diff options
Diffstat (limited to 'drivers/usb')
109 files changed, 5039 insertions, 1448 deletions
diff --git a/drivers/usb/Makefile b/drivers/usb/Makefile index 97d57cfc343b..825bf884537a 100644 --- a/drivers/usb/Makefile +++ b/drivers/usb/Makefile @@ -33,7 +33,6 @@ obj-$(CONFIG_USB_KBTAB) += input/ obj-$(CONFIG_USB_MOUSE) += input/ obj-$(CONFIG_USB_MTOUCH) += input/ obj-$(CONFIG_USB_POWERMATE) += input/ -obj-$(CONFIG_USB_TRANCEVIBRATOR)+= input/ obj-$(CONFIG_USB_WACOM) += input/ obj-$(CONFIG_USB_XPAD) += input/ @@ -66,6 +65,7 @@ obj-$(CONFIG_USB_PHIDGETSERVO) += misc/ obj-$(CONFIG_USB_RIO500) += misc/ obj-$(CONFIG_USB_SISUSBVGA) += misc/ obj-$(CONFIG_USB_TEST) += misc/ +obj-$(CONFIG_USB_TRANCEVIBRATOR)+= misc/ obj-$(CONFIG_USB_USS720) += misc/ obj-$(CONFIG_USB_ATM) += atm/ diff --git a/drivers/usb/atm/cxacru.c b/drivers/usb/atm/cxacru.c index 3892a9e9aee3..e6565633ba0f 100644 --- a/drivers/usb/atm/cxacru.c +++ b/drivers/usb/atm/cxacru.c @@ -793,6 +793,9 @@ static const struct usb_device_id cxacru_usb_ids[] = { { /* V = Conexant P = ADSL modem */ USB_DEVICE(0x0572, 0xcb06), .driver_info = (unsigned long) &cxacru_cb00 }, + { /* V = Conexant P = ADSL modem (ZTE ZXDSL 852) */ + USB_DEVICE(0x0572, 0xcb07), .driver_info = (unsigned long) &cxacru_cb00 + }, { /* V = Olitec P = ADSL modem version 2 */ USB_DEVICE(0x08e3, 0x0100), .driver_info = (unsigned long) &cxacru_cafe }, diff --git a/drivers/usb/atm/speedtch.c b/drivers/usb/atm/speedtch.c index 7c7b507af29d..a823486495c3 100644 --- a/drivers/usb/atm/speedtch.c +++ b/drivers/usb/atm/speedtch.c @@ -55,7 +55,6 @@ static const char speedtch_driver_name[] = "speedtch"; #define OFFSET_d 9 /* size 4 */ #define OFFSET_e 13 /* size 1 */ #define OFFSET_f 14 /* size 1 */ -#define TOTAL 15 #define SIZE_7 1 #define SIZE_b 8 @@ -79,6 +78,18 @@ static int dl_512_first = DEFAULT_DL_512_FIRST; static int enable_isoc = DEFAULT_ENABLE_ISOC; static int sw_buffering = DEFAULT_SW_BUFFERING; +#define DEFAULT_B_MAX_DSL 8128 +#define DEFAULT_MODEM_MODE 11 +#define MODEM_OPTION_LENGTH 16 +static const unsigned char DEFAULT_MODEM_OPTION[MODEM_OPTION_LENGTH] = { + 0x10, 0x00, 0x00, 0x00, 0x20, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 +}; + +static unsigned int BMaxDSL = DEFAULT_B_MAX_DSL; +static unsigned char ModemMode = DEFAULT_MODEM_MODE; +static unsigned char ModemOption[MODEM_OPTION_LENGTH]; +static int num_ModemOption; + module_param(altsetting, uint, S_IRUGO | S_IWUSR); MODULE_PARM_DESC(altsetting, "Alternative setting for data interface (bulk_default: " @@ -100,6 +111,17 @@ MODULE_PARM_DESC(sw_buffering, "Enable software buffering (default: " __MODULE_STRING(DEFAULT_SW_BUFFERING) ")"); +module_param(BMaxDSL, uint, S_IRUGO | S_IWUSR); +MODULE_PARM_DESC(BMaxDSL, + "default: " __MODULE_STRING(DEFAULT_B_MAX_DSL)); + +module_param(ModemMode, byte, S_IRUGO | S_IWUSR); +MODULE_PARM_DESC(ModemMode, + "default: " __MODULE_STRING(DEFAULT_MODEM_MODE)); + +module_param_array(ModemOption, byte, &num_ModemOption, S_IRUGO); +MODULE_PARM_DESC(ModemOption, "default: 0x10,0x00,0x00,0x00,0x20"); + #define INTERFACE_DATA 1 #define ENDPOINT_INT 0x81 #define ENDPOINT_BULK_DATA 0x07 @@ -108,10 +130,17 @@ MODULE_PARM_DESC(sw_buffering, #define hex2int(c) ( (c >= '0') && (c <= '9') ? (c - '0') : ((c & 0xf) + 9) ) +struct speedtch_params { + unsigned int altsetting; + unsigned int BMaxDSL; + unsigned char ModemMode; + unsigned char ModemOption[MODEM_OPTION_LENGTH]; +}; + struct speedtch_instance_data { struct usbatm_data *usbatm; - unsigned int altsetting; + struct speedtch_params params; /* set in probe, constant afterwards */ struct work_struct status_checker; @@ -123,7 +152,7 @@ struct speedtch_instance_data { struct urb *int_urb; unsigned char int_data[16]; - unsigned char scratch_buffer[TOTAL]; + unsigned char scratch_buffer[16]; }; /*************** @@ -186,6 +215,34 @@ static void speedtch_test_sequence(struct speedtch_instance_data *instance) 0x01, 0x40, 0x04, 0x00, buf, 3, CTRL_TIMEOUT); if (ret < 0) usb_warn(usbatm, "%s failed on URB150: %d\n", __func__, ret); + + /* Extra initialisation in recent drivers - gives higher speeds */ + + /* URBext1 */ + buf[0] = instance->params.ModemMode; + ret = usb_control_msg(usb_dev, usb_sndctrlpipe(usb_dev, 0), + 0x01, 0x40, 0x11, 0x00, buf, 1, CTRL_TIMEOUT); + if (ret < 0) + usb_warn(usbatm, "%s failed on URBext1: %d\n", __func__, ret); + + /* URBext2 */ + /* This seems to be the one which actually triggers the higher sync + rate -- it does require the new firmware too, although it works OK + with older firmware */ + ret = usb_control_msg(usb_dev, usb_sndctrlpipe(usb_dev, 0), + 0x01, 0x40, 0x14, 0x00, + instance->params.ModemOption, + MODEM_OPTION_LENGTH, CTRL_TIMEOUT); + if (ret < 0) + usb_warn(usbatm, "%s failed on URBext2: %d\n", __func__, ret); + + /* URBext3 */ + buf[0] = instance->params.BMaxDSL & 0xff; + buf[1] = instance->params.BMaxDSL >> 8; + ret = usb_control_msg(usb_dev, usb_sndctrlpipe(usb_dev, 0), + 0x01, 0x40, 0x12, 0x00, buf, 2, CTRL_TIMEOUT); + if (ret < 0) + usb_warn(usbatm, "%s failed on URBext3: %d\n", __func__, ret); } static int speedtch_upload_firmware(struct speedtch_instance_data *instance, @@ -285,8 +342,8 @@ static int speedtch_upload_firmware(struct speedtch_instance_data *instance, because we're in our own kernel thread anyway. */ msleep_interruptible(1000); - if ((ret = usb_set_interface(usb_dev, INTERFACE_DATA, instance->altsetting)) < 0) { - usb_err(usbatm, "%s: setting interface to %d failed (%d)!\n", __func__, instance->altsetting, ret); + if ((ret = usb_set_interface(usb_dev, INTERFACE_DATA, instance->params.altsetting)) < 0) { + usb_err(usbatm, "%s: setting interface to %d failed (%d)!\n", __func__, instance->params.altsetting, ret); goto out_free; } @@ -372,7 +429,7 @@ static int speedtch_read_status(struct speedtch_instance_data *instance) unsigned char *buf = instance->scratch_buffer; int ret; - memset(buf, 0, TOTAL); + memset(buf, 0, 16); ret = usb_control_msg(usb_dev, usb_rcvctrlpipe(usb_dev, 0), 0x12, 0xc0, 0x07, 0x00, buf + OFFSET_7, SIZE_7, @@ -746,17 +803,21 @@ static int speedtch_bind(struct usbatm_data *usbatm, instance->usbatm = usbatm; - /* altsetting and enable_isoc may change at any moment, so take a snapshot */ - instance->altsetting = altsetting; + /* module parameters may change at any moment, so take a snapshot */ + instance->params.altsetting = altsetting; + instance->params.BMaxDSL = BMaxDSL; + instance->params.ModemMode = ModemMode; + memcpy(instance->params.ModemOption, DEFAULT_MODEM_OPTION, MODEM_OPTION_LENGTH); + memcpy(instance->params.ModemOption, ModemOption, num_ModemOption); use_isoc = enable_isoc; - if (instance->altsetting) - if ((ret = usb_set_interface(usb_dev, INTERFACE_DATA, instance->altsetting)) < 0) { - usb_err(usbatm, "%s: setting interface to %2d failed (%d)!\n", __func__, instance->altsetting, ret); - instance->altsetting = 0; /* fall back to default */ + if (instance->params.altsetting) + if ((ret = usb_set_interface(usb_dev, INTERFACE_DATA, instance->params.altsetting)) < 0) { + usb_err(usbatm, "%s: setting interface to %2d failed (%d)!\n", __func__, instance->params.altsetting, ret); + instance->params.altsetting = 0; /* fall back to default */ } - if (!instance->altsetting && use_isoc) + if (!instance->params.altsetting && use_isoc) if ((ret = usb_set_interface(usb_dev, INTERFACE_DATA, DEFAULT_ISOC_ALTSETTING)) < 0) { usb_dbg(usbatm, "%s: setting interface to %2d failed (%d)!\n", __func__, DEFAULT_ISOC_ALTSETTING, ret); use_isoc = 0; /* fall back to bulk */ @@ -773,8 +834,8 @@ static int speedtch_bind(struct usbatm_data *usbatm, const struct usb_endpoint_descriptor *endpoint_desc = &desc->endpoint[i].desc; if ((endpoint_desc->bEndpointAddress == target_address)) { - use_isoc = (endpoint_desc->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) == - USB_ENDPOINT_XFER_ISOC; + use_isoc = + usb_endpoint_xfer_isoc(endpoint_desc); break; } } @@ -783,14 +844,14 @@ static int speedtch_bind(struct usbatm_data *usbatm, usb_info(usbatm, "isochronous transfer not supported - using bulk\n"); } - if (!use_isoc && !instance->altsetting) + if (!use_isoc && !instance->params.altsetting) if ((ret = usb_set_interface(usb_dev, INTERFACE_DATA, DEFAULT_BULK_ALTSETTING)) < 0) { usb_err(usbatm, "%s: setting interface to %2d failed (%d)!\n", __func__, DEFAULT_BULK_ALTSETTING, ret); goto fail_free; } - if (!instance->altsetting) - instance->altsetting = use_isoc ? DEFAULT_ISOC_ALTSETTING : DEFAULT_BULK_ALTSETTING; + if (!instance->params.altsetting) + instance->params.altsetting = use_isoc ? DEFAULT_ISOC_ALTSETTING : DEFAULT_BULK_ALTSETTING; usbatm->flags |= (use_isoc ? UDSL_USE_ISOC : 0); diff --git a/drivers/usb/atm/ueagle-atm.c b/drivers/usb/atm/ueagle-atm.c index f5434b1cbb1e..c137c041f7a4 100644 --- a/drivers/usb/atm/ueagle-atm.c +++ b/drivers/usb/atm/ueagle-atm.c @@ -68,7 +68,7 @@ #include "usbatm.h" -#define EAGLEUSBVERSION "ueagle 1.3" +#define EAGLEUSBVERSION "ueagle 1.4" /* @@ -80,14 +80,14 @@ dev_dbg(&(usb_dev)->dev, \ "[ueagle-atm dbg] %s: " format, \ __FUNCTION__, ##args); \ - } while (0) + } while (0) #define uea_vdbg(usb_dev, format, args...) \ do { \ if (debug >= 2) \ dev_dbg(&(usb_dev)->dev, \ "[ueagle-atm vdbg] " format, ##args); \ - } while (0) + } while (0) #define uea_enters(usb_dev) \ uea_vdbg(usb_dev, "entering %s\n", __FUNCTION__) @@ -218,8 +218,8 @@ enum { #define UEA_CHIP_VERSION(x) \ ((x)->driver_info & 0xf) -#define IS_ISDN(sc) \ - (le16_to_cpu(sc->usb_dev->descriptor.bcdDevice) & 0x80) +#define IS_ISDN(usb_dev) \ + (le16_to_cpu((usb_dev)->descriptor.bcdDevice) & 0x80) #define INS_TO_USBDEV(ins) ins->usb_dev @@ -401,9 +401,8 @@ static int uea_send_modem_cmd(struct usb_device *usb, int ret = -ENOMEM; u8 *xfer_buff; - xfer_buff = kmalloc(size, GFP_KERNEL); + xfer_buff = kmemdup(buff, size, GFP_KERNEL); if (xfer_buff) { - memcpy(xfer_buff, buff, size); ret = usb_control_msg(usb, usb_sndctrlpipe(usb, 0), LOAD_INTERNAL, @@ -595,14 +594,12 @@ static int uea_idma_write(struct uea_softc *sc, void *data, u32 size) u8 *xfer_buff; int bytes_read; - xfer_buff = kmalloc(size, GFP_KERNEL); + xfer_buff = kmemdup(data, size, GFP_KERNEL); if (!xfer_buff) { uea_err(INS_TO_USBDEV(sc), "can't allocate xfer_buff\n"); return ret; } - memcpy(xfer_buff, data, size); - ret = usb_bulk_msg(sc->usb_dev, usb_sndbulkpipe(sc->usb_dev, UEA_IDMA_PIPE), xfer_buff, size, &bytes_read, BULK_TIMEOUT); @@ -625,12 +622,12 @@ static int request_dsp(struct uea_softc *sc) char *dsp_name; if (UEA_CHIP_VERSION(sc) == ADI930) { - if (IS_ISDN(sc)) + if (IS_ISDN(sc->usb_dev)) dsp_name = FW_DIR "DSP9i.bin"; else dsp_name = FW_DIR "DSP9p.bin"; } else { - if (IS_ISDN(sc)) + if (IS_ISDN(sc->usb_dev)) dsp_name = FW_DIR "DSPei.bin"; else dsp_name = FW_DIR "DSPep.bin"; @@ -744,7 +741,7 @@ static inline void wake_up_cmv_ack(struct uea_softc *sc) static inline int wait_cmv_ack(struct uea_softc *sc) { - int ret = wait_event_timeout(sc->cmv_ack_wait, + int ret = wait_event_interruptible_timeout(sc->cmv_ack_wait, sc->cmv_ack, ACK_TIMEOUT); sc->cmv_ack = 0; @@ -765,12 +762,11 @@ static int uea_request(struct uea_softc *sc, u8 *xfer_buff; int ret = -ENOMEM; - xfer_buff = kmalloc(size, GFP_KERNEL); + xfer_buff = kmemdup(data, size, GFP_KERNEL); if (!xfer_buff) { uea_err(INS_TO_USBDEV(sc), "can't allocate xfer_buff\n"); return ret; } - memcpy(xfer_buff, data, size); ret = usb_control_msg(sc->usb_dev, usb_sndctrlpipe(sc->usb_dev, 0), UCDC_SEND_ENCAPSULATED_COMMAND, @@ -885,7 +881,8 @@ static int uea_stat(struct uea_softc *sc) break; case 3: /* fail ... */ - uea_info(INS_TO_USBDEV(sc), "modem synchronization failed\n"); + uea_info(INS_TO_USBDEV(sc), "modem synchronization failed" + " (may be try other cmv/dsp)\n"); return -EAGAIN; case 4 ... 6: /* test state */ @@ -913,12 +910,6 @@ static int uea_stat(struct uea_softc *sc) release_firmware(sc->dsp_firm); sc->dsp_firm = NULL; } - - ret = uea_read_cmv(sc, SA_INFO, 10, &sc->stats.phy.firmid); - if (ret < 0) - return ret; - uea_info(INS_TO_USBDEV(sc), "ATU-R firmware version : %x\n", - sc->stats.phy.firmid); } /* always update it as atm layer could not be init when we switch to @@ -1033,9 +1024,9 @@ static int request_cmvs(struct uea_softc *sc, if (cmv_file[sc->modem_index] == NULL) { if (UEA_CHIP_VERSION(sc) == ADI930) - file = (IS_ISDN(sc)) ? "CMV9i.bin" : "CMV9p.bin"; + file = (IS_ISDN(sc->usb_dev)) ? "CMV9i.bin" : "CMV9p.bin"; else - file = (IS_ISDN(sc)) ? "CMVei.bin" : "CMVep.bin"; + file = (IS_ISDN(sc->usb_dev)) ? "CMVei.bin" : "CMVep.bin"; } else file = cmv_file[sc->modem_index]; @@ -1131,6 +1122,13 @@ static int uea_start_reset(struct uea_softc *sc) if (ret < 0) return ret; + /* Dump firmware version */ + ret = uea_read_cmv(sc, SA_INFO, 10, &sc->stats.phy.firmid); + if (ret < 0) + return ret; + uea_info(INS_TO_USBDEV(sc), "ATU-R firmware version : %x\n", + sc->stats.phy.firmid); + /* get options */ ret = len = request_cmvs(sc, &cmvs, &cmvs_fw); if (ret < 0) @@ -1147,6 +1145,8 @@ static int uea_start_reset(struct uea_softc *sc) /* Enter in R-ACT-REQ */ ret = uea_write_cmv(sc, SA_CNTL, 0, 2); uea_vdbg(INS_TO_USBDEV(sc), "Entering in R-ACT-REQ state\n"); + uea_info(INS_TO_USBDEV(sc), "Modem started, " + "waiting synchronization\n"); out: release_firmware(cmvs_fw); sc->reset = 0; @@ -1172,7 +1172,10 @@ static int uea_kthread(void *data) if (!ret) ret = uea_stat(sc); if (ret != -EAGAIN) - msleep(1000); + msleep_interruptible(1000); + if (try_to_freeze()) + uea_err(INS_TO_USBDEV(sc), "suspend/resume not supported, " + "please unplug/replug your modem\n"); } uea_leaves(INS_TO_USBDEV(sc)); return ret; @@ -1566,6 +1569,7 @@ UEA_ATTR(uscorr, 0); UEA_ATTR(dscorr, 0); UEA_ATTR(usunc, 0); UEA_ATTR(dsunc, 0); +UEA_ATTR(firmid, 0); /* Retrieve the device End System Identifier (MAC) */ @@ -1597,7 +1601,7 @@ static int uea_heavy(struct usbatm_data *usbatm, struct usb_interface *intf) { struct uea_softc *sc = usbatm->driver_data; - wait_event(sc->sync_q, IS_OPERATIONAL(sc)); + wait_event_interruptible(sc->sync_q, IS_OPERATIONAL(sc)); return 0; @@ -1639,16 +1643,13 @@ static struct attribute *attrs[] = { &dev_attr_stat_dscorr.attr, &dev_attr_stat_usunc.attr, &dev_attr_stat_dsunc.attr, + &dev_attr_stat_firmid.attr, + NULL, }; static struct attribute_group attr_grp = { .attrs = attrs, }; -static int create_fs_entries(struct usb_interface *intf) -{ - return sysfs_create_group(&intf->dev.kobj, &attr_grp); -} - static int uea_bind(struct usbatm_data *usbatm, struct usb_interface *intf, const struct usb_device_id *id) { @@ -1708,31 +1709,25 @@ static int uea_bind(struct usbatm_data *usbatm, struct usb_interface *intf, } } + ret = sysfs_create_group(&intf->dev.kobj, &attr_grp); + if (ret < 0) + goto error; + ret = uea_boot(sc); - if (ret < 0) { - kfree(sc); - return ret; - } + if (ret < 0) + goto error; - ret = create_fs_entries(intf); - if (ret) { - uea_stop(sc); - kfree(sc); - return ret; - } return 0; -} - -static void destroy_fs_entries(struct usb_interface *intf) -{ - sysfs_remove_group(&intf->dev.kobj, &attr_grp); +error: + kfree(sc); + return ret; } static void uea_unbind(struct usbatm_data *usbatm, struct usb_interface *intf) { struct uea_softc *sc = usbatm->driver_data; - destroy_fs_entries(intf); + sysfs_remove_group(&intf->dev.kobj, &attr_grp); uea_stop(sc); kfree(sc); } @@ -1753,10 +1748,10 @@ static int uea_probe(struct usb_interface *intf, const struct usb_device_id *id) struct usb_device *usb = interface_to_usbdev(intf); uea_enters(usb); - uea_info(usb, "ADSL device founded vid (%#X) pid (%#X) : %s\n", + uea_info(usb, "ADSL device founded vid (%#X) pid (%#X) : %s %s\n", le16_to_cpu(usb->descriptor.idVendor), le16_to_cpu(usb->descriptor.idProduct), - chip_name[UEA_CHIP_VERSION(id)]); + chip_name[UEA_CHIP_VERSION(id)], IS_ISDN(usb)?"isdn":"pots"); usb_reset_device(usb); diff --git a/drivers/usb/atm/usbatm.c b/drivers/usb/atm/usbatm.c index 309073f6433a..ec63b0ee0743 100644 --- a/drivers/usb/atm/usbatm.c +++ b/drivers/usb/atm/usbatm.c @@ -1001,6 +1001,7 @@ static int usbatm_do_heavy_init(void *arg) daemonize(instance->driver->driver_name); allow_signal(SIGTERM); + instance->thread_pid = current->pid; complete(&instance->thread_started); @@ -1025,10 +1026,6 @@ static int usbatm_heavy_init(struct usbatm_data *instance) return ret; } - mutex_lock(&instance->serialize); - instance->thread_pid = ret; - mutex_unlock(&instance->serialize); - wait_for_completion(&instance->thread_started); return 0; diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c index ec4d1d756725..ec3438dc8ee5 100644 --- a/drivers/usb/class/cdc-acm.c +++ b/drivers/usb/class/cdc-acm.c @@ -325,7 +325,7 @@ static void acm_rx_tasklet(unsigned long _acm) struct acm_rb *buf; struct tty_struct *tty = acm->tty; struct acm_ru *rcv; - //unsigned long flags; + unsigned long flags; int i = 0; dbg("Entering acm_rx_tasklet"); @@ -333,15 +333,15 @@ static void acm_rx_tasklet(unsigned long _acm) return; next_buffer: - spin_lock(&acm->read_lock); + spin_lock_irqsave(&acm->read_lock, flags); if (list_empty(&acm->filled_read_bufs)) { - spin_unlock(&acm->read_lock); + spin_unlock_irqrestore(&acm->read_lock, flags); goto urbs; } buf = list_entry(acm->filled_read_bufs.next, struct acm_rb, list); list_del(&buf->list); - spin_unlock(&acm->read_lock); + spin_unlock_irqrestore(&acm->read_lock, flags); dbg("acm_rx_tasklet: procesing buf 0x%p, size = %d", buf, buf->size); @@ -356,29 +356,29 @@ next_buffer: memmove(buf->base, buf->base + i, buf->size - i); buf->size -= i; spin_unlock(&acm->throttle_lock); - spin_lock(&acm->read_lock); + spin_lock_irqsave(&acm->read_lock, flags); list_add(&buf->list, &acm->filled_read_bufs); - spin_unlock(&acm->read_lock); + spin_unlock_irqrestore(&acm->read_lock, flags); return; } spin_unlock(&acm->throttle_lock); - spin_lock(&acm->read_lock); + spin_lock_irqsave(&acm->read_lock, flags); list_add(&buf->list, &acm->spare_read_bufs); - spin_unlock(&acm->read_lock); + spin_unlock_irqrestore(&acm->read_lock, flags); goto next_buffer; urbs: while (!list_empty(&acm->spare_read_bufs)) { - spin_lock(&acm->read_lock); + spin_lock_irqsave(&acm->read_lock, flags); if (list_empty(&acm->spare_read_urbs)) { - spin_unlock(&acm->read_lock); + spin_unlock_irqrestore(&acm->read_lock, flags); return; } rcv = list_entry(acm->spare_read_urbs.next, struct acm_ru, list); list_del(&rcv->list); - spin_unlock(&acm->read_lock); + spin_unlock_irqrestore(&acm->read_lock, flags); buf = list_entry(acm->spare_read_bufs.next, struct acm_rb, list); @@ -400,9 +400,9 @@ urbs: free-urbs-pool and resubmited ASAP */ if (usb_submit_urb(rcv->urb, GFP_ATOMIC) < 0) { list_add(&buf->list, &acm->spare_read_bufs); - spin_lock(&acm->read_lock); + spin_lock_irqsave(&acm->read_lock, flags); list_add(&rcv->list, &acm->spare_read_urbs); - spin_unlock(&acm->read_lock); + spin_unlock_irqrestore(&acm->read_lock, flags); return; } } @@ -892,7 +892,7 @@ skip_normal_probe: /* workaround for switched endpoints */ - if ((epread->bEndpointAddress & USB_DIR_IN) != USB_DIR_IN) { + if (!usb_endpoint_dir_in(epread)) { /* descriptors are swapped */ struct usb_endpoint_descriptor *t; dev_dbg(&intf->dev,"The data interface has switched endpoints"); @@ -1083,6 +1083,9 @@ static struct usb_device_id acm_ids[] = { { USB_DEVICE(0x0482, 0x0203), /* KYOCERA AH-K3001V */ .driver_info = NO_UNION_NORMAL, /* has no union descriptor */ }, + { USB_DEVICE(0x079b, 0x000f), /* BT On-Air USB MODEM */ + .driver_info = NO_UNION_NORMAL, /* has no union descriptor */ + }, { USB_DEVICE(0x0ace, 0x1608), /* ZyDAS 56K USB MODEM */ .driver_info = SINGLE_RX_URB, /* firmware bug */ }, diff --git a/drivers/usb/class/usblp.c b/drivers/usb/class/usblp.c index a161d70e1e42..6303970e93c1 100644 --- a/drivers/usb/class/usblp.c +++ b/drivers/usb/class/usblp.c @@ -154,6 +154,7 @@ struct usblp { unsigned char used; /* True if open */ unsigned char present; /* True if not disconnected */ unsigned char bidir; /* interface is bidirectional */ + unsigned char sleeping; /* interface is suspended */ unsigned char *device_id_string; /* IEEE 1284 DEVICE ID string (ptr) */ /* first 2 bytes are (big-endian) length */ }; @@ -183,6 +184,7 @@ static void usblp_dump(struct usblp *usblp) { dbg("quirks=%d", usblp->quirks); dbg("used=%d", usblp->used); dbg("bidir=%d", usblp->bidir); + dbg("sleeping=%d", usblp->sleeping); dbg("device_id_string=\"%s\"", usblp->device_id_string ? usblp->device_id_string + 2 : @@ -338,6 +340,20 @@ static int usblp_check_status(struct usblp *usblp, int err) return newerr; } +static int handle_bidir (struct usblp *usblp) +{ + if (usblp->bidir && usblp->used && !usblp->sleeping) { + usblp->readcount = 0; + usblp->readurb->dev = usblp->dev; + if (usb_submit_urb(usblp->readurb, GFP_KERNEL) < 0) { + usblp->used = 0; + return -EIO; + } + } + + return 0; +} + /* * File op functions. */ @@ -390,14 +406,9 @@ static int usblp_open(struct inode *inode, struct file *file) usblp->writeurb->status = 0; usblp->readurb->status = 0; - if (usblp->bidir) { - usblp->readcount = 0; - usblp->readurb->dev = usblp->dev; - if (usb_submit_urb(usblp->readurb, GFP_KERNEL) < 0) { - retval = -EIO; - usblp->used = 0; - file->private_data = NULL; - } + if (handle_bidir(usblp) < 0) { + file->private_data = NULL; + retval = -EIO; } out: mutex_unlock (&usblp_mutex); @@ -460,6 +471,11 @@ static long usblp_ioctl(struct file *file, unsigned int cmd, unsigned long arg) goto done; } + if (usblp->sleeping) { + retval = -ENODEV; + goto done; + } + dbg("usblp_ioctl: cmd=0x%x (%c nr=%d len=%d dir=%d)", cmd, _IOC_TYPE(cmd), _IOC_NR(cmd), _IOC_SIZE(cmd), _IOC_DIR(cmd) ); @@ -658,6 +674,11 @@ static ssize_t usblp_write(struct file *file, const char __user *buffer, size_t return -ENODEV; } + if (usblp->sleeping) { + up (&usblp->sem); + return writecount ? writecount : -ENODEV; + } + if (usblp->writeurb->status != 0) { if (usblp->quirks & USBLP_QUIRK_BIDIR) { if (!usblp->wcomplete) @@ -701,6 +722,7 @@ static ssize_t usblp_write(struct file *file, const char __user *buffer, size_t usblp->wcomplete = 0; err = usb_submit_urb(usblp->writeurb, GFP_KERNEL); if (err) { + usblp->wcomplete = 1; if (err != -ENOMEM) count = -EIO; else @@ -749,6 +771,11 @@ static ssize_t usblp_read(struct file *file, char __user *buffer, size_t count, goto done; } + if (usblp->sleeping) { + count = -ENODEV; + goto done; + } + if (usblp->readurb->status) { err("usblp%d: error %d reading from printer", usblp->minor, usblp->readurb->status); @@ -1167,6 +1194,39 @@ static void usblp_disconnect(struct usb_interface *intf) mutex_unlock (&usblp_mutex); } +static int usblp_suspend (struct usb_interface *intf, pm_message_t message) +{ + struct usblp *usblp = usb_get_intfdata (intf); + + /* this races against normal access and open */ + mutex_lock (&usblp_mutex); + down (&usblp->sem); + /* we take no more IO */ + usblp->sleeping = 1; + usblp_unlink_urbs(usblp); + up (&usblp->sem); + mutex_unlock (&usblp_mutex); + + return 0; +} + +static int usblp_resume (struct usb_interface *intf) +{ + struct usblp *usblp = usb_get_intfdata (intf); + int r; + + mutex_lock (&usblp_mutex); + down (&usblp->sem); + + usblp->sleeping = 0; + r = handle_bidir (usblp); + + up (&usblp->sem); + mutex_unlock (&usblp_mutex); + + return r; +} + static struct usb_device_id usblp_ids [] = { { USB_DEVICE_INFO(7, 1, 1) }, { USB_DEVICE_INFO(7, 1, 2) }, @@ -1183,6 +1243,8 @@ static struct usb_driver usblp_driver = { .name = "usblp", .probe = usblp_probe, .disconnect = usblp_disconnect, + .suspend = usblp_suspend, + .resume = usblp_resume, .id_table = usblp_ids, }; diff --git a/drivers/usb/core/Kconfig b/drivers/usb/core/Kconfig index 6e3b5358a760..f8324d8d06ac 100644 --- a/drivers/usb/core/Kconfig +++ b/drivers/usb/core/Kconfig @@ -72,6 +72,21 @@ config USB_SUSPEND If you are unsure about this, say N here. +config USB_MULTITHREAD_PROBE + bool "USB Multi-threaded probe (EXPERIMENTAL)" + depends on USB && EXPERIMENTAL + default n + help + Say Y here if you want the USB core to spawn a new thread for + every USB device that is probed. This can cause a small speedup + in boot times on systems with a lot of different USB devices. + + This option should be safe to enable, but if any odd probing + problems are found, please disable it, or dynamically turn it + off in the /sys/module/usbcore/parameters/multithread_probe + file + + When in doubt, say N. config USB_OTG bool diff --git a/drivers/usb/core/devices.c b/drivers/usb/core/devices.c index 3538c2fdadfe..ea398e5d50af 100644 --- a/drivers/usb/core/devices.c +++ b/drivers/usb/core/devices.c @@ -175,12 +175,13 @@ static char *usb_dump_endpoint_descriptor ( ) { char dir, unit, *type; - unsigned interval, in, bandwidth = 1; + unsigned interval, bandwidth = 1; if (start > end) return start; - in = (desc->bEndpointAddress & USB_DIR_IN); - dir = in ? 'I' : 'O'; + + dir = usb_endpoint_dir_in(desc) ? 'I' : 'O'; + if (speed == USB_SPEED_HIGH) { switch (le16_to_cpu(desc->wMaxPacketSize) & (0x03 << 11)) { case 1 << 11: bandwidth = 2; break; @@ -204,7 +205,7 @@ static char *usb_dump_endpoint_descriptor ( break; case USB_ENDPOINT_XFER_BULK: type = "Bulk"; - if (speed == USB_SPEED_HIGH && !in) /* uframes per NAK */ + if (speed == USB_SPEED_HIGH && dir == 'O') /* uframes per NAK */ interval = desc->bInterval; else interval = 0; diff --git a/drivers/usb/core/devio.c b/drivers/usb/core/devio.c index 724822cac2b1..3ed4cb2d56d9 100644 --- a/drivers/usb/core/devio.c +++ b/drivers/usb/core/devio.c @@ -561,7 +561,7 @@ static int usbdev_open(struct inode *inode, struct file *file) dev = inode->i_private; if (!dev) goto out; - ret = usb_autoresume_device(dev, 1); + ret = usb_autoresume_device(dev); if (ret) goto out; @@ -609,7 +609,7 @@ static int usbdev_release(struct inode *inode, struct file *file) releaseintf(ps, ifnum); } destroy_all_async(ps); - usb_autosuspend_device(dev, 1); + usb_autosuspend_device(dev); usb_unlock_device(dev); usb_put_dev(dev); put_pid(ps->disc_pid); @@ -1588,15 +1588,18 @@ const struct file_operations usbfs_device_file_operations = { .release = usbdev_release, }; -static void usbdev_add(struct usb_device *dev) +static int usbdev_add(struct usb_device *dev) { int minor = ((dev->bus->busnum-1) * 128) + (dev->devnum-1); dev->class_dev = class_device_create(usb_device_class, NULL, MKDEV(USB_DEVICE_MAJOR, minor), &dev->dev, "usbdev%d.%d", dev->bus->busnum, dev->devnum); + if (IS_ERR(dev->class_dev)) + return PTR_ERR(dev->class_dev); dev->class_dev->class_data = dev; + return 0; } static void usbdev_remove(struct usb_device *dev) @@ -1609,7 +1612,8 @@ static int usbdev_notify(struct notifier_block *self, unsigned long action, { switch (action) { case USB_DEVICE_ADD: - usbdev_add(dev); + if (usbdev_add(dev)) + return NOTIFY_BAD; break; case USB_DEVICE_REMOVE: usbdev_remove(dev); diff --git a/drivers/usb/core/driver.c b/drivers/usb/core/driver.c index 113e484c763e..d6eb5ce1dd1d 100644 --- a/drivers/usb/core/driver.c +++ b/drivers/usb/core/driver.c @@ -205,7 +205,7 @@ static int usb_probe_interface(struct device *dev) if (id) { dev_dbg(dev, "%s - got id\n", __FUNCTION__); - error = usb_autoresume_device(udev, 1); + error = usb_autoresume_device(udev); if (error) return error; @@ -229,7 +229,7 @@ static int usb_probe_interface(struct device *dev) } else intf->condition = USB_INTERFACE_BOUND; - usb_autosuspend_device(udev, 1); + usb_autosuspend_device(udev); } return error; @@ -247,7 +247,7 @@ static int usb_unbind_interface(struct device *dev) /* Autoresume for set_interface call below */ udev = interface_to_usbdev(intf); - error = usb_autoresume_device(udev, 1); + error = usb_autoresume_device(udev); /* release all urbs for this interface */ usb_disable_interface(interface_to_usbdev(intf), intf); @@ -265,7 +265,7 @@ static int usb_unbind_interface(struct device *dev) intf->needs_remote_wakeup = 0; if (!error) - usb_autosuspend_device(udev, 1); + usb_autosuspend_device(udev); return 0; } @@ -408,6 +408,16 @@ static int usb_match_one_id(struct usb_interface *interface, (id->bDeviceProtocol != dev->descriptor.bDeviceProtocol)) return 0; + /* The interface class, subclass, and protocol should never be + * checked for a match if the device class is Vendor Specific, + * unless the match record specifies the Vendor ID. */ + if (dev->descriptor.bDeviceClass == USB_CLASS_VENDOR_SPEC && + !(id->match_flags & USB_DEVICE_ID_MATCH_VENDOR) && + (id->match_flags & (USB_DEVICE_ID_MATCH_INT_CLASS | + USB_DEVICE_ID_MATCH_INT_SUBCLASS | + USB_DEVICE_ID_MATCH_INT_PROTOCOL))) + return 0; + if ((id->match_flags & USB_DEVICE_ID_MATCH_INT_CLASS) && (id->bInterfaceClass != intf->desc.bInterfaceClass)) return 0; @@ -476,7 +486,17 @@ static int usb_match_one_id(struct usb_interface *interface, * most general; they let drivers bind to any interface on a * multiple-function device. Use the USB_INTERFACE_INFO * macro, or its siblings, to match class-per-interface style - * devices (as recorded in bDeviceClass). + * devices (as recorded in bInterfaceClass). + * + * Note that an entry created by USB_INTERFACE_INFO won't match + * any interface if the device class is set to Vendor-Specific. + * This is deliberate; according to the USB spec the meanings of + * the interface class/subclass/protocol for these devices are also + * vendor-specific, and hence matching against a standard product + * class wouldn't work anyway. If you really want to use an + * interface-based match for such a device, create a match record + * that also specifies the vendor ID. (Unforunately there isn't a + * standard macro for creating records like this.) * * Within those groups, remember that not all combinations are * meaningful. For example, don't give a product version range @@ -505,7 +525,7 @@ const struct usb_device_id *usb_match_id(struct usb_interface *interface, } EXPORT_SYMBOL_GPL_FUTURE(usb_match_id); -int usb_device_match(struct device *dev, struct device_driver *drv) +static int usb_device_match(struct device *dev, struct device_driver *drv) { /* devices and interfaces are handled separately */ if (is_usb_device(dev)) { @@ -790,7 +810,7 @@ EXPORT_SYMBOL_GPL_FUTURE(usb_deregister); #ifdef CONFIG_PM /* Caller has locked udev's pm_mutex */ -static int suspend_device(struct usb_device *udev, pm_message_t msg) +static int usb_suspend_device(struct usb_device *udev, pm_message_t msg) { struct usb_device_driver *udriver; int status = 0; @@ -817,7 +837,7 @@ done: } /* Caller has locked udev's pm_mutex */ -static int resume_device(struct usb_device *udev) +static int usb_resume_device(struct usb_device *udev) { struct usb_device_driver *udriver; int status = 0; @@ -843,7 +863,7 @@ done: } /* Caller has locked intf's usb_device's pm mutex */ -static int suspend_interface(struct usb_interface *intf, pm_message_t msg) +static int usb_suspend_interface(struct usb_interface *intf, pm_message_t msg) { struct usb_driver *driver; int status = 0; @@ -880,7 +900,7 @@ done: } /* Caller has locked intf's usb_device's pm_mutex */ -static int resume_interface(struct usb_interface *intf) +static int usb_resume_interface(struct usb_interface *intf) { struct usb_driver *driver; int status = 0; @@ -920,6 +940,44 @@ done: return status; } +#ifdef CONFIG_USB_SUSPEND + +/* Internal routine to check whether we may autosuspend a device. */ +static int autosuspend_check(struct usb_device *udev) +{ + int i; + struct usb_interface *intf; + + /* For autosuspend, fail fast if anything is in use. + * Also fail if any interfaces require remote wakeup but it + * isn't available. */ + udev->do_remote_wakeup = device_may_wakeup(&udev->dev); + if (udev->pm_usage_cnt > 0) + return -EBUSY; + if (udev->actconfig) { + for (i = 0; i < udev->actconfig->desc.bNumInterfaces; i++) { + intf = udev->actconfig->interface[i]; + if (!is_active(intf)) + continue; + if (intf->pm_usage_cnt > 0) + return -EBUSY; + if (intf->needs_remote_wakeup && + !udev->do_remote_wakeup) { + dev_dbg(&udev->dev, "remote wakeup needed " + "for autosuspend\n"); + return -EOPNOTSUPP; + } + } + } + return 0; +} + +#else + +#define autosuspend_check(udev) 0 + +#endif + /** * usb_suspend_both - suspend a USB device and its interfaces * @udev: the usb_device to suspend @@ -971,52 +1029,34 @@ int usb_suspend_both(struct usb_device *udev, pm_message_t msg) udev->do_remote_wakeup = device_may_wakeup(&udev->dev); - /* For autosuspend, fail fast if anything is in use. - * Also fail if any interfaces require remote wakeup but it - * isn't available. */ if (udev->auto_pm) { - if (udev->pm_usage_cnt > 0) - return -EBUSY; - if (udev->actconfig) { - for (; i < udev->actconfig->desc.bNumInterfaces; i++) { - intf = udev->actconfig->interface[i]; - if (!is_active(intf)) - continue; - if (intf->pm_usage_cnt > 0) - return -EBUSY; - if (intf->needs_remote_wakeup && - !udev->do_remote_wakeup) { - dev_dbg(&udev->dev, - "remote wakeup needed for autosuspend\n"); - return -EOPNOTSUPP; - } - } - i = 0; - } + status = autosuspend_check(udev); + if (status < 0) + return status; } /* Suspend all the interfaces and then udev itself */ if (udev->actconfig) { for (; i < udev->actconfig->desc.bNumInterfaces; i++) { intf = udev->actconfig->interface[i]; - status = suspend_interface(intf, msg); + status = usb_suspend_interface(intf, msg); if (status != 0) break; } } if (status == 0) - status = suspend_device(udev, msg); + status = usb_suspend_device(udev, msg); /* If the suspend failed, resume interfaces that did get suspended */ if (status != 0) { while (--i >= 0) { intf = udev->actconfig->interface[i]; - resume_interface(intf); + usb_resume_interface(intf); } /* If the suspend succeeded, propagate it up the tree */ } else if (parent) - usb_autosuspend_device(parent, 0); + usb_autosuspend_device(parent); // dev_dbg(&udev->dev, "%s: status %d\n", __FUNCTION__, status); return status; @@ -1064,9 +1104,25 @@ int usb_resume_both(struct usb_device *udev) /* Propagate the resume up the tree, if necessary */ if (udev->state == USB_STATE_SUSPENDED) { if (parent) { - usb_pm_lock(parent); - parent->auto_pm = 1; - status = usb_resume_both(parent); + status = usb_autoresume_device(parent); + if (status == 0) { + status = usb_resume_device(udev); + if (status) { + usb_autosuspend_device(parent); + + /* It's possible usb_resume_device() + * failed after the port was + * unsuspended, causing udev to be + * logically disconnected. We don't + * want usb_disconnect() to autosuspend + * the parent again, so tell it that + * udev disconnected while still + * suspended. */ + if (udev->state == + USB_STATE_NOTATTACHED) + udev->discon_suspended = 1; + } + } } else { /* We can't progagate beyond the USB subsystem, @@ -1075,24 +1131,20 @@ int usb_resume_both(struct usb_device *udev) if (udev->dev.parent->power.power_state.event != PM_EVENT_ON) status = -EHOSTUNREACH; - } - if (status == 0) - status = resume_device(udev); - if (parent) - usb_pm_unlock(parent); + else + status = usb_resume_device(udev); + } } else { /* Needed only for setting udev->dev.power.power_state.event * and for possible debugging message. */ - status = resume_device(udev); + status = usb_resume_device(udev); } - /* Now the parent won't suspend until we are finished */ - if (status == 0 && udev->actconfig) { for (i = 0; i < udev->actconfig->desc.bNumInterfaces; i++) { intf = udev->actconfig->interface[i]; - resume_interface(intf); + usb_resume_interface(intf); } } @@ -1102,39 +1154,53 @@ int usb_resume_both(struct usb_device *udev) #ifdef CONFIG_USB_SUSPEND +/* Internal routine to adjust a device's usage counter and change + * its autosuspend state. + */ +static int usb_autopm_do_device(struct usb_device *udev, int inc_usage_cnt) +{ + int status = 0; + + usb_pm_lock(udev); + udev->pm_usage_cnt += inc_usage_cnt; + WARN_ON(udev->pm_usage_cnt < 0); + if (inc_usage_cnt >= 0 && udev->pm_usage_cnt > 0) { + udev->auto_pm = 1; + status = usb_resume_both(udev); + if (status != 0) + udev->pm_usage_cnt -= inc_usage_cnt; + } else if (inc_usage_cnt <= 0 && autosuspend_check(udev) == 0) + queue_delayed_work(ksuspend_usb_wq, &udev->autosuspend, + USB_AUTOSUSPEND_DELAY); + usb_pm_unlock(udev); + return status; +} + /** * usb_autosuspend_device - delayed autosuspend of a USB device and its interfaces * @udev: the usb_device to autosuspend - * @dec_usage_cnt: flag to decrement @udev's PM-usage counter * * This routine should be called when a core subsystem is finished using * @udev and wants to allow it to autosuspend. Examples would be when * @udev's device file in usbfs is closed or after a configuration change. * - * @dec_usage_cnt should be 1 if the subsystem previously incremented - * @udev's usage counter (such as by passing 1 to usb_autoresume_device); - * otherwise it should be 0. - * - * If the usage counter for @udev or any of its active interfaces is greater - * than 0, the autosuspend request will not be queued. (If an interface - * driver does not support autosuspend then its usage counter is permanently - * positive.) Likewise, if an interface driver requires remote-wakeup - * capability during autosuspend but remote wakeup is disabled, the - * autosuspend will fail. + * @udev's usage counter is decremented. If it or any of the usage counters + * for an active interface is greater than 0, no autosuspend request will be + * queued. (If an interface driver does not support autosuspend then its + * usage counter is permanently positive.) Furthermore, if an interface + * driver requires remote-wakeup capability during autosuspend but remote + * wakeup is disabled, the autosuspend will fail. * * Often the caller will hold @udev's device lock, but this is not * necessary. * * This routine can run only in process context. */ -void usb_autosuspend_device(struct usb_device *udev, int dec_usage_cnt) +void usb_autosuspend_device(struct usb_device *udev) { - usb_pm_lock(udev); - udev->pm_usage_cnt -= dec_usage_cnt; - if (udev->pm_usage_cnt <= 0) - queue_delayed_work(ksuspend_usb_wq, &udev->autosuspend, - USB_AUTOSUSPEND_DELAY); - usb_pm_unlock(udev); + int status; + + status = usb_autopm_do_device(udev, -1); // dev_dbg(&udev->dev, "%s: cnt %d\n", // __FUNCTION__, udev->pm_usage_cnt); } @@ -1142,44 +1208,59 @@ void usb_autosuspend_device(struct usb_device *udev, int dec_usage_cnt) /** * usb_autoresume_device - immediately autoresume a USB device and its interfaces * @udev: the usb_device to autoresume - * @inc_usage_cnt: flag to increment @udev's PM-usage counter * * This routine should be called when a core subsystem wants to use @udev - * and needs to guarantee that it is not suspended. In addition, the - * caller can prevent @udev from being autosuspended subsequently. (Note - * that this will not prevent suspend events originating in the PM core.) - * Examples would be when @udev's device file in usbfs is opened (autosuspend - * should be prevented until the file is closed) or when a remote-wakeup - * request is received (later autosuspends should not be prevented). + * and needs to guarantee that it is not suspended. No autosuspend will + * occur until usb_autosuspend_device is called. (Note that this will not + * prevent suspend events originating in the PM core.) Examples would be + * when @udev's device file in usbfs is opened or when a remote-wakeup + * request is received. * - * @inc_usage_cnt should be 1 to increment @udev's usage counter and prevent - * autosuspends. This prevention will persist until the usage counter is - * decremented again (such as by passing 1 to usb_autosuspend_device). - * Otherwise @inc_usage_cnt should be 0 to leave the usage counter unchanged. - * Regardless, if the autoresume fails then the usage counter is not - * incremented. + * @udev's usage counter is incremented to prevent subsequent autosuspends. + * However if the autoresume fails then the usage counter is re-decremented. * * Often the caller will hold @udev's device lock, but this is not * necessary (and attempting it might cause deadlock). * * This routine can run only in process context. */ -int usb_autoresume_device(struct usb_device *udev, int inc_usage_cnt) +int usb_autoresume_device(struct usb_device *udev) { int status; - usb_pm_lock(udev); - udev->pm_usage_cnt += inc_usage_cnt; - udev->auto_pm = 1; - status = usb_resume_both(udev); - if (status != 0) - udev->pm_usage_cnt -= inc_usage_cnt; - usb_pm_unlock(udev); + status = usb_autopm_do_device(udev, 1); // dev_dbg(&udev->dev, "%s: status %d cnt %d\n", // __FUNCTION__, status, udev->pm_usage_cnt); return status; } +/* Internal routine to adjust an interface's usage counter and change + * its device's autosuspend state. + */ +static int usb_autopm_do_interface(struct usb_interface *intf, + int inc_usage_cnt) +{ + struct usb_device *udev = interface_to_usbdev(intf); + int status = 0; + + usb_pm_lock(udev); + if (intf->condition == USB_INTERFACE_UNBOUND) + status = -ENODEV; + else { + intf->pm_usage_cnt += inc_usage_cnt; + if (inc_usage_cnt >= 0 && intf->pm_usage_cnt > 0) { + udev->auto_pm = 1; + status = usb_resume_both(udev); + if (status != 0) + intf->pm_usage_cnt -= inc_usage_cnt; + } else if (inc_usage_cnt <= 0 && autosuspend_check(udev) == 0) + queue_delayed_work(ksuspend_usb_wq, &udev->autosuspend, + USB_AUTOSUSPEND_DELAY); + } + usb_pm_unlock(udev); + return status; +} + /** * usb_autopm_put_interface - decrement a USB interface's PM-usage counter * @intf: the usb_interface whose counter should be decremented @@ -1213,17 +1294,11 @@ int usb_autoresume_device(struct usb_device *udev, int inc_usage_cnt) */ void usb_autopm_put_interface(struct usb_interface *intf) { - struct usb_device *udev = interface_to_usbdev(intf); + int status; - usb_pm_lock(udev); - if (intf->condition != USB_INTERFACE_UNBOUND && - --intf->pm_usage_cnt <= 0) { - queue_delayed_work(ksuspend_usb_wq, &udev->autosuspend, - USB_AUTOSUSPEND_DELAY); - } - usb_pm_unlock(udev); - // dev_dbg(&intf->dev, "%s: cnt %d\n", - // __FUNCTION__, intf->pm_usage_cnt); + status = usb_autopm_do_interface(intf, -1); + // dev_dbg(&intf->dev, "%s: status %d cnt %d\n", + // __FUNCTION__, status, intf->pm_usage_cnt); } EXPORT_SYMBOL_GPL(usb_autopm_put_interface); @@ -1260,26 +1335,37 @@ EXPORT_SYMBOL_GPL(usb_autopm_put_interface); */ int usb_autopm_get_interface(struct usb_interface *intf) { - struct usb_device *udev = interface_to_usbdev(intf); - int status; + int status; - usb_pm_lock(udev); - if (intf->condition == USB_INTERFACE_UNBOUND) - status = -ENODEV; - else { - ++intf->pm_usage_cnt; - udev->auto_pm = 1; - status = usb_resume_both(udev); - if (status != 0) - --intf->pm_usage_cnt; - } - usb_pm_unlock(udev); + status = usb_autopm_do_interface(intf, 1); // dev_dbg(&intf->dev, "%s: status %d cnt %d\n", // __FUNCTION__, status, intf->pm_usage_cnt); return status; } EXPORT_SYMBOL_GPL(usb_autopm_get_interface); +/** + * usb_autopm_set_interface - set a USB interface's autosuspend state + * @intf: the usb_interface whose state should be set + * + * This routine sets the autosuspend state of @intf's device according + * to @intf's usage counter, which the caller must have set previously. + * If the counter is <= 0, the device is autosuspended (if it isn't + * already suspended and if nothing else prevents the autosuspend). If + * the counter is > 0, the device is autoresumed (if it isn't already + * awake). + */ +int usb_autopm_set_interface(struct usb_interface *intf) +{ + int status; + + status = usb_autopm_do_interface(intf, 0); + // dev_dbg(&intf->dev, "%s: status %d cnt %d\n", + // __FUNCTION__, status, intf->pm_usage_cnt); + return status; +} +EXPORT_SYMBOL_GPL(usb_autopm_set_interface); + #endif /* CONFIG_USB_SUSPEND */ static int usb_suspend(struct device *dev, pm_message_t message) diff --git a/drivers/usb/core/endpoint.c b/drivers/usb/core/endpoint.c index 3ebb90149e93..c505b767cee1 100644 --- a/drivers/usb/core/endpoint.c +++ b/drivers/usb/core/endpoint.c @@ -10,15 +10,20 @@ */ #include <linux/kernel.h> +#include <linux/spinlock.h> +#include <linux/idr.h> #include <linux/usb.h> #include "usb.h" -/* endpoint stuff */ +#define MAX_ENDPOINT_MINORS (64*128*32) +static int usb_endpoint_major; +static DEFINE_IDR(endpoint_idr); struct ep_device { struct usb_endpoint_descriptor *desc; struct usb_device *udev; struct device dev; + int minor; }; #define to_ep_device(_dev) \ container_of(_dev, struct ep_device, dev) @@ -152,6 +157,55 @@ static struct attribute_group ep_dev_attr_grp = { .attrs = ep_dev_attrs, }; +static int usb_endpoint_major_init(void) +{ + dev_t dev; + int error; + + error = alloc_chrdev_region(&dev, 0, MAX_ENDPOINT_MINORS, + "usb_endpoint"); + if (error) { + err("unable to get a dynamic major for usb endpoints"); + return error; + } + usb_endpoint_major = MAJOR(dev); + + return error; +} + +static void usb_endpoint_major_cleanup(void) +{ + unregister_chrdev_region(MKDEV(usb_endpoint_major, 0), + MAX_ENDPOINT_MINORS); +} + +static int endpoint_get_minor(struct ep_device *ep_dev) +{ + static DEFINE_MUTEX(minor_lock); + int retval = -ENOMEM; + int id; + + mutex_lock(&minor_lock); + if (idr_pre_get(&endpoint_idr, GFP_KERNEL) == 0) + goto exit; + + retval = idr_get_new(&endpoint_idr, ep_dev, &id); + if (retval < 0) { + if (retval == -EAGAIN) + retval = -ENOMEM; + goto exit; + } + ep_dev->minor = id & MAX_ID_MASK; +exit: + mutex_unlock(&minor_lock); + return retval; +} + +static void endpoint_free_minor(struct ep_device *ep_dev) +{ + idr_remove(&endpoint_idr, ep_dev->minor); +} + static struct endpoint_class { struct kref kref; struct class *class; @@ -176,11 +230,20 @@ static int init_endpoint_class(void) ep_class->class = class_create(THIS_MODULE, "usb_endpoint"); if (IS_ERR(ep_class->class)) { result = IS_ERR(ep_class->class); - kfree(ep_class); - ep_class = NULL; - goto exit; + goto class_create_error; } + result = usb_endpoint_major_init(); + if (result) + goto endpoint_major_error; + + goto exit; + +endpoint_major_error: + class_destroy(ep_class->class); +class_create_error: + kfree(ep_class); + ep_class = NULL; exit: return result; } @@ -191,6 +254,7 @@ static void release_endpoint_class(struct kref *kref) class_destroy(ep_class->class); kfree(ep_class); ep_class = NULL; + usb_endpoint_major_cleanup(); } static void destroy_endpoint_class(void) @@ -213,7 +277,6 @@ int usb_create_ep_files(struct device *parent, { char name[8]; struct ep_device *ep_dev; - int minor; int retval; retval = init_endpoint_class(); @@ -223,15 +286,19 @@ int usb_create_ep_files(struct device *parent, ep_dev = kzalloc(sizeof(*ep_dev), GFP_KERNEL); if (!ep_dev) { retval = -ENOMEM; - goto exit; + goto error_alloc; } - /* fun calculation to determine the minor of this endpoint */ - minor = (((udev->bus->busnum - 1) * 128) * 16) + (udev->devnum - 1); + retval = endpoint_get_minor(ep_dev); + if (retval) { + dev_err(parent, "can not allocate minor number for %s", + ep_dev->dev.bus_id); + goto error_register; + } ep_dev->desc = &endpoint->desc; ep_dev->udev = udev; - ep_dev->dev.devt = MKDEV(442, minor); // FIXME fake number... + ep_dev->dev.devt = MKDEV(usb_endpoint_major, ep_dev->minor); ep_dev->dev.class = ep_class->class; ep_dev->dev.parent = parent; ep_dev->dev.release = ep_device_release; @@ -241,49 +308,50 @@ int usb_create_ep_files(struct device *parent, retval = device_register(&ep_dev->dev); if (retval) - goto error; + goto error_chrdev; retval = sysfs_create_group(&ep_dev->dev.kobj, &ep_dev_attr_grp); if (retval) goto error_group; - endpoint->ep_dev = ep_dev; - /* create the symlink to the old-style "ep_XX" directory */ sprintf(name, "ep_%02x", endpoint->desc.bEndpointAddress); - retval = sysfs_create_link(&parent->kobj, - &endpoint->ep_dev->dev.kobj, name); + retval = sysfs_create_link(&parent->kobj, &ep_dev->dev.kobj, name); if (retval) goto error_link; -exit: + endpoint->ep_dev = ep_dev; return retval; error_link: sysfs_remove_group(&ep_dev->dev.kobj, &ep_dev_attr_grp); - error_group: device_unregister(&ep_dev->dev); - endpoint->ep_dev = NULL; destroy_endpoint_class(); return retval; -error: + +error_chrdev: + endpoint_free_minor(ep_dev); + +error_register: kfree(ep_dev); +error_alloc: destroy_endpoint_class(); +exit: return retval; } void usb_remove_ep_files(struct usb_host_endpoint *endpoint) { + struct ep_device *ep_dev = endpoint->ep_dev; - if (endpoint->ep_dev) { + if (ep_dev) { char name[8]; sprintf(name, "ep_%02x", endpoint->desc.bEndpointAddress); - sysfs_remove_link(&endpoint->ep_dev->dev.parent->kobj, name); - sysfs_remove_group(&endpoint->ep_dev->dev.kobj, &ep_dev_attr_grp); - device_unregister(&endpoint->ep_dev->dev); + sysfs_remove_link(&ep_dev->dev.parent->kobj, name); + sysfs_remove_group(&ep_dev->dev.kobj, &ep_dev_attr_grp); + endpoint_free_minor(ep_dev); + device_unregister(&ep_dev->dev); endpoint->ep_dev = NULL; + destroy_endpoint_class(); } - destroy_endpoint_class(); } - - diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c index afa2dd203329..10064af65d17 100644 --- a/drivers/usb/core/hcd.c +++ b/drivers/usb/core/hcd.c @@ -256,7 +256,9 @@ static const u8 hs_rh_config_descriptor [] = { 0x05, /* __u8 ep_bDescriptorType; Endpoint */ 0x81, /* __u8 ep_bEndpointAddress; IN Endpoint 1 */ 0x03, /* __u8 ep_bmAttributes; Interrupt */ - 0x02, 0x00, /* __le16 ep_wMaxPacketSize; 1 + (MAX_ROOT_PORTS / 8) */ + /* __le16 ep_wMaxPacketSize; 1 + (MAX_ROOT_PORTS / 8) + * see hub.c:hub_configure() for details. */ + (USB_MAXCHILDREN + 1 + 7) / 8, 0x00, 0x0c /* __u8 ep_bInterval; (256ms -- usb 2.0 spec) */ }; diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c index 66bff184a30c..0ce393eb3c4b 100644 --- a/drivers/usb/core/hub.c +++ b/drivers/usb/core/hub.c @@ -31,6 +31,47 @@ #include "hcd.h" #include "hub.h" +struct usb_hub { + struct device *intfdev; /* the "interface" device */ + struct usb_device *hdev; + struct urb *urb; /* for interrupt polling pipe */ + + /* buffer for urb ... with extra space in case of babble */ + char (*buffer)[8]; + dma_addr_t buffer_dma; /* DMA address for buffer */ + union { + struct usb_hub_status hub; + struct usb_port_status port; + } *status; /* buffer for status reports */ + + int error; /* last reported error */ + int nerrors; /* track consecutive errors */ + + struct list_head event_list; /* hubs w/data or errs ready */ + unsigned long event_bits[1]; /* status change bitmask */ + unsigned long change_bits[1]; /* ports with logical connect + status change */ + unsigned long busy_bits[1]; /* ports being reset or + resumed */ +#if USB_MAXCHILDREN > 31 /* 8*sizeof(unsigned long) - 1 */ +#error event_bits[] is too short! +#endif + + struct usb_hub_descriptor *descriptor; /* class descriptor */ + struct usb_tt tt; /* Transaction Translator */ + + unsigned mA_per_port; /* current for each child */ + + unsigned limited_power:1; + unsigned quiescing:1; + unsigned activating:1; + + unsigned has_indicators:1; + u8 indicator[USB_MAXCHILDREN]; + struct work_struct leds; +}; + + /* Protect struct usb_device->state and ->children members * Note: Both are also protected by ->dev.sem, except that ->state can * change to USB_STATE_NOTATTACHED even when the semaphore isn't held. */ @@ -45,6 +86,16 @@ static DECLARE_WAIT_QUEUE_HEAD(khubd_wait); static struct task_struct *khubd_task; +/* multithreaded probe logic */ +static int multithread_probe = +#ifdef CONFIG_USB_MULTITHREAD_PROBE + 1; +#else + 0; +#endif +module_param(multithread_probe, bool, S_IRUGO); +MODULE_PARM_DESC(multithread_probe, "Run each USB device probe in a new thread"); + /* cycle leds on hubs that aren't blinking for attention */ static int blinkenlights = 0; module_param (blinkenlights, bool, S_IRUGO); @@ -276,6 +327,9 @@ static void kick_khubd(struct usb_hub *hub) { unsigned long flags; + /* Suppress autosuspend until khubd runs */ + to_usb_interface(hub->intfdev)->pm_usage_cnt = 1; + spin_lock_irqsave(&hub_event_lock, flags); if (list_empty(&hub->event_list)) { list_add_tail(&hub->event_list, &hub_event_list); @@ -457,7 +511,6 @@ static void hub_quiesce(struct usb_hub *hub) /* (nonblocking) khubd and related activity won't re-trigger */ hub->quiescing = 1; hub->activating = 0; - hub->resume_root_hub = 0; /* (blocking) stop khubd and related activity */ usb_kill_urb(hub->urb); @@ -473,7 +526,7 @@ static void hub_activate(struct usb_hub *hub) hub->quiescing = 0; hub->activating = 1; - hub->resume_root_hub = 0; + status = usb_submit_urb(hub->urb, GFP_NOIO); if (status < 0) dev_err(hub->intfdev, "activate --> %d\n", status); @@ -759,7 +812,12 @@ static int hub_configure(struct usb_hub *hub, dev_dbg(hub_dev, "%sover-current condition exists\n", (hubstatus & HUB_STATUS_OVERCURRENT) ? "" : "no "); - /* set up the interrupt endpoint */ + /* set up the interrupt endpoint + * We use the EP's maxpacket size instead of (PORTS+1+7)/8 + * bytes as USB2.0[11.12.3] says because some hubs are known + * to send more data (and thus cause overflow). For root hubs, + * maxpktsize is defined in hcd.c's fake endpoint descriptors + * to be big enough for at least USB_MAXCHILDREN ports. */ pipe = usb_rcvintpipe(hdev, endpoint->bEndpointAddress); maxp = usb_maxpacket(hdev, pipe, usb_pipeout(pipe)); @@ -883,6 +941,7 @@ descriptor_error: INIT_WORK(&hub->leds, led_work, hub); usb_set_intfdata (intf, hub); + intf->needs_remote_wakeup = 1; if (hdev->speed == USB_SPEED_HIGH) highspeed_hubs++; @@ -980,6 +1039,8 @@ static void recursively_mark_NOTATTACHED(struct usb_device *udev) if (udev->children[i]) recursively_mark_NOTATTACHED(udev->children[i]); } + if (udev->state == USB_STATE_SUSPENDED) + udev->discon_suspended = 1; udev->state = USB_STATE_NOTATTACHED; } @@ -1169,6 +1230,14 @@ void usb_disconnect(struct usb_device **pdev) *pdev = NULL; spin_unlock_irq(&device_state_lock); + /* Decrement the parent's count of unsuspended children */ + if (udev->parent) { + usb_pm_lock(udev); + if (!udev->discon_suspended) + usb_autosuspend_device(udev->parent); + usb_pm_unlock(udev); + } + put_device(&udev->dev); } @@ -1188,31 +1257,20 @@ static inline void show_string(struct usb_device *udev, char *id, char *string) #ifdef CONFIG_USB_OTG #include "otg_whitelist.h" +static int __usb_port_suspend(struct usb_device *, int port1); #endif -/** - * usb_new_device - perform initial device setup (usbcore-internal) - * @udev: newly addressed device (in ADDRESS state) - * - * This is called with devices which have been enumerated, but not yet - * configured. The device descriptor is available, but not descriptors - * for any device configuration. The caller must have locked either - * the parent hub (if udev is a normal device) or else the - * usb_bus_list_lock (if udev is a root hub). The parent's pointer to - * udev has already been installed, but udev is not yet visible through - * sysfs or other filesystem code. - * - * Returns 0 for success (device is configured and listed, with its - * interfaces, in sysfs); else a negative errno value. - * - * This call is synchronous, and may not be used in an interrupt context. - * - * Only the hub driver or root-hub registrar should ever call this. - */ -int usb_new_device(struct usb_device *udev) +static int __usb_new_device(void *void_data) { + struct usb_device *udev = void_data; int err; + /* Lock ourself into memory in order to keep a probe sequence + * sleeping in a new thread from allowing us to be unloaded. + */ + if (!try_module_get(THIS_MODULE)) + return -EINVAL; + err = usb_get_configuration(udev); if (err < 0) { dev_err(&udev->dev, "can't read configurations, error %d\n", @@ -1289,8 +1347,6 @@ int usb_new_device(struct usb_device *udev) * (Includes HNP test device.) */ if (udev->bus->b_hnp_enable || udev->bus->is_b_host) { - static int __usb_port_suspend(struct usb_device *, - int port1); err = __usb_port_suspend(udev, udev->bus->otg_port); if (err < 0) dev_dbg(&udev->dev, "HNP fail, %d\n", err); @@ -1310,13 +1366,56 @@ int usb_new_device(struct usb_device *udev) goto fail; } - return 0; + /* Increment the parent's count of unsuspended children */ + if (udev->parent) + usb_autoresume_device(udev->parent); + +exit: + module_put(THIS_MODULE); + return err; fail: usb_set_device_state(udev, USB_STATE_NOTATTACHED); - return err; + goto exit; } +/** + * usb_new_device - perform initial device setup (usbcore-internal) + * @udev: newly addressed device (in ADDRESS state) + * + * This is called with devices which have been enumerated, but not yet + * configured. The device descriptor is available, but not descriptors + * for any device configuration. The caller must have locked either + * the parent hub (if udev is a normal device) or else the + * usb_bus_list_lock (if udev is a root hub). The parent's pointer to + * udev has already been installed, but udev is not yet visible through + * sysfs or other filesystem code. + * + * The return value for this function depends on if the + * multithread_probe variable is set or not. If it's set, it will + * return a if the probe thread was successfully created or not. If the + * variable is not set, it will return if the device is configured + * properly or not. interfaces, in sysfs); else a negative errno value. + * + * This call is synchronous, and may not be used in an interrupt context. + * + * Only the hub driver or root-hub registrar should ever call this. + */ +int usb_new_device(struct usb_device *udev) +{ + struct task_struct *probe_task; + int ret = 0; + + if (multithread_probe) { + probe_task = kthread_run(__usb_new_device, udev, + "usb-probe-%s", udev->devnum); + if (IS_ERR(probe_task)) + ret = PTR_ERR(probe_task); + } else + ret = __usb_new_device(udev); + + return ret; +} static int hub_port_status(struct usb_hub *hub, int port1, u16 *status, u16 *change) @@ -1324,10 +1423,12 @@ static int hub_port_status(struct usb_hub *hub, int port1, int ret; ret = get_port_status(hub->hdev, port1, &hub->status->port); - if (ret < 0) + if (ret < 4) { dev_err (hub->intfdev, "%s failed (err = %d)\n", __FUNCTION__, ret); - else { + if (ret >= 0) + ret = -EIO; + } else { *status = le16_to_cpu(hub->status->port.wPortStatus); *change = le16_to_cpu(hub->status->port.wPortChange); ret = 0; @@ -1675,6 +1776,12 @@ static int hub_port_resume(struct usb_hub *hub, int port1, struct usb_device *udev) { int status; + u16 portchange, portstatus; + + /* Skip the initial Clear-Suspend step for a remote wakeup */ + status = hub_port_status(hub, port1, &portstatus, &portchange); + if (status == 0 && !(portstatus & USB_PORT_STAT_SUSPEND)) + goto SuspendCleared; // dev_dbg(hub->intfdev, "resume port %d\n", port1); @@ -1688,9 +1795,6 @@ hub_port_resume(struct usb_hub *hub, int port1, struct usb_device *udev) "can't resume port %d, status %d\n", port1, status); } else { - u16 devstatus; - u16 portchange; - /* drive resume for at least 20 msec */ if (udev) dev_dbg(&udev->dev, "usb %sresume\n", @@ -1705,16 +1809,15 @@ hub_port_resume(struct usb_hub *hub, int port1, struct usb_device *udev) * stop resume signaling. Then finish the resume * sequence. */ - devstatus = portchange = 0; - status = hub_port_status(hub, port1, - &devstatus, &portchange); + status = hub_port_status(hub, port1, &portstatus, &portchange); +SuspendCleared: if (status < 0 - || (devstatus & LIVE_FLAGS) != LIVE_FLAGS - || (devstatus & USB_PORT_STAT_SUSPEND) != 0 + || (portstatus & LIVE_FLAGS) != LIVE_FLAGS + || (portstatus & USB_PORT_STAT_SUSPEND) != 0 ) { dev_dbg(hub->intfdev, "port %d status %04x.%04x after resume, %d\n", - port1, portchange, devstatus, status); + port1, portchange, portstatus, status); if (status >= 0) status = -ENODEV; } else { @@ -1775,23 +1878,16 @@ static int remote_wakeup(struct usb_device *udev) { int status = 0; - /* All this just to avoid sending a port-resume message - * to the parent hub! */ - usb_lock_device(udev); - usb_pm_lock(udev); if (udev->state == USB_STATE_SUSPENDED) { dev_dbg(&udev->dev, "usb %sresume\n", "wakeup-"); - /* TRSMRCY = 10 msec */ - msleep(10); - status = finish_port_resume(udev); + status = usb_autoresume_device(udev); + + /* Give the interface drivers a chance to do something, + * then autosuspend the device again. */ if (status == 0) - udev->dev.power.power_state.event = PM_EVENT_ON; + usb_autosuspend_device(udev); } - usb_pm_unlock(udev); - - if (status == 0) - usb_autoresume_device(udev, 0); usb_unlock_device(udev); return status; } @@ -1855,6 +1951,8 @@ static int hub_suspend(struct usb_interface *intf, pm_message_t msg) } } + dev_dbg(&intf->dev, "%s\n", __FUNCTION__); + /* "global suspend" of the downstream HC-to-USB interface */ if (!hdev->parent) { struct usb_bus *bus = hdev->bus; @@ -1877,10 +1975,12 @@ static int hub_suspend(struct usb_interface *intf, pm_message_t msg) static int hub_resume(struct usb_interface *intf) { - struct usb_device *hdev = interface_to_usbdev(intf); struct usb_hub *hub = usb_get_intfdata (intf); + struct usb_device *hdev = hub->hdev; int status; + dev_dbg(&intf->dev, "%s\n", __FUNCTION__); + /* "global resume" of the downstream HC-to-USB interface */ if (!hdev->parent) { struct usb_bus *bus = hdev->bus; @@ -1919,7 +2019,6 @@ void usb_resume_root_hub(struct usb_device *hdev) { struct usb_hub *hub = hdev_to_hub(hdev); - hub->resume_root_hub = 1; kick_khubd(hub); } @@ -2556,16 +2655,13 @@ static void hub_events(void) intf = to_usb_interface(hub->intfdev); hub_dev = &intf->dev; - i = hub->resume_root_hub; - - dev_dbg(hub_dev, "state %d ports %d chg %04x evt %04x%s\n", + dev_dbg(hub_dev, "state %d ports %d chg %04x evt %04x\n", hdev->state, hub->descriptor ? hub->descriptor->bNbrPorts : 0, /* NOTE: expects max 15 ports... */ (u16) hub->change_bits[0], - (u16) hub->event_bits[0], - i ? ", resume root" : ""); + (u16) hub->event_bits[0]); usb_get_intf(intf); spin_unlock_irq(&hub_event_lock); @@ -2586,16 +2682,16 @@ static void hub_events(void) goto loop; } - /* Is this is a root hub wanting to reactivate the downstream - * ports? If so, be sure the interface resumes even if its - * stub "device" node was never suspended. - */ - if (i) - usb_autoresume_device(hdev, 0); + /* Autoresume */ + ret = usb_autopm_get_interface(intf); + if (ret) { + dev_dbg(hub_dev, "Can't autoresume: %d\n", ret); + goto loop; + } - /* If this is an inactive or suspended hub, do nothing */ + /* If this is an inactive hub, do nothing */ if (hub->quiescing) - goto loop; + goto loop_autopm; if (hub->error) { dev_dbg (hub_dev, "resetting for error %d\n", @@ -2605,7 +2701,7 @@ static void hub_events(void) if (ret) { dev_dbg (hub_dev, "error resetting hub: %d\n", ret); - goto loop; + goto loop_autopm; } hub->nerrors = 0; @@ -2733,6 +2829,10 @@ static void hub_events(void) if (!hdev->parent && !hub->busy_bits[0]) usb_enable_root_hub_irq(hdev->bus); +loop_autopm: + /* Allow autosuspend if we're not going to run again */ + if (list_empty(&hub->event_list)) + usb_autopm_enable(intf); loop: usb_unlock_device(hdev); usb_put_intf(intf); @@ -2774,6 +2874,7 @@ static struct usb_driver hub_driver = { .post_reset = hub_post_reset, .ioctl = hub_ioctl, .id_table = hub_id_table, + .supports_autosuspend = 1, }; int usb_hub_init(void) @@ -2998,7 +3099,7 @@ int usb_reset_composite_device(struct usb_device *udev, } /* Prevent autosuspend during the reset */ - usb_autoresume_device(udev, 1); + usb_autoresume_device(udev); if (iface && iface->condition != USB_INTERFACE_BINDING) iface = NULL; @@ -3041,7 +3142,7 @@ int usb_reset_composite_device(struct usb_device *udev, } } - usb_autosuspend_device(udev, 1); + usb_autosuspend_device(udev); return ret; } EXPORT_SYMBOL(usb_reset_composite_device); diff --git a/drivers/usb/core/hub.h b/drivers/usb/core/hub.h index 0f8e82a4d480..cf9559c6c9b6 100644 --- a/drivers/usb/core/hub.h +++ b/drivers/usb/core/hub.h @@ -192,45 +192,4 @@ struct usb_tt_clear { extern void usb_hub_tt_clear_buffer (struct usb_device *dev, int pipe); -struct usb_hub { - struct device *intfdev; /* the "interface" device */ - struct usb_device *hdev; - struct urb *urb; /* for interrupt polling pipe */ - - /* buffer for urb ... with extra space in case of babble */ - char (*buffer)[8]; - dma_addr_t buffer_dma; /* DMA address for buffer */ - union { - struct usb_hub_status hub; - struct usb_port_status port; - } *status; /* buffer for status reports */ - - int error; /* last reported error */ - int nerrors; /* track consecutive errors */ - - struct list_head event_list; /* hubs w/data or errs ready */ - unsigned long event_bits[1]; /* status change bitmask */ - unsigned long change_bits[1]; /* ports with logical connect - status change */ - unsigned long busy_bits[1]; /* ports being reset or - resumed */ -#if USB_MAXCHILDREN > 31 /* 8*sizeof(unsigned long) - 1 */ -#error event_bits[] is too short! -#endif - - struct usb_hub_descriptor *descriptor; /* class descriptor */ - struct usb_tt tt; /* Transaction Translator */ - - unsigned mA_per_port; /* current for each child */ - - unsigned limited_power:1; - unsigned quiescing:1; - unsigned activating:1; - unsigned resume_root_hub:1; - - unsigned has_indicators:1; - enum hub_led_mode indicator[USB_MAXCHILDREN]; - struct work_struct leds; -}; - #endif /* __LINUX_HUB_H */ diff --git a/drivers/usb/core/message.c b/drivers/usb/core/message.c index fccd1952bad3..29b0fa9ff9d0 100644 --- a/drivers/usb/core/message.c +++ b/drivers/usb/core/message.c @@ -764,7 +764,7 @@ int usb_string(struct usb_device *dev, int index, char *buf, size_t size) err = -EINVAL; goto errout; } else { - dev->have_langid = -1; + dev->have_langid = 1; dev->string_langid = tbuf[2] | (tbuf[3]<< 8); /* always use the first langid listed */ dev_dbg (&dev->dev, "default language 0x%04x\n", @@ -828,10 +828,7 @@ char *usb_cache_string(struct usb_device *udev, int index) * Context: !in_interrupt () * * Updates the copy of the device descriptor stored in the device structure, - * which dedicates space for this purpose. Note that several fields are - * converted to the host CPU's byte order: the USB version (bcdUSB), and - * vendors product and version fields (idVendor, idProduct, and bcdDevice). - * That lets device drivers compare against non-byteswapped constants. + * which dedicates space for this purpose. * * Not exported, only for use by the core. If drivers really want to read * the device descriptor directly, they can call usb_get_descriptor() with @@ -1401,7 +1398,7 @@ free_interfaces: } /* Wake up the device so we can send it the Set-Config request */ - ret = usb_autoresume_device(dev, 1); + ret = usb_autoresume_device(dev); if (ret) goto free_interfaces; @@ -1424,7 +1421,7 @@ free_interfaces: dev->actconfig = cp; if (!cp) { usb_set_device_state(dev, USB_STATE_ADDRESS); - usb_autosuspend_device(dev, 1); + usb_autosuspend_device(dev); goto free_interfaces; } usb_set_device_state(dev, USB_STATE_CONFIGURED); @@ -1493,7 +1490,7 @@ free_interfaces: usb_create_sysfs_intf_files (intf); } - usb_autosuspend_device(dev, 1); + usb_autosuspend_device(dev); return 0; } diff --git a/drivers/usb/core/usb.c b/drivers/usb/core/usb.c index 467cb02832f3..81cb52564e68 100644 --- a/drivers/usb/core/usb.c +++ b/drivers/usb/core/usb.c @@ -200,13 +200,6 @@ static void ksuspend_usb_cleanup(void) destroy_workqueue(ksuspend_usb_wq); } -#else - -#define ksuspend_usb_init() 0 -#define ksuspend_usb_cleanup() do {} while (0) - -#endif - #ifdef CONFIG_USB_SUSPEND /* usb_autosuspend_work - callback routine to autosuspend a USB device */ @@ -225,7 +218,14 @@ static void usb_autosuspend_work(void *_udev) static void usb_autosuspend_work(void *_udev) {} -#endif +#endif /* CONFIG_USB_SUSPEND */ + +#else + +#define ksuspend_usb_init() 0 +#define ksuspend_usb_cleanup() do {} while (0) + +#endif /* CONFIG_PM */ /** * usb_alloc_dev - usb device constructor (usbcore-internal) @@ -537,138 +537,6 @@ int usb_get_current_frame_number(struct usb_device *dev) return usb_hcd_get_frame_number (dev); } -/** - * usb_endpoint_dir_in - check if the endpoint has IN direction - * @epd: endpoint to be checked - * - * Returns true if the endpoint is of type IN, otherwise it returns false. - */ -int usb_endpoint_dir_in(const struct usb_endpoint_descriptor *epd) -{ - return ((epd->bEndpointAddress & USB_ENDPOINT_DIR_MASK) == USB_DIR_IN); -} - -/** - * usb_endpoint_dir_out - check if the endpoint has OUT direction - * @epd: endpoint to be checked - * - * Returns true if the endpoint is of type OUT, otherwise it returns false. - */ -int usb_endpoint_dir_out(const struct usb_endpoint_descriptor *epd) -{ - return ((epd->bEndpointAddress & USB_ENDPOINT_DIR_MASK) == USB_DIR_OUT); -} - -/** - * usb_endpoint_xfer_bulk - check if the endpoint has bulk transfer type - * @epd: endpoint to be checked - * - * Returns true if the endpoint is of type bulk, otherwise it returns false. - */ -int usb_endpoint_xfer_bulk(const struct usb_endpoint_descriptor *epd) -{ - return ((epd->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) == - USB_ENDPOINT_XFER_BULK); -} - -/** - * usb_endpoint_xfer_int - check if the endpoint has interrupt transfer type - * @epd: endpoint to be checked - * - * Returns true if the endpoint is of type interrupt, otherwise it returns - * false. - */ -int usb_endpoint_xfer_int(const struct usb_endpoint_descriptor *epd) -{ - return ((epd->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) == - USB_ENDPOINT_XFER_INT); -} - -/** - * usb_endpoint_xfer_isoc - check if the endpoint has isochronous transfer type - * @epd: endpoint to be checked - * - * Returns true if the endpoint is of type isochronous, otherwise it returns - * false. - */ -int usb_endpoint_xfer_isoc(const struct usb_endpoint_descriptor *epd) -{ - return ((epd->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) == - USB_ENDPOINT_XFER_ISOC); -} - -/** - * usb_endpoint_is_bulk_in - check if the endpoint is bulk IN - * @epd: endpoint to be checked - * - * Returns true if the endpoint has bulk transfer type and IN direction, - * otherwise it returns false. - */ -int usb_endpoint_is_bulk_in(const struct usb_endpoint_descriptor *epd) -{ - return (usb_endpoint_xfer_bulk(epd) && usb_endpoint_dir_in(epd)); -} - -/** - * usb_endpoint_is_bulk_out - check if the endpoint is bulk OUT - * @epd: endpoint to be checked - * - * Returns true if the endpoint has bulk transfer type and OUT direction, - * otherwise it returns false. - */ -int usb_endpoint_is_bulk_out(const struct usb_endpoint_descriptor *epd) -{ - return (usb_endpoint_xfer_bulk(epd) && usb_endpoint_dir_out(epd)); -} - -/** - * usb_endpoint_is_int_in - check if the endpoint is interrupt IN - * @epd: endpoint to be checked - * - * Returns true if the endpoint has interrupt transfer type and IN direction, - * otherwise it returns false. - */ -int usb_endpoint_is_int_in(const struct usb_endpoint_descriptor *epd) -{ - return (usb_endpoint_xfer_int(epd) && usb_endpoint_dir_in(epd)); -} - -/** - * usb_endpoint_is_int_out - check if the endpoint is interrupt OUT - * @epd: endpoint to be checked - * - * Returns true if the endpoint has interrupt transfer type and OUT direction, - * otherwise it returns false. - */ -int usb_endpoint_is_int_out(const struct usb_endpoint_descriptor *epd) -{ - return (usb_endpoint_xfer_int(epd) && usb_endpoint_dir_out(epd)); -} - -/** - * usb_endpoint_is_isoc_in - check if the endpoint is isochronous IN - * @epd: endpoint to be checked - * - * Returns true if the endpoint has isochronous transfer type and IN direction, - * otherwise it returns false. - */ -int usb_endpoint_is_isoc_in(const struct usb_endpoint_descriptor *epd) -{ - return (usb_endpoint_xfer_isoc(epd) && usb_endpoint_dir_in(epd)); -} - -/** - * usb_endpoint_is_isoc_out - check if the endpoint is isochronous OUT - * @epd: endpoint to be checked - * - * Returns true if the endpoint has isochronous transfer type and OUT direction, - * otherwise it returns false. - */ -int usb_endpoint_is_isoc_out(const struct usb_endpoint_descriptor *epd) -{ - return (usb_endpoint_xfer_isoc(epd) && usb_endpoint_dir_out(epd)); -} - /*-------------------------------------------------------------------*/ /* * __usb_get_extra_descriptor() finds a descriptor of specific type in the @@ -1102,18 +970,6 @@ EXPORT_SYMBOL(__usb_get_extra_descriptor); EXPORT_SYMBOL(usb_find_device); EXPORT_SYMBOL(usb_get_current_frame_number); -EXPORT_SYMBOL_GPL(usb_endpoint_dir_in); -EXPORT_SYMBOL_GPL(usb_endpoint_dir_out); -EXPORT_SYMBOL_GPL(usb_endpoint_xfer_bulk); -EXPORT_SYMBOL_GPL(usb_endpoint_xfer_int); -EXPORT_SYMBOL_GPL(usb_endpoint_xfer_isoc); -EXPORT_SYMBOL_GPL(usb_endpoint_is_bulk_in); -EXPORT_SYMBOL_GPL(usb_endpoint_is_bulk_out); -EXPORT_SYMBOL_GPL(usb_endpoint_is_int_in); -EXPORT_SYMBOL_GPL(usb_endpoint_is_int_out); -EXPORT_SYMBOL_GPL(usb_endpoint_is_isoc_in); -EXPORT_SYMBOL_GPL(usb_endpoint_is_isoc_out); - EXPORT_SYMBOL (usb_buffer_alloc); EXPORT_SYMBOL (usb_buffer_free); diff --git a/drivers/usb/core/usb.h b/drivers/usb/core/usb.h index 13322e33f912..17830a81be14 100644 --- a/drivers/usb/core/usb.h +++ b/drivers/usb/core/usb.h @@ -64,14 +64,13 @@ static inline void usb_pm_unlock(struct usb_device *udev) {} #define USB_AUTOSUSPEND_DELAY (HZ*2) -extern void usb_autosuspend_device(struct usb_device *udev, int dec_busy_cnt); -extern int usb_autoresume_device(struct usb_device *udev, int inc_busy_cnt); +extern void usb_autosuspend_device(struct usb_device *udev); +extern int usb_autoresume_device(struct usb_device *udev); #else -#define usb_autosuspend_device(udev, dec_busy_cnt) do {} while (0) -static inline int usb_autoresume_device(struct usb_device *udev, - int inc_busy_cnt) +#define usb_autosuspend_device(udev) do {} while (0) +static inline int usb_autoresume_device(struct usb_device *udev) { return 0; } diff --git a/drivers/usb/gadget/ether.c b/drivers/usb/gadget/ether.c index 1c17d26d03b8..3bd1dfe565c1 100644 --- a/drivers/usb/gadget/ether.c +++ b/drivers/usb/gadget/ether.c @@ -1894,13 +1894,13 @@ static int eth_start_xmit (struct sk_buff *skb, struct net_device *net) if (!eth_is_promisc (dev)) { u8 *dest = skb->data; - if (dest [0] & 0x01) { + if (is_multicast_ether_addr(dest)) { u16 type; /* ignores USB_CDC_PACKET_TYPE_MULTICAST and host * SET_ETHERNET_MULTICAST_FILTERS requests */ - if (memcmp (dest, net->broadcast, ETH_ALEN) == 0) + if (is_broadcast_ether_addr(dest)) type = USB_CDC_PACKET_TYPE_BROADCAST; else type = USB_CDC_PACKET_TYPE_ALL_MULTICAST; diff --git a/drivers/usb/gadget/lh7a40x_udc.c b/drivers/usb/gadget/lh7a40x_udc.c index 179259664c18..4a991564a03e 100644 --- a/drivers/usb/gadget/lh7a40x_udc.c +++ b/drivers/usb/gadget/lh7a40x_udc.c @@ -83,7 +83,6 @@ static int lh7a40x_queue(struct usb_ep *ep, struct usb_request *, gfp_t); static int lh7a40x_dequeue(struct usb_ep *ep, struct usb_request *); static int lh7a40x_set_halt(struct usb_ep *ep, int); static int lh7a40x_fifo_status(struct usb_ep *ep); -static int lh7a40x_fifo_status(struct usb_ep *ep); static void lh7a40x_fifo_flush(struct usb_ep *ep); static void lh7a40x_ep0_kick(struct lh7a40x_udc *dev, struct lh7a40x_ep *ep); static void lh7a40x_handle_ep0(struct lh7a40x_udc *dev, u32 intr); diff --git a/drivers/usb/gadget/net2280.c b/drivers/usb/gadget/net2280.c index d954daa8e9e0..0b590831582c 100644 --- a/drivers/usb/gadget/net2280.c +++ b/drivers/usb/gadget/net2280.c @@ -1040,6 +1040,7 @@ net2280_queue (struct usb_ep *_ep, struct usb_request *_req, gfp_t gfp_flags) } /* else the irq handler advances the queue. */ + ep->responded = 1; if (req) list_add_tail (&req->queue, &ep->queue); done: @@ -1774,8 +1775,8 @@ static DEVICE_ATTR (queues, S_IRUGO, show_queues, NULL); #else -#define device_create_file(a,b) do {} while (0) -#define device_remove_file device_create_file +#define device_create_file(a,b) (0) +#define device_remove_file(a,b) do { } while (0) #endif @@ -2044,8 +2045,10 @@ int usb_gadget_register_driver (struct usb_gadget_driver *driver) return retval; } - device_create_file (&dev->pdev->dev, &dev_attr_function); - device_create_file (&dev->pdev->dev, &dev_attr_queues); + retval = device_create_file (&dev->pdev->dev, &dev_attr_function); + if (retval) goto err_unbind; + retval = device_create_file (&dev->pdev->dev, &dev_attr_queues); + if (retval) goto err_func; /* ... then enable host detection and ep0; and we're ready * for set_configuration as well as eventual disconnect. @@ -2060,6 +2063,14 @@ int usb_gadget_register_driver (struct usb_gadget_driver *driver) /* pci writes may still be posted */ return 0; + +err_func: + device_remove_file (&dev->pdev->dev, &dev_attr_function); +err_unbind: + driver->unbind (&dev->gadget); + dev->gadget.dev.driver = NULL; + dev->driver = NULL; + return retval; } EXPORT_SYMBOL (usb_gadget_register_driver); @@ -2178,7 +2189,8 @@ static void handle_ep_small (struct net2280_ep *ep) ep->stopped = 1; set_halt (ep); mode = 2; - } else if (!req && !ep->stopped) + } else if (ep->responded && + !req && !ep->stopped) write_fifo (ep, NULL); } } else { @@ -2193,7 +2205,7 @@ static void handle_ep_small (struct net2280_ep *ep) } else if (((t & (1 << DATA_OUT_PING_TOKEN_INTERRUPT)) && req && req->req.actual == req->req.length) - || !req) { + || (ep->responded && !req)) { ep->dev->protocol_stall = 1; set_halt (ep); ep->stopped = 1; @@ -2459,6 +2471,7 @@ static void handle_stat0_irqs (struct net2280 *dev, u32 stat) /* we made the hardware handle most lowlevel requests; * everything else goes uplevel to the gadget code. */ + ep->responded = 1; switch (u.r.bRequest) { case USB_REQ_GET_STATUS: { struct net2280_ep *e; @@ -2527,6 +2540,7 @@ delegate: u.r.bRequestType, u.r.bRequest, w_value, w_index, w_length, readl (&ep->regs->ep_cfg)); + ep->responded = 0; spin_unlock (&dev->lock); tmp = dev->driver->setup (&dev->gadget, &u.r); spin_lock (&dev->lock); @@ -2974,8 +2988,10 @@ static int net2280_probe (struct pci_dev *pdev, const struct pci_device_id *id) : "disabled"); the_controller = dev; - device_register (&dev->gadget.dev); - device_create_file (&pdev->dev, &dev_attr_registers); + retval = device_register (&dev->gadget.dev); + if (retval) goto done; + retval = device_create_file (&pdev->dev, &dev_attr_registers); + if (retval) goto done; return 0; diff --git a/drivers/usb/gadget/net2280.h b/drivers/usb/gadget/net2280.h index 957d6df34015..44ca139983d8 100644 --- a/drivers/usb/gadget/net2280.h +++ b/drivers/usb/gadget/net2280.h @@ -110,7 +110,8 @@ struct net2280_ep { out_overflow : 1, stopped : 1, is_in : 1, - is_iso : 1; + is_iso : 1, + responded : 1; }; static inline void allow_status (struct net2280_ep *ep) diff --git a/drivers/usb/gadget/pxa2xx_udc.c b/drivers/usb/gadget/pxa2xx_udc.c index f42c00ef0bca..1ed506e95985 100644 --- a/drivers/usb/gadget/pxa2xx_udc.c +++ b/drivers/usb/gadget/pxa2xx_udc.c @@ -43,11 +43,11 @@ #include <linux/mm.h> #include <linux/platform_device.h> #include <linux/dma-mapping.h> +#include <linux/irq.h> #include <asm/byteorder.h> #include <asm/dma.h> #include <asm/io.h> -#include <asm/irq.h> #include <asm/system.h> #include <asm/mach-types.h> #include <asm/unaligned.h> @@ -2472,6 +2472,7 @@ static struct pxa2xx_udc memory = { #define PXA210_B1 0x00000123 #define PXA210_B0 0x00000122 #define IXP425_A0 0x000001c1 +#define IXP425_B0 0x000001f1 #define IXP465_AD 0x00000200 /* @@ -2509,6 +2510,7 @@ static int __init pxa2xx_udc_probe(struct platform_device *pdev) break; #elif defined(CONFIG_ARCH_IXP4XX) case IXP425_A0: + case IXP425_B0: case IXP465_AD: dev->has_cfr = 1; out_dma = 0; diff --git a/drivers/usb/host/Kconfig b/drivers/usb/host/Kconfig index cf10cbc98f80..cc60759083bf 100644 --- a/drivers/usb/host/Kconfig +++ b/drivers/usb/host/Kconfig @@ -153,7 +153,7 @@ config USB_U132_HCD adapter will *NOT* work with PC cards that do not contain an OHCI controller. - For those PC cards that contain multiple OHCI controllers only ther + For those PC cards that contain multiple OHCI controllers only the first one is used. The driver consists of two modules, the "ftdi-elan" module is a diff --git a/drivers/usb/host/ehci-dbg.c b/drivers/usb/host/ehci-dbg.c index 23b95b2bfe15..34b7a31cd85b 100644 --- a/drivers/usb/host/ehci-dbg.c +++ b/drivers/usb/host/ehci-dbg.c @@ -754,7 +754,9 @@ show_registers (struct class_device *class_dev, char *buf) } if (ehci->reclaim) { - temp = scnprintf (next, size, "reclaim qh %p\n", ehci->reclaim); + temp = scnprintf (next, size, "reclaim qh %p%s\n", + ehci->reclaim, + ehci->reclaim_ready ? " ready" : ""); size -= temp; next += temp; } diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c index aac6ec5dd7cf..025d33313681 100644 --- a/drivers/usb/host/ehci-hcd.c +++ b/drivers/usb/host/ehci-hcd.c @@ -111,7 +111,7 @@ static const char hcd_name [] = "ehci_hcd"; #define EHCI_TUNE_MULT_TT 1 #define EHCI_TUNE_FLS 2 /* (small) 256 frame schedule */ -#define EHCI_IAA_MSECS 10 /* arbitrary */ +#define EHCI_IAA_JIFFIES (HZ/100) /* arbitrary; ~10 msec */ #define EHCI_IO_JIFFIES (HZ/10) /* io watchdog > irq_thresh */ #define EHCI_ASYNC_JIFFIES (HZ/20) /* async idle timeout */ #define EHCI_SHRINK_JIFFIES (HZ/200) /* async qh unlink delay */ @@ -126,6 +126,11 @@ static unsigned park = 0; module_param (park, uint, S_IRUGO); MODULE_PARM_DESC (park, "park setting; 1-3 back-to-back async packets"); +/* for flakey hardware, ignore overcurrent indicators */ +static int ignore_oc = 0; +module_param (ignore_oc, bool, S_IRUGO); +MODULE_PARM_DESC (ignore_oc, "ignore bogus hardware overcurrent indications"); + #define INTR_MASK (STS_IAA | STS_FATAL | STS_PCD | STS_ERR | STS_INT) /*-------------------------------------------------------------------------*/ @@ -254,7 +259,6 @@ static void ehci_quiesce (struct ehci_hcd *ehci) /*-------------------------------------------------------------------------*/ -static void end_unlink_async (struct ehci_hcd *ehci); static void ehci_work(struct ehci_hcd *ehci); #include "ehci-hub.c" @@ -264,37 +268,25 @@ static void ehci_work(struct ehci_hcd *ehci); /*-------------------------------------------------------------------------*/ -static void ehci_iaa_watchdog (unsigned long param) +static void ehci_watchdog (unsigned long param) { struct ehci_hcd *ehci = (struct ehci_hcd *) param; unsigned long flags; - u32 status; spin_lock_irqsave (&ehci->lock, flags); - WARN_ON(!ehci->reclaim); - /* lost IAA irqs wedge things badly; seen first with a vt8235 */ + /* lost IAA irqs wedge things badly; seen with a vt8235 */ if (ehci->reclaim) { - status = readl (&ehci->regs->status); + u32 status = readl (&ehci->regs->status); if (status & STS_IAA) { ehci_vdbg (ehci, "lost IAA\n"); COUNT (ehci->stats.lost_iaa); writel (STS_IAA, &ehci->regs->status); - end_unlink_async (ehci); + ehci->reclaim_ready = 1; } } - spin_unlock_irqrestore (&ehci->lock, flags); -} - -static void ehci_watchdog (unsigned long param) -{ - struct ehci_hcd *ehci = (struct ehci_hcd *) param; - unsigned long flags; - - spin_lock_irqsave (&ehci->lock, flags); - - /* stop async processing after it's idled a bit */ + /* stop async processing after it's idled a bit */ if (test_bit (TIMER_ASYNC_OFF, &ehci->actions)) start_unlink_async (ehci, ehci->async); @@ -345,6 +337,8 @@ static void ehci_port_power (struct ehci_hcd *ehci, int is_on) static void ehci_work (struct ehci_hcd *ehci) { timer_action_done (ehci, TIMER_IO_WATCHDOG); + if (ehci->reclaim_ready) + end_unlink_async (ehci); /* another CPU may drop ehci->lock during a schedule scan while * it reports urb completions. this flag guards against bogus @@ -379,7 +373,6 @@ static void ehci_stop (struct usb_hcd *hcd) /* no more interrupts ... */ del_timer_sync (&ehci->watchdog); - del_timer_sync (&ehci->iaa_watchdog); spin_lock_irq(&ehci->lock); if (HC_IS_RUNNING (hcd->state)) @@ -426,10 +419,6 @@ static int ehci_init(struct usb_hcd *hcd) ehci->watchdog.function = ehci_watchdog; ehci->watchdog.data = (unsigned long) ehci; - init_timer(&ehci->iaa_watchdog); - ehci->iaa_watchdog.function = ehci_iaa_watchdog; - ehci->iaa_watchdog.data = (unsigned long) ehci; - /* * hw default: 1K periodic list heads, one per frame. * periodic_size can shrink by USBCMD update if hcc_params allows. @@ -446,6 +435,7 @@ static int ehci_init(struct usb_hcd *hcd) ehci->i_thresh = 2 + HCC_ISOC_THRES(hcc_params); ehci->reclaim = NULL; + ehci->reclaim_ready = 0; ehci->next_uframe = -1; /* @@ -556,9 +546,10 @@ static int ehci_run (struct usb_hcd *hcd) temp = HC_VERSION(readl (&ehci->caps->hc_capbase)); ehci_info (ehci, - "USB %x.%x started, EHCI %x.%02x, driver %s\n", + "USB %x.%x started, EHCI %x.%02x, driver %s%s\n", ((ehci->sbrn & 0xf0)>>4), (ehci->sbrn & 0x0f), - temp >> 8, temp & 0xff, DRIVER_VERSION); + temp >> 8, temp & 0xff, DRIVER_VERSION, + ignore_oc ? ", overcurrent ignored" : ""); writel (INTR_MASK, &ehci->regs->intr_enable); /* Turn On Interrupts */ @@ -619,7 +610,7 @@ static irqreturn_t ehci_irq (struct usb_hcd *hcd) /* complete the unlinking of some qh [4.15.2.3] */ if (status & STS_IAA) { COUNT (ehci->stats.reclaim); - end_unlink_async (ehci); + ehci->reclaim_ready = 1; bh = 1; } @@ -628,9 +619,8 @@ static irqreturn_t ehci_irq (struct usb_hcd *hcd) unsigned i = HCS_N_PORTS (ehci->hcs_params); /* resume root hub? */ - status = readl (&ehci->regs->command); - if (!(status & CMD_RUN)) - writel (status | CMD_RUN, &ehci->regs->command); + if (!(readl(&ehci->regs->command) & CMD_RUN)) + usb_hcd_resume_root_hub(hcd); while (i--) { int pstatus = readl (&ehci->regs->port_status [i]); @@ -647,7 +637,6 @@ static irqreturn_t ehci_irq (struct usb_hcd *hcd) */ ehci->reset_done [i] = jiffies + msecs_to_jiffies (20); ehci_dbg (ehci, "port %d remote wakeup\n", i + 1); - usb_hcd_resume_root_hub(hcd); } } @@ -723,14 +712,10 @@ static int ehci_urb_enqueue ( static void unlink_async (struct ehci_hcd *ehci, struct ehci_qh *qh) { - // BUG_ON(qh->qh_state != QH_STATE_LINKED); - - /* failfast */ - if (!HC_IS_RUNNING (ehci_to_hcd(ehci)->state)) - end_unlink_async (ehci); - - /* defer till later if busy */ - else if (ehci->reclaim) { + /* if we need to use IAA and it's busy, defer */ + if (qh->qh_state == QH_STATE_LINKED + && ehci->reclaim + && HC_IS_RUNNING (ehci_to_hcd(ehci)->state)) { struct ehci_qh *last; for (last = ehci->reclaim; @@ -740,8 +725,12 @@ static void unlink_async (struct ehci_hcd *ehci, struct ehci_qh *qh) qh->qh_state = QH_STATE_UNLINK_WAIT; last->reclaim = qh; - /* start IAA cycle */ - } else + /* bypass IAA if the hc can't care */ + } else if (!HC_IS_RUNNING (ehci_to_hcd(ehci)->state) && ehci->reclaim) + end_unlink_async (ehci); + + /* something else might have unlinked the qh by now */ + if (qh->qh_state == QH_STATE_LINKED) start_unlink_async (ehci, qh); } @@ -763,19 +752,7 @@ static int ehci_urb_dequeue (struct usb_hcd *hcd, struct urb *urb) qh = (struct ehci_qh *) urb->hcpriv; if (!qh) break; - switch (qh->qh_state) { - case QH_STATE_LINKED: - case QH_STATE_COMPLETING: - unlink_async (ehci, qh); - break; - case QH_STATE_UNLINK: - case QH_STATE_UNLINK_WAIT: - /* already started */ - break; - case QH_STATE_IDLE: - WARN_ON(1); - break; - } + unlink_async (ehci, qh); break; case PIPE_INTERRUPT: @@ -867,7 +844,6 @@ rescan: unlink_async (ehci, qh); /* FALL THROUGH */ case QH_STATE_UNLINK: /* wait for hw to finish? */ - case QH_STATE_UNLINK_WAIT: idle_timeout: spin_unlock_irqrestore (&ehci->lock, flags); schedule_timeout_uninterruptible(1); diff --git a/drivers/usb/host/ehci-hub.c b/drivers/usb/host/ehci-hub.c index 2012213c0a25..bfe5f307cba6 100644 --- a/drivers/usb/host/ehci-hub.c +++ b/drivers/usb/host/ehci-hub.c @@ -34,6 +34,7 @@ static int ehci_bus_suspend (struct usb_hcd *hcd) { struct ehci_hcd *ehci = hcd_to_ehci (hcd); int port; + int mask; if (time_before (jiffies, ehci->next_statechange)) msleep(5); @@ -48,17 +49,28 @@ static int ehci_bus_suspend (struct usb_hcd *hcd) } ehci->command = readl (&ehci->regs->command); if (ehci->reclaim) - end_unlink_async (ehci); + ehci->reclaim_ready = 1; ehci_work(ehci); - /* suspend any active/unsuspended ports, maybe allow wakeup */ + /* Unlike other USB host controller types, EHCI doesn't have + * any notion of "global" or bus-wide suspend. The driver has + * to manually suspend all the active unsuspended ports, and + * then manually resume them in the bus_resume() routine. + */ + ehci->bus_suspended = 0; while (port--) { u32 __iomem *reg = &ehci->regs->port_status [port]; u32 t1 = readl (reg) & ~PORT_RWC_BITS; u32 t2 = t1; - if ((t1 & PORT_PE) && !(t1 & PORT_OWNER)) + /* keep track of which ports we suspend */ + if ((t1 & PORT_PE) && !(t1 & PORT_OWNER) && + !(t1 & PORT_SUSPEND)) { t2 |= PORT_SUSPEND; + set_bit(port, &ehci->bus_suspended); + } + + /* enable remote wakeup on all ports */ if (device_may_wakeup(&hcd->self.root_hub->dev)) t2 |= PORT_WKOC_E|PORT_WKDISC_E|PORT_WKCONN_E; else @@ -76,6 +88,13 @@ static int ehci_bus_suspend (struct usb_hcd *hcd) ehci_halt (ehci); hcd->state = HC_STATE_SUSPENDED; + /* allow remote wakeup */ + mask = INTR_MASK; + if (!device_may_wakeup(&hcd->self.root_hub->dev)) + mask &= ~STS_PCD; + writel(mask, &ehci->regs->intr_enable); + readl(&ehci->regs->intr_enable); + ehci->next_statechange = jiffies + msecs_to_jiffies(10); spin_unlock_irq (&ehci->lock); return 0; @@ -88,7 +107,6 @@ static int ehci_bus_resume (struct usb_hcd *hcd) struct ehci_hcd *ehci = hcd_to_ehci (hcd); u32 temp; int i; - int intr_enable; if (time_before (jiffies, ehci->next_statechange)) msleep(5); @@ -100,31 +118,30 @@ static int ehci_bus_resume (struct usb_hcd *hcd) * the last user of the controller, not reset/pm hardware keeping * state we gave to it. */ + temp = readl(&ehci->regs->intr_enable); + ehci_dbg(ehci, "resume root hub%s\n", temp ? "" : " after power loss"); - /* re-init operational registers in case we lost power */ - if (readl (&ehci->regs->intr_enable) == 0) { - /* at least some APM implementations will try to deliver - * IRQs right away, so delay them until we're ready. - */ - intr_enable = 1; - writel (0, &ehci->regs->segment); - writel (ehci->periodic_dma, &ehci->regs->frame_list); - writel ((u32)ehci->async->qh_dma, &ehci->regs->async_next); - } else - intr_enable = 0; - ehci_dbg(ehci, "resume root hub%s\n", - intr_enable ? " after power loss" : ""); + /* at least some APM implementations will try to deliver + * IRQs right away, so delay them until we're ready. + */ + writel(0, &ehci->regs->intr_enable); + + /* re-init operational registers */ + writel(0, &ehci->regs->segment); + writel(ehci->periodic_dma, &ehci->regs->frame_list); + writel((u32) ehci->async->qh_dma, &ehci->regs->async_next); /* restore CMD_RUN, framelist size, and irq threshold */ writel (ehci->command, &ehci->regs->command); - /* take ports out of suspend */ + /* manually resume the ports we suspended during bus_suspend() */ i = HCS_N_PORTS (ehci->hcs_params); while (i--) { temp = readl (&ehci->regs->port_status [i]); temp &= ~(PORT_RWC_BITS | PORT_WKOC_E | PORT_WKDISC_E | PORT_WKCONN_E); - if (temp & PORT_SUSPEND) { + if (test_bit(i, &ehci->bus_suspended) && + (temp & PORT_SUSPEND)) { ehci->reset_done [i] = jiffies + msecs_to_jiffies (20); temp |= PORT_RESUME; } @@ -134,11 +151,12 @@ static int ehci_bus_resume (struct usb_hcd *hcd) mdelay (20); while (i--) { temp = readl (&ehci->regs->port_status [i]); - if ((temp & PORT_SUSPEND) == 0) - continue; - temp &= ~(PORT_RWC_BITS | PORT_RESUME); - writel (temp, &ehci->regs->port_status [i]); - ehci_vdbg (ehci, "resumed port %d\n", i + 1); + if (test_bit(i, &ehci->bus_suspended) && + (temp & PORT_SUSPEND)) { + temp &= ~(PORT_RWC_BITS | PORT_RESUME); + writel (temp, &ehci->regs->port_status [i]); + ehci_vdbg (ehci, "resumed port %d\n", i + 1); + } } (void) readl (&ehci->regs->command); @@ -157,8 +175,7 @@ static int ehci_bus_resume (struct usb_hcd *hcd) hcd->state = HC_STATE_RUNNING; /* Now we can safely re-enable irqs */ - if (intr_enable) - writel (INTR_MASK, &ehci->regs->intr_enable); + writel(INTR_MASK, &ehci->regs->intr_enable); spin_unlock_irq (&ehci->lock); return 0; @@ -218,6 +235,7 @@ ehci_hub_status_data (struct usb_hcd *hcd, char *buf) { struct ehci_hcd *ehci = hcd_to_ehci (hcd); u32 temp, status = 0; + u32 mask; int ports, i, retval = 1; unsigned long flags; @@ -233,6 +251,18 @@ ehci_hub_status_data (struct usb_hcd *hcd, char *buf) retval++; } + /* Some boards (mostly VIA?) report bogus overcurrent indications, + * causing massive log spam unless we completely ignore them. It + * may be relevant that VIA VT8235 controlers, where PORT_POWER is + * always set, seem to clear PORT_OCC and PORT_CSC when writing to + * PORT_POWER; that's surprising, but maybe within-spec. + */ + if (!ignore_oc) + mask = PORT_CSC | PORT_PEC | PORT_OCC; + else + mask = PORT_CSC | PORT_PEC; + // PORT_RESUME from hardware ~= PORT_STAT_C_SUSPEND + /* no hub change reports (bit 0) for now (power, ...) */ /* port N changes (bit N)? */ @@ -250,8 +280,7 @@ ehci_hub_status_data (struct usb_hcd *hcd, char *buf) } if (!(temp & PORT_CONNECT)) ehci->reset_done [i] = 0; - if ((temp & (PORT_CSC | PORT_PEC | PORT_OCC)) != 0 - // PORT_STAT_C_SUSPEND? + if ((temp & mask) != 0 || ((temp & PORT_RESUME) != 0 && time_after (jiffies, ehci->reset_done [i]))) { @@ -319,6 +348,7 @@ static int ehci_hub_control ( u32 temp, status; unsigned long flags; int retval = 0; + unsigned selector; /* * FIXME: support SetPortFeatures USB_PORT_FEAT_INDICATOR. @@ -417,7 +447,7 @@ static int ehci_hub_control ( status |= 1 << USB_PORT_FEAT_C_CONNECTION; if (temp & PORT_PEC) status |= 1 << USB_PORT_FEAT_C_ENABLE; - if (temp & PORT_OCC) + if ((temp & PORT_OCC) && !ignore_oc) status |= 1 << USB_PORT_FEAT_C_OVER_CURRENT; /* whoever resumes must GetPortStatus to complete it!! */ @@ -506,6 +536,8 @@ static int ehci_hub_control ( } break; case SetPortFeature: + selector = wIndex >> 8; + wIndex &= 0xff; if (!wIndex || wIndex > ports) goto error; wIndex--; @@ -559,6 +591,22 @@ static int ehci_hub_control ( } writel (temp, &ehci->regs->port_status [wIndex]); break; + + /* For downstream facing ports (these): one hub port is put + * into test mode according to USB2 11.24.2.13, then the hub + * must be reset (which for root hub now means rmmod+modprobe, + * or else system reboot). See EHCI 2.3.9 and 4.14 for info + * about the EHCI-specific stuff. + */ + case USB_PORT_FEAT_TEST: + if (!selector || selector > 5) + goto error; + ehci_quiesce(ehci); + ehci_halt(ehci); + temp |= selector << 16; + writel (temp, &ehci->regs->port_status [wIndex]); + break; + default: goto error; } diff --git a/drivers/usb/host/ehci-pci.c b/drivers/usb/host/ehci-pci.c index 35e3fab6fc4e..4bc7970ba3ef 100644 --- a/drivers/usb/host/ehci-pci.c +++ b/drivers/usb/host/ehci-pci.c @@ -257,9 +257,7 @@ static int ehci_pci_suspend(struct usb_hcd *hcd, pm_message_t message) static int ehci_pci_resume(struct usb_hcd *hcd) { struct ehci_hcd *ehci = hcd_to_ehci(hcd); - unsigned port; struct pci_dev *pdev = to_pci_dev(hcd->self.controller); - int retval = -EINVAL; // maybe restore FLADJ @@ -269,27 +267,19 @@ static int ehci_pci_resume(struct usb_hcd *hcd) /* Mark hardware accessible again as we are out of D3 state by now */ set_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags); - /* If CF is clear, we lost PCI Vaux power and need to restart. */ - if (readl(&ehci->regs->configured_flag) != FLAG_CF) - goto restart; - - /* If any port is suspended (or owned by the companion), - * we know we can/must resume the HC (and mustn't reset it). - * We just defer that to the root hub code. + /* If CF is still set, we maintained PCI Vaux power. + * Just undo the effect of ehci_pci_suspend(). */ - for (port = HCS_N_PORTS(ehci->hcs_params); port > 0; ) { - u32 status; - port--; - status = readl(&ehci->regs->port_status [port]); - if (!(status & PORT_POWER)) - continue; - if (status & (PORT_SUSPEND | PORT_RESUME | PORT_OWNER)) { - usb_hcd_resume_root_hub(hcd); - return 0; - } + if (readl(&ehci->regs->configured_flag) == FLAG_CF) { + int mask = INTR_MASK; + + if (!device_may_wakeup(&hcd->self.root_hub->dev)) + mask &= ~STS_PCD; + writel(mask, &ehci->regs->intr_enable); + readl(&ehci->regs->intr_enable); + return 0; } -restart: ehci_dbg(ehci, "lost power, restarting\n"); usb_root_hub_lost_power(hcd->self.root_hub); @@ -303,17 +293,19 @@ restart: /* emptying the schedule aborts any urbs */ spin_lock_irq(&ehci->lock); if (ehci->reclaim) - end_unlink_async (ehci); + ehci->reclaim_ready = 1; ehci_work(ehci); spin_unlock_irq(&ehci->lock); - /* restart; khubd will disconnect devices */ - retval = ehci_run(hcd); - /* here we "know" root ports should always stay powered */ ehci_port_power(ehci, 1); - return retval; + writel(ehci->command, &ehci->regs->command); + writel(FLAG_CF, &ehci->regs->configured_flag); + readl(&ehci->regs->command); /* unblock posted writes */ + + hcd->state = HC_STATE_SUSPENDED; + return 0; } #endif diff --git a/drivers/usb/host/ehci-q.c b/drivers/usb/host/ehci-q.c index 46327272f614..62e46dc60e86 100644 --- a/drivers/usb/host/ehci-q.c +++ b/drivers/usb/host/ehci-q.c @@ -967,7 +967,7 @@ static void end_unlink_async (struct ehci_hcd *ehci) struct ehci_qh *qh = ehci->reclaim; struct ehci_qh *next; - iaa_watchdog_done (ehci); + timer_action_done (ehci, TIMER_IAA_WATCHDOG); // qh->hw_next = cpu_to_le32 (qh->qh_dma); qh->qh_state = QH_STATE_IDLE; @@ -977,6 +977,7 @@ static void end_unlink_async (struct ehci_hcd *ehci) /* other unlink(s) may be pending (in QH_STATE_UNLINK_WAIT) */ next = qh->reclaim; ehci->reclaim = next; + ehci->reclaim_ready = 0; qh->reclaim = NULL; qh_completions (ehci, qh); @@ -1051,10 +1052,11 @@ static void start_unlink_async (struct ehci_hcd *ehci, struct ehci_qh *qh) return; } + ehci->reclaim_ready = 0; cmd |= CMD_IAAD; writel (cmd, &ehci->regs->command); (void) readl (&ehci->regs->command); - iaa_watchdog_start (ehci); + timer_action (ehci, TIMER_IAA_WATCHDOG); } /*-------------------------------------------------------------------------*/ diff --git a/drivers/usb/host/ehci.h b/drivers/usb/host/ehci.h index 6aac39f50e07..74dbc6c8228f 100644 --- a/drivers/usb/host/ehci.h +++ b/drivers/usb/host/ehci.h @@ -58,6 +58,7 @@ struct ehci_hcd { /* one per controller */ /* async schedule support */ struct ehci_qh *async; struct ehci_qh *reclaim; + unsigned reclaim_ready : 1; unsigned scanning : 1; /* periodic schedule support */ @@ -73,6 +74,7 @@ struct ehci_hcd { /* one per controller */ /* per root hub port */ unsigned long reset_done [EHCI_MAX_ROOT_PORTS]; + unsigned long bus_suspended; /* per-HC memory pools (could be per-bus, but ...) */ struct dma_pool *qh_pool; /* qh per active urb */ @@ -80,7 +82,6 @@ struct ehci_hcd { /* one per controller */ struct dma_pool *itd_pool; /* itd per iso urb */ struct dma_pool *sitd_pool; /* sitd per split iso urb */ - struct timer_list iaa_watchdog; struct timer_list watchdog; unsigned long actions; unsigned stamp; @@ -114,21 +115,9 @@ static inline struct usb_hcd *ehci_to_hcd (struct ehci_hcd *ehci) } -static inline void -iaa_watchdog_start (struct ehci_hcd *ehci) -{ - WARN_ON(timer_pending(&ehci->iaa_watchdog)); - mod_timer (&ehci->iaa_watchdog, - jiffies + msecs_to_jiffies(EHCI_IAA_MSECS)); -} - -static inline void iaa_watchdog_done (struct ehci_hcd *ehci) -{ - del_timer (&ehci->iaa_watchdog); -} - enum ehci_timer_action { TIMER_IO_WATCHDOG, + TIMER_IAA_WATCHDOG, TIMER_ASYNC_SHRINK, TIMER_ASYNC_OFF, }; @@ -146,6 +135,9 @@ timer_action (struct ehci_hcd *ehci, enum ehci_timer_action action) unsigned long t; switch (action) { + case TIMER_IAA_WATCHDOG: + t = EHCI_IAA_JIFFIES; + break; case TIMER_IO_WATCHDOG: t = EHCI_IO_JIFFIES; break; @@ -162,7 +154,8 @@ timer_action (struct ehci_hcd *ehci, enum ehci_timer_action action) // async queue SHRINK often precedes IAA. while it's ready // to go OFF neither can matter, and afterwards the IO // watchdog stops unless there's still periodic traffic. - if (time_before_eq(t, ehci->watchdog.expires) + if (action != TIMER_IAA_WATCHDOG + && t > ehci->watchdog.expires && timer_pending (&ehci->watchdog)) return; mod_timer (&ehci->watchdog, t); diff --git a/drivers/usb/host/ohci-hcd.c b/drivers/usb/host/ohci-hcd.c index 9be6b303e784..a95275a401b1 100644 --- a/drivers/usb/host/ohci-hcd.c +++ b/drivers/usb/host/ohci-hcd.c @@ -715,13 +715,6 @@ static irqreturn_t ohci_irq (struct usb_hcd *hcd) return IRQ_NOTMINE; } - if (ints & OHCI_INTR_RHSC) { - ohci_vdbg (ohci, "rhsc\n"); - ohci->next_statechange = jiffies + STATECHANGE_DELAY; - ohci_writel (ohci, OHCI_INTR_RHSC, ®s->intrstatus); - usb_hcd_poll_rh_status(hcd); - } - if (ints & OHCI_INTR_UE) { disable (ohci); ohci_err (ohci, "OHCI Unrecoverable Error, disabled\n"); @@ -731,9 +724,31 @@ static irqreturn_t ohci_irq (struct usb_hcd *hcd) ohci_usb_reset (ohci); } - if (ints & OHCI_INTR_RD) { - ohci_vdbg (ohci, "resume detect\n"); - ohci_writel (ohci, OHCI_INTR_RD, ®s->intrstatus); + if (ints & OHCI_INTR_RHSC) { + ohci_vdbg(ohci, "rhsc\n"); + ohci->next_statechange = jiffies + STATECHANGE_DELAY; + ohci_writel(ohci, OHCI_INTR_RD | OHCI_INTR_RHSC, + ®s->intrstatus); + + /* NOTE: Vendors didn't always make the same implementation + * choices for RHSC. Many followed the spec; RHSC triggers + * on an edge, like setting and maybe clearing a port status + * change bit. With others it's level-triggered, active + * until khubd clears all the port status change bits. We'll + * always disable it here and rely on polling until khubd + * re-enables it. + */ + ohci_writel(ohci, OHCI_INTR_RHSC, ®s->intrdisable); + usb_hcd_poll_rh_status(hcd); + } + + /* For connect and disconnect events, we expect the controller + * to turn on RHSC along with RD. But for remote wakeup events + * this might not happen. + */ + else if (ints & OHCI_INTR_RD) { + ohci_vdbg(ohci, "resume detect\n"); + ohci_writel(ohci, OHCI_INTR_RD, ®s->intrstatus); hcd->poll_rh = 1; if (ohci->autostop) { spin_lock (&ohci->lock); diff --git a/drivers/usb/host/ohci-hub.c b/drivers/usb/host/ohci-hub.c index 6f113596af66..2441642cb7b4 100644 --- a/drivers/usb/host/ohci-hub.c +++ b/drivers/usb/host/ohci-hub.c @@ -41,7 +41,11 @@ static void ohci_rhsc_enable (struct usb_hcd *hcd) { struct ohci_hcd *ohci = hcd_to_ohci (hcd); - ohci_writel (ohci, OHCI_INTR_RHSC, &ohci->regs->intrenable); + spin_lock_irq(&ohci->lock); + if (!ohci->autostop) + del_timer(&hcd->rh_timer); /* Prevent next poll */ + ohci_writel(ohci, OHCI_INTR_RHSC, &ohci->regs->intrenable); + spin_unlock_irq(&ohci->lock); } #define OHCI_SCHED_ENABLES \ @@ -50,6 +54,9 @@ static void ohci_rhsc_enable (struct usb_hcd *hcd) static void dl_done_list (struct ohci_hcd *); static void finish_unlinks (struct ohci_hcd *, u16); +#ifdef CONFIG_PM +static int ohci_restart(struct ohci_hcd *ohci); + static int ohci_rh_suspend (struct ohci_hcd *ohci, int autostop) __releases(ohci->lock) __acquires(ohci->lock) @@ -132,8 +139,6 @@ static inline struct ed *find_head (struct ed *ed) return ed; } -static int ohci_restart (struct ohci_hcd *ohci); - /* caller has locked the root hub */ static int ohci_rh_resume (struct ohci_hcd *ohci) __releases(ohci->lock) @@ -169,7 +174,8 @@ __acquires(ohci->lock) break; case OHCI_USB_RESUME: /* HCFS changes sometime after INTR_RD */ - ohci_info (ohci, "wakeup\n"); + ohci_dbg(ohci, "%swakeup root hub\n", + autostopped ? "auto-" : ""); break; case OHCI_USB_OPER: /* this can happen after resuming a swsusp snapshot */ @@ -180,7 +186,6 @@ __acquires(ohci->lock) ohci_dbg (ohci, "lost power\n"); status = -EBUSY; } -#ifdef CONFIG_PM if (status == -EBUSY) { if (!autostopped) { spin_unlock_irq (&ohci->lock); @@ -190,25 +195,12 @@ __acquires(ohci->lock) } return status; } -#endif if (status != -EINPROGRESS) return status; if (autostopped) goto skip_resume; spin_unlock_irq (&ohci->lock); - temp = ohci->num_ports; - while (temp--) { - u32 stat = ohci_readl (ohci, - &ohci->regs->roothub.portstatus [temp]); - - /* force global, not selective, resume */ - if (!(stat & RH_PS_PSS)) - continue; - ohci_writel (ohci, RH_PS_POCI, - &ohci->regs->roothub.portstatus [temp]); - } - /* Some controllers (lucent erratum) need extra-long delays */ msleep (20 /* usb 11.5.1.10 */ + 12 /* 32 msec counter */ + 1); @@ -216,6 +208,7 @@ __acquires(ohci->lock) temp &= OHCI_CTRL_HCFS; if (temp != OHCI_USB_RESUME) { ohci_err (ohci, "controller won't resume\n"); + spin_lock_irq(&ohci->lock); return -EBUSY; } @@ -295,8 +288,6 @@ skip_resume: return 0; } -#ifdef CONFIG_PM - static int ohci_bus_suspend (struct usb_hcd *hcd) { struct ohci_hcd *ohci = hcd_to_ohci (hcd); @@ -334,6 +325,83 @@ static int ohci_bus_resume (struct usb_hcd *hcd) return rc; } +/* Carry out polling-, autostop-, and autoresume-related state changes */ +static int ohci_root_hub_state_changes(struct ohci_hcd *ohci, int changed, + int any_connected) +{ + int poll_rh = 1; + + switch (ohci->hc_control & OHCI_CTRL_HCFS) { + + case OHCI_USB_OPER: + /* keep on polling until we know a device is connected + * and RHSC is enabled */ + if (!ohci->autostop) { + if (any_connected || + !device_may_wakeup(&ohci_to_hcd(ohci) + ->self.root_hub->dev)) { + if (ohci_readl(ohci, &ohci->regs->intrenable) & + OHCI_INTR_RHSC) + poll_rh = 0; + } else { + ohci->autostop = 1; + ohci->next_statechange = jiffies + HZ; + } + + /* if no devices have been attached for one second, autostop */ + } else { + if (changed || any_connected) { + ohci->autostop = 0; + ohci->next_statechange = jiffies + + STATECHANGE_DELAY; + } else if (time_after_eq(jiffies, + ohci->next_statechange) + && !ohci->ed_rm_list + && !(ohci->hc_control & + OHCI_SCHED_ENABLES)) { + ohci_rh_suspend(ohci, 1); + } + } + break; + + /* if there is a port change, autostart or ask to be resumed */ + case OHCI_USB_SUSPEND: + case OHCI_USB_RESUME: + if (changed) { + if (ohci->autostop) + ohci_rh_resume(ohci); + else + usb_hcd_resume_root_hub(ohci_to_hcd(ohci)); + } else { + /* everything is idle, no need for polling */ + poll_rh = 0; + } + break; + } + return poll_rh; +} + +#else /* CONFIG_PM */ + +static inline int ohci_rh_resume(struct ohci_hcd *ohci) +{ + return 0; +} + +/* Carry out polling-related state changes. + * autostop isn't used when CONFIG_PM is turned off. + */ +static int ohci_root_hub_state_changes(struct ohci_hcd *ohci, int changed, + int any_connected) +{ + int poll_rh = 1; + + /* keep on polling until RHSC is enabled */ + if (ohci_readl(ohci, &ohci->regs->intrenable) & OHCI_INTR_RHSC) + poll_rh = 0; + return poll_rh; +} + #endif /* CONFIG_PM */ /*-------------------------------------------------------------------------*/ @@ -345,7 +413,7 @@ ohci_hub_status_data (struct usb_hcd *hcd, char *buf) { struct ohci_hcd *ohci = hcd_to_ohci (hcd); int i, changed = 0, length = 1; - int any_connected = 0, rhsc_enabled = 1; + int any_connected = 0; unsigned long flags; spin_lock_irqsave (&ohci->lock, flags); @@ -386,66 +454,8 @@ ohci_hub_status_data (struct usb_hcd *hcd, char *buf) } } - /* NOTE: vendors didn't always make the same implementation - * choices for RHSC. Sometimes it triggers on an edge (like - * setting and maybe clearing a port status change bit); and - * it's level-triggered on other silicon, active until khubd - * clears all active port status change bits. If it's still - * set (level-triggered) we must disable it and rely on - * polling until khubd re-enables it. - */ - if (ohci_readl (ohci, &ohci->regs->intrstatus) & OHCI_INTR_RHSC) { - ohci_writel (ohci, OHCI_INTR_RHSC, &ohci->regs->intrdisable); - (void) ohci_readl (ohci, &ohci->regs->intrdisable); - rhsc_enabled = 0; - } - hcd->poll_rh = 1; - - /* carry out appropriate state changes */ - switch (ohci->hc_control & OHCI_CTRL_HCFS) { - - case OHCI_USB_OPER: - /* keep on polling until we know a device is connected - * and RHSC is enabled */ - if (!ohci->autostop) { - if (any_connected) { - if (rhsc_enabled) - hcd->poll_rh = 0; - } else { - ohci->autostop = 1; - ohci->next_statechange = jiffies + HZ; - } - - /* if no devices have been attached for one second, autostop */ - } else { - if (changed || any_connected) { - ohci->autostop = 0; - ohci->next_statechange = jiffies + - STATECHANGE_DELAY; - } else if (time_after_eq (jiffies, - ohci->next_statechange) - && !ohci->ed_rm_list - && !(ohci->hc_control & - OHCI_SCHED_ENABLES)) { - ohci_rh_suspend (ohci, 1); - } - } - break; - - /* if there is a port change, autostart or ask to be resumed */ - case OHCI_USB_SUSPEND: - case OHCI_USB_RESUME: - if (changed) { - if (ohci->autostop) - ohci_rh_resume (ohci); - else - usb_hcd_resume_root_hub (hcd); - } else { - /* everything is idle, no need for polling */ - hcd->poll_rh = 0; - } - break; - } + hcd->poll_rh = ohci_root_hub_state_changes(ohci, changed, + any_connected); done: spin_unlock_irqrestore (&ohci->lock, flags); diff --git a/drivers/usb/host/ohci-pnx4008.c b/drivers/usb/host/ohci-pnx4008.c index 82cb22f002e7..2dbb77414905 100644 --- a/drivers/usb/host/ohci-pnx4008.c +++ b/drivers/usb/host/ohci-pnx4008.c @@ -262,6 +262,7 @@ static const struct hc_driver ohci_pnx4008_hc_driver = { */ .start = ohci_pnx4008_start, .stop = ohci_stop, + .shutdown = ohci_shutdown, /* * managing i/o requests and associated device resources @@ -280,7 +281,11 @@ static const struct hc_driver ohci_pnx4008_hc_driver = { */ .hub_status_data = ohci_hub_status_data, .hub_control = ohci_hub_control, - + .hub_irq_enable = ohci_rhsc_enable, +#ifdef CONFIG_PM + .bus_suspend = ohci_bus_suspend, + .bus_resume = ohci_bus_resume, +#endif .start_port_reset = ohci_start_port_reset, }; @@ -410,8 +415,6 @@ static int __devinit usb_hcd_pnx4008_probe(struct platform_device *pdev) goto out4; } - hcd->self.hcpriv = (void *)hcd; - pnx4008_start_hc(); platform_set_drvdata(pdev, hcd); ohci = hcd_to_ohci(hcd); diff --git a/drivers/usb/host/u132-hcd.c b/drivers/usb/host/u132-hcd.c index 32c635ecbf31..ef54e310bfc4 100644 --- a/drivers/usb/host/u132-hcd.c +++ b/drivers/usb/host/u132-hcd.c @@ -71,7 +71,7 @@ static int distrust_firmware = 1; module_param(distrust_firmware, bool, 0); MODULE_PARM_DESC(distrust_firmware, "true to distrust firmware power/overcurren" "t setup"); -DECLARE_WAIT_QUEUE_HEAD(u132_hcd_wait); +static DECLARE_WAIT_QUEUE_HEAD(u132_hcd_wait); /* * u132_module_lock exists to protect access to global variables * @@ -205,13 +205,9 @@ struct u132 { struct u132_port port[MAX_U132_PORTS]; struct u132_endp *endp[MAX_U132_ENDPS]; }; -int usb_ftdi_elan_read_reg(struct platform_device *pdev, u32 *data); -int usb_ftdi_elan_read_pcimem(struct platform_device *pdev, u8 addressofs, - u8 width, u32 *data); -int usb_ftdi_elan_write_pcimem(struct platform_device *pdev, u8 addressofs, - u8 width, u32 data); + /* -* these can not be inlines because we need the structure offset!! +* these cannot be inlines because we need the structure offset!! * Does anyone have a better way????? */ #define u132_read_pcimem(u132, member, data) \ @@ -3045,7 +3041,7 @@ static struct hc_driver u132_hc_driver = { * This function may be called by the USB core whilst the "usb_all_devices_rwsem" * is held for writing, thus this module must not call usb_remove_hcd() * synchronously - but instead should immediately stop activity to the -* device and ansynchronously call usb_remove_hcd() +* device and asynchronously call usb_remove_hcd() */ static int __devexit u132_remove(struct platform_device *pdev) { @@ -3241,7 +3237,7 @@ static int u132_resume(struct platform_device *pdev) #define u132_resume NULL #endif /* -* this driver is loaded explicitely by ftdi_u132 +* this driver is loaded explicitly by ftdi_u132 * * the platform_driver struct is static because it is per type of module */ diff --git a/drivers/usb/host/uhci-hcd.c b/drivers/usb/host/uhci-hcd.c index 45ee6920a850..226bf3de8edd 100644 --- a/drivers/usb/host/uhci-hcd.c +++ b/drivers/usb/host/uhci-hcd.c @@ -40,6 +40,7 @@ #include <linux/dma-mapping.h> #include <linux/usb.h> #include <linux/bitops.h> +#include <linux/dmi.h> #include <asm/uaccess.h> #include <asm/io.h> @@ -196,12 +197,42 @@ static int resume_detect_interrupts_are_broken(struct uhci_hcd *uhci) return 0; } +static int remote_wakeup_is_broken(struct uhci_hcd *uhci) +{ + static struct dmi_system_id broken_wakeup_table[] = { + { + .ident = "Asus A7V8X", + .matches = { + DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK"), + DMI_MATCH(DMI_BOARD_NAME, "A7V8X"), + DMI_MATCH(DMI_BOARD_VERSION, "REV 1.xx"), + } + }, + { } + }; + int port; + + /* One of Asus's motherboards has a bug which causes it to + * wake up immediately from suspend-to-RAM if any of the ports + * are connected. In such cases we will not set EGSM. + */ + if (dmi_check_system(broken_wakeup_table)) { + for (port = 0; port < uhci->rh_numports; ++port) { + if (inw(uhci->io_addr + USBPORTSC1 + port * 2) & + USBPORTSC_CCS) + return 1; + } + } + + return 0; +} + static void suspend_rh(struct uhci_hcd *uhci, enum uhci_rh_state new_state) __releases(uhci->lock) __acquires(uhci->lock) { int auto_stop; - int int_enable; + int int_enable, egsm_enable; auto_stop = (new_state == UHCI_RH_AUTO_STOPPED); dev_dbg(&uhci_to_hcd(uhci)->self.root_hub->dev, @@ -217,15 +248,18 @@ __acquires(uhci->lock) } /* Enable resume-detect interrupts if they work. - * Then enter Global Suspend mode, still configured. + * Then enter Global Suspend mode if _it_ works, still configured. */ + egsm_enable = USBCMD_EGSM; uhci->working_RD = 1; int_enable = USBINTR_RESUME; - if (resume_detect_interrupts_are_broken(uhci)) { + if (remote_wakeup_is_broken(uhci)) + egsm_enable = 0; + if (resume_detect_interrupts_are_broken(uhci) || !egsm_enable) uhci->working_RD = int_enable = 0; - } + outw(int_enable, uhci->io_addr + USBINTR); - outw(USBCMD_EGSM | USBCMD_CF, uhci->io_addr + USBCMD); + outw(egsm_enable | USBCMD_CF, uhci->io_addr + USBCMD); mb(); udelay(5); diff --git a/drivers/usb/image/microtek.c b/drivers/usb/image/microtek.c index 3038ed0700d3..8ccddf74534a 100644 --- a/drivers/usb/image/microtek.c +++ b/drivers/usb/image/microtek.c @@ -796,7 +796,7 @@ static int mts_usb_probe(struct usb_interface *intf, new_desc->context.scsi_status = kmalloc(1, GFP_KERNEL); if (!new_desc->context.scsi_status) - goto out_kfree2; + goto out_free_urb; new_desc->usb_dev = dev; new_desc->usb_intf = intf; @@ -822,18 +822,20 @@ static int mts_usb_probe(struct usb_interface *intf, new_desc->host = scsi_host_alloc(&mts_scsi_host_template, sizeof(new_desc)); if (!new_desc->host) - goto out_free_urb; + goto out_kfree2; new_desc->host->hostdata[0] = (unsigned long)new_desc; if (scsi_add_host(new_desc->host, NULL)) { err_retval = -EIO; - goto out_free_urb; + goto out_host_put; } scsi_scan_host(new_desc->host); usb_set_intfdata(intf, new_desc); return 0; + out_host_put: + scsi_host_put(new_desc->host); out_kfree2: kfree(new_desc->context.scsi_status); out_free_urb: diff --git a/drivers/usb/input/Kconfig b/drivers/usb/input/Kconfig index 21cd22640080..661af7aa6236 100644 --- a/drivers/usb/input/Kconfig +++ b/drivers/usb/input/Kconfig @@ -221,6 +221,7 @@ config USB_TOUCHSCREEN - ITM - some other eTurboTouch - Gunze AHL61 + - DMC TSC-10/25 Have a look at <http://linux.chapter7.ch/touchkit/> for a usage description and the required user-space stuff. @@ -258,6 +259,11 @@ config USB_TOUCHSCREEN_GUNZE bool "Gunze AHL61 device support" if EMBEDDED depends on USB_TOUCHSCREEN +config USB_TOUCHSCREEN_DMC_TSC10 + default y + bool "DMC TSC-10/25 device support" if EMBEDDED + depends on USB_TOUCHSCREEN + config USB_YEALINK tristate "Yealink usb-p1k voip phone" depends on USB && INPUT && EXPERIMENTAL @@ -348,13 +354,3 @@ config USB_APPLETOUCH To compile this driver as a module, choose M here: the module will be called appletouch. - -config USB_TRANCEVIBRATOR - tristate "PlayStation 2 Trance Vibrator driver support" - depends on USB - help - Say Y here if you want to connect a PlayStation 2 Trance Vibrator - device to your computer's USB port. - - To compile this driver as a module, choose M here: the - module will be called trancevibrator. diff --git a/drivers/usb/input/Makefile b/drivers/usb/input/Makefile index 295f459d1079..d946d5213b30 100644 --- a/drivers/usb/input/Makefile +++ b/drivers/usb/input/Makefile @@ -3,7 +3,7 @@ # # Multipart objects. -wacom-objs := wacom_sys.o wacom_wac.o +wacom-objs := wacom_wac.o wacom_sys.o usbhid-objs := hid-core.o # Optional parts of multipart objects. @@ -48,7 +48,6 @@ obj-$(CONFIG_USB_ACECAD) += acecad.o obj-$(CONFIG_USB_YEALINK) += yealink.o obj-$(CONFIG_USB_XPAD) += xpad.o obj-$(CONFIG_USB_APPLETOUCH) += appletouch.o -obj-$(CONFIG_USB_TRANCEVIBRATOR) += trancevibrator.o ifeq ($(CONFIG_USB_DEBUG),y) EXTRA_CFLAGS += -DDEBUG diff --git a/drivers/usb/input/ati_remote.c b/drivers/usb/input/ati_remote.c index f659f3028ad2..ff23318dc301 100644 --- a/drivers/usb/input/ati_remote.c +++ b/drivers/usb/input/ati_remote.c @@ -630,19 +630,14 @@ static int ati_remote_alloc_buffers(struct usb_device *udev, */ static void ati_remote_free_buffers(struct ati_remote *ati_remote) { - if (ati_remote->irq_urb) - usb_free_urb(ati_remote->irq_urb); + usb_free_urb(ati_remote->irq_urb); + usb_free_urb(ati_remote->out_urb); - if (ati_remote->out_urb) - usb_free_urb(ati_remote->out_urb); + usb_buffer_free(ati_remote->udev, DATA_BUFSIZE, + ati_remote->inbuf, ati_remote->inbuf_dma); - if (ati_remote->inbuf) - usb_buffer_free(ati_remote->udev, DATA_BUFSIZE, - ati_remote->inbuf, ati_remote->inbuf_dma); - - if (ati_remote->outbuf) - usb_buffer_free(ati_remote->udev, DATA_BUFSIZE, - ati_remote->inbuf, ati_remote->outbuf_dma); + usb_buffer_free(ati_remote->udev, DATA_BUFSIZE, + ati_remote->outbuf, ati_remote->outbuf_dma); } static void ati_remote_input_init(struct ati_remote *ati_remote) diff --git a/drivers/usb/input/ati_remote2.c b/drivers/usb/input/ati_remote2.c index f982a2b4a7f9..83f1f79db7c7 100644 --- a/drivers/usb/input/ati_remote2.c +++ b/drivers/usb/input/ati_remote2.c @@ -372,8 +372,7 @@ static void ati_remote2_urb_cleanup(struct ati_remote2 *ar2) int i; for (i = 0; i < 2; i++) { - if (ar2->urb[i]) - usb_free_urb(ar2->urb[i]); + usb_free_urb(ar2->urb[i]); if (ar2->buf[i]) usb_buffer_free(ar2->udev, 4, ar2->buf[i], ar2->buf_dma[i]); diff --git a/drivers/usb/input/hid-core.c b/drivers/usb/input/hid-core.c index a6738a83ff5b..a49644b7c58e 100644 --- a/drivers/usb/input/hid-core.c +++ b/drivers/usb/input/hid-core.c @@ -270,7 +270,7 @@ static int hid_add_field(struct hid_parser *parser, unsigned report_type, unsign * Read data value from item. */ -static __inline__ __u32 item_udata(struct hid_item *item) +static u32 item_udata(struct hid_item *item) { switch (item->size) { case 1: return item->data.u8; @@ -280,7 +280,7 @@ static __inline__ __u32 item_udata(struct hid_item *item) return 0; } -static __inline__ __s32 item_sdata(struct hid_item *item) +static s32 item_sdata(struct hid_item *item) { switch (item->size) { case 1: return item->data.s8; @@ -727,7 +727,7 @@ static struct hid_device *hid_parse_report(__u8 *start, unsigned size) * done by hand. */ -static __inline__ __s32 snto32(__u32 value, unsigned n) +static s32 snto32(__u32 value, unsigned n) { switch (n) { case 8: return ((__s8)value); @@ -741,30 +741,65 @@ static __inline__ __s32 snto32(__u32 value, unsigned n) * Convert a signed 32-bit integer to a signed n-bit integer. */ -static __inline__ __u32 s32ton(__s32 value, unsigned n) +static u32 s32ton(__s32 value, unsigned n) { - __s32 a = value >> (n - 1); + s32 a = value >> (n - 1); if (a && a != -1) return value < 0 ? 1 << (n - 1) : (1 << (n - 1)) - 1; return value & ((1 << n) - 1); } /* - * Extract/implement a data field from/to a report. + * Extract/implement a data field from/to a little endian report (bit array). + * + * Code sort-of follows HID spec: + * http://www.usb.org/developers/devclass_docs/HID1_11.pdf + * + * While the USB HID spec allows unlimited length bit fields in "report + * descriptors", most devices never use more than 16 bits. + * One model of UPS is claimed to report "LINEV" as a 32-bit field. + * Search linux-kernel and linux-usb-devel archives for "hid-core extract". */ static __inline__ __u32 extract(__u8 *report, unsigned offset, unsigned n) { - report += (offset >> 5) << 2; offset &= 31; - return (le64_to_cpu(get_unaligned((__le64*)report)) >> offset) & ((1ULL << n) - 1); + u64 x; + + WARN_ON(n > 32); + + report += offset >> 3; /* adjust byte index */ + offset &= 7; /* now only need bit offset into one byte */ + x = get_unaligned((u64 *) report); + x = le64_to_cpu(x); + x = (x >> offset) & ((1ULL << n) - 1); /* extract bit field */ + return (u32) x; } +/* + * "implement" : set bits in a little endian bit stream. + * Same concepts as "extract" (see comments above). + * The data mangled in the bit stream remains in little endian + * order the whole time. It make more sense to talk about + * endianness of register values by considering a register + * a "cached" copy of the little endiad bit stream. + */ static __inline__ void implement(__u8 *report, unsigned offset, unsigned n, __u32 value) { - report += (offset >> 5) << 2; offset &= 31; - put_unaligned((get_unaligned((__le64*)report) - & cpu_to_le64(~((((__u64) 1 << n) - 1) << offset))) - | cpu_to_le64((__u64)value << offset), (__le64*)report); + u64 x; + u64 m = (1ULL << n) - 1; + + WARN_ON(n > 32); + + WARN_ON(value > m); + value &= m; + + report += offset >> 3; + offset &= 7; + + x = get_unaligned((u64 *)report); + x &= cpu_to_le64(~(m << offset)); + x |= cpu_to_le64(((u64) value) << offset); + put_unaligned(x, (u64 *) report); } /* @@ -933,20 +968,29 @@ static void hid_retry_timeout(unsigned long _hid) hid_io_error(hid); } -/* Workqueue routine to reset the device */ +/* Workqueue routine to reset the device or clear a halt */ static void hid_reset(void *_hid) { struct hid_device *hid = (struct hid_device *) _hid; - int rc_lock, rc; - - dev_dbg(&hid->intf->dev, "resetting device\n"); - rc = rc_lock = usb_lock_device_for_reset(hid->dev, hid->intf); - if (rc_lock >= 0) { - rc = usb_reset_composite_device(hid->dev, hid->intf); - if (rc_lock) - usb_unlock_device(hid->dev); + int rc_lock, rc = 0; + + if (test_bit(HID_CLEAR_HALT, &hid->iofl)) { + dev_dbg(&hid->intf->dev, "clear halt\n"); + rc = usb_clear_halt(hid->dev, hid->urbin->pipe); + clear_bit(HID_CLEAR_HALT, &hid->iofl); + hid_start_in(hid); + } + + else if (test_bit(HID_RESET_PENDING, &hid->iofl)) { + dev_dbg(&hid->intf->dev, "resetting device\n"); + rc = rc_lock = usb_lock_device_for_reset(hid->dev, hid->intf); + if (rc_lock >= 0) { + rc = usb_reset_composite_device(hid->dev, hid->intf); + if (rc_lock) + usb_unlock_device(hid->dev); + } + clear_bit(HID_RESET_PENDING, &hid->iofl); } - clear_bit(HID_RESET_PENDING, &hid->iofl); switch (rc) { case 0: @@ -988,9 +1032,8 @@ static void hid_io_error(struct hid_device *hid) /* Retries failed, so do a port reset */ if (!test_and_set_bit(HID_RESET_PENDING, &hid->iofl)) { - if (schedule_work(&hid->reset_work)) - goto done; - clear_bit(HID_RESET_PENDING, &hid->iofl); + schedule_work(&hid->reset_work); + goto done; } } @@ -1014,6 +1057,11 @@ static void hid_irq_in(struct urb *urb) hid->retry_delay = 0; hid_input_report(HID_INPUT_REPORT, urb, 1); break; + case -EPIPE: /* stall */ + clear_bit(HID_IN_RUNNING, &hid->iofl); + set_bit(HID_CLEAR_HALT, &hid->iofl); + schedule_work(&hid->reset_work); + return; case -ECONNRESET: /* unlink */ case -ENOENT: case -ESHUTDOWN: /* unplug */ @@ -1381,6 +1429,9 @@ void hid_close(struct hid_device *hid) #define USB_VENDOR_ID_PANJIT 0x134c +#define USB_VENDOR_ID_TURBOX 0x062a +#define USB_DEVICE_ID_TURBOX_KEYBOARD 0x0201 + /* * Initialize all reports */ @@ -1589,6 +1640,19 @@ void hid_init_reports(struct hid_device *hid) #define USB_VENDOR_ID_APPLE 0x05ac #define USB_DEVICE_ID_APPLE_MIGHTYMOUSE 0x0304 +#define USB_DEVICE_ID_APPLE_FOUNTAIN_ANSI 0x020e +#define USB_DEVICE_ID_APPLE_FOUNTAIN_ISO 0x020f +#define USB_DEVICE_ID_APPLE_GEYSER_ANSI 0x0214 +#define USB_DEVICE_ID_APPLE_GEYSER_ISO 0x0215 +#define USB_DEVICE_ID_APPLE_GEYSER_JIS 0x0216 +#define USB_DEVICE_ID_APPLE_GEYSER3_ANSI 0x0217 +#define USB_DEVICE_ID_APPLE_GEYSER3_ISO 0x0218 +#define USB_DEVICE_ID_APPLE_GEYSER3_JIS 0x0219 +#define USB_DEVICE_ID_APPLE_GEYSER4_ANSI 0x021a +#define USB_DEVICE_ID_APPLE_GEYSER4_ISO 0x021b +#define USB_DEVICE_ID_APPLE_GEYSER4_JIS 0x021c +#define USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY 0x030a +#define USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY 0x030b #define USB_VENDOR_ID_CHERRY 0x046a #define USB_DEVICE_ID_CHERRY_CYMOTION 0x0023 @@ -1602,6 +1666,9 @@ void hid_init_reports(struct hid_device *hid) #define USB_VENDOR_ID_SUN 0x0430 #define USB_DEVICE_ID_RARITAN_KVM_DONGLE 0xcdab +#define USB_VENDOR_ID_AIRCABLE 0x16CA +#define USB_DEVICE_ID_AIRCABLE1 0x1502 + /* * Alphabetically sorted blacklist by quirk type. */ @@ -1619,6 +1686,7 @@ static const struct hid_blacklist { { USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_22, HID_QUIRK_IGNORE }, { USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_23, HID_QUIRK_IGNORE }, { USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_24, HID_QUIRK_IGNORE }, + { USB_VENDOR_ID_AIRCABLE, USB_DEVICE_ID_AIRCABLE1, HID_QUIRK_IGNORE }, { USB_VENDOR_ID_ALCOR, USB_DEVICE_ID_ALCOR_USBRS232, HID_QUIRK_IGNORE }, { USB_VENDOR_ID_BERKSHIRE, USB_DEVICE_ID_BERKSHIRE_PCWD, HID_QUIRK_IGNORE }, { USB_VENDOR_ID_CODEMERCS, USB_DEVICE_ID_CODEMERCS_IOW40, HID_QUIRK_IGNORE }, @@ -1752,22 +1820,27 @@ static const struct hid_blacklist { { USB_VENDOR_ID_CHERRY, USB_DEVICE_ID_CHERRY_CYMOTION, HID_QUIRK_CYMOTION }, - { USB_VENDOR_ID_APPLE, 0x020E, HID_QUIRK_POWERBOOK_HAS_FN }, - { USB_VENDOR_ID_APPLE, 0x020F, HID_QUIRK_POWERBOOK_HAS_FN }, - { USB_VENDOR_ID_APPLE, 0x0214, HID_QUIRK_POWERBOOK_HAS_FN }, - { USB_VENDOR_ID_APPLE, 0x0215, HID_QUIRK_POWERBOOK_HAS_FN }, - { USB_VENDOR_ID_APPLE, 0x0216, HID_QUIRK_POWERBOOK_HAS_FN }, - { USB_VENDOR_ID_APPLE, 0x0217, HID_QUIRK_POWERBOOK_HAS_FN }, - { USB_VENDOR_ID_APPLE, 0x0218, HID_QUIRK_POWERBOOK_HAS_FN }, - { USB_VENDOR_ID_APPLE, 0x0219, HID_QUIRK_POWERBOOK_HAS_FN }, - { USB_VENDOR_ID_APPLE, 0x030A, HID_QUIRK_POWERBOOK_HAS_FN }, - { USB_VENDOR_ID_APPLE, 0x030B, HID_QUIRK_POWERBOOK_HAS_FN }, + { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ANSI, HID_QUIRK_POWERBOOK_HAS_FN }, + { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ISO, HID_QUIRK_POWERBOOK_HAS_FN }, + { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ANSI, HID_QUIRK_POWERBOOK_HAS_FN }, + { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ISO, HID_QUIRK_POWERBOOK_HAS_FN | HID_QUIRK_POWERBOOK_ISO_KEYBOARD}, + { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_JIS, HID_QUIRK_POWERBOOK_HAS_FN }, + { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ANSI, HID_QUIRK_POWERBOOK_HAS_FN }, + { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ISO, HID_QUIRK_POWERBOOK_HAS_FN | HID_QUIRK_POWERBOOK_ISO_KEYBOARD}, + { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_JIS, HID_QUIRK_POWERBOOK_HAS_FN }, + { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ANSI, HID_QUIRK_POWERBOOK_HAS_FN }, + { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ISO, HID_QUIRK_POWERBOOK_HAS_FN }, + { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_JIS, HID_QUIRK_POWERBOOK_HAS_FN }, + { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY, HID_QUIRK_POWERBOOK_HAS_FN }, + { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY, HID_QUIRK_POWERBOOK_HAS_FN }, { USB_VENDOR_ID_PANJIT, 0x0001, HID_QUIRK_IGNORE }, { USB_VENDOR_ID_PANJIT, 0x0002, HID_QUIRK_IGNORE }, { USB_VENDOR_ID_PANJIT, 0x0003, HID_QUIRK_IGNORE }, { USB_VENDOR_ID_PANJIT, 0x0004, HID_QUIRK_IGNORE }, + { USB_VENDOR_ID_TURBOX, USB_DEVICE_ID_TURBOX_KEYBOARD, HID_QUIRK_NOGET }, + { 0, 0 } }; @@ -1940,7 +2013,7 @@ static struct hid_device *usb_hid_configure(struct usb_interface *intf) if (hid->collection->usage == HID_GD_MOUSE && hid_mousepoll_interval > 0) interval = hid_mousepoll_interval; - if (endpoint->bEndpointAddress & USB_DIR_IN) { + if (usb_endpoint_dir_in(endpoint)) { if (hid->urbin) continue; if (!(hid->urbin = usb_alloc_urb(0, GFP_KERNEL))) @@ -2022,13 +2095,9 @@ static struct hid_device *usb_hid_configure(struct usb_interface *intf) return hid; fail: - - if (hid->urbin) - usb_free_urb(hid->urbin); - if (hid->urbout) - usb_free_urb(hid->urbout); - if (hid->urbctrl) - usb_free_urb(hid->urbctrl); + usb_free_urb(hid->urbin); + usb_free_urb(hid->urbout); + usb_free_urb(hid->urbctrl); hid_free_buffers(dev, hid); hid_free_device(hid); @@ -2059,8 +2128,7 @@ static void hid_disconnect(struct usb_interface *intf) usb_free_urb(hid->urbin); usb_free_urb(hid->urbctrl); - if (hid->urbout) - usb_free_urb(hid->urbout); + usb_free_urb(hid->urbout); hid_free_buffers(hid->dev, hid); hid_free_device(hid); diff --git a/drivers/usb/input/hid-input.c b/drivers/usb/input/hid-input.c index 9a808a3b4d37..68e7ebb978a9 100644 --- a/drivers/usb/input/hid-input.c +++ b/drivers/usb/input/hid-input.c @@ -121,6 +121,12 @@ static struct hidinput_key_translation powerbook_numlock_keys[] = { { } }; +static struct hidinput_key_translation powerbook_iso_keyboard[] = { + { KEY_GRAVE, KEY_102ND }, + { KEY_102ND, KEY_GRAVE }, + { } +}; + static int usbhid_pb_fnmode = 1; module_param_named(pb_fnmode, usbhid_pb_fnmode, int, 0644); MODULE_PARM_DESC(pb_fnmode, @@ -195,6 +201,14 @@ static int hidinput_pb_event(struct hid_device *hid, struct input_dev *input, } } + if (hid->quirks & HID_QUIRK_POWERBOOK_ISO_KEYBOARD) { + trans = find_translation(powerbook_iso_keyboard, usage->code); + if (trans) { + input_event(input, usage->type, trans->to, value); + return 1; + } + } + return 0; } @@ -210,6 +224,9 @@ static void hidinput_pb_setup(struct input_dev *input) for (trans = powerbook_numlock_keys; trans->from; trans++) set_bit(trans->to, input->keybit); + + for (trans = powerbook_iso_keyboard; trans->from; trans++) + set_bit(trans->to, input->keybit); } #else static inline int hidinput_pb_event(struct hid_device *hid, struct input_dev *input, diff --git a/drivers/usb/input/hid.h b/drivers/usb/input/hid.h index 9b50effef758..2a9bf07944c0 100644 --- a/drivers/usb/input/hid.h +++ b/drivers/usb/input/hid.h @@ -260,6 +260,7 @@ struct hid_item { #define HID_QUIRK_POWERBOOK_HAS_FN 0x00001000 #define HID_QUIRK_POWERBOOK_FN_ON 0x00002000 #define HID_QUIRK_INVERT_HWHEEL 0x00004000 +#define HID_QUIRK_POWERBOOK_ISO_KEYBOARD 0x00008000 /* * This is the global environment of the parser. This information is @@ -384,6 +385,7 @@ struct hid_control_fifo { #define HID_IN_RUNNING 3 #define HID_RESET_PENDING 4 #define HID_SUSPENDED 5 +#define HID_CLEAR_HALT 6 struct hid_input { struct list_head list; diff --git a/drivers/usb/input/usbkbd.c b/drivers/usb/input/usbkbd.c index c73285cf8558..dac88640eab6 100644 --- a/drivers/usb/input/usbkbd.c +++ b/drivers/usb/input/usbkbd.c @@ -208,10 +208,8 @@ static int usb_kbd_alloc_mem(struct usb_device *dev, struct usb_kbd *kbd) static void usb_kbd_free_mem(struct usb_device *dev, struct usb_kbd *kbd) { - if (kbd->irq) - usb_free_urb(kbd->irq); - if (kbd->led) - usb_free_urb(kbd->led); + usb_free_urb(kbd->irq); + usb_free_urb(kbd->led); if (kbd->new) usb_buffer_free(dev, 8, kbd->new, kbd->new_dma); if (kbd->cr) @@ -236,9 +234,7 @@ static int usb_kbd_probe(struct usb_interface *iface, return -ENODEV; endpoint = &interface->endpoint[0].desc; - if (!(endpoint->bEndpointAddress & USB_DIR_IN)) - return -ENODEV; - if ((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) != USB_ENDPOINT_XFER_INT) + if (!usb_endpoint_is_int_in(endpoint)) return -ENODEV; pipe = usb_rcvintpipe(dev, endpoint->bEndpointAddress); diff --git a/drivers/usb/input/usbmouse.c b/drivers/usb/input/usbmouse.c index cbbbea332ed7..68a55642c082 100644 --- a/drivers/usb/input/usbmouse.c +++ b/drivers/usb/input/usbmouse.c @@ -126,9 +126,7 @@ static int usb_mouse_probe(struct usb_interface *intf, const struct usb_device_i return -ENODEV; endpoint = &interface->endpoint[0].desc; - if (!(endpoint->bEndpointAddress & USB_DIR_IN)) - return -ENODEV; - if ((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) != USB_ENDPOINT_XFER_INT) + if (!usb_endpoint_is_int_in(endpoint)) return -ENODEV; pipe = usb_rcvintpipe(dev, endpoint->bEndpointAddress); diff --git a/drivers/usb/input/usbtouchscreen.c b/drivers/usb/input/usbtouchscreen.c index f26c1cd1129f..49704d4ed0e2 100644 --- a/drivers/usb/input/usbtouchscreen.c +++ b/drivers/usb/input/usbtouchscreen.c @@ -8,6 +8,7 @@ * - PanJit TouchSet * - eTurboTouch * - Gunze AHL61 + * - DMC TSC-10/25 * * Copyright (C) 2004-2006 by Daniel Ritz <daniel.ritz@gmx.ch> * Copyright (C) by Todd E. Johnson (mtouchusb.c) @@ -30,6 +31,8 @@ * - ITM parts are from itmtouch.c * - 3M parts are from mtouchusb.c * - PanJit parts are from an unmerged driver by Lanslott Gish + * - DMC TSC 10/25 are from Holger Schurig, with ideas from an unmerged + * driver from Marius Vollmer * *****************************************************************************/ @@ -44,7 +47,7 @@ #include <linux/usb/input.h> -#define DRIVER_VERSION "v0.4" +#define DRIVER_VERSION "v0.5" #define DRIVER_AUTHOR "Daniel Ritz <daniel.ritz@gmx.ch>" #define DRIVER_DESC "USB Touchscreen Driver" @@ -103,6 +106,7 @@ enum { DEVTYPE_ITM, DEVTYPE_ETURBO, DEVTYPE_GUNZE, + DEVTYPE_DMC_TSC10, }; static struct usb_device_id usbtouch_devices[] = { @@ -139,6 +143,10 @@ static struct usb_device_id usbtouch_devices[] = { {USB_DEVICE(0x0637, 0x0001), .driver_info = DEVTYPE_GUNZE}, #endif +#ifdef CONFIG_USB_TOUCHSCREEN_DMC_TSC10 + {USB_DEVICE(0x0afa, 0x03e8), .driver_info = DEVTYPE_DMC_TSC10}, +#endif + {} }; @@ -256,10 +264,10 @@ static int itm_read_data(unsigned char *pkt, int *x, int *y, int *touch, int *pr { *x = ((pkt[0] & 0x1F) << 7) | (pkt[3] & 0x7F); *y = ((pkt[1] & 0x1F) << 7) | (pkt[4] & 0x7F); - *press = ((pkt[2] & 0x1F) << 7) | (pkt[5] & 0x7F); + *press = ((pkt[2] & 0x01) << 7) | (pkt[5] & 0x7F); *touch = ~pkt[7] & 0x20; - return 1; + return *touch; } #endif @@ -313,6 +321,80 @@ static int gunze_read_data(unsigned char *pkt, int *x, int *y, int *touch, int * #endif /***************************************************************************** + * DMC TSC-10/25 Part + * + * Documentation about the controller and it's protocol can be found at + * http://www.dmccoltd.com/files/controler/tsc10usb_pi_e.pdf + * http://www.dmccoltd.com/files/controler/tsc25_usb_e.pdf + */ +#ifdef CONFIG_USB_TOUCHSCREEN_DMC_TSC10 + +/* supported data rates. currently using 130 */ +#define TSC10_RATE_POINT 0x50 +#define TSC10_RATE_30 0x40 +#define TSC10_RATE_50 0x41 +#define TSC10_RATE_80 0x42 +#define TSC10_RATE_100 0x43 +#define TSC10_RATE_130 0x44 +#define TSC10_RATE_150 0x45 + +/* commands */ +#define TSC10_CMD_RESET 0x55 +#define TSC10_CMD_RATE 0x05 +#define TSC10_CMD_DATA1 0x01 + +static int dmc_tsc10_init(struct usbtouch_usb *usbtouch) +{ + struct usb_device *dev = usbtouch->udev; + int ret; + unsigned char buf[2]; + + /* reset */ + buf[0] = buf[1] = 0xFF; + ret = usb_control_msg(dev, usb_rcvctrlpipe (dev, 0), + TSC10_CMD_RESET, + USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE, + 0, 0, buf, 2, USB_CTRL_SET_TIMEOUT); + if (ret < 0) + return ret; + if (buf[0] != 0x06 || buf[1] != 0x00) + return -ENODEV; + + /* set coordinate output rate */ + buf[0] = buf[1] = 0xFF; + ret = usb_control_msg(dev, usb_rcvctrlpipe (dev, 0), + TSC10_CMD_RATE, + USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE, + TSC10_RATE_150, 0, buf, 2, USB_CTRL_SET_TIMEOUT); + if (ret < 0) + return ret; + if (buf[0] != 0x06 || buf[1] != 0x00) + return -ENODEV; + + /* start sending data */ + ret = usb_control_msg(dev, usb_rcvctrlpipe (dev, 0), + TSC10_CMD_DATA1, + USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE, + 0, 0, NULL, 0, USB_CTRL_SET_TIMEOUT); + if (ret < 0) + return ret; + + return 0; +} + + +static int dmc_tsc10_read_data(unsigned char *pkt, int *x, int *y, int *touch, int *press) +{ + *x = ((pkt[2] & 0x03) << 8) | pkt[1]; + *y = ((pkt[4] & 0x03) << 8) | pkt[3]; + *touch = pkt[0] & 0x01; + + return 1; +} +#endif + + +/***************************************************************************** * the different device descriptors */ static struct usbtouch_device_info usbtouch_dev_info[] = { @@ -389,6 +471,18 @@ static struct usbtouch_device_info usbtouch_dev_info[] = { .read_data = gunze_read_data, }, #endif + +#ifdef CONFIG_USB_TOUCHSCREEN_DMC_TSC10 + [DEVTYPE_DMC_TSC10] = { + .min_xc = 0x0, + .max_xc = 0x03ff, + .min_yc = 0x0, + .max_yc = 0x03ff, + .rept_size = 5, + .init = dmc_tsc10_init, + .read_data = dmc_tsc10_read_data, + }, +#endif }; @@ -640,7 +734,7 @@ static int usbtouch_probe(struct usb_interface *intf, type->max_press, 0, 0); usb_fill_int_urb(usbtouch->irq, usbtouch->udev, - usb_rcvintpipe(usbtouch->udev, 0x81), + usb_rcvintpipe(usbtouch->udev, endpoint->bEndpointAddress), usbtouch->data, type->rept_size, usbtouch_irq, usbtouch, endpoint->bInterval); diff --git a/drivers/usb/input/wacom.h b/drivers/usb/input/wacom.h index 7b3840e378a8..d85abfc5ab58 100644 --- a/drivers/usb/input/wacom.h +++ b/drivers/usb/input/wacom.h @@ -63,6 +63,7 @@ * v1.46 (pc) - Split wacom.c into wacom_sys.c and wacom_wac.c, * - where wacom_sys.c deals with system specific code, * - and wacom_wac.c deals with Wacom specific code + * - Support Intuos3 4x6 */ /* @@ -109,7 +110,6 @@ struct wacom_combo { }; extern int wacom_wac_irq(struct wacom_wac * wacom_wac, void * wcombo); -extern void wacom_sys_irq(struct urb *urb); extern void wacom_report_abs(void *wcombo, unsigned int abs_type, int abs_data); extern void wacom_report_rel(void *wcombo, unsigned int rel_type, int rel_data); extern void wacom_report_key(void *wcombo, unsigned int key_type, int key_data); @@ -118,6 +118,7 @@ extern void wacom_input_sync(void *wcombo); extern void wacom_init_input_dev(struct input_dev *input_dev, struct wacom_wac *wacom_wac); extern void input_dev_g4(struct input_dev *input_dev, struct wacom_wac *wacom_wac); extern void input_dev_g(struct input_dev *input_dev, struct wacom_wac *wacom_wac); +extern void input_dev_i3s(struct input_dev *input_dev, struct wacom_wac *wacom_wac); extern void input_dev_i3(struct input_dev *input_dev, struct wacom_wac *wacom_wac); extern void input_dev_i(struct input_dev *input_dev, struct wacom_wac *wacom_wac); extern void input_dev_pl(struct input_dev *input_dev, struct wacom_wac *wacom_wac); diff --git a/drivers/usb/input/wacom_sys.c b/drivers/usb/input/wacom_sys.c index d233c37bd533..e7cc20ab8155 100644 --- a/drivers/usb/input/wacom_sys.c +++ b/drivers/usb/input/wacom_sys.c @@ -42,7 +42,7 @@ static struct input_dev * get_input_dev(struct wacom_combo *wcombo) return wcombo->wacom->dev; } -void wacom_sys_irq(struct urb *urb) +static void wacom_sys_irq(struct urb *urb) { struct wacom *wacom = urb->context; struct wacom_combo wcombo; @@ -110,7 +110,7 @@ __u16 wacom_be16_to_cpu(unsigned char *data) __u16 wacom_le16_to_cpu(unsigned char *data) { __u16 value; - value = be16_to_cpu(*(__be16 *) data); + value = le16_to_cpu(*(__le16 *) data); return value; } @@ -143,7 +143,7 @@ void input_dev_g4(struct input_dev *input_dev, struct wacom_wac *wacom_wac) input_dev->evbit[0] |= BIT(EV_MSC); input_dev->mscbit[0] |= BIT(MSC_SERIAL); input_dev->keybit[LONG(BTN_DIGI)] |= BIT(BTN_TOOL_FINGER); - input_dev->keybit[LONG(BTN_LEFT)] |= BIT(BTN_0) | BIT(BTN_1) | BIT(BTN_2) | BIT(BTN_3) | BIT(BTN_4) | BIT(BTN_5) | BIT(BTN_6) | BIT(BTN_7); + input_dev->keybit[LONG(BTN_LEFT)] |= BIT(BTN_0) | BIT(BTN_4); } void input_dev_g(struct input_dev *input_dev, struct wacom_wac *wacom_wac) @@ -155,11 +155,16 @@ void input_dev_g(struct input_dev *input_dev, struct wacom_wac *wacom_wac) input_set_abs_params(input_dev, ABS_DISTANCE, 0, wacom_wac->features->distance_max, 0, 0); } -void input_dev_i3(struct input_dev *input_dev, struct wacom_wac *wacom_wac) +void input_dev_i3s(struct input_dev *input_dev, struct wacom_wac *wacom_wac) { input_dev->keybit[LONG(BTN_DIGI)] |= BIT(BTN_TOOL_FINGER); - input_dev->keybit[LONG(BTN_LEFT)] |= BIT(BTN_0) | BIT(BTN_1) | BIT(BTN_2) | BIT(BTN_3) | BIT(BTN_4) | BIT(BTN_5) | BIT(BTN_6) | BIT(BTN_7); + input_dev->keybit[LONG(BTN_LEFT)] |= BIT(BTN_0) | BIT(BTN_1) | BIT(BTN_2) | BIT(BTN_3); input_set_abs_params(input_dev, ABS_RX, 0, 4097, 0, 0); +} + +void input_dev_i3(struct input_dev *input_dev, struct wacom_wac *wacom_wac) +{ + input_dev->keybit[LONG(BTN_LEFT)] |= BIT(BTN_4) | BIT(BTN_5) | BIT(BTN_6) | BIT(BTN_7); input_set_abs_params(input_dev, ABS_RY, 0, 4097, 0, 0); } @@ -218,8 +223,7 @@ static int wacom_probe(struct usb_interface *intf, const struct usb_device_id *i strlcat(wacom->phys, "/input0", sizeof(wacom->phys)); wacom_wac->features = get_wacom_feature(id); - if (wacom_wac->features->pktlen > 10) - BUG(); + BUG_ON(wacom_wac->features->pktlen > 10); input_dev->name = wacom_wac->features->name; wacom->wacom_wac = wacom_wac; @@ -244,7 +248,7 @@ static int wacom_probe(struct usb_interface *intf, const struct usb_device_id *i usb_fill_int_urb(wacom->irq, dev, usb_rcvintpipe(dev, endpoint->bEndpointAddress), wacom_wac->data, wacom_wac->features->pktlen, - wacom_wac->features->irq, wacom, endpoint->bInterval); + wacom_sys_irq, wacom, endpoint->bInterval); wacom->irq->transfer_dma = wacom->data_dma; wacom->irq->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; @@ -278,8 +282,8 @@ static void wacom_disconnect(struct usb_interface *intf) input_unregister_device(wacom->dev); usb_free_urb(wacom->irq); usb_buffer_free(interface_to_usbdev(intf), 10, wacom->wacom_wac->data, wacom->data_dma); - kfree(wacom); kfree(wacom->wacom_wac); + kfree(wacom); } } diff --git a/drivers/usb/input/wacom_wac.c b/drivers/usb/input/wacom_wac.c index aa31d22d4f05..92726fe89379 100644 --- a/drivers/usb/input/wacom_wac.c +++ b/drivers/usb/input/wacom_wac.c @@ -191,9 +191,9 @@ static int wacom_graphire_irq(struct wacom_wac *wacom, void *wcombo) wacom_report_key(wcombo, BTN_LEFT, data[1] & 0x01); wacom_report_key(wcombo, BTN_RIGHT, data[1] & 0x02); if (wacom->features->type == WACOM_G4) - wacom_report_abs(wcombo, ABS_DISTANCE, data[6]); + wacom_report_abs(wcombo, ABS_DISTANCE, data[6] & 0x3f); else - wacom_report_abs(wcombo, ABS_DISTANCE, data[7]); + wacom_report_abs(wcombo, ABS_DISTANCE, data[7] & 0x3f); break; } } @@ -303,8 +303,9 @@ static int wacom_intuos_inout(struct wacom_wac *wacom, void *wcombo) wacom->tool[idx] = BTN_TOOL_PEN; } /* only large I3 support Lens Cursor */ - if(!((wacom->tool[idx] == BTN_TOOL_LENS) && - (wacom->features->type == INTUOS3))) { + if(!((wacom->tool[idx] == BTN_TOOL_LENS) + && ((wacom->features->type == INTUOS3) + || (wacom->features->type == INTUOS3S)))) { wacom_report_abs(wcombo, ABS_MISC, wacom->id[idx]); /* report tool id */ wacom_report_key(wcombo, wacom->tool[idx], 1); wacom_input_event(wcombo, EV_MSC, MSC_SERIAL, wacom->serial[idx]); @@ -315,10 +316,14 @@ static int wacom_intuos_inout(struct wacom_wac *wacom, void *wcombo) /* Exit report */ if ((data[1] & 0xfe) == 0x80) { - wacom_report_key(wcombo, wacom->tool[idx], 0); - wacom_report_abs(wcombo, ABS_MISC, 0); /* reset tool id */ - wacom_input_event(wcombo, EV_MSC, MSC_SERIAL, wacom->serial[idx]); - return 2; + if(!((wacom->tool[idx] == BTN_TOOL_LENS) + && ((wacom->features->type == INTUOS3) + || (wacom->features->type == INTUOS3S)))) { + wacom_report_key(wcombo, wacom->tool[idx], 0); + wacom_report_abs(wcombo, ABS_MISC, 0); /* reset tool id */ + wacom_input_event(wcombo, EV_MSC, MSC_SERIAL, wacom->serial[idx]); + return 2; + } } return 0; } @@ -382,7 +387,8 @@ static int wacom_intuos_irq(struct wacom_wac *wacom, void *wcombo) wacom_report_abs(wcombo, ABS_RX, ((data[1] & 0x1f) << 8) | data[2]); wacom_report_abs(wcombo, ABS_RY, ((data[3] & 0x1f) << 8) | data[4]); - if((data[5] & 0x0f) | (data[6] & 0x0f) | (data[1] & 0x1f) | data[2]) + if((data[5] & 0x0f) | (data[6] & 0x0f) | (data[1] & 0x1f) | + data[2] | (data[3] & 0x1f) | data[4]) wacom_report_key(wcombo, wacom->tool[1], 1); else wacom_report_key(wcombo, wacom->tool[1], 0); @@ -432,7 +438,7 @@ static int wacom_intuos_irq(struct wacom_wac *wacom, void *wcombo) ((t - 1) / 2) : -t / 2); } - } else if (!(data[1] & 0x10) && wacom->features->type < INTUOS3) { + } else if (!(data[1] & 0x10) && wacom->features->type < INTUOS3S) { /* 4D mouse packet */ wacom_report_key(wcombo, BTN_LEFT, data[8] & 0x01); wacom_report_key(wcombo, BTN_MIDDLE, data[8] & 0x02); @@ -452,12 +458,12 @@ static int wacom_intuos_irq(struct wacom_wac *wacom, void *wcombo) - ((data[8] & 0x02) >> 1)); /* I3 2D mouse side buttons */ - if (wacom->features->type == INTUOS3) { + if (wacom->features->type >= INTUOS3S && wacom->features->type <= INTUOS3L) { wacom_report_key(wcombo, BTN_SIDE, data[8] & 0x40); wacom_report_key(wcombo, BTN_EXTRA, data[8] & 0x20); } - } else if (wacom->features->type < INTUOS3) { + } else if (wacom->features->type < INTUOS3S || wacom->features->type == INTUOS3L) { /* Lens cursor packets */ wacom_report_key(wcombo, BTN_LEFT, data[8] & 0x01); wacom_report_key(wcombo, BTN_MIDDLE, data[8] & 0x02); @@ -490,6 +496,7 @@ int wacom_wac_irq(struct wacom_wac *wacom_wac, void *wcombo) return (wacom_ptu_irq(wacom_wac, wcombo)); break; case INTUOS: + case INTUOS3S: case INTUOS3: case INTUOS3L: case CINTIQ: @@ -515,6 +522,8 @@ void wacom_init_input_dev(struct input_dev *input_dev, struct wacom_wac *wacom_w case CINTIQ: input_dev_i3(input_dev, wacom_wac); /* fall through */ + case INTUOS3S: + input_dev_i3s(input_dev, wacom_wac); case INTUOS: input_dev_i(input_dev, wacom_wac); break; @@ -530,49 +539,50 @@ void wacom_init_input_dev(struct input_dev *input_dev, struct wacom_wac *wacom_w } static struct wacom_features wacom_features[] = { - { "Wacom Penpartner", 7, 5040, 3780, 255, 32, PENPARTNER, wacom_sys_irq }, - { "Wacom Graphire", 8, 10206, 7422, 511, 32, GRAPHIRE, wacom_sys_irq }, - { "Wacom Graphire2 4x5", 8, 10206, 7422, 511, 32, GRAPHIRE, wacom_sys_irq }, - { "Wacom Graphire2 5x7", 8, 13918, 10206, 511, 32, GRAPHIRE, wacom_sys_irq }, - { "Wacom Graphire3", 8, 10208, 7424, 511, 32, GRAPHIRE, wacom_sys_irq }, - { "Wacom Graphire3 6x8", 8, 16704, 12064, 511, 32, GRAPHIRE, wacom_sys_irq }, - { "Wacom Graphire4 4x5", 8, 10208, 7424, 511, 32, WACOM_G4, wacom_sys_irq }, - { "Wacom Graphire4 6x8", 8, 16704, 12064, 511, 32, WACOM_G4, wacom_sys_irq }, - { "Wacom Volito", 8, 5104, 3712, 511, 32, GRAPHIRE, wacom_sys_irq }, - { "Wacom PenStation2", 8, 3250, 2320, 255, 32, GRAPHIRE, wacom_sys_irq }, - { "Wacom Volito2 4x5", 8, 5104, 3712, 511, 32, GRAPHIRE, wacom_sys_irq }, - { "Wacom Volito2 2x3", 8, 3248, 2320, 511, 32, GRAPHIRE, wacom_sys_irq }, - { "Wacom PenPartner2", 8, 3250, 2320, 255, 32, GRAPHIRE, wacom_sys_irq }, - { "Wacom Intuos 4x5", 10, 12700, 10600, 1023, 15, INTUOS, wacom_sys_irq}, - { "Wacom Intuos 6x8", 10, 20320, 16240, 1023, 15, INTUOS, wacom_sys_irq }, - { "Wacom Intuos 9x12", 10, 30480, 24060, 1023, 15, INTUOS, wacom_sys_irq }, - { "Wacom Intuos 12x12", 10, 30480, 31680, 1023, 15, INTUOS, wacom_sys_irq }, - { "Wacom Intuos 12x18", 10, 45720, 31680, 1023, 15, INTUOS, wacom_sys_irq}, - { "Wacom PL400", 8, 5408, 4056, 255, 32, PL, wacom_sys_irq }, - { "Wacom PL500", 8, 6144, 4608, 255, 32, PL, wacom_sys_irq }, - { "Wacom PL600", 8, 6126, 4604, 255, 32, PL, wacom_sys_irq }, - { "Wacom PL600SX", 8, 6260, 5016, 255, 32, PL, wacom_sys_irq }, - { "Wacom PL550", 8, 6144, 4608, 511, 32, PL, wacom_sys_irq }, - { "Wacom PL800", 8, 7220, 5780, 511, 32, PL, wacom_sys_irq }, - { "Wacom PL700", 8, 6758, 5406, 511, 32, PL, wacom_sys_irq }, - { "Wacom PL510", 8, 6282, 4762, 511, 32, PL, wacom_sys_irq }, - { "Wacom DTU710", 8, 34080, 27660, 511, 32, PL, wacom_sys_irq }, - { "Wacom DTF521", 8, 6282, 4762, 511, 32, PL, wacom_sys_irq }, - { "Wacom DTF720", 8, 6858, 5506, 511, 32, PL, wacom_sys_irq }, - { "Wacom Cintiq Partner",8, 20480, 15360, 511, 32, PTU, wacom_sys_irq }, - { "Wacom Intuos2 4x5", 10, 12700, 10600, 1023, 15, INTUOS, wacom_sys_irq }, - { "Wacom Intuos2 6x8", 10, 20320, 16240, 1023, 15, INTUOS, wacom_sys_irq }, - { "Wacom Intuos2 9x12", 10, 30480, 24060, 1023, 15, INTUOS, wacom_sys_irq }, - { "Wacom Intuos2 12x12", 10, 30480, 31680, 1023, 15, INTUOS, wacom_sys_irq }, - { "Wacom Intuos2 12x18", 10, 45720, 31680, 1023, 15, INTUOS, wacom_sys_irq }, - { "Wacom Intuos3 4x5", 10, 25400, 20320, 1023, 15, INTUOS3, wacom_sys_irq }, - { "Wacom Intuos3 6x8", 10, 40640, 30480, 1023, 15, INTUOS3, wacom_sys_irq }, - { "Wacom Intuos3 9x12", 10, 60960, 45720, 1023, 15, INTUOS3, wacom_sys_irq }, - { "Wacom Intuos3 12x12", 10, 60960, 60960, 1023, 15, INTUOS3L, wacom_sys_irq }, - { "Wacom Intuos3 12x19", 10, 97536, 60960, 1023, 15, INTUOS3L, wacom_sys_irq }, - { "Wacom Intuos3 6x11", 10, 54204, 31750, 1023, 15, INTUOS3, wacom_sys_irq }, - { "Wacom Cintiq 21UX", 10, 87200, 65600, 1023, 15, CINTIQ, wacom_sys_irq }, - { "Wacom Intuos2 6x8", 10, 20320, 16240, 1023, 15, INTUOS, wacom_sys_irq }, + { "Wacom Penpartner", 7, 5040, 3780, 255, 0, PENPARTNER }, + { "Wacom Graphire", 8, 10206, 7422, 511, 63, GRAPHIRE }, + { "Wacom Graphire2 4x5", 8, 10206, 7422, 511, 63, GRAPHIRE }, + { "Wacom Graphire2 5x7", 8, 13918, 10206, 511, 63, GRAPHIRE }, + { "Wacom Graphire3", 8, 10208, 7424, 511, 63, GRAPHIRE }, + { "Wacom Graphire3 6x8", 8, 16704, 12064, 511, 63, GRAPHIRE }, + { "Wacom Graphire4 4x5", 8, 10208, 7424, 511, 63, WACOM_G4 }, + { "Wacom Graphire4 6x8", 8, 16704, 12064, 511, 63, WACOM_G4 }, + { "Wacom Volito", 8, 5104, 3712, 511, 0, GRAPHIRE }, + { "Wacom PenStation2", 8, 3250, 2320, 255, 0, GRAPHIRE }, + { "Wacom Volito2 4x5", 8, 5104, 3712, 511, 0, GRAPHIRE }, + { "Wacom Volito2 2x3", 8, 3248, 2320, 511, 0, GRAPHIRE }, + { "Wacom PenPartner2", 8, 3250, 2320, 255, 0, GRAPHIRE }, + { "Wacom Intuos 4x5", 10, 12700, 10600, 1023, 63, INTUOS }, + { "Wacom Intuos 6x8", 10, 20320, 16240, 1023, 63, INTUOS }, + { "Wacom Intuos 9x12", 10, 30480, 24060, 1023, 63, INTUOS }, + { "Wacom Intuos 12x12", 10, 30480, 31680, 1023, 63, INTUOS }, + { "Wacom Intuos 12x18", 10, 45720, 31680, 1023, 63, INTUOS }, + { "Wacom PL400", 8, 5408, 4056, 255, 0, PL }, + { "Wacom PL500", 8, 6144, 4608, 255, 0, PL }, + { "Wacom PL600", 8, 6126, 4604, 255, 0, PL }, + { "Wacom PL600SX", 8, 6260, 5016, 255, 0, PL }, + { "Wacom PL550", 8, 6144, 4608, 511, 0, PL }, + { "Wacom PL800", 8, 7220, 5780, 511, 0, PL }, + { "Wacom PL700", 8, 6758, 5406, 511, 0, PL }, + { "Wacom PL510", 8, 6282, 4762, 511, 0, PL }, + { "Wacom DTU710", 8, 34080, 27660, 511, 0, PL }, + { "Wacom DTF521", 8, 6282, 4762, 511, 0, PL }, + { "Wacom DTF720", 8, 6858, 5506, 511, 0, PL }, + { "Wacom Cintiq Partner",8, 20480, 15360, 511, 0, PTU }, + { "Wacom Intuos2 4x5", 10, 12700, 10600, 1023, 63, INTUOS }, + { "Wacom Intuos2 6x8", 10, 20320, 16240, 1023, 63, INTUOS }, + { "Wacom Intuos2 9x12", 10, 30480, 24060, 1023, 63, INTUOS }, + { "Wacom Intuos2 12x12", 10, 30480, 31680, 1023, 63, INTUOS }, + { "Wacom Intuos2 12x18", 10, 45720, 31680, 1023, 63, INTUOS }, + { "Wacom Intuos3 4x5", 10, 25400, 20320, 1023, 63, INTUOS3S }, + { "Wacom Intuos3 6x8", 10, 40640, 30480, 1023, 63, INTUOS3 }, + { "Wacom Intuos3 9x12", 10, 60960, 45720, 1023, 63, INTUOS3 }, + { "Wacom Intuos3 12x12", 10, 60960, 60960, 1023, 63, INTUOS3L }, + { "Wacom Intuos3 12x19", 10, 97536, 60960, 1023, 63, INTUOS3L }, + { "Wacom Intuos3 6x11", 10, 54204, 31750, 1023, 63, INTUOS3 }, + { "Wacom Intuos3 4x6", 10, 31496, 19685, 1023, 15, INTUOS3S }, + { "Wacom Cintiq 21UX", 10, 87200, 65600, 1023, 63, CINTIQ }, + { "Wacom Intuos2 6x8", 10, 20320, 16240, 1023, 63, INTUOS }, { } }; @@ -618,6 +628,7 @@ static struct usb_device_id wacom_ids[] = { { USB_DEVICE(USB_VENDOR_ID_WACOM, 0xB3) }, { USB_DEVICE(USB_VENDOR_ID_WACOM, 0xB4) }, { USB_DEVICE(USB_VENDOR_ID_WACOM, 0xB5) }, + { USB_DEVICE(USB_VENDOR_ID_WACOM, 0xB7) }, { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x3F) }, { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x47) }, { } diff --git a/drivers/usb/input/wacom_wac.h b/drivers/usb/input/wacom_wac.h index ceae7bf59d9f..a1d9ce007970 100644 --- a/drivers/usb/input/wacom_wac.h +++ b/drivers/usb/input/wacom_wac.h @@ -20,6 +20,7 @@ enum { PTU, PL, INTUOS, + INTUOS3S, INTUOS3, INTUOS3L, CINTIQ, @@ -34,7 +35,6 @@ struct wacom_features { int pressure_max; int distance_max; int type; - usb_complete_t irq; }; struct wacom_wac { diff --git a/drivers/usb/input/xpad.c b/drivers/usb/input/xpad.c index cebb6c463bfb..df97e5c803f9 100644 --- a/drivers/usb/input/xpad.c +++ b/drivers/usb/input/xpad.c @@ -1,8 +1,13 @@ /* - * X-Box gamepad - v0.0.5 + * X-Box gamepad - v0.0.6 * * Copyright (c) 2002 Marko Friedemann <mfr@bmx-chemnitz.de> - * + * 2004 Oliver Schwartz <Oliver.Schwartz@gmx.de>, + * Steven Toth <steve@toth.demon.co.uk>, + * Franz Lehner <franz@caos.at>, + * Ivan Hawkes <blackhawk@ivanhawkes.com> + * 2005 Dominic Cerquetti <binary1230@yahoo.com> + * 2006 Adam Buchbinder <adam.buchbinder@gmail.com> * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License as @@ -28,11 +33,13 @@ * - ITO Takayuki for providing essential xpad information on his website * - Vojtech Pavlik - iforce driver / input subsystem * - Greg Kroah-Hartman - usb-skeleton driver + * - XBOX Linux project - extra USB id's * * TODO: - * - fine tune axes + * - fine tune axes (especially trigger axes) * - fix "analog" buttons (reported as digital now) * - get rumble working + * - need USB IDs for other dance pads * * History: * @@ -52,30 +59,79 @@ * - fixed d-pad to axes mapping * * 2002-07-17 - 0.0.5 : simplified d-pad handling + * + * 2004-10-02 - 0.0.6 : DDR pad support + * - borrowed from the XBOX linux kernel + * - USB id's for commonly used dance pads are present + * - dance pads will map D-PAD to buttons, not axes + * - pass the module paramater 'dpad_to_buttons' to force + * the D-PAD to map to buttons if your pad is not detected */ #include <linux/kernel.h> #include <linux/init.h> #include <linux/slab.h> +#include <linux/stat.h> #include <linux/module.h> +#include <linux/moduleparam.h> #include <linux/smp_lock.h> #include <linux/usb/input.h> -#define DRIVER_VERSION "v0.0.5" +#define DRIVER_VERSION "v0.0.6" #define DRIVER_AUTHOR "Marko Friedemann <mfr@bmx-chemnitz.de>" #define DRIVER_DESC "X-Box pad driver" #define XPAD_PKT_LEN 32 +/* xbox d-pads should map to buttons, as is required for DDR pads + but we map them to axes when possible to simplify things */ +#define MAP_DPAD_TO_BUTTONS 0 +#define MAP_DPAD_TO_AXES 1 +#define MAP_DPAD_UNKNOWN -1 + +static int dpad_to_buttons; +module_param(dpad_to_buttons, bool, S_IRUGO); +MODULE_PARM_DESC(dpad_to_buttons, "Map D-PAD to buttons rather than axes for unknown pads"); + static const struct xpad_device { u16 idVendor; u16 idProduct; char *name; + u8 dpad_mapping; } xpad_device[] = { - { 0x045e, 0x0202, "Microsoft X-Box pad (US)" }, - { 0x045e, 0x0285, "Microsoft X-Box pad (Japan)" }, - { 0x05fd, 0x107a, "InterAct 'PowerPad Pro' X-Box pad (Germany)" }, - { 0x0000, 0x0000, "X-Box pad" } + { 0x045e, 0x0202, "Microsoft X-Box pad v1 (US)", MAP_DPAD_TO_AXES }, + { 0x045e, 0x0289, "Microsoft X-Box pad v2 (US)", MAP_DPAD_TO_AXES }, + { 0x045e, 0x0285, "Microsoft X-Box pad (Japan)", MAP_DPAD_TO_AXES }, + { 0x045e, 0x0287, "Microsoft Xbox Controller S", MAP_DPAD_TO_AXES }, + { 0x0c12, 0x8809, "RedOctane Xbox Dance Pad", MAP_DPAD_TO_BUTTONS }, + { 0x044f, 0x0f07, "Thrustmaster, Inc. Controller", MAP_DPAD_TO_AXES }, + { 0x046d, 0xca84, "Logitech Xbox Cordless Controller", MAP_DPAD_TO_AXES }, + { 0x046d, 0xca88, "Logitech Compact Controller for Xbox", MAP_DPAD_TO_AXES }, + { 0x05fd, 0x1007, "Mad Catz Controller (unverified)", MAP_DPAD_TO_AXES }, + { 0x05fd, 0x107a, "InterAct 'PowerPad Pro' X-Box pad (Germany)", MAP_DPAD_TO_AXES }, + { 0x0738, 0x4516, "Mad Catz Control Pad", MAP_DPAD_TO_AXES }, + { 0x0738, 0x4522, "Mad Catz LumiCON", MAP_DPAD_TO_AXES }, + { 0x0738, 0x4526, "Mad Catz Control Pad Pro", MAP_DPAD_TO_AXES }, + { 0x0738, 0x4536, "Mad Catz MicroCON", MAP_DPAD_TO_AXES }, + { 0x0738, 0x4540, "Mad Catz Beat Pad", MAP_DPAD_TO_BUTTONS }, + { 0x0738, 0x4556, "Mad Catz Lynx Wireless Controller", MAP_DPAD_TO_AXES }, + { 0x0738, 0x6040, "Mad Catz Beat Pad Pro", MAP_DPAD_TO_BUTTONS }, + { 0x0c12, 0x8802, "Zeroplus Xbox Controller", MAP_DPAD_TO_AXES }, + { 0x0c12, 0x8810, "Zeroplus Xbox Controller", MAP_DPAD_TO_AXES }, + { 0x0c12, 0x9902, "HAMA VibraX - *FAULTY HARDWARE*", MAP_DPAD_TO_AXES }, + { 0x0e4c, 0x1097, "Radica Gamester Controller", MAP_DPAD_TO_AXES }, + { 0x0e4c, 0x2390, "Radica Games Jtech Controller", MAP_DPAD_TO_AXES}, + { 0x0e6f, 0x0003, "Logic3 Freebird wireless Controller", MAP_DPAD_TO_AXES }, + { 0x0e6f, 0x0005, "Eclipse wireless Controller", MAP_DPAD_TO_AXES }, + { 0x0e6f, 0x0006, "Edge wireless Controller", MAP_DPAD_TO_AXES }, + { 0x0e8f, 0x0201, "SmartJoy Frag Xpad/PS2 adaptor", MAP_DPAD_TO_AXES }, + { 0x0f30, 0x0202, "Joytech Advanced Controller", MAP_DPAD_TO_AXES }, + { 0x0f30, 0x8888, "BigBen XBMiniPad Controller", MAP_DPAD_TO_AXES }, + { 0x102c, 0xff0c, "Joytech Wireless Advanced Controller", MAP_DPAD_TO_AXES }, + { 0x12ab, 0x8809, "Xbox DDR dancepad", MAP_DPAD_TO_BUTTONS }, + { 0x1430, 0x8888, "TX6500+ Dance Pad (first generation)", MAP_DPAD_TO_BUTTONS }, + { 0xffff, 0xffff, "Chinese-made Xbox Controller", MAP_DPAD_TO_AXES }, + { 0x0000, 0x0000, "Generic X-Box pad", MAP_DPAD_UNKNOWN } }; static const signed short xpad_btn[] = { @@ -84,11 +140,23 @@ static const signed short xpad_btn[] = { -1 /* terminating entry */ }; +/* only used if MAP_DPAD_TO_BUTTONS */ +static const signed short xpad_btn_pad[] = { + BTN_LEFT, BTN_RIGHT, /* d-pad left, right */ + BTN_0, BTN_1, /* d-pad up, down (XXX names??) */ + -1 /* terminating entry */ +}; + static const signed short xpad_abs[] = { ABS_X, ABS_Y, /* left stick */ ABS_RX, ABS_RY, /* right stick */ ABS_Z, ABS_RZ, /* triggers left/right */ - ABS_HAT0X, ABS_HAT0Y, /* digital pad */ + -1 /* terminating entry */ +}; + +/* only used if MAP_DPAD_TO_AXES */ +static const signed short xpad_abs_pad[] = { + ABS_HAT0X, ABS_HAT0Y, /* d-pad axes */ -1 /* terminating entry */ }; @@ -100,14 +168,16 @@ static struct usb_device_id xpad_table [] = { MODULE_DEVICE_TABLE (usb, xpad_table); struct usb_xpad { - struct input_dev *dev; /* input device interface */ - struct usb_device *udev; /* usb device */ + struct input_dev *dev; /* input device interface */ + struct usb_device *udev; /* usb device */ - struct urb *irq_in; /* urb for interrupt in report */ - unsigned char *idata; /* input data */ + struct urb *irq_in; /* urb for interrupt in report */ + unsigned char *idata; /* input data */ dma_addr_t idata_dma; - char phys[65]; /* physical device path */ + char phys[65]; /* physical device path */ + + int dpad_mapping; /* map d-pad to buttons or to axes */ }; /* @@ -137,14 +207,21 @@ static void xpad_process_packet(struct usb_xpad *xpad, u16 cmd, unsigned char *d input_report_abs(dev, ABS_RZ, data[11]); /* digital pad */ - input_report_abs(dev, ABS_HAT0X, !!(data[2] & 0x08) - !!(data[2] & 0x04)); - input_report_abs(dev, ABS_HAT0Y, !!(data[2] & 0x02) - !!(data[2] & 0x01)); + if (xpad->dpad_mapping == MAP_DPAD_TO_AXES) { + input_report_abs(dev, ABS_HAT0X, !!(data[2] & 0x08) - !!(data[2] & 0x04)); + input_report_abs(dev, ABS_HAT0Y, !!(data[2] & 0x02) - !!(data[2] & 0x01)); + } else /* xpad->dpad_mapping == MAP_DPAD_TO_BUTTONS */ { + input_report_key(dev, BTN_LEFT, data[2] & 0x04); + input_report_key(dev, BTN_RIGHT, data[2] & 0x08); + input_report_key(dev, BTN_0, data[2] & 0x01); // up + input_report_key(dev, BTN_1, data[2] & 0x02); // down + } /* start/back buttons and stick press left/right */ - input_report_key(dev, BTN_START, (data[2] & 0x10) >> 4); - input_report_key(dev, BTN_BACK, (data[2] & 0x20) >> 5); - input_report_key(dev, BTN_THUMBL, (data[2] & 0x40) >> 6); - input_report_key(dev, BTN_THUMBR, data[2] >> 7); + input_report_key(dev, BTN_START, data[2] & 0x10); + input_report_key(dev, BTN_BACK, data[2] & 0x20); + input_report_key(dev, BTN_THUMBL, data[2] & 0x40); + input_report_key(dev, BTN_THUMBR, data[2] & 0x80); /* "analog" buttons A, B, X, Y */ input_report_key(dev, BTN_A, data[4]); @@ -206,6 +283,28 @@ static void xpad_close (struct input_dev *dev) usb_kill_urb(xpad->irq_in); } +static void xpad_set_up_abs(struct input_dev *input_dev, signed short abs) +{ + set_bit(abs, input_dev->absbit); + + switch (abs) { + case ABS_X: + case ABS_Y: + case ABS_RX: + case ABS_RY: /* the two sticks */ + input_set_abs_params(input_dev, abs, -32768, 32767, 16, 128); + break; + case ABS_Z: + case ABS_RZ: /* the triggers */ + input_set_abs_params(input_dev, abs, 0, 255, 0, 0); + break; + case ABS_HAT0X: + case ABS_HAT0Y: /* the d-pad (only if MAP_DPAD_TO_AXES) */ + input_set_abs_params(input_dev, abs, -1, 1, 0, 0); + break; + } +} + static int xpad_probe(struct usb_interface *intf, const struct usb_device_id *id) { struct usb_device *udev = interface_to_usbdev (intf); @@ -235,6 +334,9 @@ static int xpad_probe(struct usb_interface *intf, const struct usb_device_id *id goto fail2; xpad->udev = udev; + xpad->dpad_mapping = xpad_device[i].dpad_mapping; + if (xpad->dpad_mapping == MAP_DPAD_UNKNOWN) + xpad->dpad_mapping = dpad_to_buttons; xpad->dev = input_dev; usb_make_path(udev, xpad->phys, sizeof(xpad->phys)); strlcat(xpad->phys, "/input0", sizeof(xpad->phys)); @@ -249,32 +351,19 @@ static int xpad_probe(struct usb_interface *intf, const struct usb_device_id *id input_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_ABS); + /* set up buttons */ for (i = 0; xpad_btn[i] >= 0; i++) set_bit(xpad_btn[i], input_dev->keybit); + if (xpad->dpad_mapping == MAP_DPAD_TO_BUTTONS) + for (i = 0; xpad_btn_pad[i] >= 0; i++) + set_bit(xpad_btn_pad[i], input_dev->keybit); - for (i = 0; xpad_abs[i] >= 0; i++) { - - signed short t = xpad_abs[i]; - - set_bit(t, input_dev->absbit); - - switch (t) { - case ABS_X: - case ABS_Y: - case ABS_RX: - case ABS_RY: /* the two sticks */ - input_set_abs_params(input_dev, t, -32768, 32767, 16, 128); - break; - case ABS_Z: - case ABS_RZ: /* the triggers */ - input_set_abs_params(input_dev, t, 0, 255, 0, 0); - break; - case ABS_HAT0X: - case ABS_HAT0Y: /* the d-pad */ - input_set_abs_params(input_dev, t, -1, 1, 0, 0); - break; - } - } + /* set up axes */ + for (i = 0; xpad_abs[i] >= 0; i++) + xpad_set_up_abs(input_dev, xpad_abs[i]); + if (xpad->dpad_mapping == MAP_DPAD_TO_AXES) + for (i = 0; xpad_abs_pad[i] >= 0; i++) + xpad_set_up_abs(input_dev, xpad_abs_pad[i]); ep_irq_in = &intf->cur_altsetting->endpoint[0].desc; usb_fill_int_urb(xpad->irq_in, udev, @@ -305,7 +394,8 @@ static void xpad_disconnect(struct usb_interface *intf) usb_kill_urb(xpad->irq_in); input_unregister_device(xpad->dev); usb_free_urb(xpad->irq_in); - usb_buffer_free(interface_to_usbdev(intf), XPAD_PKT_LEN, xpad->idata, xpad->idata_dma); + usb_buffer_free(interface_to_usbdev(intf), XPAD_PKT_LEN, + xpad->idata, xpad->idata_dma); kfree(xpad); } } diff --git a/drivers/usb/input/yealink.c b/drivers/usb/input/yealink.c index 905bf6398257..2268ca311ade 100644 --- a/drivers/usb/input/yealink.c +++ b/drivers/usb/input/yealink.c @@ -859,10 +859,8 @@ static int usb_probe(struct usb_interface *intf, const struct usb_device_id *id) interface = intf->cur_altsetting; endpoint = &interface->endpoint[0].desc; - if (!(endpoint->bEndpointAddress & USB_DIR_IN)) - return -EIO; - if ((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) != USB_ENDPOINT_XFER_INT) - return -EIO; + if (!usb_endpoint_is_int_in(endpoint)) + return -ENODEV; yld = kzalloc(sizeof(struct yealink_dev), GFP_KERNEL); if (!yld) diff --git a/drivers/usb/misc/Kconfig b/drivers/usb/misc/Kconfig index c29658f69e2a..a74bf8617e7f 100644 --- a/drivers/usb/misc/Kconfig +++ b/drivers/usb/misc/Kconfig @@ -223,6 +223,16 @@ config USB_LD To compile this driver as a module, choose M here: the module will be called ldusb. +config USB_TRANCEVIBRATOR + tristate "PlayStation 2 Trance Vibrator driver support" + depends on USB + help + Say Y here if you want to connect a PlayStation 2 Trance Vibrator + device to your computer's USB port. + + To compile this driver as a module, choose M here: the + module will be called trancevibrator. + config USB_TEST tristate "USB testing driver (DEVELOPMENT)" depends on USB && USB_DEVICEFS && EXPERIMENTAL diff --git a/drivers/usb/misc/Makefile b/drivers/usb/misc/Makefile index 2be70fa259bf..2cba07d31971 100644 --- a/drivers/usb/misc/Makefile +++ b/drivers/usb/misc/Makefile @@ -4,6 +4,7 @@ # obj-$(CONFIG_USB_ADUTUX) += adutux.o +obj-$(CONFIG_USB_APPLEDISPLAY) += appledisplay.o obj-$(CONFIG_USB_AUERSWALD) += auerswald.o obj-$(CONFIG_USB_CYPRESS_CY7C63)+= cypress_cy7c63.o obj-$(CONFIG_USB_CYTHERM) += cytherm.o @@ -21,6 +22,7 @@ obj-$(CONFIG_USB_PHIDGETMOTORCONTROL) += phidgetmotorcontrol.o obj-$(CONFIG_USB_PHIDGETSERVO) += phidgetservo.o obj-$(CONFIG_USB_RIO500) += rio500.o obj-$(CONFIG_USB_TEST) += usbtest.o +obj-$(CONFIG_USB_TRANCEVIBRATOR) += trancevibrator.o obj-$(CONFIG_USB_USS720) += uss720.o obj-$(CONFIG_USB_SISUSBVGA) += sisusbvga/ diff --git a/drivers/usb/misc/adutux.c b/drivers/usb/misc/adutux.c index aecd633fe9f6..af2934e016a7 100644 --- a/drivers/usb/misc/adutux.c +++ b/drivers/usb/misc/adutux.c @@ -370,7 +370,8 @@ static int adu_release(struct inode *inode, struct file *file) retval = adu_release_internal(dev); exit: - up(&dev->sem); + if (dev) + up(&dev->sem); dbg(2," %s : leave, return value %d", __FUNCTION__, retval); return retval; } diff --git a/drivers/usb/misc/appledisplay.c b/drivers/usb/misc/appledisplay.c index 6b23a1def9fe..ba30ca6a14aa 100644 --- a/drivers/usb/misc/appledisplay.c +++ b/drivers/usb/misc/appledisplay.c @@ -216,10 +216,7 @@ static int appledisplay_probe(struct usb_interface *iface, iface_desc = iface->cur_altsetting; for (i = 0; i < iface_desc->desc.bNumEndpoints; i++) { endpoint = &iface_desc->endpoint[i].desc; - if (!int_in_endpointAddr && - (endpoint->bEndpointAddress & USB_DIR_IN) && - ((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) == - USB_ENDPOINT_XFER_INT)) { + if (!int_in_endpointAddr && usb_endpoint_is_int_in(endpoint)) { /* we found an interrupt in endpoint */ int_in_endpointAddr = endpoint->bEndpointAddress; break; diff --git a/drivers/usb/misc/auerswald.c b/drivers/usb/misc/auerswald.c index 0be9d62d62ae..c703f73e1655 100644 --- a/drivers/usb/misc/auerswald.c +++ b/drivers/usb/misc/auerswald.c @@ -704,9 +704,7 @@ static void auerbuf_free (pauerbuf_t bp) { kfree(bp->bufp); kfree(bp->dr); - if (bp->urbp) { - usb_free_urb(bp->urbp); - } + usb_free_urb(bp->urbp); kfree(bp); } @@ -780,7 +778,7 @@ static int auerbuf_setup (pauerbufctl_t bcp, unsigned int numElements, unsigned bl_fail:/* not enough memory. Free allocated elements */ dbg ("auerbuf_setup: no more memory"); - kfree(bep); + auerbuf_free(bep); auerbuf_free_buffers (bcp); return -ENOMEM; } @@ -1155,8 +1153,7 @@ static void auerswald_int_release (pauerswald_t cp) dbg ("auerswald_int_release"); /* stop the int endpoint */ - if (cp->inturbp) - usb_kill_urb (cp->inturbp); + usb_kill_urb (cp->inturbp); /* deallocate memory */ auerswald_int_free (cp); diff --git a/drivers/usb/misc/emi26.c b/drivers/usb/misc/emi26.c index 1fd9cb85f4ca..5c0a26cbd128 100644 --- a/drivers/usb/misc/emi26.c +++ b/drivers/usb/misc/emi26.c @@ -53,13 +53,12 @@ static void __exit emi26_exit (void); static int emi26_writememory (struct usb_device *dev, int address, unsigned char *data, int length, __u8 request) { int result; - unsigned char *buffer = kmalloc (length, GFP_KERNEL); + unsigned char *buffer = kmemdup(data, length, GFP_KERNEL); if (!buffer) { err("emi26: kmalloc(%d) failed.", length); return -ENOMEM; } - memcpy (buffer, data, length); /* Note: usb_control_msg returns negative value on error or length of the * data that was written! */ result = usb_control_msg (dev, usb_sndctrlpipe(dev, 0), request, 0x40, address, 0, buffer, length, 300); diff --git a/drivers/usb/misc/emi62.c b/drivers/usb/misc/emi62.c index fe351371f274..23153eac0dfa 100644 --- a/drivers/usb/misc/emi62.c +++ b/drivers/usb/misc/emi62.c @@ -61,13 +61,12 @@ static void __exit emi62_exit (void); static int emi62_writememory (struct usb_device *dev, int address, unsigned char *data, int length, __u8 request) { int result; - unsigned char *buffer = kmalloc (length, GFP_KERNEL); + unsigned char *buffer = kmemdup(data, length, GFP_KERNEL); if (!buffer) { err("emi62: kmalloc(%d) failed.", length); return -ENOMEM; } - memcpy (buffer, data, length); /* Note: usb_control_msg returns negative value on error or length of the * data that was written! */ result = usb_control_msg (dev, usb_sndctrlpipe(dev, 0), request, 0x40, address, 0, buffer, length, 300); diff --git a/drivers/usb/misc/ftdi-elan.c b/drivers/usb/misc/ftdi-elan.c index 0eb26a26115b..cb0ba3107d7f 100644 --- a/drivers/usb/misc/ftdi-elan.c +++ b/drivers/usb/misc/ftdi-elan.c @@ -303,7 +303,7 @@ void ftdi_elan_gone_away(struct platform_device *pdev) EXPORT_SYMBOL_GPL(ftdi_elan_gone_away); -void ftdi_release_platform_dev(struct device *dev) +static void ftdi_release_platform_dev(struct device *dev) { dev->parent = NULL; } @@ -513,8 +513,6 @@ static void ftdi_elan_respond_work(void *data) ftdi->disconnected += 1; } else if (retval == -ENODEV) { ftdi->disconnected += 1; - } else if (retval == -ENODEV) { - ftdi->disconnected += 1; } else if (retval == -EILSEQ) { ftdi->disconnected += 1; } else { @@ -1186,11 +1184,8 @@ static ssize_t ftdi_elan_write(struct file *file, int retval = 0; struct urb *urb; char *buf; - char data[30 *3 + 4]; - char *d = data; - const char __user *s = user_buffer; - int m = (sizeof(data) - 1) / 3; - struct usb_ftdi *ftdi = (struct usb_ftdi *)file->private_data; + struct usb_ftdi *ftdi = file->private_data; + if (ftdi->disconnected > 0) { return -ENODEV; } @@ -1220,27 +1215,18 @@ static ssize_t ftdi_elan_write(struct file *file, if (retval) { dev_err(&ftdi->udev->dev, "failed submitting write urb, error %" "d\n", retval); - goto error_4; + goto error_3; } usb_free_urb(urb); - exit:; - if (count > m) { - int I = m - 1; - while (I-- > 0) { - d += sprintf(d, " %02X", 0x000000FF & *s++); - } - d += sprintf(d, " .."); - } else { - int I = count; - while (I-- > 0) { - d += sprintf(d, " %02X", 0x000000FF & *s++); - } - } + +exit: return count; - error_4: error_3:usb_buffer_free(ftdi->udev, count, buf, - urb->transfer_dma); - error_2:usb_free_urb(urb); - error_1:return retval; +error_3: + usb_buffer_free(ftdi->udev, count, buf, urb->transfer_dma); +error_2: + usb_free_urb(urb); +error_1: + return retval; } static struct file_operations ftdi_elan_fops = { @@ -1440,14 +1426,6 @@ static int ftdi_elan_read_reg(struct usb_ftdi *ftdi, u32 *data) } } -int usb_ftdi_elan_read_reg(struct platform_device *pdev, u32 *data) -{ - struct usb_ftdi *ftdi = platform_device_to_usb_ftdi(pdev); - return ftdi_elan_read_reg(ftdi, data); -} - - -EXPORT_SYMBOL_GPL(usb_ftdi_elan_read_reg); static int ftdi_elan_read_config(struct usb_ftdi *ftdi, int config_offset, u8 width, u32 *data) { @@ -2647,10 +2625,7 @@ static int ftdi_elan_probe(struct usb_interface *interface, for (i = 0; i < iface_desc->desc.bNumEndpoints; ++i) { endpoint = &iface_desc->endpoint[i].desc; if (!ftdi->bulk_in_endpointAddr && - ((endpoint->bEndpointAddress & USB_ENDPOINT_DIR_MASK) - == USB_DIR_IN) && ((endpoint->bmAttributes & - USB_ENDPOINT_XFERTYPE_MASK) == USB_ENDPOINT_XFER_BULK)) - { + usb_endpoint_is_bulk_in(endpoint)) { buffer_size = le16_to_cpu(endpoint->wMaxPacketSize); ftdi->bulk_in_size = buffer_size; ftdi->bulk_in_endpointAddr = endpoint->bEndpointAddress; @@ -2663,10 +2638,7 @@ static int ftdi_elan_probe(struct usb_interface *interface, } } if (!ftdi->bulk_out_endpointAddr && - ((endpoint->bEndpointAddress & USB_ENDPOINT_DIR_MASK) - == USB_DIR_OUT) && ((endpoint->bmAttributes & - USB_ENDPOINT_XFERTYPE_MASK) == USB_ENDPOINT_XFER_BULK)) - { + usb_endpoint_is_bulk_out(endpoint)) { ftdi->bulk_out_endpointAddr = endpoint->bEndpointAddress; } diff --git a/drivers/usb/misc/idmouse.c b/drivers/usb/misc/idmouse.c index 8e6e195a22ba..c9418535bef8 100644 --- a/drivers/usb/misc/idmouse.c +++ b/drivers/usb/misc/idmouse.c @@ -125,12 +125,12 @@ static DEFINE_MUTEX(disconnect_mutex); static int idmouse_create_image(struct usb_idmouse *dev) { - int bytes_read = 0; - int bulk_read = 0; - int result = 0; + int bytes_read; + int bulk_read; + int result; memcpy(dev->bulk_in_buffer, HEADER, sizeof(HEADER)-1); - bytes_read += sizeof(HEADER)-1; + bytes_read = sizeof(HEADER)-1; /* reset the device and set a fast blink rate */ result = ftip_command(dev, FTIP_RELEASE, 0, 0); @@ -208,9 +208,9 @@ static inline void idmouse_delete(struct usb_idmouse *dev) static int idmouse_open(struct inode *inode, struct file *file) { - struct usb_idmouse *dev = NULL; + struct usb_idmouse *dev; struct usb_interface *interface; - int result = 0; + int result; /* prevent disconnects */ mutex_lock(&disconnect_mutex); @@ -305,7 +305,7 @@ static ssize_t idmouse_read(struct file *file, char __user *buffer, size_t count loff_t * ppos) { struct usb_idmouse *dev; - int result = 0; + int result; dev = (struct usb_idmouse *) file->private_data; @@ -329,7 +329,7 @@ static int idmouse_probe(struct usb_interface *interface, const struct usb_device_id *id) { struct usb_device *udev = interface_to_usbdev(interface); - struct usb_idmouse *dev = NULL; + struct usb_idmouse *dev; struct usb_host_interface *iface_desc; struct usb_endpoint_descriptor *endpoint; int result; @@ -350,11 +350,7 @@ static int idmouse_probe(struct usb_interface *interface, /* set up the endpoint information - use only the first bulk-in endpoint */ endpoint = &iface_desc->endpoint[0].desc; - if (!dev->bulk_in_endpointAddr - && (endpoint->bEndpointAddress & USB_DIR_IN) - && ((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) == - USB_ENDPOINT_XFER_BULK)) { - + if (!dev->bulk_in_endpointAddr && usb_endpoint_is_bulk_in(endpoint)) { /* we found a bulk in endpoint */ dev->orig_bi_size = le16_to_cpu(endpoint->wMaxPacketSize); dev->bulk_in_size = 0x200; /* works _much_ faster */ diff --git a/drivers/usb/misc/legousbtower.c b/drivers/usb/misc/legousbtower.c index 27089497e717..5dce797bddb7 100644 --- a/drivers/usb/misc/legousbtower.c +++ b/drivers/usb/misc/legousbtower.c @@ -317,12 +317,8 @@ static inline void tower_delete (struct lego_usb_tower *dev) tower_abort_transfers (dev); /* free data structures */ - if (dev->interrupt_in_urb != NULL) { - usb_free_urb (dev->interrupt_in_urb); - } - if (dev->interrupt_out_urb != NULL) { - usb_free_urb (dev->interrupt_out_urb); - } + usb_free_urb(dev->interrupt_in_urb); + usb_free_urb(dev->interrupt_out_urb); kfree (dev->read_buffer); kfree (dev->interrupt_in_buffer); kfree (dev->interrupt_out_buffer); @@ -502,15 +498,11 @@ static void tower_abort_transfers (struct lego_usb_tower *dev) if (dev->interrupt_in_running) { dev->interrupt_in_running = 0; mb(); - if (dev->interrupt_in_urb != NULL && dev->udev) { + if (dev->udev) usb_kill_urb (dev->interrupt_in_urb); - } - } - if (dev->interrupt_out_busy) { - if (dev->interrupt_out_urb != NULL && dev->udev) { - usb_kill_urb (dev->interrupt_out_urb); - } } + if (dev->interrupt_out_busy && dev->udev) + usb_kill_urb(dev->interrupt_out_urb); exit: dbg(2, "%s: leave", __FUNCTION__); @@ -898,14 +890,11 @@ static int tower_probe (struct usb_interface *interface, const struct usb_device for (i = 0; i < iface_desc->desc.bNumEndpoints; ++i) { endpoint = &iface_desc->endpoint[i].desc; - if (((endpoint->bEndpointAddress & USB_ENDPOINT_DIR_MASK) == USB_DIR_IN) && - ((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) == USB_ENDPOINT_XFER_INT)) { - dev->interrupt_in_endpoint = endpoint; - } - - if (((endpoint->bEndpointAddress & USB_ENDPOINT_DIR_MASK) == USB_DIR_OUT) && - ((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) == USB_ENDPOINT_XFER_INT)) { - dev->interrupt_out_endpoint = endpoint; + if (usb_endpoint_xfer_int(endpoint)) { + if (usb_endpoint_dir_in(endpoint)) + dev->interrupt_in_endpoint = endpoint; + else + dev->interrupt_out_endpoint = endpoint; } } if(dev->interrupt_in_endpoint == NULL) { diff --git a/drivers/usb/misc/phidgetkit.c b/drivers/usb/misc/phidgetkit.c index abb4dcd811ac..9110793f81d3 100644 --- a/drivers/usb/misc/phidgetkit.c +++ b/drivers/usb/misc/phidgetkit.c @@ -551,7 +551,7 @@ static int interfacekit_probe(struct usb_interface *intf, const struct usb_devic return -ENODEV; endpoint = &interface->endpoint[0].desc; - if (!(endpoint->bEndpointAddress & 0x80)) + if (!usb_endpoint_dir_in(endpoint)) return -ENODEV; /* * bmAttributes @@ -650,8 +650,7 @@ out2: device_remove_file(kit->dev, &dev_output_attrs[i]); out: if (kit) { - if (kit->irq) - usb_free_urb(kit->irq); + usb_free_urb(kit->irq); if (kit->data) usb_buffer_free(dev, URB_INT_SIZE, kit->data, kit->data_dma); if (kit->dev) diff --git a/drivers/usb/misc/phidgetmotorcontrol.c b/drivers/usb/misc/phidgetmotorcontrol.c index 5c780cab92e0..c3469b0a67c2 100644 --- a/drivers/usb/misc/phidgetmotorcontrol.c +++ b/drivers/usb/misc/phidgetmotorcontrol.c @@ -323,7 +323,7 @@ static int motorcontrol_probe(struct usb_interface *intf, const struct usb_devic return -ENODEV; endpoint = &interface->endpoint[0].desc; - if (!(endpoint->bEndpointAddress & 0x80)) + if (!usb_endpoint_dir_in(endpoint)) return -ENODEV; /* @@ -392,8 +392,7 @@ out2: device_remove_file(mc->dev, &dev_attrs[i]); out: if (mc) { - if (mc->irq) - usb_free_urb(mc->irq); + usb_free_urb(mc->irq); if (mc->data) usb_buffer_free(dev, URB_INT_SIZE, mc->data, mc->data_dma); if (mc->dev) diff --git a/drivers/usb/input/trancevibrator.c b/drivers/usb/misc/trancevibrator.c index 33cd91d11eca..33cd91d11eca 100644 --- a/drivers/usb/input/trancevibrator.c +++ b/drivers/usb/misc/trancevibrator.c diff --git a/drivers/usb/misc/usb_u132.h b/drivers/usb/misc/usb_u132.h index 551ba8906d62..dc2e5a31caec 100644 --- a/drivers/usb/misc/usb_u132.h +++ b/drivers/usb/misc/usb_u132.h @@ -52,7 +52,7 @@ * the kernel to load the "u132-hcd" module. * * The "ftdi-u132" module provides the interface to the inserted -* PC card and the "u132-hcd" module uses the API to send and recieve +* PC card and the "u132-hcd" module uses the API to send and receive * data. The API features call-backs, so that part of the "u132-hcd" * module code will run in the context of one of the kernel threads * of the "ftdi-u132" module. @@ -95,3 +95,7 @@ int usb_ftdi_elan_edset_setup(struct platform_device *pdev, u8 ed_number, int halted, int skipped, int actual, int non_null)); int usb_ftdi_elan_edset_flush(struct platform_device *pdev, u8 ed_number, void *endp); +int usb_ftdi_elan_read_pcimem(struct platform_device *pdev, int mem_offset, + u8 width, u32 *data); +int usb_ftdi_elan_write_pcimem(struct platform_device *pdev, int mem_offset, + u8 width, u32 data); diff --git a/drivers/usb/misc/usbtest.c b/drivers/usb/misc/usbtest.c index 7c2cbdf81d20..194065dbb51f 100644 --- a/drivers/usb/misc/usbtest.c +++ b/drivers/usb/misc/usbtest.c @@ -138,7 +138,7 @@ get_endpoints (struct usbtest_dev *dev, struct usb_interface *intf) default: continue; } - if (e->desc.bEndpointAddress & USB_DIR_IN) { + if (usb_endpoint_dir_in(&e->desc)) { if (!in) in = e; } else { @@ -147,7 +147,7 @@ get_endpoints (struct usbtest_dev *dev, struct usb_interface *intf) } continue; try_iso: - if (e->desc.bEndpointAddress & USB_DIR_IN) { + if (usb_endpoint_dir_in(&e->desc)) { if (!iso_in) iso_in = e; } else { diff --git a/drivers/usb/net/Kconfig b/drivers/usb/net/Kconfig index 054059632a21..e081836014ac 100644 --- a/drivers/usb/net/Kconfig +++ b/drivers/usb/net/Kconfig @@ -92,8 +92,13 @@ config USB_RTL8150 To compile this driver as a module, choose M here: the module will be called rtl8150. +config USB_USBNET_MII + tristate + default n + config USB_USBNET tristate "Multi-purpose USB Networking Framework" + select MII if USBNET_MII != n ---help--- This driver supports several kinds of network links over USB, with "minidrivers" built around a common network driver core @@ -129,7 +134,7 @@ config USB_NET_AX8817X tristate "ASIX AX88xxx Based USB 2.0 Ethernet Adapters" depends on USB_USBNET && NET_ETHERNET select CRC32 - select MII + select USB_USBNET_MII default y help This option adds support for ASIX AX88xxx based USB 2.0 @@ -207,6 +212,15 @@ config USB_NET_PLUSB Choose this option if you're using a host-to-host cable with one of these chips. +config USB_NET_MCS7830 + tristate "MosChip MCS7830 based Ethernet adapters" + depends on USB_USBNET + select USB_USBNET_MII + help + Choose this option if you're using a 10/100 Ethernet USB2 + adapter based on the MosChip 7830 controller. This includes + adapters marketed under the DeLOCK brand. + config USB_NET_RNDIS_HOST tristate "Host for RNDIS devices (EXPERIMENTAL)" depends on USB_USBNET && EXPERIMENTAL diff --git a/drivers/usb/net/Makefile b/drivers/usb/net/Makefile index 160f19dbdf12..7b51964de171 100644 --- a/drivers/usb/net/Makefile +++ b/drivers/usb/net/Makefile @@ -14,6 +14,7 @@ obj-$(CONFIG_USB_NET_PLUSB) += plusb.o obj-$(CONFIG_USB_NET_RNDIS_HOST) += rndis_host.o obj-$(CONFIG_USB_NET_CDC_SUBSET) += cdc_subset.o obj-$(CONFIG_USB_NET_ZAURUS) += zaurus.o +obj-$(CONFIG_USB_NET_MCS7830) += mcs7830.o obj-$(CONFIG_USB_USBNET) += usbnet.o ifeq ($(CONFIG_USB_DEBUG),y) diff --git a/drivers/usb/net/asix.c b/drivers/usb/net/asix.c index c73dd224aa76..95e682e2c9d6 100644 --- a/drivers/usb/net/asix.c +++ b/drivers/usb/net/asix.c @@ -249,9 +249,9 @@ asix_write_cmd_async(struct usbnet *dev, u8 cmd, u16 value, u16 index, req->bRequestType = USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE; req->bRequest = cmd; - req->wValue = value; - req->wIndex = index; - req->wLength = size; + req->wValue = cpu_to_le16(value); + req->wIndex = cpu_to_le16(index); + req->wLength = cpu_to_le16(size); usb_fill_control_urb(urb, dev->udev, usb_sndctrlpipe(dev->udev, 0), @@ -569,10 +569,12 @@ static int asix_mdio_read(struct net_device *netdev, int phy_id, int loc) struct usbnet *dev = netdev_priv(netdev); u16 res; + mutex_lock(&dev->phy_mutex); asix_set_sw_mii(dev); asix_read_cmd(dev, AX_CMD_READ_MII_REG, phy_id, (__u16)loc, 2, (u16 *)&res); asix_set_hw_mii(dev); + mutex_unlock(&dev->phy_mutex); devdbg(dev, "asix_mdio_read() phy_id=0x%02x, loc=0x%02x, returns=0x%04x", phy_id, loc, le16_to_cpu(res & 0xffff)); @@ -586,10 +588,12 @@ asix_mdio_write(struct net_device *netdev, int phy_id, int loc, int val) u16 res = cpu_to_le16(val); devdbg(dev, "asix_mdio_write() phy_id=0x%02x, loc=0x%02x, val=0x%04x", phy_id, loc, val); + mutex_lock(&dev->phy_mutex); asix_set_sw_mii(dev); asix_write_cmd(dev, AX_CMD_WRITE_MII_REG, phy_id, (__u16)loc, 2, (u16 *)&res); asix_set_hw_mii(dev); + mutex_unlock(&dev->phy_mutex); } /* Get the PHY Identifier from the PHYSID1 & PHYSID2 MII registers */ @@ -700,32 +704,6 @@ static void asix_get_drvinfo (struct net_device *net, info->eedump_len = data->eeprom_len; } -static int asix_get_settings(struct net_device *net, struct ethtool_cmd *cmd) -{ - struct usbnet *dev = netdev_priv(net); - - return mii_ethtool_gset(&dev->mii,cmd); -} - -static int asix_set_settings(struct net_device *net, struct ethtool_cmd *cmd) -{ - struct usbnet *dev = netdev_priv(net); - int res = mii_ethtool_sset(&dev->mii,cmd); - - /* link speed/duplex might have changed */ - if (dev->driver_info->link_reset) - dev->driver_info->link_reset(dev); - - return res; -} - -static int asix_nway_reset(struct net_device *net) -{ - struct usbnet *dev = netdev_priv(net); - - return mii_nway_restart(&dev->mii); -} - static u32 asix_get_link(struct net_device *net) { struct usbnet *dev = netdev_priv(net); @@ -746,15 +724,15 @@ static int asix_ioctl (struct net_device *net, struct ifreq *rq, int cmd) static struct ethtool_ops ax88172_ethtool_ops = { .get_drvinfo = asix_get_drvinfo, .get_link = asix_get_link, - .nway_reset = asix_nway_reset, .get_msglevel = usbnet_get_msglevel, .set_msglevel = usbnet_set_msglevel, .get_wol = asix_get_wol, .set_wol = asix_set_wol, .get_eeprom_len = asix_get_eeprom_len, .get_eeprom = asix_get_eeprom, - .get_settings = asix_get_settings, - .set_settings = asix_set_settings, + .get_settings = usbnet_get_settings, + .set_settings = usbnet_set_settings, + .nway_reset = usbnet_nway_reset, }; static void ax88172_set_multicast(struct net_device *net) @@ -885,15 +863,15 @@ out1: static struct ethtool_ops ax88772_ethtool_ops = { .get_drvinfo = asix_get_drvinfo, .get_link = asix_get_link, - .nway_reset = asix_nway_reset, .get_msglevel = usbnet_get_msglevel, .set_msglevel = usbnet_set_msglevel, .get_wol = asix_get_wol, .set_wol = asix_set_wol, .get_eeprom_len = asix_get_eeprom_len, .get_eeprom = asix_get_eeprom, - .get_settings = asix_get_settings, - .set_settings = asix_set_settings, + .get_settings = usbnet_get_settings, + .set_settings = usbnet_set_settings, + .nway_reset = usbnet_nway_reset, }; static int ax88772_link_reset(struct usbnet *dev) @@ -1046,15 +1024,15 @@ out1: static struct ethtool_ops ax88178_ethtool_ops = { .get_drvinfo = asix_get_drvinfo, .get_link = asix_get_link, - .nway_reset = asix_nway_reset, .get_msglevel = usbnet_get_msglevel, .set_msglevel = usbnet_set_msglevel, .get_wol = asix_get_wol, .set_wol = asix_set_wol, .get_eeprom_len = asix_get_eeprom_len, .get_eeprom = asix_get_eeprom, - .get_settings = asix_get_settings, - .set_settings = asix_set_settings, + .get_settings = usbnet_get_settings, + .set_settings = usbnet_set_settings, + .nway_reset = usbnet_nway_reset, }; static int marvell_phy_init(struct usbnet *dev) diff --git a/drivers/usb/net/catc.c b/drivers/usb/net/catc.c index f740325abac4..907b820a5faf 100644 --- a/drivers/usb/net/catc.c +++ b/drivers/usb/net/catc.c @@ -786,14 +786,10 @@ static int catc_probe(struct usb_interface *intf, const struct usb_device_id *id if ((!catc->ctrl_urb) || (!catc->tx_urb) || (!catc->rx_urb) || (!catc->irq_urb)) { err("No free urbs available."); - if (catc->ctrl_urb) - usb_free_urb(catc->ctrl_urb); - if (catc->tx_urb) - usb_free_urb(catc->tx_urb); - if (catc->rx_urb) - usb_free_urb(catc->rx_urb); - if (catc->irq_urb) - usb_free_urb(catc->irq_urb); + usb_free_urb(catc->ctrl_urb); + usb_free_urb(catc->tx_urb); + usb_free_urb(catc->rx_urb); + usb_free_urb(catc->irq_urb); free_netdev(netdev); return -ENOMEM; } diff --git a/drivers/usb/net/cdc_ether.c b/drivers/usb/net/cdc_ether.c index 82ce0358d9a3..44a91547146e 100644 --- a/drivers/usb/net/cdc_ether.c +++ b/drivers/usb/net/cdc_ether.c @@ -200,8 +200,7 @@ next_desc: dev->status = &info->control->cur_altsetting->endpoint [0]; desc = &dev->status->desc; - if (desc->bmAttributes != USB_ENDPOINT_XFER_INT - || !(desc->bEndpointAddress & USB_DIR_IN) + if (!usb_endpoint_is_int_in(desc) || (le16_to_cpu(desc->wMaxPacketSize) < sizeof(struct usb_cdc_notification)) || !desc->bInterval) { @@ -498,7 +497,7 @@ static struct usb_driver cdc_driver = { static int __init cdc_init(void) { - BUG_ON((sizeof(((struct usbnet *)0)->data) + BUILD_BUG_ON((sizeof(((struct usbnet *)0)->data) < sizeof(struct cdc_state))); return usb_register(&cdc_driver); diff --git a/drivers/usb/net/kaweth.c b/drivers/usb/net/kaweth.c index 957d4ad316f9..7c906a43e497 100644 --- a/drivers/usb/net/kaweth.c +++ b/drivers/usb/net/kaweth.c @@ -65,16 +65,6 @@ #undef DEBUG -#ifdef DEBUG -#define kaweth_dbg(format, arg...) printk(KERN_DEBUG __FILE__ ": " format "\n" ,##arg) -#else -#define kaweth_dbg(format, arg...) do {} while (0) -#endif -#define kaweth_err(format, arg...) printk(KERN_ERR __FILE__ ": " format "\n" ,##arg) -#define kaweth_info(format, arg...) printk(KERN_INFO __FILE__ ": " format "\n" , ##arg) -#define kaweth_warn(format, arg...) printk(KERN_WARNING __FILE__ ": " format "\n" , ##arg) - - #include "kawethfw.h" #define KAWETH_MTU 1514 @@ -86,6 +76,9 @@ #define KAWETH_STATUS_BROKEN 0x0000001 #define KAWETH_STATUS_CLOSING 0x0000002 +#define KAWETH_STATUS_SUSPENDING 0x0000004 + +#define KAWETH_STATUS_BLOCKED (KAWETH_STATUS_CLOSING | KAWETH_STATUS_SUSPENDING) #define KAWETH_PACKET_FILTER_PROMISCUOUS 0x01 #define KAWETH_PACKET_FILTER_ALL_MULTICAST 0x02 @@ -112,6 +105,8 @@ #define STATE_MASK 0x40 #define STATE_SHIFT 5 +#define IS_BLOCKED(s) (s & KAWETH_STATUS_BLOCKED) + MODULE_AUTHOR("Michael Zappe <zapman@interlan.net>, Stephane Alnet <stephane@u-picardie.fr>, Brad Hards <bhards@bigpond.net.au> and Oliver Neukum <oliver@neukum.org>"); MODULE_DESCRIPTION("KL5USB101 USB Ethernet driver"); @@ -128,6 +123,8 @@ static int kaweth_internal_control_msg(struct usb_device *usb_dev, unsigned int pipe, struct usb_ctrlrequest *cmd, void *data, int len, int timeout); +static int kaweth_suspend(struct usb_interface *intf, pm_message_t message); +static int kaweth_resume(struct usb_interface *intf); /**************************************************************** * usb_device_id @@ -179,6 +176,8 @@ static struct usb_driver kaweth_driver = { .name = driver_name, .probe = kaweth_probe, .disconnect = kaweth_disconnect, + .suspend = kaweth_suspend, + .resume = kaweth_resume, .id_table = usb_klsi_table, }; @@ -222,6 +221,7 @@ struct kaweth_device int suspend_lowmem_rx; int suspend_lowmem_ctrl; int linkstate; + int opened; struct work_struct lowmem_work; struct usb_device *dev; @@ -265,17 +265,17 @@ static int kaweth_control(struct kaweth_device *kaweth, { struct usb_ctrlrequest *dr; - kaweth_dbg("kaweth_control()"); + dbg("kaweth_control()"); if(in_interrupt()) { - kaweth_dbg("in_interrupt()"); + dbg("in_interrupt()"); return -EBUSY; } dr = kmalloc(sizeof(struct usb_ctrlrequest), GFP_ATOMIC); if (!dr) { - kaweth_dbg("kmalloc() failed"); + dbg("kmalloc() failed"); return -ENOMEM; } @@ -300,7 +300,7 @@ static int kaweth_read_configuration(struct kaweth_device *kaweth) { int retval; - kaweth_dbg("Reading kaweth configuration"); + dbg("Reading kaweth configuration"); retval = kaweth_control(kaweth, usb_rcvctrlpipe(kaweth->dev, 0), @@ -322,7 +322,7 @@ static int kaweth_set_urb_size(struct kaweth_device *kaweth, __u16 urb_size) { int retval; - kaweth_dbg("Setting URB size to %d", (unsigned)urb_size); + dbg("Setting URB size to %d", (unsigned)urb_size); retval = kaweth_control(kaweth, usb_sndctrlpipe(kaweth->dev, 0), @@ -344,7 +344,7 @@ static int kaweth_set_sofs_wait(struct kaweth_device *kaweth, __u16 sofs_wait) { int retval; - kaweth_dbg("Set SOFS wait to %d", (unsigned)sofs_wait); + dbg("Set SOFS wait to %d", (unsigned)sofs_wait); retval = kaweth_control(kaweth, usb_sndctrlpipe(kaweth->dev, 0), @@ -367,7 +367,7 @@ static int kaweth_set_receive_filter(struct kaweth_device *kaweth, { int retval; - kaweth_dbg("Set receive filter to %d", (unsigned)receive_filter); + dbg("Set receive filter to %d", (unsigned)receive_filter); retval = kaweth_control(kaweth, usb_sndctrlpipe(kaweth->dev, 0), @@ -392,7 +392,7 @@ static int kaweth_download_firmware(struct kaweth_device *kaweth, __u8 type) { if(data_len > KAWETH_FIRMWARE_BUF_SIZE) { - kaweth_err("Firmware too big: %d", data_len); + err("Firmware too big: %d", data_len); return -ENOSPC; } @@ -403,13 +403,13 @@ static int kaweth_download_firmware(struct kaweth_device *kaweth, kaweth->firmware_buf[4] = type; kaweth->firmware_buf[5] = interrupt; - kaweth_dbg("High: %i, Low:%i", kaweth->firmware_buf[3], + dbg("High: %i, Low:%i", kaweth->firmware_buf[3], kaweth->firmware_buf[2]); - kaweth_dbg("Downloading firmware at %p to kaweth device at %p", + dbg("Downloading firmware at %p to kaweth device at %p", data, kaweth); - kaweth_dbg("Firmware length: %d", data_len); + dbg("Firmware length: %d", data_len); return kaweth_control(kaweth, usb_sndctrlpipe(kaweth->dev, 0), @@ -437,7 +437,7 @@ static int kaweth_trigger_firmware(struct kaweth_device *kaweth, kaweth->firmware_buf[6] = 0x00; kaweth->firmware_buf[7] = 0x00; - kaweth_dbg("Triggering firmware"); + dbg("Triggering firmware"); return kaweth_control(kaweth, usb_sndctrlpipe(kaweth->dev, 0), @@ -457,7 +457,7 @@ static int kaweth_reset(struct kaweth_device *kaweth) { int result; - kaweth_dbg("kaweth_reset(%p)", kaweth); + dbg("kaweth_reset(%p)", kaweth); result = kaweth_control(kaweth, usb_sndctrlpipe(kaweth->dev, 0), USB_REQ_SET_CONFIGURATION, @@ -470,7 +470,7 @@ static int kaweth_reset(struct kaweth_device *kaweth) mdelay(10); - kaweth_dbg("kaweth_reset() returns %d.",result); + dbg("kaweth_reset() returns %d.",result); return result; } @@ -534,7 +534,7 @@ static void kaweth_resubmit_tl(void *d) { struct kaweth_device *kaweth = (struct kaweth_device *)d; - if (kaweth->status | KAWETH_STATUS_CLOSING) + if (IS_BLOCKED(kaweth->status)) return; if (kaweth->suspend_lowmem_rx) @@ -568,7 +568,7 @@ static int kaweth_resubmit_rx_urb(struct kaweth_device *kaweth, kaweth->suspend_lowmem_rx = 1; schedule_delayed_work(&kaweth->lowmem_work, HZ/4); } - kaweth_err("resubmitting rx_urb %d failed", result); + err("resubmitting rx_urb %d failed", result); } else { kaweth->suspend_lowmem_rx = 0; } @@ -601,11 +601,15 @@ static void kaweth_usb_receive(struct urb *urb) return; } - if (kaweth->status & KAWETH_STATUS_CLOSING) + spin_lock(&kaweth->device_lock); + if (IS_BLOCKED(kaweth->status)) { + spin_unlock(&kaweth->device_lock); return; + } + spin_unlock(&kaweth->device_lock); if(urb->status && urb->status != -EREMOTEIO && count != 1) { - kaweth_err("%s RX status: %d count: %d packet_len: %d", + err("%s RX status: %d count: %d packet_len: %d", net->name, urb->status, count, @@ -616,9 +620,9 @@ static void kaweth_usb_receive(struct urb *urb) if(kaweth->net && (count > 2)) { if(pkt_len > (count - 2)) { - kaweth_err("Packet length too long for USB frame (pkt_len: %x, count: %x)",pkt_len, count); - kaweth_err("Packet len & 2047: %x", pkt_len & 2047); - kaweth_err("Count 2: %x", count2); + err("Packet length too long for USB frame (pkt_len: %x, count: %x)",pkt_len, count); + err("Packet len & 2047: %x", pkt_len & 2047); + err("Count 2: %x", count2); kaweth_resubmit_rx_urb(kaweth, GFP_ATOMIC); return; } @@ -655,7 +659,7 @@ static int kaweth_open(struct net_device *net) struct kaweth_device *kaweth = netdev_priv(net); int res; - kaweth_dbg("Opening network device."); + dbg("Opening network device."); res = kaweth_resubmit_rx_urb(kaweth, GFP_KERNEL); if (res) @@ -678,6 +682,7 @@ static int kaweth_open(struct net_device *net) usb_kill_urb(kaweth->rx_urb); return -EIO; } + kaweth->opened = 1; netif_start_queue(net); @@ -688,14 +693,8 @@ static int kaweth_open(struct net_device *net) /**************************************************************** * kaweth_close ****************************************************************/ -static int kaweth_close(struct net_device *net) +static void kaweth_kill_urbs(struct kaweth_device *kaweth) { - struct kaweth_device *kaweth = netdev_priv(net); - - netif_stop_queue(net); - - kaweth->status |= KAWETH_STATUS_CLOSING; - usb_kill_urb(kaweth->irq_urb); usb_kill_urb(kaweth->rx_urb); usb_kill_urb(kaweth->tx_urb); @@ -706,6 +705,21 @@ static int kaweth_close(struct net_device *net) we hit them again */ usb_kill_urb(kaweth->irq_urb); usb_kill_urb(kaweth->rx_urb); +} + +/**************************************************************** + * kaweth_close + ****************************************************************/ +static int kaweth_close(struct net_device *net) +{ + struct kaweth_device *kaweth = netdev_priv(net); + + netif_stop_queue(net); + kaweth->opened = 0; + + kaweth->status |= KAWETH_STATUS_CLOSING; + + kaweth_kill_urbs(kaweth); kaweth->status &= ~KAWETH_STATUS_CLOSING; @@ -732,7 +746,7 @@ static void kaweth_usb_transmit_complete(struct urb *urb) if (unlikely(urb->status != 0)) if (urb->status != -ENOENT) - kaweth_dbg("%s: TX status %d.", kaweth->net->name, urb->status); + dbg("%s: TX status %d.", kaweth->net->name, urb->status); netif_wake_queue(kaweth->net); dev_kfree_skb_irq(skb); @@ -752,6 +766,9 @@ static int kaweth_start_xmit(struct sk_buff *skb, struct net_device *net) kaweth_async_set_rx_mode(kaweth); netif_stop_queue(net); + if (IS_BLOCKED(kaweth->status)) { + goto skip; + } /* We now decide whether we can put our special header into the sk_buff */ if (skb_cloned(skb) || skb_headroom(skb) < 2) { @@ -783,7 +800,8 @@ static int kaweth_start_xmit(struct sk_buff *skb, struct net_device *net) if((res = usb_submit_urb(kaweth->tx_urb, GFP_ATOMIC))) { - kaweth_warn("kaweth failed tx_urb %d", res); + warn("kaweth failed tx_urb %d", res); +skip: kaweth->stats.tx_errors++; netif_start_queue(net); @@ -812,7 +830,7 @@ static void kaweth_set_rx_mode(struct net_device *net) KAWETH_PACKET_FILTER_BROADCAST | KAWETH_PACKET_FILTER_MULTICAST; - kaweth_dbg("Setting Rx mode to %d", packet_filter_bitmap); + dbg("Setting Rx mode to %d", packet_filter_bitmap); netif_stop_queue(net); @@ -850,10 +868,10 @@ static void kaweth_async_set_rx_mode(struct kaweth_device *kaweth) KAWETH_CONTROL_TIMEOUT); if(result < 0) { - kaweth_err("Failed to set Rx mode: %d", result); + err("Failed to set Rx mode: %d", result); } else { - kaweth_dbg("Set Rx mode to %d", packet_filter_bitmap); + dbg("Set Rx mode to %d", packet_filter_bitmap); } } } @@ -874,7 +892,7 @@ static void kaweth_tx_timeout(struct net_device *net) { struct kaweth_device *kaweth = netdev_priv(net); - kaweth_warn("%s: Tx timed out. Resetting.", net->name); + warn("%s: Tx timed out. Resetting.", net->name); kaweth->stats.tx_errors++; net->trans_start = jiffies; @@ -882,6 +900,42 @@ static void kaweth_tx_timeout(struct net_device *net) } /**************************************************************** + * kaweth_suspend + ****************************************************************/ +static int kaweth_suspend(struct usb_interface *intf, pm_message_t message) +{ + struct kaweth_device *kaweth = usb_get_intfdata(intf); + unsigned long flags; + + spin_lock_irqsave(&kaweth->device_lock, flags); + kaweth->status |= KAWETH_STATUS_SUSPENDING; + spin_unlock_irqrestore(&kaweth->device_lock, flags); + + kaweth_kill_urbs(kaweth); + return 0; +} + +/**************************************************************** + * kaweth_resume + ****************************************************************/ +static int kaweth_resume(struct usb_interface *intf) +{ + struct kaweth_device *kaweth = usb_get_intfdata(intf); + unsigned long flags; + + spin_lock_irqsave(&kaweth->device_lock, flags); + kaweth->status &= ~KAWETH_STATUS_SUSPENDING; + spin_unlock_irqrestore(&kaweth->device_lock, flags); + + if (!kaweth->opened) + return 0; + kaweth_resubmit_rx_urb(kaweth, GFP_NOIO); + kaweth_resubmit_int_urb(kaweth, GFP_NOIO); + + return 0; +} + +/**************************************************************** * kaweth_probe ****************************************************************/ static int kaweth_probe( @@ -895,15 +949,15 @@ static int kaweth_probe( const eth_addr_t bcast_addr = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF }; int result = 0; - kaweth_dbg("Kawasaki Device Probe (Device number:%d): 0x%4.4x:0x%4.4x:0x%4.4x", + dbg("Kawasaki Device Probe (Device number:%d): 0x%4.4x:0x%4.4x:0x%4.4x", dev->devnum, le16_to_cpu(dev->descriptor.idVendor), le16_to_cpu(dev->descriptor.idProduct), le16_to_cpu(dev->descriptor.bcdDevice)); - kaweth_dbg("Device at %p", dev); + dbg("Device at %p", dev); - kaweth_dbg("Descriptor length: %x type: %x", + dbg("Descriptor length: %x type: %x", (int)dev->descriptor.bLength, (int)dev->descriptor.bDescriptorType); @@ -918,7 +972,7 @@ static int kaweth_probe( spin_lock_init(&kaweth->device_lock); init_waitqueue_head(&kaweth->term_wait); - kaweth_dbg("Resetting."); + dbg("Resetting."); kaweth_reset(kaweth); @@ -928,17 +982,17 @@ static int kaweth_probe( */ if (le16_to_cpu(dev->descriptor.bcdDevice) >> 8) { - kaweth_info("Firmware present in device."); + info("Firmware present in device."); } else { /* Download the firmware */ - kaweth_info("Downloading firmware..."); + info("Downloading firmware..."); kaweth->firmware_buf = (__u8 *)__get_free_page(GFP_KERNEL); if ((result = kaweth_download_firmware(kaweth, kaweth_new_code, len_kaweth_new_code, 100, 2)) < 0) { - kaweth_err("Error downloading firmware (%d)", result); + err("Error downloading firmware (%d)", result); goto err_fw; } @@ -947,7 +1001,7 @@ static int kaweth_probe( len_kaweth_new_code_fix, 100, 3)) < 0) { - kaweth_err("Error downloading firmware fix (%d)", result); + err("Error downloading firmware fix (%d)", result); goto err_fw; } @@ -956,7 +1010,7 @@ static int kaweth_probe( len_kaweth_trigger_code, 126, 2)) < 0) { - kaweth_err("Error downloading trigger code (%d)", result); + err("Error downloading trigger code (%d)", result); goto err_fw; } @@ -966,18 +1020,18 @@ static int kaweth_probe( len_kaweth_trigger_code_fix, 126, 3)) < 0) { - kaweth_err("Error downloading trigger code fix (%d)", result); + err("Error downloading trigger code fix (%d)", result); goto err_fw; } if ((result = kaweth_trigger_firmware(kaweth, 126)) < 0) { - kaweth_err("Error triggering firmware (%d)", result); + err("Error triggering firmware (%d)", result); goto err_fw; } /* Device will now disappear for a moment... */ - kaweth_info("Firmware loaded. I'll be back..."); + info("Firmware loaded. I'll be back..."); err_fw: free_page((unsigned long)kaweth->firmware_buf); free_netdev(netdev); @@ -987,14 +1041,14 @@ err_fw: result = kaweth_read_configuration(kaweth); if(result < 0) { - kaweth_err("Error reading configuration (%d), no net device created", result); + err("Error reading configuration (%d), no net device created", result); goto err_free_netdev; } - kaweth_info("Statistics collection: %x", kaweth->configuration.statistics_mask); - kaweth_info("Multicast filter limit: %x", kaweth->configuration.max_multicast_filters & ((1 << 15) - 1)); - kaweth_info("MTU: %d", le16_to_cpu(kaweth->configuration.segment_size)); - kaweth_info("Read MAC address %2.2x:%2.2x:%2.2x:%2.2x:%2.2x:%2.2x", + info("Statistics collection: %x", kaweth->configuration.statistics_mask); + info("Multicast filter limit: %x", kaweth->configuration.max_multicast_filters & ((1 << 15) - 1)); + info("MTU: %d", le16_to_cpu(kaweth->configuration.segment_size)); + info("Read MAC address %2.2x:%2.2x:%2.2x:%2.2x:%2.2x:%2.2x", (int)kaweth->configuration.hw_addr[0], (int)kaweth->configuration.hw_addr[1], (int)kaweth->configuration.hw_addr[2], @@ -1005,17 +1059,17 @@ err_fw: if(!memcmp(&kaweth->configuration.hw_addr, &bcast_addr, sizeof(bcast_addr))) { - kaweth_err("Firmware not functioning properly, no net device created"); + err("Firmware not functioning properly, no net device created"); goto err_free_netdev; } if(kaweth_set_urb_size(kaweth, KAWETH_BUF_SIZE) < 0) { - kaweth_dbg("Error setting URB size"); + dbg("Error setting URB size"); goto err_free_netdev; } if(kaweth_set_sofs_wait(kaweth, KAWETH_SOFS_TO_WAIT) < 0) { - kaweth_err("Error setting SOFS wait"); + err("Error setting SOFS wait"); goto err_free_netdev; } @@ -1025,11 +1079,11 @@ err_fw: KAWETH_PACKET_FILTER_MULTICAST); if(result < 0) { - kaweth_err("Error setting receive filter"); + err("Error setting receive filter"); goto err_free_netdev; } - kaweth_dbg("Initializing net device."); + dbg("Initializing net device."); kaweth->tx_urb = usb_alloc_urb(0, GFP_KERNEL); if (!kaweth->tx_urb) @@ -1086,13 +1140,13 @@ err_fw: SET_NETDEV_DEV(netdev, &intf->dev); if (register_netdev(netdev) != 0) { - kaweth_err("Error registering netdev."); + err("Error registering netdev."); goto err_intfdata; } - kaweth_info("kaweth interface created at %s", kaweth->net->name); + info("kaweth interface created at %s", kaweth->net->name); - kaweth_dbg("Kaweth probe returning."); + dbg("Kaweth probe returning."); return 0; @@ -1121,16 +1175,16 @@ static void kaweth_disconnect(struct usb_interface *intf) struct kaweth_device *kaweth = usb_get_intfdata(intf); struct net_device *netdev; - kaweth_info("Unregistering"); + info("Unregistering"); usb_set_intfdata(intf, NULL); if (!kaweth) { - kaweth_warn("unregistering non-existant device"); + warn("unregistering non-existant device"); return; } netdev = kaweth->net; - kaweth_dbg("Unregistering net device"); + dbg("Unregistering net device"); unregister_netdev(netdev); usb_free_urb(kaweth->rx_urb); @@ -1185,7 +1239,7 @@ static int usb_start_wait_urb(struct urb *urb, int timeout, int* actual_length) if (!wait_event_timeout(awd.wqh, awd.done, timeout)) { // timeout - kaweth_warn("usb_control/bulk_msg: timeout"); + warn("usb_control/bulk_msg: timeout"); usb_kill_urb(urb); // remove urb safely status = -ETIMEDOUT; } @@ -1234,7 +1288,7 @@ static int kaweth_internal_control_msg(struct usb_device *usb_dev, ****************************************************************/ static int __init kaweth_init(void) { - kaweth_dbg("Driver loading"); + dbg("Driver loading"); return usb_register(&kaweth_driver); } diff --git a/drivers/usb/net/mcs7830.c b/drivers/usb/net/mcs7830.c new file mode 100644 index 000000000000..6240b978fe3d --- /dev/null +++ b/drivers/usb/net/mcs7830.c @@ -0,0 +1,534 @@ +/* + * MosChips MCS7830 based USB 2.0 Ethernet Devices + * + * based on usbnet.c, asix.c and the vendor provided mcs7830 driver + * + * Copyright (C) 2006 Arnd Bergmann <arnd@arndb.de> + * Copyright (C) 2003-2005 David Hollis <dhollis@davehollis.com> + * Copyright (C) 2005 Phil Chang <pchang23@sbcglobal.net> + * Copyright (c) 2002-2003 TiVo Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#include <linux/crc32.h> +#include <linux/etherdevice.h> +#include <linux/ethtool.h> +#include <linux/init.h> +#include <linux/mii.h> +#include <linux/module.h> +#include <linux/netdevice.h> +#include <linux/usb.h> + +#include "usbnet.h" + +/* requests */ +#define MCS7830_RD_BMREQ (USB_DIR_IN | USB_TYPE_VENDOR | \ + USB_RECIP_DEVICE) +#define MCS7830_WR_BMREQ (USB_DIR_OUT | USB_TYPE_VENDOR | \ + USB_RECIP_DEVICE) +#define MCS7830_RD_BREQ 0x0E +#define MCS7830_WR_BREQ 0x0D + +#define MCS7830_CTRL_TIMEOUT 1000 +#define MCS7830_MAX_MCAST 64 + +#define MCS7830_VENDOR_ID 0x9710 +#define MCS7830_PRODUCT_ID 0x7830 + +#define MCS7830_MII_ADVERTISE (ADVERTISE_PAUSE_CAP | ADVERTISE_100FULL | \ + ADVERTISE_100HALF | ADVERTISE_10FULL | \ + ADVERTISE_10HALF | ADVERTISE_CSMA) + +/* HIF_REG_XX coressponding index value */ +enum { + HIF_REG_MULTICAST_HASH = 0x00, + HIF_REG_PACKET_GAP1 = 0x08, + HIF_REG_PACKET_GAP2 = 0x09, + HIF_REG_PHY_DATA = 0x0a, + HIF_REG_PHY_CMD1 = 0x0c, + HIF_REG_PHY_CMD1_READ = 0x40, + HIF_REG_PHY_CMD1_WRITE = 0x20, + HIF_REG_PHY_CMD1_PHYADDR = 0x01, + HIF_REG_PHY_CMD2 = 0x0d, + HIF_REG_PHY_CMD2_PEND_FLAG_BIT = 0x80, + HIF_REG_PHY_CMD2_READY_FLAG_BIT = 0x40, + HIF_REG_CONFIG = 0x0e, + HIF_REG_CONFIG_CFG = 0x80, + HIF_REG_CONFIG_SPEED100 = 0x40, + HIF_REG_CONFIG_FULLDUPLEX_ENABLE = 0x20, + HIF_REG_CONFIG_RXENABLE = 0x10, + HIF_REG_CONFIG_TXENABLE = 0x08, + HIF_REG_CONFIG_SLEEPMODE = 0x04, + HIF_REG_CONFIG_ALLMULTICAST = 0x02, + HIF_REG_CONFIG_PROMISCIOUS = 0x01, + HIF_REG_ETHERNET_ADDR = 0x0f, + HIF_REG_22 = 0x15, + HIF_REG_PAUSE_THRESHOLD = 0x16, + HIF_REG_PAUSE_THRESHOLD_DEFAULT = 0, +}; + +struct mcs7830_data { + u8 multi_filter[8]; + u8 config; +}; + +static const char driver_name[] = "MOSCHIP usb-ethernet driver"; + +static int mcs7830_get_reg(struct usbnet *dev, u16 index, u16 size, void *data) +{ + struct usb_device *xdev = dev->udev; + int ret; + + ret = usb_control_msg(xdev, usb_rcvctrlpipe(xdev, 0), MCS7830_RD_BREQ, + MCS7830_RD_BMREQ, 0x0000, index, data, + size, msecs_to_jiffies(MCS7830_CTRL_TIMEOUT)); + return ret; +} + +static int mcs7830_set_reg(struct usbnet *dev, u16 index, u16 size, void *data) +{ + struct usb_device *xdev = dev->udev; + int ret; + + ret = usb_control_msg(xdev, usb_sndctrlpipe(xdev, 0), MCS7830_WR_BREQ, + MCS7830_WR_BMREQ, 0x0000, index, data, + size, msecs_to_jiffies(MCS7830_CTRL_TIMEOUT)); + return ret; +} + +static void mcs7830_async_cmd_callback(struct urb *urb) +{ + struct usb_ctrlrequest *req = (struct usb_ctrlrequest *)urb->context; + + if (urb->status < 0) + printk(KERN_DEBUG "mcs7830_async_cmd_callback() failed with %d", + urb->status); + + kfree(req); + usb_free_urb(urb); +} + +static void mcs7830_set_reg_async(struct usbnet *dev, u16 index, u16 size, void *data) +{ + struct usb_ctrlrequest *req; + int ret; + struct urb *urb; + + urb = usb_alloc_urb(0, GFP_ATOMIC); + if (!urb) { + dev_dbg(&dev->udev->dev, "Error allocating URB " + "in write_cmd_async!"); + return; + } + + req = kmalloc(sizeof *req, GFP_ATOMIC); + if (!req) { + dev_err(&dev->udev->dev, "Failed to allocate memory for " + "control request"); + goto out; + } + req->bRequestType = MCS7830_WR_BMREQ; + req->bRequest = MCS7830_WR_BREQ; + req->wValue = 0; + req->wIndex = cpu_to_le16(index); + req->wLength = cpu_to_le16(size); + + usb_fill_control_urb(urb, dev->udev, + usb_sndctrlpipe(dev->udev, 0), + (void *)req, data, size, + mcs7830_async_cmd_callback, req); + + ret = usb_submit_urb(urb, GFP_ATOMIC); + if (ret < 0) { + dev_err(&dev->udev->dev, "Error submitting the control " + "message: ret=%d", ret); + goto out; + } + return; +out: + kfree(req); + usb_free_urb(urb); +} + +static int mcs7830_get_address(struct usbnet *dev) +{ + int ret; + ret = mcs7830_get_reg(dev, HIF_REG_ETHERNET_ADDR, ETH_ALEN, + dev->net->dev_addr); + if (ret < 0) + return ret; + return 0; +} + +static int mcs7830_read_phy(struct usbnet *dev, u8 index) +{ + int ret; + int i; + __le16 val; + + u8 cmd[2] = { + HIF_REG_PHY_CMD1_READ | HIF_REG_PHY_CMD1_PHYADDR, + HIF_REG_PHY_CMD2_PEND_FLAG_BIT | index, + }; + + mutex_lock(&dev->phy_mutex); + /* write the MII command */ + ret = mcs7830_set_reg(dev, HIF_REG_PHY_CMD1, 2, cmd); + if (ret < 0) + goto out; + + /* wait for the data to become valid, should be within < 1ms */ + for (i = 0; i < 10; i++) { + ret = mcs7830_get_reg(dev, HIF_REG_PHY_CMD1, 2, cmd); + if ((ret < 0) || (cmd[1] & HIF_REG_PHY_CMD2_READY_FLAG_BIT)) + break; + ret = -EIO; + msleep(1); + } + if (ret < 0) + goto out; + + /* read actual register contents */ + ret = mcs7830_get_reg(dev, HIF_REG_PHY_DATA, 2, &val); + if (ret < 0) + goto out; + ret = le16_to_cpu(val); + dev_dbg(&dev->udev->dev, "read PHY reg %02x: %04x (%d tries)\n", + index, val, i); +out: + mutex_unlock(&dev->phy_mutex); + return ret; +} + +static int mcs7830_write_phy(struct usbnet *dev, u8 index, u16 val) +{ + int ret; + int i; + __le16 le_val; + + u8 cmd[2] = { + HIF_REG_PHY_CMD1_WRITE | HIF_REG_PHY_CMD1_PHYADDR, + HIF_REG_PHY_CMD2_PEND_FLAG_BIT | (index & 0x1F), + }; + + mutex_lock(&dev->phy_mutex); + + /* write the new register contents */ + le_val = cpu_to_le16(val); + ret = mcs7830_set_reg(dev, HIF_REG_PHY_DATA, 2, &le_val); + if (ret < 0) + goto out; + + /* write the MII command */ + ret = mcs7830_set_reg(dev, HIF_REG_PHY_CMD1, 2, cmd); + if (ret < 0) + goto out; + + /* wait for the command to be accepted by the PHY */ + for (i = 0; i < 10; i++) { + ret = mcs7830_get_reg(dev, HIF_REG_PHY_CMD1, 2, cmd); + if ((ret < 0) || (cmd[1] & HIF_REG_PHY_CMD2_READY_FLAG_BIT)) + break; + ret = -EIO; + msleep(1); + } + if (ret < 0) + goto out; + + ret = 0; + dev_dbg(&dev->udev->dev, "write PHY reg %02x: %04x (%d tries)\n", + index, val, i); +out: + mutex_unlock(&dev->phy_mutex); + return ret; +} + +/* + * This algorithm comes from the original mcs7830 version 1.4 driver, + * not sure if it is needed. + */ +static int mcs7830_set_autoneg(struct usbnet *dev, int ptrUserPhyMode) +{ + int ret; + /* Enable all media types */ + ret = mcs7830_write_phy(dev, MII_ADVERTISE, MCS7830_MII_ADVERTISE); + + /* First reset BMCR */ + if (!ret) + ret = mcs7830_write_phy(dev, MII_BMCR, 0x0000); + /* Enable Auto Neg */ + if (!ret) + ret = mcs7830_write_phy(dev, MII_BMCR, BMCR_ANENABLE); + /* Restart Auto Neg (Keep the Enable Auto Neg Bit Set) */ + if (!ret) + ret = mcs7830_write_phy(dev, MII_BMCR, + BMCR_ANENABLE | BMCR_ANRESTART ); + return ret < 0 ? : 0; +} + + +/* + * if we can read register 22, the chip revision is C or higher + */ +static int mcs7830_get_rev(struct usbnet *dev) +{ + u8 dummy[2]; + int ret; + ret = mcs7830_get_reg(dev, HIF_REG_22, 2, dummy); + if (ret > 0) + return 2; /* Rev C or later */ + return 1; /* earlier revision */ +} + +/* + * On rev. C we need to set the pause threshold + */ +static void mcs7830_rev_C_fixup(struct usbnet *dev) +{ + u8 pause_threshold = HIF_REG_PAUSE_THRESHOLD_DEFAULT; + int retry; + + for (retry = 0; retry < 2; retry++) { + if (mcs7830_get_rev(dev) == 2) { + dev_info(&dev->udev->dev, "applying rev.C fixup\n"); + mcs7830_set_reg(dev, HIF_REG_PAUSE_THRESHOLD, + 1, &pause_threshold); + } + msleep(1); + } +} + +static int mcs7830_init_dev(struct usbnet *dev) +{ + int ret; + int retry; + + /* Read MAC address from EEPROM */ + ret = -EINVAL; + for (retry = 0; retry < 5 && ret; retry++) + ret = mcs7830_get_address(dev); + if (ret) { + dev_warn(&dev->udev->dev, "Cannot read MAC address\n"); + goto out; + } + + /* Set up PHY */ + ret = mcs7830_set_autoneg(dev, 0); + if (ret) { + dev_info(&dev->udev->dev, "Cannot set autoneg\n"); + goto out; + } + + mcs7830_rev_C_fixup(dev); + ret = 0; +out: + return ret; +} + +static int mcs7830_mdio_read(struct net_device *netdev, int phy_id, + int location) +{ + struct usbnet *dev = netdev->priv; + return mcs7830_read_phy(dev, location); +} + +static void mcs7830_mdio_write(struct net_device *netdev, int phy_id, + int location, int val) +{ + struct usbnet *dev = netdev->priv; + mcs7830_write_phy(dev, location, val); +} + +static int mcs7830_ioctl(struct net_device *net, struct ifreq *rq, int cmd) +{ + struct usbnet *dev = netdev_priv(net); + return generic_mii_ioctl(&dev->mii, if_mii(rq), cmd, NULL); +} + +/* credits go to asix_set_multicast */ +static void mcs7830_set_multicast(struct net_device *net) +{ + struct usbnet *dev = netdev_priv(net); + struct mcs7830_data *data = (struct mcs7830_data *)&dev->data; + + data->config = HIF_REG_CONFIG_TXENABLE; + + /* this should not be needed, but it doesn't work otherwise */ + data->config |= HIF_REG_CONFIG_ALLMULTICAST; + + if (net->flags & IFF_PROMISC) { + data->config |= HIF_REG_CONFIG_PROMISCIOUS; + } else if (net->flags & IFF_ALLMULTI + || net->mc_count > MCS7830_MAX_MCAST) { + data->config |= HIF_REG_CONFIG_ALLMULTICAST; + } else if (net->mc_count == 0) { + /* just broadcast and directed */ + } else { + /* We use the 20 byte dev->data + * for our 8 byte filter buffer + * to avoid allocating memory that + * is tricky to free later */ + struct dev_mc_list *mc_list = net->mc_list; + u32 crc_bits; + int i; + + memset(data->multi_filter, 0, sizeof data->multi_filter); + + /* Build the multicast hash filter. */ + for (i = 0; i < net->mc_count; i++) { + crc_bits = ether_crc(ETH_ALEN, mc_list->dmi_addr) >> 26; + data->multi_filter[crc_bits >> 3] |= 1 << (crc_bits & 7); + mc_list = mc_list->next; + } + + mcs7830_set_reg_async(dev, HIF_REG_MULTICAST_HASH, + sizeof data->multi_filter, + data->multi_filter); + } + + mcs7830_set_reg_async(dev, HIF_REG_CONFIG, 1, &data->config); +} + +static int mcs7830_get_regs_len(struct net_device *net) +{ + struct usbnet *dev = netdev_priv(net); + + switch (mcs7830_get_rev(dev)) { + case 1: + return 21; + case 2: + return 32; + } + return 0; +} + +static void mcs7830_get_drvinfo(struct net_device *net, struct ethtool_drvinfo *drvinfo) +{ + usbnet_get_drvinfo(net, drvinfo); + drvinfo->regdump_len = mcs7830_get_regs_len(net); +} + +static void mcs7830_get_regs(struct net_device *net, struct ethtool_regs *regs, void *data) +{ + struct usbnet *dev = netdev_priv(net); + + regs->version = mcs7830_get_rev(dev); + mcs7830_get_reg(dev, 0, regs->len, data); +} + +static struct ethtool_ops mcs7830_ethtool_ops = { + .get_drvinfo = mcs7830_get_drvinfo, + .get_regs_len = mcs7830_get_regs_len, + .get_regs = mcs7830_get_regs, + + /* common usbnet calls */ + .get_link = usbnet_get_link, + .get_msglevel = usbnet_get_msglevel, + .set_msglevel = usbnet_set_msglevel, + .get_settings = usbnet_get_settings, + .set_settings = usbnet_set_settings, + .nway_reset = usbnet_nway_reset, +}; + +static int mcs7830_bind(struct usbnet *dev, struct usb_interface *udev) +{ + struct net_device *net = dev->net; + int ret; + + ret = mcs7830_init_dev(dev); + if (ret) + goto out; + + net->do_ioctl = mcs7830_ioctl; + net->ethtool_ops = &mcs7830_ethtool_ops; + net->set_multicast_list = mcs7830_set_multicast; + mcs7830_set_multicast(net); + + /* reserve space for the status byte on rx */ + dev->rx_urb_size = ETH_FRAME_LEN + 1; + + dev->mii.mdio_read = mcs7830_mdio_read; + dev->mii.mdio_write = mcs7830_mdio_write; + dev->mii.dev = net; + dev->mii.phy_id_mask = 0x3f; + dev->mii.reg_num_mask = 0x1f; + dev->mii.phy_id = *((u8 *) net->dev_addr + 1); + + ret = usbnet_get_endpoints(dev, udev); +out: + return ret; +} + +/* The chip always appends a status bytes that we need to strip */ +static int mcs7830_rx_fixup(struct usbnet *dev, struct sk_buff *skb) +{ + u8 status; + + if (skb->len == 0) { + dev_err(&dev->udev->dev, "unexpected empty rx frame\n"); + return 0; + } + + skb_trim(skb, skb->len - 1); + status = skb->data[skb->len]; + + if (status != 0x20) + dev_dbg(&dev->udev->dev, "rx fixup status %x\n", status); + + return skb->len > 0; +} + +static const struct driver_info moschip_info = { + .description = "MOSCHIP 7830 usb-NET adapter", + .bind = mcs7830_bind, + .rx_fixup = mcs7830_rx_fixup, + .flags = FLAG_ETHER, + .in = 1, + .out = 2, +}; + +static const struct usb_device_id products[] = { + { + USB_DEVICE(MCS7830_VENDOR_ID, MCS7830_PRODUCT_ID), + .driver_info = (unsigned long) &moschip_info, + }, + {}, +}; +MODULE_DEVICE_TABLE(usb, products); + +static struct usb_driver mcs7830_driver = { + .name = driver_name, + .id_table = products, + .probe = usbnet_probe, + .disconnect = usbnet_disconnect, + .suspend = usbnet_suspend, + .resume = usbnet_resume, +}; + +static int __init mcs7830_init(void) +{ + return usb_register(&mcs7830_driver); +} +module_init(mcs7830_init); + +static void __exit mcs7830_exit(void) +{ + usb_deregister(&mcs7830_driver); +} +module_exit(mcs7830_exit); + +MODULE_DESCRIPTION("USB to network adapter MCS7830)"); +MODULE_LICENSE("GPL"); diff --git a/drivers/usb/net/net1080.c b/drivers/usb/net/net1080.c index ce00de8f13a1..a77410562e12 100644 --- a/drivers/usb/net/net1080.c +++ b/drivers/usb/net/net1080.c @@ -237,12 +237,12 @@ static inline void nc_dump_usbctl(struct usbnet *dev, u16 usbctl) #define STATUS_CONN_OTHER (1 << 14) #define STATUS_SUSPEND_OTHER (1 << 13) #define STATUS_MAILBOX_OTHER (1 << 12) -#define STATUS_PACKETS_OTHER(n) (((n) >> 8) && 0x03) +#define STATUS_PACKETS_OTHER(n) (((n) >> 8) & 0x03) #define STATUS_CONN_THIS (1 << 6) #define STATUS_SUSPEND_THIS (1 << 5) #define STATUS_MAILBOX_THIS (1 << 4) -#define STATUS_PACKETS_THIS(n) (((n) >> 0) && 0x03) +#define STATUS_PACKETS_THIS(n) (((n) >> 0) & 0x03) #define STATUS_UNSPEC_MASK 0x0c8c #define STATUS_NOISE_MASK ((u16)~(0x0303|STATUS_UNSPEC_MASK)) diff --git a/drivers/usb/net/pegasus.c b/drivers/usb/net/pegasus.c index 33abbd2176b6..69eb0db399df 100644 --- a/drivers/usb/net/pegasus.c +++ b/drivers/usb/net/pegasus.c @@ -163,6 +163,7 @@ static int get_registers(pegasus_t * pegasus, __u16 indx, __u16 size, /* using ATOMIC, we'd never wake up if we slept */ if ((ret = usb_submit_urb(pegasus->ctrl_urb, GFP_ATOMIC))) { + set_current_state(TASK_RUNNING); if (ret == -ENODEV) netif_device_detach(pegasus->net); if (netif_msg_drv(pegasus)) diff --git a/drivers/usb/net/usbnet.c b/drivers/usb/net/usbnet.c index 24bd3486ee63..7672e11c94c4 100644 --- a/drivers/usb/net/usbnet.c +++ b/drivers/usb/net/usbnet.c @@ -116,7 +116,7 @@ int usbnet_get_endpoints(struct usbnet *dev, struct usb_interface *intf) e = alt->endpoint + ep; switch (e->desc.bmAttributes) { case USB_ENDPOINT_XFER_INT: - if (!(e->desc.bEndpointAddress & USB_DIR_IN)) + if (!usb_endpoint_dir_in(&e->desc)) continue; intr = 1; /* FALLTHROUGH */ @@ -125,7 +125,7 @@ int usbnet_get_endpoints(struct usbnet *dev, struct usb_interface *intf) default: continue; } - if (e->desc.bEndpointAddress & USB_DIR_IN) { + if (usb_endpoint_dir_in(&e->desc)) { if (!intr && !in) in = e; else if (intr && !status) @@ -554,7 +554,7 @@ static int usbnet_stop (struct net_device *net) { struct usbnet *dev = netdev_priv(net); int temp; - DECLARE_WAIT_QUEUE_HEAD (unlink_wakeup); + DECLARE_WAIT_QUEUE_HEAD_ONSTACK (unlink_wakeup); DECLARE_WAITQUEUE (wait, current); netif_stop_queue (net); @@ -669,20 +669,40 @@ done: * they'll probably want to use this base set. */ -void usbnet_get_drvinfo (struct net_device *net, struct ethtool_drvinfo *info) +#if defined(CONFIG_MII) || defined(CONFIG_MII_MODULE) +#define HAVE_MII + +int usbnet_get_settings (struct net_device *net, struct ethtool_cmd *cmd) { struct usbnet *dev = netdev_priv(net); - /* REVISIT don't always return "usbnet" */ - strncpy (info->driver, driver_name, sizeof info->driver); - strncpy (info->version, DRIVER_VERSION, sizeof info->version); - strncpy (info->fw_version, dev->driver_info->description, - sizeof info->fw_version); - usb_make_path (dev->udev, info->bus_info, sizeof info->bus_info); + if (!dev->mii.mdio_read) + return -EOPNOTSUPP; + + return mii_ethtool_gset(&dev->mii, cmd); } -EXPORT_SYMBOL_GPL(usbnet_get_drvinfo); +EXPORT_SYMBOL_GPL(usbnet_get_settings); + +int usbnet_set_settings (struct net_device *net, struct ethtool_cmd *cmd) +{ + struct usbnet *dev = netdev_priv(net); + int retval; + + if (!dev->mii.mdio_write) + return -EOPNOTSUPP; -static u32 usbnet_get_link (struct net_device *net) + retval = mii_ethtool_sset(&dev->mii, cmd); + + /* link speed/duplex might have changed */ + if (dev->driver_info->link_reset) + dev->driver_info->link_reset(dev); + + return retval; + +} +EXPORT_SYMBOL_GPL(usbnet_set_settings); + +u32 usbnet_get_link (struct net_device *net) { struct usbnet *dev = netdev_priv(net); @@ -690,9 +710,40 @@ static u32 usbnet_get_link (struct net_device *net) if (dev->driver_info->check_connect) return dev->driver_info->check_connect (dev) == 0; + /* if the device has mii operations, use those */ + if (dev->mii.mdio_read) + return mii_link_ok(&dev->mii); + /* Otherwise, say we're up (to avoid breaking scripts) */ return 1; } +EXPORT_SYMBOL_GPL(usbnet_get_link); + +int usbnet_nway_reset(struct net_device *net) +{ + struct usbnet *dev = netdev_priv(net); + + if (!dev->mii.mdio_write) + return -EOPNOTSUPP; + + return mii_nway_restart(&dev->mii); +} +EXPORT_SYMBOL_GPL(usbnet_nway_reset); + +#endif /* HAVE_MII */ + +void usbnet_get_drvinfo (struct net_device *net, struct ethtool_drvinfo *info) +{ + struct usbnet *dev = netdev_priv(net); + + /* REVISIT don't always return "usbnet" */ + strncpy (info->driver, driver_name, sizeof info->driver); + strncpy (info->version, DRIVER_VERSION, sizeof info->version); + strncpy (info->fw_version, dev->driver_info->description, + sizeof info->fw_version); + usb_make_path (dev->udev, info->bus_info, sizeof info->bus_info); +} +EXPORT_SYMBOL_GPL(usbnet_get_drvinfo); u32 usbnet_get_msglevel (struct net_device *net) { @@ -712,8 +763,13 @@ EXPORT_SYMBOL_GPL(usbnet_set_msglevel); /* drivers may override default ethtool_ops in their bind() routine */ static struct ethtool_ops usbnet_ethtool_ops = { - .get_drvinfo = usbnet_get_drvinfo, +#ifdef HAVE_MII + .get_settings = usbnet_get_settings, + .set_settings = usbnet_set_settings, .get_link = usbnet_get_link, + .nway_reset = usbnet_nway_reset, +#endif + .get_drvinfo = usbnet_get_drvinfo, .get_msglevel = usbnet_get_msglevel, .set_msglevel = usbnet_set_msglevel, }; @@ -1094,6 +1150,7 @@ usbnet_probe (struct usb_interface *udev, const struct usb_device_id *prod) dev->delay.function = usbnet_bh; dev->delay.data = (unsigned long) dev; init_timer (&dev->delay); + mutex_init (&dev->phy_mutex); SET_MODULE_OWNER (net); dev->net = net; @@ -1225,7 +1282,7 @@ EXPORT_SYMBOL_GPL(usbnet_resume); static int __init usbnet_init(void) { /* compiler should optimize this out */ - BUG_ON (sizeof (((struct sk_buff *)0)->cb) + BUILD_BUG_ON (sizeof (((struct sk_buff *)0)->cb) < sizeof (struct skb_data)); random_ether_addr(node_id); diff --git a/drivers/usb/net/usbnet.h b/drivers/usb/net/usbnet.h index c0746f0454af..07c70abbe0ec 100644 --- a/drivers/usb/net/usbnet.h +++ b/drivers/usb/net/usbnet.h @@ -30,6 +30,7 @@ struct usbnet { struct usb_device *udev; struct driver_info *driver_info; wait_queue_head_t *wait; + struct mutex phy_mutex; /* i/o info: pipes etc */ unsigned in, out; @@ -168,9 +169,13 @@ extern void usbnet_defer_kevent (struct usbnet *, int); extern void usbnet_skb_return (struct usbnet *, struct sk_buff *); extern void usbnet_unlink_rx_urbs(struct usbnet *); +extern int usbnet_get_settings (struct net_device *net, struct ethtool_cmd *cmd); +extern int usbnet_set_settings (struct net_device *net, struct ethtool_cmd *cmd); +extern u32 usbnet_get_link (struct net_device *net); extern u32 usbnet_get_msglevel (struct net_device *); extern void usbnet_set_msglevel (struct net_device *, u32); extern void usbnet_get_drvinfo (struct net_device *, struct ethtool_drvinfo *); +extern int usbnet_nway_reset(struct net_device *net); /* messaging support includes the interface name, so it must not be * used before it has one ... notably, in minidriver bind() calls. diff --git a/drivers/usb/serial/Kconfig b/drivers/usb/serial/Kconfig index 5076b9d97057..2f4d303ee36f 100644 --- a/drivers/usb/serial/Kconfig +++ b/drivers/usb/serial/Kconfig @@ -54,10 +54,10 @@ config USB_SERIAL_GENERIC properly. config USB_SERIAL_AIRCABLE - tristate "AIRcable USB Bluetooth Dongle Driver (EXPERIMENTAL)" + tristate "USB AIRcable Bluetooth Dongle Driver (EXPERIMENTAL)" depends on USB_SERIAL && EXPERIMENTAL help - Say Y here if you want to use AIRcable USB Bluetoot Dongle. + Say Y here if you want to use USB AIRcable Bluetooth Dongle. To compile this driver as a module, choose M here: the module will be called aircable. @@ -422,6 +422,16 @@ config USB_SERIAL_MCT_U232 To compile this driver as a module, choose M here: the module will be called mct_u232. +config USB_SERIAL_MOS7720 + tristate "USB Moschip 7720 Single Port Serial Driver" + depends on USB_SERIAL + ---help--- + Say Y here if you want to use a USB Serial single port adapter from + Moschip Semiconductor Tech. + + To compile this driver as a module, choose M here: the + module will be called mos7720. + config USB_SERIAL_MOS7840 tristate "USB Moschip 7840/7820 USB Serial Driver" depends on USB_SERIAL @@ -527,8 +537,7 @@ config USB_SERIAL_OPTION The USB bus on these cards is not accessible externally. Supported devices include (some of?) those made by: - Option, Huawei, Audiovox, Sierra Wireless, Novatel Wireless, or - Anydata. + Option, Huawei, Audiovox, Novatel Wireless, or Anydata. To compile this driver as a module, choose M here: the module will be called option. @@ -545,6 +554,17 @@ config USB_SERIAL_OMNINET To compile this driver as a module, choose M here: the module will be called omninet. +config USB_SERIAL_DEBUG + tristate "USB Debugging Device" + depends on USB_SERIAL + help + Say Y here if you have a USB debugging device used to recieve + debugging data from another machine. The most common of these + devices is the NetChip TurboCONNECT device. + + To compile this driver as a module, choose M here: the + module will be called usb-debug. + config USB_EZUSB bool depends on USB_SERIAL_KEYSPAN_PDA || USB_SERIAL_XIRCOM || USB_SERIAL_KEYSPAN || USB_SERIAL_WHITEHEAT diff --git a/drivers/usb/serial/Makefile b/drivers/usb/serial/Makefile index 8dce83340e31..61166ad450e6 100644 --- a/drivers/usb/serial/Makefile +++ b/drivers/usb/serial/Makefile @@ -18,6 +18,7 @@ obj-$(CONFIG_USB_SERIAL_BELKIN) += belkin_sa.o obj-$(CONFIG_USB_SERIAL_CP2101) += cp2101.o obj-$(CONFIG_USB_SERIAL_CYBERJACK) += cyberjack.o obj-$(CONFIG_USB_SERIAL_CYPRESS_M8) += cypress_m8.o +obj-$(CONFIG_USB_SERIAL_DEBUG) += usb_debug.o obj-$(CONFIG_USB_SERIAL_DIGI_ACCELEPORT) += digi_acceleport.o obj-$(CONFIG_USB_SERIAL_EDGEPORT) += io_edgeport.o obj-$(CONFIG_USB_SERIAL_EDGEPORT_TI) += io_ti.o @@ -34,6 +35,7 @@ obj-$(CONFIG_USB_SERIAL_KEYSPAN_PDA) += keyspan_pda.o obj-$(CONFIG_USB_SERIAL_KLSI) += kl5kusb105.o obj-$(CONFIG_USB_SERIAL_KOBIL_SCT) += kobil_sct.o obj-$(CONFIG_USB_SERIAL_MCT_U232) += mct_u232.o +obj-$(CONFIG_USB_SERIAL_MOS7720) += mos7720.o obj-$(CONFIG_USB_SERIAL_MOS7840) += mos7840.o obj-$(CONFIG_USB_SERIAL_NAVMAN) += navman.o obj-$(CONFIG_USB_SERIAL_OMNINET) += omninet.o diff --git a/drivers/usb/serial/aircable.c b/drivers/usb/serial/aircable.c index 812275509137..b1b5707bc99a 100644 --- a/drivers/usb/serial/aircable.c +++ b/drivers/usb/serial/aircable.c @@ -270,8 +270,11 @@ static void aircable_read(void *params) */ tty = port->tty; - if (!tty) + if (!tty) { schedule_work(&priv->rx_work); + err("%s - No tty available", __FUNCTION__); + return ; + } count = min(64, serial_buf_data_avail(priv->rx_buf)); @@ -305,9 +308,7 @@ static int aircable_probe(struct usb_serial *serial, for (i = 0; i < iface_desc->desc.bNumEndpoints; i++) { endpoint = &iface_desc->endpoint[i].desc; - if (((endpoint->bEndpointAddress & 0x80) == 0x00) && - ((endpoint->bmAttributes & 3) == 0x02)) { - /* we found our bulk out endpoint */ + if (usb_endpoint_is_bulk_out(endpoint)) { dbg("found bulk out on endpoint %d", i); ++num_bulk_out; } diff --git a/drivers/usb/serial/airprime.c b/drivers/usb/serial/airprime.c index 2c19f19b255c..96c73726d74a 100644 --- a/drivers/usb/serial/airprime.c +++ b/drivers/usb/serial/airprime.c @@ -18,12 +18,9 @@ static struct usb_device_id id_table [] = { { USB_DEVICE(0x0c88, 0x17da) }, /* Kyocera Wireless KPC650/Passport */ - { USB_DEVICE(0x0f3d, 0x0112) }, /* AirPrime CDMA Wireless PC Card */ - { USB_DEVICE(0x1199, 0x0017) }, /* Sierra Wireless EM5625 */ - { USB_DEVICE(0x1199, 0x0018) }, /* Sierra Wireless MC5720 */ - { USB_DEVICE(0x1199, 0x0112) }, /* Sierra Wireless Aircard 580 */ - { USB_DEVICE(0x1199, 0x0218) }, /* Sierra Wireless MC5720 */ { USB_DEVICE(0x1410, 0x1110) }, /* Novatel Wireless Merlin CDMA */ + { USB_DEVICE(0x1410, 0x1430) }, /* Novatel Merlin XU870 HSDPA/3G */ + { USB_DEVICE(0x1410, 0x1100) }, /* ExpressCard34 Qualcomm 3G CDMA */ { }, }; MODULE_DEVICE_TABLE(usb, id_table); @@ -133,6 +130,7 @@ static int airprime_open(struct usb_serial_port *port, struct file *filp) } urb = usb_alloc_urb(0, GFP_KERNEL); if (!urb) { + kfree(buffer); dev_err(&port->dev, "%s - no more urbs?\n", __FUNCTION__); result = -ENOMEM; diff --git a/drivers/usb/serial/ark3116.c b/drivers/usb/serial/ark3116.c index ca52f12f0e24..863966c1c5ac 100644 --- a/drivers/usb/serial/ark3116.c +++ b/drivers/usb/serial/ark3116.c @@ -85,10 +85,9 @@ static int ark3116_attach(struct usb_serial *serial) int i; for (i = 0; i < serial->num_ports; ++i) { - priv = kmalloc(sizeof (struct ark3116_private), GFP_KERNEL); + priv = kzalloc(sizeof(struct ark3116_private), GFP_KERNEL); if (!priv) goto cleanup; - memset(priv, 0x00, sizeof (struct ark3116_private)); spin_lock_init(&priv->lock); usb_set_serial_port_data(serial->port[i], priv); diff --git a/drivers/usb/serial/console.c b/drivers/usb/serial/console.c index 3a9073dbfe6a..7167728d764c 100644 --- a/drivers/usb/serial/console.c +++ b/drivers/usb/serial/console.c @@ -166,19 +166,17 @@ static int usb_console_setup(struct console *co, char *options) if (serial->type->set_termios) { /* build up a fake tty structure so that the open call has something * to look at to get the cflag value */ - tty = kmalloc (sizeof (*tty), GFP_KERNEL); + tty = kzalloc(sizeof(*tty), GFP_KERNEL); if (!tty) { err ("no more memory"); return -ENOMEM; } - termios = kmalloc (sizeof (*termios), GFP_KERNEL); + termios = kzalloc(sizeof(*termios), GFP_KERNEL); if (!termios) { err ("no more memory"); kfree (tty); return -ENOMEM; } - memset (tty, 0x00, sizeof(*tty)); - memset (termios, 0x00, sizeof(*termios)); termios->c_cflag = cflag; tty->termios = termios; port->tty = tty; diff --git a/drivers/usb/serial/cp2101.c b/drivers/usb/serial/cp2101.c index 486c7411b9a7..f95d42c0d16a 100644 --- a/drivers/usb/serial/cp2101.c +++ b/drivers/usb/serial/cp2101.c @@ -64,7 +64,11 @@ static struct usb_device_id id_table [] = { { USB_DEVICE(0x10C4, 0x80F6) }, /* Suunto sports instrument */ { USB_DEVICE(0x10C4, 0x813D) }, /* Burnside Telecom Deskmobile */ { USB_DEVICE(0x10C4, 0x815E) }, /* Helicomm IP-Link 1220-DVM */ + { USB_DEVICE(0x10C4, 0x81C8) }, /* Lipowsky Industrie Elektronik GmbH, Baby-JTAG */ + { USB_DEVICE(0x10C4, 0x81E2) }, /* Lipowsky Industrie Elektronik GmbH, Baby-LIN */ + { USB_DEVICE(0x10C4, 0x8218) }, /* Lipowsky Industrie Elektronik GmbH, HARP-1 */ { USB_DEVICE(0x10C4, 0xEA60) }, /* Silicon Labs factory default */ + { USB_DEVICE(0x10C4, 0xEA61) }, /* Silicon Labs factory default */ { USB_DEVICE(0x16D6, 0x0001) }, /* Jablotron serial interface */ { } /* Terminating Entry */ }; diff --git a/drivers/usb/serial/cypress_m8.c b/drivers/usb/serial/cypress_m8.c index f2e89a083659..093f303b3189 100644 --- a/drivers/usb/serial/cypress_m8.c +++ b/drivers/usb/serial/cypress_m8.c @@ -1684,15 +1684,14 @@ static int __init cypress_init(void) info(DRIVER_DESC " " DRIVER_VERSION); return 0; + failed_usb_register: - usb_deregister(&cypress_driver); -failed_ca42v2_register: usb_serial_deregister(&cypress_ca42v2_device); -failed_hidcom_register: +failed_ca42v2_register: usb_serial_deregister(&cypress_hidcom_device); -failed_em_register: +failed_hidcom_register: usb_serial_deregister(&cypress_earthmate_device); - +failed_em_register: return retval; } diff --git a/drivers/usb/serial/digi_acceleport.c b/drivers/usb/serial/digi_acceleport.c index bdb58100fc1d..5e3ac281a2f8 100644 --- a/drivers/usb/serial/digi_acceleport.c +++ b/drivers/usb/serial/digi_acceleport.c @@ -157,7 +157,7 @@ * to TASK_RUNNING will be lost and write_chan's subsequent call to * schedule() will never return (unless it catches a signal). * This race condition occurs because write_bulk_callback() (and thus -* the wakeup) are called asynchonously from an interrupt, rather than +* the wakeup) are called asynchronously from an interrupt, rather than * from the scheduler. We can avoid the race by calling the wakeup * from the scheduler queue and that's our fix: Now, at the end of * write_bulk_callback() we queue up a wakeup call on the scheduler diff --git a/drivers/usb/serial/ezusb.c b/drivers/usb/serial/ezusb.c index 5169c2d154ab..97ee718b1da2 100644 --- a/drivers/usb/serial/ezusb.c +++ b/drivers/usb/serial/ezusb.c @@ -31,12 +31,11 @@ int ezusb_writememory (struct usb_serial *serial, int address, unsigned char *da return -ENODEV; } - transfer_buffer = kmalloc (length, GFP_KERNEL); + transfer_buffer = kmemdup(data, length, GFP_KERNEL); if (!transfer_buffer) { dev_err(&serial->dev->dev, "%s - kmalloc(%d) failed.\n", __FUNCTION__, length); return -ENOMEM; } - memcpy (transfer_buffer, data, length); result = usb_control_msg (serial->dev, usb_sndctrlpipe(serial->dev, 0), bRequest, 0x40, address, 0, transfer_buffer, length, 3000); kfree (transfer_buffer); return result; diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c index d3dc1a15ec6c..89ce2775be15 100644 --- a/drivers/usb/serial/ftdi_sio.c +++ b/drivers/usb/serial/ftdi_sio.c @@ -1,16 +1,16 @@ /* * USB FTDI SIO driver * - * Copyright (C) 1999 - 2001 - * Greg Kroah-Hartman (greg@kroah.com) + * Copyright (C) 1999 - 2001 + * Greg Kroah-Hartman (greg@kroah.com) * Bill Ryder (bryder@sgi.com) * Copyright (C) 2002 * Kuba Ober (kuba@mareimbrium.org) * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. * * See Documentation/usb/usb-serial.txt for more information on using this driver * @@ -32,7 +32,7 @@ * Changed full name of USB-UIRT device to avoid "/" character. * Added FTDI's alternate PID (0x6006) for FT232/245 devices. * Added PID for "ELV USB Module UO100" from Stefan Frings. - * + * * (21/Oct/2003) Ian Abbott * Renamed some VID/PID macros for Matrix Orbital and Perle Systems * devices. Removed Matrix Orbital and Perle Systems devices from the @@ -69,7 +69,7 @@ * does not incure any measurable overhead. This also relies on the fact * that we have proper reference counting logic for urbs. I nicked this * from Greg KH's Visor driver. - * + * * (23/Jun/2003) Ian Abbott * Reduced flip buffer pushes and corrected a data length test in * ftdi_read_bulk_callback. @@ -77,7 +77,7 @@ * * (21/Jun/2003) Erik Nygren * Added support for Home Electronics Tira-1 IR transceiver using FT232BM chip. - * See <http://www.home-electro.com/tira1.htm>. Only operates properly + * See <http://www.home-electro.com/tira1.htm>. Only operates properly * at 100000 and RTS-CTS, so set custom divisor mode on startup. * Also force the Tira-1 and USB-UIRT to only use their custom baud rates. * @@ -137,17 +137,17 @@ * (17/Feb/2003) Bill Ryder * Added write urb buffer pool on a per device basis * Added more checking for open file on callbacks (fixed OOPS) - * Added CrystalFontz 632 and 634 PIDs + * Added CrystalFontz 632 and 634 PIDs * (thanx to CrystalFontz for the sample devices - they flushed out * some driver bugs) * Minor debugging message changes * Added throttle, unthrottle and chars_in_buffer functions * Fixed FTDI_SIO (the original device) bug * Fixed some shutdown handling - * - * - * - * + * + * + * + * * (07/Jun/2002) Kuba Ober * Changed FTDI_SIO_BASE_BAUD_TO_DIVISOR macro into ftdi_baud_to_divisor * function. It was getting too complex. @@ -158,7 +158,7 @@ * * (25/Jul/2002) Bill Ryder inserted Dmitri's TIOCMIWAIT patch * Not tested by me but it doesn't break anything I use. - * + * * (04/Jan/2002) Kuba Ober * Implemented 38400 baudrate kludge, where it can be substituted with other * values. That's the only way to set custom baudrates. @@ -179,7 +179,7 @@ * (the previous version caused panics) * Removed port iteration code since the device only has one I/O port and it * was wrong anyway. - * + * * (31/May/2001) gkh * Switched from using spinlock to a semaphore, which fixes lots of problems. * @@ -188,16 +188,16 @@ * Cleaned up comments for 8U232 * Added parity, framing and overrun error handling * Added receive break handling. - * + * * (04/08/2001) gb * Identify version on module load. - * + * * (18/March/2001) Bill Ryder * (Not released) * Added send break handling. (requires kernel patch too) * Fixed 8U232AM hardware RTS/CTS etc status reporting. * Added flipbuf fix copied from generic device - * + * * (12/3/2000) Bill Ryder * Added support for 8U232AM device. * Moved PID and VIDs into header file only. @@ -211,14 +211,14 @@ * Cleaned up comments. Removed multiple PID/VID definitions. * Factorised cts/dtr code * Made use of __FUNCTION__ in dbg's - * + * * (11/01/2000) Adam J. Richter * usb_device_id table support - * + * * (10/05/2000) gkh * Fixed bug with urb->dev not being set properly, now that the usb * core needs it. - * + * * (09/11/2000) gkh * Removed DEBUG #ifdefs with call to usb_serial_debug_data * @@ -226,11 +226,11 @@ * Added module_init and module_exit functions to handle the fact that this * driver is a loadable module now. * - * (04/04/2000) Bill Ryder + * (04/04/2000) Bill Ryder * Fixed bugs in TCGET/TCSET ioctls (by removing them - they are * handled elsewhere in the tty io driver chain). * - * (03/30/2000) Bill Ryder + * (03/30/2000) Bill Ryder * Implemented lots of ioctls * Fixed a race condition in write * Changed some dbg's to errs @@ -311,6 +311,7 @@ static struct usb_device_id id_table_combined [] = { { USB_DEVICE(FTDI_VID, FTDI_ACTZWAVE_PID) }, { USB_DEVICE(FTDI_VID, FTDI_IRTRANS_PID) }, { USB_DEVICE(FTDI_VID, FTDI_IPLUS_PID) }, + { USB_DEVICE(FTDI_VID, FTDI_DMX4ALL) }, { USB_DEVICE(FTDI_VID, FTDI_SIO_PID) }, { USB_DEVICE(FTDI_VID, FTDI_8U232AM_PID) }, { USB_DEVICE(FTDI_VID, FTDI_8U232AM_ALT_PID) }, @@ -444,13 +445,13 @@ static struct usb_device_id id_table_combined [] = { /* { USB_DEVICE(FTDI_VID, FTDI_ELV_WS300PC_PID) }, */ /* { USB_DEVICE(FTDI_VID, FTDI_ELV_FHZ1300PC_PID) }, */ /* { USB_DEVICE(FTDI_VID, FTDI_ELV_WS500_PID) }, */ - { USB_DEVICE(FTDI_VID, LINX_SDMUSBQSS_PID) }, - { USB_DEVICE(FTDI_VID, LINX_MASTERDEVEL2_PID) }, - { USB_DEVICE(FTDI_VID, LINX_FUTURE_0_PID) }, - { USB_DEVICE(FTDI_VID, LINX_FUTURE_1_PID) }, - { USB_DEVICE(FTDI_VID, LINX_FUTURE_2_PID) }, - { USB_DEVICE(FTDI_VID, FTDI_CCSICDU20_0_PID) }, - { USB_DEVICE(FTDI_VID, FTDI_CCSICDU40_1_PID) }, + { USB_DEVICE(FTDI_VID, LINX_SDMUSBQSS_PID) }, + { USB_DEVICE(FTDI_VID, LINX_MASTERDEVEL2_PID) }, + { USB_DEVICE(FTDI_VID, LINX_FUTURE_0_PID) }, + { USB_DEVICE(FTDI_VID, LINX_FUTURE_1_PID) }, + { USB_DEVICE(FTDI_VID, LINX_FUTURE_2_PID) }, + { USB_DEVICE(FTDI_VID, FTDI_CCSICDU20_0_PID) }, + { USB_DEVICE(FTDI_VID, FTDI_CCSICDU40_1_PID) }, { USB_DEVICE(FTDI_VID, INSIDE_ACCESSO) }, { USB_DEVICE(INTREPID_VID, INTREPID_VALUECAN_PID) }, { USB_DEVICE(INTREPID_VID, INTREPID_NEOVI_PID) }, @@ -511,6 +512,7 @@ static struct usb_device_id id_table_combined [] = { { USB_DEVICE(FTDI_VID, FTDI_TACTRIX_OPENPORT_13M_PID) }, { USB_DEVICE(FTDI_VID, FTDI_TACTRIX_OPENPORT_13S_PID) }, { USB_DEVICE(FTDI_VID, FTDI_TACTRIX_OPENPORT_13U_PID) }, + { USB_DEVICE(ELEKTOR_VID, ELEKTOR_FT323R_PID) }, { }, /* Optional parameter entry */ { } /* Terminating entry */ }; @@ -522,7 +524,7 @@ static struct usb_driver ftdi_driver = { .probe = usb_serial_probe, .disconnect = usb_serial_disconnect, .id_table = id_table_combined, - .no_dynamic_id = 1, + .no_dynamic_id = 1, }; static const char *ftdi_chip_name[] = { @@ -548,13 +550,13 @@ struct ftdi_private { int custom_divisor; /* custom_divisor kludge, this is for baud_base (different from what goes to the chip!) */ __u16 last_set_data_urb_value ; /* the last data state set - needed for doing a break */ - int write_offset; /* This is the offset in the usb data block to write the serial data - + int write_offset; /* This is the offset in the usb data block to write the serial data - * it is different between devices */ int flags; /* some ASYNC_xxxx flags are supported */ unsigned long last_dtr_rts; /* saved modem control outputs */ wait_queue_head_t delta_msr_wait; /* Used for TIOCMIWAIT */ - char prev_status, diff_status; /* Used for TIOCMIWAIT */ + char prev_status, diff_status; /* Used for TIOCMIWAIT */ __u8 rx_flags; /* receive state flags (throttling) */ spinlock_t rx_lock; /* spinlock for receive state */ struct work_struct rx_work; @@ -721,7 +723,7 @@ static int update_mctrl(struct usb_serial_port *port, unsigned int set, unsigned urb_value |= FTDI_SIO_SET_RTS_HIGH; rv = usb_control_msg(port->serial->dev, usb_sndctrlpipe(port->serial->dev, 0), - FTDI_SIO_SET_MODEM_CTRL_REQUEST, + FTDI_SIO_SET_MODEM_CTRL_REQUEST, FTDI_SIO_SET_MODEM_CTRL_REQUEST_TYPE, urb_value, priv->interface, buf, 0, WDR_TIMEOUT); @@ -768,7 +770,7 @@ static int change_speed(struct usb_serial_port *port) if (priv->interface) { /* FT2232C */ urb_index = (__u16)((urb_index << 8) | priv->interface); } - + rv = usb_control_msg(port->serial->dev, usb_sndctrlpipe(port->serial->dev, 0), FTDI_SIO_SET_BAUDRATE_REQUEST, @@ -827,7 +829,7 @@ static __u32 get_ftdi_divisor(struct usb_serial_port * port) /* 3. Convert baudrate to device-specific divisor */ - if (!baud) baud = 9600; + if (!baud) baud = 9600; switch(priv->chip_type) { case SIO: /* SIO chip */ switch(baud) { @@ -843,7 +845,7 @@ static __u32 get_ftdi_divisor(struct usb_serial_port * port) case 115200: div_value = ftdi_sio_b115200; break; } /* baud */ if (div_value == 0) { - dbg("%s - Baudrate (%d) requested is not supported", __FUNCTION__, baud); + dbg("%s - Baudrate (%d) requested is not supported", __FUNCTION__, baud); div_value = ftdi_sio_b9600; div_okay = 0; } @@ -925,7 +927,7 @@ static int set_serial_info(struct usb_serial_port * port, struct serial_struct _ /* Make the changes - these are privileged changes! */ priv->flags = ((priv->flags & ~ASYNC_FLAGS) | - (new_serial.flags & ASYNC_FLAGS)); + (new_serial.flags & ASYNC_FLAGS)); priv->custom_divisor = new_serial.custom_divisor; port->tty->low_latency = (priv->flags & ASYNC_LOW_LATENCY) ? 1 : 0; @@ -950,7 +952,7 @@ check_and_exit: (old_priv.custom_divisor != priv->custom_divisor))) { change_speed(port); } - + return (0); } /* set_serial_info */ @@ -1022,18 +1024,18 @@ static ssize_t show_latency_timer(struct device *dev, struct device_attribute *a struct usb_device *udev; unsigned short latency = 0; int rv = 0; - + udev = to_usb_device(dev); - + dbg("%s",__FUNCTION__); - + rv = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0), FTDI_SIO_GET_LATENCY_TIMER_REQUEST, FTDI_SIO_GET_LATENCY_TIMER_REQUEST_TYPE, - 0, priv->interface, + 0, priv->interface, (char*) &latency, 1, WDR_TIMEOUT); - + if (rv < 0) { dev_err(dev, "Unable to read latency timer: %i", rv); return -EIO; @@ -1051,23 +1053,23 @@ static ssize_t store_latency_timer(struct device *dev, struct device_attribute * char buf[1]; int v = simple_strtoul(valbuf, NULL, 10); int rv = 0; - + udev = to_usb_device(dev); - + dbg("%s: setting latency timer = %i", __FUNCTION__, v); - + rv = usb_control_msg(udev, usb_sndctrlpipe(udev, 0), FTDI_SIO_SET_LATENCY_TIMER_REQUEST, FTDI_SIO_SET_LATENCY_TIMER_REQUEST_TYPE, - v, priv->interface, + v, priv->interface, buf, 0, WDR_TIMEOUT); - + if (rv < 0) { dev_err(dev, "Unable to write latency timer: %i", rv); return -EIO; } - + return count; } @@ -1082,23 +1084,23 @@ static ssize_t store_event_char(struct device *dev, struct device_attribute *att char buf[1]; int v = simple_strtoul(valbuf, NULL, 10); int rv = 0; - + udev = to_usb_device(dev); - + dbg("%s: setting event char = %i", __FUNCTION__, v); - + rv = usb_control_msg(udev, usb_sndctrlpipe(udev, 0), FTDI_SIO_SET_EVENT_CHAR_REQUEST, FTDI_SIO_SET_EVENT_CHAR_REQUEST_TYPE, - v, priv->interface, + v, priv->interface, buf, 0, WDR_TIMEOUT); - + if (rv < 0) { dbg("Unable to write event character: %i", rv); return -EIO; } - + return count; } @@ -1135,11 +1137,11 @@ static void remove_sysfs_attrs(struct usb_serial *serial) struct ftdi_private *priv; struct usb_device *udev; - dbg("%s",__FUNCTION__); + dbg("%s",__FUNCTION__); priv = usb_get_serial_port_data(serial->port[0]); udev = serial->dev; - + /* XXX see create_sysfs_attrs */ if (priv->chip_type != SIO) { device_remove_file(&udev->dev, &dev_attr_event_char); @@ -1147,7 +1149,7 @@ static void remove_sysfs_attrs(struct usb_serial *serial) device_remove_file(&udev->dev, &dev_attr_latency_timer); } } - + } /* @@ -1258,7 +1260,7 @@ static void ftdi_HE_TIRA1_setup (struct usb_serial *serial) } /* ftdi_HE_TIRA1_setup */ -/* ftdi_shutdown is called from usbserial:usb_serial_disconnect +/* ftdi_shutdown is called from usbserial:usb_serial_disconnect * it is called when the usb device is disconnected * * usbserial:usb_serial_disconnect @@ -1269,16 +1271,16 @@ static void ftdi_HE_TIRA1_setup (struct usb_serial *serial) static void ftdi_shutdown (struct usb_serial *serial) { /* ftdi_shutdown */ - + struct usb_serial_port *port = serial->port[0]; struct ftdi_private *priv = usb_get_serial_port_data(port); dbg("%s", __FUNCTION__); remove_sysfs_attrs(serial); - - /* all open ports are closed at this point - * (by usbserial.c:__serial_close, which calls ftdi_close) + + /* all open ports are closed at this point + * (by usbserial.c:__serial_close, which calls ftdi_close) */ if (priv) { @@ -1293,7 +1295,7 @@ static int ftdi_open (struct usb_serial_port *port, struct file *filp) struct usb_device *dev = port->serial->dev; struct ftdi_private *priv = usb_get_serial_port_data(port); unsigned long flags; - + int result = 0; char buf[1]; /* Needed for the usb_control_msg I think */ @@ -1312,8 +1314,8 @@ static int ftdi_open (struct usb_serial_port *port, struct file *filp) /* No error checking for this (will get errors later anyway) */ /* See ftdi_sio.h for description of what is reset */ usb_control_msg(dev, usb_sndctrlpipe(dev, 0), - FTDI_SIO_RESET_REQUEST, FTDI_SIO_RESET_REQUEST_TYPE, - FTDI_SIO_RESET_SIO, + FTDI_SIO_RESET_REQUEST, FTDI_SIO_RESET_REQUEST_TYPE, + FTDI_SIO_RESET_SIO, priv->interface, buf, 0, WDR_TIMEOUT); /* Termios defaults are set by usb_serial_init. We don't change @@ -1350,12 +1352,12 @@ static int ftdi_open (struct usb_serial_port *port, struct file *filp) -/* +/* * usbserial:__serial_close only calls ftdi_close if the point is open * * This only gets called when it is the last close - * - * + * + * */ static void ftdi_close (struct usb_serial_port *port, struct file *filp) @@ -1368,14 +1370,14 @@ static void ftdi_close (struct usb_serial_port *port, struct file *filp) if (c_cflag & HUPCL){ /* Disable flow control */ - if (usb_control_msg(port->serial->dev, + if (usb_control_msg(port->serial->dev, usb_sndctrlpipe(port->serial->dev, 0), FTDI_SIO_SET_FLOW_CTRL_REQUEST, FTDI_SIO_SET_FLOW_CTRL_REQUEST_TYPE, 0, priv->interface, buf, 0, WDR_TIMEOUT) < 0) { err("error from flowcontrol urb"); - } + } /* drop RTS and DTR */ clear_mctrl(port, TIOCM_DTR | TIOCM_RTS); @@ -1384,14 +1386,13 @@ static void ftdi_close (struct usb_serial_port *port, struct file *filp) /* cancel any scheduled reading */ cancel_delayed_work(&priv->rx_work); flush_scheduled_work(); - + /* shutdown our bulk read */ - if (port->read_urb) - usb_kill_urb(port->read_urb); + usb_kill_urb(port->read_urb); } /* ftdi_close */ - + /* The SIO requires the first byte to have: * B0 1 * B1 0 @@ -1423,7 +1424,7 @@ static int ftdi_write (struct usb_serial_port *port, return 0; } spin_unlock_irqrestore(&priv->tx_lock, flags); - + data_offset = priv->write_offset; dbg("data_offset set to %d",data_offset); @@ -1462,7 +1463,7 @@ static int ftdi_write (struct usb_serial_port *port, user_pktsz = todo; } /* Write the control byte at the front of the packet*/ - *first_byte = 1 | ((user_pktsz) << 2); + *first_byte = 1 | ((user_pktsz) << 2); /* Copy data for packet */ memcpy (first_byte + data_offset, current_position, user_pktsz); @@ -1479,7 +1480,7 @@ static int ftdi_write (struct usb_serial_port *port, usb_serial_debug_data(debug, &port->dev, __FUNCTION__, transfer_size, buffer); /* fill the buffer and send it */ - usb_fill_bulk_urb(urb, port->serial->dev, + usb_fill_bulk_urb(urb, port->serial->dev, usb_sndbulkpipe(port->serial->dev, port->bulk_out_endpointAddress), buffer, transfer_size, ftdi_write_bulk_callback, port); @@ -1520,7 +1521,7 @@ static void ftdi_write_bulk_callback (struct urb *urb) kfree (urb->transfer_buffer); dbg("%s - port %d", __FUNCTION__, port->number); - + if (urb->status) { dbg("nonzero write bulk status received: %d", urb->status); return; @@ -1651,7 +1652,7 @@ static void ftdi_process_read (void *param) struct tty_struct *tty; struct ftdi_private *priv; char error_flag; - unsigned char *data; + unsigned char *data; int i; int result; @@ -1759,7 +1760,7 @@ static void ftdi_process_read (void *param) } if (length > 0) { for (i = 2; i < length+2; i++) { - /* Note that the error flag is duplicated for + /* Note that the error flag is duplicated for every character received since we don't know which character it applied to */ tty_insert_flip_char(tty, data[packet_offset+i], error_flag); @@ -1773,7 +1774,7 @@ static void ftdi_process_read (void *param) This doesn't work well since the application receives a never ending stream of bad data - even though new data hasn't been sent. Therefore I (bill) have taken this out. - However - this might make sense for framing errors and so on + However - this might make sense for framing errors and so on so I am leaving the code in for now. */ else { @@ -1827,7 +1828,7 @@ static void ftdi_process_read (void *param) /* if the port is closed stop trying to read */ if (port->open_count > 0){ /* Continue trying to always read */ - usb_fill_bulk_urb(port->read_urb, port->serial->dev, + usb_fill_bulk_urb(port->read_urb, port->serial->dev, usb_rcvbulkpipe(port->serial->dev, port->bulk_in_endpointAddress), port->read_urb->transfer_buffer, port->read_urb->transfer_buffer_length, ftdi_read_bulk_callback, port); @@ -1844,9 +1845,9 @@ static void ftdi_process_read (void *param) static void ftdi_break_ctl( struct usb_serial_port *port, int break_state ) { struct ftdi_private *priv = usb_get_serial_port_data(port); - __u16 urb_value = 0; + __u16 urb_value = 0; char buf[1]; - + /* break_state = -1 to turn on break, and 0 to turn off break */ /* see drivers/char/tty_io.c to see it used */ /* last_set_data_urb_value NEVER has the break bit set in it */ @@ -1854,20 +1855,20 @@ static void ftdi_break_ctl( struct usb_serial_port *port, int break_state ) if (break_state) { urb_value = priv->last_set_data_urb_value | FTDI_SIO_SET_BREAK; } else { - urb_value = priv->last_set_data_urb_value; + urb_value = priv->last_set_data_urb_value; } - + if (usb_control_msg(port->serial->dev, usb_sndctrlpipe(port->serial->dev, 0), - FTDI_SIO_SET_DATA_REQUEST, + FTDI_SIO_SET_DATA_REQUEST, FTDI_SIO_SET_DATA_REQUEST_TYPE, urb_value , priv->interface, buf, 0, WDR_TIMEOUT) < 0) { err("%s FAILED to enable/disable break state (state was %d)", __FUNCTION__,break_state); - } + } dbg("%s break state is %d - urb is %d", __FUNCTION__,break_state, urb_value); - + } @@ -1883,12 +1884,12 @@ static void ftdi_set_termios (struct usb_serial_port *port, struct termios *old_ struct ftdi_private *priv = usb_get_serial_port_data(port); __u16 urb_value; /* will hold the new flags */ char buf[1]; /* Perhaps I should dynamically alloc this? */ - + // Added for xon/xoff support unsigned int iflag = port->tty->termios->c_iflag; unsigned char vstop; unsigned char vstart; - + dbg("%s", __FUNCTION__); /* Force baud rate if this device requires it, unless it is set to B0. */ @@ -1906,20 +1907,20 @@ static void ftdi_set_termios (struct usb_serial_port *port, struct termios *old_ cflag = port->tty->termios->c_cflag; - /* FIXME -For this cut I don't care if the line is really changing or - not - so just do the change regardless - should be able to + /* FIXME -For this cut I don't care if the line is really changing or + not - so just do the change regardless - should be able to compare old_termios and tty->termios */ - /* NOTE These routines can get interrupted by - ftdi_sio_read_bulk_callback - need to examine what this + /* NOTE These routines can get interrupted by + ftdi_sio_read_bulk_callback - need to examine what this means - don't see any problems yet */ - + /* Set number of data bits, parity, stop bits */ - + urb_value = 0; urb_value |= (cflag & CSTOPB ? FTDI_SIO_SET_DATA_STOP_BITS_2 : FTDI_SIO_SET_DATA_STOP_BITS_1); - urb_value |= (cflag & PARENB ? - (cflag & PARODD ? FTDI_SIO_SET_DATA_PARITY_ODD : + urb_value |= (cflag & PARENB ? + (cflag & PARODD ? FTDI_SIO_SET_DATA_PARITY_ODD : FTDI_SIO_SET_DATA_PARITY_EVEN) : FTDI_SIO_SET_DATA_PARITY_NONE); if (cflag & CSIZE) { @@ -1936,25 +1937,25 @@ static void ftdi_set_termios (struct usb_serial_port *port, struct termios *old_ /* This is needed by the break command since it uses the same command - but is * or'ed with this value */ priv->last_set_data_urb_value = urb_value; - + if (usb_control_msg(dev, usb_sndctrlpipe(dev, 0), - FTDI_SIO_SET_DATA_REQUEST, + FTDI_SIO_SET_DATA_REQUEST, FTDI_SIO_SET_DATA_REQUEST_TYPE, urb_value , priv->interface, buf, 0, WDR_SHORT_TIMEOUT) < 0) { err("%s FAILED to set databits/stopbits/parity", __FUNCTION__); - } + } /* Now do the baudrate */ if ((cflag & CBAUD) == B0 ) { /* Disable flow control */ if (usb_control_msg(dev, usb_sndctrlpipe(dev, 0), - FTDI_SIO_SET_FLOW_CTRL_REQUEST, + FTDI_SIO_SET_FLOW_CTRL_REQUEST, FTDI_SIO_SET_FLOW_CTRL_REQUEST_TYPE, - 0, priv->interface, + 0, priv->interface, buf, 0, WDR_TIMEOUT) < 0) { err("%s error from disable flowcontrol urb", __FUNCTION__); - } + } /* Drop RTS and DTR */ clear_mctrl(port, TIOCM_DTR | TIOCM_RTS); } else { @@ -1972,16 +1973,16 @@ static void ftdi_set_termios (struct usb_serial_port *port, struct termios *old_ /* Note device also supports DTR/CD (ugh) and Xon/Xoff in hardware */ if (cflag & CRTSCTS) { dbg("%s Setting to CRTSCTS flow control", __FUNCTION__); - if (usb_control_msg(dev, + if (usb_control_msg(dev, usb_sndctrlpipe(dev, 0), - FTDI_SIO_SET_FLOW_CTRL_REQUEST, + FTDI_SIO_SET_FLOW_CTRL_REQUEST, FTDI_SIO_SET_FLOW_CTRL_REQUEST_TYPE, 0 , (FTDI_SIO_RTS_CTS_HS | priv->interface), buf, 0, WDR_TIMEOUT) < 0) { err("urb failed to set to rts/cts flow control"); - } - - } else { + } + + } else { /* * Xon/Xoff code * @@ -2011,16 +2012,16 @@ static void ftdi_set_termios (struct usb_serial_port *port, struct termios *old_ /* else clause to only run if cfag ! CRTSCTS and iflag ! XOFF */ /* CHECKME Assuming XON/XOFF handled by tty stack - not by device */ dbg("%s Turning off hardware flow control", __FUNCTION__); - if (usb_control_msg(dev, + if (usb_control_msg(dev, usb_sndctrlpipe(dev, 0), - FTDI_SIO_SET_FLOW_CTRL_REQUEST, + FTDI_SIO_SET_FLOW_CTRL_REQUEST, FTDI_SIO_SET_FLOW_CTRL_REQUEST_TYPE, - 0, priv->interface, + 0, priv->interface, buf, 0, WDR_TIMEOUT) < 0) { err("urb failed to clear flow control"); - } + } } - + } return; } /* ftdi_termios */ @@ -2036,11 +2037,11 @@ static int ftdi_tiocmget (struct usb_serial_port *port, struct file *file) switch (priv->chip_type) { case SIO: /* Request the status from the device */ - if ((ret = usb_control_msg(port->serial->dev, + if ((ret = usb_control_msg(port->serial->dev, usb_rcvctrlpipe(port->serial->dev, 0), - FTDI_SIO_GET_MODEM_STATUS_REQUEST, + FTDI_SIO_GET_MODEM_STATUS_REQUEST, FTDI_SIO_GET_MODEM_STATUS_REQUEST_TYPE, - 0, 0, + 0, 0, buf, 1, WDR_TIMEOUT)) < 0 ) { err("%s Could not get modem status of device - err: %d", __FUNCTION__, ret); @@ -2052,11 +2053,11 @@ static int ftdi_tiocmget (struct usb_serial_port *port, struct file *file) case FT2232C: /* the 8U232AM returns a two byte value (the sio is a 1 byte value) - in the same format as the data returned from the in point */ - if ((ret = usb_control_msg(port->serial->dev, + if ((ret = usb_control_msg(port->serial->dev, usb_rcvctrlpipe(port->serial->dev, 0), - FTDI_SIO_GET_MODEM_STATUS_REQUEST, + FTDI_SIO_GET_MODEM_STATUS_REQUEST, FTDI_SIO_GET_MODEM_STATUS_REQUEST_TYPE, - 0, priv->interface, + 0, priv->interface, buf, 2, WDR_TIMEOUT)) < 0 ) { err("%s Could not get modem status of device - err: %d", __FUNCTION__, ret); @@ -2067,12 +2068,12 @@ static int ftdi_tiocmget (struct usb_serial_port *port, struct file *file) return -EFAULT; break; } - + return (buf[0] & FTDI_SIO_DSR_MASK ? TIOCM_DSR : 0) | (buf[0] & FTDI_SIO_CTS_MASK ? TIOCM_CTS : 0) | (buf[0] & FTDI_SIO_RI_MASK ? TIOCM_RI : 0) | (buf[0] & FTDI_SIO_RLSD_MASK ? TIOCM_CD : 0) | - priv->last_dtr_rts; + priv->last_dtr_rts; } static int ftdi_tiocmset(struct usb_serial_port *port, struct file * file, unsigned int set, unsigned int clear) @@ -2138,11 +2139,11 @@ static int ftdi_ioctl (struct usb_serial_port *port, struct file * file, unsigne break; default: break; - + } - /* This is not necessarily an error - turns out the higher layers will do + /* This is not necessarily an error - turns out the higher layers will do * some ioctls itself (see comment above) */ dbg("%s arg not supported - it was 0x%04x - check /usr/include/asm/ioctls.h", __FUNCTION__, cmd); @@ -2199,7 +2200,7 @@ static int __init ftdi_init (void) if (retval) goto failed_sio_register; retval = usb_register(&ftdi_driver); - if (retval) + if (retval) goto failed_usb_register; info(DRIVER_VERSION ":" DRIVER_DESC); diff --git a/drivers/usb/serial/ftdi_sio.h b/drivers/usb/serial/ftdi_sio.h index f0edb87d2dd5..bae117d359af 100644 --- a/drivers/usb/serial/ftdi_sio.h +++ b/drivers/usb/serial/ftdi_sio.h @@ -55,6 +55,9 @@ /* iPlus device */ #define FTDI_IPLUS_PID 0xD070 /* Product Id */ +/* DMX4ALL DMX Interfaces */ +#define FTDI_DMX4ALL 0xC850 + /* www.crystalfontz.com devices - thanx for providing free devices for evaluation ! */ /* they use the ftdi chipset for the USB interface and the vendor id is the same */ #define FTDI_XF_632_PID 0xFC08 /* 632: 16x2 Character Display */ @@ -175,9 +178,15 @@ #define FTDI_ASK_RDR400_PID 0xC991 /* ASK RDR 400 series card reader */ /* + * FTDI USB UART chips used in construction projects from the + * Elektor Electronics magazine (http://elektor-electronics.co.uk) + */ +#define ELEKTOR_VID 0x0C7D +#define ELEKTOR_FT323R_PID 0x0005 /* RFID-Reader, issue 09-2006 */ + +/* * DSS-20 Sync Station for Sony Ericsson P800 */ - #define FTDI_DSS20_PID 0xFC82 /* diff --git a/drivers/usb/serial/garmin_gps.c b/drivers/usb/serial/garmin_gps.c index 4543152a9966..6530d391ebed 100644 --- a/drivers/usb/serial/garmin_gps.c +++ b/drivers/usb/serial/garmin_gps.c @@ -1523,12 +1523,11 @@ static int garmin_attach (struct usb_serial *serial) dbg("%s", __FUNCTION__); - garmin_data_p = kmalloc (sizeof(struct garmin_data), GFP_KERNEL); + garmin_data_p = kzalloc(sizeof(struct garmin_data), GFP_KERNEL); if (garmin_data_p == NULL) { dev_err(&port->dev, "%s - Out of memory\n", __FUNCTION__); return -ENOMEM; } - memset (garmin_data_p, 0, sizeof(struct garmin_data)); init_timer(&garmin_data_p->timer); spin_lock_init(&garmin_data_p->lock); INIT_LIST_HEAD(&garmin_data_p->pktlist); diff --git a/drivers/usb/serial/io_edgeport.c b/drivers/usb/serial/io_edgeport.c index 91bd3014ef1e..d06547a13f28 100644 --- a/drivers/usb/serial/io_edgeport.c +++ b/drivers/usb/serial/io_edgeport.c @@ -1038,9 +1038,7 @@ static void edge_close (struct usb_serial_port *port, struct file * filp) edge_port->open = FALSE; edge_port->openPending = FALSE; - if (edge_port->write_urb) { - usb_kill_urb(edge_port->write_urb); - } + usb_kill_urb(edge_port->write_urb); if (edge_port->write_urb) { /* if this urb had a transfer buffer already (old transfer) free it */ diff --git a/drivers/usb/serial/ipaq.c b/drivers/usb/serial/ipaq.c index 6238aff1e772..d72cf8bc7f76 100644 --- a/drivers/usb/serial/ipaq.c +++ b/drivers/usb/serial/ipaq.c @@ -320,6 +320,7 @@ static struct usb_device_id ipaq_id_table [] = { { USB_DEVICE(0x0B05, 0x9200) }, /* ASUS USB Sync */ { USB_DEVICE(0x0B05, 0x9202) }, /* ASUS USB Sync */ { USB_DEVICE(0x0BB4, 0x00CE) }, /* HTC USB Sync */ + { USB_DEVICE(0x0BB4, 0x00CF) }, /* HTC USB Modem */ { USB_DEVICE(0x0BB4, 0x0A01) }, /* PocketPC USB Sync */ { USB_DEVICE(0x0BB4, 0x0A02) }, /* PocketPC USB Sync */ { USB_DEVICE(0x0BB4, 0x0A03) }, /* PocketPC USB Sync */ diff --git a/drivers/usb/serial/ipw.c b/drivers/usb/serial/ipw.c index 2a4bb66691ad..d3b9a351cef8 100644 --- a/drivers/usb/serial/ipw.c +++ b/drivers/usb/serial/ipw.c @@ -206,10 +206,9 @@ static int ipw_open(struct usb_serial_port *port, struct file *filp) dbg("%s", __FUNCTION__); - buf_flow_init = kmalloc(16, GFP_KERNEL); + buf_flow_init = kmemdup(buf_flow_static, 16, GFP_KERNEL); if (!buf_flow_init) return -ENOMEM; - memcpy(buf_flow_init, buf_flow_static, 16); if (port->tty) port->tty->low_latency = 1; diff --git a/drivers/usb/serial/keyspan.c b/drivers/usb/serial/keyspan.c index 53be824eb1bf..7639652cec42 100644 --- a/drivers/usb/serial/keyspan.c +++ b/drivers/usb/serial/keyspan.c @@ -2306,22 +2306,16 @@ static void keyspan_shutdown (struct usb_serial *serial) } /* Now free them */ - if (s_priv->instat_urb) - usb_free_urb(s_priv->instat_urb); - if (s_priv->glocont_urb) - usb_free_urb(s_priv->glocont_urb); + usb_free_urb(s_priv->instat_urb); + usb_free_urb(s_priv->glocont_urb); for (i = 0; i < serial->num_ports; ++i) { port = serial->port[i]; p_priv = usb_get_serial_port_data(port); - if (p_priv->inack_urb) - usb_free_urb(p_priv->inack_urb); - if (p_priv->outcont_urb) - usb_free_urb(p_priv->outcont_urb); + usb_free_urb(p_priv->inack_urb); + usb_free_urb(p_priv->outcont_urb); for (j = 0; j < 2; j++) { - if (p_priv->in_urbs[j]) - usb_free_urb(p_priv->in_urbs[j]); - if (p_priv->out_urbs[j]) - usb_free_urb(p_priv->out_urbs[j]); + usb_free_urb(p_priv->in_urbs[j]); + usb_free_urb(p_priv->out_urbs[j]); } } diff --git a/drivers/usb/serial/kobil_sct.c b/drivers/usb/serial/kobil_sct.c index ff03331e0bcf..237289920f03 100644 --- a/drivers/usb/serial/kobil_sct.c +++ b/drivers/usb/serial/kobil_sct.c @@ -185,13 +185,11 @@ static int kobil_startup (struct usb_serial *serial) for (i = 0; i < altsetting->desc.bNumEndpoints; i++) { endpoint = &altsetting->endpoint[i]; - if (((endpoint->desc.bEndpointAddress & USB_ENDPOINT_DIR_MASK) == USB_DIR_OUT) && - ((endpoint->desc.bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) == USB_ENDPOINT_XFER_INT)) { + if (usb_endpoint_is_int_out(&endpoint->desc)) { dbg("%s Found interrupt out endpoint. Address: %d", __FUNCTION__, endpoint->desc.bEndpointAddress); priv->write_int_endpoint_address = endpoint->desc.bEndpointAddress; } - if (((endpoint->desc.bEndpointAddress & USB_ENDPOINT_DIR_MASK) == USB_DIR_IN) && - ((endpoint->desc.bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) == USB_ENDPOINT_XFER_INT)) { + if (usb_endpoint_is_int_in(&endpoint->desc)) { dbg("%s Found interrupt in endpoint. Address: %d", __FUNCTION__, endpoint->desc.bEndpointAddress); priv->read_int_endpoint_address = endpoint->desc.bEndpointAddress; } @@ -355,8 +353,7 @@ static void kobil_close (struct usb_serial_port *port, struct file *filp) usb_free_urb( port->write_urb ); port->write_urb = NULL; } - if (port->interrupt_in_urb) - usb_kill_urb(port->interrupt_in_urb); + usb_kill_urb(port->interrupt_in_urb); } diff --git a/drivers/usb/serial/mct_u232.c b/drivers/usb/serial/mct_u232.c index b7582cc496dc..a906e500a02b 100644 --- a/drivers/usb/serial/mct_u232.c +++ b/drivers/usb/serial/mct_u232.c @@ -358,10 +358,8 @@ static int mct_u232_startup (struct usb_serial *serial) /* Puh, that's dirty */ port = serial->port[0]; rport = serial->port[1]; - if (port->read_urb) { - /* No unlinking, it wasn't submitted yet. */ - usb_free_urb(port->read_urb); - } + /* No unlinking, it wasn't submitted yet. */ + usb_free_urb(port->read_urb); port->read_urb = rport->interrupt_in_urb; rport->interrupt_in_urb = NULL; port->read_urb->context = port; diff --git a/drivers/usb/serial/mos7720.c b/drivers/usb/serial/mos7720.c new file mode 100644 index 000000000000..82cd15b894b0 --- /dev/null +++ b/drivers/usb/serial/mos7720.c @@ -0,0 +1,1683 @@ +/* + * mos7720.c + * Controls the Moschip 7720 usb to dual port serial convertor + * + * Copyright 2006 Moschip Semiconductor Tech. Ltd. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, version 2 of the License. + * + * Developed by: + * VijayaKumar.G.N. <vijaykumar@aspirecom.net> + * AjayKumar <ajay@aspirecom.net> + * Gurudeva.N. <gurudev@aspirecom.net> + * + * Cleaned up from the original by: + * Greg Kroah-Hartman <gregkh@suse.de> + * + * Originally based on drivers/usb/serial/io_edgeport.c which is: + * Copyright (C) 2000 Inside Out Networks, All rights reserved. + * Copyright (C) 2001-2002 Greg Kroah-Hartman <greg@kroah.com> + */ +#include <linux/kernel.h> +#include <linux/errno.h> +#include <linux/init.h> +#include <linux/slab.h> +#include <linux/tty.h> +#include <linux/tty_driver.h> +#include <linux/tty_flip.h> +#include <linux/module.h> +#include <linux/spinlock.h> +#include <linux/serial.h> +#include <linux/serial_reg.h> +#include <linux/usb.h> +#include <linux/usb/serial.h> +#include <asm/uaccess.h> + + +/* + * Version Information + */ +#define DRIVER_VERSION "1.0.0.4F" +#define DRIVER_AUTHOR "Aspire Communications pvt Ltd." +#define DRIVER_DESC "Moschip USB Serial Driver" + +/* default urb timeout */ +#define MOS_WDR_TIMEOUT (HZ * 5) + +#define MOS_PORT1 0x0200 +#define MOS_PORT2 0x0300 +#define MOS_VENREG 0x0000 +#define MOS_MAX_PORT 0x02 +#define MOS_WRITE 0x0E +#define MOS_READ 0x0D + +/* Interrupt Rotinue Defines */ +#define SERIAL_IIR_RLS 0x06 +#define SERIAL_IIR_RDA 0x04 +#define SERIAL_IIR_CTI 0x0c +#define SERIAL_IIR_THR 0x02 +#define SERIAL_IIR_MS 0x00 + +#define NUM_URBS 16 /* URB Count */ +#define URB_TRANSFER_BUFFER_SIZE 32 /* URB Size */ + +/* This structure holds all of the local port information */ +struct moschip_port +{ + __u8 shadowLCR; /* last LCR value received */ + __u8 shadowMCR; /* last MCR value received */ + __u8 shadowMSR; /* last MSR value received */ + char open; + struct async_icount icount; + struct usb_serial_port *port; /* loop back to the owner */ + struct urb *write_urb_pool[NUM_URBS]; +}; + +/* This structure holds all of the individual serial device information */ +struct moschip_serial +{ + int interrupt_started; +}; + +static int debug; + +#define USB_VENDOR_ID_MOSCHIP 0x9710 +#define MOSCHIP_DEVICE_ID_7720 0x7720 +#define MOSCHIP_DEVICE_ID_7715 0x7715 + +static struct usb_device_id moschip_port_id_table [] = { + { USB_DEVICE(USB_VENDOR_ID_MOSCHIP,MOSCHIP_DEVICE_ID_7720) }, + { } /* terminating entry */ +}; +MODULE_DEVICE_TABLE(usb, moschip_port_id_table); + + +/* + * mos7720_interrupt_callback + * this is the callback function for when we have received data on the + * interrupt endpoint. + */ +static void mos7720_interrupt_callback(struct urb *urb) +{ + int result; + int length; + __u32 *data; + unsigned int status; + __u8 sp1; + __u8 sp2; + __u8 st; + + dbg("%s"," : Entering\n"); + + if (!urb) { + dbg("%s","Invalid Pointer !!!!:\n"); + return; + } + + switch (urb->status) { + case 0: + /* success */ + break; + case -ECONNRESET: + case -ENOENT: + case -ESHUTDOWN: + /* this urb is terminated, clean up */ + dbg("%s - urb shutting down with status: %d", __FUNCTION__, + urb->status); + return; + default: + dbg("%s - nonzero urb status received: %d", __FUNCTION__, + urb->status); + goto exit; + } + + length = urb->actual_length; + data = urb->transfer_buffer; + + /* Moschip get 4 bytes + * Byte 1 IIR Port 1 (port.number is 0) + * Byte 2 IIR Port 2 (port.number is 1) + * Byte 3 -------------- + * Byte 4 FIFO status for both */ + if (length && length > 4) { + dbg("Wrong data !!!"); + return; + } + + status = *data; + + sp1 = (status & 0xff000000)>>24; + sp2 = (status & 0x00ff0000)>>16; + st = status & 0x000000ff; + + if ((sp1 & 0x01) || (sp2 & 0x01)) { + /* No Interrupt Pending in both the ports */ + dbg("No Interrupt !!!"); + } else { + switch (sp1 & 0x0f) { + case SERIAL_IIR_RLS: + dbg("Serial Port 1: Receiver status error or address " + "bit detected in 9-bit mode\n"); + break; + case SERIAL_IIR_CTI: + dbg("Serial Port 1: Receiver time out"); + break; + case SERIAL_IIR_MS: + dbg("Serial Port 1: Modem status change"); + break; + } + + switch (sp2 & 0x0f) { + case SERIAL_IIR_RLS: + dbg("Serial Port 2: Receiver status error or address " + "bit detected in 9-bit mode"); + break; + case SERIAL_IIR_CTI: + dbg("Serial Port 2: Receiver time out"); + break; + case SERIAL_IIR_MS: + dbg("Serial Port 2: Modem status change"); + break; + } + } + +exit: + result = usb_submit_urb(urb, GFP_ATOMIC); + if (result) + dev_err(&urb->dev->dev, + "%s - Error %d submitting control urb\n", + __FUNCTION__, result); + return; +} + +/* + * mos7720_bulk_in_callback + * this is the callback function for when we have received data on the + * bulk in endpoint. + */ +static void mos7720_bulk_in_callback(struct urb *urb) +{ + int status; + unsigned char *data ; + struct usb_serial_port *port; + struct moschip_port *mos7720_port; + struct tty_struct *tty; + + if (urb->status) { + dbg("nonzero read bulk status received: %d",urb->status); + return; + } + + mos7720_port = urb->context; + if (!mos7720_port) { + dbg("%s","NULL mos7720_port pointer \n"); + return ; + } + + port = mos7720_port->port; + + dbg("Entering...%s", __FUNCTION__); + + data = urb->transfer_buffer; + + tty = port->tty; + if (tty && urb->actual_length) { + tty_buffer_request_room(tty, urb->actual_length); + tty_insert_flip_string(tty, data, urb->actual_length); + tty_flip_buffer_push(tty); + } + + if (!port->read_urb) { + dbg("URB KILLED !!!"); + return; + } + + if (port->read_urb->status != -EINPROGRESS) { + port->read_urb->dev = port->serial->dev; + + status = usb_submit_urb(port->read_urb, GFP_ATOMIC); + if (status) + dbg("usb_submit_urb(read bulk) failed, status = %d", + status); + } +} + +/* + * mos7720_bulk_out_data_callback + * this is the callback function for when we have finished sending serial + * data on the bulk out endpoint. + */ +static void mos7720_bulk_out_data_callback(struct urb *urb) +{ + struct moschip_port *mos7720_port; + struct tty_struct *tty; + + if (urb->status) { + dbg("nonzero write bulk status received:%d", urb->status); + return; + } + + mos7720_port = urb->context; + if (!mos7720_port) { + dbg("NULL mos7720_port pointer"); + return ; + } + + dbg("Entering ........."); + + tty = mos7720_port->port->tty; + + if (tty && mos7720_port->open) { + /* let the tty driver wakeup if it has a special * + * write_wakeup function */ + if ((tty->flags & (1 << TTY_DO_WRITE_WAKEUP)) && + tty->ldisc.write_wakeup) + (tty->ldisc.write_wakeup)(tty); + + /* tell the tty driver that something has changed */ + wake_up_interruptible(&tty->write_wait); + } + + /* schedule_work(&mos7720_port->port->work); */ +} + +/* + * send_mos_cmd + * this function will be used for sending command to device + */ +static int send_mos_cmd(struct usb_serial *serial, __u8 request, __u16 value, + __u16 index, void *data) +{ + int status; + unsigned int pipe; + u16 product = le16_to_cpu(serial->dev->descriptor.idProduct); + __u8 requesttype; + __u16 size = 0x0000; + + if (value < MOS_MAX_PORT) { + if (product == MOSCHIP_DEVICE_ID_7715) { + value = value*0x100+0x100; + } else { + value = value*0x100+0x200; + } + } else { + value = 0x0000; + if ((product == MOSCHIP_DEVICE_ID_7715) && + (index != 0x08)) { + dbg("serial->product== MOSCHIP_DEVICE_ID_7715"); + //index = 0x01 ; + } + } + + if (request == MOS_WRITE) { + request = (__u8)MOS_WRITE; + requesttype = (__u8)0x40; + value = value + (__u16)*((unsigned char *)data); + data = NULL; + pipe = usb_sndctrlpipe(serial->dev, 0); + } else { + request = (__u8)MOS_READ; + requesttype = (__u8)0xC0; + size = 0x01; + pipe = usb_rcvctrlpipe(serial->dev,0); + } + + status = usb_control_msg(serial->dev, pipe, request, requesttype, + value, index, data, size, MOS_WDR_TIMEOUT); + + if (status < 0) + dbg("Command Write failed Value %x index %x\n",value,index); + + return status; +} + +static int mos7720_open(struct usb_serial_port *port, struct file * filp) +{ + struct usb_serial *serial; + struct usb_serial_port *port0; + struct urb *urb; + struct moschip_serial *mos7720_serial; + struct moschip_port *mos7720_port; + int response; + int port_number; + char data; + int j; + + serial = port->serial; + + mos7720_port = usb_get_serial_port_data(port); + if (mos7720_port == NULL) + return -ENODEV; + + port0 = serial->port[0]; + + mos7720_serial = usb_get_serial_data(serial); + + if (mos7720_serial == NULL || port0 == NULL) + return -ENODEV; + + usb_clear_halt(serial->dev, port->write_urb->pipe); + usb_clear_halt(serial->dev, port->read_urb->pipe); + + /* Initialising the write urb pool */ + for (j = 0; j < NUM_URBS; ++j) { + urb = usb_alloc_urb(0,SLAB_ATOMIC); + mos7720_port->write_urb_pool[j] = urb; + + if (urb == NULL) { + err("No more urbs???"); + continue; + } + + urb->transfer_buffer = kmalloc(URB_TRANSFER_BUFFER_SIZE, + GFP_KERNEL); + if (!urb->transfer_buffer) { + err("%s-out of memory for urb buffers.", __FUNCTION__); + continue; + } + } + + /* Initialize MCS7720 -- Write Init values to corresponding Registers + * + * Register Index + * 1 : IER + * 2 : FCR + * 3 : LCR + * 4 : MCR + * + * 0x08 : SP1/2 Control Reg + */ + port_number = port->number - port->serial->minor; + send_mos_cmd(port->serial, MOS_READ, port_number, UART_LSR, &data); + dbg("SS::%p LSR:%x\n",mos7720_port, data); + + dbg("Check:Sending Command .........."); + + data = 0x02; + send_mos_cmd(serial, MOS_WRITE, MOS_MAX_PORT, 0x01, &data); + data = 0x02; + send_mos_cmd(serial, MOS_WRITE, MOS_MAX_PORT, 0x02, &data); + + data = 0x00; + send_mos_cmd(serial, MOS_WRITE, port_number, 0x01, &data); + data = 0x00; + send_mos_cmd(serial, MOS_WRITE, port_number, 0x02, &data); + + data = 0xCF; + send_mos_cmd(serial, MOS_WRITE, port_number, 0x02, &data); + data = 0x03; + mos7720_port->shadowLCR = data; + send_mos_cmd(serial, MOS_WRITE, port_number, 0x03, &data); + data = 0x0b; + mos7720_port->shadowMCR = data; + send_mos_cmd(serial, MOS_WRITE, port_number, 0x04, &data); + data = 0x0b; + send_mos_cmd(serial, MOS_WRITE, port_number, 0x04, &data); + + data = 0x00; + send_mos_cmd(serial, MOS_READ, MOS_MAX_PORT, 0x08, &data); + data = 0x00; + send_mos_cmd(serial, MOS_WRITE, MOS_MAX_PORT, 0x08, &data); + +/* data = 0x00; + send_mos_cmd(serial, MOS_READ, MOS_MAX_PORT, port_number + 1, &data); + data = 0x03; + send_mos_cmd(serial, MOS_WRITE, MOS_MAX_PORT, port_number + 1, &data); + data = 0x00; + send_mos_cmd(port->serial, MOS_WRITE, MOS_MAX_PORT, port_number + 1, &data); +*/ + data = 0x00; + send_mos_cmd(serial, MOS_READ, MOS_MAX_PORT, 0x08, &data); + + data = data | (port->number - port->serial->minor + 1); + send_mos_cmd(serial, MOS_WRITE, MOS_MAX_PORT, 0x08, &data); + + data = 0x83; + mos7720_port->shadowLCR = data; + send_mos_cmd(serial, MOS_WRITE, port_number, 0x03, &data); + data = 0x0c; + send_mos_cmd(serial, MOS_WRITE, port_number, 0x00, &data); + data = 0x00; + send_mos_cmd(serial, MOS_WRITE, port_number, 0x01, &data); + data = 0x03; + mos7720_port->shadowLCR = data; + send_mos_cmd(serial, MOS_WRITE, port_number, 0x03, &data); + data = 0x0c; + send_mos_cmd(serial, MOS_WRITE, port_number, 0x01, &data); + data = 0x0c; + send_mos_cmd(serial, MOS_WRITE, port_number, 0x01, &data); + +//Matrix + + /* force low_latency on so that our tty_push actually forces * + * the data through,otherwise it is scheduled, and with * + * high data rates (like with OHCI) data can get lost. */ + + if (port->tty) + port->tty->low_latency = 1; + + /* see if we've set up our endpoint info yet * + * (can't set it up in mos7720_startup as the * + * structures were not set up at that time.) */ + if (!mos7720_serial->interrupt_started) { + dbg("Interrupt buffer NULL !!!"); + + /* not set up yet, so do it now */ + mos7720_serial->interrupt_started = 1; + + dbg("To Submit URB !!!"); + + /* set up our interrupt urb */ + usb_fill_int_urb(port0->interrupt_in_urb, serial->dev, + usb_rcvintpipe(serial->dev, + port->interrupt_in_endpointAddress), + port0->interrupt_in_buffer, + port0->interrupt_in_urb->transfer_buffer_length, + mos7720_interrupt_callback, mos7720_port, + port0->interrupt_in_urb->interval); + + /* start interrupt read for this mos7720 this interrupt * + * will continue as long as the mos7720 is connected */ + dbg("Submit URB over !!!"); + response = usb_submit_urb(port0->interrupt_in_urb, GFP_KERNEL); + if (response) + dev_err(&port->dev, + "%s - Error %d submitting control urb", + __FUNCTION__, response); + } + + /* set up our bulk in urb */ + usb_fill_bulk_urb(port->read_urb, serial->dev, + usb_rcvbulkpipe(serial->dev, + port->bulk_in_endpointAddress), + port->bulk_in_buffer, + port->read_urb->transfer_buffer_length, + mos7720_bulk_in_callback, mos7720_port); + response = usb_submit_urb(port->read_urb, GFP_KERNEL); + if (response) + dev_err(&port->dev, + "%s - Error %d submitting read urb", __FUNCTION__, response); + + /* initialize our icount structure */ + memset(&(mos7720_port->icount), 0x00, sizeof(mos7720_port->icount)); + + /* initialize our port settings */ + mos7720_port->shadowMCR = UART_MCR_OUT2; /* Must set to enable ints! */ + + /* send a open port command */ + mos7720_port->open = 1; + + return 0; +} + +/* + * mos7720_chars_in_buffer + * this function is called by the tty driver when it wants to know how many + * bytes of data we currently have outstanding in the port (data that has + * been written, but hasn't made it out the port yet) + * If successful, we return the number of bytes left to be written in the + * system, + * Otherwise we return a negative error number. + */ +static int mos7720_chars_in_buffer(struct usb_serial_port *port) +{ + int i; + int chars = 0; + struct moschip_port *mos7720_port; + + dbg("%s:entering ...........", __FUNCTION__); + + mos7720_port = usb_get_serial_port_data(port); + if (mos7720_port == NULL) { + dbg("%s:leaving ...........", __FUNCTION__); + return -ENODEV; + } + + for (i = 0; i < NUM_URBS; ++i) { + if (mos7720_port->write_urb_pool[i]->status == -EINPROGRESS) + chars += URB_TRANSFER_BUFFER_SIZE; + } + dbg("%s - returns %d", __FUNCTION__, chars); + return chars; +} + +static void mos7720_close(struct usb_serial_port *port, struct file *filp) +{ + struct usb_serial *serial; + struct moschip_port *mos7720_port; + char data; + int j; + + dbg("mos7720_close:entering..."); + + serial = port->serial; + + mos7720_port = usb_get_serial_port_data(port); + if (mos7720_port == NULL) + return; + + for (j = 0; j < NUM_URBS; ++j) + usb_kill_urb(mos7720_port->write_urb_pool[j]); + + /* Freeing Write URBs */ + for (j = 0; j < NUM_URBS; ++j) { + if (mos7720_port->write_urb_pool[j]) { + kfree(mos7720_port->write_urb_pool[j]->transfer_buffer); + usb_free_urb(mos7720_port->write_urb_pool[j]); + } + } + + /* While closing port, shutdown all bulk read, write * + * and interrupt read if they exists */ + if (serial->dev) { + dbg("Shutdown bulk write"); + usb_kill_urb(port->write_urb); + dbg("Shutdown bulk read"); + usb_kill_urb(port->read_urb); + } + + data = 0x00; + send_mos_cmd(serial, MOS_WRITE, port->number - port->serial->minor, + 0x04, &data); + + data = 0x00; + send_mos_cmd(serial, MOS_WRITE, port->number - port->serial->minor, + 0x01, &data); + + mos7720_port->open = 0; + + dbg("Leaving %s", __FUNCTION__); +} + +static void mos7720_break(struct usb_serial_port *port, int break_state) +{ + unsigned char data; + struct usb_serial *serial; + struct moschip_port *mos7720_port; + + dbg("Entering %s", __FUNCTION__); + + serial = port->serial; + + mos7720_port = usb_get_serial_port_data(port); + if (mos7720_port == NULL) + return; + + if (break_state == -1) + data = mos7720_port->shadowLCR | UART_LCR_SBC; + else + data = mos7720_port->shadowLCR & ~UART_LCR_SBC; + + mos7720_port->shadowLCR = data; + send_mos_cmd(serial, MOS_WRITE, port->number - port->serial->minor, + 0x03, &data); + + return; +} + +/* + * mos7720_write_room + * this function is called by the tty driver when it wants to know how many + * bytes of data we can accept for a specific port. + * If successful, we return the amount of room that we have for this port + * Otherwise we return a negative error number. + */ +static int mos7720_write_room(struct usb_serial_port *port) +{ + struct moschip_port *mos7720_port; + int room = 0; + int i; + + dbg("%s:entering ...........", __FUNCTION__); + + mos7720_port = usb_get_serial_port_data(port); + if (mos7720_port == NULL) { + dbg("%s:leaving ...........", __FUNCTION__); + return -ENODEV; + } + + for (i = 0; i < NUM_URBS; ++i) { + if (mos7720_port->write_urb_pool[i]->status != -EINPROGRESS) + room += URB_TRANSFER_BUFFER_SIZE; + } + + dbg("%s - returns %d", __FUNCTION__, room); + return room; +} + +static int mos7720_write(struct usb_serial_port *port, + const unsigned char *data, int count) +{ + int status; + int i; + int bytes_sent = 0; + int transfer_size; + + struct moschip_port *mos7720_port; + struct usb_serial *serial; + struct urb *urb; + const unsigned char *current_position = data; + + dbg("%s:entering ...........", __FUNCTION__); + + serial = port->serial; + + mos7720_port = usb_get_serial_port_data(port); + if (mos7720_port == NULL) { + dbg("mos7720_port is NULL"); + return -ENODEV; + } + + /* try to find a free urb in the list */ + urb = NULL; + + for (i = 0; i < NUM_URBS; ++i) { + if (mos7720_port->write_urb_pool[i]->status != -EINPROGRESS) { + urb = mos7720_port->write_urb_pool[i]; + dbg("URB:%d",i); + break; + } + } + + if (urb == NULL) { + dbg("%s - no more free urbs", __FUNCTION__); + goto exit; + } + + if (urb->transfer_buffer == NULL) { + urb->transfer_buffer = kmalloc(URB_TRANSFER_BUFFER_SIZE, + GFP_KERNEL); + if (urb->transfer_buffer == NULL) { + err("%s no more kernel memory...", __FUNCTION__); + goto exit; + } + } + transfer_size = min (count, URB_TRANSFER_BUFFER_SIZE); + + memcpy(urb->transfer_buffer, current_position, transfer_size); + usb_serial_debug_data(debug, &port->dev, __FUNCTION__, transfer_size, + urb->transfer_buffer); + + /* fill urb with data and submit */ + usb_fill_bulk_urb(urb, serial->dev, + usb_sndbulkpipe(serial->dev, + port->bulk_out_endpointAddress), + urb->transfer_buffer, transfer_size, + mos7720_bulk_out_data_callback, mos7720_port); + + /* send it down the pipe */ + status = usb_submit_urb(urb,GFP_ATOMIC); + if (status) { + err("%s - usb_submit_urb(write bulk) failed with status = %d", + __FUNCTION__, status); + bytes_sent = status; + goto exit; + } + bytes_sent = transfer_size; + +exit: + return bytes_sent; +} + +static void mos7720_throttle(struct usb_serial_port *port) +{ + struct moschip_port *mos7720_port; + struct tty_struct *tty; + int status; + + dbg("%s- port %d\n", __FUNCTION__, port->number); + + mos7720_port = usb_get_serial_port_data(port); + + if (mos7720_port == NULL) + return; + + if (!mos7720_port->open) { + dbg("port not opened"); + return; + } + + dbg("%s: Entering ..........", __FUNCTION__); + + tty = port->tty; + if (!tty) { + dbg("%s - no tty available", __FUNCTION__); + return; + } + + /* if we are implementing XON/XOFF, send the stop character */ + if (I_IXOFF(tty)) { + unsigned char stop_char = STOP_CHAR(tty); + status = mos7720_write(port, &stop_char, 1); + if (status <= 0) + return; + } + + /* if we are implementing RTS/CTS, toggle that line */ + if (tty->termios->c_cflag & CRTSCTS) { + mos7720_port->shadowMCR &= ~UART_MCR_RTS; + status = send_mos_cmd(port->serial, MOS_WRITE, + port->number - port->serial->minor, + UART_MCR, &mos7720_port->shadowMCR); + if (status != 0) + return; + } +} + +static void mos7720_unthrottle(struct usb_serial_port *port) +{ + struct tty_struct *tty; + int status; + struct moschip_port *mos7720_port = usb_get_serial_port_data(port); + + if (mos7720_port == NULL) + return; + + if (!mos7720_port->open) { + dbg("%s - port not opened", __FUNCTION__); + return; + } + + dbg("%s: Entering ..........", __FUNCTION__); + + tty = port->tty; + if (!tty) { + dbg("%s - no tty available", __FUNCTION__); + return; + } + + /* if we are implementing XON/XOFF, send the start character */ + if (I_IXOFF(tty)) { + unsigned char start_char = START_CHAR(tty); + status = mos7720_write(port, &start_char, 1); + if (status <= 0) + return; + } + + /* if we are implementing RTS/CTS, toggle that line */ + if (tty->termios->c_cflag & CRTSCTS) { + mos7720_port->shadowMCR |= UART_MCR_RTS; + status = send_mos_cmd(port->serial, MOS_WRITE, + port->number - port->serial->minor, + UART_MCR, &mos7720_port->shadowMCR); + if (status != 0) + return; + } +} + +static int set_higher_rates(struct moschip_port *mos7720_port, + unsigned int baud) +{ + unsigned char data; + struct usb_serial_port *port; + struct usb_serial *serial; + int port_number; + + if (mos7720_port == NULL) + return -EINVAL; + + port = mos7720_port->port; + serial = port->serial; + + /*********************************************** + * Init Sequence for higher rates + ***********************************************/ + dbg("Sending Setting Commands .........."); + port_number = port->number - port->serial->minor; + + data = 0x000; + send_mos_cmd(serial, MOS_WRITE, port_number, 0x01, &data); + data = 0x000; + send_mos_cmd(serial, MOS_WRITE, port_number, 0x02, &data); + data = 0x0CF; + send_mos_cmd(serial, MOS_WRITE, port->number, 0x02, &data); + data = 0x00b; + mos7720_port->shadowMCR = data; + send_mos_cmd(serial, MOS_WRITE, port_number, 0x04, &data); + data = 0x00b; + send_mos_cmd(serial, MOS_WRITE, port_number, 0x04, &data); + + data = 0x000; + send_mos_cmd(serial, MOS_READ, MOS_MAX_PORT, 0x08, &data); + data = 0x000; + send_mos_cmd(serial, MOS_WRITE, MOS_MAX_PORT, 0x08, &data); + + + /*********************************************** + * Set for higher rates * + ***********************************************/ + + data = baud * 0x10; + send_mos_cmd(serial, MOS_WRITE, MOS_MAX_PORT, port_number + 1,&data); + + data = 0x003; + send_mos_cmd(serial, MOS_READ, MOS_MAX_PORT, 0x08, &data); + data = 0x003; + send_mos_cmd(serial, MOS_WRITE, MOS_MAX_PORT, 0x08, &data); + + data = 0x02b; + mos7720_port->shadowMCR = data; + send_mos_cmd(serial, MOS_WRITE, port_number, 0x04, &data); + data = 0x02b; + send_mos_cmd(serial, MOS_WRITE, port_number, 0x04, &data); + + /*********************************************** + * Set DLL/DLM + ***********************************************/ + + data = mos7720_port->shadowLCR | UART_LCR_DLAB; + mos7720_port->shadowLCR = data; + send_mos_cmd(serial, MOS_WRITE, port_number, 0x03, &data); + + data = 0x001; /* DLL */ + send_mos_cmd(serial, MOS_WRITE, port_number, 0x00, &data); + data = 0x000; /* DLM */ + send_mos_cmd(serial, MOS_WRITE, port_number, 0x01, &data); + + data = mos7720_port->shadowLCR & ~UART_LCR_DLAB; + mos7720_port->shadowLCR = data; + send_mos_cmd(serial, MOS_WRITE, port_number, 0x03, &data); + + return 0; +} + +/* baud rate information */ +struct divisor_table_entry +{ + __u32 baudrate; + __u16 divisor; +}; + +/* Define table of divisors for moschip 7720 hardware * + * These assume a 3.6864MHz crystal, the standard /16, and * + * MCR.7 = 0. */ +static struct divisor_table_entry divisor_table[] = { + { 50, 2304}, + { 110, 1047}, /* 2094.545455 => 230450 => .0217 % over */ + { 134, 857}, /* 1713.011152 => 230398.5 => .00065% under */ + { 150, 768}, + { 300, 384}, + { 600, 192}, + { 1200, 96}, + { 1800, 64}, + { 2400, 48}, + { 4800, 24}, + { 7200, 16}, + { 9600, 12}, + { 19200, 6}, + { 38400, 3}, + { 57600, 2}, + { 115200, 1}, +}; + +/***************************************************************************** + * calc_baud_rate_divisor + * this function calculates the proper baud rate divisor for the specified + * baud rate. + *****************************************************************************/ +static int calc_baud_rate_divisor(int baudrate, int *divisor) +{ + int i; + __u16 custom; + __u16 round1; + __u16 round; + + + dbg("%s - %d", __FUNCTION__, baudrate); + + for (i = 0; i < ARRAY_SIZE(divisor_table); i++) { + if (divisor_table[i].baudrate == baudrate) { + *divisor = divisor_table[i].divisor; + return 0; + } + } + + /* After trying for all the standard baud rates * + * Try calculating the divisor for this baud rate */ + if (baudrate > 75 && baudrate < 230400) { + /* get the divisor */ + custom = (__u16)(230400L / baudrate); + + /* Check for round off */ + round1 = (__u16)(2304000L / baudrate); + round = (__u16)(round1 - (custom * 10)); + if (round > 4) + custom++; + *divisor = custom; + + dbg("Baud %d = %d",baudrate, custom); + return 0; + } + + dbg("Baud calculation Failed..."); + return -EINVAL; +} + +/* + * send_cmd_write_baud_rate + * this function sends the proper command to change the baud rate of the + * specified port. + */ +static int send_cmd_write_baud_rate(struct moschip_port *mos7720_port, + int baudrate) +{ + struct usb_serial_port *port; + struct usb_serial *serial; + int divisor; + int status; + unsigned char data; + unsigned char number; + + if (mos7720_port == NULL) + return -1; + + port = mos7720_port->port; + serial = port->serial; + + dbg("%s: Entering ..........", __FUNCTION__); + + number = port->number - port->serial->minor; + dbg("%s - port = %d, baud = %d", __FUNCTION__, port->number, baudrate); + + /* Calculate the Divisor */ + status = calc_baud_rate_divisor(baudrate, &divisor); + if (status) { + err("%s - bad baud rate", __FUNCTION__); + return status; + } + + /* Enable access to divisor latch */ + data = mos7720_port->shadowLCR | UART_LCR_DLAB; + mos7720_port->shadowLCR = data; + send_mos_cmd(serial, MOS_WRITE, number, UART_LCR, &data); + + /* Write the divisor */ + data = ((unsigned char)(divisor & 0xff)); + send_mos_cmd(serial, MOS_WRITE, number, 0x00, &data); + + data = ((unsigned char)((divisor & 0xff00) >> 8)); + send_mos_cmd(serial, MOS_WRITE, number, 0x01, &data); + + /* Disable access to divisor latch */ + data = mos7720_port->shadowLCR & ~UART_LCR_DLAB; + mos7720_port->shadowLCR = data; + send_mos_cmd(serial, MOS_WRITE, number, 0x03, &data); + + return status; +} + +/* + * change_port_settings + * This routine is called to set the UART on the device to match + * the specified new settings. + */ +static void change_port_settings(struct moschip_port *mos7720_port, + struct termios *old_termios) +{ + struct usb_serial_port *port; + struct usb_serial *serial; + struct tty_struct *tty; + int baud; + unsigned cflag; + unsigned iflag; + __u8 mask = 0xff; + __u8 lData; + __u8 lParity; + __u8 lStop; + int status; + int port_number; + char data; + + if (mos7720_port == NULL) + return ; + + port = mos7720_port->port; + serial = port->serial; + port_number = port->number - port->serial->minor; + + dbg("%s - port %d", __FUNCTION__, port->number); + + if (!mos7720_port->open) { + dbg("%s - port not opened", __FUNCTION__); + return; + } + + tty = mos7720_port->port->tty; + + if ((!tty) || (!tty->termios)) { + dbg("%s - no tty structures", __FUNCTION__); + return; + } + + dbg("%s: Entering ..........", __FUNCTION__); + + lData = UART_LCR_WLEN8; + lStop = 0x00; /* 1 stop bit */ + lParity = 0x00; /* No parity */ + + cflag = tty->termios->c_cflag; + iflag = tty->termios->c_iflag; + + /* Change the number of bits */ + switch (cflag & CSIZE) { + case CS5: + lData = UART_LCR_WLEN5; + mask = 0x1f; + break; + + case CS6: + lData = UART_LCR_WLEN6; + mask = 0x3f; + break; + + case CS7: + lData = UART_LCR_WLEN7; + mask = 0x7f; + break; + default: + case CS8: + lData = UART_LCR_WLEN8; + break; + } + + /* Change the Parity bit */ + if (cflag & PARENB) { + if (cflag & PARODD) { + lParity = UART_LCR_PARITY; + dbg("%s - parity = odd", __FUNCTION__); + } else { + lParity = (UART_LCR_EPAR | UART_LCR_PARITY); + dbg("%s - parity = even", __FUNCTION__); + } + + } else { + dbg("%s - parity = none", __FUNCTION__); + } + + if (cflag & CMSPAR) + lParity = lParity | 0x20; + + /* Change the Stop bit */ + if (cflag & CSTOPB) { + lStop = UART_LCR_STOP; + dbg("%s - stop bits = 2", __FUNCTION__); + } else { + lStop = 0x00; + dbg("%s - stop bits = 1", __FUNCTION__); + } + +#define LCR_BITS_MASK 0x03 /* Mask for bits/char field */ +#define LCR_STOP_MASK 0x04 /* Mask for stop bits field */ +#define LCR_PAR_MASK 0x38 /* Mask for parity field */ + + /* Update the LCR with the correct value */ + mos7720_port->shadowLCR &= ~(LCR_BITS_MASK | LCR_STOP_MASK | LCR_PAR_MASK); + mos7720_port->shadowLCR |= (lData | lParity | lStop); + + + /* Disable Interrupts */ + data = 0x00; + send_mos_cmd(serial,MOS_WRITE,port->number - port->serial->minor, UART_IER, &data); + + data = 0x00; + send_mos_cmd(serial, MOS_WRITE, port_number, UART_FCR, &data); + + data = 0xcf; + send_mos_cmd(serial, MOS_WRITE, port_number, UART_FCR, &data); + + /* Send the updated LCR value to the mos7720 */ + data = mos7720_port->shadowLCR; + send_mos_cmd(serial, MOS_WRITE, port_number, UART_LCR, &data); + + data = 0x00b; + mos7720_port->shadowMCR = data; + send_mos_cmd(serial, MOS_WRITE, port_number, 0x04, &data); + data = 0x00b; + send_mos_cmd(serial, MOS_WRITE, port_number, 0x04, &data); + + /* set up the MCR register and send it to the mos7720 */ + mos7720_port->shadowMCR = UART_MCR_OUT2; + if (cflag & CBAUD) + mos7720_port->shadowMCR |= (UART_MCR_DTR | UART_MCR_RTS); + + if (cflag & CRTSCTS) { + mos7720_port->shadowMCR |= (UART_MCR_XONANY); + + /* To set hardware flow control to the specified * + * serial port, in SP1/2_CONTROL_REG */ + if (port->number) { + data = 0x001; + send_mos_cmd(serial, MOS_WRITE, MOS_MAX_PORT, + 0x08, &data); + } else { + data = 0x002; + send_mos_cmd(serial, MOS_WRITE, MOS_MAX_PORT, + 0x08, &data); + } + } else { + mos7720_port->shadowMCR &= ~(UART_MCR_XONANY); + } + + data = mos7720_port->shadowMCR; + send_mos_cmd(serial, MOS_WRITE, port_number, UART_MCR, &data); + + /* Determine divisor based on baud rate */ + baud = tty_get_baud_rate(tty); + if (!baud) { + /* pick a default, any default... */ + dbg("Picked default baud..."); + baud = 9600; + } + + if (baud >= 230400) { + set_higher_rates(mos7720_port, baud); + /* Enable Interrupts */ + data = 0x0c; + send_mos_cmd(serial, MOS_WRITE, port_number, UART_IER, &data); + return; + } + + dbg("%s - baud rate = %d", __FUNCTION__, baud); + status = send_cmd_write_baud_rate(mos7720_port, baud); + + /* Enable Interrupts */ + data = 0x0c; + send_mos_cmd(serial, MOS_WRITE, port_number, UART_IER, &data); + + if (port->read_urb->status != -EINPROGRESS) { + port->read_urb->dev = serial->dev; + + status = usb_submit_urb(port->read_urb, GFP_ATOMIC); + if (status) + dbg("usb_submit_urb(read bulk) failed, status = %d", + status); + } + return; +} + +/* + * mos7720_set_termios + * this function is called by the tty driver when it wants to change the + * termios structure. + */ +static void mos7720_set_termios(struct usb_serial_port *port, + struct termios *old_termios) +{ + int status; + unsigned int cflag; + struct usb_serial *serial; + struct moschip_port *mos7720_port; + struct tty_struct *tty; + + serial = port->serial; + + mos7720_port = usb_get_serial_port_data(port); + + if (mos7720_port == NULL) + return; + + tty = port->tty; + + if (!port->tty || !port->tty->termios) { + dbg("%s - no tty or termios", __FUNCTION__); + return; + } + + if (!mos7720_port->open) { + dbg("%s - port not opened", __FUNCTION__); + return; + } + + dbg("%s\n","setting termios - ASPIRE"); + + cflag = tty->termios->c_cflag; + + if (!cflag) { + printk("%s %s\n",__FUNCTION__,"cflag is NULL"); + return; + } + + /* check that they really want us to change something */ + if (old_termios) { + if ((cflag == old_termios->c_cflag) && + (RELEVANT_IFLAG(tty->termios->c_iflag) == + RELEVANT_IFLAG(old_termios->c_iflag))) { + dbg("Nothing to change"); + return; + } + } + + dbg("%s - clfag %08x iflag %08x", __FUNCTION__, + tty->termios->c_cflag, + RELEVANT_IFLAG(tty->termios->c_iflag)); + + if (old_termios) + dbg("%s - old clfag %08x old iflag %08x", __FUNCTION__, + old_termios->c_cflag, + RELEVANT_IFLAG(old_termios->c_iflag)); + + dbg("%s - port %d", __FUNCTION__, port->number); + + /* change the port settings to the new ones specified */ + change_port_settings(mos7720_port, old_termios); + + if(!port->read_urb) { + dbg("%s","URB KILLED !!!!!\n"); + return; + } + + if(port->read_urb->status != -EINPROGRESS) { + port->read_urb->dev = serial->dev; + status = usb_submit_urb(port->read_urb, GFP_ATOMIC); + if (status) + dbg("usb_submit_urb(read bulk) failed, status = %d", + status); + } + return; +} + +/* + * get_lsr_info - get line status register info + * + * Purpose: Let user call ioctl() to get info when the UART physically + * is emptied. On bus types like RS485, the transmitter must + * release the bus after transmitting. This must be done when + * the transmit shift register is empty, not be done when the + * transmit holding register is empty. This functionality + * allows an RS485 driver to be written in user space. + */ +static int get_lsr_info(struct moschip_port *mos7720_port, + unsigned int __user *value) +{ + int count; + unsigned int result = 0; + + count = mos7720_chars_in_buffer(mos7720_port->port); + if (count == 0) { + dbg("%s -- Empty", __FUNCTION__); + result = TIOCSER_TEMT; + } + + if (copy_to_user(value, &result, sizeof(int))) + return -EFAULT; + return 0; +} + +/* + * get_number_bytes_avail - get number of bytes available + * + * Purpose: Let user call ioctl to get the count of number of bytes available. + */ +static int get_number_bytes_avail(struct moschip_port *mos7720_port, + unsigned int __user *value) +{ + unsigned int result = 0; + struct tty_struct *tty = mos7720_port->port->tty; + + if (!tty) + return -ENOIOCTLCMD; + + result = tty->read_cnt; + + dbg("%s(%d) = %d", __FUNCTION__, mos7720_port->port->number, result); + if (copy_to_user(value, &result, sizeof(int))) + return -EFAULT; + + return -ENOIOCTLCMD; +} + +static int set_modem_info(struct moschip_port *mos7720_port, unsigned int cmd, + unsigned int __user *value) +{ + unsigned int mcr ; + unsigned int arg; + unsigned char data; + + struct usb_serial_port *port; + + if (mos7720_port == NULL) + return -1; + + port = (struct usb_serial_port*)mos7720_port->port; + mcr = mos7720_port->shadowMCR; + + if (copy_from_user(&arg, value, sizeof(int))) + return -EFAULT; + + switch (cmd) { + case TIOCMBIS: + if (arg & TIOCM_RTS) + mcr |= UART_MCR_RTS; + if (arg & TIOCM_DTR) + mcr |= UART_MCR_RTS; + if (arg & TIOCM_LOOP) + mcr |= UART_MCR_LOOP; + break; + + case TIOCMBIC: + if (arg & TIOCM_RTS) + mcr &= ~UART_MCR_RTS; + if (arg & TIOCM_DTR) + mcr &= ~UART_MCR_RTS; + if (arg & TIOCM_LOOP) + mcr &= ~UART_MCR_LOOP; + break; + + case TIOCMSET: + /* turn off the RTS and DTR and LOOPBACK + * and then only turn on what was asked to */ + mcr &= ~(UART_MCR_RTS | UART_MCR_DTR | UART_MCR_LOOP); + mcr |= ((arg & TIOCM_RTS) ? UART_MCR_RTS : 0); + mcr |= ((arg & TIOCM_DTR) ? UART_MCR_DTR : 0); + mcr |= ((arg & TIOCM_LOOP) ? UART_MCR_LOOP : 0); + break; + } + + mos7720_port->shadowMCR = mcr; + + data = mos7720_port->shadowMCR; + send_mos_cmd(port->serial, MOS_WRITE, + port->number - port->serial->minor, UART_MCR, &data); + + return 0; +} + +static int get_modem_info(struct moschip_port *mos7720_port, + unsigned int __user *value) +{ + unsigned int result = 0; + unsigned int msr = mos7720_port->shadowMSR; + unsigned int mcr = mos7720_port->shadowMCR; + + result = ((mcr & UART_MCR_DTR) ? TIOCM_DTR: 0) /* 0x002 */ + | ((mcr & UART_MCR_RTS) ? TIOCM_RTS: 0) /* 0x004 */ + | ((msr & UART_MSR_CTS) ? TIOCM_CTS: 0) /* 0x020 */ + | ((msr & UART_MSR_DCD) ? TIOCM_CAR: 0) /* 0x040 */ + | ((msr & UART_MSR_RI) ? TIOCM_RI: 0) /* 0x080 */ + | ((msr & UART_MSR_DSR) ? TIOCM_DSR: 0); /* 0x100 */ + + + dbg("%s -- %x", __FUNCTION__, result); + + if (copy_to_user(value, &result, sizeof(int))) + return -EFAULT; + return 0; +} + +static int get_serial_info(struct moschip_port *mos7720_port, + struct serial_struct __user *retinfo) +{ + struct serial_struct tmp; + + if (!retinfo) + return -EFAULT; + + memset(&tmp, 0, sizeof(tmp)); + + tmp.type = PORT_16550A; + tmp.line = mos7720_port->port->serial->minor; + tmp.port = mos7720_port->port->number; + tmp.irq = 0; + tmp.flags = ASYNC_SKIP_TEST | ASYNC_AUTO_IRQ; + tmp.xmit_fifo_size = NUM_URBS * URB_TRANSFER_BUFFER_SIZE; + tmp.baud_base = 9600; + tmp.close_delay = 5*HZ; + tmp.closing_wait = 30*HZ; + + if (copy_to_user(retinfo, &tmp, sizeof(*retinfo))) + return -EFAULT; + return 0; +} + +static int mos7720_ioctl(struct usb_serial_port *port, struct file *file, + unsigned int cmd, unsigned long arg) +{ + struct moschip_port *mos7720_port; + struct async_icount cnow; + struct async_icount cprev; + struct serial_icounter_struct icount; + + mos7720_port = usb_get_serial_port_data(port); + if (mos7720_port == NULL) + return -ENODEV; + + dbg("%s - port %d, cmd = 0x%x", __FUNCTION__, port->number, cmd); + + switch (cmd) { + case TIOCINQ: + /* return number of bytes available */ + dbg("%s (%d) TIOCINQ", __FUNCTION__, port->number); + return get_number_bytes_avail(mos7720_port, + (unsigned int __user *)arg); + break; + + case TIOCSERGETLSR: + dbg("%s (%d) TIOCSERGETLSR", __FUNCTION__, port->number); + return get_lsr_info(mos7720_port, (unsigned int __user *)arg); + return 0; + + case TIOCMBIS: + case TIOCMBIC: + case TIOCMSET: + dbg("%s (%d) TIOCMSET/TIOCMBIC/TIOCMSET", __FUNCTION__, + port->number); + return set_modem_info(mos7720_port, cmd, + (unsigned int __user *)arg); + + case TIOCMGET: + dbg("%s (%d) TIOCMGET", __FUNCTION__, port->number); + return get_modem_info(mos7720_port, + (unsigned int __user *)arg); + + case TIOCGSERIAL: + dbg("%s (%d) TIOCGSERIAL", __FUNCTION__, port->number); + return get_serial_info(mos7720_port, + (struct serial_struct __user *)arg); + + case TIOCSSERIAL: + dbg("%s (%d) TIOCSSERIAL", __FUNCTION__, port->number); + break; + + case TIOCMIWAIT: + dbg("%s (%d) TIOCMIWAIT", __FUNCTION__, port->number); + cprev = mos7720_port->icount; + while (1) { + if (signal_pending(current)) + return -ERESTARTSYS; + cnow = mos7720_port->icount; + if (cnow.rng == cprev.rng && cnow.dsr == cprev.dsr && + cnow.dcd == cprev.dcd && cnow.cts == cprev.cts) + return -EIO; /* no change => error */ + if (((arg & TIOCM_RNG) && (cnow.rng != cprev.rng)) || + ((arg & TIOCM_DSR) && (cnow.dsr != cprev.dsr)) || + ((arg & TIOCM_CD) && (cnow.dcd != cprev.dcd)) || + ((arg & TIOCM_CTS) && (cnow.cts != cprev.cts)) ) { + return 0; + } + cprev = cnow; + } + /* NOTREACHED */ + break; + + case TIOCGICOUNT: + cnow = mos7720_port->icount; + icount.cts = cnow.cts; + icount.dsr = cnow.dsr; + icount.rng = cnow.rng; + icount.dcd = cnow.dcd; + icount.rx = cnow.rx; + icount.tx = cnow.tx; + icount.frame = cnow.frame; + icount.overrun = cnow.overrun; + icount.parity = cnow.parity; + icount.brk = cnow.brk; + icount.buf_overrun = cnow.buf_overrun; + + dbg("%s (%d) TIOCGICOUNT RX=%d, TX=%d", __FUNCTION__, + port->number, icount.rx, icount.tx ); + if (copy_to_user((void __user *)arg, &icount, sizeof(icount))) + return -EFAULT; + return 0; + } + + return -ENOIOCTLCMD; +} + +static int mos7720_startup(struct usb_serial *serial) +{ + struct moschip_serial *mos7720_serial; + struct moschip_port *mos7720_port; + struct usb_device *dev; + int i; + char data; + + dbg("%s: Entering ..........", __FUNCTION__); + + if (!serial) { + dbg("Invalid Handler"); + return -ENODEV; + } + + dev = serial->dev; + + /* create our private serial structure */ + mos7720_serial = kzalloc(sizeof(struct moschip_serial), GFP_KERNEL); + if (mos7720_serial == NULL) { + err("%s - Out of memory", __FUNCTION__); + return -ENOMEM; + } + + usb_set_serial_data(serial, mos7720_serial); + + /* we set up the pointers to the endpoints in the mos7720_open * + * function, as the structures aren't created yet. */ + + /* set up port private structures */ + for (i = 0; i < serial->num_ports; ++i) { + mos7720_port = kzalloc(sizeof(struct moschip_port), GFP_KERNEL); + if (mos7720_port == NULL) { + err("%s - Out of memory", __FUNCTION__); + usb_set_serial_data(serial, NULL); + kfree(mos7720_serial); + return -ENOMEM; + } + + /* Initialize all port interrupt end point to port 0 int + * endpoint. Our device has only one interrupt endpoint + * comman to all ports */ + serial->port[i]->interrupt_in_endpointAddress = serial->port[0]->interrupt_in_endpointAddress; + + mos7720_port->port = serial->port[i]; + usb_set_serial_port_data(serial->port[i], mos7720_port); + + dbg("port number is %d", serial->port[i]->number); + dbg("serial number is %d", serial->minor); + } + + + /* setting configuration feature to one */ + usb_control_msg(serial->dev, usb_sndctrlpipe(serial->dev, 0), + (__u8)0x03, 0x00,0x01,0x00, NULL, 0x00, 5*HZ); + + send_mos_cmd(serial,MOS_READ,0x00, UART_LSR, &data); // LSR For Port 1 + dbg("LSR:%x",data); + + send_mos_cmd(serial,MOS_READ,0x01, UART_LSR, &data); // LSR For Port 2 + dbg("LSR:%x",data); + + return 0; +} + +static void mos7720_shutdown(struct usb_serial *serial) +{ + int i; + + /* free private structure allocated for serial port */ + for (i=0; i < serial->num_ports; ++i) { + kfree(usb_get_serial_port_data(serial->port[i])); + usb_set_serial_port_data(serial->port[i], NULL); + } + + /* free private structure allocated for serial device */ + kfree(usb_get_serial_data(serial)); + usb_set_serial_data(serial, NULL); +} + +static struct usb_serial_driver moschip7720_2port_driver = { + .driver = { + .owner = THIS_MODULE, + .name = "moschip7720", + }, + .description = "Moschip 2 port adapter", + .id_table = moschip_port_id_table, + .num_interrupt_in = 1, + .num_bulk_in = 2, + .num_bulk_out = 2, + .num_ports = 2, + .open = mos7720_open, + .close = mos7720_close, + .throttle = mos7720_throttle, + .unthrottle = mos7720_unthrottle, + .attach = mos7720_startup, + .shutdown = mos7720_shutdown, + .ioctl = mos7720_ioctl, + .set_termios = mos7720_set_termios, + .write = mos7720_write, + .write_room = mos7720_write_room, + .chars_in_buffer = mos7720_chars_in_buffer, + .break_ctl = mos7720_break, + .read_bulk_callback = mos7720_bulk_in_callback, +}; + +static struct usb_driver usb_driver = { + .name = "moschip7720", + .probe = usb_serial_probe, + .disconnect = usb_serial_disconnect, + .id_table = moschip_port_id_table, +}; + +static int __init moschip7720_init(void) +{ + int retval; + + dbg("%s: Entering ..........", __FUNCTION__); + + /* Register with the usb serial */ + retval = usb_serial_register(&moschip7720_2port_driver); + if (retval) + goto failed_port_device_register; + + info(DRIVER_DESC " " DRIVER_VERSION); + + /* Register with the usb */ + retval = usb_register(&usb_driver); + if (retval) + goto failed_usb_register; + + return 0; + +failed_usb_register: + usb_serial_deregister(&moschip7720_2port_driver); + +failed_port_device_register: + return retval; +} + +static void __exit moschip7720_exit(void) +{ + usb_deregister(&usb_driver); + usb_serial_deregister(&moschip7720_2port_driver); +} + +module_init(moschip7720_init); +module_exit(moschip7720_exit); + +/* Module information */ +MODULE_AUTHOR( DRIVER_AUTHOR ); +MODULE_DESCRIPTION( DRIVER_DESC ); +MODULE_LICENSE("GPL"); + +module_param(debug, bool, S_IRUGO | S_IWUSR); +MODULE_PARM_DESC(debug, "Debug enabled or not"); diff --git a/drivers/usb/serial/mos7840.c b/drivers/usb/serial/mos7840.c index 021be39fe16e..02c89e10b2cf 100644 --- a/drivers/usb/serial/mos7840.c +++ b/drivers/usb/serial/mos7840.c @@ -2413,11 +2413,12 @@ static int mos7840_ioctl(struct usb_serial_port *port, struct file *file, } mos7840_port = mos7840_get_port_private(port); - tty = mos7840_port->port->tty; if (mos7840_port == NULL) return -1; + tty = mos7840_port->port->tty; + dbg("%s - port %d, cmd = 0x%x", __FUNCTION__, port->number, cmd); switch (cmd) { @@ -2595,12 +2596,11 @@ static int mos7840_startup(struct usb_serial *serial) /* set up port private structures */ for (i = 0; i < serial->num_ports; ++i) { - mos7840_port = kmalloc(sizeof(struct moschip_port), GFP_KERNEL); + mos7840_port = kzalloc(sizeof(struct moschip_port), GFP_KERNEL); if (mos7840_port == NULL) { err("%s - Out of memory", __FUNCTION__); return -ENOMEM; } - memset(mos7840_port, 0, sizeof(struct moschip_port)); /* Initialize all port interrupt end point to port 0 int endpoint * * Our device has only one interrupt end point comman to all port */ diff --git a/drivers/usb/serial/navman.c b/drivers/usb/serial/navman.c index 0610409a6568..054abee81652 100644 --- a/drivers/usb/serial/navman.c +++ b/drivers/usb/serial/navman.c @@ -95,8 +95,7 @@ static void navman_close(struct usb_serial_port *port, struct file *filp) { dbg("%s - port %d", __FUNCTION__, port->number); - if (port->interrupt_in_urb) - usb_kill_urb(port->interrupt_in_urb); + usb_kill_urb(port->interrupt_in_urb); } static int navman_write(struct usb_serial_port *port, diff --git a/drivers/usb/serial/sierra.c b/drivers/usb/serial/sierra.c index d29638daa987..4b5097fa48d7 100644 --- a/drivers/usb/serial/sierra.c +++ b/drivers/usb/serial/sierra.c @@ -1,75 +1,713 @@ /* - * Sierra Wireless CDMA Wireless Serial USB driver - * - * Current Copy modified by: Kevin Lloyd <linux@sierrawireless.com> - * Original Copyright (C) 2005-2006 Greg Kroah-Hartman <gregkh@suse.de> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License version - * 2 as published by the Free Software Foundation. - */ + USB Driver for Sierra Wireless + + Copyright (C) 2006 Kevin Lloyd <linux@sierrawireless.com> + + IMPORTANT DISCLAIMER: This driver is not commercially supported by + Sierra Wireless. Use at your own risk. + + This driver is free software; you can redistribute it and/or modify + it under the terms of Version 2 of the GNU General Public License as + published by the Free Software Foundation. + + Portions based on the option driver by Matthias Urlichs <smurf@smurf.noris.de> + Whom based his on the Keyspan driver by Hugh Blemings <hugh@blemings.org> + + History: +*/ + +#define DRIVER_VERSION "v.1.0.5" +#define DRIVER_AUTHOR "Kevin Lloyd <linux@sierrawireless.com>" +#define DRIVER_DESC "USB Driver for Sierra Wireless USB modems" #include <linux/kernel.h> -#include <linux/init.h> +#include <linux/jiffies.h> +#include <linux/errno.h> #include <linux/tty.h> +#include <linux/tty_flip.h> #include <linux/module.h> #include <linux/usb.h> #include <linux/usb/serial.h> + static struct usb_device_id id_table [] = { { USB_DEVICE(0x1199, 0x0018) }, /* Sierra Wireless MC5720 */ { USB_DEVICE(0x1199, 0x0020) }, /* Sierra Wireless MC5725 */ { USB_DEVICE(0x1199, 0x0017) }, /* Sierra Wireless EM5625 */ { USB_DEVICE(0x1199, 0x0019) }, /* Sierra Wireless AirCard 595 */ + { USB_DEVICE(0x1199, 0x0218) }, /* Sierra Wireless MC5720 */ { USB_DEVICE(0x1199, 0x6802) }, /* Sierra Wireless MC8755 */ { USB_DEVICE(0x1199, 0x6803) }, /* Sierra Wireless MC8765 */ + { USB_DEVICE(0x1199, 0x6804) }, /* Sierra Wireless MC8755 for Europe */ { USB_DEVICE(0x1199, 0x6812) }, /* Sierra Wireless MC8775 */ { USB_DEVICE(0x1199, 0x6820) }, /* Sierra Wireless AirCard 875 */ - /* Following devices are supported in the airprime.c driver */ - /* { USB_DEVICE(0x1199, 0x0112) }, */ /* Sierra Wireless AirCard 580 */ - /* { USB_DEVICE(0x0F3D, 0x0112) }, */ /* AirPrime/Sierra PC 5220 */ + + { USB_DEVICE(0x1199, 0x0112) }, /* Sierra Wireless AirCard 580 */ + { USB_DEVICE(0x0F3D, 0x0112) }, /* AirPrime/Sierra PC 5220 */ { } }; MODULE_DEVICE_TABLE(usb, id_table); +static struct usb_device_id id_table_1port [] = { + { USB_DEVICE(0x1199, 0x0112) }, /* Sierra Wireless AirCard 580 */ + { USB_DEVICE(0x0F3D, 0x0112) }, /* AirPrime/Sierra PC 5220 */ + { } +}; + +static struct usb_device_id id_table_3port [] = { + { USB_DEVICE(0x1199, 0x0018) }, /* Sierra Wireless MC5720 */ + { USB_DEVICE(0x1199, 0x0020) }, /* Sierra Wireless MC5725 */ + { USB_DEVICE(0x1199, 0x0017) }, /* Sierra Wireless EM5625 */ + { USB_DEVICE(0x1199, 0x0019) }, /* Sierra Wireless AirCard 595 */ + { USB_DEVICE(0x1199, 0x0218) }, /* Sierra Wireless MC5720 */ + { USB_DEVICE(0x1199, 0x6802) }, /* Sierra Wireless MC8755 */ + { USB_DEVICE(0x1199, 0x6803) }, /* Sierra Wireless MC8765 */ + { USB_DEVICE(0x1199, 0x6804) }, /* Sierra Wireless MC8755 for Europe */ + { USB_DEVICE(0x1199, 0x6812) }, /* Sierra Wireless MC8775 */ + { USB_DEVICE(0x1199, 0x6820) }, /* Sierra Wireless AirCard 875 */ + { } +}; + static struct usb_driver sierra_driver = { - .name = "sierra_wireless", - .probe = usb_serial_probe, - .disconnect = usb_serial_disconnect, - .id_table = id_table, + .name = "sierra", + .probe = usb_serial_probe, + .disconnect = usb_serial_disconnect, + .id_table = id_table, + .no_dynamic_id = 1, +}; + + +static int debug; + +/* per port private data */ +#define N_IN_URB 4 +#define N_OUT_URB 1 +#define IN_BUFLEN 4096 +#define OUT_BUFLEN 128 + +struct sierra_port_private { + /* Input endpoints and buffer for this port */ + struct urb *in_urbs[N_IN_URB]; + char in_buffer[N_IN_URB][IN_BUFLEN]; + /* Output endpoints and buffer for this port */ + struct urb *out_urbs[N_OUT_URB]; + char out_buffer[N_OUT_URB][OUT_BUFLEN]; + + /* Settings for the port */ + int rts_state; /* Handshaking pins (outputs) */ + int dtr_state; + int cts_state; /* Handshaking pins (inputs) */ + int dsr_state; + int dcd_state; + int ri_state; + + unsigned long tx_start_time[N_OUT_URB]; +}; + +static int sierra_send_setup(struct usb_serial_port *port) +{ + struct usb_serial *serial = port->serial; + struct sierra_port_private *portdata; + + dbg("%s", __FUNCTION__); + + portdata = usb_get_serial_port_data(port); + + if (port->tty) { + int val = 0; + if (portdata->dtr_state) + val |= 0x01; + if (portdata->rts_state) + val |= 0x02; + + return usb_control_msg(serial->dev, + usb_rcvctrlpipe(serial->dev, 0), + 0x22,0x21,val,0,NULL,0,USB_CTRL_SET_TIMEOUT); + } + + return 0; +} + +static void sierra_rx_throttle(struct usb_serial_port *port) +{ + dbg("%s", __FUNCTION__); +} + +static void sierra_rx_unthrottle(struct usb_serial_port *port) +{ + dbg("%s", __FUNCTION__); +} + +static void sierra_break_ctl(struct usb_serial_port *port, int break_state) +{ + /* Unfortunately, I don't know how to send a break */ + dbg("%s", __FUNCTION__); +} + +static void sierra_set_termios(struct usb_serial_port *port, + struct termios *old_termios) +{ + dbg("%s", __FUNCTION__); + + sierra_send_setup(port); +} + +static int sierra_tiocmget(struct usb_serial_port *port, struct file *file) +{ + unsigned int value; + struct sierra_port_private *portdata; + + portdata = usb_get_serial_port_data(port); + + value = ((portdata->rts_state) ? TIOCM_RTS : 0) | + ((portdata->dtr_state) ? TIOCM_DTR : 0) | + ((portdata->cts_state) ? TIOCM_CTS : 0) | + ((portdata->dsr_state) ? TIOCM_DSR : 0) | + ((portdata->dcd_state) ? TIOCM_CAR : 0) | + ((portdata->ri_state) ? TIOCM_RNG : 0); + + return value; +} + +static int sierra_tiocmset(struct usb_serial_port *port, struct file *file, + unsigned int set, unsigned int clear) +{ + struct sierra_port_private *portdata; + + portdata = usb_get_serial_port_data(port); + + if (set & TIOCM_RTS) + portdata->rts_state = 1; + if (set & TIOCM_DTR) + portdata->dtr_state = 1; + + if (clear & TIOCM_RTS) + portdata->rts_state = 0; + if (clear & TIOCM_DTR) + portdata->dtr_state = 0; + return sierra_send_setup(port); +} + +static int sierra_ioctl(struct usb_serial_port *port, struct file *file, + unsigned int cmd, unsigned long arg) +{ + return -ENOIOCTLCMD; +} + +/* Write */ +static int sierra_write(struct usb_serial_port *port, + const unsigned char *buf, int count) +{ + struct sierra_port_private *portdata; + int i; + int left, todo; + struct urb *this_urb = NULL; /* spurious */ + int err; + + portdata = usb_get_serial_port_data(port); + + dbg("%s: write (%d chars)", __FUNCTION__, count); + + i = 0; + left = count; + for (i=0; left > 0 && i < N_OUT_URB; i++) { + todo = left; + if (todo > OUT_BUFLEN) + todo = OUT_BUFLEN; + + this_urb = portdata->out_urbs[i]; + if (this_urb->status == -EINPROGRESS) { + if (time_before(jiffies, + portdata->tx_start_time[i] + 10 * HZ)) + continue; + usb_unlink_urb(this_urb); + continue; + } + if (this_urb->status != 0) + dbg("usb_write %p failed (err=%d)", + this_urb, this_urb->status); + + dbg("%s: endpoint %d buf %d", __FUNCTION__, + usb_pipeendpoint(this_urb->pipe), i); + + /* send the data */ + memcpy (this_urb->transfer_buffer, buf, todo); + this_urb->transfer_buffer_length = todo; + + this_urb->dev = port->serial->dev; + err = usb_submit_urb(this_urb, GFP_ATOMIC); + if (err) { + dbg("usb_submit_urb %p (write bulk) failed " + "(%d, has %d)", this_urb, + err, this_urb->status); + continue; + } + portdata->tx_start_time[i] = jiffies; + buf += todo; + left -= todo; + } + + count -= left; + dbg("%s: wrote (did %d)", __FUNCTION__, count); + return count; +} + +static void sierra_indat_callback(struct urb *urb) +{ + int err; + int endpoint; + struct usb_serial_port *port; + struct tty_struct *tty; + unsigned char *data = urb->transfer_buffer; + + dbg("%s: %p", __FUNCTION__, urb); + + endpoint = usb_pipeendpoint(urb->pipe); + port = (struct usb_serial_port *) urb->context; + + if (urb->status) { + dbg("%s: nonzero status: %d on endpoint %02x.", + __FUNCTION__, urb->status, endpoint); + } else { + tty = port->tty; + if (urb->actual_length) { + tty_buffer_request_room(tty, urb->actual_length); + tty_insert_flip_string(tty, data, urb->actual_length); + tty_flip_buffer_push(tty); + } else { + dbg("%s: empty read urb received", __FUNCTION__); + } + + /* Resubmit urb so we continue receiving */ + if (port->open_count && urb->status != -ESHUTDOWN) { + err = usb_submit_urb(urb, GFP_ATOMIC); + if (err) + printk(KERN_ERR "%s: resubmit read urb failed. " + "(%d)", __FUNCTION__, err); + } + } + return; +} + +static void sierra_outdat_callback(struct urb *urb) +{ + struct usb_serial_port *port; + + dbg("%s", __FUNCTION__); + + port = (struct usb_serial_port *) urb->context; + + usb_serial_port_softint(port); +} + +static void sierra_instat_callback(struct urb *urb) +{ + int err; + struct usb_serial_port *port = (struct usb_serial_port *) urb->context; + struct sierra_port_private *portdata = usb_get_serial_port_data(port); + struct usb_serial *serial = port->serial; + + dbg("%s", __FUNCTION__); + dbg("%s: urb %p port %p has data %p", __FUNCTION__,urb,port,portdata); + + if (urb->status == 0) { + struct usb_ctrlrequest *req_pkt = + (struct usb_ctrlrequest *)urb->transfer_buffer; + + if (!req_pkt) { + dbg("%s: NULL req_pkt\n", __FUNCTION__); + return; + } + if ((req_pkt->bRequestType == 0xA1) && + (req_pkt->bRequest == 0x20)) { + int old_dcd_state; + unsigned char signals = *((unsigned char *) + urb->transfer_buffer + + sizeof(struct usb_ctrlrequest)); + + dbg("%s: signal x%x", __FUNCTION__, signals); + + old_dcd_state = portdata->dcd_state; + portdata->cts_state = 1; + portdata->dcd_state = ((signals & 0x01) ? 1 : 0); + portdata->dsr_state = ((signals & 0x02) ? 1 : 0); + portdata->ri_state = ((signals & 0x08) ? 1 : 0); + + if (port->tty && !C_CLOCAL(port->tty) && + old_dcd_state && !portdata->dcd_state) + tty_hangup(port->tty); + } else { + dbg("%s: type %x req %x", __FUNCTION__, + req_pkt->bRequestType,req_pkt->bRequest); + } + } else + dbg("%s: error %d", __FUNCTION__, urb->status); + + /* Resubmit urb so we continue receiving IRQ data */ + if (urb->status != -ESHUTDOWN) { + urb->dev = serial->dev; + err = usb_submit_urb(urb, GFP_ATOMIC); + if (err) + dbg("%s: resubmit intr urb failed. (%d)", + __FUNCTION__, err); + } +} + +static int sierra_write_room(struct usb_serial_port *port) +{ + struct sierra_port_private *portdata; + int i; + int data_len = 0; + struct urb *this_urb; + + portdata = usb_get_serial_port_data(port); + + for (i=0; i < N_OUT_URB; i++) { + this_urb = portdata->out_urbs[i]; + if (this_urb && this_urb->status != -EINPROGRESS) + data_len += OUT_BUFLEN; + } + + dbg("%s: %d", __FUNCTION__, data_len); + return data_len; +} + +static int sierra_chars_in_buffer(struct usb_serial_port *port) +{ + struct sierra_port_private *portdata; + int i; + int data_len = 0; + struct urb *this_urb; + + portdata = usb_get_serial_port_data(port); + + for (i=0; i < N_OUT_URB; i++) { + this_urb = portdata->out_urbs[i]; + if (this_urb && this_urb->status == -EINPROGRESS) + data_len += this_urb->transfer_buffer_length; + } + dbg("%s: %d", __FUNCTION__, data_len); + return data_len; +} + +static int sierra_open(struct usb_serial_port *port, struct file *filp) +{ + struct sierra_port_private *portdata; + struct usb_serial *serial = port->serial; + int i, err; + struct urb *urb; + + portdata = usb_get_serial_port_data(port); + + dbg("%s", __FUNCTION__); + + /* Set some sane defaults */ + portdata->rts_state = 1; + portdata->dtr_state = 1; + + /* Reset low level data toggle and start reading from endpoints */ + for (i = 0; i < N_IN_URB; i++) { + urb = portdata->in_urbs[i]; + if (! urb) + continue; + if (urb->dev != serial->dev) { + dbg("%s: dev %p != %p", __FUNCTION__, + urb->dev, serial->dev); + continue; + } + + /* + * make sure endpoint data toggle is synchronized with the + * device + */ + usb_clear_halt(urb->dev, urb->pipe); + + err = usb_submit_urb(urb, GFP_KERNEL); + if (err) { + dbg("%s: submit urb %d failed (%d) %d", + __FUNCTION__, i, err, + urb->transfer_buffer_length); + } + } + + /* Reset low level data toggle on out endpoints */ + for (i = 0; i < N_OUT_URB; i++) { + urb = portdata->out_urbs[i]; + if (! urb) + continue; + urb->dev = serial->dev; + /* usb_settoggle(urb->dev, usb_pipeendpoint(urb->pipe), + usb_pipeout(urb->pipe), 0); */ + } + + port->tty->low_latency = 1; + + sierra_send_setup(port); + + return (0); +} + +static inline void stop_urb(struct urb *urb) +{ + if (urb && urb->status == -EINPROGRESS) + usb_kill_urb(urb); +} + +static void sierra_close(struct usb_serial_port *port, struct file *filp) +{ + int i; + struct usb_serial *serial = port->serial; + struct sierra_port_private *portdata; + + dbg("%s", __FUNCTION__); + portdata = usb_get_serial_port_data(port); + + portdata->rts_state = 0; + portdata->dtr_state = 0; + + if (serial->dev) { + sierra_send_setup(port); + + /* Stop reading/writing urbs */ + for (i = 0; i < N_IN_URB; i++) + stop_urb(portdata->in_urbs[i]); + for (i = 0; i < N_OUT_URB; i++) + stop_urb(portdata->out_urbs[i]); + } + port->tty = NULL; +} + +/* Helper functions used by sierra_setup_urbs */ +static struct urb *sierra_setup_urb(struct usb_serial *serial, int endpoint, + int dir, void *ctx, char *buf, int len, + usb_complete_t callback) +{ + struct urb *urb; + + if (endpoint == -1) + return NULL; /* endpoint not needed */ + + urb = usb_alloc_urb(0, GFP_KERNEL); /* No ISO */ + if (urb == NULL) { + dbg("%s: alloc for endpoint %d failed.", __FUNCTION__, endpoint); + return NULL; + } + + /* Fill URB using supplied data. */ + usb_fill_bulk_urb(urb, serial->dev, + usb_sndbulkpipe(serial->dev, endpoint) | dir, + buf, len, callback, ctx); + + return urb; +} + +/* Setup urbs */ +static void sierra_setup_urbs(struct usb_serial *serial) +{ + int i,j; + struct usb_serial_port *port; + struct sierra_port_private *portdata; + + dbg("%s", __FUNCTION__); + + for (i = 0; i < serial->num_ports; i++) { + port = serial->port[i]; + portdata = usb_get_serial_port_data(port); + + /* Do indat endpoints first */ + for (j = 0; j < N_IN_URB; ++j) { + portdata->in_urbs[j] = sierra_setup_urb (serial, + port->bulk_in_endpointAddress, USB_DIR_IN, port, + portdata->in_buffer[j], IN_BUFLEN, sierra_indat_callback); + } + + /* outdat endpoints */ + for (j = 0; j < N_OUT_URB; ++j) { + portdata->out_urbs[j] = sierra_setup_urb (serial, + port->bulk_out_endpointAddress, USB_DIR_OUT, port, + portdata->out_buffer[j], OUT_BUFLEN, sierra_outdat_callback); + } + } +} + +static int sierra_startup(struct usb_serial *serial) +{ + int i, err; + struct usb_serial_port *port; + struct sierra_port_private *portdata; + + dbg("%s", __FUNCTION__); + + /* Now setup per port private data */ + for (i = 0; i < serial->num_ports; i++) { + port = serial->port[i]; + portdata = kzalloc(sizeof(*portdata), GFP_KERNEL); + if (!portdata) { + dbg("%s: kmalloc for sierra_port_private (%d) failed!.", + __FUNCTION__, i); + return (1); + } + + usb_set_serial_port_data(port, portdata); + + if (! port->interrupt_in_urb) + continue; + err = usb_submit_urb(port->interrupt_in_urb, GFP_KERNEL); + if (err) + dbg("%s: submit irq_in urb failed %d", + __FUNCTION__, err); + } + + sierra_setup_urbs(serial); + + return (0); +} + +static void sierra_shutdown(struct usb_serial *serial) +{ + int i, j; + struct usb_serial_port *port; + struct sierra_port_private *portdata; + + dbg("%s", __FUNCTION__); + + /* Stop reading/writing urbs */ + for (i = 0; i < serial->num_ports; ++i) { + port = serial->port[i]; + portdata = usb_get_serial_port_data(port); + for (j = 0; j < N_IN_URB; j++) + stop_urb(portdata->in_urbs[j]); + for (j = 0; j < N_OUT_URB; j++) + stop_urb(portdata->out_urbs[j]); + } + + /* Now free them */ + for (i = 0; i < serial->num_ports; ++i) { + port = serial->port[i]; + portdata = usb_get_serial_port_data(port); + + for (j = 0; j < N_IN_URB; j++) { + if (portdata->in_urbs[j]) { + usb_free_urb(portdata->in_urbs[j]); + portdata->in_urbs[j] = NULL; + } + } + for (j = 0; j < N_OUT_URB; j++) { + if (portdata->out_urbs[j]) { + usb_free_urb(portdata->out_urbs[j]); + portdata->out_urbs[j] = NULL; + } + } + } + + /* Now free per port private data */ + for (i = 0; i < serial->num_ports; i++) { + port = serial->port[i]; + kfree(usb_get_serial_port_data(port)); + } +} + +static struct usb_serial_driver sierra_1port_device = { + .driver = { + .owner = THIS_MODULE, + .name = "sierra1", + }, + .description = "Sierra USB modem (1 port)", + .id_table = id_table_1port, + .num_interrupt_in = NUM_DONT_CARE, + .num_bulk_in = 1, + .num_bulk_out = 1, + .num_ports = 1, + .open = sierra_open, + .close = sierra_close, + .write = sierra_write, + .write_room = sierra_write_room, + .chars_in_buffer = sierra_chars_in_buffer, + .throttle = sierra_rx_throttle, + .unthrottle = sierra_rx_unthrottle, + .ioctl = sierra_ioctl, + .set_termios = sierra_set_termios, + .break_ctl = sierra_break_ctl, + .tiocmget = sierra_tiocmget, + .tiocmset = sierra_tiocmset, + .attach = sierra_startup, + .shutdown = sierra_shutdown, + .read_int_callback = sierra_instat_callback, }; -static struct usb_serial_driver sierra_device = { +static struct usb_serial_driver sierra_3port_device = { .driver = { - .owner = THIS_MODULE, - .name = "Sierra_Wireless", + .owner = THIS_MODULE, + .name = "sierra3", }, - .id_table = id_table, - .num_interrupt_in = NUM_DONT_CARE, - .num_bulk_in = NUM_DONT_CARE, - .num_bulk_out = NUM_DONT_CARE, - .num_ports = 3, + .description = "Sierra USB modem (3 port)", + .id_table = id_table_3port, + .num_interrupt_in = NUM_DONT_CARE, + .num_bulk_in = 3, + .num_bulk_out = 3, + .num_ports = 3, + .open = sierra_open, + .close = sierra_close, + .write = sierra_write, + .write_room = sierra_write_room, + .chars_in_buffer = sierra_chars_in_buffer, + .throttle = sierra_rx_throttle, + .unthrottle = sierra_rx_unthrottle, + .ioctl = sierra_ioctl, + .set_termios = sierra_set_termios, + .break_ctl = sierra_break_ctl, + .tiocmget = sierra_tiocmget, + .tiocmset = sierra_tiocmset, + .attach = sierra_startup, + .shutdown = sierra_shutdown, + .read_int_callback = sierra_instat_callback, }; +/* Functions used by new usb-serial code. */ static int __init sierra_init(void) { int retval; - - retval = usb_serial_register(&sierra_device); + retval = usb_serial_register(&sierra_1port_device); + if (retval) + goto failed_1port_device_register; + retval = usb_serial_register(&sierra_3port_device); if (retval) - return retval; + goto failed_3port_device_register; + + retval = usb_register(&sierra_driver); if (retval) - usb_serial_deregister(&sierra_device); + goto failed_driver_register; + + info(DRIVER_DESC ": " DRIVER_VERSION); + + return 0; + +failed_driver_register: + usb_serial_deregister(&sierra_3port_device); +failed_3port_device_register: + usb_serial_deregister(&sierra_1port_device); +failed_1port_device_register: return retval; } static void __exit sierra_exit(void) { - usb_deregister(&sierra_driver); - usb_serial_deregister(&sierra_device); + usb_deregister (&sierra_driver); + usb_serial_deregister(&sierra_1port_device); + usb_serial_deregister(&sierra_3port_device); } module_init(sierra_init); module_exit(sierra_exit); + +MODULE_AUTHOR(DRIVER_AUTHOR); +MODULE_DESCRIPTION(DRIVER_DESC); +MODULE_VERSION(DRIVER_VERSION); MODULE_LICENSE("GPL"); + +#ifdef CONFIG_USB_DEBUG +module_param(debug, bool, S_IRUGO | S_IWUSR); +MODULE_PARM_DESC(debug, "Debug messages"); +#endif + diff --git a/drivers/usb/serial/ti_usb_3410_5052.c b/drivers/usb/serial/ti_usb_3410_5052.c index 07400c0c8a8c..ae98d8cbdbb8 100644 --- a/drivers/usb/serial/ti_usb_3410_5052.c +++ b/drivers/usb/serial/ti_usb_3410_5052.c @@ -228,6 +228,7 @@ static int product_5052_count; /* null entry */ static struct usb_device_id ti_id_table_3410[1+TI_EXTRA_VID_PID_COUNT+1] = { { USB_DEVICE(TI_VENDOR_ID, TI_3410_PRODUCT_ID) }, + { USB_DEVICE(TI_VENDOR_ID, TI_3410_EZ430_ID) }, }; static struct usb_device_id ti_id_table_5052[4+TI_EXTRA_VID_PID_COUNT+1] = { @@ -239,6 +240,7 @@ static struct usb_device_id ti_id_table_5052[4+TI_EXTRA_VID_PID_COUNT+1] = { static struct usb_device_id ti_id_table_combined[] = { { USB_DEVICE(TI_VENDOR_ID, TI_3410_PRODUCT_ID) }, + { USB_DEVICE(TI_VENDOR_ID, TI_3410_EZ430_ID) }, { USB_DEVICE(TI_VENDOR_ID, TI_5052_BOOT_PRODUCT_ID) }, { USB_DEVICE(TI_VENDOR_ID, TI_5152_BOOT_PRODUCT_ID) }, { USB_DEVICE(TI_VENDOR_ID, TI_5052_EEPROM_PRODUCT_ID) }, @@ -459,13 +461,12 @@ static int ti_startup(struct usb_serial *serial) /* set up port structures */ for (i = 0; i < serial->num_ports; ++i) { - tport = kmalloc(sizeof(struct ti_port), GFP_KERNEL); + tport = kzalloc(sizeof(struct ti_port), GFP_KERNEL); if (tport == NULL) { dev_err(&dev->dev, "%s - out of memory\n", __FUNCTION__); status = -ENOMEM; goto free_tports; } - memset(tport, 0, sizeof(struct ti_port)); spin_lock_init(&tport->tp_lock); tport->tp_uart_base_addr = (i == 0 ? TI_UART1_BASE_ADDR : TI_UART2_BASE_ADDR); tport->tp_flags = low_latency ? ASYNC_LOW_LATENCY : 0; diff --git a/drivers/usb/serial/ti_usb_3410_5052.h b/drivers/usb/serial/ti_usb_3410_5052.h index 02c1aeb9e1b8..b5541bf991ba 100644 --- a/drivers/usb/serial/ti_usb_3410_5052.h +++ b/drivers/usb/serial/ti_usb_3410_5052.h @@ -28,6 +28,7 @@ /* Vendor and product ids */ #define TI_VENDOR_ID 0x0451 #define TI_3410_PRODUCT_ID 0x3410 +#define TI_3410_EZ430_ID 0xF430 /* TI ez430 development tool */ #define TI_5052_BOOT_PRODUCT_ID 0x5052 /* no EEPROM, no firmware */ #define TI_5152_BOOT_PRODUCT_ID 0x5152 /* no EEPROM, no firmware */ #define TI_5052_EEPROM_PRODUCT_ID 0x505A /* EEPROM, no firmware */ diff --git a/drivers/usb/serial/usb-serial.c b/drivers/usb/serial/usb-serial.c index 8006e51c34bb..c1257d5292f5 100644 --- a/drivers/usb/serial/usb-serial.c +++ b/drivers/usb/serial/usb-serial.c @@ -952,32 +952,28 @@ probe_error: port = serial->port[i]; if (!port) continue; - if (port->read_urb) - usb_free_urb (port->read_urb); + usb_free_urb(port->read_urb); kfree(port->bulk_in_buffer); } for (i = 0; i < num_bulk_out; ++i) { port = serial->port[i]; if (!port) continue; - if (port->write_urb) - usb_free_urb (port->write_urb); + usb_free_urb(port->write_urb); kfree(port->bulk_out_buffer); } for (i = 0; i < num_interrupt_in; ++i) { port = serial->port[i]; if (!port) continue; - if (port->interrupt_in_urb) - usb_free_urb (port->interrupt_in_urb); + usb_free_urb(port->interrupt_in_urb); kfree(port->interrupt_in_buffer); } for (i = 0; i < num_interrupt_out; ++i) { port = serial->port[i]; if (!port) continue; - if (port->interrupt_out_urb) - usb_free_urb (port->interrupt_out_urb); + usb_free_urb(port->interrupt_out_urb); kfree(port->interrupt_out_buffer); } diff --git a/drivers/usb/serial/usb_debug.c b/drivers/usb/serial/usb_debug.c new file mode 100644 index 000000000000..257a5e436873 --- /dev/null +++ b/drivers/usb/serial/usb_debug.c @@ -0,0 +1,65 @@ +/* + * USB Debug cable driver + * + * Copyright (C) 2006 Greg Kroah-Hartman <greg@kroah.com> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License version + * 2 as published by the Free Software Foundation. + */ + +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/tty.h> +#include <linux/module.h> +#include <linux/usb.h> +#include <linux/usb/serial.h> + +static struct usb_device_id id_table [] = { + { USB_DEVICE(0x0525, 0x127a) }, + { }, +}; +MODULE_DEVICE_TABLE(usb, id_table); + +static struct usb_driver debug_driver = { + .name = "debug", + .probe = usb_serial_probe, + .disconnect = usb_serial_disconnect, + .id_table = id_table, + .no_dynamic_id = 1, +}; + +static struct usb_serial_driver debug_device = { + .driver = { + .owner = THIS_MODULE, + .name = "debug", + }, + .id_table = id_table, + .num_interrupt_in = NUM_DONT_CARE, + .num_bulk_in = NUM_DONT_CARE, + .num_bulk_out = NUM_DONT_CARE, + .num_ports = 1, +}; + +static int __init debug_init(void) +{ + int retval; + + retval = usb_serial_register(&debug_device); + if (retval) + return retval; + retval = usb_register(&debug_driver); + if (retval) + usb_serial_deregister(&debug_device); + return retval; +} + +static void __exit debug_exit(void) +{ + usb_deregister(&debug_driver); + usb_serial_deregister(&debug_device); +} + +module_init(debug_init); +module_exit(debug_exit); +MODULE_LICENSE("GPL"); diff --git a/drivers/usb/serial/visor.c b/drivers/usb/serial/visor.c index befe2e11a041..eef5eaa5fa0b 100644 --- a/drivers/usb/serial/visor.c +++ b/drivers/usb/serial/visor.c @@ -348,8 +348,7 @@ static void visor_close (struct usb_serial_port *port, struct file * filp) /* shutdown our urbs */ usb_kill_urb(port->read_urb); - if (port->interrupt_in_urb) - usb_kill_urb(port->interrupt_in_urb); + usb_kill_urb(port->interrupt_in_urb); /* Try to send shutdown message, if the device is gone, this will just fail. */ transfer_buffer = kmalloc (0x12, GFP_KERNEL); diff --git a/drivers/usb/storage/onetouch.c b/drivers/usb/storage/onetouch.c index 3baf448e300d..3a158d58441f 100644 --- a/drivers/usb/storage/onetouch.c +++ b/drivers/usb/storage/onetouch.c @@ -142,10 +142,7 @@ int onetouch_connect_input(struct us_data *ss) return -ENODEV; endpoint = &interface->endpoint[2].desc; - if (!(endpoint->bEndpointAddress & USB_DIR_IN)) - return -ENODEV; - if ((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) - != USB_ENDPOINT_XFER_INT) + if (!usb_endpoint_is_int_in(endpoint)) return -ENODEV; pipe = usb_rcvintpipe(udev, endpoint->bEndpointAddress); diff --git a/drivers/usb/storage/unusual_devs.h b/drivers/usb/storage/unusual_devs.h index c9a8d50106d1..db8b26012c75 100644 --- a/drivers/usb/storage/unusual_devs.h +++ b/drivers/usb/storage/unusual_devs.h @@ -55,7 +55,8 @@ UNUSUAL_DEV( 0x03eb, 0x2002, 0x0100, 0x0100, US_SC_DEVICE, US_PR_DEVICE, NULL, US_FL_IGNORE_RESIDUE), -UNUSUAL_DEV( 0x03ee, 0x6901, 0x0000, 0x0100, +/* modified by Tobias Lorenz <tobias.lorenz@gmx.net> */ +UNUSUAL_DEV( 0x03ee, 0x6901, 0x0000, 0x0200, "Mitsumi", "USB FDD", US_SC_DEVICE, US_PR_DEVICE, NULL, @@ -182,6 +183,20 @@ UNUSUAL_DEV( 0x0421, 0x044e, 0x0100, 0x0100, US_SC_DEVICE, US_PR_DEVICE, NULL, US_FL_IGNORE_RESIDUE | US_FL_FIX_CAPACITY ), +/* Reported by Bardur Arantsson <bardur@scientician.net> */ +UNUSUAL_DEV( 0x0421, 0x047c, 0x0370, 0x0370, + "Nokia", + "6131", + US_SC_DEVICE, US_PR_DEVICE, NULL, + US_FL_MAX_SECTORS_64 ), + +/* Reported by Alex Corcoles <alex@corcoles.net> */ +UNUSUAL_DEV( 0x0421, 0x0495, 0x0370, 0x0370, + "Nokia", + "6234", + US_SC_DEVICE, US_PR_DEVICE, NULL, + US_FL_MAX_SECTORS_64 ), + /* Reported by Olaf Hering <olh@suse.de> from novell bug #105878 */ UNUSUAL_DEV( 0x0424, 0x0fdc, 0x0210, 0x0210, "SMSC", @@ -1221,7 +1236,7 @@ UNUSUAL_DEV( 0x0e21, 0x0520, 0x0100, 0x0100, "Cowon Systems", "iAUDIO M5", US_SC_DEVICE, US_PR_BULK, NULL, - 0 ), + US_FL_NEED_OVERRIDE ), /* Submitted by Antoine Mairesse <antoine.mairesse@free.fr> */ UNUSUAL_DEV( 0x0ed1, 0x6660, 0x0100, 0x0300, @@ -1294,13 +1309,25 @@ UNUSUAL_DEV( 0x0fce, 0xe030, 0x0000, 0x0000, /* Reported by Kevin Cernekee <kpc-usbdev@gelato.uiuc.edu> * Tested on hardware version 1.10. * Entry is needed only for the initializer function override. + * Devices with bcd > 110 seem to not need it while those + * with bcd < 110 appear to need it. */ -UNUSUAL_DEV( 0x1019, 0x0c55, 0x0110, 0x0110, +UNUSUAL_DEV( 0x1019, 0x0c55, 0x0000, 0x0110, "Desknote", "UCR-61S2B", US_SC_DEVICE, US_PR_DEVICE, usb_stor_ucr61s2b_init, 0 ), +/* Reported by Jaco Kroon <jaco@kroon.co.za> + * The usb-storage module found on the Digitech GNX4 (and supposedly other + * devices) misbehaves and causes a bunch of invalid I/O errors. + */ +UNUSUAL_DEV( 0x1210, 0x0003, 0x0100, 0x0100, + "Digitech HMG", + "DigiTech Mass Storage", + US_SC_DEVICE, US_PR_DEVICE, NULL, + US_FL_IGNORE_RESIDUE ), + /* Reported by Vilius Bilinkevicius <vilisas AT xxx DOT lt) */ UNUSUAL_DEV( 0x132b, 0x000b, 0x0001, 0x0001, "Minolta", diff --git a/drivers/usb/storage/usb.c b/drivers/usb/storage/usb.c index b8d6031b0975..b401084b3d22 100644 --- a/drivers/usb/storage/usb.c +++ b/drivers/usb/storage/usb.c @@ -740,18 +740,16 @@ static int get_pipes(struct us_data *us) ep = &altsetting->endpoint[i].desc; /* Is it a BULK endpoint? */ - if ((ep->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) - == USB_ENDPOINT_XFER_BULK) { + if (usb_endpoint_xfer_bulk(ep)) { /* BULK in or out? */ - if (ep->bEndpointAddress & USB_DIR_IN) + if (usb_endpoint_dir_in(ep)) ep_in = ep; else ep_out = ep; } /* Is it an interrupt endpoint? */ - else if ((ep->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) - == USB_ENDPOINT_XFER_INT) { + else if (usb_endpoint_xfer_int(ep)) { ep_int = ep; } } |