diff options
author | Olof Johansson <olof@lixom.net> | 2013-12-26 10:31:33 -0800 |
---|---|---|
committer | Olof Johansson <olof@lixom.net> | 2013-12-26 10:31:33 -0800 |
commit | 509633c8366a0df239297c89689e87aaf6625781 (patch) | |
tree | 887622d77f0f2dc3886f52fdbe3f389df337dca1 /drivers/usb/gadget | |
parent | bb748890d13232dba4a3975368bfeea6896368ae (diff) | |
parent | 319e2e3f63c348a9b66db4667efa73178e18b17d (diff) |
Merge tag 'v3.13-rc4' into next/cleanup
Linux 3.13-rc4
Diffstat (limited to 'drivers/usb/gadget')
-rw-r--r-- | drivers/usb/gadget/Kconfig | 1 | ||||
-rw-r--r-- | drivers/usb/gadget/composite.c | 1 | ||||
-rw-r--r-- | drivers/usb/gadget/f_fs.c | 2 | ||||
-rw-r--r-- | drivers/usb/gadget/f_mass_storage.c | 27 | ||||
-rw-r--r-- | drivers/usb/gadget/pxa25x_udc.c | 1 | ||||
-rw-r--r-- | drivers/usb/gadget/s3c-hsotg.c | 7 | ||||
-rw-r--r-- | drivers/usb/gadget/storage_common.h | 4 | ||||
-rw-r--r-- | drivers/usb/gadget/tcm_usb_gadget.c | 2 | ||||
-rw-r--r-- | drivers/usb/gadget/zero.c | 6 |
9 files changed, 28 insertions, 23 deletions
diff --git a/drivers/usb/gadget/Kconfig b/drivers/usb/gadget/Kconfig index a91e6422f930..f66d96ad1f51 100644 --- a/drivers/usb/gadget/Kconfig +++ b/drivers/usb/gadget/Kconfig @@ -682,6 +682,7 @@ config USB_CONFIGFS_PHONET config USB_CONFIGFS_MASS_STORAGE boolean "Mass storage" depends on USB_CONFIGFS + depends on BLOCK select USB_F_MASS_STORAGE help The Mass Storage Gadget acts as a USB Mass Storage disk drive. diff --git a/drivers/usb/gadget/composite.c b/drivers/usb/gadget/composite.c index 3e7ae707f691..2018ba1a2172 100644 --- a/drivers/usb/gadget/composite.c +++ b/drivers/usb/gadget/composite.c @@ -593,6 +593,7 @@ static void reset_config(struct usb_composite_dev *cdev) bitmap_zero(f->endpoints, 32); } cdev->config = NULL; + cdev->delayed_status = 0; } static int set_config(struct usb_composite_dev *cdev, diff --git a/drivers/usb/gadget/f_fs.c b/drivers/usb/gadget/f_fs.c index 774e8b89cdb5..241fc873ffa4 100644 --- a/drivers/usb/gadget/f_fs.c +++ b/drivers/usb/gadget/f_fs.c @@ -1304,7 +1304,7 @@ static struct ffs_data *ffs_data_new(void) { struct ffs_data *ffs = kzalloc(sizeof *ffs, GFP_KERNEL); if (unlikely(!ffs)) - return 0; + return NULL; ENTER(); diff --git a/drivers/usb/gadget/f_mass_storage.c b/drivers/usb/gadget/f_mass_storage.c index a03ba2c83589..b96393908860 100644 --- a/drivers/usb/gadget/f_mass_storage.c +++ b/drivers/usb/gadget/f_mass_storage.c @@ -523,7 +523,7 @@ static int fsg_setup(struct usb_function *f, */ DBG(fsg, "bulk reset request\n"); raise_exception(fsg->common, FSG_STATE_RESET); - return DELAYED_STATUS; + return USB_GADGET_DELAYED_STATUS; case US_BULK_GET_MAX_LUN: if (ctrl->bRequestType != @@ -602,13 +602,14 @@ static bool start_out_transfer(struct fsg_common *common, struct fsg_buffhd *bh) return true; } -static int sleep_thread(struct fsg_common *common) +static int sleep_thread(struct fsg_common *common, bool can_freeze) { int rc = 0; /* Wait until a signal arrives or we are woken up */ for (;;) { - try_to_freeze(); + if (can_freeze) + try_to_freeze(); set_current_state(TASK_INTERRUPTIBLE); if (signal_pending(current)) { rc = -EINTR; @@ -682,7 +683,7 @@ static int do_read(struct fsg_common *common) /* Wait for the next buffer to become available */ bh = common->next_buffhd_to_fill; while (bh->state != BUF_STATE_EMPTY) { - rc = sleep_thread(common); + rc = sleep_thread(common, false); if (rc) return rc; } @@ -937,7 +938,7 @@ static int do_write(struct fsg_common *common) } /* Wait for something to happen */ - rc = sleep_thread(common); + rc = sleep_thread(common, false); if (rc) return rc; } @@ -1504,7 +1505,7 @@ static int throw_away_data(struct fsg_common *common) } /* Otherwise wait for something to happen */ - rc = sleep_thread(common); + rc = sleep_thread(common, true); if (rc) return rc; } @@ -1625,7 +1626,7 @@ static int send_status(struct fsg_common *common) /* Wait for the next buffer to become available */ bh = common->next_buffhd_to_fill; while (bh->state != BUF_STATE_EMPTY) { - rc = sleep_thread(common); + rc = sleep_thread(common, true); if (rc) return rc; } @@ -1828,7 +1829,7 @@ static int do_scsi_command(struct fsg_common *common) bh = common->next_buffhd_to_fill; common->next_buffhd_to_drain = bh; while (bh->state != BUF_STATE_EMPTY) { - rc = sleep_thread(common); + rc = sleep_thread(common, true); if (rc) return rc; } @@ -2174,7 +2175,7 @@ static int get_next_command(struct fsg_common *common) /* Wait for the next buffer to become available */ bh = common->next_buffhd_to_fill; while (bh->state != BUF_STATE_EMPTY) { - rc = sleep_thread(common); + rc = sleep_thread(common, true); if (rc) return rc; } @@ -2193,7 +2194,7 @@ static int get_next_command(struct fsg_common *common) /* Wait for the CBW to arrive */ while (bh->state != BUF_STATE_FULL) { - rc = sleep_thread(common); + rc = sleep_thread(common, true); if (rc) return rc; } @@ -2379,7 +2380,7 @@ static void handle_exception(struct fsg_common *common) } if (num_active == 0) break; - if (sleep_thread(common)) + if (sleep_thread(common, true)) return; } @@ -2516,7 +2517,7 @@ static int fsg_main_thread(void *common_) } if (!common->running) { - sleep_thread(common); + sleep_thread(common, true); continue; } @@ -3111,7 +3112,7 @@ static int fsg_bind(struct usb_configuration *c, struct usb_function *f) fsg->common->can_stall); if (ret) return ret; - fsg_common_set_inquiry_string(fsg->common, 0, 0); + fsg_common_set_inquiry_string(fsg->common, NULL, NULL); ret = fsg_common_run_thread(fsg->common); if (ret) return ret; diff --git a/drivers/usb/gadget/pxa25x_udc.c b/drivers/usb/gadget/pxa25x_udc.c index 0ac6064aa3b8..409a3c45a36a 100644 --- a/drivers/usb/gadget/pxa25x_udc.c +++ b/drivers/usb/gadget/pxa25x_udc.c @@ -54,6 +54,7 @@ */ #ifdef CONFIG_ARCH_PXA #include <mach/pxa25x-udc.h> +#include <mach/hardware.h> #endif #ifdef CONFIG_ARCH_LUBBOCK diff --git a/drivers/usb/gadget/s3c-hsotg.c b/drivers/usb/gadget/s3c-hsotg.c index 9875d9c0823f..e20bc109fdd7 100644 --- a/drivers/usb/gadget/s3c-hsotg.c +++ b/drivers/usb/gadget/s3c-hsotg.c @@ -1180,6 +1180,7 @@ static int s3c_hsotg_process_req_feature(struct s3c_hsotg *hsotg, } static void s3c_hsotg_enqueue_setup(struct s3c_hsotg *hsotg); +static void s3c_hsotg_disconnect(struct s3c_hsotg *hsotg); /** * s3c_hsotg_process_control - process a control request @@ -1221,6 +1222,7 @@ static void s3c_hsotg_process_control(struct s3c_hsotg *hsotg, if ((ctrl->bRequestType & USB_TYPE_MASK) == USB_TYPE_STANDARD) { switch (ctrl->bRequest) { case USB_REQ_SET_ADDRESS: + s3c_hsotg_disconnect(hsotg); dcfg = readl(hsotg->regs + DCFG); dcfg &= ~DCFG_DevAddr_MASK; dcfg |= ctrl->wValue << DCFG_DevAddr_SHIFT; @@ -1245,7 +1247,9 @@ static void s3c_hsotg_process_control(struct s3c_hsotg *hsotg, /* as a fallback, try delivering it to the driver to deal with */ if (ret == 0 && hsotg->driver) { + spin_unlock(&hsotg->lock); ret = hsotg->driver->setup(&hsotg->gadget, ctrl); + spin_lock(&hsotg->lock); if (ret < 0) dev_dbg(hsotg->dev, "driver->setup() ret %d\n", ret); } @@ -1308,10 +1312,12 @@ static void s3c_hsotg_complete_setup(struct usb_ep *ep, return; } + spin_lock(&hsotg->lock); if (req->actual == 0) s3c_hsotg_enqueue_setup(hsotg); else s3c_hsotg_process_control(hsotg, req->buf); + spin_unlock(&hsotg->lock); } /** @@ -2533,7 +2539,6 @@ irq_retry: writel(GINTSTS_USBSusp, hsotg->regs + GINTSTS); call_gadget(hsotg, suspend); - s3c_hsotg_disconnect(hsotg); } if (gintsts & GINTSTS_WkUpInt) { diff --git a/drivers/usb/gadget/storage_common.h b/drivers/usb/gadget/storage_common.h index c74c2fdbd56e..70c891469f57 100644 --- a/drivers/usb/gadget/storage_common.h +++ b/drivers/usb/gadget/storage_common.h @@ -119,10 +119,6 @@ static inline bool fsg_lun_is_open(struct fsg_lun *curlun) return curlun->filp != NULL; } -/* Big enough to hold our biggest descriptor */ -#define EP0_BUFSIZE 256 -#define DELAYED_STATUS (EP0_BUFSIZE + 999) /* An impossibly large value */ - /* Default size of buffer length. */ #define FSG_BUFLEN ((u32)16384) diff --git a/drivers/usb/gadget/tcm_usb_gadget.c b/drivers/usb/gadget/tcm_usb_gadget.c index 6c3d7950d2a9..0f8aad78b54f 100644 --- a/drivers/usb/gadget/tcm_usb_gadget.c +++ b/drivers/usb/gadget/tcm_usb_gadget.c @@ -370,7 +370,7 @@ err: return -ENOMEM; } -void bot_cleanup_old_alt(struct f_uas *fu) +static void bot_cleanup_old_alt(struct f_uas *fu) { if (!(fu->flags & USBG_ENABLED)) return; diff --git a/drivers/usb/gadget/zero.c b/drivers/usb/gadget/zero.c index 0dd07ae1555d..f49b0b61ecc8 100644 --- a/drivers/usb/gadget/zero.c +++ b/drivers/usb/gadget/zero.c @@ -91,17 +91,17 @@ static struct usb_zero_options gzero_options = { * functional coverage for the "USBCV" test harness from USB-IF. * It's always set if OTG mode is enabled. */ -unsigned autoresume = DEFAULT_AUTORESUME; +static unsigned autoresume = DEFAULT_AUTORESUME; module_param(autoresume, uint, S_IRUGO); MODULE_PARM_DESC(autoresume, "zero, or seconds before remote wakeup"); /* Maximum Autoresume time */ -unsigned max_autoresume; +static unsigned max_autoresume; module_param(max_autoresume, uint, S_IRUGO); MODULE_PARM_DESC(max_autoresume, "maximum seconds before remote wakeup"); /* Interval between two remote wakeups */ -unsigned autoresume_interval_ms; +static unsigned autoresume_interval_ms; module_param(autoresume_interval_ms, uint, S_IRUGO); MODULE_PARM_DESC(autoresume_interval_ms, "milliseconds to increase successive wakeup delays"); |