diff options
33 files changed, 483 insertions, 219 deletions
diff --git a/arch/microblaze/Kconfig b/arch/microblaze/Kconfig index 851b3bf6e962..eccdefe70d4e 100644 --- a/arch/microblaze/Kconfig +++ b/arch/microblaze/Kconfig @@ -6,7 +6,6 @@ config MICROBLAZE select HAVE_FUNCTION_GRAPH_TRACER select HAVE_DYNAMIC_FTRACE select HAVE_FTRACE_MCOUNT_RECORD - select USB_ARCH_HAS_EHCI select ARCH_WANT_OPTIONAL_GPIOLIB select HAVE_OPROFILE select HAVE_ARCH_KGDB diff --git a/drivers/usb/Kconfig b/drivers/usb/Kconfig index 41b6e51188e4..006489d82dc3 100644 --- a/drivers/usb/Kconfig +++ b/drivers/usb/Kconfig @@ -66,6 +66,7 @@ config USB_ARCH_HAS_EHCI default y if ARCH_VT8500 default y if PLAT_SPEAR default y if ARCH_MSM + default y if MICROBLAZE default PCI # ARM SA1111 chips have a non-PCI based "OHCI-compatible" USB host interface. diff --git a/drivers/usb/core/devices.c b/drivers/usb/core/devices.c index a3d2e2399655..96fdfb815f89 100644 --- a/drivers/usb/core/devices.c +++ b/drivers/usb/core/devices.c @@ -221,7 +221,7 @@ static char *usb_dump_endpoint_descriptor(int speed, char *start, char *end, break; case USB_ENDPOINT_XFER_INT: type = "Int."; - if (speed == USB_SPEED_HIGH) + if (speed == USB_SPEED_HIGH || speed == USB_SPEED_SUPER) interval = 1 << (desc->bInterval - 1); else interval = desc->bInterval; @@ -229,7 +229,8 @@ static char *usb_dump_endpoint_descriptor(int speed, char *start, char *end, default: /* "can't happen" */ return start; } - interval *= (speed == USB_SPEED_HIGH) ? 125 : 1000; + interval *= (speed == USB_SPEED_HIGH || + speed == USB_SPEED_SUPER) ? 125 : 1000; if (interval % 1000) unit = 'u'; else { @@ -542,8 +543,9 @@ static ssize_t usb_device_dump(char __user **buffer, size_t *nbytes, if (level == 0) { int max; - /* high speed reserves 80%, full/low reserves 90% */ - if (usbdev->speed == USB_SPEED_HIGH) + /* super/high speed reserves 80%, full/low reserves 90% */ + if (usbdev->speed == USB_SPEED_HIGH || + usbdev->speed == USB_SPEED_SUPER) max = 800; else max = FRAME_TIME_MAX_USECS_ALLOC; diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c index 8eed05d23838..77a7faec8d78 100644 --- a/drivers/usb/core/hcd.c +++ b/drivers/usb/core/hcd.c @@ -1908,7 +1908,7 @@ void usb_free_streams(struct usb_interface *interface, /* Streams only apply to bulk endpoints. */ for (i = 0; i < num_eps; i++) - if (!usb_endpoint_xfer_bulk(&eps[i]->desc)) + if (!eps[i] || !usb_endpoint_xfer_bulk(&eps[i]->desc)) return; hcd->driver->free_streams(hcd, dev, eps, num_eps, mem_flags); diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c index 8fb754916c67..93720bdc9efd 100644 --- a/drivers/usb/core/hub.c +++ b/drivers/usb/core/hub.c @@ -2285,7 +2285,17 @@ int usb_port_suspend(struct usb_device *udev, pm_message_t msg) } /* see 7.1.7.6 */ - status = set_port_feature(hub->hdev, port1, USB_PORT_FEAT_SUSPEND); + /* Clear PORT_POWER if it's a USB3.0 device connected to USB 3.0 + * external hub. + * FIXME: this is a temporary workaround to make the system able + * to suspend/resume. + */ + if ((hub->hdev->parent != NULL) && hub_is_superspeed(hub->hdev)) + status = clear_port_feature(hub->hdev, port1, + USB_PORT_FEAT_POWER); + else + status = set_port_feature(hub->hdev, port1, + USB_PORT_FEAT_SUSPEND); if (status) { dev_dbg(hub->intfdev, "can't suspend port %d, status %d\n", port1, status); diff --git a/drivers/usb/gadget/f_audio.c b/drivers/usb/gadget/f_audio.c index 9abecfddb27d..0111f8a9cf7f 100644 --- a/drivers/usb/gadget/f_audio.c +++ b/drivers/usb/gadget/f_audio.c @@ -706,6 +706,7 @@ f_audio_unbind(struct usb_configuration *c, struct usb_function *f) struct f_audio *audio = func_to_audio(f); usb_free_descriptors(f->descriptors); + usb_free_descriptors(f->hs_descriptors); kfree(audio); } diff --git a/drivers/usb/gadget/f_eem.c b/drivers/usb/gadget/f_eem.c index 95dd4662d6a8..b3c304290150 100644 --- a/drivers/usb/gadget/f_eem.c +++ b/drivers/usb/gadget/f_eem.c @@ -314,6 +314,9 @@ eem_unbind(struct usb_configuration *c, struct usb_function *f) static void eem_cmd_complete(struct usb_ep *ep, struct usb_request *req) { + struct sk_buff *skb = (struct sk_buff *)req->context; + + dev_kfree_skb_any(skb); } /* @@ -428,10 +431,11 @@ static int eem_unwrap(struct gether *port, skb_trim(skb2, len); put_unaligned_le16(BIT(15) | BIT(11) | len, skb_push(skb2, 2)); - skb_copy_bits(skb, 0, req->buf, skb->len); - req->length = skb->len; + skb_copy_bits(skb2, 0, req->buf, skb2->len); + req->length = skb2->len; req->complete = eem_cmd_complete; req->zero = 1; + req->context = skb2; if (usb_ep_queue(port->in_ep, req, GFP_ATOMIC)) DBG(cdev, "echo response queue fail\n"); break; diff --git a/drivers/usb/gadget/fsl_qe_udc.c b/drivers/usb/gadget/fsl_qe_udc.c index aee7e3c53c38..36613b37c504 100644 --- a/drivers/usb/gadget/fsl_qe_udc.c +++ b/drivers/usb/gadget/fsl_qe_udc.c @@ -1148,6 +1148,12 @@ static int qe_ep_tx(struct qe_ep *ep, struct qe_frame *frame) static int txcomplete(struct qe_ep *ep, unsigned char restart) { if (ep->tx_req != NULL) { + struct qe_req *req = ep->tx_req; + unsigned zlp = 0, last_len = 0; + + last_len = min_t(unsigned, req->req.length - ep->sent, + ep->ep.maxpacket); + if (!restart) { int asent = ep->last; ep->sent += asent; @@ -1156,9 +1162,18 @@ static int txcomplete(struct qe_ep *ep, unsigned char restart) ep->last = 0; } + /* zlp needed when req->re.zero is set */ + if (req->req.zero) { + if (last_len == 0 || + (req->req.length % ep->ep.maxpacket) != 0) + zlp = 0; + else + zlp = 1; + } else + zlp = 0; + /* a request already were transmitted completely */ - if ((ep->tx_req->req.length - ep->sent) <= 0) { - ep->tx_req->req.actual = (unsigned int)ep->sent; + if (((ep->tx_req->req.length - ep->sent) <= 0) && !zlp) { done(ep, ep->tx_req, 0); ep->tx_req = NULL; ep->last = 0; @@ -1191,6 +1206,7 @@ static int qe_usb_senddata(struct qe_ep *ep, struct qe_frame *frame) buf = (u8 *)ep->tx_req->req.buf + ep->sent; if (buf && size) { ep->last = size; + ep->tx_req->req.actual += size; frame_set_data(frame, buf); frame_set_length(frame, size); frame_set_status(frame, FRAME_OK); diff --git a/drivers/usb/gadget/inode.c b/drivers/usb/gadget/inode.c index 3ed73f49cf18..a01383f71f38 100644 --- a/drivers/usb/gadget/inode.c +++ b/drivers/usb/gadget/inode.c @@ -386,8 +386,10 @@ ep_read (struct file *fd, char __user *buf, size_t len, loff_t *ptr) /* halt any endpoint by doing a "wrong direction" i/o call */ if (usb_endpoint_dir_in(&data->desc)) { - if (usb_endpoint_xfer_isoc(&data->desc)) + if (usb_endpoint_xfer_isoc(&data->desc)) { + mutex_unlock(&data->lock); return -EINVAL; + } DBG (data->dev, "%s halt\n", data->name); spin_lock_irq (&data->dev->lock); if (likely (data->ep != NULL)) diff --git a/drivers/usb/gadget/pch_udc.c b/drivers/usb/gadget/pch_udc.c index 3e4b35e50c24..68dbcc3e4cc2 100644 --- a/drivers/usb/gadget/pch_udc.c +++ b/drivers/usb/gadget/pch_udc.c @@ -1608,7 +1608,7 @@ static int pch_udc_pcd_queue(struct usb_ep *usbep, struct usb_request *usbreq, return -EINVAL; if (!dev->driver || (dev->gadget.speed == USB_SPEED_UNKNOWN)) return -ESHUTDOWN; - spin_lock_irqsave(&ep->dev->lock, iflags); + spin_lock_irqsave(&dev->lock, iflags); /* map the buffer for dma */ if (usbreq->length && ((usbreq->dma == DMA_ADDR_INVALID) || !usbreq->dma)) { @@ -1625,8 +1625,10 @@ static int pch_udc_pcd_queue(struct usb_ep *usbep, struct usb_request *usbreq, DMA_FROM_DEVICE); } else { req->buf = kzalloc(usbreq->length, GFP_ATOMIC); - if (!req->buf) - return -ENOMEM; + if (!req->buf) { + retval = -ENOMEM; + goto probe_end; + } if (ep->in) { memcpy(req->buf, usbreq->buf, usbreq->length); req->dma = dma_map_single(&dev->pdev->dev, diff --git a/drivers/usb/gadget/r8a66597-udc.c b/drivers/usb/gadget/r8a66597-udc.c index 015118535f77..6dcc1f68fa60 100644 --- a/drivers/usb/gadget/r8a66597-udc.c +++ b/drivers/usb/gadget/r8a66597-udc.c @@ -1083,7 +1083,9 @@ static void irq_device_state(struct r8a66597 *r8a66597) if (dvsq == DS_DFLT) { /* bus reset */ + spin_unlock(&r8a66597->lock); r8a66597->driver->disconnect(&r8a66597->gadget); + spin_lock(&r8a66597->lock); r8a66597_update_usb_speed(r8a66597); } if (r8a66597->old_dvsq == DS_CNFG && dvsq != DS_CNFG) diff --git a/drivers/usb/host/ehci-q.c b/drivers/usb/host/ehci-q.c index 98ded66e8d3f..42abd0f603bf 100644 --- a/drivers/usb/host/ehci-q.c +++ b/drivers/usb/host/ehci-q.c @@ -1247,24 +1247,27 @@ static void start_unlink_async (struct ehci_hcd *ehci, struct ehci_qh *qh) static void scan_async (struct ehci_hcd *ehci) { + bool stopped; struct ehci_qh *qh; enum ehci_timer_action action = TIMER_IO_WATCHDOG; ehci->stamp = ehci_readl(ehci, &ehci->regs->frame_index); timer_action_done (ehci, TIMER_ASYNC_SHRINK); rescan: + stopped = !HC_IS_RUNNING(ehci_to_hcd(ehci)->state); qh = ehci->async->qh_next.qh; if (likely (qh != NULL)) { do { /* clean any finished work for this qh */ - if (!list_empty (&qh->qtd_list) - && qh->stamp != ehci->stamp) { + if (!list_empty(&qh->qtd_list) && (stopped || + qh->stamp != ehci->stamp)) { int temp; /* unlinks could happen here; completion * reporting drops the lock. rescan using * the latest schedule, but don't rescan - * qhs we already finished (no looping). + * qhs we already finished (no looping) + * unless the controller is stopped. */ qh = qh_get (qh); qh->stamp = ehci->stamp; @@ -1285,9 +1288,9 @@ rescan: */ if (list_empty(&qh->qtd_list) && qh->qh_state == QH_STATE_LINKED) { - if (!ehci->reclaim - && ((ehci->stamp - qh->stamp) & 0x1fff) - >= (EHCI_SHRINK_FRAMES * 8)) + if (!ehci->reclaim && (stopped || + ((ehci->stamp - qh->stamp) & 0x1fff) + >= EHCI_SHRINK_FRAMES * 8)) start_unlink_async(ehci, qh); else action = TIMER_ASYNC_SHRINK; diff --git a/drivers/usb/host/isp1760-hcd.c b/drivers/usb/host/isp1760-hcd.c index f50e84ac570a..795345ad45e6 100644 --- a/drivers/usb/host/isp1760-hcd.c +++ b/drivers/usb/host/isp1760-hcd.c @@ -295,7 +295,7 @@ static void alloc_mem(struct usb_hcd *hcd, struct isp1760_qtd *qtd) } dev_err(hcd->self.controller, - "%s: Can not allocate %lu bytes of memory\n" + "%s: Cannot allocate %zu bytes of memory\n" "Current memory map:\n", __func__, qtd->length); for (i = 0; i < BLOCKS; i++) { diff --git a/drivers/usb/host/ohci-au1xxx.c b/drivers/usb/host/ohci-au1xxx.c index 17a6043c1fa0..958d985f2951 100644 --- a/drivers/usb/host/ohci-au1xxx.c +++ b/drivers/usb/host/ohci-au1xxx.c @@ -33,7 +33,7 @@ #ifdef __LITTLE_ENDIAN #define USBH_ENABLE_INIT (USBH_ENABLE_CE | USBH_ENABLE_E | USBH_ENABLE_C) -#elif __BIG_ENDIAN +#elif defined(__BIG_ENDIAN) #define USBH_ENABLE_INIT (USBH_ENABLE_CE | USBH_ENABLE_E | USBH_ENABLE_C | \ USBH_ENABLE_BE) #else diff --git a/drivers/usb/host/pci-quirks.c b/drivers/usb/host/pci-quirks.c index 1d586d4f7b56..9b166d70ae91 100644 --- a/drivers/usb/host/pci-quirks.c +++ b/drivers/usb/host/pci-quirks.c @@ -84,65 +84,92 @@ int usb_amd_find_chipset_info(void) { u8 rev = 0; unsigned long flags; + struct amd_chipset_info info; + int ret; spin_lock_irqsave(&amd_lock, flags); - amd_chipset.probe_count++; /* probe only once */ - if (amd_chipset.probe_count > 1) { + if (amd_chipset.probe_count > 0) { + amd_chipset.probe_count++; spin_unlock_irqrestore(&amd_lock, flags); return amd_chipset.probe_result; } + memset(&info, 0, sizeof(info)); + spin_unlock_irqrestore(&amd_lock, flags); - amd_chipset.smbus_dev = pci_get_device(PCI_VENDOR_ID_ATI, 0x4385, NULL); - if (amd_chipset.smbus_dev) { - rev = amd_chipset.smbus_dev->revision; + info.smbus_dev = pci_get_device(PCI_VENDOR_ID_ATI, 0x4385, NULL); + if (info.smbus_dev) { + rev = info.smbus_dev->revision; if (rev >= 0x40) - amd_chipset.sb_type = 1; + info.sb_type = 1; else if (rev >= 0x30 && rev <= 0x3b) - amd_chipset.sb_type = 3; + info.sb_type = 3; } else { - amd_chipset.smbus_dev = pci_get_device(PCI_VENDOR_ID_AMD, - 0x780b, NULL); - if (!amd_chipset.smbus_dev) { - spin_unlock_irqrestore(&amd_lock, flags); - return 0; + info.smbus_dev = pci_get_device(PCI_VENDOR_ID_AMD, + 0x780b, NULL); + if (!info.smbus_dev) { + ret = 0; + goto commit; } - rev = amd_chipset.smbus_dev->revision; + + rev = info.smbus_dev->revision; if (rev >= 0x11 && rev <= 0x18) - amd_chipset.sb_type = 2; + info.sb_type = 2; } - if (amd_chipset.sb_type == 0) { - if (amd_chipset.smbus_dev) { - pci_dev_put(amd_chipset.smbus_dev); - amd_chipset.smbus_dev = NULL; + if (info.sb_type == 0) { + if (info.smbus_dev) { + pci_dev_put(info.smbus_dev); + info.smbus_dev = NULL; } - spin_unlock_irqrestore(&amd_lock, flags); - return 0; + ret = 0; + goto commit; } - amd_chipset.nb_dev = pci_get_device(PCI_VENDOR_ID_AMD, 0x9601, NULL); - if (amd_chipset.nb_dev) { - amd_chipset.nb_type = 1; + info.nb_dev = pci_get_device(PCI_VENDOR_ID_AMD, 0x9601, NULL); + if (info.nb_dev) { + info.nb_type = 1; } else { - amd_chipset.nb_dev = pci_get_device(PCI_VENDOR_ID_AMD, - 0x1510, NULL); - if (amd_chipset.nb_dev) { - amd_chipset.nb_type = 2; - } else { - amd_chipset.nb_dev = pci_get_device(PCI_VENDOR_ID_AMD, - 0x9600, NULL); - if (amd_chipset.nb_dev) - amd_chipset.nb_type = 3; + info.nb_dev = pci_get_device(PCI_VENDOR_ID_AMD, 0x1510, NULL); + if (info.nb_dev) { + info.nb_type = 2; + } else { + info.nb_dev = pci_get_device(PCI_VENDOR_ID_AMD, + 0x9600, NULL); + if (info.nb_dev) + info.nb_type = 3; } } - amd_chipset.probe_result = 1; + ret = info.probe_result = 1; printk(KERN_DEBUG "QUIRK: Enable AMD PLL fix\n"); - spin_unlock_irqrestore(&amd_lock, flags); - return amd_chipset.probe_result; +commit: + + spin_lock_irqsave(&amd_lock, flags); + if (amd_chipset.probe_count > 0) { + /* race - someone else was faster - drop devices */ + + /* Mark that we where here */ + amd_chipset.probe_count++; + ret = amd_chipset.probe_result; + + spin_unlock_irqrestore(&amd_lock, flags); + + if (info.nb_dev) + pci_dev_put(info.nb_dev); + if (info.smbus_dev) + pci_dev_put(info.smbus_dev); + + } else { + /* no race - commit the result */ + info.probe_count++; + amd_chipset = info; + spin_unlock_irqrestore(&amd_lock, flags); + } + + return ret; } EXPORT_SYMBOL_GPL(usb_amd_find_chipset_info); @@ -284,6 +311,7 @@ EXPORT_SYMBOL_GPL(usb_amd_quirk_pll_enable); void usb_amd_dev_put(void) { + struct pci_dev *nb, *smbus; unsigned long flags; spin_lock_irqsave(&amd_lock, flags); @@ -294,20 +322,23 @@ void usb_amd_dev_put(void) return; } - if (amd_chipset.nb_dev) { - pci_dev_put(amd_chipset.nb_dev); - amd_chipset.nb_dev = NULL; - } - if (amd_chipset.smbus_dev) { - pci_dev_put(amd_chipset.smbus_dev); - amd_chipset.smbus_dev = NULL; - } + /* save them to pci_dev_put outside of spinlock */ + nb = amd_chipset.nb_dev; + smbus = amd_chipset.smbus_dev; + + amd_chipset.nb_dev = NULL; + amd_chipset.smbus_dev = NULL; amd_chipset.nb_type = 0; amd_chipset.sb_type = 0; amd_chipset.isoc_reqs = 0; amd_chipset.probe_result = 0; spin_unlock_irqrestore(&amd_lock, flags); + + if (nb) + pci_dev_put(nb); + if (smbus) + pci_dev_put(smbus); } EXPORT_SYMBOL_GPL(usb_amd_dev_put); diff --git a/drivers/usb/host/xhci-mem.c b/drivers/usb/host/xhci-mem.c index a003e79aacdc..627f3438028c 100644 --- a/drivers/usb/host/xhci-mem.c +++ b/drivers/usb/host/xhci-mem.c @@ -846,7 +846,7 @@ static u32 xhci_find_real_port_number(struct xhci_hcd *xhci, * Skip ports that don't have known speeds, or have duplicate * Extended Capabilities port speed entries. */ - if (port_speed == 0 || port_speed == -1) + if (port_speed == 0 || port_speed == DUPLICATE_ENTRY) continue; /* @@ -974,6 +974,47 @@ int xhci_setup_addressable_virt_dev(struct xhci_hcd *xhci, struct usb_device *ud return 0; } +/* + * Convert interval expressed as 2^(bInterval - 1) == interval into + * straight exponent value 2^n == interval. + * + */ +static unsigned int xhci_parse_exponent_interval(struct usb_device *udev, + struct usb_host_endpoint *ep) +{ + unsigned int interval; + + interval = clamp_val(ep->desc.bInterval, 1, 16) - 1; + if (interval != ep->desc.bInterval - 1) + dev_warn(&udev->dev, + "ep %#x - rounding interval to %d microframes\n", + ep->desc.bEndpointAddress, + 1 << interval); + + return interval; +} + +/* + * Convert bInterval expressed in frames (in 1-255 range) to exponent of + * microframes, rounded down to nearest power of 2. + */ +static unsigned int xhci_parse_frame_interval(struct usb_device *udev, + struct usb_host_endpoint *ep) +{ + unsigned int interval; + + interval = fls(8 * ep->desc.bInterval) - 1; + interval = clamp_val(interval, 3, 10); + if ((1 << interval) != 8 * ep->desc.bInterval) + dev_warn(&udev->dev, + "ep %#x - rounding interval to %d microframes, ep desc says %d microframes\n", + ep->desc.bEndpointAddress, + 1 << interval, + 8 * ep->desc.bInterval); + + return interval; +} + /* Return the polling or NAK interval. * * The polling interval is expressed in "microframes". If xHCI's Interval field @@ -982,7 +1023,7 @@ int xhci_setup_addressable_virt_dev(struct xhci_hcd *xhci, struct usb_device *ud * The NAK interval is one NAK per 1 to 255 microframes, or no NAKs if interval * is set to 0. */ -static inline unsigned int xhci_get_endpoint_interval(struct usb_device *udev, +static unsigned int xhci_get_endpoint_interval(struct usb_device *udev, struct usb_host_endpoint *ep) { unsigned int interval = 0; @@ -991,45 +1032,38 @@ static inline unsigned int xhci_get_endpoint_interval(struct usb_device *udev, case USB_SPEED_HIGH: /* Max NAK rate */ if (usb_endpoint_xfer_control(&ep->desc) || - usb_endpoint_xfer_bulk(&ep->desc)) + usb_endpoint_xfer_bulk(&ep->desc)) { interval = ep->desc.bInterval; + break; + } /* Fall through - SS and HS isoc/int have same decoding */ + case USB_SPEED_SUPER: if (usb_endpoint_xfer_int(&ep->desc) || - usb_endpoint_xfer_isoc(&ep->desc)) { - if (ep->desc.bInterval == 0) - interval = 0; - else - interval = ep->desc.bInterval - 1; - if (interval > 15) - interval = 15; - if (interval != ep->desc.bInterval + 1) - dev_warn(&udev->dev, "ep %#x - rounding interval to %d microframes\n", - ep->desc.bEndpointAddress, 1 << interval); + usb_endpoint_xfer_isoc(&ep->desc)) { + interval = xhci_parse_exponent_interval(udev, ep); } break; - /* Convert bInterval (in 1-255 frames) to microframes and round down to - * nearest power of 2. - */ + case USB_SPEED_FULL: + if (usb_endpoint_xfer_int(&ep->desc)) { + interval = xhci_parse_exponent_interval(udev, ep); + break; + } + /* + * Fall through for isochronous endpoint interval decoding + * since it uses the same rules as low speed interrupt + * endpoints. + */ + case USB_SPEED_LOW: if (usb_endpoint_xfer_int(&ep->desc) || - usb_endpoint_xfer_isoc(&ep->desc)) { - interval = fls(8*ep->desc.bInterval) - 1; - if (interval > 10) - interval = 10; - if (interval < 3) - interval = 3; - if ((1 << interval) != 8*ep->desc.bInterval) - dev_warn(&udev->dev, - "ep %#x - rounding interval" - " to %d microframes, " - "ep desc says %d microframes\n", - ep->desc.bEndpointAddress, - 1 << interval, - 8*ep->desc.bInterval); + usb_endpoint_xfer_isoc(&ep->desc)) { + + interval = xhci_parse_frame_interval(udev, ep); } break; + default: BUG(); } @@ -1041,7 +1075,7 @@ static inline unsigned int xhci_get_endpoint_interval(struct usb_device *udev, * transaction opportunities per microframe", but that goes in the Max Burst * endpoint context field. */ -static inline u32 xhci_get_endpoint_mult(struct usb_device *udev, +static u32 xhci_get_endpoint_mult(struct usb_device *udev, struct usb_host_endpoint *ep) { if (udev->speed != USB_SPEED_SUPER || @@ -1050,7 +1084,7 @@ static inline u32 xhci_get_endpoint_mult(struct usb_device *udev, return ep->ss_ep_comp.bmAttributes; } -static inline u32 xhci_get_endpoint_type(struct usb_device *udev, +static u32 xhci_get_endpoint_type(struct usb_device *udev, struct usb_host_endpoint *ep) { int in; @@ -1084,7 +1118,7 @@ static inline u32 xhci_get_endpoint_type(struct usb_device *udev, * Basically, this is the maxpacket size, multiplied by the burst size * and mult size. */ -static inline u32 xhci_get_max_esit_payload(struct xhci_hcd *xhci, +static u32 xhci_get_max_esit_payload(struct xhci_hcd *xhci, struct usb_device *udev, struct usb_host_endpoint *ep) { @@ -1727,12 +1761,12 @@ static void xhci_add_in_port(struct xhci_hcd *xhci, unsigned int num_ports, * found a similar duplicate. */ if (xhci->port_array[i] != major_revision && - xhci->port_array[i] != (u8) -1) { + xhci->port_array[i] != DUPLICATE_ENTRY) { if (xhci->port_array[i] == 0x03) xhci->num_usb3_ports--; else xhci->num_usb2_ports--; - xhci->port_array[i] = (u8) -1; + xhci->port_array[i] = DUPLICATE_ENTRY; } /* FIXME: Should we disable the port? */ continue; @@ -1831,7 +1865,7 @@ static int xhci_setup_port_arrays(struct xhci_hcd *xhci, gfp_t flags) for (i = 0; i < num_ports; i++) { if (xhci->port_array[i] == 0x03 || xhci->port_array[i] == 0 || - xhci->port_array[i] == -1) + xhci->port_array[i] == DUPLICATE_ENTRY) continue; xhci->usb2_ports[port_index] = diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c index ceea9f33491c..a10494c2f3c7 100644 --- a/drivers/usb/host/xhci-pci.c +++ b/drivers/usb/host/xhci-pci.c @@ -114,6 +114,10 @@ static int xhci_pci_setup(struct usb_hcd *hcd) if (pdev->vendor == PCI_VENDOR_ID_NEC) xhci->quirks |= XHCI_NEC_HOST; + /* AMD PLL quirk */ + if (pdev->vendor == PCI_VENDOR_ID_AMD && usb_amd_find_chipset_info()) + xhci->quirks |= XHCI_AMD_PLL_FIX; + /* Make sure the HC is halted. */ retval = xhci_halt(xhci); if (retval) diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c index cfc1ad92473f..7437386a9a50 100644 --- a/drivers/usb/host/xhci-ring.c +++ b/drivers/usb/host/xhci-ring.c @@ -93,7 +93,7 @@ dma_addr_t xhci_trb_virt_to_dma(struct xhci_segment *seg, /* Does this link TRB point to the first segment in a ring, * or was the previous TRB the last TRB on the last segment in the ERST? */ -static inline bool last_trb_on_last_seg(struct xhci_hcd *xhci, struct xhci_ring *ring, +static bool last_trb_on_last_seg(struct xhci_hcd *xhci, struct xhci_ring *ring, struct xhci_segment *seg, union xhci_trb *trb) { if (ring == xhci->event_ring) @@ -107,7 +107,7 @@ static inline bool last_trb_on_last_seg(struct xhci_hcd *xhci, struct xhci_ring * segment? I.e. would the updated event TRB pointer step off the end of the * event seg? */ -static inline int last_trb(struct xhci_hcd *xhci, struct xhci_ring *ring, +static int last_trb(struct xhci_hcd *xhci, struct xhci_ring *ring, struct xhci_segment *seg, union xhci_trb *trb) { if (ring == xhci->event_ring) @@ -116,7 +116,7 @@ static inline int last_trb(struct xhci_hcd *xhci, struct xhci_ring *ring, return (trb->link.control & TRB_TYPE_BITMASK) == TRB_TYPE(TRB_LINK); } -static inline int enqueue_is_link_trb(struct xhci_ring *ring) +static int enqueue_is_link_trb(struct xhci_ring *ring) { struct xhci_link_trb *link = &ring->enqueue->link; return ((link->control & TRB_TYPE_BITMASK) == TRB_TYPE(TRB_LINK)); @@ -592,7 +592,7 @@ void xhci_queue_new_dequeue_state(struct xhci_hcd *xhci, ep->ep_state |= SET_DEQ_PENDING; } -static inline void xhci_stop_watchdog_timer_in_irq(struct xhci_hcd *xhci, +static void xhci_stop_watchdog_timer_in_irq(struct xhci_hcd *xhci, struct xhci_virt_ep *ep) { ep->ep_state &= ~EP_HALT_PENDING; @@ -619,6 +619,13 @@ static void xhci_giveback_urb_in_irq(struct xhci_hcd *xhci, /* Only giveback urb when this is the last td in urb */ if (urb_priv->td_cnt == urb_priv->length) { + if (usb_pipetype(urb->pipe) == PIPE_ISOCHRONOUS) { + xhci_to_hcd(xhci)->self.bandwidth_isoc_reqs--; + if (xhci_to_hcd(xhci)->self.bandwidth_isoc_reqs == 0) { + if (xhci->quirks & XHCI_AMD_PLL_FIX) + usb_amd_quirk_pll_enable(); + } + } usb_hcd_unlink_urb_from_ep(hcd, urb); xhci_dbg(xhci, "Giveback %s URB %p\n", adjective, urb); @@ -1209,7 +1216,7 @@ static unsigned int find_faked_portnum_from_hw_portnum(struct usb_hcd *hcd, * Skip ports that don't have known speeds, or have duplicate * Extended Capabilities port speed entries. */ - if (port_speed == 0 || port_speed == -1) + if (port_speed == 0 || port_speed == DUPLICATE_ENTRY) continue; /* @@ -1235,6 +1242,7 @@ static void handle_port_status(struct xhci_hcd *xhci, u8 major_revision; struct xhci_bus_state *bus_state; u32 __iomem **port_array; + bool bogus_port_status = false; /* Port status change events always have a successful completion code */ if (GET_COMP_CODE(event->generic.field[2]) != COMP_SUCCESS) { @@ -1247,6 +1255,7 @@ static void handle_port_status(struct xhci_hcd *xhci, max_ports = HCS_MAX_PORTS(xhci->hcs_params1); if ((port_id <= 0) || (port_id > max_ports)) { xhci_warn(xhci, "Invalid port id %d\n", port_id); + bogus_port_status = true; goto cleanup; } @@ -1258,12 +1267,14 @@ static void handle_port_status(struct xhci_hcd *xhci, xhci_warn(xhci, "Event for port %u not in " "Extended Capabilities, ignoring.\n", port_id); + bogus_port_status = true; goto cleanup; } - if (major_revision == (u8) -1) { + if (major_revision == DUPLICATE_ENTRY) { xhci_warn(xhci, "Event for port %u duplicated in" "Extended Capabilities, ignoring.\n", port_id); + bogus_port_status = true; goto cleanup; } @@ -1335,6 +1346,13 @@ cleanup: /* Update event ring dequeue pointer before dropping the lock */ inc_deq(xhci, xhci->event_ring, true); + /* Don't make the USB core poll the roothub if we got a bad port status + * change event. Besides, at that point we can't tell which roothub + * (USB 2.0 or USB 3.0) to kick. + */ + if (bogus_port_status) + return; + spin_unlock(&xhci->lock); /* Pass this up to the core */ usb_hcd_poll_rh_status(hcd); @@ -1554,8 +1572,17 @@ td_cleanup: urb_priv->td_cnt++; /* Giveback the urb when all the tds are completed */ - if (urb_priv->td_cnt == urb_priv->length) + if (urb_priv->td_cnt == urb_priv->length) { ret = 1; + if (usb_pipetype(urb->pipe) == PIPE_ISOCHRONOUS) { + xhci_to_hcd(xhci)->self.bandwidth_isoc_reqs--; + if (xhci_to_hcd(xhci)->self.bandwidth_isoc_reqs + == 0) { + if (xhci->quirks & XHCI_AMD_PLL_FIX) + usb_amd_quirk_pll_enable(); + } + } + } } return ret; @@ -1675,71 +1702,52 @@ static int process_isoc_td(struct xhci_hcd *xhci, struct xhci_td *td, struct urb_priv *urb_priv; int idx; int len = 0; - int skip_td = 0; union xhci_trb *cur_trb; struct xhci_segment *cur_seg; + struct usb_iso_packet_descriptor *frame; u32 trb_comp_code; + bool skip_td = false; ep_ring = xhci_dma_to_transfer_ring(ep, event->buffer); trb_comp_code = GET_COMP_CODE(event->transfer_len); urb_priv = td->urb->hcpriv; idx = urb_priv->td_cnt; + frame = &td->urb->iso_frame_desc[idx]; - if (ep->skip) { - /* The transfer is partly done */ - *status = -EXDEV; - td->urb->iso_frame_desc[idx].status = -EXDEV; - } else { - /* handle completion code */ - switch (trb_comp_code) { - case COMP_SUCCESS: - td->urb->iso_frame_desc[idx].status = 0; - xhci_dbg(xhci, "Successful isoc transfer!\n"); - break; - case COMP_SHORT_TX: - if (td->urb->transfer_flags & URB_SHORT_NOT_OK) - td->urb->iso_frame_desc[idx].status = - -EREMOTEIO; - else - td->urb->iso_frame_desc[idx].status = 0; - break; - case COMP_BW_OVER: - td->urb->iso_frame_desc[idx].status = -ECOMM; - skip_td = 1; - break; - case COMP_BUFF_OVER: - case COMP_BABBLE: - td->urb->iso_frame_desc[idx].status = -EOVERFLOW; - skip_td = 1; - break; - case COMP_STALL: - td->urb->iso_frame_desc[idx].status = -EPROTO; - skip_td = 1; - break; - case COMP_STOP: - case COMP_STOP_INVAL: - break; - default: - td->urb->iso_frame_desc[idx].status = -1; - break; - } - } - - /* calc actual length */ - if (ep->skip) { - td->urb->iso_frame_desc[idx].actual_length = 0; - /* Update ring dequeue pointer */ - while (ep_ring->dequeue != td->last_trb) - inc_deq(xhci, ep_ring, false); - inc_deq(xhci, ep_ring, false); - return finish_td(xhci, td, event_trb, event, ep, status, true); + /* handle completion code */ + switch (trb_comp_code) { + case COMP_SUCCESS: + frame->status = 0; + xhci_dbg(xhci, "Successful isoc transfer!\n"); + break; + case COMP_SHORT_TX: + frame->status = td->urb->transfer_flags & URB_SHORT_NOT_OK ? + -EREMOTEIO : 0; + break; + case COMP_BW_OVER: + frame->status = -ECOMM; + skip_td = true; + break; + case COMP_BUFF_OVER: + case COMP_BABBLE: + frame->status = -EOVERFLOW; + skip_td = true; + break; + case COMP_STALL: + frame->status = -EPROTO; + skip_td = true; + break; + case COMP_STOP: + case COMP_STOP_INVAL: + break; + default: + frame->status = -1; + break; } - if (trb_comp_code == COMP_SUCCESS || skip_td == 1) { - td->urb->iso_frame_desc[idx].actual_length = - td->urb->iso_frame_desc[idx].length; - td->urb->actual_length += - td->urb->iso_frame_desc[idx].length; + if (trb_comp_code == COMP_SUCCESS || skip_td) { + frame->actual_length = frame->length; + td->urb->actual_length += frame->length; } else { for (cur_trb = ep_ring->dequeue, cur_seg = ep_ring->deq_seg; cur_trb != event_trb; @@ -1755,7 +1763,7 @@ static int process_isoc_td(struct xhci_hcd *xhci, struct xhci_td *td, TRB_LEN(event->transfer_len); if (trb_comp_code != COMP_STOP_INVAL) { - td->urb->iso_frame_desc[idx].actual_length = len; + frame->actual_length = len; td->urb->actual_length += len; } } @@ -1766,6 +1774,35 @@ static int process_isoc_td(struct xhci_hcd *xhci, struct xhci_td *td, return finish_td(xhci, td, event_trb, event, ep, status, false); } +static int skip_isoc_td(struct xhci_hcd *xhci, struct xhci_td *td, + struct xhci_transfer_event *event, + struct xhci_virt_ep *ep, int *status) +{ + struct xhci_ring *ep_ring; + struct urb_priv *urb_priv; + struct usb_iso_packet_descriptor *frame; + int idx; + + ep_ring = xhci_dma_to_transfer_ring(ep, event->buffer); + urb_priv = td->urb->hcpriv; + idx = urb_priv->td_cnt; + frame = &td->urb->iso_frame_desc[idx]; + + /* The transfer is partly done */ + *status = -EXDEV; + frame->status = -EXDEV; + + /* calc actual length */ + frame->actual_length = 0; + + /* Update ring dequeue pointer */ + while (ep_ring->dequeue != td->last_trb) + inc_deq(xhci, ep_ring, false); + inc_deq(xhci, ep_ring, false); + + return finish_td(xhci, td, NULL, event, ep, status, true); +} + /* * Process bulk and interrupt tds, update urb status and actual_length. */ @@ -2024,36 +2061,42 @@ static int handle_tx_event(struct xhci_hcd *xhci, } td = list_entry(ep_ring->td_list.next, struct xhci_td, td_list); + /* Is this a TRB in the currently executing TD? */ event_seg = trb_in_td(ep_ring->deq_seg, ep_ring->dequeue, td->last_trb, event_dma); - if (event_seg && ep->skip) { + if (!event_seg) { + if (!ep->skip || + !usb_endpoint_xfer_isoc(&td->urb->ep->desc)) { + /* HC is busted, give up! */ + xhci_err(xhci, + "ERROR Transfer event TRB DMA ptr not " + "part of current TD\n"); + return -ESHUTDOWN; + } + + ret = skip_isoc_td(xhci, td, event, ep, &status); + goto cleanup; + } + + if (ep->skip) { xhci_dbg(xhci, "Found td. Clear skip flag.\n"); ep->skip = false; } - if (!event_seg && - (!ep->skip || !usb_endpoint_xfer_isoc(&td->urb->ep->desc))) { - /* HC is busted, give up! */ - xhci_err(xhci, "ERROR Transfer event TRB DMA ptr not " - "part of current TD\n"); - return -ESHUTDOWN; - } - if (event_seg) { - event_trb = &event_seg->trbs[(event_dma - - event_seg->dma) / sizeof(*event_trb)]; - /* - * No-op TRB should not trigger interrupts. - * If event_trb is a no-op TRB, it means the - * corresponding TD has been cancelled. Just ignore - * the TD. - */ - if ((event_trb->generic.field[3] & TRB_TYPE_BITMASK) - == TRB_TYPE(TRB_TR_NOOP)) { - xhci_dbg(xhci, "event_trb is a no-op TRB. " - "Skip it\n"); - goto cleanup; - } + event_trb = &event_seg->trbs[(event_dma - event_seg->dma) / + sizeof(*event_trb)]; + /* + * No-op TRB should not trigger interrupts. + * If event_trb is a no-op TRB, it means the + * corresponding TD has been cancelled. Just ignore + * the TD. + */ + if ((event_trb->generic.field[3] & TRB_TYPE_BITMASK) + == TRB_TYPE(TRB_TR_NOOP)) { + xhci_dbg(xhci, + "event_trb is a no-op TRB. Skip it\n"); + goto cleanup; } /* Now update the urb's actual_length and give back to @@ -3126,6 +3169,12 @@ static int xhci_queue_isoc_tx(struct xhci_hcd *xhci, gfp_t mem_flags, } } + if (xhci_to_hcd(xhci)->self.bandwidth_isoc_reqs == 0) { + if (xhci->quirks & XHCI_AMD_PLL_FIX) + usb_amd_quirk_pll_disable(); + } + xhci_to_hcd(xhci)->self.bandwidth_isoc_reqs++; + giveback_first_trb(xhci, slot_id, ep_index, urb->stream_id, start_cycle, start_trb); return 0; diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c index 196e0181b2ed..81b976e45880 100644 --- a/drivers/usb/host/xhci.c +++ b/drivers/usb/host/xhci.c @@ -550,6 +550,9 @@ void xhci_stop(struct usb_hcd *hcd) del_timer_sync(&xhci->event_ring_timer); #endif + if (xhci->quirks & XHCI_AMD_PLL_FIX) + usb_amd_dev_put(); + xhci_dbg(xhci, "// Disabling event ring interrupts\n"); temp = xhci_readl(xhci, &xhci->op_regs->status); xhci_writel(xhci, temp & ~STS_EINT, &xhci->op_regs->status); @@ -771,7 +774,9 @@ int xhci_resume(struct xhci_hcd *xhci, bool hibernated) /* If restore operation fails, re-initialize the HC during resume */ if ((temp & STS_SRE) || hibernated) { - usb_root_hub_lost_power(hcd->self.root_hub); + /* Let the USB core know _both_ roothubs lost power. */ + usb_root_hub_lost_power(xhci->main_hcd->self.root_hub); + usb_root_hub_lost_power(xhci->shared_hcd->self.root_hub); xhci_dbg(xhci, "Stop HCD\n"); xhci_halt(xhci); @@ -2386,10 +2391,18 @@ int xhci_discover_or_reset_device(struct usb_hcd *hcd, struct usb_device *udev) /* Everything but endpoint 0 is disabled, so free or cache the rings. */ last_freed_endpoint = 1; for (i = 1; i < 31; ++i) { - if (!virt_dev->eps[i].ring) - continue; - xhci_free_or_cache_endpoint_ring(xhci, virt_dev, i); - last_freed_endpoint = i; + struct xhci_virt_ep *ep = &virt_dev->eps[i]; + + if (ep->ep_state & EP_HAS_STREAMS) { + xhci_free_stream_info(xhci, ep->stream_info); + ep->stream_info = NULL; + ep->ep_state &= ~EP_HAS_STREAMS; + } + + if (ep->ring) { + xhci_free_or_cache_endpoint_ring(xhci, virt_dev, i); + last_freed_endpoint = i; + } } xhci_dbg(xhci, "Output context after successful reset device cmd:\n"); xhci_dbg_ctx(xhci, virt_dev->out_ctx, last_freed_endpoint); diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h index 07e263063e37..ba1be6b7cc6d 100644 --- a/drivers/usb/host/xhci.h +++ b/drivers/usb/host/xhci.h @@ -30,6 +30,7 @@ /* Code sharing between pci-quirks and xhci hcd */ #include "xhci-ext-caps.h" +#include "pci-quirks.h" /* xHCI PCI Configuration Registers */ #define XHCI_SBRN_OFFSET (0x60) @@ -232,7 +233,7 @@ struct xhci_op_regs { * notification type that matches a bit set in this bit field. */ #define DEV_NOTE_MASK (0xffff) -#define ENABLE_DEV_NOTE(x) (1 << x) +#define ENABLE_DEV_NOTE(x) (1 << (x)) /* Most of the device notification types should only be used for debug. * SW does need to pay attention to function wake notifications. */ @@ -348,6 +349,9 @@ struct xhci_op_regs { /* Initiate a warm port reset - complete when PORT_WRC is '1' */ #define PORT_WR (1 << 31) +/* We mark duplicate entries with -1 */ +#define DUPLICATE_ENTRY ((u8)(-1)) + /* Port Power Management Status and Control - port_power_base bitmasks */ /* Inactivity timer value for transitions into U1, in microseconds. * Timeout can be up to 127us. 0xFF means an infinite timeout. @@ -601,11 +605,11 @@ struct xhci_ep_ctx { #define EP_STATE_STOPPED 3 #define EP_STATE_ERROR 4 /* Mult - Max number of burtst within an interval, in EP companion desc. */ -#define EP_MULT(p) ((p & 0x3) << 8) +#define EP_MULT(p) (((p) & 0x3) << 8) /* bits 10:14 are Max Primary Streams */ /* bit 15 is Linear Stream Array */ /* Interval - period between requests to an endpoint - 125u increments. */ -#define EP_INTERVAL(p) ((p & 0xff) << 16) +#define EP_INTERVAL(p) (((p) & 0xff) << 16) #define EP_INTERVAL_TO_UFRAMES(p) (1 << (((p) >> 16) & 0xff)) #define EP_MAXPSTREAMS_MASK (0x1f << 10) #define EP_MAXPSTREAMS(p) (((p) << 10) & EP_MAXPSTREAMS_MASK) @@ -1276,6 +1280,7 @@ struct xhci_hcd { #define XHCI_LINK_TRB_QUIRK (1 << 0) #define XHCI_RESET_EP_QUIRK (1 << 1) #define XHCI_NEC_HOST (1 << 2) +#define XHCI_AMD_PLL_FIX (1 << 3) /* There are two roothubs to keep track of bus suspend info for */ struct xhci_bus_state bus_state[2]; /* Is each xHCI roothub port a USB 3.0, USB 2.0, or USB 1.1 port? */ diff --git a/drivers/usb/musb/Kconfig b/drivers/usb/musb/Kconfig index 4cbb7e4b368d..74073b363c30 100644 --- a/drivers/usb/musb/Kconfig +++ b/drivers/usb/musb/Kconfig @@ -14,7 +14,7 @@ config USB_MUSB_HDRC select TWL4030_USB if MACH_OMAP_3430SDP select TWL6030_USB if MACH_OMAP_4430SDP || MACH_OMAP4_PANDA select USB_OTG_UTILS - tristate 'Inventra Highspeed Dual Role Controller (TI, ADI, ...)' + bool 'Inventra Highspeed Dual Role Controller (TI, ADI, ...)' help Say Y here if your system has a dual role high speed USB controller based on the Mentor Graphics silicon IP. Then @@ -30,8 +30,8 @@ config USB_MUSB_HDRC If you do not know what this is, please say N. - To compile this driver as a module, choose M here; the - module will be called "musb-hdrc". +# To compile this driver as a module, choose M here; the +# module will be called "musb-hdrc". choice prompt "Platform Glue Layer" diff --git a/drivers/usb/musb/blackfin.c b/drivers/usb/musb/blackfin.c index 52312e8af213..8e2a1ff8a35a 100644 --- a/drivers/usb/musb/blackfin.c +++ b/drivers/usb/musb/blackfin.c @@ -21,6 +21,7 @@ #include <asm/cacheflush.h> #include "musb_core.h" +#include "musbhsdma.h" #include "blackfin.h" struct bfin_glue { @@ -332,6 +333,27 @@ static int bfin_musb_set_mode(struct musb *musb, u8 musb_mode) return -EIO; } +static int bfin_musb_adjust_channel_params(struct dma_channel *channel, + u16 packet_sz, u8 *mode, + dma_addr_t *dma_addr, u32 *len) +{ + struct musb_dma_channel *musb_channel = channel->private_data; + + /* + * Anomaly 05000450 might cause data corruption when using DMA + * MODE 1 transmits with short packet. So to work around this, + * we truncate all MODE 1 transfers down to a multiple of the + * max packet size, and then do the last short packet transfer + * (if there is any) using MODE 0. + */ + if (ANOMALY_05000450) { + if (musb_channel->transmit && *mode == 1) + *len = *len - (*len % packet_sz); + } + + return 0; +} + static void bfin_musb_reg_init(struct musb *musb) { if (ANOMALY_05000346) { @@ -430,6 +452,8 @@ static const struct musb_platform_ops bfin_ops = { .vbus_status = bfin_musb_vbus_status, .set_vbus = bfin_musb_set_vbus, + + .adjust_channel_params = bfin_musb_adjust_channel_params, }; static u64 bfin_dmamask = DMA_BIT_MASK(32); diff --git a/drivers/usb/musb/cppi_dma.c b/drivers/usb/musb/cppi_dma.c index de55a3c3259a..ab434fbd8c35 100644 --- a/drivers/usb/musb/cppi_dma.c +++ b/drivers/usb/musb/cppi_dma.c @@ -597,12 +597,12 @@ cppi_next_tx_segment(struct musb *musb, struct cppi_channel *tx) length = min(n_bds * maxpacket, length); } - DBG(4, "TX DMA%d, pktSz %d %s bds %d dma 0x%x len %u\n", + DBG(4, "TX DMA%d, pktSz %d %s bds %d dma 0x%llx len %u\n", tx->index, maxpacket, rndis ? "rndis" : "transparent", n_bds, - addr, length); + (unsigned long long)addr, length); cppi_rndis_update(tx, 0, musb->ctrl_base, rndis); @@ -820,7 +820,7 @@ cppi_next_rx_segment(struct musb *musb, struct cppi_channel *rx, int onepacket) length = min(n_bds * maxpacket, length); DBG(4, "RX DMA%d seg, maxp %d %s bds %d (cnt %d) " - "dma 0x%x len %u %u/%u\n", + "dma 0x%llx len %u %u/%u\n", rx->index, maxpacket, onepacket ? (is_rndis ? "rndis" : "onepacket") @@ -829,7 +829,8 @@ cppi_next_rx_segment(struct musb *musb, struct cppi_channel *rx, int onepacket) musb_readl(tibase, DAVINCI_RXCPPI_BUFCNT0_REG + (rx->index * 4)) & 0xffff, - addr, length, rx->channel.actual_len, rx->buf_len); + (unsigned long long)addr, length, + rx->channel.actual_len, rx->buf_len); /* only queue one segment at a time, since the hardware prevents * correct queue shutdown after unexpected short packets @@ -1039,9 +1040,9 @@ static bool cppi_rx_scan(struct cppi *cppi, unsigned ch) if (!completed && (bd->hw_options & CPPI_OWN_SET)) break; - DBG(5, "C/RXBD %08x: nxt %08x buf %08x " + DBG(5, "C/RXBD %llx: nxt %08x buf %08x " "off.len %08x opt.len %08x (%d)\n", - bd->dma, bd->hw_next, bd->hw_bufp, + (unsigned long long)bd->dma, bd->hw_next, bd->hw_bufp, bd->hw_off_len, bd->hw_options, rx->channel.actual_len); @@ -1111,11 +1112,12 @@ static bool cppi_rx_scan(struct cppi *cppi, unsigned ch) musb_ep_select(cppi->mregs, rx->index + 1); csr = musb_readw(regs, MUSB_RXCSR); if (csr & MUSB_RXCSR_DMAENAB) { - DBG(4, "list%d %p/%p, last %08x%s, csr %04x\n", + DBG(4, "list%d %p/%p, last %llx%s, csr %04x\n", rx->index, rx->head, rx->tail, rx->last_processed - ? rx->last_processed->dma + ? (unsigned long long) + rx->last_processed->dma : 0, completed ? ", completed" : "", csr); @@ -1167,8 +1169,11 @@ irqreturn_t cppi_interrupt(int irq, void *dev_id) tx = musb_readl(tibase, DAVINCI_TXCPPI_MASKED_REG); rx = musb_readl(tibase, DAVINCI_RXCPPI_MASKED_REG); - if (!tx && !rx) + if (!tx && !rx) { + if (cppi->irq) + spin_unlock_irqrestore(&musb->lock, flags); return IRQ_NONE; + } DBG(4, "CPPI IRQ Tx%x Rx%x\n", tx, rx); @@ -1199,7 +1204,7 @@ irqreturn_t cppi_interrupt(int irq, void *dev_id) */ if (NULL == bd) { DBG(1, "null BD\n"); - tx_ram->tx_complete = 0; + musb_writel(&tx_ram->tx_complete, 0, 0); continue; } @@ -1452,7 +1457,7 @@ static int cppi_channel_abort(struct dma_channel *channel) * compare mode by writing 1 to the tx_complete register. */ cppi_reset_tx(tx_ram, 1); - cppi_ch->head = 0; + cppi_ch->head = NULL; musb_writel(&tx_ram->tx_complete, 0, 1); cppi_dump_tx(5, cppi_ch, " (done teardown)"); diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c index 630ae7f3cd4c..f10ff00ca09e 100644 --- a/drivers/usb/musb/musb_core.c +++ b/drivers/usb/musb/musb_core.c @@ -1030,6 +1030,7 @@ static void musb_shutdown(struct platform_device *pdev) struct musb *musb = dev_to_musb(&pdev->dev); unsigned long flags; + pm_runtime_get_sync(musb->controller); spin_lock_irqsave(&musb->lock, flags); musb_platform_disable(musb); musb_generic_disable(musb); @@ -1040,6 +1041,7 @@ static void musb_shutdown(struct platform_device *pdev) musb_writeb(musb->mregs, MUSB_DEVCTL, 0); musb_platform_exit(musb); + pm_runtime_put(musb->controller); /* FIXME power down */ } diff --git a/drivers/usb/musb/musb_core.h b/drivers/usb/musb/musb_core.h index 4bd9e2145ee4..0e053b587960 100644 --- a/drivers/usb/musb/musb_core.h +++ b/drivers/usb/musb/musb_core.h @@ -261,6 +261,7 @@ enum musb_g_ep0_state { * @try_ilde: tries to idle the IP * @vbus_status: returns vbus status if possible * @set_vbus: forces vbus status + * @channel_program: pre check for standard dma channel_program func */ struct musb_platform_ops { int (*init)(struct musb *musb); @@ -274,6 +275,10 @@ struct musb_platform_ops { int (*vbus_status)(struct musb *musb); void (*set_vbus)(struct musb *musb, int on); + + int (*adjust_channel_params)(struct dma_channel *channel, + u16 packet_sz, u8 *mode, + dma_addr_t *dma_addr, u32 *len); }; /* diff --git a/drivers/usb/musb/musb_gadget.c b/drivers/usb/musb/musb_gadget.c index 98519c5d8b5c..6dfbf9ffd7a6 100644 --- a/drivers/usb/musb/musb_gadget.c +++ b/drivers/usb/musb/musb_gadget.c @@ -535,7 +535,7 @@ void musb_g_tx(struct musb *musb, u8 epnum) is_dma = 1; csr |= MUSB_TXCSR_P_WZC_BITS; csr &= ~(MUSB_TXCSR_DMAENAB | MUSB_TXCSR_P_UNDERRUN | - MUSB_TXCSR_TXPKTRDY); + MUSB_TXCSR_TXPKTRDY | MUSB_TXCSR_AUTOSET); musb_writew(epio, MUSB_TXCSR, csr); /* Ensure writebuffer is empty. */ csr = musb_readw(epio, MUSB_TXCSR); @@ -1296,7 +1296,7 @@ static int musb_gadget_dequeue(struct usb_ep *ep, struct usb_request *request) } /* if the hardware doesn't have the request, easy ... */ - if (musb_ep->req_list.next != &request->list || musb_ep->busy) + if (musb_ep->req_list.next != &req->list || musb_ep->busy) musb_g_giveback(musb_ep, request, -ECONNRESET); /* ... else abort the dma transfer ... */ diff --git a/drivers/usb/musb/musbhsdma.c b/drivers/usb/musb/musbhsdma.c index 0144a2d481fd..d281792db05c 100644 --- a/drivers/usb/musb/musbhsdma.c +++ b/drivers/usb/musb/musbhsdma.c @@ -169,6 +169,14 @@ static int dma_channel_program(struct dma_channel *channel, BUG_ON(channel->status == MUSB_DMA_STATUS_UNKNOWN || channel->status == MUSB_DMA_STATUS_BUSY); + /* Let targets check/tweak the arguments */ + if (musb->ops->adjust_channel_params) { + int ret = musb->ops->adjust_channel_params(channel, + packet_sz, &mode, &dma_addr, &len); + if (ret) + return ret; + } + /* * The DMA engine in RTL1.8 and above cannot handle * DMA addresses that are not aligned to a 4 byte boundary. diff --git a/drivers/usb/musb/omap2430.c b/drivers/usb/musb/omap2430.c index 25cb8b0003b1..57a27fa954b4 100644 --- a/drivers/usb/musb/omap2430.c +++ b/drivers/usb/musb/omap2430.c @@ -259,9 +259,10 @@ static int musb_otg_notifications(struct notifier_block *nb, case USB_EVENT_VBUS: DBG(4, "VBUS Connect\n"); +#ifdef CONFIG_USB_GADGET_MUSB_HDRC if (musb->gadget_driver) pm_runtime_get_sync(musb->controller); - +#endif otg_init(musb->xceiv); break; diff --git a/drivers/usb/musb/ux500.c b/drivers/usb/musb/ux500.c index d6384e4aeef9..f7e04bf34a13 100644 --- a/drivers/usb/musb/ux500.c +++ b/drivers/usb/musb/ux500.c @@ -93,6 +93,8 @@ static int __init ux500_probe(struct platform_device *pdev) } musb->dev.parent = &pdev->dev; + musb->dev.dma_mask = pdev->dev.dma_mask; + musb->dev.coherent_dma_mask = pdev->dev.coherent_dma_mask; glue->dev = &pdev->dev; glue->musb = musb; diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c index a973c7a29d6e..4de6ef0ae52a 100644 --- a/drivers/usb/serial/ftdi_sio.c +++ b/drivers/usb/serial/ftdi_sio.c @@ -151,6 +151,8 @@ static struct ftdi_sio_quirk ftdi_stmclite_quirk = { * /sys/bus/usb/ftdi_sio/new_id, then send patch/report! */ static struct usb_device_id id_table_combined [] = { + { USB_DEVICE(FTDI_VID, FTDI_CTI_MINI_PID) }, + { USB_DEVICE(FTDI_VID, FTDI_CTI_NANO_PID) }, { USB_DEVICE(FTDI_VID, FTDI_AMC232_PID) }, { USB_DEVICE(FTDI_VID, FTDI_CANUSB_PID) }, { USB_DEVICE(FTDI_VID, FTDI_CANDAPTER_PID) }, @@ -525,6 +527,7 @@ static struct usb_device_id id_table_combined [] = { { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_8_PID) }, { USB_DEVICE(IDTECH_VID, IDTECH_IDT1221U_PID) }, { USB_DEVICE(OCT_VID, OCT_US101_PID) }, + { USB_DEVICE(OCT_VID, OCT_DK201_PID) }, { USB_DEVICE(FTDI_VID, FTDI_HE_TIRA1_PID), .driver_info = (kernel_ulong_t)&ftdi_HE_TIRA1_quirk }, { USB_DEVICE(FTDI_VID, FTDI_USB_UIRT_PID), @@ -787,6 +790,8 @@ static struct usb_device_id id_table_combined [] = { { USB_DEVICE(FTDI_VID, MARVELL_OPENRD_PID), .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk }, { USB_DEVICE(FTDI_VID, HAMEG_HO820_PID) }, + { USB_DEVICE(FTDI_VID, HAMEG_HO720_PID) }, + { USB_DEVICE(FTDI_VID, HAMEG_HO730_PID) }, { USB_DEVICE(FTDI_VID, HAMEG_HO870_PID) }, { USB_DEVICE(FTDI_VID, MJSG_GENERIC_PID) }, { USB_DEVICE(FTDI_VID, MJSG_SR_RADIO_PID) }, diff --git a/drivers/usb/serial/ftdi_sio_ids.h b/drivers/usb/serial/ftdi_sio_ids.h index c543e55bafba..efffc23723bd 100644 --- a/drivers/usb/serial/ftdi_sio_ids.h +++ b/drivers/usb/serial/ftdi_sio_ids.h @@ -300,6 +300,8 @@ * Hameg HO820 and HO870 interface (using VID 0x0403) */ #define HAMEG_HO820_PID 0xed74 +#define HAMEG_HO730_PID 0xed73 +#define HAMEG_HO720_PID 0xed72 #define HAMEG_HO870_PID 0xed71 /* @@ -572,6 +574,7 @@ /* Note: OCT US101 is also rebadged as Dick Smith Electronics (NZ) XH6381 */ /* Also rebadged as Dick Smith Electronics (Aus) XH6451 */ /* Also rebadged as SIIG Inc. model US2308 hardware version 1 */ +#define OCT_DK201_PID 0x0103 /* OCT DK201 USB docking station */ #define OCT_US101_PID 0x0421 /* OCT US101 USB to RS-232 */ /* @@ -1141,3 +1144,12 @@ #define QIHARDWARE_VID 0x20B7 #define MILKYMISTONE_JTAGSERIAL_PID 0x0713 +/* + * CTI GmbH RS485 Converter http://www.cti-lean.com/ + */ +/* USB-485-Mini*/ +#define FTDI_CTI_MINI_PID 0xF608 +/* USB-Nano-485*/ +#define FTDI_CTI_NANO_PID 0xF60B + + diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c index 75c7f456eed5..d77ff0435896 100644 --- a/drivers/usb/serial/option.c +++ b/drivers/usb/serial/option.c @@ -407,6 +407,10 @@ static void option_instat_callback(struct urb *urb); /* ONDA MT825UP HSDPA 14.2 modem */ #define ONDA_MT825UP 0x000b +/* Samsung products */ +#define SAMSUNG_VENDOR_ID 0x04e8 +#define SAMSUNG_PRODUCT_GT_B3730 0x6889 + /* some devices interfaces need special handling due to a number of reasons */ enum option_blacklist_reason { OPTION_BLACKLIST_NONE = 0, @@ -968,6 +972,7 @@ static const struct usb_device_id option_ids[] = { { USB_DEVICE(OLIVETTI_VENDOR_ID, OLIVETTI_PRODUCT_OLICARD100) }, { USB_DEVICE(CELOT_VENDOR_ID, CELOT_PRODUCT_CT680M) }, /* CT-650 CDMA 450 1xEVDO modem */ { USB_DEVICE(ONDA_VENDOR_ID, ONDA_MT825UP) }, /* ONDA MT825UP modem */ + { USB_DEVICE_AND_INTERFACE_INFO(SAMSUNG_VENDOR_ID, SAMSUNG_PRODUCT_GT_B3730, USB_CLASS_CDC_DATA, 0x00, 0x00) }, /* Samsung GT-B3730/GT-B3710 LTE USB modem.*/ { } /* Terminating entry */ }; MODULE_DEVICE_TABLE(usb, option_ids); diff --git a/drivers/usb/serial/qcserial.c b/drivers/usb/serial/qcserial.c index 8858201eb1d3..54a9dab1f33b 100644 --- a/drivers/usb/serial/qcserial.c +++ b/drivers/usb/serial/qcserial.c @@ -111,7 +111,7 @@ static int qcprobe(struct usb_serial *serial, const struct usb_device_id *id) ifnum = intf->desc.bInterfaceNumber; dbg("This Interface = %d", ifnum); - data = serial->private = kzalloc(sizeof(struct usb_wwan_intf_private), + data = kzalloc(sizeof(struct usb_wwan_intf_private), GFP_KERNEL); if (!data) return -ENOMEM; @@ -134,8 +134,10 @@ static int qcprobe(struct usb_serial *serial, const struct usb_device_id *id) usb_endpoint_is_bulk_out(&intf->endpoint[1].desc)) { dbg("QDL port found"); - if (serial->interface->num_altsetting == 1) - return 0; + if (serial->interface->num_altsetting == 1) { + retval = 0; /* Success */ + break; + } retval = usb_set_interface(serial->dev, ifnum, 1); if (retval < 0) { @@ -145,7 +147,6 @@ static int qcprobe(struct usb_serial *serial, const struct usb_device_id *id) retval = -ENODEV; kfree(data); } - return retval; } break; @@ -166,6 +167,7 @@ static int qcprobe(struct usb_serial *serial, const struct usb_device_id *id) "Could not set interface, error %d\n", retval); retval = -ENODEV; + kfree(data); } } else if (ifnum == 2) { dbg("Modem port found"); @@ -177,7 +179,6 @@ static int qcprobe(struct usb_serial *serial, const struct usb_device_id *id) retval = -ENODEV; kfree(data); } - return retval; } else if (ifnum==3) { /* * NMEA (serial line 9600 8N1) @@ -191,6 +192,7 @@ static int qcprobe(struct usb_serial *serial, const struct usb_device_id *id) "Could not set interface, error %d\n", retval); retval = -ENODEV; + kfree(data); } } break; @@ -199,12 +201,27 @@ static int qcprobe(struct usb_serial *serial, const struct usb_device_id *id) dev_err(&serial->dev->dev, "unknown number of interfaces: %d\n", nintf); kfree(data); - return -ENODEV; + retval = -ENODEV; } + /* Set serial->private if not returning -ENODEV */ + if (retval != -ENODEV) + usb_set_serial_data(serial, data); return retval; } +static void qc_release(struct usb_serial *serial) +{ + struct usb_wwan_intf_private *priv = usb_get_serial_data(serial); + + dbg("%s", __func__); + + /* Call usb_wwan release & free the private data allocated in qcprobe */ + usb_wwan_release(serial); + usb_set_serial_data(serial, NULL); + kfree(priv); +} + static struct usb_serial_driver qcdevice = { .driver = { .owner = THIS_MODULE, @@ -222,7 +239,7 @@ static struct usb_serial_driver qcdevice = { .chars_in_buffer = usb_wwan_chars_in_buffer, .attach = usb_wwan_startup, .disconnect = usb_wwan_disconnect, - .release = usb_wwan_release, + .release = qc_release, #ifdef CONFIG_PM .suspend = usb_wwan_suspend, .resume = usb_wwan_resume, |