diff options
Diffstat (limited to 'drivers/usb')
-rw-r--r-- | drivers/usb/host/xhci-pci.c | 1 | ||||
-rw-r--r-- | drivers/usb/host/xhci-ring.c | 20 | ||||
-rw-r--r-- | drivers/usb/serial/qcserial.c | 2 |
3 files changed, 18 insertions, 5 deletions
diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c index 2af32e26fafc..7e5c90eebb9c 100644 --- a/drivers/usb/host/xhci-pci.c +++ b/drivers/usb/host/xhci-pci.c @@ -135,6 +135,7 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci) if (pdev->vendor == PCI_VENDOR_ID_INTEL && pdev->device == PCI_DEVICE_ID_INTEL_LYNXPOINT_LP_XHCI) { xhci->quirks |= XHCI_SPURIOUS_REBOOT; + xhci->quirks |= XHCI_SPURIOUS_WAKEUP; } if (pdev->vendor == PCI_VENDOR_ID_INTEL && (pdev->device == PCI_DEVICE_ID_INTEL_SUNRISEPOINT_LP_XHCI || diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c index ad975a2975ca..41d7a05f8af4 100644 --- a/drivers/usb/host/xhci-ring.c +++ b/drivers/usb/host/xhci-ring.c @@ -2239,6 +2239,7 @@ static int handle_tx_event(struct xhci_hcd *xhci, u32 trb_comp_code; int ret = 0; int td_num = 0; + bool handling_skipped_tds = false; slot_id = TRB_TO_SLOT_ID(le32_to_cpu(event->flags)); xdev = xhci->devs[slot_id]; @@ -2372,6 +2373,10 @@ static int handle_tx_event(struct xhci_hcd *xhci, ep->skip = true; xhci_dbg(xhci, "Miss service interval error, set skip flag\n"); goto cleanup; + case COMP_PING_ERR: + ep->skip = true; + xhci_dbg(xhci, "No Ping response error, Skip one Isoc TD\n"); + goto cleanup; default: if (xhci_is_vendor_info_code(xhci, trb_comp_code)) { status = 0; @@ -2508,13 +2513,18 @@ static int handle_tx_event(struct xhci_hcd *xhci, ep, &status); cleanup: + + + handling_skipped_tds = ep->skip && + trb_comp_code != COMP_MISSED_INT && + trb_comp_code != COMP_PING_ERR; + /* - * Do not update event ring dequeue pointer if ep->skip is set. - * Will roll back to continue process missed tds. + * Do not update event ring dequeue pointer if we're in a loop + * processing missed tds. */ - if (trb_comp_code == COMP_MISSED_INT || !ep->skip) { + if (!handling_skipped_tds) inc_deq(xhci, xhci->event_ring); - } if (ret) { urb = td->urb; @@ -2549,7 +2559,7 @@ cleanup: * Process them as short transfer until reach the td pointed by * the event. */ - } while (ep->skip && trb_comp_code != COMP_MISSED_INT); + } while (handling_skipped_tds); return 0; } diff --git a/drivers/usb/serial/qcserial.c b/drivers/usb/serial/qcserial.c index ebcec8cda858..f49d262e926b 100644 --- a/drivers/usb/serial/qcserial.c +++ b/drivers/usb/serial/qcserial.c @@ -153,6 +153,8 @@ static const struct usb_device_id id_table[] = { {DEVICE_SWI(0x1199, 0x9056)}, /* Sierra Wireless Modem */ {DEVICE_SWI(0x1199, 0x9060)}, /* Sierra Wireless Modem */ {DEVICE_SWI(0x1199, 0x9061)}, /* Sierra Wireless Modem */ + {DEVICE_SWI(0x1199, 0x9070)}, /* Sierra Wireless MC74xx/EM74xx */ + {DEVICE_SWI(0x1199, 0x9071)}, /* Sierra Wireless MC74xx/EM74xx */ {DEVICE_SWI(0x413c, 0x81a2)}, /* Dell Wireless 5806 Gobi(TM) 4G LTE Mobile Broadband Card */ {DEVICE_SWI(0x413c, 0x81a3)}, /* Dell Wireless 5570 HSPA+ (42Mbps) Mobile Broadband Card */ {DEVICE_SWI(0x413c, 0x81a4)}, /* Dell Wireless 5570e HSPA+ (42Mbps) Mobile Broadband Card */ |