diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/usb/host/xhci-pci.c | 1 | ||||
| -rw-r--r-- | drivers/usb/host/xhci-ring.c | 4 | ||||
| -rw-r--r-- | drivers/usb/host/xhci.h | 1 |
3 files changed, 5 insertions, 1 deletions
diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c index b04745817b98..73fea4b86c14 100644 --- a/drivers/usb/host/xhci-pci.c +++ b/drivers/usb/host/xhci-pci.c @@ -149,6 +149,7 @@ static int xhci_pci_setup(struct usb_hcd *hcd) * PPT chipsets. */ xhci->quirks |= XHCI_SPURIOUS_REBOOT; + xhci->quirks |= XHCI_AVOID_BEI; } if (pdev->vendor == PCI_VENDOR_ID_ETRON && pdev->device == PCI_DEVICE_ID_ASROCK_P67) { diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c index 6456bf8bcf43..152daca4822b 100644 --- a/drivers/usb/host/xhci-ring.c +++ b/drivers/usb/host/xhci-ring.c @@ -3365,7 +3365,9 @@ static int xhci_queue_isoc_tx(struct xhci_hcd *xhci, gfp_t mem_flags, } else { td->last_trb = ep_ring->enqueue; field |= TRB_IOC; - if (xhci->hci_version == 0x100) { + if (xhci->hci_version == 0x100 && + !(xhci->quirks & + XHCI_AVOID_BEI)) { /* Set BEI bit except for the last td */ if (i < num_tds - 1) field |= TRB_BEI; diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h index d88644d92597..21482dff7232 100644 --- a/drivers/usb/host/xhci.h +++ b/drivers/usb/host/xhci.h @@ -1317,6 +1317,7 @@ struct xhci_hcd { #define XHCI_AMD_0x96_HOST (1 << 9) #define XHCI_TRUST_TX_LENGTH (1 << 10) #define XHCI_SPURIOUS_REBOOT (1 << 13) +#define XHCI_AVOID_BEI (1 << 15) unsigned int num_active_eps; unsigned int limit_active_eps; /* There are two roothubs to keep track of bus suspend info for */ |