diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c index 84da8406d5b4..1f989a49c8c6 100644 --- a/drivers/usb/host/xhci-pci.c +++ b/drivers/usb/host/xhci-pci.c @@ -295,6 +295,11 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci) pdev->device == 0x9026) xhci->quirks |= XHCI_RESET_PLL_ON_DISCONNECT; + if (pdev->vendor == PCI_VENDOR_ID_AMD && + (pdev->device == PCI_DEVICE_ID_AMD_PROMONTORYA_2 || + pdev->device == PCI_DEVICE_ID_AMD_PROMONTORYA_4)) + xhci->quirks |= XHCI_NO_SOFT_RETRY; + if (xhci->quirks & XHCI_RESET_ON_RESUME) xhci_dbg_trace(xhci, trace_xhci_dbg_quirks, "QUIRK: Resetting on resume"); diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c index 81cc26e0925d..73f137492df1 100644 --- a/drivers/usb/host/xhci-ring.c +++ b/drivers/usb/host/xhci-ring.c @@ -2485,7 +2485,8 @@ static int process_bulk_intr_td(struct xhci_hcd *xhci, struct xhci_td *td, remaining = 0; break; case COMP_USB_TRANSACTION_ERROR: - if ((ep_ring->err_count++ > MAX_SOFT_RETRY) || + if (xhci->quirks & XHCI_NO_SOFT_RETRY || + (ep_ring->err_count++ > MAX_SOFT_RETRY) || le32_to_cpu(slot_ctx->tt_info) & TT_SLOT) break; diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h index 2c63ceab7cbb..a8b890a0dd73 100644 --- a/drivers/usb/host/xhci.h +++ b/drivers/usb/host/xhci.h @@ -1887,6 +1887,7 @@ struct xhci_hcd { #define XHCI_SKIP_PHY_INIT BIT_ULL(37) #define XHCI_DISABLE_SPARSE BIT_ULL(38) #define XHCI_SG_TRB_CACHE_SIZE_QUIRK BIT_ULL(39) +#define XHCI_NO_SOFT_RETRY BIT_ULL(40) unsigned int num_active_eps; unsigned int limit_active_eps;