diff --git a/drivers/usb/host/xhci-mem.c b/drivers/usb/host/xhci-mem.c index 92703efda1f7b318f2f0c86d6427084fa8cab424..fdf0c1008225a2d540807b4727f840da71576b6a 100644 --- a/drivers/usb/host/xhci-mem.c +++ b/drivers/usb/host/xhci-mem.c @@ -2437,7 +2437,8 @@ int xhci_mem_init(struct xhci_hcd *xhci, gfp_t flags) * and our use of dma addresses in the trb_address_map radix tree needs * TRB_SEGMENT_SIZE alignment, so we pick the greater alignment need. */ - if (xhci->quirks & XHCI_ZHAOXIN_TRB_FETCH) + if (xhci->quirks & XHCI_TRB_OVERFETCH) + /* Buggy HC prefetches beyond segment bounds - allocate dummy space at the end */ xhci->segment_pool = dma_pool_create("xHCI ring segments", dev, TRB_SEGMENT_SIZE * 2, TRB_SEGMENT_SIZE * 2, xhci->page_size * 2); else diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c index ad0ff356f6fa0f3c2cb62e614b5e4f44486a577f..54460d11f7ee8120c03a9ab5603aab16c96a5073 100644 --- a/drivers/usb/host/xhci-pci.c +++ b/drivers/usb/host/xhci-pci.c @@ -38,6 +38,8 @@ #define PCI_DEVICE_ID_ETRON_EJ168 0x7023 #define PCI_DEVICE_ID_ETRON_EJ188 0x7052 +#define PCI_DEVICE_ID_VIA_VL805 0x3483 + #define PCI_DEVICE_ID_INTEL_LYNXPOINT_XHCI 0x8c31 #define PCI_DEVICE_ID_INTEL_LYNXPOINT_LP_XHCI 0x9c31 #define PCI_DEVICE_ID_INTEL_WILDCATPOINT_LP_XHCI 0x9cb1 @@ -418,8 +420,10 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci) pdev->device == 0x3432) xhci->quirks |= XHCI_BROKEN_STREAMS; - if (pdev->vendor == PCI_VENDOR_ID_VIA && pdev->device == 0x3483) + if (pdev->vendor == PCI_VENDOR_ID_VIA && pdev->device == PCI_DEVICE_ID_VIA_VL805) { xhci->quirks |= XHCI_LPM_SUPPORT; + xhci->quirks |= XHCI_TRB_OVERFETCH; + } if (pdev->vendor == PCI_VENDOR_ID_ASMEDIA && pdev->device == PCI_DEVICE_ID_ASMEDIA_1042_XHCI) { @@ -467,11 +471,11 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci) if (pdev->device == 0x9202) { xhci->quirks |= XHCI_RESET_ON_RESUME; - xhci->quirks |= XHCI_ZHAOXIN_TRB_FETCH; + xhci->quirks |= XHCI_TRB_OVERFETCH; } if (pdev->device == 0x9203) - xhci->quirks |= XHCI_ZHAOXIN_TRB_FETCH; + xhci->quirks |= XHCI_TRB_OVERFETCH; } if (pdev->vendor == PCI_VENDOR_ID_CDNS && diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h index 8c164340a2c35099cedd081558236df3b1b5d14c..779b01dee068f5cae88ba28a4d17ff976f4dce97 100644 --- a/drivers/usb/host/xhci.h +++ b/drivers/usb/host/xhci.h @@ -1632,7 +1632,7 @@ struct xhci_hcd { #define XHCI_EP_CTX_BROKEN_DCS BIT_ULL(42) #define XHCI_SUSPEND_RESUME_CLKS BIT_ULL(43) #define XHCI_RESET_TO_DEFAULT BIT_ULL(44) -#define XHCI_ZHAOXIN_TRB_FETCH BIT_ULL(45) +#define XHCI_TRB_OVERFETCH BIT_ULL(45) #define XHCI_ZHAOXIN_HOST BIT_ULL(46) #define XHCI_WRITE_64_HI_LO BIT_ULL(47) #define XHCI_CDNS_SCTX_QUIRK BIT_ULL(48)