diff options
Diffstat (limited to 'drivers/usb/host/xhci-mem.c')
| -rw-r--r-- | drivers/usb/host/xhci-mem.c | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/drivers/usb/host/xhci-mem.c b/drivers/usb/host/xhci-mem.c index 4e3abdd0ec36..80c1de239e9a 100644 --- a/drivers/usb/host/xhci-mem.c +++ b/drivers/usb/host/xhci-mem.c @@ -1390,7 +1390,12 @@ static u32 xhci_get_max_esit_payload(struct usb_device *udev, usb_endpoint_xfer_bulk(&ep->desc)) return 0; - if (udev->speed >= USB_SPEED_SUPER) + /* SuperSpeedPlus Isoc ep sending over 48k per esit */ + if ((udev->speed >= USB_SPEED_SUPER_PLUS) && + USB_SS_SSP_ISOC_COMP(ep->ss_ep_comp.bmAttributes)) + return le32_to_cpu(ep->ssp_isoc_ep_comp.dwBytesPerInterval); + /* SuperSpeed or SuperSpeedPlus Isoc ep with less than 48k per esit */ + else if (udev->speed >= USB_SPEED_SUPER) return le16_to_cpu(ep->ss_ep_comp.wBytesPerInterval); max_packet = GET_MAX_PACKET(usb_endpoint_maxp(&ep->desc)); @@ -1470,9 +1475,13 @@ int xhci_endpoint_init(struct xhci_hcd *xhci, /* xHCI 1.0 and 1.1 indicates that ctrl ep avg TRB Length should be 8 */ if (usb_endpoint_xfer_control(&ep->desc) && xhci->hci_version >= 0x100) avg_trb_len = 8; + /* xhci 1.1 with LEC support doesn't use mult field, use RsvdZ */ + if ((xhci->hci_version > 0x100) && HCC2_LEC(xhci->hcc_params2)) + mult = 0; /* Fill the endpoint context */ - ep_ctx->ep_info = cpu_to_le32(EP_INTERVAL(interval) | + ep_ctx->ep_info = cpu_to_le32(EP_MAX_ESIT_PAYLOAD_HI(max_esit_payload) | + EP_INTERVAL(interval) | EP_MULT(mult)); ep_ctx->ep_info2 = cpu_to_le32(EP_TYPE(endpoint_type) | MAX_PACKET(max_packet) | |