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Commit 26252378 authored by qctecmdr's avatar qctecmdr Committed by Gerrit - the friendly Code Review server
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Merge "usb: xhci: Set bulk EP maxpacket to 8 for buggy FS devices"

parents 77a38928 4b63a253

drivers/usb/host/xhci-mem.c

+5 −0
Original line number Diff line number Diff line
@@ -1482,6 +1482,11 @@ int xhci_endpoint_init(struct xhci_hcd *xhci, 
	/* Some devices get this wrong */

	if (usb_endpoint_xfer_bulk(&ep->desc) && udev->speed == USB_SPEED_HIGH)

		max_packet = 512;



	if (usb_endpoint_xfer_bulk(&ep->desc) && udev->speed == USB_SPEED_FULL

				&& max_packet < 8)

		max_packet = 8;



	/* 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;