From: Paul Zimmerman Date: Mon, 16 Jan 2012 21:24:38 +0000 (-0800) Subject: usb: gadget: SS Isoc endpoints use comp_desc->bMaxBurst too X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=9e878a6bfa9e1cf70cf77caeca60a0465d77954b;p=deliverable%2Flinux.git usb: gadget: SS Isoc endpoints use comp_desc->bMaxBurst too SuperSpeed Isoc endpoints also use the bMaxBurst value from the companion descriptor. See section 9.6.7 in the USB 3.0 spec. Signed-off-by: Paul Zimmerman Signed-off-by: Felipe Balbi --- diff --git a/drivers/usb/gadget/composite.c b/drivers/usb/gadget/composite.c index a95de6a4a134..baaebf2830fc 100644 --- a/drivers/usb/gadget/composite.c +++ b/drivers/usb/gadget/composite.c @@ -175,13 +175,12 @@ ep_found: _ep->comp_desc = comp_desc; if (g->speed == USB_SPEED_SUPER) { switch (usb_endpoint_type(_ep->desc)) { - case USB_ENDPOINT_XFER_BULK: - case USB_ENDPOINT_XFER_INT: - _ep->maxburst = comp_desc->bMaxBurst; - break; case USB_ENDPOINT_XFER_ISOC: /* mult: bits 1:0 of bmAttributes */ _ep->mult = comp_desc->bmAttributes & 0x3; + case USB_ENDPOINT_XFER_BULK: + case USB_ENDPOINT_XFER_INT: + _ep->maxburst = comp_desc->bMaxBurst; break; default: /* Do nothing for control endpoints */