Re: [PATCH 09/52] usb: gadget: SS Isoc endpoints use comp_desc->bMaxBurst too

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Hello.

On 30-01-2012 23:36, Greg Kroah-Hartman wrote:

From: Paul Zimmerman<Paul.Zimmerman@xxxxxxxxxxxx>

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<paulz@xxxxxxxxxxxx>
Signed-off-by: Felipe Balbi<balbi@xxxxxx>
---
  drivers/usb/gadget/composite.c |    7 +++----
  1 files changed, 3 insertions(+), 4 deletions(-)

diff --git a/drivers/usb/gadget/composite.c b/drivers/usb/gadget/composite.c
index a95de6a..baaebf2 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;

   Forgot to tinsert the comment such as /* FALL THRU */ here...

+		case USB_ENDPOINT_XFER_BULK:
+		case USB_ENDPOINT_XFER_INT:
+			_ep->maxburst = comp_desc->bMaxBurst;
  			break;
  		default:
  			/* Do nothing for control endpoints */

WBR, Sergei
--
To unsubscribe from this list: send the line "unsubscribe linux-usb" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html


[Index of Archives]     [Linux Media]     [Linux Input]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]     [Old Linux USB Devel Archive]

  Powered by Linux