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authorPaul Zimmerman <Paul.Zimmerman@synopsys.com>2012-01-16 13:24:38 -0800
committerFelipe Balbi <balbi@ti.com>2012-01-24 15:42:57 +0200
commit9e878a6bfa9e1cf70cf77caeca60a0465d77954b (patch)
tree3ba00f5cd57409bdfbdf03ee7b99dd0bae7ed428 /drivers/usb
parenta85016390135d577c457876d0e905095600751de (diff)
downloadop-kernel-dev-9e878a6bfa9e1cf70cf77caeca60a0465d77954b.zip
op-kernel-dev-9e878a6bfa9e1cf70cf77caeca60a0465d77954b.tar.gz
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 <paulz@synopsys.com> Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'drivers/usb')
-rw-r--r--drivers/usb/gadget/composite.c7
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;
+ case USB_ENDPOINT_XFER_BULK:
+ case USB_ENDPOINT_XFER_INT:
+ _ep->maxburst = comp_desc->bMaxBurst;
break;
default:
/* Do nothing for control endpoints */
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