Patchwork [3.5.y.z,extended,stable] Patch "usb: dwc3: gadget: fix ep->maxburst for ep0" has been added to staging queue

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Submitter Herton Ronaldo Krzesinski
Date Jan. 30, 2013, 9:57 p.m.
Message ID <1359583069-17597-1-git-send-email-herton.krzesinski@canonical.com>
Download mbox | patch
Permalink /patch/217029/
State New
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Comments

Herton Ronaldo Krzesinski - Jan. 30, 2013, 9:57 p.m.
This is a note to let you know that I have just added a patch titled

    usb: dwc3: gadget: fix ep->maxburst for ep0

to the linux-3.5.y-queue branch of the 3.5.y.z extended stable tree 
which can be found at:

 http://kernel.ubuntu.com/git?p=ubuntu/linux.git;a=shortlog;h=refs/heads/linux-3.5.y-queue

If you, or anyone else, feels it should not be added to this tree, please 
reply to this email.

For more information about the 3.5.y.z tree, see
https://wiki.ubuntu.com/Kernel/Dev/ExtendedStable

Thanks.
-Herton

------

From a095ac8e5077f9c94c922c66f927bc5da769a13a Mon Sep 17 00:00:00 2001
From: Pratyush Anand <pratyush.anand@st.com>
Date: Fri, 18 Jan 2013 16:53:56 +0530
Subject: [PATCH] usb: dwc3: gadget: fix ep->maxburst for ep0

commit 6048e4c69d80600baba35856651056860d5d8f5a upstream.

dwc3_gadget_set_ep_config expects maxburst as incremented by 1. So, by
default initialize ep->maxburst to 1 for ep0.

Signed-off-by: Pratyush Anand <pratyush.anand@st.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Herton Ronaldo Krzesinski <herton.krzesinski@canonical.com>
---
 drivers/usb/dwc3/gadget.c |    1 +
 1 file changed, 1 insertion(+)

--
1.7.9.5

Patch

diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c
index c7721db..1f53210 100644
--- a/drivers/usb/dwc3/gadget.c
+++ b/drivers/usb/dwc3/gadget.c
@@ -1508,6 +1508,7 @@  static int __devinit dwc3_gadget_init_endpoints(struct dwc3 *dwc)

 		if (epnum == 0 || epnum == 1) {
 			dep->endpoint.maxpacket = 512;
+			dep->endpoint.maxburst = 1;
 			dep->endpoint.ops = &dwc3_gadget_ep0_ops;
 			if (!epnum)
 				dwc->gadget.ep0 = &dep->endpoint;