lk/linux-kernel-test
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

usb: gadget: configure endpoint according to gadget speed

Browse Source 
Add config_ep_by_speed() to configure the endpoint
according to the gadget speed.

Using this function will spare the FDs from handling
the endpoint chosen descriptor.

Signed-off-by: Tatyana Brokhman <tlinder@codeaurora.org>
Signed-off-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Tatyana Brokhman
2011-06-28 16:33:49 +03:00
committed by Greg Kroah-Hartman
parent 72c973dd2b
commit 48767a4e82
4 changed files with 92 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
include/linux/usb/composite.h
View File

@@ -145,6 +145,9 @@ int usb_function_activate(struct usb_function *);
int usb_interface_id(struct usb_configuration *, struct usb_function *);
int config_ep_by_speed(struct usb_gadget *g, struct usb_function *f,
struct usb_ep *_ep);
/**
* ep_choose - select descriptor endpoint at current device speed
* @g: gadget, connected and running at some speed