From: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Date: Fri, 1 Mar 2013 19:46:27 +0000 (+0100)
Subject: usb: gadget: uvc: Configure the streaming endpoint based on the speed
X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=0485ec0d3ba9ce96ab5064b05a06e672c9d2c973;p=deliverable%2Flinux.git

usb: gadget: uvc: Configure the streaming endpoint based on the speed

Call the appropriate usb_ep_autoconf*() function depending on the device
speed, and pass it the corresponding streaming endpoint.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Tested-by: Bhupesh Sharma <bhupesh.sharma@st.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
---

diff --git a/drivers/usb/gadget/f_uvc.c b/drivers/usb/gadget/f_uvc.c
index 7189dbe20014..87b5306d1255 100644
--- a/drivers/usb/gadget/f_uvc.c
+++ b/drivers/usb/gadget/f_uvc.c
@@ -549,8 +549,7 @@ uvc_copy_descriptors(struct uvc_device *uvc, enum usb_device_speed speed)
 	UVC_COPY_DESCRIPTORS(mem, dst,
 		(const struct usb_descriptor_header**)uvc_streaming_cls);
 	uvc_streaming_header->wTotalLength = cpu_to_le16(streaming_size);
-	uvc_streaming_header->bEndpointAddress =
-		uvc_fs_streaming_ep.bEndpointAddress;
+	uvc_streaming_header->bEndpointAddress = uvc->video.ep->address;
 
 	UVC_COPY_DESCRIPTORS(mem, dst, uvc_streaming_std);
 
@@ -637,7 +636,14 @@ uvc_function_bind(struct usb_configuration *c, struct usb_function *f)
 	uvc->control_ep = ep;
 	ep->driver_data = uvc;
 
-	ep = usb_ep_autoconfig(cdev->gadget, &uvc_fs_streaming_ep);
+	if (gadget_is_superspeed(c->cdev->gadget))
+		ep = usb_ep_autoconfig_ss(cdev->gadget, &uvc_ss_streaming_ep,
+					  &uvc_ss_streaming_comp);
+	else if (gadget_is_dualspeed(cdev->gadget))
+		ep = usb_ep_autoconfig(cdev->gadget, &uvc_hs_streaming_ep);
+	else
+		ep = usb_ep_autoconfig(cdev->gadget, &uvc_fs_streaming_ep);
+
 	if (!ep) {
 		INFO(cdev, "Unable to allocate streaming EP\n");
 		goto error;
@@ -645,10 +651,9 @@ uvc_function_bind(struct usb_configuration *c, struct usb_function *f)
 	uvc->video.ep = ep;
 	ep->driver_data = uvc;
 
-	uvc_hs_streaming_ep.bEndpointAddress =
-		uvc_fs_streaming_ep.bEndpointAddress;
-	uvc_ss_streaming_ep.bEndpointAddress =
-		uvc_fs_streaming_ep.bEndpointAddress;
+	uvc_fs_streaming_ep.bEndpointAddress = uvc->video.ep->address;
+	uvc_hs_streaming_ep.bEndpointAddress = uvc->video.ep->address;
+	uvc_ss_streaming_ep.bEndpointAddress = uvc->video.ep->address;
 
 	/* Allocate interface IDs. */
 	if ((ret = usb_interface_id(c, f)) < 0)