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authorJean-Francois Moine <moinejf@free.fr>2008-12-31 08:13:46 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2009-03-30 12:42:29 -0300
commit50e06dee958bdb81229cb42486f7fdc4917fa4da (patch)
tree9a5d02a24e5684c008137774a5ce0211a421c893 /drivers/media/video/gspca/gspca.c
parentafd46291393e20736368e275a6f5f7c44dfe9540 (diff)
V4L/DVB (10333): gspca - main and many subdrivers: Remove the epaddr variable.
The transfer endpoint address is now automatically chosen. Signed-off-by: Jean-Francois Moine <moinejf@free.fr> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/gspca/gspca.c')
-rw-r--r--drivers/media/video/gspca/gspca.c17
1 files changed, 4 insertions, 13 deletions
diff --git a/drivers/media/video/gspca/gspca.c b/drivers/media/video/gspca/gspca.c
index 9b77ebbd875..e13833b8ed6 100644
--- a/drivers/media/video/gspca/gspca.c
+++ b/drivers/media/video/gspca/gspca.c
@@ -439,22 +439,16 @@ static void destroy_urbs(struct gspca_dev *gspca_dev)
* look for an input transfer endpoint in an alternate setting
*/
static struct usb_host_endpoint *alt_xfer(struct usb_host_interface *alt,
- __u8 epaddr,
__u8 xfer)
{
struct usb_host_endpoint *ep;
int i, attr;
- epaddr |= USB_DIR_IN;
for (i = 0; i < alt->desc.bNumEndpoints; i++) {
ep = &alt->endpoint[i];
- if (ep->desc.bEndpointAddress == epaddr) {
- attr = ep->desc.bmAttributes
- & USB_ENDPOINT_XFERTYPE_MASK;
- if (attr == xfer)
- return ep;
- break;
- }
+ attr = ep->desc.bmAttributes & USB_ENDPOINT_XFERTYPE_MASK;
+ if (attr == xfer)
+ return ep;
}
return NULL;
}
@@ -480,7 +474,6 @@ static struct usb_host_endpoint *get_ep(struct gspca_dev *gspca_dev)
/* try isoc */
while (--i > 0) { /* alt 0 is unusable */
ep = alt_xfer(&intf->altsetting[i],
- gspca_dev->cam.epaddr,
USB_ENDPOINT_XFER_ISOC);
if (ep)
break;
@@ -489,7 +482,6 @@ static struct usb_host_endpoint *get_ep(struct gspca_dev *gspca_dev)
/* if no isoc, try bulk */
if (ep == NULL) {
ep = alt_xfer(&intf->altsetting[0],
- gspca_dev->cam.epaddr,
USB_ENDPOINT_XFER_BULK);
if (ep == NULL) {
err("no transfer endpoint found");
@@ -618,8 +610,7 @@ static int gspca_init_transfer(struct gspca_dev *gspca_dev)
/* clear the bulk endpoint */
if (gspca_dev->alt == 0) /* if bulk transfer */
usb_clear_halt(gspca_dev->dev,
- usb_rcvintpipe(gspca_dev->dev,
- gspca_dev->cam.epaddr));
+ gspca_dev->urb[0]->pipe);
/* start the cam */
ret = gspca_dev->sd_desc->start(gspca_dev);