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authorDaniel Walker <dwalker@mvista.com>2007-12-12 22:37:54 +0100
committerMauro Carvalho Chehab <mchehab@infradead.org>2008-01-25 22:03:38 +0100
commit1fe934ddfc8e6e5663c0308ae216219be87b8d4f (patch)
tree66786f6c4f808e3a65951367aa6ab126918a4737 /drivers/media/video/usbvision
parentV4L/DVB (6811): media-video-usbvision-add-mutex_unlock-to-error-paths-fix (diff)
downloadlinux-1fe934ddfc8e6e5663c0308ae216219be87b8d4f.tar.xz
linux-1fe934ddfc8e6e5663c0308ae216219be87b8d4f.zip
V4L/DVB (6812): media: video: usbvision: remove ctrlUrbLock
The ctrlUrbLock has all it's users commented out, and so it's unused. This patch removes it. Signed-off-by: Daniel Walker <dwalker@mvista.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Thierry MERLE <thierry.merle@free.fr> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers/media/video/usbvision')
-rw-r--r--drivers/media/video/usbvision/usbvision-core.c3
-rw-r--r--drivers/media/video/usbvision/usbvision-video.c1
-rw-r--r--drivers/media/video/usbvision/usbvision.h1
3 files changed, 0 insertions, 5 deletions
diff --git a/drivers/media/video/usbvision/usbvision-core.c b/drivers/media/video/usbvision/usbvision-core.c
index 2038d409f1dc..9e404b87d000 100644
--- a/drivers/media/video/usbvision/usbvision-core.c
+++ b/drivers/media/video/usbvision/usbvision-core.c
@@ -1561,13 +1561,10 @@ static int usbvision_write_reg_irq(struct usb_usbvision *usbvision,int address,
if (len > 8) {
return -EFAULT;
}
-// down(&usbvision->ctrlUrbLock);
if (usbvision->ctrlUrbBusy) {
-// up(&usbvision->ctrlUrbLock);
return -EBUSY;
}
usbvision->ctrlUrbBusy = 1;
-// up(&usbvision->ctrlUrbLock);
usbvision->ctrlUrbSetup.bRequestType = USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_ENDPOINT;
usbvision->ctrlUrbSetup.bRequest = USBVISION_OP_CODE;
diff --git a/drivers/media/video/usbvision/usbvision-video.c b/drivers/media/video/usbvision/usbvision-video.c
index 92e72910792b..b52b826a30be 100644
--- a/drivers/media/video/usbvision/usbvision-video.c
+++ b/drivers/media/video/usbvision/usbvision-video.c
@@ -1651,7 +1651,6 @@ static struct usb_usbvision *usbvision_alloc(struct usb_device *dev)
goto err_exit;
}
init_waitqueue_head(&usbvision->ctrlUrb_wq);
- init_MUTEX(&usbvision->ctrlUrbLock); /* to 1 == available */
usbvision_init_powerOffTimer(usbvision);
diff --git a/drivers/media/video/usbvision/usbvision.h b/drivers/media/video/usbvision/usbvision.h
index dd80a98780f2..20d7ec624999 100644
--- a/drivers/media/video/usbvision/usbvision.h
+++ b/drivers/media/video/usbvision/usbvision.h
@@ -370,7 +370,6 @@ struct usb_usbvision {
int ctrlUrbBusy;
struct usb_ctrlrequest ctrlUrbSetup;
wait_queue_head_t ctrlUrb_wq; // Processes waiting
- struct semaphore ctrlUrbLock;
/* configuration part */
int have_tuner;