V4L/DVB: pwc: remove BKL
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/drivers/media/video/pwc/pwc-if.c b/drivers/media/video/pwc/pwc-if.c
index d06e157..e62beb4 100644
--- a/drivers/media/video/pwc/pwc-if.c
+++ b/drivers/media/video/pwc/pwc-if.c
@@ -163,7 +163,7 @@
.read = pwc_video_read,
.poll = pwc_video_poll,
.mmap = pwc_video_mmap,
- .ioctl = pwc_video_ioctl,
+ .unlocked_ioctl = pwc_video_ioctl,
};
static struct video_device pwc_template = {
.name = "Philips Webcam", /* Filled in later */
@@ -1247,8 +1247,8 @@
PWC_DEBUG_OPEN(">> video_close called(vdev = 0x%p).\n", vdev);
- lock_kernel();
pdev = video_get_drvdata(vdev);
+ mutex_lock(&pdev->modlock);
if (pdev->vopen == 0)
PWC_DEBUG_MODULE("video_close() called on closed device?\n");
@@ -1286,7 +1286,7 @@
if (device_hint[hint].pdev == pdev)
device_hint[hint].pdev = NULL;
}
- unlock_kernel();
+ mutex_unlock(&pdev->modlock);
return 0;
}
@@ -1872,8 +1872,8 @@
struct pwc_device *pdev;
int hint;
- lock_kernel();
pdev = usb_get_intfdata (intf);
+ mutex_lock(&pdev->modlock);
usb_set_intfdata (intf, NULL);
if (pdev == NULL) {
PWC_ERROR("pwc_disconnect() Called without private pointer.\n");
@@ -1898,9 +1898,7 @@
wake_up_interruptible(&pdev->frameq);
/* Wait until device is closed */
if (pdev->vopen) {
- mutex_lock(&pdev->modlock);
pdev->unplugged = 1;
- mutex_unlock(&pdev->modlock);
pwc_iso_stop(pdev);
} else {
/* Device is closed, so we can safely unregister it */
@@ -1914,7 +1912,7 @@
device_hint[hint].pdev = NULL;
}
- unlock_kernel();
+ mutex_unlock(&pdev->modlock);
}