V4L/DVB: videobuf: add ext_lock argument to the queue init functions

Add an ext_lock argument to the videobuf init functions. This allows
drivers to pass the vdev->lock pointer (or any other externally held lock)
to videobuf. For now all drivers just pass NULL.

Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

1 files changed, 4 insertions, 2 deletions

diff --git a/drivers/media/video/cx231xx/cx231xx-video.c b/drivers/media/video/cx231xx/cx231xx-video.c
index e76014561aa7..b638c4ed3f2e 100644
--- a/drivers/media/video/cx231xx/cx231xx-video.c
+++ b/drivers/media/video/cx231xx/cx231xx-video.c
@@ -2008,7 +2008,8 @@ static int cx231xx_v4l2_open(struct file *filp)
                 videobuf_queue_vmalloc_init(&fh->vb_vidq, &cx231xx_video_qops,
                                             NULL, &dev->video_mode.slock,
                                             fh->type, V4L2_FIELD_INTERLACED,
-                                            sizeof(struct cx231xx_buffer), fh);
+                                            sizeof(struct cx231xx_buffer),
+                                            fh, NULL);
         if (fh->type == V4L2_BUF_TYPE_VBI_CAPTURE) {
                 /* Set the required alternate setting  VBI interface works in
                    Bulk mode only */
@@ -2017,7 +2018,8 @@ static int cx231xx_v4l2_open(struct file *filp)
                 videobuf_queue_vmalloc_init(&fh->vb_vidq, &cx231xx_vbi_qops,
                                             NULL, &dev->vbi_mode.slock,
                                             fh->type, V4L2_FIELD_SEQ_TB,
-                                            sizeof(struct cx231xx_buffer), fh);
+                                            sizeof(struct cx231xx_buffer),
+                                            fh, NULL);
         }
 
         mutex_unlock(&dev->lock);