[media] omap_vout: Add poll() support
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Acked-by: Vaibhav Hiremath <hvaibhav@ti.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/drivers/media/video/omap/omap_vout.c b/drivers/media/video/omap/omap_vout.c
index 30d8896b..9c5c19f 100644
--- a/drivers/media/video/omap/omap_vout.c
+++ b/drivers/media/video/omap/omap_vout.c
@@ -833,6 +833,15 @@
/*
* File operations
*/
+static unsigned int omap_vout_poll(struct file *file,
+ struct poll_table_struct *wait)
+{
+ struct omap_vout_device *vout = file->private_data;
+ struct videobuf_queue *q = &vout->vbq;
+
+ return videobuf_poll_stream(file, q, wait);
+}
+
static void omap_vout_vm_open(struct vm_area_struct *vma)
{
struct omap_vout_device *vout = vma->vm_private_data;
@@ -1861,6 +1870,7 @@
static const struct v4l2_file_operations omap_vout_fops = {
.owner = THIS_MODULE,
+ .poll = omap_vout_poll,
.unlocked_ioctl = video_ioctl2,
.mmap = omap_vout_mmap,
.open = omap_vout_open,