From: Hans Verkuil <hans.verkuil@xxxxxxxxx>
Signed-off-by: Hans Verkuil <hans.verkuil@xxxxxxxxx>
Signed-off-by: Hans de Goede <hdegoede@xxxxxxxxxx>
---
drivers/media/video/gspca/gspca.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/media/video/gspca/gspca.c b/drivers/media/video/gspca/gspca.c
index 979398b..48e4d34 100644
--- a/drivers/media/video/gspca/gspca.c
+++ b/drivers/media/video/gspca/gspca.c
@@ -40,6 +40,7 @@
#include <media/v4l2-ioctl.h>
#include <media/v4l2-ctrls.h>
#include <media/v4l2-fh.h>
+#include <media/v4l2-event.h>
#include "gspca.h"
@@ -2158,6 +2159,7 @@ static unsigned int dev_poll(struct file *file, poll_table *wait)
ret = POLLIN | POLLRDNORM; /* yes */
else
ret = 0;
+ ret |= v4l2_ctrl_poll(file, wait);
mutex_unlock(&gspca_dev->queue_lock);
if (!gspca_dev->present)
return POLLHUP;
@@ -2269,6 +2271,8 @@ static const struct v4l2_ioctl_ops dev_ioctl_ops = {
.vidioc_s_register = vidioc_s_register,
#endif
.vidioc_g_chip_ident = vidioc_g_chip_ident,
+ .vidioc_subscribe_event = v4l2_ctrl_subscribe_event,
+ .vidioc_unsubscribe_event = v4l2_event_unsubscribe,
};
static const struct video_device gspca_template = {
--
1.7.10
--
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