diff --git a/drivers/staging/media/tegra-video/vi.c b/drivers/staging/media/tegra-video/vi.c index c280117a523ca7e7b1a376a0f7a5c8317a6bf7b7..0a85e527ec40dac8047f21bf06d294696a69e082 100644 --- a/drivers/staging/media/tegra-video/vi.c +++ b/drivers/staging/media/tegra-video/vi.c @@ -642,6 +642,18 @@ static int tegra_channel_set_subdev_active_fmt(struct tegra_vi_channel *chan) return 0; } +static int +tegra_channel_subscribe_event(struct v4l2_fh *fh, + const struct v4l2_event_subscription *sub) +{ + switch (sub->type) { + case V4L2_EVENT_SOURCE_CHANGE: + return v4l2_event_subscribe(fh, sub, 4, NULL); + } + + return v4l2_ctrl_subscribe_event(fh, sub); +} + static int tegra_channel_g_selection(struct file *file, void *priv, struct v4l2_selection *sel) { @@ -904,7 +916,7 @@ static const struct v4l2_ioctl_ops tegra_channel_ioctl_ops = { .vidioc_expbuf = vb2_ioctl_expbuf, .vidioc_streamon = vb2_ioctl_streamon, .vidioc_streamoff = vb2_ioctl_streamoff, - .vidioc_subscribe_event = v4l2_ctrl_subscribe_event, + .vidioc_subscribe_event = tegra_channel_subscribe_event, .vidioc_unsubscribe_event = v4l2_event_unsubscribe, .vidioc_g_selection = tegra_channel_g_selection, .vidioc_s_selection = tegra_channel_s_selection,