media: tegra: add notifier unbind

Add notifier unbind to support sensor module removal
and clean up subdev and video node.

bug 2015230
bug 2719996

Change-Id: I701e06aa5f7e231368100dcde7198a3fdca09c8d
Reviewed-on: https://git-master.nvidia.com/r/1637189
Signed-off-by: Frank Chen <frankc@nvidia.com>
(cherry picked from commit f0103c38c3dc2c069c39b2d25cd7e5706eae927b)
Reviewed-on: https://git-master.nvidia.com/r/2207584
Reviewed-by: Automatic_Commit_Validation_User
GVS: Gerrit_Virtual_Submit
Reviewed-by: Shan Neng Chen <snchen@nvidia.com>
Reviewed-by: Jerry Chang <jerchang@nvidia.com>
Reviewed-by: Sudhir Vyas <svyas@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/include/media/mc_common.h b/include/media/mc_common.h
index 4ddeb78df..f126ca798 100644
--- a/include/media/mc_common.h
+++ b/include/media/mc_common.h
@@ -338,6 +338,7 @@ int tegra_vi_channels_init(struct tegra_mc_vi *vi);
 int tegra_channel_cleanup(struct tegra_channel *chan);
 int tegra_vi_channels_cleanup(struct tegra_mc_vi *vi);
 int tegra_channel_init_subdevices(struct tegra_channel *chan);
+void tegra_channel_remove_subdevices(struct tegra_channel *chan);
 struct v4l2_subdev *tegra_channel_find_linked_csi_subdev(
         struct tegra_channel *chan);
 int tegra_vi2_power_on(struct tegra_mc_vi *vi);