[media] rcar-vin: Don't implement empty optional clock operations

The clock_start and clock_stop operations are now optional, don't
implement empty stubs.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>

diff --git a/drivers/media/platform/soc_camera/rcar_vin.c b/drivers/media/platform/soc_camera/rcar_vin.c
index 279ab9f..9351f64 100644 (file)
--- a/drivers/media/platform/soc_camera/rcar_vin.c
+++ b/drivers/media/platform/soc_camera/rcar_vin.c
@@ -977,19 +977,6 @@ static void rcar_vin_remove_device(struct soc_camera_device *icd)
                icd->devnum);
 }
 
-/* Called with .host_lock held */
-static int rcar_vin_clock_start(struct soc_camera_host *ici)
-{
-       /* VIN does not have "mclk" */
-       return 0;
-}
-
-/* Called with .host_lock held */
-static void rcar_vin_clock_stop(struct soc_camera_host *ici)
-{
-       /* VIN does not have "mclk" */
-}
-
 static void set_coeff(struct rcar_vin_priv *priv, unsigned short xs)
 {
        int i;
@@ -1803,8 +1790,6 @@ static struct soc_camera_host_ops rcar_vin_host_ops = {
        .owner          = THIS_MODULE,
        .add            = rcar_vin_add_device,
        .remove         = rcar_vin_remove_device,
-       .clock_start    = rcar_vin_clock_start,
-       .clock_stop     = rcar_vin_clock_stop,
        .get_formats    = rcar_vin_get_formats,
        .put_formats    = rcar_vin_put_formats,
        .get_crop       = rcar_vin_get_crop,