media: i2c: imx258: Drop check for reentrant .s_stream()

The subdev .s_stream() operation shall not be called to start streaming
on an already started subdev, or stop streaming on a stopped subdev.
Remove the check that guards against that condition.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>

diff --git a/drivers/media/i2c/imx258.c b/drivers/media/i2c/imx258.c
index e196565e846e64c9d22defeee5607c9f61347c0e..4be0422b7cdace4d8be4db85b2368fad2b7130e1 100644 (file)
--- a/drivers/media/i2c/imx258.c
+++ b/drivers/media/i2c/imx258.c
@@ -1035,10 +1035,6 @@ static int imx258_set_stream(struct v4l2_subdev *sd, int enable)
        int ret = 0;
 
        mutex_lock(&imx258->mutex);
-       if (imx258->streaming == enable) {
-               mutex_unlock(&imx258->mutex);
-               return 0;
-       }
 
        if (enable) {
                ret = pm_runtime_resume_and_get(&client->dev);