diff mbox series

[27/57] media: i2c: ov7740: Drop check for reentrant .s_stream()

Message ID 20230914181704.4811-28-laurent.pinchart@ideasonboard.com (mailing list archive)
State New, archived
Headers show
Series media: i2c: Reduce cargo cult | expand

Commit Message

Laurent Pinchart Sept. 14, 2023, 6:16 p.m. UTC
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.

The streaming field of the driver's private structure is now unused,
drop it as well.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
---
 drivers/media/i2c/ov7740.c | 7 -------
 1 file changed, 7 deletions(-)
diff mbox series

Patch

diff --git a/drivers/media/i2c/ov7740.c b/drivers/media/i2c/ov7740.c
index dffdb475e433..2f76029e9a9b 100644
--- a/drivers/media/i2c/ov7740.c
+++ b/drivers/media/i2c/ov7740.c
@@ -120,7 +120,6 @@  struct ov7740 {
 	struct v4l2_ctrl *contrast;
 
 	struct mutex mutex;	/* To serialize asynchronus callbacks */
-	bool streaming;		/* Streaming on/off */
 
 	struct gpio_desc *resetb_gpio;
 	struct gpio_desc *pwdn_gpio;
@@ -618,10 +617,6 @@  static int ov7740_set_stream(struct v4l2_subdev *sd, int enable)
 	int ret = 0;
 
 	mutex_lock(&ov7740->mutex);
-	if (ov7740->streaming == enable) {
-		mutex_unlock(&ov7740->mutex);
-		return 0;
-	}
 
 	if (enable) {
 		ret = pm_runtime_resume_and_get(&client->dev);
@@ -635,8 +630,6 @@  static int ov7740_set_stream(struct v4l2_subdev *sd, int enable)
 		pm_runtime_put(&client->dev);
 	}
 
-	ov7740->streaming = enable;
-
 	mutex_unlock(&ov7740->mutex);
 	return ret;