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media: i2c: dw9768: Use runtime PM autosuspend

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Use runtime PM autosuspend function to avoid rapid power state bouncing.

Signed-off-by: Zhi Mao <zhi.mao@mediatek.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
This commit is contained in:
Zhi Mao 2024-10-12 11:25:53 +08:00 committed by Hans Verkuil
parent 83ce4f91ef
commit a745d7acc1
1 changed files with 4 additions and 1 deletions
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5
drivers/media/i2c/dw9768.c
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@ -374,7 +374,8 @@ static int dw9768_open(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh)
static int dw9768_close(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh)
{
pm_runtime_put(sd->dev);
pm_runtime_mark_last_busy(sd->dev);
pm_runtime_put_autosuspend(sd->dev);
return 0;
}
@ -490,6 +491,8 @@ static int dw9768_probe(struct i2c_client *client)
goto err_power_off;
}
pm_runtime_set_autosuspend_delay(dev, 1000);
pm_runtime_use_autosuspend(dev);
pm_runtime_idle(dev);
return 0;