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authorTarang Raval <tarang.raval@siliconsignals.io>2025-03-06 11:04:44 +0530
committerHans Verkuil <hverkuil@xs4all.nl>2025-04-25 10:15:32 +0200
commit5bd6b8c1bb2d49d5ff15c7c47d6b33d2d38785f0 (patch)
treebf5998f374aea3c05036c248c6c03e21772e3fdf
parent838a5255698b414897c3b237c00b21f3f1620fef (diff)
media: i2c: imx219: media: i2c: imx219: Enable runtime PM autosuspend
Use pm_runtime_put_autosuspend() instead of pm_runtime_put() to allow autosuspend. Set a 1000ms autosuspend delay in imx219_probe() to improve power efficiency. Signed-off-by: Tarang Raval <tarang.raval@siliconsignals.io> Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com> Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
-rw-r--r--drivers/media/i2c/imx219.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/media/i2c/imx219.c b/drivers/media/i2c/imx219.c
index 1b4eb531b315..3b4f68543342 100644
--- a/drivers/media/i2c/imx219.c
+++ b/drivers/media/i2c/imx219.c
@@ -771,7 +771,8 @@ static int imx219_enable_streams(struct v4l2_subdev *sd,
return 0;
err_rpm_put:
- pm_runtime_put(&client->dev);
+ pm_runtime_mark_last_busy(&client->dev);
+ pm_runtime_put_autosuspend(&client->dev);
return ret;
}
@@ -792,7 +793,8 @@ static int imx219_disable_streams(struct v4l2_subdev *sd,
__v4l2_ctrl_grab(imx219->vflip, false);
__v4l2_ctrl_grab(imx219->hflip, false);
- pm_runtime_put(&client->dev);
+ pm_runtime_mark_last_busy(&client->dev);
+ pm_runtime_put_autosuspend(&client->dev);
return ret;
}
@@ -1272,6 +1274,8 @@ static int imx219_probe(struct i2c_client *client)
}
pm_runtime_idle(dev);
+ pm_runtime_set_autosuspend_delay(dev, 1000);
+ pm_runtime_use_autosuspend(dev);
return 0;