Commit 9c8e5098 authored by Marco Felsch's avatar Marco Felsch Committed by Mauro Carvalho Chehab
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media: tvp5150: add subdev open/close callbacks 



Bring the device into a working state upon a open/close call. Currently
this involves only the interrupt enable/disable process but can be
extended in the future.

Signed-off-by: default avatarMarco Felsch <m.felsch@pengutronix.de>
Signed-off-by: default avatarHans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab+huawei@kernel.org>
parent e953c103

drivers/media/i2c/tvp5150.c

+22 −0
Original line number Diff line number Diff line
@@ -1618,6 +1618,26 @@ static int tvp5150_registered(struct v4l2_subdev *sd) 
	return 0;

}



static int tvp5150_open(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh)

{

	int ret;



	ret = pm_runtime_get_sync(sd->dev);

	if (ret < 0) {

		pm_runtime_put_noidle(sd->dev);

		return ret;

	}



	return 0;

}



static int tvp5150_close(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh)

{

	pm_runtime_put(sd->dev);



	return 0;

}



/* ----------------------------------------------------------------------- */



static const struct v4l2_ctrl_ops tvp5150_ctrl_ops = {
@@ -1675,6 +1695,8 @@ static const struct v4l2_subdev_ops tvp5150_ops = { 


static const struct v4l2_subdev_internal_ops tvp5150_internal_ops = {

	.registered = tvp5150_registered,

	.open = tvp5150_open,

	.close = tvp5150_close,

};



/****************************************************************************