Commit 7aa65a75 authored by Ming Qian's avatar Ming Qian Committed by Mauro Carvalho Chehab
Browse files

media: imx-jpeg: Add pm-sleep support for imx-jpeg 



Wait finishing jpeg job before system sleep,
otherwise the encoding/decoding can't be resumed after suspend.

Signed-off-by: default avatarMing Qian <ming.qian@nxp.com>
Signed-off-by: default avatarHans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@kernel.org>
parent e4b57936

drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c

+24 −0
Original line number Diff line number Diff line
@@ -2209,9 +2209,33 @@ static int mxc_jpeg_runtime_suspend(struct device *dev) 
}

#endif



#ifdef CONFIG_PM_SLEEP

static int mxc_jpeg_suspend(struct device *dev)

{

	struct mxc_jpeg_dev *jpeg = dev_get_drvdata(dev);



	v4l2_m2m_suspend(jpeg->m2m_dev);

	return pm_runtime_force_suspend(dev);

}



static int mxc_jpeg_resume(struct device *dev)

{

	struct mxc_jpeg_dev *jpeg = dev_get_drvdata(dev);

	int ret;



	ret = pm_runtime_force_resume(dev);

	if (ret < 0)

		return ret;



	v4l2_m2m_resume(jpeg->m2m_dev);

	return ret;

}

#endif



static const struct dev_pm_ops	mxc_jpeg_pm_ops = {

	SET_RUNTIME_PM_OPS(mxc_jpeg_runtime_suspend,

			   mxc_jpeg_runtime_resume, NULL)

	SET_SYSTEM_SLEEP_PM_OPS(mxc_jpeg_suspend, mxc_jpeg_resume)

};



static int mxc_jpeg_remove(struct platform_device *pdev)