[PATCH] drm/imx: Convert drm_atomic_helper_suspend/resume()

From: Souptick Joarder
Date: Sat Jul 28 2018 - 09:02:45 EST


convert drm_atomic_helper_suspend/resume() to use
drm_mode_config_helper_suspend/resume().

Signed-off-by: Souptick Joarder <jrdr.linux@xxxxxxxxx>
Signed-off-by: Ajit Negi <ajitn.linux@xxxxxxxxx>
---
drivers/gpu/drm/imx/imx-drm-core.c | 26 ++------------------------
1 file changed, 2 insertions(+), 24 deletions(-)

diff --git a/drivers/gpu/drm/imx/imx-drm-core.c b/drivers/gpu/drm/imx/imx-drm-core.c
index 1d053bb..cdd83ea 100644
--- a/drivers/gpu/drm/imx/imx-drm-core.c
+++ b/drivers/gpu/drm/imx/imx-drm-core.c
@@ -355,37 +355,15 @@ static int imx_drm_platform_remove(struct platform_device *pdev)
static int imx_drm_suspend(struct device *dev)
{
struct drm_device *drm_dev = dev_get_drvdata(dev);
- struct imx_drm_device *imxdrm;
-
- /* The drm_dev is NULL before .load hook is called */
- if (drm_dev == NULL)
- return 0;
-
- drm_kms_helper_poll_disable(drm_dev);
-
- imxdrm = drm_dev->dev_private;
- imxdrm->state = drm_atomic_helper_suspend(drm_dev);
- if (IS_ERR(imxdrm->state)) {
- drm_kms_helper_poll_enable(drm_dev);
- return PTR_ERR(imxdrm->state);
- }

- return 0;
+ return drm_mode_config_helper_suspend(drm_dev);
}

static int imx_drm_resume(struct device *dev)
{
struct drm_device *drm_dev = dev_get_drvdata(dev);
- struct imx_drm_device *imx_drm;
-
- if (drm_dev == NULL)
- return 0;

- imx_drm = drm_dev->dev_private;
- drm_atomic_helper_resume(drm_dev, imx_drm->state);
- drm_kms_helper_poll_enable(drm_dev);
-
- return 0;
+ return drm_mode_config_helper_resume(drm_dev);
}
#endif

--
1.9.1