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

with this conversion, both the members of struct imx_drm_device pipes and state will be no more useful and it could be removed forever.

Signed-off-by: Souptick Joarder jrdr.linux@gmail.com Signed-off-by: Ajit Negi ajitn.linux@gmail.com --- v2: Address Philipp's comment. Remove struct imx_drm_device.

drivers/gpu/drm/imx/imx-drm-core.c | 43 ++------------------------------------ 1 file changed, 2 insertions(+), 41 deletions(-)

diff --git a/drivers/gpu/drm/imx/imx-drm-core.c b/drivers/gpu/drm/imx/imx-drm-core.c index 1d053bb..a692d68 100644 --- a/drivers/gpu/drm/imx/imx-drm-core.c +++ b/drivers/gpu/drm/imx/imx-drm-core.c @@ -35,12 +35,6 @@

#define MAX_CRTC 4

-struct imx_drm_device { - struct drm_device *drm; - unsigned int pipes; - struct drm_atomic_state *state; -}; - #if IS_ENABLED(CONFIG_DRM_FBDEV_EMULATION) static int legacyfb_depth = 16; module_param(legacyfb_depth, int, 0444); @@ -219,22 +213,12 @@ static int compare_of(struct device *dev, void *data) static int imx_drm_bind(struct device *dev) { struct drm_device *drm; - struct imx_drm_device *imxdrm; int ret;

drm = drm_dev_alloc(&imx_drm_driver, dev); if (IS_ERR(drm)) return PTR_ERR(drm);

- imxdrm = devm_kzalloc(dev, sizeof(*imxdrm), GFP_KERNEL); - if (!imxdrm) { - ret = -ENOMEM; - goto err_unref; - } - - imxdrm->drm = drm; - drm->dev_private = imxdrm; - /* * enable drm irq mode. * - with irq_enabled = true, we can use the vblank feature. @@ -306,7 +290,6 @@ static int imx_drm_bind(struct device *dev) component_unbind_all(drm->dev, drm); err_kms: drm_mode_config_cleanup(drm); -err_unref: drm_dev_unref(drm);

return ret; @@ -355,37 +338,15 @@ 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