Replace driver's code with the generic helpers that do the same thing including the NULL check.
Cc: Liviu Dudau liviu.dudau@arm.com Cc: Brian Starkey brian.starkey@arm.com Signed-off-by: Noralf Trønnes noralf@tronnes.org --- drivers/gpu/drm/arm/hdlcd_drv.c | 25 +++---------------------- drivers/gpu/drm/arm/hdlcd_drv.h | 1 - 2 files changed, 3 insertions(+), 23 deletions(-)
diff --git a/drivers/gpu/drm/arm/hdlcd_drv.c b/drivers/gpu/drm/arm/hdlcd_drv.c index feaa8bc3d7b7..9800a9e388ef 100644 --- a/drivers/gpu/drm/arm/hdlcd_drv.c +++ b/drivers/gpu/drm/arm/hdlcd_drv.c @@ -27,6 +27,7 @@ #include <drm/drm_fb_cma_helper.h> #include <drm/drm_gem_cma_helper.h> #include <drm/drm_gem_framebuffer_helper.h> +#include <drm/drm_modeset_helper.h> #include <drm/drm_of.h>
#include "hdlcd_drv.h" @@ -427,35 +428,15 @@ MODULE_DEVICE_TABLE(of, hdlcd_of_match); static int __maybe_unused hdlcd_pm_suspend(struct device *dev) { struct drm_device *drm = dev_get_drvdata(dev); - struct hdlcd_drm_private *hdlcd = drm ? drm->dev_private : NULL;
- if (!hdlcd) - return 0; - - drm_kms_helper_poll_disable(drm); - drm_fbdev_cma_set_suspend_unlocked(hdlcd->fbdev, 1); - - hdlcd->state = drm_atomic_helper_suspend(drm); - if (IS_ERR(hdlcd->state)) { - drm_fbdev_cma_set_suspend_unlocked(hdlcd->fbdev, 0); - drm_kms_helper_poll_enable(drm); - return PTR_ERR(hdlcd->state); - } - - return 0; + return drm_mode_config_helper_suspend(drm); }
static int __maybe_unused hdlcd_pm_resume(struct device *dev) { struct drm_device *drm = dev_get_drvdata(dev); - struct hdlcd_drm_private *hdlcd = drm ? drm->dev_private : NULL;
- if (!hdlcd) - return 0; - - drm_atomic_helper_resume(drm, hdlcd->state); - drm_fbdev_cma_set_suspend_unlocked(hdlcd->fbdev, 0); - drm_kms_helper_poll_enable(drm); + drm_mode_config_helper_resume(drm);
return 0; } diff --git a/drivers/gpu/drm/arm/hdlcd_drv.h b/drivers/gpu/drm/arm/hdlcd_drv.h index 56f34dfff640..58d75d7e1b20 100644 --- a/drivers/gpu/drm/arm/hdlcd_drv.h +++ b/drivers/gpu/drm/arm/hdlcd_drv.h @@ -12,7 +12,6 @@ struct hdlcd_drm_private { struct drm_fbdev_cma *fbdev; struct drm_crtc crtc; struct drm_plane *plane; - struct drm_atomic_state *state; #ifdef CONFIG_DEBUG_FS atomic_t buffer_underrun_count; atomic_t bus_error_count;