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authorNoralf Trønnes <noralf@tronnes.org>2017-12-08 20:37:34 +0100
committerLiviu Dudau <Liviu.Dudau@arm.com>2018-07-31 16:31:49 +0100
commit5c7e5a22c126e4d7839e6bdcc05b3c4dfa945a72 (patch)
treec17d897678320100b604c1490f76f3f9ef4f01a9 /drivers/gpu/drm/arm/hdlcd_drv.c
parent3fce4618279373efc59a91adb16c11da46cd69e5 (diff)
downloadlinux-5c7e5a22c126e4d7839e6bdcc05b3c4dfa945a72.tar.bz2
drm/arm/hdlcd: Use drm_mode_config_helper_suspend/resume()
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> Signed-off-by: Liviu Dudau <liviu.dudau@arm.com>
Diffstat (limited to 'drivers/gpu/drm/arm/hdlcd_drv.c')
-rw-r--r--drivers/gpu/drm/arm/hdlcd_drv.c25
1 files changed, 3 insertions, 22 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;
}