linux-kernel - [PATCH 04/26] drm: rockchip: Use the dev_pm

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Message-Id: <20221107175106.360578-5-paul@crapouillou.net>
Date:   Mon,  7 Nov 2022 17:50:44 +0000
From:   Paul Cercueil <paul@...pouillou.net>
To:     Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
        Maxime Ripard <mripard@...nel.org>,
        Thomas Zimmermann <tzimmermann@...e.de>,
        David Airlie <airlied@...il.com>,
        Daniel Vetter <daniel@...ll.ch>
Cc:     dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
        Paul Cercueil <paul@...pouillou.net>,
        Sandy Huang <hjc@...k-chips.com>,
        Heiko Stübner <heiko@...ech.de>,
        linux-arm-kernel@...ts.infradead.org,
        linux-rockchip@...ts.infradead.org
Subject: [PATCH 04/26] drm: rockchip: Use the dev_pm_ops provided by modeset helper

Use the drm_mode_config_pm_ops structure exported by
drm_modeset_helper.c, which provides the exact same PM callbacks.

Signed-off-by: Paul Cercueil <paul@...pouillou.net>
---
Cc: Sandy Huang <hjc@...k-chips.com>
Cc: "Heiko Stübner" <heiko@...ech.de>
Cc: linux-arm-kernel@...ts.infradead.org
Cc: linux-rockchip@...ts.infradead.org
---
 drivers/gpu/drm/rockchip/rockchip_drm_drv.c | 23 +--------------------
 1 file changed, 1 insertion(+), 22 deletions(-)

diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_drv.c b/drivers/gpu/drm/rockchip/rockchip_drm_drv.c
index 813f9f8c8698..c76593b3f8eb 100644
--- a/drivers/gpu/drm/rockchip/rockchip_drm_drv.c
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_drv.c
@@ -236,27 +236,6 @@ static const struct drm_driver rockchip_drm_driver = {
 	.minor	= DRIVER_MINOR,
 };
 
-#ifdef CONFIG_PM_SLEEP
-static int rockchip_drm_sys_suspend(struct device *dev)
-{
-	struct drm_device *drm = dev_get_drvdata(dev);
-
-	return drm_mode_config_helper_suspend(drm);
-}
-
-static int rockchip_drm_sys_resume(struct device *dev)
-{
-	struct drm_device *drm = dev_get_drvdata(dev);
-
-	return drm_mode_config_helper_resume(drm);
-}
-#endif
-
-static const struct dev_pm_ops rockchip_drm_pm_ops = {
-	SET_SYSTEM_SLEEP_PM_OPS(rockchip_drm_sys_suspend,
-				rockchip_drm_sys_resume)
-};
-
 #define MAX_ROCKCHIP_SUB_DRIVERS 16
 static struct platform_driver *rockchip_sub_drivers[MAX_ROCKCHIP_SUB_DRIVERS];
 static int num_rockchip_sub_drivers;
@@ -480,7 +459,7 @@ static struct platform_driver rockchip_drm_platform_driver = {
 	.driver = {
 		.name = "rockchip-drm",
 		.of_match_table = rockchip_drm_dt_ids,
-		.pm = &rockchip_drm_pm_ops,
+		.pm = pm_sleep_ptr(&drm_mode_config_pm_ops),
 	},
 };
 
-- 
2.35.1