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drm/mediatek: Ensure bridge disable happends before suspend

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Make sure bridge_disable will be called before suspend by calling
drm_mode_config_helper_suspend() in .prepare callback.

Signed-off-by: Hsin-Yi Wang <hsinyi@chromium.org>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Link: https://patchwork.kernel.org/project/linux-mediatek/patch/20220629190545.478113-1-hsinyi@chromium.org/
Signed-off-by: Chun-Kuang Hu <chunkuang.hu@kernel.org>
This commit is contained in:
Hsin-Yi Wang 2022-06-30 03:05:46 +08:00 committed by Chun-Kuang Hu
parent 2545e12da4
commit 0f15d785ff
1 changed files with 8 additions and 8 deletions
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16
drivers/gpu/drm/mediatek/mtk_drm_drv.c
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@ -826,8 +826,7 @@ static int mtk_drm_remove(struct platform_device *pdev)
return 0;
}
#ifdef CONFIG_PM_SLEEP
static int mtk_drm_sys_suspend(struct device *dev)
static int mtk_drm_sys_prepare(struct device *dev)
{
struct mtk_drm_private *private = dev_get_drvdata(dev);
struct drm_device *drm = private->drm;
@ -838,20 +837,21 @@ static int mtk_drm_sys_suspend(struct device *dev)
return ret;
}
static int mtk_drm_sys_resume(struct device *dev)
static void mtk_drm_sys_complete(struct device *dev)
{
struct mtk_drm_private *private = dev_get_drvdata(dev);
struct drm_device *drm = private->drm;
int ret;
ret = drm_mode_config_helper_resume(drm);
return ret;
if (ret)
dev_err(dev, "Failed to resume\n");
}
#endif
static SIMPLE_DEV_PM_OPS(mtk_drm_pm_ops, mtk_drm_sys_suspend,
mtk_drm_sys_resume);
static const struct dev_pm_ops mtk_drm_pm_ops = {
.prepare = mtk_drm_sys_prepare,
.complete = mtk_drm_sys_complete,
};
static struct platform_driver mtk_drm_platform_driver = {
.probe = mtk_drm_probe,