diff options
Diffstat (limited to 'drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h')
| -rw-r--r-- | drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h index 4bae55bdb..15b2eafff 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h @@ -7,6 +7,7 @@ #define MTK_DRM_DDP_COMP_H #include <linux/io.h> +#include <linux/pm_runtime.h> #include <linux/soc/mediatek/mtk-cmdq.h> #include <linux/soc/mediatek/mtk-mmsys.h> #include <linux/soc/mediatek/mtk-mutex.h> @@ -46,6 +47,8 @@ enum mtk_ddp_comp_type { struct mtk_ddp_comp; struct cmdq_pkt; struct mtk_ddp_comp_funcs { + int (*power_on)(struct device *dev); + void (*power_off)(struct device *dev); int (*clk_enable)(struct device *dev); void (*clk_disable)(struct device *dev); void (*config)(struct device *dev, unsigned int w, @@ -92,6 +95,23 @@ struct mtk_ddp_comp { const struct mtk_ddp_comp_funcs *funcs; }; +static inline int mtk_ddp_comp_power_on(struct mtk_ddp_comp *comp) +{ + if (comp->funcs && comp->funcs->power_on) + return comp->funcs->power_on(comp->dev); + else + return pm_runtime_resume_and_get(comp->dev); + return 0; +} + +static inline void mtk_ddp_comp_power_off(struct mtk_ddp_comp *comp) +{ + if (comp->funcs && comp->funcs->power_off) + comp->funcs->power_off(comp->dev); + else + pm_runtime_put(comp->dev); +} + static inline int mtk_ddp_comp_clk_enable(struct mtk_ddp_comp *comp) { if (comp->funcs && comp->funcs->clk_enable) |