Add get_sec_port interface to ddp_comp to get the secure port settings
from ovl and ovl_adaptor.
Then mediatek-drm will use secure cmdq driver to configure DRAM access
permission in secure world by their secure port settings.
Signed-off-by: Jason-JH.Lin <jason-jh.lin@xxxxxxxxxxxx>
---
drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h
index 239a65140352..5831ad343e4f 100644
--- a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h
+++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h
@@ -81,6 +81,7 @@ struct mtk_ddp_comp_funcs {
void (*disconnect)(struct device *dev, struct device *mmsys_dev, unsigned int next);
void (*add)(struct device *dev, struct mtk_mutex *mutex);
void (*remove)(struct device *dev, struct mtk_mutex *mutex);
+ u64 (*get_sec_port)(struct mtk_ddp_comp *comp, unsigned int idx);
};
struct mtk_ddp_comp {
@@ -187,6 +188,14 @@ static inline void mtk_ddp_comp_layer_config(struct mtk_ddp_comp *comp,
comp->funcs->layer_config(comp->dev, idx, state, cmdq_pkt);
}
+static inline u64 mtk_ddp_comp_layer_get_sec_port(struct mtk_ddp_comp *comp,
+ unsigned int idx)
+{
+ if (comp->funcs && comp->funcs->get_sec_port)
+ return comp->funcs->get_sec_port(comp, idx);
+ return 0;
+}
+
static inline void mtk_ddp_gamma_set(struct mtk_ddp_comp *comp,
struct drm_crtc_state *state)
{
--
2.18.0
