drm/msm/dp: use atomic callbacks for DP bridge ops

Use atomic variants for DP bridge callback functions so that
the atomic state can be accessed in the interface drivers.
The atomic state will help the driver find out if the display
is in self refresh state.

Signed-off-by: Sankeerth Billakanti <[email protected]>
Signed-off-by: Vinod Polimera <[email protected]>
Reviewed-by: Dmitry Baryshkov <[email protected]>
Reviewed-by: Douglas Anderson <[email protected]>
Patchwork: https://patchwork.freedesktop.org/patch/524731/
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Dmitry Baryshkov <[email protected]>

3 files changed, 15 insertions, 9 deletions

diff --git a/drivers/gpu/drm/msm/dp/dp_display.c b/drivers/gpu/drm/msm/dp/dp_display.c
index bde1a7ce442f..985287e92340 100644
--- a/drivers/gpu/drm/msm/dp/dp_display.c
+++ b/drivers/gpu/drm/msm/dp/dp_display.c
@@ -1652,7 +1652,8 @@ int msm_dp_modeset_init(struct msm_dp *dp_display, struct drm_device *dev,
 	return 0;
 }
 
-void dp_bridge_enable(struct drm_bridge *drm_bridge)
+void dp_bridge_atomic_enable(struct drm_bridge *drm_bridge,
+			     struct drm_bridge_state *old_bridge_state)
 {
 	struct msm_dp_bridge *dp_bridge = to_dp_bridge(drm_bridge);
 	struct msm_dp *dp = dp_bridge->dp_display;
@@ -1707,7 +1708,8 @@ void dp_bridge_enable(struct drm_bridge *drm_bridge)
 	mutex_unlock(&dp_display->event_mutex);
 }
 
-void dp_bridge_disable(struct drm_bridge *drm_bridge)
+void dp_bridge_atomic_disable(struct drm_bridge *drm_bridge,
+			      struct drm_bridge_state *old_bridge_state)
 {
 	struct msm_dp_bridge *dp_bridge = to_dp_bridge(drm_bridge);
 	struct msm_dp *dp = dp_bridge->dp_display;
@@ -1718,7 +1720,8 @@ void dp_bridge_disable(struct drm_bridge *drm_bridge)
 	dp_ctrl_push_idle(dp_display->ctrl);
 }
 
-void dp_bridge_post_disable(struct drm_bridge *drm_bridge)
+void dp_bridge_atomic_post_disable(struct drm_bridge *drm_bridge,
+				   struct drm_bridge_state *old_bridge_state)
 {
 	struct msm_dp_bridge *dp_bridge = to_dp_bridge(drm_bridge);
 	struct msm_dp *dp = dp_bridge->dp_display;
diff --git a/drivers/gpu/drm/msm/dp/dp_drm.c b/drivers/gpu/drm/msm/dp/dp_drm.c
index 275370f21115..3252d50e0f78 100644
--- a/drivers/gpu/drm/msm/dp/dp_drm.c
+++ b/drivers/gpu/drm/msm/dp/dp_drm.c
@@ -94,9 +94,9 @@ static const struct drm_bridge_funcs dp_bridge_ops = {
 	.atomic_duplicate_state = drm_atomic_helper_bridge_duplicate_state,
 	.atomic_destroy_state   = drm_atomic_helper_bridge_destroy_state,
 	.atomic_reset           = drm_atomic_helper_bridge_reset,
-	.enable       = dp_bridge_enable,
-	.disable      = dp_bridge_disable,
-	.post_disable = dp_bridge_post_disable,
+	.atomic_enable          = dp_bridge_atomic_enable,
+	.atomic_disable         = dp_bridge_atomic_disable,
+	.atomic_post_disable    = dp_bridge_atomic_post_disable,
 	.mode_set     = dp_bridge_mode_set,
 	.mode_valid   = dp_bridge_mode_valid,
 	.get_modes    = dp_bridge_get_modes,
diff --git a/drivers/gpu/drm/msm/dp/dp_drm.h b/drivers/gpu/drm/msm/dp/dp_drm.h
index 250f7c66201f..afe79b85e183 100644
--- a/drivers/gpu/drm/msm/dp/dp_drm.h
+++ b/drivers/gpu/drm/msm/dp/dp_drm.h
@@ -23,9 +23,12 @@ struct drm_connector *dp_drm_connector_init(struct msm_dp *dp_display, struct dr
 struct drm_bridge *dp_bridge_init(struct msm_dp *dp_display, struct drm_device *dev,
 			struct drm_encoder *encoder);
 
-void dp_bridge_enable(struct drm_bridge *drm_bridge);
-void dp_bridge_disable(struct drm_bridge *drm_bridge);
-void dp_bridge_post_disable(struct drm_bridge *drm_bridge);
+void dp_bridge_atomic_enable(struct drm_bridge *drm_bridge,
+			     struct drm_bridge_state *old_bridge_state);
+void dp_bridge_atomic_disable(struct drm_bridge *drm_bridge,
+			      struct drm_bridge_state *old_bridge_state);
+void dp_bridge_atomic_post_disable(struct drm_bridge *drm_bridge,
+				   struct drm_bridge_state *old_bridge_state);
 enum drm_mode_status dp_bridge_mode_valid(struct drm_bridge *bridge,
 					  const struct drm_display_info *info,
 					  const struct drm_display_mode *mode);