diff options
Diffstat (limited to 'drivers/gpu/drm/arm/display/komeda/komeda_kms.h')
| -rw-r--r-- | drivers/gpu/drm/arm/display/komeda/komeda_kms.h | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/drivers/gpu/drm/arm/display/komeda/komeda_kms.h b/drivers/gpu/drm/arm/display/komeda/komeda_kms.h index ac3d9209b4d9..f16e9e577593 100644 --- a/drivers/gpu/drm/arm/display/komeda/komeda_kms.h +++ b/drivers/gpu/drm/arm/display/komeda/komeda_kms.h @@ -12,6 +12,7 @@ #include <drm/drm_crtc_helper.h> #include <drm/drm_device.h> #include <drm/drm_writeback.h> +#include <drm/drm_print.h> #include <video/videomode.h> #include <video/display_timing.h> @@ -73,6 +74,9 @@ struct komeda_crtc { */ struct komeda_pipeline *slave; + /** @wb_conn: komeda write back connector */ + struct komeda_wb_connector *wb_conn; + /** @disable_done: this flip_done is for tracing the disable */ struct completion *disable_done; }; @@ -116,6 +120,27 @@ struct komeda_kms_dev { #define to_kcrtc(p) container_of(p, struct komeda_crtc, base) #define to_kcrtc_st(p) container_of(p, struct komeda_crtc_state, base) #define to_kdev(p) container_of(p, struct komeda_kms_dev, base) +#define to_wb_conn(x) container_of(x, struct drm_writeback_connector, base) + +static inline bool is_writeback_only(struct drm_crtc_state *st) +{ + struct komeda_wb_connector *wb_conn = to_kcrtc(st->crtc)->wb_conn; + struct drm_connector *conn = wb_conn ? &wb_conn->base.base : NULL; + + return conn && (st->connector_mask == BIT(drm_connector_index(conn))); +} + +static inline bool +is_only_changed_connector(struct drm_crtc_state *st, struct drm_connector *conn) +{ + struct drm_crtc_state *old_st; + u32 changed_connectors; + + old_st = drm_atomic_get_old_crtc_state(st->state, st->crtc); + changed_connectors = st->connector_mask ^ old_st->connector_mask; + + return BIT(drm_connector_index(conn)) == changed_connectors; +} int komeda_kms_setup_crtcs(struct komeda_kms_dev *kms, struct komeda_dev *mdev); @@ -123,6 +148,8 @@ int komeda_kms_add_crtcs(struct komeda_kms_dev *kms, struct komeda_dev *mdev); int komeda_kms_add_planes(struct komeda_kms_dev *kms, struct komeda_dev *mdev); int komeda_kms_add_private_objs(struct komeda_kms_dev *kms, struct komeda_dev *mdev); +int komeda_kms_add_wb_connectors(struct komeda_kms_dev *kms, + struct komeda_dev *mdev); void komeda_kms_cleanup_private_objs(struct komeda_kms_dev *kms); void komeda_crtc_handle_event(struct komeda_crtc *kcrtc, |