1 files changed, 47 insertions, 0 deletions

diff --git a/drivers/gpu/drm/amd/display/dc/inc/core_types.h b/drivers/gpu/drm/amd/display/dc/inc/core_types.h
index 555d4d9e1454..b3d0a4ea2446 100644
--- a/drivers/gpu/drm/amd/display/dc/inc/core_types.h
+++ b/drivers/gpu/drm/amd/display/dc/inc/core_types.h
@@ -96,6 +96,7 @@ struct resource_funcs {
 	struct panel_cntl*(*panel_cntl_create)(
 		const struct panel_cntl_init_data *panel_cntl_init_data);
 	struct link_encoder *(*link_enc_create)(
+			struct dc_context *ctx,
 			const struct encoder_init_data *init);
 	/* Create a minimal link encoder object with no dc_link object
 	 * associated with it. */
@@ -143,11 +144,38 @@ struct resource_funcs {
 		struct dc *dc,
 		struct dc_state *context);
 
+	/*
+	 * Acquires a free pipe for the head pipe.
+	 * The head pipe is first pipe in the current context that matches the stream
+	 *  and does not have a top pipe or prev_odm_pipe.
+	 */
 	struct pipe_ctx *(*acquire_idle_pipe_for_layer)(
 			struct dc_state *context,
 			const struct resource_pool *pool,
 			struct dc_stream_state *stream);
 
+	/*
+	 * Acquires a free pipe for the head pipe with some additional checks for odm.
+	 * The head pipe is passed in as an argument unlike acquire_idle_pipe_for_layer
+	 *  where it is read from the context.  So this allows us look for different
+	 *  idle_pipe if the head_pipes are different ( ex. in odm 2:1 when we have
+	 *  a left and right pipe ).
+	 *
+	 * It also checks the old context to see if:
+	 *
+	 * 1. a pipe has already been allocated for the head pipe.  If so, it will
+	 *  try to select that pipe as the idle pipe if it is available in the current
+	 *  context.
+	 * 2. if the head_pipe is on the left, it will check if the right pipe has
+	 *  a pipe already allocated.  If so, it will not use that pipe if it is
+	 *  selected as the idle pipe.
+	 */
+	struct pipe_ctx *(*acquire_idle_pipe_for_head_pipe_in_layer)(
+			struct dc_state *context,
+			const struct resource_pool *pool,
+			struct dc_stream_state *stream,
+			struct pipe_ctx *head_pipe);
+
 	enum dc_status (*validate_plane)(const struct dc_plane_state *plane_state, struct dc_caps *caps);
 
 	enum dc_status (*add_stream_to_ctx)(
@@ -195,6 +223,15 @@ struct resource_funcs {
 	enum dc_status (*add_dsc_to_stream_resource)(
 			struct dc *dc, struct dc_state *state,
 			struct dc_stream_state *stream);
+
+	void (*add_phantom_pipes)(
+            struct dc *dc,
+            struct dc_state *context,
+            display_e2e_pipe_params_st *pipes,
+			unsigned int pipe_cnt,
+            unsigned int index);
+
+	bool (*remove_phantom_pipes)(struct dc *dc, struct dc_state *context);
 };
 
 struct audio_support{
@@ -333,6 +370,9 @@ struct link_resource {
 	struct hpo_dp_link_encoder *hpo_dp_link_enc;
 };
 
+struct link_config {
+	struct dc_link_settings dp_link_settings;
+};
 union pipe_update_flags {
 	struct {
 		uint32_t enable : 1;
@@ -366,6 +406,13 @@ struct pipe_ctx {
 
 	struct pll_settings pll_settings;
 
+	/* link config records software decision for what link config should be
+	 * enabled given current link capability and stream during hw resource
+	 * mapping. This is to decouple the dependency on link capability during
+	 * dc commit or update.
+	 */
+	struct link_config link_config;
+
 	uint8_t pipe_idx;
 	uint8_t pipe_idx_syncd;