diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/inc/core_types.h')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/inc/core_types.h | 27 |
1 files changed, 27 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 eb1a19bf0d81..81b92f20d5b6 100644 --- a/drivers/gpu/drm/amd/display/dc/inc/core_types.h +++ b/drivers/gpu/drm/amd/display/dc/inc/core_types.h @@ -118,6 +118,27 @@ struct resource_funcs { display_e2e_pipe_params_st *pipes, bool fast_validate); + /* + * Algorithm for assigning available link encoders to links. + * + * Update link_enc_assignments table and link_enc_avail list accordingly in + * struct resource_context. + */ + void (*link_encs_assign)( + struct dc *dc, + struct dc_state *state, + struct dc_stream_state *streams[], + uint8_t stream_count); + /* + * Unassign a link encoder from a stream. + * + * Update link_enc_assignments table and link_enc_avail list accordingly in + * struct resource_context. + */ + void (*link_enc_unassign)( + struct dc_state *state, + struct dc_stream_state *stream); + enum dc_status (*validate_global)( struct dc *dc, struct dc_state *context); @@ -358,6 +379,12 @@ struct resource_context { uint8_t clock_source_ref_count[MAX_CLOCK_SOURCES]; uint8_t dp_clock_source_ref_count; bool is_dsc_acquired[MAX_PIPES]; + /* A table/array of encoder-to-link assignments. One entry per stream. + * Indexed by stream index in dc_state. + */ + struct link_enc_assignment link_enc_assignments[MAX_PIPES]; + /* List of available link encoders. Uses engine ID as encoder identifier. */ + enum engine_id link_enc_avail[MAX_DIG_LINK_ENCODERS]; #if defined(CONFIG_DRM_AMD_DC_DCN) bool is_mpc_3dlut_acquired[MAX_PIPES]; #endif |