diff options
| author | Wenjing Liu <wenjing.liu@amd.com> | 2021-11-29 14:43:02 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2021-12-30 08:54:45 -0500 |
| commit | 6dd8931b1ceebbb92e4e0a9d12a236d82a072ea4 (patch) | |
| tree | 91bac0107f142a7a92d1ac705b2bc5d12843746f /drivers/gpu/drm/amd/display/dc/inc/resource.h | |
| parent | 3d38a5839ea8afe58fa59abc0a3453f44cae81e8 (diff) | |
drm/amd/display: support dynamic HPO DP link encoder allocation
[why]
When there are more DP2.0 RXs connected than the number HPO DP link
encoders we have, we need to dynamically allocate HPO DP link encoder to
the port that needs it.
[how]
Only allocate HPO DP link encoder when it is needed.
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Reviewed-by: Jun Lei <Jun.Lei@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Wenjing Liu <wenjing.liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/inc/resource.h')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/inc/resource.h | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/inc/resource.h b/drivers/gpu/drm/amd/display/dc/inc/resource.h index c208925f8247..ee4a5df428e3 100644 --- a/drivers/gpu/drm/amd/display/dc/inc/resource.h +++ b/drivers/gpu/drm/amd/display/dc/inc/resource.h @@ -206,8 +206,10 @@ int get_num_mpc_splits(struct pipe_ctx *pipe); int get_num_odm_splits(struct pipe_ctx *pipe); #if defined(CONFIG_DRM_AMD_DC_DCN) -struct hpo_dp_link_encoder *resource_get_unused_hpo_dp_link_encoder( - const struct resource_pool *pool); +struct hpo_dp_link_encoder *resource_get_hpo_dp_link_enc_for_det_lt( + const struct resource_context *res_ctx, + const struct resource_pool *pool, + const struct dc_link *link); #endif void reset_syncd_pipes_from_disabled_pipes(struct dc *dc, |