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drm/amd/display: Add DPIA Link Encoder Assignment Fix

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For DPIA we should have preferred DIG assignment based on DPIA selected
as per the ASIC design.

Reviewed-by: George Shen <george.shen@amd.com>
Acked-by: Hamza Mahfooz <hamza.mahfooz@amd.com>
Signed-off-by: Mustapha Ghaddar <mghaddar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
This commit is contained in:
Mustapha Ghaddar
2023-08-10 16:20:23 -04:00
committed by Alex Deucher
parent db5494a852
commit 64be47ba28
5 changed files with 58 additions and 6 deletions
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4
drivers/gpu/drm/amd/display/dc/link/link_factory.c
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@@ -791,6 +791,10 @@ static bool construct_dpia(struct dc_link *link,
/* Set dpia port index : 0 to number of dpia ports */
link->ddc_hw_inst = init_params->connector_index;
// Assign Dpia preferred eng_id
if (link->dc->res_pool->funcs->get_preferred_eng_id_dpia)
link->dpia_preferred_eng_id = link->dc->res_pool->funcs->get_preferred_eng_id_dpia(link->ddc_hw_inst);
/* TODO: Create link encoder */
link->psr_settings.psr_version = DC_PSR_VERSION_UNSUPPORTED;