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Revert "drm/amd/display: Fix DCN3 B0 DP Alt Mapping"

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This reverts commit 4b7786d87f.

Commit 4b7786d87f ("drm/amd/display: Fix DCN3 B0 DP Alt Mapping")
is causing 2nd USB-C display not lighting up.
Phy id remapping is done differently than is assumed in this
patch.

Signed-off-by: Stylon Wang <stylon.wang@amd.com>
Reviewed-by: Nicholas Kazlauskas <Nicholas.Kazlauskas@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Stylon Wang 2022-05-04 18:09:44 +08:00 • committed by Alex Deucher
parent 9e204fdf5e
commit 1039188806
1 changed files with 0 additions and 6 deletions
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6
drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c
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@ -1248,12 +1248,6 @@ static struct stream_encoder *dcn31_stream_encoder_create(
return NULL;
}
if (ctx->asic_id.chip_family == FAMILY_YELLOW_CARP &&
ctx->asic_id.hw_internal_rev == YELLOW_CARP_B0) {
if ((eng_id == ENGINE_ID_DIGC) || (eng_id == ENGINE_ID_DIGD))
eng_id = eng_id + 3; // For B0 only. C->F, D->G.
}
dcn30_dio_stream_encoder_construct(enc1, ctx, ctx->dc_bios,
eng_id, vpg, afmt,
&stream_enc_regs[eng_id],