From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 From: Stylon Wang Date: Wed, 4 May 2022 18:09:44 +0800 Subject: [PATCH] Revert "drm/amd/display: Fix DCN3 B0 DP Alt Mapping" commit 1039188806d4cfdf9c412bb4ddb51b4d8cd15478 upstream. This reverts commit 4b7786d87fb3adf3e534c4f1e4f824d8700b786b. Commit 4b7786d87fb3 ("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 Reviewed-by: Nicholas Kazlauskas Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher Cc: "Limonciello, Mario" Signed-off-by: Greg Kroah-Hartman --- drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c | 6 ------ 1 file changed, 6 deletions(-) diff --git a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c index d71e625cc476e87f12689fef58ad4b460255e1f9..559cf10831bea55364fc043399a7e93766606841 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c +++ b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c @@ -1392,12 +1392,6 @@ 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],