drm/amd/display: Remove MPC gamut remap logic for DCN30

[Why?]
Should only reroute gamut remap to mpc unless 3D LUT is not used and all
planes are using the same src->dest.

[How?]
Remove DCN30 specific logic for rerouting gamut remap to mpc.

Bug: https://gitlab.freedesktop.org/drm/amd/-/issues/1513
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Dillon Varone <dillon.varone@amd.com>
Reviewed-by: Krunoslav Kovac <Krunoslav.Kovac@amd.com>
Acked-by: Aric Cyr <Aric.Cyr@amd.com>
Acked-by: Solomon Chiu <solomon.chiu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org

diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c
index 5342c30..aece110 100644 (file)
--- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c
@@ -1507,38 +1507,8 @@ static void dcn20_update_dchubp_dpp(
        if (pipe_ctx->update_flags.bits.enable || pipe_ctx->update_flags.bits.opp_changed
                        || pipe_ctx->stream->update_flags.bits.gamut_remap
                        || pipe_ctx->stream->update_flags.bits.out_csc) {
-               struct mpc *mpc = pipe_ctx->stream_res.opp->ctx->dc->res_pool->mpc;
-
-               if (mpc->funcs->set_gamut_remap) {
-                       int i;
-                       int mpcc_id = hubp->inst;
-                       struct mpc_grph_gamut_adjustment adjust;
-                       bool enable_remap_dpp = false;
-
-                       memset(&adjust, 0, sizeof(adjust));
-                       adjust.gamut_adjust_type = GRAPHICS_GAMUT_ADJUST_TYPE_BYPASS;
-
-                       /* save the enablement of gamut remap for dpp */
-                       enable_remap_dpp = pipe_ctx->stream->gamut_remap_matrix.enable_remap;
-
-                       /* force bypass gamut remap for dpp/cm */
-                       pipe_ctx->stream->gamut_remap_matrix.enable_remap = false;
-                       dc->hwss.program_gamut_remap(pipe_ctx);
-
-                       /* restore gamut remap flag and use this remap into mpc */
-                       pipe_ctx->stream->gamut_remap_matrix.enable_remap = enable_remap_dpp;
-
-                       /* build remap matrix for top plane if enabled */
-                       if (enable_remap_dpp && pipe_ctx->top_pipe == NULL) {
-                                       adjust.gamut_adjust_type = GRAPHICS_GAMUT_ADJUST_TYPE_SW;
-                                       for (i = 0; i < CSC_TEMPERATURE_MATRIX_SIZE; i++)
-                                               adjust.temperature_matrix[i] =
-                                                               pipe_ctx->stream->gamut_remap_matrix.matrix[i];
-                       }
-                       mpc->funcs->set_gamut_remap(mpc, mpcc_id, &adjust);
-               } else
-                       /* dpp/cm gamut remap*/
-                       dc->hwss.program_gamut_remap(pipe_ctx);
+               /* dpp/cm gamut remap*/
+               dc->hwss.program_gamut_remap(pipe_ctx);
 
                /*call the dcn2 method which uses mpc csc*/
                dc->hwss.program_output_csc(dc,