diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c index b331d9e78cdb55e500c258554a9951f838a4c879..8f09f3ab0c2919ca69ec26c97036c6250a6f2ff0 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc.c @@ -1154,12 +1154,20 @@ static enum surface_update_type det_surface_update(const struct dc *dc, if (u->input_csc_color_matrix) update_flags->bits.input_csc_change = 1; - if (update_flags->bits.in_transfer_func_change - || update_flags->bits.input_csc_change) { + if (u->coeff_reduction_factor) + update_flags->bits.coeff_reduction_change = 1; + + if (update_flags->bits.in_transfer_func_change) { type = UPDATE_TYPE_MED; elevate_update_type(&overall_type, type); } + if (update_flags->bits.input_csc_change + || update_flags->bits.coeff_reduction_change) { + type = UPDATE_TYPE_FULL; + elevate_update_type(&overall_type, type); + } + return overall_type; } diff --git a/drivers/gpu/drm/amd/display/dc/dc.h b/drivers/gpu/drm/amd/display/dc/dc.h index 63817ed56c1189c3c2ac049a178d425150b1e59f..7d1a3c5d1b1064f4fb4c68a792a9b42fc873edf4 100644 --- a/drivers/gpu/drm/amd/display/dc/dc.h +++ b/drivers/gpu/drm/amd/display/dc/dc.h @@ -429,6 +429,7 @@ union surface_update_flags { uint32_t position_change:1; uint32_t in_transfer_func_change:1; uint32_t input_csc_change:1; + uint32_t coeff_reduction_change:1; uint32_t output_tf_change:1; uint32_t pixel_format_change:1;