From: Samuel Pitoiset Date: Thu, 29 Mar 2018 12:51:20 +0000 (+0200) Subject: radv: do not always disable dual quad mode when chip has RbPlus X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=e4976ca33b1b710f15d946324a55c7e19ed0bb15;p=mesa.git radv: do not always disable dual quad mode when chip has RbPlus For GFX9+ only, RadeonSI does this too. Signed-off-by: Samuel Pitoiset Reviewed-by: Bas Nieuwenhuizen --- diff --git a/src/amd/vulkan/radv_pipeline.c b/src/amd/vulkan/radv_pipeline.c index 89a643a1b10..71c6f2e58c5 100644 --- a/src/amd/vulkan/radv_pipeline.c +++ b/src/amd/vulkan/radv_pipeline.c @@ -669,9 +669,23 @@ radv_pipeline_init_blend_state(struct radv_pipeline *pipeline, blend.sx_mrt_blend_opt[i] = S_028760_COLOR_COMB_FCN(V_028760_OPT_COMB_BLEND_DISABLED) | S_028760_ALPHA_COMB_FCN(V_028760_OPT_COMB_BLEND_DISABLED); } - /* disable RB+ for now */ - if (pipeline->device->physical_device->has_rbplus) - blend.cb_color_control |= S_028808_DISABLE_DUAL_QUAD(1); + if (pipeline->device->physical_device->has_rbplus) { + /* Disable RB+ blend optimizations for dual source blending. */ + if (blend_mrt0_is_dual_src) { + for (i = 0; i < 8; i++) { + blend.sx_mrt_blend_opt[i] = + S_028760_COLOR_COMB_FCN(V_028760_OPT_COMB_NONE) | + S_028760_ALPHA_COMB_FCN(V_028760_OPT_COMB_NONE); + } + } + + /* RB+ doesn't work with dual source blending, logic op and + * RESOLVE. + */ + if (blend_mrt0_is_dual_src || vkblend->logicOpEnable || + mode == V_028808_CB_RESOLVE) + blend.cb_color_control |= S_028808_DISABLE_DUAL_QUAD(1); + } if (blend.cb_target_mask) blend.cb_color_control |= S_028808_MODE(mode);