4 files changed, 15 insertions, 12 deletions

diff --git a/src/vulkan/anv_meta_clear.c b/src/vulkan/anv_meta_clear.c
index 9f3085005f4..1403d7d0c3d 100644
--- a/src/vulkan/anv_meta_clear.c
+++ b/src/vulkan/anv_meta_clear.c
@@ -188,6 +188,8 @@ create_pipeline(struct anv_device *device,
             .rasterSamples = 1, /* FINISHME: Multisampling */
             .sampleShadingEnable = false,
             .pSampleMask = (VkSampleMask[]) { UINT32_MAX },
+            .alphaToCoverageEnable = false,
+            .alphaToOneEnable = false,
          },
          .pDepthStencilState = ds_state,
          .pColorBlendState = cb_state,
@@ -285,8 +287,6 @@ init_color_pipeline(struct anv_device *device)
 
    const VkPipelineColorBlendStateCreateInfo cb_state = {
       .sType = VK_STRUCTURE_TYPE_PIPELINE_COLOR_BLEND_STATE_CREATE_INFO,
-      .alphaToCoverageEnable = false,
-      .alphaToOneEnable = false,
       .logicOpEnable = false,
       .attachmentCount = 1,
       .pAttachments = (VkPipelineColorBlendAttachmentState []) {
@@ -469,8 +469,6 @@ create_depthstencil_pipeline(struct anv_device *device,
 
    const VkPipelineColorBlendStateCreateInfo cb_state = {
       .sType = VK_STRUCTURE_TYPE_PIPELINE_COLOR_BLEND_STATE_CREATE_INFO,
-      .alphaToCoverageEnable = false,
-      .alphaToOneEnable = false,
       .logicOpEnable = false,
       .attachmentCount = 0,
       .pAttachments = NULL,
diff --git a/src/vulkan/anv_pipeline.c b/src/vulkan/anv_pipeline.c
index 41a26c70d85..47c62754a8a 100644
--- a/src/vulkan/anv_pipeline.c
+++ b/src/vulkan/anv_pipeline.c
@@ -311,7 +311,8 @@ populate_wm_prog_key(const struct brw_device_info *devinfo,
    key->nr_color_regions = render_pass->subpasses[info->subpass].color_count;
 
    key->replicate_alpha = key->nr_color_regions > 1 &&
-                          info->pColorBlendState->alphaToCoverageEnable;
+                          info->pMultisampleState &&
+                          info->pMultisampleState->alphaToCoverageEnable;
 
    if (info->pMultisampleState && info->pMultisampleState->rasterSamples > 1) {
       /* We should probably pull this out of the shader, but it's fairly
diff --git a/src/vulkan/gen7_pipeline.c b/src/vulkan/gen7_pipeline.c
index f63ca4dcb4f..872025c7367 100644
--- a/src/vulkan/gen7_pipeline.c
+++ b/src/vulkan/gen7_pipeline.c
@@ -248,7 +248,8 @@ gen7_emit_ds_state(struct anv_pipeline *pipeline,
 
 static void
 gen7_emit_cb_state(struct anv_pipeline *pipeline,
-                   const VkPipelineColorBlendStateCreateInfo *info)
+                   const VkPipelineColorBlendStateCreateInfo *info,
+                   const VkPipelineMultisampleStateCreateInfo *ms_info)
 {
    struct anv_device *device = pipeline->device;
 
@@ -283,7 +284,7 @@ gen7_emit_cb_state(struct anv_pipeline *pipeline,
          .ColorBlendFunction = vk_to_gen_blend_op[a->colorBlendOp],
          .SourceBlendFactor = vk_to_gen_blend[a->srcColorBlendFactor],
          .DestinationBlendFactor = vk_to_gen_blend[a->dstColorBlendFactor],
-         .AlphaToCoverageEnable = info->alphaToCoverageEnable,
+         .AlphaToCoverageEnable = ms_info && ms_info->alphaToCoverageEnable,
 
 #     if 0
          bool                                         AlphaToOneEnable;
@@ -355,7 +356,8 @@ genX(graphics_pipeline_create)(
 
    gen7_emit_ds_state(pipeline, pCreateInfo->pDepthStencilState);
 
-   gen7_emit_cb_state(pipeline, pCreateInfo->pColorBlendState);
+   gen7_emit_cb_state(pipeline, pCreateInfo->pColorBlendState,
+                                pCreateInfo->pMultisampleState);
 
    anv_batch_emit(&pipeline->batch, GEN7_3DSTATE_VF_STATISTICS,
                    .StatisticsEnable = true);
diff --git a/src/vulkan/gen8_pipeline.c b/src/vulkan/gen8_pipeline.c
index 9bf7d2d555e..8abd29c71e8 100644
--- a/src/vulkan/gen8_pipeline.c
+++ b/src/vulkan/gen8_pipeline.c
@@ -148,7 +148,8 @@ emit_rs_state(struct anv_pipeline *pipeline,
 
 static void
 emit_cb_state(struct anv_pipeline *pipeline,
-              const VkPipelineColorBlendStateCreateInfo *info)
+              const VkPipelineColorBlendStateCreateInfo *info,
+              const VkPipelineMultisampleStateCreateInfo *ms_info)
 {
    struct anv_device *device = pipeline->device;
 
@@ -206,8 +207,8 @@ emit_cb_state(struct anv_pipeline *pipeline,
       anv_state_pool_alloc(&device->dynamic_state_pool, num_dwords * 4, 64);
 
    struct GENX(BLEND_STATE) blend_state = {
-      .AlphaToCoverageEnable = info->alphaToCoverageEnable,
-      .AlphaToOneEnable = info->alphaToOneEnable,
+      .AlphaToCoverageEnable = ms_info && ms_info->alphaToCoverageEnable,
+      .AlphaToOneEnable = ms_info && ms_info->alphaToOneEnable,
    };
 
    for (uint32_t i = 0; i < info->attachmentCount; i++) {
@@ -365,7 +366,8 @@ genX(graphics_pipeline_create)(
    assert(pCreateInfo->pRasterState);
    emit_rs_state(pipeline, pCreateInfo->pRasterState, extra);
    emit_ds_state(pipeline, pCreateInfo->pDepthStencilState);
-   emit_cb_state(pipeline, pCreateInfo->pColorBlendState);
+   emit_cb_state(pipeline, pCreateInfo->pColorBlendState,
+                           pCreateInfo->pMultisampleState);
 
    anv_batch_emit(&pipeline->batch, GENX(3DSTATE_VF_STATISTICS),
                    .StatisticsEnable = true);