radv: only flush scalar cache for SSBO writes with ACO on GFX8+
[mesa.git] / src / amd / vulkan / radv_cmd_buffer.c
index 94329a2a500e23795c27181cf8a0a55ef5aa24c2..d655f6e2313a0812feab7e83b6d46f0159f09c18 100644 (file)
@@ -332,11 +332,14 @@ radv_reset_cmd_buffer(struct radv_cmd_buffer *cmd_buffer)
        }
 
        cmd_buffer->push_constant_stages = 0;
-       cmd_buffer->scratch_size_needed = 0;
-       cmd_buffer->compute_scratch_size_needed = 0;
+       cmd_buffer->scratch_size_per_wave_needed = 0;
+       cmd_buffer->scratch_waves_wanted = 0;
+       cmd_buffer->compute_scratch_size_per_wave_needed = 0;
+       cmd_buffer->compute_scratch_waves_wanted = 0;
        cmd_buffer->esgs_ring_size_needed = 0;
        cmd_buffer->gsvs_ring_size_needed = 0;
        cmd_buffer->tess_rings_needed = false;
+       cmd_buffer->gds_needed = false;
        cmd_buffer->sample_positions_needed = false;
 
        if (cmd_buffer->upload.upload_bo)
@@ -555,8 +558,9 @@ radv_save_pipeline(struct radv_cmd_buffer *cmd_buffer,
                assert(!"invalid ring type");
        }
 
-       data[0] = (uintptr_t)pipeline;
-       data[1] = (uintptr_t)pipeline >> 32;
+       uint64_t pipeline_address = (uintptr_t)pipeline;
+       data[0] = pipeline_address;
+       data[1] = pipeline_address >> 32;
 
        radv_emit_write_data_packet(cmd_buffer, va, 2, data);
 }
@@ -999,6 +1003,9 @@ radv_emit_rbplus_state(struct radv_cmd_buffer *cmd_buffer)
        unsigned sx_blend_opt_epsilon = 0;
        unsigned sx_blend_opt_control = 0;
 
+       if (!cmd_buffer->state.attachments || !subpass)
+               return;
+
        for (unsigned i = 0; i < subpass->color_count; ++i) {
                if (subpass->color_attachments[i].attachment == VK_ATTACHMENT_UNUSED) {
                        sx_blend_opt_control |= S_02875C_MRT0_COLOR_OPT_DISABLE(1) << (i * 4);
@@ -1142,9 +1149,10 @@ radv_emit_graphics_pipeline(struct radv_cmd_buffer *cmd_buffer)
        radv_update_multisample_state(cmd_buffer, pipeline);
        radv_update_binning_state(cmd_buffer, pipeline);
 
-       cmd_buffer->scratch_size_needed =
-                                 MAX2(cmd_buffer->scratch_size_needed,
-                                      pipeline->max_waves * pipeline->scratch_bytes_per_wave);
+       cmd_buffer->scratch_size_per_wave_needed = MAX2(cmd_buffer->scratch_size_per_wave_needed,
+                                                       pipeline->scratch_bytes_per_wave);
+       cmd_buffer->scratch_waves_wanted = MAX2(cmd_buffer->scratch_waves_wanted,
+                                               pipeline->max_waves);
 
        if (!cmd_buffer->state.emitted_pipeline ||
            cmd_buffer->state.emitted_pipeline->graphics.can_use_guardband !=
@@ -1551,9 +1559,19 @@ radv_update_bound_fast_clear_ds(struct radv_cmd_buffer *cmd_buffer,
        if (cmd_buffer->state.attachments[att_idx].iview->image != image)
                return;
 
-       radeon_set_context_reg_seq(cs, R_028028_DB_STENCIL_CLEAR, 2);
-       radeon_emit(cs, ds_clear_value.stencil);
-       radeon_emit(cs, fui(ds_clear_value.depth));
+       if (aspects == (VK_IMAGE_ASPECT_DEPTH_BIT |
+                       VK_IMAGE_ASPECT_STENCIL_BIT)) {
+               radeon_set_context_reg_seq(cs, R_028028_DB_STENCIL_CLEAR, 2);
+               radeon_emit(cs, ds_clear_value.stencil);
+               radeon_emit(cs, fui(ds_clear_value.depth));
+       } else if (aspects == VK_IMAGE_ASPECT_DEPTH_BIT) {
+               radeon_set_context_reg_seq(cs, R_02802C_DB_DEPTH_CLEAR, 1);
+               radeon_emit(cs, fui(ds_clear_value.depth));
+       } else {
+               assert(aspects == VK_IMAGE_ASPECT_STENCIL_BIT);
+               radeon_set_context_reg_seq(cs, R_028028_DB_STENCIL_CLEAR, 1);
+               radeon_emit(cs, ds_clear_value.stencil);
+       }
 
        /* Update the ZRANGE_PRECISION value for the TC-compat bug. This is
         * only needed when clearing Z to 0.0.
@@ -1584,8 +1602,8 @@ radv_set_ds_clear_metadata(struct radv_cmd_buffer *cmd_buffer,
        uint64_t va = radv_get_ds_clear_value_va(image, range->baseMipLevel);
        uint32_t level_count = radv_get_levelCount(image, range);
 
-       if (aspects & (VK_IMAGE_ASPECT_DEPTH_BIT |
-                      VK_IMAGE_ASPECT_STENCIL_BIT)) {
+       if (aspects == (VK_IMAGE_ASPECT_DEPTH_BIT |
+                       VK_IMAGE_ASPECT_STENCIL_BIT)) {
                /* Use the fastest way when both aspects are used. */
                radeon_emit(cs, PKT3(PKT3_WRITE_DATA, 2 + 2 * level_count, cmd_buffer->state.predicating));
                radeon_emit(cs, S_370_DST_SEL(V_370_MEM) |
@@ -1604,10 +1622,11 @@ radv_set_ds_clear_metadata(struct radv_cmd_buffer *cmd_buffer,
                        uint64_t va = radv_get_ds_clear_value_va(image, range->baseMipLevel + l);
                        unsigned value;
 
-                       if (aspects & VK_IMAGE_ASPECT_DEPTH_BIT) {
+                       if (aspects == VK_IMAGE_ASPECT_DEPTH_BIT) {
                                value = fui(ds_clear_value.depth);
                                va += 4;
                        } else {
+                               assert(aspects == VK_IMAGE_ASPECT_STENCIL_BIT);
                                value = ds_clear_value.stencil;
                        }
 
@@ -2017,7 +2036,7 @@ radv_emit_framebuffer_state(struct radv_cmd_buffer *cmd_buffer)
                                       S_028424_DISABLE_CONSTANT_ENCODE_REG(disable_constant_encode));
        }
 
-       if (cmd_buffer->device->pbb_allowed) {
+       if (cmd_buffer->device->dfsm_allowed) {
                radeon_emit(cmd_buffer->cs, PKT3(PKT3_EVENT_WRITE, 0, 0));
                radeon_emit(cmd_buffer->cs, EVENT_TYPE(V_028A90_BREAK_BATCH) | EVENT_INDEX(0));
        }
@@ -2310,14 +2329,15 @@ radv_flush_constants(struct radv_cmd_buffer *cmd_buffer,
                return;
 
        radv_foreach_stage(stage, stages) {
-               if (!pipeline->shaders[stage])
+               shader = radv_get_shader(pipeline, stage);
+               if (!shader)
                        continue;
 
-               need_push_constants |= pipeline->shaders[stage]->info.loads_push_constants;
-               need_push_constants |= pipeline->shaders[stage]->info.loads_dynamic_offsets;
+               need_push_constants |= shader->info.loads_push_constants;
+               need_push_constants |= shader->info.loads_dynamic_offsets;
 
-               uint8_t base = pipeline->shaders[stage]->info.base_inline_push_consts;
-               uint8_t count = pipeline->shaders[stage]->info.num_inline_push_consts;
+               uint8_t base = shader->info.base_inline_push_consts;
+               uint8_t count = shader->info.num_inline_push_consts;
 
                radv_emit_inline_push_consts(cmd_buffer, pipeline, stage,
                                             AC_UD_INLINE_PUSH_CONSTANTS,
@@ -2369,7 +2389,6 @@ radv_flush_vertex_descriptors(struct radv_cmd_buffer *cmd_buffer,
            (cmd_buffer->state.dirty & RADV_CMD_DIRTY_VERTEX_BUFFER)) &&
            cmd_buffer->state.pipeline->num_vertex_bindings &&
            radv_get_shader(cmd_buffer->state.pipeline, MESA_SHADER_VERTEX)->info.vs.has_vertex_buffers) {
-               struct radv_vertex_elements_info *velems = &cmd_buffer->state.pipeline->vertex_elements;
                unsigned vb_offset;
                void *vb_ptr;
                uint32_t i = 0;
@@ -2386,6 +2405,7 @@ radv_flush_vertex_descriptors(struct radv_cmd_buffer *cmd_buffer,
                        uint32_t offset;
                        struct radv_buffer *buffer = cmd_buffer->vertex_bindings[i].buffer;
                        uint32_t stride = cmd_buffer->state.pipeline->binding_stride[i];
+                       unsigned num_records;
 
                        if (!buffer)
                                continue;
@@ -2394,12 +2414,14 @@ radv_flush_vertex_descriptors(struct radv_cmd_buffer *cmd_buffer,
 
                        offset = cmd_buffer->vertex_bindings[i].offset;
                        va += offset + buffer->offset;
+
+                       num_records = buffer->size - offset;
+                       if (cmd_buffer->device->physical_device->rad_info.chip_class != GFX8 && stride)
+                               num_records /= stride;
+
                        desc[0] = va;
                        desc[1] = S_008F04_BASE_ADDRESS_HI(va >> 32) | S_008F04_STRIDE(stride);
-                       if (cmd_buffer->device->physical_device->rad_info.chip_class <= GFX7 && stride)
-                               desc[2] = (buffer->size - offset - velems->format_size[i]) / stride + 1;
-                       else
-                               desc[2] = buffer->size - offset;
+                       desc[2] = num_records;
                        desc[3] = S_008F0C_DST_SEL_X(V_008F0C_SQ_SEL_X) |
                                  S_008F0C_DST_SEL_Y(V_008F0C_SQ_SEL_Y) |
                                  S_008F0C_DST_SEL_Z(V_008F0C_SQ_SEL_Z) |
@@ -2494,9 +2516,18 @@ radv_flush_streamout_descriptors(struct radv_cmd_buffer *cmd_buffer)
                         * the buffer will be considered not bound and store
                         * instructions will be no-ops.
                         */
+                       uint32_t size = 0xffffffff;
+
+                       /* Compute the correct buffer size for NGG streamout
+                        * because it's used to determine the max emit per
+                        * buffer.
+                        */
+                       if (cmd_buffer->device->physical_device->use_ngg_streamout)
+                               size = buffer->size - sb[i].offset;
+
                        desc[0] = va;
                        desc[1] = S_008F04_BASE_ADDRESS_HI(va >> 32);
-                       desc[2] = 0xffffffff;
+                       desc[2] = size;
                        desc[3] = S_008F0C_DST_SEL_X(V_008F0C_SQ_SEL_X) |
                                  S_008F0C_DST_SEL_Y(V_008F0C_SQ_SEL_Y) |
                                  S_008F0C_DST_SEL_Z(V_008F0C_SQ_SEL_Z) |
@@ -2833,6 +2864,11 @@ radv_dst_access_flush(struct radv_cmd_buffer *cmd_buffer,
                        break;
                case VK_ACCESS_SHADER_READ_BIT:
                        flush_bits |= RADV_CMD_FLAG_INV_VCACHE;
+                       /* Unlike LLVM, ACO uses SMEM for SSBOs and we have to
+                        * invalidate the scalar cache. */
+                       if (cmd_buffer->device->physical_device->use_aco &&
+                           cmd_buffer->device->physical_device->rad_info.chip_class >= GFX8)
+                               flush_bits |= RADV_CMD_FLAG_INV_SCACHE;
 
                        if (!image_is_coherent)
                                flush_bits |= RADV_CMD_FLAG_INV_L2;
@@ -2928,7 +2964,7 @@ static void radv_handle_subpass_image_transition(struct radv_cmd_buffer *cmd_buf
        struct radv_image_view *view = cmd_buffer->state.attachments[idx].iview;
        struct radv_sample_locations_state *sample_locs;
        VkImageSubresourceRange range;
-       range.aspectMask = 0;
+       range.aspectMask = view->aspect_mask;
        range.baseMipLevel = view->base_mip;
        range.levelCount = 1;
        range.baseArrayLayer = view->base_layer;
@@ -3148,7 +3184,7 @@ VkResult radv_AllocateCommandBuffers(
 
        for (i = 0; i < pAllocateInfo->commandBufferCount; i++) {
 
-               if (!list_empty(&pool->free_cmd_buffers)) {
+               if (!list_is_empty(&pool->free_cmd_buffers)) {
                        struct radv_cmd_buffer *cmd_buffer = list_first_entry(&pool->free_cmd_buffers, struct radv_cmd_buffer, pool_link);
 
                        list_del(&cmd_buffer->pool_link);
@@ -3605,6 +3641,13 @@ VkResult radv_EndCommandBuffer(
                 */
                cmd_buffer->state.flush_bits |= cmd_buffer->active_query_flush_bits;
 
+               /* Since NGG streamout uses GDS, we need to make GDS idle when
+                * we leave the IB, otherwise another process might overwrite
+                * it while our shaders are busy.
+                */
+               if (cmd_buffer->gds_needed)
+                       cmd_buffer->state.flush_bits |= RADV_CMD_FLAG_PS_PARTIAL_FLUSH;
+
                si_emit_cache_flush(cmd_buffer);
        }
 
@@ -3639,9 +3682,10 @@ radv_emit_compute_pipeline(struct radv_cmd_buffer *cmd_buffer)
        radeon_check_space(cmd_buffer->device->ws, cmd_buffer->cs, pipeline->cs.cdw);
        radeon_emit_array(cmd_buffer->cs, pipeline->cs.buf, pipeline->cs.cdw);
 
-       cmd_buffer->compute_scratch_size_needed =
-                                 MAX2(cmd_buffer->compute_scratch_size_needed,
-                                      pipeline->max_waves * pipeline->scratch_bytes_per_wave);
+       cmd_buffer->compute_scratch_size_per_wave_needed = MAX2(cmd_buffer->compute_scratch_size_per_wave_needed,
+                                                               pipeline->scratch_bytes_per_wave);
+       cmd_buffer->compute_scratch_waves_wanted = MAX2(cmd_buffer->compute_scratch_waves_wanted,
+                                                       pipeline->max_waves);
 
        radv_cs_add_buffer(cmd_buffer->device->ws, cmd_buffer->cs,
                           pipeline->shaders[MESA_SHADER_COMPUTE]->bo);
@@ -3970,10 +4014,14 @@ void radv_CmdExecuteCommands(
        for (uint32_t i = 0; i < commandBufferCount; i++) {
                RADV_FROM_HANDLE(radv_cmd_buffer, secondary, pCmdBuffers[i]);
 
-               primary->scratch_size_needed = MAX2(primary->scratch_size_needed,
-                                                   secondary->scratch_size_needed);
-               primary->compute_scratch_size_needed = MAX2(primary->compute_scratch_size_needed,
-                                                           secondary->compute_scratch_size_needed);
+               primary->scratch_size_per_wave_needed = MAX2(primary->scratch_size_per_wave_needed,
+                                                            secondary->scratch_size_per_wave_needed);
+               primary->scratch_waves_wanted = MAX2(primary->scratch_waves_wanted,
+                                                    secondary->scratch_waves_wanted);
+               primary->compute_scratch_size_per_wave_needed = MAX2(primary->compute_scratch_size_per_wave_needed,
+                                                                    secondary->compute_scratch_size_per_wave_needed);
+               primary->compute_scratch_waves_wanted = MAX2(primary->compute_scratch_waves_wanted,
+                                                            secondary->compute_scratch_waves_wanted);
 
                if (secondary->esgs_ring_size_needed > primary->esgs_ring_size_needed)
                        primary->esgs_ring_size_needed = secondary->esgs_ring_size_needed;
@@ -4811,6 +4859,11 @@ radv_emit_dispatch_packets(struct radv_cmd_buffer *cmd_buffer,
 
        ASSERTED unsigned cdw_max = radeon_check_space(ws, cs, 25);
 
+       if (compute_shader->info.wave_size == 32) {
+               assert(cmd_buffer->device->physical_device->rad_info.chip_class >= GFX10);
+               dispatch_initiator |= S_00B800_CS_W32_EN(1);
+       }
+
        if (info->indirect) {
                uint64_t va = radv_buffer_get_va(info->indirect->bo);
 
@@ -5815,6 +5868,9 @@ radv_set_streamout_enable(struct radv_cmd_buffer *cmd_buffer, bool enable)
            ((old_streamout_enabled != so->streamout_enabled) ||
             (old_hw_enabled_mask != so->hw_enabled_mask)))
                radv_emit_streamout_enable(cmd_buffer);
+
+       if (cmd_buffer->device->physical_device->use_ngg_streamout)
+               cmd_buffer->gds_needed = true;
 }
 
 static void radv_flush_vgt_streamout(struct radv_cmd_buffer *cmd_buffer)
@@ -5908,6 +5964,62 @@ radv_emit_streamout_begin(struct radv_cmd_buffer *cmd_buffer,
        radv_set_streamout_enable(cmd_buffer, true);
 }
 
+static void
+gfx10_emit_streamout_begin(struct radv_cmd_buffer *cmd_buffer,
+                          uint32_t firstCounterBuffer,
+                          uint32_t counterBufferCount,
+                          const VkBuffer *pCounterBuffers,
+                          const VkDeviceSize *pCounterBufferOffsets)
+{
+       struct radv_streamout_state *so = &cmd_buffer->state.streamout;
+       unsigned last_target = util_last_bit(so->enabled_mask) - 1;
+       struct radeon_cmdbuf *cs = cmd_buffer->cs;
+       uint32_t i;
+
+       assert(cmd_buffer->device->physical_device->rad_info.chip_class >= GFX10);
+       assert(firstCounterBuffer + counterBufferCount <= MAX_SO_BUFFERS);
+
+       /* Sync because the next streamout operation will overwrite GDS and we
+        * have to make sure it's idle.
+        * TODO: Improve by tracking if there is a streamout operation in
+        * flight.
+        */
+       cmd_buffer->state.flush_bits |= RADV_CMD_FLAG_VS_PARTIAL_FLUSH;
+       si_emit_cache_flush(cmd_buffer);
+
+       for_each_bit(i, so->enabled_mask) {
+               int32_t counter_buffer_idx = i - firstCounterBuffer;
+               if (counter_buffer_idx >= 0 && counter_buffer_idx >= counterBufferCount)
+                       counter_buffer_idx = -1;
+
+               bool append = counter_buffer_idx >= 0 &&
+                             pCounterBuffers && pCounterBuffers[counter_buffer_idx];
+               uint64_t va = 0;
+
+               if (append) {
+                       RADV_FROM_HANDLE(radv_buffer, buffer, pCounterBuffers[counter_buffer_idx]);
+
+                       va += radv_buffer_get_va(buffer->bo);
+                       va += buffer->offset + pCounterBufferOffsets[counter_buffer_idx];
+
+                       radv_cs_add_buffer(cmd_buffer->device->ws, cs, buffer->bo);
+               }
+
+               radeon_emit(cs, PKT3(PKT3_DMA_DATA, 5, 0));
+               radeon_emit(cs, S_411_SRC_SEL(append ? V_411_SRC_ADDR_TC_L2 : V_411_DATA) |
+                               S_411_DST_SEL(V_411_GDS) |
+                               S_411_CP_SYNC(i == last_target));
+               radeon_emit(cs, va);
+               radeon_emit(cs, va >> 32);
+               radeon_emit(cs, 4 * i); /* destination in GDS */
+               radeon_emit(cs, 0);
+               radeon_emit(cs, S_414_BYTE_COUNT_GFX9(4) |
+                               S_414_DISABLE_WR_CONFIRM_GFX9(i != last_target));
+       }
+
+       radv_set_streamout_enable(cmd_buffer, true);
+}
+
 void radv_CmdBeginTransformFeedbackEXT(
     VkCommandBuffer                             commandBuffer,
     uint32_t                                    firstCounterBuffer,
@@ -5917,9 +6029,15 @@ void radv_CmdBeginTransformFeedbackEXT(
 {
        RADV_FROM_HANDLE(radv_cmd_buffer, cmd_buffer, commandBuffer);
 
-       radv_emit_streamout_begin(cmd_buffer,
-                                 firstCounterBuffer, counterBufferCount,
-                                 pCounterBuffers, pCounterBufferOffsets);
+       if (cmd_buffer->device->physical_device->use_ngg_streamout) {
+               gfx10_emit_streamout_begin(cmd_buffer,
+                                          firstCounterBuffer, counterBufferCount,
+                                          pCounterBuffers, pCounterBufferOffsets);
+       } else {
+               radv_emit_streamout_begin(cmd_buffer,
+                                         firstCounterBuffer, counterBufferCount,
+                                         pCounterBuffers, pCounterBufferOffsets);
+       }
 }
 
 static void
@@ -5974,6 +6092,47 @@ radv_emit_streamout_end(struct radv_cmd_buffer *cmd_buffer,
        radv_set_streamout_enable(cmd_buffer, false);
 }
 
+static void
+gfx10_emit_streamout_end(struct radv_cmd_buffer *cmd_buffer,
+                        uint32_t firstCounterBuffer,
+                        uint32_t counterBufferCount,
+                        const VkBuffer *pCounterBuffers,
+                        const VkDeviceSize *pCounterBufferOffsets)
+{
+       struct radv_streamout_state *so = &cmd_buffer->state.streamout;
+       struct radeon_cmdbuf *cs = cmd_buffer->cs;
+       uint32_t i;
+
+       assert(cmd_buffer->device->physical_device->rad_info.chip_class >= GFX10);
+       assert(firstCounterBuffer + counterBufferCount <= MAX_SO_BUFFERS);
+
+       for_each_bit(i, so->enabled_mask) {
+               int32_t counter_buffer_idx = i - firstCounterBuffer;
+               if (counter_buffer_idx >= 0 && counter_buffer_idx >= counterBufferCount)
+                       counter_buffer_idx = -1;
+
+               if (counter_buffer_idx >= 0 && pCounterBuffers && pCounterBuffers[counter_buffer_idx]) {
+                       /* The array of counters buffer is optional. */
+                       RADV_FROM_HANDLE(radv_buffer, buffer, pCounterBuffers[counter_buffer_idx]);
+                       uint64_t va = radv_buffer_get_va(buffer->bo);
+
+                       va += buffer->offset + pCounterBufferOffsets[counter_buffer_idx];
+
+                       si_cs_emit_write_event_eop(cs,
+                                                  cmd_buffer->device->physical_device->rad_info.chip_class,
+                                                  radv_cmd_buffer_uses_mec(cmd_buffer),
+                                                  V_028A90_PS_DONE, 0,
+                                                  EOP_DST_SEL_TC_L2,
+                                                  EOP_DATA_SEL_GDS,
+                                                  va, EOP_DATA_GDS(i, 1), 0);
+
+                       radv_cs_add_buffer(cmd_buffer->device->ws, cs, buffer->bo);
+               }
+       }
+
+       radv_set_streamout_enable(cmd_buffer, false);
+}
+
 void radv_CmdEndTransformFeedbackEXT(
     VkCommandBuffer                             commandBuffer,
     uint32_t                                    firstCounterBuffer,
@@ -5983,9 +6142,15 @@ void radv_CmdEndTransformFeedbackEXT(
 {
        RADV_FROM_HANDLE(radv_cmd_buffer, cmd_buffer, commandBuffer);
 
-       radv_emit_streamout_end(cmd_buffer,
-                               firstCounterBuffer, counterBufferCount,
-                               pCounterBuffers, pCounterBufferOffsets);
+       if (cmd_buffer->device->physical_device->use_ngg_streamout) {
+               gfx10_emit_streamout_end(cmd_buffer,
+                                        firstCounterBuffer, counterBufferCount,
+                                        pCounterBuffers, pCounterBufferOffsets);
+       } else {
+               radv_emit_streamout_end(cmd_buffer,
+                                       firstCounterBuffer, counterBufferCount,
+                                       pCounterBuffers, pCounterBufferOffsets);
+       }
 }
 
 void radv_CmdDrawIndirectByteCountEXT(
@@ -6025,6 +6190,8 @@ void radv_CmdWriteBufferMarkerAMD(
 
        si_emit_cache_flush(cmd_buffer);
 
+       ASSERTED unsigned cdw_max = radeon_check_space(cmd_buffer->device->ws, cmd_buffer->cs, 12);
+
        if (!(pipelineStage & ~VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT)) {
                radeon_emit(cs, PKT3(PKT3_COPY_DATA, 4, 0));
                radeon_emit(cs, COPY_DATA_SRC_SEL(COPY_DATA_IMM) |
@@ -6044,4 +6211,6 @@ void radv_CmdWriteBufferMarkerAMD(
                                           va, marker,
                                           cmd_buffer->gfx9_eop_bug_va);
        }
+
+       assert(cmd_buffer->cs->cdw <= cdw_max);
 }