+
+/**
+ * Decompress CMask/FMask before resolving a multisampled source image inside a
+ * subpass.
+ */
+void
+radv_decompress_resolve_subpass_src(struct radv_cmd_buffer *cmd_buffer)
+{
+ const struct radv_subpass *subpass = cmd_buffer->state.subpass;
+ struct radv_framebuffer *fb = cmd_buffer->state.framebuffer;
+
+ for (uint32_t i = 0; i < subpass->color_count; ++i) {
+ VkAttachmentReference src_att = subpass->color_attachments[i];
+ VkAttachmentReference dest_att = subpass->resolve_attachments[i];
+
+ if (src_att.attachment == VK_ATTACHMENT_UNUSED ||
+ dest_att.attachment == VK_ATTACHMENT_UNUSED)
+ continue;
+
+ struct radv_image *src_image =
+ fb->attachments[src_att.attachment].attachment->image;
+
+ VkImageResolve region = {};
+ region.srcSubresource.baseArrayLayer = 0;
+ region.srcSubresource.mipLevel = 0;
+ region.srcSubresource.layerCount = 1;
+
+ radv_decompress_resolve_src(cmd_buffer, src_image,
+ src_att.layout, 1, ®ion);
+ }
+}
+
+/**
+ * Decompress CMask/FMask before resolving a multisampled source image.
+ */
+void
+radv_decompress_resolve_src(struct radv_cmd_buffer *cmd_buffer,
+ struct radv_image *src_image,
+ VkImageLayout src_image_layout,
+ uint32_t region_count,
+ const VkImageResolve *regions)
+{
+ for (uint32_t r = 0; r < region_count; ++r) {
+ const VkImageResolve *region = ®ions[r];
+ const uint32_t src_base_layer =
+ radv_meta_get_iview_layer(src_image, ®ion->srcSubresource,
+ ®ion->srcOffset);
+ VkImageSubresourceRange range;
+ range.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
+ range.baseMipLevel = region->srcSubresource.mipLevel;
+ range.levelCount = 1;
+ range.baseArrayLayer = src_base_layer;
+ range.layerCount = region->srcSubresource.layerCount;
+
+ uint32_t queue_mask =
+ radv_image_queue_family_mask(src_image,
+ cmd_buffer->queue_family_index,
+ cmd_buffer->queue_family_index);
+
+ if (radv_layout_dcc_compressed(src_image, src_image_layout,
+ queue_mask)) {
+ radv_decompress_dcc(cmd_buffer, src_image, &range);
+ } else {
+ radv_fast_clear_flush_image_inplace(cmd_buffer,
+ src_image, &range);
+ }
+ }
+}