radv: add support for fast-clearing DCC layers on GFX9+

Layers are contiguous in memory.

Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/8368>

diff --git a/src/amd/vulkan/radv_meta_clear.c b/src/amd/vulkan/radv_meta_clear.c
index 4461ba4..66e9db4 100644 (file)
--- a/src/amd/vulkan/radv_meta_clear.c
+++ b/src/amd/vulkan/radv_meta_clear.c
@@ -1401,6 +1401,7 @@ radv_clear_dcc(struct radv_cmd_buffer *cmd_buffer,
               const VkImageSubresourceRange *range, uint32_t value)
 {
        uint32_t level_count = radv_get_levelCount(image, range);
+       uint32_t layer_count = radv_get_layerCount(image, range);
        uint32_t flush_bits = 0;
 
        /* Mark the image as being compressed. */
@@ -1414,7 +1415,9 @@ radv_clear_dcc(struct radv_cmd_buffer *cmd_buffer,
                if (cmd_buffer->device->physical_device->rad_info.chip_class >= GFX9) {
                        /* Mipmap levels aren't implemented. */
                        assert(level == 0);
-                       size = image->planes[0].surface.dcc_size;
+
+                       offset += image->planes[0].surface.dcc_slice_size * range->baseArrayLayer;
+                       size = image->planes[0].surface.dcc_slice_size * layer_count;
                } else {
                        const struct legacy_surf_level *surf_level =
                                &image->planes[0].surface.u.legacy.level[level];