Mesa (master): radv: add support for fast-clearing DCC layers on GFX9+

[GitLab Mirror]

Module: Mesa
Branch: master
Commit: 5e8f6967b1d148109fbaa38fc4a70f71f8965932
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=5e8f6967b1d148109fbaa38fc4a70f71f8965932

Author: Samuel Pitoiset <samuel.pitoiset at gmail.com>
Date:   Thu Jan  7 16:18:03 2021 +0100

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

Layers are contiguous in memory.

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

---

 src/amd/vulkan/radv_meta_clear.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/amd/vulkan/radv_meta_clear.c b/src/amd/vulkan/radv_meta_clear.c
index 4461ba44c96..66e9db40d04 100644
--- 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];