* decompressing a lot anyway we might as well not have DCC.
*/
if ((pCreateInfo->usage & VK_IMAGE_USAGE_STORAGE_BIT) &&
- (!radv_image_use_dcc_image_stores(device, image) ||
+ (device->physical_device->rad_info.chip_class < GFX10 ||
radv_formats_is_atomic_allowed(pCreateInfo->pNext, format, pCreateInfo->flags)))
return false;
bool
radv_image_use_dcc_image_stores(const struct radv_device *device, const struct radv_image *image)
{
- return device->physical_device->rad_info.chip_class >= GFX10;
+ /* DCC image stores is only available for GFX10+. */
+ if (device->physical_device->rad_info.chip_class < GFX10)
+ return false;
+
+ if ((device->physical_device->rad_info.family == CHIP_NAVI12 ||
+ device->physical_device->rad_info.family == CHIP_NAVI14) &&
+ !image->planes[0].surface.u.gfx9.color.dcc.independent_128B_blocks) {
+ /* Do not enable DCC image stores because INDEPENDENT_128B_BLOCKS is required, and 64B is used
+ * for displayable DCC on NAVI12-14.
+ */
+ return false;
+ }
+
+ return true;
}
/*