anv/image: Add a surface usage bit for video decoding

Signed-off-by: Hyunjun Ko <zzoon@igalia.com>
Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/22202>

src/intel/isl/isl.h

@@ -1116,6 +1116,7 @@ typedef uint64_t isl_surf_usage_flags_t;
 #define ISL_SURF_USAGE_STAGING_BIT             (1u << 14)
 #define ISL_SURF_USAGE_CPB_BIT                 (1u << 15)
 #define ISL_SURF_USAGE_PROTECTED_BIT           (1u << 16)
+#define ISL_SURF_USAGE_VIDEO_DECODE_BIT        (1u << 17)
 /** @} */
 
 /**

src/intel/vulkan/anv_image.c

@@ -226,6 +226,10 @@ choose_isl_surf_usage(VkImageCreateFlags vk_create_flags,
    if (vk_usage & VK_IMAGE_USAGE_FRAGMENT_SHADING_RATE_ATTACHMENT_BIT_KHR)
       isl_usage |= ISL_SURF_USAGE_CPB_BIT;
 
+   if (vk_usage & VK_IMAGE_USAGE_VIDEO_DECODE_DST_BIT_KHR ||
+       vk_usage & VK_IMAGE_USAGE_VIDEO_DECODE_DPB_BIT_KHR)
+      isl_usage |= ISL_SURF_USAGE_VIDEO_DECODE_BIT;
+
    if (vk_create_flags & VK_IMAGE_CREATE_CUBE_COMPATIBLE_BIT)
       isl_usage |= ISL_SURF_USAGE_CUBE_BIT;