fdo-mirrors/mesa
1
0
Fork 0
mirror of https://gitlab.freedesktop.org/mesa/mesa.git synced 2026-05-08 09:08:10 +02:00
Code Issues Projects Releases Packages Wiki Activity Actions 1

v3dv/image: use 64-byte alingment for linear images if needed

Browse source 
When used for transfer, the image could be used eventually as a
Texture Base Address, that needs to be 64-byte aligned.

Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/19950>
This commit is contained in:
Alejandro Piñeiro 2023-01-12 11:14:46 +01:00 • committed by Marge Bot
parent aa31d38bcf
commit 2ef614a2d8
1 changed files with 11 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

12
src/broadcom/vulkan/v3dv_image.c
View file

@ -208,8 +208,18 @@ v3d_setup_slices(struct v3dv_image *image)
* slices.
*
* We additionally align to 4k, which improves UIF XOR performance.
*
* Finally, because the Texture Base Address field must be 64-byte aligned,
* we also need to align linear images to 64 if the image is going to be
* used for transfer.
*/
image->alignment = image->tiled ? 4096 : image->cpp;
if (image->tiled) {
image->alignment = 4096;
} else {
image->alignment =
(image->vk.usage & VK_IMAGE_USAGE_TRANSFER_SRC_BIT) ? 64 : image->cpp;
}
uint32_t align_offset =
align(image->slices[0].offset, image->alignment) - image->slices[0].offset;
if (align_offset) {