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tu: Fall back to 3d blit path for BC1_RGB_* formats

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Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/5098>
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Connor Abbott 2020-05-19 15:39:18 +02:00 • committed by Marge Bot
parent 3d5cc5ff22
commit da68c72715
1 changed files with 11 additions and 1 deletions
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12
src/freedreno/vulkan/tu_clear_blit.c
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@ -1141,7 +1141,17 @@ tu6_blit_image(struct tu_cmd_buffer *cmd,
mask = 0x8;
}
if (dst_image->samples > 1)
/* BC1_RGB_* formats need to have their last components overriden with 1
* when sampling, which is normally handled with the texture descriptor
* swizzle. The 2d path can't handle that, so use the 3d path.
*
* TODO: we could use RB_2D_BLIT_CNTL::MASK to make these formats work with
* the 2d path.
*/
if (dst_image->samples > 1 ||
src_image->vk_format == VK_FORMAT_BC1_RGB_UNORM_BLOCK ||
src_image->vk_format == VK_FORMAT_BC1_RGB_SRGB_BLOCK)
ops = &r3d_ops;
/* TODO: shader path fails some of blit_image.all_formats.generate_mipmaps.* tests,