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radeonsi: don't do image stores with RGBX, L, LA, I, and SRGB formats

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The only change in behavior is that RGBX stores now overwrite X, which is
what CB does and it's faster.

Reviewed-by: Pierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer@amd.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/17864>
This commit is contained in:
Marek Olšák 2022-07-18 21:34:03 -04:00 • committed by Marge Bot
parent b42a4a7f07
commit 0482ff3158
1 changed files with 8 additions and 0 deletions
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8
src/gallium/drivers/radeonsi/si_compute_blit.c
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@ -511,6 +511,14 @@ static void si_launch_grid_internal_images(struct si_context *sctx,
!(images[i].access & SI_IMAGE_ACCESS_DCC_OFF))
images[i].access |= SI_IMAGE_ACCESS_ALLOW_DCC_STORE;
/* Simplify the format according to what image stores support. */
if (images[i].access & PIPE_IMAGE_ACCESS_WRITE) {
images[i].format = util_format_linear(images[i].format); /* SRGB not supported */
images[i].format = util_format_luminance_to_red(images[i].format);
images[i].format = util_format_intensity_to_red(images[i].format);
images[i].format = util_format_rgbx_to_rgba(images[i].format); /* prevent partial writes */
}
/* Save the image. */
util_copy_image_view(&saved_image[i], &sctx->images[PIPE_SHADER_COMPUTE].views[i]);
}