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ac/gpu_info: adjust attribute ring size for gfx11

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these are better numbers

Acked-by: Pierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer@amd.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/26055>
This commit is contained in:
Marek Olšák 2023-10-19 17:09:47 -04:00
parent bd57630885
commit 355242f055
1 changed files with 8 additions and 10 deletions
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18
src/amd/common/ac_gpu_info.c
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@ -1556,17 +1556,15 @@ bool ac_query_gpu_info(int fd, void *dev_p, struct radeon_info *info,
} }
if (info->gfx_level >= GFX11) { if (info->gfx_level >= GFX11) {
switch (info->family) { if (info->l3_cache_size_mb) {
case CHIP_GFX1103_R1:
info->attribute_ring_size_per_se = 768 * 1024;
break;
case CHIP_GFX1103_R2:
/* TODO: Test if 192K or 384K is faster. */
info->attribute_ring_size_per_se = 256 * 1024;
break;
default:
info->attribute_ring_size_per_se = 1400 * 1024; info->attribute_ring_size_per_se = 1400 * 1024;
break; } else {
assert(info->num_se == 1);
if (info->l2_cache_size >= 2 * 1024 * 1024)
info->attribute_ring_size_per_se = 768 * 1024;
else
info->attribute_ring_size_per_se = info->l2_cache_size / 2;
} }
/* The size must be aligned to 64K per SE and must be at most 16M in total. */ /* The size must be aligned to 64K per SE and must be at most 16M in total. */