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llama.cpp
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vulkan: use 4 rows for scalar FA large tile size

This commit is contained in:
Jeff Bolz 2025-12-14 11:15:49 -06:00
parent 5266379bca
commit cdb09db91e
1 changed files with 2 additions and 3 deletions
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5
ggml/src/ggml-vulkan/ggml-vulkan.cpp
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@ -2535,12 +2535,11 @@ static constexpr uint32_t flash_attention_num_small_rows = 32;
static constexpr uint32_t scalar_flash_attention_num_small_rows = 1;
static uint32_t get_fa_scalar_num_large_rows(uint32_t hsk, uint32_t hsv) {
GGML_UNUSED(hsk);
if (hsv >= 192) {
return 2;
} else if ((hsv | hsk) & 8) {
return 4;
} else {
return 8;
return 4;
}
}