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Revert "[CK_TILE] Add sequence padding and variable length support in fmha (a…" (#2883)

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This reverts commit 86dd59cd01.
This commit is contained in:
Illia Silin
2025-09-19 08:15:02 -07:00
committed by GitHub
parent 29446da1d5
commit b765fe78f3
13 changed files with 60 additions and 1032 deletions
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6
example/ck_tile/01_fmha/codegen/ops/fmha_fwd.py
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@@ -259,11 +259,11 @@ class FmhaFwdApiTrait:
def skcheck(self) -> str:
if self.mode == 'group': return 'true/*group mode skpad always true*/' # group mode only generate spad/skpad == true
if self.pipeline_tag == 'qr_async':
if self.skpad == 't' : return f'(a.cu_seqlen_kv_ptr != nullptr) || (a.seqlen_k == 0 || a.seqlen_k % {self.bn0} != 0)'
else : return f'(a.cu_seqlen_kv_ptr == nullptr) && (a.seqlen_k != 0 && a.seqlen_k % {self.bn0} == 0)'
if self.skpad == 't' : return f'a.seqlen_k == 0 || a.seqlen_k % {self.bn0} != 0'
else : return f'a.seqlen_k != 0 && a.seqlen_k % {self.bn0} == 0'
elif self.pipeline_tag in ['qr', 'qs']:
if self.skpad == 't' : return f'true /*a.seqlen_k % {self.bn0} != 0*/' # TODO: order of get_pipelines() matters! (ugly)
else : return f'(a.cu_seqlen_kv_ptr == nullptr) && (a.seqlen_k != 0 && a.seqlen_k % {self.bn0} == 0)'
else : return f'a.seqlen_k % {self.bn0} == 0'
elif self.pipeline_tag == 'qr_async_trload':
if self.skpad == 't' : return 'true'
else: return 'true'