Add MLX_SDPA_BLOCKS env var for 2-pass vector kernel block-count override#3455

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adurham wants to merge 3 commits intoml-explore:mainfrom

adurham:sdpa-blocks-override

Commits on Apr 26, 2026

feat: MLX_SDPA_BLOCKS env var to override 2-pass vector kernel block count

adurham
and
claude
committed

Commits on Apr 27, 2026

sdpa: address review feedback on MLX_SDPA_BLOCKS

Adam Durham
and
claude
committed
sdpa: inline MLX_SDPA_BLOCKS env read, drop helper
Adam Durham
committed