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dsv4.1: vision tower and image preprocessing - #39668

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hnyls2002 merged 70 commits into

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dsv4.1-vision

Sep 17, 2026

Commits on Sep 16, 2026
- dsv4.1: extract Top-k kernels and candidate helpers
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- dsv4.1: skip unwritten Top-k plans in metadata comparisons
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- fix dsv4 top-k edge cases and trim tests
  
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- dsv4.1: extract communication kernels and wrappers
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- dsv4.1: extract vocab gather and sharded greedy selection
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- fix sharded greedy test suite
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- clarify sharded greedy docstring; split test cases; fix stale usage path
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- fix communication guards and cover ragged collectives
  
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- remove standalone nvlink communication test
  
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- dsv4.1: extract compression and metadata kernels
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- dsv4.1: extract KV store and dequantization paths
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- dsv4.1: preserve 64K prefill planner indices and reject sentinel collisions
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- fix c2 padding and trim metadata tests
  
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- dsv4.1: restore C2 padding test entry point
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- remove standalone dsv4 metadata tests
  
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- dsv4.1: extract candidate indexer library
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- dsv4.1: extract RoPE and FP4 packing kernels
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- dsv4.1: extract Hopper FP8 matmul kernels and tuning
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- dsv4.1: extract mHC computation and compensated projections
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- dsv4.1: extract vision tower and image preprocessing
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- merge main; drop stale topk lineage
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- merge dsv4.1-communication
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- merge dsv4.1-metadata
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- merge dsv4.1-candidate
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- merge dsv4.1-rope-fp4
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- merge dsv4.1-hopper
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- merge dsv4.1-mhc
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- remove standalone sparse indexer test
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- Merge dsv4.1-candidate test cleanup into rope stack
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- remove standalone compressed KV quant test
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- Merge dsv4.1-rope-fp4 test cleanup into hopper stack
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- remove standalone Hopper FP8 test
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- Merge dsv4.1-hopper test cleanup into mHC stack
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- remove standalone compensated mHC test
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- Merge dsv4.1-mhc test cleanup into vision stack
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- merge main
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- merge metadata
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- merge candidate
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- merge hopper
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- merge rope-fp4
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- merge mhc
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- drop norm-only c2 entry and aliases; move small metadata into dsv4; name low-ratio metadata fields
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- drop unused fp4 torch reference quantizer
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- c2: drop the dead duplicate freqs_cis load
  
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- mhc: stop allocating a throwaway sqrsum for the residual projection
  
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- merge c1/c2 wrappers; split small metadata into its homes; move torch_quant next to the kernels; align compress kernel names
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- merge metadata
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- merge candidate
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- merge rope-fp4
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- merge hopper
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- merge mhc
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- merge main
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- merge candidate
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- merge rope-fp4
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- merge hopper
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- merge mhc
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- merge main
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- merge dsv4.1-rope-fp4
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- merge dsv4.1-hopper
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- merge dsv4.1-mhc
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- merge main
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- merge dsv4.1-hopper
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- merge dsv4.1-mhc
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- merge main
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- merge dsv4.1-mhc
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Commits on Sep 17, 2026
- merge main
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- vision: drop unused byte loader and redundant max_seqlen; neutral docstring
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- vision: add the DeepSeek-V4.1 image processor and its config/tokenizer gates
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- vision: use the shared RMSNorm natively; name patchify helpers and the gpu-plan key
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- trim comments
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  86de741

Commits

Commits on Sep 16, 2026

Commits on Sep 17, 2026