Add DeepEP v2 flex dispatcher backend - #5153

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Autumn1998 wants to merge 8 commits into

NVIDIA:mainfrom

Autumn1998:tongliu/deepepv2-flex-dispatcher-main

Commits on Jun 12, 2026

Add DeepEP v2 flex dispatcher backend
Autumn1998
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2566921
Make DeepEP v2 manager inherit DeepEP manager
Autumn1998
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fefb564
Restore DispatchManager base interface
Autumn1998
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c3cfcb9
Clarify DeepEP v2 dispatch comments
Autumn1998
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9985ab3
Fix DeepEP v2 combine backward defaults
Autumn1998
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be17dd5
Simplify DeepEP v2 SM default handling
Autumn1998
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d3114d1
Use DeepEP v2 automatic SM default
Autumn1998
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30e602f

Commits on Jul 21, 2026

Merge remote-tracking branch 'origin/main' into tongliu/deepepv2-flex-dispatcher-main
Autumn1998
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5f78fea