GitLab

* Integrate cuDNN frontend v1 to fused attention and miscellaneous fixes
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* fix lint
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* fix jax/paddle for unit tests
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* fix jax/pytorch lint
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* simplify stride generation
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* fix and/or logic in get_backend
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* fix flag_max512 and test_numerics
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* remove v.contiguous() since get_qkv_layout covers it
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* skip fp8 tests for sm89
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* further fix jax CI
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* fix jax CI
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* revert mask type to comma-separated list
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* fix lint
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* fix last two commits
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* integrate v1/pre-release-5
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* cleanup prerelease5 integration and fix FA2.1 commit
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* force dropout to 0 if not training
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* fix Jax CI
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* testing bias/alibi and padding+causal; add alibi to unfused DPA
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* set flag_arb to false when non determinism is not allowed
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* followup on prev commit; remove redundant python env var setting
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* WIP: minor tweaks for tests
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* prepare for tests
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* fix determinism logic for fused attn
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* add bias to bwd
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* fix gpt_checkpointing/dpa_accuracy problem
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* fix some seg fault issues
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* add failure notes
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* remove use of non-deter var for backend selection
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* minor fix for lint and CI
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* fix workspace size in bwd and uncomment bias test
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* fix get_alibi and remove check_support
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* update tests status
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* remove workspace_opt from FADescriptor_v1
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* disable arbitrary backend + post scale bias in Jax; waiting on PR 525
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* clean up bhsd order
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* swap bias/rng_state order in aux_ctx_tensor and add bias to aux_ctx_tensor in _qkvpacked/_kvpacked API
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* remove support for padding_causal + cross for max512
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* change alibi bias to float32 for bias_1_4/5 tests
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* further clean up tests
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* fix thd fwd output shape for FlashAttention and add backend info for DPA
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* fix definition of workspace limit when dbias is present
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* further tweak DP_WORKSPACE_LIMIT definition
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* disallow alibi+no_mask for sdpa flash and update alibi tests
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* update jax/paddle after PR525 and fix DP_WORKSPACE_LIMIT for dbias Jax tests
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* disable dbias for non-hopper archs
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* fix layernorm lint
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* remode unused arg for lint
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* remove build dir in setup.py
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* change selection logic to prefer fused attn on sm90
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* fix distributed jax test
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* fix h and s order in header
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* update to cudnn fe v1 branch
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* remove manual setting of workopt path due to dbias after v1 update
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* fix paddle CI
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* add post_scale_bias and alibi to sdpa flash support matrix
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* fix support matrix in header files
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* move headers back to .cu and change seed/offset to int64
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* update Megatron commit in L1 test and remove all prints in fused attn test
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* fix L1 Megatron test
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* fix fp8 arg in L1 Megatron script
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* print only when debug flag is on
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* remove checkpointing loading to avoid loading other tests results
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

---------
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>
Signed-off-by: cyanguwa <8636796+cyanguwa@users.noreply.github.com>

* Float8Tensor uses cached transpose if available
Signed-off-by: Tim Moon <tmoon@nvidia.com>

* Fix bug with non-2D transpose
Signed-off-by: Tim Moon <tmoon@nvidia.com>

* Custom pickling for Float8Tensor
Signed-off-by: Tim Moon <tmoon@nvidia.com>

* Debug test for pickling Float8Tensor
Signed-off-by: Tim Moon <tmoon@nvidia.com>

* Fix merge conflict
Signed-off-by: Tim Moon <tmoon@nvidia.com>

* Review suggestions from @sudhakarsingh27

Avoid FP8 casts when copying between Float8Tensors. Make make_like a class function.
Signed-off-by: Tim Moon <tmoon@nvidia.com>

* Add unit test for checkpointing model with FP8 params

Debugged pickling and copy functions.
Signed-off-by: Tim Moon <tmoon@nvidia.com>

---------
Signed-off-by: Tim Moon <tmoon@nvidia.com>

* [PyTorch] TransformerLayer: add parallel_attention_mlp to support Falcon models
Signed-off-by: Markus Schnoes <markus.schnoes@gmx.de>

* [PyTorch] add test for parallel_attention_mlp to test_numerics
Signed-off-by: Markus Schnoes <markus.schnoes@gmx.de>

* [PyTorch] TorchGPT: fix dropout for parallel_attention_mlp

Now uses nn.functional.dropout because depending on the path there are one or two dropouts.
Signed-off-by: Markus Schnoes <markus.schnoes@gmx.de>

* Apply suggestions from code review
Signed-off-by: Tim Moon <4406448+timmoon10@users.noreply.github.com>

* [PyTorch] test_gpt_accuracy: fix spelling in construction of TorchGPT
Signed-off-by: Markus Schnoes <markus.schnoes@gmx.de>

---------
Signed-off-by: Markus Schnoes <markus.schnoes@gmx.de>
Signed-off-by: Tim Moon <4406448+timmoon10@users.noreply.github.com>
Co-authored-by: Tim Moon <4406448+timmoon10@users.noreply.github.com>

Fix incorrect variable name in LayerNormMLP backward
Signed-off-by: Tim Moon <tmoon@nvidia.com>

[PyTorch] fix amax calculate during fp8 calibration
Signed-off-by: ladyrick <ladyrick@qq.com>

wgrad should be zero'ed out if a weight parameter is shared among multiple layers
Signed-off-by: Deepak Narayanan <dnarayanan@nvidia.com>

* [PyTorch] Linear: fix computation for wgrad if sequence_parallel=True
Signed-off-by: Markus Schnoes <markus.schnoes@gmx.de>

* Remove buggy gather_along_last_dim
Signed-off-by: Tim Moon <tmoon@nvidia.com>

* [PyTorch] Linear: fix line length
Signed-off-by: Markus Schnoes <markus.schnoes@gmx.de>

* Simplify logic for saving input tensor for Linear backward
Signed-off-by: Tim Moon <tmoon@nvidia.com>

---------
Signed-off-by: Markus Schnoes <markus.schnoes@gmx.de>
Signed-off-by: Tim Moon <tmoon@nvidia.com>
Co-authored-by: Tim Moon <tmoon@nvidia.com>

Getting warnings of the following form using ToT TE:

```
/usr/local/lib/python3.10/dist-packages/transformer_engine/pytorch/attention.py:852: UserWarning: TypedStorage is deprecated. It will be removed in the future and UntypedStorage will be the only storage class. This should only matter to you if you are using storages directly.  To access UntypedStorage directly, use tensor.untyped_storage() instead of tensor.storage()
   data_ptr = grad_outputs[0].storage().data_ptr()
```
Signed-off-by: Deepak Narayanan <2724038+deepakn94@users.noreply.github.com>

* disable FAv2.1 if causal+cross attn
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* remove comment and add warning
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* include both causal and padding+causal
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* add a space
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

---------
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* Delay caching of transposes
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* Review comment
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

---------
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* fix condition checks related to FA head_dim
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* force q,k,v contiguous when RoPE is in use
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* fix lint
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* Expand FA version
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* Fix
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

---------
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>
Co-authored-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

Improve PyTorch memory usage
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* Make user buffer name configurable
Signed-off-by: Sangkug Lym <slym@nvidia.com>

* Apply suggestions from code review
Signed-off-by: Tim Moon <4406448+timmoon10@users.noreply.github.com>

* Fix duplicate argument
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* Fix autograd
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

---------
Signed-off-by: Sangkug Lym <slym@nvidia.com>
Signed-off-by: Tim Moon <4406448+timmoon10@users.noreply.github.com>
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>
Co-authored-by: Tim Moon <4406448+timmoon10@users.noreply.github.com>
Co-authored-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* Returning an empty tensor of param dtype for wgrad
Signed-off-by: Selvaraj Anandaraj <selvaraja@computelab-frontend-4-ub22.nvidia.com>

* lint
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

---------
Signed-off-by: Selvaraj Anandaraj <selvaraja@computelab-frontend-4-ub22.nvidia.com>
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>
Co-authored-by: Selvaraj Anandaraj <selvaraja@computelab-frontend-4-ub22.nvidia.com>
Co-authored-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

fix bwd error with FA v2
Signed-off-by: Xiaowei Ren <xren@nvidia.com>
Co-authored-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* Experimental FP8 tensor
Co-authored-by: Tim Moon <tmoon@nvidia.com>
Co-authored-by: Sudhakar Singh <sudhakars@nvidia.com>
Co-authored-by: Przemyslaw Tredak <ptrendx@gmail.com>
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* Add fp8 tensor to ci test
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* review comments and tests
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* Minor changes
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* Default to FP8 usage
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* Fix docs
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* Naming changes
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* minor fix
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* Fix transpose caching
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* Debug transpose caching

Handle case where transpose cache is updated externally.
Signed-off-by: Tim Moon <tmoon@nvidia.com>

* Rename FP8GlobalStateManager.with_fp8_parameters
Signed-off-by: Tim Moon <tmoon@nvidia.com>

* remove Float8Tensor from import API
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* Avoid caching FP8 transposes if not required
Signed-off-by: Tim Moon <tmoon@nvidia.com>

* Fix import error in FP8 tensor tests
Signed-off-by: Tim Moon <tmoon@nvidia.com>

* Fix tranpose caching and checkpointing bug
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* Improve caching and fix distopt case
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* Update transformer_engine/pytorch/float8_tensor.py
Signed-off-by: Tim Moon <4406448+timmoon10@users.noreply.github.com>

* Remove recursive logic
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* Fix cache reset bug
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* Store FP8 attributes in dict

Easier for multiple tensors to share, e.g. detached tensors.
Signed-off-by: Tim Moon <tmoon@nvidia.com>

* Make sure scale_inv is 1D tensor
Signed-off-by: Tim Moon <tmoon@nvidia.com>

* Make sure scale_inv is 1D tensor
Signed-off-by: Tim Moon <tmoon@nvidia.com>

* Fixes and detach recipe
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* Set default fp8 data type
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

---------
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>
Signed-off-by: Tim Moon <tmoon@nvidia.com>
Signed-off-by: Tim Moon <4406448+timmoon10@users.noreply.github.com>
Co-authored-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>
Co-authored-by: Sudhakar Singh <sudhakars@nvidia.com>
Co-authored-by: Przemyslaw Tredak <ptrendx@gmail.com>

* Do not include logging macros in installed C headers
Signed-off-by: Tim Moon <tmoon@nvidia.com>

* Debug logging macros
Signed-off-by: Tim Moon <tmoon@nvidia.com>

* Debug C++ tests

Use Google style for header includes.
Signed-off-by: Tim Moon <tmoon@nvidia.com>

* Update CUDA driver macros

Incorporating changes from #389.
Co-authored-by: Tim Moon <tmoon@nvidia.com>
Co-authored-by: Jan Bielak <jbielak@nvidia.com>
Signed-off-by: Tim Moon <tmoon@nvidia.com>

* Use core error checking macros in PyTorch extensions

Hack to get around macro redefinition warning.
Signed-off-by: Tim Moon <tmoon@nvidia.com>

* Fix missing arg when getting CUDA driver error string
Signed-off-by: Tim Moon <tmoon@nvidia.com>

* Reuse logging header in frameworks
Signed-off-by: Tim Moon <tmoon@nvidia.com>

---------
Signed-off-by: Tim Moon <tmoon@nvidia.com>
Co-authored-by: Jan Bielak <jbielak@nvidia.com>

* initial test fix
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* Drop eval for selective checkpointing tests
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* Remove redundant recompute for FA
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* CI fix; Decouple fused attention and numerics tests
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

---------
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

Signed-off-by: Tim Moon <tmoon@nvidia.com>
Co-authored-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* Ability to check cuDNN version from Python
Signed-off-by: Przemek Tredak <ptredak@nvidia.com>

* Modify the fused attention test to not use the CUDNN_VERSION env
variable which is specific to NGC containers
Signed-off-by: Przemek Tredak <ptredak@nvidia.com>

---------
Signed-off-by: Przemek Tredak <ptredak@nvidia.com>

Improve docs
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* Add class for RNG state tracker.
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* Fix docs for checkpoint
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* docs
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

---------
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* Debug PyTorch and Paddle tests on Ada
Signed-off-by: Tim Moon <tmoon@nvidia.com>

* Only run Paddle layer tests with cuDNN fMHA on supported archs
Signed-off-by: Tim Moon <tmoon@nvidia.com>

* Debug PyTorch fMHA tests
Signed-off-by: Tim Moon <tmoon@nvidia.com>

* Reduce JAX FP8 GEMM sizes

Avoid split-k kernels on Ada.
Signed-off-by: Tim Moon <tmoon@nvidia.com>

* Disable JAX fused self-attention test on Ada
Signed-off-by: Tim Moon <tmoon@nvidia.com>

* Run supported fused attention tests on Ada
Signed-off-by: Tim Moon <tmoon@nvidia.com>

* Run supported fused attention JAX tests on Ada
Signed-off-by: Tim Moon <tmoon@nvidia.com>

* Enable Paddle fused attention on Ada
Signed-off-by: Tim Moon <tmoon@nvidia.com>

* Update reference scale calculation in TensorFlow test
Signed-off-by: Tim Moon <tmoon@nvidia.com>

* Restore backend support to reference FP8 attention impl in PyT test

Review suggestion from @cyanguwa
Signed-off-by: Tim Moon <tmoon@nvidia.com>

* Fix merge conflicts
Signed-off-by: Tim Moon <tmoon@nvidia.com>

* Debug Paddle tests on Ada
Signed-off-by: Tim Moon <tmoon@nvidia.com>

* Loosen tolerances for Paddle attention tests
Signed-off-by: Tim Moon <tmoon@nvidia.com>

* Assume causal mask implies equal seqlens in Paddle attention tests
Signed-off-by: Tim Moon <tmoon@nvidia.com>

---------
Signed-off-by: Tim Moon <tmoon@nvidia.com>

* rename set_context_parallel_running to set_context_parallel_group
Signed-off-by: xren <xren@nvidia.com>

* bug fix
Signed-off-by: xren <xren@nvidia.com>

---------
Signed-off-by: xren <xren@nvidia.com>

Inference params support
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* add support for h2d/2hd in 8.9.6
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* cull unit tests in fused_attn.py and add skipif for layout tests
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* add workopt=1 flag for dpa tests
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* update support table for arbi_seqlen backend
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* fix rotary position embedding and add unit tests accordingly
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* further cut down unit tests for CI efficiency
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* fix lint
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* remove einops dependency
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

---------
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* Initial commit
Signed-off-by: Vasudevan Rengasamy <vrengasamy@nvidia.com>

* Repro for RS output mismatch with Single GEMM + Split pipelined RS
Signed-off-by: Vasudevan Rengasamy <vrengasamy@nvidia.com>

* minor changes for AG->GEMM pipelined overlap
Signed-off-by: Vasudevan Rengasamy <vrengasamy@nvidia.com>

* Add Atomic Gemm cublasApi attributes and initial implementation of AG->Atomic GEMM
Signed-off-by: Vasudevan Rengasamy <vrengasamy@nvidia.com>

* AtomicGemm+RS functional with workaround
Signed-off-by: Vasudevan Rengasamy <vrengasamy@nvidia.com>

* add amax update to layernorm_linear for FP8 unit test accuracy
Signed-off-by: Vasudevan Rengasamy <vrengasamy@nvidia.com>

* Enable reducescatter2_userbuff_strided variants
Signed-off-by: Vasudevan Rengasamy <vrengasamy@nvidia.com>

* Bug fix
Signed-off-by: Vasudevan Rengasamy <vrengasamy@nvidia.com>

* AG+AtomicGemm overlap functional but gemm doesnt overlap with comm
Signed-off-by: Vasudevan Rengasamy <vrengasamy@nvidia.com>

* Add userbuffers_sendrecv kernel variants
Signed-off-by: Vasudevan Rengasamy <vrengasamy@nvidia.com>

* TransformerLayer API changes to enable AtomicGemm+RS overlap
Signed-off-by: Vasudevan Rengasamy <vrengasamy@nvidia.com>

* Code cleanup
Signed-off-by: Vasudevan Rengasamy <vrengasamy@nvidia.com>

* Code cleanup2
Signed-off-by: Vasudevan Rengasamy <vrengasamy@nvidia.com>

* [UB] AllGather Atomic GEMM overlap using userbuffer_sendrecv kernels
Signed-off-by: Vasudevan Rengasamy <vrengasamy@nvidia.com>

* Code cleanup + bug fix for multiatomic sendrecv kernel
Signed-off-by: Vasudevan Rengasamy <vrengasamy@nvidia.com>

* cleanup
Signed-off-by: Vasudevan Rengasamy <vrengasamy@nvidia.com>

* Bug fixes
Signed-off-by: Vasudevan Rengasamy <vrengasamy@nvidia.com>

* [UB] Add shuffling for better AG AtomicGEMM overlap
Signed-off-by: Vasudevan Rengasamy <vrengasamy@nvidia.com>

* Bug fix for AG AtomicGemm overlap
Signed-off-by: Vasudevan Rengasamy <vrengasamy@nvidia.com>

* Bug fix for multiAtomicAG and singleAtomicAG
Signed-off-by: Vasudevan Rengasamy <vrengasamy@nvidia.com>

* Use chunk_i+1 as recv_chunk for multiatomic_AG with shuffling
Signed-off-by: Vasudevan Rengasamy <vrengasamy@nvidia.com>

* Launch AtomicGEMM after first-chunk AG
Signed-off-by: Vasudevan Rengasamy <vrengasamy@nvidia.com>

* Rebase to main
Signed-off-by: Vasudevan Rengasamy <vrengasamy@nvidia.com>

* Add FP8 ReduceScatter kernels, AtomicGEMM+FP8 RS not functional
Signed-off-by: Vasudevan Rengasamy <vrengasamy@nvidia.com>

* Revert "Add FP8 ReduceScatter kernels, AtomicGEMM+FP8 RS not functional"

This reverts commit 80a47a76355440cd5fb4314c96fe9fda632d87f9.
Signed-off-by: Vasudevan Rengasamy <vrengasamy@nvidia.com>

* Add support for NVLS-MC and FP8 Reduce Scatter
Signed-off-by: Vasudevan Rengasamy <vrengasamy@nvidia.com>

* Bug fix
Signed-off-by: Vasudevan Rengasamy <vrengasamy@nvidia.com>

* Atomic and Multiatomic FP8 RS functional
Signed-off-by: Vasudevan Rengasamy <vrengasamy@nvidia.com>

* Remove debug print
Signed-off-by: Vasudevan Rengasamy <vrengasamy@nvidia.com>

* UB comm initialization hang fix
Signed-off-by: Vasudevan Rengasamy <vrengasamy@nvidia.com>

* Code cleanup
Signed-off-by: Vasudevan Rengasamy <vrengasamy@nvidia.com>

* Create new GEMM API for Atomic GEMM
Signed-off-by: Vasudevan Rengasamy <vrengasamy@nvidia.com>

* CI ready
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* more fixes
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* license
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* Bug fix
Signed-off-by: Vasudevan Rengasamy <vrengasamy@nvidia.com>

* Revert NVLS-MC
Signed-off-by: Vasudevan Rengasamy <vrengasamy@nvidia.com>

* Check cu* versions for running atomic gemms
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* lint
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* fixes
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* Cleanup
Signed-off-by: Vasudevan Rengasamy <vrengasamy@nvidia.com>

* Add experimental warning
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* Better wording
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* Add warning to c api
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* Fix wording
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

---------
Signed-off-by: Vasudevan Rengasamy <vrengasamy@nvidia.com>
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>
Co-authored-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* initial changes [wip]
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* Add padding mask support for FA
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* Address review comments
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* rm causal mask from tests and add padding
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* fix some conflicts
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* conflicts
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* Fixes
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* Add unpadding mask
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* Fix padding mask
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* Fix docs
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* [wip] fix API
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* Add packing and unpacking
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* fixes
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* More fixes
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* docs fixes
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* fix atomic_add bf16 torch.compile
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* Generate non all True masks
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* Lint fix
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* Fix
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* Fix core attention export and FusedAttn filter
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* Fix all ONNX tests
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* Memory optimization
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* More fixes
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* Optimizations and caching fixes in torch.dynamo
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* Bug fixes
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* Review comments
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* Padding optimizations
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* Fixes and reviews
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

---------
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* wgrad-accumulation patch for legacy megatron-LM
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* fix
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* Fix
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* Fix fused attention tests
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

---------
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

Change deprecation warnings
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* add flexible layout support
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* add support for flexible qkv layout
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* add more changes
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* fixes for compiling
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* remove redudant file
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* fix options device error
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* fix typos
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* more changes; WIP
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* more changes; WIP
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* fixes and tests
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* fixes and wrong results
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* sb3hd/bs3hd working on top of 3xsbhd/bshd/thd
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* fix dQ, dK, dV
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* add nvtx
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* remove qkvso_strides on torch side; cover it in generateQKVStrides
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* all 15 layouts pass
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* add workspace optimization
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* minor fixes and test
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* removed most debug info/clean up
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* add note to deprecate some qkv layouts
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* fix code for unit tests in test_fused_attn.py
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* further remove debug info
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* remove a couple more comments
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* fix numerics tests
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* fixes for lint
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* fix fp8 tests
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* fix onnx for core attn; not fixed
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* remove nvtx and add env var for workspace opt
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* remove testing for env var
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* replace zeros/zeros_like with empty/empty_like
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* fix nvtx marker name for _q_k_v API
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* remove sm80 when compiling for h100
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* add mapping from qkv layout to layout group and qkv format
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* clean up enums mapping and remove trailing spaces
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* simplify workspace opt control logic; only need env var
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* fix fp8 test, and minor modifications for other tests
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* avoid overwriting model configs in unit test
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* random fixes/improvements: get_qkv_format/etc, default values, docstrings, comments
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* fix minor issues: invalid syntax
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* change workspace opt logic back to FORCE_WORKSPACE_OPT
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* fix FP8 tests and generateStrides function
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* fix get_backend logic for max512/arbitrary
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* fix unit tests; need cleanup
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* clean up unit tests for layouts, and fix minor lint issue
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* minor tweaks for CI testing: onnx string issue and test fused attn first
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* remove one unsupported layout from max512 and add a check to qkvpacked API
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* fix te layer test; reduce test time
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* revert compiler option changes; add back sm80 for even h100
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* remove some unit tests or make them optional to reduce CI time
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* remove more unit tests temporarily
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* remove _q_k_v in naming and add NVTE_ERROR for FP8 Aux_CTX_Tensors size checks
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* add more deprecation notes
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* remove temp tests from last commit
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* replace with te::getenv
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* remove prints from last commit
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* remove redundant contiguous()
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* remove thd->bs3hd user warning to avoid GPU sync
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* adjust fused attn bs in tests
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* temporary fix for onnx issue; more fixes in PR 437
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* remove unused variables
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

---------
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>
Signed-off-by: Charlene Yang
Signed-off-by: cyanguwa <8636796+cyanguwa@users.noreply.github.com>
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>
Co-authored-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* [PyTorch] Implement GQA based on fused q, k, v projection. Additionally fixes #392
Signed-off-by: Markus Schnoes <markus.schnoes@gmx.de>

* [PyTorch] Extend parameters_split option in Linear and LayerNormLinear to support splitting with different sizes as required by unfused GQA.
Signed-off-by: Markus Schnoes <markus.schnoes@gmx.de>

* fix parameters split
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* fix noop cat to bypass torch.cat and support uneven split
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* fix unit tests
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* fix torch.split args
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* fix cuda graph due to noop_cat
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* fix lint
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* remove the use of enumerate when possible
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

* fix strides in SplitAlongDim
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>

---------
Signed-off-by: Markus Schnoes <markus.schnoes@gmx.de>
Signed-off-by: Charlene Yang <8636796+cyanguwa@users.noreply.github.com>
Co-authored-by: Markus Schnoes <markus.schnoes@gmx.de>

* Fix ONNX exports
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* docs
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* review
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

---------
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* Change scaling factor from E8M0 to E8M23
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* fix formula
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

---------
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* add flash implementation with context parallelism
Signed-off-by: xren <xren@nvidia.com>

* next more comments
Signed-off-by: xren <xren@nvidia.com>

* code comment fix
Signed-off-by: xren <xren@nvidia.com>

* comment fix
Signed-off-by: xren <xren@nvidia.com>

* add missing space
Signed-off-by: xren <xren@nvidia.com>

* fix docstrings
Signed-off-by: xren <xren@nvidia.com>

* try to add fa v2 api
Signed-off-by: xren <xren@nvidia.com>

* fix a comment
Signed-off-by: xren <xren@nvidia.com>

* fix padded kv return
Signed-off-by: xren <xren@nvidia.com>

* add docstrings of context parallelism
Signed-off-by: xren <xren@nvidia.com>

* minor fix
Signed-off-by: xren <xren@nvidia.com>

* minor docstring fix
Signed-off-by: xren <xren@nvidia.com>

* fix positional arguments
Signed-off-by: xren <xren@nvidia.com>

* make docstring line shorter
Signed-off-by: xren <xren@nvidia.com>

* add fa v2 backward api for flash_attn_with_cp
Signed-off-by: xren <xren@nvidia.com>

* remove redundant code
Signed-off-by: xren <xren@nvidia.com>

* make sure hidden size per attn head is multiple of 8 for FA2
Signed-off-by: xren <xren@nvidia.com>

* remove an unnecessary assert check for FA2
Signed-off-by: xren <xren@nvidia.com>

* indention fix
Signed-off-by: Xiaowei Ren <xren@nvidia.com>

* Update FA version
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* Lint
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

---------
Signed-off-by: xren <xren@nvidia.com>
Signed-off-by: Xiaowei Ren <xren@nvidia.com>
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>
Co-authored-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

Fix for sequence-parallel
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* Enable the model to be change precision between iterations
Signed-off-by: Przemek Tredak <ptredak@nvidia.com>

* Add test
Signed-off-by: Przemek Tredak <ptredak@nvidia.com>

* Fix for the test
Signed-off-by: Przemek Tredak <ptredak@nvidia.com>

---------
Signed-off-by: Przemek Tredak <ptredak@nvidia.com>
Co-authored-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

Signed-off-by: Sangkug Lym <slym@nvidia.com>