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* Fused RoPE with combined QKV input.

Initial commit for Dropout with 8-bit RNG

Fix documentation

Initial commit for Fused QKV RoPE

WIP

Initial tests passing

Enable rotary percent and margin

Enable CP2, start_positions, interleaved

Cleanup test

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This reverts commit 53df10044e7769982bd4af2ae2628e6b7717e715.

Revert "Initial commit for Dropout with 8-bit RNG"

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

* Revert "bug fix"

This reverts commit dd75c64c62e882ee5e3b54591b86f89c349ad3b0.

* manually revert changes
Signed-off-by: Xiaowei Ren <xren@nvidia.com>

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* cache torch.cuda.get_device_properties
Signed-off-by: Xiaowei Ren <xren@nvidia.com>

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* Move MultiHeadAttention into its own file. Modify tests and files in t_e/pytorch to import from the new MHA module
Signed-off-by: Kshitij Janardan Lakhani <klakhani@nvidia.com>

* Resolving lost MHA changes from PR 1614 as a result of rebase
Signed-off-by: Kshitij Janardan Lakhani <klakhani@nvidia.com>

* Move context parallelism code into it's own file. Modify test and local imports of cp code accordingly
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* Move softmax.py frm pytorch/ to pytorch/d_p_a
Signed-off-by: Kshitij Janardan Lakhani <klakhani@nvidia.com>

* Move Unfused and Fused attention to backends.py and some utils functions to pytorch/utils.py
Signed-off-by: Kshitij Janardan Lakhani <klakhani@nvidia.com>

* Resolving lost mark_activation_offload changes from PR 1678 as a result of rebase
Signed-off-by: Kshitij Janardan Lakhani <klakhani@nvidia.com>

* Code clean up
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* Refactor attention dir
Signed-off-by: Kshitij Janardan Lakhani <klakhani@nvidia.com>

* Refactor dir structure. Make relevant symbols public in __init__ for attention and d_p_a dirs
Move FA package imports to backends.py
Code cleanup
Signed-off-by: Kshitij Janardan Lakhani <klakhani@nvidia.com>

* Modify tests to import attention modules correctly
Signed-off-by: Kshitij Janardan Lakhani <klakhani@nvidia.com>

* Lint fixes
Signed-off-by: Kshitij Janardan Lakhani <klakhani@nvidia.com>

* Code clean up and fix typo
Signed-off-by: Kshitij Janardan Lakhani <klakhani@nvidia.com>

* Allowing InferenceParams and RoPE imports from attention module and pytorch module
Signed-off-by: Kshitij Janardan Lakhani <klakhani@nvidia.com>

* Allow InferenceParams and RoPE imports via transformer_engine.pytorch and transformer_engine.pytorch.attention modules
Remove unnecessary checks for check_set_window_size in MHA and TL
Reorder backends such that smaller classes at the start and larger ones at the end
Code clean up
Signed-off-by: Kshitij Janardan Lakhani <klakhani@nvidia.com>

* Reinstating changes from PR 1478 for rope.py lost during rebase conflict resolution
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* Fix lint issues
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* nit: Code clean up
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* Make imports leaner
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