GitLab

* 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>

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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>