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IB/mlx5: Add DEVX support for memory registration

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Add support to register a memory with the firmware via the DEVX
interface.

The driver translates a given user address to ib_umem then it will
register the physical addresses with the firmware and get a unique id
for this registration to be used for this virtual address.

Signed-off-by: Yishai Hadas <yishaih@mellanox.com>
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
This commit is contained in:
Yishai Hadas 2018-06-17 13:00:04 +03:00 • committed by Jason Gunthorpe
commit aeae94579c
3 changed files with 217 additions and 1 deletions
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