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| author |   Bob Pearson <rpearsonhpe@gmail.com> | 2021-06-07 23:25:47 -0500 |
|---|---|---|
| committer |   Jason Gunthorpe <jgg@nvidia.com> | 2021-06-16 20:51:17 -0300 |
| commit | beec0239c3fae5828cc2f4b8869d75d8b3e82ee7 (patch) | |
| tree | 29e260575c816a1b37afaf189a6b5310d94425e2 /drivers/infiniband/sw/rxe/rxe_loc.h | |
| parent | RDMA/rxe: Enable MW object pool (diff) | |
| download | linux-dev-beec0239c3fae5828cc2f4b8869d75d8b3e82ee7.tar.xz linux-dev-beec0239c3fae5828cc2f4b8869d75d8b3e82ee7.zip | |
RDMA/rxe: Add ib_alloc_mw and ib_dealloc_mw verbs
Add ib_alloc_mw and ib_dealloc_mw verbs APIs.
Added new file rxe_mw.c focused on MWs. Changed the 8 bit random key
generator. Added a cleanup routine for MWs. Added verbs routines to
ib_device_ops.
Link: https://lore.kernel.org/r/20210608042552.33275-5-rpearsonhpe@gmail.com
Signed-off-by: Bob Pearson <rpearsonhpe@gmail.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Diffstat (limited to 'drivers/infiniband/sw/rxe/rxe_loc.h')
| -rw-r--r-- | drivers/infiniband/sw/rxe/rxe_loc.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/infiniband/sw/rxe/rxe_loc.h b/drivers/infiniband/sw/rxe/rxe_loc.h index b21038cb370f..422b9481d5f6 100644 --- a/drivers/infiniband/sw/rxe/rxe_loc.h +++ b/drivers/infiniband/sw/rxe/rxe_loc.h @@ -76,6 +76,7 @@ enum copy_direction { from_mr_obj, }; +u8 rxe_get_next_key(u32 last_key); void rxe_mr_init_dma(struct rxe_pd *pd, int access, struct rxe_mr *mr); int rxe_mr_init_user(struct rxe_pd *pd, u64 start, u64 length, u64 iova, @@ -106,6 +107,11 @@ void rxe_mr_cleanup(struct rxe_pool_entry *arg); int advance_dma_data(struct rxe_dma_info *dma, unsigned int length); +/* rxe_mw.c */ +int rxe_alloc_mw(struct ib_mw *ibmw, struct ib_udata *udata); +int rxe_dealloc_mw(struct ib_mw *ibmw); +void rxe_mw_cleanup(struct rxe_pool_entry *arg); + /* rxe_net.c */ void rxe_loopback(struct sk_buff *skb); int rxe_send(struct rxe_pkt_info *pkt, struct sk_buff *skb); |