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| author | Leon Romanovsky <leonro@nvidia.com> | 2020-09-26 13:24:49 +0300 |
|---|---|---|
| committer | Jason Gunthorpe <jgg@nvidia.com> | 2020-09-29 13:11:07 -0300 |
| commit | 21c2fe94abb2abe894e6aabe6b4e84a255c8d339 (patch) | |
| tree | 5156f5d2ec5a5eb67a4d5cdbf5e29b13916a6159 /drivers/infiniband/hw/mthca/mthca_provider.h | |
| parent | b925c555a15de8443ecb2e147b54b1bbe9b71fe3 (diff) | |
| download | lwn-21c2fe94abb2abe894e6aabe6b4e84a255c8d339.tar.gz lwn-21c2fe94abb2abe894e6aabe6b4e84a255c8d339.zip | |
RDMA/mthca: Combine special QP struct with mthca QP
As preparation for the removal of QP allocation logic, we need to ensure
that ib_core allocates the right amount of memory before a call to the
driver create_qp(). It requires from driver to have the same structs for
all types of QPs.
Link: https://lore.kernel.org/r/20200926102450.2966017-10-leon@kernel.org
Signed-off-by: Leon Romanovsky <leonro@nvidia.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Diffstat (limited to 'drivers/infiniband/hw/mthca/mthca_provider.h')
| -rw-r--r-- | drivers/infiniband/hw/mthca/mthca_provider.h | 27 |
1 files changed, 11 insertions, 16 deletions
diff --git a/drivers/infiniband/hw/mthca/mthca_provider.h b/drivers/infiniband/hw/mthca/mthca_provider.h index 84c64bff0d92..8a77483bb33c 100644 --- a/drivers/infiniband/hw/mthca/mthca_provider.h +++ b/drivers/infiniband/hw/mthca/mthca_provider.h @@ -240,6 +240,16 @@ struct mthca_wq { __be32 *db; }; +struct mthca_sqp { + int pkey_index; + u32 qkey; + u32 send_psn; + struct ib_ud_header ud_header; + int header_buf_size; + void *header_buf; + dma_addr_t header_dma; +}; + struct mthca_qp { struct ib_qp ibqp; int refcount; @@ -265,17 +275,7 @@ struct mthca_qp { wait_queue_head_t wait; struct mutex mutex; -}; - -struct mthca_sqp { - struct mthca_qp qp; - int pkey_index; - u32 qkey; - u32 send_psn; - struct ib_ud_header ud_header; - int header_buf_size; - void *header_buf; - dma_addr_t header_dma; + struct mthca_sqp *sqp; }; static inline struct mthca_ucontext *to_mucontext(struct ib_ucontext *ibucontext) @@ -313,9 +313,4 @@ static inline struct mthca_qp *to_mqp(struct ib_qp *ibqp) return container_of(ibqp, struct mthca_qp, ibqp); } -static inline struct mthca_sqp *to_msqp(struct mthca_qp *qp) -{ - return container_of(qp, struct mthca_sqp, qp); -} - #endif /* MTHCA_PROVIDER_H */ |