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RDMA/cxgb3: Fix up MW access rights 

- MWs don't have local read/write permissions.
- Set the MW_BIND enabled bit if a MR has MW_BIND access.

Signed-off-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
This commit is contained in:
Steve Wise 2008-08-04 11:05:43 -07:00 committed by Roland Dreier
parent 5f0f66b022
commit 1c355a6e80
3 changed files with 11 additions and 4 deletions
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6
drivers/infiniband/hw/cxgb3/cxio_hal.c
View File

@ -725,9 +725,9 @@ static int __cxio_tpt_op(struct cxio_rdev *rdev_p, u32 reset_tpt_entry,
V_TPT_STAG_TYPE(type) | V_TPT_PDID(pdid));
BUG_ON(page_size >= 28);
tpt.flags_pagesize_qpid = cpu_to_be32(V_TPT_PERM(perm) |
F_TPT_MW_BIND_ENABLE |
V_TPT_ADDR_TYPE((zbva ? TPT_ZBTO : TPT_VATO)) |
V_TPT_PAGE_SIZE(page_size));
((perm & TPT_MW_BIND) ? F_TPT_MW_BIND_ENABLE : 0) |
V_TPT_ADDR_TYPE((zbva ? TPT_ZBTO : TPT_VATO)) |
V_TPT_PAGE_SIZE(page_size));
tpt.rsvd_pbl_addr = reset_tpt_entry ? 0 :
cpu_to_be32(V_TPT_PBL_ADDR(PBL_OFF(rdev_p, pbl_addr)>>3));
tpt.len = cpu_to_be32(len);

7
drivers/infiniband/hw/cxgb3/iwch_provider.h
View File

@ -293,9 +293,16 @@ static inline u32 iwch_ib_to_tpt_access(int acc)
return (acc & IB_ACCESS_REMOTE_WRITE ? TPT_REMOTE_WRITE : 0) |
(acc & IB_ACCESS_REMOTE_READ ? TPT_REMOTE_READ : 0) |
(acc & IB_ACCESS_LOCAL_WRITE ? TPT_LOCAL_WRITE : 0) |
(acc & IB_ACCESS_MW_BIND ? TPT_MW_BIND : 0) |
TPT_LOCAL_READ;
}
static inline u32 iwch_ib_to_tpt_bind_access(int acc)
{
return (acc & IB_ACCESS_REMOTE_WRITE ? TPT_REMOTE_WRITE : 0) |
(acc & IB_ACCESS_REMOTE_READ ? TPT_REMOTE_READ : 0);
}
enum iwch_mmid_state {
IWCH_STAG_STATE_VALID,
IWCH_STAG_STATE_INVALID

2
drivers/infiniband/hw/cxgb3/iwch_qp.c
View File

@ -565,7 +565,7 @@ int iwch_bind_mw(struct ib_qp *qp,
wqe->bind.type = TPT_VATO;
/* TBD: check perms */
wqe->bind.perms = iwch_ib_to_tpt_access(mw_bind->mw_access_flags);
wqe->bind.perms = iwch_ib_to_tpt_bind_access(mw_bind->mw_access_flags);
wqe->bind.mr_stag = cpu_to_be32(mw_bind->mr->lkey);
wqe->bind.mw_stag = cpu_to_be32(mw->rkey);
wqe->bind.mw_len = cpu_to_be32(mw_bind->length);