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cxgb3: Support ib_alloc_mr verb 

Signed-off-by: Sagi Grimberg <sagig@mellanox.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
Sagi Grimberg 2015-07-30 10:32:45 +03:00 committed by Doug Ledford
parent a21640347a
commit f683d3bdbb
1 changed files with 10 additions and 4 deletions
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14
drivers/infiniband/hw/cxgb3/iwch_provider.c
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@ -800,7 +800,9 @@ static int iwch_dealloc_mw(struct ib_mw *mw)
return 0;
}
static struct ib_mr *iwch_alloc_fast_reg_mr(struct ib_pd *pd, int pbl_depth)
static struct ib_mr *iwch_alloc_mr(struct ib_pd *pd,
enum ib_mr_type mr_type,
u32 max_num_sg)
{
struct iwch_dev *rhp;
struct iwch_pd *php;
@ -809,6 +811,10 @@ static struct ib_mr *iwch_alloc_fast_reg_mr(struct ib_pd *pd, int pbl_depth)
u32 stag = 0;
int ret = 0;
if (mr_type != IB_MR_TYPE_MEM_REG ||
max_num_sg > T3_MAX_FASTREG_DEPTH)
return ERR_PTR(-EINVAL);
php = to_iwch_pd(pd);
rhp = php->rhp;
mhp = kzalloc(sizeof(*mhp), GFP_KERNEL);
@ -816,10 +822,10 @@ static struct ib_mr *iwch_alloc_fast_reg_mr(struct ib_pd *pd, int pbl_depth)
goto err;
mhp->rhp = rhp;
ret = iwch_alloc_pbl(mhp, pbl_depth);
ret = iwch_alloc_pbl(mhp, max_num_sg);
if (ret)
goto err1;
mhp->attr.pbl_size = pbl_depth;
mhp->attr.pbl_size = max_num_sg;
ret = cxio_allocate_stag(&rhp->rdev, &stag, php->pdid,
mhp->attr.pbl_size, mhp->attr.pbl_addr);
if (ret)
@ -1443,7 +1449,7 @@ int iwch_register_device(struct iwch_dev *dev)
dev->ibdev.alloc_mw = iwch_alloc_mw;
dev->ibdev.bind_mw = iwch_bind_mw;
dev->ibdev.dealloc_mw = iwch_dealloc_mw;
dev->ibdev.alloc_fast_reg_mr = iwch_alloc_fast_reg_mr;
dev->ibdev.alloc_mr = iwch_alloc_mr;
dev->ibdev.alloc_fast_reg_page_list = iwch_alloc_fastreg_pbl;
dev->ibdev.free_fast_reg_page_list = iwch_free_fastreg_pbl;
dev->ibdev.attach_mcast = iwch_multicast_attach;