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iw_cxgb4: Support ib_alloc_mr verb

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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 10:32:44 +03:00
committed by Doug Ledford
parent cacb7d59be
commit a21640347a
3 changed files with 13 additions and 5 deletions
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12
drivers/infiniband/hw/cxgb4/mem.c
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@@ -853,7 +853,9 @@ int c4iw_dealloc_mw(struct ib_mw *mw)
return 0;
}
struct ib_mr *c4iw_alloc_fast_reg_mr(struct ib_pd *pd, int pbl_depth)
struct ib_mr *c4iw_alloc_mr(struct ib_pd *pd,
enum ib_mr_type mr_type,
u32 max_num_sg)
{
struct c4iw_dev *rhp;
struct c4iw_pd *php;
@@ -862,6 +864,10 @@ struct ib_mr *c4iw_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 > t4_max_fr_depth(use_dsgl))
return ERR_PTR(-EINVAL);
php = to_c4iw_pd(pd);
rhp = php->rhp;
mhp = kzalloc(sizeof(*mhp), GFP_KERNEL);
@@ -871,10 +877,10 @@ struct ib_mr *c4iw_alloc_fast_reg_mr(struct ib_pd *pd, int pbl_depth)
}
mhp->rhp = rhp;
ret = alloc_pbl(mhp, pbl_depth);
ret = alloc_pbl(mhp, max_num_sg);
if (ret)
goto err1;
mhp->attr.pbl_size = pbl_depth;
mhp->attr.pbl_size = max_num_sg;
ret = allocate_stag(&rhp->rdev, &stag, php->pdid,
mhp->attr.pbl_size, mhp->attr.pbl_addr);
if (ret)