diff options
Diffstat (limited to 'drivers/infiniband/hw/cxgb4/mem.c')
| -rw-r--r-- | drivers/infiniband/hw/cxgb4/mem.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/drivers/infiniband/hw/cxgb4/mem.c b/drivers/infiniband/hw/cxgb4/mem.c index cff815b..026b91e 100644 --- a/drivers/infiniband/hw/cxgb4/mem.c +++ b/drivers/infiniband/hw/cxgb4/mem.c @@ -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) |