Signed-off-by: Sagi Grimberg <sagig@xxxxxxxxxxxx>
---
drivers/infiniband/hw/cxgb3/iwch_provider.c | 14 ++++++++++----
1 file changed, 10 insertions(+), 4 deletions(-)
diff --git a/drivers/infiniband/hw/cxgb3/iwch_provider.c b/drivers/infiniband/hw/cxgb3/iwch_provider.c
index b1b7323..7e004c7 100644
--- a/drivers/infiniband/hw/cxgb3/iwch_provider.c
+++ b/drivers/infiniband/hw/cxgb3/iwch_provider.c
@@ -796,7 +796,9 @@ 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;
@@ -805,6 +807,10 @@ 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);
@@ -812,10 +818,10 @@ 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)
@@ -1439,7 +1445,7 @@ 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;
--
1.8.4.3
--
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