Commit f683d3bd authored by Sagi Grimberg's avatar Sagi Grimberg Committed by Doug Ledford
Browse files

cxgb3: Support ib_alloc_mr verb 



Signed-off-by: default avatarSagi Grimberg <sagig@mellanox.com>
Signed-off-by: default avatarDoug Ledford <dledford@redhat.com>
parent a2164034

drivers/infiniband/hw/cxgb3/iwch_provider.c

+10 −4
Original line number Diff line number Diff line
@@ -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;