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path: root/drivers/infiniband/hw/mthca/mthca_provider.c
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Diffstat (limited to 'drivers/infiniband/hw/mthca/mthca_provider.c')
-rw-r--r--drivers/infiniband/hw/mthca/mthca_provider.c39
1 files changed, 23 insertions, 16 deletions
diff --git a/drivers/infiniband/hw/mthca/mthca_provider.c b/drivers/infiniband/hw/mthca/mthca_provider.c
index 9fa2f9164a47..c4d9cdc4ee97 100644
--- a/drivers/infiniband/hw/mthca/mthca_provider.c
+++ b/drivers/infiniband/hw/mthca/mthca_provider.c
@@ -373,9 +373,10 @@ static int mthca_alloc_pd(struct ib_pd *ibpd, struct ib_udata *udata)
return 0;
}
-static void mthca_dealloc_pd(struct ib_pd *pd, struct ib_udata *udata)
+static int mthca_dealloc_pd(struct ib_pd *pd, struct ib_udata *udata)
{
mthca_pd_free(to_mdev(pd->device), to_mpd(pd));
+ return 0;
}
static int mthca_ah_create(struct ib_ah *ibah,
@@ -389,9 +390,10 @@ static int mthca_ah_create(struct ib_ah *ibah,
init_attr->ah_attr, ah);
}
-static void mthca_ah_destroy(struct ib_ah *ah, u32 flags)
+static int mthca_ah_destroy(struct ib_ah *ah, u32 flags)
{
mthca_destroy_ah(to_mdev(ah->device), to_mah(ah));
+ return 0;
}
static int mthca_create_srq(struct ib_srq *ibsrq,
@@ -440,7 +442,7 @@ static int mthca_create_srq(struct ib_srq *ibsrq,
return 0;
}
-static void mthca_destroy_srq(struct ib_srq *srq, struct ib_udata *udata)
+static int mthca_destroy_srq(struct ib_srq *srq, struct ib_udata *udata)
{
if (udata) {
struct mthca_ucontext *context =
@@ -454,6 +456,7 @@ static void mthca_destroy_srq(struct ib_srq *srq, struct ib_udata *udata)
}
mthca_free_srq(to_mdev(srq->device), to_msrq(srq));
+ return 0;
}
static struct ib_qp *mthca_create_qp(struct ib_pd *pd,
@@ -532,13 +535,14 @@ static struct ib_qp *mthca_create_qp(struct ib_pd *pd,
case IB_QPT_SMI:
case IB_QPT_GSI:
{
- /* Don't allow userspace to create special QPs */
- if (udata)
- return ERR_PTR(-EINVAL);
-
- qp = kzalloc(sizeof(struct mthca_sqp), GFP_KERNEL);
+ qp = kzalloc(sizeof(*qp), GFP_KERNEL);
if (!qp)
return ERR_PTR(-ENOMEM);
+ qp->sqp = kzalloc(sizeof(struct mthca_sqp), GFP_KERNEL);
+ if (!qp->sqp) {
+ kfree(qp);
+ return ERR_PTR(-ENOMEM);
+ }
qp->ibqp.qp_num = init_attr->qp_type == IB_QPT_SMI ? 0 : 1;
@@ -547,7 +551,7 @@ static struct ib_qp *mthca_create_qp(struct ib_pd *pd,
to_mcq(init_attr->recv_cq),
init_attr->sq_sig_type, &init_attr->cap,
qp->ibqp.qp_num, init_attr->port_num,
- to_msqp(qp), udata);
+ qp, udata);
break;
}
default:
@@ -556,6 +560,7 @@ static struct ib_qp *mthca_create_qp(struct ib_pd *pd,
}
if (err) {
+ kfree(qp->sqp);
kfree(qp);
return ERR_PTR(err);
}
@@ -588,7 +593,8 @@ static int mthca_destroy_qp(struct ib_qp *qp, struct ib_udata *udata)
to_mqp(qp)->rq.db_index);
}
mthca_free_qp(to_mdev(qp->device), to_mqp(qp));
- kfree(qp);
+ kfree(to_mqp(qp)->sqp);
+ kfree(to_mqp(qp));
return 0;
}
@@ -789,7 +795,7 @@ out:
return ret;
}
-static void mthca_destroy_cq(struct ib_cq *cq, struct ib_udata *udata)
+static int mthca_destroy_cq(struct ib_cq *cq, struct ib_udata *udata)
{
if (udata) {
struct mthca_ucontext *context =
@@ -808,6 +814,7 @@ static void mthca_destroy_cq(struct ib_cq *cq, struct ib_udata *udata)
to_mcq(cq)->set_ci_db_index);
}
mthca_free_cq(to_mdev(cq->device), to_mcq(cq));
+ return 0;
}
static inline u32 convert_access(int acc)
@@ -846,7 +853,7 @@ static struct ib_mr *mthca_reg_user_mr(struct ib_pd *pd, u64 start, u64 length,
u64 virt, int acc, struct ib_udata *udata)
{
struct mthca_dev *dev = to_mdev(pd->device);
- struct sg_dma_page_iter sg_iter;
+ struct ib_block_iter biter;
struct mthca_ucontext *context = rdma_udata_to_drv_context(
udata, struct mthca_ucontext, ibucontext);
struct mthca_mr *mr;
@@ -877,7 +884,7 @@ static struct ib_mr *mthca_reg_user_mr(struct ib_pd *pd, u64 start, u64 length,
goto err;
}
- n = ib_umem_num_pages(mr->umem);
+ n = ib_umem_num_dma_blocks(mr->umem, PAGE_SIZE);
mr->mtt = mthca_alloc_mtt(dev, n);
if (IS_ERR(mr->mtt)) {
@@ -895,8 +902,8 @@ static struct ib_mr *mthca_reg_user_mr(struct ib_pd *pd, u64 start, u64 length,
write_mtt_size = min(mthca_write_mtt_size(dev), (int) (PAGE_SIZE / sizeof *pages));
- for_each_sg_dma_page(mr->umem->sg_head.sgl, &sg_iter, mr->umem->nmap, 0) {
- pages[i++] = sg_page_iter_dma_address(&sg_iter);
+ rdma_umem_for_each_dma_block(mr->umem, &biter, PAGE_SIZE) {
+ pages[i++] = rdma_block_iter_dma_address(&biter);
/*
* Be friendly to write_mtt and pass it chunks
@@ -1199,7 +1206,7 @@ int mthca_register_device(struct mthca_dev *dev)
mutex_init(&dev->cap_mask_mutex);
rdma_set_device_sysfs_group(&dev->ib_dev, &mthca_attr_group);
- ret = ib_register_device(&dev->ib_dev, "mthca%d");
+ ret = ib_register_device(&dev->ib_dev, "mthca%d", &dev->pdev->dev);
if (ret)
return ret;