static int iwch_process_mad(struct ib_device *ibdev,
int mad_flags,
u8 port_num,
- struct ib_wc *in_wc,
- struct ib_grh *in_grh,
- struct ib_mad *in_mad, struct ib_mad *out_mad)
+ const struct ib_wc *in_wc,
+ const struct ib_grh *in_grh,
+ const struct ib_mad_hdr *in_mad,
+ size_t in_mad_size,
+ struct ib_mad_hdr *out_mad,
+ size_t *out_mad_size,
+ u16 *out_mad_pkey_index)
{
return -ENOSYS;
}
return 0;
}
-static struct ib_cq *iwch_create_cq(struct ib_device *ibdev, int entries, int vector,
- struct ib_ucontext *ib_context,
- struct ib_udata *udata)
+static struct ib_cq *iwch_create_cq(struct ib_device *ibdev,
+ const struct ib_cq_init_attr *attr,
+ struct ib_ucontext *ib_context,
+ struct ib_udata *udata)
{
+ int entries = attr->cqe;
struct iwch_dev *rhp;
struct iwch_cq *chp;
struct iwch_create_cq_resp uresp;
size_t resplen;
PDBG("%s ib_dev %p entries %d\n", __func__, ibdev, entries);
+ if (attr->flags)
+ return ERR_PTR(-EINVAL);
+
rhp = to_iwch_dev(ibdev);
chp = kzalloc(sizeof(*chp), GFP_KERNEL);
if (!chp)
return -EINVAL;
mhp = to_iwch_mr(ib_mr);
+ kfree(mhp->pages);
rhp = mhp->rhp;
mmid = mhp->attr.stag >> 8;
cxio_dereg_mem(&rhp->rdev, mhp->attr.stag, mhp->attr.pbl_size,
/*
* T3 only supports 32 bits of size.
*/
+ if (sizeof(phys_addr_t) > 4) {
+ pr_warn_once(MOD "Cannot support dma_mrs on this platform.\n");
+ return ERR_PTR(-ENOTSUPP);
+ }
bl.size = 0xffffffff;
bl.addr = 0;
kva = 0;
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;
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);
if (!mhp)
goto err;
+ mhp->pages = kcalloc(max_num_sg, sizeof(u64), GFP_KERNEL);
+ if (!mhp->pages) {
+ ret = -ENOMEM;
+ goto pl_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)
err2:
iwch_free_pbl(mhp);
err1:
+ kfree(mhp->pages);
+pl_err:
kfree(mhp);
err:
return ERR_PTR(ret);
}
-static struct ib_fast_reg_page_list *iwch_alloc_fastreg_pbl(
- struct ib_device *device,
- int page_list_len)
+static int iwch_set_page(struct ib_mr *ibmr, u64 addr)
{
- struct ib_fast_reg_page_list *page_list;
+ struct iwch_mr *mhp = to_iwch_mr(ibmr);
- page_list = kmalloc(sizeof *page_list + page_list_len * sizeof(u64),
- GFP_KERNEL);
- if (!page_list)
- return ERR_PTR(-ENOMEM);
+ if (unlikely(mhp->npages == mhp->attr.pbl_size))
+ return -ENOMEM;
- page_list->page_list = (u64 *)(page_list + 1);
- page_list->max_page_list_len = page_list_len;
+ mhp->pages[mhp->npages++] = addr;
- return page_list;
+ return 0;
}
-static void iwch_free_fastreg_pbl(struct ib_fast_reg_page_list *page_list)
+static int iwch_map_mr_sg(struct ib_mr *ibmr,
+ struct scatterlist *sg,
+ int sg_nents)
{
- kfree(page_list);
+ struct iwch_mr *mhp = to_iwch_mr(ibmr);
+
+ mhp->npages = 0;
+
+ return ib_sg_to_pages(ibmr, sg, sg_nents, iwch_set_page);
}
static int iwch_destroy_qp(struct ib_qp *ib_qp)
(fw_mic & 0xffff);
}
-static int iwch_query_device(struct ib_device *ibdev,
- struct ib_device_attr *props)
+static int iwch_query_device(struct ib_device *ibdev, struct ib_device_attr *props,
+ struct ib_udata *uhw)
{
struct iwch_dev *dev;
+
PDBG("%s ibdev %p\n", __func__, ibdev);
+ if (uhw->inlen || uhw->outlen)
+ return -EINVAL;
+
dev = to_iwch_dev(ibdev);
memset(props, 0, sizeof *props);
memcpy(&props->sys_image_guid, dev->rdev.t3cdev_p->lldev->dev_addr, 6);
&dev_attr_board_id,
};
+static int iwch_port_immutable(struct ib_device *ibdev, u8 port_num,
+ struct ib_port_immutable *immutable)
+{
+ struct ib_port_attr attr;
+ int err;
+
+ err = iwch_query_port(ibdev, port_num, &attr);
+ if (err)
+ return err;
+
+ immutable->pkey_tbl_len = attr.pkey_tbl_len;
+ immutable->gid_tbl_len = attr.gid_tbl_len;
+ immutable->core_cap_flags = RDMA_CORE_PORT_IWARP;
+
+ return 0;
+}
+
int iwch_register_device(struct iwch_dev *dev)
{
int ret;
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_fast_reg_page_list = iwch_alloc_fastreg_pbl;
- dev->ibdev.free_fast_reg_page_list = iwch_free_fastreg_pbl;
+ dev->ibdev.alloc_mr = iwch_alloc_mr;
+ dev->ibdev.map_mr_sg = iwch_map_mr_sg;
dev->ibdev.attach_mcast = iwch_multicast_attach;
dev->ibdev.detach_mcast = iwch_multicast_detach;
dev->ibdev.process_mad = iwch_process_mad;
dev->ibdev.post_recv = iwch_post_receive;
dev->ibdev.get_protocol_stats = iwch_get_mib;
dev->ibdev.uverbs_abi_ver = IWCH_UVERBS_ABI_VERSION;
+ dev->ibdev.get_port_immutable = iwch_port_immutable;
dev->ibdev.iwcm = kmalloc(sizeof(struct iw_cm_verbs), GFP_KERNEL);
if (!dev->ibdev.iwcm)
Code Review / kvmfornfv.git / blobdiff