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path: root/drivers/infiniband/hw/nes/nes_verbs.c
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Diffstat (limited to 'drivers/infiniband/hw/nes/nes_verbs.c')
-rw-r--r--drivers/infiniband/hw/nes/nes_verbs.c168
1 files changed, 82 insertions, 86 deletions
diff --git a/drivers/infiniband/hw/nes/nes_verbs.c b/drivers/infiniband/hw/nes/nes_verbs.c
index 828e4af3f951..49024326a518 100644
--- a/drivers/infiniband/hw/nes/nes_verbs.c
+++ b/drivers/infiniband/hw/nes/nes_verbs.c
@@ -52,7 +52,7 @@ atomic_t qps_created;
atomic_t sw_qps_destroyed;
static void nes_unregister_ofa_device(struct nes_ib_device *nesibdev);
-static int nes_dereg_mr(struct ib_mr *ib_mr);
+static int nes_dereg_mr(struct ib_mr *ib_mr, struct ib_udata *udata);
/**
* nes_alloc_mw
@@ -306,9 +306,8 @@ static int alloc_fast_reg_mr(struct nes_device *nesdev, struct nes_pd *nespd,
/*
* nes_alloc_mr
*/
-static struct ib_mr *nes_alloc_mr(struct ib_pd *ibpd,
- enum ib_mr_type mr_type,
- u32 max_num_sg)
+static struct ib_mr *nes_alloc_mr(struct ib_pd *ibpd, enum ib_mr_type mr_type,
+ u32 max_num_sg, struct ib_udata *udata)
{
struct nes_pd *nespd = to_nespd(ibpd);
struct nes_vnic *nesvnic = to_nesvnic(ibpd->device);
@@ -386,7 +385,7 @@ static struct ib_mr *nes_alloc_mr(struct ib_pd *ibpd,
return ibmr;
err:
- nes_dereg_mr(ibmr);
+ nes_dereg_mr(ibmr, udata);
return ERR_PTR(-ENOMEM);
}
@@ -641,22 +640,24 @@ static int nes_mmap(struct ib_ucontext *context, struct vm_area_struct *vma)
/**
* nes_alloc_pd
*/
-static int nes_alloc_pd(struct ib_pd *pd, struct ib_ucontext *context,
- struct ib_udata *udata)
+static int nes_alloc_pd(struct ib_pd *pd, struct ib_udata *udata)
{
struct ib_device *ibdev = pd->device;
struct nes_pd *nespd = to_nespd(pd);
struct nes_vnic *nesvnic = to_nesvnic(ibdev);
struct nes_device *nesdev = nesvnic->nesdev;
struct nes_adapter *nesadapter = nesdev->nesadapter;
- struct nes_ucontext *nesucontext;
struct nes_alloc_pd_resp uresp;
u32 pd_num = 0;
int err;
+ struct nes_ucontext *nesucontext = rdma_udata_to_drv_context(
+ udata, struct nes_ucontext, ibucontext);
- nes_debug(NES_DBG_PD, "nesvnic=%p, netdev=%p %s, ibdev=%p, context=%p, netdev refcnt=%u\n",
- nesvnic, nesdev->netdev[0], nesdev->netdev[0]->name, ibdev, context,
- netdev_refcnt_read(nesvnic->netdev));
+ nes_debug(
+ NES_DBG_PD,
+ "nesvnic=%p, netdev=%p %s, ibdev=%p, context=%p, netdev refcnt=%u\n",
+ nesvnic, nesdev->netdev[0], nesdev->netdev[0]->name, ibdev,
+ &nesucontext->ibucontext, netdev_refcnt_read(nesvnic->netdev));
err = nes_alloc_resource(nesadapter, nesadapter->allocated_pds,
nesadapter->max_pd, &pd_num, &nesadapter->next_pd, NES_RESOURCE_PD);
@@ -668,8 +669,7 @@ static int nes_alloc_pd(struct ib_pd *pd, struct ib_ucontext *context,
nespd->pd_id = (pd_num << (PAGE_SHIFT-12)) + nesadapter->base_pd;
- if (context) {
- nesucontext = to_nesucontext(context);
+ if (udata) {
nespd->mmap_db_index = find_next_zero_bit(nesucontext->allocated_doorbells,
NES_MAX_USER_DB_REGIONS, nesucontext->first_free_db);
nes_debug(NES_DBG_PD, "find_first_zero_biton doorbells returned %u, mapping pd_id %u.\n",
@@ -700,7 +700,7 @@ static int nes_alloc_pd(struct ib_pd *pd, struct ib_ucontext *context,
/**
* nes_dealloc_pd
*/
-static void nes_dealloc_pd(struct ib_pd *ibpd)
+static void nes_dealloc_pd(struct ib_pd *ibpd, struct ib_udata *udata)
{
struct nes_ucontext *nesucontext;
struct nes_pd *nespd = to_nespd(ibpd);
@@ -708,8 +708,12 @@ static void nes_dealloc_pd(struct ib_pd *ibpd)
struct nes_device *nesdev = nesvnic->nesdev;
struct nes_adapter *nesadapter = nesdev->nesadapter;
- if ((ibpd->uobject) && (ibpd->uobject->context)) {
- nesucontext = to_nesucontext(ibpd->uobject->context);
+ if (udata) {
+ nesucontext =
+ rdma_udata_to_drv_context(
+ udata,
+ struct nes_ucontext,
+ ibucontext);
nes_debug(NES_DBG_PD, "Clearing bit %u from allocated doorbells\n",
nespd->mmap_db_index);
clear_bit(nespd->mmap_db_index, nesucontext->allocated_doorbells);
@@ -1039,53 +1043,48 @@ static struct ib_qp *nes_create_qp(struct ib_pd *ibpd,
}
if (req.user_qp_buffer)
nesqp->nesuqp_addr = req.user_qp_buffer;
- if (udata) {
- nesqp->user_mode = 1;
- if (virt_wqs) {
- err = 1;
- list_for_each_entry(nespbl, &nes_ucontext->qp_reg_mem_list, list) {
- if (nespbl->user_base == (unsigned long )req.user_wqe_buffers) {
- list_del(&nespbl->list);
- err = 0;
- nes_debug(NES_DBG_QP, "Found PBL for virtual QP. nespbl=%p. user_base=0x%lx\n",
- nespbl, nespbl->user_base);
- break;
- }
- }
- if (err) {
- nes_debug(NES_DBG_QP, "Didn't Find PBL for virtual QP. address = %llx.\n",
- (long long unsigned int)req.user_wqe_buffers);
- nes_free_resource(nesadapter, nesadapter->allocated_qps, qp_num);
- kfree(nesqp->allocated_buffer);
- return ERR_PTR(-EFAULT);
+
+ nesqp->user_mode = 1;
+ if (virt_wqs) {
+ err = 1;
+ list_for_each_entry(nespbl, &nes_ucontext->qp_reg_mem_list, list) {
+ if (nespbl->user_base == (unsigned long )req.user_wqe_buffers) {
+ list_del(&nespbl->list);
+ err = 0;
+ nes_debug(NES_DBG_QP, "Found PBL for virtual QP. nespbl=%p. user_base=0x%lx\n",
+ nespbl, nespbl->user_base);
+ break;
}
}
-
- nesqp->mmap_sq_db_index =
- find_next_zero_bit(nes_ucontext->allocated_wqs,
- NES_MAX_USER_WQ_REGIONS, nes_ucontext->first_free_wq);
- /* nes_debug(NES_DBG_QP, "find_first_zero_biton wqs returned %u\n",
- nespd->mmap_db_index); */
- if (nesqp->mmap_sq_db_index >= NES_MAX_USER_WQ_REGIONS) {
- nes_debug(NES_DBG_QP,
- "db index > max user regions, failing create QP\n");
+ if (err) {
+ nes_debug(NES_DBG_QP, "Didn't Find PBL for virtual QP. address = %llx.\n",
+ (long long unsigned int)req.user_wqe_buffers);
nes_free_resource(nesadapter, nesadapter->allocated_qps, qp_num);
- if (virt_wqs) {
- pci_free_consistent(nesdev->pcidev, nespbl->pbl_size, nespbl->pbl_vbase,
- nespbl->pbl_pbase);
- kfree(nespbl);
- }
kfree(nesqp->allocated_buffer);
- return ERR_PTR(-ENOMEM);
+ return ERR_PTR(-EFAULT);
}
- set_bit(nesqp->mmap_sq_db_index, nes_ucontext->allocated_wqs);
- nes_ucontext->mmap_nesqp[nesqp->mmap_sq_db_index] = nesqp;
- nes_ucontext->first_free_wq = nesqp->mmap_sq_db_index + 1;
- } else {
+ }
+
+ nesqp->mmap_sq_db_index =
+ find_next_zero_bit(nes_ucontext->allocated_wqs,
+ NES_MAX_USER_WQ_REGIONS, nes_ucontext->first_free_wq);
+ /* nes_debug(NES_DBG_QP, "find_first_zero_biton wqs returned %u\n",
+ nespd->mmap_db_index); */
+ if (nesqp->mmap_sq_db_index >= NES_MAX_USER_WQ_REGIONS) {
+ nes_debug(NES_DBG_QP,
+ "db index > max user regions, failing create QP\n");
nes_free_resource(nesadapter, nesadapter->allocated_qps, qp_num);
+ if (virt_wqs) {
+ pci_free_consistent(nesdev->pcidev, nespbl->pbl_size, nespbl->pbl_vbase,
+ nespbl->pbl_pbase);
+ kfree(nespbl);
+ }
kfree(nesqp->allocated_buffer);
- return ERR_PTR(-EFAULT);
+ return ERR_PTR(-ENOMEM);
}
+ set_bit(nesqp->mmap_sq_db_index, nes_ucontext->allocated_wqs);
+ nes_ucontext->mmap_nesqp[nesqp->mmap_sq_db_index] = nesqp;
+ nes_ucontext->first_free_wq = nesqp->mmap_sq_db_index + 1;
}
err = (!virt_wqs) ? nes_setup_mmap_qp(nesqp, nesvnic, sq_size, rq_size) :
nes_setup_virt_qp(nesqp, nespbl, nesvnic, sq_size, rq_size);
@@ -1303,7 +1302,7 @@ static void nes_clean_cq(struct nes_qp *nesqp, struct nes_cq *nescq)
/**
* nes_destroy_qp
*/
-static int nes_destroy_qp(struct ib_qp *ibqp)
+static int nes_destroy_qp(struct ib_qp *ibqp, struct ib_udata *udata)
{
struct nes_qp *nesqp = to_nesqp(ibqp);
struct nes_ucontext *nes_ucontext;
@@ -1343,8 +1342,12 @@ static int nes_destroy_qp(struct ib_qp *ibqp)
}
if (nesqp->user_mode) {
- if ((ibqp->uobject)&&(ibqp->uobject->context)) {
- nes_ucontext = to_nesucontext(ibqp->uobject->context);
+ if (udata) {
+ nes_ucontext =
+ rdma_udata_to_drv_context(
+ udata,
+ struct nes_ucontext,
+ ibucontext);
clear_bit(nesqp->mmap_sq_db_index, nes_ucontext->allocated_wqs);
nes_ucontext->mmap_nesqp[nesqp->mmap_sq_db_index] = NULL;
if (nes_ucontext->first_free_wq > nesqp->mmap_sq_db_index) {
@@ -1373,7 +1376,6 @@ static int nes_destroy_qp(struct ib_qp *ibqp)
*/
static struct ib_cq *nes_create_cq(struct ib_device *ibdev,
const struct ib_cq_init_attr *attr,
- struct ib_ucontext *context,
struct ib_udata *udata)
{
int entries = attr->cqe;
@@ -1418,9 +1420,10 @@ static struct ib_cq *nes_create_cq(struct ib_device *ibdev,
nescq->hw_cq.cq_number = cq_num;
nescq->ibcq.cqe = nescq->hw_cq.cq_size - 1;
+ if (udata) {
+ struct nes_ucontext *nes_ucontext = rdma_udata_to_drv_context(
+ udata, struct nes_ucontext, ibucontext);
- if (context) {
- nes_ucontext = to_nesucontext(context);
if (ib_copy_from_udata(&req, udata, sizeof (struct nes_create_cq_req))) {
nes_free_resource(nesadapter, nesadapter->allocated_cqs, cq_num);
kfree(nescq);
@@ -1487,7 +1490,7 @@ static struct ib_cq *nes_create_cq(struct ib_device *ibdev,
cqp_request = nes_get_cqp_request(nesdev);
if (cqp_request == NULL) {
nes_debug(NES_DBG_CQ, "Failed to get a cqp_request.\n");
- if (!context)
+ if (!udata)
pci_free_consistent(nesdev->pcidev, nescq->cq_mem_size, mem,
nescq->hw_cq.cq_pbase);
else {
@@ -1516,7 +1519,7 @@ static struct ib_cq *nes_create_cq(struct ib_device *ibdev,
if (nesadapter->free_4kpbl == 0) {
spin_unlock_irqrestore(&nesadapter->pbl_lock, flags);
nes_free_cqp_request(nesdev, cqp_request);
- if (!context)
+ if (!udata)
pci_free_consistent(nesdev->pcidev, nescq->cq_mem_size, mem,
nescq->hw_cq.cq_pbase);
else {
@@ -1538,7 +1541,7 @@ static struct ib_cq *nes_create_cq(struct ib_device *ibdev,
if (nesadapter->free_256pbl == 0) {
spin_unlock_irqrestore(&nesadapter->pbl_lock, flags);
nes_free_cqp_request(nesdev, cqp_request);
- if (!context)
+ if (!udata)
pci_free_consistent(nesdev->pcidev, nescq->cq_mem_size, mem,
nescq->hw_cq.cq_pbase);
else {
@@ -1564,7 +1567,7 @@ static struct ib_cq *nes_create_cq(struct ib_device *ibdev,
set_wqe_32bit_value(cqp_wqe->wqe_words, NES_CQP_WQE_ID_IDX,
(nescq->hw_cq.cq_number | ((u32)nesdev->ceq_index << 16)));
- if (context) {
+ if (udata) {
if (pbl_entries != 1)
u64temp = (u64)nespbl->pbl_pbase;
else
@@ -1595,7 +1598,7 @@ static struct ib_cq *nes_create_cq(struct ib_device *ibdev,
nescq->hw_cq.cq_number, ret);
if ((!ret) || (cqp_request->major_code)) {
nes_put_cqp_request(nesdev, cqp_request);
- if (!context)
+ if (!udata)
pci_free_consistent(nesdev->pcidev, nescq->cq_mem_size, mem,
nescq->hw_cq.cq_pbase);
else {
@@ -1609,7 +1612,7 @@ static struct ib_cq *nes_create_cq(struct ib_device *ibdev,
}
nes_put_cqp_request(nesdev, cqp_request);
- if (context) {
+ if (udata) {
/* free the nespbl */
pci_free_consistent(nesdev->pcidev, nespbl->pbl_size, nespbl->pbl_vbase,
nespbl->pbl_pbase);
@@ -1631,7 +1634,7 @@ static struct ib_cq *nes_create_cq(struct ib_device *ibdev,
/**
* nes_destroy_cq
*/
-static int nes_destroy_cq(struct ib_cq *ib_cq)
+static int nes_destroy_cq(struct ib_cq *ib_cq, struct ib_udata *udata)
{
struct nes_cq *nescq;
struct nes_device *nesdev;
@@ -2382,7 +2385,7 @@ reg_user_mr_err:
/**
* nes_dereg_mr
*/
-static int nes_dereg_mr(struct ib_mr *ib_mr)
+static int nes_dereg_mr(struct ib_mr *ib_mr, struct ib_udata *udata)
{
struct nes_mr *nesmr = to_nesmr(ib_mr);
struct nes_vnic *nesvnic = to_nesvnic(ib_mr->device);
@@ -3574,6 +3577,14 @@ static const struct ib_device_ops nes_dev_ops = {
.get_dev_fw_str = get_dev_fw_str,
.get_dma_mr = nes_get_dma_mr,
.get_port_immutable = nes_port_immutable,
+ .iw_accept = nes_accept,
+ .iw_add_ref = nes_add_ref,
+ .iw_connect = nes_connect,
+ .iw_create_listen = nes_create_listen,
+ .iw_destroy_listen = nes_destroy_listen,
+ .iw_get_qp = nes_get_qp,
+ .iw_reject = nes_reject,
+ .iw_rem_ref = nes_rem_ref,
.map_mr_sg = nes_map_mr_sg,
.mmap = nes_mmap,
.modify_qp = nes_modify_qp,
@@ -3638,23 +3649,9 @@ struct nes_ib_device *nes_init_ofa_device(struct net_device *netdev)
nesibdev->ibdev.num_comp_vectors = 1;
nesibdev->ibdev.dev.parent = &nesdev->pcidev->dev;
- nesibdev->ibdev.iwcm = kzalloc(sizeof(*nesibdev->ibdev.iwcm), GFP_KERNEL);
- if (nesibdev->ibdev.iwcm == NULL) {
- ib_dealloc_device(&nesibdev->ibdev);
- return NULL;
- }
- nesibdev->ibdev.iwcm->add_ref = nes_add_ref;
- nesibdev->ibdev.iwcm->rem_ref = nes_rem_ref;
- nesibdev->ibdev.iwcm->get_qp = nes_get_qp;
- nesibdev->ibdev.iwcm->connect = nes_connect;
- nesibdev->ibdev.iwcm->accept = nes_accept;
- nesibdev->ibdev.iwcm->reject = nes_reject;
- nesibdev->ibdev.iwcm->create_listen = nes_create_listen;
- nesibdev->ibdev.iwcm->destroy_listen = nes_destroy_listen;
-
ib_set_device_ops(&nesibdev->ibdev, &nes_dev_ops);
- memcpy(nesibdev->ibdev.iwcm->ifname, netdev->name,
- sizeof(nesibdev->ibdev.iwcm->ifname));
+ memcpy(nesibdev->ibdev.iw_ifname, netdev->name,
+ sizeof(nesibdev->ibdev.iw_ifname));
return nesibdev;
}
@@ -3715,7 +3712,6 @@ void nes_destroy_ofa_device(struct nes_ib_device *nesibdev)
nes_unregister_ofa_device(nesibdev);
- kfree(nesibdev->ibdev.iwcm);
ib_dealloc_device(&nesibdev->ibdev);
}