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-rw-r--r--drivers/infiniband/sw/rxe/rxe.c23
-rw-r--r--drivers/infiniband/sw/rxe/rxe.h3
-rw-r--r--drivers/infiniband/sw/rxe/rxe_mcast.c22
-rw-r--r--drivers/infiniband/sw/rxe/rxe_net.c44
-rw-r--r--drivers/infiniband/sw/rxe/rxe_param.h2
-rw-r--r--drivers/infiniband/sw/rxe/rxe_pool.c11
-rw-r--r--drivers/infiniband/sw/rxe/rxe_verbs.c32
-rw-r--r--drivers/infiniband/sw/rxe/rxe_verbs.h11
-rw-r--r--drivers/infiniband/sw/siw/siw.h7
-rw-r--r--drivers/infiniband/sw/siw/siw_cm.c27
-rw-r--r--drivers/infiniband/sw/siw/siw_main.c23
-rw-r--r--drivers/infiniband/sw/siw/siw_verbs.c34
12 files changed, 150 insertions, 89 deletions
diff --git a/drivers/infiniband/sw/rxe/rxe.c b/drivers/infiniband/sw/rxe/rxe.c
index 255677bc12b2..1ba4a0c8726a 100644
--- a/drivers/infiniband/sw/rxe/rxe.c
+++ b/drivers/infiniband/sw/rxe/rxe.c
@@ -40,6 +40,8 @@ void rxe_dealloc(struct ib_device *ib_dev)
/* initialize rxe device parameters */
static void rxe_init_device_param(struct rxe_dev *rxe)
{
+ struct net_device *ndev;
+
rxe->max_inline_data = RXE_MAX_INLINE_DATA;
rxe->attr.vendor_id = RXE_VENDOR_ID;
@@ -71,8 +73,15 @@ static void rxe_init_device_param(struct rxe_dev *rxe)
rxe->attr.max_fast_reg_page_list_len = RXE_MAX_FMR_PAGE_LIST_LEN;
rxe->attr.max_pkeys = RXE_MAX_PKEYS;
rxe->attr.local_ca_ack_delay = RXE_LOCAL_CA_ACK_DELAY;
+
+ ndev = rxe_ib_device_get_netdev(&rxe->ib_dev);
+ if (!ndev)
+ return;
+
addrconf_addr_eui48((unsigned char *)&rxe->attr.sys_image_guid,
- rxe->ndev->dev_addr);
+ ndev->dev_addr);
+
+ dev_put(ndev);
rxe->max_ucontext = RXE_MAX_UCONTEXT;
}
@@ -109,10 +118,15 @@ static void rxe_init_port_param(struct rxe_port *port)
static void rxe_init_ports(struct rxe_dev *rxe)
{
struct rxe_port *port = &rxe->port;
+ struct net_device *ndev;
rxe_init_port_param(port);
+ ndev = rxe_ib_device_get_netdev(&rxe->ib_dev);
+ if (!ndev)
+ return;
addrconf_addr_eui48((unsigned char *)&port->port_guid,
- rxe->ndev->dev_addr);
+ ndev->dev_addr);
+ dev_put(ndev);
spin_lock_init(&port->port_lock);
}
@@ -167,12 +181,13 @@ void rxe_set_mtu(struct rxe_dev *rxe, unsigned int ndev_mtu)
/* called by ifc layer to create new rxe device.
* The caller should allocate memory for rxe by calling ib_alloc_device.
*/
-int rxe_add(struct rxe_dev *rxe, unsigned int mtu, const char *ibdev_name)
+int rxe_add(struct rxe_dev *rxe, unsigned int mtu, const char *ibdev_name,
+ struct net_device *ndev)
{
rxe_init(rxe);
rxe_set_mtu(rxe, mtu);
- return rxe_register_device(rxe, ibdev_name);
+ return rxe_register_device(rxe, ibdev_name, ndev);
}
static int rxe_newlink(const char *ibdev_name, struct net_device *ndev)
diff --git a/drivers/infiniband/sw/rxe/rxe.h b/drivers/infiniband/sw/rxe/rxe.h
index d8fb2c7af30a..fe7f97066732 100644
--- a/drivers/infiniband/sw/rxe/rxe.h
+++ b/drivers/infiniband/sw/rxe/rxe.h
@@ -139,7 +139,8 @@ enum resp_states {
void rxe_set_mtu(struct rxe_dev *rxe, unsigned int dev_mtu);
-int rxe_add(struct rxe_dev *rxe, unsigned int mtu, const char *ibdev_name);
+int rxe_add(struct rxe_dev *rxe, unsigned int mtu, const char *ibdev_name,
+ struct net_device *ndev);
void rxe_rcv(struct sk_buff *skb);
diff --git a/drivers/infiniband/sw/rxe/rxe_mcast.c b/drivers/infiniband/sw/rxe/rxe_mcast.c
index 86cc2e18a7fd..07ff47bae31d 100644
--- a/drivers/infiniband/sw/rxe/rxe_mcast.c
+++ b/drivers/infiniband/sw/rxe/rxe_mcast.c
@@ -31,10 +31,19 @@
static int rxe_mcast_add(struct rxe_dev *rxe, union ib_gid *mgid)
{
unsigned char ll_addr[ETH_ALEN];
+ struct net_device *ndev;
+ int ret;
+
+ ndev = rxe_ib_device_get_netdev(&rxe->ib_dev);
+ if (!ndev)
+ return -ENODEV;
ipv6_eth_mc_map((struct in6_addr *)mgid->raw, ll_addr);
- return dev_mc_add(rxe->ndev, ll_addr);
+ ret = dev_mc_add(ndev, ll_addr);
+ dev_put(ndev);
+
+ return ret;
}
/**
@@ -47,10 +56,19 @@ static int rxe_mcast_add(struct rxe_dev *rxe, union ib_gid *mgid)
static int rxe_mcast_del(struct rxe_dev *rxe, union ib_gid *mgid)
{
unsigned char ll_addr[ETH_ALEN];
+ struct net_device *ndev;
+ int ret;
+
+ ndev = rxe_ib_device_get_netdev(&rxe->ib_dev);
+ if (!ndev)
+ return -ENODEV;
ipv6_eth_mc_map((struct in6_addr *)mgid->raw, ll_addr);
- return dev_mc_del(rxe->ndev, ll_addr);
+ ret = dev_mc_del(ndev, ll_addr);
+ dev_put(ndev);
+
+ return ret;
}
/**
diff --git a/drivers/infiniband/sw/rxe/rxe_net.c b/drivers/infiniband/sw/rxe/rxe_net.c
index 75d1407db52d..132a87e52d5c 100644
--- a/drivers/infiniband/sw/rxe/rxe_net.c
+++ b/drivers/infiniband/sw/rxe/rxe_net.c
@@ -524,7 +524,16 @@ out:
*/
const char *rxe_parent_name(struct rxe_dev *rxe, unsigned int port_num)
{
- return rxe->ndev->name;
+ struct net_device *ndev;
+ char *ndev_name;
+
+ ndev = rxe_ib_device_get_netdev(&rxe->ib_dev);
+ if (!ndev)
+ return NULL;
+ ndev_name = ndev->name;
+ dev_put(ndev);
+
+ return ndev_name;
}
int rxe_net_add(const char *ibdev_name, struct net_device *ndev)
@@ -536,10 +545,9 @@ int rxe_net_add(const char *ibdev_name, struct net_device *ndev)
if (!rxe)
return -ENOMEM;
- rxe->ndev = ndev;
ib_mark_name_assigned_by_user(&rxe->ib_dev);
- err = rxe_add(rxe, ndev->mtu, ibdev_name);
+ err = rxe_add(rxe, ndev->mtu, ibdev_name, ndev);
if (err) {
ib_dealloc_device(&rxe->ib_dev);
return err;
@@ -563,11 +571,6 @@ static void rxe_port_event(struct rxe_dev *rxe,
/* Caller must hold net_info_lock */
void rxe_port_up(struct rxe_dev *rxe)
{
- struct rxe_port *port;
-
- port = &rxe->port;
- port->attr.state = IB_PORT_ACTIVE;
-
rxe_port_event(rxe, IB_EVENT_PORT_ACTIVE);
dev_info(&rxe->ib_dev.dev, "set active\n");
}
@@ -575,11 +578,6 @@ void rxe_port_up(struct rxe_dev *rxe)
/* Caller must hold net_info_lock */
void rxe_port_down(struct rxe_dev *rxe)
{
- struct rxe_port *port;
-
- port = &rxe->port;
- port->attr.state = IB_PORT_DOWN;
-
rxe_port_event(rxe, IB_EVENT_PORT_ERR);
rxe_counter_inc(rxe, RXE_CNT_LINK_DOWNED);
dev_info(&rxe->ib_dev.dev, "set down\n");
@@ -587,10 +585,18 @@ void rxe_port_down(struct rxe_dev *rxe)
void rxe_set_port_state(struct rxe_dev *rxe)
{
- if (netif_running(rxe->ndev) && netif_carrier_ok(rxe->ndev))
+ struct net_device *ndev;
+
+ ndev = rxe_ib_device_get_netdev(&rxe->ib_dev);
+ if (!ndev)
+ return;
+
+ if (ib_get_curr_port_state(ndev) == IB_PORT_ACTIVE)
rxe_port_up(rxe);
else
rxe_port_down(rxe);
+
+ dev_put(ndev);
}
static int rxe_notify(struct notifier_block *not_blk,
@@ -607,18 +613,14 @@ static int rxe_notify(struct notifier_block *not_blk,
case NETDEV_UNREGISTER:
ib_unregister_device_queued(&rxe->ib_dev);
break;
- case NETDEV_UP:
- rxe_port_up(rxe);
- break;
- case NETDEV_DOWN:
- rxe_port_down(rxe);
- break;
case NETDEV_CHANGEMTU:
rxe_dbg_dev(rxe, "%s changed mtu to %d\n", ndev->name, ndev->mtu);
rxe_set_mtu(rxe, ndev->mtu);
break;
+ case NETDEV_DOWN:
case NETDEV_CHANGE:
- rxe_set_port_state(rxe);
+ if (ib_get_curr_port_state(ndev) == IB_PORT_DOWN)
+ rxe_counter_inc(rxe, RXE_CNT_LINK_DOWNED);
break;
case NETDEV_REBOOT:
case NETDEV_GOING_DOWN:
diff --git a/drivers/infiniband/sw/rxe/rxe_param.h b/drivers/infiniband/sw/rxe/rxe_param.h
index d2f57ead78ad..003f681e5dc0 100644
--- a/drivers/infiniband/sw/rxe/rxe_param.h
+++ b/drivers/infiniband/sw/rxe/rxe_param.h
@@ -129,7 +129,7 @@ enum rxe_device_param {
enum rxe_port_param {
RXE_PORT_GID_TBL_LEN = 1024,
RXE_PORT_PORT_CAP_FLAGS = IB_PORT_CM_SUP,
- RXE_PORT_MAX_MSG_SZ = 0x800000,
+ RXE_PORT_MAX_MSG_SZ = (1UL << 31),
RXE_PORT_BAD_PKEY_CNTR = 0,
RXE_PORT_QKEY_VIOL_CNTR = 0,
RXE_PORT_LID = 0,
diff --git a/drivers/infiniband/sw/rxe/rxe_pool.c b/drivers/infiniband/sw/rxe/rxe_pool.c
index 67567d62195e..d9cb682fd71f 100644
--- a/drivers/infiniband/sw/rxe/rxe_pool.c
+++ b/drivers/infiniband/sw/rxe/rxe_pool.c
@@ -178,7 +178,6 @@ int __rxe_cleanup(struct rxe_pool_elem *elem, bool sleepable)
{
struct rxe_pool *pool = elem->pool;
struct xarray *xa = &pool->xa;
- static int timeout = RXE_POOL_TIMEOUT;
int ret, err = 0;
void *xa_ret;
@@ -202,19 +201,19 @@ int __rxe_cleanup(struct rxe_pool_elem *elem, bool sleepable)
* return to rdma-core
*/
if (sleepable) {
- if (!completion_done(&elem->complete) && timeout) {
+ if (!completion_done(&elem->complete)) {
ret = wait_for_completion_timeout(&elem->complete,
- timeout);
+ msecs_to_jiffies(50000));
/* Shouldn't happen. There are still references to
* the object but, rather than deadlock, free the
* object or pass back to rdma-core.
*/
if (WARN_ON(!ret))
- err = -EINVAL;
+ err = -ETIMEDOUT;
}
} else {
- unsigned long until = jiffies + timeout;
+ unsigned long until = jiffies + RXE_POOL_TIMEOUT;
/* AH objects are unique in that the destroy_ah verb
* can be called in atomic context. This delay
@@ -226,7 +225,7 @@ int __rxe_cleanup(struct rxe_pool_elem *elem, bool sleepable)
mdelay(1);
if (WARN_ON(!completion_done(&elem->complete)))
- err = -EINVAL;
+ err = -ETIMEDOUT;
}
if (pool->cleanup)
diff --git a/drivers/infiniband/sw/rxe/rxe_verbs.c b/drivers/infiniband/sw/rxe/rxe_verbs.c
index 5c18f7e342f2..6152a0fdfc8c 100644
--- a/drivers/infiniband/sw/rxe/rxe_verbs.c
+++ b/drivers/infiniband/sw/rxe/rxe_verbs.c
@@ -41,6 +41,7 @@ static int rxe_query_port(struct ib_device *ibdev,
u32 port_num, struct ib_port_attr *attr)
{
struct rxe_dev *rxe = to_rdev(ibdev);
+ struct net_device *ndev;
int err, ret;
if (port_num != 1) {
@@ -49,21 +50,29 @@ static int rxe_query_port(struct ib_device *ibdev,
goto err_out;
}
+ ndev = rxe_ib_device_get_netdev(ibdev);
+ if (!ndev) {
+ err = -ENODEV;
+ goto err_out;
+ }
+
memcpy(attr, &rxe->port.attr, sizeof(*attr));
mutex_lock(&rxe->usdev_lock);
ret = ib_get_eth_speed(ibdev, port_num, &attr->active_speed,
&attr->active_width);
+ attr->state = ib_get_curr_port_state(ndev);
if (attr->state == IB_PORT_ACTIVE)
attr->phys_state = IB_PORT_PHYS_STATE_LINK_UP;
- else if (dev_get_flags(rxe->ndev) & IFF_UP)
+ else if (dev_get_flags(ndev) & IFF_UP)
attr->phys_state = IB_PORT_PHYS_STATE_POLLING;
else
attr->phys_state = IB_PORT_PHYS_STATE_DISABLED;
mutex_unlock(&rxe->usdev_lock);
+ dev_put(ndev);
return ret;
err_out:
@@ -688,7 +697,7 @@ static int validate_send_wr(struct rxe_qp *qp, const struct ib_send_wr *ibwr,
for (i = 0; i < ibwr->num_sge; i++)
length += ibwr->sg_list[i].length;
- if (length > (1UL << 31)) {
+ if (length > RXE_PORT_MAX_MSG_SZ) {
rxe_err_qp(qp, "message length too long\n");
break;
}
@@ -972,8 +981,7 @@ static int post_one_recv(struct rxe_rq *rq, const struct ib_recv_wr *ibwr)
for (i = 0; i < num_sge; i++)
length += ibwr->sg_list[i].length;
- /* IBA max message size is 2^31 */
- if (length >= (1UL<<31)) {
+ if (length > RXE_PORT_MAX_MSG_SZ) {
err = -EINVAL;
rxe_dbg("message length too long\n");
goto err_out;
@@ -1425,9 +1433,16 @@ static const struct attribute_group rxe_attr_group = {
static int rxe_enable_driver(struct ib_device *ib_dev)
{
struct rxe_dev *rxe = container_of(ib_dev, struct rxe_dev, ib_dev);
+ struct net_device *ndev;
+
+ ndev = rxe_ib_device_get_netdev(ib_dev);
+ if (!ndev)
+ return -ENODEV;
rxe_set_port_state(rxe);
- dev_info(&rxe->ib_dev.dev, "added %s\n", netdev_name(rxe->ndev));
+ dev_info(&rxe->ib_dev.dev, "added %s\n", netdev_name(ndev));
+
+ dev_put(ndev);
return 0;
}
@@ -1495,7 +1510,8 @@ static const struct ib_device_ops rxe_dev_ops = {
INIT_RDMA_OBJ_SIZE(ib_mw, rxe_mw, ibmw),
};
-int rxe_register_device(struct rxe_dev *rxe, const char *ibdev_name)
+int rxe_register_device(struct rxe_dev *rxe, const char *ibdev_name,
+ struct net_device *ndev)
{
int err;
struct ib_device *dev = &rxe->ib_dev;
@@ -1507,13 +1523,13 @@ int rxe_register_device(struct rxe_dev *rxe, const char *ibdev_name)
dev->num_comp_vectors = num_possible_cpus();
dev->local_dma_lkey = 0;
addrconf_addr_eui48((unsigned char *)&dev->node_guid,
- rxe->ndev->dev_addr);
+ ndev->dev_addr);
dev->uverbs_cmd_mask |= BIT_ULL(IB_USER_VERBS_CMD_POST_SEND) |
BIT_ULL(IB_USER_VERBS_CMD_REQ_NOTIFY_CQ);
ib_set_device_ops(dev, &rxe_dev_ops);
- err = ib_device_set_netdev(&rxe->ib_dev, rxe->ndev, 1);
+ err = ib_device_set_netdev(&rxe->ib_dev, ndev, 1);
if (err)
return err;
diff --git a/drivers/infiniband/sw/rxe/rxe_verbs.h b/drivers/infiniband/sw/rxe/rxe_verbs.h
index 3c1354f82283..6573ceec0ef5 100644
--- a/drivers/infiniband/sw/rxe/rxe_verbs.h
+++ b/drivers/infiniband/sw/rxe/rxe_verbs.h
@@ -370,6 +370,7 @@ struct rxe_port {
u32 qp_gsi_index;
};
+#define RXE_PORT 1
struct rxe_dev {
struct ib_device ib_dev;
struct ib_device_attr attr;
@@ -377,8 +378,6 @@ struct rxe_dev {
int max_inline_data;
struct mutex usdev_lock;
- struct net_device *ndev;
-
struct rxe_pool uc_pool;
struct rxe_pool pd_pool;
struct rxe_pool ah_pool;
@@ -406,6 +405,11 @@ struct rxe_dev {
struct crypto_shash *tfm;
};
+static inline struct net_device *rxe_ib_device_get_netdev(struct ib_device *dev)
+{
+ return ib_device_get_netdev(dev, RXE_PORT);
+}
+
static inline void rxe_counter_inc(struct rxe_dev *rxe, enum rxe_counters index)
{
atomic64_inc(&rxe->stats_counters[index]);
@@ -471,6 +475,7 @@ static inline struct rxe_pd *rxe_mw_pd(struct rxe_mw *mw)
return to_rpd(mw->ibmw.pd);
}
-int rxe_register_device(struct rxe_dev *rxe, const char *ibdev_name);
+int rxe_register_device(struct rxe_dev *rxe, const char *ibdev_name,
+ struct net_device *ndev);
#endif /* RXE_VERBS_H */
diff --git a/drivers/infiniband/sw/siw/siw.h b/drivers/infiniband/sw/siw/siw.h
index 86d4d6a2170e..ea5eee50dc39 100644
--- a/drivers/infiniband/sw/siw/siw.h
+++ b/drivers/infiniband/sw/siw/siw.h
@@ -46,6 +46,9 @@
*/
#define SIW_IRQ_MAXBURST_SQ_ACTIVE 4
+/* There is always only a port 1 per siw device */
+#define SIW_PORT 1
+
struct siw_dev_cap {
int max_qp;
int max_qp_wr;
@@ -69,16 +72,12 @@ struct siw_pd {
struct siw_device {
struct ib_device base_dev;
- struct net_device *netdev;
struct siw_dev_cap attrs;
u32 vendor_part_id;
int numa_node;
char raw_gid[ETH_ALEN];
- /* physical port state (only one port per device) */
- enum ib_port_state state;
-
spinlock_t lock;
struct xarray qp_xa;
diff --git a/drivers/infiniband/sw/siw/siw_cm.c b/drivers/infiniband/sw/siw/siw_cm.c
index 86323918a570..708b13993fdf 100644
--- a/drivers/infiniband/sw/siw/siw_cm.c
+++ b/drivers/infiniband/sw/siw/siw_cm.c
@@ -1759,6 +1759,7 @@ int siw_create_listen(struct iw_cm_id *id, int backlog)
{
struct socket *s;
struct siw_cep *cep = NULL;
+ struct net_device *ndev = NULL;
struct siw_device *sdev = to_siw_dev(id->device);
int addr_family = id->local_addr.ss_family;
int rv = 0;
@@ -1779,9 +1780,15 @@ int siw_create_listen(struct iw_cm_id *id, int backlog)
struct sockaddr_in *laddr = &to_sockaddr_in(id->local_addr);
/* For wildcard addr, limit binding to current device only */
- if (ipv4_is_zeronet(laddr->sin_addr.s_addr))
- s->sk->sk_bound_dev_if = sdev->netdev->ifindex;
-
+ if (ipv4_is_zeronet(laddr->sin_addr.s_addr)) {
+ ndev = ib_device_get_netdev(id->device, SIW_PORT);
+ if (ndev) {
+ s->sk->sk_bound_dev_if = ndev->ifindex;
+ } else {
+ rv = -ENODEV;
+ goto error;
+ }
+ }
rv = s->ops->bind(s, (struct sockaddr *)laddr,
sizeof(struct sockaddr_in));
} else {
@@ -1797,9 +1804,15 @@ int siw_create_listen(struct iw_cm_id *id, int backlog)
}
/* For wildcard addr, limit binding to current device only */
- if (ipv6_addr_any(&laddr->sin6_addr))
- s->sk->sk_bound_dev_if = sdev->netdev->ifindex;
-
+ if (ipv6_addr_any(&laddr->sin6_addr)) {
+ ndev = ib_device_get_netdev(id->device, SIW_PORT);
+ if (ndev) {
+ s->sk->sk_bound_dev_if = ndev->ifindex;
+ } else {
+ rv = -ENODEV;
+ goto error;
+ }
+ }
rv = s->ops->bind(s, (struct sockaddr *)laddr,
sizeof(struct sockaddr_in6));
}
@@ -1860,6 +1873,7 @@ int siw_create_listen(struct iw_cm_id *id, int backlog)
}
list_add_tail(&cep->listenq, (struct list_head *)id->provider_data);
cep->state = SIW_EPSTATE_LISTENING;
+ dev_put(ndev);
siw_dbg(id->device, "Listen at laddr %pISp\n", &id->local_addr);
@@ -1879,6 +1893,7 @@ error:
siw_cep_set_free_and_put(cep);
}
sock_release(s);
+ dev_put(ndev);
return rv;
}
diff --git a/drivers/infiniband/sw/siw/siw_main.c b/drivers/infiniband/sw/siw/siw_main.c
index 17abef48abcd..b17752bd1ecc 100644
--- a/drivers/infiniband/sw/siw/siw_main.c
+++ b/drivers/infiniband/sw/siw/siw_main.c
@@ -287,7 +287,6 @@ static struct siw_device *siw_device_create(struct net_device *netdev)
return NULL;
base_dev = &sdev->base_dev;
- sdev->netdev = netdev;
if (netdev->addr_len) {
memcpy(sdev->raw_gid, netdev->dev_addr,
@@ -380,16 +379,6 @@ static int siw_netdev_event(struct notifier_block *nb, unsigned long event,
sdev = to_siw_dev(base_dev);
switch (event) {
- case NETDEV_UP:
- sdev->state = IB_PORT_ACTIVE;
- siw_port_event(sdev, 1, IB_EVENT_PORT_ACTIVE);
- break;
-
- case NETDEV_DOWN:
- sdev->state = IB_PORT_DOWN;
- siw_port_event(sdev, 1, IB_EVENT_PORT_ERR);
- break;
-
case NETDEV_REGISTER:
/*
* Device registration now handled only by
@@ -407,12 +396,8 @@ static int siw_netdev_event(struct notifier_block *nb, unsigned long event,
siw_port_event(sdev, 1, IB_EVENT_LID_CHANGE);
break;
/*
- * Todo: Below netdev events are currently not handled.
+ * All other events are not handled
*/
- case NETDEV_CHANGEMTU:
- case NETDEV_CHANGE:
- break;
-
default:
break;
}
@@ -442,12 +427,6 @@ static int siw_newlink(const char *basedev_name, struct net_device *netdev)
sdev = siw_device_create(netdev);
if (sdev) {
dev_dbg(&netdev->dev, "siw: new device\n");
-
- if (netif_running(netdev) && netif_carrier_ok(netdev))
- sdev->state = IB_PORT_ACTIVE;
- else
- sdev->state = IB_PORT_DOWN;
-
ib_mark_name_assigned_by_user(&sdev->base_dev);
rv = siw_device_register(sdev, basedev_name);
if (rv)
diff --git a/drivers/infiniband/sw/siw/siw_verbs.c b/drivers/infiniband/sw/siw/siw_verbs.c
index 986666c19378..5ac8bd450d24 100644
--- a/drivers/infiniband/sw/siw/siw_verbs.c
+++ b/drivers/infiniband/sw/siw/siw_verbs.c
@@ -171,21 +171,28 @@ int siw_query_device(struct ib_device *base_dev, struct ib_device_attr *attr,
int siw_query_port(struct ib_device *base_dev, u32 port,
struct ib_port_attr *attr)
{
- struct siw_device *sdev = to_siw_dev(base_dev);
+ struct net_device *ndev;
int rv;
memset(attr, 0, sizeof(*attr));
rv = ib_get_eth_speed(base_dev, port, &attr->active_speed,
&attr->active_width);
+ if (rv)
+ return rv;
+
+ ndev = ib_device_get_netdev(base_dev, SIW_PORT);
+ if (!ndev)
+ return -ENODEV;
+
attr->gid_tbl_len = 1;
attr->max_msg_sz = -1;
- attr->max_mtu = ib_mtu_int_to_enum(sdev->netdev->mtu);
- attr->active_mtu = ib_mtu_int_to_enum(sdev->netdev->mtu);
- attr->phys_state = sdev->state == IB_PORT_ACTIVE ?
+ attr->max_mtu = ib_mtu_int_to_enum(ndev->max_mtu);
+ attr->active_mtu = ib_mtu_int_to_enum(READ_ONCE(ndev->mtu));
+ attr->state = ib_get_curr_port_state(ndev);
+ attr->phys_state = attr->state == IB_PORT_ACTIVE ?
IB_PORT_PHYS_STATE_LINK_UP : IB_PORT_PHYS_STATE_DISABLED;
attr->port_cap_flags = IB_PORT_CM_SUP | IB_PORT_DEVICE_MGMT_SUP;
- attr->state = sdev->state;
/*
* All zero
*
@@ -199,6 +206,7 @@ int siw_query_port(struct ib_device *base_dev, u32 port,
* attr->subnet_timeout = 0;
* attr->init_type_repy = 0;
*/
+ dev_put(ndev);
return rv;
}
@@ -505,21 +513,24 @@ int siw_query_qp(struct ib_qp *base_qp, struct ib_qp_attr *qp_attr,
int qp_attr_mask, struct ib_qp_init_attr *qp_init_attr)
{
struct siw_qp *qp;
- struct siw_device *sdev;
+ struct net_device *ndev;
- if (base_qp && qp_attr && qp_init_attr) {
+ if (base_qp && qp_attr && qp_init_attr)
qp = to_siw_qp(base_qp);
- sdev = to_siw_dev(base_qp->device);
- } else {
+ else
return -EINVAL;
- }
+
+ ndev = ib_device_get_netdev(base_qp->device, SIW_PORT);
+ if (!ndev)
+ return -ENODEV;
+
qp_attr->qp_state = siw_qp_state_to_ib_qp_state[qp->attrs.state];
qp_attr->cap.max_inline_data = SIW_MAX_INLINE;
qp_attr->cap.max_send_wr = qp->attrs.sq_size;
qp_attr->cap.max_send_sge = qp->attrs.sq_max_sges;
qp_attr->cap.max_recv_wr = qp->attrs.rq_size;
qp_attr->cap.max_recv_sge = qp->attrs.rq_max_sges;
- qp_attr->path_mtu = ib_mtu_int_to_enum(sdev->netdev->mtu);
+ qp_attr->path_mtu = ib_mtu_int_to_enum(READ_ONCE(ndev->mtu));
qp_attr->max_rd_atomic = qp->attrs.irq_size;
qp_attr->max_dest_rd_atomic = qp->attrs.orq_size;
@@ -534,6 +545,7 @@ int siw_query_qp(struct ib_qp *base_qp, struct ib_qp_attr *qp_attr,
qp_init_attr->cap = qp_attr->cap;
+ dev_put(ndev);
return 0;
}
generated by cgit v1.2.3 (git 2.46.0) at 2025-08-26 11:57:19 +0000