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authorLinus Torvalds <torvalds@linux-foundation.org>2009-03-27 01:47:08 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2009-03-27 01:47:08 +0300
commit39b566eedbe9e35d38502cc5e62ef7abf1aff9c9 (patch)
tree114d963f3eb4e8aff401ed74ae0429aefc55c9fd /drivers/infiniband
parent39f15003c7b268e4199d5ddce60a6944a74a14b7 (diff)
parent09f98bafea792644f2dea39eb080aa57d854f5b3 (diff)
downloadlinux-39b566eedbe9e35d38502cc5e62ef7abf1aff9c9.tar.xz
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband: (30 commits) RDMA/cxgb3: Enforce required firmware IB/mlx4: Unregister IB device prior to CLOSE PORT command mlx4_core: Add link type autosensing mlx4_core: Don't perform SET_PORT command for Ethernet ports RDMA/nes: Handle MPA Reject message properly RDMA/nes: Improve use of PBLs RDMA/nes: Remove LLTX RDMA/nes: Inform hardware that asynchronous event has been handled RDMA/nes: Fix tmp_addr compilation warning RDMA/nes: Report correct vendor_id and vendor_part_id RDMA/nes: Update copyright to new legal entity and year RDMA/nes: Account for freed PBL after HW operation IB: Remove useless ibdev_is_alive() tests from sysfs code IB/sa_query: Fix AH leak due to update_sm_ah() race IB/mad: Fix ib_post_send_mad() returning 0 with no generate send comp IB/mad: initialize mad_agent_priv before putting on lists IB/mad: Fix null pointer dereference in local_completions() IB/mad: Fix RMPP header RRespTime manipulation IB/iser: Remove hard setting of path MTU mlx4_core: Add device IDs for MT25458 10GigE devices ...
Diffstat (limited to 'drivers/infiniband')
-rw-r--r--drivers/infiniband/core/cm.c15
-rw-r--r--drivers/infiniband/core/cm_msgs.h22
-rw-r--r--drivers/infiniband/core/device.c4
-rw-r--r--drivers/infiniband/core/mad.c40
-rw-r--r--drivers/infiniband/core/mad_rmpp.c2
-rw-r--r--drivers/infiniband/core/sa_query.c2
-rw-r--r--drivers/infiniband/core/sysfs.c19
-rw-r--r--drivers/infiniband/hw/cxgb3/cxio_hal.c30
-rw-r--r--drivers/infiniband/hw/cxgb3/cxio_hal.h3
-rw-r--r--drivers/infiniband/hw/cxgb3/cxio_wr.h6
-rw-r--r--drivers/infiniband/hw/cxgb3/iwch_cm.c3
-rw-r--r--drivers/infiniband/hw/cxgb3/iwch_ev.c5
-rw-r--r--drivers/infiniband/hw/cxgb3/iwch_qp.c17
-rw-r--r--drivers/infiniband/hw/ehca/ehca_sqp.c8
-rw-r--r--drivers/infiniband/hw/ipath/ipath_eeprom.c4
-rw-r--r--drivers/infiniband/hw/ipath/ipath_init_chip.c2
-rw-r--r--drivers/infiniband/hw/ipath/ipath_mad.c95
-rw-r--r--drivers/infiniband/hw/ipath/ipath_rc.c2
-rw-r--r--drivers/infiniband/hw/ipath/ipath_sdma.c4
-rw-r--r--drivers/infiniband/hw/ipath/ipath_uc.c2
-rw-r--r--drivers/infiniband/hw/ipath/ipath_ud.c4
-rw-r--r--drivers/infiniband/hw/ipath/ipath_user_pages.c8
-rw-r--r--drivers/infiniband/hw/ipath/ipath_user_sdma.c6
-rw-r--r--drivers/infiniband/hw/ipath/ipath_verbs.c2
-rw-r--r--drivers/infiniband/hw/ipath/ipath_verbs.h10
-rw-r--r--drivers/infiniband/hw/mlx4/mad.c27
-rw-r--r--drivers/infiniband/hw/mlx4/main.c5
-rw-r--r--drivers/infiniband/hw/mlx4/qp.c22
-rw-r--r--drivers/infiniband/hw/mthca/mthca_mad.c25
-rw-r--r--drivers/infiniband/hw/nes/nes.c2
-rw-r--r--drivers/infiniband/hw/nes/nes.h2
-rw-r--r--drivers/infiniband/hw/nes/nes_cm.c586
-rw-r--r--drivers/infiniband/hw/nes/nes_cm.h12
-rw-r--r--drivers/infiniband/hw/nes/nes_context.h2
-rw-r--r--drivers/infiniband/hw/nes/nes_hw.c17
-rw-r--r--drivers/infiniband/hw/nes/nes_hw.h5
-rw-r--r--drivers/infiniband/hw/nes/nes_nic.c142
-rw-r--r--drivers/infiniband/hw/nes/nes_user.h2
-rw-r--r--drivers/infiniband/hw/nes/nes_utils.c2
-rw-r--r--drivers/infiniband/hw/nes/nes_verbs.c249
-rw-r--r--drivers/infiniband/hw/nes/nes_verbs.h2
-rw-r--r--drivers/infiniband/ulp/ipoib/ipoib_main.c9
-rw-r--r--drivers/infiniband/ulp/iser/iser_verbs.c7
43 files changed, 881 insertions, 552 deletions
diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
index f1e82a92e61e..5130fc55b8e2 100644
--- a/drivers/infiniband/core/cm.c
+++ b/drivers/infiniband/core/cm.c
@@ -927,8 +927,7 @@ int ib_cm_listen(struct ib_cm_id *cm_id, __be64 service_id, __be64 service_mask,
unsigned long flags;
int ret = 0;
- service_mask = service_mask ? service_mask :
- __constant_cpu_to_be64(~0ULL);
+ service_mask = service_mask ? service_mask : ~cpu_to_be64(0);
service_id &= service_mask;
if ((service_id & IB_SERVICE_ID_AGN_MASK) == IB_CM_ASSIGN_SERVICE_ID &&
(service_id != IB_CM_ASSIGN_SERVICE_ID))
@@ -954,7 +953,7 @@ int ib_cm_listen(struct ib_cm_id *cm_id, __be64 service_id, __be64 service_mask,
spin_lock_irqsave(&cm.lock, flags);
if (service_id == IB_CM_ASSIGN_SERVICE_ID) {
cm_id->service_id = cpu_to_be64(cm.listen_service_id++);
- cm_id->service_mask = __constant_cpu_to_be64(~0ULL);
+ cm_id->service_mask = ~cpu_to_be64(0);
} else {
cm_id->service_id = service_id;
cm_id->service_mask = service_mask;
@@ -1134,7 +1133,7 @@ int ib_send_cm_req(struct ib_cm_id *cm_id,
goto error1;
}
cm_id->service_id = param->service_id;
- cm_id->service_mask = __constant_cpu_to_be64(~0ULL);
+ cm_id->service_mask = ~cpu_to_be64(0);
cm_id_priv->timeout_ms = cm_convert_to_ms(
param->primary_path->packet_life_time) * 2 +
cm_convert_to_ms(
@@ -1545,7 +1544,7 @@ static int cm_req_handler(struct cm_work *work)
cm_id_priv->id.cm_handler = listen_cm_id_priv->id.cm_handler;
cm_id_priv->id.context = listen_cm_id_priv->id.context;
cm_id_priv->id.service_id = req_msg->service_id;
- cm_id_priv->id.service_mask = __constant_cpu_to_be64(~0ULL);
+ cm_id_priv->id.service_mask = ~cpu_to_be64(0);
cm_process_routed_req(req_msg, work->mad_recv_wc->wc);
cm_format_paths_from_req(req_msg, &work->path[0], &work->path[1]);
@@ -2898,7 +2897,7 @@ int ib_send_cm_sidr_req(struct ib_cm_id *cm_id,
goto out;
cm_id->service_id = param->service_id;
- cm_id->service_mask = __constant_cpu_to_be64(~0ULL);
+ cm_id->service_mask = ~cpu_to_be64(0);
cm_id_priv->timeout_ms = param->timeout_ms;
cm_id_priv->max_cm_retries = param->max_cm_retries;
ret = cm_alloc_msg(cm_id_priv, &msg);
@@ -2992,7 +2991,7 @@ static int cm_sidr_req_handler(struct cm_work *work)
cm_id_priv->id.cm_handler = cur_cm_id_priv->id.cm_handler;
cm_id_priv->id.context = cur_cm_id_priv->id.context;
cm_id_priv->id.service_id = sidr_req_msg->service_id;
- cm_id_priv->id.service_mask = __constant_cpu_to_be64(~0ULL);
+ cm_id_priv->id.service_mask = ~cpu_to_be64(0);
cm_format_sidr_req_event(work, &cur_cm_id_priv->id);
cm_process_work(cm_id_priv, work);
@@ -3789,7 +3788,7 @@ static int __init ib_cm_init(void)
rwlock_init(&cm.device_lock);
spin_lock_init(&cm.lock);
cm.listen_service_table = RB_ROOT;
- cm.listen_service_id = __constant_be64_to_cpu(IB_CM_ASSIGN_SERVICE_ID);
+ cm.listen_service_id = be64_to_cpu(IB_CM_ASSIGN_SERVICE_ID);
cm.remote_id_table = RB_ROOT;
cm.remote_qp_table = RB_ROOT;
cm.remote_sidr_table = RB_ROOT;
diff --git a/drivers/infiniband/core/cm_msgs.h b/drivers/infiniband/core/cm_msgs.h
index aec9c7af825d..7e63c08f697c 100644
--- a/drivers/infiniband/core/cm_msgs.h
+++ b/drivers/infiniband/core/cm_msgs.h
@@ -44,17 +44,17 @@
#define IB_CM_CLASS_VERSION 2 /* IB specification 1.2 */
-#define CM_REQ_ATTR_ID __constant_htons(0x0010)
-#define CM_MRA_ATTR_ID __constant_htons(0x0011)
-#define CM_REJ_ATTR_ID __constant_htons(0x0012)
-#define CM_REP_ATTR_ID __constant_htons(0x0013)
-#define CM_RTU_ATTR_ID __constant_htons(0x0014)
-#define CM_DREQ_ATTR_ID __constant_htons(0x0015)
-#define CM_DREP_ATTR_ID __constant_htons(0x0016)
-#define CM_SIDR_REQ_ATTR_ID __constant_htons(0x0017)
-#define CM_SIDR_REP_ATTR_ID __constant_htons(0x0018)
-#define CM_LAP_ATTR_ID __constant_htons(0x0019)
-#define CM_APR_ATTR_ID __constant_htons(0x001A)
+#define CM_REQ_ATTR_ID cpu_to_be16(0x0010)
+#define CM_MRA_ATTR_ID cpu_to_be16(0x0011)
+#define CM_REJ_ATTR_ID cpu_to_be16(0x0012)
+#define CM_REP_ATTR_ID cpu_to_be16(0x0013)
+#define CM_RTU_ATTR_ID cpu_to_be16(0x0014)
+#define CM_DREQ_ATTR_ID cpu_to_be16(0x0015)
+#define CM_DREP_ATTR_ID cpu_to_be16(0x0016)
+#define CM_SIDR_REQ_ATTR_ID cpu_to_be16(0x0017)
+#define CM_SIDR_REP_ATTR_ID cpu_to_be16(0x0018)
+#define CM_LAP_ATTR_ID cpu_to_be16(0x0019)
+#define CM_APR_ATTR_ID cpu_to_be16(0x001A)
enum cm_msg_sequence {
CM_MSG_SEQUENCE_REQ,
diff --git a/drivers/infiniband/core/device.c b/drivers/infiniband/core/device.c
index 7913b804311e..d1fba4153332 100644
--- a/drivers/infiniband/core/device.c
+++ b/drivers/infiniband/core/device.c
@@ -193,7 +193,7 @@ void ib_dealloc_device(struct ib_device *device)
BUG_ON(device->reg_state != IB_DEV_UNREGISTERED);
- ib_device_unregister_sysfs(device);
+ kobject_put(&device->dev.kobj);
}
EXPORT_SYMBOL(ib_dealloc_device);
@@ -348,6 +348,8 @@ void ib_unregister_device(struct ib_device *device)
mutex_unlock(&device_mutex);
+ ib_device_unregister_sysfs(device);
+
spin_lock_irqsave(&device->client_data_lock, flags);
list_for_each_entry_safe(context, tmp, &device->client_data_list, list)
kfree(context);
diff --git a/drivers/infiniband/core/mad.c b/drivers/infiniband/core/mad.c
index 5c54fc2350be..de922a04ca2d 100644
--- a/drivers/infiniband/core/mad.c
+++ b/drivers/infiniband/core/mad.c
@@ -301,6 +301,16 @@ struct ib_mad_agent *ib_register_mad_agent(struct ib_device *device,
mad_agent_priv->agent.context = context;
mad_agent_priv->agent.qp = port_priv->qp_info[qpn].qp;
mad_agent_priv->agent.port_num = port_num;
+ spin_lock_init(&mad_agent_priv->lock);
+ INIT_LIST_HEAD(&mad_agent_priv->send_list);
+ INIT_LIST_HEAD(&mad_agent_priv->wait_list);
+ INIT_LIST_HEAD(&mad_agent_priv->done_list);
+ INIT_LIST_HEAD(&mad_agent_priv->rmpp_list);
+ INIT_DELAYED_WORK(&mad_agent_priv->timed_work, timeout_sends);
+ INIT_LIST_HEAD(&mad_agent_priv->local_list);
+ INIT_WORK(&mad_agent_priv->local_work, local_completions);
+ atomic_set(&mad_agent_priv->refcount, 1);
+ init_completion(&mad_agent_priv->comp);
spin_lock_irqsave(&port_priv->reg_lock, flags);
mad_agent_priv->agent.hi_tid = ++ib_mad_client_id;
@@ -350,17 +360,6 @@ struct ib_mad_agent *ib_register_mad_agent(struct ib_device *device,
list_add_tail(&mad_agent_priv->agent_list, &port_priv->agent_list);
spin_unlock_irqrestore(&port_priv->reg_lock, flags);
- spin_lock_init(&mad_agent_priv->lock);
- INIT_LIST_HEAD(&mad_agent_priv->send_list);
- INIT_LIST_HEAD(&mad_agent_priv->wait_list);
- INIT_LIST_HEAD(&mad_agent_priv->done_list);
- INIT_LIST_HEAD(&mad_agent_priv->rmpp_list);
- INIT_DELAYED_WORK(&mad_agent_priv->timed_work, timeout_sends);
- INIT_LIST_HEAD(&mad_agent_priv->local_list);
- INIT_WORK(&mad_agent_priv->local_work, local_completions);
- atomic_set(&mad_agent_priv->refcount, 1);
- init_completion(&mad_agent_priv->comp);
-
return &mad_agent_priv->agent;
error4:
@@ -743,9 +742,7 @@ static int handle_outgoing_dr_smp(struct ib_mad_agent_private *mad_agent_priv,
break;
case IB_MAD_RESULT_SUCCESS | IB_MAD_RESULT_CONSUMED:
kmem_cache_free(ib_mad_cache, mad_priv);
- kfree(local);
- ret = 1;
- goto out;
+ break;
case IB_MAD_RESULT_SUCCESS:
/* Treat like an incoming receive MAD */
port_priv = ib_get_mad_port(mad_agent_priv->agent.device,
@@ -756,10 +753,12 @@ static int handle_outgoing_dr_smp(struct ib_mad_agent_private *mad_agent_priv,
&mad_priv->mad.mad);
}
if (!port_priv || !recv_mad_agent) {
+ /*
+ * No receiving agent so drop packet and
+ * generate send completion.
+ */
kmem_cache_free(ib_mad_cache, mad_priv);
- kfree(local);
- ret = 0;
- goto out;
+ break;
}
local->mad_priv = mad_priv;
local->recv_mad_agent = recv_mad_agent;
@@ -2356,7 +2355,7 @@ static void local_completions(struct work_struct *work)
struct ib_mad_local_private *local;
struct ib_mad_agent_private *recv_mad_agent;
unsigned long flags;
- int recv = 0;
+ int free_mad;
struct ib_wc wc;
struct ib_mad_send_wc mad_send_wc;
@@ -2370,14 +2369,15 @@ static void local_completions(struct work_struct *work)
completion_list);
list_del(&local->completion_list);
spin_unlock_irqrestore(&mad_agent_priv->lock, flags);
+ free_mad = 0;
if (local->mad_priv) {
recv_mad_agent = local->recv_mad_agent;
if (!recv_mad_agent) {
printk(KERN_ERR PFX "No receive MAD agent for local completion\n");
+ free_mad = 1;
goto local_send_completion;
}
- recv = 1;
/*
* Defined behavior is to complete response
* before request
@@ -2422,7 +2422,7 @@ local_send_completion:
spin_lock_irqsave(&mad_agent_priv->lock, flags);
atomic_dec(&mad_agent_priv->refcount);
- if (!recv)
+ if (free_mad)
kmem_cache_free(ib_mad_cache, local->mad_priv);
kfree(local);
}
diff --git a/drivers/infiniband/core/mad_rmpp.c b/drivers/infiniband/core/mad_rmpp.c
index 3af2b84cd838..57a3c6f947b2 100644
--- a/drivers/infiniband/core/mad_rmpp.c
+++ b/drivers/infiniband/core/mad_rmpp.c
@@ -735,7 +735,7 @@ process_rmpp_data(struct ib_mad_agent_private *agent,
goto bad;
}
- if (rmpp_hdr->seg_num == __constant_htonl(1)) {
+ if (rmpp_hdr->seg_num == cpu_to_be32(1)) {
if (!(ib_get_rmpp_flags(rmpp_hdr) & IB_MGMT_RMPP_FLAG_FIRST)) {
rmpp_status = IB_MGMT_RMPP_STATUS_BAD_SEG;
goto bad;
diff --git a/drivers/infiniband/core/sa_query.c b/drivers/infiniband/core/sa_query.c
index 7863a50d56f2..1865049e80f7 100644
--- a/drivers/infiniband/core/sa_query.c
+++ b/drivers/infiniband/core/sa_query.c
@@ -395,6 +395,8 @@ static void update_sm_ah(struct work_struct *work)
}
spin_lock_irq(&port->ah_lock);
+ if (port->sm_ah)
+ kref_put(&port->sm_ah->ref, free_sm_ah);
port->sm_ah = new_ah;
spin_unlock_irq(&port->ah_lock);
diff --git a/drivers/infiniband/core/sysfs.c b/drivers/infiniband/core/sysfs.c
index b43f7d3682d3..5c04cfb54cb9 100644
--- a/drivers/infiniband/core/sysfs.c
+++ b/drivers/infiniband/core/sysfs.c
@@ -66,11 +66,6 @@ struct port_table_attribute {
int index;
};
-static inline int ibdev_is_alive(const struct ib_device *dev)
-{
- return dev->reg_state == IB_DEV_REGISTERED;
-}
-
static ssize_t port_attr_show(struct kobject *kobj,
struct attribute *attr, char *buf)
{
@@ -80,8 +75,6 @@ static ssize_t port_attr_show(struct kobject *kobj,
if (!port_attr->show)
return -EIO;
- if (!ibdev_is_alive(p->ibdev))
- return -ENODEV;
return port_attr->show(p, port_attr, buf);
}
@@ -562,9 +555,6 @@ static ssize_t show_node_type(struct device *device,
{
struct ib_device *dev = container_of(device, struct ib_device, dev);
- if (!ibdev_is_alive(dev))
- return -ENODEV;
-
switch (dev->node_type) {
case RDMA_NODE_IB_CA: return sprintf(buf, "%d: CA\n", dev->node_type);
case RDMA_NODE_RNIC: return sprintf(buf, "%d: RNIC\n", dev->node_type);
@@ -581,9 +571,6 @@ static ssize_t show_sys_image_guid(struct device *device,
struct ib_device_attr attr;
ssize_t ret;
- if (!ibdev_is_alive(dev))
- return -ENODEV;
-
ret = ib_query_device(dev, &attr);
if (ret)
return ret;
@@ -600,9 +587,6 @@ static ssize_t show_node_guid(struct device *device,
{
struct ib_device *dev = container_of(device, struct ib_device, dev);
- if (!ibdev_is_alive(dev))
- return -ENODEV;
-
return sprintf(buf, "%04x:%04x:%04x:%04x\n",
be16_to_cpu(((__be16 *) &dev->node_guid)[0]),
be16_to_cpu(((__be16 *) &dev->node_guid)[1]),
@@ -848,6 +832,9 @@ void ib_device_unregister_sysfs(struct ib_device *device)
struct kobject *p, *t;
struct ib_port *port;
+ /* Hold kobject until ib_dealloc_device() */
+ kobject_get(&device->dev.kobj);
+
list_for_each_entry_safe(p, t, &device->port_list, entry) {
list_del(&p->entry);
port = container_of(p, struct ib_port, kobj);
diff --git a/drivers/infiniband/hw/cxgb3/cxio_hal.c b/drivers/infiniband/hw/cxgb3/cxio_hal.c
index 4dcf08b3fd83..d4d7204c11ed 100644
--- a/drivers/infiniband/hw/cxgb3/cxio_hal.c
+++ b/drivers/infiniband/hw/cxgb3/cxio_hal.c
@@ -450,7 +450,7 @@ static int cqe_completes_wr(struct t3_cqe *cqe, struct t3_wq *wq)
if ((CQE_OPCODE(*cqe) == T3_READ_RESP) && SQ_TYPE(*cqe))
return 0;
- if ((CQE_OPCODE(*cqe) == T3_SEND) && RQ_TYPE(*cqe) &&
+ if (CQE_SEND_OPCODE(*cqe) && RQ_TYPE(*cqe) &&
Q_EMPTY(wq->rq_rptr, wq->rq_wptr))
return 0;
@@ -938,6 +938,23 @@ int cxio_rdev_open(struct cxio_rdev *rdev_p)
if (!rdev_p->t3cdev_p)
rdev_p->t3cdev_p = dev2t3cdev(netdev_p);
rdev_p->t3cdev_p->ulp = (void *) rdev_p;
+
+ err = rdev_p->t3cdev_p->ctl(rdev_p->t3cdev_p, GET_EMBEDDED_INFO,
+ &(rdev_p->fw_info));
+ if (err) {
+ printk(KERN_ERR "%s t3cdev_p(%p)->ctl returned error %d.\n",
+ __func__, rdev_p->t3cdev_p, err);
+ goto err1;
+ }
+ if (G_FW_VERSION_MAJOR(rdev_p->fw_info.fw_vers) != CXIO_FW_MAJ) {
+ printk(KERN_ERR MOD "fatal firmware version mismatch: "
+ "need version %u but adapter has version %u\n",
+ CXIO_FW_MAJ,
+ G_FW_VERSION_MAJOR(rdev_p->fw_info.fw_vers));
+ err = -EINVAL;
+ goto err1;
+ }
+
err = rdev_p->t3cdev_p->ctl(rdev_p->t3cdev_p, RDMA_GET_PARAMS,
&(rdev_p->rnic_info));
if (err) {
@@ -1204,11 +1221,12 @@ int cxio_poll_cq(struct t3_wq *wq, struct t3_cq *cq, struct t3_cqe *cqe,
}
/* incoming SEND with no receive posted failures */
- if ((CQE_OPCODE(*hw_cqe) == T3_SEND) && RQ_TYPE(*hw_cqe) &&
+ if (CQE_SEND_OPCODE(*hw_cqe) && RQ_TYPE(*hw_cqe) &&
Q_EMPTY(wq->rq_rptr, wq->rq_wptr)) {
ret = -1;
goto skip_cqe;
}
+ BUG_ON((*cqe_flushed == 0) && !SW_CQE(*hw_cqe));
goto proc_cqe;
}
@@ -1223,6 +1241,13 @@ int cxio_poll_cq(struct t3_wq *wq, struct t3_cq *cq, struct t3_cqe *cqe,
* then we complete this with TPT_ERR_MSN and mark the wq in
* error.
*/
+
+ if (Q_EMPTY(wq->rq_rptr, wq->rq_wptr)) {
+ wq->error = 1;
+ ret = -1;
+ goto skip_cqe;
+ }
+
if (unlikely((CQE_WRID_MSN(*hw_cqe) != (wq->rq_rptr + 1)))) {
wq->error = 1;
hw_cqe->header |= htonl(V_CQE_STATUS(TPT_ERR_MSN));
@@ -1277,6 +1302,7 @@ proc_cqe:
cxio_hal_pblpool_free(wq->rdev,
wq->rq[Q_PTR2IDX(wq->rq_rptr,
wq->rq_size_log2)].pbl_addr, T3_STAG0_PBL_SIZE);
+ BUG_ON(Q_EMPTY(wq->rq_rptr, wq->rq_wptr));
wq->rq_rptr++;
}
diff --git a/drivers/infiniband/hw/cxgb3/cxio_hal.h b/drivers/infiniband/hw/cxgb3/cxio_hal.h
index 656fe47bc84f..e44dc2289471 100644
--- a/drivers/infiniband/hw/cxgb3/cxio_hal.h
+++ b/drivers/infiniband/hw/cxgb3/cxio_hal.h
@@ -61,6 +61,8 @@
#define T3_MAX_DEV_NAME_LEN 32
+#define CXIO_FW_MAJ 7
+
struct cxio_hal_ctrl_qp {
u32 wptr;
u32 rptr;
@@ -108,6 +110,7 @@ struct cxio_rdev {
struct gen_pool *pbl_pool;
struct gen_pool *rqt_pool;
struct list_head entry;
+ struct ch_embedded_info fw_info;
};
static inline int cxio_num_stags(struct cxio_rdev *rdev_p)
diff --git a/drivers/infiniband/hw/cxgb3/cxio_wr.h b/drivers/infiniband/hw/cxgb3/cxio_wr.h
index 04618f7bfbb3..ff9be1a13106 100644
--- a/drivers/infiniband/hw/cxgb3/cxio_wr.h
+++ b/drivers/infiniband/hw/cxgb3/cxio_wr.h
@@ -604,6 +604,12 @@ struct t3_cqe {
#define CQE_STATUS(x) (G_CQE_STATUS(be32_to_cpu((x).header)))
#define CQE_OPCODE(x) (G_CQE_OPCODE(be32_to_cpu((x).header)))
+#define CQE_SEND_OPCODE(x)( \
+ (G_CQE_OPCODE(be32_to_cpu((x).header)) == T3_SEND) || \
+ (G_CQE_OPCODE(be32_to_cpu((x).header)) == T3_SEND_WITH_SE) || \
+ (G_CQE_OPCODE(be32_to_cpu((x).header)) == T3_SEND_WITH_INV) || \
+ (G_CQE_OPCODE(be32_to_cpu((x).header)) == T3_SEND_WITH_SE_INV))
+
#define CQE_LEN(x) (be32_to_cpu((x).len))
/* used for RQ completion processing */
diff --git a/drivers/infiniband/hw/cxgb3/iwch_cm.c b/drivers/infiniband/hw/cxgb3/iwch_cm.c
index 44e936e48a31..8699947aaf6c 100644
--- a/drivers/infiniband/hw/cxgb3/iwch_cm.c
+++ b/drivers/infiniband/hw/cxgb3/iwch_cm.c
@@ -1678,6 +1678,9 @@ static int terminate(struct t3cdev *tdev, struct sk_buff *skb, void *ctx)
{
struct iwch_ep *ep = ctx;
+ if (state_read(&ep->com) != FPDU_MODE)
+ return CPL_RET_BUF_DONE;
+
PDBG("%s ep %p\n", __func__, ep);
skb_pull(skb, sizeof(struct cpl_rdma_terminate));
PDBG("%s saving %d bytes of term msg\n", __func__, skb->len);
diff --git a/drivers/infiniband/hw/cxgb3/iwch_ev.c b/drivers/infiniband/hw/cxgb3/iwch_ev.c
index 7b67a6771720..743c5d8b8806 100644
--- a/drivers/infiniband/hw/cxgb3/iwch_ev.c
+++ b/drivers/infiniband/hw/cxgb3/iwch_ev.c
@@ -179,11 +179,6 @@ void iwch_ev_dispatch(struct cxio_rdev *rdev_p, struct sk_buff *skb)
case TPT_ERR_BOUND:
case TPT_ERR_INVALIDATE_SHARED_MR:
case TPT_ERR_INVALIDATE_MR_WITH_MW_BOUND:
- printk(KERN_ERR "%s - CQE Err qpid 0x%x opcode %d status 0x%x "
- "type %d wrid.hi 0x%x wrid.lo 0x%x \n", __func__,
- CQE_QPID(rsp_msg->cqe), CQE_OPCODE(rsp_msg->cqe),
- CQE_STATUS(rsp_msg->cqe), CQE_TYPE(rsp_msg->cqe),
- CQE_WRID_HI(rsp_msg->cqe), CQE_WRID_LOW(rsp_msg->cqe));
(*chp->ibcq.comp_handler)(&chp->ibcq, chp->ibcq.cq_context);
post_qp_event(rnicp, chp, rsp_msg, IB_EVENT_QP_ACCESS_ERR, 1);
break;
diff --git a/drivers/infiniband/hw/cxgb3/iwch_qp.c b/drivers/infiniband/hw/cxgb3/iwch_qp.c
index 19661b2f0406..c758fbd58478 100644
--- a/drivers/infiniband/hw/cxgb3/iwch_qp.c
+++ b/drivers/infiniband/hw/cxgb3/iwch_qp.c
@@ -99,8 +99,8 @@ static int build_rdma_write(union t3_wr *wqe, struct ib_send_wr *wr,
if (wr->opcode == IB_WR_RDMA_WRITE_WITH_IMM) {
plen = 4;
wqe->write.sgl[0].stag = wr->ex.imm_data;
- wqe->write.sgl[0].len = __constant_cpu_to_be32(0);
- wqe->write.num_sgle = __constant_cpu_to_be32(0);
+ wqe->write.sgl[0].len = cpu_to_be32(0);
+ wqe->write.num_sgle = cpu_to_be32(0);
*flit_cnt = 6;
} else {
plen = 0;
@@ -195,15 +195,12 @@ static int build_inv_stag(union t3_wr *wqe, struct ib_send_wr *wr,
return 0;
}
-/*
- * TBD: this is going to be moved to firmware. Missing pdid/qpid check for now.
- */
static int iwch_sgl2pbl_map(struct iwch_dev *rhp, struct ib_sge *sg_list,
u32 num_sgle, u32 * pbl_addr, u8 * page_size)
{
int i;
struct iwch_mr *mhp;
- u32 offset;
+ u64 offset;
for (i = 0; i < num_sgle; i++) {
mhp = get_mhp(rhp, (sg_list[i].lkey) >> 8);
@@ -235,8 +232,8 @@ static int iwch_sgl2pbl_map(struct iwch_dev *rhp, struct ib_sge *sg_list,
return -EINVAL;
}
offset = sg_list[i].addr - mhp->attr.va_fbo;
- offset += ((u32) mhp->attr.va_fbo) %
- (1UL << (12 + mhp->attr.page_size));
+ offset += mhp->attr.va_fbo &
+ ((1UL << (12 + mhp->attr.page_size)) - 1);
pbl_addr[i] = ((mhp->attr.pbl_addr -
rhp->rdev.rnic_info.pbl_base) >> 3) +
(offset >> (12 + mhp->attr.page_size));
@@ -266,8 +263,8 @@ static int build_rdma_recv(struct iwch_qp *qhp, union t3_wr *wqe,
wqe->recv.sgl[i].len = cpu_to_be32(wr->sg_list[i].length);
/* to in the WQE == the offset into the page */
- wqe->recv.sgl[i].to = cpu_to_be64(((u32) wr->sg_list[i].addr) %
- (1UL << (12 + page_size[i])));
+ wqe->recv.sgl[i].to = cpu_to_be64(((u32)wr->sg_list[i].addr) &
+ ((1UL << (12 + page_size[i])) - 1));
/* pbl_addr is the adapters address in the PBL */
wqe->recv.pbl_addr[i] = cpu_to_be32(pbl_addr[i]);
diff --git a/drivers/infiniband/hw/ehca/ehca_sqp.c b/drivers/infiniband/hw/ehca/ehca_sqp.c
index 44447aaa5501..c568b28f4e20 100644
--- a/drivers/infiniband/hw/ehca/ehca_sqp.c
+++ b/drivers/infiniband/hw/ehca/ehca_sqp.c
@@ -46,11 +46,11 @@
#include "ehca_iverbs.h"
#include "hcp_if.h"
-#define IB_MAD_STATUS_REDIRECT __constant_htons(0x0002)
-#define IB_MAD_STATUS_UNSUP_VERSION __constant_htons(0x0004)
-#define IB_MAD_STATUS_UNSUP_METHOD __constant_htons(0x0008)
+#define IB_MAD_STATUS_REDIRECT cpu_to_be16(0x0002)
+#define IB_MAD_STATUS_UNSUP_VERSION cpu_to_be16(0x0004)
+#define IB_MAD_STATUS_UNSUP_METHOD cpu_to_be16(0x0008)
-#define IB_PMA_CLASS_PORT_INFO __constant_htons(0x0001)
+#define IB_PMA_CLASS_PORT_INFO cpu_to_be16(0x0001)
/**
* ehca_define_sqp - Defines special queue pair 1 (GSI QP). When special queue
diff --git a/drivers/infiniband/hw/ipath/ipath_eeprom.c b/drivers/infiniband/hw/ipath/ipath_eeprom.c
index dc37277f1c80..fc7181985e8e 100644
--- a/drivers/infiniband/hw/ipath/ipath_eeprom.c
+++ b/drivers/infiniband/hw/ipath/ipath_eeprom.c
@@ -772,8 +772,8 @@ void ipath_get_eeprom_info(struct ipath_devdata *dd)
"0x%x, not 0x%x\n", csum, ifp->if_csum);
goto done;
}
- if (*(__be64 *) ifp->if_guid == 0ULL ||
- *(__be64 *) ifp->if_guid == __constant_cpu_to_be64(-1LL)) {
+ if (*(__be64 *) ifp->if_guid == cpu_to_be64(0) ||
+ *(__be64 *) ifp->if_guid == ~cpu_to_be64(0)) {
ipath_dev_err(dd, "Invalid GUID %llx from flash; "
"ignoring\n",
*(unsigned long long *) ifp->if_guid);
diff --git a/drivers/infiniband/hw/ipath/ipath_init_chip.c b/drivers/infiniband/hw/ipath/ipath_init_chip.c
index 64aeefbd2a5d..077879c0bdb5 100644
--- a/drivers/infiniband/hw/ipath/ipath_init_chip.c
+++ b/drivers/infiniband/hw/ipath/ipath_init_chip.c
@@ -455,7 +455,7 @@ static void init_shadow_tids(struct ipath_devdata *dd)
if (!addrs) {
ipath_dev_err(dd, "failed to allocate shadow dma handle "
"array, no expected sends!\n");
- vfree(dd->ipath_pageshadow);
+ vfree(pages);
dd->ipath_pageshadow = NULL;
return;
}
diff --git a/drivers/infiniband/hw/ipath/ipath_mad.c b/drivers/infiniband/hw/ipath/ipath_mad.c
index 17a123197477..16a702d46018 100644
--- a/drivers/infiniband/hw/ipath/ipath_mad.c
+++ b/drivers/infiniband/hw/ipath/ipath_mad.c
@@ -37,10 +37,10 @@
#include "ipath_verbs.h"
#include "ipath_common.h"
-#define IB_SMP_UNSUP_VERSION __constant_htons(0x0004)
-#define IB_SMP_UNSUP_METHOD __constant_htons(0x0008)
-#define IB_SMP_UNSUP_METH_ATTR __constant_htons(0x000C)
-#define IB_SMP_INVALID_FIELD __constant_htons(0x001C)
+#define IB_SMP_UNSUP_VERSION cpu_to_be16(0x0004)
+#define IB_SMP_UNSUP_METHOD cpu_to_be16(0x0008)
+#define IB_SMP_UNSUP_METH_ATTR cpu_to_be16(0x000C)
+#define IB_SMP_INVALID_FIELD cpu_to_be16(0x001C)
static int reply(struct ib_smp *smp)
{
@@ -789,12 +789,12 @@ static int recv_subn_set_pkeytable(struct ib_smp *smp,
return recv_subn_get_pkeytable(smp, ibdev);
}
-#define IB_PMA_CLASS_PORT_INFO __constant_htons(0x0001)
-#define IB_PMA_PORT_SAMPLES_CONTROL __constant_htons(0x0010)
-#define IB_PMA_PORT_SAMPLES_RESULT __constant_htons(0x0011)
-#define IB_PMA_PORT_COUNTERS __constant_htons(0x0012)
-#define IB_PMA_PORT_COUNTERS_EXT __constant_htons(0x001D)
-#define IB_PMA_PORT_SAMPLES_RESULT_EXT __constant_htons(0x001E)
+#define IB_PMA_CLASS_PORT_INFO cpu_to_be16(0x0001)
+#define IB_PMA_PORT_SAMPLES_CONTROL cpu_to_be16(0x0010)
+#define IB_PMA_PORT_SAMPLES_RESULT cpu_to_be16(0x0011)
+#define IB_PMA_PORT_COUNTERS cpu_to_be16(0x0012)
+#define IB_PMA_PORT_COUNTERS_EXT cpu_to_be16(0x001D)
+#define IB_PMA_PORT_SAMPLES_RESULT_EXT cpu_to_be16(0x001E)
struct ib_perf {
u8 base_version;
@@ -884,19 +884,19 @@ struct ib_pma_portcounters {
__be32 port_rcv_packets;
} __attribute__ ((packed));
-#define IB_PMA_SEL_SYMBOL_ERROR __constant_htons(0x0001)
-#define IB_PMA_SEL_LINK_ERROR_RECOVERY __constant_htons(0x0002)
-#define IB_PMA_SEL_LINK_DOWNED __constant_htons(0x0004)
-#define IB_PMA_SEL_PORT_RCV_ERRORS __constant_htons(0x0008)
-#define IB_PMA_SEL_PORT_RCV_REMPHYS_ERRORS __constant_htons(0x0010)
-#define IB_PMA_SEL_PORT_XMIT_DISCARDS __constant_htons(0x0040)
-#define IB_PMA_SEL_LOCAL_LINK_INTEGRITY_ERRORS __constant_htons(0x0200)
-#define IB_PMA_SEL_EXCESSIVE_BUFFER_OVERRUNS __constant_htons(0x0400)
-#define IB_PMA_SEL_PORT_VL15_DROPPED __constant_htons(0x0800)
-#define IB_PMA_SEL_PORT_XMIT_DATA __constant_htons(0x1000)
-#define IB_PMA_SEL_PORT_RCV_DATA __constant_htons(0x2000)
-#define IB_PMA_SEL_PORT_XMIT_PACKETS __constant_htons(0x4000)
-#define IB_PMA_SEL_PORT_RCV_PACKETS __constant_htons(0x8000)
+#define IB_PMA_SEL_SYMBOL_ERROR cpu_to_be16(0x0001)
+#define IB_PMA_SEL_LINK_ERROR_RECOVERY cpu_to_be16(0x0002)
+#define IB_PMA_SEL_LINK_DOWNED cpu_to_be16(0x0004)
+#define IB_PMA_SEL_PORT_RCV_ERRORS cpu_to_be16(0x0008)
+#define IB_PMA_SEL_PORT_RCV_REMPHYS_ERRORS cpu_to_be16(0x0010)
+#define IB_PMA_SEL_PORT_XMIT_DISCARDS cpu_to_be16(0x0040)
+#define IB_PMA_SEL_LOCAL_LINK_INTEGRITY_ERRORS cpu_to_be16(0x0200)
+#define IB_PMA_SEL_EXCESSIVE_BUFFER_OVERRUNS cpu_to_be16(0x0400)
+#define IB_PMA_SEL_PORT_VL15_DROPPED cpu_to_be16(0x0800)
+#define IB_PMA_SEL_PORT_XMIT_DATA cpu_to_be16(0x1000)
+#define IB_PMA_SEL_PORT_RCV_DATA cpu_to_be16(0x2000)
+#define IB_PMA_SEL_PORT_XMIT_PACKETS cpu_to_be16(0x4000)
+#define IB_PMA_SEL_PORT_RCV_PACKETS cpu_to_be16(0x8000)
struct ib_pma_portcounters_ext {
u8 reserved;
@@ -913,14 +913,14 @@ struct ib_pma_portcounters_ext {
__be64 port_multicast_rcv_packets;
} __attribute__ ((packed));
-#define IB_PMA_SELX_PORT_XMIT_DATA __constant_htons(0x0001)
-#define IB_PMA_SELX_PORT_RCV_DATA __constant_htons(0x0002)
-#define IB_PMA_SELX_PORT_XMIT_PACKETS __constant_htons(0x0004)
-#define IB_PMA_SELX_PORT_RCV_PACKETS __constant_htons(0x0008)
-#define IB_PMA_SELX_PORT_UNI_XMIT_PACKETS __constant_htons(0x0010)
-#define IB_PMA_SELX_PORT_UNI_RCV_PACKETS __constant_htons(0x0020)
-#define IB_PMA_SELX_PORT_MULTI_XMIT_PACKETS __constant_htons(0x0040)
-#define IB_PMA_SELX_PORT_MULTI_RCV_PACKETS __constant_htons(0x0080)
+#define IB_PMA_SELX_PORT_XMIT_DATA cpu_to_be16(0x0001)
+#define IB_PMA_SELX_PORT_RCV_DATA cpu_to_be16(0x0002)
+#define IB_PMA_SELX_PORT_XMIT_PACKETS cpu_to_be16(0x0004)
+#define IB_PMA_SELX_PORT_RCV_PACKETS cpu_to_be16(0x0008)
+#define IB_PMA_SELX_PORT_UNI_XMIT_PACKETS cpu_to_be16(0x0010)
+#define IB_PMA_SELX_PORT_UNI_RCV_PACKETS cpu_to_be16(0x0020)
+#define IB_PMA_SELX_PORT_MULTI_XMIT_PACKETS cpu_to_be16(0x0040)
+#define IB_PMA_SELX_PORT_MULTI_RCV_PACKETS cpu_to_be16(0x0080)
static int recv_pma_get_classportinfo(struct ib_perf *pmp)
{
@@ -933,7 +933,7 @@ static int recv_pma_get_classportinfo(struct ib_perf *pmp)
pmp->status |= IB_SMP_INVALID_FIELD;
/* Indicate AllPortSelect is valid (only one port anyway) */
- p->cap_mask = __constant_cpu_to_be16(1 << 8);
+ p->cap_mask = cpu_to_be16(1 << 8);
p->base_version = 1;
p->class_version = 1;
/*
@@ -951,12 +951,11 @@ static int recv_pma_get_classportinfo(struct ib_perf *pmp)
* We support 5 counters which only count the mandatory quantities.
*/
#define COUNTER_MASK(q, n) (q << ((9 - n) * 3))
-#define COUNTER_MASK0_9 \
- __constant_cpu_to_be32(COUNTER_MASK(1, 0) | \
- COUNTER_MASK(1, 1) | \
- COUNTER_MASK(1, 2) | \
- COUNTER_MASK(1, 3) | \
- COUNTER_MASK(1, 4))
+#define COUNTER_MASK0_9 cpu_to_be32(COUNTER_MASK(1, 0) | \
+ COUNTER_MASK(1, 1) | \
+ COUNTER_MASK(1, 2) | \
+ COUNTER_MASK(1, 3) | \
+ COUNTER_MASK(1, 4))
static int recv_pma_get_portsamplescontrol(struct ib_perf *pmp,
struct ib_device *ibdev, u8 port)
@@ -1137,7 +1136,7 @@ static int recv_pma_get_portsamplesresult_ext(struct ib_perf *pmp,
status = dev->pma_sample_status;
p->sample_status = cpu_to_be16(status);
/* 64 bits */
- p->extended_width = __constant_cpu_to_be32(0x80000000);
+ p->extended_width = cpu_to_be32(0x80000000);
for (i = 0; i < ARRAY_SIZE(dev->pma_counter_select); i++)
p->counter[i] = (status != IB_PMA_SAMPLE_STATUS_DONE) ? 0 :
cpu_to_be64(
@@ -1185,7 +1184,7 @@ static int recv_pma_get_portcounters(struct ib_perf *pmp,
pmp->status |= IB_SMP_INVALID_FIELD;
if (cntrs.symbol_error_counter > 0xFFFFUL)
- p->symbol_error_counter = __constant_cpu_to_be16(0xFFFF);
+ p->symbol_error_counter = cpu_to_be16(0xFFFF);
else
p->symbol_error_counter =
cpu_to_be16((u16)cntrs.symbol_error_counter);
@@ -1199,17 +1198,17 @@ static int recv_pma_get_portcounters(struct ib_perf *pmp,
else
p->link_downed_counter = (u8)cntrs.link_downed_counter;
if (cntrs.port_rcv_errors > 0xFFFFUL)
- p->port_rcv_errors = __constant_cpu_to_be16(0xFFFF);
+ p->port_rcv_errors = cpu_to_be16(0xFFFF);
else
p->port_rcv_errors =
cpu_to_be16((u16) cntrs.port_rcv_errors);
if (cntrs.port_rcv_remphys_errors > 0xFFFFUL)
- p->port_rcv_remphys_errors = __constant_cpu_to_be16(0xFFFF);
+ p->port_rcv_remphys_errors = cpu_to_be16(0xFFFF);
else
p->port_rcv_remphys_errors =
cpu_to_be16((u16)cntrs.port_rcv_remphys_errors);
if (cntrs.port_xmit_discards > 0xFFFFUL)
- p->port_xmit_discards = __constant_cpu_to_be16(0xFFFF);
+ p->port_xmit_discards = cpu_to_be16(0xFFFF);
else
p->port_xmit_discards =
cpu_to_be16((u16)cntrs.port_xmit_discards);
@@ -1220,24 +1219,24 @@ static int recv_pma_get_portcounters(struct ib_perf *pmp,
p->lli_ebor_errors = (cntrs.local_link_integrity_errors << 4) |
cntrs.excessive_buffer_overrun_errors;
if (cntrs.vl15_dropped > 0xFFFFUL)
- p->vl15_dropped = __constant_cpu_to_be16(0xFFFF);
+ p->vl15_dropped = cpu_to_be16(0xFFFF);
else
p->vl15_dropped = cpu_to_be16((u16)cntrs.vl15_dropped);
if (cntrs.port_xmit_data > 0xFFFFFFFFUL)
- p->port_xmit_data = __constant_cpu_to_be32(0xFFFFFFFF);
+ p->port_xmit_data = cpu_to_be32(0xFFFFFFFF);
else
p->port_xmit_data = cpu_to_be32((u32)cntrs.port_xmit_data);
if (cntrs.port_rcv_data > 0xFFFFFFFFUL)
- p->port_rcv_data = __constant_cpu_to_be32(0xFFFFFFFF);
+ p->port_rcv_data = cpu_to_be32(0xFFFFFFFF);
else
p->port_rcv_data = cpu_to_be32((u32)cntrs.port_rcv_data);
if (cntrs.port_xmit_packets > 0xFFFFFFFFUL)
- p->port_xmit_packets = __constant_cpu_to_be32(0xFFFFFFFF);
+ p->port_xmit_packets = cpu_to_be32(0xFFFFFFFF);
else
p->port_xmit_packets =
cpu_to_be32((u32)cntrs.port_xmit_packets);
if (cntrs.port_rcv_packets > 0xFFFFFFFFUL)
- p->port_rcv_packets = __constant_cpu_to_be32(0xFFFFFFFF);
+ p->port_rcv_packets = cpu_to_be32(0xFFFFFFFF);
else
p->port_rcv_packets =
cpu_to_be32((u32) cntrs.port_rcv_packets);
diff --git a/drivers/infiniband/hw/ipath/ipath_rc.c b/drivers/infiniband/hw/ipath/ipath_rc.c
index 9170710b950d..79b3dbc97179 100644
--- a/drivers/infiniband/hw/ipath/ipath_rc.c
+++ b/drivers/infiniband/hw/ipath/ipath_rc.c
@@ -1744,7 +1744,7 @@ void ipath_rc_rcv(struct ipath_ibdev *dev, struct ipath_ib_header *hdr,
/* Signal completion event if the solicited bit is set. */
ipath_cq_enter(to_icq(qp->ibqp.recv_cq), &wc,
(ohdr->bth[0] &
- __constant_cpu_to_be32(1 << 23)) != 0);
+ cpu_to_be32(1 << 23)) != 0);
break;
case OP(RDMA_WRITE_FIRST):
diff --git a/drivers/infiniband/hw/ipath/ipath_sdma.c b/drivers/infiniband/hw/ipath/ipath_sdma.c
index 8e255adf5d9b..4b0698590850 100644
--- a/drivers/infiniband/hw/ipath/ipath_sdma.c
+++ b/drivers/infiniband/hw/ipath/ipath_sdma.c
@@ -781,10 +781,10 @@ retry:
descqp = &dd->ipath_sdma_descq[dd->ipath_sdma_descq_cnt].qw[0];
descqp -= 2;
/* SDmaLastDesc */
- descqp[0] |= __constant_cpu_to_le64(1ULL << 11);
+ descqp[0] |= cpu_to_le64(1ULL << 11);
if (tx->txreq.flags & IPATH_SDMA_TXREQ_F_INTREQ) {
/* SDmaIntReq */
- descqp[0] |= __constant_cpu_to_le64(1ULL << 15);
+ descqp[0] |= cpu_to_le64(1ULL << 15);
}
/* Commit writes to memory and advance the tail on the chip */
diff --git a/drivers/infiniband/hw/ipath/ipath_uc.c b/drivers/infiniband/hw/ipath/ipath_uc.c
index 82cc588b8bf2..22e60998f1a7 100644
--- a/drivers/infiniband/hw/ipath/ipath_uc.c
+++ b/drivers/infiniband/hw/ipath/ipath_uc.c
@@ -419,7 +419,7 @@ void ipath_uc_rcv(struct ipath_ibdev *dev, struct ipath_ib_header *hdr,
/* Signal completion event if the solicited bit is set. */
ipath_cq_enter(to_icq(qp->ibqp.recv_cq), &wc,
(ohdr->bth[0] &
- __constant_cpu_to_be32(1 << 23)) != 0);
+ cpu_to_be32(1 << 23)) != 0);
break;
case OP(RDMA_WRITE_FIRST):
diff --git a/drivers/infiniband/hw/ipath/ipath_ud.c b/drivers/infiniband/hw/ipath/ipath_ud.c
index 91c74cc797ae..6076cb61bf6a 100644
--- a/drivers/infiniband/hw/ipath/ipath_ud.c
+++ b/drivers/infiniband/hw/ipath/ipath_ud.c
@@ -370,7 +370,7 @@ int ipath_make_ud_req(struct ipath_qp *qp)
*/
ohdr->bth[1] = ah_attr->dlid >= IPATH_MULTICAST_LID_BASE &&
ah_attr->dlid != IPATH_PERMISSIVE_LID ?
- __constant_cpu_to_be32(IPATH_MULTICAST_QPN) :
+ cpu_to_be32(IPATH_MULTICAST_QPN) :
cpu_to_be32(wqe->wr.wr.ud.remote_qpn);
ohdr->bth[2] = cpu_to_be32(qp->s_next_psn++ & IPATH_PSN_MASK);
/*
@@ -573,7 +573,7 @@ void ipath_ud_rcv(struct ipath_ibdev *dev, struct ipath_ib_header *hdr,
/* Signal completion event if the solicited bit is set. */
ipath_cq_enter(to_icq(qp->ibqp.recv_cq), &wc,
(ohdr->bth[0] &
- __constant_cpu_to_be32(1 << 23)) != 0);
+ cpu_to_be32(1 << 23)) != 0);
bail:;
}
diff --git a/drivers/infiniband/hw/ipath/ipath_user_pages.c b/drivers/infiniband/hw/ipath/ipath_user_pages.c
index 0190edc8044e..855911e7396d 100644
--- a/drivers/infiniband/hw/ipath/ipath_user_pages.c
+++ b/drivers/infiniband/hw/ipath/ipath_user_pages.c
@@ -209,20 +209,20 @@ void ipath_release_user_pages_on_close(struct page **p, size_t num_pages)
mm = get_task_mm(current);
if (!mm)
- goto bail;
+ return;
work = kmalloc(sizeof(*work), GFP_KERNEL);
if (!work)
goto bail_mm;
- goto bail;
-
INIT_WORK(&work->work, user_pages_account);
work->mm = mm;
work->num_pages = num_pages;
+ schedule_work(&work->work);
+ return;
+
bail_mm:
mmput(mm);
-bail:
return;
}
diff --git a/drivers/infiniband/hw/ipath/ipath_user_sdma.c b/drivers/infiniband/hw/ipath/ipath_user_sdma.c
index 82d9a0b5ca2f..7bff4b9baa0a 100644
--- a/drivers/infiniband/hw/ipath/ipath_user_sdma.c
+++ b/drivers/infiniband/hw/ipath/ipath_user_sdma.c
@@ -667,13 +667,13 @@ static inline __le64 ipath_sdma_make_desc0(struct ipath_devdata *dd,
static inline __le64 ipath_sdma_make_first_desc0(__le64 descq)
{
- return descq | __constant_cpu_to_le64(1ULL << 12);
+ return descq | cpu_to_le64(1ULL << 12);
}
static inline __le64 ipath_sdma_make_last_desc0(__le64 descq)
{
/* last */ /* dma head */
- return descq | __constant_cpu_to_le64(1ULL << 11 | 1ULL << 13);
+ return descq | cpu_to_le64(1ULL << 11 | 1ULL << 13);
}
static inline __le64 ipath_sdma_make_desc1(u64 addr)
@@ -763,7 +763,7 @@ static int ipath_user_sdma_push_pkts(struct ipath_devdata *dd,
if (ofs >= IPATH_SMALLBUF_DWORDS) {
for (i = 0; i < pkt->naddr; i++) {
dd->ipath_sdma_descq[dtail].qw[0] |=
- __constant_cpu_to_le64(1ULL << 14);
+ cpu_to_le64(1ULL << 14);
if (++dtail == dd->ipath_sdma_descq_cnt)
dtail = 0;
}
diff --git a/drivers/infiniband/hw/ipath/ipath_verbs.c b/drivers/infiniband/hw/ipath/ipath_verbs.c
index cdf0e6abd34d..9289ab4b0ae8 100644
--- a/drivers/infiniband/hw/ipath/ipath_verbs.c
+++ b/drivers/infiniband/hw/ipath/ipath_verbs.c
@@ -1585,7 +1585,7 @@ static int ipath_query_port(struct ib_device *ibdev,
u64 ibcstat;
memset(props, 0, sizeof(*props));
- props->lid = lid ? lid : __constant_be16_to_cpu(IB_LID_PERMISSIVE);
+ props->lid = lid ? lid : be16_to_cpu(IB_LID_PERMISSIVE);
props->lmc = dd->ipath_lmc;
props->sm_lid = dev->sm_lid;
props->sm_sl = dev->sm_sl;
diff --git a/drivers/infiniband/hw/ipath/ipath_verbs.h b/drivers/infiniband/hw/ipath/ipath_verbs.h
index 11e3f613df93..ae6cff4abffc 100644
--- a/drivers/infiniband/hw/ipath/ipath_verbs.h
+++ b/drivers/infiniband/hw/ipath/ipath_verbs.h
@@ -86,11 +86,11 @@
#define IB_PMA_SAMPLE_STATUS_RUNNING 0x02
/* Mandatory IB performance counter select values. */
-#define IB_PMA_PORT_XMIT_DATA __constant_htons(0x0001)
-#define IB_PMA_PORT_RCV_DATA __constant_htons(0x0002)
-#define IB_PMA_PORT_XMIT_PKTS __constant_htons(0x0003)
-#define IB_PMA_PORT_RCV_PKTS __constant_htons(0x0004)
-#define IB_PMA_PORT_XMIT_WAIT __constant_htons(0x0005)
+#define IB_PMA_PORT_XMIT_DATA cpu_to_be16(0x0001)
+#define IB_PMA_PORT_RCV_DATA cpu_to_be16(0x0002)
+#define IB_PMA_PORT_XMIT_PKTS cpu_to_be16(0x0003)
+#define IB_PMA_PORT_RCV_PKTS cpu_to_be16(0x0004)
+#define IB_PMA_PORT_XMIT_WAIT cpu_to_be16(0x0005)
struct ib_reth {
__be64 vaddr;
diff --git a/drivers/infiniband/hw/mlx4/mad.c b/drivers/infiniband/hw/mlx4/mad.c
index 606f1e2ef284..19e68ab66168 100644
--- a/drivers/infiniband/hw/mlx4/mad.c
+++ b/drivers/infiniband/hw/mlx4/mad.c
@@ -147,7 +147,8 @@ static void update_sm_ah(struct mlx4_ib_dev *dev, u8 port_num, u16 lid, u8 sl)
* Snoop SM MADs for port info and P_Key table sets, so we can
* synthesize LID change and P_Key change events.
*/
-static void smp_snoop(struct ib_device *ibdev, u8 port_num, struct ib_mad *mad)
+static void smp_snoop(struct ib_device *ibdev, u8 port_num, struct ib_mad *mad,
+ u16 prev_lid)
{
struct ib_event event;
@@ -157,6 +158,7 @@ static void smp_snoop(struct ib_device *ibdev, u8 port_num, struct ib_mad *mad)
if (mad->mad_hdr.attr_id == IB_SMP_ATTR_PORT_INFO) {
struct ib_port_info *pinfo =
(struct ib_port_info *) ((struct ib_smp *) mad)->data;
+ u16 lid = be16_to_cpu(pinfo->lid);
update_sm_ah(to_mdev(ibdev), port_num,
be16_to_cpu(pinfo->sm_lid),
@@ -165,12 +167,15 @@ static void smp_snoop(struct ib_device *ibdev, u8 port_num, struct ib_mad *mad)
event.device = ibdev;
event.element.port_num = port_num;
- if (pinfo->clientrereg_resv_subnetto & 0x80)
+ if (pinfo->clientrereg_resv_subnetto & 0x80) {
event.event = IB_EVENT_CLIENT_REREGISTER;
- else
- event.event = IB_EVENT_LID_CHANGE;
+ ib_dispatch_event(&event);
+ }
- ib_dispatch_event(&event);
+ if (prev_lid != lid) {
+ event.event = IB_EVENT_LID_CHANGE;
+ ib_dispatch_event(&event);
+ }
}
if (mad->mad_hdr.attr_id == IB_SMP_ATTR_PKEY_TABLE) {
@@ -228,8 +233,9 @@ int mlx4_ib_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)
{
- u16 slid;
+ u16 slid, prev_lid = 0;
int err;
+ struct ib_port_attr pattr;
slid = in_wc ? in_wc->slid : be16_to_cpu(IB_LID_PERMISSIVE);
@@ -263,6 +269,13 @@ int mlx4_ib_process_mad(struct ib_device *ibdev, int mad_flags, u8 port_num,
} else
return IB_MAD_RESULT_SUCCESS;
+ if ((in_mad->mad_hdr.mgmt_class == IB_MGMT_CLASS_SUBN_LID_ROUTED ||
+ in_mad->mad_hdr.mgmt_class == IB_MGMT_CLASS_SUBN_DIRECTED_ROUTE) &&
+ in_mad->mad_hdr.method == IB_MGMT_METHOD_SET &&
+ in_mad->mad_hdr.attr_id == IB_SMP_ATTR_PORT_INFO &&
+ !ib_query_port(ibdev, port_num, &pattr))
+ prev_lid = pattr.lid;
+
err = mlx4_MAD_IFC(to_mdev(ibdev),
mad_flags & IB_MAD_IGNORE_MKEY,
mad_flags & IB_MAD_IGNORE_BKEY,
@@ -271,7 +284,7 @@ int mlx4_ib_process_mad(struct ib_device *ibdev, int mad_flags, u8 port_num,
return IB_MAD_RESULT_FAILURE;
if (!out_mad->mad_hdr.status) {
- smp_snoop(ibdev, port_num, in_mad);
+ smp_snoop(ibdev, port_num, in_mad, prev_lid);
node_desc_override(ibdev, out_mad);
}
diff --git a/drivers/infiniband/hw/mlx4/main.c b/drivers/infiniband/hw/mlx4/main.c
index 61588bd273bd..2ccb9d31771f 100644
--- a/drivers/infiniband/hw/mlx4/main.c
+++ b/drivers/infiniband/hw/mlx4/main.c
@@ -699,11 +699,12 @@ static void mlx4_ib_remove(struct mlx4_dev *dev, void *ibdev_ptr)
struct mlx4_ib_dev *ibdev = ibdev_ptr;
int p;
+ mlx4_ib_mad_cleanup(ibdev);
+ ib_unregister_device(&ibdev->ib_dev);
+
for (p = 1; p <= ibdev->num_ports; ++p)
mlx4_CLOSE_PORT(dev, p);
- mlx4_ib_mad_cleanup(ibdev);
- ib_unregister_device(&ibdev->ib_dev);
iounmap(ibdev->uar_map);
mlx4_uar_free(dev, &ibdev->priv_uar);
mlx4_pd_free(dev, ibdev->priv_pdn);
diff --git a/drivers/infiniband/hw/mlx4/qp.c b/drivers/infiniband/hw/mlx4/qp.c
index a91cb4c3fa5c..f385a24d31d2 100644
--- a/drivers/infiniband/hw/mlx4/qp.c
+++ b/drivers/infiniband/hw/mlx4/qp.c
@@ -71,17 +71,17 @@ enum {
};
static const __be32 mlx4_ib_opcode[] = {
- [IB_WR_SEND] = __constant_cpu_to_be32(MLX4_OPCODE_SEND),
- [IB_WR_LSO] = __constant_cpu_to_be32(MLX4_OPCODE_LSO),
- [IB_WR_SEND_WITH_IMM] = __constant_cpu_to_be32(MLX4_OPCODE_SEND_IMM),
- [IB_WR_RDMA_WRITE] = __constant_cpu_to_be32(MLX4_OPCODE_RDMA_WRITE),
- [IB_WR_RDMA_WRITE_WITH_IMM] = __constant_cpu_to_be32(MLX4_OPCODE_RDMA_WRITE_IMM),
- [IB_WR_RDMA_READ] = __constant_cpu_to_be32(MLX4_OPCODE_RDMA_READ),
- [IB_WR_ATOMIC_CMP_AND_SWP] = __constant_cpu_to_be32(MLX4_OPCODE_ATOMIC_CS),
- [IB_WR_ATOMIC_FETCH_AND_ADD] = __constant_cpu_to_be32(MLX4_OPCODE_ATOMIC_FA),
- [IB_WR_SEND_WITH_INV] = __constant_cpu_to_be32(MLX4_OPCODE_SEND_INVAL),
- [IB_WR_LOCAL_INV] = __constant_cpu_to_be32(MLX4_OPCODE_LOCAL_INVAL),
- [IB_WR_FAST_REG_MR] = __constant_cpu_to_be32(MLX4_OPCODE_FMR),
+ [IB_WR_SEND] = cpu_to_be32(MLX4_OPCODE_SEND),
+ [IB_WR_LSO] = cpu_to_be32(MLX4_OPCODE_LSO),
+ [IB_WR_SEND_WITH_IMM] = cpu_to_be32(MLX4_OPCODE_SEND_IMM),
+ [IB_WR_RDMA_WRITE] = cpu_to_be32(MLX4_OPCODE_RDMA_WRITE),
+ [IB_WR_RDMA_WRITE_WITH_IMM] = cpu_to_be32(MLX4_OPCODE_RDMA_WRITE_IMM),
+ [IB_WR_RDMA_READ] = cpu_to_be32(MLX4_OPCODE_RDMA_READ),
+ [IB_WR_ATOMIC_CMP_AND_SWP] = cpu_to_be32(MLX4_OPCODE_ATOMIC_CS),
+ [IB_WR_ATOMIC_FETCH_AND_ADD] = cpu_to_be32(MLX4_OPCODE_ATOMIC_FA),
+ [IB_WR_SEND_WITH_INV] = cpu_to_be32(MLX4_OPCODE_SEND_INVAL),
+ [IB_WR_LOCAL_INV] = cpu_to_be32(MLX4_OPCODE_LOCAL_INVAL),
+ [IB_WR_FAST_REG_MR] = cpu_to_be32(MLX4_OPCODE_FMR),
};
static struct mlx4_ib_sqp *to_msqp(struct mlx4_ib_qp *mqp)
diff --git a/drivers/infiniband/hw/mthca/mthca_mad.c b/drivers/infiniband/hw/mthca/mthca_mad.c
index 640449582aba..5648659ff0b0 100644
--- a/drivers/infiniband/hw/mthca/mthca_mad.c
+++ b/drivers/infiniband/hw/mthca/mthca_mad.c
@@ -104,7 +104,8 @@ static void update_sm_ah(struct mthca_dev *dev,
*/
static void smp_snoop(struct ib_device *ibdev,
u8 port_num,
- struct ib_mad *mad)
+ struct ib_mad *mad,
+ u16 prev_lid)
{
struct ib_event event;
@@ -114,6 +115,7 @@ static void smp_snoop(struct ib_device *ibdev,
if (mad->mad_hdr.attr_id == IB_SMP_ATTR_PORT_INFO) {
struct ib_port_info *pinfo =
(struct ib_port_info *) ((struct ib_smp *) mad)->data;
+ u16 lid = be16_to_cpu(pinfo->lid);
mthca_update_rate(to_mdev(ibdev), port_num);
update_sm_ah(to_mdev(ibdev), port_num,
@@ -123,12 +125,15 @@ static void smp_snoop(struct ib_device *ibdev,
event.device = ibdev;
event.element.port_num = port_num;
- if (pinfo->clientrereg_resv_subnetto & 0x80)
+ if (pinfo->clientrereg_resv_subnetto & 0x80) {
event.event = IB_EVENT_CLIENT_REREGISTER;
- else
- event.event = IB_EVENT_LID_CHANGE;
+ ib_dispatch_event(&event);
+ }
- ib_dispatch_event(&event);
+ if (prev_lid != lid) {
+ event.event = IB_EVENT_LID_CHANGE;
+ ib_dispatch_event(&event);
+ }
}
if (mad->mad_hdr.attr_id == IB_SMP_ATTR_PKEY_TABLE) {
@@ -196,6 +201,8 @@ int mthca_process_mad(struct ib_device *ibdev,
int err;
u8 status;
u16 slid = in_wc ? in_wc->slid : be16_to_cpu(IB_LID_PERMISSIVE);
+ u16 prev_lid = 0;
+ struct ib_port_attr pattr;
/* Forward locally generated traps to the SM */
if (in_mad->mad_hdr.method == IB_MGMT_METHOD_TRAP &&
@@ -233,6 +240,12 @@ int mthca_process_mad(struct ib_device *ibdev,
return IB_MAD_RESULT_SUCCESS;
} else
return IB_MAD_RESULT_SUCCESS;
+ if ((in_mad->mad_hdr.mgmt_class == IB_MGMT_CLASS_SUBN_LID_ROUTED ||
+ in_mad->mad_hdr.mgmt_class == IB_MGMT_CLASS_SUBN_DIRECTED_ROUTE) &&
+ in_mad->mad_hdr.method == IB_MGMT_METHOD_SET &&
+ in_mad->mad_hdr.attr_id == IB_SMP_ATTR_PORT_INFO &&
+ !ib_query_port(ibdev, port_num, &pattr))
+ prev_lid = pattr.lid;
err = mthca_MAD_IFC(to_mdev(ibdev),
mad_flags & IB_MAD_IGNORE_MKEY,
@@ -252,7 +265,7 @@ int mthca_process_mad(struct ib_device *ibdev,
}
if (!out_mad->mad_hdr.status) {
- smp_snoop(ibdev, port_num, in_mad);
+ smp_snoop(ibdev, port_num, in_mad, prev_lid);
node_desc_override(ibdev, out_mad);
}
diff --git a/drivers/infiniband/hw/nes/nes.c b/drivers/infiniband/hw/nes/nes.c
index b9611ade9eab..ca599767ffbd 100644
--- a/drivers/infiniband/hw/nes/nes.c
+++ b/drivers/infiniband/hw/nes/nes.c
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2006 - 2008 NetEffect, Inc. All rights reserved.
+ * Copyright (c) 2006 - 2009 Intel-NE, Inc. All rights reserved.
* Copyright (c) 2005 Open Grid Computing, Inc. All rights reserved.
*
* This software is available to you under a choice of one of two
diff --git a/drivers/infiniband/hw/nes/nes.h b/drivers/infiniband/hw/nes/nes.h
index 13a5bb1a7bcf..04b12ad23390 100644
--- a/drivers/infiniband/hw/nes/nes.h
+++ b/drivers/infiniband/hw/nes/nes.h
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2006 - 2008 NetEffect, Inc. All rights reserved.
+ * Copyright (c) 2006 - 2009 Intel-NE, Inc. All rights reserved.
* Copyright (c) 2005 Open Grid Computing, Inc. All rights reserved.
*
* This software is available to you under a choice of one of two
diff --git a/drivers/infiniband/hw/nes/nes_cm.c b/drivers/infiniband/hw/nes/nes_cm.c
index 4a65b96db2c8..52425154acd4 100644
--- a/drivers/infiniband/hw/nes/nes_cm.c
+++ b/drivers/infiniband/hw/nes/nes_cm.c
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2006 - 2008 NetEffect, Inc. All rights reserved.
+ * Copyright (c) 2006 - 2009 Intel-NE, Inc. All rights reserved.
*
* This software is available to you under a choice of one of two
* licenses. You may choose to be licensed under the terms of the GNU
@@ -103,6 +103,7 @@ static int nes_disconnect(struct nes_qp *nesqp, int abrupt);
static void nes_disconnect_worker(struct work_struct *work);
static int send_mpa_request(struct nes_cm_node *, struct sk_buff *);
+static int send_mpa_reject(struct nes_cm_node *);
static int send_syn(struct nes_cm_node *, u32, struct sk_buff *);
static int send_reset(struct nes_cm_node *, struct sk_buff *);
static int send_ack(struct nes_cm_node *cm_node, struct sk_buff *skb);
@@ -113,8 +114,7 @@ static void process_packet(struct nes_cm_node *, struct sk_buff *,
static void active_open_err(struct nes_cm_node *, struct sk_buff *, int);
static void passive_open_err(struct nes_cm_node *, struct sk_buff *, int);
static void cleanup_retrans_entry(struct nes_cm_node *);
-static void handle_rcv_mpa(struct nes_cm_node *, struct sk_buff *,
- enum nes_cm_event_type);
+static void handle_rcv_mpa(struct nes_cm_node *, struct sk_buff *);
static void free_retrans_entry(struct nes_cm_node *cm_node);
static int handle_tcp_options(struct nes_cm_node *cm_node, struct tcphdr *tcph,
struct sk_buff *skb, int optionsize, int passive);
@@ -124,6 +124,8 @@ static void cm_event_connected(struct nes_cm_event *);
static void cm_event_connect_error(struct nes_cm_event *);
static void cm_event_reset(struct nes_cm_event *);
static void cm_event_mpa_req(struct nes_cm_event *);
+static void cm_event_mpa_reject(struct nes_cm_event *);
+static void handle_recv_entry(struct nes_cm_node *cm_node, u32 rem_node);
static void print_core(struct nes_cm_core *core);
@@ -196,7 +198,6 @@ static struct nes_cm_event *create_event(struct nes_cm_node *cm_node,
*/
static int send_mpa_request(struct nes_cm_node *cm_node, struct sk_buff *skb)
{
- int ret;
if (!skb) {
nes_debug(NES_DBG_CM, "skb set to NULL\n");
return -1;
@@ -206,11 +207,27 @@ static int send_mpa_request(struct nes_cm_node *cm_node, struct sk_buff *skb)
form_cm_frame(skb, cm_node, NULL, 0, &cm_node->mpa_frame,
cm_node->mpa_frame_size, SET_ACK);
- ret = schedule_nes_timer(cm_node, skb, NES_TIMER_TYPE_SEND, 1, 0);
- if (ret < 0)
- return ret;
+ return schedule_nes_timer(cm_node, skb, NES_TIMER_TYPE_SEND, 1, 0);
+}
- return 0;
+
+
+static int send_mpa_reject(struct nes_cm_node *cm_node)
+{
+ struct sk_buff *skb = NULL;
+
+ skb = dev_alloc_skb(MAX_CM_BUFFER);
+ if (!skb) {
+ nes_debug(NES_DBG_CM, "Failed to get a Free pkt\n");
+ return -ENOMEM;
+ }
+
+ /* send an MPA reject frame */
+ form_cm_frame(skb, cm_node, NULL, 0, &cm_node->mpa_frame,
+ cm_node->mpa_frame_size, SET_ACK | SET_FIN);
+
+ cm_node->state = NES_CM_STATE_FIN_WAIT1;
+ return schedule_nes_timer(cm_node, skb, NES_TIMER_TYPE_SEND, 1, 0);
}
@@ -218,14 +235,17 @@ static int send_mpa_request(struct nes_cm_node *cm_node, struct sk_buff *skb)
* recv_mpa - process a received TCP pkt, we are expecting an
* IETF MPA frame
*/
-static int parse_mpa(struct nes_cm_node *cm_node, u8 *buffer, u32 len)
+static int parse_mpa(struct nes_cm_node *cm_node, u8 *buffer, u32 *type,
+ u32 len)
{
struct ietf_mpa_frame *mpa_frame;
+ *type = NES_MPA_REQUEST_ACCEPT;
+
/* assume req frame is in tcp data payload */
if (len < sizeof(struct ietf_mpa_frame)) {
nes_debug(NES_DBG_CM, "The received ietf buffer was too small (%x)\n", len);
- return -1;
+ return -EINVAL;
}
mpa_frame = (struct ietf_mpa_frame *)buffer;
@@ -234,14 +254,25 @@ static int parse_mpa(struct nes_cm_node *cm_node, u8 *buffer, u32 len)
if (cm_node->mpa_frame_size + sizeof(struct ietf_mpa_frame) != len) {
nes_debug(NES_DBG_CM, "The received ietf buffer was not right"
" complete (%x + %x != %x)\n",
- cm_node->mpa_frame_size, (u32)sizeof(struct ietf_mpa_frame), len);
- return -1;
+ cm_node->mpa_frame_size,
+ (u32)sizeof(struct ietf_mpa_frame), len);
+ return -EINVAL;
+ }
+ /* make sure it does not exceed the max size */
+ if (len > MAX_CM_BUFFER) {
+ nes_debug(NES_DBG_CM, "The received ietf buffer was too large"
+ " (%x + %x != %x)\n",
+ cm_node->mpa_frame_size,
+ (u32)sizeof(struct ietf_mpa_frame), len);
+ return -EINVAL;
}
/* copy entire MPA frame to our cm_node's frame */
memcpy(cm_node->mpa_frame_buf, buffer + sizeof(struct ietf_mpa_frame),
cm_node->mpa_frame_size);
+ if (mpa_frame->flags & IETF_MPA_FLAGS_REJECT)
+ *type = NES_MPA_REQUEST_REJECT;
return 0;
}
@@ -380,7 +411,7 @@ int schedule_nes_timer(struct nes_cm_node *cm_node, struct sk_buff *skb,
new_send = kzalloc(sizeof(*new_send), GFP_ATOMIC);
if (!new_send)
- return -1;
+ return -ENOMEM;
/* new_send->timetosend = currenttime */
new_send->retrycount = NES_DEFAULT_RETRYS;
@@ -394,9 +425,11 @@ int schedule_nes_timer(struct nes_cm_node *cm_node, struct sk_buff *skb,
if (type == NES_TIMER_TYPE_CLOSE) {
new_send->timetosend += (HZ/10);
- spin_lock_irqsave(&cm_node->recv_list_lock, flags);
- list_add_tail(&new_send->list, &cm_node->recv_list);
- spin_unlock_irqrestore(&cm_node->recv_list_lock, flags);
+ if (cm_node->recv_entry) {
+ WARN_ON(1);
+ return -EINVAL;
+ }
+ cm_node->recv_entry = new_send;
}
if (type == NES_TIMER_TYPE_SEND) {
@@ -435,24 +468,78 @@ int schedule_nes_timer(struct nes_cm_node *cm_node, struct sk_buff *skb,
return ret;
}
+static void nes_retrans_expired(struct nes_cm_node *cm_node)
+{
+ switch (cm_node->state) {
+ case NES_CM_STATE_SYN_RCVD:
+ case NES_CM_STATE_CLOSING:
+ rem_ref_cm_node(cm_node->cm_core, cm_node);
+ break;
+ case NES_CM_STATE_LAST_ACK:
+ case NES_CM_STATE_FIN_WAIT1:
+ case NES_CM_STATE_MPAREJ_RCVD:
+ send_reset(cm_node, NULL);
+ break;
+ default:
+ create_event(cm_node, NES_CM_EVENT_ABORTED);
+ }
+}
+
+static void handle_recv_entry(struct nes_cm_node *cm_node, u32 rem_node)
+{
+ struct nes_timer_entry *recv_entry = cm_node->recv_entry;
+ struct iw_cm_id *cm_id = cm_node->cm_id;
+ struct nes_qp *nesqp;
+ unsigned long qplockflags;
+
+ if (!recv_entry)
+ return;
+ nesqp = (struct nes_qp *)recv_entry->skb;
+ if (nesqp) {
+ spin_lock_irqsave(&nesqp->lock, qplockflags);
+ if (nesqp->cm_id) {
+ nes_debug(NES_DBG_CM, "QP%u: cm_id = %p, "
+ "refcount = %d: HIT A "
+ "NES_TIMER_TYPE_CLOSE with something "
+ "to do!!!\n", nesqp->hwqp.qp_id, cm_id,
+ atomic_read(&nesqp->refcount));
+ nesqp->hw_tcp_state = NES_AEQE_TCP_STATE_CLOSED;
+ nesqp->last_aeq = NES_AEQE_AEID_RESET_SENT;
+ nesqp->ibqp_state = IB_QPS_ERR;
+ spin_unlock_irqrestore(&nesqp->lock, qplockflags);
+ nes_cm_disconn(nesqp);
+ } else {
+ spin_unlock_irqrestore(&nesqp->lock, qplockflags);
+ nes_debug(NES_DBG_CM, "QP%u: cm_id = %p, "
+ "refcount = %d: HIT A "
+ "NES_TIMER_TYPE_CLOSE with nothing "
+ "to do!!!\n", nesqp->hwqp.qp_id, cm_id,
+ atomic_read(&nesqp->refcount));
+ }
+ } else if (rem_node) {
+ /* TIME_WAIT state */
+ rem_ref_cm_node(cm_node->cm_core, cm_node);
+ }
+ if (cm_node->cm_id)
+ cm_id->rem_ref(cm_id);
+ kfree(recv_entry);
+ cm_node->recv_entry = NULL;
+}
/**
* nes_cm_timer_tick
*/
static void nes_cm_timer_tick(unsigned long pass)
{
- unsigned long flags, qplockflags;
+ unsigned long flags;
unsigned long nexttimeout = jiffies + NES_LONG_TIME;
- struct iw_cm_id *cm_id;
struct nes_cm_node *cm_node;
struct nes_timer_entry *send_entry, *recv_entry;
- struct list_head *list_core, *list_core_temp;
- struct list_head *list_node, *list_node_temp;
+ struct list_head *list_core_temp;
+ struct list_head *list_node;
struct nes_cm_core *cm_core = g_cm_core;
- struct nes_qp *nesqp;
u32 settimer = 0;
int ret = NETDEV_TX_OK;
- enum nes_cm_node_state last_state;
struct list_head timer_list;
INIT_LIST_HEAD(&timer_list);
@@ -461,7 +548,7 @@ static void nes_cm_timer_tick(unsigned long pass)
list_for_each_safe(list_node, list_core_temp,
&cm_core->connected_nodes) {
cm_node = container_of(list_node, struct nes_cm_node, list);
- if (!list_empty(&cm_node->recv_list) || (cm_node->send_entry)) {
+ if ((cm_node->recv_entry) || (cm_node->send_entry)) {
add_ref_cm_node(cm_node);
list_add(&cm_node->timer_entry, &timer_list);
}
@@ -471,54 +558,18 @@ static void nes_cm_timer_tick(unsigned long pass)
list_for_each_safe(list_node, list_core_temp, &timer_list) {
cm_node = container_of(list_node, struct nes_cm_node,
timer_entry);
- spin_lock_irqsave(&cm_node->recv_list_lock, flags);
- list_for_each_safe(list_core, list_node_temp,
- &cm_node->recv_list) {
- recv_entry = container_of(list_core,
- struct nes_timer_entry, list);
- if (!recv_entry)
- break;
+ recv_entry = cm_node->recv_entry;
+
+ if (recv_entry) {
if (time_after(recv_entry->timetosend, jiffies)) {
if (nexttimeout > recv_entry->timetosend ||
- !settimer) {
+ !settimer) {
nexttimeout = recv_entry->timetosend;
settimer = 1;
}
- continue;
- }
- list_del(&recv_entry->list);
- cm_id = cm_node->cm_id;
- spin_unlock_irqrestore(&cm_node->recv_list_lock, flags);
- nesqp = (struct nes_qp *)recv_entry->skb;
- spin_lock_irqsave(&nesqp->lock, qplockflags);
- if (nesqp->cm_id) {
- nes_debug(NES_DBG_CM, "QP%u: cm_id = %p, "
- "refcount = %d: HIT A "
- "NES_TIMER_TYPE_CLOSE with something "
- "to do!!!\n", nesqp->hwqp.qp_id, cm_id,
- atomic_read(&nesqp->refcount));
- nesqp->hw_tcp_state = NES_AEQE_TCP_STATE_CLOSED;
- nesqp->last_aeq = NES_AEQE_AEID_RESET_SENT;
- nesqp->ibqp_state = IB_QPS_ERR;
- spin_unlock_irqrestore(&nesqp->lock,
- qplockflags);
- nes_cm_disconn(nesqp);
- } else {
- spin_unlock_irqrestore(&nesqp->lock,
- qplockflags);
- nes_debug(NES_DBG_CM, "QP%u: cm_id = %p, "
- "refcount = %d: HIT A "
- "NES_TIMER_TYPE_CLOSE with nothing "
- "to do!!!\n", nesqp->hwqp.qp_id, cm_id,
- atomic_read(&nesqp->refcount));
- }
- if (cm_id)
- cm_id->rem_ref(cm_id);
-
- kfree(recv_entry);
- spin_lock_irqsave(&cm_node->recv_list_lock, flags);
+ } else
+ handle_recv_entry(cm_node, 1);
}
- spin_unlock_irqrestore(&cm_node->recv_list_lock, flags);
spin_lock_irqsave(&cm_node->retrans_list_lock, flags);
do {
@@ -533,12 +584,11 @@ static void nes_cm_timer_tick(unsigned long pass)
nexttimeout =
send_entry->timetosend;
settimer = 1;
- break;
}
} else {
free_retrans_entry(cm_node);
- break;
}
+ break;
}
if ((cm_node->state == NES_CM_STATE_TSA) ||
@@ -550,16 +600,12 @@ static void nes_cm_timer_tick(unsigned long pass)
if (!send_entry->retranscount ||
!send_entry->retrycount) {
cm_packets_dropped++;
- last_state = cm_node->state;
- cm_node->state = NES_CM_STATE_CLOSED;
free_retrans_entry(cm_node);
+
spin_unlock_irqrestore(
&cm_node->retrans_list_lock, flags);
- if (last_state == NES_CM_STATE_SYN_RCVD)
- rem_ref_cm_node(cm_core, cm_node);
- else
- create_event(cm_node,
- NES_CM_EVENT_ABORTED);
+ nes_retrans_expired(cm_node);
+ cm_node->state = NES_CM_STATE_CLOSED;
spin_lock_irqsave(&cm_node->retrans_list_lock,
flags);
break;
@@ -714,7 +760,7 @@ static int send_reset(struct nes_cm_node *cm_node, struct sk_buff *skb)
skb = dev_alloc_skb(MAX_CM_BUFFER);
if (!skb) {
nes_debug(NES_DBG_CM, "Failed to get a Free pkt\n");
- return -1;
+ return -ENOMEM;
}
form_cm_frame(skb, cm_node, NULL, 0, NULL, 0, flags);
@@ -778,14 +824,10 @@ static struct nes_cm_node *find_node(struct nes_cm_core *cm_core,
unsigned long flags;
struct list_head *hte;
struct nes_cm_node *cm_node;
- __be32 tmp_addr = cpu_to_be32(loc_addr);
/* get a handle on the hte */
hte = &cm_core->connected_nodes;
- nes_debug(NES_DBG_CM, "Searching for an owner node: %pI4:%x from core %p->%p\n",
- &tmp_addr, loc_port, cm_core, hte);
-
/* walk list and find cm_node associated with this session ID */
spin_lock_irqsave(&cm_core->ht_lock, flags);
list_for_each_entry(cm_node, hte, list) {
@@ -875,7 +917,8 @@ static int add_hte_node(struct nes_cm_core *cm_core, struct nes_cm_node *cm_node
static int mini_cm_dec_refcnt_listen(struct nes_cm_core *cm_core,
struct nes_cm_listener *listener, int free_hanging_nodes)
{
- int ret = 1;
+ int ret = -EINVAL;
+ int err = 0;
unsigned long flags;
struct list_head *list_pos = NULL;
struct list_head *list_temp = NULL;
@@ -904,10 +947,60 @@ static int mini_cm_dec_refcnt_listen(struct nes_cm_core *cm_core,
list_for_each_safe(list_pos, list_temp, &reset_list) {
cm_node = container_of(list_pos, struct nes_cm_node,
- reset_entry);
- cleanup_retrans_entry(cm_node);
- send_reset(cm_node, NULL);
- rem_ref_cm_node(cm_node->cm_core, cm_node);
+ reset_entry);
+ {
+ struct nes_cm_node *loopback = cm_node->loopbackpartner;
+ if (NES_CM_STATE_FIN_WAIT1 <= cm_node->state) {
+ rem_ref_cm_node(cm_node->cm_core, cm_node);
+ } else {
+ if (!loopback) {
+ cleanup_retrans_entry(cm_node);
+ err = send_reset(cm_node, NULL);
+ if (err) {
+ cm_node->state =
+ NES_CM_STATE_CLOSED;
+ WARN_ON(1);
+ } else {
+ cm_node->state =
+ NES_CM_STATE_CLOSED;
+ rem_ref_cm_node(
+ cm_node->cm_core,
+ cm_node);
+ }
+ } else {
+ struct nes_cm_event event;
+
+ event.cm_node = loopback;
+ event.cm_info.rem_addr =
+ loopback->rem_addr;
+ event.cm_info.loc_addr =
+ loopback->loc_addr;
+ event.cm_info.rem_port =
+ loopback->rem_port;
+ event.cm_info.loc_port =
+ loopback->loc_port;
+ event.cm_info.cm_id = loopback->cm_id;
+ cm_event_connect_error(&event);
+ loopback->state = NES_CM_STATE_CLOSED;
+
+ event.cm_node = cm_node;
+ event.cm_info.rem_addr =
+ cm_node->rem_addr;
+ event.cm_info.loc_addr =
+ cm_node->loc_addr;
+ event.cm_info.rem_port =
+ cm_node->rem_port;
+ event.cm_info.loc_port =
+ cm_node->loc_port;
+ event.cm_info.cm_id = cm_node->cm_id;
+ cm_event_reset(&event);
+
+ rem_ref_cm_node(cm_node->cm_core,
+ cm_node);
+
+ }
+ }
+ }
}
spin_lock_irqsave(&cm_core->listen_list_lock, flags);
@@ -968,6 +1061,7 @@ static inline int mini_cm_accelerated(struct nes_cm_core *cm_core,
if (cm_node->accept_pend) {
BUG_ON(!cm_node->listener);
atomic_dec(&cm_node->listener->pend_accepts_cnt);
+ cm_node->accept_pend = 0;
BUG_ON(atomic_read(&cm_node->listener->pend_accepts_cnt) < 0);
}
@@ -994,7 +1088,7 @@ static int nes_addr_resolve_neigh(struct nes_vnic *nesvnic, u32 dst_ip)
memset(&fl, 0, sizeof fl);
fl.nl_u.ip4_u.daddr = htonl(dst_ip);
if (ip_route_output_key(&init_net, &rt, &fl)) {
- printk("%s: ip_route_output_key failed for 0x%08X\n",
+ printk(KERN_ERR "%s: ip_route_output_key failed for 0x%08X\n",
__func__, dst_ip);
return rc;
}
@@ -1057,8 +1151,6 @@ static struct nes_cm_node *make_cm_node(struct nes_cm_core *cm_core,
cm_node->cm_id);
spin_lock_init(&cm_node->retrans_list_lock);
- INIT_LIST_HEAD(&cm_node->recv_list);
- spin_lock_init(&cm_node->recv_list_lock);
cm_node->loopbackpartner = NULL;
atomic_set(&cm_node->ref_count, 1);
@@ -1126,10 +1218,7 @@ static int add_ref_cm_node(struct nes_cm_node *cm_node)
static int rem_ref_cm_node(struct nes_cm_core *cm_core,
struct nes_cm_node *cm_node)
{
- unsigned long flags, qplockflags;
- struct nes_timer_entry *recv_entry;
- struct iw_cm_id *cm_id;
- struct list_head *list_core, *list_node_temp;
+ unsigned long flags;
struct nes_qp *nesqp;
if (!cm_node)
@@ -1150,38 +1239,9 @@ static int rem_ref_cm_node(struct nes_cm_core *cm_core,
atomic_dec(&cm_node->listener->pend_accepts_cnt);
BUG_ON(atomic_read(&cm_node->listener->pend_accepts_cnt) < 0);
}
- BUG_ON(cm_node->send_entry);
- spin_lock_irqsave(&cm_node->recv_list_lock, flags);
- list_for_each_safe(list_core, list_node_temp, &cm_node->recv_list) {
- recv_entry = container_of(list_core, struct nes_timer_entry,
- list);
- list_del(&recv_entry->list);
- cm_id = cm_node->cm_id;
- spin_unlock_irqrestore(&cm_node->recv_list_lock, flags);
- nesqp = (struct nes_qp *)recv_entry->skb;
- spin_lock_irqsave(&nesqp->lock, qplockflags);
- if (nesqp->cm_id) {
- nes_debug(NES_DBG_CM, "QP%u: cm_id = %p: HIT A "
- "NES_TIMER_TYPE_CLOSE with something to do!\n",
- nesqp->hwqp.qp_id, cm_id);
- nesqp->hw_tcp_state = NES_AEQE_TCP_STATE_CLOSED;
- nesqp->last_aeq = NES_AEQE_AEID_RESET_SENT;
- nesqp->ibqp_state = IB_QPS_ERR;
- spin_unlock_irqrestore(&nesqp->lock, qplockflags);
- nes_cm_disconn(nesqp);
- } else {
- spin_unlock_irqrestore(&nesqp->lock, qplockflags);
- nes_debug(NES_DBG_CM, "QP%u: cm_id = %p: HIT A "
- "NES_TIMER_TYPE_CLOSE with nothing to do!\n",
- nesqp->hwqp.qp_id, cm_id);
- }
- cm_id->rem_ref(cm_id);
-
- kfree(recv_entry);
- spin_lock_irqsave(&cm_node->recv_list_lock, flags);
- }
- spin_unlock_irqrestore(&cm_node->recv_list_lock, flags);
-
+ WARN_ON(cm_node->send_entry);
+ if (cm_node->recv_entry)
+ handle_recv_entry(cm_node, 0);
if (cm_node->listener) {
mini_cm_dec_refcnt_listen(cm_core, cm_node->listener, 0);
} else {
@@ -1266,8 +1326,7 @@ static void drop_packet(struct sk_buff *skb)
dev_kfree_skb_any(skb);
}
-static void handle_fin_pkt(struct nes_cm_node *cm_node, struct sk_buff *skb,
- struct tcphdr *tcph)
+static void handle_fin_pkt(struct nes_cm_node *cm_node)
{
nes_debug(NES_DBG_CM, "Received FIN, cm_node = %p, state = %u. "
"refcnt=%d\n", cm_node, cm_node->state,
@@ -1279,23 +1338,30 @@ static void handle_fin_pkt(struct nes_cm_node *cm_node, struct sk_buff *skb,
case NES_CM_STATE_SYN_SENT:
case NES_CM_STATE_ESTABLISHED:
case NES_CM_STATE_MPAREQ_SENT:
+ case NES_CM_STATE_MPAREJ_RCVD:
cm_node->state = NES_CM_STATE_LAST_ACK;
- send_fin(cm_node, skb);
+ send_fin(cm_node, NULL);
break;
case NES_CM_STATE_FIN_WAIT1:
cm_node->state = NES_CM_STATE_CLOSING;
- send_ack(cm_node, skb);
+ send_ack(cm_node, NULL);
+ /* Wait for ACK as this is simultanous close..
+ * After we receive ACK, do not send anything..
+ * Just rm the node.. Done.. */
break;
case NES_CM_STATE_FIN_WAIT2:
cm_node->state = NES_CM_STATE_TIME_WAIT;
- send_ack(cm_node, skb);
+ send_ack(cm_node, NULL);
+ schedule_nes_timer(cm_node, NULL, NES_TIMER_TYPE_CLOSE, 1, 0);
+ break;
+ case NES_CM_STATE_TIME_WAIT:
cm_node->state = NES_CM_STATE_CLOSED;
+ rem_ref_cm_node(cm_node->cm_core, cm_node);
break;
case NES_CM_STATE_TSA:
default:
nes_debug(NES_DBG_CM, "Error Rcvd FIN for node-%p state = %d\n",
cm_node, cm_node->state);
- drop_packet(skb);
break;
}
}
@@ -1341,23 +1407,35 @@ static void handle_rst_pkt(struct nes_cm_node *cm_node, struct sk_buff *skb,
cleanup_retrans_entry(cm_node);
drop_packet(skb);
break;
+ case NES_CM_STATE_TIME_WAIT:
+ cleanup_retrans_entry(cm_node);
+ cm_node->state = NES_CM_STATE_CLOSED;
+ rem_ref_cm_node(cm_node->cm_core, cm_node);
+ drop_packet(skb);
+ break;
+ case NES_CM_STATE_FIN_WAIT1:
+ cleanup_retrans_entry(cm_node);
+ nes_debug(NES_DBG_CM, "Bad state %s[%u]\n", __func__, __LINE__);
default:
drop_packet(skb);
break;
}
}
-static void handle_rcv_mpa(struct nes_cm_node *cm_node, struct sk_buff *skb,
- enum nes_cm_event_type type)
+
+static void handle_rcv_mpa(struct nes_cm_node *cm_node, struct sk_buff *skb)
{
- int ret;
+ int ret = 0;
int datasize = skb->len;
u8 *dataloc = skb->data;
- ret = parse_mpa(cm_node, dataloc, datasize);
- if (ret < 0) {
+
+ enum nes_cm_event_type type = NES_CM_EVENT_UNKNOWN;
+ u32 res_type;
+ ret = parse_mpa(cm_node, dataloc, &res_type, datasize);
+ if (ret) {
nes_debug(NES_DBG_CM, "didn't like MPA Request\n");
- if (type == NES_CM_EVENT_CONNECTED) {
+ if (cm_node->state == NES_CM_STATE_MPAREQ_SENT) {
nes_debug(NES_DBG_CM, "%s[%u] create abort for "
"cm_node=%p listener=%p state=%d\n", __func__,
__LINE__, cm_node, cm_node->listener,
@@ -1366,18 +1444,38 @@ static void handle_rcv_mpa(struct nes_cm_node *cm_node, struct sk_buff *skb,
} else {
passive_open_err(cm_node, skb, 1);
}
- } else {
- cleanup_retrans_entry(cm_node);
- dev_kfree_skb_any(skb);
- if (type == NES_CM_EVENT_CONNECTED)
+ return;
+ }
+
+ switch (cm_node->state) {
+ case NES_CM_STATE_ESTABLISHED:
+ if (res_type == NES_MPA_REQUEST_REJECT) {
+ /*BIG problem as we are receiving the MPA.. So should
+ * not be REJECT.. This is Passive Open.. We can
+ * only receive it Reject for Active Open...*/
+ WARN_ON(1);
+ }
+ cm_node->state = NES_CM_STATE_MPAREQ_RCVD;
+ type = NES_CM_EVENT_MPA_REQ;
+ atomic_set(&cm_node->passive_state,
+ NES_PASSIVE_STATE_INDICATED);
+ break;
+ case NES_CM_STATE_MPAREQ_SENT:
+ if (res_type == NES_MPA_REQUEST_REJECT) {
+ type = NES_CM_EVENT_MPA_REJECT;
+ cm_node->state = NES_CM_STATE_MPAREJ_RCVD;
+ } else {
+ type = NES_CM_EVENT_CONNECTED;
cm_node->state = NES_CM_STATE_TSA;
- else
- atomic_set(&cm_node->passive_state,
- NES_PASSIVE_STATE_INDICATED);
- create_event(cm_node, type);
+ }
+ break;
+ default:
+ WARN_ON(1);
+ break;
}
- return ;
+ dev_kfree_skb_any(skb);
+ create_event(cm_node, type);
}
static void indicate_pkt_err(struct nes_cm_node *cm_node, struct sk_buff *skb)
@@ -1465,8 +1563,6 @@ static void handle_syn_pkt(struct nes_cm_node *cm_node, struct sk_buff *skb,
break;
case NES_CM_STATE_LISTENING:
/* Passive OPEN */
- cm_node->accept_pend = 1;
- atomic_inc(&cm_node->listener->pend_accepts_cnt);
if (atomic_read(&cm_node->listener->pend_accepts_cnt) >
cm_node->listener->backlog) {
nes_debug(NES_DBG_CM, "drop syn due to backlog "
@@ -1484,6 +1580,9 @@ static void handle_syn_pkt(struct nes_cm_node *cm_node, struct sk_buff *skb,
}
cm_node->tcp_cntxt.rcv_nxt = inc_sequence + 1;
BUG_ON(cm_node->send_entry);
+ cm_node->accept_pend = 1;
+ atomic_inc(&cm_node->listener->pend_accepts_cnt);
+
cm_node->state = NES_CM_STATE_SYN_RCVD;
send_syn(cm_node, 1, skb);
break;
@@ -1518,6 +1617,7 @@ static void handle_synack_pkt(struct nes_cm_node *cm_node, struct sk_buff *skb,
inc_sequence = ntohl(tcph->seq);
switch (cm_node->state) {
case NES_CM_STATE_SYN_SENT:
+ cleanup_retrans_entry(cm_node);
/* active open */
if (check_syn(cm_node, tcph, skb))
return;
@@ -1567,10 +1667,7 @@ static void handle_ack_pkt(struct nes_cm_node *cm_node, struct sk_buff *skb,
u32 rem_seq;
int ret;
int optionsize;
- u32 temp_seq = cm_node->tcp_cntxt.loc_seq_num;
-
optionsize = (tcph->doff << 2) - sizeof(struct tcphdr);
- cm_node->tcp_cntxt.loc_seq_num = ntohl(tcph->ack_seq);
if (check_seq(cm_node, tcph, skb))
return;
@@ -1580,7 +1677,7 @@ static void handle_ack_pkt(struct nes_cm_node *cm_node, struct sk_buff *skb,
rem_seq = ntohl(tcph->seq);
rem_seq_ack = ntohl(tcph->ack_seq);
datasize = skb->len;
-
+ cleanup_retrans_entry(cm_node);
switch (cm_node->state) {
case NES_CM_STATE_SYN_RCVD:
/* Passive OPEN */
@@ -1588,7 +1685,6 @@ static void handle_ack_pkt(struct nes_cm_node *cm_node, struct sk_buff *skb,
if (ret)
break;
cm_node->tcp_cntxt.rem_ack_num = ntohl(tcph->ack_seq);
- cm_node->tcp_cntxt.loc_seq_num = temp_seq;
if (cm_node->tcp_cntxt.rem_ack_num !=
cm_node->tcp_cntxt.loc_seq_num) {
nes_debug(NES_DBG_CM, "rem_ack_num != loc_seq_num\n");
@@ -1597,31 +1693,30 @@ static void handle_ack_pkt(struct nes_cm_node *cm_node, struct sk_buff *skb,
return;
}
cm_node->state = NES_CM_STATE_ESTABLISHED;
+ cleanup_retrans_entry(cm_node);
if (datasize) {
cm_node->tcp_cntxt.rcv_nxt = inc_sequence + datasize;
- cm_node->state = NES_CM_STATE_MPAREQ_RCVD;
- handle_rcv_mpa(cm_node, skb, NES_CM_EVENT_MPA_REQ);
- } else { /* rcvd ACK only */
+ handle_rcv_mpa(cm_node, skb);
+ } else { /* rcvd ACK only */
dev_kfree_skb_any(skb);
cleanup_retrans_entry(cm_node);
}
break;
case NES_CM_STATE_ESTABLISHED:
/* Passive OPEN */
- /* We expect mpa frame to be received only */
+ cleanup_retrans_entry(cm_node);
if (datasize) {
cm_node->tcp_cntxt.rcv_nxt = inc_sequence + datasize;
- cm_node->state = NES_CM_STATE_MPAREQ_RCVD;
- handle_rcv_mpa(cm_node, skb,
- NES_CM_EVENT_MPA_REQ);
+ handle_rcv_mpa(cm_node, skb);
} else
drop_packet(skb);
break;
case NES_CM_STATE_MPAREQ_SENT:
+ cleanup_retrans_entry(cm_node);
cm_node->tcp_cntxt.rem_ack_num = ntohl(tcph->ack_seq);
if (datasize) {
cm_node->tcp_cntxt.rcv_nxt = inc_sequence + datasize;
- handle_rcv_mpa(cm_node, skb, NES_CM_EVENT_CONNECTED);
+ handle_rcv_mpa(cm_node, skb);
} else { /* Could be just an ack pkt.. */
cleanup_retrans_entry(cm_node);
dev_kfree_skb_any(skb);
@@ -1632,13 +1727,24 @@ static void handle_ack_pkt(struct nes_cm_node *cm_node, struct sk_buff *skb,
cleanup_retrans_entry(cm_node);
send_reset(cm_node, skb);
break;
+ case NES_CM_STATE_LAST_ACK:
+ cleanup_retrans_entry(cm_node);
+ cm_node->state = NES_CM_STATE_CLOSED;
+ cm_node->cm_id->rem_ref(cm_node->cm_id);
+ case NES_CM_STATE_CLOSING:
+ cleanup_retrans_entry(cm_node);
+ rem_ref_cm_node(cm_node->cm_core, cm_node);
+ drop_packet(skb);
+ break;
case NES_CM_STATE_FIN_WAIT1:
+ cleanup_retrans_entry(cm_node);
+ drop_packet(skb);
+ cm_node->state = NES_CM_STATE_FIN_WAIT2;
+ break;
case NES_CM_STATE_SYN_SENT:
case NES_CM_STATE_FIN_WAIT2:
case NES_CM_STATE_TSA:
case NES_CM_STATE_MPAREQ_RCVD:
- case NES_CM_STATE_LAST_ACK:
- case NES_CM_STATE_CLOSING:
case NES_CM_STATE_UNKNOWN:
default:
drop_packet(skb);
@@ -1748,6 +1854,7 @@ static void process_packet(struct nes_cm_node *cm_node, struct sk_buff *skb,
{
enum nes_tcpip_pkt_type pkt_type = NES_PKT_TYPE_UNKNOWN;
struct tcphdr *tcph = tcp_hdr(skb);
+ u32 fin_set = 0;
skb_pull(skb, ip_hdr(skb)->ihl << 2);
nes_debug(NES_DBG_CM, "process_packet: cm_node=%p state =%d syn=%d "
@@ -1760,10 +1867,10 @@ static void process_packet(struct nes_cm_node *cm_node, struct sk_buff *skb,
pkt_type = NES_PKT_TYPE_SYN;
if (tcph->ack)
pkt_type = NES_PKT_TYPE_SYNACK;
- } else if (tcph->fin)
- pkt_type = NES_PKT_TYPE_FIN;
- else if (tcph->ack)
+ } else if (tcph->ack)
pkt_type = NES_PKT_TYPE_ACK;
+ if (tcph->fin)
+ fin_set = 1;
switch (pkt_type) {
case NES_PKT_TYPE_SYN:
@@ -1774,15 +1881,16 @@ static void process_packet(struct nes_cm_node *cm_node, struct sk_buff *skb,
break;
case NES_PKT_TYPE_ACK:
handle_ack_pkt(cm_node, skb, tcph);
+ if (fin_set)
+ handle_fin_pkt(cm_node);
break;
case NES_PKT_TYPE_RST:
handle_rst_pkt(cm_node, skb, tcph);
break;
- case NES_PKT_TYPE_FIN:
- handle_fin_pkt(cm_node, skb, tcph);
- break;
default:
drop_packet(skb);
+ if (fin_set)
+ handle_fin_pkt(cm_node);
break;
}
}
@@ -1925,7 +2033,7 @@ static struct nes_cm_node *mini_cm_connect(struct nes_cm_core *cm_core,
loopbackremotenode->tcp_cntxt.rcv_wscale;
loopbackremotenode->tcp_cntxt.snd_wscale =
cm_node->tcp_cntxt.rcv_wscale;
-
+ loopbackremotenode->state = NES_CM_STATE_MPAREQ_RCVD;
create_event(loopbackremotenode, NES_CM_EVENT_MPA_REQ);
}
return cm_node;
@@ -1980,7 +2088,11 @@ static int mini_cm_reject(struct nes_cm_core *cm_core,
struct ietf_mpa_frame *mpa_frame, struct nes_cm_node *cm_node)
{
int ret = 0;
+ int err = 0;
int passive_state;
+ struct nes_cm_event event;
+ struct iw_cm_id *cm_id = cm_node->cm_id;
+ struct nes_cm_node *loopback = cm_node->loopbackpartner;
nes_debug(NES_DBG_CM, "%s cm_node=%p type=%d state=%d\n",
__func__, cm_node, cm_node->tcp_cntxt.client, cm_node->state);
@@ -1989,12 +2101,38 @@ static int mini_cm_reject(struct nes_cm_core *cm_core,
return ret;
cleanup_retrans_entry(cm_node);
- passive_state = atomic_add_return(1, &cm_node->passive_state);
- cm_node->state = NES_CM_STATE_CLOSED;
- if (passive_state == NES_SEND_RESET_EVENT)
+ if (!loopback) {
+ passive_state = atomic_add_return(1, &cm_node->passive_state);
+ if (passive_state == NES_SEND_RESET_EVENT) {
+ cm_node->state = NES_CM_STATE_CLOSED;
+ rem_ref_cm_node(cm_core, cm_node);
+ } else {
+ ret = send_mpa_reject(cm_node);
+ if (ret) {
+ cm_node->state = NES_CM_STATE_CLOSED;
+ err = send_reset(cm_node, NULL);
+ if (err)
+ WARN_ON(1);
+ } else
+ cm_id->add_ref(cm_id);
+ }
+ } else {
+ cm_node->cm_id = NULL;
+ event.cm_node = loopback;
+ event.cm_info.rem_addr = loopback->rem_addr;
+ event.cm_info.loc_addr = loopback->loc_addr;
+ event.cm_info.rem_port = loopback->rem_port;
+ event.cm_info.loc_port = loopback->loc_port;
+ event.cm_info.cm_id = loopback->cm_id;
+ cm_event_mpa_reject(&event);
rem_ref_cm_node(cm_core, cm_node);
- else
- ret = send_reset(cm_node, NULL);
+ loopback->state = NES_CM_STATE_CLOSING;
+
+ cm_id = loopback->cm_id;
+ rem_ref_cm_node(cm_core, loopback);
+ cm_id->rem_ref(cm_id);
+ }
+
return ret;
}
@@ -2031,6 +2169,7 @@ static int mini_cm_close(struct nes_cm_core *cm_core, struct nes_cm_node *cm_nod
case NES_CM_STATE_CLOSING:
ret = -1;
break;
+ case NES_CM_STATE_MPAREJ_RCVD:
case NES_CM_STATE_LISTENING:
case NES_CM_STATE_UNKNOWN:
case NES_CM_STATE_INITED:
@@ -2227,15 +2366,15 @@ static int mini_cm_set(struct nes_cm_core *cm_core, u32 type, u32 value)
int ret = 0;
switch (type) {
- case NES_CM_SET_PKT_SIZE:
- cm_core->mtu = value;
- break;
- case NES_CM_SET_FREE_PKT_Q_SIZE:
- cm_core->free_tx_pkt_max = value;
- break;
- default:
- /* unknown set option */
- ret = -EINVAL;
+ case NES_CM_SET_PKT_SIZE:
+ cm_core->mtu = value;
+ break;
+ case NES_CM_SET_FREE_PKT_Q_SIZE:
+ cm_core->free_tx_pkt_max = value;
+ break;
+ default:
+ /* unknown set option */
+ ret = -EINVAL;
}
return ret;
@@ -2654,9 +2793,7 @@ int nes_accept(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param)
NES_QPCONTEXT_ORDIRD_WRPDU);
} else {
nesqp->nesqp_context->ird_ord_sizes |=
- cpu_to_le32((NES_QPCONTEXT_ORDIRD_LSMM_PRESENT |
- NES_QPCONTEXT_ORDIRD_WRPDU |
- NES_QPCONTEXT_ORDIRD_ALSMM));
+ cpu_to_le32(NES_QPCONTEXT_ORDIRD_WRPDU);
}
nesqp->skip_lsmm = 1;
@@ -2778,23 +2915,35 @@ int nes_accept(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param)
int nes_reject(struct iw_cm_id *cm_id, const void *pdata, u8 pdata_len)
{
struct nes_cm_node *cm_node;
+ struct nes_cm_node *loopback;
+
struct nes_cm_core *cm_core;
atomic_inc(&cm_rejects);
cm_node = (struct nes_cm_node *) cm_id->provider_data;
+ loopback = cm_node->loopbackpartner;
cm_core = cm_node->cm_core;
+ cm_node->cm_id = cm_id;
cm_node->mpa_frame_size = sizeof(struct ietf_mpa_frame) + pdata_len;
+ if (cm_node->mpa_frame_size > MAX_CM_BUFFER)
+ return -EINVAL;
+
strcpy(&cm_node->mpa_frame.key[0], IEFT_MPA_KEY_REP);
- memcpy(&cm_node->mpa_frame.priv_data, pdata, pdata_len);
+ if (loopback) {
+ memcpy(&loopback->mpa_frame.priv_data, pdata, pdata_len);
+ loopback->mpa_frame.priv_data_len = pdata_len;
+ loopback->mpa_frame_size = sizeof(struct ietf_mpa_frame) +
+ pdata_len;
+ } else {
+ memcpy(&cm_node->mpa_frame.priv_data, pdata, pdata_len);
+ cm_node->mpa_frame.priv_data_len = cpu_to_be16(pdata_len);
+ }
- cm_node->mpa_frame.priv_data_len = cpu_to_be16(pdata_len);
cm_node->mpa_frame.rev = mpa_version;
cm_node->mpa_frame.flags = IETF_MPA_FLAGS_CRC | IETF_MPA_FLAGS_REJECT;
- cm_core->api->reject(cm_core, &cm_node->mpa_frame, cm_node);
-
- return 0;
+ return cm_core->api->reject(cm_core, &cm_node->mpa_frame, cm_node);
}
@@ -3303,13 +3452,56 @@ static void cm_event_mpa_req(struct nes_cm_event *event)
cm_event.remote_addr.sin_family = AF_INET;
cm_event.remote_addr.sin_port = htons(event->cm_info.rem_port);
cm_event.remote_addr.sin_addr.s_addr = htonl(event->cm_info.rem_addr);
+ cm_event.private_data = cm_node->mpa_frame_buf;
+ cm_event.private_data_len = (u8) cm_node->mpa_frame_size;
+
+ ret = cm_id->event_handler(cm_id, &cm_event);
+ if (ret)
+ printk(KERN_ERR "%s[%u] OFA CM event_handler returned, ret=%d\n",
+ __func__, __LINE__, ret);
+ return;
+}
+
+
+static void cm_event_mpa_reject(struct nes_cm_event *event)
+{
+ struct iw_cm_id *cm_id;
+ struct iw_cm_event cm_event;
+ struct nes_cm_node *cm_node;
+ int ret;
+
+ cm_node = event->cm_node;
+ if (!cm_node)
+ return;
+ cm_id = cm_node->cm_id;
+
+ atomic_inc(&cm_connect_reqs);
+ nes_debug(NES_DBG_CM, "cm_node = %p - cm_id = %p, jiffies = %lu\n",
+ cm_node, cm_id, jiffies);
+
+ cm_event.event = IW_CM_EVENT_CONNECT_REPLY;
+ cm_event.status = -ECONNREFUSED;
+ cm_event.provider_data = cm_id->provider_data;
+
+ cm_event.local_addr.sin_family = AF_INET;
+ cm_event.local_addr.sin_port = htons(event->cm_info.loc_port);
+ cm_event.local_addr.sin_addr.s_addr = htonl(event->cm_info.loc_addr);
+
+ cm_event.remote_addr.sin_family = AF_INET;
+ cm_event.remote_addr.sin_port = htons(event->cm_info.rem_port);
+ cm_event.remote_addr.sin_addr.s_addr = htonl(event->cm_info.rem_addr);
- cm_event.private_data = cm_node->mpa_frame_buf;
- cm_event.private_data_len = (u8) cm_node->mpa_frame_size;
+ cm_event.private_data = cm_node->mpa_frame_buf;
+ cm_event.private_data_len = (u8) cm_node->mpa_frame_size;
+
+ nes_debug(NES_DBG_CM, "call CM_EVENT_MPA_REJECTED, local_addr=%08x, "
+ "remove_addr=%08x\n",
+ cm_event.local_addr.sin_addr.s_addr,
+ cm_event.remote_addr.sin_addr.s_addr);
ret = cm_id->event_handler(cm_id, &cm_event);
if (ret)
- printk("%s[%u] OFA CM event_handler returned, ret=%d\n",
+ printk(KERN_ERR "%s[%u] OFA CM event_handler returned, ret=%d\n",
__func__, __LINE__, ret);
return;
@@ -3374,6 +3566,14 @@ static void nes_cm_event_handler(struct work_struct *work)
cm_event_connected(event);
nes_debug(NES_DBG_CM, "CM Event: CONNECTED\n");
break;
+ case NES_CM_EVENT_MPA_REJECT:
+ if ((!event->cm_node->cm_id) ||
+ (event->cm_node->state == NES_CM_STATE_TSA))
+ break;
+ cm_event_mpa_reject(event);
+ nes_debug(NES_DBG_CM, "CM Event: REJECT\n");
+ break;
+
case NES_CM_EVENT_ABORTED:
if ((!event->cm_node->cm_id) ||
(event->cm_node->state == NES_CM_STATE_TSA))
diff --git a/drivers/infiniband/hw/nes/nes_cm.h b/drivers/infiniband/hw/nes/nes_cm.h
index fafa35042ebd..d5f778202eb7 100644
--- a/drivers/infiniband/hw/nes/nes_cm.h
+++ b/drivers/infiniband/hw/nes/nes_cm.h
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2006 - 2008 NetEffect, Inc. All rights reserved.
+ * Copyright (c) 2006 - 2009 Intel-NE, Inc. All rights reserved.
*
* This software is available to you under a choice of one of two
* licenses. You may choose to be licensed under the terms of the GNU
@@ -39,6 +39,9 @@
#define NES_MANAGE_APBVT_DEL 0
#define NES_MANAGE_APBVT_ADD 1
+#define NES_MPA_REQUEST_ACCEPT 1
+#define NES_MPA_REQUEST_REJECT 2
+
/* IETF MPA -- defines, enums, structs */
#define IEFT_MPA_KEY_REQ "MPA ID Req Frame"
#define IEFT_MPA_KEY_REP "MPA ID Rep Frame"
@@ -186,6 +189,7 @@ enum nes_cm_node_state {
NES_CM_STATE_ACCEPTING,
NES_CM_STATE_MPAREQ_SENT,
NES_CM_STATE_MPAREQ_RCVD,
+ NES_CM_STATE_MPAREJ_RCVD,
NES_CM_STATE_TSA,
NES_CM_STATE_FIN_WAIT1,
NES_CM_STATE_FIN_WAIT2,
@@ -278,13 +282,12 @@ struct nes_cm_node {
struct nes_timer_entry *send_entry;
spinlock_t retrans_list_lock;
- struct list_head recv_list;
- spinlock_t recv_list_lock;
+ struct nes_timer_entry *recv_entry;
int send_write0;
union {
struct ietf_mpa_frame mpa_frame;
- u8 mpa_frame_buf[NES_CM_DEFAULT_MTU];
+ u8 mpa_frame_buf[MAX_CM_BUFFER];
};
u16 mpa_frame_size;
struct iw_cm_id *cm_id;
@@ -326,6 +329,7 @@ enum nes_cm_event_type {
NES_CM_EVENT_MPA_REQ,
NES_CM_EVENT_MPA_CONNECT,
NES_CM_EVENT_MPA_ACCEPT,
+ NES_CM_EVENT_MPA_REJECT,
NES_CM_EVENT_MPA_ESTABLISHED,
NES_CM_EVENT_CONNECTED,
NES_CM_EVENT_CLOSED,
diff --git a/drivers/infiniband/hw/nes/nes_context.h b/drivers/infiniband/hw/nes/nes_context.h
index da9daba8e668..0fb8d81d9a62 100644
--- a/drivers/infiniband/hw/nes/nes_context.h
+++ b/drivers/infiniband/hw/nes/nes_context.h
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2006 - 2008 NetEffect, Inc. All rights reserved.
+ * Copyright (c) 2006 - 2009 Intel-NE, Inc. All rights reserved.
*
* This software is available to you under a choice of one of two
* licenses. You may choose to be licensed under the terms of the GNU
diff --git a/drivers/infiniband/hw/nes/nes_hw.c b/drivers/infiniband/hw/nes/nes_hw.c
index 5d139db1b771..9a51f25c6cee 100644
--- a/drivers/infiniband/hw/nes/nes_hw.c
+++ b/drivers/infiniband/hw/nes/nes_hw.c
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2006 - 2008 NetEffect, Inc. All rights reserved.
+ * Copyright (c) 2006 - 2009 Intel-NE, Inc. All rights reserved.
*
* This software is available to you under a choice of one of two
* licenses. You may choose to be licensed under the terms of the GNU
@@ -254,6 +254,7 @@ struct nes_adapter *nes_init_adapter(struct nes_device *nesdev, u8 hw_rev) {
u32 adapter_size;
u32 arp_table_size;
u16 vendor_id;
+ u16 device_id;
u8 OneG_Mode;
u8 func_index;
@@ -356,6 +357,13 @@ struct nes_adapter *nes_init_adapter(struct nes_device *nesdev, u8 hw_rev) {
return NULL;
}
+ nesadapter->vendor_id = (((u32) nesadapter->mac_addr_high) << 8) |
+ (nesadapter->mac_addr_low >> 24);
+
+ pci_bus_read_config_word(nesdev->pcidev->bus, nesdev->pcidev->devfn,
+ PCI_DEVICE_ID, &device_id);
+ nesadapter->vendor_part_id = device_id;
+
if (nes_init_serdes(nesdev, hw_rev, port_count, nesadapter,
OneG_Mode)) {
kfree(nesadapter);
@@ -1636,7 +1644,6 @@ int nes_init_nic_qp(struct nes_device *nesdev, struct net_device *netdev)
nesvnic->post_cqp_request = nes_post_cqp_request;
nesvnic->mcrq_mcast_filter = NULL;
- spin_lock_init(&nesvnic->nic.sq_lock);
spin_lock_init(&nesvnic->nic.rq_lock);
/* setup the RQ */
@@ -2261,6 +2268,8 @@ static void nes_process_aeq(struct nes_device *nesdev, struct nes_hw_aeq *aeq)
if (++head >= aeq_size)
head = 0;
+
+ nes_write32(nesdev->regs + NES_AEQ_ALLOC, 1 << 16);
}
while (1);
aeq->aeq_head = head;
@@ -2622,9 +2631,9 @@ void nes_nic_ce_handler(struct nes_device *nesdev, struct nes_hw_nic_cq *cq)
} else
break;
}
- if (skb)
- dev_kfree_skb_any(skb);
}
+ if (skb)
+ dev_kfree_skb_any(skb);
nesnic->sq_tail++;
nesnic->sq_tail &= nesnic->sq_size-1;
if (sq_cqes > 128) {
diff --git a/drivers/infiniband/hw/nes/nes_hw.h b/drivers/infiniband/hw/nes/nes_hw.h
index bc0b4de04450..f41a8710d2a8 100644
--- a/drivers/infiniband/hw/nes/nes_hw.h
+++ b/drivers/infiniband/hw/nes/nes_hw.h
@@ -1,5 +1,5 @@
/*
-* Copyright (c) 2006 - 2008 NetEffect, Inc. All rights reserved.
+* Copyright (c) 2006 - 2009 Intel-NE, Inc. All rights reserved.
*
* This software is available to you under a choice of one of two
* licenses. You may choose to be licensed under the terms of the GNU
@@ -61,6 +61,7 @@ enum pci_regs {
NES_CQ_ACK = 0x0034,
NES_WQE_ALLOC = 0x0040,
NES_CQE_ALLOC = 0x0044,
+ NES_AEQ_ALLOC = 0x0048
};
enum indexed_regs {
@@ -875,7 +876,6 @@ struct nes_hw_nic {
u8 replenishing_rq;
u8 reserved;
- spinlock_t sq_lock;
spinlock_t rq_lock;
};
@@ -1147,7 +1147,6 @@ struct nes_ib_device;
struct nes_vnic {
struct nes_ib_device *nesibdev;
u64 sq_full;
- u64 sq_locked;
u64 tso_requests;
u64 segmented_tso_requests;
u64 linearized_skbs;
diff --git a/drivers/infiniband/hw/nes/nes_nic.c b/drivers/infiniband/hw/nes/nes_nic.c
index 57a47cf7e513..025ed9f7d9c2 100644
--- a/drivers/infiniband/hw/nes/nes_nic.c
+++ b/drivers/infiniband/hw/nes/nes_nic.c
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2006 - 2008 NetEffect, Inc. All rights reserved.
+ * Copyright (c) 2006 - 2009 Intel-NE, Inc. All rights reserved.
*
* This software is available to you under a choice of one of two
* licenses. You may choose to be licensed under the terms of the GNU
@@ -400,8 +400,7 @@ static int nes_nic_send(struct sk_buff *skb, struct net_device *netdev)
if (skb_headlen(skb) == skb->len) {
if (skb_headlen(skb) <= NES_FIRST_FRAG_SIZE) {
nic_sqe->wqe_words[NES_NIC_SQ_WQE_LENGTH_2_1_IDX] = 0;
- nesnic->tx_skb[nesnic->sq_head] = NULL;
- dev_kfree_skb(skb);
+ nesnic->tx_skb[nesnic->sq_head] = skb;
}
} else {
/* Deal with Fragments */
@@ -453,7 +452,6 @@ static int nes_netdev_start_xmit(struct sk_buff *skb, struct net_device *netdev)
u32 wqe_count=1;
u32 send_rc;
struct iphdr *iph;
- unsigned long flags;
__le16 *wqe_fragment_length;
u32 nr_frags;
u32 original_first_length;
@@ -480,13 +478,6 @@ static int nes_netdev_start_xmit(struct sk_buff *skb, struct net_device *netdev)
if (netif_queue_stopped(netdev))
return NETDEV_TX_BUSY;
- local_irq_save(flags);
- if (!spin_trylock(&nesnic->sq_lock)) {
- local_irq_restore(flags);
- nesvnic->sq_locked++;
- return NETDEV_TX_LOCKED;
- }
-
/* Check if SQ is full */
if ((((nesnic->sq_tail+(nesnic->sq_size*2))-nesnic->sq_head) & (nesnic->sq_size - 1)) == 1) {
if (!netif_queue_stopped(netdev)) {
@@ -498,7 +489,6 @@ static int nes_netdev_start_xmit(struct sk_buff *skb, struct net_device *netdev)
}
}
nesvnic->sq_full++;
- spin_unlock_irqrestore(&nesnic->sq_lock, flags);
return NETDEV_TX_BUSY;
}
@@ -531,7 +521,6 @@ sq_no_longer_full:
}
}
nesvnic->sq_full++;
- spin_unlock_irqrestore(&nesnic->sq_lock, flags);
nes_debug(NES_DBG_NIC_TX, "%s: HNIC SQ full- TSO request has too many frags!\n",
netdev->name);
return NETDEV_TX_BUSY;
@@ -656,17 +645,13 @@ tso_sq_no_longer_full:
skb_set_transport_header(skb, hoffset);
skb_set_network_header(skb, nhoffset);
send_rc = nes_nic_send(skb, netdev);
- if (send_rc != NETDEV_TX_OK) {
- spin_unlock_irqrestore(&nesnic->sq_lock, flags);
+ if (send_rc != NETDEV_TX_OK)
return NETDEV_TX_OK;
- }
}
} else {
send_rc = nes_nic_send(skb, netdev);
- if (send_rc != NETDEV_TX_OK) {
- spin_unlock_irqrestore(&nesnic->sq_lock, flags);
+ if (send_rc != NETDEV_TX_OK)
return NETDEV_TX_OK;
- }
}
barrier();
@@ -676,7 +661,6 @@ tso_sq_no_longer_full:
(wqe_count << 24) | (1 << 23) | nesvnic->nic.qp_id);
netdev->trans_start = jiffies;
- spin_unlock_irqrestore(&nesnic->sq_lock, flags);
return NETDEV_TX_OK;
}
@@ -1012,7 +996,6 @@ static const char nes_ethtool_stringset[][ETH_GSTRING_LEN] = {
"Pause Frames Received",
"Internal Routing Errors",
"SQ SW Dropped SKBs",
- "SQ Locked",
"SQ Full",
"Segmented TSO Requests",
"Rx Symbol Errors",
@@ -1129,16 +1112,17 @@ static void nes_netdev_get_ethtool_stats(struct net_device *netdev,
struct nes_device *nesdev = nesvnic->nesdev;
u32 nic_count;
u32 u32temp;
+ u32 index = 0;
target_ethtool_stats->n_stats = NES_ETHTOOL_STAT_COUNT;
- target_stat_values[0] = nesvnic->nesdev->link_status_interrupts;
- target_stat_values[1] = nesvnic->linearized_skbs;
- target_stat_values[2] = nesvnic->tso_requests;
+ target_stat_values[index] = nesvnic->nesdev->link_status_interrupts;
+ target_stat_values[++index] = nesvnic->linearized_skbs;
+ target_stat_values[++index] = nesvnic->tso_requests;
u32temp = nes_read_indexed(nesdev,
NES_IDX_MAC_TX_PAUSE_FRAMES + (nesvnic->nesdev->mac_index*0x200));
nesvnic->nesdev->mac_pause_frames_sent += u32temp;
- target_stat_values[3] = nesvnic->nesdev->mac_pause_frames_sent;
+ target_stat_values[++index] = nesvnic->nesdev->mac_pause_frames_sent;
u32temp = nes_read_indexed(nesdev,
NES_IDX_MAC_RX_PAUSE_FRAMES + (nesvnic->nesdev->mac_index*0x200));
@@ -1209,60 +1193,59 @@ static void nes_netdev_get_ethtool_stats(struct net_device *netdev,
nesvnic->endnode_ipv4_tcp_retransmits += u32temp;
}
- target_stat_values[4] = nesvnic->nesdev->mac_pause_frames_received;
- target_stat_values[5] = nesdev->nesadapter->nic_rx_eth_route_err;
- target_stat_values[6] = nesvnic->tx_sw_dropped;
- target_stat_values[7] = nesvnic->sq_locked;
- target_stat_values[8] = nesvnic->sq_full;
- target_stat_values[9] = nesvnic->segmented_tso_requests;
- target_stat_values[10] = nesvnic->nesdev->mac_rx_symbol_err_frames;
- target_stat_values[11] = nesvnic->nesdev->mac_rx_jabber_frames;
- target_stat_values[12] = nesvnic->nesdev->mac_rx_oversized_frames;
- target_stat_values[13] = nesvnic->nesdev->mac_rx_short_frames;
- target_stat_values[14] = nesvnic->endnode_nstat_rx_discard;
- target_stat_values[15] = nesvnic->endnode_nstat_rx_octets;
- target_stat_values[16] = nesvnic->endnode_nstat_rx_frames;
- target_stat_values[17] = nesvnic->endnode_nstat_tx_octets;
- target_stat_values[18] = nesvnic->endnode_nstat_tx_frames;
- target_stat_values[19] = mh_detected;
- target_stat_values[20] = mh_pauses_sent;
- target_stat_values[21] = nesvnic->endnode_ipv4_tcp_retransmits;
- target_stat_values[22] = atomic_read(&cm_connects);
- target_stat_values[23] = atomic_read(&cm_accepts);
- target_stat_values[24] = atomic_read(&cm_disconnects);
- target_stat_values[25] = atomic_read(&cm_connecteds);
- target_stat_values[26] = atomic_read(&cm_connect_reqs);
- target_stat_values[27] = atomic_read(&cm_rejects);
- target_stat_values[28] = atomic_read(&mod_qp_timouts);
- target_stat_values[29] = atomic_read(&qps_created);
- target_stat_values[30] = atomic_read(&sw_qps_destroyed);
- target_stat_values[31] = atomic_read(&qps_destroyed);
- target_stat_values[32] = atomic_read(&cm_closes);
- target_stat_values[33] = cm_packets_sent;
- target_stat_values[34] = cm_packets_bounced;
- target_stat_values[35] = cm_packets_created;
- target_stat_values[36] = cm_packets_received;
- target_stat_values[37] = cm_packets_dropped;
- target_stat_values[38] = cm_packets_retrans;
- target_stat_values[39] = cm_listens_created;
- target_stat_values[40] = cm_listens_destroyed;
- target_stat_values[41] = cm_backlog_drops;
- target_stat_values[42] = atomic_read(&cm_loopbacks);
- target_stat_values[43] = atomic_read(&cm_nodes_created);
- target_stat_values[44] = atomic_read(&cm_nodes_destroyed);
- target_stat_values[45] = atomic_read(&cm_accel_dropped_pkts);
- target_stat_values[46] = atomic_read(&cm_resets_recvd);
- target_stat_values[47] = int_mod_timer_init;
- target_stat_values[48] = int_mod_cq_depth_1;
- target_stat_values[49] = int_mod_cq_depth_4;
- target_stat_values[50] = int_mod_cq_depth_16;
- target_stat_values[51] = int_mod_cq_depth_24;
- target_stat_values[52] = int_mod_cq_depth_32;
- target_stat_values[53] = int_mod_cq_depth_128;
- target_stat_values[54] = int_mod_cq_depth_256;
- target_stat_values[55] = nesvnic->lro_mgr.stats.aggregated;
- target_stat_values[56] = nesvnic->lro_mgr.stats.flushed;
- target_stat_values[57] = nesvnic->lro_mgr.stats.no_desc;
+ target_stat_values[++index] = nesvnic->nesdev->mac_pause_frames_received;
+ target_stat_values[++index] = nesdev->nesadapter->nic_rx_eth_route_err;
+ target_stat_values[++index] = nesvnic->tx_sw_dropped;
+ target_stat_values[++index] = nesvnic->sq_full;
+ target_stat_values[++index] = nesvnic->segmented_tso_requests;
+ target_stat_values[++index] = nesvnic->nesdev->mac_rx_symbol_err_frames;
+ target_stat_values[++index] = nesvnic->nesdev->mac_rx_jabber_frames;
+ target_stat_values[++index] = nesvnic->nesdev->mac_rx_oversized_frames;
+ target_stat_values[++index] = nesvnic->nesdev->mac_rx_short_frames;
+ target_stat_values[++index] = nesvnic->endnode_nstat_rx_discard;
+ target_stat_values[++index] = nesvnic->endnode_nstat_rx_octets;
+ target_stat_values[++index] = nesvnic->endnode_nstat_rx_frames;
+ target_stat_values[++index] = nesvnic->endnode_nstat_tx_octets;
+ target_stat_values[++index] = nesvnic->endnode_nstat_tx_frames;
+ target_stat_values[++index] = mh_detected;
+ target_stat_values[++index] = mh_pauses_sent;
+ target_stat_values[++index] = nesvnic->endnode_ipv4_tcp_retransmits;
+ target_stat_values[++index] = atomic_read(&cm_connects);
+ target_stat_values[++index] = atomic_read(&cm_accepts);
+ target_stat_values[++index] = atomic_read(&cm_disconnects);
+ target_stat_values[++index] = atomic_read(&cm_connecteds);
+ target_stat_values[++index] = atomic_read(&cm_connect_reqs);
+ target_stat_values[++index] = atomic_read(&cm_rejects);
+ target_stat_values[++index] = atomic_read(&mod_qp_timouts);
+ target_stat_values[++index] = atomic_read(&qps_created);
+ target_stat_values[++index] = atomic_read(&sw_qps_destroyed);
+ target_stat_values[++index] = atomic_read(&qps_destroyed);
+ target_stat_values[++index] = atomic_read(&cm_closes);
+ target_stat_values[++index] = cm_packets_sent;
+ target_stat_values[++index] = cm_packets_bounced;
+ target_stat_values[++index] = cm_packets_created;
+ target_stat_values[++index] = cm_packets_received;
+ target_stat_values[++index] = cm_packets_dropped;
+ target_stat_values[++index] = cm_packets_retrans;
+ target_stat_values[++index] = cm_listens_created;
+ target_stat_values[++index] = cm_listens_destroyed;
+ target_stat_values[++index] = cm_backlog_drops;
+ target_stat_values[++index] = atomic_read(&cm_loopbacks);
+ target_stat_values[++index] = atomic_read(&cm_nodes_created);
+ target_stat_values[++index] = atomic_read(&cm_nodes_destroyed);
+ target_stat_values[++index] = atomic_read(&cm_accel_dropped_pkts);
+ target_stat_values[++index] = atomic_read(&cm_resets_recvd);
+ target_stat_values[++index] = int_mod_timer_init;
+ target_stat_values[++index] = int_mod_cq_depth_1;
+ target_stat_values[++index] = int_mod_cq_depth_4;
+ target_stat_values[++index] = int_mod_cq_depth_16;
+ target_stat_values[++index] = int_mod_cq_depth_24;
+ target_stat_values[++index] = int_mod_cq_depth_32;
+ target_stat_values[++index] = int_mod_cq_depth_128;
+ target_stat_values[++index] = int_mod_cq_depth_256;
+ target_stat_values[++index] = nesvnic->lro_mgr.stats.aggregated;
+ target_stat_values[++index] = nesvnic->lro_mgr.stats.flushed;
+ target_stat_values[++index] = nesvnic->lro_mgr.stats.no_desc;
}
@@ -1616,7 +1599,6 @@ struct net_device *nes_netdev_init(struct nes_device *nesdev,
nes_debug(NES_DBG_INIT, "Enabling VLAN Insert/Delete.\n");
netdev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX;
netdev->vlan_rx_register = nes_netdev_vlan_rx_register;
- netdev->features |= NETIF_F_LLTX;
/* Fill in the port structure */
nesvnic->netdev = netdev;
diff --git a/drivers/infiniband/hw/nes/nes_user.h b/drivers/infiniband/hw/nes/nes_user.h
index e64306bce80b..cc90c14b49eb 100644
--- a/drivers/infiniband/hw/nes/nes_user.h
+++ b/drivers/infiniband/hw/nes/nes_user.h
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2006 - 2008 NetEffect. All rights reserved.
+ * Copyright (c) 2006 - 2009 Intel-NE, Inc. All rights reserved.
* Copyright (c) 2005 Topspin Communications. All rights reserved.
* Copyright (c) 2005 Cisco Systems. All rights reserved.
* Copyright (c) 2005 Open Grid Computing, Inc. All rights reserved.
diff --git a/drivers/infiniband/hw/nes/nes_utils.c b/drivers/infiniband/hw/nes/nes_utils.c
index 6f3bc1b6bf22..a282031d15c7 100644
--- a/drivers/infiniband/hw/nes/nes_utils.c
+++ b/drivers/infiniband/hw/nes/nes_utils.c
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2006 - 2008 NetEffect, Inc. All rights reserved.
+ * Copyright (c) 2006 - 2009 Intel-NE, Inc. All rights reserved.
*
* This software is available to you under a choice of one of two
* licenses. You may choose to be licensed under the terms of the GNU
diff --git a/drivers/infiniband/hw/nes/nes_verbs.c b/drivers/infiniband/hw/nes/nes_verbs.c
index d93a6562817c..7e5b5ba13a74 100644
--- a/drivers/infiniband/hw/nes/nes_verbs.c
+++ b/drivers/infiniband/hw/nes/nes_verbs.c
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2006 - 2008 NetEffect, Inc. All rights reserved.
+ * Copyright (c) 2006 - 2009 Intel-NE, Inc. All rights reserved.
*
* This software is available to you under a choice of one of two
* licenses. You may choose to be licensed under the terms of the GNU
@@ -551,6 +551,7 @@ static int nes_dealloc_fmr(struct ib_fmr *ibfmr)
struct nes_device *nesdev = nesvnic->nesdev;
struct nes_adapter *nesadapter = nesdev->nesadapter;
int i = 0;
+ int rc;
/* free the resources */
if (nesfmr->leaf_pbl_cnt == 0) {
@@ -572,7 +573,9 @@ static int nes_dealloc_fmr(struct ib_fmr *ibfmr)
nesmr->ibmw.rkey = ibfmr->rkey;
nesmr->ibmw.uobject = NULL;
- if (nesfmr->nesmr.pbls_used != 0) {
+ rc = nes_dealloc_mw(&nesmr->ibmw);
+
+ if ((rc == 0) && (nesfmr->nesmr.pbls_used != 0)) {
spin_lock_irqsave(&nesadapter->pbl_lock, flags);
if (nesfmr->nesmr.pbl_4k) {
nesadapter->free_4kpbl += nesfmr->nesmr.pbls_used;
@@ -584,7 +587,7 @@ static int nes_dealloc_fmr(struct ib_fmr *ibfmr)
spin_unlock_irqrestore(&nesadapter->pbl_lock, flags);
}
- return nes_dealloc_mw(&nesmr->ibmw);
+ return rc;
}
@@ -1886,21 +1889,75 @@ static int nes_destroy_cq(struct ib_cq *ib_cq)
return ret;
}
+/**
+ * root_256
+ */
+static u32 root_256(struct nes_device *nesdev,
+ struct nes_root_vpbl *root_vpbl,
+ struct nes_root_vpbl *new_root,
+ u16 pbl_count_4k,
+ u16 pbl_count_256)
+{
+ u64 leaf_pbl;
+ int i, j, k;
+
+ if (pbl_count_4k == 1) {
+ new_root->pbl_vbase = pci_alloc_consistent(nesdev->pcidev,
+ 512, &new_root->pbl_pbase);
+
+ if (new_root->pbl_vbase == NULL)
+ return 0;
+
+ leaf_pbl = (u64)root_vpbl->pbl_pbase;
+ for (i = 0; i < 16; i++) {
+ new_root->pbl_vbase[i].pa_low =
+ cpu_to_le32((u32)leaf_pbl);
+ new_root->pbl_vbase[i].pa_high =
+ cpu_to_le32((u32)((((u64)leaf_pbl) >> 32)));
+ leaf_pbl += 256;
+ }
+ } else {
+ for (i = 3; i >= 0; i--) {
+ j = i * 16;
+ root_vpbl->pbl_vbase[j] = root_vpbl->pbl_vbase[i];
+ leaf_pbl = le32_to_cpu(root_vpbl->pbl_vbase[j].pa_low) +
+ (((u64)le32_to_cpu(root_vpbl->pbl_vbase[j].pa_high))
+ << 32);
+ for (k = 1; k < 16; k++) {
+ leaf_pbl += 256;
+ root_vpbl->pbl_vbase[j + k].pa_low =
+ cpu_to_le32((u32)leaf_pbl);
+ root_vpbl->pbl_vbase[j + k].pa_high =
+ cpu_to_le32((u32)((((u64)leaf_pbl) >> 32)));
+ }
+ }
+ }
+
+ return 1;
+}
+
/**
* nes_reg_mr
*/
static int nes_reg_mr(struct nes_device *nesdev, struct nes_pd *nespd,
u32 stag, u64 region_length, struct nes_root_vpbl *root_vpbl,
- dma_addr_t single_buffer, u16 pbl_count, u16 residual_page_count,
- int acc, u64 *iova_start)
+ dma_addr_t single_buffer, u16 pbl_count_4k,
+ u16 residual_page_count_4k, int acc, u64 *iova_start,
+ u16 *actual_pbl_cnt, u8 *used_4k_pbls)
{
struct nes_hw_cqp_wqe *cqp_wqe;
struct nes_cqp_request *cqp_request;
unsigned long flags;
int ret;
struct nes_adapter *nesadapter = nesdev->nesadapter;
- /* int count; */
+ uint pg_cnt = 0;
+ u16 pbl_count_256;
+ u16 pbl_count = 0;
+ u8 use_256_pbls = 0;
+ u8 use_4k_pbls = 0;
+ u16 use_two_level = (pbl_count_4k > 1) ? 1 : 0;
+ struct nes_root_vpbl new_root = {0, 0, 0};
u32 opcode = 0;
u16 major_code;
@@ -1913,41 +1970,70 @@ static int nes_reg_mr(struct nes_device *nesdev, struct nes_pd *nespd,
cqp_request->waiting = 1;
cqp_wqe = &cqp_request->cqp_wqe;
- spin_lock_irqsave(&nesadapter->pbl_lock, flags);
- /* track PBL resources */
- if (pbl_count != 0) {
- if (pbl_count > 1) {
- /* Two level PBL */
- if ((pbl_count+1) > nesadapter->free_4kpbl) {
- nes_debug(NES_DBG_MR, "Out of 4KB Pbls for two level request.\n");
- spin_unlock_irqrestore(&nesadapter->pbl_lock, flags);
- nes_free_cqp_request(nesdev, cqp_request);
- return -ENOMEM;
- } else {
- nesadapter->free_4kpbl -= pbl_count+1;
- }
- } else if (residual_page_count > 32) {
- if (pbl_count > nesadapter->free_4kpbl) {
- nes_debug(NES_DBG_MR, "Out of 4KB Pbls.\n");
- spin_unlock_irqrestore(&nesadapter->pbl_lock, flags);
- nes_free_cqp_request(nesdev, cqp_request);
- return -ENOMEM;
- } else {
- nesadapter->free_4kpbl -= pbl_count;
+ if (pbl_count_4k) {
+ spin_lock_irqsave(&nesadapter->pbl_lock, flags);
+
+ pg_cnt = ((pbl_count_4k - 1) * 512) + residual_page_count_4k;
+ pbl_count_256 = (pg_cnt + 31) / 32;
+ if (pg_cnt <= 32) {
+ if (pbl_count_256 <= nesadapter->free_256pbl)
+ use_256_pbls = 1;
+ else if (pbl_count_4k <= nesadapter->free_4kpbl)
+ use_4k_pbls = 1;
+ } else if (pg_cnt <= 2048) {
+ if (((pbl_count_4k + use_two_level) <= nesadapter->free_4kpbl) &&
+ (nesadapter->free_4kpbl > (nesadapter->max_4kpbl >> 1))) {
+ use_4k_pbls = 1;
+ } else if ((pbl_count_256 + 1) <= nesadapter->free_256pbl) {
+ use_256_pbls = 1;
+ use_two_level = 1;
+ } else if ((pbl_count_4k + use_two_level) <= nesadapter->free_4kpbl) {
+ use_4k_pbls = 1;
}
} else {
- if (pbl_count > nesadapter->free_256pbl) {
- nes_debug(NES_DBG_MR, "Out of 256B Pbls.\n");
- spin_unlock_irqrestore(&nesadapter->pbl_lock, flags);
- nes_free_cqp_request(nesdev, cqp_request);
- return -ENOMEM;
- } else {
- nesadapter->free_256pbl -= pbl_count;
- }
+ if ((pbl_count_4k + 1) <= nesadapter->free_4kpbl)
+ use_4k_pbls = 1;
}
+
+ if (use_256_pbls) {
+ pbl_count = pbl_count_256;
+ nesadapter->free_256pbl -= pbl_count + use_two_level;
+ } else if (use_4k_pbls) {
+ pbl_count = pbl_count_4k;
+ nesadapter->free_4kpbl -= pbl_count + use_two_level;
+ } else {
+ spin_unlock_irqrestore(&nesadapter->pbl_lock, flags);
+ nes_debug(NES_DBG_MR, "Out of Pbls\n");
+ nes_free_cqp_request(nesdev, cqp_request);
+ return -ENOMEM;
+ }
+
+ spin_unlock_irqrestore(&nesadapter->pbl_lock, flags);
}
- spin_unlock_irqrestore(&nesadapter->pbl_lock, flags);
+ if (use_256_pbls && use_two_level) {
+ if (root_256(nesdev, root_vpbl, &new_root, pbl_count_4k, pbl_count_256) == 1) {
+ if (new_root.pbl_pbase != 0)
+ root_vpbl = &new_root;
+ } else {
+ spin_lock_irqsave(&nesadapter->pbl_lock, flags);
+ nesadapter->free_256pbl += pbl_count_256 + use_two_level;
+ use_256_pbls = 0;
+
+ if (pbl_count_4k == 1)
+ use_two_level = 0;
+ pbl_count = pbl_count_4k;
+
+ if ((pbl_count_4k + use_two_level) <= nesadapter->free_4kpbl) {
+ nesadapter->free_4kpbl -= pbl_count + use_two_level;
+ use_4k_pbls = 1;
+ }
+ spin_unlock_irqrestore(&nesadapter->pbl_lock, flags);
+
+ if (use_4k_pbls == 0)
+ return -ENOMEM;
+ }
+ }
opcode = NES_CQP_REGISTER_STAG | NES_CQP_STAG_RIGHTS_LOCAL_READ |
NES_CQP_STAG_VA_TO | NES_CQP_STAG_MR;
@@ -1976,10 +2062,9 @@ static int nes_reg_mr(struct nes_device *nesdev, struct nes_pd *nespd,
} else {
set_wqe_64bit_value(cqp_wqe->wqe_words, NES_CQP_STAG_WQE_PA_LOW_IDX, root_vpbl->pbl_pbase);
set_wqe_32bit_value(cqp_wqe->wqe_words, NES_CQP_STAG_WQE_PBL_BLK_COUNT_IDX, pbl_count);
- set_wqe_32bit_value(cqp_wqe->wqe_words, NES_CQP_STAG_WQE_PBL_LEN_IDX,
- (((pbl_count - 1) * 4096) + (residual_page_count*8)));
+ set_wqe_32bit_value(cqp_wqe->wqe_words, NES_CQP_STAG_WQE_PBL_LEN_IDX, (pg_cnt * 8));
- if ((pbl_count > 1) || (residual_page_count > 32))
+ if (use_4k_pbls)
cqp_wqe->wqe_words[NES_CQP_WQE_OPCODE_IDX] |= cpu_to_le32(NES_CQP_STAG_PBL_BLK_SIZE);
}
barrier();
@@ -1996,13 +2081,25 @@ static int nes_reg_mr(struct nes_device *nesdev, struct nes_pd *nespd,
major_code = cqp_request->major_code;
nes_put_cqp_request(nesdev, cqp_request);
+ if ((!ret || major_code) && pbl_count != 0) {
+ spin_lock_irqsave(&nesadapter->pbl_lock, flags);
+ if (use_256_pbls)
+ nesadapter->free_256pbl += pbl_count + use_two_level;
+ else if (use_4k_pbls)
+ nesadapter->free_4kpbl += pbl_count + use_two_level;
+ spin_unlock_irqrestore(&nesadapter->pbl_lock, flags);
+ }
+ if (new_root.pbl_pbase)
+ pci_free_consistent(nesdev->pcidev, 512, new_root.pbl_vbase,
+ new_root.pbl_pbase);
+
if (!ret)
return -ETIME;
else if (major_code)
return -EIO;
- else
- return 0;
+ *actual_pbl_cnt = pbl_count + use_two_level;
+ *used_4k_pbls = use_4k_pbls;
return 0;
}
@@ -2167,18 +2264,14 @@ static struct ib_mr *nes_reg_phys_mr(struct ib_pd *ib_pd,
pbl_count = root_pbl_index;
}
ret = nes_reg_mr(nesdev, nespd, stag, region_length, &root_vpbl,
- buffer_list[0].addr, pbl_count, (u16)cur_pbl_index, acc, iova_start);
+ buffer_list[0].addr, pbl_count, (u16)cur_pbl_index, acc, iova_start,
+ &nesmr->pbls_used, &nesmr->pbl_4k);
if (ret == 0) {
nesmr->ibmr.rkey = stag;
nesmr->ibmr.lkey = stag;
nesmr->mode = IWNES_MEMREG_TYPE_MEM;
ibmr = &nesmr->ibmr;
- nesmr->pbl_4k = ((pbl_count > 1) || (cur_pbl_index > 32)) ? 1 : 0;
- nesmr->pbls_used = pbl_count;
- if (pbl_count > 1) {
- nesmr->pbls_used++;
- }
} else {
kfree(nesmr);
ibmr = ERR_PTR(-ENOMEM);
@@ -2456,8 +2549,9 @@ static struct ib_mr *nes_reg_user_mr(struct ib_pd *pd, u64 start, u64 length,
stag, (unsigned int)iova_start,
(unsigned int)region_length, stag_index,
(unsigned long long)region->length, pbl_count);
- ret = nes_reg_mr( nesdev, nespd, stag, region->length, &root_vpbl,
- first_dma_addr, pbl_count, (u16)cur_pbl_index, acc, &iova_start);
+ ret = nes_reg_mr(nesdev, nespd, stag, region->length, &root_vpbl,
+ first_dma_addr, pbl_count, (u16)cur_pbl_index, acc,
+ &iova_start, &nesmr->pbls_used, &nesmr->pbl_4k);
nes_debug(NES_DBG_MR, "ret=%d\n", ret);
@@ -2466,11 +2560,6 @@ static struct ib_mr *nes_reg_user_mr(struct ib_pd *pd, u64 start, u64 length,
nesmr->ibmr.lkey = stag;
nesmr->mode = IWNES_MEMREG_TYPE_MEM;
ibmr = &nesmr->ibmr;
- nesmr->pbl_4k = ((pbl_count > 1) || (cur_pbl_index > 32)) ? 1 : 0;
- nesmr->pbls_used = pbl_count;
- if (pbl_count > 1) {
- nesmr->pbls_used++;
- }
} else {
ib_umem_release(region);
kfree(nesmr);
@@ -2609,24 +2698,6 @@ static int nes_dereg_mr(struct ib_mr *ib_mr)
cqp_request->waiting = 1;
cqp_wqe = &cqp_request->cqp_wqe;
- spin_lock_irqsave(&nesadapter->pbl_lock, flags);
- if (nesmr->pbls_used != 0) {
- if (nesmr->pbl_4k) {
- nesadapter->free_4kpbl += nesmr->pbls_used;
- if (nesadapter->free_4kpbl > nesadapter->max_4kpbl) {
- printk(KERN_ERR PFX "free 4KB PBLs(%u) has exceeded the max(%u)\n",
- nesadapter->free_4kpbl, nesadapter->max_4kpbl);
- }
- } else {
- nesadapter->free_256pbl += nesmr->pbls_used;
- if (nesadapter->free_256pbl > nesadapter->max_256pbl) {
- printk(KERN_ERR PFX "free 256B PBLs(%u) has exceeded the max(%u)\n",
- nesadapter->free_256pbl, nesadapter->max_256pbl);
- }
- }
- }
-
- spin_unlock_irqrestore(&nesadapter->pbl_lock, flags);
nes_fill_init_cqp_wqe(cqp_wqe, nesdev);
set_wqe_32bit_value(cqp_wqe->wqe_words, NES_CQP_WQE_OPCODE_IDX,
NES_CQP_DEALLOCATE_STAG | NES_CQP_STAG_VA_TO |
@@ -2644,11 +2715,6 @@ static int nes_dereg_mr(struct ib_mr *ib_mr)
" CQP Major:Minor codes = 0x%04X:0x%04X\n",
ib_mr->rkey, ret, cqp_request->major_code, cqp_request->minor_code);
- nes_free_resource(nesadapter, nesadapter->allocated_mrs,
- (ib_mr->rkey & 0x0fffff00) >> 8);
-
- kfree(nesmr);
-
major_code = cqp_request->major_code;
minor_code = cqp_request->minor_code;
@@ -2664,8 +2730,33 @@ static int nes_dereg_mr(struct ib_mr *ib_mr)
" to destroy STag, ib_mr=%p, rkey = 0x%08X\n",
major_code, minor_code, ib_mr, ib_mr->rkey);
return -EIO;
- } else
- return 0;
+ }
+
+ if (nesmr->pbls_used != 0) {
+ spin_lock_irqsave(&nesadapter->pbl_lock, flags);
+ if (nesmr->pbl_4k) {
+ nesadapter->free_4kpbl += nesmr->pbls_used;
+ if (nesadapter->free_4kpbl > nesadapter->max_4kpbl)
+ printk(KERN_ERR PFX "free 4KB PBLs(%u) has "
+ "exceeded the max(%u)\n",
+ nesadapter->free_4kpbl,
+ nesadapter->max_4kpbl);
+ } else {
+ nesadapter->free_256pbl += nesmr->pbls_used;
+ if (nesadapter->free_256pbl > nesadapter->max_256pbl)
+ printk(KERN_ERR PFX "free 256B PBLs(%u) has "
+ "exceeded the max(%u)\n",
+ nesadapter->free_256pbl,
+ nesadapter->max_256pbl);
+ }
+ spin_unlock_irqrestore(&nesadapter->pbl_lock, flags);
+ }
+ nes_free_resource(nesadapter, nesadapter->allocated_mrs,
+ (ib_mr->rkey & 0x0fffff00) >> 8);
+
+ kfree(nesmr);
+
+ return 0;
}
diff --git a/drivers/infiniband/hw/nes/nes_verbs.h b/drivers/infiniband/hw/nes/nes_verbs.h
index ae0ca9bc83bd..5e48f67fbe8d 100644
--- a/drivers/infiniband/hw/nes/nes_verbs.h
+++ b/drivers/infiniband/hw/nes/nes_verbs.h
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2006 - 2008 NetEffect, Inc. All rights reserved.
+ * Copyright (c) 2006 - 2009 Intel-NE, Inc. All rights reserved.
* Copyright (c) 2005 Open Grid Computing, Inc. All rights reserved.
*
* This software is available to you under a choice of one of two
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_main.c b/drivers/infiniband/ulp/ipoib/ipoib_main.c
index 0bd2a4ff0842..353c13b91e8f 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib_main.c
+++ b/drivers/infiniband/ulp/ipoib/ipoib_main.c
@@ -660,8 +660,12 @@ static void unicast_arp_send(struct sk_buff *skb, struct net_device *dev,
path = __path_find(dev, phdr->hwaddr + 4);
if (!path || !path->valid) {
- if (!path)
+ int new_path = 0;
+
+ if (!path) {
path = path_rec_create(dev, phdr->hwaddr + 4);
+ new_path = 1;
+ }
if (path) {
/* put pseudoheader back on for next time */
skb_push(skb, sizeof *phdr);
@@ -669,7 +673,8 @@ static void unicast_arp_send(struct sk_buff *skb, struct net_device *dev,
if (!path->query && path_rec_start(dev, path)) {
spin_unlock_irqrestore(&priv->lock, flags);
- path_free(dev, path);
+ if (new_path)
+ path_free(dev, path);
return;
} else
__path_add(dev, path);
diff --git a/drivers/infiniband/ulp/iser/iser_verbs.c b/drivers/infiniband/ulp/iser/iser_verbs.c
index 319b188145be..ea9e1556e0d6 100644
--- a/drivers/infiniband/ulp/iser/iser_verbs.c
+++ b/drivers/infiniband/ulp/iser/iser_verbs.c
@@ -401,13 +401,6 @@ static void iser_route_handler(struct rdma_cm_id *cma_id)
if (ret)
goto failure;
- iser_dbg("path.mtu is %d setting it to %d\n",
- cma_id->route.path_rec->mtu, IB_MTU_1024);
-
- /* we must set the MTU to 1024 as this is what the target is assuming */
- if (cma_id->route.path_rec->mtu > IB_MTU_1024)
- cma_id->route.path_rec->mtu = IB_MTU_1024;
-
memset(&conn_param, 0, sizeof conn_param);
conn_param.responder_resources = 4;
conn_param.initiator_depth = 1;