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Merge branches 'cxgb3', 'endian', 'ipath', 'ipoib', 'iser', 'mad', 'misc', 'mlx4', 'mthca', 'nes' and 'sysfs' into for-next

This commit is contained in:
Roland Dreier 2009-03-24 20:44:41 -07:00
parent d1fbe04eee 9c3da09917 e538052746 71d98b4628 1aedb7721f 4780c1953f 6b708b3dde a6a47771b1 270b8b8513 9d5ab13325 6432f36684
commit 09f98bafea
50 changed files with 1150 additions and 626 deletions
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15
drivers/infiniband/core/cm.c
View File

@ -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;

22
drivers/infiniband/core/cm_msgs.h
View File

@ -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,

4
drivers/infiniband/core/device.c
View File

@ -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);

40
drivers/infiniband/core/mad.c
View File

@ -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);
}

2
drivers/infiniband/core/mad_rmpp.c
View File

@ -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;

2
drivers/infiniband/core/sa_query.c
View File

@ -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);

19
drivers/infiniband/core/sysfs.c
View File

@ -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);

4
drivers/infiniband/hw/cxgb3/iwch_qp.c
View File

@ -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;

8
drivers/infiniband/hw/ehca/ehca_sqp.c
View File

@ -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

4
drivers/infiniband/hw/ipath/ipath_eeprom.c
View File

@ -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);

2
drivers/infiniband/hw/ipath/ipath_init_chip.c
View File

@ -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;
}

95
drivers/infiniband/hw/ipath/ipath_mad.c
View File

@ -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);

2
drivers/infiniband/hw/ipath/ipath_rc.c
View File

@ -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):

4
drivers/infiniband/hw/ipath/ipath_sdma.c
View File

@ -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 */

2
drivers/infiniband/hw/ipath/ipath_uc.c
View File

@ -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):

4
drivers/infiniband/hw/ipath/ipath_ud.c
View File

@ -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:;
}

8
drivers/infiniband/hw/ipath/ipath_user_pages.c
View File

@ -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;
}

6
drivers/infiniband/hw/ipath/ipath_user_sdma.c
View File

@ -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;
}

2
drivers/infiniband/hw/ipath/ipath_verbs.c
View File

@ -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;

10
drivers/infiniband/hw/ipath/ipath_verbs.h
View File

@ -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;

27
drivers/infiniband/hw/mlx4/mad.c
View File

@ -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);
}

5
drivers/infiniband/hw/mlx4/main.c
View File

@ -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);

22
drivers/infiniband/hw/mlx4/qp.c
View File

@ -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)

25
drivers/infiniband/hw/mthca/mthca_mad.c
View File

@ -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);
}

2
drivers/infiniband/hw/nes/nes.c
View File

@ -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

2
drivers/infiniband/hw/nes/nes.h
View File

@ -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

594
drivers/infiniband/hw/nes/nes_cm.c
View File

@ -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)
cm_node->state = NES_CM_STATE_TSA;
else
atomic_set(&cm_node->passive_state,
NES_PASSIVE_STATE_INDICATED);
create_event(cm_node, type);
return;
}
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;
}
break;
default:
WARN_ON(1);
break;
}
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;
@ -2625,9 +2764,7 @@ 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;
@ -2749,23 +2886,35 @@ 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;
strcpy(&cm_node->mpa_frame.key[0], IEFT_MPA_KEY_REP);
memcpy(&cm_node->mpa_frame.priv_data, pdata, pdata_len);
if (cm_node->mpa_frame_size > MAX_CM_BUFFER)
return -EINVAL;
strcpy(&cm_node->mpa_frame.key[0], IEFT_MPA_KEY_REP);
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);
}
@ -3274,13 +3423,56 @@ 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;
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("%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;
}
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;
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(KERN_ERR "%s[%u] OFA CM event_handler returned, ret=%d\n",
__func__, __LINE__, ret);
return;
@ -3345,6 +3537,14 @@ 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))

12
drivers/infiniband/hw/nes/nes_cm.h
View File

@ -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,

2
drivers/infiniband/hw/nes/nes_context.h
View File

@ -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

17
drivers/infiniband/hw/nes/nes_hw.c
View File

@ -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) {

5
drivers/infiniband/hw/nes/nes_hw.h
View File

@ -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;

142
drivers/infiniband/hw/nes/nes_nic.c
View File

@ -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;

2
drivers/infiniband/hw/nes/nes_user.h
View File

@ -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.

2
drivers/infiniband/hw/nes/nes_utils.c
View File

@ -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

249
drivers/infiniband/hw/nes/nes_verbs.c
View File

@ -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;
}
@ -1884,21 +1887,75 @@ 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;
@ -1911,41 +1968,70 @@ 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;
@ -1974,10 +2060,9 @@ 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();
@ -1994,13 +2079,25 @@ 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;
}
@ -2165,18 +2262,14 @@ 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);
@ -2454,8 +2547,9 @@ 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);
@ -2464,11 +2558,6 @@ 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);
@ -2607,24 +2696,6 @@ 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 |
@ -2642,11 +2713,6 @@ 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;
@ -2662,8 +2728,33 @@ 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;
}

2
drivers/infiniband/hw/nes/nes_verbs.h
View File

@ -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

9
drivers/infiniband/ulp/ipoib/ipoib_main.c
View File

@ -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);

7
drivers/infiniband/ulp/iser/iser_verbs.c
View File

@ -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;

2
drivers/net/mlx4/Makefile
View File

@ -1,7 +1,7 @@
obj-$(CONFIG_MLX4_CORE) += mlx4_core.o
mlx4_core-y := alloc.o catas.o cmd.o cq.o eq.o fw.o icm.o intf.o main.o mcg.o \
mr.o pd.o port.o profile.o qp.o reset.o srq.o
mr.o pd.o port.o profile.o qp.o reset.o sense.o srq.o
obj-$(CONFIG_MLX4_EN) += mlx4_en.o

16
drivers/net/mlx4/catas.c
View File

@ -42,7 +42,6 @@ enum {
static DEFINE_SPINLOCK(catas_lock);
static LIST_HEAD(catas_list);
static struct workqueue_struct *catas_wq;
static struct work_struct catas_work;
static int internal_err_reset = 1;
@ -77,7 +76,7 @@ static void poll_catas(unsigned long dev_ptr)
list_add(&priv->catas_err.list, &catas_list);
spin_unlock(&catas_lock);
queue_work(catas_wq, &catas_work);
queue_work(mlx4_wq, &catas_work);
}
} else
mod_timer(&priv->catas_err.timer,
@ -146,18 +145,7 @@ void mlx4_stop_catas_poll(struct mlx4_dev *dev)
spin_unlock_irq(&catas_lock);
}
int __init mlx4_catas_init(void)
void __init mlx4_catas_init(void)
{
INIT_WORK(&catas_work, catas_reset);
catas_wq = create_singlethread_workqueue("mlx4_err");
if (!catas_wq)
return -ENOMEM;
return 0;
}
void mlx4_catas_cleanup(void)
{
destroy_workqueue(catas_wq);
}

16
drivers/net/mlx4/eq.c
View File

@ -163,6 +163,7 @@ static int mlx4_eq_int(struct mlx4_dev *dev, struct mlx4_eq *eq)
int cqn;
int eqes_found = 0;
int set_ci = 0;
int port;
while ((eqe = next_eqe_sw(eq))) {
/*
@ -203,11 +204,16 @@ static int mlx4_eq_int(struct mlx4_dev *dev, struct mlx4_eq *eq)
break;
case MLX4_EVENT_TYPE_PORT_CHANGE:
mlx4_dispatch_event(dev,
eqe->subtype == MLX4_PORT_CHANGE_SUBTYPE_ACTIVE ?
MLX4_DEV_EVENT_PORT_UP :
MLX4_DEV_EVENT_PORT_DOWN,
be32_to_cpu(eqe->event.port_change.port) >> 28);
port = be32_to_cpu(eqe->event.port_change.port) >> 28;
if (eqe->subtype == MLX4_PORT_CHANGE_SUBTYPE_DOWN) {
mlx4_dispatch_event(dev, MLX4_DEV_EVENT_PORT_DOWN,
port);
mlx4_priv(dev)->sense.do_sense_port[port] = 1;
} else {
mlx4_dispatch_event(dev, MLX4_DEV_EVENT_PORT_UP,
port);
mlx4_priv(dev)->sense.do_sense_port[port] = 0;
}
break;
case MLX4_EVENT_TYPE_CQ_ERROR:

108
drivers/net/mlx4/main.c
View File

@ -51,6 +51,8 @@ MODULE_DESCRIPTION("Mellanox ConnectX HCA low-level driver");
MODULE_LICENSE("Dual BSD/GPL");
MODULE_VERSION(DRV_VERSION);
struct workqueue_struct *mlx4_wq;
#ifdef CONFIG_MLX4_DEBUG
int mlx4_debug_level = 0;
@ -98,24 +100,23 @@ module_param_named(use_prio, use_prio, bool, 0444);
MODULE_PARM_DESC(use_prio, "Enable steering by VLAN priority on ETH ports "
"(0/1, default 0)");
static int mlx4_check_port_params(struct mlx4_dev *dev,
enum mlx4_port_type *port_type)
int mlx4_check_port_params(struct mlx4_dev *dev,
enum mlx4_port_type *port_type)
{
int i;
for (i = 0; i < dev->caps.num_ports - 1; i++) {
if (port_type[i] != port_type[i+1] &&
!(dev->caps.flags & MLX4_DEV_CAP_FLAG_DPDP)) {
mlx4_err(dev, "Only same port types supported "
"on this HCA, aborting.\n");
return -EINVAL;
if (port_type[i] != port_type[i + 1]) {
if (!(dev->caps.flags & MLX4_DEV_CAP_FLAG_DPDP)) {
mlx4_err(dev, "Only same port types supported "
"on this HCA, aborting.\n");
return -EINVAL;
}
if (port_type[i] == MLX4_PORT_TYPE_ETH &&
port_type[i + 1] == MLX4_PORT_TYPE_IB)
return -EINVAL;
}
}
if ((port_type[0] == MLX4_PORT_TYPE_ETH) &&
(port_type[1] == MLX4_PORT_TYPE_IB)) {
mlx4_err(dev, "eth-ib configuration is not supported.\n");
return -EINVAL;
}
for (i = 0; i < dev->caps.num_ports; i++) {
if (!(port_type[i] & dev->caps.supported_type[i+1])) {
@ -225,6 +226,9 @@ static int mlx4_dev_cap(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap)
dev->caps.port_type[i] = MLX4_PORT_TYPE_IB;
else
dev->caps.port_type[i] = MLX4_PORT_TYPE_ETH;
dev->caps.possible_type[i] = dev->caps.port_type[i];
mlx4_priv(dev)->sense.sense_allowed[i] =
dev->caps.supported_type[i] == MLX4_PORT_TYPE_AUTO;
if (dev->caps.log_num_macs > dev_cap->log_max_macs[i]) {
dev->caps.log_num_macs = dev_cap->log_max_macs[i];
@ -263,14 +267,16 @@ static int mlx4_dev_cap(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap)
* Change the port configuration of the device.
* Every user of this function must hold the port mutex.
*/
static int mlx4_change_port_types(struct mlx4_dev *dev,
enum mlx4_port_type *port_types)
int mlx4_change_port_types(struct mlx4_dev *dev,
enum mlx4_port_type *port_types)
{
int err = 0;
int change = 0;
int port;
for (port = 0; port < dev->caps.num_ports; port++) {
/* Change the port type only if the new type is different
* from the current, and not set to Auto */
if (port_types[port] != dev->caps.port_type[port + 1]) {
change = 1;
dev->caps.port_type[port + 1] = port_types[port];
@ -302,10 +308,17 @@ static ssize_t show_port_type(struct device *dev,
struct mlx4_port_info *info = container_of(attr, struct mlx4_port_info,
port_attr);
struct mlx4_dev *mdev = info->dev;
char type[8];
return sprintf(buf, "%s\n",
mdev->caps.port_type[info->port] == MLX4_PORT_TYPE_IB ?
"ib" : "eth");
sprintf(type, "%s",
(mdev->caps.port_type[info->port] == MLX4_PORT_TYPE_IB) ?
"ib" : "eth");
if (mdev->caps.possible_type[info->port] == MLX4_PORT_TYPE_AUTO)
sprintf(buf, "auto (%s)\n", type);
else
sprintf(buf, "%s\n", type);
return strlen(buf);
}
static ssize_t set_port_type(struct device *dev,
@ -317,6 +330,7 @@ static ssize_t set_port_type(struct device *dev,
struct mlx4_dev *mdev = info->dev;
struct mlx4_priv *priv = mlx4_priv(mdev);
enum mlx4_port_type types[MLX4_MAX_PORTS];
enum mlx4_port_type new_types[MLX4_MAX_PORTS];
int i;
int err = 0;
@ -324,26 +338,56 @@ static ssize_t set_port_type(struct device *dev,
info->tmp_type = MLX4_PORT_TYPE_IB;
else if (!strcmp(buf, "eth\n"))
info->tmp_type = MLX4_PORT_TYPE_ETH;
else if (!strcmp(buf, "auto\n"))
info->tmp_type = MLX4_PORT_TYPE_AUTO;
else {
mlx4_err(mdev, "%s is not supported port type\n", buf);
return -EINVAL;
}
mlx4_stop_sense(mdev);
mutex_lock(&priv->port_mutex);
for (i = 0; i < mdev->caps.num_ports; i++)
types[i] = priv->port[i+1].tmp_type ? priv->port[i+1].tmp_type :
mdev->caps.port_type[i+1];
/* Possible type is always the one that was delivered */
mdev->caps.possible_type[info->port] = info->tmp_type;
err = mlx4_check_port_params(mdev, types);
for (i = 0; i < mdev->caps.num_ports; i++) {
types[i] = priv->port[i+1].tmp_type ? priv->port[i+1].tmp_type :
mdev->caps.possible_type[i+1];
if (types[i] == MLX4_PORT_TYPE_AUTO)
types[i] = mdev->caps.port_type[i+1];
}
if (!(mdev->caps.flags & MLX4_DEV_CAP_FLAG_DPDP)) {
for (i = 1; i <= mdev->caps.num_ports; i++) {
if (mdev->caps.possible_type[i] == MLX4_PORT_TYPE_AUTO) {
mdev->caps.possible_type[i] = mdev->caps.port_type[i];
err = -EINVAL;
}
}
}
if (err) {
mlx4_err(mdev, "Auto sensing is not supported on this HCA. "
"Set only 'eth' or 'ib' for both ports "
"(should be the same)\n");
goto out;
}
mlx4_do_sense_ports(mdev, new_types, types);
err = mlx4_check_port_params(mdev, new_types);
if (err)
goto out;
for (i = 1; i <= mdev->caps.num_ports; i++)
priv->port[i].tmp_type = 0;
/* We are about to apply the changes after the configuration
* was verified, no need to remember the temporary types
* any more */
for (i = 0; i < mdev->caps.num_ports; i++)
priv->port[i + 1].tmp_type = 0;
err = mlx4_change_port_types(mdev, types);
err = mlx4_change_port_types(mdev, new_types);
out:
mlx4_start_sense(mdev);
mutex_unlock(&priv->port_mutex);
return err ? err : count;
}
@ -1117,6 +1161,9 @@ static int __mlx4_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
if (err)
goto err_port;
mlx4_sense_init(dev);
mlx4_start_sense(dev);
pci_set_drvdata(pdev, dev);
return 0;
@ -1182,6 +1229,7 @@ static void mlx4_remove_one(struct pci_dev *pdev)
int p;
if (dev) {
mlx4_stop_sense(dev);
mlx4_unregister_device(dev);
for (p = 1; p <= dev->caps.num_ports; p++) {
@ -1230,6 +1278,8 @@ static struct pci_device_id mlx4_pci_table[] = {
{ PCI_VDEVICE(MELLANOX, 0x673c) }, /* MT25408 "Hermon" QDR PCIe gen2 */
{ PCI_VDEVICE(MELLANOX, 0x6368) }, /* MT25408 "Hermon" EN 10GigE */
{ PCI_VDEVICE(MELLANOX, 0x6750) }, /* MT25408 "Hermon" EN 10GigE PCIe gen2 */
{ PCI_VDEVICE(MELLANOX, 0x6372) }, /* MT25458 ConnectX EN 10GBASE-T 10GigE */
{ PCI_VDEVICE(MELLANOX, 0x675a) }, /* MT25458 ConnectX EN 10GBASE-T+Gen2 10GigE */
{ 0, }
};
@ -1264,9 +1314,11 @@ static int __init mlx4_init(void)
if (mlx4_verify_params())
return -EINVAL;
ret = mlx4_catas_init();
if (ret)
return ret;
mlx4_catas_init();
mlx4_wq = create_singlethread_workqueue("mlx4");
if (!mlx4_wq)
return -ENOMEM;
ret = pci_register_driver(&mlx4_driver);
return ret < 0 ? ret : 0;
@ -1275,7 +1327,7 @@ static int __init mlx4_init(void)
static void __exit mlx4_cleanup(void)
{
pci_unregister_driver(&mlx4_driver);
mlx4_catas_cleanup();
destroy_workqueue(mlx4_wq);
}
module_init(mlx4_init);

27
drivers/net/mlx4/mlx4.h
View File

@ -40,6 +40,7 @@
#include <linux/mutex.h>
#include <linux/radix-tree.h>
#include <linux/timer.h>
#include <linux/workqueue.h>
#include <linux/mlx4/device.h>
#include <linux/mlx4/driver.h>
@ -276,6 +277,13 @@ struct mlx4_port_info {
struct mlx4_vlan_table vlan_table;
};
struct mlx4_sense {
struct mlx4_dev *dev;
u8 do_sense_port[MLX4_MAX_PORTS + 1];
u8 sense_allowed[MLX4_MAX_PORTS + 1];
struct delayed_work sense_poll;
};
struct mlx4_priv {
struct mlx4_dev dev;
@ -305,6 +313,7 @@ struct mlx4_priv {
struct mlx4_uar driver_uar;
void __iomem *kar;
struct mlx4_port_info port[MLX4_MAX_PORTS + 1];
struct mlx4_sense sense;
struct mutex port_mutex;
};
@ -313,6 +322,10 @@ static inline struct mlx4_priv *mlx4_priv(struct mlx4_dev *dev)
return container_of(dev, struct mlx4_priv, dev);
}
#define MLX4_SENSE_RANGE (HZ * 3)
extern struct workqueue_struct *mlx4_wq;
u32 mlx4_bitmap_alloc(struct mlx4_bitmap *bitmap);
void mlx4_bitmap_free(struct mlx4_bitmap *bitmap, u32 obj);
u32 mlx4_bitmap_alloc_range(struct mlx4_bitmap *bitmap, int cnt, int align);
@ -346,8 +359,7 @@ void mlx4_cleanup_mcg_table(struct mlx4_dev *dev);
void mlx4_start_catas_poll(struct mlx4_dev *dev);
void mlx4_stop_catas_poll(struct mlx4_dev *dev);
int mlx4_catas_init(void);
void mlx4_catas_cleanup(void);
void mlx4_catas_init(void);
int mlx4_restart_one(struct pci_dev *pdev);
int mlx4_register_device(struct mlx4_dev *dev);
void mlx4_unregister_device(struct mlx4_dev *dev);
@ -379,6 +391,17 @@ void mlx4_srq_event(struct mlx4_dev *dev, u32 srqn, int event_type);
void mlx4_handle_catas_err(struct mlx4_dev *dev);
void mlx4_do_sense_ports(struct mlx4_dev *dev,
enum mlx4_port_type *stype,
enum mlx4_port_type *defaults);
void mlx4_start_sense(struct mlx4_dev *dev);
void mlx4_stop_sense(struct mlx4_dev *dev);
void mlx4_sense_init(struct mlx4_dev *dev);
int mlx4_check_port_params(struct mlx4_dev *dev,
enum mlx4_port_type *port_type);
int mlx4_change_port_types(struct mlx4_dev *dev,
enum mlx4_port_type *port_types);
void mlx4_init_mac_table(struct mlx4_dev *dev, struct mlx4_mac_table *table);
void mlx4_init_vlan_table(struct mlx4_dev *dev, struct mlx4_vlan_table *table);

13
drivers/net/mlx4/port.c
View File

@ -298,20 +298,17 @@ int mlx4_SET_PORT(struct mlx4_dev *dev, u8 port)
{
struct mlx4_cmd_mailbox *mailbox;
int err;
u8 is_eth = dev->caps.port_type[port] == MLX4_PORT_TYPE_ETH;
mailbox = mlx4_alloc_cmd_mailbox(dev);
if (IS_ERR(mailbox))
return PTR_ERR(mailbox);
memset(mailbox->buf, 0, 256);
if (is_eth) {
((u8 *) mailbox->buf)[3] = 6;
((__be16 *) mailbox->buf)[4] = cpu_to_be16(1 << 15);
((__be16 *) mailbox->buf)[6] = cpu_to_be16(1 << 15);
} else
((__be32 *) mailbox->buf)[1] = dev->caps.ib_port_def_cap[port];
err = mlx4_cmd(dev, mailbox->dma, port, is_eth, MLX4_CMD_SET_PORT,
if (dev->caps.port_type[port] == MLX4_PORT_TYPE_ETH)
return 0;
((__be32 *) mailbox->buf)[1] = dev->caps.ib_port_def_cap[port];
err = mlx4_cmd(dev, mailbox->dma, port, 0, MLX4_CMD_SET_PORT,
MLX4_CMD_TIME_CLASS_B);
mlx4_free_cmd_mailbox(dev, mailbox);

156
drivers/net/mlx4/sense.c Normal file
View File

@ -0,0 +1,156 @@
/*
* Copyright (c) 2007 Mellanox Technologies. 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
* General Public License (GPL) Version 2, available from the file
* COPYING in the main directory of this source tree, or the
* OpenIB.org BSD license below:
*
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the following
* conditions are met:
*
* - Redistributions of source code must retain the above
* copyright notice, this list of conditions and the following
* disclaimer.
*
* - Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
*/
#include <linux/errno.h>
#include <linux/if_ether.h>
#include <linux/mlx4/cmd.h>
#include "mlx4.h"
static int mlx4_SENSE_PORT(struct mlx4_dev *dev, int port,
enum mlx4_port_type *type)
{
u64 out_param;
int err = 0;
err = mlx4_cmd_imm(dev, 0, &out_param, port, 0,
MLX4_CMD_SENSE_PORT, MLX4_CMD_TIME_CLASS_B);
if (err) {
mlx4_err(dev, "Sense command failed for port: %d\n", port);
return err;
}
if (out_param > 2) {
mlx4_err(dev, "Sense returned illegal value: 0x%llx\n", out_param);
return EINVAL;
}
*type = out_param;
return 0;
}
void mlx4_do_sense_ports(struct mlx4_dev *dev,
enum mlx4_port_type *stype,
enum mlx4_port_type *defaults)
{
struct mlx4_sense *sense = &mlx4_priv(dev)->sense;
int err;
int i;
for (i = 1; i <= dev->caps.num_ports; i++) {
stype[i - 1] = 0;
if (sense->do_sense_port[i] && sense->sense_allowed[i] &&
dev->caps.possible_type[i] == MLX4_PORT_TYPE_AUTO) {
err = mlx4_SENSE_PORT(dev, i, &stype[i - 1]);
if (err)
stype[i - 1] = defaults[i - 1];
} else
stype[i - 1] = defaults[i - 1];
}
/*
* Adjust port configuration:
* If port 1 sensed nothing and port 2 is IB, set both as IB
* If port 2 sensed nothing and port 1 is Eth, set both as Eth
*/
if (stype[0] == MLX4_PORT_TYPE_ETH) {
for (i = 1; i < dev->caps.num_ports; i++)
stype[i] = stype[i] ? stype[i] : MLX4_PORT_TYPE_ETH;
}
if (stype[dev->caps.num_ports - 1] == MLX4_PORT_TYPE_IB) {
for (i = 0; i < dev->caps.num_ports - 1; i++)
stype[i] = stype[i] ? stype[i] : MLX4_PORT_TYPE_IB;
}
/*
* If sensed nothing, remain in current configuration.
*/
for (i = 0; i < dev->caps.num_ports; i++)
stype[i] = stype[i] ? stype[i] : defaults[i];
}
static void mlx4_sense_port(struct work_struct *work)
{
struct delayed_work *delay = container_of(work, struct delayed_work, work);
struct mlx4_sense *sense = container_of(delay, struct mlx4_sense,
sense_poll);
struct mlx4_dev *dev = sense->dev;
struct mlx4_priv *priv = mlx4_priv(dev);
enum mlx4_port_type stype[MLX4_MAX_PORTS];
mutex_lock(&priv->port_mutex);
mlx4_do_sense_ports(dev, stype, &dev->caps.port_type[1]);
if (mlx4_check_port_params(dev, stype))
goto sense_again;
if (mlx4_change_port_types(dev, stype))
mlx4_err(dev, "Failed to change port_types\n");
sense_again:
mutex_unlock(&priv->port_mutex);
queue_delayed_work(mlx4_wq , &sense->sense_poll,
round_jiffies_relative(MLX4_SENSE_RANGE));
}
void mlx4_start_sense(struct mlx4_dev *dev)
{
struct mlx4_priv *priv = mlx4_priv(dev);
struct mlx4_sense *sense = &priv->sense;
if (!(dev->caps.flags & MLX4_DEV_CAP_FLAG_DPDP))
return;
queue_delayed_work(mlx4_wq , &sense->sense_poll,
round_jiffies_relative(MLX4_SENSE_RANGE));
}
void mlx4_stop_sense(struct mlx4_dev *dev)
{
cancel_delayed_work_sync(&mlx4_priv(dev)->sense.sense_poll);
}
void mlx4_sense_init(struct mlx4_dev *dev)
{
struct mlx4_priv *priv = mlx4_priv(dev);
struct mlx4_sense *sense = &priv->sense;
int port;
sense->dev = dev;
for (port = 1; port <= dev->caps.num_ports; port++)
sense->do_sense_port[port] = 1;
INIT_DELAYED_WORK_DEFERRABLE(&sense->sense_poll, mlx4_sense_port);
}

1
include/linux/mlx4/cmd.h
View File

@ -55,6 +55,7 @@ enum {
MLX4_CMD_CLOSE_PORT = 0xa,
MLX4_CMD_QUERY_HCA = 0xb,
MLX4_CMD_QUERY_PORT = 0x43,
MLX4_CMD_SENSE_PORT = 0x4d,
MLX4_CMD_SET_PORT = 0xc,
MLX4_CMD_ACCESS_DDR = 0x2e,
MLX4_CMD_MAP_ICM = 0xffa,

6
include/linux/mlx4/device.h
View File

@ -155,8 +155,9 @@ enum mlx4_qp_region {
};
enum mlx4_port_type {
MLX4_PORT_TYPE_IB = 1 << 0,
MLX4_PORT_TYPE_ETH = 1 << 1,
MLX4_PORT_TYPE_IB = 1,
MLX4_PORT_TYPE_ETH = 2,
MLX4_PORT_TYPE_AUTO = 3
};
enum mlx4_special_vlan_idx {
@ -237,6 +238,7 @@ struct mlx4_caps {
enum mlx4_port_type port_type[MLX4_MAX_PORTS + 1];
u8 supported_type[MLX4_MAX_PORTS + 1];
u32 port_mask;
enum mlx4_port_type possible_type[MLX4_MAX_PORTS + 1];
};
struct mlx4_buf_list {

12
include/rdma/ib_cm.h
View File

@ -314,12 +314,12 @@ struct ib_cm_id *ib_create_cm_id(struct ib_device *device,
*/
void ib_destroy_cm_id(struct ib_cm_id *cm_id);
#define IB_SERVICE_ID_AGN_MASK __constant_cpu_to_be64(0xFF00000000000000ULL)
#define IB_CM_ASSIGN_SERVICE_ID __constant_cpu_to_be64(0x0200000000000000ULL)
#define IB_CMA_SERVICE_ID __constant_cpu_to_be64(0x0000000001000000ULL)
#define IB_CMA_SERVICE_ID_MASK __constant_cpu_to_be64(0xFFFFFFFFFF000000ULL)
#define IB_SDP_SERVICE_ID __constant_cpu_to_be64(0x0000000000010000ULL)
#define IB_SDP_SERVICE_ID_MASK __constant_cpu_to_be64(0xFFFFFFFFFFFF0000ULL)
#define IB_SERVICE_ID_AGN_MASK cpu_to_be64(0xFF00000000000000ULL)
#define IB_CM_ASSIGN_SERVICE_ID cpu_to_be64(0x0200000000000000ULL)
#define IB_CMA_SERVICE_ID cpu_to_be64(0x0000000001000000ULL)
#define IB_CMA_SERVICE_ID_MASK cpu_to_be64(0xFFFFFFFFFF000000ULL)
#define IB_SDP_SERVICE_ID cpu_to_be64(0x0000000000010000ULL)
#define IB_SDP_SERVICE_ID_MASK cpu_to_be64(0xFFFFFFFFFFFF0000ULL)
struct ib_cm_compare_data {
u8 data[IB_CM_COMPARE_SIZE];

4
include/rdma/ib_mad.h
View File

@ -107,7 +107,7 @@
#define IB_MGMT_RMPP_STATUS_ABORT_MAX 127
#define IB_QP0 0
#define IB_QP1 __constant_htonl(1)
#define IB_QP1 cpu_to_be32(1)
#define IB_QP1_QKEY 0x80010000
#define IB_QP_SET_QKEY 0x80000000
@ -290,7 +290,7 @@ static inline void ib_set_rmpp_resptime(struct ib_rmpp_hdr *rmpp_hdr, u8 rtime)
*/
static inline void ib_set_rmpp_flags(struct ib_rmpp_hdr *rmpp_hdr, u8 flags)
{
rmpp_hdr->rmpp_rtime_flags = (rmpp_hdr->rmpp_rtime_flags & 0xF1) |
rmpp_hdr->rmpp_rtime_flags = (rmpp_hdr->rmpp_rtime_flags & 0xF8) |
(flags & 0x7);
}

34
include/rdma/ib_smi.h
View File

@ -63,25 +63,25 @@ struct ib_smp {
u8 return_path[IB_SMP_MAX_PATH_HOPS];
} __attribute__ ((packed));
#define IB_SMP_DIRECTION __constant_htons(0x8000)
#define IB_SMP_DIRECTION cpu_to_be16(0x8000)
/* Subnet management attributes */
#define IB_SMP_ATTR_NOTICE __constant_htons(0x0002)
#define IB_SMP_ATTR_NODE_DESC __constant_htons(0x0010)
#define IB_SMP_ATTR_NODE_INFO __constant_htons(0x0011)
#define IB_SMP_ATTR_SWITCH_INFO __constant_htons(0x0012)
#define IB_SMP_ATTR_GUID_INFO __constant_htons(0x0014)
#define IB_SMP_ATTR_PORT_INFO __constant_htons(0x0015)
#define IB_SMP_ATTR_PKEY_TABLE __constant_htons(0x0016)
#define IB_SMP_ATTR_SL_TO_VL_TABLE __constant_htons(0x0017)
#define IB_SMP_ATTR_VL_ARB_TABLE __constant_htons(0x0018)
#define IB_SMP_ATTR_LINEAR_FORWARD_TABLE __constant_htons(0x0019)
#define IB_SMP_ATTR_RANDOM_FORWARD_TABLE __constant_htons(0x001A)
#define IB_SMP_ATTR_MCAST_FORWARD_TABLE __constant_htons(0x001B)
#define IB_SMP_ATTR_SM_INFO __constant_htons(0x0020)
#define IB_SMP_ATTR_VENDOR_DIAG __constant_htons(0x0030)
#define IB_SMP_ATTR_LED_INFO __constant_htons(0x0031)
#define IB_SMP_ATTR_VENDOR_MASK __constant_htons(0xFF00)
#define IB_SMP_ATTR_NOTICE cpu_to_be16(0x0002)
#define IB_SMP_ATTR_NODE_DESC cpu_to_be16(0x0010)
#define IB_SMP_ATTR_NODE_INFO cpu_to_be16(0x0011)
#define IB_SMP_ATTR_SWITCH_INFO cpu_to_be16(0x0012)
#define IB_SMP_ATTR_GUID_INFO cpu_to_be16(0x0014)
#define IB_SMP_ATTR_PORT_INFO cpu_to_be16(0x0015)
#define IB_SMP_ATTR_PKEY_TABLE cpu_to_be16(0x0016)
#define IB_SMP_ATTR_SL_TO_VL_TABLE cpu_to_be16(0x0017)
#define IB_SMP_ATTR_VL_ARB_TABLE cpu_to_be16(0x0018)
#define IB_SMP_ATTR_LINEAR_FORWARD_TABLE cpu_to_be16(0x0019)
#define IB_SMP_ATTR_RANDOM_FORWARD_TABLE cpu_to_be16(0x001A)
#define IB_SMP_ATTR_MCAST_FORWARD_TABLE cpu_to_be16(0x001B)
#define IB_SMP_ATTR_SM_INFO cpu_to_be16(0x0020)
#define IB_SMP_ATTR_VENDOR_DIAG cpu_to_be16(0x0030)
#define IB_SMP_ATTR_LED_INFO cpu_to_be16(0x0031)
#define IB_SMP_ATTR_VENDOR_MASK cpu_to_be16(0xFF00)
struct ib_port_info {
__be64 mkey;