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path: root/drivers/infiniband/core
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Diffstat (limited to 'drivers/infiniband/core')
-rw-r--r--drivers/infiniband/core/agent.c4
-rw-r--r--drivers/infiniband/core/cm.c5
-rw-r--r--drivers/infiniband/core/mad.c4
-rw-r--r--drivers/infiniband/core/sa_query.c2
-rw-r--r--drivers/infiniband/core/user_mad.c120
5 files changed, 128 insertions, 7 deletions
diff --git a/drivers/infiniband/core/agent.c b/drivers/infiniband/core/agent.c
index 8e32c5abd09d..f6d29614cb01 100644
--- a/drivers/infiniband/core/agent.c
+++ b/drivers/infiniband/core/agent.c
@@ -161,7 +161,7 @@ int ib_agent_port_open(struct ib_device *device, int port_num)
port_priv->agent[0] = ib_register_mad_agent(device, port_num,
IB_QPT_SMI, NULL, 0,
&agent_send_handler,
- NULL, NULL);
+ NULL, NULL, 0);
if (IS_ERR(port_priv->agent[0])) {
ret = PTR_ERR(port_priv->agent[0]);
goto error2;
@@ -172,7 +172,7 @@ int ib_agent_port_open(struct ib_device *device, int port_num)
port_priv->agent[1] = ib_register_mad_agent(device, port_num,
IB_QPT_GSI, NULL, 0,
&agent_send_handler,
- NULL, NULL);
+ NULL, NULL, 0);
if (IS_ERR(port_priv->agent[1])) {
ret = PTR_ERR(port_priv->agent[1]);
goto error3;
diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
index c3239170d8b7..e28a494e2a3a 100644
--- a/drivers/infiniband/core/cm.c
+++ b/drivers/infiniband/core/cm.c
@@ -3753,7 +3753,7 @@ static void cm_add_one(struct ib_device *ib_device)
struct cm_port *port;
struct ib_mad_reg_req reg_req = {
.mgmt_class = IB_MGMT_CLASS_CM,
- .mgmt_class_version = IB_CM_CLASS_VERSION
+ .mgmt_class_version = IB_CM_CLASS_VERSION,
};
struct ib_port_modify port_modify = {
.set_port_cap_mask = IB_PORT_CM_SUP
@@ -3801,7 +3801,8 @@ static void cm_add_one(struct ib_device *ib_device)
0,
cm_send_handler,
cm_recv_handler,
- port);
+ port,
+ 0);
if (IS_ERR(port->mad_agent))
goto error2;
diff --git a/drivers/infiniband/core/mad.c b/drivers/infiniband/core/mad.c
index f46995d4f54b..988bbda67952 100644
--- a/drivers/infiniband/core/mad.c
+++ b/drivers/infiniband/core/mad.c
@@ -198,7 +198,8 @@ struct ib_mad_agent *ib_register_mad_agent(struct ib_device *device,
u8 rmpp_version,
ib_mad_send_handler send_handler,
ib_mad_recv_handler recv_handler,
- void *context)
+ void *context,
+ u32 registration_flags)
{
struct ib_mad_port_private *port_priv;
struct ib_mad_agent *ret = ERR_PTR(-EINVAL);
@@ -359,6 +360,7 @@ 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;
+ mad_agent_priv->agent.flags = registration_flags;
spin_lock_init(&mad_agent_priv->lock);
INIT_LIST_HEAD(&mad_agent_priv->send_list);
INIT_LIST_HEAD(&mad_agent_priv->wait_list);
diff --git a/drivers/infiniband/core/sa_query.c b/drivers/infiniband/core/sa_query.c
index 233eaf541f55..c38f030f0dc9 100644
--- a/drivers/infiniband/core/sa_query.c
+++ b/drivers/infiniband/core/sa_query.c
@@ -1184,7 +1184,7 @@ static void ib_sa_add_one(struct ib_device *device)
sa_dev->port[i].agent =
ib_register_mad_agent(device, i + s, IB_QPT_GSI,
NULL, 0, send_handler,
- recv_handler, sa_dev);
+ recv_handler, sa_dev, 0);
if (IS_ERR(sa_dev->port[i].agent))
goto err;
diff --git a/drivers/infiniband/core/user_mad.c b/drivers/infiniband/core/user_mad.c
index ea90a3ebb9c2..11af1c61c135 100644
--- a/drivers/infiniband/core/user_mad.c
+++ b/drivers/infiniband/core/user_mad.c
@@ -647,6 +647,7 @@ static int ib_umad_reg_agent(struct ib_umad_file *file, void __user *arg,
found:
if (ureq.mgmt_class) {
+ memset(&req, 0, sizeof(req));
req.mgmt_class = ureq.mgmt_class;
req.mgmt_class_version = ureq.mgmt_class_version;
memcpy(req.oui, ureq.oui, sizeof req.oui);
@@ -667,7 +668,7 @@ found:
ureq.qpn ? IB_QPT_GSI : IB_QPT_SMI,
ureq.mgmt_class ? &req : NULL,
ureq.rmpp_version,
- send_handler, recv_handler, file);
+ send_handler, recv_handler, file, 0);
if (IS_ERR(agent)) {
ret = PTR_ERR(agent);
agent = NULL;
@@ -705,6 +706,119 @@ out:
return ret;
}
+static int ib_umad_reg_agent2(struct ib_umad_file *file, void __user *arg)
+{
+ struct ib_user_mad_reg_req2 ureq;
+ struct ib_mad_reg_req req;
+ struct ib_mad_agent *agent = NULL;
+ int agent_id;
+ int ret;
+
+ mutex_lock(&file->port->file_mutex);
+ mutex_lock(&file->mutex);
+
+ if (!file->port->ib_dev) {
+ dev_notice(file->port->dev,
+ "ib_umad_reg_agent2: invalid device\n");
+ ret = -EPIPE;
+ goto out;
+ }
+
+ if (copy_from_user(&ureq, arg, sizeof(ureq))) {
+ ret = -EFAULT;
+ goto out;
+ }
+
+ if (ureq.qpn != 0 && ureq.qpn != 1) {
+ dev_notice(file->port->dev,
+ "ib_umad_reg_agent2: invalid QPN %d specified\n",
+ ureq.qpn);
+ ret = -EINVAL;
+ goto out;
+ }
+
+ if (ureq.flags & ~IB_USER_MAD_REG_FLAGS_CAP) {
+ dev_notice(file->port->dev,
+ "ib_umad_reg_agent2 failed: invalid registration flags specified 0x%x; supported 0x%x\n",
+ ureq.flags, IB_USER_MAD_REG_FLAGS_CAP);
+ ret = -EINVAL;
+
+ if (put_user((u32)IB_USER_MAD_REG_FLAGS_CAP,
+ (u32 __user *) (arg + offsetof(struct
+ ib_user_mad_reg_req2, flags))))
+ ret = -EFAULT;
+
+ goto out;
+ }
+
+ for (agent_id = 0; agent_id < IB_UMAD_MAX_AGENTS; ++agent_id)
+ if (!__get_agent(file, agent_id))
+ goto found;
+
+ dev_notice(file->port->dev,
+ "ib_umad_reg_agent2: Max Agents (%u) reached\n",
+ IB_UMAD_MAX_AGENTS);
+ ret = -ENOMEM;
+ goto out;
+
+found:
+ if (ureq.mgmt_class) {
+ memset(&req, 0, sizeof(req));
+ req.mgmt_class = ureq.mgmt_class;
+ req.mgmt_class_version = ureq.mgmt_class_version;
+ if (ureq.oui & 0xff000000) {
+ dev_notice(file->port->dev,
+ "ib_umad_reg_agent2 failed: oui invalid 0x%08x\n",
+ ureq.oui);
+ ret = -EINVAL;
+ goto out;
+ }
+ req.oui[2] = ureq.oui & 0x0000ff;
+ req.oui[1] = (ureq.oui & 0x00ff00) >> 8;
+ req.oui[0] = (ureq.oui & 0xff0000) >> 16;
+ memcpy(req.method_mask, ureq.method_mask,
+ sizeof(req.method_mask));
+ }
+
+ agent = ib_register_mad_agent(file->port->ib_dev, file->port->port_num,
+ ureq.qpn ? IB_QPT_GSI : IB_QPT_SMI,
+ ureq.mgmt_class ? &req : NULL,
+ ureq.rmpp_version,
+ send_handler, recv_handler, file,
+ ureq.flags);
+ if (IS_ERR(agent)) {
+ ret = PTR_ERR(agent);
+ agent = NULL;
+ goto out;
+ }
+
+ if (put_user(agent_id,
+ (u32 __user *)(arg +
+ offsetof(struct ib_user_mad_reg_req2, id)))) {
+ ret = -EFAULT;
+ goto out;
+ }
+
+ if (!file->already_used) {
+ file->already_used = 1;
+ file->use_pkey_index = 1;
+ }
+
+ file->agent[agent_id] = agent;
+ ret = 0;
+
+out:
+ mutex_unlock(&file->mutex);
+
+ if (ret && agent)
+ ib_unregister_mad_agent(agent);
+
+ mutex_unlock(&file->port->file_mutex);
+
+ return ret;
+}
+
+
static int ib_umad_unreg_agent(struct ib_umad_file *file, u32 __user *arg)
{
struct ib_mad_agent *agent = NULL;
@@ -760,6 +874,8 @@ static long ib_umad_ioctl(struct file *filp, unsigned int cmd,
return ib_umad_unreg_agent(filp->private_data, (__u32 __user *) arg);
case IB_USER_MAD_ENABLE_PKEY:
return ib_umad_enable_pkey(filp->private_data);
+ case IB_USER_MAD_REGISTER_AGENT2:
+ return ib_umad_reg_agent2(filp->private_data, (void __user *) arg);
default:
return -ENOIOCTLCMD;
}
@@ -776,6 +892,8 @@ static long ib_umad_compat_ioctl(struct file *filp, unsigned int cmd,
return ib_umad_unreg_agent(filp->private_data, compat_ptr(arg));
case IB_USER_MAD_ENABLE_PKEY:
return ib_umad_enable_pkey(filp->private_data);
+ case IB_USER_MAD_REGISTER_AGENT2:
+ return ib_umad_reg_agent2(filp->private_data, compat_ptr(arg));
default:
return -ENOIOCTLCMD;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-01 10:11:04 +0000