return 0;
}
-int ib_response_mad(struct ib_mad *mad)
+int ib_response_mad(const struct ib_mad_hdr *hdr)
{
- return ((mad->mad_hdr.method & IB_MGMT_METHOD_RESP) ||
- (mad->mad_hdr.method == IB_MGMT_METHOD_TRAP_REPRESS) ||
- ((mad->mad_hdr.mgmt_class == IB_MGMT_CLASS_BM) &&
- (mad->mad_hdr.attr_mod & IB_BM_ATTR_MOD_RESP)));
+ return ((hdr->method & IB_MGMT_METHOD_RESP) ||
+ (hdr->method == IB_MGMT_METHOD_TRAP_REPRESS) ||
+ ((hdr->mgmt_class == IB_MGMT_CLASS_BM) &&
+ (hdr->attr_mod & IB_BM_ATTR_MOD_RESP)));
}
EXPORT_SYMBOL(ib_response_mad);
switch (ret)
{
case IB_MAD_RESULT_SUCCESS | IB_MAD_RESULT_REPLY:
- if (ib_response_mad(&mad_priv->mad.mad) &&
+ if (ib_response_mad(&mad_priv->mad.mad.mad_hdr) &&
mad_agent_priv->agent.recv_handler) {
local->mad_priv = mad_priv;
local->recv_mad_agent = mad_agent_priv;
return 0;
}
-int ib_mad_kernel_rmpp_agent(struct ib_mad_agent *agent)
+int ib_mad_kernel_rmpp_agent(const struct ib_mad_agent *agent)
{
return agent->rmpp_version && !(agent->flags & IB_MAD_USER_RMPP);
}
unsigned long flags;
spin_lock_irqsave(&port_priv->reg_lock, flags);
- if (ib_response_mad(mad)) {
+ if (ib_response_mad(&mad->mad_hdr)) {
u32 hi_tid;
struct ib_mad_agent_private *entry;
return mad_agent;
}
-static int validate_mad(struct ib_mad *mad, u32 qp_num)
+static int validate_mad(const struct ib_mad_hdr *mad_hdr, u32 qp_num)
{
int valid = 0;
/* Make sure MAD base version is understood */
- if (mad->mad_hdr.base_version != IB_MGMT_BASE_VERSION) {
+ if (mad_hdr->base_version != IB_MGMT_BASE_VERSION) {
pr_err("MAD received with unsupported base version %d\n",
- mad->mad_hdr.base_version);
+ mad_hdr->base_version);
goto out;
}
/* Filter SMI packets sent to other than QP0 */
- if ((mad->mad_hdr.mgmt_class == IB_MGMT_CLASS_SUBN_LID_ROUTED) ||
- (mad->mad_hdr.mgmt_class == IB_MGMT_CLASS_SUBN_DIRECTED_ROUTE)) {
+ if ((mad_hdr->mgmt_class == IB_MGMT_CLASS_SUBN_LID_ROUTED) ||
+ (mad_hdr->mgmt_class == IB_MGMT_CLASS_SUBN_DIRECTED_ROUTE)) {
if (qp_num == 0)
valid = 1;
} else {
return valid;
}
-static int is_data_mad(struct ib_mad_agent_private *mad_agent_priv,
- struct ib_mad_hdr *mad_hdr)
+static int is_rmpp_data_mad(const struct ib_mad_agent_private *mad_agent_priv,
+ const struct ib_mad_hdr *mad_hdr)
{
struct ib_rmpp_mad *rmpp_mad;
(rmpp_mad->rmpp_hdr.rmpp_type == IB_MGMT_RMPP_TYPE_DATA);
}
-static inline int rcv_has_same_class(struct ib_mad_send_wr_private *wr,
- struct ib_mad_recv_wc *rwc)
+static inline int rcv_has_same_class(const struct ib_mad_send_wr_private *wr,
+ const struct ib_mad_recv_wc *rwc)
{
- return ((struct ib_mad *)(wr->send_buf.mad))->mad_hdr.mgmt_class ==
+ return ((struct ib_mad_hdr *)(wr->send_buf.mad))->mgmt_class ==
rwc->recv_buf.mad->mad_hdr.mgmt_class;
}
-static inline int rcv_has_same_gid(struct ib_mad_agent_private *mad_agent_priv,
- struct ib_mad_send_wr_private *wr,
- struct ib_mad_recv_wc *rwc )
+static inline int rcv_has_same_gid(const struct ib_mad_agent_private *mad_agent_priv,
+ const struct ib_mad_send_wr_private *wr,
+ const struct ib_mad_recv_wc *rwc )
{
struct ib_ah_attr attr;
u8 send_resp, rcv_resp;
u8 port_num = mad_agent_priv->agent.port_num;
u8 lmc;
- send_resp = ib_response_mad((struct ib_mad *)wr->send_buf.mad);
- rcv_resp = ib_response_mad(rwc->recv_buf.mad);
+ send_resp = ib_response_mad((struct ib_mad_hdr *)wr->send_buf.mad);
+ rcv_resp = ib_response_mad(&rwc->recv_buf.mad->mad_hdr);
if (send_resp == rcv_resp)
/* both requests, or both responses. GIDs different */
}
struct ib_mad_send_wr_private*
-ib_find_send_mad(struct ib_mad_agent_private *mad_agent_priv,
- struct ib_mad_recv_wc *wc)
+ib_find_send_mad(const struct ib_mad_agent_private *mad_agent_priv,
+ const struct ib_mad_recv_wc *wc)
{
struct ib_mad_send_wr_private *wr;
struct ib_mad *mad;
* been notified that the send has completed
*/
list_for_each_entry(wr, &mad_agent_priv->send_list, agent_list) {
- if (is_data_mad(mad_agent_priv, wr->send_buf.mad) &&
+ if (is_rmpp_data_mad(mad_agent_priv, wr->send_buf.mad) &&
wr->tid == mad->mad_hdr.tid &&
wr->timeout &&
rcv_has_same_class(wr, wc) &&
}
/* Complete corresponding request */
- if (ib_response_mad(mad_recv_wc->recv_buf.mad)) {
+ if (ib_response_mad(&mad_recv_wc->recv_buf.mad->mad_hdr)) {
spin_lock_irqsave(&mad_agent_priv->lock, flags);
mad_send_wr = ib_find_send_mad(mad_agent_priv, mad_recv_wc);
if (!mad_send_wr) {
snoop_recv(qp_info, &recv->header.recv_wc, IB_MAD_SNOOP_RECVS);
/* Validate MAD */
- if (!validate_mad(&recv->mad.mad, qp_info->qp->qp_num))
+ if (!validate_mad(&recv->mad.mad.mad_hdr, qp_info->qp->qp_num))
goto out;
response = kmem_cache_alloc(ib_mad_cache, GFP_KERNEL);
list_for_each_entry(mad_send_wr, &mad_agent_priv->send_list,
agent_list) {
- if (is_data_mad(mad_agent_priv, mad_send_wr->send_buf.mad) &&
+ if (is_rmpp_data_mad(mad_agent_priv,
+ mad_send_wr->send_buf.mad) &&
&mad_send_wr->send_buf == send_buf)
return mad_send_wr;
}
init_mad_qp(port_priv, &port_priv->qp_info[1]);
cq_size = mad_sendq_size + mad_recvq_size;
- has_smi = rdma_port_get_link_layer(device, port_num) == IB_LINK_LAYER_INFINIBAND;
+ has_smi = rdma_cap_ib_smi(device, port_num);
if (has_smi)
cq_size *= 2;
{
int start, end, i;
- if (rdma_node_get_transport(device->node_type) != RDMA_TRANSPORT_IB)
- return;
-
if (device->node_type == RDMA_NODE_IB_SWITCH) {
start = 0;
end = 0;
}
for (i = start; i <= end; i++) {
+ if (!rdma_cap_ib_mad(device, i))
+ continue;
+
if (ib_mad_port_open(device, i)) {
dev_err(&device->dev, "Couldn't open port %d\n", i);
goto error;
dev_err(&device->dev, "Couldn't close port %d\n", i);
error:
- i--;
+ while (--i >= start) {
+ if (!rdma_cap_ib_mad(device, i))
+ continue;
- while (i >= start) {
if (ib_agent_port_close(device, i))
dev_err(&device->dev,
"Couldn't close port %d for agents\n", i);
if (ib_mad_port_close(device, i))
dev_err(&device->dev, "Couldn't close port %d\n", i);
- i--;
}
}
static void ib_mad_remove_device(struct ib_device *device)
{
- int i, num_ports, cur_port;
-
- if (rdma_node_get_transport(device->node_type) != RDMA_TRANSPORT_IB)
- return;
+ int start, end, i;
if (device->node_type == RDMA_NODE_IB_SWITCH) {
- num_ports = 1;
- cur_port = 0;
+ start = 0;
+ end = 0;
} else {
- num_ports = device->phys_port_cnt;
- cur_port = 1;
+ start = 1;
+ end = device->phys_port_cnt;
}
- for (i = 0; i < num_ports; i++, cur_port++) {
- if (ib_agent_port_close(device, cur_port))
+
+ for (i = start; i <= end; i++) {
+ if (!rdma_cap_ib_mad(device, i))
+ continue;
+
+ if (ib_agent_port_close(device, i))
dev_err(&device->dev,
- "Couldn't close port %d for agents\n",
- cur_port);
- if (ib_mad_port_close(device, cur_port))
- dev_err(&device->dev, "Couldn't close port %d\n",
- cur_port);
+ "Couldn't close port %d for agents\n", i);
+ if (ib_mad_port_close(device, i))
+ dev_err(&device->dev, "Couldn't close port %d\n", i);
}
}