static int data_offset(u8 mgmt_class)
{
if (mgmt_class == IB_MGMT_CLASS_SUBN_ADM)
- return offsetof(struct ib_sa_mad, data);
+ return IB_MGMT_SA_HDR;
else if ((mgmt_class >= IB_MGMT_CLASS_VENDOR_RANGE2_START) &&
(mgmt_class <= IB_MGMT_CLASS_VENDOR_RANGE2_END))
- return offsetof(struct ib_vendor_mad, data);
+ return IB_MGMT_VENDOR_HDR;
else
- return offsetof(struct ib_rmpp_mad, data);
+ return IB_MGMT_RMPP_HDR;
}
static void format_ack(struct ib_rmpp_mad *ack,
struct ib_mad_recv_wc *recv_wc)
{
struct ib_mad_send_buf *msg;
- struct ib_send_wr *bad_send_wr;
- int hdr_len, ret;
+ int ret;
- hdr_len = sizeof(struct ib_mad_hdr) + sizeof(struct ib_rmpp_hdr);
msg = ib_create_send_mad(&rmpp_recv->agent->agent, recv_wc->wc->src_qp,
- recv_wc->wc->pkey_index, rmpp_recv->ah, 1,
- hdr_len, sizeof(struct ib_rmpp_mad) - hdr_len,
- GFP_KERNEL);
+ recv_wc->wc->pkey_index, 1, IB_MGMT_RMPP_HDR,
+ IB_MGMT_RMPP_DATA, GFP_KERNEL);
if (!msg)
return;
- format_ack((struct ib_rmpp_mad *) msg->mad,
- (struct ib_rmpp_mad *) recv_wc->recv_buf.mad, rmpp_recv);
- ret = ib_post_send_mad(&rmpp_recv->agent->agent, &msg->send_wr,
- &bad_send_wr);
+ format_ack(msg->mad, (struct ib_rmpp_mad *) recv_wc->recv_buf.mad,
+ rmpp_recv);
+ msg->ah = rmpp_recv->ah;
+ ret = ib_post_send_mad(msg, NULL);
if (ret)
ib_free_send_mad(msg);
}
{
struct ib_mad_send_buf *m;
struct ib_ah *ah;
- int hdr_len;
ah = ib_create_ah_from_wc(agent->qp->pd, recv_wc->wc,
recv_wc->recv_buf.grh, agent->port_num);
if (IS_ERR(ah))
return PTR_ERR(ah);
- hdr_len = sizeof(struct ib_mad_hdr) + sizeof(struct ib_rmpp_hdr);
m = ib_create_send_mad(agent, recv_wc->wc->src_qp,
- recv_wc->wc->pkey_index, ah, 1, hdr_len,
- sizeof(struct ib_rmpp_mad) - hdr_len,
- GFP_KERNEL);
+ recv_wc->wc->pkey_index, 1,
+ IB_MGMT_RMPP_HDR, IB_MGMT_RMPP_DATA, GFP_KERNEL);
if (IS_ERR(m)) {
ib_destroy_ah(ah);
return PTR_ERR(m);
}
+ m->ah = ah;
*msg = m;
return 0;
}
-static void free_msg(struct ib_mad_send_buf *msg)
+void ib_rmpp_send_handler(struct ib_mad_send_wc *mad_send_wc)
{
- ib_destroy_ah(msg->send_wr.wr.ud.ah);
- ib_free_send_mad(msg);
+ struct ib_rmpp_mad *rmpp_mad = mad_send_wc->send_buf->mad;
+
+ if (rmpp_mad->rmpp_hdr.rmpp_type != IB_MGMT_RMPP_TYPE_ACK)
+ ib_destroy_ah(mad_send_wc->send_buf->ah);
+ ib_free_send_mad(mad_send_wc->send_buf);
}
static void nack_recv(struct ib_mad_agent_private *agent,
{
struct ib_mad_send_buf *msg;
struct ib_rmpp_mad *rmpp_mad;
- struct ib_send_wr *bad_send_wr;
int ret;
ret = alloc_response_msg(&agent->agent, recv_wc, &msg);
if (ret)
return;
- rmpp_mad = (struct ib_rmpp_mad *) msg->mad;
+ rmpp_mad = msg->mad;
memcpy(rmpp_mad, recv_wc->recv_buf.mad,
data_offset(recv_wc->recv_buf.mad->mad_hdr.mgmt_class));
rmpp_mad->rmpp_hdr.seg_num = 0;
rmpp_mad->rmpp_hdr.paylen_newwin = 0;
- ret = ib_post_send_mad(&agent->agent, &msg->send_wr, &bad_send_wr);
- if (ret)
- free_msg(msg);
+ ret = ib_post_send_mad(msg, NULL);
+ if (ret) {
+ ib_destroy_ah(msg->ah);
+ ib_free_send_mad(msg);
+ }
}
static void recv_timeout_handler(void *data)
int timeout;
u32 paylen;
- rmpp_mad = (struct ib_rmpp_mad *)mad_send_wr->send_wr.wr.ud.mad_hdr;
+ rmpp_mad = mad_send_wr->send_buf.mad;
ib_set_rmpp_flags(&rmpp_mad->rmpp_hdr, IB_MGMT_RMPP_FLAG_ACTIVE);
rmpp_mad->rmpp_hdr.seg_num = cpu_to_be32(mad_send_wr->seg_num);
}
/* 2 seconds for an ACK until we can find the packet lifetime */
- timeout = mad_send_wr->send_wr.wr.ud.timeout_ms;
+ timeout = mad_send_wr->send_buf.timeout_ms;
if (!timeout || timeout > 2000)
mad_send_wr->timeout = msecs_to_jiffies(2000);
mad_send_wr->seg_num++;
wc.status = IB_WC_REM_ABORT_ERR;
wc.vendor_err = rmpp_status;
- wc.wr_id = mad_send_wr->wr_id;
+ wc.send_buf = &mad_send_wr->send_buf;
ib_mad_complete_send_wr(mad_send_wr, &wc);
return;
out:
if (seg_num > mad_send_wr->last_ack) {
mad_send_wr->last_ack = seg_num;
- mad_send_wr->retries = mad_send_wr->send_wr.wr.ud.retries;
+ mad_send_wr->retries = mad_send_wr->send_buf.retries;
}
mad_send_wr->newwin = newwin;
if (mad_send_wr->last_ack == mad_send_wr->total_seg) {
/* If no response is expected, the ACK completes the send */
- if (!mad_send_wr->send_wr.wr.ud.timeout_ms) {
+ if (!mad_send_wr->send_buf.timeout_ms) {
struct ib_mad_send_wc wc;
ib_mark_mad_done(mad_send_wr);
wc.status = IB_WC_SUCCESS;
wc.vendor_err = 0;
- wc.wr_id = mad_send_wr->wr_id;
+ wc.send_buf = &mad_send_wr->send_buf;
ib_mad_complete_send_wr(mad_send_wr, &wc);
return;
}
if (mad_send_wr->refcount == 1)
- ib_reset_mad_timeout(mad_send_wr, mad_send_wr->
- send_wr.wr.ud.timeout_ms);
+ ib_reset_mad_timeout(mad_send_wr,
+ mad_send_wr->send_buf.timeout_ms);
} else if (mad_send_wr->refcount == 1 &&
mad_send_wr->seg_num < mad_send_wr->newwin &&
mad_send_wr->seg_num <= mad_send_wr->total_seg) {
struct ib_rmpp_mad *rmpp_mad;
int i, total_len, ret;
- rmpp_mad = (struct ib_rmpp_mad *)mad_send_wr->send_wr.wr.ud.mad_hdr;
+ rmpp_mad = mad_send_wr->send_buf.mad;
if (!(ib_get_rmpp_flags(&rmpp_mad->rmpp_hdr) &
IB_MGMT_RMPP_FLAG_ACTIVE))
return IB_RMPP_RESULT_UNHANDLED;
mad_send_wr->total_seg = (total_len - mad_send_wr->data_offset) /
(sizeof(struct ib_rmpp_mad) - mad_send_wr->data_offset);
- mad_send_wr->pad = total_len - offsetof(struct ib_rmpp_mad, data) -
+ mad_send_wr->pad = total_len - IB_MGMT_RMPP_HDR -
be32_to_cpu(rmpp_mad->rmpp_hdr.paylen_newwin);
/* We need to wait for the final ACK even if there isn't a response */
struct ib_mad_send_wc *mad_send_wc)
{
struct ib_rmpp_mad *rmpp_mad;
- struct ib_mad_send_buf *msg;
int ret;
- rmpp_mad = (struct ib_rmpp_mad *)mad_send_wr->send_wr.wr.ud.mad_hdr;
+ rmpp_mad = mad_send_wr->send_buf.mad;
if (!(ib_get_rmpp_flags(&rmpp_mad->rmpp_hdr) &
IB_MGMT_RMPP_FLAG_ACTIVE))
return IB_RMPP_RESULT_UNHANDLED; /* RMPP not active */
- if (rmpp_mad->rmpp_hdr.rmpp_type != IB_MGMT_RMPP_TYPE_DATA) {
- msg = (struct ib_mad_send_buf *) (unsigned long)
- mad_send_wc->wr_id;
- if (rmpp_mad->rmpp_hdr.rmpp_type == IB_MGMT_RMPP_TYPE_ACK)
- ib_free_send_mad(msg);
- else
- free_msg(msg);
+ if (rmpp_mad->rmpp_hdr.rmpp_type != IB_MGMT_RMPP_TYPE_DATA)
return IB_RMPP_RESULT_INTERNAL; /* ACK, STOP, or ABORT */
- }
if (mad_send_wc->status != IB_WC_SUCCESS ||
mad_send_wr->status != IB_WC_SUCCESS)
if (mad_send_wr->last_ack == mad_send_wr->total_seg) {
mad_send_wr->timeout =
- msecs_to_jiffies(mad_send_wr->send_wr.wr.ud.timeout_ms);
+ msecs_to_jiffies(mad_send_wr->send_buf.timeout_ms);
return IB_RMPP_RESULT_PROCESSED; /* Send done */
}
struct ib_rmpp_mad *rmpp_mad;
int ret;
- rmpp_mad = (struct ib_rmpp_mad *)mad_send_wr->send_wr.wr.ud.mad_hdr;
+ rmpp_mad = mad_send_wr->send_buf.mad;
if (!(ib_get_rmpp_flags(&rmpp_mad->rmpp_hdr) &
IB_MGMT_RMPP_FLAG_ACTIVE))
return IB_RMPP_RESULT_UNHANDLED; /* RMPP not active */
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