infiniband/core/mad.c

142 	mad_send_wc.send_buf = &mad_send_wr->send_buf;
396  * @send_buf: the MAD to modify in queue
401  * Note: The send_buf may point on MAD that is already released.
406 			  struct ib_mad_send_buf *send_buf, u32 timeout_ms)
416 		    &tfe_to_mad(item)->send_buf == send_buf) {
467 	mad = (struct ib_mad_hdr *)mad_send_wr->send_buf.mad;
469 	return ((mad_send_wr->send_buf.timeout_ms) &&
499 		if (time_left_ms > mad_send_wr->send_buf.timeout_ms) {
500 			retries = time_left_ms / mad_send_wr->send_buf.timeout_ms - 1;
501 			timeout_ms = mad_send_wr->send_buf.timeout_ms;
530 		ret = send_sa_cc_mad(mad_send_wr, mad_send_wr->send_buf.timeout_ms,
536 		int qtime = (mad_send_wr->send_buf.timeout_ms *
576 			    struct ib_mad_send_buf *send_buf, u32 timeout_ms)
585 			     mad_agent_priv, send_buf, (u32)qtime);
604 		mad_send_wc.send_buf = &mad_send_wr->send_buf;
1135 		       struct ib_mad_send_buf *send_buf,
1153 						    send_buf, mad_send_wc);
1212 	struct ib_smp *smp = mad_send_wr->send_buf.mad;
1359 	struct ib_mad_send_buf *send_buf = &send_wr->send_buf;
1360 	struct ib_rmpp_mad *rmpp_mad = send_buf->mad;
1364 	send_buf->seg_size = sizeof (struct ib_mad) - send_buf->hdr_len;
1365 	seg_size = send_buf->seg_size;
1369 	for (left = send_buf->data_len + pad; left > 0; left -= seg_size) {
1378 		seg->num = ++send_buf->seg_count;
1425 	mad_send_wr->send_buf.mad = buf;
1426 	mad_send_wr->send_buf.hdr_len = hdr_len;
1427 	mad_send_wr->send_buf.data_len = data_len;
1453 	mad_send_wr->send_buf.mad_agent = mad_agent;
1455 	return &mad_send_wr->send_buf;
1488 void *ib_get_rmpp_segment(struct ib_mad_send_buf *send_buf, int seg_num)
1493 	mad_send_wr = container_of(send_buf, struct ib_mad_send_wr_private,
1494 				   send_buf);
1512 	if (mad_send_wr->send_buf.seg_count)
1513 		return ib_get_rmpp_segment(&mad_send_wr->send_buf,
1516 		return mad_send_wr->send_buf.mad +
1517 		       mad_send_wr->send_buf.hdr_len;
1520 void ib_free_send_mad(struct ib_mad_send_buf *send_buf)
1525 	mad_agent_priv = container_of(send_buf->mad_agent,
1527 	mad_send_wr = container_of(send_buf, struct ib_mad_send_wr_private,
1528 				   send_buf);
1531 	kfree(send_buf->mad);
1551 	mad_agent = mad_send_wr->send_buf.mad_agent;
1554 					mad_send_wr->send_buf.mad,
1640 int ib_post_send_mad(struct ib_mad_send_buf *send_buf,
1650 	for (; send_buf; send_buf = next_send_buf) {
1652 		mad_send_wr = container_of(send_buf,
1654 					   send_buf);
1657 		if (!send_buf->mad_agent->send_handler ||
1658 		    (send_buf->timeout_ms &&
1659 		     !send_buf->mad_agent->recv_handler)) {
1664 		if (!ib_is_mad_class_rmpp(((struct ib_mad_hdr *) send_buf->mad)->mgmt_class)) {
1676 		next_send_buf = send_buf->next;
1677 		mad_send_wr->send_wr.wr.ud.ah = send_buf->ah;
1679 		if (((struct ib_mad_hdr *) send_buf->mad)->mgmt_class ==
1689 		mad_send_wr->tid = ((struct ib_mad_hdr *) send_buf->mad)->tid;
1691 		mad_send_wr->timeout = msecs_to_jiffies(send_buf->timeout_ms);
1692 		mad_send_wr->max_retries = send_buf->retries;
1693 		mad_send_wr->retries_left = send_buf->retries;
1694 		send_buf->retries = 0;
1731 		*bad_send_buf = send_buf;
2271 	return ((struct ib_mad *)(wr->send_buf.mad))->mad_hdr.mgmt_class ==
2286 	send_resp = ib_response_mad((struct ib_mad *)wr->send_buf.mad);
2293 	if (ib_query_ah(wr->send_buf.ah, &attr))
2357 		if (is_data_mad(mad_agent_priv, wr->send_buf.mad) &&
2413 		mad_recv_wc->wc->wr_id = (unsigned long) &mad_send_wr->send_buf;
2420 		mad_send_wc.send_buf = &mad_send_wr->send_buf;
2724 	ib_dma_unmap_single(mad_send_wr->send_buf.mad_agent->device,
2727 	ib_dma_unmap_single(mad_send_wr->send_buf.mad_agent->device,
2745 	mad_send_wc.send_buf = &mad_send_wr->send_buf;
2749 		snoop_send(qp_info, &mad_send_wr->send_buf, &mad_send_wc,
2896 		mad_send_wc.send_buf = &mad_send_wr->send_buf;
2908 	     struct ib_mad_send_buf *send_buf)
2914 		if (&mad_send_wr->send_buf == send_buf)
2920 		if (is_data_mad(mad_agent_priv, mad_send_wr->send_buf.mad) &&
2921 		    &mad_send_wr->send_buf == send_buf)
2928 		  struct ib_mad_send_buf *send_buf, u32 timeout_ms)
2938 	mad_send_wr = find_send_wr(mad_agent_priv, send_buf);
2941 		if (modify_sa_cc_mad(mad_agent_priv, send_buf, timeout_ms))
2956 	mad_send_wr->send_buf.timeout_ms = timeout_ms;
2968 		   struct ib_mad_send_buf *send_buf)
2970 	ib_modify_mad(mad_agent, send_buf, 0);
3037 		mad_send_wc.send_buf = &local->mad_send_wr->send_buf;
3040 				   &local->mad_send_wr->send_buf,
3062 	mad_send_wr->send_buf.retries++;
3064 	mad_send_wr->timeout = msecs_to_jiffies(mad_send_wr->send_buf.timeout_ms);
3128 		mad_send_wc.send_buf = &mad_send_wr->send_buf;