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Commit 56da00fc authored by Kumar Sanghvi's avatar Kumar Sanghvi Committed by Roland Dreier
Browse files

RDMA/{amso1100,cxgb3}: Minimal MPAv2 support 



As part of MPAv2 Enhanced RDMA Negotiation, pass max supported ird/ord
values upwards for the time being in iw_cxgb3 and amso1100.

Signed-off-by: default avatarKumar Sanghvi <kumaras@chelsio.com>
Reviewed-by: default avatarSteve Wise <swise@opengridcomputing.com>
Signed-off-by: default avatarRoland Dreier <roland@purestorage.com>
parent 3ebeebc3

drivers/infiniband/hw/amso1100/c2_ae.c

+5 −0
Original line number Diff line number Diff line
@@ -288,6 +288,11 @@ void c2_ae_event(struct c2_dev *c2dev, u32 mq_index) 
		cm_event.private_data_len =

			be32_to_cpu(req->private_data_length);

		cm_event.private_data = req->private_data;

		/*

		 * Until ird/ord negotiation via MPAv2 support is added, send

		 * max supported values

		 */

		cm_event.ird = cm_event.ord = 128;



		if (cm_id->event_handler)

			cm_id->event_handler(cm_id, &cm_event);

drivers/infiniband/hw/amso1100/c2_intr.c

+5 −0
Original line number Diff line number Diff line
@@ -183,6 +183,11 @@ static void handle_vq(struct c2_dev *c2dev, u32 mq_index) 
	case IW_CM_EVENT_ESTABLISHED:

		c2_set_qp_state(req->qp,

				C2_QP_STATE_RTS);

		/*

		 * Until ird/ord negotiation via MPAv2 support is added, send

		 * max supported values

		 */

		cm_event.ird = cm_event.ord = 128;

	case IW_CM_EVENT_CLOSE:



		/*

drivers/infiniband/hw/cxgb3/iwch_cm.c

+10 −0
Original line number Diff line number Diff line
@@ -753,6 +753,11 @@ static void connect_request_upcall(struct iwch_ep *ep) 
	event.private_data_len = ep->plen;

	event.private_data = ep->mpa_pkt + sizeof(struct mpa_message);

	event.provider_data = ep;

	/*

	 * Until ird/ord negotiation via MPAv2 support is added, send max

	 * supported values

	 */

	event.ird = event.ord = 8;

	if (state_read(&ep->parent_ep->com) != DEAD) {

		get_ep(&ep->com);

		ep->parent_ep->com.cm_id->event_handler(
@@ -770,6 +775,11 @@ static void established_upcall(struct iwch_ep *ep) 
	PDBG("%s ep %p\n", __func__, ep);

	memset(&event, 0, sizeof(event));

	event.event = IW_CM_EVENT_ESTABLISHED;

	/*

	 * Until ird/ord negotiation via MPAv2 support is added, send max

	 * supported values

	 */

	event.ird = event.ord = 8;

	if (ep->com.cm_id) {

		PDBG("%s ep %p tid %d\n", __func__, ep, ep->hwtid);

		ep->com.cm_id->event_handler(ep->com.cm_id, &event);