Commit baa98798 authored by Veerasenareddy Burru's avatar Veerasenareddy Burru Committed by David S. Miller
Browse files

octeon_ep: support asynchronous notifications 



Add asynchronous notification support to the control mailbox.

Signed-off-by: default avatarVeerasenareddy Burru <vburru@marvell.com>
Signed-off-by: default avatarAbhijit Ayarekar <aayarekar@marvell.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent f25e5967

drivers/net/ethernet/marvell/octeon_ep/octep_ctrl_net.c

+29 −0
Original line number Diff line number Diff line
@@ -271,6 +271,33 @@ static void process_mbox_resp(struct octep_device *oct, 
	}

}



static int process_mbox_notify(struct octep_device *oct,

			       struct octep_ctrl_mbox_msg *msg)

{

	struct net_device *netdev = oct->netdev;

	struct octep_ctrl_net_f2h_req *req;



	req = (struct octep_ctrl_net_f2h_req *)msg->sg_list[0].msg;

	switch (req->hdr.s.cmd) {

	case OCTEP_CTRL_NET_F2H_CMD_LINK_STATUS:

		if (netif_running(netdev)) {

			if (req->link.state) {

				dev_info(&oct->pdev->dev, "netif_carrier_on\n");

				netif_carrier_on(netdev);

			} else {

				dev_info(&oct->pdev->dev, "netif_carrier_off\n");

				netif_carrier_off(netdev);

			}

		}

		break;

	default:

		pr_info("Unknown mbox req : %u\n", req->hdr.s.cmd);

		break;

	}



	return 0;

}



void octep_ctrl_net_recv_fw_messages(struct octep_device *oct)

{

	static u16 msg_sz = sizeof(union octep_ctrl_net_max_data);
@@ -291,6 +318,8 @@ void octep_ctrl_net_recv_fw_messages(struct octep_device *oct) 


		if (msg.hdr.s.flags & OCTEP_CTRL_MBOX_MSG_HDR_FLAG_RESP)

			process_mbox_resp(oct, &msg);

		else if (msg.hdr.s.flags & OCTEP_CTRL_MBOX_MSG_HDR_FLAG_NOTIFY)

			process_mbox_notify(oct, &msg);

	}

}