From 3bf26ce3f4cc3c9e0d0478b4016c6113a16faaf1 Mon Sep 17 00:00:00 2001 From: Dhananjay Phadke Date: Tue, 7 Apr 2009 22:50:42 +0000 Subject: netxen: async link event handling Add support for asynchronous events from firmware, received over one of the rx rings. Add support for event based phy interrupts, enhanced links status reporting from firmware. Signed-off-by: Dhananjay Phadke Signed-off-by: David S. Miller --- drivers/net/netxen/netxen_nic_hw.c | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) (limited to 'drivers/net/netxen/netxen_nic_hw.c') diff --git a/drivers/net/netxen/netxen_nic_hw.c b/drivers/net/netxen/netxen_nic_hw.c index 8416962cc9a..33444a20e4f 100644 --- a/drivers/net/netxen/netxen_nic_hw.c +++ b/drivers/net/netxen/netxen_nic_hw.c @@ -731,6 +731,28 @@ int netxen_config_rss(struct netxen_adapter *adapter, int enable) return rv; } +int netxen_linkevent_request(struct netxen_adapter *adapter, int enable) +{ + nx_nic_req_t req; + u64 word; + int rv; + + memset(&req, 0, sizeof(nx_nic_req_t)); + req.qhdr = cpu_to_le64(NX_HOST_REQUEST << 23); + + word = NX_NIC_H2C_OPCODE_GET_LINKEVENT | ((u64)adapter->portnum << 16); + req.req_hdr = cpu_to_le64(word); + req.words[0] = cpu_to_le64(enable); + + rv = netxen_send_cmd_descs(adapter, (struct cmd_desc_type0 *)&req, 1); + if (rv != 0) { + printk(KERN_ERR "%s: could not configure link notification\n", + adapter->netdev->name); + } + + return rv; +} + /* * netxen_nic_change_mtu - Change the Maximum Transfer Unit * @returns 0 on success, negative on failure -- cgit v1.2.3