From cdaff1854f32ac9ddb4733530f617d32188665ed Mon Sep 17 00:00:00 2001 From: Amit Kumar Salecha Date: Mon, 1 Feb 2010 05:25:00 +0000 Subject: qlcnic: add loopback diagnostic test Loopback test (offline) added in ethtool self test. o Set device in loopback mode o Send packets o Process receive packets in qlcnic_process_rcv_ring_diag() o Compare packets o Reset device in normal mode. Signed-off-by: Amit Kumar Salecha Signed-off-by: David S. Miller --- drivers/net/qlcnic/qlcnic_hw.c | 52 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 52 insertions(+) (limited to 'drivers/net/qlcnic/qlcnic_hw.c') diff --git a/drivers/net/qlcnic/qlcnic_hw.c b/drivers/net/qlcnic/qlcnic_hw.c index 8724e561ed72..dc6cd69d6d93 100644 --- a/drivers/net/qlcnic/qlcnic_hw.c +++ b/drivers/net/qlcnic/qlcnic_hw.c @@ -1221,3 +1221,55 @@ int qlcnic_config_led(struct qlcnic_adapter *adapter, u32 state, u32 rate) return rv; } + +static int qlcnic_set_fw_loopback(struct qlcnic_adapter *adapter, u32 flag) +{ + struct qlcnic_nic_req req; + int rv; + u64 word; + + memset(&req, 0, sizeof(struct qlcnic_nic_req)); + req.qhdr = cpu_to_le64(QLCNIC_HOST_REQUEST << 23); + + word = QLCNIC_H2C_OPCODE_CONFIG_LOOPBACK | + ((u64)adapter->portnum << 16); + req.req_hdr = cpu_to_le64(word); + req.words[0] = cpu_to_le64(flag); + + rv = qlcnic_send_cmd_descs(adapter, (struct cmd_desc_type0 *)&req, 1); + if (rv) + dev_err(&adapter->pdev->dev, + "%sting loopback mode failed.\n", + flag ? "Set" : "Reset"); + return rv; +} + +int qlcnic_set_ilb_mode(struct qlcnic_adapter *adapter) +{ + if (qlcnic_set_fw_loopback(adapter, 1)) + return -EIO; + + if (qlcnic_nic_set_promisc(adapter, + VPORT_MISS_MODE_ACCEPT_ALL)) { + qlcnic_set_fw_loopback(adapter, 0); + return -EIO; + } + + msleep(1000); + return 0; +} + +void qlcnic_clear_ilb_mode(struct qlcnic_adapter *adapter) +{ + int mode = VPORT_MISS_MODE_DROP; + struct net_device *netdev = adapter->netdev; + + qlcnic_set_fw_loopback(adapter, 0); + + if (netdev->flags & IFF_PROMISC) + mode = VPORT_MISS_MODE_ACCEPT_ALL; + else if (netdev->flags & IFF_ALLMULTI) + mode = VPORT_MISS_MODE_ACCEPT_MULTI; + + qlcnic_nic_set_promisc(adapter, mode); +} -- cgit v1.2.3-59-g8ed1b