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authorAmit Kumar Salecha <amit.salecha@qlogic.com>2010-02-01 05:25:00 +0000
committerDavid S. Miller <davem@davemloft.net>2010-02-02 15:55:46 -0800
commitcdaff1854f32ac9ddb4733530f617d32188665ed (patch)
tree5d1e7b5bcf656d0071840431f1f3cbc94b828e21 /drivers/net/qlcnic/qlcnic_hw.c
parent7eb9855d68faabe0004ed18c2af1f0974d3c2c63 (diff)
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 <amit.salecha@qlogic.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/qlcnic/qlcnic_hw.c')
-rw-r--r--drivers/net/qlcnic/qlcnic_hw.c52
1 files changed, 52 insertions, 0 deletions
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);
+}