diff options
author | Amit Kumar Salecha <amit.salecha@qlogic.com> | 2010-02-01 05:24:59 +0000 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2010-02-02 15:55:46 -0800 |
commit | 7eb9855d68faabe0004ed18c2af1f0974d3c2c63 (patch) | |
tree | 750382ba8db5b390847ce05fc4f216d1d7d7d533 /drivers/net/qlcnic/qlcnic_ethtool.c | |
parent | 897d3596e0dfc4c25963cff00f1159c79eaf38d3 (diff) |
qlcnic: add interrupt diagnostic test
Interrupt test (offline) added in ethtool self test.
Register a temporary interrupt handler and then send command to fw
to raise an interrupt.
Signed-off-by: Sucheta Chakraborty <sucheta.chakraborty@qlogic.com>
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_ethtool.c')
-rw-r--r-- | drivers/net/qlcnic/qlcnic_ethtool.c | 41 |
1 files changed, 40 insertions, 1 deletions
diff --git a/drivers/net/qlcnic/qlcnic_ethtool.c b/drivers/net/qlcnic/qlcnic_ethtool.c index 7212319760b..58c50ed791d 100644 --- a/drivers/net/qlcnic/qlcnic_ethtool.c +++ b/drivers/net/qlcnic/qlcnic_ethtool.c @@ -65,7 +65,8 @@ static const struct qlcnic_stats qlcnic_gstrings_stats[] = { static const char qlcnic_gstrings_test[][ETH_GSTRING_LEN] = { "Register_Test_on_offline", - "Link_Test_on_offline" + "Link_Test_on_offline", + "Interrupt_Test_offline" }; #define QLCNIC_TEST_LEN ARRAY_SIZE(qlcnic_gstrings_test) @@ -613,12 +614,50 @@ static int qlcnic_get_sset_count(struct net_device *dev, int sset) } } +static int qlcnic_irq_test(struct net_device *netdev) +{ + struct qlcnic_adapter *adapter = netdev_priv(netdev); + int max_sds_rings = adapter->max_sds_rings; + int ret; + + if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state)) + return -EIO; + + ret = qlcnic_diag_alloc_res(netdev, QLCNIC_INTERRUPT_TEST); + if (ret) + goto clear_it; + + adapter->diag_cnt = 0; + ret = qlcnic_issue_cmd(adapter, adapter->ahw.pci_func, + QLCHAL_VERSION, adapter->portnum, 0, 0, 0x00000011); + if (ret) + goto done; + + msleep(10); + + ret = !adapter->diag_cnt; + +done: + qlcnic_diag_free_res(netdev, max_sds_rings); + +clear_it: + adapter->max_sds_rings = max_sds_rings; + clear_bit(__QLCNIC_RESETTING, &adapter->state); + return ret; +} + static void qlcnic_diag_test(struct net_device *dev, struct ethtool_test *eth_test, u64 *data) { memset(data, 0, sizeof(u64) * QLCNIC_TEST_LEN); + if (eth_test->flags == ETH_TEST_FL_OFFLINE) { + data[2] = qlcnic_irq_test(dev); + if (data[2]) + eth_test->flags |= ETH_TEST_FL_FAILED; + } + data[0] = qlcnic_reg_test(dev); if (data[0]) eth_test->flags |= ETH_TEST_FL_FAILED; |