diff options
Diffstat (limited to 'drivers/net/ethernet/chelsio/cxgb4/cxgb4_ethtool.c')
-rw-r--r-- | drivers/net/ethernet/chelsio/cxgb4/cxgb4_ethtool.c | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ethtool.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ethtool.c index b66a2e6cbbeb..12ef9ddd1e54 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ethtool.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ethtool.c @@ -25,6 +25,15 @@ static void set_msglevel(struct net_device *dev, u32 val) netdev2adap(dev)->msg_enable = val; } +enum cxgb4_ethtool_tests { + CXGB4_ETHTOOL_LB_TEST, + CXGB4_ETHTOOL_MAX_TEST, +}; + +static const char cxgb4_selftest_strings[CXGB4_ETHTOOL_MAX_TEST][ETH_GSTRING_LEN] = { + "Loop back test", +}; + static const char * const flash_region_strings[] = { "All", "Firmware", @@ -166,6 +175,8 @@ static int get_sset_count(struct net_device *dev, int sset) ARRAY_SIZE(loopback_stats_strings); case ETH_SS_PRIV_FLAGS: return ARRAY_SIZE(cxgb4_priv_flags_strings); + case ETH_SS_TEST: + return ARRAY_SIZE(cxgb4_selftest_strings); default: return -EOPNOTSUPP; } @@ -228,6 +239,9 @@ static void get_strings(struct net_device *dev, u32 stringset, u8 *data) } else if (stringset == ETH_SS_PRIV_FLAGS) { memcpy(data, cxgb4_priv_flags_strings, sizeof(cxgb4_priv_flags_strings)); + } else if (stringset == ETH_SS_TEST) { + memcpy(data, cxgb4_selftest_strings, + sizeof(cxgb4_selftest_strings)); } } @@ -2056,6 +2070,43 @@ static int cxgb4_set_priv_flags(struct net_device *netdev, u32 flags) return 0; } +static void cxgb4_lb_test(struct net_device *netdev, u64 *lb_status) +{ + int dev_state = netif_running(netdev); + + if (dev_state) { + netif_tx_stop_all_queues(netdev); + netif_carrier_off(netdev); + } + + *lb_status = cxgb4_selftest_lb_pkt(netdev); + + if (dev_state) { + netif_tx_start_all_queues(netdev); + netif_carrier_on(netdev); + } +} + +static void cxgb4_self_test(struct net_device *netdev, + struct ethtool_test *eth_test, u64 *data) +{ + struct port_info *pi = netdev_priv(netdev); + struct adapter *adap = pi->adapter; + + memset(data, 0, sizeof(u64) * CXGB4_ETHTOOL_MAX_TEST); + + if (!(adap->flags & CXGB4_FW_OK)) { + eth_test->flags |= ETH_TEST_FL_FAILED; + return; + } + + if (eth_test->flags == ETH_TEST_FL_OFFLINE) + cxgb4_lb_test(netdev, &data[CXGB4_ETHTOOL_LB_TEST]); + + if (data[CXGB4_ETHTOOL_LB_TEST]) + eth_test->flags |= ETH_TEST_FL_FAILED; +} + static const struct ethtool_ops cxgb_ethtool_ops = { .supported_coalesce_params = ETHTOOL_COALESCE_USECS | ETHTOOL_COALESCE_RX_MAX_FRAMES | @@ -2090,6 +2141,7 @@ static const struct ethtool_ops cxgb_ethtool_ops = { .get_rxfh_indir_size = get_rss_table_size, .get_rxfh = get_rss_table, .set_rxfh = set_rss_table, + .self_test = cxgb4_self_test, .flash_device = set_flash, .get_ts_info = get_ts_info, .set_dump = set_dump, |