diff options
author | Sucheta Chakraborty <sucheta.chakraborty@qlogic.com> | 2010-12-02 20:41:23 +0000 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2010-12-03 09:33:20 -0800 |
commit | 97319a270da37a5eab14a770f1417d8229245270 (patch) | |
tree | b44c0a44d1ee6f7dc05fdd2a4e03b6a6037639f5 /drivers/net/qlcnic/qlcnic_ethtool.c | |
parent | 7e300bc8e6736d41e7b92978f415572ac60fd59b (diff) |
qlcnic: Disable loopback support
Loopback mode can not be supported in CNA mode. Removing it until FW is fixed.
Signed-off-by: Sucheta Chakraborty <sucheta.chakraborty@qlogic.com>
Signed-off-by: Anirban Chakraborty <anirban.chakraborty@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 | 104 |
1 files changed, 1 insertions, 103 deletions
diff --git a/drivers/net/qlcnic/qlcnic_ethtool.c b/drivers/net/qlcnic/qlcnic_ethtool.c index c3892963648..2aa9d8b2bab 100644 --- a/drivers/net/qlcnic/qlcnic_ethtool.c +++ b/drivers/net/qlcnic/qlcnic_ethtool.c @@ -101,8 +101,7 @@ static const char qlcnic_device_gstrings_stats[][ETH_GSTRING_LEN] = { static const char qlcnic_gstrings_test[][ETH_GSTRING_LEN] = { "Register_Test_on_offline", "Link_Test_on_offline", - "Interrupt_Test_offline", - "Loopback_Test_offline" + "Interrupt_Test_offline" }; #define QLCNIC_TEST_LEN ARRAY_SIZE(qlcnic_gstrings_test) @@ -643,104 +642,6 @@ static int qlcnic_get_sset_count(struct net_device *dev, int sset) } } -#define QLC_ILB_PKT_SIZE 64 -#define QLC_NUM_ILB_PKT 16 -#define QLC_ILB_MAX_RCV_LOOP 10 - -static void qlcnic_create_loopback_buff(unsigned char *data) -{ - unsigned char random_data[] = {0xa8, 0x06, 0x45, 0x00}; - memset(data, 0x4e, QLC_ILB_PKT_SIZE); - memset(data, 0xff, 12); - memcpy(data + 12, random_data, sizeof(random_data)); -} - -int qlcnic_check_loopback_buff(unsigned char *data) -{ - unsigned char buff[QLC_ILB_PKT_SIZE]; - qlcnic_create_loopback_buff(buff); - return memcmp(data, buff, QLC_ILB_PKT_SIZE); -} - -static int qlcnic_do_ilb_test(struct qlcnic_adapter *adapter) -{ - struct qlcnic_recv_context *recv_ctx = &adapter->recv_ctx; - struct qlcnic_host_sds_ring *sds_ring = &recv_ctx->sds_rings[0]; - struct sk_buff *skb; - int i, loop, cnt = 0; - - for (i = 0; i < QLC_NUM_ILB_PKT; i++) { - skb = dev_alloc_skb(QLC_ILB_PKT_SIZE); - qlcnic_create_loopback_buff(skb->data); - skb_put(skb, QLC_ILB_PKT_SIZE); - - adapter->diag_cnt = 0; - qlcnic_xmit_frame(skb, adapter->netdev); - - loop = 0; - do { - msleep(1); - qlcnic_process_rcv_ring_diag(sds_ring); - } while (loop++ < QLC_ILB_MAX_RCV_LOOP && - !adapter->diag_cnt); - - dev_kfree_skb_any(skb); - - if (!adapter->diag_cnt) - dev_warn(&adapter->pdev->dev, "ILB Test: %dth packet" - " not recevied\n", i + 1); - else - cnt++; - } - if (cnt != i) { - dev_warn(&adapter->pdev->dev, "ILB Test failed\n"); - return -1; - } - return 0; -} - -static int qlcnic_loopback_test(struct net_device *netdev) -{ - struct qlcnic_adapter *adapter = netdev_priv(netdev); - int max_sds_rings = adapter->max_sds_rings; - int ret; - - if (adapter->op_mode == QLCNIC_NON_PRIV_FUNC) { - dev_warn(&adapter->pdev->dev, "Loopback test not supported" - "for non privilege function\n"); - return 0; - } - - if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state)) - return -EIO; - - if (qlcnic_request_quiscent_mode(adapter)) { - clear_bit(__QLCNIC_RESETTING, &adapter->state); - return -EIO; - } - - ret = qlcnic_diag_alloc_res(netdev, QLCNIC_LOOPBACK_TEST); - if (ret) - goto clear_it; - - ret = qlcnic_set_ilb_mode(adapter); - if (ret) - goto done; - - ret = qlcnic_do_ilb_test(adapter); - - qlcnic_clear_ilb_mode(adapter); - -done: - qlcnic_diag_free_res(netdev, max_sds_rings); - -clear_it: - qlcnic_clear_quiscent_mode(adapter); - adapter->max_sds_rings = max_sds_rings; - clear_bit(__QLCNIC_RESETTING, &adapter->state); - return ret; -} - static int qlcnic_irq_test(struct net_device *netdev) { struct qlcnic_adapter *adapter = netdev_priv(netdev); @@ -793,9 +694,6 @@ qlcnic_diag_test(struct net_device *dev, struct ethtool_test *eth_test, if (data[2]) eth_test->flags |= ETH_TEST_FL_FAILED; - data[3] = qlcnic_loopback_test(dev); - if (data[3]) - eth_test->flags |= ETH_TEST_FL_FAILED; } } |