From: Peng Li lipeng321@huawei.com
mainline inclusion from mainline-v5.15-rc1 commit 4c8dab1c709c5a715bce14efdb8f4e889d86aa04 category: feature bugzilla: https://gitee.com/openeuler/kernel/issues/I4BY3P CVE: NA
Reference: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?i...
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This patch reconstructs function hns3_self_test to reduce the code cycle complexity and make code more concise.
Signed-off-by: Peng Li lipeng321@huawei.com Signed-off-by: Guangbin Huang huangguangbin2@huawei.com Signed-off-by: David S. Miller davem@davemloft.net Reviewed-by: Yongxin Li liyongxin1@huawei.com Signed-off-by: Junxin Chen chenjunxin1@huawei.com Signed-off-by: Zheng Zengkai zhengzengkai@huawei.com --- .../ethernet/hisilicon/hns3/hns3_ethtool.c | 101 +++++++++++------- 1 file changed, 64 insertions(+), 37 deletions(-)
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c b/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c index b8d9851aefc5..7ea511d59e91 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c @@ -298,33 +298,8 @@ static int hns3_lp_run_test(struct net_device *ndev, enum hnae3_loop mode) return ret_val; }
-/** - * hns3_self_test - self test - * @ndev: net device - * @eth_test: test cmd - * @data: test result - */ -static void hns3_self_test(struct net_device *ndev, - struct ethtool_test *eth_test, u64 *data) +static void hns3_set_selftest_param(struct hnae3_handle *h, int (*st_param)[2]) { - struct hns3_nic_priv *priv = netdev_priv(ndev); - struct hnae3_handle *h = priv->ae_handle; - int st_param[HNS3_SELF_TEST_TYPE_NUM][2]; - bool if_running = netif_running(ndev); - int test_index = 0; - u32 i; - - if (hns3_nic_resetting(ndev)) { - netdev_err(ndev, "dev resetting!"); - return; - } - - /* Only do offline selftest, or pass by default */ - if (eth_test->flags != ETH_TEST_FL_OFFLINE) - return; - - netif_dbg(h, drv, ndev, "self test start"); - st_param[HNAE3_LOOP_APP][0] = HNAE3_LOOP_APP; st_param[HNAE3_LOOP_APP][1] = h->flags & HNAE3_SUPPORT_APP_LOOPBACK; @@ -341,6 +316,18 @@ static void hns3_self_test(struct net_device *ndev, st_param[HNAE3_LOOP_PHY][0] = HNAE3_LOOP_PHY; st_param[HNAE3_LOOP_PHY][1] = h->flags & HNAE3_SUPPORT_PHY_LOOPBACK; +} + +static void hns3_selftest_prepare(struct net_device *ndev, + bool if_running, int (*st_param)[2]) +{ + struct hns3_nic_priv *priv = netdev_priv(ndev); + struct hnae3_handle *h = priv->ae_handle; + + if (netif_msg_ifdown(h)) + netdev_info(ndev, "self test start\n"); + + hns3_set_selftest_param(h, st_param);
if (if_running) ndev->netdev_ops->ndo_stop(ndev); @@ -359,6 +346,35 @@ static void hns3_self_test(struct net_device *ndev, h->ae_algo->ops->halt_autoneg(h, true);
set_bit(HNS3_NIC_STATE_TESTING, &priv->state); +} + +static void hns3_selftest_restore(struct net_device *ndev, bool if_running) +{ + struct hns3_nic_priv *priv = netdev_priv(ndev); + struct hnae3_handle *h = priv->ae_handle; + + clear_bit(HNS3_NIC_STATE_TESTING, &priv->state); + + if (h->ae_algo->ops->halt_autoneg) + h->ae_algo->ops->halt_autoneg(h, false); + +#if IS_ENABLED(CONFIG_VLAN_8021Q) + if (h->ae_algo->ops->enable_vlan_filter) + h->ae_algo->ops->enable_vlan_filter(h, true); +#endif + + if (if_running) + ndev->netdev_ops->ndo_open(ndev); + + if (netif_msg_ifdown(h)) + netdev_info(ndev, "self test end\n"); +} + +static void hns3_do_selftest(struct net_device *ndev, int (*st_param)[2], + struct ethtool_test *eth_test, u64 *data) +{ + int test_index = 0; + u32 i;
for (i = 0; i < HNS3_SELF_TEST_TYPE_NUM; i++) { enum hnae3_loop loop_type = (enum hnae3_loop)st_param[i][0]; @@ -377,21 +393,32 @@ static void hns3_self_test(struct net_device *ndev,
test_index++; } +}
- clear_bit(HNS3_NIC_STATE_TESTING, &priv->state); - - if (h->ae_algo->ops->halt_autoneg) - h->ae_algo->ops->halt_autoneg(h, false); +/** + * hns3_nic_self_test - self test + * @ndev: net device + * @eth_test: test cmd + * @data: test result + */ +static void hns3_self_test(struct net_device *ndev, + struct ethtool_test *eth_test, u64 *data) +{ + int st_param[HNS3_SELF_TEST_TYPE_NUM][2]; + bool if_running = netif_running(ndev);
-#if IS_ENABLED(CONFIG_VLAN_8021Q) - if (h->ae_algo->ops->enable_vlan_filter) - h->ae_algo->ops->enable_vlan_filter(h, true); -#endif + if (hns3_nic_resetting(ndev)) { + netdev_err(ndev, "dev resetting!"); + return; + }
- if (if_running) - ndev->netdev_ops->ndo_open(ndev); + /* Only do offline selftest, or pass by default */ + if (eth_test->flags != ETH_TEST_FL_OFFLINE) + return;
- netif_dbg(h, drv, ndev, "self test end\n"); + hns3_selftest_prepare(ndev, if_running, st_param); + hns3_do_selftest(ndev, st_param, eth_test, data); + hns3_selftest_restore(ndev, if_running); }
static void hns3_update_limit_promisc_mode(struct net_device *netdev,