From f4b6431fab7c7162824b541cb194b476e5f7bfe6 Mon Sep 17 00:00:00 2001 From: Jian Shen Date: Sun, 6 Dec 2020 12:06:14 +0800 Subject: [PATCH 087/283] net: hns3: add priv flags support to switch limit promisc mode mainline inclusion from mainline-v5.11-rc1 commit 5e7414cdf1abea7e2fc19a3190aa7b0d0b1e629d category: feature bugzilla: https://gitee.com/src-openeuler/kernel/issues/I8EMUR Reference: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=5e7414cdf1abea7e2fc19a3190aa7b0d0b1e629d -------------------------------- Currently, the tx unicast promisc is always enabled when promisc mode on. If tx unicast promisc on, a function will receive all unicast packet from other functions belong to the same port. Add a ethtool private flag to control whether enable tx unicast promisc. Then the function is able to filter the unknown unicast packets from other function. Signed-off-by: Jian Shen Signed-off-by: Jakub Kicinski Signed-off-by: Xiaodong Li Conflicts: drivers/net/ethernet/hisilicon/hns3/hnae3.h drivers/net/ethernet/hisilicon/hns3/hns3_enet.c drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c --- .../net/ethernet/hisilicon/hns3/hclge_mbx.h | 1 + drivers/net/ethernet/hisilicon/hns3/hnae3.h | 10 +++ .../net/ethernet/hisilicon/hns3/hns3_enet.c | 3 + .../ethernet/hisilicon/hns3/hns3_ethtool.c | 86 +++++++++++++++++++ .../hisilicon/hns3/hns3pf/hclge_cmd.h | 17 ++-- .../hisilicon/hns3/hns3pf/hclge_main.c | 10 +-- .../hisilicon/hns3/hns3pf/hclge_mbx.c | 6 ++ .../hisilicon/hns3/hns3vf/hclgevf_main.c | 7 ++ 8 files changed, 127 insertions(+), 13 deletions(-) diff --git a/drivers/net/ethernet/hisilicon/hns3/hclge_mbx.h b/drivers/net/ethernet/hisilicon/hns3/hclge_mbx.h index bfd6f19aa65a..5a13eea2742d 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hclge_mbx.h +++ b/drivers/net/ethernet/hisilicon/hns3/hclge_mbx.h @@ -122,6 +122,7 @@ struct hclge_vf_to_pf_msg { u8 en_bc; u8 en_uc; u8 en_mc; + u8 en_limit_promisc; }; struct { u8 vector_id; diff --git a/drivers/net/ethernet/hisilicon/hns3/hnae3.h b/drivers/net/ethernet/hisilicon/hns3/hnae3.h index 5c38c7a02912..738baccf5a8a 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hnae3.h +++ b/drivers/net/ethernet/hisilicon/hns3/hnae3.h @@ -853,6 +853,11 @@ struct hnae3_unic_private_info { #define HNAE3_MPE (HNAE3_USER_MPE | HNAE3_OVERFLOW_MPE) #define HNAE3_OVERFLOW_UMPE (HNAE3_OVERFLOW_UPE | HNAE3_OVERFLOW_MPE) +enum hnae3_pflag { + HNAE3_PFLAG_LIMIT_PROMISC, + HNAE3_PFLAG_MAX +}; + struct hnae3_handle { struct hnae3_client *client; struct pci_dev *pdev; @@ -885,6 +890,11 @@ struct hnae3_handle { /* for sysfs */ struct kobject *kobj; #endif + +#ifndef __GENKSYMS__ + unsigned long supported_pflags; + unsigned long priv_flags; +#endif }; #define hnae3_set_field(origin, mask, shift, val) \ diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c index 3ca646e15345..7600a2e4a645 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c @@ -4371,6 +4371,9 @@ static int hns3_client_init(struct hnae3_handle *handle) set_bit(HNS3_NIC_STATE_INITED, &priv->state); + if (ae_dev->dev_version >= HNAE3_DEVICE_VERSION_V3) + set_bit(HNAE3_PFLAG_LIMIT_PROMISC, &handle->supported_pflags); + ret = register_netdev(netdev); if (ret) { dev_err(priv->dev, "probe register netdev fail!\n"); diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c b/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c index c42c6163ac80..ae22adfe5740 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c @@ -22,6 +22,11 @@ struct hns3_sfp_type { u8 ext_type; }; +struct hns3_pflag_desc { + char name[ETH_GSTRING_LEN]; + void (*handler)(struct net_device *netdev, bool enable); +}; + /* tqp related stats */ #define HNS3_TQP_STAT(_string, _member) { \ .stats_string = _string, \ @@ -65,6 +70,8 @@ static const struct hns3_stats hns3_rxq_stats[] = { HNS3_TQP_STAT("non_reuse_pg", non_reuse_pg), }; +#define HNS3_PRIV_FLAGS_LEN ARRAY_SIZE(hns3_priv_flags) + #define HNS3_RXQ_STATS_COUNT ARRAY_SIZE(hns3_rxq_stats) #define HNS3_TQP_STATS_COUNT (HNS3_TXQ_STATS_COUNT + HNS3_RXQ_STATS_COUNT) @@ -408,6 +415,23 @@ static void hns3_self_test(struct net_device *ndev, netdev_info(ndev, "self test end\n"); } +static void hns3_update_limit_promisc_mode(struct net_device *netdev, + bool enable) +{ + struct hnae3_handle *handle = hns3_get_handle(netdev); + + if (enable) + set_bit(HNAE3_PFLAG_LIMIT_PROMISC, &handle->priv_flags); + else + clear_bit(HNAE3_PFLAG_LIMIT_PROMISC, &handle->priv_flags); + + hns3_request_update_promisc_mode(handle); +} + +static const struct hns3_pflag_desc hns3_priv_flags[HNAE3_PFLAG_MAX] = { + { "limit_promisc", hns3_update_limit_promisc_mode } +}; + static int hns3_get_sset_count(struct net_device *netdev, int stringset) { struct hnae3_handle *h = hns3_get_handle(netdev); @@ -424,6 +448,9 @@ static int hns3_get_sset_count(struct net_device *netdev, int stringset) case ETH_SS_TEST: return ops->get_sset_count(h, stringset); + case ETH_SS_PRIV_FLAGS: + return HNAE3_PFLAG_MAX; + default: return -EOPNOTSUPP; } @@ -477,6 +504,7 @@ static void hns3_get_strings(struct net_device *netdev, u32 stringset, u8 *data) struct hnae3_handle *h = hns3_get_handle(netdev); const struct hnae3_ae_ops *ops = h->ae_algo->ops; char *buff = (char *)data; + int i; if (!ops->get_strings) return; @@ -489,6 +517,13 @@ static void hns3_get_strings(struct net_device *netdev, u32 stringset, u8 *data) case ETH_SS_TEST: ops->get_strings(h, stringset, data); break; + case ETH_SS_PRIV_FLAGS: + for (i = 0; i < HNS3_PRIV_FLAGS_LEN; i++) { + snprintf(buff, ETH_GSTRING_LEN, "%s", + hns3_priv_flags[i].name); + buff += ETH_GSTRING_LEN; + } + break; default: break; } @@ -1522,6 +1557,53 @@ static int hns3_get_module_eeprom(struct net_device *netdev, return ops->get_module_eeprom(handle, ee->offset, ee->len, data); } +static u32 hns3_get_priv_flags(struct net_device *netdev) +{ + struct hnae3_handle *handle = hns3_get_handle(netdev); + + return handle->priv_flags; +} + +static int hns3_check_priv_flags(struct hnae3_handle *h, u32 changed) +{ + u32 i; + + for (i = 0; i < HNAE3_PFLAG_MAX; i++) + if ((changed & BIT(i)) && !test_bit(i, &h->supported_pflags)) { + netdev_err(h->netdev, "%s is unsupported\n", + hns3_priv_flags[i].name); + return -EOPNOTSUPP; + } + + return 0; +} + +static int hns3_set_priv_flags(struct net_device *netdev, u32 pflags) +{ + struct hnae3_handle *handle = hns3_get_handle(netdev); + u32 changed = pflags ^ handle->priv_flags; + int ret; + u32 i; + + ret = hns3_check_priv_flags(handle, changed); + if (ret) + return ret; + + for (i = 0; i < HNAE3_PFLAG_MAX; i++) { + if (changed & BIT(i)) { + bool enable = !(handle->priv_flags & BIT(i)); + + if (enable) + handle->priv_flags |= BIT(i); + else + handle->priv_flags &= ~BIT(i); + hns3_priv_flags[i].handler(netdev, enable); + } + } + + return 0; +} + #define HNS3_ETHTOOL_COALESCE (ETHTOOL_COALESCE_USECS | \ ETHTOOL_COALESCE_USE_ADAPTIVE | \ ETHTOOL_COALESCE_RX_USECS_HIGH | \ @@ -1563,6 +1645,8 @@ static const struct ethtool_ops hns3vf_ethtool_ops = { .get_link = hns3_get_link, .get_msglevel = hns3_get_msglevel, .set_msglevel = hns3_set_msglevel, + .get_priv_flags = hns3_get_priv_flags, + .set_priv_flags = hns3_set_priv_flags, }; static const struct ethtool_ops hns3_ethtool_ops = { @@ -1599,6 +1683,8 @@ static const struct ethtool_ops hns3_ethtool_ops = { .set_fecparam = hns3_set_fecparam, .get_module_info = hns3_get_module_info, .get_module_eeprom = hns3_get_module_eeprom, + .get_priv_flags = hns3_get_priv_flags, + .set_priv_flags = hns3_set_priv_flags, .get_ts_info = hns3_get_ts_info, }; diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h index 4d89efaf4aed..ba10e18ddb7e 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h @@ -599,23 +599,24 @@ struct hclge_link_status_cmd { u8 rsv[23]; }; +#define HCLGE_PROMISC_TX_EN_B BIT(4) +#define HCLGE_PROMISC_RX_EN_B BIT(5) +#define HCLGE_PROMISC_EN_B 1 +#define HCLGE_PROMISC_EN_ALL 0x7 +#define HCLGE_PROMISC_EN_UC 0x1 +#define HCLGE_PROMISC_EN_MC 0x2 +#define HCLGE_PROMISC_EN_BC 0x4 + struct hclge_promisc_param { u8 vf_id; u8 enable; }; -#define HCLGE_PROMISC_TX_EN_B BIT(4) -#define HCLGE_PROMISC_RX_EN_B BIT(5) -#define HCLGE_PROMISC_EN_B 1 -#define HCLGE_PROMISC_EN_ALL 0x7 -#define HCLGE_PROMISC_EN_UC 0x1 -#define HCLGE_PROMISC_EN_MC 0x2 -#define HCLGE_PROMISC_EN_BC 0x4 struct hclge_promisc_cfg_cmd { u8 flag; u8 vf_id; __le16 rsv0; - u8 rsv1[20]; + u8 rsv1[21]; }; enum hclge_promisc_type { diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c index d4db7a84f279..d46a1d31c701 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c @@ -5109,20 +5109,20 @@ static int hclge_cmd_set_promisc_mode(struct hclge_dev *hdev, * send command to fireware in revision(0x20). */ req->flag = (param->enable << HCLGE_PROMISC_EN_B) | - HCLGE_PROMISC_TX_EN_B | HCLGE_PROMISC_RX_EN_B; + HCLGE_PROMISC_TX_EN_B | HCLGE_PROMISC_RX_EN_B; ret = hclge_cmd_send(&hdev->hw, &desc, 1); if (ret) dev_err(&hdev->pdev->dev, - "Set vport %d promisc mode fail, ret = %d.\n", - param->vf_id, ret); + "failed to set vport %d promisc mode, ret = %d.\n", + param->vf_id, ret); return ret; } static void hclge_promisc_param_init(struct hclge_promisc_param *param, - bool en_uc, bool en_mc, bool en_bc, - int vport_id) + bool en_uc, bool en_mc, bool en_bc, + int vport_id) { if (!param) return; diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c index 841c9b0c9fe4..a9dd7d0601ab 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c @@ -327,11 +327,17 @@ static void hclge_set_vf_promisc_mode(struct hclge_vport *vport, struct hclge_mbx_vf_to_pf_cmd *req) { struct hclge_dev *hdev = vport->back; + struct hnae3_handle *handle = &vport->nic; vport->vf_info.request_uc_en = req->msg.en_uc; vport->vf_info.request_mc_en = req->msg.en_mc; vport->vf_info.request_bc_en = req->msg.en_bc; + if (req->msg.en_limit_promisc) + set_bit(HNAE3_PFLAG_LIMIT_PROMISC, &handle->priv_flags); + else + clear_bit(HNAE3_PFLAG_LIMIT_PROMISC, &handle->priv_flags); + set_bit(HCLGE_VPORT_STATE_PROMISC_CHANGE, &vport->state); hclge_task_schedule(hdev, 0); } diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c index db292ca270b8..d58b4e4780a8 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c @@ -15,6 +15,9 @@ #define HCLGEVF_RESET_MAX_FAIL_CNT 5 static int hclgevf_reset_hdev(struct hclgevf_dev *hdev); +static void hclgevf_task_schedule(struct hclgevf_dev *hdev, + unsigned long delay); + static struct hnae3_ae_algo ae_algovf; static struct workqueue_struct *hclgevf_wq; @@ -1177,6 +1180,7 @@ static int hclgevf_cmd_set_promisc_mode(struct hclgevf_dev *hdev, bool en_uc_pmc, bool en_mc_pmc, bool en_bc_pmc) { + struct hnae3_handle *handle = &hdev->nic; struct hclge_vf_to_pf_msg send_msg; int ret; @@ -1185,6 +1189,8 @@ static int hclgevf_cmd_set_promisc_mode(struct hclgevf_dev *hdev, send_msg.en_bc = en_bc_pmc ? 1 : 0; send_msg.en_uc = en_uc_pmc ? 1 : 0; send_msg.en_mc = en_mc_pmc ? 1 : 0; + send_msg.en_limit_promisc = test_bit(HNAE3_PFLAG_LIMIT_PROMISC, + &handle->priv_flags) ? 1 : 0; ret = hclgevf_send_mbx_msg(hdev, &send_msg, false, NULL, 0); if (ret) @@ -1211,6 +1217,7 @@ static void hclgevf_request_update_promisc_mode(struct hnae3_handle *handle) struct hclgevf_dev *hdev = hclgevf_ae_get_hdev(handle); set_bit(HCLGEVF_STATE_PROMISC_CHANGED, &hdev->state); + hclgevf_task_schedule(hdev, 0); } static void hclgevf_sync_promisc_mode(struct hclgevf_dev *hdev) -- 2.34.1