@@ -99,6 +99,7 @@ enum hns3_opcode_type {
HNS3_OPC_CONFIG_MAX_FRM_SIZE = 0x0308,
HNS3_OPC_CONFIG_SPEED_DUP = 0x0309,
HNS3_MAC_COMMON_INT_EN = 0x030E,
+ HNS3_OPC_CONFIG_FEC_MODE = 0x031A,
/* PFC/Pause commands */
HNS3_OPC_CFG_MAC_PAUSE_EN = 0x0701,
@@ -653,9 +654,25 @@ struct hns3_config_auto_neg_cmd {
uint8_t rsv[20];
};
+#define HNS3_MAC_CFG_FEC_AUTO_EN_B 0
+#define HNS3_MAC_CFG_FEC_MODE_S 1
+#define HNS3_MAC_CFG_FEC_MODE_M GENMASK(3, 1)
+#define HNS3_MAC_FEC_OFF 0
+#define HNS3_MAC_FEC_BASER 1
+#define HNS3_MAC_FEC_RS 2
+
struct hns3_sfp_speed_cmd {
uint32_t sfp_speed;
- uint32_t rsv[5];
+ uint8_t query_type; /* 0: sfp speed, 1: active fec */
+ uint8_t active_fec; /* current FEC mode */
+ uint16_t rsv1;
+ uint32_t rsv2[4];
+};
+
+/* Configure FEC mode, opcode:0x031A */
+struct hns3_config_fec_cmd {
+ uint8_t fec_mode;
+ uint8_t rsv[23];
};
#define HNS3_MAC_MGR_MASK_VLAN_B BIT(0)
@@ -78,6 +78,8 @@ static int hns3_add_mc_addr(struct hns3_hw *hw,
struct rte_ether_addr *mac_addr);
static int hns3_remove_mc_addr(struct hns3_hw *hw,
struct rte_ether_addr *mac_addr);
+static int hns3_restore_fec(struct hns3_hw *hw);
+static int hns3_query_dev_fec_info(struct rte_eth_dev *dev);
static void
hns3_pf_disable_irq0(struct hns3_hw *hw)
@@ -2819,6 +2821,13 @@ hns3_get_capability(struct hns3_hw *hw)
device_id == HNS3_DEV_ID_200G_RDMA)
hns3_set_bit(hw->capability, HNS3_DEV_SUPPORT_DCB_B, 1);
+ ret = hns3_query_dev_fec_info(eth_dev);
+ if (ret) {
+ PMD_INIT_LOG(ERR,
+ "failed to query FEC information, ret = %d", ret);
+ return ret;
+ }
+
/* Get PCI revision id */
ret = rte_pci_read_config(pci_dev, &revision, HNS3_PCI_REVISION_ID_LEN,
HNS3_PCI_REVISION_ID);
@@ -5311,6 +5320,10 @@ hns3_restore_conf(struct hns3_adapter *hns)
if (ret)
goto err_promisc;
+ ret = hns3_restore_fec(hw);
+ if (ret)
+ goto err_promisc;
+
if (hns->hw.adapter_state == HNS3_NIC_STARTED) {
ret = hns3_do_start(hns, false);
if (ret)
@@ -5389,6 +5402,144 @@ hns3_reset_service(void *param)
hns3_msix_process(hns, reset_level);
}
+static int
+hns3_fec_get_capability(struct rte_eth_dev *dev, uint8_t *fec_cap)
+{
+ struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+ struct hns3_mac *mac = &hw->mac;
+ uint8_t mode;
+
+ switch (mac->link_speed) {
+ case ETH_SPEED_NUM_10G:
+ case ETH_SPEED_NUM_40G:
+ mode = BIT(ETH_FEC_NOFEC) | BIT(ETH_FEC_BASER) |
+ BIT(ETH_FEC_AUTO);
+ break;
+ case ETH_SPEED_NUM_25G:
+ case ETH_SPEED_NUM_50G:
+ mode = BIT(ETH_FEC_NOFEC) | BIT(ETH_FEC_BASER) |
+ BIT(ETH_FEC_RS) | BIT(ETH_FEC_AUTO);
+ break;
+ case ETH_SPEED_NUM_100G:
+ case ETH_SPEED_NUM_200G:
+ mode = BIT(ETH_FEC_NOFEC) | BIT(ETH_FEC_RS) | BIT(ETH_FEC_AUTO);
+ break;
+ default:
+ mode = 0;
+ break;
+ }
+
+ *fec_cap = mode;
+ return 0;
+}
+
+static int
+hns3_fec_get(struct rte_eth_dev *dev, enum rte_fec_mode *mode)
+{
+#define QUERY_ACTIVE_SPEED 1
+ struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+ struct hns3_sfp_speed_cmd *resp;
+ struct hns3_cmd_desc desc;
+ int ret;
+
+ hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_SFP_GET_SPEED, true);
+ resp = (struct hns3_sfp_speed_cmd *)desc.data;
+ resp->query_type = QUERY_ACTIVE_SPEED;
+
+ ret = hns3_cmd_send(hw, &desc, 1);
+ if (ret == -EOPNOTSUPP) {
+ hns3_err(hw, "IMP do not support get FEC, ret = %d", ret);
+ return ret;
+ } else if (ret) {
+ hns3_err(hw, "get FEC failed, ret = %d", ret);
+ return ret;
+ }
+
+ *mode = resp->active_fec;
+ return 0;
+}
+
+static int
+hns3_set_fec_hw(struct hns3_hw *hw, enum rte_fec_mode mode)
+{
+ struct hns3_config_fec_cmd *req;
+ struct hns3_cmd_desc desc;
+ int ret;
+
+ hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_CONFIG_FEC_MODE, false);
+
+ req = (struct hns3_config_fec_cmd *)desc.data;
+ switch (mode) {
+ case ETH_FEC_NOFEC:
+ hns3_set_field(req->fec_mode, HNS3_MAC_CFG_FEC_MODE_M,
+ HNS3_MAC_CFG_FEC_MODE_S, HNS3_MAC_FEC_OFF);
+ break;
+ case ETH_FEC_BASER:
+ hns3_set_field(req->fec_mode, HNS3_MAC_CFG_FEC_MODE_M,
+ HNS3_MAC_CFG_FEC_MODE_S, HNS3_MAC_FEC_BASER);
+ break;
+ case ETH_FEC_RS:
+ hns3_set_field(req->fec_mode, HNS3_MAC_CFG_FEC_MODE_M,
+ HNS3_MAC_CFG_FEC_MODE_S, HNS3_MAC_FEC_RS);
+ break;
+ case ETH_FEC_AUTO:
+ hns3_set_bit(req->fec_mode, HNS3_MAC_CFG_FEC_AUTO_EN_B, 1);
+ break;
+ default:
+ return 0;
+ }
+ ret = hns3_cmd_send(hw, &desc, 1);
+ if (ret)
+ hns3_err(hw, "set fec mode failed, ret = %d", ret);
+
+ return 0;
+}
+
+static int
+hns3_fec_set(struct rte_eth_dev *dev, enum rte_fec_mode mode)
+{
+ struct hns3_adapter *hns = dev->data->dev_private;
+ struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(hns);
+ struct hns3_pf *pf = &hns->pf;
+ int ret;
+
+ ret = hns3_set_fec_hw(hw, mode);
+ if (ret)
+ return ret;
+
+ pf->fec_mode = mode;
+ return 0;
+}
+
+static int
+hns3_restore_fec(struct hns3_hw *hw)
+{
+ struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
+ struct hns3_pf *pf = &hns->pf;
+ enum rte_fec_mode mode = pf->fec_mode;
+ int ret;
+
+ ret = hns3_set_fec_hw(hw, mode);
+ if (ret)
+ hns3_err(hw, "restore fec mode(%d) failed, ret = %d",
+ mode, ret);
+
+ return ret;
+}
+
+static int
+hns3_query_dev_fec_info(struct rte_eth_dev *dev)
+{
+ struct hns3_adapter *hns = dev->data->dev_private;
+ struct hns3_pf *pf = &hns->pf;
+ int ret;
+
+ ret = hns3_fec_get(dev, &pf->fec_mode);
+ if (ret)
+ return ret;
+
+ return 0;
+}
static const struct eth_dev_ops hns3_eth_dev_ops = {
.dev_start = hns3_dev_start,
.dev_stop = hns3_dev_stop,
@@ -5434,6 +5585,9 @@ static const struct eth_dev_ops hns3_eth_dev_ops = {
.get_reg = hns3_get_regs,
.get_dcb_info = hns3_get_dcb_info,
.dev_supported_ptypes_get = hns3_dev_supported_ptypes_get,
+ .fec_get_capability = hns3_fec_get_capability,
+ .fec_get = hns3_fec_get,
+ .fec_set = hns3_fec_set,
};
static const struct hns3_reset_ops hns3_reset_ops = {
@@ -510,6 +510,7 @@ struct hns3_pf {
struct hns3_err_msix_intr_stats abn_int_stats;
bool support_sfp_query;
+ enum rte_fec_mode fec_mode; /* current FEC mode for ethdev */
struct hns3_vtag_cfg vtag_config;
LIST_HEAD(vlan_tbl, hns3_user_vlan_table) vlan_list;