/* SPDX-License-Identifier: BSD-3-Clause
* Copyright(c) 2018-2019 Hisilicon Limited.
*/
+
+#include <errno.h>
+#include <stdarg.h>
+#include <stdbool.h>
+#include <stdio.h>
+#include <stdint.h>
+#include <inttypes.h>
+#include <unistd.h>
+#include <rte_bus_pci.h>
+#include <rte_common.h>
+#include <rte_cycles.h>
+#include <rte_dev.h>
+#include <rte_eal.h>
+#include <rte_ether.h>
+#include <rte_ethdev_driver.h>
+#include <rte_ethdev_pci.h>
+#include <rte_io.h>
+#include <rte_log.h>
+#include <rte_pci.h>
+
+#include "hns3_ethdev.h"
+#include "hns3_logs.h"
+#include "hns3_regs.h"
+
+#define HNS3_DEFAULT_PORT_CONF_BURST_SIZE 32
+#define HNS3_DEFAULT_PORT_CONF_QUEUES_NUM 1
+
+#define HNS3_SERVICE_INTERVAL 1000000 /* us */
+
+int hns3_logtype_init;
+int hns3_logtype_driver;
+
+static int
+hns3_config_tso(struct hns3_hw *hw, unsigned int tso_mss_min,
+ unsigned int tso_mss_max)
+{
+ struct hns3_cfg_tso_status_cmd *req;
+ struct hns3_cmd_desc desc;
+ uint16_t tso_mss;
+
+ hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_TSO_GENERIC_CONFIG, false);
+
+ req = (struct hns3_cfg_tso_status_cmd *)desc.data;
+
+ tso_mss = 0;
+ hns3_set_field(tso_mss, HNS3_TSO_MSS_MIN_M, HNS3_TSO_MSS_MIN_S,
+ tso_mss_min);
+ req->tso_mss_min = rte_cpu_to_le_16(tso_mss);
+
+ tso_mss = 0;
+ hns3_set_field(tso_mss, HNS3_TSO_MSS_MIN_M, HNS3_TSO_MSS_MIN_S,
+ tso_mss_max);
+ req->tso_mss_max = rte_cpu_to_le_16(tso_mss);
+
+ return hns3_cmd_send(hw, &desc, 1);
+}
+
+int
+hns3_config_gro(struct hns3_hw *hw, bool en)
+{
+ struct hns3_cfg_gro_status_cmd *req;
+ struct hns3_cmd_desc desc;
+ int ret;
+
+ hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_GRO_GENERIC_CONFIG, false);
+ req = (struct hns3_cfg_gro_status_cmd *)desc.data;
+
+ req->gro_en = rte_cpu_to_le_16(en ? 1 : 0);
+
+ ret = hns3_cmd_send(hw, &desc, 1);
+ if (ret)
+ hns3_err(hw, "GRO hardware config cmd failed, ret = %d", ret);
+
+ return ret;
+}
+
+static int
+hns3_set_umv_space(struct hns3_hw *hw, uint16_t space_size,
+ uint16_t *allocated_size, bool is_alloc)
+{
+ struct hns3_umv_spc_alc_cmd *req;
+ struct hns3_cmd_desc desc;
+ int ret;
+
+ req = (struct hns3_umv_spc_alc_cmd *)desc.data;
+ hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_MAC_VLAN_ALLOCATE, false);
+ hns3_set_bit(req->allocate, HNS3_UMV_SPC_ALC_B, is_alloc ? 0 : 1);
+ req->space_size = rte_cpu_to_le_32(space_size);
+
+ ret = hns3_cmd_send(hw, &desc, 1);
+ if (ret) {
+ PMD_INIT_LOG(ERR, "%s umv space failed for cmd_send, ret =%d",
+ is_alloc ? "allocate" : "free", ret);
+ return ret;
+ }
+
+ if (is_alloc && allocated_size)
+ *allocated_size = rte_le_to_cpu_32(desc.data[1]);
+
+ return 0;
+}
+
+static int
+hns3_init_umv_space(struct hns3_hw *hw)
+{
+ struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
+ struct hns3_pf *pf = &hns->pf;
+ uint16_t allocated_size = 0;
+ int ret;
+
+ ret = hns3_set_umv_space(hw, pf->wanted_umv_size, &allocated_size,
+ true);
+ if (ret)
+ return ret;
+
+ if (allocated_size < pf->wanted_umv_size)
+ PMD_INIT_LOG(WARNING, "Alloc umv space failed, want %u, get %u",
+ pf->wanted_umv_size, allocated_size);
+
+ pf->max_umv_size = (!!allocated_size) ? allocated_size :
+ pf->wanted_umv_size;
+ pf->used_umv_size = 0;
+ return 0;
+}
+
+static int
+hns3_uninit_umv_space(struct hns3_hw *hw)
+{
+ struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
+ struct hns3_pf *pf = &hns->pf;
+ int ret;
+
+ if (pf->max_umv_size == 0)
+ return 0;
+
+ ret = hns3_set_umv_space(hw, pf->max_umv_size, NULL, false);
+ if (ret)
+ return ret;
+
+ pf->max_umv_size = 0;
+
+ return 0;
+}
+
+static bool
+hns3_is_umv_space_full(struct hns3_hw *hw)
+{
+ struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
+ struct hns3_pf *pf = &hns->pf;
+ bool is_full;
+
+ is_full = (pf->used_umv_size >= pf->max_umv_size);
+
+ return is_full;
+}
+
+static void
+hns3_update_umv_space(struct hns3_hw *hw, bool is_free)
+{
+ struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
+ struct hns3_pf *pf = &hns->pf;
+
+ if (is_free) {
+ if (pf->used_umv_size > 0)
+ pf->used_umv_size--;
+ } else
+ pf->used_umv_size++;
+}
+
+static void
+hns3_prepare_mac_addr(struct hns3_mac_vlan_tbl_entry_cmd *new_req,
+ const uint8_t *addr, bool is_mc)
+{
+ const unsigned char *mac_addr = addr;
+ uint32_t high_val = ((uint32_t)mac_addr[3] << 24) |
+ ((uint32_t)mac_addr[2] << 16) |
+ ((uint32_t)mac_addr[1] << 8) |
+ (uint32_t)mac_addr[0];
+ uint32_t low_val = ((uint32_t)mac_addr[5] << 8) | (uint32_t)mac_addr[4];
+
+ hns3_set_bit(new_req->flags, HNS3_MAC_VLAN_BIT0_EN_B, 1);
+ if (is_mc) {
+ hns3_set_bit(new_req->entry_type, HNS3_MAC_VLAN_BIT0_EN_B, 0);
+ hns3_set_bit(new_req->entry_type, HNS3_MAC_VLAN_BIT1_EN_B, 1);
+ hns3_set_bit(new_req->mc_mac_en, HNS3_MAC_VLAN_BIT0_EN_B, 1);
+ }
+
+ new_req->mac_addr_hi32 = rte_cpu_to_le_32(high_val);
+ new_req->mac_addr_lo16 = rte_cpu_to_le_16(low_val & 0xffff);
+}
+
+static int
+hns3_get_mac_vlan_cmd_status(struct hns3_hw *hw, uint16_t cmdq_resp,
+ uint8_t resp_code,
+ enum hns3_mac_vlan_tbl_opcode op)
+{
+ if (cmdq_resp) {
+ hns3_err(hw, "cmdq execute failed for get_mac_vlan_cmd_status,status=%u",
+ cmdq_resp);
+ return -EIO;
+ }
+
+ if (op == HNS3_MAC_VLAN_ADD) {
+ if (resp_code == 0 || resp_code == 1) {
+ return 0;
+ } else if (resp_code == HNS3_ADD_UC_OVERFLOW) {
+ hns3_err(hw, "add mac addr failed for uc_overflow");
+ return -ENOSPC;
+ } else if (resp_code == HNS3_ADD_MC_OVERFLOW) {
+ hns3_err(hw, "add mac addr failed for mc_overflow");
+ return -ENOSPC;
+ }
+
+ hns3_err(hw, "add mac addr failed for undefined, code=%u",
+ resp_code);
+ return -EIO;
+ } else if (op == HNS3_MAC_VLAN_REMOVE) {
+ if (resp_code == 0) {
+ return 0;
+ } else if (resp_code == 1) {
+ hns3_dbg(hw, "remove mac addr failed for miss");
+ return -ENOENT;
+ }
+
+ hns3_err(hw, "remove mac addr failed for undefined, code=%u",
+ resp_code);
+ return -EIO;
+ } else if (op == HNS3_MAC_VLAN_LKUP) {
+ if (resp_code == 0) {
+ return 0;
+ } else if (resp_code == 1) {
+ hns3_dbg(hw, "lookup mac addr failed for miss");
+ return -ENOENT;
+ }
+
+ hns3_err(hw, "lookup mac addr failed for undefined, code=%u",
+ resp_code);
+ return -EIO;
+ }
+
+ hns3_err(hw, "unknown opcode for get_mac_vlan_cmd_status, opcode=%u",
+ op);
+
+ return -EINVAL;
+}
+
+static int
+hns3_lookup_mac_vlan_tbl(struct hns3_hw *hw,
+ struct hns3_mac_vlan_tbl_entry_cmd *req,
+ struct hns3_cmd_desc *desc, bool is_mc)
+{
+ uint8_t resp_code;
+ uint16_t retval;
+ int ret;
+
+ hns3_cmd_setup_basic_desc(&desc[0], HNS3_OPC_MAC_VLAN_ADD, true);
+ if (is_mc) {
+ desc[0].flag |= rte_cpu_to_le_16(HNS3_CMD_FLAG_NEXT);
+ memcpy(desc[0].data, req,
+ sizeof(struct hns3_mac_vlan_tbl_entry_cmd));
+ hns3_cmd_setup_basic_desc(&desc[1], HNS3_OPC_MAC_VLAN_ADD,
+ true);
+ desc[1].flag |= rte_cpu_to_le_16(HNS3_CMD_FLAG_NEXT);
+ hns3_cmd_setup_basic_desc(&desc[2], HNS3_OPC_MAC_VLAN_ADD,
+ true);
+ ret = hns3_cmd_send(hw, desc, HNS3_MC_MAC_VLAN_ADD_DESC_NUM);
+ } else {
+ memcpy(desc[0].data, req,
+ sizeof(struct hns3_mac_vlan_tbl_entry_cmd));
+ ret = hns3_cmd_send(hw, desc, 1);
+ }
+ if (ret) {
+ hns3_err(hw, "lookup mac addr failed for cmd_send, ret =%d.",
+ ret);
+ return ret;
+ }
+ resp_code = (rte_le_to_cpu_32(desc[0].data[0]) >> 8) & 0xff;
+ retval = rte_le_to_cpu_16(desc[0].retval);
+
+ return hns3_get_mac_vlan_cmd_status(hw, retval, resp_code,
+ HNS3_MAC_VLAN_LKUP);
+}
+
+static int
+hns3_add_mac_vlan_tbl(struct hns3_hw *hw,
+ struct hns3_mac_vlan_tbl_entry_cmd *req,
+ struct hns3_cmd_desc *mc_desc)
+{
+ uint8_t resp_code;
+ uint16_t retval;
+ int cfg_status;
+ int ret;
+
+ if (mc_desc == NULL) {
+ struct hns3_cmd_desc desc;
+
+ hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_MAC_VLAN_ADD, false);
+ memcpy(desc.data, req,
+ sizeof(struct hns3_mac_vlan_tbl_entry_cmd));
+ ret = hns3_cmd_send(hw, &desc, 1);
+ resp_code = (rte_le_to_cpu_32(desc.data[0]) >> 8) & 0xff;
+ retval = rte_le_to_cpu_16(desc.retval);
+
+ cfg_status = hns3_get_mac_vlan_cmd_status(hw, retval, resp_code,
+ HNS3_MAC_VLAN_ADD);
+ } else {
+ hns3_cmd_reuse_desc(&mc_desc[0], false);
+ mc_desc[0].flag |= rte_cpu_to_le_16(HNS3_CMD_FLAG_NEXT);
+ hns3_cmd_reuse_desc(&mc_desc[1], false);
+ mc_desc[1].flag |= rte_cpu_to_le_16(HNS3_CMD_FLAG_NEXT);
+ hns3_cmd_reuse_desc(&mc_desc[2], false);
+ mc_desc[2].flag &= rte_cpu_to_le_16(~HNS3_CMD_FLAG_NEXT);
+ memcpy(mc_desc[0].data, req,
+ sizeof(struct hns3_mac_vlan_tbl_entry_cmd));
+ mc_desc[0].retval = 0;
+ ret = hns3_cmd_send(hw, mc_desc, HNS3_MC_MAC_VLAN_ADD_DESC_NUM);
+ resp_code = (rte_le_to_cpu_32(mc_desc[0].data[0]) >> 8) & 0xff;
+ retval = rte_le_to_cpu_16(mc_desc[0].retval);
+
+ cfg_status = hns3_get_mac_vlan_cmd_status(hw, retval, resp_code,
+ HNS3_MAC_VLAN_ADD);
+ }
+
+ if (ret) {
+ hns3_err(hw, "add mac addr failed for cmd_send, ret =%d", ret);
+ return ret;
+ }
+
+ return cfg_status;
+}
+
+static int
+hns3_remove_mac_vlan_tbl(struct hns3_hw *hw,
+ struct hns3_mac_vlan_tbl_entry_cmd *req)
+{
+ struct hns3_cmd_desc desc;
+ uint8_t resp_code;
+ uint16_t retval;
+ int ret;
+
+ hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_MAC_VLAN_REMOVE, false);
+
+ memcpy(desc.data, req, sizeof(struct hns3_mac_vlan_tbl_entry_cmd));
+
+ ret = hns3_cmd_send(hw, &desc, 1);
+ if (ret) {
+ hns3_err(hw, "del mac addr failed for cmd_send, ret =%d", ret);
+ return ret;
+ }
+ resp_code = (rte_le_to_cpu_32(desc.data[0]) >> 8) & 0xff;
+ retval = rte_le_to_cpu_16(desc.retval);
+
+ return hns3_get_mac_vlan_cmd_status(hw, retval, resp_code,
+ HNS3_MAC_VLAN_REMOVE);
+}
+
+static int
+hns3_add_uc_addr_common(struct hns3_hw *hw, struct rte_ether_addr *mac_addr)
+{
+ struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
+ struct hns3_mac_vlan_tbl_entry_cmd req;
+ struct hns3_pf *pf = &hns->pf;
+ struct hns3_cmd_desc desc;
+ char mac_str[RTE_ETHER_ADDR_FMT_SIZE];
+ uint16_t egress_port = 0;
+ uint8_t vf_id;
+ int ret;
+
+ /* check if mac addr is valid */
+ if (!rte_is_valid_assigned_ether_addr(mac_addr)) {
+ rte_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
+ mac_addr);
+ hns3_err(hw, "Add unicast mac addr err! addr(%s) invalid",
+ mac_str);
+ return -EINVAL;
+ }
+
+ memset(&req, 0, sizeof(req));
+
+ /*
+ * In current version VF is not supported when PF is driven by DPDK
+ * driver, the PF-related vf_id is 0, just need to configure parameters
+ * for vf_id 0.
+ */
+ vf_id = 0;
+ hns3_set_field(egress_port, HNS3_MAC_EPORT_VFID_M,
+ HNS3_MAC_EPORT_VFID_S, vf_id);
+
+ req.egress_port = rte_cpu_to_le_16(egress_port);
+
+ hns3_prepare_mac_addr(&req, mac_addr->addr_bytes, false);
+
+ /*
+ * Lookup the mac address in the mac_vlan table, and add
+ * it if the entry is inexistent. Repeated unicast entry
+ * is not allowed in the mac vlan table.
+ */
+ ret = hns3_lookup_mac_vlan_tbl(hw, &req, &desc, false);
+ if (ret == -ENOENT) {
+ if (!hns3_is_umv_space_full(hw)) {
+ ret = hns3_add_mac_vlan_tbl(hw, &req, NULL);
+ if (!ret)
+ hns3_update_umv_space(hw, false);
+ return ret;
+ }
+
+ hns3_err(hw, "UC MAC table full(%u)", pf->used_umv_size);
+
+ return -ENOSPC;
+ }
+
+ rte_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE, mac_addr);
+
+ /* check if we just hit the duplicate */
+ if (ret == 0) {
+ hns3_dbg(hw, "mac addr(%s) has been in the MAC table", mac_str);
+ return 0;
+ }
+
+ hns3_err(hw, "PF failed to add unicast entry(%s) in the MAC table",
+ mac_str);
+
+ return ret;
+}
+
+static int
+hns3_add_mac_addr(struct rte_eth_dev *dev, struct rte_ether_addr *mac_addr,
+ uint32_t idx, __attribute__ ((unused)) uint32_t pool)
+{
+ struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+ char mac_str[RTE_ETHER_ADDR_FMT_SIZE];
+ int ret;
+
+ rte_spinlock_lock(&hw->lock);
+ ret = hns3_add_uc_addr_common(hw, mac_addr);
+ if (ret) {
+ rte_spinlock_unlock(&hw->lock);
+ rte_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
+ mac_addr);
+ hns3_err(hw, "Failed to add mac addr(%s): %d", mac_str, ret);
+ return ret;
+ }
+
+ if (idx == 0)
+ hw->mac.default_addr_setted = true;
+ rte_spinlock_unlock(&hw->lock);
+
+ return ret;
+}
+
+static int
+hns3_remove_uc_addr_common(struct hns3_hw *hw, struct rte_ether_addr *mac_addr)
+{
+ struct hns3_mac_vlan_tbl_entry_cmd req;
+ char mac_str[RTE_ETHER_ADDR_FMT_SIZE];
+ int ret;
+
+ /* check if mac addr is valid */
+ if (!rte_is_valid_assigned_ether_addr(mac_addr)) {
+ rte_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
+ mac_addr);
+ hns3_err(hw, "Remove unicast mac addr err! addr(%s) invalid",
+ mac_str);
+ return -EINVAL;
+ }
+
+ memset(&req, 0, sizeof(req));
+ hns3_set_bit(req.entry_type, HNS3_MAC_VLAN_BIT0_EN_B, 0);
+ hns3_prepare_mac_addr(&req, mac_addr->addr_bytes, false);
+ ret = hns3_remove_mac_vlan_tbl(hw, &req);
+ if (ret == -ENOENT) /* mac addr isn't existent in the mac vlan table. */
+ return 0;
+ else if (ret == 0)
+ hns3_update_umv_space(hw, true);
+
+ return ret;
+}
+
+static void
+hns3_remove_mac_addr(struct rte_eth_dev *dev, uint32_t idx)
+{
+ struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+ /* index will be checked by upper level rte interface */
+ struct rte_ether_addr *mac_addr = &dev->data->mac_addrs[idx];
+ char mac_str[RTE_ETHER_ADDR_FMT_SIZE];
+ int ret;
+
+ rte_spinlock_lock(&hw->lock);
+ ret = hns3_remove_uc_addr_common(hw, mac_addr);
+ if (ret) {
+ rte_spinlock_unlock(&hw->lock);
+ rte_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
+ mac_addr);
+ hns3_err(hw, "Failed to remove mac addr(%s): %d", mac_str, ret);
+ return;
+ }
+
+ if (idx == 0)
+ hw->mac.default_addr_setted = false;
+ rte_spinlock_unlock(&hw->lock);
+}
+
+static int
+hns3_set_default_mac_addr(struct rte_eth_dev *dev,
+ struct rte_ether_addr *mac_addr)
+{
+ struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+ struct rte_ether_addr *oaddr;
+ char mac_str[RTE_ETHER_ADDR_FMT_SIZE];
+ bool default_addr_setted;
+ bool rm_succes = false;
+ int ret, ret_val;
+
+ /* check if mac addr is valid */
+ if (!rte_is_valid_assigned_ether_addr(mac_addr)) {
+ rte_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
+ mac_addr);
+ hns3_err(hw, "Failed to set mac addr, addr(%s) invalid",
+ mac_str);
+ return -EINVAL;
+ }
+
+ oaddr = (struct rte_ether_addr *)hw->mac.mac_addr;
+ default_addr_setted = hw->mac.default_addr_setted;
+ if (default_addr_setted && !!rte_is_same_ether_addr(mac_addr, oaddr))
+ return 0;
+
+ rte_spinlock_lock(&hw->lock);
+ if (default_addr_setted) {
+ ret = hns3_remove_uc_addr_common(hw, oaddr);
+ if (ret) {
+ rte_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
+ oaddr);
+ hns3_warn(hw, "Remove old uc mac address(%s) fail: %d",
+ mac_str, ret);
+ rm_succes = false;
+ } else
+ rm_succes = true;
+ }
+
+ ret = hns3_add_uc_addr_common(hw, mac_addr);
+ if (ret) {
+ rte_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
+ mac_addr);
+ hns3_err(hw, "Failed to set mac addr(%s): %d", mac_str, ret);
+ goto err_add_uc_addr;
+ }
+
+ rte_ether_addr_copy(mac_addr,
+ (struct rte_ether_addr *)hw->mac.mac_addr);
+ hw->mac.default_addr_setted = true;
+ rte_spinlock_unlock(&hw->lock);
+
+ return 0;
+
+err_add_uc_addr:
+ if (rm_succes) {
+ ret_val = hns3_add_uc_addr_common(hw, oaddr);
+ if (ret_val) {
+ rte_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
+ oaddr);
+ hns3_warn(hw,
+ "Failed to restore old uc mac addr(%s): %d",
+ mac_str, ret_val);
+ hw->mac.default_addr_setted = false;
+ }
+ }
+ rte_spinlock_unlock(&hw->lock);
+
+ return ret;
+}
+
+static void
+hns3_update_desc_vfid(struct hns3_cmd_desc *desc, uint8_t vfid, bool clr)
+{
+#define HNS3_VF_NUM_IN_FIRST_DESC 192
+ uint8_t word_num;
+ uint8_t bit_num;
+
+ if (vfid < HNS3_VF_NUM_IN_FIRST_DESC) {
+ word_num = vfid / 32;
+ bit_num = vfid % 32;
+ if (clr)
+ desc[1].data[word_num] &=
+ rte_cpu_to_le_32(~(1UL << bit_num));
+ else
+ desc[1].data[word_num] |=
+ rte_cpu_to_le_32(1UL << bit_num);
+ } else {
+ word_num = (vfid - HNS3_VF_NUM_IN_FIRST_DESC) / 32;
+ bit_num = vfid % 32;
+ if (clr)
+ desc[2].data[word_num] &=
+ rte_cpu_to_le_32(~(1UL << bit_num));
+ else
+ desc[2].data[word_num] |=
+ rte_cpu_to_le_32(1UL << bit_num);
+ }
+}
+
+static int
+hns3_add_mc_addr(struct hns3_hw *hw, struct rte_ether_addr *mac_addr)
+{
+ struct hns3_mac_vlan_tbl_entry_cmd req;
+ struct hns3_cmd_desc desc[3];
+ char mac_str[RTE_ETHER_ADDR_FMT_SIZE];
+ uint8_t vf_id;
+ int ret;
+
+ /* Check if mac addr is valid */
+ if (!rte_is_multicast_ether_addr(mac_addr)) {
+ rte_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
+ mac_addr);
+ hns3_err(hw, "Failed to add mc mac addr, addr(%s) invalid",
+ mac_str);
+ return -EINVAL;
+ }
+
+ memset(&req, 0, sizeof(req));
+ hns3_set_bit(req.entry_type, HNS3_MAC_VLAN_BIT0_EN_B, 0);
+ hns3_prepare_mac_addr(&req, mac_addr->addr_bytes, true);
+ ret = hns3_lookup_mac_vlan_tbl(hw, &req, desc, true);
+ if (ret) {
+ /* This mac addr do not exist, add new entry for it */
+ memset(desc[0].data, 0, sizeof(desc[0].data));
+ memset(desc[1].data, 0, sizeof(desc[0].data));
+ memset(desc[2].data, 0, sizeof(desc[0].data));
+ }
+
+ /*
+ * In current version VF is not supported when PF is driven by DPDK
+ * driver, the PF-related vf_id is 0, just need to configure parameters
+ * for vf_id 0.
+ */
+ vf_id = 0;
+ hns3_update_desc_vfid(desc, vf_id, false);
+ ret = hns3_add_mac_vlan_tbl(hw, &req, desc);
+ if (ret) {
+ if (ret == -ENOSPC)
+ hns3_err(hw, "mc mac vlan table is full");
+ rte_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
+ mac_addr);
+ hns3_err(hw, "Failed to add mc mac addr(%s): %d", mac_str, ret);
+ }
+
+ return ret;
+}
+
+static int
+hns3_remove_mc_addr(struct hns3_hw *hw, struct rte_ether_addr *mac_addr)
+{
+ struct hns3_mac_vlan_tbl_entry_cmd req;
+ struct hns3_cmd_desc desc[3];
+ char mac_str[RTE_ETHER_ADDR_FMT_SIZE];
+ uint8_t vf_id;
+ int ret;
+
+ /* Check if mac addr is valid */
+ if (!rte_is_multicast_ether_addr(mac_addr)) {
+ rte_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
+ mac_addr);
+ hns3_err(hw, "Failed to rm mc mac addr, addr(%s) invalid",
+ mac_str);
+ return -EINVAL;
+ }
+
+ memset(&req, 0, sizeof(req));
+ hns3_set_bit(req.entry_type, HNS3_MAC_VLAN_BIT0_EN_B, 0);
+ hns3_prepare_mac_addr(&req, mac_addr->addr_bytes, true);
+ ret = hns3_lookup_mac_vlan_tbl(hw, &req, desc, true);
+ if (ret == 0) {
+ /*
+ * This mac addr exist, remove this handle's VFID for it.
+ * In current version VF is not supported when PF is driven by
+ * DPDK driver, the PF-related vf_id is 0, just need to
+ * configure parameters for vf_id 0.
+ */
+ vf_id = 0;
+ hns3_update_desc_vfid(desc, vf_id, true);
+
+ /* All the vfid is zero, so need to delete this entry */
+ ret = hns3_remove_mac_vlan_tbl(hw, &req);
+ } else if (ret == -ENOENT) {
+ /* This mac addr doesn't exist. */
+ return 0;
+ }
+
+ if (ret) {
+ rte_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
+ mac_addr);
+ hns3_err(hw, "Failed to rm mc mac addr(%s): %d", mac_str, ret);
+ }
+
+ return ret;
+}
+
+static int
+hns3_set_mc_addr_chk_param(struct hns3_hw *hw,
+ struct rte_ether_addr *mc_addr_set,
+ uint32_t nb_mc_addr)
+{
+ char mac_str[RTE_ETHER_ADDR_FMT_SIZE];
+ struct rte_ether_addr *addr;
+ uint32_t i;
+ uint32_t j;
+
+ if (nb_mc_addr > HNS3_MC_MACADDR_NUM) {
+ hns3_err(hw, "Failed to set mc mac addr, nb_mc_addr(%d) "
+ "invalid. valid range: 0~%d",
+ nb_mc_addr, HNS3_MC_MACADDR_NUM);
+ return -EINVAL;
+ }
+
+ /* Check if input mac addresses are valid */
+ for (i = 0; i < nb_mc_addr; i++) {
+ addr = &mc_addr_set[i];
+ if (!rte_is_multicast_ether_addr(addr)) {
+ rte_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
+ addr);
+ hns3_err(hw,
+ "Failed to set mc mac addr, addr(%s) invalid.",
+ mac_str);
+ return -EINVAL;
+ }
+
+ /* Check if there are duplicate addresses */
+ for (j = i + 1; j < nb_mc_addr; j++) {
+ if (rte_is_same_ether_addr(addr, &mc_addr_set[j])) {
+ rte_ether_format_addr(mac_str,
+ RTE_ETHER_ADDR_FMT_SIZE,
+ addr);
+ hns3_err(hw, "Failed to set mc mac addr, "
+ "addrs invalid. two same addrs(%s).",
+ mac_str);
+ return -EINVAL;
+ }
+ }
+ }
+
+ return 0;
+}
+
+static void
+hns3_set_mc_addr_calc_addr(struct hns3_hw *hw,
+ struct rte_ether_addr *mc_addr_set,
+ int mc_addr_num,
+ struct rte_ether_addr *reserved_addr_list,
+ int *reserved_addr_num,
+ struct rte_ether_addr *add_addr_list,
+ int *add_addr_num,
+ struct rte_ether_addr *rm_addr_list,
+ int *rm_addr_num)
+{
+ struct rte_ether_addr *addr;
+ int current_addr_num;
+ int reserved_num = 0;
+ int add_num = 0;
+ int rm_num = 0;
+ int num;
+ int i;
+ int j;
+ bool same_addr;
+
+ /* Calculate the mc mac address list that should be removed */
+ current_addr_num = hw->mc_addrs_num;
+ for (i = 0; i < current_addr_num; i++) {
+ addr = &hw->mc_addrs[i];
+ same_addr = false;
+ for (j = 0; j < mc_addr_num; j++) {
+ if (rte_is_same_ether_addr(addr, &mc_addr_set[j])) {
+ same_addr = true;
+ break;
+ }
+ }
+
+ if (!same_addr) {
+ rte_ether_addr_copy(addr, &rm_addr_list[rm_num]);
+ rm_num++;
+ } else {
+ rte_ether_addr_copy(addr,
+ &reserved_addr_list[reserved_num]);
+ reserved_num++;
+ }
+ }
+
+ /* Calculate the mc mac address list that should be added */
+ for (i = 0; i < mc_addr_num; i++) {
+ addr = &mc_addr_set[i];
+ same_addr = false;
+ for (j = 0; j < current_addr_num; j++) {
+ if (rte_is_same_ether_addr(addr, &hw->mc_addrs[j])) {
+ same_addr = true;
+ break;
+ }
+ }
+
+ if (!same_addr) {
+ rte_ether_addr_copy(addr, &add_addr_list[add_num]);
+ add_num++;
+ }
+ }
+
+ /* Reorder the mc mac address list maintained by driver */
+ for (i = 0; i < reserved_num; i++)
+ rte_ether_addr_copy(&reserved_addr_list[i], &hw->mc_addrs[i]);
+
+ for (i = 0; i < rm_num; i++) {
+ num = reserved_num + i;
+ rte_ether_addr_copy(&rm_addr_list[i], &hw->mc_addrs[num]);
+ }
+
+ *reserved_addr_num = reserved_num;
+ *add_addr_num = add_num;
+ *rm_addr_num = rm_num;
+}
+
+static int
+hns3_set_mc_mac_addr_list(struct rte_eth_dev *dev,
+ struct rte_ether_addr *mc_addr_set,
+ uint32_t nb_mc_addr)
+{
+ struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+ struct rte_ether_addr reserved_addr_list[HNS3_MC_MACADDR_NUM];
+ struct rte_ether_addr add_addr_list[HNS3_MC_MACADDR_NUM];
+ struct rte_ether_addr rm_addr_list[HNS3_MC_MACADDR_NUM];
+ struct rte_ether_addr *addr;
+ int reserved_addr_num;
+ int add_addr_num;
+ int rm_addr_num;
+ int mc_addr_num;
+ int num;
+ int ret;
+ int i;
+
+ /* Check if input parameters are valid */
+ ret = hns3_set_mc_addr_chk_param(hw, mc_addr_set, nb_mc_addr);
+ if (ret)
+ return ret;
+
+ rte_spinlock_lock(&hw->lock);
+
+ /*
+ * Calculate the mc mac address lists those should be removed and be
+ * added, Reorder the mc mac address list maintained by driver.
+ */
+ mc_addr_num = (int)nb_mc_addr;
+ hns3_set_mc_addr_calc_addr(hw, mc_addr_set, mc_addr_num,
+ reserved_addr_list, &reserved_addr_num,
+ add_addr_list, &add_addr_num,
+ rm_addr_list, &rm_addr_num);
+
+ /* Remove mc mac addresses */
+ for (i = 0; i < rm_addr_num; i++) {
+ num = rm_addr_num - i - 1;
+ addr = &rm_addr_list[num];
+ ret = hns3_remove_mc_addr(hw, addr);
+ if (ret) {
+ rte_spinlock_unlock(&hw->lock);
+ return ret;
+ }
+ hw->mc_addrs_num--;
+ }
+
+ /* Add mc mac addresses */
+ for (i = 0; i < add_addr_num; i++) {
+ addr = &add_addr_list[i];
+ ret = hns3_add_mc_addr(hw, addr);
+ if (ret) {
+ rte_spinlock_unlock(&hw->lock);
+ return ret;
+ }
+
+ num = reserved_addr_num + i;
+ rte_ether_addr_copy(addr, &hw->mc_addrs[num]);
+ hw->mc_addrs_num++;
+ }
+ rte_spinlock_unlock(&hw->lock);
+
+ return 0;
+}
+
+static int
+hns3_configure_all_mc_mac_addr(struct hns3_adapter *hns, bool del)
+{
+ char mac_str[RTE_ETHER_ADDR_FMT_SIZE];
+ struct hns3_hw *hw = &hns->hw;
+ struct rte_ether_addr *addr;
+ int err = 0;
+ int ret;
+ int i;
+
+ for (i = 0; i < hw->mc_addrs_num; i++) {
+ addr = &hw->mc_addrs[i];
+ if (!rte_is_multicast_ether_addr(addr))
+ continue;
+ if (del)
+ ret = hns3_remove_mc_addr(hw, addr);
+ else
+ ret = hns3_add_mc_addr(hw, addr);
+ if (ret) {
+ err = ret;
+ rte_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
+ addr);
+ hns3_dbg(hw, "%s mc mac addr: %s failed",
+ del ? "Remove" : "Restore", mac_str);
+ }
+ }
+ return err;
+}
+
+static int
+hns3_set_mac_mtu(struct hns3_hw *hw, uint16_t new_mps)
+{
+ struct hns3_config_max_frm_size_cmd *req;
+ struct hns3_cmd_desc desc;
+
+ hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_CONFIG_MAX_FRM_SIZE, false);
+
+ req = (struct hns3_config_max_frm_size_cmd *)desc.data;
+ req->max_frm_size = rte_cpu_to_le_16(new_mps);
+ req->min_frm_size = HNS3_MIN_FRAME_LEN;
+
+ return hns3_cmd_send(hw, &desc, 1);
+}
+
+static int
+hns3_config_mtu(struct hns3_hw *hw, uint16_t mps)
+{
+ int ret;
+
+ ret = hns3_set_mac_mtu(hw, mps);
+ if (ret) {
+ hns3_err(hw, "Failed to set mtu, ret = %d", ret);
+ return ret;
+ }
+
+ ret = hns3_buffer_alloc(hw);
+ if (ret) {
+ hns3_err(hw, "Failed to allocate buffer, ret = %d", ret);
+ return ret;
+ }
+
+ return 0;
+}
+
+static int
+hns3_dev_mtu_set(struct rte_eth_dev *dev, uint16_t mtu)
+{
+ struct hns3_adapter *hns = dev->data->dev_private;
+ uint32_t frame_size = mtu + HNS3_ETH_OVERHEAD;
+ struct hns3_hw *hw = &hns->hw;
+ bool is_jumbo_frame;
+ int ret;
+
+ if (dev->data->dev_started) {
+ hns3_err(hw, "Failed to set mtu, port %u must be stopped "
+ "before configuration", dev->data->port_id);
+ return -EBUSY;
+ }
+
+ rte_spinlock_lock(&hw->lock);
+ is_jumbo_frame = frame_size > RTE_ETHER_MAX_LEN ? true : false;
+ frame_size = RTE_MAX(frame_size, HNS3_DEFAULT_FRAME_LEN);
+
+ /*
+ * Maximum value of frame_size is HNS3_MAX_FRAME_LEN, so it can safely
+ * assign to "uint16_t" type variable.
+ */
+ ret = hns3_config_mtu(hw, (uint16_t)frame_size);
+ if (ret) {
+ rte_spinlock_unlock(&hw->lock);
+ hns3_err(hw, "Failed to set mtu, port %u mtu %u: %d",
+ dev->data->port_id, mtu, ret);
+ return ret;
+ }
+ hns->pf.mps = (uint16_t)frame_size;
+ if (is_jumbo_frame)
+ dev->data->dev_conf.rxmode.offloads |=
+ DEV_RX_OFFLOAD_JUMBO_FRAME;
+ else
+ dev->data->dev_conf.rxmode.offloads &=
+ ~DEV_RX_OFFLOAD_JUMBO_FRAME;
+ dev->data->dev_conf.rxmode.max_rx_pkt_len = frame_size;
+ rte_spinlock_unlock(&hw->lock);
+
+ return 0;
+}
+
+static int
+hns3_dev_infos_get(struct rte_eth_dev *eth_dev, struct rte_eth_dev_info *info)
+{
+ struct hns3_adapter *hns = eth_dev->data->dev_private;
+ struct hns3_hw *hw = &hns->hw;
+
+ info->max_rx_queues = hw->tqps_num;
+ info->max_tx_queues = hw->tqps_num;
+ info->max_rx_pktlen = HNS3_MAX_FRAME_LEN; /* CRC included */
+ info->min_rx_bufsize = hw->rx_buf_len;
+ info->max_mac_addrs = HNS3_UC_MACADDR_NUM;
+ info->max_mtu = info->max_rx_pktlen - HNS3_ETH_OVERHEAD;
+ info->rx_offload_capa = (DEV_RX_OFFLOAD_IPV4_CKSUM |
+ DEV_RX_OFFLOAD_TCP_CKSUM |
+ DEV_RX_OFFLOAD_UDP_CKSUM |
+ DEV_RX_OFFLOAD_SCTP_CKSUM |
+ DEV_RX_OFFLOAD_OUTER_IPV4_CKSUM |
+ DEV_RX_OFFLOAD_OUTER_UDP_CKSUM |
+ DEV_RX_OFFLOAD_KEEP_CRC |
+ DEV_RX_OFFLOAD_SCATTER |
+ DEV_RX_OFFLOAD_VLAN_STRIP |
+ DEV_RX_OFFLOAD_QINQ_STRIP |
+ DEV_RX_OFFLOAD_VLAN_FILTER |
+ DEV_RX_OFFLOAD_VLAN_EXTEND |
+ DEV_RX_OFFLOAD_JUMBO_FRAME);
+ info->tx_queue_offload_capa = DEV_TX_OFFLOAD_MBUF_FAST_FREE;
+ info->tx_offload_capa = (DEV_TX_OFFLOAD_OUTER_IPV4_CKSUM |
+ DEV_TX_OFFLOAD_IPV4_CKSUM |
+ DEV_TX_OFFLOAD_TCP_CKSUM |
+ DEV_TX_OFFLOAD_UDP_CKSUM |
+ DEV_TX_OFFLOAD_SCTP_CKSUM |
+ DEV_TX_OFFLOAD_VLAN_INSERT |
+ DEV_TX_OFFLOAD_QINQ_INSERT |
+ DEV_TX_OFFLOAD_MULTI_SEGS |
+ info->tx_queue_offload_capa);
+
+ info->vmdq_queue_num = 0;
+
+ info->default_rxportconf.burst_size = HNS3_DEFAULT_PORT_CONF_BURST_SIZE;
+ info->default_txportconf.burst_size = HNS3_DEFAULT_PORT_CONF_BURST_SIZE;
+ info->default_rxportconf.nb_queues = HNS3_DEFAULT_PORT_CONF_QUEUES_NUM;
+ info->default_txportconf.nb_queues = HNS3_DEFAULT_PORT_CONF_QUEUES_NUM;
+
+ return 0;
+}
+
+static int
+hns3_fw_version_get(struct rte_eth_dev *eth_dev, char *fw_version,
+ size_t fw_size)
+{
+ struct hns3_adapter *hns = eth_dev->data->dev_private;
+ struct hns3_hw *hw = &hns->hw;
+ int ret;
+
+ ret = snprintf(fw_version, fw_size, "0x%08x", hw->fw_version);
+ ret += 1; /* add the size of '\0' */
+ if (fw_size < (uint32_t)ret)
+ return ret;
+ else
+ return 0;
+}
+
+static int
+hns3_dev_link_update(struct rte_eth_dev *eth_dev,
+ __rte_unused int wait_to_complete)
+{
+ struct hns3_adapter *hns = eth_dev->data->dev_private;
+ struct hns3_hw *hw = &hns->hw;
+ struct hns3_mac *mac = &hw->mac;
+ struct rte_eth_link new_link;
+
+ memset(&new_link, 0, sizeof(new_link));
+ switch (mac->link_speed) {
+ case ETH_SPEED_NUM_10M:
+ case ETH_SPEED_NUM_100M:
+ case ETH_SPEED_NUM_1G:
+ case ETH_SPEED_NUM_10G:
+ case ETH_SPEED_NUM_25G:
+ case ETH_SPEED_NUM_40G:
+ case ETH_SPEED_NUM_50G:
+ case ETH_SPEED_NUM_100G:
+ new_link.link_speed = mac->link_speed;
+ break;
+ default:
+ new_link.link_speed = ETH_SPEED_NUM_100M;
+ break;
+ }
+
+ new_link.link_duplex = mac->link_duplex;
+ new_link.link_status = mac->link_status ? ETH_LINK_UP : ETH_LINK_DOWN;
+ new_link.link_autoneg =
+ !(eth_dev->data->dev_conf.link_speeds & ETH_LINK_SPEED_FIXED);
+
+ return rte_eth_linkstatus_set(eth_dev, &new_link);
+}
+
+static int
+hns3_parse_func_status(struct hns3_hw *hw, struct hns3_func_status_cmd *status)
+{
+ struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
+ struct hns3_pf *pf = &hns->pf;
+
+ if (!(status->pf_state & HNS3_PF_STATE_DONE))
+ return -EINVAL;
+
+ pf->is_main_pf = (status->pf_state & HNS3_PF_STATE_MAIN) ? true : false;
+
+ return 0;
+}
+
+static int
+hns3_query_function_status(struct hns3_hw *hw)
+{
+#define HNS3_QUERY_MAX_CNT 10
+#define HNS3_QUERY_SLEEP_MSCOEND 1
+ struct hns3_func_status_cmd *req;
+ struct hns3_cmd_desc desc;
+ int timeout = 0;
+ int ret;
+
+ hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_QUERY_FUNC_STATUS, true);
+ req = (struct hns3_func_status_cmd *)desc.data;
+
+ do {
+ ret = hns3_cmd_send(hw, &desc, 1);
+ if (ret) {
+ PMD_INIT_LOG(ERR, "query function status failed %d",
+ ret);
+ return ret;
+ }
+
+ /* Check pf reset is done */
+ if (req->pf_state)
+ break;
+
+ rte_delay_ms(HNS3_QUERY_SLEEP_MSCOEND);
+ } while (timeout++ < HNS3_QUERY_MAX_CNT);
+
+ return hns3_parse_func_status(hw, req);
+}
+
+static int
+hns3_query_pf_resource(struct hns3_hw *hw)
+{
+ struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
+ struct hns3_pf *pf = &hns->pf;
+ struct hns3_pf_res_cmd *req;
+ struct hns3_cmd_desc desc;
+ int ret;
+
+ hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_QUERY_PF_RSRC, true);
+ ret = hns3_cmd_send(hw, &desc, 1);
+ if (ret) {
+ PMD_INIT_LOG(ERR, "query pf resource failed %d", ret);
+ return ret;
+ }
+
+ req = (struct hns3_pf_res_cmd *)desc.data;
+ hw->total_tqps_num = rte_le_to_cpu_16(req->tqp_num);
+ pf->pkt_buf_size = rte_le_to_cpu_16(req->buf_size) << HNS3_BUF_UNIT_S;
+ hw->tqps_num = RTE_MIN(hw->total_tqps_num, HNS3_MAX_TQP_NUM_PER_FUNC);
+
+ if (req->tx_buf_size)
+ pf->tx_buf_size =
+ rte_le_to_cpu_16(req->tx_buf_size) << HNS3_BUF_UNIT_S;
+ else
+ pf->tx_buf_size = HNS3_DEFAULT_TX_BUF;
+
+ pf->tx_buf_size = roundup(pf->tx_buf_size, HNS3_BUF_SIZE_UNIT);
+
+ if (req->dv_buf_size)
+ pf->dv_buf_size =
+ rte_le_to_cpu_16(req->dv_buf_size) << HNS3_BUF_UNIT_S;
+ else
+ pf->dv_buf_size = HNS3_DEFAULT_DV;
+
+ pf->dv_buf_size = roundup(pf->dv_buf_size, HNS3_BUF_SIZE_UNIT);
+
+ hw->num_msi =
+ hns3_get_field(rte_le_to_cpu_16(req->pf_intr_vector_number),
+ HNS3_PF_VEC_NUM_M, HNS3_PF_VEC_NUM_S);
+
+ return 0;
+}
+
+static void
+hns3_parse_cfg(struct hns3_cfg *cfg, struct hns3_cmd_desc *desc)
+{
+ struct hns3_cfg_param_cmd *req;
+ uint64_t mac_addr_tmp_high;
+ uint64_t mac_addr_tmp;
+ uint32_t i;
+
+ req = (struct hns3_cfg_param_cmd *)desc[0].data;
+
+ /* get the configuration */
+ cfg->vmdq_vport_num = hns3_get_field(rte_le_to_cpu_32(req->param[0]),
+ HNS3_CFG_VMDQ_M, HNS3_CFG_VMDQ_S);
+ cfg->tc_num = hns3_get_field(rte_le_to_cpu_32(req->param[0]),
+ HNS3_CFG_TC_NUM_M, HNS3_CFG_TC_NUM_S);
+ cfg->tqp_desc_num = hns3_get_field(rte_le_to_cpu_32(req->param[0]),
+ HNS3_CFG_TQP_DESC_N_M,
+ HNS3_CFG_TQP_DESC_N_S);
+
+ cfg->phy_addr = hns3_get_field(rte_le_to_cpu_32(req->param[1]),
+ HNS3_CFG_PHY_ADDR_M,
+ HNS3_CFG_PHY_ADDR_S);
+ cfg->media_type = hns3_get_field(rte_le_to_cpu_32(req->param[1]),
+ HNS3_CFG_MEDIA_TP_M,
+ HNS3_CFG_MEDIA_TP_S);
+ cfg->rx_buf_len = hns3_get_field(rte_le_to_cpu_32(req->param[1]),
+ HNS3_CFG_RX_BUF_LEN_M,
+ HNS3_CFG_RX_BUF_LEN_S);
+ /* get mac address */
+ mac_addr_tmp = rte_le_to_cpu_32(req->param[2]);
+ mac_addr_tmp_high = hns3_get_field(rte_le_to_cpu_32(req->param[3]),
+ HNS3_CFG_MAC_ADDR_H_M,
+ HNS3_CFG_MAC_ADDR_H_S);
+
+ mac_addr_tmp |= (mac_addr_tmp_high << 31) << 1;
+
+ cfg->default_speed = hns3_get_field(rte_le_to_cpu_32(req->param[3]),
+ HNS3_CFG_DEFAULT_SPEED_M,
+ HNS3_CFG_DEFAULT_SPEED_S);
+ cfg->rss_size_max = hns3_get_field(rte_le_to_cpu_32(req->param[3]),
+ HNS3_CFG_RSS_SIZE_M,
+ HNS3_CFG_RSS_SIZE_S);
+
+ for (i = 0; i < RTE_ETHER_ADDR_LEN; i++)
+ cfg->mac_addr[i] = (mac_addr_tmp >> (8 * i)) & 0xff;
+
+ req = (struct hns3_cfg_param_cmd *)desc[1].data;
+ cfg->numa_node_map = rte_le_to_cpu_32(req->param[0]);
+
+ cfg->speed_ability = hns3_get_field(rte_le_to_cpu_32(req->param[1]),
+ HNS3_CFG_SPEED_ABILITY_M,
+ HNS3_CFG_SPEED_ABILITY_S);
+ cfg->umv_space = hns3_get_field(rte_le_to_cpu_32(req->param[1]),
+ HNS3_CFG_UMV_TBL_SPACE_M,
+ HNS3_CFG_UMV_TBL_SPACE_S);
+ if (!cfg->umv_space)
+ cfg->umv_space = HNS3_DEFAULT_UMV_SPACE_PER_PF;
+}
+
+/* hns3_get_board_cfg: query the static parameter from NCL_config file in flash
+ * @hw: pointer to struct hns3_hw
+ * @hcfg: the config structure to be getted
+ */
+static int
+hns3_get_board_cfg(struct hns3_hw *hw, struct hns3_cfg *hcfg)
+{
+ struct hns3_cmd_desc desc[HNS3_PF_CFG_DESC_NUM];
+ struct hns3_cfg_param_cmd *req;
+ uint32_t offset;
+ uint32_t i;
+ int ret;
+
+ for (i = 0; i < HNS3_PF_CFG_DESC_NUM; i++) {
+ offset = 0;
+ req = (struct hns3_cfg_param_cmd *)desc[i].data;
+ hns3_cmd_setup_basic_desc(&desc[i], HNS3_OPC_GET_CFG_PARAM,
+ true);
+ hns3_set_field(offset, HNS3_CFG_OFFSET_M, HNS3_CFG_OFFSET_S,
+ i * HNS3_CFG_RD_LEN_BYTES);
+ /* Len should be divided by 4 when send to hardware */
+ hns3_set_field(offset, HNS3_CFG_RD_LEN_M, HNS3_CFG_RD_LEN_S,
+ HNS3_CFG_RD_LEN_BYTES / HNS3_CFG_RD_LEN_UNIT);
+ req->offset = rte_cpu_to_le_32(offset);
+ }
+
+ ret = hns3_cmd_send(hw, desc, HNS3_PF_CFG_DESC_NUM);
+ if (ret) {
+ PMD_INIT_LOG(ERR, "get config failed %d.", ret);
+ return ret;
+ }
+
+ hns3_parse_cfg(hcfg, desc);
+
+ return 0;
+}
+
+static int
+hns3_parse_speed(int speed_cmd, uint32_t *speed)
+{
+ switch (speed_cmd) {
+ case HNS3_CFG_SPEED_10M:
+ *speed = ETH_SPEED_NUM_10M;
+ break;
+ case HNS3_CFG_SPEED_100M:
+ *speed = ETH_SPEED_NUM_100M;
+ break;
+ case HNS3_CFG_SPEED_1G:
+ *speed = ETH_SPEED_NUM_1G;
+ break;
+ case HNS3_CFG_SPEED_10G:
+ *speed = ETH_SPEED_NUM_10G;
+ break;
+ case HNS3_CFG_SPEED_25G:
+ *speed = ETH_SPEED_NUM_25G;
+ break;
+ case HNS3_CFG_SPEED_40G:
+ *speed = ETH_SPEED_NUM_40G;
+ break;
+ case HNS3_CFG_SPEED_50G:
+ *speed = ETH_SPEED_NUM_50G;
+ break;
+ case HNS3_CFG_SPEED_100G:
+ *speed = ETH_SPEED_NUM_100G;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static int
+hns3_get_board_configuration(struct hns3_hw *hw)
+{
+ struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
+ struct hns3_pf *pf = &hns->pf;
+ struct hns3_cfg cfg;
+ int ret;
+
+ ret = hns3_get_board_cfg(hw, &cfg);
+ if (ret) {
+ PMD_INIT_LOG(ERR, "get board config failed %d", ret);
+ return ret;
+ }
+
+ if (cfg.media_type == HNS3_MEDIA_TYPE_COPPER) {
+ PMD_INIT_LOG(ERR, "media type is copper, not supported.");
+ return -EOPNOTSUPP;
+ }
+
+ hw->mac.media_type = cfg.media_type;
+ hw->rss_size_max = cfg.rss_size_max;
+ hw->rx_buf_len = cfg.rx_buf_len;
+ memcpy(hw->mac.mac_addr, cfg.mac_addr, RTE_ETHER_ADDR_LEN);
+ hw->mac.phy_addr = cfg.phy_addr;
+ hw->mac.default_addr_setted = false;
+ hw->num_tx_desc = cfg.tqp_desc_num;
+ hw->num_rx_desc = cfg.tqp_desc_num;
+ hw->dcb_info.num_pg = 1;
+ hw->dcb_info.hw_pfc_map = 0;
+
+ ret = hns3_parse_speed(cfg.default_speed, &hw->mac.link_speed);
+ if (ret) {
+ PMD_INIT_LOG(ERR, "Get wrong speed %d, ret = %d",
+ cfg.default_speed, ret);
+ return ret;
+ }
+
+ pf->tc_max = cfg.tc_num;
+ if (pf->tc_max > HNS3_MAX_TC_NUM || pf->tc_max < 1) {
+ PMD_INIT_LOG(WARNING,
+ "Get TC num(%u) from flash, set TC num to 1",
+ pf->tc_max);
+ pf->tc_max = 1;
+ }
+
+ /* Dev does not support DCB */
+ if (!hns3_dev_dcb_supported(hw)) {
+ pf->tc_max = 1;
+ pf->pfc_max = 0;
+ } else
+ pf->pfc_max = pf->tc_max;
+
+ hw->dcb_info.num_tc = 1;
+ hw->alloc_rss_size = RTE_MIN(hw->rss_size_max,
+ hw->tqps_num / hw->dcb_info.num_tc);
+ hns3_set_bit(hw->hw_tc_map, 0, 1);
+ pf->tx_sch_mode = HNS3_FLAG_TC_BASE_SCH_MODE;
+
+ pf->wanted_umv_size = cfg.umv_space;
+
+ return ret;
+}
+
+static int
+hns3_get_configuration(struct hns3_hw *hw)
+{
+ int ret;
+
+ ret = hns3_query_function_status(hw);
+ if (ret) {
+ PMD_INIT_LOG(ERR, "Failed to query function status: %d.", ret);
+ return ret;
+ }
+
+ /* Get pf resource */
+ ret = hns3_query_pf_resource(hw);
+ if (ret) {
+ PMD_INIT_LOG(ERR, "Failed to query pf resource: %d", ret);
+ return ret;
+ }
+
+ ret = hns3_get_board_configuration(hw);
+ if (ret) {
+ PMD_INIT_LOG(ERR, "Failed to get board configuration: %d", ret);
+ return ret;
+ }
+
+ return 0;
+}
+
+static int
+hns3_map_tqps_to_func(struct hns3_hw *hw, uint16_t func_id, uint16_t tqp_pid,
+ uint16_t tqp_vid, bool is_pf)
+{
+ struct hns3_tqp_map_cmd *req;
+ struct hns3_cmd_desc desc;
+ int ret;
+
+ hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_SET_TQP_MAP, false);
+
+ req = (struct hns3_tqp_map_cmd *)desc.data;
+ req->tqp_id = rte_cpu_to_le_16(tqp_pid);
+ req->tqp_vf = func_id;
+ req->tqp_flag = 1 << HNS3_TQP_MAP_EN_B;
+ if (!is_pf)
+ req->tqp_flag |= (1 << HNS3_TQP_MAP_TYPE_B);
+ req->tqp_vid = rte_cpu_to_le_16(tqp_vid);
+
+ ret = hns3_cmd_send(hw, &desc, 1);
+ if (ret)
+ PMD_INIT_LOG(ERR, "TQP map failed %d", ret);
+
+ return ret;
+}
+
+static int
+hns3_map_tqp(struct hns3_hw *hw)
+{
+ uint16_t tqps_num = hw->total_tqps_num;
+ uint16_t func_id;
+ uint16_t tqp_id;
+ int num;
+ int ret;
+ int i;
+
+ /*
+ * In current version VF is not supported when PF is driven by DPDK
+ * driver, so we allocate tqps to PF as much as possible.
+ */
+ tqp_id = 0;
+ num = DIV_ROUND_UP(hw->total_tqps_num, HNS3_MAX_TQP_NUM_PER_FUNC);
+ for (func_id = 0; func_id < num; func_id++) {
+ for (i = 0;
+ i < HNS3_MAX_TQP_NUM_PER_FUNC && tqp_id < tqps_num; i++) {
+ ret = hns3_map_tqps_to_func(hw, func_id, tqp_id++, i,
+ true);
+ if (ret)
+ return ret;
+ }
+ }
+
+ return 0;
+}
+
+static int
+hns3_cfg_mac_speed_dup_hw(struct hns3_hw *hw, uint32_t speed, uint8_t duplex)
+{
+ struct hns3_config_mac_speed_dup_cmd *req;
+ struct hns3_cmd_desc desc;
+ int ret;
+
+ req = (struct hns3_config_mac_speed_dup_cmd *)desc.data;
+
+ hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_CONFIG_SPEED_DUP, false);
+
+ hns3_set_bit(req->speed_dup, HNS3_CFG_DUPLEX_B, !!duplex ? 1 : 0);
+
+ switch (speed) {
+ case ETH_SPEED_NUM_10M:
+ hns3_set_field(req->speed_dup, HNS3_CFG_SPEED_M,
+ HNS3_CFG_SPEED_S, HNS3_CFG_SPEED_10M);
+ break;
+ case ETH_SPEED_NUM_100M:
+ hns3_set_field(req->speed_dup, HNS3_CFG_SPEED_M,
+ HNS3_CFG_SPEED_S, HNS3_CFG_SPEED_100M);
+ break;
+ case ETH_SPEED_NUM_1G:
+ hns3_set_field(req->speed_dup, HNS3_CFG_SPEED_M,
+ HNS3_CFG_SPEED_S, HNS3_CFG_SPEED_1G);
+ break;
+ case ETH_SPEED_NUM_10G:
+ hns3_set_field(req->speed_dup, HNS3_CFG_SPEED_M,
+ HNS3_CFG_SPEED_S, HNS3_CFG_SPEED_10G);
+ break;
+ case ETH_SPEED_NUM_25G:
+ hns3_set_field(req->speed_dup, HNS3_CFG_SPEED_M,
+ HNS3_CFG_SPEED_S, HNS3_CFG_SPEED_25G);
+ break;
+ case ETH_SPEED_NUM_40G:
+ hns3_set_field(req->speed_dup, HNS3_CFG_SPEED_M,
+ HNS3_CFG_SPEED_S, HNS3_CFG_SPEED_40G);
+ break;
+ case ETH_SPEED_NUM_50G:
+ hns3_set_field(req->speed_dup, HNS3_CFG_SPEED_M,
+ HNS3_CFG_SPEED_S, HNS3_CFG_SPEED_50G);
+ break;
+ case ETH_SPEED_NUM_100G:
+ hns3_set_field(req->speed_dup, HNS3_CFG_SPEED_M,
+ HNS3_CFG_SPEED_S, HNS3_CFG_SPEED_100G);
+ break;
+ default:
+ PMD_INIT_LOG(ERR, "invalid speed (%u)", speed);
+ return -EINVAL;
+ }
+
+ hns3_set_bit(req->mac_change_fec_en, HNS3_CFG_MAC_SPEED_CHANGE_EN_B, 1);
+
+ ret = hns3_cmd_send(hw, &desc, 1);
+ if (ret)
+ PMD_INIT_LOG(ERR, "mac speed/duplex config cmd failed %d", ret);
+
+ return ret;
+}
+
+static int
+hns3_tx_buffer_calc(struct hns3_hw *hw, struct hns3_pkt_buf_alloc *buf_alloc)
+{
+ struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
+ struct hns3_pf *pf = &hns->pf;
+ struct hns3_priv_buf *priv;
+ uint32_t i, total_size;
+
+ total_size = pf->pkt_buf_size;
+
+ /* alloc tx buffer for all enabled tc */
+ for (i = 0; i < HNS3_MAX_TC_NUM; i++) {
+ priv = &buf_alloc->priv_buf[i];
+
+ if (hw->hw_tc_map & BIT(i)) {
+ if (total_size < pf->tx_buf_size)
+ return -ENOMEM;
+
+ priv->tx_buf_size = pf->tx_buf_size;
+ } else
+ priv->tx_buf_size = 0;
+
+ total_size -= priv->tx_buf_size;
+ }
+
+ return 0;
+}
+
+static int
+hns3_tx_buffer_alloc(struct hns3_hw *hw, struct hns3_pkt_buf_alloc *buf_alloc)
+{
+/* TX buffer size is unit by 128 byte */
+#define HNS3_BUF_SIZE_UNIT_SHIFT 7
+#define HNS3_BUF_SIZE_UPDATE_EN_MSK BIT(15)
+ struct hns3_tx_buff_alloc_cmd *req;
+ struct hns3_cmd_desc desc;
+ uint32_t buf_size;
+ uint32_t i;
+ int ret;
+
+ req = (struct hns3_tx_buff_alloc_cmd *)desc.data;
+
+ hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_TX_BUFF_ALLOC, 0);
+ for (i = 0; i < HNS3_MAX_TC_NUM; i++) {
+ buf_size = buf_alloc->priv_buf[i].tx_buf_size;
+
+ buf_size = buf_size >> HNS3_BUF_SIZE_UNIT_SHIFT;
+ req->tx_pkt_buff[i] = rte_cpu_to_le_16(buf_size |
+ HNS3_BUF_SIZE_UPDATE_EN_MSK);
+ }
+
+ ret = hns3_cmd_send(hw, &desc, 1);
+ if (ret)
+ PMD_INIT_LOG(ERR, "tx buffer alloc cmd failed %d", ret);
+
+ return ret;
+}
+
+static int
+hns3_get_tc_num(struct hns3_hw *hw)
+{
+ int cnt = 0;
+ uint8_t i;
+
+ for (i = 0; i < HNS3_MAX_TC_NUM; i++)
+ if (hw->hw_tc_map & BIT(i))
+ cnt++;
+ return cnt;
+}
+
+static uint32_t
+hns3_get_rx_priv_buff_alloced(struct hns3_pkt_buf_alloc *buf_alloc)
+{
+ struct hns3_priv_buf *priv;
+ uint32_t rx_priv = 0;
+ int i;
+
+ for (i = 0; i < HNS3_MAX_TC_NUM; i++) {
+ priv = &buf_alloc->priv_buf[i];
+ if (priv->enable)
+ rx_priv += priv->buf_size;
+ }
+ return rx_priv;
+}
+
+static uint32_t
+hns3_get_tx_buff_alloced(struct hns3_pkt_buf_alloc *buf_alloc)
+{
+ uint32_t total_tx_size = 0;
+ uint32_t i;
+
+ for (i = 0; i < HNS3_MAX_TC_NUM; i++)
+ total_tx_size += buf_alloc->priv_buf[i].tx_buf_size;
+
+ return total_tx_size;
+}
+
+/* Get the number of pfc enabled TCs, which have private buffer */
+static int
+hns3_get_pfc_priv_num(struct hns3_hw *hw, struct hns3_pkt_buf_alloc *buf_alloc)
+{
+ struct hns3_priv_buf *priv;
+ int cnt = 0;
+ uint8_t i;
+
+ for (i = 0; i < HNS3_MAX_TC_NUM; i++) {
+ priv = &buf_alloc->priv_buf[i];
+ if ((hw->dcb_info.hw_pfc_map & BIT(i)) && priv->enable)
+ cnt++;
+ }
+
+ return cnt;
+}
+
+/* Get the number of pfc disabled TCs, which have private buffer */
+static int
+hns3_get_no_pfc_priv_num(struct hns3_hw *hw,
+ struct hns3_pkt_buf_alloc *buf_alloc)
+{
+ struct hns3_priv_buf *priv;
+ int cnt = 0;
+ uint8_t i;
+
+ for (i = 0; i < HNS3_MAX_TC_NUM; i++) {
+ priv = &buf_alloc->priv_buf[i];
+ if (hw->hw_tc_map & BIT(i) &&
+ !(hw->dcb_info.hw_pfc_map & BIT(i)) && priv->enable)
+ cnt++;
+ }
+
+ return cnt;
+}
+
+static bool
+hns3_is_rx_buf_ok(struct hns3_hw *hw, struct hns3_pkt_buf_alloc *buf_alloc,
+ uint32_t rx_all)
+{
+ uint32_t shared_buf_min, shared_buf_tc, shared_std, hi_thrd, lo_thrd;
+ struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
+ struct hns3_pf *pf = &hns->pf;
+ uint32_t shared_buf, aligned_mps;
+ uint32_t rx_priv;
+ uint8_t tc_num;
+ uint8_t i;
+
+ tc_num = hns3_get_tc_num(hw);
+ aligned_mps = roundup(pf->mps, HNS3_BUF_SIZE_UNIT);
+
+ if (hns3_dev_dcb_supported(hw))
+ shared_buf_min = HNS3_BUF_MUL_BY * aligned_mps +
+ pf->dv_buf_size;
+ else
+ shared_buf_min = aligned_mps + HNS3_NON_DCB_ADDITIONAL_BUF
+ + pf->dv_buf_size;
+
+ shared_buf_tc = tc_num * aligned_mps + aligned_mps;
+ shared_std = roundup(max_t(uint32_t, shared_buf_min, shared_buf_tc),
+ HNS3_BUF_SIZE_UNIT);
+
+ rx_priv = hns3_get_rx_priv_buff_alloced(buf_alloc);
+ if (rx_all < rx_priv + shared_std)
+ return false;
+
+ shared_buf = rounddown(rx_all - rx_priv, HNS3_BUF_SIZE_UNIT);
+ buf_alloc->s_buf.buf_size = shared_buf;
+ if (hns3_dev_dcb_supported(hw)) {
+ buf_alloc->s_buf.self.high = shared_buf - pf->dv_buf_size;
+ buf_alloc->s_buf.self.low = buf_alloc->s_buf.self.high
+ - roundup(aligned_mps / HNS3_BUF_DIV_BY,
+ HNS3_BUF_SIZE_UNIT);
+ } else {
+ buf_alloc->s_buf.self.high =
+ aligned_mps + HNS3_NON_DCB_ADDITIONAL_BUF;
+ buf_alloc->s_buf.self.low = aligned_mps;
+ }
+
+ if (hns3_dev_dcb_supported(hw)) {
+ hi_thrd = shared_buf - pf->dv_buf_size;
+
+ if (tc_num <= NEED_RESERVE_TC_NUM)
+ hi_thrd = hi_thrd * BUF_RESERVE_PERCENT
+ / BUF_MAX_PERCENT;
+
+ if (tc_num)
+ hi_thrd = hi_thrd / tc_num;
+
+ hi_thrd = max_t(uint32_t, hi_thrd,
+ HNS3_BUF_MUL_BY * aligned_mps);
+ hi_thrd = rounddown(hi_thrd, HNS3_BUF_SIZE_UNIT);
+ lo_thrd = hi_thrd - aligned_mps / HNS3_BUF_DIV_BY;
+ } else {
+ hi_thrd = aligned_mps + HNS3_NON_DCB_ADDITIONAL_BUF;
+ lo_thrd = aligned_mps;
+ }
+
+ for (i = 0; i < HNS3_MAX_TC_NUM; i++) {
+ buf_alloc->s_buf.tc_thrd[i].low = lo_thrd;
+ buf_alloc->s_buf.tc_thrd[i].high = hi_thrd;
+ }
+
+ return true;
+}
+
+static bool
+hns3_rx_buf_calc_all(struct hns3_hw *hw, bool max,
+ struct hns3_pkt_buf_alloc *buf_alloc)
+{
+ struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
+ struct hns3_pf *pf = &hns->pf;
+ struct hns3_priv_buf *priv;
+ uint32_t aligned_mps;
+ uint32_t rx_all;
+ uint8_t i;
+
+ rx_all = pf->pkt_buf_size - hns3_get_tx_buff_alloced(buf_alloc);
+ aligned_mps = roundup(pf->mps, HNS3_BUF_SIZE_UNIT);
+
+ for (i = 0; i < HNS3_MAX_TC_NUM; i++) {
+ priv = &buf_alloc->priv_buf[i];
+
+ priv->enable = 0;
+ priv->wl.low = 0;
+ priv->wl.high = 0;
+ priv->buf_size = 0;
+
+ if (!(hw->hw_tc_map & BIT(i)))
+ continue;
+
+ priv->enable = 1;
+ if (hw->dcb_info.hw_pfc_map & BIT(i)) {
+ priv->wl.low = max ? aligned_mps : HNS3_BUF_SIZE_UNIT;
+ priv->wl.high = roundup(priv->wl.low + aligned_mps,
+ HNS3_BUF_SIZE_UNIT);
+ } else {
+ priv->wl.low = 0;
+ priv->wl.high = max ? (aligned_mps * HNS3_BUF_MUL_BY) :
+ aligned_mps;
+ }
+
+ priv->buf_size = priv->wl.high + pf->dv_buf_size;
+ }
+
+ return hns3_is_rx_buf_ok(hw, buf_alloc, rx_all);
+}
+
+static bool
+hns3_drop_nopfc_buf_till_fit(struct hns3_hw *hw,
+ struct hns3_pkt_buf_alloc *buf_alloc)
+{
+ struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
+ struct hns3_pf *pf = &hns->pf;
+ struct hns3_priv_buf *priv;
+ int no_pfc_priv_num;
+ uint32_t rx_all;
+ uint8_t mask;
+ int i;
+
+ rx_all = pf->pkt_buf_size - hns3_get_tx_buff_alloced(buf_alloc);
+ no_pfc_priv_num = hns3_get_no_pfc_priv_num(hw, buf_alloc);
+
+ /* let the last to be cleared first */
+ for (i = HNS3_MAX_TC_NUM - 1; i >= 0; i--) {
+ priv = &buf_alloc->priv_buf[i];
+ mask = BIT((uint8_t)i);
+
+ if (hw->hw_tc_map & mask &&
+ !(hw->dcb_info.hw_pfc_map & mask)) {
+ /* Clear the no pfc TC private buffer */
+ priv->wl.low = 0;
+ priv->wl.high = 0;
+ priv->buf_size = 0;
+ priv->enable = 0;
+ no_pfc_priv_num--;
+ }
+
+ if (hns3_is_rx_buf_ok(hw, buf_alloc, rx_all) ||
+ no_pfc_priv_num == 0)
+ break;
+ }
+
+ return hns3_is_rx_buf_ok(hw, buf_alloc, rx_all);
+}
+
+static bool
+hns3_drop_pfc_buf_till_fit(struct hns3_hw *hw,
+ struct hns3_pkt_buf_alloc *buf_alloc)
+{
+ struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
+ struct hns3_pf *pf = &hns->pf;
+ struct hns3_priv_buf *priv;
+ uint32_t rx_all;
+ int pfc_priv_num;
+ uint8_t mask;
+ int i;
+
+ rx_all = pf->pkt_buf_size - hns3_get_tx_buff_alloced(buf_alloc);
+ pfc_priv_num = hns3_get_pfc_priv_num(hw, buf_alloc);
+
+ /* let the last to be cleared first */
+ for (i = HNS3_MAX_TC_NUM - 1; i >= 0; i--) {
+ priv = &buf_alloc->priv_buf[i];
+ mask = BIT((uint8_t)i);
+
+ if (hw->hw_tc_map & mask &&
+ hw->dcb_info.hw_pfc_map & mask) {
+ /* Reduce the number of pfc TC with private buffer */
+ priv->wl.low = 0;
+ priv->enable = 0;
+ priv->wl.high = 0;
+ priv->buf_size = 0;
+ pfc_priv_num--;
+ }
+ if (hns3_is_rx_buf_ok(hw, buf_alloc, rx_all) ||
+ pfc_priv_num == 0)
+ break;
+ }
+
+ return hns3_is_rx_buf_ok(hw, buf_alloc, rx_all);
+}
+
+static bool
+hns3_only_alloc_priv_buff(struct hns3_hw *hw,
+ struct hns3_pkt_buf_alloc *buf_alloc)
+{
+#define COMPENSATE_BUFFER 0x3C00
+#define COMPENSATE_HALF_MPS_NUM 5
+#define PRIV_WL_GAP 0x1800
+ struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
+ struct hns3_pf *pf = &hns->pf;
+ uint32_t tc_num = hns3_get_tc_num(hw);
+ uint32_t half_mps = pf->mps >> 1;
+ struct hns3_priv_buf *priv;
+ uint32_t min_rx_priv;
+ uint32_t rx_priv;
+ uint8_t i;
+
+ rx_priv = pf->pkt_buf_size - hns3_get_tx_buff_alloced(buf_alloc);
+ if (tc_num)
+ rx_priv = rx_priv / tc_num;
+
+ if (tc_num <= NEED_RESERVE_TC_NUM)
+ rx_priv = rx_priv * BUF_RESERVE_PERCENT / BUF_MAX_PERCENT;
+
+ /*
+ * Minimum value of private buffer in rx direction (min_rx_priv) is
+ * equal to "DV + 2.5 * MPS + 15KB". Driver only allocates rx private
+ * buffer if rx_priv is greater than min_rx_priv.
+ */
+ min_rx_priv = pf->dv_buf_size + COMPENSATE_BUFFER +
+ COMPENSATE_HALF_MPS_NUM * half_mps;
+ min_rx_priv = roundup(min_rx_priv, HNS3_BUF_SIZE_UNIT);
+ rx_priv = rounddown(rx_priv, HNS3_BUF_SIZE_UNIT);
+
+ if (rx_priv < min_rx_priv)
+ return false;
+
+ for (i = 0; i < HNS3_MAX_TC_NUM; i++) {
+ priv = &buf_alloc->priv_buf[i];
+
+ priv->enable = 0;
+ priv->wl.low = 0;
+ priv->wl.high = 0;
+ priv->buf_size = 0;
+
+ if (!(hw->hw_tc_map & BIT(i)))
+ continue;
+
+ priv->enable = 1;
+ priv->buf_size = rx_priv;
+ priv->wl.high = rx_priv - pf->dv_buf_size;
+ priv->wl.low = priv->wl.high - PRIV_WL_GAP;
+ }
+
+ buf_alloc->s_buf.buf_size = 0;
+
+ return true;
+}
+
+/*
+ * hns3_rx_buffer_calc: calculate the rx private buffer size for all TCs
+ * @hw: pointer to struct hns3_hw
+ * @buf_alloc: pointer to buffer calculation data
+ * @return: 0: calculate sucessful, negative: fail
+ */
+static int
+hns3_rx_buffer_calc(struct hns3_hw *hw, struct hns3_pkt_buf_alloc *buf_alloc)
+{
+ /* When DCB is not supported, rx private buffer is not allocated. */
+ if (!hns3_dev_dcb_supported(hw)) {
+ struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
+ struct hns3_pf *pf = &hns->pf;
+ uint32_t rx_all = pf->pkt_buf_size;
+
+ rx_all -= hns3_get_tx_buff_alloced(buf_alloc);
+ if (!hns3_is_rx_buf_ok(hw, buf_alloc, rx_all))
+ return -ENOMEM;
+
+ return 0;
+ }
+
+ /*
+ * Try to allocate privated packet buffer for all TCs without share
+ * buffer.
+ */
+ if (hns3_only_alloc_priv_buff(hw, buf_alloc))
+ return 0;
+
+ /*
+ * Try to allocate privated packet buffer for all TCs with share
+ * buffer.
+ */
+ if (hns3_rx_buf_calc_all(hw, true, buf_alloc))
+ return 0;
+
+ /*
+ * For different application scenes, the enabled port number, TC number
+ * and no_drop TC number are different. In order to obtain the better
+ * performance, software could allocate the buffer size and configure
+ * the waterline by tring to decrease the private buffer size according
+ * to the order, namely, waterline of valided tc, pfc disabled tc, pfc
+ * enabled tc.
+ */
+ if (hns3_rx_buf_calc_all(hw, false, buf_alloc))
+ return 0;
+
+ if (hns3_drop_nopfc_buf_till_fit(hw, buf_alloc))
+ return 0;
+
+ if (hns3_drop_pfc_buf_till_fit(hw, buf_alloc))
+ return 0;
+
+ return -ENOMEM;
+}
+
+static int
+hns3_rx_priv_buf_alloc(struct hns3_hw *hw, struct hns3_pkt_buf_alloc *buf_alloc)
+{
+ struct hns3_rx_priv_buff_cmd *req;
+ struct hns3_cmd_desc desc;
+ uint32_t buf_size;
+ int ret;
+ int i;
+
+ hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_RX_PRIV_BUFF_ALLOC, false);
+ req = (struct hns3_rx_priv_buff_cmd *)desc.data;
+
+ /* Alloc private buffer TCs */
+ for (i = 0; i < HNS3_MAX_TC_NUM; i++) {
+ struct hns3_priv_buf *priv = &buf_alloc->priv_buf[i];
+
+ req->buf_num[i] =
+ rte_cpu_to_le_16(priv->buf_size >> HNS3_BUF_UNIT_S);
+ req->buf_num[i] |= rte_cpu_to_le_16(1 << HNS3_TC0_PRI_BUF_EN_B);
+ }
+
+ buf_size = buf_alloc->s_buf.buf_size;
+ req->shared_buf = rte_cpu_to_le_16((buf_size >> HNS3_BUF_UNIT_S) |
+ (1 << HNS3_TC0_PRI_BUF_EN_B));
+
+ ret = hns3_cmd_send(hw, &desc, 1);
+ if (ret)
+ PMD_INIT_LOG(ERR, "rx private buffer alloc cmd failed %d", ret);
+
+ return ret;
+}
+
+static int
+hns3_rx_priv_wl_config(struct hns3_hw *hw, struct hns3_pkt_buf_alloc *buf_alloc)
+{
+#define HNS3_RX_PRIV_WL_ALLOC_DESC_NUM 2
+ struct hns3_rx_priv_wl_buf *req;
+ struct hns3_priv_buf *priv;
+ struct hns3_cmd_desc desc[HNS3_RX_PRIV_WL_ALLOC_DESC_NUM];
+ int i, j;
+ int ret;
+
+ for (i = 0; i < HNS3_RX_PRIV_WL_ALLOC_DESC_NUM; i++) {
+ hns3_cmd_setup_basic_desc(&desc[i], HNS3_OPC_RX_PRIV_WL_ALLOC,
+ false);
+ req = (struct hns3_rx_priv_wl_buf *)desc[i].data;
+
+ /* The first descriptor set the NEXT bit to 1 */
+ if (i == 0)
+ desc[i].flag |= rte_cpu_to_le_16(HNS3_CMD_FLAG_NEXT);
+ else
+ desc[i].flag &= ~rte_cpu_to_le_16(HNS3_CMD_FLAG_NEXT);
+
+ for (j = 0; j < HNS3_TC_NUM_ONE_DESC; j++) {
+ uint32_t idx = i * HNS3_TC_NUM_ONE_DESC + j;
+
+ priv = &buf_alloc->priv_buf[idx];
+ req->tc_wl[j].high = rte_cpu_to_le_16(priv->wl.high >>
+ HNS3_BUF_UNIT_S);
+ req->tc_wl[j].high |=
+ rte_cpu_to_le_16(BIT(HNS3_RX_PRIV_EN_B));
+ req->tc_wl[j].low = rte_cpu_to_le_16(priv->wl.low >>
+ HNS3_BUF_UNIT_S);
+ req->tc_wl[j].low |=
+ rte_cpu_to_le_16(BIT(HNS3_RX_PRIV_EN_B));
+ }
+ }
+
+ /* Send 2 descriptor at one time */
+ ret = hns3_cmd_send(hw, desc, HNS3_RX_PRIV_WL_ALLOC_DESC_NUM);
+ if (ret)
+ PMD_INIT_LOG(ERR, "rx private waterline config cmd failed %d",
+ ret);
+ return ret;
+}
+
+static int
+hns3_common_thrd_config(struct hns3_hw *hw,
+ struct hns3_pkt_buf_alloc *buf_alloc)
+{
+#define HNS3_RX_COM_THRD_ALLOC_DESC_NUM 2
+ struct hns3_shared_buf *s_buf = &buf_alloc->s_buf;
+ struct hns3_rx_com_thrd *req;
+ struct hns3_cmd_desc desc[HNS3_RX_COM_THRD_ALLOC_DESC_NUM];
+ struct hns3_tc_thrd *tc;
+ int tc_idx;
+ int i, j;
+ int ret;
+
+ for (i = 0; i < HNS3_RX_COM_THRD_ALLOC_DESC_NUM; i++) {
+ hns3_cmd_setup_basic_desc(&desc[i], HNS3_OPC_RX_COM_THRD_ALLOC,
+ false);
+ req = (struct hns3_rx_com_thrd *)&desc[i].data;
+
+ /* The first descriptor set the NEXT bit to 1 */
+ if (i == 0)
+ desc[i].flag |= rte_cpu_to_le_16(HNS3_CMD_FLAG_NEXT);
+ else
+ desc[i].flag &= ~rte_cpu_to_le_16(HNS3_CMD_FLAG_NEXT);
+
+ for (j = 0; j < HNS3_TC_NUM_ONE_DESC; j++) {
+ tc_idx = i * HNS3_TC_NUM_ONE_DESC + j;
+ tc = &s_buf->tc_thrd[tc_idx];
+
+ req->com_thrd[j].high =
+ rte_cpu_to_le_16(tc->high >> HNS3_BUF_UNIT_S);
+ req->com_thrd[j].high |=
+ rte_cpu_to_le_16(BIT(HNS3_RX_PRIV_EN_B));
+ req->com_thrd[j].low =
+ rte_cpu_to_le_16(tc->low >> HNS3_BUF_UNIT_S);
+ req->com_thrd[j].low |=
+ rte_cpu_to_le_16(BIT(HNS3_RX_PRIV_EN_B));
+ }
+ }
+
+ /* Send 2 descriptors at one time */
+ ret = hns3_cmd_send(hw, desc, HNS3_RX_COM_THRD_ALLOC_DESC_NUM);
+ if (ret)
+ PMD_INIT_LOG(ERR, "common threshold config cmd failed %d", ret);
+
+ return ret;
+}
+
+static int
+hns3_common_wl_config(struct hns3_hw *hw, struct hns3_pkt_buf_alloc *buf_alloc)
+{
+ struct hns3_shared_buf *buf = &buf_alloc->s_buf;
+ struct hns3_rx_com_wl *req;
+ struct hns3_cmd_desc desc;
+ int ret;
+
+ hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_RX_COM_WL_ALLOC, false);
+
+ req = (struct hns3_rx_com_wl *)desc.data;
+ req->com_wl.high = rte_cpu_to_le_16(buf->self.high >> HNS3_BUF_UNIT_S);
+ req->com_wl.high |= rte_cpu_to_le_16(BIT(HNS3_RX_PRIV_EN_B));
+
+ req->com_wl.low = rte_cpu_to_le_16(buf->self.low >> HNS3_BUF_UNIT_S);
+ req->com_wl.low |= rte_cpu_to_le_16(BIT(HNS3_RX_PRIV_EN_B));
+
+ ret = hns3_cmd_send(hw, &desc, 1);
+ if (ret)
+ PMD_INIT_LOG(ERR, "common waterline config cmd failed %d", ret);
+
+ return ret;
+}
+
+int
+hns3_buffer_alloc(struct hns3_hw *hw)
+{
+ struct hns3_pkt_buf_alloc pkt_buf;
+ int ret;
+
+ memset(&pkt_buf, 0, sizeof(pkt_buf));
+ ret = hns3_tx_buffer_calc(hw, &pkt_buf);
+ if (ret) {
+ PMD_INIT_LOG(ERR,
+ "could not calc tx buffer size for all TCs %d",
+ ret);
+ return ret;
+ }
+
+ ret = hns3_tx_buffer_alloc(hw, &pkt_buf);
+ if (ret) {
+ PMD_INIT_LOG(ERR, "could not alloc tx buffers %d", ret);
+ return ret;
+ }
+
+ ret = hns3_rx_buffer_calc(hw, &pkt_buf);
+ if (ret) {
+ PMD_INIT_LOG(ERR,
+ "could not calc rx priv buffer size for all TCs %d",
+ ret);
+ return ret;
+ }
+
+ ret = hns3_rx_priv_buf_alloc(hw, &pkt_buf);
+ if (ret) {
+ PMD_INIT_LOG(ERR, "could not alloc rx priv buffer %d", ret);
+ return ret;
+ }
+
+ if (hns3_dev_dcb_supported(hw)) {
+ ret = hns3_rx_priv_wl_config(hw, &pkt_buf);
+ if (ret) {
+ PMD_INIT_LOG(ERR,
+ "could not configure rx private waterline %d",
+ ret);
+ return ret;
+ }
+
+ ret = hns3_common_thrd_config(hw, &pkt_buf);
+ if (ret) {
+ PMD_INIT_LOG(ERR,
+ "could not configure common threshold %d",
+ ret);
+ return ret;
+ }
+ }
+
+ ret = hns3_common_wl_config(hw, &pkt_buf);
+ if (ret)
+ PMD_INIT_LOG(ERR, "could not configure common waterline %d",
+ ret);
+
+ return ret;
+}
+
+static int
+hns3_mac_init(struct hns3_hw *hw)
+{
+ struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
+ struct hns3_mac *mac = &hw->mac;
+ struct hns3_pf *pf = &hns->pf;
+ int ret;
+
+ pf->support_sfp_query = true;
+ mac->link_duplex = ETH_LINK_FULL_DUPLEX;
+ ret = hns3_cfg_mac_speed_dup_hw(hw, mac->link_speed, mac->link_duplex);
+ if (ret) {
+ PMD_INIT_LOG(ERR, "Config mac speed dup fail ret = %d", ret);
+ return ret;
+ }
+
+ mac->link_status = ETH_LINK_DOWN;
+
+ return hns3_config_mtu(hw, pf->mps);
+}
+
+static int
+hns3_get_mac_ethertype_cmd_status(uint16_t cmdq_resp, uint8_t resp_code)
+{
+#define HNS3_ETHERTYPE_SUCCESS_ADD 0
+#define HNS3_ETHERTYPE_ALREADY_ADD 1
+#define HNS3_ETHERTYPE_MGR_TBL_OVERFLOW 2
+#define HNS3_ETHERTYPE_KEY_CONFLICT 3
+ int return_status;
+
+ if (cmdq_resp) {
+ PMD_INIT_LOG(ERR,
+ "cmdq execute failed for get_mac_ethertype_cmd_status, status=%d.\n",
+ cmdq_resp);
+ return -EIO;
+ }
+
+ switch (resp_code) {
+ case HNS3_ETHERTYPE_SUCCESS_ADD:
+ case HNS3_ETHERTYPE_ALREADY_ADD:
+ return_status = 0;
+ break;
+ case HNS3_ETHERTYPE_MGR_TBL_OVERFLOW:
+ PMD_INIT_LOG(ERR,
+ "add mac ethertype failed for manager table overflow.");
+ return_status = -EIO;
+ break;
+ case HNS3_ETHERTYPE_KEY_CONFLICT:
+ PMD_INIT_LOG(ERR, "add mac ethertype failed for key conflict.");
+ return_status = -EIO;
+ break;
+ default:
+ PMD_INIT_LOG(ERR,
+ "add mac ethertype failed for undefined, code=%d.",
+ resp_code);
+ return_status = -EIO;
+ }
+
+ return return_status;
+}
+
+static int
+hns3_add_mgr_tbl(struct hns3_hw *hw,
+ const struct hns3_mac_mgr_tbl_entry_cmd *req)
+{
+ struct hns3_cmd_desc desc;
+ uint8_t resp_code;
+ uint16_t retval;
+ int ret;
+
+ hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_MAC_ETHTYPE_ADD, false);
+ memcpy(desc.data, req, sizeof(struct hns3_mac_mgr_tbl_entry_cmd));
+
+ ret = hns3_cmd_send(hw, &desc, 1);
+ if (ret) {
+ PMD_INIT_LOG(ERR,
+ "add mac ethertype failed for cmd_send, ret =%d.",
+ ret);
+ return ret;
+ }
+
+ resp_code = (rte_le_to_cpu_32(desc.data[0]) >> 8) & 0xff;
+ retval = rte_le_to_cpu_16(desc.retval);
+
+ return hns3_get_mac_ethertype_cmd_status(retval, resp_code);
+}
+
+static void
+hns3_prepare_mgr_tbl(struct hns3_mac_mgr_tbl_entry_cmd *mgr_table,
+ int *table_item_num)
+{
+ struct hns3_mac_mgr_tbl_entry_cmd *tbl;
+
+ /*
+ * In current version, we add one item in management table as below:
+ * 0x0180C200000E -- LLDP MC address
+ */
+ tbl = mgr_table;
+ tbl->flags = HNS3_MAC_MGR_MASK_VLAN_B;
+ tbl->ethter_type = rte_cpu_to_le_16(HNS3_MAC_ETHERTYPE_LLDP);
+ tbl->mac_addr_hi32 = rte_cpu_to_le_32(htonl(0x0180C200));
+ tbl->mac_addr_lo16 = rte_cpu_to_le_16(htons(0x000E));
+ tbl->i_port_bitmap = 0x1;
+ *table_item_num = 1;
+}
+
+static int
+hns3_init_mgr_tbl(struct hns3_hw *hw)
+{
+#define HNS_MAC_MGR_TBL_MAX_SIZE 16
+ struct hns3_mac_mgr_tbl_entry_cmd mgr_table[HNS_MAC_MGR_TBL_MAX_SIZE];
+ int table_item_num;
+ int ret;
+ int i;
+
+ memset(mgr_table, 0, sizeof(mgr_table));
+ hns3_prepare_mgr_tbl(mgr_table, &table_item_num);
+ for (i = 0; i < table_item_num; i++) {
+ ret = hns3_add_mgr_tbl(hw, &mgr_table[i]);
+ if (ret) {
+ PMD_INIT_LOG(ERR, "add mac ethertype failed, ret =%d",
+ ret);
+ return ret;
+ }
+ }
+
+ return 0;
+}
+
+static void
+hns3_promisc_param_init(struct hns3_promisc_param *param, bool en_uc,
+ bool en_mc, bool en_bc, int vport_id)
+{
+ if (!param)
+ return;
+
+ memset(param, 0, sizeof(struct hns3_promisc_param));
+ if (en_uc)
+ param->enable = HNS3_PROMISC_EN_UC;
+ if (en_mc)
+ param->enable |= HNS3_PROMISC_EN_MC;
+ if (en_bc)
+ param->enable |= HNS3_PROMISC_EN_BC;
+ param->vf_id = vport_id;
+}
+
+static int
+hns3_cmd_set_promisc_mode(struct hns3_hw *hw, struct hns3_promisc_param *param)
+{
+ struct hns3_promisc_cfg_cmd *req;
+ struct hns3_cmd_desc desc;
+ int ret;
+
+ hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_CFG_PROMISC_MODE, false);
+
+ req = (struct hns3_promisc_cfg_cmd *)desc.data;
+ req->vf_id = param->vf_id;
+ req->flag = (param->enable << HNS3_PROMISC_EN_B) |
+ HNS3_PROMISC_TX_EN_B | HNS3_PROMISC_RX_EN_B;
+
+ ret = hns3_cmd_send(hw, &desc, 1);
+ if (ret)
+ PMD_INIT_LOG(ERR, "Set promisc mode fail, status is %d", ret);
+
+ return ret;
+}
+
+static int
+hns3_set_promisc_mode(struct hns3_hw *hw, bool en_uc_pmc, bool en_mc_pmc)
+{
+ struct hns3_promisc_param param;
+ bool en_bc_pmc = true;
+ uint8_t vf_id;
+ int ret;
+
+ /*
+ * In current version VF is not supported when PF is driven by DPDK
+ * driver, the PF-related vf_id is 0, just need to configure parameters
+ * for vf_id 0.
+ */
+ vf_id = 0;
+
+ hns3_promisc_param_init(¶m, en_uc_pmc, en_mc_pmc, en_bc_pmc, vf_id);
+ ret = hns3_cmd_set_promisc_mode(hw, ¶m);
+ if (ret)
+ return ret;
+
+ return 0;
+}
+
+static int
+hns3_get_sfp_speed(struct hns3_hw *hw, uint32_t *speed)
+{
+ 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;
+ ret = hns3_cmd_send(hw, &desc, 1);
+ if (ret == -EOPNOTSUPP) {
+ hns3_err(hw, "IMP do not support get SFP speed %d", ret);
+ return ret;
+ } else if (ret) {
+ hns3_err(hw, "get sfp speed failed %d", ret);
+ return ret;
+ }
+
+ *speed = resp->sfp_speed;
+
+ return 0;
+}
+
+static uint8_t
+hns3_check_speed_dup(uint8_t duplex, uint32_t speed)
+{
+ if (!(speed == ETH_SPEED_NUM_10M || speed == ETH_SPEED_NUM_100M))
+ duplex = ETH_LINK_FULL_DUPLEX;
+
+ return duplex;
+}
+
+static int
+hns3_cfg_mac_speed_dup(struct hns3_hw *hw, uint32_t speed, uint8_t duplex)
+{
+ struct hns3_mac *mac = &hw->mac;
+ int ret;
+
+ duplex = hns3_check_speed_dup(duplex, speed);
+ if (mac->link_speed == speed && mac->link_duplex == duplex)
+ return 0;
+
+ ret = hns3_cfg_mac_speed_dup_hw(hw, speed, duplex);
+ if (ret)
+ return ret;
+
+ mac->link_speed = speed;
+ mac->link_duplex = duplex;
+
+ return 0;
+}
+
+static int
+hns3_update_speed_duplex(struct rte_eth_dev *eth_dev)
+{
+ struct hns3_adapter *hns = eth_dev->data->dev_private;
+ struct hns3_hw *hw = &hns->hw;
+ struct hns3_pf *pf = &hns->pf;
+ uint32_t speed;
+ int ret;
+
+ /* If IMP do not support get SFP/qSFP speed, return directly */
+ if (!pf->support_sfp_query)
+ return 0;
+
+ ret = hns3_get_sfp_speed(hw, &speed);
+ if (ret == -EOPNOTSUPP) {
+ pf->support_sfp_query = false;
+ return ret;
+ } else if (ret)
+ return ret;
+
+ if (speed == ETH_SPEED_NUM_NONE)
+ return 0; /* do nothing if no SFP */
+
+ /* Config full duplex for SFP */
+ return hns3_cfg_mac_speed_dup(hw, speed, ETH_LINK_FULL_DUPLEX);
+}
+
+static int
+hns3_get_mac_link_status(struct hns3_hw *hw)
+{
+ struct hns3_link_status_cmd *req;
+ struct hns3_cmd_desc desc;
+ int link_status;
+ int ret;
+
+ hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_QUERY_LINK_STATUS, true);
+ ret = hns3_cmd_send(hw, &desc, 1);
+ if (ret) {
+ hns3_err(hw, "get link status cmd failed %d", ret);
+ return ret;
+ }
+
+ req = (struct hns3_link_status_cmd *)desc.data;
+ link_status = req->status & HNS3_LINK_STATUS_UP_M;
+
+ return !!link_status;
+}
+
+static void
+hns3_update_link_status(struct hns3_hw *hw)
+{
+ int state;
+
+ state = hns3_get_mac_link_status(hw);
+ if (state != hw->mac.link_status)
+ hw->mac.link_status = state;
+}
+
+static void
+hns3_service_handler(void *param)
+{
+ struct rte_eth_dev *eth_dev = (struct rte_eth_dev *)param;
+ struct hns3_adapter *hns = eth_dev->data->dev_private;
+ struct hns3_hw *hw = &hns->hw;
+
+ hns3_update_speed_duplex(eth_dev);
+ hns3_update_link_status(hw);
+
+ rte_eal_alarm_set(HNS3_SERVICE_INTERVAL, hns3_service_handler, eth_dev);
+}
+
+static int
+hns3_init_hardware(struct hns3_adapter *hns)
+{
+ struct hns3_hw *hw = &hns->hw;
+ int ret;
+
+ ret = hns3_map_tqp(hw);
+ if (ret) {
+ PMD_INIT_LOG(ERR, "Failed to map tqp: %d", ret);
+ return ret;
+ }
+
+ ret = hns3_init_umv_space(hw);
+ if (ret) {
+ PMD_INIT_LOG(ERR, "Failed to init umv space: %d", ret);
+ return ret;
+ }
+
+ ret = hns3_mac_init(hw);
+ if (ret) {
+ PMD_INIT_LOG(ERR, "Failed to init MAC: %d", ret);
+ goto err_mac_init;
+ }
+
+ ret = hns3_init_mgr_tbl(hw);
+ if (ret) {
+ PMD_INIT_LOG(ERR, "Failed to init manager table: %d", ret);
+ goto err_mac_init;
+ }
+
+ ret = hns3_set_promisc_mode(hw, false, false);
+ if (ret) {
+ PMD_INIT_LOG(ERR, "Failed to set promisc mode: %d", ret);
+ goto err_mac_init;
+ }
+
+ ret = hns3_init_fd_config(hns);
+ if (ret) {
+ PMD_INIT_LOG(ERR, "Failed to init flow director: %d", ret);
+ goto err_mac_init;
+ }
+
+ ret = hns3_config_tso(hw, HNS3_TSO_MSS_MIN, HNS3_TSO_MSS_MAX);
+ if (ret) {
+ PMD_INIT_LOG(ERR, "Failed to config tso: %d", ret);
+ goto err_mac_init;
+ }
+
+ ret = hns3_config_gro(hw, false);
+ if (ret) {
+ PMD_INIT_LOG(ERR, "Failed to config gro: %d", ret);
+ goto err_mac_init;
+ }
+ return 0;
+
+err_mac_init:
+ hns3_uninit_umv_space(hw);
+ return ret;
+}
+
+static int
+hns3_init_pf(struct rte_eth_dev *eth_dev)
+{
+ struct rte_device *dev = eth_dev->device;
+ struct rte_pci_device *pci_dev = RTE_DEV_TO_PCI(dev);
+ struct hns3_adapter *hns = eth_dev->data->dev_private;
+ struct hns3_hw *hw = &hns->hw;
+ int ret;
+
+ PMD_INIT_FUNC_TRACE();
+
+ /* Get hardware io base address from pcie BAR2 IO space */
+ hw->io_base = pci_dev->mem_resource[2].addr;
+
+ /* Firmware command queue initialize */
+ ret = hns3_cmd_init_queue(hw);
+ if (ret) {
+ PMD_INIT_LOG(ERR, "Failed to init cmd queue: %d", ret);
+ goto err_cmd_init_queue;
+ }
+
+ /* Firmware command initialize */
+ ret = hns3_cmd_init(hw);
+ if (ret) {
+ PMD_INIT_LOG(ERR, "Failed to init cmd: %d", ret);
+ goto err_cmd_init;
+ }
+
+ /* Get configuration */
+ ret = hns3_get_configuration(hw);
+ if (ret) {
+ PMD_INIT_LOG(ERR, "Failed to fetch configuration: %d", ret);
+ goto err_get_config;
+ }
+
+ ret = hns3_init_hardware(hns);
+ if (ret) {
+ PMD_INIT_LOG(ERR, "Failed to init hardware: %d", ret);
+ goto err_get_config;
+ }
+
+ /* Initialize flow director filter list & hash */
+ ret = hns3_fdir_filter_init(hns);
+ if (ret) {
+ PMD_INIT_LOG(ERR, "Failed to alloc hashmap for fdir: %d", ret);
+ goto err_hw_init;
+ }
+
+ return 0;
+
+err_hw_init:
+ hns3_uninit_umv_space(hw);
+
+err_get_config:
+ hns3_cmd_uninit(hw);
+
+err_cmd_init:
+ hns3_cmd_destroy_queue(hw);
+
+err_cmd_init_queue:
+ hw->io_base = NULL;
+
+ return ret;
+}
+
+static void
+hns3_uninit_pf(struct rte_eth_dev *eth_dev)
+{
+ struct hns3_adapter *hns = eth_dev->data->dev_private;
+ struct hns3_hw *hw = &hns->hw;
+
+ PMD_INIT_FUNC_TRACE();
+
+ hns3_fdir_filter_uninit(hns);
+ hns3_uninit_umv_space(hw);
+ hns3_cmd_uninit(hw);
+ hns3_cmd_destroy_queue(hw);
+ hw->io_base = NULL;
+}
+
+static void
+hns3_dev_close(struct rte_eth_dev *eth_dev)
+{
+ struct hns3_adapter *hns = eth_dev->data->dev_private;
+ struct hns3_hw *hw = &hns->hw;
+
+ hw->adapter_state = HNS3_NIC_CLOSING;
+ rte_eal_alarm_cancel(hns3_service_handler, eth_dev);
+
+ hns3_configure_all_mc_mac_addr(hns, true);
+ hns3_uninit_pf(eth_dev);
+ rte_free(eth_dev->process_private);
+ eth_dev->process_private = NULL;
+ hw->adapter_state = HNS3_NIC_CLOSED;
+}
+
+static const struct eth_dev_ops hns3_eth_dev_ops = {
+ .dev_close = hns3_dev_close,
+ .mtu_set = hns3_dev_mtu_set,
+ .dev_infos_get = hns3_dev_infos_get,
+ .fw_version_get = hns3_fw_version_get,
+ .mac_addr_add = hns3_add_mac_addr,
+ .mac_addr_remove = hns3_remove_mac_addr,
+ .mac_addr_set = hns3_set_default_mac_addr,
+ .set_mc_addr_list = hns3_set_mc_mac_addr_list,
+ .link_update = hns3_dev_link_update,
+ .filter_ctrl = hns3_dev_filter_ctrl,
+};
+
+static int
+hns3_dev_init(struct rte_eth_dev *eth_dev)
+{
+ struct hns3_adapter *hns = eth_dev->data->dev_private;
+ struct hns3_hw *hw = &hns->hw;
+ int ret;
+
+ PMD_INIT_FUNC_TRACE();
+ eth_dev->process_private = (struct hns3_process_private *)
+ rte_zmalloc_socket("hns3_filter_list",
+ sizeof(struct hns3_process_private),
+ RTE_CACHE_LINE_SIZE, eth_dev->device->numa_node);
+ if (eth_dev->process_private == NULL) {
+ PMD_INIT_LOG(ERR, "Failed to alloc memory for process private");
+ return -ENOMEM;
+ }
+ /* initialize flow filter lists */
+ hns3_filterlist_init(eth_dev);
+
+ eth_dev->dev_ops = &hns3_eth_dev_ops;
+ if (rte_eal_process_type() != RTE_PROC_PRIMARY)
+ return 0;
+
+ hw->adapter_state = HNS3_NIC_UNINITIALIZED;
+ hns->is_vf = false;
+ hw->data = eth_dev->data;
+
+ /*
+ * Set default max packet size according to the mtu
+ * default vale in DPDK frame.
+ */
+ hns->pf.mps = hw->data->mtu + HNS3_ETH_OVERHEAD;
+
+ ret = hns3_init_pf(eth_dev);
+ if (ret) {
+ PMD_INIT_LOG(ERR, "Failed to init pf: %d", ret);
+ goto err_init_pf;
+ }
+
+ /* Allocate memory for storing MAC addresses */
+ eth_dev->data->mac_addrs = rte_zmalloc("hns3-mac",
+ sizeof(struct rte_ether_addr) *
+ HNS3_UC_MACADDR_NUM, 0);
+ if (eth_dev->data->mac_addrs == NULL) {
+ PMD_INIT_LOG(ERR, "Failed to allocate %zx bytes needed "
+ "to store MAC addresses",
+ sizeof(struct rte_ether_addr) *
+ HNS3_UC_MACADDR_NUM);
+ ret = -ENOMEM;
+ goto err_rte_zmalloc;
+ }
+
+ rte_ether_addr_copy((struct rte_ether_addr *)hw->mac.mac_addr,
+ ð_dev->data->mac_addrs[0]);
+
+ hw->adapter_state = HNS3_NIC_INITIALIZED;
+ /*
+ * Pass the information to the rte_eth_dev_close() that it should also
+ * release the private port resources.
+ */
+ eth_dev->data->dev_flags |= RTE_ETH_DEV_CLOSE_REMOVE;
+
+ rte_eal_alarm_set(HNS3_SERVICE_INTERVAL, hns3_service_handler, eth_dev);
+ hns3_info(hw, "hns3 dev initialization successful!");
+ return 0;
+
+err_rte_zmalloc:
+ hns3_uninit_pf(eth_dev);
+
+err_init_pf:
+ eth_dev->dev_ops = NULL;
+ eth_dev->rx_pkt_burst = NULL;
+ eth_dev->tx_pkt_burst = NULL;
+ eth_dev->tx_pkt_prepare = NULL;
+ rte_free(eth_dev->process_private);
+ eth_dev->process_private = NULL;
+ return ret;
+}
+
+static int
+hns3_dev_uninit(struct rte_eth_dev *eth_dev)
+{
+ struct hns3_adapter *hns = eth_dev->data->dev_private;
+ struct hns3_hw *hw = &hns->hw;
+
+ PMD_INIT_FUNC_TRACE();
+
+ if (rte_eal_process_type() != RTE_PROC_PRIMARY)
+ return -EPERM;
+
+ eth_dev->dev_ops = NULL;
+ eth_dev->rx_pkt_burst = NULL;
+ eth_dev->tx_pkt_burst = NULL;
+ eth_dev->tx_pkt_prepare = NULL;
+ if (hw->adapter_state < HNS3_NIC_CLOSING)
+ hns3_dev_close(eth_dev);
+
+ hw->adapter_state = HNS3_NIC_REMOVED;
+ return 0;
+}
+
+static int
+eth_hns3_pci_probe(struct rte_pci_driver *pci_drv __rte_unused,
+ struct rte_pci_device *pci_dev)
+{
+ return rte_eth_dev_pci_generic_probe(pci_dev,
+ sizeof(struct hns3_adapter),
+ hns3_dev_init);
+}
+
+static int
+eth_hns3_pci_remove(struct rte_pci_device *pci_dev)
+{
+ return rte_eth_dev_pci_generic_remove(pci_dev, hns3_dev_uninit);
+}
+
+static const struct rte_pci_id pci_id_hns3_map[] = {
+ { RTE_PCI_DEVICE(PCI_VENDOR_ID_HUAWEI, HNS3_DEV_ID_GE) },
+ { RTE_PCI_DEVICE(PCI_VENDOR_ID_HUAWEI, HNS3_DEV_ID_25GE) },
+ { RTE_PCI_DEVICE(PCI_VENDOR_ID_HUAWEI, HNS3_DEV_ID_25GE_RDMA) },
+ { RTE_PCI_DEVICE(PCI_VENDOR_ID_HUAWEI, HNS3_DEV_ID_50GE_RDMA) },
+ { RTE_PCI_DEVICE(PCI_VENDOR_ID_HUAWEI, HNS3_DEV_ID_100G_RDMA_MACSEC) },
+ { .vendor_id = 0, /* sentinel */ },
+};
+
+static struct rte_pci_driver rte_hns3_pmd = {
+ .id_table = pci_id_hns3_map,
+ .drv_flags = RTE_PCI_DRV_NEED_MAPPING,
+ .probe = eth_hns3_pci_probe,
+ .remove = eth_hns3_pci_remove,
+};
+
+RTE_PMD_REGISTER_PCI(net_hns3, rte_hns3_pmd);
+RTE_PMD_REGISTER_PCI_TABLE(net_hns3, pci_id_hns3_map);
+RTE_PMD_REGISTER_KMOD_DEP(net_hns3, "* igb_uio | vfio-pci");
+
+RTE_INIT(hns3_init_log)
+{
+ hns3_logtype_init = rte_log_register("pmd.net.hns3.init");
+ if (hns3_logtype_init >= 0)
+ rte_log_set_level(hns3_logtype_init, RTE_LOG_NOTICE);
+ hns3_logtype_driver = rte_log_register("pmd.net.hns3.driver");
+ if (hns3_logtype_driver >= 0)
+ rte_log_set_level(hns3_logtype_driver, RTE_LOG_NOTICE);
+}
git.droids-corp.org / dpdk.git / blobdiff