net/i40e: add module EEPROM callbacks for i40e
[dpdk.git] / drivers / net / i40e / i40e_ethdev.c
index 359026f..78f2be7 100644 (file)
@@ -369,7 +369,12 @@ static int i40e_get_eeprom_length(struct rte_eth_dev *dev);
 static int i40e_get_eeprom(struct rte_eth_dev *dev,
                           struct rte_dev_eeprom_info *eeprom);
 
-static void i40e_set_default_mac_addr(struct rte_eth_dev *dev,
+static int i40e_get_module_info(struct rte_eth_dev *dev,
+                               struct rte_eth_dev_module_info *modinfo);
+static int i40e_get_module_eeprom(struct rte_eth_dev *dev,
+                                 struct rte_dev_eeprom_info *info);
+
+static int i40e_set_default_mac_addr(struct rte_eth_dev *dev,
                                      struct ether_addr *mac_addr);
 
 static int i40e_dev_mtu_set(struct rte_eth_dev *dev, uint16_t mtu);
@@ -489,6 +494,8 @@ static const struct eth_dev_ops i40e_eth_dev_ops = {
        .get_reg                      = i40e_get_regs,
        .get_eeprom_length            = i40e_get_eeprom_length,
        .get_eeprom                   = i40e_get_eeprom,
+       .get_module_info              = i40e_get_module_info,
+       .get_module_eeprom            = i40e_get_module_eeprom,
        .mac_addr_set                 = i40e_set_default_mac_addr,
        .mtu_set                      = i40e_dev_mtu_set,
        .tm_ops_get                   = i40e_tm_ops_get,
@@ -3244,6 +3251,10 @@ i40e_dev_info_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
                DEV_TX_OFFLOAD_GRE_TNL_TSO |
                DEV_TX_OFFLOAD_IPIP_TNL_TSO |
                DEV_TX_OFFLOAD_GENEVE_TNL_TSO;
+       dev_info->dev_capa =
+               RTE_ETH_DEV_CAPA_RUNTIME_RX_QUEUE_SETUP |
+               RTE_ETH_DEV_CAPA_RUNTIME_TX_QUEUE_SETUP;
+
        dev_info->hash_key_size = (I40E_PFQF_HKEY_MAX_INDEX + 1) *
                                                sizeof(uint32_t);
        dev_info->reta_size = pf->hash_lut_size;
@@ -11327,8 +11338,148 @@ static int i40e_get_eeprom(struct rte_eth_dev *dev,
        return 0;
 }
 
-static void i40e_set_default_mac_addr(struct rte_eth_dev *dev,
-                                     struct ether_addr *mac_addr)
+static int i40e_get_module_info(struct rte_eth_dev *dev,
+                               struct rte_eth_dev_module_info *modinfo)
+{
+       struct i40e_hw *hw = I40E_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+       uint32_t sff8472_comp = 0;
+       uint32_t sff8472_swap = 0;
+       uint32_t sff8636_rev = 0;
+       i40e_status status;
+       uint32_t type = 0;
+
+       /* Check if firmware supports reading module EEPROM. */
+       if (!(hw->flags & I40E_HW_FLAG_AQ_PHY_ACCESS_CAPABLE)) {
+               PMD_DRV_LOG(ERR,
+                           "Module EEPROM memory read not supported. "
+                           "Please update the NVM image.\n");
+               return -EINVAL;
+       }
+
+       status = i40e_update_link_info(hw);
+       if (status)
+               return -EIO;
+
+       if (hw->phy.link_info.phy_type == I40E_PHY_TYPE_EMPTY) {
+               PMD_DRV_LOG(ERR,
+                           "Cannot read module EEPROM memory. "
+                           "No module connected.\n");
+               return -EINVAL;
+       }
+
+       type = hw->phy.link_info.module_type[0];
+
+       switch (type) {
+       case I40E_MODULE_TYPE_SFP:
+               status = i40e_aq_get_phy_register(hw,
+                               I40E_AQ_PHY_REG_ACCESS_EXTERNAL_MODULE,
+                               I40E_I2C_EEPROM_DEV_ADDR,
+                               I40E_MODULE_SFF_8472_COMP,
+                               &sff8472_comp, NULL);
+               if (status)
+                       return -EIO;
+
+               status = i40e_aq_get_phy_register(hw,
+                               I40E_AQ_PHY_REG_ACCESS_EXTERNAL_MODULE,
+                               I40E_I2C_EEPROM_DEV_ADDR,
+                               I40E_MODULE_SFF_8472_SWAP,
+                               &sff8472_swap, NULL);
+               if (status)
+                       return -EIO;
+
+               /* Check if the module requires address swap to access
+                * the other EEPROM memory page.
+                */
+               if (sff8472_swap & I40E_MODULE_SFF_ADDR_MODE) {
+                       PMD_DRV_LOG(WARNING,
+                                   "Module address swap to access "
+                                   "page 0xA2 is not supported.\n");
+                       modinfo->type = RTE_ETH_MODULE_SFF_8079;
+                       modinfo->eeprom_len = RTE_ETH_MODULE_SFF_8079_LEN;
+               } else if (sff8472_comp == 0x00) {
+                       /* Module is not SFF-8472 compliant */
+                       modinfo->type = RTE_ETH_MODULE_SFF_8079;
+                       modinfo->eeprom_len = RTE_ETH_MODULE_SFF_8079_LEN;
+               } else {
+                       modinfo->type = RTE_ETH_MODULE_SFF_8472;
+                       modinfo->eeprom_len = RTE_ETH_MODULE_SFF_8472_LEN;
+               }
+               break;
+       case I40E_MODULE_TYPE_QSFP_PLUS:
+               /* Read from memory page 0. */
+               status = i40e_aq_get_phy_register(hw,
+                               I40E_AQ_PHY_REG_ACCESS_EXTERNAL_MODULE,
+                               0,
+                               I40E_MODULE_REVISION_ADDR,
+                               &sff8636_rev, NULL);
+               if (status)
+                       return -EIO;
+               /* Determine revision compliance byte */
+               if (sff8636_rev > 0x02) {
+                       /* Module is SFF-8636 compliant */
+                       modinfo->type = RTE_ETH_MODULE_SFF_8636;
+                       modinfo->eeprom_len = I40E_MODULE_QSFP_MAX_LEN;
+               } else {
+                       modinfo->type = RTE_ETH_MODULE_SFF_8436;
+                       modinfo->eeprom_len = I40E_MODULE_QSFP_MAX_LEN;
+               }
+               break;
+       case I40E_MODULE_TYPE_QSFP28:
+               modinfo->type = RTE_ETH_MODULE_SFF_8636;
+               modinfo->eeprom_len = I40E_MODULE_QSFP_MAX_LEN;
+               break;
+       default:
+               PMD_DRV_LOG(ERR, "Module type unrecognized\n");
+               return -EINVAL;
+       }
+       return 0;
+}
+
+static int i40e_get_module_eeprom(struct rte_eth_dev *dev,
+                                 struct rte_dev_eeprom_info *info)
+{
+       struct i40e_hw *hw = I40E_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+       bool is_sfp = false;
+       i40e_status status;
+       uint8_t *data = info->data;
+       uint32_t value = 0;
+       uint32_t i;
+
+       if (!info || !info->length || !data)
+               return -EINVAL;
+
+       if (hw->phy.link_info.module_type[0] == I40E_MODULE_TYPE_SFP)
+               is_sfp = true;
+
+       for (i = 0; i < info->length; i++) {
+               u32 offset = i + info->offset;
+               u32 addr = is_sfp ? I40E_I2C_EEPROM_DEV_ADDR : 0;
+
+               /* Check if we need to access the other memory page */
+               if (is_sfp) {
+                       if (offset >= RTE_ETH_MODULE_SFF_8079_LEN) {
+                               offset -= RTE_ETH_MODULE_SFF_8079_LEN;
+                               addr = I40E_I2C_EEPROM_DEV_ADDR2;
+                       }
+               } else {
+                       while (offset >= RTE_ETH_MODULE_SFF_8436_LEN) {
+                               /* Compute memory page number and offset. */
+                               offset -= RTE_ETH_MODULE_SFF_8436_LEN / 2;
+                               addr++;
+                       }
+               }
+               status = i40e_aq_get_phy_register(hw,
+                               I40E_AQ_PHY_REG_ACCESS_EXTERNAL_MODULE,
+                               addr, offset, &value, NULL);
+               if (status)
+                       return -EIO;
+               data[i] = (uint8_t)value;
+       }
+       return 0;
+}
+
+static int i40e_set_default_mac_addr(struct rte_eth_dev *dev,
+                                    struct ether_addr *mac_addr)
 {
        struct i40e_hw *hw = I40E_DEV_PRIVATE_TO_HW(dev->data->dev_private);
        struct i40e_pf *pf = I40E_DEV_PRIVATE_TO_PF(dev->data->dev_private);
@@ -11339,7 +11490,7 @@ static void i40e_set_default_mac_addr(struct rte_eth_dev *dev,
 
        if (!is_valid_assigned_ether_addr(mac_addr)) {
                PMD_DRV_LOG(ERR, "Tried to set invalid MAC address.");
-               return;
+               return -EINVAL;
        }
 
        TAILQ_FOREACH(f, &vsi->mac_list, next) {
@@ -11349,25 +11500,31 @@ static void i40e_set_default_mac_addr(struct rte_eth_dev *dev,
 
        if (f == NULL) {
                PMD_DRV_LOG(ERR, "Failed to find filter for default mac");
-               return;
+               return -EIO;
        }
 
        mac_filter = f->mac_info;
        ret = i40e_vsi_delete_mac(vsi, &mac_filter.mac_addr);
        if (ret != I40E_SUCCESS) {
                PMD_DRV_LOG(ERR, "Failed to delete mac filter");
-               return;
+               return -EIO;
        }
        memcpy(&mac_filter.mac_addr, mac_addr, ETH_ADDR_LEN);
        ret = i40e_vsi_add_mac(vsi, &mac_filter);
        if (ret != I40E_SUCCESS) {
                PMD_DRV_LOG(ERR, "Failed to add mac filter");
-               return;
+               return -EIO;
        }
        memcpy(&pf->dev_addr, mac_addr, ETH_ADDR_LEN);
 
-       i40e_aq_mac_address_write(hw, I40E_AQC_WRITE_TYPE_LAA_WOL,
-                                 mac_addr->addr_bytes, NULL);
+       ret = i40e_aq_mac_address_write(hw, I40E_AQC_WRITE_TYPE_LAA_WOL,
+                                       mac_addr->addr_bytes, NULL);
+       if (ret != I40E_SUCCESS) {
+               PMD_DRV_LOG(ERR, "Failed to change mac");
+               return -EIO;
+       }
+
+       return 0;
 }
 
 static int