net: add rte prefix to ether structures
[dpdk.git] / drivers / net / e1000 / em_ethdev.c
index 4cabc7d..b2fdb5e 100644 (file)
@@ -1,34 +1,5 @@
-/*-
- *   BSD LICENSE
- *
- *   Copyright(c) 2010-2016 Intel Corporation. All rights reserved.
- *   All rights reserved.
- *
- *   Redistribution and use in source and binary forms, with or without
- *   modification, are permitted provided that the following conditions
- *   are met:
- *
- *     * Redistributions of source code must retain the above copyright
- *       notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above copyright
- *       notice, this list of conditions and the following disclaimer in
- *       the documentation and/or other materials provided with the
- *       distribution.
- *     * Neither the name of Intel Corporation nor the names of its
- *       contributors may be used to endorse or promote products derived
- *       from this software without specific prior written permission.
- *
- *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2010-2016 Intel Corporation
  */
 
 #include <sys/queue.h>
 #include <rte_common.h>
 #include <rte_interrupts.h>
 #include <rte_byteorder.h>
-#include <rte_log.h>
 #include <rte_debug.h>
 #include <rte_pci.h>
 #include <rte_bus_pci.h>
 #include <rte_ether.h>
-#include <rte_ethdev.h>
+#include <rte_ethdev_driver.h>
 #include <rte_ethdev_pci.h>
 #include <rte_memory.h>
-#include <rte_memzone.h>
 #include <rte_eal.h>
-#include <rte_atomic.h>
 #include <rte_malloc.h>
 #include <rte_dev.h>
 
@@ -121,12 +89,15 @@ static int eth_em_led_on(struct rte_eth_dev *dev);
 static int eth_em_led_off(struct rte_eth_dev *dev);
 
 static int em_get_rx_buffer_size(struct e1000_hw *hw);
-static int eth_em_rar_set(struct rte_eth_dev *dev, struct ether_addr *mac_addr,
-                         uint32_t index, uint32_t pool);
+static int eth_em_rar_set(struct rte_eth_dev *dev,
+                       struct rte_ether_addr *mac_addr,
+                       uint32_t index, uint32_t pool);
 static void eth_em_rar_clear(struct rte_eth_dev *dev, uint32_t index);
+static int eth_em_default_mac_addr_set(struct rte_eth_dev *dev,
+                                        struct rte_ether_addr *addr);
 
 static int eth_em_set_mc_addr_list(struct rte_eth_dev *dev,
-                                  struct ether_addr *mc_addr_set,
+                                  struct rte_ether_addr *mc_addr_set,
                                   uint32_t nb_mc_addr);
 
 #define EM_FC_PAUSE_TIME 0x0680
@@ -162,6 +133,7 @@ static const struct rte_pci_id pci_id_em_map[] = {
        { RTE_PCI_DEVICE(E1000_INTEL_VENDOR_ID, E1000_DEV_ID_82574L) },
        { RTE_PCI_DEVICE(E1000_INTEL_VENDOR_ID, E1000_DEV_ID_82574LA) },
        { RTE_PCI_DEVICE(E1000_INTEL_VENDOR_ID, E1000_DEV_ID_82583V) },
+       { RTE_PCI_DEVICE(E1000_INTEL_VENDOR_ID, E1000_DEV_ID_PCH2_LV_LM) },
        { RTE_PCI_DEVICE(E1000_INTEL_VENDOR_ID, E1000_DEV_ID_PCH_LPT_I217_LM) },
        { RTE_PCI_DEVICE(E1000_INTEL_VENDOR_ID, E1000_DEV_ID_PCH_LPT_I217_V) },
        { RTE_PCI_DEVICE(E1000_INTEL_VENDOR_ID, E1000_DEV_ID_PCH_LPTLP_I218_LM) },
@@ -216,6 +188,7 @@ static const struct eth_dev_ops eth_em_ops = {
        .dev_led_off          = eth_em_led_off,
        .flow_ctrl_get        = eth_em_flow_ctrl_get,
        .flow_ctrl_set        = eth_em_flow_ctrl_set,
+       .mac_addr_set         = eth_em_default_mac_addr_set,
        .mac_addr_add         = eth_em_rar_set,
        .mac_addr_remove      = eth_em_rar_clear,
        .set_mc_addr_list     = eth_em_set_mc_addr_list,
@@ -223,57 +196,6 @@ static const struct eth_dev_ops eth_em_ops = {
        .txq_info_get         = em_txq_info_get,
 };
 
-/**
- * Atomically reads the link status information from global
- * structure rte_eth_dev.
- *
- * @param dev
- *   - Pointer to the structure rte_eth_dev to read from.
- *   - Pointer to the buffer to be saved with the link status.
- *
- * @return
- *   - On success, zero.
- *   - On failure, negative value.
- */
-static inline int
-rte_em_dev_atomic_read_link_status(struct rte_eth_dev *dev,
-                               struct rte_eth_link *link)
-{
-       struct rte_eth_link *dst = link;
-       struct rte_eth_link *src = &(dev->data->dev_link);
-
-       if (rte_atomic64_cmpset((uint64_t *)dst, *(uint64_t *)dst,
-                                       *(uint64_t *)src) == 0)
-               return -1;
-
-       return 0;
-}
-
-/**
- * Atomically writes the link status information into global
- * structure rte_eth_dev.
- *
- * @param dev
- *   - Pointer to the structure rte_eth_dev to read from.
- *   - Pointer to the buffer to be saved with the link status.
- *
- * @return
- *   - On success, zero.
- *   - On failure, negative value.
- */
-static inline int
-rte_em_dev_atomic_write_link_status(struct rte_eth_dev *dev,
-                               struct rte_eth_link *link)
-{
-       struct rte_eth_link *dst = &(dev->data->dev_link);
-       struct rte_eth_link *src = link;
-
-       if (rte_atomic64_cmpset((uint64_t *)dst, *(uint64_t *)dst,
-                                       *(uint64_t *)src) == 0)
-               return -1;
-
-       return 0;
-}
 
 /**
  *  eth_em_dev_is_ich8 - Check for ICH8 device
@@ -287,6 +209,7 @@ eth_em_dev_is_ich8(struct e1000_hw *hw)
        DEBUGFUNC("eth_em_dev_is_ich8");
 
        switch (hw->device_id) {
+       case E1000_DEV_ID_PCH2_LV_LM:
        case E1000_DEV_ID_PCH_LPT_I217_LM:
        case E1000_DEV_ID_PCH_LPT_I217_V:
        case E1000_DEV_ID_PCH_LPTLP_I218_LM:
@@ -371,7 +294,7 @@ eth_em_dev_init(struct rte_eth_dev *eth_dev)
        }
 
        /* Copy the permanent MAC address */
-       ether_addr_copy((struct ether_addr *) hw->mac.addr,
+       ether_addr_copy((struct rte_ether_addr *)hw->mac.addr,
                eth_dev->data->mac_addrs);
 
        /* initialize the vfta */
@@ -407,9 +330,6 @@ eth_em_dev_uninit(struct rte_eth_dev *eth_dev)
        eth_dev->rx_pkt_burst = NULL;
        eth_dev->tx_pkt_burst = NULL;
 
-       rte_free(eth_dev->data->mac_addrs);
-       eth_dev->data->mac_addrs = NULL;
-
        /* disable uio intr before callback unregister */
        rte_intr_disable(intr_handle);
        rte_intr_callback_unregister(intr_handle,
@@ -531,6 +451,7 @@ eth_em_configure(struct rte_eth_dev *dev)
 
        PMD_INIT_FUNC_TRACE();
        intr->flags |= E1000_FLAG_NEED_LINK_UPDATE;
+
        PMD_INIT_FUNC_TRACE();
 
        return 0;
@@ -587,6 +508,30 @@ em_set_pba(struct e1000_hw *hw)
        E1000_WRITE_REG(hw, E1000_PBA, pba);
 }
 
+static void
+eth_em_rxtx_control(struct rte_eth_dev *dev,
+                   bool enable)
+{
+       struct e1000_hw *hw =
+               E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+       uint32_t tctl, rctl;
+
+       tctl = E1000_READ_REG(hw, E1000_TCTL);
+       rctl = E1000_READ_REG(hw, E1000_RCTL);
+       if (enable) {
+               /* enable Tx/Rx */
+               tctl |= E1000_TCTL_EN;
+               rctl |= E1000_RCTL_EN;
+       } else {
+               /* disable Tx/Rx */
+               tctl &= ~E1000_TCTL_EN;
+               rctl &= ~E1000_RCTL_EN;
+       }
+       E1000_WRITE_REG(hw, E1000_TCTL, tctl);
+       E1000_WRITE_REG(hw, E1000_RCTL, rctl);
+       E1000_WRITE_FLUSH(hw);
+}
+
 static int
 eth_em_start(struct rte_eth_dev *dev)
 {
@@ -760,6 +705,9 @@ eth_em_start(struct rte_eth_dev *dev)
 
        adapter->stopped = 0;
 
+       eth_em_rxtx_control(dev, true);
+       eth_em_link_update(dev, 0);
+
        PMD_INIT_LOG(DEBUG, "<<");
 
        return 0;
@@ -785,6 +733,7 @@ eth_em_stop(struct rte_eth_dev *dev)
        struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
        struct rte_intr_handle *intr_handle = &pci_dev->intr_handle;
 
+       eth_em_rxtx_control(dev, false);
        em_rxq_intr_disable(hw);
        em_lsc_intr_disable(hw);
 
@@ -799,7 +748,7 @@ eth_em_stop(struct rte_eth_dev *dev)
 
        /* clear the recorded link status */
        memset(&link, 0, sizeof(link));
-       rte_em_dev_atomic_write_link_status(dev, &link);
+       rte_eth_linkstatus_set(dev, &link);
 
        if (!rte_intr_allow_others(intr_handle))
                /* resume to the default handler */
@@ -1066,9 +1015,11 @@ eth_em_rx_queue_intr_disable(struct rte_eth_dev *dev, __rte_unused uint16_t queu
        return 0;
 }
 
-static uint32_t
-em_get_max_pktlen(const struct e1000_hw *hw)
+uint32_t
+em_get_max_pktlen(struct rte_eth_dev *dev)
 {
+       struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+
        switch (hw->mac.type) {
        case e1000_82571:
        case e1000_82572:
@@ -1097,20 +1048,9 @@ eth_em_infos_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
 {
        struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private);
 
-       dev_info->pci_dev = RTE_ETH_DEV_TO_PCI(dev);
        dev_info->min_rx_bufsize = 256; /* See BSIZE field of RCTL register. */
-       dev_info->max_rx_pktlen = em_get_max_pktlen(hw);
+       dev_info->max_rx_pktlen = em_get_max_pktlen(dev);
        dev_info->max_mac_addrs = hw->mac.rar_entry_count;
-       dev_info->rx_offload_capa =
-               DEV_RX_OFFLOAD_VLAN_STRIP |
-               DEV_RX_OFFLOAD_IPV4_CKSUM |
-               DEV_RX_OFFLOAD_UDP_CKSUM  |
-               DEV_RX_OFFLOAD_TCP_CKSUM;
-       dev_info->tx_offload_capa =
-               DEV_TX_OFFLOAD_VLAN_INSERT |
-               DEV_TX_OFFLOAD_IPV4_CKSUM  |
-               DEV_TX_OFFLOAD_UDP_CKSUM   |
-               DEV_TX_OFFLOAD_TCP_CKSUM;
 
        /*
         * Starting with 631xESB hw supports 2 TX/RX queues per port.
@@ -1132,6 +1072,13 @@ eth_em_infos_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
        dev_info->max_rx_queues = 1;
        dev_info->max_tx_queues = 1;
 
+       dev_info->rx_queue_offload_capa = em_get_rx_queue_offloads_capa(dev);
+       dev_info->rx_offload_capa = em_get_rx_port_offloads_capa(dev) |
+                                   dev_info->rx_queue_offload_capa;
+       dev_info->tx_queue_offload_capa = em_get_tx_queue_offloads_capa(dev);
+       dev_info->tx_offload_capa = em_get_tx_port_offloads_capa(dev) |
+                                   dev_info->tx_queue_offload_capa;
+
        dev_info->rx_desc_lim = (struct rte_eth_desc_lim) {
                .nb_max = E1000_MAX_RING_DESC,
                .nb_min = E1000_MIN_RING_DESC,
@@ -1149,6 +1096,12 @@ eth_em_infos_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
        dev_info->speed_capa = ETH_LINK_SPEED_10M_HD | ETH_LINK_SPEED_10M |
                        ETH_LINK_SPEED_100M_HD | ETH_LINK_SPEED_100M |
                        ETH_LINK_SPEED_1G;
+
+       /* Preferred queue parameters */
+       dev_info->default_rxportconf.nb_queues = 1;
+       dev_info->default_txportconf.nb_queues = 1;
+       dev_info->default_txportconf.ring_size = 256;
+       dev_info->default_rxportconf.ring_size = 256;
 }
 
 /* return 0 means link status changed, -1 means not changed */
@@ -1157,7 +1110,7 @@ eth_em_link_update(struct rte_eth_dev *dev, int wait_to_complete)
 {
        struct e1000_hw *hw =
                E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private);
-       struct rte_eth_link link, old;
+       struct rte_eth_link link;
        int link_check, count;
 
        link_check = 0;
@@ -1192,8 +1145,6 @@ eth_em_link_update(struct rte_eth_dev *dev, int wait_to_complete)
                rte_delay_ms(EM_LINK_UPDATE_CHECK_INTERVAL);
        }
        memset(&link, 0, sizeof(link));
-       rte_em_dev_atomic_read_link_status(dev, &link);
-       old = link;
 
        /* Now we check if a transition has happened */
        if (link_check && (link.link_status == ETH_LINK_DOWN)) {
@@ -1207,19 +1158,13 @@ eth_em_link_update(struct rte_eth_dev *dev, int wait_to_complete)
                link.link_autoneg = !(dev->data->dev_conf.link_speeds &
                                ETH_LINK_SPEED_FIXED);
        } else if (!link_check && (link.link_status == ETH_LINK_UP)) {
-               link.link_speed = 0;
+               link.link_speed = ETH_SPEED_NUM_NONE;
                link.link_duplex = ETH_LINK_HALF_DUPLEX;
                link.link_status = ETH_LINK_DOWN;
-               link.link_autoneg = ETH_LINK_SPEED_FIXED;
+               link.link_autoneg = ETH_LINK_FIXED;
        }
-       rte_em_dev_atomic_write_link_status(dev, &link);
 
-       /* not changed */
-       if (old.link_status == link.link_status)
-               return -1;
-
-       /* changed */
-       return 0;
+       return rte_eth_linkstatus_set(dev, &link);
 }
 
 /*
@@ -1457,15 +1402,18 @@ em_vlan_hw_strip_enable(struct rte_eth_dev *dev)
 static int
 eth_em_vlan_offload_set(struct rte_eth_dev *dev, int mask)
 {
+       struct rte_eth_rxmode *rxmode;
+
+       rxmode = &dev->data->dev_conf.rxmode;
        if(mask & ETH_VLAN_STRIP_MASK){
-               if (dev->data->dev_conf.rxmode.hw_vlan_strip)
+               if (rxmode->offloads & DEV_RX_OFFLOAD_VLAN_STRIP)
                        em_vlan_hw_strip_enable(dev);
                else
                        em_vlan_hw_strip_disable(dev);
        }
 
        if(mask & ETH_VLAN_FILTER_MASK){
-               if (dev->data->dev_conf.rxmode.hw_vlan_filter)
+               if (rxmode->offloads & DEV_RX_OFFLOAD_VLAN_FILTER)
                        em_vlan_hw_filter_enable(dev);
                else
                        em_vlan_hw_filter_disable(dev);
@@ -1494,7 +1442,8 @@ eth_em_interrupt_setup(struct rte_eth_dev *dev)
        /* clear interrupt */
        E1000_READ_REG(hw, E1000_ICR);
        regval = E1000_READ_REG(hw, E1000_IMS);
-       E1000_WRITE_REG(hw, E1000_IMS, regval | E1000_ICR_LSC);
+       E1000_WRITE_REG(hw, E1000_IMS,
+                       regval | E1000_ICR_LSC | E1000_ICR_OTHER);
        return 0;
 }
 
@@ -1544,7 +1493,7 @@ em_rxq_intr_enable(struct e1000_hw *hw)
 static void
 em_lsc_intr_disable(struct e1000_hw *hw)
 {
-       E1000_WRITE_REG(hw, E1000_IMC, E1000_IMS_LSC);
+       E1000_WRITE_REG(hw, E1000_IMC, E1000_IMS_LSC | E1000_IMS_OTHER);
        E1000_WRITE_FLUSH(hw);
 }
 
@@ -1611,7 +1560,6 @@ eth_em_interrupt_action(struct rte_eth_dev *dev,
                E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private);
        struct e1000_interrupt *intr =
                E1000_DEV_PRIVATE_TO_INTR(dev->data->dev_private);
-       uint32_t tctl, rctl;
        struct rte_eth_link link;
        int ret;
 
@@ -1629,8 +1577,8 @@ eth_em_interrupt_action(struct rte_eth_dev *dev,
        if (ret < 0)
                return 0;
 
-       memset(&link, 0, sizeof(link));
-       rte_em_dev_atomic_read_link_status(dev, &link);
+       rte_eth_linkstatus_get(dev, &link);
+
        if (link.link_status) {
                PMD_INIT_LOG(INFO, " Port %d: Link Up - speed %u Mbps - %s",
                             dev->data->port_id, link.link_speed,
@@ -1643,21 +1591,6 @@ eth_em_interrupt_action(struct rte_eth_dev *dev,
                     pci_dev->addr.domain, pci_dev->addr.bus,
                     pci_dev->addr.devid, pci_dev->addr.function);
 
-       tctl = E1000_READ_REG(hw, E1000_TCTL);
-       rctl = E1000_READ_REG(hw, E1000_RCTL);
-       if (link.link_status) {
-               /* enable Tx/Rx */
-               tctl |= E1000_TCTL_EN;
-               rctl |= E1000_RCTL_EN;
-       } else {
-               /* disable Tx/Rx */
-               tctl &= ~E1000_TCTL_EN;
-               rctl &= ~E1000_RCTL_EN;
-       }
-       E1000_WRITE_REG(hw, E1000_TCTL, tctl);
-       E1000_WRITE_REG(hw, E1000_RCTL, rctl);
-       E1000_WRITE_FLUSH(hw);
-
        return 0;
 }
 
@@ -1679,7 +1612,7 @@ eth_em_interrupt_handler(void *param)
 
        eth_em_interrupt_get_status(dev);
        eth_em_interrupt_action(dev, dev->intr_handle);
-       _rte_eth_dev_callback_process(dev, RTE_ETH_EVENT_INTR_LSC, NULL, NULL);
+       _rte_eth_dev_callback_process(dev, RTE_ETH_EVENT_INTR_LSC, NULL);
 }
 
 static int
@@ -1803,7 +1736,7 @@ eth_em_flow_ctrl_set(struct rte_eth_dev *dev, struct rte_eth_fc_conf *fc_conf)
 }
 
 static int
-eth_em_rar_set(struct rte_eth_dev *dev, struct ether_addr *mac_addr,
+eth_em_rar_set(struct rte_eth_dev *dev, struct rte_ether_addr *mac_addr,
                uint32_t index, __rte_unused uint32_t pool)
 {
        struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private);
@@ -1822,6 +1755,15 @@ eth_em_rar_clear(struct rte_eth_dev *dev, uint32_t index)
        e1000_rar_set(hw, addr, index);
 }
 
+static int
+eth_em_default_mac_addr_set(struct rte_eth_dev *dev,
+                           struct rte_ether_addr *addr)
+{
+       eth_em_rar_clear(dev, 0);
+
+       return eth_em_rar_set(dev, (void *)addr, 0, 0);
+}
+
 static int
 eth_em_mtu_set(struct rte_eth_dev *dev, uint16_t mtu)
 {
@@ -1848,10 +1790,12 @@ eth_em_mtu_set(struct rte_eth_dev *dev, uint16_t mtu)
 
        /* switch to jumbo mode if needed */
        if (frame_size > ETHER_MAX_LEN) {
-               dev->data->dev_conf.rxmode.jumbo_frame = 1;
+               dev->data->dev_conf.rxmode.offloads |=
+                       DEV_RX_OFFLOAD_JUMBO_FRAME;
                rctl |= E1000_RCTL_LPE;
        } else {
-               dev->data->dev_conf.rxmode.jumbo_frame = 0;
+               dev->data->dev_conf.rxmode.offloads &=
+                       ~DEV_RX_OFFLOAD_JUMBO_FRAME;
                rctl &= ~E1000_RCTL_LPE;
        }
        E1000_WRITE_REG(hw, E1000_RCTL, rctl);
@@ -1863,7 +1807,7 @@ eth_em_mtu_set(struct rte_eth_dev *dev, uint16_t mtu)
 
 static int
 eth_em_set_mc_addr_list(struct rte_eth_dev *dev,
-                       struct ether_addr *mc_addr_set,
+                       struct rte_ether_addr *mc_addr_set,
                        uint32_t nb_mc_addr)
 {
        struct e1000_hw *hw;
@@ -1876,3 +1820,9 @@ eth_em_set_mc_addr_list(struct rte_eth_dev *dev,
 RTE_PMD_REGISTER_PCI(net_e1000_em, rte_em_pmd);
 RTE_PMD_REGISTER_PCI_TABLE(net_e1000_em, pci_id_em_map);
 RTE_PMD_REGISTER_KMOD_DEP(net_e1000_em, "* igb_uio | uio_pci_generic | vfio-pci");
+
+/* see e1000_logs.c */
+RTE_INIT(igb_init_log)
+{
+       e1000_igb_init_log();
+}