diff options
Diffstat (limited to 'drivers/net/dpaa/dpaa_ethdev.c')
| -rw-r--r-- | drivers/net/dpaa/dpaa_ethdev.c | 1109 |
1 files changed, 1109 insertions, 0 deletions
diff --git a/drivers/net/dpaa/dpaa_ethdev.c b/drivers/net/dpaa/dpaa_ethdev.c new file mode 100644 index 00000000..cf5a2ecf --- /dev/null +++ b/drivers/net/dpaa/dpaa_ethdev.c @@ -0,0 +1,1109 @@ +/*- + * BSD LICENSE + * + * Copyright 2016 Freescale Semiconductor, Inc. All rights reserved. + * Copyright 2017 NXP. + * + * 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 Freescale Semiconductor, Inc 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. + */ +/* System headers */ +#include <stdio.h> +#include <inttypes.h> +#include <unistd.h> +#include <limits.h> +#include <sched.h> +#include <signal.h> +#include <pthread.h> +#include <sys/types.h> +#include <sys/syscall.h> + +#include <rte_byteorder.h> +#include <rte_common.h> +#include <rte_interrupts.h> +#include <rte_log.h> +#include <rte_debug.h> +#include <rte_pci.h> +#include <rte_atomic.h> +#include <rte_branch_prediction.h> +#include <rte_memory.h> +#include <rte_tailq.h> +#include <rte_eal.h> +#include <rte_alarm.h> +#include <rte_ether.h> +#include <rte_ethdev.h> +#include <rte_malloc.h> +#include <rte_ring.h> + +#include <rte_dpaa_bus.h> +#include <rte_dpaa_logs.h> +#include <dpaa_mempool.h> + +#include <dpaa_ethdev.h> +#include <dpaa_rxtx.h> + +#include <fsl_usd.h> +#include <fsl_qman.h> +#include <fsl_bman.h> +#include <fsl_fman.h> + +/* Keep track of whether QMAN and BMAN have been globally initialized */ +static int is_global_init; + +struct rte_dpaa_xstats_name_off { + char name[RTE_ETH_XSTATS_NAME_SIZE]; + uint32_t offset; +}; + +static const struct rte_dpaa_xstats_name_off dpaa_xstats_strings[] = { + {"rx_align_err", + offsetof(struct dpaa_if_stats, raln)}, + {"rx_valid_pause", + offsetof(struct dpaa_if_stats, rxpf)}, + {"rx_fcs_err", + offsetof(struct dpaa_if_stats, rfcs)}, + {"rx_vlan_frame", + offsetof(struct dpaa_if_stats, rvlan)}, + {"rx_frame_err", + offsetof(struct dpaa_if_stats, rerr)}, + {"rx_drop_err", + offsetof(struct dpaa_if_stats, rdrp)}, + {"rx_undersized", + offsetof(struct dpaa_if_stats, rund)}, + {"rx_oversize_err", + offsetof(struct dpaa_if_stats, rovr)}, + {"rx_fragment_pkt", + offsetof(struct dpaa_if_stats, rfrg)}, + {"tx_valid_pause", + offsetof(struct dpaa_if_stats, txpf)}, + {"tx_fcs_err", + offsetof(struct dpaa_if_stats, terr)}, + {"tx_vlan_frame", + offsetof(struct dpaa_if_stats, tvlan)}, + {"rx_undersized", + offsetof(struct dpaa_if_stats, tund)}, +}; + +static int +dpaa_mtu_set(struct rte_eth_dev *dev, uint16_t mtu) +{ + struct dpaa_if *dpaa_intf = dev->data->dev_private; + + PMD_INIT_FUNC_TRACE(); + + if (mtu < ETHER_MIN_MTU) + return -EINVAL; + if (mtu > ETHER_MAX_LEN) + dev->data->dev_conf.rxmode.jumbo_frame = 1; + else + dev->data->dev_conf.rxmode.jumbo_frame = 0; + + dev->data->dev_conf.rxmode.max_rx_pkt_len = mtu; + + fman_if_set_maxfrm(dpaa_intf->fif, mtu); + + return 0; +} + +static int +dpaa_eth_dev_configure(struct rte_eth_dev *dev __rte_unused) +{ + PMD_INIT_FUNC_TRACE(); + + if (dev->data->dev_conf.rxmode.jumbo_frame == 1) { + if (dev->data->dev_conf.rxmode.max_rx_pkt_len <= + DPAA_MAX_RX_PKT_LEN) + return dpaa_mtu_set(dev, + dev->data->dev_conf.rxmode.max_rx_pkt_len); + else + return -1; + } + return 0; +} + +static const uint32_t * +dpaa_supported_ptypes_get(struct rte_eth_dev *dev) +{ + static const uint32_t ptypes[] = { + /*todo -= add more types */ + RTE_PTYPE_L2_ETHER, + RTE_PTYPE_L3_IPV4, + RTE_PTYPE_L3_IPV4_EXT, + RTE_PTYPE_L3_IPV6, + RTE_PTYPE_L3_IPV6_EXT, + RTE_PTYPE_L4_TCP, + RTE_PTYPE_L4_UDP, + RTE_PTYPE_L4_SCTP + }; + + PMD_INIT_FUNC_TRACE(); + + if (dev->rx_pkt_burst == dpaa_eth_queue_rx) + return ptypes; + return NULL; +} + +static int dpaa_eth_dev_start(struct rte_eth_dev *dev) +{ + struct dpaa_if *dpaa_intf = dev->data->dev_private; + + PMD_INIT_FUNC_TRACE(); + + /* Change tx callback to the real one */ + dev->tx_pkt_burst = dpaa_eth_queue_tx; + fman_if_enable_rx(dpaa_intf->fif); + + return 0; +} + +static void dpaa_eth_dev_stop(struct rte_eth_dev *dev) +{ + struct dpaa_if *dpaa_intf = dev->data->dev_private; + + PMD_INIT_FUNC_TRACE(); + + fman_if_disable_rx(dpaa_intf->fif); + dev->tx_pkt_burst = dpaa_eth_tx_drop_all; +} + +static void dpaa_eth_dev_close(struct rte_eth_dev *dev) +{ + PMD_INIT_FUNC_TRACE(); + + dpaa_eth_dev_stop(dev); +} + +static int +dpaa_fw_version_get(struct rte_eth_dev *dev __rte_unused, + char *fw_version, + size_t fw_size) +{ + int ret; + FILE *svr_file = NULL; + unsigned int svr_ver = 0; + + PMD_INIT_FUNC_TRACE(); + + svr_file = fopen(DPAA_SOC_ID_FILE, "r"); + if (!svr_file) { + DPAA_PMD_ERR("Unable to open SoC device"); + return -ENOTSUP; /* Not supported on this infra */ + } + + ret = fscanf(svr_file, "svr:%x", &svr_ver); + if (ret <= 0) { + DPAA_PMD_ERR("Unable to read SoC device"); + return -ENOTSUP; /* Not supported on this infra */ + } + + ret = snprintf(fw_version, fw_size, + "svr:%x-fman-v%x", + svr_ver, + fman_ip_rev); + + ret += 1; /* add the size of '\0' */ + if (fw_size < (uint32_t)ret) + return ret; + else + return 0; +} + +static void dpaa_eth_dev_info(struct rte_eth_dev *dev, + struct rte_eth_dev_info *dev_info) +{ + struct dpaa_if *dpaa_intf = dev->data->dev_private; + + PMD_INIT_FUNC_TRACE(); + + dev_info->max_rx_queues = dpaa_intf->nb_rx_queues; + dev_info->max_tx_queues = dpaa_intf->nb_tx_queues; + dev_info->min_rx_bufsize = DPAA_MIN_RX_BUF_SIZE; + dev_info->max_rx_pktlen = DPAA_MAX_RX_PKT_LEN; + dev_info->max_mac_addrs = DPAA_MAX_MAC_FILTER; + dev_info->max_hash_mac_addrs = 0; + dev_info->max_vfs = 0; + dev_info->max_vmdq_pools = ETH_16_POOLS; + dev_info->flow_type_rss_offloads = DPAA_RSS_OFFLOAD_ALL; + dev_info->speed_capa = (ETH_LINK_SPEED_1G | + ETH_LINK_SPEED_10G); + dev_info->rx_offload_capa = + (DEV_RX_OFFLOAD_IPV4_CKSUM | + DEV_RX_OFFLOAD_UDP_CKSUM | + DEV_RX_OFFLOAD_TCP_CKSUM); + dev_info->tx_offload_capa = + (DEV_TX_OFFLOAD_IPV4_CKSUM | + DEV_TX_OFFLOAD_UDP_CKSUM | + DEV_TX_OFFLOAD_TCP_CKSUM); +} + +static int dpaa_eth_link_update(struct rte_eth_dev *dev, + int wait_to_complete __rte_unused) +{ + struct dpaa_if *dpaa_intf = dev->data->dev_private; + struct rte_eth_link *link = &dev->data->dev_link; + + PMD_INIT_FUNC_TRACE(); + + if (dpaa_intf->fif->mac_type == fman_mac_1g) + link->link_speed = 1000; + else if (dpaa_intf->fif->mac_type == fman_mac_10g) + link->link_speed = 10000; + else + DPAA_PMD_ERR("invalid link_speed: %s, %d", + dpaa_intf->name, dpaa_intf->fif->mac_type); + + link->link_status = dpaa_intf->valid; + link->link_duplex = ETH_LINK_FULL_DUPLEX; + link->link_autoneg = ETH_LINK_AUTONEG; + return 0; +} + +static int dpaa_eth_stats_get(struct rte_eth_dev *dev, + struct rte_eth_stats *stats) +{ + struct dpaa_if *dpaa_intf = dev->data->dev_private; + + PMD_INIT_FUNC_TRACE(); + + fman_if_stats_get(dpaa_intf->fif, stats); + return 0; +} + +static void dpaa_eth_stats_reset(struct rte_eth_dev *dev) +{ + struct dpaa_if *dpaa_intf = dev->data->dev_private; + + PMD_INIT_FUNC_TRACE(); + + fman_if_stats_reset(dpaa_intf->fif); +} + +static int +dpaa_dev_xstats_get(struct rte_eth_dev *dev, struct rte_eth_xstat *xstats, + unsigned int n) +{ + struct dpaa_if *dpaa_intf = dev->data->dev_private; + unsigned int i = 0, num = RTE_DIM(dpaa_xstats_strings); + uint64_t values[sizeof(struct dpaa_if_stats) / 8]; + + if (xstats == NULL) + return 0; + + if (n < num) + return num; + + fman_if_stats_get_all(dpaa_intf->fif, values, + sizeof(struct dpaa_if_stats) / 8); + + for (i = 0; i < num; i++) { + xstats[i].id = i; + xstats[i].value = values[dpaa_xstats_strings[i].offset / 8]; + } + return i; +} + +static int +dpaa_xstats_get_names(__rte_unused struct rte_eth_dev *dev, + struct rte_eth_xstat_name *xstats_names, + __rte_unused unsigned int limit) +{ + unsigned int i, stat_cnt = RTE_DIM(dpaa_xstats_strings); + + if (xstats_names != NULL) + for (i = 0; i < stat_cnt; i++) + snprintf(xstats_names[i].name, + sizeof(xstats_names[i].name), + "%s", + dpaa_xstats_strings[i].name); + + return stat_cnt; +} + +static int +dpaa_xstats_get_by_id(struct rte_eth_dev *dev, const uint64_t *ids, + uint64_t *values, unsigned int n) +{ + unsigned int i, stat_cnt = RTE_DIM(dpaa_xstats_strings); + uint64_t values_copy[sizeof(struct dpaa_if_stats) / 8]; + + if (!ids) { + struct dpaa_if *dpaa_intf = dev->data->dev_private; + + if (n < stat_cnt) + return stat_cnt; + + if (!values) + return 0; + + fman_if_stats_get_all(dpaa_intf->fif, values_copy, + sizeof(struct dpaa_if_stats)); + + for (i = 0; i < stat_cnt; i++) + values[i] = + values_copy[dpaa_xstats_strings[i].offset / 8]; + + return stat_cnt; + } + + dpaa_xstats_get_by_id(dev, NULL, values_copy, stat_cnt); + + for (i = 0; i < n; i++) { + if (ids[i] >= stat_cnt) { + DPAA_PMD_ERR("id value isn't valid"); + return -1; + } + values[i] = values_copy[ids[i]]; + } + return n; +} + +static int +dpaa_xstats_get_names_by_id( + struct rte_eth_dev *dev, + struct rte_eth_xstat_name *xstats_names, + const uint64_t *ids, + unsigned int limit) +{ + unsigned int i, stat_cnt = RTE_DIM(dpaa_xstats_strings); + struct rte_eth_xstat_name xstats_names_copy[stat_cnt]; + + if (!ids) + return dpaa_xstats_get_names(dev, xstats_names, limit); + + dpaa_xstats_get_names(dev, xstats_names_copy, limit); + + for (i = 0; i < limit; i++) { + if (ids[i] >= stat_cnt) { + DPAA_PMD_ERR("id value isn't valid"); + return -1; + } + strcpy(xstats_names[i].name, xstats_names_copy[ids[i]].name); + } + return limit; +} + +static void dpaa_eth_promiscuous_enable(struct rte_eth_dev *dev) +{ + struct dpaa_if *dpaa_intf = dev->data->dev_private; + + PMD_INIT_FUNC_TRACE(); + + fman_if_promiscuous_enable(dpaa_intf->fif); +} + +static void dpaa_eth_promiscuous_disable(struct rte_eth_dev *dev) +{ + struct dpaa_if *dpaa_intf = dev->data->dev_private; + + PMD_INIT_FUNC_TRACE(); + + fman_if_promiscuous_disable(dpaa_intf->fif); +} + +static void dpaa_eth_multicast_enable(struct rte_eth_dev *dev) +{ + struct dpaa_if *dpaa_intf = dev->data->dev_private; + + PMD_INIT_FUNC_TRACE(); + + fman_if_set_mcast_filter_table(dpaa_intf->fif); +} + +static void dpaa_eth_multicast_disable(struct rte_eth_dev *dev) +{ + struct dpaa_if *dpaa_intf = dev->data->dev_private; + + PMD_INIT_FUNC_TRACE(); + + fman_if_reset_mcast_filter_table(dpaa_intf->fif); +} + +static +int dpaa_eth_rx_queue_setup(struct rte_eth_dev *dev, uint16_t queue_idx, + uint16_t nb_desc __rte_unused, + unsigned int socket_id __rte_unused, + const struct rte_eth_rxconf *rx_conf __rte_unused, + struct rte_mempool *mp) +{ + struct dpaa_if *dpaa_intf = dev->data->dev_private; + + PMD_INIT_FUNC_TRACE(); + + DPAA_PMD_INFO("Rx queue setup for queue index: %d", queue_idx); + + if (!dpaa_intf->bp_info || dpaa_intf->bp_info->mp != mp) { + struct fman_if_ic_params icp; + uint32_t fd_offset; + uint32_t bp_size; + + if (!mp->pool_data) { + DPAA_PMD_ERR("Not an offloaded buffer pool!"); + return -1; + } + dpaa_intf->bp_info = DPAA_MEMPOOL_TO_POOL_INFO(mp); + + memset(&icp, 0, sizeof(icp)); + /* set ICEOF for to the default value , which is 0*/ + icp.iciof = DEFAULT_ICIOF; + icp.iceof = DEFAULT_RX_ICEOF; + icp.icsz = DEFAULT_ICSZ; + fman_if_set_ic_params(dpaa_intf->fif, &icp); + + fd_offset = RTE_PKTMBUF_HEADROOM + DPAA_HW_BUF_RESERVE; + fman_if_set_fdoff(dpaa_intf->fif, fd_offset); + + /* Buffer pool size should be equal to Dataroom Size*/ + bp_size = rte_pktmbuf_data_room_size(mp); + fman_if_set_bp(dpaa_intf->fif, mp->size, + dpaa_intf->bp_info->bpid, bp_size); + dpaa_intf->valid = 1; + DPAA_PMD_INFO("if =%s - fd_offset = %d offset = %d", + dpaa_intf->name, fd_offset, + fman_if_get_fdoff(dpaa_intf->fif)); + } + dev->data->rx_queues[queue_idx] = &dpaa_intf->rx_queues[queue_idx]; + + return 0; +} + +static +void dpaa_eth_rx_queue_release(void *rxq __rte_unused) +{ + PMD_INIT_FUNC_TRACE(); +} + +static +int dpaa_eth_tx_queue_setup(struct rte_eth_dev *dev, uint16_t queue_idx, + uint16_t nb_desc __rte_unused, + unsigned int socket_id __rte_unused, + const struct rte_eth_txconf *tx_conf __rte_unused) +{ + struct dpaa_if *dpaa_intf = dev->data->dev_private; + + PMD_INIT_FUNC_TRACE(); + + DPAA_PMD_INFO("Tx queue setup for queue index: %d", queue_idx); + dev->data->tx_queues[queue_idx] = &dpaa_intf->tx_queues[queue_idx]; + return 0; +} + +static void dpaa_eth_tx_queue_release(void *txq __rte_unused) +{ + PMD_INIT_FUNC_TRACE(); +} + +static int dpaa_link_down(struct rte_eth_dev *dev) +{ + PMD_INIT_FUNC_TRACE(); + + dpaa_eth_dev_stop(dev); + return 0; +} + +static int dpaa_link_up(struct rte_eth_dev *dev) +{ + PMD_INIT_FUNC_TRACE(); + + dpaa_eth_dev_start(dev); + return 0; +} + +static int +dpaa_flow_ctrl_set(struct rte_eth_dev *dev, + struct rte_eth_fc_conf *fc_conf) +{ + struct dpaa_if *dpaa_intf = dev->data->dev_private; + struct rte_eth_fc_conf *net_fc; + + PMD_INIT_FUNC_TRACE(); + + if (!(dpaa_intf->fc_conf)) { + dpaa_intf->fc_conf = rte_zmalloc(NULL, + sizeof(struct rte_eth_fc_conf), MAX_CACHELINE); + if (!dpaa_intf->fc_conf) { + DPAA_PMD_ERR("unable to save flow control info"); + return -ENOMEM; + } + } + net_fc = dpaa_intf->fc_conf; + + if (fc_conf->high_water < fc_conf->low_water) { + DPAA_PMD_ERR("Incorrect Flow Control Configuration"); + return -EINVAL; + } + + if (fc_conf->mode == RTE_FC_NONE) { + return 0; + } else if (fc_conf->mode == RTE_FC_TX_PAUSE || + fc_conf->mode == RTE_FC_FULL) { + fman_if_set_fc_threshold(dpaa_intf->fif, fc_conf->high_water, + fc_conf->low_water, + dpaa_intf->bp_info->bpid); + if (fc_conf->pause_time) + fman_if_set_fc_quanta(dpaa_intf->fif, + fc_conf->pause_time); + } + + /* Save the information in dpaa device */ + net_fc->pause_time = fc_conf->pause_time; + net_fc->high_water = fc_conf->high_water; + net_fc->low_water = fc_conf->low_water; + net_fc->send_xon = fc_conf->send_xon; + net_fc->mac_ctrl_frame_fwd = fc_conf->mac_ctrl_frame_fwd; + net_fc->mode = fc_conf->mode; + net_fc->autoneg = fc_conf->autoneg; + + return 0; +} + +static int +dpaa_flow_ctrl_get(struct rte_eth_dev *dev, + struct rte_eth_fc_conf *fc_conf) +{ + struct dpaa_if *dpaa_intf = dev->data->dev_private; + struct rte_eth_fc_conf *net_fc = dpaa_intf->fc_conf; + int ret; + + PMD_INIT_FUNC_TRACE(); + + if (net_fc) { + fc_conf->pause_time = net_fc->pause_time; + fc_conf->high_water = net_fc->high_water; + fc_conf->low_water = net_fc->low_water; + fc_conf->send_xon = net_fc->send_xon; + fc_conf->mac_ctrl_frame_fwd = net_fc->mac_ctrl_frame_fwd; + fc_conf->mode = net_fc->mode; + fc_conf->autoneg = net_fc->autoneg; + return 0; + } + ret = fman_if_get_fc_threshold(dpaa_intf->fif); + if (ret) { + fc_conf->mode = RTE_FC_TX_PAUSE; + fc_conf->pause_time = fman_if_get_fc_quanta(dpaa_intf->fif); + } else { + fc_conf->mode = RTE_FC_NONE; + } + + return 0; +} + +static int +dpaa_dev_add_mac_addr(struct rte_eth_dev *dev, + struct ether_addr *addr, + uint32_t index, + __rte_unused uint32_t pool) +{ + int ret; + struct dpaa_if *dpaa_intf = dev->data->dev_private; + + PMD_INIT_FUNC_TRACE(); + + ret = fman_if_add_mac_addr(dpaa_intf->fif, addr->addr_bytes, index); + + if (ret) + RTE_LOG(ERR, PMD, "error: Adding the MAC ADDR failed:" + " err = %d", ret); + return 0; +} + +static void +dpaa_dev_remove_mac_addr(struct rte_eth_dev *dev, + uint32_t index) +{ + struct dpaa_if *dpaa_intf = dev->data->dev_private; + + PMD_INIT_FUNC_TRACE(); + + fman_if_clear_mac_addr(dpaa_intf->fif, index); +} + +static void +dpaa_dev_set_mac_addr(struct rte_eth_dev *dev, + struct ether_addr *addr) +{ + int ret; + struct dpaa_if *dpaa_intf = dev->data->dev_private; + + PMD_INIT_FUNC_TRACE(); + + ret = fman_if_add_mac_addr(dpaa_intf->fif, addr->addr_bytes, 0); + if (ret) + RTE_LOG(ERR, PMD, "error: Setting the MAC ADDR failed %d", ret); +} + +static struct eth_dev_ops dpaa_devops = { + .dev_configure = dpaa_eth_dev_configure, + .dev_start = dpaa_eth_dev_start, + .dev_stop = dpaa_eth_dev_stop, + .dev_close = dpaa_eth_dev_close, + .dev_infos_get = dpaa_eth_dev_info, + .dev_supported_ptypes_get = dpaa_supported_ptypes_get, + + .rx_queue_setup = dpaa_eth_rx_queue_setup, + .tx_queue_setup = dpaa_eth_tx_queue_setup, + .rx_queue_release = dpaa_eth_rx_queue_release, + .tx_queue_release = dpaa_eth_tx_queue_release, + + .flow_ctrl_get = dpaa_flow_ctrl_get, + .flow_ctrl_set = dpaa_flow_ctrl_set, + + .link_update = dpaa_eth_link_update, + .stats_get = dpaa_eth_stats_get, + .xstats_get = dpaa_dev_xstats_get, + .xstats_get_by_id = dpaa_xstats_get_by_id, + .xstats_get_names_by_id = dpaa_xstats_get_names_by_id, + .xstats_get_names = dpaa_xstats_get_names, + .xstats_reset = dpaa_eth_stats_reset, + .stats_reset = dpaa_eth_stats_reset, + .promiscuous_enable = dpaa_eth_promiscuous_enable, + .promiscuous_disable = dpaa_eth_promiscuous_disable, + .allmulticast_enable = dpaa_eth_multicast_enable, + .allmulticast_disable = dpaa_eth_multicast_disable, + .mtu_set = dpaa_mtu_set, + .dev_set_link_down = dpaa_link_down, + .dev_set_link_up = dpaa_link_up, + .mac_addr_add = dpaa_dev_add_mac_addr, + .mac_addr_remove = dpaa_dev_remove_mac_addr, + .mac_addr_set = dpaa_dev_set_mac_addr, + + .fw_version_get = dpaa_fw_version_get, +}; + +static int dpaa_fc_set_default(struct dpaa_if *dpaa_intf) +{ + struct rte_eth_fc_conf *fc_conf; + int ret; + + PMD_INIT_FUNC_TRACE(); + + if (!(dpaa_intf->fc_conf)) { + dpaa_intf->fc_conf = rte_zmalloc(NULL, + sizeof(struct rte_eth_fc_conf), MAX_CACHELINE); + if (!dpaa_intf->fc_conf) { + DPAA_PMD_ERR("unable to save flow control info"); + return -ENOMEM; + } + } + fc_conf = dpaa_intf->fc_conf; + ret = fman_if_get_fc_threshold(dpaa_intf->fif); + if (ret) { + fc_conf->mode = RTE_FC_TX_PAUSE; + fc_conf->pause_time = fman_if_get_fc_quanta(dpaa_intf->fif); + } else { + fc_conf->mode = RTE_FC_NONE; + } + + return 0; +} + +/* Initialise an Rx FQ */ +static int dpaa_rx_queue_init(struct qman_fq *fq, + uint32_t fqid) +{ + struct qm_mcc_initfq opts; + int ret; + + PMD_INIT_FUNC_TRACE(); + + ret = qman_reserve_fqid(fqid); + if (ret) { + DPAA_PMD_ERR("reserve rx fqid %d failed with ret: %d", + fqid, ret); + return -EINVAL; + } + + DPAA_PMD_DEBUG("creating rx fq %p, fqid %d", fq, fqid); + ret = qman_create_fq(fqid, QMAN_FQ_FLAG_NO_ENQUEUE, fq); + if (ret) { + DPAA_PMD_ERR("create rx fqid %d failed with ret: %d", + fqid, ret); + return ret; + } + + opts.we_mask = QM_INITFQ_WE_DESTWQ | QM_INITFQ_WE_FQCTRL | + QM_INITFQ_WE_CONTEXTA; + + opts.fqd.dest.wq = DPAA_IF_RX_PRIORITY; + opts.fqd.fq_ctrl = QM_FQCTRL_AVOIDBLOCK | QM_FQCTRL_CTXASTASHING | + QM_FQCTRL_PREFERINCACHE; + opts.fqd.context_a.stashing.exclusive = 0; + opts.fqd.context_a.stashing.annotation_cl = DPAA_IF_RX_ANNOTATION_STASH; + opts.fqd.context_a.stashing.data_cl = DPAA_IF_RX_DATA_STASH; + opts.fqd.context_a.stashing.context_cl = DPAA_IF_RX_CONTEXT_STASH; + + /*Enable tail drop */ + opts.we_mask = opts.we_mask | QM_INITFQ_WE_TDTHRESH; + opts.fqd.fq_ctrl = opts.fqd.fq_ctrl | QM_FQCTRL_TDE; + qm_fqd_taildrop_set(&opts.fqd.td, CONG_THRESHOLD_RX_Q, 1); + + ret = qman_init_fq(fq, 0, &opts); + if (ret) + DPAA_PMD_ERR("init rx fqid %d failed with ret: %d", fqid, ret); + return ret; +} + +/* Initialise a Tx FQ */ +static int dpaa_tx_queue_init(struct qman_fq *fq, + struct fman_if *fman_intf) +{ + struct qm_mcc_initfq opts; + int ret; + + PMD_INIT_FUNC_TRACE(); + + ret = qman_create_fq(0, QMAN_FQ_FLAG_DYNAMIC_FQID | + QMAN_FQ_FLAG_TO_DCPORTAL, fq); + if (ret) { + DPAA_PMD_ERR("create tx fq failed with ret: %d", ret); + return ret; + } + opts.we_mask = QM_INITFQ_WE_DESTWQ | QM_INITFQ_WE_FQCTRL | + QM_INITFQ_WE_CONTEXTB | QM_INITFQ_WE_CONTEXTA; + opts.fqd.dest.channel = fman_intf->tx_channel_id; + opts.fqd.dest.wq = DPAA_IF_TX_PRIORITY; + opts.fqd.fq_ctrl = QM_FQCTRL_PREFERINCACHE; + opts.fqd.context_b = 0; + /* no tx-confirmation */ + opts.fqd.context_a.hi = 0x80000000 | fman_dealloc_bufs_mask_hi; + opts.fqd.context_a.lo = 0 | fman_dealloc_bufs_mask_lo; + DPAA_PMD_DEBUG("init tx fq %p, fqid %d", fq, fq->fqid); + ret = qman_init_fq(fq, QMAN_INITFQ_FLAG_SCHED, &opts); + if (ret) + DPAA_PMD_ERR("init tx fqid %d failed %d", fq->fqid, ret); + return ret; +} + +#ifdef RTE_LIBRTE_DPAA_DEBUG_DRIVER +/* Initialise a DEBUG FQ ([rt]x_error, rx_default). */ +static int dpaa_debug_queue_init(struct qman_fq *fq, uint32_t fqid) +{ + struct qm_mcc_initfq opts; + int ret; + + PMD_INIT_FUNC_TRACE(); + + ret = qman_reserve_fqid(fqid); + if (ret) { + DPAA_PMD_ERR("Reserve debug fqid %d failed with ret: %d", + fqid, ret); + return -EINVAL; + } + /* "map" this Rx FQ to one of the interfaces Tx FQID */ + DPAA_PMD_DEBUG("Creating debug fq %p, fqid %d", fq, fqid); + ret = qman_create_fq(fqid, QMAN_FQ_FLAG_NO_ENQUEUE, fq); + if (ret) { + DPAA_PMD_ERR("create debug fqid %d failed with ret: %d", + fqid, ret); + return ret; + } + opts.we_mask = QM_INITFQ_WE_DESTWQ | QM_INITFQ_WE_FQCTRL; + opts.fqd.dest.wq = DPAA_IF_DEBUG_PRIORITY; + ret = qman_init_fq(fq, 0, &opts); + if (ret) + DPAA_PMD_ERR("init debug fqid %d failed with ret: %d", + fqid, ret); + return ret; +} +#endif + +/* Initialise a network interface */ +static int +dpaa_dev_init(struct rte_eth_dev *eth_dev) +{ + int num_cores, num_rx_fqs, fqid; + int loop, ret = 0; + int dev_id; + struct rte_dpaa_device *dpaa_device; + struct dpaa_if *dpaa_intf; + struct fm_eth_port_cfg *cfg; + struct fman_if *fman_intf; + struct fman_if_bpool *bp, *tmp_bp; + + PMD_INIT_FUNC_TRACE(); + + /* For secondary processes, the primary has done all the work */ + if (rte_eal_process_type() != RTE_PROC_PRIMARY) + return 0; + + dpaa_device = DEV_TO_DPAA_DEVICE(eth_dev->device); + dev_id = dpaa_device->id.dev_id; + dpaa_intf = eth_dev->data->dev_private; + cfg = &dpaa_netcfg->port_cfg[dev_id]; + fman_intf = cfg->fman_if; + + dpaa_intf->name = dpaa_device->name; + + /* save fman_if & cfg in the interface struture */ + dpaa_intf->fif = fman_intf; + dpaa_intf->ifid = dev_id; + dpaa_intf->cfg = cfg; + + /* Initialize Rx FQ's */ + if (getenv("DPAA_NUM_RX_QUEUES")) + num_rx_fqs = atoi(getenv("DPAA_NUM_RX_QUEUES")); + else + num_rx_fqs = DPAA_DEFAULT_NUM_PCD_QUEUES; + + /* Each device can not have more than DPAA_PCD_FQID_MULTIPLIER RX + * queues. + */ + if (num_rx_fqs <= 0 || num_rx_fqs > DPAA_PCD_FQID_MULTIPLIER) { + DPAA_PMD_ERR("Invalid number of RX queues\n"); + return -EINVAL; + } + + dpaa_intf->rx_queues = rte_zmalloc(NULL, + sizeof(struct qman_fq) * num_rx_fqs, MAX_CACHELINE); + for (loop = 0; loop < num_rx_fqs; loop++) { + fqid = DPAA_PCD_FQID_START + dpaa_intf->ifid * + DPAA_PCD_FQID_MULTIPLIER + loop; + ret = dpaa_rx_queue_init(&dpaa_intf->rx_queues[loop], fqid); + if (ret) + return ret; + dpaa_intf->rx_queues[loop].dpaa_intf = dpaa_intf; + } + dpaa_intf->nb_rx_queues = num_rx_fqs; + + /* Initialise Tx FQs. Have as many Tx FQ's as number of cores */ + num_cores = rte_lcore_count(); + dpaa_intf->tx_queues = rte_zmalloc(NULL, sizeof(struct qman_fq) * + num_cores, MAX_CACHELINE); + if (!dpaa_intf->tx_queues) + return -ENOMEM; + + for (loop = 0; loop < num_cores; loop++) { + ret = dpaa_tx_queue_init(&dpaa_intf->tx_queues[loop], + fman_intf); + if (ret) + return ret; + dpaa_intf->tx_queues[loop].dpaa_intf = dpaa_intf; + } + dpaa_intf->nb_tx_queues = num_cores; + +#ifdef RTE_LIBRTE_DPAA_DEBUG_DRIVER + dpaa_debug_queue_init(&dpaa_intf->debug_queues[ + DPAA_DEBUG_FQ_RX_ERROR], fman_intf->fqid_rx_err); + dpaa_intf->debug_queues[DPAA_DEBUG_FQ_RX_ERROR].dpaa_intf = dpaa_intf; + dpaa_debug_queue_init(&dpaa_intf->debug_queues[ + DPAA_DEBUG_FQ_TX_ERROR], fman_intf->fqid_tx_err); + dpaa_intf->debug_queues[DPAA_DEBUG_FQ_TX_ERROR].dpaa_intf = dpaa_intf; +#endif + + DPAA_PMD_DEBUG("All frame queues created"); + + /* Get the initial configuration for flow control */ + dpaa_fc_set_default(dpaa_intf); + + /* reset bpool list, initialize bpool dynamically */ + list_for_each_entry_safe(bp, tmp_bp, &cfg->fman_if->bpool_list, node) { + list_del(&bp->node); + free(bp); + } + + /* Populate ethdev structure */ + eth_dev->dev_ops = &dpaa_devops; + eth_dev->rx_pkt_burst = dpaa_eth_queue_rx; + eth_dev->tx_pkt_burst = dpaa_eth_tx_drop_all; + + /* Allocate memory for storing MAC addresses */ + eth_dev->data->mac_addrs = rte_zmalloc("mac_addr", + ETHER_ADDR_LEN * DPAA_MAX_MAC_FILTER, 0); + if (eth_dev->data->mac_addrs == NULL) { + DPAA_PMD_ERR("Failed to allocate %d bytes needed to " + "store MAC addresses", + ETHER_ADDR_LEN * DPAA_MAX_MAC_FILTER); + rte_free(dpaa_intf->rx_queues); + rte_free(dpaa_intf->tx_queues); + dpaa_intf->rx_queues = NULL; + dpaa_intf->tx_queues = NULL; + dpaa_intf->nb_rx_queues = 0; + dpaa_intf->nb_tx_queues = 0; + return -ENOMEM; + } + + /* copy the primary mac address */ + ether_addr_copy(&fman_intf->mac_addr, ð_dev->data->mac_addrs[0]); + + RTE_LOG(INFO, PMD, "net: dpaa: %s: %02x:%02x:%02x:%02x:%02x:%02x\n", + dpaa_device->name, + fman_intf->mac_addr.addr_bytes[0], + fman_intf->mac_addr.addr_bytes[1], + fman_intf->mac_addr.addr_bytes[2], + fman_intf->mac_addr.addr_bytes[3], + fman_intf->mac_addr.addr_bytes[4], + fman_intf->mac_addr.addr_bytes[5]); + + /* Disable RX mode */ + fman_if_discard_rx_errors(fman_intf); + fman_if_disable_rx(fman_intf); + /* Disable promiscuous mode */ + fman_if_promiscuous_disable(fman_intf); + /* Disable multicast */ + fman_if_reset_mcast_filter_table(fman_intf); + /* Reset interface statistics */ + fman_if_stats_reset(fman_intf); + + return 0; +} + +static int +dpaa_dev_uninit(struct rte_eth_dev *dev) +{ + struct dpaa_if *dpaa_intf = dev->data->dev_private; + + PMD_INIT_FUNC_TRACE(); + + if (rte_eal_process_type() != RTE_PROC_PRIMARY) + return -EPERM; + + if (!dpaa_intf) { + DPAA_PMD_WARN("Already closed or not started"); + return -1; + } + + dpaa_eth_dev_close(dev); + + /* release configuration memory */ + if (dpaa_intf->fc_conf) + rte_free(dpaa_intf->fc_conf); + + rte_free(dpaa_intf->rx_queues); + dpaa_intf->rx_queues = NULL; + + rte_free(dpaa_intf->tx_queues); + dpaa_intf->tx_queues = NULL; + + /* free memory for storing MAC addresses */ + rte_free(dev->data->mac_addrs); + dev->data->mac_addrs = NULL; + + dev->dev_ops = NULL; + dev->rx_pkt_burst = NULL; + dev->tx_pkt_burst = NULL; + + return 0; +} + +static int +rte_dpaa_probe(struct rte_dpaa_driver *dpaa_drv, + struct rte_dpaa_device *dpaa_dev) +{ + int diag; + int ret; + struct rte_eth_dev *eth_dev; + + PMD_INIT_FUNC_TRACE(); + + /* In case of secondary process, the device is already configured + * and no further action is required, except portal initialization + * and verifying secondary attachment to port name. + */ + if (rte_eal_process_type() != RTE_PROC_PRIMARY) { + eth_dev = rte_eth_dev_attach_secondary(dpaa_dev->name); + if (!eth_dev) + return -ENOMEM; + return 0; + } + + if (!is_global_init) { + /* One time load of Qman/Bman drivers */ + ret = qman_global_init(); + if (ret) { + DPAA_PMD_ERR("QMAN initialization failed: %d", + ret); + return ret; + } + ret = bman_global_init(); + if (ret) { + DPAA_PMD_ERR("BMAN initialization failed: %d", + ret); + return ret; + } + + is_global_init = 1; + } + + ret = rte_dpaa_portal_init((void *)1); + if (ret) { + DPAA_PMD_ERR("Unable to initialize portal"); + return ret; + } + + eth_dev = rte_eth_dev_allocate(dpaa_dev->name); + if (eth_dev == NULL) + return -ENOMEM; + + eth_dev->data->dev_private = rte_zmalloc( + "ethdev private structure", + sizeof(struct dpaa_if), + RTE_CACHE_LINE_SIZE); + if (!eth_dev->data->dev_private) { + DPAA_PMD_ERR("Cannot allocate memzone for port data"); + rte_eth_dev_release_port(eth_dev); + return -ENOMEM; + } + + eth_dev->device = &dpaa_dev->device; + eth_dev->device->driver = &dpaa_drv->driver; + dpaa_dev->eth_dev = eth_dev; + + /* Invoke PMD device initialization function */ + diag = dpaa_dev_init(eth_dev); + if (diag == 0) + return 0; + + if (rte_eal_process_type() == RTE_PROC_PRIMARY) + rte_free(eth_dev->data->dev_private); + + rte_eth_dev_release_port(eth_dev); + return diag; +} + +static int +rte_dpaa_remove(struct rte_dpaa_device *dpaa_dev) +{ + struct rte_eth_dev *eth_dev; + + PMD_INIT_FUNC_TRACE(); + + eth_dev = dpaa_dev->eth_dev; + dpaa_dev_uninit(eth_dev); + + if (rte_eal_process_type() == RTE_PROC_PRIMARY) + rte_free(eth_dev->data->dev_private); + + rte_eth_dev_release_port(eth_dev); + + return 0; +} + +static struct rte_dpaa_driver rte_dpaa_pmd = { + .drv_type = FSL_DPAA_ETH, + .probe = rte_dpaa_probe, + .remove = rte_dpaa_remove, +}; + +RTE_PMD_REGISTER_DPAA(net_dpaa, rte_dpaa_pmd); |