From 055c52583a2794da8ba1e85a48cce3832372b12f Mon Sep 17 00:00:00 2001 From: Luca Boccassi Date: Wed, 8 Nov 2017 14:15:11 +0000 Subject: New upstream version 17.11-rc3 Change-Id: I6a5baa40612fe0c20f30b5fa773a6cbbac63a685 Signed-off-by: Luca Boccassi --- drivers/net/dpaa/Makefile | 63 ++ drivers/net/dpaa/dpaa_ethdev.c | 1109 +++++++++++++++++++++++++++++ drivers/net/dpaa/dpaa_ethdev.h | 182 +++++ drivers/net/dpaa/dpaa_rxtx.c | 756 ++++++++++++++++++++ drivers/net/dpaa/dpaa_rxtx.h | 297 ++++++++ drivers/net/dpaa/rte_pmd_dpaa_version.map | 4 + 6 files changed, 2411 insertions(+) create mode 100644 drivers/net/dpaa/Makefile create mode 100644 drivers/net/dpaa/dpaa_ethdev.c create mode 100644 drivers/net/dpaa/dpaa_ethdev.h create mode 100644 drivers/net/dpaa/dpaa_rxtx.c create mode 100644 drivers/net/dpaa/dpaa_rxtx.h create mode 100644 drivers/net/dpaa/rte_pmd_dpaa_version.map (limited to 'drivers/net/dpaa') diff --git a/drivers/net/dpaa/Makefile b/drivers/net/dpaa/Makefile new file mode 100644 index 00000000..171686ec --- /dev/null +++ b/drivers/net/dpaa/Makefile @@ -0,0 +1,63 @@ +# BSD LICENSE +# +# 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 NXP 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. + +include $(RTE_SDK)/mk/rte.vars.mk +RTE_SDK_DPAA=$(RTE_SDK)/drivers/net/dpaa + +# +# library name +# +LIB = librte_pmd_dpaa.a + +CFLAGS := -I$(SRCDIR) $(CFLAGS) +CFLAGS += -O3 $(WERROR_FLAGS) +CFLAGS += -Wno-pointer-arith +CFLAGS += -I$(RTE_SDK_DPAA)/ +CFLAGS += -I$(RTE_SDK_DPAA)/include +CFLAGS += -I$(RTE_SDK)/drivers/bus/dpaa +CFLAGS += -I$(RTE_SDK)/drivers/bus/dpaa/include/ +CFLAGS += -I$(RTE_SDK)/drivers/mempool/dpaa +CFLAGS += -I$(RTE_SDK)/lib/librte_eal/common/include +CFLAGS += -I$(RTE_SDK)/lib/librte_eal/linuxapp/eal/include + +EXPORT_MAP := rte_pmd_dpaa_version.map + +LIBABIVER := 1 + +# Interfaces with DPDK +SRCS-$(CONFIG_RTE_LIBRTE_DPAA_PMD) += dpaa_ethdev.c +SRCS-$(CONFIG_RTE_LIBRTE_DPAA_PMD) += dpaa_rxtx.c + +LDLIBS += -lrte_bus_dpaa +LDLIBS += -lrte_mempool_dpaa +LDLIBS += -lrte_eal -lrte_mbuf -lrte_mempool -lrte_ring +LDLIBS += -lrte_ethdev -lrte_net -lrte_kvargs + +include $(RTE_SDK)/mk/rte.lib.mk 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 +#include +#include +#include +#include +#include +#include +#include +#include + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include +#include +#include + +#include +#include + +#include +#include +#include +#include + +/* 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); diff --git a/drivers/net/dpaa/dpaa_ethdev.h b/drivers/net/dpaa/dpaa_ethdev.h new file mode 100644 index 00000000..5457d61b --- /dev/null +++ b/drivers/net/dpaa/dpaa_ethdev.h @@ -0,0 +1,182 @@ +/*- + * BSD LICENSE + * + * Copyright (c) 2014-2016 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. + */ +#ifndef __DPAA_ETHDEV_H__ +#define __DPAA_ETHDEV_H__ + +/* System headers */ +#include +#include + +#include +#include +#include +#include +#include + +/* DPAA SoC identifier; If this is not available, it can be concluded + * that board is non-DPAA. Single slot is currently supported. + */ +#define DPAA_SOC_ID_FILE "sys/devices/soc0/soc_id" + +#define DPAA_MBUF_HW_ANNOTATION 64 +#define DPAA_FD_PTA_SIZE 64 + +#if (DPAA_MBUF_HW_ANNOTATION + DPAA_FD_PTA_SIZE) > RTE_PKTMBUF_HEADROOM +#error "Annotation requirement is more than RTE_PKTMBUF_HEADROOM" +#endif + +/* we will re-use the HEADROOM for annotation in RX */ +#define DPAA_HW_BUF_RESERVE 0 +#define DPAA_PACKET_LAYOUT_ALIGN 64 + +/* Alignment to use for cpu-local structs to avoid coherency problems. */ +#define MAX_CACHELINE 64 + +#define DPAA_MIN_RX_BUF_SIZE 512 +#define DPAA_MAX_RX_PKT_LEN 10240 + +/* RX queue tail drop threshold + * currently considering 32 KB packets. + */ +#define CONG_THRESHOLD_RX_Q (32 * 1024) + +/*max mac filter for memac(8) including primary mac addr*/ +#define DPAA_MAX_MAC_FILTER (MEMAC_NUM_OF_PADDRS + 1) + +/*Maximum number of slots available in TX ring*/ +#define MAX_TX_RING_SLOTS 8 + +/* PCD frame queues */ +#define DPAA_PCD_FQID_START 0x400 +#define DPAA_PCD_FQID_MULTIPLIER 0x100 +#define DPAA_DEFAULT_NUM_PCD_QUEUES 1 + +#define DPAA_IF_TX_PRIORITY 3 +#define DPAA_IF_RX_PRIORITY 4 +#define DPAA_IF_DEBUG_PRIORITY 7 + +#define DPAA_IF_RX_ANNOTATION_STASH 1 +#define DPAA_IF_RX_DATA_STASH 1 +#define DPAA_IF_RX_CONTEXT_STASH 0 + +/* Each "debug" FQ is represented by one of these */ +#define DPAA_DEBUG_FQ_RX_ERROR 0 +#define DPAA_DEBUG_FQ_TX_ERROR 1 + +#define DPAA_RSS_OFFLOAD_ALL ( \ + ETH_RSS_FRAG_IPV4 | \ + ETH_RSS_NONFRAG_IPV4_TCP | \ + ETH_RSS_NONFRAG_IPV4_UDP | \ + ETH_RSS_NONFRAG_IPV4_SCTP | \ + ETH_RSS_FRAG_IPV6 | \ + ETH_RSS_NONFRAG_IPV6_TCP | \ + ETH_RSS_NONFRAG_IPV6_UDP | \ + ETH_RSS_NONFRAG_IPV6_SCTP) + +#define DPAA_TX_CKSUM_OFFLOAD_MASK ( \ + PKT_TX_IP_CKSUM | \ + PKT_TX_TCP_CKSUM | \ + PKT_TX_UDP_CKSUM) + +/* DPAA Frame descriptor macros */ + +#define DPAA_FD_CMD_FCO 0x80000000 +/**< Frame queue Context Override */ +#define DPAA_FD_CMD_RPD 0x40000000 +/**< Read Prepended Data */ +#define DPAA_FD_CMD_UPD 0x20000000 +/**< Update Prepended Data */ +#define DPAA_FD_CMD_DTC 0x10000000 +/**< Do IP/TCP/UDP Checksum */ +#define DPAA_FD_CMD_DCL4C 0x10000000 +/**< Didn't calculate L4 Checksum */ +#define DPAA_FD_CMD_CFQ 0x00ffffff +/**< Confirmation Frame Queue */ + +/* Each network interface is represented by one of these */ +struct dpaa_if { + int valid; + char *name; + const struct fm_eth_port_cfg *cfg; + struct qman_fq *rx_queues; + struct qman_fq *tx_queues; + struct qman_fq debug_queues[2]; + uint16_t nb_rx_queues; + uint16_t nb_tx_queues; + uint32_t ifid; + struct fman_if *fif; + struct dpaa_bp_info *bp_info; + struct rte_eth_fc_conf *fc_conf; +}; + +struct dpaa_if_stats { + /* Rx Statistics Counter */ + uint64_t reoct; /** +#include +#include +#include +#include +#include + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include "dpaa_ethdev.h" +#include "dpaa_rxtx.h" +#include +#include + +#include +#include +#include +#include +#include + +#define DPAA_MBUF_TO_CONTIG_FD(_mbuf, _fd, _bpid) \ + do { \ + (_fd)->cmd = 0; \ + (_fd)->opaque_addr = 0; \ + (_fd)->opaque = QM_FD_CONTIG << DPAA_FD_FORMAT_SHIFT; \ + (_fd)->opaque |= ((_mbuf)->data_off) << DPAA_FD_OFFSET_SHIFT; \ + (_fd)->opaque |= (_mbuf)->pkt_len; \ + (_fd)->addr = (_mbuf)->buf_iova; \ + (_fd)->bpid = _bpid; \ + } while (0) + +#if (defined RTE_LIBRTE_DPAA_DEBUG_DRIVER) +void dpaa_display_frame(const struct qm_fd *fd) +{ + int ii; + char *ptr; + + printf("%s::bpid %x addr %08x%08x, format %d off %d, len %d stat %x\n", + __func__, fd->bpid, fd->addr_hi, fd->addr_lo, fd->format, + fd->offset, fd->length20, fd->status); + + ptr = (char *)rte_dpaa_mem_ptov(fd->addr); + ptr += fd->offset; + printf("%02x ", *ptr); + for (ii = 1; ii < fd->length20; ii++) { + printf("%02x ", *ptr); + if ((ii % 16) == 0) + printf("\n"); + ptr++; + } + printf("\n"); +} +#else +#define dpaa_display_frame(a) +#endif + +static inline void dpaa_slow_parsing(struct rte_mbuf *m __rte_unused, + uint64_t prs __rte_unused) +{ + DPAA_DP_LOG(DEBUG, "Slow parsing"); + /*TBD:XXX: to be implemented*/ +} + +static inline void dpaa_eth_packet_info(struct rte_mbuf *m, + uint64_t fd_virt_addr) +{ + struct annotations_t *annot = GET_ANNOTATIONS(fd_virt_addr); + uint64_t prs = *((uint64_t *)(&annot->parse)) & DPAA_PARSE_MASK; + + DPAA_DP_LOG(DEBUG, " Parsing mbuf: %p with annotations: %p", m, annot); + + switch (prs) { + case DPAA_PKT_TYPE_NONE: + m->packet_type = 0; + break; + case DPAA_PKT_TYPE_ETHER: + m->packet_type = RTE_PTYPE_L2_ETHER; + break; + case DPAA_PKT_TYPE_IPV4: + m->packet_type = RTE_PTYPE_L2_ETHER | + RTE_PTYPE_L3_IPV4; + break; + case DPAA_PKT_TYPE_IPV6: + m->packet_type = RTE_PTYPE_L2_ETHER | + RTE_PTYPE_L3_IPV6; + break; + case DPAA_PKT_TYPE_IPV4_FRAG: + case DPAA_PKT_TYPE_IPV4_FRAG_UDP: + case DPAA_PKT_TYPE_IPV4_FRAG_TCP: + case DPAA_PKT_TYPE_IPV4_FRAG_SCTP: + m->packet_type = RTE_PTYPE_L2_ETHER | + RTE_PTYPE_L3_IPV4 | RTE_PTYPE_L4_FRAG; + break; + case DPAA_PKT_TYPE_IPV6_FRAG: + case DPAA_PKT_TYPE_IPV6_FRAG_UDP: + case DPAA_PKT_TYPE_IPV6_FRAG_TCP: + case DPAA_PKT_TYPE_IPV6_FRAG_SCTP: + m->packet_type = RTE_PTYPE_L2_ETHER | + RTE_PTYPE_L3_IPV6 | RTE_PTYPE_L4_FRAG; + break; + case DPAA_PKT_TYPE_IPV4_EXT: + m->packet_type = RTE_PTYPE_L2_ETHER | + RTE_PTYPE_L3_IPV4_EXT; + break; + case DPAA_PKT_TYPE_IPV6_EXT: + m->packet_type = RTE_PTYPE_L2_ETHER | + RTE_PTYPE_L3_IPV6_EXT; + break; + case DPAA_PKT_TYPE_IPV4_TCP: + m->packet_type = RTE_PTYPE_L2_ETHER | + RTE_PTYPE_L3_IPV4 | RTE_PTYPE_L4_TCP; + break; + case DPAA_PKT_TYPE_IPV6_TCP: + m->packet_type = RTE_PTYPE_L2_ETHER | + RTE_PTYPE_L3_IPV6 | RTE_PTYPE_L4_TCP; + break; + case DPAA_PKT_TYPE_IPV4_UDP: + m->packet_type = RTE_PTYPE_L2_ETHER | + RTE_PTYPE_L3_IPV4 | RTE_PTYPE_L4_UDP; + break; + case DPAA_PKT_TYPE_IPV6_UDP: + m->packet_type = RTE_PTYPE_L2_ETHER | + RTE_PTYPE_L3_IPV6 | RTE_PTYPE_L4_UDP; + break; + case DPAA_PKT_TYPE_IPV4_EXT_UDP: + m->packet_type = RTE_PTYPE_L2_ETHER | + RTE_PTYPE_L3_IPV4_EXT | RTE_PTYPE_L4_UDP; + break; + case DPAA_PKT_TYPE_IPV6_EXT_UDP: + m->packet_type = RTE_PTYPE_L2_ETHER | + RTE_PTYPE_L3_IPV6_EXT | RTE_PTYPE_L4_UDP; + break; + case DPAA_PKT_TYPE_IPV4_EXT_TCP: + m->packet_type = RTE_PTYPE_L2_ETHER | + RTE_PTYPE_L3_IPV4_EXT | RTE_PTYPE_L4_TCP; + break; + case DPAA_PKT_TYPE_IPV6_EXT_TCP: + m->packet_type = RTE_PTYPE_L2_ETHER | + RTE_PTYPE_L3_IPV6_EXT | RTE_PTYPE_L4_TCP; + break; + case DPAA_PKT_TYPE_IPV4_SCTP: + m->packet_type = RTE_PTYPE_L2_ETHER | + RTE_PTYPE_L3_IPV4 | RTE_PTYPE_L4_SCTP; + break; + case DPAA_PKT_TYPE_IPV6_SCTP: + m->packet_type = RTE_PTYPE_L2_ETHER | + RTE_PTYPE_L3_IPV6 | RTE_PTYPE_L4_SCTP; + break; + /* More switch cases can be added */ + default: + dpaa_slow_parsing(m, prs); + } + + m->tx_offload = annot->parse.ip_off[0]; + m->tx_offload |= (annot->parse.l4_off - annot->parse.ip_off[0]) + << DPAA_PKT_L3_LEN_SHIFT; + + /* Set the hash values */ + m->hash.rss = (uint32_t)(rte_be_to_cpu_64(annot->hash)); + m->ol_flags = PKT_RX_RSS_HASH; + /* All packets with Bad checksum are dropped by interface (and + * corresponding notification issued to RX error queues). + */ + m->ol_flags |= PKT_RX_IP_CKSUM_GOOD; + + /* Check if Vlan is present */ + if (prs & DPAA_PARSE_VLAN_MASK) + m->ol_flags |= PKT_RX_VLAN; + /* Packet received without stripping the vlan */ +} + +static inline void dpaa_checksum(struct rte_mbuf *mbuf) +{ + struct ether_hdr *eth_hdr = rte_pktmbuf_mtod(mbuf, struct ether_hdr *); + char *l3_hdr = (char *)eth_hdr + mbuf->l2_len; + struct ipv4_hdr *ipv4_hdr = (struct ipv4_hdr *)l3_hdr; + struct ipv6_hdr *ipv6_hdr = (struct ipv6_hdr *)l3_hdr; + + DPAA_DP_LOG(DEBUG, "Calculating checksum for mbuf: %p", mbuf); + + if (((mbuf->packet_type & RTE_PTYPE_L3_MASK) == RTE_PTYPE_L3_IPV4) || + ((mbuf->packet_type & RTE_PTYPE_L3_MASK) == + RTE_PTYPE_L3_IPV4_EXT)) { + ipv4_hdr = (struct ipv4_hdr *)l3_hdr; + ipv4_hdr->hdr_checksum = 0; + ipv4_hdr->hdr_checksum = rte_ipv4_cksum(ipv4_hdr); + } else if (((mbuf->packet_type & RTE_PTYPE_L3_MASK) == + RTE_PTYPE_L3_IPV6) || + ((mbuf->packet_type & RTE_PTYPE_L3_MASK) == + RTE_PTYPE_L3_IPV6_EXT)) + ipv6_hdr = (struct ipv6_hdr *)l3_hdr; + + if ((mbuf->packet_type & RTE_PTYPE_L4_MASK) == RTE_PTYPE_L4_TCP) { + struct tcp_hdr *tcp_hdr = (struct tcp_hdr *)(l3_hdr + + mbuf->l3_len); + tcp_hdr->cksum = 0; + if (eth_hdr->ether_type == htons(ETHER_TYPE_IPv4)) + tcp_hdr->cksum = rte_ipv4_udptcp_cksum(ipv4_hdr, + tcp_hdr); + else /* assume ethertype == ETHER_TYPE_IPv6 */ + tcp_hdr->cksum = rte_ipv6_udptcp_cksum(ipv6_hdr, + tcp_hdr); + } else if ((mbuf->packet_type & RTE_PTYPE_L4_MASK) == + RTE_PTYPE_L4_UDP) { + struct udp_hdr *udp_hdr = (struct udp_hdr *)(l3_hdr + + mbuf->l3_len); + udp_hdr->dgram_cksum = 0; + if (eth_hdr->ether_type == htons(ETHER_TYPE_IPv4)) + udp_hdr->dgram_cksum = rte_ipv4_udptcp_cksum(ipv4_hdr, + udp_hdr); + else /* assume ethertype == ETHER_TYPE_IPv6 */ + udp_hdr->dgram_cksum = rte_ipv6_udptcp_cksum(ipv6_hdr, + udp_hdr); + } +} + +static inline void dpaa_checksum_offload(struct rte_mbuf *mbuf, + struct qm_fd *fd, char *prs_buf) +{ + struct dpaa_eth_parse_results_t *prs; + + DPAA_DP_LOG(DEBUG, " Offloading checksum for mbuf: %p", mbuf); + + prs = GET_TX_PRS(prs_buf); + prs->l3r = 0; + prs->l4r = 0; + if (((mbuf->packet_type & RTE_PTYPE_L3_MASK) == RTE_PTYPE_L3_IPV4) || + ((mbuf->packet_type & RTE_PTYPE_L3_MASK) == + RTE_PTYPE_L3_IPV4_EXT)) + prs->l3r = DPAA_L3_PARSE_RESULT_IPV4; + else if (((mbuf->packet_type & RTE_PTYPE_L3_MASK) == + RTE_PTYPE_L3_IPV6) || + ((mbuf->packet_type & RTE_PTYPE_L3_MASK) == + RTE_PTYPE_L3_IPV6_EXT)) + prs->l3r = DPAA_L3_PARSE_RESULT_IPV6; + + if ((mbuf->packet_type & RTE_PTYPE_L4_MASK) == RTE_PTYPE_L4_TCP) + prs->l4r = DPAA_L4_PARSE_RESULT_TCP; + else if ((mbuf->packet_type & RTE_PTYPE_L4_MASK) == RTE_PTYPE_L4_UDP) + prs->l4r = DPAA_L4_PARSE_RESULT_UDP; + + prs->ip_off[0] = mbuf->l2_len; + prs->l4_off = mbuf->l3_len + mbuf->l2_len; + /* Enable L3 (and L4, if TCP or UDP) HW checksum*/ + fd->cmd = DPAA_FD_CMD_RPD | DPAA_FD_CMD_DTC; +} + +struct rte_mbuf * +dpaa_eth_sg_to_mbuf(struct qm_fd *fd, uint32_t ifid) +{ + struct dpaa_bp_info *bp_info = DPAA_BPID_TO_POOL_INFO(fd->bpid); + struct rte_mbuf *first_seg, *prev_seg, *cur_seg, *temp; + struct qm_sg_entry *sgt, *sg_temp; + void *vaddr, *sg_vaddr; + int i = 0; + uint8_t fd_offset = fd->offset; + + DPAA_DP_LOG(DEBUG, "Received an SG frame"); + + vaddr = rte_dpaa_mem_ptov(qm_fd_addr(fd)); + if (!vaddr) { + DPAA_PMD_ERR("unable to convert physical address"); + return NULL; + } + sgt = vaddr + fd_offset; + sg_temp = &sgt[i++]; + hw_sg_to_cpu(sg_temp); + temp = (struct rte_mbuf *)((char *)vaddr - bp_info->meta_data_size); + sg_vaddr = rte_dpaa_mem_ptov(qm_sg_entry_get64(sg_temp)); + + first_seg = (struct rte_mbuf *)((char *)sg_vaddr - + bp_info->meta_data_size); + first_seg->data_off = sg_temp->offset; + first_seg->data_len = sg_temp->length; + first_seg->pkt_len = sg_temp->length; + rte_mbuf_refcnt_set(first_seg, 1); + + first_seg->port = ifid; + first_seg->nb_segs = 1; + first_seg->ol_flags = 0; + prev_seg = first_seg; + while (i < DPAA_SGT_MAX_ENTRIES) { + sg_temp = &sgt[i++]; + hw_sg_to_cpu(sg_temp); + sg_vaddr = rte_dpaa_mem_ptov(qm_sg_entry_get64(sg_temp)); + cur_seg = (struct rte_mbuf *)((char *)sg_vaddr - + bp_info->meta_data_size); + cur_seg->data_off = sg_temp->offset; + cur_seg->data_len = sg_temp->length; + first_seg->pkt_len += sg_temp->length; + first_seg->nb_segs += 1; + rte_mbuf_refcnt_set(cur_seg, 1); + prev_seg->next = cur_seg; + if (sg_temp->final) { + cur_seg->next = NULL; + break; + } + prev_seg = cur_seg; + } + + dpaa_eth_packet_info(first_seg, (uint64_t)vaddr); + rte_pktmbuf_free_seg(temp); + + return first_seg; +} + +static inline struct rte_mbuf *dpaa_eth_fd_to_mbuf(struct qm_fd *fd, + uint32_t ifid) +{ + struct dpaa_bp_info *bp_info = DPAA_BPID_TO_POOL_INFO(fd->bpid); + struct rte_mbuf *mbuf; + void *ptr; + uint8_t format = + (fd->opaque & DPAA_FD_FORMAT_MASK) >> DPAA_FD_FORMAT_SHIFT; + uint16_t offset = + (fd->opaque & DPAA_FD_OFFSET_MASK) >> DPAA_FD_OFFSET_SHIFT; + uint32_t length = fd->opaque & DPAA_FD_LENGTH_MASK; + + DPAA_DP_LOG(DEBUG, " FD--->MBUF"); + + if (unlikely(format == qm_fd_sg)) + return dpaa_eth_sg_to_mbuf(fd, ifid); + + /* Ignoring case when format != qm_fd_contig */ + dpaa_display_frame(fd); + ptr = rte_dpaa_mem_ptov(fd->addr); + /* Ignoring case when ptr would be NULL. That is only possible incase + * of a corrupted packet + */ + + mbuf = (struct rte_mbuf *)((char *)ptr - bp_info->meta_data_size); + /* Prefetch the Parse results and packet data to L1 */ + rte_prefetch0((void *)((uint8_t *)ptr + DEFAULT_RX_ICEOF)); + rte_prefetch0((void *)((uint8_t *)ptr + offset)); + + mbuf->data_off = offset; + mbuf->data_len = length; + mbuf->pkt_len = length; + + mbuf->port = ifid; + mbuf->nb_segs = 1; + mbuf->ol_flags = 0; + mbuf->next = NULL; + rte_mbuf_refcnt_set(mbuf, 1); + dpaa_eth_packet_info(mbuf, (uint64_t)mbuf->buf_addr); + + return mbuf; +} + +uint16_t dpaa_eth_queue_rx(void *q, + struct rte_mbuf **bufs, + uint16_t nb_bufs) +{ + struct qman_fq *fq = q; + struct qm_dqrr_entry *dq; + uint32_t num_rx = 0, ifid = ((struct dpaa_if *)fq->dpaa_intf)->ifid; + int ret; + + ret = rte_dpaa_portal_init((void *)0); + if (ret) { + DPAA_PMD_ERR("Failure in affining portal"); + return 0; + } + + ret = qman_set_vdq(fq, (nb_bufs > DPAA_MAX_DEQUEUE_NUM_FRAMES) ? + DPAA_MAX_DEQUEUE_NUM_FRAMES : nb_bufs); + if (ret) + return 0; + + do { + dq = qman_dequeue(fq); + if (!dq) + continue; + bufs[num_rx++] = dpaa_eth_fd_to_mbuf(&dq->fd, ifid); + qman_dqrr_consume(fq, dq); + } while (fq->flags & QMAN_FQ_STATE_VDQCR); + + return num_rx; +} + +static void *dpaa_get_pktbuf(struct dpaa_bp_info *bp_info) +{ + int ret; + uint64_t buf = 0; + struct bm_buffer bufs; + + ret = bman_acquire(bp_info->bp, &bufs, 1, 0); + if (ret <= 0) { + DPAA_PMD_WARN("Failed to allocate buffers %d", ret); + return (void *)buf; + } + + DPAA_DP_LOG(DEBUG, "got buffer 0x%lx from pool %d", + (uint64_t)bufs.addr, bufs.bpid); + + buf = (uint64_t)rte_dpaa_mem_ptov(bufs.addr) - bp_info->meta_data_size; + if (!buf) + goto out; + +out: + return (void *)buf; +} + +static struct rte_mbuf *dpaa_get_dmable_mbuf(struct rte_mbuf *mbuf, + struct dpaa_if *dpaa_intf) +{ + struct rte_mbuf *dpaa_mbuf; + + /* allocate pktbuffer on bpid for dpaa port */ + dpaa_mbuf = dpaa_get_pktbuf(dpaa_intf->bp_info); + if (!dpaa_mbuf) + return NULL; + + memcpy((uint8_t *)(dpaa_mbuf->buf_addr) + mbuf->data_off, (void *) + ((uint8_t *)(mbuf->buf_addr) + mbuf->data_off), mbuf->pkt_len); + + /* Copy only the required fields */ + dpaa_mbuf->data_off = mbuf->data_off; + dpaa_mbuf->pkt_len = mbuf->pkt_len; + dpaa_mbuf->ol_flags = mbuf->ol_flags; + dpaa_mbuf->packet_type = mbuf->packet_type; + dpaa_mbuf->tx_offload = mbuf->tx_offload; + rte_pktmbuf_free(mbuf); + return dpaa_mbuf; +} + +int +dpaa_eth_mbuf_to_sg_fd(struct rte_mbuf *mbuf, + struct qm_fd *fd, + uint32_t bpid) +{ + struct rte_mbuf *cur_seg = mbuf, *prev_seg = NULL; + struct dpaa_bp_info *bp_info = DPAA_BPID_TO_POOL_INFO(bpid); + struct rte_mbuf *temp, *mi; + struct qm_sg_entry *sg_temp, *sgt; + int i = 0; + + DPAA_DP_LOG(DEBUG, "Creating SG FD to transmit"); + + temp = rte_pktmbuf_alloc(bp_info->mp); + if (!temp) { + DPAA_PMD_ERR("Failure in allocation of mbuf"); + return -1; + } + if (temp->buf_len < ((mbuf->nb_segs * sizeof(struct qm_sg_entry)) + + temp->data_off)) { + DPAA_PMD_ERR("Insufficient space in mbuf for SG entries"); + return -1; + } + + fd->cmd = 0; + fd->opaque_addr = 0; + + if (mbuf->ol_flags & DPAA_TX_CKSUM_OFFLOAD_MASK) { + if (temp->data_off < DEFAULT_TX_ICEOF + + sizeof(struct dpaa_eth_parse_results_t)) + temp->data_off = DEFAULT_TX_ICEOF + + sizeof(struct dpaa_eth_parse_results_t); + dcbz_64(temp->buf_addr); + dpaa_checksum_offload(mbuf, fd, temp->buf_addr); + } + + sgt = temp->buf_addr + temp->data_off; + fd->format = QM_FD_SG; + fd->addr = temp->buf_iova; + fd->offset = temp->data_off; + fd->bpid = bpid; + fd->length20 = mbuf->pkt_len; + + while (i < DPAA_SGT_MAX_ENTRIES) { + sg_temp = &sgt[i++]; + sg_temp->opaque = 0; + sg_temp->val = 0; + sg_temp->addr = cur_seg->buf_iova; + sg_temp->offset = cur_seg->data_off; + sg_temp->length = cur_seg->data_len; + if (RTE_MBUF_DIRECT(cur_seg)) { + if (rte_mbuf_refcnt_read(cur_seg) > 1) { + /*If refcnt > 1, invalid bpid is set to ensure + * buffer is not freed by HW. + */ + sg_temp->bpid = 0xff; + rte_mbuf_refcnt_update(cur_seg, -1); + } else { + sg_temp->bpid = + DPAA_MEMPOOL_TO_BPID(cur_seg->pool); + } + cur_seg = cur_seg->next; + } else { + /* Get owner MBUF from indirect buffer */ + mi = rte_mbuf_from_indirect(cur_seg); + if (rte_mbuf_refcnt_read(mi) > 1) { + /*If refcnt > 1, invalid bpid is set to ensure + * owner buffer is not freed by HW. + */ + sg_temp->bpid = 0xff; + } else { + sg_temp->bpid = DPAA_MEMPOOL_TO_BPID(mi->pool); + rte_mbuf_refcnt_update(mi, 1); + } + prev_seg = cur_seg; + cur_seg = cur_seg->next; + prev_seg->next = NULL; + rte_pktmbuf_free(prev_seg); + } + if (cur_seg == NULL) { + sg_temp->final = 1; + cpu_to_hw_sg(sg_temp); + break; + } + cpu_to_hw_sg(sg_temp); + } + return 0; +} + +/* Handle mbufs which are not segmented (non SG) */ +static inline void +tx_on_dpaa_pool_unsegmented(struct rte_mbuf *mbuf, + struct dpaa_bp_info *bp_info, + struct qm_fd *fd_arr) +{ + struct rte_mbuf *mi = NULL; + + if (RTE_MBUF_DIRECT(mbuf)) { + if (rte_mbuf_refcnt_read(mbuf) > 1) { + /* In case of direct mbuf and mbuf being cloned, + * BMAN should _not_ release buffer. + */ + DPAA_MBUF_TO_CONTIG_FD(mbuf, fd_arr, 0xff); + /* Buffer should be releasd by EAL */ + rte_mbuf_refcnt_update(mbuf, -1); + } else { + /* In case of direct mbuf and no cloning, mbuf can be + * released by BMAN. + */ + DPAA_MBUF_TO_CONTIG_FD(mbuf, fd_arr, bp_info->bpid); + } + } else { + /* This is data-containing core mbuf: 'mi' */ + mi = rte_mbuf_from_indirect(mbuf); + if (rte_mbuf_refcnt_read(mi) > 1) { + /* In case of indirect mbuf, and mbuf being cloned, + * BMAN should _not_ release it and let EAL release + * it through pktmbuf_free below. + */ + DPAA_MBUF_TO_CONTIG_FD(mbuf, fd_arr, 0xff); + } else { + /* In case of indirect mbuf, and no cloning, core mbuf + * should be released by BMAN. + * Increate refcnt of core mbuf so that when + * pktmbuf_free is called and mbuf is released, EAL + * doesn't try to release core mbuf which would have + * been released by BMAN. + */ + rte_mbuf_refcnt_update(mi, 1); + DPAA_MBUF_TO_CONTIG_FD(mbuf, fd_arr, bp_info->bpid); + } + rte_pktmbuf_free(mbuf); + } + + if (mbuf->ol_flags & DPAA_TX_CKSUM_OFFLOAD_MASK) { + if (mbuf->data_off < (DEFAULT_TX_ICEOF + + sizeof(struct dpaa_eth_parse_results_t))) { + DPAA_DP_LOG(DEBUG, "Checksum offload Err: " + "Not enough Headroom " + "space for correct Checksum offload." + "So Calculating checksum in Software."); + dpaa_checksum(mbuf); + } else { + dpaa_checksum_offload(mbuf, fd_arr, mbuf->buf_addr); + } + } +} + +/* Handle all mbufs on dpaa BMAN managed pool */ +static inline uint16_t +tx_on_dpaa_pool(struct rte_mbuf *mbuf, + struct dpaa_bp_info *bp_info, + struct qm_fd *fd_arr) +{ + DPAA_DP_LOG(DEBUG, "BMAN offloaded buffer, mbuf: %p", mbuf); + + if (mbuf->nb_segs == 1) { + /* Case for non-segmented buffers */ + tx_on_dpaa_pool_unsegmented(mbuf, bp_info, fd_arr); + } else if (mbuf->nb_segs > 1 && + mbuf->nb_segs <= DPAA_SGT_MAX_ENTRIES) { + if (dpaa_eth_mbuf_to_sg_fd(mbuf, fd_arr, bp_info->bpid)) { + DPAA_PMD_DEBUG("Unable to create Scatter Gather FD"); + return 1; + } + } else { + DPAA_PMD_DEBUG("Number of Segments not supported"); + return 1; + } + + return 0; +} + +/* Handle all mbufs on an external pool (non-dpaa) */ +static inline uint16_t +tx_on_external_pool(struct qman_fq *txq, struct rte_mbuf *mbuf, + struct qm_fd *fd_arr) +{ + struct dpaa_if *dpaa_intf = txq->dpaa_intf; + struct rte_mbuf *dmable_mbuf; + + DPAA_DP_LOG(DEBUG, "Non-BMAN offloaded buffer." + "Allocating an offloaded buffer"); + dmable_mbuf = dpaa_get_dmable_mbuf(mbuf, dpaa_intf); + if (!dmable_mbuf) { + DPAA_DP_LOG(DEBUG, "no dpaa buffers."); + return 1; + } + + DPAA_MBUF_TO_CONTIG_FD(mbuf, fd_arr, dpaa_intf->bp_info->bpid); + + return 0; +} + +uint16_t +dpaa_eth_queue_tx(void *q, struct rte_mbuf **bufs, uint16_t nb_bufs) +{ + struct rte_mbuf *mbuf, *mi = NULL; + struct rte_mempool *mp; + struct dpaa_bp_info *bp_info; + struct qm_fd fd_arr[MAX_TX_RING_SLOTS]; + uint32_t frames_to_send, loop, i = 0; + uint16_t state; + int ret; + + ret = rte_dpaa_portal_init((void *)0); + if (ret) { + DPAA_PMD_ERR("Failure in affining portal"); + return 0; + } + + DPAA_DP_LOG(DEBUG, "Transmitting %d buffers on queue: %p", nb_bufs, q); + + while (nb_bufs) { + frames_to_send = (nb_bufs >> 3) ? MAX_TX_RING_SLOTS : nb_bufs; + for (loop = 0; loop < frames_to_send; loop++, i++) { + mbuf = bufs[i]; + if (RTE_MBUF_DIRECT(mbuf)) { + mp = mbuf->pool; + } else { + mi = rte_mbuf_from_indirect(mbuf); + mp = mi->pool; + } + + bp_info = DPAA_MEMPOOL_TO_POOL_INFO(mp); + if (likely(mp->ops_index == bp_info->dpaa_ops_index)) { + state = tx_on_dpaa_pool(mbuf, bp_info, + &fd_arr[loop]); + if (unlikely(state)) { + /* Set frames_to_send & nb_bufs so + * that packets are transmitted till + * previous frame. + */ + frames_to_send = loop; + nb_bufs = loop; + goto send_pkts; + } + } else { + state = tx_on_external_pool(q, mbuf, + &fd_arr[loop]); + if (unlikely(state)) { + /* Set frames_to_send & nb_bufs so + * that packets are transmitted till + * previous frame. + */ + frames_to_send = loop; + nb_bufs = loop; + goto send_pkts; + } + } + } + +send_pkts: + loop = 0; + while (loop < frames_to_send) { + loop += qman_enqueue_multi(q, &fd_arr[loop], + frames_to_send - loop); + } + nb_bufs -= frames_to_send; + } + + DPAA_DP_LOG(DEBUG, "Transmitted %d buffers on queue: %p", i, q); + + return i; +} + +uint16_t dpaa_eth_tx_drop_all(void *q __rte_unused, + struct rte_mbuf **bufs __rte_unused, + uint16_t nb_bufs __rte_unused) +{ + DPAA_DP_LOG(DEBUG, "Drop all packets"); + + /* Drop all incoming packets. No need to free packets here + * because the rte_eth f/w frees up the packets through tx_buffer + * callback in case this functions returns count less than nb_bufs + */ + return 0; +} diff --git a/drivers/net/dpaa/dpaa_rxtx.h b/drivers/net/dpaa/dpaa_rxtx.h new file mode 100644 index 00000000..2ffc4ffe --- /dev/null +++ b/drivers/net/dpaa/dpaa_rxtx.h @@ -0,0 +1,297 @@ +/*- + * 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. + */ + +#ifndef __DPDK_RXTX_H__ +#define __DPDK_RXTX_H__ + +/* internal offset from where IC is copied to packet buffer*/ +#define DEFAULT_ICIOF 32 +/* IC transfer size */ +#define DEFAULT_ICSZ 48 + +/* IC offsets from buffer header address */ +#define DEFAULT_RX_ICEOF 16 +#define DEFAULT_TX_ICEOF 16 + +/* + * Values for the L3R field of the FM Parse Results + */ +/* L3 Type field: First IP Present IPv4 */ +#define DPAA_L3_PARSE_RESULT_IPV4 0x80 +/* L3 Type field: First IP Present IPv6 */ +#define DPAA_L3_PARSE_RESULT_IPV6 0x40 +/* Values for the L4R field of the FM Parse Results + * See $8.8.4.7.20 - L4 HXS - L4 Results from DPAA-Rev2 Reference Manual. + */ +/* L4 Type field: UDP */ +#define DPAA_L4_PARSE_RESULT_UDP 0x40 +/* L4 Type field: TCP */ +#define DPAA_L4_PARSE_RESULT_TCP 0x20 + +#define DPAA_SGT_MAX_ENTRIES 16 /* maximum number of entries in SG Table */ + +#define DPAA_MAX_DEQUEUE_NUM_FRAMES 63 + /**