diff options
Diffstat (limited to 'vnet')
| -rw-r--r-- | vnet/vnet/devices/dpdk/cli.c | 2 | ||||
| -rw-r--r-- | vnet/vnet/devices/dpdk/dpdk.h | 24 | ||||
| -rw-r--r-- | vnet/vnet/devices/dpdk/format.c | 15 | ||||
| -rw-r--r-- | vnet/vnet/devices/dpdk/init.c | 217 | ||||
| -rw-r--r-- | vnet/vnet/devices/dpdk/vhost_user.c | 2 |
5 files changed, 180 insertions, 80 deletions
diff --git a/vnet/vnet/devices/dpdk/cli.c b/vnet/vnet/devices/dpdk/cli.c index b27e3d42fea..9063cad890a 100644 --- a/vnet/vnet/devices/dpdk/cli.c +++ b/vnet/vnet/devices/dpdk/cli.c @@ -847,7 +847,7 @@ set_efd (vlib_main_t *vm, unformat_input_t *input, if (dm->efd.enabled) rt->function = dpdk_input_efd_multiarch_select(); - else if (dm->conf->use_rss) + else if (dm->use_rss) rt->function = dpdk_input_rss_multiarch_select(); else rt->function = dpdk_input_multiarch_select(); diff --git a/vnet/vnet/devices/dpdk/dpdk.h b/vnet/vnet/devices/dpdk/dpdk.h index 1a861e904f1..5ebb067e981 100644 --- a/vnet/vnet/devices/dpdk/dpdk.h +++ b/vnet/vnet/devices/dpdk/dpdk.h @@ -61,6 +61,8 @@ #define always_inline static inline __attribute__ ((__always_inline__)) #endif +#include <vlib/pci/pci.h> + #define NB_MBUF (32<<10) extern vnet_device_class_t dpdk_device_class; @@ -307,13 +309,23 @@ typedef struct dpdk_efd_t { u16 pad; } dpdk_efd_t; +#define foreach_dpdk_device_config_item \ + _ (num_rx_queues) \ + _ (num_tx_queues) + +typedef struct { + vlib_pci_addr_t pci_addr; + u8 is_blacklisted; +#define _(x) uword x; + foreach_dpdk_device_config_item +#undef _ +} dpdk_device_config_t; + typedef struct { /* Config stuff */ u8 ** eal_init_args; u8 * eal_init_args_str; - u8 * eth_if_blacklist; - u8 * eth_if_whitelist; u8 * uio_driver_name; u8 no_multi_seg; u8 enable_tcp_udp_checksum; @@ -324,8 +336,6 @@ typedef struct { u32 coremask; u32 nchannels; u32 num_mbufs; - u32 use_rss; - u32 max_tx_queues; u8 num_kni;/* while kni_init allows u32, port_id in callback fn is only u8 */ /* @@ -341,6 +351,11 @@ typedef struct { u32 vhost_coalesce_frames; f64 vhost_coalesce_time; + /* per-device config */ + dpdk_device_config_t default_devconf; + dpdk_device_config_t * dev_confs; + uword * device_config_index_by_pci_addr; + } dpdk_config_main_t; dpdk_config_main_t dpdk_config_main; @@ -398,6 +413,7 @@ typedef struct { u8 admin_up_down_in_progress; u8 have_io_threads; + u8 use_rss; /* which cpus are running dpdk-input */ int input_cpu_first_index; diff --git a/vnet/vnet/devices/dpdk/format.c b/vnet/vnet/devices/dpdk/format.c index 5da3177465a..b093a99e203 100644 --- a/vnet/vnet/devices/dpdk/format.c +++ b/vnet/vnet/devices/dpdk/format.c @@ -452,6 +452,7 @@ u8 * format_dpdk_device (u8 * s, va_list * args) dpdk_device_t * xd = vec_elt_at_index (dm->devices, dev_instance); uword indent = format_get_indent (s); f64 now = vlib_time_now (dm->vlib_main); + struct rte_eth_dev_info di; dpdk_update_counters (xd, now); dpdk_update_link_state (xd, now); @@ -461,15 +462,15 @@ u8 * format_dpdk_device (u8 * s, va_list * args) format_white_space, indent + 2, format_dpdk_link_status, xd); + rte_eth_dev_info_get(xd->device_index, &di); + if (verbose > 1 && xd->dev_type == VNET_DPDK_DEV_ETH) { - struct rte_eth_dev_info di; struct rte_pci_device * pci; struct rte_eth_rss_conf rss_conf; int vlan_off; rss_conf.rss_key = 0; - rte_eth_dev_info_get(xd->device_index, &di); rte_eth_dev_rss_hash_conf_get(xd->device_index, &rss_conf); pci = di.pci_dev; @@ -495,10 +496,6 @@ u8 * format_dpdk_device (u8 * s, va_list * args) vlan_off & ETH_VLAN_STRIP_OFFLOAD ? "on" : "off", vlan_off & ETH_VLAN_FILTER_OFFLOAD ? "on" : "off", vlan_off & ETH_VLAN_EXTEND_OFFLOAD ? "on" : "off"); - s = format(s, "%Uqueue size (max): rx %d (%d) tx %d (%d)\n", - format_white_space, indent + 2, - xd->rx_q_used, di.max_rx_queues, - xd->tx_q_used, di.max_tx_queues); s = format(s, "%Urx offload caps: %U\n", format_white_space, indent + 2, format_dpdk_rx_offload_caps, di.rx_offload_capa); @@ -521,9 +518,11 @@ u8 * format_dpdk_device (u8 * s, va_list * args) } if (xd->cpu_socket > -1) - s = format (s, "%Ucpu socket %d", + s = format (s, "%Ucpu socket %d\n%Uqueues rx %d (%d) tx %d (%d)", + format_white_space, indent + 2, xd->cpu_socket, format_white_space, indent + 2, - xd->cpu_socket); + xd->rx_q_used, di.max_rx_queues, + xd->tx_q_used, di.max_tx_queues); /* $$$ MIB counters */ diff --git a/vnet/vnet/devices/dpdk/init.c b/vnet/vnet/devices/dpdk/init.c index 3a3c86af49a..58e16ee71e0 100644 --- a/vnet/vnet/devices/dpdk/init.c +++ b/vnet/vnet/devices/dpdk/init.c @@ -235,6 +235,7 @@ dpdk_lib_init (dpdk_main_t * dm) clib_error_t * error; vlib_main_t * vm = vlib_get_main(); vlib_thread_main_t * tm = vlib_get_thread_main(); + vlib_node_runtime_t * rt; vnet_sw_interface_t * sw; vnet_hw_interface_t * hi; dpdk_device_t * xd; @@ -247,6 +248,9 @@ dpdk_lib_init (dpdk_main_t * dm) dm->input_cpu_first_index = 0; dm->input_cpu_count = 1; + rt = vlib_node_get_runtime (vm, dpdk_input_node.index); + rt->function = dpdk_input_multiarch_select(); + /* find out which cpus will be used for input */ p = hash_get_mem (tm->thread_registrations_by_name, "io"); tr = p ? (vlib_thread_registration_t *) p[0] : 0; @@ -307,13 +311,27 @@ dpdk_lib_init (dpdk_main_t * dm) struct rte_eth_dev_info dev_info; clib_error_t * rv; struct rte_eth_link l; + dpdk_device_config_t * devconf = 0; + vlib_pci_addr_t pci_addr; + uword * p; + + rte_eth_dev_info_get(i, &dev_info); + pci_addr.domain = dev_info.pci_dev->addr.domain; + pci_addr.bus = dev_info.pci_dev->addr.bus; + pci_addr.slot = dev_info.pci_dev->addr.devid; + pci_addr.function = dev_info.pci_dev->addr.function; + p = hash_get (dm->conf->device_config_index_by_pci_addr, pci_addr.as_u32); + + if (p) + devconf = pool_elt_at_index (dm->conf->dev_confs, p[0]); + else + devconf = &dm->conf->default_devconf; /* Create vnet interface */ vec_add2_aligned (dm->devices, xd, 1, CLIB_CACHE_LINE_BYTES); xd->nb_rx_desc = DPDK_NB_RX_DESC_DEFAULT; xd->nb_tx_desc = DPDK_NB_TX_DESC_DEFAULT; xd->cpu_socket = (i8) rte_eth_dev_socket_id(i); - rte_eth_dev_info_get(i, &dev_info); clib_memcpy(&xd->tx_conf, &dev_info.default_txconf, sizeof(struct rte_eth_txconf)); @@ -332,12 +350,18 @@ dpdk_lib_init (dpdk_main_t * dm) xd->tx_q_used = clib_min(dev_info.max_tx_queues, tm->n_vlib_mains); - if (dm->conf->max_tx_queues) - xd->tx_q_used = clib_min(xd->tx_q_used, dm->conf->max_tx_queues); + if (devconf->num_tx_queues > 0 && devconf->num_tx_queues < xd->tx_q_used) + xd->tx_q_used = clib_min(xd->tx_q_used, devconf->num_tx_queues); - if (dm->conf->use_rss > 1 && dev_info.max_rx_queues >= dm->conf->use_rss) + if (devconf->num_rx_queues > 1 && dm->use_rss == 0) + { + rt->function = dpdk_input_rss_multiarch_select(); + dm->use_rss = 1; + } + + if (devconf->num_rx_queues > 1 && dev_info.max_rx_queues >= devconf->num_rx_queues) { - xd->rx_q_used = dm->conf->use_rss; + xd->rx_q_used = devconf->num_rx_queues; xd->port_conf.rxmode.mq_mode = ETH_MQ_RX_RSS; xd->port_conf.rx_adv_conf.rss_conf.rss_hf = ETH_RSS_IP | ETH_RSS_UDP | ETH_RSS_TCP; } @@ -751,8 +775,10 @@ dpdk_bind_devices_to_uio (dpdk_config_main_t * conf) vlib_pci_device_t * d; pci_config_header_t * c; u8 * pci_addr = 0; + int num_whitelisted = vec_len (conf->dev_confs); pool_foreach (d, pm->pci_devs, ({ + dpdk_device_config_t * devconf = 0; c = &d->config0.header; vec_reset_length (pci_addr); pci_addr = format (pci_addr, "%U%c", format_vlib_pci_addr, &d->bus_address, 0); @@ -760,10 +786,15 @@ dpdk_bind_devices_to_uio (dpdk_config_main_t * conf) if (c->device_class != PCI_CLASS_NETWORK_ETHERNET) continue; - /* if whitelist exists process only whitelisted devices */ - if (conf->eth_if_whitelist && - !strstr ((char *) conf->eth_if_whitelist, (char *) pci_addr)) - continue; + if (num_whitelisted) + { + uword * p = hash_get (conf->device_config_index_by_pci_addr, d->bus_address.as_u32); + + if (!p) + continue; + + devconf = pool_elt_at_index (conf->dev_confs, p[0]); + } /* virtio */ if (c->vendor_id == 0x1af4 && c->device_id == 0x1000) @@ -792,9 +823,14 @@ dpdk_bind_devices_to_uio (dpdk_config_main_t * conf) if (error) { - if (!conf->eth_if_whitelist) - conf->eth_if_blacklist = format (conf->eth_if_blacklist, "%U ", - format_vlib_pci_addr, &d->bus_address); + if (devconf == 0) + { + pool_get (conf->dev_confs, devconf); + hash_set (conf->device_config_index_by_pci_addr, d->bus_address.as_u32, + devconf - conf->dev_confs); + devconf->pci_addr.as_u32 = d->bus_address.as_u32; + } + devconf->is_blacklisted = 1; clib_error_report (error); } })); @@ -802,31 +838,78 @@ dpdk_bind_devices_to_uio (dpdk_config_main_t * conf) } static clib_error_t * +dpdk_device_config (dpdk_config_main_t * conf, vlib_pci_addr_t pci_addr, unformat_input_t * input, u8 is_default) +{ + clib_error_t * error = 0; + uword * p; + dpdk_device_config_t * devconf; + + if (is_default) + { + devconf = &conf->default_devconf; + } + else + { + p = hash_get (conf->device_config_index_by_pci_addr, pci_addr.as_u32); + + if (!p) + { + pool_get (conf->dev_confs, devconf); + hash_set (conf->device_config_index_by_pci_addr, pci_addr.as_u32, devconf - conf->dev_confs); + } + else + return clib_error_return(0, "duplicate configuration for PCI address %U", + format_vlib_pci_addr, &pci_addr); + } + + devconf->pci_addr.as_u32 = pci_addr.as_u32; + + if (!input) + return 0; + + while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT) + { + if (unformat (input, "num-rx-queues %u", &devconf->num_rx_queues)) + ; + if (unformat (input, "num-tx-queues %u", &devconf->num_tx_queues)) + ; + else + { + error = clib_error_return (0, "unknown input `%U'", + format_unformat_error, input); + break; + } + } + return error; +} + +static clib_error_t * dpdk_config (vlib_main_t * vm, unformat_input_t * input) { clib_error_t * error = 0; dpdk_main_t * dm = &dpdk_main; dpdk_config_main_t * conf = &dpdk_config_main; vlib_thread_main_t * tm = vlib_get_thread_main(); - vlib_node_runtime_t * rt = vlib_node_get_runtime (vm, dpdk_input_node.index); + dpdk_device_config_t * devconf; + vlib_pci_addr_t pci_addr; + unformat_input_t sub_input; u8 * s, * tmp = 0; - u8 * pci_dev_id = 0; u8 * rte_cmd = 0, * ethname = 0; u32 log_level; int ret, i; - char * fmt; + int num_whitelisted = 0; #ifdef NETMAP int rxrings, txrings, rxslots, txslots, txburst; char * nmnam; #endif - unformat_input_t _in; - unformat_input_t * in = &_in; u8 no_pci = 0; u8 no_huge = 0; u8 huge_dir = 0; u8 file_prefix = 0; u8 * socket_mem = 0; + conf->device_config_index_by_pci_addr = hash_create (0, sizeof (uword)); + // MATT-FIXME: inverted virtio-vhost logic to use virtio by default conf->use_virtio_vhost = 1; @@ -848,22 +931,32 @@ dpdk_config (vlib_main_t * vm, unformat_input_t * input) else if (unformat (input, "no-multi-seg")) conf->no_multi_seg = 1; - else if (unformat (input, "dev %s", &pci_dev_id)) + else if (unformat (input, "dev default %U", unformat_vlib_cli_sub_input, + &sub_input)) { - if (conf->eth_if_whitelist) - { - /* - * Don't add duplicate device id's. - */ - if (strstr ((char *)conf->eth_if_whitelist, (char *)pci_dev_id)) - continue; - - _vec_len (conf->eth_if_whitelist) -= 1; // chomp trailing NULL. - conf->eth_if_whitelist = format (conf->eth_if_whitelist, " %s%c", - pci_dev_id, 0); - } - else - conf->eth_if_whitelist = format (0, "%s%c", pci_dev_id, 0); + error = dpdk_device_config (conf, (vlib_pci_addr_t) (u32) ~1, &sub_input, 1); + + if (error) + return error; + } + else if (unformat (input, "dev %U %U", unformat_vlib_pci_addr, &pci_addr, + unformat_vlib_cli_sub_input, &sub_input)) + { + error = dpdk_device_config (conf, pci_addr, &sub_input, 0); + + if (error) + return error; + + num_whitelisted++; + } + else if (unformat (input, "dev %U", unformat_vlib_pci_addr, &pci_addr)) + { + error = dpdk_device_config (conf, pci_addr, 0, 0); + + if (error) + return error; + + num_whitelisted++; } #ifdef NETMAP @@ -889,8 +982,6 @@ dpdk_config (vlib_main_t * vm, unformat_input_t * input) else if (unformat (input, "num-mbufs %d", &conf->num_mbufs)) ; - else if (unformat (input, "max-tx-queues %d", &conf->max_tx_queues)) - ; else if (unformat (input, "kni %d", &conf->num_kni)) ; else if (unformat (input, "uio-driver %s", &conf->uio_driver_name)) @@ -903,10 +994,9 @@ dpdk_config (vlib_main_t * vm, unformat_input_t * input) ; else if (unformat (input, "enable-vhost-user")) conf->use_virtio_vhost = 0; - else if (unformat (input, "rss %d", &conf->use_rss)) - ; else if (unformat (input, "poll-sleep %d", &dm->poll_sleep)) ; + #define _(a) \ else if (unformat(input, #a)) \ { \ @@ -1170,34 +1260,33 @@ dpdk_config (vlib_main_t * vm, unformat_input_t * input) if (no_pci == 0 && geteuid() == 0) dpdk_bind_devices_to_uio(conf); - /* - * If there are whitelisted devices, - * add the whitelist option & device list to the dpdk arg list... - */ - if (conf->eth_if_whitelist) - { - unformat_init_string (in, (char *) conf->eth_if_whitelist, - vec_len (conf->eth_if_whitelist) - 1); - fmt = "-w%c"; - } +#define _(x) \ + if (devconf->x == 0 && conf->default_devconf.x > 0) \ + devconf->x = conf->default_devconf.x ; - /* - * Otherwise add the blacklisted devices to the dpdk arg list. - */ - else - { - unformat_init_string (in, (char *)conf->eth_if_blacklist, - vec_len(conf->eth_if_blacklist) - 1); - fmt = "-b%c"; - } + pool_foreach (devconf, conf->dev_confs, ({ - while (unformat_check_input (in) != UNFORMAT_END_OF_INPUT) - { - tmp = format (0, fmt, 0); - vec_add1 (conf->eal_init_args, tmp); - unformat (in, "%s", &pci_dev_id); - vec_add1 (conf->eal_init_args, pci_dev_id); - } + /* default per-device config items */ + foreach_dpdk_device_config_item + + /* add DPDK EAL whitelist/blacklist entry */ + if (num_whitelisted > 0 && devconf->is_blacklisted == 0) + { + tmp = format (0, "-w%c", 0); + vec_add1 (conf->eal_init_args, tmp); + tmp = format (0, "%U%c", format_vlib_pci_addr, &devconf->pci_addr); + vec_add1 (conf->eal_init_args, tmp); + } + else if (num_whitelisted == 0 && devconf->is_blacklisted != 0) + { + tmp = format (0, "-b%c", 0); + vec_add1 (conf->eal_init_args, tmp); + tmp = format (0, "%U%c", format_vlib_pci_addr, &devconf->pci_addr); + vec_add1 (conf->eal_init_args, tmp); + } + })); + +#undef _ /* set master-lcore */ tmp = format (0, "--master-lcore%c", 0); @@ -1253,10 +1342,6 @@ dpdk_config (vlib_main_t * vm, unformat_input_t * input) return error; } - if (conf->use_rss) - rt->function = dpdk_input_rss_multiarch_select(); - else - rt->function = dpdk_input_multiarch_select(); done: return error; } diff --git a/vnet/vnet/devices/dpdk/vhost_user.c b/vnet/vnet/devices/dpdk/vhost_user.c index 8a079867e8b..b1615b5aaf9 100644 --- a/vnet/vnet/devices/dpdk/vhost_user.c +++ b/vnet/vnet/devices/dpdk/vhost_user.c @@ -204,7 +204,7 @@ dpdk_create_vhost_user_if_internal (u32 * hw_if_index, u32 if_id, u8 *hwaddr) dpdk_vu_intf_t *vui = NULL; #if RTE_VERSION >= RTE_VERSION_NUM(2, 2, 0, 0) - num_qpairs = dm->conf->use_rss < 1 ? 1 : tm->n_vlib_mains; + num_qpairs = dm->use_rss < 1 ? 1 : tm->n_vlib_mains; #endif dpdk_device_t * xd = NULL; |