X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fplugins%2Fdpdk%2Fdevice%2Finit.c;h=9e7bb75d6f3e320587aaacb8743af5f42edafdda;hb=71612d61930e57e7c8ebf9e5647b15a4b23720b2;hp=8a7080352e7937eb7982c398c1a031340e9bc41b;hpb=2c0a4f407f565d8dd33ff3a9fada346860d30ad2;p=vpp.git diff --git a/src/plugins/dpdk/device/init.c b/src/plugins/dpdk/device/init.c index 8a7080352e7..9e7bb75d6f3 100755 --- a/src/plugins/dpdk/device/init.c +++ b/src/plugins/dpdk/device/init.c @@ -17,12 +17,15 @@ #include #include #include +#include +#include #include #include -#include #include +#include + #include #include #include @@ -34,11 +37,10 @@ #include dpdk_main_t dpdk_main; +dpdk_config_main_t dpdk_config_main; #define LINK_STATE_ELOGS 0 -#define DEFAULT_HUGE_DIR (VPP_RUN_DIR "/hugepages") - /* Port configuration, mildly modified Intel app values */ static struct rte_eth_conf port_conf_template = { @@ -138,6 +140,60 @@ dpdk_device_lock_init (dpdk_device_t * xd) } } +static struct rte_mempool_ops * +get_ops_by_name (i8 * ops_name) +{ + u32 i; + + for (i = 0; i < rte_mempool_ops_table.num_ops; i++) + { + if (!strcmp (ops_name, rte_mempool_ops_table.ops[i].name)) + return &rte_mempool_ops_table.ops[i]; + } + + return 0; +} + +static int +dpdk_ring_alloc (struct rte_mempool *mp) +{ + u32 rg_flags = 0, count; + i32 ret; + i8 rg_name[RTE_RING_NAMESIZE]; + struct rte_ring *r; + + ret = snprintf (rg_name, sizeof (rg_name), RTE_MEMPOOL_MZ_FORMAT, mp->name); + if (ret < 0 || ret >= (i32) sizeof (rg_name)) + return -ENAMETOOLONG; + + /* ring flags */ + if (mp->flags & MEMPOOL_F_SP_PUT) + rg_flags |= RING_F_SP_ENQ; + if (mp->flags & MEMPOOL_F_SC_GET) + rg_flags |= RING_F_SC_DEQ; + + count = rte_align32pow2 (mp->size + 1); + /* + * Allocate the ring that will be used to store objects. + * Ring functions will return appropriate errors if we are + * running as a secondary process etc., so no checks made + * in this function for that condition. + */ + /* XXX can we get memory from the right socket? */ + r = clib_mem_alloc_aligned (rte_ring_get_memsize (count), + CLIB_CACHE_LINE_BYTES); + + /* XXX rte_ring_lookup will not work */ + + ret = rte_ring_init (r, rg_name, count, rg_flags); + if (ret) + return ret; + + mp->pool_data = r; + + return 0; +} + static clib_error_t * dpdk_lib_init (dpdk_main_t * dm) { @@ -372,6 +428,7 @@ dpdk_lib_init (dpdk_main_t * dm) case VNET_DPDK_PMD_THUNDERX: xd->port_type = VNET_DPDK_PORT_TYPE_ETH_VF; + xd->port_conf.rxmode.hw_strip_crc = 1; break; case VNET_DPDK_PMD_DPAA2: @@ -686,6 +743,11 @@ dpdk_bind_devices_to_uio (dpdk_config_main_t * conf) /* Chelsio T4/T5 */ else if (d->vendor_id == 0x1425 && (d->device_id & 0xe000) == 0x4000) ; + /* Mellanox */ + else if (d->vendor_id == 0x15b3 && d->device_id >= 0x1013 && d->device_id <= 0x101a) + { + continue; + } else { clib_warning ("Unsupported PCI device 0x%04x:0x%04x found " @@ -834,6 +896,10 @@ dpdk_config (vlib_main_t * vm, unformat_input_t * input) u8 huge_dir = 0; u8 file_prefix = 0; u8 *socket_mem = 0; + u8 *huge_dir_path = 0; + + huge_dir_path = + format (0, "%s/hugepages%c", vlib_unix_get_runtime_dir (), 0); conf->device_config_index_by_pci_addr = hash_create (0, sizeof (uword)); log_level = RTE_LOG_NOTICE; @@ -974,12 +1040,9 @@ dpdk_config (vlib_main_t * vm, unformat_input_t * input) { u32 x, *mem_by_socket = 0; uword c = 0; - u8 use_1g = 1; - u8 use_2m = 1; - u8 less_than_1g = 1; int rv; - umount (DEFAULT_HUGE_DIR); + umount ((char *) huge_dir_path); /* Process "socket-mem" parameter value */ if (vec_len (socket_mem)) @@ -998,9 +1061,6 @@ dpdk_config (vlib_main_t * vm, unformat_input_t * input) break; vec_add1 (mem_by_socket, x); - - if (x > 1023) - less_than_1g = 0; } /* Note: unformat_free vec_frees(in.buffer), aka socket_mem... */ unformat_free (&in); @@ -1012,32 +1072,22 @@ dpdk_config (vlib_main_t * vm, unformat_input_t * input) clib_bitmap_foreach (c, tm->cpu_socket_bitmap, ( { vec_validate(mem_by_socket, c); - mem_by_socket[c] = 256; /* default per-socket mem */ + mem_by_socket[c] = 64; /* default per-socket mem */ } )); /* *INDENT-ON* */ } - /* check if available enough 1GB pages for each socket */ /* *INDENT-OFF* */ clib_bitmap_foreach (c, tm->cpu_socket_bitmap, ( { - int pages_avail, page_size, mem; + clib_error_t *e; vec_validate(mem_by_socket, c); - mem = mem_by_socket[c]; - - page_size = 1024; - pages_avail = vlib_sysfs_get_free_hugepages(c, page_size * 1024); - - if (pages_avail < 0 || page_size * pages_avail < mem) - use_1g = 0; - page_size = 2; - pages_avail = vlib_sysfs_get_free_hugepages(c, page_size * 1024); - - if (pages_avail < 0 || page_size * pages_avail < mem) - use_2m = 0; + e = clib_sysfs_prealloc_hugepages(c, 2 << 10, mem_by_socket[c] / 2); + if (e) + clib_error_report (e); })); /* *INDENT-ON* */ @@ -1056,32 +1106,13 @@ dpdk_config (vlib_main_t * vm, unformat_input_t * input) vec_free (mem_by_socket); - /* Make sure VPP_RUN_DIR exists */ - error = unix_make_vpp_run_dir (); + error = vlib_unix_recursive_mkdir ((char *) huge_dir_path); if (error) - goto done; - - rv = mkdir (DEFAULT_HUGE_DIR, 0755); - if (rv && errno != EEXIST) { - error = clib_error_return (0, "mkdir '%s' failed errno %d", - DEFAULT_HUGE_DIR, errno); goto done; } - if (use_1g && !(less_than_1g && use_2m)) - { - rv = - mount ("none", DEFAULT_HUGE_DIR, "hugetlbfs", 0, "pagesize=1G"); - } - else if (use_2m) - { - rv = mount ("none", DEFAULT_HUGE_DIR, "hugetlbfs", 0, NULL); - } - else - { - return clib_error_return (0, "not enough free huge pages"); - } + rv = mount ("none", (char *) huge_dir_path, "hugetlbfs", 0, NULL); if (rv) { @@ -1091,7 +1122,7 @@ dpdk_config (vlib_main_t * vm, unformat_input_t * input) tmp = format (0, "--huge-dir%c", 0); vec_add1 (conf->eal_init_args, tmp); - tmp = format (0, "%s%c", DEFAULT_HUGE_DIR, 0); + tmp = format (0, "%s%c", huge_dir_path, 0); vec_add1 (conf->eal_init_args, tmp); if (!file_prefix) { @@ -1190,11 +1221,7 @@ dpdk_config (vlib_main_t * vm, unformat_input_t * input) /* Set up DPDK eal and packet mbuf pool early. */ -#if RTE_VERSION >= RTE_VERSION_NUM(17, 5, 0, 0) rte_log_set_global_level (log_level); -#else - rte_set_log_level (log_level); -#endif vm = vlib_get_main (); @@ -1203,12 +1230,15 @@ dpdk_config (vlib_main_t * vm, unformat_input_t * input) conf->eal_init_args_str = format (conf->eal_init_args_str, "%s ", conf->eal_init_args[i]); + clib_warning ("EAL init args: %s", conf->eal_init_args_str); ret = rte_eal_init (vec_len (conf->eal_init_args), (char **) conf->eal_init_args); /* lazy umount hugepages */ - umount2 (DEFAULT_HUGE_DIR, MNT_DETACH); + umount2 ((char *) huge_dir_path, MNT_DETACH); + rmdir ((char *) huge_dir_path); + vec_free (huge_dir_path); if (ret < 0) return clib_error_return (0, "rte_eal_init returned %d", ret); @@ -1217,6 +1247,23 @@ dpdk_config (vlib_main_t * vm, unformat_input_t * input) fprintf (stdout, "DPDK physical memory layout:\n"); rte_dump_physmem_layout (stdout); + /* set custom ring memory allocator */ + { + struct rte_mempool_ops *ops = NULL; + + ops = get_ops_by_name ("ring_sp_sc"); + ops->alloc = dpdk_ring_alloc; + + ops = get_ops_by_name ("ring_mp_sc"); + ops->alloc = dpdk_ring_alloc; + + ops = get_ops_by_name ("ring_sp_mc"); + ops->alloc = dpdk_ring_alloc; + + ops = get_ops_by_name ("ring_mp_mc"); + ops->alloc = dpdk_ring_alloc; + } + /* main thread 1st */ error = dpdk_buffer_pool_create (vm, conf->num_mbufs, rte_socket_id ()); if (error)