d/numam-dpdk
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity
1611654bd6
numam-dpdk/lib/ethdev/rte_ethdev.c
Xueming Li b344eb5d94 devargs: parse global device syntax 
When parsing a devargs, try to parse using the global device syntax
first. Fallback on legacy syntax on error.

Example of new global device syntax:
 -a bus=pci,addr=82:00.0/class=eth/driver=mlx5,dv_flow_en=1

Signed-off-by: Xueming Li <xuemingl@nvidia.com>
Reviewed-by: Gaetan Rivet <grive@u256.net>
2021-09-02 17:02:27 +02:00

6327 lines
157 KiB
C
Raw Blame History

/* SPDX-License-Identifier: BSD-3-Clause
* Copyright(c) 2010-2017 Intel Corporation
*/
#include <ctype.h>
#include <errno.h>
#include <inttypes.h>
#include <stdbool.h>
#include <stdint.h>
#include <stdlib.h>
#include <string.h>
#include <sys/queue.h>
#include <rte_byteorder.h>
#include <rte_log.h>
#include <rte_debug.h>
#include <rte_interrupts.h>
#include <rte_memory.h>
#include <rte_memcpy.h>
#include <rte_memzone.h>
#include <rte_launch.h>
#include <rte_eal.h>
#include <rte_per_lcore.h>
#include <rte_lcore.h>
#include <rte_branch_prediction.h>
#include <rte_common.h>
#include <rte_mempool.h>
#include <rte_malloc.h>
#include <rte_mbuf.h>
#include <rte_errno.h>
#include <rte_spinlock.h>
#include <rte_string_fns.h>
#include <rte_kvargs.h>
#include <rte_class.h>
#include <rte_ether.h>
#include <rte_telemetry.h>
#include "rte_ethdev_trace.h"
#include "rte_ethdev.h"
#include "ethdev_driver.h"
#include "ethdev_profile.h"
#include "ethdev_private.h"
static const char *MZ_RTE_ETH_DEV_DATA = "rte_eth_dev_data";
struct rte_eth_dev rte_eth_devices[RTE_MAX_ETHPORTS];
/* spinlock for eth device callbacks */
static rte_spinlock_t eth_dev_cb_lock = RTE_SPINLOCK_INITIALIZER;
/* spinlock for add/remove rx callbacks */
static rte_spinlock_t eth_dev_rx_cb_lock = RTE_SPINLOCK_INITIALIZER;
/* spinlock for add/remove tx callbacks */
static rte_spinlock_t eth_dev_tx_cb_lock = RTE_SPINLOCK_INITIALIZER;
/* spinlock for shared data allocation */
static rte_spinlock_t eth_dev_shared_data_lock = RTE_SPINLOCK_INITIALIZER;
/* store statistics names and its offset in stats structure */
struct rte_eth_xstats_name_off {
char name[RTE_ETH_XSTATS_NAME_SIZE];
unsigned offset;
};
/* Shared memory between primary and secondary processes. */
static struct {
uint64_t next_owner_id;
rte_spinlock_t ownership_lock;
struct rte_eth_dev_data data[RTE_MAX_ETHPORTS];
} *eth_dev_shared_data;
static const struct rte_eth_xstats_name_off eth_dev_stats_strings[] = {
{"rx_good_packets", offsetof(struct rte_eth_stats, ipackets)},
{"tx_good_packets", offsetof(struct rte_eth_stats, opackets)},
{"rx_good_bytes", offsetof(struct rte_eth_stats, ibytes)},
{"tx_good_bytes", offsetof(struct rte_eth_stats, obytes)},
{"rx_missed_errors", offsetof(struct rte_eth_stats, imissed)},
{"rx_errors", offsetof(struct rte_eth_stats, ierrors)},
{"tx_errors", offsetof(struct rte_eth_stats, oerrors)},
{"rx_mbuf_allocation_errors", offsetof(struct rte_eth_stats,
rx_nombuf)},
};
#define RTE_NB_STATS RTE_DIM(eth_dev_stats_strings)
static const struct rte_eth_xstats_name_off eth_dev_rxq_stats_strings[] = {
{"packets", offsetof(struct rte_eth_stats, q_ipackets)},
{"bytes", offsetof(struct rte_eth_stats, q_ibytes)},
{"errors", offsetof(struct rte_eth_stats, q_errors)},
};
#define RTE_NB_RXQ_STATS RTE_DIM(eth_dev_rxq_stats_strings)
static const struct rte_eth_xstats_name_off eth_dev_txq_stats_strings[] = {
{"packets", offsetof(struct rte_eth_stats, q_opackets)},
{"bytes", offsetof(struct rte_eth_stats, q_obytes)},
};
#define RTE_NB_TXQ_STATS RTE_DIM(eth_dev_txq_stats_strings)
#define RTE_RX_OFFLOAD_BIT2STR(_name) \
{ DEV_RX_OFFLOAD_##_name, #_name }
#define RTE_ETH_RX_OFFLOAD_BIT2STR(_name) \
{ RTE_ETH_RX_OFFLOAD_##_name, #_name }
static const struct {
uint64_t offload;
const char *name;
} eth_dev_rx_offload_names[] = {
RTE_RX_OFFLOAD_BIT2STR(VLAN_STRIP),
RTE_RX_OFFLOAD_BIT2STR(IPV4_CKSUM),
RTE_RX_OFFLOAD_BIT2STR(UDP_CKSUM),
RTE_RX_OFFLOAD_BIT2STR(TCP_CKSUM),
RTE_RX_OFFLOAD_BIT2STR(TCP_LRO),
RTE_RX_OFFLOAD_BIT2STR(QINQ_STRIP),
RTE_RX_OFFLOAD_BIT2STR(OUTER_IPV4_CKSUM),
RTE_RX_OFFLOAD_BIT2STR(MACSEC_STRIP),
RTE_RX_OFFLOAD_BIT2STR(HEADER_SPLIT),
RTE_RX_OFFLOAD_BIT2STR(VLAN_FILTER),
RTE_RX_OFFLOAD_BIT2STR(VLAN_EXTEND),
RTE_RX_OFFLOAD_BIT2STR(JUMBO_FRAME),
RTE_RX_OFFLOAD_BIT2STR(SCATTER),
RTE_RX_OFFLOAD_BIT2STR(TIMESTAMP),
RTE_RX_OFFLOAD_BIT2STR(SECURITY),
RTE_RX_OFFLOAD_BIT2STR(KEEP_CRC),
RTE_RX_OFFLOAD_BIT2STR(SCTP_CKSUM),
RTE_RX_OFFLOAD_BIT2STR(OUTER_UDP_CKSUM),
RTE_RX_OFFLOAD_BIT2STR(RSS_HASH),
RTE_ETH_RX_OFFLOAD_BIT2STR(BUFFER_SPLIT),
};
#undef RTE_RX_OFFLOAD_BIT2STR
#undef RTE_ETH_RX_OFFLOAD_BIT2STR
#define RTE_TX_OFFLOAD_BIT2STR(_name) \
{ DEV_TX_OFFLOAD_##_name, #_name }
static const struct {
uint64_t offload;
const char *name;
} eth_dev_tx_offload_names[] = {
RTE_TX_OFFLOAD_BIT2STR(VLAN_INSERT),
RTE_TX_OFFLOAD_BIT2STR(IPV4_CKSUM),
RTE_TX_OFFLOAD_BIT2STR(UDP_CKSUM),
RTE_TX_OFFLOAD_BIT2STR(TCP_CKSUM),
RTE_TX_OFFLOAD_BIT2STR(SCTP_CKSUM),
RTE_TX_OFFLOAD_BIT2STR(TCP_TSO),
RTE_TX_OFFLOAD_BIT2STR(UDP_TSO),
RTE_TX_OFFLOAD_BIT2STR(OUTER_IPV4_CKSUM),
RTE_TX_OFFLOAD_BIT2STR(QINQ_INSERT),
RTE_TX_OFFLOAD_BIT2STR(VXLAN_TNL_TSO),
RTE_TX_OFFLOAD_BIT2STR(GRE_TNL_TSO),
RTE_TX_OFFLOAD_BIT2STR(IPIP_TNL_TSO),
RTE_TX_OFFLOAD_BIT2STR(GENEVE_TNL_TSO),
RTE_TX_OFFLOAD_BIT2STR(MACSEC_INSERT),
RTE_TX_OFFLOAD_BIT2STR(MT_LOCKFREE),
RTE_TX_OFFLOAD_BIT2STR(MULTI_SEGS),
RTE_TX_OFFLOAD_BIT2STR(MBUF_FAST_FREE),
RTE_TX_OFFLOAD_BIT2STR(SECURITY),
RTE_TX_OFFLOAD_BIT2STR(UDP_TNL_TSO),
RTE_TX_OFFLOAD_BIT2STR(IP_TNL_TSO),
RTE_TX_OFFLOAD_BIT2STR(OUTER_UDP_CKSUM),
RTE_TX_OFFLOAD_BIT2STR(SEND_ON_TIMESTAMP),
};
#undef RTE_TX_OFFLOAD_BIT2STR
/**
* The user application callback description.
*
* It contains callback address to be registered by user application,
* the pointer to the parameters for callback, and the event type.
*/
struct rte_eth_dev_callback {
TAILQ_ENTRY(rte_eth_dev_callback) next; /**< Callbacks list */
rte_eth_dev_cb_fn cb_fn; /**< Callback address */
void *cb_arg; /**< Parameter for callback */
void *ret_param; /**< Return parameter */
enum rte_eth_event_type event; /**< Interrupt event type */
uint32_t active; /**< Callback is executing */
};
enum {
STAT_QMAP_TX = 0,
STAT_QMAP_RX
};
int
rte_eth_iterator_init(struct rte_dev_iterator *iter, const char *devargs_str)
{
int ret;
struct rte_devargs devargs;
const char *bus_param_key;
char *bus_str = NULL;
char *cls_str = NULL;
int str_size;
if (iter == NULL) {
RTE_ETHDEV_LOG(ERR, "Cannot initialize NULL iterator\n");
return -EINVAL;
}
if (devargs_str == NULL) {
RTE_ETHDEV_LOG(ERR,
"Cannot initialize iterator from NULL device description string\n");
return -EINVAL;
}
memset(iter, 0, sizeof(*iter));
memset(&devargs, 0, sizeof(devargs));
/*
* The devargs string may use various syntaxes:
* - 0000:08:00.0,representor=[1-3]
* - pci:0000:06:00.0,representor=[0,5]
* - class=eth,mac=00:11:22:33:44:55
* - bus=X,paramX=x/class=Y,paramY=y/driver=Z,paramZ=z
*/
/*
* Handle pure class filter (i.e. without any bus-level argument),
* from future new syntax.
* rte_devargs_parse() is not yet supporting the new syntax,
* that's why this simple case is temporarily parsed here.
*/
#define iter_anybus_str "class=eth,"
if (strncmp(devargs_str, iter_anybus_str,
strlen(iter_anybus_str)) == 0) {
iter->cls_str = devargs_str + strlen(iter_anybus_str);
goto end;
}
/* Split bus, device and parameters. */
ret = rte_devargs_parse(&devargs, devargs_str);
if (ret != 0)
goto error;
/*
* Assume parameters of old syntax can match only at ethdev level.
* Extra parameters will be ignored, thanks to "+" prefix.
*/
str_size = strlen(devargs.args) + 2;
cls_str = malloc(str_size);
if (cls_str == NULL) {
ret = -ENOMEM;
goto error;
}
ret = snprintf(cls_str, str_size, "+%s", devargs.args);
if (ret != str_size - 1) {
ret = -EINVAL;
goto error;
}
iter->cls_str = cls_str;
iter->bus = devargs.bus;
if (iter->bus->dev_iterate == NULL) {
ret = -ENOTSUP;
goto error;
}
/* Convert bus args to new syntax for use with new API dev_iterate. */
if ((strcmp(iter->bus->name, "vdev") == 0) ||
(strcmp(iter->bus->name, "fslmc") == 0) ||
(strcmp(iter->bus->name, "dpaa_bus") == 0)) {
bus_param_key = "name";
} else if (strcmp(iter->bus->name, "pci") == 0) {
bus_param_key = "addr";
} else {
ret = -ENOTSUP;
goto error;
}
str_size = strlen(bus_param_key) + strlen(devargs.name) + 2;
bus_str = malloc(str_size);
if (bus_str == NULL) {
ret = -ENOMEM;
goto error;
}
ret = snprintf(bus_str, str_size, "%s=%s",
bus_param_key, devargs.name);
if (ret != str_size - 1) {
ret = -EINVAL;
goto error;
}
iter->bus_str = bus_str;
end:
iter->cls = rte_class_find_by_name("eth");
rte_devargs_reset(&devargs);
return 0;
error:
if (ret == -ENOTSUP)
RTE_ETHDEV_LOG(ERR, "Bus %s does not support iterating.\n",
iter->bus->name);
rte_devargs_reset(&devargs);
free(bus_str);
free(cls_str);
return ret;
}
uint16_t
rte_eth_iterator_next(struct rte_dev_iterator *iter)
{
if (iter == NULL) {
RTE_ETHDEV_LOG(ERR,
"Cannot get next device from NULL iterator\n");
return RTE_MAX_ETHPORTS;
}
if (iter->cls == NULL) /* invalid ethdev iterator */
return RTE_MAX_ETHPORTS;
do { /* loop to try all matching rte_device */
/* If not pure ethdev filter and */
if (iter->bus != NULL &&
/* not in middle of rte_eth_dev iteration, */
iter->class_device == NULL) {
/* get next rte_device to try. */
iter->device = iter->bus->dev_iterate(
iter->device, iter->bus_str, iter);
if (iter->device == NULL)
break; /* no more rte_device candidate */
}
/* A device is matching bus part, need to check ethdev part. */
iter->class_device = iter->cls->dev_iterate(
iter->class_device, iter->cls_str, iter);
if (iter->class_device != NULL)
return eth_dev_to_id(iter->class_device); /* match */
} while (iter->bus != NULL); /* need to try next rte_device */
/* No more ethdev port to iterate. */
rte_eth_iterator_cleanup(iter);
return RTE_MAX_ETHPORTS;
}
void
rte_eth_iterator_cleanup(struct rte_dev_iterator *iter)
{
if (iter == NULL) {
RTE_ETHDEV_LOG(ERR, "Cannot do clean up from NULL iterator\n");
return;
}
if (iter->bus_str == NULL)
return; /* nothing to free in pure class filter */
free(RTE_CAST_FIELD(iter, bus_str, char *)); /* workaround const */
free(RTE_CAST_FIELD(iter, cls_str, char *)); /* workaround const */
memset(iter, 0, sizeof(*iter));
}
uint16_t
rte_eth_find_next(uint16_t port_id)
{
while (port_id < RTE_MAX_ETHPORTS &&
rte_eth_devices[port_id].state == RTE_ETH_DEV_UNUSED)
port_id++;
if (port_id >= RTE_MAX_ETHPORTS)
return RTE_MAX_ETHPORTS;
return port_id;
}
/*
* Macro to iterate over all valid ports for internal usage.
* Note: RTE_ETH_FOREACH_DEV is different because filtering owned ports.
*/
#define RTE_ETH_FOREACH_VALID_DEV(port_id) \
for (port_id = rte_eth_find_next(0); \
port_id < RTE_MAX_ETHPORTS; \
port_id = rte_eth_find_next(port_id + 1))
uint16_t
rte_eth_find_next_of(uint16_t port_id, const struct rte_device *parent)
{
port_id = rte_eth_find_next(port_id);
while (port_id < RTE_MAX_ETHPORTS &&
rte_eth_devices[port_id].device != parent)
port_id = rte_eth_find_next(port_id + 1);
return port_id;
}
uint16_t
rte_eth_find_next_sibling(uint16_t port_id, uint16_t ref_port_id)
{
RTE_ETH_VALID_PORTID_OR_ERR_RET(ref_port_id, RTE_MAX_ETHPORTS);
return rte_eth_find_next_of(port_id,
rte_eth_devices[ref_port_id].device);
}
static void
eth_dev_shared_data_prepare(void)
{
const unsigned flags = 0;
const struct rte_memzone *mz;
rte_spinlock_lock(&eth_dev_shared_data_lock);
if (eth_dev_shared_data == NULL) {
if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
/* Allocate port data and ownership shared memory. */
mz = rte_memzone_reserve(MZ_RTE_ETH_DEV_DATA,
sizeof(*eth_dev_shared_data),
rte_socket_id(), flags);
} else
mz = rte_memzone_lookup(MZ_RTE_ETH_DEV_DATA);
if (mz == NULL)
rte_panic("Cannot allocate ethdev shared data\n");
eth_dev_shared_data = mz->addr;
if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
eth_dev_shared_data->next_owner_id =
RTE_ETH_DEV_NO_OWNER + 1;
rte_spinlock_init(&eth_dev_shared_data->ownership_lock);
memset(eth_dev_shared_data->data, 0,
sizeof(eth_dev_shared_data->data));
}
}
rte_spinlock_unlock(&eth_dev_shared_data_lock);
}
static bool
eth_dev_is_allocated(const struct rte_eth_dev *ethdev)
{
return ethdev->data->name[0] != '\0';
}
static struct rte_eth_dev *
eth_dev_allocated(const char *name)
{
uint16_t i;
RTE_BUILD_BUG_ON(RTE_MAX_ETHPORTS >= UINT16_MAX);
for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
if (rte_eth_devices[i].data != NULL &&
strcmp(rte_eth_devices[i].data->name, name) == 0)
return &rte_eth_devices[i];
}
return NULL;
}
struct rte_eth_dev *
rte_eth_dev_allocated(const char *name)
{
struct rte_eth_dev *ethdev;
eth_dev_shared_data_prepare();
rte_spinlock_lock(&eth_dev_shared_data->ownership_lock);
ethdev = eth_dev_allocated(name);
rte_spinlock_unlock(&eth_dev_shared_data->ownership_lock);
return ethdev;
}
static uint16_t
eth_dev_find_free_port(void)
{
uint16_t i;
for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
/* Using shared name field to find a free port. */
if (eth_dev_shared_data->data[i].name[0] == '\0') {
RTE_ASSERT(rte_eth_devices[i].state ==
RTE_ETH_DEV_UNUSED);
return i;
}
}
return RTE_MAX_ETHPORTS;
}
static struct rte_eth_dev *
eth_dev_get(uint16_t port_id)
{
struct rte_eth_dev *eth_dev = &rte_eth_devices[port_id];
eth_dev->data = &eth_dev_shared_data->data[port_id];
return eth_dev;
}
struct rte_eth_dev *
rte_eth_dev_allocate(const char *name)
{
uint16_t port_id;
struct rte_eth_dev *eth_dev = NULL;
size_t name_len;
name_len = strnlen(name, RTE_ETH_NAME_MAX_LEN);
if (name_len == 0) {
RTE_ETHDEV_LOG(ERR, "Zero length Ethernet device name\n");
return NULL;
}
if (name_len >= RTE_ETH_NAME_MAX_LEN) {
RTE_ETHDEV_LOG(ERR, "Ethernet device name is too long\n");
return NULL;
}
eth_dev_shared_data_prepare();
/* Synchronize port creation between primary and secondary threads. */
rte_spinlock_lock(&eth_dev_shared_data->ownership_lock);
if (eth_dev_allocated(name) != NULL) {
RTE_ETHDEV_LOG(ERR,
"Ethernet device with name %s already allocated\n",
name);
goto unlock;
}
port_id = eth_dev_find_free_port();
if (port_id == RTE_MAX_ETHPORTS) {
RTE_ETHDEV_LOG(ERR,
"Reached maximum number of Ethernet ports\n");
goto unlock;
}
eth_dev = eth_dev_get(port_id);
strlcpy(eth_dev->data->name, name, sizeof(eth_dev->data->name));
eth_dev->data->port_id = port_id;
eth_dev->data->mtu = RTE_ETHER_MTU;
pthread_mutex_init(&eth_dev->data->flow_ops_mutex, NULL);
unlock:
rte_spinlock_unlock(&eth_dev_shared_data->ownership_lock);
return eth_dev;
}
/*
* Attach to a port already registered by the primary process, which
* makes sure that the same device would have the same port id both
* in the primary and secondary process.
*/
struct rte_eth_dev *
rte_eth_dev_attach_secondary(const char *name)
{
uint16_t i;
struct rte_eth_dev *eth_dev = NULL;
eth_dev_shared_data_prepare();
/* Synchronize port attachment to primary port creation and release. */
rte_spinlock_lock(&eth_dev_shared_data->ownership_lock);
for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
if (strcmp(eth_dev_shared_data->data[i].name, name) == 0)
break;
}
if (i == RTE_MAX_ETHPORTS) {
RTE_ETHDEV_LOG(ERR,
"Device %s is not driven by the primary process\n",
name);
} else {
eth_dev = eth_dev_get(i);
RTE_ASSERT(eth_dev->data->port_id == i);
}
rte_spinlock_unlock(&eth_dev_shared_data->ownership_lock);
return eth_dev;
}
int
rte_eth_dev_release_port(struct rte_eth_dev *eth_dev)
{
if (eth_dev == NULL)
return -EINVAL;
eth_dev_shared_data_prepare();
if (eth_dev->state != RTE_ETH_DEV_UNUSED)
rte_eth_dev_callback_process(eth_dev,
RTE_ETH_EVENT_DESTROY, NULL);
rte_spinlock_lock(&eth_dev_shared_data->ownership_lock);
eth_dev->state = RTE_ETH_DEV_UNUSED;
eth_dev->device = NULL;
eth_dev->process_private = NULL;
eth_dev->intr_handle = NULL;
eth_dev->rx_pkt_burst = NULL;
eth_dev->tx_pkt_burst = NULL;
eth_dev->tx_pkt_prepare = NULL;
eth_dev->rx_queue_count = NULL;
eth_dev->rx_descriptor_done = NULL;
eth_dev->rx_descriptor_status = NULL;
eth_dev->tx_descriptor_status = NULL;
eth_dev->dev_ops = NULL;
if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
rte_free(eth_dev->data->rx_queues);
rte_free(eth_dev->data->tx_queues);
rte_free(eth_dev->data->mac_addrs);
rte_free(eth_dev->data->hash_mac_addrs);
rte_free(eth_dev->data->dev_private);
pthread_mutex_destroy(&eth_dev->data->flow_ops_mutex);
memset(eth_dev->data, 0, sizeof(struct rte_eth_dev_data));
}
rte_spinlock_unlock(&eth_dev_shared_data->ownership_lock);
return 0;
}
int
rte_eth_dev_is_valid_port(uint16_t port_id)
{
if (port_id >= RTE_MAX_ETHPORTS ||
(rte_eth_devices[port_id].state == RTE_ETH_DEV_UNUSED))
return 0;
else
return 1;
}
static int
eth_is_valid_owner_id(uint64_t owner_id)
{
if (owner_id == RTE_ETH_DEV_NO_OWNER ||
eth_dev_shared_data->next_owner_id <= owner_id)
return 0;
return 1;
}
uint64_t
rte_eth_find_next_owned_by(uint16_t port_id, const uint64_t owner_id)
{
port_id = rte_eth_find_next(port_id);
while (port_id < RTE_MAX_ETHPORTS &&
rte_eth_devices[port_id].data->owner.id != owner_id)
port_id = rte_eth_find_next(port_id + 1);
return port_id;
}
int
rte_eth_dev_owner_new(uint64_t *owner_id)
{
if (owner_id == NULL) {
RTE_ETHDEV_LOG(ERR, "Cannot get new owner ID to NULL\n");
return -EINVAL;
}
eth_dev_shared_data_prepare();
rte_spinlock_lock(&eth_dev_shared_data->ownership_lock);
*owner_id = eth_dev_shared_data->next_owner_id++;
rte_spinlock_unlock(&eth_dev_shared_data->ownership_lock);
return 0;
}
static int
eth_dev_owner_set(const uint16_t port_id, const uint64_t old_owner_id,
const struct rte_eth_dev_owner *new_owner)
{
struct rte_eth_dev *ethdev = &rte_eth_devices[port_id];
struct rte_eth_dev_owner *port_owner;
if (port_id >= RTE_MAX_ETHPORTS || !eth_dev_is_allocated(ethdev)) {
RTE_ETHDEV_LOG(ERR, "Port id %"PRIu16" is not allocated\n",
port_id);
return -ENODEV;
}
if (new_owner == NULL) {
RTE_ETHDEV_LOG(ERR,
"Cannot set ethdev port %u owner from NULL owner\n",
port_id);
return -EINVAL;
}
if (!eth_is_valid_owner_id(new_owner->id) &&
!eth_is_valid_owner_id(old_owner_id)) {
RTE_ETHDEV_LOG(ERR,
"Invalid owner old_id=%016"PRIx64" new_id=%016"PRIx64"\n",
old_owner_id, new_owner->id);
return -EINVAL;
}
port_owner = &rte_eth_devices[port_id].data->owner;
if (port_owner->id != old_owner_id) {
RTE_ETHDEV_LOG(ERR,
"Cannot set owner to port %u already owned by %s_%016"PRIX64"\n",
port_id, port_owner->name, port_owner->id);
return -EPERM;
}
/* can not truncate (same structure) */
strlcpy(port_owner->name, new_owner->name, RTE_ETH_MAX_OWNER_NAME_LEN);
port_owner->id = new_owner->id;
RTE_ETHDEV_LOG(DEBUG, "Port %u owner is %s_%016"PRIx64"\n",
port_id, new_owner->name, new_owner->id);
return 0;
}
int
rte_eth_dev_owner_set(const uint16_t port_id,
const struct rte_eth_dev_owner *owner)
{
int ret;
eth_dev_shared_data_prepare();
rte_spinlock_lock(&eth_dev_shared_data->ownership_lock);
ret = eth_dev_owner_set(port_id, RTE_ETH_DEV_NO_OWNER, owner);
rte_spinlock_unlock(&eth_dev_shared_data->ownership_lock);
return ret;
}
int
rte_eth_dev_owner_unset(const uint16_t port_id, const uint64_t owner_id)
{
const struct rte_eth_dev_owner new_owner = (struct rte_eth_dev_owner)
{.id = RTE_ETH_DEV_NO_OWNER, .name = ""};
int ret;
eth_dev_shared_data_prepare();
rte_spinlock_lock(&eth_dev_shared_data->ownership_lock);
ret = eth_dev_owner_set(port_id, owner_id, &new_owner);
rte_spinlock_unlock(&eth_dev_shared_data->ownership_lock);
return ret;
}
int
rte_eth_dev_owner_delete(const uint64_t owner_id)
{
uint16_t port_id;
int ret = 0;
eth_dev_shared_data_prepare();
rte_spinlock_lock(&eth_dev_shared_data->ownership_lock);
if (eth_is_valid_owner_id(owner_id)) {
for (port_id = 0; port_id < RTE_MAX_ETHPORTS; port_id++)
if (rte_eth_devices[port_id].data->owner.id == owner_id)
memset(&rte_eth_devices[port_id].data->owner, 0,
sizeof(struct rte_eth_dev_owner));
RTE_ETHDEV_LOG(NOTICE,
"All port owners owned by %016"PRIx64" identifier have removed\n",
owner_id);
} else {
RTE_ETHDEV_LOG(ERR,
"Invalid owner id=%016"PRIx64"\n",
owner_id);
ret = -EINVAL;
}
rte_spinlock_unlock(&eth_dev_shared_data->ownership_lock);
return ret;
}
int
rte_eth_dev_owner_get(const uint16_t port_id, struct rte_eth_dev_owner *owner)
{
struct rte_eth_dev *ethdev;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
ethdev = &rte_eth_devices[port_id];
if (!eth_dev_is_allocated(ethdev)) {
RTE_ETHDEV_LOG(ERR, "Port id %"PRIu16" is not allocated\n",
port_id);
return -ENODEV;
}
if (owner == NULL) {
RTE_ETHDEV_LOG(ERR, "Cannot get ethdev port %u owner to NULL\n",
port_id);
return -EINVAL;
}
eth_dev_shared_data_prepare();
rte_spinlock_lock(&eth_dev_shared_data->ownership_lock);
rte_memcpy(owner, &ethdev->data->owner, sizeof(*owner));
rte_spinlock_unlock(&eth_dev_shared_data->ownership_lock);
return 0;
}
int
rte_eth_dev_socket_id(uint16_t port_id)
{
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -1);
return rte_eth_devices[port_id].data->numa_node;
}
void *
rte_eth_dev_get_sec_ctx(uint16_t port_id)
{
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, NULL);
return rte_eth_devices[port_id].security_ctx;
}
uint16_t
rte_eth_dev_count_avail(void)
{
uint16_t p;
uint16_t count;
count = 0;
RTE_ETH_FOREACH_DEV(p)
count++;
return count;
}
uint16_t
rte_eth_dev_count_total(void)
{
uint16_t port, count = 0;
RTE_ETH_FOREACH_VALID_DEV(port)
count++;
return count;
}
int
rte_eth_dev_get_name_by_port(uint16_t port_id, char *name)
{
char *tmp;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
if (name == NULL) {
RTE_ETHDEV_LOG(ERR, "Cannot get ethdev port %u name to NULL\n",
port_id);
return -EINVAL;
}
/* shouldn't check 'rte_eth_devices[i].data',
* because it might be overwritten by VDEV PMD */
tmp = eth_dev_shared_data->data[port_id].name;
strcpy(name, tmp);
return 0;
}
int
rte_eth_dev_get_port_by_name(const char *name, uint16_t *port_id)
{
uint16_t pid;
if (name == NULL) {
RTE_ETHDEV_LOG(ERR, "Cannot get port ID from NULL name");
return -EINVAL;
}
if (port_id == NULL) {
RTE_ETHDEV_LOG(ERR,
"Cannot get port ID to NULL for %s\n", name);
return -EINVAL;
}
RTE_ETH_FOREACH_VALID_DEV(pid)
if (!strcmp(name, eth_dev_shared_data->data[pid].name)) {
*port_id = pid;
return 0;
}
return -ENODEV;
}
static int
eth_err(uint16_t port_id, int ret)
{
if (ret == 0)
return 0;
if (rte_eth_dev_is_removed(port_id))
return -EIO;
return ret;
}
static int
eth_dev_rx_queue_config(struct rte_eth_dev *dev, uint16_t nb_queues)
{
uint16_t old_nb_queues = dev->data->nb_rx_queues;
void **rxq;
unsigned i;
if (dev->data->rx_queues == NULL && nb_queues != 0) { /* first time configuration */
dev->data->rx_queues = rte_zmalloc("ethdev->rx_queues",
sizeof(dev->data->rx_queues[0]) * nb_queues,
RTE_CACHE_LINE_SIZE);
if (dev->data->rx_queues == NULL) {
dev->data->nb_rx_queues = 0;
return -(ENOMEM);
}
} else if (dev->data->rx_queues != NULL && nb_queues != 0) { /* re-configure */
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_release, -ENOTSUP);
rxq = dev->data->rx_queues;
for (i = nb_queues; i < old_nb_queues; i++)
(*dev->dev_ops->rx_queue_release)(rxq[i]);
rxq = rte_realloc(rxq, sizeof(rxq[0]) * nb_queues,
RTE_CACHE_LINE_SIZE);
if (rxq == NULL)
return -(ENOMEM);
if (nb_queues > old_nb_queues) {
uint16_t new_qs = nb_queues - old_nb_queues;
memset(rxq + old_nb_queues, 0,
sizeof(rxq[0]) * new_qs);
}
dev->data->rx_queues = rxq;
} else if (dev->data->rx_queues != NULL && nb_queues == 0) {
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_release, -ENOTSUP);
rxq = dev->data->rx_queues;
for (i = nb_queues; i < old_nb_queues; i++)
(*dev->dev_ops->rx_queue_release)(rxq[i]);
rte_free(dev->data->rx_queues);
dev->data->rx_queues = NULL;
}
dev->data->nb_rx_queues = nb_queues;
return 0;
}
static int
eth_dev_validate_rx_queue(const struct rte_eth_dev *dev, uint16_t rx_queue_id)
{
uint16_t port_id;
if (rx_queue_id >= dev->data->nb_rx_queues) {
port_id = dev->data->port_id;
RTE_ETHDEV_LOG(ERR,
"Invalid Rx queue_id=%u of device with port_id=%u\n",
rx_queue_id, port_id);
return -EINVAL;
}
if (dev->data->rx_queues[rx_queue_id] == NULL) {
port_id = dev->data->port_id;
RTE_ETHDEV_LOG(ERR,
"Queue %u of device with port_id=%u has not been setup\n",
rx_queue_id, port_id);
return -EINVAL;
}
return 0;
}
static int
eth_dev_validate_tx_queue(const struct rte_eth_dev *dev, uint16_t tx_queue_id)
{
uint16_t port_id;
if (tx_queue_id >= dev->data->nb_tx_queues) {
port_id = dev->data->port_id;
RTE_ETHDEV_LOG(ERR,
"Invalid Tx queue_id=%u of device with port_id=%u\n",
tx_queue_id, port_id);
return -EINVAL;
}
if (dev->data->tx_queues[tx_queue_id] == NULL) {
port_id = dev->data->port_id;
RTE_ETHDEV_LOG(ERR,
"Queue %u of device with port_id=%u has not been setup\n",
tx_queue_id, port_id);
return -EINVAL;
}
return 0;
}
int
rte_eth_dev_rx_queue_start(uint16_t port_id, uint16_t rx_queue_id)
{
struct rte_eth_dev *dev;
int ret;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
if (!dev->data->dev_started) {
RTE_ETHDEV_LOG(ERR,
"Port %u must be started before start any queue\n",
port_id);
return -EINVAL;
}
ret = eth_dev_validate_rx_queue(dev, rx_queue_id);
if (ret != 0)
return ret;
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_start, -ENOTSUP);
if (rte_eth_dev_is_rx_hairpin_queue(dev, rx_queue_id)) {
RTE_ETHDEV_LOG(INFO,
"Can't start Rx hairpin queue %"PRIu16" of device with port_id=%"PRIu16"\n",
rx_queue_id, port_id);
return -EINVAL;
}
if (dev->data->rx_queue_state[rx_queue_id] != RTE_ETH_QUEUE_STATE_STOPPED) {
RTE_ETHDEV_LOG(INFO,
"Queue %"PRIu16" of device with port_id=%"PRIu16" already started\n",
rx_queue_id, port_id);
return 0;
}
return eth_err(port_id, dev->dev_ops->rx_queue_start(dev, rx_queue_id));
}
int
rte_eth_dev_rx_queue_stop(uint16_t port_id, uint16_t rx_queue_id)
{
struct rte_eth_dev *dev;
int ret;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
ret = eth_dev_validate_rx_queue(dev, rx_queue_id);
if (ret != 0)
return ret;
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_stop, -ENOTSUP);
if (rte_eth_dev_is_rx_hairpin_queue(dev, rx_queue_id)) {
RTE_ETHDEV_LOG(INFO,
"Can't stop Rx hairpin queue %"PRIu16" of device with port_id=%"PRIu16"\n",
rx_queue_id, port_id);
return -EINVAL;
}
if (dev->data->rx_queue_state[rx_queue_id] == RTE_ETH_QUEUE_STATE_STOPPED) {
RTE_ETHDEV_LOG(INFO,
"Queue %"PRIu16" of device with port_id=%"PRIu16" already stopped\n",
rx_queue_id, port_id);
return 0;
}
return eth_err(port_id, dev->dev_ops->rx_queue_stop(dev, rx_queue_id));
}
int
rte_eth_dev_tx_queue_start(uint16_t port_id, uint16_t tx_queue_id)
{
struct rte_eth_dev *dev;
int ret;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
if (!dev->data->dev_started) {
RTE_ETHDEV_LOG(ERR,
"Port %u must be started before start any queue\n",
port_id);
return -EINVAL;
}
ret = eth_dev_validate_tx_queue(dev, tx_queue_id);
if (ret != 0)
return ret;
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_start, -ENOTSUP);
if (rte_eth_dev_is_tx_hairpin_queue(dev, tx_queue_id)) {
RTE_ETHDEV_LOG(INFO,
"Can't start Tx hairpin queue %"PRIu16" of device with port_id=%"PRIu16"\n",
tx_queue_id, port_id);
return -EINVAL;
}
if (dev->data->tx_queue_state[tx_queue_id] != RTE_ETH_QUEUE_STATE_STOPPED) {
RTE_ETHDEV_LOG(INFO,
"Queue %"PRIu16" of device with port_id=%"PRIu16" already started\n",
tx_queue_id, port_id);
return 0;
}
return eth_err(port_id, dev->dev_ops->tx_queue_start(dev, tx_queue_id));
}
int
rte_eth_dev_tx_queue_stop(uint16_t port_id, uint16_t tx_queue_id)
{
struct rte_eth_dev *dev;
int ret;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
ret = eth_dev_validate_tx_queue(dev, tx_queue_id);
if (ret != 0)
return ret;
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_stop, -ENOTSUP);
if (rte_eth_dev_is_tx_hairpin_queue(dev, tx_queue_id)) {
RTE_ETHDEV_LOG(INFO,
"Can't stop Tx hairpin queue %"PRIu16" of device with port_id=%"PRIu16"\n",
tx_queue_id, port_id);
return -EINVAL;
}
if (dev->data->tx_queue_state[tx_queue_id] == RTE_ETH_QUEUE_STATE_STOPPED) {
RTE_ETHDEV_LOG(INFO,
"Queue %"PRIu16" of device with port_id=%"PRIu16" already stopped\n",
tx_queue_id, port_id);
return 0;
}
return eth_err(port_id, dev->dev_ops->tx_queue_stop(dev, tx_queue_id));
}
static int
eth_dev_tx_queue_config(struct rte_eth_dev *dev, uint16_t nb_queues)
{
uint16_t old_nb_queues = dev->data->nb_tx_queues;
void **txq;
unsigned i;
if (dev->data->tx_queues == NULL && nb_queues != 0) { /* first time configuration */
dev->data->tx_queues = rte_zmalloc("ethdev->tx_queues",
sizeof(dev->data->tx_queues[0]) * nb_queues,
RTE_CACHE_LINE_SIZE);
if (dev->data->tx_queues == NULL) {
dev->data->nb_tx_queues = 0;
return -(ENOMEM);
}
} else if (dev->data->tx_queues != NULL && nb_queues != 0) { /* re-configure */
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_release, -ENOTSUP);
txq = dev->data->tx_queues;
for (i = nb_queues; i < old_nb_queues; i++)
(*dev->dev_ops->tx_queue_release)(txq[i]);
txq = rte_realloc(txq, sizeof(txq[0]) * nb_queues,
RTE_CACHE_LINE_SIZE);
if (txq == NULL)
return -ENOMEM;
if (nb_queues > old_nb_queues) {
uint16_t new_qs = nb_queues - old_nb_queues;
memset(txq + old_nb_queues, 0,
sizeof(txq[0]) * new_qs);
}
dev->data->tx_queues = txq;
} else if (dev->data->tx_queues != NULL && nb_queues == 0) {
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_release, -ENOTSUP);
txq = dev->data->tx_queues;
for (i = nb_queues; i < old_nb_queues; i++)
(*dev->dev_ops->tx_queue_release)(txq[i]);
rte_free(dev->data->tx_queues);
dev->data->tx_queues = NULL;
}
dev->data->nb_tx_queues = nb_queues;
return 0;
}
uint32_t
rte_eth_speed_bitflag(uint32_t speed, int duplex)
{
switch (speed) {
case ETH_SPEED_NUM_10M:
return duplex ? ETH_LINK_SPEED_10M : ETH_LINK_SPEED_10M_HD;
case ETH_SPEED_NUM_100M:
return duplex ? ETH_LINK_SPEED_100M : ETH_LINK_SPEED_100M_HD;
case ETH_SPEED_NUM_1G:
return ETH_LINK_SPEED_1G;
case ETH_SPEED_NUM_2_5G:
return ETH_LINK_SPEED_2_5G;
case ETH_SPEED_NUM_5G:
return ETH_LINK_SPEED_5G;
case ETH_SPEED_NUM_10G:
return ETH_LINK_SPEED_10G;
case ETH_SPEED_NUM_20G:
return ETH_LINK_SPEED_20G;
case ETH_SPEED_NUM_25G:
return ETH_LINK_SPEED_25G;
case ETH_SPEED_NUM_40G:
return ETH_LINK_SPEED_40G;
case ETH_SPEED_NUM_50G:
return ETH_LINK_SPEED_50G;
case ETH_SPEED_NUM_56G:
return ETH_LINK_SPEED_56G;
case ETH_SPEED_NUM_100G:
return ETH_LINK_SPEED_100G;
case ETH_SPEED_NUM_200G:
return ETH_LINK_SPEED_200G;
default:
return 0;
}
}
const char *
rte_eth_dev_rx_offload_name(uint64_t offload)
{
const char *name = "UNKNOWN";
unsigned int i;
for (i = 0; i < RTE_DIM(eth_dev_rx_offload_names); ++i) {
if (offload == eth_dev_rx_offload_names[i].offload) {
name = eth_dev_rx_offload_names[i].name;
break;
}
}
return name;
}
const char *
rte_eth_dev_tx_offload_name(uint64_t offload)
{
const char *name = "UNKNOWN";
unsigned int i;
for (i = 0; i < RTE_DIM(eth_dev_tx_offload_names); ++i) {
if (offload == eth_dev_tx_offload_names[i].offload) {
name = eth_dev_tx_offload_names[i].name;
break;
}
}
return name;
}
static inline int
eth_dev_check_lro_pkt_size(uint16_t port_id, uint32_t config_size,
uint32_t max_rx_pkt_len, uint32_t dev_info_size)
{
int ret = 0;
if (dev_info_size == 0) {
if (config_size != max_rx_pkt_len) {
RTE_ETHDEV_LOG(ERR, "Ethdev port_id=%d max_lro_pkt_size"
" %u != %u is not allowed\n",
port_id, config_size, max_rx_pkt_len);
ret = -EINVAL;
}
} else if (config_size > dev_info_size) {
RTE_ETHDEV_LOG(ERR, "Ethdev port_id=%d max_lro_pkt_size %u "
"> max allowed value %u\n", port_id, config_size,
dev_info_size);
ret = -EINVAL;
} else if (config_size < RTE_ETHER_MIN_LEN) {
RTE_ETHDEV_LOG(ERR, "Ethdev port_id=%d max_lro_pkt_size %u "
"< min allowed value %u\n", port_id, config_size,
(unsigned int)RTE_ETHER_MIN_LEN);
ret = -EINVAL;
}
return ret;
}
/*
* Validate offloads that are requested through rte_eth_dev_configure against
* the offloads successfully set by the ethernet device.
*
* @param port_id
* The port identifier of the Ethernet device.
* @param req_offloads
* The offloads that have been requested through `rte_eth_dev_configure`.
* @param set_offloads
* The offloads successfully set by the ethernet device.
* @param offload_type
* The offload type i.e. Rx/Tx string.
* @param offload_name
* The function that prints the offload name.
* @return
* - (0) if validation successful.
* - (-EINVAL) if requested offload has been silently disabled.
*
*/
static int
eth_dev_validate_offloads(uint16_t port_id, uint64_t req_offloads,
uint64_t set_offloads, const char *offload_type,
const char *(*offload_name)(uint64_t))
{
uint64_t offloads_diff = req_offloads ^ set_offloads;
uint64_t offload;
int ret = 0;
while (offloads_diff != 0) {
/* Check if any offload is requested but not enabled. */
offload = 1ULL << __builtin_ctzll(offloads_diff);
if (offload & req_offloads) {
RTE_ETHDEV_LOG(ERR,
"Port %u failed to enable %s offload %s\n",
port_id, offload_type, offload_name(offload));
ret = -EINVAL;
}
/* Check if offload couldn't be disabled. */
if (offload & set_offloads) {
RTE_ETHDEV_LOG(DEBUG,
"Port %u %s offload %s is not requested but enabled\n",
port_id, offload_type, offload_name(offload));
}
offloads_diff &= ~offload;
}
return ret;
}
int
rte_eth_dev_configure(uint16_t port_id, uint16_t nb_rx_q, uint16_t nb_tx_q,
const struct rte_eth_conf *dev_conf)
{
struct rte_eth_dev *dev;
struct rte_eth_dev_info dev_info;
struct rte_eth_conf orig_conf;
uint16_t overhead_len;
int diag;
int ret;
uint16_t old_mtu;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
if (dev_conf == NULL) {
RTE_ETHDEV_LOG(ERR,
"Cannot configure ethdev port %u from NULL config\n",
port_id);
return -EINVAL;
}
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_configure, -ENOTSUP);
if (dev->data->dev_started) {
RTE_ETHDEV_LOG(ERR,
"Port %u must be stopped to allow configuration\n",
port_id);
return -EBUSY;
}
/*
* Ensure that "dev_configured" is always 0 each time prepare to do
* dev_configure() to avoid any non-anticipated behaviour.
* And set to 1 when dev_configure() is executed successfully.
*/
dev->data->dev_configured = 0;
/* Store original config, as rollback required on failure */
memcpy(&orig_conf, &dev->data->dev_conf, sizeof(dev->data->dev_conf));
/*
* Copy the dev_conf parameter into the dev structure.
* rte_eth_dev_info_get() requires dev_conf, copy it before dev_info get
*/
if (dev_conf != &dev->data->dev_conf)
memcpy(&dev->data->dev_conf, dev_conf,
sizeof(dev->data->dev_conf));
/* Backup mtu for rollback */
old_mtu = dev->data->mtu;
ret = rte_eth_dev_info_get(port_id, &dev_info);
if (ret != 0)
goto rollback;
/* Get the real Ethernet overhead length */
if (dev_info.max_mtu != UINT16_MAX &&
dev_info.max_rx_pktlen > dev_info.max_mtu)
overhead_len = dev_info.max_rx_pktlen - dev_info.max_mtu;
else
overhead_len = RTE_ETHER_HDR_LEN + RTE_ETHER_CRC_LEN;
/* If number of queues specified by application for both Rx and Tx is
* zero, use driver preferred values. This cannot be done individually
* as it is valid for either Tx or Rx (but not both) to be zero.
* If driver does not provide any preferred valued, fall back on
* EAL defaults.
*/
if (nb_rx_q == 0 && nb_tx_q == 0) {
nb_rx_q = dev_info.default_rxportconf.nb_queues;
if (nb_rx_q == 0)
nb_rx_q = RTE_ETH_DEV_FALLBACK_RX_NBQUEUES;
nb_tx_q = dev_info.default_txportconf.nb_queues;
if (nb_tx_q == 0)
nb_tx_q = RTE_ETH_DEV_FALLBACK_TX_NBQUEUES;
}
if (nb_rx_q > RTE_MAX_QUEUES_PER_PORT) {
RTE_ETHDEV_LOG(ERR,
"Number of RX queues requested (%u) is greater than max supported(%d)\n",
nb_rx_q, RTE_MAX_QUEUES_PER_PORT);
ret = -EINVAL;
goto rollback;
}
if (nb_tx_q > RTE_MAX_QUEUES_PER_PORT) {
RTE_ETHDEV_LOG(ERR,
"Number of TX queues requested (%u) is greater than max supported(%d)\n",
nb_tx_q, RTE_MAX_QUEUES_PER_PORT);
ret = -EINVAL;
goto rollback;
}
/*
* Check that the numbers of RX and TX queues are not greater
* than the maximum number of RX and TX queues supported by the
* configured device.
*/
if (nb_rx_q > dev_info.max_rx_queues) {
RTE_ETHDEV_LOG(ERR, "Ethdev port_id=%u nb_rx_queues=%u > %u\n",
port_id, nb_rx_q, dev_info.max_rx_queues);
ret = -EINVAL;
goto rollback;
}
if (nb_tx_q > dev_info.max_tx_queues) {
RTE_ETHDEV_LOG(ERR, "Ethdev port_id=%u nb_tx_queues=%u > %u\n",
port_id, nb_tx_q, dev_info.max_tx_queues);
ret = -EINVAL;
goto rollback;
}
/* Check that the device supports requested interrupts */
if ((dev_conf->intr_conf.lsc == 1) &&
(!(dev->data->dev_flags & RTE_ETH_DEV_INTR_LSC))) {
RTE_ETHDEV_LOG(ERR, "Driver %s does not support lsc\n",
dev->device->driver->name);
ret = -EINVAL;
goto rollback;
}
if ((dev_conf->intr_conf.rmv == 1) &&
(!(dev->data->dev_flags & RTE_ETH_DEV_INTR_RMV))) {
RTE_ETHDEV_LOG(ERR, "Driver %s does not support rmv\n",
dev->device->driver->name);
ret = -EINVAL;
goto rollback;
}
/*
* If jumbo frames are enabled, check that the maximum RX packet
* length is supported by the configured device.
*/
if (dev_conf->rxmode.offloads & DEV_RX_OFFLOAD_JUMBO_FRAME) {
if (dev_conf->rxmode.max_rx_pkt_len > dev_info.max_rx_pktlen) {
RTE_ETHDEV_LOG(ERR,
"Ethdev port_id=%u max_rx_pkt_len %u > max valid value %u\n",
port_id, dev_conf->rxmode.max_rx_pkt_len,
dev_info.max_rx_pktlen);
ret = -EINVAL;
goto rollback;
} else if (dev_conf->rxmode.max_rx_pkt_len < RTE_ETHER_MIN_LEN) {
RTE_ETHDEV_LOG(ERR,
"Ethdev port_id=%u max_rx_pkt_len %u < min valid value %u\n",
port_id, dev_conf->rxmode.max_rx_pkt_len,
(unsigned int)RTE_ETHER_MIN_LEN);
ret = -EINVAL;
goto rollback;
}
/* Scale the MTU size to adapt max_rx_pkt_len */
dev->data->mtu = dev->data->dev_conf.rxmode.max_rx_pkt_len -
overhead_len;
} else {
uint16_t pktlen = dev_conf->rxmode.max_rx_pkt_len;
if (pktlen < RTE_ETHER_MIN_MTU + overhead_len ||
pktlen > RTE_ETHER_MTU + overhead_len)
/* Use default value */
dev->data->dev_conf.rxmode.max_rx_pkt_len =
RTE_ETHER_MTU + overhead_len;
}
/*
* If LRO is enabled, check that the maximum aggregated packet
* size is supported by the configured device.
*/
if (dev_conf->rxmode.offloads & DEV_RX_OFFLOAD_TCP_LRO) {
if (dev_conf->rxmode.max_lro_pkt_size == 0)
dev->data->dev_conf.rxmode.max_lro_pkt_size =
dev->data->dev_conf.rxmode.max_rx_pkt_len;
ret = eth_dev_check_lro_pkt_size(port_id,
dev->data->dev_conf.rxmode.max_lro_pkt_size,
dev->data->dev_conf.rxmode.max_rx_pkt_len,
dev_info.max_lro_pkt_size);
if (ret != 0)
goto rollback;
}
/* Any requested offloading must be within its device capabilities */
if ((dev_conf->rxmode.offloads & dev_info.rx_offload_capa) !=
dev_conf->rxmode.offloads) {
RTE_ETHDEV_LOG(ERR,
"Ethdev port_id=%u requested Rx offloads 0x%"PRIx64" doesn't match Rx offloads "
"capabilities 0x%"PRIx64" in %s()\n",
port_id, dev_conf->rxmode.offloads,
dev_info.rx_offload_capa,
__func__);
ret = -EINVAL;
goto rollback;
}
if ((dev_conf->txmode.offloads & dev_info.tx_offload_capa) !=
dev_conf->txmode.offloads) {
RTE_ETHDEV_LOG(ERR,
"Ethdev port_id=%u requested Tx offloads 0x%"PRIx64" doesn't match Tx offloads "
"capabilities 0x%"PRIx64" in %s()\n",
port_id, dev_conf->txmode.offloads,
dev_info.tx_offload_capa,
__func__);
ret = -EINVAL;
goto rollback;
}
dev->data->dev_conf.rx_adv_conf.rss_conf.rss_hf =
rte_eth_rss_hf_refine(dev_conf->rx_adv_conf.rss_conf.rss_hf);
/* Check that device supports requested rss hash functions. */
if ((dev_info.flow_type_rss_offloads |
dev_conf->rx_adv_conf.rss_conf.rss_hf) !=
dev_info.flow_type_rss_offloads) {
RTE_ETHDEV_LOG(ERR,
"Ethdev port_id=%u invalid rss_hf: 0x%"PRIx64", valid value: 0x%"PRIx64"\n",
port_id, dev_conf->rx_adv_conf.rss_conf.rss_hf,
dev_info.flow_type_rss_offloads);
ret = -EINVAL;
goto rollback;
}
/* Check if Rx RSS distribution is disabled but RSS hash is enabled. */
if (((dev_conf->rxmode.mq_mode & ETH_MQ_RX_RSS_FLAG) == 0) &&
(dev_conf->rxmode.offloads & DEV_RX_OFFLOAD_RSS_HASH)) {
RTE_ETHDEV_LOG(ERR,
"Ethdev port_id=%u config invalid Rx mq_mode without RSS but %s offload is requested\n",
port_id,
rte_eth_dev_rx_offload_name(DEV_RX_OFFLOAD_RSS_HASH));
ret = -EINVAL;
goto rollback;
}
/*
* Setup new number of RX/TX queues and reconfigure device.
*/
diag = eth_dev_rx_queue_config(dev, nb_rx_q);
if (diag != 0) {
RTE_ETHDEV_LOG(ERR,
"Port%u eth_dev_rx_queue_config = %d\n",
port_id, diag);
ret = diag;
goto rollback;
}
diag = eth_dev_tx_queue_config(dev, nb_tx_q);
if (diag != 0) {
RTE_ETHDEV_LOG(ERR,
"Port%u eth_dev_tx_queue_config = %d\n",
port_id, diag);
eth_dev_rx_queue_config(dev, 0);
ret = diag;
goto rollback;
}
diag = (*dev->dev_ops->dev_configure)(dev);
if (diag != 0) {
RTE_ETHDEV_LOG(ERR, "Port%u dev_configure = %d\n",
port_id, diag);
ret = eth_err(port_id, diag);
goto reset_queues;
}
/* Initialize Rx profiling if enabled at compilation time. */
diag = __rte_eth_dev_profile_init(port_id, dev);
if (diag != 0) {
RTE_ETHDEV_LOG(ERR, "Port%u __rte_eth_dev_profile_init = %d\n",
port_id, diag);
ret = eth_err(port_id, diag);
goto reset_queues;
}
/* Validate Rx offloads. */
diag = eth_dev_validate_offloads(port_id,
dev_conf->rxmode.offloads,
dev->data->dev_conf.rxmode.offloads, "Rx",
rte_eth_dev_rx_offload_name);
if (diag != 0) {
ret = diag;
goto reset_queues;
}
/* Validate Tx offloads. */
diag = eth_dev_validate_offloads(port_id,
dev_conf->txmode.offloads,
dev->data->dev_conf.txmode.offloads, "Tx",
rte_eth_dev_tx_offload_name);
if (diag != 0) {
ret = diag;
goto reset_queues;
}
dev->data->dev_configured = 1;
rte_ethdev_trace_configure(port_id, nb_rx_q, nb_tx_q, dev_conf, 0);
return 0;
reset_queues:
eth_dev_rx_queue_config(dev, 0);
eth_dev_tx_queue_config(dev, 0);
rollback:
memcpy(&dev->data->dev_conf, &orig_conf, sizeof(dev->data->dev_conf));
if (old_mtu != dev->data->mtu)
dev->data->mtu = old_mtu;
rte_ethdev_trace_configure(port_id, nb_rx_q, nb_tx_q, dev_conf, ret);
return ret;
}
void
rte_eth_dev_internal_reset(struct rte_eth_dev *dev)
{
if (dev->data->dev_started) {
RTE_ETHDEV_LOG(ERR, "Port %u must be stopped to allow reset\n",
dev->data->port_id);
return;
}
eth_dev_rx_queue_config(dev, 0);
eth_dev_tx_queue_config(dev, 0);
memset(&dev->data->dev_conf, 0, sizeof(dev->data->dev_conf));
}
static void
eth_dev_mac_restore(struct rte_eth_dev *dev,
struct rte_eth_dev_info *dev_info)
{
struct rte_ether_addr *addr;
uint16_t i;
uint32_t pool = 0;
uint64_t pool_mask;
/* replay MAC address configuration including default MAC */
addr = &dev->data->mac_addrs[0];
if (*dev->dev_ops->mac_addr_set != NULL)
(*dev->dev_ops->mac_addr_set)(dev, addr);
else if (*dev->dev_ops->mac_addr_add != NULL)
(*dev->dev_ops->mac_addr_add)(dev, addr, 0, pool);
if (*dev->dev_ops->mac_addr_add != NULL) {
for (i = 1; i < dev_info->max_mac_addrs; i++) {
addr = &dev->data->mac_addrs[i];
/* skip zero address */
if (rte_is_zero_ether_addr(addr))
continue;
pool = 0;
pool_mask = dev->data->mac_pool_sel[i];
do {
if (pool_mask & 1ULL)
(*dev->dev_ops->mac_addr_add)(dev,
addr, i, pool);
pool_mask >>= 1;
pool++;
} while (pool_mask);
}
}
}
static int
eth_dev_config_restore(struct rte_eth_dev *dev,
struct rte_eth_dev_info *dev_info, uint16_t port_id)
{
int ret;
if (!(*dev_info->dev_flags & RTE_ETH_DEV_NOLIVE_MAC_ADDR))
eth_dev_mac_restore(dev, dev_info);
/* replay promiscuous configuration */
/*
* use callbacks directly since we don't need port_id check and
* would like to bypass the same value set
*/
if (rte_eth_promiscuous_get(port_id) == 1 &&
*dev->dev_ops->promiscuous_enable != NULL) {
ret = eth_err(port_id,
(*dev->dev_ops->promiscuous_enable)(dev));
if (ret != 0 && ret != -ENOTSUP) {
RTE_ETHDEV_LOG(ERR,
"Failed to enable promiscuous mode for device (port %u): %s\n",
port_id, rte_strerror(-ret));
return ret;
}
} else if (rte_eth_promiscuous_get(port_id) == 0 &&
*dev->dev_ops->promiscuous_disable != NULL) {
ret = eth_err(port_id,
(*dev->dev_ops->promiscuous_disable)(dev));
if (ret != 0 && ret != -ENOTSUP) {
RTE_ETHDEV_LOG(ERR,
"Failed to disable promiscuous mode for device (port %u): %s\n",
port_id, rte_strerror(-ret));
return ret;
}
}
/* replay all multicast configuration */
/*
* use callbacks directly since we don't need port_id check and
* would like to bypass the same value set
*/
if (rte_eth_allmulticast_get(port_id) == 1 &&
*dev->dev_ops->allmulticast_enable != NULL) {
ret = eth_err(port_id,
(*dev->dev_ops->allmulticast_enable)(dev));
if (ret != 0 && ret != -ENOTSUP) {
RTE_ETHDEV_LOG(ERR,
"Failed to enable allmulticast mode for device (port %u): %s\n",
port_id, rte_strerror(-ret));
return ret;
}
} else if (rte_eth_allmulticast_get(port_id) == 0 &&
*dev->dev_ops->allmulticast_disable != NULL) {
ret = eth_err(port_id,
(*dev->dev_ops->allmulticast_disable)(dev));
if (ret != 0 && ret != -ENOTSUP) {
RTE_ETHDEV_LOG(ERR,
"Failed to disable allmulticast mode for device (port %u): %s\n",
port_id, rte_strerror(-ret));
return ret;
}
}
return 0;
}
int
rte_eth_dev_start(uint16_t port_id)
{
struct rte_eth_dev *dev;
struct rte_eth_dev_info dev_info;
int diag;
int ret, ret_stop;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_start, -ENOTSUP);
if (dev->data->dev_configured == 0) {
RTE_ETHDEV_LOG(INFO,
"Device with port_id=%"PRIu16" is not configured.\n",
port_id);
return -EINVAL;
}
if (dev->data->dev_started != 0) {
RTE_ETHDEV_LOG(INFO,
"Device with port_id=%"PRIu16" already started\n",
port_id);
return 0;
}
ret = rte_eth_dev_info_get(port_id, &dev_info);
if (ret != 0)
return ret;
/* Lets restore MAC now if device does not support live change */
if (*dev_info.dev_flags & RTE_ETH_DEV_NOLIVE_MAC_ADDR)
eth_dev_mac_restore(dev, &dev_info);
diag = (*dev->dev_ops->dev_start)(dev);
if (diag == 0)
dev->data->dev_started = 1;
else
return eth_err(port_id, diag);
ret = eth_dev_config_restore(dev, &dev_info, port_id);
if (ret != 0) {
RTE_ETHDEV_LOG(ERR,
"Error during restoring configuration for device (port %u): %s\n",
port_id, rte_strerror(-ret));
ret_stop = rte_eth_dev_stop(port_id);
if (ret_stop != 0) {
RTE_ETHDEV_LOG(ERR,
"Failed to stop device (port %u): %s\n",
port_id, rte_strerror(-ret_stop));
}
return ret;
}
if (dev->data->dev_conf.intr_conf.lsc == 0) {
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->link_update, -ENOTSUP);
(*dev->dev_ops->link_update)(dev, 0);
}
rte_ethdev_trace_start(port_id);
return 0;
}
int
rte_eth_dev_stop(uint16_t port_id)
{
struct rte_eth_dev *dev;
int ret;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_stop, -ENOTSUP);
if (dev->data->dev_started == 0) {
RTE_ETHDEV_LOG(INFO,
"Device with port_id=%"PRIu16" already stopped\n",
port_id);
return 0;
}
dev->data->dev_started = 0;
ret = (*dev->dev_ops->dev_stop)(dev);
rte_ethdev_trace_stop(port_id, ret);
return ret;
}
int
rte_eth_dev_set_link_up(uint16_t port_id)
{
struct rte_eth_dev *dev;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_set_link_up, -ENOTSUP);
return eth_err(port_id, (*dev->dev_ops->dev_set_link_up)(dev));
}
int
rte_eth_dev_set_link_down(uint16_t port_id)
{
struct rte_eth_dev *dev;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_set_link_down, -ENOTSUP);
return eth_err(port_id, (*dev->dev_ops->dev_set_link_down)(dev));
}
int
rte_eth_dev_close(uint16_t port_id)
{
struct rte_eth_dev *dev;
int firsterr, binerr;
int *lasterr = &firsterr;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_close, -ENOTSUP);
*lasterr = (*dev->dev_ops->dev_close)(dev);
if (*lasterr != 0)
lasterr = &binerr;
rte_ethdev_trace_close(port_id);
*lasterr = rte_eth_dev_release_port(dev);
return firsterr;
}
int
rte_eth_dev_reset(uint16_t port_id)
{
struct rte_eth_dev *dev;
int ret;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_reset, -ENOTSUP);
ret = rte_eth_dev_stop(port_id);
if (ret != 0) {
RTE_ETHDEV_LOG(ERR,
"Failed to stop device (port %u) before reset: %s - ignore\n",
port_id, rte_strerror(-ret));
}
ret = dev->dev_ops->dev_reset(dev);
return eth_err(port_id, ret);
}
int
rte_eth_dev_is_removed(uint16_t port_id)
{
struct rte_eth_dev *dev;
int ret;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, 0);
dev = &rte_eth_devices[port_id];
if (dev->state == RTE_ETH_DEV_REMOVED)
return 1;
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->is_removed, 0);
ret = dev->dev_ops->is_removed(dev);
if (ret != 0)
/* Device is physically removed. */
dev->state = RTE_ETH_DEV_REMOVED;
return ret;
}
static int
rte_eth_rx_queue_check_split(const struct rte_eth_rxseg_split *rx_seg,
uint16_t n_seg, uint32_t *mbp_buf_size,
const struct rte_eth_dev_info *dev_info)
{
const struct rte_eth_rxseg_capa *seg_capa = &dev_info->rx_seg_capa;
struct rte_mempool *mp_first;
uint32_t offset_mask;
uint16_t seg_idx;
if (n_seg > seg_capa->max_nseg) {
RTE_ETHDEV_LOG(ERR,
"Requested Rx segments %u exceed supported %u\n",
n_seg, seg_capa->max_nseg);
return -EINVAL;
}
/*
* Check the sizes and offsets against buffer sizes
* for each segment specified in extended configuration.
*/
mp_first = rx_seg[0].mp;
offset_mask = (1u << seg_capa->offset_align_log2) - 1;
for (seg_idx = 0; seg_idx < n_seg; seg_idx++) {
struct rte_mempool *mpl = rx_seg[seg_idx].mp;
uint32_t length = rx_seg[seg_idx].length;
uint32_t offset = rx_seg[seg_idx].offset;
if (mpl == NULL) {
RTE_ETHDEV_LOG(ERR, "null mempool pointer\n");
return -EINVAL;
}
if (seg_idx != 0 && mp_first != mpl &&
seg_capa->multi_pools == 0) {
RTE_ETHDEV_LOG(ERR, "Receiving to multiple pools is not supported\n");
return -ENOTSUP;
}
if (offset != 0) {
if (seg_capa->offset_allowed == 0) {
RTE_ETHDEV_LOG(ERR, "Rx segmentation with offset is not supported\n");
return -ENOTSUP;
}
if (offset & offset_mask) {
RTE_ETHDEV_LOG(ERR, "Rx segmentation invalid offset alignment %u, %u\n",
offset,
seg_capa->offset_align_log2);
return -EINVAL;
}
}
if (mpl->private_data_size <
sizeof(struct rte_pktmbuf_pool_private)) {
RTE_ETHDEV_LOG(ERR,
"%s private_data_size %u < %u\n",
mpl->name, mpl->private_data_size,
(unsigned int)sizeof
(struct rte_pktmbuf_pool_private));
return -ENOSPC;
}
offset += seg_idx != 0 ? 0 : RTE_PKTMBUF_HEADROOM;
*mbp_buf_size = rte_pktmbuf_data_room_size(mpl);
length = length != 0 ? length : *mbp_buf_size;
if (*mbp_buf_size < length + offset) {
RTE_ETHDEV_LOG(ERR,
"%s mbuf_data_room_size %u < %u (segment length=%u + segment offset=%u)\n",
mpl->name, *mbp_buf_size,
length + offset, length, offset);
return -EINVAL;
}
}
return 0;
}
int
rte_eth_rx_queue_setup(uint16_t port_id, uint16_t rx_queue_id,
uint16_t nb_rx_desc, unsigned int socket_id,
const struct rte_eth_rxconf *rx_conf,
struct rte_mempool *mp)
{
int ret;
uint32_t mbp_buf_size;
struct rte_eth_dev *dev;
struct rte_eth_dev_info dev_info;
struct rte_eth_rxconf local_conf;
void **rxq;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
if (rx_queue_id >= dev->data->nb_rx_queues) {
RTE_ETHDEV_LOG(ERR, "Invalid RX queue_id=%u\n", rx_queue_id);
return -EINVAL;
}
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_setup, -ENOTSUP);
ret = rte_eth_dev_info_get(port_id, &dev_info);
if (ret != 0)
return ret;
if (mp != NULL) {
/* Single pool configuration check. */
if (rx_conf != NULL && rx_conf->rx_nseg != 0) {
RTE_ETHDEV_LOG(ERR,
"Ambiguous segment configuration\n");
return -EINVAL;
}
/*
* Check the size of the mbuf data buffer, this value
* must be provided in the private data of the memory pool.
* First check that the memory pool(s) has a valid private data.
*/
if (mp->private_data_size <
sizeof(struct rte_pktmbuf_pool_private)) {
RTE_ETHDEV_LOG(ERR, "%s private_data_size %u < %u\n",
mp->name, mp->private_data_size,
(unsigned int)
sizeof(struct rte_pktmbuf_pool_private));
return -ENOSPC;
}
mbp_buf_size = rte_pktmbuf_data_room_size(mp);
if (mbp_buf_size < dev_info.min_rx_bufsize +
RTE_PKTMBUF_HEADROOM) {
RTE_ETHDEV_LOG(ERR,
"%s mbuf_data_room_size %u < %u (RTE_PKTMBUF_HEADROOM=%u + min_rx_bufsize(dev)=%u)\n",
mp->name, mbp_buf_size,
RTE_PKTMBUF_HEADROOM +
dev_info.min_rx_bufsize,
RTE_PKTMBUF_HEADROOM,
dev_info.min_rx_bufsize);
return -EINVAL;
}
} else {
const struct rte_eth_rxseg_split *rx_seg;
uint16_t n_seg;
/* Extended multi-segment configuration check. */
if (rx_conf == NULL || rx_conf->rx_seg == NULL || rx_conf->rx_nseg == 0) {
RTE_ETHDEV_LOG(ERR,
"Memory pool is null and no extended configuration provided\n");
return -EINVAL;
}
rx_seg = (const struct rte_eth_rxseg_split *)rx_conf->rx_seg;
n_seg = rx_conf->rx_nseg;
if (rx_conf->offloads & RTE_ETH_RX_OFFLOAD_BUFFER_SPLIT) {
ret = rte_eth_rx_queue_check_split(rx_seg, n_seg,
&mbp_buf_size,
&dev_info);
if (ret != 0)
return ret;
} else {
RTE_ETHDEV_LOG(ERR, "No Rx segmentation offload configured\n");
return -EINVAL;
}
}
/* Use default specified by driver, if nb_rx_desc is zero */
if (nb_rx_desc == 0) {
nb_rx_desc = dev_info.default_rxportconf.ring_size;
/* If driver default is also zero, fall back on EAL default */
if (nb_rx_desc == 0)
nb_rx_desc = RTE_ETH_DEV_FALLBACK_RX_RINGSIZE;
}
if (nb_rx_desc > dev_info.rx_desc_lim.nb_max ||
nb_rx_desc < dev_info.rx_desc_lim.nb_min ||
nb_rx_desc % dev_info.rx_desc_lim.nb_align != 0) {
RTE_ETHDEV_LOG(ERR,
"Invalid value for nb_rx_desc(=%hu), should be: <= %hu, >= %hu, and a product of %hu\n",
nb_rx_desc, dev_info.rx_desc_lim.nb_max,
dev_info.rx_desc_lim.nb_min,
dev_info.rx_desc_lim.nb_align);
return -EINVAL;
}
if (dev->data->dev_started &&
!(dev_info.dev_capa &
RTE_ETH_DEV_CAPA_RUNTIME_RX_QUEUE_SETUP))
return -EBUSY;
if (dev->data->dev_started &&
(dev->data->rx_queue_state[rx_queue_id] !=
RTE_ETH_QUEUE_STATE_STOPPED))
return -EBUSY;
rxq = dev->data->rx_queues;
if (rxq[rx_queue_id]) {
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_release,
-ENOTSUP);
(*dev->dev_ops->rx_queue_release)(rxq[rx_queue_id]);
rxq[rx_queue_id] = NULL;
}
if (rx_conf == NULL)
rx_conf = &dev_info.default_rxconf;
local_conf = *rx_conf;
/*
* If an offloading has already been enabled in
* rte_eth_dev_configure(), it has been enabled on all queues,
* so there is no need to enable it in this queue again.
* The local_conf.offloads input to underlying PMD only carries
* those offloadings which are only enabled on this queue and
* not enabled on all queues.
*/
local_conf.offloads &= ~dev->data->dev_conf.rxmode.offloads;
/*
* New added offloadings for this queue are those not enabled in
* rte_eth_dev_configure() and they must be per-queue type.
* A pure per-port offloading can't be enabled on a queue while
* disabled on another queue. A pure per-port offloading can't
* be enabled for any queue as new added one if it hasn't been
* enabled in rte_eth_dev_configure().
*/
if ((local_conf.offloads & dev_info.rx_queue_offload_capa) !=
local_conf.offloads) {
RTE_ETHDEV_LOG(ERR,
"Ethdev port_id=%d rx_queue_id=%d, new added offloads 0x%"PRIx64" must be "
"within per-queue offload capabilities 0x%"PRIx64" in %s()\n",
port_id, rx_queue_id, local_conf.offloads,
dev_info.rx_queue_offload_capa,
__func__);
return -EINVAL;
}
/*
* If LRO is enabled, check that the maximum aggregated packet
* size is supported by the configured device.
*/
if (local_conf.offloads & DEV_RX_OFFLOAD_TCP_LRO) {
if (dev->data->dev_conf.rxmode.max_lro_pkt_size == 0)
dev->data->dev_conf.rxmode.max_lro_pkt_size =
dev->data->dev_conf.rxmode.max_rx_pkt_len;
int ret = eth_dev_check_lro_pkt_size(port_id,
dev->data->dev_conf.rxmode.max_lro_pkt_size,
dev->data->dev_conf.rxmode.max_rx_pkt_len,
dev_info.max_lro_pkt_size);
if (ret != 0)
return ret;
}
ret = (*dev->dev_ops->rx_queue_setup)(dev, rx_queue_id, nb_rx_desc,
socket_id, &local_conf, mp);
if (!ret) {
if (!dev->data->min_rx_buf_size ||
dev->data->min_rx_buf_size > mbp_buf_size)
dev->data->min_rx_buf_size = mbp_buf_size;
}
rte_ethdev_trace_rxq_setup(port_id, rx_queue_id, nb_rx_desc, mp,
rx_conf, ret);
return eth_err(port_id, ret);
}
int
rte_eth_rx_hairpin_queue_setup(uint16_t port_id, uint16_t rx_queue_id,
uint16_t nb_rx_desc,
const struct rte_eth_hairpin_conf *conf)
{
int ret;
struct rte_eth_dev *dev;
struct rte_eth_hairpin_cap cap;
void **rxq;
int i;
int count;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
if (rx_queue_id >= dev->data->nb_rx_queues) {
RTE_ETHDEV_LOG(ERR, "Invalid RX queue_id=%u\n", rx_queue_id);
return -EINVAL;
}
if (conf == NULL) {
RTE_ETHDEV_LOG(ERR,
"Cannot setup ethdev port %u Rx hairpin queue from NULL config\n",
port_id);
return -EINVAL;
}
ret = rte_eth_dev_hairpin_capability_get(port_id, &cap);
if (ret != 0)
return ret;
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_hairpin_queue_setup,
-ENOTSUP);
/* if nb_rx_desc is zero use max number of desc from the driver. */
if (nb_rx_desc == 0)
nb_rx_desc = cap.max_nb_desc;
if (nb_rx_desc > cap.max_nb_desc) {
RTE_ETHDEV_LOG(ERR,
"Invalid value for nb_rx_desc(=%hu), should be: <= %hu",
nb_rx_desc, cap.max_nb_desc);
return -EINVAL;
}
if (conf->peer_count > cap.max_rx_2_tx) {
RTE_ETHDEV_LOG(ERR,
"Invalid value for number of peers for Rx queue(=%u), should be: <= %hu",
conf->peer_count, cap.max_rx_2_tx);
return -EINVAL;
}
if (conf->peer_count == 0) {
RTE_ETHDEV_LOG(ERR,
"Invalid value for number of peers for Rx queue(=%u), should be: > 0",
conf->peer_count);
return -EINVAL;
}
for (i = 0, count = 0; i < dev->data->nb_rx_queues &&
cap.max_nb_queues != UINT16_MAX; i++) {
if (i == rx_queue_id || rte_eth_dev_is_rx_hairpin_queue(dev, i))
count++;
}
if (count > cap.max_nb_queues) {
RTE_ETHDEV_LOG(ERR, "To many Rx hairpin queues max is %d",
cap.max_nb_queues);
return -EINVAL;
}
if (dev->data->dev_started)
return -EBUSY;
rxq = dev->data->rx_queues;
if (rxq[rx_queue_id] != NULL) {
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_release,
-ENOTSUP);
(*dev->dev_ops->rx_queue_release)(rxq[rx_queue_id]);
rxq[rx_queue_id] = NULL;
}
ret = (*dev->dev_ops->rx_hairpin_queue_setup)(dev, rx_queue_id,
nb_rx_desc, conf);
if (ret == 0)
dev->data->rx_queue_state[rx_queue_id] =
RTE_ETH_QUEUE_STATE_HAIRPIN;
return eth_err(port_id, ret);
}
int
rte_eth_tx_queue_setup(uint16_t port_id, uint16_t tx_queue_id,
uint16_t nb_tx_desc, unsigned int socket_id,
const struct rte_eth_txconf *tx_conf)
{
struct rte_eth_dev *dev;
struct rte_eth_dev_info dev_info;
struct rte_eth_txconf local_conf;
void **txq;
int ret;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
if (tx_queue_id >= dev->data->nb_tx_queues) {
RTE_ETHDEV_LOG(ERR, "Invalid TX queue_id=%u\n", tx_queue_id);
return -EINVAL;
}
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_setup, -ENOTSUP);
ret = rte_eth_dev_info_get(port_id, &dev_info);
if (ret != 0)
return ret;
/* Use default specified by driver, if nb_tx_desc is zero */
if (nb_tx_desc == 0) {
nb_tx_desc = dev_info.default_txportconf.ring_size;
/* If driver default is zero, fall back on EAL default */
if (nb_tx_desc == 0)
nb_tx_desc = RTE_ETH_DEV_FALLBACK_TX_RINGSIZE;
}
if (nb_tx_desc > dev_info.tx_desc_lim.nb_max ||
nb_tx_desc < dev_info.tx_desc_lim.nb_min ||
nb_tx_desc % dev_info.tx_desc_lim.nb_align != 0) {
RTE_ETHDEV_LOG(ERR,
"Invalid value for nb_tx_desc(=%hu), should be: <= %hu, >= %hu, and a product of %hu\n",
nb_tx_desc, dev_info.tx_desc_lim.nb_max,
dev_info.tx_desc_lim.nb_min,
dev_info.tx_desc_lim.nb_align);
return -EINVAL;
}
if (dev->data->dev_started &&
!(dev_info.dev_capa &
RTE_ETH_DEV_CAPA_RUNTIME_TX_QUEUE_SETUP))
return -EBUSY;
if (dev->data->dev_started &&
(dev->data->tx_queue_state[tx_queue_id] !=
RTE_ETH_QUEUE_STATE_STOPPED))
return -EBUSY;
txq = dev->data->tx_queues;
if (txq[tx_queue_id]) {
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_release,
-ENOTSUP);
(*dev->dev_ops->tx_queue_release)(txq[tx_queue_id]);
txq[tx_queue_id] = NULL;
}
if (tx_conf == NULL)
tx_conf = &dev_info.default_txconf;
local_conf = *tx_conf;
/*
* If an offloading has already been enabled in
* rte_eth_dev_configure(), it has been enabled on all queues,
* so there is no need to enable it in this queue again.
* The local_conf.offloads input to underlying PMD only carries
* those offloadings which are only enabled on this queue and
* not enabled on all queues.
*/
local_conf.offloads &= ~dev->data->dev_conf.txmode.offloads;
/*
* New added offloadings for this queue are those not enabled in
* rte_eth_dev_configure() and they must be per-queue type.
* A pure per-port offloading can't be enabled on a queue while
* disabled on another queue. A pure per-port offloading can't
* be enabled for any queue as new added one if it hasn't been
* enabled in rte_eth_dev_configure().
*/
if ((local_conf.offloads & dev_info.tx_queue_offload_capa) !=
local_conf.offloads) {
RTE_ETHDEV_LOG(ERR,
"Ethdev port_id=%d tx_queue_id=%d, new added offloads 0x%"PRIx64" must be "
"within per-queue offload capabilities 0x%"PRIx64" in %s()\n",
port_id, tx_queue_id, local_conf.offloads,
dev_info.tx_queue_offload_capa,
__func__);
return -EINVAL;
}
rte_ethdev_trace_txq_setup(port_id, tx_queue_id, nb_tx_desc, tx_conf);
return eth_err(port_id, (*dev->dev_ops->tx_queue_setup)(dev,
tx_queue_id, nb_tx_desc, socket_id, &local_conf));
}
int
rte_eth_tx_hairpin_queue_setup(uint16_t port_id, uint16_t tx_queue_id,
uint16_t nb_tx_desc,
const struct rte_eth_hairpin_conf *conf)
{
struct rte_eth_dev *dev;
struct rte_eth_hairpin_cap cap;
void **txq;
int i;
int count;
int ret;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
if (tx_queue_id >= dev->data->nb_tx_queues) {
RTE_ETHDEV_LOG(ERR, "Invalid TX queue_id=%u\n", tx_queue_id);
return -EINVAL;
}
if (conf == NULL) {
RTE_ETHDEV_LOG(ERR,
"Cannot setup ethdev port %u Tx hairpin queue from NULL config\n",
port_id);
return -EINVAL;
}
ret = rte_eth_dev_hairpin_capability_get(port_id, &cap);
if (ret != 0)
return ret;
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_hairpin_queue_setup,
-ENOTSUP);
/* if nb_rx_desc is zero use max number of desc from the driver. */
if (nb_tx_desc == 0)
nb_tx_desc = cap.max_nb_desc;
if (nb_tx_desc > cap.max_nb_desc) {
RTE_ETHDEV_LOG(ERR,
"Invalid value for nb_tx_desc(=%hu), should be: <= %hu",
nb_tx_desc, cap.max_nb_desc);
return -EINVAL;
}
if (conf->peer_count > cap.max_tx_2_rx) {
RTE_ETHDEV_LOG(ERR,
"Invalid value for number of peers for Tx queue(=%u), should be: <= %hu",
conf->peer_count, cap.max_tx_2_rx);
return -EINVAL;
}
if (conf->peer_count == 0) {
RTE_ETHDEV_LOG(ERR,
"Invalid value for number of peers for Tx queue(=%u), should be: > 0",
conf->peer_count);
return -EINVAL;
}
for (i = 0, count = 0; i < dev->data->nb_tx_queues &&
cap.max_nb_queues != UINT16_MAX; i++) {
if (i == tx_queue_id || rte_eth_dev_is_tx_hairpin_queue(dev, i))
count++;
}
if (count > cap.max_nb_queues) {
RTE_ETHDEV_LOG(ERR, "To many Tx hairpin queues max is %d",
cap.max_nb_queues);
return -EINVAL;
}
if (dev->data->dev_started)
return -EBUSY;
txq = dev->data->tx_queues;
if (txq[tx_queue_id] != NULL) {
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_release,
-ENOTSUP);
(*dev->dev_ops->tx_queue_release)(txq[tx_queue_id]);
txq[tx_queue_id] = NULL;
}
ret = (*dev->dev_ops->tx_hairpin_queue_setup)
(dev, tx_queue_id, nb_tx_desc, conf);
if (ret == 0)
dev->data->tx_queue_state[tx_queue_id] =
RTE_ETH_QUEUE_STATE_HAIRPIN;
return eth_err(port_id, ret);
}
int
rte_eth_hairpin_bind(uint16_t tx_port, uint16_t rx_port)
{
struct rte_eth_dev *dev;
int ret;
RTE_ETH_VALID_PORTID_OR_ERR_RET(tx_port, -ENODEV);
dev = &rte_eth_devices[tx_port];
if (dev->data->dev_started == 0) {
RTE_ETHDEV_LOG(ERR, "Tx port %d is not started\n", tx_port);
return -EBUSY;
}
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->hairpin_bind, -ENOTSUP);
ret = (*dev->dev_ops->hairpin_bind)(dev, rx_port);
if (ret != 0)
RTE_ETHDEV_LOG(ERR, "Failed to bind hairpin Tx %d"
" to Rx %d (%d - all ports)\n",
tx_port, rx_port, RTE_MAX_ETHPORTS);
return ret;
}
int
rte_eth_hairpin_unbind(uint16_t tx_port, uint16_t rx_port)
{
struct rte_eth_dev *dev;
int ret;
RTE_ETH_VALID_PORTID_OR_ERR_RET(tx_port, -ENODEV);
dev = &rte_eth_devices[tx_port];
if (dev->data->dev_started == 0) {
RTE_ETHDEV_LOG(ERR, "Tx port %d is already stopped\n", tx_port);
return -EBUSY;
}
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->hairpin_unbind, -ENOTSUP);
ret = (*dev->dev_ops->hairpin_unbind)(dev, rx_port);
if (ret != 0)
RTE_ETHDEV_LOG(ERR, "Failed to unbind hairpin Tx %d"
" from Rx %d (%d - all ports)\n",
tx_port, rx_port, RTE_MAX_ETHPORTS);
return ret;
}
int
rte_eth_hairpin_get_peer_ports(uint16_t port_id, uint16_t *peer_ports,
size_t len, uint32_t direction)
{
struct rte_eth_dev *dev;
int ret;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
if (peer_ports == NULL) {
RTE_ETHDEV_LOG(ERR,
"Cannot get ethdev port %u hairpin peer ports to NULL\n",
port_id);
return -EINVAL;
}
if (len == 0) {
RTE_ETHDEV_LOG(ERR,
"Cannot get ethdev port %u hairpin peer ports to array with zero size\n",
port_id);
return -EINVAL;
}
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->hairpin_get_peer_ports,
-ENOTSUP);
ret = (*dev->dev_ops->hairpin_get_peer_ports)(dev, peer_ports,
len, direction);
if (ret < 0)
RTE_ETHDEV_LOG(ERR, "Failed to get %d hairpin peer %s ports\n",
port_id, direction ? "Rx" : "Tx");
return ret;
}
void
rte_eth_tx_buffer_drop_callback(struct rte_mbuf **pkts, uint16_t unsent,
void *userdata __rte_unused)
{
rte_pktmbuf_free_bulk(pkts, unsent);
}
void
rte_eth_tx_buffer_count_callback(struct rte_mbuf **pkts, uint16_t unsent,
void *userdata)
{
uint64_t *count = userdata;
rte_pktmbuf_free_bulk(pkts, unsent);
*count += unsent;
}
int
rte_eth_tx_buffer_set_err_callback(struct rte_eth_dev_tx_buffer *buffer,
buffer_tx_error_fn cbfn, void *userdata)
{
if (buffer == NULL) {
RTE_ETHDEV_LOG(ERR,
"Cannot set Tx buffer error callback to NULL buffer\n");
return -EINVAL;
}
buffer->error_callback = cbfn;
buffer->error_userdata = userdata;
return 0;
}
int
rte_eth_tx_buffer_init(struct rte_eth_dev_tx_buffer *buffer, uint16_t size)
{
int ret = 0;
if (buffer == NULL) {
RTE_ETHDEV_LOG(ERR, "Cannot initialize NULL buffer\n");
return -EINVAL;
}
buffer->size = size;
if (buffer->error_callback == NULL) {
ret = rte_eth_tx_buffer_set_err_callback(
buffer, rte_eth_tx_buffer_drop_callback, NULL);
}
return ret;
}
int
rte_eth_tx_done_cleanup(uint16_t port_id, uint16_t queue_id, uint32_t free_cnt)
{
struct rte_eth_dev *dev;
int ret;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_done_cleanup, -ENOTSUP);
/* Call driver to free pending mbufs. */
ret = (*dev->dev_ops->tx_done_cleanup)(dev->data->tx_queues[queue_id],
free_cnt);
return eth_err(port_id, ret);
}
int
rte_eth_promiscuous_enable(uint16_t port_id)
{
struct rte_eth_dev *dev;
int diag = 0;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
if (dev->data->promiscuous == 1)
return 0;
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->promiscuous_enable, -ENOTSUP);
diag = (*dev->dev_ops->promiscuous_enable)(dev);
dev->data->promiscuous = (diag == 0) ? 1 : 0;
return eth_err(port_id, diag);
}
int
rte_eth_promiscuous_disable(uint16_t port_id)
{
struct rte_eth_dev *dev;
int diag = 0;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
if (dev->data->promiscuous == 0)
return 0;
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->promiscuous_disable, -ENOTSUP);
dev->data->promiscuous = 0;
diag = (*dev->dev_ops->promiscuous_disable)(dev);
if (diag != 0)
dev->data->promiscuous = 1;
return eth_err(port_id, diag);
}
int
rte_eth_promiscuous_get(uint16_t port_id)
{
struct rte_eth_dev *dev;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
return dev->data->promiscuous;
}
int
rte_eth_allmulticast_enable(uint16_t port_id)
{
struct rte_eth_dev *dev;
int diag;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
if (dev->data->all_multicast == 1)
return 0;
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->allmulticast_enable, -ENOTSUP);
diag = (*dev->dev_ops->allmulticast_enable)(dev);
dev->data->all_multicast = (diag == 0) ? 1 : 0;
return eth_err(port_id, diag);
}
int
rte_eth_allmulticast_disable(uint16_t port_id)
{
struct rte_eth_dev *dev;
int diag;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
if (dev->data->all_multicast == 0)
return 0;
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->allmulticast_disable, -ENOTSUP);
dev->data->all_multicast = 0;
diag = (*dev->dev_ops->allmulticast_disable)(dev);
if (diag != 0)
dev->data->all_multicast = 1;
return eth_err(port_id, diag);
}
int
rte_eth_allmulticast_get(uint16_t port_id)
{
struct rte_eth_dev *dev;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
return dev->data->all_multicast;
}
int
rte_eth_link_get(uint16_t port_id, struct rte_eth_link *eth_link)
{
struct rte_eth_dev *dev;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
if (eth_link == NULL) {
RTE_ETHDEV_LOG(ERR, "Cannot get ethdev port %u link to NULL\n",
port_id);
return -EINVAL;
}
if (dev->data->dev_conf.intr_conf.lsc && dev->data->dev_started)
rte_eth_linkstatus_get(dev, eth_link);
else {
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->link_update, -ENOTSUP);
(*dev->dev_ops->link_update)(dev, 1);
*eth_link = dev->data->dev_link;
}
return 0;
}
int
rte_eth_link_get_nowait(uint16_t port_id, struct rte_eth_link *eth_link)
{
struct rte_eth_dev *dev;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
if (eth_link == NULL) {
RTE_ETHDEV_LOG(ERR, "Cannot get ethdev port %u link to NULL\n",
port_id);
return -EINVAL;
}
if (dev->data->dev_conf.intr_conf.lsc && dev->data->dev_started)
rte_eth_linkstatus_get(dev, eth_link);
else {
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->link_update, -ENOTSUP);
(*dev->dev_ops->link_update)(dev, 0);
*eth_link = dev->data->dev_link;
}
return 0;
}
const char *
rte_eth_link_speed_to_str(uint32_t link_speed)
{
switch (link_speed) {
case ETH_SPEED_NUM_NONE: return "None";
case ETH_SPEED_NUM_10M: return "10 Mbps";
case ETH_SPEED_NUM_100M: return "100 Mbps";
case ETH_SPEED_NUM_1G: return "1 Gbps";
case ETH_SPEED_NUM_2_5G: return "2.5 Gbps";
case ETH_SPEED_NUM_5G: return "5 Gbps";
case ETH_SPEED_NUM_10G: return "10 Gbps";
case ETH_SPEED_NUM_20G: return "20 Gbps";
case ETH_SPEED_NUM_25G: return "25 Gbps";
case ETH_SPEED_NUM_40G: return "40 Gbps";
case ETH_SPEED_NUM_50G: return "50 Gbps";
case ETH_SPEED_NUM_56G: return "56 Gbps";
case ETH_SPEED_NUM_100G: return "100 Gbps";
case ETH_SPEED_NUM_200G: return "200 Gbps";
case ETH_SPEED_NUM_UNKNOWN: return "Unknown";
default: return "Invalid";
}
}
int
rte_eth_link_to_str(char *str, size_t len, const struct rte_eth_link *eth_link)
{
if (str == NULL) {
RTE_ETHDEV_LOG(ERR, "Cannot convert link to NULL string\n");
return -EINVAL;
}
if (len == 0) {
RTE_ETHDEV_LOG(ERR,
"Cannot convert link to string with zero size\n");
return -EINVAL;
}
if (eth_link == NULL) {
RTE_ETHDEV_LOG(ERR, "Cannot convert to string from NULL link\n");
return -EINVAL;
}
if (eth_link->link_status == ETH_LINK_DOWN)
return snprintf(str, len, "Link down");
else
return snprintf(str, len, "Link up at %s %s %s",
rte_eth_link_speed_to_str(eth_link->link_speed),
(eth_link->link_duplex == ETH_LINK_FULL_DUPLEX) ?
"FDX" : "HDX",
(eth_link->link_autoneg == ETH_LINK_AUTONEG) ?
"Autoneg" : "Fixed");
}
int
rte_eth_stats_get(uint16_t port_id, struct rte_eth_stats *stats)
{
struct rte_eth_dev *dev;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
if (stats == NULL) {
RTE_ETHDEV_LOG(ERR, "Cannot get ethdev port %u stats to NULL\n",
port_id);
return -EINVAL;
}
memset(stats, 0, sizeof(*stats));
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->stats_get, -ENOTSUP);
stats->rx_nombuf = dev->data->rx_mbuf_alloc_failed;
return eth_err(port_id, (*dev->dev_ops->stats_get)(dev, stats));
}
int
rte_eth_stats_reset(uint16_t port_id)
{
struct rte_eth_dev *dev;
int ret;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->stats_reset, -ENOTSUP);
ret = (*dev->dev_ops->stats_reset)(dev);
if (ret != 0)
return eth_err(port_id, ret);
dev->data->rx_mbuf_alloc_failed = 0;
return 0;
}
static inline int
eth_dev_get_xstats_basic_count(struct rte_eth_dev *dev)
{
uint16_t nb_rxqs, nb_txqs;
int count;
nb_rxqs = RTE_MIN(dev->data->nb_rx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS);
nb_txqs = RTE_MIN(dev->data->nb_tx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS);
count = RTE_NB_STATS;
if (dev->data->dev_flags & RTE_ETH_DEV_AUTOFILL_QUEUE_XSTATS) {
count += nb_rxqs * RTE_NB_RXQ_STATS;
count += nb_txqs * RTE_NB_TXQ_STATS;
}
return count;
}
static int
eth_dev_get_xstats_count(uint16_t port_id)
{
struct rte_eth_dev *dev;
int count;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
if (dev->dev_ops->xstats_get_names_by_id != NULL) {
count = (*dev->dev_ops->xstats_get_names_by_id)(dev, NULL,
NULL, 0);
if (count < 0)
return eth_err(port_id, count);
}
if (dev->dev_ops->xstats_get_names != NULL) {
count = (*dev->dev_ops->xstats_get_names)(dev, NULL, 0);
if (count < 0)
return eth_err(port_id, count);
} else
count = 0;
count += eth_dev_get_xstats_basic_count(dev);
return count;
}
int
rte_eth_xstats_get_id_by_name(uint16_t port_id, const char *xstat_name,
uint64_t *id)
{
int cnt_xstats, idx_xstat;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
if (xstat_name == NULL) {
RTE_ETHDEV_LOG(ERR,
"Cannot get ethdev port %u xstats ID from NULL xstat name\n",
port_id);
return -ENOMEM;
}
if (id == NULL) {
RTE_ETHDEV_LOG(ERR,
"Cannot get ethdev port %u xstats ID to NULL\n",
port_id);
return -ENOMEM;
}
/* Get count */
cnt_xstats = rte_eth_xstats_get_names_by_id(port_id, NULL, 0, NULL);
if (cnt_xstats < 0) {
RTE_ETHDEV_LOG(ERR, "Cannot get count of xstats\n");
return -ENODEV;
}
/* Get id-name lookup table */
struct rte_eth_xstat_name xstats_names[cnt_xstats];
if (cnt_xstats != rte_eth_xstats_get_names_by_id(
port_id, xstats_names, cnt_xstats, NULL)) {
RTE_ETHDEV_LOG(ERR, "Cannot get xstats lookup\n");
return -1;
}
for (idx_xstat = 0; idx_xstat < cnt_xstats; idx_xstat++) {
if (!strcmp(xstats_names[idx_xstat].name, xstat_name)) {
*id = idx_xstat;
return 0;
};
}
return -EINVAL;
}
/* retrieve basic stats names */
static int
eth_basic_stats_get_names(struct rte_eth_dev *dev,
struct rte_eth_xstat_name *xstats_names)
{
int cnt_used_entries = 0;
uint32_t idx, id_queue;
uint16_t num_q;
for (idx = 0; idx < RTE_NB_STATS; idx++) {
strlcpy(xstats_names[cnt_used_entries].name,
eth_dev_stats_strings[idx].name,
sizeof(xstats_names[0].name));
cnt_used_entries++;
}
if ((dev->data->dev_flags & RTE_ETH_DEV_AUTOFILL_QUEUE_XSTATS) == 0)
return cnt_used_entries;
num_q = RTE_MIN(dev->data->nb_rx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS);
for (id_queue = 0; id_queue < num_q; id_queue++) {
for (idx = 0; idx < RTE_NB_RXQ_STATS; idx++) {
snprintf(xstats_names[cnt_used_entries].name,
sizeof(xstats_names[0].name),
"rx_q%u_%s",
id_queue, eth_dev_rxq_stats_strings[idx].name);
cnt_used_entries++;
}
}
num_q = RTE_MIN(dev->data->nb_tx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS);
for (id_queue = 0; id_queue < num_q; id_queue++) {
for (idx = 0; idx < RTE_NB_TXQ_STATS; idx++) {
snprintf(xstats_names[cnt_used_entries].name,
sizeof(xstats_names[0].name),
"tx_q%u_%s",
id_queue, eth_dev_txq_stats_strings[idx].name);
cnt_used_entries++;
}
}
return cnt_used_entries;
}
/* retrieve ethdev extended statistics names */
int
rte_eth_xstats_get_names_by_id(uint16_t port_id,
struct rte_eth_xstat_name *xstats_names, unsigned int size,
uint64_t *ids)
{
struct rte_eth_xstat_name *xstats_names_copy;
unsigned int no_basic_stat_requested = 1;
unsigned int no_ext_stat_requested = 1;
unsigned int expected_entries;
unsigned int basic_count;
struct rte_eth_dev *dev;
unsigned int i;
int ret;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
basic_count = eth_dev_get_xstats_basic_count(dev);
ret = eth_dev_get_xstats_count(port_id);
if (ret < 0)
return ret;
expected_entries = (unsigned int)ret;
/* Return max number of stats if no ids given */
if (!ids) {
if (!xstats_names)
return expected_entries;
else if (xstats_names && size < expected_entries)
return expected_entries;
}
if (ids && !xstats_names)
return -EINVAL;
if (ids && dev->dev_ops->xstats_get_names_by_id != NULL && size > 0) {
uint64_t ids_copy[size];
for (i = 0; i < size; i++) {
if (ids[i] < basic_count) {
no_basic_stat_requested = 0;
break;
}
/*
* Convert ids to xstats ids that PMD knows.
* ids known by user are basic + extended stats.
*/
ids_copy[i] = ids[i] - basic_count;
}
if (no_basic_stat_requested)
return (*dev->dev_ops->xstats_get_names_by_id)(dev,
xstats_names, ids_copy, size);
}
/* Retrieve all stats */
if (!ids) {
int num_stats = rte_eth_xstats_get_names(port_id, xstats_names,
expected_entries);
if (num_stats < 0 || num_stats > (int)expected_entries)
return num_stats;
else
return expected_entries;
}
xstats_names_copy = calloc(expected_entries,
sizeof(struct rte_eth_xstat_name));
if (!xstats_names_copy) {
RTE_ETHDEV_LOG(ERR, "Can't allocate memory\n");
return -ENOMEM;
}
if (ids) {
for (i = 0; i < size; i++) {
if (ids[i] >= basic_count) {
no_ext_stat_requested = 0;
break;
}
}
}
/* Fill xstats_names_copy structure */
if (ids && no_ext_stat_requested) {
eth_basic_stats_get_names(dev, xstats_names_copy);
} else {
ret = rte_eth_xstats_get_names(port_id, xstats_names_copy,
expected_entries);
if (ret < 0) {
free(xstats_names_copy);
return ret;
}
}
/* Filter stats */
for (i = 0; i < size; i++) {
if (ids[i] >= expected_entries) {
RTE_ETHDEV_LOG(ERR, "Id value isn't valid\n");
free(xstats_names_copy);
return -1;
}
xstats_names[i] = xstats_names_copy[ids[i]];
}
free(xstats_names_copy);
return size;
}
int
rte_eth_xstats_get_names(uint16_t port_id,
struct rte_eth_xstat_name *xstats_names,
unsigned int size)
{
struct rte_eth_dev *dev;
int cnt_used_entries;
int cnt_expected_entries;
int cnt_driver_entries;
cnt_expected_entries = eth_dev_get_xstats_count(port_id);
if (xstats_names == NULL || cnt_expected_entries < 0 ||
(int)size < cnt_expected_entries)
return cnt_expected_entries;
/* port_id checked in eth_dev_get_xstats_count() */
dev = &rte_eth_devices[port_id];
cnt_used_entries = eth_basic_stats_get_names(dev, xstats_names);
if (dev->dev_ops->xstats_get_names != NULL) {
/* If there are any driver-specific xstats, append them
* to end of list.
*/
cnt_driver_entries = (*dev->dev_ops->xstats_get_names)(
dev,
xstats_names + cnt_used_entries,
size - cnt_used_entries);
if (cnt_driver_entries < 0)
return eth_err(port_id, cnt_driver_entries);
cnt_used_entries += cnt_driver_entries;
}
return cnt_used_entries;
}
static int
eth_basic_stats_get(uint16_t port_id, struct rte_eth_xstat *xstats)
{
struct rte_eth_dev *dev;
struct rte_eth_stats eth_stats;
unsigned int count = 0, i, q;
uint64_t val, *stats_ptr;
uint16_t nb_rxqs, nb_txqs;
int ret;
ret = rte_eth_stats_get(port_id, &eth_stats);
if (ret < 0)
return ret;
dev = &rte_eth_devices[port_id];
nb_rxqs = RTE_MIN(dev->data->nb_rx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS);
nb_txqs = RTE_MIN(dev->data->nb_tx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS);
/* global stats */
for (i = 0; i < RTE_NB_STATS; i++) {
stats_ptr = RTE_PTR_ADD(&eth_stats,
eth_dev_stats_strings[i].offset);
val = *stats_ptr;
xstats[count++].value = val;
}
if ((dev->data->dev_flags & RTE_ETH_DEV_AUTOFILL_QUEUE_XSTATS) == 0)
return count;
/* per-rxq stats */
for (q = 0; q < nb_rxqs; q++) {
for (i = 0; i < RTE_NB_RXQ_STATS; i++) {
stats_ptr = RTE_PTR_ADD(&eth_stats,
eth_dev_rxq_stats_strings[i].offset +
q * sizeof(uint64_t));
val = *stats_ptr;
xstats[count++].value = val;
}
}
/* per-txq stats */
for (q = 0; q < nb_txqs; q++) {
for (i = 0; i < RTE_NB_TXQ_STATS; i++) {
stats_ptr = RTE_PTR_ADD(&eth_stats,
eth_dev_txq_stats_strings[i].offset +
q * sizeof(uint64_t));
val = *stats_ptr;
xstats[count++].value = val;
}
}
return count;
}
/* retrieve ethdev extended statistics */
int
rte_eth_xstats_get_by_id(uint16_t port_id, const uint64_t *ids,
uint64_t *values, unsigned int size)
{
unsigned int no_basic_stat_requested = 1;
unsigned int no_ext_stat_requested = 1;
unsigned int num_xstats_filled;
unsigned int basic_count;
uint16_t expected_entries;
struct rte_eth_dev *dev;
unsigned int i;
int ret;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
ret = eth_dev_get_xstats_count(port_id);
if (ret < 0)
return ret;
expected_entries = (uint16_t)ret;
struct rte_eth_xstat xstats[expected_entries];
basic_count = eth_dev_get_xstats_basic_count(dev);
/* Return max number of stats if no ids given */
if (!ids) {
if (!values)
return expected_entries;
else if (values && size < expected_entries)
return expected_entries;
}
if (ids && !values)
return -EINVAL;
if (ids && dev->dev_ops->xstats_get_by_id != NULL && size) {
unsigned int basic_count = eth_dev_get_xstats_basic_count(dev);
uint64_t ids_copy[size];
for (i = 0; i < size; i++) {
if (ids[i] < basic_count) {
no_basic_stat_requested = 0;
break;
}
/*
* Convert ids to xstats ids that PMD knows.
* ids known by user are basic + extended stats.
*/
ids_copy[i] = ids[i] - basic_count;
}
if (no_basic_stat_requested)
return (*dev->dev_ops->xstats_get_by_id)(dev, ids_copy,
values, size);
}
if (ids) {
for (i = 0; i < size; i++) {
if (ids[i] >= basic_count) {
no_ext_stat_requested = 0;
break;
}
}
}
/* Fill the xstats structure */
if (ids && no_ext_stat_requested)
ret = eth_basic_stats_get(port_id, xstats);
else
ret = rte_eth_xstats_get(port_id, xstats, expected_entries);
if (ret < 0)
return ret;
num_xstats_filled = (unsigned int)ret;
/* Return all stats */
if (!ids) {
for (i = 0; i < num_xstats_filled; i++)
values[i] = xstats[i].value;
return expected_entries;
}
/* Filter stats */
for (i = 0; i < size; i++) {
if (ids[i] >= expected_entries) {
RTE_ETHDEV_LOG(ERR, "Id value isn't valid\n");
return -1;
}
values[i] = xstats[ids[i]].value;
}
return size;
}
int
rte_eth_xstats_get(uint16_t port_id, struct rte_eth_xstat *xstats,
unsigned int n)
{
struct rte_eth_dev *dev;
unsigned int count = 0, i;
signed int xcount = 0;
uint16_t nb_rxqs, nb_txqs;
int ret;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
nb_rxqs = RTE_MIN(dev->data->nb_rx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS);
nb_txqs = RTE_MIN(dev->data->nb_tx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS);
/* Return generic statistics */
count = RTE_NB_STATS;
if (dev->data->dev_flags & RTE_ETH_DEV_AUTOFILL_QUEUE_XSTATS)
count += (nb_rxqs * RTE_NB_RXQ_STATS) + (nb_txqs * RTE_NB_TXQ_STATS);
/* implemented by the driver */
if (dev->dev_ops->xstats_get != NULL) {
/* Retrieve the xstats from the driver at the end of the
* xstats struct.
*/
xcount = (*dev->dev_ops->xstats_get)(dev,
xstats ? xstats + count : NULL,
(n > count) ? n - count : 0);
if (xcount < 0)
return eth_err(port_id, xcount);
}
if (n < count + xcount || xstats == NULL)
return count + xcount;
/* now fill the xstats structure */
ret = eth_basic_stats_get(port_id, xstats);
if (ret < 0)
return ret;
count = ret;
for (i = 0; i < count; i++)
xstats[i].id = i;
/* add an offset to driver-specific stats */
for ( ; i < count + xcount; i++)
xstats[i].id += count;
return count + xcount;
}
/* reset ethdev extended statistics */
int
rte_eth_xstats_reset(uint16_t port_id)
{
struct rte_eth_dev *dev;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
/* implemented by the driver */
if (dev->dev_ops->xstats_reset != NULL)
return eth_err(port_id, (*dev->dev_ops->xstats_reset)(dev));
/* fallback to default */
return rte_eth_stats_reset(port_id);
}
static int
eth_dev_set_queue_stats_mapping(uint16_t port_id, uint16_t queue_id,
uint8_t stat_idx, uint8_t is_rx)
{
struct rte_eth_dev *dev;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
if (is_rx && (queue_id >= dev->data->nb_rx_queues))
return -EINVAL;
if (!is_rx && (queue_id >= dev->data->nb_tx_queues))
return -EINVAL;
if (stat_idx >= RTE_ETHDEV_QUEUE_STAT_CNTRS)
return -EINVAL;
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_stats_mapping_set, -ENOTSUP);
return (*dev->dev_ops->queue_stats_mapping_set) (dev, queue_id, stat_idx, is_rx);
}
int
rte_eth_dev_set_tx_queue_stats_mapping(uint16_t port_id, uint16_t tx_queue_id,
uint8_t stat_idx)
{
return eth_err(port_id, eth_dev_set_queue_stats_mapping(port_id,
tx_queue_id,
stat_idx, STAT_QMAP_TX));
}
int
rte_eth_dev_set_rx_queue_stats_mapping(uint16_t port_id, uint16_t rx_queue_id,
uint8_t stat_idx)
{
return eth_err(port_id, eth_dev_set_queue_stats_mapping(port_id,
rx_queue_id,
stat_idx, STAT_QMAP_RX));
}
int
rte_eth_dev_fw_version_get(uint16_t port_id, char *fw_version, size_t fw_size)
{
struct rte_eth_dev *dev;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
if (fw_version == NULL && fw_size > 0) {
RTE_ETHDEV_LOG(ERR,
"Cannot get ethdev port %u FW version to NULL when string size is non zero\n",
port_id);
return -EINVAL;
}
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->fw_version_get, -ENOTSUP);
return eth_err(port_id, (*dev->dev_ops->fw_version_get)(dev,
fw_version, fw_size));
}
int
rte_eth_dev_info_get(uint16_t port_id, struct rte_eth_dev_info *dev_info)
{
struct rte_eth_dev *dev;
const struct rte_eth_desc_lim lim = {
.nb_max = UINT16_MAX,
.nb_min = 0,
.nb_align = 1,
.nb_seg_max = UINT16_MAX,
.nb_mtu_seg_max = UINT16_MAX,
};
int diag;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
if (dev_info == NULL) {
RTE_ETHDEV_LOG(ERR, "Cannot get ethdev port %u info to NULL\n",
port_id);
return -EINVAL;
}
/*
* Init dev_info before port_id check since caller does not have
* return status and does not know if get is successful or not.
*/
memset(dev_info, 0, sizeof(struct rte_eth_dev_info));
dev_info->switch_info.domain_id = RTE_ETH_DEV_SWITCH_DOMAIN_ID_INVALID;
dev_info->rx_desc_lim = lim;
dev_info->tx_desc_lim = lim;
dev_info->device = dev->device;
dev_info->min_mtu = RTE_ETHER_MIN_MTU;
dev_info->max_mtu = UINT16_MAX;
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
diag = (*dev->dev_ops->dev_infos_get)(dev, dev_info);
if (diag != 0) {
/* Cleanup already filled in device information */
memset(dev_info, 0, sizeof(struct rte_eth_dev_info));
return eth_err(port_id, diag);
}
/* Maximum number of queues should be <= RTE_MAX_QUEUES_PER_PORT */
dev_info->max_rx_queues = RTE_MIN(dev_info->max_rx_queues,
RTE_MAX_QUEUES_PER_PORT);
dev_info->max_tx_queues = RTE_MIN(dev_info->max_tx_queues,
RTE_MAX_QUEUES_PER_PORT);
dev_info->driver_name = dev->device->driver->name;
dev_info->nb_rx_queues = dev->data->nb_rx_queues;
dev_info->nb_tx_queues = dev->data->nb_tx_queues;
dev_info->dev_flags = &dev->data->dev_flags;
return 0;
}
int
rte_eth_dev_get_supported_ptypes(uint16_t port_id, uint32_t ptype_mask,
uint32_t *ptypes, int num)
{
int i, j;
struct rte_eth_dev *dev;
const uint32_t *all_ptypes;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
if (ptypes == NULL && num > 0) {
RTE_ETHDEV_LOG(ERR,
"Cannot get ethdev port %u supported packet types to NULL when array size is non zero\n",
port_id);
return -EINVAL;
}
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_supported_ptypes_get, 0);
all_ptypes = (*dev->dev_ops->dev_supported_ptypes_get)(dev);
if (!all_ptypes)
return 0;
for (i = 0, j = 0; all_ptypes[i] != RTE_PTYPE_UNKNOWN; ++i)
if (all_ptypes[i] & ptype_mask) {
if (j < num)
ptypes[j] = all_ptypes[i];
j++;
}
return j;
}
int
rte_eth_dev_set_ptypes(uint16_t port_id, uint32_t ptype_mask,
uint32_t *set_ptypes, unsigned int num)
{
const uint32_t valid_ptype_masks[] = {
RTE_PTYPE_L2_MASK,
RTE_PTYPE_L3_MASK,
RTE_PTYPE_L4_MASK,
RTE_PTYPE_TUNNEL_MASK,
RTE_PTYPE_INNER_L2_MASK,
RTE_PTYPE_INNER_L3_MASK,
RTE_PTYPE_INNER_L4_MASK,
};
const uint32_t *all_ptypes;
struct rte_eth_dev *dev;
uint32_t unused_mask;
unsigned int i, j;
int ret;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
if (num > 0 && set_ptypes == NULL) {
RTE_ETHDEV_LOG(ERR,
"Cannot get ethdev port %u set packet types to NULL when array size is non zero\n",
port_id);
return -EINVAL;
}
if (*dev->dev_ops->dev_supported_ptypes_get == NULL ||
*dev->dev_ops->dev_ptypes_set == NULL) {
ret = 0;
goto ptype_unknown;
}
if (ptype_mask == 0) {
ret = (*dev->dev_ops->dev_ptypes_set)(dev,
ptype_mask);
goto ptype_unknown;
}
unused_mask = ptype_mask;
for (i = 0; i < RTE_DIM(valid_ptype_masks); i++) {
uint32_t mask = ptype_mask & valid_ptype_masks[i];
if (mask && mask != valid_ptype_masks[i]) {
ret = -EINVAL;
goto ptype_unknown;
}
unused_mask &= ~valid_ptype_masks[i];
}
if (unused_mask) {
ret = -EINVAL;
goto ptype_unknown;
}
all_ptypes = (*dev->dev_ops->dev_supported_ptypes_get)(dev);
if (all_ptypes == NULL) {
ret = 0;
goto ptype_unknown;
}
/*
* Accommodate as many set_ptypes as possible. If the supplied
* set_ptypes array is insufficient fill it partially.
*/
for (i = 0, j = 0; set_ptypes != NULL &&
(all_ptypes[i] != RTE_PTYPE_UNKNOWN); ++i) {
if (ptype_mask & all_ptypes[i]) {
if (j < num - 1) {
set_ptypes[j] = all_ptypes[i];
j++;
continue;
}
break;
}
}
if (set_ptypes != NULL && j < num)
set_ptypes[j] = RTE_PTYPE_UNKNOWN;
return (*dev->dev_ops->dev_ptypes_set)(dev, ptype_mask);
ptype_unknown:
if (num > 0)
set_ptypes[0] = RTE_PTYPE_UNKNOWN;
return ret;
}
int
rte_eth_macaddr_get(uint16_t port_id, struct rte_ether_addr *mac_addr)
{
struct rte_eth_dev *dev;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
if (mac_addr == NULL) {
RTE_ETHDEV_LOG(ERR,
"Cannot get ethdev port %u MAC address to NULL\n",
port_id);
return -EINVAL;
}
rte_ether_addr_copy(&dev->data->mac_addrs[0], mac_addr);
return 0;
}
int
rte_eth_dev_get_mtu(uint16_t port_id, uint16_t *mtu)
{
struct rte_eth_dev *dev;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
if (mtu == NULL) {
RTE_ETHDEV_LOG(ERR, "Cannot get ethdev port %u MTU to NULL\n",
port_id);
return -EINVAL;
}
*mtu = dev->data->mtu;
return 0;
}
int
rte_eth_dev_set_mtu(uint16_t port_id, uint16_t mtu)
{
int ret;
struct rte_eth_dev_info dev_info;
struct rte_eth_dev *dev;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mtu_set, -ENOTSUP);
/*
* Check if the device supports dev_infos_get, if it does not
* skip min_mtu/max_mtu validation here as this requires values
* that are populated within the call to rte_eth_dev_info_get()
* which relies on dev->dev_ops->dev_infos_get.
*/
if (*dev->dev_ops->dev_infos_get != NULL) {
ret = rte_eth_dev_info_get(port_id, &dev_info);
if (ret != 0)
return ret;
if (mtu < dev_info.min_mtu || mtu > dev_info.max_mtu)
return -EINVAL;
}
ret = (*dev->dev_ops->mtu_set)(dev, mtu);
if (!ret)
dev->data->mtu = mtu;
return eth_err(port_id, ret);
}
int
rte_eth_dev_vlan_filter(uint16_t port_id, uint16_t vlan_id, int on)
{
struct rte_eth_dev *dev;
int ret;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
if (!(dev->data->dev_conf.rxmode.offloads &
DEV_RX_OFFLOAD_VLAN_FILTER)) {
RTE_ETHDEV_LOG(ERR, "Port %u: vlan-filtering disabled\n",
port_id);
return -ENOSYS;
}
if (vlan_id > 4095) {
RTE_ETHDEV_LOG(ERR, "Port_id=%u invalid vlan_id=%u > 4095\n",
port_id, vlan_id);
return -EINVAL;
}
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_filter_set, -ENOTSUP);
ret = (*dev->dev_ops->vlan_filter_set)(dev, vlan_id, on);
if (ret == 0) {
struct rte_vlan_filter_conf *vfc;
int vidx;
int vbit;
vfc = &dev->data->vlan_filter_conf;
vidx = vlan_id / 64;
vbit = vlan_id % 64;
if (on)
vfc->ids[vidx] |= UINT64_C(1) << vbit;
else
vfc->ids[vidx] &= ~(UINT64_C(1) << vbit);
}
return eth_err(port_id, ret);
}
int
rte_eth_dev_set_vlan_strip_on_queue(uint16_t port_id, uint16_t rx_queue_id,
int on)
{
struct rte_eth_dev *dev;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
if (rx_queue_id >= dev->data->nb_rx_queues) {
RTE_ETHDEV_LOG(ERR, "Invalid rx_queue_id=%u\n", rx_queue_id);
return -EINVAL;
}
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_strip_queue_set, -ENOTSUP);
(*dev->dev_ops->vlan_strip_queue_set)(dev, rx_queue_id, on);
return 0;
}
int
rte_eth_dev_set_vlan_ether_type(uint16_t port_id,
enum rte_vlan_type vlan_type,
uint16_t tpid)
{
struct rte_eth_dev *dev;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_tpid_set, -ENOTSUP);
return eth_err(port_id, (*dev->dev_ops->vlan_tpid_set)(dev, vlan_type,
tpid));
}
int
rte_eth_dev_set_vlan_offload(uint16_t port_id, int offload_mask)
{
struct rte_eth_dev_info dev_info;
struct rte_eth_dev *dev;
int ret = 0;
int mask = 0;
int cur, org = 0;
uint64_t orig_offloads;
uint64_t dev_offloads;
uint64_t new_offloads;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
/* save original values in case of failure */
orig_offloads = dev->data->dev_conf.rxmode.offloads;
dev_offloads = orig_offloads;
/* check which option changed by application */
cur = !!(offload_mask & ETH_VLAN_STRIP_OFFLOAD);
org = !!(dev_offloads & DEV_RX_OFFLOAD_VLAN_STRIP);
if (cur != org) {
if (cur)
dev_offloads |= DEV_RX_OFFLOAD_VLAN_STRIP;
else
dev_offloads &= ~DEV_RX_OFFLOAD_VLAN_STRIP;
mask |= ETH_VLAN_STRIP_MASK;
}
cur = !!(offload_mask & ETH_VLAN_FILTER_OFFLOAD);
org = !!(dev_offloads & DEV_RX_OFFLOAD_VLAN_FILTER);
if (cur != org) {
if (cur)
dev_offloads |= DEV_RX_OFFLOAD_VLAN_FILTER;
else
dev_offloads &= ~DEV_RX_OFFLOAD_VLAN_FILTER;
mask |= ETH_VLAN_FILTER_MASK;
}
cur = !!(offload_mask & ETH_VLAN_EXTEND_OFFLOAD);
org = !!(dev_offloads & DEV_RX_OFFLOAD_VLAN_EXTEND);
if (cur != org) {
if (cur)
dev_offloads |= DEV_RX_OFFLOAD_VLAN_EXTEND;
else
dev_offloads &= ~DEV_RX_OFFLOAD_VLAN_EXTEND;
mask |= ETH_VLAN_EXTEND_MASK;
}
cur = !!(offload_mask & ETH_QINQ_STRIP_OFFLOAD);
org = !!(dev_offloads & DEV_RX_OFFLOAD_QINQ_STRIP);
if (cur != org) {
if (cur)
dev_offloads |= DEV_RX_OFFLOAD_QINQ_STRIP;
else
dev_offloads &= ~DEV_RX_OFFLOAD_QINQ_STRIP;
mask |= ETH_QINQ_STRIP_MASK;
}
/*no change*/
if (mask == 0)
return ret;
ret = rte_eth_dev_info_get(port_id, &dev_info);
if (ret != 0)
return ret;
/* Rx VLAN offloading must be within its device capabilities */
if ((dev_offloads & dev_info.rx_offload_capa) != dev_offloads) {
new_offloads = dev_offloads & ~orig_offloads;
RTE_ETHDEV_LOG(ERR,
"Ethdev port_id=%u requested new added VLAN offloads "
"0x%" PRIx64 " must be within Rx offloads capabilities "
"0x%" PRIx64 " in %s()\n",
port_id, new_offloads, dev_info.rx_offload_capa,
__func__);
return -EINVAL;
}
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_offload_set, -ENOTSUP);
dev->data->dev_conf.rxmode.offloads = dev_offloads;
ret = (*dev->dev_ops->vlan_offload_set)(dev, mask);
if (ret) {
/* hit an error restore original values */
dev->data->dev_conf.rxmode.offloads = orig_offloads;
}
return eth_err(port_id, ret);
}
int
rte_eth_dev_get_vlan_offload(uint16_t port_id)
{
struct rte_eth_dev *dev;
uint64_t *dev_offloads;
int ret = 0;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
dev_offloads = &dev->data->dev_conf.rxmode.offloads;
if (*dev_offloads & DEV_RX_OFFLOAD_VLAN_STRIP)
ret |= ETH_VLAN_STRIP_OFFLOAD;
if (*dev_offloads & DEV_RX_OFFLOAD_VLAN_FILTER)
ret |= ETH_VLAN_FILTER_OFFLOAD;
if (*dev_offloads & DEV_RX_OFFLOAD_VLAN_EXTEND)
ret |= ETH_VLAN_EXTEND_OFFLOAD;
if (*dev_offloads & DEV_RX_OFFLOAD_QINQ_STRIP)
ret |= ETH_QINQ_STRIP_OFFLOAD;
return ret;
}
int
rte_eth_dev_set_vlan_pvid(uint16_t port_id, uint16_t pvid, int on)
{
struct rte_eth_dev *dev;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_pvid_set, -ENOTSUP);
return eth_err(port_id, (*dev->dev_ops->vlan_pvid_set)(dev, pvid, on));
}
int
rte_eth_dev_flow_ctrl_get(uint16_t port_id, struct rte_eth_fc_conf *fc_conf)
{
struct rte_eth_dev *dev;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
if (fc_conf == NULL) {
RTE_ETHDEV_LOG(ERR,
"Cannot get ethdev port %u flow control config to NULL\n",
port_id);
return -EINVAL;
}
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->flow_ctrl_get, -ENOTSUP);
memset(fc_conf, 0, sizeof(*fc_conf));
return eth_err(port_id, (*dev->dev_ops->flow_ctrl_get)(dev, fc_conf));
}
int
rte_eth_dev_flow_ctrl_set(uint16_t port_id, struct rte_eth_fc_conf *fc_conf)
{
struct rte_eth_dev *dev;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
if (fc_conf == NULL) {
RTE_ETHDEV_LOG(ERR,
"Cannot set ethdev port %u flow control from NULL config\n",
port_id);
return -EINVAL;
}
if ((fc_conf->send_xon != 0) && (fc_conf->send_xon != 1)) {
RTE_ETHDEV_LOG(ERR, "Invalid send_xon, only 0/1 allowed\n");
return -EINVAL;
}
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->flow_ctrl_set, -ENOTSUP);
return eth_err(port_id, (*dev->dev_ops->flow_ctrl_set)(dev, fc_conf));
}
int
rte_eth_dev_priority_flow_ctrl_set(uint16_t port_id,
struct rte_eth_pfc_conf *pfc_conf)
{
struct rte_eth_dev *dev;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
if (pfc_conf == NULL) {
RTE_ETHDEV_LOG(ERR,
"Cannot set ethdev port %u priority flow control from NULL config\n",
port_id);
return -EINVAL;
}
if (pfc_conf->priority > (ETH_DCB_NUM_USER_PRIORITIES - 1)) {
RTE_ETHDEV_LOG(ERR, "Invalid priority, only 0-7 allowed\n");
return -EINVAL;
}
/* High water, low water validation are device specific */
if (*dev->dev_ops->priority_flow_ctrl_set)
return eth_err(port_id, (*dev->dev_ops->priority_flow_ctrl_set)
(dev, pfc_conf));
return -ENOTSUP;
}
static int
eth_check_reta_mask(struct rte_eth_rss_reta_entry64 *reta_conf,
uint16_t reta_size)
{
uint16_t i, num;
num = (reta_size + RTE_RETA_GROUP_SIZE - 1) / RTE_RETA_GROUP_SIZE;
for (i = 0; i < num; i++) {
if (reta_conf[i].mask)
return 0;
}
return -EINVAL;
}
static int
eth_check_reta_entry(struct rte_eth_rss_reta_entry64 *reta_conf,
uint16_t reta_size,
uint16_t max_rxq)
{
uint16_t i, idx, shift;
if (max_rxq == 0) {
RTE_ETHDEV_LOG(ERR, "No receive queue is available\n");
return -EINVAL;
}
for (i = 0; i < reta_size; i++) {
idx = i / RTE_RETA_GROUP_SIZE;
shift = i % RTE_RETA_GROUP_SIZE;
if ((reta_conf[idx].mask & (1ULL << shift)) &&
(reta_conf[idx].reta[shift] >= max_rxq)) {
RTE_ETHDEV_LOG(ERR,
"reta_conf[%u]->reta[%u]: %u exceeds the maximum rxq index: %u\n",
idx, shift,
reta_conf[idx].reta[shift], max_rxq);
return -EINVAL;
}
}
return 0;
}
int
rte_eth_dev_rss_reta_update(uint16_t port_id,
struct rte_eth_rss_reta_entry64 *reta_conf,
uint16_t reta_size)
{
struct rte_eth_dev *dev;
int ret;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
if (reta_conf == NULL) {
RTE_ETHDEV_LOG(ERR,
"Cannot update ethdev port %u RSS RETA to NULL\n",
port_id);
return -EINVAL;
}
if (reta_size == 0) {
RTE_ETHDEV_LOG(ERR,
"Cannot update ethdev port %u RSS RETA with zero size\n",
port_id);
return -EINVAL;
}
/* Check mask bits */
ret = eth_check_reta_mask(reta_conf, reta_size);
if (ret < 0)
return ret;
/* Check entry value */
ret = eth_check_reta_entry(reta_conf, reta_size,
dev->data->nb_rx_queues);
if (ret < 0)
return ret;
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->reta_update, -ENOTSUP);
return eth_err(port_id, (*dev->dev_ops->reta_update)(dev, reta_conf,
reta_size));
}
int
rte_eth_dev_rss_reta_query(uint16_t port_id,
struct rte_eth_rss_reta_entry64 *reta_conf,
uint16_t reta_size)
{
struct rte_eth_dev *dev;
int ret;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
if (reta_conf == NULL) {
RTE_ETHDEV_LOG(ERR,
"Cannot query ethdev port %u RSS RETA from NULL config\n",
port_id);
return -EINVAL;
}
/* Check mask bits */
ret = eth_check_reta_mask(reta_conf, reta_size);
if (ret < 0)
return ret;
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->reta_query, -ENOTSUP);
return eth_err(port_id, (*dev->dev_ops->reta_query)(dev, reta_conf,
reta_size));
}
int
rte_eth_dev_rss_hash_update(uint16_t port_id,
struct rte_eth_rss_conf *rss_conf)
{
struct rte_eth_dev *dev;
struct rte_eth_dev_info dev_info = { .flow_type_rss_offloads = 0, };
int ret;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
if (rss_conf == NULL) {
RTE_ETHDEV_LOG(ERR,
"Cannot update ethdev port %u RSS hash from NULL config\n",
port_id);
return -EINVAL;
}
ret = rte_eth_dev_info_get(port_id, &dev_info);
if (ret != 0)
return ret;
rss_conf->rss_hf = rte_eth_rss_hf_refine(rss_conf->rss_hf);
if ((dev_info.flow_type_rss_offloads | rss_conf->rss_hf) !=
dev_info.flow_type_rss_offloads) {
RTE_ETHDEV_LOG(ERR,
"Ethdev port_id=%u invalid rss_hf: 0x%"PRIx64", valid value: 0x%"PRIx64"\n",
port_id, rss_conf->rss_hf,
dev_info.flow_type_rss_offloads);
return -EINVAL;
}
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rss_hash_update, -ENOTSUP);
return eth_err(port_id, (*dev->dev_ops->rss_hash_update)(dev,
rss_conf));
}
int
rte_eth_dev_rss_hash_conf_get(uint16_t port_id,
struct rte_eth_rss_conf *rss_conf)
{
struct rte_eth_dev *dev;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
if (rss_conf == NULL) {
RTE_ETHDEV_LOG(ERR,
"Cannot get ethdev port %u RSS hash config to NULL\n",
port_id);
return -EINVAL;
}
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rss_hash_conf_get, -ENOTSUP);
return eth_err(port_id, (*dev->dev_ops->rss_hash_conf_get)(dev,
rss_conf));
}
int
rte_eth_dev_udp_tunnel_port_add(uint16_t port_id,
struct rte_eth_udp_tunnel *udp_tunnel)
{
struct rte_eth_dev *dev;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
if (udp_tunnel == NULL) {
RTE_ETHDEV_LOG(ERR,
"Cannot add ethdev port %u UDP tunnel port from NULL UDP tunnel\n",
port_id);
return -EINVAL;
}
if (udp_tunnel->prot_type >= RTE_TUNNEL_TYPE_MAX) {
RTE_ETHDEV_LOG(ERR, "Invalid tunnel type\n");
return -EINVAL;
}
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->udp_tunnel_port_add, -ENOTSUP);
return eth_err(port_id, (*dev->dev_ops->udp_tunnel_port_add)(dev,
udp_tunnel));
}
int
rte_eth_dev_udp_tunnel_port_delete(uint16_t port_id,
struct rte_eth_udp_tunnel *udp_tunnel)
{
struct rte_eth_dev *dev;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
if (udp_tunnel == NULL) {
RTE_ETHDEV_LOG(ERR,
"Cannot delete ethdev port %u UDP tunnel port from NULL UDP tunnel\n",
port_id);
return -EINVAL;
}
if (udp_tunnel->prot_type >= RTE_TUNNEL_TYPE_MAX) {
RTE_ETHDEV_LOG(ERR, "Invalid tunnel type\n");
return -EINVAL;
}
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->udp_tunnel_port_del, -ENOTSUP);
return eth_err(port_id, (*dev->dev_ops->udp_tunnel_port_del)(dev,
udp_tunnel));
}
int
rte_eth_led_on(uint16_t port_id)
{
struct rte_eth_dev *dev;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_led_on, -ENOTSUP);
return eth_err(port_id, (*dev->dev_ops->dev_led_on)(dev));
}
int
rte_eth_led_off(uint16_t port_id)
{
struct rte_eth_dev *dev;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_led_off, -ENOTSUP);
return eth_err(port_id, (*dev->dev_ops->dev_led_off)(dev));
}
int
rte_eth_fec_get_capability(uint16_t port_id,
struct rte_eth_fec_capa *speed_fec_capa,
unsigned int num)
{
struct rte_eth_dev *dev;
int ret;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
if (speed_fec_capa == NULL && num > 0) {
RTE_ETHDEV_LOG(ERR,
"Cannot get ethdev port %u FEC capability to NULL when array size is non zero\n",
port_id);
return -EINVAL;
}
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->fec_get_capability, -ENOTSUP);
ret = (*dev->dev_ops->fec_get_capability)(dev, speed_fec_capa, num);
return ret;
}
int
rte_eth_fec_get(uint16_t port_id, uint32_t *fec_capa)
{
struct rte_eth_dev *dev;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
if (fec_capa == NULL) {
RTE_ETHDEV_LOG(ERR,
"Cannot get ethdev port %u current FEC mode to NULL\n",
port_id);
return -EINVAL;
}
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->fec_get, -ENOTSUP);
return eth_err(port_id, (*dev->dev_ops->fec_get)(dev, fec_capa));
}
int
rte_eth_fec_set(uint16_t port_id, uint32_t fec_capa)
{
struct rte_eth_dev *dev;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->fec_set, -ENOTSUP);
return eth_err(port_id, (*dev->dev_ops->fec_set)(dev, fec_capa));
}
/*
* Returns index into MAC address array of addr. Use 00:00:00:00:00:00 to find
* an empty spot.
*/
static int
eth_dev_get_mac_addr_index(uint16_t port_id, const struct rte_ether_addr *addr)
{
struct rte_eth_dev_info dev_info;
struct rte_eth_dev *dev = &rte_eth_devices[port_id];
unsigned i;
int ret;
ret = rte_eth_dev_info_get(port_id, &dev_info);
if (ret != 0)
return -1;
for (i = 0; i < dev_info.max_mac_addrs; i++)
if (memcmp(addr, &dev->data->mac_addrs[i],
RTE_ETHER_ADDR_LEN) == 0)
return i;
return -1;
}
static const struct rte_ether_addr null_mac_addr;
int
rte_eth_dev_mac_addr_add(uint16_t port_id, struct rte_ether_addr *addr,
uint32_t pool)
{
struct rte_eth_dev *dev;
int index;
uint64_t pool_mask;
int ret;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
if (addr == NULL) {
RTE_ETHDEV_LOG(ERR,
"Cannot add ethdev port %u MAC address from NULL address\n",
port_id);
return -EINVAL;
}
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_add, -ENOTSUP);
if (rte_is_zero_ether_addr(addr)) {
RTE_ETHDEV_LOG(ERR, "Port %u: Cannot add NULL MAC address\n",
port_id);
return -EINVAL;
}
if (pool >= ETH_64_POOLS) {
RTE_ETHDEV_LOG(ERR, "Pool id must be 0-%d\n", ETH_64_POOLS - 1);
return -EINVAL;
}
index = eth_dev_get_mac_addr_index(port_id, addr);
if (index < 0) {
index = eth_dev_get_mac_addr_index(port_id, &null_mac_addr);
if (index < 0) {
RTE_ETHDEV_LOG(ERR, "Port %u: MAC address array full\n",
port_id);
return -ENOSPC;
}
} else {
pool_mask = dev->data->mac_pool_sel[index];
/* Check if both MAC address and pool is already there, and do nothing */
if (pool_mask & (1ULL << pool))
return 0;
}
/* Update NIC */
ret = (*dev->dev_ops->mac_addr_add)(dev, addr, index, pool);
if (ret == 0) {
/* Update address in NIC data structure */
rte_ether_addr_copy(addr, &dev->data->mac_addrs[index]);
/* Update pool bitmap in NIC data structure */
dev->data->mac_pool_sel[index] |= (1ULL << pool);
}
return eth_err(port_id, ret);
}
int
rte_eth_dev_mac_addr_remove(uint16_t port_id, struct rte_ether_addr *addr)
{
struct rte_eth_dev *dev;
int index;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
if (addr == NULL) {
RTE_ETHDEV_LOG(ERR,
"Cannot remove ethdev port %u MAC address from NULL address\n",
port_id);
return -EINVAL;
}
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_remove, -ENOTSUP);
index = eth_dev_get_mac_addr_index(port_id, addr);
if (index == 0) {
RTE_ETHDEV_LOG(ERR,
"Port %u: Cannot remove default MAC address\n",
port_id);
return -EADDRINUSE;
} else if (index < 0)
return 0; /* Do nothing if address wasn't found */
/* Update NIC */
(*dev->dev_ops->mac_addr_remove)(dev, index);
/* Update address in NIC data structure */
rte_ether_addr_copy(&null_mac_addr, &dev->data->mac_addrs[index]);
/* reset pool bitmap */
dev->data->mac_pool_sel[index] = 0;
return 0;
}
int
rte_eth_dev_default_mac_addr_set(uint16_t port_id, struct rte_ether_addr *addr)
{
struct rte_eth_dev *dev;
int ret;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
if (addr == NULL) {
RTE_ETHDEV_LOG(ERR,
"Cannot set ethdev port %u default MAC address from NULL address\n",
port_id);
return -EINVAL;
}
if (!rte_is_valid_assigned_ether_addr(addr))
return -EINVAL;
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_set, -ENOTSUP);
ret = (*dev->dev_ops->mac_addr_set)(dev, addr);
if (ret < 0)
return ret;
/* Update default address in NIC data structure */
rte_ether_addr_copy(addr, &dev->data->mac_addrs[0]);
return 0;
}
/*
* Returns index into MAC address array of addr. Use 00:00:00:00:00:00 to find
* an empty spot.
*/
static int
eth_dev_get_hash_mac_addr_index(uint16_t port_id,
const struct rte_ether_addr *addr)
{
struct rte_eth_dev_info dev_info;
struct rte_eth_dev *dev = &rte_eth_devices[port_id];
unsigned i;
int ret;
ret = rte_eth_dev_info_get(port_id, &dev_info);
if (ret != 0)
return -1;
if (!dev->data->hash_mac_addrs)
return -1;
for (i = 0; i < dev_info.max_hash_mac_addrs; i++)
if (memcmp(addr, &dev->data->hash_mac_addrs[i],
RTE_ETHER_ADDR_LEN) == 0)
return i;
return -1;
}
int
rte_eth_dev_uc_hash_table_set(uint16_t port_id, struct rte_ether_addr *addr,
uint8_t on)
{
int index;
int ret;
struct rte_eth_dev *dev;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
if (addr == NULL) {
RTE_ETHDEV_LOG(ERR,
"Cannot set ethdev port %u unicast hash table from NULL address\n",
port_id);
return -EINVAL;
}
if (rte_is_zero_ether_addr(addr)) {
RTE_ETHDEV_LOG(ERR, "Port %u: Cannot add NULL MAC address\n",
port_id);
return -EINVAL;
}
index = eth_dev_get_hash_mac_addr_index(port_id, addr);
/* Check if it's already there, and do nothing */
if ((index >= 0) && on)
return 0;
if (index < 0) {
if (!on) {
RTE_ETHDEV_LOG(ERR,
"Port %u: the MAC address was not set in UTA\n",
port_id);
return -EINVAL;
}
index = eth_dev_get_hash_mac_addr_index(port_id, &null_mac_addr);
if (index < 0) {
RTE_ETHDEV_LOG(ERR, "Port %u: MAC address array full\n",
port_id);
return -ENOSPC;
}
}
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->uc_hash_table_set, -ENOTSUP);
ret = (*dev->dev_ops->uc_hash_table_set)(dev, addr, on);
if (ret == 0) {
/* Update address in NIC data structure */
if (on)
rte_ether_addr_copy(addr,
&dev->data->hash_mac_addrs[index]);
else
rte_ether_addr_copy(&null_mac_addr,
&dev->data->hash_mac_addrs[index]);
}
return eth_err(port_id, ret);
}
int
rte_eth_dev_uc_all_hash_table_set(uint16_t port_id, uint8_t on)
{
struct rte_eth_dev *dev;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->uc_all_hash_table_set, -ENOTSUP);
return eth_err(port_id, (*dev->dev_ops->uc_all_hash_table_set)(dev,
on));
}
int rte_eth_set_queue_rate_limit(uint16_t port_id, uint16_t queue_idx,
uint16_t tx_rate)
{
struct rte_eth_dev *dev;
struct rte_eth_dev_info dev_info;
struct rte_eth_link link;
int ret;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
ret = rte_eth_dev_info_get(port_id, &dev_info);
if (ret != 0)
return ret;
link = dev->data->dev_link;
if (queue_idx > dev_info.max_tx_queues) {
RTE_ETHDEV_LOG(ERR,
"Set queue rate limit:port %u: invalid queue id=%u\n",
port_id, queue_idx);
return -EINVAL;
}
if (tx_rate > link.link_speed) {
RTE_ETHDEV_LOG(ERR,
"Set queue rate limit:invalid tx_rate=%u, bigger than link speed= %d\n",
tx_rate, link.link_speed);
return -EINVAL;
}
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_queue_rate_limit, -ENOTSUP);
return eth_err(port_id, (*dev->dev_ops->set_queue_rate_limit)(dev,
queue_idx, tx_rate));
}
int
rte_eth_mirror_rule_set(uint16_t port_id,
struct rte_eth_mirror_conf *mirror_conf,
uint8_t rule_id, uint8_t on)
{
struct rte_eth_dev *dev;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
if (mirror_conf == NULL) {
RTE_ETHDEV_LOG(ERR,
"Cannot set ethdev port %u mirror rule from NULL config\n",
port_id);
return -EINVAL;
}
if (mirror_conf->rule_type == 0) {
RTE_ETHDEV_LOG(ERR, "Mirror rule type can not be 0\n");
return -EINVAL;
}
if (mirror_conf->dst_pool >= ETH_64_POOLS) {
RTE_ETHDEV_LOG(ERR, "Invalid dst pool, pool id must be 0-%d\n",
ETH_64_POOLS - 1);
return -EINVAL;
}
if ((mirror_conf->rule_type & (ETH_MIRROR_VIRTUAL_POOL_UP |
ETH_MIRROR_VIRTUAL_POOL_DOWN)) &&
(mirror_conf->pool_mask == 0)) {
RTE_ETHDEV_LOG(ERR,
"Invalid mirror pool, pool mask can not be 0\n");
return -EINVAL;
}
if ((mirror_conf->rule_type & ETH_MIRROR_VLAN) &&
mirror_conf->vlan.vlan_mask == 0) {
RTE_ETHDEV_LOG(ERR,
"Invalid vlan mask, vlan mask can not be 0\n");
return -EINVAL;
}
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mirror_rule_set, -ENOTSUP);
return eth_err(port_id, (*dev->dev_ops->mirror_rule_set)(dev,
mirror_conf, rule_id, on));
}
int
rte_eth_mirror_rule_reset(uint16_t port_id, uint8_t rule_id)
{
struct rte_eth_dev *dev;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mirror_rule_reset, -ENOTSUP);
return eth_err(port_id, (*dev->dev_ops->mirror_rule_reset)(dev, rule_id));
}
RTE_INIT(eth_dev_init_cb_lists)
{
uint16_t i;
for (i = 0; i < RTE_MAX_ETHPORTS; i++)
TAILQ_INIT(&rte_eth_devices[i].link_intr_cbs);
}
int
rte_eth_dev_callback_register(uint16_t port_id,
enum rte_eth_event_type event,
rte_eth_dev_cb_fn cb_fn, void *cb_arg)
{
struct rte_eth_dev *dev;
struct rte_eth_dev_callback *user_cb;
uint16_t next_port;
uint16_t last_port;
if (cb_fn == NULL) {
RTE_ETHDEV_LOG(ERR,
"Cannot register ethdev port %u callback from NULL\n",
port_id);
return -EINVAL;
}
if (!rte_eth_dev_is_valid_port(port_id) && port_id != RTE_ETH_ALL) {
RTE_ETHDEV_LOG(ERR, "Invalid port_id=%d\n", port_id);
return -EINVAL;
}
if (port_id == RTE_ETH_ALL) {
next_port = 0;
last_port = RTE_MAX_ETHPORTS - 1;
} else {
next_port = last_port = port_id;
}
rte_spinlock_lock(&eth_dev_cb_lock);
do {
dev = &rte_eth_devices[next_port];
TAILQ_FOREACH(user_cb, &(dev->link_intr_cbs), next) {
if (user_cb->cb_fn == cb_fn &&
user_cb->cb_arg == cb_arg &&
user_cb->event == event) {
break;
}
}
/* create a new callback. */
if (user_cb == NULL) {
user_cb = rte_zmalloc("INTR_USER_CALLBACK",
sizeof(struct rte_eth_dev_callback), 0);
if (user_cb != NULL) {
user_cb->cb_fn = cb_fn;
user_cb->cb_arg = cb_arg;
user_cb->event = event;
TAILQ_INSERT_TAIL(&(dev->link_intr_cbs),
user_cb, next);
} else {
rte_spinlock_unlock(&eth_dev_cb_lock);
rte_eth_dev_callback_unregister(port_id, event,
cb_fn, cb_arg);
return -ENOMEM;
}
}
} while (++next_port <= last_port);
rte_spinlock_unlock(&eth_dev_cb_lock);
return 0;
}
int
rte_eth_dev_callback_unregister(uint16_t port_id,
enum rte_eth_event_type event,
rte_eth_dev_cb_fn cb_fn, void *cb_arg)
{
int ret;
struct rte_eth_dev *dev;
struct rte_eth_dev_callback *cb, *next;
uint16_t next_port;
uint16_t last_port;
if (cb_fn == NULL) {
RTE_ETHDEV_LOG(ERR,
"Cannot unregister ethdev port %u callback from NULL\n",
port_id);
return -EINVAL;
}
if (!rte_eth_dev_is_valid_port(port_id) && port_id != RTE_ETH_ALL) {
RTE_ETHDEV_LOG(ERR, "Invalid port_id=%d\n", port_id);
return -EINVAL;
}
if (port_id == RTE_ETH_ALL) {
next_port = 0;
last_port = RTE_MAX_ETHPORTS - 1;
} else {
next_port = last_port = port_id;
}
rte_spinlock_lock(&eth_dev_cb_lock);
do {
dev = &rte_eth_devices[next_port];
ret = 0;
for (cb = TAILQ_FIRST(&dev->link_intr_cbs); cb != NULL;
cb = next) {
next = TAILQ_NEXT(cb, next);
if (cb->cb_fn != cb_fn || cb->event != event ||
(cb_arg != (void *)-1 && cb->cb_arg != cb_arg))
continue;
/*
* if this callback is not executing right now,
* then remove it.
*/
if (cb->active == 0) {
TAILQ_REMOVE(&(dev->link_intr_cbs), cb, next);
rte_free(cb);
} else {
ret = -EAGAIN;
}
}
} while (++next_port <= last_port);
rte_spinlock_unlock(&eth_dev_cb_lock);
return ret;
}
int
rte_eth_dev_callback_process(struct rte_eth_dev *dev,
enum rte_eth_event_type event, void *ret_param)
{
struct rte_eth_dev_callback *cb_lst;
struct rte_eth_dev_callback dev_cb;
int rc = 0;
rte_spinlock_lock(&eth_dev_cb_lock);
TAILQ_FOREACH(cb_lst, &(dev->link_intr_cbs), next) {
if (cb_lst->cb_fn == NULL || cb_lst->event != event)
continue;
dev_cb = *cb_lst;
cb_lst->active = 1;
if (ret_param != NULL)
dev_cb.ret_param = ret_param;
rte_spinlock_unlock(&eth_dev_cb_lock);
rc = dev_cb.cb_fn(dev->data->port_id, dev_cb.event,
dev_cb.cb_arg, dev_cb.ret_param);
rte_spinlock_lock(&eth_dev_cb_lock);
cb_lst->active = 0;
}
rte_spinlock_unlock(&eth_dev_cb_lock);
return rc;
}
void
rte_eth_dev_probing_finish(struct rte_eth_dev *dev)
{
if (dev == NULL)
return;
rte_eth_dev_callback_process(dev, RTE_ETH_EVENT_NEW, NULL);
dev->state = RTE_ETH_DEV_ATTACHED;
}
int
rte_eth_dev_rx_intr_ctl(uint16_t port_id, int epfd, int op, void *data)
{
uint32_t vec;
struct rte_eth_dev *dev;
struct rte_intr_handle *intr_handle;
uint16_t qid;
int rc;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
if (!dev->intr_handle) {
RTE_ETHDEV_LOG(ERR, "RX Intr handle unset\n");
return -ENOTSUP;
}
intr_handle = dev->intr_handle;
if (!intr_handle->intr_vec) {
RTE_ETHDEV_LOG(ERR, "RX Intr vector unset\n");
return -EPERM;
}
for (qid = 0; qid < dev->data->nb_rx_queues; qid++) {
vec = intr_handle->intr_vec[qid];
rc = rte_intr_rx_ctl(intr_handle, epfd, op, vec, data);
if (rc && rc != -EEXIST) {
RTE_ETHDEV_LOG(ERR,
"p %u q %u rx ctl error op %d epfd %d vec %u\n",
port_id, qid, op, epfd, vec);
}
}
return 0;
}
int
rte_eth_dev_rx_intr_ctl_q_get_fd(uint16_t port_id, uint16_t queue_id)
{
struct rte_intr_handle *intr_handle;
struct rte_eth_dev *dev;
unsigned int efd_idx;
uint32_t vec;
int fd;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -1);
dev = &rte_eth_devices[port_id];
if (queue_id >= dev->data->nb_rx_queues) {
RTE_ETHDEV_LOG(ERR, "Invalid RX queue_id=%u\n", queue_id);
return -1;
}
if (!dev->intr_handle) {
RTE_ETHDEV_LOG(ERR, "RX Intr handle unset\n");
return -1;
}
intr_handle = dev->intr_handle;
if (!intr_handle->intr_vec) {
RTE_ETHDEV_LOG(ERR, "RX Intr vector unset\n");
return -1;
}
vec = intr_handle->intr_vec[queue_id];
efd_idx = (vec >= RTE_INTR_VEC_RXTX_OFFSET) ?
(vec - RTE_INTR_VEC_RXTX_OFFSET) : vec;
fd = intr_handle->efds[efd_idx];
return fd;
}
static inline int
eth_dev_dma_mzone_name(char *name, size_t len, uint16_t port_id, uint16_t queue_id,
const char *ring_name)
{
return snprintf(name, len, "eth_p%d_q%d_%s",
port_id, queue_id, ring_name);
}
const struct rte_memzone *
rte_eth_dma_zone_reserve(const struct rte_eth_dev *dev, const char *ring_name,
uint16_t queue_id, size_t size, unsigned align,
int socket_id)
{
char z_name[RTE_MEMZONE_NAMESIZE];
const struct rte_memzone *mz;
int rc;
rc = eth_dev_dma_mzone_name(z_name, sizeof(z_name), dev->data->port_id,
queue_id, ring_name);
if (rc >= RTE_MEMZONE_NAMESIZE) {
RTE_ETHDEV_LOG(ERR, "ring name too long\n");
rte_errno = ENAMETOOLONG;
return NULL;
}
mz = rte_memzone_lookup(z_name);
if (mz) {
if ((socket_id != SOCKET_ID_ANY && socket_id != mz->socket_id) ||
size > mz->len ||
((uintptr_t)mz->addr & (align - 1)) != 0) {
RTE_ETHDEV_LOG(ERR,
"memzone %s does not justify the requested attributes\n",
mz->name);
return NULL;
}
return mz;
}
return rte_memzone_reserve_aligned(z_name, size, socket_id,
RTE_MEMZONE_IOVA_CONTIG, align);
}
int
rte_eth_dma_zone_free(const struct rte_eth_dev *dev, const char *ring_name,
uint16_t queue_id)
{
char z_name[RTE_MEMZONE_NAMESIZE];
const struct rte_memzone *mz;
int rc = 0;
rc = eth_dev_dma_mzone_name(z_name, sizeof(z_name), dev->data->port_id,
queue_id, ring_name);
if (rc >= RTE_MEMZONE_NAMESIZE) {
RTE_ETHDEV_LOG(ERR, "ring name too long\n");
return -ENAMETOOLONG;
}
mz = rte_memzone_lookup(z_name);
if (mz)
rc = rte_memzone_free(mz);
else
rc = -ENOENT;
return rc;
}
int
rte_eth_dev_create(struct rte_device *device, const char *name,
size_t priv_data_size,
ethdev_bus_specific_init ethdev_bus_specific_init,
void *bus_init_params,
ethdev_init_t ethdev_init, void *init_params)
{
struct rte_eth_dev *ethdev;
int retval;
RTE_FUNC_PTR_OR_ERR_RET(*ethdev_init, -EINVAL);
if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
ethdev = rte_eth_dev_allocate(name);
if (!ethdev)
return -ENODEV;
if (priv_data_size) {
ethdev->data->dev_private = rte_zmalloc_socket(
name, priv_data_size, RTE_CACHE_LINE_SIZE,
device->numa_node);
if (!ethdev->data->dev_private) {
RTE_ETHDEV_LOG(ERR,
"failed to allocate private data\n");
retval = -ENOMEM;
goto probe_failed;
}
}
} else {
ethdev = rte_eth_dev_attach_secondary(name);
if (!ethdev) {
RTE_ETHDEV_LOG(ERR,
"secondary process attach failed, ethdev doesn't exist\n");
return -ENODEV;
}
}
ethdev->device = device;
if (ethdev_bus_specific_init) {
retval = ethdev_bus_specific_init(ethdev, bus_init_params);
if (retval) {
RTE_ETHDEV_LOG(ERR,
"ethdev bus specific initialisation failed\n");
goto probe_failed;
}
}
retval = ethdev_init(ethdev, init_params);
if (retval) {
RTE_ETHDEV_LOG(ERR, "ethdev initialisation failed\n");
goto probe_failed;
}
rte_eth_dev_probing_finish(ethdev);
return retval;
probe_failed:
rte_eth_dev_release_port(ethdev);
return retval;
}
int
rte_eth_dev_destroy(struct rte_eth_dev *ethdev,
ethdev_uninit_t ethdev_uninit)
{
int ret;
ethdev = rte_eth_dev_allocated(ethdev->data->name);
if (!ethdev)
return -ENODEV;
RTE_FUNC_PTR_OR_ERR_RET(*ethdev_uninit, -EINVAL);
ret = ethdev_uninit(ethdev);
if (ret)
return ret;
return rte_eth_dev_release_port(ethdev);
}
int
rte_eth_dev_rx_intr_ctl_q(uint16_t port_id, uint16_t queue_id,
int epfd, int op, void *data)
{
uint32_t vec;
struct rte_eth_dev *dev;
struct rte_intr_handle *intr_handle;
int rc;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
if (queue_id >= dev->data->nb_rx_queues) {
RTE_ETHDEV_LOG(ERR, "Invalid RX queue_id=%u\n", queue_id);
return -EINVAL;
}
if (!dev->intr_handle) {
RTE_ETHDEV_LOG(ERR, "RX Intr handle unset\n");
return -ENOTSUP;
}
intr_handle = dev->intr_handle;
if (!intr_handle->intr_vec) {
RTE_ETHDEV_LOG(ERR, "RX Intr vector unset\n");
return -EPERM;
}
vec = intr_handle->intr_vec[queue_id];
rc = rte_intr_rx_ctl(intr_handle, epfd, op, vec, data);
if (rc && rc != -EEXIST) {
RTE_ETHDEV_LOG(ERR,
"p %u q %u rx ctl error op %d epfd %d vec %u\n",
port_id, queue_id, op, epfd, vec);
return rc;
}
return 0;
}
int
rte_eth_dev_rx_intr_enable(uint16_t port_id,
uint16_t queue_id)
{
struct rte_eth_dev *dev;
int ret;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
ret = eth_dev_validate_rx_queue(dev, queue_id);
if (ret != 0)
return ret;
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_intr_enable, -ENOTSUP);
return eth_err(port_id, (*dev->dev_ops->rx_queue_intr_enable)(dev, queue_id));
}
int
rte_eth_dev_rx_intr_disable(uint16_t port_id,
uint16_t queue_id)
{
struct rte_eth_dev *dev;
int ret;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
ret = eth_dev_validate_rx_queue(dev, queue_id);
if (ret != 0)
return ret;
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_intr_disable, -ENOTSUP);
return eth_err(port_id, (*dev->dev_ops->rx_queue_intr_disable)(dev, queue_id));
}
const struct rte_eth_rxtx_callback *
rte_eth_add_rx_callback(uint16_t port_id, uint16_t queue_id,
rte_rx_callback_fn fn, void *user_param)
{
#ifndef RTE_ETHDEV_RXTX_CALLBACKS
rte_errno = ENOTSUP;
return NULL;
#endif
struct rte_eth_dev *dev;
/* check input parameters */
if (!rte_eth_dev_is_valid_port(port_id) || fn == NULL ||
queue_id >= rte_eth_devices[port_id].data->nb_rx_queues) {
rte_errno = EINVAL;
return NULL;
}
dev = &rte_eth_devices[port_id];
if (rte_eth_dev_is_rx_hairpin_queue(dev, queue_id)) {
rte_errno = EINVAL;
return NULL;
}
struct rte_eth_rxtx_callback *cb = rte_zmalloc(NULL, sizeof(*cb), 0);
if (cb == NULL) {
rte_errno = ENOMEM;
return NULL;
}
cb->fn.rx = fn;
cb->param = user_param;
rte_spinlock_lock(&eth_dev_rx_cb_lock);
/* Add the callbacks in fifo order. */
struct rte_eth_rxtx_callback *tail =
rte_eth_devices[port_id].post_rx_burst_cbs[queue_id];
if (!tail) {
/* Stores to cb->fn and cb->param should complete before
* cb is visible to data plane.
*/
__atomic_store_n(
&rte_eth_devices[port_id].post_rx_burst_cbs[queue_id],
cb, __ATOMIC_RELEASE);
} else {
while (tail->next)
tail = tail->next;
/* Stores to cb->fn and cb->param should complete before
* cb is visible to data plane.
*/
__atomic_store_n(&tail->next, cb, __ATOMIC_RELEASE);
}
rte_spinlock_unlock(&eth_dev_rx_cb_lock);
return cb;
}
const struct rte_eth_rxtx_callback *
rte_eth_add_first_rx_callback(uint16_t port_id, uint16_t queue_id,
rte_rx_callback_fn fn, void *user_param)
{
#ifndef RTE_ETHDEV_RXTX_CALLBACKS
rte_errno = ENOTSUP;
return NULL;
#endif
/* check input parameters */
if (!rte_eth_dev_is_valid_port(port_id) || fn == NULL ||
queue_id >= rte_eth_devices[port_id].data->nb_rx_queues) {
rte_errno = EINVAL;
return NULL;
}
struct rte_eth_rxtx_callback *cb = rte_zmalloc(NULL, sizeof(*cb), 0);
if (cb == NULL) {
rte_errno = ENOMEM;
return NULL;
}
cb->fn.rx = fn;
cb->param = user_param;
rte_spinlock_lock(&eth_dev_rx_cb_lock);
/* Add the callbacks at first position */
cb->next = rte_eth_devices[port_id].post_rx_burst_cbs[queue_id];
/* Stores to cb->fn, cb->param and cb->next should complete before
* cb is visible to data plane threads.
*/
__atomic_store_n(
&rte_eth_devices[port_id].post_rx_burst_cbs[queue_id],
cb, __ATOMIC_RELEASE);
rte_spinlock_unlock(&eth_dev_rx_cb_lock);
return cb;
}
const struct rte_eth_rxtx_callback *
rte_eth_add_tx_callback(uint16_t port_id, uint16_t queue_id,
rte_tx_callback_fn fn, void *user_param)
{
#ifndef RTE_ETHDEV_RXTX_CALLBACKS
rte_errno = ENOTSUP;
return NULL;
#endif
struct rte_eth_dev *dev;
/* check input parameters */
if (!rte_eth_dev_is_valid_port(port_id) || fn == NULL ||
queue_id >= rte_eth_devices[port_id].data->nb_tx_queues) {
rte_errno = EINVAL;
return NULL;
}
dev = &rte_eth_devices[port_id];
if (rte_eth_dev_is_tx_hairpin_queue(dev, queue_id)) {
rte_errno = EINVAL;
return NULL;
}
struct rte_eth_rxtx_callback *cb = rte_zmalloc(NULL, sizeof(*cb), 0);
if (cb == NULL) {
rte_errno = ENOMEM;
return NULL;
}
cb->fn.tx = fn;
cb->param = user_param;
rte_spinlock_lock(&eth_dev_tx_cb_lock);
/* Add the callbacks in fifo order. */
struct rte_eth_rxtx_callback *tail =
rte_eth_devices[port_id].pre_tx_burst_cbs[queue_id];
if (!tail) {
/* Stores to cb->fn and cb->param should complete before
* cb is visible to data plane.
*/
__atomic_store_n(
&rte_eth_devices[port_id].pre_tx_burst_cbs[queue_id],
cb, __ATOMIC_RELEASE);
} else {
while (tail->next)
tail = tail->next;
/* Stores to cb->fn and cb->param should complete before
* cb is visible to data plane.
*/
__atomic_store_n(&tail->next, cb, __ATOMIC_RELEASE);
}
rte_spinlock_unlock(&eth_dev_tx_cb_lock);
return cb;
}
int
rte_eth_remove_rx_callback(uint16_t port_id, uint16_t queue_id,
const struct rte_eth_rxtx_callback *user_cb)
{
#ifndef RTE_ETHDEV_RXTX_CALLBACKS
return -ENOTSUP;
#endif
/* Check input parameters. */
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
if (user_cb == NULL ||
queue_id >= rte_eth_devices[port_id].data->nb_rx_queues)
return -EINVAL;
struct rte_eth_dev *dev = &rte_eth_devices[port_id];
struct rte_eth_rxtx_callback *cb;
struct rte_eth_rxtx_callback **prev_cb;
int ret = -EINVAL;
rte_spinlock_lock(&eth_dev_rx_cb_lock);
prev_cb = &dev->post_rx_burst_cbs[queue_id];
for (; *prev_cb != NULL; prev_cb = &cb->next) {
cb = *prev_cb;
if (cb == user_cb) {
/* Remove the user cb from the callback list. */
__atomic_store_n(prev_cb, cb->next, __ATOMIC_RELAXED);
ret = 0;
break;
}
}
rte_spinlock_unlock(&eth_dev_rx_cb_lock);
return ret;
}
int
rte_eth_remove_tx_callback(uint16_t port_id, uint16_t queue_id,
const struct rte_eth_rxtx_callback *user_cb)
{
#ifndef RTE_ETHDEV_RXTX_CALLBACKS
return -ENOTSUP;
#endif
/* Check input parameters. */
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
if (user_cb == NULL ||
queue_id >= rte_eth_devices[port_id].data->nb_tx_queues)
return -EINVAL;
struct rte_eth_dev *dev = &rte_eth_devices[port_id];
int ret = -EINVAL;
struct rte_eth_rxtx_callback *cb;
struct rte_eth_rxtx_callback **prev_cb;
rte_spinlock_lock(&eth_dev_tx_cb_lock);
prev_cb = &dev->pre_tx_burst_cbs[queue_id];
for (; *prev_cb != NULL; prev_cb = &cb->next) {
cb = *prev_cb;
if (cb == user_cb) {
/* Remove the user cb from the callback list. */
__atomic_store_n(prev_cb, cb->next, __ATOMIC_RELAXED);
ret = 0;
break;
}
}
rte_spinlock_unlock(&eth_dev_tx_cb_lock);
return ret;
}
int
rte_eth_rx_queue_info_get(uint16_t port_id, uint16_t queue_id,
struct rte_eth_rxq_info *qinfo)
{
struct rte_eth_dev *dev;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
if (queue_id >= dev->data->nb_rx_queues) {
RTE_ETHDEV_LOG(ERR, "Invalid RX queue_id=%u\n", queue_id);
return -EINVAL;
}
if (qinfo == NULL) {
RTE_ETHDEV_LOG(ERR, "Cannot get ethdev port %u Rx queue %u info to NULL\n",
port_id, queue_id);
return -EINVAL;
}
if (dev->data->rx_queues == NULL ||
dev->data->rx_queues[queue_id] == NULL) {
RTE_ETHDEV_LOG(ERR,
"Rx queue %"PRIu16" of device with port_id=%"
PRIu16" has not been setup\n",
queue_id, port_id);
return -EINVAL;
}
if (rte_eth_dev_is_rx_hairpin_queue(dev, queue_id)) {
RTE_ETHDEV_LOG(INFO,
"Can't get hairpin Rx queue %"PRIu16" info of device with port_id=%"PRIu16"\n",
queue_id, port_id);
return -EINVAL;
}
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rxq_info_get, -ENOTSUP);
memset(qinfo, 0, sizeof(*qinfo));
dev->dev_ops->rxq_info_get(dev, queue_id, qinfo);
qinfo->queue_state = dev->data->rx_queue_state[queue_id];
return 0;
}
int
rte_eth_tx_queue_info_get(uint16_t port_id, uint16_t queue_id,
struct rte_eth_txq_info *qinfo)
{
struct rte_eth_dev *dev;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
if (queue_id >= dev->data->nb_tx_queues) {
RTE_ETHDEV_LOG(ERR, "Invalid TX queue_id=%u\n", queue_id);
return -EINVAL;
}
if (qinfo == NULL) {
RTE_ETHDEV_LOG(ERR, "Cannot get ethdev port %u Tx queue %u info to NULL\n",
port_id, queue_id);
return -EINVAL;
}
if (dev->data->tx_queues == NULL ||
dev->data->tx_queues[queue_id] == NULL) {
RTE_ETHDEV_LOG(ERR,
"Tx queue %"PRIu16" of device with port_id=%"
PRIu16" has not been setup\n",
queue_id, port_id);
return -EINVAL;
}
if (rte_eth_dev_is_tx_hairpin_queue(dev, queue_id)) {
RTE_ETHDEV_LOG(INFO,
"Can't get hairpin Tx queue %"PRIu16" info of device with port_id=%"PRIu16"\n",
queue_id, port_id);
return -EINVAL;
}
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->txq_info_get, -ENOTSUP);
memset(qinfo, 0, sizeof(*qinfo));
dev->dev_ops->txq_info_get(dev, queue_id, qinfo);
qinfo->queue_state = dev->data->tx_queue_state[queue_id];
return 0;
}
int
rte_eth_rx_burst_mode_get(uint16_t port_id, uint16_t queue_id,
struct rte_eth_burst_mode *mode)
{
struct rte_eth_dev *dev;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
if (queue_id >= dev->data->nb_rx_queues) {
RTE_ETHDEV_LOG(ERR, "Invalid RX queue_id=%u\n", queue_id);
return -EINVAL;
}
if (mode == NULL) {
RTE_ETHDEV_LOG(ERR,
"Cannot get ethdev port %u Rx queue %u burst mode to NULL\n",
port_id, queue_id);
return -EINVAL;
}
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_burst_mode_get, -ENOTSUP);
memset(mode, 0, sizeof(*mode));
return eth_err(port_id,
dev->dev_ops->rx_burst_mode_get(dev, queue_id, mode));
}
int
rte_eth_tx_burst_mode_get(uint16_t port_id, uint16_t queue_id,
struct rte_eth_burst_mode *mode)
{
struct rte_eth_dev *dev;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
if (queue_id >= dev->data->nb_tx_queues) {
RTE_ETHDEV_LOG(ERR, "Invalid TX queue_id=%u\n", queue_id);
return -EINVAL;
}
if (mode == NULL) {
RTE_ETHDEV_LOG(ERR,
"Cannot get ethdev port %u Tx queue %u burst mode to NULL\n",
port_id, queue_id);
return -EINVAL;
}
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_burst_mode_get, -ENOTSUP);
memset(mode, 0, sizeof(*mode));
return eth_err(port_id,
dev->dev_ops->tx_burst_mode_get(dev, queue_id, mode));
}
int
rte_eth_get_monitor_addr(uint16_t port_id, uint16_t queue_id,
struct rte_power_monitor_cond *pmc)
{
struct rte_eth_dev *dev;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
if (queue_id >= dev->data->nb_rx_queues) {
RTE_ETHDEV_LOG(ERR, "Invalid Rx queue_id=%u\n", queue_id);
return -EINVAL;
}
if (pmc == NULL) {
RTE_ETHDEV_LOG(ERR,
"Cannot get ethdev port %u Rx queue %u power monitor condition to NULL\n",
port_id, queue_id);
return -EINVAL;
}
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_monitor_addr, -ENOTSUP);
return eth_err(port_id,
dev->dev_ops->get_monitor_addr(dev->data->rx_queues[queue_id], pmc));
}
int
rte_eth_dev_set_mc_addr_list(uint16_t port_id,
struct rte_ether_addr *mc_addr_set,
uint32_t nb_mc_addr)
{
struct rte_eth_dev *dev;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_mc_addr_list, -ENOTSUP);
return eth_err(port_id, dev->dev_ops->set_mc_addr_list(dev,
mc_addr_set, nb_mc_addr));
}
int
rte_eth_timesync_enable(uint16_t port_id)
{
struct rte_eth_dev *dev;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_enable, -ENOTSUP);
return eth_err(port_id, (*dev->dev_ops->timesync_enable)(dev));
}
int
rte_eth_timesync_disable(uint16_t port_id)
{
struct rte_eth_dev *dev;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_disable, -ENOTSUP);
return eth_err(port_id, (*dev->dev_ops->timesync_disable)(dev));
}
int
rte_eth_timesync_read_rx_timestamp(uint16_t port_id, struct timespec *timestamp,
uint32_t flags)
{
struct rte_eth_dev *dev;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
if (timestamp == NULL) {
RTE_ETHDEV_LOG(ERR,
"Cannot read ethdev port %u Rx timestamp to NULL\n",
port_id);
return -EINVAL;
}
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_rx_timestamp, -ENOTSUP);
return eth_err(port_id, (*dev->dev_ops->timesync_read_rx_timestamp)
(dev, timestamp, flags));
}
int
rte_eth_timesync_read_tx_timestamp(uint16_t port_id,
struct timespec *timestamp)
{
struct rte_eth_dev *dev;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
if (timestamp == NULL) {
RTE_ETHDEV_LOG(ERR,
"Cannot read ethdev port %u Tx timestamp to NULL\n",
port_id);
return -EINVAL;
}
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_tx_timestamp, -ENOTSUP);
return eth_err(port_id, (*dev->dev_ops->timesync_read_tx_timestamp)
(dev, timestamp));
}
int
rte_eth_timesync_adjust_time(uint16_t port_id, int64_t delta)
{
struct rte_eth_dev *dev;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_adjust_time, -ENOTSUP);
return eth_err(port_id, (*dev->dev_ops->timesync_adjust_time)(dev, delta));
}
int
rte_eth_timesync_read_time(uint16_t port_id, struct timespec *timestamp)
{
struct rte_eth_dev *dev;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
if (timestamp == NULL) {
RTE_ETHDEV_LOG(ERR,
"Cannot read ethdev port %u timesync time to NULL\n",
port_id);
return -EINVAL;
}
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_time, -ENOTSUP);
return eth_err(port_id, (*dev->dev_ops->timesync_read_time)(dev,
timestamp));
}
int
rte_eth_timesync_write_time(uint16_t port_id, const struct timespec *timestamp)
{
struct rte_eth_dev *dev;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
if (timestamp == NULL) {
RTE_ETHDEV_LOG(ERR,
"Cannot write ethdev port %u timesync from NULL time\n",
port_id);
return -EINVAL;
}
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_write_time, -ENOTSUP);
return eth_err(port_id, (*dev->dev_ops->timesync_write_time)(dev,
timestamp));
}
int
rte_eth_read_clock(uint16_t port_id, uint64_t *clock)
{
struct rte_eth_dev *dev;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
if (clock == NULL) {
RTE_ETHDEV_LOG(ERR, "Cannot read ethdev port %u clock to NULL\n",
port_id);
return -EINVAL;
}
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->read_clock, -ENOTSUP);
return eth_err(port_id, (*dev->dev_ops->read_clock)(dev, clock));
}
int
rte_eth_dev_get_reg_info(uint16_t port_id, struct rte_dev_reg_info *info)
{
struct rte_eth_dev *dev;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
if (info == NULL) {
RTE_ETHDEV_LOG(ERR,
"Cannot get ethdev port %u register info to NULL\n",
port_id);
return -EINVAL;
}
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_reg, -ENOTSUP);
return eth_err(port_id, (*dev->dev_ops->get_reg)(dev, info));
}
int
rte_eth_dev_get_eeprom_length(uint16_t port_id)
{
struct rte_eth_dev *dev;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_eeprom_length, -ENOTSUP);
return eth_err(port_id, (*dev->dev_ops->get_eeprom_length)(dev));
}
int
rte_eth_dev_get_eeprom(uint16_t port_id, struct rte_dev_eeprom_info *info)
{
struct rte_eth_dev *dev;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
if (info == NULL) {
RTE_ETHDEV_LOG(ERR,
"Cannot get ethdev port %u EEPROM info to NULL\n",
port_id);
return -EINVAL;
}
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_eeprom, -ENOTSUP);
return eth_err(port_id, (*dev->dev_ops->get_eeprom)(dev, info));
}
int
rte_eth_dev_set_eeprom(uint16_t port_id, struct rte_dev_eeprom_info *info)
{
struct rte_eth_dev *dev;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
if (info == NULL) {
RTE_ETHDEV_LOG(ERR,
"Cannot set ethdev port %u EEPROM from NULL info\n",
port_id);
return -EINVAL;
}
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_eeprom, -ENOTSUP);
return eth_err(port_id, (*dev->dev_ops->set_eeprom)(dev, info));
}
int
rte_eth_dev_get_module_info(uint16_t port_id,
struct rte_eth_dev_module_info *modinfo)
{
struct rte_eth_dev *dev;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
if (modinfo == NULL) {
RTE_ETHDEV_LOG(ERR,
"Cannot get ethdev port %u EEPROM module info to NULL\n",
port_id);
return -EINVAL;
}
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_module_info, -ENOTSUP);
return (*dev->dev_ops->get_module_info)(dev, modinfo);
}
int
rte_eth_dev_get_module_eeprom(uint16_t port_id,
struct rte_dev_eeprom_info *info)
{
struct rte_eth_dev *dev;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
if (info == NULL) {
RTE_ETHDEV_LOG(ERR,
"Cannot get ethdev port %u module EEPROM info to NULL\n",
port_id);
return -EINVAL;
}
if (info->data == NULL) {
RTE_ETHDEV_LOG(ERR,
"Cannot get ethdev port %u module EEPROM data to NULL\n",
port_id);
return -EINVAL;
}
if (info->length == 0) {
RTE_ETHDEV_LOG(ERR,
"Cannot get ethdev port %u module EEPROM to data with zero size\n",
port_id);
return -EINVAL;
}
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_module_eeprom, -ENOTSUP);
return (*dev->dev_ops->get_module_eeprom)(dev, info);
}
int
rte_eth_dev_get_dcb_info(uint16_t port_id,
struct rte_eth_dcb_info *dcb_info)
{
struct rte_eth_dev *dev;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
if (dcb_info == NULL) {
RTE_ETHDEV_LOG(ERR,
"Cannot get ethdev port %u DCB info to NULL\n",
port_id);
return -EINVAL;
}
memset(dcb_info, 0, sizeof(struct rte_eth_dcb_info));
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_dcb_info, -ENOTSUP);
return eth_err(port_id, (*dev->dev_ops->get_dcb_info)(dev, dcb_info));
}
static void
eth_dev_adjust_nb_desc(uint16_t *nb_desc,
const struct rte_eth_desc_lim *desc_lim)
{
if (desc_lim->nb_align != 0)
*nb_desc = RTE_ALIGN_CEIL(*nb_desc, desc_lim->nb_align);
if (desc_lim->nb_max != 0)
*nb_desc = RTE_MIN(*nb_desc, desc_lim->nb_max);
*nb_desc = RTE_MAX(*nb_desc, desc_lim->nb_min);
}
int
rte_eth_dev_adjust_nb_rx_tx_desc(uint16_t port_id,
uint16_t *nb_rx_desc,
uint16_t *nb_tx_desc)
{
struct rte_eth_dev_info dev_info;
int ret;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
ret = rte_eth_dev_info_get(port_id, &dev_info);
if (ret != 0)
return ret;
if (nb_rx_desc != NULL)
eth_dev_adjust_nb_desc(nb_rx_desc, &dev_info.rx_desc_lim);
if (nb_tx_desc != NULL)
eth_dev_adjust_nb_desc(nb_tx_desc, &dev_info.tx_desc_lim);
return 0;
}
int
rte_eth_dev_hairpin_capability_get(uint16_t port_id,
struct rte_eth_hairpin_cap *cap)
{
struct rte_eth_dev *dev;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
if (cap == NULL) {
RTE_ETHDEV_LOG(ERR,
"Cannot get ethdev port %u hairpin capability to NULL\n",
port_id);
return -EINVAL;
}
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->hairpin_cap_get, -ENOTSUP);
memset(cap, 0, sizeof(*cap));
return eth_err(port_id, (*dev->dev_ops->hairpin_cap_get)(dev, cap));
}
int
rte_eth_dev_is_rx_hairpin_queue(struct rte_eth_dev *dev, uint16_t queue_id)
{
if (dev->data->rx_queue_state[queue_id] == RTE_ETH_QUEUE_STATE_HAIRPIN)
return 1;
return 0;
}
int
rte_eth_dev_is_tx_hairpin_queue(struct rte_eth_dev *dev, uint16_t queue_id)
{
if (dev->data->tx_queue_state[queue_id] == RTE_ETH_QUEUE_STATE_HAIRPIN)
return 1;
return 0;
}
int
rte_eth_dev_pool_ops_supported(uint16_t port_id, const char *pool)
{
struct rte_eth_dev *dev;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
if (pool == NULL) {
RTE_ETHDEV_LOG(ERR,
"Cannot test ethdev port %u mempool operation from NULL pool\n",
port_id);
return -EINVAL;
}
if (*dev->dev_ops->pool_ops_supported == NULL)
return 1; /* all pools are supported */
return (*dev->dev_ops->pool_ops_supported)(dev, pool);
}
/**
* A set of values to describe the possible states of a switch domain.
*/
enum rte_eth_switch_domain_state {
RTE_ETH_SWITCH_DOMAIN_UNUSED = 0,
RTE_ETH_SWITCH_DOMAIN_ALLOCATED
};
/**
* Array of switch domains available for allocation. Array is sized to
* RTE_MAX_ETHPORTS elements as there cannot be more active switch domains than
* ethdev ports in a single process.
*/
static struct rte_eth_dev_switch {
enum rte_eth_switch_domain_state state;
} eth_dev_switch_domains[RTE_MAX_ETHPORTS];
int
rte_eth_switch_domain_alloc(uint16_t *domain_id)
{
uint16_t i;
*domain_id = RTE_ETH_DEV_SWITCH_DOMAIN_ID_INVALID;
for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
if (eth_dev_switch_domains[i].state ==
RTE_ETH_SWITCH_DOMAIN_UNUSED) {
eth_dev_switch_domains[i].state =
RTE_ETH_SWITCH_DOMAIN_ALLOCATED;
*domain_id = i;
return 0;
}
}
return -ENOSPC;
}
int
rte_eth_switch_domain_free(uint16_t domain_id)
{
if (domain_id == RTE_ETH_DEV_SWITCH_DOMAIN_ID_INVALID ||
domain_id >= RTE_MAX_ETHPORTS)
return -EINVAL;
if (eth_dev_switch_domains[domain_id].state !=
RTE_ETH_SWITCH_DOMAIN_ALLOCATED)
return -EINVAL;
eth_dev_switch_domains[domain_id].state = RTE_ETH_SWITCH_DOMAIN_UNUSED;
return 0;
}
static int
eth_dev_devargs_tokenise(struct rte_kvargs *arglist, const char *str_in)
{
int state;
struct rte_kvargs_pair *pair;
char *letter;
arglist->str = strdup(str_in);
if (arglist->str == NULL)
return -ENOMEM;
letter = arglist->str;
state = 0;
arglist->count = 0;
pair = &arglist->pairs[0];
while (1) {
switch (state) {
case 0: /* Initial */
if (*letter == '=')
return -EINVAL;
else if (*letter == '\0')
return 0;
state = 1;
pair->key = letter;
/* fall-thru */
case 1: /* Parsing key */
if (*letter == '=') {
*letter = '\0';
pair->value = letter + 1;
state = 2;
} else if (*letter == ',' || *letter == '\0')
return -EINVAL;
break;
case 2: /* Parsing value */
if (*letter == '[')
state = 3;
else if (*letter == ',') {
*letter = '\0';
arglist->count++;
pair = &arglist->pairs[arglist->count];
state = 0;
} else if (*letter == '\0') {
letter--;
arglist->count++;
pair = &arglist->pairs[arglist->count];
state = 0;
}
break;
case 3: /* Parsing list */
if (*letter == ']')
state = 2;
else if (*letter == '\0')
return -EINVAL;
break;
}
letter++;
}
}
int
rte_eth_devargs_parse(const char *dargs, struct rte_eth_devargs *eth_da)
{
struct rte_kvargs args;
struct rte_kvargs_pair *pair;
unsigned int i;
int result = 0;
memset(eth_da, 0, sizeof(*eth_da));
result = eth_dev_devargs_tokenise(&args, dargs);
if (result < 0)
goto parse_cleanup;
for (i = 0; i < args.count; i++) {
pair = &args.pairs[i];
if (strcmp("representor", pair->key) == 0) {
if (eth_da->type != RTE_ETH_REPRESENTOR_NONE) {
RTE_LOG(ERR, EAL, "duplicated representor key: %s\n",
dargs);
result = -1;
goto parse_cleanup;
}
result = rte_eth_devargs_parse_representor_ports(
pair->value, eth_da);
if (result < 0)
goto parse_cleanup;
}
}
parse_cleanup:
if (args.str)
free(args.str);
return result;
}
int
rte_eth_representor_id_get(const struct rte_eth_dev *ethdev,
enum rte_eth_representor_type type,
int controller, int pf, int representor_port,
uint16_t *repr_id)
{
int ret, n, count;
uint32_t i;
struct rte_eth_representor_info *info = NULL;
size_t size;
if (type == RTE_ETH_REPRESENTOR_NONE)
return 0;
if (repr_id == NULL)
return -EINVAL;
/* Get PMD representor range info. */
ret = rte_eth_representor_info_get(ethdev->data->port_id, NULL);
if (ret == -ENOTSUP && type == RTE_ETH_REPRESENTOR_VF &&
controller == -1 && pf == -1) {
/* Direct mapping for legacy VF representor. */
*repr_id = representor_port;
return 0;
} else if (ret < 0) {
return ret;
}
n = ret;
size = sizeof(*info) + n * sizeof(info->ranges[0]);
info = calloc(1, size);
if (info == NULL)
return -ENOMEM;
info->nb_ranges_alloc = n;
ret = rte_eth_representor_info_get(ethdev->data->port_id, info);
if (ret < 0)
goto out;
/* Default controller and pf to caller. */
if (controller == -1)
controller = info->controller;
if (pf == -1)
pf = info->pf;
/* Locate representor ID. */
ret = -ENOENT;
for (i = 0; i < info->nb_ranges; ++i) {
if (info->ranges[i].type != type)
continue;
if (info->ranges[i].controller != controller)
continue;
if (info->ranges[i].id_end < info->ranges[i].id_base) {
RTE_LOG(WARNING, EAL, "Port %hu invalid representor ID Range %u - %u, entry %d\n",
ethdev->data->port_id, info->ranges[i].id_base,
info->ranges[i].id_end, i);
continue;
}
count = info->ranges[i].id_end - info->ranges[i].id_base + 1;
switch (info->ranges[i].type) {
case RTE_ETH_REPRESENTOR_PF:
if (pf < info->ranges[i].pf ||
pf >= info->ranges[i].pf + count)
continue;
*repr_id = info->ranges[i].id_base +
(pf - info->ranges[i].pf);
ret = 0;
goto out;
case RTE_ETH_REPRESENTOR_VF:
if (info->ranges[i].pf != pf)
continue;
if (representor_port < info->ranges[i].vf ||
representor_port >= info->ranges[i].vf + count)
continue;
*repr_id = info->ranges[i].id_base +
(representor_port - info->ranges[i].vf);
ret = 0;
goto out;
case RTE_ETH_REPRESENTOR_SF:
if (info->ranges[i].pf != pf)
continue;
if (representor_port < info->ranges[i].sf ||
representor_port >= info->ranges[i].sf + count)
continue;
*repr_id = info->ranges[i].id_base +
(representor_port - info->ranges[i].sf);
ret = 0;
goto out;
default:
break;
}
}
out:
free(info);
return ret;
}
static int
eth_dev_handle_port_list(const char *cmd __rte_unused,
const char *params __rte_unused,
struct rte_tel_data *d)
{
int port_id;
rte_tel_data_start_array(d, RTE_TEL_INT_VAL);
RTE_ETH_FOREACH_DEV(port_id)
rte_tel_data_add_array_int(d, port_id);
return 0;
}
static void
eth_dev_add_port_queue_stats(struct rte_tel_data *d, uint64_t *q_stats,
const char *stat_name)
{
int q;
struct rte_tel_data *q_data = rte_tel_data_alloc();
rte_tel_data_start_array(q_data, RTE_TEL_U64_VAL);
for (q = 0; q < RTE_ETHDEV_QUEUE_STAT_CNTRS; q++)
rte_tel_data_add_array_u64(q_data, q_stats[q]);
rte_tel_data_add_dict_container(d, stat_name, q_data, 0);
}
#define ADD_DICT_STAT(stats, s) rte_tel_data_add_dict_u64(d, #s, stats.s)
static int
eth_dev_handle_port_stats(const char *cmd __rte_unused,
const char *params,
struct rte_tel_data *d)
{
struct rte_eth_stats stats;
int port_id, ret;
if (params == NULL || strlen(params) == 0 || !isdigit(*params))
return -1;
port_id = atoi(params);
if (!rte_eth_dev_is_valid_port(port_id))
return -1;
ret = rte_eth_stats_get(port_id, &stats);
if (ret < 0)
return -1;
rte_tel_data_start_dict(d);
ADD_DICT_STAT(stats, ipackets);
ADD_DICT_STAT(stats, opackets);
ADD_DICT_STAT(stats, ibytes);
ADD_DICT_STAT(stats, obytes);
ADD_DICT_STAT(stats, imissed);
ADD_DICT_STAT(stats, ierrors);
ADD_DICT_STAT(stats, oerrors);
ADD_DICT_STAT(stats, rx_nombuf);
eth_dev_add_port_queue_stats(d, stats.q_ipackets, "q_ipackets");
eth_dev_add_port_queue_stats(d, stats.q_opackets, "q_opackets");
eth_dev_add_port_queue_stats(d, stats.q_ibytes, "q_ibytes");
eth_dev_add_port_queue_stats(d, stats.q_obytes, "q_obytes");
eth_dev_add_port_queue_stats(d, stats.q_errors, "q_errors");
return 0;
}
static int
eth_dev_handle_port_xstats(const char *cmd __rte_unused,
const char *params,
struct rte_tel_data *d)
{
struct rte_eth_xstat *eth_xstats;
struct rte_eth_xstat_name *xstat_names;
int port_id, num_xstats;
int i, ret;
char *end_param;
if (params == NULL || strlen(params) == 0 || !isdigit(*params))
return -1;
port_id = strtoul(params, &end_param, 0);
if (*end_param != '\0')
RTE_ETHDEV_LOG(NOTICE,
"Extra parameters passed to ethdev telemetry command, ignoring");
if (!rte_eth_dev_is_valid_port(port_id))
return -1;
num_xstats = rte_eth_xstats_get(port_id, NULL, 0);
if (num_xstats < 0)
return -1;
/* use one malloc for both names and stats */
eth_xstats = malloc((sizeof(struct rte_eth_xstat) +
sizeof(struct rte_eth_xstat_name)) * num_xstats);
if (eth_xstats == NULL)
return -1;
xstat_names = (void *)&eth_xstats[num_xstats];
ret = rte_eth_xstats_get_names(port_id, xstat_names, num_xstats);
if (ret < 0 || ret > num_xstats) {
free(eth_xstats);
return -1;
}
ret = rte_eth_xstats_get(port_id, eth_xstats, num_xstats);
if (ret < 0 || ret > num_xstats) {
free(eth_xstats);
return -1;
}
rte_tel_data_start_dict(d);
for (i = 0; i < num_xstats; i++)
rte_tel_data_add_dict_u64(d, xstat_names[i].name,
eth_xstats[i].value);
return 0;
}
static int
eth_dev_handle_port_link_status(const char *cmd __rte_unused,
const char *params,
struct rte_tel_data *d)
{
static const char *status_str = "status";
int ret, port_id;
struct rte_eth_link link;
char *end_param;
if (params == NULL || strlen(params) == 0 || !isdigit(*params))
return -1;
port_id = strtoul(params, &end_param, 0);
if (*end_param != '\0')
RTE_ETHDEV_LOG(NOTICE,
"Extra parameters passed to ethdev telemetry command, ignoring");
if (!rte_eth_dev_is_valid_port(port_id))
return -1;
ret = rte_eth_link_get_nowait(port_id, &link);
if (ret < 0)
return -1;
rte_tel_data_start_dict(d);
if (!link.link_status) {
rte_tel_data_add_dict_string(d, status_str, "DOWN");
return 0;
}
rte_tel_data_add_dict_string(d, status_str, "UP");
rte_tel_data_add_dict_u64(d, "speed", link.link_speed);
rte_tel_data_add_dict_string(d, "duplex",
(link.link_duplex == ETH_LINK_FULL_DUPLEX) ?
"full-duplex" : "half-duplex");
return 0;
}
int
rte_eth_hairpin_queue_peer_update(uint16_t peer_port, uint16_t peer_queue,
struct rte_hairpin_peer_info *cur_info,
struct rte_hairpin_peer_info *peer_info,
uint32_t direction)
{
struct rte_eth_dev *dev;
/* Current queue information is not mandatory. */
if (peer_info == NULL)
return -EINVAL;
/* No need to check the validity again. */
dev = &rte_eth_devices[peer_port];
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->hairpin_queue_peer_update,
-ENOTSUP);
return (*dev->dev_ops->hairpin_queue_peer_update)(dev, peer_queue,
cur_info, peer_info, direction);
}
int
rte_eth_hairpin_queue_peer_bind(uint16_t cur_port, uint16_t cur_queue,
struct rte_hairpin_peer_info *peer_info,
uint32_t direction)
{
struct rte_eth_dev *dev;
if (peer_info == NULL)
return -EINVAL;
/* No need to check the validity again. */
dev = &rte_eth_devices[cur_port];
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->hairpin_queue_peer_bind,
-ENOTSUP);
return (*dev->dev_ops->hairpin_queue_peer_bind)(dev, cur_queue,
peer_info, direction);
}
int
rte_eth_hairpin_queue_peer_unbind(uint16_t cur_port, uint16_t cur_queue,
uint32_t direction)
{
struct rte_eth_dev *dev;
/* No need to check the validity again. */
dev = &rte_eth_devices[cur_port];
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->hairpin_queue_peer_unbind,
-ENOTSUP);
return (*dev->dev_ops->hairpin_queue_peer_unbind)(dev, cur_queue,
direction);
}
int
rte_eth_representor_info_get(uint16_t port_id,
struct rte_eth_representor_info *info)
{
struct rte_eth_dev *dev;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->representor_info_get, -ENOTSUP);
return eth_err(port_id, (*dev->dev_ops->representor_info_get)(dev, info));
}
RTE_LOG_REGISTER_DEFAULT(rte_eth_dev_logtype, INFO);
RTE_INIT(ethdev_init_telemetry)
{
rte_telemetry_register_cmd("/ethdev/list", eth_dev_handle_port_list,
"Returns list of available ethdev ports. Takes no parameters");
rte_telemetry_register_cmd("/ethdev/stats", eth_dev_handle_port_stats,
"Returns the common stats for a port. Parameters: int port_id");
rte_telemetry_register_cmd("/ethdev/xstats", eth_dev_handle_port_xstats,
"Returns the extended stats for a port. Parameters: int port_id");
rte_telemetry_register_cmd("/ethdev/link_status",
eth_dev_handle_port_link_status,
"Returns the link status for a port. Parameters: int port_id");
}
Reference in New Issue View Git Blame Copy Permalink