#include <rte_debug.h>
#include <rte_atomic.h>
-#include <rte_ethdev_driver.h>
+#include <ethdev_driver.h>
#include <rte_malloc.h>
#include <rte_flow.h>
#include <rte_cycles.h>
#include <rte_ethdev.h>
+#include <rte_string_fns.h>
#include "failsafe_private.h"
if (ret) {
if (!fs_err(sdev, ret))
continue;
- rte_eth_dev_stop(PORT_ID(sdev));
+ if (fs_err(sdev, rte_eth_dev_stop(PORT_ID(sdev))) < 0)
+ ERROR("Failed to stop sub-device %u",
+ SUB_ID(sdev));
fs_unlock(dev, 0);
return ret;
}
RTE_ETH_QUEUE_STATE_STOPPED;
}
-static void
+static int
fs_dev_stop(struct rte_eth_dev *dev)
{
struct sub_device *sdev;
uint8_t i;
+ int ret;
fs_lock(dev, 0);
PRIV(dev)->state = DEV_STARTED - 1;
FOREACH_SUBDEV_STATE(sdev, i, dev, DEV_STARTED) {
- rte_eth_dev_stop(PORT_ID(sdev));
+ ret = rte_eth_dev_stop(PORT_ID(sdev));
+ if (fs_err(sdev, ret) < 0) {
+ ERROR("Failed to stop device %u",
+ PORT_ID(sdev));
+ PRIV(dev)->state = DEV_STARTED + 1;
+ fs_unlock(dev, 0);
+ return ret;
+ }
failsafe_rx_intr_uninstall_subdevice(sdev);
sdev->state = DEV_STARTED - 1;
}
failsafe_rx_intr_uninstall(dev);
fs_set_queues_state_stop(dev);
fs_unlock(dev, 0);
+
+ return 0;
}
static int
return 0;
}
-static void fs_dev_free_queues(struct rte_eth_dev *dev);
-static void
-fs_dev_close(struct rte_eth_dev *dev)
-{
- struct sub_device *sdev;
- uint8_t i;
-
- fs_lock(dev, 0);
- failsafe_hotplug_alarm_cancel(dev);
- if (PRIV(dev)->state == DEV_STARTED)
- dev->dev_ops->dev_stop(dev);
- PRIV(dev)->state = DEV_ACTIVE - 1;
- FOREACH_SUBDEV_STATE(sdev, i, dev, DEV_ACTIVE) {
- DEBUG("Closing sub_device %d", i);
- failsafe_eth_dev_unregister_callbacks(sdev);
- rte_eth_dev_close(PORT_ID(sdev));
- sdev->state = DEV_ACTIVE - 1;
- }
- fs_dev_free_queues(dev);
- fs_unlock(dev, 0);
-}
-
static int
fs_rx_queue_stop(struct rte_eth_dev *dev, uint16_t rx_queue_id)
{
rxq = queue;
dev = &rte_eth_devices[rxq->priv->data->port_id];
fs_lock(dev, 0);
- if (rxq->event_fd > 0)
+ if (rxq->event_fd >= 0)
close(rxq->event_fd);
FOREACH_SUBDEV_STATE(sdev, i, dev, DEV_ACTIVE) {
if (ETH(sdev)->data->rx_queues != NULL &&
dev->data->nb_tx_queues = 0;
}
+int
+failsafe_eth_dev_close(struct rte_eth_dev *dev)
+{
+ struct sub_device *sdev;
+ uint8_t i;
+ int err, ret = 0;
+
+ fs_lock(dev, 0);
+ failsafe_hotplug_alarm_cancel(dev);
+ if (PRIV(dev)->state == DEV_STARTED) {
+ ret = dev->dev_ops->dev_stop(dev);
+ if (ret != 0) {
+ fs_unlock(dev, 0);
+ return ret;
+ }
+ }
+ PRIV(dev)->state = DEV_ACTIVE - 1;
+ FOREACH_SUBDEV_STATE(sdev, i, dev, DEV_ACTIVE) {
+ DEBUG("Closing sub_device %d", i);
+ failsafe_eth_dev_unregister_callbacks(sdev);
+ err = rte_eth_dev_close(PORT_ID(sdev));
+ if (err) {
+ ret = ret ? ret : err;
+ ERROR("Error while closing sub-device %u",
+ PORT_ID(sdev));
+ }
+ sdev->state = DEV_ACTIVE - 1;
+ }
+ rte_eth_dev_callback_unregister(RTE_ETH_ALL, RTE_ETH_EVENT_NEW,
+ failsafe_eth_new_event_callback, dev);
+ if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
+ fs_unlock(dev, 0);
+ return ret;
+ }
+ fs_dev_free_queues(dev);
+ err = failsafe_eal_uninit(dev);
+ if (err) {
+ ret = ret ? ret : err;
+ ERROR("Error while uninitializing sub-EAL");
+ }
+ failsafe_args_free(dev);
+ rte_free(PRIV(dev)->subs);
+ rte_free(PRIV(dev)->mcast_addrs);
+ /* mac_addrs must not be freed alone because part of dev_private */
+ dev->data->mac_addrs = NULL;
+ fs_unlock(dev, 0);
+ err = pthread_mutex_destroy(&PRIV(dev)->hotplug_mutex);
+ if (err) {
+ ret = ret ? ret : err;
+ ERROR("Error while destroying hotplug mutex");
+ }
+ return ret;
+}
+
static int
fs_promiscuous_enable(struct rte_eth_dev *dev)
{
return ret;
}
-static void
+static int
fs_allmulticast_enable(struct rte_eth_dev *dev)
{
struct sub_device *sdev;
uint8_t i;
+ int ret = 0;
fs_lock(dev, 0);
- FOREACH_SUBDEV_STATE(sdev, i, dev, DEV_ACTIVE)
- rte_eth_allmulticast_enable(PORT_ID(sdev));
+ FOREACH_SUBDEV_STATE(sdev, i, dev, DEV_ACTIVE) {
+ ret = rte_eth_allmulticast_enable(PORT_ID(sdev));
+ ret = fs_err(sdev, ret);
+ if (ret != 0) {
+ ERROR("All-multicast mode enable failed for subdevice %d",
+ PORT_ID(sdev));
+ break;
+ }
+ }
+ if (ret != 0) {
+ /* Rollback in the case of failure */
+ FOREACH_SUBDEV_STATE(sdev, i, dev, DEV_ACTIVE) {
+ ret = rte_eth_allmulticast_disable(PORT_ID(sdev));
+ ret = fs_err(sdev, ret);
+ if (ret != 0)
+ ERROR("All-multicast mode disable during rollback failed for subdevice %d",
+ PORT_ID(sdev));
+ }
+ }
fs_unlock(dev, 0);
+
+ return ret;
}
-static void
+static int
fs_allmulticast_disable(struct rte_eth_dev *dev)
{
struct sub_device *sdev;
uint8_t i;
+ int ret = 0;
fs_lock(dev, 0);
- FOREACH_SUBDEV_STATE(sdev, i, dev, DEV_ACTIVE)
- rte_eth_allmulticast_disable(PORT_ID(sdev));
+ FOREACH_SUBDEV_STATE(sdev, i, dev, DEV_ACTIVE) {
+ ret = rte_eth_allmulticast_disable(PORT_ID(sdev));
+ ret = fs_err(sdev, ret);
+ if (ret != 0) {
+ ERROR("All-multicast mode disable failed for subdevice %d",
+ PORT_ID(sdev));
+ break;
+ }
+ }
+ if (ret != 0) {
+ /* Rollback in the case of failure */
+ FOREACH_SUBDEV_STATE(sdev, i, dev, DEV_ACTIVE) {
+ ret = rte_eth_allmulticast_enable(PORT_ID(sdev));
+ ret = fs_err(sdev, ret);
+ if (ret != 0)
+ ERROR("All-multicast mode enable during rollback failed for subdevice %d",
+ PORT_ID(sdev));
+ }
+ }
fs_unlock(dev, 0);
+
+ return ret;
}
static int
return 0;
}
+static int
+__fs_xstats_count(struct rte_eth_dev *dev)
+{
+ struct sub_device *sdev;
+ int count = 0;
+ uint8_t i;
+ int ret;
+
+ FOREACH_SUBDEV_STATE(sdev, i, dev, DEV_ACTIVE) {
+ ret = rte_eth_xstats_get_names(PORT_ID(sdev), NULL, 0);
+ if (ret < 0)
+ return ret;
+ count += ret;
+ }
+
+ return count;
+}
+
+static int
+__fs_xstats_get_names(struct rte_eth_dev *dev,
+ struct rte_eth_xstat_name *xstats_names,
+ unsigned int limit)
+{
+ struct sub_device *sdev;
+ unsigned int count = 0;
+ uint8_t i;
+
+ /* Caller only cares about count */
+ if (!xstats_names)
+ return __fs_xstats_count(dev);
+
+ FOREACH_SUBDEV_STATE(sdev, i, dev, DEV_ACTIVE) {
+ struct rte_eth_xstat_name *sub_names = xstats_names + count;
+ int j, r;
+
+ if (count >= limit)
+ break;
+
+ r = rte_eth_xstats_get_names(PORT_ID(sdev),
+ sub_names, limit - count);
+ if (r < 0)
+ return r;
+
+ /* add subN_ prefix to names */
+ for (j = 0; j < r; j++) {
+ char *xname = sub_names[j].name;
+ char tmp[RTE_ETH_XSTATS_NAME_SIZE];
+
+ if ((xname[0] == 't' || xname[0] == 'r') &&
+ xname[1] == 'x' && xname[2] == '_')
+ snprintf(tmp, sizeof(tmp), "%.3ssub%u_%s",
+ xname, i, xname + 3);
+ else
+ snprintf(tmp, sizeof(tmp), "sub%u_%s",
+ i, xname);
+
+ strlcpy(xname, tmp, RTE_ETH_XSTATS_NAME_SIZE);
+ }
+ count += r;
+ }
+ return count;
+}
+
+static int
+fs_xstats_get_names(struct rte_eth_dev *dev,
+ struct rte_eth_xstat_name *xstats_names,
+ unsigned int limit)
+{
+ int ret;
+
+ fs_lock(dev, 0);
+ ret = __fs_xstats_get_names(dev, xstats_names, limit);
+ fs_unlock(dev, 0);
+ return ret;
+}
+
+static int
+__fs_xstats_get(struct rte_eth_dev *dev,
+ struct rte_eth_xstat *xstats,
+ unsigned int n)
+{
+ unsigned int count = 0;
+ struct sub_device *sdev;
+ uint8_t i;
+ int j, ret;
+
+ ret = __fs_xstats_count(dev);
+ /*
+ * if error
+ * or caller did not give enough space
+ * or just querying
+ */
+ if (ret < 0 || ret > (int)n || xstats == NULL)
+ return ret;
+
+ FOREACH_SUBDEV_STATE(sdev, i, dev, DEV_ACTIVE) {
+ ret = rte_eth_xstats_get(PORT_ID(sdev), xstats, n);
+ if (ret < 0)
+ return ret;
+
+ if (ret > (int)n)
+ return n + count;
+
+ /* add offset to id's from sub-device */
+ for (j = 0; j < ret; j++)
+ xstats[j].id += count;
+
+ xstats += ret;
+ n -= ret;
+ count += ret;
+ }
+
+ return count;
+}
+
+static int
+fs_xstats_get(struct rte_eth_dev *dev,
+ struct rte_eth_xstat *xstats,
+ unsigned int n)
+{
+ int ret;
+
+ fs_lock(dev, 0);
+ ret = __fs_xstats_get(dev, xstats, n);
+ fs_unlock(dev, 0);
+
+ return ret;
+}
+
+
+static int
+fs_xstats_reset(struct rte_eth_dev *dev)
+{
+ struct sub_device *sdev;
+ uint8_t i;
+ int r = 0;
+
+ fs_lock(dev, 0);
+ FOREACH_SUBDEV_STATE(sdev, i, dev, DEV_ACTIVE) {
+ r = rte_eth_xstats_reset(PORT_ID(sdev));
+ if (r < 0)
+ break;
+ }
+ fs_unlock(dev, 0);
+
+ return r;
+}
+
static void
fs_dev_merge_desc_lim(struct rte_eth_desc_lim *to,
const struct rte_eth_desc_lim *from)
fs_dev_merge_info(struct rte_eth_dev_info *info,
const struct rte_eth_dev_info *sinfo)
{
+ info->min_mtu = RTE_MAX(info->min_mtu, sinfo->min_mtu);
+ info->max_mtu = RTE_MIN(info->max_mtu, sinfo->max_mtu);
info->max_rx_pktlen = RTE_MIN(info->max_rx_pktlen, sinfo->max_rx_pktlen);
info->max_rx_queues = RTE_MIN(info->max_rx_queues, sinfo->max_rx_queues);
info->max_tx_queues = RTE_MIN(info->max_tx_queues, sinfo->max_tx_queues);
info->rx_queue_offload_capa &= sinfo->rx_queue_offload_capa;
info->tx_queue_offload_capa &= sinfo->tx_queue_offload_capa;
info->flow_type_rss_offloads &= sinfo->flow_type_rss_offloads;
+
+ /*
+ * RETA size is a GCD of RETA sizes indicated by sub-devices.
+ * Each of these sizes is a power of 2, so use the lower one.
+ */
+ info->reta_size = RTE_MIN(info->reta_size, sinfo->reta_size);
+
+ info->hash_key_size = RTE_MIN(info->hash_key_size,
+ sinfo->hash_key_size);
}
/**
int ret;
/* Use maximum upper bounds by default */
+ infos->min_mtu = RTE_ETHER_MIN_MTU;
+ infos->max_mtu = UINT16_MAX;
infos->max_rx_pktlen = UINT32_MAX;
infos->max_rx_queues = RTE_MAX_QUEUES_PER_PORT;
infos->max_tx_queues = RTE_MAX_QUEUES_PER_PORT;
infos->max_hash_mac_addrs = UINT32_MAX;
infos->max_vfs = UINT16_MAX;
infos->max_vmdq_pools = UINT16_MAX;
+ infos->reta_size = UINT16_MAX;
+ infos->hash_key_size = UINT8_MAX;
/*
* Set of capabilities that can be verified upon
DEV_RX_OFFLOAD_JUMBO_FRAME |
DEV_RX_OFFLOAD_SCATTER |
DEV_RX_OFFLOAD_TIMESTAMP |
- DEV_RX_OFFLOAD_SECURITY;
+ DEV_RX_OFFLOAD_SECURITY |
+ DEV_RX_OFFLOAD_RSS_HASH;
infos->rx_queue_offload_capa =
DEV_RX_OFFLOAD_VLAN_STRIP |
DEV_RX_OFFLOAD_JUMBO_FRAME |
DEV_RX_OFFLOAD_SCATTER |
DEV_RX_OFFLOAD_TIMESTAMP |
- DEV_RX_OFFLOAD_SECURITY;
+ DEV_RX_OFFLOAD_SECURITY |
+ DEV_RX_OFFLOAD_RSS_HASH;
infos->tx_offload_capa =
DEV_TX_OFFLOAD_MULTI_SEGS |
.dev_stop = fs_dev_stop,
.dev_set_link_down = fs_dev_set_link_down,
.dev_set_link_up = fs_dev_set_link_up,
- .dev_close = fs_dev_close,
+ .dev_close = failsafe_eth_dev_close,
.promiscuous_enable = fs_promiscuous_enable,
.promiscuous_disable = fs_promiscuous_disable,
.allmulticast_enable = fs_allmulticast_enable,
.link_update = fs_link_update,
.stats_get = fs_stats_get,
.stats_reset = fs_stats_reset,
+ .xstats_get = fs_xstats_get,
+ .xstats_get_names = fs_xstats_get_names,
+ .xstats_reset = fs_xstats_reset,
.dev_infos_get = fs_dev_infos_get,
.dev_supported_ptypes_get = fs_dev_supported_ptypes_get,
.mtu_set = fs_mtu_set,