#include <rte_malloc.h>
#include <rte_log.h>
#include <rte_errno.h>
-#include <rte_bus_pci.h>
#include <rte_pci.h>
#include <rte_string_fns.h>
#include <mlx5_glue.h>
#include <mlx5_common.h>
+#include <mlx5_common_pci.h>
#include <mlx5_devx_cmds.h>
#include <mlx5_prm.h>
#include <mlx5_nl.h>
(1ULL << VHOST_USER_PROTOCOL_F_HOST_NOTIFIER) | \
(1ULL << VHOST_USER_PROTOCOL_F_LOG_SHMFD) | \
(1ULL << VHOST_USER_PROTOCOL_F_MQ) | \
- (1ULL << VHOST_USER_PROTOCOL_F_NET_MTU))
+ (1ULL << VHOST_USER_PROTOCOL_F_NET_MTU) | \
+ (1ULL << VHOST_USER_PROTOCOL_F_STATUS))
#define MLX5_VDPA_MAX_RETRIES 20
#define MLX5_VDPA_USEC 1000
TAILQ_HEAD(mlx5_vdpa_privs, mlx5_vdpa_priv) priv_list =
TAILQ_HEAD_INITIALIZER(priv_list);
static pthread_mutex_t priv_list_lock = PTHREAD_MUTEX_INITIALIZER;
-int mlx5_vdpa_logtype;
static struct mlx5_vdpa_priv *
mlx5_vdpa_find_priv_resource_by_vdev(struct rte_vdpa_device *vdev)
struct rte_vdpa_device *vdev = rte_vhost_get_vdpa_device(vid);
struct mlx5_vdpa_priv *priv =
mlx5_vdpa_find_priv_resource_by_vdev(vdev);
+ int ret;
if (priv == NULL) {
DRV_LOG(ERR, "Invalid vDPA device: %s.", vdev->device->name);
DRV_LOG(ERR, "Too big vring id: %d.", vring);
return -E2BIG;
}
- return mlx5_vdpa_virtq_enable(priv, vring, state);
-}
-
-static int
-mlx5_vdpa_direct_db_prepare(struct mlx5_vdpa_priv *priv)
-{
- int ret;
-
- if (priv->direct_notifier) {
- ret = rte_vhost_host_notifier_ctrl(priv->vid, false);
- if (ret != 0) {
- DRV_LOG(INFO, "Direct HW notifier FD cannot be "
- "destroyed for device %d: %d.", priv->vid, ret);
- return -1;
- }
- priv->direct_notifier = 0;
- }
- ret = rte_vhost_host_notifier_ctrl(priv->vid, true);
- if (ret != 0)
- DRV_LOG(INFO, "Direct HW notifier FD cannot be configured for"
- " device %d: %d.", priv->vid, ret);
- else
- priv->direct_notifier = 1;
- return 0;
+ pthread_mutex_lock(&priv->vq_config_lock);
+ ret = mlx5_vdpa_virtq_enable(priv, vring, state);
+ pthread_mutex_unlock(&priv->vq_config_lock);
+ return ret;
}
static int
}
if (priv->configured)
ret |= mlx5_vdpa_lm_log(priv);
+ mlx5_vdpa_err_event_unset(priv);
mlx5_vdpa_cqe_event_unset(priv);
mlx5_vdpa_steer_unset(priv);
mlx5_vdpa_virtqs_release(priv);
}
priv->configured = 0;
priv->vid = 0;
+ /* The mutex may stay locked after event thread cancel - initiate it. */
+ pthread_mutex_init(&priv->vq_config_lock, NULL);
DRV_LOG(INFO, "vDPA device %d was closed.", vid);
return ret;
}
DRV_LOG(WARNING, "MTU cannot be set on device %s.",
vdev->device->name);
if (mlx5_vdpa_pd_create(priv) || mlx5_vdpa_mem_register(priv) ||
- mlx5_vdpa_direct_db_prepare(priv) ||
+ mlx5_vdpa_err_event_setup(priv) ||
mlx5_vdpa_virtqs_prepare(priv) || mlx5_vdpa_steer_setup(priv) ||
mlx5_vdpa_cqe_event_setup(priv)) {
mlx5_vdpa_dev_close(vid);
{
struct mlx5_vdpa_priv *priv = opaque;
unsigned long tmp;
+ int n_cores = sysconf(_SC_NPROCESSORS_ONLN);
if (strcmp(key, "class") == 0)
return 0;
priv->event_us = (uint32_t)tmp;
} else if (strcmp(key, "no_traffic_time") == 0) {
priv->no_traffic_time_s = (uint32_t)tmp;
+ } else if (strcmp(key, "event_core") == 0) {
+ if (tmp >= (unsigned long)n_cores)
+ DRV_LOG(WARNING, "Invalid event_core %s.", val);
+ else
+ priv->event_core = tmp;
+ } else if (strcmp(key, "hw_latency_mode") == 0) {
+ priv->hw_latency_mode = (uint32_t)tmp;
+ } else if (strcmp(key, "hw_max_latency_us") == 0) {
+ priv->hw_max_latency_us = (uint32_t)tmp;
+ } else if (strcmp(key, "hw_max_pending_comp") == 0) {
+ priv->hw_max_pending_comp = (uint32_t)tmp;
} else {
DRV_LOG(WARNING, "Invalid key %s.", key);
}
{
struct rte_kvargs *kvlist;
- priv->event_mode = MLX5_VDPA_EVENT_MODE_DYNAMIC_TIMER;
+ priv->event_mode = MLX5_VDPA_EVENT_MODE_FIXED_TIMER;
priv->event_us = 0;
+ priv->event_core = -1;
priv->no_traffic_time_s = MLX5_VDPA_DEFAULT_NO_TRAFFIC_TIME_S;
if (devargs == NULL)
return;
return;
rte_kvargs_process(kvlist, NULL, mlx5_vdpa_args_check_handler, priv);
rte_kvargs_free(kvlist);
- if (!priv->event_us) {
- if (priv->event_mode == MLX5_VDPA_EVENT_MODE_DYNAMIC_TIMER)
- priv->event_us = MLX5_VDPA_DEFAULT_TIMER_STEP_US;
- else if (priv->event_mode == MLX5_VDPA_EVENT_MODE_FIXED_TIMER)
- priv->event_us = MLX5_VDPA_DEFAULT_TIMER_DELAY_US;
- }
+ if (!priv->event_us &&
+ priv->event_mode == MLX5_VDPA_EVENT_MODE_DYNAMIC_TIMER)
+ priv->event_us = MLX5_VDPA_DEFAULT_TIMER_STEP_US;
DRV_LOG(DEBUG, "event mode is %d.", priv->event_mode);
DRV_LOG(DEBUG, "event_us is %u us.", priv->event_us);
DRV_LOG(DEBUG, "no traffic time is %u s.", priv->no_traffic_time_s);
}
/**
- * DPDK callback to register a PCI device.
+ * DPDK callback to register a mlx5 PCI device.
*
* This function spawns vdpa device out of a given PCI device.
*
struct mlx5_hca_attr attr;
int ret;
- if (mlx5_class_get(pci_dev->device.devargs) != MLX5_CLASS_VDPA) {
- DRV_LOG(DEBUG, "Skip probing - should be probed by other mlx5"
- " driver.");
- return 1;
- }
ibv = mlx5_vdpa_get_ib_device_match(&pci_dev->addr);
if (!ibv) {
DRV_LOG(ERR, "No matching IB device for PCI slot "
}
priv->caps = attr.vdpa;
priv->log_max_rqt_size = attr.log_max_rqt_size;
+ priv->num_lag_ports = attr.num_lag_ports;
+ if (attr.num_lag_ports == 0)
+ priv->num_lag_ports = 1;
priv->ctx = ctx;
priv->pci_dev = pci_dev;
priv->var = mlx5_glue->dv_alloc_var(ctx, 0);
}
mlx5_vdpa_config_get(pci_dev->device.devargs, priv);
SLIST_INIT(&priv->mr_list);
+ pthread_mutex_init(&priv->vq_config_lock, NULL);
pthread_mutex_lock(&priv_list_lock);
TAILQ_INSERT_TAIL(&priv_list, priv, next);
pthread_mutex_unlock(&priv_list_lock);
priv->var = NULL;
}
mlx5_glue->close_device(priv->ctx);
+ pthread_mutex_destroy(&priv->vq_config_lock);
rte_free(priv);
}
return 0;
},
{
RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX,
- PCI_DEVICE_ID_MELLANOX_CONNECTX6DXVF)
+ PCI_DEVICE_ID_MELLANOX_CONNECTXVF)
},
{
RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX,
PCI_DEVICE_ID_MELLANOX_CONNECTX6DXBF)
},
+ {
+ RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX,
+ PCI_DEVICE_ID_MELLANOX_CONNECTX7)
+ },
+ {
+ RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX,
+ PCI_DEVICE_ID_MELLANOX_CONNECTX7BF)
+ },
{
.vendor_id = 0
}
};
-static struct rte_pci_driver mlx5_vdpa_driver = {
- .driver = {
- .name = "mlx5_vdpa",
+static struct mlx5_pci_driver mlx5_vdpa_driver = {
+ .driver_class = MLX5_CLASS_VDPA,
+ .pci_driver = {
+ .driver = {
+ .name = "mlx5_vdpa",
+ },
+ .id_table = mlx5_vdpa_pci_id_map,
+ .probe = mlx5_vdpa_pci_probe,
+ .remove = mlx5_vdpa_pci_remove,
+ .drv_flags = 0,
},
- .id_table = mlx5_vdpa_pci_id_map,
- .probe = mlx5_vdpa_pci_probe,
- .remove = mlx5_vdpa_pci_remove,
- .drv_flags = 0,
};
+RTE_LOG_REGISTER(mlx5_vdpa_logtype, pmd.vdpa.mlx5, NOTICE)
+
/**
* Driver initialization routine.
*/
RTE_INIT(rte_mlx5_vdpa_init)
{
- /* Initialize common log type. */
- mlx5_vdpa_logtype = rte_log_register("pmd.vdpa.mlx5");
- if (mlx5_vdpa_logtype >= 0)
- rte_log_set_level(mlx5_vdpa_logtype, RTE_LOG_NOTICE);
+ mlx5_common_init();
if (mlx5_glue)
- rte_pci_register(&mlx5_vdpa_driver);
+ mlx5_pci_driver_register(&mlx5_vdpa_driver);
}
RTE_PMD_EXPORT_NAME(net_mlx5_vdpa, __COUNTER__);