* mlx4 driver initialization.
*/
-#include <assert.h>
-#include <dlfcn.h>
#include <errno.h>
#include <inttypes.h>
#include <stddef.h>
#include <string.h>
#include <sys/mman.h>
#include <unistd.h>
+#ifdef RTE_IBVERBS_LINK_DLOPEN
+#include <dlfcn.h>
+#endif
/* Verbs headers do not support -pedantic. */
#ifdef PEDANTIC
#endif
#include <rte_common.h>
-#include <rte_config.h>
#include <rte_dev.h>
#include <rte_errno.h>
#include <rte_ethdev_driver.h>
#include "mlx4_rxtx.h"
#include "mlx4_utils.h"
+#ifdef MLX4_GLUE
+const struct mlx4_glue *mlx4_glue;
+#endif
+
static const char *MZ_MLX4_PMD_SHARED_DATA = "mlx4_pmd_shared_data";
/* Shared memory between primary and secondary processes. */
/* Process local data for secondary processes. */
static struct mlx4_local_data mlx4_local_data;
-/** Driver-specific log messages type. */
-int mlx4_logtype;
-
/** Configuration structure for device arguments. */
struct mlx4_conf {
struct {
NULL,
};
-static void mlx4_dev_stop(struct rte_eth_dev *dev);
+static int mlx4_dev_stop(struct rte_eth_dev *dev);
/**
* Initialize shared data between primary and secondary process.
socket = rxq->socket;
}
- assert(data != NULL);
+ MLX4_ASSERT(data != NULL);
ret = rte_malloc_socket(__func__, size, alignment, socket);
if (!ret && size)
rte_errno = ENOMEM;
static void
mlx4_free_verbs_buf(void *ptr, void *data __rte_unused)
{
- assert(data != NULL);
+ MLX4_ASSERT(data != NULL);
rte_free(ptr);
}
#endif
(void *)dev, strerror(-ret));
goto err;
}
-#ifndef NDEBUG
+#ifdef RTE_LIBRTE_MLX4_DEBUG
mlx4_mr_dump_dev(dev);
#endif
ret = mlx4_rxq_intr_enable(priv);
* @param dev
* Pointer to Ethernet device structure.
*/
-static void
+static int
mlx4_dev_stop(struct rte_eth_dev *dev)
{
struct mlx4_priv *priv = dev->data->dev_private;
if (!priv->started)
- return;
+ return 0;
DEBUG("%p: detaching flows from all RX queues", (void *)dev);
priv->started = 0;
dev->tx_pkt_burst = mlx4_tx_burst_removed;
mlx4_flow_sync(priv, NULL);
mlx4_rxq_intr_disable(priv);
mlx4_rss_deinit(priv);
+
+ return 0;
}
/**
* @param dev
* Pointer to Ethernet device structure.
*/
-static void
+static int
mlx4_dev_close(struct rte_eth_dev *dev)
{
struct mlx4_priv *priv = dev->data->dev_private;
unsigned int i;
+ if (rte_eal_process_type() != RTE_PROC_PRIMARY)
+ return 0;
DEBUG("%p: closing device \"%s\"",
(void *)dev,
((priv->ctx != NULL) ? priv->ctx->device->name : ""));
mlx4_proc_priv_uninit(dev);
mlx4_mr_release(dev);
if (priv->pd != NULL) {
- assert(priv->ctx != NULL);
+ MLX4_ASSERT(priv->ctx != NULL);
claim_zero(mlx4_glue->dealloc_pd(priv->pd));
claim_zero(mlx4_glue->close_device(priv->ctx));
} else
- assert(priv->ctx == NULL);
+ MLX4_ASSERT(priv->ctx == NULL);
mlx4_intr_uninstall(priv);
memset(priv, 0, sizeof(*priv));
+ /* mac_addrs must not be freed because part of dev_private */
+ dev->data->mac_addrs = NULL;
+ return 0;
}
static const struct eth_dev_ops mlx4_dev_ops = {
&pci_addr->bus,
&pci_addr->devid,
&pci_addr->function) == 4) {
- ret = 0;
break;
}
}
if (mlx4_init_shared_data())
return -rte_errno;
sd = mlx4_shared_data;
- assert(sd);
+ MLX4_ASSERT(sd);
rte_spinlock_lock(&sd->lock);
switch (rte_eal_process_type()) {
case RTE_PROC_PRIMARY:
strerror(rte_errno));
return -rte_errno;
}
- assert(pci_drv == &mlx4_driver);
+ MLX4_ASSERT(pci_drv == &mlx4_driver);
list = mlx4_glue->get_device_list(&i);
if (list == NULL) {
rte_errno = errno;
- assert(rte_errno);
+ MLX4_ASSERT(rte_errno);
if (rte_errno == ENOSYS)
ERROR("cannot list devices, is ib_uverbs loaded?");
return -rte_errno;
}
- assert(i >= 0);
+ MLX4_ASSERT(i >= 0);
/*
* For each listed device, check related sysfs entry against
* the provided PCI ID.
ERROR("cannot use device, are drivers up to date?");
return -rte_errno;
}
- assert(err > 0);
+ MLX4_ASSERT(err > 0);
rte_errno = err;
return -rte_errno;
}
err = ENODEV;
goto error;
}
- assert(device_attr.max_sge >= MLX4_MAX_SGE);
+ MLX4_ASSERT(device_attr.max_sge >= MLX4_MAX_SGE);
for (i = 0; i < device_attr.phys_port_cnt; i++) {
uint32_t port = i + 1; /* ports are indexed from one */
struct ibv_context *ctx = NULL;
eth_dev->data->mac_addrs = priv->mac;
eth_dev->device = &pci_dev->device;
rte_eth_copy_pci_info(eth_dev, pci_dev);
+ eth_dev->data->dev_flags |= RTE_ETH_DEV_AUTOFILL_QUEUE_XSTATS;
/* Initialize local interrupt handle for current port. */
- priv->intr_handle = (struct rte_intr_handle){
- .fd = -1,
- .type = RTE_INTR_HANDLE_EXT,
- };
+ memset(&priv->intr_handle, 0, sizeof(struct rte_intr_handle));
+ priv->intr_handle.fd = -1;
+ priv->intr_handle.type = RTE_INTR_HANDLE_EXT;
/*
* Override ethdev interrupt handle pointer with private
* handle instead of that of the parent PCI device used by
eth_dev->dev_ops = &mlx4_dev_ops;
#ifdef HAVE_IBV_MLX4_BUF_ALLOCATORS
/* Hint libmlx4 to use PMD allocator for data plane resources */
- struct mlx4dv_ctx_allocators alctr = {
- .alloc = &mlx4_alloc_verbs_buf,
- .free = &mlx4_free_verbs_buf,
- .data = priv,
- };
err = mlx4_glue->dv_set_context_attr
(ctx, MLX4DV_SET_CTX_ATTR_BUF_ALLOCATORS,
- (void *)((uintptr_t)&alctr));
+ (void *)((uintptr_t)&(struct mlx4dv_ctx_allocators){
+ .alloc = &mlx4_alloc_verbs_buf,
+ .free = &mlx4_free_verbs_buf,
+ .data = priv,
+ }));
if (err)
WARN("Verbs external allocator is not supported");
else
#endif
+/* Initialize driver log type. */
+RTE_LOG_REGISTER(mlx4_logtype, pmd.net.mlx4, NOTICE)
+
/**
* Driver initialization routine.
*/
RTE_INIT(rte_mlx4_pmd_init)
{
- /* Initialize driver log type. */
- mlx4_logtype = rte_log_register("pmd.net.mlx4");
- if (mlx4_logtype >= 0)
- rte_log_set_level(mlx4_logtype, RTE_LOG_NOTICE);
-
/*
* MLX4_DEVICE_FATAL_CLEANUP tells ibv_destroy functions we
* want to get success errno value in case of calling them
#ifdef RTE_IBVERBS_LINK_DLOPEN
if (mlx4_glue_init())
return;
- assert(mlx4_glue);
+ MLX4_ASSERT(mlx4_glue);
#endif
-#ifndef NDEBUG
+#ifdef RTE_LIBRTE_MLX4_DEBUG
/* Glue structure must not contain any NULL pointers. */
{
unsigned int i;
for (i = 0; i != sizeof(*mlx4_glue) / sizeof(void *); ++i)
- assert(((const void *const *)mlx4_glue)[i]);
+ MLX4_ASSERT(((const void *const *)mlx4_glue)[i]);
}
#endif
if (strcmp(mlx4_glue->version, MLX4_GLUE_VERSION)) {