#include "rte_ether.h"
#include "rte_ethdev.h"
+#include "ethdev_profile.h"
static const char *MZ_RTE_ETH_DEV_DATA = "rte_eth_dev_data";
struct rte_eth_dev rte_eth_devices[RTE_MAX_ETHPORTS];
static struct rte_eth_dev_data *rte_eth_dev_data;
static uint8_t eth_dev_last_created_port;
-static uint8_t nb_ports;
/* spinlock for eth device callbacks */
static rte_spinlock_t rte_eth_dev_cb_lock = RTE_SPINLOCK_INITIALIZER;
unsigned i;
for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
- if ((rte_eth_devices[i].state == RTE_ETH_DEV_ATTACHED) &&
- strcmp(rte_eth_devices[i].data->name, name) == 0)
- return &rte_eth_devices[i];
+ if (rte_eth_devices[i].state == RTE_ETH_DEV_ATTACHED &&
+ rte_eth_devices[i].device) {
+ if (!strcmp(rte_eth_devices[i].device->name, name))
+ return &rte_eth_devices[i];
+ }
}
return NULL;
}
TAILQ_INIT(&(eth_dev->link_intr_cbs));
eth_dev_last_created_port = port_id;
- nb_ports++;
return eth_dev;
}
return -EINVAL;
eth_dev->state = RTE_ETH_DEV_UNUSED;
- nb_ports--;
return 0;
}
rte_eth_dev_is_valid_port(uint8_t port_id)
{
if (port_id >= RTE_MAX_ETHPORTS ||
- rte_eth_devices[port_id].state != RTE_ETH_DEV_ATTACHED)
+ (rte_eth_devices[port_id].state != RTE_ETH_DEV_ATTACHED &&
+ rte_eth_devices[port_id].state != RTE_ETH_DEV_DEFERRED))
return 0;
else
return 1;
uint8_t
rte_eth_dev_count(void)
{
- return nb_ports;
+ uint8_t p;
+ uint8_t count;
+
+ count = 0;
+
+ RTE_ETH_FOREACH_DEV(p)
+ count++;
+
+ return count;
}
int
rte_eth_dev_get_name_by_port(uint8_t port_id, char *name)
{
- char *tmp;
+ const char *tmp;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
/* shouldn't check 'rte_eth_devices[i].data',
* because it might be overwritten by VDEV PMD */
- tmp = rte_eth_dev_data[port_id].name;
+ tmp = rte_eth_devices[port_id].device->name;
strcpy(name, tmp);
return 0;
}
int
rte_eth_dev_get_port_by_name(const char *name, uint8_t *port_id)
{
+ int ret;
int i;
if (name == NULL) {
return -EINVAL;
}
- if (!nb_ports)
- return -ENODEV;
-
RTE_ETH_FOREACH_DEV(i) {
- if (!strncmp(name,
- rte_eth_dev_data[i].name, strlen(name))) {
+ if (!rte_eth_devices[i].device)
+ continue;
+ ret = strncmp(name, rte_eth_devices[i].device->name,
+ strlen(name));
+ if (ret == 0) {
*port_id = i;
-
return 0;
}
}
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
- switch (rte_eth_devices[port_id].data->kdrv) {
- case RTE_KDRV_IGB_UIO:
- case RTE_KDRV_UIO_GENERIC:
- case RTE_KDRV_NIC_UIO:
- case RTE_KDRV_NONE:
- case RTE_KDRV_VFIO:
- break;
- default:
- return -ENOTSUP;
- }
dev_flags = rte_eth_devices[port_id].data->dev_flags;
if ((dev_flags & RTE_ETH_DEV_DETACHABLE) &&
(!(dev_flags & RTE_ETH_DEV_BONDED_SLAVE)))
if (rte_eth_dev_is_detachable(port_id))
goto err;
- snprintf(name, sizeof(rte_eth_devices[port_id].data->name),
- "%s", rte_eth_devices[port_id].data->name);
+ snprintf(name, RTE_DEV_NAME_MAX_LEN, "%s",
+ rte_eth_devices[port_id].device->name);
ret = rte_eal_dev_detach(rte_eth_devices[port_id].device);
if (ret < 0)
goto err;
+ rte_eth_devices[port_id].state = RTE_ETH_DEV_UNUSED;
return 0;
err:
}
}
+/**
+ * A conversion function from rxmode bitfield API.
+ */
+static void
+rte_eth_convert_rx_offload_bitfield(const struct rte_eth_rxmode *rxmode,
+ uint64_t *rx_offloads)
+{
+ uint64_t offloads = 0;
+
+ if (rxmode->header_split == 1)
+ offloads |= DEV_RX_OFFLOAD_HEADER_SPLIT;
+ if (rxmode->hw_ip_checksum == 1)
+ offloads |= DEV_RX_OFFLOAD_CHECKSUM;
+ if (rxmode->hw_vlan_filter == 1)
+ offloads |= DEV_RX_OFFLOAD_VLAN_FILTER;
+ if (rxmode->hw_vlan_strip == 1)
+ offloads |= DEV_RX_OFFLOAD_VLAN_STRIP;
+ if (rxmode->hw_vlan_extend == 1)
+ offloads |= DEV_RX_OFFLOAD_VLAN_EXTEND;
+ if (rxmode->jumbo_frame == 1)
+ offloads |= DEV_RX_OFFLOAD_JUMBO_FRAME;
+ if (rxmode->hw_strip_crc == 1)
+ offloads |= DEV_RX_OFFLOAD_CRC_STRIP;
+ if (rxmode->enable_scatter == 1)
+ offloads |= DEV_RX_OFFLOAD_SCATTER;
+ if (rxmode->enable_lro == 1)
+ offloads |= DEV_RX_OFFLOAD_TCP_LRO;
+
+ *rx_offloads = offloads;
+}
+
+/**
+ * A conversion function from rxmode offloads API.
+ */
+static void
+rte_eth_convert_rx_offloads(const uint64_t rx_offloads,
+ struct rte_eth_rxmode *rxmode)
+{
+
+ if (rx_offloads & DEV_RX_OFFLOAD_HEADER_SPLIT)
+ rxmode->header_split = 1;
+ else
+ rxmode->header_split = 0;
+ if (rx_offloads & DEV_RX_OFFLOAD_CHECKSUM)
+ rxmode->hw_ip_checksum = 1;
+ else
+ rxmode->hw_ip_checksum = 0;
+ if (rx_offloads & DEV_RX_OFFLOAD_VLAN_FILTER)
+ rxmode->hw_vlan_filter = 1;
+ else
+ rxmode->hw_vlan_filter = 0;
+ if (rx_offloads & DEV_RX_OFFLOAD_VLAN_STRIP)
+ rxmode->hw_vlan_strip = 1;
+ else
+ rxmode->hw_vlan_strip = 0;
+ if (rx_offloads & DEV_RX_OFFLOAD_VLAN_EXTEND)
+ rxmode->hw_vlan_extend = 1;
+ else
+ rxmode->hw_vlan_extend = 0;
+ if (rx_offloads & DEV_RX_OFFLOAD_JUMBO_FRAME)
+ rxmode->jumbo_frame = 1;
+ else
+ rxmode->jumbo_frame = 0;
+ if (rx_offloads & DEV_RX_OFFLOAD_CRC_STRIP)
+ rxmode->hw_strip_crc = 1;
+ else
+ rxmode->hw_strip_crc = 0;
+ if (rx_offloads & DEV_RX_OFFLOAD_SCATTER)
+ rxmode->enable_scatter = 1;
+ else
+ rxmode->enable_scatter = 0;
+ if (rx_offloads & DEV_RX_OFFLOAD_TCP_LRO)
+ rxmode->enable_lro = 1;
+ else
+ rxmode->enable_lro = 0;
+}
+
int
rte_eth_dev_configure(uint8_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 local_conf = *dev_conf;
int diag;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
return -EBUSY;
}
+ /*
+ * Convert between the offloads API to enable PMDs to support
+ * only one of them.
+ */
+ if ((dev_conf->rxmode.ignore_offload_bitfield == 0)) {
+ rte_eth_convert_rx_offload_bitfield(
+ &dev_conf->rxmode, &local_conf.rxmode.offloads);
+ } else {
+ rte_eth_convert_rx_offloads(dev_conf->rxmode.offloads,
+ &local_conf.rxmode);
+ }
+
/* Copy the dev_conf parameter into the dev structure */
- memcpy(&dev->data->dev_conf, dev_conf, sizeof(dev->data->dev_conf));
+ memcpy(&dev->data->dev_conf, &local_conf, sizeof(dev->data->dev_conf));
/*
* Check that the numbers of RX and TX queues are not greater
* If jumbo frames are enabled, check that the maximum RX packet
* length is supported by the configured device.
*/
- if (dev_conf->rxmode.jumbo_frame == 1) {
+ if (local_conf.rxmode.offloads & DEV_RX_OFFLOAD_JUMBO_FRAME) {
if (dev_conf->rxmode.max_rx_pkt_len >
dev_info.max_rx_pktlen) {
RTE_PMD_DEBUG_TRACE("ethdev port_id=%d max_rx_pkt_len %u"
return diag;
}
+ /* Initialize Rx profiling if enabled at compilation time. */
+ diag = __rte_eth_profile_rx_init(port_id, dev);
+ if (diag != 0) {
+ RTE_PMD_DEBUG_TRACE("port%d __rte_eth_profile_rx_init = %d\n",
+ port_id, diag);
+ rte_eth_dev_rx_queue_config(dev, 0);
+ rte_eth_dev_tx_queue_config(dev, 0);
+ return diag;
+ }
+
return 0;
}
dev->data->tx_queues = NULL;
}
+int
+rte_eth_dev_reset(uint8_t port_id)
+{
+ struct rte_eth_dev *dev;
+ int ret;
+
+ RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
+ dev = &rte_eth_devices[port_id];
+
+ RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_reset, -ENOTSUP);
+
+ rte_eth_dev_stop(port_id);
+ ret = dev->dev_ops->dev_reset(dev);
+
+ return ret;
+}
+
int
rte_eth_rx_queue_setup(uint8_t port_id, uint16_t rx_queue_id,
uint16_t nb_rx_desc, unsigned int socket_id,
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, -EINVAL);
if (rx_conf == NULL)
rx_conf = &dev_info.default_rxconf;
+ local_conf = *rx_conf;
+ if (dev->data->dev_conf.rxmode.ignore_offload_bitfield == 0) {
+ /**
+ * Reflect port offloads to queue offloads in order for
+ * offloads to not be discarded.
+ */
+ rte_eth_convert_rx_offload_bitfield(&dev->data->dev_conf.rxmode,
+ &local_conf.offloads);
+ }
+
ret = (*dev->dev_ops->rx_queue_setup)(dev, rx_queue_id, nb_rx_desc,
- socket_id, rx_conf, mp);
+ socket_id, &local_conf, mp);
if (!ret) {
if (!dev->data->min_rx_buf_size ||
dev->data->min_rx_buf_size > mbp_buf_size)
return ret;
}
+/**
+ * A conversion function from txq_flags API.
+ */
+static void
+rte_eth_convert_txq_flags(const uint32_t txq_flags, uint64_t *tx_offloads)
+{
+ uint64_t offloads = 0;
+
+ if (!(txq_flags & ETH_TXQ_FLAGS_NOMULTSEGS))
+ offloads |= DEV_TX_OFFLOAD_MULTI_SEGS;
+ if (!(txq_flags & ETH_TXQ_FLAGS_NOVLANOFFL))
+ offloads |= DEV_TX_OFFLOAD_VLAN_INSERT;
+ if (!(txq_flags & ETH_TXQ_FLAGS_NOXSUMSCTP))
+ offloads |= DEV_TX_OFFLOAD_SCTP_CKSUM;
+ if (!(txq_flags & ETH_TXQ_FLAGS_NOXSUMUDP))
+ offloads |= DEV_TX_OFFLOAD_UDP_CKSUM;
+ if (!(txq_flags & ETH_TXQ_FLAGS_NOXSUMTCP))
+ offloads |= DEV_TX_OFFLOAD_TCP_CKSUM;
+ if ((txq_flags & ETH_TXQ_FLAGS_NOREFCOUNT) &&
+ (txq_flags & ETH_TXQ_FLAGS_NOMULTMEMP))
+ offloads |= DEV_TX_OFFLOAD_MBUF_FAST_FREE;
+
+ *tx_offloads = offloads;
+}
+
+/**
+ * A conversion function from offloads API.
+ */
+static void
+rte_eth_convert_txq_offloads(const uint64_t tx_offloads, uint32_t *txq_flags)
+{
+ uint32_t flags = 0;
+
+ if (!(tx_offloads & DEV_TX_OFFLOAD_MULTI_SEGS))
+ flags |= ETH_TXQ_FLAGS_NOMULTSEGS;
+ if (!(tx_offloads & DEV_TX_OFFLOAD_VLAN_INSERT))
+ flags |= ETH_TXQ_FLAGS_NOVLANOFFL;
+ if (!(tx_offloads & DEV_TX_OFFLOAD_SCTP_CKSUM))
+ flags |= ETH_TXQ_FLAGS_NOXSUMSCTP;
+ if (!(tx_offloads & DEV_TX_OFFLOAD_UDP_CKSUM))
+ flags |= ETH_TXQ_FLAGS_NOXSUMUDP;
+ if (!(tx_offloads & DEV_TX_OFFLOAD_TCP_CKSUM))
+ flags |= ETH_TXQ_FLAGS_NOXSUMTCP;
+ if (tx_offloads & DEV_TX_OFFLOAD_MBUF_FAST_FREE)
+ flags |= (ETH_TXQ_FLAGS_NOREFCOUNT | ETH_TXQ_FLAGS_NOMULTMEMP);
+
+ *txq_flags = flags;
+}
+
int
rte_eth_tx_queue_setup(uint8_t port_id, uint16_t tx_queue_id,
uint16_t nb_tx_desc, unsigned int socket_id,
{
struct rte_eth_dev *dev;
struct rte_eth_dev_info dev_info;
+ struct rte_eth_txconf local_conf;
void **txq;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
if (tx_conf == NULL)
tx_conf = &dev_info.default_txconf;
+ /*
+ * Convert between the offloads API to enable PMDs to support
+ * only one of them.
+ */
+ local_conf = *tx_conf;
+ if (tx_conf->txq_flags & ETH_TXQ_FLAGS_IGNORE) {
+ rte_eth_convert_txq_offloads(tx_conf->offloads,
+ &local_conf.txq_flags);
+ /* Keep the ignore flag. */
+ local_conf.txq_flags |= ETH_TXQ_FLAGS_IGNORE;
+ } else {
+ rte_eth_convert_txq_flags(tx_conf->txq_flags,
+ &local_conf.offloads);
+ }
+
return (*dev->dev_ops->tx_queue_setup)(dev, tx_queue_id, nb_tx_desc,
- socket_id, tx_conf);
+ socket_id, &local_conf);
}
void
rte_eth_dev_vlan_filter(uint8_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.hw_vlan_filter)) {
+ if (!(dev->data->dev_conf.rxmode.offloads &
+ DEV_RX_OFFLOAD_VLAN_FILTER)) {
RTE_PMD_DEBUG_TRACE("port %d: vlan-filtering disabled\n", port_id);
return -ENOSYS;
}
}
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_filter_set, -ENOTSUP);
- return (*dev->dev_ops->vlan_filter_set)(dev, vlan_id, on);
+ 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 ret;
}
int
/*check which option changed by application*/
cur = !!(offload_mask & ETH_VLAN_STRIP_OFFLOAD);
- org = !!(dev->data->dev_conf.rxmode.hw_vlan_strip);
+ org = !!(dev->data->dev_conf.rxmode.offloads &
+ DEV_RX_OFFLOAD_VLAN_STRIP);
if (cur != org) {
- dev->data->dev_conf.rxmode.hw_vlan_strip = (uint8_t)cur;
+ if (cur)
+ dev->data->dev_conf.rxmode.offloads |=
+ DEV_RX_OFFLOAD_VLAN_STRIP;
+ else
+ dev->data->dev_conf.rxmode.offloads &=
+ ~DEV_RX_OFFLOAD_VLAN_STRIP;
mask |= ETH_VLAN_STRIP_MASK;
}
cur = !!(offload_mask & ETH_VLAN_FILTER_OFFLOAD);
- org = !!(dev->data->dev_conf.rxmode.hw_vlan_filter);
+ org = !!(dev->data->dev_conf.rxmode.offloads &
+ DEV_RX_OFFLOAD_VLAN_FILTER);
if (cur != org) {
- dev->data->dev_conf.rxmode.hw_vlan_filter = (uint8_t)cur;
+ if (cur)
+ dev->data->dev_conf.rxmode.offloads |=
+ DEV_RX_OFFLOAD_VLAN_FILTER;
+ else
+ dev->data->dev_conf.rxmode.offloads &=
+ ~DEV_RX_OFFLOAD_VLAN_FILTER;
mask |= ETH_VLAN_FILTER_MASK;
}
cur = !!(offload_mask & ETH_VLAN_EXTEND_OFFLOAD);
- org = !!(dev->data->dev_conf.rxmode.hw_vlan_extend);
+ org = !!(dev->data->dev_conf.rxmode.offloads &
+ DEV_RX_OFFLOAD_VLAN_EXTEND);
if (cur != org) {
- dev->data->dev_conf.rxmode.hw_vlan_extend = (uint8_t)cur;
+ if (cur)
+ dev->data->dev_conf.rxmode.offloads |=
+ DEV_RX_OFFLOAD_VLAN_EXTEND;
+ else
+ dev->data->dev_conf.rxmode.offloads &=
+ ~DEV_RX_OFFLOAD_VLAN_EXTEND;
mask |= ETH_VLAN_EXTEND_MASK;
}
return ret;
RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_offload_set, -ENOTSUP);
+
+ /*
+ * Convert to the offload bitfield API just in case the underlying PMD
+ * still supporting it.
+ */
+ rte_eth_convert_rx_offloads(dev->data->dev_conf.rxmode.offloads,
+ &dev->data->dev_conf.rxmode);
(*dev->dev_ops->vlan_offload_set)(dev, mask);
return ret;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
dev = &rte_eth_devices[port_id];
- if (dev->data->dev_conf.rxmode.hw_vlan_strip)
+ if (dev->data->dev_conf.rxmode.offloads &
+ DEV_RX_OFFLOAD_VLAN_STRIP)
ret |= ETH_VLAN_STRIP_OFFLOAD;
- if (dev->data->dev_conf.rxmode.hw_vlan_filter)
+ if (dev->data->dev_conf.rxmode.offloads &
+ DEV_RX_OFFLOAD_VLAN_FILTER)
ret |= ETH_VLAN_FILTER_OFFLOAD;
- if (dev->data->dev_conf.rxmode.hw_vlan_extend)
+ if (dev->data->dev_conf.rxmode.offloads &
+ DEV_RX_OFFLOAD_VLAN_EXTEND)
ret |= ETH_VLAN_EXTEND_OFFLOAD;
return ret;
struct rte_eth_dev *dev = &rte_eth_devices[port_id];
unsigned i;
+ RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
rte_eth_dev_info_get(port_id, &dev_info);
for (i = 0; i < dev_info.max_mac_addrs; i++)
-ENOTSUP);
return (*dev->dev_ops->l2_tunnel_offload_set)(dev, l2_tunnel, mask, en);
}
+
+static void
+rte_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(uint8_t port_id,
+ uint16_t *nb_rx_desc,
+ uint16_t *nb_tx_desc)
+{
+ struct rte_eth_dev *dev;
+ struct rte_eth_dev_info dev_info;
+
+ 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_infos_get, -ENOTSUP);
+
+ rte_eth_dev_info_get(port_id, &dev_info);
+
+ if (nb_rx_desc != NULL)
+ rte_eth_dev_adjust_nb_desc(nb_rx_desc, &dev_info.rx_desc_lim);
+
+ if (nb_tx_desc != NULL)
+ rte_eth_dev_adjust_nb_desc(nb_tx_desc, &dev_info.tx_desc_lim);
+
+ return 0;
+}