-/*-
- * BSD LICENSE
- *
- * Copyright(c) 2010-2017 Intel Corporation. All rights reserved.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- * * Neither the name of Intel Corporation nor the names of its
- * contributors may be used to endorse or promote products derived
- * from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2010-2017 Intel Corporation
*/
#ifndef _RTE_ETHDEV_H_
#include <rte_devargs.h>
#include <rte_errno.h>
#include <rte_common.h>
+#include <rte_config.h>
#include "rte_ether.h"
#include "rte_eth_ctrl.h"
struct rte_eth_link {
uint32_t link_speed; /**< ETH_SPEED_NUM_ */
uint16_t link_duplex : 1; /**< ETH_LINK_[HALF/FULL]_DUPLEX */
- uint16_t link_autoneg : 1; /**< ETH_LINK_SPEED_[AUTONEG/FIXED] */
+ uint16_t link_autoneg : 1; /**< ETH_LINK_[AUTONEG/FIXED] */
uint16_t link_status : 1; /**< ETH_LINK_[DOWN/UP] */
} __attribute__((aligned(8))); /**< aligned for atomic64 read/write */
/* Utility constants */
-#define ETH_LINK_HALF_DUPLEX 0 /**< Half-duplex connection. */
-#define ETH_LINK_FULL_DUPLEX 1 /**< Full-duplex connection. */
-#define ETH_LINK_DOWN 0 /**< Link is down. */
-#define ETH_LINK_UP 1 /**< Link is up. */
-#define ETH_LINK_FIXED 0 /**< No autonegotiation. */
-#define ETH_LINK_AUTONEG 1 /**< Autonegotiated. */
+#define ETH_LINK_HALF_DUPLEX 0 /**< Half-duplex connection (see link_duplex). */
+#define ETH_LINK_FULL_DUPLEX 1 /**< Full-duplex connection (see link_duplex). */
+#define ETH_LINK_DOWN 0 /**< Link is down (see link_status). */
+#define ETH_LINK_UP 1 /**< Link is up (see link_status). */
+#define ETH_LINK_FIXED 0 /**< No autonegotiation (see link_autoneg). */
+#define ETH_LINK_AUTONEG 1 /**< Autonegotiated (see link_autoneg). */
/**
* A structure used to configure the ring threshold registers of an RX/TX
DEV_RX_OFFLOAD_VLAN_FILTER | \
DEV_RX_OFFLOAD_VLAN_EXTEND)
+/*
+ * If new Rx offload capabilities are defined, they also must be
+ * mentioned in rte_rx_offload_names in rte_ethdev.c file.
+ */
+
/**
* TX offload capabilities of a device.
*/
*/
#define DEV_TX_OFFLOAD_SECURITY 0x00020000
+/*
+ * If new Tx offload capabilities are defined, they also must be
+ * mentioned in rte_tx_offload_names in rte_ethdev.c file.
+ */
+
struct rte_pci_device;
/**
/**
* Ethernet device TX queue information structure.
- * Used to retieve information about configured queue.
+ * Used to retrieve information about configured queue.
*/
struct rte_eth_txq_info {
struct rte_eth_txconf conf; /**< queue config parameters. */
struct rte_eth_dev;
+#define RTE_ETH_ALL RTE_MAX_ETHPORTS
+
struct rte_eth_dev_callback;
/** @internal Structure to keep track of registered callbacks */
TAILQ_HEAD(rte_eth_dev_cb_list, rte_eth_dev_callback);
} \
} while (0)
-#define RTE_ETH_DEV_TO_PCI(eth_dev) RTE_DEV_TO_PCI((eth_dev)->device)
-
/**
* l2 tunnel configuration.
*/
enum rte_vlan_type type, uint16_t tpid);
/**< @internal set the outer/inner VLAN-TPID by an Ethernet device. */
-typedef void (*vlan_offload_set_t)(struct rte_eth_dev *dev, int mask);
+typedef int (*vlan_offload_set_t)(struct rte_eth_dev *dev, int mask);
/**< @internal set VLAN offload function by an Ethernet device. */
typedef int (*vlan_pvid_set_t)(struct rte_eth_dev *dev,
void *security_ctx; /**< Context for security ops */
} __rte_cache_aligned;
-void *
-rte_eth_dev_get_sec_ctx(uint8_t port_id);
-
struct rte_eth_dev_sriov {
uint8_t active; /**< SRIOV is active with 16, 32 or 64 pools */
uint8_t nb_q_per_pool; /**< rx queue number per pool */
/**< VLAN filter configuration. */
};
-/** Device supports hotplug detach */
-#define RTE_ETH_DEV_DETACHABLE 0x0001
/** Device supports link state interrupt */
#define RTE_ETH_DEV_INTR_LSC 0x0002
/** Device is a bonded slave */
*/
uint32_t rte_eth_speed_bitflag(uint32_t speed, int duplex);
+/**
+ * @warning
+ * @b EXPERIMENTAL: this API may change without prior notice
+ *
+ * Get DEV_RX_OFFLOAD_* flag name.
+ *
+ * @param offload
+ * Offload flag.
+ * @return
+ * Offload name or 'UNKNOWN' if the flag cannot be recognised.
+ */
+const char *rte_eth_dev_rx_offload_name(uint64_t offload);
+
+/**
+ * @warning
+ * @b EXPERIMENTAL: this API may change without prior notice
+ *
+ * Get DEV_TX_OFFLOAD_* flag name.
+ *
+ * @param offload
+ * Offload flag.
+ * @return
+ * Offload name or 'UNKNOWN' if the flag cannot be recognised.
+ */
+const char *rte_eth_dev_tx_offload_name(uint64_t offload);
+
/**
* Configure an Ethernet device.
* This function must be invoked first before any other function in the
* the DMA memory allocated for the transmit descriptors of the ring.
* @param tx_conf
* The pointer to the configuration data to be used for the transmit queue.
- * NULL value is allowed, in which case default RX configuration
+ * NULL value is allowed, in which case default TX configuration
* will be used.
* The *tx_conf* structure contains the following data:
* - The *tx_thresh* structure with the values of the Prefetch, Host, and
*
* @param port_id
* The port identifier of the Ethernet device.
+ *
+ * @return
+ * - (0) if successful.
+ * - (-EINVAL) if port identifier is invalid.
+ * - (-ENOTSUP) if hardware doesn't support this function.
+ * - (-EPERM) if not ran from the primary process.
+ * - (-EIO) if re-initialisation failed.
+ * - (-ENOMEM) if the reset failed due to OOM.
+ * - (-EAGAIN) if the reset temporarily failed and should be retried later.
*/
int rte_eth_dev_reset(uint16_t port_id);
RTE_ETH_EVENT_VF_MBOX, /**< message from the VF received by PF */
RTE_ETH_EVENT_MACSEC, /**< MACsec offload related event */
RTE_ETH_EVENT_INTR_RMV, /**< device removal event */
+ RTE_ETH_EVENT_NEW, /**< port is probed */
+ RTE_ETH_EVENT_DESTROY, /**< port is released */
RTE_ETH_EVENT_MAX /**< max value of this enum */
};
/**
- * Register a callback function for specific port id.
+ * Register a callback function for port event.
*
* @param port_id
* Port id.
+ * RTE_ETH_ALL means register the event for all port ids.
* @param event
* Event interested.
* @param cb_fn
rte_eth_dev_cb_fn cb_fn, void *cb_arg);
/**
- * Unregister a callback function for specific port id.
+ * Unregister a callback function for port event.
*
* @param port_id
* Port id.
+ * RTE_ETH_ALL means unregister the event for all port ids.
* @param event
* Event interested.
* @param cb_fn
* Pointer to struct rte_eth_dev.
* @param event
* Eth device interrupt event type.
- * @param cb_arg
- * callback parameter.
* @param ret_param
* To pass data back to user application.
* This allows the user application to decide if a particular function
* int
*/
int _rte_eth_dev_callback_process(struct rte_eth_dev *dev,
- enum rte_eth_event_type event, void *cb_arg, void *ret_param);
+ enum rte_eth_event_type event, void *ret_param);
/**
* When there is no rx packet coming in Rx Queue for a long time, we can
int
rte_eth_dev_pool_ops_supported(uint16_t port_id, const char *pool);
+/**
+ * Get the security context for the Ethernet device.
+ *
+ * @param port_id
+ * Port identifier of the Ethernet device
+ * @return
+ * - NULL on error.
+ * - pointer to security context on success.
+ */
+void *
+rte_eth_dev_get_sec_ctx(uint8_t port_id);
+
#ifdef __cplusplus
}
#endif