de85636da0
rte_eth_dev_allocated expect the device name to be filled. Signed-off-by: Hemant Agrawal <hemant.agrawal@nxp.com>
147 lines
4.5 KiB
C
147 lines
4.5 KiB
C
/*-
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* BSD LICENSE
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*
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* Copyright 2016 NXP.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of NXP nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _RTE_FSLMC_H_
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#define _RTE_FSLMC_H_
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/**
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* @file
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*
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* RTE FSLMC Bus Interface
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*/
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <stdio.h>
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#include <stdlib.h>
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#include <limits.h>
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#include <errno.h>
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#include <sys/queue.h>
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#include <stdint.h>
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#include <inttypes.h>
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#include <rte_debug.h>
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#include <rte_interrupts.h>
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#include <rte_dev.h>
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#include <rte_bus.h>
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struct rte_dpaa2_driver;
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/* DPAA2 Device and Driver lists for FSLMC bus */
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TAILQ_HEAD(rte_fslmc_device_list, rte_dpaa2_device);
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TAILQ_HEAD(rte_fslmc_driver_list, rte_dpaa2_driver);
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extern struct rte_fslmc_bus rte_fslmc_bus;
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/**
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* A structure describing a DPAA2 device.
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*/
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struct rte_dpaa2_device {
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TAILQ_ENTRY(rte_dpaa2_device) next; /**< Next probed DPAA2 device. */
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struct rte_device device; /**< Inherit core device */
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union {
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struct rte_eth_dev *eth_dev; /**< ethernet device */
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struct rte_cryptodev *cryptodev; /**< Crypto Device */
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};
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uint16_t dev_type; /**< Device Type */
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uint16_t object_id; /**< DPAA2 Object ID */
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struct rte_intr_handle intr_handle; /**< Interrupt handle */
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struct rte_dpaa2_driver *driver; /**< Associated driver */
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char name[32]; /**< DPAA2 Object name*/
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};
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typedef int (*rte_dpaa2_probe_t)(struct rte_dpaa2_driver *dpaa2_drv,
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struct rte_dpaa2_device *dpaa2_dev);
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typedef int (*rte_dpaa2_remove_t)(struct rte_dpaa2_device *dpaa2_dev);
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/**
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* A structure describing a DPAA2 driver.
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*/
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struct rte_dpaa2_driver {
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TAILQ_ENTRY(rte_dpaa2_driver) next; /**< Next in list. */
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struct rte_driver driver; /**< Inherit core driver. */
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struct rte_fslmc_bus *fslmc_bus; /**< FSLMC bus reference */
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uint32_t drv_flags; /**< Flags for controlling device.*/
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uint16_t drv_type; /**< Driver Type */
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rte_dpaa2_probe_t probe;
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rte_dpaa2_remove_t remove;
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};
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/*
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* FSLMC bus
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*/
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struct rte_fslmc_bus {
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struct rte_bus bus; /**< Generic Bus object */
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struct rte_fslmc_device_list device_list;
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/**< FSLMC DPAA2 Device list */
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struct rte_fslmc_driver_list driver_list;
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/**< FSLMC DPAA2 Driver list */
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int device_count;
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/**< Optional: Count of devices on bus */
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};
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/**
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* Register a DPAA2 driver.
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*
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* @param driver
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* A pointer to a rte_dpaa2_driver structure describing the driver
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* to be registered.
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*/
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void rte_fslmc_driver_register(struct rte_dpaa2_driver *driver);
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/**
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* Unregister a DPAA2 driver.
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*
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* @param driver
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* A pointer to a rte_dpaa2_driver structure describing the driver
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* to be unregistered.
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*/
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void rte_fslmc_driver_unregister(struct rte_dpaa2_driver *driver);
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/** Helper for DPAA2 device registration from driver (eth, crypto) instance */
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#define RTE_PMD_REGISTER_DPAA2(nm, dpaa2_drv) \
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RTE_INIT(dpaa2initfn_ ##nm); \
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static void dpaa2initfn_ ##nm(void) \
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{\
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(dpaa2_drv).driver.name = RTE_STR(nm);\
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rte_fslmc_driver_register(&dpaa2_drv); \
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} \
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RTE_PMD_EXPORT_NAME(nm, __COUNTER__)
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#ifdef __cplusplus
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}
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#endif
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#endif /* _RTE_FSLMC_H_ */
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