diff options
Diffstat (limited to 'drivers/bus/dpaa/rte_dpaa_bus.h')
| -rw-r--r-- | drivers/bus/dpaa/rte_dpaa_bus.h | 173 |
1 files changed, 173 insertions, 0 deletions
diff --git a/drivers/bus/dpaa/rte_dpaa_bus.h b/drivers/bus/dpaa/rte_dpaa_bus.h new file mode 100644 index 00000000..eafc944d --- /dev/null +++ b/drivers/bus/dpaa/rte_dpaa_bus.h @@ -0,0 +1,173 @@ +/*- + * BSD LICENSE + * + * Copyright 2017 NXP. + * + * 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 NXP 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. + */ +#ifndef __RTE_DPAA_BUS_H__ +#define __RTE_DPAA_BUS_H__ + +#include <rte_bus.h> +#include <rte_mempool.h> + +#include <fsl_usd.h> +#include <fsl_qman.h> +#include <fsl_bman.h> +#include <of.h> +#include <netcfg.h> + +#define FSL_DPAA_BUS_NAME "FSL_DPAA_BUS" + +#define DEV_TO_DPAA_DEVICE(ptr) \ + container_of(ptr, struct rte_dpaa_device, device) + +struct rte_dpaa_device; +struct rte_dpaa_driver; + +/* DPAA Device and Driver lists for DPAA bus */ +TAILQ_HEAD(rte_dpaa_device_list, rte_dpaa_device); +TAILQ_HEAD(rte_dpaa_driver_list, rte_dpaa_driver); + +/* Configuration variables exported from DPAA bus */ +extern struct netcfg_info *dpaa_netcfg; + +enum rte_dpaa_type { + FSL_DPAA_ETH = 1, + FSL_DPAA_CRYPTO, +}; + +struct rte_dpaa_bus { + struct rte_bus bus; + struct rte_dpaa_device_list device_list; + struct rte_dpaa_driver_list driver_list; + int device_count; +}; + +struct dpaa_device_id { + uint8_t fman_id; /**< Fman interface ID, for ETH type device */ + uint8_t mac_id; /**< Fman MAC interface ID, for ETH type device */ + uint16_t dev_id; /**< Device Identifier from DPDK */ +}; + +struct rte_dpaa_device { + TAILQ_ENTRY(rte_dpaa_device) next; + struct rte_device device; + union { + struct rte_eth_dev *eth_dev; + struct rte_cryptodev *crypto_dev; + }; + struct rte_dpaa_driver *driver; + struct dpaa_device_id id; + enum rte_dpaa_type device_type; /**< Ethernet or crypto type device */ + char name[RTE_ETH_NAME_MAX_LEN]; +}; + +typedef int (*rte_dpaa_probe_t)(struct rte_dpaa_driver *dpaa_drv, + struct rte_dpaa_device *dpaa_dev); +typedef int (*rte_dpaa_remove_t)(struct rte_dpaa_device *dpaa_dev); + +struct rte_dpaa_driver { + TAILQ_ENTRY(rte_dpaa_driver) next; + struct rte_driver driver; + struct rte_dpaa_bus *dpaa_bus; + enum rte_dpaa_type drv_type; + rte_dpaa_probe_t probe; + rte_dpaa_remove_t remove; +}; + +struct dpaa_portal { + uint32_t bman_idx; /**< BMAN Portal ID*/ + uint32_t qman_idx; /**< QMAN Portal ID*/ + uint64_t tid;/**< Parent Thread id for this portal */ +}; + +/* TODO - this is costly, need to write a fast coversion routine */ +static inline void *rte_dpaa_mem_ptov(phys_addr_t paddr) +{ + const struct rte_memseg *memseg = rte_eal_get_physmem_layout(); + int i; + + for (i = 0; i < RTE_MAX_MEMSEG && memseg[i].addr != NULL; i++) { + if (paddr >= memseg[i].phys_addr && paddr < + memseg[i].phys_addr + memseg[i].len) + return (uint8_t *)(memseg[i].addr) + + (paddr - memseg[i].phys_addr); + } + + return NULL; +} + +/** + * Register a DPAA driver. + * + * @param driver + * A pointer to a rte_dpaa_driver structure describing the driver + * to be registered. + */ +void rte_dpaa_driver_register(struct rte_dpaa_driver *driver); + +/** + * Unregister a DPAA driver. + * + * @param driver + * A pointer to a rte_dpaa_driver structure describing the driver + * to be unregistered. + */ +void rte_dpaa_driver_unregister(struct rte_dpaa_driver *driver); + +/** + * Initialize a DPAA portal + * + * @param arg + * Per thread ID + * + * @return + * 0 in case of success, error otherwise + */ +int rte_dpaa_portal_init(void *arg); + +/** + * Cleanup a DPAA Portal + */ +void dpaa_portal_finish(void *arg); + +/** Helper for DPAA device registration from driver (eth, crypto) instance */ +#define RTE_PMD_REGISTER_DPAA(nm, dpaa_drv) \ +RTE_INIT(dpaainitfn_ ##nm); \ +static void dpaainitfn_ ##nm(void) \ +{\ + (dpaa_drv).driver.name = RTE_STR(nm);\ + rte_dpaa_driver_register(&dpaa_drv); \ +} \ +RTE_PMD_EXPORT_NAME(nm, __COUNTER__) + +#ifdef __cplusplus +} +#endif + +#endif /* __RTE_DPAA_BUS_H__ */ |