From: Shreyansh Jain Date: Thu, 28 Sep 2017 12:29:22 +0000 (+0530) Subject: bus/dpaa: introduce NXP DPAA bus driver skeleton X-Git-Tag: spdx-start~1847 X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=919eeaccb2ba;p=dpdk.git bus/dpaa: introduce NXP DPAA bus driver skeleton Signed-off-by: Shreyansh Jain Signed-off-by: Hemant Agrawal --- diff --git a/MAINTAINERS b/MAINTAINERS index c915e2440a..3fe2eef681 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -409,6 +409,11 @@ F: drivers/net/nfp/ F: doc/guides/nics/nfp.rst F: doc/guides/nics/features/nfp*.ini +NXP dpaa +M: Hemant Agrawal +M: Shreyansh Jain +F: drivers/bus/dpaa/ + NXP dpaa2 M: Hemant Agrawal M: Shreyansh Jain diff --git a/config/common_base b/config/common_base index 439f3cceb5..fc1cdca90c 100644 --- a/config/common_base +++ b/config/common_base @@ -301,6 +301,9 @@ CONFIG_RTE_LIBRTE_LIO_DEBUG_TX=n CONFIG_RTE_LIBRTE_LIO_DEBUG_MBOX=n CONFIG_RTE_LIBRTE_LIO_DEBUG_REGS=n +# NXP DPAA Bus +CONFIG_RTE_LIBRTE_DPAA_BUS=n + # # Compile NXP DPAA2 FSL-MC Bus # diff --git a/config/defconfig_arm64-dpaa-linuxapp-gcc b/config/defconfig_arm64-dpaa-linuxapp-gcc index 5bca012970..8316fc9527 100644 --- a/config/defconfig_arm64-dpaa-linuxapp-gcc +++ b/config/defconfig_arm64-dpaa-linuxapp-gcc @@ -45,3 +45,7 @@ CONFIG_RTE_MAX_LCORE=4 CONFIG_RTE_MAX_NUMA_NODES=1 CONFIG_RTE_CACHE_LINE_SIZE=64 CONFIG_RTE_PKTMBUF_HEADROOM=128 + +# NXP DPAA Bus +CONFIG_RTE_LIBRTE_DPAA_BUS=y +CONFIG_RTE_LIBRTE_DPAA_DEBUG_DRIVER=n diff --git a/drivers/bus/Makefile b/drivers/bus/Makefile index 02242148b8..6cb6466c54 100644 --- a/drivers/bus/Makefile +++ b/drivers/bus/Makefile @@ -32,6 +32,9 @@ include $(RTE_SDK)/mk/rte.vars.mk core-libs := librte_eal librte_mbuf librte_mempool librte_ring librte_ether +DIRS-$(CONFIG_RTE_LIBRTE_DPAA_BUS) += dpaa +DEPDIRS-dpaa = $(core-libs) + DIRS-$(CONFIG_RTE_LIBRTE_FSLMC_BUS) += fslmc DEPDIRS-fslmc = $(core-libs) diff --git a/drivers/bus/dpaa/Makefile b/drivers/bus/dpaa/Makefile new file mode 100644 index 0000000000..28694c0dcb --- /dev/null +++ b/drivers/bus/dpaa/Makefile @@ -0,0 +1,58 @@ +# BSD LICENSE +# +# Copyright 2016 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. + +include $(RTE_SDK)/mk/rte.vars.mk +RTE_BUS_DPAA=$(RTE_SDK)/drivers/bus/dpaa + +# +# library name +# +LIB = librte_bus_dpaa.a + +CFLAGS := -I$(SRCDIR) $(CFLAGS) +CFLAGS += -O3 $(WERROR_FLAGS) +CFLAGS += -I$(RTE_BUS_DPAA)/ +CFLAGS += -I$(RTE_SDK)/lib/librte_eal/linuxapp/eal +CFLAGS += -I$(RTE_SDK)/lib/librte_eal/common/include + +# versioning export map +EXPORT_MAP := rte_bus_dpaa_version.map + +LIBABIVER := 1 + +# all source are stored in SRCS-y +# +SRCS-$(CONFIG_RTE_LIBRTE_DPAA_BUS) += \ + dpaa_bus.c + +# Link Pthread +LDLIBS += -lpthread + +include $(RTE_SDK)/mk/rte.lib.mk diff --git a/drivers/bus/dpaa/dpaa_bus.c b/drivers/bus/dpaa/dpaa_bus.c new file mode 100644 index 0000000000..cc343b377f --- /dev/null +++ b/drivers/bus/dpaa/dpaa_bus.c @@ -0,0 +1,207 @@ +/*- + * 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. + */ +/* System headers */ +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include +#include + +int dpaa_logtype_bus; + +struct rte_dpaa_bus rte_dpaa_bus; + +static inline void +dpaa_add_to_device_list(struct rte_dpaa_device *dev) +{ + TAILQ_INSERT_TAIL(&rte_dpaa_bus.device_list, dev, next); +} + +static inline void +dpaa_remove_from_device_list(struct rte_dpaa_device *dev) +{ + TAILQ_INSERT_TAIL(&rte_dpaa_bus.device_list, dev, next); +} + +static int +rte_dpaa_bus_scan(void) +{ + BUS_INIT_FUNC_TRACE(); + + return 0; +} + +/* register a dpaa bus based dpaa driver */ +void +rte_dpaa_driver_register(struct rte_dpaa_driver *driver) +{ + RTE_VERIFY(driver); + + BUS_INIT_FUNC_TRACE(); + + TAILQ_INSERT_TAIL(&rte_dpaa_bus.driver_list, driver, next); + /* Update Bus references */ + driver->dpaa_bus = &rte_dpaa_bus; +} + +/* un-register a dpaa bus based dpaa driver */ +void +rte_dpaa_driver_unregister(struct rte_dpaa_driver *driver) +{ + struct rte_dpaa_bus *dpaa_bus; + + BUS_INIT_FUNC_TRACE(); + + dpaa_bus = driver->dpaa_bus; + + TAILQ_REMOVE(&dpaa_bus->driver_list, driver, next); + /* Update Bus references */ + driver->dpaa_bus = NULL; +} + +static int +rte_dpaa_device_match(struct rte_dpaa_driver *drv, + struct rte_dpaa_device *dev) +{ + int ret = -1; + + BUS_INIT_FUNC_TRACE(); + + if (!drv || !dev) { + DPAA_BUS_DEBUG("Invalid drv or dev received."); + return ret; + } + + if (drv->drv_type == dev->device_type) { + DPAA_BUS_INFO("Device: %s matches for driver: %s", + dev->name, drv->driver.name); + ret = 0; /* Found a match */ + } + + return ret; +} + +static int +rte_dpaa_bus_probe(void) +{ + int ret = -1; + struct rte_dpaa_device *dev; + struct rte_dpaa_driver *drv; + + BUS_INIT_FUNC_TRACE(); + + /* For each registered driver, and device, call the driver->probe */ + TAILQ_FOREACH(dev, &rte_dpaa_bus.device_list, next) { + TAILQ_FOREACH(drv, &rte_dpaa_bus.driver_list, next) { + ret = rte_dpaa_device_match(drv, dev); + if (ret) + continue; + + if (!drv->probe) + continue; + + ret = drv->probe(drv, dev); + if (ret) + DPAA_BUS_ERR("Unable to probe.\n"); + break; + } + } + return 0; +} + +static struct rte_device * +rte_dpaa_find_device(const struct rte_device *start, rte_dev_cmp_t cmp, + const void *data) +{ + struct rte_dpaa_device *dev; + + TAILQ_FOREACH(dev, &rte_dpaa_bus.device_list, next) { + if (start && &dev->device == start) { + start = NULL; /* starting point found */ + continue; + } + + if (cmp(&dev->device, data) == 0) + return &dev->device; + } + + return NULL; +} + +struct rte_dpaa_bus rte_dpaa_bus = { + .bus = { + .scan = rte_dpaa_bus_scan, + .probe = rte_dpaa_bus_probe, + .find_device = rte_dpaa_find_device, + }, + .device_list = TAILQ_HEAD_INITIALIZER(rte_dpaa_bus.device_list), + .driver_list = TAILQ_HEAD_INITIALIZER(rte_dpaa_bus.driver_list), + .device_count = 0, +}; + +RTE_REGISTER_BUS(FSL_DPAA_BUS_NAME, rte_dpaa_bus.bus); + +RTE_INIT(dpaa_init_log); +static void +dpaa_init_log(void) +{ + dpaa_logtype_bus = rte_log_register("bus.dpaa"); + if (dpaa_logtype_bus >= 0) + rte_log_set_level(dpaa_logtype_bus, RTE_LOG_NOTICE); +} diff --git a/drivers/bus/dpaa/rte_bus_dpaa_version.map b/drivers/bus/dpaa/rte_bus_dpaa_version.map new file mode 100644 index 0000000000..9f41c77fe4 --- /dev/null +++ b/drivers/bus/dpaa/rte_bus_dpaa_version.map @@ -0,0 +1,8 @@ +DPDK_17.11 { + global: + + rte_dpaa_driver_register; + rte_dpaa_driver_unregister; + + local: *; +}; diff --git a/drivers/bus/dpaa/rte_dpaa_bus.h b/drivers/bus/dpaa/rte_dpaa_bus.h new file mode 100644 index 0000000000..789882ebdd --- /dev/null +++ b/drivers/bus/dpaa/rte_dpaa_bus.h @@ -0,0 +1,148 @@ +/*- + * 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 +#include + +#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); + +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); + +/** 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__ */ diff --git a/drivers/bus/dpaa/rte_dpaa_logs.h b/drivers/bus/dpaa/rte_dpaa_logs.h new file mode 100644 index 0000000000..cc10937d2c --- /dev/null +++ b/drivers/bus/dpaa/rte_dpaa_logs.h @@ -0,0 +1,65 @@ +/*- + * 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 _DPAA_LOGS_H_ +#define _DPAA_LOGS_H_ + +#include + +extern int dpaa_logtype_bus; + +#define DPAA_BUS_LOG(level, fmt, args...) \ + rte_log(RTE_LOG_ ## level, dpaa_logtype_bus, "%s(): " fmt "\n", \ + __func__, ##args) + +#define BUS_INIT_FUNC_TRACE() DPAA_BUS_LOG(DEBUG, " >>") + +#ifdef RTE_LIBRTE_DPAA_DEBUG_BUS +#define DPAA_BUS_HWWARN(cond, fmt, args...) \ + do {\ + if (cond) \ + DPAA_BUS_LOG(DEBUG, "WARN: " fmt, ##args); \ + } while (0) +#else +#define DPAA_BUS_HWWARN(cond, fmt, args...) do { } while (0) +#endif + +#define DPAA_BUS_DEBUG(fmt, args...) \ + DPAA_BUS_LOG(DEBUG, fmt, ## args) +#define DPAA_BUS_INFO(fmt, args...) \ + DPAA_BUS_LOG(INFO, fmt, ## args) +#define DPAA_BUS_ERR(fmt, args...) \ + DPAA_BUS_LOG(ERR, fmt, ## args) +#define DPAA_BUS_WARN(fmt, args...) \ + DPAA_BUS_LOG(WARNING, fmt, ## args) + +#endif /* _DPAA_LOGS_H_ */