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-rw-r--r--drivers/bus/dpaa/rte_dpaa_bus.h173
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
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+++ b/drivers/bus/dpaa/rte_dpaa_bus.h
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+/*-
+ * 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__ */