2019-05-29 22:17:56 +08:00
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/* SPDX-License-Identifier: GPL-2.0-only */
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2011-10-20 22:52:46 +08:00
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/*
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* Remote processor framework
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*
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* Copyright (C) 2011 Texas Instruments, Inc.
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* Copyright (C) 2011 Google, Inc.
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*
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* Ohad Ben-Cohen <ohad@wizery.com>
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* Brian Swetland <swetland@google.com>
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*/
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#ifndef REMOTEPROC_INTERNAL_H
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#define REMOTEPROC_INTERNAL_H
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#include <linux/irqreturn.h>
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2012-07-15 16:25:27 +08:00
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#include <linux/firmware.h>
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2011-10-20 22:52:46 +08:00
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struct rproc;
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2019-01-10 21:49:10 +08:00
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struct rproc_debug_trace {
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struct rproc *rproc;
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struct dentry *tfile;
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struct list_head node;
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struct rproc_mem_entry trace_mem;
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};
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2011-10-20 22:52:46 +08:00
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/* from remoteproc_core.c */
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void rproc_release(struct kref *kref);
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irqreturn_t rproc_vq_interrupt(struct rproc *rproc, int vq_id);
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2016-10-20 10:40:06 +08:00
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void rproc_vdev_release(struct kref *ref);
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2011-10-20 22:52:46 +08:00
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2012-02-14 05:30:39 +08:00
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/* from remoteproc_virtio.c */
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int rproc_add_virtio_dev(struct rproc_vdev *rvdev, int id);
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2019-01-21 21:55:15 +08:00
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int rproc_remove_virtio_dev(struct device *dev, void *data);
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2011-10-20 22:52:46 +08:00
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/* from remoteproc_debugfs.c */
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void rproc_remove_trace_file(struct dentry *tfile);
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struct dentry *rproc_create_trace_file(const char *name, struct rproc *rproc,
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2019-01-10 21:49:10 +08:00
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struct rproc_debug_trace *trace);
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2011-10-20 22:52:46 +08:00
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void rproc_delete_debug_dir(struct rproc *rproc);
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void rproc_create_debug_dir(struct rproc *rproc);
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void rproc_init_debugfs(void);
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void rproc_exit_debugfs(void);
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2016-10-19 20:05:47 +08:00
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/* from remoteproc_sysfs.c */
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extern struct class rproc_class;
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int rproc_init_sysfs(void);
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void rproc_exit_sysfs(void);
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2012-05-17 19:23:59 +08:00
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void rproc_free_vring(struct rproc_vring *rvring);
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int rproc_alloc_vring(struct rproc_vdev *rvdev, int i);
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2012-07-15 16:25:27 +08:00
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2020-03-02 17:38:55 +08:00
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void *rproc_da_to_va(struct rproc *rproc, u64 da, size_t len);
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2019-01-10 21:50:49 +08:00
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phys_addr_t rproc_va_to_pa(void *cpu_addr);
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2012-08-31 02:26:13 +08:00
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int rproc_trigger_recovery(struct rproc *rproc);
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2012-07-15 16:25:27 +08:00
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2020-03-02 17:38:59 +08:00
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int rproc_elf32_sanity_check(struct rproc *rproc, const struct firmware *fw);
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2020-03-02 17:39:00 +08:00
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int rproc_elf_sanity_check(struct rproc *rproc, const struct firmware *fw);
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2020-03-02 17:38:57 +08:00
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u64 rproc_elf_get_boot_addr(struct rproc *rproc, const struct firmware *fw);
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2018-01-06 07:58:01 +08:00
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int rproc_elf_load_segments(struct rproc *rproc, const struct firmware *fw);
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2018-01-06 07:58:03 +08:00
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int rproc_elf_load_rsc_table(struct rproc *rproc, const struct firmware *fw);
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2018-01-06 07:58:01 +08:00
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struct resource_table *rproc_elf_find_loaded_rsc_table(struct rproc *rproc,
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const struct firmware *fw);
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2018-07-27 21:14:47 +08:00
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struct rproc_mem_entry *
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rproc_find_carveout_by_name(struct rproc *rproc, const char *name, ...);
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2018-01-06 07:58:01 +08:00
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2012-06-19 15:08:18 +08:00
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static inline
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int rproc_fw_sanity_check(struct rproc *rproc, const struct firmware *fw)
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{
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2018-01-06 07:58:01 +08:00
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if (rproc->ops->sanity_check)
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return rproc->ops->sanity_check(rproc, fw);
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2012-06-19 15:08:18 +08:00
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return 0;
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}
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static inline
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2020-03-02 17:38:57 +08:00
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u64 rproc_get_boot_addr(struct rproc *rproc, const struct firmware *fw)
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2012-06-19 15:08:18 +08:00
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{
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2018-01-06 07:58:01 +08:00
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if (rproc->ops->get_boot_addr)
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return rproc->ops->get_boot_addr(rproc, fw);
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2012-06-19 15:08:18 +08:00
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return 0;
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}
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static inline
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int rproc_load_segments(struct rproc *rproc, const struct firmware *fw)
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{
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2018-01-06 07:58:01 +08:00
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if (rproc->ops->load)
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return rproc->ops->load(rproc, fw);
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2012-06-19 15:08:18 +08:00
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return -EINVAL;
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}
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2018-01-06 08:04:18 +08:00
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static inline int rproc_parse_fw(struct rproc *rproc, const struct firmware *fw)
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2012-06-19 15:08:18 +08:00
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{
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2018-01-06 08:04:18 +08:00
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if (rproc->ops->parse_fw)
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return rproc->ops->parse_fw(rproc, fw);
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2012-06-19 15:08:18 +08:00
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2018-01-06 07:58:03 +08:00
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return 0;
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2012-06-19 15:08:18 +08:00
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}
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2019-06-17 20:57:30 +08:00
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static inline
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int rproc_handle_rsc(struct rproc *rproc, u32 rsc_type, void *rsc, int offset,
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int avail)
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{
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if (rproc->ops->handle_rsc)
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return rproc->ops->handle_rsc(rproc, rsc_type, rsc, offset,
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avail);
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return RSC_IGNORED;
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}
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2013-02-22 01:15:34 +08:00
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static inline
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struct resource_table *rproc_find_loaded_rsc_table(struct rproc *rproc,
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2016-08-13 07:42:20 +08:00
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const struct firmware *fw)
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2013-02-22 01:15:34 +08:00
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{
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2018-01-06 07:58:01 +08:00
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if (rproc->ops->find_loaded_rsc_table)
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return rproc->ops->find_loaded_rsc_table(rproc, fw);
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2013-02-22 01:15:34 +08:00
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2013-06-30 16:33:05 +08:00
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return NULL;
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2013-02-22 01:15:34 +08:00
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}
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2020-03-02 17:39:00 +08:00
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static inline
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bool rproc_u64_fit_in_size_t(u64 val)
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{
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if (sizeof(size_t) == sizeof(u64))
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return true;
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return (val <= (size_t) -1);
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}
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2011-10-20 22:52:46 +08:00
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#endif /* REMOTEPROC_INTERNAL_H */
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