alistair23-linux/drivers/remoteproc/remoteproc_internal.h
Bjorn Andersson c1d35c1ab4 remoteproc: Rename "load_rsc_table" to "parse_fw"
The resource table is just one possible source of information that can
be extracted from the firmware file. Generalize this interface to allow
drivers to override this with parsers of other types of information.

Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
2018-02-12 11:05:30 -08:00

110 lines
3.1 KiB
C

/*
* Remote processor framework
*
* Copyright (C) 2011 Texas Instruments, Inc.
* Copyright (C) 2011 Google, Inc.
*
* Ohad Ben-Cohen <ohad@wizery.com>
* Brian Swetland <swetland@google.com>
*
* This software is licensed under the terms of the GNU General Public
* License version 2, as published by the Free Software Foundation, and
* may be copied, distributed, and modified under those terms.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#ifndef REMOTEPROC_INTERNAL_H
#define REMOTEPROC_INTERNAL_H
#include <linux/irqreturn.h>
#include <linux/firmware.h>
struct rproc;
/* from remoteproc_core.c */
void rproc_release(struct kref *kref);
irqreturn_t rproc_vq_interrupt(struct rproc *rproc, int vq_id);
void rproc_vdev_release(struct kref *ref);
/* from remoteproc_virtio.c */
int rproc_add_virtio_dev(struct rproc_vdev *rvdev, int id);
void rproc_remove_virtio_dev(struct rproc_vdev *rvdev);
/* from remoteproc_debugfs.c */
void rproc_remove_trace_file(struct dentry *tfile);
struct dentry *rproc_create_trace_file(const char *name, struct rproc *rproc,
struct rproc_mem_entry *trace);
void rproc_delete_debug_dir(struct rproc *rproc);
void rproc_create_debug_dir(struct rproc *rproc);
void rproc_init_debugfs(void);
void rproc_exit_debugfs(void);
/* from remoteproc_sysfs.c */
extern struct class rproc_class;
int rproc_init_sysfs(void);
void rproc_exit_sysfs(void);
void rproc_free_vring(struct rproc_vring *rvring);
int rproc_alloc_vring(struct rproc_vdev *rvdev, int i);
void *rproc_da_to_va(struct rproc *rproc, u64 da, int len);
int rproc_trigger_recovery(struct rproc *rproc);
int rproc_elf_sanity_check(struct rproc *rproc, const struct firmware *fw);
u32 rproc_elf_get_boot_addr(struct rproc *rproc, const struct firmware *fw);
int rproc_elf_load_segments(struct rproc *rproc, const struct firmware *fw);
int rproc_elf_load_rsc_table(struct rproc *rproc, const struct firmware *fw);
struct resource_table *rproc_elf_find_loaded_rsc_table(struct rproc *rproc,
const struct firmware *fw);
static inline
int rproc_fw_sanity_check(struct rproc *rproc, const struct firmware *fw)
{
if (rproc->ops->sanity_check)
return rproc->ops->sanity_check(rproc, fw);
return 0;
}
static inline
u32 rproc_get_boot_addr(struct rproc *rproc, const struct firmware *fw)
{
if (rproc->ops->get_boot_addr)
return rproc->ops->get_boot_addr(rproc, fw);
return 0;
}
static inline
int rproc_load_segments(struct rproc *rproc, const struct firmware *fw)
{
if (rproc->ops->load)
return rproc->ops->load(rproc, fw);
return -EINVAL;
}
static inline int rproc_parse_fw(struct rproc *rproc, const struct firmware *fw)
{
if (rproc->ops->parse_fw)
return rproc->ops->parse_fw(rproc, fw);
return 0;
}
static inline
struct resource_table *rproc_find_loaded_rsc_table(struct rproc *rproc,
const struct firmware *fw)
{
if (rproc->ops->find_loaded_rsc_table)
return rproc->ops->find_loaded_rsc_table(rproc, fw);
return NULL;
}
#endif /* REMOTEPROC_INTERNAL_H */