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/* Copyright (c) 2013-2014, 2016 The Linux Foundation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
* only version 2 as published by the Free Software Foundation.
*
* 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 _LINUX_CORESIGHT_CTI_H
#define _LINUX_CORESIGHT_CTI_H
#include <linux/list.h>
struct coresight_cti_data {
int nr_ctis;
const char **names;
};
struct coresight_cti {
const char *name;
struct list_head link;
};
#ifdef CONFIG_CORESIGHT_CTI
extern struct coresight_cti *coresight_cti_get(const char *name);
extern void coresight_cti_put(struct coresight_cti *cti);
extern int coresight_cti_map_trigin(
struct coresight_cti *cti, int trig, int ch);
extern int coresight_cti_map_trigout(
struct coresight_cti *cti, int trig, int ch);
extern void coresight_cti_unmap_trigin(
struct coresight_cti *cti, int trig, int ch);
extern void coresight_cti_unmap_trigout(
struct coresight_cti *cti, int trig, int ch);
extern void coresight_cti_reset(struct coresight_cti *cti);
extern int coresight_cti_set_trig(struct coresight_cti *cti, int ch);
extern void coresight_cti_clear_trig(struct coresight_cti *cti, int ch);
extern int coresight_cti_pulse_trig(struct coresight_cti *cti, int ch);
extern int coresight_cti_enable_gate(struct coresight_cti *cti, int ch);
extern void coresight_cti_disable_gate(struct coresight_cti *cti, int ch);
extern void coresight_cti_ctx_save(void);
extern void coresight_cti_ctx_restore(void);
extern int coresight_cti_ack_trig(struct coresight_cti *cti, int trig);
#else
static inline struct coresight_cti *coresight_cti_get(const char *name)
{
return NULL;
}
static inline void coresight_cti_put(struct coresight_cti *cti) {}
static inline int coresight_cti_map_trigin(
struct coresight_cti *cti, int trig, int ch)
{
return -ENODEV;
}
static inline int coresight_cti_map_trigout(
struct coresight_cti *cti, int trig, int ch)
{
return -ENODEV;
}
static inline void coresight_cti_unmap_trigin(
struct coresight_cti *cti, int trig, int ch) {}
static inline void coresight_cti_unmap_trigout(
struct coresight_cti *cti, int trig, int ch) {}
static inline void coresight_cti_reset(struct coresight_cti *cti) {}
static inline int coresight_cti_set_trig(struct coresight_cti *cti, int ch)
{
return -ENODEV;
}
static inline void coresight_cti_clear_trig(struct coresight_cti *cti, int ch)
{}
static inline int coresight_cti_pulse_trig(struct coresight_cti *cti, int ch)
{
return -ENODEV;
}
static inline int coresight_cti_enable_gate(struct coresight_cti *cti, int ch)
{
return -ENODEV;
}
static inline void coresight_cti_disable_gate(struct coresight_cti *cti, int ch)
{}
static inline void coresight_cti_ctx_save(void){}
static inline void coresight_cti_ctx_restore(void){}
static inline int coresight_cti_ack_trig(struct coresight_cti *cti, int trig)
{
return -ENODEV;
}
#endif
#endif