64 lines
2.2 KiB
C
Executable file
64 lines
2.2 KiB
C
Executable file
/*
|
|
* Copyright (c) 2016 Samsung Electronics Co., Ltd.
|
|
* http://www.samsung.com
|
|
*
|
|
* EXYNOS IPs Traffic Monitor Driver for Samsung EXYNOS SoC
|
|
* By Hosung Kim (hosung0.kim@samsung.com)
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
* (at your option) any later version.
|
|
*/
|
|
|
|
#ifndef EXYNOS_ITMON__H
|
|
#define EXYNOS_ITMON__H
|
|
|
|
#include <dt-bindings/soc/samsung/debug-snapshot-def.h>
|
|
#include <linux/notifier.h>
|
|
|
|
struct itmon_notifier {
|
|
char *port; /* The block to which the master IP belongs */
|
|
char *master; /* The master's name which problem occurred */
|
|
char *dest; /* The destination which the master tried to access */
|
|
bool read; /* Transaction Type */
|
|
unsigned long target_addr; /* The physical address which the master tried to access */
|
|
unsigned int errcode; /* The error code which the problem occurred */
|
|
bool onoff; /* Target Block on/off */
|
|
char *pd_name; /* Target Block power domain name */
|
|
};
|
|
|
|
#define M_NODE (0)
|
|
#define T_S_NODE (1)
|
|
#define T_M_NODE (2)
|
|
#define S_NODE (3)
|
|
#define NODE_TYPE (4)
|
|
|
|
#define ITMON_NOTIFY_MASK ((0x800) | NOTIFY_STOP_MASK)
|
|
#define ITMON_SKIP_MASK (ITMON_NOTIFY_MASK | GO_DEFAULT_ID)
|
|
#define ITMON_PANIC_MASK (ITMON_NOTIFY_MASK | GO_PANIC_ID)
|
|
#define ITMON_WATCHDOG_MASK (ITMON_NOTIFY_MASK | GO_WATCHDOG_ID)
|
|
#define ITMON_S2D_MASK (ITMON_NOTIFY_MASK | GO_S2D_ID)
|
|
|
|
#if IS_ENABLED(CONFIG_EXYNOS_ITMON)
|
|
extern void itmon_notifier_chain_register(struct notifier_block *n);
|
|
extern void itmon_enable(bool enabled);
|
|
extern int itmon_enable_by_name(const char *name, bool enabled);
|
|
extern int itmon_set_nodepolicy_by_name(const char *name, u64 enabled, bool now);
|
|
extern void itmon_pd_sync(const char *pd_name, bool enabled);
|
|
#else
|
|
static inline void itmon_enable(bool enabled) {}
|
|
#define itmon_notifier_chain_register(x) do { } while (0)
|
|
#define itmon_enable(x) do { } while (0)
|
|
#define itmon_pd_sync(x, y) do { } while (0)
|
|
static inline int itmon_enable_by_name(const char *name, bool enabled)
|
|
{
|
|
return -1;
|
|
}
|
|
static inline int itmon_set_nodepolicy_by_name(const char *name, u64 enabled, bool now)
|
|
{
|
|
return -1;
|
|
}
|
|
#endif
|
|
|
|
#endif
|