mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-11-26 21:54:11 +08:00
0582b05366
Fixes: In file included from arch/arm/include/asm/arch_timer.h:10:0, from arch/arm/mach-shmobile/timer.c:23: include/clocksource/arm_arch_timer.h:56:28: warning: 'arch_timer_get_timecounter' defined but not used [-Wunused-function] Signed-off-by: Olof Johansson <olof@lixom.net>
64 lines
1.5 KiB
C
64 lines
1.5 KiB
C
/*
|
|
* Copyright (C) 2012 ARM Ltd.
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License 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.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
#ifndef __CLKSOURCE_ARM_ARCH_TIMER_H
|
|
#define __CLKSOURCE_ARM_ARCH_TIMER_H
|
|
|
|
#include <linux/clocksource.h>
|
|
#include <linux/types.h>
|
|
|
|
#define ARCH_TIMER_CTRL_ENABLE (1 << 0)
|
|
#define ARCH_TIMER_CTRL_IT_MASK (1 << 1)
|
|
#define ARCH_TIMER_CTRL_IT_STAT (1 << 2)
|
|
|
|
#define ARCH_TIMER_REG_CTRL 0
|
|
#define ARCH_TIMER_REG_TVAL 1
|
|
|
|
#define ARCH_TIMER_PHYS_ACCESS 0
|
|
#define ARCH_TIMER_VIRT_ACCESS 1
|
|
|
|
#ifdef CONFIG_ARM_ARCH_TIMER
|
|
|
|
extern int arch_timer_init(void);
|
|
extern u32 arch_timer_get_rate(void);
|
|
extern u64 (*arch_timer_read_counter)(void);
|
|
extern struct timecounter *arch_timer_get_timecounter(void);
|
|
|
|
#else
|
|
|
|
static inline int arch_timer_init(void)
|
|
{
|
|
return -ENXIO;
|
|
}
|
|
|
|
static inline u32 arch_timer_get_rate(void)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static inline u64 arch_timer_read_counter(void)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static inline struct timecounter *arch_timer_get_timecounter(void)
|
|
{
|
|
return NULL;
|
|
}
|
|
|
|
#endif
|
|
|
|
#endif
|