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clocksource: arm_arch_timer: move enums and defines to header file 

To support the arm_arch_timer via ACPI we need to share defines and enums
between the driver and the ACPI parser code.
So we split out the relevant defines and enums into arm_arch_timer.h.

No functional change.

Signed-off-by: Fu Wei <fu.wei@linaro.org>
Acked-by: Mark Rutland <mark.rutland@arm.com>
Tested-by: Xiongfeng Wang <wangxiongfeng2@huawei.com>
Signed-off-by: Mark Rutland <mark.rutland@arm.com>
This commit is contained in:
Fu Wei 2017-01-18 21:25:28 +08:00 committed by Mark Rutland
parent ee34f1e63d
commit 831610c08e
2 changed files with 12 additions and 11 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
drivers/clocksource/arm_arch_timer.c
View File

@ -55,8 +55,6 @@
#define CNTV_TVAL 0x38
#define CNTV_CTL 0x3c
#define ARCH_TIMER_TYPE_CP15 BIT(0)
#define ARCH_TIMER_TYPE_MEM BIT(1)
static unsigned arch_timers_present __initdata;
static void __iomem *arch_counter_base;
@ -69,15 +67,6 @@ struct arch_timer {
#define to_arch_timer(e) container_of(e, struct arch_timer, evt)
static u32 arch_timer_rate;
enum arch_timer_ppi_nr {
ARCH_TIMER_PHYS_SECURE_PPI,
ARCH_TIMER_PHYS_NONSECURE_PPI,
ARCH_TIMER_VIRT_PPI,
ARCH_TIMER_HYP_PPI,
ARCH_TIMER_MAX_TIMER_PPI
};
static int arch_timer_ppi[ARCH_TIMER_MAX_TIMER_PPI];
static struct clock_event_device __percpu *arch_timer_evt;

12
include/clocksource/arm_arch_timer.h
View File

@ -16,9 +16,13 @@
#ifndef __CLKSOURCE_ARM_ARCH_TIMER_H
#define __CLKSOURCE_ARM_ARCH_TIMER_H
#include <linux/bitops.h>
#include <linux/timecounter.h>
#include <linux/types.h>
#define ARCH_TIMER_TYPE_CP15 BIT(0)
#define ARCH_TIMER_TYPE_MEM BIT(1)
#define ARCH_TIMER_CTRL_ENABLE (1 << 0)
#define ARCH_TIMER_CTRL_IT_MASK (1 << 1)
#define ARCH_TIMER_CTRL_IT_STAT (1 << 2)
@ -34,6 +38,14 @@ enum arch_timer_reg {
ARCH_TIMER_REG_TVAL,
};
enum arch_timer_ppi_nr {
ARCH_TIMER_PHYS_SECURE_PPI,
ARCH_TIMER_PHYS_NONSECURE_PPI,
ARCH_TIMER_VIRT_PPI,
ARCH_TIMER_HYP_PPI,
ARCH_TIMER_MAX_TIMER_PPI
};
#define ARCH_TIMER_PHYS_ACCESS 0
#define ARCH_TIMER_VIRT_ACCESS 1
#define ARCH_TIMER_MEM_PHYS_ACCESS 2