提交 d64f41d8 编写于 作者: O Olof Johansson

Merge branch 'late/cleanup' into devel-late

* late/cleanup:
  ARM: S3C64XX: use timekeeping wrapper on cpuidle
  ARM: S3C64XX: declare the states with the new api on cpuidle
...@@ -27,12 +27,7 @@ static int s3c64xx_enter_idle(struct cpuidle_device *dev, ...@@ -27,12 +27,7 @@ static int s3c64xx_enter_idle(struct cpuidle_device *dev,
struct cpuidle_driver *drv, struct cpuidle_driver *drv,
int index) int index)
{ {
struct timeval before, after;
unsigned long tmp; unsigned long tmp;
int idle_time;
local_irq_disable();
do_gettimeofday(&before);
/* Setup PWRCFG to enter idle mode */ /* Setup PWRCFG to enter idle mode */
tmp = __raw_readl(S3C64XX_PWR_CFG); tmp = __raw_readl(S3C64XX_PWR_CFG);
...@@ -42,42 +37,32 @@ static int s3c64xx_enter_idle(struct cpuidle_device *dev, ...@@ -42,42 +37,32 @@ static int s3c64xx_enter_idle(struct cpuidle_device *dev,
cpu_do_idle(); cpu_do_idle();
do_gettimeofday(&after);
local_irq_enable();
idle_time = (after.tv_sec - before.tv_sec) * USEC_PER_SEC +
(after.tv_usec - before.tv_usec);
dev->last_residency = idle_time;
return index; return index;
} }
static struct cpuidle_state s3c64xx_cpuidle_set[] = { static DEFINE_PER_CPU(struct cpuidle_device, s3c64xx_cpuidle_device);
[0] = {
.enter = s3c64xx_enter_idle,
.exit_latency = 1,
.target_residency = 1,
.flags = CPUIDLE_FLAG_TIME_VALID,
.name = "IDLE",
.desc = "System active, ARM gated",
},
};
static struct cpuidle_driver s3c64xx_cpuidle_driver = { static struct cpuidle_driver s3c64xx_cpuidle_driver = {
.name = "s3c64xx_cpuidle", .name = "s3c64xx_cpuidle",
.owner = THIS_MODULE, .owner = THIS_MODULE,
.state_count = ARRAY_SIZE(s3c64xx_cpuidle_set), .en_core_tk_irqen = 1,
}; .states = {
{
static struct cpuidle_device s3c64xx_cpuidle_device = { .enter = s3c64xx_enter_idle,
.state_count = ARRAY_SIZE(s3c64xx_cpuidle_set), .exit_latency = 1,
.target_residency = 1,
.flags = CPUIDLE_FLAG_TIME_VALID,
.name = "IDLE",
.desc = "System active, ARM gated",
},
},
.state_count = 1,
}; };
static int __init s3c64xx_init_cpuidle(void) static int __init s3c64xx_init_cpuidle(void)
{ {
int ret; int ret;
memcpy(s3c64xx_cpuidle_driver.states, s3c64xx_cpuidle_set,
sizeof(s3c64xx_cpuidle_set));
cpuidle_register_driver(&s3c64xx_cpuidle_driver); cpuidle_register_driver(&s3c64xx_cpuidle_driver);
ret = cpuidle_register_device(&s3c64xx_cpuidle_device); ret = cpuidle_register_device(&s3c64xx_cpuidle_device);
......
Markdown is supported
0% .
You are about to add 0 people to the discussion. Proceed with caution.
先完成此消息的编辑!
想要评论请 注册