/* Actual code that puts the SoC in different idle states */
static int kirkwood_enter_idle(struct cpuidle_device *dev,
- struct cpuidle_state *state)
+ int index)
{
struct timeval before, after;
int idle_time;
local_irq_disable();
do_gettimeofday(&before);
- if (state == &dev->states[0])
+ if (index == 0)
/* Wait for interrupt state */
cpu_do_idle();
- else if (state == &dev->states[1]) {
+ else if (index == 1) {
/*
* Following write will put DDR in self refresh.
* Note that we have 256 cycles before DDR puts it
local_irq_enable();
idle_time = (after.tv_sec - before.tv_sec) * USEC_PER_SEC +
(after.tv_usec - before.tv_usec);
- return idle_time;
+
+ /* Update last residency */
+ dev->last_residency = idle_time;
+
+ return index;
}
/* Initialize CPU idle by registering the idle states */