R0dn3yS/android_kernel_xiaomi_sm7250
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

cpuidle: lpm-levels: Reorganize code to calculate next wakeup

Browse Source 
Add new inline function to calculate next wakeup.

Change-Id: Iaa17563597cf794966cc0e89159a1d8b257fa6dd
Signed-off-by: Maulik Shah <mkshah@codeaurora.org>
This commit is contained in:
Maulik Shah 2019-12-17 12:09:07 +05:30
parent bc904ccd88
commit 763cf29b05
1 changed files with 17 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

24
drivers/cpuidle/lpm-levels.c
View File

@ -636,6 +636,21 @@ out:
return false;
}
static void calculate_next_wakeup(uint32_t *next_wakeup_us,
uint32_t next_event_us,
uint32_t lvl_latency_us,
s64 sleep_us)
{
if (!next_event_us)
return;
if (next_event_us < lvl_latency_us)
return;
if (next_event_us < sleep_us)
*next_wakeup_us = next_event_us - lvl_latency_us;
}
static int cpu_power_select(struct cpuidle_device *dev,
struct lpm_cpu *cpu)
{
@ -672,13 +687,8 @@ static int cpu_power_select(struct cpuidle_device *dev,
if (latency_us < lvl_latency_us)
break;
if (next_event_us) {
if (next_event_us < lvl_latency_us)
break;
if (next_event_us < sleep_us)
next_wakeup_us = next_event_us - lvl_latency_us;
}
calculate_next_wakeup(&next_wakeup_us, next_event_us,
lvl_latency_us, sleep_us);
if (!i && !cpu_isolated(dev->cpu)) {
/*