github-mirror/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux.git synced 2026-06-08 14:42:37 +02:00
Code Issues Actions Packages Projects Releases Wiki Activity Graph

ARM: rockchip: rk3288: disable cpu power down

Browse Source
This commit is contained in:
黄涛 2014-03-26 12:39:04 +08:00
parent 5dc0c3f593
commit b21384df76
1 changed files with 5 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
arch/arm/mach-rockchip/rk3288.c
View File

@ -244,10 +244,8 @@ static int rk3288_pmu_set_power_domain(enum pmu_power_domain pd, bool on)
unsigned long flags;
spin_lock_irqsave(&pmu_pd_lock, flags);
if (rk3288_pmu_power_domain_is_on(pd) == on) {
spin_unlock_irqrestore(&pmu_pd_lock, flags);
return 0;
}
if (rk3288_pmu_power_domain_is_on(pd) == on)
goto out;
if (!on) {
/* if power down, idle request to NIU first */
@ -273,6 +271,8 @@ static int rk3288_pmu_set_power_domain(enum pmu_power_domain pd, bool on)
SAVE_QOS(hevc_r_qos, HEVC_R);
SAVE_QOS(hevc_w_qos, HEVC_W);
rk3288_pmu_set_idle_request(IDLE_REQ_HEVC, true);
} else if (pd >= PD_CPU_1 && pd <= PD_CPU_3) {
goto out;
}
}
@ -310,6 +310,7 @@ static int rk3288_pmu_set_power_domain(enum pmu_power_domain pd, bool on)
}
}
out:
spin_unlock_irqrestore(&pmu_pd_lock, flags);
return 0;
}