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| author | Arnd Bergmann <arnd@arndb.de> | 2019-02-15 22:39:46 +0300 |
|---|---|---|
| committer | Arnd Bergmann <arnd@arndb.de> | 2019-02-15 22:39:46 +0300 |
| commit | 410d7360541c0e21b58e56b64e5bcdbec9c1d285 (patch) | |
| tree | 20db7c5387a2bd32911a8d2a18f57dfa7c32fc49 | |
| parent | 62a23bb0063cde4b898afb5092c10c4b5acb5e96 (diff) | |
| parent | 50d6b3cf9403879911e06d69c7ef41e43f8f7b4b (diff) | |
| download | linux-410d7360541c0e21b58e56b64e5bcdbec9c1d285.tar.xz | |
Merge tag 'omap-for-v5.0/fixes-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into arm/fixes
Fix omap4 and later lost cpu1 interrupts for periodic timer
A fix from Russell that took a while to get applied into fixes as
I thought Russell is merging this one.
* tag 'omap-for-v5.0/fixes-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap:
ARM: OMAP2+: fix lack of timer interrupts on CPU1 after hotplug
| -rw-r--r-- | arch/arm/mach-omap2/cpuidle44xx.c | 16 |
1 files changed, 4 insertions, 12 deletions
diff --git a/arch/arm/mach-omap2/cpuidle44xx.c b/arch/arm/mach-omap2/cpuidle44xx.c index a8b291f00109..dae514c8276a 100644 --- a/arch/arm/mach-omap2/cpuidle44xx.c +++ b/arch/arm/mach-omap2/cpuidle44xx.c @@ -152,6 +152,10 @@ static int omap_enter_idle_coupled(struct cpuidle_device *dev, mpuss_can_lose_context = (cx->mpu_state == PWRDM_POWER_RET) && (cx->mpu_logic_state == PWRDM_POWER_OFF); + /* Enter broadcast mode for periodic timers */ + tick_broadcast_enable(); + + /* Enter broadcast mode for one-shot timers */ tick_broadcast_enter(); /* @@ -218,15 +222,6 @@ fail: return index; } -/* - * For each cpu, setup the broadcast timer because local timers - * stops for the states above C1. - */ -static void omap_setup_broadcast_timer(void *arg) -{ - tick_broadcast_enable(); -} - static struct cpuidle_driver omap4_idle_driver = { .name = "omap4_idle", .owner = THIS_MODULE, @@ -319,8 +314,5 @@ int __init omap4_idle_init(void) if (!cpu_clkdm[0] || !cpu_clkdm[1]) return -ENODEV; - /* Configure the broadcast timer on each cpu */ - on_each_cpu(omap_setup_broadcast_timer, NULL, 1); - return cpuidle_register(idle_driver, cpu_online_mask); } |