diff options
Diffstat (limited to 'arch/arm/mach-tegra/cpuidle-tegra20.c')
| -rw-r--r-- | arch/arm/mach-tegra/cpuidle-tegra20.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/arch/arm/mach-tegra/cpuidle-tegra20.c b/arch/arm/mach-tegra/cpuidle-tegra20.c index 78c20025dcfe..b3087ece9421 100644 --- a/arch/arm/mach-tegra/cpuidle-tegra20.c +++ b/arch/arm/mach-tegra/cpuidle-tegra20.c @@ -86,15 +86,17 @@ static bool tegra20_cpu_cluster_power_down(struct cpuidle_device *dev, struct cpuidle_driver *drv, int index) { + bool ret; + while (!tegra_cpu_rail_off_ready()) cpu_relax(); - tegra_idle_lp2_last(); + ret = !tegra_idle_lp2_last(); if (cpu_online(1)) tegra20_wake_cpu1_from_reset(); - return true; + return ret; } #ifdef CONFIG_SMP |