diff options
Diffstat (limited to 'arch/arm/mach-tegra/cpuidle-t3.c')
-rw-r--r-- | arch/arm/mach-tegra/cpuidle-t3.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/arm/mach-tegra/cpuidle-t3.c b/arch/arm/mach-tegra/cpuidle-t3.c index 8ef8ed45e8bd..d9645ecb1a0c 100644 --- a/arch/arm/mach-tegra/cpuidle-t3.c +++ b/arch/arm/mach-tegra/cpuidle-t3.c @@ -67,6 +67,12 @@ static s64 tegra_cpu_wake_by_time[4] = { LLONG_MAX, LLONG_MAX, LLONG_MAX, LLONG_MAX }; #endif +static bool lp2_0_in_idle = true; +module_param(lp2_0_in_idle, bool, 0644); + +static bool lp2_n_in_idle = true; +module_param(lp2_n_in_idle, bool, 0644); + static struct clk *cpu_clk_for_dvfs; static struct clk *twd_clk; @@ -117,6 +123,9 @@ bool tegra3_lp2_is_allowed(struct cpuidle_device *dev, if (!tegra_all_cpus_booted) return false; + if ((!lp2_0_in_idle && !dev->cpu) || (!lp2_n_in_idle && dev->cpu)) + return false; + /* On A01, LP2 on slave CPU's cause ranhdom CPU hangs. * Refer to Bug 804085. */ |