From 99ae52edeba17c78753695e0d94d49c5f9e9a803 Mon Sep 17 00:00:00 2001 Message-Id: <99ae52edeba17c78753695e0d94d49c5f9e9a803.1590137782.git.marcel.ziswiler@toradex.com> From: Sebastian Andrzej Siewior Date: Wed, 29 May 2019 17:42:29 +0200 Subject: [PATCH] ARM: imx6: cpuidle: Use raw_spinlock_t The idle call back is invoked with disabled interrupts and requires raw_spinlock_t locks to work. Signed-off-by: Sebastian Andrzej Siewior Reviewed-by: Fabio Estevam Signed-off-by: Shawn Guo --- arch/arm/mach-imx/cpuidle-imx6q.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/arch/arm/mach-imx/cpuidle-imx6q.c b/arch/arm/mach-imx/cpuidle-imx6q.c index 326e870d71239..d9ac80aa1eb0a 100644 --- a/arch/arm/mach-imx/cpuidle-imx6q.c +++ b/arch/arm/mach-imx/cpuidle-imx6q.c @@ -17,22 +17,22 @@ #include "hardware.h" static int num_idle_cpus = 0; -static DEFINE_SPINLOCK(cpuidle_lock); +static DEFINE_RAW_SPINLOCK(cpuidle_lock); static int imx6q_enter_wait(struct cpuidle_device *dev, struct cpuidle_driver *drv, int index) { - spin_lock(&cpuidle_lock); + raw_spin_lock(&cpuidle_lock); if (++num_idle_cpus == num_online_cpus()) imx6_set_lpm(WAIT_UNCLOCKED); - spin_unlock(&cpuidle_lock); + raw_spin_unlock(&cpuidle_lock); cpu_do_idle(); - spin_lock(&cpuidle_lock); + raw_spin_lock(&cpuidle_lock); if (num_idle_cpus-- == num_online_cpus()) imx6_set_lpm(WAIT_CLOCKED); - spin_unlock(&cpuidle_lock); + raw_spin_unlock(&cpuidle_lock); return index; } -- 2.25.4