On Thursday 25 September 2014, Kukjin Kim wrote:
> Exynos 2nd PM related updates for v3.18
>
> - Firmware supporting suspend and resume to excute of low
> level operations to enter and leave power mode for exynos
> : introduce suspend() and resume() firmware operations
>
> - Fix AFTR mode on boards with secure firmware enabled and
> allows exynos cpuidle driver usage on exynos4x12 SoCs
>
> - Fix build with PM_SLEEP=n and ARM_EXYNOS_CPUIDLE=y
>
> - SWRESET is needed to boot secondary CPU on exynos3250
>
I needed another fixup to make this build, but I'm not sure about
whether this is the right solution.
I decided not to pull this one, please test again with and without
my patch for the case that ARM_CPU_SUSPEND is disabled.
Arnd
diff --git a/arch/arm/mach-exynos/Makefile b/arch/arm/mach-exynos/Makefile
index 64324bf5edb4..aaab67d84bf6 100644
--- a/arch/arm/mach-exynos/Makefile
+++ b/arch/arm/mach-exynos/Makefile
@@ -14,9 +14,9 @@ obj- :=
# Core
-obj-$(CONFIG_ARCH_EXYNOS) += exynos.o pmu.o exynos-smc.o firmware.o
sleep.o
+obj-$(CONFIG_ARCH_EXYNOS) += exynos.o pmu.o exynos-smc.o firmware.o
-obj-$(CONFIG_EXYNOS_CPU_SUSPEND) += pm.o
+obj-$(CONFIG_EXYNOS_CPU_SUSPEND) += pm.o sleep.o
obj-$(CONFIG_PM_SLEEP) += suspend.o
obj-$(CONFIG_PM_GENERIC_DOMAINS) += pm_domains.o
diff --git a/arch/arm/mach-exynos/firmware.c b/arch/arm/mach-exynos/firmware.c
index 2c5bc6bfcbdf..b7ff8f25bf4a 100644
--- a/arch/arm/mach-exynos/firmware.c
+++ b/arch/arm/mach-exynos/firmware.c
@@ -129,11 +129,11 @@ static int exynos_resume(void)
}
static const struct firmware_ops exynos_firmware_ops = {
- .do_idle = exynos_do_idle,
+ .do_idle = IS_ENABLED(CONFIG_EXYNOS_CPU_SUSPEND) ?
exynos_do_idle : NULL,
.set_cpu_boot_addr = exynos_set_cpu_boot_addr,
.cpu_boot = exynos_cpu_boot,
- .suspend = exynos_suspend,
- .resume = exynos_resume,
+ .suspend = IS_ENABLED(CONFIG_PM_SLEEP) ? exynos_suspend
: NULL,
+ .resume = IS_ENABLED(CONFIG_PM_SLEEP) ? exynos_resume :
NULL,
};
void __init exynos_firmware_init(void)
--
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