[PATCH V2 1/2] ARM: SAMSUNG: Add SAMSUNG_PM config option to select pm
amit daniel kachhap
amit.daniel at samsung.com
Wed Jul 24 01:58:23 EDT 2013
On Wed, Jul 24, 2013 at 10:24 AM, Kukjin Kim <kgene at kernel.org> wrote:
> Amit Daniel Kachhap wrote:
>>
>> This patch enables the selection of samsung pm related stuffs
>> when SAMSUNG_PM config is enabled and not just when generic PM
>> config is enabled. Power management for s3c64XX and s3c24XX
>> is enabled by default and for other platform depends on S5P_PM.
>> This patch also fixes the following compilation error's when compiling
>> a platform like exynos5440 which does not select pm stuffs.
>>
>> arch/arm/mach-exynos/built-in.o: In function `__virt_to_phys':
>> linux/arch/arm/include/asm/memory.h:175: undefined reference to
>> `s3c_cpu_resume'
>> linux/arch/arm/include/asm/memory.h:175: undefined reference to
>> `s3c_cpu_resume'
>> linux/arch/arm/include/asm/memory.h:175: undefined reference to
>> `s3c_cpu_resume'
>> linux/arch/arm/include/asm/memory.h:175: undefined reference to
>> `s3c_cpu_resume'
>> arch/arm/mach-exynos/built-in.o: In function `exynos5_init_irq':
>> linux/arch/arm/mach-exynos/common.c:492: undefined reference to
>> `s3c_irq_wake'
>> linux/arch/arm/mach-exynos/common.c:492: undefined reference to
>> `s3c_irq_wake'
>> arch/arm/mach-exynos/built-in.o: In function `exynos4_init_irq':
>> linux/arch/arm/mach-exynos/common.c:476: undefined reference to
>> `s3c_irq_wake'
>> linux/arch/arm/mach-exynos/common.c:476: undefined reference to
>> `s3c_irq_wake'
>> arch/arm/plat-samsung/built-in.o: In function `s3c_irqext_wake':
>> linux/arch/arm/plat-samsung/pm.c:144: undefined reference to
>> `s3c_irqwake_eintallow'
>> linux/arch/arm/plat-samsung/pm.c:144: undefined reference to
>> `s3c_irqwake_eintallow'
>> arch/arm/plat-samsung/built-in.o: In function `s3c_pm_enter':
>> linux/arch/arm/plat-samsung/pm.c:263: undefined reference to
>> `s3c_irqwake_intallow'
>> linux/arch/arm/plat-samsung/pm.c:263: undefined reference to
>> `s3c_irqwake_intallow'
>> linux/arch/arm/plat-samsung/pm.c:264: undefined reference to
>> `s3c_irqwake_eintallow'
>> linux/arch/arm/plat-samsung/pm.c:264: undefined reference to
>> `s3c_irqwake_eintallow'
>> linux/arch/arm/plat-samsung/pm.c:275: undefined reference to
>> `s3c_pm_save_core'
>> linux/arch/arm/plat-samsung/pm.c:279: undefined reference to
>> `s3c_pm_configure_extint'
>> linux/arch/arm/plat-samsung/pm.c:310: undefined reference to
>> `s3c_pm_restore_core'
>> make: *** [vmlinux] Error 1
>>
>> Signed-off-by: Amit Daniel Kachhap <amit.daniel at samsung.com>
>> ---
>> arch/arm/mach-exynos/Makefile | 2 +-
>> arch/arm/mach-exynos/common.c | 2 +-
>> arch/arm/mach-exynos/common.h | 1 -
>> arch/arm/mach-exynos/cpuidle.c | 1 +
>> arch/arm/plat-samsung/Kconfig | 7 +++++++
>> arch/arm/plat-samsung/Makefile | 3 +--
>> arch/arm/plat-samsung/include/plat/pm.h | 8 ++++----
>> 7 files changed, 15 insertions(+), 9 deletions(-)
>>
>> diff --git a/arch/arm/mach-exynos/Makefile b/arch/arm/mach-exynos/Makefile
>> index 9811f87..3fa277a 100644
>> --- a/arch/arm/mach-exynos/Makefile
>> +++ b/arch/arm/mach-exynos/Makefile
>> @@ -14,7 +14,7 @@ obj- :=
>>
>> obj-$(CONFIG_ARCH_EXYNOS) += common.o
>>
>> -obj-$(CONFIG_PM) += pm.o
>> +obj-$(CONFIG_S5P_PM) += pm.o
>> obj-$(CONFIG_PM_GENERIC_DOMAINS) += pm_domains.o
>> obj-$(CONFIG_CPU_IDLE) += cpuidle.o
>>
>> diff --git a/arch/arm/mach-exynos/common.c b/arch/arm/mach-exynos/common.c
>> index 9834357..d2b4f54 100644
>> --- a/arch/arm/mach-exynos/common.c
>> +++ b/arch/arm/mach-exynos/common.c
>> @@ -799,7 +799,7 @@ static struct irq_chip exynos_irq_eint = {
>> .irq_mask_ack = exynos_irq_eint_maskack,
>> .irq_ack = exynos_irq_eint_ack,
>> .irq_set_type = exynos_irq_eint_set_type,
>> -#ifdef CONFIG_PM
>> +#ifdef CONFIG_S5P_PM
>> .irq_set_wake = s3c_irqext_wake,
>> #endif
>> };
>> diff --git a/arch/arm/mach-exynos/common.h b/arch/arm/mach-exynos/common.h
>> index 11fc1e2..f2b2e23 100644
>> --- a/arch/arm/mach-exynos/common.h
>> +++ b/arch/arm/mach-exynos/common.h
>> @@ -98,6 +98,5 @@ struct exynos_pmu_conf {
>> };
>>
>> extern void exynos_sys_powerdown_conf(enum sys_powerdown mode);
>> -extern void s3c_cpu_resume(void);
>>
>> #endif /* __ARCH_ARM_MACH_EXYNOS_COMMON_H */
>> diff --git a/arch/arm/mach-exynos/cpuidle.c b/arch/arm/mach-
>> exynos/cpuidle.c
>> index 4667907..2d071c6 100644
>> --- a/arch/arm/mach-exynos/cpuidle.c
>> +++ b/arch/arm/mach-exynos/cpuidle.c
>> @@ -25,6 +25,7 @@
>> #include <mach/regs-pmu.h>
>>
>> #include <plat/cpu.h>
>> +#include <plat/pm.h>
>>
>> #include "common.h"
>>
>> diff --git a/arch/arm/plat-samsung/Kconfig b/arch/arm/plat-samsung/Kconfig
>> index f8ed2de..6c25aa6 100644
>> --- a/arch/arm/plat-samsung/Kconfig
>> +++ b/arch/arm/plat-samsung/Kconfig
>> @@ -31,6 +31,13 @@ config PLAT_S5P
>> help
>> Base platform code for Samsung's S5P series SoC.
>>
>> +config SAMSUNG_PM
>> + bool
>> + depends on PM && (PLAT_S3C24XX || ARCH_S3C64XX || S5P_PM)
>
> As we discussed before, this should be:
>
> + depends on PM && (PLAT_S3C24XX || ARCH_S3C64XX || ARCH_S5P64X0 ||
> S5P_PM)
>
> If not, build error happens with s5p64x0_defconfig. So I fixed.
Ok, Thanks
>
>> + default y
>> + help
>> + Base platform power management code for samsung code
>> +
>> if PLAT_SAMSUNG
>>
>> # boot configurations
>> diff --git a/arch/arm/plat-samsung/Makefile b/arch/arm/plat-
>> samsung/Makefile
>> index a23c460..1c406b3 100644
>> --- a/arch/arm/plat-samsung/Makefile
>> +++ b/arch/arm/plat-samsung/Makefile
>> @@ -51,8 +51,7 @@ obj-$(CONFIG_SAMSUNG_DMADEV) += dma-ops.o
>>
>> # PM support
>>
>> -obj-$(CONFIG_PM) += pm.o
>> -obj-$(CONFIG_PM) += pm-gpio.o
>> +obj-$(CONFIG_SAMSUNG_PM) += pm.o pm-gpio.o
>> obj-$(CONFIG_SAMSUNG_PM_CHECK) += pm-check.o
>>
>> obj-$(CONFIG_SAMSUNG_WAKEMASK) += wakeup-mask.o
>> diff --git a/arch/arm/plat-samsung/include/plat/pm.h b/arch/arm/plat-
>> samsung/include/plat/pm.h
>> index f6fcade..46e2c82 100644
>> --- a/arch/arm/plat-samsung/include/plat/pm.h
>> +++ b/arch/arm/plat-samsung/include/plat/pm.h
>> @@ -19,7 +19,7 @@
>>
>> struct device;
>>
>> -#ifdef CONFIG_PM
>> +#ifdef CONFIG_SAMSUNG_PM
>>
>> extern __init int s3c_pm_init(void);
>> extern __init int s3c64xx_pm_init(void);
>> @@ -58,8 +58,6 @@ extern unsigned char pm_uart_udivslot; /* true to save
>> UART UDIVSLOT */
>>
>> /* from sleep.S */
>>
>> -extern void s3c_cpu_resume(void);
>> -
>> extern int s3c2410_cpu_suspend(unsigned long);
>>
>> /* sleep save info */
>> @@ -106,12 +104,14 @@ extern void s3c_pm_do_save(struct sleep_save *ptr,
>> int count);
>> extern void s3c_pm_do_restore(struct sleep_save *ptr, int count);
>> extern void s3c_pm_do_restore_core(struct sleep_save *ptr, int count);
>>
>> -#ifdef CONFIG_PM
>> +#ifdef CONFIG_SAMSUNG_PM
>> extern int s3c_irq_wake(struct irq_data *data, unsigned int state);
>> extern int s3c_irqext_wake(struct irq_data *data, unsigned int state);
>> +extern void s3c_cpu_resume(void);
>> #else
>> #define s3c_irq_wake NULL
>> #define s3c_irqext_wake NULL
>> +#define s3c_cpu_resume NULL
>> #endif
>>
>> /* PM debug functions */
>> --
>> 1.7.1
>
> Applied into -fixes, thanks.
>
> - Kukjin
>
> --
> To unsubscribe from this list: send the line "unsubscribe linux-samsung-soc" in
> the body of a message to majordomo at vger.kernel.org
> More majordomo info at http://vger.kernel.org/majordomo-info.html
More information about the linux-arm-kernel
mailing list