Hi,
> From: Patrick DELAUNAY <patrick.delau...@st.com>
> Sent: vendredi 21 juin 2019 15:27
>
> This patch solves the following warnings:
> arch/arm/mach-stm32mp/psci.c:
>
> warning: no previous prototype for ‘psci_set_state’ [-Wmissing-prototypes]
> warning: no previous prototype for ‘psci_arch_cpu_entry’
> [-Wmissing-prototypes]
> warning: no previous prototype for ‘psci_features’ [-Wmissing-prototypes]
> warning: no previous prototype for ‘psci_version’ [-Wmissing-prototypes]
> warning: no previous prototype for ‘psci_affinity_info’ [-Wmissing-prototypes]
> warning: no previous prototype for ‘psci_migrate_info_type’ [-Wmissing-
> prototypes]
> warning: no previous prototype for ‘psci_cpu_on’ [-Wmissing-prototypes]
> warning: no previous prototype for ‘psci_cpu_off’ [-Wmissing-prototypes]
> warning: no previous prototype for ‘psci_system_reset’ [-Wmissing-prototypes]
> warning: no previous prototype for ‘psci_system_off’ [-Wmissing-prototypes]
>
> Signed-off-by: Patrick Delaunay <patrick.delau...@st.com>
After rebase this patch cause compilation issue with sunci platform: it need to
be updated
+arch/arm/cpu/armv7/sunxi/psci.c:279:15: error: conflicting types for
'psci_cpu_off'
> ---
>
> arch/arm/include/asm/system.h | 14 ++++++++++++++
> arch/arm/mach-imx/mx7/psci-mx7.c | 2 +-
> arch/arm/mach-stm32mp/psci.c | 18 +++++++++---------
> arch/arm/mach-uniphier/arm32/psci.c | 4 ++--
> 4 files changed, 26 insertions(+), 12 deletions(-)
>
> diff --git a/arch/arm/include/asm/system.h b/arch/arm/include/asm/system.h
> index
> aed2e3c..ac4fc11 100644
> --- a/arch/arm/include/asm/system.h
> +++ b/arch/arm/include/asm/system.h
> @@ -516,6 +516,20 @@ enum {
> */
> void mmu_page_table_flush(unsigned long start, unsigned long stop);
>
> +#ifdef CONFIG_ARMV7_PSCI
> +u32 psci_version(void);
> +s32 psci_features(u32 function_id, u32 psci_fid);
> +s32 psci_cpu_off(void);
> +s32 psci_cpu_on(u32 function_id, u32 target_cpu, u32 pc,
> + u32 context_id);
> +s32 psci_affinity_info(u32 function_id, u32 target_affinity,
> + u32 lowest_affinity_level);
> +u32 psci_migrate_info_type(void);
> +void __noreturn psci_system_off(void);
> +void __noreturn psci_system_reset(void);
> +s32 psci_features(u32 function_id, u32 psci_fid); #endif
> +
> #endif /* __ASSEMBLY__ */
>
> #define arch_align_stack(x) (x)
> diff --git a/arch/arm/mach-imx/mx7/psci-mx7.c b/arch/arm/mach-imx/mx7/psci-
> mx7.c
> index 34ba0a9..c98d2e9 100644
> --- a/arch/arm/mach-imx/mx7/psci-mx7.c
> +++ b/arch/arm/mach-imx/mx7/psci-mx7.c
> @@ -298,7 +298,7 @@ __secure s32 psci_affinity_info(u32 __always_unused
> function_id,
> return psci_state[cpu];
> }
>
> -__secure s32 psci_migrate_info_type(u32 function_id)
> +__secure u32 psci_migrate_info_type(void)
> {
> /* Trusted OS is either not present or does not require migration */
> return 2;
> diff --git a/arch/arm/mach-stm32mp/psci.c b/arch/arm/mach-stm32mp/psci.c
> index 139bb09..1d91b2d 100644
> --- a/arch/arm/mach-stm32mp/psci.c
> +++ b/arch/arm/mach-stm32mp/psci.c
> @@ -30,7 +30,7 @@ u8 psci_state[STM32MP1_PSCI_NR_CPUS] __secure_data
> = {
> PSCI_AFFINITY_LEVEL_ON,
> PSCI_AFFINITY_LEVEL_OFF};
>
> -void __secure psci_set_state(int cpu, u8 state)
> +static inline void psci_set_state(int cpu, u8 state)
> {
> psci_state[cpu] = state;
> dsb();
> @@ -67,7 +67,7 @@ void __secure psci_arch_cpu_entry(void)
> writel(0xFFFFFFFF, TAMP_BACKUP_MAGIC_NUMBER); }
>
> -int __secure psci_features(u32 function_id, u32 psci_fid)
> +s32 __secure psci_features(u32 function_id, u32 psci_fid)
> {
> switch (psci_fid) {
> case ARM_PSCI_0_2_FN_PSCI_VERSION:
> @@ -82,12 +82,12 @@ int __secure psci_features(u32 function_id, u32 psci_fid)
> return ARM_PSCI_RET_NI;
> }
>
> -unsigned int __secure psci_version(u32 function_id)
> +u32 __secure psci_version(void)
> {
> return ARM_PSCI_VER_1_0;
> }
>
> -int __secure psci_affinity_info(u32 function_id, u32 target_affinity,
> +s32 __secure psci_affinity_info(u32 function_id, u32 target_affinity,
> u32 lowest_affinity_level)
> {
> u32 cpu = target_affinity & MPIDR_AFF0; @@ -104,7 +104,7 @@ int
> __secure psci_affinity_info(u32 function_id, u32 target_affinity,
> return psci_state[cpu];
> }
>
> -int __secure psci_migrate_info_type(u32 function_id)
> +u32 __secure psci_migrate_info_type(void)
> {
> /*
> * in Power_State_Coordination_Interface_PDD_v1_1_DEN0022D.pdf
> @@ -116,7 +116,7 @@ int __secure psci_migrate_info_type(u32 function_id)
> return 2;
> }
>
> -int __secure psci_cpu_on(u32 function_id, u32 target_cpu, u32 pc,
> +s32 __secure psci_cpu_on(u32 function_id, u32 target_cpu, u32 pc,
> u32 context_id)
> {
> u32 cpu = target_cpu & MPIDR_AFF0;
> @@ -161,7 +161,7 @@ int __secure psci_cpu_on(u32 function_id, u32
> target_cpu, u32 pc,
> return ARM_PSCI_RET_SUCCESS;
> }
>
> -int __secure psci_cpu_off(u32 function_id)
> +s32 __secure psci_cpu_off(void)
> {
> u32 cpu;
>
> @@ -181,7 +181,7 @@ int __secure psci_cpu_off(u32 function_id)
> wfi();
> }
>
> -void __secure psci_system_reset(u32 function_id)
> +void __secure psci_system_reset(void)
> {
> /* System reset */
> writel(RCC_MP_GRSTCSETR_MPSYSRST, RCC_MP_GRSTCSETR);
> @@ -190,7 +190,7 @@ void __secure psci_system_reset(u32 function_id)
> wfi();
> }
>
> -void __secure psci_system_off(u32 function_id)
> +void __secure psci_system_off(void)
> {
> /* System Off is not managed, waiting user power off
> * TODO: handle I2C write in PMIC Main Control register bit 0 = SWOFF
> diff --git a/arch/arm/mach-uniphier/arm32/psci.c b/arch/arm/mach-
> uniphier/arm32/psci.c
> index 3f67edf..ef35923 100644
> --- a/arch/arm/mach-uniphier/arm32/psci.c
> +++ b/arch/arm/mach-uniphier/arm32/psci.c
> @@ -130,7 +130,7 @@ void psci_arch_init(void)
>
> u32 uniphier_psci_holding_pen_release __secure_data = 0xffffffff;
>
> -int __secure psci_cpu_on(u32 function_id, u32 cpuid, u32 entry_point,
> +s32 __secure psci_cpu_on(u32 function_id, u32 cpuid, u32 entry_point,
> u32 context_id)
> {
> u32 cpu = cpuid & 0xff;
> @@ -155,7 +155,7 @@ int __secure psci_cpu_on(u32 function_id, u32 cpuid, u32
> entry_point,
> return PSCI_RET_SUCCESS;
> }
>
> -void __secure psci_system_reset(u32 function_id)
> +void __secure psci_system_reset(void)
> {
> reset_cpu(0);
> }
> --
> 2.7.4
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