[PATCH v3 1/3] firmware: psci: Fix bind_smccc_features psci check

[Abdellatif El Khlifi]

Hi Weizhao,

> -	if (request_psci_features(ARM_SMCCC_ARCH_FEATURES) ==
> +	if (request_psci_features(ARM_SMCCC_VERSION) ==
>  	    PSCI_RET_NOT_SUPPORTED)
>  		return 0;
>  
> +	if (invoke_psci_fn(ARM_SMCCC_VERSION, 0, 0, 0) < ARM_SMCCC_VERSION_1_1)
> +		return 0;

It makes sense to me, thanks.

> diff --git a/include/linux/arm-smccc.h b/include/linux/arm-smccc.h
> index f44e9e8f93..da3d29aabe 100644
> --- a/include/linux/arm-smccc.h
> +++ b/include/linux/arm-smccc.h
> @@ -55,8 +55,14 @@
>  #define ARM_SMCCC_QUIRK_NONE		0
>  #define ARM_SMCCC_QUIRK_QCOM_A6		1 /* Save/restore register a6 */
>  
> +#define ARM_SMCCC_VERSION		0x80000000
>  #define ARM_SMCCC_ARCH_FEATURES		0x80000001
>  
> +#define ARM_SMCCC_VERSION_1_0		0x10000
> +#define ARM_SMCCC_VERSION_1_1		0x10001
> +#define ARM_SMCCC_VERSION_1_2		0x10002
> +#define ARM_SMCCC_VERSION_1_3		0x10003

Apart from ARM_SMCCC_VERSION_1_1, are the other ARM_SMCCC_VERSION_1_x defines needed ?

Cheers,
Abdellatif