Re: [PATCH v2 2/7] soc: qcom: smem: Add a feature code getter

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On Wed, Apr 17, 2024 at 10:02:54PM GMT, Konrad Dybcio wrote:
[..]
> diff --git a/include/linux/soc/qcom/socinfo.h b/include/linux/soc/qcom/socinfo.h
> index 10e0a4c287f4..52439f48428f 100644
> --- a/include/linux/soc/qcom/socinfo.h
> +++ b/include/linux/soc/qcom/socinfo.h
> @@ -3,6 +3,8 @@
>  #ifndef __QCOM_SOCINFO_H__
>  #define __QCOM_SOCINFO_H__
>  
> +#include <linux/types.h>
> +
>  /*
>   * SMEM item id, used to acquire handles to respective
>   * SMEM region.
> @@ -82,4 +84,28 @@ struct socinfo {
>  	__le32 boot_core;
>  };
>  
> +/* Internal feature codes */
> +enum qcom_socinfo_feature_code {
> +	/* External feature codes */
> +	SOCINFO_FC_UNKNOWN = 0x0,
> +	SOCINFO_FC_AA,
> +	SOCINFO_FC_AB,
> +	SOCINFO_FC_AC,
> +	SOCINFO_FC_AD,
> +	SOCINFO_FC_AE,
> +	SOCINFO_FC_AF,
> +	SOCINFO_FC_AG,
> +	SOCINFO_FC_AH,
> +};
> +
> +/* Internal feature codes */
> +/* Valid values: 0 <= n <= 0xf */
> +#define SOCINFO_FC_Yn(n)		(0xf1 + n)

Please wrap that 'n' in some () here and below...

> +#define SOCINFO_FC_INT_MAX		SOCINFO_FC_Yn(0x10)

"MAX" sounds inclusive, but the value is exclusive.

Regards,
Bjorn

> +
> +/* Product codes */
> +#define SOCINFO_PC_UNKNOWN		0
> +#define SOCINFO_PCn(n)			(n + 1)
> +#define SOCINFO_PC_RESERVE		(BIT(31) - 1)
> +
>  #endif
> 
> -- 
> 2.44.0
> 




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