[PATCH v3 08/17] scmi_protocols: update struct scmi_base_discover_list_protocols_out

[Marek Vasut]

On 1/3/25 7:45 AM, Alice Guo wrote:
> From: Ye Li <ye.li at nxp.com>
> 
> @protocols is an array of protocol identifiers that are implemented,
> excluding the Base protocol. The number of elements of @protocols is
> specified by callee-side. Currently, set it to 4 is enough for i.MX95.
> 
> Signed-off-by: Ye Li <ye.li at nxp.com>
> Signed-off-by: Alice Guo <alice.guo at nxp.com>
> ---
>   include/scmi_protocols.h | 5 ++++-
>   1 file changed, 4 insertions(+), 1 deletion(-)
> 
> diff --git a/include/scmi_protocols.h b/include/scmi_protocols.h
> index 9607433c3276f9aa18044c414a5bde3143726cf4..3c55d228cb641bc6c0e5ca7ac885efe84b41c66d 100644
> --- a/include/scmi_protocols.h
> +++ b/include/scmi_protocols.h
> @@ -141,11 +141,14 @@ struct scmi_base_discover_impl_version_out {
>    * @status:		SCMI command status
>    * @num_protocols:	Number of SCMI protocols in @protocol
>    * @protocols:		Array of packed SCMI protocol ID's
> + *
> + * The number of elements of @protocols is specified by callee-side. Currently,
> + * set it to 4 is enough for i.MX95.
>    */
>   struct scmi_base_discover_list_protocols_out {
>   	s32 status;
>   	u32 num_protocols;
> -	u32 protocols[3];
> +	u32 protocols[4];
Can this be made somehow future-proof? For example, figure out how many 
protocols are supported, and then malloc this structure with the right 
size and query again ?