linux-kernel - Re: [PATCH 1/7] firmware: arm_scmi: imx: Add documentation for MISC_BOARD

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Message-ID: <20250630024558.GB13878@nxa18884-linux>
Date: Mon, 30 Jun 2025 10:45:58 +0800
From: Peng Fan <peng.fan@....nxp.com>
To: Cristian Marussi <cristian.marussi@....com>
Cc: Peng Fan <peng.fan@....com>, Sudeep Holla <sudeep.holla@....com>,
	Shawn Guo <shawnguo@...nel.org>,
	Sascha Hauer <s.hauer@...gutronix.de>,
	Pengutronix Kernel Team <kernel@...gutronix.de>,
	Fabio Estevam <festevam@...il.com>, arm-scmi@...r.kernel.org,
	imx@...ts.linux.dev, linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/7] firmware: arm_scmi: imx: Add documentation for
 MISC_BOARD_INFO

On Fri, Jun 27, 2025 at 01:46:03PM +0100, Cristian Marussi wrote:
>On Fri, Jun 27, 2025 at 02:03:44PM +0800, Peng Fan wrote:
>> System Manager Firmware supports getting board information, add
>> documentation for this API
>> 
>> Signed-off-by: Peng Fan <peng.fan@....com>
>> ---
>>  drivers/firmware/arm_scmi/vendors/imx/imx95.rst | 20 ++++++++++++++++++++
>>  1 file changed, 20 insertions(+)
>> 
>> diff --git a/drivers/firmware/arm_scmi/vendors/imx/imx95.rst b/drivers/firmware/arm_scmi/vendors/imx/imx95.rst
>> index 4e246a78a042a79eb81be35632079c7626bbbe57..ac82da0d1e5ce5fa65a5771286aaebb748c8a4e6 100644
>> --- a/drivers/firmware/arm_scmi/vendors/imx/imx95.rst
>> +++ b/drivers/firmware/arm_scmi/vendors/imx/imx95.rst
>> @@ -1670,6 +1670,26 @@ protocol_id: 0x84
>>  |uint32 syslog[N]    |Log data array, N is defined in bits[11:0] of numLogflags|
>>  +--------------------+---------------------------------------------------------+
>>  
>> +MISC_BOARD_INFO
>> +~~~~~~~~~~~~~~~
>> +
>> +message_id: 0xE
>> +protocol_id: 0x84
>> +
>> ++--------------------+---------------------------------------------------------+
>> +|Return values                                                                 |
>> ++--------------------+---------------------------------------------------------+
>> +|Name                |Description                                              |
>> ++--------------------+---------------------------------------------------------+
>> +|int32 status        |SUCCESS: config name return                              |
>> +|                    |NOT_SUPPORTED: name not available                        |
>> ++--------------------+---------------------------------------------------------+
>> +|uint32 attributes   |Board specific attributes                                |
>
>..what's in here ?

It is 0 as of now, per my understanding, it could be to any value that
board owner wanna. Anyway, I need check with our Firmware owners, then
update you.

>
>> ++--------------------+---------------------------------------------------------+
>> +|uint8 boardname[16] |Board name. Null terminated ASCII string of up           |
>> +|                    |to 16 bytes in length                                    |
>> ++--------------------+---------------------------------------------------------+
>> +
>>  NEGOTIATE_PROTOCOL_VERSION
>>  ~~~~~~~~~~~~~~~~~~~~~~~~~~
>>
>
>..other than this, LGTM.
>  
>Reviewed;by: Cristian Marussi <cristian.marussi@....com>

Thanks,
Peng

>
>Thanks,
>Cristian