netdev - Re: [Patch v13 1/9] Documentation/driver-api: Add document about WBRF mechanism

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Message-ID: <9608a9aa-26d2-4d27-b9b7-31f643307d2d@amd.com>
Date: Wed, 22 Nov 2023 16:36:47 +0800
From: "Ma, Jun" <majun@....com>
To: Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>,
 Ma Jun <Jun.Ma2@....com>
Cc: majun@....com, amd-gfx@...ts.freedesktop.org, lenb@...nel.org,
 johannes@...solutions.net, davem@...emloft.net, edumazet@...gle.com,
 kuba@...nel.org, pabeni@...hat.com, alexander.deucher@....com,
 Lijo.Lazar@....com, mario.limonciello@....com,
 Netdev <netdev@...r.kernel.org>, linux-wireless@...r.kernel.org,
 LKML <linux-kernel@...r.kernel.org>, linux-doc@...r.kernel.org,
 platform-driver-x86@...r.kernel.org
Subject: Re: [Patch v13 1/9] Documentation/driver-api: Add document about WBRF
 mechanism

Hi llpo,

Thanks for review, I'll fix the format issue in
the next version.

Regards,
Ma Jun

On 11/20/2023 7:59 PM, Ilpo Järvinen wrote:
> On Mon, 30 Oct 2023, Ma Jun wrote:
> 
>> Add documentation about AMD's Wifi band RFI mitigation (WBRF) mechanism
>> explaining the theory and how it is used.
>>
>> Signed-off-by: Ma Jun <Jun.Ma2@....com>
>> ---
>>  Documentation/driver-api/wbrf.rst | 76 +++++++++++++++++++++++++++++++
>>  1 file changed, 76 insertions(+)
>>  create mode 100644 Documentation/driver-api/wbrf.rst
>>
>> +Driver programming interface
>> +============================
>> +.. kernel-doc:: drivers/platform/x86/amd/wbrf.c
>> +
>> +Sample Usage
>> +=============
> 
> A lot better but you missed adding newlines here for this and previous 
> section title.
> 
>> +The expected flow for the producers:
>> +1). During probe, call `acpi_amd_wbrf_supported_producer` to check if WBRF
>> +    can be enabled for the device.
>> +2). On using some frequency band, call `acpi_amd_wbrf_add_remove` with 'add'
>> +    param to get other consumers properly notified.
>> +3). Or on stopping using some frequency band, call
>> +    `acpi_amd_wbrf_add_remove` with 'remove' param to get other consumers notified.
>> +
>> +The expected flow for the consumers:
>> +1). During probe, call `acpi_amd_wbrf_supported_consumer` to check if WBRF
>> +    can be enabled for the device.
>> +2). Call `amd_wbrf_register_notifier` to register for notification
>> +    of frequency band change(add or remove) from other producers.
>> +3). Call the `amd_wbrf_retrieve_freq_band` intentionally to retrieve
>> +    current active frequency bands considering some producers may broadcast
>> +    such information before the consumer is up.
>> +4). On receiving a notification for frequency band change, run
>> +    `amd_wbrf_retrieve_freq_band` again to retrieve the latest
>> +    active frequency bands.
>> +5). During driver cleanup, call `amd_wbrf_unregister_notifier` to
>> +    unregister the notifier.
> 
> The correct kerneldoc format should be without the closing parenthesis:
> 
> 1. Text here that
>    spills to second line.
> 2. Second entry.
>