Re: [PATCH 4/6] ASoC: codecs: wsa884x: parse port-mapping information

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On 27/06/2024 15:38, Dmitry Baryshkov wrote:
> On Thu, Jun 27, 2024 at 12:55:20PM GMT, Srinivas Kandagatla wrote:
>> Add support to parse static master port map information from device tree.
>> This is required for correct port mapping between soundwire device and
>> master ports.
>>
>> Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@xxxxxxxxxx>
>> ---
>>  sound/soc/codecs/wsa884x.c | 8 ++++++++
>>  1 file changed, 8 insertions(+)
>>
>> diff --git a/sound/soc/codecs/wsa884x.c b/sound/soc/codecs/wsa884x.c
>> index a9767ef0e39d..72ff71bfb827 100644
>> --- a/sound/soc/codecs/wsa884x.c
>> +++ b/sound/soc/codecs/wsa884x.c
>> @@ -1887,6 +1887,14 @@ static int wsa884x_probe(struct sdw_slave *pdev,
>>  	wsa884x->sconfig.direction = SDW_DATA_DIR_RX;
>>  	wsa884x->sconfig.type = SDW_STREAM_PDM;
>>  
>> +	/**
>> +	 * Port map index starts with 0, however the data port for this codec
>> +	 * are from index 1
>> +	 */
>> +	if (of_property_read_u32_array(dev->of_node, "qcom,port-mapping", &pdev->m_port_map[1],
>> +					WSA884X_MAX_SWR_PORTS))
>> +		dev_info(dev, "Static Port mapping not specified\n");
> 
> Same comment. Either dev_warn (if it's something to warn about) or
> dev_info.
> 
> Or, as your commit message mentions that it is required, it should be an
> error if the port mapping is not specified.

That would be an ABI break.

Best regards,
Krzysztof





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