[PATCH 15/17] ASoC: Intel: avs: Implement CLDMA transfer

[Cezary Rojewski]

On 2022-02-25 3:18 AM, Pierre-Louis Bossart wrote:
>> +int hda_cldma_stop(struct hda_cldma *cl)
>> +{
>> +	unsigned int reg;
>> +	int ret;
>> +
>> +	/* disable interrupts */
>> +	snd_hdac_adsp_updatel(cl, AVS_ADSP_REG_ADSPIC,
>> +			      AVS_ADSP_ADSPIC_CLDMA, 0);
> 
> single line?
> 
>> +	snd_hdac_stream_updateb(cl, SD_CTL, SD_INT_MASK | SD_CTL_DMA_START, 0);
>> +
>> +	/* await DMA engine stop */
>> +	ret = snd_hdac_stream_readb_poll(cl, SD_CTL, reg,
>> +					 !(reg & SD_CTL_DMA_START),
> 
> move to previous line? we can use 100 chars these days, and that's what
> you do below.
> 
>> +					  AVS_CL_OP_INTERVAL_US, AVS_CL_OP_TIMEOUT_US);
>> +	cancel_delayed_work_sync(&cl->memcpy_work);
>> +
>> +	return ret;
>> +}


Ack on both.