Re: [alsa-devel] [PATCH 2/3] ASoC: fsl_sai: Add support for tdm slots operation

21 Jan 2015


      On Tue, Jan 20, 2015 at 08:21:19PM +0800, Zidan Wang wrote:
...
@@ -369,10 +380,25 @@ static int fsl_sai_hw_params(struct snd_pcm_substream *substream,
   u32 word_width = snd_pcm_format_width(params_format(params));
   u32 val_cr4 = 0, val_cr5 = 0;
   int ret;

u32 bclk;

if (channels == 1)
channels = 2;



if (!sai->slots || sai->slots % channels)
sai->slots = channels;



sai->slots = sai->slots / channels;

if (sai->slot_width < word_width || sai->is_dsp_mode)
sai->slot_width = word_width;



Could you pls explain a bit what's this overriding for?
Or it might be better to put into a comment.
Nicolin

    

Nicolin Chen