Re: [alsa-devel] [PATCH v2 1/6] ASoC: Intel: Add helper to poll register for DSP status

On Fri, Jul 03, 2015 at 04:04:02PM +0530, Vinod Koul wrote:

• for (time = 0; time < timeout; time++) {

• if ((sst_dsp_shim_read_unlocked(ctx, offset) & mask) == expected_value)
  

• 	break;
  

• mdelay(1);
  

• }

mdelay() not msleep()? If we're waiting for multiple miliseconds that could be lots of busy waiting.