When setting up the pcm widget, save the DSP buffer size (in ms) for
platform code to place a constraint on playback.

On playback the DMA will fill the buffer on start and if the period
size is smaller it will immediately overrun.

On capture the DMA will move data in 1ms bursts.

Cc: stable@vger.kernel.org # 6.8
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@linux.intel.com>
Reviewed-by: Kai Vehmanen <kai.vehmanen@linux.intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://msgid.link/r/20240321130814.4412-3-peter.ujfalusi@linux.intel.comSigned-off-by: Mark Brown <broonie@kernel.org>