This mode is unsupported, as the DMA controller can't do zero-padding
of samples.
Signed-off-by: NDaniel Mack <zonque@gmail.com>
Reported-by: NJohannes Stezenbach <js@sig21.net>
Signed-off-by: NMark Brown <broonie@linaro.org>
Cc: stable@vger.kernel.org