V4L/DVB (3386): fix some sound quality & distortion problems.

- Fix some sound quality & distortion problems.
Signed-off-by: Ricardo Cerqueira <v4l@cerqueira.org>
Signed-off-by: Michael Krufky <mkrufky@m1k.net>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

drivers/media/video/cx88/cx88-alsa.c

@@ -333,10 +333,10 @@ static snd_pcm_hardware_t snd_cx88_digital_hw = {
 	.channels_min = 1,
 	.channels_max = 2,
 	.buffer_bytes_max = (2*2048),
-	.period_bytes_min = 256,
+	.period_bytes_min = 2048,
 	.period_bytes_max = 2048,
 	.periods_min = 2,
-	.periods_max = 16,
+	.periods_max = 2,
 };
 
 /*