ASoC: Change the base value of compress_type

Ensure that the base value of compress_type starts at 1 so that
we know whether the machine driver has provided a compress_type
for overriding the codec supplied one.
Signed-off-by: Dimitris Papastamos <dp@opensource.wolfsonmicro.com>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

include/sound/soc.h

@@ -256,7 +256,7 @@ enum snd_soc_control_type {
 };
 
 enum snd_soc_compress_type {
-	SND_SOC_FLAT_COMPRESSION,
+	SND_SOC_FLAT_COMPRESSION = 1,
 	SND_SOC_LZO_COMPRESSION,
 	SND_SOC_RBTREE_COMPRESSION
 };