ASoC: add compress stream support

This patch adds the support to parse the compress dai's and then also adds the
soc-compress.c file while handles the compress stream operations, mostly analogus
to what is done in the soc-pcm.c and aditional handling of the compress
opertaions

Signed-off-by: Namarta Kohli <namartax.kohli@intel.com>
Signed-off-by: Ramesh Babu K V <ramesh.babu@intel.com>
Signed-off-by: Vinod Koul <vinod.koul@linux.intel.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
diff --git a/sound/soc/Kconfig b/sound/soc/Kconfig
index c5de0a8..c24de90 100644
--- a/sound/soc/Kconfig
+++ b/sound/soc/Kconfig
@@ -9,6 +9,7 @@
 	select SND_JACK if INPUT=y || INPUT=SND
 	select REGMAP_I2C if I2C
 	select REGMAP_SPI if SPI_MASTER
+	select SND_COMPRESS_OFFLOAD
 	---help---
 
 	  If you want ASoC support, you should say Y here and also to the