ASoC: Support separate left and right channel dcs_codes values

Some devices can have performance optimized by setting different offsets
for left and right channels.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Liam Girdwood <lrg@ti.com>
diff --git a/sound/soc/codecs/wm_hubs.h b/sound/soc/codecs/wm_hubs.h
index 676b125..c674c7a 100644
--- a/sound/soc/codecs/wm_hubs.h
+++ b/sound/soc/codecs/wm_hubs.h
@@ -23,7 +23,8 @@
 
 /* This *must* be the first element of the codec->private_data struct */
 struct wm_hubs_data {
-	int dcs_codes;
+	int dcs_codes_l;
+	int dcs_codes_r;
 	int dcs_readback_mode;
 	int hp_startup_mode;
 	int series_startup;