ASoC: wm_hubs: Add trace showing semantics of the DCS update

Aids diagnostics.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

diff --git a/sound/soc/codecs/wm_hubs.c b/sound/soc/codecs/wm_hubs.c
index b340552efe4e32ac83bb9d1a52b69b87079b1ef7..b2e939a8970ef211671e60dd725e5d36c2f3c02e 100644 (file)
--- a/sound/soc/codecs/wm_hubs.c
+++ b/sound/soc/codecs/wm_hubs.c
@@ -298,11 +298,15 @@ static void enable_dc_servo(struct snd_soc_codec *codec)
 
                /* HPOUT1R */
                offset = (s8)reg_r;
+               dev_dbg(codec->dev, "DCS right %d->%d\n", offset,
+                       offset + hubs->dcs_codes_r);
                offset += hubs->dcs_codes_r;
                dcs_cfg = (u8)offset << WM8993_DCS_DAC_WR_VAL_1_SHIFT;
 
                /* HPOUT1L */
                offset = (s8)reg_l;
+               dev_dbg(codec->dev, "DCS left %d->%d\n", offset,
+                       offset + hubs->dcs_codes_l);
                offset += hubs->dcs_codes_l;
                dcs_cfg |= (u8)offset;