ALSA: hda: Fix the wrong register was used for DVC of TAS2770

The wrong register was used for digital volume control of TAS2770,
The definition was changed, and usage was also updated.

Fixes: ab29b34 ("ALSA: hda: Add TAS2770 support")
Signed-off-by: Baojun Xu <baojun.xu@ti.com>
Link: https://patch.msgid.link/20250729145849.55057-1-baojun.xu@ti.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>

Author: jimxbj-dot

include/sound/tas2770-tlv.h

@@ -14,10 +14,10 @@
 #ifndef __TAS2770_TLV_H__
 #define __TAS2770_TLV_H__
 
-#define TAS2770_DVC_LEVEL		TASDEVICE_REG(0x0, 0x0, 0x17)
+#define TAS2770_DVC_LEVEL		TASDEVICE_REG(0x0, 0x0, 0x05)
 #define TAS2770_AMP_LEVEL		TASDEVICE_REG(0x0, 0x0, 0x03)
 
-static const __maybe_unused DECLARE_TLV_DB_SCALE(tas2770_dvc_tlv, 1650, 50, 0);
+static const __maybe_unused DECLARE_TLV_DB_SCALE(tas2770_dvc_tlv, -10000, 50, 0);
 static const __maybe_unused DECLARE_TLV_DB_SCALE(tas2770_amp_tlv, 1100, 50, 0);
 
 #endif

sound/hda/codecs/side-codecs/tas2781_hda_i2c.c

@@ -260,7 +260,7 @@ static const struct snd_kcontrol_new tas2770_snd_controls[] = {
 		0, 0, 20, 0, tas2781_amp_getvol,
 		tas2781_amp_putvol, tas2770_amp_tlv),
 	ACARD_SINGLE_RANGE_EXT_TLV("Speaker Digital Volume", TAS2770_DVC_LEVEL,
-		0, 0, 31, 0, tas2781_amp_getvol,
+		0, 0, 200, 1, tas2781_amp_getvol,
 		tas2781_amp_putvol, tas2770_dvc_tlv),
 };