ALSA: hda - Fix digital converter proc output

AC_VERB_GET_DIGI_CONVERT_2 isn't actually implemented but reserved.
The whole SIC bits are returned from DIGI_CONVERT_1.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>

sound/pci/hda/hda_codec.h

@@ -78,7 +78,7 @@ enum {
 #define AC_VERB_GET_BEEP_CONTROL		0x0f0a
 #define AC_VERB_GET_EAPD_BTLENABLE		0x0f0c
 #define AC_VERB_GET_DIGI_CONVERT_1		0x0f0d
-#define AC_VERB_GET_DIGI_CONVERT_2		0x0f0e
+#define AC_VERB_GET_DIGI_CONVERT_2		0x0f0e /* unused */
 #define AC_VERB_GET_VOLUME_KNOB_CONTROL		0x0f0f
 /* f10-f1a: GPIO */
 #define AC_VERB_GET_GPIO_DATA			0x0f15

sound/pci/hda/hda_proc.c

@@ -366,8 +366,6 @@ static void print_digital_conv(struct snd_info_buffer *buffer,
 {
 	unsigned int digi1 = snd_hda_codec_read(codec, nid, 0,
 						AC_VERB_GET_DIGI_CONVERT_1, 0);
-	unsigned int digi2 = snd_hda_codec_read(codec, nid, 0,
-						AC_VERB_GET_DIGI_CONVERT_2, 0);
 	snd_iprintf(buffer, "  Digital:");
 	if (digi1 & AC_DIG1_ENABLE)
 		snd_iprintf(buffer, " Enabled");
@@ -386,7 +384,8 @@ static void print_digital_conv(struct snd_info_buffer *buffer,
 	if (digi1 & AC_DIG1_LEVEL)
 		snd_iprintf(buffer, " GenLevel");
 	snd_iprintf(buffer, "\n");
-	snd_iprintf(buffer, "  Digital category: 0x%x\n", digi2 & AC_DIG2_CC);
+	snd_iprintf(buffer, "  Digital category: 0x%x\n",
+		    (digi1 >> 8) & AC_DIG2_CC);
 }
 
 static const char *get_pwr_state(u32 state)