ALSA: hda - Remove coef output in Realtek proc files

The output of COEF index/value in the proc file for Realtek codecs is
rather useless since the value varies together with the index.
Let's get rid of it again.
Signed-off-by: Takashi Iwai <tiwai@suse.de>

sound/pci/hda/patch_realtek.c

@@ -841,27 +841,6 @@ static void add_verb(struct alc_spec *spec, const struct hda_verb *verb)
 	spec->init_verbs[spec->num_init_verbs++] = verb;
 }
 
-#ifdef CONFIG_PROC_FS
-/*
- * hook for proc
- */
-static void print_realtek_coef(struct snd_info_buffer *buffer,
-			       struct hda_codec *codec, hda_nid_t nid)
-{
-	int coeff;
-
-	if (nid != 0x20)
-		return;
-	coeff = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_PROC_COEF, 0);
-	snd_iprintf(buffer, "  Processing Coefficient: 0x%02x\n", coeff);
-	coeff = snd_hda_codec_read(codec, nid, 0,
-				   AC_VERB_GET_COEF_INDEX, 0);
-	snd_iprintf(buffer, "  Coefficient Index: 0x%02x\n", coeff);
-}
-#else
-#define print_realtek_coef	NULL
-#endif
-
 /*
  * set up from the preset table
  */
@@ -5078,7 +5057,6 @@ static int patch_alc880(struct hda_codec *codec)
 	if (!spec->loopback.amplist)
 		spec->loopback.amplist = alc880_loopbacks;
 #endif
-	codec->proc_widget_hook = print_realtek_coef;
 
 	return 0;
 }
@@ -6688,7 +6666,6 @@ static int patch_alc260(struct hda_codec *codec)
 	if (!spec->loopback.amplist)
 		spec->loopback.amplist = alc260_loopbacks;
 #endif
-	codec->proc_widget_hook = print_realtek_coef;
 
 	return 0;
 }
@@ -10306,7 +10283,6 @@ static int patch_alc882(struct hda_codec *codec)
 	if (!spec->loopback.amplist)
 		spec->loopback.amplist = alc882_loopbacks;
 #endif
-	codec->proc_widget_hook = print_realtek_coef;
 
 	return 0;
 }
@@ -12170,7 +12146,6 @@ static int patch_alc262(struct hda_codec *codec)
 	if (!spec->loopback.amplist)
 		spec->loopback.amplist = alc262_loopbacks;
 #endif
-	codec->proc_widget_hook = print_realtek_coef;
 
 	return 0;
 }
@@ -13237,8 +13212,6 @@ static int patch_alc268(struct hda_codec *codec)
 	if (board_config == ALC268_AUTO)
 		spec->init_hook = alc268_auto_init;
 
-	codec->proc_widget_hook = print_realtek_coef;
-
 	return 0;
 }
 
@@ -13955,7 +13928,6 @@ static int patch_alc269(struct hda_codec *codec)
 	if (!spec->loopback.amplist)
 		spec->loopback.amplist = alc269_loopbacks;
 #endif
-	codec->proc_widget_hook = print_realtek_coef;
 
 	return 0;
 }
@@ -15083,7 +15055,6 @@ static int patch_alc861(struct hda_codec *codec)
 	if (!spec->loopback.amplist)
 		spec->loopback.amplist = alc861_loopbacks;
 #endif
-	codec->proc_widget_hook = print_realtek_coef;
 
 	return 0;
 }
@@ -16063,7 +16034,6 @@ static int patch_alc861vd(struct hda_codec *codec)
 	if (!spec->loopback.amplist)
 		spec->loopback.amplist = alc861vd_loopbacks;
 #endif
-	codec->proc_widget_hook = print_realtek_coef;
 
 	return 0;
 }
@@ -18198,7 +18168,6 @@ static int patch_alc662(struct hda_codec *codec)
 	if (!spec->loopback.amplist)
 		spec->loopback.amplist = alc662_loopbacks;
 #endif
-	codec->proc_widget_hook = print_realtek_coef;
 
 	return 0;
 }