From: Wang Xingchao <xingchao.wang@intel.com>
Date: Mon, 13 Aug 2012 07:43:49 +0000 (+0800)
Subject: ALSA: hda - show ICT/KAE control bits
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=6152597971db4055b7b03ccc60afcd62214d41f4;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git

ALSA: hda - show ICT/KAE control bits

Enable two debug options for S/PDIF Converter Control.
KAE: Keep Alive Enable; ICT: IEC Coding Type.

Signed-off-by: Wang Xingchao <xingchao.wang@intel.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
---

diff --git a/sound/pci/hda/hda_codec.h b/sound/pci/hda/hda_codec.h
index 39e43753ddbf..d772c2521cd9 100644
--- a/sound/pci/hda/hda_codec.h
+++ b/sound/pci/hda/hda_codec.h
@@ -386,6 +386,10 @@ enum {
 /* DIGITAL2 bits */
 #define AC_DIG2_CC			(0x7f<<0)
 
+/* DIGITAL3 bits */
+#define AC_DIG3_ICT			(0xf<<0)
+#define AC_DIG3_KAE			(1<<7)
+
 /* Pin widget control - 8bit */
 #define AC_PINCTL_EPT			(0x3<<0)
 #define AC_PINCTL_EPT_NATIVE		0
diff --git a/sound/pci/hda/hda_proc.c b/sound/pci/hda/hda_proc.c
index 7e46258fc700..32bb3d9bfc62 100644
--- a/sound/pci/hda/hda_proc.c
+++ b/sound/pci/hda/hda_proc.c
@@ -402,6 +402,9 @@ 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 char digi2 = digi1 >> 8;
+	unsigned char digi3 = digi1 >> 16;
+
 	snd_iprintf(buffer, "  Digital:");
 	if (digi1 & AC_DIG1_ENABLE)
 		snd_iprintf(buffer, " Enabled");
@@ -419,9 +422,13 @@ static void print_digital_conv(struct snd_info_buffer *buffer,
 		snd_iprintf(buffer, " Pro");
 	if (digi1 & AC_DIG1_LEVEL)
 		snd_iprintf(buffer, " GenLevel");
+	if (digi3 & AC_DIG3_KAE)
+		snd_iprintf(buffer, " KAE");
 	snd_iprintf(buffer, "\n");
 	snd_iprintf(buffer, "  Digital category: 0x%x\n",
-		    (digi1 >> 8) & AC_DIG2_CC);
+		    digi2 & AC_DIG2_CC);
+	snd_iprintf(buffer, "  IEC Coding Type: 0x%x\n",
+			digi3 & AC_DIG3_ICT);
 }
 
 static const char *get_pwr_state(u32 state)