[PATCH] ALSA: hda - show ICT/KAE control bits

[PATCH] ALSA: hda - show ICT/KAE control bits

[Wang Xingchao]

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>
---
 sound/pci/hda/hda_codec.h |    4 ++++
 sound/pci/hda/hda_proc.c  |    4 ++++
 2 files changed, 8 insertions(+)

diff --git a/sound/pci/hda/hda_codec.h b/sound/pci/hda/hda_codec.h
index c422d33..7167f37 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<<16)
+#define AC_DIG3_KAE			(1<<23)
+
 /* 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 7e46258..a222aae 100644
--- a/sound/pci/hda/hda_proc.c
+++ b/sound/pci/hda/hda_proc.c
@@ -419,9 +419,13 @@ static void print_digital_conv(struct snd_info_buffer *buffer,
 		snd_iprintf(buffer, " Pro");
 	if (digi1 & AC_DIG1_LEVEL)
 		snd_iprintf(buffer, " GenLevel");
+	if (digi1 & AC_DIG3_KAE)
+		snd_iprintf(buffer, " KAE");
 	snd_iprintf(buffer, "\n");
 	snd_iprintf(buffer, "  Digital category: 0x%x\n",
 		    (digi1 >> 8) & AC_DIG2_CC);
+	snd_iprintf(buffer, "  IEC Coding Type: 0x%x\n",
+			(digi1 >> 16) & AC_DIG3_ICT);
 }
 
 static const char *get_pwr_state(u32 state)
-- 
1.7.9.5