From: Wang Xingchao <xingchao.wang@intel.com>
To: tiwai@suse.de
Cc: alsa-devel@alsa-project.org, Wang Xingchao <xingchao.wang@intel.com>
Subject: [PATCH] ALSA: hda - show ICT/KAE control bits
Date: Mon, 13 Aug 2012 13:38:57 +0800 [thread overview]
Message-ID: <1344836337-2713-1-git-send-email-xingchao.wang@intel.com> (raw)
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
reply other threads:[~2012-08-13 5:21 UTC|newest]
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