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authorMengdong Lin <mengdong.lin@intel.com>2013-08-26 21:35:49 -0400
committerTakashi Iwai <tiwai@suse.de>2013-08-27 12:15:28 +0200
commit2e59e5ab1c24489c5581b83e56b0435432c54dfe (patch)
treea3c3aa2a8b55bac06b4aff8b2446a4310452036d /sound/pci/hda/hda_codec.h
parent5dc989bdd968f369fec47d25343868ff9702953a (diff)
ALSA: hda - add device entry and inactive flag to unsolicited response
This patch adds two fields to unsolicited response, according to spec HDA040-A: - Device Entry (bit 20:15) - Inactive (bit 2) and show the info in debug message. Signed-off-by: Mengdong Lin <mengdong.lin@intel.com> Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/pci/hda/hda_codec.h')
-rw-r--r--sound/pci/hda/hda_codec.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/sound/pci/hda/hda_codec.h b/sound/pci/hda/hda_codec.h
index b838c70420d1..7aa9870040c1 100644
--- a/sound/pci/hda/hda_codec.h
+++ b/sound/pci/hda/hda_codec.h
@@ -255,6 +255,11 @@ enum {
#define AC_UNSOL_RES_TAG_SHIFT 26
#define AC_UNSOL_RES_SUBTAG (0x1f<<21)
#define AC_UNSOL_RES_SUBTAG_SHIFT 21
+#define AC_UNSOL_RES_DE (0x3f<<15) /* Device Entry
+ * (for DP1.2 MST)
+ */
+#define AC_UNSOL_RES_DE_SHIFT 15
+#define AC_UNSOL_RES_IA (1<<2) /* Inactive (for DP1.2 MST) */
#define AC_UNSOL_RES_ELDV (1<<1) /* ELD Data valid (for HDMI) */
#define AC_UNSOL_RES_PD (1<<0) /* pinsense detect */
#define AC_UNSOL_RES_CP_STATE (1<<1) /* content protection */