ALSA: hda - show HBR(High Bit Rate) pin cap in procfs
Note that the HBR capability only applies to HDMI pin.
Signed-off-by: Wu Fengguang <fengguang.wu@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 2d62761..f9a084a 100644
--- a/sound/pci/hda/hda_codec.h
+++ b/sound/pci/hda/hda_codec.h
@@ -258,6 +258,7 @@
#define AC_PINCAP_VREF (0x37<<8)
#define AC_PINCAP_VREF_SHIFT 8
#define AC_PINCAP_EAPD (1<<16) /* EAPD capable */
+#define AC_PINCAP_HBR (1<<27) /* High Bit Rate */
/* Vref status (used in pin cap) */
#define AC_PINCAP_VREF_HIZ (1<<0) /* Hi-Z */
#define AC_PINCAP_VREF_50 (1<<1) /* 50% */
diff --git a/sound/pci/hda/hda_proc.c b/sound/pci/hda/hda_proc.c
index 09476fc..8d381c8 100644
--- a/sound/pci/hda/hda_proc.c
+++ b/sound/pci/hda/hda_proc.c
@@ -240,8 +240,11 @@
/* Realtek uses this bit as a different meaning */
if ((codec->vendor_id >> 16) == 0x10ec)
snd_iprintf(buffer, " R/L");
- else
+ else {
+ if (caps & AC_PINCAP_HBR)
+ snd_iprintf(buffer, " HBR");
snd_iprintf(buffer, " HDMI");
+ }
}
if (caps & AC_PINCAP_TRIG_REQ)
snd_iprintf(buffer, " Trigger");