1 files changed, 46 insertions, 0 deletions

diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c
index 9a8adc600a57..eaa8b5676eae 100644
--- a/sound/pci/hda/hda_codec.c
+++ b/sound/pci/hda/hda_codec.c
@@ -107,6 +107,52 @@ static void hda_keep_power_on(struct hda_codec *codec);
 static inline void hda_keep_power_on(struct hda_codec *codec) {}
 #endif
 
+const char *snd_hda_get_jack_location(u32 cfg)
+{
+        static char *bases[7] = {
+                "N/A", "Rear", "Front", "Left", "Right", "Top", "Bottom",
+        };
+        static unsigned char specials_idx[] = {
+                0x07, 0x08,
+                0x17, 0x18, 0x19,
+                0x37, 0x38
+        };
+        static char *specials[] = {
+                "Rear Panel", "Drive Bar",
+                "Riser", "HDMI", "ATAPI",
+                "Mobile-In", "Mobile-Out"
+        };
+        int i;
+        cfg = (cfg & AC_DEFCFG_LOCATION) >> AC_DEFCFG_LOCATION_SHIFT;
+        if ((cfg & 0x0f) < 7)
+                return bases[cfg & 0x0f];
+        for (i = 0; i < ARRAY_SIZE(specials_idx); i++) {
+                if (cfg == specials_idx[i])
+                        return specials[i];
+        }
+        return "UNKNOWN";
+}
+
+const char *snd_hda_get_jack_connectivity(u32 cfg)
+{
+        static char *jack_locations[4] = { "Ext", "Int", "Sep", "Oth" };
+
+        return jack_locations[(cfg >> (AC_DEFCFG_LOCATION_SHIFT + 4)) & 3];
+}
+
+const char *snd_hda_get_jack_type(u32 cfg)
+{
+        static char *jack_types[16] = {
+                "Line Out", "Speaker", "HP Out", "CD",
+                "SPDIF Out", "Digital Out", "Modem Line", "Modem Hand",
+                "Line In", "Aux", "Mic", "Telephony",
+                "SPDIF In", "Digitial In", "Reserved", "Other"
+        };
+
+        return jack_types[(cfg & AC_DEFCFG_DEVICE)
+                                >> AC_DEFCFG_DEVICE_SHIFT];
+}
+
 /**
  * snd_hda_codec_read - send a command and get the response
  * @codec: the HDA codec