ALSA: hda-intel - do not mix audio and modem function IDs

The function IDs are different for audio and modem. Do not mix them.
Also, show the unsolicited bit in the function_id register.
Signed-off-by: Jaroslav Kysela <perex@perex.cz>

sound/pci/hda/hda_codec.c

@@ -730,15 +730,17 @@ static void /*__devinit*/ setup_fg_nodes(struct hda_codec *codec)
 	total_nodes = snd_hda_get_sub_nodes(codec, AC_NODE_ROOT, &nid);
 	for (i = 0; i < total_nodes; i++, nid++) {
 		function_id = snd_hda_param_read(codec, nid,
-						AC_PAR_FUNCTION_TYPE) & 0xff;
+						AC_PAR_FUNCTION_TYPE);
 		switch (function_id) {
 		case AC_GRP_AUDIO_FUNCTION:
 			codec->afg = nid;
-			codec->function_id = function_id;
+			codec->afg_function_id = function_id & 0xff;
+			codec->afg_unsol = (function_id >> 8) & 1;
 			break;
 		case AC_GRP_MODEM_FUNCTION:
 			codec->mfg = nid;
-			codec->function_id = function_id;
+			codec->mfg_function_id = function_id & 0xff;
+			codec->mfg_unsol = (function_id >> 8) & 1;
 			break;
 		default:
 			break;

sound/pci/hda/hda_codec.h

@@ -760,7 +760,10 @@ struct hda_codec {
 	hda_nid_t mfg;	/* MFG node id */
 
 	/* ids */
-	u32 function_id;
+	u8 afg_function_id;
+	u8 mfg_function_id;
+	u8 afg_unsol;
+	u8 mfg_unsol;
 	u32 vendor_id;
 	u32 subsystem_id;
 	u32 revision_id;

sound/pci/hda/hda_proc.c

@@ -557,7 +557,12 @@ static void print_codec_info(struct snd_info_entry *entry,
 	else
 		snd_iprintf(buffer, "Not Set\n");
 	snd_iprintf(buffer, "Address: %d\n", codec->addr);
-	snd_iprintf(buffer, "Function Id: 0x%x\n", codec->function_id);
+	if (codec->afg)
+		snd_iprintf(buffer, "AFG Function Id: 0x%x (unsol %u)\n",
+			codec->afg_function_id, codec->afg_unsol);
+	if (codec->mfg)
+		snd_iprintf(buffer, "MFG Function Id: 0x%x (unsol %u)\n",
+			codec->mfg_function_id, codec->mfg_unsol);
 	snd_iprintf(buffer, "Vendor Id: 0x%08x\n", codec->vendor_id);
 	snd_iprintf(buffer, "Subsystem Id: 0x%08x\n", codec->subsystem_id);
 	snd_iprintf(buffer, "Revision Id: 0x%x\n", codec->revision_id);