? test/oldapi
Index: include/control.h
===================================================================
RCS file: /cvsroot/alsa/alsa-lib/include/control.h,v
retrieving revision 1.101
diff -u -r1.101 control.h
--- include/control.h	9 Jun 2005 17:12:08 -0000	1.101
+++ include/control.h	4 Jan 2006 16:32:59 -0000
@@ -290,6 +290,7 @@
 const char *snd_ctl_card_info_get_longname(const snd_ctl_card_info_t *obj);
 const char *snd_ctl_card_info_get_mixername(const snd_ctl_card_info_t *obj);
 const char *snd_ctl_card_info_get_components(const snd_ctl_card_info_t *obj);
+const char *snd_ctl_card_info_get_busid(const snd_ctl_card_info_t *obj);
 
 size_t snd_ctl_event_sizeof(void);
 /** \hideinitializer
Index: include/sound/asound.h
===================================================================
RCS file: /cvsroot/alsa/alsa-lib/include/sound/asound.h,v
retrieving revision 1.22
diff -u -r1.22 asound.h
--- include/sound/asound.h	16 Aug 2005 12:19:15 -0000	1.22
+++ include/sound/asound.h	4 Jan 2006 16:33:02 -0000
@@ -727,7 +727,8 @@
 	unsigned char reserved_[16];	/* reserved for future (was ID of mixer) */
 	unsigned char mixername[80];	/* visual mixer identification */
 	unsigned char components[80];	/* card components / fine identification, delimited with one space (AC97 etc..) */
-	unsigned char reserved[48];	/* reserved for future */
+	unsigned char busid[20];	/* physical bus id of soundcard */
+	unsigned char reserved[28];	/* reserved for future */
 };
 
 enum sndrv_ctl_elem_type {
Index: src/control/control.c
===================================================================
RCS file: /cvsroot/alsa/alsa-lib/src/control/control.c,v
retrieving revision 1.108
diff -u -r1.108 control.c
--- src/control/control.c	14 Nov 2005 10:18:22 -0000	1.108
+++ src/control/control.c	4 Jan 2006 16:33:06 -0000
@@ -1365,6 +1365,17 @@
 }
 
 /**
+ * \brief Get card bus id from a CTL card info
+ * \param obj CTL card info
+ * \return physical card bus id
+ */
+const char *snd_ctl_card_info_get_busid(const snd_ctl_card_info_t *obj)
+{
+	assert(obj);
+	return (const char *)obj->busid;
+}
+
+/**
  * \brief get size of #snd_ctl_event_t
  * \return size in bytes
  */
Index: test/control.c
===================================================================
RCS file: /cvsroot/alsa/alsa-lib/test/control.c,v
retrieving revision 1.12
diff -u -r1.12 control.c
--- test/control.c	3 Sep 2003 19:25:09 -0000	1.12
+++ test/control.c	4 Jan 2006 16:33:06 -0000
@@ -40,6 +40,7 @@
 		printf("  longname - '%s'\n", snd_ctl_card_info_get_longname(info));
 		printf("  mixername - '%s'\n", snd_ctl_card_info_get_mixername(info));
 		printf("  components - '%s'\n", snd_ctl_card_info_get_components(info));
+		printf("  busid - '%s'\n", snd_ctl_card_info_get_busid(info));
 		dev = -1;
 		while (1) {
 			snd_pcm_sync_id_t sync;