ALSA: fireworks: Add hwdep interface

This interface is designed for mixer/control application. To use hwdep
interface, the application can get information about firewire node, can
lock/unlock kernel streaming and can get notification at starting/stopping
kernel streaming.

Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

2 files changed, 4 insertions, 2 deletions

diff --git a/include/uapi/sound/asound.h b/include/uapi/sound/asound.h
index 9fc6219d3848..5dfbfdfd2d12 100644
--- a/include/uapi/sound/asound.h
+++ b/include/uapi/sound/asound.h
@@ -94,9 +94,10 @@ enum {
         SNDRV_HWDEP_IFACE_HDA,          /* HD-audio */
         SNDRV_HWDEP_IFACE_USB_STREAM,   /* direct access to usb stream */
         SNDRV_HWDEP_IFACE_FW_DICE,      /* TC DICE FireWire device */
+        SNDRV_HWDEP_IFACE_FW_FIREWORKS, /* Echo Audio Fireworks based device */
 
         /* Don't forget to change the following: */
-        SNDRV_HWDEP_IFACE_LAST = SNDRV_HWDEP_IFACE_FW_DICE
+        SNDRV_HWDEP_IFACE_LAST = SNDRV_HWDEP_IFACE_FW_FIREWORKS
 };
 
 struct snd_hwdep_info {
diff --git a/include/uapi/sound/firewire.h b/include/uapi/sound/firewire.h
index 59f5961302bf..fc9afb261989 100644
--- a/include/uapi/sound/firewire.h
+++ b/include/uapi/sound/firewire.h
@@ -34,7 +34,8 @@ union snd_firewire_event {
 #define SNDRV_FIREWIRE_IOCTL_UNLOCK    _IO('H', 0xfa)
 
 #define SNDRV_FIREWIRE_TYPE_DICE        1
-/* Fireworks, AV/C, RME, MOTU, ... */
+#define SNDRV_FIREWIRE_TYPE_FIREWORKS   2
+/* AV/C, RME, MOTU, ... */
 
 struct snd_firewire_get_info {
         unsigned int type; /* SNDRV_FIREWIRE_TYPE_xxx */