diff --git a/libc/kernel/uapi/sound/firewire.h b/libc/kernel/uapi/sound/firewire.h
index 5d0fd14..55f729e 100644
--- a/libc/kernel/uapi/sound/firewire.h
+++ b/libc/kernel/uapi/sound/firewire.h
@@ -19,40 +19,63 @@
 #ifndef _UAPI_SOUND_FIREWIRE_H_INCLUDED
 #define _UAPI_SOUND_FIREWIRE_H_INCLUDED
 #include <linux/ioctl.h>
-#define SNDRV_FIREWIRE_EVENT_LOCK_STATUS 0x000010cc
+#include <linux/types.h>
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define SNDRV_FIREWIRE_EVENT_LOCK_STATUS 0x000010cc
 #define SNDRV_FIREWIRE_EVENT_DICE_NOTIFICATION 0xd1ce004e
+#define SNDRV_FIREWIRE_EVENT_EFW_RESPONSE 0x4e617475
 struct snd_firewire_event_common {
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  unsigned int type;
 };
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 struct snd_firewire_event_lock_status {
  unsigned int type;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  unsigned int status;
 };
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 struct snd_firewire_event_dice_notification {
  unsigned int type;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  unsigned int notification;
 };
+#define SND_EFW_TRANSACTION_USER_SEQNUM_MAX ((__u32)((__u16)~0) - 1)
+struct snd_efw_transaction {
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+ __be32 length;
+ __be32 version;
+ __be32 seqnum;
+ __be32 category;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+ __be32 command;
+ __be32 status;
+ __be32 params[0];
+};
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+struct snd_firewire_event_efw_response {
+ unsigned int type;
+ __be32 response[0];
+};
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 union snd_firewire_event {
  struct snd_firewire_event_common common;
  struct snd_firewire_event_lock_status lock_status;
  struct snd_firewire_event_dice_notification dice_notification;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+ struct snd_firewire_event_efw_response efw_response;
 };
 #define SNDRV_FIREWIRE_IOCTL_GET_INFO _IOR('H', 0xf8, struct snd_firewire_get_info)
 #define SNDRV_FIREWIRE_IOCTL_LOCK _IO('H', 0xf9)
-#define SNDRV_FIREWIRE_IOCTL_UNLOCK _IO('H', 0xfa)
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define SNDRV_FIREWIRE_IOCTL_UNLOCK _IO('H', 0xfa)
 #define SNDRV_FIREWIRE_TYPE_DICE 1
+#define SNDRV_FIREWIRE_TYPE_FIREWORKS 2
+#define SNDRV_FIREWIRE_TYPE_BEBOB 3
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 struct snd_firewire_get_info {
  unsigned int type;
  unsigned int card;
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  unsigned char guid[8];
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  char device_name[16];
 };
 #endif
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */