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Diffstat (limited to 'sound/usb/usbaudio.h')
-rw-r--r--sound/usb/usbaudio.h11
1 files changed, 9 insertions, 2 deletions
diff --git a/sound/usb/usbaudio.h b/sound/usb/usbaudio.h
index eecbf19fcb6..aedb42aaa74 100644
--- a/sound/usb/usbaudio.h
+++ b/sound/usb/usbaudio.h
@@ -118,6 +118,11 @@
/* maximum number of endpoints per interface */
#define MIDI_MAX_ENDPOINTS 2
+/* handling of USB vendor/product ID pairs as 32-bit numbers */
+#define USB_ID(vendor, product) (((vendor) << 16) | (product))
+#define USB_ID_VENDOR(id) ((id) >> 16)
+#define USB_ID_PRODUCT(id) ((u16)(id))
+
/*
*/
@@ -127,6 +132,7 @@ struct snd_usb_audio {
int index;
struct usb_device *dev;
snd_card_t *card;
+ u32 usb_id;
int shutdown;
int num_interfaces;
@@ -136,7 +142,7 @@ struct snd_usb_audio {
struct list_head midi_list; /* list of midi interfaces */
int next_midi_device;
- unsigned int ignore_ctl_error; /* for mixer */
+ struct list_head mixer_list; /* list of mixer interfaces */
};
/*
@@ -219,11 +225,12 @@ void *snd_usb_find_csint_desc(void *descstart, int desclen, void *after, u8 dsub
int snd_usb_ctl_msg(struct usb_device *dev, unsigned int pipe, __u8 request, __u8 requesttype, __u16 value, __u16 index, void *data, __u16 size, int timeout);
int snd_usb_create_mixer(snd_usb_audio_t *chip, int ctrlif);
+void snd_usb_mixer_disconnect(struct list_head *p);
int snd_usb_create_midi_interface(snd_usb_audio_t *chip, struct usb_interface *iface, const snd_usb_audio_quirk_t *quirk);
void snd_usbmidi_input_stop(struct list_head* p);
void snd_usbmidi_input_start(struct list_head* p);
-void snd_usbmidi_disconnect(struct list_head *p, struct usb_driver *driver);
+void snd_usbmidi_disconnect(struct list_head *p);
/*
* retrieve usb_interface descriptor from the host interface