diff options
Diffstat (limited to 'sound/usb/line6/variax.h')
-rw-r--r-- | sound/usb/line6/variax.h | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/sound/usb/line6/variax.h b/sound/usb/line6/variax.h new file mode 100644 index 000000000000..dfb94e574cc4 --- /dev/null +++ b/sound/usb/line6/variax.h @@ -0,0 +1,70 @@ +/* + * Line6 Linux USB driver - 0.9.1beta + * + * Copyright (C) 2004-2010 Markus Grabner (grabner@icg.tugraz.at) + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation, version 2. + * + */ + +#ifndef VARIAX_H +#define VARIAX_H + +#include <linux/spinlock.h> +#include <linux/usb.h> +#include <linux/wait.h> +#include <sound/core.h> + +#include "driver.h" + +#define VARIAX_STARTUP_DELAY1 1000 +#define VARIAX_STARTUP_DELAY3 100 +#define VARIAX_STARTUP_DELAY4 100 + +/* + Stages of Variax startup procedure +*/ +enum { + VARIAX_STARTUP_INIT = 1, + VARIAX_STARTUP_VERSIONREQ, + VARIAX_STARTUP_WAIT, + VARIAX_STARTUP_ACTIVATE, + VARIAX_STARTUP_WORKQUEUE, + VARIAX_STARTUP_SETUP, + VARIAX_STARTUP_LAST = VARIAX_STARTUP_SETUP - 1 +}; + +struct usb_line6_variax { + /** + Generic Line6 USB data. + */ + struct usb_line6 line6; + + /** + Buffer for activation code. + */ + unsigned char *buffer_activate; + + /** + Handler for device initializaton. + */ + struct work_struct startup_work; + + /** + Timers for device initializaton. + */ + struct timer_list startup_timer1; + struct timer_list startup_timer2; + + /** + Current progress in startup procedure. + */ + int startup_progress; +}; + +extern int line6_variax_init(struct usb_interface *interface, + struct usb_line6 *line6); + +#endif |