| /* |
| * 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 POD_H |
| #define POD_H |
| |
| #include <linux/interrupt.h> |
| #include <linux/spinlock.h> |
| #include <linux/usb.h> |
| #include <linux/wait.h> |
| |
| #include <sound/core.h> |
| |
| #include "driver.h" |
| #include "dumprequest.h" |
| |
| /* |
| PODxt Live interfaces |
| */ |
| #define PODXTLIVE_INTERFACE_POD 0 |
| #define PODXTLIVE_INTERFACE_VARIAX 1 |
| |
| /* |
| Locate name in binary program dump |
| */ |
| #define POD_NAME_OFFSET 0 |
| #define POD_NAME_LENGTH 16 |
| |
| /* |
| Other constants |
| */ |
| #define POD_CONTROL_SIZE 0x80 |
| #define POD_BUFSIZE_DUMPREQ 7 |
| #define POD_STARTUP_DELAY 1000 |
| |
| /* |
| Stages of POD startup procedure |
| */ |
| enum { |
| POD_STARTUP_INIT = 1, |
| POD_STARTUP_DUMPREQ, |
| POD_STARTUP_VERSIONREQ, |
| POD_STARTUP_WORKQUEUE, |
| POD_STARTUP_SETUP, |
| POD_STARTUP_LAST = POD_STARTUP_SETUP - 1 |
| }; |
| |
| /** |
| Data structure for values that need to be requested explicitly. |
| This is the case for system and tuner settings. |
| */ |
| struct ValueWait { |
| int value; |
| wait_queue_head_t wait; |
| }; |
| |
| /** |
| Binary PODxt Pro program dump |
| */ |
| struct pod_program { |
| /** |
| Header information (including program name). |
| */ |
| unsigned char header[0x20]; |
| |
| /** |
| Program parameters. |
| */ |
| unsigned char control[POD_CONTROL_SIZE]; |
| }; |
| |
| struct usb_line6_pod { |
| /** |
| Generic Line6 USB data. |
| */ |
| struct usb_line6 line6; |
| |
| /** |
| Dump request structure. |
| */ |
| struct line6_dump_request dumpreq; |
| |
| /** |
| Current program settings. |
| */ |
| struct pod_program prog_data; |
| |
| /** |
| Buffer for data retrieved from or to be stored on PODxt Pro. |
| */ |
| struct pod_program prog_data_buf; |
| |
| /** |
| Tuner mute mode. |
| */ |
| struct ValueWait tuner_mute; |
| |
| /** |
| Tuner base frequency (typically 440Hz). |
| */ |
| struct ValueWait tuner_freq; |
| |
| /** |
| Note received from tuner. |
| */ |
| struct ValueWait tuner_note; |
| |
| /** |
| Pitch value received from tuner. |
| */ |
| struct ValueWait tuner_pitch; |
| |
| /** |
| Instrument monitor level. |
| */ |
| int monitor_level; |
| |
| /** |
| Audio routing mode. |
| 0: send processed guitar |
| 1: send clean guitar |
| 2: send clean guitar re-amp playback |
| 3: send re-amp playback |
| */ |
| struct ValueWait routing; |
| |
| /** |
| Timer for device initializaton. |
| */ |
| struct timer_list startup_timer; |
| |
| /** |
| Work handler for device initializaton. |
| */ |
| struct work_struct startup_work; |
| |
| /** |
| Current progress in startup procedure. |
| */ |
| int startup_progress; |
| |
| /** |
| Some atomic flags. |
| */ |
| unsigned long atomic_flags; |
| |
| /** |
| Serial number of device. |
| */ |
| int serial_number; |
| |
| /** |
| Firmware version (x 100). |
| */ |
| int firmware_version; |
| |
| /** |
| Device ID. |
| */ |
| int device_id; |
| |
| /** |
| Flag to enable MIDI postprocessing. |
| */ |
| char midi_postprocess; |
| }; |
| |
| extern void line6_pod_disconnect(struct usb_interface *interface); |
| extern int line6_pod_init(struct usb_interface *interface, |
| struct usb_line6_pod *pod); |
| extern void line6_pod_midi_postprocess(struct usb_line6_pod *pod, |
| unsigned char *data, int length); |
| extern void line6_pod_process_message(struct usb_line6_pod *pod); |
| extern void line6_pod_transmit_parameter(struct usb_line6_pod *pod, int param, |
| u8 value); |
| |
| #endif |