Merge branch 'omap-pool'

[linux-2.6-omap-h63xx.git] / drivers / staging / line6 / pod.h

diff --git a/drivers/staging/line6/pod.h b/drivers/staging/line6/pod.h
new file mode 100644 (file)
index 0000000..7051ca6
--- /dev/null
+++ b/drivers/staging/line6/pod.h
@@ -0,0 +1,204 @@
+/*
+ * Line6 Linux USB driver - 0.8.0
+ *
+ * Copyright (C) 2004-2009 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 "driver.h"
+
+#include <linux/spinlock.h>
+#include <linux/usb.h>
+#include <linux/wait.h>
+#include <linux/workqueue.h>
+
+#include <sound/core.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 3
+
+
+/**
+        Data structure for values that need to be requested explicitly.
+        This is the case for system and tuner settings.
+*/
+struct ValueWait {
+       unsigned short 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 number.
+       */
+       unsigned char channel_num;
+
+       /**
+                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;
+
+       /**
+                Buffer for requesting version number.
+       */
+       unsigned char *buffer_versionreq;
+
+       /**
+                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.
+       */
+       struct ValueWait 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;
+
+       /**
+                Wait for audio clipping event.
+       */
+       struct ValueWait clipping;
+
+       /**
+                Bottom-half for creation of sysfs special files.
+       */
+       struct work_struct create_files_work;
+
+       /**
+                Dirty flags for access to parameter data.
+       */
+       unsigned long param_dirty[POD_CONTROL_SIZE / sizeof(unsigned long)];
+
+       /**
+                Some atomic flags.
+       */
+       unsigned long atomic_flags;
+
+       /**
+                Counter for startup process.
+       */
+       int startup_count;
+
+       /**
+                Serial number of device.
+       */
+       int serial_number;
+
+       /**
+                Firmware version (x 100).
+       */
+       int firmware_version;
+
+       /**
+                Device ID.
+       */
+       int device_id;
+
+       /**
+                Flag to indicate modification of current program settings.
+       */
+       char dirty;
+
+       /**
+                Flag if initial firmware version request has been successful.
+       */
+       char versionreq_ok;
+
+       /**
+                Flag to enable MIDI postprocessing.
+       */
+       char midi_postprocess;
+};
+
+
+extern void pod_disconnect(struct usb_interface *interface);
+extern int pod_init(struct usb_interface *interface, struct usb_line6_pod *pod);
+extern void pod_midi_postprocess(struct usb_line6_pod *pod,
+                                unsigned char *data, int length);
+extern void pod_process_message(struct usb_line6_pod *pod);
+extern void pod_receive_parameter(struct usb_line6_pod *pod, int param);
+extern void pod_transmit_parameter(struct usb_line6_pod *pod, int param,
+                                  int value);
+
+
+#endif