1 files changed, 204 insertions, 0 deletions
diff --git a/drivers/staging/line6/pod.h b/drivers/staging/line6/pod.h
new file mode 100644
index 000000000000..7051ca613819
--- /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