Renamed main folder to firmware

firmware/atmel_softpack_libraries/usb/include/AUDRequests.h

@@ -0,0 +1,123 @@
+/* ----------------------------------------------------------------------------
+ *         ATMEL Microcontroller Software Support 
+ * ----------------------------------------------------------------------------
+ * Copyright (c) 2010, Atmel Corporation
+ *
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * - Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the disclaimer below.
+ *
+ * Atmel's name may not be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * DISCLAIMER: THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE
+ * DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
+ * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
+ * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ * ----------------------------------------------------------------------------
+ */
+
+/** \file
+ *
+ *  Definitions and classes for USB Audio class requests.
+ *
+ *  - For a USB %device:
+ *     -# After receiving an Audio request from the host, use
+ *        AUDGenericRequest_GetEntity to determine the target Unit or Terminal.
+ *     -# After receiving an Audio request from the host, use
+ *        AUDGenericRequest_GetInterface to know which interface is referenced.
+ *     -# Use AUDFeatureUnitRequest_GetControl to determine which control
+ *        shall be tweaked following a host request.
+ *     -# Use AUDFeatureUnitRequest_GetChannel to identify the channel which
+ *        will have its control altered.
+ */
+
+#ifndef _AUDREQUESTS_H_
+#define _AUDREQUESTS_H_
+/** \addtogroup usb_audio
+ *@{
+ */
+ 
+/*----------------------------------------------------------------------------
+ *         Includes
+ *----------------------------------------------------------------------------*/
+ 
+#include <USBRequests.h>
+ 
+/*----------------------------------------------------------------------------
+ *         Definitions
+ *----------------------------------------------------------------------------*/
+
+/** \addtogroup usb_audio_request USB Audio request codes
+ *      @{
+ * This section lists the codes of the existing Audio requests.
+ * - \ref AUDGenericRequest_SETCUR
+ * - \ref AUDGenericRequest_GETCUR
+ */
+/** SET_CUR request code.*/
+#define AUDGenericRequest_SETCUR                0x01
+/** GET_CUR request code.*/
+#define AUDGenericRequest_GETCUR                0x81
+/** GET_MIN request code.*/
+#define AUDGenericRequest_GETMIN                0x82
+/** GET_MAX request code.*/
+#define AUDGenericRequest_GETMAX                0x83
+/** GET_RES request code.*/
+#define AUDGenericRequest_GETRES                0x84
+/**     @}*/
+
+/** \addtogroup usb_audio_ctrl_sel USB Audio Control selector values
+ *      @{
+ * This section lists the available control selectors for a Feature Unit request.
+ * - \ref AUDFeatureUnitRequest_MUTE
+ */
+/** Mute control selector (MUTE_CONTROL). */
+#define AUDFeatureUnitRequest_MUTE              0x01
+/** Volume control selector (VOLUME_CONTROL). */
+#define AUDFeatureUnitRequest_VOLUME            0x02
+/**     @}*/
+
+/*----------------------------------------------------------------------------
+ *         Types
+ *----------------------------------------------------------------------------*/
+
+#ifdef __ICCARM__          /* IAR */
+#pragma pack(1)            /* IAR */
+#define __attribute__(...) /* IAR */
+#endif                     /* IAR */
+
+
+
+#ifdef __ICCARM__          /* IAR */
+#pragma pack()             /* IAR */
+#endif                     /* IAR */
+
+/*----------------------------------------------------------------------------
+ *         Functions
+ *----------------------------------------------------------------------------*/
+
+extern uint8_t AUDGenericRequest_GetEntity(
+    const USBGenericRequest *request);
+
+extern uint8_t AUDGenericRequest_GetInterface(
+    const USBGenericRequest *request);
+
+
+extern uint8_t AUDFeatureUnitRequest_GetControl(
+    const USBGenericRequest *request);
+
+extern uint8_t AUDFeatureUnitRequest_GetChannel(
+    const USBGenericRequest *request);
+
+/**@}*/
+#endif /* _AUDREQUESTS_H_ */