Initial Contribution

msm-2.6.38: tag AU_LINUX_ANDROID_GINGERBREAD.02.03.04.00.142

Signed-off-by: Bryan Huntsman <bryanh@codeaurora.org>
diff --git a/include/linux/msm_adsp.h b/include/linux/msm_adsp.h
new file mode 100644
index 0000000..ca23ad8
--- /dev/null
+++ b/include/linux/msm_adsp.h
@@ -0,0 +1,78 @@
+/* include/linux/msm_adsp.h
+ *
+ * Copyright (C) 2007 Google, Inc.
+ * Author: Iliyan Malchev <ibm@android.com>
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ */
+#ifndef __LINUX_MSM_ADSP_H
+#define __LINUX_MSM_ADSP_H
+
+#include <linux/types.h>
+#include <linux/ioctl.h>
+
+#define ADSP_IOCTL_MAGIC 'q'
+
+/* ADSP_IOCTL_WRITE_COMMAND */
+struct adsp_command_t {
+	uint16_t queue;
+	uint32_t len;		/* bytes */
+	uint8_t *data;
+};
+
+/* ADSP_IOCTL_GET_EVENT */
+struct adsp_event_t {
+	uint16_t type;		/* 1 == event (RPC), 0 == message (adsp) */
+	uint32_t timeout_ms;	/* -1 for infinite, 0 for immediate return */
+	uint16_t msg_id;
+	uint16_t flags;		/* 1 == 16--bit event, 0 == 32-bit event */
+	uint32_t len;		/* size in, number of bytes out */
+	uint8_t *data;
+};
+
+#define ADSP_IOCTL_ENABLE \
+	_IOR(ADSP_IOCTL_MAGIC, 1, unsigned)
+
+#define ADSP_IOCTL_DISABLE \
+	_IOR(ADSP_IOCTL_MAGIC, 2, unsigned)
+
+#define ADSP_IOCTL_DISABLE_ACK \
+	_IOR(ADSP_IOCTL_MAGIC, 3, unsigned)
+
+#define ADSP_IOCTL_WRITE_COMMAND \
+	_IOR(ADSP_IOCTL_MAGIC, 4, struct adsp_command_t *)
+
+#define ADSP_IOCTL_GET_EVENT \
+	_IOWR(ADSP_IOCTL_MAGIC, 5, struct adsp_event_data_t *)
+
+#define ADSP_IOCTL_SET_CLKRATE \
+	_IOR(ADSP_IOCTL_MAGIC, 6, unsigned)
+
+#define ADSP_IOCTL_DISABLE_EVENT_RSP \
+	_IOR(ADSP_IOCTL_MAGIC, 10, unsigned)
+
+#define ADSP_IOCTL_REGISTER_PMEM \
+	_IOW(ADSP_IOCTL_MAGIC, 13, unsigned)
+
+#define ADSP_IOCTL_UNREGISTER_PMEM \
+	_IOW(ADSP_IOCTL_MAGIC, 14, unsigned)
+
+/* Cause any further GET_EVENT ioctls to fail (-ENODEV)
+ * until the device is closed and reopened.  Useful for
+ * terminating event dispatch threads
+ */
+#define ADSP_IOCTL_ABORT_EVENT_READ \
+	_IOW(ADSP_IOCTL_MAGIC, 15, unsigned)
+
+#define ADSP_IOCTL_LINK_TASK \
+	_IOW(ADSP_IOCTL_MAGIC, 16, unsigned)
+
+#endif