android_kernel_oneplus_msm8998/include/uapi/linux/msm_adsp.h
Sudheer Papothi be1a516dcb ASoC: msm: Add Audio drivers for MSM targets
Add snapshot for audio drivers for MSM targets. The code is
migrated from msm-3.18 kernel at the below commit/AU level -

AU_LINUX_ANDROID_LA.HB.1.3.1.06.00.00.187.056
(e70ad0cd5efdd9dc91a77dcdac31d6132e1315c1)
(Promotion of kernel.lnx.3.18-151201.)

Signed-off-by: Sudheer Papothi <spapothi@codeaurora.org>
2016-03-23 20:11:25 -07:00

77 lines
2.1 KiB
C

/*
* 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 _UAPI_LINUX_MSM_ADSP_H
#define _UAPI_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