diff options
Diffstat (limited to 'original-kernel-headers/linux/msm_adsp.h')
| -rw-r--r-- | original-kernel-headers/linux/msm_adsp.h | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/original-kernel-headers/linux/msm_adsp.h b/original-kernel-headers/linux/msm_adsp.h new file mode 100644 index 0000000..65c31ac --- /dev/null +++ b/original-kernel-headers/linux/msm_adsp.h @@ -0,0 +1,77 @@ +/* + * 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 |