| /* |
| * This file is auto-generated. Modifications will be lost. |
| * |
| * See https://android.googlesource.com/platform/bionic/+/master/libc/kernel/ |
| * for more information. |
| */ |
| #ifndef _CS_PROTOCOL_H |
| #define _CS_PROTOCOL_H |
| #include <linux/types.h> |
| #include <linux/ioctl.h> |
| #define CS_DEV_FILE_NAME "/dev/cmt_speech" |
| #define CS_IF_VERSION 2 |
| #define CS_CMD_SHIFT 28 |
| #define CS_DOMAIN_SHIFT 24 |
| #define CS_CMD_MASK 0xff000000 |
| #define CS_PARAM_MASK 0xffffff |
| #define CS_CMD(id,dom) (((id) << CS_CMD_SHIFT) | ((dom) << CS_DOMAIN_SHIFT)) |
| #define CS_ERROR CS_CMD(1, 0) |
| #define CS_RX_DATA_RECEIVED CS_CMD(2, 0) |
| #define CS_TX_DATA_READY CS_CMD(3, 0) |
| #define CS_TX_DATA_SENT CS_CMD(4, 0) |
| #define CS_ERR_PEER_RESET 0 |
| #define CS_FEAT_TSTAMP_RX_CTRL (1 << 0) |
| #define CS_FEAT_ROLLING_RX_COUNTER (2 << 0) |
| #define CS_STATE_CLOSED 0 |
| #define CS_STATE_OPENED 1 |
| #define CS_STATE_CONFIGURED 2 |
| #define CS_MAX_BUFFERS_SHIFT 4 |
| #define CS_MAX_BUFFERS (1 << CS_MAX_BUFFERS_SHIFT) |
| struct cs_buffer_config { |
| __u32 rx_bufs; |
| __u32 tx_bufs; |
| __u32 buf_size; |
| __u32 flags; |
| __u32 reserved[4]; |
| }; |
| struct cs_timestamp { |
| __u32 tv_sec; |
| __u32 tv_nsec; |
| }; |
| struct cs_mmap_config_block { |
| __u32 reserved1; |
| __u32 buf_size; |
| __u32 rx_bufs; |
| __u32 tx_bufs; |
| __u32 reserved2; |
| __u32 rx_offsets[CS_MAX_BUFFERS]; |
| __u32 tx_offsets[CS_MAX_BUFFERS]; |
| __u32 rx_ptr; |
| __u32 rx_ptr_boundary; |
| __u32 reserved3[2]; |
| struct cs_timestamp tstamp_rx_ctrl; |
| }; |
| #define CS_IO_MAGIC 'C' |
| #define CS_IOW(num,dtype) _IOW(CS_IO_MAGIC, num, dtype) |
| #define CS_IOR(num,dtype) _IOR(CS_IO_MAGIC, num, dtype) |
| #define CS_IOWR(num,dtype) _IOWR(CS_IO_MAGIC, num, dtype) |
| #define CS_IO(num) _IO(CS_IO_MAGIC, num) |
| #define CS_GET_STATE CS_IOR(21, unsigned int) |
| #define CS_SET_WAKELINE CS_IOW(23, unsigned int) |
| #define CS_GET_IF_VERSION CS_IOR(30, unsigned int) |
| #define CS_CONFIG_BUFS CS_IOW(31, struct cs_buffer_config) |
| #endif |
