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linux-next/include/uapi/misc/fastrpc.h
Jonathan Marek 6010d9befc misc: fastrpc: add ioctl for attaching to sensors pd
Initializing sensors requires attaching to pd 2. Add an ioctl for that.

This corresponds to FASTRPC_INIT_ATTACH_SENSORS in the downstream driver.

Signed-off-by: Jonathan Marek <jonathan@marek.ca>
Link: https://lore.kernel.org/r/20200908131013.19630-4-jonathan@marek.ca
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2020-09-16 17:30:37 +02:00

58 lines
1.4 KiB
C

/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __QCOM_FASTRPC_H__
#define __QCOM_FASTRPC_H__
#include <linux/types.h>
#define FASTRPC_IOCTL_ALLOC_DMA_BUFF _IOWR('R', 1, struct fastrpc_alloc_dma_buf)
#define FASTRPC_IOCTL_FREE_DMA_BUFF _IOWR('R', 2, __u32)
#define FASTRPC_IOCTL_INVOKE _IOWR('R', 3, struct fastrpc_invoke)
#define FASTRPC_IOCTL_INIT_ATTACH _IO('R', 4)
#define FASTRPC_IOCTL_INIT_CREATE _IOWR('R', 5, struct fastrpc_init_create)
#define FASTRPC_IOCTL_MMAP _IOWR('R', 6, struct fastrpc_req_mmap)
#define FASTRPC_IOCTL_MUNMAP _IOWR('R', 7, struct fastrpc_req_munmap)
#define FASTRPC_IOCTL_INIT_ATTACH_SNS _IO('R', 8)
struct fastrpc_invoke_args {
__u64 ptr;
__u64 length;
__s32 fd;
__u32 reserved;
};
struct fastrpc_invoke {
__u32 handle;
__u32 sc;
__u64 args;
};
struct fastrpc_init_create {
__u32 filelen; /* elf file length */
__s32 filefd; /* fd for the file */
__u32 attrs;
__u32 siglen;
__u64 file; /* pointer to elf file */
};
struct fastrpc_alloc_dma_buf {
__s32 fd; /* fd */
__u32 flags; /* flags to map with */
__u64 size; /* size */
};
struct fastrpc_req_mmap {
__s32 fd;
__u32 flags; /* flags for dsp to map with */
__u64 vaddrin; /* optional virtual address */
__u64 size; /* size */
__u64 vaddrout; /* dsp virtual address */
};
struct fastrpc_req_munmap {
__u64 vaddrout; /* address to unmap */
__u64 size; /* size */
};
#endif /* __QCOM_FASTRPC_H__ */