1*4882a593Smuzhiyun /* SPDX-License-Identifier: ((GPL-2.0+ WITH Linux-syscall-note) OR MIT) */ 2*4882a593Smuzhiyun /* 3*4882a593Smuzhiyun * Copyright (C) 2022 Rockchip Electronics Co., Ltd. 4*4882a593Smuzhiyun * Author: Lin Jinhan <troy.lin@rock-chips.com> 5*4882a593Smuzhiyun */ 6*4882a593Smuzhiyun 7*4882a593Smuzhiyun #ifndef _UAPI_RK_DECOM_H 8*4882a593Smuzhiyun #define _UAPI_RK_DECOM_H 9*4882a593Smuzhiyun 10*4882a593Smuzhiyun #include <linux/types.h> 11*4882a593Smuzhiyun #include <linux/version.h> 12*4882a593Smuzhiyun 13*4882a593Smuzhiyun #define RK_DECOM_NAME "rk_decom" 14*4882a593Smuzhiyun 15*4882a593Smuzhiyun enum rk_decom_mod { 16*4882a593Smuzhiyun RK_LZ4_MOD, 17*4882a593Smuzhiyun RK_GZIP_MOD, 18*4882a593Smuzhiyun RK_ZLIB_MOD, 19*4882a593Smuzhiyun RK_DECOM_MOD_MAX, 20*4882a593Smuzhiyun }; 21*4882a593Smuzhiyun 22*4882a593Smuzhiyun /* input of RK_DECOM_USER */ 23*4882a593Smuzhiyun struct rk_decom_param { 24*4882a593Smuzhiyun __u32 mode; 25*4882a593Smuzhiyun __u32 dst_max_size; 26*4882a593Smuzhiyun __s32 src_fd; 27*4882a593Smuzhiyun __s32 dst_fd; 28*4882a593Smuzhiyun __u64 decom_data_len; 29*4882a593Smuzhiyun }; 30*4882a593Smuzhiyun 31*4882a593Smuzhiyun #define RK_DECOM_MAGIC 'D' 32*4882a593Smuzhiyun #define RK_DECOM_USER _IOWR(RK_DECOM_MAGIC, 101, struct rk_decom_param) 33*4882a593Smuzhiyun 34*4882a593Smuzhiyun #endif 35