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