/* SPDX-License-Identifier: GPL-2.0+ */ /* Copyright (C) 2016-2017 Dmitry Osipenko <digetx@gmail.com> */ #ifndef _UAPI_TEGRA_VDE_H_ #define _UAPI_TEGRA_VDE_H_ #include <linux/types.h> #include <asm/ioctl.h> #define FLAG_B_FRAME 0x1 #define FLAG_REFERENCE 0x2 struct tegra_vde_h264_frame { __s32 y_fd; __s32 cb_fd; __s32 cr_fd; __s32 aux_fd; __u32 y_offset; __u32 cb_offset; __u32 cr_offset; __u32 aux_offset; __u32 frame_num; __u32 flags; // Must be zero'ed __u32 reserved[6]; }; struct tegra_vde_h264_decoder_ctx { __s32 bitstream_data_fd; __u32 bitstream_data_offset; __u64 dpb_frames_ptr; __u32 dpb_frames_nb; __u32 dpb_ref_frames_with_earlier_poc_nb; // SPS __u32 baseline_profile; __u32 level_idc; __u32 log2_max_pic_order_cnt_lsb; __u32 log2_max_frame_num; __u32 pic_order_cnt_type; __u32 direct_8x8_inference_flag; __u32 pic_width_in_mbs; __u32 pic_height_in_mbs; // PPS __u32 pic_init_qp; __u32 deblocking_filter_control_present_flag; __u32 constrained_intra_pred_flag; __u32 chroma_qp_index_offset; __u32 pic_order_present_flag; // Slice header __u32 num_ref_idx_l0_active_minus1; __u32 num_ref_idx_l1_active_minus1; // Must be zero'ed __u32 reserved[11]; }; #define VDE_IOCTL_BASE ('v' + 0x20) #define VDE_IO(nr) _IO(VDE_IOCTL_BASE, nr) #define VDE_IOR(nr, type) _IOR(VDE_IOCTL_BASE, nr, type) #define VDE_IOW(nr, type) _IOW(VDE_IOCTL_BASE, nr, type) #define VDE_IOWR(nr, type) _IOWR(VDE_IOCTL_BASE, nr, type) #define TEGRA_VDE_DECODE_H264 0x00 #define TEGRA_VDE_IOCTL_DECODE_H264 \ VDE_IOW(TEGRA_VDE_DECODE_H264, struct tegra_vde_h264_decoder_ctx) #endif // _UAPI_TEGRA_VDE_H_