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Name	Size	Permission	Date
davinci	[ DIR ]	drwxr-xr-x	2026-06-04 06:36
drv-intf	[ DIR ]	drwxr-xr-x	2026-06-04 06:36
i2c	[ DIR ]	drwxr-xr-x	2026-06-04 06:36
tpg	[ DIR ]	drwxr-xr-x	2026-06-04 06:36
cec-notifier.h	5.03 KB	-rw-r--r--	2024-03-10 20:38
cec-pin.h	2.79 KB	-rw-r--r--	2024-03-10 20:38
cec.h	17.08 KB	-rw-r--r--	2026-05-26 09:55
demux.h	22.69 KB	-rw-r--r--	2024-03-10 20:38
dmxdev.h	5.87 KB	-rw-r--r--	2024-03-10 20:38
dvb-usb-ids.h	19.46 KB	-rw-r--r--	2024-03-10 20:38
dvb_ca_en50221.h	4.35 KB	-rw-r--r--	2024-03-10 20:38
dvb_demux.h	10.77 KB	-rw-r--r--	2024-03-10 20:38
dvb_frontend.h	30.42 KB	-rw-r--r--	2024-03-10 20:38
dvb_net.h	2.43 KB	-rw-r--r--	2024-03-10 20:38
dvb_ringbuffer.h	8.32 KB	-rw-r--r--	2024-03-10 20:38
dvb_vb2.h	7.65 KB	-rw-r--r--	2024-03-10 20:38
dvbdev.h	14.77 KB	-rw-r--r--	2024-03-10 20:38
frame_vector.h	1.42 KB	-rw-r--r--	2024-03-10 20:38
imx.h	190 B	-rw-r--r--	2024-03-10 20:38
ipu-bridge.h	4.27 KB	-rw-r--r--	2024-03-10 20:38
jpeg.h	500 B	-rw-r--r--	2024-03-10 20:38
media-dev-allocator.h	2.21 KB	-rw-r--r--	2024-03-10 20:38
media-device.h	17.52 KB	-rw-r--r--	2024-03-10 20:38
media-devnode.h	5.29 KB	-rw-r--r--	2024-03-10 20:38
media-entity.h	47.31 KB	-rw-r--r--	2026-05-26 09:55
media-request.h	11.96 KB	-rw-r--r--	2024-03-10 20:38
mipi-csi2.h	1.46 KB	-rw-r--r--	2024-03-10 20:38
rc-core.h	12.15 KB	-rw-r--r--	2024-03-10 20:38
rc-map.h	14.47 KB	-rw-r--r--	2024-03-10 20:38
rcar-fcp.h	1.1 KB	-rw-r--r--	2024-03-10 20:38
tuner-types.h	7.54 KB	-rw-r--r--	2024-03-10 20:38
tuner.h	8.43 KB	-rw-r--r--	2024-03-10 20:38
tveeprom.h	3.3 KB	-rw-r--r--	2024-03-10 20:38
v4l2-async.h	11.67 KB	-rw-r--r--	2024-03-10 20:38
v4l2-cci.h	4.75 KB	-rw-r--r--	2024-03-10 20:38
v4l2-common.h	19.96 KB	-rw-r--r--	2026-05-26 09:55
v4l2-ctrls.h	54.48 KB	-rw-r--r--	2024-03-10 20:38
v4l2-dev.h	20.11 KB	-rw-r--r--	2024-03-10 20:38
v4l2-device.h	18.46 KB	-rw-r--r--	2024-03-10 20:38
v4l2-dv-timings.h	9.32 KB	-rw-r--r--	2026-05-26 09:55
v4l2-event.h	6.01 KB	-rw-r--r--	2024-03-10 20:38
v4l2-fh.h	4.22 KB	-rw-r--r--	2024-03-10 20:38
v4l2-flash-led-class.h	5.75 KB	-rw-r--r--	2024-03-10 20:38
v4l2-fwnode.h	15.57 KB	-rw-r--r--	2024-03-10 20:38
v4l2-h264.h	3.1 KB	-rw-r--r--	2024-03-10 20:38
v4l2-image-sizes.h	827 B	-rw-r--r--	2024-03-10 20:38
v4l2-ioctl.h	33.31 KB	-rw-r--r--	2024-03-10 20:38
v4l2-jpeg.h	5.08 KB	-rw-r--r--	2024-03-10 20:38
v4l2-mc.h	7.68 KB	-rw-r--r--	2024-03-10 20:38
v4l2-mediabus.h	8.76 KB	-rw-r--r--	2024-03-10 20:38
v4l2-mem2mem.h	29.27 KB	-rw-r--r--	2026-05-26 09:55
v4l2-rect.h	5.71 KB	-rw-r--r--	2024-03-10 20:38
v4l2-subdev.h	71.43 KB	-rw-r--r--	2026-05-26 09:55
v4l2-vp9.h	8.32 KB	-rw-r--r--	2024-03-10 20:38
videobuf2-core.h	50.44 KB	-rw-r--r--	2026-05-26 09:55
videobuf2-dma-contig.h	883 B	-rw-r--r--	2024-03-10 20:38
videobuf2-dma-sg.h	698 B	-rw-r--r--	2024-03-10 20:38
videobuf2-dvb.h	1.81 KB	-rw-r--r--	2024-03-10 20:38
videobuf2-memops.h	1.09 KB	-rw-r--r--	2024-03-10 20:38
videobuf2-v4l2.h	14.39 KB	-rw-r--r--	2024-03-10 20:38
videobuf2-vmalloc.h	509 B	-rw-r--r--	2024-03-10 20:38
vsp1.h	3.62 KB	-rw-r--r--	2024-03-10 20:38

Rename

/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
 * Helper functions for H264 codecs.
 *
 * Copyright (c) 2019 Collabora, Ltd.
 *
 * Author: Boris Brezillon <boris.brezillon@collabora.com>
 */

#ifndef _MEDIA_V4L2_H264_H
#define _MEDIA_V4L2_H264_H

#include <media/v4l2-ctrls.h>

/**
 * struct v4l2_h264_reflist_builder - Reference list builder object
 *
 * @refs.top_field_order_cnt: top field order count
 * @refs.bottom_field_order_cnt: bottom field order count
 * @refs.frame_num: reference frame number
 * @refs.longterm: set to true for a long term reference
 * @refs: array of references
 * @cur_pic_order_count: picture order count of the frame being decoded
 * @cur_pic_fields: fields present in the frame being decoded
 * @unordered_reflist: unordered list of references. Will be used to generate
 *		       ordered P/B0/B1 lists
 * @num_valid: number of valid references in the refs array
 *
 * This object stores the context of the P/B0/B1 reference list builder.
 * This procedure is described in section '8.2.4 Decoding process for reference
 * picture lists construction' of the H264 spec.
 */
struct v4l2_h264_reflist_builder {
	struct {
		s32 top_field_order_cnt;
		s32 bottom_field_order_cnt;
		int frame_num;
		u16 longterm : 1;
	} refs[V4L2_H264_NUM_DPB_ENTRIES];

s32 cur_pic_order_count;
	u8 cur_pic_fields;

struct v4l2_h264_reference unordered_reflist[V4L2_H264_REF_LIST_LEN];
	u8 num_valid;
};

void
v4l2_h264_init_reflist_builder(struct v4l2_h264_reflist_builder *b,
		const struct v4l2_ctrl_h264_decode_params *dec_params,
		const struct v4l2_ctrl_h264_sps *sps,
		const struct v4l2_h264_dpb_entry dpb[V4L2_H264_NUM_DPB_ENTRIES]);

/**
 * v4l2_h264_build_b_ref_lists() - Build the B0/B1 reference lists
 *
 * @builder: reference list builder context
 * @b0_reflist: 32 sized array used to store the B0 reference list. Each entry
 *		is a v4l2_h264_reference structure
 * @b1_reflist: 32 sized array used to store the B1 reference list. Each entry
 *		is a v4l2_h264_reference structure
 *
 * This functions builds the B0/B1 reference lists. This procedure is described
 * in section '8.2.4 Decoding process for reference picture lists construction'
 * of the H264 spec. This function can be used by H264 decoder drivers that
 * need to pass B0/B1 reference lists to the hardware.
 */
void
v4l2_h264_build_b_ref_lists(const struct v4l2_h264_reflist_builder *builder,
			    struct v4l2_h264_reference *b0_reflist,
			    struct v4l2_h264_reference *b1_reflist);

/**
 * v4l2_h264_build_p_ref_list() - Build the P reference list
 *
 * @builder: reference list builder context
 * @reflist: 32 sized array used to store the P reference list. Each entry
 *	     is a v4l2_h264_reference structure
 *
 * This functions builds the P reference lists. This procedure is describe in
 * section '8.2.4 Decoding process for reference picture lists construction'
 * of the H264 spec. This function can be used by H264 decoder drivers that
 * need to pass a P reference list to the hardware.
 */
void
v4l2_h264_build_p_ref_list(const struct v4l2_h264_reflist_builder *builder,
			   struct v4l2_h264_reference *reflist);

#endif /* _MEDIA_V4L2_H264_H */