cfe.h

 1/* SPDX-License-Identifier: GPL-2.0 */
 2/*
 3 * RP1 CFE Driver
 4 *
 5 * Copyright (c) 2021-2024 Raspberry Pi Ltd.
 6 * Copyright (c) 2023-2024 Ideas on Board Oy
 7 */
 8#ifndef _RP1_CFE_
 9#define _RP1_CFE_
10
11#include <linux/media-bus-format.h>
12#include <linux/types.h>
13#include <linux/videodev2.h>
14
15extern bool cfe_debug_verbose;
16
17enum cfe_remap_types {
18	CFE_REMAP_16BIT,
19	CFE_REMAP_COMPRESSED,
20	CFE_NUM_REMAP,
21};
22
23#define CFE_FORMAT_FLAG_META_OUT	BIT(0)
24#define CFE_FORMAT_FLAG_META_CAP	BIT(1)
25#define CFE_FORMAT_FLAG_FE_OUT		BIT(2)
26
27struct cfe_fmt {
28	u32 fourcc;
29	u32 code;
30	u8 depth;
31	u8 csi_dt;
32	u32 remap[CFE_NUM_REMAP];
33	u32 flags;
34};
35
36extern const struct v4l2_mbus_framefmt cfe_default_format;
37
38const struct cfe_fmt *find_format_by_code(u32 code);
39const struct cfe_fmt *find_format_by_pix(u32 pixelformat);
40u32 cfe_find_16bit_code(u32 code);
41u32 cfe_find_compressed_code(u32 code);
42
43#endif