[mirror_ubuntu-bionic-kernel.git] / include / linux / hdmi.h

/*
 * Copyright (C) 2012 Avionic Design GmbH
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 */

#ifndef __LINUX_HDMI_H_
#define __LINUX_HDMI_H_

#include <linux/types.h>

enum hdmi_infoframe_type {
	HDMI_INFOFRAME_TYPE_VENDOR = 0x81,
	HDMI_INFOFRAME_TYPE_AVI = 0x82,
	HDMI_INFOFRAME_TYPE_SPD = 0x83,
	HDMI_INFOFRAME_TYPE_AUDIO = 0x84,
};

#define HDMI_INFOFRAME_HEADER_SIZE  4
#define HDMI_AVI_INFOFRAME_SIZE    13
#define HDMI_SPD_INFOFRAME_SIZE    25
#define HDMI_AUDIO_INFOFRAME_SIZE  10

#define HDMI_INFOFRAME_SIZE(type)	\
	(HDMI_INFOFRAME_HEADER_SIZE + HDMI_ ## type ## _INFOFRAME_SIZE)

struct hdmi_any_infoframe {
	enum hdmi_infoframe_type type;
	unsigned char version;
	unsigned char length;
};

enum hdmi_colorspace {
	HDMI_COLORSPACE_RGB,
	HDMI_COLORSPACE_YUV422,
	HDMI_COLORSPACE_YUV444,
};

enum hdmi_scan_mode {
	HDMI_SCAN_MODE_NONE,
	HDMI_SCAN_MODE_OVERSCAN,
	HDMI_SCAN_MODE_UNDERSCAN,
};

enum hdmi_colorimetry {
	HDMI_COLORIMETRY_NONE,
	HDMI_COLORIMETRY_ITU_601,
	HDMI_COLORIMETRY_ITU_709,
	HDMI_COLORIMETRY_EXTENDED,
};

enum hdmi_picture_aspect {
	HDMI_PICTURE_ASPECT_NONE,
	HDMI_PICTURE_ASPECT_4_3,
	HDMI_PICTURE_ASPECT_16_9,
};

enum hdmi_active_aspect {
	HDMI_ACTIVE_ASPECT_16_9_TOP = 2,
	HDMI_ACTIVE_ASPECT_14_9_TOP = 3,
	HDMI_ACTIVE_ASPECT_16_9_CENTER = 4,
	HDMI_ACTIVE_ASPECT_PICTURE = 8,
	HDMI_ACTIVE_ASPECT_4_3 = 9,
	HDMI_ACTIVE_ASPECT_16_9 = 10,
	HDMI_ACTIVE_ASPECT_14_9 = 11,
	HDMI_ACTIVE_ASPECT_4_3_SP_14_9 = 13,
	HDMI_ACTIVE_ASPECT_16_9_SP_14_9 = 14,
	HDMI_ACTIVE_ASPECT_16_9_SP_4_3 = 15,
};

enum hdmi_extended_colorimetry {
	HDMI_EXTENDED_COLORIMETRY_XV_YCC_601,
	HDMI_EXTENDED_COLORIMETRY_XV_YCC_709,
	HDMI_EXTENDED_COLORIMETRY_S_YCC_601,
	HDMI_EXTENDED_COLORIMETRY_ADOBE_YCC_601,
	HDMI_EXTENDED_COLORIMETRY_ADOBE_RGB,
};

enum hdmi_quantization_range {
	HDMI_QUANTIZATION_RANGE_DEFAULT,
	HDMI_QUANTIZATION_RANGE_LIMITED,
	HDMI_QUANTIZATION_RANGE_FULL,
};

/* non-uniform picture scaling */
enum hdmi_nups {
	HDMI_NUPS_UNKNOWN,
	HDMI_NUPS_HORIZONTAL,
	HDMI_NUPS_VERTICAL,
	HDMI_NUPS_BOTH,
};

enum hdmi_ycc_quantization_range {
	HDMI_YCC_QUANTIZATION_RANGE_LIMITED,
	HDMI_YCC_QUANTIZATION_RANGE_FULL,
};

enum hdmi_content_type {
	HDMI_CONTENT_TYPE_NONE,
	HDMI_CONTENT_TYPE_PHOTO,
	HDMI_CONTENT_TYPE_CINEMA,
	HDMI_CONTENT_TYPE_GAME,
};

struct hdmi_avi_infoframe {
	enum hdmi_infoframe_type type;
	unsigned char version;
	unsigned char length;
	enum hdmi_colorspace colorspace;
	enum hdmi_scan_mode scan_mode;
	enum hdmi_colorimetry colorimetry;
	enum hdmi_picture_aspect picture_aspect;
	enum hdmi_active_aspect active_aspect;
	bool itc;
	enum hdmi_extended_colorimetry extended_colorimetry;
	enum hdmi_quantization_range quantization_range;
	enum hdmi_nups nups;
	unsigned char video_code;
	enum hdmi_ycc_quantization_range ycc_quantization_range;
	enum hdmi_content_type content_type;
	unsigned char pixel_repeat;
	unsigned short top_bar;
	unsigned short bottom_bar;
	unsigned short left_bar;
	unsigned short right_bar;
};

int hdmi_avi_infoframe_init(struct hdmi_avi_infoframe *frame);
ssize_t hdmi_avi_infoframe_pack(struct hdmi_avi_infoframe *frame, void *buffer,
				size_t size);

enum hdmi_spd_sdi {
	HDMI_SPD_SDI_UNKNOWN,
	HDMI_SPD_SDI_DSTB,
	HDMI_SPD_SDI_DVDP,
	HDMI_SPD_SDI_DVHS,
	HDMI_SPD_SDI_HDDVR,
	HDMI_SPD_SDI_DVC,
	HDMI_SPD_SDI_DSC,
	HDMI_SPD_SDI_VCD,
	HDMI_SPD_SDI_GAME,
	HDMI_SPD_SDI_PC,
	HDMI_SPD_SDI_BD,
	HDMI_SPD_SDI_SACD,
	HDMI_SPD_SDI_HDDVD,
	HDMI_SPD_SDI_PMP,
};

struct hdmi_spd_infoframe {
	enum hdmi_infoframe_type type;
	unsigned char version;
	unsigned char length;
	char vendor[8];
	char product[16];
	enum hdmi_spd_sdi sdi;
};

int hdmi_spd_infoframe_init(struct hdmi_spd_infoframe *frame,
			    const char *vendor, const char *product);
ssize_t hdmi_spd_infoframe_pack(struct hdmi_spd_infoframe *frame, void *buffer,
				size_t size);

enum hdmi_audio_coding_type {
	HDMI_AUDIO_CODING_TYPE_STREAM,
	HDMI_AUDIO_CODING_TYPE_PCM,
	HDMI_AUDIO_CODING_TYPE_AC3,
	HDMI_AUDIO_CODING_TYPE_MPEG1,
	HDMI_AUDIO_CODING_TYPE_MP3,
	HDMI_AUDIO_CODING_TYPE_MPEG2,
	HDMI_AUDIO_CODING_TYPE_AAC_LC,
	HDMI_AUDIO_CODING_TYPE_DTS,
	HDMI_AUDIO_CODING_TYPE_ATRAC,
	HDMI_AUDIO_CODING_TYPE_DSD,
	HDMI_AUDIO_CODING_TYPE_EAC3,
	HDMI_AUDIO_CODING_TYPE_DTS_HD,
	HDMI_AUDIO_CODING_TYPE_MLP,
	HDMI_AUDIO_CODING_TYPE_DST,
	HDMI_AUDIO_CODING_TYPE_WMA_PRO,
};

enum hdmi_audio_sample_size {
	HDMI_AUDIO_SAMPLE_SIZE_STREAM,
	HDMI_AUDIO_SAMPLE_SIZE_16,
	HDMI_AUDIO_SAMPLE_SIZE_20,
	HDMI_AUDIO_SAMPLE_SIZE_24,
};

enum hdmi_audio_sample_frequency {
	HDMI_AUDIO_SAMPLE_FREQUENCY_STREAM,
	HDMI_AUDIO_SAMPLE_FREQUENCY_32000,
	HDMI_AUDIO_SAMPLE_FREQUENCY_44100,
	HDMI_AUDIO_SAMPLE_FREQUENCY_48000,
	HDMI_AUDIO_SAMPLE_FREQUENCY_88200,
	HDMI_AUDIO_SAMPLE_FREQUENCY_96000,
	HDMI_AUDIO_SAMPLE_FREQUENCY_176400,
	HDMI_AUDIO_SAMPLE_FREQUENCY_192000,
};

enum hdmi_audio_coding_type_ext {
	HDMI_AUDIO_CODING_TYPE_EXT_STREAM,
	HDMI_AUDIO_CODING_TYPE_EXT_HE_AAC,
	HDMI_AUDIO_CODING_TYPE_EXT_HE_AAC_V2,
	HDMI_AUDIO_CODING_TYPE_EXT_MPEG_SURROUND,
};

struct hdmi_audio_infoframe {
	enum hdmi_infoframe_type type;
	unsigned char version;
	unsigned char length;
	unsigned char channels;
	enum hdmi_audio_coding_type coding_type;
	enum hdmi_audio_sample_size sample_size;
	enum hdmi_audio_sample_frequency sample_frequency;
	enum hdmi_audio_coding_type_ext coding_type_ext;
	unsigned char channel_allocation;
	unsigned char level_shift_value;
	bool downmix_inhibit;

};

int hdmi_audio_infoframe_init(struct hdmi_audio_infoframe *frame);
ssize_t hdmi_audio_infoframe_pack(struct hdmi_audio_infoframe *frame,
				  void *buffer, size_t size);

struct hdmi_vendor_infoframe {
	enum hdmi_infoframe_type type;
	unsigned char version;
	unsigned char length;
	u8 data[27];
};

ssize_t hdmi_vendor_infoframe_pack(struct hdmi_vendor_infoframe *frame,
				   void *buffer, size_t size);

union hdmi_infoframe {
	struct hdmi_any_infoframe any;
	struct hdmi_avi_infoframe avi;
	struct hdmi_spd_infoframe spd;
	struct hdmi_vendor_infoframe vendor;
	struct hdmi_audio_infoframe audio;
};

ssize_t
hdmi_infoframe_pack(union hdmi_infoframe *frame, void *buffer, size_t size);

#endif /* _DRM_HDMI_H */
Commit	Line	Data
f142d3bd TR	1	/*
	2	* Copyright (C) 2012 Avionic Design GmbH
	3	*
	4	* This program is free software; you can redistribute it and/or modify
	5	* it under the terms of the GNU General Public License version 2 as
	6	* published by the Free Software Foundation.
	7	*/
	8
	9	#ifndef __LINUX_HDMI_H_
	10	#define __LINUX_HDMI_H_
	11
	12	#include <linux/types.h>
	13
	14	enum hdmi_infoframe_type {
	15	HDMI_INFOFRAME_TYPE_VENDOR = 0x81,
	16	HDMI_INFOFRAME_TYPE_AVI = 0x82,
	17	HDMI_INFOFRAME_TYPE_SPD = 0x83,
	18	HDMI_INFOFRAME_TYPE_AUDIO = 0x84,
	19	};
	20
	21	#define HDMI_INFOFRAME_HEADER_SIZE 4
	22	#define HDMI_AVI_INFOFRAME_SIZE 13
	23	#define HDMI_SPD_INFOFRAME_SIZE 25
	24	#define HDMI_AUDIO_INFOFRAME_SIZE 10
	25
61177b0e DL	26	#define HDMI_INFOFRAME_SIZE(type) \
	27	(HDMI_INFOFRAME_HEADER_SIZE + HDMI_ ## type ## _INFOFRAME_SIZE)
	28
72b09896 DL	29	struct hdmi_any_infoframe {
	30	enum hdmi_infoframe_type type;
	31	unsigned char version;
	32	unsigned char length;
	33	};
	34
f142d3bd TR	35	enum hdmi_colorspace {
	36	HDMI_COLORSPACE_RGB,
	37	HDMI_COLORSPACE_YUV422,
	38	HDMI_COLORSPACE_YUV444,
	39	};
	40
	41	enum hdmi_scan_mode {
	42	HDMI_SCAN_MODE_NONE,
	43	HDMI_SCAN_MODE_OVERSCAN,
	44	HDMI_SCAN_MODE_UNDERSCAN,
	45	};
	46
	47	enum hdmi_colorimetry {
	48	HDMI_COLORIMETRY_NONE,
	49	HDMI_COLORIMETRY_ITU_601,
	50	HDMI_COLORIMETRY_ITU_709,
	51	HDMI_COLORIMETRY_EXTENDED,
	52	};
	53
	54	enum hdmi_picture_aspect {
	55	HDMI_PICTURE_ASPECT_NONE,
	56	HDMI_PICTURE_ASPECT_4_3,
	57	HDMI_PICTURE_ASPECT_16_9,
	58	};
	59
	60	enum hdmi_active_aspect {
	61	HDMI_ACTIVE_ASPECT_16_9_TOP = 2,
	62	HDMI_ACTIVE_ASPECT_14_9_TOP = 3,
	63	HDMI_ACTIVE_ASPECT_16_9_CENTER = 4,
	64	HDMI_ACTIVE_ASPECT_PICTURE = 8,
	65	HDMI_ACTIVE_ASPECT_4_3 = 9,
	66	HDMI_ACTIVE_ASPECT_16_9 = 10,
	67	HDMI_ACTIVE_ASPECT_14_9 = 11,
	68	HDMI_ACTIVE_ASPECT_4_3_SP_14_9 = 13,
	69	HDMI_ACTIVE_ASPECT_16_9_SP_14_9 = 14,
	70	HDMI_ACTIVE_ASPECT_16_9_SP_4_3 = 15,
	71	};
	72
	73	enum hdmi_extended_colorimetry {
	74	HDMI_EXTENDED_COLORIMETRY_XV_YCC_601,
	75	HDMI_EXTENDED_COLORIMETRY_XV_YCC_709,
	76	HDMI_EXTENDED_COLORIMETRY_S_YCC_601,
	77	HDMI_EXTENDED_COLORIMETRY_ADOBE_YCC_601,
	78	HDMI_EXTENDED_COLORIMETRY_ADOBE_RGB,
	79	};
	80
	81	enum hdmi_quantization_range {
	82	HDMI_QUANTIZATION_RANGE_DEFAULT,
	83	HDMI_QUANTIZATION_RANGE_LIMITED,
	84	HDMI_QUANTIZATION_RANGE_FULL,
	85	};
	86
	87	/* non-uniform picture scaling */
	88	enum hdmi_nups {
	89	HDMI_NUPS_UNKNOWN,
	90	HDMI_NUPS_HORIZONTAL,
	91	HDMI_NUPS_VERTICAL,
	92	HDMI_NUPS_BOTH,
	93	};
	94
	95	enum hdmi_ycc_quantization_range {
	96	HDMI_YCC_QUANTIZATION_RANGE_LIMITED,
	97	HDMI_YCC_QUANTIZATION_RANGE_FULL,
	98	};
99
100	enum hdmi_content_type {
101	HDMI_CONTENT_TYPE_NONE,
102	HDMI_CONTENT_TYPE_PHOTO,
103	HDMI_CONTENT_TYPE_CINEMA,
104	HDMI_CONTENT_TYPE_GAME,
105	};
106
107	struct hdmi_avi_infoframe {
108	enum hdmi_infoframe_type type;
109	unsigned char version;
110	unsigned char length;
111	enum hdmi_colorspace colorspace;
f142d3bd TR	112	enum hdmi_scan_mode scan_mode;
	113	enum hdmi_colorimetry colorimetry;
	114	enum hdmi_picture_aspect picture_aspect;
	115	enum hdmi_active_aspect active_aspect;
	116	bool itc;
	117	enum hdmi_extended_colorimetry extended_colorimetry;
	118	enum hdmi_quantization_range quantization_range;
	119	enum hdmi_nups nups;
	120	unsigned char video_code;
	121	enum hdmi_ycc_quantization_range ycc_quantization_range;
	122	enum hdmi_content_type content_type;
	123	unsigned char pixel_repeat;
	124	unsigned short top_bar;
	125	unsigned short bottom_bar;
	126	unsigned short left_bar;
	127	unsigned short right_bar;
	128	};
	129
	130	int hdmi_avi_infoframe_init(struct hdmi_avi_infoframe *frame);
	131	ssize_t hdmi_avi_infoframe_pack(struct hdmi_avi_infoframe frame, void buffer,
	132	size_t size);
	133
	134	enum hdmi_spd_sdi {
	135	HDMI_SPD_SDI_UNKNOWN,
	136	HDMI_SPD_SDI_DSTB,
	137	HDMI_SPD_SDI_DVDP,
	138	HDMI_SPD_SDI_DVHS,
	139	HDMI_SPD_SDI_HDDVR,
	140	HDMI_SPD_SDI_DVC,
	141	HDMI_SPD_SDI_DSC,
	142	HDMI_SPD_SDI_VCD,
	143	HDMI_SPD_SDI_GAME,
	144	HDMI_SPD_SDI_PC,
	145	HDMI_SPD_SDI_BD,
	146	HDMI_SPD_SDI_SACD,
	147	HDMI_SPD_SDI_HDDVD,
	148	HDMI_SPD_SDI_PMP,
	149	};
	150
	151	struct hdmi_spd_infoframe {
	152	enum hdmi_infoframe_type type;
	153	unsigned char version;
	154	unsigned char length;
	155	char vendor[8];
	156	char product[16];
	157	enum hdmi_spd_sdi sdi;
	158	};
	159
	160	int hdmi_spd_infoframe_init(struct hdmi_spd_infoframe *frame,
	161	const char vendor, const char product);
	162	ssize_t hdmi_spd_infoframe_pack(struct hdmi_spd_infoframe frame, void buffer,
	163	size_t size);
	164
	165	enum hdmi_audio_coding_type {
	166	HDMI_AUDIO_CODING_TYPE_STREAM,
	167	HDMI_AUDIO_CODING_TYPE_PCM,
	168	HDMI_AUDIO_CODING_TYPE_AC3,
	169	HDMI_AUDIO_CODING_TYPE_MPEG1,
	170	HDMI_AUDIO_CODING_TYPE_MP3,
	171	HDMI_AUDIO_CODING_TYPE_MPEG2,
	172	HDMI_AUDIO_CODING_TYPE_AAC_LC,
	173	HDMI_AUDIO_CODING_TYPE_DTS,
	174	HDMI_AUDIO_CODING_TYPE_ATRAC,
	175	HDMI_AUDIO_CODING_TYPE_DSD,
176	HDMI_AUDIO_CODING_TYPE_EAC3,
177	HDMI_AUDIO_CODING_TYPE_DTS_HD,
178	HDMI_AUDIO_CODING_TYPE_MLP,
179	HDMI_AUDIO_CODING_TYPE_DST,
180	HDMI_AUDIO_CODING_TYPE_WMA_PRO,
181	};
182
183	enum hdmi_audio_sample_size {
184	HDMI_AUDIO_SAMPLE_SIZE_STREAM,
185	HDMI_AUDIO_SAMPLE_SIZE_16,
186	HDMI_AUDIO_SAMPLE_SIZE_20,
187	HDMI_AUDIO_SAMPLE_SIZE_24,
188	};
189
190	enum hdmi_audio_sample_frequency {
191	HDMI_AUDIO_SAMPLE_FREQUENCY_STREAM,
192	HDMI_AUDIO_SAMPLE_FREQUENCY_32000,
193	HDMI_AUDIO_SAMPLE_FREQUENCY_44100,
194	HDMI_AUDIO_SAMPLE_FREQUENCY_48000,
195	HDMI_AUDIO_SAMPLE_FREQUENCY_88200,
196	HDMI_AUDIO_SAMPLE_FREQUENCY_96000,
197	HDMI_AUDIO_SAMPLE_FREQUENCY_176400,
198	HDMI_AUDIO_SAMPLE_FREQUENCY_192000,
199	};
200
201	enum hdmi_audio_coding_type_ext {
202	HDMI_AUDIO_CODING_TYPE_EXT_STREAM,
203	HDMI_AUDIO_CODING_TYPE_EXT_HE_AAC,
204	HDMI_AUDIO_CODING_TYPE_EXT_HE_AAC_V2,
205	HDMI_AUDIO_CODING_TYPE_EXT_MPEG_SURROUND,
206	};
207
208	struct hdmi_audio_infoframe {
209	enum hdmi_infoframe_type type;
210	unsigned char version;
211	unsigned char length;
212	unsigned char channels;
213	enum hdmi_audio_coding_type coding_type;
214	enum hdmi_audio_sample_size sample_size;
215	enum hdmi_audio_sample_frequency sample_frequency;
216	enum hdmi_audio_coding_type_ext coding_type_ext;
217	unsigned char channel_allocation;
218	unsigned char level_shift_value;
219	bool downmix_inhibit;
220
221	};
222
223	int hdmi_audio_infoframe_init(struct hdmi_audio_infoframe *frame);
224	ssize_t hdmi_audio_infoframe_pack(struct hdmi_audio_infoframe *frame,
225	void *buffer, size_t size);
226
227	struct hdmi_vendor_infoframe {
228	enum hdmi_infoframe_type type;
229	unsigned char version;
230	unsigned char length;
231	u8 data[27];
232	};
233
234	ssize_t hdmi_vendor_infoframe_pack(struct hdmi_vendor_infoframe *frame,
235	void *buffer, size_t size);
236
72b09896 DL	237	union hdmi_infoframe {
	238	struct hdmi_any_infoframe any;
	239	struct hdmi_avi_infoframe avi;
	240	struct hdmi_spd_infoframe spd;
	241	struct hdmi_vendor_infoframe vendor;
	242	struct hdmi_audio_infoframe audio;
	243	};
	244
	245	ssize_t
	246	hdmi_infoframe_pack(union hdmi_infoframe frame, void buffer, size_t size);
	247
f142d3bd	248	#endif /* _DRM_HDMI_H */