[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

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;
	bool active_info_valid;
	bool horizontal_bar_valid;
	bool vertical_bar_valid;
	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
72b09896 DL	26	struct hdmi_any_infoframe {
	27	enum hdmi_infoframe_type type;
	28	unsigned char version;
	29	unsigned char length;
	30	};
	31
f142d3bd TR	32	enum hdmi_colorspace {
	33	HDMI_COLORSPACE_RGB,
	34	HDMI_COLORSPACE_YUV422,
	35	HDMI_COLORSPACE_YUV444,
	36	};
	37
	38	enum hdmi_scan_mode {
	39	HDMI_SCAN_MODE_NONE,
	40	HDMI_SCAN_MODE_OVERSCAN,
	41	HDMI_SCAN_MODE_UNDERSCAN,
	42	};
	43
	44	enum hdmi_colorimetry {
	45	HDMI_COLORIMETRY_NONE,
	46	HDMI_COLORIMETRY_ITU_601,
	47	HDMI_COLORIMETRY_ITU_709,
	48	HDMI_COLORIMETRY_EXTENDED,
	49	};
	50
	51	enum hdmi_picture_aspect {
	52	HDMI_PICTURE_ASPECT_NONE,
	53	HDMI_PICTURE_ASPECT_4_3,
	54	HDMI_PICTURE_ASPECT_16_9,
	55	};
	56
	57	enum hdmi_active_aspect {
	58	HDMI_ACTIVE_ASPECT_16_9_TOP = 2,
	59	HDMI_ACTIVE_ASPECT_14_9_TOP = 3,
	60	HDMI_ACTIVE_ASPECT_16_9_CENTER = 4,
	61	HDMI_ACTIVE_ASPECT_PICTURE = 8,
	62	HDMI_ACTIVE_ASPECT_4_3 = 9,
	63	HDMI_ACTIVE_ASPECT_16_9 = 10,
	64	HDMI_ACTIVE_ASPECT_14_9 = 11,
	65	HDMI_ACTIVE_ASPECT_4_3_SP_14_9 = 13,
	66	HDMI_ACTIVE_ASPECT_16_9_SP_14_9 = 14,
	67	HDMI_ACTIVE_ASPECT_16_9_SP_4_3 = 15,
	68	};
	69
	70	enum hdmi_extended_colorimetry {
	71	HDMI_EXTENDED_COLORIMETRY_XV_YCC_601,
	72	HDMI_EXTENDED_COLORIMETRY_XV_YCC_709,
	73	HDMI_EXTENDED_COLORIMETRY_S_YCC_601,
	74	HDMI_EXTENDED_COLORIMETRY_ADOBE_YCC_601,
	75	HDMI_EXTENDED_COLORIMETRY_ADOBE_RGB,
	76	};
	77
	78	enum hdmi_quantization_range {
	79	HDMI_QUANTIZATION_RANGE_DEFAULT,
	80	HDMI_QUANTIZATION_RANGE_LIMITED,
	81	HDMI_QUANTIZATION_RANGE_FULL,
	82	};
	83
	84	/* non-uniform picture scaling */
	85	enum hdmi_nups {
	86	HDMI_NUPS_UNKNOWN,
	87	HDMI_NUPS_HORIZONTAL,
	88	HDMI_NUPS_VERTICAL,
	89	HDMI_NUPS_BOTH,
	90	};
	91
	92	enum hdmi_ycc_quantization_range {
	93	HDMI_YCC_QUANTIZATION_RANGE_LIMITED,
	94	HDMI_YCC_QUANTIZATION_RANGE_FULL,
	95	};
96
97	enum hdmi_content_type {
98	HDMI_CONTENT_TYPE_NONE,
99	HDMI_CONTENT_TYPE_PHOTO,
100	HDMI_CONTENT_TYPE_CINEMA,
101	HDMI_CONTENT_TYPE_GAME,
102	};
103
104	struct hdmi_avi_infoframe {
105	enum hdmi_infoframe_type type;
106	unsigned char version;
107	unsigned char length;
108	enum hdmi_colorspace colorspace;
109	bool active_info_valid;
110	bool horizontal_bar_valid;
111	bool vertical_bar_valid;
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 */