1 #ifndef __ROCKCHIP_HDMI_H__
2 #define __ROCKCHIP_HDMI_H__
5 #include <linux/rk_fb.h>
6 #include <linux/display-sys.h>
8 #include <linux/switch.h>
10 #include <sound/pcm_params.h>
12 #define HDMI_VIDEO_NORMAL 0
13 #define HDMI_VIDEO_DMT BIT(9)
14 #define HDMI_VIDEO_YUV420 BIT(10)
15 #define HDMI_VIC_MASK (0xFF)
16 #define HDMI_TYPE_MASK (0xFF << 8)
19 #define HDMI_UBOOT_NOT_INIT BIT(16)
20 #define HDMI_UBOOT_VIC_MASK 0xFFFF
22 /* HDMI video information code according CEA-861-F */
23 enum hdmi_video_information_code {
24 HDMI_640X480P_60HZ = 1,
25 HDMI_720X480P_60HZ_4_3,
26 HDMI_720X480P_60HZ_16_9,
28 HDMI_1920X1080I_60HZ, /*5*/
29 HDMI_720X480I_60HZ_4_3,
30 HDMI_720X480I_60HZ_16_9,
31 HDMI_720X240P_60HZ_4_3,
32 HDMI_720X240P_60HZ_16_9,
33 HDMI_2880X480I_60HZ_4_3, /*10*/
34 HDMI_2880X480I_60HZ_16_9,
35 HDMI_2880X240P_60HZ_4_3,
36 HDMI_2880X240P_60HZ_16_9,
37 HDMI_1440X480P_60HZ_4_3,
38 HDMI_1440X480P_60HZ_16_9, /*15*/
40 HDMI_720X576P_50HZ_4_3,
41 HDMI_720X576P_50HZ_16_9,
43 HDMI_1920X1080I_50HZ, /*20*/
44 HDMI_720X576I_50HZ_4_3,
45 HDMI_720X576I_50HZ_16_9,
46 HDMI_720X288P_50HZ_4_3,
47 HDMI_720X288P_50HZ_16_9,
48 HDMI_2880X576I_50HZ_4_3, /*25*/
49 HDMI_2880X576I_50HZ_16_9,
50 HDMI_2880X288P_50HZ_4_3,
51 HDMI_2880X288P_50HZ_16_9,
52 HDMI_1440X576P_50HZ_4_3,
53 HDMI_1440X576P_50HZ_16_9, /*30*/
58 HDMI_2880X480P_60HZ_4_3, /*35*/
59 HDMI_2880X480P_60HZ_16_9,
60 HDMI_2880X576P_50HZ_4_3,
61 HDMI_2880X576P_50HZ_16_9,
62 HDMI_1920X1080I_50HZ_1250, /* V Line 1250 total*/
63 HDMI_1920X1080I_100HZ, /*40*/
65 HDMI_720X576P_100HZ_4_3,
66 HDMI_720X576P_100HZ_16_9,
67 HDMI_720X576I_100HZ_4_3,
68 HDMI_720X576I_100HZ_16_9, /*45*/
69 HDMI_1920X1080I_120HZ,
71 HDMI_720X480P_120HZ_4_3,
72 HDMI_720X480P_120HZ_16_9,
73 HDMI_720X480I_120HZ_4_3, /*50*/
74 HDMI_720X480I_120HZ_16_9,
75 HDMI_720X576P_200HZ_4_3,
76 HDMI_720X576P_200HZ_16_9,
77 HDMI_720X576I_200HZ_4_3,
78 HDMI_720X576I_200HZ_16_9, /*55*/
79 HDMI_720X480P_240HZ_4_3,
80 HDMI_720X480P_240HZ_16_9,
81 HDMI_720X480I_240HZ_4_3,
82 HDMI_720X480I_240HZ_16_9,
83 HDMI_1280X720P_24HZ, /*60*/
86 HDMI_1920X1080P_120HZ,
87 HDMI_1920X1080P_100HZ,
88 HDMI_1280X720P_24HZ_21_9, /*65*/
89 HDMI_1280X720P_25HZ_21_9,
90 HDMI_1280X720P_30HZ_21_9,
91 HDMI_1280X720P_50HZ_21_9,
92 HDMI_1280X720P_60HZ_21_9,
93 HDMI_1280X720P_100HZ_21_9, /*70*/
94 HDMI_1280X720P_120HZ_21_9,
95 HDMI_1920X1080P_24HZ_21_9,
96 HDMI_1920X1080P_25HZ_21_9,
97 HDMI_1920X1080P_30HZ_21_9,
98 HDMI_1920X1080P_50HZ_21_9, /*75*/
99 HDMI_1920X1080P_60HZ_21_9,
100 HDMI_1920X1080P_100HZ_21_9,
101 HDMI_1920X1080P_120HZ_21_9,
103 HDMI_1680X720P_25HZ, /*80*/
107 HDMI_1680X720P_100HZ,
108 HDMI_1680X720P_120HZ, /*85*/
109 HDMI_2560X1080P_24HZ,
110 HDMI_2560X1080P_25HZ,
111 HDMI_2560X1080P_30HZ,
112 HDMI_2560X1080P_50HZ,
113 HDMI_2560X1080P_60HZ, /*90*/
114 HDMI_2560X1080P_100HZ,
115 HDMI_2560X1080P_120HZ,
116 HDMI_3840X2160P_24HZ,
117 HDMI_3840X2160P_25HZ,
118 HDMI_3840X2160P_30HZ, /*95*/
119 HDMI_3840X2160P_50HZ,
120 HDMI_3840X2160P_60HZ,
121 HDMI_4096X2160P_24HZ,
122 HDMI_4096X2160P_25HZ,
123 HDMI_4096X2160P_30HZ, /*100*/
124 HDMI_4096X2160P_50HZ,
125 HDMI_4096X2160P_60HZ,
126 HDMI_3840X2160P_24HZ_21_9,
127 HDMI_3840X2160P_25HZ_21_9,
128 HDMI_3840X2160P_30HZ_21_9, /*105*/
129 HDMI_3840X2160P_50HZ_21_9,
130 HDMI_3840X2160P_60HZ_21_9,
133 /* HDMI Extended Resolution */
135 HDMI_VIC_4KX2K_30HZ = 1,
138 HDMI_VIC_4KX2K_24HZ_SMPTE
141 /* HDMI Video Format */
143 HDMI_VIDEO_FORMAT_NORMAL = 0,
144 HDMI_VIDEO_FORMAT_4KX2K,
145 HDMI_VIDEO_FORMAT_3D,
151 HDMI_3D_FRAME_PACKING = 0,
152 HDMI_3D_TOP_BOOTOM = 6,
153 HDMI_3D_SIDE_BY_SIDE_HALF = 8,
156 /* HDMI Video Data Color Mode */
157 enum hdmi_video_color_mode {
159 HDMI_COLOR_RGB_0_255,
160 HDMI_COLOR_RGB_16_235,
166 /* HDMI Video Data Color Depth */
167 enum hdmi_deep_color {
168 HDMI_DEPP_COLOR_AUTO = 0,
169 HDMI_DEEP_COLOR_Y444 = 0x1,
170 HDMI_DEEP_COLOR_30BITS = 0x2,
171 HDMI_DEEP_COLOR_36BITS = 0x4,
172 HDMI_DEEP_COLOR_48BITS = 0x8,
175 enum hdmi_colorimetry {
176 HDMI_COLORIMETRY_NO_DATA = 0,
177 HDMI_COLORIMETRY_SMTPE_170M,
178 HDMI_COLORIMETRY_ITU709,
179 HDMI_COLORIMETRY_EXTEND_XVYCC_601,
180 HDMI_COLORIMETRY_EXTEND_XVYCC_709,
181 HDMI_COLORIMETRY_EXTEND_SYCC_601,
182 HDMI_COLORIMETRY_EXTEND_ADOBE_YCC601,
183 HDMI_COLORIMETRY_EXTEND_ADOBE_RGB,
184 HDMI_COLORIMETRY_EXTEND_BT_2020_YCC_C, /*constant luminance*/
185 HDMI_COLORIMETRY_EXTEND_BT_2020_YCC,
186 HDMI_COLORIMETRY_EXTEND_BT_2020_RGB,
189 /* HDMI Audio source */
191 HDMI_AUDIO_SRC_IIS = 0,
195 /* HDMI Audio Type */
196 enum hdmi_audio_type {
197 HDMI_AUDIO_NLPCM = 0,
203 HDMI_AUDIO_AAC_LC, /*AAC */
206 HDMI_AUDIO_DSD, /* One bit Audio */
214 /* HDMI Audio Sample Rate */
215 enum hdmi_audio_samplerate {
216 HDMI_AUDIO_FS_32000 = 0x1,
217 HDMI_AUDIO_FS_44100 = 0x2,
218 HDMI_AUDIO_FS_48000 = 0x4,
219 HDMI_AUDIO_FS_88200 = 0x8,
220 HDMI_AUDIO_FS_96000 = 0x10,
221 HDMI_AUDIO_FS_176400 = 0x20,
222 HDMI_AUDIO_FS_192000 = 0x40
225 /* HDMI Audio Word Length */
226 enum hdmi_audio_word_length {
227 HDMI_AUDIO_WORD_LENGTH_16bit = 0x1,
228 HDMI_AUDIO_WORD_LENGTH_20bit = 0x2,
229 HDMI_AUDIO_WORD_LENGTH_24bit = 0x4
232 /* HDMI Hotplug Status */
233 enum hdmi_hotpulg_status {
234 HDMI_HPD_REMOVED = 0, /* HDMI is disconnected */
235 HDMI_HPD_INSERT, /* HDMI is connected, but HDP is low
236 * or TMDS link is not pull up to 3.3V.
238 HDMI_HPD_ACTIVED /* HDMI is connected, all singnal
243 enum hdmi_mute_status {
245 HDMI_VIDEO_MUTE = 0x1,
246 HDMI_AUDIO_MUTE = 0x2,
249 /* HDMI Error Code */
250 enum hdmi_error_code {
251 HDMI_ERROR_SUCCESS = 0,
257 /* HDMI Video Timing */
258 struct hdmi_video_timing {
259 struct fb_videomode mode; /* Video timing*/
260 unsigned int vic; /* Video information code*/
261 unsigned int vic_2nd;
262 unsigned int pixelrepeat; /* Video pixel repeat rate*/
263 unsigned int interface; /* Video input interface*/
266 /* HDMI Video Parameters */
268 unsigned int vic; /* Video information code*/
269 unsigned int color_input; /* Input video color mode*/
270 unsigned int color_output; /* Output video color mode*/
271 unsigned int color_output_depth;/* Output video Color Depth*/
272 unsigned int colorimetry; /* Output Colorimetry */
273 unsigned int sink_hdmi; /* Output signal is DVI or HDMI*/
274 unsigned int format_3d; /* Output 3D mode*/
277 /* HDMI Audio Parameters */
279 u32 type; /*Audio type*/
280 u32 channel; /*Audio channel number*/
281 u32 rate; /*Audio sampling rate*/
282 u32 word_length; /*Audio data word length*/
285 #define HDMI_MAX_EDID_BLOCK 8
286 /* HDMI EDID Information */
288 unsigned char sink_hdmi; /* HDMI display device flag */
289 unsigned char ycbcr444; /* Display device support YCbCr444 */
290 unsigned char ycbcr422; /* Display device support YCbCr422 */
291 unsigned char ycbcr420; /* Display device support YCbCr420 */
292 unsigned char deepcolor; /* bit3:DC_48bit; bit2:DC_36bit;
293 * bit1:DC_30bit; bit0:DC_Y444;
295 unsigned char deepcolor_420;
296 unsigned int cecaddress; /* CEC physical address */
297 unsigned int maxtmdsclock; /* Max supported tmds clock */
298 unsigned char fields_present; /* bit7: latency
302 unsigned char video_latency;
303 unsigned char audio_latency;
304 unsigned char interlaced_video_latency;
305 unsigned char interlaced_audio_latency;
307 unsigned char hf_vsdb_version;
308 unsigned char scdc_present;
309 unsigned char rr_capable;
310 unsigned char lte_340mcsc_scramble;
311 unsigned char independent_view;
312 unsigned char dual_view;
313 unsigned char osd_disparity_3d;
315 unsigned int colorimetry;
316 struct fb_monspecs *specs; /*Device spec*/
317 struct list_head modelist; /*Device supported display mode list*/
318 unsigned char baseaudio_support;
319 struct hdmi_audio *audio; /*Device supported audio info*/
320 unsigned int audio_num; /*Device supported audio type number*/
322 unsigned int status; /*EDID read status, success or failed*/
323 char *raw[HDMI_MAX_EDID_BLOCK]; /*Raw EDID Data*/
329 int (*enable)(struct hdmi *);
330 int (*disable)(struct hdmi *);
331 int (*getstatus)(struct hdmi *);
332 int (*insert)(struct hdmi *);
333 int (*remove)(struct hdmi *);
334 int (*getedid)(struct hdmi *, int, unsigned char *);
335 int (*setvideo)(struct hdmi *, struct hdmi_video *);
336 int (*setaudio)(struct hdmi *, struct hdmi_audio *);
337 int (*setmute)(struct hdmi *, int);
338 int (*setvsi)(struct hdmi *, unsigned char, unsigned char);
339 int (*setcec)(struct hdmi *);
340 /* call back for hdcp operatoion */
341 void (*hdcp_cb)(struct hdmi *);
342 void (*hdcp_auth2nd)(struct hdmi *);
343 void (*hdcp_irq_cb)(int);
344 int (*hdcp_power_on_cb)(void);
345 void (*hdcp_power_off_cb)(struct hdmi *);
348 enum rk_hdmi_feature {
349 SUPPORT_480I_576I = (1 << 0),
350 SUPPORT_1080I = (1 << 1),
351 SUPPORT_DEEP_10BIT = (1 << 2),
352 SUPPORT_DEEP_12BIT = (1 << 3),
353 SUPPORT_DEEP_16BIT = (1 << 4),
354 SUPPORT_4K = (1 << 5),
355 SUPPORT_4K_4096 = (1 << 6),
356 SUPPORT_TMDS_600M = (1 << 7),
357 SUPPORT_YUV420 = (1 << 8),
358 SUPPORT_CEC = (1 << 9),
359 SUPPORT_HDCP = (1 << 10),
360 SUPPORT_HDCP2 = (1 << 11),
361 SUPPORT_YCBCR_INPUT = (1 << 12),
362 SUPPORT_VESA_DMT = (1 << 13)
365 struct hdmi_property {
384 /* HDMI Information */
388 struct device *dev; /*HDMI device*/
389 struct rk_lcdc_driver *lcdc; /*HDMI linked lcdc*/
390 struct rk_display_device *ddev; /*Registered display device*/
392 struct switch_dev switchdev; /*Registered switch device*/
395 struct hdmi_property *property;
396 struct hdmi_ops *ops;
398 struct mutex lock; /* mutex for hdmi operation */
399 struct mutex pclk_lock; /* mutex for pclk operation */
400 struct workqueue_struct *workqueue;
402 bool uboot; /* if true, HDMI is initialized in uboot*/
404 int hotplug; /* hot plug status*/
405 int autoset; /* if true, auto set hdmi output mode according EDID.*/
406 int mute; /* HDMI display status:
411 int colordepth; /* Output color depth*/
412 int colormode; /* Output color mode*/
413 int colorimetry; /* Output colorimetry */
414 struct hdmi_edid edid; /* EDID information*/
415 int enable; /* Enable flag*/
416 int sleep; /* Sleep flag*/
417 int vic; /* HDMI output video information code*/
418 int mode_3d; /* HDMI output video 3d mode*/
419 struct hdmi_audio audio; /* HDMI output audio information.*/
420 struct hdmi_video video; /* HDMI output video information.*/
425 /* HDMI EDID Block Size */
426 #define HDMI_EDID_BLOCK_SIZE 128
429 #define SCDC_SINK_VER 0x01 /* sink version */
430 #define SCDC_SOURCE_VER 0x02 /* source version */
431 #define SCDC_UPDATE_0 0x10 /* Update_0 */
432 #define SCDC_UPDATE_1 0x11 /* Update_1 */
433 #define SCDC_UPDATE_RESERVED 0x12 /* 0x12-0x1f - Reserved */
434 #define SCDC_TMDS_CONFIG 0x20 /* TMDS_Config */
435 #define SCDC_SCRAMBLER_STAT 0x21 /* Scrambler_Status */
436 #define SCDC_CONFIG_0 0x30 /* Config_0 */
437 #define SCDC_CONFIG_RESERVED 0x31 /* 0x31-0x3f - Reserved */
438 #define SCDC_STATUS_FLAG_0 0x40 /* Status_Flag_0 */
439 #define SCDC_STATUS_FLAG_1 0x41 /* Status_Flag_1 */
440 #define SCDC_STATUS_RESERVED 0x42 /* 0x42-0x4f - Reserved */
441 #define SCDC_ERR_DET_0_L 0x50 /* Err_Det_0_L */
442 #define SCDC_ERR_DET_0_H 0x51 /* Err_Det_0_H */
443 #define SCDC_ERR_DET_1_L 0x52 /* Err_Det_1_L */
444 #define SCDC_ERR_DET_1_H 0x53 /* Err_Det_1_H */
445 #define SCDC_ERR_DET_2_L 0x54 /* Err_Det_2_L */
446 #define SCDC_ERR_DET_2_H 0x55 /* Err_Det_2_H */
447 #define SCDC_ERR_DET_CHKSUM 0x56 /* Err_Det_Checksum */
448 #define SCDC_TEST_CFG_0 0xc0 /* Test_config_0 */
449 #define SCDC_TEST_RESERVED 0xc1 /* 0xc1-0xcf */
450 #define SCDC_MAN_OUI_3RD 0xd0 /* Manufacturer IEEE OUI,
453 #define SCDC_MAN_OUI_2ND 0xd1 /* Manufacturer IEEE OUI,
456 #define SCDC_MAN_OUI_1ST 0xd2 /* Manufacturer IEEE OUI,
459 #define SCDC_DEVICE_ID 0xd3 /* 0xd3-0xdd - Device ID */
460 #define SCDC_MAN_SPECIFIC 0xde /* 0xde-0xff - ManufacturerSpecific */
463 #define HDMI_SRC_SHIFT 8
464 #define HDMI_SYSFS_SRC (0x1 << HDMI_SRC_SHIFT)
465 #define HDMI_SUSPEND_SRC (0x2 << HDMI_SRC_SHIFT)
466 #define HDMI_IRQ_SRC (0x4 << HDMI_SRC_SHIFT)
467 #define HDMI_WORKQUEUE_SRC (0x8 << HDMI_SRC_SHIFT)
470 #define HDMI_ENABLE_CTL (HDMI_SYSFS_SRC | 0)
471 #define HDMI_DISABLE_CTL (HDMI_SYSFS_SRC | 1)
472 #define HDMI_SUSPEND_CTL (HDMI_SUSPEND_SRC | 2)
473 #define HDMI_RESUME_CTL (HDMI_SUSPEND_SRC | 3)
474 #define HDMI_HPD_CHANGE (HDMI_IRQ_SRC | 4)
475 #define HDMI_SET_VIDEO (HDMI_SYSFS_SRC | 5)
476 #define HDMI_SET_AUDIO (HDMI_SYSFS_SRC | 6)
477 #define HDMI_SET_3D (HDMI_SYSFS_SRC | 7)
478 #define HDMI_MUTE_AUDIO (HDMI_SYSFS_SRC | 8)
479 #define HDMI_UNMUTE_AUDIO (HDMI_SYSFS_SRC | 9)
480 #define HDMI_SET_COLOR (HDMI_SYSFS_SRC | 10)
481 #define HDMI_ENABLE_HDCP (HDMI_SYSFS_SRC | 11)
482 #define HDMI_HDCP_AUTH_2ND (HDMI_IRQ_SRC | 12)
484 #define HDMI_DEFAULT_SCALE 95
485 #define HDMI_AUTO_CONFIG false
487 /* HDMI default vide mode */
488 #define HDMI_VIDEO_DEFAULT_MODE HDMI_1280X720P_60HZ
489 /*HDMI_1920X1080P_60HZ*/
490 #define HDMI_VIDEO_DEFAULT_COLORMODE HDMI_COLOR_AUTO
491 #define HDMI_VIDEO_DEFAULT_COLORDEPTH 8
493 /* HDMI default audio parameter */
494 #define HDMI_AUDIO_DEFAULT_TYPE HDMI_AUDIO_LPCM
495 #define HDMI_AUDIO_DEFAULT_CHANNEL 2
496 #define HDMI_AUDIO_DEFAULT_RATE HDMI_AUDIO_FS_44100
497 #define HDMI_AUDIO_DEFAULT_WORDLENGTH HDMI_AUDIO_WORD_LENGTH_16bit
500 #define DBG(format, ...) \
501 pr_info(format, ## __VA_ARGS__)
503 #define DBG(format, ...)
506 struct hdmi *rockchip_hdmi_register(struct hdmi_property *property,
507 struct hdmi_ops *ops);
508 void rockchip_hdmi_unregister(struct hdmi *hdmi);
509 void hdmi_submit_work(struct hdmi *hdmi,
510 int event, int delay, int sync);
512 struct rk_display_device *hdmi_register_display_sysfs(struct hdmi *hdmi,
513 struct device *parent);
514 void hdmi_unregister_display_sysfs(struct hdmi *hdmi);
516 int hdmi_edid_parse_base(unsigned char *buf,
517 int *extend_num, struct hdmi_edid *pedid);
518 int hdmi_edid_parse_extensions(unsigned char *buf,
519 struct hdmi_edid *pedid);
521 void hdmi_init_modelist(struct hdmi *hdmi);
522 int hdmi_set_lcdc(struct hdmi *hdmi);
523 int hdmi_ouputmode_select(struct hdmi *hdmi, int edid_ok);
524 int hdmi_add_vic(int vic, struct list_head *head);
525 int hdmi_find_best_mode(struct hdmi *hdmi, int vic);
526 int hdmi_videomode_to_vic(struct fb_videomode *vmode);
527 const struct fb_videomode *hdmi_vic_to_videomode(int vic);
528 const struct hdmi_video_timing *hdmi_vic2timing(int vic);
529 int hdmi_config_audio(struct hdmi_audio *audio);
530 int hdmi_get_hotplug(void);
531 int snd_config_hdmi_audio(struct snd_pcm_hw_params *params);