/*++
 * linux/drivers/video/wmt/hdmi.h
 * WonderMedia video post processor (VPP) driver
 *
 * Copyright c 2014  WonderMedia  Technologies, Inc.
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 * WonderMedia Technologies, Inc.
 * 4F, 533, Chung-Cheng Road, Hsin-Tien, Taipei 231, R.O.C
--*/

#ifndef HDMI_H
/* To assert that only one occurrence is included */
#define HDMI_H
/*-------------------- MODULE DEPENDENCY -------------------------------------*/
#include "vpp.h"

/*	following is the C++ header	*/
#ifdef	__cplusplus
extern	"C" {
#endif

/*-------------------- EXPORTED PRIVATE CONSTANTS ----------------------------*/
/* #define  HDMI_XXXX  1    *//*Example*/
#define CONFIG_HDMI_INTERRUPT
#define HDMI_PLUG_DELAY	        300	/* plug stable delay ms */
#define HDMI_CP_TIME		3	/* should more than 2 seconds */

enum hdmi_packet_type_t {
	HDMI_PACKET_NULL = 0x0,
	HDMI_PACKET_AUD_CLOCK_REGEN = 0x1,
	HDMI_PACKET_AUD_SAMPLE = 0x2,
	HDMI_PACKET_GENERAL_CTRL = 0x3,
	HDMI_PACKET_ACP = 0x4,
	HDMI_PACKET_ISRC1 = 0x5,
	HDMI_PACKET_ISRC2 = 0x6,
	HDMI_PACKET_AUD_ONE_BIT_SAMPLE = 0x7,
	HDMI_PACKET_AUD_DST = 0x8,
	HDMI_PACKET_AUD_HBR = 0x9,
	HDMI_PACKET_GAMUT_METADATA = 0xA,
	HDMI_PACKET_INFOFRAME_VENDOR = 0x81,
	HDMI_PACKET_INFOFRAME_AVI = 0x82,
	HDMI_PACKET_INFOFRAME_SRC_PRODUCT_DESC = 0x83,
	HDMI_PACKET_INFOFRAME_AUDIO = 0x84,
	HDMI_PACKET_INFOFRAME_MPEG_SOURCE = 0x85
};

/* color depth (CD field) */
#define HDMI_COLOR_DEPTH_24	0x4
#define HDMI_COLOR_DEPTH_30	0x5
#define HDMI_COLOR_DEPTH_36	0x6
#define HDMI_COLOR_DEPTH_48	0x7

/* pixel packing phase (PP field) */
#define HDMI_PHASE_4		0x0
#define HDMI_PHASE_1		0x1
#define HDMI_PHASE_2		0x2
#define HDMI_PHASE_3		0x3

/* Scan Information (AVI InfoFrame S0/S1) */
#define HDMI_SI_NO_DATA		0x0
#define HDMI_SI_OVERSCAN	0x1
#define HDMI_SI_UNDERSCAN	0x2

/* Bar Info (AVI InfoFrame B0/B1) */
#define HDMI_BI_DATA_NOT_VALID	0x0
#define HDMI_BI_VERT_VALID	0x1
#define HDMI_BI_HORIZ_VALID	0x2
#define HDMI_BI_V_H_VALID	0x3

/* Active Format Information Present (AVI InfoFrame A0) */
#define HDMI_AF_INFO_NO_DATA	0x0
#define HDMI_AF_INFO_PRESENT	0x1

/* RGB or YCbCr (AVI InfoFrame Y0/Y1) */
#define HDMI_OUTPUT_RGB		0x0
#define HDMI_OUTPUT_YUV422	0x1
#define HDMI_OUTPUT_YUV444	0x2

/* Aspect Ratio (AVI InfoFrame R0/R1/R2/R3) */
#define HDMI_ASPECT_RATIO_PIC	0x8
#define HDMI_ASPECT_RATIO_4_3	0x9
#define HDMI_ASPECT_RATIO_16_9	0xA
#define HDMI_ASPECT_RATIO_14_9	0xB

/* Picture Aspect Ratio (AVI InfoFrame M0/M1) */
#define HDMI_PIC_ASPECT_NO_DATA	0x0
#define HDMI_PIC_ASPECT_4_3	0x1
#define HDMI_PIC_ASPECT_16_9	0x2

/* Colorimetry (AVI InfoFrame C0/C1) */
#define HDMI_COLORIMETRY_NO	0x0
#define HDMI_COLORIMETRY_ITU601	0x1
#define HDMI_COLORIMETRY_ITU709	0x2

/* Non-uniform Picture Scaling (AVI InfoFrame SC0/SC1) */
#define HDMI_NUSCALE_NO		0x0
#define HDMI_NUSCALE_HOR	0x1
#define HDMI_NUSCALE_VERT	0x2
#define HDMI_NUSCALE_HOR_VERT	0x3

/* Pixel Repetition (AVI InfoFrame PR0/PR1/PR2/PR3) */
#define HDMI_PIXEL_REP_NO	0x0
#define HDMI_PIXEL_REP_2	0x1
#define HDMI_PIXEL_REP_3	0x2
#define HDMI_PIXEL_REP_4	0x3
#define HDMI_PIXEL_REP_5	0x4
#define HDMI_PIXEL_REP_6	0x5
#define HDMI_PIXEL_REP_7	0x6
#define HDMI_PIXEL_REP_8	0x7
#define HDMI_PIXEL_REP_9	0x8
#define HDMI_PIXEL_REP_10	0x9

/* Video Code */
enum hdmi_video_code_t {
	HDMI_UNKNOW = 0,
	HDMI_640x480p60_4x3,
	HDMI_720x480p60_4x3,
	HDMI_720x480p60_16x9,
	HDMI_1280x720p60_16x9,
	HDMI_1920x1080i60_16x9,
	HDMI_1440x480i60_4x3,
	HDMI_1440x480i60_16x9,
	HDMI_1440x240p60_4x3,
	HDMI_1440x240p60_16x9,
	HDMI_2880x480i60_4x3,	/* 10 */
	HDMI_2880x480i60_16x9,
	HDMI_2880x240p60_4x3,
	HDMI_2880x240p60_16x9,
	HDMI_1440x480p60_4x3,
	HDMI_1440x480p60_16x9,
	HDMI_1920x1080p60_16x9,
	HDMI_720x576p50_4x3,
	HDMI_720x576p50_16x9,
	HDMI_1280x720p50_16x9,
	HDMI_1920x1080i50_16x9,	/* 20 */
	HDMI_1440x576i50_4x3,
	HDMI_1440x576i50_16x9,
	HDMI_1440x288p50_4x3,
	HDMI_1440x288p50_16x9,
	HDMI_2880x576i50_4x3,
	HDMI_2880x576i50_16x9,
	HDMI_2880x288p50_4x3,
	HDMI_2880x288p50_16x9,
	HDMI_1440x576p50_4x3,
	HDMI_1440x576p50_16x9,	/* 30 */
	HDMI_1920x1080p50_16x9,
	HDMI_1920x1080p24_16x9,
	HDMI_1920x1080p25_16x9,
	HDMI_1920x1080p30_16x9,
	HDMI_VIDEO_CODE_MAX
};

/* Audio Channel Count (Audio InfoFrame CC0/CC1/CC2) */
enum hdmi_audio_channel_count_t {
	HDMI_AUD_CHAN_REF_STM = 0,
	HDMI_AUD_CHAN_2CH,
	HDMI_AUD_CHAN_3CH,
	HDMI_AUD_CHAN_4CH,
	HDMI_AUD_CHAN_5CH,
	HDMI_AUD_CHAN_6CH,
	HDMI_AUD_CHAN_7CH,
	HDMI_AUD_CHAN_8CH
};

/* Audio Coding type (Audio InfoFrame CT0/CT1/CT2/CT3) */
#define HDMI_AUD_TYPE_REF_STM		0x0
#define HDMI_AUD_TYPE_PCM		0x1
#define HDMI_AUD_TYPE_AC3		0x2
#define HDMI_AUD_TYPE_MPEG1		0x3
#define HDMI_AUD_TYPE_MP3		0x4
#define HDMI_AUD_TYPE_MPEG2		0x5
#define HDMI_AUD_TYPE_AAC		0x6
#define HDMI_AUD_TYPE_DTS		0x7
#define HDMI_AUD_TYPE_ATRAC		0x8

/* Audio Sample size (Audio InfoFrame SS0/SS1) */
#define HDMI_AUD_SAMPLE_REF_STM		0x0
#define HDMI_AUD_SAMPLE_16		0x1
#define HDMI_AUD_SAMPLE_20		0x2
#define HDMI_AUD_SAMPLE_24		0x3

/* Audio Sample frequency (Audio InfoFrame SF0/SF1/SF2) */
#define HDMI_AUD_FREQ_REF_STM		0x0
#define HDMI_AUD_FREQ_32K		0x1
#define HDMI_AUD_FREQ_44_1K		0x2
#define HDMI_AUD_FREQ_48K		0x3
#define HDMI_AUD_FREQ_88_2K		0x4
#define HDMI_AUD_FREQ_96K		0x5
#define HDMI_AUD_FREQ_176_4K		0x6
#define HDMI_AUD_FREQ_192K		0x7

/* 3D_Structure */
#define HDMI_3D_STRUCTURE_FRAME_PACKING		0x0
#define HDMI_3D_STRUCTURE_FIELD_ALTERNATIVE	0x1
#define HDMI_3D_STRUCTURE_LINE_ALTERNATIVE	0x2
#define HDMI_3D_STRUCTURE_SIDE_BY_SIDE_FULL	0x3
#define HDMI_3D_STRUCTURE_L_DEPTH		0x4
#define HDMI_3D_STRUCTURE_L_DEP_GRA_GDEP	0x5
#define HDMI_3D_STRUCTURE_TOP_AND_BOTTOM	0x6
#define HDMI_3D_STRUCTURE_SIZE_BY_SIZE_HALF	0x8

/*-------------------- EXPORTED PRIVATE TYPES---------------------------------*/
/* typedef  void  hdmi_xxx_t;  *//*Example*/
struct hdmi_info_t {
	/* video */
	vdo_color_fmt outfmt;
	int vic;

	/* audio */
	int channel;
	int freq;

	/* option */
	int option;

};

#define HDMI_VIC_INTERLACE	BIT(0)
#define HDMI_VIC_PROGRESS	0
#define HDMI_VIC_4x3		BIT(1)
#define HDMI_VIC_16x9		0

struct hdmi_vic_t {
	unsigned short resx;
	unsigned short resy;
	char freq;
	char option;
};

struct hdmi_cp_t {
	void (*init)(void);
	void (*enable)(int on);
	int (*poll)(void);
	void (*dump)(void);
	int (*interrupt)(void);
	void (*get_bksv)(unsigned int *bksv);
};

/*-------------------- EXPORTED PRIVATE VARIABLES ---------------------------*/
#ifdef VPP_C
#define EXTERN

const struct hdmi_vic_t hdmi_vic_info[HDMI_VIDEO_CODE_MAX] = {
	{ 0, 0, 0, 0 },	/* HDMI_UNKNOW = 0 */
	{ 640, 480, 60, HDMI_VIC_4x3 },	/* HDMI_640x480p60_4x3 */
	{ 720, 480, 60, HDMI_VIC_4x3 },	/* HDMI_720x480p60_4x3 */
	{ 720, 480, 60, 0 }, /* HDMI_720x480p60_16x9 */
	{ 1280, 720, 60, 0 }, /* HDMI_1280x720p60_16x9 */
	{ 1920, 1080, 60, HDMI_VIC_INTERLACE }, /* HDMI_1920x1080i60_16x9 */
	{ 720, 480, 60, HDMI_VIC_4x3 | HDMI_VIC_INTERLACE }, /*1440x480i60_4x3*/
	{ 720, 480, 60, HDMI_VIC_INTERLACE }, /* HDMI_1440x480i60_16x9 */
	{ 720, 240, 60, HDMI_VIC_4x3 }, /* HDMI_1440x240p60_4x3 */
	{ 720, 240, 60, 0 }, /* HDMI_1440x240p60_16x9 */
	{ 2880, 480, 60, HDMI_VIC_4x3 | HDMI_VIC_INTERLACE },/*2880x480i60_4x3*/
	{ 2880, 480, 60, HDMI_VIC_INTERLACE }, /* HDMI_2880x480i60_16x9 */
	{ 2880, 240, 60, HDMI_VIC_4x3 }, /* HDMI_2880x240p60_4x3 */
	{ 2880, 240, 60, 0 }, /* HDMI_2880x240p60_16x9 */
	{ 1440, 480, 60, HDMI_VIC_4x3 }, /* HDMI_1440x480p60_4x3 */
	{ 1440, 480, 60, 0 }, /* HDMI_1440x480p60_16x9 */
	{ 1920, 1080, 60, 0 }, /* HDMI_1920x1080p60_16x9 */
	{ 720, 576, 50, HDMI_VIC_4x3 }, /* HDMI_720x576p50_4x3 */
	{ 720, 576, 50, 0 }, /* HDMI_720x576p50_16x9 */
	{ 1280, 720, 50, 0 }, /* HDMI_1280x720p50_16x9 */
	{ 1920, 1080, 50, HDMI_VIC_INTERLACE }, /* HDMI_1920x1080i50_16x9, 20 */
	{ 720, 576, 50, HDMI_VIC_INTERLACE | HDMI_VIC_4x3 }, /*1440x576i50_4x3*/
	{ 720, 576, 50, HDMI_VIC_INTERLACE }, /* HDMI_1440x576i50_16x9 */
	{ 720, 288, 50, HDMI_VIC_4x3 }, /* HDMI_1440x288p50_4x3 */
	{ 720, 288, 50, 0 }, /* HDMI_1440x288p50_16x9 */
	{ 2880, 576, 50, HDMI_VIC_INTERLACE | HDMI_VIC_4x3}, /*2880x576i50_4x3*/
	{ 2880, 576, 50, HDMI_VIC_INTERLACE }, /* HDMI_2880x576i50_16x9 */
	{ 2880, 288, 50, HDMI_VIC_4x3 }, /* HDMI_2880x288p50_4x3 */
	{ 2880, 288, 50, 0 }, /* HDMI_2880x288p50_16x9 */
	{ 1440, 576, 50, HDMI_VIC_4x3 }, /* HDMI_1440x576p50_4x3 */
	{ 1440, 576, 50, 0 }, /* HDMI_1440x576p50_16x9,	// 30 */
	{ 1920, 1080, 50, 0 }, /* HDMI_1920x1080p50_16x9 */
	{ 1920, 1080, 24, 0 }, /* HDMI_1920x1080p24_16x9 */
	{ 1920, 1080, 25, 0 }, /* HDMI_1920x1080p25_16x9 */
	{ 1920, 1080, 30, 0 } /* HDMI_1920x1080p30_16x9 */
};
#else
#define EXTERN   extern

EXTERN const struct hdmi_vic_t hdmi_vic_info[HDMI_VIDEO_CODE_MAX];
#endif /* ifdef HDMI_C */

EXTERN struct hdmi_cp_t *hdmi_cp;
EXTERN int hdmi_ri_tm_cnt;
EXTERN struct hdmi_info_t hdmi_info;

#ifdef VPP_C
EXPORT_SYMBOL(hdmi_cp);
EXPORT_SYMBOL(hdmi_ri_tm_cnt);
EXPORT_SYMBOL(hdmi_regs1);
EXPORT_SYMBOL(hdmi_regs2);
#endif

/* EXTERN int      hdmi_xxx; *//*Example*/
#undef EXTERN

/*--------------------- EXPORTED PRIVATE MACROS -----------------------------*/
/* #define HDMI_XXX_YYY   xxxx *//*Example*/
/*--------------------- EXPORTED PRIVATE FUNCTIONS  -------------------------*/
/* extern void  hdmi_xxx(void); *//*Example*/

void hdmi_init(void);
void hdmi_reg_dump(void);
void hdmi_audio_enable(vpp_flag_t enable);
void hdmi_audio_mute(vpp_flag_t enable);
void hdmi_set_enable(vpp_flag_t enable);
void hdmi_set_avmute(vpp_flag_t mute);
void hdmi_set_dvi_enable(vpp_flag_t enable);
void hdmi_set_cp_enable(vpp_flag_t enable);
int hdmi_check_cp_int(void);
void hdmi_config(struct hdmi_info_t *info);
int hdmi_DDC_read(char addr, int index, char *buf, int length);
int hdmi_get_plugin(void);
int hdmi_get_plug_status(void);
void hdmi_clear_plug_status(void);
void hdmi_suspend(int sts);
void hdmi_resume(int sts);
void hdmi_set_power_down(int pwrdn);
void hdmi_enable_plugin(int enable);
vdo_color_fmt hdmi_get_output_colfmt(void);
void hdmi_set_sync_low_active(vpp_flag_t hsync, vpp_flag_t vsync);
void hdmi_get_sync_polar(int *hsync_hi, int *vsync_hi);
int hdmi_check_plugin(int hotplug);
void hdmi_set_cypher(int func);
void hdmi_set_option(unsigned int option);
void hdmi_get_bksv(unsigned int *bksv);
int hdmi_check_cp_dev_cnt(void);
void hdmi_hotplug_notify(int plug_status);
void hdmi_tx_vendor_specific_infoframe_packet(void);
int hdmi_get_vic(int resx, int resy, int fps, int interlace);

#ifdef	__cplusplus
}
#endif
#endif /* ifndef HDMI_H */