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      1 /*
      2  * Copyright (C) 2013 Samsung Electronics Co.Ltd
      3  * Authors:
      4  *	Inki Dae <inki.dae (at) samsung.com>
      5  *
      6  * This program is free software; you can redistribute  it and/or modify it
      7  * under  the terms of  the GNU General  Public License as published by the
      8  * Free Software Foundation;  either version 2 of the  License, or (at your
      9  * option) any later version.
     10  *
     11  */
     12 
     13 #ifndef _FIMG2D_H_
     14 #define _FIMG2D_H_
     15 
     16 #define G2D_PLANE_MAX_NR	2
     17 
     18 enum e_g2d_color_mode {
     19 	/* COLOR FORMAT */
     20 	G2D_COLOR_FMT_XRGB8888,
     21 	G2D_COLOR_FMT_ARGB8888,
     22 	G2D_COLOR_FMT_RGB565,
     23 	G2D_COLOR_FMT_XRGB1555,
     24 	G2D_COLOR_FMT_ARGB1555,
     25 	G2D_COLOR_FMT_XRGB4444,
     26 	G2D_COLOR_FMT_ARGB4444,
     27 	G2D_COLOR_FMT_PRGB888,
     28 	G2D_COLOR_FMT_YCbCr444,
     29 	G2D_COLOR_FMT_YCbCr422,
     30 	G2D_COLOR_FMT_YCbCr420,
     31 	/* alpha 8bit */
     32 	G2D_COLOR_FMT_A8,
     33 	/* Luminance 8bit: gray color */
     34 	G2D_COLOR_FMT_L8,
     35 	/* alpha 1bit */
     36 	G2D_COLOR_FMT_A1,
     37 	/* alpha 4bit */
     38 	G2D_COLOR_FMT_A4,
     39 	G2D_COLOR_FMT_MASK,				/* VER4.1 */
     40 
     41 	/* COLOR ORDER */
     42 	G2D_ORDER_AXRGB		= (0 << 4),		/* VER4.1 */
     43 	G2D_ORDER_RGBAX		= (1 << 4),		/* VER4.1 */
     44 	G2D_ORDER_AXBGR		= (2 << 4),		/* VER4.1 */
     45 	G2D_ORDER_BGRAX		= (3 << 4),		/* VER4.1 */
     46 	G2D_ORDER_MASK		= (3 << 4),		/* VER4.1 */
     47 
     48 	/* Number of YCbCr plane */
     49 	G2D_YCbCr_1PLANE	= (0 << 8),		/* VER4.1 */
     50 	G2D_YCbCr_2PLANE	= (1 << 8),		/* VER4.1 */
     51 	G2D_YCbCr_PLANE_MASK	= (3 << 8),		/* VER4.1 */
     52 
     53 	/* Order in YCbCr */
     54 	G2D_YCbCr_ORDER_CrY1CbY0 = (0 << 12),			/* VER4.1 */
     55 	G2D_YCbCr_ORDER_CbY1CrY0 = (1 << 12),			/* VER4.1 */
     56 	G2D_YCbCr_ORDER_Y1CrY0Cb = (2 << 12),			/* VER4.1 */
     57 	G2D_YCbCr_ORDER_Y1CbY0Cr = (3 << 12),			/* VER4.1 */
     58 	G2D_YCbCr_ORDER_CrCb = G2D_YCbCr_ORDER_CrY1CbY0,	/* VER4.1 */
     59 	G2D_YCbCr_ORDER_CbCr = G2D_YCbCr_ORDER_CbY1CrY0,	/* VER4.1 */
     60 	G2D_YCbCr_ORDER_MASK = (3 < 12),			/* VER4.1 */
     61 
     62 	/* CSC */
     63 	G2D_CSC_601 = (0 << 16),		/* VER4.1 */
     64 	G2D_CSC_709 = (1 << 16),		/* VER4.1 */
     65 	G2D_CSC_MASK = (1 << 16),		/* VER4.1 */
     66 
     67 	/* Valid value range of YCbCr */
     68 	G2D_YCbCr_RANGE_NARROW = (0 << 17),	/* VER4.1 */
     69 	G2D_YCbCr_RANGE_WIDE = (1 << 17),	/* VER4.1 */
     70 	G2D_YCbCr_RANGE_MASK = (1 << 17),	/* VER4.1 */
     71 
     72 	G2D_COLOR_MODE_MASK = 0xFFFFFFFF,
     73 };
     74 
     75 enum e_g2d_select_mode {
     76 	G2D_SELECT_MODE_NORMAL	= (0 << 0),
     77 	G2D_SELECT_MODE_FGCOLOR = (1 << 0),
     78 	G2D_SELECT_MODE_BGCOLOR = (2 << 0),
     79 };
     80 
     81 enum e_g2d_repeat_mode {
     82 	G2D_REPEAT_MODE_REPEAT,
     83 	G2D_REPEAT_MODE_PAD,
     84 	G2D_REPEAT_MODE_REFLECT,
     85 	G2D_REPEAT_MODE_CLAMP,
     86 	G2D_REPEAT_MODE_NONE,
     87 };
     88 
     89 enum e_g2d_scale_mode {
     90 	G2D_SCALE_MODE_NONE = 0,
     91 	G2D_SCALE_MODE_NEAREST,
     92 	G2D_SCALE_MODE_BILINEAR,
     93 	G2D_SCALE_MODE_MAX,
     94 };
     95 
     96 enum e_g2d_buf_type {
     97 	G2D_IMGBUF_COLOR,
     98 	G2D_IMGBUF_GEM,
     99 	G2D_IMGBUF_USERPTR,
    100 };
    101 
    102 enum e_g2d_rop3_type {
    103 	G2D_ROP3_DST = 0xAA,
    104 	G2D_ROP3_SRC = 0xCC,
    105 	G2D_ROP3_3RD = 0xF0,
    106 	G2D_ROP3_MASK = 0xFF,
    107 };
    108 
    109 enum e_g2d_select_alpha_src {
    110 	G2D_SELECT_SRC_FOR_ALPHA_BLEND,	/* VER4.1 */
    111 	G2D_SELECT_ROP_FOR_ALPHA_BLEND,	/* VER4.1 */
    112 };
    113 
    114 enum e_g2d_transparent_mode {
    115 	G2D_TRANSPARENT_MODE_OPAQUE,
    116 	G2D_TRANSPARENT_MODE_TRANSPARENT,
    117 	G2D_TRANSPARENT_MODE_BLUESCREEN,
    118 	G2D_TRANSPARENT_MODE_MAX,
    119 };
    120 
    121 enum e_g2d_color_key_mode {
    122 	G2D_COLORKEY_MODE_DISABLE	= 0,
    123 	G2D_COLORKEY_MODE_SRC_RGBA	= (1<<0),
    124 	G2D_COLORKEY_MODE_DST_RGBA	= (1<<1),
    125 	G2D_COLORKEY_MODE_SRC_YCbCr	= (1<<2),		/* VER4.1 */
    126 	G2D_COLORKEY_MODE_DST_YCbCr	= (1<<3),		/* VER4.1 */
    127 	G2D_COLORKEY_MODE_MASK		= 15,
    128 };
    129 
    130 enum e_g2d_alpha_blend_mode {
    131 	G2D_ALPHA_BLEND_MODE_DISABLE,
    132 	G2D_ALPHA_BLEND_MODE_ENABLE,
    133 	G2D_ALPHA_BLEND_MODE_FADING,				/* VER3.0 */
    134 	G2D_ALPHA_BLEND_MODE_MAX,
    135 };
    136 
    137 enum e_g2d_op {
    138 	G2D_OP_CLEAR			= 0x00,
    139 	G2D_OP_SRC			= 0x01,
    140 	G2D_OP_DST			= 0x02,
    141 	G2D_OP_OVER			= 0x03,
    142 	G2D_OP_INTERPOLATE		= 0x04,
    143 	G2D_OP_DISJOINT_CLEAR		= 0x10,
    144 	G2D_OP_DISJOINT_SRC		= 0x11,
    145 	G2D_OP_DISJOINT_DST		= 0x12,
    146 	G2D_OP_CONJOINT_CLEAR		= 0x20,
    147 	G2D_OP_CONJOINT_SRC		= 0x21,
    148 	G2D_OP_CONJOINT_DST		= 0x22,
    149 };
    150 
    151 /*
    152  * The G2D_COEFF_MODE_DST_{COLOR,ALPHA} modes both use the ALPHA_REG(0x618)
    153  * register. The registers fields are as follows:
    154  * bits 31:8 = color value (RGB order)
    155  * bits 7:0 = alpha value
    156  */
    157 enum e_g2d_coeff_mode {
    158 	G2D_COEFF_MODE_ONE,
    159 	G2D_COEFF_MODE_ZERO,
    160 	G2D_COEFF_MODE_SRC_ALPHA,
    161 	G2D_COEFF_MODE_SRC_COLOR,
    162 	G2D_COEFF_MODE_DST_ALPHA,
    163 	G2D_COEFF_MODE_DST_COLOR,
    164 	/* Global Alpha : Set by ALPHA_REG(0x618) */
    165 	G2D_COEFF_MODE_GB_ALPHA,
    166 	/* Global Color and Alpha : Set by ALPHA_REG(0x618) */
    167 	G2D_COEFF_MODE_GB_COLOR,
    168 	/* (1-SRC alpha)/DST Alpha */
    169 	G2D_COEFF_MODE_DISJOINT_S,
    170 	/* (1-DST alpha)/SRC Alpha */
    171 	G2D_COEFF_MODE_DISJOINT_D,
    172 	/* SRC alpha/DST alpha */
    173 	G2D_COEFF_MODE_CONJOINT_S,
    174 	/* DST alpha/SRC alpha */
    175 	G2D_COEFF_MODE_CONJOINT_D,
    176 	/* DST alpha/SRC alpha */
    177 	G2D_COEFF_MODE_MASK
    178 };
    179 
    180 enum e_g2d_acoeff_mode {
    181 	G2D_ACOEFF_MODE_A,          /* alpha */
    182 	G2D_ACOEFF_MODE_APGA,	/* alpha + global alpha */
    183 	G2D_ACOEFF_MODE_AMGA,	/* alpha * global alpha */
    184 	G2D_ACOEFF_MODE_MASK
    185 };
    186 
    187 union g2d_point_val {
    188 	unsigned int val;
    189 	struct {
    190 		/*
    191 		 * Coordinate of Source Image
    192 		 * Range: 0 ~ 8000 (Requirement: SrcLeftX < SrcRightX)
    193 		 * In YCbCr 422 and YCbCr 420 format with even number.
    194 		 */
    195 		unsigned int x:16;
    196 		/*
    197 		 * Y Coordinate of Source Image
    198 		 * Range: 0 ~ 8000 (Requirement: SrcTopY < SrcBottomY)
    199 		 * In YCbCr 420 format with even number.
    200 		 */
    201 		unsigned int y:16;
    202 	} data;
    203 };
    204 
    205 union g2d_rop4_val {
    206 	unsigned int val;
    207 	struct {
    208 		enum e_g2d_rop3_type	unmasked_rop3:8;
    209 		enum e_g2d_rop3_type	masked_rop3:8;
    210 		unsigned int		reserved:16;
    211 	} data;
    212 };
    213 
    214 union g2d_bitblt_cmd_val {
    215 	unsigned int val;
    216 	struct {
    217 		/* [0:3] */
    218 		unsigned int			mask_rop4_en:1;
    219 		unsigned int			masking_en:1;
    220 		enum e_g2d_select_alpha_src	rop4_alpha_en:1;
    221 		unsigned int			dither_en:1;
    222 		/* [4:7] */
    223 		unsigned int			resolved1:4;
    224 		/* [8:11] */
    225 		unsigned int			cw_en:4;
    226 		/* [12:15] */
    227 		enum e_g2d_transparent_mode	transparent_mode:4;
    228 		/* [16:19] */
    229 		enum e_g2d_color_key_mode	color_key_mode:4;
    230 		/* [20:23] */
    231 		enum e_g2d_alpha_blend_mode	alpha_blend_mode:4;
    232 		/* [24:27] */
    233 		unsigned int src_pre_multiply:1;
    234 		unsigned int pat_pre_multiply:1;
    235 		unsigned int dst_pre_multiply:1;
    236 		unsigned int dst_depre_multiply:1;
    237 		/* [28:31] */
    238 		unsigned int fast_solid_color_fill_en:1;
    239 		unsigned int reserved:3;
    240 	} data;
    241 };
    242 
    243 union g2d_blend_func_val {
    244 	unsigned int val;
    245 	struct {
    246 		/* [0:15] */
    247 		enum e_g2d_coeff_mode src_coeff:4;
    248 		enum e_g2d_acoeff_mode src_coeff_src_a:2;
    249 		enum e_g2d_acoeff_mode src_coeff_dst_a:2;
    250 		enum e_g2d_coeff_mode dst_coeff:4;
    251 		enum e_g2d_acoeff_mode dst_coeff_src_a:2;
    252 		enum e_g2d_acoeff_mode dst_coeff_dst_a:2;
    253 		/* [16:19] */
    254 		unsigned int inv_src_color_coeff:1;
    255 		unsigned int resoled1:1;
    256 		unsigned int inv_dst_color_coeff:1;
    257 		unsigned int resoled2:1;
    258 		/* [20:23] */
    259 		unsigned int lighten_en:1;
    260 		unsigned int darken_en:1;
    261 		unsigned int win_ce_src_over_en:2;
    262 		/* [24:31] */
    263 		unsigned int reserved:8;
    264 	} data;
    265 };
    266 
    267 struct g2d_image {
    268 	enum e_g2d_select_mode		select_mode;
    269 	enum e_g2d_color_mode		color_mode;
    270 	enum e_g2d_repeat_mode		repeat_mode;
    271 	enum e_g2d_scale_mode		scale_mode;
    272 	unsigned int			xscale;
    273 	unsigned int			yscale;
    274 	unsigned char			rotate_90;
    275 	unsigned char			x_dir;
    276 	unsigned char			y_dir;
    277 	unsigned char			component_alpha;
    278 	unsigned int			width;
    279 	unsigned int			height;
    280 	unsigned int			stride;
    281 	unsigned int			need_free;
    282 	unsigned int			color;
    283 	enum e_g2d_buf_type		buf_type;
    284 	unsigned int			bo[G2D_PLANE_MAX_NR];
    285 	struct drm_exynos_g2d_userptr	user_ptr[G2D_PLANE_MAX_NR];
    286 	void				*mapped_ptr[G2D_PLANE_MAX_NR];
    287 };
    288 
    289 struct g2d_context;
    290 
    291 struct g2d_context *g2d_init(int fd);
    292 void g2d_fini(struct g2d_context *ctx);
    293 void g2d_config_event(struct g2d_context *ctx, void *userdata);
    294 int g2d_exec(struct g2d_context *ctx);
    295 int g2d_solid_fill(struct g2d_context *ctx, struct g2d_image *img,
    296 			unsigned int x, unsigned int y, unsigned int w,
    297 			unsigned int h);
    298 int g2d_copy(struct g2d_context *ctx, struct g2d_image *src,
    299 		struct g2d_image *dst, unsigned int src_x,
    300 		unsigned int src_y, unsigned int dst_x, unsigned int dst_y,
    301 		unsigned int w, unsigned int h);
    302 int g2d_move(struct g2d_context *ctx, struct g2d_image *img,
    303 		unsigned int src_x, unsigned int src_y, unsigned int dst_x,
    304 		unsigned dst_y, unsigned int w, unsigned int h);
    305 int g2d_copy_with_scale(struct g2d_context *ctx, struct g2d_image *src,
    306 				struct g2d_image *dst, unsigned int src_x,
    307 				unsigned int src_y, unsigned int src_w,
    308 				unsigned int src_h, unsigned int dst_x,
    309 				unsigned int dst_y, unsigned int dst_w,
    310 				unsigned int dst_h, unsigned int negative);
    311 int g2d_blend(struct g2d_context *ctx, struct g2d_image *src,
    312 		struct g2d_image *dst, unsigned int src_x,
    313 		unsigned int src_y, unsigned int dst_x, unsigned int dst_y,
    314 		unsigned int w, unsigned int h, enum e_g2d_op op);
    315 int g2d_scale_and_blend(struct g2d_context *ctx, struct g2d_image *src,
    316 		struct g2d_image *dst, unsigned int src_x, unsigned int src_y,
    317 		unsigned int src_w, unsigned int src_h, unsigned int dst_x,
    318 		unsigned int dst_y, unsigned int dst_w, unsigned int dst_h,
    319 		enum e_g2d_op op);
    320 #endif /* _FIMG2D_H_ */
    321