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1 /*
2  * Copyright (C) 2013 Samsung Electronics Co.Ltd
3  * Authors:
4  *	Inki Dae <inki.dae@samsung.com>
5  *
6  * Permission is hereby granted, free of charge, to any person obtaining a
7  * copy of this software and associated documentation files (the "Software"),
8  * to deal in the Software without restriction, including without limitation
9  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10  * and/or sell copies of the Software, and to permit persons to whom the
11  * Software is furnished to do so, subject to the following conditions:
12  *
13  * The above copyright notice and this permission notice (including the next
14  * paragraph) shall be included in all copies or substantial portions of the
15  * Software.
16  *
17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
20  * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
21  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
22  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
23  * OTHER DEALINGS IN THE SOFTWARE.
24  */
25 
26 #ifndef _FIMG2D_H_
27 #define _FIMG2D_H_
28 
29 #define G2D_PLANE_MAX_NR	2
30 
31 enum e_g2d_color_mode {
32 	/* COLOR FORMAT */
33 	G2D_COLOR_FMT_XRGB8888,
34 	G2D_COLOR_FMT_ARGB8888,
35 	G2D_COLOR_FMT_RGB565,
36 	G2D_COLOR_FMT_XRGB1555,
37 	G2D_COLOR_FMT_ARGB1555,
38 	G2D_COLOR_FMT_XRGB4444,
39 	G2D_COLOR_FMT_ARGB4444,
40 	G2D_COLOR_FMT_PRGB888,
41 	G2D_COLOR_FMT_YCbCr444,
42 	G2D_COLOR_FMT_YCbCr422,
43 	G2D_COLOR_FMT_YCbCr420,
44 	/* alpha 8bit */
45 	G2D_COLOR_FMT_A8,
46 	/* Luminance 8bit: gray color */
47 	G2D_COLOR_FMT_L8,
48 	/* alpha 1bit */
49 	G2D_COLOR_FMT_A1,
50 	/* alpha 4bit */
51 	G2D_COLOR_FMT_A4,
52 	G2D_COLOR_FMT_MASK,				/* VER4.1 */
53 
54 	/* COLOR ORDER */
55 	G2D_ORDER_AXRGB		= (0 << 4),		/* VER4.1 */
56 	G2D_ORDER_RGBAX		= (1 << 4),		/* VER4.1 */
57 	G2D_ORDER_AXBGR		= (2 << 4),		/* VER4.1 */
58 	G2D_ORDER_BGRAX		= (3 << 4),		/* VER4.1 */
59 	G2D_ORDER_MASK		= (3 << 4),		/* VER4.1 */
60 
61 	/* Number of YCbCr plane */
62 	G2D_YCbCr_1PLANE	= (0 << 8),		/* VER4.1 */
63 	G2D_YCbCr_2PLANE	= (1 << 8),		/* VER4.1 */
64 	G2D_YCbCr_PLANE_MASK	= (3 << 8),		/* VER4.1 */
65 
66 	/* Order in YCbCr */
67 	G2D_YCbCr_ORDER_CrY1CbY0 = (0 << 12),			/* VER4.1 */
68 	G2D_YCbCr_ORDER_CbY1CrY0 = (1 << 12),			/* VER4.1 */
69 	G2D_YCbCr_ORDER_Y1CrY0Cb = (2 << 12),			/* VER4.1 */
70 	G2D_YCbCr_ORDER_Y1CbY0Cr = (3 << 12),			/* VER4.1 */
71 	G2D_YCbCr_ORDER_CrCb = G2D_YCbCr_ORDER_CrY1CbY0,	/* VER4.1 */
72 	G2D_YCbCr_ORDER_CbCr = G2D_YCbCr_ORDER_CbY1CrY0,	/* VER4.1 */
73 	G2D_YCbCr_ORDER_MASK = (3 < 12),			/* VER4.1 */
74 
75 	/* CSC */
76 	G2D_CSC_601 = (0 << 16),		/* VER4.1 */
77 	G2D_CSC_709 = (1 << 16),		/* VER4.1 */
78 	G2D_CSC_MASK = (1 << 16),		/* VER4.1 */
79 
80 	/* Valid value range of YCbCr */
81 	G2D_YCbCr_RANGE_NARROW = (0 << 17),	/* VER4.1 */
82 	G2D_YCbCr_RANGE_WIDE = (1 << 17),	/* VER4.1 */
83 	G2D_YCbCr_RANGE_MASK = (1 << 17),	/* VER4.1 */
84 
85 	G2D_COLOR_MODE_MASK = 0xFFFFFFFF,
86 };
87 
88 enum e_g2d_select_mode {
89 	G2D_SELECT_MODE_NORMAL	= (0 << 0),
90 	G2D_SELECT_MODE_FGCOLOR = (1 << 0),
91 	G2D_SELECT_MODE_BGCOLOR = (2 << 0),
92 };
93 
94 enum e_g2d_repeat_mode {
95 	G2D_REPEAT_MODE_REPEAT,
96 	G2D_REPEAT_MODE_PAD,
97 	G2D_REPEAT_MODE_REFLECT,
98 	G2D_REPEAT_MODE_CLAMP,
99 	G2D_REPEAT_MODE_NONE,
100 };
101 
102 enum e_g2d_scale_mode {
103 	G2D_SCALE_MODE_NONE = 0,
104 	G2D_SCALE_MODE_NEAREST,
105 	G2D_SCALE_MODE_BILINEAR,
106 	G2D_SCALE_MODE_MAX,
107 };
108 
109 enum e_g2d_buf_type {
110 	G2D_IMGBUF_COLOR,
111 	G2D_IMGBUF_GEM,
112 	G2D_IMGBUF_USERPTR,
113 };
114 
115 enum e_g2d_rop3_type {
116 	G2D_ROP3_DST = 0xAA,
117 	G2D_ROP3_SRC = 0xCC,
118 	G2D_ROP3_3RD = 0xF0,
119 	G2D_ROP3_MASK = 0xFF,
120 };
121 
122 enum e_g2d_select_alpha_src {
123 	G2D_SELECT_SRC_FOR_ALPHA_BLEND,	/* VER4.1 */
124 	G2D_SELECT_ROP_FOR_ALPHA_BLEND,	/* VER4.1 */
125 };
126 
127 enum e_g2d_transparent_mode {
128 	G2D_TRANSPARENT_MODE_OPAQUE,
129 	G2D_TRANSPARENT_MODE_TRANSPARENT,
130 	G2D_TRANSPARENT_MODE_BLUESCREEN,
131 	G2D_TRANSPARENT_MODE_MAX,
132 };
133 
134 enum e_g2d_color_key_mode {
135 	G2D_COLORKEY_MODE_DISABLE	= 0,
136 	G2D_COLORKEY_MODE_SRC_RGBA	= (1<<0),
137 	G2D_COLORKEY_MODE_DST_RGBA	= (1<<1),
138 	G2D_COLORKEY_MODE_SRC_YCbCr	= (1<<2),		/* VER4.1 */
139 	G2D_COLORKEY_MODE_DST_YCbCr	= (1<<3),		/* VER4.1 */
140 	G2D_COLORKEY_MODE_MASK		= 15,
141 };
142 
143 enum e_g2d_alpha_blend_mode {
144 	G2D_ALPHA_BLEND_MODE_DISABLE,
145 	G2D_ALPHA_BLEND_MODE_ENABLE,
146 	G2D_ALPHA_BLEND_MODE_FADING,				/* VER3.0 */
147 	G2D_ALPHA_BLEND_MODE_MAX,
148 };
149 
150 enum e_g2d_op {
151 	G2D_OP_CLEAR			= 0x00,
152 	G2D_OP_SRC			= 0x01,
153 	G2D_OP_DST			= 0x02,
154 	G2D_OP_OVER			= 0x03,
155 	G2D_OP_INTERPOLATE		= 0x04,
156 	G2D_OP_DISJOINT_CLEAR		= 0x10,
157 	G2D_OP_DISJOINT_SRC		= 0x11,
158 	G2D_OP_DISJOINT_DST		= 0x12,
159 	G2D_OP_CONJOINT_CLEAR		= 0x20,
160 	G2D_OP_CONJOINT_SRC		= 0x21,
161 	G2D_OP_CONJOINT_DST		= 0x22,
162 };
163 
164 /*
165  * The G2D_COEFF_MODE_DST_{COLOR,ALPHA} modes both use the ALPHA_REG(0x618)
166  * register. The registers fields are as follows:
167  * bits 31:8 = color value (RGB order)
168  * bits 7:0 = alpha value
169  */
170 enum e_g2d_coeff_mode {
171 	G2D_COEFF_MODE_ONE,
172 	G2D_COEFF_MODE_ZERO,
173 	G2D_COEFF_MODE_SRC_ALPHA,
174 	G2D_COEFF_MODE_SRC_COLOR,
175 	G2D_COEFF_MODE_DST_ALPHA,
176 	G2D_COEFF_MODE_DST_COLOR,
177 	/* Global Alpha : Set by ALPHA_REG(0x618) */
178 	G2D_COEFF_MODE_GB_ALPHA,
179 	/* Global Color and Alpha : Set by ALPHA_REG(0x618) */
180 	G2D_COEFF_MODE_GB_COLOR,
181 	/* (1-SRC alpha)/DST Alpha */
182 	G2D_COEFF_MODE_DISJOINT_S,
183 	/* (1-DST alpha)/SRC Alpha */
184 	G2D_COEFF_MODE_DISJOINT_D,
185 	/* SRC alpha/DST alpha */
186 	G2D_COEFF_MODE_CONJOINT_S,
187 	/* DST alpha/SRC alpha */
188 	G2D_COEFF_MODE_CONJOINT_D,
189 	/* DST alpha/SRC alpha */
190 	G2D_COEFF_MODE_MASK
191 };
192 
193 enum e_g2d_acoeff_mode {
194 	G2D_ACOEFF_MODE_A,          /* alpha */
195 	G2D_ACOEFF_MODE_APGA,	/* alpha + global alpha */
196 	G2D_ACOEFF_MODE_AMGA,	/* alpha * global alpha */
197 	G2D_ACOEFF_MODE_MASK
198 };
199 
200 union g2d_point_val {
201 	unsigned int val;
202 	struct {
203 		/*
204 		 * Coordinate of Source Image
205 		 * Range: 0 ~ 8000 (Requirement: SrcLeftX < SrcRightX)
206 		 * In YCbCr 422 and YCbCr 420 format with even number.
207 		 */
208 		unsigned int x:16;
209 		/*
210 		 * Y Coordinate of Source Image
211 		 * Range: 0 ~ 8000 (Requirement: SrcTopY < SrcBottomY)
212 		 * In YCbCr 420 format with even number.
213 		 */
214 		unsigned int y:16;
215 	} data;
216 };
217 
218 union g2d_rop4_val {
219 	unsigned int val;
220 	struct {
221 		enum e_g2d_rop3_type	unmasked_rop3:8;
222 		enum e_g2d_rop3_type	masked_rop3:8;
223 		unsigned int		reserved:16;
224 	} data;
225 };
226 
227 union g2d_bitblt_cmd_val {
228 	unsigned int val;
229 	struct {
230 		/* [0:3] */
231 		unsigned int			mask_rop4_en:1;
232 		unsigned int			masking_en:1;
233 		enum e_g2d_select_alpha_src	rop4_alpha_en:1;
234 		unsigned int			dither_en:1;
235 		/* [4:7] */
236 		unsigned int			resolved1:4;
237 		/* [8:11] */
238 		unsigned int			cw_en:4;
239 		/* [12:15] */
240 		enum e_g2d_transparent_mode	transparent_mode:4;
241 		/* [16:19] */
242 		enum e_g2d_color_key_mode	color_key_mode:4;
243 		/* [20:23] */
244 		enum e_g2d_alpha_blend_mode	alpha_blend_mode:4;
245 		/* [24:27] */
246 		unsigned int src_pre_multiply:1;
247 		unsigned int pat_pre_multiply:1;
248 		unsigned int dst_pre_multiply:1;
249 		unsigned int dst_depre_multiply:1;
250 		/* [28:31] */
251 		unsigned int fast_solid_color_fill_en:1;
252 		unsigned int reserved:3;
253 	} data;
254 };
255 
256 union g2d_blend_func_val {
257 	unsigned int val;
258 	struct {
259 		/* [0:15] */
260 		enum e_g2d_coeff_mode src_coeff:4;
261 		enum e_g2d_acoeff_mode src_coeff_src_a:2;
262 		enum e_g2d_acoeff_mode src_coeff_dst_a:2;
263 		enum e_g2d_coeff_mode dst_coeff:4;
264 		enum e_g2d_acoeff_mode dst_coeff_src_a:2;
265 		enum e_g2d_acoeff_mode dst_coeff_dst_a:2;
266 		/* [16:19] */
267 		unsigned int inv_src_color_coeff:1;
268 		unsigned int resoled1:1;
269 		unsigned int inv_dst_color_coeff:1;
270 		unsigned int resoled2:1;
271 		/* [20:23] */
272 		unsigned int lighten_en:1;
273 		unsigned int darken_en:1;
274 		unsigned int win_ce_src_over_en:2;
275 		/* [24:31] */
276 		unsigned int reserved:8;
277 	} data;
278 };
279 
280 struct g2d_image {
281 	enum e_g2d_select_mode		select_mode;
282 	enum e_g2d_color_mode		color_mode;
283 	enum e_g2d_repeat_mode		repeat_mode;
284 	enum e_g2d_scale_mode		scale_mode;
285 	unsigned int			xscale;
286 	unsigned int			yscale;
287 	unsigned char			rotate_90;
288 	unsigned char			x_dir;
289 	unsigned char			y_dir;
290 	unsigned char			component_alpha;
291 	unsigned int			width;
292 	unsigned int			height;
293 	unsigned int			stride;
294 	unsigned int			need_free;
295 	unsigned int			color;
296 	enum e_g2d_buf_type		buf_type;
297 	unsigned int			bo[G2D_PLANE_MAX_NR];
298 	struct drm_exynos_g2d_userptr	user_ptr[G2D_PLANE_MAX_NR];
299 	void				*mapped_ptr[G2D_PLANE_MAX_NR];
300 };
301 
302 struct g2d_context;
303 
304 struct g2d_context *g2d_init(int fd);
305 void g2d_fini(struct g2d_context *ctx);
306 void g2d_config_event(struct g2d_context *ctx, void *userdata);
307 int g2d_exec(struct g2d_context *ctx);
308 int g2d_solid_fill(struct g2d_context *ctx, struct g2d_image *img,
309 			unsigned int x, unsigned int y, unsigned int w,
310 			unsigned int h);
311 int g2d_copy(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);
315 int g2d_move(struct g2d_context *ctx, struct g2d_image *img,
316 		unsigned int src_x, unsigned int src_y, unsigned int dst_x,
317 		unsigned dst_y, unsigned int w, unsigned int h);
318 int g2d_copy_with_scale(struct g2d_context *ctx, struct g2d_image *src,
319 				struct g2d_image *dst, unsigned int src_x,
320 				unsigned int src_y, unsigned int src_w,
321 				unsigned int src_h, unsigned int dst_x,
322 				unsigned int dst_y, unsigned int dst_w,
323 				unsigned int dst_h, unsigned int negative);
324 int g2d_blend(struct g2d_context *ctx, struct g2d_image *src,
325 		struct g2d_image *dst, unsigned int src_x,
326 		unsigned int src_y, unsigned int dst_x, unsigned int dst_y,
327 		unsigned int w, unsigned int h, enum e_g2d_op op);
328 int g2d_scale_and_blend(struct g2d_context *ctx, struct g2d_image *src,
329 		struct g2d_image *dst, unsigned int src_x, unsigned int src_y,
330 		unsigned int src_w, unsigned int src_h, unsigned int dst_x,
331 		unsigned int dst_y, unsigned int dst_w, unsigned int dst_h,
332 		enum e_g2d_op op);
333 #endif /* _FIMG2D_H_ */
334