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1 /*
2  * Copyright 2012-15 Advanced Micro Devices, Inc.
3  *
4  * Permission is hereby granted, free of charge, to any person obtaining a
5  * copy of this software and associated documentation files (the "Software"),
6  * to deal in the Software without restriction, including without limitation
7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8  * and/or sell copies of the Software, and to permit persons to whom the
9  * Software is furnished to do so, subject to the following conditions:
10  *
11  * The above copyright notice and this permission notice shall be included in
12  * all copies or substantial portions of the Software.
13  *
14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
17  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20  * OTHER DEALINGS IN THE SOFTWARE.
21  *
22  * Authors: AMD
23  *
24  */
25 
26 #ifndef __DAL_TRANSFORM_H__
27 #define __DAL_TRANSFORM_H__
28 
29 #include "hw_shared.h"
30 #include "dc_hw_types.h"
31 #include "fixed31_32.h"
32 
33 #define CSC_TEMPERATURE_MATRIX_SIZE 12
34 
35 struct bit_depth_reduction_params;
36 
37 struct transform {
38 	const struct transform_funcs *funcs;
39 	struct dc_context *ctx;
40 	int inst;
41 	struct dpp_caps *caps;
42 	struct pwl_params regamma_params;
43 };
44 
45 /* Colorimetry */
46 enum colorimetry {
47 	COLORIMETRY_NO_DATA = 0,
48 	COLORIMETRY_ITU601 = 1,
49 	COLORIMETRY_ITU709 = 2,
50 	COLORIMETRY_EXTENDED = 3
51 };
52 
53 enum colorimetry_ext {
54 	COLORIMETRYEX_XVYCC601 = 0,
55 	COLORIMETRYEX_XVYCC709 = 1,
56 	COLORIMETRYEX_SYCC601 = 2,
57 	COLORIMETRYEX_ADOBEYCC601 = 3,
58 	COLORIMETRYEX_ADOBERGB = 4,
59 	COLORIMETRYEX_BT2020YCC = 5,
60 	COLORIMETRYEX_BT2020RGBYCBCR = 6,
61 	COLORIMETRYEX_RESERVED = 7
62 };
63 
64 enum active_format_info {
65 	ACTIVE_FORMAT_NO_DATA = 0,
66 	ACTIVE_FORMAT_VALID = 1
67 };
68 
69 /* Active format aspect ratio */
70 enum active_format_aspect_ratio {
71 	ACTIVE_FORMAT_ASPECT_RATIO_SAME_AS_PICTURE = 8,
72 	ACTIVE_FORMAT_ASPECT_RATIO_4_3 = 9,
73 	ACTIVE_FORMAT_ASPECT_RATIO_16_9 = 0XA,
74 	ACTIVE_FORMAT_ASPECT_RATIO_14_9 = 0XB
75 };
76 
77 enum bar_info {
78 	BAR_INFO_NOT_VALID = 0,
79 	BAR_INFO_VERTICAL_VALID = 1,
80 	BAR_INFO_HORIZONTAL_VALID = 2,
81 	BAR_INFO_BOTH_VALID = 3
82 };
83 
84 enum picture_scaling {
85 	PICTURE_SCALING_UNIFORM = 0,
86 	PICTURE_SCALING_HORIZONTAL = 1,
87 	PICTURE_SCALING_VERTICAL = 2,
88 	PICTURE_SCALING_BOTH = 3
89 };
90 
91 /* RGB quantization range */
92 enum rgb_quantization_range {
93 	RGB_QUANTIZATION_DEFAULT_RANGE = 0,
94 	RGB_QUANTIZATION_LIMITED_RANGE = 1,
95 	RGB_QUANTIZATION_FULL_RANGE = 2,
96 	RGB_QUANTIZATION_RESERVED = 3
97 };
98 
99 /* YYC quantization range */
100 enum yyc_quantization_range {
101 	YYC_QUANTIZATION_LIMITED_RANGE = 0,
102 	YYC_QUANTIZATION_FULL_RANGE = 1,
103 	YYC_QUANTIZATION_RESERVED2 = 2,
104 	YYC_QUANTIZATION_RESERVED3 = 3
105 };
106 
107 enum graphics_gamut_adjust_type {
108 	GRAPHICS_GAMUT_ADJUST_TYPE_BYPASS = 0,
109 	GRAPHICS_GAMUT_ADJUST_TYPE_HW, /* without adjustments */
110 	GRAPHICS_GAMUT_ADJUST_TYPE_SW /* use adjustments */
111 };
112 
113 enum lb_memory_config {
114 	/* Enable all 3 pieces of memory */
115 	LB_MEMORY_CONFIG_0 = 0,
116 
117 	/* Enable only the first piece of memory */
118 	LB_MEMORY_CONFIG_1 = 1,
119 
120 	/* Enable only the second piece of memory */
121 	LB_MEMORY_CONFIG_2 = 2,
122 
123 	/* Only applicable in 4:2:0 mode, enable all 3 pieces of memory and the
124 	 * last piece of chroma memory used for the luma storage
125 	 */
126 	LB_MEMORY_CONFIG_3 = 3
127 };
128 
129 struct xfm_grph_csc_adjustment {
130 	struct fixed31_32 temperature_matrix[CSC_TEMPERATURE_MATRIX_SIZE];
131 	enum graphics_gamut_adjust_type gamut_adjust_type;
132 };
133 
134 struct overscan_info {
135 	int left;
136 	int right;
137 	int top;
138 	int bottom;
139 };
140 
141 struct scaling_ratios {
142 	struct fixed31_32 horz;
143 	struct fixed31_32 vert;
144 	struct fixed31_32 horz_c;
145 	struct fixed31_32 vert_c;
146 };
147 
148 struct sharpness_adj {
149 	int horz;
150 	int vert;
151 };
152 
153 struct line_buffer_params {
154 	bool alpha_en;
155 	bool pixel_expan_mode;
156 	bool interleave_en;
157 	int dynamic_pixel_depth;
158 	enum lb_pixel_depth depth;
159 };
160 
161 struct scl_inits {
162 	struct fixed31_32 h;
163 	struct fixed31_32 h_c;
164 	struct fixed31_32 v;
165 	struct fixed31_32 v_c;
166 };
167 
168 struct scaler_data {
169 	int h_active;
170 	int v_active;
171 	struct scaling_taps taps;
172 	struct rect viewport;
173 	struct rect viewport_c;
174 	struct rect recout;
175 	struct scaling_ratios ratios;
176 	struct scl_inits inits;
177 	struct sharpness_adj sharpness;
178 	enum pixel_format format;
179 	struct line_buffer_params lb_params;
180 };
181 
182 struct transform_funcs {
183 	void (*transform_reset)(struct transform *xfm);
184 
185 	void (*transform_set_scaler)(struct transform *xfm,
186 			const struct scaler_data *scl_data);
187 
188 	void (*transform_set_pixel_storage_depth)(
189 			struct transform *xfm,
190 			enum lb_pixel_depth depth,
191 			const struct bit_depth_reduction_params *bit_depth_params);
192 
193 	bool (*transform_get_optimal_number_of_taps)(
194 			struct transform *xfm,
195 			struct scaler_data *scl_data,
196 			const struct scaling_taps *in_taps);
197 
198 	void (*transform_set_gamut_remap)(
199 			struct transform *xfm,
200 			const struct xfm_grph_csc_adjustment *adjust);
201 
202 	void (*opp_set_csc_default)(
203 		struct transform *xfm,
204 		const struct default_adjustment *default_adjust);
205 
206 	void (*opp_set_csc_adjustment)(
207 		struct transform *xfm,
208 		const struct out_csc_color_matrix *tbl_entry);
209 
210 	void (*opp_power_on_regamma_lut)(
211 		struct transform *xfm,
212 		bool power_on);
213 
214 	void (*opp_program_regamma_lut)(
215 			struct transform *xfm,
216 			const struct pwl_result_data *rgb,
217 			uint32_t num);
218 
219 	void (*opp_configure_regamma_lut)(
220 			struct transform *xfm,
221 			bool is_ram_a);
222 
223 	void (*opp_program_regamma_lutb_settings)(
224 			struct transform *xfm,
225 			const struct pwl_params *params);
226 
227 	void (*opp_program_regamma_luta_settings)(
228 			struct transform *xfm,
229 			const struct pwl_params *params);
230 
231 	void (*opp_program_regamma_pwl)(
232 		struct transform *xfm, const struct pwl_params *params);
233 
234 	void (*opp_set_regamma_mode)(
235 			struct transform *xfm_base,
236 			enum opp_regamma mode);
237 
238 	void (*ipp_set_degamma)(
239 			struct transform *xfm_base,
240 			enum ipp_degamma_mode mode);
241 
242 	void (*ipp_program_input_lut)(
243 			struct transform *xfm_base,
244 			const struct dc_gamma *gamma);
245 
246 	void (*ipp_program_degamma_pwl)(struct transform *xfm_base,
247 									 const struct pwl_params *params);
248 
249 	void (*ipp_setup)(
250 			struct transform *xfm_base,
251 			enum surface_pixel_format format,
252 			enum expansion_mode mode,
253 			struct dc_csc_transform input_csc_color_matrix,
254 			enum dc_color_space input_color_space);
255 
256 	void (*ipp_full_bypass)(struct transform *xfm_base);
257 
258 	void (*set_cursor_attributes)(
259 			struct transform *xfm_base,
260 			const struct dc_cursor_attributes *attr);
261 
262 };
263 
264 const uint16_t *get_filter_2tap_16p(void);
265 const uint16_t *get_filter_2tap_64p(void);
266 const uint16_t *get_filter_3tap_16p(struct fixed31_32 ratio);
267 const uint16_t *get_filter_3tap_64p(struct fixed31_32 ratio);
268 const uint16_t *get_filter_4tap_16p(struct fixed31_32 ratio);
269 const uint16_t *get_filter_4tap_64p(struct fixed31_32 ratio);
270 const uint16_t *get_filter_5tap_64p(struct fixed31_32 ratio);
271 const uint16_t *get_filter_6tap_64p(struct fixed31_32 ratio);
272 const uint16_t *get_filter_7tap_64p(struct fixed31_32 ratio);
273 const uint16_t *get_filter_8tap_64p(struct fixed31_32 ratio);
274 
275 
276 /* Defines the pixel processing capability of the DSCL */
277 enum dscl_data_processing_format {
278 	DSCL_DATA_PRCESSING_FIXED_FORMAT,	/* The DSCL processes pixel data in fixed format */
279 	DSCL_DATA_PRCESSING_FLOAT_FORMAT,	/* The DSCL processes pixel data in float format */
280 };
281 
282 /*
283  * The DPP capabilities structure contains enumerations to specify the
284  * HW processing features and an associated function pointers to
285  * provide the function interface that can be overloaded for implementations
286  * based on different capabilities
287  */
288 struct dpp_caps {
289 	/* DSCL processing pixel data in fixed or float format */
290 	enum dscl_data_processing_format dscl_data_proc_format;
291 
292 	/* max LB partitions */
293 	unsigned int max_lb_partitions;
294 
295 	/* Calculates the number of partitions in the line buffer.
296 	 * The implementation of this function is overloaded for
297 	 * different versions of DSCL LB.
298 	 */
299 	void (*dscl_calc_lb_num_partitions)(
300 			const struct scaler_data *scl_data,
301 			enum lb_memory_config lb_config,
302 			int *num_part_y,
303 			int *num_part_c);
304 };
305 
306 
307 #endif
308