xref: /openbmc/linux/drivers/gpu/drm/amd/display/dc/inc/hw/dpp.h (revision 3dc4b6fb)
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 
27 #ifndef __DAL_DPP_H__
28 #define __DAL_DPP_H__
29 
30 #include "transform.h"
31 
32 struct dpp {
33 	const struct dpp_funcs *funcs;
34 	struct dc_context *ctx;
35 	int inst;
36 	struct dpp_caps *caps;
37 	struct pwl_params regamma_params;
38 	struct pwl_params degamma_params;
39 #if defined(CONFIG_DRM_AMD_DC_DCN2_0)
40 	struct dpp_cursor_attributes cur_attr;
41 #endif
42 
43 #if defined(CONFIG_DRM_AMD_DC_DCN2_0)
44 	struct pwl_params shaper_params;
45 	bool cm_bypass_mode;
46 #endif
47 };
48 
49 struct dpp_input_csc_matrix {
50 	enum dc_color_space color_space;
51 	uint16_t regval[12];
52 };
53 
54 struct dpp_grph_csc_adjustment {
55 	struct fixed31_32 temperature_matrix[CSC_TEMPERATURE_MATRIX_SIZE];
56 	enum graphics_gamut_adjust_type gamut_adjust_type;
57 };
58 
59 #ifdef CONFIG_DRM_AMD_DC_DCN2_0
60 struct cnv_color_keyer_params {
61 	int color_keyer_en;
62 	int color_keyer_mode;
63 	int color_keyer_alpha_low;
64 	int color_keyer_alpha_high;
65 	int color_keyer_red_low;
66 	int color_keyer_red_high;
67 	int color_keyer_green_low;
68 	int color_keyer_green_high;
69 	int color_keyer_blue_low;
70 	int color_keyer_blue_high;
71 };
72 
73 /* new for dcn2: set the 8bit alpha values based on the 2 bit alpha
74  *ALPHA_2BIT_LUT. ALPHA_2BIT_LUT0   default: 0b00000000
75  *ALPHA_2BIT_LUT. ALPHA_2BIT_LUT1   default: 0b01010101
76  *ALPHA_2BIT_LUT. ALPHA_2BIT_LUT2   default: 0b10101010
77  *ALPHA_2BIT_LUT. ALPHA_2BIT_LUT3   default: 0b11111111
78  */
79 struct cnv_alpha_2bit_lut {
80 	int lut0;
81 	int lut1;
82 	int lut2;
83 	int lut3;
84 };
85 #endif
86 
87 struct dcn_dpp_state {
88 	uint32_t is_enabled;
89 	uint32_t igam_lut_mode;
90 	uint32_t igam_input_format;
91 	uint32_t dgam_lut_mode;
92 	uint32_t rgam_lut_mode;
93 	uint32_t gamut_remap_mode;
94 	uint32_t gamut_remap_c11_c12;
95 	uint32_t gamut_remap_c13_c14;
96 	uint32_t gamut_remap_c21_c22;
97 	uint32_t gamut_remap_c23_c24;
98 	uint32_t gamut_remap_c31_c32;
99 	uint32_t gamut_remap_c33_c34;
100 };
101 
102 struct CM_bias_params {
103 	uint32_t cm_bias_cr_r;
104 	uint32_t cm_bias_y_g;
105 	uint32_t cm_bias_cb_b;
106 	uint32_t cm_bias_format;
107 };
108 
109 struct dpp_funcs {
110 
111 	void (*dpp_program_cm_dealpha)(struct dpp *dpp_base,
112 		uint32_t enable, uint32_t additive_blending);
113 
114 	void (*dpp_program_cm_bias)(
115 		struct dpp *dpp_base,
116 		struct CM_bias_params *bias_params);
117 
118 	void (*dpp_read_state)(struct dpp *dpp, struct dcn_dpp_state *s);
119 
120 	void (*dpp_reset)(struct dpp *dpp);
121 
122 	void (*dpp_set_scaler)(struct dpp *dpp,
123 			const struct scaler_data *scl_data);
124 
125 	void (*dpp_set_pixel_storage_depth)(
126 			struct dpp *dpp,
127 			enum lb_pixel_depth depth,
128 			const struct bit_depth_reduction_params *bit_depth_params);
129 
130 	bool (*dpp_get_optimal_number_of_taps)(
131 			struct dpp *dpp,
132 			struct scaler_data *scl_data,
133 			const struct scaling_taps *in_taps);
134 
135 	void (*dpp_set_gamut_remap)(
136 			struct dpp *dpp,
137 			const struct dpp_grph_csc_adjustment *adjust);
138 
139 	void (*dpp_set_csc_default)(
140 		struct dpp *dpp,
141 		enum dc_color_space colorspace);
142 
143 	void (*dpp_set_csc_adjustment)(
144 		struct dpp *dpp,
145 		const uint16_t *regval);
146 
147 	void (*dpp_power_on_regamma_lut)(
148 		struct dpp *dpp,
149 		bool power_on);
150 
151 	void (*dpp_program_regamma_lut)(
152 			struct dpp *dpp,
153 			const struct pwl_result_data *rgb,
154 			uint32_t num);
155 
156 	void (*dpp_configure_regamma_lut)(
157 			struct dpp *dpp,
158 			bool is_ram_a);
159 
160 	void (*dpp_program_regamma_lutb_settings)(
161 			struct dpp *dpp,
162 			const struct pwl_params *params);
163 
164 	void (*dpp_program_regamma_luta_settings)(
165 			struct dpp *dpp,
166 			const struct pwl_params *params);
167 
168 	void (*dpp_program_regamma_pwl)(
169 		struct dpp *dpp,
170 		const struct pwl_params *params,
171 		enum opp_regamma mode);
172 
173 	void (*dpp_program_bias_and_scale)(
174 			struct dpp *dpp,
175 			struct dc_bias_and_scale *params);
176 
177 	void (*dpp_set_degamma)(
178 			struct dpp *dpp_base,
179 			enum ipp_degamma_mode mode);
180 
181 	void (*dpp_program_input_lut)(
182 			struct dpp *dpp_base,
183 			const struct dc_gamma *gamma);
184 
185 	void (*dpp_program_degamma_pwl)(struct dpp *dpp_base,
186 									 const struct pwl_params *params);
187 
188 	void (*dpp_setup)(
189 			struct dpp *dpp_base,
190 			enum surface_pixel_format format,
191 			enum expansion_mode mode,
192 			struct dc_csc_transform input_csc_color_matrix,
193 #ifdef CONFIG_DRM_AMD_DC_DCN2_0
194 			enum dc_color_space input_color_space,
195 			struct cnv_alpha_2bit_lut *alpha_2bit_lut);
196 #else
197 			enum dc_color_space input_color_space);
198 #endif
199 
200 	void (*dpp_full_bypass)(struct dpp *dpp_base);
201 
202 	void (*set_cursor_attributes)(
203 			struct dpp *dpp_base,
204 			struct dc_cursor_attributes *cursor_attributes);
205 
206 	void (*set_cursor_position)(
207 			struct dpp *dpp_base,
208 			const struct dc_cursor_position *pos,
209 			const struct dc_cursor_mi_param *param,
210 			uint32_t width,
211 			uint32_t height
212 			);
213 
214 	void (*dpp_set_hdr_multiplier)(
215 			struct dpp *dpp_base,
216 			uint32_t multiplier);
217 
218 	void (*set_optional_cursor_attributes)(
219 			struct dpp *dpp_base,
220 			struct dpp_cursor_attributes *attr);
221 
222 	void (*dpp_dppclk_control)(
223 			struct dpp *dpp_base,
224 			bool dppclk_div,
225 			bool enable);
226 
227 #if defined(CONFIG_DRM_AMD_DC_DCN2_0)
228 	bool (*dpp_program_blnd_lut)(
229 			struct dpp *dpp,
230 			const struct pwl_params *params);
231 	bool (*dpp_program_shaper_lut)(
232 			struct dpp *dpp,
233 			const struct pwl_params *params);
234 	bool (*dpp_program_3dlut)(
235 			struct dpp *dpp,
236 			struct tetrahedral_params *params);
237 	void (*dpp_cnv_set_alpha_keyer)(
238 			struct dpp *dpp_base,
239 			struct cnv_color_keyer_params *color_keyer);
240 #endif
241 };
242 
243 
244 
245 #endif
246