1 /* Copyright 2012-15 Advanced Micro Devices, Inc.
2  *
3  * Permission is hereby granted, free of charge, to any person obtaining a
4  * copy of this software and associated documentation files (the "Software"),
5  * to deal in the Software without restriction, including without limitation
6  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
7  * and/or sell copies of the Software, and to permit persons to whom the
8  * Software is furnished to do so, subject to the following conditions:
9  *
10  * The above copyright notice and this permission notice shall be included in
11  * all copies or substantial portions of the Software.
12  *
13  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
14  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
15  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
16  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
17  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
18  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
19  * OTHER DEALINGS IN THE SOFTWARE.
20  *
21  * Authors: AMD
22  *
23  */
24 
25 #ifndef __DC_CLOCK_SOURCE_DCE_H__
26 #define __DC_CLOCK_SOURCE_DCE_H__
27 
28 #include "../inc/clock_source.h"
29 
30 #define TO_DCE110_CLK_SRC(clk_src)\
31 	container_of(clk_src, struct dce110_clk_src, base)
32 
33 #define CS_COMMON_REG_LIST_DCE_100_110(id) \
34 		SRI(RESYNC_CNTL, PIXCLK, id), \
35 		SRI(PLL_CNTL, BPHYC_PLL, id)
36 
37 #define CS_COMMON_REG_LIST_DCE_80(id) \
38 		SRI(RESYNC_CNTL, PIXCLK, id), \
39 		SRI(PLL_CNTL, DCCG_PLL, id)
40 
41 #define CS_COMMON_REG_LIST_DCE_112(id) \
42 		SRI(PIXCLK_RESYNC_CNTL, PHYPLL, id)
43 
44 
45 #define CS_SF(reg_name, field_name, post_fix)\
46 	.field_name = reg_name ## __ ## field_name ## post_fix
47 
48 #define CS_COMMON_MASK_SH_LIST_DCE_COMMON_BASE(mask_sh)\
49 	CS_SF(PLL_CNTL, PLL_REF_DIV_SRC, mask_sh),\
50 	CS_SF(PIXCLK1_RESYNC_CNTL, DCCG_DEEP_COLOR_CNTL1, mask_sh),\
51 	CS_SF(PLL_POST_DIV, PLL_POST_DIV_PIXCLK, mask_sh),\
52 	CS_SF(PLL_REF_DIV, PLL_REF_DIV, mask_sh)
53 
54 #define CS_COMMON_MASK_SH_LIST_DCE_112(mask_sh)\
55 	CS_SF(PHYPLLA_PIXCLK_RESYNC_CNTL, PHYPLLA_DCCG_DEEP_COLOR_CNTL, mask_sh),\
56 	CS_SF(PHYPLLA_PIXCLK_RESYNC_CNTL, PHYPLLA_PIXCLK_DOUBLE_RATE_ENABLE, mask_sh)
57 
58 #define CS_COMMON_REG_LIST_DCN2_0(index, pllid) \
59 		SRI(PIXCLK_RESYNC_CNTL, PHYPLL, pllid),\
60 		SRII(PHASE, DP_DTO, 0),\
61 		SRII(PHASE, DP_DTO, 1),\
62 		SRII(PHASE, DP_DTO, 2),\
63 		SRII(PHASE, DP_DTO, 3),\
64 		SRII(PHASE, DP_DTO, 4),\
65 		SRII(PHASE, DP_DTO, 5),\
66 		SRII(MODULO, DP_DTO, 0),\
67 		SRII(MODULO, DP_DTO, 1),\
68 		SRII(MODULO, DP_DTO, 2),\
69 		SRII(MODULO, DP_DTO, 3),\
70 		SRII(MODULO, DP_DTO, 4),\
71 		SRII(MODULO, DP_DTO, 5),\
72 		SRII(PIXEL_RATE_CNTL, OTG, 0),\
73 		SRII(PIXEL_RATE_CNTL, OTG, 1),\
74 		SRII(PIXEL_RATE_CNTL, OTG, 2),\
75 		SRII(PIXEL_RATE_CNTL, OTG, 3),\
76 		SRII(PIXEL_RATE_CNTL, OTG, 4),\
77 		SRII(PIXEL_RATE_CNTL, OTG, 5)
78 
79 #define CS_COMMON_REG_LIST_DCN201(index, pllid) \
80 		SRI(PIXCLK_RESYNC_CNTL, PHYPLL, pllid),\
81 		SRII(PHASE, DP_DTO, 0),\
82 		SRII(PHASE, DP_DTO, 1),\
83 		SRII(MODULO, DP_DTO, 0),\
84 		SRII(MODULO, DP_DTO, 1),\
85 		SRII(PIXEL_RATE_CNTL, OTG, 0),\
86 		SRII(PIXEL_RATE_CNTL, OTG, 1)
87 
88 #define CS_COMMON_REG_LIST_DCN2_1(index, pllid) \
89 		SRI(PIXCLK_RESYNC_CNTL, PHYPLL, pllid),\
90 		SRII(PHASE, DP_DTO, 0),\
91 		SRII(PHASE, DP_DTO, 1),\
92 		SRII(PHASE, DP_DTO, 2),\
93 		SRII(PHASE, DP_DTO, 3),\
94 		SRII(MODULO, DP_DTO, 0),\
95 		SRII(MODULO, DP_DTO, 1),\
96 		SRII(MODULO, DP_DTO, 2),\
97 		SRII(MODULO, DP_DTO, 3),\
98 		SRII(PIXEL_RATE_CNTL, OTG, 0),\
99 		SRII(PIXEL_RATE_CNTL, OTG, 1),\
100 		SRII(PIXEL_RATE_CNTL, OTG, 2),\
101 		SRII(PIXEL_RATE_CNTL, OTG, 3)
102 
103 #define CS_COMMON_REG_LIST_DCN3_0(index, pllid) \
104 		SRI(PIXCLK_RESYNC_CNTL, PHYPLL, pllid),\
105 		SRII(PHASE, DP_DTO, 0),\
106 		SRII(PHASE, DP_DTO, 1),\
107 		SRII(PHASE, DP_DTO, 2),\
108 		SRII(PHASE, DP_DTO, 3),\
109 		SRII(MODULO, DP_DTO, 0),\
110 		SRII(MODULO, DP_DTO, 1),\
111 		SRII(MODULO, DP_DTO, 2),\
112 		SRII(MODULO, DP_DTO, 3),\
113 		SRII(PIXEL_RATE_CNTL, OTG, 0),\
114 		SRII(PIXEL_RATE_CNTL, OTG, 1),\
115 		SRII(PIXEL_RATE_CNTL, OTG, 2),\
116 		SRII(PIXEL_RATE_CNTL, OTG, 3)
117 
118 #define CS_COMMON_REG_LIST_DCN3_01(index, pllid) \
119 		SRI(PIXCLK_RESYNC_CNTL, PHYPLL, pllid),\
120 		SRII(PHASE, DP_DTO, 0),\
121 		SRII(PHASE, DP_DTO, 1),\
122 		SRII(PHASE, DP_DTO, 2),\
123 		SRII(PHASE, DP_DTO, 3),\
124 		SRII(MODULO, DP_DTO, 0),\
125 		SRII(MODULO, DP_DTO, 1),\
126 		SRII(MODULO, DP_DTO, 2),\
127 		SRII(MODULO, DP_DTO, 3),\
128 		SRII(PIXEL_RATE_CNTL, OTG, 0),\
129 		SRII(PIXEL_RATE_CNTL, OTG, 1),\
130 		SRII(PIXEL_RATE_CNTL, OTG, 2),\
131 		SRII(PIXEL_RATE_CNTL, OTG, 3)
132 
133 #define CS_COMMON_REG_LIST_DCN3_02(index, pllid) \
134 		SRI(PIXCLK_RESYNC_CNTL, PHYPLL, pllid),\
135 		SRII(PHASE, DP_DTO, 0),\
136 		SRII(PHASE, DP_DTO, 1),\
137 		SRII(PHASE, DP_DTO, 2),\
138 		SRII(PHASE, DP_DTO, 3),\
139 		SRII(PHASE, DP_DTO, 4),\
140 		SRII(MODULO, DP_DTO, 0),\
141 		SRII(MODULO, DP_DTO, 1),\
142 		SRII(MODULO, DP_DTO, 2),\
143 		SRII(MODULO, DP_DTO, 3),\
144 		SRII(MODULO, DP_DTO, 4),\
145 		SRII(PIXEL_RATE_CNTL, OTG, 0),\
146 		SRII(PIXEL_RATE_CNTL, OTG, 1),\
147 		SRII(PIXEL_RATE_CNTL, OTG, 2),\
148 		SRII(PIXEL_RATE_CNTL, OTG, 3),\
149 		SRII(PIXEL_RATE_CNTL, OTG, 4)
150 
151 #define CS_COMMON_REG_LIST_DCN3_03(index, pllid) \
152 		SRI(PIXCLK_RESYNC_CNTL, PHYPLL, pllid),\
153 		SRII(PHASE, DP_DTO, 0),\
154 		SRII(PHASE, DP_DTO, 1),\
155 		SRII(MODULO, DP_DTO, 0),\
156 		SRII(MODULO, DP_DTO, 1),\
157 		SRII(PIXEL_RATE_CNTL, OTG, 0),\
158 		SRII(PIXEL_RATE_CNTL, OTG, 1)
159 
160 #define CS_COMMON_MASK_SH_LIST_DCN2_0(mask_sh)\
161 	CS_SF(DP_DTO0_PHASE, DP_DTO0_PHASE, mask_sh),\
162 	CS_SF(DP_DTO0_MODULO, DP_DTO0_MODULO, mask_sh),\
163 	CS_SF(PHYPLLA_PIXCLK_RESYNC_CNTL, PHYPLLA_DCCG_DEEP_COLOR_CNTL, mask_sh),\
164 	CS_SF(OTG0_PIXEL_RATE_CNTL, DP_DTO0_ENABLE, mask_sh)
165 
166 #define CS_COMMON_MASK_SH_LIST_DCN3_1_4(mask_sh)\
167 	CS_COMMON_MASK_SH_LIST_DCN2_0(mask_sh),\
168 	CS_SF(OTG0_PIXEL_RATE_CNTL, PIPE0_DTO_SRC_SEL, mask_sh),
169 
170 #define CS_COMMON_MASK_SH_LIST_DCN3_2(mask_sh)\
171 	CS_COMMON_MASK_SH_LIST_DCN2_0(mask_sh),\
172 	CS_SF(OTG0_PIXEL_RATE_CNTL, PIPE0_DTO_SRC_SEL, mask_sh)
173 
174 #define CS_COMMON_REG_LIST_DCN1_0(index, pllid) \
175 		SRI(PIXCLK_RESYNC_CNTL, PHYPLL, pllid),\
176 		SRII(PHASE, DP_DTO, 0),\
177 		SRII(PHASE, DP_DTO, 1),\
178 		SRII(PHASE, DP_DTO, 2),\
179 		SRII(PHASE, DP_DTO, 3),\
180 		SRII(MODULO, DP_DTO, 0),\
181 		SRII(MODULO, DP_DTO, 1),\
182 		SRII(MODULO, DP_DTO, 2),\
183 		SRII(MODULO, DP_DTO, 3),\
184 		SRII(PIXEL_RATE_CNTL, OTG, 0), \
185 		SRII(PIXEL_RATE_CNTL, OTG, 1), \
186 		SRII(PIXEL_RATE_CNTL, OTG, 2), \
187 		SRII(PIXEL_RATE_CNTL, OTG, 3)
188 
189 #define CS_COMMON_MASK_SH_LIST_DCN1_0(mask_sh)\
190 	CS_SF(DP_DTO0_PHASE, DP_DTO0_PHASE, mask_sh),\
191 	CS_SF(DP_DTO0_MODULO, DP_DTO0_MODULO, mask_sh),\
192 	CS_SF(PHYPLLA_PIXCLK_RESYNC_CNTL, PHYPLLA_DCCG_DEEP_COLOR_CNTL, mask_sh),\
193 	CS_SF(OTG0_PIXEL_RATE_CNTL, DP_DTO0_ENABLE, mask_sh)
194 
195 
196 #define CS_REG_FIELD_LIST(type) \
197 	type PLL_REF_DIV_SRC; \
198 	type DCCG_DEEP_COLOR_CNTL1; \
199 	type PHYPLLA_DCCG_DEEP_COLOR_CNTL; \
200 	type PHYPLLA_PIXCLK_DOUBLE_RATE_ENABLE; \
201 	type PLL_POST_DIV_PIXCLK; \
202 	type PLL_REF_DIV; \
203 	type DP_DTO0_PHASE; \
204 	type DP_DTO0_MODULO; \
205 	type DP_DTO0_ENABLE;
206 
207 #define CS_REG_FIELD_LIST_DCN32(type) \
208 	type PIPE0_DTO_SRC_SEL;
209 
210 struct dce110_clk_src_shift {
211 	CS_REG_FIELD_LIST(uint8_t)
212 	CS_REG_FIELD_LIST_DCN32(uint8_t)
213 };
214 
215 struct dce110_clk_src_mask{
216 	CS_REG_FIELD_LIST(uint32_t)
217 	CS_REG_FIELD_LIST_DCN32(uint32_t)
218 };
219 
220 struct dce110_clk_src_regs {
221 	uint32_t RESYNC_CNTL;
222 	uint32_t PIXCLK_RESYNC_CNTL;
223 	uint32_t PLL_CNTL;
224 
225 	/* below are for DTO.
226 	 * todo: should probably use different struct to not waste space
227 	 */
228 	uint32_t PHASE[MAX_PIPES];
229 	uint32_t MODULO[MAX_PIPES];
230 	uint32_t PIXEL_RATE_CNTL[MAX_PIPES];
231 };
232 
233 struct dce110_clk_src {
234 	struct clock_source base;
235 	const struct dce110_clk_src_regs *regs;
236 	const struct dce110_clk_src_mask *cs_mask;
237 	const struct dce110_clk_src_shift *cs_shift;
238 	struct dc_bios *bios;
239 
240 	struct spread_spectrum_data *dp_ss_params;
241 	uint32_t dp_ss_params_cnt;
242 	struct spread_spectrum_data *hdmi_ss_params;
243 	uint32_t hdmi_ss_params_cnt;
244 	struct spread_spectrum_data *dvi_ss_params;
245 	uint32_t dvi_ss_params_cnt;
246 	struct spread_spectrum_data *lvds_ss_params;
247 	uint32_t lvds_ss_params_cnt;
248 
249 	uint32_t ext_clk_khz;
250 	uint32_t ref_freq_khz;
251 
252 	struct calc_pll_clock_source calc_pll;
253 	struct calc_pll_clock_source calc_pll_hdmi;
254 };
255 
256 bool dce110_clk_src_construct(
257 	struct dce110_clk_src *clk_src,
258 	struct dc_context *ctx,
259 	struct dc_bios *bios,
260 	enum clock_source_id,
261 	const struct dce110_clk_src_regs *regs,
262 	const struct dce110_clk_src_shift *cs_shift,
263 	const struct dce110_clk_src_mask *cs_mask);
264 
265 bool dce112_clk_src_construct(
266 	struct dce110_clk_src *clk_src,
267 	struct dc_context *ctx,
268 	struct dc_bios *bios,
269 	enum clock_source_id id,
270 	const struct dce110_clk_src_regs *regs,
271 	const struct dce110_clk_src_shift *cs_shift,
272 	const struct dce110_clk_src_mask *cs_mask);
273 
274 bool dcn20_clk_src_construct(
275 	struct dce110_clk_src *clk_src,
276 	struct dc_context *ctx,
277 	struct dc_bios *bios,
278 	enum clock_source_id id,
279 	const struct dce110_clk_src_regs *regs,
280 	const struct dce110_clk_src_shift *cs_shift,
281 	const struct dce110_clk_src_mask *cs_mask);
282 
283 bool dcn3_clk_src_construct(
284 	struct dce110_clk_src *clk_src,
285 	struct dc_context *ctx,
286 	struct dc_bios *bios,
287 	enum clock_source_id id,
288 	const struct dce110_clk_src_regs *regs,
289 	const struct dce110_clk_src_shift *cs_shift,
290 	const struct dce110_clk_src_mask *cs_mask);
291 
292 bool dcn301_clk_src_construct(
293 	struct dce110_clk_src *clk_src,
294 	struct dc_context *ctx,
295 	struct dc_bios *bios,
296 	enum clock_source_id id,
297 	const struct dce110_clk_src_regs *regs,
298 	const struct dce110_clk_src_shift *cs_shift,
299 	const struct dce110_clk_src_mask *cs_mask);
300 
301 bool dcn31_clk_src_construct(
302 	struct dce110_clk_src *clk_src,
303 	struct dc_context *ctx,
304 	struct dc_bios *bios,
305 	enum clock_source_id id,
306 	const struct dce110_clk_src_regs *regs,
307 	const struct dce110_clk_src_shift *cs_shift,
308 	const struct dce110_clk_src_mask *cs_mask);
309 
310 /* this table is use to find *1.001 and /1.001 pixel rates from non-precise pixel rate */
311 struct pixel_rate_range_table_entry {
312 	unsigned int range_min_khz;
313 	unsigned int range_max_khz;
314 	unsigned int target_pixel_rate_khz;
315 	unsigned short mult_factor;
316 	unsigned short div_factor;
317 };
318 
319 extern const struct pixel_rate_range_table_entry video_optimized_pixel_rates[];
320 const struct pixel_rate_range_table_entry *look_up_in_video_optimized_rate_tlb(
321 		unsigned int pixel_rate_khz);
322 
323 #endif
324