1 /*
2 * Copyright 2018 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 * Pre-requisites: headers required by header of this unit
28 */
29 #include "hw_translate_dcn20.h"
30
31 #include "dm_services.h"
32 #include "include/gpio_types.h"
33 #include "../hw_translate.h"
34
35 #include "dcn/dcn_1_0_offset.h"
36 #include "dcn/dcn_1_0_sh_mask.h"
37 #include "soc15_hw_ip.h"
38 #include "vega10_ip_offset.h"
39
40
41
42 /* begin *********************
43 * macros to expend register list macro defined in HW object header file */
44
45 /* DCN */
46 #define block HPD
47 #define reg_num 0
48
49 #undef BASE_INNER
50 #define BASE_INNER(seg) DCN_BASE__INST0_SEG ## seg
51
52 #define BASE(seg) BASE_INNER(seg)
53
54 #undef REG
55 #define REG(reg_name)\
56 BASE(mm ## reg_name ## _BASE_IDX) + mm ## reg_name
57 #define SF_HPD(reg_name, field_name, post_fix)\
58 .field_name = reg_name ## __ ## field_name ## post_fix
59
60
61 /* macros to expend register list macro defined in HW object header file
62 * end *********************/
63
64
offset_to_id(uint32_t offset,uint32_t mask,enum gpio_id * id,uint32_t * en)65 static bool offset_to_id(
66 uint32_t offset,
67 uint32_t mask,
68 enum gpio_id *id,
69 uint32_t *en)
70 {
71 switch (offset) {
72 /* GENERIC */
73 case REG(DC_GPIO_GENERIC_A):
74 *id = GPIO_ID_GENERIC;
75 switch (mask) {
76 case DC_GPIO_GENERIC_A__DC_GPIO_GENERICA_A_MASK:
77 *en = GPIO_GENERIC_A;
78 return true;
79 case DC_GPIO_GENERIC_A__DC_GPIO_GENERICB_A_MASK:
80 *en = GPIO_GENERIC_B;
81 return true;
82 case DC_GPIO_GENERIC_A__DC_GPIO_GENERICC_A_MASK:
83 *en = GPIO_GENERIC_C;
84 return true;
85 case DC_GPIO_GENERIC_A__DC_GPIO_GENERICD_A_MASK:
86 *en = GPIO_GENERIC_D;
87 return true;
88 case DC_GPIO_GENERIC_A__DC_GPIO_GENERICE_A_MASK:
89 *en = GPIO_GENERIC_E;
90 return true;
91 case DC_GPIO_GENERIC_A__DC_GPIO_GENERICF_A_MASK:
92 *en = GPIO_GENERIC_F;
93 return true;
94 case DC_GPIO_GENERIC_A__DC_GPIO_GENERICG_A_MASK:
95 *en = GPIO_GENERIC_G;
96 return true;
97 default:
98 ASSERT_CRITICAL(false);
99 return false;
100 }
101 break;
102 /* HPD */
103 case REG(DC_GPIO_HPD_A):
104 *id = GPIO_ID_HPD;
105 switch (mask) {
106 case DC_GPIO_HPD_A__DC_GPIO_HPD1_A_MASK:
107 *en = GPIO_HPD_1;
108 return true;
109 case DC_GPIO_HPD_A__DC_GPIO_HPD2_A_MASK:
110 *en = GPIO_HPD_2;
111 return true;
112 case DC_GPIO_HPD_A__DC_GPIO_HPD3_A_MASK:
113 *en = GPIO_HPD_3;
114 return true;
115 case DC_GPIO_HPD_A__DC_GPIO_HPD4_A_MASK:
116 *en = GPIO_HPD_4;
117 return true;
118 case DC_GPIO_HPD_A__DC_GPIO_HPD5_A_MASK:
119 *en = GPIO_HPD_5;
120 return true;
121 case DC_GPIO_HPD_A__DC_GPIO_HPD6_A_MASK:
122 *en = GPIO_HPD_6;
123 return true;
124 default:
125 ASSERT_CRITICAL(false);
126 return false;
127 }
128 break;
129 /* REG(DC_GPIO_GENLK_MASK */
130 case REG(DC_GPIO_GENLK_A):
131 *id = GPIO_ID_GSL;
132 switch (mask) {
133 case DC_GPIO_GENLK_A__DC_GPIO_GENLK_CLK_A_MASK:
134 *en = GPIO_GSL_GENLOCK_CLOCK;
135 return true;
136 case DC_GPIO_GENLK_A__DC_GPIO_GENLK_VSYNC_A_MASK:
137 *en = GPIO_GSL_GENLOCK_VSYNC;
138 return true;
139 case DC_GPIO_GENLK_A__DC_GPIO_SWAPLOCK_A_A_MASK:
140 *en = GPIO_GSL_SWAPLOCK_A;
141 return true;
142 case DC_GPIO_GENLK_A__DC_GPIO_SWAPLOCK_B_A_MASK:
143 *en = GPIO_GSL_SWAPLOCK_B;
144 return true;
145 default:
146 ASSERT_CRITICAL(false);
147 return false;
148 }
149 break;
150 /* DDC */
151 /* we don't care about the GPIO_ID for DDC
152 * in DdcHandle it will use GPIO_ID_DDC_DATA/GPIO_ID_DDC_CLOCK
153 * directly in the create method */
154 case REG(DC_GPIO_DDC1_A):
155 *en = GPIO_DDC_LINE_DDC1;
156 return true;
157 case REG(DC_GPIO_DDC2_A):
158 *en = GPIO_DDC_LINE_DDC2;
159 return true;
160 case REG(DC_GPIO_DDC3_A):
161 *en = GPIO_DDC_LINE_DDC3;
162 return true;
163 case REG(DC_GPIO_DDC4_A):
164 *en = GPIO_DDC_LINE_DDC4;
165 return true;
166 case REG(DC_GPIO_DDC5_A):
167 *en = GPIO_DDC_LINE_DDC5;
168 return true;
169 case REG(DC_GPIO_DDC6_A):
170 *en = GPIO_DDC_LINE_DDC6;
171 return true;
172 case REG(DC_GPIO_DDCVGA_A):
173 *en = GPIO_DDC_LINE_DDC_VGA;
174 return true;
175
176 // case REG(DC_GPIO_I2CPAD_A): not exit
177 // case REG(DC_GPIO_PWRSEQ_A):
178 // case REG(DC_GPIO_PAD_STRENGTH_1):
179 // case REG(DC_GPIO_PAD_STRENGTH_2):
180 // case REG(DC_GPIO_DEBUG):
181 /* UNEXPECTED */
182 default:
183 // case REG(DC_GPIO_SYNCA_A): not exist
184 ASSERT_CRITICAL(false);
185 return false;
186 }
187 }
188
id_to_offset(enum gpio_id id,uint32_t en,struct gpio_pin_info * info)189 static bool id_to_offset(
190 enum gpio_id id,
191 uint32_t en,
192 struct gpio_pin_info *info)
193 {
194 bool result = true;
195
196 switch (id) {
197 case GPIO_ID_DDC_DATA:
198 info->mask = DC_GPIO_DDC6_A__DC_GPIO_DDC6DATA_A_MASK;
199 switch (en) {
200 case GPIO_DDC_LINE_DDC1:
201 info->offset = REG(DC_GPIO_DDC1_A);
202 break;
203 case GPIO_DDC_LINE_DDC2:
204 info->offset = REG(DC_GPIO_DDC2_A);
205 break;
206 case GPIO_DDC_LINE_DDC3:
207 info->offset = REG(DC_GPIO_DDC3_A);
208 break;
209 case GPIO_DDC_LINE_DDC4:
210 info->offset = REG(DC_GPIO_DDC4_A);
211 break;
212 case GPIO_DDC_LINE_DDC5:
213 info->offset = REG(DC_GPIO_DDC5_A);
214 break;
215 case GPIO_DDC_LINE_DDC6:
216 info->offset = REG(DC_GPIO_DDC6_A);
217 break;
218 case GPIO_DDC_LINE_DDC_VGA:
219 info->offset = REG(DC_GPIO_DDCVGA_A);
220 break;
221 case GPIO_DDC_LINE_I2C_PAD:
222 default:
223 ASSERT_CRITICAL(false);
224 result = false;
225 }
226 break;
227 case GPIO_ID_DDC_CLOCK:
228 info->mask = DC_GPIO_DDC6_A__DC_GPIO_DDC6CLK_A_MASK;
229 switch (en) {
230 case GPIO_DDC_LINE_DDC1:
231 info->offset = REG(DC_GPIO_DDC1_A);
232 break;
233 case GPIO_DDC_LINE_DDC2:
234 info->offset = REG(DC_GPIO_DDC2_A);
235 break;
236 case GPIO_DDC_LINE_DDC3:
237 info->offset = REG(DC_GPIO_DDC3_A);
238 break;
239 case GPIO_DDC_LINE_DDC4:
240 info->offset = REG(DC_GPIO_DDC4_A);
241 break;
242 case GPIO_DDC_LINE_DDC5:
243 info->offset = REG(DC_GPIO_DDC5_A);
244 break;
245 case GPIO_DDC_LINE_DDC6:
246 info->offset = REG(DC_GPIO_DDC6_A);
247 break;
248 case GPIO_DDC_LINE_DDC_VGA:
249 info->offset = REG(DC_GPIO_DDCVGA_A);
250 break;
251 case GPIO_DDC_LINE_I2C_PAD:
252 default:
253 ASSERT_CRITICAL(false);
254 result = false;
255 }
256 break;
257 case GPIO_ID_GENERIC:
258 info->offset = REG(DC_GPIO_GENERIC_A);
259 switch (en) {
260 case GPIO_GENERIC_A:
261 info->mask = DC_GPIO_GENERIC_A__DC_GPIO_GENERICA_A_MASK;
262 break;
263 case GPIO_GENERIC_B:
264 info->mask = DC_GPIO_GENERIC_A__DC_GPIO_GENERICB_A_MASK;
265 break;
266 case GPIO_GENERIC_C:
267 info->mask = DC_GPIO_GENERIC_A__DC_GPIO_GENERICC_A_MASK;
268 break;
269 case GPIO_GENERIC_D:
270 info->mask = DC_GPIO_GENERIC_A__DC_GPIO_GENERICD_A_MASK;
271 break;
272 case GPIO_GENERIC_E:
273 info->mask = DC_GPIO_GENERIC_A__DC_GPIO_GENERICE_A_MASK;
274 break;
275 case GPIO_GENERIC_F:
276 info->mask = DC_GPIO_GENERIC_A__DC_GPIO_GENERICF_A_MASK;
277 break;
278 case GPIO_GENERIC_G:
279 info->mask = DC_GPIO_GENERIC_A__DC_GPIO_GENERICG_A_MASK;
280 break;
281 default:
282 ASSERT_CRITICAL(false);
283 result = false;
284 }
285 break;
286 case GPIO_ID_HPD:
287 info->offset = REG(DC_GPIO_HPD_A);
288 switch (en) {
289 case GPIO_HPD_1:
290 info->mask = DC_GPIO_HPD_A__DC_GPIO_HPD1_A_MASK;
291 break;
292 case GPIO_HPD_2:
293 info->mask = DC_GPIO_HPD_A__DC_GPIO_HPD2_A_MASK;
294 break;
295 case GPIO_HPD_3:
296 info->mask = DC_GPIO_HPD_A__DC_GPIO_HPD3_A_MASK;
297 break;
298 case GPIO_HPD_4:
299 info->mask = DC_GPIO_HPD_A__DC_GPIO_HPD4_A_MASK;
300 break;
301 case GPIO_HPD_5:
302 info->mask = DC_GPIO_HPD_A__DC_GPIO_HPD5_A_MASK;
303 break;
304 case GPIO_HPD_6:
305 info->mask = DC_GPIO_HPD_A__DC_GPIO_HPD6_A_MASK;
306 break;
307 default:
308 ASSERT_CRITICAL(false);
309 result = false;
310 }
311 break;
312 case GPIO_ID_GSL:
313 switch (en) {
314 case GPIO_GSL_GENLOCK_CLOCK:
315 /*not implmented*/
316 ASSERT_CRITICAL(false);
317 result = false;
318 break;
319 case GPIO_GSL_GENLOCK_VSYNC:
320 /*not implmented*/
321 ASSERT_CRITICAL(false);
322 result = false;
323 break;
324 case GPIO_GSL_SWAPLOCK_A:
325 /*not implmented*/
326 ASSERT_CRITICAL(false);
327 result = false;
328 break;
329 case GPIO_GSL_SWAPLOCK_B:
330 /*not implmented*/
331 ASSERT_CRITICAL(false);
332 result = false;
333
334 break;
335 default:
336 ASSERT_CRITICAL(false);
337 result = false;
338 }
339 break;
340 case GPIO_ID_SYNC:
341 case GPIO_ID_VIP_PAD:
342 default:
343 ASSERT_CRITICAL(false);
344 result = false;
345 }
346
347 if (result) {
348 info->offset_y = info->offset + 2;
349 info->offset_en = info->offset + 1;
350 info->offset_mask = info->offset - 1;
351
352 info->mask_y = info->mask;
353 info->mask_en = info->mask;
354 info->mask_mask = info->mask;
355 }
356
357 return result;
358 }
359
360 /* function table */
361 static const struct hw_translate_funcs funcs = {
362 .offset_to_id = offset_to_id,
363 .id_to_offset = id_to_offset,
364 };
365
366 /*
367 * dal_hw_translate_dcn10_init
368 *
369 * @brief
370 * Initialize Hw translate function pointers.
371 *
372 * @param
373 * struct hw_translate *tr - [out] struct of function pointers
374 *
375 */
dal_hw_translate_dcn20_init(struct hw_translate * tr)376 void dal_hw_translate_dcn20_init(struct hw_translate *tr)
377 {
378 tr->funcs = &funcs;
379 }
380
381