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92c6d645 EH |
1 | /* |
2 | * Copyright 2016 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 | */ | |
23 | ||
2cc0c0b5 | 24 | #include "polaris10_clockpowergating.h" |
92c6d645 | 25 | |
2cc0c0b5 | 26 | int polaris10_phm_powerdown_uvd(struct pp_hwmgr *hwmgr) |
92c6d645 EH |
27 | { |
28 | if (phm_cf_want_uvd_power_gating(hwmgr)) | |
29 | return smum_send_msg_to_smc(hwmgr->smumgr, | |
30 | PPSMC_MSG_UVDPowerOFF); | |
31 | return 0; | |
32 | } | |
33 | ||
2cc0c0b5 | 34 | int polaris10_phm_powerup_uvd(struct pp_hwmgr *hwmgr) |
92c6d645 EH |
35 | { |
36 | if (phm_cf_want_uvd_power_gating(hwmgr)) { | |
37 | if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, | |
38 | PHM_PlatformCaps_UVDDynamicPowerGating)) { | |
39 | return smum_send_msg_to_smc_with_parameter(hwmgr->smumgr, | |
40 | PPSMC_MSG_UVDPowerON, 1); | |
41 | } else { | |
42 | return smum_send_msg_to_smc_with_parameter(hwmgr->smumgr, | |
43 | PPSMC_MSG_UVDPowerON, 0); | |
44 | } | |
45 | } | |
46 | ||
47 | return 0; | |
48 | } | |
49 | ||
2cc0c0b5 | 50 | int polaris10_phm_powerdown_vce(struct pp_hwmgr *hwmgr) |
92c6d645 EH |
51 | { |
52 | if (phm_cf_want_vce_power_gating(hwmgr)) | |
53 | return smum_send_msg_to_smc(hwmgr->smumgr, | |
54 | PPSMC_MSG_VCEPowerOFF); | |
55 | return 0; | |
56 | } | |
57 | ||
2cc0c0b5 | 58 | int polaris10_phm_powerup_vce(struct pp_hwmgr *hwmgr) |
92c6d645 EH |
59 | { |
60 | if (phm_cf_want_vce_power_gating(hwmgr)) | |
61 | return smum_send_msg_to_smc(hwmgr->smumgr, | |
62 | PPSMC_MSG_VCEPowerON); | |
63 | return 0; | |
64 | } | |
65 | ||
2cc0c0b5 | 66 | int polaris10_phm_powerdown_samu(struct pp_hwmgr *hwmgr) |
92c6d645 EH |
67 | { |
68 | if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, | |
69 | PHM_PlatformCaps_SamuPowerGating)) | |
70 | return smum_send_msg_to_smc(hwmgr->smumgr, | |
71 | PPSMC_MSG_SAMPowerOFF); | |
72 | return 0; | |
73 | } | |
74 | ||
2cc0c0b5 | 75 | int polaris10_phm_powerup_samu(struct pp_hwmgr *hwmgr) |
92c6d645 EH |
76 | { |
77 | if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, | |
78 | PHM_PlatformCaps_SamuPowerGating)) | |
79 | return smum_send_msg_to_smc(hwmgr->smumgr, | |
80 | PPSMC_MSG_SAMPowerON); | |
81 | return 0; | |
82 | } | |
83 | ||
2cc0c0b5 | 84 | int polaris10_phm_disable_clock_power_gating(struct pp_hwmgr *hwmgr) |
92c6d645 | 85 | { |
2cc0c0b5 | 86 | struct polaris10_hwmgr *data = (struct polaris10_hwmgr *)(hwmgr->backend); |
92c6d645 EH |
87 | |
88 | data->uvd_power_gated = false; | |
89 | data->vce_power_gated = false; | |
90 | data->samu_power_gated = false; | |
91 | ||
2cc0c0b5 FC |
92 | polaris10_phm_powerup_uvd(hwmgr); |
93 | polaris10_phm_powerup_vce(hwmgr); | |
94 | polaris10_phm_powerup_samu(hwmgr); | |
92c6d645 EH |
95 | |
96 | return 0; | |
97 | } | |
98 | ||
2cc0c0b5 | 99 | int polaris10_phm_powergate_uvd(struct pp_hwmgr *hwmgr, bool bgate) |
92c6d645 | 100 | { |
2cc0c0b5 | 101 | struct polaris10_hwmgr *data = (struct polaris10_hwmgr *)(hwmgr->backend); |
92c6d645 EH |
102 | |
103 | if (data->uvd_power_gated == bgate) | |
104 | return 0; | |
105 | ||
106 | data->uvd_power_gated = bgate; | |
107 | ||
108 | if (bgate) { | |
840dd4c6 EH |
109 | cgs_set_clockgating_state(hwmgr->device, |
110 | AMD_IP_BLOCK_TYPE_UVD, | |
111 | AMD_CG_STATE_GATE); | |
2cc0c0b5 FC |
112 | polaris10_update_uvd_dpm(hwmgr, true); |
113 | polaris10_phm_powerdown_uvd(hwmgr); | |
92c6d645 | 114 | } else { |
2cc0c0b5 FC |
115 | polaris10_phm_powerup_uvd(hwmgr); |
116 | polaris10_update_uvd_dpm(hwmgr, false); | |
840dd4c6 EH |
117 | cgs_set_clockgating_state(hwmgr->device, |
118 | AMD_IP_BLOCK_TYPE_UVD, | |
119 | AMD_PG_STATE_UNGATE); | |
92c6d645 EH |
120 | } |
121 | ||
122 | return 0; | |
123 | } | |
124 | ||
2cc0c0b5 | 125 | int polaris10_phm_powergate_vce(struct pp_hwmgr *hwmgr, bool bgate) |
92c6d645 | 126 | { |
2cc0c0b5 | 127 | struct polaris10_hwmgr *data = (struct polaris10_hwmgr *)(hwmgr->backend); |
92c6d645 EH |
128 | |
129 | if (data->vce_power_gated == bgate) | |
130 | return 0; | |
131 | ||
b0d11345 RZ |
132 | data->vce_power_gated = bgate; |
133 | ||
92c6d645 | 134 | if (bgate) |
2cc0c0b5 | 135 | polaris10_phm_powerdown_vce(hwmgr); |
92c6d645 | 136 | else |
2cc0c0b5 | 137 | polaris10_phm_powerup_vce(hwmgr); |
92c6d645 EH |
138 | |
139 | return 0; | |
140 | } | |
141 | ||
2cc0c0b5 | 142 | int polaris10_phm_powergate_samu(struct pp_hwmgr *hwmgr, bool bgate) |
92c6d645 | 143 | { |
2cc0c0b5 | 144 | struct polaris10_hwmgr *data = (struct polaris10_hwmgr *)(hwmgr->backend); |
92c6d645 EH |
145 | |
146 | if (data->samu_power_gated == bgate) | |
147 | return 0; | |
148 | ||
149 | data->samu_power_gated = bgate; | |
150 | ||
151 | if (bgate) { | |
2cc0c0b5 FC |
152 | polaris10_update_samu_dpm(hwmgr, true); |
153 | polaris10_phm_powerdown_samu(hwmgr); | |
92c6d645 | 154 | } else { |
2cc0c0b5 FC |
155 | polaris10_phm_powerup_samu(hwmgr); |
156 | polaris10_update_samu_dpm(hwmgr, false); | |
92c6d645 EH |
157 | } |
158 | ||
159 | return 0; | |
160 | } | |
161 | ||
2cc0c0b5 | 162 | int polaris10_phm_update_clock_gatings(struct pp_hwmgr *hwmgr, |
8fe3d333 EH |
163 | const uint32_t *msg_id) |
164 | { | |
165 | PPSMC_Msg msg; | |
166 | uint32_t value; | |
167 | ||
168 | switch ((*msg_id & PP_GROUP_MASK) >> PP_GROUP_SHIFT) { | |
169 | case PP_GROUP_GFX: | |
170 | switch ((*msg_id & PP_BLOCK_MASK) >> PP_BLOCK_SHIFT) { | |
171 | case PP_BLOCK_GFX_CG: | |
172 | if (PP_STATE_SUPPORT_CG & *msg_id) { | |
173 | msg = ((*msg_id & PP_STATE_MASK) & PP_STATE_CG) ? | |
174 | PPSMC_MSG_EnableClockGatingFeature : | |
175 | PPSMC_MSG_DisableClockGatingFeature; | |
176 | value = CG_GFX_CGCG_MASK; | |
177 | ||
178 | if (smum_send_msg_to_smc_with_parameter( | |
179 | hwmgr->smumgr, msg, value)) | |
180 | return -1; | |
181 | } | |
182 | if (PP_STATE_SUPPORT_LS & *msg_id) { | |
183 | msg = (*msg_id & PP_STATE_MASK) & PP_STATE_LS | |
184 | ? PPSMC_MSG_EnableClockGatingFeature | |
185 | : PPSMC_MSG_DisableClockGatingFeature; | |
186 | value = CG_GFX_CGLS_MASK; | |
187 | ||
188 | if (smum_send_msg_to_smc_with_parameter( | |
189 | hwmgr->smumgr, msg, value)) | |
190 | return -1; | |
191 | } | |
192 | break; | |
193 | ||
194 | case PP_BLOCK_GFX_3D: | |
195 | if (PP_STATE_SUPPORT_CG & *msg_id) { | |
196 | msg = ((*msg_id & PP_STATE_MASK) & PP_STATE_CG) ? | |
197 | PPSMC_MSG_EnableClockGatingFeature : | |
198 | PPSMC_MSG_DisableClockGatingFeature; | |
199 | value = CG_GFX_3DCG_MASK; | |
200 | ||
201 | if (smum_send_msg_to_smc_with_parameter( | |
202 | hwmgr->smumgr, msg, value)) | |
203 | return -1; | |
204 | } | |
205 | ||
206 | if (PP_STATE_SUPPORT_LS & *msg_id) { | |
207 | msg = (*msg_id & PP_STATE_MASK) & PP_STATE_LS ? | |
208 | PPSMC_MSG_EnableClockGatingFeature : | |
209 | PPSMC_MSG_DisableClockGatingFeature; | |
210 | value = CG_GFX_3DLS_MASK; | |
211 | ||
212 | if (smum_send_msg_to_smc_with_parameter( | |
213 | hwmgr->smumgr, msg, value)) | |
214 | return -1; | |
215 | } | |
216 | break; | |
217 | ||
218 | case PP_BLOCK_GFX_RLC: | |
219 | if (PP_STATE_SUPPORT_LS & *msg_id) { | |
220 | msg = (*msg_id & PP_STATE_MASK) & PP_STATE_LS ? | |
221 | PPSMC_MSG_EnableClockGatingFeature : | |
222 | PPSMC_MSG_DisableClockGatingFeature; | |
223 | value = CG_GFX_RLC_LS_MASK; | |
224 | ||
225 | if (smum_send_msg_to_smc_with_parameter( | |
226 | hwmgr->smumgr, msg, value)) | |
227 | return -1; | |
228 | } | |
229 | break; | |
230 | ||
231 | case PP_BLOCK_GFX_CP: | |
232 | if (PP_STATE_SUPPORT_LS & *msg_id) { | |
233 | msg = (*msg_id & PP_STATE_MASK) & PP_STATE_LS ? | |
234 | PPSMC_MSG_EnableClockGatingFeature : | |
235 | PPSMC_MSG_DisableClockGatingFeature; | |
236 | value = CG_GFX_CP_LS_MASK; | |
237 | ||
238 | if (smum_send_msg_to_smc_with_parameter( | |
239 | hwmgr->smumgr, msg, value)) | |
240 | return -1; | |
241 | } | |
242 | break; | |
243 | ||
244 | case PP_BLOCK_GFX_MG: | |
245 | if (PP_STATE_SUPPORT_CG & *msg_id) { | |
246 | msg = ((*msg_id & PP_STATE_MASK) & PP_STATE_CG) ? | |
247 | PPSMC_MSG_EnableClockGatingFeature : | |
248 | PPSMC_MSG_DisableClockGatingFeature; | |
249 | value = (CG_CPF_MGCG_MASK | CG_RLC_MGCG_MASK | | |
250 | CG_GFX_OTHERS_MGCG_MASK); | |
251 | ||
252 | if (smum_send_msg_to_smc_with_parameter( | |
253 | hwmgr->smumgr, msg, value)) | |
254 | return -1; | |
255 | } | |
256 | break; | |
257 | ||
258 | default: | |
259 | return -1; | |
260 | } | |
261 | break; | |
262 | ||
263 | case PP_GROUP_SYS: | |
264 | switch ((*msg_id & PP_BLOCK_MASK) >> PP_BLOCK_SHIFT) { | |
265 | case PP_BLOCK_SYS_BIF: | |
266 | if (PP_STATE_SUPPORT_CG & *msg_id) { | |
267 | msg = (*msg_id & PP_STATE_MASK) & PP_STATE_CG ? | |
268 | PPSMC_MSG_EnableClockGatingFeature : | |
269 | PPSMC_MSG_DisableClockGatingFeature; | |
270 | value = CG_SYS_BIF_MGCG_MASK; | |
271 | ||
272 | if (smum_send_msg_to_smc_with_parameter( | |
273 | hwmgr->smumgr, msg, value)) | |
274 | return -1; | |
275 | } | |
276 | if (PP_STATE_SUPPORT_LS & *msg_id) { | |
277 | msg = (*msg_id & PP_STATE_MASK) & PP_STATE_LS ? | |
278 | PPSMC_MSG_EnableClockGatingFeature : | |
279 | PPSMC_MSG_DisableClockGatingFeature; | |
280 | value = CG_SYS_BIF_MGLS_MASK; | |
281 | ||
282 | if (smum_send_msg_to_smc_with_parameter( | |
283 | hwmgr->smumgr, msg, value)) | |
284 | return -1; | |
285 | } | |
286 | break; | |
287 | ||
288 | case PP_BLOCK_SYS_MC: | |
289 | if (PP_STATE_SUPPORT_CG & *msg_id) { | |
290 | msg = ((*msg_id & PP_STATE_MASK) & PP_STATE_CG) ? | |
291 | PPSMC_MSG_EnableClockGatingFeature : | |
292 | PPSMC_MSG_DisableClockGatingFeature; | |
293 | value = CG_SYS_MC_MGCG_MASK; | |
294 | ||
295 | if (smum_send_msg_to_smc_with_parameter( | |
296 | hwmgr->smumgr, msg, value)) | |
297 | return -1; | |
298 | } | |
299 | ||
300 | if (PP_STATE_SUPPORT_LS & *msg_id) { | |
301 | msg = (*msg_id & PP_STATE_MASK) & PP_STATE_LS ? | |
302 | PPSMC_MSG_EnableClockGatingFeature : | |
303 | PPSMC_MSG_DisableClockGatingFeature; | |
304 | value = CG_SYS_MC_MGLS_MASK; | |
305 | ||
306 | if (smum_send_msg_to_smc_with_parameter( | |
307 | hwmgr->smumgr, msg, value)) | |
308 | return -1; | |
309 | } | |
310 | break; | |
311 | ||
312 | case PP_BLOCK_SYS_DRM: | |
313 | if (PP_STATE_SUPPORT_CG & *msg_id) { | |
314 | msg = (*msg_id & PP_STATE_MASK) & PP_STATE_CG ? | |
315 | PPSMC_MSG_EnableClockGatingFeature : | |
316 | PPSMC_MSG_DisableClockGatingFeature; | |
317 | value = CG_SYS_DRM_MGCG_MASK; | |
318 | ||
319 | if (smum_send_msg_to_smc_with_parameter( | |
320 | hwmgr->smumgr, msg, value)) | |
321 | return -1; | |
322 | } | |
323 | if (PP_STATE_SUPPORT_LS & *msg_id) { | |
324 | msg = (*msg_id & PP_STATE_MASK) & PP_STATE_LS ? | |
325 | PPSMC_MSG_EnableClockGatingFeature : | |
326 | PPSMC_MSG_DisableClockGatingFeature; | |
327 | value = CG_SYS_DRM_MGLS_MASK; | |
328 | ||
329 | if (smum_send_msg_to_smc_with_parameter( | |
330 | hwmgr->smumgr, msg, value)) | |
331 | return -1; | |
332 | } | |
333 | break; | |
334 | ||
335 | case PP_BLOCK_SYS_HDP: | |
336 | if (PP_STATE_SUPPORT_CG & *msg_id) { | |
337 | msg = ((*msg_id & PP_STATE_MASK) & PP_STATE_CG) ? | |
338 | PPSMC_MSG_EnableClockGatingFeature : | |
339 | PPSMC_MSG_DisableClockGatingFeature; | |
340 | value = CG_SYS_HDP_MGCG_MASK; | |
341 | ||
342 | if (smum_send_msg_to_smc_with_parameter( | |
343 | hwmgr->smumgr, msg, value)) | |
344 | return -1; | |
345 | } | |
346 | ||
347 | if (PP_STATE_SUPPORT_LS & *msg_id) { | |
348 | msg = (*msg_id & PP_STATE_MASK) & PP_STATE_LS ? | |
349 | PPSMC_MSG_EnableClockGatingFeature : | |
350 | PPSMC_MSG_DisableClockGatingFeature; | |
351 | value = CG_SYS_HDP_MGLS_MASK; | |
352 | ||
353 | if (smum_send_msg_to_smc_with_parameter( | |
354 | hwmgr->smumgr, msg, value)) | |
355 | return -1; | |
356 | } | |
357 | break; | |
358 | ||
359 | case PP_BLOCK_SYS_SDMA: | |
360 | if (PP_STATE_SUPPORT_CG & *msg_id) { | |
361 | msg = ((*msg_id & PP_STATE_MASK) & PP_STATE_CG) ? | |
362 | PPSMC_MSG_EnableClockGatingFeature : | |
363 | PPSMC_MSG_DisableClockGatingFeature; | |
364 | value = CG_SYS_SDMA_MGCG_MASK; | |
365 | ||
366 | if (smum_send_msg_to_smc_with_parameter( | |
367 | hwmgr->smumgr, msg, value)) | |
368 | return -1; | |
369 | } | |
370 | ||
371 | if (PP_STATE_SUPPORT_LS & *msg_id) { | |
372 | msg = (*msg_id & PP_STATE_MASK) & PP_STATE_LS ? | |
373 | PPSMC_MSG_EnableClockGatingFeature : | |
374 | PPSMC_MSG_DisableClockGatingFeature; | |
375 | value = CG_SYS_SDMA_MGLS_MASK; | |
376 | ||
377 | if (smum_send_msg_to_smc_with_parameter( | |
378 | hwmgr->smumgr, msg, value)) | |
379 | return -1; | |
380 | } | |
381 | break; | |
382 | ||
383 | case PP_BLOCK_SYS_ROM: | |
384 | if (PP_STATE_SUPPORT_CG & *msg_id) { | |
385 | msg = ((*msg_id & PP_STATE_MASK) & PP_STATE_CG) ? | |
386 | PPSMC_MSG_EnableClockGatingFeature : | |
387 | PPSMC_MSG_DisableClockGatingFeature; | |
388 | value = CG_SYS_ROM_MASK; | |
389 | ||
390 | if (smum_send_msg_to_smc_with_parameter( | |
391 | hwmgr->smumgr, msg, value)) | |
392 | return -1; | |
393 | } | |
394 | break; | |
395 | ||
396 | default: | |
397 | return -1; | |
398 | ||
399 | } | |
400 | break; | |
401 | ||
402 | default: | |
403 | return -1; | |
404 | ||
405 | } | |
406 | ||
407 | return 0; | |
408 | } | |
7df48927 | 409 | |
2cc0c0b5 | 410 | /* This function is for Polaris11 only for now, |
7df48927 EH |
411 | * Powerplay will only control the static per CU Power Gating. |
412 | * Dynamic per CU Power Gating will be done in gfx. | |
413 | */ | |
2cc0c0b5 | 414 | int polaris10_phm_enable_per_cu_power_gating(struct pp_hwmgr *hwmgr, bool enable) |
7df48927 EH |
415 | { |
416 | struct cgs_system_info sys_info = {0}; | |
417 | uint32_t active_cus; | |
418 | int result; | |
419 | ||
420 | sys_info.size = sizeof(struct cgs_system_info); | |
421 | sys_info.info_id = CGS_SYSTEM_INFO_GFX_CU_INFO; | |
422 | ||
423 | result = cgs_query_system_info(hwmgr->device, &sys_info); | |
424 | ||
425 | if (result) | |
426 | return -EINVAL; | |
427 | else | |
428 | active_cus = sys_info.value; | |
429 | ||
430 | if (enable) | |
431 | return smum_send_msg_to_smc_with_parameter(hwmgr->smumgr, | |
432 | PPSMC_MSG_GFX_CU_PG_ENABLE, active_cus); | |
433 | else | |
434 | return smum_send_msg_to_smc(hwmgr->smumgr, | |
435 | PPSMC_MSG_GFX_CU_PG_DISABLE); | |
436 | } |