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Merge remote-tracking branches 'asoc/topic/cs4265', 'asoc/topic/cs42l56', 'asoc/topic...
[deliverable/linux.git] / drivers / gpu / drm / radeon / kv_dpm.c
1 /*
2 * Copyright 2013 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
24 #include "drmP.h"
25 #include "radeon.h"
26 #include "cikd.h"
27 #include "r600_dpm.h"
28 #include "kv_dpm.h"
29 #include "radeon_asic.h"
30 #include <linux/seq_file.h>
31
32 #define KV_MAX_DEEPSLEEP_DIVIDER_ID 5
33 #define KV_MINIMUM_ENGINE_CLOCK 800
34 #define SMC_RAM_END 0x40000
35
36 static void kv_init_graphics_levels(struct radeon_device *rdev);
37 static int kv_calculate_ds_divider(struct radeon_device *rdev);
38 static int kv_calculate_nbps_level_settings(struct radeon_device *rdev);
39 static int kv_calculate_dpm_settings(struct radeon_device *rdev);
40 static void kv_enable_new_levels(struct radeon_device *rdev);
41 static void kv_program_nbps_index_settings(struct radeon_device *rdev,
42 struct radeon_ps *new_rps);
43 static int kv_set_enabled_level(struct radeon_device *rdev, u32 level);
44 static int kv_set_enabled_levels(struct radeon_device *rdev);
45 static int kv_force_dpm_highest(struct radeon_device *rdev);
46 static int kv_force_dpm_lowest(struct radeon_device *rdev);
47 static void kv_apply_state_adjust_rules(struct radeon_device *rdev,
48 struct radeon_ps *new_rps,
49 struct radeon_ps *old_rps);
50 static int kv_set_thermal_temperature_range(struct radeon_device *rdev,
51 int min_temp, int max_temp);
52 static int kv_init_fps_limits(struct radeon_device *rdev);
53
54 void kv_dpm_powergate_uvd(struct radeon_device *rdev, bool gate);
55 static void kv_dpm_powergate_vce(struct radeon_device *rdev, bool gate);
56 static void kv_dpm_powergate_samu(struct radeon_device *rdev, bool gate);
57 static void kv_dpm_powergate_acp(struct radeon_device *rdev, bool gate);
58
59 extern void cik_enter_rlc_safe_mode(struct radeon_device *rdev);
60 extern void cik_exit_rlc_safe_mode(struct radeon_device *rdev);
61 extern void cik_update_cg(struct radeon_device *rdev,
62 u32 block, bool enable);
63
64 static const struct kv_lcac_config_values sx_local_cac_cfg_kv[] =
65 {
66 { 0, 4, 1 },
67 { 1, 4, 1 },
68 { 2, 5, 1 },
69 { 3, 4, 2 },
70 { 4, 1, 1 },
71 { 5, 5, 2 },
72 { 6, 6, 1 },
73 { 7, 9, 2 },
74 { 0xffffffff }
75 };
76
77 static const struct kv_lcac_config_values mc0_local_cac_cfg_kv[] =
78 {
79 { 0, 4, 1 },
80 { 0xffffffff }
81 };
82
83 static const struct kv_lcac_config_values mc1_local_cac_cfg_kv[] =
84 {
85 { 0, 4, 1 },
86 { 0xffffffff }
87 };
88
89 static const struct kv_lcac_config_values mc2_local_cac_cfg_kv[] =
90 {
91 { 0, 4, 1 },
92 { 0xffffffff }
93 };
94
95 static const struct kv_lcac_config_values mc3_local_cac_cfg_kv[] =
96 {
97 { 0, 4, 1 },
98 { 0xffffffff }
99 };
100
101 static const struct kv_lcac_config_values cpl_local_cac_cfg_kv[] =
102 {
103 { 0, 4, 1 },
104 { 1, 4, 1 },
105 { 2, 5, 1 },
106 { 3, 4, 1 },
107 { 4, 1, 1 },
108 { 5, 5, 1 },
109 { 6, 6, 1 },
110 { 7, 9, 1 },
111 { 8, 4, 1 },
112 { 9, 2, 1 },
113 { 10, 3, 1 },
114 { 11, 6, 1 },
115 { 12, 8, 2 },
116 { 13, 1, 1 },
117 { 14, 2, 1 },
118 { 15, 3, 1 },
119 { 16, 1, 1 },
120 { 17, 4, 1 },
121 { 18, 3, 1 },
122 { 19, 1, 1 },
123 { 20, 8, 1 },
124 { 21, 5, 1 },
125 { 22, 1, 1 },
126 { 23, 1, 1 },
127 { 24, 4, 1 },
128 { 27, 6, 1 },
129 { 28, 1, 1 },
130 { 0xffffffff }
131 };
132
133 static const struct kv_lcac_config_reg sx0_cac_config_reg[] =
134 {
135 { 0xc0400d00, 0x003e0000, 17, 0x3fc00000, 22, 0x0001fffe, 1, 0x00000001, 0 }
136 };
137
138 static const struct kv_lcac_config_reg mc0_cac_config_reg[] =
139 {
140 { 0xc0400d30, 0x003e0000, 17, 0x3fc00000, 22, 0x0001fffe, 1, 0x00000001, 0 }
141 };
142
143 static const struct kv_lcac_config_reg mc1_cac_config_reg[] =
144 {
145 { 0xc0400d3c, 0x003e0000, 17, 0x3fc00000, 22, 0x0001fffe, 1, 0x00000001, 0 }
146 };
147
148 static const struct kv_lcac_config_reg mc2_cac_config_reg[] =
149 {
150 { 0xc0400d48, 0x003e0000, 17, 0x3fc00000, 22, 0x0001fffe, 1, 0x00000001, 0 }
151 };
152
153 static const struct kv_lcac_config_reg mc3_cac_config_reg[] =
154 {
155 { 0xc0400d54, 0x003e0000, 17, 0x3fc00000, 22, 0x0001fffe, 1, 0x00000001, 0 }
156 };
157
158 static const struct kv_lcac_config_reg cpl_cac_config_reg[] =
159 {
160 { 0xc0400d80, 0x003e0000, 17, 0x3fc00000, 22, 0x0001fffe, 1, 0x00000001, 0 }
161 };
162
163 static const struct kv_pt_config_reg didt_config_kv[] =
164 {
165 { 0x10, 0x000000ff, 0, 0x0, KV_CONFIGREG_DIDT_IND },
166 { 0x10, 0x0000ff00, 8, 0x0, KV_CONFIGREG_DIDT_IND },
167 { 0x10, 0x00ff0000, 16, 0x0, KV_CONFIGREG_DIDT_IND },
168 { 0x10, 0xff000000, 24, 0x0, KV_CONFIGREG_DIDT_IND },
169 { 0x11, 0x000000ff, 0, 0x0, KV_CONFIGREG_DIDT_IND },
170 { 0x11, 0x0000ff00, 8, 0x0, KV_CONFIGREG_DIDT_IND },
171 { 0x11, 0x00ff0000, 16, 0x0, KV_CONFIGREG_DIDT_IND },
172 { 0x11, 0xff000000, 24, 0x0, KV_CONFIGREG_DIDT_IND },
173 { 0x12, 0x000000ff, 0, 0x0, KV_CONFIGREG_DIDT_IND },
174 { 0x12, 0x0000ff00, 8, 0x0, KV_CONFIGREG_DIDT_IND },
175 { 0x12, 0x00ff0000, 16, 0x0, KV_CONFIGREG_DIDT_IND },
176 { 0x12, 0xff000000, 24, 0x0, KV_CONFIGREG_DIDT_IND },
177 { 0x2, 0x00003fff, 0, 0x4, KV_CONFIGREG_DIDT_IND },
178 { 0x2, 0x03ff0000, 16, 0x80, KV_CONFIGREG_DIDT_IND },
179 { 0x2, 0x78000000, 27, 0x3, KV_CONFIGREG_DIDT_IND },
180 { 0x1, 0x0000ffff, 0, 0x3FFF, KV_CONFIGREG_DIDT_IND },
181 { 0x1, 0xffff0000, 16, 0x3FFF, KV_CONFIGREG_DIDT_IND },
182 { 0x0, 0x00000001, 0, 0x0, KV_CONFIGREG_DIDT_IND },
183 { 0x30, 0x000000ff, 0, 0x0, KV_CONFIGREG_DIDT_IND },
184 { 0x30, 0x0000ff00, 8, 0x0, KV_CONFIGREG_DIDT_IND },
185 { 0x30, 0x00ff0000, 16, 0x0, KV_CONFIGREG_DIDT_IND },
186 { 0x30, 0xff000000, 24, 0x0, KV_CONFIGREG_DIDT_IND },
187 { 0x31, 0x000000ff, 0, 0x0, KV_CONFIGREG_DIDT_IND },
188 { 0x31, 0x0000ff00, 8, 0x0, KV_CONFIGREG_DIDT_IND },
189 { 0x31, 0x00ff0000, 16, 0x0, KV_CONFIGREG_DIDT_IND },
190 { 0x31, 0xff000000, 24, 0x0, KV_CONFIGREG_DIDT_IND },
191 { 0x32, 0x000000ff, 0, 0x0, KV_CONFIGREG_DIDT_IND },
192 { 0x32, 0x0000ff00, 8, 0x0, KV_CONFIGREG_DIDT_IND },
193 { 0x32, 0x00ff0000, 16, 0x0, KV_CONFIGREG_DIDT_IND },
194 { 0x32, 0xff000000, 24, 0x0, KV_CONFIGREG_DIDT_IND },
195 { 0x22, 0x00003fff, 0, 0x4, KV_CONFIGREG_DIDT_IND },
196 { 0x22, 0x03ff0000, 16, 0x80, KV_CONFIGREG_DIDT_IND },
197 { 0x22, 0x78000000, 27, 0x3, KV_CONFIGREG_DIDT_IND },
198 { 0x21, 0x0000ffff, 0, 0x3FFF, KV_CONFIGREG_DIDT_IND },
199 { 0x21, 0xffff0000, 16, 0x3FFF, KV_CONFIGREG_DIDT_IND },
200 { 0x20, 0x00000001, 0, 0x0, KV_CONFIGREG_DIDT_IND },
201 { 0x50, 0x000000ff, 0, 0x0, KV_CONFIGREG_DIDT_IND },
202 { 0x50, 0x0000ff00, 8, 0x0, KV_CONFIGREG_DIDT_IND },
203 { 0x50, 0x00ff0000, 16, 0x0, KV_CONFIGREG_DIDT_IND },
204 { 0x50, 0xff000000, 24, 0x0, KV_CONFIGREG_DIDT_IND },
205 { 0x51, 0x000000ff, 0, 0x0, KV_CONFIGREG_DIDT_IND },
206 { 0x51, 0x0000ff00, 8, 0x0, KV_CONFIGREG_DIDT_IND },
207 { 0x51, 0x00ff0000, 16, 0x0, KV_CONFIGREG_DIDT_IND },
208 { 0x51, 0xff000000, 24, 0x0, KV_CONFIGREG_DIDT_IND },
209 { 0x52, 0x000000ff, 0, 0x0, KV_CONFIGREG_DIDT_IND },
210 { 0x52, 0x0000ff00, 8, 0x0, KV_CONFIGREG_DIDT_IND },
211 { 0x52, 0x00ff0000, 16, 0x0, KV_CONFIGREG_DIDT_IND },
212 { 0x52, 0xff000000, 24, 0x0, KV_CONFIGREG_DIDT_IND },
213 { 0x42, 0x00003fff, 0, 0x4, KV_CONFIGREG_DIDT_IND },
214 { 0x42, 0x03ff0000, 16, 0x80, KV_CONFIGREG_DIDT_IND },
215 { 0x42, 0x78000000, 27, 0x3, KV_CONFIGREG_DIDT_IND },
216 { 0x41, 0x0000ffff, 0, 0x3FFF, KV_CONFIGREG_DIDT_IND },
217 { 0x41, 0xffff0000, 16, 0x3FFF, KV_CONFIGREG_DIDT_IND },
218 { 0x40, 0x00000001, 0, 0x0, KV_CONFIGREG_DIDT_IND },
219 { 0x70, 0x000000ff, 0, 0x0, KV_CONFIGREG_DIDT_IND },
220 { 0x70, 0x0000ff00, 8, 0x0, KV_CONFIGREG_DIDT_IND },
221 { 0x70, 0x00ff0000, 16, 0x0, KV_CONFIGREG_DIDT_IND },
222 { 0x70, 0xff000000, 24, 0x0, KV_CONFIGREG_DIDT_IND },
223 { 0x71, 0x000000ff, 0, 0x0, KV_CONFIGREG_DIDT_IND },
224 { 0x71, 0x0000ff00, 8, 0x0, KV_CONFIGREG_DIDT_IND },
225 { 0x71, 0x00ff0000, 16, 0x0, KV_CONFIGREG_DIDT_IND },
226 { 0x71, 0xff000000, 24, 0x0, KV_CONFIGREG_DIDT_IND },
227 { 0x72, 0x000000ff, 0, 0x0, KV_CONFIGREG_DIDT_IND },
228 { 0x72, 0x0000ff00, 8, 0x0, KV_CONFIGREG_DIDT_IND },
229 { 0x72, 0x00ff0000, 16, 0x0, KV_CONFIGREG_DIDT_IND },
230 { 0x72, 0xff000000, 24, 0x0, KV_CONFIGREG_DIDT_IND },
231 { 0x62, 0x00003fff, 0, 0x4, KV_CONFIGREG_DIDT_IND },
232 { 0x62, 0x03ff0000, 16, 0x80, KV_CONFIGREG_DIDT_IND },
233 { 0x62, 0x78000000, 27, 0x3, KV_CONFIGREG_DIDT_IND },
234 { 0x61, 0x0000ffff, 0, 0x3FFF, KV_CONFIGREG_DIDT_IND },
235 { 0x61, 0xffff0000, 16, 0x3FFF, KV_CONFIGREG_DIDT_IND },
236 { 0x60, 0x00000001, 0, 0x0, KV_CONFIGREG_DIDT_IND },
237 { 0xFFFFFFFF }
238 };
239
240 static struct kv_ps *kv_get_ps(struct radeon_ps *rps)
241 {
242 struct kv_ps *ps = rps->ps_priv;
243
244 return ps;
245 }
246
247 static struct kv_power_info *kv_get_pi(struct radeon_device *rdev)
248 {
249 struct kv_power_info *pi = rdev->pm.dpm.priv;
250
251 return pi;
252 }
253
254 #if 0
255 static void kv_program_local_cac_table(struct radeon_device *rdev,
256 const struct kv_lcac_config_values *local_cac_table,
257 const struct kv_lcac_config_reg *local_cac_reg)
258 {
259 u32 i, count, data;
260 const struct kv_lcac_config_values *values = local_cac_table;
261
262 while (values->block_id != 0xffffffff) {
263 count = values->signal_id;
264 for (i = 0; i < count; i++) {
265 data = ((values->block_id << local_cac_reg->block_shift) &
266 local_cac_reg->block_mask);
267 data |= ((i << local_cac_reg->signal_shift) &
268 local_cac_reg->signal_mask);
269 data |= ((values->t << local_cac_reg->t_shift) &
270 local_cac_reg->t_mask);
271 data |= ((1 << local_cac_reg->enable_shift) &
272 local_cac_reg->enable_mask);
273 WREG32_SMC(local_cac_reg->cntl, data);
274 }
275 values++;
276 }
277 }
278 #endif
279
280 static int kv_program_pt_config_registers(struct radeon_device *rdev,
281 const struct kv_pt_config_reg *cac_config_regs)
282 {
283 const struct kv_pt_config_reg *config_regs = cac_config_regs;
284 u32 data;
285 u32 cache = 0;
286
287 if (config_regs == NULL)
288 return -EINVAL;
289
290 while (config_regs->offset != 0xFFFFFFFF) {
291 if (config_regs->type == KV_CONFIGREG_CACHE) {
292 cache |= ((config_regs->value << config_regs->shift) & config_regs->mask);
293 } else {
294 switch (config_regs->type) {
295 case KV_CONFIGREG_SMC_IND:
296 data = RREG32_SMC(config_regs->offset);
297 break;
298 case KV_CONFIGREG_DIDT_IND:
299 data = RREG32_DIDT(config_regs->offset);
300 break;
301 default:
302 data = RREG32(config_regs->offset << 2);
303 break;
304 }
305
306 data &= ~config_regs->mask;
307 data |= ((config_regs->value << config_regs->shift) & config_regs->mask);
308 data |= cache;
309 cache = 0;
310
311 switch (config_regs->type) {
312 case KV_CONFIGREG_SMC_IND:
313 WREG32_SMC(config_regs->offset, data);
314 break;
315 case KV_CONFIGREG_DIDT_IND:
316 WREG32_DIDT(config_regs->offset, data);
317 break;
318 default:
319 WREG32(config_regs->offset << 2, data);
320 break;
321 }
322 }
323 config_regs++;
324 }
325
326 return 0;
327 }
328
329 static void kv_do_enable_didt(struct radeon_device *rdev, bool enable)
330 {
331 struct kv_power_info *pi = kv_get_pi(rdev);
332 u32 data;
333
334 if (pi->caps_sq_ramping) {
335 data = RREG32_DIDT(DIDT_SQ_CTRL0);
336 if (enable)
337 data |= DIDT_CTRL_EN;
338 else
339 data &= ~DIDT_CTRL_EN;
340 WREG32_DIDT(DIDT_SQ_CTRL0, data);
341 }
342
343 if (pi->caps_db_ramping) {
344 data = RREG32_DIDT(DIDT_DB_CTRL0);
345 if (enable)
346 data |= DIDT_CTRL_EN;
347 else
348 data &= ~DIDT_CTRL_EN;
349 WREG32_DIDT(DIDT_DB_CTRL0, data);
350 }
351
352 if (pi->caps_td_ramping) {
353 data = RREG32_DIDT(DIDT_TD_CTRL0);
354 if (enable)
355 data |= DIDT_CTRL_EN;
356 else
357 data &= ~DIDT_CTRL_EN;
358 WREG32_DIDT(DIDT_TD_CTRL0, data);
359 }
360
361 if (pi->caps_tcp_ramping) {
362 data = RREG32_DIDT(DIDT_TCP_CTRL0);
363 if (enable)
364 data |= DIDT_CTRL_EN;
365 else
366 data &= ~DIDT_CTRL_EN;
367 WREG32_DIDT(DIDT_TCP_CTRL0, data);
368 }
369 }
370
371 static int kv_enable_didt(struct radeon_device *rdev, bool enable)
372 {
373 struct kv_power_info *pi = kv_get_pi(rdev);
374 int ret;
375
376 if (pi->caps_sq_ramping ||
377 pi->caps_db_ramping ||
378 pi->caps_td_ramping ||
379 pi->caps_tcp_ramping) {
380 cik_enter_rlc_safe_mode(rdev);
381
382 if (enable) {
383 ret = kv_program_pt_config_registers(rdev, didt_config_kv);
384 if (ret) {
385 cik_exit_rlc_safe_mode(rdev);
386 return ret;
387 }
388 }
389
390 kv_do_enable_didt(rdev, enable);
391
392 cik_exit_rlc_safe_mode(rdev);
393 }
394
395 return 0;
396 }
397
398 #if 0
399 static void kv_initialize_hardware_cac_manager(struct radeon_device *rdev)
400 {
401 struct kv_power_info *pi = kv_get_pi(rdev);
402
403 if (pi->caps_cac) {
404 WREG32_SMC(LCAC_SX0_OVR_SEL, 0);
405 WREG32_SMC(LCAC_SX0_OVR_VAL, 0);
406 kv_program_local_cac_table(rdev, sx_local_cac_cfg_kv, sx0_cac_config_reg);
407
408 WREG32_SMC(LCAC_MC0_OVR_SEL, 0);
409 WREG32_SMC(LCAC_MC0_OVR_VAL, 0);
410 kv_program_local_cac_table(rdev, mc0_local_cac_cfg_kv, mc0_cac_config_reg);
411
412 WREG32_SMC(LCAC_MC1_OVR_SEL, 0);
413 WREG32_SMC(LCAC_MC1_OVR_VAL, 0);
414 kv_program_local_cac_table(rdev, mc1_local_cac_cfg_kv, mc1_cac_config_reg);
415
416 WREG32_SMC(LCAC_MC2_OVR_SEL, 0);
417 WREG32_SMC(LCAC_MC2_OVR_VAL, 0);
418 kv_program_local_cac_table(rdev, mc2_local_cac_cfg_kv, mc2_cac_config_reg);
419
420 WREG32_SMC(LCAC_MC3_OVR_SEL, 0);
421 WREG32_SMC(LCAC_MC3_OVR_VAL, 0);
422 kv_program_local_cac_table(rdev, mc3_local_cac_cfg_kv, mc3_cac_config_reg);
423
424 WREG32_SMC(LCAC_CPL_OVR_SEL, 0);
425 WREG32_SMC(LCAC_CPL_OVR_VAL, 0);
426 kv_program_local_cac_table(rdev, cpl_local_cac_cfg_kv, cpl_cac_config_reg);
427 }
428 }
429 #endif
430
431 static int kv_enable_smc_cac(struct radeon_device *rdev, bool enable)
432 {
433 struct kv_power_info *pi = kv_get_pi(rdev);
434 int ret = 0;
435
436 if (pi->caps_cac) {
437 if (enable) {
438 ret = kv_notify_message_to_smu(rdev, PPSMC_MSG_EnableCac);
439 if (ret)
440 pi->cac_enabled = false;
441 else
442 pi->cac_enabled = true;
443 } else if (pi->cac_enabled) {
444 kv_notify_message_to_smu(rdev, PPSMC_MSG_DisableCac);
445 pi->cac_enabled = false;
446 }
447 }
448
449 return ret;
450 }
451
452 static int kv_process_firmware_header(struct radeon_device *rdev)
453 {
454 struct kv_power_info *pi = kv_get_pi(rdev);
455 u32 tmp;
456 int ret;
457
458 ret = kv_read_smc_sram_dword(rdev, SMU7_FIRMWARE_HEADER_LOCATION +
459 offsetof(SMU7_Firmware_Header, DpmTable),
460 &tmp, pi->sram_end);
461
462 if (ret == 0)
463 pi->dpm_table_start = tmp;
464
465 ret = kv_read_smc_sram_dword(rdev, SMU7_FIRMWARE_HEADER_LOCATION +
466 offsetof(SMU7_Firmware_Header, SoftRegisters),
467 &tmp, pi->sram_end);
468
469 if (ret == 0)
470 pi->soft_regs_start = tmp;
471
472 return ret;
473 }
474
475 static int kv_enable_dpm_voltage_scaling(struct radeon_device *rdev)
476 {
477 struct kv_power_info *pi = kv_get_pi(rdev);
478 int ret;
479
480 pi->graphics_voltage_change_enable = 1;
481
482 ret = kv_copy_bytes_to_smc(rdev,
483 pi->dpm_table_start +
484 offsetof(SMU7_Fusion_DpmTable, GraphicsVoltageChangeEnable),
485 &pi->graphics_voltage_change_enable,
486 sizeof(u8), pi->sram_end);
487
488 return ret;
489 }
490
491 static int kv_set_dpm_interval(struct radeon_device *rdev)
492 {
493 struct kv_power_info *pi = kv_get_pi(rdev);
494 int ret;
495
496 pi->graphics_interval = 1;
497
498 ret = kv_copy_bytes_to_smc(rdev,
499 pi->dpm_table_start +
500 offsetof(SMU7_Fusion_DpmTable, GraphicsInterval),
501 &pi->graphics_interval,
502 sizeof(u8), pi->sram_end);
503
504 return ret;
505 }
506
507 static int kv_set_dpm_boot_state(struct radeon_device *rdev)
508 {
509 struct kv_power_info *pi = kv_get_pi(rdev);
510 int ret;
511
512 ret = kv_copy_bytes_to_smc(rdev,
513 pi->dpm_table_start +
514 offsetof(SMU7_Fusion_DpmTable, GraphicsBootLevel),
515 &pi->graphics_boot_level,
516 sizeof(u8), pi->sram_end);
517
518 return ret;
519 }
520
521 static void kv_program_vc(struct radeon_device *rdev)
522 {
523 WREG32_SMC(CG_FTV_0, 0x3FFFC100);
524 }
525
526 static void kv_clear_vc(struct radeon_device *rdev)
527 {
528 WREG32_SMC(CG_FTV_0, 0);
529 }
530
531 static int kv_set_divider_value(struct radeon_device *rdev,
532 u32 index, u32 sclk)
533 {
534 struct kv_power_info *pi = kv_get_pi(rdev);
535 struct atom_clock_dividers dividers;
536 int ret;
537
538 ret = radeon_atom_get_clock_dividers(rdev, COMPUTE_ENGINE_PLL_PARAM,
539 sclk, false, &dividers);
540 if (ret)
541 return ret;
542
543 pi->graphics_level[index].SclkDid = (u8)dividers.post_div;
544 pi->graphics_level[index].SclkFrequency = cpu_to_be32(sclk);
545
546 return 0;
547 }
548
549 static u32 kv_convert_vid2_to_vid7(struct radeon_device *rdev,
550 struct sumo_vid_mapping_table *vid_mapping_table,
551 u32 vid_2bit)
552 {
553 struct radeon_clock_voltage_dependency_table *vddc_sclk_table =
554 &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk;
555 u32 i;
556
557 if (vddc_sclk_table && vddc_sclk_table->count) {
558 if (vid_2bit < vddc_sclk_table->count)
559 return vddc_sclk_table->entries[vid_2bit].v;
560 else
561 return vddc_sclk_table->entries[vddc_sclk_table->count - 1].v;
562 } else {
563 for (i = 0; i < vid_mapping_table->num_entries; i++) {
564 if (vid_mapping_table->entries[i].vid_2bit == vid_2bit)
565 return vid_mapping_table->entries[i].vid_7bit;
566 }
567 return vid_mapping_table->entries[vid_mapping_table->num_entries - 1].vid_7bit;
568 }
569 }
570
571 static u32 kv_convert_vid7_to_vid2(struct radeon_device *rdev,
572 struct sumo_vid_mapping_table *vid_mapping_table,
573 u32 vid_7bit)
574 {
575 struct radeon_clock_voltage_dependency_table *vddc_sclk_table =
576 &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk;
577 u32 i;
578
579 if (vddc_sclk_table && vddc_sclk_table->count) {
580 for (i = 0; i < vddc_sclk_table->count; i++) {
581 if (vddc_sclk_table->entries[i].v == vid_7bit)
582 return i;
583 }
584 return vddc_sclk_table->count - 1;
585 } else {
586 for (i = 0; i < vid_mapping_table->num_entries; i++) {
587 if (vid_mapping_table->entries[i].vid_7bit == vid_7bit)
588 return vid_mapping_table->entries[i].vid_2bit;
589 }
590
591 return vid_mapping_table->entries[vid_mapping_table->num_entries - 1].vid_2bit;
592 }
593 }
594
595 static u16 kv_convert_8bit_index_to_voltage(struct radeon_device *rdev,
596 u16 voltage)
597 {
598 return 6200 - (voltage * 25);
599 }
600
601 static u16 kv_convert_2bit_index_to_voltage(struct radeon_device *rdev,
602 u32 vid_2bit)
603 {
604 struct kv_power_info *pi = kv_get_pi(rdev);
605 u32 vid_8bit = kv_convert_vid2_to_vid7(rdev,
606 &pi->sys_info.vid_mapping_table,
607 vid_2bit);
608
609 return kv_convert_8bit_index_to_voltage(rdev, (u16)vid_8bit);
610 }
611
612
613 static int kv_set_vid(struct radeon_device *rdev, u32 index, u32 vid)
614 {
615 struct kv_power_info *pi = kv_get_pi(rdev);
616
617 pi->graphics_level[index].VoltageDownH = (u8)pi->voltage_drop_t;
618 pi->graphics_level[index].MinVddNb =
619 cpu_to_be32(kv_convert_2bit_index_to_voltage(rdev, vid));
620
621 return 0;
622 }
623
624 static int kv_set_at(struct radeon_device *rdev, u32 index, u32 at)
625 {
626 struct kv_power_info *pi = kv_get_pi(rdev);
627
628 pi->graphics_level[index].AT = cpu_to_be16((u16)at);
629
630 return 0;
631 }
632
633 static void kv_dpm_power_level_enable(struct radeon_device *rdev,
634 u32 index, bool enable)
635 {
636 struct kv_power_info *pi = kv_get_pi(rdev);
637
638 pi->graphics_level[index].EnabledForActivity = enable ? 1 : 0;
639 }
640
641 static void kv_start_dpm(struct radeon_device *rdev)
642 {
643 u32 tmp = RREG32_SMC(GENERAL_PWRMGT);
644
645 tmp |= GLOBAL_PWRMGT_EN;
646 WREG32_SMC(GENERAL_PWRMGT, tmp);
647
648 kv_smc_dpm_enable(rdev, true);
649 }
650
651 static void kv_stop_dpm(struct radeon_device *rdev)
652 {
653 kv_smc_dpm_enable(rdev, false);
654 }
655
656 static void kv_start_am(struct radeon_device *rdev)
657 {
658 u32 sclk_pwrmgt_cntl = RREG32_SMC(SCLK_PWRMGT_CNTL);
659
660 sclk_pwrmgt_cntl &= ~(RESET_SCLK_CNT | RESET_BUSY_CNT);
661 sclk_pwrmgt_cntl |= DYNAMIC_PM_EN;
662
663 WREG32_SMC(SCLK_PWRMGT_CNTL, sclk_pwrmgt_cntl);
664 }
665
666 static void kv_reset_am(struct radeon_device *rdev)
667 {
668 u32 sclk_pwrmgt_cntl = RREG32_SMC(SCLK_PWRMGT_CNTL);
669
670 sclk_pwrmgt_cntl |= (RESET_SCLK_CNT | RESET_BUSY_CNT);
671
672 WREG32_SMC(SCLK_PWRMGT_CNTL, sclk_pwrmgt_cntl);
673 }
674
675 static int kv_freeze_sclk_dpm(struct radeon_device *rdev, bool freeze)
676 {
677 return kv_notify_message_to_smu(rdev, freeze ?
678 PPSMC_MSG_SCLKDPM_FreezeLevel : PPSMC_MSG_SCLKDPM_UnfreezeLevel);
679 }
680
681 static int kv_force_lowest_valid(struct radeon_device *rdev)
682 {
683 return kv_force_dpm_lowest(rdev);
684 }
685
686 static int kv_unforce_levels(struct radeon_device *rdev)
687 {
688 if (rdev->family == CHIP_KABINI || rdev->family == CHIP_MULLINS)
689 return kv_notify_message_to_smu(rdev, PPSMC_MSG_NoForcedLevel);
690 else
691 return kv_set_enabled_levels(rdev);
692 }
693
694 static int kv_update_sclk_t(struct radeon_device *rdev)
695 {
696 struct kv_power_info *pi = kv_get_pi(rdev);
697 u32 low_sclk_interrupt_t = 0;
698 int ret = 0;
699
700 if (pi->caps_sclk_throttle_low_notification) {
701 low_sclk_interrupt_t = cpu_to_be32(pi->low_sclk_interrupt_t);
702
703 ret = kv_copy_bytes_to_smc(rdev,
704 pi->dpm_table_start +
705 offsetof(SMU7_Fusion_DpmTable, LowSclkInterruptT),
706 (u8 *)&low_sclk_interrupt_t,
707 sizeof(u32), pi->sram_end);
708 }
709 return ret;
710 }
711
712 static int kv_program_bootup_state(struct radeon_device *rdev)
713 {
714 struct kv_power_info *pi = kv_get_pi(rdev);
715 u32 i;
716 struct radeon_clock_voltage_dependency_table *table =
717 &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk;
718
719 if (table && table->count) {
720 for (i = pi->graphics_dpm_level_count - 1; i > 0; i--) {
721 if (table->entries[i].clk == pi->boot_pl.sclk)
722 break;
723 }
724
725 pi->graphics_boot_level = (u8)i;
726 kv_dpm_power_level_enable(rdev, i, true);
727 } else {
728 struct sumo_sclk_voltage_mapping_table *table =
729 &pi->sys_info.sclk_voltage_mapping_table;
730
731 if (table->num_max_dpm_entries == 0)
732 return -EINVAL;
733
734 for (i = pi->graphics_dpm_level_count - 1; i > 0; i--) {
735 if (table->entries[i].sclk_frequency == pi->boot_pl.sclk)
736 break;
737 }
738
739 pi->graphics_boot_level = (u8)i;
740 kv_dpm_power_level_enable(rdev, i, true);
741 }
742 return 0;
743 }
744
745 static int kv_enable_auto_thermal_throttling(struct radeon_device *rdev)
746 {
747 struct kv_power_info *pi = kv_get_pi(rdev);
748 int ret;
749
750 pi->graphics_therm_throttle_enable = 1;
751
752 ret = kv_copy_bytes_to_smc(rdev,
753 pi->dpm_table_start +
754 offsetof(SMU7_Fusion_DpmTable, GraphicsThermThrottleEnable),
755 &pi->graphics_therm_throttle_enable,
756 sizeof(u8), pi->sram_end);
757
758 return ret;
759 }
760
761 static int kv_upload_dpm_settings(struct radeon_device *rdev)
762 {
763 struct kv_power_info *pi = kv_get_pi(rdev);
764 int ret;
765
766 ret = kv_copy_bytes_to_smc(rdev,
767 pi->dpm_table_start +
768 offsetof(SMU7_Fusion_DpmTable, GraphicsLevel),
769 (u8 *)&pi->graphics_level,
770 sizeof(SMU7_Fusion_GraphicsLevel) * SMU7_MAX_LEVELS_GRAPHICS,
771 pi->sram_end);
772
773 if (ret)
774 return ret;
775
776 ret = kv_copy_bytes_to_smc(rdev,
777 pi->dpm_table_start +
778 offsetof(SMU7_Fusion_DpmTable, GraphicsDpmLevelCount),
779 &pi->graphics_dpm_level_count,
780 sizeof(u8), pi->sram_end);
781
782 return ret;
783 }
784
785 static u32 kv_get_clock_difference(u32 a, u32 b)
786 {
787 return (a >= b) ? a - b : b - a;
788 }
789
790 static u32 kv_get_clk_bypass(struct radeon_device *rdev, u32 clk)
791 {
792 struct kv_power_info *pi = kv_get_pi(rdev);
793 u32 value;
794
795 if (pi->caps_enable_dfs_bypass) {
796 if (kv_get_clock_difference(clk, 40000) < 200)
797 value = 3;
798 else if (kv_get_clock_difference(clk, 30000) < 200)
799 value = 2;
800 else if (kv_get_clock_difference(clk, 20000) < 200)
801 value = 7;
802 else if (kv_get_clock_difference(clk, 15000) < 200)
803 value = 6;
804 else if (kv_get_clock_difference(clk, 10000) < 200)
805 value = 8;
806 else
807 value = 0;
808 } else {
809 value = 0;
810 }
811
812 return value;
813 }
814
815 static int kv_populate_uvd_table(struct radeon_device *rdev)
816 {
817 struct kv_power_info *pi = kv_get_pi(rdev);
818 struct radeon_uvd_clock_voltage_dependency_table *table =
819 &rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table;
820 struct atom_clock_dividers dividers;
821 int ret;
822 u32 i;
823
824 if (table == NULL || table->count == 0)
825 return 0;
826
827 pi->uvd_level_count = 0;
828 for (i = 0; i < table->count; i++) {
829 if (pi->high_voltage_t &&
830 (pi->high_voltage_t < table->entries[i].v))
831 break;
832
833 pi->uvd_level[i].VclkFrequency = cpu_to_be32(table->entries[i].vclk);
834 pi->uvd_level[i].DclkFrequency = cpu_to_be32(table->entries[i].dclk);
835 pi->uvd_level[i].MinVddNb = cpu_to_be16(table->entries[i].v);
836
837 pi->uvd_level[i].VClkBypassCntl =
838 (u8)kv_get_clk_bypass(rdev, table->entries[i].vclk);
839 pi->uvd_level[i].DClkBypassCntl =
840 (u8)kv_get_clk_bypass(rdev, table->entries[i].dclk);
841
842 ret = radeon_atom_get_clock_dividers(rdev, COMPUTE_ENGINE_PLL_PARAM,
843 table->entries[i].vclk, false, &dividers);
844 if (ret)
845 return ret;
846 pi->uvd_level[i].VclkDivider = (u8)dividers.post_div;
847
848 ret = radeon_atom_get_clock_dividers(rdev, COMPUTE_ENGINE_PLL_PARAM,
849 table->entries[i].dclk, false, &dividers);
850 if (ret)
851 return ret;
852 pi->uvd_level[i].DclkDivider = (u8)dividers.post_div;
853
854 pi->uvd_level_count++;
855 }
856
857 ret = kv_copy_bytes_to_smc(rdev,
858 pi->dpm_table_start +
859 offsetof(SMU7_Fusion_DpmTable, UvdLevelCount),
860 (u8 *)&pi->uvd_level_count,
861 sizeof(u8), pi->sram_end);
862 if (ret)
863 return ret;
864
865 pi->uvd_interval = 1;
866
867 ret = kv_copy_bytes_to_smc(rdev,
868 pi->dpm_table_start +
869 offsetof(SMU7_Fusion_DpmTable, UVDInterval),
870 &pi->uvd_interval,
871 sizeof(u8), pi->sram_end);
872 if (ret)
873 return ret;
874
875 ret = kv_copy_bytes_to_smc(rdev,
876 pi->dpm_table_start +
877 offsetof(SMU7_Fusion_DpmTable, UvdLevel),
878 (u8 *)&pi->uvd_level,
879 sizeof(SMU7_Fusion_UvdLevel) * SMU7_MAX_LEVELS_UVD,
880 pi->sram_end);
881
882 return ret;
883
884 }
885
886 static int kv_populate_vce_table(struct radeon_device *rdev)
887 {
888 struct kv_power_info *pi = kv_get_pi(rdev);
889 int ret;
890 u32 i;
891 struct radeon_vce_clock_voltage_dependency_table *table =
892 &rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table;
893 struct atom_clock_dividers dividers;
894
895 if (table == NULL || table->count == 0)
896 return 0;
897
898 pi->vce_level_count = 0;
899 for (i = 0; i < table->count; i++) {
900 if (pi->high_voltage_t &&
901 pi->high_voltage_t < table->entries[i].v)
902 break;
903
904 pi->vce_level[i].Frequency = cpu_to_be32(table->entries[i].evclk);
905 pi->vce_level[i].MinVoltage = cpu_to_be16(table->entries[i].v);
906
907 pi->vce_level[i].ClkBypassCntl =
908 (u8)kv_get_clk_bypass(rdev, table->entries[i].evclk);
909
910 ret = radeon_atom_get_clock_dividers(rdev, COMPUTE_ENGINE_PLL_PARAM,
911 table->entries[i].evclk, false, &dividers);
912 if (ret)
913 return ret;
914 pi->vce_level[i].Divider = (u8)dividers.post_div;
915
916 pi->vce_level_count++;
917 }
918
919 ret = kv_copy_bytes_to_smc(rdev,
920 pi->dpm_table_start +
921 offsetof(SMU7_Fusion_DpmTable, VceLevelCount),
922 (u8 *)&pi->vce_level_count,
923 sizeof(u8),
924 pi->sram_end);
925 if (ret)
926 return ret;
927
928 pi->vce_interval = 1;
929
930 ret = kv_copy_bytes_to_smc(rdev,
931 pi->dpm_table_start +
932 offsetof(SMU7_Fusion_DpmTable, VCEInterval),
933 (u8 *)&pi->vce_interval,
934 sizeof(u8),
935 pi->sram_end);
936 if (ret)
937 return ret;
938
939 ret = kv_copy_bytes_to_smc(rdev,
940 pi->dpm_table_start +
941 offsetof(SMU7_Fusion_DpmTable, VceLevel),
942 (u8 *)&pi->vce_level,
943 sizeof(SMU7_Fusion_ExtClkLevel) * SMU7_MAX_LEVELS_VCE,
944 pi->sram_end);
945
946 return ret;
947 }
948
949 static int kv_populate_samu_table(struct radeon_device *rdev)
950 {
951 struct kv_power_info *pi = kv_get_pi(rdev);
952 struct radeon_clock_voltage_dependency_table *table =
953 &rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table;
954 struct atom_clock_dividers dividers;
955 int ret;
956 u32 i;
957
958 if (table == NULL || table->count == 0)
959 return 0;
960
961 pi->samu_level_count = 0;
962 for (i = 0; i < table->count; i++) {
963 if (pi->high_voltage_t &&
964 pi->high_voltage_t < table->entries[i].v)
965 break;
966
967 pi->samu_level[i].Frequency = cpu_to_be32(table->entries[i].clk);
968 pi->samu_level[i].MinVoltage = cpu_to_be16(table->entries[i].v);
969
970 pi->samu_level[i].ClkBypassCntl =
971 (u8)kv_get_clk_bypass(rdev, table->entries[i].clk);
972
973 ret = radeon_atom_get_clock_dividers(rdev, COMPUTE_ENGINE_PLL_PARAM,
974 table->entries[i].clk, false, &dividers);
975 if (ret)
976 return ret;
977 pi->samu_level[i].Divider = (u8)dividers.post_div;
978
979 pi->samu_level_count++;
980 }
981
982 ret = kv_copy_bytes_to_smc(rdev,
983 pi->dpm_table_start +
984 offsetof(SMU7_Fusion_DpmTable, SamuLevelCount),
985 (u8 *)&pi->samu_level_count,
986 sizeof(u8),
987 pi->sram_end);
988 if (ret)
989 return ret;
990
991 pi->samu_interval = 1;
992
993 ret = kv_copy_bytes_to_smc(rdev,
994 pi->dpm_table_start +
995 offsetof(SMU7_Fusion_DpmTable, SAMUInterval),
996 (u8 *)&pi->samu_interval,
997 sizeof(u8),
998 pi->sram_end);
999 if (ret)
1000 return ret;
1001
1002 ret = kv_copy_bytes_to_smc(rdev,
1003 pi->dpm_table_start +
1004 offsetof(SMU7_Fusion_DpmTable, SamuLevel),
1005 (u8 *)&pi->samu_level,
1006 sizeof(SMU7_Fusion_ExtClkLevel) * SMU7_MAX_LEVELS_SAMU,
1007 pi->sram_end);
1008 if (ret)
1009 return ret;
1010
1011 return ret;
1012 }
1013
1014
1015 static int kv_populate_acp_table(struct radeon_device *rdev)
1016 {
1017 struct kv_power_info *pi = kv_get_pi(rdev);
1018 struct radeon_clock_voltage_dependency_table *table =
1019 &rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table;
1020 struct atom_clock_dividers dividers;
1021 int ret;
1022 u32 i;
1023
1024 if (table == NULL || table->count == 0)
1025 return 0;
1026
1027 pi->acp_level_count = 0;
1028 for (i = 0; i < table->count; i++) {
1029 pi->acp_level[i].Frequency = cpu_to_be32(table->entries[i].clk);
1030 pi->acp_level[i].MinVoltage = cpu_to_be16(table->entries[i].v);
1031
1032 ret = radeon_atom_get_clock_dividers(rdev, COMPUTE_ENGINE_PLL_PARAM,
1033 table->entries[i].clk, false, &dividers);
1034 if (ret)
1035 return ret;
1036 pi->acp_level[i].Divider = (u8)dividers.post_div;
1037
1038 pi->acp_level_count++;
1039 }
1040
1041 ret = kv_copy_bytes_to_smc(rdev,
1042 pi->dpm_table_start +
1043 offsetof(SMU7_Fusion_DpmTable, AcpLevelCount),
1044 (u8 *)&pi->acp_level_count,
1045 sizeof(u8),
1046 pi->sram_end);
1047 if (ret)
1048 return ret;
1049
1050 pi->acp_interval = 1;
1051
1052 ret = kv_copy_bytes_to_smc(rdev,
1053 pi->dpm_table_start +
1054 offsetof(SMU7_Fusion_DpmTable, ACPInterval),
1055 (u8 *)&pi->acp_interval,
1056 sizeof(u8),
1057 pi->sram_end);
1058 if (ret)
1059 return ret;
1060
1061 ret = kv_copy_bytes_to_smc(rdev,
1062 pi->dpm_table_start +
1063 offsetof(SMU7_Fusion_DpmTable, AcpLevel),
1064 (u8 *)&pi->acp_level,
1065 sizeof(SMU7_Fusion_ExtClkLevel) * SMU7_MAX_LEVELS_ACP,
1066 pi->sram_end);
1067 if (ret)
1068 return ret;
1069
1070 return ret;
1071 }
1072
1073 static void kv_calculate_dfs_bypass_settings(struct radeon_device *rdev)
1074 {
1075 struct kv_power_info *pi = kv_get_pi(rdev);
1076 u32 i;
1077 struct radeon_clock_voltage_dependency_table *table =
1078 &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk;
1079
1080 if (table && table->count) {
1081 for (i = 0; i < pi->graphics_dpm_level_count; i++) {
1082 if (pi->caps_enable_dfs_bypass) {
1083 if (kv_get_clock_difference(table->entries[i].clk, 40000) < 200)
1084 pi->graphics_level[i].ClkBypassCntl = 3;
1085 else if (kv_get_clock_difference(table->entries[i].clk, 30000) < 200)
1086 pi->graphics_level[i].ClkBypassCntl = 2;
1087 else if (kv_get_clock_difference(table->entries[i].clk, 26600) < 200)
1088 pi->graphics_level[i].ClkBypassCntl = 7;
1089 else if (kv_get_clock_difference(table->entries[i].clk , 20000) < 200)
1090 pi->graphics_level[i].ClkBypassCntl = 6;
1091 else if (kv_get_clock_difference(table->entries[i].clk , 10000) < 200)
1092 pi->graphics_level[i].ClkBypassCntl = 8;
1093 else
1094 pi->graphics_level[i].ClkBypassCntl = 0;
1095 } else {
1096 pi->graphics_level[i].ClkBypassCntl = 0;
1097 }
1098 }
1099 } else {
1100 struct sumo_sclk_voltage_mapping_table *table =
1101 &pi->sys_info.sclk_voltage_mapping_table;
1102 for (i = 0; i < pi->graphics_dpm_level_count; i++) {
1103 if (pi->caps_enable_dfs_bypass) {
1104 if (kv_get_clock_difference(table->entries[i].sclk_frequency, 40000) < 200)
1105 pi->graphics_level[i].ClkBypassCntl = 3;
1106 else if (kv_get_clock_difference(table->entries[i].sclk_frequency, 30000) < 200)
1107 pi->graphics_level[i].ClkBypassCntl = 2;
1108 else if (kv_get_clock_difference(table->entries[i].sclk_frequency, 26600) < 200)
1109 pi->graphics_level[i].ClkBypassCntl = 7;
1110 else if (kv_get_clock_difference(table->entries[i].sclk_frequency, 20000) < 200)
1111 pi->graphics_level[i].ClkBypassCntl = 6;
1112 else if (kv_get_clock_difference(table->entries[i].sclk_frequency, 10000) < 200)
1113 pi->graphics_level[i].ClkBypassCntl = 8;
1114 else
1115 pi->graphics_level[i].ClkBypassCntl = 0;
1116 } else {
1117 pi->graphics_level[i].ClkBypassCntl = 0;
1118 }
1119 }
1120 }
1121 }
1122
1123 static int kv_enable_ulv(struct radeon_device *rdev, bool enable)
1124 {
1125 return kv_notify_message_to_smu(rdev, enable ?
1126 PPSMC_MSG_EnableULV : PPSMC_MSG_DisableULV);
1127 }
1128
1129 static void kv_reset_acp_boot_level(struct radeon_device *rdev)
1130 {
1131 struct kv_power_info *pi = kv_get_pi(rdev);
1132
1133 pi->acp_boot_level = 0xff;
1134 }
1135
1136 static void kv_update_current_ps(struct radeon_device *rdev,
1137 struct radeon_ps *rps)
1138 {
1139 struct kv_ps *new_ps = kv_get_ps(rps);
1140 struct kv_power_info *pi = kv_get_pi(rdev);
1141
1142 pi->current_rps = *rps;
1143 pi->current_ps = *new_ps;
1144 pi->current_rps.ps_priv = &pi->current_ps;
1145 }
1146
1147 static void kv_update_requested_ps(struct radeon_device *rdev,
1148 struct radeon_ps *rps)
1149 {
1150 struct kv_ps *new_ps = kv_get_ps(rps);
1151 struct kv_power_info *pi = kv_get_pi(rdev);
1152
1153 pi->requested_rps = *rps;
1154 pi->requested_ps = *new_ps;
1155 pi->requested_rps.ps_priv = &pi->requested_ps;
1156 }
1157
1158 void kv_dpm_enable_bapm(struct radeon_device *rdev, bool enable)
1159 {
1160 struct kv_power_info *pi = kv_get_pi(rdev);
1161 int ret;
1162
1163 if (pi->bapm_enable) {
1164 ret = kv_smc_bapm_enable(rdev, enable);
1165 if (ret)
1166 DRM_ERROR("kv_smc_bapm_enable failed\n");
1167 }
1168 }
1169
1170 int kv_dpm_enable(struct radeon_device *rdev)
1171 {
1172 struct kv_power_info *pi = kv_get_pi(rdev);
1173 int ret;
1174
1175 ret = kv_process_firmware_header(rdev);
1176 if (ret) {
1177 DRM_ERROR("kv_process_firmware_header failed\n");
1178 return ret;
1179 }
1180 kv_init_fps_limits(rdev);
1181 kv_init_graphics_levels(rdev);
1182 ret = kv_program_bootup_state(rdev);
1183 if (ret) {
1184 DRM_ERROR("kv_program_bootup_state failed\n");
1185 return ret;
1186 }
1187 kv_calculate_dfs_bypass_settings(rdev);
1188 ret = kv_upload_dpm_settings(rdev);
1189 if (ret) {
1190 DRM_ERROR("kv_upload_dpm_settings failed\n");
1191 return ret;
1192 }
1193 ret = kv_populate_uvd_table(rdev);
1194 if (ret) {
1195 DRM_ERROR("kv_populate_uvd_table failed\n");
1196 return ret;
1197 }
1198 ret = kv_populate_vce_table(rdev);
1199 if (ret) {
1200 DRM_ERROR("kv_populate_vce_table failed\n");
1201 return ret;
1202 }
1203 ret = kv_populate_samu_table(rdev);
1204 if (ret) {
1205 DRM_ERROR("kv_populate_samu_table failed\n");
1206 return ret;
1207 }
1208 ret = kv_populate_acp_table(rdev);
1209 if (ret) {
1210 DRM_ERROR("kv_populate_acp_table failed\n");
1211 return ret;
1212 }
1213 kv_program_vc(rdev);
1214 #if 0
1215 kv_initialize_hardware_cac_manager(rdev);
1216 #endif
1217 kv_start_am(rdev);
1218 if (pi->enable_auto_thermal_throttling) {
1219 ret = kv_enable_auto_thermal_throttling(rdev);
1220 if (ret) {
1221 DRM_ERROR("kv_enable_auto_thermal_throttling failed\n");
1222 return ret;
1223 }
1224 }
1225 ret = kv_enable_dpm_voltage_scaling(rdev);
1226 if (ret) {
1227 DRM_ERROR("kv_enable_dpm_voltage_scaling failed\n");
1228 return ret;
1229 }
1230 ret = kv_set_dpm_interval(rdev);
1231 if (ret) {
1232 DRM_ERROR("kv_set_dpm_interval failed\n");
1233 return ret;
1234 }
1235 ret = kv_set_dpm_boot_state(rdev);
1236 if (ret) {
1237 DRM_ERROR("kv_set_dpm_boot_state failed\n");
1238 return ret;
1239 }
1240 ret = kv_enable_ulv(rdev, true);
1241 if (ret) {
1242 DRM_ERROR("kv_enable_ulv failed\n");
1243 return ret;
1244 }
1245 kv_start_dpm(rdev);
1246 ret = kv_enable_didt(rdev, true);
1247 if (ret) {
1248 DRM_ERROR("kv_enable_didt failed\n");
1249 return ret;
1250 }
1251 ret = kv_enable_smc_cac(rdev, true);
1252 if (ret) {
1253 DRM_ERROR("kv_enable_smc_cac failed\n");
1254 return ret;
1255 }
1256
1257 kv_reset_acp_boot_level(rdev);
1258
1259 ret = kv_smc_bapm_enable(rdev, false);
1260 if (ret) {
1261 DRM_ERROR("kv_smc_bapm_enable failed\n");
1262 return ret;
1263 }
1264
1265 kv_update_current_ps(rdev, rdev->pm.dpm.boot_ps);
1266
1267 return ret;
1268 }
1269
1270 int kv_dpm_late_enable(struct radeon_device *rdev)
1271 {
1272 int ret = 0;
1273
1274 if (rdev->irq.installed &&
1275 r600_is_internal_thermal_sensor(rdev->pm.int_thermal_type)) {
1276 ret = kv_set_thermal_temperature_range(rdev, R600_TEMP_RANGE_MIN, R600_TEMP_RANGE_MAX);
1277 if (ret) {
1278 DRM_ERROR("kv_set_thermal_temperature_range failed\n");
1279 return ret;
1280 }
1281 rdev->irq.dpm_thermal = true;
1282 radeon_irq_set(rdev);
1283 }
1284
1285 /* powerdown unused blocks for now */
1286 kv_dpm_powergate_acp(rdev, true);
1287 kv_dpm_powergate_samu(rdev, true);
1288 kv_dpm_powergate_vce(rdev, true);
1289 kv_dpm_powergate_uvd(rdev, true);
1290
1291 return ret;
1292 }
1293
1294 void kv_dpm_disable(struct radeon_device *rdev)
1295 {
1296 kv_smc_bapm_enable(rdev, false);
1297
1298 /* powerup blocks */
1299 kv_dpm_powergate_acp(rdev, false);
1300 kv_dpm_powergate_samu(rdev, false);
1301 kv_dpm_powergate_vce(rdev, false);
1302 kv_dpm_powergate_uvd(rdev, false);
1303
1304 kv_enable_smc_cac(rdev, false);
1305 kv_enable_didt(rdev, false);
1306 kv_clear_vc(rdev);
1307 kv_stop_dpm(rdev);
1308 kv_enable_ulv(rdev, false);
1309 kv_reset_am(rdev);
1310
1311 kv_update_current_ps(rdev, rdev->pm.dpm.boot_ps);
1312 }
1313
1314 #if 0
1315 static int kv_write_smc_soft_register(struct radeon_device *rdev,
1316 u16 reg_offset, u32 value)
1317 {
1318 struct kv_power_info *pi = kv_get_pi(rdev);
1319
1320 return kv_copy_bytes_to_smc(rdev, pi->soft_regs_start + reg_offset,
1321 (u8 *)&value, sizeof(u16), pi->sram_end);
1322 }
1323
1324 static int kv_read_smc_soft_register(struct radeon_device *rdev,
1325 u16 reg_offset, u32 *value)
1326 {
1327 struct kv_power_info *pi = kv_get_pi(rdev);
1328
1329 return kv_read_smc_sram_dword(rdev, pi->soft_regs_start + reg_offset,
1330 value, pi->sram_end);
1331 }
1332 #endif
1333
1334 static void kv_init_sclk_t(struct radeon_device *rdev)
1335 {
1336 struct kv_power_info *pi = kv_get_pi(rdev);
1337
1338 pi->low_sclk_interrupt_t = 0;
1339 }
1340
1341 static int kv_init_fps_limits(struct radeon_device *rdev)
1342 {
1343 struct kv_power_info *pi = kv_get_pi(rdev);
1344 int ret = 0;
1345
1346 if (pi->caps_fps) {
1347 u16 tmp;
1348
1349 tmp = 45;
1350 pi->fps_high_t = cpu_to_be16(tmp);
1351 ret = kv_copy_bytes_to_smc(rdev,
1352 pi->dpm_table_start +
1353 offsetof(SMU7_Fusion_DpmTable, FpsHighT),
1354 (u8 *)&pi->fps_high_t,
1355 sizeof(u16), pi->sram_end);
1356
1357 tmp = 30;
1358 pi->fps_low_t = cpu_to_be16(tmp);
1359
1360 ret = kv_copy_bytes_to_smc(rdev,
1361 pi->dpm_table_start +
1362 offsetof(SMU7_Fusion_DpmTable, FpsLowT),
1363 (u8 *)&pi->fps_low_t,
1364 sizeof(u16), pi->sram_end);
1365
1366 }
1367 return ret;
1368 }
1369
1370 static void kv_init_powergate_state(struct radeon_device *rdev)
1371 {
1372 struct kv_power_info *pi = kv_get_pi(rdev);
1373
1374 pi->uvd_power_gated = false;
1375 pi->vce_power_gated = false;
1376 pi->samu_power_gated = false;
1377 pi->acp_power_gated = false;
1378
1379 }
1380
1381 static int kv_enable_uvd_dpm(struct radeon_device *rdev, bool enable)
1382 {
1383 return kv_notify_message_to_smu(rdev, enable ?
1384 PPSMC_MSG_UVDDPM_Enable : PPSMC_MSG_UVDDPM_Disable);
1385 }
1386
1387 static int kv_enable_vce_dpm(struct radeon_device *rdev, bool enable)
1388 {
1389 return kv_notify_message_to_smu(rdev, enable ?
1390 PPSMC_MSG_VCEDPM_Enable : PPSMC_MSG_VCEDPM_Disable);
1391 }
1392
1393 static int kv_enable_samu_dpm(struct radeon_device *rdev, bool enable)
1394 {
1395 return kv_notify_message_to_smu(rdev, enable ?
1396 PPSMC_MSG_SAMUDPM_Enable : PPSMC_MSG_SAMUDPM_Disable);
1397 }
1398
1399 static int kv_enable_acp_dpm(struct radeon_device *rdev, bool enable)
1400 {
1401 return kv_notify_message_to_smu(rdev, enable ?
1402 PPSMC_MSG_ACPDPM_Enable : PPSMC_MSG_ACPDPM_Disable);
1403 }
1404
1405 static int kv_update_uvd_dpm(struct radeon_device *rdev, bool gate)
1406 {
1407 struct kv_power_info *pi = kv_get_pi(rdev);
1408 struct radeon_uvd_clock_voltage_dependency_table *table =
1409 &rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table;
1410 int ret;
1411 u32 mask;
1412
1413 if (!gate) {
1414 if (table->count)
1415 pi->uvd_boot_level = table->count - 1;
1416 else
1417 pi->uvd_boot_level = 0;
1418
1419 if (!pi->caps_uvd_dpm || pi->caps_stable_p_state) {
1420 mask = 1 << pi->uvd_boot_level;
1421 } else {
1422 mask = 0x1f;
1423 }
1424
1425 ret = kv_copy_bytes_to_smc(rdev,
1426 pi->dpm_table_start +
1427 offsetof(SMU7_Fusion_DpmTable, UvdBootLevel),
1428 (uint8_t *)&pi->uvd_boot_level,
1429 sizeof(u8), pi->sram_end);
1430 if (ret)
1431 return ret;
1432
1433 kv_send_msg_to_smc_with_parameter(rdev,
1434 PPSMC_MSG_UVDDPM_SetEnabledMask,
1435 mask);
1436 }
1437
1438 return kv_enable_uvd_dpm(rdev, !gate);
1439 }
1440
1441 static u8 kv_get_vce_boot_level(struct radeon_device *rdev)
1442 {
1443 u8 i;
1444 struct radeon_vce_clock_voltage_dependency_table *table =
1445 &rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table;
1446
1447 for (i = 0; i < table->count; i++) {
1448 if (table->entries[i].evclk >= 0) /* XXX */
1449 break;
1450 }
1451
1452 return i;
1453 }
1454
1455 static int kv_update_vce_dpm(struct radeon_device *rdev,
1456 struct radeon_ps *radeon_new_state,
1457 struct radeon_ps *radeon_current_state)
1458 {
1459 struct kv_power_info *pi = kv_get_pi(rdev);
1460 struct radeon_vce_clock_voltage_dependency_table *table =
1461 &rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table;
1462 int ret;
1463
1464 if (radeon_new_state->evclk > 0 && radeon_current_state->evclk == 0) {
1465 kv_dpm_powergate_vce(rdev, false);
1466 /* turn the clocks on when encoding */
1467 cik_update_cg(rdev, RADEON_CG_BLOCK_VCE, false);
1468 if (pi->caps_stable_p_state)
1469 pi->vce_boot_level = table->count - 1;
1470 else
1471 pi->vce_boot_level = kv_get_vce_boot_level(rdev);
1472
1473 ret = kv_copy_bytes_to_smc(rdev,
1474 pi->dpm_table_start +
1475 offsetof(SMU7_Fusion_DpmTable, VceBootLevel),
1476 (u8 *)&pi->vce_boot_level,
1477 sizeof(u8),
1478 pi->sram_end);
1479 if (ret)
1480 return ret;
1481
1482 if (pi->caps_stable_p_state)
1483 kv_send_msg_to_smc_with_parameter(rdev,
1484 PPSMC_MSG_VCEDPM_SetEnabledMask,
1485 (1 << pi->vce_boot_level));
1486
1487 kv_enable_vce_dpm(rdev, true);
1488 } else if (radeon_new_state->evclk == 0 && radeon_current_state->evclk > 0) {
1489 kv_enable_vce_dpm(rdev, false);
1490 /* turn the clocks off when not encoding */
1491 cik_update_cg(rdev, RADEON_CG_BLOCK_VCE, true);
1492 kv_dpm_powergate_vce(rdev, true);
1493 }
1494
1495 return 0;
1496 }
1497
1498 static int kv_update_samu_dpm(struct radeon_device *rdev, bool gate)
1499 {
1500 struct kv_power_info *pi = kv_get_pi(rdev);
1501 struct radeon_clock_voltage_dependency_table *table =
1502 &rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table;
1503 int ret;
1504
1505 if (!gate) {
1506 if (pi->caps_stable_p_state)
1507 pi->samu_boot_level = table->count - 1;
1508 else
1509 pi->samu_boot_level = 0;
1510
1511 ret = kv_copy_bytes_to_smc(rdev,
1512 pi->dpm_table_start +
1513 offsetof(SMU7_Fusion_DpmTable, SamuBootLevel),
1514 (u8 *)&pi->samu_boot_level,
1515 sizeof(u8),
1516 pi->sram_end);
1517 if (ret)
1518 return ret;
1519
1520 if (pi->caps_stable_p_state)
1521 kv_send_msg_to_smc_with_parameter(rdev,
1522 PPSMC_MSG_SAMUDPM_SetEnabledMask,
1523 (1 << pi->samu_boot_level));
1524 }
1525
1526 return kv_enable_samu_dpm(rdev, !gate);
1527 }
1528
1529 static u8 kv_get_acp_boot_level(struct radeon_device *rdev)
1530 {
1531 u8 i;
1532 struct radeon_clock_voltage_dependency_table *table =
1533 &rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table;
1534
1535 for (i = 0; i < table->count; i++) {
1536 if (table->entries[i].clk >= 0) /* XXX */
1537 break;
1538 }
1539
1540 if (i >= table->count)
1541 i = table->count - 1;
1542
1543 return i;
1544 }
1545
1546 static void kv_update_acp_boot_level(struct radeon_device *rdev)
1547 {
1548 struct kv_power_info *pi = kv_get_pi(rdev);
1549 u8 acp_boot_level;
1550
1551 if (!pi->caps_stable_p_state) {
1552 acp_boot_level = kv_get_acp_boot_level(rdev);
1553 if (acp_boot_level != pi->acp_boot_level) {
1554 pi->acp_boot_level = acp_boot_level;
1555 kv_send_msg_to_smc_with_parameter(rdev,
1556 PPSMC_MSG_ACPDPM_SetEnabledMask,
1557 (1 << pi->acp_boot_level));
1558 }
1559 }
1560 }
1561
1562 static int kv_update_acp_dpm(struct radeon_device *rdev, bool gate)
1563 {
1564 struct kv_power_info *pi = kv_get_pi(rdev);
1565 struct radeon_clock_voltage_dependency_table *table =
1566 &rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table;
1567 int ret;
1568
1569 if (!gate) {
1570 if (pi->caps_stable_p_state)
1571 pi->acp_boot_level = table->count - 1;
1572 else
1573 pi->acp_boot_level = kv_get_acp_boot_level(rdev);
1574
1575 ret = kv_copy_bytes_to_smc(rdev,
1576 pi->dpm_table_start +
1577 offsetof(SMU7_Fusion_DpmTable, AcpBootLevel),
1578 (u8 *)&pi->acp_boot_level,
1579 sizeof(u8),
1580 pi->sram_end);
1581 if (ret)
1582 return ret;
1583
1584 if (pi->caps_stable_p_state)
1585 kv_send_msg_to_smc_with_parameter(rdev,
1586 PPSMC_MSG_ACPDPM_SetEnabledMask,
1587 (1 << pi->acp_boot_level));
1588 }
1589
1590 return kv_enable_acp_dpm(rdev, !gate);
1591 }
1592
1593 void kv_dpm_powergate_uvd(struct radeon_device *rdev, bool gate)
1594 {
1595 struct kv_power_info *pi = kv_get_pi(rdev);
1596
1597 if (pi->uvd_power_gated == gate)
1598 return;
1599
1600 pi->uvd_power_gated = gate;
1601
1602 if (gate) {
1603 if (pi->caps_uvd_pg) {
1604 uvd_v1_0_stop(rdev);
1605 cik_update_cg(rdev, RADEON_CG_BLOCK_UVD, false);
1606 }
1607 kv_update_uvd_dpm(rdev, gate);
1608 if (pi->caps_uvd_pg)
1609 kv_notify_message_to_smu(rdev, PPSMC_MSG_UVDPowerOFF);
1610 } else {
1611 if (pi->caps_uvd_pg) {
1612 kv_notify_message_to_smu(rdev, PPSMC_MSG_UVDPowerON);
1613 uvd_v4_2_resume(rdev);
1614 uvd_v1_0_start(rdev);
1615 cik_update_cg(rdev, RADEON_CG_BLOCK_UVD, true);
1616 }
1617 kv_update_uvd_dpm(rdev, gate);
1618 }
1619 }
1620
1621 static void kv_dpm_powergate_vce(struct radeon_device *rdev, bool gate)
1622 {
1623 struct kv_power_info *pi = kv_get_pi(rdev);
1624
1625 if (pi->vce_power_gated == gate)
1626 return;
1627
1628 pi->vce_power_gated = gate;
1629
1630 if (gate) {
1631 if (pi->caps_vce_pg) {
1632 /* XXX do we need a vce_v1_0_stop() ? */
1633 kv_notify_message_to_smu(rdev, PPSMC_MSG_VCEPowerOFF);
1634 }
1635 } else {
1636 if (pi->caps_vce_pg) {
1637 kv_notify_message_to_smu(rdev, PPSMC_MSG_VCEPowerON);
1638 vce_v2_0_resume(rdev);
1639 vce_v1_0_start(rdev);
1640 }
1641 }
1642 }
1643
1644 static void kv_dpm_powergate_samu(struct radeon_device *rdev, bool gate)
1645 {
1646 struct kv_power_info *pi = kv_get_pi(rdev);
1647
1648 if (pi->samu_power_gated == gate)
1649 return;
1650
1651 pi->samu_power_gated = gate;
1652
1653 if (gate) {
1654 kv_update_samu_dpm(rdev, true);
1655 if (pi->caps_samu_pg)
1656 kv_notify_message_to_smu(rdev, PPSMC_MSG_SAMPowerOFF);
1657 } else {
1658 if (pi->caps_samu_pg)
1659 kv_notify_message_to_smu(rdev, PPSMC_MSG_SAMPowerON);
1660 kv_update_samu_dpm(rdev, false);
1661 }
1662 }
1663
1664 static void kv_dpm_powergate_acp(struct radeon_device *rdev, bool gate)
1665 {
1666 struct kv_power_info *pi = kv_get_pi(rdev);
1667
1668 if (pi->acp_power_gated == gate)
1669 return;
1670
1671 if (rdev->family == CHIP_KABINI || rdev->family == CHIP_MULLINS)
1672 return;
1673
1674 pi->acp_power_gated = gate;
1675
1676 if (gate) {
1677 kv_update_acp_dpm(rdev, true);
1678 if (pi->caps_acp_pg)
1679 kv_notify_message_to_smu(rdev, PPSMC_MSG_ACPPowerOFF);
1680 } else {
1681 if (pi->caps_acp_pg)
1682 kv_notify_message_to_smu(rdev, PPSMC_MSG_ACPPowerON);
1683 kv_update_acp_dpm(rdev, false);
1684 }
1685 }
1686
1687 static void kv_set_valid_clock_range(struct radeon_device *rdev,
1688 struct radeon_ps *new_rps)
1689 {
1690 struct kv_ps *new_ps = kv_get_ps(new_rps);
1691 struct kv_power_info *pi = kv_get_pi(rdev);
1692 u32 i;
1693 struct radeon_clock_voltage_dependency_table *table =
1694 &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk;
1695
1696 if (table && table->count) {
1697 for (i = 0; i < pi->graphics_dpm_level_count; i++) {
1698 if ((table->entries[i].clk >= new_ps->levels[0].sclk) ||
1699 (i == (pi->graphics_dpm_level_count - 1))) {
1700 pi->lowest_valid = i;
1701 break;
1702 }
1703 }
1704
1705 for (i = pi->graphics_dpm_level_count - 1; i > 0; i--) {
1706 if (table->entries[i].clk <= new_ps->levels[new_ps->num_levels - 1].sclk)
1707 break;
1708 }
1709 pi->highest_valid = i;
1710
1711 if (pi->lowest_valid > pi->highest_valid) {
1712 if ((new_ps->levels[0].sclk - table->entries[pi->highest_valid].clk) >
1713 (table->entries[pi->lowest_valid].clk - new_ps->levels[new_ps->num_levels - 1].sclk))
1714 pi->highest_valid = pi->lowest_valid;
1715 else
1716 pi->lowest_valid = pi->highest_valid;
1717 }
1718 } else {
1719 struct sumo_sclk_voltage_mapping_table *table =
1720 &pi->sys_info.sclk_voltage_mapping_table;
1721
1722 for (i = 0; i < (int)pi->graphics_dpm_level_count; i++) {
1723 if (table->entries[i].sclk_frequency >= new_ps->levels[0].sclk ||
1724 i == (int)(pi->graphics_dpm_level_count - 1)) {
1725 pi->lowest_valid = i;
1726 break;
1727 }
1728 }
1729
1730 for (i = pi->graphics_dpm_level_count - 1; i > 0; i--) {
1731 if (table->entries[i].sclk_frequency <=
1732 new_ps->levels[new_ps->num_levels - 1].sclk)
1733 break;
1734 }
1735 pi->highest_valid = i;
1736
1737 if (pi->lowest_valid > pi->highest_valid) {
1738 if ((new_ps->levels[0].sclk -
1739 table->entries[pi->highest_valid].sclk_frequency) >
1740 (table->entries[pi->lowest_valid].sclk_frequency -
1741 new_ps->levels[new_ps->num_levels -1].sclk))
1742 pi->highest_valid = pi->lowest_valid;
1743 else
1744 pi->lowest_valid = pi->highest_valid;
1745 }
1746 }
1747 }
1748
1749 static int kv_update_dfs_bypass_settings(struct radeon_device *rdev,
1750 struct radeon_ps *new_rps)
1751 {
1752 struct kv_ps *new_ps = kv_get_ps(new_rps);
1753 struct kv_power_info *pi = kv_get_pi(rdev);
1754 int ret = 0;
1755 u8 clk_bypass_cntl;
1756
1757 if (pi->caps_enable_dfs_bypass) {
1758 clk_bypass_cntl = new_ps->need_dfs_bypass ?
1759 pi->graphics_level[pi->graphics_boot_level].ClkBypassCntl : 0;
1760 ret = kv_copy_bytes_to_smc(rdev,
1761 (pi->dpm_table_start +
1762 offsetof(SMU7_Fusion_DpmTable, GraphicsLevel) +
1763 (pi->graphics_boot_level * sizeof(SMU7_Fusion_GraphicsLevel)) +
1764 offsetof(SMU7_Fusion_GraphicsLevel, ClkBypassCntl)),
1765 &clk_bypass_cntl,
1766 sizeof(u8), pi->sram_end);
1767 }
1768
1769 return ret;
1770 }
1771
1772 static int kv_enable_nb_dpm(struct radeon_device *rdev)
1773 {
1774 struct kv_power_info *pi = kv_get_pi(rdev);
1775 int ret = 0;
1776
1777 if (pi->enable_nb_dpm && !pi->nb_dpm_enabled) {
1778 ret = kv_notify_message_to_smu(rdev, PPSMC_MSG_NBDPM_Enable);
1779 if (ret == 0)
1780 pi->nb_dpm_enabled = true;
1781 }
1782
1783 return ret;
1784 }
1785
1786 int kv_dpm_force_performance_level(struct radeon_device *rdev,
1787 enum radeon_dpm_forced_level level)
1788 {
1789 int ret;
1790
1791 if (level == RADEON_DPM_FORCED_LEVEL_HIGH) {
1792 ret = kv_force_dpm_highest(rdev);
1793 if (ret)
1794 return ret;
1795 } else if (level == RADEON_DPM_FORCED_LEVEL_LOW) {
1796 ret = kv_force_dpm_lowest(rdev);
1797 if (ret)
1798 return ret;
1799 } else if (level == RADEON_DPM_FORCED_LEVEL_AUTO) {
1800 ret = kv_unforce_levels(rdev);
1801 if (ret)
1802 return ret;
1803 }
1804
1805 rdev->pm.dpm.forced_level = level;
1806
1807 return 0;
1808 }
1809
1810 int kv_dpm_pre_set_power_state(struct radeon_device *rdev)
1811 {
1812 struct kv_power_info *pi = kv_get_pi(rdev);
1813 struct radeon_ps requested_ps = *rdev->pm.dpm.requested_ps;
1814 struct radeon_ps *new_ps = &requested_ps;
1815
1816 kv_update_requested_ps(rdev, new_ps);
1817
1818 kv_apply_state_adjust_rules(rdev,
1819 &pi->requested_rps,
1820 &pi->current_rps);
1821
1822 return 0;
1823 }
1824
1825 int kv_dpm_set_power_state(struct radeon_device *rdev)
1826 {
1827 struct kv_power_info *pi = kv_get_pi(rdev);
1828 struct radeon_ps *new_ps = &pi->requested_rps;
1829 struct radeon_ps *old_ps = &pi->current_rps;
1830 int ret;
1831
1832 if (pi->bapm_enable) {
1833 ret = kv_smc_bapm_enable(rdev, rdev->pm.dpm.ac_power);
1834 if (ret) {
1835 DRM_ERROR("kv_smc_bapm_enable failed\n");
1836 return ret;
1837 }
1838 }
1839
1840 if (rdev->family == CHIP_KABINI || rdev->family == CHIP_MULLINS) {
1841 if (pi->enable_dpm) {
1842 kv_set_valid_clock_range(rdev, new_ps);
1843 kv_update_dfs_bypass_settings(rdev, new_ps);
1844 ret = kv_calculate_ds_divider(rdev);
1845 if (ret) {
1846 DRM_ERROR("kv_calculate_ds_divider failed\n");
1847 return ret;
1848 }
1849 kv_calculate_nbps_level_settings(rdev);
1850 kv_calculate_dpm_settings(rdev);
1851 kv_force_lowest_valid(rdev);
1852 kv_enable_new_levels(rdev);
1853 kv_upload_dpm_settings(rdev);
1854 kv_program_nbps_index_settings(rdev, new_ps);
1855 kv_unforce_levels(rdev);
1856 kv_set_enabled_levels(rdev);
1857 kv_force_lowest_valid(rdev);
1858 kv_unforce_levels(rdev);
1859
1860 ret = kv_update_vce_dpm(rdev, new_ps, old_ps);
1861 if (ret) {
1862 DRM_ERROR("kv_update_vce_dpm failed\n");
1863 return ret;
1864 }
1865 kv_update_sclk_t(rdev);
1866 if (rdev->family == CHIP_MULLINS)
1867 kv_enable_nb_dpm(rdev);
1868 }
1869 } else {
1870 if (pi->enable_dpm) {
1871 kv_set_valid_clock_range(rdev, new_ps);
1872 kv_update_dfs_bypass_settings(rdev, new_ps);
1873 ret = kv_calculate_ds_divider(rdev);
1874 if (ret) {
1875 DRM_ERROR("kv_calculate_ds_divider failed\n");
1876 return ret;
1877 }
1878 kv_calculate_nbps_level_settings(rdev);
1879 kv_calculate_dpm_settings(rdev);
1880 kv_freeze_sclk_dpm(rdev, true);
1881 kv_upload_dpm_settings(rdev);
1882 kv_program_nbps_index_settings(rdev, new_ps);
1883 kv_freeze_sclk_dpm(rdev, false);
1884 kv_set_enabled_levels(rdev);
1885 ret = kv_update_vce_dpm(rdev, new_ps, old_ps);
1886 if (ret) {
1887 DRM_ERROR("kv_update_vce_dpm failed\n");
1888 return ret;
1889 }
1890 kv_update_acp_boot_level(rdev);
1891 kv_update_sclk_t(rdev);
1892 kv_enable_nb_dpm(rdev);
1893 }
1894 }
1895
1896 return 0;
1897 }
1898
1899 void kv_dpm_post_set_power_state(struct radeon_device *rdev)
1900 {
1901 struct kv_power_info *pi = kv_get_pi(rdev);
1902 struct radeon_ps *new_ps = &pi->requested_rps;
1903
1904 kv_update_current_ps(rdev, new_ps);
1905 }
1906
1907 void kv_dpm_setup_asic(struct radeon_device *rdev)
1908 {
1909 sumo_take_smu_control(rdev, true);
1910 kv_init_powergate_state(rdev);
1911 kv_init_sclk_t(rdev);
1912 }
1913
1914 void kv_dpm_reset_asic(struct radeon_device *rdev)
1915 {
1916 struct kv_power_info *pi = kv_get_pi(rdev);
1917
1918 if (rdev->family == CHIP_KABINI || rdev->family == CHIP_MULLINS) {
1919 kv_force_lowest_valid(rdev);
1920 kv_init_graphics_levels(rdev);
1921 kv_program_bootup_state(rdev);
1922 kv_upload_dpm_settings(rdev);
1923 kv_force_lowest_valid(rdev);
1924 kv_unforce_levels(rdev);
1925 } else {
1926 kv_init_graphics_levels(rdev);
1927 kv_program_bootup_state(rdev);
1928 kv_freeze_sclk_dpm(rdev, true);
1929 kv_upload_dpm_settings(rdev);
1930 kv_freeze_sclk_dpm(rdev, false);
1931 kv_set_enabled_level(rdev, pi->graphics_boot_level);
1932 }
1933 }
1934
1935 //XXX use sumo_dpm_display_configuration_changed
1936
1937 static void kv_construct_max_power_limits_table(struct radeon_device *rdev,
1938 struct radeon_clock_and_voltage_limits *table)
1939 {
1940 struct kv_power_info *pi = kv_get_pi(rdev);
1941
1942 if (pi->sys_info.sclk_voltage_mapping_table.num_max_dpm_entries > 0) {
1943 int idx = pi->sys_info.sclk_voltage_mapping_table.num_max_dpm_entries - 1;
1944 table->sclk =
1945 pi->sys_info.sclk_voltage_mapping_table.entries[idx].sclk_frequency;
1946 table->vddc =
1947 kv_convert_2bit_index_to_voltage(rdev,
1948 pi->sys_info.sclk_voltage_mapping_table.entries[idx].vid_2bit);
1949 }
1950
1951 table->mclk = pi->sys_info.nbp_memory_clock[0];
1952 }
1953
1954 static void kv_patch_voltage_values(struct radeon_device *rdev)
1955 {
1956 int i;
1957 struct radeon_uvd_clock_voltage_dependency_table *uvd_table =
1958 &rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table;
1959 struct radeon_vce_clock_voltage_dependency_table *vce_table =
1960 &rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table;
1961 struct radeon_clock_voltage_dependency_table *samu_table =
1962 &rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table;
1963 struct radeon_clock_voltage_dependency_table *acp_table =
1964 &rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table;
1965
1966 if (uvd_table->count) {
1967 for (i = 0; i < uvd_table->count; i++)
1968 uvd_table->entries[i].v =
1969 kv_convert_8bit_index_to_voltage(rdev,
1970 uvd_table->entries[i].v);
1971 }
1972
1973 if (vce_table->count) {
1974 for (i = 0; i < vce_table->count; i++)
1975 vce_table->entries[i].v =
1976 kv_convert_8bit_index_to_voltage(rdev,
1977 vce_table->entries[i].v);
1978 }
1979
1980 if (samu_table->count) {
1981 for (i = 0; i < samu_table->count; i++)
1982 samu_table->entries[i].v =
1983 kv_convert_8bit_index_to_voltage(rdev,
1984 samu_table->entries[i].v);
1985 }
1986
1987 if (acp_table->count) {
1988 for (i = 0; i < acp_table->count; i++)
1989 acp_table->entries[i].v =
1990 kv_convert_8bit_index_to_voltage(rdev,
1991 acp_table->entries[i].v);
1992 }
1993
1994 }
1995
1996 static void kv_construct_boot_state(struct radeon_device *rdev)
1997 {
1998 struct kv_power_info *pi = kv_get_pi(rdev);
1999
2000 pi->boot_pl.sclk = pi->sys_info.bootup_sclk;
2001 pi->boot_pl.vddc_index = pi->sys_info.bootup_nb_voltage_index;
2002 pi->boot_pl.ds_divider_index = 0;
2003 pi->boot_pl.ss_divider_index = 0;
2004 pi->boot_pl.allow_gnb_slow = 1;
2005 pi->boot_pl.force_nbp_state = 0;
2006 pi->boot_pl.display_wm = 0;
2007 pi->boot_pl.vce_wm = 0;
2008 }
2009
2010 static int kv_force_dpm_highest(struct radeon_device *rdev)
2011 {
2012 int ret;
2013 u32 enable_mask, i;
2014
2015 ret = kv_dpm_get_enable_mask(rdev, &enable_mask);
2016 if (ret)
2017 return ret;
2018
2019 for (i = SMU7_MAX_LEVELS_GRAPHICS - 1; i > 0; i--) {
2020 if (enable_mask & (1 << i))
2021 break;
2022 }
2023
2024 if (rdev->family == CHIP_KABINI || rdev->family == CHIP_MULLINS)
2025 return kv_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_DPM_ForceState, i);
2026 else
2027 return kv_set_enabled_level(rdev, i);
2028 }
2029
2030 static int kv_force_dpm_lowest(struct radeon_device *rdev)
2031 {
2032 int ret;
2033 u32 enable_mask, i;
2034
2035 ret = kv_dpm_get_enable_mask(rdev, &enable_mask);
2036 if (ret)
2037 return ret;
2038
2039 for (i = 0; i < SMU7_MAX_LEVELS_GRAPHICS; i++) {
2040 if (enable_mask & (1 << i))
2041 break;
2042 }
2043
2044 if (rdev->family == CHIP_KABINI || rdev->family == CHIP_MULLINS)
2045 return kv_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_DPM_ForceState, i);
2046 else
2047 return kv_set_enabled_level(rdev, i);
2048 }
2049
2050 static u8 kv_get_sleep_divider_id_from_clock(struct radeon_device *rdev,
2051 u32 sclk, u32 min_sclk_in_sr)
2052 {
2053 struct kv_power_info *pi = kv_get_pi(rdev);
2054 u32 i;
2055 u32 temp;
2056 u32 min = (min_sclk_in_sr > KV_MINIMUM_ENGINE_CLOCK) ?
2057 min_sclk_in_sr : KV_MINIMUM_ENGINE_CLOCK;
2058
2059 if (sclk < min)
2060 return 0;
2061
2062 if (!pi->caps_sclk_ds)
2063 return 0;
2064
2065 for (i = KV_MAX_DEEPSLEEP_DIVIDER_ID; i > 0; i--) {
2066 temp = sclk / sumo_get_sleep_divider_from_id(i);
2067 if (temp >= min)
2068 break;
2069 }
2070
2071 return (u8)i;
2072 }
2073
2074 static int kv_get_high_voltage_limit(struct radeon_device *rdev, int *limit)
2075 {
2076 struct kv_power_info *pi = kv_get_pi(rdev);
2077 struct radeon_clock_voltage_dependency_table *table =
2078 &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk;
2079 int i;
2080
2081 if (table && table->count) {
2082 for (i = table->count - 1; i >= 0; i--) {
2083 if (pi->high_voltage_t &&
2084 (kv_convert_8bit_index_to_voltage(rdev, table->entries[i].v) <=
2085 pi->high_voltage_t)) {
2086 *limit = i;
2087 return 0;
2088 }
2089 }
2090 } else {
2091 struct sumo_sclk_voltage_mapping_table *table =
2092 &pi->sys_info.sclk_voltage_mapping_table;
2093
2094 for (i = table->num_max_dpm_entries - 1; i >= 0; i--) {
2095 if (pi->high_voltage_t &&
2096 (kv_convert_2bit_index_to_voltage(rdev, table->entries[i].vid_2bit) <=
2097 pi->high_voltage_t)) {
2098 *limit = i;
2099 return 0;
2100 }
2101 }
2102 }
2103
2104 *limit = 0;
2105 return 0;
2106 }
2107
2108 static void kv_apply_state_adjust_rules(struct radeon_device *rdev,
2109 struct radeon_ps *new_rps,
2110 struct radeon_ps *old_rps)
2111 {
2112 struct kv_ps *ps = kv_get_ps(new_rps);
2113 struct kv_power_info *pi = kv_get_pi(rdev);
2114 u32 min_sclk = 10000; /* ??? */
2115 u32 sclk, mclk = 0;
2116 int i, limit;
2117 bool force_high;
2118 struct radeon_clock_voltage_dependency_table *table =
2119 &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk;
2120 u32 stable_p_state_sclk = 0;
2121 struct radeon_clock_and_voltage_limits *max_limits =
2122 &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac;
2123
2124 if (new_rps->vce_active) {
2125 new_rps->evclk = rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].evclk;
2126 new_rps->ecclk = rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].ecclk;
2127 } else {
2128 new_rps->evclk = 0;
2129 new_rps->ecclk = 0;
2130 }
2131
2132 mclk = max_limits->mclk;
2133 sclk = min_sclk;
2134
2135 if (pi->caps_stable_p_state) {
2136 stable_p_state_sclk = (max_limits->sclk * 75) / 100;
2137
2138 for (i = table->count - 1; i >= 0; i++) {
2139 if (stable_p_state_sclk >= table->entries[i].clk) {
2140 stable_p_state_sclk = table->entries[i].clk;
2141 break;
2142 }
2143 }
2144
2145 if (i > 0)
2146 stable_p_state_sclk = table->entries[0].clk;
2147
2148 sclk = stable_p_state_sclk;
2149 }
2150
2151 if (new_rps->vce_active) {
2152 if (sclk < rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].sclk)
2153 sclk = rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].sclk;
2154 }
2155
2156 ps->need_dfs_bypass = true;
2157
2158 for (i = 0; i < ps->num_levels; i++) {
2159 if (ps->levels[i].sclk < sclk)
2160 ps->levels[i].sclk = sclk;
2161 }
2162
2163 if (table && table->count) {
2164 for (i = 0; i < ps->num_levels; i++) {
2165 if (pi->high_voltage_t &&
2166 (pi->high_voltage_t <
2167 kv_convert_8bit_index_to_voltage(rdev, ps->levels[i].vddc_index))) {
2168 kv_get_high_voltage_limit(rdev, &limit);
2169 ps->levels[i].sclk = table->entries[limit].clk;
2170 }
2171 }
2172 } else {
2173 struct sumo_sclk_voltage_mapping_table *table =
2174 &pi->sys_info.sclk_voltage_mapping_table;
2175
2176 for (i = 0; i < ps->num_levels; i++) {
2177 if (pi->high_voltage_t &&
2178 (pi->high_voltage_t <
2179 kv_convert_8bit_index_to_voltage(rdev, ps->levels[i].vddc_index))) {
2180 kv_get_high_voltage_limit(rdev, &limit);
2181 ps->levels[i].sclk = table->entries[limit].sclk_frequency;
2182 }
2183 }
2184 }
2185
2186 if (pi->caps_stable_p_state) {
2187 for (i = 0; i < ps->num_levels; i++) {
2188 ps->levels[i].sclk = stable_p_state_sclk;
2189 }
2190 }
2191
2192 pi->video_start = new_rps->dclk || new_rps->vclk ||
2193 new_rps->evclk || new_rps->ecclk;
2194
2195 if ((new_rps->class & ATOM_PPLIB_CLASSIFICATION_UI_MASK) ==
2196 ATOM_PPLIB_CLASSIFICATION_UI_BATTERY)
2197 pi->battery_state = true;
2198 else
2199 pi->battery_state = false;
2200
2201 if (rdev->family == CHIP_KABINI || rdev->family == CHIP_MULLINS) {
2202 ps->dpm0_pg_nb_ps_lo = 0x1;
2203 ps->dpm0_pg_nb_ps_hi = 0x0;
2204 ps->dpmx_nb_ps_lo = 0x1;
2205 ps->dpmx_nb_ps_hi = 0x0;
2206 } else {
2207 ps->dpm0_pg_nb_ps_lo = 0x3;
2208 ps->dpm0_pg_nb_ps_hi = 0x0;
2209 ps->dpmx_nb_ps_lo = 0x3;
2210 ps->dpmx_nb_ps_hi = 0x0;
2211
2212 if (pi->sys_info.nb_dpm_enable) {
2213 force_high = (mclk >= pi->sys_info.nbp_memory_clock[3]) ||
2214 pi->video_start || (rdev->pm.dpm.new_active_crtc_count >= 3) ||
2215 pi->disable_nb_ps3_in_battery;
2216 ps->dpm0_pg_nb_ps_lo = force_high ? 0x2 : 0x3;
2217 ps->dpm0_pg_nb_ps_hi = 0x2;
2218 ps->dpmx_nb_ps_lo = force_high ? 0x2 : 0x3;
2219 ps->dpmx_nb_ps_hi = 0x2;
2220 }
2221 }
2222 }
2223
2224 static void kv_dpm_power_level_enabled_for_throttle(struct radeon_device *rdev,
2225 u32 index, bool enable)
2226 {
2227 struct kv_power_info *pi = kv_get_pi(rdev);
2228
2229 pi->graphics_level[index].EnabledForThrottle = enable ? 1 : 0;
2230 }
2231
2232 static int kv_calculate_ds_divider(struct radeon_device *rdev)
2233 {
2234 struct kv_power_info *pi = kv_get_pi(rdev);
2235 u32 sclk_in_sr = 10000; /* ??? */
2236 u32 i;
2237
2238 if (pi->lowest_valid > pi->highest_valid)
2239 return -EINVAL;
2240
2241 for (i = pi->lowest_valid; i <= pi->highest_valid; i++) {
2242 pi->graphics_level[i].DeepSleepDivId =
2243 kv_get_sleep_divider_id_from_clock(rdev,
2244 be32_to_cpu(pi->graphics_level[i].SclkFrequency),
2245 sclk_in_sr);
2246 }
2247 return 0;
2248 }
2249
2250 static int kv_calculate_nbps_level_settings(struct radeon_device *rdev)
2251 {
2252 struct kv_power_info *pi = kv_get_pi(rdev);
2253 u32 i;
2254 bool force_high;
2255 struct radeon_clock_and_voltage_limits *max_limits =
2256 &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac;
2257 u32 mclk = max_limits->mclk;
2258
2259 if (pi->lowest_valid > pi->highest_valid)
2260 return -EINVAL;
2261
2262 if (rdev->family == CHIP_KABINI || rdev->family == CHIP_MULLINS) {
2263 for (i = pi->lowest_valid; i <= pi->highest_valid; i++) {
2264 pi->graphics_level[i].GnbSlow = 1;
2265 pi->graphics_level[i].ForceNbPs1 = 0;
2266 pi->graphics_level[i].UpH = 0;
2267 }
2268
2269 if (!pi->sys_info.nb_dpm_enable)
2270 return 0;
2271
2272 force_high = ((mclk >= pi->sys_info.nbp_memory_clock[3]) ||
2273 (rdev->pm.dpm.new_active_crtc_count >= 3) || pi->video_start);
2274
2275 if (force_high) {
2276 for (i = pi->lowest_valid; i <= pi->highest_valid; i++)
2277 pi->graphics_level[i].GnbSlow = 0;
2278 } else {
2279 if (pi->battery_state)
2280 pi->graphics_level[0].ForceNbPs1 = 1;
2281
2282 pi->graphics_level[1].GnbSlow = 0;
2283 pi->graphics_level[2].GnbSlow = 0;
2284 pi->graphics_level[3].GnbSlow = 0;
2285 pi->graphics_level[4].GnbSlow = 0;
2286 }
2287 } else {
2288 for (i = pi->lowest_valid; i <= pi->highest_valid; i++) {
2289 pi->graphics_level[i].GnbSlow = 1;
2290 pi->graphics_level[i].ForceNbPs1 = 0;
2291 pi->graphics_level[i].UpH = 0;
2292 }
2293
2294 if (pi->sys_info.nb_dpm_enable && pi->battery_state) {
2295 pi->graphics_level[pi->lowest_valid].UpH = 0x28;
2296 pi->graphics_level[pi->lowest_valid].GnbSlow = 0;
2297 if (pi->lowest_valid != pi->highest_valid)
2298 pi->graphics_level[pi->lowest_valid].ForceNbPs1 = 1;
2299 }
2300 }
2301 return 0;
2302 }
2303
2304 static int kv_calculate_dpm_settings(struct radeon_device *rdev)
2305 {
2306 struct kv_power_info *pi = kv_get_pi(rdev);
2307 u32 i;
2308
2309 if (pi->lowest_valid > pi->highest_valid)
2310 return -EINVAL;
2311
2312 for (i = pi->lowest_valid; i <= pi->highest_valid; i++)
2313 pi->graphics_level[i].DisplayWatermark = (i == pi->highest_valid) ? 1 : 0;
2314
2315 return 0;
2316 }
2317
2318 static void kv_init_graphics_levels(struct radeon_device *rdev)
2319 {
2320 struct kv_power_info *pi = kv_get_pi(rdev);
2321 u32 i;
2322 struct radeon_clock_voltage_dependency_table *table =
2323 &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk;
2324
2325 if (table && table->count) {
2326 u32 vid_2bit;
2327
2328 pi->graphics_dpm_level_count = 0;
2329 for (i = 0; i < table->count; i++) {
2330 if (pi->high_voltage_t &&
2331 (pi->high_voltage_t <
2332 kv_convert_8bit_index_to_voltage(rdev, table->entries[i].v)))
2333 break;
2334
2335 kv_set_divider_value(rdev, i, table->entries[i].clk);
2336 vid_2bit = kv_convert_vid7_to_vid2(rdev,
2337 &pi->sys_info.vid_mapping_table,
2338 table->entries[i].v);
2339 kv_set_vid(rdev, i, vid_2bit);
2340 kv_set_at(rdev, i, pi->at[i]);
2341 kv_dpm_power_level_enabled_for_throttle(rdev, i, true);
2342 pi->graphics_dpm_level_count++;
2343 }
2344 } else {
2345 struct sumo_sclk_voltage_mapping_table *table =
2346 &pi->sys_info.sclk_voltage_mapping_table;
2347
2348 pi->graphics_dpm_level_count = 0;
2349 for (i = 0; i < table->num_max_dpm_entries; i++) {
2350 if (pi->high_voltage_t &&
2351 pi->high_voltage_t <
2352 kv_convert_2bit_index_to_voltage(rdev, table->entries[i].vid_2bit))
2353 break;
2354
2355 kv_set_divider_value(rdev, i, table->entries[i].sclk_frequency);
2356 kv_set_vid(rdev, i, table->entries[i].vid_2bit);
2357 kv_set_at(rdev, i, pi->at[i]);
2358 kv_dpm_power_level_enabled_for_throttle(rdev, i, true);
2359 pi->graphics_dpm_level_count++;
2360 }
2361 }
2362
2363 for (i = 0; i < SMU7_MAX_LEVELS_GRAPHICS; i++)
2364 kv_dpm_power_level_enable(rdev, i, false);
2365 }
2366
2367 static void kv_enable_new_levels(struct radeon_device *rdev)
2368 {
2369 struct kv_power_info *pi = kv_get_pi(rdev);
2370 u32 i;
2371
2372 for (i = 0; i < SMU7_MAX_LEVELS_GRAPHICS; i++) {
2373 if (i >= pi->lowest_valid && i <= pi->highest_valid)
2374 kv_dpm_power_level_enable(rdev, i, true);
2375 }
2376 }
2377
2378 static int kv_set_enabled_level(struct radeon_device *rdev, u32 level)
2379 {
2380 u32 new_mask = (1 << level);
2381
2382 return kv_send_msg_to_smc_with_parameter(rdev,
2383 PPSMC_MSG_SCLKDPM_SetEnabledMask,
2384 new_mask);
2385 }
2386
2387 static int kv_set_enabled_levels(struct radeon_device *rdev)
2388 {
2389 struct kv_power_info *pi = kv_get_pi(rdev);
2390 u32 i, new_mask = 0;
2391
2392 for (i = pi->lowest_valid; i <= pi->highest_valid; i++)
2393 new_mask |= (1 << i);
2394
2395 return kv_send_msg_to_smc_with_parameter(rdev,
2396 PPSMC_MSG_SCLKDPM_SetEnabledMask,
2397 new_mask);
2398 }
2399
2400 static void kv_program_nbps_index_settings(struct radeon_device *rdev,
2401 struct radeon_ps *new_rps)
2402 {
2403 struct kv_ps *new_ps = kv_get_ps(new_rps);
2404 struct kv_power_info *pi = kv_get_pi(rdev);
2405 u32 nbdpmconfig1;
2406
2407 if (rdev->family == CHIP_KABINI || rdev->family == CHIP_MULLINS)
2408 return;
2409
2410 if (pi->sys_info.nb_dpm_enable) {
2411 nbdpmconfig1 = RREG32_SMC(NB_DPM_CONFIG_1);
2412 nbdpmconfig1 &= ~(Dpm0PgNbPsLo_MASK | Dpm0PgNbPsHi_MASK |
2413 DpmXNbPsLo_MASK | DpmXNbPsHi_MASK);
2414 nbdpmconfig1 |= (Dpm0PgNbPsLo(new_ps->dpm0_pg_nb_ps_lo) |
2415 Dpm0PgNbPsHi(new_ps->dpm0_pg_nb_ps_hi) |
2416 DpmXNbPsLo(new_ps->dpmx_nb_ps_lo) |
2417 DpmXNbPsHi(new_ps->dpmx_nb_ps_hi));
2418 WREG32_SMC(NB_DPM_CONFIG_1, nbdpmconfig1);
2419 }
2420 }
2421
2422 static int kv_set_thermal_temperature_range(struct radeon_device *rdev,
2423 int min_temp, int max_temp)
2424 {
2425 int low_temp = 0 * 1000;
2426 int high_temp = 255 * 1000;
2427 u32 tmp;
2428
2429 if (low_temp < min_temp)
2430 low_temp = min_temp;
2431 if (high_temp > max_temp)
2432 high_temp = max_temp;
2433 if (high_temp < low_temp) {
2434 DRM_ERROR("invalid thermal range: %d - %d\n", low_temp, high_temp);
2435 return -EINVAL;
2436 }
2437
2438 tmp = RREG32_SMC(CG_THERMAL_INT_CTRL);
2439 tmp &= ~(DIG_THERM_INTH_MASK | DIG_THERM_INTL_MASK);
2440 tmp |= (DIG_THERM_INTH(49 + (high_temp / 1000)) |
2441 DIG_THERM_INTL(49 + (low_temp / 1000)));
2442 WREG32_SMC(CG_THERMAL_INT_CTRL, tmp);
2443
2444 rdev->pm.dpm.thermal.min_temp = low_temp;
2445 rdev->pm.dpm.thermal.max_temp = high_temp;
2446
2447 return 0;
2448 }
2449
2450 union igp_info {
2451 struct _ATOM_INTEGRATED_SYSTEM_INFO info;
2452 struct _ATOM_INTEGRATED_SYSTEM_INFO_V2 info_2;
2453 struct _ATOM_INTEGRATED_SYSTEM_INFO_V5 info_5;
2454 struct _ATOM_INTEGRATED_SYSTEM_INFO_V6 info_6;
2455 struct _ATOM_INTEGRATED_SYSTEM_INFO_V1_7 info_7;
2456 struct _ATOM_INTEGRATED_SYSTEM_INFO_V1_8 info_8;
2457 };
2458
2459 static int kv_parse_sys_info_table(struct radeon_device *rdev)
2460 {
2461 struct kv_power_info *pi = kv_get_pi(rdev);
2462 struct radeon_mode_info *mode_info = &rdev->mode_info;
2463 int index = GetIndexIntoMasterTable(DATA, IntegratedSystemInfo);
2464 union igp_info *igp_info;
2465 u8 frev, crev;
2466 u16 data_offset;
2467 int i;
2468
2469 if (atom_parse_data_header(mode_info->atom_context, index, NULL,
2470 &frev, &crev, &data_offset)) {
2471 igp_info = (union igp_info *)(mode_info->atom_context->bios +
2472 data_offset);
2473
2474 if (crev != 8) {
2475 DRM_ERROR("Unsupported IGP table: %d %d\n", frev, crev);
2476 return -EINVAL;
2477 }
2478 pi->sys_info.bootup_sclk = le32_to_cpu(igp_info->info_8.ulBootUpEngineClock);
2479 pi->sys_info.bootup_uma_clk = le32_to_cpu(igp_info->info_8.ulBootUpUMAClock);
2480 pi->sys_info.bootup_nb_voltage_index =
2481 le16_to_cpu(igp_info->info_8.usBootUpNBVoltage);
2482 if (igp_info->info_8.ucHtcTmpLmt == 0)
2483 pi->sys_info.htc_tmp_lmt = 203;
2484 else
2485 pi->sys_info.htc_tmp_lmt = igp_info->info_8.ucHtcTmpLmt;
2486 if (igp_info->info_8.ucHtcHystLmt == 0)
2487 pi->sys_info.htc_hyst_lmt = 5;
2488 else
2489 pi->sys_info.htc_hyst_lmt = igp_info->info_8.ucHtcHystLmt;
2490 if (pi->sys_info.htc_tmp_lmt <= pi->sys_info.htc_hyst_lmt) {
2491 DRM_ERROR("The htcTmpLmt should be larger than htcHystLmt.\n");
2492 }
2493
2494 if (le32_to_cpu(igp_info->info_8.ulSystemConfig) & (1 << 3))
2495 pi->sys_info.nb_dpm_enable = true;
2496 else
2497 pi->sys_info.nb_dpm_enable = false;
2498
2499 for (i = 0; i < KV_NUM_NBPSTATES; i++) {
2500 pi->sys_info.nbp_memory_clock[i] =
2501 le32_to_cpu(igp_info->info_8.ulNbpStateMemclkFreq[i]);
2502 pi->sys_info.nbp_n_clock[i] =
2503 le32_to_cpu(igp_info->info_8.ulNbpStateNClkFreq[i]);
2504 }
2505 if (le32_to_cpu(igp_info->info_8.ulGPUCapInfo) &
2506 SYS_INFO_GPUCAPS__ENABEL_DFS_BYPASS)
2507 pi->caps_enable_dfs_bypass = true;
2508
2509 sumo_construct_sclk_voltage_mapping_table(rdev,
2510 &pi->sys_info.sclk_voltage_mapping_table,
2511 igp_info->info_8.sAvail_SCLK);
2512
2513 sumo_construct_vid_mapping_table(rdev,
2514 &pi->sys_info.vid_mapping_table,
2515 igp_info->info_8.sAvail_SCLK);
2516
2517 kv_construct_max_power_limits_table(rdev,
2518 &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac);
2519 }
2520 return 0;
2521 }
2522
2523 union power_info {
2524 struct _ATOM_POWERPLAY_INFO info;
2525 struct _ATOM_POWERPLAY_INFO_V2 info_2;
2526 struct _ATOM_POWERPLAY_INFO_V3 info_3;
2527 struct _ATOM_PPLIB_POWERPLAYTABLE pplib;
2528 struct _ATOM_PPLIB_POWERPLAYTABLE2 pplib2;
2529 struct _ATOM_PPLIB_POWERPLAYTABLE3 pplib3;
2530 };
2531
2532 union pplib_clock_info {
2533 struct _ATOM_PPLIB_R600_CLOCK_INFO r600;
2534 struct _ATOM_PPLIB_RS780_CLOCK_INFO rs780;
2535 struct _ATOM_PPLIB_EVERGREEN_CLOCK_INFO evergreen;
2536 struct _ATOM_PPLIB_SUMO_CLOCK_INFO sumo;
2537 };
2538
2539 union pplib_power_state {
2540 struct _ATOM_PPLIB_STATE v1;
2541 struct _ATOM_PPLIB_STATE_V2 v2;
2542 };
2543
2544 static void kv_patch_boot_state(struct radeon_device *rdev,
2545 struct kv_ps *ps)
2546 {
2547 struct kv_power_info *pi = kv_get_pi(rdev);
2548
2549 ps->num_levels = 1;
2550 ps->levels[0] = pi->boot_pl;
2551 }
2552
2553 static void kv_parse_pplib_non_clock_info(struct radeon_device *rdev,
2554 struct radeon_ps *rps,
2555 struct _ATOM_PPLIB_NONCLOCK_INFO *non_clock_info,
2556 u8 table_rev)
2557 {
2558 struct kv_ps *ps = kv_get_ps(rps);
2559
2560 rps->caps = le32_to_cpu(non_clock_info->ulCapsAndSettings);
2561 rps->class = le16_to_cpu(non_clock_info->usClassification);
2562 rps->class2 = le16_to_cpu(non_clock_info->usClassification2);
2563
2564 if (ATOM_PPLIB_NONCLOCKINFO_VER1 < table_rev) {
2565 rps->vclk = le32_to_cpu(non_clock_info->ulVCLK);
2566 rps->dclk = le32_to_cpu(non_clock_info->ulDCLK);
2567 } else {
2568 rps->vclk = 0;
2569 rps->dclk = 0;
2570 }
2571
2572 if (rps->class & ATOM_PPLIB_CLASSIFICATION_BOOT) {
2573 rdev->pm.dpm.boot_ps = rps;
2574 kv_patch_boot_state(rdev, ps);
2575 }
2576 if (rps->class & ATOM_PPLIB_CLASSIFICATION_UVDSTATE)
2577 rdev->pm.dpm.uvd_ps = rps;
2578 }
2579
2580 static void kv_parse_pplib_clock_info(struct radeon_device *rdev,
2581 struct radeon_ps *rps, int index,
2582 union pplib_clock_info *clock_info)
2583 {
2584 struct kv_power_info *pi = kv_get_pi(rdev);
2585 struct kv_ps *ps = kv_get_ps(rps);
2586 struct kv_pl *pl = &ps->levels[index];
2587 u32 sclk;
2588
2589 sclk = le16_to_cpu(clock_info->sumo.usEngineClockLow);
2590 sclk |= clock_info->sumo.ucEngineClockHigh << 16;
2591 pl->sclk = sclk;
2592 pl->vddc_index = clock_info->sumo.vddcIndex;
2593
2594 ps->num_levels = index + 1;
2595
2596 if (pi->caps_sclk_ds) {
2597 pl->ds_divider_index = 5;
2598 pl->ss_divider_index = 5;
2599 }
2600 }
2601
2602 static int kv_parse_power_table(struct radeon_device *rdev)
2603 {
2604 struct radeon_mode_info *mode_info = &rdev->mode_info;
2605 struct _ATOM_PPLIB_NONCLOCK_INFO *non_clock_info;
2606 union pplib_power_state *power_state;
2607 int i, j, k, non_clock_array_index, clock_array_index;
2608 union pplib_clock_info *clock_info;
2609 struct _StateArray *state_array;
2610 struct _ClockInfoArray *clock_info_array;
2611 struct _NonClockInfoArray *non_clock_info_array;
2612 union power_info *power_info;
2613 int index = GetIndexIntoMasterTable(DATA, PowerPlayInfo);
2614 u16 data_offset;
2615 u8 frev, crev;
2616 u8 *power_state_offset;
2617 struct kv_ps *ps;
2618
2619 if (!atom_parse_data_header(mode_info->atom_context, index, NULL,
2620 &frev, &crev, &data_offset))
2621 return -EINVAL;
2622 power_info = (union power_info *)(mode_info->atom_context->bios + data_offset);
2623
2624 state_array = (struct _StateArray *)
2625 (mode_info->atom_context->bios + data_offset +
2626 le16_to_cpu(power_info->pplib.usStateArrayOffset));
2627 clock_info_array = (struct _ClockInfoArray *)
2628 (mode_info->atom_context->bios + data_offset +
2629 le16_to_cpu(power_info->pplib.usClockInfoArrayOffset));
2630 non_clock_info_array = (struct _NonClockInfoArray *)
2631 (mode_info->atom_context->bios + data_offset +
2632 le16_to_cpu(power_info->pplib.usNonClockInfoArrayOffset));
2633
2634 rdev->pm.dpm.ps = kzalloc(sizeof(struct radeon_ps) *
2635 state_array->ucNumEntries, GFP_KERNEL);
2636 if (!rdev->pm.dpm.ps)
2637 return -ENOMEM;
2638 power_state_offset = (u8 *)state_array->states;
2639 for (i = 0; i < state_array->ucNumEntries; i++) {
2640 u8 *idx;
2641 power_state = (union pplib_power_state *)power_state_offset;
2642 non_clock_array_index = power_state->v2.nonClockInfoIndex;
2643 non_clock_info = (struct _ATOM_PPLIB_NONCLOCK_INFO *)
2644 &non_clock_info_array->nonClockInfo[non_clock_array_index];
2645 if (!rdev->pm.power_state[i].clock_info)
2646 return -EINVAL;
2647 ps = kzalloc(sizeof(struct kv_ps), GFP_KERNEL);
2648 if (ps == NULL) {
2649 kfree(rdev->pm.dpm.ps);
2650 return -ENOMEM;
2651 }
2652 rdev->pm.dpm.ps[i].ps_priv = ps;
2653 k = 0;
2654 idx = (u8 *)&power_state->v2.clockInfoIndex[0];
2655 for (j = 0; j < power_state->v2.ucNumDPMLevels; j++) {
2656 clock_array_index = idx[j];
2657 if (clock_array_index >= clock_info_array->ucNumEntries)
2658 continue;
2659 if (k >= SUMO_MAX_HARDWARE_POWERLEVELS)
2660 break;
2661 clock_info = (union pplib_clock_info *)
2662 ((u8 *)&clock_info_array->clockInfo[0] +
2663 (clock_array_index * clock_info_array->ucEntrySize));
2664 kv_parse_pplib_clock_info(rdev,
2665 &rdev->pm.dpm.ps[i], k,
2666 clock_info);
2667 k++;
2668 }
2669 kv_parse_pplib_non_clock_info(rdev, &rdev->pm.dpm.ps[i],
2670 non_clock_info,
2671 non_clock_info_array->ucEntrySize);
2672 power_state_offset += 2 + power_state->v2.ucNumDPMLevels;
2673 }
2674 rdev->pm.dpm.num_ps = state_array->ucNumEntries;
2675
2676 /* fill in the vce power states */
2677 for (i = 0; i < RADEON_MAX_VCE_LEVELS; i++) {
2678 u32 sclk;
2679 clock_array_index = rdev->pm.dpm.vce_states[i].clk_idx;
2680 clock_info = (union pplib_clock_info *)
2681 &clock_info_array->clockInfo[clock_array_index * clock_info_array->ucEntrySize];
2682 sclk = le16_to_cpu(clock_info->sumo.usEngineClockLow);
2683 sclk |= clock_info->sumo.ucEngineClockHigh << 16;
2684 rdev->pm.dpm.vce_states[i].sclk = sclk;
2685 rdev->pm.dpm.vce_states[i].mclk = 0;
2686 }
2687
2688 return 0;
2689 }
2690
2691 int kv_dpm_init(struct radeon_device *rdev)
2692 {
2693 struct kv_power_info *pi;
2694 int ret, i;
2695
2696 pi = kzalloc(sizeof(struct kv_power_info), GFP_KERNEL);
2697 if (pi == NULL)
2698 return -ENOMEM;
2699 rdev->pm.dpm.priv = pi;
2700
2701 ret = r600_get_platform_caps(rdev);
2702 if (ret)
2703 return ret;
2704
2705 ret = r600_parse_extended_power_table(rdev);
2706 if (ret)
2707 return ret;
2708
2709 for (i = 0; i < SUMO_MAX_HARDWARE_POWERLEVELS; i++)
2710 pi->at[i] = TRINITY_AT_DFLT;
2711
2712 pi->sram_end = SMC_RAM_END;
2713
2714 pi->enable_nb_dpm = true;
2715
2716 pi->caps_power_containment = true;
2717 pi->caps_cac = true;
2718 pi->enable_didt = false;
2719 if (pi->enable_didt) {
2720 pi->caps_sq_ramping = true;
2721 pi->caps_db_ramping = true;
2722 pi->caps_td_ramping = true;
2723 pi->caps_tcp_ramping = true;
2724 }
2725
2726 pi->caps_sclk_ds = true;
2727 pi->enable_auto_thermal_throttling = true;
2728 pi->disable_nb_ps3_in_battery = false;
2729 pi->bapm_enable = true;
2730 pi->voltage_drop_t = 0;
2731 pi->caps_sclk_throttle_low_notification = false;
2732 pi->caps_fps = false; /* true? */
2733 pi->caps_uvd_pg = true;
2734 pi->caps_uvd_dpm = true;
2735 pi->caps_vce_pg = false; /* XXX true */
2736 pi->caps_samu_pg = false;
2737 pi->caps_acp_pg = false;
2738 pi->caps_stable_p_state = false;
2739
2740 ret = kv_parse_sys_info_table(rdev);
2741 if (ret)
2742 return ret;
2743
2744 kv_patch_voltage_values(rdev);
2745 kv_construct_boot_state(rdev);
2746
2747 ret = kv_parse_power_table(rdev);
2748 if (ret)
2749 return ret;
2750
2751 pi->enable_dpm = true;
2752
2753 return 0;
2754 }
2755
2756 void kv_dpm_debugfs_print_current_performance_level(struct radeon_device *rdev,
2757 struct seq_file *m)
2758 {
2759 struct kv_power_info *pi = kv_get_pi(rdev);
2760 u32 current_index =
2761 (RREG32_SMC(TARGET_AND_CURRENT_PROFILE_INDEX) & CURR_SCLK_INDEX_MASK) >>
2762 CURR_SCLK_INDEX_SHIFT;
2763 u32 sclk, tmp;
2764 u16 vddc;
2765
2766 if (current_index >= SMU__NUM_SCLK_DPM_STATE) {
2767 seq_printf(m, "invalid dpm profile %d\n", current_index);
2768 } else {
2769 sclk = be32_to_cpu(pi->graphics_level[current_index].SclkFrequency);
2770 tmp = (RREG32_SMC(SMU_VOLTAGE_STATUS) & SMU_VOLTAGE_CURRENT_LEVEL_MASK) >>
2771 SMU_VOLTAGE_CURRENT_LEVEL_SHIFT;
2772 vddc = kv_convert_8bit_index_to_voltage(rdev, (u16)tmp);
2773 seq_printf(m, "power level %d sclk: %u vddc: %u\n",
2774 current_index, sclk, vddc);
2775 }
2776 }
2777
2778 void kv_dpm_print_power_state(struct radeon_device *rdev,
2779 struct radeon_ps *rps)
2780 {
2781 int i;
2782 struct kv_ps *ps = kv_get_ps(rps);
2783
2784 r600_dpm_print_class_info(rps->class, rps->class2);
2785 r600_dpm_print_cap_info(rps->caps);
2786 printk("\tuvd vclk: %d dclk: %d\n", rps->vclk, rps->dclk);
2787 for (i = 0; i < ps->num_levels; i++) {
2788 struct kv_pl *pl = &ps->levels[i];
2789 printk("\t\tpower level %d sclk: %u vddc: %u\n",
2790 i, pl->sclk,
2791 kv_convert_8bit_index_to_voltage(rdev, pl->vddc_index));
2792 }
2793 r600_dpm_print_ps_status(rdev, rps);
2794 }
2795
2796 void kv_dpm_fini(struct radeon_device *rdev)
2797 {
2798 int i;
2799
2800 for (i = 0; i < rdev->pm.dpm.num_ps; i++) {
2801 kfree(rdev->pm.dpm.ps[i].ps_priv);
2802 }
2803 kfree(rdev->pm.dpm.ps);
2804 kfree(rdev->pm.dpm.priv);
2805 r600_free_extended_power_table(rdev);
2806 }
2807
2808 void kv_dpm_display_configuration_changed(struct radeon_device *rdev)
2809 {
2810
2811 }
2812
2813 u32 kv_dpm_get_sclk(struct radeon_device *rdev, bool low)
2814 {
2815 struct kv_power_info *pi = kv_get_pi(rdev);
2816 struct kv_ps *requested_state = kv_get_ps(&pi->requested_rps);
2817
2818 if (low)
2819 return requested_state->levels[0].sclk;
2820 else
2821 return requested_state->levels[requested_state->num_levels - 1].sclk;
2822 }
2823
2824 u32 kv_dpm_get_mclk(struct radeon_device *rdev, bool low)
2825 {
2826 struct kv_power_info *pi = kv_get_pi(rdev);
2827
2828 return pi->sys_info.bootup_uma_clk;
2829 }
2830
Linux kernel - Deliverables
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