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Linux 4.2.1
[linux/fpc-iii.git] / drivers / gpu / drm / radeon / r600_dpm.c
blobfa2154493cf1537dee269149b1924468a6035325
1 /*
2 * Copyright 2011 Advanced Micro Devices, Inc.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
21 *
22 * Authors: Alex Deucher
23 */
24
25 #include "drmP.h"
26 #include "radeon.h"
27 #include "radeon_asic.h"
28 #include "r600d.h"
29 #include "r600_dpm.h"
30 #include "atom.h"
31
32 const u32 r600_utc[R600_PM_NUMBER_OF_TC] =
33 {
34 R600_UTC_DFLT_00,
35 R600_UTC_DFLT_01,
36 R600_UTC_DFLT_02,
37 R600_UTC_DFLT_03,
38 R600_UTC_DFLT_04,
39 R600_UTC_DFLT_05,
40 R600_UTC_DFLT_06,
41 R600_UTC_DFLT_07,
42 R600_UTC_DFLT_08,
43 R600_UTC_DFLT_09,
44 R600_UTC_DFLT_10,
45 R600_UTC_DFLT_11,
46 R600_UTC_DFLT_12,
47 R600_UTC_DFLT_13,
48 R600_UTC_DFLT_14,
49 };
50
51 const u32 r600_dtc[R600_PM_NUMBER_OF_TC] =
52 {
53 R600_DTC_DFLT_00,
54 R600_DTC_DFLT_01,
55 R600_DTC_DFLT_02,
56 R600_DTC_DFLT_03,
57 R600_DTC_DFLT_04,
58 R600_DTC_DFLT_05,
59 R600_DTC_DFLT_06,
60 R600_DTC_DFLT_07,
61 R600_DTC_DFLT_08,
62 R600_DTC_DFLT_09,
63 R600_DTC_DFLT_10,
64 R600_DTC_DFLT_11,
65 R600_DTC_DFLT_12,
66 R600_DTC_DFLT_13,
67 R600_DTC_DFLT_14,
68 };
69
70 void r600_dpm_print_class_info(u32 class, u32 class2)
71 {
72 printk("\tui class: ");
73 switch (class & ATOM_PPLIB_CLASSIFICATION_UI_MASK) {
74 case ATOM_PPLIB_CLASSIFICATION_UI_NONE:
75 default:
76 printk("none\n");
77 break;
78 case ATOM_PPLIB_CLASSIFICATION_UI_BATTERY:
79 printk("battery\n");
80 break;
81 case ATOM_PPLIB_CLASSIFICATION_UI_BALANCED:
82 printk("balanced\n");
83 break;
84 case ATOM_PPLIB_CLASSIFICATION_UI_PERFORMANCE:
85 printk("performance\n");
86 break;
87 }
88 printk("\tinternal class: ");
89 if (((class & ~ATOM_PPLIB_CLASSIFICATION_UI_MASK) == 0) &&
90 (class2 == 0))
91 printk("none");
92 else {
93 if (class & ATOM_PPLIB_CLASSIFICATION_BOOT)
94 printk("boot ");
95 if (class & ATOM_PPLIB_CLASSIFICATION_THERMAL)
96 printk("thermal ");
97 if (class & ATOM_PPLIB_CLASSIFICATION_LIMITEDPOWERSOURCE)
98 printk("limited_pwr ");
99 if (class & ATOM_PPLIB_CLASSIFICATION_REST)
100 printk("rest ");
101 if (class & ATOM_PPLIB_CLASSIFICATION_FORCED)
102 printk("forced ");
103 if (class & ATOM_PPLIB_CLASSIFICATION_3DPERFORMANCE)
104 printk("3d_perf ");
105 if (class & ATOM_PPLIB_CLASSIFICATION_OVERDRIVETEMPLATE)
106 printk("ovrdrv ");
107 if (class & ATOM_PPLIB_CLASSIFICATION_UVDSTATE)
108 printk("uvd ");
109 if (class & ATOM_PPLIB_CLASSIFICATION_3DLOW)
110 printk("3d_low ");
111 if (class & ATOM_PPLIB_CLASSIFICATION_ACPI)
112 printk("acpi ");
113 if (class & ATOM_PPLIB_CLASSIFICATION_HD2STATE)
114 printk("uvd_hd2 ");
115 if (class & ATOM_PPLIB_CLASSIFICATION_HDSTATE)
116 printk("uvd_hd ");
117 if (class & ATOM_PPLIB_CLASSIFICATION_SDSTATE)
118 printk("uvd_sd ");
119 if (class2 & ATOM_PPLIB_CLASSIFICATION2_LIMITEDPOWERSOURCE_2)
120 printk("limited_pwr2 ");
121 if (class2 & ATOM_PPLIB_CLASSIFICATION2_ULV)
122 printk("ulv ");
123 if (class2 & ATOM_PPLIB_CLASSIFICATION2_MVC)
124 printk("uvd_mvc ");
125 }
126 printk("\n");
127 }
128
129 void r600_dpm_print_cap_info(u32 caps)
130 {
131 printk("\tcaps: ");
132 if (caps & ATOM_PPLIB_SINGLE_DISPLAY_ONLY)
133 printk("single_disp ");
134 if (caps & ATOM_PPLIB_SUPPORTS_VIDEO_PLAYBACK)
135 printk("video ");
136 if (caps & ATOM_PPLIB_DISALLOW_ON_DC)
137 printk("no_dc ");
138 printk("\n");
139 }
140
141 void r600_dpm_print_ps_status(struct radeon_device *rdev,
142 struct radeon_ps *rps)
143 {
144 printk("\tstatus: ");
145 if (rps == rdev->pm.dpm.current_ps)
146 printk("c ");
147 if (rps == rdev->pm.dpm.requested_ps)
148 printk("r ");
149 if (rps == rdev->pm.dpm.boot_ps)
150 printk("b ");
151 printk("\n");
152 }
153
154 u32 r600_dpm_get_vblank_time(struct radeon_device *rdev)
155 {
156 struct drm_device *dev = rdev->ddev;
157 struct drm_crtc *crtc;
158 struct radeon_crtc *radeon_crtc;
159 u32 line_time_us, vblank_lines;
160 u32 vblank_time_us = 0xffffffff; /* if the displays are off, vblank time is max */
161
162 if (rdev->num_crtc && rdev->mode_info.mode_config_initialized) {
163 list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
164 radeon_crtc = to_radeon_crtc(crtc);
165 if (crtc->enabled && radeon_crtc->enabled && radeon_crtc->hw_mode.clock) {
166 line_time_us = (radeon_crtc->hw_mode.crtc_htotal * 1000) /
167 radeon_crtc->hw_mode.clock;
168 vblank_lines = radeon_crtc->hw_mode.crtc_vblank_end -
169 radeon_crtc->hw_mode.crtc_vdisplay +
170 (radeon_crtc->v_border * 2);
171 vblank_time_us = vblank_lines * line_time_us;
172 break;
173 }
174 }
175 }
176
177 return vblank_time_us;
178 }
179
180 u32 r600_dpm_get_vrefresh(struct radeon_device *rdev)
181 {
182 struct drm_device *dev = rdev->ddev;
183 struct drm_crtc *crtc;
184 struct radeon_crtc *radeon_crtc;
185 u32 vrefresh = 0;
186
187 if (rdev->num_crtc && rdev->mode_info.mode_config_initialized) {
188 list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
189 radeon_crtc = to_radeon_crtc(crtc);
190 if (crtc->enabled && radeon_crtc->enabled && radeon_crtc->hw_mode.clock) {
191 vrefresh = drm_mode_vrefresh(&radeon_crtc->hw_mode);
192 break;
193 }
194 }
195 }
196 return vrefresh;
197 }
198
199 void r600_calculate_u_and_p(u32 i, u32 r_c, u32 p_b,
200 u32 *p, u32 *u)
201 {
202 u32 b_c = 0;
203 u32 i_c;
204 u32 tmp;
205
206 i_c = (i * r_c) / 100;
207 tmp = i_c >> p_b;
208
209 while (tmp) {
210 b_c++;
211 tmp >>= 1;
212 }
213
214 *u = (b_c + 1) / 2;
215 *p = i_c / (1 << (2 * (*u)));
216 }
217
218 int r600_calculate_at(u32 t, u32 h, u32 fh, u32 fl, u32 *tl, u32 *th)
219 {
220 u32 k, a, ah, al;
221 u32 t1;
222
223 if ((fl == 0) || (fh == 0) || (fl > fh))
224 return -EINVAL;
225
226 k = (100 * fh) / fl;
227 t1 = (t * (k - 100));
228 a = (1000 * (100 * h + t1)) / (10000 + (t1 / 100));
229 a = (a + 5) / 10;
230 ah = ((a * t) + 5000) / 10000;
231 al = a - ah;
232
233 *th = t - ah;
234 *tl = t + al;
235
236 return 0;
237 }
238
239 void r600_gfx_clockgating_enable(struct radeon_device *rdev, bool enable)
240 {
241 int i;
242
243 if (enable) {
244 WREG32_P(SCLK_PWRMGT_CNTL, DYN_GFX_CLK_OFF_EN, ~DYN_GFX_CLK_OFF_EN);
245 } else {
246 WREG32_P(SCLK_PWRMGT_CNTL, 0, ~DYN_GFX_CLK_OFF_EN);
247
248 WREG32(CG_RLC_REQ_AND_RSP, 0x2);
249
250 for (i = 0; i < rdev->usec_timeout; i++) {
251 if (((RREG32(CG_RLC_REQ_AND_RSP) & CG_RLC_RSP_TYPE_MASK) >> CG_RLC_RSP_TYPE_SHIFT) == 1)
252 break;
253 udelay(1);
254 }
255
256 WREG32(CG_RLC_REQ_AND_RSP, 0x0);
257
258 WREG32(GRBM_PWR_CNTL, 0x1);
259 RREG32(GRBM_PWR_CNTL);
260 }
261 }
262
263 void r600_dynamicpm_enable(struct radeon_device *rdev, bool enable)
264 {
265 if (enable)
266 WREG32_P(GENERAL_PWRMGT, GLOBAL_PWRMGT_EN, ~GLOBAL_PWRMGT_EN);
267 else
268 WREG32_P(GENERAL_PWRMGT, 0, ~GLOBAL_PWRMGT_EN);
269 }
270
271 void r600_enable_thermal_protection(struct radeon_device *rdev, bool enable)
272 {
273 if (enable)
274 WREG32_P(GENERAL_PWRMGT, 0, ~THERMAL_PROTECTION_DIS);
275 else
276 WREG32_P(GENERAL_PWRMGT, THERMAL_PROTECTION_DIS, ~THERMAL_PROTECTION_DIS);
277 }
278
279 void r600_enable_acpi_pm(struct radeon_device *rdev)
280 {
281 WREG32_P(GENERAL_PWRMGT, STATIC_PM_EN, ~STATIC_PM_EN);
282 }
283
284 void r600_enable_dynamic_pcie_gen2(struct radeon_device *rdev, bool enable)
285 {
286 if (enable)
287 WREG32_P(GENERAL_PWRMGT, ENABLE_GEN2PCIE, ~ENABLE_GEN2PCIE);
288 else
289 WREG32_P(GENERAL_PWRMGT, 0, ~ENABLE_GEN2PCIE);
290 }
291
292 bool r600_dynamicpm_enabled(struct radeon_device *rdev)
293 {
294 if (RREG32(GENERAL_PWRMGT) & GLOBAL_PWRMGT_EN)
295 return true;
296 else
297 return false;
298 }
299
300 void r600_enable_sclk_control(struct radeon_device *rdev, bool enable)
301 {
302 if (enable)
303 WREG32_P(SCLK_PWRMGT_CNTL, 0, ~SCLK_PWRMGT_OFF);
304 else
305 WREG32_P(SCLK_PWRMGT_CNTL, SCLK_PWRMGT_OFF, ~SCLK_PWRMGT_OFF);
306 }
307
308 void r600_enable_mclk_control(struct radeon_device *rdev, bool enable)
309 {
310 if (enable)
311 WREG32_P(MCLK_PWRMGT_CNTL, 0, ~MPLL_PWRMGT_OFF);
312 else
313 WREG32_P(MCLK_PWRMGT_CNTL, MPLL_PWRMGT_OFF, ~MPLL_PWRMGT_OFF);
314 }
315
316 void r600_enable_spll_bypass(struct radeon_device *rdev, bool enable)
317 {
318 if (enable)
319 WREG32_P(CG_SPLL_FUNC_CNTL, SPLL_BYPASS_EN, ~SPLL_BYPASS_EN);
320 else
321 WREG32_P(CG_SPLL_FUNC_CNTL, 0, ~SPLL_BYPASS_EN);
322 }
323
324 void r600_wait_for_spll_change(struct radeon_device *rdev)
325 {
326 int i;
327
328 for (i = 0; i < rdev->usec_timeout; i++) {
329 if (RREG32(CG_SPLL_FUNC_CNTL) & SPLL_CHG_STATUS)
330 break;
331 udelay(1);
332 }
333 }
334
335 void r600_set_bsp(struct radeon_device *rdev, u32 u, u32 p)
336 {
337 WREG32(CG_BSP, BSP(p) | BSU(u));
338 }
339
340 void r600_set_at(struct radeon_device *rdev,
341 u32 l_to_m, u32 m_to_h,
342 u32 h_to_m, u32 m_to_l)
343 {
344 WREG32(CG_RT, FLS(l_to_m) | FMS(m_to_h));
345 WREG32(CG_LT, FHS(h_to_m) | FMS(m_to_l));
346 }
347
348 void r600_set_tc(struct radeon_device *rdev,
349 u32 index, u32 u_t, u32 d_t)
350 {
351 WREG32(CG_FFCT_0 + (index * 4), UTC_0(u_t) | DTC_0(d_t));
352 }
353
354 void r600_select_td(struct radeon_device *rdev,
355 enum r600_td td)
356 {
357 if (td == R600_TD_AUTO)
358 WREG32_P(SCLK_PWRMGT_CNTL, 0, ~FIR_FORCE_TREND_SEL);
359 else
360 WREG32_P(SCLK_PWRMGT_CNTL, FIR_FORCE_TREND_SEL, ~FIR_FORCE_TREND_SEL);
361 if (td == R600_TD_UP)
362 WREG32_P(SCLK_PWRMGT_CNTL, 0, ~FIR_TREND_MODE);
363 if (td == R600_TD_DOWN)
364 WREG32_P(SCLK_PWRMGT_CNTL, FIR_TREND_MODE, ~FIR_TREND_MODE);
365 }
366
367 void r600_set_vrc(struct radeon_device *rdev, u32 vrv)
368 {
369 WREG32(CG_FTV, vrv);
370 }
371
372 void r600_set_tpu(struct radeon_device *rdev, u32 u)
373 {
374 WREG32_P(CG_TPC, TPU(u), ~TPU_MASK);
375 }
376
377 void r600_set_tpc(struct radeon_device *rdev, u32 c)
378 {
379 WREG32_P(CG_TPC, TPCC(c), ~TPCC_MASK);
380 }
381
382 void r600_set_sstu(struct radeon_device *rdev, u32 u)
383 {
384 WREG32_P(CG_SSP, CG_SSTU(u), ~CG_SSTU_MASK);
385 }
386
387 void r600_set_sst(struct radeon_device *rdev, u32 t)
388 {
389 WREG32_P(CG_SSP, CG_SST(t), ~CG_SST_MASK);
390 }
391
392 void r600_set_git(struct radeon_device *rdev, u32 t)
393 {
394 WREG32_P(CG_GIT, CG_GICST(t), ~CG_GICST_MASK);
395 }
396
397 void r600_set_fctu(struct radeon_device *rdev, u32 u)
398 {
399 WREG32_P(CG_FC_T, FC_TU(u), ~FC_TU_MASK);
400 }
401
402 void r600_set_fct(struct radeon_device *rdev, u32 t)
403 {
404 WREG32_P(CG_FC_T, FC_T(t), ~FC_T_MASK);
405 }
406
407 void r600_set_ctxcgtt3d_rphc(struct radeon_device *rdev, u32 p)
408 {
409 WREG32_P(CG_CTX_CGTT3D_R, PHC(p), ~PHC_MASK);
410 }
411
412 void r600_set_ctxcgtt3d_rsdc(struct radeon_device *rdev, u32 s)
413 {
414 WREG32_P(CG_CTX_CGTT3D_R, SDC(s), ~SDC_MASK);
415 }
416
417 void r600_set_vddc3d_oorsu(struct radeon_device *rdev, u32 u)
418 {
419 WREG32_P(CG_VDDC3D_OOR, SU(u), ~SU_MASK);
420 }
421
422 void r600_set_vddc3d_oorphc(struct radeon_device *rdev, u32 p)
423 {
424 WREG32_P(CG_VDDC3D_OOR, PHC(p), ~PHC_MASK);
425 }
426
427 void r600_set_vddc3d_oorsdc(struct radeon_device *rdev, u32 s)
428 {
429 WREG32_P(CG_VDDC3D_OOR, SDC(s), ~SDC_MASK);
430 }
431
432 void r600_set_mpll_lock_time(struct radeon_device *rdev, u32 lock_time)
433 {
434 WREG32_P(MPLL_TIME, MPLL_LOCK_TIME(lock_time), ~MPLL_LOCK_TIME_MASK);
435 }
436
437 void r600_set_mpll_reset_time(struct radeon_device *rdev, u32 reset_time)
438 {
439 WREG32_P(MPLL_TIME, MPLL_RESET_TIME(reset_time), ~MPLL_RESET_TIME_MASK);
440 }
441
442 void r600_engine_clock_entry_enable(struct radeon_device *rdev,
443 u32 index, bool enable)
444 {
445 if (enable)
446 WREG32_P(SCLK_FREQ_SETTING_STEP_0_PART2 + (index * 4 * 2),
447 STEP_0_SPLL_ENTRY_VALID, ~STEP_0_SPLL_ENTRY_VALID);
448 else
449 WREG32_P(SCLK_FREQ_SETTING_STEP_0_PART2 + (index * 4 * 2),
450 0, ~STEP_0_SPLL_ENTRY_VALID);
451 }
452
453 void r600_engine_clock_entry_enable_pulse_skipping(struct radeon_device *rdev,
454 u32 index, bool enable)
455 {
456 if (enable)
457 WREG32_P(SCLK_FREQ_SETTING_STEP_0_PART2 + (index * 4 * 2),
458 STEP_0_SPLL_STEP_ENABLE, ~STEP_0_SPLL_STEP_ENABLE);
459 else
460 WREG32_P(SCLK_FREQ_SETTING_STEP_0_PART2 + (index * 4 * 2),
461 0, ~STEP_0_SPLL_STEP_ENABLE);
462 }
463
464 void r600_engine_clock_entry_enable_post_divider(struct radeon_device *rdev,
465 u32 index, bool enable)
466 {
467 if (enable)
468 WREG32_P(SCLK_FREQ_SETTING_STEP_0_PART2 + (index * 4 * 2),
469 STEP_0_POST_DIV_EN, ~STEP_0_POST_DIV_EN);
470 else
471 WREG32_P(SCLK_FREQ_SETTING_STEP_0_PART2 + (index * 4 * 2),
472 0, ~STEP_0_POST_DIV_EN);
473 }
474
475 void r600_engine_clock_entry_set_post_divider(struct radeon_device *rdev,
476 u32 index, u32 divider)
477 {
478 WREG32_P(SCLK_FREQ_SETTING_STEP_0_PART1 + (index * 4 * 2),
479 STEP_0_SPLL_POST_DIV(divider), ~STEP_0_SPLL_POST_DIV_MASK);
480 }
481
482 void r600_engine_clock_entry_set_reference_divider(struct radeon_device *rdev,
483 u32 index, u32 divider)
484 {
485 WREG32_P(SCLK_FREQ_SETTING_STEP_0_PART1 + (index * 4 * 2),
486 STEP_0_SPLL_REF_DIV(divider), ~STEP_0_SPLL_REF_DIV_MASK);
487 }
488
489 void r600_engine_clock_entry_set_feedback_divider(struct radeon_device *rdev,
490 u32 index, u32 divider)
491 {
492 WREG32_P(SCLK_FREQ_SETTING_STEP_0_PART1 + (index * 4 * 2),
493 STEP_0_SPLL_FB_DIV(divider), ~STEP_0_SPLL_FB_DIV_MASK);
494 }
495
496 void r600_engine_clock_entry_set_step_time(struct radeon_device *rdev,
497 u32 index, u32 step_time)
498 {
499 WREG32_P(SCLK_FREQ_SETTING_STEP_0_PART1 + (index * 4 * 2),
500 STEP_0_SPLL_STEP_TIME(step_time), ~STEP_0_SPLL_STEP_TIME_MASK);
501 }
502
503 void r600_vid_rt_set_ssu(struct radeon_device *rdev, u32 u)
504 {
505 WREG32_P(VID_RT, SSTU(u), ~SSTU_MASK);
506 }
507
508 void r600_vid_rt_set_vru(struct radeon_device *rdev, u32 u)
509 {
510 WREG32_P(VID_RT, VID_CRTU(u), ~VID_CRTU_MASK);
511 }
512
513 void r600_vid_rt_set_vrt(struct radeon_device *rdev, u32 rt)
514 {
515 WREG32_P(VID_RT, VID_CRT(rt), ~VID_CRT_MASK);
516 }
517
518 void r600_voltage_control_enable_pins(struct radeon_device *rdev,
519 u64 mask)
520 {
521 WREG32(LOWER_GPIO_ENABLE, mask & 0xffffffff);
522 WREG32(UPPER_GPIO_ENABLE, upper_32_bits(mask));
523 }
524
525
526 void r600_voltage_control_program_voltages(struct radeon_device *rdev,
527 enum r600_power_level index, u64 pins)
528 {
529 u32 tmp, mask;
530 u32 ix = 3 - (3 & index);
531
532 WREG32(CTXSW_VID_LOWER_GPIO_CNTL + (ix * 4), pins & 0xffffffff);
533
534 mask = 7 << (3 * ix);
535 tmp = RREG32(VID_UPPER_GPIO_CNTL);
536 tmp = (tmp & ~mask) | ((pins >> (32 - (3 * ix))) & mask);
537 WREG32(VID_UPPER_GPIO_CNTL, tmp);
538 }
539
540 void r600_voltage_control_deactivate_static_control(struct radeon_device *rdev,
541 u64 mask)
542 {
543 u32 gpio;
544
545 gpio = RREG32(GPIOPAD_MASK);
546 gpio &= ~mask;
547 WREG32(GPIOPAD_MASK, gpio);
548
549 gpio = RREG32(GPIOPAD_EN);
550 gpio &= ~mask;
551 WREG32(GPIOPAD_EN, gpio);
552
553 gpio = RREG32(GPIOPAD_A);
554 gpio &= ~mask;
555 WREG32(GPIOPAD_A, gpio);
556 }
557
558 void r600_power_level_enable(struct radeon_device *rdev,
559 enum r600_power_level index, bool enable)
560 {
561 u32 ix = 3 - (3 & index);
562
563 if (enable)
564 WREG32_P(CTXSW_PROFILE_INDEX + (ix * 4), CTXSW_FREQ_STATE_ENABLE,
565 ~CTXSW_FREQ_STATE_ENABLE);
566 else
567 WREG32_P(CTXSW_PROFILE_INDEX + (ix * 4), 0,
568 ~CTXSW_FREQ_STATE_ENABLE);
569 }
570
571 void r600_power_level_set_voltage_index(struct radeon_device *rdev,
572 enum r600_power_level index, u32 voltage_index)
573 {
574 u32 ix = 3 - (3 & index);
575
576 WREG32_P(CTXSW_PROFILE_INDEX + (ix * 4),
577 CTXSW_FREQ_VIDS_CFG_INDEX(voltage_index), ~CTXSW_FREQ_VIDS_CFG_INDEX_MASK);
578 }
579
580 void r600_power_level_set_mem_clock_index(struct radeon_device *rdev,
581 enum r600_power_level index, u32 mem_clock_index)
582 {
583 u32 ix = 3 - (3 & index);
584
585 WREG32_P(CTXSW_PROFILE_INDEX + (ix * 4),
586 CTXSW_FREQ_MCLK_CFG_INDEX(mem_clock_index), ~CTXSW_FREQ_MCLK_CFG_INDEX_MASK);
587 }
588
589 void r600_power_level_set_eng_clock_index(struct radeon_device *rdev,
590 enum r600_power_level index, u32 eng_clock_index)
591 {
592 u32 ix = 3 - (3 & index);
593
594 WREG32_P(CTXSW_PROFILE_INDEX + (ix * 4),
595 CTXSW_FREQ_SCLK_CFG_INDEX(eng_clock_index), ~CTXSW_FREQ_SCLK_CFG_INDEX_MASK);
596 }
597
598 void r600_power_level_set_watermark_id(struct radeon_device *rdev,
599 enum r600_power_level index,
600 enum r600_display_watermark watermark_id)
601 {
602 u32 ix = 3 - (3 & index);
603 u32 tmp = 0;
604
605 if (watermark_id == R600_DISPLAY_WATERMARK_HIGH)
606 tmp = CTXSW_FREQ_DISPLAY_WATERMARK;
607 WREG32_P(CTXSW_PROFILE_INDEX + (ix * 4), tmp, ~CTXSW_FREQ_DISPLAY_WATERMARK);
608 }
609
610 void r600_power_level_set_pcie_gen2(struct radeon_device *rdev,
611 enum r600_power_level index, bool compatible)
612 {
613 u32 ix = 3 - (3 & index);
614 u32 tmp = 0;
615
616 if (compatible)
617 tmp = CTXSW_FREQ_GEN2PCIE_VOLT;
618 WREG32_P(CTXSW_PROFILE_INDEX + (ix * 4), tmp, ~CTXSW_FREQ_GEN2PCIE_VOLT);
619 }
620
621 enum r600_power_level r600_power_level_get_current_index(struct radeon_device *rdev)
622 {
623 u32 tmp;
624
625 tmp = RREG32(TARGET_AND_CURRENT_PROFILE_INDEX) & CURRENT_PROFILE_INDEX_MASK;
626 tmp >>= CURRENT_PROFILE_INDEX_SHIFT;
627 return tmp;
628 }
629
630 enum r600_power_level r600_power_level_get_target_index(struct radeon_device *rdev)
631 {
632 u32 tmp;
633
634 tmp = RREG32(TARGET_AND_CURRENT_PROFILE_INDEX) & TARGET_PROFILE_INDEX_MASK;
635 tmp >>= TARGET_PROFILE_INDEX_SHIFT;
636 return tmp;
637 }
638
639 void r600_power_level_set_enter_index(struct radeon_device *rdev,
640 enum r600_power_level index)
641 {
642 WREG32_P(TARGET_AND_CURRENT_PROFILE_INDEX, DYN_PWR_ENTER_INDEX(index),
643 ~DYN_PWR_ENTER_INDEX_MASK);
644 }
645
646 void r600_wait_for_power_level_unequal(struct radeon_device *rdev,
647 enum r600_power_level index)
648 {
649 int i;
650
651 for (i = 0; i < rdev->usec_timeout; i++) {
652 if (r600_power_level_get_target_index(rdev) != index)
653 break;
654 udelay(1);
655 }
656
657 for (i = 0; i < rdev->usec_timeout; i++) {
658 if (r600_power_level_get_current_index(rdev) != index)
659 break;
660 udelay(1);
661 }
662 }
663
664 void r600_wait_for_power_level(struct radeon_device *rdev,
665 enum r600_power_level index)
666 {
667 int i;
668
669 for (i = 0; i < rdev->usec_timeout; i++) {
670 if (r600_power_level_get_target_index(rdev) == index)
671 break;
672 udelay(1);
673 }
674
675 for (i = 0; i < rdev->usec_timeout; i++) {
676 if (r600_power_level_get_current_index(rdev) == index)
677 break;
678 udelay(1);
679 }
680 }
681
682 void r600_start_dpm(struct radeon_device *rdev)
683 {
684 r600_enable_sclk_control(rdev, false);
685 r600_enable_mclk_control(rdev, false);
686
687 r600_dynamicpm_enable(rdev, true);
688
689 radeon_wait_for_vblank(rdev, 0);
690 radeon_wait_for_vblank(rdev, 1);
691
692 r600_enable_spll_bypass(rdev, true);
693 r600_wait_for_spll_change(rdev);
694 r600_enable_spll_bypass(rdev, false);
695 r600_wait_for_spll_change(rdev);
696
697 r600_enable_spll_bypass(rdev, true);
698 r600_wait_for_spll_change(rdev);
699 r600_enable_spll_bypass(rdev, false);
700 r600_wait_for_spll_change(rdev);
701
702 r600_enable_sclk_control(rdev, true);
703 r600_enable_mclk_control(rdev, true);
704 }
705
706 void r600_stop_dpm(struct radeon_device *rdev)
707 {
708 r600_dynamicpm_enable(rdev, false);
709 }
710
711 int r600_dpm_pre_set_power_state(struct radeon_device *rdev)
712 {
713 return 0;
714 }
715
716 void r600_dpm_post_set_power_state(struct radeon_device *rdev)
717 {
718
719 }
720
721 bool r600_is_uvd_state(u32 class, u32 class2)
722 {
723 if (class & ATOM_PPLIB_CLASSIFICATION_UVDSTATE)
724 return true;
725 if (class & ATOM_PPLIB_CLASSIFICATION_HD2STATE)
726 return true;
727 if (class & ATOM_PPLIB_CLASSIFICATION_HDSTATE)
728 return true;
729 if (class & ATOM_PPLIB_CLASSIFICATION_SDSTATE)
730 return true;
731 if (class2 & ATOM_PPLIB_CLASSIFICATION2_MVC)
732 return true;
733 return false;
734 }
735
736 static int r600_set_thermal_temperature_range(struct radeon_device *rdev,
737 int min_temp, int max_temp)
738 {
739 int low_temp = 0 * 1000;
740 int high_temp = 255 * 1000;
741
742 if (low_temp < min_temp)
743 low_temp = min_temp;
744 if (high_temp > max_temp)
745 high_temp = max_temp;
746 if (high_temp < low_temp) {
747 DRM_ERROR("invalid thermal range: %d - %d\n", low_temp, high_temp);
748 return -EINVAL;
749 }
750
751 WREG32_P(CG_THERMAL_INT, DIG_THERM_INTH(high_temp / 1000), ~DIG_THERM_INTH_MASK);
752 WREG32_P(CG_THERMAL_INT, DIG_THERM_INTL(low_temp / 1000), ~DIG_THERM_INTL_MASK);
753 WREG32_P(CG_THERMAL_CTRL, DIG_THERM_DPM(high_temp / 1000), ~DIG_THERM_DPM_MASK);
754
755 rdev->pm.dpm.thermal.min_temp = low_temp;
756 rdev->pm.dpm.thermal.max_temp = high_temp;
757
758 return 0;
759 }
760
761 bool r600_is_internal_thermal_sensor(enum radeon_int_thermal_type sensor)
762 {
763 switch (sensor) {
764 case THERMAL_TYPE_RV6XX:
765 case THERMAL_TYPE_RV770:
766 case THERMAL_TYPE_EVERGREEN:
767 case THERMAL_TYPE_SUMO:
768 case THERMAL_TYPE_NI:
769 case THERMAL_TYPE_SI:
770 case THERMAL_TYPE_CI:
771 case THERMAL_TYPE_KV:
772 return true;
773 case THERMAL_TYPE_ADT7473_WITH_INTERNAL:
774 case THERMAL_TYPE_EMC2103_WITH_INTERNAL:
775 return false; /* need special handling */
776 case THERMAL_TYPE_NONE:
777 case THERMAL_TYPE_EXTERNAL:
778 case THERMAL_TYPE_EXTERNAL_GPIO:
779 default:
780 return false;
781 }
782 }
783
784 int r600_dpm_late_enable(struct radeon_device *rdev)
785 {
786 int ret;
787
788 if (rdev->irq.installed &&
789 r600_is_internal_thermal_sensor(rdev->pm.int_thermal_type)) {
790 ret = r600_set_thermal_temperature_range(rdev, R600_TEMP_RANGE_MIN, R600_TEMP_RANGE_MAX);
791 if (ret)
792 return ret;
793 rdev->irq.dpm_thermal = true;
794 radeon_irq_set(rdev);
795 }
796
797 return 0;
798 }
799
800 union power_info {
801 struct _ATOM_POWERPLAY_INFO info;
802 struct _ATOM_POWERPLAY_INFO_V2 info_2;
803 struct _ATOM_POWERPLAY_INFO_V3 info_3;
804 struct _ATOM_PPLIB_POWERPLAYTABLE pplib;
805 struct _ATOM_PPLIB_POWERPLAYTABLE2 pplib2;
806 struct _ATOM_PPLIB_POWERPLAYTABLE3 pplib3;
807 struct _ATOM_PPLIB_POWERPLAYTABLE4 pplib4;
808 struct _ATOM_PPLIB_POWERPLAYTABLE5 pplib5;
809 };
810
811 union fan_info {
812 struct _ATOM_PPLIB_FANTABLE fan;
813 struct _ATOM_PPLIB_FANTABLE2 fan2;
814 struct _ATOM_PPLIB_FANTABLE3 fan3;
815 };
816
817 static int r600_parse_clk_voltage_dep_table(struct radeon_clock_voltage_dependency_table *radeon_table,
818 ATOM_PPLIB_Clock_Voltage_Dependency_Table *atom_table)
819 {
820 u32 size = atom_table->ucNumEntries *
821 sizeof(struct radeon_clock_voltage_dependency_entry);
822 int i;
823 ATOM_PPLIB_Clock_Voltage_Dependency_Record *entry;
824
825 radeon_table->entries = kzalloc(size, GFP_KERNEL);
826 if (!radeon_table->entries)
827 return -ENOMEM;
828
829 entry = &atom_table->entries[0];
830 for (i = 0; i < atom_table->ucNumEntries; i++) {
831 radeon_table->entries[i].clk = le16_to_cpu(entry->usClockLow) |
832 (entry->ucClockHigh << 16);
833 radeon_table->entries[i].v = le16_to_cpu(entry->usVoltage);
834 entry = (ATOM_PPLIB_Clock_Voltage_Dependency_Record *)
835 ((u8 *)entry + sizeof(ATOM_PPLIB_Clock_Voltage_Dependency_Record));
836 }
837 radeon_table->count = atom_table->ucNumEntries;
838
839 return 0;
840 }
841
842 int r600_get_platform_caps(struct radeon_device *rdev)
843 {
844 struct radeon_mode_info *mode_info = &rdev->mode_info;
845 union power_info *power_info;
846 int index = GetIndexIntoMasterTable(DATA, PowerPlayInfo);
847 u16 data_offset;
848 u8 frev, crev;
849
850 if (!atom_parse_data_header(mode_info->atom_context, index, NULL,
851 &frev, &crev, &data_offset))
852 return -EINVAL;
853 power_info = (union power_info *)(mode_info->atom_context->bios + data_offset);
854
855 rdev->pm.dpm.platform_caps = le32_to_cpu(power_info->pplib.ulPlatformCaps);
856 rdev->pm.dpm.backbias_response_time = le16_to_cpu(power_info->pplib.usBackbiasTime);
857 rdev->pm.dpm.voltage_response_time = le16_to_cpu(power_info->pplib.usVoltageTime);
858
859 return 0;
860 }
861
862 /* sizeof(ATOM_PPLIB_EXTENDEDHEADER) */
863 #define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V2 12
864 #define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V3 14
865 #define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V4 16
866 #define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V5 18
867 #define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V6 20
868 #define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V7 22
869
870 int r600_parse_extended_power_table(struct radeon_device *rdev)
871 {
872 struct radeon_mode_info *mode_info = &rdev->mode_info;
873 union power_info *power_info;
874 union fan_info *fan_info;
875 ATOM_PPLIB_Clock_Voltage_Dependency_Table *dep_table;
876 int index = GetIndexIntoMasterTable(DATA, PowerPlayInfo);
877 u16 data_offset;
878 u8 frev, crev;
879 int ret, i;
880
881 if (!atom_parse_data_header(mode_info->atom_context, index, NULL,
882 &frev, &crev, &data_offset))
883 return -EINVAL;
884 power_info = (union power_info *)(mode_info->atom_context->bios + data_offset);
885
886 /* fan table */
887 if (le16_to_cpu(power_info->pplib.usTableSize) >=
888 sizeof(struct _ATOM_PPLIB_POWERPLAYTABLE3)) {
889 if (power_info->pplib3.usFanTableOffset) {
890 fan_info = (union fan_info *)(mode_info->atom_context->bios + data_offset +
891 le16_to_cpu(power_info->pplib3.usFanTableOffset));
892 rdev->pm.dpm.fan.t_hyst = fan_info->fan.ucTHyst;
893 rdev->pm.dpm.fan.t_min = le16_to_cpu(fan_info->fan.usTMin);
894 rdev->pm.dpm.fan.t_med = le16_to_cpu(fan_info->fan.usTMed);
895 rdev->pm.dpm.fan.t_high = le16_to_cpu(fan_info->fan.usTHigh);
896 rdev->pm.dpm.fan.pwm_min = le16_to_cpu(fan_info->fan.usPWMMin);
897 rdev->pm.dpm.fan.pwm_med = le16_to_cpu(fan_info->fan.usPWMMed);
898 rdev->pm.dpm.fan.pwm_high = le16_to_cpu(fan_info->fan.usPWMHigh);
899 if (fan_info->fan.ucFanTableFormat >= 2)
900 rdev->pm.dpm.fan.t_max = le16_to_cpu(fan_info->fan2.usTMax);
901 else
902 rdev->pm.dpm.fan.t_max = 10900;
903 rdev->pm.dpm.fan.cycle_delay = 100000;
904 if (fan_info->fan.ucFanTableFormat >= 3) {
905 rdev->pm.dpm.fan.control_mode = fan_info->fan3.ucFanControlMode;
906 rdev->pm.dpm.fan.default_max_fan_pwm =
907 le16_to_cpu(fan_info->fan3.usFanPWMMax);
908 rdev->pm.dpm.fan.default_fan_output_sensitivity = 4836;
909 rdev->pm.dpm.fan.fan_output_sensitivity =
910 le16_to_cpu(fan_info->fan3.usFanOutputSensitivity);
911 }
912 rdev->pm.dpm.fan.ucode_fan_control = true;
913 }
914 }
915
916 /* clock dependancy tables, shedding tables */
917 if (le16_to_cpu(power_info->pplib.usTableSize) >=
918 sizeof(struct _ATOM_PPLIB_POWERPLAYTABLE4)) {
919 if (power_info->pplib4.usVddcDependencyOnSCLKOffset) {
920 dep_table = (ATOM_PPLIB_Clock_Voltage_Dependency_Table *)
921 (mode_info->atom_context->bios + data_offset +
922 le16_to_cpu(power_info->pplib4.usVddcDependencyOnSCLKOffset));
923 ret = r600_parse_clk_voltage_dep_table(&rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk,
924 dep_table);
925 if (ret)
926 return ret;
927 }
928 if (power_info->pplib4.usVddciDependencyOnMCLKOffset) {
929 dep_table = (ATOM_PPLIB_Clock_Voltage_Dependency_Table *)
930 (mode_info->atom_context->bios + data_offset +
931 le16_to_cpu(power_info->pplib4.usVddciDependencyOnMCLKOffset));
932 ret = r600_parse_clk_voltage_dep_table(&rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk,
933 dep_table);
934 if (ret) {
935 kfree(rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries);
936 return ret;
937 }
938 }
939 if (power_info->pplib4.usVddcDependencyOnMCLKOffset) {
940 dep_table = (ATOM_PPLIB_Clock_Voltage_Dependency_Table *)
941 (mode_info->atom_context->bios + data_offset +
942 le16_to_cpu(power_info->pplib4.usVddcDependencyOnMCLKOffset));
943 ret = r600_parse_clk_voltage_dep_table(&rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk,
944 dep_table);
945 if (ret) {
946 kfree(rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries);
947 kfree(rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk.entries);
948 return ret;
949 }
950 }
951 if (power_info->pplib4.usMvddDependencyOnMCLKOffset) {
952 dep_table = (ATOM_PPLIB_Clock_Voltage_Dependency_Table *)
953 (mode_info->atom_context->bios + data_offset +
954 le16_to_cpu(power_info->pplib4.usMvddDependencyOnMCLKOffset));
955 ret = r600_parse_clk_voltage_dep_table(&rdev->pm.dpm.dyn_state.mvdd_dependency_on_mclk,
956 dep_table);
957 if (ret) {
958 kfree(rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries);
959 kfree(rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk.entries);
960 kfree(rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk.entries);
961 return ret;
962 }
963 }
964 if (power_info->pplib4.usMaxClockVoltageOnDCOffset) {
965 ATOM_PPLIB_Clock_Voltage_Limit_Table *clk_v =
966 (ATOM_PPLIB_Clock_Voltage_Limit_Table *)
967 (mode_info->atom_context->bios + data_offset +
968 le16_to_cpu(power_info->pplib4.usMaxClockVoltageOnDCOffset));
969 if (clk_v->ucNumEntries) {
970 rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc.sclk =
971 le16_to_cpu(clk_v->entries[0].usSclkLow) |
972 (clk_v->entries[0].ucSclkHigh << 16);
973 rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc.mclk =
974 le16_to_cpu(clk_v->entries[0].usMclkLow) |
975 (clk_v->entries[0].ucMclkHigh << 16);
976 rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc.vddc =
977 le16_to_cpu(clk_v->entries[0].usVddc);
978 rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc.vddci =
979 le16_to_cpu(clk_v->entries[0].usVddci);
980 }
981 }
982 if (power_info->pplib4.usVddcPhaseShedLimitsTableOffset) {
983 ATOM_PPLIB_PhaseSheddingLimits_Table *psl =
984 (ATOM_PPLIB_PhaseSheddingLimits_Table *)
985 (mode_info->atom_context->bios + data_offset +
986 le16_to_cpu(power_info->pplib4.usVddcPhaseShedLimitsTableOffset));
987 ATOM_PPLIB_PhaseSheddingLimits_Record *entry;
988
989 rdev->pm.dpm.dyn_state.phase_shedding_limits_table.entries =
990 kzalloc(psl->ucNumEntries *
991 sizeof(struct radeon_phase_shedding_limits_entry),
992 GFP_KERNEL);
993 if (!rdev->pm.dpm.dyn_state.phase_shedding_limits_table.entries) {
994 r600_free_extended_power_table(rdev);
995 return -ENOMEM;
996 }
997
998 entry = &psl->entries[0];
999 for (i = 0; i < psl->ucNumEntries; i++) {
1000 rdev->pm.dpm.dyn_state.phase_shedding_limits_table.entries[i].sclk =
1001 le16_to_cpu(entry->usSclkLow) | (entry->ucSclkHigh << 16);
1002 rdev->pm.dpm.dyn_state.phase_shedding_limits_table.entries[i].mclk =
1003 le16_to_cpu(entry->usMclkLow) | (entry->ucMclkHigh << 16);
1004 rdev->pm.dpm.dyn_state.phase_shedding_limits_table.entries[i].voltage =
1005 le16_to_cpu(entry->usVoltage);
1006 entry = (ATOM_PPLIB_PhaseSheddingLimits_Record *)
1007 ((u8 *)entry + sizeof(ATOM_PPLIB_PhaseSheddingLimits_Record));
1008 }
1009 rdev->pm.dpm.dyn_state.phase_shedding_limits_table.count =
1010 psl->ucNumEntries;
1011 }
1012 }
1013
1014 /* cac data */
1015 if (le16_to_cpu(power_info->pplib.usTableSize) >=
1016 sizeof(struct _ATOM_PPLIB_POWERPLAYTABLE5)) {
1017 rdev->pm.dpm.tdp_limit = le32_to_cpu(power_info->pplib5.ulTDPLimit);
1018 rdev->pm.dpm.near_tdp_limit = le32_to_cpu(power_info->pplib5.ulNearTDPLimit);
1019 rdev->pm.dpm.near_tdp_limit_adjusted = rdev->pm.dpm.near_tdp_limit;
1020 rdev->pm.dpm.tdp_od_limit = le16_to_cpu(power_info->pplib5.usTDPODLimit);
1021 if (rdev->pm.dpm.tdp_od_limit)
1022 rdev->pm.dpm.power_control = true;
1023 else
1024 rdev->pm.dpm.power_control = false;
1025 rdev->pm.dpm.tdp_adjustment = 0;
1026 rdev->pm.dpm.sq_ramping_threshold = le32_to_cpu(power_info->pplib5.ulSQRampingThreshold);
1027 rdev->pm.dpm.cac_leakage = le32_to_cpu(power_info->pplib5.ulCACLeakage);
1028 rdev->pm.dpm.load_line_slope = le16_to_cpu(power_info->pplib5.usLoadLineSlope);
1029 if (power_info->pplib5.usCACLeakageTableOffset) {
1030 ATOM_PPLIB_CAC_Leakage_Table *cac_table =
1031 (ATOM_PPLIB_CAC_Leakage_Table *)
1032 (mode_info->atom_context->bios + data_offset +
1033 le16_to_cpu(power_info->pplib5.usCACLeakageTableOffset));
1034 ATOM_PPLIB_CAC_Leakage_Record *entry;
1035 u32 size = cac_table->ucNumEntries * sizeof(struct radeon_cac_leakage_table);
1036 rdev->pm.dpm.dyn_state.cac_leakage_table.entries = kzalloc(size, GFP_KERNEL);
1037 if (!rdev->pm.dpm.dyn_state.cac_leakage_table.entries) {
1038 r600_free_extended_power_table(rdev);
1039 return -ENOMEM;
1040 }
1041 entry = &cac_table->entries[0];
1042 for (i = 0; i < cac_table->ucNumEntries; i++) {
1043 if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_EVV) {
1044 rdev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc1 =
1045 le16_to_cpu(entry->usVddc1);
1046 rdev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc2 =
1047 le16_to_cpu(entry->usVddc2);
1048 rdev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc3 =
1049 le16_to_cpu(entry->usVddc3);
1050 } else {
1051 rdev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc =
1052 le16_to_cpu(entry->usVddc);
1053 rdev->pm.dpm.dyn_state.cac_leakage_table.entries[i].leakage =
1054 le32_to_cpu(entry->ulLeakageValue);
1055 }
1056 entry = (ATOM_PPLIB_CAC_Leakage_Record *)
1057 ((u8 *)entry + sizeof(ATOM_PPLIB_CAC_Leakage_Record));
1058 }
1059 rdev->pm.dpm.dyn_state.cac_leakage_table.count = cac_table->ucNumEntries;
1060 }
1061 }
1062
1063 /* ext tables */
1064 if (le16_to_cpu(power_info->pplib.usTableSize) >=
1065 sizeof(struct _ATOM_PPLIB_POWERPLAYTABLE3)) {
1066 ATOM_PPLIB_EXTENDEDHEADER *ext_hdr = (ATOM_PPLIB_EXTENDEDHEADER *)
1067 (mode_info->atom_context->bios + data_offset +
1068 le16_to_cpu(power_info->pplib3.usExtendendedHeaderOffset));
1069 if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V2) &&
1070 ext_hdr->usVCETableOffset) {
1071 VCEClockInfoArray *array = (VCEClockInfoArray *)
1072 (mode_info->atom_context->bios + data_offset +
1073 le16_to_cpu(ext_hdr->usVCETableOffset) + 1);
1074 ATOM_PPLIB_VCE_Clock_Voltage_Limit_Table *limits =
1075 (ATOM_PPLIB_VCE_Clock_Voltage_Limit_Table *)
1076 (mode_info->atom_context->bios + data_offset +
1077 le16_to_cpu(ext_hdr->usVCETableOffset) + 1 +
1078 1 + array->ucNumEntries * sizeof(VCEClockInfo));
1079 ATOM_PPLIB_VCE_State_Table *states =
1080 (ATOM_PPLIB_VCE_State_Table *)
1081 (mode_info->atom_context->bios + data_offset +
1082 le16_to_cpu(ext_hdr->usVCETableOffset) + 1 +
1083 1 + (array->ucNumEntries * sizeof (VCEClockInfo)) +
1084 1 + (limits->numEntries * sizeof(ATOM_PPLIB_VCE_Clock_Voltage_Limit_Record)));
1085 ATOM_PPLIB_VCE_Clock_Voltage_Limit_Record *entry;
1086 ATOM_PPLIB_VCE_State_Record *state_entry;
1087 VCEClockInfo *vce_clk;
1088 u32 size = limits->numEntries *
1089 sizeof(struct radeon_vce_clock_voltage_dependency_entry);
1090 rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries =
1091 kzalloc(size, GFP_KERNEL);
1092 if (!rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries) {
1093 r600_free_extended_power_table(rdev);
1094 return -ENOMEM;
1095 }
1096 rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.count =
1097 limits->numEntries;
1098 entry = &limits->entries[0];
1099 state_entry = &states->entries[0];
1100 for (i = 0; i < limits->numEntries; i++) {
1101 vce_clk = (VCEClockInfo *)
1102 ((u8 *)&array->entries[0] +
1103 (entry->ucVCEClockInfoIndex * sizeof(VCEClockInfo)));
1104 rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries[i].evclk =
1105 le16_to_cpu(vce_clk->usEVClkLow) | (vce_clk->ucEVClkHigh << 16);
1106 rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries[i].ecclk =
1107 le16_to_cpu(vce_clk->usECClkLow) | (vce_clk->ucECClkHigh << 16);
1108 rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries[i].v =
1109 le16_to_cpu(entry->usVoltage);
1110 entry = (ATOM_PPLIB_VCE_Clock_Voltage_Limit_Record *)
1111 ((u8 *)entry + sizeof(ATOM_PPLIB_VCE_Clock_Voltage_Limit_Record));
1112 }
1113 for (i = 0; i < states->numEntries; i++) {
1114 if (i >= RADEON_MAX_VCE_LEVELS)
1115 break;
1116 vce_clk = (VCEClockInfo *)
1117 ((u8 *)&array->entries[0] +
1118 (state_entry->ucVCEClockInfoIndex * sizeof(VCEClockInfo)));
1119 rdev->pm.dpm.vce_states[i].evclk =
1120 le16_to_cpu(vce_clk->usEVClkLow) | (vce_clk->ucEVClkHigh << 16);
1121 rdev->pm.dpm.vce_states[i].ecclk =
1122 le16_to_cpu(vce_clk->usECClkLow) | (vce_clk->ucECClkHigh << 16);
1123 rdev->pm.dpm.vce_states[i].clk_idx =
1124 state_entry->ucClockInfoIndex & 0x3f;
1125 rdev->pm.dpm.vce_states[i].pstate =
1126 (state_entry->ucClockInfoIndex & 0xc0) >> 6;
1127 state_entry = (ATOM_PPLIB_VCE_State_Record *)
1128 ((u8 *)state_entry + sizeof(ATOM_PPLIB_VCE_State_Record));
1129 }
1130 }
1131 if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V3) &&
1132 ext_hdr->usUVDTableOffset) {
1133 UVDClockInfoArray *array = (UVDClockInfoArray *)
1134 (mode_info->atom_context->bios + data_offset +
1135 le16_to_cpu(ext_hdr->usUVDTableOffset) + 1);
1136 ATOM_PPLIB_UVD_Clock_Voltage_Limit_Table *limits =
1137 (ATOM_PPLIB_UVD_Clock_Voltage_Limit_Table *)
1138 (mode_info->atom_context->bios + data_offset +
1139 le16_to_cpu(ext_hdr->usUVDTableOffset) + 1 +
1140 1 + (array->ucNumEntries * sizeof (UVDClockInfo)));
1141 ATOM_PPLIB_UVD_Clock_Voltage_Limit_Record *entry;
1142 u32 size = limits->numEntries *
1143 sizeof(struct radeon_uvd_clock_voltage_dependency_entry);
1144 rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries =
1145 kzalloc(size, GFP_KERNEL);
1146 if (!rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries) {
1147 r600_free_extended_power_table(rdev);
1148 return -ENOMEM;
1149 }
1150 rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.count =
1151 limits->numEntries;
1152 entry = &limits->entries[0];
1153 for (i = 0; i < limits->numEntries; i++) {
1154 UVDClockInfo *uvd_clk = (UVDClockInfo *)
1155 ((u8 *)&array->entries[0] +
1156 (entry->ucUVDClockInfoIndex * sizeof(UVDClockInfo)));
1157 rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[i].vclk =
1158 le16_to_cpu(uvd_clk->usVClkLow) | (uvd_clk->ucVClkHigh << 16);
1159 rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[i].dclk =
1160 le16_to_cpu(uvd_clk->usDClkLow) | (uvd_clk->ucDClkHigh << 16);
1161 rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[i].v =
1162 le16_to_cpu(entry->usVoltage);
1163 entry = (ATOM_PPLIB_UVD_Clock_Voltage_Limit_Record *)
1164 ((u8 *)entry + sizeof(ATOM_PPLIB_UVD_Clock_Voltage_Limit_Record));
1165 }
1166 }
1167 if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V4) &&
1168 ext_hdr->usSAMUTableOffset) {
1169 ATOM_PPLIB_SAMClk_Voltage_Limit_Table *limits =
1170 (ATOM_PPLIB_SAMClk_Voltage_Limit_Table *)
1171 (mode_info->atom_context->bios + data_offset +
1172 le16_to_cpu(ext_hdr->usSAMUTableOffset) + 1);
1173 ATOM_PPLIB_SAMClk_Voltage_Limit_Record *entry;
1174 u32 size = limits->numEntries *
1175 sizeof(struct radeon_clock_voltage_dependency_entry);
1176 rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries =
1177 kzalloc(size, GFP_KERNEL);
1178 if (!rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries) {
1179 r600_free_extended_power_table(rdev);
1180 return -ENOMEM;
1181 }
1182 rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.count =
1183 limits->numEntries;
1184 entry = &limits->entries[0];
1185 for (i = 0; i < limits->numEntries; i++) {
1186 rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries[i].clk =
1187 le16_to_cpu(entry->usSAMClockLow) | (entry->ucSAMClockHigh << 16);
1188 rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries[i].v =
1189 le16_to_cpu(entry->usVoltage);
1190 entry = (ATOM_PPLIB_SAMClk_Voltage_Limit_Record *)
1191 ((u8 *)entry + sizeof(ATOM_PPLIB_SAMClk_Voltage_Limit_Record));
1192 }
1193 }
1194 if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V5) &&
1195 ext_hdr->usPPMTableOffset) {
1196 ATOM_PPLIB_PPM_Table *ppm = (ATOM_PPLIB_PPM_Table *)
1197 (mode_info->atom_context->bios + data_offset +
1198 le16_to_cpu(ext_hdr->usPPMTableOffset));
1199 rdev->pm.dpm.dyn_state.ppm_table =
1200 kzalloc(sizeof(struct radeon_ppm_table), GFP_KERNEL);
1201 if (!rdev->pm.dpm.dyn_state.ppm_table) {
1202 r600_free_extended_power_table(rdev);
1203 return -ENOMEM;
1204 }
1205 rdev->pm.dpm.dyn_state.ppm_table->ppm_design = ppm->ucPpmDesign;
1206 rdev->pm.dpm.dyn_state.ppm_table->cpu_core_number =
1207 le16_to_cpu(ppm->usCpuCoreNumber);
1208 rdev->pm.dpm.dyn_state.ppm_table->platform_tdp =
1209 le32_to_cpu(ppm->ulPlatformTDP);
1210 rdev->pm.dpm.dyn_state.ppm_table->small_ac_platform_tdp =
1211 le32_to_cpu(ppm->ulSmallACPlatformTDP);
1212 rdev->pm.dpm.dyn_state.ppm_table->platform_tdc =
1213 le32_to_cpu(ppm->ulPlatformTDC);
1214 rdev->pm.dpm.dyn_state.ppm_table->small_ac_platform_tdc =
1215 le32_to_cpu(ppm->ulSmallACPlatformTDC);
1216 rdev->pm.dpm.dyn_state.ppm_table->apu_tdp =
1217 le32_to_cpu(ppm->ulApuTDP);
1218 rdev->pm.dpm.dyn_state.ppm_table->dgpu_tdp =
1219 le32_to_cpu(ppm->ulDGpuTDP);
1220 rdev->pm.dpm.dyn_state.ppm_table->dgpu_ulv_power =
1221 le32_to_cpu(ppm->ulDGpuUlvPower);
1222 rdev->pm.dpm.dyn_state.ppm_table->tj_max =
1223 le32_to_cpu(ppm->ulTjmax);
1224 }
1225 if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V6) &&
1226 ext_hdr->usACPTableOffset) {
1227 ATOM_PPLIB_ACPClk_Voltage_Limit_Table *limits =
1228 (ATOM_PPLIB_ACPClk_Voltage_Limit_Table *)
1229 (mode_info->atom_context->bios + data_offset +
1230 le16_to_cpu(ext_hdr->usACPTableOffset) + 1);
1231 ATOM_PPLIB_ACPClk_Voltage_Limit_Record *entry;
1232 u32 size = limits->numEntries *
1233 sizeof(struct radeon_clock_voltage_dependency_entry);
1234 rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries =
1235 kzalloc(size, GFP_KERNEL);
1236 if (!rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries) {
1237 r600_free_extended_power_table(rdev);
1238 return -ENOMEM;
1239 }
1240 rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.count =
1241 limits->numEntries;
1242 entry = &limits->entries[0];
1243 for (i = 0; i < limits->numEntries; i++) {
1244 rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries[i].clk =
1245 le16_to_cpu(entry->usACPClockLow) | (entry->ucACPClockHigh << 16);
1246 rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries[i].v =
1247 le16_to_cpu(entry->usVoltage);
1248 entry = (ATOM_PPLIB_ACPClk_Voltage_Limit_Record *)
1249 ((u8 *)entry + sizeof(ATOM_PPLIB_ACPClk_Voltage_Limit_Record));
1250 }
1251 }
1252 if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V7) &&
1253 ext_hdr->usPowerTuneTableOffset) {
1254 u8 rev = *(u8 *)(mode_info->atom_context->bios + data_offset +
1255 le16_to_cpu(ext_hdr->usPowerTuneTableOffset));
1256 ATOM_PowerTune_Table *pt;
1257 rdev->pm.dpm.dyn_state.cac_tdp_table =
1258 kzalloc(sizeof(struct radeon_cac_tdp_table), GFP_KERNEL);
1259 if (!rdev->pm.dpm.dyn_state.cac_tdp_table) {
1260 r600_free_extended_power_table(rdev);
1261 return -ENOMEM;
1262 }
1263 if (rev > 0) {
1264 ATOM_PPLIB_POWERTUNE_Table_V1 *ppt = (ATOM_PPLIB_POWERTUNE_Table_V1 *)
1265 (mode_info->atom_context->bios + data_offset +
1266 le16_to_cpu(ext_hdr->usPowerTuneTableOffset));
1267 rdev->pm.dpm.dyn_state.cac_tdp_table->maximum_power_delivery_limit =
1268 le16_to_cpu(ppt->usMaximumPowerDeliveryLimit);
1269 pt = &ppt->power_tune_table;
1270 } else {
1271 ATOM_PPLIB_POWERTUNE_Table *ppt = (ATOM_PPLIB_POWERTUNE_Table *)
1272 (mode_info->atom_context->bios + data_offset +
1273 le16_to_cpu(ext_hdr->usPowerTuneTableOffset));
1274 rdev->pm.dpm.dyn_state.cac_tdp_table->maximum_power_delivery_limit = 255;
1275 pt = &ppt->power_tune_table;
1276 }
1277 rdev->pm.dpm.dyn_state.cac_tdp_table->tdp = le16_to_cpu(pt->usTDP);
1278 rdev->pm.dpm.dyn_state.cac_tdp_table->configurable_tdp =
1279 le16_to_cpu(pt->usConfigurableTDP);
1280 rdev->pm.dpm.dyn_state.cac_tdp_table->tdc = le16_to_cpu(pt->usTDC);
1281 rdev->pm.dpm.dyn_state.cac_tdp_table->battery_power_limit =
1282 le16_to_cpu(pt->usBatteryPowerLimit);
1283 rdev->pm.dpm.dyn_state.cac_tdp_table->small_power_limit =
1284 le16_to_cpu(pt->usSmallPowerLimit);
1285 rdev->pm.dpm.dyn_state.cac_tdp_table->low_cac_leakage =
1286 le16_to_cpu(pt->usLowCACLeakage);
1287 rdev->pm.dpm.dyn_state.cac_tdp_table->high_cac_leakage =
1288 le16_to_cpu(pt->usHighCACLeakage);
1289 }
1290 }
1291
1292 return 0;
1293 }
1294
1295 void r600_free_extended_power_table(struct radeon_device *rdev)
1296 {
1297 struct radeon_dpm_dynamic_state *dyn_state = &rdev->pm.dpm.dyn_state;
1298
1299 kfree(dyn_state->vddc_dependency_on_sclk.entries);
1300 kfree(dyn_state->vddci_dependency_on_mclk.entries);
1301 kfree(dyn_state->vddc_dependency_on_mclk.entries);
1302 kfree(dyn_state->mvdd_dependency_on_mclk.entries);
1303 kfree(dyn_state->cac_leakage_table.entries);
1304 kfree(dyn_state->phase_shedding_limits_table.entries);
1305 kfree(dyn_state->ppm_table);
1306 kfree(dyn_state->cac_tdp_table);
1307 kfree(dyn_state->vce_clock_voltage_dependency_table.entries);
1308 kfree(dyn_state->uvd_clock_voltage_dependency_table.entries);
1309 kfree(dyn_state->samu_clock_voltage_dependency_table.entries);
1310 kfree(dyn_state->acp_clock_voltage_dependency_table.entries);
1311 }
1312
1313 enum radeon_pcie_gen r600_get_pcie_gen_support(struct radeon_device *rdev,
1314 u32 sys_mask,
1315 enum radeon_pcie_gen asic_gen,
1316 enum radeon_pcie_gen default_gen)
1317 {
1318 switch (asic_gen) {
1319 case RADEON_PCIE_GEN1:
1320 return RADEON_PCIE_GEN1;
1321 case RADEON_PCIE_GEN2:
1322 return RADEON_PCIE_GEN2;
1323 case RADEON_PCIE_GEN3:
1324 return RADEON_PCIE_GEN3;
1325 default:
1326 if ((sys_mask & DRM_PCIE_SPEED_80) && (default_gen == RADEON_PCIE_GEN3))
1327 return RADEON_PCIE_GEN3;
1328 else if ((sys_mask & DRM_PCIE_SPEED_50) && (default_gen == RADEON_PCIE_GEN2))
1329 return RADEON_PCIE_GEN2;
1330 else
1331 return RADEON_PCIE_GEN1;
1332 }
1333 return RADEON_PCIE_GEN1;
1334 }
1335
1336 u16 r600_get_pcie_lane_support(struct radeon_device *rdev,
1337 u16 asic_lanes,
1338 u16 default_lanes)
1339 {
1340 switch (asic_lanes) {
1341 case 0:
1342 default:
1343 return default_lanes;
1344 case 1:
1345 return 1;
1346 case 2:
1347 return 2;
1348 case 4:
1349 return 4;
1350 case 8:
1351 return 8;
1352 case 12:
1353 return 12;
1354 case 16:
1355 return 16;
1356 }
1357 }
1358
1359 u8 r600_encode_pci_lane_width(u32 lanes)
1360 {
1361 u8 encoded_lanes[] = { 0, 1, 2, 0, 3, 0, 0, 0, 4, 0, 0, 0, 5, 0, 0, 0, 6 };
1362
1363 if (lanes > 16)
1364 return 0;
1365
1366 return encoded_lanes[lanes];
1367 }
Linux with added FPC-III support