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1 | /* |
2 | * Copyright 2015 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 | #include <linux/module.h> | |
24 | #include <linux/slab.h> | |
25 | #include <linux/fb.h> | |
26 | #include "linux/delay.h" | |
27 | ||
28 | #include "hwmgr.h" | |
29 | #include "fiji_smumgr.h" | |
30 | #include "atombios.h" | |
31 | #include "hardwaremanager.h" | |
32 | #include "ppatomctrl.h" | |
33 | #include "atombios.h" | |
34 | #include "cgs_common.h" | |
35 | #include "fiji_dyn_defaults.h" | |
36 | #include "fiji_powertune.h" | |
37 | #include "smu73.h" | |
38 | #include "smu/smu_7_1_3_d.h" | |
39 | #include "smu/smu_7_1_3_sh_mask.h" | |
40 | #include "gmc/gmc_8_1_d.h" | |
41 | #include "gmc/gmc_8_1_sh_mask.h" | |
42 | #include "bif/bif_5_0_d.h" | |
43 | #include "bif/bif_5_0_sh_mask.h" | |
44 | #include "dce/dce_10_0_d.h" | |
45 | #include "dce/dce_10_0_sh_mask.h" | |
46 | #include "pppcielanes.h" | |
47 | #include "fiji_hwmgr.h" | |
48 | #include "tonga_processpptables.h" | |
49 | #include "tonga_pptable.h" | |
50 | #include "pp_debug.h" | |
51 | #include "pp_acpi.h" | |
52 | ||
53 | #define VOLTAGE_SCALE 4 | |
54 | #define SMC_RAM_END 0x40000 | |
55 | #define VDDC_VDDCI_DELTA 300 | |
56 | ||
57 | #define MC_SEQ_MISC0_GDDR5_SHIFT 28 | |
58 | #define MC_SEQ_MISC0_GDDR5_MASK 0xf0000000 | |
59 | #define MC_SEQ_MISC0_GDDR5_VALUE 5 | |
60 | ||
61 | #define MC_CG_ARB_FREQ_F0 0x0a /* boot-up default */ | |
62 | #define MC_CG_ARB_FREQ_F1 0x0b | |
63 | #define MC_CG_ARB_FREQ_F2 0x0c | |
64 | #define MC_CG_ARB_FREQ_F3 0x0d | |
65 | ||
66 | /* From smc_reg.h */ | |
67 | #define SMC_CG_IND_START 0xc0030000 | |
68 | #define SMC_CG_IND_END 0xc0040000 /* First byte after SMC_CG_IND */ | |
69 | ||
70 | #define VOLTAGE_SCALE 4 | |
71 | #define VOLTAGE_VID_OFFSET_SCALE1 625 | |
72 | #define VOLTAGE_VID_OFFSET_SCALE2 100 | |
73 | ||
74 | #define VDDC_VDDCI_DELTA 300 | |
75 | ||
76 | #define ixSWRST_COMMAND_1 0x1400103 | |
77 | #define MC_SEQ_CNTL__CAC_EN_MASK 0x40000000 | |
78 | ||
79 | /** Values for the CG_THERMAL_CTRL::DPM_EVENT_SRC field. */ | |
80 | enum DPM_EVENT_SRC { | |
81 | DPM_EVENT_SRC_ANALOG = 0, /* Internal analog trip point */ | |
82 | DPM_EVENT_SRC_EXTERNAL = 1, /* External (GPIO 17) signal */ | |
83 | DPM_EVENT_SRC_DIGITAL = 2, /* Internal digital trip point (DIG_THERM_DPM) */ | |
84 | DPM_EVENT_SRC_ANALOG_OR_EXTERNAL = 3, /* Internal analog or external */ | |
85 | DPM_EVENT_SRC_DIGITAL_OR_EXTERNAL = 4 /* Internal digital or external */ | |
86 | }; | |
87 | ||
88 | enum DISPLAY_GAP { | |
89 | DISPLAY_GAP_VBLANK_OR_WM = 0, /* Wait for vblank or MCHG watermark. */ | |
90 | DISPLAY_GAP_VBLANK = 1, /* Wait for vblank. */ | |
91 | DISPLAY_GAP_WATERMARK = 2, /* Wait for MCHG watermark. */ | |
92 | DISPLAY_GAP_IGNORE = 3 /* Do not wait. */ | |
93 | }; | |
94 | ||
95 | /* [2.5%,~2.5%] Clock stretched is multiple of 2.5% vs | |
96 | * not and [Fmin, Fmax, LDO_REFSEL, USE_FOR_LOW_FREQ] | |
97 | */ | |
98 | uint16_t fiji_clock_stretcher_lookup_table[2][4] = { {600, 1050, 3, 0}, | |
99 | {600, 1050, 6, 1} }; | |
100 | ||
101 | /* [FF, SS] type, [] 4 voltage ranges, and | |
102 | * [Floor Freq, Boundary Freq, VID min , VID max] | |
103 | */ | |
104 | uint32_t fiji_clock_stretcher_ddt_table[2][4][4] = | |
105 | { { {265, 529, 120, 128}, {325, 650, 96, 119}, {430, 860, 32, 95}, {0, 0, 0, 31} }, | |
106 | { {275, 550, 104, 112}, {319, 638, 96, 103}, {360, 720, 64, 95}, {384, 768, 32, 63} } }; | |
107 | ||
108 | /* [Use_For_Low_freq] value, [0%, 5%, 10%, 7.14%, 14.28%, 20%] | |
109 | * (coming from PWR_CKS_CNTL.stretch_amount reg spec) | |
110 | */ | |
111 | uint8_t fiji_clock_stretch_amount_conversion[2][6] = { {0, 1, 3, 2, 4, 5}, | |
112 | {0, 2, 4, 5, 6, 5} }; | |
113 | ||
114 | const unsigned long PhwFiji_Magic = (unsigned long)(PHM_VIslands_Magic); | |
115 | ||
116 | struct fiji_power_state *cast_phw_fiji_power_state( | |
117 | struct pp_hw_power_state *hw_ps) | |
118 | { | |
119 | PP_ASSERT_WITH_CODE((PhwFiji_Magic == hw_ps->magic), | |
120 | "Invalid Powerstate Type!", | |
121 | return NULL;); | |
122 | ||
123 | return (struct fiji_power_state *)hw_ps; | |
124 | } | |
125 | ||
126 | const struct fiji_power_state *cast_const_phw_fiji_power_state( | |
127 | const struct pp_hw_power_state *hw_ps) | |
128 | { | |
129 | PP_ASSERT_WITH_CODE((PhwFiji_Magic == hw_ps->magic), | |
130 | "Invalid Powerstate Type!", | |
131 | return NULL;); | |
132 | ||
133 | return (const struct fiji_power_state *)hw_ps; | |
134 | } | |
135 | ||
136 | static bool fiji_is_dpm_running(struct pp_hwmgr *hwmgr) | |
137 | { | |
138 | return (1 == PHM_READ_INDIRECT_FIELD(hwmgr->device, | |
139 | CGS_IND_REG__SMC, FEATURE_STATUS, VOLTAGE_CONTROLLER_ON)) | |
140 | ? true : false; | |
141 | } | |
142 | ||
143 | static void fiji_init_dpm_defaults(struct pp_hwmgr *hwmgr) | |
144 | { | |
145 | struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
146 | struct fiji_ulv_parm *ulv = &data->ulv; | |
147 | ||
148 | ulv->cg_ulv_parameter = PPFIJI_CGULVPARAMETER_DFLT; | |
149 | data->voting_rights_clients0 = PPFIJI_VOTINGRIGHTSCLIENTS_DFLT0; | |
150 | data->voting_rights_clients1 = PPFIJI_VOTINGRIGHTSCLIENTS_DFLT1; | |
151 | data->voting_rights_clients2 = PPFIJI_VOTINGRIGHTSCLIENTS_DFLT2; | |
152 | data->voting_rights_clients3 = PPFIJI_VOTINGRIGHTSCLIENTS_DFLT3; | |
153 | data->voting_rights_clients4 = PPFIJI_VOTINGRIGHTSCLIENTS_DFLT4; | |
154 | data->voting_rights_clients5 = PPFIJI_VOTINGRIGHTSCLIENTS_DFLT5; | |
155 | data->voting_rights_clients6 = PPFIJI_VOTINGRIGHTSCLIENTS_DFLT6; | |
156 | data->voting_rights_clients7 = PPFIJI_VOTINGRIGHTSCLIENTS_DFLT7; | |
157 | ||
158 | data->static_screen_threshold_unit = | |
159 | PPFIJI_STATICSCREENTHRESHOLDUNIT_DFLT; | |
160 | data->static_screen_threshold = | |
161 | PPFIJI_STATICSCREENTHRESHOLD_DFLT; | |
162 | ||
163 | /* Unset ABM cap as it moved to DAL. | |
164 | * Add PHM_PlatformCaps_NonABMSupportInPPLib | |
165 | * for re-direct ABM related request to DAL | |
166 | */ | |
167 | phm_cap_unset(hwmgr->platform_descriptor.platformCaps, | |
168 | PHM_PlatformCaps_ABM); | |
169 | phm_cap_set(hwmgr->platform_descriptor.platformCaps, | |
170 | PHM_PlatformCaps_NonABMSupportInPPLib); | |
171 | ||
172 | phm_cap_set(hwmgr->platform_descriptor.platformCaps, | |
173 | PHM_PlatformCaps_DynamicACTiming); | |
174 | ||
175 | fiji_initialize_power_tune_defaults(hwmgr); | |
176 | ||
177 | data->mclk_stutter_mode_threshold = 60000; | |
178 | data->pcie_gen_performance.max = PP_PCIEGen1; | |
179 | data->pcie_gen_performance.min = PP_PCIEGen3; | |
180 | data->pcie_gen_power_saving.max = PP_PCIEGen1; | |
181 | data->pcie_gen_power_saving.min = PP_PCIEGen3; | |
182 | data->pcie_lane_performance.max = 0; | |
183 | data->pcie_lane_performance.min = 16; | |
184 | data->pcie_lane_power_saving.max = 0; | |
185 | data->pcie_lane_power_saving.min = 16; | |
186 | ||
187 | phm_cap_set(hwmgr->platform_descriptor.platformCaps, | |
188 | PHM_PlatformCaps_DynamicUVDState); | |
189 | } | |
190 | ||
191 | static int fiji_get_sclk_for_voltage_evv(struct pp_hwmgr *hwmgr, | |
192 | phm_ppt_v1_voltage_lookup_table *lookup_table, | |
193 | uint16_t virtual_voltage_id, int32_t *sclk) | |
194 | { | |
195 | uint8_t entryId; | |
196 | uint8_t voltageId; | |
197 | struct phm_ppt_v1_information *table_info = | |
198 | (struct phm_ppt_v1_information *)(hwmgr->pptable); | |
199 | ||
200 | PP_ASSERT_WITH_CODE(lookup_table->count != 0, "Lookup table is empty", return -EINVAL); | |
201 | ||
202 | /* search for leakage voltage ID 0xff01 ~ 0xff08 and sckl */ | |
203 | for (entryId = 0; entryId < table_info->vdd_dep_on_sclk->count; entryId++) { | |
204 | voltageId = table_info->vdd_dep_on_sclk->entries[entryId].vddInd; | |
205 | if (lookup_table->entries[voltageId].us_vdd == virtual_voltage_id) | |
206 | break; | |
207 | } | |
208 | ||
209 | PP_ASSERT_WITH_CODE(entryId < table_info->vdd_dep_on_sclk->count, | |
210 | "Can't find requested voltage id in vdd_dep_on_sclk table!", | |
211 | return -EINVAL; | |
212 | ); | |
213 | ||
214 | *sclk = table_info->vdd_dep_on_sclk->entries[entryId].clk; | |
215 | ||
216 | return 0; | |
217 | } | |
218 | ||
219 | /** | |
220 | * Get Leakage VDDC based on leakage ID. | |
221 | * | |
222 | * @param hwmgr the address of the powerplay hardware manager. | |
223 | * @return always 0 | |
224 | */ | |
225 | static int fiji_get_evv_voltages(struct pp_hwmgr *hwmgr) | |
226 | { | |
227 | struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
228 | uint16_t vv_id; | |
229 | uint16_t vddc = 0; | |
230 | uint16_t evv_default = 1150; | |
231 | uint16_t i, j; | |
232 | uint32_t sclk = 0; | |
233 | struct phm_ppt_v1_information *table_info = | |
234 | (struct phm_ppt_v1_information *)hwmgr->pptable; | |
235 | struct phm_ppt_v1_clock_voltage_dependency_table *sclk_table = | |
236 | table_info->vdd_dep_on_sclk; | |
237 | int result; | |
238 | ||
239 | for (i = 0; i < FIJI_MAX_LEAKAGE_COUNT; i++) { | |
240 | vv_id = ATOM_VIRTUAL_VOLTAGE_ID0 + i; | |
241 | if (!fiji_get_sclk_for_voltage_evv(hwmgr, | |
242 | table_info->vddc_lookup_table, vv_id, &sclk)) { | |
243 | if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, | |
244 | PHM_PlatformCaps_ClockStretcher)) { | |
245 | for (j = 1; j < sclk_table->count; j++) { | |
246 | if (sclk_table->entries[j].clk == sclk && | |
247 | sclk_table->entries[j].cks_enable == 0) { | |
248 | sclk += 5000; | |
249 | break; | |
250 | } | |
251 | } | |
252 | } | |
253 | ||
254 | if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, | |
255 | PHM_PlatformCaps_EnableDriverEVV)) | |
256 | result = atomctrl_calculate_voltage_evv_on_sclk(hwmgr, | |
257 | VOLTAGE_TYPE_VDDC, sclk, vv_id, &vddc, i, true); | |
258 | else | |
259 | result = -EINVAL; | |
260 | ||
261 | if (result) | |
262 | result = atomctrl_get_voltage_evv_on_sclk(hwmgr, | |
263 | VOLTAGE_TYPE_VDDC, sclk,vv_id, &vddc); | |
264 | ||
265 | /* need to make sure vddc is less than 2v or else, it could burn the ASIC. */ | |
266 | PP_ASSERT_WITH_CODE((vddc < 2000), | |
267 | "Invalid VDDC value, greater than 2v!", result = -EINVAL;); | |
268 | ||
269 | if (result) | |
270 | /* 1.15V is the default safe value for Fiji */ | |
271 | vddc = evv_default; | |
272 | ||
273 | /* the voltage should not be zero nor equal to leakage ID */ | |
274 | if (vddc != 0 && vddc != vv_id) { | |
275 | data->vddc_leakage.actual_voltage | |
276 | [data->vddc_leakage.count] = vddc; | |
277 | data->vddc_leakage.leakage_id | |
278 | [data->vddc_leakage.count] = vv_id; | |
279 | data->vddc_leakage.count++; | |
280 | } | |
281 | } | |
282 | } | |
283 | return 0; | |
284 | } | |
285 | ||
286 | /** | |
287 | * Change virtual leakage voltage to actual value. | |
288 | * | |
289 | * @param hwmgr the address of the powerplay hardware manager. | |
290 | * @param pointer to changing voltage | |
291 | * @param pointer to leakage table | |
292 | */ | |
293 | static void fiji_patch_with_vdd_leakage(struct pp_hwmgr *hwmgr, | |
294 | uint16_t *voltage, struct fiji_leakage_voltage *leakage_table) | |
295 | { | |
296 | uint32_t index; | |
297 | ||
298 | /* search for leakage voltage ID 0xff01 ~ 0xff08 */ | |
299 | for (index = 0; index < leakage_table->count; index++) { | |
300 | /* if this voltage matches a leakage voltage ID */ | |
301 | /* patch with actual leakage voltage */ | |
302 | if (leakage_table->leakage_id[index] == *voltage) { | |
303 | *voltage = leakage_table->actual_voltage[index]; | |
304 | break; | |
305 | } | |
306 | } | |
307 | ||
308 | if (*voltage > ATOM_VIRTUAL_VOLTAGE_ID0) | |
309 | printk(KERN_ERR "Voltage value looks like a Leakage ID but it's not patched \n"); | |
310 | } | |
311 | ||
312 | /** | |
313 | * Patch voltage lookup table by EVV leakages. | |
314 | * | |
315 | * @param hwmgr the address of the powerplay hardware manager. | |
316 | * @param pointer to voltage lookup table | |
317 | * @param pointer to leakage table | |
318 | * @return always 0 | |
319 | */ | |
320 | static int fiji_patch_lookup_table_with_leakage(struct pp_hwmgr *hwmgr, | |
321 | phm_ppt_v1_voltage_lookup_table *lookup_table, | |
322 | struct fiji_leakage_voltage *leakage_table) | |
323 | { | |
324 | uint32_t i; | |
325 | ||
326 | for (i = 0; i < lookup_table->count; i++) | |
327 | fiji_patch_with_vdd_leakage(hwmgr, | |
328 | &lookup_table->entries[i].us_vdd, leakage_table); | |
329 | ||
330 | return 0; | |
331 | } | |
332 | ||
333 | static int fiji_patch_clock_voltage_limits_with_vddc_leakage( | |
334 | struct pp_hwmgr *hwmgr, struct fiji_leakage_voltage *leakage_table, | |
335 | uint16_t *vddc) | |
336 | { | |
337 | struct phm_ppt_v1_information *table_info = | |
338 | (struct phm_ppt_v1_information *)(hwmgr->pptable); | |
339 | fiji_patch_with_vdd_leakage(hwmgr, (uint16_t *)vddc, leakage_table); | |
340 | hwmgr->dyn_state.max_clock_voltage_on_dc.vddc = | |
341 | table_info->max_clock_voltage_on_dc.vddc; | |
342 | return 0; | |
343 | } | |
344 | ||
345 | static int fiji_patch_voltage_dependency_tables_with_lookup_table( | |
346 | struct pp_hwmgr *hwmgr) | |
347 | { | |
348 | uint8_t entryId; | |
349 | uint8_t voltageId; | |
350 | struct phm_ppt_v1_information *table_info = | |
351 | (struct phm_ppt_v1_information *)(hwmgr->pptable); | |
352 | ||
353 | struct phm_ppt_v1_clock_voltage_dependency_table *sclk_table = | |
354 | table_info->vdd_dep_on_sclk; | |
355 | struct phm_ppt_v1_clock_voltage_dependency_table *mclk_table = | |
356 | table_info->vdd_dep_on_mclk; | |
357 | struct phm_ppt_v1_mm_clock_voltage_dependency_table *mm_table = | |
358 | table_info->mm_dep_table; | |
359 | ||
360 | for (entryId = 0; entryId < sclk_table->count; ++entryId) { | |
361 | voltageId = sclk_table->entries[entryId].vddInd; | |
362 | sclk_table->entries[entryId].vddc = | |
363 | table_info->vddc_lookup_table->entries[voltageId].us_vdd; | |
364 | } | |
365 | ||
366 | for (entryId = 0; entryId < mclk_table->count; ++entryId) { | |
367 | voltageId = mclk_table->entries[entryId].vddInd; | |
368 | mclk_table->entries[entryId].vddc = | |
369 | table_info->vddc_lookup_table->entries[voltageId].us_vdd; | |
370 | } | |
371 | ||
372 | for (entryId = 0; entryId < mm_table->count; ++entryId) { | |
373 | voltageId = mm_table->entries[entryId].vddcInd; | |
374 | mm_table->entries[entryId].vddc = | |
375 | table_info->vddc_lookup_table->entries[voltageId].us_vdd; | |
376 | } | |
377 | ||
378 | return 0; | |
379 | ||
380 | } | |
381 | ||
382 | static int fiji_calc_voltage_dependency_tables(struct pp_hwmgr *hwmgr) | |
383 | { | |
384 | /* Need to determine if we need calculated voltage. */ | |
385 | return 0; | |
386 | } | |
387 | ||
388 | static int fiji_calc_mm_voltage_dependency_table(struct pp_hwmgr *hwmgr) | |
389 | { | |
390 | /* Need to determine if we need calculated voltage from mm table. */ | |
391 | return 0; | |
392 | } | |
393 | ||
394 | static int fiji_sort_lookup_table(struct pp_hwmgr *hwmgr, | |
395 | struct phm_ppt_v1_voltage_lookup_table *lookup_table) | |
396 | { | |
397 | uint32_t table_size, i, j; | |
398 | struct phm_ppt_v1_voltage_lookup_record tmp_voltage_lookup_record; | |
399 | table_size = lookup_table->count; | |
400 | ||
401 | PP_ASSERT_WITH_CODE(0 != lookup_table->count, | |
402 | "Lookup table is empty", return -EINVAL); | |
403 | ||
404 | /* Sorting voltages */ | |
405 | for (i = 0; i < table_size - 1; i++) { | |
406 | for (j = i + 1; j > 0; j--) { | |
407 | if (lookup_table->entries[j].us_vdd < | |
408 | lookup_table->entries[j - 1].us_vdd) { | |
409 | tmp_voltage_lookup_record = lookup_table->entries[j - 1]; | |
410 | lookup_table->entries[j - 1] = lookup_table->entries[j]; | |
411 | lookup_table->entries[j] = tmp_voltage_lookup_record; | |
412 | } | |
413 | } | |
414 | } | |
415 | ||
416 | return 0; | |
417 | } | |
418 | ||
419 | static int fiji_complete_dependency_tables(struct pp_hwmgr *hwmgr) | |
420 | { | |
421 | int result = 0; | |
422 | int tmp_result; | |
423 | struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
424 | struct phm_ppt_v1_information *table_info = | |
425 | (struct phm_ppt_v1_information *)(hwmgr->pptable); | |
426 | ||
427 | tmp_result = fiji_patch_lookup_table_with_leakage(hwmgr, | |
428 | table_info->vddc_lookup_table, &(data->vddc_leakage)); | |
429 | if (tmp_result) | |
430 | result = tmp_result; | |
431 | ||
432 | tmp_result = fiji_patch_clock_voltage_limits_with_vddc_leakage(hwmgr, | |
433 | &(data->vddc_leakage), &table_info->max_clock_voltage_on_dc.vddc); | |
434 | if (tmp_result) | |
435 | result = tmp_result; | |
436 | ||
437 | tmp_result = fiji_patch_voltage_dependency_tables_with_lookup_table(hwmgr); | |
438 | if (tmp_result) | |
439 | result = tmp_result; | |
440 | ||
441 | tmp_result = fiji_calc_voltage_dependency_tables(hwmgr); | |
442 | if (tmp_result) | |
443 | result = tmp_result; | |
444 | ||
445 | tmp_result = fiji_calc_mm_voltage_dependency_table(hwmgr); | |
446 | if (tmp_result) | |
447 | result = tmp_result; | |
448 | ||
449 | tmp_result = fiji_sort_lookup_table(hwmgr, table_info->vddc_lookup_table); | |
450 | if(tmp_result) | |
451 | result = tmp_result; | |
452 | ||
453 | return result; | |
454 | } | |
455 | ||
456 | static int fiji_set_private_data_based_on_pptable(struct pp_hwmgr *hwmgr) | |
457 | { | |
458 | struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
459 | struct phm_ppt_v1_information *table_info = | |
460 | (struct phm_ppt_v1_information *)(hwmgr->pptable); | |
461 | ||
462 | struct phm_ppt_v1_clock_voltage_dependency_table *allowed_sclk_vdd_table = | |
463 | table_info->vdd_dep_on_sclk; | |
464 | struct phm_ppt_v1_clock_voltage_dependency_table *allowed_mclk_vdd_table = | |
465 | table_info->vdd_dep_on_mclk; | |
466 | ||
467 | PP_ASSERT_WITH_CODE(allowed_sclk_vdd_table != NULL, | |
468 | "VDD dependency on SCLK table is missing. \ | |
469 | This table is mandatory", return -EINVAL); | |
470 | PP_ASSERT_WITH_CODE(allowed_sclk_vdd_table->count >= 1, | |
471 | "VDD dependency on SCLK table has to have is missing. \ | |
472 | This table is mandatory", return -EINVAL); | |
473 | ||
474 | PP_ASSERT_WITH_CODE(allowed_mclk_vdd_table != NULL, | |
475 | "VDD dependency on MCLK table is missing. \ | |
476 | This table is mandatory", return -EINVAL); | |
477 | PP_ASSERT_WITH_CODE(allowed_mclk_vdd_table->count >= 1, | |
478 | "VDD dependency on MCLK table has to have is missing. \ | |
479 | This table is mandatory", return -EINVAL); | |
480 | ||
481 | data->min_vddc_in_pptable = (uint16_t)allowed_sclk_vdd_table->entries[0].vddc; | |
482 | data->max_vddc_in_pptable = (uint16_t)allowed_sclk_vdd_table-> | |
483 | entries[allowed_sclk_vdd_table->count - 1].vddc; | |
484 | ||
485 | table_info->max_clock_voltage_on_ac.sclk = | |
486 | allowed_sclk_vdd_table->entries[allowed_sclk_vdd_table->count - 1].clk; | |
487 | table_info->max_clock_voltage_on_ac.mclk = | |
488 | allowed_mclk_vdd_table->entries[allowed_mclk_vdd_table->count - 1].clk; | |
489 | table_info->max_clock_voltage_on_ac.vddc = | |
490 | allowed_sclk_vdd_table->entries[allowed_sclk_vdd_table->count - 1].vddc; | |
491 | table_info->max_clock_voltage_on_ac.vddci = | |
492 | allowed_mclk_vdd_table->entries[allowed_mclk_vdd_table->count - 1].vddci; | |
493 | ||
494 | hwmgr->dyn_state.max_clock_voltage_on_ac.sclk = | |
495 | table_info->max_clock_voltage_on_ac.sclk; | |
496 | hwmgr->dyn_state.max_clock_voltage_on_ac.mclk = | |
497 | table_info->max_clock_voltage_on_ac.mclk; | |
498 | hwmgr->dyn_state.max_clock_voltage_on_ac.vddc = | |
499 | table_info->max_clock_voltage_on_ac.vddc; | |
500 | hwmgr->dyn_state.max_clock_voltage_on_ac.vddci = | |
501 | table_info->max_clock_voltage_on_ac.vddci; | |
502 | ||
503 | return 0; | |
504 | } | |
505 | ||
506 | static uint16_t fiji_get_current_pcie_speed(struct pp_hwmgr *hwmgr) | |
507 | { | |
508 | uint32_t speedCntl = 0; | |
509 | ||
510 | /* mmPCIE_PORT_INDEX rename as mmPCIE_INDEX */ | |
511 | speedCntl = cgs_read_ind_register(hwmgr->device, CGS_IND_REG__PCIE, | |
512 | ixPCIE_LC_SPEED_CNTL); | |
513 | return((uint16_t)PHM_GET_FIELD(speedCntl, | |
514 | PCIE_LC_SPEED_CNTL, LC_CURRENT_DATA_RATE)); | |
515 | } | |
516 | ||
517 | static int fiji_get_current_pcie_lane_number(struct pp_hwmgr *hwmgr) | |
518 | { | |
519 | uint32_t link_width; | |
520 | ||
521 | /* mmPCIE_PORT_INDEX rename as mmPCIE_INDEX */ | |
522 | link_width = PHM_READ_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__PCIE, | |
523 | PCIE_LC_LINK_WIDTH_CNTL, LC_LINK_WIDTH_RD); | |
524 | ||
525 | PP_ASSERT_WITH_CODE((7 >= link_width), | |
526 | "Invalid PCIe lane width!", return 0); | |
527 | ||
528 | return decode_pcie_lane_width(link_width); | |
529 | } | |
530 | ||
531 | /** Patch the Boot State to match VBIOS boot clocks and voltage. | |
532 | * | |
533 | * @param hwmgr Pointer to the hardware manager. | |
534 | * @param pPowerState The address of the PowerState instance being created. | |
535 | * | |
536 | */ | |
537 | static int fiji_patch_boot_state(struct pp_hwmgr *hwmgr, | |
538 | struct pp_hw_power_state *hw_ps) | |
539 | { | |
540 | struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
541 | struct fiji_power_state *ps = (struct fiji_power_state *)hw_ps; | |
542 | ATOM_FIRMWARE_INFO_V2_2 *fw_info; | |
543 | uint16_t size; | |
544 | uint8_t frev, crev; | |
545 | int index = GetIndexIntoMasterTable(DATA, FirmwareInfo); | |
546 | ||
547 | /* First retrieve the Boot clocks and VDDC from the firmware info table. | |
548 | * We assume here that fw_info is unchanged if this call fails. | |
549 | */ | |
550 | fw_info = (ATOM_FIRMWARE_INFO_V2_2 *)cgs_atom_get_data_table( | |
551 | hwmgr->device, index, | |
552 | &size, &frev, &crev); | |
553 | if (!fw_info) | |
554 | /* During a test, there is no firmware info table. */ | |
555 | return 0; | |
556 | ||
557 | /* Patch the state. */ | |
558 | data->vbios_boot_state.sclk_bootup_value = | |
559 | le32_to_cpu(fw_info->ulDefaultEngineClock); | |
560 | data->vbios_boot_state.mclk_bootup_value = | |
561 | le32_to_cpu(fw_info->ulDefaultMemoryClock); | |
562 | data->vbios_boot_state.mvdd_bootup_value = | |
563 | le16_to_cpu(fw_info->usBootUpMVDDCVoltage); | |
564 | data->vbios_boot_state.vddc_bootup_value = | |
565 | le16_to_cpu(fw_info->usBootUpVDDCVoltage); | |
566 | data->vbios_boot_state.vddci_bootup_value = | |
567 | le16_to_cpu(fw_info->usBootUpVDDCIVoltage); | |
568 | data->vbios_boot_state.pcie_gen_bootup_value = | |
569 | fiji_get_current_pcie_speed(hwmgr); | |
570 | data->vbios_boot_state.pcie_lane_bootup_value = | |
571 | (uint16_t)fiji_get_current_pcie_lane_number(hwmgr); | |
572 | ||
573 | /* set boot power state */ | |
574 | ps->performance_levels[0].memory_clock = data->vbios_boot_state.mclk_bootup_value; | |
575 | ps->performance_levels[0].engine_clock = data->vbios_boot_state.sclk_bootup_value; | |
576 | ps->performance_levels[0].pcie_gen = data->vbios_boot_state.pcie_gen_bootup_value; | |
577 | ps->performance_levels[0].pcie_lane = data->vbios_boot_state.pcie_lane_bootup_value; | |
578 | ||
579 | return 0; | |
580 | } | |
581 | ||
582 | static int fiji_hwmgr_backend_init(struct pp_hwmgr *hwmgr) | |
583 | { | |
584 | struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
585 | uint32_t i; | |
586 | struct phm_ppt_v1_information *table_info = | |
587 | (struct phm_ppt_v1_information *)(hwmgr->pptable); | |
588 | bool stay_in_boot; | |
589 | int result; | |
590 | ||
591 | data->dll_default_on = false; | |
592 | data->sram_end = SMC_RAM_END; | |
593 | ||
594 | for (i = 0; i < SMU73_MAX_LEVELS_GRAPHICS; i++) | |
595 | data->activity_target[i] = FIJI_AT_DFLT; | |
596 | ||
597 | data->vddc_vddci_delta = VDDC_VDDCI_DELTA; | |
598 | ||
599 | data->mclk_activity_target = PPFIJI_MCLK_TARGETACTIVITY_DFLT; | |
600 | data->mclk_dpm0_activity_target = 0xa; | |
601 | ||
602 | data->sclk_dpm_key_disabled = 0; | |
603 | data->mclk_dpm_key_disabled = 0; | |
604 | data->pcie_dpm_key_disabled = 0; | |
605 | ||
606 | phm_cap_set(hwmgr->platform_descriptor.platformCaps, | |
607 | PHM_PlatformCaps_UnTabledHardwareInterface); | |
608 | phm_cap_set(hwmgr->platform_descriptor.platformCaps, | |
609 | PHM_PlatformCaps_TablelessHardwareInterface); | |
610 | ||
611 | phm_cap_set(hwmgr->platform_descriptor.platformCaps, | |
612 | PHM_PlatformCaps_SclkDeepSleep); | |
613 | ||
614 | data->gpio_debug = 0; | |
615 | ||
616 | phm_cap_set(hwmgr->platform_descriptor.platformCaps, | |
617 | PHM_PlatformCaps_DynamicPatchPowerState); | |
618 | ||
619 | /* need to set voltage control types before EVV patching */ | |
620 | data->voltage_control = FIJI_VOLTAGE_CONTROL_NONE; | |
621 | data->vddci_control = FIJI_VOLTAGE_CONTROL_NONE; | |
622 | data->mvdd_control = FIJI_VOLTAGE_CONTROL_NONE; | |
623 | ||
624 | if (atomctrl_is_voltage_controled_by_gpio_v3(hwmgr, | |
625 | VOLTAGE_TYPE_VDDC, VOLTAGE_OBJ_SVID2)) | |
626 | data->voltage_control = FIJI_VOLTAGE_CONTROL_BY_SVID2; | |
627 | ||
628 | if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, | |
629 | PHM_PlatformCaps_EnableMVDDControl)) | |
630 | if (atomctrl_is_voltage_controled_by_gpio_v3(hwmgr, | |
631 | VOLTAGE_TYPE_MVDDC, VOLTAGE_OBJ_GPIO_LUT)) | |
632 | data->mvdd_control = FIJI_VOLTAGE_CONTROL_BY_GPIO; | |
633 | ||
634 | if (data->mvdd_control == FIJI_VOLTAGE_CONTROL_NONE) | |
635 | phm_cap_set(hwmgr->platform_descriptor.platformCaps, | |
636 | PHM_PlatformCaps_EnableMVDDControl); | |
637 | ||
638 | if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, | |
639 | PHM_PlatformCaps_ControlVDDCI)) { | |
640 | if (atomctrl_is_voltage_controled_by_gpio_v3(hwmgr, | |
641 | VOLTAGE_TYPE_VDDCI, VOLTAGE_OBJ_GPIO_LUT)) | |
642 | data->vddci_control = FIJI_VOLTAGE_CONTROL_BY_GPIO; | |
643 | else if (atomctrl_is_voltage_controled_by_gpio_v3(hwmgr, | |
644 | VOLTAGE_TYPE_VDDCI, VOLTAGE_OBJ_SVID2)) | |
645 | data->vddci_control = FIJI_VOLTAGE_CONTROL_BY_SVID2; | |
646 | } | |
647 | ||
648 | if (data->vddci_control == FIJI_VOLTAGE_CONTROL_NONE) | |
649 | phm_cap_unset(hwmgr->platform_descriptor.platformCaps, | |
650 | PHM_PlatformCaps_ControlVDDCI); | |
651 | ||
652 | if (table_info && table_info->cac_dtp_table->usClockStretchAmount) | |
653 | phm_cap_set(hwmgr->platform_descriptor.platformCaps, | |
654 | PHM_PlatformCaps_ClockStretcher); | |
655 | ||
656 | fiji_init_dpm_defaults(hwmgr); | |
657 | ||
658 | /* Get leakage voltage based on leakage ID. */ | |
659 | fiji_get_evv_voltages(hwmgr); | |
660 | ||
661 | /* Patch our voltage dependency table with actual leakage voltage | |
662 | * We need to perform leakage translation before it's used by other functions | |
663 | */ | |
664 | fiji_complete_dependency_tables(hwmgr); | |
665 | ||
666 | /* Parse pptable data read from VBIOS */ | |
667 | fiji_set_private_data_based_on_pptable(hwmgr); | |
668 | ||
669 | /* ULV Support */ | |
670 | data->ulv.ulv_supported = true; /* ULV feature is enabled by default */ | |
671 | ||
672 | /* Initalize Dynamic State Adjustment Rule Settings */ | |
673 | result = tonga_initializa_dynamic_state_adjustment_rule_settings(hwmgr); | |
674 | ||
675 | if (!result) { | |
676 | data->uvd_enabled = false; | |
677 | phm_cap_set(hwmgr->platform_descriptor.platformCaps, | |
678 | PHM_PlatformCaps_EnableSMU7ThermalManagement); | |
679 | data->vddc_phase_shed_control = false; | |
680 | } | |
681 | ||
682 | stay_in_boot = phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, | |
683 | PHM_PlatformCaps_StayInBootState); | |
684 | ||
685 | if (0 == result) { | |
686 | data->is_tlu_enabled = 0; | |
687 | hwmgr->platform_descriptor.hardwareActivityPerformanceLevels = | |
688 | FIJI_MAX_HARDWARE_POWERLEVELS; | |
689 | hwmgr->platform_descriptor.hardwarePerformanceLevels = 2; | |
690 | hwmgr->platform_descriptor.minimumClocksReductionPercentage = 50; | |
691 | ||
692 | data->pcie_gen_cap = 0x30007; | |
693 | data->pcie_lane_cap = 0x2f0000; | |
694 | } else { | |
695 | /* Ignore return value in here, we are cleaning up a mess. */ | |
696 | tonga_hwmgr_backend_fini(hwmgr); | |
697 | } | |
698 | ||
699 | return 0; | |
700 | } | |
701 | ||
702 | /** | |
703 | * Read clock related registers. | |
704 | * | |
705 | * @param hwmgr the address of the powerplay hardware manager. | |
706 | * @return always 0 | |
707 | */ | |
708 | static int fiji_read_clock_registers(struct pp_hwmgr *hwmgr) | |
709 | { | |
710 | struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
711 | ||
712 | data->clock_registers.vCG_SPLL_FUNC_CNTL = | |
713 | cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC, | |
714 | ixCG_SPLL_FUNC_CNTL); | |
715 | data->clock_registers.vCG_SPLL_FUNC_CNTL_2 = | |
716 | cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC, | |
717 | ixCG_SPLL_FUNC_CNTL_2); | |
718 | data->clock_registers.vCG_SPLL_FUNC_CNTL_3 = | |
719 | cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC, | |
720 | ixCG_SPLL_FUNC_CNTL_3); | |
721 | data->clock_registers.vCG_SPLL_FUNC_CNTL_4 = | |
722 | cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC, | |
723 | ixCG_SPLL_FUNC_CNTL_4); | |
724 | data->clock_registers.vCG_SPLL_SPREAD_SPECTRUM = | |
725 | cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC, | |
726 | ixCG_SPLL_SPREAD_SPECTRUM); | |
727 | data->clock_registers.vCG_SPLL_SPREAD_SPECTRUM_2 = | |
728 | cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC, | |
729 | ixCG_SPLL_SPREAD_SPECTRUM_2); | |
730 | ||
731 | return 0; | |
732 | } | |
733 | ||
734 | /** | |
735 | * Find out if memory is GDDR5. | |
736 | * | |
737 | * @param hwmgr the address of the powerplay hardware manager. | |
738 | * @return always 0 | |
739 | */ | |
740 | static int fiji_get_memory_type(struct pp_hwmgr *hwmgr) | |
741 | { | |
742 | struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
743 | uint32_t temp; | |
744 | ||
745 | temp = cgs_read_register(hwmgr->device, mmMC_SEQ_MISC0); | |
746 | ||
747 | data->is_memory_gddr5 = (MC_SEQ_MISC0_GDDR5_VALUE == | |
748 | ((temp & MC_SEQ_MISC0_GDDR5_MASK) >> | |
749 | MC_SEQ_MISC0_GDDR5_SHIFT)); | |
750 | ||
751 | return 0; | |
752 | } | |
753 | ||
754 | /** | |
755 | * Enables Dynamic Power Management by SMC | |
756 | * | |
757 | * @param hwmgr the address of the powerplay hardware manager. | |
758 | * @return always 0 | |
759 | */ | |
760 | static int fiji_enable_acpi_power_management(struct pp_hwmgr *hwmgr) | |
761 | { | |
762 | PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, | |
763 | GENERAL_PWRMGT, STATIC_PM_EN, 1); | |
764 | ||
765 | return 0; | |
766 | } | |
767 | ||
768 | /** | |
769 | * Initialize PowerGating States for different engines | |
770 | * | |
771 | * @param hwmgr the address of the powerplay hardware manager. | |
772 | * @return always 0 | |
773 | */ | |
774 | static int fiji_init_power_gate_state(struct pp_hwmgr *hwmgr) | |
775 | { | |
776 | struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
777 | ||
778 | data->uvd_power_gated = false; | |
779 | data->vce_power_gated = false; | |
780 | data->samu_power_gated = false; | |
781 | data->acp_power_gated = false; | |
782 | data->pg_acp_init = true; | |
783 | ||
784 | return 0; | |
785 | } | |
786 | ||
787 | static int fiji_init_sclk_threshold(struct pp_hwmgr *hwmgr) | |
788 | { | |
789 | struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
790 | data->low_sclk_interrupt_threshold = 0; | |
791 | ||
792 | return 0; | |
793 | } | |
794 | ||
795 | static int fiji_setup_asic_task(struct pp_hwmgr *hwmgr) | |
796 | { | |
797 | int tmp_result, result = 0; | |
798 | ||
799 | tmp_result = fiji_read_clock_registers(hwmgr); | |
800 | PP_ASSERT_WITH_CODE((0 == tmp_result), | |
801 | "Failed to read clock registers!", result = tmp_result); | |
802 | ||
803 | tmp_result = fiji_get_memory_type(hwmgr); | |
804 | PP_ASSERT_WITH_CODE((0 == tmp_result), | |
805 | "Failed to get memory type!", result = tmp_result); | |
806 | ||
807 | tmp_result = fiji_enable_acpi_power_management(hwmgr); | |
808 | PP_ASSERT_WITH_CODE((0 == tmp_result), | |
809 | "Failed to enable ACPI power management!", result = tmp_result); | |
810 | ||
811 | tmp_result = fiji_init_power_gate_state(hwmgr); | |
812 | PP_ASSERT_WITH_CODE((0 == tmp_result), | |
813 | "Failed to init power gate state!", result = tmp_result); | |
814 | ||
815 | tmp_result = tonga_get_mc_microcode_version(hwmgr); | |
816 | PP_ASSERT_WITH_CODE((0 == tmp_result), | |
817 | "Failed to get MC microcode version!", result = tmp_result); | |
818 | ||
819 | tmp_result = fiji_init_sclk_threshold(hwmgr); | |
820 | PP_ASSERT_WITH_CODE((0 == tmp_result), | |
821 | "Failed to init sclk threshold!", result = tmp_result); | |
822 | ||
823 | return result; | |
824 | } | |
825 | ||
826 | /** | |
827 | * Checks if we want to support voltage control | |
828 | * | |
829 | * @param hwmgr the address of the powerplay hardware manager. | |
830 | */ | |
831 | static bool fiji_voltage_control(const struct pp_hwmgr *hwmgr) | |
832 | { | |
833 | const struct fiji_hwmgr *data = | |
834 | (const struct fiji_hwmgr *)(hwmgr->backend); | |
835 | ||
836 | return (FIJI_VOLTAGE_CONTROL_NONE != data->voltage_control); | |
837 | } | |
838 | ||
839 | /** | |
840 | * Enable voltage control | |
841 | * | |
842 | * @param hwmgr the address of the powerplay hardware manager. | |
843 | * @return always 0 | |
844 | */ | |
845 | static int fiji_enable_voltage_control(struct pp_hwmgr *hwmgr) | |
846 | { | |
847 | /* enable voltage control */ | |
848 | PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, | |
849 | GENERAL_PWRMGT, VOLT_PWRMGT_EN, 1); | |
850 | ||
851 | return 0; | |
852 | } | |
853 | ||
854 | /** | |
855 | * Remove repeated voltage values and create table with unique values. | |
856 | * | |
857 | * @param hwmgr the address of the powerplay hardware manager. | |
858 | * @param vol_table the pointer to changing voltage table | |
859 | * @return 0 in success | |
860 | */ | |
861 | ||
862 | static int fiji_trim_voltage_table(struct pp_hwmgr *hwmgr, | |
863 | struct pp_atomctrl_voltage_table *vol_table) | |
864 | { | |
865 | uint32_t i, j; | |
866 | uint16_t vvalue; | |
867 | bool found = false; | |
868 | struct pp_atomctrl_voltage_table *table; | |
869 | ||
870 | PP_ASSERT_WITH_CODE((NULL != vol_table), | |
871 | "Voltage Table empty.", return -EINVAL); | |
872 | table = kzalloc(sizeof(struct pp_atomctrl_voltage_table), | |
873 | GFP_KERNEL); | |
874 | ||
875 | if (NULL == table) | |
876 | return -EINVAL; | |
877 | ||
878 | table->mask_low = vol_table->mask_low; | |
879 | table->phase_delay = vol_table->phase_delay; | |
880 | ||
881 | for (i = 0; i < vol_table->count; i++) { | |
882 | vvalue = vol_table->entries[i].value; | |
883 | found = false; | |
884 | ||
885 | for (j = 0; j < table->count; j++) { | |
886 | if (vvalue == table->entries[j].value) { | |
887 | found = true; | |
888 | break; | |
889 | } | |
890 | } | |
891 | ||
892 | if (!found) { | |
893 | table->entries[table->count].value = vvalue; | |
894 | table->entries[table->count].smio_low = | |
895 | vol_table->entries[i].smio_low; | |
896 | table->count++; | |
897 | } | |
898 | } | |
899 | ||
900 | memcpy(vol_table, table, sizeof(struct pp_atomctrl_voltage_table)); | |
901 | kfree(table); | |
902 | ||
903 | return 0; | |
904 | } | |
905 | static int fiji_get_svi2_mvdd_voltage_table(struct pp_hwmgr *hwmgr, | |
906 | phm_ppt_v1_clock_voltage_dependency_table *dep_table) | |
907 | { | |
908 | uint32_t i; | |
909 | int result; | |
910 | struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
911 | struct pp_atomctrl_voltage_table *vol_table = &(data->mvdd_voltage_table); | |
912 | ||
913 | PP_ASSERT_WITH_CODE((0 != dep_table->count), | |
914 | "Voltage Dependency Table empty.", return -EINVAL); | |
915 | ||
916 | vol_table->mask_low = 0; | |
917 | vol_table->phase_delay = 0; | |
918 | vol_table->count = dep_table->count; | |
919 | ||
920 | for (i = 0; i < dep_table->count; i++) { | |
921 | vol_table->entries[i].value = dep_table->entries[i].mvdd; | |
922 | vol_table->entries[i].smio_low = 0; | |
923 | } | |
924 | ||
925 | result = fiji_trim_voltage_table(hwmgr, vol_table); | |
926 | PP_ASSERT_WITH_CODE((0 == result), | |
927 | "Failed to trim MVDD table.", return result); | |
928 | ||
929 | return 0; | |
930 | } | |
931 | ||
932 | static int fiji_get_svi2_vddci_voltage_table(struct pp_hwmgr *hwmgr, | |
933 | phm_ppt_v1_clock_voltage_dependency_table *dep_table) | |
934 | { | |
935 | uint32_t i; | |
936 | int result; | |
937 | struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
938 | struct pp_atomctrl_voltage_table *vol_table = &(data->vddci_voltage_table); | |
939 | ||
940 | PP_ASSERT_WITH_CODE((0 != dep_table->count), | |
941 | "Voltage Dependency Table empty.", return -EINVAL); | |
942 | ||
943 | vol_table->mask_low = 0; | |
944 | vol_table->phase_delay = 0; | |
945 | vol_table->count = dep_table->count; | |
946 | ||
947 | for (i = 0; i < dep_table->count; i++) { | |
948 | vol_table->entries[i].value = dep_table->entries[i].vddci; | |
949 | vol_table->entries[i].smio_low = 0; | |
950 | } | |
951 | ||
952 | result = fiji_trim_voltage_table(hwmgr, vol_table); | |
953 | PP_ASSERT_WITH_CODE((0 == result), | |
954 | "Failed to trim VDDCI table.", return result); | |
955 | ||
956 | return 0; | |
957 | } | |
958 | ||
959 | static int fiji_get_svi2_vdd_voltage_table(struct pp_hwmgr *hwmgr, | |
960 | phm_ppt_v1_voltage_lookup_table *lookup_table) | |
961 | { | |
962 | int i = 0; | |
963 | struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
964 | struct pp_atomctrl_voltage_table *vol_table = &(data->vddc_voltage_table); | |
965 | ||
966 | PP_ASSERT_WITH_CODE((0 != lookup_table->count), | |
967 | "Voltage Lookup Table empty.", return -EINVAL); | |
968 | ||
969 | vol_table->mask_low = 0; | |
970 | vol_table->phase_delay = 0; | |
971 | ||
972 | vol_table->count = lookup_table->count; | |
973 | ||
974 | for (i = 0; i < vol_table->count; i++) { | |
975 | vol_table->entries[i].value = lookup_table->entries[i].us_vdd; | |
976 | vol_table->entries[i].smio_low = 0; | |
977 | } | |
978 | ||
979 | return 0; | |
980 | } | |
981 | ||
982 | /* ---- Voltage Tables ---- | |
983 | * If the voltage table would be bigger than | |
984 | * what will fit into the state table on | |
985 | * the SMC keep only the higher entries. | |
986 | */ | |
987 | static void fiji_trim_voltage_table_to_fit_state_table(struct pp_hwmgr *hwmgr, | |
988 | uint32_t max_vol_steps, struct pp_atomctrl_voltage_table *vol_table) | |
989 | { | |
990 | unsigned int i, diff; | |
991 | ||
992 | if (vol_table->count <= max_vol_steps) | |
993 | return; | |
994 | ||
995 | diff = vol_table->count - max_vol_steps; | |
996 | ||
997 | for (i = 0; i < max_vol_steps; i++) | |
998 | vol_table->entries[i] = vol_table->entries[i + diff]; | |
999 | ||
1000 | vol_table->count = max_vol_steps; | |
1001 | ||
1002 | return; | |
1003 | } | |
1004 | ||
1005 | /** | |
1006 | * Create Voltage Tables. | |
1007 | * | |
1008 | * @param hwmgr the address of the powerplay hardware manager. | |
1009 | * @return always 0 | |
1010 | */ | |
1011 | static int fiji_construct_voltage_tables(struct pp_hwmgr *hwmgr) | |
1012 | { | |
1013 | struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
1014 | struct phm_ppt_v1_information *table_info = | |
1015 | (struct phm_ppt_v1_information *)hwmgr->pptable; | |
1016 | int result; | |
1017 | ||
1018 | if (FIJI_VOLTAGE_CONTROL_BY_GPIO == data->mvdd_control) { | |
1019 | result = atomctrl_get_voltage_table_v3(hwmgr, | |
1020 | VOLTAGE_TYPE_MVDDC, VOLTAGE_OBJ_GPIO_LUT, | |
1021 | &(data->mvdd_voltage_table)); | |
1022 | PP_ASSERT_WITH_CODE((0 == result), | |
1023 | "Failed to retrieve MVDD table.", | |
1024 | return result); | |
1025 | } else if (FIJI_VOLTAGE_CONTROL_BY_SVID2 == data->mvdd_control) { | |
1026 | result = fiji_get_svi2_mvdd_voltage_table(hwmgr, | |
1027 | table_info->vdd_dep_on_mclk); | |
1028 | PP_ASSERT_WITH_CODE((0 == result), | |
1029 | "Failed to retrieve SVI2 MVDD table from dependancy table.", | |
1030 | return result;); | |
1031 | } | |
1032 | ||
1033 | if (FIJI_VOLTAGE_CONTROL_BY_GPIO == data->vddci_control) { | |
1034 | result = atomctrl_get_voltage_table_v3(hwmgr, | |
1035 | VOLTAGE_TYPE_VDDCI, VOLTAGE_OBJ_GPIO_LUT, | |
1036 | &(data->vddci_voltage_table)); | |
1037 | PP_ASSERT_WITH_CODE((0 == result), | |
1038 | "Failed to retrieve VDDCI table.", | |
1039 | return result); | |
1040 | } else if (FIJI_VOLTAGE_CONTROL_BY_SVID2 == data->vddci_control) { | |
1041 | result = fiji_get_svi2_vddci_voltage_table(hwmgr, | |
1042 | table_info->vdd_dep_on_mclk); | |
1043 | PP_ASSERT_WITH_CODE((0 == result), | |
1044 | "Failed to retrieve SVI2 VDDCI table from dependancy table.", | |
1045 | return result); | |
1046 | } | |
1047 | ||
1048 | if(FIJI_VOLTAGE_CONTROL_BY_SVID2 == data->voltage_control) { | |
1049 | result = fiji_get_svi2_vdd_voltage_table(hwmgr, | |
1050 | table_info->vddc_lookup_table); | |
1051 | PP_ASSERT_WITH_CODE((0 == result), | |
1052 | "Failed to retrieve SVI2 VDDC table from lookup table.", | |
1053 | return result); | |
1054 | } | |
1055 | ||
1056 | PP_ASSERT_WITH_CODE( | |
1057 | (data->vddc_voltage_table.count <= (SMU73_MAX_LEVELS_VDDC)), | |
1058 | "Too many voltage values for VDDC. Trimming to fit state table.", | |
1059 | fiji_trim_voltage_table_to_fit_state_table(hwmgr, | |
1060 | SMU73_MAX_LEVELS_VDDC, &(data->vddc_voltage_table))); | |
1061 | ||
1062 | PP_ASSERT_WITH_CODE( | |
1063 | (data->vddci_voltage_table.count <= (SMU73_MAX_LEVELS_VDDCI)), | |
1064 | "Too many voltage values for VDDCI. Trimming to fit state table.", | |
1065 | fiji_trim_voltage_table_to_fit_state_table(hwmgr, | |
1066 | SMU73_MAX_LEVELS_VDDCI, &(data->vddci_voltage_table))); | |
1067 | ||
1068 | PP_ASSERT_WITH_CODE( | |
1069 | (data->mvdd_voltage_table.count <= (SMU73_MAX_LEVELS_MVDD)), | |
1070 | "Too many voltage values for MVDD. Trimming to fit state table.", | |
1071 | fiji_trim_voltage_table_to_fit_state_table(hwmgr, | |
1072 | SMU73_MAX_LEVELS_MVDD, &(data->mvdd_voltage_table))); | |
1073 | ||
1074 | return 0; | |
1075 | } | |
1076 | ||
1077 | static int fiji_initialize_mc_reg_table(struct pp_hwmgr *hwmgr) | |
1078 | { | |
1079 | /* Program additional LP registers | |
1080 | * that are no longer programmed by VBIOS | |
1081 | */ | |
1082 | cgs_write_register(hwmgr->device, mmMC_SEQ_RAS_TIMING_LP, | |
1083 | cgs_read_register(hwmgr->device, mmMC_SEQ_RAS_TIMING)); | |
1084 | cgs_write_register(hwmgr->device, mmMC_SEQ_CAS_TIMING_LP, | |
1085 | cgs_read_register(hwmgr->device, mmMC_SEQ_CAS_TIMING)); | |
1086 | cgs_write_register(hwmgr->device, mmMC_SEQ_MISC_TIMING2_LP, | |
1087 | cgs_read_register(hwmgr->device, mmMC_SEQ_MISC_TIMING2)); | |
1088 | cgs_write_register(hwmgr->device, mmMC_SEQ_WR_CTL_D1_LP, | |
1089 | cgs_read_register(hwmgr->device, mmMC_SEQ_WR_CTL_D1)); | |
1090 | cgs_write_register(hwmgr->device, mmMC_SEQ_RD_CTL_D0_LP, | |
1091 | cgs_read_register(hwmgr->device, mmMC_SEQ_RD_CTL_D0)); | |
1092 | cgs_write_register(hwmgr->device, mmMC_SEQ_RD_CTL_D1_LP, | |
1093 | cgs_read_register(hwmgr->device, mmMC_SEQ_RD_CTL_D1)); | |
1094 | cgs_write_register(hwmgr->device, mmMC_SEQ_PMG_TIMING_LP, | |
1095 | cgs_read_register(hwmgr->device, mmMC_SEQ_PMG_TIMING)); | |
1096 | ||
1097 | return 0; | |
1098 | } | |
1099 | ||
1100 | /** | |
1101 | * Programs static screed detection parameters | |
1102 | * | |
1103 | * @param hwmgr the address of the powerplay hardware manager. | |
1104 | * @return always 0 | |
1105 | */ | |
1106 | static int fiji_program_static_screen_threshold_parameters( | |
1107 | struct pp_hwmgr *hwmgr) | |
1108 | { | |
1109 | struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
1110 | ||
1111 | /* Set static screen threshold unit */ | |
1112 | PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, | |
1113 | CG_STATIC_SCREEN_PARAMETER, STATIC_SCREEN_THRESHOLD_UNIT, | |
1114 | data->static_screen_threshold_unit); | |
1115 | /* Set static screen threshold */ | |
1116 | PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, | |
1117 | CG_STATIC_SCREEN_PARAMETER, STATIC_SCREEN_THRESHOLD, | |
1118 | data->static_screen_threshold); | |
1119 | ||
1120 | return 0; | |
1121 | } | |
1122 | ||
1123 | /** | |
1124 | * Setup display gap for glitch free memory clock switching. | |
1125 | * | |
1126 | * @param hwmgr the address of the powerplay hardware manager. | |
1127 | * @return always 0 | |
1128 | */ | |
1129 | static int fiji_enable_display_gap(struct pp_hwmgr *hwmgr) | |
1130 | { | |
1131 | uint32_t displayGap = | |
1132 | cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC, | |
1133 | ixCG_DISPLAY_GAP_CNTL); | |
1134 | ||
1135 | displayGap = PHM_SET_FIELD(displayGap, CG_DISPLAY_GAP_CNTL, | |
1136 | DISP_GAP, DISPLAY_GAP_IGNORE); | |
1137 | ||
1138 | displayGap = PHM_SET_FIELD(displayGap, CG_DISPLAY_GAP_CNTL, | |
1139 | DISP_GAP_MCHG, DISPLAY_GAP_VBLANK); | |
1140 | ||
1141 | cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, | |
1142 | ixCG_DISPLAY_GAP_CNTL, displayGap); | |
1143 | ||
1144 | return 0; | |
1145 | } | |
1146 | ||
1147 | /** | |
1148 | * Programs activity state transition voting clients | |
1149 | * | |
1150 | * @param hwmgr the address of the powerplay hardware manager. | |
1151 | * @return always 0 | |
1152 | */ | |
1153 | static int fiji_program_voting_clients(struct pp_hwmgr *hwmgr) | |
1154 | { | |
1155 | struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
1156 | ||
1157 | /* Clear reset for voting clients before enabling DPM */ | |
1158 | PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, | |
1159 | SCLK_PWRMGT_CNTL, RESET_SCLK_CNT, 0); | |
1160 | PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, | |
1161 | SCLK_PWRMGT_CNTL, RESET_BUSY_CNT, 0); | |
1162 | ||
1163 | cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, | |
1164 | ixCG_FREQ_TRAN_VOTING_0, data->voting_rights_clients0); | |
1165 | cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, | |
1166 | ixCG_FREQ_TRAN_VOTING_1, data->voting_rights_clients1); | |
1167 | cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, | |
1168 | ixCG_FREQ_TRAN_VOTING_2, data->voting_rights_clients2); | |
1169 | cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, | |
1170 | ixCG_FREQ_TRAN_VOTING_3, data->voting_rights_clients3); | |
1171 | cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, | |
1172 | ixCG_FREQ_TRAN_VOTING_4, data->voting_rights_clients4); | |
1173 | cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, | |
1174 | ixCG_FREQ_TRAN_VOTING_5, data->voting_rights_clients5); | |
1175 | cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, | |
1176 | ixCG_FREQ_TRAN_VOTING_6, data->voting_rights_clients6); | |
1177 | cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, | |
1178 | ixCG_FREQ_TRAN_VOTING_7, data->voting_rights_clients7); | |
1179 | ||
1180 | return 0; | |
1181 | } | |
1182 | ||
1183 | /** | |
1184 | * Get the location of various tables inside the FW image. | |
1185 | * | |
1186 | * @param hwmgr the address of the powerplay hardware manager. | |
1187 | * @return always 0 | |
1188 | */ | |
1189 | static int fiji_process_firmware_header(struct pp_hwmgr *hwmgr) | |
1190 | { | |
1191 | struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
1192 | struct fiji_smumgr *smu_data = (struct fiji_smumgr *)(hwmgr->smumgr->backend); | |
1193 | uint32_t tmp; | |
1194 | int result; | |
1195 | bool error = false; | |
1196 | ||
1197 | result = fiji_read_smc_sram_dword(hwmgr->smumgr, | |
1198 | SMU7_FIRMWARE_HEADER_LOCATION + | |
1199 | offsetof(SMU73_Firmware_Header, DpmTable), | |
1200 | &tmp, data->sram_end); | |
1201 | ||
1202 | if (0 == result) | |
1203 | data->dpm_table_start = tmp; | |
1204 | ||
1205 | error |= (0 != result); | |
1206 | ||
1207 | result = fiji_read_smc_sram_dword(hwmgr->smumgr, | |
1208 | SMU7_FIRMWARE_HEADER_LOCATION + | |
1209 | offsetof(SMU73_Firmware_Header, SoftRegisters), | |
1210 | &tmp, data->sram_end); | |
1211 | ||
1212 | if (!result) { | |
1213 | data->soft_regs_start = tmp; | |
1214 | smu_data->soft_regs_start = tmp; | |
1215 | } | |
1216 | ||
1217 | error |= (0 != result); | |
1218 | ||
1219 | result = fiji_read_smc_sram_dword(hwmgr->smumgr, | |
1220 | SMU7_FIRMWARE_HEADER_LOCATION + | |
1221 | offsetof(SMU73_Firmware_Header, mcRegisterTable), | |
1222 | &tmp, data->sram_end); | |
1223 | ||
1224 | if (!result) | |
1225 | data->mc_reg_table_start = tmp; | |
1226 | ||
1227 | result = fiji_read_smc_sram_dword(hwmgr->smumgr, | |
1228 | SMU7_FIRMWARE_HEADER_LOCATION + | |
1229 | offsetof(SMU73_Firmware_Header, FanTable), | |
1230 | &tmp, data->sram_end); | |
1231 | ||
1232 | if (!result) | |
1233 | data->fan_table_start = tmp; | |
1234 | ||
1235 | error |= (0 != result); | |
1236 | ||
1237 | result = fiji_read_smc_sram_dword(hwmgr->smumgr, | |
1238 | SMU7_FIRMWARE_HEADER_LOCATION + | |
1239 | offsetof(SMU73_Firmware_Header, mcArbDramTimingTable), | |
1240 | &tmp, data->sram_end); | |
1241 | ||
1242 | if (!result) | |
1243 | data->arb_table_start = tmp; | |
1244 | ||
1245 | error |= (0 != result); | |
1246 | ||
1247 | result = fiji_read_smc_sram_dword(hwmgr->smumgr, | |
1248 | SMU7_FIRMWARE_HEADER_LOCATION + | |
1249 | offsetof(SMU73_Firmware_Header, Version), | |
1250 | &tmp, data->sram_end); | |
1251 | ||
1252 | if (!result) | |
1253 | hwmgr->microcode_version_info.SMC = tmp; | |
1254 | ||
1255 | error |= (0 != result); | |
1256 | ||
1257 | return error ? -1 : 0; | |
1258 | } | |
1259 | ||
1260 | /* Copy one arb setting to another and then switch the active set. | |
1261 | * arb_src and arb_dest is one of the MC_CG_ARB_FREQ_Fx constants. | |
1262 | */ | |
1263 | static int fiji_copy_and_switch_arb_sets(struct pp_hwmgr *hwmgr, | |
1264 | uint32_t arb_src, uint32_t arb_dest) | |
1265 | { | |
1266 | uint32_t mc_arb_dram_timing; | |
1267 | uint32_t mc_arb_dram_timing2; | |
1268 | uint32_t burst_time; | |
1269 | uint32_t mc_cg_config; | |
1270 | ||
1271 | switch (arb_src) { | |
1272 | case MC_CG_ARB_FREQ_F0: | |
1273 | mc_arb_dram_timing = cgs_read_register(hwmgr->device, mmMC_ARB_DRAM_TIMING); | |
1274 | mc_arb_dram_timing2 = cgs_read_register(hwmgr->device, mmMC_ARB_DRAM_TIMING2); | |
1275 | burst_time = PHM_READ_FIELD(hwmgr->device, MC_ARB_BURST_TIME, STATE0); | |
1276 | break; | |
1277 | case MC_CG_ARB_FREQ_F1: | |
1278 | mc_arb_dram_timing = cgs_read_register(hwmgr->device, mmMC_ARB_DRAM_TIMING_1); | |
1279 | mc_arb_dram_timing2 = cgs_read_register(hwmgr->device, mmMC_ARB_DRAM_TIMING2_1); | |
1280 | burst_time = PHM_READ_FIELD(hwmgr->device, MC_ARB_BURST_TIME, STATE1); | |
1281 | break; | |
1282 | default: | |
1283 | return -EINVAL; | |
1284 | } | |
1285 | ||
1286 | switch (arb_dest) { | |
1287 | case MC_CG_ARB_FREQ_F0: | |
1288 | cgs_write_register(hwmgr->device, mmMC_ARB_DRAM_TIMING, mc_arb_dram_timing); | |
1289 | cgs_write_register(hwmgr->device, mmMC_ARB_DRAM_TIMING2, mc_arb_dram_timing2); | |
1290 | PHM_WRITE_FIELD(hwmgr->device, MC_ARB_BURST_TIME, STATE0, burst_time); | |
1291 | break; | |
1292 | case MC_CG_ARB_FREQ_F1: | |
1293 | cgs_write_register(hwmgr->device, mmMC_ARB_DRAM_TIMING_1, mc_arb_dram_timing); | |
1294 | cgs_write_register(hwmgr->device, mmMC_ARB_DRAM_TIMING2_1, mc_arb_dram_timing2); | |
1295 | PHM_WRITE_FIELD(hwmgr->device, MC_ARB_BURST_TIME, STATE1, burst_time); | |
1296 | break; | |
1297 | default: | |
1298 | return -EINVAL; | |
1299 | } | |
1300 | ||
1301 | mc_cg_config = cgs_read_register(hwmgr->device, mmMC_CG_CONFIG); | |
1302 | mc_cg_config |= 0x0000000F; | |
1303 | cgs_write_register(hwmgr->device, mmMC_CG_CONFIG, mc_cg_config); | |
1304 | PHM_WRITE_FIELD(hwmgr->device, MC_ARB_CG, CG_ARB_REQ, arb_dest); | |
1305 | ||
1306 | return 0; | |
1307 | } | |
1308 | ||
1309 | /** | |
1310 | * Initial switch from ARB F0->F1 | |
1311 | * | |
1312 | * @param hwmgr the address of the powerplay hardware manager. | |
1313 | * @return always 0 | |
1314 | * This function is to be called from the SetPowerState table. | |
1315 | */ | |
1316 | static int fiji_initial_switch_from_arbf0_to_f1(struct pp_hwmgr *hwmgr) | |
1317 | { | |
1318 | return fiji_copy_and_switch_arb_sets(hwmgr, | |
1319 | MC_CG_ARB_FREQ_F0, MC_CG_ARB_FREQ_F1); | |
1320 | } | |
1321 | ||
1322 | static int fiji_reset_single_dpm_table(struct pp_hwmgr *hwmgr, | |
1323 | struct fiji_single_dpm_table *dpm_table, uint32_t count) | |
1324 | { | |
1325 | int i; | |
1326 | PP_ASSERT_WITH_CODE(count <= MAX_REGULAR_DPM_NUMBER, | |
1327 | "Fatal error, can not set up single DPM table entries " | |
1328 | "to exceed max number!",); | |
1329 | ||
1330 | dpm_table->count = count; | |
1331 | for (i = 0; i < MAX_REGULAR_DPM_NUMBER; i++) | |
1332 | dpm_table->dpm_levels[i].enabled = false; | |
1333 | ||
1334 | return 0; | |
1335 | } | |
1336 | ||
1337 | static void fiji_setup_pcie_table_entry( | |
1338 | struct fiji_single_dpm_table *dpm_table, | |
1339 | uint32_t index, uint32_t pcie_gen, | |
1340 | uint32_t pcie_lanes) | |
1341 | { | |
1342 | dpm_table->dpm_levels[index].value = pcie_gen; | |
1343 | dpm_table->dpm_levels[index].param1 = pcie_lanes; | |
1344 | dpm_table->dpm_levels[index].enabled = 1; | |
1345 | } | |
1346 | ||
1347 | static int fiji_setup_default_pcie_table(struct pp_hwmgr *hwmgr) | |
1348 | { | |
1349 | struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
1350 | struct phm_ppt_v1_information *table_info = | |
1351 | (struct phm_ppt_v1_information *)(hwmgr->pptable); | |
1352 | struct phm_ppt_v1_pcie_table *pcie_table = table_info->pcie_table; | |
1353 | uint32_t i, max_entry; | |
1354 | ||
1355 | PP_ASSERT_WITH_CODE((data->use_pcie_performance_levels || | |
1356 | data->use_pcie_power_saving_levels), "No pcie performance levels!", | |
1357 | return -EINVAL); | |
1358 | ||
1359 | if (data->use_pcie_performance_levels && | |
1360 | !data->use_pcie_power_saving_levels) { | |
1361 | data->pcie_gen_power_saving = data->pcie_gen_performance; | |
1362 | data->pcie_lane_power_saving = data->pcie_lane_performance; | |
1363 | } else if (!data->use_pcie_performance_levels && | |
1364 | data->use_pcie_power_saving_levels) { | |
1365 | data->pcie_gen_performance = data->pcie_gen_power_saving; | |
1366 | data->pcie_lane_performance = data->pcie_lane_power_saving; | |
1367 | } | |
1368 | ||
1369 | fiji_reset_single_dpm_table(hwmgr, | |
1370 | &data->dpm_table.pcie_speed_table, SMU73_MAX_LEVELS_LINK); | |
1371 | ||
1372 | if (pcie_table != NULL) { | |
1373 | /* max_entry is used to make sure we reserve one PCIE level | |
1374 | * for boot level (fix for A+A PSPP issue). | |
1375 | * If PCIE table from PPTable have ULV entry + 8 entries, | |
1376 | * then ignore the last entry.*/ | |
1377 | max_entry = (SMU73_MAX_LEVELS_LINK < pcie_table->count) ? | |
1378 | SMU73_MAX_LEVELS_LINK : pcie_table->count; | |
1379 | for (i = 1; i < max_entry; i++) { | |
1380 | fiji_setup_pcie_table_entry(&data->dpm_table.pcie_speed_table, i - 1, | |
1381 | get_pcie_gen_support(data->pcie_gen_cap, | |
1382 | pcie_table->entries[i].gen_speed), | |
1383 | get_pcie_lane_support(data->pcie_lane_cap, | |
1384 | pcie_table->entries[i].lane_width)); | |
1385 | } | |
1386 | data->dpm_table.pcie_speed_table.count = max_entry - 1; | |
1387 | } else { | |
1388 | /* Hardcode Pcie Table */ | |
1389 | fiji_setup_pcie_table_entry(&data->dpm_table.pcie_speed_table, 0, | |
1390 | get_pcie_gen_support(data->pcie_gen_cap, | |
1391 | PP_Min_PCIEGen), | |
1392 | get_pcie_lane_support(data->pcie_lane_cap, | |
1393 | PP_Max_PCIELane)); | |
1394 | fiji_setup_pcie_table_entry(&data->dpm_table.pcie_speed_table, 1, | |
1395 | get_pcie_gen_support(data->pcie_gen_cap, | |
1396 | PP_Min_PCIEGen), | |
1397 | get_pcie_lane_support(data->pcie_lane_cap, | |
1398 | PP_Max_PCIELane)); | |
1399 | fiji_setup_pcie_table_entry(&data->dpm_table.pcie_speed_table, 2, | |
1400 | get_pcie_gen_support(data->pcie_gen_cap, | |
1401 | PP_Max_PCIEGen), | |
1402 | get_pcie_lane_support(data->pcie_lane_cap, | |
1403 | PP_Max_PCIELane)); | |
1404 | fiji_setup_pcie_table_entry(&data->dpm_table.pcie_speed_table, 3, | |
1405 | get_pcie_gen_support(data->pcie_gen_cap, | |
1406 | PP_Max_PCIEGen), | |
1407 | get_pcie_lane_support(data->pcie_lane_cap, | |
1408 | PP_Max_PCIELane)); | |
1409 | fiji_setup_pcie_table_entry(&data->dpm_table.pcie_speed_table, 4, | |
1410 | get_pcie_gen_support(data->pcie_gen_cap, | |
1411 | PP_Max_PCIEGen), | |
1412 | get_pcie_lane_support(data->pcie_lane_cap, | |
1413 | PP_Max_PCIELane)); | |
1414 | fiji_setup_pcie_table_entry(&data->dpm_table.pcie_speed_table, 5, | |
1415 | get_pcie_gen_support(data->pcie_gen_cap, | |
1416 | PP_Max_PCIEGen), | |
1417 | get_pcie_lane_support(data->pcie_lane_cap, | |
1418 | PP_Max_PCIELane)); | |
1419 | ||
1420 | data->dpm_table.pcie_speed_table.count = 6; | |
1421 | } | |
1422 | /* Populate last level for boot PCIE level, but do not increment count. */ | |
1423 | fiji_setup_pcie_table_entry(&data->dpm_table.pcie_speed_table, | |
1424 | data->dpm_table.pcie_speed_table.count, | |
1425 | get_pcie_gen_support(data->pcie_gen_cap, | |
1426 | PP_Min_PCIEGen), | |
1427 | get_pcie_lane_support(data->pcie_lane_cap, | |
1428 | PP_Max_PCIELane)); | |
1429 | ||
1430 | return 0; | |
1431 | } | |
1432 | ||
1433 | /* | |
1434 | * This function is to initalize all DPM state tables | |
1435 | * for SMU7 based on the dependency table. | |
1436 | * Dynamic state patching function will then trim these | |
1437 | * state tables to the allowed range based | |
1438 | * on the power policy or external client requests, | |
1439 | * such as UVD request, etc. | |
1440 | */ | |
1441 | static int fiji_setup_default_dpm_tables(struct pp_hwmgr *hwmgr) | |
1442 | { | |
1443 | struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
1444 | struct phm_ppt_v1_information *table_info = | |
1445 | (struct phm_ppt_v1_information *)(hwmgr->pptable); | |
1446 | uint32_t i; | |
1447 | ||
1448 | struct phm_ppt_v1_clock_voltage_dependency_table *dep_sclk_table = | |
1449 | table_info->vdd_dep_on_sclk; | |
1450 | struct phm_ppt_v1_clock_voltage_dependency_table *dep_mclk_table = | |
1451 | table_info->vdd_dep_on_mclk; | |
1452 | ||
1453 | PP_ASSERT_WITH_CODE(dep_sclk_table != NULL, | |
1454 | "SCLK dependency table is missing. This table is mandatory", | |
1455 | return -EINVAL); | |
1456 | PP_ASSERT_WITH_CODE(dep_sclk_table->count >= 1, | |
1457 | "SCLK dependency table has to have is missing. " | |
1458 | "This table is mandatory", | |
1459 | return -EINVAL); | |
1460 | ||
1461 | PP_ASSERT_WITH_CODE(dep_mclk_table != NULL, | |
1462 | "MCLK dependency table is missing. This table is mandatory", | |
1463 | return -EINVAL); | |
1464 | PP_ASSERT_WITH_CODE(dep_mclk_table->count >= 1, | |
1465 | "MCLK dependency table has to have is missing. " | |
1466 | "This table is mandatory", | |
1467 | return -EINVAL); | |
1468 | ||
1469 | /* clear the state table to reset everything to default */ | |
1470 | fiji_reset_single_dpm_table(hwmgr, | |
1471 | &data->dpm_table.sclk_table, SMU73_MAX_LEVELS_GRAPHICS); | |
1472 | fiji_reset_single_dpm_table(hwmgr, | |
1473 | &data->dpm_table.mclk_table, SMU73_MAX_LEVELS_MEMORY); | |
1474 | ||
1475 | /* Initialize Sclk DPM table based on allow Sclk values */ | |
1476 | data->dpm_table.sclk_table.count = 0; | |
1477 | for (i = 0; i < dep_sclk_table->count; i++) { | |
1478 | if (i == 0 || data->dpm_table.sclk_table.dpm_levels | |
1479 | [data->dpm_table.sclk_table.count - 1].value != | |
1480 | dep_sclk_table->entries[i].clk) { | |
1481 | data->dpm_table.sclk_table.dpm_levels | |
1482 | [data->dpm_table.sclk_table.count].value = | |
1483 | dep_sclk_table->entries[i].clk; | |
1484 | data->dpm_table.sclk_table.dpm_levels | |
1485 | [data->dpm_table.sclk_table.count].enabled = | |
1486 | (i == 0) ? true : false; | |
1487 | data->dpm_table.sclk_table.count++; | |
1488 | } | |
1489 | } | |
1490 | ||
1491 | /* Initialize Mclk DPM table based on allow Mclk values */ | |
1492 | data->dpm_table.mclk_table.count = 0; | |
1493 | for (i=0; i<dep_mclk_table->count; i++) { | |
1494 | if ( i==0 || data->dpm_table.mclk_table.dpm_levels | |
1495 | [data->dpm_table.mclk_table.count - 1].value != | |
1496 | dep_mclk_table->entries[i].clk) { | |
1497 | data->dpm_table.mclk_table.dpm_levels | |
1498 | [data->dpm_table.mclk_table.count].value = | |
1499 | dep_mclk_table->entries[i].clk; | |
1500 | data->dpm_table.mclk_table.dpm_levels | |
1501 | [data->dpm_table.mclk_table.count].enabled = | |
1502 | (i == 0) ? true : false; | |
1503 | data->dpm_table.mclk_table.count++; | |
1504 | } | |
1505 | } | |
1506 | ||
1507 | /* setup PCIE gen speed levels */ | |
1508 | fiji_setup_default_pcie_table(hwmgr); | |
1509 | ||
1510 | /* save a copy of the default DPM table */ | |
1511 | memcpy(&(data->golden_dpm_table), &(data->dpm_table), | |
1512 | sizeof(struct fiji_dpm_table)); | |
1513 | ||
1514 | return 0; | |
1515 | } | |
1516 | ||
1517 | /** | |
1518 | * @brief PhwFiji_GetVoltageOrder | |
1519 | * Returns index of requested voltage record in lookup(table) | |
1520 | * @param lookup_table - lookup list to search in | |
1521 | * @param voltage - voltage to look for | |
1522 | * @return 0 on success | |
1523 | */ | |
1524 | uint8_t fiji_get_voltage_index( | |
1525 | struct phm_ppt_v1_voltage_lookup_table *lookup_table, uint16_t voltage) | |
1526 | { | |
1527 | uint8_t count = (uint8_t) (lookup_table->count); | |
1528 | uint8_t i; | |
1529 | ||
1530 | PP_ASSERT_WITH_CODE((NULL != lookup_table), | |
1531 | "Lookup Table empty.", return 0); | |
1532 | PP_ASSERT_WITH_CODE((0 != count), | |
1533 | "Lookup Table empty.", return 0); | |
1534 | ||
1535 | for (i = 0; i < lookup_table->count; i++) { | |
1536 | /* find first voltage equal or bigger than requested */ | |
1537 | if (lookup_table->entries[i].us_vdd >= voltage) | |
1538 | return i; | |
1539 | } | |
1540 | /* voltage is bigger than max voltage in the table */ | |
1541 | return i - 1; | |
1542 | } | |
1543 | ||
1544 | /** | |
1545 | * Preparation of vddc and vddgfx CAC tables for SMC. | |
1546 | * | |
1547 | * @param hwmgr the address of the hardware manager | |
1548 | * @param table the SMC DPM table structure to be populated | |
1549 | * @return always 0 | |
1550 | */ | |
1551 | static int fiji_populate_cac_table(struct pp_hwmgr *hwmgr, | |
1552 | struct SMU73_Discrete_DpmTable *table) | |
1553 | { | |
1554 | uint32_t count; | |
1555 | uint8_t index; | |
1556 | int result = 0; | |
1557 | struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
1558 | struct phm_ppt_v1_information *table_info = | |
1559 | (struct phm_ppt_v1_information *)(hwmgr->pptable); | |
1560 | struct phm_ppt_v1_voltage_lookup_table *lookup_table = | |
1561 | table_info->vddc_lookup_table; | |
1562 | /* tables is already swapped, so in order to use the value from it, | |
1563 | * we need to swap it back. | |
1564 | * We are populating vddc CAC data to BapmVddc table | |
1565 | * in split and merged mode | |
1566 | */ | |
1567 | for( count = 0; count<lookup_table->count; count++) { | |
1568 | index = fiji_get_voltage_index(lookup_table, | |
1569 | data->vddc_voltage_table.entries[count].value); | |
1570 | table->BapmVddcVidLoSidd[count] = (uint8_t) ((6200 - | |
1571 | (lookup_table->entries[index].us_cac_low * | |
1572 | VOLTAGE_SCALE)) / 25); | |
1573 | table->BapmVddcVidHiSidd[count] = (uint8_t) ((6200 - | |
1574 | (lookup_table->entries[index].us_cac_high * | |
1575 | VOLTAGE_SCALE)) / 25); | |
1576 | } | |
1577 | ||
1578 | return result; | |
1579 | } | |
1580 | ||
1581 | /** | |
1582 | * Preparation of voltage tables for SMC. | |
1583 | * | |
1584 | * @param hwmgr the address of the hardware manager | |
1585 | * @param table the SMC DPM table structure to be populated | |
1586 | * @return always 0 | |
1587 | */ | |
1588 | ||
1589 | int fiji_populate_smc_voltage_tables(struct pp_hwmgr *hwmgr, | |
1590 | struct SMU73_Discrete_DpmTable *table) | |
1591 | { | |
1592 | int result; | |
1593 | ||
1594 | result = fiji_populate_cac_table(hwmgr, table); | |
1595 | PP_ASSERT_WITH_CODE(0 == result, | |
1596 | "can not populate CAC voltage tables to SMC", | |
1597 | return -EINVAL); | |
1598 | ||
1599 | return 0; | |
1600 | } | |
1601 | ||
1602 | static int fiji_populate_ulv_level(struct pp_hwmgr *hwmgr, | |
1603 | struct SMU73_Discrete_Ulv *state) | |
1604 | { | |
1605 | int result = 0; | |
1606 | struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
1607 | struct phm_ppt_v1_information *table_info = | |
1608 | (struct phm_ppt_v1_information *)(hwmgr->pptable); | |
1609 | ||
1610 | state->CcPwrDynRm = 0; | |
1611 | state->CcPwrDynRm1 = 0; | |
1612 | ||
1613 | state->VddcOffset = (uint16_t) table_info->us_ulv_voltage_offset; | |
1614 | state->VddcOffsetVid = (uint8_t)( table_info->us_ulv_voltage_offset * | |
1615 | VOLTAGE_VID_OFFSET_SCALE2 / VOLTAGE_VID_OFFSET_SCALE1 ); | |
1616 | ||
1617 | state->VddcPhase = (data->vddc_phase_shed_control) ? 0 : 1; | |
1618 | ||
1619 | if (!result) { | |
1620 | CONVERT_FROM_HOST_TO_SMC_UL(state->CcPwrDynRm); | |
1621 | CONVERT_FROM_HOST_TO_SMC_UL(state->CcPwrDynRm1); | |
1622 | CONVERT_FROM_HOST_TO_SMC_US(state->VddcOffset); | |
1623 | } | |
1624 | return result; | |
1625 | } | |
1626 | ||
1627 | static int fiji_populate_ulv_state(struct pp_hwmgr *hwmgr, | |
1628 | struct SMU73_Discrete_DpmTable *table) | |
1629 | { | |
1630 | return fiji_populate_ulv_level(hwmgr, &table->Ulv); | |
1631 | } | |
1632 | ||
1633 | static int32_t fiji_get_dpm_level_enable_mask_value( | |
1634 | struct fiji_single_dpm_table* dpm_table) | |
1635 | { | |
1636 | int32_t i; | |
1637 | int32_t mask = 0; | |
1638 | ||
1639 | for (i = dpm_table->count; i > 0; i--) { | |
1640 | mask = mask << 1; | |
1641 | if (dpm_table->dpm_levels[i - 1].enabled) | |
1642 | mask |= 0x1; | |
1643 | else | |
1644 | mask &= 0xFFFFFFFE; | |
1645 | } | |
1646 | return mask; | |
1647 | } | |
1648 | ||
1649 | static int fiji_populate_smc_link_level(struct pp_hwmgr *hwmgr, | |
1650 | struct SMU73_Discrete_DpmTable *table) | |
1651 | { | |
1652 | struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
1653 | struct fiji_dpm_table *dpm_table = &data->dpm_table; | |
1654 | int i; | |
1655 | ||
1656 | /* Index (dpm_table->pcie_speed_table.count) | |
1657 | * is reserved for PCIE boot level. */ | |
1658 | for (i = 0; i <= dpm_table->pcie_speed_table.count; i++) { | |
1659 | table->LinkLevel[i].PcieGenSpeed = | |
1660 | (uint8_t)dpm_table->pcie_speed_table.dpm_levels[i].value; | |
1661 | table->LinkLevel[i].PcieLaneCount = (uint8_t)encode_pcie_lane_width( | |
1662 | dpm_table->pcie_speed_table.dpm_levels[i].param1); | |
1663 | table->LinkLevel[i].EnabledForActivity = 1; | |
1664 | table->LinkLevel[i].SPC = (uint8_t)(data->pcie_spc_cap & 0xff); | |
1665 | table->LinkLevel[i].DownThreshold = PP_HOST_TO_SMC_UL(5); | |
1666 | table->LinkLevel[i].UpThreshold = PP_HOST_TO_SMC_UL(30); | |
1667 | } | |
1668 | ||
1669 | data->smc_state_table.LinkLevelCount = | |
1670 | (uint8_t)dpm_table->pcie_speed_table.count; | |
1671 | data->dpm_level_enable_mask.pcie_dpm_enable_mask = | |
1672 | fiji_get_dpm_level_enable_mask_value(&dpm_table->pcie_speed_table); | |
1673 | ||
1674 | return 0; | |
1675 | } | |
1676 | ||
1677 | /** | |
1678 | * Calculates the SCLK dividers using the provided engine clock | |
1679 | * | |
1680 | * @param hwmgr the address of the hardware manager | |
1681 | * @param clock the engine clock to use to populate the structure | |
1682 | * @param sclk the SMC SCLK structure to be populated | |
1683 | */ | |
1684 | static int fiji_calculate_sclk_params(struct pp_hwmgr *hwmgr, | |
1685 | uint32_t clock, struct SMU73_Discrete_GraphicsLevel *sclk) | |
1686 | { | |
1687 | const struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
1688 | struct pp_atomctrl_clock_dividers_vi dividers; | |
1689 | uint32_t spll_func_cntl = data->clock_registers.vCG_SPLL_FUNC_CNTL; | |
1690 | uint32_t spll_func_cntl_3 = data->clock_registers.vCG_SPLL_FUNC_CNTL_3; | |
1691 | uint32_t spll_func_cntl_4 = data->clock_registers.vCG_SPLL_FUNC_CNTL_4; | |
1692 | uint32_t cg_spll_spread_spectrum = data->clock_registers.vCG_SPLL_SPREAD_SPECTRUM; | |
1693 | uint32_t cg_spll_spread_spectrum_2 = data->clock_registers.vCG_SPLL_SPREAD_SPECTRUM_2; | |
1694 | uint32_t ref_clock; | |
1695 | uint32_t ref_divider; | |
1696 | uint32_t fbdiv; | |
1697 | int result; | |
1698 | ||
1699 | /* get the engine clock dividers for this clock value */ | |
1700 | result = atomctrl_get_engine_pll_dividers_vi(hwmgr, clock, ÷rs); | |
1701 | ||
1702 | PP_ASSERT_WITH_CODE(result == 0, | |
1703 | "Error retrieving Engine Clock dividers from VBIOS.", | |
1704 | return result); | |
1705 | ||
1706 | /* To get FBDIV we need to multiply this by 16384 and divide it by Fref. */ | |
1707 | ref_clock = atomctrl_get_reference_clock(hwmgr); | |
1708 | ref_divider = 1 + dividers.uc_pll_ref_div; | |
1709 | ||
1710 | /* low 14 bits is fraction and high 12 bits is divider */ | |
1711 | fbdiv = dividers.ul_fb_div.ul_fb_divider & 0x3FFFFFF; | |
1712 | ||
1713 | /* SPLL_FUNC_CNTL setup */ | |
1714 | spll_func_cntl = PHM_SET_FIELD(spll_func_cntl, CG_SPLL_FUNC_CNTL, | |
1715 | SPLL_REF_DIV, dividers.uc_pll_ref_div); | |
1716 | spll_func_cntl = PHM_SET_FIELD(spll_func_cntl, CG_SPLL_FUNC_CNTL, | |
1717 | SPLL_PDIV_A, dividers.uc_pll_post_div); | |
1718 | ||
1719 | /* SPLL_FUNC_CNTL_3 setup*/ | |
1720 | spll_func_cntl_3 = PHM_SET_FIELD(spll_func_cntl_3, CG_SPLL_FUNC_CNTL_3, | |
1721 | SPLL_FB_DIV, fbdiv); | |
1722 | ||
1723 | /* set to use fractional accumulation*/ | |
1724 | spll_func_cntl_3 = PHM_SET_FIELD(spll_func_cntl_3, CG_SPLL_FUNC_CNTL_3, | |
1725 | SPLL_DITHEN, 1); | |
1726 | ||
1727 | if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, | |
1728 | PHM_PlatformCaps_EngineSpreadSpectrumSupport)) { | |
1729 | struct pp_atomctrl_internal_ss_info ssInfo; | |
1730 | ||
1731 | uint32_t vco_freq = clock * dividers.uc_pll_post_div; | |
1732 | if (!atomctrl_get_engine_clock_spread_spectrum(hwmgr, | |
1733 | vco_freq, &ssInfo)) { | |
1734 | /* | |
1735 | * ss_info.speed_spectrum_percentage -- in unit of 0.01% | |
1736 | * ss_info.speed_spectrum_rate -- in unit of khz | |
1737 | * | |
1738 | * clks = reference_clock * 10 / (REFDIV + 1) / speed_spectrum_rate / 2 | |
1739 | */ | |
1740 | uint32_t clk_s = ref_clock * 5 / | |
1741 | (ref_divider * ssInfo.speed_spectrum_rate); | |
1742 | /* clkv = 2 * D * fbdiv / NS */ | |
1743 | uint32_t clk_v = 4 * ssInfo.speed_spectrum_percentage * | |
1744 | fbdiv / (clk_s * 10000); | |
1745 | ||
1746 | cg_spll_spread_spectrum = PHM_SET_FIELD(cg_spll_spread_spectrum, | |
1747 | CG_SPLL_SPREAD_SPECTRUM, CLKS, clk_s); | |
1748 | cg_spll_spread_spectrum = PHM_SET_FIELD(cg_spll_spread_spectrum, | |
1749 | CG_SPLL_SPREAD_SPECTRUM, SSEN, 1); | |
1750 | cg_spll_spread_spectrum_2 = PHM_SET_FIELD(cg_spll_spread_spectrum_2, | |
1751 | CG_SPLL_SPREAD_SPECTRUM_2, CLKV, clk_v); | |
1752 | } | |
1753 | } | |
1754 | ||
1755 | sclk->SclkFrequency = clock; | |
1756 | sclk->CgSpllFuncCntl3 = spll_func_cntl_3; | |
1757 | sclk->CgSpllFuncCntl4 = spll_func_cntl_4; | |
1758 | sclk->SpllSpreadSpectrum = cg_spll_spread_spectrum; | |
1759 | sclk->SpllSpreadSpectrum2 = cg_spll_spread_spectrum_2; | |
1760 | sclk->SclkDid = (uint8_t)dividers.pll_post_divider; | |
1761 | ||
1762 | return 0; | |
1763 | } | |
1764 | ||
1765 | static uint16_t fiji_find_closest_vddci(struct pp_hwmgr *hwmgr, uint16_t vddci) | |
1766 | { | |
1767 | uint32_t i; | |
1768 | struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
1769 | struct pp_atomctrl_voltage_table *vddci_table = | |
1770 | &(data->vddci_voltage_table); | |
1771 | ||
1772 | for (i = 0; i < vddci_table->count; i++) { | |
1773 | if (vddci_table->entries[i].value >= vddci) | |
1774 | return vddci_table->entries[i].value; | |
1775 | } | |
1776 | ||
1777 | PP_ASSERT_WITH_CODE(false, | |
1778 | "VDDCI is larger than max VDDCI in VDDCI Voltage Table!", | |
1779 | return vddci_table->entries[i].value); | |
1780 | } | |
1781 | ||
1782 | static int fiji_get_dependency_volt_by_clk(struct pp_hwmgr *hwmgr, | |
1783 | struct phm_ppt_v1_clock_voltage_dependency_table* dep_table, | |
1784 | uint32_t clock, SMU_VoltageLevel *voltage, uint32_t *mvdd) | |
1785 | { | |
1786 | uint32_t i; | |
1787 | uint16_t vddci; | |
1788 | struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
1789 | ||
1790 | *voltage = *mvdd = 0; | |
1791 | ||
1792 | /* clock - voltage dependency table is empty table */ | |
1793 | if (dep_table->count == 0) | |
1794 | return -EINVAL; | |
1795 | ||
1796 | for (i = 0; i < dep_table->count; i++) { | |
1797 | /* find first sclk bigger than request */ | |
1798 | if (dep_table->entries[i].clk >= clock) { | |
1799 | *voltage |= (dep_table->entries[i].vddc * | |
1800 | VOLTAGE_SCALE) << VDDC_SHIFT; | |
1801 | if (FIJI_VOLTAGE_CONTROL_NONE == data->vddci_control) | |
1802 | *voltage |= (data->vbios_boot_state.vddci_bootup_value * | |
1803 | VOLTAGE_SCALE) << VDDCI_SHIFT; | |
1804 | else if (dep_table->entries[i].vddci) | |
1805 | *voltage |= (dep_table->entries[i].vddci * | |
1806 | VOLTAGE_SCALE) << VDDCI_SHIFT; | |
1807 | else { | |
1808 | vddci = fiji_find_closest_vddci(hwmgr, | |
1809 | (dep_table->entries[i].vddc - | |
1810 | (uint16_t)data->vddc_vddci_delta)); | |
1811 | *voltage |= (vddci * VOLTAGE_SCALE) << VDDCI_SHIFT; | |
1812 | } | |
1813 | ||
1814 | if (FIJI_VOLTAGE_CONTROL_NONE == data->mvdd_control) | |
1815 | *mvdd = data->vbios_boot_state.mvdd_bootup_value * | |
1816 | VOLTAGE_SCALE; | |
1817 | else if (dep_table->entries[i].mvdd) | |
1818 | *mvdd = (uint32_t) dep_table->entries[i].mvdd * | |
1819 | VOLTAGE_SCALE; | |
1820 | ||
1821 | *voltage |= 1 << PHASES_SHIFT; | |
1822 | return 0; | |
1823 | } | |
1824 | } | |
1825 | ||
1826 | /* sclk is bigger than max sclk in the dependence table */ | |
1827 | *voltage |= (dep_table->entries[i - 1].vddc * VOLTAGE_SCALE) << VDDC_SHIFT; | |
1828 | ||
1829 | if (FIJI_VOLTAGE_CONTROL_NONE == data->vddci_control) | |
1830 | *voltage |= (data->vbios_boot_state.vddci_bootup_value * | |
1831 | VOLTAGE_SCALE) << VDDCI_SHIFT; | |
1832 | else if (dep_table->entries[i-1].vddci) { | |
1833 | vddci = fiji_find_closest_vddci(hwmgr, | |
1834 | (dep_table->entries[i].vddc - | |
1835 | (uint16_t)data->vddc_vddci_delta)); | |
1836 | *voltage |= (vddci * VOLTAGE_SCALE) << VDDCI_SHIFT; | |
1837 | } | |
1838 | ||
1839 | if (FIJI_VOLTAGE_CONTROL_NONE == data->mvdd_control) | |
1840 | *mvdd = data->vbios_boot_state.mvdd_bootup_value * VOLTAGE_SCALE; | |
1841 | else if (dep_table->entries[i].mvdd) | |
1842 | *mvdd = (uint32_t) dep_table->entries[i - 1].mvdd * VOLTAGE_SCALE; | |
1843 | ||
1844 | return 0; | |
1845 | } | |
1846 | /** | |
1847 | * Populates single SMC SCLK structure using the provided engine clock | |
1848 | * | |
1849 | * @param hwmgr the address of the hardware manager | |
1850 | * @param clock the engine clock to use to populate the structure | |
1851 | * @param sclk the SMC SCLK structure to be populated | |
1852 | */ | |
1853 | ||
1854 | static int fiji_populate_single_graphic_level(struct pp_hwmgr *hwmgr, | |
1855 | uint32_t clock, uint16_t sclk_al_threshold, | |
1856 | struct SMU73_Discrete_GraphicsLevel *level) | |
1857 | { | |
1858 | int result; | |
1859 | /* PP_Clocks minClocks; */ | |
1860 | uint32_t threshold, mvdd; | |
1861 | struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
1862 | struct phm_ppt_v1_information *table_info = | |
1863 | (struct phm_ppt_v1_information *)(hwmgr->pptable); | |
1864 | ||
1865 | result = fiji_calculate_sclk_params(hwmgr, clock, level); | |
1866 | ||
1867 | /* populate graphics levels */ | |
1868 | result = fiji_get_dependency_volt_by_clk(hwmgr, | |
1869 | table_info->vdd_dep_on_sclk, clock, | |
1870 | &level->MinVoltage, &mvdd); | |
1871 | PP_ASSERT_WITH_CODE((0 == result), | |
1872 | "can not find VDDC voltage value for " | |
1873 | "VDDC engine clock dependency table", | |
1874 | return result); | |
1875 | ||
1876 | level->SclkFrequency = clock; | |
1877 | level->ActivityLevel = sclk_al_threshold; | |
1878 | level->CcPwrDynRm = 0; | |
1879 | level->CcPwrDynRm1 = 0; | |
1880 | level->EnabledForActivity = 0; | |
1881 | level->EnabledForThrottle = 1; | |
1882 | level->UpHyst = 10; | |
1883 | level->DownHyst = 0; | |
1884 | level->VoltageDownHyst = 0; | |
1885 | level->PowerThrottle = 0; | |
1886 | ||
1887 | threshold = clock * data->fast_watermark_threshold / 100; | |
1888 | ||
1889 | /* | |
1890 | * TODO: get minimum clocks from dal configaration | |
1891 | * PECI_GetMinClockSettings(hwmgr->pPECI, &minClocks); | |
1892 | */ | |
1893 | /* data->DisplayTiming.minClockInSR = minClocks.engineClockInSR; */ | |
1894 | ||
1895 | /* get level->DeepSleepDivId | |
1896 | if (phm_cap_enabled(hwmgr->platformDescriptor.platformCaps, PHM_PlatformCaps_SclkDeepSleep)) | |
1897 | { | |
1898 | level->DeepSleepDivId = PhwFiji_GetSleepDividerIdFromClock(hwmgr, clock, minClocks.engineClockInSR); | |
1899 | } */ | |
1900 | ||
1901 | /* Default to slow, highest DPM level will be | |
1902 | * set to PPSMC_DISPLAY_WATERMARK_LOW later. | |
1903 | */ | |
1904 | level->DisplayWatermark = PPSMC_DISPLAY_WATERMARK_LOW; | |
1905 | ||
1906 | CONVERT_FROM_HOST_TO_SMC_UL(level->MinVoltage); | |
1907 | CONVERT_FROM_HOST_TO_SMC_UL(level->SclkFrequency); | |
1908 | CONVERT_FROM_HOST_TO_SMC_US(level->ActivityLevel); | |
1909 | CONVERT_FROM_HOST_TO_SMC_UL(level->CgSpllFuncCntl3); | |
1910 | CONVERT_FROM_HOST_TO_SMC_UL(level->CgSpllFuncCntl4); | |
1911 | CONVERT_FROM_HOST_TO_SMC_UL(level->SpllSpreadSpectrum); | |
1912 | CONVERT_FROM_HOST_TO_SMC_UL(level->SpllSpreadSpectrum2); | |
1913 | CONVERT_FROM_HOST_TO_SMC_UL(level->CcPwrDynRm); | |
1914 | CONVERT_FROM_HOST_TO_SMC_UL(level->CcPwrDynRm1); | |
1915 | ||
1916 | return 0; | |
1917 | } | |
1918 | /** | |
1919 | * Populates all SMC SCLK levels' structure based on the trimmed allowed dpm engine clock states | |
1920 | * | |
1921 | * @param hwmgr the address of the hardware manager | |
1922 | */ | |
1923 | static int fiji_populate_all_graphic_levels(struct pp_hwmgr *hwmgr) | |
1924 | { | |
1925 | struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
1926 | struct fiji_dpm_table *dpm_table = &data->dpm_table; | |
1927 | struct phm_ppt_v1_information *table_info = | |
1928 | (struct phm_ppt_v1_information *)(hwmgr->pptable); | |
1929 | struct phm_ppt_v1_pcie_table *pcie_table = table_info->pcie_table; | |
1930 | uint8_t pcie_entry_cnt = (uint8_t) data->dpm_table.pcie_speed_table.count; | |
1931 | int result = 0; | |
1932 | uint32_t array = data->dpm_table_start + | |
1933 | offsetof(SMU73_Discrete_DpmTable, GraphicsLevel); | |
1934 | uint32_t array_size = sizeof(struct SMU73_Discrete_GraphicsLevel) * | |
1935 | SMU73_MAX_LEVELS_GRAPHICS; | |
1936 | struct SMU73_Discrete_GraphicsLevel *levels = | |
1937 | data->smc_state_table.GraphicsLevel; | |
1938 | uint32_t i, max_entry; | |
1939 | uint8_t hightest_pcie_level_enabled = 0, | |
1940 | lowest_pcie_level_enabled = 0, | |
1941 | mid_pcie_level_enabled = 0, | |
1942 | count = 0; | |
1943 | ||
1944 | for (i = 0; i < dpm_table->sclk_table.count; i++) { | |
1945 | result = fiji_populate_single_graphic_level(hwmgr, | |
1946 | dpm_table->sclk_table.dpm_levels[i].value, | |
1947 | (uint16_t)data->activity_target[i], | |
1948 | &levels[i]); | |
1949 | if (result) | |
1950 | return result; | |
1951 | ||
1952 | /* Making sure only DPM level 0-1 have Deep Sleep Div ID populated. */ | |
1953 | if (i > 1) | |
1954 | levels[i].DeepSleepDivId = 0; | |
1955 | } | |
1956 | ||
1957 | /* Only enable level 0 for now.*/ | |
1958 | levels[0].EnabledForActivity = 1; | |
1959 | ||
1960 | /* set highest level watermark to high */ | |
1961 | levels[dpm_table->sclk_table.count - 1].DisplayWatermark = | |
1962 | PPSMC_DISPLAY_WATERMARK_HIGH; | |
1963 | ||
1964 | data->smc_state_table.GraphicsDpmLevelCount = | |
1965 | (uint8_t)dpm_table->sclk_table.count; | |
1966 | data->dpm_level_enable_mask.sclk_dpm_enable_mask = | |
1967 | fiji_get_dpm_level_enable_mask_value(&dpm_table->sclk_table); | |
1968 | ||
1969 | if (pcie_table != NULL) { | |
1970 | PP_ASSERT_WITH_CODE((1 <= pcie_entry_cnt), | |
1971 | "There must be 1 or more PCIE levels defined in PPTable.", | |
1972 | return -EINVAL); | |
1973 | max_entry = pcie_entry_cnt - 1; | |
1974 | for (i = 0; i < dpm_table->sclk_table.count; i++) | |
1975 | levels[i].pcieDpmLevel = | |
1976 | (uint8_t) ((i < max_entry)? i : max_entry); | |
1977 | } else { | |
1978 | while (data->dpm_level_enable_mask.pcie_dpm_enable_mask && | |
1979 | ((data->dpm_level_enable_mask.pcie_dpm_enable_mask & | |
1980 | (1 << (hightest_pcie_level_enabled + 1))) != 0 )) | |
1981 | hightest_pcie_level_enabled++; | |
1982 | ||
1983 | while (data->dpm_level_enable_mask.pcie_dpm_enable_mask && | |
1984 | ((data->dpm_level_enable_mask.pcie_dpm_enable_mask & | |
1985 | (1 << lowest_pcie_level_enabled)) == 0 )) | |
1986 | lowest_pcie_level_enabled++; | |
1987 | ||
1988 | while ((count < hightest_pcie_level_enabled) && | |
1989 | ((data->dpm_level_enable_mask.pcie_dpm_enable_mask & | |
1990 | (1 << (lowest_pcie_level_enabled + 1 + count))) == 0 )) | |
1991 | count++; | |
1992 | ||
1993 | mid_pcie_level_enabled = (lowest_pcie_level_enabled + 1+ count) < | |
1994 | hightest_pcie_level_enabled? | |
1995 | (lowest_pcie_level_enabled + 1 + count) : | |
1996 | hightest_pcie_level_enabled; | |
1997 | ||
1998 | /* set pcieDpmLevel to hightest_pcie_level_enabled */ | |
1999 | for(i = 2; i < dpm_table->sclk_table.count; i++) | |
2000 | levels[i].pcieDpmLevel = hightest_pcie_level_enabled; | |
2001 | ||
2002 | /* set pcieDpmLevel to lowest_pcie_level_enabled */ | |
2003 | levels[0].pcieDpmLevel = lowest_pcie_level_enabled; | |
2004 | ||
2005 | /* set pcieDpmLevel to mid_pcie_level_enabled */ | |
2006 | levels[1].pcieDpmLevel = mid_pcie_level_enabled; | |
2007 | } | |
2008 | /* level count will send to smc once at init smc table and never change */ | |
2009 | result = fiji_copy_bytes_to_smc(hwmgr->smumgr, array, (uint8_t *)levels, | |
2010 | (uint32_t)array_size, data->sram_end); | |
2011 | ||
2012 | return result; | |
2013 | } | |
2014 | ||
2015 | /** | |
2016 | * MCLK Frequency Ratio | |
2017 | * SEQ_CG_RESP Bit[31:24] - 0x0 | |
2018 | * Bit[27:24] \96 DDR3 Frequency ratio | |
2019 | * 0x0 <= 100MHz, 450 < 0x8 <= 500MHz | |
2020 | * 100 < 0x1 <= 150MHz, 500 < 0x9 <= 550MHz | |
2021 | * 150 < 0x2 <= 200MHz, 550 < 0xA <= 600MHz | |
2022 | * 200 < 0x3 <= 250MHz, 600 < 0xB <= 650MHz | |
2023 | * 250 < 0x4 <= 300MHz, 650 < 0xC <= 700MHz | |
2024 | * 300 < 0x5 <= 350MHz, 700 < 0xD <= 750MHz | |
2025 | * 350 < 0x6 <= 400MHz, 750 < 0xE <= 800MHz | |
2026 | * 400 < 0x7 <= 450MHz, 800 < 0xF | |
2027 | */ | |
2028 | static uint8_t fiji_get_mclk_frequency_ratio(uint32_t mem_clock) | |
2029 | { | |
2030 | if (mem_clock <= 10000) return 0x0; | |
2031 | if (mem_clock <= 15000) return 0x1; | |
2032 | if (mem_clock <= 20000) return 0x2; | |
2033 | if (mem_clock <= 25000) return 0x3; | |
2034 | if (mem_clock <= 30000) return 0x4; | |
2035 | if (mem_clock <= 35000) return 0x5; | |
2036 | if (mem_clock <= 40000) return 0x6; | |
2037 | if (mem_clock <= 45000) return 0x7; | |
2038 | if (mem_clock <= 50000) return 0x8; | |
2039 | if (mem_clock <= 55000) return 0x9; | |
2040 | if (mem_clock <= 60000) return 0xa; | |
2041 | if (mem_clock <= 65000) return 0xb; | |
2042 | if (mem_clock <= 70000) return 0xc; | |
2043 | if (mem_clock <= 75000) return 0xd; | |
2044 | if (mem_clock <= 80000) return 0xe; | |
2045 | /* mem_clock > 800MHz */ | |
2046 | return 0xf; | |
2047 | } | |
2048 | ||
2049 | /** | |
2050 | * Populates the SMC MCLK structure using the provided memory clock | |
2051 | * | |
2052 | * @param hwmgr the address of the hardware manager | |
2053 | * @param clock the memory clock to use to populate the structure | |
2054 | * @param sclk the SMC SCLK structure to be populated | |
2055 | */ | |
2056 | static int fiji_calculate_mclk_params(struct pp_hwmgr *hwmgr, | |
2057 | uint32_t clock, struct SMU73_Discrete_MemoryLevel *mclk) | |
2058 | { | |
2059 | struct pp_atomctrl_memory_clock_param mem_param; | |
2060 | int result; | |
2061 | ||
2062 | result = atomctrl_get_memory_pll_dividers_vi(hwmgr, clock, &mem_param); | |
2063 | PP_ASSERT_WITH_CODE((0 == result), | |
2064 | "Failed to get Memory PLL Dividers.",); | |
2065 | ||
2066 | /* Save the result data to outpupt memory level structure */ | |
2067 | mclk->MclkFrequency = clock; | |
2068 | mclk->MclkDivider = (uint8_t)mem_param.mpll_post_divider; | |
2069 | mclk->FreqRange = fiji_get_mclk_frequency_ratio(clock); | |
2070 | ||
2071 | return result; | |
2072 | } | |
2073 | ||
2074 | static int fiji_populate_single_memory_level(struct pp_hwmgr *hwmgr, | |
2075 | uint32_t clock, struct SMU73_Discrete_MemoryLevel *mem_level) | |
2076 | { | |
2077 | struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
2078 | struct phm_ppt_v1_information *table_info = | |
2079 | (struct phm_ppt_v1_information *)(hwmgr->pptable); | |
2080 | int result = 0; | |
2081 | ||
2082 | if (table_info->vdd_dep_on_mclk) { | |
2083 | result = fiji_get_dependency_volt_by_clk(hwmgr, | |
2084 | table_info->vdd_dep_on_mclk, clock, | |
2085 | &mem_level->MinVoltage, &mem_level->MinMvdd); | |
2086 | PP_ASSERT_WITH_CODE((0 == result), | |
2087 | "can not find MinVddc voltage value from memory " | |
2088 | "VDDC voltage dependency table", return result); | |
2089 | } | |
2090 | ||
2091 | mem_level->EnabledForThrottle = 1; | |
2092 | mem_level->EnabledForActivity = 0; | |
2093 | mem_level->UpHyst = 0; | |
2094 | mem_level->DownHyst = 100; | |
2095 | mem_level->VoltageDownHyst = 0; | |
2096 | mem_level->ActivityLevel = (uint16_t)data->mclk_activity_target; | |
2097 | mem_level->StutterEnable = false; | |
2098 | ||
2099 | mem_level->DisplayWatermark = PPSMC_DISPLAY_WATERMARK_LOW; | |
2100 | ||
2101 | /* enable stutter mode if all the follow condition applied | |
2102 | * PECI_GetNumberOfActiveDisplays(hwmgr->pPECI, | |
2103 | * &(data->DisplayTiming.numExistingDisplays)); | |
2104 | */ | |
2105 | data->display_timing.num_existing_displays = 1; | |
2106 | ||
2107 | if ((data->mclk_stutter_mode_threshold) && | |
2108 | (clock <= data->mclk_stutter_mode_threshold) && | |
2109 | (!data->is_uvd_enabled) && | |
2110 | (PHM_READ_FIELD(hwmgr->device, DPG_PIPE_STUTTER_CONTROL, | |
2111 | STUTTER_ENABLE) & 0x1)) | |
2112 | mem_level->StutterEnable = true; | |
2113 | ||
2114 | result = fiji_calculate_mclk_params(hwmgr, clock, mem_level); | |
2115 | if (!result) { | |
2116 | CONVERT_FROM_HOST_TO_SMC_UL(mem_level->MinMvdd); | |
2117 | CONVERT_FROM_HOST_TO_SMC_UL(mem_level->MclkFrequency); | |
2118 | CONVERT_FROM_HOST_TO_SMC_US(mem_level->ActivityLevel); | |
2119 | CONVERT_FROM_HOST_TO_SMC_UL(mem_level->MinVoltage); | |
2120 | } | |
2121 | return result; | |
2122 | } | |
2123 | ||
2124 | /** | |
2125 | * Populates all SMC MCLK levels' structure based on the trimmed allowed dpm memory clock states | |
2126 | * | |
2127 | * @param hwmgr the address of the hardware manager | |
2128 | */ | |
2129 | static int fiji_populate_all_memory_levels(struct pp_hwmgr *hwmgr) | |
2130 | { | |
2131 | struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
2132 | struct fiji_dpm_table *dpm_table = &data->dpm_table; | |
2133 | int result; | |
2134 | /* populate MCLK dpm table to SMU7 */ | |
2135 | uint32_t array = data->dpm_table_start + | |
2136 | offsetof(SMU73_Discrete_DpmTable, MemoryLevel); | |
2137 | uint32_t array_size = sizeof(SMU73_Discrete_MemoryLevel) * | |
2138 | SMU73_MAX_LEVELS_MEMORY; | |
2139 | struct SMU73_Discrete_MemoryLevel *levels = | |
2140 | data->smc_state_table.MemoryLevel; | |
2141 | uint32_t i; | |
2142 | ||
2143 | for (i = 0; i < dpm_table->mclk_table.count; i++) { | |
2144 | PP_ASSERT_WITH_CODE((0 != dpm_table->mclk_table.dpm_levels[i].value), | |
2145 | "can not populate memory level as memory clock is zero", | |
2146 | return -EINVAL); | |
2147 | result = fiji_populate_single_memory_level(hwmgr, | |
2148 | dpm_table->mclk_table.dpm_levels[i].value, | |
2149 | &levels[i]); | |
2150 | if (result) | |
2151 | return result; | |
2152 | } | |
2153 | ||
2154 | /* Only enable level 0 for now. */ | |
2155 | levels[0].EnabledForActivity = 1; | |
2156 | ||
2157 | /* in order to prevent MC activity from stutter mode to push DPM up. | |
2158 | * the UVD change complements this by putting the MCLK in | |
2159 | * a higher state by default such that we are not effected by | |
2160 | * up threshold or and MCLK DPM latency. | |
2161 | */ | |
2162 | levels[0].ActivityLevel = (uint16_t)data->mclk_dpm0_activity_target; | |
2163 | CONVERT_FROM_HOST_TO_SMC_US(levels[0].ActivityLevel); | |
2164 | ||
2165 | data->smc_state_table.MemoryDpmLevelCount = | |
2166 | (uint8_t)dpm_table->mclk_table.count; | |
2167 | data->dpm_level_enable_mask.mclk_dpm_enable_mask = | |
2168 | fiji_get_dpm_level_enable_mask_value(&dpm_table->mclk_table); | |
2169 | /* set highest level watermark to high */ | |
2170 | levels[dpm_table->mclk_table.count - 1].DisplayWatermark = | |
2171 | PPSMC_DISPLAY_WATERMARK_HIGH; | |
2172 | ||
2173 | /* level count will send to smc once at init smc table and never change */ | |
2174 | result = fiji_copy_bytes_to_smc(hwmgr->smumgr, array, (uint8_t *)levels, | |
2175 | (uint32_t)array_size, data->sram_end); | |
2176 | ||
2177 | return result; | |
2178 | } | |
2179 | ||
2180 | /** | |
2181 | * Populates the SMC MVDD structure using the provided memory clock. | |
2182 | * | |
2183 | * @param hwmgr the address of the hardware manager | |
2184 | * @param mclk the MCLK value to be used in the decision if MVDD should be high or low. | |
2185 | * @param voltage the SMC VOLTAGE structure to be populated | |
2186 | */ | |
2187 | int fiji_populate_mvdd_value(struct pp_hwmgr *hwmgr, | |
2188 | uint32_t mclk, SMIO_Pattern *smio_pat) | |
2189 | { | |
2190 | const struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
2191 | struct phm_ppt_v1_information *table_info = | |
2192 | (struct phm_ppt_v1_information *)(hwmgr->pptable); | |
2193 | uint32_t i = 0; | |
2194 | ||
2195 | if (FIJI_VOLTAGE_CONTROL_NONE != data->mvdd_control) { | |
2196 | /* find mvdd value which clock is more than request */ | |
2197 | for (i = 0; i < table_info->vdd_dep_on_mclk->count; i++) { | |
2198 | if (mclk <= table_info->vdd_dep_on_mclk->entries[i].clk) { | |
2199 | smio_pat->Voltage = data->mvdd_voltage_table.entries[i].value; | |
2200 | break; | |
2201 | } | |
2202 | } | |
2203 | PP_ASSERT_WITH_CODE(i < table_info->vdd_dep_on_mclk->count, | |
2204 | "MVDD Voltage is outside the supported range.", | |
2205 | return -EINVAL); | |
2206 | } else | |
2207 | return -EINVAL; | |
2208 | ||
2209 | return 0; | |
2210 | } | |
2211 | ||
2212 | static int fiji_populate_smc_acpi_level(struct pp_hwmgr *hwmgr, | |
2213 | SMU73_Discrete_DpmTable *table) | |
2214 | { | |
2215 | int result = 0; | |
2216 | const struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
2217 | struct phm_ppt_v1_information *table_info = | |
2218 | (struct phm_ppt_v1_information *)(hwmgr->pptable); | |
2219 | struct pp_atomctrl_clock_dividers_vi dividers; | |
2220 | SMIO_Pattern vol_level; | |
2221 | uint32_t mvdd; | |
2222 | uint16_t us_mvdd; | |
2223 | uint32_t spll_func_cntl = data->clock_registers.vCG_SPLL_FUNC_CNTL; | |
2224 | uint32_t spll_func_cntl_2 = data->clock_registers.vCG_SPLL_FUNC_CNTL_2; | |
2225 | ||
2226 | table->ACPILevel.Flags &= ~PPSMC_SWSTATE_FLAG_DC; | |
2227 | ||
2228 | if (!data->sclk_dpm_key_disabled) { | |
2229 | /* Get MinVoltage and Frequency from DPM0, | |
2230 | * already converted to SMC_UL */ | |
2231 | table->ACPILevel.SclkFrequency = | |
2232 | data->dpm_table.sclk_table.dpm_levels[0].value; | |
2233 | result = fiji_get_dependency_volt_by_clk(hwmgr, | |
2234 | table_info->vdd_dep_on_sclk, | |
2235 | table->ACPILevel.SclkFrequency, | |
2236 | &table->ACPILevel.MinVoltage, &mvdd); | |
2237 | PP_ASSERT_WITH_CODE((0 == result), | |
2238 | "Cannot find ACPI VDDC voltage value " | |
2239 | "in Clock Dependency Table",); | |
2240 | } else { | |
2241 | table->ACPILevel.SclkFrequency = | |
2242 | data->vbios_boot_state.sclk_bootup_value; | |
2243 | table->ACPILevel.MinVoltage = | |
2244 | data->vbios_boot_state.vddc_bootup_value * VOLTAGE_SCALE; | |
2245 | } | |
2246 | ||
2247 | /* get the engine clock dividers for this clock value */ | |
2248 | result = atomctrl_get_engine_pll_dividers_vi(hwmgr, | |
2249 | table->ACPILevel.SclkFrequency, ÷rs); | |
2250 | PP_ASSERT_WITH_CODE(result == 0, | |
2251 | "Error retrieving Engine Clock dividers from VBIOS.", | |
2252 | return result); | |
2253 | ||
2254 | table->ACPILevel.SclkDid = (uint8_t)dividers.pll_post_divider; | |
2255 | table->ACPILevel.DisplayWatermark = PPSMC_DISPLAY_WATERMARK_LOW; | |
2256 | table->ACPILevel.DeepSleepDivId = 0; | |
2257 | ||
2258 | spll_func_cntl = PHM_SET_FIELD(spll_func_cntl, CG_SPLL_FUNC_CNTL, | |
2259 | SPLL_PWRON, 0); | |
2260 | spll_func_cntl = PHM_SET_FIELD(spll_func_cntl, CG_SPLL_FUNC_CNTL, | |
2261 | SPLL_RESET, 1); | |
2262 | spll_func_cntl_2 = PHM_SET_FIELD(spll_func_cntl_2, CG_SPLL_FUNC_CNTL_2, | |
2263 | SCLK_MUX_SEL, 4); | |
2264 | ||
2265 | table->ACPILevel.CgSpllFuncCntl = spll_func_cntl; | |
2266 | table->ACPILevel.CgSpllFuncCntl2 = spll_func_cntl_2; | |
2267 | table->ACPILevel.CgSpllFuncCntl3 = data->clock_registers.vCG_SPLL_FUNC_CNTL_3; | |
2268 | table->ACPILevel.CgSpllFuncCntl4 = data->clock_registers.vCG_SPLL_FUNC_CNTL_4; | |
2269 | table->ACPILevel.SpllSpreadSpectrum = data->clock_registers.vCG_SPLL_SPREAD_SPECTRUM; | |
2270 | table->ACPILevel.SpllSpreadSpectrum2 = data->clock_registers.vCG_SPLL_SPREAD_SPECTRUM_2; | |
2271 | table->ACPILevel.CcPwrDynRm = 0; | |
2272 | table->ACPILevel.CcPwrDynRm1 = 0; | |
2273 | ||
2274 | CONVERT_FROM_HOST_TO_SMC_UL(table->ACPILevel.Flags); | |
2275 | CONVERT_FROM_HOST_TO_SMC_UL(table->ACPILevel.SclkFrequency); | |
2276 | CONVERT_FROM_HOST_TO_SMC_UL(table->ACPILevel.MinVoltage); | |
2277 | CONVERT_FROM_HOST_TO_SMC_UL(table->ACPILevel.CgSpllFuncCntl); | |
2278 | CONVERT_FROM_HOST_TO_SMC_UL(table->ACPILevel.CgSpllFuncCntl2); | |
2279 | CONVERT_FROM_HOST_TO_SMC_UL(table->ACPILevel.CgSpllFuncCntl3); | |
2280 | CONVERT_FROM_HOST_TO_SMC_UL(table->ACPILevel.CgSpllFuncCntl4); | |
2281 | CONVERT_FROM_HOST_TO_SMC_UL(table->ACPILevel.SpllSpreadSpectrum); | |
2282 | CONVERT_FROM_HOST_TO_SMC_UL(table->ACPILevel.SpllSpreadSpectrum2); | |
2283 | CONVERT_FROM_HOST_TO_SMC_UL(table->ACPILevel.CcPwrDynRm); | |
2284 | CONVERT_FROM_HOST_TO_SMC_UL(table->ACPILevel.CcPwrDynRm1); | |
2285 | ||
2286 | if (!data->mclk_dpm_key_disabled) { | |
2287 | /* Get MinVoltage and Frequency from DPM0, already converted to SMC_UL */ | |
2288 | table->MemoryACPILevel.MclkFrequency = | |
2289 | data->dpm_table.mclk_table.dpm_levels[0].value; | |
2290 | result = fiji_get_dependency_volt_by_clk(hwmgr, | |
2291 | table_info->vdd_dep_on_mclk, | |
2292 | table->MemoryACPILevel.MclkFrequency, | |
2293 | &table->MemoryACPILevel.MinVoltage, &mvdd); | |
2294 | PP_ASSERT_WITH_CODE((0 == result), | |
2295 | "Cannot find ACPI VDDCI voltage value " | |
2296 | "in Clock Dependency Table",); | |
2297 | } else { | |
2298 | table->MemoryACPILevel.MclkFrequency = | |
2299 | data->vbios_boot_state.mclk_bootup_value; | |
2300 | table->MemoryACPILevel.MinVoltage = | |
2301 | data->vbios_boot_state.vddci_bootup_value * VOLTAGE_SCALE; | |
2302 | } | |
2303 | ||
2304 | us_mvdd = 0; | |
2305 | if ((FIJI_VOLTAGE_CONTROL_NONE == data->mvdd_control) || | |
2306 | (data->mclk_dpm_key_disabled)) | |
2307 | us_mvdd = data->vbios_boot_state.mvdd_bootup_value; | |
2308 | else { | |
2309 | if (!fiji_populate_mvdd_value(hwmgr, | |
2310 | data->dpm_table.mclk_table.dpm_levels[0].value, | |
2311 | &vol_level)) | |
2312 | us_mvdd = vol_level.Voltage; | |
2313 | } | |
2314 | ||
2315 | table->MemoryACPILevel.MinMvdd = | |
2316 | PP_HOST_TO_SMC_UL(us_mvdd * VOLTAGE_SCALE); | |
2317 | ||
2318 | table->MemoryACPILevel.EnabledForThrottle = 0; | |
2319 | table->MemoryACPILevel.EnabledForActivity = 0; | |
2320 | table->MemoryACPILevel.UpHyst = 0; | |
2321 | table->MemoryACPILevel.DownHyst = 100; | |
2322 | table->MemoryACPILevel.VoltageDownHyst = 0; | |
2323 | table->MemoryACPILevel.ActivityLevel = | |
2324 | PP_HOST_TO_SMC_US((uint16_t)data->mclk_activity_target); | |
2325 | ||
2326 | table->MemoryACPILevel.StutterEnable = false; | |
2327 | CONVERT_FROM_HOST_TO_SMC_UL(table->MemoryACPILevel.MclkFrequency); | |
2328 | CONVERT_FROM_HOST_TO_SMC_UL(table->MemoryACPILevel.MinVoltage); | |
2329 | ||
2330 | return result; | |
2331 | } | |
2332 | ||
2333 | static int fiji_populate_smc_vce_level(struct pp_hwmgr *hwmgr, | |
2334 | SMU73_Discrete_DpmTable *table) | |
2335 | { | |
2336 | int result = -EINVAL; | |
2337 | uint8_t count; | |
2338 | struct pp_atomctrl_clock_dividers_vi dividers; | |
2339 | struct phm_ppt_v1_information *table_info = | |
2340 | (struct phm_ppt_v1_information *)(hwmgr->pptable); | |
2341 | struct phm_ppt_v1_mm_clock_voltage_dependency_table *mm_table = | |
2342 | table_info->mm_dep_table; | |
2343 | struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
2344 | ||
2345 | table->VceLevelCount = (uint8_t)(mm_table->count); | |
2346 | table->VceBootLevel = 0; | |
2347 | ||
2348 | for(count = 0; count < table->VceLevelCount; count++) { | |
2349 | table->VceLevel[count].Frequency = mm_table->entries[count].eclk; | |
2350 | table->VceLevel[count].MinVoltage |= | |
2351 | (mm_table->entries[count].vddc * VOLTAGE_SCALE) << VDDC_SHIFT; | |
2352 | table->VceLevel[count].MinVoltage |= | |
2353 | ((mm_table->entries[count].vddc - data->vddc_vddci_delta) * | |
2354 | VOLTAGE_SCALE) << VDDCI_SHIFT; | |
2355 | table->VceLevel[count].MinVoltage |= 1 << PHASES_SHIFT; | |
2356 | ||
2357 | /*retrieve divider value for VBIOS */ | |
2358 | result = atomctrl_get_dfs_pll_dividers_vi(hwmgr, | |
2359 | table->VceLevel[count].Frequency, ÷rs); | |
2360 | PP_ASSERT_WITH_CODE((0 == result), | |
2361 | "can not find divide id for VCE engine clock", | |
2362 | return result); | |
2363 | ||
2364 | table->VceLevel[count].Divider = (uint8_t)dividers.pll_post_divider; | |
2365 | ||
2366 | CONVERT_FROM_HOST_TO_SMC_UL(table->VceLevel[count].Frequency); | |
2367 | CONVERT_FROM_HOST_TO_SMC_UL(table->VceLevel[count].MinVoltage); | |
2368 | } | |
2369 | return result; | |
2370 | } | |
2371 | ||
2372 | static int fiji_populate_smc_acp_level(struct pp_hwmgr *hwmgr, | |
2373 | SMU73_Discrete_DpmTable *table) | |
2374 | { | |
2375 | int result = -EINVAL; | |
2376 | uint8_t count; | |
2377 | struct pp_atomctrl_clock_dividers_vi dividers; | |
2378 | struct phm_ppt_v1_information *table_info = | |
2379 | (struct phm_ppt_v1_information *)(hwmgr->pptable); | |
2380 | struct phm_ppt_v1_mm_clock_voltage_dependency_table *mm_table = | |
2381 | table_info->mm_dep_table; | |
2382 | struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
2383 | ||
2384 | table->AcpLevelCount = (uint8_t)(mm_table->count); | |
2385 | table->AcpBootLevel = 0; | |
2386 | ||
2387 | for (count = 0; count < table->AcpLevelCount; count++) { | |
2388 | table->AcpLevel[count].Frequency = mm_table->entries[count].aclk; | |
2389 | table->AcpLevel[count].MinVoltage |= (mm_table->entries[count].vddc * | |
2390 | VOLTAGE_SCALE) << VDDC_SHIFT; | |
2391 | table->AcpLevel[count].MinVoltage |= ((mm_table->entries[count].vddc - | |
2392 | data->vddc_vddci_delta) * VOLTAGE_SCALE) << VDDCI_SHIFT; | |
2393 | table->AcpLevel[count].MinVoltage |= 1 << PHASES_SHIFT; | |
2394 | ||
2395 | /* retrieve divider value for VBIOS */ | |
2396 | result = atomctrl_get_dfs_pll_dividers_vi(hwmgr, | |
2397 | table->AcpLevel[count].Frequency, ÷rs); | |
2398 | PP_ASSERT_WITH_CODE((0 == result), | |
2399 | "can not find divide id for engine clock", return result); | |
2400 | ||
2401 | table->AcpLevel[count].Divider = (uint8_t)dividers.pll_post_divider; | |
2402 | ||
2403 | CONVERT_FROM_HOST_TO_SMC_UL(table->AcpLevel[count].Frequency); | |
2404 | CONVERT_FROM_HOST_TO_SMC_UL(table->AcpLevel[count].MinVoltage); | |
2405 | } | |
2406 | return result; | |
2407 | } | |
2408 | ||
2409 | static int fiji_populate_smc_samu_level(struct pp_hwmgr *hwmgr, | |
2410 | SMU73_Discrete_DpmTable *table) | |
2411 | { | |
2412 | int result = -EINVAL; | |
2413 | uint8_t count; | |
2414 | struct pp_atomctrl_clock_dividers_vi dividers; | |
2415 | struct phm_ppt_v1_information *table_info = | |
2416 | (struct phm_ppt_v1_information *)(hwmgr->pptable); | |
2417 | struct phm_ppt_v1_mm_clock_voltage_dependency_table *mm_table = | |
2418 | table_info->mm_dep_table; | |
2419 | struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
2420 | ||
2421 | table->SamuBootLevel = 0; | |
2422 | table->SamuLevelCount = (uint8_t)(mm_table->count); | |
2423 | ||
2424 | for (count = 0; count < table->SamuLevelCount; count++) { | |
2425 | /* not sure whether we need evclk or not */ | |
2426 | table->SamuLevel[count].Frequency = mm_table->entries[count].samclock; | |
2427 | table->SamuLevel[count].MinVoltage |= (mm_table->entries[count].vddc * | |
2428 | VOLTAGE_SCALE) << VDDC_SHIFT; | |
2429 | table->SamuLevel[count].MinVoltage |= ((mm_table->entries[count].vddc - | |
2430 | data->vddc_vddci_delta) * VOLTAGE_SCALE) << VDDCI_SHIFT; | |
2431 | table->SamuLevel[count].MinVoltage |= 1 << PHASES_SHIFT; | |
2432 | ||
2433 | /* retrieve divider value for VBIOS */ | |
2434 | result = atomctrl_get_dfs_pll_dividers_vi(hwmgr, | |
2435 | table->SamuLevel[count].Frequency, ÷rs); | |
2436 | PP_ASSERT_WITH_CODE((0 == result), | |
2437 | "can not find divide id for samu clock", return result); | |
2438 | ||
2439 | table->SamuLevel[count].Divider = (uint8_t)dividers.pll_post_divider; | |
2440 | ||
2441 | CONVERT_FROM_HOST_TO_SMC_UL(table->SamuLevel[count].Frequency); | |
2442 | CONVERT_FROM_HOST_TO_SMC_UL(table->SamuLevel[count].MinVoltage); | |
2443 | } | |
2444 | return result; | |
2445 | } | |
2446 | ||
2447 | static int fiji_populate_memory_timing_parameters(struct pp_hwmgr *hwmgr, | |
2448 | int32_t eng_clock, int32_t mem_clock, | |
2449 | struct SMU73_Discrete_MCArbDramTimingTableEntry *arb_regs) | |
2450 | { | |
2451 | uint32_t dram_timing; | |
2452 | uint32_t dram_timing2; | |
2453 | uint32_t burstTime; | |
2454 | ULONG state, trrds, trrdl; | |
2455 | int result; | |
2456 | ||
2457 | result = atomctrl_set_engine_dram_timings_rv770(hwmgr, | |
2458 | eng_clock, mem_clock); | |
2459 | PP_ASSERT_WITH_CODE(result == 0, | |
2460 | "Error calling VBIOS to set DRAM_TIMING.", return result); | |
2461 | ||
2462 | dram_timing = cgs_read_register(hwmgr->device, mmMC_ARB_DRAM_TIMING); | |
2463 | dram_timing2 = cgs_read_register(hwmgr->device, mmMC_ARB_DRAM_TIMING2); | |
2464 | burstTime = cgs_read_register(hwmgr->device, mmMC_ARB_BURST_TIME); | |
2465 | ||
2466 | state = PHM_GET_FIELD(burstTime, MC_ARB_BURST_TIME, STATE0); | |
2467 | trrds = PHM_GET_FIELD(burstTime, MC_ARB_BURST_TIME, TRRDS0); | |
2468 | trrdl = PHM_GET_FIELD(burstTime, MC_ARB_BURST_TIME, TRRDL0); | |
2469 | ||
2470 | arb_regs->McArbDramTiming = PP_HOST_TO_SMC_UL(dram_timing); | |
2471 | arb_regs->McArbDramTiming2 = PP_HOST_TO_SMC_UL(dram_timing2); | |
2472 | arb_regs->McArbBurstTime = (uint8_t)burstTime; | |
2473 | arb_regs->TRRDS = (uint8_t)trrds; | |
2474 | arb_regs->TRRDL = (uint8_t)trrdl; | |
2475 | ||
2476 | return 0; | |
2477 | } | |
2478 | ||
2479 | static int fiji_program_memory_timing_parameters(struct pp_hwmgr *hwmgr) | |
2480 | { | |
2481 | struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
2482 | struct SMU73_Discrete_MCArbDramTimingTable arb_regs; | |
2483 | uint32_t i, j; | |
2484 | int result = 0; | |
2485 | ||
2486 | for (i = 0; i < data->dpm_table.sclk_table.count; i++) { | |
2487 | for (j = 0; j < data->dpm_table.mclk_table.count; j++) { | |
2488 | result = fiji_populate_memory_timing_parameters(hwmgr, | |
2489 | data->dpm_table.sclk_table.dpm_levels[i].value, | |
2490 | data->dpm_table.mclk_table.dpm_levels[j].value, | |
2491 | &arb_regs.entries[i][j]); | |
2492 | if (result) | |
2493 | break; | |
2494 | } | |
2495 | } | |
2496 | ||
2497 | if (!result) | |
2498 | result = fiji_copy_bytes_to_smc( | |
2499 | hwmgr->smumgr, | |
2500 | data->arb_table_start, | |
2501 | (uint8_t *)&arb_regs, | |
2502 | sizeof(SMU73_Discrete_MCArbDramTimingTable), | |
2503 | data->sram_end); | |
2504 | return result; | |
2505 | } | |
2506 | ||
2507 | static int fiji_populate_smc_uvd_level(struct pp_hwmgr *hwmgr, | |
2508 | struct SMU73_Discrete_DpmTable *table) | |
2509 | { | |
2510 | int result = -EINVAL; | |
2511 | uint8_t count; | |
2512 | struct pp_atomctrl_clock_dividers_vi dividers; | |
2513 | struct phm_ppt_v1_information *table_info = | |
2514 | (struct phm_ppt_v1_information *)(hwmgr->pptable); | |
2515 | struct phm_ppt_v1_mm_clock_voltage_dependency_table *mm_table = | |
2516 | table_info->mm_dep_table; | |
2517 | struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
2518 | ||
2519 | table->UvdLevelCount = (uint8_t)(mm_table->count); | |
2520 | table->UvdBootLevel = 0; | |
2521 | ||
2522 | for (count = 0; count < table->UvdLevelCount; count++) { | |
2523 | table->UvdLevel[count].VclkFrequency = mm_table->entries[count].vclk; | |
2524 | table->UvdLevel[count].DclkFrequency = mm_table->entries[count].dclk; | |
2525 | table->UvdLevel[count].MinVoltage |= (mm_table->entries[count].vddc * | |
2526 | VOLTAGE_SCALE) << VDDC_SHIFT; | |
2527 | table->UvdLevel[count].MinVoltage |= ((mm_table->entries[count].vddc - | |
2528 | data->vddc_vddci_delta) * VOLTAGE_SCALE) << VDDCI_SHIFT; | |
2529 | table->UvdLevel[count].MinVoltage |= 1 << PHASES_SHIFT; | |
2530 | ||
2531 | /* retrieve divider value for VBIOS */ | |
2532 | result = atomctrl_get_dfs_pll_dividers_vi(hwmgr, | |
2533 | table->UvdLevel[count].VclkFrequency, ÷rs); | |
2534 | PP_ASSERT_WITH_CODE((0 == result), | |
2535 | "can not find divide id for Vclk clock", return result); | |
2536 | ||
2537 | table->UvdLevel[count].VclkDivider = (uint8_t)dividers.pll_post_divider; | |
2538 | ||
2539 | result = atomctrl_get_dfs_pll_dividers_vi(hwmgr, | |
2540 | table->UvdLevel[count].DclkFrequency, ÷rs); | |
2541 | PP_ASSERT_WITH_CODE((0 == result), | |
2542 | "can not find divide id for Dclk clock", return result); | |
2543 | ||
2544 | table->UvdLevel[count].DclkDivider = (uint8_t)dividers.pll_post_divider; | |
2545 | ||
2546 | CONVERT_FROM_HOST_TO_SMC_UL(table->UvdLevel[count].VclkFrequency); | |
2547 | CONVERT_FROM_HOST_TO_SMC_UL(table->UvdLevel[count].DclkFrequency); | |
2548 | CONVERT_FROM_HOST_TO_SMC_UL(table->UvdLevel[count].MinVoltage); | |
2549 | ||
2550 | } | |
2551 | return result; | |
2552 | } | |
2553 | ||
2554 | static int fiji_find_boot_level(struct fiji_single_dpm_table *table, | |
2555 | uint32_t value, uint32_t *boot_level) | |
2556 | { | |
2557 | int result = -EINVAL; | |
2558 | uint32_t i; | |
2559 | ||
2560 | for (i = 0; i < table->count; i++) { | |
2561 | if (value == table->dpm_levels[i].value) { | |
2562 | *boot_level = i; | |
2563 | result = 0; | |
2564 | } | |
2565 | } | |
2566 | return result; | |
2567 | } | |
2568 | ||
2569 | static int fiji_populate_smc_boot_level(struct pp_hwmgr *hwmgr, | |
2570 | struct SMU73_Discrete_DpmTable *table) | |
2571 | { | |
2572 | int result = 0; | |
2573 | struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
2574 | ||
2575 | table->GraphicsBootLevel = 0; | |
2576 | table->MemoryBootLevel = 0; | |
2577 | ||
2578 | /* find boot level from dpm table */ | |
2579 | result = fiji_find_boot_level(&(data->dpm_table.sclk_table), | |
2580 | data->vbios_boot_state.sclk_bootup_value, | |
2581 | (uint32_t *)&(table->GraphicsBootLevel)); | |
2582 | ||
2583 | result = fiji_find_boot_level(&(data->dpm_table.mclk_table), | |
2584 | data->vbios_boot_state.mclk_bootup_value, | |
2585 | (uint32_t *)&(table->MemoryBootLevel)); | |
2586 | ||
2587 | table->BootVddc = data->vbios_boot_state.vddc_bootup_value * | |
2588 | VOLTAGE_SCALE; | |
2589 | table->BootVddci = data->vbios_boot_state.vddci_bootup_value * | |
2590 | VOLTAGE_SCALE; | |
2591 | table->BootMVdd = data->vbios_boot_state.mvdd_bootup_value * | |
2592 | VOLTAGE_SCALE; | |
2593 | ||
2594 | CONVERT_FROM_HOST_TO_SMC_US(table->BootVddc); | |
2595 | CONVERT_FROM_HOST_TO_SMC_US(table->BootVddci); | |
2596 | CONVERT_FROM_HOST_TO_SMC_US(table->BootMVdd); | |
2597 | ||
2598 | return 0; | |
2599 | } | |
2600 | ||
2601 | static int fiji_populate_smc_initailial_state(struct pp_hwmgr *hwmgr) | |
2602 | { | |
2603 | struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
2604 | struct phm_ppt_v1_information *table_info = | |
2605 | (struct phm_ppt_v1_information *)(hwmgr->pptable); | |
2606 | uint8_t count, level; | |
2607 | ||
2608 | count = (uint8_t)(table_info->vdd_dep_on_sclk->count); | |
2609 | for (level = 0; level < count; level++) { | |
2610 | if(table_info->vdd_dep_on_sclk->entries[level].clk >= | |
2611 | data->vbios_boot_state.sclk_bootup_value) { | |
2612 | data->smc_state_table.GraphicsBootLevel = level; | |
2613 | break; | |
2614 | } | |
2615 | } | |
2616 | ||
2617 | count = (uint8_t)(table_info->vdd_dep_on_mclk->count); | |
2618 | for (level = 0; level < count; level++) { | |
2619 | if(table_info->vdd_dep_on_mclk->entries[level].clk >= | |
2620 | data->vbios_boot_state.mclk_bootup_value) { | |
2621 | data->smc_state_table.MemoryBootLevel = level; | |
2622 | break; | |
2623 | } | |
2624 | } | |
2625 | ||
2626 | return 0; | |
2627 | } | |
2628 | ||
2629 | static int fiji_populate_clock_stretcher_data_table(struct pp_hwmgr *hwmgr) | |
2630 | { | |
2631 | uint32_t ro, efuse, efuse2, clock_freq, volt_without_cks, | |
2632 | volt_with_cks, value; | |
2633 | uint16_t clock_freq_u16; | |
2634 | struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
2635 | uint8_t type, i, j, cks_setting, stretch_amount, stretch_amount2, | |
2636 | volt_offset = 0; | |
2637 | struct phm_ppt_v1_information *table_info = | |
2638 | (struct phm_ppt_v1_information *)(hwmgr->pptable); | |
2639 | struct phm_ppt_v1_clock_voltage_dependency_table *sclk_table = | |
2640 | table_info->vdd_dep_on_sclk; | |
2641 | ||
2642 | stretch_amount = (uint8_t)table_info->cac_dtp_table->usClockStretchAmount; | |
2643 | ||
2644 | /* Read SMU_Eefuse to read and calculate RO and determine | |
2645 | * if the part is SS or FF. if RO >= 1660MHz, part is FF. | |
2646 | */ | |
2647 | efuse = cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC, | |
2648 | ixSMU_EFUSE_0 + (146 * 4)); | |
2649 | efuse2 = cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC, | |
2650 | ixSMU_EFUSE_0 + (148 * 4)); | |
2651 | efuse &= 0xFF000000; | |
2652 | efuse = efuse >> 24; | |
2653 | efuse2 &= 0xF; | |
2654 | ||
2655 | if (efuse2 == 1) | |
2656 | ro = (2300 - 1350) * efuse / 255 + 1350; | |
2657 | else | |
2658 | ro = (2500 - 1000) * efuse / 255 + 1000; | |
2659 | ||
2660 | if (ro >= 1660) | |
2661 | type = 0; | |
2662 | else | |
2663 | type = 1; | |
2664 | ||
2665 | /* Populate Stretch amount */ | |
2666 | data->smc_state_table.ClockStretcherAmount = stretch_amount; | |
2667 | ||
2668 | /* Populate Sclk_CKS_masterEn0_7 and Sclk_voltageOffset */ | |
2669 | for (i = 0; i < sclk_table->count; i++) { | |
2670 | data->smc_state_table.Sclk_CKS_masterEn0_7 |= | |
2671 | sclk_table->entries[i].cks_enable << i; | |
2672 | volt_without_cks = (uint32_t)((14041 * | |
2673 | (sclk_table->entries[i].clk/100) / 10000 + 3571 + 75 - ro) * 1000 / | |
2674 | (4026 - (13924 * (sclk_table->entries[i].clk/100) / 10000))); | |
2675 | volt_with_cks = (uint32_t)((13946 * | |
2676 | (sclk_table->entries[i].clk/100) / 10000 + 3320 + 45 - ro) * 1000 / | |
2677 | (3664 - (11454 * (sclk_table->entries[i].clk/100) / 10000))); | |
2678 | if (volt_without_cks >= volt_with_cks) | |
2679 | volt_offset = (uint8_t)(((volt_without_cks - volt_with_cks + | |
2680 | sclk_table->entries[i].cks_voffset) * 100 / 625) + 1); | |
2681 | data->smc_state_table.Sclk_voltageOffset[i] = volt_offset; | |
2682 | } | |
2683 | ||
2684 | PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, PWR_CKS_ENABLE, | |
2685 | STRETCH_ENABLE, 0x0); | |
2686 | PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, PWR_CKS_ENABLE, | |
2687 | masterReset, 0x1); | |
2688 | PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, PWR_CKS_ENABLE, | |
2689 | staticEnable, 0x1); | |
2690 | PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, PWR_CKS_ENABLE, | |
2691 | masterReset, 0x0); | |
2692 | ||
2693 | /* Populate CKS Lookup Table */ | |
2694 | if (stretch_amount == 1 || stretch_amount == 2 || stretch_amount == 5) | |
2695 | stretch_amount2 = 0; | |
2696 | else if (stretch_amount == 3 || stretch_amount == 4) | |
2697 | stretch_amount2 = 1; | |
2698 | else { | |
2699 | phm_cap_unset(hwmgr->platform_descriptor.platformCaps, | |
2700 | PHM_PlatformCaps_ClockStretcher); | |
2701 | PP_ASSERT_WITH_CODE(false, | |
2702 | "Stretch Amount in PPTable not supported\n", | |
2703 | return -EINVAL); | |
2704 | } | |
2705 | ||
2706 | value = cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC, | |
2707 | ixPWR_CKS_CNTL); | |
2708 | value &= 0xFFC2FF87; | |
2709 | data->smc_state_table.CKS_LOOKUPTable.CKS_LOOKUPTableEntry[0].minFreq = | |
2710 | fiji_clock_stretcher_lookup_table[stretch_amount2][0]; | |
2711 | data->smc_state_table.CKS_LOOKUPTable.CKS_LOOKUPTableEntry[0].maxFreq = | |
2712 | fiji_clock_stretcher_lookup_table[stretch_amount2][1]; | |
2713 | clock_freq_u16 = (uint16_t)(PP_SMC_TO_HOST_UL(data->smc_state_table. | |
2714 | GraphicsLevel[data->smc_state_table.GraphicsDpmLevelCount - 1]. | |
2715 | SclkFrequency) / 100); | |
2716 | if (fiji_clock_stretcher_lookup_table[stretch_amount2][0] < | |
2717 | clock_freq_u16 && | |
2718 | fiji_clock_stretcher_lookup_table[stretch_amount2][1] > | |
2719 | clock_freq_u16) { | |
2720 | /* Program PWR_CKS_CNTL. CKS_USE_FOR_LOW_FREQ */ | |
2721 | value |= (fiji_clock_stretcher_lookup_table[stretch_amount2][3]) << 16; | |
2722 | /* Program PWR_CKS_CNTL. CKS_LDO_REFSEL */ | |
2723 | value |= (fiji_clock_stretcher_lookup_table[stretch_amount2][2]) << 18; | |
2724 | /* Program PWR_CKS_CNTL. CKS_STRETCH_AMOUNT */ | |
2725 | value |= (fiji_clock_stretch_amount_conversion | |
2726 | [fiji_clock_stretcher_lookup_table[stretch_amount2][3]] | |
2727 | [stretch_amount]) << 3; | |
2728 | } | |
2729 | CONVERT_FROM_HOST_TO_SMC_US(data->smc_state_table.CKS_LOOKUPTable. | |
2730 | CKS_LOOKUPTableEntry[0].minFreq); | |
2731 | CONVERT_FROM_HOST_TO_SMC_US(data->smc_state_table.CKS_LOOKUPTable. | |
2732 | CKS_LOOKUPTableEntry[0].maxFreq); | |
2733 | data->smc_state_table.CKS_LOOKUPTable.CKS_LOOKUPTableEntry[0].setting = | |
2734 | fiji_clock_stretcher_lookup_table[stretch_amount2][2] & 0x7F; | |
2735 | data->smc_state_table.CKS_LOOKUPTable.CKS_LOOKUPTableEntry[0].setting |= | |
2736 | (fiji_clock_stretcher_lookup_table[stretch_amount2][3]) << 7; | |
2737 | ||
2738 | cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, | |
2739 | ixPWR_CKS_CNTL, value); | |
2740 | ||
2741 | /* Populate DDT Lookup Table */ | |
2742 | for (i = 0; i < 4; i++) { | |
2743 | /* Assign the minimum and maximum VID stored | |
2744 | * in the last row of Clock Stretcher Voltage Table. | |
2745 | */ | |
2746 | data->smc_state_table.ClockStretcherDataTable. | |
2747 | ClockStretcherDataTableEntry[i].minVID = | |
2748 | (uint8_t) fiji_clock_stretcher_ddt_table[type][i][2]; | |
2749 | data->smc_state_table.ClockStretcherDataTable. | |
2750 | ClockStretcherDataTableEntry[i].maxVID = | |
2751 | (uint8_t) fiji_clock_stretcher_ddt_table[type][i][3]; | |
2752 | /* Loop through each SCLK and check the frequency | |
2753 | * to see if it lies within the frequency for clock stretcher. | |
2754 | */ | |
2755 | for (j = 0; j < data->smc_state_table.GraphicsDpmLevelCount; j++) { | |
2756 | cks_setting = 0; | |
2757 | clock_freq = PP_SMC_TO_HOST_UL( | |
2758 | data->smc_state_table.GraphicsLevel[j].SclkFrequency); | |
2759 | /* Check the allowed frequency against the sclk level[j]. | |
2760 | * Sclk's endianness has already been converted, | |
2761 | * and it's in 10Khz unit, | |
2762 | * as opposed to Data table, which is in Mhz unit. | |
2763 | */ | |
2764 | if (clock_freq >= | |
2765 | (fiji_clock_stretcher_ddt_table[type][i][0]) * 100) { | |
2766 | cks_setting |= 0x2; | |
2767 | if (clock_freq < | |
2768 | (fiji_clock_stretcher_ddt_table[type][i][1]) * 100) | |
2769 | cks_setting |= 0x1; | |
2770 | } | |
2771 | data->smc_state_table.ClockStretcherDataTable. | |
2772 | ClockStretcherDataTableEntry[i].setting |= cks_setting << (j * 2); | |
2773 | } | |
2774 | CONVERT_FROM_HOST_TO_SMC_US(data->smc_state_table. | |
2775 | ClockStretcherDataTable. | |
2776 | ClockStretcherDataTableEntry[i].setting); | |
2777 | } | |
2778 | ||
2779 | value = cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC, ixPWR_CKS_CNTL); | |
2780 | value &= 0xFFFFFFFE; | |
2781 | cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, ixPWR_CKS_CNTL, value); | |
2782 | ||
2783 | return 0; | |
2784 | } | |
2785 | ||
2786 | /** | |
2787 | * Populates the SMC VRConfig field in DPM table. | |
2788 | * | |
2789 | * @param hwmgr the address of the hardware manager | |
2790 | * @param table the SMC DPM table structure to be populated | |
2791 | * @return always 0 | |
2792 | */ | |
2793 | static int fiji_populate_vr_config(struct pp_hwmgr *hwmgr, | |
2794 | struct SMU73_Discrete_DpmTable *table) | |
2795 | { | |
2796 | struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
2797 | uint16_t config; | |
2798 | ||
2799 | config = VR_MERGED_WITH_VDDC; | |
2800 | table->VRConfig |= (config << VRCONF_VDDGFX_SHIFT); | |
2801 | ||
2802 | /* Set Vddc Voltage Controller */ | |
2803 | if(FIJI_VOLTAGE_CONTROL_BY_SVID2 == data->voltage_control) { | |
2804 | config = VR_SVI2_PLANE_1; | |
2805 | table->VRConfig |= config; | |
2806 | } else { | |
2807 | PP_ASSERT_WITH_CODE(false, | |
2808 | "VDDC should be on SVI2 control in merged mode!",); | |
2809 | } | |
2810 | /* Set Vddci Voltage Controller */ | |
2811 | if(FIJI_VOLTAGE_CONTROL_BY_SVID2 == data->vddci_control) { | |
2812 | config = VR_SVI2_PLANE_2; /* only in merged mode */ | |
2813 | table->VRConfig |= (config << VRCONF_VDDCI_SHIFT); | |
2814 | } else if (FIJI_VOLTAGE_CONTROL_BY_GPIO == data->vddci_control) { | |
2815 | config = VR_SMIO_PATTERN_1; | |
2816 | table->VRConfig |= (config << VRCONF_VDDCI_SHIFT); | |
2817 | } else { | |
2818 | config = VR_STATIC_VOLTAGE; | |
2819 | table->VRConfig |= (config << VRCONF_VDDCI_SHIFT); | |
2820 | } | |
2821 | /* Set Mvdd Voltage Controller */ | |
2822 | if(FIJI_VOLTAGE_CONTROL_BY_SVID2 == data->mvdd_control) { | |
2823 | config = VR_SVI2_PLANE_2; | |
2824 | table->VRConfig |= (config << VRCONF_MVDD_SHIFT); | |
2825 | } else if(FIJI_VOLTAGE_CONTROL_BY_GPIO == data->mvdd_control) { | |
2826 | config = VR_SMIO_PATTERN_2; | |
2827 | table->VRConfig |= (config << VRCONF_MVDD_SHIFT); | |
2828 | } else { | |
2829 | config = VR_STATIC_VOLTAGE; | |
2830 | table->VRConfig |= (config << VRCONF_MVDD_SHIFT); | |
2831 | } | |
2832 | ||
2833 | return 0; | |
2834 | } | |
2835 | ||
2836 | /** | |
2837 | * Initializes the SMC table and uploads it | |
2838 | * | |
2839 | * @param hwmgr the address of the powerplay hardware manager. | |
2840 | * @param pInput the pointer to input data (PowerState) | |
2841 | * @return always 0 | |
2842 | */ | |
2843 | static int fiji_init_smc_table(struct pp_hwmgr *hwmgr) | |
2844 | { | |
2845 | int result; | |
2846 | struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
2847 | struct phm_ppt_v1_information *table_info = | |
2848 | (struct phm_ppt_v1_information *)(hwmgr->pptable); | |
2849 | struct SMU73_Discrete_DpmTable *table = &(data->smc_state_table); | |
2850 | const struct fiji_ulv_parm *ulv = &(data->ulv); | |
2851 | uint8_t i; | |
2852 | struct pp_atomctrl_gpio_pin_assignment gpio_pin; | |
2853 | ||
2854 | result = fiji_setup_default_dpm_tables(hwmgr); | |
2855 | PP_ASSERT_WITH_CODE(0 == result, | |
2856 | "Failed to setup default DPM tables!", return result); | |
2857 | ||
2858 | if(FIJI_VOLTAGE_CONTROL_NONE != data->voltage_control) | |
2859 | fiji_populate_smc_voltage_tables(hwmgr, table); | |
2860 | ||
2861 | if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, | |
2862 | PHM_PlatformCaps_AutomaticDCTransition)) | |
2863 | table->SystemFlags |= PPSMC_SYSTEMFLAG_GPIO_DC; | |
2864 | ||
2865 | if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, | |
2866 | PHM_PlatformCaps_StepVddc)) | |
2867 | table->SystemFlags |= PPSMC_SYSTEMFLAG_STEPVDDC; | |
2868 | ||
2869 | if (data->is_memory_gddr5) | |
2870 | table->SystemFlags |= PPSMC_SYSTEMFLAG_GDDR5; | |
2871 | ||
2872 | if (ulv->ulv_supported && table_info->us_ulv_voltage_offset) { | |
2873 | result = fiji_populate_ulv_state(hwmgr, table); | |
2874 | PP_ASSERT_WITH_CODE(0 == result, | |
2875 | "Failed to initialize ULV state!", return result); | |
2876 | cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, | |
2877 | ixCG_ULV_PARAMETER, ulv->cg_ulv_parameter); | |
2878 | } | |
2879 | ||
2880 | result = fiji_populate_smc_link_level(hwmgr, table); | |
2881 | PP_ASSERT_WITH_CODE(0 == result, | |
2882 | "Failed to initialize Link Level!", return result); | |
2883 | ||
2884 | result = fiji_populate_all_graphic_levels(hwmgr); | |
2885 | PP_ASSERT_WITH_CODE(0 == result, | |
2886 | "Failed to initialize Graphics Level!", return result); | |
2887 | ||
2888 | result = fiji_populate_all_memory_levels(hwmgr); | |
2889 | PP_ASSERT_WITH_CODE(0 == result, | |
2890 | "Failed to initialize Memory Level!", return result); | |
2891 | ||
2892 | result = fiji_populate_smc_acpi_level(hwmgr, table); | |
2893 | PP_ASSERT_WITH_CODE(0 == result, | |
2894 | "Failed to initialize ACPI Level!", return result); | |
2895 | ||
2896 | result = fiji_populate_smc_vce_level(hwmgr, table); | |
2897 | PP_ASSERT_WITH_CODE(0 == result, | |
2898 | "Failed to initialize VCE Level!", return result); | |
2899 | ||
2900 | result = fiji_populate_smc_acp_level(hwmgr, table); | |
2901 | PP_ASSERT_WITH_CODE(0 == result, | |
2902 | "Failed to initialize ACP Level!", return result); | |
2903 | ||
2904 | result = fiji_populate_smc_samu_level(hwmgr, table); | |
2905 | PP_ASSERT_WITH_CODE(0 == result, | |
2906 | "Failed to initialize SAMU Level!", return result); | |
2907 | ||
2908 | /* Since only the initial state is completely set up at this point | |
2909 | * (the other states are just copies of the boot state) we only | |
2910 | * need to populate the ARB settings for the initial state. | |
2911 | */ | |
2912 | result = fiji_program_memory_timing_parameters(hwmgr); | |
2913 | PP_ASSERT_WITH_CODE(0 == result, | |
2914 | "Failed to Write ARB settings for the initial state.", return result); | |
2915 | ||
2916 | result = fiji_populate_smc_uvd_level(hwmgr, table); | |
2917 | PP_ASSERT_WITH_CODE(0 == result, | |
2918 | "Failed to initialize UVD Level!", return result); | |
2919 | ||
2920 | result = fiji_populate_smc_boot_level(hwmgr, table); | |
2921 | PP_ASSERT_WITH_CODE(0 == result, | |
2922 | "Failed to initialize Boot Level!", return result); | |
2923 | ||
2924 | result = fiji_populate_smc_initailial_state(hwmgr); | |
2925 | PP_ASSERT_WITH_CODE(0 == result, | |
2926 | "Failed to initialize Boot State!", return result); | |
2927 | ||
2928 | result = fiji_populate_bapm_parameters_in_dpm_table(hwmgr); | |
2929 | PP_ASSERT_WITH_CODE(0 == result, | |
2930 | "Failed to populate BAPM Parameters!", return result); | |
2931 | ||
2932 | if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, | |
2933 | PHM_PlatformCaps_ClockStretcher)) { | |
2934 | result = fiji_populate_clock_stretcher_data_table(hwmgr); | |
2935 | PP_ASSERT_WITH_CODE(0 == result, | |
2936 | "Failed to populate Clock Stretcher Data Table!", | |
2937 | return result); | |
2938 | } | |
2939 | ||
2940 | table->GraphicsVoltageChangeEnable = 1; | |
2941 | table->GraphicsThermThrottleEnable = 1; | |
2942 | table->GraphicsInterval = 1; | |
2943 | table->VoltageInterval = 1; | |
2944 | table->ThermalInterval = 1; | |
2945 | table->TemperatureLimitHigh = | |
2946 | table_info->cac_dtp_table->usTargetOperatingTemp * | |
2947 | FIJI_Q88_FORMAT_CONVERSION_UNIT; | |
2948 | table->TemperatureLimitLow = | |
2949 | (table_info->cac_dtp_table->usTargetOperatingTemp - 1) * | |
2950 | FIJI_Q88_FORMAT_CONVERSION_UNIT; | |
2951 | table->MemoryVoltageChangeEnable = 1; | |
2952 | table->MemoryInterval = 1; | |
2953 | table->VoltageResponseTime = 0; | |
2954 | table->PhaseResponseTime = 0; | |
2955 | table->MemoryThermThrottleEnable = 1; | |
2956 | table->PCIeBootLinkLevel = 0; /* 0:Gen1 1:Gen2 2:Gen3*/ | |
2957 | table->PCIeGenInterval = 1; | |
2958 | ||
2959 | result = fiji_populate_vr_config(hwmgr, table); | |
2960 | PP_ASSERT_WITH_CODE(0 == result, | |
2961 | "Failed to populate VRConfig setting!", return result); | |
2962 | ||
2963 | table->ThermGpio = 17; | |
2964 | table->SclkStepSize = 0x4000; | |
2965 | ||
2966 | if (atomctrl_get_pp_assign_pin(hwmgr, VDDC_VRHOT_GPIO_PINID, &gpio_pin)) { | |
2967 | table->VRHotGpio = gpio_pin.uc_gpio_pin_bit_shift; | |
2968 | phm_cap_set(hwmgr->platform_descriptor.platformCaps, | |
2969 | PHM_PlatformCaps_RegulatorHot); | |
2970 | } else { | |
2971 | table->VRHotGpio = FIJI_UNUSED_GPIO_PIN; | |
2972 | phm_cap_unset(hwmgr->platform_descriptor.platformCaps, | |
2973 | PHM_PlatformCaps_RegulatorHot); | |
2974 | } | |
2975 | ||
2976 | if (atomctrl_get_pp_assign_pin(hwmgr, PP_AC_DC_SWITCH_GPIO_PINID, | |
2977 | &gpio_pin)) { | |
2978 | table->AcDcGpio = gpio_pin.uc_gpio_pin_bit_shift; | |
2979 | phm_cap_set(hwmgr->platform_descriptor.platformCaps, | |
2980 | PHM_PlatformCaps_AutomaticDCTransition); | |
2981 | } else { | |
2982 | table->AcDcGpio = FIJI_UNUSED_GPIO_PIN; | |
2983 | phm_cap_unset(hwmgr->platform_descriptor.platformCaps, | |
2984 | PHM_PlatformCaps_AutomaticDCTransition); | |
2985 | } | |
2986 | ||
2987 | /* Thermal Output GPIO */ | |
2988 | if (atomctrl_get_pp_assign_pin(hwmgr, THERMAL_INT_OUTPUT_GPIO_PINID, | |
2989 | &gpio_pin)) { | |
2990 | phm_cap_set(hwmgr->platform_descriptor.platformCaps, | |
2991 | PHM_PlatformCaps_ThermalOutGPIO); | |
2992 | ||
2993 | table->ThermOutGpio = gpio_pin.uc_gpio_pin_bit_shift; | |
2994 | ||
2995 | /* For porlarity read GPIOPAD_A with assigned Gpio pin | |
2996 | * since VBIOS will program this register to set 'inactive state', | |
2997 | * driver can then determine 'active state' from this and | |
2998 | * program SMU with correct polarity | |
2999 | */ | |
3000 | table->ThermOutPolarity = (0 == (cgs_read_register(hwmgr->device, mmGPIOPAD_A) & | |
3001 | (1 << gpio_pin.uc_gpio_pin_bit_shift))) ? 1:0; | |
3002 | table->ThermOutMode = SMU7_THERM_OUT_MODE_THERM_ONLY; | |
3003 | ||
3004 | /* if required, combine VRHot/PCC with thermal out GPIO */ | |
3005 | if(phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, | |
3006 | PHM_PlatformCaps_RegulatorHot) && | |
3007 | phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, | |
3008 | PHM_PlatformCaps_CombinePCCWithThermalSignal)) | |
3009 | table->ThermOutMode = SMU7_THERM_OUT_MODE_THERM_VRHOT; | |
3010 | } else { | |
3011 | phm_cap_unset(hwmgr->platform_descriptor.platformCaps, | |
3012 | PHM_PlatformCaps_ThermalOutGPIO); | |
3013 | table->ThermOutGpio = 17; | |
3014 | table->ThermOutPolarity = 1; | |
3015 | table->ThermOutMode = SMU7_THERM_OUT_MODE_DISABLE; | |
3016 | } | |
3017 | ||
3018 | for (i = 0; i < SMU73_MAX_ENTRIES_SMIO; i++) | |
3019 | table->Smio[i] = PP_HOST_TO_SMC_UL(table->Smio[i]); | |
3020 | ||
3021 | CONVERT_FROM_HOST_TO_SMC_UL(table->SystemFlags); | |
3022 | CONVERT_FROM_HOST_TO_SMC_UL(table->VRConfig); | |
3023 | CONVERT_FROM_HOST_TO_SMC_UL(table->SmioMask1); | |
3024 | CONVERT_FROM_HOST_TO_SMC_UL(table->SmioMask2); | |
3025 | CONVERT_FROM_HOST_TO_SMC_UL(table->SclkStepSize); | |
3026 | CONVERT_FROM_HOST_TO_SMC_US(table->TemperatureLimitHigh); | |
3027 | CONVERT_FROM_HOST_TO_SMC_US(table->TemperatureLimitLow); | |
3028 | CONVERT_FROM_HOST_TO_SMC_US(table->VoltageResponseTime); | |
3029 | CONVERT_FROM_HOST_TO_SMC_US(table->PhaseResponseTime); | |
3030 | ||
3031 | /* Upload all dpm data to SMC memory.(dpm level, dpm level count etc) */ | |
3032 | result = fiji_copy_bytes_to_smc(hwmgr->smumgr, | |
3033 | data->dpm_table_start + | |
3034 | offsetof(SMU73_Discrete_DpmTable, SystemFlags), | |
3035 | (uint8_t *)&(table->SystemFlags), | |
3036 | sizeof(SMU73_Discrete_DpmTable) - 3 * sizeof(SMU73_PIDController), | |
3037 | data->sram_end); | |
3038 | PP_ASSERT_WITH_CODE(0 == result, | |
3039 | "Failed to upload dpm data to SMC memory!", return result); | |
3040 | ||
3041 | return 0; | |
3042 | } | |
3043 | ||
3044 | /** | |
3045 | * Initialize the ARB DRAM timing table's index field. | |
3046 | * | |
3047 | * @param hwmgr the address of the powerplay hardware manager. | |
3048 | * @return always 0 | |
3049 | */ | |
3050 | static int fiji_init_arb_table_index(struct pp_hwmgr *hwmgr) | |
3051 | { | |
3052 | const struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
3053 | uint32_t tmp; | |
3054 | int result; | |
3055 | ||
3056 | /* This is a read-modify-write on the first byte of the ARB table. | |
3057 | * The first byte in the SMU73_Discrete_MCArbDramTimingTable structure | |
3058 | * is the field 'current'. | |
3059 | * This solution is ugly, but we never write the whole table only | |
3060 | * individual fields in it. | |
3061 | * In reality this field should not be in that structure | |
3062 | * but in a soft register. | |
3063 | */ | |
3064 | result = fiji_read_smc_sram_dword(hwmgr->smumgr, | |
3065 | data->arb_table_start, &tmp, data->sram_end); | |
3066 | ||
3067 | if (result) | |
3068 | return result; | |
3069 | ||
3070 | tmp &= 0x00FFFFFF; | |
3071 | tmp |= ((uint32_t)MC_CG_ARB_FREQ_F1) << 24; | |
3072 | ||
3073 | return fiji_write_smc_sram_dword(hwmgr->smumgr, | |
3074 | data->arb_table_start, tmp, data->sram_end); | |
3075 | } | |
3076 | ||
3077 | static int fiji_enable_vrhot_gpio_interrupt(struct pp_hwmgr *hwmgr) | |
3078 | { | |
3079 | if(phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, | |
3080 | PHM_PlatformCaps_RegulatorHot)) | |
3081 | return smum_send_msg_to_smc(hwmgr->smumgr, | |
3082 | PPSMC_MSG_EnableVRHotGPIOInterrupt); | |
3083 | ||
3084 | return 0; | |
3085 | } | |
3086 | ||
3087 | static int fiji_enable_sclk_control(struct pp_hwmgr *hwmgr) | |
3088 | { | |
3089 | PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, SCLK_PWRMGT_CNTL, | |
3090 | SCLK_PWRMGT_OFF, 0); | |
3091 | return 0; | |
3092 | } | |
3093 | ||
3094 | static int fiji_enable_ulv(struct pp_hwmgr *hwmgr) | |
3095 | { | |
3096 | struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
3097 | struct fiji_ulv_parm *ulv = &(data->ulv); | |
3098 | ||
3099 | if (ulv->ulv_supported) | |
3100 | return smum_send_msg_to_smc(hwmgr->smumgr, PPSMC_MSG_EnableULV); | |
3101 | ||
3102 | return 0; | |
3103 | } | |
3104 | ||
3105 | static int fiji_enable_deep_sleep_master_switch(struct pp_hwmgr *hwmgr) | |
3106 | { | |
3107 | if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, | |
3108 | PHM_PlatformCaps_SclkDeepSleep)) { | |
3109 | if (smum_send_msg_to_smc(hwmgr->smumgr, PPSMC_MSG_MASTER_DeepSleep_ON)) | |
3110 | PP_ASSERT_WITH_CODE(false, | |
3111 | "Attempt to enable Master Deep Sleep switch failed!", | |
3112 | return -1); | |
3113 | } else { | |
3114 | if (smum_send_msg_to_smc(hwmgr->smumgr, | |
3115 | PPSMC_MSG_MASTER_DeepSleep_OFF)) { | |
3116 | PP_ASSERT_WITH_CODE(false, | |
3117 | "Attempt to disable Master Deep Sleep switch failed!", | |
3118 | return -1); | |
3119 | } | |
3120 | } | |
3121 | ||
3122 | return 0; | |
3123 | } | |
3124 | ||
3125 | static int fiji_enable_sclk_mclk_dpm(struct pp_hwmgr *hwmgr) | |
3126 | { | |
3127 | struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
3128 | uint32_t val, val0, val2; | |
3129 | uint32_t i, cpl_cntl, cpl_threshold, mc_threshold; | |
3130 | ||
3131 | /* enable SCLK dpm */ | |
3132 | if(!data->sclk_dpm_key_disabled) | |
3133 | PP_ASSERT_WITH_CODE( | |
3134 | (0 == smum_send_msg_to_smc(hwmgr->smumgr, PPSMC_MSG_DPM_Enable)), | |
3135 | "Failed to enable SCLK DPM during DPM Start Function!", | |
3136 | return -1); | |
3137 | ||
3138 | /* enable MCLK dpm */ | |
3139 | if(0 == data->mclk_dpm_key_disabled) { | |
3140 | cpl_threshold = 0; | |
3141 | mc_threshold = 0; | |
3142 | ||
3143 | /* Read per MCD tile (0 - 7) */ | |
3144 | for (i = 0; i < 8; i++) { | |
3145 | PHM_WRITE_FIELD(hwmgr->device, MC_CONFIG_MCD, MC_RD_ENABLE, i); | |
3146 | val = cgs_read_register(hwmgr->device, mmMC_SEQ_RESERVE_0_S) & 0xf0000000; | |
3147 | if (0xf0000000 != val) { | |
3148 | /* count number of MCQ that has channel(s) enabled */ | |
3149 | cpl_threshold++; | |
3150 | /* only harvest 3 or full 4 supported */ | |
3151 | mc_threshold = val ? 3 : 4; | |
3152 | } | |
3153 | } | |
3154 | PP_ASSERT_WITH_CODE(0 != cpl_threshold, | |
3155 | "Number of MCQ is zero!", return -EINVAL;); | |
3156 | ||
3157 | mc_threshold = ((mc_threshold & LCAC_MC0_CNTL__MC0_THRESHOLD_MASK) << | |
3158 | LCAC_MC0_CNTL__MC0_THRESHOLD__SHIFT) | | |
3159 | LCAC_MC0_CNTL__MC0_ENABLE_MASK; | |
3160 | cpl_cntl = ((cpl_threshold & LCAC_CPL_CNTL__CPL_THRESHOLD_MASK) << | |
3161 | LCAC_CPL_CNTL__CPL_THRESHOLD__SHIFT) | | |
3162 | LCAC_CPL_CNTL__CPL_ENABLE_MASK; | |
3163 | cpl_cntl = (cpl_cntl | (8 << LCAC_CPL_CNTL__CPL_BLOCK_ID__SHIFT)); | |
3164 | cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, | |
3165 | ixLCAC_MC0_CNTL, mc_threshold); | |
3166 | cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, | |
3167 | ixLCAC_MC1_CNTL, mc_threshold); | |
3168 | if (8 == cpl_threshold) { | |
3169 | cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, | |
3170 | ixLCAC_MC2_CNTL, mc_threshold); | |
3171 | cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, | |
3172 | ixLCAC_MC3_CNTL, mc_threshold); | |
3173 | cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, | |
3174 | ixLCAC_MC4_CNTL, mc_threshold); | |
3175 | cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, | |
3176 | ixLCAC_MC5_CNTL, mc_threshold); | |
3177 | cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, | |
3178 | ixLCAC_MC6_CNTL, mc_threshold); | |
3179 | cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, | |
3180 | ixLCAC_MC7_CNTL, mc_threshold); | |
3181 | } | |
3182 | cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, | |
3183 | ixLCAC_CPL_CNTL, cpl_cntl); | |
3184 | ||
3185 | udelay(5); | |
3186 | ||
3187 | mc_threshold = mc_threshold | | |
3188 | (1 << LCAC_MC0_CNTL__MC0_SIGNAL_ID__SHIFT); | |
3189 | cpl_cntl = cpl_cntl | (1 << LCAC_CPL_CNTL__CPL_SIGNAL_ID__SHIFT); | |
3190 | cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, | |
3191 | ixLCAC_MC0_CNTL, mc_threshold); | |
3192 | cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, | |
3193 | ixLCAC_MC1_CNTL, mc_threshold); | |
3194 | if (8 == cpl_threshold) { | |
3195 | cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, | |
3196 | ixLCAC_MC2_CNTL, mc_threshold); | |
3197 | cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, | |
3198 | ixLCAC_MC3_CNTL, mc_threshold); | |
3199 | cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, | |
3200 | ixLCAC_MC4_CNTL, mc_threshold); | |
3201 | cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, | |
3202 | ixLCAC_MC5_CNTL, mc_threshold); | |
3203 | cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, | |
3204 | ixLCAC_MC6_CNTL, mc_threshold); | |
3205 | cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, | |
3206 | ixLCAC_MC7_CNTL, mc_threshold); | |
3207 | } | |
3208 | cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, | |
3209 | ixLCAC_CPL_CNTL, cpl_cntl); | |
3210 | ||
3211 | /* Program CAC_EN per MCD (0-7) Tile */ | |
3212 | val0 = val = cgs_read_register(hwmgr->device, mmMC_CONFIG_MCD); | |
3213 | val &= ~(MC_CONFIG_MCD__MCD0_WR_ENABLE_MASK | | |
3214 | MC_CONFIG_MCD__MCD1_WR_ENABLE_MASK | | |
3215 | MC_CONFIG_MCD__MCD2_WR_ENABLE_MASK | | |
3216 | MC_CONFIG_MCD__MCD3_WR_ENABLE_MASK | | |
3217 | MC_CONFIG_MCD__MCD4_WR_ENABLE_MASK | | |
3218 | MC_CONFIG_MCD__MCD5_WR_ENABLE_MASK | | |
3219 | MC_CONFIG_MCD__MCD6_WR_ENABLE_MASK | | |
3220 | MC_CONFIG_MCD__MCD7_WR_ENABLE_MASK | | |
3221 | MC_CONFIG_MCD__MC_RD_ENABLE_MASK); | |
3222 | ||
3223 | for (i = 0; i < 8; i++) { | |
3224 | /* Enable MCD i Tile read & write */ | |
3225 | val2 = (val | (i << MC_CONFIG_MCD__MC_RD_ENABLE__SHIFT) | | |
3226 | (1 << i)); | |
3227 | cgs_write_register(hwmgr->device, mmMC_CONFIG_MCD, val2); | |
3228 | /* Enbale CAC_ON MCD i Tile */ | |
3229 | val2 = cgs_read_register(hwmgr->device, mmMC_SEQ_CNTL); | |
3230 | val2 |= MC_SEQ_CNTL__CAC_EN_MASK; | |
3231 | cgs_write_register(hwmgr->device, mmMC_SEQ_CNTL, val2); | |
3232 | } | |
3233 | /* Set MC_CONFIG_MCD back to its default setting val0 */ | |
3234 | cgs_write_register(hwmgr->device, mmMC_CONFIG_MCD, val0); | |
3235 | ||
3236 | PP_ASSERT_WITH_CODE( | |
3237 | (0 == smum_send_msg_to_smc(hwmgr->smumgr, | |
3238 | PPSMC_MSG_MCLKDPM_Enable)), | |
3239 | "Failed to enable MCLK DPM during DPM Start Function!", | |
3240 | return -1); | |
3241 | } | |
3242 | return 0; | |
3243 | } | |
3244 | ||
3245 | static int fiji_start_dpm(struct pp_hwmgr *hwmgr) | |
3246 | { | |
3247 | struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
3248 | ||
3249 | /*enable general power management */ | |
3250 | PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, GENERAL_PWRMGT, | |
3251 | GLOBAL_PWRMGT_EN, 1); | |
3252 | /* enable sclk deep sleep */ | |
3253 | PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, SCLK_PWRMGT_CNTL, | |
3254 | DYNAMIC_PM_EN, 1); | |
3255 | /* prepare for PCIE DPM */ | |
3256 | cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, | |
3257 | data->soft_regs_start + offsetof(SMU73_SoftRegisters, | |
3258 | VoltageChangeTimeout), 0x1000); | |
3259 | PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__PCIE, | |
3260 | SWRST_COMMAND_1, RESETLC, 0x0); | |
3261 | ||
3262 | PP_ASSERT_WITH_CODE( | |
3263 | (0 == smum_send_msg_to_smc(hwmgr->smumgr, | |
3264 | PPSMC_MSG_Voltage_Cntl_Enable)), | |
3265 | "Failed to enable voltage DPM during DPM Start Function!", | |
3266 | return -1); | |
3267 | ||
3268 | if (fiji_enable_sclk_mclk_dpm(hwmgr)) { | |
3269 | printk(KERN_ERR "Failed to enable Sclk DPM and Mclk DPM!"); | |
3270 | return -1; | |
3271 | } | |
3272 | ||
3273 | /* enable PCIE dpm */ | |
3274 | if(!data->pcie_dpm_key_disabled) { | |
3275 | PP_ASSERT_WITH_CODE( | |
3276 | (0 == smum_send_msg_to_smc(hwmgr->smumgr, | |
3277 | PPSMC_MSG_PCIeDPM_Enable)), | |
3278 | "Failed to enable pcie DPM during DPM Start Function!", | |
3279 | return -1); | |
3280 | } | |
3281 | ||
3282 | return 0; | |
3283 | } | |
3284 | ||
3285 | static void fiji_set_dpm_event_sources(struct pp_hwmgr *hwmgr, | |
3286 | uint32_t sources) | |
3287 | { | |
3288 | bool protection; | |
3289 | enum DPM_EVENT_SRC src; | |
3290 | ||
3291 | switch (sources) { | |
3292 | default: | |
3293 | printk(KERN_ERR "Unknown throttling event sources."); | |
3294 | /* fall through */ | |
3295 | case 0: | |
3296 | protection = false; | |
3297 | /* src is unused */ | |
3298 | break; | |
3299 | case (1 << PHM_AutoThrottleSource_Thermal): | |
3300 | protection = true; | |
3301 | src = DPM_EVENT_SRC_DIGITAL; | |
3302 | break; | |
3303 | case (1 << PHM_AutoThrottleSource_External): | |
3304 | protection = true; | |
3305 | src = DPM_EVENT_SRC_EXTERNAL; | |
3306 | break; | |
3307 | case (1 << PHM_AutoThrottleSource_External) | | |
3308 | (1 << PHM_AutoThrottleSource_Thermal): | |
3309 | protection = true; | |
3310 | src = DPM_EVENT_SRC_DIGITAL_OR_EXTERNAL; | |
3311 | break; | |
3312 | } | |
3313 | /* Order matters - don't enable thermal protection for the wrong source. */ | |
3314 | if (protection) { | |
3315 | PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, CG_THERMAL_CTRL, | |
3316 | DPM_EVENT_SRC, src); | |
3317 | PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, GENERAL_PWRMGT, | |
3318 | THERMAL_PROTECTION_DIS, | |
3319 | phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, | |
3320 | PHM_PlatformCaps_ThermalController)); | |
3321 | } else | |
3322 | PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, GENERAL_PWRMGT, | |
3323 | THERMAL_PROTECTION_DIS, 1); | |
3324 | } | |
3325 | ||
3326 | static int fiji_enable_auto_throttle_source(struct pp_hwmgr *hwmgr, | |
3327 | PHM_AutoThrottleSource source) | |
3328 | { | |
3329 | struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
3330 | ||
3331 | if (!(data->active_auto_throttle_sources & (1 << source))) { | |
3332 | data->active_auto_throttle_sources |= 1 << source; | |
3333 | fiji_set_dpm_event_sources(hwmgr, data->active_auto_throttle_sources); | |
3334 | } | |
3335 | return 0; | |
3336 | } | |
3337 | ||
3338 | static int fiji_enable_thermal_auto_throttle(struct pp_hwmgr *hwmgr) | |
3339 | { | |
3340 | return fiji_enable_auto_throttle_source(hwmgr, PHM_AutoThrottleSource_Thermal); | |
3341 | } | |
3342 | ||
3343 | static int fiji_enable_dpm_tasks(struct pp_hwmgr *hwmgr) | |
3344 | { | |
3345 | int tmp_result, result = 0; | |
3346 | ||
3347 | tmp_result = (!fiji_is_dpm_running(hwmgr))? 0 : -1; | |
3348 | PP_ASSERT_WITH_CODE(result == 0, | |
3349 | "DPM is already running right now, no need to enable DPM!", | |
3350 | return 0); | |
3351 | ||
3352 | if (fiji_voltage_control(hwmgr)) { | |
3353 | tmp_result = fiji_enable_voltage_control(hwmgr); | |
3354 | PP_ASSERT_WITH_CODE(tmp_result == 0, | |
3355 | "Failed to enable voltage control!", | |
3356 | result = tmp_result); | |
3357 | } | |
3358 | ||
3359 | if (fiji_voltage_control(hwmgr)) { | |
3360 | tmp_result = fiji_construct_voltage_tables(hwmgr); | |
3361 | PP_ASSERT_WITH_CODE((0 == tmp_result), | |
3362 | "Failed to contruct voltage tables!", | |
3363 | result = tmp_result); | |
3364 | } | |
3365 | ||
3366 | tmp_result = fiji_initialize_mc_reg_table(hwmgr); | |
3367 | PP_ASSERT_WITH_CODE((0 == tmp_result), | |
3368 | "Failed to initialize MC reg table!", result = tmp_result); | |
3369 | ||
3370 | if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, | |
3371 | PHM_PlatformCaps_EngineSpreadSpectrumSupport)) | |
3372 | PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, | |
3373 | GENERAL_PWRMGT, DYN_SPREAD_SPECTRUM_EN, 1); | |
3374 | ||
3375 | if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, | |
3376 | PHM_PlatformCaps_ThermalController)) | |
3377 | PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, | |
3378 | GENERAL_PWRMGT, THERMAL_PROTECTION_DIS, 0); | |
3379 | ||
3380 | tmp_result = fiji_program_static_screen_threshold_parameters(hwmgr); | |
3381 | PP_ASSERT_WITH_CODE((0 == tmp_result), | |
3382 | "Failed to program static screen threshold parameters!", | |
3383 | result = tmp_result); | |
3384 | ||
3385 | tmp_result = fiji_enable_display_gap(hwmgr); | |
3386 | PP_ASSERT_WITH_CODE((0 == tmp_result), | |
3387 | "Failed to enable display gap!", result = tmp_result); | |
3388 | ||
3389 | tmp_result = fiji_program_voting_clients(hwmgr); | |
3390 | PP_ASSERT_WITH_CODE((0 == tmp_result), | |
3391 | "Failed to program voting clients!", result = tmp_result); | |
3392 | ||
3393 | tmp_result = fiji_process_firmware_header(hwmgr); | |
3394 | PP_ASSERT_WITH_CODE((0 == tmp_result), | |
3395 | "Failed to process firmware header!", result = tmp_result); | |
3396 | ||
3397 | tmp_result = fiji_initial_switch_from_arbf0_to_f1(hwmgr); | |
3398 | PP_ASSERT_WITH_CODE((0 == tmp_result), | |
3399 | "Failed to initialize switch from ArbF0 to F1!", | |
3400 | result = tmp_result); | |
3401 | ||
3402 | tmp_result = fiji_init_smc_table(hwmgr); | |
3403 | PP_ASSERT_WITH_CODE((0 == tmp_result), | |
3404 | "Failed to initialize SMC table!", result = tmp_result); | |
3405 | ||
3406 | tmp_result = fiji_init_arb_table_index(hwmgr); | |
3407 | PP_ASSERT_WITH_CODE((0 == tmp_result), | |
3408 | "Failed to initialize ARB table index!", result = tmp_result); | |
3409 | ||
3410 | tmp_result = fiji_populate_pm_fuses(hwmgr); | |
3411 | PP_ASSERT_WITH_CODE((0 == tmp_result), | |
3412 | "Failed to populate PM fuses!", result = tmp_result); | |
3413 | ||
3414 | tmp_result = fiji_enable_vrhot_gpio_interrupt(hwmgr); | |
3415 | PP_ASSERT_WITH_CODE((0 == tmp_result), | |
3416 | "Failed to enable VR hot GPIO interrupt!", result = tmp_result); | |
3417 | ||
3418 | tmp_result = fiji_enable_sclk_control(hwmgr); | |
3419 | PP_ASSERT_WITH_CODE((0 == tmp_result), | |
3420 | "Failed to enable SCLK control!", result = tmp_result); | |
3421 | ||
3422 | tmp_result = fiji_enable_ulv(hwmgr); | |
3423 | PP_ASSERT_WITH_CODE((0 == tmp_result), | |
3424 | "Failed to enable ULV!", result = tmp_result); | |
3425 | ||
3426 | tmp_result = fiji_enable_deep_sleep_master_switch(hwmgr); | |
3427 | PP_ASSERT_WITH_CODE((0 == tmp_result), | |
3428 | "Failed to enable deep sleep master switch!", result = tmp_result); | |
3429 | ||
3430 | tmp_result = fiji_start_dpm(hwmgr); | |
3431 | PP_ASSERT_WITH_CODE((0 == tmp_result), | |
3432 | "Failed to start DPM!", result = tmp_result); | |
3433 | ||
3434 | tmp_result = fiji_enable_smc_cac(hwmgr); | |
3435 | PP_ASSERT_WITH_CODE((0 == tmp_result), | |
3436 | "Failed to enable SMC CAC!", result = tmp_result); | |
3437 | ||
3438 | tmp_result = fiji_enable_power_containment(hwmgr); | |
3439 | PP_ASSERT_WITH_CODE((0 == tmp_result), | |
3440 | "Failed to enable power containment!", result = tmp_result); | |
3441 | ||
3442 | tmp_result = fiji_power_control_set_level(hwmgr); | |
3443 | PP_ASSERT_WITH_CODE((0 == tmp_result), | |
3444 | "Failed to power control set level!", result = tmp_result); | |
3445 | ||
3446 | tmp_result = fiji_enable_thermal_auto_throttle(hwmgr); | |
3447 | PP_ASSERT_WITH_CODE((0 == tmp_result), | |
3448 | "Failed to enable thermal auto throttle!", result = tmp_result); | |
3449 | ||
3450 | return result; | |
3451 | } | |
3452 | ||
3453 | static int fiji_force_dpm_highest(struct pp_hwmgr *hwmgr) | |
3454 | { | |
3455 | struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
3456 | uint32_t level, tmp; | |
3457 | ||
3458 | if (!data->sclk_dpm_key_disabled) { | |
3459 | if (data->dpm_level_enable_mask.sclk_dpm_enable_mask) { | |
3460 | level = 0; | |
3461 | tmp = data->dpm_level_enable_mask.sclk_dpm_enable_mask; | |
3462 | while (tmp >>= 1) | |
3463 | level++; | |
3464 | if (level) | |
3465 | smum_send_msg_to_smc_with_parameter(hwmgr->smumgr, | |
3466 | PPSMC_MSG_SCLKDPM_SetEnabledMask, | |
3467 | (1 << level)); | |
3468 | } | |
3469 | } | |
3470 | ||
3471 | if (!data->mclk_dpm_key_disabled) { | |
3472 | if (data->dpm_level_enable_mask.mclk_dpm_enable_mask) { | |
3473 | level = 0; | |
3474 | tmp = data->dpm_level_enable_mask.mclk_dpm_enable_mask; | |
3475 | while (tmp >>= 1) | |
3476 | level++; | |
3477 | if (level) | |
3478 | smum_send_msg_to_smc_with_parameter(hwmgr->smumgr, | |
3479 | PPSMC_MSG_MCLKDPM_SetEnabledMask, | |
3480 | (1 << level)); | |
3481 | } | |
3482 | } | |
3483 | ||
3484 | if (!data->pcie_dpm_key_disabled) { | |
3485 | if (data->dpm_level_enable_mask.pcie_dpm_enable_mask) { | |
3486 | level = 0; | |
3487 | tmp = data->dpm_level_enable_mask.pcie_dpm_enable_mask; | |
3488 | while (tmp >>= 1) | |
3489 | level++; | |
3490 | if (level) | |
3491 | smum_send_msg_to_smc_with_parameter(hwmgr->smumgr, | |
3492 | PPSMC_MSG_PCIeDPM_ForceLevel, | |
3493 | (1 << level)); | |
3494 | } | |
3495 | } | |
3496 | return 0; | |
3497 | } | |
3498 | ||
3499 | static void fiji_apply_dal_min_voltage_request(struct pp_hwmgr *hwmgr) | |
3500 | { | |
3501 | struct phm_ppt_v1_information *table_info = | |
3502 | (struct phm_ppt_v1_information *)hwmgr->pptable; | |
3503 | struct phm_clock_voltage_dependency_table *table = | |
3504 | table_info->vddc_dep_on_dal_pwrl; | |
3505 | struct phm_ppt_v1_clock_voltage_dependency_table *vddc_table; | |
3506 | enum PP_DAL_POWERLEVEL dal_power_level = hwmgr->dal_power_level; | |
3507 | uint32_t req_vddc = 0, req_volt, i; | |
3508 | ||
3509 | if (!table && !(dal_power_level >= PP_DAL_POWERLEVEL_ULTRALOW && | |
3510 | dal_power_level <= PP_DAL_POWERLEVEL_PERFORMANCE)) | |
3511 | return; | |
3512 | ||
3513 | for (i= 0; i < table->count; i++) { | |
3514 | if (dal_power_level == table->entries[i].clk) { | |
3515 | req_vddc = table->entries[i].v; | |
3516 | break; | |
3517 | } | |
3518 | } | |
3519 | ||
3520 | vddc_table = table_info->vdd_dep_on_sclk; | |
3521 | for (i= 0; i < vddc_table->count; i++) { | |
3522 | if (req_vddc <= vddc_table->entries[i].vddc) { | |
3523 | req_volt = (((uint32_t)vddc_table->entries[i].vddc) * VOLTAGE_SCALE) | |
3524 | << VDDC_SHIFT; | |
3525 | smum_send_msg_to_smc_with_parameter(hwmgr->smumgr, | |
3526 | PPSMC_MSG_VddC_Request, req_volt); | |
3527 | return; | |
3528 | } | |
3529 | } | |
3530 | printk(KERN_ERR "DAL requested level can not" | |
3531 | " found a available voltage in VDDC DPM Table \n"); | |
3532 | } | |
3533 | ||
3534 | static int fiji_upload_dpmlevel_enable_mask(struct pp_hwmgr *hwmgr) | |
3535 | { | |
3536 | struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
3537 | ||
3538 | fiji_apply_dal_min_voltage_request(hwmgr); | |
3539 | ||
3540 | if (!data->sclk_dpm_key_disabled) { | |
3541 | if (data->dpm_level_enable_mask.sclk_dpm_enable_mask) | |
3542 | smum_send_msg_to_smc_with_parameter(hwmgr->smumgr, | |
3543 | PPSMC_MSG_SCLKDPM_SetEnabledMask, | |
3544 | data->dpm_level_enable_mask.sclk_dpm_enable_mask); | |
3545 | } | |
3546 | return 0; | |
3547 | } | |
3548 | ||
3549 | static int fiji_unforce_dpm_levels(struct pp_hwmgr *hwmgr) | |
3550 | { | |
3551 | struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
3552 | ||
3553 | if (!fiji_is_dpm_running(hwmgr)) | |
3554 | return -EINVAL; | |
3555 | ||
3556 | if (!data->pcie_dpm_key_disabled) { | |
3557 | smum_send_msg_to_smc(hwmgr->smumgr, | |
3558 | PPSMC_MSG_PCIeDPM_UnForceLevel); | |
3559 | } | |
3560 | ||
3561 | return fiji_upload_dpmlevel_enable_mask(hwmgr); | |
3562 | } | |
3563 | ||
3564 | static uint32_t fiji_get_lowest_enabled_level( | |
3565 | struct pp_hwmgr *hwmgr, uint32_t mask) | |
3566 | { | |
3567 | uint32_t level = 0; | |
3568 | ||
3569 | while(0 == (mask & (1 << level))) | |
3570 | level++; | |
3571 | ||
3572 | return level; | |
3573 | } | |
3574 | ||
3575 | static int fiji_force_dpm_lowest(struct pp_hwmgr *hwmgr) | |
3576 | { | |
3577 | struct fiji_hwmgr *data = | |
3578 | (struct fiji_hwmgr *)(hwmgr->backend); | |
74c577b0 | 3579 | uint32_t level; |
aabcb7c1 | 3580 | |
aabcb7c1 EH |
3581 | if (!data->sclk_dpm_key_disabled) |
3582 | if (data->dpm_level_enable_mask.sclk_dpm_enable_mask) { | |
3583 | level = fiji_get_lowest_enabled_level(hwmgr, | |
74c577b0 | 3584 | data->dpm_level_enable_mask.sclk_dpm_enable_mask); |
aabcb7c1 | 3585 | smum_send_msg_to_smc_with_parameter(hwmgr->smumgr, |
74c577b0 AD |
3586 | PPSMC_MSG_SCLKDPM_SetEnabledMask, |
3587 | (1 << level)); | |
3588 | ||
3589 | } | |
3590 | ||
3591 | if (!data->mclk_dpm_key_disabled) { | |
3592 | if (data->dpm_level_enable_mask.mclk_dpm_enable_mask) { | |
3593 | level = fiji_get_lowest_enabled_level(hwmgr, | |
3594 | data->dpm_level_enable_mask.mclk_dpm_enable_mask); | |
3595 | smum_send_msg_to_smc_with_parameter(hwmgr->smumgr, | |
3596 | PPSMC_MSG_MCLKDPM_SetEnabledMask, | |
3597 | (1 << level)); | |
3598 | } | |
3599 | } | |
aabcb7c1 | 3600 | |
74c577b0 AD |
3601 | if (!data->pcie_dpm_key_disabled) { |
3602 | if (data->dpm_level_enable_mask.pcie_dpm_enable_mask) { | |
3603 | level = fiji_get_lowest_enabled_level(hwmgr, | |
3604 | data->dpm_level_enable_mask.pcie_dpm_enable_mask); | |
3605 | smum_send_msg_to_smc_with_parameter(hwmgr->smumgr, | |
3606 | PPSMC_MSG_PCIeDPM_ForceLevel, | |
3607 | (1 << level)); | |
3608 | } | |
aabcb7c1 | 3609 | } |
74c577b0 | 3610 | |
aabcb7c1 EH |
3611 | return 0; |
3612 | ||
3613 | } | |
3614 | static int fiji_dpm_force_dpm_level(struct pp_hwmgr *hwmgr, | |
3615 | enum amd_dpm_forced_level level) | |
3616 | { | |
3617 | int ret = 0; | |
3618 | ||
3619 | switch (level) { | |
3620 | case AMD_DPM_FORCED_LEVEL_HIGH: | |
3621 | ret = fiji_force_dpm_highest(hwmgr); | |
3622 | if (ret) | |
3623 | return ret; | |
3624 | break; | |
3625 | case AMD_DPM_FORCED_LEVEL_LOW: | |
3626 | ret = fiji_force_dpm_lowest(hwmgr); | |
3627 | if (ret) | |
3628 | return ret; | |
3629 | break; | |
3630 | case AMD_DPM_FORCED_LEVEL_AUTO: | |
3631 | ret = fiji_unforce_dpm_levels(hwmgr); | |
3632 | if (ret) | |
3633 | return ret; | |
3634 | break; | |
3635 | default: | |
3636 | break; | |
3637 | } | |
3638 | ||
3639 | hwmgr->dpm_level = level; | |
3640 | ||
3641 | return ret; | |
3642 | } | |
3643 | ||
3644 | static int fiji_get_power_state_size(struct pp_hwmgr *hwmgr) | |
3645 | { | |
3646 | return sizeof(struct fiji_power_state); | |
3647 | } | |
3648 | ||
3649 | static int fiji_get_pp_table_entry_callback_func(struct pp_hwmgr *hwmgr, | |
3650 | void *state, struct pp_power_state *power_state, | |
3651 | void *pp_table, uint32_t classification_flag) | |
3652 | { | |
3653 | struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
3654 | struct fiji_power_state *fiji_power_state = | |
3655 | (struct fiji_power_state *)(&(power_state->hardware)); | |
3656 | struct fiji_performance_level *performance_level; | |
3657 | ATOM_Tonga_State *state_entry = (ATOM_Tonga_State *)state; | |
3658 | ATOM_Tonga_POWERPLAYTABLE *powerplay_table = | |
3659 | (ATOM_Tonga_POWERPLAYTABLE *)pp_table; | |
3660 | ATOM_Tonga_SCLK_Dependency_Table *sclk_dep_table = | |
3661 | (ATOM_Tonga_SCLK_Dependency_Table *) | |
3662 | (((unsigned long)powerplay_table) + | |
3663 | le16_to_cpu(powerplay_table->usSclkDependencyTableOffset)); | |
3664 | ATOM_Tonga_MCLK_Dependency_Table *mclk_dep_table = | |
3665 | (ATOM_Tonga_MCLK_Dependency_Table *) | |
3666 | (((unsigned long)powerplay_table) + | |
3667 | le16_to_cpu(powerplay_table->usMclkDependencyTableOffset)); | |
3668 | ||
3669 | /* The following fields are not initialized here: id orderedList allStatesList */ | |
3670 | power_state->classification.ui_label = | |
3671 | (le16_to_cpu(state_entry->usClassification) & | |
3672 | ATOM_PPLIB_CLASSIFICATION_UI_MASK) >> | |
3673 | ATOM_PPLIB_CLASSIFICATION_UI_SHIFT; | |
3674 | power_state->classification.flags = classification_flag; | |
3675 | /* NOTE: There is a classification2 flag in BIOS that is not being used right now */ | |
3676 | ||
3677 | power_state->classification.temporary_state = false; | |
3678 | power_state->classification.to_be_deleted = false; | |
3679 | ||
3680 | power_state->validation.disallowOnDC = | |
3681 | (0 != (le32_to_cpu(state_entry->ulCapsAndSettings) & | |
3682 | ATOM_Tonga_DISALLOW_ON_DC)); | |
3683 | ||
3684 | power_state->pcie.lanes = 0; | |
3685 | ||
3686 | power_state->display.disableFrameModulation = false; | |
3687 | power_state->display.limitRefreshrate = false; | |
3688 | power_state->display.enableVariBright = | |
3689 | (0 != (le32_to_cpu(state_entry->ulCapsAndSettings) & | |
3690 | ATOM_Tonga_ENABLE_VARIBRIGHT)); | |
3691 | ||
3692 | power_state->validation.supportedPowerLevels = 0; | |
3693 | power_state->uvd_clocks.VCLK = 0; | |
3694 | power_state->uvd_clocks.DCLK = 0; | |
3695 | power_state->temperatures.min = 0; | |
3696 | power_state->temperatures.max = 0; | |
3697 | ||
3698 | performance_level = &(fiji_power_state->performance_levels | |
3699 | [fiji_power_state->performance_level_count++]); | |
3700 | ||
3701 | PP_ASSERT_WITH_CODE( | |
3702 | (fiji_power_state->performance_level_count < SMU73_MAX_LEVELS_GRAPHICS), | |
3703 | "Performance levels exceeds SMC limit!", | |
3704 | return -1); | |
3705 | ||
3706 | PP_ASSERT_WITH_CODE( | |
3707 | (fiji_power_state->performance_level_count <= | |
3708 | hwmgr->platform_descriptor.hardwareActivityPerformanceLevels), | |
3709 | "Performance levels exceeds Driver limit!", | |
3710 | return -1); | |
3711 | ||
3712 | /* Performance levels are arranged from low to high. */ | |
3713 | performance_level->memory_clock = mclk_dep_table->entries | |
3714 | [state_entry->ucMemoryClockIndexLow].ulMclk; | |
3715 | performance_level->engine_clock = sclk_dep_table->entries | |
3716 | [state_entry->ucEngineClockIndexLow].ulSclk; | |
3717 | performance_level->pcie_gen = get_pcie_gen_support(data->pcie_gen_cap, | |
3718 | state_entry->ucPCIEGenLow); | |
3719 | performance_level->pcie_lane = get_pcie_lane_support(data->pcie_lane_cap, | |
3720 | state_entry->ucPCIELaneHigh); | |
3721 | ||
3722 | performance_level = &(fiji_power_state->performance_levels | |
3723 | [fiji_power_state->performance_level_count++]); | |
3724 | performance_level->memory_clock = mclk_dep_table->entries | |
3725 | [state_entry->ucMemoryClockIndexHigh].ulMclk; | |
3726 | performance_level->engine_clock = sclk_dep_table->entries | |
3727 | [state_entry->ucEngineClockIndexHigh].ulSclk; | |
3728 | performance_level->pcie_gen = get_pcie_gen_support(data->pcie_gen_cap, | |
3729 | state_entry->ucPCIEGenHigh); | |
3730 | performance_level->pcie_lane = get_pcie_lane_support(data->pcie_lane_cap, | |
3731 | state_entry->ucPCIELaneHigh); | |
3732 | ||
3733 | return 0; | |
3734 | } | |
3735 | ||
3736 | static int fiji_get_pp_table_entry(struct pp_hwmgr *hwmgr, | |
3737 | unsigned long entry_index, struct pp_power_state *state) | |
3738 | { | |
3739 | int result; | |
3740 | struct fiji_power_state *ps; | |
3741 | struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
3742 | struct phm_ppt_v1_information *table_info = | |
3743 | (struct phm_ppt_v1_information *)(hwmgr->pptable); | |
3744 | struct phm_ppt_v1_clock_voltage_dependency_table *dep_mclk_table = | |
3745 | table_info->vdd_dep_on_mclk; | |
3746 | ||
3747 | state->hardware.magic = PHM_VIslands_Magic; | |
3748 | ||
3749 | ps = (struct fiji_power_state *)(&state->hardware); | |
3750 | ||
3751 | result = tonga_get_powerplay_table_entry(hwmgr, entry_index, state, | |
3752 | fiji_get_pp_table_entry_callback_func); | |
3753 | ||
3754 | /* This is the earliest time we have all the dependency table and the VBIOS boot state | |
3755 | * as PP_Tables_GetPowerPlayTableEntry retrieves the VBIOS boot state | |
3756 | * if there is only one VDDCI/MCLK level, check if it's the same as VBIOS boot state | |
3757 | */ | |
3758 | if (dep_mclk_table != NULL && dep_mclk_table->count == 1) { | |
3759 | if (dep_mclk_table->entries[0].clk != | |
3760 | data->vbios_boot_state.mclk_bootup_value) | |
3761 | printk(KERN_ERR "Single MCLK entry VDDCI/MCLK dependency table " | |
3762 | "does not match VBIOS boot MCLK level"); | |
3763 | if (dep_mclk_table->entries[0].vddci != | |
3764 | data->vbios_boot_state.vddci_bootup_value) | |
3765 | printk(KERN_ERR "Single VDDCI entry VDDCI/MCLK dependency table " | |
3766 | "does not match VBIOS boot VDDCI level"); | |
3767 | } | |
3768 | ||
3769 | /* set DC compatible flag if this state supports DC */ | |
3770 | if (!state->validation.disallowOnDC) | |
3771 | ps->dc_compatible = true; | |
3772 | ||
3773 | if (state->classification.flags & PP_StateClassificationFlag_ACPI) | |
3774 | data->acpi_pcie_gen = ps->performance_levels[0].pcie_gen; | |
3775 | ||
3776 | ps->uvd_clks.vclk = state->uvd_clocks.VCLK; | |
3777 | ps->uvd_clks.dclk = state->uvd_clocks.DCLK; | |
3778 | ||
3779 | if (!result) { | |
3780 | uint32_t i; | |
3781 | ||
3782 | switch (state->classification.ui_label) { | |
3783 | case PP_StateUILabel_Performance: | |
3784 | data->use_pcie_performance_levels = true; | |
3785 | ||
3786 | for (i = 0; i < ps->performance_level_count; i++) { | |
3787 | if (data->pcie_gen_performance.max < | |
3788 | ps->performance_levels[i].pcie_gen) | |
3789 | data->pcie_gen_performance.max = | |
3790 | ps->performance_levels[i].pcie_gen; | |
3791 | ||
3792 | if (data->pcie_gen_performance.min > | |
3793 | ps->performance_levels[i].pcie_gen) | |
3794 | data->pcie_gen_performance.min = | |
3795 | ps->performance_levels[i].pcie_gen; | |
3796 | ||
3797 | if (data->pcie_lane_performance.max < | |
3798 | ps->performance_levels[i].pcie_lane) | |
3799 | data->pcie_lane_performance.max = | |
3800 | ps->performance_levels[i].pcie_lane; | |
3801 | ||
3802 | if (data->pcie_lane_performance.min > | |
3803 | ps->performance_levels[i].pcie_lane) | |
3804 | data->pcie_lane_performance.min = | |
3805 | ps->performance_levels[i].pcie_lane; | |
3806 | } | |
3807 | break; | |
3808 | case PP_StateUILabel_Battery: | |
3809 | data->use_pcie_power_saving_levels = true; | |
3810 | ||
3811 | for (i = 0; i < ps->performance_level_count; i++) { | |
3812 | if (data->pcie_gen_power_saving.max < | |
3813 | ps->performance_levels[i].pcie_gen) | |
3814 | data->pcie_gen_power_saving.max = | |
3815 | ps->performance_levels[i].pcie_gen; | |
3816 | ||
3817 | if (data->pcie_gen_power_saving.min > | |
3818 | ps->performance_levels[i].pcie_gen) | |
3819 | data->pcie_gen_power_saving.min = | |
3820 | ps->performance_levels[i].pcie_gen; | |
3821 | ||
3822 | if (data->pcie_lane_power_saving.max < | |
3823 | ps->performance_levels[i].pcie_lane) | |
3824 | data->pcie_lane_power_saving.max = | |
3825 | ps->performance_levels[i].pcie_lane; | |
3826 | ||
3827 | if (data->pcie_lane_power_saving.min > | |
3828 | ps->performance_levels[i].pcie_lane) | |
3829 | data->pcie_lane_power_saving.min = | |
3830 | ps->performance_levels[i].pcie_lane; | |
3831 | } | |
3832 | break; | |
3833 | default: | |
3834 | break; | |
3835 | } | |
3836 | } | |
3837 | return 0; | |
3838 | } | |
3839 | ||
3840 | static int fiji_apply_state_adjust_rules(struct pp_hwmgr *hwmgr, | |
3841 | struct pp_power_state *request_ps, | |
3842 | const struct pp_power_state *current_ps) | |
3843 | { | |
3844 | struct fiji_power_state *fiji_ps = | |
3845 | cast_phw_fiji_power_state(&request_ps->hardware); | |
3846 | uint32_t sclk; | |
3847 | uint32_t mclk; | |
3848 | struct PP_Clocks minimum_clocks = {0}; | |
3849 | bool disable_mclk_switching; | |
3850 | bool disable_mclk_switching_for_frame_lock; | |
3851 | struct cgs_display_info info = {0}; | |
3852 | const struct phm_clock_and_voltage_limits *max_limits; | |
3853 | uint32_t i; | |
3854 | struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
3855 | struct phm_ppt_v1_information *table_info = | |
3856 | (struct phm_ppt_v1_information *)(hwmgr->pptable); | |
3857 | int32_t count; | |
3858 | int32_t stable_pstate_sclk = 0, stable_pstate_mclk = 0; | |
3859 | ||
3860 | data->battery_state = (PP_StateUILabel_Battery == | |
3861 | request_ps->classification.ui_label); | |
3862 | ||
3863 | PP_ASSERT_WITH_CODE(fiji_ps->performance_level_count == 2, | |
3864 | "VI should always have 2 performance levels",); | |
3865 | ||
3866 | max_limits = (PP_PowerSource_AC == hwmgr->power_source) ? | |
3867 | &(hwmgr->dyn_state.max_clock_voltage_on_ac) : | |
3868 | &(hwmgr->dyn_state.max_clock_voltage_on_dc); | |
3869 | ||
3870 | /* Cap clock DPM tables at DC MAX if it is in DC. */ | |
3871 | if (PP_PowerSource_DC == hwmgr->power_source) { | |
3872 | for (i = 0; i < fiji_ps->performance_level_count; i++) { | |
3873 | if (fiji_ps->performance_levels[i].memory_clock > max_limits->mclk) | |
3874 | fiji_ps->performance_levels[i].memory_clock = max_limits->mclk; | |
3875 | if (fiji_ps->performance_levels[i].engine_clock > max_limits->sclk) | |
3876 | fiji_ps->performance_levels[i].engine_clock = max_limits->sclk; | |
3877 | } | |
3878 | } | |
3879 | ||
3880 | fiji_ps->vce_clks.evclk = hwmgr->vce_arbiter.evclk; | |
3881 | fiji_ps->vce_clks.ecclk = hwmgr->vce_arbiter.ecclk; | |
3882 | ||
3883 | fiji_ps->acp_clk = hwmgr->acp_arbiter.acpclk; | |
3884 | ||
3885 | cgs_get_active_displays_info(hwmgr->device, &info); | |
3886 | ||
3887 | /*TO DO result = PHM_CheckVBlankTime(hwmgr, &vblankTooShort);*/ | |
3888 | ||
3889 | /* TO DO GetMinClockSettings(hwmgr->pPECI, &minimum_clocks); */ | |
3890 | ||
3891 | if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, | |
3892 | PHM_PlatformCaps_StablePState)) { | |
3893 | max_limits = &(hwmgr->dyn_state.max_clock_voltage_on_ac); | |
3894 | stable_pstate_sclk = (max_limits->sclk * 75) / 100; | |
3895 | ||
3896 | for (count = table_info->vdd_dep_on_sclk->count - 1; | |
3897 | count >= 0; count--) { | |
3898 | if (stable_pstate_sclk >= | |
3899 | table_info->vdd_dep_on_sclk->entries[count].clk) { | |
3900 | stable_pstate_sclk = | |
3901 | table_info->vdd_dep_on_sclk->entries[count].clk; | |
3902 | break; | |
3903 | } | |
3904 | } | |
3905 | ||
3906 | if (count < 0) | |
3907 | stable_pstate_sclk = table_info->vdd_dep_on_sclk->entries[0].clk; | |
3908 | ||
3909 | stable_pstate_mclk = max_limits->mclk; | |
3910 | ||
3911 | minimum_clocks.engineClock = stable_pstate_sclk; | |
3912 | minimum_clocks.memoryClock = stable_pstate_mclk; | |
3913 | } | |
3914 | ||
3915 | if (minimum_clocks.engineClock < hwmgr->gfx_arbiter.sclk) | |
3916 | minimum_clocks.engineClock = hwmgr->gfx_arbiter.sclk; | |
3917 | ||
3918 | if (minimum_clocks.memoryClock < hwmgr->gfx_arbiter.mclk) | |
3919 | minimum_clocks.memoryClock = hwmgr->gfx_arbiter.mclk; | |
3920 | ||
3921 | fiji_ps->sclk_threshold = hwmgr->gfx_arbiter.sclk_threshold; | |
3922 | ||
3923 | if (0 != hwmgr->gfx_arbiter.sclk_over_drive) { | |
3924 | PP_ASSERT_WITH_CODE((hwmgr->gfx_arbiter.sclk_over_drive <= | |
3925 | hwmgr->platform_descriptor.overdriveLimit.engineClock), | |
3926 | "Overdrive sclk exceeds limit", | |
3927 | hwmgr->gfx_arbiter.sclk_over_drive = | |
3928 | hwmgr->platform_descriptor.overdriveLimit.engineClock); | |
3929 | ||
3930 | if (hwmgr->gfx_arbiter.sclk_over_drive >= hwmgr->gfx_arbiter.sclk) | |
3931 | fiji_ps->performance_levels[1].engine_clock = | |
3932 | hwmgr->gfx_arbiter.sclk_over_drive; | |
3933 | } | |
3934 | ||
3935 | if (0 != hwmgr->gfx_arbiter.mclk_over_drive) { | |
3936 | PP_ASSERT_WITH_CODE((hwmgr->gfx_arbiter.mclk_over_drive <= | |
3937 | hwmgr->platform_descriptor.overdriveLimit.memoryClock), | |
3938 | "Overdrive mclk exceeds limit", | |
3939 | hwmgr->gfx_arbiter.mclk_over_drive = | |
3940 | hwmgr->platform_descriptor.overdriveLimit.memoryClock); | |
3941 | ||
3942 | if (hwmgr->gfx_arbiter.mclk_over_drive >= hwmgr->gfx_arbiter.mclk) | |
3943 | fiji_ps->performance_levels[1].memory_clock = | |
3944 | hwmgr->gfx_arbiter.mclk_over_drive; | |
3945 | } | |
3946 | ||
3947 | disable_mclk_switching_for_frame_lock = phm_cap_enabled( | |
3948 | hwmgr->platform_descriptor.platformCaps, | |
3949 | PHM_PlatformCaps_DisableMclkSwitchingForFrameLock); | |
3950 | ||
3951 | disable_mclk_switching = (1 < info.display_count) || | |
3952 | disable_mclk_switching_for_frame_lock; | |
3953 | ||
3954 | sclk = fiji_ps->performance_levels[0].engine_clock; | |
3955 | mclk = fiji_ps->performance_levels[0].memory_clock; | |
3956 | ||
3957 | if (disable_mclk_switching) | |
3958 | mclk = fiji_ps->performance_levels | |
3959 | [fiji_ps->performance_level_count - 1].memory_clock; | |
3960 | ||
3961 | if (sclk < minimum_clocks.engineClock) | |
3962 | sclk = (minimum_clocks.engineClock > max_limits->sclk) ? | |
3963 | max_limits->sclk : minimum_clocks.engineClock; | |
3964 | ||
3965 | if (mclk < minimum_clocks.memoryClock) | |
3966 | mclk = (minimum_clocks.memoryClock > max_limits->mclk) ? | |
3967 | max_limits->mclk : minimum_clocks.memoryClock; | |
3968 | ||
3969 | fiji_ps->performance_levels[0].engine_clock = sclk; | |
3970 | fiji_ps->performance_levels[0].memory_clock = mclk; | |
3971 | ||
3972 | fiji_ps->performance_levels[1].engine_clock = | |
3973 | (fiji_ps->performance_levels[1].engine_clock >= | |
3974 | fiji_ps->performance_levels[0].engine_clock) ? | |
3975 | fiji_ps->performance_levels[1].engine_clock : | |
3976 | fiji_ps->performance_levels[0].engine_clock; | |
3977 | ||
3978 | if (disable_mclk_switching) { | |
3979 | if (mclk < fiji_ps->performance_levels[1].memory_clock) | |
3980 | mclk = fiji_ps->performance_levels[1].memory_clock; | |
3981 | ||
3982 | fiji_ps->performance_levels[0].memory_clock = mclk; | |
3983 | fiji_ps->performance_levels[1].memory_clock = mclk; | |
3984 | } else { | |
3985 | if (fiji_ps->performance_levels[1].memory_clock < | |
3986 | fiji_ps->performance_levels[0].memory_clock) | |
3987 | fiji_ps->performance_levels[1].memory_clock = | |
3988 | fiji_ps->performance_levels[0].memory_clock; | |
3989 | } | |
3990 | ||
3991 | if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, | |
3992 | PHM_PlatformCaps_StablePState)) { | |
3993 | for (i = 0; i < fiji_ps->performance_level_count; i++) { | |
3994 | fiji_ps->performance_levels[i].engine_clock = stable_pstate_sclk; | |
3995 | fiji_ps->performance_levels[i].memory_clock = stable_pstate_mclk; | |
3996 | fiji_ps->performance_levels[i].pcie_gen = data->pcie_gen_performance.max; | |
3997 | fiji_ps->performance_levels[i].pcie_lane = data->pcie_gen_performance.max; | |
3998 | } | |
3999 | } | |
4000 | ||
4001 | return 0; | |
4002 | } | |
4003 | ||
4004 | static int fiji_find_dpm_states_clocks_in_dpm_table(struct pp_hwmgr *hwmgr, const void *input) | |
4005 | { | |
4006 | const struct phm_set_power_state_input *states = | |
4007 | (const struct phm_set_power_state_input *)input; | |
4008 | const struct fiji_power_state *fiji_ps = | |
4009 | cast_const_phw_fiji_power_state(states->pnew_state); | |
4010 | struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
4011 | struct fiji_single_dpm_table *sclk_table = &(data->dpm_table.sclk_table); | |
4012 | uint32_t sclk = fiji_ps->performance_levels | |
4013 | [fiji_ps->performance_level_count - 1].engine_clock; | |
4014 | struct fiji_single_dpm_table *mclk_table = &(data->dpm_table.mclk_table); | |
4015 | uint32_t mclk = fiji_ps->performance_levels | |
4016 | [fiji_ps->performance_level_count - 1].memory_clock; | |
4017 | struct PP_Clocks min_clocks = {0}; | |
4018 | uint32_t i; | |
4019 | struct cgs_display_info info = {0}; | |
4020 | ||
4021 | data->need_update_smu7_dpm_table = 0; | |
4022 | ||
4023 | for (i = 0; i < sclk_table->count; i++) { | |
4024 | if (sclk == sclk_table->dpm_levels[i].value) | |
4025 | break; | |
4026 | } | |
4027 | ||
4028 | if (i >= sclk_table->count) | |
4029 | data->need_update_smu7_dpm_table |= DPMTABLE_OD_UPDATE_SCLK; | |
4030 | else { | |
4031 | /* TODO: Check SCLK in DAL's minimum clocks | |
4032 | * in case DeepSleep divider update is required. | |
4033 | */ | |
4034 | if(data->display_timing.min_clock_in_sr != min_clocks.engineClockInSR) | |
4035 | data->need_update_smu7_dpm_table |= DPMTABLE_UPDATE_SCLK; | |
4036 | } | |
4037 | ||
4038 | for (i = 0; i < mclk_table->count; i++) { | |
4039 | if (mclk == mclk_table->dpm_levels[i].value) | |
4040 | break; | |
4041 | } | |
4042 | ||
4043 | if (i >= mclk_table->count) | |
4044 | data->need_update_smu7_dpm_table |= DPMTABLE_OD_UPDATE_MCLK; | |
4045 | ||
4046 | cgs_get_active_displays_info(hwmgr->device, &info); | |
4047 | ||
4048 | if (data->display_timing.num_existing_displays != info.display_count) | |
4049 | data->need_update_smu7_dpm_table |= DPMTABLE_UPDATE_MCLK; | |
4050 | ||
4051 | return 0; | |
4052 | } | |
4053 | ||
4054 | static uint16_t fiji_get_maximum_link_speed(struct pp_hwmgr *hwmgr, | |
4055 | const struct fiji_power_state *fiji_ps) | |
4056 | { | |
4057 | uint32_t i; | |
4058 | uint32_t sclk, max_sclk = 0; | |
4059 | struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
4060 | struct fiji_dpm_table *dpm_table = &data->dpm_table; | |
4061 | ||
4062 | for (i = 0; i < fiji_ps->performance_level_count; i++) { | |
4063 | sclk = fiji_ps->performance_levels[i].engine_clock; | |
4064 | if (max_sclk < sclk) | |
4065 | max_sclk = sclk; | |
4066 | } | |
4067 | ||
4068 | for (i = 0; i < dpm_table->sclk_table.count; i++) { | |
4069 | if (dpm_table->sclk_table.dpm_levels[i].value == max_sclk) | |
4070 | return (uint16_t) ((i >= dpm_table->pcie_speed_table.count) ? | |
4071 | dpm_table->pcie_speed_table.dpm_levels | |
4072 | [dpm_table->pcie_speed_table.count - 1].value : | |
4073 | dpm_table->pcie_speed_table.dpm_levels[i].value); | |
4074 | } | |
4075 | ||
4076 | return 0; | |
4077 | } | |
4078 | ||
4079 | static int fiji_request_link_speed_change_before_state_change( | |
4080 | struct pp_hwmgr *hwmgr, const void *input) | |
4081 | { | |
4082 | const struct phm_set_power_state_input *states = | |
4083 | (const struct phm_set_power_state_input *)input; | |
4084 | struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
4085 | const struct fiji_power_state *fiji_nps = | |
4086 | cast_const_phw_fiji_power_state(states->pnew_state); | |
4087 | const struct fiji_power_state *fiji_cps = | |
4088 | cast_const_phw_fiji_power_state(states->pcurrent_state); | |
4089 | ||
4090 | uint16_t target_link_speed = fiji_get_maximum_link_speed(hwmgr, fiji_nps); | |
4091 | uint16_t current_link_speed; | |
4092 | ||
4093 | if (data->force_pcie_gen == PP_PCIEGenInvalid) | |
4094 | current_link_speed = fiji_get_maximum_link_speed(hwmgr, fiji_cps); | |
4095 | else | |
4096 | current_link_speed = data->force_pcie_gen; | |
4097 | ||
4098 | data->force_pcie_gen = PP_PCIEGenInvalid; | |
4099 | data->pspp_notify_required = false; | |
4100 | if (target_link_speed > current_link_speed) { | |
4101 | switch(target_link_speed) { | |
4102 | case PP_PCIEGen3: | |
4103 | if (0 == acpi_pcie_perf_request(hwmgr->device, PCIE_PERF_REQ_GEN3, false)) | |
4104 | break; | |
4105 | data->force_pcie_gen = PP_PCIEGen2; | |
4106 | if (current_link_speed == PP_PCIEGen2) | |
4107 | break; | |
4108 | case PP_PCIEGen2: | |
4109 | if (0 == acpi_pcie_perf_request(hwmgr->device, PCIE_PERF_REQ_GEN2, false)) | |
4110 | break; | |
4111 | default: | |
4112 | data->force_pcie_gen = fiji_get_current_pcie_speed(hwmgr); | |
4113 | break; | |
4114 | } | |
4115 | } else { | |
4116 | if (target_link_speed < current_link_speed) | |
4117 | data->pspp_notify_required = true; | |
4118 | } | |
4119 | ||
4120 | return 0; | |
4121 | } | |
4122 | ||
4123 | static int fiji_freeze_sclk_mclk_dpm(struct pp_hwmgr *hwmgr) | |
4124 | { | |
4125 | struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
4126 | ||
4127 | if (0 == data->need_update_smu7_dpm_table) | |
4128 | return 0; | |
4129 | ||
4130 | if ((0 == data->sclk_dpm_key_disabled) && | |
4131 | (data->need_update_smu7_dpm_table & | |
4132 | (DPMTABLE_OD_UPDATE_SCLK + DPMTABLE_UPDATE_SCLK))) { | |
4133 | PP_ASSERT_WITH_CODE(true == fiji_is_dpm_running(hwmgr), | |
4134 | "Trying to freeze SCLK DPM when DPM is disabled",); | |
4135 | PP_ASSERT_WITH_CODE(0 == smum_send_msg_to_smc(hwmgr->smumgr, | |
4136 | PPSMC_MSG_SCLKDPM_FreezeLevel), | |
4137 | "Failed to freeze SCLK DPM during FreezeSclkMclkDPM Function!", | |
4138 | return -1); | |
4139 | } | |
4140 | ||
4141 | if ((0 == data->mclk_dpm_key_disabled) && | |
4142 | (data->need_update_smu7_dpm_table & | |
4143 | DPMTABLE_OD_UPDATE_MCLK)) { | |
4144 | PP_ASSERT_WITH_CODE(true == fiji_is_dpm_running(hwmgr), | |
4145 | "Trying to freeze MCLK DPM when DPM is disabled",); | |
4146 | PP_ASSERT_WITH_CODE(0 == smum_send_msg_to_smc(hwmgr->smumgr, | |
4147 | PPSMC_MSG_MCLKDPM_FreezeLevel), | |
4148 | "Failed to freeze MCLK DPM during FreezeSclkMclkDPM Function!", | |
4149 | return -1); | |
4150 | } | |
4151 | ||
4152 | return 0; | |
4153 | } | |
4154 | ||
4155 | static int fiji_populate_and_upload_sclk_mclk_dpm_levels( | |
4156 | struct pp_hwmgr *hwmgr, const void *input) | |
4157 | { | |
4158 | int result = 0; | |
4159 | const struct phm_set_power_state_input *states = | |
4160 | (const struct phm_set_power_state_input *)input; | |
4161 | const struct fiji_power_state *fiji_ps = | |
4162 | cast_const_phw_fiji_power_state(states->pnew_state); | |
4163 | struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
4164 | uint32_t sclk = fiji_ps->performance_levels | |
4165 | [fiji_ps->performance_level_count - 1].engine_clock; | |
4166 | uint32_t mclk = fiji_ps->performance_levels | |
4167 | [fiji_ps->performance_level_count - 1].memory_clock; | |
4168 | struct fiji_dpm_table *dpm_table = &data->dpm_table; | |
4169 | ||
4170 | struct fiji_dpm_table *golden_dpm_table = &data->golden_dpm_table; | |
4171 | uint32_t dpm_count, clock_percent; | |
4172 | uint32_t i; | |
4173 | ||
4174 | if (0 == data->need_update_smu7_dpm_table) | |
4175 | return 0; | |
4176 | ||
4177 | if (data->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_SCLK) { | |
4178 | dpm_table->sclk_table.dpm_levels | |
4179 | [dpm_table->sclk_table.count - 1].value = sclk; | |
4180 | ||
4181 | if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, | |
4182 | PHM_PlatformCaps_OD6PlusinACSupport) || | |
4183 | phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, | |
4184 | PHM_PlatformCaps_OD6PlusinDCSupport)) { | |
4185 | /* Need to do calculation based on the golden DPM table | |
4186 | * as the Heatmap GPU Clock axis is also based on the default values | |
4187 | */ | |
4188 | PP_ASSERT_WITH_CODE( | |
4189 | (golden_dpm_table->sclk_table.dpm_levels | |
4190 | [golden_dpm_table->sclk_table.count - 1].value != 0), | |
4191 | "Divide by 0!", | |
4192 | return -1); | |
4193 | dpm_count = dpm_table->sclk_table.count < 2 ? | |
4194 | 0 : dpm_table->sclk_table.count - 2; | |
4195 | for (i = dpm_count; i > 1; i--) { | |
4196 | if (sclk > golden_dpm_table->sclk_table.dpm_levels | |
4197 | [golden_dpm_table->sclk_table.count-1].value) { | |
4198 | clock_percent = | |
4199 | ((sclk - golden_dpm_table->sclk_table.dpm_levels | |
4200 | [golden_dpm_table->sclk_table.count-1].value) * 100) / | |
4201 | golden_dpm_table->sclk_table.dpm_levels | |
4202 | [golden_dpm_table->sclk_table.count-1].value; | |
4203 | ||
4204 | dpm_table->sclk_table.dpm_levels[i].value = | |
4205 | golden_dpm_table->sclk_table.dpm_levels[i].value + | |
4206 | (golden_dpm_table->sclk_table.dpm_levels[i].value * | |
4207 | clock_percent)/100; | |
4208 | ||
4209 | } else if (golden_dpm_table->sclk_table.dpm_levels | |
4210 | [dpm_table->sclk_table.count-1].value > sclk) { | |
4211 | clock_percent = | |
4212 | ((golden_dpm_table->sclk_table.dpm_levels | |
4213 | [golden_dpm_table->sclk_table.count - 1].value - sclk) * | |
4214 | 100) / | |
4215 | golden_dpm_table->sclk_table.dpm_levels | |
4216 | [golden_dpm_table->sclk_table.count-1].value; | |
4217 | ||
4218 | dpm_table->sclk_table.dpm_levels[i].value = | |
4219 | golden_dpm_table->sclk_table.dpm_levels[i].value - | |
4220 | (golden_dpm_table->sclk_table.dpm_levels[i].value * | |
4221 | clock_percent) / 100; | |
4222 | } else | |
4223 | dpm_table->sclk_table.dpm_levels[i].value = | |
4224 | golden_dpm_table->sclk_table.dpm_levels[i].value; | |
4225 | } | |
4226 | } | |
4227 | } | |
4228 | ||
4229 | if (data->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_MCLK) { | |
4230 | dpm_table->mclk_table.dpm_levels | |
4231 | [dpm_table->mclk_table.count - 1].value = mclk; | |
4232 | ||
4233 | if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, | |
4234 | PHM_PlatformCaps_OD6PlusinACSupport) || | |
4235 | phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, | |
4236 | PHM_PlatformCaps_OD6PlusinDCSupport)) { | |
4237 | ||
4238 | PP_ASSERT_WITH_CODE( | |
4239 | (golden_dpm_table->mclk_table.dpm_levels | |
4240 | [golden_dpm_table->mclk_table.count-1].value != 0), | |
4241 | "Divide by 0!", | |
4242 | return -1); | |
4243 | dpm_count = dpm_table->mclk_table.count < 2 ? | |
4244 | 0 : dpm_table->mclk_table.count - 2; | |
4245 | for (i = dpm_count; i > 1; i--) { | |
4246 | if (mclk > golden_dpm_table->mclk_table.dpm_levels | |
4247 | [golden_dpm_table->mclk_table.count-1].value) { | |
4248 | clock_percent = ((mclk - | |
4249 | golden_dpm_table->mclk_table.dpm_levels | |
4250 | [golden_dpm_table->mclk_table.count-1].value) * 100) / | |
4251 | golden_dpm_table->mclk_table.dpm_levels | |
4252 | [golden_dpm_table->mclk_table.count-1].value; | |
4253 | ||
4254 | dpm_table->mclk_table.dpm_levels[i].value = | |
4255 | golden_dpm_table->mclk_table.dpm_levels[i].value + | |
4256 | (golden_dpm_table->mclk_table.dpm_levels[i].value * | |
4257 | clock_percent) / 100; | |
4258 | ||
4259 | } else if (golden_dpm_table->mclk_table.dpm_levels | |
4260 | [dpm_table->mclk_table.count-1].value > mclk) { | |
4261 | clock_percent = ((golden_dpm_table->mclk_table.dpm_levels | |
4262 | [golden_dpm_table->mclk_table.count-1].value - mclk) * 100) / | |
4263 | golden_dpm_table->mclk_table.dpm_levels | |
4264 | [golden_dpm_table->mclk_table.count-1].value; | |
4265 | ||
4266 | dpm_table->mclk_table.dpm_levels[i].value = | |
4267 | golden_dpm_table->mclk_table.dpm_levels[i].value - | |
4268 | (golden_dpm_table->mclk_table.dpm_levels[i].value * | |
4269 | clock_percent) / 100; | |
4270 | } else | |
4271 | dpm_table->mclk_table.dpm_levels[i].value = | |
4272 | golden_dpm_table->mclk_table.dpm_levels[i].value; | |
4273 | } | |
4274 | } | |
4275 | } | |
4276 | ||
4277 | if (data->need_update_smu7_dpm_table & | |
4278 | (DPMTABLE_OD_UPDATE_SCLK + DPMTABLE_UPDATE_SCLK)) { | |
4279 | result = fiji_populate_all_memory_levels(hwmgr); | |
4280 | PP_ASSERT_WITH_CODE((0 == result), | |
4281 | "Failed to populate SCLK during PopulateNewDPMClocksStates Function!", | |
4282 | return result); | |
4283 | } | |
4284 | ||
4285 | if (data->need_update_smu7_dpm_table & | |
4286 | (DPMTABLE_OD_UPDATE_MCLK + DPMTABLE_UPDATE_MCLK)) { | |
4287 | /*populate MCLK dpm table to SMU7 */ | |
4288 | result = fiji_populate_all_memory_levels(hwmgr); | |
4289 | PP_ASSERT_WITH_CODE((0 == result), | |
4290 | "Failed to populate MCLK during PopulateNewDPMClocksStates Function!", | |
4291 | return result); | |
4292 | } | |
4293 | ||
4294 | return result; | |
4295 | } | |
4296 | ||
4297 | static int fiji_trim_single_dpm_states(struct pp_hwmgr *hwmgr, | |
4298 | struct fiji_single_dpm_table * dpm_table, | |
4299 | uint32_t low_limit, uint32_t high_limit) | |
4300 | { | |
4301 | uint32_t i; | |
4302 | ||
4303 | for (i = 0; i < dpm_table->count; i++) { | |
4304 | if ((dpm_table->dpm_levels[i].value < low_limit) || | |
4305 | (dpm_table->dpm_levels[i].value > high_limit)) | |
4306 | dpm_table->dpm_levels[i].enabled = false; | |
4307 | else | |
4308 | dpm_table->dpm_levels[i].enabled = true; | |
4309 | } | |
4310 | return 0; | |
4311 | } | |
4312 | ||
4313 | static int fiji_trim_dpm_states(struct pp_hwmgr *hwmgr, | |
4314 | const struct fiji_power_state *fiji_ps) | |
4315 | { | |
4316 | int result = 0; | |
4317 | struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
4318 | uint32_t high_limit_count; | |
4319 | ||
4320 | PP_ASSERT_WITH_CODE((fiji_ps->performance_level_count >= 1), | |
4321 | "power state did not have any performance level", | |
4322 | return -1); | |
4323 | ||
4324 | high_limit_count = (1 == fiji_ps->performance_level_count) ? 0 : 1; | |
4325 | ||
4326 | fiji_trim_single_dpm_states(hwmgr, | |
4327 | &(data->dpm_table.sclk_table), | |
4328 | fiji_ps->performance_levels[0].engine_clock, | |
4329 | fiji_ps->performance_levels[high_limit_count].engine_clock); | |
4330 | ||
4331 | fiji_trim_single_dpm_states(hwmgr, | |
4332 | &(data->dpm_table.mclk_table), | |
4333 | fiji_ps->performance_levels[0].memory_clock, | |
4334 | fiji_ps->performance_levels[high_limit_count].memory_clock); | |
4335 | ||
4336 | return result; | |
4337 | } | |
4338 | ||
4339 | static int fiji_generate_dpm_level_enable_mask( | |
4340 | struct pp_hwmgr *hwmgr, const void *input) | |
4341 | { | |
4342 | int result; | |
4343 | const struct phm_set_power_state_input *states = | |
4344 | (const struct phm_set_power_state_input *)input; | |
4345 | struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
4346 | const struct fiji_power_state *fiji_ps = | |
4347 | cast_const_phw_fiji_power_state(states->pnew_state); | |
4348 | ||
4349 | result = fiji_trim_dpm_states(hwmgr, fiji_ps); | |
4350 | if (result) | |
4351 | return result; | |
4352 | ||
4353 | data->dpm_level_enable_mask.sclk_dpm_enable_mask = | |
4354 | fiji_get_dpm_level_enable_mask_value(&data->dpm_table.sclk_table); | |
4355 | data->dpm_level_enable_mask.mclk_dpm_enable_mask = | |
4356 | fiji_get_dpm_level_enable_mask_value(&data->dpm_table.mclk_table); | |
4357 | data->last_mclk_dpm_enable_mask = | |
4358 | data->dpm_level_enable_mask.mclk_dpm_enable_mask; | |
4359 | ||
4360 | if (data->uvd_enabled) { | |
4361 | if (data->dpm_level_enable_mask.mclk_dpm_enable_mask & 1) | |
4362 | data->dpm_level_enable_mask.mclk_dpm_enable_mask &= 0xFFFFFFFE; | |
4363 | } | |
4364 | ||
4365 | data->dpm_level_enable_mask.pcie_dpm_enable_mask = | |
4366 | fiji_get_dpm_level_enable_mask_value(&data->dpm_table.pcie_speed_table); | |
4367 | ||
4368 | return 0; | |
4369 | } | |
4370 | ||
4371 | static int fiji_enable_disable_vce_dpm(struct pp_hwmgr *hwmgr, bool enable) | |
4372 | { | |
4373 | return smum_send_msg_to_smc(hwmgr->smumgr, enable? | |
4374 | PPSMC_MSG_VCEDPM_Enable : | |
4375 | PPSMC_MSG_VCEDPM_Disable); | |
4376 | } | |
4377 | ||
4378 | static int fiji_update_vce_dpm(struct pp_hwmgr *hwmgr, const void *input) | |
4379 | { | |
4380 | const struct phm_set_power_state_input *states = | |
4381 | (const struct phm_set_power_state_input *)input; | |
4382 | struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
4383 | const struct fiji_power_state *fiji_nps = | |
4384 | cast_const_phw_fiji_power_state(states->pnew_state); | |
4385 | const struct fiji_power_state *fiji_cps = | |
4386 | cast_const_phw_fiji_power_state(states->pcurrent_state); | |
4387 | ||
4388 | uint32_t mm_boot_level_offset, mm_boot_level_value; | |
4389 | struct phm_ppt_v1_information *table_info = | |
4390 | (struct phm_ppt_v1_information *)(hwmgr->pptable); | |
4391 | ||
4392 | if (fiji_nps->vce_clks.evclk >0 && | |
4393 | (fiji_cps == NULL || fiji_cps->vce_clks.evclk == 0)) { | |
4394 | data->smc_state_table.VceBootLevel = | |
4395 | (uint8_t) (table_info->mm_dep_table->count - 1); | |
4396 | ||
4397 | mm_boot_level_offset = data->dpm_table_start + | |
4398 | offsetof(SMU73_Discrete_DpmTable, VceBootLevel); | |
4399 | mm_boot_level_offset /= 4; | |
4400 | mm_boot_level_offset *= 4; | |
4401 | mm_boot_level_value = cgs_read_ind_register(hwmgr->device, | |
4402 | CGS_IND_REG__SMC, mm_boot_level_offset); | |
4403 | mm_boot_level_value &= 0xFF00FFFF; | |
4404 | mm_boot_level_value |= data->smc_state_table.VceBootLevel << 16; | |
4405 | cgs_write_ind_register(hwmgr->device, | |
4406 | CGS_IND_REG__SMC, mm_boot_level_offset, mm_boot_level_value); | |
4407 | ||
4408 | if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, | |
4409 | PHM_PlatformCaps_StablePState)) { | |
4410 | smum_send_msg_to_smc_with_parameter(hwmgr->smumgr, | |
4411 | PPSMC_MSG_VCEDPM_SetEnabledMask, | |
4412 | (uint32_t)1 << data->smc_state_table.VceBootLevel); | |
4413 | ||
4414 | fiji_enable_disable_vce_dpm(hwmgr, true); | |
4415 | } else if (fiji_nps->vce_clks.evclk == 0 && | |
4416 | fiji_cps != NULL && | |
4417 | fiji_cps->vce_clks.evclk > 0) | |
4418 | fiji_enable_disable_vce_dpm(hwmgr, false); | |
4419 | } | |
4420 | ||
4421 | return 0; | |
4422 | } | |
4423 | ||
4424 | static int fiji_update_sclk_threshold(struct pp_hwmgr *hwmgr) | |
4425 | { | |
4426 | struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
4427 | ||
4428 | int result = 0; | |
4429 | uint32_t low_sclk_interrupt_threshold = 0; | |
4430 | ||
4431 | if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, | |
4432 | PHM_PlatformCaps_SclkThrottleLowNotification) | |
4433 | && (hwmgr->gfx_arbiter.sclk_threshold != | |
4434 | data->low_sclk_interrupt_threshold)) { | |
4435 | data->low_sclk_interrupt_threshold = | |
4436 | hwmgr->gfx_arbiter.sclk_threshold; | |
4437 | low_sclk_interrupt_threshold = | |
4438 | data->low_sclk_interrupt_threshold; | |
4439 | ||
4440 | CONVERT_FROM_HOST_TO_SMC_UL(low_sclk_interrupt_threshold); | |
4441 | ||
4442 | result = fiji_copy_bytes_to_smc( | |
4443 | hwmgr->smumgr, | |
4444 | data->dpm_table_start + | |
4445 | offsetof(SMU73_Discrete_DpmTable, | |
4446 | LowSclkInterruptThreshold), | |
4447 | (uint8_t *)&low_sclk_interrupt_threshold, | |
4448 | sizeof(uint32_t), | |
4449 | data->sram_end); | |
4450 | } | |
4451 | ||
4452 | return result; | |
4453 | } | |
4454 | ||
4455 | static int fiji_program_mem_timing_parameters(struct pp_hwmgr *hwmgr) | |
4456 | { | |
4457 | struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
4458 | ||
4459 | if (data->need_update_smu7_dpm_table & | |
4460 | (DPMTABLE_OD_UPDATE_SCLK + DPMTABLE_OD_UPDATE_MCLK)) | |
4461 | return fiji_program_memory_timing_parameters(hwmgr); | |
4462 | ||
4463 | return 0; | |
4464 | } | |
4465 | ||
4466 | static int fiji_unfreeze_sclk_mclk_dpm(struct pp_hwmgr *hwmgr) | |
4467 | { | |
4468 | struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
4469 | ||
4470 | if (0 == data->need_update_smu7_dpm_table) | |
4471 | return 0; | |
4472 | ||
4473 | if ((0 == data->sclk_dpm_key_disabled) && | |
4474 | (data->need_update_smu7_dpm_table & | |
4475 | (DPMTABLE_OD_UPDATE_SCLK + DPMTABLE_UPDATE_SCLK))) { | |
4476 | ||
4477 | PP_ASSERT_WITH_CODE(true == fiji_is_dpm_running(hwmgr), | |
4478 | "Trying to Unfreeze SCLK DPM when DPM is disabled",); | |
4479 | PP_ASSERT_WITH_CODE(0 == smum_send_msg_to_smc(hwmgr->smumgr, | |
4480 | PPSMC_MSG_SCLKDPM_UnfreezeLevel), | |
4481 | "Failed to unfreeze SCLK DPM during UnFreezeSclkMclkDPM Function!", | |
4482 | return -1); | |
4483 | } | |
4484 | ||
4485 | if ((0 == data->mclk_dpm_key_disabled) && | |
4486 | (data->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_MCLK)) { | |
4487 | ||
4488 | PP_ASSERT_WITH_CODE(true == fiji_is_dpm_running(hwmgr), | |
4489 | "Trying to Unfreeze MCLK DPM when DPM is disabled",); | |
4490 | PP_ASSERT_WITH_CODE(0 == smum_send_msg_to_smc(hwmgr->smumgr, | |
4491 | PPSMC_MSG_SCLKDPM_UnfreezeLevel), | |
4492 | "Failed to unfreeze MCLK DPM during UnFreezeSclkMclkDPM Function!", | |
4493 | return -1); | |
4494 | } | |
4495 | ||
4496 | data->need_update_smu7_dpm_table = 0; | |
4497 | ||
4498 | return 0; | |
4499 | } | |
4500 | ||
4501 | /* Look up the voltaged based on DAL's requested level. | |
4502 | * and then send the requested VDDC voltage to SMC | |
4503 | */ | |
4504 | static void fiji_apply_dal_minimum_voltage_request(struct pp_hwmgr *hwmgr) | |
4505 | { | |
4506 | return; | |
4507 | } | |
4508 | ||
4509 | int fiji_upload_dpm_level_enable_mask(struct pp_hwmgr *hwmgr) | |
4510 | { | |
4511 | int result; | |
4512 | struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
4513 | ||
4514 | /* Apply minimum voltage based on DAL's request level */ | |
4515 | fiji_apply_dal_minimum_voltage_request(hwmgr); | |
4516 | ||
4517 | if (0 == data->sclk_dpm_key_disabled) { | |
4518 | /* Checking if DPM is running. If we discover hang because of this, | |
4519 | * we should skip this message. | |
4520 | */ | |
4521 | if (!fiji_is_dpm_running(hwmgr)) | |
4522 | printk(KERN_ERR "[ powerplay ] " | |
4523 | "Trying to set Enable Mask when DPM is disabled \n"); | |
4524 | ||
4525 | if (data->dpm_level_enable_mask.sclk_dpm_enable_mask) { | |
4526 | result = smum_send_msg_to_smc_with_parameter(hwmgr->smumgr, | |
4527 | PPSMC_MSG_SCLKDPM_SetEnabledMask, | |
4528 | data->dpm_level_enable_mask.sclk_dpm_enable_mask); | |
4529 | PP_ASSERT_WITH_CODE((0 == result), | |
4530 | "Set Sclk Dpm enable Mask failed", return -1); | |
4531 | } | |
4532 | } | |
4533 | ||
4534 | if (0 == data->mclk_dpm_key_disabled) { | |
4535 | /* Checking if DPM is running. If we discover hang because of this, | |
4536 | * we should skip this message. | |
4537 | */ | |
4538 | if (!fiji_is_dpm_running(hwmgr)) | |
4539 | printk(KERN_ERR "[ powerplay ]" | |
4540 | " Trying to set Enable Mask when DPM is disabled \n"); | |
4541 | ||
4542 | if (data->dpm_level_enable_mask.mclk_dpm_enable_mask) { | |
4543 | result = smum_send_msg_to_smc_with_parameter(hwmgr->smumgr, | |
4544 | PPSMC_MSG_MCLKDPM_SetEnabledMask, | |
4545 | data->dpm_level_enable_mask.mclk_dpm_enable_mask); | |
4546 | PP_ASSERT_WITH_CODE((0 == result), | |
4547 | "Set Mclk Dpm enable Mask failed", return -1); | |
4548 | } | |
4549 | } | |
4550 | ||
4551 | return 0; | |
4552 | } | |
4553 | ||
4554 | static int fiji_notify_link_speed_change_after_state_change( | |
4555 | struct pp_hwmgr *hwmgr, const void *input) | |
4556 | { | |
4557 | const struct phm_set_power_state_input *states = | |
4558 | (const struct phm_set_power_state_input *)input; | |
4559 | struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); | |
4560 | const struct fiji_power_state *fiji_ps = | |
4561 | cast_const_phw_fiji_power_state(states->pnew_state); | |
4562 | uint16_t target_link_speed = fiji_get_maximum_link_speed(hwmgr, fiji_ps); | |
4563 | uint8_t request; | |
4564 | ||
4565 | if (data->pspp_notify_required) { | |
4566 | if (target_link_speed == PP_PCIEGen3) | |
4567 | request = PCIE_PERF_REQ_GEN3; | |
4568 | else if (target_link_speed == PP_PCIEGen2) | |
4569 | request = PCIE_PERF_REQ_GEN2; | |
4570 | else | |
4571 | request = PCIE_PERF_REQ_GEN1; | |
4572 | ||
4573 | if(request == PCIE_PERF_REQ_GEN1 && | |
4574 | fiji_get_current_pcie_speed(hwmgr) > 0) | |
4575 | return 0; | |
4576 | ||
4577 | if (acpi_pcie_perf_request(hwmgr->device, request, false)) { | |
4578 | if (PP_PCIEGen2 == target_link_speed) | |
4579 | printk("PSPP request to switch to Gen2 from Gen3 Failed!"); | |
4580 | else | |
4581 | printk("PSPP request to switch to Gen1 from Gen2 Failed!"); | |
4582 | } | |
4583 | } | |
4584 | ||
4585 | return 0; | |
4586 | } | |
4587 | ||
4588 | static int fiji_set_power_state_tasks(struct pp_hwmgr *hwmgr, | |
4589 | const void *input) | |
4590 | { | |
4591 | int tmp_result, result = 0; | |
4592 | ||
4593 | tmp_result = fiji_find_dpm_states_clocks_in_dpm_table(hwmgr, input); | |
4594 | PP_ASSERT_WITH_CODE((0 == tmp_result), | |
4595 | "Failed to find DPM states clocks in DPM table!", | |
4596 | result = tmp_result); | |
4597 | ||
4598 | if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, | |
4599 | PHM_PlatformCaps_PCIEPerformanceRequest)) { | |
4600 | tmp_result = | |
4601 | fiji_request_link_speed_change_before_state_change(hwmgr, input); | |
4602 | PP_ASSERT_WITH_CODE((0 == tmp_result), | |
4603 | "Failed to request link speed change before state change!", | |
4604 | result = tmp_result); | |
4605 | } | |
4606 | ||
4607 | tmp_result = fiji_freeze_sclk_mclk_dpm(hwmgr); | |
4608 | PP_ASSERT_WITH_CODE((0 == tmp_result), | |
4609 | "Failed to freeze SCLK MCLK DPM!", result = tmp_result); | |
4610 | ||
4611 | tmp_result = fiji_populate_and_upload_sclk_mclk_dpm_levels(hwmgr, input); | |
4612 | PP_ASSERT_WITH_CODE((0 == tmp_result), | |
4613 | "Failed to populate and upload SCLK MCLK DPM levels!", | |
4614 | result = tmp_result); | |
4615 | ||
4616 | tmp_result = fiji_generate_dpm_level_enable_mask(hwmgr, input); | |
4617 | PP_ASSERT_WITH_CODE((0 == tmp_result), | |
4618 | "Failed to generate DPM level enabled mask!", | |
4619 | result = tmp_result); | |
4620 | ||
4621 | tmp_result = fiji_update_vce_dpm(hwmgr, input); | |
4622 | PP_ASSERT_WITH_CODE((0 == tmp_result), | |
4623 | "Failed to update VCE DPM!", | |
4624 | result = tmp_result); | |
4625 | ||
4626 | tmp_result = fiji_update_sclk_threshold(hwmgr); | |
4627 | PP_ASSERT_WITH_CODE((0 == tmp_result), | |
4628 | "Failed to update SCLK threshold!", | |
4629 | result = tmp_result); | |
4630 | ||
4631 | tmp_result = fiji_program_mem_timing_parameters(hwmgr); | |
4632 | PP_ASSERT_WITH_CODE((0 == tmp_result), | |
4633 | "Failed to program memory timing parameters!", | |
4634 | result = tmp_result); | |
4635 | ||
4636 | tmp_result = fiji_unfreeze_sclk_mclk_dpm(hwmgr); | |
4637 | PP_ASSERT_WITH_CODE((0 == tmp_result), | |
4638 | "Failed to unfreeze SCLK MCLK DPM!", | |
4639 | result = tmp_result); | |
4640 | ||
4641 | tmp_result = fiji_upload_dpm_level_enable_mask(hwmgr); | |
4642 | PP_ASSERT_WITH_CODE((0 == tmp_result), | |
4643 | "Failed to upload DPM level enabled mask!", | |
4644 | result = tmp_result); | |
4645 | ||
4646 | if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, | |
4647 | PHM_PlatformCaps_PCIEPerformanceRequest)) { | |
4648 | tmp_result = | |
4649 | fiji_notify_link_speed_change_after_state_change(hwmgr, input); | |
4650 | PP_ASSERT_WITH_CODE((0 == tmp_result), | |
4651 | "Failed to notify link speed change after state change!", | |
4652 | result = tmp_result); | |
4653 | } | |
4654 | ||
4655 | return result; | |
4656 | } | |
4657 | ||
4658 | static int fiji_dpm_get_sclk(struct pp_hwmgr *hwmgr, bool low) | |
4659 | { | |
4660 | struct pp_power_state *ps; | |
4661 | struct fiji_power_state *fiji_ps; | |
4662 | ||
4663 | if (hwmgr == NULL) | |
4664 | return -EINVAL; | |
4665 | ||
4666 | ps = hwmgr->request_ps; | |
4667 | ||
4668 | if (ps == NULL) | |
4669 | return -EINVAL; | |
4670 | ||
4671 | fiji_ps = cast_phw_fiji_power_state(&ps->hardware); | |
4672 | ||
4673 | if (low) | |
4674 | return fiji_ps->performance_levels[0].engine_clock; | |
4675 | else | |
4676 | return fiji_ps->performance_levels | |
4677 | [fiji_ps->performance_level_count-1].engine_clock; | |
4678 | } | |
4679 | ||
4680 | static int fiji_dpm_get_mclk(struct pp_hwmgr *hwmgr, bool low) | |
4681 | { | |
4682 | struct pp_power_state *ps; | |
4683 | struct fiji_power_state *fiji_ps; | |
4684 | ||
4685 | if (hwmgr == NULL) | |
4686 | return -EINVAL; | |
4687 | ||
4688 | ps = hwmgr->request_ps; | |
4689 | ||
4690 | if (ps == NULL) | |
4691 | return -EINVAL; | |
4692 | ||
4693 | fiji_ps = cast_phw_fiji_power_state(&ps->hardware); | |
4694 | ||
4695 | if (low) | |
4696 | return fiji_ps->performance_levels[0].memory_clock; | |
4697 | else | |
4698 | return fiji_ps->performance_levels | |
4699 | [fiji_ps->performance_level_count-1].memory_clock; | |
4700 | } | |
4701 | ||
4702 | static void fiji_print_current_perforce_level( | |
4703 | struct pp_hwmgr *hwmgr, struct seq_file *m) | |
4704 | { | |
4705 | uint32_t sclk, mclk; | |
4706 | ||
4707 | smum_send_msg_to_smc(hwmgr->smumgr, PPSMC_MSG_API_GetSclkFrequency); | |
4708 | ||
4709 | sclk = cgs_read_register(hwmgr->device, mmSMC_MSG_ARG_0); | |
4710 | ||
4711 | smum_send_msg_to_smc(hwmgr->smumgr, PPSMC_MSG_API_GetMclkFrequency); | |
4712 | ||
4713 | mclk = cgs_read_register(hwmgr->device, mmSMC_MSG_ARG_0); | |
4714 | seq_printf(m, "\n [ mclk ]: %u MHz\n\n [ sclk ]: %u MHz\n", | |
4715 | mclk / 100, sclk / 100); | |
4716 | } | |
4717 | ||
4718 | static const struct pp_hwmgr_func fiji_hwmgr_funcs = { | |
4719 | .backend_init = &fiji_hwmgr_backend_init, | |
4720 | .backend_fini = &tonga_hwmgr_backend_fini, | |
4721 | .asic_setup = &fiji_setup_asic_task, | |
4722 | .dynamic_state_management_enable = &fiji_enable_dpm_tasks, | |
4723 | .force_dpm_level = &fiji_dpm_force_dpm_level, | |
4724 | .get_num_of_pp_table_entries = &tonga_get_number_of_powerplay_table_entries, | |
4725 | .get_power_state_size = &fiji_get_power_state_size, | |
4726 | .get_pp_table_entry = &fiji_get_pp_table_entry, | |
4727 | .patch_boot_state = &fiji_patch_boot_state, | |
4728 | .apply_state_adjust_rules = &fiji_apply_state_adjust_rules, | |
4729 | .power_state_set = &fiji_set_power_state_tasks, | |
4730 | .get_sclk = &fiji_dpm_get_sclk, | |
4731 | .get_mclk = &fiji_dpm_get_mclk, | |
4732 | .print_current_perforce_level = &fiji_print_current_perforce_level, | |
4733 | }; | |
4734 | ||
4735 | int fiji_hwmgr_init(struct pp_hwmgr *hwmgr) | |
4736 | { | |
4737 | struct fiji_hwmgr *data; | |
4738 | int ret = 0; | |
4739 | ||
4740 | data = kzalloc(sizeof(struct fiji_hwmgr), GFP_KERNEL); | |
4741 | if (data == NULL) | |
4742 | return -ENOMEM; | |
4743 | ||
4744 | hwmgr->backend = data; | |
4745 | hwmgr->hwmgr_func = &fiji_hwmgr_funcs; | |
4746 | hwmgr->pptable_func = &tonga_pptable_funcs; | |
4747 | return ret; | |
4748 | } |