xref: /linux/drivers/gpu/drm/amd/pm/legacy-dpm/si_dpm.h (revision face6a3615a649456eb4549f6d474221d877d604)
1 /*
2  * Copyright 2012 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 #ifndef __SI_DPM_H__
24 #define __SI_DPM_H__
25 
26 #include "amdgpu_atombios.h"
27 #include "sislands_smc.h"
28 
29 #define MC_CG_CONFIG                                    0x96f
30 #define MC_ARB_CG                                       0x9fa
31 #define		CG_ARB_REQ(x)				((x) << 0)
32 #define		CG_ARB_REQ_MASK				(0xff << 0)
33 
34 #define	MC_ARB_DRAM_TIMING_1				0x9fc
35 #define	MC_ARB_DRAM_TIMING_2				0x9fd
36 #define	MC_ARB_DRAM_TIMING_3				0x9fe
37 #define	MC_ARB_DRAM_TIMING2_1				0x9ff
38 #define	MC_ARB_DRAM_TIMING2_2				0xa00
39 #define	MC_ARB_DRAM_TIMING2_3				0xa01
40 
41 #define NISLANDS_MAX_SMC_PERFORMANCE_LEVELS_PER_SWSTATE 16
42 #define RV770_ASI_DFLT                                1000
43 #define CYPRESS_HASI_DFLT                               400000
44 #define PCIE_PERF_REQ_PECI_GEN1         2
45 #define PCIE_PERF_REQ_PECI_GEN2         3
46 #define PCIE_PERF_REQ_PECI_GEN3         4
47 #define RV770_DEFAULT_VCLK_FREQ  53300 /* 10 khz */
48 #define RV770_DEFAULT_DCLK_FREQ  40000 /* 10 khz */
49 
50 #define SMC_STROBE_RATIO    0x0F
51 #define SMC_STROBE_ENABLE   0x10
52 
53 #define SMC_MC_EDC_RD_FLAG  0x01
54 #define SMC_MC_EDC_WR_FLAG  0x02
55 #define SMC_MC_RTT_ENABLE   0x04
56 #define SMC_MC_STUTTER_EN   0x08
57 
58 #define SISLANDS_MCREGISTERTABLE_INITIAL_SLOT               0
59 #define SISLANDS_MCREGISTERTABLE_ACPI_SLOT                  1
60 #define SISLANDS_MCREGISTERTABLE_ULV_SLOT                   2
61 #define SISLANDS_MCREGISTERTABLE_FIRST_DRIVERSTATE_SLOT     3
62 
63 #define SISLANDS_LEAKAGE_INDEX0     0xff01
64 #define SISLANDS_MAX_LEAKAGE_COUNT  4
65 
66 #define SISLANDS_MAX_HARDWARE_POWERLEVELS 5
67 #define SISLANDS_INITIAL_STATE_ARB_INDEX    0
68 #define SISLANDS_ACPI_STATE_ARB_INDEX       1
69 #define SISLANDS_ULV_STATE_ARB_INDEX        2
70 #define SISLANDS_DRIVER_STATE_ARB_INDEX     3
71 
72 #define SISLANDS_DPM2_MAX_PULSE_SKIP        256
73 
74 #define SISLANDS_DPM2_NEAR_TDP_DEC          10
75 #define SISLANDS_DPM2_ABOVE_SAFE_INC        5
76 #define SISLANDS_DPM2_BELOW_SAFE_INC        20
77 
78 #define SISLANDS_DPM2_TDP_SAFE_LIMIT_PERCENT            80
79 
80 #define SISLANDS_DPM2_MAXPS_PERCENT_H                   99
81 #define SISLANDS_DPM2_MAXPS_PERCENT_M                   99
82 
83 #define SISLANDS_DPM2_SQ_RAMP_MAX_POWER                 0x3FFF
84 #define SISLANDS_DPM2_SQ_RAMP_MIN_POWER                 0x12
85 #define SISLANDS_DPM2_SQ_RAMP_MAX_POWER_DELTA           0x15
86 #define SISLANDS_DPM2_SQ_RAMP_STI_SIZE                  0x1E
87 #define SISLANDS_DPM2_SQ_RAMP_LTI_RATIO                 0xF
88 
89 #define SISLANDS_DPM2_PWREFFICIENCYRATIO_MARGIN         10
90 
91 #define SISLANDS_VRC_DFLT                               0xC000B3
92 #define SISLANDS_ULVVOLTAGECHANGEDELAY_DFLT             1687
93 #define SISLANDS_CGULVPARAMETER_DFLT                    0x00040035
94 #define SISLANDS_CGULVCONTROL_DFLT                      0x1f007550
95 
96 #define SI_ASI_DFLT                                10000
97 #define SI_BSP_DFLT                                0x41EB
98 #define SI_BSU_DFLT                                0x2
99 #define SI_AH_DFLT                                 5
100 #define SI_RLP_DFLT                                25
101 #define SI_RMP_DFLT                                65
102 #define SI_LHP_DFLT                                40
103 #define SI_LMP_DFLT                                15
104 #define SI_TD_DFLT                                 0
105 #define SI_UTC_DFLT_00                             0x24
106 #define SI_UTC_DFLT_01                             0x22
107 #define SI_UTC_DFLT_02                             0x22
108 #define SI_UTC_DFLT_03                             0x22
109 #define SI_UTC_DFLT_04                             0x22
110 #define SI_UTC_DFLT_05                             0x22
111 #define SI_UTC_DFLT_06                             0x22
112 #define SI_UTC_DFLT_07                             0x22
113 #define SI_UTC_DFLT_08                             0x22
114 #define SI_UTC_DFLT_09                             0x22
115 #define SI_UTC_DFLT_10                             0x22
116 #define SI_UTC_DFLT_11                             0x22
117 #define SI_UTC_DFLT_12                             0x22
118 #define SI_UTC_DFLT_13                             0x22
119 #define SI_UTC_DFLT_14                             0x22
120 #define SI_DTC_DFLT_00                             0x24
121 #define SI_DTC_DFLT_01                             0x22
122 #define SI_DTC_DFLT_02                             0x22
123 #define SI_DTC_DFLT_03                             0x22
124 #define SI_DTC_DFLT_04                             0x22
125 #define SI_DTC_DFLT_05                             0x22
126 #define SI_DTC_DFLT_06                             0x22
127 #define SI_DTC_DFLT_07                             0x22
128 #define SI_DTC_DFLT_08                             0x22
129 #define SI_DTC_DFLT_09                             0x22
130 #define SI_DTC_DFLT_10                             0x22
131 #define SI_DTC_DFLT_11                             0x22
132 #define SI_DTC_DFLT_12                             0x22
133 #define SI_DTC_DFLT_13                             0x22
134 #define SI_DTC_DFLT_14                             0x22
135 #define SI_VRC_DFLT                                0x0000C003
136 #define SI_VOLTAGERESPONSETIME_DFLT                1000
137 #define SI_BACKBIASRESPONSETIME_DFLT               1000
138 #define SI_VRU_DFLT                                0x3
139 #define SI_SPLLSTEPTIME_DFLT                       0x1000
140 #define SI_SPLLSTEPUNIT_DFLT                       0x3
141 #define SI_TPU_DFLT                                0
142 #define SI_TPC_DFLT                                0x200
143 #define SI_SSTU_DFLT                               0
144 #define SI_SST_DFLT                                0x00C8
145 #define SI_GICST_DFLT                              0x200
146 #define SI_FCT_DFLT                                0x0400
147 #define SI_FCTU_DFLT                               0
148 #define SI_CTXCGTT3DRPHC_DFLT                      0x20
149 #define SI_CTXCGTT3DRSDC_DFLT                      0x40
150 #define SI_VDDC3DOORPHC_DFLT                       0x100
151 #define SI_VDDC3DOORSDC_DFLT                       0x7
152 #define SI_VDDC3DOORSU_DFLT                        0
153 #define SI_MPLLLOCKTIME_DFLT                       100
154 #define SI_MPLLRESETTIME_DFLT                      150
155 #define SI_VCOSTEPPCT_DFLT                          20
156 #define SI_ENDINGVCOSTEPPCT_DFLT                    5
157 #define SI_REFERENCEDIVIDER_DFLT                    4
158 
159 #define SI_PM_NUMBER_OF_TC 15
160 #define SI_PM_NUMBER_OF_SCLKS 20
161 #define SI_PM_NUMBER_OF_MCLKS 4
162 #define SI_PM_NUMBER_OF_VOLTAGE_LEVELS 4
163 #define SI_PM_NUMBER_OF_ACTIVITY_LEVELS 3
164 
165 /* XXX are these ok? */
166 #define SI_TEMP_RANGE_MIN (90 * 1000)
167 #define SI_TEMP_RANGE_MAX (120 * 1000)
168 
169 #define FDO_PWM_MODE_STATIC  1
170 #define FDO_PWM_MODE_STATIC_RPM 5
171 
172 enum ni_dc_cac_level
173 {
174 	NISLANDS_DCCAC_LEVEL_0 = 0,
175 	NISLANDS_DCCAC_LEVEL_1,
176 	NISLANDS_DCCAC_LEVEL_2,
177 	NISLANDS_DCCAC_LEVEL_3,
178 	NISLANDS_DCCAC_LEVEL_4,
179 	NISLANDS_DCCAC_LEVEL_5,
180 	NISLANDS_DCCAC_LEVEL_6,
181 	NISLANDS_DCCAC_LEVEL_7,
182 	NISLANDS_DCCAC_MAX_LEVELS
183 };
184 
185 enum si_cac_config_reg_type
186 {
187 	SISLANDS_CACCONFIG_MMR = 0,
188 	SISLANDS_CACCONFIG_CGIND,
189 	SISLANDS_CACCONFIG_MAX
190 };
191 
192 extern const struct amdgpu_ip_block_version si_smu_ip_block;
193 
194 struct ni_leakage_coeffients
195 {
196 	u32 at;
197 	u32 bt;
198 	u32 av;
199 	u32 bv;
200 	s32 t_slope;
201 	s32 t_intercept;
202 	u32 t_ref;
203 };
204 
205 struct SMC_NIslands_MCRegisterAddress
206 {
207     uint16_t s0;
208     uint16_t s1;
209 };
210 
211 typedef struct SMC_NIslands_MCRegisterAddress SMC_NIslands_MCRegisterAddress;
212 
213 struct rv7xx_power_info {
214 	/* flags */
215 	bool voltage_control; /* vddc */
216 	bool mvdd_control;
217 	bool sclk_ss;
218 	bool mclk_ss;
219 	bool dynamic_ss;
220 	bool thermal_protection;
221 	/* voltage */
222 	u32 mvdd_split_frequency;
223 	u16 max_vddc;
224 	u16 max_vddc_in_table;
225 	u16 min_vddc_in_table;
226 	/* stored values */
227 	u16 acpi_vddc;
228 	u32 ref_div;
229 	u32 active_auto_throttle_sources;
230 	u32 mclk_stutter_mode_threshold;
231 	u32 mclk_strobe_mode_threshold;
232 	u32 mclk_edc_enable_threshold;
233 	u32 bsp;
234 	u32 bsu;
235 	u32 pbsp;
236 	u32 pbsu;
237 	u32 dsp;
238 	u32 psp;
239 	u32 asi;
240 	u32 pasi;
241 	u32 vrc;
242 };
243 
244 enum si_pcie_gen {
245 	SI_PCIE_GEN1 = 0,
246 	SI_PCIE_GEN2 = 1,
247 	SI_PCIE_GEN3 = 2,
248 	SI_PCIE_GEN_INVALID = 0xffff
249 };
250 
251 struct rv7xx_pl {
252 	u32 sclk;
253 	u32 mclk;
254 	u16 vddc;
255 	u16 vddci; /* eg+ only */
256 	u32 flags;
257 	enum si_pcie_gen pcie_gen; /* si+ only */
258 };
259 
260 struct si_ps {
261 	u16 performance_level_count;
262 	bool dc_compatible;
263 	struct rv7xx_pl performance_levels[NISLANDS_MAX_SMC_PERFORMANCE_LEVELS_PER_SWSTATE];
264 };
265 
266 struct evergreen_power_info {
267 	/* must be first! */
268 	struct rv7xx_power_info rv7xx;
269 	/* flags */
270 	bool vddci_control;
271 	bool dynamic_ac_timing;
272 	bool abm;
273 	bool mcls;
274 	bool pcie_performance_request;
275 	bool sclk_deep_sleep;
276 	bool smu_uvd_hs;
277 	bool uvd_enabled;
278 	/* stored values */
279 	u16 acpi_vddci;
280 	u32 mclk_edc_wr_enable_threshold;
281 	struct atom_voltage_table vddc_voltage_table;
282 	struct atom_voltage_table vddci_voltage_table;
283 	struct amdgpu_ps current_rps;
284 	struct amdgpu_ps requested_rps;
285 };
286 
287 struct ni_power_info {
288 	/* must be first! */
289 	struct evergreen_power_info eg;
290 	u32 mclk_rtt_mode_threshold;
291 	/* flags */
292 	bool support_cac_long_term_average;
293 	bool cac_enabled;
294 	bool cac_configuration_required;
295 	bool driver_calculate_cac_leakage;
296 	bool enable_power_containment;
297 	bool enable_cac;
298 	bool enable_sq_ramping;
299 	struct si_ps current_ps;
300 	struct si_ps requested_ps;
301 };
302 
303 struct si_cac_config_reg
304 {
305 	u32 offset;
306 	u32 mask;
307 	u32 shift;
308 	u32 value;
309 	enum si_cac_config_reg_type type;
310 };
311 
312 struct si_powertune_data
313 {
314 	u32 cac_window;
315 	u32 l2_lta_window_size_default;
316 	u8 lts_truncate_default;
317 	u8 shift_n_default;
318 	u8 operating_temp;
319 	struct ni_leakage_coeffients leakage_coefficients;
320 	u32 fixed_kt;
321 	u32 lkge_lut_v0_percent;
322 	u8 dc_cac[NISLANDS_DCCAC_MAX_LEVELS];
323 	bool enable_powertune_by_default;
324 };
325 
326 struct si_dyn_powertune_data
327 {
328 	u32 cac_leakage;
329 	s32 leakage_minimum_temperature;
330 	u32 wintime;
331 	u32 l2_lta_window_size;
332 	u8 lts_truncate;
333 	u8 shift_n;
334 	u8 dc_pwr_value;
335 	bool disable_uvd_powertune;
336 };
337 
338 struct si_dte_data
339 {
340 	u32 tau[SMC_SISLANDS_DTE_MAX_FILTER_STAGES];
341 	u32 r[SMC_SISLANDS_DTE_MAX_FILTER_STAGES];
342 	u32 k;
343 	u32 t0;
344 	u32 max_t;
345 	u8 window_size;
346 	u8 temp_select;
347 	u8 dte_mode;
348 	u8 tdep_count;
349 	u8 t_limits[SMC_SISLANDS_DTE_MAX_TEMPERATURE_DEPENDENT_ARRAY_SIZE];
350 	u32 tdep_tau[SMC_SISLANDS_DTE_MAX_TEMPERATURE_DEPENDENT_ARRAY_SIZE];
351 	u32 tdep_r[SMC_SISLANDS_DTE_MAX_TEMPERATURE_DEPENDENT_ARRAY_SIZE];
352 	u32 t_threshold;
353 	bool enable_dte_by_default;
354 };
355 
356 struct si_clock_registers {
357 	u32 cg_spll_func_cntl;
358 	u32 cg_spll_func_cntl_2;
359 	u32 cg_spll_func_cntl_3;
360 	u32 cg_spll_func_cntl_4;
361 	u32 cg_spll_spread_spectrum;
362 	u32 cg_spll_spread_spectrum_2;
363 	u32 dll_cntl;
364 	u32 mclk_pwrmgt_cntl;
365 	u32 mpll_ad_func_cntl;
366 	u32 mpll_dq_func_cntl;
367 	u32 mpll_func_cntl;
368 	u32 mpll_func_cntl_1;
369 	u32 mpll_func_cntl_2;
370 	u32 mpll_ss1;
371 	u32 mpll_ss2;
372 };
373 
374 struct si_mc_reg_entry {
375 	u32 mclk_max;
376 	u32 mc_data[SMC_SISLANDS_MC_REGISTER_ARRAY_SIZE];
377 };
378 
379 struct si_mc_reg_table {
380 	u8 last;
381 	u8 num_entries;
382 	u16 valid_flag;
383 	struct si_mc_reg_entry mc_reg_table_entry[MAX_AC_TIMING_ENTRIES];
384 	SMC_NIslands_MCRegisterAddress mc_reg_address[SMC_SISLANDS_MC_REGISTER_ARRAY_SIZE];
385 };
386 
387 struct si_leakage_voltage_entry
388 {
389 	u16 voltage;
390 	u16 leakage_index;
391 };
392 
393 struct si_leakage_voltage
394 {
395 	u16 count;
396 	struct si_leakage_voltage_entry entries[SISLANDS_MAX_LEAKAGE_COUNT];
397 };
398 
399 struct si_ulv_param {
400 	bool supported;
401 	u32 cg_ulv_control;
402 	u32 cg_ulv_parameter;
403 	u32 volt_change_delay;
404 	struct rv7xx_pl pl;
405 	bool one_pcie_lane_in_ulv;
406 };
407 
408 struct si_power_info {
409 	/* must be first! */
410 	struct ni_power_info ni;
411 	struct si_clock_registers clock_registers;
412 	struct si_mc_reg_table mc_reg_table;
413 	struct atom_voltage_table mvdd_voltage_table;
414 	struct atom_voltage_table vddc_phase_shed_table;
415 	struct si_leakage_voltage leakage_voltage;
416 	u16 mvdd_bootup_value;
417 	struct si_ulv_param ulv;
418 	u32 max_cu;
419 	/* pcie gen */
420 	enum si_pcie_gen force_pcie_gen;
421 	enum si_pcie_gen boot_pcie_gen;
422 	enum si_pcie_gen acpi_pcie_gen;
423 	u32 sys_pcie_mask;
424 	/* flags */
425 	bool enable_dte;
426 	bool enable_ppm;
427 	bool vddc_phase_shed_control;
428 	bool pspp_notify_required;
429 	bool sclk_deep_sleep_above_low;
430 	bool voltage_control_svi2;
431 	bool vddci_control_svi2;
432 	/* smc offsets */
433 	u32 sram_end;
434 	u32 state_table_start;
435 	u32 soft_regs_start;
436 	u32 mc_reg_table_start;
437 	u32 arb_table_start;
438 	u32 cac_table_start;
439 	u32 dte_table_start;
440 	u32 spll_table_start;
441 	u32 papm_cfg_table_start;
442 	u32 fan_table_start;
443 	/* CAC stuff */
444 	const struct si_cac_config_reg *cac_weights;
445 	const struct si_cac_config_reg *lcac_config;
446 	const struct si_cac_config_reg *cac_override;
447 	const struct si_powertune_data *powertune_data;
448 	struct si_dyn_powertune_data dyn_powertune_data;
449 	/* DTE stuff */
450 	struct si_dte_data dte_data;
451 	/* scratch structs */
452 	SMC_SIslands_MCRegisters smc_mc_reg_table;
453 	SISLANDS_SMC_STATETABLE smc_statetable;
454 	PP_SIslands_PAPMParameters papm_parm;
455 	/* SVI2 */
456 	u8 svd_gpio_id;
457 	u8 svc_gpio_id;
458 	/* fan control */
459 	bool fan_ctrl_is_in_default_mode;
460 	u32 t_min;
461 	u32 fan_ctrl_default_mode;
462 	bool fan_is_controlled_by_smc;
463 };
464 
465 #endif
466