1  /*
2   * Copyright 2013 Advanced Micro Devices, Inc.
3   *
4   * Permission is hereby granted, free of charge, to any person obtaining a
5   * copy of this software and associated documentation files (the "Software"),
6   * to deal in the Software without restriction, including without limitation
7   * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8   * and/or sell copies of the Software, and to permit persons to whom the
9   * Software is furnished to do so, subject to the following conditions:
10   *
11   * The above copyright notice and this permission notice shall be included in
12   * all copies or substantial portions of the Software.
13   *
14   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
17   * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18   * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19   * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20   * OTHER DEALINGS IN THE SOFTWARE.
21   *
22   */
23  #ifndef __CI_DPM_H__
24  #define __CI_DPM_H__
25  
26  #include "ppsmc.h"
27  #include "radeon.h"
28  
29  #define SMU__NUM_SCLK_DPM_STATE  8
30  #define SMU__NUM_MCLK_DPM_LEVELS 6
31  #define SMU__NUM_LCLK_DPM_LEVELS 8
32  #define SMU__NUM_PCIE_DPM_LEVELS 8
33  #include "smu7_discrete.h"
34  
35  #define CISLANDS_MAX_HARDWARE_POWERLEVELS 2
36  
37  #define CISLANDS_UNUSED_GPIO_PIN 0x7F
38  
39  struct ci_pl {
40  	u32 mclk;
41  	u32 sclk;
42  	enum radeon_pcie_gen pcie_gen;
43  	u16 pcie_lane;
44  };
45  
46  struct ci_ps {
47  	u16 performance_level_count;
48  	bool dc_compatible;
49  	u32 sclk_t;
50  	struct ci_pl performance_levels[CISLANDS_MAX_HARDWARE_POWERLEVELS];
51  };
52  
53  struct ci_dpm_level {
54  	bool enabled;
55  	u32 value;
56  	u32 param1;
57  };
58  
59  #define CISLAND_MAX_DEEPSLEEP_DIVIDER_ID 5
60  #define MAX_REGULAR_DPM_NUMBER 8
61  #define CISLAND_MINIMUM_ENGINE_CLOCK 800
62  
63  struct ci_single_dpm_table {
64  	u32 count;
65  	struct ci_dpm_level dpm_levels[MAX_REGULAR_DPM_NUMBER];
66  };
67  
68  struct ci_dpm_table {
69  	struct ci_single_dpm_table sclk_table;
70  	struct ci_single_dpm_table mclk_table;
71  	struct ci_single_dpm_table pcie_speed_table;
72  	struct ci_single_dpm_table vddc_table;
73  	struct ci_single_dpm_table vddci_table;
74  	struct ci_single_dpm_table mvdd_table;
75  };
76  
77  struct ci_mc_reg_entry {
78  	u32 mclk_max;
79  	u32 mc_data[SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE];
80  };
81  
82  struct ci_mc_reg_table {
83  	u8 last;
84  	u8 num_entries;
85  	u16 valid_flag;
86  	struct ci_mc_reg_entry mc_reg_table_entry[MAX_AC_TIMING_ENTRIES];
87  	SMU7_Discrete_MCRegisterAddress mc_reg_address[SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE];
88  };
89  
90  struct ci_ulv_parm {
91  	bool supported;
92  	u32 cg_ulv_parameter;
93  	u32 volt_change_delay;
94  	struct ci_pl pl;
95  };
96  
97  #define CISLANDS_MAX_LEAKAGE_COUNT  8
98  
99  struct ci_leakage_voltage {
100  	u16 count;
101  	u16 leakage_id[CISLANDS_MAX_LEAKAGE_COUNT];
102  	u16 actual_voltage[CISLANDS_MAX_LEAKAGE_COUNT];
103  };
104  
105  struct ci_dpm_level_enable_mask {
106  	u32 uvd_dpm_enable_mask;
107  	u32 vce_dpm_enable_mask;
108  	u32 acp_dpm_enable_mask;
109  	u32 samu_dpm_enable_mask;
110  	u32 sclk_dpm_enable_mask;
111  	u32 mclk_dpm_enable_mask;
112  	u32 pcie_dpm_enable_mask;
113  };
114  
115  struct ci_vbios_boot_state {
116  	u16 mvdd_bootup_value;
117  	u16 vddc_bootup_value;
118  	u16 vddci_bootup_value;
119  	u32 sclk_bootup_value;
120  	u32 mclk_bootup_value;
121  	u16 pcie_gen_bootup_value;
122  	u16 pcie_lane_bootup_value;
123  };
124  
125  struct ci_clock_registers {
126  	u32 cg_spll_func_cntl;
127  	u32 cg_spll_func_cntl_2;
128  	u32 cg_spll_func_cntl_3;
129  	u32 cg_spll_func_cntl_4;
130  	u32 cg_spll_spread_spectrum;
131  	u32 cg_spll_spread_spectrum_2;
132  	u32 dll_cntl;
133  	u32 mclk_pwrmgt_cntl;
134  	u32 mpll_ad_func_cntl;
135  	u32 mpll_dq_func_cntl;
136  	u32 mpll_func_cntl;
137  	u32 mpll_func_cntl_1;
138  	u32 mpll_func_cntl_2;
139  	u32 mpll_ss1;
140  	u32 mpll_ss2;
141  };
142  
143  struct ci_thermal_temperature_setting {
144  	s32 temperature_low;
145  	s32 temperature_high;
146  	s32 temperature_shutdown;
147  };
148  
149  struct ci_pcie_perf_range {
150  	u16 max;
151  	u16 min;
152  };
153  
154  enum ci_pt_config_reg_type {
155  	CISLANDS_CONFIGREG_MMR = 0,
156  	CISLANDS_CONFIGREG_SMC_IND,
157  	CISLANDS_CONFIGREG_DIDT_IND,
158  	CISLANDS_CONFIGREG_CACHE,
159  	CISLANDS_CONFIGREG_MAX
160  };
161  
162  #define POWERCONTAINMENT_FEATURE_BAPM            0x00000001
163  #define POWERCONTAINMENT_FEATURE_TDCLimit        0x00000002
164  #define POWERCONTAINMENT_FEATURE_PkgPwrLimit     0x00000004
165  
166  struct ci_pt_config_reg {
167  	u32 offset;
168  	u32 mask;
169  	u32 shift;
170  	u32 value;
171  	enum ci_pt_config_reg_type type;
172  };
173  
174  struct ci_pt_defaults {
175  	u8 svi_load_line_en;
176  	u8 svi_load_line_vddc;
177  	u8 tdc_vddc_throttle_release_limit_perc;
178  	u8 tdc_mawt;
179  	u8 tdc_waterfall_ctl;
180  	u8 dte_ambient_temp_base;
181  	u32 display_cac;
182  	u32 bapm_temp_gradient;
183  	u16 bapmti_r[SMU7_DTE_ITERATIONS * SMU7_DTE_SOURCES * SMU7_DTE_SINKS];
184  	u16 bapmti_rc[SMU7_DTE_ITERATIONS * SMU7_DTE_SOURCES * SMU7_DTE_SINKS];
185  };
186  
187  #define DPMTABLE_OD_UPDATE_SCLK     0x00000001
188  #define DPMTABLE_OD_UPDATE_MCLK     0x00000002
189  #define DPMTABLE_UPDATE_SCLK        0x00000004
190  #define DPMTABLE_UPDATE_MCLK        0x00000008
191  
192  struct ci_power_info {
193  	struct ci_dpm_table dpm_table;
194  	u32 voltage_control;
195  	u32 mvdd_control;
196  	u32 vddci_control;
197  	u32 active_auto_throttle_sources;
198  	struct ci_clock_registers clock_registers;
199  	u16 acpi_vddc;
200  	u16 acpi_vddci;
201  	enum radeon_pcie_gen force_pcie_gen;
202  	enum radeon_pcie_gen acpi_pcie_gen;
203  	struct ci_leakage_voltage vddc_leakage;
204  	struct ci_leakage_voltage vddci_leakage;
205  	u16 max_vddc_in_pp_table;
206  	u16 min_vddc_in_pp_table;
207  	u16 max_vddci_in_pp_table;
208  	u16 min_vddci_in_pp_table;
209  	u32 mclk_strobe_mode_threshold;
210  	u32 mclk_stutter_mode_threshold;
211  	u32 mclk_edc_enable_threshold;
212  	u32 mclk_edc_wr_enable_threshold;
213  	struct ci_vbios_boot_state vbios_boot_state;
214  	/* smc offsets */
215  	u32 sram_end;
216  	u32 dpm_table_start;
217  	u32 soft_regs_start;
218  	u32 mc_reg_table_start;
219  	u32 fan_table_start;
220  	u32 arb_table_start;
221  	/* smc tables */
222  	SMU7_Discrete_DpmTable smc_state_table;
223  	SMU7_Discrete_MCRegisters smc_mc_reg_table;
224  	SMU7_Discrete_PmFuses smc_powertune_table;
225  	/* other stuff */
226  	struct ci_mc_reg_table mc_reg_table;
227  	struct atom_voltage_table vddc_voltage_table;
228  	struct atom_voltage_table vddci_voltage_table;
229  	struct atom_voltage_table mvdd_voltage_table;
230  	struct ci_ulv_parm ulv;
231  	u32 power_containment_features;
232  	const struct ci_pt_defaults *powertune_defaults;
233  	u32 dte_tj_offset;
234  	bool vddc_phase_shed_control;
235  	struct ci_thermal_temperature_setting thermal_temp_setting;
236  	struct ci_dpm_level_enable_mask dpm_level_enable_mask;
237  	u32 need_update_smu7_dpm_table;
238  	u32 sclk_dpm_key_disabled;
239  	u32 mclk_dpm_key_disabled;
240  	u32 pcie_dpm_key_disabled;
241  	u32 thermal_sclk_dpm_enabled;
242  	struct ci_pcie_perf_range pcie_gen_performance;
243  	struct ci_pcie_perf_range pcie_lane_performance;
244  	struct ci_pcie_perf_range pcie_gen_powersaving;
245  	struct ci_pcie_perf_range pcie_lane_powersaving;
246  	u32 activity_target[SMU7_MAX_LEVELS_GRAPHICS];
247  	u32 mclk_activity_target;
248  	u32 low_sclk_interrupt_t;
249  	u32 last_mclk_dpm_enable_mask;
250  	u32 sys_pcie_mask;
251  	/* caps */
252  	bool caps_power_containment;
253  	bool caps_cac;
254  	bool caps_sq_ramping;
255  	bool caps_db_ramping;
256  	bool caps_td_ramping;
257  	bool caps_tcp_ramping;
258  	bool caps_fps;
259  	bool caps_sclk_ds;
260  	bool caps_sclk_ss_support;
261  	bool caps_mclk_ss_support;
262  	bool caps_uvd_dpm;
263  	bool caps_vce_dpm;
264  	bool caps_samu_dpm;
265  	bool caps_acp_dpm;
266  	bool caps_automatic_dc_transition;
267  	bool caps_sclk_throttle_low_notification;
268  	bool caps_dynamic_ac_timing;
269  	bool caps_od_fuzzy_fan_control_support;
270  	/* flags */
271  	bool thermal_protection;
272  	bool pcie_performance_request;
273  	bool dynamic_ss;
274  	bool dll_default_on;
275  	bool cac_enabled;
276  	bool uvd_enabled;
277  	bool battery_state;
278  	bool pspp_notify_required;
279  	bool mem_gddr5;
280  	bool enable_bapm_feature;
281  	bool enable_tdc_limit_feature;
282  	bool enable_pkg_pwr_tracking_feature;
283  	bool use_pcie_performance_levels;
284  	bool use_pcie_powersaving_levels;
285  	bool uvd_power_gated;
286  	/* driver states */
287  	struct radeon_ps current_rps;
288  	struct ci_ps current_ps;
289  	struct radeon_ps requested_rps;
290  	struct ci_ps requested_ps;
291  	/* fan control */
292  	bool fan_ctrl_is_in_default_mode;
293  	bool fan_is_controlled_by_smc;
294  	u32 t_min;
295  	u32 fan_ctrl_default_mode;
296  };
297  
298  #define CISLANDS_VOLTAGE_CONTROL_NONE                   0x0
299  #define CISLANDS_VOLTAGE_CONTROL_BY_GPIO                0x1
300  #define CISLANDS_VOLTAGE_CONTROL_BY_SVID2               0x2
301  
302  #define CISLANDS_Q88_FORMAT_CONVERSION_UNIT             256
303  
304  #define CISLANDS_VRC_DFLT0                              0x3FFFC000
305  #define CISLANDS_VRC_DFLT1                              0x000400
306  #define CISLANDS_VRC_DFLT2                              0xC00080
307  #define CISLANDS_VRC_DFLT3                              0xC00200
308  #define CISLANDS_VRC_DFLT4                              0xC01680
309  #define CISLANDS_VRC_DFLT5                              0xC00033
310  #define CISLANDS_VRC_DFLT6                              0xC00033
311  #define CISLANDS_VRC_DFLT7                              0x3FFFC000
312  
313  #define CISLANDS_CGULVPARAMETER_DFLT                    0x00040035
314  #define CISLAND_TARGETACTIVITY_DFLT                     30
315  #define CISLAND_MCLK_TARGETACTIVITY_DFLT                10
316  
317  #define PCIE_PERF_REQ_REMOVE_REGISTRY   0
318  #define PCIE_PERF_REQ_FORCE_LOWPOWER    1
319  #define PCIE_PERF_REQ_PECI_GEN1         2
320  #define PCIE_PERF_REQ_PECI_GEN2         3
321  #define PCIE_PERF_REQ_PECI_GEN3         4
322  
323  int ci_copy_bytes_to_smc(struct radeon_device *rdev,
324  			 u32 smc_start_address,
325  			 const u8 *src, u32 byte_count, u32 limit);
326  void ci_start_smc(struct radeon_device *rdev);
327  void ci_reset_smc(struct radeon_device *rdev);
328  int ci_program_jump_on_start(struct radeon_device *rdev);
329  void ci_stop_smc_clock(struct radeon_device *rdev);
330  void ci_start_smc_clock(struct radeon_device *rdev);
331  bool ci_is_smc_running(struct radeon_device *rdev);
332  PPSMC_Result ci_wait_for_smc_inactive(struct radeon_device *rdev);
333  int ci_load_smc_ucode(struct radeon_device *rdev, u32 limit);
334  int ci_read_smc_sram_dword(struct radeon_device *rdev,
335  			   u32 smc_address, u32 *value, u32 limit);
336  int ci_write_smc_sram_dword(struct radeon_device *rdev,
337  			    u32 smc_address, u32 value, u32 limit);
338  
339  #endif
340