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24#include <linux/firmware.h>
25#include <linux/pci.h>
26#include <linux/seq_file.h>
27
28#include "atom.h"
29#include "ci_dpm.h"
30#include "cikd.h"
31#include "r600_dpm.h"
32#include "radeon.h"
33#include "radeon_asic.h"
34#include "radeon_ucode.h"
35
36#define MC_CG_ARB_FREQ_F0 0x0a
37#define MC_CG_ARB_FREQ_F1 0x0b
38#define MC_CG_ARB_FREQ_F2 0x0c
39#define MC_CG_ARB_FREQ_F3 0x0d
40
41#define SMC_RAM_END 0x40000
42
43#define VOLTAGE_SCALE 4
44#define VOLTAGE_VID_OFFSET_SCALE1 625
45#define VOLTAGE_VID_OFFSET_SCALE2 100
46
47static const struct ci_pt_defaults defaults_hawaii_xt =
48{
49 1, 0xF, 0xFD, 0x19, 5, 0x14, 0, 0xB0000,
50 { 0x2E, 0x00, 0x00, 0x88, 0x00, 0x00, 0x72, 0x60, 0x51, 0xA7, 0x79, 0x6B, 0x90, 0xBD, 0x79 },
51 { 0x217, 0x217, 0x217, 0x242, 0x242, 0x242, 0x269, 0x269, 0x269, 0x2A1, 0x2A1, 0x2A1, 0x2C9, 0x2C9, 0x2C9 }
52};
53
54static const struct ci_pt_defaults defaults_hawaii_pro =
55{
56 1, 0xF, 0xFD, 0x19, 5, 0x14, 0, 0x65062,
57 { 0x2E, 0x00, 0x00, 0x88, 0x00, 0x00, 0x72, 0x60, 0x51, 0xA7, 0x79, 0x6B, 0x90, 0xBD, 0x79 },
58 { 0x217, 0x217, 0x217, 0x242, 0x242, 0x242, 0x269, 0x269, 0x269, 0x2A1, 0x2A1, 0x2A1, 0x2C9, 0x2C9, 0x2C9 }
59};
60
61static const struct ci_pt_defaults defaults_bonaire_xt =
62{
63 1, 0xF, 0xFD, 0x19, 5, 45, 0, 0xB0000,
64 { 0x79, 0x253, 0x25D, 0xAE, 0x72, 0x80, 0x83, 0x86, 0x6F, 0xC8, 0xC9, 0xC9, 0x2F, 0x4D, 0x61 },
65 { 0x17C, 0x172, 0x180, 0x1BC, 0x1B3, 0x1BD, 0x206, 0x200, 0x203, 0x25D, 0x25A, 0x255, 0x2C3, 0x2C5, 0x2B4 }
66};
67
68static const struct ci_pt_defaults defaults_bonaire_pro =
69{
70 1, 0xF, 0xFD, 0x19, 5, 45, 0, 0x65062,
71 { 0x8C, 0x23F, 0x244, 0xA6, 0x83, 0x85, 0x86, 0x86, 0x83, 0xDB, 0xDB, 0xDA, 0x67, 0x60, 0x5F },
72 { 0x187, 0x193, 0x193, 0x1C7, 0x1D1, 0x1D1, 0x210, 0x219, 0x219, 0x266, 0x26C, 0x26C, 0x2C9, 0x2CB, 0x2CB }
73};
74
75static const struct ci_pt_defaults defaults_saturn_xt =
76{
77 1, 0xF, 0xFD, 0x19, 5, 55, 0, 0x70000,
78 { 0x8C, 0x247, 0x249, 0xA6, 0x80, 0x81, 0x8B, 0x89, 0x86, 0xC9, 0xCA, 0xC9, 0x4D, 0x4D, 0x4D },
79 { 0x187, 0x187, 0x187, 0x1C7, 0x1C7, 0x1C7, 0x210, 0x210, 0x210, 0x266, 0x266, 0x266, 0x2C9, 0x2C9, 0x2C9 }
80};
81
82static const struct ci_pt_defaults defaults_saturn_pro =
83{
84 1, 0xF, 0xFD, 0x19, 5, 55, 0, 0x30000,
85 { 0x96, 0x21D, 0x23B, 0xA1, 0x85, 0x87, 0x83, 0x84, 0x81, 0xE6, 0xE6, 0xE6, 0x71, 0x6A, 0x6A },
86 { 0x193, 0x19E, 0x19E, 0x1D2, 0x1DC, 0x1DC, 0x21A, 0x223, 0x223, 0x26E, 0x27E, 0x274, 0x2CF, 0x2D2, 0x2D2 }
87};
88
89static const struct ci_pt_config_reg didt_config_ci[] =
90{
91 { 0x10, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
92 { 0x10, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
93 { 0x10, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
94 { 0x10, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
95 { 0x11, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
96 { 0x11, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
97 { 0x11, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
98 { 0x11, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
99 { 0x12, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
100 { 0x12, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
101 { 0x12, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
102 { 0x12, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
103 { 0x2, 0x00003fff, 0, 0x4, CISLANDS_CONFIGREG_DIDT_IND },
104 { 0x2, 0x03ff0000, 16, 0x80, CISLANDS_CONFIGREG_DIDT_IND },
105 { 0x2, 0x78000000, 27, 0x3, CISLANDS_CONFIGREG_DIDT_IND },
106 { 0x1, 0x0000ffff, 0, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND },
107 { 0x1, 0xffff0000, 16, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND },
108 { 0x0, 0x00000001, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
109 { 0x30, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
110 { 0x30, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
111 { 0x30, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
112 { 0x30, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
113 { 0x31, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
114 { 0x31, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
115 { 0x31, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
116 { 0x31, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
117 { 0x32, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
118 { 0x32, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
119 { 0x32, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
120 { 0x32, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
121 { 0x22, 0x00003fff, 0, 0x4, CISLANDS_CONFIGREG_DIDT_IND },
122 { 0x22, 0x03ff0000, 16, 0x80, CISLANDS_CONFIGREG_DIDT_IND },
123 { 0x22, 0x78000000, 27, 0x3, CISLANDS_CONFIGREG_DIDT_IND },
124 { 0x21, 0x0000ffff, 0, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND },
125 { 0x21, 0xffff0000, 16, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND },
126 { 0x20, 0x00000001, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
127 { 0x50, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
128 { 0x50, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
129 { 0x50, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
130 { 0x50, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
131 { 0x51, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
132 { 0x51, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
133 { 0x51, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
134 { 0x51, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
135 { 0x52, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
136 { 0x52, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
137 { 0x52, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
138 { 0x52, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
139 { 0x42, 0x00003fff, 0, 0x4, CISLANDS_CONFIGREG_DIDT_IND },
140 { 0x42, 0x03ff0000, 16, 0x80, CISLANDS_CONFIGREG_DIDT_IND },
141 { 0x42, 0x78000000, 27, 0x3, CISLANDS_CONFIGREG_DIDT_IND },
142 { 0x41, 0x0000ffff, 0, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND },
143 { 0x41, 0xffff0000, 16, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND },
144 { 0x40, 0x00000001, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
145 { 0x70, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
146 { 0x70, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
147 { 0x70, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
148 { 0x70, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
149 { 0x71, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
150 { 0x71, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
151 { 0x71, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
152 { 0x71, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
153 { 0x72, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
154 { 0x72, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
155 { 0x72, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
156 { 0x72, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
157 { 0x62, 0x00003fff, 0, 0x4, CISLANDS_CONFIGREG_DIDT_IND },
158 { 0x62, 0x03ff0000, 16, 0x80, CISLANDS_CONFIGREG_DIDT_IND },
159 { 0x62, 0x78000000, 27, 0x3, CISLANDS_CONFIGREG_DIDT_IND },
160 { 0x61, 0x0000ffff, 0, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND },
161 { 0x61, 0xffff0000, 16, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND },
162 { 0x60, 0x00000001, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
163 { 0xFFFFFFFF }
164};
165
166extern u8 rv770_get_memory_module_index(struct radeon_device *rdev);
167extern int ni_copy_and_switch_arb_sets(struct radeon_device *rdev,
168 u32 arb_freq_src, u32 arb_freq_dest);
169extern u8 si_get_ddr3_mclk_frequency_ratio(u32 memory_clock);
170extern u8 si_get_mclk_frequency_ratio(u32 memory_clock, bool strobe_mode);
171extern void si_trim_voltage_table_to_fit_state_table(struct radeon_device *rdev,
172 u32 max_voltage_steps,
173 struct atom_voltage_table *voltage_table);
174extern void cik_enter_rlc_safe_mode(struct radeon_device *rdev);
175extern void cik_exit_rlc_safe_mode(struct radeon_device *rdev);
176extern int ci_mc_load_microcode(struct radeon_device *rdev);
177extern void cik_update_cg(struct radeon_device *rdev,
178 u32 block, bool enable);
179
180static int ci_get_std_voltage_value_sidd(struct radeon_device *rdev,
181 struct atom_voltage_table_entry *voltage_table,
182 u16 *std_voltage_hi_sidd, u16 *std_voltage_lo_sidd);
183static int ci_set_power_limit(struct radeon_device *rdev, u32 n);
184static int ci_set_overdrive_target_tdp(struct radeon_device *rdev,
185 u32 target_tdp);
186static int ci_update_uvd_dpm(struct radeon_device *rdev, bool gate);
187
188static PPSMC_Result ci_send_msg_to_smc(struct radeon_device *rdev, PPSMC_Msg msg);
189static PPSMC_Result ci_send_msg_to_smc_with_parameter(struct radeon_device *rdev,
190 PPSMC_Msg msg, u32 parameter);
191
192static void ci_thermal_start_smc_fan_control(struct radeon_device *rdev);
193static void ci_fan_ctrl_set_default_mode(struct radeon_device *rdev);
194
195static struct ci_power_info *ci_get_pi(struct radeon_device *rdev)
196{
197 struct ci_power_info *pi = rdev->pm.dpm.priv;
198
199 return pi;
200}
201
202static struct ci_ps *ci_get_ps(struct radeon_ps *rps)
203{
204 struct ci_ps *ps = rps->ps_priv;
205
206 return ps;
207}
208
209static void ci_initialize_powertune_defaults(struct radeon_device *rdev)
210{
211 struct ci_power_info *pi = ci_get_pi(rdev);
212
213 switch (rdev->pdev->device) {
214 case 0x6649:
215 case 0x6650:
216 case 0x6651:
217 case 0x6658:
218 case 0x665C:
219 case 0x665D:
220 default:
221 pi->powertune_defaults = &defaults_bonaire_xt;
222 break;
223 case 0x6640:
224 case 0x6641:
225 case 0x6646:
226 case 0x6647:
227 pi->powertune_defaults = &defaults_saturn_xt;
228 break;
229 case 0x67B8:
230 case 0x67B0:
231 pi->powertune_defaults = &defaults_hawaii_xt;
232 break;
233 case 0x67BA:
234 case 0x67B1:
235 pi->powertune_defaults = &defaults_hawaii_pro;
236 break;
237 case 0x67A0:
238 case 0x67A1:
239 case 0x67A2:
240 case 0x67A8:
241 case 0x67A9:
242 case 0x67AA:
243 case 0x67B9:
244 case 0x67BE:
245 pi->powertune_defaults = &defaults_bonaire_xt;
246 break;
247 }
248
249 pi->dte_tj_offset = 0;
250
251 pi->caps_power_containment = true;
252 pi->caps_cac = false;
253 pi->caps_sq_ramping = false;
254 pi->caps_db_ramping = false;
255 pi->caps_td_ramping = false;
256 pi->caps_tcp_ramping = false;
257
258 if (pi->caps_power_containment) {
259 pi->caps_cac = true;
260 if (rdev->family == CHIP_HAWAII)
261 pi->enable_bapm_feature = false;
262 else
263 pi->enable_bapm_feature = true;
264 pi->enable_tdc_limit_feature = true;
265 pi->enable_pkg_pwr_tracking_feature = true;
266 }
267}
268
269static u8 ci_convert_to_vid(u16 vddc)
270{
271 return (6200 - (vddc * VOLTAGE_SCALE)) / 25;
272}
273
274static int ci_populate_bapm_vddc_vid_sidd(struct radeon_device *rdev)
275{
276 struct ci_power_info *pi = ci_get_pi(rdev);
277 u8 *hi_vid = pi->smc_powertune_table.BapmVddCVidHiSidd;
278 u8 *lo_vid = pi->smc_powertune_table.BapmVddCVidLoSidd;
279 u8 *hi2_vid = pi->smc_powertune_table.BapmVddCVidHiSidd2;
280 u32 i;
281
282 if (rdev->pm.dpm.dyn_state.cac_leakage_table.entries == NULL)
283 return -EINVAL;
284 if (rdev->pm.dpm.dyn_state.cac_leakage_table.count > 8)
285 return -EINVAL;
286 if (rdev->pm.dpm.dyn_state.cac_leakage_table.count !=
287 rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.count)
288 return -EINVAL;
289
290 for (i = 0; i < rdev->pm.dpm.dyn_state.cac_leakage_table.count; i++) {
291 if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_EVV) {
292 lo_vid[i] = ci_convert_to_vid(rdev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc1);
293 hi_vid[i] = ci_convert_to_vid(rdev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc2);
294 hi2_vid[i] = ci_convert_to_vid(rdev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc3);
295 } else {
296 lo_vid[i] = ci_convert_to_vid(rdev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc);
297 hi_vid[i] = ci_convert_to_vid((u16)rdev->pm.dpm.dyn_state.cac_leakage_table.entries[i].leakage);
298 }
299 }
300 return 0;
301}
302
303static int ci_populate_vddc_vid(struct radeon_device *rdev)
304{
305 struct ci_power_info *pi = ci_get_pi(rdev);
306 u8 *vid = pi->smc_powertune_table.VddCVid;
307 u32 i;
308
309 if (pi->vddc_voltage_table.count > 8)
310 return -EINVAL;
311
312 for (i = 0; i < pi->vddc_voltage_table.count; i++)
313 vid[i] = ci_convert_to_vid(pi->vddc_voltage_table.entries[i].value);
314
315 return 0;
316}
317
318static int ci_populate_svi_load_line(struct radeon_device *rdev)
319{
320 struct ci_power_info *pi = ci_get_pi(rdev);
321 const struct ci_pt_defaults *pt_defaults = pi->powertune_defaults;
322
323 pi->smc_powertune_table.SviLoadLineEn = pt_defaults->svi_load_line_en;
324 pi->smc_powertune_table.SviLoadLineVddC = pt_defaults->svi_load_line_vddc;
325 pi->smc_powertune_table.SviLoadLineTrimVddC = 3;
326 pi->smc_powertune_table.SviLoadLineOffsetVddC = 0;
327
328 return 0;
329}
330
331static int ci_populate_tdc_limit(struct radeon_device *rdev)
332{
333 struct ci_power_info *pi = ci_get_pi(rdev);
334 const struct ci_pt_defaults *pt_defaults = pi->powertune_defaults;
335 u16 tdc_limit;
336
337 tdc_limit = rdev->pm.dpm.dyn_state.cac_tdp_table->tdc * 256;
338 pi->smc_powertune_table.TDC_VDDC_PkgLimit = cpu_to_be16(tdc_limit);
339 pi->smc_powertune_table.TDC_VDDC_ThrottleReleaseLimitPerc =
340 pt_defaults->tdc_vddc_throttle_release_limit_perc;
341 pi->smc_powertune_table.TDC_MAWt = pt_defaults->tdc_mawt;
342
343 return 0;
344}
345
346static int ci_populate_dw8(struct radeon_device *rdev)
347{
348 struct ci_power_info *pi = ci_get_pi(rdev);
349 const struct ci_pt_defaults *pt_defaults = pi->powertune_defaults;
350 int ret;
351
352 ret = ci_read_smc_sram_dword(rdev,
353 SMU7_FIRMWARE_HEADER_LOCATION +
354 offsetof(SMU7_Firmware_Header, PmFuseTable) +
355 offsetof(SMU7_Discrete_PmFuses, TdcWaterfallCtl),
356 (u32 *)&pi->smc_powertune_table.TdcWaterfallCtl,
357 pi->sram_end);
358 if (ret)
359 return -EINVAL;
360 else
361 pi->smc_powertune_table.TdcWaterfallCtl = pt_defaults->tdc_waterfall_ctl;
362
363 return 0;
364}
365
366static int ci_populate_fuzzy_fan(struct radeon_device *rdev)
367{
368 struct ci_power_info *pi = ci_get_pi(rdev);
369
370 if ((rdev->pm.dpm.fan.fan_output_sensitivity & (1 << 15)) ||
371 (rdev->pm.dpm.fan.fan_output_sensitivity == 0))
372 rdev->pm.dpm.fan.fan_output_sensitivity =
373 rdev->pm.dpm.fan.default_fan_output_sensitivity;
374
375 pi->smc_powertune_table.FuzzyFan_PwmSetDelta =
376 cpu_to_be16(rdev->pm.dpm.fan.fan_output_sensitivity);
377
378 return 0;
379}
380
381static int ci_min_max_v_gnbl_pm_lid_from_bapm_vddc(struct radeon_device *rdev)
382{
383 struct ci_power_info *pi = ci_get_pi(rdev);
384 u8 *hi_vid = pi->smc_powertune_table.BapmVddCVidHiSidd;
385 u8 *lo_vid = pi->smc_powertune_table.BapmVddCVidLoSidd;
386 int i, min, max;
387
388 min = max = hi_vid[0];
389 for (i = 0; i < 8; i++) {
390 if (0 != hi_vid[i]) {
391 if (min > hi_vid[i])
392 min = hi_vid[i];
393 if (max < hi_vid[i])
394 max = hi_vid[i];
395 }
396
397 if (0 != lo_vid[i]) {
398 if (min > lo_vid[i])
399 min = lo_vid[i];
400 if (max < lo_vid[i])
401 max = lo_vid[i];
402 }
403 }
404
405 if ((min == 0) || (max == 0))
406 return -EINVAL;
407 pi->smc_powertune_table.GnbLPMLMaxVid = (u8)max;
408 pi->smc_powertune_table.GnbLPMLMinVid = (u8)min;
409
410 return 0;
411}
412
413static int ci_populate_bapm_vddc_base_leakage_sidd(struct radeon_device *rdev)
414{
415 struct ci_power_info *pi = ci_get_pi(rdev);
416 u16 hi_sidd = pi->smc_powertune_table.BapmVddCBaseLeakageHiSidd;
417 u16 lo_sidd = pi->smc_powertune_table.BapmVddCBaseLeakageLoSidd;
418 struct radeon_cac_tdp_table *cac_tdp_table =
419 rdev->pm.dpm.dyn_state.cac_tdp_table;
420
421 hi_sidd = cac_tdp_table->high_cac_leakage / 100 * 256;
422 lo_sidd = cac_tdp_table->low_cac_leakage / 100 * 256;
423
424 pi->smc_powertune_table.BapmVddCBaseLeakageHiSidd = cpu_to_be16(hi_sidd);
425 pi->smc_powertune_table.BapmVddCBaseLeakageLoSidd = cpu_to_be16(lo_sidd);
426
427 return 0;
428}
429
430static int ci_populate_bapm_parameters_in_dpm_table(struct radeon_device *rdev)
431{
432 struct ci_power_info *pi = ci_get_pi(rdev);
433 const struct ci_pt_defaults *pt_defaults = pi->powertune_defaults;
434 SMU7_Discrete_DpmTable *dpm_table = &pi->smc_state_table;
435 struct radeon_cac_tdp_table *cac_tdp_table =
436 rdev->pm.dpm.dyn_state.cac_tdp_table;
437 struct radeon_ppm_table *ppm = rdev->pm.dpm.dyn_state.ppm_table;
438 int i, j, k;
439 const u16 *def1;
440 const u16 *def2;
441
442 dpm_table->DefaultTdp = cac_tdp_table->tdp * 256;
443 dpm_table->TargetTdp = cac_tdp_table->configurable_tdp * 256;
444
445 dpm_table->DTETjOffset = (u8)pi->dte_tj_offset;
446 dpm_table->GpuTjMax =
447 (u8)(pi->thermal_temp_setting.temperature_high / 1000);
448 dpm_table->GpuTjHyst = 8;
449
450 dpm_table->DTEAmbientTempBase = pt_defaults->dte_ambient_temp_base;
451
452 if (ppm) {
453 dpm_table->PPM_PkgPwrLimit = cpu_to_be16((u16)ppm->dgpu_tdp * 256 / 1000);
454 dpm_table->PPM_TemperatureLimit = cpu_to_be16((u16)ppm->tj_max * 256);
455 } else {
456 dpm_table->PPM_PkgPwrLimit = cpu_to_be16(0);
457 dpm_table->PPM_TemperatureLimit = cpu_to_be16(0);
458 }
459
460 dpm_table->BAPM_TEMP_GRADIENT = cpu_to_be32(pt_defaults->bapm_temp_gradient);
461 def1 = pt_defaults->bapmti_r;
462 def2 = pt_defaults->bapmti_rc;
463
464 for (i = 0; i < SMU7_DTE_ITERATIONS; i++) {
465 for (j = 0; j < SMU7_DTE_SOURCES; j++) {
466 for (k = 0; k < SMU7_DTE_SINKS; k++) {
467 dpm_table->BAPMTI_R[i][j][k] = cpu_to_be16(*def1);
468 dpm_table->BAPMTI_RC[i][j][k] = cpu_to_be16(*def2);
469 def1++;
470 def2++;
471 }
472 }
473 }
474
475 return 0;
476}
477
478static int ci_populate_pm_base(struct radeon_device *rdev)
479{
480 struct ci_power_info *pi = ci_get_pi(rdev);
481 u32 pm_fuse_table_offset;
482 int ret;
483
484 if (pi->caps_power_containment) {
485 ret = ci_read_smc_sram_dword(rdev,
486 SMU7_FIRMWARE_HEADER_LOCATION +
487 offsetof(SMU7_Firmware_Header, PmFuseTable),
488 &pm_fuse_table_offset, pi->sram_end);
489 if (ret)
490 return ret;
491 ret = ci_populate_bapm_vddc_vid_sidd(rdev);
492 if (ret)
493 return ret;
494 ret = ci_populate_vddc_vid(rdev);
495 if (ret)
496 return ret;
497 ret = ci_populate_svi_load_line(rdev);
498 if (ret)
499 return ret;
500 ret = ci_populate_tdc_limit(rdev);
501 if (ret)
502 return ret;
503 ret = ci_populate_dw8(rdev);
504 if (ret)
505 return ret;
506 ret = ci_populate_fuzzy_fan(rdev);
507 if (ret)
508 return ret;
509 ret = ci_min_max_v_gnbl_pm_lid_from_bapm_vddc(rdev);
510 if (ret)
511 return ret;
512 ret = ci_populate_bapm_vddc_base_leakage_sidd(rdev);
513 if (ret)
514 return ret;
515 ret = ci_copy_bytes_to_smc(rdev, pm_fuse_table_offset,
516 (u8 *)&pi->smc_powertune_table,
517 sizeof(SMU7_Discrete_PmFuses), pi->sram_end);
518 if (ret)
519 return ret;
520 }
521
522 return 0;
523}
524
525static void ci_do_enable_didt(struct radeon_device *rdev, const bool enable)
526{
527 struct ci_power_info *pi = ci_get_pi(rdev);
528 u32 data;
529
530 if (pi->caps_sq_ramping) {
531 data = RREG32_DIDT(DIDT_SQ_CTRL0);
532 if (enable)
533 data |= DIDT_CTRL_EN;
534 else
535 data &= ~DIDT_CTRL_EN;
536 WREG32_DIDT(DIDT_SQ_CTRL0, data);
537 }
538
539 if (pi->caps_db_ramping) {
540 data = RREG32_DIDT(DIDT_DB_CTRL0);
541 if (enable)
542 data |= DIDT_CTRL_EN;
543 else
544 data &= ~DIDT_CTRL_EN;
545 WREG32_DIDT(DIDT_DB_CTRL0, data);
546 }
547
548 if (pi->caps_td_ramping) {
549 data = RREG32_DIDT(DIDT_TD_CTRL0);
550 if (enable)
551 data |= DIDT_CTRL_EN;
552 else
553 data &= ~DIDT_CTRL_EN;
554 WREG32_DIDT(DIDT_TD_CTRL0, data);
555 }
556
557 if (pi->caps_tcp_ramping) {
558 data = RREG32_DIDT(DIDT_TCP_CTRL0);
559 if (enable)
560 data |= DIDT_CTRL_EN;
561 else
562 data &= ~DIDT_CTRL_EN;
563 WREG32_DIDT(DIDT_TCP_CTRL0, data);
564 }
565}
566
567static int ci_program_pt_config_registers(struct radeon_device *rdev,
568 const struct ci_pt_config_reg *cac_config_regs)
569{
570 const struct ci_pt_config_reg *config_regs = cac_config_regs;
571 u32 data;
572 u32 cache = 0;
573
574 if (config_regs == NULL)
575 return -EINVAL;
576
577 while (config_regs->offset != 0xFFFFFFFF) {
578 if (config_regs->type == CISLANDS_CONFIGREG_CACHE) {
579 cache |= ((config_regs->value << config_regs->shift) & config_regs->mask);
580 } else {
581 switch (config_regs->type) {
582 case CISLANDS_CONFIGREG_SMC_IND:
583 data = RREG32_SMC(config_regs->offset);
584 break;
585 case CISLANDS_CONFIGREG_DIDT_IND:
586 data = RREG32_DIDT(config_regs->offset);
587 break;
588 default:
589 data = RREG32(config_regs->offset << 2);
590 break;
591 }
592
593 data &= ~config_regs->mask;
594 data |= ((config_regs->value << config_regs->shift) & config_regs->mask);
595 data |= cache;
596
597 switch (config_regs->type) {
598 case CISLANDS_CONFIGREG_SMC_IND:
599 WREG32_SMC(config_regs->offset, data);
600 break;
601 case CISLANDS_CONFIGREG_DIDT_IND:
602 WREG32_DIDT(config_regs->offset, data);
603 break;
604 default:
605 WREG32(config_regs->offset << 2, data);
606 break;
607 }
608 cache = 0;
609 }
610 config_regs++;
611 }
612 return 0;
613}
614
615static int ci_enable_didt(struct radeon_device *rdev, bool enable)
616{
617 struct ci_power_info *pi = ci_get_pi(rdev);
618 int ret;
619
620 if (pi->caps_sq_ramping || pi->caps_db_ramping ||
621 pi->caps_td_ramping || pi->caps_tcp_ramping) {
622 cik_enter_rlc_safe_mode(rdev);
623
624 if (enable) {
625 ret = ci_program_pt_config_registers(rdev, didt_config_ci);
626 if (ret) {
627 cik_exit_rlc_safe_mode(rdev);
628 return ret;
629 }
630 }
631
632 ci_do_enable_didt(rdev, enable);
633
634 cik_exit_rlc_safe_mode(rdev);
635 }
636
637 return 0;
638}
639
640static int ci_enable_power_containment(struct radeon_device *rdev, bool enable)
641{
642 struct ci_power_info *pi = ci_get_pi(rdev);
643 PPSMC_Result smc_result;
644 int ret = 0;
645
646 if (enable) {
647 pi->power_containment_features = 0;
648 if (pi->caps_power_containment) {
649 if (pi->enable_bapm_feature) {
650 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_EnableDTE);
651 if (smc_result != PPSMC_Result_OK)
652 ret = -EINVAL;
653 else
654 pi->power_containment_features |= POWERCONTAINMENT_FEATURE_BAPM;
655 }
656
657 if (pi->enable_tdc_limit_feature) {
658 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_TDCLimitEnable);
659 if (smc_result != PPSMC_Result_OK)
660 ret = -EINVAL;
661 else
662 pi->power_containment_features |= POWERCONTAINMENT_FEATURE_TDCLimit;
663 }
664
665 if (pi->enable_pkg_pwr_tracking_feature) {
666 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_PkgPwrLimitEnable);
667 if (smc_result != PPSMC_Result_OK) {
668 ret = -EINVAL;
669 } else {
670 struct radeon_cac_tdp_table *cac_tdp_table =
671 rdev->pm.dpm.dyn_state.cac_tdp_table;
672 u32 default_pwr_limit =
673 (u32)(cac_tdp_table->maximum_power_delivery_limit * 256);
674
675 pi->power_containment_features |= POWERCONTAINMENT_FEATURE_PkgPwrLimit;
676
677 ci_set_power_limit(rdev, default_pwr_limit);
678 }
679 }
680 }
681 } else {
682 if (pi->caps_power_containment && pi->power_containment_features) {
683 if (pi->power_containment_features & POWERCONTAINMENT_FEATURE_TDCLimit)
684 ci_send_msg_to_smc(rdev, PPSMC_MSG_TDCLimitDisable);
685
686 if (pi->power_containment_features & POWERCONTAINMENT_FEATURE_BAPM)
687 ci_send_msg_to_smc(rdev, PPSMC_MSG_DisableDTE);
688
689 if (pi->power_containment_features & POWERCONTAINMENT_FEATURE_PkgPwrLimit)
690 ci_send_msg_to_smc(rdev, PPSMC_MSG_PkgPwrLimitDisable);
691 pi->power_containment_features = 0;
692 }
693 }
694
695 return ret;
696}
697
698static int ci_enable_smc_cac(struct radeon_device *rdev, bool enable)
699{
700 struct ci_power_info *pi = ci_get_pi(rdev);
701 PPSMC_Result smc_result;
702 int ret = 0;
703
704 if (pi->caps_cac) {
705 if (enable) {
706 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_EnableCac);
707 if (smc_result != PPSMC_Result_OK) {
708 ret = -EINVAL;
709 pi->cac_enabled = false;
710 } else {
711 pi->cac_enabled = true;
712 }
713 } else if (pi->cac_enabled) {
714 ci_send_msg_to_smc(rdev, PPSMC_MSG_DisableCac);
715 pi->cac_enabled = false;
716 }
717 }
718
719 return ret;
720}
721
722static int ci_enable_thermal_based_sclk_dpm(struct radeon_device *rdev,
723 bool enable)
724{
725 struct ci_power_info *pi = ci_get_pi(rdev);
726 PPSMC_Result smc_result = PPSMC_Result_OK;
727
728 if (pi->thermal_sclk_dpm_enabled) {
729 if (enable)
730 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_ENABLE_THERMAL_DPM);
731 else
732 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_DISABLE_THERMAL_DPM);
733 }
734
735 if (smc_result == PPSMC_Result_OK)
736 return 0;
737 else
738 return -EINVAL;
739}
740
741static int ci_power_control_set_level(struct radeon_device *rdev)
742{
743 struct ci_power_info *pi = ci_get_pi(rdev);
744 struct radeon_cac_tdp_table *cac_tdp_table =
745 rdev->pm.dpm.dyn_state.cac_tdp_table;
746 s32 adjust_percent;
747 s32 target_tdp;
748 int ret = 0;
749 bool adjust_polarity = false;
750
751 if (pi->caps_power_containment) {
752 adjust_percent = adjust_polarity ?
753 rdev->pm.dpm.tdp_adjustment : (-1 * rdev->pm.dpm.tdp_adjustment);
754 target_tdp = ((100 + adjust_percent) *
755 (s32)cac_tdp_table->configurable_tdp) / 100;
756
757 ret = ci_set_overdrive_target_tdp(rdev, (u32)target_tdp);
758 }
759
760 return ret;
761}
762
763void ci_dpm_powergate_uvd(struct radeon_device *rdev, bool gate)
764{
765 struct ci_power_info *pi = ci_get_pi(rdev);
766
767 if (pi->uvd_power_gated == gate)
768 return;
769
770 pi->uvd_power_gated = gate;
771
772 ci_update_uvd_dpm(rdev, gate);
773}
774
775bool ci_dpm_vblank_too_short(struct radeon_device *rdev)
776{
777 struct ci_power_info *pi = ci_get_pi(rdev);
778 u32 vblank_time = r600_dpm_get_vblank_time(rdev);
779 u32 switch_limit = pi->mem_gddr5 ? 450 : 300;
780
781
782
783
784 if (r600_dpm_get_vrefresh(rdev) > 120)
785 return true;
786
787 if (vblank_time < switch_limit)
788 return true;
789 else
790 return false;
791
792}
793
794static void ci_apply_state_adjust_rules(struct radeon_device *rdev,
795 struct radeon_ps *rps)
796{
797 struct ci_ps *ps = ci_get_ps(rps);
798 struct ci_power_info *pi = ci_get_pi(rdev);
799 struct radeon_clock_and_voltage_limits *max_limits;
800 bool disable_mclk_switching;
801 u32 sclk, mclk;
802 int i;
803
804 if (rps->vce_active) {
805 rps->evclk = rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].evclk;
806 rps->ecclk = rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].ecclk;
807 } else {
808 rps->evclk = 0;
809 rps->ecclk = 0;
810 }
811
812 if ((rdev->pm.dpm.new_active_crtc_count > 1) ||
813 ci_dpm_vblank_too_short(rdev))
814 disable_mclk_switching = true;
815 else
816 disable_mclk_switching = false;
817
818 if ((rps->class & ATOM_PPLIB_CLASSIFICATION_UI_MASK) == ATOM_PPLIB_CLASSIFICATION_UI_BATTERY)
819 pi->battery_state = true;
820 else
821 pi->battery_state = false;
822
823 if (rdev->pm.dpm.ac_power)
824 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac;
825 else
826 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc;
827
828 if (rdev->pm.dpm.ac_power == false) {
829 for (i = 0; i < ps->performance_level_count; i++) {
830 if (ps->performance_levels[i].mclk > max_limits->mclk)
831 ps->performance_levels[i].mclk = max_limits->mclk;
832 if (ps->performance_levels[i].sclk > max_limits->sclk)
833 ps->performance_levels[i].sclk = max_limits->sclk;
834 }
835 }
836
837
838
839 if (disable_mclk_switching) {
840 mclk = ps->performance_levels[ps->performance_level_count - 1].mclk;
841 sclk = ps->performance_levels[0].sclk;
842 } else {
843 mclk = ps->performance_levels[0].mclk;
844 sclk = ps->performance_levels[0].sclk;
845 }
846
847 if (rps->vce_active) {
848 if (sclk < rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].sclk)
849 sclk = rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].sclk;
850 if (mclk < rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].mclk)
851 mclk = rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].mclk;
852 }
853
854 ps->performance_levels[0].sclk = sclk;
855 ps->performance_levels[0].mclk = mclk;
856
857 if (ps->performance_levels[1].sclk < ps->performance_levels[0].sclk)
858 ps->performance_levels[1].sclk = ps->performance_levels[0].sclk;
859
860 if (disable_mclk_switching) {
861 if (ps->performance_levels[0].mclk < ps->performance_levels[1].mclk)
862 ps->performance_levels[0].mclk = ps->performance_levels[1].mclk;
863 } else {
864 if (ps->performance_levels[1].mclk < ps->performance_levels[0].mclk)
865 ps->performance_levels[1].mclk = ps->performance_levels[0].mclk;
866 }
867}
868
869static int ci_thermal_set_temperature_range(struct radeon_device *rdev,
870 int min_temp, int max_temp)
871{
872 int low_temp = 0 * 1000;
873 int high_temp = 255 * 1000;
874 u32 tmp;
875
876 if (low_temp < min_temp)
877 low_temp = min_temp;
878 if (high_temp > max_temp)
879 high_temp = max_temp;
880 if (high_temp < low_temp) {
881 DRM_ERROR("invalid thermal range: %d - %d\n", low_temp, high_temp);
882 return -EINVAL;
883 }
884
885 tmp = RREG32_SMC(CG_THERMAL_INT);
886 tmp &= ~(CI_DIG_THERM_INTH_MASK | CI_DIG_THERM_INTL_MASK);
887 tmp |= CI_DIG_THERM_INTH(high_temp / 1000) |
888 CI_DIG_THERM_INTL(low_temp / 1000);
889 WREG32_SMC(CG_THERMAL_INT, tmp);
890
891#if 0
892
893 tmp = RREG32_SMC(CG_THERMAL_CTRL);
894 tmp &= DIG_THERM_DPM_MASK;
895 tmp |= DIG_THERM_DPM(high_temp / 1000);
896 WREG32_SMC(CG_THERMAL_CTRL, tmp);
897#endif
898
899 rdev->pm.dpm.thermal.min_temp = low_temp;
900 rdev->pm.dpm.thermal.max_temp = high_temp;
901
902 return 0;
903}
904
905static int ci_thermal_enable_alert(struct radeon_device *rdev,
906 bool enable)
907{
908 u32 thermal_int = RREG32_SMC(CG_THERMAL_INT);
909 PPSMC_Result result;
910
911 if (enable) {
912 thermal_int &= ~(THERM_INT_MASK_HIGH | THERM_INT_MASK_LOW);
913 WREG32_SMC(CG_THERMAL_INT, thermal_int);
914 rdev->irq.dpm_thermal = false;
915 result = ci_send_msg_to_smc(rdev, PPSMC_MSG_Thermal_Cntl_Enable);
916 if (result != PPSMC_Result_OK) {
917 DRM_DEBUG_KMS("Could not enable thermal interrupts.\n");
918 return -EINVAL;
919 }
920 } else {
921 thermal_int |= THERM_INT_MASK_HIGH | THERM_INT_MASK_LOW;
922 WREG32_SMC(CG_THERMAL_INT, thermal_int);
923 rdev->irq.dpm_thermal = true;
924 result = ci_send_msg_to_smc(rdev, PPSMC_MSG_Thermal_Cntl_Disable);
925 if (result != PPSMC_Result_OK) {
926 DRM_DEBUG_KMS("Could not disable thermal interrupts.\n");
927 return -EINVAL;
928 }
929 }
930
931 return 0;
932}
933
934static void ci_fan_ctrl_set_static_mode(struct radeon_device *rdev, u32 mode)
935{
936 struct ci_power_info *pi = ci_get_pi(rdev);
937 u32 tmp;
938
939 if (pi->fan_ctrl_is_in_default_mode) {
940 tmp = (RREG32_SMC(CG_FDO_CTRL2) & FDO_PWM_MODE_MASK) >> FDO_PWM_MODE_SHIFT;
941 pi->fan_ctrl_default_mode = tmp;
942 tmp = (RREG32_SMC(CG_FDO_CTRL2) & TMIN_MASK) >> TMIN_SHIFT;
943 pi->t_min = tmp;
944 pi->fan_ctrl_is_in_default_mode = false;
945 }
946
947 tmp = RREG32_SMC(CG_FDO_CTRL2) & ~TMIN_MASK;
948 tmp |= TMIN(0);
949 WREG32_SMC(CG_FDO_CTRL2, tmp);
950
951 tmp = RREG32_SMC(CG_FDO_CTRL2) & ~FDO_PWM_MODE_MASK;
952 tmp |= FDO_PWM_MODE(mode);
953 WREG32_SMC(CG_FDO_CTRL2, tmp);
954}
955
956static int ci_thermal_setup_fan_table(struct radeon_device *rdev)
957{
958 struct ci_power_info *pi = ci_get_pi(rdev);
959 SMU7_Discrete_FanTable fan_table = { FDO_MODE_HARDWARE };
960 u32 duty100;
961 u32 t_diff1, t_diff2, pwm_diff1, pwm_diff2;
962 u16 fdo_min, slope1, slope2;
963 u32 reference_clock, tmp;
964 int ret;
965 u64 tmp64;
966
967 if (!pi->fan_table_start) {
968 rdev->pm.dpm.fan.ucode_fan_control = false;
969 return 0;
970 }
971
972 duty100 = (RREG32_SMC(CG_FDO_CTRL1) & FMAX_DUTY100_MASK) >> FMAX_DUTY100_SHIFT;
973
974 if (duty100 == 0) {
975 rdev->pm.dpm.fan.ucode_fan_control = false;
976 return 0;
977 }
978
979 tmp64 = (u64)rdev->pm.dpm.fan.pwm_min * duty100;
980 do_div(tmp64, 10000);
981 fdo_min = (u16)tmp64;
982
983 t_diff1 = rdev->pm.dpm.fan.t_med - rdev->pm.dpm.fan.t_min;
984 t_diff2 = rdev->pm.dpm.fan.t_high - rdev->pm.dpm.fan.t_med;
985
986 pwm_diff1 = rdev->pm.dpm.fan.pwm_med - rdev->pm.dpm.fan.pwm_min;
987 pwm_diff2 = rdev->pm.dpm.fan.pwm_high - rdev->pm.dpm.fan.pwm_med;
988
989 slope1 = (u16)((50 + ((16 * duty100 * pwm_diff1) / t_diff1)) / 100);
990 slope2 = (u16)((50 + ((16 * duty100 * pwm_diff2) / t_diff2)) / 100);
991
992 fan_table.TempMin = cpu_to_be16((50 + rdev->pm.dpm.fan.t_min) / 100);
993 fan_table.TempMed = cpu_to_be16((50 + rdev->pm.dpm.fan.t_med) / 100);
994 fan_table.TempMax = cpu_to_be16((50 + rdev->pm.dpm.fan.t_max) / 100);
995
996 fan_table.Slope1 = cpu_to_be16(slope1);
997 fan_table.Slope2 = cpu_to_be16(slope2);
998
999 fan_table.FdoMin = cpu_to_be16(fdo_min);
1000
1001 fan_table.HystDown = cpu_to_be16(rdev->pm.dpm.fan.t_hyst);
1002
1003 fan_table.HystUp = cpu_to_be16(1);
1004
1005 fan_table.HystSlope = cpu_to_be16(1);
1006
1007 fan_table.TempRespLim = cpu_to_be16(5);
1008
1009 reference_clock = radeon_get_xclk(rdev);
1010
1011 fan_table.RefreshPeriod = cpu_to_be32((rdev->pm.dpm.fan.cycle_delay *
1012 reference_clock) / 1600);
1013
1014 fan_table.FdoMax = cpu_to_be16((u16)duty100);
1015
1016 tmp = (RREG32_SMC(CG_MULT_THERMAL_CTRL) & TEMP_SEL_MASK) >> TEMP_SEL_SHIFT;
1017 fan_table.TempSrc = (uint8_t)tmp;
1018
1019 ret = ci_copy_bytes_to_smc(rdev,
1020 pi->fan_table_start,
1021 (u8 *)(&fan_table),
1022 sizeof(fan_table),
1023 pi->sram_end);
1024
1025 if (ret) {
1026 DRM_ERROR("Failed to load fan table to the SMC.");
1027 rdev->pm.dpm.fan.ucode_fan_control = false;
1028 }
1029
1030 return 0;
1031}
1032
1033static int ci_fan_ctrl_start_smc_fan_control(struct radeon_device *rdev)
1034{
1035 struct ci_power_info *pi = ci_get_pi(rdev);
1036 PPSMC_Result ret;
1037
1038 if (pi->caps_od_fuzzy_fan_control_support) {
1039 ret = ci_send_msg_to_smc_with_parameter(rdev,
1040 PPSMC_StartFanControl,
1041 FAN_CONTROL_FUZZY);
1042 if (ret != PPSMC_Result_OK)
1043 return -EINVAL;
1044 ret = ci_send_msg_to_smc_with_parameter(rdev,
1045 PPSMC_MSG_SetFanPwmMax,
1046 rdev->pm.dpm.fan.default_max_fan_pwm);
1047 if (ret != PPSMC_Result_OK)
1048 return -EINVAL;
1049 } else {
1050 ret = ci_send_msg_to_smc_with_parameter(rdev,
1051 PPSMC_StartFanControl,
1052 FAN_CONTROL_TABLE);
1053 if (ret != PPSMC_Result_OK)
1054 return -EINVAL;
1055 }
1056
1057 pi->fan_is_controlled_by_smc = true;
1058 return 0;
1059}
1060
1061static int ci_fan_ctrl_stop_smc_fan_control(struct radeon_device *rdev)
1062{
1063 PPSMC_Result ret;
1064 struct ci_power_info *pi = ci_get_pi(rdev);
1065
1066 ret = ci_send_msg_to_smc(rdev, PPSMC_StopFanControl);
1067 if (ret == PPSMC_Result_OK) {
1068 pi->fan_is_controlled_by_smc = false;
1069 return 0;
1070 } else
1071 return -EINVAL;
1072}
1073
1074int ci_fan_ctrl_get_fan_speed_percent(struct radeon_device *rdev,
1075 u32 *speed)
1076{
1077 u32 duty, duty100;
1078 u64 tmp64;
1079
1080 if (rdev->pm.no_fan)
1081 return -ENOENT;
1082
1083 duty100 = (RREG32_SMC(CG_FDO_CTRL1) & FMAX_DUTY100_MASK) >> FMAX_DUTY100_SHIFT;
1084 duty = (RREG32_SMC(CG_THERMAL_STATUS) & FDO_PWM_DUTY_MASK) >> FDO_PWM_DUTY_SHIFT;
1085
1086 if (duty100 == 0)
1087 return -EINVAL;
1088
1089 tmp64 = (u64)duty * 100;
1090 do_div(tmp64, duty100);
1091 *speed = (u32)tmp64;
1092
1093 if (*speed > 100)
1094 *speed = 100;
1095
1096 return 0;
1097}
1098
1099int ci_fan_ctrl_set_fan_speed_percent(struct radeon_device *rdev,
1100 u32 speed)
1101{
1102 u32 tmp;
1103 u32 duty, duty100;
1104 u64 tmp64;
1105 struct ci_power_info *pi = ci_get_pi(rdev);
1106
1107 if (rdev->pm.no_fan)
1108 return -ENOENT;
1109
1110 if (pi->fan_is_controlled_by_smc)
1111 return -EINVAL;
1112
1113 if (speed > 100)
1114 return -EINVAL;
1115
1116 duty100 = (RREG32_SMC(CG_FDO_CTRL1) & FMAX_DUTY100_MASK) >> FMAX_DUTY100_SHIFT;
1117
1118 if (duty100 == 0)
1119 return -EINVAL;
1120
1121 tmp64 = (u64)speed * duty100;
1122 do_div(tmp64, 100);
1123 duty = (u32)tmp64;
1124
1125 tmp = RREG32_SMC(CG_FDO_CTRL0) & ~FDO_STATIC_DUTY_MASK;
1126 tmp |= FDO_STATIC_DUTY(duty);
1127 WREG32_SMC(CG_FDO_CTRL0, tmp);
1128
1129 return 0;
1130}
1131
1132void ci_fan_ctrl_set_mode(struct radeon_device *rdev, u32 mode)
1133{
1134 if (mode) {
1135
1136 if (rdev->pm.dpm.fan.ucode_fan_control)
1137 ci_fan_ctrl_stop_smc_fan_control(rdev);
1138 ci_fan_ctrl_set_static_mode(rdev, mode);
1139 } else {
1140
1141 if (rdev->pm.dpm.fan.ucode_fan_control)
1142 ci_thermal_start_smc_fan_control(rdev);
1143 else
1144 ci_fan_ctrl_set_default_mode(rdev);
1145 }
1146}
1147
1148u32 ci_fan_ctrl_get_mode(struct radeon_device *rdev)
1149{
1150 struct ci_power_info *pi = ci_get_pi(rdev);
1151 u32 tmp;
1152
1153 if (pi->fan_is_controlled_by_smc)
1154 return 0;
1155
1156 tmp = RREG32_SMC(CG_FDO_CTRL2) & FDO_PWM_MODE_MASK;
1157 return (tmp >> FDO_PWM_MODE_SHIFT);
1158}
1159
1160#if 0
1161static int ci_fan_ctrl_get_fan_speed_rpm(struct radeon_device *rdev,
1162 u32 *speed)
1163{
1164 u32 tach_period;
1165 u32 xclk = radeon_get_xclk(rdev);
1166
1167 if (rdev->pm.no_fan)
1168 return -ENOENT;
1169
1170 if (rdev->pm.fan_pulses_per_revolution == 0)
1171 return -ENOENT;
1172
1173 tach_period = (RREG32_SMC(CG_TACH_STATUS) & TACH_PERIOD_MASK) >> TACH_PERIOD_SHIFT;
1174 if (tach_period == 0)
1175 return -ENOENT;
1176
1177 *speed = 60 * xclk * 10000 / tach_period;
1178
1179 return 0;
1180}
1181
1182static int ci_fan_ctrl_set_fan_speed_rpm(struct radeon_device *rdev,
1183 u32 speed)
1184{
1185 u32 tach_period, tmp;
1186 u32 xclk = radeon_get_xclk(rdev);
1187
1188 if (rdev->pm.no_fan)
1189 return -ENOENT;
1190
1191 if (rdev->pm.fan_pulses_per_revolution == 0)
1192 return -ENOENT;
1193
1194 if ((speed < rdev->pm.fan_min_rpm) ||
1195 (speed > rdev->pm.fan_max_rpm))
1196 return -EINVAL;
1197
1198 if (rdev->pm.dpm.fan.ucode_fan_control)
1199 ci_fan_ctrl_stop_smc_fan_control(rdev);
1200
1201 tach_period = 60 * xclk * 10000 / (8 * speed);
1202 tmp = RREG32_SMC(CG_TACH_CTRL) & ~TARGET_PERIOD_MASK;
1203 tmp |= TARGET_PERIOD(tach_period);
1204 WREG32_SMC(CG_TACH_CTRL, tmp);
1205
1206 ci_fan_ctrl_set_static_mode(rdev, FDO_PWM_MODE_STATIC_RPM);
1207
1208 return 0;
1209}
1210#endif
1211
1212static void ci_fan_ctrl_set_default_mode(struct radeon_device *rdev)
1213{
1214 struct ci_power_info *pi = ci_get_pi(rdev);
1215 u32 tmp;
1216
1217 if (!pi->fan_ctrl_is_in_default_mode) {
1218 tmp = RREG32_SMC(CG_FDO_CTRL2) & ~FDO_PWM_MODE_MASK;
1219 tmp |= FDO_PWM_MODE(pi->fan_ctrl_default_mode);
1220 WREG32_SMC(CG_FDO_CTRL2, tmp);
1221
1222 tmp = RREG32_SMC(CG_FDO_CTRL2) & ~TMIN_MASK;
1223 tmp |= TMIN(pi->t_min);
1224 WREG32_SMC(CG_FDO_CTRL2, tmp);
1225 pi->fan_ctrl_is_in_default_mode = true;
1226 }
1227}
1228
1229static void ci_thermal_start_smc_fan_control(struct radeon_device *rdev)
1230{
1231 if (rdev->pm.dpm.fan.ucode_fan_control) {
1232 ci_fan_ctrl_start_smc_fan_control(rdev);
1233 ci_fan_ctrl_set_static_mode(rdev, FDO_PWM_MODE_STATIC);
1234 }
1235}
1236
1237static void ci_thermal_initialize(struct radeon_device *rdev)
1238{
1239 u32 tmp;
1240
1241 if (rdev->pm.fan_pulses_per_revolution) {
1242 tmp = RREG32_SMC(CG_TACH_CTRL) & ~EDGE_PER_REV_MASK;
1243 tmp |= EDGE_PER_REV(rdev->pm.fan_pulses_per_revolution -1);
1244 WREG32_SMC(CG_TACH_CTRL, tmp);
1245 }
1246
1247 tmp = RREG32_SMC(CG_FDO_CTRL2) & ~TACH_PWM_RESP_RATE_MASK;
1248 tmp |= TACH_PWM_RESP_RATE(0x28);
1249 WREG32_SMC(CG_FDO_CTRL2, tmp);
1250}
1251
1252static int ci_thermal_start_thermal_controller(struct radeon_device *rdev)
1253{
1254 int ret;
1255
1256 ci_thermal_initialize(rdev);
1257 ret = ci_thermal_set_temperature_range(rdev, R600_TEMP_RANGE_MIN, R600_TEMP_RANGE_MAX);
1258 if (ret)
1259 return ret;
1260 ret = ci_thermal_enable_alert(rdev, true);
1261 if (ret)
1262 return ret;
1263 if (rdev->pm.dpm.fan.ucode_fan_control) {
1264 ret = ci_thermal_setup_fan_table(rdev);
1265 if (ret)
1266 return ret;
1267 ci_thermal_start_smc_fan_control(rdev);
1268 }
1269
1270 return 0;
1271}
1272
1273static void ci_thermal_stop_thermal_controller(struct radeon_device *rdev)
1274{
1275 if (!rdev->pm.no_fan)
1276 ci_fan_ctrl_set_default_mode(rdev);
1277}
1278
1279#if 0
1280static int ci_read_smc_soft_register(struct radeon_device *rdev,
1281 u16 reg_offset, u32 *value)
1282{
1283 struct ci_power_info *pi = ci_get_pi(rdev);
1284
1285 return ci_read_smc_sram_dword(rdev,
1286 pi->soft_regs_start + reg_offset,
1287 value, pi->sram_end);
1288}
1289#endif
1290
1291static int ci_write_smc_soft_register(struct radeon_device *rdev,
1292 u16 reg_offset, u32 value)
1293{
1294 struct ci_power_info *pi = ci_get_pi(rdev);
1295
1296 return ci_write_smc_sram_dword(rdev,
1297 pi->soft_regs_start + reg_offset,
1298 value, pi->sram_end);
1299}
1300
1301static void ci_init_fps_limits(struct radeon_device *rdev)
1302{
1303 struct ci_power_info *pi = ci_get_pi(rdev);
1304 SMU7_Discrete_DpmTable *table = &pi->smc_state_table;
1305
1306 if (pi->caps_fps) {
1307 u16 tmp;
1308
1309 tmp = 45;
1310 table->FpsHighT = cpu_to_be16(tmp);
1311
1312 tmp = 30;
1313 table->FpsLowT = cpu_to_be16(tmp);
1314 }
1315}
1316
1317static int ci_update_sclk_t(struct radeon_device *rdev)
1318{
1319 struct ci_power_info *pi = ci_get_pi(rdev);
1320 int ret = 0;
1321 u32 low_sclk_interrupt_t = 0;
1322
1323 if (pi->caps_sclk_throttle_low_notification) {
1324 low_sclk_interrupt_t = cpu_to_be32(pi->low_sclk_interrupt_t);
1325
1326 ret = ci_copy_bytes_to_smc(rdev,
1327 pi->dpm_table_start +
1328 offsetof(SMU7_Discrete_DpmTable, LowSclkInterruptT),
1329 (u8 *)&low_sclk_interrupt_t,
1330 sizeof(u32), pi->sram_end);
1331
1332 }
1333
1334 return ret;
1335}
1336
1337static void ci_get_leakage_voltages(struct radeon_device *rdev)
1338{
1339 struct ci_power_info *pi = ci_get_pi(rdev);
1340 u16 leakage_id, virtual_voltage_id;
1341 u16 vddc, vddci;
1342 int i;
1343
1344 pi->vddc_leakage.count = 0;
1345 pi->vddci_leakage.count = 0;
1346
1347 if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_EVV) {
1348 for (i = 0; i < CISLANDS_MAX_LEAKAGE_COUNT; i++) {
1349 virtual_voltage_id = ATOM_VIRTUAL_VOLTAGE_ID0 + i;
1350 if (radeon_atom_get_voltage_evv(rdev, virtual_voltage_id, &vddc) != 0)
1351 continue;
1352 if (vddc != 0 && vddc != virtual_voltage_id) {
1353 pi->vddc_leakage.actual_voltage[pi->vddc_leakage.count] = vddc;
1354 pi->vddc_leakage.leakage_id[pi->vddc_leakage.count] = virtual_voltage_id;
1355 pi->vddc_leakage.count++;
1356 }
1357 }
1358 } else if (radeon_atom_get_leakage_id_from_vbios(rdev, &leakage_id) == 0) {
1359 for (i = 0; i < CISLANDS_MAX_LEAKAGE_COUNT; i++) {
1360 virtual_voltage_id = ATOM_VIRTUAL_VOLTAGE_ID0 + i;
1361 if (radeon_atom_get_leakage_vddc_based_on_leakage_params(rdev, &vddc, &vddci,
1362 virtual_voltage_id,
1363 leakage_id) == 0) {
1364 if (vddc != 0 && vddc != virtual_voltage_id) {
1365 pi->vddc_leakage.actual_voltage[pi->vddc_leakage.count] = vddc;
1366 pi->vddc_leakage.leakage_id[pi->vddc_leakage.count] = virtual_voltage_id;
1367 pi->vddc_leakage.count++;
1368 }
1369 if (vddci != 0 && vddci != virtual_voltage_id) {
1370 pi->vddci_leakage.actual_voltage[pi->vddci_leakage.count] = vddci;
1371 pi->vddci_leakage.leakage_id[pi->vddci_leakage.count] = virtual_voltage_id;
1372 pi->vddci_leakage.count++;
1373 }
1374 }
1375 }
1376 }
1377}
1378
1379static void ci_set_dpm_event_sources(struct radeon_device *rdev, u32 sources)
1380{
1381 struct ci_power_info *pi = ci_get_pi(rdev);
1382 bool want_thermal_protection;
1383 enum radeon_dpm_event_src dpm_event_src;
1384 u32 tmp;
1385
1386 switch (sources) {
1387 case 0:
1388 default:
1389 want_thermal_protection = false;
1390 break;
1391 case (1 << RADEON_DPM_AUTO_THROTTLE_SRC_THERMAL):
1392 want_thermal_protection = true;
1393 dpm_event_src = RADEON_DPM_EVENT_SRC_DIGITAL;
1394 break;
1395 case (1 << RADEON_DPM_AUTO_THROTTLE_SRC_EXTERNAL):
1396 want_thermal_protection = true;
1397 dpm_event_src = RADEON_DPM_EVENT_SRC_EXTERNAL;
1398 break;
1399 case ((1 << RADEON_DPM_AUTO_THROTTLE_SRC_EXTERNAL) |
1400 (1 << RADEON_DPM_AUTO_THROTTLE_SRC_THERMAL)):
1401 want_thermal_protection = true;
1402 dpm_event_src = RADEON_DPM_EVENT_SRC_DIGIAL_OR_EXTERNAL;
1403 break;
1404 }
1405
1406 if (want_thermal_protection) {
1407#if 0
1408
1409 tmp = RREG32_SMC(CG_THERMAL_CTRL);
1410 tmp &= DPM_EVENT_SRC_MASK;
1411 tmp |= DPM_EVENT_SRC(dpm_event_src);
1412 WREG32_SMC(CG_THERMAL_CTRL, tmp);
1413#endif
1414
1415 tmp = RREG32_SMC(GENERAL_PWRMGT);
1416 if (pi->thermal_protection)
1417 tmp &= ~THERMAL_PROTECTION_DIS;
1418 else
1419 tmp |= THERMAL_PROTECTION_DIS;
1420 WREG32_SMC(GENERAL_PWRMGT, tmp);
1421 } else {
1422 tmp = RREG32_SMC(GENERAL_PWRMGT);
1423 tmp |= THERMAL_PROTECTION_DIS;
1424 WREG32_SMC(GENERAL_PWRMGT, tmp);
1425 }
1426}
1427
1428static void ci_enable_auto_throttle_source(struct radeon_device *rdev,
1429 enum radeon_dpm_auto_throttle_src source,
1430 bool enable)
1431{
1432 struct ci_power_info *pi = ci_get_pi(rdev);
1433
1434 if (enable) {
1435 if (!(pi->active_auto_throttle_sources & (1 << source))) {
1436 pi->active_auto_throttle_sources |= 1 << source;
1437 ci_set_dpm_event_sources(rdev, pi->active_auto_throttle_sources);
1438 }
1439 } else {
1440 if (pi->active_auto_throttle_sources & (1 << source)) {
1441 pi->active_auto_throttle_sources &= ~(1 << source);
1442 ci_set_dpm_event_sources(rdev, pi->active_auto_throttle_sources);
1443 }
1444 }
1445}
1446
1447static void ci_enable_vr_hot_gpio_interrupt(struct radeon_device *rdev)
1448{
1449 if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_REGULATOR_HOT)
1450 ci_send_msg_to_smc(rdev, PPSMC_MSG_EnableVRHotGPIOInterrupt);
1451}
1452
1453static int ci_unfreeze_sclk_mclk_dpm(struct radeon_device *rdev)
1454{
1455 struct ci_power_info *pi = ci_get_pi(rdev);
1456 PPSMC_Result smc_result;
1457
1458 if (!pi->need_update_smu7_dpm_table)
1459 return 0;
1460
1461 if ((!pi->sclk_dpm_key_disabled) &&
1462 (pi->need_update_smu7_dpm_table & (DPMTABLE_OD_UPDATE_SCLK | DPMTABLE_UPDATE_SCLK))) {
1463 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_SCLKDPM_UnfreezeLevel);
1464 if (smc_result != PPSMC_Result_OK)
1465 return -EINVAL;
1466 }
1467
1468 if ((!pi->mclk_dpm_key_disabled) &&
1469 (pi->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_MCLK)) {
1470 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_MCLKDPM_UnfreezeLevel);
1471 if (smc_result != PPSMC_Result_OK)
1472 return -EINVAL;
1473 }
1474
1475 pi->need_update_smu7_dpm_table = 0;
1476 return 0;
1477}
1478
1479static int ci_enable_sclk_mclk_dpm(struct radeon_device *rdev, bool enable)
1480{
1481 struct ci_power_info *pi = ci_get_pi(rdev);
1482 PPSMC_Result smc_result;
1483
1484 if (enable) {
1485 if (!pi->sclk_dpm_key_disabled) {
1486 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_DPM_Enable);
1487 if (smc_result != PPSMC_Result_OK)
1488 return -EINVAL;
1489 }
1490
1491 if (!pi->mclk_dpm_key_disabled) {
1492 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_MCLKDPM_Enable);
1493 if (smc_result != PPSMC_Result_OK)
1494 return -EINVAL;
1495
1496 WREG32_P(MC_SEQ_CNTL_3, CAC_EN, ~CAC_EN);
1497
1498 WREG32_SMC(LCAC_MC0_CNTL, 0x05);
1499 WREG32_SMC(LCAC_MC1_CNTL, 0x05);
1500 WREG32_SMC(LCAC_CPL_CNTL, 0x100005);
1501
1502 udelay(10);
1503
1504 WREG32_SMC(LCAC_MC0_CNTL, 0x400005);
1505 WREG32_SMC(LCAC_MC1_CNTL, 0x400005);
1506 WREG32_SMC(LCAC_CPL_CNTL, 0x500005);
1507 }
1508 } else {
1509 if (!pi->sclk_dpm_key_disabled) {
1510 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_DPM_Disable);
1511 if (smc_result != PPSMC_Result_OK)
1512 return -EINVAL;
1513 }
1514
1515 if (!pi->mclk_dpm_key_disabled) {
1516 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_MCLKDPM_Disable);
1517 if (smc_result != PPSMC_Result_OK)
1518 return -EINVAL;
1519 }
1520 }
1521
1522 return 0;
1523}
1524
1525static int ci_start_dpm(struct radeon_device *rdev)
1526{
1527 struct ci_power_info *pi = ci_get_pi(rdev);
1528 PPSMC_Result smc_result;
1529 int ret;
1530 u32 tmp;
1531
1532 tmp = RREG32_SMC(GENERAL_PWRMGT);
1533 tmp |= GLOBAL_PWRMGT_EN;
1534 WREG32_SMC(GENERAL_PWRMGT, tmp);
1535
1536 tmp = RREG32_SMC(SCLK_PWRMGT_CNTL);
1537 tmp |= DYNAMIC_PM_EN;
1538 WREG32_SMC(SCLK_PWRMGT_CNTL, tmp);
1539
1540 ci_write_smc_soft_register(rdev, offsetof(SMU7_SoftRegisters, VoltageChangeTimeout), 0x1000);
1541
1542 WREG32_P(BIF_LNCNT_RESET, 0, ~RESET_LNCNT_EN);
1543
1544 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_Voltage_Cntl_Enable);
1545 if (smc_result != PPSMC_Result_OK)
1546 return -EINVAL;
1547
1548 ret = ci_enable_sclk_mclk_dpm(rdev, true);
1549 if (ret)
1550 return ret;
1551
1552 if (!pi->pcie_dpm_key_disabled) {
1553 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_PCIeDPM_Enable);
1554 if (smc_result != PPSMC_Result_OK)
1555 return -EINVAL;
1556 }
1557
1558 return 0;
1559}
1560
1561static int ci_freeze_sclk_mclk_dpm(struct radeon_device *rdev)
1562{
1563 struct ci_power_info *pi = ci_get_pi(rdev);
1564 PPSMC_Result smc_result;
1565
1566 if (!pi->need_update_smu7_dpm_table)
1567 return 0;
1568
1569 if ((!pi->sclk_dpm_key_disabled) &&
1570 (pi->need_update_smu7_dpm_table & (DPMTABLE_OD_UPDATE_SCLK | DPMTABLE_UPDATE_SCLK))) {
1571 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_SCLKDPM_FreezeLevel);
1572 if (smc_result != PPSMC_Result_OK)
1573 return -EINVAL;
1574 }
1575
1576 if ((!pi->mclk_dpm_key_disabled) &&
1577 (pi->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_MCLK)) {
1578 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_MCLKDPM_FreezeLevel);
1579 if (smc_result != PPSMC_Result_OK)
1580 return -EINVAL;
1581 }
1582
1583 return 0;
1584}
1585
1586static int ci_stop_dpm(struct radeon_device *rdev)
1587{
1588 struct ci_power_info *pi = ci_get_pi(rdev);
1589 PPSMC_Result smc_result;
1590 int ret;
1591 u32 tmp;
1592
1593 tmp = RREG32_SMC(GENERAL_PWRMGT);
1594 tmp &= ~GLOBAL_PWRMGT_EN;
1595 WREG32_SMC(GENERAL_PWRMGT, tmp);
1596
1597 tmp = RREG32_SMC(SCLK_PWRMGT_CNTL);
1598 tmp &= ~DYNAMIC_PM_EN;
1599 WREG32_SMC(SCLK_PWRMGT_CNTL, tmp);
1600
1601 if (!pi->pcie_dpm_key_disabled) {
1602 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_PCIeDPM_Disable);
1603 if (smc_result != PPSMC_Result_OK)
1604 return -EINVAL;
1605 }
1606
1607 ret = ci_enable_sclk_mclk_dpm(rdev, false);
1608 if (ret)
1609 return ret;
1610
1611 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_Voltage_Cntl_Disable);
1612 if (smc_result != PPSMC_Result_OK)
1613 return -EINVAL;
1614
1615 return 0;
1616}
1617
1618static void ci_enable_sclk_control(struct radeon_device *rdev, bool enable)
1619{
1620 u32 tmp = RREG32_SMC(SCLK_PWRMGT_CNTL);
1621
1622 if (enable)
1623 tmp &= ~SCLK_PWRMGT_OFF;
1624 else
1625 tmp |= SCLK_PWRMGT_OFF;
1626 WREG32_SMC(SCLK_PWRMGT_CNTL, tmp);
1627}
1628
1629#if 0
1630static int ci_notify_hw_of_power_source(struct radeon_device *rdev,
1631 bool ac_power)
1632{
1633 struct ci_power_info *pi = ci_get_pi(rdev);
1634 struct radeon_cac_tdp_table *cac_tdp_table =
1635 rdev->pm.dpm.dyn_state.cac_tdp_table;
1636 u32 power_limit;
1637
1638 if (ac_power)
1639 power_limit = (u32)(cac_tdp_table->maximum_power_delivery_limit * 256);
1640 else
1641 power_limit = (u32)(cac_tdp_table->battery_power_limit * 256);
1642
1643 ci_set_power_limit(rdev, power_limit);
1644
1645 if (pi->caps_automatic_dc_transition) {
1646 if (ac_power)
1647 ci_send_msg_to_smc(rdev, PPSMC_MSG_RunningOnAC);
1648 else
1649 ci_send_msg_to_smc(rdev, PPSMC_MSG_Remove_DC_Clamp);
1650 }
1651
1652 return 0;
1653}
1654#endif
1655
1656static PPSMC_Result ci_send_msg_to_smc(struct radeon_device *rdev, PPSMC_Msg msg)
1657{
1658 u32 tmp;
1659 int i;
1660
1661 if (!ci_is_smc_running(rdev))
1662 return PPSMC_Result_Failed;
1663
1664 WREG32(SMC_MESSAGE_0, msg);
1665
1666 for (i = 0; i < rdev->usec_timeout; i++) {
1667 tmp = RREG32(SMC_RESP_0);
1668 if (tmp != 0)
1669 break;
1670 udelay(1);
1671 }
1672 tmp = RREG32(SMC_RESP_0);
1673
1674 return (PPSMC_Result)tmp;
1675}
1676
1677static PPSMC_Result ci_send_msg_to_smc_with_parameter(struct radeon_device *rdev,
1678 PPSMC_Msg msg, u32 parameter)
1679{
1680 WREG32(SMC_MSG_ARG_0, parameter);
1681 return ci_send_msg_to_smc(rdev, msg);
1682}
1683
1684static PPSMC_Result ci_send_msg_to_smc_return_parameter(struct radeon_device *rdev,
1685 PPSMC_Msg msg, u32 *parameter)
1686{
1687 PPSMC_Result smc_result;
1688
1689 smc_result = ci_send_msg_to_smc(rdev, msg);
1690
1691 if ((smc_result == PPSMC_Result_OK) && parameter)
1692 *parameter = RREG32(SMC_MSG_ARG_0);
1693
1694 return smc_result;
1695}
1696
1697static int ci_dpm_force_state_sclk(struct radeon_device *rdev, u32 n)
1698{
1699 struct ci_power_info *pi = ci_get_pi(rdev);
1700
1701 if (!pi->sclk_dpm_key_disabled) {
1702 PPSMC_Result smc_result =
1703 ci_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_SCLKDPM_SetEnabledMask, 1 << n);
1704 if (smc_result != PPSMC_Result_OK)
1705 return -EINVAL;
1706 }
1707
1708 return 0;
1709}
1710
1711static int ci_dpm_force_state_mclk(struct radeon_device *rdev, u32 n)
1712{
1713 struct ci_power_info *pi = ci_get_pi(rdev);
1714
1715 if (!pi->mclk_dpm_key_disabled) {
1716 PPSMC_Result smc_result =
1717 ci_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_MCLKDPM_SetEnabledMask, 1 << n);
1718 if (smc_result != PPSMC_Result_OK)
1719 return -EINVAL;
1720 }
1721
1722 return 0;
1723}
1724
1725static int ci_dpm_force_state_pcie(struct radeon_device *rdev, u32 n)
1726{
1727 struct ci_power_info *pi = ci_get_pi(rdev);
1728
1729 if (!pi->pcie_dpm_key_disabled) {
1730 PPSMC_Result smc_result =
1731 ci_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_PCIeDPM_ForceLevel, n);
1732 if (smc_result != PPSMC_Result_OK)
1733 return -EINVAL;
1734 }
1735
1736 return 0;
1737}
1738
1739static int ci_set_power_limit(struct radeon_device *rdev, u32 n)
1740{
1741 struct ci_power_info *pi = ci_get_pi(rdev);
1742
1743 if (pi->power_containment_features & POWERCONTAINMENT_FEATURE_PkgPwrLimit) {
1744 PPSMC_Result smc_result =
1745 ci_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_PkgPwrSetLimit, n);
1746 if (smc_result != PPSMC_Result_OK)
1747 return -EINVAL;
1748 }
1749
1750 return 0;
1751}
1752
1753static int ci_set_overdrive_target_tdp(struct radeon_device *rdev,
1754 u32 target_tdp)
1755{
1756 PPSMC_Result smc_result =
1757 ci_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_OverDriveSetTargetTdp, target_tdp);
1758 if (smc_result != PPSMC_Result_OK)
1759 return -EINVAL;
1760 return 0;
1761}
1762
1763#if 0
1764static int ci_set_boot_state(struct radeon_device *rdev)
1765{
1766 return ci_enable_sclk_mclk_dpm(rdev, false);
1767}
1768#endif
1769
1770static u32 ci_get_average_sclk_freq(struct radeon_device *rdev)
1771{
1772 u32 sclk_freq;
1773 PPSMC_Result smc_result =
1774 ci_send_msg_to_smc_return_parameter(rdev,
1775 PPSMC_MSG_API_GetSclkFrequency,
1776 &sclk_freq);
1777 if (smc_result != PPSMC_Result_OK)
1778 sclk_freq = 0;
1779
1780 return sclk_freq;
1781}
1782
1783static u32 ci_get_average_mclk_freq(struct radeon_device *rdev)
1784{
1785 u32 mclk_freq;
1786 PPSMC_Result smc_result =
1787 ci_send_msg_to_smc_return_parameter(rdev,
1788 PPSMC_MSG_API_GetMclkFrequency,
1789 &mclk_freq);
1790 if (smc_result != PPSMC_Result_OK)
1791 mclk_freq = 0;
1792
1793 return mclk_freq;
1794}
1795
1796static void ci_dpm_start_smc(struct radeon_device *rdev)
1797{
1798 int i;
1799
1800 ci_program_jump_on_start(rdev);
1801 ci_start_smc_clock(rdev);
1802 ci_start_smc(rdev);
1803 for (i = 0; i < rdev->usec_timeout; i++) {
1804 if (RREG32_SMC(FIRMWARE_FLAGS) & INTERRUPTS_ENABLED)
1805 break;
1806 }
1807}
1808
1809static void ci_dpm_stop_smc(struct radeon_device *rdev)
1810{
1811 ci_reset_smc(rdev);
1812 ci_stop_smc_clock(rdev);
1813}
1814
1815static int ci_process_firmware_header(struct radeon_device *rdev)
1816{
1817 struct ci_power_info *pi = ci_get_pi(rdev);
1818 u32 tmp;
1819 int ret;
1820
1821 ret = ci_read_smc_sram_dword(rdev,
1822 SMU7_FIRMWARE_HEADER_LOCATION +
1823 offsetof(SMU7_Firmware_Header, DpmTable),
1824 &tmp, pi->sram_end);
1825 if (ret)
1826 return ret;
1827
1828 pi->dpm_table_start = tmp;
1829
1830 ret = ci_read_smc_sram_dword(rdev,
1831 SMU7_FIRMWARE_HEADER_LOCATION +
1832 offsetof(SMU7_Firmware_Header, SoftRegisters),
1833 &tmp, pi->sram_end);
1834 if (ret)
1835 return ret;
1836
1837 pi->soft_regs_start = tmp;
1838
1839 ret = ci_read_smc_sram_dword(rdev,
1840 SMU7_FIRMWARE_HEADER_LOCATION +
1841 offsetof(SMU7_Firmware_Header, mcRegisterTable),
1842 &tmp, pi->sram_end);
1843 if (ret)
1844 return ret;
1845
1846 pi->mc_reg_table_start = tmp;
1847
1848 ret = ci_read_smc_sram_dword(rdev,
1849 SMU7_FIRMWARE_HEADER_LOCATION +
1850 offsetof(SMU7_Firmware_Header, FanTable),
1851 &tmp, pi->sram_end);
1852 if (ret)
1853 return ret;
1854
1855 pi->fan_table_start = tmp;
1856
1857 ret = ci_read_smc_sram_dword(rdev,
1858 SMU7_FIRMWARE_HEADER_LOCATION +
1859 offsetof(SMU7_Firmware_Header, mcArbDramTimingTable),
1860 &tmp, pi->sram_end);
1861 if (ret)
1862 return ret;
1863
1864 pi->arb_table_start = tmp;
1865
1866 return 0;
1867}
1868
1869static void ci_read_clock_registers(struct radeon_device *rdev)
1870{
1871 struct ci_power_info *pi = ci_get_pi(rdev);
1872
1873 pi->clock_registers.cg_spll_func_cntl =
1874 RREG32_SMC(CG_SPLL_FUNC_CNTL);
1875 pi->clock_registers.cg_spll_func_cntl_2 =
1876 RREG32_SMC(CG_SPLL_FUNC_CNTL_2);
1877 pi->clock_registers.cg_spll_func_cntl_3 =
1878 RREG32_SMC(CG_SPLL_FUNC_CNTL_3);
1879 pi->clock_registers.cg_spll_func_cntl_4 =
1880 RREG32_SMC(CG_SPLL_FUNC_CNTL_4);
1881 pi->clock_registers.cg_spll_spread_spectrum =
1882 RREG32_SMC(CG_SPLL_SPREAD_SPECTRUM);
1883 pi->clock_registers.cg_spll_spread_spectrum_2 =
1884 RREG32_SMC(CG_SPLL_SPREAD_SPECTRUM_2);
1885 pi->clock_registers.dll_cntl = RREG32(DLL_CNTL);
1886 pi->clock_registers.mclk_pwrmgt_cntl = RREG32(MCLK_PWRMGT_CNTL);
1887 pi->clock_registers.mpll_ad_func_cntl = RREG32(MPLL_AD_FUNC_CNTL);
1888 pi->clock_registers.mpll_dq_func_cntl = RREG32(MPLL_DQ_FUNC_CNTL);
1889 pi->clock_registers.mpll_func_cntl = RREG32(MPLL_FUNC_CNTL);
1890 pi->clock_registers.mpll_func_cntl_1 = RREG32(MPLL_FUNC_CNTL_1);
1891 pi->clock_registers.mpll_func_cntl_2 = RREG32(MPLL_FUNC_CNTL_2);
1892 pi->clock_registers.mpll_ss1 = RREG32(MPLL_SS1);
1893 pi->clock_registers.mpll_ss2 = RREG32(MPLL_SS2);
1894}
1895
1896static void ci_init_sclk_t(struct radeon_device *rdev)
1897{
1898 struct ci_power_info *pi = ci_get_pi(rdev);
1899
1900 pi->low_sclk_interrupt_t = 0;
1901}
1902
1903static void ci_enable_thermal_protection(struct radeon_device *rdev,
1904 bool enable)
1905{
1906 u32 tmp = RREG32_SMC(GENERAL_PWRMGT);
1907
1908 if (enable)
1909 tmp &= ~THERMAL_PROTECTION_DIS;
1910 else
1911 tmp |= THERMAL_PROTECTION_DIS;
1912 WREG32_SMC(GENERAL_PWRMGT, tmp);
1913}
1914
1915static void ci_enable_acpi_power_management(struct radeon_device *rdev)
1916{
1917 u32 tmp = RREG32_SMC(GENERAL_PWRMGT);
1918
1919 tmp |= STATIC_PM_EN;
1920
1921 WREG32_SMC(GENERAL_PWRMGT, tmp);
1922}
1923
1924#if 0
1925static int ci_enter_ulp_state(struct radeon_device *rdev)
1926{
1927
1928 WREG32(SMC_MESSAGE_0, PPSMC_MSG_SwitchToMinimumPower);
1929
1930 udelay(25000);
1931
1932 return 0;
1933}
1934
1935static int ci_exit_ulp_state(struct radeon_device *rdev)
1936{
1937 int i;
1938
1939 WREG32(SMC_MESSAGE_0, PPSMC_MSG_ResumeFromMinimumPower);
1940
1941 udelay(7000);
1942
1943 for (i = 0; i < rdev->usec_timeout; i++) {
1944 if (RREG32(SMC_RESP_0) == 1)
1945 break;
1946 udelay(1000);
1947 }
1948
1949 return 0;
1950}
1951#endif
1952
1953static int ci_notify_smc_display_change(struct radeon_device *rdev,
1954 bool has_display)
1955{
1956 PPSMC_Msg msg = has_display ? PPSMC_MSG_HasDisplay : PPSMC_MSG_NoDisplay;
1957
1958 return (ci_send_msg_to_smc(rdev, msg) == PPSMC_Result_OK) ? 0 : -EINVAL;
1959}
1960
1961static int ci_enable_ds_master_switch(struct radeon_device *rdev,
1962 bool enable)
1963{
1964 struct ci_power_info *pi = ci_get_pi(rdev);
1965
1966 if (enable) {
1967 if (pi->caps_sclk_ds) {
1968 if (ci_send_msg_to_smc(rdev, PPSMC_MSG_MASTER_DeepSleep_ON) != PPSMC_Result_OK)
1969 return -EINVAL;
1970 } else {
1971 if (ci_send_msg_to_smc(rdev, PPSMC_MSG_MASTER_DeepSleep_OFF) != PPSMC_Result_OK)
1972 return -EINVAL;
1973 }
1974 } else {
1975 if (pi->caps_sclk_ds) {
1976 if (ci_send_msg_to_smc(rdev, PPSMC_MSG_MASTER_DeepSleep_OFF) != PPSMC_Result_OK)
1977 return -EINVAL;
1978 }
1979 }
1980
1981 return 0;
1982}
1983
1984static void ci_program_display_gap(struct radeon_device *rdev)
1985{
1986 u32 tmp = RREG32_SMC(CG_DISPLAY_GAP_CNTL);
1987 u32 pre_vbi_time_in_us;
1988 u32 frame_time_in_us;
1989 u32 ref_clock = rdev->clock.spll.reference_freq;
1990 u32 refresh_rate = r600_dpm_get_vrefresh(rdev);
1991 u32 vblank_time = r600_dpm_get_vblank_time(rdev);
1992
1993 tmp &= ~DISP_GAP_MASK;
1994 if (rdev->pm.dpm.new_active_crtc_count > 0)
1995 tmp |= DISP_GAP(R600_PM_DISPLAY_GAP_VBLANK_OR_WM);
1996 else
1997 tmp |= DISP_GAP(R600_PM_DISPLAY_GAP_IGNORE);
1998 WREG32_SMC(CG_DISPLAY_GAP_CNTL, tmp);
1999
2000 if (refresh_rate == 0)
2001 refresh_rate = 60;
2002 if (vblank_time == 0xffffffff)
2003 vblank_time = 500;
2004 frame_time_in_us = 1000000 / refresh_rate;
2005 pre_vbi_time_in_us =
2006 frame_time_in_us - 200 - vblank_time;
2007 tmp = pre_vbi_time_in_us * (ref_clock / 100);
2008
2009 WREG32_SMC(CG_DISPLAY_GAP_CNTL2, tmp);
2010 ci_write_smc_soft_register(rdev, offsetof(SMU7_SoftRegisters, PreVBlankGap), 0x64);
2011 ci_write_smc_soft_register(rdev, offsetof(SMU7_SoftRegisters, VBlankTimeout), (frame_time_in_us - pre_vbi_time_in_us));
2012
2013
2014 ci_notify_smc_display_change(rdev, (rdev->pm.dpm.new_active_crtc_count == 1));
2015
2016}
2017
2018static void ci_enable_spread_spectrum(struct radeon_device *rdev, bool enable)
2019{
2020 struct ci_power_info *pi = ci_get_pi(rdev);
2021 u32 tmp;
2022
2023 if (enable) {
2024 if (pi->caps_sclk_ss_support) {
2025 tmp = RREG32_SMC(GENERAL_PWRMGT);
2026 tmp |= DYN_SPREAD_SPECTRUM_EN;
2027 WREG32_SMC(GENERAL_PWRMGT, tmp);
2028 }
2029 } else {
2030 tmp = RREG32_SMC(CG_SPLL_SPREAD_SPECTRUM);
2031 tmp &= ~SSEN;
2032 WREG32_SMC(CG_SPLL_SPREAD_SPECTRUM, tmp);
2033
2034 tmp = RREG32_SMC(GENERAL_PWRMGT);
2035 tmp &= ~DYN_SPREAD_SPECTRUM_EN;
2036 WREG32_SMC(GENERAL_PWRMGT, tmp);
2037 }
2038}
2039
2040static void ci_program_sstp(struct radeon_device *rdev)
2041{
2042 WREG32_SMC(CG_SSP, (SSTU(R600_SSTU_DFLT) | SST(R600_SST_DFLT)));
2043}
2044
2045static void ci_enable_display_gap(struct radeon_device *rdev)
2046{
2047 u32 tmp = RREG32_SMC(CG_DISPLAY_GAP_CNTL);
2048
2049 tmp &= ~(DISP_GAP_MASK | DISP_GAP_MCHG_MASK);
2050 tmp |= (DISP_GAP(R600_PM_DISPLAY_GAP_IGNORE) |
2051 DISP_GAP_MCHG(R600_PM_DISPLAY_GAP_VBLANK));
2052
2053 WREG32_SMC(CG_DISPLAY_GAP_CNTL, tmp);
2054}
2055
2056static void ci_program_vc(struct radeon_device *rdev)
2057{
2058 u32 tmp;
2059
2060 tmp = RREG32_SMC(SCLK_PWRMGT_CNTL);
2061 tmp &= ~(RESET_SCLK_CNT | RESET_BUSY_CNT);
2062 WREG32_SMC(SCLK_PWRMGT_CNTL, tmp);
2063
2064 WREG32_SMC(CG_FTV_0, CISLANDS_VRC_DFLT0);
2065 WREG32_SMC(CG_FTV_1, CISLANDS_VRC_DFLT1);
2066 WREG32_SMC(CG_FTV_2, CISLANDS_VRC_DFLT2);
2067 WREG32_SMC(CG_FTV_3, CISLANDS_VRC_DFLT3);
2068 WREG32_SMC(CG_FTV_4, CISLANDS_VRC_DFLT4);
2069 WREG32_SMC(CG_FTV_5, CISLANDS_VRC_DFLT5);
2070 WREG32_SMC(CG_FTV_6, CISLANDS_VRC_DFLT6);
2071 WREG32_SMC(CG_FTV_7, CISLANDS_VRC_DFLT7);
2072}
2073
2074static void ci_clear_vc(struct radeon_device *rdev)
2075{
2076 u32 tmp;
2077
2078 tmp = RREG32_SMC(SCLK_PWRMGT_CNTL);
2079 tmp |= (RESET_SCLK_CNT | RESET_BUSY_CNT);
2080 WREG32_SMC(SCLK_PWRMGT_CNTL, tmp);
2081
2082 WREG32_SMC(CG_FTV_0, 0);
2083 WREG32_SMC(CG_FTV_1, 0);
2084 WREG32_SMC(CG_FTV_2, 0);
2085 WREG32_SMC(CG_FTV_3, 0);
2086 WREG32_SMC(CG_FTV_4, 0);
2087 WREG32_SMC(CG_FTV_5, 0);
2088 WREG32_SMC(CG_FTV_6, 0);
2089 WREG32_SMC(CG_FTV_7, 0);
2090}
2091
2092static int ci_upload_firmware(struct radeon_device *rdev)
2093{
2094 struct ci_power_info *pi = ci_get_pi(rdev);
2095 int i, ret;
2096
2097 for (i = 0; i < rdev->usec_timeout; i++) {
2098 if (RREG32_SMC(RCU_UC_EVENTS) & BOOT_SEQ_DONE)
2099 break;
2100 }
2101 WREG32_SMC(SMC_SYSCON_MISC_CNTL, 1);
2102
2103 ci_stop_smc_clock(rdev);
2104 ci_reset_smc(rdev);
2105
2106 ret = ci_load_smc_ucode(rdev, pi->sram_end);
2107
2108 return ret;
2109
2110}
2111
2112static int ci_get_svi2_voltage_table(struct radeon_device *rdev,
2113 struct radeon_clock_voltage_dependency_table *voltage_dependency_table,
2114 struct atom_voltage_table *voltage_table)
2115{
2116 u32 i;
2117
2118 if (voltage_dependency_table == NULL)
2119 return -EINVAL;
2120
2121 voltage_table->mask_low = 0;
2122 voltage_table->phase_delay = 0;
2123
2124 voltage_table->count = voltage_dependency_table->count;
2125 for (i = 0; i < voltage_table->count; i++) {
2126 voltage_table->entries[i].value = voltage_dependency_table->entries[i].v;
2127 voltage_table->entries[i].smio_low = 0;
2128 }
2129
2130 return 0;
2131}
2132
2133static int ci_construct_voltage_tables(struct radeon_device *rdev)
2134{
2135 struct ci_power_info *pi = ci_get_pi(rdev);
2136 int ret;
2137
2138 if (pi->voltage_control == CISLANDS_VOLTAGE_CONTROL_BY_GPIO) {
2139 ret = radeon_atom_get_voltage_table(rdev, VOLTAGE_TYPE_VDDC,
2140 VOLTAGE_OBJ_GPIO_LUT,
2141 &pi->vddc_voltage_table);
2142 if (ret)
2143 return ret;
2144 } else if (pi->voltage_control == CISLANDS_VOLTAGE_CONTROL_BY_SVID2) {
2145 ret = ci_get_svi2_voltage_table(rdev,
2146 &rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk,
2147 &pi->vddc_voltage_table);
2148 if (ret)
2149 return ret;
2150 }
2151
2152 if (pi->vddc_voltage_table.count > SMU7_MAX_LEVELS_VDDC)
2153 si_trim_voltage_table_to_fit_state_table(rdev, SMU7_MAX_LEVELS_VDDC,
2154 &pi->vddc_voltage_table);
2155
2156 if (pi->vddci_control == CISLANDS_VOLTAGE_CONTROL_BY_GPIO) {
2157 ret = radeon_atom_get_voltage_table(rdev, VOLTAGE_TYPE_VDDCI,
2158 VOLTAGE_OBJ_GPIO_LUT,
2159 &pi->vddci_voltage_table);
2160 if (ret)
2161 return ret;
2162 } else if (pi->vddci_control == CISLANDS_VOLTAGE_CONTROL_BY_SVID2) {
2163 ret = ci_get_svi2_voltage_table(rdev,
2164 &rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk,
2165 &pi->vddci_voltage_table);
2166 if (ret)
2167 return ret;
2168 }
2169
2170 if (pi->vddci_voltage_table.count > SMU7_MAX_LEVELS_VDDCI)
2171 si_trim_voltage_table_to_fit_state_table(rdev, SMU7_MAX_LEVELS_VDDCI,
2172 &pi->vddci_voltage_table);
2173
2174 if (pi->mvdd_control == CISLANDS_VOLTAGE_CONTROL_BY_GPIO) {
2175 ret = radeon_atom_get_voltage_table(rdev, VOLTAGE_TYPE_MVDDC,
2176 VOLTAGE_OBJ_GPIO_LUT,
2177 &pi->mvdd_voltage_table);
2178 if (ret)
2179 return ret;
2180 } else if (pi->mvdd_control == CISLANDS_VOLTAGE_CONTROL_BY_SVID2) {
2181 ret = ci_get_svi2_voltage_table(rdev,
2182 &rdev->pm.dpm.dyn_state.mvdd_dependency_on_mclk,
2183 &pi->mvdd_voltage_table);
2184 if (ret)
2185 return ret;
2186 }
2187
2188 if (pi->mvdd_voltage_table.count > SMU7_MAX_LEVELS_MVDD)
2189 si_trim_voltage_table_to_fit_state_table(rdev, SMU7_MAX_LEVELS_MVDD,
2190 &pi->mvdd_voltage_table);
2191
2192 return 0;
2193}
2194
2195static void ci_populate_smc_voltage_table(struct radeon_device *rdev,
2196 struct atom_voltage_table_entry *voltage_table,
2197 SMU7_Discrete_VoltageLevel *smc_voltage_table)
2198{
2199 int ret;
2200
2201 ret = ci_get_std_voltage_value_sidd(rdev, voltage_table,
2202 &smc_voltage_table->StdVoltageHiSidd,
2203 &smc_voltage_table->StdVoltageLoSidd);
2204
2205 if (ret) {
2206 smc_voltage_table->StdVoltageHiSidd = voltage_table->value * VOLTAGE_SCALE;
2207 smc_voltage_table->StdVoltageLoSidd = voltage_table->value * VOLTAGE_SCALE;
2208 }
2209
2210 smc_voltage_table->Voltage = cpu_to_be16(voltage_table->value * VOLTAGE_SCALE);
2211 smc_voltage_table->StdVoltageHiSidd =
2212 cpu_to_be16(smc_voltage_table->StdVoltageHiSidd);
2213 smc_voltage_table->StdVoltageLoSidd =
2214 cpu_to_be16(smc_voltage_table->StdVoltageLoSidd);
2215}
2216
2217static int ci_populate_smc_vddc_table(struct radeon_device *rdev,
2218 SMU7_Discrete_DpmTable *table)
2219{
2220 struct ci_power_info *pi = ci_get_pi(rdev);
2221 unsigned int count;
2222
2223 table->VddcLevelCount = pi->vddc_voltage_table.count;
2224 for (count = 0; count < table->VddcLevelCount; count++) {
2225 ci_populate_smc_voltage_table(rdev,
2226 &pi->vddc_voltage_table.entries[count],
2227 &table->VddcLevel[count]);
2228
2229 if (pi->voltage_control == CISLANDS_VOLTAGE_CONTROL_BY_GPIO)
2230 table->VddcLevel[count].Smio |=
2231 pi->vddc_voltage_table.entries[count].smio_low;
2232 else
2233 table->VddcLevel[count].Smio = 0;
2234 }
2235 table->VddcLevelCount = cpu_to_be32(table->VddcLevelCount);
2236
2237 return 0;
2238}
2239
2240static int ci_populate_smc_vddci_table(struct radeon_device *rdev,
2241 SMU7_Discrete_DpmTable *table)
2242{
2243 unsigned int count;
2244 struct ci_power_info *pi = ci_get_pi(rdev);
2245
2246 table->VddciLevelCount = pi->vddci_voltage_table.count;
2247 for (count = 0; count < table->VddciLevelCount; count++) {
2248 ci_populate_smc_voltage_table(rdev,
2249 &pi->vddci_voltage_table.entries[count],
2250 &table->VddciLevel[count]);
2251
2252 if (pi->vddci_control == CISLANDS_VOLTAGE_CONTROL_BY_GPIO)
2253 table->VddciLevel[count].Smio |=
2254 pi->vddci_voltage_table.entries[count].smio_low;
2255 else
2256 table->VddciLevel[count].Smio = 0;
2257 }
2258 table->VddciLevelCount = cpu_to_be32(table->VddciLevelCount);
2259
2260 return 0;
2261}
2262
2263static int ci_populate_smc_mvdd_table(struct radeon_device *rdev,
2264 SMU7_Discrete_DpmTable *table)
2265{
2266 struct ci_power_info *pi = ci_get_pi(rdev);
2267 unsigned int count;
2268
2269 table->MvddLevelCount = pi->mvdd_voltage_table.count;
2270 for (count = 0; count < table->MvddLevelCount; count++) {
2271 ci_populate_smc_voltage_table(rdev,
2272 &pi->mvdd_voltage_table.entries[count],
2273 &table->MvddLevel[count]);
2274
2275 if (pi->mvdd_control == CISLANDS_VOLTAGE_CONTROL_BY_GPIO)
2276 table->MvddLevel[count].Smio |=
2277 pi->mvdd_voltage_table.entries[count].smio_low;
2278 else
2279 table->MvddLevel[count].Smio = 0;
2280 }
2281 table->MvddLevelCount = cpu_to_be32(table->MvddLevelCount);
2282
2283 return 0;
2284}
2285
2286static int ci_populate_smc_voltage_tables(struct radeon_device *rdev,
2287 SMU7_Discrete_DpmTable *table)
2288{
2289 int ret;
2290
2291 ret = ci_populate_smc_vddc_table(rdev, table);
2292 if (ret)
2293 return ret;
2294
2295 ret = ci_populate_smc_vddci_table(rdev, table);
2296 if (ret)
2297 return ret;
2298
2299 ret = ci_populate_smc_mvdd_table(rdev, table);
2300 if (ret)
2301 return ret;
2302
2303 return 0;
2304}
2305
2306static int ci_populate_mvdd_value(struct radeon_device *rdev, u32 mclk,
2307 SMU7_Discrete_VoltageLevel *voltage)
2308{
2309 struct ci_power_info *pi = ci_get_pi(rdev);
2310 u32 i = 0;
2311
2312 if (pi->mvdd_control != CISLANDS_VOLTAGE_CONTROL_NONE) {
2313 for (i = 0; i < rdev->pm.dpm.dyn_state.mvdd_dependency_on_mclk.count; i++) {
2314 if (mclk <= rdev->pm.dpm.dyn_state.mvdd_dependency_on_mclk.entries[i].clk) {
2315 voltage->Voltage = pi->mvdd_voltage_table.entries[i].value;
2316 break;
2317 }
2318 }
2319
2320 if (i >= rdev->pm.dpm.dyn_state.mvdd_dependency_on_mclk.count)
2321 return -EINVAL;
2322 }
2323
2324 return -EINVAL;
2325}
2326
2327static int ci_get_std_voltage_value_sidd(struct radeon_device *rdev,
2328 struct atom_voltage_table_entry *voltage_table,
2329 u16 *std_voltage_hi_sidd, u16 *std_voltage_lo_sidd)
2330{
2331 u16 v_index, idx;
2332 bool voltage_found = false;
2333 *std_voltage_hi_sidd = voltage_table->value * VOLTAGE_SCALE;
2334 *std_voltage_lo_sidd = voltage_table->value * VOLTAGE_SCALE;
2335
2336 if (rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries == NULL)
2337 return -EINVAL;
2338
2339 if (rdev->pm.dpm.dyn_state.cac_leakage_table.entries) {
2340 for (v_index = 0; (u32)v_index < rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.count; v_index++) {
2341 if (voltage_table->value ==
2342 rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[v_index].v) {
2343 voltage_found = true;
2344 if ((u32)v_index < rdev->pm.dpm.dyn_state.cac_leakage_table.count)
2345 idx = v_index;
2346 else
2347 idx = rdev->pm.dpm.dyn_state.cac_leakage_table.count - 1;
2348 *std_voltage_lo_sidd =
2349 rdev->pm.dpm.dyn_state.cac_leakage_table.entries[idx].vddc * VOLTAGE_SCALE;
2350 *std_voltage_hi_sidd =
2351 rdev->pm.dpm.dyn_state.cac_leakage_table.entries[idx].leakage * VOLTAGE_SCALE;
2352 break;
2353 }
2354 }
2355
2356 if (!voltage_found) {
2357 for (v_index = 0; (u32)v_index < rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.count; v_index++) {
2358 if (voltage_table->value <=
2359 rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[v_index].v) {
2360 voltage_found = true;
2361 if ((u32)v_index < rdev->pm.dpm.dyn_state.cac_leakage_table.count)
2362 idx = v_index;
2363 else
2364 idx = rdev->pm.dpm.dyn_state.cac_leakage_table.count - 1;
2365 *std_voltage_lo_sidd =
2366 rdev->pm.dpm.dyn_state.cac_leakage_table.entries[idx].vddc * VOLTAGE_SCALE;
2367 *std_voltage_hi_sidd =
2368 rdev->pm.dpm.dyn_state.cac_leakage_table.entries[idx].leakage * VOLTAGE_SCALE;
2369 break;
2370 }
2371 }
2372 }
2373 }
2374
2375 return 0;
2376}
2377
2378static void ci_populate_phase_value_based_on_sclk(struct radeon_device *rdev,
2379 const struct radeon_phase_shedding_limits_table *limits,
2380 u32 sclk,
2381 u32 *phase_shedding)
2382{
2383 unsigned int i;
2384
2385 *phase_shedding = 1;
2386
2387 for (i = 0; i < limits->count; i++) {
2388 if (sclk < limits->entries[i].sclk) {
2389 *phase_shedding = i;
2390 break;
2391 }
2392 }
2393}
2394
2395static void ci_populate_phase_value_based_on_mclk(struct radeon_device *rdev,
2396 const struct radeon_phase_shedding_limits_table *limits,
2397 u32 mclk,
2398 u32 *phase_shedding)
2399{
2400 unsigned int i;
2401
2402 *phase_shedding = 1;
2403
2404 for (i = 0; i < limits->count; i++) {
2405 if (mclk < limits->entries[i].mclk) {
2406 *phase_shedding = i;
2407 break;
2408 }
2409 }
2410}
2411
2412static int ci_init_arb_table_index(struct radeon_device *rdev)
2413{
2414 struct ci_power_info *pi = ci_get_pi(rdev);
2415 u32 tmp;
2416 int ret;
2417
2418 ret = ci_read_smc_sram_dword(rdev, pi->arb_table_start,
2419 &tmp, pi->sram_end);
2420 if (ret)
2421 return ret;
2422
2423 tmp &= 0x00FFFFFF;
2424 tmp |= MC_CG_ARB_FREQ_F1 << 24;
2425
2426 return ci_write_smc_sram_dword(rdev, pi->arb_table_start,
2427 tmp, pi->sram_end);
2428}
2429
2430static int ci_get_dependency_volt_by_clk(struct radeon_device *rdev,
2431 struct radeon_clock_voltage_dependency_table *allowed_clock_voltage_table,
2432 u32 clock, u32 *voltage)
2433{
2434 u32 i = 0;
2435
2436 if (allowed_clock_voltage_table->count == 0)
2437 return -EINVAL;
2438
2439 for (i = 0; i < allowed_clock_voltage_table->count; i++) {
2440 if (allowed_clock_voltage_table->entries[i].clk >= clock) {
2441 *voltage = allowed_clock_voltage_table->entries[i].v;
2442 return 0;
2443 }
2444 }
2445
2446 *voltage = allowed_clock_voltage_table->entries[i-1].v;
2447
2448 return 0;
2449}
2450
2451static u8 ci_get_sleep_divider_id_from_clock(struct radeon_device *rdev,
2452 u32 sclk, u32 min_sclk_in_sr)
2453{
2454 u32 i;
2455 u32 tmp;
2456 u32 min = (min_sclk_in_sr > CISLAND_MINIMUM_ENGINE_CLOCK) ?
2457 min_sclk_in_sr : CISLAND_MINIMUM_ENGINE_CLOCK;
2458
2459 if (sclk < min)
2460 return 0;
2461
2462 for (i = CISLAND_MAX_DEEPSLEEP_DIVIDER_ID; ; i--) {
2463 tmp = sclk / (1 << i);
2464 if (tmp >= min || i == 0)
2465 break;
2466 }
2467
2468 return (u8)i;
2469}
2470
2471static int ci_initial_switch_from_arb_f0_to_f1(struct radeon_device *rdev)
2472{
2473 return ni_copy_and_switch_arb_sets(rdev, MC_CG_ARB_FREQ_F0, MC_CG_ARB_FREQ_F1);
2474}
2475
2476static int ci_reset_to_default(struct radeon_device *rdev)
2477{
2478 return (ci_send_msg_to_smc(rdev, PPSMC_MSG_ResetToDefaults) == PPSMC_Result_OK) ?
2479 0 : -EINVAL;
2480}
2481
2482static int ci_force_switch_to_arb_f0(struct radeon_device *rdev)
2483{
2484 u32 tmp;
2485
2486 tmp = (RREG32_SMC(SMC_SCRATCH9) & 0x0000ff00) >> 8;
2487
2488 if (tmp == MC_CG_ARB_FREQ_F0)
2489 return 0;
2490
2491 return ni_copy_and_switch_arb_sets(rdev, tmp, MC_CG_ARB_FREQ_F0);
2492}
2493
2494static void ci_register_patching_mc_arb(struct radeon_device *rdev,
2495 const u32 engine_clock,
2496 const u32 memory_clock,
2497 u32 *dram_timimg2)
2498{
2499 bool patch;
2500 u32 tmp, tmp2;
2501
2502 tmp = RREG32(MC_SEQ_MISC0);
2503 patch = ((tmp & 0x0000f00) == 0x300) ? true : false;
2504
2505 if (patch &&
2506 ((rdev->pdev->device == 0x67B0) ||
2507 (rdev->pdev->device == 0x67B1))) {
2508 if ((memory_clock > 100000) && (memory_clock <= 125000)) {
2509 tmp2 = (((0x31 * engine_clock) / 125000) - 1) & 0xff;
2510 *dram_timimg2 &= ~0x00ff0000;
2511 *dram_timimg2 |= tmp2 << 16;
2512 } else if ((memory_clock > 125000) && (memory_clock <= 137500)) {
2513 tmp2 = (((0x36 * engine_clock) / 137500) - 1) & 0xff;
2514 *dram_timimg2 &= ~0x00ff0000;
2515 *dram_timimg2 |= tmp2 << 16;
2516 }
2517 }
2518}
2519
2520
2521static int ci_populate_memory_timing_parameters(struct radeon_device *rdev,
2522 u32 sclk,
2523 u32 mclk,
2524 SMU7_Discrete_MCArbDramTimingTableEntry *arb_regs)
2525{
2526 u32 dram_timing;
2527 u32 dram_timing2;
2528 u32 burst_time;
2529
2530 radeon_atom_set_engine_dram_timings(rdev, sclk, mclk);
2531
2532 dram_timing = RREG32(MC_ARB_DRAM_TIMING);
2533 dram_timing2 = RREG32(MC_ARB_DRAM_TIMING2);
2534 burst_time = RREG32(MC_ARB_BURST_TIME) & STATE0_MASK;
2535
2536 ci_register_patching_mc_arb(rdev, sclk, mclk, &dram_timing2);
2537
2538 arb_regs->McArbDramTiming = cpu_to_be32(dram_timing);
2539 arb_regs->McArbDramTiming2 = cpu_to_be32(dram_timing2);
2540 arb_regs->McArbBurstTime = (u8)burst_time;
2541
2542 return 0;
2543}
2544
2545static int ci_do_program_memory_timing_parameters(struct radeon_device *rdev)
2546{
2547 struct ci_power_info *pi = ci_get_pi(rdev);
2548 SMU7_Discrete_MCArbDramTimingTable arb_regs;
2549 u32 i, j;
2550 int ret = 0;
2551
2552 memset(&arb_regs, 0, sizeof(SMU7_Discrete_MCArbDramTimingTable));
2553
2554 for (i = 0; i < pi->dpm_table.sclk_table.count; i++) {
2555 for (j = 0; j < pi->dpm_table.mclk_table.count; j++) {
2556 ret = ci_populate_memory_timing_parameters(rdev,
2557 pi->dpm_table.sclk_table.dpm_levels[i].value,
2558 pi->dpm_table.mclk_table.dpm_levels[j].value,
2559 &arb_regs.entries[i][j]);
2560 if (ret)
2561 break;
2562 }
2563 }
2564
2565 if (ret == 0)
2566 ret = ci_copy_bytes_to_smc(rdev,
2567 pi->arb_table_start,
2568 (u8 *)&arb_regs,
2569 sizeof(SMU7_Discrete_MCArbDramTimingTable),
2570 pi->sram_end);
2571
2572 return ret;
2573}
2574
2575static int ci_program_memory_timing_parameters(struct radeon_device *rdev)
2576{
2577 struct ci_power_info *pi = ci_get_pi(rdev);
2578
2579 if (pi->need_update_smu7_dpm_table == 0)
2580 return 0;
2581
2582 return ci_do_program_memory_timing_parameters(rdev);
2583}
2584
2585static void ci_populate_smc_initial_state(struct radeon_device *rdev,
2586 struct radeon_ps *radeon_boot_state)
2587{
2588 struct ci_ps *boot_state = ci_get_ps(radeon_boot_state);
2589 struct ci_power_info *pi = ci_get_pi(rdev);
2590 u32 level = 0;
2591
2592 for (level = 0; level < rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.count; level++) {
2593 if (rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[level].clk >=
2594 boot_state->performance_levels[0].sclk) {
2595 pi->smc_state_table.GraphicsBootLevel = level;
2596 break;
2597 }
2598 }
2599
2600 for (level = 0; level < rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk.count; level++) {
2601 if (rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk.entries[level].clk >=
2602 boot_state->performance_levels[0].mclk) {
2603 pi->smc_state_table.MemoryBootLevel = level;
2604 break;
2605 }
2606 }
2607}
2608
2609static u32 ci_get_dpm_level_enable_mask_value(struct ci_single_dpm_table *dpm_table)
2610{
2611 u32 i;
2612 u32 mask_value = 0;
2613
2614 for (i = dpm_table->count; i > 0; i--) {
2615 mask_value = mask_value << 1;
2616 if (dpm_table->dpm_levels[i-1].enabled)
2617 mask_value |= 0x1;
2618 else
2619 mask_value &= 0xFFFFFFFE;
2620 }
2621
2622 return mask_value;
2623}
2624
2625static void ci_populate_smc_link_level(struct radeon_device *rdev,
2626 SMU7_Discrete_DpmTable *table)
2627{
2628 struct ci_power_info *pi = ci_get_pi(rdev);
2629 struct ci_dpm_table *dpm_table = &pi->dpm_table;
2630 u32 i;
2631
2632 for (i = 0; i < dpm_table->pcie_speed_table.count; i++) {
2633 table->LinkLevel[i].PcieGenSpeed =
2634 (u8)dpm_table->pcie_speed_table.dpm_levels[i].value;
2635 table->LinkLevel[i].PcieLaneCount =
2636 r600_encode_pci_lane_width(dpm_table->pcie_speed_table.dpm_levels[i].param1);
2637 table->LinkLevel[i].EnabledForActivity = 1;
2638 table->LinkLevel[i].DownT = cpu_to_be32(5);
2639 table->LinkLevel[i].UpT = cpu_to_be32(30);
2640 }
2641
2642 pi->smc_state_table.LinkLevelCount = (u8)dpm_table->pcie_speed_table.count;
2643 pi->dpm_level_enable_mask.pcie_dpm_enable_mask =
2644 ci_get_dpm_level_enable_mask_value(&dpm_table->pcie_speed_table);
2645}
2646
2647static int ci_populate_smc_uvd_level(struct radeon_device *rdev,
2648 SMU7_Discrete_DpmTable *table)
2649{
2650 u32 count;
2651 struct atom_clock_dividers dividers;
2652 int ret = -EINVAL;
2653
2654 table->UvdLevelCount =
2655 rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.count;
2656
2657 for (count = 0; count < table->UvdLevelCount; count++) {
2658 table->UvdLevel[count].VclkFrequency =
2659 rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[count].vclk;
2660 table->UvdLevel[count].DclkFrequency =
2661 rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[count].dclk;
2662 table->UvdLevel[count].MinVddc =
2663 rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[count].v * VOLTAGE_SCALE;
2664 table->UvdLevel[count].MinVddcPhases = 1;
2665
2666 ret = radeon_atom_get_clock_dividers(rdev,
2667 COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
2668 table->UvdLevel[count].VclkFrequency, false, ÷rs);
2669 if (ret)
2670 return ret;
2671
2672 table->UvdLevel[count].VclkDivider = (u8)dividers.post_divider;
2673
2674 ret = radeon_atom_get_clock_dividers(rdev,
2675 COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
2676 table->UvdLevel[count].DclkFrequency, false, ÷rs);
2677 if (ret)
2678 return ret;
2679
2680 table->UvdLevel[count].DclkDivider = (u8)dividers.post_divider;
2681
2682 table->UvdLevel[count].VclkFrequency = cpu_to_be32(table->UvdLevel[count].VclkFrequency);
2683 table->UvdLevel[count].DclkFrequency = cpu_to_be32(table->UvdLevel[count].DclkFrequency);
2684 table->UvdLevel[count].MinVddc = cpu_to_be16(table->UvdLevel[count].MinVddc);
2685 }
2686
2687 return ret;
2688}
2689
2690static int ci_populate_smc_vce_level(struct radeon_device *rdev,
2691 SMU7_Discrete_DpmTable *table)
2692{
2693 u32 count;
2694 struct atom_clock_dividers dividers;
2695 int ret = -EINVAL;
2696
2697 table->VceLevelCount =
2698 rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.count;
2699
2700 for (count = 0; count < table->VceLevelCount; count++) {
2701 table->VceLevel[count].Frequency =
2702 rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries[count].evclk;
2703 table->VceLevel[count].MinVoltage =
2704 (u16)rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries[count].v * VOLTAGE_SCALE;
2705 table->VceLevel[count].MinPhases = 1;
2706
2707 ret = radeon_atom_get_clock_dividers(rdev,
2708 COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
2709 table->VceLevel[count].Frequency, false, ÷rs);
2710 if (ret)
2711 return ret;
2712
2713 table->VceLevel[count].Divider = (u8)dividers.post_divider;
2714
2715 table->VceLevel[count].Frequency = cpu_to_be32(table->VceLevel[count].Frequency);
2716 table->VceLevel[count].MinVoltage = cpu_to_be16(table->VceLevel[count].MinVoltage);
2717 }
2718
2719 return ret;
2720
2721}
2722
2723static int ci_populate_smc_acp_level(struct radeon_device *rdev,
2724 SMU7_Discrete_DpmTable *table)
2725{
2726 u32 count;
2727 struct atom_clock_dividers dividers;
2728 int ret = -EINVAL;
2729
2730 table->AcpLevelCount = (u8)
2731 (rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.count);
2732
2733 for (count = 0; count < table->AcpLevelCount; count++) {
2734 table->AcpLevel[count].Frequency =
2735 rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries[count].clk;
2736 table->AcpLevel[count].MinVoltage =
2737 rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries[count].v;
2738 table->AcpLevel[count].MinPhases = 1;
2739
2740 ret = radeon_atom_get_clock_dividers(rdev,
2741 COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
2742 table->AcpLevel[count].Frequency, false, ÷rs);
2743 if (ret)
2744 return ret;
2745
2746 table->AcpLevel[count].Divider = (u8)dividers.post_divider;
2747
2748 table->AcpLevel[count].Frequency = cpu_to_be32(table->AcpLevel[count].Frequency);
2749 table->AcpLevel[count].MinVoltage = cpu_to_be16(table->AcpLevel[count].MinVoltage);
2750 }
2751
2752 return ret;
2753}
2754
2755static int ci_populate_smc_samu_level(struct radeon_device *rdev,
2756 SMU7_Discrete_DpmTable *table)
2757{
2758 u32 count;
2759 struct atom_clock_dividers dividers;
2760 int ret = -EINVAL;
2761
2762 table->SamuLevelCount =
2763 rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.count;
2764
2765 for (count = 0; count < table->SamuLevelCount; count++) {
2766 table->SamuLevel[count].Frequency =
2767 rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries[count].clk;
2768 table->SamuLevel[count].MinVoltage =
2769 rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries[count].v * VOLTAGE_SCALE;
2770 table->SamuLevel[count].MinPhases = 1;
2771
2772 ret = radeon_atom_get_clock_dividers(rdev,
2773 COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
2774 table->SamuLevel[count].Frequency, false, ÷rs);
2775 if (ret)
2776 return ret;
2777
2778 table->SamuLevel[count].Divider = (u8)dividers.post_divider;
2779
2780 table->SamuLevel[count].Frequency = cpu_to_be32(table->SamuLevel[count].Frequency);
2781 table->SamuLevel[count].MinVoltage = cpu_to_be16(table->SamuLevel[count].MinVoltage);
2782 }
2783
2784 return ret;
2785}
2786
2787static int ci_calculate_mclk_params(struct radeon_device *rdev,
2788 u32 memory_clock,
2789 SMU7_Discrete_MemoryLevel *mclk,
2790 bool strobe_mode,
2791 bool dll_state_on)
2792{
2793 struct ci_power_info *pi = ci_get_pi(rdev);
2794 u32 dll_cntl = pi->clock_registers.dll_cntl;
2795 u32 mclk_pwrmgt_cntl = pi->clock_registers.mclk_pwrmgt_cntl;
2796 u32 mpll_ad_func_cntl = pi->clock_registers.mpll_ad_func_cntl;
2797 u32 mpll_dq_func_cntl = pi->clock_registers.mpll_dq_func_cntl;
2798 u32 mpll_func_cntl = pi->clock_registers.mpll_func_cntl;
2799 u32 mpll_func_cntl_1 = pi->clock_registers.mpll_func_cntl_1;
2800 u32 mpll_func_cntl_2 = pi->clock_registers.mpll_func_cntl_2;
2801 u32 mpll_ss1 = pi->clock_registers.mpll_ss1;
2802 u32 mpll_ss2 = pi->clock_registers.mpll_ss2;
2803 struct atom_mpll_param mpll_param;
2804 int ret;
2805
2806 ret = radeon_atom_get_memory_pll_dividers(rdev, memory_clock, strobe_mode, &mpll_param);
2807 if (ret)
2808 return ret;
2809
2810 mpll_func_cntl &= ~BWCTRL_MASK;
2811 mpll_func_cntl |= BWCTRL(mpll_param.bwcntl);
2812
2813 mpll_func_cntl_1 &= ~(CLKF_MASK | CLKFRAC_MASK | VCO_MODE_MASK);
2814 mpll_func_cntl_1 |= CLKF(mpll_param.clkf) |
2815 CLKFRAC(mpll_param.clkfrac) | VCO_MODE(mpll_param.vco_mode);
2816
2817 mpll_ad_func_cntl &= ~YCLK_POST_DIV_MASK;
2818 mpll_ad_func_cntl |= YCLK_POST_DIV(mpll_param.post_div);
2819
2820 if (pi->mem_gddr5) {
2821 mpll_dq_func_cntl &= ~(YCLK_SEL_MASK | YCLK_POST_DIV_MASK);
2822 mpll_dq_func_cntl |= YCLK_SEL(mpll_param.yclk_sel) |
2823 YCLK_POST_DIV(mpll_param.post_div);
2824 }
2825
2826 if (pi->caps_mclk_ss_support) {
2827 struct radeon_atom_ss ss;
2828 u32 freq_nom;
2829 u32 tmp;
2830 u32 reference_clock = rdev->clock.mpll.reference_freq;
2831
2832 if (mpll_param.qdr == 1)
2833 freq_nom = memory_clock * 4 * (1 << mpll_param.post_div);
2834 else
2835 freq_nom = memory_clock * 2 * (1 << mpll_param.post_div);
2836
2837 tmp = (freq_nom / reference_clock);
2838 tmp = tmp * tmp;
2839 if (radeon_atombios_get_asic_ss_info(rdev, &ss,
2840 ASIC_INTERNAL_MEMORY_SS, freq_nom)) {
2841 u32 clks = reference_clock * 5 / ss.rate;
2842 u32 clkv = (u32)((((131 * ss.percentage * ss.rate) / 100) * tmp) / freq_nom);
2843
2844 mpll_ss1 &= ~CLKV_MASK;
2845 mpll_ss1 |= CLKV(clkv);
2846
2847 mpll_ss2 &= ~CLKS_MASK;
2848 mpll_ss2 |= CLKS(clks);
2849 }
2850 }
2851
2852 mclk_pwrmgt_cntl &= ~DLL_SPEED_MASK;
2853 mclk_pwrmgt_cntl |= DLL_SPEED(mpll_param.dll_speed);
2854
2855 if (dll_state_on)
2856 mclk_pwrmgt_cntl |= MRDCK0_PDNB | MRDCK1_PDNB;
2857 else
2858 mclk_pwrmgt_cntl &= ~(MRDCK0_PDNB | MRDCK1_PDNB);
2859
2860 mclk->MclkFrequency = memory_clock;
2861 mclk->MpllFuncCntl = mpll_func_cntl;
2862 mclk->MpllFuncCntl_1 = mpll_func_cntl_1;
2863 mclk->MpllFuncCntl_2 = mpll_func_cntl_2;
2864 mclk->MpllAdFuncCntl = mpll_ad_func_cntl;
2865 mclk->MpllDqFuncCntl = mpll_dq_func_cntl;
2866 mclk->MclkPwrmgtCntl = mclk_pwrmgt_cntl;
2867 mclk->DllCntl = dll_cntl;
2868 mclk->MpllSs1 = mpll_ss1;
2869 mclk->MpllSs2 = mpll_ss2;
2870
2871 return 0;
2872}
2873
2874static int ci_populate_single_memory_level(struct radeon_device *rdev,
2875 u32 memory_clock,
2876 SMU7_Discrete_MemoryLevel *memory_level)
2877{
2878 struct ci_power_info *pi = ci_get_pi(rdev);
2879 int ret;
2880 bool dll_state_on;
2881
2882 if (rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk.entries) {
2883 ret = ci_get_dependency_volt_by_clk(rdev,
2884 &rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk,
2885 memory_clock, &memory_level->MinVddc);
2886 if (ret)
2887 return ret;
2888 }
2889
2890 if (rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk.entries) {
2891 ret = ci_get_dependency_volt_by_clk(rdev,
2892 &rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk,
2893 memory_clock, &memory_level->MinVddci);
2894 if (ret)
2895 return ret;
2896 }
2897
2898 if (rdev->pm.dpm.dyn_state.mvdd_dependency_on_mclk.entries) {
2899 ret = ci_get_dependency_volt_by_clk(rdev,
2900 &rdev->pm.dpm.dyn_state.mvdd_dependency_on_mclk,
2901 memory_clock, &memory_level->MinMvdd);
2902 if (ret)
2903 return ret;
2904 }
2905
2906 memory_level->MinVddcPhases = 1;
2907
2908 if (pi->vddc_phase_shed_control)
2909 ci_populate_phase_value_based_on_mclk(rdev,
2910 &rdev->pm.dpm.dyn_state.phase_shedding_limits_table,
2911 memory_clock,
2912 &memory_level->MinVddcPhases);
2913
2914 memory_level->EnabledForThrottle = 1;
2915 memory_level->UpH = 0;
2916 memory_level->DownH = 100;
2917 memory_level->VoltageDownH = 0;
2918 memory_level->ActivityLevel = (u16)pi->mclk_activity_target;
2919
2920 memory_level->StutterEnable = false;
2921 memory_level->StrobeEnable = false;
2922 memory_level->EdcReadEnable = false;
2923 memory_level->EdcWriteEnable = false;
2924 memory_level->RttEnable = false;
2925
2926 memory_level->DisplayWatermark = PPSMC_DISPLAY_WATERMARK_LOW;
2927
2928 if (pi->mclk_stutter_mode_threshold &&
2929 (memory_clock <= pi->mclk_stutter_mode_threshold) &&
2930 (pi->uvd_enabled == false) &&
2931 (RREG32(DPG_PIPE_STUTTER_CONTROL) & STUTTER_ENABLE) &&
2932 (rdev->pm.dpm.new_active_crtc_count <= 2))
2933 memory_level->StutterEnable = true;
2934
2935 if (pi->mclk_strobe_mode_threshold &&
2936 (memory_clock <= pi->mclk_strobe_mode_threshold))
2937 memory_level->StrobeEnable = 1;
2938
2939 if (pi->mem_gddr5) {
2940 memory_level->StrobeRatio =
2941 si_get_mclk_frequency_ratio(memory_clock, memory_level->StrobeEnable);
2942 if (pi->mclk_edc_enable_threshold &&
2943 (memory_clock > pi->mclk_edc_enable_threshold))
2944 memory_level->EdcReadEnable = true;
2945
2946 if (pi->mclk_edc_wr_enable_threshold &&
2947 (memory_clock > pi->mclk_edc_wr_enable_threshold))
2948 memory_level->EdcWriteEnable = true;
2949
2950 if (memory_level->StrobeEnable) {
2951 if (si_get_mclk_frequency_ratio(memory_clock, true) >=
2952 ((RREG32(MC_SEQ_MISC7) >> 16) & 0xf))
2953 dll_state_on = ((RREG32(MC_SEQ_MISC5) >> 1) & 0x1) ? true : false;
2954 else
2955 dll_state_on = ((RREG32(MC_SEQ_MISC6) >> 1) & 0x1) ? true : false;
2956 } else {
2957 dll_state_on = pi->dll_default_on;
2958 }
2959 } else {
2960 memory_level->StrobeRatio = si_get_ddr3_mclk_frequency_ratio(memory_clock);
2961 dll_state_on = ((RREG32(MC_SEQ_MISC5) >> 1) & 0x1) ? true : false;
2962 }
2963
2964 ret = ci_calculate_mclk_params(rdev, memory_clock, memory_level, memory_level->StrobeEnable, dll_state_on);
2965 if (ret)
2966 return ret;
2967
2968 memory_level->MinVddc = cpu_to_be32(memory_level->MinVddc * VOLTAGE_SCALE);
2969 memory_level->MinVddcPhases = cpu_to_be32(memory_level->MinVddcPhases);
2970 memory_level->MinVddci = cpu_to_be32(memory_level->MinVddci * VOLTAGE_SCALE);
2971 memory_level->MinMvdd = cpu_to_be32(memory_level->MinMvdd * VOLTAGE_SCALE);
2972
2973 memory_level->MclkFrequency = cpu_to_be32(memory_level->MclkFrequency);
2974 memory_level->ActivityLevel = cpu_to_be16(memory_level->ActivityLevel);
2975 memory_level->MpllFuncCntl = cpu_to_be32(memory_level->MpllFuncCntl);
2976 memory_level->MpllFuncCntl_1 = cpu_to_be32(memory_level->MpllFuncCntl_1);
2977 memory_level->MpllFuncCntl_2 = cpu_to_be32(memory_level->MpllFuncCntl_2);
2978 memory_level->MpllAdFuncCntl = cpu_to_be32(memory_level->MpllAdFuncCntl);
2979 memory_level->MpllDqFuncCntl = cpu_to_be32(memory_level->MpllDqFuncCntl);
2980 memory_level->MclkPwrmgtCntl = cpu_to_be32(memory_level->MclkPwrmgtCntl);
2981 memory_level->DllCntl = cpu_to_be32(memory_level->DllCntl);
2982 memory_level->MpllSs1 = cpu_to_be32(memory_level->MpllSs1);
2983 memory_level->MpllSs2 = cpu_to_be32(memory_level->MpllSs2);
2984
2985 return 0;
2986}
2987
2988static int ci_populate_smc_acpi_level(struct radeon_device *rdev,
2989 SMU7_Discrete_DpmTable *table)
2990{
2991 struct ci_power_info *pi = ci_get_pi(rdev);
2992 struct atom_clock_dividers dividers;
2993 SMU7_Discrete_VoltageLevel voltage_level;
2994 u32 spll_func_cntl = pi->clock_registers.cg_spll_func_cntl;
2995 u32 spll_func_cntl_2 = pi->clock_registers.cg_spll_func_cntl_2;
2996 u32 dll_cntl = pi->clock_registers.dll_cntl;
2997 u32 mclk_pwrmgt_cntl = pi->clock_registers.mclk_pwrmgt_cntl;
2998 int ret;
2999
3000 table->ACPILevel.Flags &= ~PPSMC_SWSTATE_FLAG_DC;
3001
3002 if (pi->acpi_vddc)
3003 table->ACPILevel.MinVddc = cpu_to_be32(pi->acpi_vddc * VOLTAGE_SCALE);
3004 else
3005 table->ACPILevel.MinVddc = cpu_to_be32(pi->min_vddc_in_pp_table * VOLTAGE_SCALE);
3006
3007 table->ACPILevel.MinVddcPhases = pi->vddc_phase_shed_control ? 0 : 1;
3008
3009 table->ACPILevel.SclkFrequency = rdev->clock.spll.reference_freq;
3010
3011 ret = radeon_atom_get_clock_dividers(rdev,
3012 COMPUTE_GPUCLK_INPUT_FLAG_SCLK,
3013 table->ACPILevel.SclkFrequency, false, ÷rs);
3014 if (ret)
3015 return ret;
3016
3017 table->ACPILevel.SclkDid = (u8)dividers.post_divider;
3018 table->ACPILevel.DisplayWatermark = PPSMC_DISPLAY_WATERMARK_LOW;
3019 table->ACPILevel.DeepSleepDivId = 0;
3020
3021 spll_func_cntl &= ~SPLL_PWRON;
3022 spll_func_cntl |= SPLL_RESET;
3023
3024 spll_func_cntl_2 &= ~SCLK_MUX_SEL_MASK;
3025 spll_func_cntl_2 |= SCLK_MUX_SEL(4);
3026
3027 table->ACPILevel.CgSpllFuncCntl = spll_func_cntl;
3028 table->ACPILevel.CgSpllFuncCntl2 = spll_func_cntl_2;
3029 table->ACPILevel.CgSpllFuncCntl3 = pi->clock_registers.cg_spll_func_cntl_3;
3030 table->ACPILevel.CgSpllFuncCntl4 = pi->clock_registers.cg_spll_func_cntl_4;
3031 table->ACPILevel.SpllSpreadSpectrum = pi->clock_registers.cg_spll_spread_spectrum;
3032 table->ACPILevel.SpllSpreadSpectrum2 = pi->clock_registers.cg_spll_spread_spectrum_2;
3033 table->ACPILevel.CcPwrDynRm = 0;
3034 table->ACPILevel.CcPwrDynRm1 = 0;
3035
3036 table->ACPILevel.Flags = cpu_to_be32(table->ACPILevel.Flags);
3037 table->ACPILevel.MinVddcPhases = cpu_to_be32(table->ACPILevel.MinVddcPhases);
3038 table->ACPILevel.SclkFrequency = cpu_to_be32(table->ACPILevel.SclkFrequency);
3039 table->ACPILevel.CgSpllFuncCntl = cpu_to_be32(table->ACPILevel.CgSpllFuncCntl);
3040 table->ACPILevel.CgSpllFuncCntl2 = cpu_to_be32(table->ACPILevel.CgSpllFuncCntl2);
3041 table->ACPILevel.CgSpllFuncCntl3 = cpu_to_be32(table->ACPILevel.CgSpllFuncCntl3);
3042 table->ACPILevel.CgSpllFuncCntl4 = cpu_to_be32(table->ACPILevel.CgSpllFuncCntl4);
3043 table->ACPILevel.SpllSpreadSpectrum = cpu_to_be32(table->ACPILevel.SpllSpreadSpectrum);
3044 table->ACPILevel.SpllSpreadSpectrum2 = cpu_to_be32(table->ACPILevel.SpllSpreadSpectrum2);
3045 table->ACPILevel.CcPwrDynRm = cpu_to_be32(table->ACPILevel.CcPwrDynRm);
3046 table->ACPILevel.CcPwrDynRm1 = cpu_to_be32(table->ACPILevel.CcPwrDynRm1);
3047
3048 table->MemoryACPILevel.MinVddc = table->ACPILevel.MinVddc;
3049 table->MemoryACPILevel.MinVddcPhases = table->ACPILevel.MinVddcPhases;
3050
3051 if (pi->vddci_control != CISLANDS_VOLTAGE_CONTROL_NONE) {
3052 if (pi->acpi_vddci)
3053 table->MemoryACPILevel.MinVddci =
3054 cpu_to_be32(pi->acpi_vddci * VOLTAGE_SCALE);
3055 else
3056 table->MemoryACPILevel.MinVddci =
3057 cpu_to_be32(pi->min_vddci_in_pp_table * VOLTAGE_SCALE);
3058 }
3059
3060 if (ci_populate_mvdd_value(rdev, 0, &voltage_level))
3061 table->MemoryACPILevel.MinMvdd = 0;
3062 else
3063 table->MemoryACPILevel.MinMvdd =
3064 cpu_to_be32(voltage_level.Voltage * VOLTAGE_SCALE);
3065
3066 mclk_pwrmgt_cntl |= MRDCK0_RESET | MRDCK1_RESET;
3067 mclk_pwrmgt_cntl &= ~(MRDCK0_PDNB | MRDCK1_PDNB);
3068
3069 dll_cntl &= ~(MRDCK0_BYPASS | MRDCK1_BYPASS);
3070
3071 table->MemoryACPILevel.DllCntl = cpu_to_be32(dll_cntl);
3072 table->MemoryACPILevel.MclkPwrmgtCntl = cpu_to_be32(mclk_pwrmgt_cntl);
3073 table->MemoryACPILevel.MpllAdFuncCntl =
3074 cpu_to_be32(pi->clock_registers.mpll_ad_func_cntl);
3075 table->MemoryACPILevel.MpllDqFuncCntl =
3076 cpu_to_be32(pi->clock_registers.mpll_dq_func_cntl);
3077 table->MemoryACPILevel.MpllFuncCntl =
3078 cpu_to_be32(pi->clock_registers.mpll_func_cntl);
3079 table->MemoryACPILevel.MpllFuncCntl_1 =
3080 cpu_to_be32(pi->clock_registers.mpll_func_cntl_1);
3081 table->MemoryACPILevel.MpllFuncCntl_2 =
3082 cpu_to_be32(pi->clock_registers.mpll_func_cntl_2);
3083 table->MemoryACPILevel.MpllSs1 = cpu_to_be32(pi->clock_registers.mpll_ss1);
3084 table->MemoryACPILevel.MpllSs2 = cpu_to_be32(pi->clock_registers.mpll_ss2);
3085
3086 table->MemoryACPILevel.EnabledForThrottle = 0;
3087 table->MemoryACPILevel.EnabledForActivity = 0;
3088 table->MemoryACPILevel.UpH = 0;
3089 table->MemoryACPILevel.DownH = 100;
3090 table->MemoryACPILevel.VoltageDownH = 0;
3091 table->MemoryACPILevel.ActivityLevel =
3092 cpu_to_be16((u16)pi->mclk_activity_target);
3093
3094 table->MemoryACPILevel.StutterEnable = false;
3095 table->MemoryACPILevel.StrobeEnable = false;
3096 table->MemoryACPILevel.EdcReadEnable = false;
3097 table->MemoryACPILevel.EdcWriteEnable = false;
3098 table->MemoryACPILevel.RttEnable = false;
3099
3100 return 0;
3101}
3102
3103
3104static int ci_enable_ulv(struct radeon_device *rdev, bool enable)
3105{
3106 struct ci_power_info *pi = ci_get_pi(rdev);
3107 struct ci_ulv_parm *ulv = &pi->ulv;
3108
3109 if (ulv->supported) {
3110 if (enable)
3111 return (ci_send_msg_to_smc(rdev, PPSMC_MSG_EnableULV) == PPSMC_Result_OK) ?
3112 0 : -EINVAL;
3113 else
3114 return (ci_send_msg_to_smc(rdev, PPSMC_MSG_DisableULV) == PPSMC_Result_OK) ?
3115 0 : -EINVAL;
3116 }
3117
3118 return 0;
3119}
3120
3121static int ci_populate_ulv_level(struct radeon_device *rdev,
3122 SMU7_Discrete_Ulv *state)
3123{
3124 struct ci_power_info *pi = ci_get_pi(rdev);
3125 u16 ulv_voltage = rdev->pm.dpm.backbias_response_time;
3126
3127 state->CcPwrDynRm = 0;
3128 state->CcPwrDynRm1 = 0;
3129
3130 if (ulv_voltage == 0) {
3131 pi->ulv.supported = false;
3132 return 0;
3133 }
3134
3135 if (pi->voltage_control != CISLANDS_VOLTAGE_CONTROL_BY_SVID2) {
3136 if (ulv_voltage > rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[0].v)
3137 state->VddcOffset = 0;
3138 else
3139 state->VddcOffset =
3140 rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[0].v - ulv_voltage;
3141 } else {
3142 if (ulv_voltage > rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[0].v)
3143 state->VddcOffsetVid = 0;
3144 else
3145 state->VddcOffsetVid = (u8)
3146 ((rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[0].v - ulv_voltage) *
3147 VOLTAGE_VID_OFFSET_SCALE2 / VOLTAGE_VID_OFFSET_SCALE1);
3148 }
3149 state->VddcPhase = pi->vddc_phase_shed_control ? 0 : 1;
3150
3151 state->CcPwrDynRm = cpu_to_be32(state->CcPwrDynRm);
3152 state->CcPwrDynRm1 = cpu_to_be32(state->CcPwrDynRm1);
3153 state->VddcOffset = cpu_to_be16(state->VddcOffset);
3154
3155 return 0;
3156}
3157
3158static int ci_calculate_sclk_params(struct radeon_device *rdev,
3159 u32 engine_clock,
3160 SMU7_Discrete_GraphicsLevel *sclk)
3161{
3162 struct ci_power_info *pi = ci_get_pi(rdev);
3163 struct atom_clock_dividers dividers;
3164 u32 spll_func_cntl_3 = pi->clock_registers.cg_spll_func_cntl_3;
3165 u32 spll_func_cntl_4 = pi->clock_registers.cg_spll_func_cntl_4;
3166 u32 cg_spll_spread_spectrum = pi->clock_registers.cg_spll_spread_spectrum;
3167 u32 cg_spll_spread_spectrum_2 = pi->clock_registers.cg_spll_spread_spectrum_2;
3168 u32 reference_clock = rdev->clock.spll.reference_freq;
3169 u32 reference_divider;
3170 u32 fbdiv;
3171 int ret;
3172
3173 ret = radeon_atom_get_clock_dividers(rdev,
3174 COMPUTE_GPUCLK_INPUT_FLAG_SCLK,
3175 engine_clock, false, ÷rs);
3176 if (ret)
3177 return ret;
3178
3179 reference_divider = 1 + dividers.ref_div;
3180 fbdiv = dividers.fb_div & 0x3FFFFFF;
3181
3182 spll_func_cntl_3 &= ~SPLL_FB_DIV_MASK;
3183 spll_func_cntl_3 |= SPLL_FB_DIV(fbdiv);
3184 spll_func_cntl_3 |= SPLL_DITHEN;
3185
3186 if (pi->caps_sclk_ss_support) {
3187 struct radeon_atom_ss ss;
3188 u32 vco_freq = engine_clock * dividers.post_div;
3189
3190 if (radeon_atombios_get_asic_ss_info(rdev, &ss,
3191 ASIC_INTERNAL_ENGINE_SS, vco_freq)) {
3192 u32 clk_s = reference_clock * 5 / (reference_divider * ss.rate);
3193 u32 clk_v = 4 * ss.percentage * fbdiv / (clk_s * 10000);
3194
3195 cg_spll_spread_spectrum &= ~CLK_S_MASK;
3196 cg_spll_spread_spectrum |= CLK_S(clk_s);
3197 cg_spll_spread_spectrum |= SSEN;
3198
3199 cg_spll_spread_spectrum_2 &= ~CLK_V_MASK;
3200 cg_spll_spread_spectrum_2 |= CLK_V(clk_v);
3201 }
3202 }
3203
3204 sclk->SclkFrequency = engine_clock;
3205 sclk->CgSpllFuncCntl3 = spll_func_cntl_3;
3206 sclk->CgSpllFuncCntl4 = spll_func_cntl_4;
3207 sclk->SpllSpreadSpectrum = cg_spll_spread_spectrum;
3208 sclk->SpllSpreadSpectrum2 = cg_spll_spread_spectrum_2;
3209 sclk->SclkDid = (u8)dividers.post_divider;
3210
3211 return 0;
3212}
3213
3214static int ci_populate_single_graphic_level(struct radeon_device *rdev,
3215 u32 engine_clock,
3216 u16 sclk_activity_level_t,
3217 SMU7_Discrete_GraphicsLevel *graphic_level)
3218{
3219 struct ci_power_info *pi = ci_get_pi(rdev);
3220 int ret;
3221
3222 ret = ci_calculate_sclk_params(rdev, engine_clock, graphic_level);
3223 if (ret)
3224 return ret;
3225
3226 ret = ci_get_dependency_volt_by_clk(rdev,
3227 &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk,
3228 engine_clock, &graphic_level->MinVddc);
3229 if (ret)
3230 return ret;
3231
3232 graphic_level->SclkFrequency = engine_clock;
3233
3234 graphic_level->Flags = 0;
3235 graphic_level->MinVddcPhases = 1;
3236
3237 if (pi->vddc_phase_shed_control)
3238 ci_populate_phase_value_based_on_sclk(rdev,
3239 &rdev->pm.dpm.dyn_state.phase_shedding_limits_table,
3240 engine_clock,
3241 &graphic_level->MinVddcPhases);
3242
3243 graphic_level->ActivityLevel = sclk_activity_level_t;
3244
3245 graphic_level->CcPwrDynRm = 0;
3246 graphic_level->CcPwrDynRm1 = 0;
3247 graphic_level->EnabledForThrottle = 1;
3248 graphic_level->UpH = 0;
3249 graphic_level->DownH = 0;
3250 graphic_level->VoltageDownH = 0;
3251 graphic_level->PowerThrottle = 0;
3252
3253 if (pi->caps_sclk_ds)
3254 graphic_level->DeepSleepDivId = ci_get_sleep_divider_id_from_clock(rdev,
3255 engine_clock,
3256 CISLAND_MINIMUM_ENGINE_CLOCK);
3257
3258 graphic_level->DisplayWatermark = PPSMC_DISPLAY_WATERMARK_LOW;
3259
3260 graphic_level->Flags = cpu_to_be32(graphic_level->Flags);
3261 graphic_level->MinVddc = cpu_to_be32(graphic_level->MinVddc * VOLTAGE_SCALE);
3262 graphic_level->MinVddcPhases = cpu_to_be32(graphic_level->MinVddcPhases);
3263 graphic_level->SclkFrequency = cpu_to_be32(graphic_level->SclkFrequency);
3264 graphic_level->ActivityLevel = cpu_to_be16(graphic_level->ActivityLevel);
3265 graphic_level->CgSpllFuncCntl3 = cpu_to_be32(graphic_level->CgSpllFuncCntl3);
3266 graphic_level->CgSpllFuncCntl4 = cpu_to_be32(graphic_level->CgSpllFuncCntl4);
3267 graphic_level->SpllSpreadSpectrum = cpu_to_be32(graphic_level->SpllSpreadSpectrum);
3268 graphic_level->SpllSpreadSpectrum2 = cpu_to_be32(graphic_level->SpllSpreadSpectrum2);
3269 graphic_level->CcPwrDynRm = cpu_to_be32(graphic_level->CcPwrDynRm);
3270 graphic_level->CcPwrDynRm1 = cpu_to_be32(graphic_level->CcPwrDynRm1);
3271
3272 return 0;
3273}
3274
3275static int ci_populate_all_graphic_levels(struct radeon_device *rdev)
3276{
3277 struct ci_power_info *pi = ci_get_pi(rdev);
3278 struct ci_dpm_table *dpm_table = &pi->dpm_table;
3279 u32 level_array_address = pi->dpm_table_start +
3280 offsetof(SMU7_Discrete_DpmTable, GraphicsLevel);
3281 u32 level_array_size = sizeof(SMU7_Discrete_GraphicsLevel) *
3282 SMU7_MAX_LEVELS_GRAPHICS;
3283 SMU7_Discrete_GraphicsLevel *levels = pi->smc_state_table.GraphicsLevel;
3284 u32 i, ret;
3285
3286 memset(levels, 0, level_array_size);
3287
3288 for (i = 0; i < dpm_table->sclk_table.count; i++) {
3289 ret = ci_populate_single_graphic_level(rdev,
3290 dpm_table->sclk_table.dpm_levels[i].value,
3291 (u16)pi->activity_target[i],
3292 &pi->smc_state_table.GraphicsLevel[i]);
3293 if (ret)
3294 return ret;
3295 if (i > 1)
3296 pi->smc_state_table.GraphicsLevel[i].DeepSleepDivId = 0;
3297 if (i == (dpm_table->sclk_table.count - 1))
3298 pi->smc_state_table.GraphicsLevel[i].DisplayWatermark =
3299 PPSMC_DISPLAY_WATERMARK_HIGH;
3300 }
3301 pi->smc_state_table.GraphicsLevel[0].EnabledForActivity = 1;
3302
3303 pi->smc_state_table.GraphicsDpmLevelCount = (u8)dpm_table->sclk_table.count;
3304 pi->dpm_level_enable_mask.sclk_dpm_enable_mask =
3305 ci_get_dpm_level_enable_mask_value(&dpm_table->sclk_table);
3306
3307 ret = ci_copy_bytes_to_smc(rdev, level_array_address,
3308 (u8 *)levels, level_array_size,
3309 pi->sram_end);
3310 if (ret)
3311 return ret;
3312
3313 return 0;
3314}
3315
3316static int ci_populate_ulv_state(struct radeon_device *rdev,
3317 SMU7_Discrete_Ulv *ulv_level)
3318{
3319 return ci_populate_ulv_level(rdev, ulv_level);
3320}
3321
3322static int ci_populate_all_memory_levels(struct radeon_device *rdev)
3323{
3324 struct ci_power_info *pi = ci_get_pi(rdev);
3325 struct ci_dpm_table *dpm_table = &pi->dpm_table;
3326 u32 level_array_address = pi->dpm_table_start +
3327 offsetof(SMU7_Discrete_DpmTable, MemoryLevel);
3328 u32 level_array_size = sizeof(SMU7_Discrete_MemoryLevel) *
3329 SMU7_MAX_LEVELS_MEMORY;
3330 SMU7_Discrete_MemoryLevel *levels = pi->smc_state_table.MemoryLevel;
3331 u32 i, ret;
3332
3333 memset(levels, 0, level_array_size);
3334
3335 for (i = 0; i < dpm_table->mclk_table.count; i++) {
3336 if (dpm_table->mclk_table.dpm_levels[i].value == 0)
3337 return -EINVAL;
3338 ret = ci_populate_single_memory_level(rdev,
3339 dpm_table->mclk_table.dpm_levels[i].value,
3340 &pi->smc_state_table.MemoryLevel[i]);
3341 if (ret)
3342 return ret;
3343 }
3344
3345 pi->smc_state_table.MemoryLevel[0].EnabledForActivity = 1;
3346
3347 if ((dpm_table->mclk_table.count >= 2) &&
3348 ((rdev->pdev->device == 0x67B0) || (rdev->pdev->device == 0x67B1))) {
3349 pi->smc_state_table.MemoryLevel[1].MinVddc =
3350 pi->smc_state_table.MemoryLevel[0].MinVddc;
3351 pi->smc_state_table.MemoryLevel[1].MinVddcPhases =
3352 pi->smc_state_table.MemoryLevel[0].MinVddcPhases;
3353 }
3354
3355 pi->smc_state_table.MemoryLevel[0].ActivityLevel = cpu_to_be16(0x1F);
3356
3357 pi->smc_state_table.MemoryDpmLevelCount = (u8)dpm_table->mclk_table.count;
3358 pi->dpm_level_enable_mask.mclk_dpm_enable_mask =
3359 ci_get_dpm_level_enable_mask_value(&dpm_table->mclk_table);
3360
3361 pi->smc_state_table.MemoryLevel[dpm_table->mclk_table.count - 1].DisplayWatermark =
3362 PPSMC_DISPLAY_WATERMARK_HIGH;
3363
3364 ret = ci_copy_bytes_to_smc(rdev, level_array_address,
3365 (u8 *)levels, level_array_size,
3366 pi->sram_end);
3367 if (ret)
3368 return ret;
3369
3370 return 0;
3371}
3372
3373static void ci_reset_single_dpm_table(struct radeon_device *rdev,
3374 struct ci_single_dpm_table* dpm_table,
3375 u32 count)
3376{
3377 u32 i;
3378
3379 dpm_table->count = count;
3380 for (i = 0; i < MAX_REGULAR_DPM_NUMBER; i++)
3381 dpm_table->dpm_levels[i].enabled = false;
3382}
3383
3384static void ci_setup_pcie_table_entry(struct ci_single_dpm_table* dpm_table,
3385 u32 index, u32 pcie_gen, u32 pcie_lanes)
3386{
3387 dpm_table->dpm_levels[index].value = pcie_gen;
3388 dpm_table->dpm_levels[index].param1 = pcie_lanes;
3389 dpm_table->dpm_levels[index].enabled = true;
3390}
3391
3392static int ci_setup_default_pcie_tables(struct radeon_device *rdev)
3393{
3394 struct ci_power_info *pi = ci_get_pi(rdev);
3395
3396 if (!pi->use_pcie_performance_levels && !pi->use_pcie_powersaving_levels)
3397 return -EINVAL;
3398
3399 if (pi->use_pcie_performance_levels && !pi->use_pcie_powersaving_levels) {
3400 pi->pcie_gen_powersaving = pi->pcie_gen_performance;
3401 pi->pcie_lane_powersaving = pi->pcie_lane_performance;
3402 } else if (!pi->use_pcie_performance_levels && pi->use_pcie_powersaving_levels) {
3403 pi->pcie_gen_performance = pi->pcie_gen_powersaving;
3404 pi->pcie_lane_performance = pi->pcie_lane_powersaving;
3405 }
3406
3407 ci_reset_single_dpm_table(rdev,
3408 &pi->dpm_table.pcie_speed_table,
3409 SMU7_MAX_LEVELS_LINK);
3410
3411 if (rdev->family == CHIP_BONAIRE)
3412 ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 0,
3413 pi->pcie_gen_powersaving.min,
3414 pi->pcie_lane_powersaving.max);
3415 else
3416 ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 0,
3417 pi->pcie_gen_powersaving.min,
3418 pi->pcie_lane_powersaving.min);
3419 ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 1,
3420 pi->pcie_gen_performance.min,
3421 pi->pcie_lane_performance.min);
3422 ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 2,
3423 pi->pcie_gen_powersaving.min,
3424 pi->pcie_lane_powersaving.max);
3425 ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 3,
3426 pi->pcie_gen_performance.min,
3427 pi->pcie_lane_performance.max);
3428 ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 4,
3429 pi->pcie_gen_powersaving.max,
3430 pi->pcie_lane_powersaving.max);
3431 ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 5,
3432 pi->pcie_gen_performance.max,
3433 pi->pcie_lane_performance.max);
3434
3435 pi->dpm_table.pcie_speed_table.count = 6;
3436
3437 return 0;
3438}
3439
3440static int ci_setup_default_dpm_tables(struct radeon_device *rdev)
3441{
3442 struct ci_power_info *pi = ci_get_pi(rdev);
3443 struct radeon_clock_voltage_dependency_table *allowed_sclk_vddc_table =
3444 &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk;
3445 struct radeon_clock_voltage_dependency_table *allowed_mclk_table =
3446 &rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk;
3447 struct radeon_cac_leakage_table *std_voltage_table =
3448 &rdev->pm.dpm.dyn_state.cac_leakage_table;
3449 u32 i;
3450
3451 if (allowed_sclk_vddc_table == NULL)
3452 return -EINVAL;
3453 if (allowed_sclk_vddc_table->count < 1)
3454 return -EINVAL;
3455 if (allowed_mclk_table == NULL)
3456 return -EINVAL;
3457 if (allowed_mclk_table->count < 1)
3458 return -EINVAL;
3459
3460 memset(&pi->dpm_table, 0, sizeof(struct ci_dpm_table));
3461
3462 ci_reset_single_dpm_table(rdev,
3463 &pi->dpm_table.sclk_table,
3464 SMU7_MAX_LEVELS_GRAPHICS);
3465 ci_reset_single_dpm_table(rdev,
3466 &pi->dpm_table.mclk_table,
3467 SMU7_MAX_LEVELS_MEMORY);
3468 ci_reset_single_dpm_table(rdev,
3469 &pi->dpm_table.vddc_table,
3470 SMU7_MAX_LEVELS_VDDC);
3471 ci_reset_single_dpm_table(rdev,
3472 &pi->dpm_table.vddci_table,
3473 SMU7_MAX_LEVELS_VDDCI);
3474 ci_reset_single_dpm_table(rdev,
3475 &pi->dpm_table.mvdd_table,
3476 SMU7_MAX_LEVELS_MVDD);
3477
3478 pi->dpm_table.sclk_table.count = 0;
3479 for (i = 0; i < allowed_sclk_vddc_table->count; i++) {
3480 if ((i == 0) ||
3481 (pi->dpm_table.sclk_table.dpm_levels[pi->dpm_table.sclk_table.count-1].value !=
3482 allowed_sclk_vddc_table->entries[i].clk)) {
3483 pi->dpm_table.sclk_table.dpm_levels[pi->dpm_table.sclk_table.count].value =
3484 allowed_sclk_vddc_table->entries[i].clk;
3485 pi->dpm_table.sclk_table.dpm_levels[pi->dpm_table.sclk_table.count].enabled =
3486 (i == 0) ? true : false;
3487 pi->dpm_table.sclk_table.count++;
3488 }
3489 }
3490
3491 pi->dpm_table.mclk_table.count = 0;
3492 for (i = 0; i < allowed_mclk_table->count; i++) {
3493 if ((i == 0) ||
3494 (pi->dpm_table.mclk_table.dpm_levels[pi->dpm_table.mclk_table.count-1].value !=
3495 allowed_mclk_table->entries[i].clk)) {
3496 pi->dpm_table.mclk_table.dpm_levels[pi->dpm_table.mclk_table.count].value =
3497 allowed_mclk_table->entries[i].clk;
3498 pi->dpm_table.mclk_table.dpm_levels[pi->dpm_table.mclk_table.count].enabled =
3499 (i == 0) ? true : false;
3500 pi->dpm_table.mclk_table.count++;
3501 }
3502 }
3503
3504 for (i = 0; i < allowed_sclk_vddc_table->count; i++) {
3505 pi->dpm_table.vddc_table.dpm_levels[i].value =
3506 allowed_sclk_vddc_table->entries[i].v;
3507 pi->dpm_table.vddc_table.dpm_levels[i].param1 =
3508 std_voltage_table->entries[i].leakage;
3509 pi->dpm_table.vddc_table.dpm_levels[i].enabled = true;
3510 }
3511 pi->dpm_table.vddc_table.count = allowed_sclk_vddc_table->count;
3512
3513 allowed_mclk_table = &rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk;
3514 if (allowed_mclk_table) {
3515 for (i = 0; i < allowed_mclk_table->count; i++) {
3516 pi->dpm_table.vddci_table.dpm_levels[i].value =
3517 allowed_mclk_table->entries[i].v;
3518 pi->dpm_table.vddci_table.dpm_levels[i].enabled = true;
3519 }
3520 pi->dpm_table.vddci_table.count = allowed_mclk_table->count;
3521 }
3522
3523 allowed_mclk_table = &rdev->pm.dpm.dyn_state.mvdd_dependency_on_mclk;
3524 if (allowed_mclk_table) {
3525 for (i = 0; i < allowed_mclk_table->count; i++) {
3526 pi->dpm_table.mvdd_table.dpm_levels[i].value =
3527 allowed_mclk_table->entries[i].v;
3528 pi->dpm_table.mvdd_table.dpm_levels[i].enabled = true;
3529 }
3530 pi->dpm_table.mvdd_table.count = allowed_mclk_table->count;
3531 }
3532
3533 ci_setup_default_pcie_tables(rdev);
3534
3535 return 0;
3536}
3537
3538static int ci_find_boot_level(struct ci_single_dpm_table *table,
3539 u32 value, u32 *boot_level)
3540{
3541 u32 i;
3542 int ret = -EINVAL;
3543
3544 for(i = 0; i < table->count; i++) {
3545 if (value == table->dpm_levels[i].value) {
3546 *boot_level = i;
3547 ret = 0;
3548 }
3549 }
3550
3551 return ret;
3552}
3553
3554static int ci_init_smc_table(struct radeon_device *rdev)
3555{
3556 struct ci_power_info *pi = ci_get_pi(rdev);
3557 struct ci_ulv_parm *ulv = &pi->ulv;
3558 struct radeon_ps *radeon_boot_state = rdev->pm.dpm.boot_ps;
3559 SMU7_Discrete_DpmTable *table = &pi->smc_state_table;
3560 int ret;
3561
3562 ret = ci_setup_default_dpm_tables(rdev);
3563 if (ret)
3564 return ret;
3565
3566 if (pi->voltage_control != CISLANDS_VOLTAGE_CONTROL_NONE)
3567 ci_populate_smc_voltage_tables(rdev, table);
3568
3569 ci_init_fps_limits(rdev);
3570
3571 if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_HARDWAREDC)
3572 table->SystemFlags |= PPSMC_SYSTEMFLAG_GPIO_DC;
3573
3574 if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_STEPVDDC)
3575 table->SystemFlags |= PPSMC_SYSTEMFLAG_STEPVDDC;
3576
3577 if (pi->mem_gddr5)
3578 table->SystemFlags |= PPSMC_SYSTEMFLAG_GDDR5;
3579
3580 if (ulv->supported) {
3581 ret = ci_populate_ulv_state(rdev, &pi->smc_state_table.Ulv);
3582 if (ret)
3583 return ret;
3584 WREG32_SMC(CG_ULV_PARAMETER, ulv->cg_ulv_parameter);
3585 }
3586
3587 ret = ci_populate_all_graphic_levels(rdev);
3588 if (ret)
3589 return ret;
3590
3591 ret = ci_populate_all_memory_levels(rdev);
3592 if (ret)
3593 return ret;
3594
3595 ci_populate_smc_link_level(rdev, table);
3596
3597 ret = ci_populate_smc_acpi_level(rdev, table);
3598 if (ret)
3599 return ret;
3600
3601 ret = ci_populate_smc_vce_level(rdev, table);
3602 if (ret)
3603 return ret;
3604
3605 ret = ci_populate_smc_acp_level(rdev, table);
3606 if (ret)
3607 return ret;
3608
3609 ret = ci_populate_smc_samu_level(rdev, table);
3610 if (ret)
3611 return ret;
3612
3613 ret = ci_do_program_memory_timing_parameters(rdev);
3614 if (ret)
3615 return ret;
3616
3617 ret = ci_populate_smc_uvd_level(rdev, table);
3618 if (ret)
3619 return ret;
3620
3621 table->UvdBootLevel = 0;
3622 table->VceBootLevel = 0;
3623 table->AcpBootLevel = 0;
3624 table->SamuBootLevel = 0;
3625 table->GraphicsBootLevel = 0;
3626 table->MemoryBootLevel = 0;
3627
3628 ret = ci_find_boot_level(&pi->dpm_table.sclk_table,
3629 pi->vbios_boot_state.sclk_bootup_value,
3630 (u32 *)&pi->smc_state_table.GraphicsBootLevel);
3631
3632 ret = ci_find_boot_level(&pi->dpm_table.mclk_table,
3633 pi->vbios_boot_state.mclk_bootup_value,
3634 (u32 *)&pi->smc_state_table.MemoryBootLevel);
3635
3636 table->BootVddc = pi->vbios_boot_state.vddc_bootup_value;
3637 table->BootVddci = pi->vbios_boot_state.vddci_bootup_value;
3638 table->BootMVdd = pi->vbios_boot_state.mvdd_bootup_value;
3639
3640 ci_populate_smc_initial_state(rdev, radeon_boot_state);
3641
3642 ret = ci_populate_bapm_parameters_in_dpm_table(rdev);
3643 if (ret)
3644 return ret;
3645
3646 table->UVDInterval = 1;
3647 table->VCEInterval = 1;
3648 table->ACPInterval = 1;
3649 table->SAMUInterval = 1;
3650 table->GraphicsVoltageChangeEnable = 1;
3651 table->GraphicsThermThrottleEnable = 1;
3652 table->GraphicsInterval = 1;
3653 table->VoltageInterval = 1;
3654 table->ThermalInterval = 1;
3655 table->TemperatureLimitHigh = (u16)((pi->thermal_temp_setting.temperature_high *
3656 CISLANDS_Q88_FORMAT_CONVERSION_UNIT) / 1000);
3657 table->TemperatureLimitLow = (u16)((pi->thermal_temp_setting.temperature_low *
3658 CISLANDS_Q88_FORMAT_CONVERSION_UNIT) / 1000);
3659 table->MemoryVoltageChangeEnable = 1;
3660 table->MemoryInterval = 1;
3661 table->VoltageResponseTime = 0;
3662 table->VddcVddciDelta = 4000;
3663 table->PhaseResponseTime = 0;
3664 table->MemoryThermThrottleEnable = 1;
3665 table->PCIeBootLinkLevel = pi->dpm_table.pcie_speed_table.count - 1;
3666 table->PCIeGenInterval = 1;
3667 if (pi->voltage_control == CISLANDS_VOLTAGE_CONTROL_BY_SVID2)
3668 table->SVI2Enable = 1;
3669 else
3670 table->SVI2Enable = 0;
3671
3672 table->ThermGpio = 17;
3673 table->SclkStepSize = 0x4000;
3674
3675 table->SystemFlags = cpu_to_be32(table->SystemFlags);
3676 table->SmioMaskVddcVid = cpu_to_be32(table->SmioMaskVddcVid);
3677 table->SmioMaskVddcPhase = cpu_to_be32(table->SmioMaskVddcPhase);
3678 table->SmioMaskVddciVid = cpu_to_be32(table->SmioMaskVddciVid);
3679 table->SmioMaskMvddVid = cpu_to_be32(table->SmioMaskMvddVid);
3680 table->SclkStepSize = cpu_to_be32(table->SclkStepSize);
3681 table->TemperatureLimitHigh = cpu_to_be16(table->TemperatureLimitHigh);
3682 table->TemperatureLimitLow = cpu_to_be16(table->TemperatureLimitLow);
3683 table->VddcVddciDelta = cpu_to_be16(table->VddcVddciDelta);
3684 table->VoltageResponseTime = cpu_to_be16(table->VoltageResponseTime);
3685 table->PhaseResponseTime = cpu_to_be16(table->PhaseResponseTime);
3686 table->BootVddc = cpu_to_be16(table->BootVddc * VOLTAGE_SCALE);
3687 table->BootVddci = cpu_to_be16(table->BootVddci * VOLTAGE_SCALE);
3688 table->BootMVdd = cpu_to_be16(table->BootMVdd * VOLTAGE_SCALE);
3689
3690 ret = ci_copy_bytes_to_smc(rdev,
3691 pi->dpm_table_start +
3692 offsetof(SMU7_Discrete_DpmTable, SystemFlags),
3693 (u8 *)&table->SystemFlags,
3694 sizeof(SMU7_Discrete_DpmTable) - 3 * sizeof(SMU7_PIDController),
3695 pi->sram_end);
3696 if (ret)
3697 return ret;
3698
3699 return 0;
3700}
3701
3702static void ci_trim_single_dpm_states(struct radeon_device *rdev,
3703 struct ci_single_dpm_table *dpm_table,
3704 u32 low_limit, u32 high_limit)
3705{
3706 u32 i;
3707
3708 for (i = 0; i < dpm_table->count; i++) {
3709 if ((dpm_table->dpm_levels[i].value < low_limit) ||
3710 (dpm_table->dpm_levels[i].value > high_limit))
3711 dpm_table->dpm_levels[i].enabled = false;
3712 else
3713 dpm_table->dpm_levels[i].enabled = true;
3714 }
3715}
3716
3717static void ci_trim_pcie_dpm_states(struct radeon_device *rdev,
3718 u32 speed_low, u32 lanes_low,
3719 u32 speed_high, u32 lanes_high)
3720{
3721 struct ci_power_info *pi = ci_get_pi(rdev);
3722 struct ci_single_dpm_table *pcie_table = &pi->dpm_table.pcie_speed_table;
3723 u32 i, j;
3724
3725 for (i = 0; i < pcie_table->count; i++) {
3726 if ((pcie_table->dpm_levels[i].value < speed_low) ||
3727 (pcie_table->dpm_levels[i].param1 < lanes_low) ||
3728 (pcie_table->dpm_levels[i].value > speed_high) ||
3729 (pcie_table->dpm_levels[i].param1 > lanes_high))
3730 pcie_table->dpm_levels[i].enabled = false;
3731 else
3732 pcie_table->dpm_levels[i].enabled = true;
3733 }
3734
3735 for (i = 0; i < pcie_table->count; i++) {
3736 if (pcie_table->dpm_levels[i].enabled) {
3737 for (j = i + 1; j < pcie_table->count; j++) {
3738 if (pcie_table->dpm_levels[j].enabled) {
3739 if ((pcie_table->dpm_levels[i].value == pcie_table->dpm_levels[j].value) &&
3740 (pcie_table->dpm_levels[i].param1 == pcie_table->dpm_levels[j].param1))
3741 pcie_table->dpm_levels[j].enabled = false;
3742 }
3743 }
3744 }
3745 }
3746}
3747
3748static int ci_trim_dpm_states(struct radeon_device *rdev,
3749 struct radeon_ps *radeon_state)
3750{
3751 struct ci_ps *state = ci_get_ps(radeon_state);
3752 struct ci_power_info *pi = ci_get_pi(rdev);
3753 u32 high_limit_count;
3754
3755 if (state->performance_level_count < 1)
3756 return -EINVAL;
3757
3758 if (state->performance_level_count == 1)
3759 high_limit_count = 0;
3760 else
3761 high_limit_count = 1;
3762
3763 ci_trim_single_dpm_states(rdev,
3764 &pi->dpm_table.sclk_table,
3765 state->performance_levels[0].sclk,
3766 state->performance_levels[high_limit_count].sclk);
3767
3768 ci_trim_single_dpm_states(rdev,
3769 &pi->dpm_table.mclk_table,
3770 state->performance_levels[0].mclk,
3771 state->performance_levels[high_limit_count].mclk);
3772
3773 ci_trim_pcie_dpm_states(rdev,
3774 state->performance_levels[0].pcie_gen,
3775 state->performance_levels[0].pcie_lane,
3776 state->performance_levels[high_limit_count].pcie_gen,
3777 state->performance_levels[high_limit_count].pcie_lane);
3778
3779 return 0;
3780}
3781
3782static int ci_apply_disp_minimum_voltage_request(struct radeon_device *rdev)
3783{
3784 struct radeon_clock_voltage_dependency_table *disp_voltage_table =
3785 &rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk;
3786 struct radeon_clock_voltage_dependency_table *vddc_table =
3787 &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk;
3788 u32 requested_voltage = 0;
3789 u32 i;
3790
3791 if (disp_voltage_table == NULL)
3792 return -EINVAL;
3793 if (!disp_voltage_table->count)
3794 return -EINVAL;
3795
3796 for (i = 0; i < disp_voltage_table->count; i++) {
3797 if (rdev->clock.current_dispclk == disp_voltage_table->entries[i].clk)
3798 requested_voltage = disp_voltage_table->entries[i].v;
3799 }
3800
3801 for (i = 0; i < vddc_table->count; i++) {
3802 if (requested_voltage <= vddc_table->entries[i].v) {
3803 requested_voltage = vddc_table->entries[i].v;
3804 return (ci_send_msg_to_smc_with_parameter(rdev,
3805 PPSMC_MSG_VddC_Request,
3806 requested_voltage * VOLTAGE_SCALE) == PPSMC_Result_OK) ?
3807 0 : -EINVAL;
3808 }
3809 }
3810
3811 return -EINVAL;
3812}
3813
3814static int ci_upload_dpm_level_enable_mask(struct radeon_device *rdev)
3815{
3816 struct ci_power_info *pi = ci_get_pi(rdev);
3817 PPSMC_Result result;
3818
3819 ci_apply_disp_minimum_voltage_request(rdev);
3820
3821 if (!pi->sclk_dpm_key_disabled) {
3822 if (pi->dpm_level_enable_mask.sclk_dpm_enable_mask) {
3823 result = ci_send_msg_to_smc_with_parameter(rdev,
3824 PPSMC_MSG_SCLKDPM_SetEnabledMask,
3825 pi->dpm_level_enable_mask.sclk_dpm_enable_mask);
3826 if (result != PPSMC_Result_OK)
3827 return -EINVAL;
3828 }
3829 }
3830
3831 if (!pi->mclk_dpm_key_disabled) {
3832 if (pi->dpm_level_enable_mask.mclk_dpm_enable_mask) {
3833 result = ci_send_msg_to_smc_with_parameter(rdev,
3834 PPSMC_MSG_MCLKDPM_SetEnabledMask,
3835 pi->dpm_level_enable_mask.mclk_dpm_enable_mask);
3836 if (result != PPSMC_Result_OK)
3837 return -EINVAL;
3838 }
3839 }
3840#if 0
3841 if (!pi->pcie_dpm_key_disabled) {
3842 if (pi->dpm_level_enable_mask.pcie_dpm_enable_mask) {
3843 result = ci_send_msg_to_smc_with_parameter(rdev,
3844 PPSMC_MSG_PCIeDPM_SetEnabledMask,
3845 pi->dpm_level_enable_mask.pcie_dpm_enable_mask);
3846 if (result != PPSMC_Result_OK)
3847 return -EINVAL;
3848 }
3849 }
3850#endif
3851 return 0;
3852}
3853
3854static void ci_find_dpm_states_clocks_in_dpm_table(struct radeon_device *rdev,
3855 struct radeon_ps *radeon_state)
3856{
3857 struct ci_power_info *pi = ci_get_pi(rdev);
3858 struct ci_ps *state = ci_get_ps(radeon_state);
3859 struct ci_single_dpm_table *sclk_table = &pi->dpm_table.sclk_table;
3860 u32 sclk = state->performance_levels[state->performance_level_count-1].sclk;
3861 struct ci_single_dpm_table *mclk_table = &pi->dpm_table.mclk_table;
3862 u32 mclk = state->performance_levels[state->performance_level_count-1].mclk;
3863 u32 i;
3864
3865 pi->need_update_smu7_dpm_table = 0;
3866
3867 for (i = 0; i < sclk_table->count; i++) {
3868 if (sclk == sclk_table->dpm_levels[i].value)
3869 break;
3870 }
3871
3872 if (i >= sclk_table->count) {
3873 pi->need_update_smu7_dpm_table |= DPMTABLE_OD_UPDATE_SCLK;
3874 } else {
3875
3876
3877
3878
3879 if (CISLAND_MINIMUM_ENGINE_CLOCK != CISLAND_MINIMUM_ENGINE_CLOCK)
3880 pi->need_update_smu7_dpm_table |= DPMTABLE_UPDATE_SCLK;
3881 }
3882
3883 for (i = 0; i < mclk_table->count; i++) {
3884 if (mclk == mclk_table->dpm_levels[i].value)
3885 break;
3886 }
3887
3888 if (i >= mclk_table->count)
3889 pi->need_update_smu7_dpm_table |= DPMTABLE_OD_UPDATE_MCLK;
3890
3891 if (rdev->pm.dpm.current_active_crtc_count !=
3892 rdev->pm.dpm.new_active_crtc_count)
3893 pi->need_update_smu7_dpm_table |= DPMTABLE_UPDATE_MCLK;
3894}
3895
3896static int ci_populate_and_upload_sclk_mclk_dpm_levels(struct radeon_device *rdev,
3897 struct radeon_ps *radeon_state)
3898{
3899 struct ci_power_info *pi = ci_get_pi(rdev);
3900 struct ci_ps *state = ci_get_ps(radeon_state);
3901 u32 sclk = state->performance_levels[state->performance_level_count-1].sclk;
3902 u32 mclk = state->performance_levels[state->performance_level_count-1].mclk;
3903 struct ci_dpm_table *dpm_table = &pi->dpm_table;
3904 int ret;
3905
3906 if (!pi->need_update_smu7_dpm_table)
3907 return 0;
3908
3909 if (pi->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_SCLK)
3910 dpm_table->sclk_table.dpm_levels[dpm_table->sclk_table.count-1].value = sclk;
3911
3912 if (pi->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_MCLK)
3913 dpm_table->mclk_table.dpm_levels[dpm_table->mclk_table.count-1].value = mclk;
3914
3915 if (pi->need_update_smu7_dpm_table & (DPMTABLE_OD_UPDATE_SCLK | DPMTABLE_UPDATE_SCLK)) {
3916 ret = ci_populate_all_graphic_levels(rdev);
3917 if (ret)
3918 return ret;
3919 }
3920
3921 if (pi->need_update_smu7_dpm_table & (DPMTABLE_OD_UPDATE_MCLK | DPMTABLE_UPDATE_MCLK)) {
3922 ret = ci_populate_all_memory_levels(rdev);
3923 if (ret)
3924 return ret;
3925 }
3926
3927 return 0;
3928}
3929
3930static int ci_enable_uvd_dpm(struct radeon_device *rdev, bool enable)
3931{
3932 struct ci_power_info *pi = ci_get_pi(rdev);
3933 const struct radeon_clock_and_voltage_limits *max_limits;
3934 int i;
3935
3936 if (rdev->pm.dpm.ac_power)
3937 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac;
3938 else
3939 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc;
3940
3941 if (enable) {
3942 pi->dpm_level_enable_mask.uvd_dpm_enable_mask = 0;
3943
3944 for (i = rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.count - 1; i >= 0; i--) {
3945 if (rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[i].v <= max_limits->vddc) {
3946 pi->dpm_level_enable_mask.uvd_dpm_enable_mask |= 1 << i;
3947
3948 if (!pi->caps_uvd_dpm)
3949 break;
3950 }
3951 }
3952
3953 ci_send_msg_to_smc_with_parameter(rdev,
3954 PPSMC_MSG_UVDDPM_SetEnabledMask,
3955 pi->dpm_level_enable_mask.uvd_dpm_enable_mask);
3956
3957 if (pi->last_mclk_dpm_enable_mask & 0x1) {
3958 pi->uvd_enabled = true;
3959 pi->dpm_level_enable_mask.mclk_dpm_enable_mask &= 0xFFFFFFFE;
3960 ci_send_msg_to_smc_with_parameter(rdev,
3961 PPSMC_MSG_MCLKDPM_SetEnabledMask,
3962 pi->dpm_level_enable_mask.mclk_dpm_enable_mask);
3963 }
3964 } else {
3965 if (pi->last_mclk_dpm_enable_mask & 0x1) {
3966 pi->uvd_enabled = false;
3967 pi->dpm_level_enable_mask.mclk_dpm_enable_mask |= 1;
3968 ci_send_msg_to_smc_with_parameter(rdev,
3969 PPSMC_MSG_MCLKDPM_SetEnabledMask,
3970 pi->dpm_level_enable_mask.mclk_dpm_enable_mask);
3971 }
3972 }
3973
3974 return (ci_send_msg_to_smc(rdev, enable ?
3975 PPSMC_MSG_UVDDPM_Enable : PPSMC_MSG_UVDDPM_Disable) == PPSMC_Result_OK) ?
3976 0 : -EINVAL;
3977}
3978
3979static int ci_enable_vce_dpm(struct radeon_device *rdev, bool enable)
3980{
3981 struct ci_power_info *pi = ci_get_pi(rdev);
3982 const struct radeon_clock_and_voltage_limits *max_limits;
3983 int i;
3984
3985 if (rdev->pm.dpm.ac_power)
3986 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac;
3987 else
3988 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc;
3989
3990 if (enable) {
3991 pi->dpm_level_enable_mask.vce_dpm_enable_mask = 0;
3992 for (i = rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.count - 1; i >= 0; i--) {
3993 if (rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries[i].v <= max_limits->vddc) {
3994 pi->dpm_level_enable_mask.vce_dpm_enable_mask |= 1 << i;
3995
3996 if (!pi->caps_vce_dpm)
3997 break;
3998 }
3999 }
4000
4001 ci_send_msg_to_smc_with_parameter(rdev,
4002 PPSMC_MSG_VCEDPM_SetEnabledMask,
4003 pi->dpm_level_enable_mask.vce_dpm_enable_mask);
4004 }
4005
4006 return (ci_send_msg_to_smc(rdev, enable ?
4007 PPSMC_MSG_VCEDPM_Enable : PPSMC_MSG_VCEDPM_Disable) == PPSMC_Result_OK) ?
4008 0 : -EINVAL;
4009}
4010
4011#if 0
4012static int ci_enable_samu_dpm(struct radeon_device *rdev, bool enable)
4013{
4014 struct ci_power_info *pi = ci_get_pi(rdev);
4015 const struct radeon_clock_and_voltage_limits *max_limits;
4016 int i;
4017
4018 if (rdev->pm.dpm.ac_power)
4019 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac;
4020 else
4021 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc;
4022
4023 if (enable) {
4024 pi->dpm_level_enable_mask.samu_dpm_enable_mask = 0;
4025 for (i = rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.count - 1; i >= 0; i--) {
4026 if (rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries[i].v <= max_limits->vddc) {
4027 pi->dpm_level_enable_mask.samu_dpm_enable_mask |= 1 << i;
4028
4029 if (!pi->caps_samu_dpm)
4030 break;
4031 }
4032 }
4033
4034 ci_send_msg_to_smc_with_parameter(rdev,
4035 PPSMC_MSG_SAMUDPM_SetEnabledMask,
4036 pi->dpm_level_enable_mask.samu_dpm_enable_mask);
4037 }
4038 return (ci_send_msg_to_smc(rdev, enable ?
4039 PPSMC_MSG_SAMUDPM_Enable : PPSMC_MSG_SAMUDPM_Disable) == PPSMC_Result_OK) ?
4040 0 : -EINVAL;
4041}
4042
4043static int ci_enable_acp_dpm(struct radeon_device *rdev, bool enable)
4044{
4045 struct ci_power_info *pi = ci_get_pi(rdev);
4046 const struct radeon_clock_and_voltage_limits *max_limits;
4047 int i;
4048
4049 if (rdev->pm.dpm.ac_power)
4050 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac;
4051 else
4052 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc;
4053
4054 if (enable) {
4055 pi->dpm_level_enable_mask.acp_dpm_enable_mask = 0;
4056 for (i = rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.count - 1; i >= 0; i--) {
4057 if (rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries[i].v <= max_limits->vddc) {
4058 pi->dpm_level_enable_mask.acp_dpm_enable_mask |= 1 << i;
4059
4060 if (!pi->caps_acp_dpm)
4061 break;
4062 }
4063 }
4064
4065 ci_send_msg_to_smc_with_parameter(rdev,
4066 PPSMC_MSG_ACPDPM_SetEnabledMask,
4067 pi->dpm_level_enable_mask.acp_dpm_enable_mask);
4068 }
4069
4070 return (ci_send_msg_to_smc(rdev, enable ?
4071 PPSMC_MSG_ACPDPM_Enable : PPSMC_MSG_ACPDPM_Disable) == PPSMC_Result_OK) ?
4072 0 : -EINVAL;
4073}
4074#endif
4075
4076static int ci_update_uvd_dpm(struct radeon_device *rdev, bool gate)
4077{
4078 struct ci_power_info *pi = ci_get_pi(rdev);
4079 u32 tmp;
4080
4081 if (!gate) {
4082 if (pi->caps_uvd_dpm ||
4083 (rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.count <= 0))
4084 pi->smc_state_table.UvdBootLevel = 0;
4085 else
4086 pi->smc_state_table.UvdBootLevel =
4087 rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.count - 1;
4088
4089 tmp = RREG32_SMC(DPM_TABLE_475);
4090 tmp &= ~UvdBootLevel_MASK;
4091 tmp |= UvdBootLevel(pi->smc_state_table.UvdBootLevel);
4092 WREG32_SMC(DPM_TABLE_475, tmp);
4093 }
4094
4095 return ci_enable_uvd_dpm(rdev, !gate);
4096}
4097
4098static u8 ci_get_vce_boot_level(struct radeon_device *rdev)
4099{
4100 u8 i;
4101 u32 min_evclk = 30000;
4102 struct radeon_vce_clock_voltage_dependency_table *table =
4103 &rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table;
4104
4105 for (i = 0; i < table->count; i++) {
4106 if (table->entries[i].evclk >= min_evclk)
4107 return i;
4108 }
4109
4110 return table->count - 1;
4111}
4112
4113static int ci_update_vce_dpm(struct radeon_device *rdev,
4114 struct radeon_ps *radeon_new_state,
4115 struct radeon_ps *radeon_current_state)
4116{
4117 struct ci_power_info *pi = ci_get_pi(rdev);
4118 int ret = 0;
4119 u32 tmp;
4120
4121 if (radeon_current_state->evclk != radeon_new_state->evclk) {
4122 if (radeon_new_state->evclk) {
4123
4124 cik_update_cg(rdev, RADEON_CG_BLOCK_VCE, false);
4125
4126 pi->smc_state_table.VceBootLevel = ci_get_vce_boot_level(rdev);
4127 tmp = RREG32_SMC(DPM_TABLE_475);
4128 tmp &= ~VceBootLevel_MASK;
4129 tmp |= VceBootLevel(pi->smc_state_table.VceBootLevel);
4130 WREG32_SMC(DPM_TABLE_475, tmp);
4131
4132 ret = ci_enable_vce_dpm(rdev, true);
4133 } else {
4134
4135 cik_update_cg(rdev, RADEON_CG_BLOCK_VCE, true);
4136
4137 ret = ci_enable_vce_dpm(rdev, false);
4138 }
4139 }
4140 return ret;
4141}
4142
4143#if 0
4144static int ci_update_samu_dpm(struct radeon_device *rdev, bool gate)
4145{
4146 return ci_enable_samu_dpm(rdev, gate);
4147}
4148
4149static int ci_update_acp_dpm(struct radeon_device *rdev, bool gate)
4150{
4151 struct ci_power_info *pi = ci_get_pi(rdev);
4152 u32 tmp;
4153
4154 if (!gate) {
4155 pi->smc_state_table.AcpBootLevel = 0;
4156
4157 tmp = RREG32_SMC(DPM_TABLE_475);
4158 tmp &= ~AcpBootLevel_MASK;
4159 tmp |= AcpBootLevel(pi->smc_state_table.AcpBootLevel);
4160 WREG32_SMC(DPM_TABLE_475, tmp);
4161 }
4162
4163 return ci_enable_acp_dpm(rdev, !gate);
4164}
4165#endif
4166
4167static int ci_generate_dpm_level_enable_mask(struct radeon_device *rdev,
4168 struct radeon_ps *radeon_state)
4169{
4170 struct ci_power_info *pi = ci_get_pi(rdev);
4171 int ret;
4172
4173 ret = ci_trim_dpm_states(rdev, radeon_state);
4174 if (ret)
4175 return ret;
4176
4177 pi->dpm_level_enable_mask.sclk_dpm_enable_mask =
4178 ci_get_dpm_level_enable_mask_value(&pi->dpm_table.sclk_table);
4179 pi->dpm_level_enable_mask.mclk_dpm_enable_mask =
4180 ci_get_dpm_level_enable_mask_value(&pi->dpm_table.mclk_table);
4181 pi->last_mclk_dpm_enable_mask =
4182 pi->dpm_level_enable_mask.mclk_dpm_enable_mask;
4183 if (pi->uvd_enabled) {
4184 if (pi->dpm_level_enable_mask.mclk_dpm_enable_mask & 1)
4185 pi->dpm_level_enable_mask.mclk_dpm_enable_mask &= 0xFFFFFFFE;
4186 }
4187 pi->dpm_level_enable_mask.pcie_dpm_enable_mask =
4188 ci_get_dpm_level_enable_mask_value(&pi->dpm_table.pcie_speed_table);
4189
4190 return 0;
4191}
4192
4193static u32 ci_get_lowest_enabled_level(struct radeon_device *rdev,
4194 u32 level_mask)
4195{
4196 u32 level = 0;
4197
4198 while ((level_mask & (1 << level)) == 0)
4199 level++;
4200
4201 return level;
4202}
4203
4204
4205int ci_dpm_force_performance_level(struct radeon_device *rdev,
4206 enum radeon_dpm_forced_level level)
4207{
4208 struct ci_power_info *pi = ci_get_pi(rdev);
4209 u32 tmp, levels, i;
4210 int ret;
4211
4212 if (level == RADEON_DPM_FORCED_LEVEL_HIGH) {
4213 if ((!pi->pcie_dpm_key_disabled) &&
4214 pi->dpm_level_enable_mask.pcie_dpm_enable_mask) {
4215 levels = 0;
4216 tmp = pi->dpm_level_enable_mask.pcie_dpm_enable_mask;
4217 while (tmp >>= 1)
4218 levels++;
4219 if (levels) {
4220 ret = ci_dpm_force_state_pcie(rdev, level);
4221 if (ret)
4222 return ret;
4223 for (i = 0; i < rdev->usec_timeout; i++) {
4224 tmp = (RREG32_SMC(TARGET_AND_CURRENT_PROFILE_INDEX_1) &
4225 CURR_PCIE_INDEX_MASK) >> CURR_PCIE_INDEX_SHIFT;
4226 if (tmp == levels)
4227 break;
4228 udelay(1);
4229 }
4230 }
4231 }
4232 if ((!pi->sclk_dpm_key_disabled) &&
4233 pi->dpm_level_enable_mask.sclk_dpm_enable_mask) {
4234 levels = 0;
4235 tmp = pi->dpm_level_enable_mask.sclk_dpm_enable_mask;
4236 while (tmp >>= 1)
4237 levels++;
4238 if (levels) {
4239 ret = ci_dpm_force_state_sclk(rdev, levels);
4240 if (ret)
4241 return ret;
4242 for (i = 0; i < rdev->usec_timeout; i++) {
4243 tmp = (RREG32_SMC(TARGET_AND_CURRENT_PROFILE_INDEX) &
4244 CURR_SCLK_INDEX_MASK) >> CURR_SCLK_INDEX_SHIFT;
4245 if (tmp == levels)
4246 break;
4247 udelay(1);
4248 }
4249 }
4250 }
4251 if ((!pi->mclk_dpm_key_disabled) &&
4252 pi->dpm_level_enable_mask.mclk_dpm_enable_mask) {
4253 levels = 0;
4254 tmp = pi->dpm_level_enable_mask.mclk_dpm_enable_mask;
4255 while (tmp >>= 1)
4256 levels++;
4257 if (levels) {
4258 ret = ci_dpm_force_state_mclk(rdev, levels);
4259 if (ret)
4260 return ret;
4261 for (i = 0; i < rdev->usec_timeout; i++) {
4262 tmp = (RREG32_SMC(TARGET_AND_CURRENT_PROFILE_INDEX) &
4263 CURR_MCLK_INDEX_MASK) >> CURR_MCLK_INDEX_SHIFT;
4264 if (tmp == levels)
4265 break;
4266 udelay(1);
4267 }
4268 }
4269 }
4270 } else if (level == RADEON_DPM_FORCED_LEVEL_LOW) {
4271 if ((!pi->sclk_dpm_key_disabled) &&
4272 pi->dpm_level_enable_mask.sclk_dpm_enable_mask) {
4273 levels = ci_get_lowest_enabled_level(rdev,
4274 pi->dpm_level_enable_mask.sclk_dpm_enable_mask);
4275 ret = ci_dpm_force_state_sclk(rdev, levels);
4276 if (ret)
4277 return ret;
4278 for (i = 0; i < rdev->usec_timeout; i++) {
4279 tmp = (RREG32_SMC(TARGET_AND_CURRENT_PROFILE_INDEX) &
4280 CURR_SCLK_INDEX_MASK) >> CURR_SCLK_INDEX_SHIFT;
4281 if (tmp == levels)
4282 break;
4283 udelay(1);
4284 }
4285 }
4286 if ((!pi->mclk_dpm_key_disabled) &&
4287 pi->dpm_level_enable_mask.mclk_dpm_enable_mask) {
4288 levels = ci_get_lowest_enabled_level(rdev,
4289 pi->dpm_level_enable_mask.mclk_dpm_enable_mask);
4290 ret = ci_dpm_force_state_mclk(rdev, levels);
4291 if (ret)
4292 return ret;
4293 for (i = 0; i < rdev->usec_timeout; i++) {
4294 tmp = (RREG32_SMC(TARGET_AND_CURRENT_PROFILE_INDEX) &
4295 CURR_MCLK_INDEX_MASK) >> CURR_MCLK_INDEX_SHIFT;
4296 if (tmp == levels)
4297 break;
4298 udelay(1);
4299 }
4300 }
4301 if ((!pi->pcie_dpm_key_disabled) &&
4302 pi->dpm_level_enable_mask.pcie_dpm_enable_mask) {
4303 levels = ci_get_lowest_enabled_level(rdev,
4304 pi->dpm_level_enable_mask.pcie_dpm_enable_mask);
4305 ret = ci_dpm_force_state_pcie(rdev, levels);
4306 if (ret)
4307 return ret;
4308 for (i = 0; i < rdev->usec_timeout; i++) {
4309 tmp = (RREG32_SMC(TARGET_AND_CURRENT_PROFILE_INDEX_1) &
4310 CURR_PCIE_INDEX_MASK) >> CURR_PCIE_INDEX_SHIFT;
4311 if (tmp == levels)
4312 break;
4313 udelay(1);
4314 }
4315 }
4316 } else if (level == RADEON_DPM_FORCED_LEVEL_AUTO) {
4317 if (!pi->pcie_dpm_key_disabled) {
4318 PPSMC_Result smc_result;
4319
4320 smc_result = ci_send_msg_to_smc(rdev,
4321 PPSMC_MSG_PCIeDPM_UnForceLevel);
4322 if (smc_result != PPSMC_Result_OK)
4323 return -EINVAL;
4324 }
4325 ret = ci_upload_dpm_level_enable_mask(rdev);
4326 if (ret)
4327 return ret;
4328 }
4329
4330 rdev->pm.dpm.forced_level = level;
4331
4332 return 0;
4333}
4334
4335static int ci_set_mc_special_registers(struct radeon_device *rdev,
4336 struct ci_mc_reg_table *table)
4337{
4338 struct ci_power_info *pi = ci_get_pi(rdev);
4339 u8 i, j, k;
4340 u32 temp_reg;
4341
4342 for (i = 0, j = table->last; i < table->last; i++) {
4343 if (j >= SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE)
4344 return -EINVAL;
4345 switch(table->mc_reg_address[i].s1 << 2) {
4346 case MC_SEQ_MISC1:
4347 temp_reg = RREG32(MC_PMG_CMD_EMRS);
4348 table->mc_reg_address[j].s1 = MC_PMG_CMD_EMRS >> 2;
4349 table->mc_reg_address[j].s0 = MC_SEQ_PMG_CMD_EMRS_LP >> 2;
4350 for (k = 0; k < table->num_entries; k++) {
4351 table->mc_reg_table_entry[k].mc_data[j] =
4352 ((temp_reg & 0xffff0000)) | ((table->mc_reg_table_entry[k].mc_data[i] & 0xffff0000) >> 16);
4353 }
4354 j++;
4355 if (j >= SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE)
4356 return -EINVAL;
4357
4358 temp_reg = RREG32(MC_PMG_CMD_MRS);
4359 table->mc_reg_address[j].s1 = MC_PMG_CMD_MRS >> 2;
4360 table->mc_reg_address[j].s0 = MC_SEQ_PMG_CMD_MRS_LP >> 2;
4361 for (k = 0; k < table->num_entries; k++) {
4362 table->mc_reg_table_entry[k].mc_data[j] =
4363 (temp_reg & 0xffff0000) | (table->mc_reg_table_entry[k].mc_data[i] & 0x0000ffff);
4364 if (!pi->mem_gddr5)
4365 table->mc_reg_table_entry[k].mc_data[j] |= 0x100;
4366 }
4367 j++;
4368 if (j > SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE)
4369 return -EINVAL;
4370
4371 if (!pi->mem_gddr5) {
4372 table->mc_reg_address[j].s1 = MC_PMG_AUTO_CMD >> 2;
4373 table->mc_reg_address[j].s0 = MC_PMG_AUTO_CMD >> 2;
4374 for (k = 0; k < table->num_entries; k++) {
4375 table->mc_reg_table_entry[k].mc_data[j] =
4376 (table->mc_reg_table_entry[k].mc_data[i] & 0xffff0000) >> 16;
4377 }
4378 j++;
4379 if (j > SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE)
4380 return -EINVAL;
4381 }
4382 break;
4383 case MC_SEQ_RESERVE_M:
4384 temp_reg = RREG32(MC_PMG_CMD_MRS1);
4385 table->mc_reg_address[j].s1 = MC_PMG_CMD_MRS1 >> 2;
4386 table->mc_reg_address[j].s0 = MC_SEQ_PMG_CMD_MRS1_LP >> 2;
4387 for (k = 0; k < table->num_entries; k++) {
4388 table->mc_reg_table_entry[k].mc_data[j] =
4389 (temp_reg & 0xffff0000) | (table->mc_reg_table_entry[k].mc_data[i] & 0x0000ffff);
4390 }
4391 j++;
4392 if (j > SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE)
4393 return -EINVAL;
4394 break;
4395 default:
4396 break;
4397 }
4398
4399 }
4400
4401 table->last = j;
4402
4403 return 0;
4404}
4405
4406static bool ci_check_s0_mc_reg_index(u16 in_reg, u16 *out_reg)
4407{
4408 bool result = true;
4409
4410 switch(in_reg) {
4411 case MC_SEQ_RAS_TIMING >> 2:
4412 *out_reg = MC_SEQ_RAS_TIMING_LP >> 2;
4413 break;
4414 case MC_SEQ_DLL_STBY >> 2:
4415 *out_reg = MC_SEQ_DLL_STBY_LP >> 2;
4416 break;
4417 case MC_SEQ_G5PDX_CMD0 >> 2:
4418 *out_reg = MC_SEQ_G5PDX_CMD0_LP >> 2;
4419 break;
4420 case MC_SEQ_G5PDX_CMD1 >> 2:
4421 *out_reg = MC_SEQ_G5PDX_CMD1_LP >> 2;
4422 break;
4423 case MC_SEQ_G5PDX_CTRL >> 2:
4424 *out_reg = MC_SEQ_G5PDX_CTRL_LP >> 2;
4425 break;
4426 case MC_SEQ_CAS_TIMING >> 2:
4427 *out_reg = MC_SEQ_CAS_TIMING_LP >> 2;
4428 break;
4429 case MC_SEQ_MISC_TIMING >> 2:
4430 *out_reg = MC_SEQ_MISC_TIMING_LP >> 2;
4431 break;
4432 case MC_SEQ_MISC_TIMING2 >> 2:
4433 *out_reg = MC_SEQ_MISC_TIMING2_LP >> 2;
4434 break;
4435 case MC_SEQ_PMG_DVS_CMD >> 2:
4436 *out_reg = MC_SEQ_PMG_DVS_CMD_LP >> 2;
4437 break;
4438 case MC_SEQ_PMG_DVS_CTL >> 2:
4439 *out_reg = MC_SEQ_PMG_DVS_CTL_LP >> 2;
4440 break;
4441 case MC_SEQ_RD_CTL_D0 >> 2:
4442 *out_reg = MC_SEQ_RD_CTL_D0_LP >> 2;
4443 break;
4444 case MC_SEQ_RD_CTL_D1 >> 2:
4445 *out_reg = MC_SEQ_RD_CTL_D1_LP >> 2;
4446 break;
4447 case MC_SEQ_WR_CTL_D0 >> 2:
4448 *out_reg = MC_SEQ_WR_CTL_D0_LP >> 2;
4449 break;
4450 case MC_SEQ_WR_CTL_D1 >> 2:
4451 *out_reg = MC_SEQ_WR_CTL_D1_LP >> 2;
4452 break;
4453 case MC_PMG_CMD_EMRS >> 2:
4454 *out_reg = MC_SEQ_PMG_CMD_EMRS_LP >> 2;
4455 break;
4456 case MC_PMG_CMD_MRS >> 2:
4457 *out_reg = MC_SEQ_PMG_CMD_MRS_LP >> 2;
4458 break;
4459 case MC_PMG_CMD_MRS1 >> 2:
4460 *out_reg = MC_SEQ_PMG_CMD_MRS1_LP >> 2;
4461 break;
4462 case MC_SEQ_PMG_TIMING >> 2:
4463 *out_reg = MC_SEQ_PMG_TIMING_LP >> 2;
4464 break;
4465 case MC_PMG_CMD_MRS2 >> 2:
4466 *out_reg = MC_SEQ_PMG_CMD_MRS2_LP >> 2;
4467 break;
4468 case MC_SEQ_WR_CTL_2 >> 2:
4469 *out_reg = MC_SEQ_WR_CTL_2_LP >> 2;
4470 break;
4471 default:
4472 result = false;
4473 break;
4474 }
4475
4476 return result;
4477}
4478
4479static void ci_set_valid_flag(struct ci_mc_reg_table *table)
4480{
4481 u8 i, j;
4482
4483 for (i = 0; i < table->last; i++) {
4484 for (j = 1; j < table->num_entries; j++) {
4485 if (table->mc_reg_table_entry[j-1].mc_data[i] !=
4486 table->mc_reg_table_entry[j].mc_data[i]) {
4487 table->valid_flag |= 1 << i;
4488 break;
4489 }
4490 }
4491 }
4492}
4493
4494static void ci_set_s0_mc_reg_index(struct ci_mc_reg_table *table)
4495{
4496 u32 i;
4497 u16 address;
4498
4499 for (i = 0; i < table->last; i++) {
4500 table->mc_reg_address[i].s0 =
4501 ci_check_s0_mc_reg_index(table->mc_reg_address[i].s1, &address) ?
4502 address : table->mc_reg_address[i].s1;
4503 }
4504}
4505
4506static int ci_copy_vbios_mc_reg_table(const struct atom_mc_reg_table *table,
4507 struct ci_mc_reg_table *ci_table)
4508{
4509 u8 i, j;
4510
4511 if (table->last > SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE)
4512 return -EINVAL;
4513 if (table->num_entries > MAX_AC_TIMING_ENTRIES)
4514 return -EINVAL;
4515
4516 for (i = 0; i < table->last; i++)
4517 ci_table->mc_reg_address[i].s1 = table->mc_reg_address[i].s1;
4518
4519 ci_table->last = table->last;
4520
4521 for (i = 0; i < table->num_entries; i++) {
4522 ci_table->mc_reg_table_entry[i].mclk_max =
4523 table->mc_reg_table_entry[i].mclk_max;
4524 for (j = 0; j < table->last; j++)
4525 ci_table->mc_reg_table_entry[i].mc_data[j] =
4526 table->mc_reg_table_entry[i].mc_data[j];
4527 }
4528 ci_table->num_entries = table->num_entries;
4529
4530 return 0;
4531}
4532
4533static int ci_register_patching_mc_seq(struct radeon_device *rdev,
4534 struct ci_mc_reg_table *table)
4535{
4536 u8 i, k;
4537 u32 tmp;
4538 bool patch;
4539
4540 tmp = RREG32(MC_SEQ_MISC0);
4541 patch = ((tmp & 0x0000f00) == 0x300) ? true : false;
4542
4543 if (patch &&
4544 ((rdev->pdev->device == 0x67B0) ||
4545 (rdev->pdev->device == 0x67B1))) {
4546 for (i = 0; i < table->last; i++) {
4547 if (table->last >= SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE)
4548 return -EINVAL;
4549 switch(table->mc_reg_address[i].s1 >> 2) {
4550 case MC_SEQ_MISC1:
4551 for (k = 0; k < table->num_entries; k++) {
4552 if ((table->mc_reg_table_entry[k].mclk_max == 125000) ||
4553 (table->mc_reg_table_entry[k].mclk_max == 137500))
4554 table->mc_reg_table_entry[k].mc_data[i] =
4555 (table->mc_reg_table_entry[k].mc_data[i] & 0xFFFFFFF8) |
4556 0x00000007;
4557 }
4558 break;
4559 case MC_SEQ_WR_CTL_D0:
4560 for (k = 0; k < table->num_entries; k++) {
4561 if ((table->mc_reg_table_entry[k].mclk_max == 125000) ||
4562 (table->mc_reg_table_entry[k].mclk_max == 137500))
4563 table->mc_reg_table_entry[k].mc_data[i] =
4564 (table->mc_reg_table_entry[k].mc_data[i] & 0xFFFF0F00) |
4565 0x0000D0DD;
4566 }
4567 break;
4568 case MC_SEQ_WR_CTL_D1:
4569 for (k = 0; k < table->num_entries; k++) {
4570 if ((table->mc_reg_table_entry[k].mclk_max == 125000) ||
4571 (table->mc_reg_table_entry[k].mclk_max == 137500))
4572 table->mc_reg_table_entry[k].mc_data[i] =
4573 (table->mc_reg_table_entry[k].mc_data[i] & 0xFFFF0F00) |
4574 0x0000D0DD;
4575 }
4576 break;
4577 case MC_SEQ_WR_CTL_2:
4578 for (k = 0; k < table->num_entries; k++) {
4579 if ((table->mc_reg_table_entry[k].mclk_max == 125000) ||
4580 (table->mc_reg_table_entry[k].mclk_max == 137500))
4581 table->mc_reg_table_entry[k].mc_data[i] = 0;
4582 }
4583 break;
4584 case MC_SEQ_CAS_TIMING:
4585 for (k = 0; k < table->num_entries; k++) {
4586 if (table->mc_reg_table_entry[k].mclk_max == 125000)
4587 table->mc_reg_table_entry[k].mc_data[i] =
4588 (table->mc_reg_table_entry[k].mc_data[i] & 0xFFE0FE0F) |
4589 0x000C0140;
4590 else if (table->mc_reg_table_entry[k].mclk_max == 137500)
4591 table->mc_reg_table_entry[k].mc_data[i] =
4592 (table->mc_reg_table_entry[k].mc_data[i] & 0xFFE0FE0F) |
4593 0x000C0150;
4594 }
4595 break;
4596 case MC_SEQ_MISC_TIMING:
4597 for (k = 0; k < table->num_entries; k++) {
4598 if (table->mc_reg_table_entry[k].mclk_max == 125000)
4599 table->mc_reg_table_entry[k].mc_data[i] =
4600 (table->mc_reg_table_entry[k].mc_data[i] & 0xFFFFFFE0) |
4601 0x00000030;
4602 else if (table->mc_reg_table_entry[k].mclk_max == 137500)
4603 table->mc_reg_table_entry[k].mc_data[i] =
4604 (table->mc_reg_table_entry[k].mc_data[i] & 0xFFFFFFE0) |
4605 0x00000035;
4606 }
4607 break;
4608 default:
4609 break;
4610 }
4611 }
4612
4613 WREG32(MC_SEQ_IO_DEBUG_INDEX, 3);
4614 tmp = RREG32(MC_SEQ_IO_DEBUG_DATA);
4615 tmp = (tmp & 0xFFF8FFFF) | (1 << 16);
4616 WREG32(MC_SEQ_IO_DEBUG_INDEX, 3);
4617 WREG32(MC_SEQ_IO_DEBUG_DATA, tmp);
4618 }
4619
4620 return 0;
4621}
4622
4623static int ci_initialize_mc_reg_table(struct radeon_device *rdev)
4624{
4625 struct ci_power_info *pi = ci_get_pi(rdev);
4626 struct atom_mc_reg_table *table;
4627 struct ci_mc_reg_table *ci_table = &pi->mc_reg_table;
4628 u8 module_index = rv770_get_memory_module_index(rdev);
4629 int ret;
4630
4631 table = kzalloc(sizeof(struct atom_mc_reg_table), GFP_KERNEL);
4632 if (!table)
4633 return -ENOMEM;
4634
4635 WREG32(MC_SEQ_RAS_TIMING_LP, RREG32(MC_SEQ_RAS_TIMING));
4636 WREG32(MC_SEQ_CAS_TIMING_LP, RREG32(MC_SEQ_CAS_TIMING));
4637 WREG32(MC_SEQ_DLL_STBY_LP, RREG32(MC_SEQ_DLL_STBY));
4638 WREG32(MC_SEQ_G5PDX_CMD0_LP, RREG32(MC_SEQ_G5PDX_CMD0));
4639 WREG32(MC_SEQ_G5PDX_CMD1_LP, RREG32(MC_SEQ_G5PDX_CMD1));
4640 WREG32(MC_SEQ_G5PDX_CTRL_LP, RREG32(MC_SEQ_G5PDX_CTRL));
4641 WREG32(MC_SEQ_PMG_DVS_CMD_LP, RREG32(MC_SEQ_PMG_DVS_CMD));
4642 WREG32(MC_SEQ_PMG_DVS_CTL_LP, RREG32(MC_SEQ_PMG_DVS_CTL));
4643 WREG32(MC_SEQ_MISC_TIMING_LP, RREG32(MC_SEQ_MISC_TIMING));
4644 WREG32(MC_SEQ_MISC_TIMING2_LP, RREG32(MC_SEQ_MISC_TIMING2));
4645 WREG32(MC_SEQ_PMG_CMD_EMRS_LP, RREG32(MC_PMG_CMD_EMRS));
4646 WREG32(MC_SEQ_PMG_CMD_MRS_LP, RREG32(MC_PMG_CMD_MRS));
4647 WREG32(MC_SEQ_PMG_CMD_MRS1_LP, RREG32(MC_PMG_CMD_MRS1));
4648 WREG32(MC_SEQ_WR_CTL_D0_LP, RREG32(MC_SEQ_WR_CTL_D0));
4649 WREG32(MC_SEQ_WR_CTL_D1_LP, RREG32(MC_SEQ_WR_CTL_D1));
4650 WREG32(MC_SEQ_RD_CTL_D0_LP, RREG32(MC_SEQ_RD_CTL_D0));
4651 WREG32(MC_SEQ_RD_CTL_D1_LP, RREG32(MC_SEQ_RD_CTL_D1));
4652 WREG32(MC_SEQ_PMG_TIMING_LP, RREG32(MC_SEQ_PMG_TIMING));
4653 WREG32(MC_SEQ_PMG_CMD_MRS2_LP, RREG32(MC_PMG_CMD_MRS2));
4654 WREG32(MC_SEQ_WR_CTL_2_LP, RREG32(MC_SEQ_WR_CTL_2));
4655
4656 ret = radeon_atom_init_mc_reg_table(rdev, module_index, table);
4657 if (ret)
4658 goto init_mc_done;
4659
4660 ret = ci_copy_vbios_mc_reg_table(table, ci_table);
4661 if (ret)
4662 goto init_mc_done;
4663
4664 ci_set_s0_mc_reg_index(ci_table);
4665
4666 ret = ci_register_patching_mc_seq(rdev, ci_table);
4667 if (ret)
4668 goto init_mc_done;
4669
4670 ret = ci_set_mc_special_registers(rdev, ci_table);
4671 if (ret)
4672 goto init_mc_done;
4673
4674 ci_set_valid_flag(ci_table);
4675
4676init_mc_done:
4677 kfree(table);
4678
4679 return ret;
4680}
4681
4682static int ci_populate_mc_reg_addresses(struct radeon_device *rdev,
4683 SMU7_Discrete_MCRegisters *mc_reg_table)
4684{
4685 struct ci_power_info *pi = ci_get_pi(rdev);
4686 u32 i, j;
4687
4688 for (i = 0, j = 0; j < pi->mc_reg_table.last; j++) {
4689 if (pi->mc_reg_table.valid_flag & (1 << j)) {
4690 if (i >= SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE)
4691 return -EINVAL;
4692 mc_reg_table->address[i].s0 = cpu_to_be16(pi->mc_reg_table.mc_reg_address[j].s0);
4693 mc_reg_table->address[i].s1 = cpu_to_be16(pi->mc_reg_table.mc_reg_address[j].s1);
4694 i++;
4695 }
4696 }
4697
4698 mc_reg_table->last = (u8)i;
4699
4700 return 0;
4701}
4702
4703static void ci_convert_mc_registers(const struct ci_mc_reg_entry *entry,
4704 SMU7_Discrete_MCRegisterSet *data,
4705 u32 num_entries, u32 valid_flag)
4706{
4707 u32 i, j;
4708
4709 for (i = 0, j = 0; j < num_entries; j++) {
4710 if (valid_flag & (1 << j)) {
4711 data->value[i] = cpu_to_be32(entry->mc_data[j]);
4712 i++;
4713 }
4714 }
4715}
4716
4717static void ci_convert_mc_reg_table_entry_to_smc(struct radeon_device *rdev,
4718 const u32 memory_clock,
4719 SMU7_Discrete_MCRegisterSet *mc_reg_table_data)
4720{
4721 struct ci_power_info *pi = ci_get_pi(rdev);
4722 u32 i = 0;
4723
4724 for(i = 0; i < pi->mc_reg_table.num_entries; i++) {
4725 if (memory_clock <= pi->mc_reg_table.mc_reg_table_entry[i].mclk_max)
4726 break;
4727 }
4728
4729 if ((i == pi->mc_reg_table.num_entries) && (i > 0))
4730 --i;
4731
4732 ci_convert_mc_registers(&pi->mc_reg_table.mc_reg_table_entry[i],
4733 mc_reg_table_data, pi->mc_reg_table.last,
4734 pi->mc_reg_table.valid_flag);
4735}
4736
4737static void ci_convert_mc_reg_table_to_smc(struct radeon_device *rdev,
4738 SMU7_Discrete_MCRegisters *mc_reg_table)
4739{
4740 struct ci_power_info *pi = ci_get_pi(rdev);
4741 u32 i;
4742
4743 for (i = 0; i < pi->dpm_table.mclk_table.count; i++)
4744 ci_convert_mc_reg_table_entry_to_smc(rdev,
4745 pi->dpm_table.mclk_table.dpm_levels[i].value,
4746 &mc_reg_table->data[i]);
4747}
4748
4749static int ci_populate_initial_mc_reg_table(struct radeon_device *rdev)
4750{
4751 struct ci_power_info *pi = ci_get_pi(rdev);
4752 int ret;
4753
4754 memset(&pi->smc_mc_reg_table, 0, sizeof(SMU7_Discrete_MCRegisters));
4755
4756 ret = ci_populate_mc_reg_addresses(rdev, &pi->smc_mc_reg_table);
4757 if (ret)
4758 return ret;
4759 ci_convert_mc_reg_table_to_smc(rdev, &pi->smc_mc_reg_table);
4760
4761 return ci_copy_bytes_to_smc(rdev,
4762 pi->mc_reg_table_start,
4763 (u8 *)&pi->smc_mc_reg_table,
4764 sizeof(SMU7_Discrete_MCRegisters),
4765 pi->sram_end);
4766}
4767
4768static int ci_update_and_upload_mc_reg_table(struct radeon_device *rdev)
4769{
4770 struct ci_power_info *pi = ci_get_pi(rdev);
4771
4772 if (!(pi->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_MCLK))
4773 return 0;
4774
4775 memset(&pi->smc_mc_reg_table, 0, sizeof(SMU7_Discrete_MCRegisters));
4776
4777 ci_convert_mc_reg_table_to_smc(rdev, &pi->smc_mc_reg_table);
4778
4779 return ci_copy_bytes_to_smc(rdev,
4780 pi->mc_reg_table_start +
4781 offsetof(SMU7_Discrete_MCRegisters, data[0]),
4782 (u8 *)&pi->smc_mc_reg_table.data[0],
4783 sizeof(SMU7_Discrete_MCRegisterSet) *
4784 pi->dpm_table.mclk_table.count,
4785 pi->sram_end);
4786}
4787
4788static void ci_enable_voltage_control(struct radeon_device *rdev)
4789{
4790 u32 tmp = RREG32_SMC(GENERAL_PWRMGT);
4791
4792 tmp |= VOLT_PWRMGT_EN;
4793 WREG32_SMC(GENERAL_PWRMGT, tmp);
4794}
4795
4796static enum radeon_pcie_gen ci_get_maximum_link_speed(struct radeon_device *rdev,
4797 struct radeon_ps *radeon_state)
4798{
4799 struct ci_ps *state = ci_get_ps(radeon_state);
4800 int i;
4801 u16 pcie_speed, max_speed = 0;
4802
4803 for (i = 0; i < state->performance_level_count; i++) {
4804 pcie_speed = state->performance_levels[i].pcie_gen;
4805 if (max_speed < pcie_speed)
4806 max_speed = pcie_speed;
4807 }
4808
4809 return max_speed;
4810}
4811
4812static u16 ci_get_current_pcie_speed(struct radeon_device *rdev)
4813{
4814 u32 speed_cntl = 0;
4815
4816 speed_cntl = RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL) & LC_CURRENT_DATA_RATE_MASK;
4817 speed_cntl >>= LC_CURRENT_DATA_RATE_SHIFT;
4818
4819 return (u16)speed_cntl;
4820}
4821
4822static int ci_get_current_pcie_lane_number(struct radeon_device *rdev)
4823{
4824 u32 link_width = 0;
4825
4826 link_width = RREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL) & LC_LINK_WIDTH_RD_MASK;
4827 link_width >>= LC_LINK_WIDTH_RD_SHIFT;
4828
4829 switch (link_width) {
4830 case RADEON_PCIE_LC_LINK_WIDTH_X1:
4831 return 1;
4832 case RADEON_PCIE_LC_LINK_WIDTH_X2:
4833 return 2;
4834 case RADEON_PCIE_LC_LINK_WIDTH_X4:
4835 return 4;
4836 case RADEON_PCIE_LC_LINK_WIDTH_X8:
4837 return 8;
4838 case RADEON_PCIE_LC_LINK_WIDTH_X12:
4839
4840 return 12;
4841 case RADEON_PCIE_LC_LINK_WIDTH_X0:
4842 case RADEON_PCIE_LC_LINK_WIDTH_X16:
4843 default:
4844 return 16;
4845 }
4846}
4847
4848static void ci_request_link_speed_change_before_state_change(struct radeon_device *rdev,
4849 struct radeon_ps *radeon_new_state,
4850 struct radeon_ps *radeon_current_state)
4851{
4852 struct ci_power_info *pi = ci_get_pi(rdev);
4853 enum radeon_pcie_gen target_link_speed =
4854 ci_get_maximum_link_speed(rdev, radeon_new_state);
4855 enum radeon_pcie_gen current_link_speed;
4856
4857 if (pi->force_pcie_gen == RADEON_PCIE_GEN_INVALID)
4858 current_link_speed = ci_get_maximum_link_speed(rdev, radeon_current_state);
4859 else
4860 current_link_speed = pi->force_pcie_gen;
4861
4862 pi->force_pcie_gen = RADEON_PCIE_GEN_INVALID;
4863 pi->pspp_notify_required = false;
4864 if (target_link_speed > current_link_speed) {
4865 switch (target_link_speed) {
4866#ifdef CONFIG_ACPI
4867 case RADEON_PCIE_GEN3:
4868 if (radeon_acpi_pcie_performance_request(rdev, PCIE_PERF_REQ_PECI_GEN3, false) == 0)
4869 break;
4870 pi->force_pcie_gen = RADEON_PCIE_GEN2;
4871 if (current_link_speed == RADEON_PCIE_GEN2)
4872 break;
4873
4874 case RADEON_PCIE_GEN2:
4875 if (radeon_acpi_pcie_performance_request(rdev, PCIE_PERF_REQ_PECI_GEN2, false) == 0)
4876 break;
4877#endif
4878
4879 default:
4880 pi->force_pcie_gen = ci_get_current_pcie_speed(rdev);
4881 break;
4882 }
4883 } else {
4884 if (target_link_speed < current_link_speed)
4885 pi->pspp_notify_required = true;
4886 }
4887}
4888
4889static void ci_notify_link_speed_change_after_state_change(struct radeon_device *rdev,
4890 struct radeon_ps *radeon_new_state,
4891 struct radeon_ps *radeon_current_state)
4892{
4893 struct ci_power_info *pi = ci_get_pi(rdev);
4894 enum radeon_pcie_gen target_link_speed =
4895 ci_get_maximum_link_speed(rdev, radeon_new_state);
4896 u8 request;
4897
4898 if (pi->pspp_notify_required) {
4899 if (target_link_speed == RADEON_PCIE_GEN3)
4900 request = PCIE_PERF_REQ_PECI_GEN3;
4901 else if (target_link_speed == RADEON_PCIE_GEN2)
4902 request = PCIE_PERF_REQ_PECI_GEN2;
4903 else
4904 request = PCIE_PERF_REQ_PECI_GEN1;
4905
4906 if ((request == PCIE_PERF_REQ_PECI_GEN1) &&
4907 (ci_get_current_pcie_speed(rdev) > 0))
4908 return;
4909
4910#ifdef CONFIG_ACPI
4911 radeon_acpi_pcie_performance_request(rdev, request, false);
4912#endif
4913 }
4914}
4915
4916static int ci_set_private_data_variables_based_on_pptable(struct radeon_device *rdev)
4917{
4918 struct ci_power_info *pi = ci_get_pi(rdev);
4919 struct radeon_clock_voltage_dependency_table *allowed_sclk_vddc_table =
4920 &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk;
4921 struct radeon_clock_voltage_dependency_table *allowed_mclk_vddc_table =
4922 &rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk;
4923 struct radeon_clock_voltage_dependency_table *allowed_mclk_vddci_table =
4924 &rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk;
4925
4926 if (allowed_sclk_vddc_table == NULL)
4927 return -EINVAL;
4928 if (allowed_sclk_vddc_table->count < 1)
4929 return -EINVAL;
4930 if (allowed_mclk_vddc_table == NULL)
4931 return -EINVAL;
4932 if (allowed_mclk_vddc_table->count < 1)
4933 return -EINVAL;
4934 if (allowed_mclk_vddci_table == NULL)
4935 return -EINVAL;
4936 if (allowed_mclk_vddci_table->count < 1)
4937 return -EINVAL;
4938
4939 pi->min_vddc_in_pp_table = allowed_sclk_vddc_table->entries[0].v;
4940 pi->max_vddc_in_pp_table =
4941 allowed_sclk_vddc_table->entries[allowed_sclk_vddc_table->count - 1].v;
4942
4943 pi->min_vddci_in_pp_table = allowed_mclk_vddci_table->entries[0].v;
4944 pi->max_vddci_in_pp_table =
4945 allowed_mclk_vddci_table->entries[allowed_mclk_vddci_table->count - 1].v;
4946
4947 rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac.sclk =
4948 allowed_sclk_vddc_table->entries[allowed_sclk_vddc_table->count - 1].clk;
4949 rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac.mclk =
4950 allowed_mclk_vddc_table->entries[allowed_sclk_vddc_table->count - 1].clk;
4951 rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac.vddc =
4952 allowed_sclk_vddc_table->entries[allowed_sclk_vddc_table->count - 1].v;
4953 rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac.vddci =
4954 allowed_mclk_vddci_table->entries[allowed_mclk_vddci_table->count - 1].v;
4955
4956 return 0;
4957}
4958
4959static void ci_patch_with_vddc_leakage(struct radeon_device *rdev, u16 *vddc)
4960{
4961 struct ci_power_info *pi = ci_get_pi(rdev);
4962 struct ci_leakage_voltage *leakage_table = &pi->vddc_leakage;
4963 u32 leakage_index;
4964
4965 for (leakage_index = 0; leakage_index < leakage_table->count; leakage_index++) {
4966 if (leakage_table->leakage_id[leakage_index] == *vddc) {
4967 *vddc = leakage_table->actual_voltage[leakage_index];
4968 break;
4969 }
4970 }
4971}
4972
4973static void ci_patch_with_vddci_leakage(struct radeon_device *rdev, u16 *vddci)
4974{
4975 struct ci_power_info *pi = ci_get_pi(rdev);
4976 struct ci_leakage_voltage *leakage_table = &pi->vddci_leakage;
4977 u32 leakage_index;
4978
4979 for (leakage_index = 0; leakage_index < leakage_table->count; leakage_index++) {
4980 if (leakage_table->leakage_id[leakage_index] == *vddci) {
4981 *vddci = leakage_table->actual_voltage[leakage_index];
4982 break;
4983 }
4984 }
4985}
4986
4987static void ci_patch_clock_voltage_dependency_table_with_vddc_leakage(struct radeon_device *rdev,
4988 struct radeon_clock_voltage_dependency_table *table)
4989{
4990 u32 i;
4991
4992 if (table) {
4993 for (i = 0; i < table->count; i++)
4994 ci_patch_with_vddc_leakage(rdev, &table->entries[i].v);
4995 }
4996}
4997
4998static void ci_patch_clock_voltage_dependency_table_with_vddci_leakage(struct radeon_device *rdev,
4999 struct radeon_clock_voltage_dependency_table *table)
5000{
5001 u32 i;
5002
5003 if (table) {
5004 for (i = 0; i < table->count; i++)
5005 ci_patch_with_vddci_leakage(rdev, &table->entries[i].v);
5006 }
5007}
5008
5009static void ci_patch_vce_clock_voltage_dependency_table_with_vddc_leakage(struct radeon_device *rdev,
5010 struct radeon_vce_clock_voltage_dependency_table *table)
5011{
5012 u32 i;
5013
5014 if (table) {
5015 for (i = 0; i < table->count; i++)
5016 ci_patch_with_vddc_leakage(rdev, &table->entries[i].v);
5017 }
5018}
5019
5020static void ci_patch_uvd_clock_voltage_dependency_table_with_vddc_leakage(struct radeon_device *rdev,
5021 struct radeon_uvd_clock_voltage_dependency_table *table)
5022{
5023 u32 i;
5024
5025 if (table) {
5026 for (i = 0; i < table->count; i++)
5027 ci_patch_with_vddc_leakage(rdev, &table->entries[i].v);
5028 }
5029}
5030
5031static void ci_patch_vddc_phase_shed_limit_table_with_vddc_leakage(struct radeon_device *rdev,
5032 struct radeon_phase_shedding_limits_table *table)
5033{
5034 u32 i;
5035
5036 if (table) {
5037 for (i = 0; i < table->count; i++)
5038 ci_patch_with_vddc_leakage(rdev, &table->entries[i].voltage);
5039 }
5040}
5041
5042static void ci_patch_clock_voltage_limits_with_vddc_leakage(struct radeon_device *rdev,
5043 struct radeon_clock_and_voltage_limits *table)
5044{
5045 if (table) {
5046 ci_patch_with_vddc_leakage(rdev, (u16 *)&table->vddc);
5047 ci_patch_with_vddci_leakage(rdev, (u16 *)&table->vddci);
5048 }
5049}
5050
5051static void ci_patch_cac_leakage_table_with_vddc_leakage(struct radeon_device *rdev,
5052 struct radeon_cac_leakage_table *table)
5053{
5054 u32 i;
5055
5056 if (table) {
5057 for (i = 0; i < table->count; i++)
5058 ci_patch_with_vddc_leakage(rdev, &table->entries[i].vddc);
5059 }
5060}
5061
5062static void ci_patch_dependency_tables_with_leakage(struct radeon_device *rdev)
5063{
5064
5065 ci_patch_clock_voltage_dependency_table_with_vddc_leakage(rdev,
5066 &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk);
5067 ci_patch_clock_voltage_dependency_table_with_vddc_leakage(rdev,
5068 &rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk);
5069 ci_patch_clock_voltage_dependency_table_with_vddc_leakage(rdev,
5070 &rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk);
5071 ci_patch_clock_voltage_dependency_table_with_vddci_leakage(rdev,
5072 &rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk);
5073 ci_patch_vce_clock_voltage_dependency_table_with_vddc_leakage(rdev,
5074 &rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table);
5075 ci_patch_uvd_clock_voltage_dependency_table_with_vddc_leakage(rdev,
5076 &rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table);
5077 ci_patch_clock_voltage_dependency_table_with_vddc_leakage(rdev,
5078 &rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table);
5079 ci_patch_clock_voltage_dependency_table_with_vddc_leakage(rdev,
5080 &rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table);
5081 ci_patch_vddc_phase_shed_limit_table_with_vddc_leakage(rdev,
5082 &rdev->pm.dpm.dyn_state.phase_shedding_limits_table);
5083 ci_patch_clock_voltage_limits_with_vddc_leakage(rdev,
5084 &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac);
5085 ci_patch_clock_voltage_limits_with_vddc_leakage(rdev,
5086 &rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc);
5087 ci_patch_cac_leakage_table_with_vddc_leakage(rdev,
5088 &rdev->pm.dpm.dyn_state.cac_leakage_table);
5089
5090}
5091
5092static void ci_get_memory_type(struct radeon_device *rdev)
5093{
5094 struct ci_power_info *pi = ci_get_pi(rdev);
5095 u32 tmp;
5096
5097 tmp = RREG32(MC_SEQ_MISC0);
5098
5099 if (((tmp & MC_SEQ_MISC0_GDDR5_MASK) >> MC_SEQ_MISC0_GDDR5_SHIFT) ==
5100 MC_SEQ_MISC0_GDDR5_VALUE)
5101 pi->mem_gddr5 = true;
5102 else
5103 pi->mem_gddr5 = false;
5104
5105}
5106
5107static void ci_update_current_ps(struct radeon_device *rdev,
5108 struct radeon_ps *rps)
5109{
5110 struct ci_ps *new_ps = ci_get_ps(rps);
5111 struct ci_power_info *pi = ci_get_pi(rdev);
5112
5113 pi->current_rps = *rps;
5114 pi->current_ps = *new_ps;
5115 pi->current_rps.ps_priv = &pi->current_ps;
5116}
5117
5118static void ci_update_requested_ps(struct radeon_device *rdev,
5119 struct radeon_ps *rps)
5120{
5121 struct ci_ps *new_ps = ci_get_ps(rps);
5122 struct ci_power_info *pi = ci_get_pi(rdev);
5123
5124 pi->requested_rps = *rps;
5125 pi->requested_ps = *new_ps;
5126 pi->requested_rps.ps_priv = &pi->requested_ps;
5127}
5128
5129int ci_dpm_pre_set_power_state(struct radeon_device *rdev)
5130{
5131 struct ci_power_info *pi = ci_get_pi(rdev);
5132 struct radeon_ps requested_ps = *rdev->pm.dpm.requested_ps;
5133 struct radeon_ps *new_ps = &requested_ps;
5134
5135 ci_update_requested_ps(rdev, new_ps);
5136
5137 ci_apply_state_adjust_rules(rdev, &pi->requested_rps);
5138
5139 return 0;
5140}
5141
5142void ci_dpm_post_set_power_state(struct radeon_device *rdev)
5143{
5144 struct ci_power_info *pi = ci_get_pi(rdev);
5145 struct radeon_ps *new_ps = &pi->requested_rps;
5146
5147 ci_update_current_ps(rdev, new_ps);
5148}
5149
5150
5151void ci_dpm_setup_asic(struct radeon_device *rdev)
5152{
5153 int r;
5154
5155 r = ci_mc_load_microcode(rdev);
5156 if (r)
5157 DRM_ERROR("Failed to load MC firmware!\n");
5158 ci_read_clock_registers(rdev);
5159 ci_get_memory_type(rdev);
5160 ci_enable_acpi_power_management(rdev);
5161 ci_init_sclk_t(rdev);
5162}
5163
5164int ci_dpm_enable(struct radeon_device *rdev)
5165{
5166 struct ci_power_info *pi = ci_get_pi(rdev);
5167 struct radeon_ps *boot_ps = rdev->pm.dpm.boot_ps;
5168 int ret;
5169
5170 if (ci_is_smc_running(rdev))
5171 return -EINVAL;
5172 if (pi->voltage_control != CISLANDS_VOLTAGE_CONTROL_NONE) {
5173 ci_enable_voltage_control(rdev);
5174 ret = ci_construct_voltage_tables(rdev);
5175 if (ret) {
5176 DRM_ERROR("ci_construct_voltage_tables failed\n");
5177 return ret;
5178 }
5179 }
5180 if (pi->caps_dynamic_ac_timing) {
5181 ret = ci_initialize_mc_reg_table(rdev);
5182 if (ret)
5183 pi->caps_dynamic_ac_timing = false;
5184 }
5185 if (pi->dynamic_ss)
5186 ci_enable_spread_spectrum(rdev, true);
5187 if (pi->thermal_protection)
5188 ci_enable_thermal_protection(rdev, true);
5189 ci_program_sstp(rdev);
5190 ci_enable_display_gap(rdev);
5191 ci_program_vc(rdev);
5192 ret = ci_upload_firmware(rdev);
5193 if (ret) {
5194 DRM_ERROR("ci_upload_firmware failed\n");
5195 return ret;
5196 }
5197 ret = ci_process_firmware_header(rdev);
5198 if (ret) {
5199 DRM_ERROR("ci_process_firmware_header failed\n");
5200 return ret;
5201 }
5202 ret = ci_initial_switch_from_arb_f0_to_f1(rdev);
5203 if (ret) {
5204 DRM_ERROR("ci_initial_switch_from_arb_f0_to_f1 failed\n");
5205 return ret;
5206 }
5207 ret = ci_init_smc_table(rdev);
5208 if (ret) {
5209 DRM_ERROR("ci_init_smc_table failed\n");
5210 return ret;
5211 }
5212 ret = ci_init_arb_table_index(rdev);
5213 if (ret) {
5214 DRM_ERROR("ci_init_arb_table_index failed\n");
5215 return ret;
5216 }
5217 if (pi->caps_dynamic_ac_timing) {
5218 ret = ci_populate_initial_mc_reg_table(rdev);
5219 if (ret) {
5220 DRM_ERROR("ci_populate_initial_mc_reg_table failed\n");
5221 return ret;
5222 }
5223 }
5224 ret = ci_populate_pm_base(rdev);
5225 if (ret) {
5226 DRM_ERROR("ci_populate_pm_base failed\n");
5227 return ret;
5228 }
5229 ci_dpm_start_smc(rdev);
5230 ci_enable_vr_hot_gpio_interrupt(rdev);
5231 ret = ci_notify_smc_display_change(rdev, false);
5232 if (ret) {
5233 DRM_ERROR("ci_notify_smc_display_change failed\n");
5234 return ret;
5235 }
5236 ci_enable_sclk_control(rdev, true);
5237 ret = ci_enable_ulv(rdev, true);
5238 if (ret) {
5239 DRM_ERROR("ci_enable_ulv failed\n");
5240 return ret;
5241 }
5242 ret = ci_enable_ds_master_switch(rdev, true);
5243 if (ret) {
5244 DRM_ERROR("ci_enable_ds_master_switch failed\n");
5245 return ret;
5246 }
5247 ret = ci_start_dpm(rdev);
5248 if (ret) {
5249 DRM_ERROR("ci_start_dpm failed\n");
5250 return ret;
5251 }
5252 ret = ci_enable_didt(rdev, true);
5253 if (ret) {
5254 DRM_ERROR("ci_enable_didt failed\n");
5255 return ret;
5256 }
5257 ret = ci_enable_smc_cac(rdev, true);
5258 if (ret) {
5259 DRM_ERROR("ci_enable_smc_cac failed\n");
5260 return ret;
5261 }
5262 ret = ci_enable_power_containment(rdev, true);
5263 if (ret) {
5264 DRM_ERROR("ci_enable_power_containment failed\n");
5265 return ret;
5266 }
5267
5268 ret = ci_power_control_set_level(rdev);
5269 if (ret) {
5270 DRM_ERROR("ci_power_control_set_level failed\n");
5271 return ret;
5272 }
5273
5274 ci_enable_auto_throttle_source(rdev, RADEON_DPM_AUTO_THROTTLE_SRC_THERMAL, true);
5275
5276 ret = ci_enable_thermal_based_sclk_dpm(rdev, true);
5277 if (ret) {
5278 DRM_ERROR("ci_enable_thermal_based_sclk_dpm failed\n");
5279 return ret;
5280 }
5281
5282 ci_thermal_start_thermal_controller(rdev);
5283
5284 ci_update_current_ps(rdev, boot_ps);
5285
5286 return 0;
5287}
5288
5289static int ci_set_temperature_range(struct radeon_device *rdev)
5290{
5291 int ret;
5292
5293 ret = ci_thermal_enable_alert(rdev, false);
5294 if (ret)
5295 return ret;
5296 ret = ci_thermal_set_temperature_range(rdev, R600_TEMP_RANGE_MIN, R600_TEMP_RANGE_MAX);
5297 if (ret)
5298 return ret;
5299 ret = ci_thermal_enable_alert(rdev, true);
5300 if (ret)
5301 return ret;
5302
5303 return ret;
5304}
5305
5306int ci_dpm_late_enable(struct radeon_device *rdev)
5307{
5308 int ret;
5309
5310 ret = ci_set_temperature_range(rdev);
5311 if (ret)
5312 return ret;
5313
5314 ci_dpm_powergate_uvd(rdev, true);
5315
5316 return 0;
5317}
5318
5319void ci_dpm_disable(struct radeon_device *rdev)
5320{
5321 struct ci_power_info *pi = ci_get_pi(rdev);
5322 struct radeon_ps *boot_ps = rdev->pm.dpm.boot_ps;
5323
5324 ci_dpm_powergate_uvd(rdev, false);
5325
5326 if (!ci_is_smc_running(rdev))
5327 return;
5328
5329 ci_thermal_stop_thermal_controller(rdev);
5330
5331 if (pi->thermal_protection)
5332 ci_enable_thermal_protection(rdev, false);
5333 ci_enable_power_containment(rdev, false);
5334 ci_enable_smc_cac(rdev, false);
5335 ci_enable_didt(rdev, false);
5336 ci_enable_spread_spectrum(rdev, false);
5337 ci_enable_auto_throttle_source(rdev, RADEON_DPM_AUTO_THROTTLE_SRC_THERMAL, false);
5338 ci_stop_dpm(rdev);
5339 ci_enable_ds_master_switch(rdev, false);
5340 ci_enable_ulv(rdev, false);
5341 ci_clear_vc(rdev);
5342 ci_reset_to_default(rdev);
5343 ci_dpm_stop_smc(rdev);
5344 ci_force_switch_to_arb_f0(rdev);
5345 ci_enable_thermal_based_sclk_dpm(rdev, false);
5346
5347 ci_update_current_ps(rdev, boot_ps);
5348}
5349
5350int ci_dpm_set_power_state(struct radeon_device *rdev)
5351{
5352 struct ci_power_info *pi = ci_get_pi(rdev);
5353 struct radeon_ps *new_ps = &pi->requested_rps;
5354 struct radeon_ps *old_ps = &pi->current_rps;
5355 int ret;
5356
5357 ci_find_dpm_states_clocks_in_dpm_table(rdev, new_ps);
5358 if (pi->pcie_performance_request)
5359 ci_request_link_speed_change_before_state_change(rdev, new_ps, old_ps);
5360 ret = ci_freeze_sclk_mclk_dpm(rdev);
5361 if (ret) {
5362 DRM_ERROR("ci_freeze_sclk_mclk_dpm failed\n");
5363 return ret;
5364 }
5365 ret = ci_populate_and_upload_sclk_mclk_dpm_levels(rdev, new_ps);
5366 if (ret) {
5367 DRM_ERROR("ci_populate_and_upload_sclk_mclk_dpm_levels failed\n");
5368 return ret;
5369 }
5370 ret = ci_generate_dpm_level_enable_mask(rdev, new_ps);
5371 if (ret) {
5372 DRM_ERROR("ci_generate_dpm_level_enable_mask failed\n");
5373 return ret;
5374 }
5375
5376 ret = ci_update_vce_dpm(rdev, new_ps, old_ps);
5377 if (ret) {
5378 DRM_ERROR("ci_update_vce_dpm failed\n");
5379 return ret;
5380 }
5381
5382 ret = ci_update_sclk_t(rdev);
5383 if (ret) {
5384 DRM_ERROR("ci_update_sclk_t failed\n");
5385 return ret;
5386 }
5387 if (pi->caps_dynamic_ac_timing) {
5388 ret = ci_update_and_upload_mc_reg_table(rdev);
5389 if (ret) {
5390 DRM_ERROR("ci_update_and_upload_mc_reg_table failed\n");
5391 return ret;
5392 }
5393 }
5394 ret = ci_program_memory_timing_parameters(rdev);
5395 if (ret) {
5396 DRM_ERROR("ci_program_memory_timing_parameters failed\n");
5397 return ret;
5398 }
5399 ret = ci_unfreeze_sclk_mclk_dpm(rdev);
5400 if (ret) {
5401 DRM_ERROR("ci_unfreeze_sclk_mclk_dpm failed\n");
5402 return ret;
5403 }
5404 ret = ci_upload_dpm_level_enable_mask(rdev);
5405 if (ret) {
5406 DRM_ERROR("ci_upload_dpm_level_enable_mask failed\n");
5407 return ret;
5408 }
5409 if (pi->pcie_performance_request)
5410 ci_notify_link_speed_change_after_state_change(rdev, new_ps, old_ps);
5411
5412 return 0;
5413}
5414
5415#if 0
5416void ci_dpm_reset_asic(struct radeon_device *rdev)
5417{
5418 ci_set_boot_state(rdev);
5419}
5420#endif
5421
5422void ci_dpm_display_configuration_changed(struct radeon_device *rdev)
5423{
5424 ci_program_display_gap(rdev);
5425}
5426
5427union power_info {
5428 struct _ATOM_POWERPLAY_INFO info;
5429 struct _ATOM_POWERPLAY_INFO_V2 info_2;
5430 struct _ATOM_POWERPLAY_INFO_V3 info_3;
5431 struct _ATOM_PPLIB_POWERPLAYTABLE pplib;
5432 struct _ATOM_PPLIB_POWERPLAYTABLE2 pplib2;
5433 struct _ATOM_PPLIB_POWERPLAYTABLE3 pplib3;
5434};
5435
5436union pplib_clock_info {
5437 struct _ATOM_PPLIB_R600_CLOCK_INFO r600;
5438 struct _ATOM_PPLIB_RS780_CLOCK_INFO rs780;
5439 struct _ATOM_PPLIB_EVERGREEN_CLOCK_INFO evergreen;
5440 struct _ATOM_PPLIB_SUMO_CLOCK_INFO sumo;
5441 struct _ATOM_PPLIB_SI_CLOCK_INFO si;
5442 struct _ATOM_PPLIB_CI_CLOCK_INFO ci;
5443};
5444
5445union pplib_power_state {
5446 struct _ATOM_PPLIB_STATE v1;
5447 struct _ATOM_PPLIB_STATE_V2 v2;
5448};
5449
5450static void ci_parse_pplib_non_clock_info(struct radeon_device *rdev,
5451 struct radeon_ps *rps,
5452 struct _ATOM_PPLIB_NONCLOCK_INFO *non_clock_info,
5453 u8 table_rev)
5454{
5455 rps->caps = le32_to_cpu(non_clock_info->ulCapsAndSettings);
5456 rps->class = le16_to_cpu(non_clock_info->usClassification);
5457 rps->class2 = le16_to_cpu(non_clock_info->usClassification2);
5458
5459 if (ATOM_PPLIB_NONCLOCKINFO_VER1 < table_rev) {
5460 rps->vclk = le32_to_cpu(non_clock_info->ulVCLK);
5461 rps->dclk = le32_to_cpu(non_clock_info->ulDCLK);
5462 } else {
5463 rps->vclk = 0;
5464 rps->dclk = 0;
5465 }
5466
5467 if (rps->class & ATOM_PPLIB_CLASSIFICATION_BOOT)
5468 rdev->pm.dpm.boot_ps = rps;
5469 if (rps->class & ATOM_PPLIB_CLASSIFICATION_UVDSTATE)
5470 rdev->pm.dpm.uvd_ps = rps;
5471}
5472
5473static void ci_parse_pplib_clock_info(struct radeon_device *rdev,
5474 struct radeon_ps *rps, int index,
5475 union pplib_clock_info *clock_info)
5476{
5477 struct ci_power_info *pi = ci_get_pi(rdev);
5478 struct ci_ps *ps = ci_get_ps(rps);
5479 struct ci_pl *pl = &ps->performance_levels[index];
5480
5481 ps->performance_level_count = index + 1;
5482
5483 pl->sclk = le16_to_cpu(clock_info->ci.usEngineClockLow);
5484 pl->sclk |= clock_info->ci.ucEngineClockHigh << 16;
5485 pl->mclk = le16_to_cpu(clock_info->ci.usMemoryClockLow);
5486 pl->mclk |= clock_info->ci.ucMemoryClockHigh << 16;
5487
5488 pl->pcie_gen = r600_get_pcie_gen_support(rdev,
5489 pi->sys_pcie_mask,
5490 pi->vbios_boot_state.pcie_gen_bootup_value,
5491 clock_info->ci.ucPCIEGen);
5492 pl->pcie_lane = r600_get_pcie_lane_support(rdev,
5493 pi->vbios_boot_state.pcie_lane_bootup_value,
5494 le16_to_cpu(clock_info->ci.usPCIELane));
5495
5496 if (rps->class & ATOM_PPLIB_CLASSIFICATION_ACPI) {
5497 pi->acpi_pcie_gen = pl->pcie_gen;
5498 }
5499
5500 if (rps->class2 & ATOM_PPLIB_CLASSIFICATION2_ULV) {
5501 pi->ulv.supported = true;
5502 pi->ulv.pl = *pl;
5503 pi->ulv.cg_ulv_parameter = CISLANDS_CGULVPARAMETER_DFLT;
5504 }
5505
5506
5507 if (rps->class & ATOM_PPLIB_CLASSIFICATION_BOOT) {
5508 pl->mclk = pi->vbios_boot_state.mclk_bootup_value;
5509 pl->sclk = pi->vbios_boot_state.sclk_bootup_value;
5510 pl->pcie_gen = pi->vbios_boot_state.pcie_gen_bootup_value;
5511 pl->pcie_lane = pi->vbios_boot_state.pcie_lane_bootup_value;
5512 }
5513
5514 switch (rps->class & ATOM_PPLIB_CLASSIFICATION_UI_MASK) {
5515 case ATOM_PPLIB_CLASSIFICATION_UI_BATTERY:
5516 pi->use_pcie_powersaving_levels = true;
5517 if (pi->pcie_gen_powersaving.max < pl->pcie_gen)
5518 pi->pcie_gen_powersaving.max = pl->pcie_gen;
5519 if (pi->pcie_gen_powersaving.min > pl->pcie_gen)
5520 pi->pcie_gen_powersaving.min = pl->pcie_gen;
5521 if (pi->pcie_lane_powersaving.max < pl->pcie_lane)
5522 pi->pcie_lane_powersaving.max = pl->pcie_lane;
5523 if (pi->pcie_lane_powersaving.min > pl->pcie_lane)
5524 pi->pcie_lane_powersaving.min = pl->pcie_lane;
5525 break;
5526 case ATOM_PPLIB_CLASSIFICATION_UI_PERFORMANCE:
5527 pi->use_pcie_performance_levels = true;
5528 if (pi->pcie_gen_performance.max < pl->pcie_gen)
5529 pi->pcie_gen_performance.max = pl->pcie_gen;
5530 if (pi->pcie_gen_performance.min > pl->pcie_gen)
5531 pi->pcie_gen_performance.min = pl->pcie_gen;
5532 if (pi->pcie_lane_performance.max < pl->pcie_lane)
5533 pi->pcie_lane_performance.max = pl->pcie_lane;
5534 if (pi->pcie_lane_performance.min > pl->pcie_lane)
5535 pi->pcie_lane_performance.min = pl->pcie_lane;
5536 break;
5537 default:
5538 break;
5539 }
5540}
5541
5542static int ci_parse_power_table(struct radeon_device *rdev)
5543{
5544 struct radeon_mode_info *mode_info = &rdev->mode_info;
5545 struct _ATOM_PPLIB_NONCLOCK_INFO *non_clock_info;
5546 union pplib_power_state *power_state;
5547 int i, j, k, non_clock_array_index, clock_array_index;
5548 union pplib_clock_info *clock_info;
5549 struct _StateArray *state_array;
5550 struct _ClockInfoArray *clock_info_array;
5551 struct _NonClockInfoArray *non_clock_info_array;
5552 union power_info *power_info;
5553 int index = GetIndexIntoMasterTable(DATA, PowerPlayInfo);
5554 u16 data_offset;
5555 u8 frev, crev;
5556 u8 *power_state_offset;
5557 struct ci_ps *ps;
5558
5559 if (!atom_parse_data_header(mode_info->atom_context, index, NULL,
5560 &frev, &crev, &data_offset))
5561 return -EINVAL;
5562 power_info = (union power_info *)(mode_info->atom_context->bios + data_offset);
5563
5564 state_array = (struct _StateArray *)
5565 (mode_info->atom_context->bios + data_offset +
5566 le16_to_cpu(power_info->pplib.usStateArrayOffset));
5567 clock_info_array = (struct _ClockInfoArray *)
5568 (mode_info->atom_context->bios + data_offset +
5569 le16_to_cpu(power_info->pplib.usClockInfoArrayOffset));
5570 non_clock_info_array = (struct _NonClockInfoArray *)
5571 (mode_info->atom_context->bios + data_offset +
5572 le16_to_cpu(power_info->pplib.usNonClockInfoArrayOffset));
5573
5574 rdev->pm.dpm.ps = kcalloc(state_array->ucNumEntries,
5575 sizeof(struct radeon_ps),
5576 GFP_KERNEL);
5577 if (!rdev->pm.dpm.ps)
5578 return -ENOMEM;
5579 power_state_offset = (u8 *)state_array->states;
5580 rdev->pm.dpm.num_ps = 0;
5581 for (i = 0; i < state_array->ucNumEntries; i++) {
5582 u8 *idx;
5583 power_state = (union pplib_power_state *)power_state_offset;
5584 non_clock_array_index = power_state->v2.nonClockInfoIndex;
5585 non_clock_info = (struct _ATOM_PPLIB_NONCLOCK_INFO *)
5586 &non_clock_info_array->nonClockInfo[non_clock_array_index];
5587 if (!rdev->pm.power_state[i].clock_info)
5588 return -EINVAL;
5589 ps = kzalloc(sizeof(struct ci_ps), GFP_KERNEL);
5590 if (ps == NULL)
5591 return -ENOMEM;
5592 rdev->pm.dpm.ps[i].ps_priv = ps;
5593 ci_parse_pplib_non_clock_info(rdev, &rdev->pm.dpm.ps[i],
5594 non_clock_info,
5595 non_clock_info_array->ucEntrySize);
5596 k = 0;
5597 idx = (u8 *)&power_state->v2.clockInfoIndex[0];
5598 for (j = 0; j < power_state->v2.ucNumDPMLevels; j++) {
5599 clock_array_index = idx[j];
5600 if (clock_array_index >= clock_info_array->ucNumEntries)
5601 continue;
5602 if (k >= CISLANDS_MAX_HARDWARE_POWERLEVELS)
5603 break;
5604 clock_info = (union pplib_clock_info *)
5605 ((u8 *)&clock_info_array->clockInfo[0] +
5606 (clock_array_index * clock_info_array->ucEntrySize));
5607 ci_parse_pplib_clock_info(rdev,
5608 &rdev->pm.dpm.ps[i], k,
5609 clock_info);
5610 k++;
5611 }
5612 power_state_offset += 2 + power_state->v2.ucNumDPMLevels;
5613 rdev->pm.dpm.num_ps = i + 1;
5614 }
5615
5616
5617 for (i = 0; i < RADEON_MAX_VCE_LEVELS; i++) {
5618 u32 sclk, mclk;
5619 clock_array_index = rdev->pm.dpm.vce_states[i].clk_idx;
5620 clock_info = (union pplib_clock_info *)
5621 &clock_info_array->clockInfo[clock_array_index * clock_info_array->ucEntrySize];
5622 sclk = le16_to_cpu(clock_info->ci.usEngineClockLow);
5623 sclk |= clock_info->ci.ucEngineClockHigh << 16;
5624 mclk = le16_to_cpu(clock_info->ci.usMemoryClockLow);
5625 mclk |= clock_info->ci.ucMemoryClockHigh << 16;
5626 rdev->pm.dpm.vce_states[i].sclk = sclk;
5627 rdev->pm.dpm.vce_states[i].mclk = mclk;
5628 }
5629
5630 return 0;
5631}
5632
5633static int ci_get_vbios_boot_values(struct radeon_device *rdev,
5634 struct ci_vbios_boot_state *boot_state)
5635{
5636 struct radeon_mode_info *mode_info = &rdev->mode_info;
5637 int index = GetIndexIntoMasterTable(DATA, FirmwareInfo);
5638 ATOM_FIRMWARE_INFO_V2_2 *firmware_info;
5639 u8 frev, crev;
5640 u16 data_offset;
5641
5642 if (atom_parse_data_header(mode_info->atom_context, index, NULL,
5643 &frev, &crev, &data_offset)) {
5644 firmware_info =
5645 (ATOM_FIRMWARE_INFO_V2_2 *)(mode_info->atom_context->bios +
5646 data_offset);
5647 boot_state->mvdd_bootup_value = le16_to_cpu(firmware_info->usBootUpMVDDCVoltage);
5648 boot_state->vddc_bootup_value = le16_to_cpu(firmware_info->usBootUpVDDCVoltage);
5649 boot_state->vddci_bootup_value = le16_to_cpu(firmware_info->usBootUpVDDCIVoltage);
5650 boot_state->pcie_gen_bootup_value = ci_get_current_pcie_speed(rdev);
5651 boot_state->pcie_lane_bootup_value = ci_get_current_pcie_lane_number(rdev);
5652 boot_state->sclk_bootup_value = le32_to_cpu(firmware_info->ulDefaultEngineClock);
5653 boot_state->mclk_bootup_value = le32_to_cpu(firmware_info->ulDefaultMemoryClock);
5654
5655 return 0;
5656 }
5657 return -EINVAL;
5658}
5659
5660void ci_dpm_fini(struct radeon_device *rdev)
5661{
5662 int i;
5663
5664 for (i = 0; i < rdev->pm.dpm.num_ps; i++) {
5665 kfree(rdev->pm.dpm.ps[i].ps_priv);
5666 }
5667 kfree(rdev->pm.dpm.ps);
5668 kfree(rdev->pm.dpm.priv);
5669 kfree(rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries);
5670 r600_free_extended_power_table(rdev);
5671}
5672
5673int ci_dpm_init(struct radeon_device *rdev)
5674{
5675 int index = GetIndexIntoMasterTable(DATA, ASIC_InternalSS_Info);
5676 SMU7_Discrete_DpmTable *dpm_table;
5677 struct radeon_gpio_rec gpio;
5678 u16 data_offset, size;
5679 u8 frev, crev;
5680 struct ci_power_info *pi;
5681 enum pci_bus_speed speed_cap = PCI_SPEED_UNKNOWN;
5682 struct pci_dev *root = rdev->pdev->bus->self;
5683 int ret;
5684
5685 pi = kzalloc(sizeof(struct ci_power_info), GFP_KERNEL);
5686 if (pi == NULL)
5687 return -ENOMEM;
5688 rdev->pm.dpm.priv = pi;
5689
5690 if (!pci_is_root_bus(rdev->pdev->bus))
5691 speed_cap = pcie_get_speed_cap(root);
5692 if (speed_cap == PCI_SPEED_UNKNOWN) {
5693 pi->sys_pcie_mask = 0;
5694 } else {
5695 if (speed_cap == PCIE_SPEED_8_0GT)
5696 pi->sys_pcie_mask = RADEON_PCIE_SPEED_25 |
5697 RADEON_PCIE_SPEED_50 |
5698 RADEON_PCIE_SPEED_80;
5699 else if (speed_cap == PCIE_SPEED_5_0GT)
5700 pi->sys_pcie_mask = RADEON_PCIE_SPEED_25 |
5701 RADEON_PCIE_SPEED_50;
5702 else
5703 pi->sys_pcie_mask = RADEON_PCIE_SPEED_25;
5704 }
5705 pi->force_pcie_gen = RADEON_PCIE_GEN_INVALID;
5706
5707 pi->pcie_gen_performance.max = RADEON_PCIE_GEN1;
5708 pi->pcie_gen_performance.min = RADEON_PCIE_GEN3;
5709 pi->pcie_gen_powersaving.max = RADEON_PCIE_GEN1;
5710 pi->pcie_gen_powersaving.min = RADEON_PCIE_GEN3;
5711
5712 pi->pcie_lane_performance.max = 0;
5713 pi->pcie_lane_performance.min = 16;
5714 pi->pcie_lane_powersaving.max = 0;
5715 pi->pcie_lane_powersaving.min = 16;
5716
5717 ret = ci_get_vbios_boot_values(rdev, &pi->vbios_boot_state);
5718 if (ret) {
5719 ci_dpm_fini(rdev);
5720 return ret;
5721 }
5722
5723 ret = r600_get_platform_caps(rdev);
5724 if (ret) {
5725 ci_dpm_fini(rdev);
5726 return ret;
5727 }
5728
5729 ret = r600_parse_extended_power_table(rdev);
5730 if (ret) {
5731 ci_dpm_fini(rdev);
5732 return ret;
5733 }
5734
5735 ret = ci_parse_power_table(rdev);
5736 if (ret) {
5737 ci_dpm_fini(rdev);
5738 return ret;
5739 }
5740
5741 pi->dll_default_on = false;
5742 pi->sram_end = SMC_RAM_END;
5743
5744 pi->activity_target[0] = CISLAND_TARGETACTIVITY_DFLT;
5745 pi->activity_target[1] = CISLAND_TARGETACTIVITY_DFLT;
5746 pi->activity_target[2] = CISLAND_TARGETACTIVITY_DFLT;
5747 pi->activity_target[3] = CISLAND_TARGETACTIVITY_DFLT;
5748 pi->activity_target[4] = CISLAND_TARGETACTIVITY_DFLT;
5749 pi->activity_target[5] = CISLAND_TARGETACTIVITY_DFLT;
5750 pi->activity_target[6] = CISLAND_TARGETACTIVITY_DFLT;
5751 pi->activity_target[7] = CISLAND_TARGETACTIVITY_DFLT;
5752
5753 pi->mclk_activity_target = CISLAND_MCLK_TARGETACTIVITY_DFLT;
5754
5755 pi->sclk_dpm_key_disabled = 0;
5756 pi->mclk_dpm_key_disabled = 0;
5757 pi->pcie_dpm_key_disabled = 0;
5758 pi->thermal_sclk_dpm_enabled = 0;
5759
5760
5761 if ((rdev->pdev->device == 0x6658) &&
5762 (rdev->mc_fw->size == (BONAIRE_MC_UCODE_SIZE * 4))) {
5763 pi->mclk_dpm_key_disabled = 1;
5764 }
5765
5766 pi->caps_sclk_ds = true;
5767
5768 pi->mclk_strobe_mode_threshold = 40000;
5769 pi->mclk_stutter_mode_threshold = 40000;
5770 pi->mclk_edc_enable_threshold = 40000;
5771 pi->mclk_edc_wr_enable_threshold = 40000;
5772
5773 ci_initialize_powertune_defaults(rdev);
5774
5775 pi->caps_fps = false;
5776
5777 pi->caps_sclk_throttle_low_notification = false;
5778
5779 pi->caps_uvd_dpm = true;
5780 pi->caps_vce_dpm = true;
5781
5782 ci_get_leakage_voltages(rdev);
5783 ci_patch_dependency_tables_with_leakage(rdev);
5784 ci_set_private_data_variables_based_on_pptable(rdev);
5785
5786 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries =
5787 kcalloc(4,
5788 sizeof(struct radeon_clock_voltage_dependency_entry),
5789 GFP_KERNEL);
5790 if (!rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries) {
5791 ci_dpm_fini(rdev);
5792 return -ENOMEM;
5793 }
5794 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.count = 4;
5795 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[0].clk = 0;
5796 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[0].v = 0;
5797 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[1].clk = 36000;
5798 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[1].v = 720;
5799 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[2].clk = 54000;
5800 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[2].v = 810;
5801 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[3].clk = 72000;
5802 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[3].v = 900;
5803
5804 rdev->pm.dpm.dyn_state.mclk_sclk_ratio = 4;
5805 rdev->pm.dpm.dyn_state.sclk_mclk_delta = 15000;
5806 rdev->pm.dpm.dyn_state.vddc_vddci_delta = 200;
5807
5808 rdev->pm.dpm.dyn_state.valid_sclk_values.count = 0;
5809 rdev->pm.dpm.dyn_state.valid_sclk_values.values = NULL;
5810 rdev->pm.dpm.dyn_state.valid_mclk_values.count = 0;
5811 rdev->pm.dpm.dyn_state.valid_mclk_values.values = NULL;
5812
5813 if (rdev->family == CHIP_HAWAII) {
5814 pi->thermal_temp_setting.temperature_low = 94500;
5815 pi->thermal_temp_setting.temperature_high = 95000;
5816 pi->thermal_temp_setting.temperature_shutdown = 104000;
5817 } else {
5818 pi->thermal_temp_setting.temperature_low = 99500;
5819 pi->thermal_temp_setting.temperature_high = 100000;
5820 pi->thermal_temp_setting.temperature_shutdown = 104000;
5821 }
5822
5823 pi->uvd_enabled = false;
5824
5825 dpm_table = &pi->smc_state_table;
5826
5827 gpio = radeon_atombios_lookup_gpio(rdev, VDDC_VRHOT_GPIO_PINID);
5828 if (gpio.valid) {
5829 dpm_table->VRHotGpio = gpio.shift;
5830 rdev->pm.dpm.platform_caps |= ATOM_PP_PLATFORM_CAP_REGULATOR_HOT;
5831 } else {
5832 dpm_table->VRHotGpio = CISLANDS_UNUSED_GPIO_PIN;
5833 rdev->pm.dpm.platform_caps &= ~ATOM_PP_PLATFORM_CAP_REGULATOR_HOT;
5834 }
5835
5836 gpio = radeon_atombios_lookup_gpio(rdev, PP_AC_DC_SWITCH_GPIO_PINID);
5837 if (gpio.valid) {
5838 dpm_table->AcDcGpio = gpio.shift;
5839 rdev->pm.dpm.platform_caps |= ATOM_PP_PLATFORM_CAP_HARDWAREDC;
5840 } else {
5841 dpm_table->AcDcGpio = CISLANDS_UNUSED_GPIO_PIN;
5842 rdev->pm.dpm.platform_caps &= ~ATOM_PP_PLATFORM_CAP_HARDWAREDC;
5843 }
5844
5845 gpio = radeon_atombios_lookup_gpio(rdev, VDDC_PCC_GPIO_PINID);
5846 if (gpio.valid) {
5847 u32 tmp = RREG32_SMC(CNB_PWRMGT_CNTL);
5848
5849 switch (gpio.shift) {
5850 case 0:
5851 tmp &= ~GNB_SLOW_MODE_MASK;
5852 tmp |= GNB_SLOW_MODE(1);
5853 break;
5854 case 1:
5855 tmp &= ~GNB_SLOW_MODE_MASK;
5856 tmp |= GNB_SLOW_MODE(2);
5857 break;
5858 case 2:
5859 tmp |= GNB_SLOW;
5860 break;
5861 case 3:
5862 tmp |= FORCE_NB_PS1;
5863 break;
5864 case 4:
5865 tmp |= DPM_ENABLED;
5866 break;
5867 default:
5868 DRM_DEBUG("Invalid PCC GPIO: %u!\n", gpio.shift);
5869 break;
5870 }
5871 WREG32_SMC(CNB_PWRMGT_CNTL, tmp);
5872 }
5873
5874 pi->voltage_control = CISLANDS_VOLTAGE_CONTROL_NONE;
5875 pi->vddci_control = CISLANDS_VOLTAGE_CONTROL_NONE;
5876 pi->mvdd_control = CISLANDS_VOLTAGE_CONTROL_NONE;
5877 if (radeon_atom_is_voltage_gpio(rdev, VOLTAGE_TYPE_VDDC, VOLTAGE_OBJ_GPIO_LUT))
5878 pi->voltage_control = CISLANDS_VOLTAGE_CONTROL_BY_GPIO;
5879 else if (radeon_atom_is_voltage_gpio(rdev, VOLTAGE_TYPE_VDDC, VOLTAGE_OBJ_SVID2))
5880 pi->voltage_control = CISLANDS_VOLTAGE_CONTROL_BY_SVID2;
5881
5882 if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_VDDCI_CONTROL) {
5883 if (radeon_atom_is_voltage_gpio(rdev, VOLTAGE_TYPE_VDDCI, VOLTAGE_OBJ_GPIO_LUT))
5884 pi->vddci_control = CISLANDS_VOLTAGE_CONTROL_BY_GPIO;
5885 else if (radeon_atom_is_voltage_gpio(rdev, VOLTAGE_TYPE_VDDCI, VOLTAGE_OBJ_SVID2))
5886 pi->vddci_control = CISLANDS_VOLTAGE_CONTROL_BY_SVID2;
5887 else
5888 rdev->pm.dpm.platform_caps &= ~ATOM_PP_PLATFORM_CAP_VDDCI_CONTROL;
5889 }
5890
5891 if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_MVDDCONTROL) {
5892 if (radeon_atom_is_voltage_gpio(rdev, VOLTAGE_TYPE_MVDDC, VOLTAGE_OBJ_GPIO_LUT))
5893 pi->mvdd_control = CISLANDS_VOLTAGE_CONTROL_BY_GPIO;
5894 else if (radeon_atom_is_voltage_gpio(rdev, VOLTAGE_TYPE_MVDDC, VOLTAGE_OBJ_SVID2))
5895 pi->mvdd_control = CISLANDS_VOLTAGE_CONTROL_BY_SVID2;
5896 else
5897 rdev->pm.dpm.platform_caps &= ~ATOM_PP_PLATFORM_CAP_MVDDCONTROL;
5898 }
5899
5900 pi->vddc_phase_shed_control = true;
5901
5902#if defined(CONFIG_ACPI)
5903 pi->pcie_performance_request =
5904 radeon_acpi_is_pcie_performance_request_supported(rdev);
5905#else
5906 pi->pcie_performance_request = false;
5907#endif
5908
5909 if (atom_parse_data_header(rdev->mode_info.atom_context, index, &size,
5910 &frev, &crev, &data_offset)) {
5911 pi->caps_sclk_ss_support = true;
5912 pi->caps_mclk_ss_support = true;
5913 pi->dynamic_ss = true;
5914 } else {
5915 pi->caps_sclk_ss_support = false;
5916 pi->caps_mclk_ss_support = false;
5917 pi->dynamic_ss = true;
5918 }
5919
5920 if (rdev->pm.int_thermal_type != THERMAL_TYPE_NONE)
5921 pi->thermal_protection = true;
5922 else
5923 pi->thermal_protection = false;
5924
5925 pi->caps_dynamic_ac_timing = true;
5926
5927 pi->uvd_power_gated = false;
5928
5929
5930 if ((rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc.sclk == 0) ||
5931 (rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc.mclk == 0))
5932 rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc =
5933 rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac;
5934
5935 pi->fan_ctrl_is_in_default_mode = true;
5936
5937 return 0;
5938}
5939
5940void ci_dpm_debugfs_print_current_performance_level(struct radeon_device *rdev,
5941 struct seq_file *m)
5942{
5943 struct ci_power_info *pi = ci_get_pi(rdev);
5944 struct radeon_ps *rps = &pi->current_rps;
5945 u32 sclk = ci_get_average_sclk_freq(rdev);
5946 u32 mclk = ci_get_average_mclk_freq(rdev);
5947
5948 seq_printf(m, "uvd %sabled\n", pi->uvd_enabled ? "en" : "dis");
5949 seq_printf(m, "vce %sabled\n", rps->vce_active ? "en" : "dis");
5950 seq_printf(m, "power level avg sclk: %u mclk: %u\n",
5951 sclk, mclk);
5952}
5953
5954void ci_dpm_print_power_state(struct radeon_device *rdev,
5955 struct radeon_ps *rps)
5956{
5957 struct ci_ps *ps = ci_get_ps(rps);
5958 struct ci_pl *pl;
5959 int i;
5960
5961 r600_dpm_print_class_info(rps->class, rps->class2);
5962 r600_dpm_print_cap_info(rps->caps);
5963 printk("\tuvd vclk: %d dclk: %d\n", rps->vclk, rps->dclk);
5964 for (i = 0; i < ps->performance_level_count; i++) {
5965 pl = &ps->performance_levels[i];
5966 printk("\t\tpower level %d sclk: %u mclk: %u pcie gen: %u pcie lanes: %u\n",
5967 i, pl->sclk, pl->mclk, pl->pcie_gen + 1, pl->pcie_lane);
5968 }
5969 r600_dpm_print_ps_status(rdev, rps);
5970}
5971
5972u32 ci_dpm_get_current_sclk(struct radeon_device *rdev)
5973{
5974 u32 sclk = ci_get_average_sclk_freq(rdev);
5975
5976 return sclk;
5977}
5978
5979u32 ci_dpm_get_current_mclk(struct radeon_device *rdev)
5980{
5981 u32 mclk = ci_get_average_mclk_freq(rdev);
5982
5983 return mclk;
5984}
5985
5986u32 ci_dpm_get_sclk(struct radeon_device *rdev, bool low)
5987{
5988 struct ci_power_info *pi = ci_get_pi(rdev);
5989 struct ci_ps *requested_state = ci_get_ps(&pi->requested_rps);
5990
5991 if (low)
5992 return requested_state->performance_levels[0].sclk;
5993 else
5994 return requested_state->performance_levels[requested_state->performance_level_count - 1].sclk;
5995}
5996
5997u32 ci_dpm_get_mclk(struct radeon_device *rdev, bool low)
5998{
5999 struct ci_power_info *pi = ci_get_pi(rdev);
6000 struct ci_ps *requested_state = ci_get_ps(&pi->requested_rps);
6001
6002 if (low)
6003 return requested_state->performance_levels[0].mclk;
6004 else
6005 return requested_state->performance_levels[requested_state->performance_level_count - 1].mclk;
6006}
6007
