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dt-bindings: mtd: ingenic: Use standard ecc-engine property
[linux/fpc-iii.git] / drivers / gpu / drm / radeon / ci_dpm.c
bloba12439266bb0716e049c25a8e518a265fe84f74e
1 /*
2 * Copyright 2013 Advanced Micro Devices, Inc.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
21 *
22 */
23
24 #include <linux/firmware.h>
25 #include <drm/drmP.h>
26 #include "radeon.h"
27 #include "radeon_asic.h"
28 #include "radeon_ucode.h"
29 #include "cikd.h"
30 #include "r600_dpm.h"
31 #include "ci_dpm.h"
32 #include "atom.h"
33 #include <linux/seq_file.h>
34
35 #define MC_CG_ARB_FREQ_F0 0x0a
36 #define MC_CG_ARB_FREQ_F1 0x0b
37 #define MC_CG_ARB_FREQ_F2 0x0c
38 #define MC_CG_ARB_FREQ_F3 0x0d
39
40 #define SMC_RAM_END 0x40000
41
42 #define VOLTAGE_SCALE 4
43 #define VOLTAGE_VID_OFFSET_SCALE1 625
44 #define VOLTAGE_VID_OFFSET_SCALE2 100
45
46 static const struct ci_pt_defaults defaults_hawaii_xt =
47 {
48 1, 0xF, 0xFD, 0x19, 5, 0x14, 0, 0xB0000,
49 { 0x2E, 0x00, 0x00, 0x88, 0x00, 0x00, 0x72, 0x60, 0x51, 0xA7, 0x79, 0x6B, 0x90, 0xBD, 0x79 },
50 { 0x217, 0x217, 0x217, 0x242, 0x242, 0x242, 0x269, 0x269, 0x269, 0x2A1, 0x2A1, 0x2A1, 0x2C9, 0x2C9, 0x2C9 }
51 };
52
53 static const struct ci_pt_defaults defaults_hawaii_pro =
54 {
55 1, 0xF, 0xFD, 0x19, 5, 0x14, 0, 0x65062,
56 { 0x2E, 0x00, 0x00, 0x88, 0x00, 0x00, 0x72, 0x60, 0x51, 0xA7, 0x79, 0x6B, 0x90, 0xBD, 0x79 },
57 { 0x217, 0x217, 0x217, 0x242, 0x242, 0x242, 0x269, 0x269, 0x269, 0x2A1, 0x2A1, 0x2A1, 0x2C9, 0x2C9, 0x2C9 }
58 };
59
60 static const struct ci_pt_defaults defaults_bonaire_xt =
61 {
62 1, 0xF, 0xFD, 0x19, 5, 45, 0, 0xB0000,
63 { 0x79, 0x253, 0x25D, 0xAE, 0x72, 0x80, 0x83, 0x86, 0x6F, 0xC8, 0xC9, 0xC9, 0x2F, 0x4D, 0x61 },
64 { 0x17C, 0x172, 0x180, 0x1BC, 0x1B3, 0x1BD, 0x206, 0x200, 0x203, 0x25D, 0x25A, 0x255, 0x2C3, 0x2C5, 0x2B4 }
65 };
66
67 static const struct ci_pt_defaults defaults_bonaire_pro =
68 {
69 1, 0xF, 0xFD, 0x19, 5, 45, 0, 0x65062,
70 { 0x8C, 0x23F, 0x244, 0xA6, 0x83, 0x85, 0x86, 0x86, 0x83, 0xDB, 0xDB, 0xDA, 0x67, 0x60, 0x5F },
71 { 0x187, 0x193, 0x193, 0x1C7, 0x1D1, 0x1D1, 0x210, 0x219, 0x219, 0x266, 0x26C, 0x26C, 0x2C9, 0x2CB, 0x2CB }
72 };
73
74 static const struct ci_pt_defaults defaults_saturn_xt =
75 {
76 1, 0xF, 0xFD, 0x19, 5, 55, 0, 0x70000,
77 { 0x8C, 0x247, 0x249, 0xA6, 0x80, 0x81, 0x8B, 0x89, 0x86, 0xC9, 0xCA, 0xC9, 0x4D, 0x4D, 0x4D },
78 { 0x187, 0x187, 0x187, 0x1C7, 0x1C7, 0x1C7, 0x210, 0x210, 0x210, 0x266, 0x266, 0x266, 0x2C9, 0x2C9, 0x2C9 }
79 };
80
81 static const struct ci_pt_defaults defaults_saturn_pro =
82 {
83 1, 0xF, 0xFD, 0x19, 5, 55, 0, 0x30000,
84 { 0x96, 0x21D, 0x23B, 0xA1, 0x85, 0x87, 0x83, 0x84, 0x81, 0xE6, 0xE6, 0xE6, 0x71, 0x6A, 0x6A },
85 { 0x193, 0x19E, 0x19E, 0x1D2, 0x1DC, 0x1DC, 0x21A, 0x223, 0x223, 0x26E, 0x27E, 0x274, 0x2CF, 0x2D2, 0x2D2 }
86 };
87
88 static const struct ci_pt_config_reg didt_config_ci[] =
89 {
90 { 0x10, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
91 { 0x10, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
92 { 0x10, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
93 { 0x10, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
94 { 0x11, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
95 { 0x11, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
96 { 0x11, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
97 { 0x11, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
98 { 0x12, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
99 { 0x12, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
100 { 0x12, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
101 { 0x12, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
102 { 0x2, 0x00003fff, 0, 0x4, CISLANDS_CONFIGREG_DIDT_IND },
103 { 0x2, 0x03ff0000, 16, 0x80, CISLANDS_CONFIGREG_DIDT_IND },
104 { 0x2, 0x78000000, 27, 0x3, CISLANDS_CONFIGREG_DIDT_IND },
105 { 0x1, 0x0000ffff, 0, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND },
106 { 0x1, 0xffff0000, 16, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND },
107 { 0x0, 0x00000001, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
108 { 0x30, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
109 { 0x30, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
110 { 0x30, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
111 { 0x30, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
112 { 0x31, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
113 { 0x31, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
114 { 0x31, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
115 { 0x31, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
116 { 0x32, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
117 { 0x32, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
118 { 0x32, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
119 { 0x32, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
120 { 0x22, 0x00003fff, 0, 0x4, CISLANDS_CONFIGREG_DIDT_IND },
121 { 0x22, 0x03ff0000, 16, 0x80, CISLANDS_CONFIGREG_DIDT_IND },
122 { 0x22, 0x78000000, 27, 0x3, CISLANDS_CONFIGREG_DIDT_IND },
123 { 0x21, 0x0000ffff, 0, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND },
124 { 0x21, 0xffff0000, 16, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND },
125 { 0x20, 0x00000001, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
126 { 0x50, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
127 { 0x50, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
128 { 0x50, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
129 { 0x50, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
130 { 0x51, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
131 { 0x51, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
132 { 0x51, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
133 { 0x51, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
134 { 0x52, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
135 { 0x52, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
136 { 0x52, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
137 { 0x52, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
138 { 0x42, 0x00003fff, 0, 0x4, CISLANDS_CONFIGREG_DIDT_IND },
139 { 0x42, 0x03ff0000, 16, 0x80, CISLANDS_CONFIGREG_DIDT_IND },
140 { 0x42, 0x78000000, 27, 0x3, CISLANDS_CONFIGREG_DIDT_IND },
141 { 0x41, 0x0000ffff, 0, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND },
142 { 0x41, 0xffff0000, 16, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND },
143 { 0x40, 0x00000001, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
144 { 0x70, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
145 { 0x70, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
146 { 0x70, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
147 { 0x70, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
148 { 0x71, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
149 { 0x71, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
150 { 0x71, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
151 { 0x71, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
152 { 0x72, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
153 { 0x72, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
154 { 0x72, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
155 { 0x72, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
156 { 0x62, 0x00003fff, 0, 0x4, CISLANDS_CONFIGREG_DIDT_IND },
157 { 0x62, 0x03ff0000, 16, 0x80, CISLANDS_CONFIGREG_DIDT_IND },
158 { 0x62, 0x78000000, 27, 0x3, CISLANDS_CONFIGREG_DIDT_IND },
159 { 0x61, 0x0000ffff, 0, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND },
160 { 0x61, 0xffff0000, 16, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND },
161 { 0x60, 0x00000001, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
162 { 0xFFFFFFFF }
163 };
164
165 extern u8 rv770_get_memory_module_index(struct radeon_device *rdev);
166 extern int ni_copy_and_switch_arb_sets(struct radeon_device *rdev,
167 u32 arb_freq_src, u32 arb_freq_dest);
168 extern u8 si_get_ddr3_mclk_frequency_ratio(u32 memory_clock);
169 extern u8 si_get_mclk_frequency_ratio(u32 memory_clock, bool strobe_mode);
170 extern void si_trim_voltage_table_to_fit_state_table(struct radeon_device *rdev,
171 u32 max_voltage_steps,
172 struct atom_voltage_table *voltage_table);
173 extern void cik_enter_rlc_safe_mode(struct radeon_device *rdev);
174 extern void cik_exit_rlc_safe_mode(struct radeon_device *rdev);
175 extern int ci_mc_load_microcode(struct radeon_device *rdev);
176 extern void cik_update_cg(struct radeon_device *rdev,
177 u32 block, bool enable);
178
179 static int ci_get_std_voltage_value_sidd(struct radeon_device *rdev,
180 struct atom_voltage_table_entry *voltage_table,
181 u16 *std_voltage_hi_sidd, u16 *std_voltage_lo_sidd);
182 static int ci_set_power_limit(struct radeon_device *rdev, u32 n);
183 static int ci_set_overdrive_target_tdp(struct radeon_device *rdev,
184 u32 target_tdp);
185 static int ci_update_uvd_dpm(struct radeon_device *rdev, bool gate);
186
187 static PPSMC_Result ci_send_msg_to_smc(struct radeon_device *rdev, PPSMC_Msg msg);
188 static PPSMC_Result ci_send_msg_to_smc_with_parameter(struct radeon_device *rdev,
189 PPSMC_Msg msg, u32 parameter);
190
191 static void ci_thermal_start_smc_fan_control(struct radeon_device *rdev);
192 static void ci_fan_ctrl_set_default_mode(struct radeon_device *rdev);
193
194 static struct ci_power_info *ci_get_pi(struct radeon_device *rdev)
195 {
196 struct ci_power_info *pi = rdev->pm.dpm.priv;
197
198 return pi;
199 }
200
201 static struct ci_ps *ci_get_ps(struct radeon_ps *rps)
202 {
203 struct ci_ps *ps = rps->ps_priv;
204
205 return ps;
206 }
207
208 static void ci_initialize_powertune_defaults(struct radeon_device *rdev)
209 {
210 struct ci_power_info *pi = ci_get_pi(rdev);
211
212 switch (rdev->pdev->device) {
213 case 0x6649:
214 case 0x6650:
215 case 0x6651:
216 case 0x6658:
217 case 0x665C:
218 case 0x665D:
219 default:
220 pi->powertune_defaults = &defaults_bonaire_xt;
221 break;
222 case 0x6640:
223 case 0x6641:
224 case 0x6646:
225 case 0x6647:
226 pi->powertune_defaults = &defaults_saturn_xt;
227 break;
228 case 0x67B8:
229 case 0x67B0:
230 pi->powertune_defaults = &defaults_hawaii_xt;
231 break;
232 case 0x67BA:
233 case 0x67B1:
234 pi->powertune_defaults = &defaults_hawaii_pro;
235 break;
236 case 0x67A0:
237 case 0x67A1:
238 case 0x67A2:
239 case 0x67A8:
240 case 0x67A9:
241 case 0x67AA:
242 case 0x67B9:
243 case 0x67BE:
244 pi->powertune_defaults = &defaults_bonaire_xt;
245 break;
246 }
247
248 pi->dte_tj_offset = 0;
249
250 pi->caps_power_containment = true;
251 pi->caps_cac = false;
252 pi->caps_sq_ramping = false;
253 pi->caps_db_ramping = false;
254 pi->caps_td_ramping = false;
255 pi->caps_tcp_ramping = false;
256
257 if (pi->caps_power_containment) {
258 pi->caps_cac = true;
259 if (rdev->family == CHIP_HAWAII)
260 pi->enable_bapm_feature = false;
261 else
262 pi->enable_bapm_feature = true;
263 pi->enable_tdc_limit_feature = true;
264 pi->enable_pkg_pwr_tracking_feature = true;
265 }
266 }
267
268 static u8 ci_convert_to_vid(u16 vddc)
269 {
270 return (6200 - (vddc * VOLTAGE_SCALE)) / 25;
271 }
272
273 static int ci_populate_bapm_vddc_vid_sidd(struct radeon_device *rdev)
274 {
275 struct ci_power_info *pi = ci_get_pi(rdev);
276 u8 *hi_vid = pi->smc_powertune_table.BapmVddCVidHiSidd;
277 u8 *lo_vid = pi->smc_powertune_table.BapmVddCVidLoSidd;
278 u8 *hi2_vid = pi->smc_powertune_table.BapmVddCVidHiSidd2;
279 u32 i;
280
281 if (rdev->pm.dpm.dyn_state.cac_leakage_table.entries == NULL)
282 return -EINVAL;
283 if (rdev->pm.dpm.dyn_state.cac_leakage_table.count > 8)
284 return -EINVAL;
285 if (rdev->pm.dpm.dyn_state.cac_leakage_table.count !=
286 rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.count)
287 return -EINVAL;
288
289 for (i = 0; i < rdev->pm.dpm.dyn_state.cac_leakage_table.count; i++) {
290 if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_EVV) {
291 lo_vid[i] = ci_convert_to_vid(rdev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc1);
292 hi_vid[i] = ci_convert_to_vid(rdev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc2);
293 hi2_vid[i] = ci_convert_to_vid(rdev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc3);
294 } else {
295 lo_vid[i] = ci_convert_to_vid(rdev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc);
296 hi_vid[i] = ci_convert_to_vid((u16)rdev->pm.dpm.dyn_state.cac_leakage_table.entries[i].leakage);
297 }
298 }
299 return 0;
300 }
301
302 static int ci_populate_vddc_vid(struct radeon_device *rdev)
303 {
304 struct ci_power_info *pi = ci_get_pi(rdev);
305 u8 *vid = pi->smc_powertune_table.VddCVid;
306 u32 i;
307
308 if (pi->vddc_voltage_table.count > 8)
309 return -EINVAL;
310
311 for (i = 0; i < pi->vddc_voltage_table.count; i++)
312 vid[i] = ci_convert_to_vid(pi->vddc_voltage_table.entries[i].value);
313
314 return 0;
315 }
316
317 static int ci_populate_svi_load_line(struct radeon_device *rdev)
318 {
319 struct ci_power_info *pi = ci_get_pi(rdev);
320 const struct ci_pt_defaults *pt_defaults = pi->powertune_defaults;
321
322 pi->smc_powertune_table.SviLoadLineEn = pt_defaults->svi_load_line_en;
323 pi->smc_powertune_table.SviLoadLineVddC = pt_defaults->svi_load_line_vddc;
324 pi->smc_powertune_table.SviLoadLineTrimVddC = 3;
325 pi->smc_powertune_table.SviLoadLineOffsetVddC = 0;
326
327 return 0;
328 }
329
330 static int ci_populate_tdc_limit(struct radeon_device *rdev)
331 {
332 struct ci_power_info *pi = ci_get_pi(rdev);
333 const struct ci_pt_defaults *pt_defaults = pi->powertune_defaults;
334 u16 tdc_limit;
335
336 tdc_limit = rdev->pm.dpm.dyn_state.cac_tdp_table->tdc * 256;
337 pi->smc_powertune_table.TDC_VDDC_PkgLimit = cpu_to_be16(tdc_limit);
338 pi->smc_powertune_table.TDC_VDDC_ThrottleReleaseLimitPerc =
339 pt_defaults->tdc_vddc_throttle_release_limit_perc;
340 pi->smc_powertune_table.TDC_MAWt = pt_defaults->tdc_mawt;
341
342 return 0;
343 }
344
345 static int ci_populate_dw8(struct radeon_device *rdev)
346 {
347 struct ci_power_info *pi = ci_get_pi(rdev);
348 const struct ci_pt_defaults *pt_defaults = pi->powertune_defaults;
349 int ret;
350
351 ret = ci_read_smc_sram_dword(rdev,
352 SMU7_FIRMWARE_HEADER_LOCATION +
353 offsetof(SMU7_Firmware_Header, PmFuseTable) +
354 offsetof(SMU7_Discrete_PmFuses, TdcWaterfallCtl),
355 (u32 *)&pi->smc_powertune_table.TdcWaterfallCtl,
356 pi->sram_end);
357 if (ret)
358 return -EINVAL;
359 else
360 pi->smc_powertune_table.TdcWaterfallCtl = pt_defaults->tdc_waterfall_ctl;
361
362 return 0;
363 }
364
365 static int ci_populate_fuzzy_fan(struct radeon_device *rdev)
366 {
367 struct ci_power_info *pi = ci_get_pi(rdev);
368
369 if ((rdev->pm.dpm.fan.fan_output_sensitivity & (1 << 15)) ||
370 (rdev->pm.dpm.fan.fan_output_sensitivity == 0))
371 rdev->pm.dpm.fan.fan_output_sensitivity =
372 rdev->pm.dpm.fan.default_fan_output_sensitivity;
373
374 pi->smc_powertune_table.FuzzyFan_PwmSetDelta =
375 cpu_to_be16(rdev->pm.dpm.fan.fan_output_sensitivity);
376
377 return 0;
378 }
379
380 static int ci_min_max_v_gnbl_pm_lid_from_bapm_vddc(struct radeon_device *rdev)
381 {
382 struct ci_power_info *pi = ci_get_pi(rdev);
383 u8 *hi_vid = pi->smc_powertune_table.BapmVddCVidHiSidd;
384 u8 *lo_vid = pi->smc_powertune_table.BapmVddCVidLoSidd;
385 int i, min, max;
386
387 min = max = hi_vid[0];
388 for (i = 0; i < 8; i++) {
389 if (0 != hi_vid[i]) {
390 if (min > hi_vid[i])
391 min = hi_vid[i];
392 if (max < hi_vid[i])
393 max = hi_vid[i];
394 }
395
396 if (0 != lo_vid[i]) {
397 if (min > lo_vid[i])
398 min = lo_vid[i];
399 if (max < lo_vid[i])
400 max = lo_vid[i];
401 }
402 }
403
404 if ((min == 0) || (max == 0))
405 return -EINVAL;
406 pi->smc_powertune_table.GnbLPMLMaxVid = (u8)max;
407 pi->smc_powertune_table.GnbLPMLMinVid = (u8)min;
408
409 return 0;
410 }
411
412 static int ci_populate_bapm_vddc_base_leakage_sidd(struct radeon_device *rdev)
413 {
414 struct ci_power_info *pi = ci_get_pi(rdev);
415 u16 hi_sidd = pi->smc_powertune_table.BapmVddCBaseLeakageHiSidd;
416 u16 lo_sidd = pi->smc_powertune_table.BapmVddCBaseLeakageLoSidd;
417 struct radeon_cac_tdp_table *cac_tdp_table =
418 rdev->pm.dpm.dyn_state.cac_tdp_table;
419
420 hi_sidd = cac_tdp_table->high_cac_leakage / 100 * 256;
421 lo_sidd = cac_tdp_table->low_cac_leakage / 100 * 256;
422
423 pi->smc_powertune_table.BapmVddCBaseLeakageHiSidd = cpu_to_be16(hi_sidd);
424 pi->smc_powertune_table.BapmVddCBaseLeakageLoSidd = cpu_to_be16(lo_sidd);
425
426 return 0;
427 }
428
429 static int ci_populate_bapm_parameters_in_dpm_table(struct radeon_device *rdev)
430 {
431 struct ci_power_info *pi = ci_get_pi(rdev);
432 const struct ci_pt_defaults *pt_defaults = pi->powertune_defaults;
433 SMU7_Discrete_DpmTable *dpm_table = &pi->smc_state_table;
434 struct radeon_cac_tdp_table *cac_tdp_table =
435 rdev->pm.dpm.dyn_state.cac_tdp_table;
436 struct radeon_ppm_table *ppm = rdev->pm.dpm.dyn_state.ppm_table;
437 int i, j, k;
438 const u16 *def1;
439 const u16 *def2;
440
441 dpm_table->DefaultTdp = cac_tdp_table->tdp * 256;
442 dpm_table->TargetTdp = cac_tdp_table->configurable_tdp * 256;
443
444 dpm_table->DTETjOffset = (u8)pi->dte_tj_offset;
445 dpm_table->GpuTjMax =
446 (u8)(pi->thermal_temp_setting.temperature_high / 1000);
447 dpm_table->GpuTjHyst = 8;
448
449 dpm_table->DTEAmbientTempBase = pt_defaults->dte_ambient_temp_base;
450
451 if (ppm) {
452 dpm_table->PPM_PkgPwrLimit = cpu_to_be16((u16)ppm->dgpu_tdp * 256 / 1000);
453 dpm_table->PPM_TemperatureLimit = cpu_to_be16((u16)ppm->tj_max * 256);
454 } else {
455 dpm_table->PPM_PkgPwrLimit = cpu_to_be16(0);
456 dpm_table->PPM_TemperatureLimit = cpu_to_be16(0);
457 }
458
459 dpm_table->BAPM_TEMP_GRADIENT = cpu_to_be32(pt_defaults->bapm_temp_gradient);
460 def1 = pt_defaults->bapmti_r;
461 def2 = pt_defaults->bapmti_rc;
462
463 for (i = 0; i < SMU7_DTE_ITERATIONS; i++) {
464 for (j = 0; j < SMU7_DTE_SOURCES; j++) {
465 for (k = 0; k < SMU7_DTE_SINKS; k++) {
466 dpm_table->BAPMTI_R[i][j][k] = cpu_to_be16(*def1);
467 dpm_table->BAPMTI_RC[i][j][k] = cpu_to_be16(*def2);
468 def1++;
469 def2++;
470 }
471 }
472 }
473
474 return 0;
475 }
476
477 static int ci_populate_pm_base(struct radeon_device *rdev)
478 {
479 struct ci_power_info *pi = ci_get_pi(rdev);
480 u32 pm_fuse_table_offset;
481 int ret;
482
483 if (pi->caps_power_containment) {
484 ret = ci_read_smc_sram_dword(rdev,
485 SMU7_FIRMWARE_HEADER_LOCATION +
486 offsetof(SMU7_Firmware_Header, PmFuseTable),
487 &pm_fuse_table_offset, pi->sram_end);
488 if (ret)
489 return ret;
490 ret = ci_populate_bapm_vddc_vid_sidd(rdev);
491 if (ret)
492 return ret;
493 ret = ci_populate_vddc_vid(rdev);
494 if (ret)
495 return ret;
496 ret = ci_populate_svi_load_line(rdev);
497 if (ret)
498 return ret;
499 ret = ci_populate_tdc_limit(rdev);
500 if (ret)
501 return ret;
502 ret = ci_populate_dw8(rdev);
503 if (ret)
504 return ret;
505 ret = ci_populate_fuzzy_fan(rdev);
506 if (ret)
507 return ret;
508 ret = ci_min_max_v_gnbl_pm_lid_from_bapm_vddc(rdev);
509 if (ret)
510 return ret;
511 ret = ci_populate_bapm_vddc_base_leakage_sidd(rdev);
512 if (ret)
513 return ret;
514 ret = ci_copy_bytes_to_smc(rdev, pm_fuse_table_offset,
515 (u8 *)&pi->smc_powertune_table,
516 sizeof(SMU7_Discrete_PmFuses), pi->sram_end);
517 if (ret)
518 return ret;
519 }
520
521 return 0;
522 }
523
524 static void ci_do_enable_didt(struct radeon_device *rdev, const bool enable)
525 {
526 struct ci_power_info *pi = ci_get_pi(rdev);
527 u32 data;
528
529 if (pi->caps_sq_ramping) {
530 data = RREG32_DIDT(DIDT_SQ_CTRL0);
531 if (enable)
532 data |= DIDT_CTRL_EN;
533 else
534 data &= ~DIDT_CTRL_EN;
535 WREG32_DIDT(DIDT_SQ_CTRL0, data);
536 }
537
538 if (pi->caps_db_ramping) {
539 data = RREG32_DIDT(DIDT_DB_CTRL0);
540 if (enable)
541 data |= DIDT_CTRL_EN;
542 else
543 data &= ~DIDT_CTRL_EN;
544 WREG32_DIDT(DIDT_DB_CTRL0, data);
545 }
546
547 if (pi->caps_td_ramping) {
548 data = RREG32_DIDT(DIDT_TD_CTRL0);
549 if (enable)
550 data |= DIDT_CTRL_EN;
551 else
552 data &= ~DIDT_CTRL_EN;
553 WREG32_DIDT(DIDT_TD_CTRL0, data);
554 }
555
556 if (pi->caps_tcp_ramping) {
557 data = RREG32_DIDT(DIDT_TCP_CTRL0);
558 if (enable)
559 data |= DIDT_CTRL_EN;
560 else
561 data &= ~DIDT_CTRL_EN;
562 WREG32_DIDT(DIDT_TCP_CTRL0, data);
563 }
564 }
565
566 static int ci_program_pt_config_registers(struct radeon_device *rdev,
567 const struct ci_pt_config_reg *cac_config_regs)
568 {
569 const struct ci_pt_config_reg *config_regs = cac_config_regs;
570 u32 data;
571 u32 cache = 0;
572
573 if (config_regs == NULL)
574 return -EINVAL;
575
576 while (config_regs->offset != 0xFFFFFFFF) {
577 if (config_regs->type == CISLANDS_CONFIGREG_CACHE) {
578 cache |= ((config_regs->value << config_regs->shift) & config_regs->mask);
579 } else {
580 switch (config_regs->type) {
581 case CISLANDS_CONFIGREG_SMC_IND:
582 data = RREG32_SMC(config_regs->offset);
583 break;
584 case CISLANDS_CONFIGREG_DIDT_IND:
585 data = RREG32_DIDT(config_regs->offset);
586 break;
587 default:
588 data = RREG32(config_regs->offset << 2);
589 break;
590 }
591
592 data &= ~config_regs->mask;
593 data |= ((config_regs->value << config_regs->shift) & config_regs->mask);
594 data |= cache;
595
596 switch (config_regs->type) {
597 case CISLANDS_CONFIGREG_SMC_IND:
598 WREG32_SMC(config_regs->offset, data);
599 break;
600 case CISLANDS_CONFIGREG_DIDT_IND:
601 WREG32_DIDT(config_regs->offset, data);
602 break;
603 default:
604 WREG32(config_regs->offset << 2, data);
605 break;
606 }
607 cache = 0;
608 }
609 config_regs++;
610 }
611 return 0;
612 }
613
614 static int ci_enable_didt(struct radeon_device *rdev, bool enable)
615 {
616 struct ci_power_info *pi = ci_get_pi(rdev);
617 int ret;
618
619 if (pi->caps_sq_ramping || pi->caps_db_ramping ||
620 pi->caps_td_ramping || pi->caps_tcp_ramping) {
621 cik_enter_rlc_safe_mode(rdev);
622
623 if (enable) {
624 ret = ci_program_pt_config_registers(rdev, didt_config_ci);
625 if (ret) {
626 cik_exit_rlc_safe_mode(rdev);
627 return ret;
628 }
629 }
630
631 ci_do_enable_didt(rdev, enable);
632
633 cik_exit_rlc_safe_mode(rdev);
634 }
635
636 return 0;
637 }
638
639 static int ci_enable_power_containment(struct radeon_device *rdev, bool enable)
640 {
641 struct ci_power_info *pi = ci_get_pi(rdev);
642 PPSMC_Result smc_result;
643 int ret = 0;
644
645 if (enable) {
646 pi->power_containment_features = 0;
647 if (pi->caps_power_containment) {
648 if (pi->enable_bapm_feature) {
649 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_EnableDTE);
650 if (smc_result != PPSMC_Result_OK)
651 ret = -EINVAL;
652 else
653 pi->power_containment_features |= POWERCONTAINMENT_FEATURE_BAPM;
654 }
655
656 if (pi->enable_tdc_limit_feature) {
657 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_TDCLimitEnable);
658 if (smc_result != PPSMC_Result_OK)
659 ret = -EINVAL;
660 else
661 pi->power_containment_features |= POWERCONTAINMENT_FEATURE_TDCLimit;
662 }
663
664 if (pi->enable_pkg_pwr_tracking_feature) {
665 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_PkgPwrLimitEnable);
666 if (smc_result != PPSMC_Result_OK) {
667 ret = -EINVAL;
668 } else {
669 struct radeon_cac_tdp_table *cac_tdp_table =
670 rdev->pm.dpm.dyn_state.cac_tdp_table;
671 u32 default_pwr_limit =
672 (u32)(cac_tdp_table->maximum_power_delivery_limit * 256);
673
674 pi->power_containment_features |= POWERCONTAINMENT_FEATURE_PkgPwrLimit;
675
676 ci_set_power_limit(rdev, default_pwr_limit);
677 }
678 }
679 }
680 } else {
681 if (pi->caps_power_containment && pi->power_containment_features) {
682 if (pi->power_containment_features & POWERCONTAINMENT_FEATURE_TDCLimit)
683 ci_send_msg_to_smc(rdev, PPSMC_MSG_TDCLimitDisable);
684
685 if (pi->power_containment_features & POWERCONTAINMENT_FEATURE_BAPM)
686 ci_send_msg_to_smc(rdev, PPSMC_MSG_DisableDTE);
687
688 if (pi->power_containment_features & POWERCONTAINMENT_FEATURE_PkgPwrLimit)
689 ci_send_msg_to_smc(rdev, PPSMC_MSG_PkgPwrLimitDisable);
690 pi->power_containment_features = 0;
691 }
692 }
693
694 return ret;
695 }
696
697 static int ci_enable_smc_cac(struct radeon_device *rdev, bool enable)
698 {
699 struct ci_power_info *pi = ci_get_pi(rdev);
700 PPSMC_Result smc_result;
701 int ret = 0;
702
703 if (pi->caps_cac) {
704 if (enable) {
705 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_EnableCac);
706 if (smc_result != PPSMC_Result_OK) {
707 ret = -EINVAL;
708 pi->cac_enabled = false;
709 } else {
710 pi->cac_enabled = true;
711 }
712 } else if (pi->cac_enabled) {
713 ci_send_msg_to_smc(rdev, PPSMC_MSG_DisableCac);
714 pi->cac_enabled = false;
715 }
716 }
717
718 return ret;
719 }
720
721 static int ci_enable_thermal_based_sclk_dpm(struct radeon_device *rdev,
722 bool enable)
723 {
724 struct ci_power_info *pi = ci_get_pi(rdev);
725 PPSMC_Result smc_result = PPSMC_Result_OK;
726
727 if (pi->thermal_sclk_dpm_enabled) {
728 if (enable)
729 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_ENABLE_THERMAL_DPM);
730 else
731 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_DISABLE_THERMAL_DPM);
732 }
733
734 if (smc_result == PPSMC_Result_OK)
735 return 0;
736 else
737 return -EINVAL;
738 }
739
740 static int ci_power_control_set_level(struct radeon_device *rdev)
741 {
742 struct ci_power_info *pi = ci_get_pi(rdev);
743 struct radeon_cac_tdp_table *cac_tdp_table =
744 rdev->pm.dpm.dyn_state.cac_tdp_table;
745 s32 adjust_percent;
746 s32 target_tdp;
747 int ret = 0;
748 bool adjust_polarity = false; /* ??? */
749
750 if (pi->caps_power_containment) {
751 adjust_percent = adjust_polarity ?
752 rdev->pm.dpm.tdp_adjustment : (-1 * rdev->pm.dpm.tdp_adjustment);
753 target_tdp = ((100 + adjust_percent) *
754 (s32)cac_tdp_table->configurable_tdp) / 100;
755
756 ret = ci_set_overdrive_target_tdp(rdev, (u32)target_tdp);
757 }
758
759 return ret;
760 }
761
762 void ci_dpm_powergate_uvd(struct radeon_device *rdev, bool gate)
763 {
764 struct ci_power_info *pi = ci_get_pi(rdev);
765
766 if (pi->uvd_power_gated == gate)
767 return;
768
769 pi->uvd_power_gated = gate;
770
771 ci_update_uvd_dpm(rdev, gate);
772 }
773
774 bool ci_dpm_vblank_too_short(struct radeon_device *rdev)
775 {
776 struct ci_power_info *pi = ci_get_pi(rdev);
777 u32 vblank_time = r600_dpm_get_vblank_time(rdev);
778 u32 switch_limit = pi->mem_gddr5 ? 450 : 300;
779
780 /* disable mclk switching if the refresh is >120Hz, even if the
781 * blanking period would allow it
782 */
783 if (r600_dpm_get_vrefresh(rdev) > 120)
784 return true;
785
786 if (vblank_time < switch_limit)
787 return true;
788 else
789 return false;
790
791 }
792
793 static void ci_apply_state_adjust_rules(struct radeon_device *rdev,
794 struct radeon_ps *rps)
795 {
796 struct ci_ps *ps = ci_get_ps(rps);
797 struct ci_power_info *pi = ci_get_pi(rdev);
798 struct radeon_clock_and_voltage_limits *max_limits;
799 bool disable_mclk_switching;
800 u32 sclk, mclk;
801 int i;
802
803 if (rps->vce_active) {
804 rps->evclk = rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].evclk;
805 rps->ecclk = rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].ecclk;
806 } else {
807 rps->evclk = 0;
808 rps->ecclk = 0;
809 }
810
811 if ((rdev->pm.dpm.new_active_crtc_count > 1) ||
812 ci_dpm_vblank_too_short(rdev))
813 disable_mclk_switching = true;
814 else
815 disable_mclk_switching = false;
816
817 if ((rps->class & ATOM_PPLIB_CLASSIFICATION_UI_MASK) == ATOM_PPLIB_CLASSIFICATION_UI_BATTERY)
818 pi->battery_state = true;
819 else
820 pi->battery_state = false;
821
822 if (rdev->pm.dpm.ac_power)
823 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac;
824 else
825 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc;
826
827 if (rdev->pm.dpm.ac_power == false) {
828 for (i = 0; i < ps->performance_level_count; i++) {
829 if (ps->performance_levels[i].mclk > max_limits->mclk)
830 ps->performance_levels[i].mclk = max_limits->mclk;
831 if (ps->performance_levels[i].sclk > max_limits->sclk)
832 ps->performance_levels[i].sclk = max_limits->sclk;
833 }
834 }
835
836 /* XXX validate the min clocks required for display */
837
838 if (disable_mclk_switching) {
839 mclk = ps->performance_levels[ps->performance_level_count - 1].mclk;
840 sclk = ps->performance_levels[0].sclk;
841 } else {
842 mclk = ps->performance_levels[0].mclk;
843 sclk = ps->performance_levels[0].sclk;
844 }
845
846 if (rps->vce_active) {
847 if (sclk < rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].sclk)
848 sclk = rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].sclk;
849 if (mclk < rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].mclk)
850 mclk = rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].mclk;
851 }
852
853 ps->performance_levels[0].sclk = sclk;
854 ps->performance_levels[0].mclk = mclk;
855
856 if (ps->performance_levels[1].sclk < ps->performance_levels[0].sclk)
857 ps->performance_levels[1].sclk = ps->performance_levels[0].sclk;
858
859 if (disable_mclk_switching) {
860 if (ps->performance_levels[0].mclk < ps->performance_levels[1].mclk)
861 ps->performance_levels[0].mclk = ps->performance_levels[1].mclk;
862 } else {
863 if (ps->performance_levels[1].mclk < ps->performance_levels[0].mclk)
864 ps->performance_levels[1].mclk = ps->performance_levels[0].mclk;
865 }
866 }
867
868 static int ci_thermal_set_temperature_range(struct radeon_device *rdev,
869 int min_temp, int max_temp)
870 {
871 int low_temp = 0 * 1000;
872 int high_temp = 255 * 1000;
873 u32 tmp;
874
875 if (low_temp < min_temp)
876 low_temp = min_temp;
877 if (high_temp > max_temp)
878 high_temp = max_temp;
879 if (high_temp < low_temp) {
880 DRM_ERROR("invalid thermal range: %d - %d\n", low_temp, high_temp);
881 return -EINVAL;
882 }
883
884 tmp = RREG32_SMC(CG_THERMAL_INT);
885 tmp &= ~(CI_DIG_THERM_INTH_MASK | CI_DIG_THERM_INTL_MASK);
886 tmp |= CI_DIG_THERM_INTH(high_temp / 1000) |
887 CI_DIG_THERM_INTL(low_temp / 1000);
888 WREG32_SMC(CG_THERMAL_INT, tmp);
889
890 #if 0
891 /* XXX: need to figure out how to handle this properly */
892 tmp = RREG32_SMC(CG_THERMAL_CTRL);
893 tmp &= DIG_THERM_DPM_MASK;
894 tmp |= DIG_THERM_DPM(high_temp / 1000);
895 WREG32_SMC(CG_THERMAL_CTRL, tmp);
896 #endif
897
898 rdev->pm.dpm.thermal.min_temp = low_temp;
899 rdev->pm.dpm.thermal.max_temp = high_temp;
900
901 return 0;
902 }
903
904 static int ci_thermal_enable_alert(struct radeon_device *rdev,
905 bool enable)
906 {
907 u32 thermal_int = RREG32_SMC(CG_THERMAL_INT);
908 PPSMC_Result result;
909
910 if (enable) {
911 thermal_int &= ~(THERM_INT_MASK_HIGH | THERM_INT_MASK_LOW);
912 WREG32_SMC(CG_THERMAL_INT, thermal_int);
913 rdev->irq.dpm_thermal = false;
914 result = ci_send_msg_to_smc(rdev, PPSMC_MSG_Thermal_Cntl_Enable);
915 if (result != PPSMC_Result_OK) {
916 DRM_DEBUG_KMS("Could not enable thermal interrupts.\n");
917 return -EINVAL;
918 }
919 } else {
920 thermal_int |= THERM_INT_MASK_HIGH | THERM_INT_MASK_LOW;
921 WREG32_SMC(CG_THERMAL_INT, thermal_int);
922 rdev->irq.dpm_thermal = true;
923 result = ci_send_msg_to_smc(rdev, PPSMC_MSG_Thermal_Cntl_Disable);
924 if (result != PPSMC_Result_OK) {
925 DRM_DEBUG_KMS("Could not disable thermal interrupts.\n");
926 return -EINVAL;
927 }
928 }
929
930 return 0;
931 }
932
933 static void ci_fan_ctrl_set_static_mode(struct radeon_device *rdev, u32 mode)
934 {
935 struct ci_power_info *pi = ci_get_pi(rdev);
936 u32 tmp;
937
938 if (pi->fan_ctrl_is_in_default_mode) {
939 tmp = (RREG32_SMC(CG_FDO_CTRL2) & FDO_PWM_MODE_MASK) >> FDO_PWM_MODE_SHIFT;
940 pi->fan_ctrl_default_mode = tmp;
941 tmp = (RREG32_SMC(CG_FDO_CTRL2) & TMIN_MASK) >> TMIN_SHIFT;
942 pi->t_min = tmp;
943 pi->fan_ctrl_is_in_default_mode = false;
944 }
945
946 tmp = RREG32_SMC(CG_FDO_CTRL2) & ~TMIN_MASK;
947 tmp |= TMIN(0);
948 WREG32_SMC(CG_FDO_CTRL2, tmp);
949
950 tmp = RREG32_SMC(CG_FDO_CTRL2) & ~FDO_PWM_MODE_MASK;
951 tmp |= FDO_PWM_MODE(mode);
952 WREG32_SMC(CG_FDO_CTRL2, tmp);
953 }
954
955 static int ci_thermal_setup_fan_table(struct radeon_device *rdev)
956 {
957 struct ci_power_info *pi = ci_get_pi(rdev);
958 SMU7_Discrete_FanTable fan_table = { FDO_MODE_HARDWARE };
959 u32 duty100;
960 u32 t_diff1, t_diff2, pwm_diff1, pwm_diff2;
961 u16 fdo_min, slope1, slope2;
962 u32 reference_clock, tmp;
963 int ret;
964 u64 tmp64;
965
966 if (!pi->fan_table_start) {
967 rdev->pm.dpm.fan.ucode_fan_control = false;
968 return 0;
969 }
970
971 duty100 = (RREG32_SMC(CG_FDO_CTRL1) & FMAX_DUTY100_MASK) >> FMAX_DUTY100_SHIFT;
972
973 if (duty100 == 0) {
974 rdev->pm.dpm.fan.ucode_fan_control = false;
975 return 0;
976 }
977
978 tmp64 = (u64)rdev->pm.dpm.fan.pwm_min * duty100;
979 do_div(tmp64, 10000);
980 fdo_min = (u16)tmp64;
981
982 t_diff1 = rdev->pm.dpm.fan.t_med - rdev->pm.dpm.fan.t_min;
983 t_diff2 = rdev->pm.dpm.fan.t_high - rdev->pm.dpm.fan.t_med;
984
985 pwm_diff1 = rdev->pm.dpm.fan.pwm_med - rdev->pm.dpm.fan.pwm_min;
986 pwm_diff2 = rdev->pm.dpm.fan.pwm_high - rdev->pm.dpm.fan.pwm_med;
987
988 slope1 = (u16)((50 + ((16 * duty100 * pwm_diff1) / t_diff1)) / 100);
989 slope2 = (u16)((50 + ((16 * duty100 * pwm_diff2) / t_diff2)) / 100);
990
991 fan_table.TempMin = cpu_to_be16((50 + rdev->pm.dpm.fan.t_min) / 100);
992 fan_table.TempMed = cpu_to_be16((50 + rdev->pm.dpm.fan.t_med) / 100);
993 fan_table.TempMax = cpu_to_be16((50 + rdev->pm.dpm.fan.t_max) / 100);
994
995 fan_table.Slope1 = cpu_to_be16(slope1);
996 fan_table.Slope2 = cpu_to_be16(slope2);
997
998 fan_table.FdoMin = cpu_to_be16(fdo_min);
999
1000 fan_table.HystDown = cpu_to_be16(rdev->pm.dpm.fan.t_hyst);
1001
1002 fan_table.HystUp = cpu_to_be16(1);
1003
1004 fan_table.HystSlope = cpu_to_be16(1);
1005
1006 fan_table.TempRespLim = cpu_to_be16(5);
1007
1008 reference_clock = radeon_get_xclk(rdev);
1009
1010 fan_table.RefreshPeriod = cpu_to_be32((rdev->pm.dpm.fan.cycle_delay *
1011 reference_clock) / 1600);
1012
1013 fan_table.FdoMax = cpu_to_be16((u16)duty100);
1014
1015 tmp = (RREG32_SMC(CG_MULT_THERMAL_CTRL) & TEMP_SEL_MASK) >> TEMP_SEL_SHIFT;
1016 fan_table.TempSrc = (uint8_t)tmp;
1017
1018 ret = ci_copy_bytes_to_smc(rdev,
1019 pi->fan_table_start,
1020 (u8 *)(&fan_table),
1021 sizeof(fan_table),
1022 pi->sram_end);
1023
1024 if (ret) {
1025 DRM_ERROR("Failed to load fan table to the SMC.");
1026 rdev->pm.dpm.fan.ucode_fan_control = false;
1027 }
1028
1029 return 0;
1030 }
1031
1032 static int ci_fan_ctrl_start_smc_fan_control(struct radeon_device *rdev)
1033 {
1034 struct ci_power_info *pi = ci_get_pi(rdev);
1035 PPSMC_Result ret;
1036
1037 if (pi->caps_od_fuzzy_fan_control_support) {
1038 ret = ci_send_msg_to_smc_with_parameter(rdev,
1039 PPSMC_StartFanControl,
1040 FAN_CONTROL_FUZZY);
1041 if (ret != PPSMC_Result_OK)
1042 return -EINVAL;
1043 ret = ci_send_msg_to_smc_with_parameter(rdev,
1044 PPSMC_MSG_SetFanPwmMax,
1045 rdev->pm.dpm.fan.default_max_fan_pwm);
1046 if (ret != PPSMC_Result_OK)
1047 return -EINVAL;
1048 } else {
1049 ret = ci_send_msg_to_smc_with_parameter(rdev,
1050 PPSMC_StartFanControl,
1051 FAN_CONTROL_TABLE);
1052 if (ret != PPSMC_Result_OK)
1053 return -EINVAL;
1054 }
1055
1056 pi->fan_is_controlled_by_smc = true;
1057 return 0;
1058 }
1059
1060 static int ci_fan_ctrl_stop_smc_fan_control(struct radeon_device *rdev)
1061 {
1062 PPSMC_Result ret;
1063 struct ci_power_info *pi = ci_get_pi(rdev);
1064
1065 ret = ci_send_msg_to_smc(rdev, PPSMC_StopFanControl);
1066 if (ret == PPSMC_Result_OK) {
1067 pi->fan_is_controlled_by_smc = false;
1068 return 0;
1069 } else
1070 return -EINVAL;
1071 }
1072
1073 int ci_fan_ctrl_get_fan_speed_percent(struct radeon_device *rdev,
1074 u32 *speed)
1075 {
1076 u32 duty, duty100;
1077 u64 tmp64;
1078
1079 if (rdev->pm.no_fan)
1080 return -ENOENT;
1081
1082 duty100 = (RREG32_SMC(CG_FDO_CTRL1) & FMAX_DUTY100_MASK) >> FMAX_DUTY100_SHIFT;
1083 duty = (RREG32_SMC(CG_THERMAL_STATUS) & FDO_PWM_DUTY_MASK) >> FDO_PWM_DUTY_SHIFT;
1084
1085 if (duty100 == 0)
1086 return -EINVAL;
1087
1088 tmp64 = (u64)duty * 100;
1089 do_div(tmp64, duty100);
1090 *speed = (u32)tmp64;
1091
1092 if (*speed > 100)
1093 *speed = 100;
1094
1095 return 0;
1096 }
1097
1098 int ci_fan_ctrl_set_fan_speed_percent(struct radeon_device *rdev,
1099 u32 speed)
1100 {
1101 u32 tmp;
1102 u32 duty, duty100;
1103 u64 tmp64;
1104 struct ci_power_info *pi = ci_get_pi(rdev);
1105
1106 if (rdev->pm.no_fan)
1107 return -ENOENT;
1108
1109 if (pi->fan_is_controlled_by_smc)
1110 return -EINVAL;
1111
1112 if (speed > 100)
1113 return -EINVAL;
1114
1115 duty100 = (RREG32_SMC(CG_FDO_CTRL1) & FMAX_DUTY100_MASK) >> FMAX_DUTY100_SHIFT;
1116
1117 if (duty100 == 0)
1118 return -EINVAL;
1119
1120 tmp64 = (u64)speed * duty100;
1121 do_div(tmp64, 100);
1122 duty = (u32)tmp64;
1123
1124 tmp = RREG32_SMC(CG_FDO_CTRL0) & ~FDO_STATIC_DUTY_MASK;
1125 tmp |= FDO_STATIC_DUTY(duty);
1126 WREG32_SMC(CG_FDO_CTRL0, tmp);
1127
1128 return 0;
1129 }
1130
1131 void ci_fan_ctrl_set_mode(struct radeon_device *rdev, u32 mode)
1132 {
1133 if (mode) {
1134 /* stop auto-manage */
1135 if (rdev->pm.dpm.fan.ucode_fan_control)
1136 ci_fan_ctrl_stop_smc_fan_control(rdev);
1137 ci_fan_ctrl_set_static_mode(rdev, mode);
1138 } else {
1139 /* restart auto-manage */
1140 if (rdev->pm.dpm.fan.ucode_fan_control)
1141 ci_thermal_start_smc_fan_control(rdev);
1142 else
1143 ci_fan_ctrl_set_default_mode(rdev);
1144 }
1145 }
1146
1147 u32 ci_fan_ctrl_get_mode(struct radeon_device *rdev)
1148 {
1149 struct ci_power_info *pi = ci_get_pi(rdev);
1150 u32 tmp;
1151
1152 if (pi->fan_is_controlled_by_smc)
1153 return 0;
1154
1155 tmp = RREG32_SMC(CG_FDO_CTRL2) & FDO_PWM_MODE_MASK;
1156 return (tmp >> FDO_PWM_MODE_SHIFT);
1157 }
1158
1159 #if 0
1160 static int ci_fan_ctrl_get_fan_speed_rpm(struct radeon_device *rdev,
1161 u32 *speed)
1162 {
1163 u32 tach_period;
1164 u32 xclk = radeon_get_xclk(rdev);
1165
1166 if (rdev->pm.no_fan)
1167 return -ENOENT;
1168
1169 if (rdev->pm.fan_pulses_per_revolution == 0)
1170 return -ENOENT;
1171
1172 tach_period = (RREG32_SMC(CG_TACH_STATUS) & TACH_PERIOD_MASK) >> TACH_PERIOD_SHIFT;
1173 if (tach_period == 0)
1174 return -ENOENT;
1175
1176 *speed = 60 * xclk * 10000 / tach_period;
1177
1178 return 0;
1179 }
1180
1181 static int ci_fan_ctrl_set_fan_speed_rpm(struct radeon_device *rdev,
1182 u32 speed)
1183 {
1184 u32 tach_period, tmp;
1185 u32 xclk = radeon_get_xclk(rdev);
1186
1187 if (rdev->pm.no_fan)
1188 return -ENOENT;
1189
1190 if (rdev->pm.fan_pulses_per_revolution == 0)
1191 return -ENOENT;
1192
1193 if ((speed < rdev->pm.fan_min_rpm) ||
1194 (speed > rdev->pm.fan_max_rpm))
1195 return -EINVAL;
1196
1197 if (rdev->pm.dpm.fan.ucode_fan_control)
1198 ci_fan_ctrl_stop_smc_fan_control(rdev);
1199
1200 tach_period = 60 * xclk * 10000 / (8 * speed);
1201 tmp = RREG32_SMC(CG_TACH_CTRL) & ~TARGET_PERIOD_MASK;
1202 tmp |= TARGET_PERIOD(tach_period);
1203 WREG32_SMC(CG_TACH_CTRL, tmp);
1204
1205 ci_fan_ctrl_set_static_mode(rdev, FDO_PWM_MODE_STATIC_RPM);
1206
1207 return 0;
1208 }
1209 #endif
1210
1211 static void ci_fan_ctrl_set_default_mode(struct radeon_device *rdev)
1212 {
1213 struct ci_power_info *pi = ci_get_pi(rdev);
1214 u32 tmp;
1215
1216 if (!pi->fan_ctrl_is_in_default_mode) {
1217 tmp = RREG32_SMC(CG_FDO_CTRL2) & ~FDO_PWM_MODE_MASK;
1218 tmp |= FDO_PWM_MODE(pi->fan_ctrl_default_mode);
1219 WREG32_SMC(CG_FDO_CTRL2, tmp);
1220
1221 tmp = RREG32_SMC(CG_FDO_CTRL2) & ~TMIN_MASK;
1222 tmp |= TMIN(pi->t_min);
1223 WREG32_SMC(CG_FDO_CTRL2, tmp);
1224 pi->fan_ctrl_is_in_default_mode = true;
1225 }
1226 }
1227
1228 static void ci_thermal_start_smc_fan_control(struct radeon_device *rdev)
1229 {
1230 if (rdev->pm.dpm.fan.ucode_fan_control) {
1231 ci_fan_ctrl_start_smc_fan_control(rdev);
1232 ci_fan_ctrl_set_static_mode(rdev, FDO_PWM_MODE_STATIC);
1233 }
1234 }
1235
1236 static void ci_thermal_initialize(struct radeon_device *rdev)
1237 {
1238 u32 tmp;
1239
1240 if (rdev->pm.fan_pulses_per_revolution) {
1241 tmp = RREG32_SMC(CG_TACH_CTRL) & ~EDGE_PER_REV_MASK;
1242 tmp |= EDGE_PER_REV(rdev->pm.fan_pulses_per_revolution -1);
1243 WREG32_SMC(CG_TACH_CTRL, tmp);
1244 }
1245
1246 tmp = RREG32_SMC(CG_FDO_CTRL2) & ~TACH_PWM_RESP_RATE_MASK;
1247 tmp |= TACH_PWM_RESP_RATE(0x28);
1248 WREG32_SMC(CG_FDO_CTRL2, tmp);
1249 }
1250
1251 static int ci_thermal_start_thermal_controller(struct radeon_device *rdev)
1252 {
1253 int ret;
1254
1255 ci_thermal_initialize(rdev);
1256 ret = ci_thermal_set_temperature_range(rdev, R600_TEMP_RANGE_MIN, R600_TEMP_RANGE_MAX);
1257 if (ret)
1258 return ret;
1259 ret = ci_thermal_enable_alert(rdev, true);
1260 if (ret)
1261 return ret;
1262 if (rdev->pm.dpm.fan.ucode_fan_control) {
1263 ret = ci_thermal_setup_fan_table(rdev);
1264 if (ret)
1265 return ret;
1266 ci_thermal_start_smc_fan_control(rdev);
1267 }
1268
1269 return 0;
1270 }
1271
1272 static void ci_thermal_stop_thermal_controller(struct radeon_device *rdev)
1273 {
1274 if (!rdev->pm.no_fan)
1275 ci_fan_ctrl_set_default_mode(rdev);
1276 }
1277
1278 #if 0
1279 static int ci_read_smc_soft_register(struct radeon_device *rdev,
1280 u16 reg_offset, u32 *value)
1281 {
1282 struct ci_power_info *pi = ci_get_pi(rdev);
1283
1284 return ci_read_smc_sram_dword(rdev,
1285 pi->soft_regs_start + reg_offset,
1286 value, pi->sram_end);
1287 }
1288 #endif
1289
1290 static int ci_write_smc_soft_register(struct radeon_device *rdev,
1291 u16 reg_offset, u32 value)
1292 {
1293 struct ci_power_info *pi = ci_get_pi(rdev);
1294
1295 return ci_write_smc_sram_dword(rdev,
1296 pi->soft_regs_start + reg_offset,
1297 value, pi->sram_end);
1298 }
1299
1300 static void ci_init_fps_limits(struct radeon_device *rdev)
1301 {
1302 struct ci_power_info *pi = ci_get_pi(rdev);
1303 SMU7_Discrete_DpmTable *table = &pi->smc_state_table;
1304
1305 if (pi->caps_fps) {
1306 u16 tmp;
1307
1308 tmp = 45;
1309 table->FpsHighT = cpu_to_be16(tmp);
1310
1311 tmp = 30;
1312 table->FpsLowT = cpu_to_be16(tmp);
1313 }
1314 }
1315
1316 static int ci_update_sclk_t(struct radeon_device *rdev)
1317 {
1318 struct ci_power_info *pi = ci_get_pi(rdev);
1319 int ret = 0;
1320 u32 low_sclk_interrupt_t = 0;
1321
1322 if (pi->caps_sclk_throttle_low_notification) {
1323 low_sclk_interrupt_t = cpu_to_be32(pi->low_sclk_interrupt_t);
1324
1325 ret = ci_copy_bytes_to_smc(rdev,
1326 pi->dpm_table_start +
1327 offsetof(SMU7_Discrete_DpmTable, LowSclkInterruptT),
1328 (u8 *)&low_sclk_interrupt_t,
1329 sizeof(u32), pi->sram_end);
1330
1331 }
1332
1333 return ret;
1334 }
1335
1336 static void ci_get_leakage_voltages(struct radeon_device *rdev)
1337 {
1338 struct ci_power_info *pi = ci_get_pi(rdev);
1339 u16 leakage_id, virtual_voltage_id;
1340 u16 vddc, vddci;
1341 int i;
1342
1343 pi->vddc_leakage.count = 0;
1344 pi->vddci_leakage.count = 0;
1345
1346 if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_EVV) {
1347 for (i = 0; i < CISLANDS_MAX_LEAKAGE_COUNT; i++) {
1348 virtual_voltage_id = ATOM_VIRTUAL_VOLTAGE_ID0 + i;
1349 if (radeon_atom_get_voltage_evv(rdev, virtual_voltage_id, &vddc) != 0)
1350 continue;
1351 if (vddc != 0 && vddc != virtual_voltage_id) {
1352 pi->vddc_leakage.actual_voltage[pi->vddc_leakage.count] = vddc;
1353 pi->vddc_leakage.leakage_id[pi->vddc_leakage.count] = virtual_voltage_id;
1354 pi->vddc_leakage.count++;
1355 }
1356 }
1357 } else if (radeon_atom_get_leakage_id_from_vbios(rdev, &leakage_id) == 0) {
1358 for (i = 0; i < CISLANDS_MAX_LEAKAGE_COUNT; i++) {
1359 virtual_voltage_id = ATOM_VIRTUAL_VOLTAGE_ID0 + i;
1360 if (radeon_atom_get_leakage_vddc_based_on_leakage_params(rdev, &vddc, &vddci,
1361 virtual_voltage_id,
1362 leakage_id) == 0) {
1363 if (vddc != 0 && vddc != virtual_voltage_id) {
1364 pi->vddc_leakage.actual_voltage[pi->vddc_leakage.count] = vddc;
1365 pi->vddc_leakage.leakage_id[pi->vddc_leakage.count] = virtual_voltage_id;
1366 pi->vddc_leakage.count++;
1367 }
1368 if (vddci != 0 && vddci != virtual_voltage_id) {
1369 pi->vddci_leakage.actual_voltage[pi->vddci_leakage.count] = vddci;
1370 pi->vddci_leakage.leakage_id[pi->vddci_leakage.count] = virtual_voltage_id;
1371 pi->vddci_leakage.count++;
1372 }
1373 }
1374 }
1375 }
1376 }
1377
1378 static void ci_set_dpm_event_sources(struct radeon_device *rdev, u32 sources)
1379 {
1380 struct ci_power_info *pi = ci_get_pi(rdev);
1381 bool want_thermal_protection;
1382 enum radeon_dpm_event_src dpm_event_src;
1383 u32 tmp;
1384
1385 switch (sources) {
1386 case 0:
1387 default:
1388 want_thermal_protection = false;
1389 break;
1390 case (1 << RADEON_DPM_AUTO_THROTTLE_SRC_THERMAL):
1391 want_thermal_protection = true;
1392 dpm_event_src = RADEON_DPM_EVENT_SRC_DIGITAL;
1393 break;
1394 case (1 << RADEON_DPM_AUTO_THROTTLE_SRC_EXTERNAL):
1395 want_thermal_protection = true;
1396 dpm_event_src = RADEON_DPM_EVENT_SRC_EXTERNAL;
1397 break;
1398 case ((1 << RADEON_DPM_AUTO_THROTTLE_SRC_EXTERNAL) |
1399 (1 << RADEON_DPM_AUTO_THROTTLE_SRC_THERMAL)):
1400 want_thermal_protection = true;
1401 dpm_event_src = RADEON_DPM_EVENT_SRC_DIGIAL_OR_EXTERNAL;
1402 break;
1403 }
1404
1405 if (want_thermal_protection) {
1406 #if 0
1407 /* XXX: need to figure out how to handle this properly */
1408 tmp = RREG32_SMC(CG_THERMAL_CTRL);
1409 tmp &= DPM_EVENT_SRC_MASK;
1410 tmp |= DPM_EVENT_SRC(dpm_event_src);
1411 WREG32_SMC(CG_THERMAL_CTRL, tmp);
1412 #endif
1413
1414 tmp = RREG32_SMC(GENERAL_PWRMGT);
1415 if (pi->thermal_protection)
1416 tmp &= ~THERMAL_PROTECTION_DIS;
1417 else
1418 tmp |= THERMAL_PROTECTION_DIS;
1419 WREG32_SMC(GENERAL_PWRMGT, tmp);
1420 } else {
1421 tmp = RREG32_SMC(GENERAL_PWRMGT);
1422 tmp |= THERMAL_PROTECTION_DIS;
1423 WREG32_SMC(GENERAL_PWRMGT, tmp);
1424 }
1425 }
1426
1427 static void ci_enable_auto_throttle_source(struct radeon_device *rdev,
1428 enum radeon_dpm_auto_throttle_src source,
1429 bool enable)
1430 {
1431 struct ci_power_info *pi = ci_get_pi(rdev);
1432
1433 if (enable) {
1434 if (!(pi->active_auto_throttle_sources & (1 << source))) {
1435 pi->active_auto_throttle_sources |= 1 << source;
1436 ci_set_dpm_event_sources(rdev, pi->active_auto_throttle_sources);
1437 }
1438 } else {
1439 if (pi->active_auto_throttle_sources & (1 << source)) {
1440 pi->active_auto_throttle_sources &= ~(1 << source);
1441 ci_set_dpm_event_sources(rdev, pi->active_auto_throttle_sources);
1442 }
1443 }
1444 }
1445
1446 static void ci_enable_vr_hot_gpio_interrupt(struct radeon_device *rdev)
1447 {
1448 if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_REGULATOR_HOT)
1449 ci_send_msg_to_smc(rdev, PPSMC_MSG_EnableVRHotGPIOInterrupt);
1450 }
1451
1452 static int ci_unfreeze_sclk_mclk_dpm(struct radeon_device *rdev)
1453 {
1454 struct ci_power_info *pi = ci_get_pi(rdev);
1455 PPSMC_Result smc_result;
1456
1457 if (!pi->need_update_smu7_dpm_table)
1458 return 0;
1459
1460 if ((!pi->sclk_dpm_key_disabled) &&
1461 (pi->need_update_smu7_dpm_table & (DPMTABLE_OD_UPDATE_SCLK | DPMTABLE_UPDATE_SCLK))) {
1462 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_SCLKDPM_UnfreezeLevel);
1463 if (smc_result != PPSMC_Result_OK)
1464 return -EINVAL;
1465 }
1466
1467 if ((!pi->mclk_dpm_key_disabled) &&
1468 (pi->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_MCLK)) {
1469 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_MCLKDPM_UnfreezeLevel);
1470 if (smc_result != PPSMC_Result_OK)
1471 return -EINVAL;
1472 }
1473
1474 pi->need_update_smu7_dpm_table = 0;
1475 return 0;
1476 }
1477
1478 static int ci_enable_sclk_mclk_dpm(struct radeon_device *rdev, bool enable)
1479 {
1480 struct ci_power_info *pi = ci_get_pi(rdev);
1481 PPSMC_Result smc_result;
1482
1483 if (enable) {
1484 if (!pi->sclk_dpm_key_disabled) {
1485 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_DPM_Enable);
1486 if (smc_result != PPSMC_Result_OK)
1487 return -EINVAL;
1488 }
1489
1490 if (!pi->mclk_dpm_key_disabled) {
1491 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_MCLKDPM_Enable);
1492 if (smc_result != PPSMC_Result_OK)
1493 return -EINVAL;
1494
1495 WREG32_P(MC_SEQ_CNTL_3, CAC_EN, ~CAC_EN);
1496
1497 WREG32_SMC(LCAC_MC0_CNTL, 0x05);
1498 WREG32_SMC(LCAC_MC1_CNTL, 0x05);
1499 WREG32_SMC(LCAC_CPL_CNTL, 0x100005);
1500
1501 udelay(10);
1502
1503 WREG32_SMC(LCAC_MC0_CNTL, 0x400005);
1504 WREG32_SMC(LCAC_MC1_CNTL, 0x400005);
1505 WREG32_SMC(LCAC_CPL_CNTL, 0x500005);
1506 }
1507 } else {
1508 if (!pi->sclk_dpm_key_disabled) {
1509 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_DPM_Disable);
1510 if (smc_result != PPSMC_Result_OK)
1511 return -EINVAL;
1512 }
1513
1514 if (!pi->mclk_dpm_key_disabled) {
1515 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_MCLKDPM_Disable);
1516 if (smc_result != PPSMC_Result_OK)
1517 return -EINVAL;
1518 }
1519 }
1520
1521 return 0;
1522 }
1523
1524 static int ci_start_dpm(struct radeon_device *rdev)
1525 {
1526 struct ci_power_info *pi = ci_get_pi(rdev);
1527 PPSMC_Result smc_result;
1528 int ret;
1529 u32 tmp;
1530
1531 tmp = RREG32_SMC(GENERAL_PWRMGT);
1532 tmp |= GLOBAL_PWRMGT_EN;
1533 WREG32_SMC(GENERAL_PWRMGT, tmp);
1534
1535 tmp = RREG32_SMC(SCLK_PWRMGT_CNTL);
1536 tmp |= DYNAMIC_PM_EN;
1537 WREG32_SMC(SCLK_PWRMGT_CNTL, tmp);
1538
1539 ci_write_smc_soft_register(rdev, offsetof(SMU7_SoftRegisters, VoltageChangeTimeout), 0x1000);
1540
1541 WREG32_P(BIF_LNCNT_RESET, 0, ~RESET_LNCNT_EN);
1542
1543 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_Voltage_Cntl_Enable);
1544 if (smc_result != PPSMC_Result_OK)
1545 return -EINVAL;
1546
1547 ret = ci_enable_sclk_mclk_dpm(rdev, true);
1548 if (ret)
1549 return ret;
1550
1551 if (!pi->pcie_dpm_key_disabled) {
1552 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_PCIeDPM_Enable);
1553 if (smc_result != PPSMC_Result_OK)
1554 return -EINVAL;
1555 }
1556
1557 return 0;
1558 }
1559
1560 static int ci_freeze_sclk_mclk_dpm(struct radeon_device *rdev)
1561 {
1562 struct ci_power_info *pi = ci_get_pi(rdev);
1563 PPSMC_Result smc_result;
1564
1565 if (!pi->need_update_smu7_dpm_table)
1566 return 0;
1567
1568 if ((!pi->sclk_dpm_key_disabled) &&
1569 (pi->need_update_smu7_dpm_table & (DPMTABLE_OD_UPDATE_SCLK | DPMTABLE_UPDATE_SCLK))) {
1570 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_SCLKDPM_FreezeLevel);
1571 if (smc_result != PPSMC_Result_OK)
1572 return -EINVAL;
1573 }
1574
1575 if ((!pi->mclk_dpm_key_disabled) &&
1576 (pi->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_MCLK)) {
1577 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_MCLKDPM_FreezeLevel);
1578 if (smc_result != PPSMC_Result_OK)
1579 return -EINVAL;
1580 }
1581
1582 return 0;
1583 }
1584
1585 static int ci_stop_dpm(struct radeon_device *rdev)
1586 {
1587 struct ci_power_info *pi = ci_get_pi(rdev);
1588 PPSMC_Result smc_result;
1589 int ret;
1590 u32 tmp;
1591
1592 tmp = RREG32_SMC(GENERAL_PWRMGT);
1593 tmp &= ~GLOBAL_PWRMGT_EN;
1594 WREG32_SMC(GENERAL_PWRMGT, tmp);
1595
1596 tmp = RREG32_SMC(SCLK_PWRMGT_CNTL);
1597 tmp &= ~DYNAMIC_PM_EN;
1598 WREG32_SMC(SCLK_PWRMGT_CNTL, tmp);
1599
1600 if (!pi->pcie_dpm_key_disabled) {
1601 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_PCIeDPM_Disable);
1602 if (smc_result != PPSMC_Result_OK)
1603 return -EINVAL;
1604 }
1605
1606 ret = ci_enable_sclk_mclk_dpm(rdev, false);
1607 if (ret)
1608 return ret;
1609
1610 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_Voltage_Cntl_Disable);
1611 if (smc_result != PPSMC_Result_OK)
1612 return -EINVAL;
1613
1614 return 0;
1615 }
1616
1617 static void ci_enable_sclk_control(struct radeon_device *rdev, bool enable)
1618 {
1619 u32 tmp = RREG32_SMC(SCLK_PWRMGT_CNTL);
1620
1621 if (enable)
1622 tmp &= ~SCLK_PWRMGT_OFF;
1623 else
1624 tmp |= SCLK_PWRMGT_OFF;
1625 WREG32_SMC(SCLK_PWRMGT_CNTL, tmp);
1626 }
1627
1628 #if 0
1629 static int ci_notify_hw_of_power_source(struct radeon_device *rdev,
1630 bool ac_power)
1631 {
1632 struct ci_power_info *pi = ci_get_pi(rdev);
1633 struct radeon_cac_tdp_table *cac_tdp_table =
1634 rdev->pm.dpm.dyn_state.cac_tdp_table;
1635 u32 power_limit;
1636
1637 if (ac_power)
1638 power_limit = (u32)(cac_tdp_table->maximum_power_delivery_limit * 256);
1639 else
1640 power_limit = (u32)(cac_tdp_table->battery_power_limit * 256);
1641
1642 ci_set_power_limit(rdev, power_limit);
1643
1644 if (pi->caps_automatic_dc_transition) {
1645 if (ac_power)
1646 ci_send_msg_to_smc(rdev, PPSMC_MSG_RunningOnAC);
1647 else
1648 ci_send_msg_to_smc(rdev, PPSMC_MSG_Remove_DC_Clamp);
1649 }
1650
1651 return 0;
1652 }
1653 #endif
1654
1655 static PPSMC_Result ci_send_msg_to_smc(struct radeon_device *rdev, PPSMC_Msg msg)
1656 {
1657 u32 tmp;
1658 int i;
1659
1660 if (!ci_is_smc_running(rdev))
1661 return PPSMC_Result_Failed;
1662
1663 WREG32(SMC_MESSAGE_0, msg);
1664
1665 for (i = 0; i < rdev->usec_timeout; i++) {
1666 tmp = RREG32(SMC_RESP_0);
1667 if (tmp != 0)
1668 break;
1669 udelay(1);
1670 }
1671 tmp = RREG32(SMC_RESP_0);
1672
1673 return (PPSMC_Result)tmp;
1674 }
1675
1676 static PPSMC_Result ci_send_msg_to_smc_with_parameter(struct radeon_device *rdev,
1677 PPSMC_Msg msg, u32 parameter)
1678 {
1679 WREG32(SMC_MSG_ARG_0, parameter);
1680 return ci_send_msg_to_smc(rdev, msg);
1681 }
1682
1683 static PPSMC_Result ci_send_msg_to_smc_return_parameter(struct radeon_device *rdev,
1684 PPSMC_Msg msg, u32 *parameter)
1685 {
1686 PPSMC_Result smc_result;
1687
1688 smc_result = ci_send_msg_to_smc(rdev, msg);
1689
1690 if ((smc_result == PPSMC_Result_OK) && parameter)
1691 *parameter = RREG32(SMC_MSG_ARG_0);
1692
1693 return smc_result;
1694 }
1695
1696 static int ci_dpm_force_state_sclk(struct radeon_device *rdev, u32 n)
1697 {
1698 struct ci_power_info *pi = ci_get_pi(rdev);
1699
1700 if (!pi->sclk_dpm_key_disabled) {
1701 PPSMC_Result smc_result =
1702 ci_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_SCLKDPM_SetEnabledMask, 1 << n);
1703 if (smc_result != PPSMC_Result_OK)
1704 return -EINVAL;
1705 }
1706
1707 return 0;
1708 }
1709
1710 static int ci_dpm_force_state_mclk(struct radeon_device *rdev, u32 n)
1711 {
1712 struct ci_power_info *pi = ci_get_pi(rdev);
1713
1714 if (!pi->mclk_dpm_key_disabled) {
1715 PPSMC_Result smc_result =
1716 ci_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_MCLKDPM_SetEnabledMask, 1 << n);
1717 if (smc_result != PPSMC_Result_OK)
1718 return -EINVAL;
1719 }
1720
1721 return 0;
1722 }
1723
1724 static int ci_dpm_force_state_pcie(struct radeon_device *rdev, u32 n)
1725 {
1726 struct ci_power_info *pi = ci_get_pi(rdev);
1727
1728 if (!pi->pcie_dpm_key_disabled) {
1729 PPSMC_Result smc_result =
1730 ci_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_PCIeDPM_ForceLevel, n);
1731 if (smc_result != PPSMC_Result_OK)
1732 return -EINVAL;
1733 }
1734
1735 return 0;
1736 }
1737
1738 static int ci_set_power_limit(struct radeon_device *rdev, u32 n)
1739 {
1740 struct ci_power_info *pi = ci_get_pi(rdev);
1741
1742 if (pi->power_containment_features & POWERCONTAINMENT_FEATURE_PkgPwrLimit) {
1743 PPSMC_Result smc_result =
1744 ci_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_PkgPwrSetLimit, n);
1745 if (smc_result != PPSMC_Result_OK)
1746 return -EINVAL;
1747 }
1748
1749 return 0;
1750 }
1751
1752 static int ci_set_overdrive_target_tdp(struct radeon_device *rdev,
1753 u32 target_tdp)
1754 {
1755 PPSMC_Result smc_result =
1756 ci_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_OverDriveSetTargetTdp, target_tdp);
1757 if (smc_result != PPSMC_Result_OK)
1758 return -EINVAL;
1759 return 0;
1760 }
1761
1762 #if 0
1763 static int ci_set_boot_state(struct radeon_device *rdev)
1764 {
1765 return ci_enable_sclk_mclk_dpm(rdev, false);
1766 }
1767 #endif
1768
1769 static u32 ci_get_average_sclk_freq(struct radeon_device *rdev)
1770 {
1771 u32 sclk_freq;
1772 PPSMC_Result smc_result =
1773 ci_send_msg_to_smc_return_parameter(rdev,
1774 PPSMC_MSG_API_GetSclkFrequency,
1775 &sclk_freq);
1776 if (smc_result != PPSMC_Result_OK)
1777 sclk_freq = 0;
1778
1779 return sclk_freq;
1780 }
1781
1782 static u32 ci_get_average_mclk_freq(struct radeon_device *rdev)
1783 {
1784 u32 mclk_freq;
1785 PPSMC_Result smc_result =
1786 ci_send_msg_to_smc_return_parameter(rdev,
1787 PPSMC_MSG_API_GetMclkFrequency,
1788 &mclk_freq);
1789 if (smc_result != PPSMC_Result_OK)
1790 mclk_freq = 0;
1791
1792 return mclk_freq;
1793 }
1794
1795 static void ci_dpm_start_smc(struct radeon_device *rdev)
1796 {
1797 int i;
1798
1799 ci_program_jump_on_start(rdev);
1800 ci_start_smc_clock(rdev);
1801 ci_start_smc(rdev);
1802 for (i = 0; i < rdev->usec_timeout; i++) {
1803 if (RREG32_SMC(FIRMWARE_FLAGS) & INTERRUPTS_ENABLED)
1804 break;
1805 }
1806 }
1807
1808 static void ci_dpm_stop_smc(struct radeon_device *rdev)
1809 {
1810 ci_reset_smc(rdev);
1811 ci_stop_smc_clock(rdev);
1812 }
1813
1814 static int ci_process_firmware_header(struct radeon_device *rdev)
1815 {
1816 struct ci_power_info *pi = ci_get_pi(rdev);
1817 u32 tmp;
1818 int ret;
1819
1820 ret = ci_read_smc_sram_dword(rdev,
1821 SMU7_FIRMWARE_HEADER_LOCATION +
1822 offsetof(SMU7_Firmware_Header, DpmTable),
1823 &tmp, pi->sram_end);
1824 if (ret)
1825 return ret;
1826
1827 pi->dpm_table_start = tmp;
1828
1829 ret = ci_read_smc_sram_dword(rdev,
1830 SMU7_FIRMWARE_HEADER_LOCATION +
1831 offsetof(SMU7_Firmware_Header, SoftRegisters),
1832 &tmp, pi->sram_end);
1833 if (ret)
1834 return ret;
1835
1836 pi->soft_regs_start = tmp;
1837
1838 ret = ci_read_smc_sram_dword(rdev,
1839 SMU7_FIRMWARE_HEADER_LOCATION +
1840 offsetof(SMU7_Firmware_Header, mcRegisterTable),
1841 &tmp, pi->sram_end);
1842 if (ret)
1843 return ret;
1844
1845 pi->mc_reg_table_start = tmp;
1846
1847 ret = ci_read_smc_sram_dword(rdev,
1848 SMU7_FIRMWARE_HEADER_LOCATION +
1849 offsetof(SMU7_Firmware_Header, FanTable),
1850 &tmp, pi->sram_end);
1851 if (ret)
1852 return ret;
1853
1854 pi->fan_table_start = tmp;
1855
1856 ret = ci_read_smc_sram_dword(rdev,
1857 SMU7_FIRMWARE_HEADER_LOCATION +
1858 offsetof(SMU7_Firmware_Header, mcArbDramTimingTable),
1859 &tmp, pi->sram_end);
1860 if (ret)
1861 return ret;
1862
1863 pi->arb_table_start = tmp;
1864
1865 return 0;
1866 }
1867
1868 static void ci_read_clock_registers(struct radeon_device *rdev)
1869 {
1870 struct ci_power_info *pi = ci_get_pi(rdev);
1871
1872 pi->clock_registers.cg_spll_func_cntl =
1873 RREG32_SMC(CG_SPLL_FUNC_CNTL);
1874 pi->clock_registers.cg_spll_func_cntl_2 =
1875 RREG32_SMC(CG_SPLL_FUNC_CNTL_2);
1876 pi->clock_registers.cg_spll_func_cntl_3 =
1877 RREG32_SMC(CG_SPLL_FUNC_CNTL_3);
1878 pi->clock_registers.cg_spll_func_cntl_4 =
1879 RREG32_SMC(CG_SPLL_FUNC_CNTL_4);
1880 pi->clock_registers.cg_spll_spread_spectrum =
1881 RREG32_SMC(CG_SPLL_SPREAD_SPECTRUM);
1882 pi->clock_registers.cg_spll_spread_spectrum_2 =
1883 RREG32_SMC(CG_SPLL_SPREAD_SPECTRUM_2);
1884 pi->clock_registers.dll_cntl = RREG32(DLL_CNTL);
1885 pi->clock_registers.mclk_pwrmgt_cntl = RREG32(MCLK_PWRMGT_CNTL);
1886 pi->clock_registers.mpll_ad_func_cntl = RREG32(MPLL_AD_FUNC_CNTL);
1887 pi->clock_registers.mpll_dq_func_cntl = RREG32(MPLL_DQ_FUNC_CNTL);
1888 pi->clock_registers.mpll_func_cntl = RREG32(MPLL_FUNC_CNTL);
1889 pi->clock_registers.mpll_func_cntl_1 = RREG32(MPLL_FUNC_CNTL_1);
1890 pi->clock_registers.mpll_func_cntl_2 = RREG32(MPLL_FUNC_CNTL_2);
1891 pi->clock_registers.mpll_ss1 = RREG32(MPLL_SS1);
1892 pi->clock_registers.mpll_ss2 = RREG32(MPLL_SS2);
1893 }
1894
1895 static void ci_init_sclk_t(struct radeon_device *rdev)
1896 {
1897 struct ci_power_info *pi = ci_get_pi(rdev);
1898
1899 pi->low_sclk_interrupt_t = 0;
1900 }
1901
1902 static void ci_enable_thermal_protection(struct radeon_device *rdev,
1903 bool enable)
1904 {
1905 u32 tmp = RREG32_SMC(GENERAL_PWRMGT);
1906
1907 if (enable)
1908 tmp &= ~THERMAL_PROTECTION_DIS;
1909 else
1910 tmp |= THERMAL_PROTECTION_DIS;
1911 WREG32_SMC(GENERAL_PWRMGT, tmp);
1912 }
1913
1914 static void ci_enable_acpi_power_management(struct radeon_device *rdev)
1915 {
1916 u32 tmp = RREG32_SMC(GENERAL_PWRMGT);
1917
1918 tmp |= STATIC_PM_EN;
1919
1920 WREG32_SMC(GENERAL_PWRMGT, tmp);
1921 }
1922
1923 #if 0
1924 static int ci_enter_ulp_state(struct radeon_device *rdev)
1925 {
1926
1927 WREG32(SMC_MESSAGE_0, PPSMC_MSG_SwitchToMinimumPower);
1928
1929 udelay(25000);
1930
1931 return 0;
1932 }
1933
1934 static int ci_exit_ulp_state(struct radeon_device *rdev)
1935 {
1936 int i;
1937
1938 WREG32(SMC_MESSAGE_0, PPSMC_MSG_ResumeFromMinimumPower);
1939
1940 udelay(7000);
1941
1942 for (i = 0; i < rdev->usec_timeout; i++) {
1943 if (RREG32(SMC_RESP_0) == 1)
1944 break;
1945 udelay(1000);
1946 }
1947
1948 return 0;
1949 }
1950 #endif
1951
1952 static int ci_notify_smc_display_change(struct radeon_device *rdev,
1953 bool has_display)
1954 {
1955 PPSMC_Msg msg = has_display ? PPSMC_MSG_HasDisplay : PPSMC_MSG_NoDisplay;
1956
1957 return (ci_send_msg_to_smc(rdev, msg) == PPSMC_Result_OK) ? 0 : -EINVAL;
1958 }
1959
1960 static int ci_enable_ds_master_switch(struct radeon_device *rdev,
1961 bool enable)
1962 {
1963 struct ci_power_info *pi = ci_get_pi(rdev);
1964
1965 if (enable) {
1966 if (pi->caps_sclk_ds) {
1967 if (ci_send_msg_to_smc(rdev, PPSMC_MSG_MASTER_DeepSleep_ON) != PPSMC_Result_OK)
1968 return -EINVAL;
1969 } else {
1970 if (ci_send_msg_to_smc(rdev, PPSMC_MSG_MASTER_DeepSleep_OFF) != PPSMC_Result_OK)
1971 return -EINVAL;
1972 }
1973 } else {
1974 if (pi->caps_sclk_ds) {
1975 if (ci_send_msg_to_smc(rdev, PPSMC_MSG_MASTER_DeepSleep_OFF) != PPSMC_Result_OK)
1976 return -EINVAL;
1977 }
1978 }
1979
1980 return 0;
1981 }
1982
1983 static void ci_program_display_gap(struct radeon_device *rdev)
1984 {
1985 u32 tmp = RREG32_SMC(CG_DISPLAY_GAP_CNTL);
1986 u32 pre_vbi_time_in_us;
1987 u32 frame_time_in_us;
1988 u32 ref_clock = rdev->clock.spll.reference_freq;
1989 u32 refresh_rate = r600_dpm_get_vrefresh(rdev);
1990 u32 vblank_time = r600_dpm_get_vblank_time(rdev);
1991
1992 tmp &= ~DISP_GAP_MASK;
1993 if (rdev->pm.dpm.new_active_crtc_count > 0)
1994 tmp |= DISP_GAP(R600_PM_DISPLAY_GAP_VBLANK_OR_WM);
1995 else
1996 tmp |= DISP_GAP(R600_PM_DISPLAY_GAP_IGNORE);
1997 WREG32_SMC(CG_DISPLAY_GAP_CNTL, tmp);
1998
1999 if (refresh_rate == 0)
2000 refresh_rate = 60;
2001 if (vblank_time == 0xffffffff)
2002 vblank_time = 500;
2003 frame_time_in_us = 1000000 / refresh_rate;
2004 pre_vbi_time_in_us =
2005 frame_time_in_us - 200 - vblank_time;
2006 tmp = pre_vbi_time_in_us * (ref_clock / 100);
2007
2008 WREG32_SMC(CG_DISPLAY_GAP_CNTL2, tmp);
2009 ci_write_smc_soft_register(rdev, offsetof(SMU7_SoftRegisters, PreVBlankGap), 0x64);
2010 ci_write_smc_soft_register(rdev, offsetof(SMU7_SoftRegisters, VBlankTimeout), (frame_time_in_us - pre_vbi_time_in_us));
2011
2012
2013 ci_notify_smc_display_change(rdev, (rdev->pm.dpm.new_active_crtc_count == 1));
2014
2015 }
2016
2017 static void ci_enable_spread_spectrum(struct radeon_device *rdev, bool enable)
2018 {
2019 struct ci_power_info *pi = ci_get_pi(rdev);
2020 u32 tmp;
2021
2022 if (enable) {
2023 if (pi->caps_sclk_ss_support) {
2024 tmp = RREG32_SMC(GENERAL_PWRMGT);
2025 tmp |= DYN_SPREAD_SPECTRUM_EN;
2026 WREG32_SMC(GENERAL_PWRMGT, tmp);
2027 }
2028 } else {
2029 tmp = RREG32_SMC(CG_SPLL_SPREAD_SPECTRUM);
2030 tmp &= ~SSEN;
2031 WREG32_SMC(CG_SPLL_SPREAD_SPECTRUM, tmp);
2032
2033 tmp = RREG32_SMC(GENERAL_PWRMGT);
2034 tmp &= ~DYN_SPREAD_SPECTRUM_EN;
2035 WREG32_SMC(GENERAL_PWRMGT, tmp);
2036 }
2037 }
2038
2039 static void ci_program_sstp(struct radeon_device *rdev)
2040 {
2041 WREG32_SMC(CG_SSP, (SSTU(R600_SSTU_DFLT) | SST(R600_SST_DFLT)));
2042 }
2043
2044 static void ci_enable_display_gap(struct radeon_device *rdev)
2045 {
2046 u32 tmp = RREG32_SMC(CG_DISPLAY_GAP_CNTL);
2047
2048 tmp &= ~(DISP_GAP_MASK | DISP_GAP_MCHG_MASK);
2049 tmp |= (DISP_GAP(R600_PM_DISPLAY_GAP_IGNORE) |
2050 DISP_GAP_MCHG(R600_PM_DISPLAY_GAP_VBLANK));
2051
2052 WREG32_SMC(CG_DISPLAY_GAP_CNTL, tmp);
2053 }
2054
2055 static void ci_program_vc(struct radeon_device *rdev)
2056 {
2057 u32 tmp;
2058
2059 tmp = RREG32_SMC(SCLK_PWRMGT_CNTL);
2060 tmp &= ~(RESET_SCLK_CNT | RESET_BUSY_CNT);
2061 WREG32_SMC(SCLK_PWRMGT_CNTL, tmp);
2062
2063 WREG32_SMC(CG_FTV_0, CISLANDS_VRC_DFLT0);
2064 WREG32_SMC(CG_FTV_1, CISLANDS_VRC_DFLT1);
2065 WREG32_SMC(CG_FTV_2, CISLANDS_VRC_DFLT2);
2066 WREG32_SMC(CG_FTV_3, CISLANDS_VRC_DFLT3);
2067 WREG32_SMC(CG_FTV_4, CISLANDS_VRC_DFLT4);
2068 WREG32_SMC(CG_FTV_5, CISLANDS_VRC_DFLT5);
2069 WREG32_SMC(CG_FTV_6, CISLANDS_VRC_DFLT6);
2070 WREG32_SMC(CG_FTV_7, CISLANDS_VRC_DFLT7);
2071 }
2072
2073 static void ci_clear_vc(struct radeon_device *rdev)
2074 {
2075 u32 tmp;
2076
2077 tmp = RREG32_SMC(SCLK_PWRMGT_CNTL);
2078 tmp |= (RESET_SCLK_CNT | RESET_BUSY_CNT);
2079 WREG32_SMC(SCLK_PWRMGT_CNTL, tmp);
2080
2081 WREG32_SMC(CG_FTV_0, 0);
2082 WREG32_SMC(CG_FTV_1, 0);
2083 WREG32_SMC(CG_FTV_2, 0);
2084 WREG32_SMC(CG_FTV_3, 0);
2085 WREG32_SMC(CG_FTV_4, 0);
2086 WREG32_SMC(CG_FTV_5, 0);
2087 WREG32_SMC(CG_FTV_6, 0);
2088 WREG32_SMC(CG_FTV_7, 0);
2089 }
2090
2091 static int ci_upload_firmware(struct radeon_device *rdev)
2092 {
2093 struct ci_power_info *pi = ci_get_pi(rdev);
2094 int i, ret;
2095
2096 for (i = 0; i < rdev->usec_timeout; i++) {
2097 if (RREG32_SMC(RCU_UC_EVENTS) & BOOT_SEQ_DONE)
2098 break;
2099 }
2100 WREG32_SMC(SMC_SYSCON_MISC_CNTL, 1);
2101
2102 ci_stop_smc_clock(rdev);
2103 ci_reset_smc(rdev);
2104
2105 ret = ci_load_smc_ucode(rdev, pi->sram_end);
2106
2107 return ret;
2108
2109 }
2110
2111 static int ci_get_svi2_voltage_table(struct radeon_device *rdev,
2112 struct radeon_clock_voltage_dependency_table *voltage_dependency_table,
2113 struct atom_voltage_table *voltage_table)
2114 {
2115 u32 i;
2116
2117 if (voltage_dependency_table == NULL)
2118 return -EINVAL;
2119
2120 voltage_table->mask_low = 0;
2121 voltage_table->phase_delay = 0;
2122
2123 voltage_table->count = voltage_dependency_table->count;
2124 for (i = 0; i < voltage_table->count; i++) {
2125 voltage_table->entries[i].value = voltage_dependency_table->entries[i].v;
2126 voltage_table->entries[i].smio_low = 0;
2127 }
2128
2129 return 0;
2130 }
2131
2132 static int ci_construct_voltage_tables(struct radeon_device *rdev)
2133 {
2134 struct ci_power_info *pi = ci_get_pi(rdev);
2135 int ret;
2136
2137 if (pi->voltage_control == CISLANDS_VOLTAGE_CONTROL_BY_GPIO) {
2138 ret = radeon_atom_get_voltage_table(rdev, VOLTAGE_TYPE_VDDC,
2139 VOLTAGE_OBJ_GPIO_LUT,
2140 &pi->vddc_voltage_table);
2141 if (ret)
2142 return ret;
2143 } else if (pi->voltage_control == CISLANDS_VOLTAGE_CONTROL_BY_SVID2) {
2144 ret = ci_get_svi2_voltage_table(rdev,
2145 &rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk,
2146 &pi->vddc_voltage_table);
2147 if (ret)
2148 return ret;
2149 }
2150
2151 if (pi->vddc_voltage_table.count > SMU7_MAX_LEVELS_VDDC)
2152 si_trim_voltage_table_to_fit_state_table(rdev, SMU7_MAX_LEVELS_VDDC,
2153 &pi->vddc_voltage_table);
2154
2155 if (pi->vddci_control == CISLANDS_VOLTAGE_CONTROL_BY_GPIO) {
2156 ret = radeon_atom_get_voltage_table(rdev, VOLTAGE_TYPE_VDDCI,
2157 VOLTAGE_OBJ_GPIO_LUT,
2158 &pi->vddci_voltage_table);
2159 if (ret)
2160 return ret;
2161 } else if (pi->vddci_control == CISLANDS_VOLTAGE_CONTROL_BY_SVID2) {
2162 ret = ci_get_svi2_voltage_table(rdev,
2163 &rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk,
2164 &pi->vddci_voltage_table);
2165 if (ret)
2166 return ret;
2167 }
2168
2169 if (pi->vddci_voltage_table.count > SMU7_MAX_LEVELS_VDDCI)
2170 si_trim_voltage_table_to_fit_state_table(rdev, SMU7_MAX_LEVELS_VDDCI,
2171 &pi->vddci_voltage_table);
2172
2173 if (pi->mvdd_control == CISLANDS_VOLTAGE_CONTROL_BY_GPIO) {
2174 ret = radeon_atom_get_voltage_table(rdev, VOLTAGE_TYPE_MVDDC,
2175 VOLTAGE_OBJ_GPIO_LUT,
2176 &pi->mvdd_voltage_table);
2177 if (ret)
2178 return ret;
2179 } else if (pi->mvdd_control == CISLANDS_VOLTAGE_CONTROL_BY_SVID2) {
2180 ret = ci_get_svi2_voltage_table(rdev,
2181 &rdev->pm.dpm.dyn_state.mvdd_dependency_on_mclk,
2182 &pi->mvdd_voltage_table);
2183 if (ret)
2184 return ret;
2185 }
2186
2187 if (pi->mvdd_voltage_table.count > SMU7_MAX_LEVELS_MVDD)
2188 si_trim_voltage_table_to_fit_state_table(rdev, SMU7_MAX_LEVELS_MVDD,
2189 &pi->mvdd_voltage_table);
2190
2191 return 0;
2192 }
2193
2194 static void ci_populate_smc_voltage_table(struct radeon_device *rdev,
2195 struct atom_voltage_table_entry *voltage_table,
2196 SMU7_Discrete_VoltageLevel *smc_voltage_table)
2197 {
2198 int ret;
2199
2200 ret = ci_get_std_voltage_value_sidd(rdev, voltage_table,
2201 &smc_voltage_table->StdVoltageHiSidd,
2202 &smc_voltage_table->StdVoltageLoSidd);
2203
2204 if (ret) {
2205 smc_voltage_table->StdVoltageHiSidd = voltage_table->value * VOLTAGE_SCALE;
2206 smc_voltage_table->StdVoltageLoSidd = voltage_table->value * VOLTAGE_SCALE;
2207 }
2208
2209 smc_voltage_table->Voltage = cpu_to_be16(voltage_table->value * VOLTAGE_SCALE);
2210 smc_voltage_table->StdVoltageHiSidd =
2211 cpu_to_be16(smc_voltage_table->StdVoltageHiSidd);
2212 smc_voltage_table->StdVoltageLoSidd =
2213 cpu_to_be16(smc_voltage_table->StdVoltageLoSidd);
2214 }
2215
2216 static int ci_populate_smc_vddc_table(struct radeon_device *rdev,
2217 SMU7_Discrete_DpmTable *table)
2218 {
2219 struct ci_power_info *pi = ci_get_pi(rdev);
2220 unsigned int count;
2221
2222 table->VddcLevelCount = pi->vddc_voltage_table.count;
2223 for (count = 0; count < table->VddcLevelCount; count++) {
2224 ci_populate_smc_voltage_table(rdev,
2225 &pi->vddc_voltage_table.entries[count],
2226 &table->VddcLevel[count]);
2227
2228 if (pi->voltage_control == CISLANDS_VOLTAGE_CONTROL_BY_GPIO)
2229 table->VddcLevel[count].Smio |=
2230 pi->vddc_voltage_table.entries[count].smio_low;
2231 else
2232 table->VddcLevel[count].Smio = 0;
2233 }
2234 table->VddcLevelCount = cpu_to_be32(table->VddcLevelCount);
2235
2236 return 0;
2237 }
2238
2239 static int ci_populate_smc_vddci_table(struct radeon_device *rdev,
2240 SMU7_Discrete_DpmTable *table)
2241 {
2242 unsigned int count;
2243 struct ci_power_info *pi = ci_get_pi(rdev);
2244
2245 table->VddciLevelCount = pi->vddci_voltage_table.count;
2246 for (count = 0; count < table->VddciLevelCount; count++) {
2247 ci_populate_smc_voltage_table(rdev,
2248 &pi->vddci_voltage_table.entries[count],
2249 &table->VddciLevel[count]);
2250
2251 if (pi->vddci_control == CISLANDS_VOLTAGE_CONTROL_BY_GPIO)
2252 table->VddciLevel[count].Smio |=
2253 pi->vddci_voltage_table.entries[count].smio_low;
2254 else
2255 table->VddciLevel[count].Smio = 0;
2256 }
2257 table->VddciLevelCount = cpu_to_be32(table->VddciLevelCount);
2258
2259 return 0;
2260 }
2261
2262 static int ci_populate_smc_mvdd_table(struct radeon_device *rdev,
2263 SMU7_Discrete_DpmTable *table)
2264 {
2265 struct ci_power_info *pi = ci_get_pi(rdev);
2266 unsigned int count;
2267
2268 table->MvddLevelCount = pi->mvdd_voltage_table.count;
2269 for (count = 0; count < table->MvddLevelCount; count++) {
2270 ci_populate_smc_voltage_table(rdev,
2271 &pi->mvdd_voltage_table.entries[count],
2272 &table->MvddLevel[count]);
2273
2274 if (pi->mvdd_control == CISLANDS_VOLTAGE_CONTROL_BY_GPIO)
2275 table->MvddLevel[count].Smio |=
2276 pi->mvdd_voltage_table.entries[count].smio_low;
2277 else
2278 table->MvddLevel[count].Smio = 0;
2279 }
2280 table->MvddLevelCount = cpu_to_be32(table->MvddLevelCount);
2281
2282 return 0;
2283 }
2284
2285 static int ci_populate_smc_voltage_tables(struct radeon_device *rdev,
2286 SMU7_Discrete_DpmTable *table)
2287 {
2288 int ret;
2289
2290 ret = ci_populate_smc_vddc_table(rdev, table);
2291 if (ret)
2292 return ret;
2293
2294 ret = ci_populate_smc_vddci_table(rdev, table);
2295 if (ret)
2296 return ret;
2297
2298 ret = ci_populate_smc_mvdd_table(rdev, table);
2299 if (ret)
2300 return ret;
2301
2302 return 0;
2303 }
2304
2305 static int ci_populate_mvdd_value(struct radeon_device *rdev, u32 mclk,
2306 SMU7_Discrete_VoltageLevel *voltage)
2307 {
2308 struct ci_power_info *pi = ci_get_pi(rdev);
2309 u32 i = 0;
2310
2311 if (pi->mvdd_control != CISLANDS_VOLTAGE_CONTROL_NONE) {
2312 for (i = 0; i < rdev->pm.dpm.dyn_state.mvdd_dependency_on_mclk.count; i++) {
2313 if (mclk <= rdev->pm.dpm.dyn_state.mvdd_dependency_on_mclk.entries[i].clk) {
2314 voltage->Voltage = pi->mvdd_voltage_table.entries[i].value;
2315 break;
2316 }
2317 }
2318
2319 if (i >= rdev->pm.dpm.dyn_state.mvdd_dependency_on_mclk.count)
2320 return -EINVAL;
2321 }
2322
2323 return -EINVAL;
2324 }
2325
2326 static int ci_get_std_voltage_value_sidd(struct radeon_device *rdev,
2327 struct atom_voltage_table_entry *voltage_table,
2328 u16 *std_voltage_hi_sidd, u16 *std_voltage_lo_sidd)
2329 {
2330 u16 v_index, idx;
2331 bool voltage_found = false;
2332 *std_voltage_hi_sidd = voltage_table->value * VOLTAGE_SCALE;
2333 *std_voltage_lo_sidd = voltage_table->value * VOLTAGE_SCALE;
2334
2335 if (rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries == NULL)
2336 return -EINVAL;
2337
2338 if (rdev->pm.dpm.dyn_state.cac_leakage_table.entries) {
2339 for (v_index = 0; (u32)v_index < rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.count; v_index++) {
2340 if (voltage_table->value ==
2341 rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[v_index].v) {
2342 voltage_found = true;
2343 if ((u32)v_index < rdev->pm.dpm.dyn_state.cac_leakage_table.count)
2344 idx = v_index;
2345 else
2346 idx = rdev->pm.dpm.dyn_state.cac_leakage_table.count - 1;
2347 *std_voltage_lo_sidd =
2348 rdev->pm.dpm.dyn_state.cac_leakage_table.entries[idx].vddc * VOLTAGE_SCALE;
2349 *std_voltage_hi_sidd =
2350 rdev->pm.dpm.dyn_state.cac_leakage_table.entries[idx].leakage * VOLTAGE_SCALE;
2351 break;
2352 }
2353 }
2354
2355 if (!voltage_found) {
2356 for (v_index = 0; (u32)v_index < rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.count; v_index++) {
2357 if (voltage_table->value <=
2358 rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[v_index].v) {
2359 voltage_found = true;
2360 if ((u32)v_index < rdev->pm.dpm.dyn_state.cac_leakage_table.count)
2361 idx = v_index;
2362 else
2363 idx = rdev->pm.dpm.dyn_state.cac_leakage_table.count - 1;
2364 *std_voltage_lo_sidd =
2365 rdev->pm.dpm.dyn_state.cac_leakage_table.entries[idx].vddc * VOLTAGE_SCALE;
2366 *std_voltage_hi_sidd =
2367 rdev->pm.dpm.dyn_state.cac_leakage_table.entries[idx].leakage * VOLTAGE_SCALE;
2368 break;
2369 }
2370 }
2371 }
2372 }
2373
2374 return 0;
2375 }
2376
2377 static void ci_populate_phase_value_based_on_sclk(struct radeon_device *rdev,
2378 const struct radeon_phase_shedding_limits_table *limits,
2379 u32 sclk,
2380 u32 *phase_shedding)
2381 {
2382 unsigned int i;
2383
2384 *phase_shedding = 1;
2385
2386 for (i = 0; i < limits->count; i++) {
2387 if (sclk < limits->entries[i].sclk) {
2388 *phase_shedding = i;
2389 break;
2390 }
2391 }
2392 }
2393
2394 static void ci_populate_phase_value_based_on_mclk(struct radeon_device *rdev,
2395 const struct radeon_phase_shedding_limits_table *limits,
2396 u32 mclk,
2397 u32 *phase_shedding)
2398 {
2399 unsigned int i;
2400
2401 *phase_shedding = 1;
2402
2403 for (i = 0; i < limits->count; i++) {
2404 if (mclk < limits->entries[i].mclk) {
2405 *phase_shedding = i;
2406 break;
2407 }
2408 }
2409 }
2410
2411 static int ci_init_arb_table_index(struct radeon_device *rdev)
2412 {
2413 struct ci_power_info *pi = ci_get_pi(rdev);
2414 u32 tmp;
2415 int ret;
2416
2417 ret = ci_read_smc_sram_dword(rdev, pi->arb_table_start,
2418 &tmp, pi->sram_end);
2419 if (ret)
2420 return ret;
2421
2422 tmp &= 0x00FFFFFF;
2423 tmp |= MC_CG_ARB_FREQ_F1 << 24;
2424
2425 return ci_write_smc_sram_dword(rdev, pi->arb_table_start,
2426 tmp, pi->sram_end);
2427 }
2428
2429 static int ci_get_dependency_volt_by_clk(struct radeon_device *rdev,
2430 struct radeon_clock_voltage_dependency_table *allowed_clock_voltage_table,
2431 u32 clock, u32 *voltage)
2432 {
2433 u32 i = 0;
2434
2435 if (allowed_clock_voltage_table->count == 0)
2436 return -EINVAL;
2437
2438 for (i = 0; i < allowed_clock_voltage_table->count; i++) {
2439 if (allowed_clock_voltage_table->entries[i].clk >= clock) {
2440 *voltage = allowed_clock_voltage_table->entries[i].v;
2441 return 0;
2442 }
2443 }
2444
2445 *voltage = allowed_clock_voltage_table->entries[i-1].v;
2446
2447 return 0;
2448 }
2449
2450 static u8 ci_get_sleep_divider_id_from_clock(struct radeon_device *rdev,
2451 u32 sclk, u32 min_sclk_in_sr)
2452 {
2453 u32 i;
2454 u32 tmp;
2455 u32 min = (min_sclk_in_sr > CISLAND_MINIMUM_ENGINE_CLOCK) ?
2456 min_sclk_in_sr : CISLAND_MINIMUM_ENGINE_CLOCK;
2457
2458 if (sclk < min)
2459 return 0;
2460
2461 for (i = CISLAND_MAX_DEEPSLEEP_DIVIDER_ID; ; i--) {
2462 tmp = sclk / (1 << i);
2463 if (tmp >= min || i == 0)
2464 break;
2465 }
2466
2467 return (u8)i;
2468 }
2469
2470 static int ci_initial_switch_from_arb_f0_to_f1(struct radeon_device *rdev)
2471 {
2472 return ni_copy_and_switch_arb_sets(rdev, MC_CG_ARB_FREQ_F0, MC_CG_ARB_FREQ_F1);
2473 }
2474
2475 static int ci_reset_to_default(struct radeon_device *rdev)
2476 {
2477 return (ci_send_msg_to_smc(rdev, PPSMC_MSG_ResetToDefaults) == PPSMC_Result_OK) ?
2478 0 : -EINVAL;
2479 }
2480
2481 static int ci_force_switch_to_arb_f0(struct radeon_device *rdev)
2482 {
2483 u32 tmp;
2484
2485 tmp = (RREG32_SMC(SMC_SCRATCH9) & 0x0000ff00) >> 8;
2486
2487 if (tmp == MC_CG_ARB_FREQ_F0)
2488 return 0;
2489
2490 return ni_copy_and_switch_arb_sets(rdev, tmp, MC_CG_ARB_FREQ_F0);
2491 }
2492
2493 static void ci_register_patching_mc_arb(struct radeon_device *rdev,
2494 const u32 engine_clock,
2495 const u32 memory_clock,
2496 u32 *dram_timimg2)
2497 {
2498 bool patch;
2499 u32 tmp, tmp2;
2500
2501 tmp = RREG32(MC_SEQ_MISC0);
2502 patch = ((tmp & 0x0000f00) == 0x300) ? true : false;
2503
2504 if (patch &&
2505 ((rdev->pdev->device == 0x67B0) ||
2506 (rdev->pdev->device == 0x67B1))) {
2507 if ((memory_clock > 100000) && (memory_clock <= 125000)) {
2508 tmp2 = (((0x31 * engine_clock) / 125000) - 1) & 0xff;
2509 *dram_timimg2 &= ~0x00ff0000;
2510 *dram_timimg2 |= tmp2 << 16;
2511 } else if ((memory_clock > 125000) && (memory_clock <= 137500)) {
2512 tmp2 = (((0x36 * engine_clock) / 137500) - 1) & 0xff;
2513 *dram_timimg2 &= ~0x00ff0000;
2514 *dram_timimg2 |= tmp2 << 16;
2515 }
2516 }
2517 }
2518
2519
2520 static int ci_populate_memory_timing_parameters(struct radeon_device *rdev,
2521 u32 sclk,
2522 u32 mclk,
2523 SMU7_Discrete_MCArbDramTimingTableEntry *arb_regs)
2524 {
2525 u32 dram_timing;
2526 u32 dram_timing2;
2527 u32 burst_time;
2528
2529 radeon_atom_set_engine_dram_timings(rdev, sclk, mclk);
2530
2531 dram_timing = RREG32(MC_ARB_DRAM_TIMING);
2532 dram_timing2 = RREG32(MC_ARB_DRAM_TIMING2);
2533 burst_time = RREG32(MC_ARB_BURST_TIME) & STATE0_MASK;
2534
2535 ci_register_patching_mc_arb(rdev, sclk, mclk, &dram_timing2);
2536
2537 arb_regs->McArbDramTiming = cpu_to_be32(dram_timing);
2538 arb_regs->McArbDramTiming2 = cpu_to_be32(dram_timing2);
2539 arb_regs->McArbBurstTime = (u8)burst_time;
2540
2541 return 0;
2542 }
2543
2544 static int ci_do_program_memory_timing_parameters(struct radeon_device *rdev)
2545 {
2546 struct ci_power_info *pi = ci_get_pi(rdev);
2547 SMU7_Discrete_MCArbDramTimingTable arb_regs;
2548 u32 i, j;
2549 int ret = 0;
2550
2551 memset(&arb_regs, 0, sizeof(SMU7_Discrete_MCArbDramTimingTable));
2552
2553 for (i = 0; i < pi->dpm_table.sclk_table.count; i++) {
2554 for (j = 0; j < pi->dpm_table.mclk_table.count; j++) {
2555 ret = ci_populate_memory_timing_parameters(rdev,
2556 pi->dpm_table.sclk_table.dpm_levels[i].value,
2557 pi->dpm_table.mclk_table.dpm_levels[j].value,
2558 &arb_regs.entries[i][j]);
2559 if (ret)
2560 break;
2561 }
2562 }
2563
2564 if (ret == 0)
2565 ret = ci_copy_bytes_to_smc(rdev,
2566 pi->arb_table_start,
2567 (u8 *)&arb_regs,
2568 sizeof(SMU7_Discrete_MCArbDramTimingTable),
2569 pi->sram_end);
2570
2571 return ret;
2572 }
2573
2574 static int ci_program_memory_timing_parameters(struct radeon_device *rdev)
2575 {
2576 struct ci_power_info *pi = ci_get_pi(rdev);
2577
2578 if (pi->need_update_smu7_dpm_table == 0)
2579 return 0;
2580
2581 return ci_do_program_memory_timing_parameters(rdev);
2582 }
2583
2584 static void ci_populate_smc_initial_state(struct radeon_device *rdev,
2585 struct radeon_ps *radeon_boot_state)
2586 {
2587 struct ci_ps *boot_state = ci_get_ps(radeon_boot_state);
2588 struct ci_power_info *pi = ci_get_pi(rdev);
2589 u32 level = 0;
2590
2591 for (level = 0; level < rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.count; level++) {
2592 if (rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[level].clk >=
2593 boot_state->performance_levels[0].sclk) {
2594 pi->smc_state_table.GraphicsBootLevel = level;
2595 break;
2596 }
2597 }
2598
2599 for (level = 0; level < rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk.count; level++) {
2600 if (rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk.entries[level].clk >=
2601 boot_state->performance_levels[0].mclk) {
2602 pi->smc_state_table.MemoryBootLevel = level;
2603 break;
2604 }
2605 }
2606 }
2607
2608 static u32 ci_get_dpm_level_enable_mask_value(struct ci_single_dpm_table *dpm_table)
2609 {
2610 u32 i;
2611 u32 mask_value = 0;
2612
2613 for (i = dpm_table->count; i > 0; i--) {
2614 mask_value = mask_value << 1;
2615 if (dpm_table->dpm_levels[i-1].enabled)
2616 mask_value |= 0x1;
2617 else
2618 mask_value &= 0xFFFFFFFE;
2619 }
2620
2621 return mask_value;
2622 }
2623
2624 static void ci_populate_smc_link_level(struct radeon_device *rdev,
2625 SMU7_Discrete_DpmTable *table)
2626 {
2627 struct ci_power_info *pi = ci_get_pi(rdev);
2628 struct ci_dpm_table *dpm_table = &pi->dpm_table;
2629 u32 i;
2630
2631 for (i = 0; i < dpm_table->pcie_speed_table.count; i++) {
2632 table->LinkLevel[i].PcieGenSpeed =
2633 (u8)dpm_table->pcie_speed_table.dpm_levels[i].value;
2634 table->LinkLevel[i].PcieLaneCount =
2635 r600_encode_pci_lane_width(dpm_table->pcie_speed_table.dpm_levels[i].param1);
2636 table->LinkLevel[i].EnabledForActivity = 1;
2637 table->LinkLevel[i].DownT = cpu_to_be32(5);
2638 table->LinkLevel[i].UpT = cpu_to_be32(30);
2639 }
2640
2641 pi->smc_state_table.LinkLevelCount = (u8)dpm_table->pcie_speed_table.count;
2642 pi->dpm_level_enable_mask.pcie_dpm_enable_mask =
2643 ci_get_dpm_level_enable_mask_value(&dpm_table->pcie_speed_table);
2644 }
2645
2646 static int ci_populate_smc_uvd_level(struct radeon_device *rdev,
2647 SMU7_Discrete_DpmTable *table)
2648 {
2649 u32 count;
2650 struct atom_clock_dividers dividers;
2651 int ret = -EINVAL;
2652
2653 table->UvdLevelCount =
2654 rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.count;
2655
2656 for (count = 0; count < table->UvdLevelCount; count++) {
2657 table->UvdLevel[count].VclkFrequency =
2658 rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[count].vclk;
2659 table->UvdLevel[count].DclkFrequency =
2660 rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[count].dclk;
2661 table->UvdLevel[count].MinVddc =
2662 rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[count].v * VOLTAGE_SCALE;
2663 table->UvdLevel[count].MinVddcPhases = 1;
2664
2665 ret = radeon_atom_get_clock_dividers(rdev,
2666 COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
2667 table->UvdLevel[count].VclkFrequency, false, &dividers);
2668 if (ret)
2669 return ret;
2670
2671 table->UvdLevel[count].VclkDivider = (u8)dividers.post_divider;
2672
2673 ret = radeon_atom_get_clock_dividers(rdev,
2674 COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
2675 table->UvdLevel[count].DclkFrequency, false, &dividers);
2676 if (ret)
2677 return ret;
2678
2679 table->UvdLevel[count].DclkDivider = (u8)dividers.post_divider;
2680
2681 table->UvdLevel[count].VclkFrequency = cpu_to_be32(table->UvdLevel[count].VclkFrequency);
2682 table->UvdLevel[count].DclkFrequency = cpu_to_be32(table->UvdLevel[count].DclkFrequency);
2683 table->UvdLevel[count].MinVddc = cpu_to_be16(table->UvdLevel[count].MinVddc);
2684 }
2685
2686 return ret;
2687 }
2688
2689 static int ci_populate_smc_vce_level(struct radeon_device *rdev,
2690 SMU7_Discrete_DpmTable *table)
2691 {
2692 u32 count;
2693 struct atom_clock_dividers dividers;
2694 int ret = -EINVAL;
2695
2696 table->VceLevelCount =
2697 rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.count;
2698
2699 for (count = 0; count < table->VceLevelCount; count++) {
2700 table->VceLevel[count].Frequency =
2701 rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries[count].evclk;
2702 table->VceLevel[count].MinVoltage =
2703 (u16)rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries[count].v * VOLTAGE_SCALE;
2704 table->VceLevel[count].MinPhases = 1;
2705
2706 ret = radeon_atom_get_clock_dividers(rdev,
2707 COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
2708 table->VceLevel[count].Frequency, false, &dividers);
2709 if (ret)
2710 return ret;
2711
2712 table->VceLevel[count].Divider = (u8)dividers.post_divider;
2713
2714 table->VceLevel[count].Frequency = cpu_to_be32(table->VceLevel[count].Frequency);
2715 table->VceLevel[count].MinVoltage = cpu_to_be16(table->VceLevel[count].MinVoltage);
2716 }
2717
2718 return ret;
2719
2720 }
2721
2722 static int ci_populate_smc_acp_level(struct radeon_device *rdev,
2723 SMU7_Discrete_DpmTable *table)
2724 {
2725 u32 count;
2726 struct atom_clock_dividers dividers;
2727 int ret = -EINVAL;
2728
2729 table->AcpLevelCount = (u8)
2730 (rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.count);
2731
2732 for (count = 0; count < table->AcpLevelCount; count++) {
2733 table->AcpLevel[count].Frequency =
2734 rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries[count].clk;
2735 table->AcpLevel[count].MinVoltage =
2736 rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries[count].v;
2737 table->AcpLevel[count].MinPhases = 1;
2738
2739 ret = radeon_atom_get_clock_dividers(rdev,
2740 COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
2741 table->AcpLevel[count].Frequency, false, &dividers);
2742 if (ret)
2743 return ret;
2744
2745 table->AcpLevel[count].Divider = (u8)dividers.post_divider;
2746
2747 table->AcpLevel[count].Frequency = cpu_to_be32(table->AcpLevel[count].Frequency);
2748 table->AcpLevel[count].MinVoltage = cpu_to_be16(table->AcpLevel[count].MinVoltage);
2749 }
2750
2751 return ret;
2752 }
2753
2754 static int ci_populate_smc_samu_level(struct radeon_device *rdev,
2755 SMU7_Discrete_DpmTable *table)
2756 {
2757 u32 count;
2758 struct atom_clock_dividers dividers;
2759 int ret = -EINVAL;
2760
2761 table->SamuLevelCount =
2762 rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.count;
2763
2764 for (count = 0; count < table->SamuLevelCount; count++) {
2765 table->SamuLevel[count].Frequency =
2766 rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries[count].clk;
2767 table->SamuLevel[count].MinVoltage =
2768 rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries[count].v * VOLTAGE_SCALE;
2769 table->SamuLevel[count].MinPhases = 1;
2770
2771 ret = radeon_atom_get_clock_dividers(rdev,
2772 COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
2773 table->SamuLevel[count].Frequency, false, &dividers);
2774 if (ret)
2775 return ret;
2776
2777 table->SamuLevel[count].Divider = (u8)dividers.post_divider;
2778
2779 table->SamuLevel[count].Frequency = cpu_to_be32(table->SamuLevel[count].Frequency);
2780 table->SamuLevel[count].MinVoltage = cpu_to_be16(table->SamuLevel[count].MinVoltage);
2781 }
2782
2783 return ret;
2784 }
2785
2786 static int ci_calculate_mclk_params(struct radeon_device *rdev,
2787 u32 memory_clock,
2788 SMU7_Discrete_MemoryLevel *mclk,
2789 bool strobe_mode,
2790 bool dll_state_on)
2791 {
2792 struct ci_power_info *pi = ci_get_pi(rdev);
2793 u32 dll_cntl = pi->clock_registers.dll_cntl;
2794 u32 mclk_pwrmgt_cntl = pi->clock_registers.mclk_pwrmgt_cntl;
2795 u32 mpll_ad_func_cntl = pi->clock_registers.mpll_ad_func_cntl;
2796 u32 mpll_dq_func_cntl = pi->clock_registers.mpll_dq_func_cntl;
2797 u32 mpll_func_cntl = pi->clock_registers.mpll_func_cntl;
2798 u32 mpll_func_cntl_1 = pi->clock_registers.mpll_func_cntl_1;
2799 u32 mpll_func_cntl_2 = pi->clock_registers.mpll_func_cntl_2;
2800 u32 mpll_ss1 = pi->clock_registers.mpll_ss1;
2801 u32 mpll_ss2 = pi->clock_registers.mpll_ss2;
2802 struct atom_mpll_param mpll_param;
2803 int ret;
2804
2805 ret = radeon_atom_get_memory_pll_dividers(rdev, memory_clock, strobe_mode, &mpll_param);
2806 if (ret)
2807 return ret;
2808
2809 mpll_func_cntl &= ~BWCTRL_MASK;
2810 mpll_func_cntl |= BWCTRL(mpll_param.bwcntl);
2811
2812 mpll_func_cntl_1 &= ~(CLKF_MASK | CLKFRAC_MASK | VCO_MODE_MASK);
2813 mpll_func_cntl_1 |= CLKF(mpll_param.clkf) |
2814 CLKFRAC(mpll_param.clkfrac) | VCO_MODE(mpll_param.vco_mode);
2815
2816 mpll_ad_func_cntl &= ~YCLK_POST_DIV_MASK;
2817 mpll_ad_func_cntl |= YCLK_POST_DIV(mpll_param.post_div);
2818
2819 if (pi->mem_gddr5) {
2820 mpll_dq_func_cntl &= ~(YCLK_SEL_MASK | YCLK_POST_DIV_MASK);
2821 mpll_dq_func_cntl |= YCLK_SEL(mpll_param.yclk_sel) |
2822 YCLK_POST_DIV(mpll_param.post_div);
2823 }
2824
2825 if (pi->caps_mclk_ss_support) {
2826 struct radeon_atom_ss ss;
2827 u32 freq_nom;
2828 u32 tmp;
2829 u32 reference_clock = rdev->clock.mpll.reference_freq;
2830
2831 if (mpll_param.qdr == 1)
2832 freq_nom = memory_clock * 4 * (1 << mpll_param.post_div);
2833 else
2834 freq_nom = memory_clock * 2 * (1 << mpll_param.post_div);
2835
2836 tmp = (freq_nom / reference_clock);
2837 tmp = tmp * tmp;
2838 if (radeon_atombios_get_asic_ss_info(rdev, &ss,
2839 ASIC_INTERNAL_MEMORY_SS, freq_nom)) {
2840 u32 clks = reference_clock * 5 / ss.rate;
2841 u32 clkv = (u32)((((131 * ss.percentage * ss.rate) / 100) * tmp) / freq_nom);
2842
2843 mpll_ss1 &= ~CLKV_MASK;
2844 mpll_ss1 |= CLKV(clkv);
2845
2846 mpll_ss2 &= ~CLKS_MASK;
2847 mpll_ss2 |= CLKS(clks);
2848 }
2849 }
2850
2851 mclk_pwrmgt_cntl &= ~DLL_SPEED_MASK;
2852 mclk_pwrmgt_cntl |= DLL_SPEED(mpll_param.dll_speed);
2853
2854 if (dll_state_on)
2855 mclk_pwrmgt_cntl |= MRDCK0_PDNB | MRDCK1_PDNB;
2856 else
2857 mclk_pwrmgt_cntl &= ~(MRDCK0_PDNB | MRDCK1_PDNB);
2858
2859 mclk->MclkFrequency = memory_clock;
2860 mclk->MpllFuncCntl = mpll_func_cntl;
2861 mclk->MpllFuncCntl_1 = mpll_func_cntl_1;
2862 mclk->MpllFuncCntl_2 = mpll_func_cntl_2;
2863 mclk->MpllAdFuncCntl = mpll_ad_func_cntl;
2864 mclk->MpllDqFuncCntl = mpll_dq_func_cntl;
2865 mclk->MclkPwrmgtCntl = mclk_pwrmgt_cntl;
2866 mclk->DllCntl = dll_cntl;
2867 mclk->MpllSs1 = mpll_ss1;
2868 mclk->MpllSs2 = mpll_ss2;
2869
2870 return 0;
2871 }
2872
2873 static int ci_populate_single_memory_level(struct radeon_device *rdev,
2874 u32 memory_clock,
2875 SMU7_Discrete_MemoryLevel *memory_level)
2876 {
2877 struct ci_power_info *pi = ci_get_pi(rdev);
2878 int ret;
2879 bool dll_state_on;
2880
2881 if (rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk.entries) {
2882 ret = ci_get_dependency_volt_by_clk(rdev,
2883 &rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk,
2884 memory_clock, &memory_level->MinVddc);
2885 if (ret)
2886 return ret;
2887 }
2888
2889 if (rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk.entries) {
2890 ret = ci_get_dependency_volt_by_clk(rdev,
2891 &rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk,
2892 memory_clock, &memory_level->MinVddci);
2893 if (ret)
2894 return ret;
2895 }
2896
2897 if (rdev->pm.dpm.dyn_state.mvdd_dependency_on_mclk.entries) {
2898 ret = ci_get_dependency_volt_by_clk(rdev,
2899 &rdev->pm.dpm.dyn_state.mvdd_dependency_on_mclk,
2900 memory_clock, &memory_level->MinMvdd);
2901 if (ret)
2902 return ret;
2903 }
2904
2905 memory_level->MinVddcPhases = 1;
2906
2907 if (pi->vddc_phase_shed_control)
2908 ci_populate_phase_value_based_on_mclk(rdev,
2909 &rdev->pm.dpm.dyn_state.phase_shedding_limits_table,
2910 memory_clock,
2911 &memory_level->MinVddcPhases);
2912
2913 memory_level->EnabledForThrottle = 1;
2914 memory_level->UpH = 0;
2915 memory_level->DownH = 100;
2916 memory_level->VoltageDownH = 0;
2917 memory_level->ActivityLevel = (u16)pi->mclk_activity_target;
2918
2919 memory_level->StutterEnable = false;
2920 memory_level->StrobeEnable = false;
2921 memory_level->EdcReadEnable = false;
2922 memory_level->EdcWriteEnable = false;
2923 memory_level->RttEnable = false;
2924
2925 memory_level->DisplayWatermark = PPSMC_DISPLAY_WATERMARK_LOW;
2926
2927 if (pi->mclk_stutter_mode_threshold &&
2928 (memory_clock <= pi->mclk_stutter_mode_threshold) &&
2929 (pi->uvd_enabled == false) &&
2930 (RREG32(DPG_PIPE_STUTTER_CONTROL) & STUTTER_ENABLE) &&
2931 (rdev->pm.dpm.new_active_crtc_count <= 2))
2932 memory_level->StutterEnable = true;
2933
2934 if (pi->mclk_strobe_mode_threshold &&
2935 (memory_clock <= pi->mclk_strobe_mode_threshold))
2936 memory_level->StrobeEnable = 1;
2937
2938 if (pi->mem_gddr5) {
2939 memory_level->StrobeRatio =
2940 si_get_mclk_frequency_ratio(memory_clock, memory_level->StrobeEnable);
2941 if (pi->mclk_edc_enable_threshold &&
2942 (memory_clock > pi->mclk_edc_enable_threshold))
2943 memory_level->EdcReadEnable = true;
2944
2945 if (pi->mclk_edc_wr_enable_threshold &&
2946 (memory_clock > pi->mclk_edc_wr_enable_threshold))
2947 memory_level->EdcWriteEnable = true;
2948
2949 if (memory_level->StrobeEnable) {
2950 if (si_get_mclk_frequency_ratio(memory_clock, true) >=
2951 ((RREG32(MC_SEQ_MISC7) >> 16) & 0xf))
2952 dll_state_on = ((RREG32(MC_SEQ_MISC5) >> 1) & 0x1) ? true : false;
2953 else
2954 dll_state_on = ((RREG32(MC_SEQ_MISC6) >> 1) & 0x1) ? true : false;
2955 } else {
2956 dll_state_on = pi->dll_default_on;
2957 }
2958 } else {
2959 memory_level->StrobeRatio = si_get_ddr3_mclk_frequency_ratio(memory_clock);
2960 dll_state_on = ((RREG32(MC_SEQ_MISC5) >> 1) & 0x1) ? true : false;
2961 }
2962
2963 ret = ci_calculate_mclk_params(rdev, memory_clock, memory_level, memory_level->StrobeEnable, dll_state_on);
2964 if (ret)
2965 return ret;
2966
2967 memory_level->MinVddc = cpu_to_be32(memory_level->MinVddc * VOLTAGE_SCALE);
2968 memory_level->MinVddcPhases = cpu_to_be32(memory_level->MinVddcPhases);
2969 memory_level->MinVddci = cpu_to_be32(memory_level->MinVddci * VOLTAGE_SCALE);
2970 memory_level->MinMvdd = cpu_to_be32(memory_level->MinMvdd * VOLTAGE_SCALE);
2971
2972 memory_level->MclkFrequency = cpu_to_be32(memory_level->MclkFrequency);
2973 memory_level->ActivityLevel = cpu_to_be16(memory_level->ActivityLevel);
2974 memory_level->MpllFuncCntl = cpu_to_be32(memory_level->MpllFuncCntl);
2975 memory_level->MpllFuncCntl_1 = cpu_to_be32(memory_level->MpllFuncCntl_1);
2976 memory_level->MpllFuncCntl_2 = cpu_to_be32(memory_level->MpllFuncCntl_2);
2977 memory_level->MpllAdFuncCntl = cpu_to_be32(memory_level->MpllAdFuncCntl);
2978 memory_level->MpllDqFuncCntl = cpu_to_be32(memory_level->MpllDqFuncCntl);
2979 memory_level->MclkPwrmgtCntl = cpu_to_be32(memory_level->MclkPwrmgtCntl);
2980 memory_level->DllCntl = cpu_to_be32(memory_level->DllCntl);
2981 memory_level->MpllSs1 = cpu_to_be32(memory_level->MpllSs1);
2982 memory_level->MpllSs2 = cpu_to_be32(memory_level->MpllSs2);
2983
2984 return 0;
2985 }
2986
2987 static int ci_populate_smc_acpi_level(struct radeon_device *rdev,
2988 SMU7_Discrete_DpmTable *table)
2989 {
2990 struct ci_power_info *pi = ci_get_pi(rdev);
2991 struct atom_clock_dividers dividers;
2992 SMU7_Discrete_VoltageLevel voltage_level;
2993 u32 spll_func_cntl = pi->clock_registers.cg_spll_func_cntl;
2994 u32 spll_func_cntl_2 = pi->clock_registers.cg_spll_func_cntl_2;
2995 u32 dll_cntl = pi->clock_registers.dll_cntl;
2996 u32 mclk_pwrmgt_cntl = pi->clock_registers.mclk_pwrmgt_cntl;
2997 int ret;
2998
2999 table->ACPILevel.Flags &= ~PPSMC_SWSTATE_FLAG_DC;
3000
3001 if (pi->acpi_vddc)
3002 table->ACPILevel.MinVddc = cpu_to_be32(pi->acpi_vddc * VOLTAGE_SCALE);
3003 else
3004 table->ACPILevel.MinVddc = cpu_to_be32(pi->min_vddc_in_pp_table * VOLTAGE_SCALE);
3005
3006 table->ACPILevel.MinVddcPhases = pi->vddc_phase_shed_control ? 0 : 1;
3007
3008 table->ACPILevel.SclkFrequency = rdev->clock.spll.reference_freq;
3009
3010 ret = radeon_atom_get_clock_dividers(rdev,
3011 COMPUTE_GPUCLK_INPUT_FLAG_SCLK,
3012 table->ACPILevel.SclkFrequency, false, &dividers);
3013 if (ret)
3014 return ret;
3015
3016 table->ACPILevel.SclkDid = (u8)dividers.post_divider;
3017 table->ACPILevel.DisplayWatermark = PPSMC_DISPLAY_WATERMARK_LOW;
3018 table->ACPILevel.DeepSleepDivId = 0;
3019
3020 spll_func_cntl &= ~SPLL_PWRON;
3021 spll_func_cntl |= SPLL_RESET;
3022
3023 spll_func_cntl_2 &= ~SCLK_MUX_SEL_MASK;
3024 spll_func_cntl_2 |= SCLK_MUX_SEL(4);
3025
3026 table->ACPILevel.CgSpllFuncCntl = spll_func_cntl;
3027 table->ACPILevel.CgSpllFuncCntl2 = spll_func_cntl_2;
3028 table->ACPILevel.CgSpllFuncCntl3 = pi->clock_registers.cg_spll_func_cntl_3;
3029 table->ACPILevel.CgSpllFuncCntl4 = pi->clock_registers.cg_spll_func_cntl_4;
3030 table->ACPILevel.SpllSpreadSpectrum = pi->clock_registers.cg_spll_spread_spectrum;
3031 table->ACPILevel.SpllSpreadSpectrum2 = pi->clock_registers.cg_spll_spread_spectrum_2;
3032 table->ACPILevel.CcPwrDynRm = 0;
3033 table->ACPILevel.CcPwrDynRm1 = 0;
3034
3035 table->ACPILevel.Flags = cpu_to_be32(table->ACPILevel.Flags);
3036 table->ACPILevel.MinVddcPhases = cpu_to_be32(table->ACPILevel.MinVddcPhases);
3037 table->ACPILevel.SclkFrequency = cpu_to_be32(table->ACPILevel.SclkFrequency);
3038 table->ACPILevel.CgSpllFuncCntl = cpu_to_be32(table->ACPILevel.CgSpllFuncCntl);
3039 table->ACPILevel.CgSpllFuncCntl2 = cpu_to_be32(table->ACPILevel.CgSpllFuncCntl2);
3040 table->ACPILevel.CgSpllFuncCntl3 = cpu_to_be32(table->ACPILevel.CgSpllFuncCntl3);
3041 table->ACPILevel.CgSpllFuncCntl4 = cpu_to_be32(table->ACPILevel.CgSpllFuncCntl4);
3042 table->ACPILevel.SpllSpreadSpectrum = cpu_to_be32(table->ACPILevel.SpllSpreadSpectrum);
3043 table->ACPILevel.SpllSpreadSpectrum2 = cpu_to_be32(table->ACPILevel.SpllSpreadSpectrum2);
3044 table->ACPILevel.CcPwrDynRm = cpu_to_be32(table->ACPILevel.CcPwrDynRm);
3045 table->ACPILevel.CcPwrDynRm1 = cpu_to_be32(table->ACPILevel.CcPwrDynRm1);
3046
3047 table->MemoryACPILevel.MinVddc = table->ACPILevel.MinVddc;
3048 table->MemoryACPILevel.MinVddcPhases = table->ACPILevel.MinVddcPhases;
3049
3050 if (pi->vddci_control != CISLANDS_VOLTAGE_CONTROL_NONE) {
3051 if (pi->acpi_vddci)
3052 table->MemoryACPILevel.MinVddci =
3053 cpu_to_be32(pi->acpi_vddci * VOLTAGE_SCALE);
3054 else
3055 table->MemoryACPILevel.MinVddci =
3056 cpu_to_be32(pi->min_vddci_in_pp_table * VOLTAGE_SCALE);
3057 }
3058
3059 if (ci_populate_mvdd_value(rdev, 0, &voltage_level))
3060 table->MemoryACPILevel.MinMvdd = 0;
3061 else
3062 table->MemoryACPILevel.MinMvdd =
3063 cpu_to_be32(voltage_level.Voltage * VOLTAGE_SCALE);
3064
3065 mclk_pwrmgt_cntl |= MRDCK0_RESET | MRDCK1_RESET;
3066 mclk_pwrmgt_cntl &= ~(MRDCK0_PDNB | MRDCK1_PDNB);
3067
3068 dll_cntl &= ~(MRDCK0_BYPASS | MRDCK1_BYPASS);
3069
3070 table->MemoryACPILevel.DllCntl = cpu_to_be32(dll_cntl);
3071 table->MemoryACPILevel.MclkPwrmgtCntl = cpu_to_be32(mclk_pwrmgt_cntl);
3072 table->MemoryACPILevel.MpllAdFuncCntl =
3073 cpu_to_be32(pi->clock_registers.mpll_ad_func_cntl);
3074 table->MemoryACPILevel.MpllDqFuncCntl =
3075 cpu_to_be32(pi->clock_registers.mpll_dq_func_cntl);
3076 table->MemoryACPILevel.MpllFuncCntl =
3077 cpu_to_be32(pi->clock_registers.mpll_func_cntl);
3078 table->MemoryACPILevel.MpllFuncCntl_1 =
3079 cpu_to_be32(pi->clock_registers.mpll_func_cntl_1);
3080 table->MemoryACPILevel.MpllFuncCntl_2 =
3081 cpu_to_be32(pi->clock_registers.mpll_func_cntl_2);
3082 table->MemoryACPILevel.MpllSs1 = cpu_to_be32(pi->clock_registers.mpll_ss1);
3083 table->MemoryACPILevel.MpllSs2 = cpu_to_be32(pi->clock_registers.mpll_ss2);
3084
3085 table->MemoryACPILevel.EnabledForThrottle = 0;
3086 table->MemoryACPILevel.EnabledForActivity = 0;
3087 table->MemoryACPILevel.UpH = 0;
3088 table->MemoryACPILevel.DownH = 100;
3089 table->MemoryACPILevel.VoltageDownH = 0;
3090 table->MemoryACPILevel.ActivityLevel =
3091 cpu_to_be16((u16)pi->mclk_activity_target);
3092
3093 table->MemoryACPILevel.StutterEnable = false;
3094 table->MemoryACPILevel.StrobeEnable = false;
3095 table->MemoryACPILevel.EdcReadEnable = false;
3096 table->MemoryACPILevel.EdcWriteEnable = false;
3097 table->MemoryACPILevel.RttEnable = false;
3098
3099 return 0;
3100 }
3101
3102
3103 static int ci_enable_ulv(struct radeon_device *rdev, bool enable)
3104 {
3105 struct ci_power_info *pi = ci_get_pi(rdev);
3106 struct ci_ulv_parm *ulv = &pi->ulv;
3107
3108 if (ulv->supported) {
3109 if (enable)
3110 return (ci_send_msg_to_smc(rdev, PPSMC_MSG_EnableULV) == PPSMC_Result_OK) ?
3111 0 : -EINVAL;
3112 else
3113 return (ci_send_msg_to_smc(rdev, PPSMC_MSG_DisableULV) == PPSMC_Result_OK) ?
3114 0 : -EINVAL;
3115 }
3116
3117 return 0;
3118 }
3119
3120 static int ci_populate_ulv_level(struct radeon_device *rdev,
3121 SMU7_Discrete_Ulv *state)
3122 {
3123 struct ci_power_info *pi = ci_get_pi(rdev);
3124 u16 ulv_voltage = rdev->pm.dpm.backbias_response_time;
3125
3126 state->CcPwrDynRm = 0;
3127 state->CcPwrDynRm1 = 0;
3128
3129 if (ulv_voltage == 0) {
3130 pi->ulv.supported = false;
3131 return 0;
3132 }
3133
3134 if (pi->voltage_control != CISLANDS_VOLTAGE_CONTROL_BY_SVID2) {
3135 if (ulv_voltage > rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[0].v)
3136 state->VddcOffset = 0;
3137 else
3138 state->VddcOffset =
3139 rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[0].v - ulv_voltage;
3140 } else {
3141 if (ulv_voltage > rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[0].v)
3142 state->VddcOffsetVid = 0;
3143 else
3144 state->VddcOffsetVid = (u8)
3145 ((rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[0].v - ulv_voltage) *
3146 VOLTAGE_VID_OFFSET_SCALE2 / VOLTAGE_VID_OFFSET_SCALE1);
3147 }
3148 state->VddcPhase = pi->vddc_phase_shed_control ? 0 : 1;
3149
3150 state->CcPwrDynRm = cpu_to_be32(state->CcPwrDynRm);
3151 state->CcPwrDynRm1 = cpu_to_be32(state->CcPwrDynRm1);
3152 state->VddcOffset = cpu_to_be16(state->VddcOffset);
3153
3154 return 0;
3155 }
3156
3157 static int ci_calculate_sclk_params(struct radeon_device *rdev,
3158 u32 engine_clock,
3159 SMU7_Discrete_GraphicsLevel *sclk)
3160 {
3161 struct ci_power_info *pi = ci_get_pi(rdev);
3162 struct atom_clock_dividers dividers;
3163 u32 spll_func_cntl_3 = pi->clock_registers.cg_spll_func_cntl_3;
3164 u32 spll_func_cntl_4 = pi->clock_registers.cg_spll_func_cntl_4;
3165 u32 cg_spll_spread_spectrum = pi->clock_registers.cg_spll_spread_spectrum;
3166 u32 cg_spll_spread_spectrum_2 = pi->clock_registers.cg_spll_spread_spectrum_2;
3167 u32 reference_clock = rdev->clock.spll.reference_freq;
3168 u32 reference_divider;
3169 u32 fbdiv;
3170 int ret;
3171
3172 ret = radeon_atom_get_clock_dividers(rdev,
3173 COMPUTE_GPUCLK_INPUT_FLAG_SCLK,
3174 engine_clock, false, &dividers);
3175 if (ret)
3176 return ret;
3177
3178 reference_divider = 1 + dividers.ref_div;
3179 fbdiv = dividers.fb_div & 0x3FFFFFF;
3180
3181 spll_func_cntl_3 &= ~SPLL_FB_DIV_MASK;
3182 spll_func_cntl_3 |= SPLL_FB_DIV(fbdiv);
3183 spll_func_cntl_3 |= SPLL_DITHEN;
3184
3185 if (pi->caps_sclk_ss_support) {
3186 struct radeon_atom_ss ss;
3187 u32 vco_freq = engine_clock * dividers.post_div;
3188
3189 if (radeon_atombios_get_asic_ss_info(rdev, &ss,
3190 ASIC_INTERNAL_ENGINE_SS, vco_freq)) {
3191 u32 clk_s = reference_clock * 5 / (reference_divider * ss.rate);
3192 u32 clk_v = 4 * ss.percentage * fbdiv / (clk_s * 10000);
3193
3194 cg_spll_spread_spectrum &= ~CLK_S_MASK;
3195 cg_spll_spread_spectrum |= CLK_S(clk_s);
3196 cg_spll_spread_spectrum |= SSEN;
3197
3198 cg_spll_spread_spectrum_2 &= ~CLK_V_MASK;
3199 cg_spll_spread_spectrum_2 |= CLK_V(clk_v);
3200 }
3201 }
3202
3203 sclk->SclkFrequency = engine_clock;
3204 sclk->CgSpllFuncCntl3 = spll_func_cntl_3;
3205 sclk->CgSpllFuncCntl4 = spll_func_cntl_4;
3206 sclk->SpllSpreadSpectrum = cg_spll_spread_spectrum;
3207 sclk->SpllSpreadSpectrum2 = cg_spll_spread_spectrum_2;
3208 sclk->SclkDid = (u8)dividers.post_divider;
3209
3210 return 0;
3211 }
3212
3213 static int ci_populate_single_graphic_level(struct radeon_device *rdev,
3214 u32 engine_clock,
3215 u16 sclk_activity_level_t,
3216 SMU7_Discrete_GraphicsLevel *graphic_level)
3217 {
3218 struct ci_power_info *pi = ci_get_pi(rdev);
3219 int ret;
3220
3221 ret = ci_calculate_sclk_params(rdev, engine_clock, graphic_level);
3222 if (ret)
3223 return ret;
3224
3225 ret = ci_get_dependency_volt_by_clk(rdev,
3226 &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk,
3227 engine_clock, &graphic_level->MinVddc);
3228 if (ret)
3229 return ret;
3230
3231 graphic_level->SclkFrequency = engine_clock;
3232
3233 graphic_level->Flags = 0;
3234 graphic_level->MinVddcPhases = 1;
3235
3236 if (pi->vddc_phase_shed_control)
3237 ci_populate_phase_value_based_on_sclk(rdev,
3238 &rdev->pm.dpm.dyn_state.phase_shedding_limits_table,
3239 engine_clock,
3240 &graphic_level->MinVddcPhases);
3241
3242 graphic_level->ActivityLevel = sclk_activity_level_t;
3243
3244 graphic_level->CcPwrDynRm = 0;
3245 graphic_level->CcPwrDynRm1 = 0;
3246 graphic_level->EnabledForThrottle = 1;
3247 graphic_level->UpH = 0;
3248 graphic_level->DownH = 0;
3249 graphic_level->VoltageDownH = 0;
3250 graphic_level->PowerThrottle = 0;
3251
3252 if (pi->caps_sclk_ds)
3253 graphic_level->DeepSleepDivId = ci_get_sleep_divider_id_from_clock(rdev,
3254 engine_clock,
3255 CISLAND_MINIMUM_ENGINE_CLOCK);
3256
3257 graphic_level->DisplayWatermark = PPSMC_DISPLAY_WATERMARK_LOW;
3258
3259 graphic_level->Flags = cpu_to_be32(graphic_level->Flags);
3260 graphic_level->MinVddc = cpu_to_be32(graphic_level->MinVddc * VOLTAGE_SCALE);
3261 graphic_level->MinVddcPhases = cpu_to_be32(graphic_level->MinVddcPhases);
3262 graphic_level->SclkFrequency = cpu_to_be32(graphic_level->SclkFrequency);
3263 graphic_level->ActivityLevel = cpu_to_be16(graphic_level->ActivityLevel);
3264 graphic_level->CgSpllFuncCntl3 = cpu_to_be32(graphic_level->CgSpllFuncCntl3);
3265 graphic_level->CgSpllFuncCntl4 = cpu_to_be32(graphic_level->CgSpllFuncCntl4);
3266 graphic_level->SpllSpreadSpectrum = cpu_to_be32(graphic_level->SpllSpreadSpectrum);
3267 graphic_level->SpllSpreadSpectrum2 = cpu_to_be32(graphic_level->SpllSpreadSpectrum2);
3268 graphic_level->CcPwrDynRm = cpu_to_be32(graphic_level->CcPwrDynRm);
3269 graphic_level->CcPwrDynRm1 = cpu_to_be32(graphic_level->CcPwrDynRm1);
3270
3271 return 0;
3272 }
3273
3274 static int ci_populate_all_graphic_levels(struct radeon_device *rdev)
3275 {
3276 struct ci_power_info *pi = ci_get_pi(rdev);
3277 struct ci_dpm_table *dpm_table = &pi->dpm_table;
3278 u32 level_array_address = pi->dpm_table_start +
3279 offsetof(SMU7_Discrete_DpmTable, GraphicsLevel);
3280 u32 level_array_size = sizeof(SMU7_Discrete_GraphicsLevel) *
3281 SMU7_MAX_LEVELS_GRAPHICS;
3282 SMU7_Discrete_GraphicsLevel *levels = pi->smc_state_table.GraphicsLevel;
3283 u32 i, ret;
3284
3285 memset(levels, 0, level_array_size);
3286
3287 for (i = 0; i < dpm_table->sclk_table.count; i++) {
3288 ret = ci_populate_single_graphic_level(rdev,
3289 dpm_table->sclk_table.dpm_levels[i].value,
3290 (u16)pi->activity_target[i],
3291 &pi->smc_state_table.GraphicsLevel[i]);
3292 if (ret)
3293 return ret;
3294 if (i > 1)
3295 pi->smc_state_table.GraphicsLevel[i].DeepSleepDivId = 0;
3296 if (i == (dpm_table->sclk_table.count - 1))
3297 pi->smc_state_table.GraphicsLevel[i].DisplayWatermark =
3298 PPSMC_DISPLAY_WATERMARK_HIGH;
3299 }
3300 pi->smc_state_table.GraphicsLevel[0].EnabledForActivity = 1;
3301
3302 pi->smc_state_table.GraphicsDpmLevelCount = (u8)dpm_table->sclk_table.count;
3303 pi->dpm_level_enable_mask.sclk_dpm_enable_mask =
3304 ci_get_dpm_level_enable_mask_value(&dpm_table->sclk_table);
3305
3306 ret = ci_copy_bytes_to_smc(rdev, level_array_address,
3307 (u8 *)levels, level_array_size,
3308 pi->sram_end);
3309 if (ret)
3310 return ret;
3311
3312 return 0;
3313 }
3314
3315 static int ci_populate_ulv_state(struct radeon_device *rdev,
3316 SMU7_Discrete_Ulv *ulv_level)
3317 {
3318 return ci_populate_ulv_level(rdev, ulv_level);
3319 }
3320
3321 static int ci_populate_all_memory_levels(struct radeon_device *rdev)
3322 {
3323 struct ci_power_info *pi = ci_get_pi(rdev);
3324 struct ci_dpm_table *dpm_table = &pi->dpm_table;
3325 u32 level_array_address = pi->dpm_table_start +
3326 offsetof(SMU7_Discrete_DpmTable, MemoryLevel);
3327 u32 level_array_size = sizeof(SMU7_Discrete_MemoryLevel) *
3328 SMU7_MAX_LEVELS_MEMORY;
3329 SMU7_Discrete_MemoryLevel *levels = pi->smc_state_table.MemoryLevel;
3330 u32 i, ret;
3331
3332 memset(levels, 0, level_array_size);
3333
3334 for (i = 0; i < dpm_table->mclk_table.count; i++) {
3335 if (dpm_table->mclk_table.dpm_levels[i].value == 0)
3336 return -EINVAL;
3337 ret = ci_populate_single_memory_level(rdev,
3338 dpm_table->mclk_table.dpm_levels[i].value,
3339 &pi->smc_state_table.MemoryLevel[i]);
3340 if (ret)
3341 return ret;
3342 }
3343
3344 pi->smc_state_table.MemoryLevel[0].EnabledForActivity = 1;
3345
3346 if ((dpm_table->mclk_table.count >= 2) &&
3347 ((rdev->pdev->device == 0x67B0) || (rdev->pdev->device == 0x67B1))) {
3348 pi->smc_state_table.MemoryLevel[1].MinVddc =
3349 pi->smc_state_table.MemoryLevel[0].MinVddc;
3350 pi->smc_state_table.MemoryLevel[1].MinVddcPhases =
3351 pi->smc_state_table.MemoryLevel[0].MinVddcPhases;
3352 }
3353
3354 pi->smc_state_table.MemoryLevel[0].ActivityLevel = cpu_to_be16(0x1F);
3355
3356 pi->smc_state_table.MemoryDpmLevelCount = (u8)dpm_table->mclk_table.count;
3357 pi->dpm_level_enable_mask.mclk_dpm_enable_mask =
3358 ci_get_dpm_level_enable_mask_value(&dpm_table->mclk_table);
3359
3360 pi->smc_state_table.MemoryLevel[dpm_table->mclk_table.count - 1].DisplayWatermark =
3361 PPSMC_DISPLAY_WATERMARK_HIGH;
3362
3363 ret = ci_copy_bytes_to_smc(rdev, level_array_address,
3364 (u8 *)levels, level_array_size,
3365 pi->sram_end);
3366 if (ret)
3367 return ret;
3368
3369 return 0;
3370 }
3371
3372 static void ci_reset_single_dpm_table(struct radeon_device *rdev,
3373 struct ci_single_dpm_table* dpm_table,
3374 u32 count)
3375 {
3376 u32 i;
3377
3378 dpm_table->count = count;
3379 for (i = 0; i < MAX_REGULAR_DPM_NUMBER; i++)
3380 dpm_table->dpm_levels[i].enabled = false;
3381 }
3382
3383 static void ci_setup_pcie_table_entry(struct ci_single_dpm_table* dpm_table,
3384 u32 index, u32 pcie_gen, u32 pcie_lanes)
3385 {
3386 dpm_table->dpm_levels[index].value = pcie_gen;
3387 dpm_table->dpm_levels[index].param1 = pcie_lanes;
3388 dpm_table->dpm_levels[index].enabled = true;
3389 }
3390
3391 static int ci_setup_default_pcie_tables(struct radeon_device *rdev)
3392 {
3393 struct ci_power_info *pi = ci_get_pi(rdev);
3394
3395 if (!pi->use_pcie_performance_levels && !pi->use_pcie_powersaving_levels)
3396 return -EINVAL;
3397
3398 if (pi->use_pcie_performance_levels && !pi->use_pcie_powersaving_levels) {
3399 pi->pcie_gen_powersaving = pi->pcie_gen_performance;
3400 pi->pcie_lane_powersaving = pi->pcie_lane_performance;
3401 } else if (!pi->use_pcie_performance_levels && pi->use_pcie_powersaving_levels) {
3402 pi->pcie_gen_performance = pi->pcie_gen_powersaving;
3403 pi->pcie_lane_performance = pi->pcie_lane_powersaving;
3404 }
3405
3406 ci_reset_single_dpm_table(rdev,
3407 &pi->dpm_table.pcie_speed_table,
3408 SMU7_MAX_LEVELS_LINK);
3409
3410 if (rdev->family == CHIP_BONAIRE)
3411 ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 0,
3412 pi->pcie_gen_powersaving.min,
3413 pi->pcie_lane_powersaving.max);
3414 else
3415 ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 0,
3416 pi->pcie_gen_powersaving.min,
3417 pi->pcie_lane_powersaving.min);
3418 ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 1,
3419 pi->pcie_gen_performance.min,
3420 pi->pcie_lane_performance.min);
3421 ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 2,
3422 pi->pcie_gen_powersaving.min,
3423 pi->pcie_lane_powersaving.max);
3424 ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 3,
3425 pi->pcie_gen_performance.min,
3426 pi->pcie_lane_performance.max);
3427 ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 4,
3428 pi->pcie_gen_powersaving.max,
3429 pi->pcie_lane_powersaving.max);
3430 ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 5,
3431 pi->pcie_gen_performance.max,
3432 pi->pcie_lane_performance.max);
3433
3434 pi->dpm_table.pcie_speed_table.count = 6;
3435
3436 return 0;
3437 }
3438
3439 static int ci_setup_default_dpm_tables(struct radeon_device *rdev)
3440 {
3441 struct ci_power_info *pi = ci_get_pi(rdev);
3442 struct radeon_clock_voltage_dependency_table *allowed_sclk_vddc_table =
3443 &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk;
3444 struct radeon_clock_voltage_dependency_table *allowed_mclk_table =
3445 &rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk;
3446 struct radeon_cac_leakage_table *std_voltage_table =
3447 &rdev->pm.dpm.dyn_state.cac_leakage_table;
3448 u32 i;
3449
3450 if (allowed_sclk_vddc_table == NULL)
3451 return -EINVAL;
3452 if (allowed_sclk_vddc_table->count < 1)
3453 return -EINVAL;
3454 if (allowed_mclk_table == NULL)
3455 return -EINVAL;
3456 if (allowed_mclk_table->count < 1)
3457 return -EINVAL;
3458
3459 memset(&pi->dpm_table, 0, sizeof(struct ci_dpm_table));
3460
3461 ci_reset_single_dpm_table(rdev,
3462 &pi->dpm_table.sclk_table,
3463 SMU7_MAX_LEVELS_GRAPHICS);
3464 ci_reset_single_dpm_table(rdev,
3465 &pi->dpm_table.mclk_table,
3466 SMU7_MAX_LEVELS_MEMORY);
3467 ci_reset_single_dpm_table(rdev,
3468 &pi->dpm_table.vddc_table,
3469 SMU7_MAX_LEVELS_VDDC);
3470 ci_reset_single_dpm_table(rdev,
3471 &pi->dpm_table.vddci_table,
3472 SMU7_MAX_LEVELS_VDDCI);
3473 ci_reset_single_dpm_table(rdev,
3474 &pi->dpm_table.mvdd_table,
3475 SMU7_MAX_LEVELS_MVDD);
3476
3477 pi->dpm_table.sclk_table.count = 0;
3478 for (i = 0; i < allowed_sclk_vddc_table->count; i++) {
3479 if ((i == 0) ||
3480 (pi->dpm_table.sclk_table.dpm_levels[pi->dpm_table.sclk_table.count-1].value !=
3481 allowed_sclk_vddc_table->entries[i].clk)) {
3482 pi->dpm_table.sclk_table.dpm_levels[pi->dpm_table.sclk_table.count].value =
3483 allowed_sclk_vddc_table->entries[i].clk;
3484 pi->dpm_table.sclk_table.dpm_levels[pi->dpm_table.sclk_table.count].enabled =
3485 (i == 0) ? true : false;
3486 pi->dpm_table.sclk_table.count++;
3487 }
3488 }
3489
3490 pi->dpm_table.mclk_table.count = 0;
3491 for (i = 0; i < allowed_mclk_table->count; i++) {
3492 if ((i == 0) ||
3493 (pi->dpm_table.mclk_table.dpm_levels[pi->dpm_table.mclk_table.count-1].value !=
3494 allowed_mclk_table->entries[i].clk)) {
3495 pi->dpm_table.mclk_table.dpm_levels[pi->dpm_table.mclk_table.count].value =
3496 allowed_mclk_table->entries[i].clk;
3497 pi->dpm_table.mclk_table.dpm_levels[pi->dpm_table.mclk_table.count].enabled =
3498 (i == 0) ? true : false;
3499 pi->dpm_table.mclk_table.count++;
3500 }
3501 }
3502
3503 for (i = 0; i < allowed_sclk_vddc_table->count; i++) {
3504 pi->dpm_table.vddc_table.dpm_levels[i].value =
3505 allowed_sclk_vddc_table->entries[i].v;
3506 pi->dpm_table.vddc_table.dpm_levels[i].param1 =
3507 std_voltage_table->entries[i].leakage;
3508 pi->dpm_table.vddc_table.dpm_levels[i].enabled = true;
3509 }
3510 pi->dpm_table.vddc_table.count = allowed_sclk_vddc_table->count;
3511
3512 allowed_mclk_table = &rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk;
3513 if (allowed_mclk_table) {
3514 for (i = 0; i < allowed_mclk_table->count; i++) {
3515 pi->dpm_table.vddci_table.dpm_levels[i].value =
3516 allowed_mclk_table->entries[i].v;
3517 pi->dpm_table.vddci_table.dpm_levels[i].enabled = true;
3518 }
3519 pi->dpm_table.vddci_table.count = allowed_mclk_table->count;
3520 }
3521
3522 allowed_mclk_table = &rdev->pm.dpm.dyn_state.mvdd_dependency_on_mclk;
3523 if (allowed_mclk_table) {
3524 for (i = 0; i < allowed_mclk_table->count; i++) {
3525 pi->dpm_table.mvdd_table.dpm_levels[i].value =
3526 allowed_mclk_table->entries[i].v;
3527 pi->dpm_table.mvdd_table.dpm_levels[i].enabled = true;
3528 }
3529 pi->dpm_table.mvdd_table.count = allowed_mclk_table->count;
3530 }
3531
3532 ci_setup_default_pcie_tables(rdev);
3533
3534 return 0;
3535 }
3536
3537 static int ci_find_boot_level(struct ci_single_dpm_table *table,
3538 u32 value, u32 *boot_level)
3539 {
3540 u32 i;
3541 int ret = -EINVAL;
3542
3543 for(i = 0; i < table->count; i++) {
3544 if (value == table->dpm_levels[i].value) {
3545 *boot_level = i;
3546 ret = 0;
3547 }
3548 }
3549
3550 return ret;
3551 }
3552
3553 static int ci_init_smc_table(struct radeon_device *rdev)
3554 {
3555 struct ci_power_info *pi = ci_get_pi(rdev);
3556 struct ci_ulv_parm *ulv = &pi->ulv;
3557 struct radeon_ps *radeon_boot_state = rdev->pm.dpm.boot_ps;
3558 SMU7_Discrete_DpmTable *table = &pi->smc_state_table;
3559 int ret;
3560
3561 ret = ci_setup_default_dpm_tables(rdev);
3562 if (ret)
3563 return ret;
3564
3565 if (pi->voltage_control != CISLANDS_VOLTAGE_CONTROL_NONE)
3566 ci_populate_smc_voltage_tables(rdev, table);
3567
3568 ci_init_fps_limits(rdev);
3569
3570 if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_HARDWAREDC)
3571 table->SystemFlags |= PPSMC_SYSTEMFLAG_GPIO_DC;
3572
3573 if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_STEPVDDC)
3574 table->SystemFlags |= PPSMC_SYSTEMFLAG_STEPVDDC;
3575
3576 if (pi->mem_gddr5)
3577 table->SystemFlags |= PPSMC_SYSTEMFLAG_GDDR5;
3578
3579 if (ulv->supported) {
3580 ret = ci_populate_ulv_state(rdev, &pi->smc_state_table.Ulv);
3581 if (ret)
3582 return ret;
3583 WREG32_SMC(CG_ULV_PARAMETER, ulv->cg_ulv_parameter);
3584 }
3585
3586 ret = ci_populate_all_graphic_levels(rdev);
3587 if (ret)
3588 return ret;
3589
3590 ret = ci_populate_all_memory_levels(rdev);
3591 if (ret)
3592 return ret;
3593
3594 ci_populate_smc_link_level(rdev, table);
3595
3596 ret = ci_populate_smc_acpi_level(rdev, table);
3597 if (ret)
3598 return ret;
3599
3600 ret = ci_populate_smc_vce_level(rdev, table);
3601 if (ret)
3602 return ret;
3603
3604 ret = ci_populate_smc_acp_level(rdev, table);
3605 if (ret)
3606 return ret;
3607
3608 ret = ci_populate_smc_samu_level(rdev, table);
3609 if (ret)
3610 return ret;
3611
3612 ret = ci_do_program_memory_timing_parameters(rdev);
3613 if (ret)
3614 return ret;
3615
3616 ret = ci_populate_smc_uvd_level(rdev, table);
3617 if (ret)
3618 return ret;
3619
3620 table->UvdBootLevel = 0;
3621 table->VceBootLevel = 0;
3622 table->AcpBootLevel = 0;
3623 table->SamuBootLevel = 0;
3624 table->GraphicsBootLevel = 0;
3625 table->MemoryBootLevel = 0;
3626
3627 ret = ci_find_boot_level(&pi->dpm_table.sclk_table,
3628 pi->vbios_boot_state.sclk_bootup_value,
3629 (u32 *)&pi->smc_state_table.GraphicsBootLevel);
3630
3631 ret = ci_find_boot_level(&pi->dpm_table.mclk_table,
3632 pi->vbios_boot_state.mclk_bootup_value,
3633 (u32 *)&pi->smc_state_table.MemoryBootLevel);
3634
3635 table->BootVddc = pi->vbios_boot_state.vddc_bootup_value;
3636 table->BootVddci = pi->vbios_boot_state.vddci_bootup_value;
3637 table->BootMVdd = pi->vbios_boot_state.mvdd_bootup_value;
3638
3639 ci_populate_smc_initial_state(rdev, radeon_boot_state);
3640
3641 ret = ci_populate_bapm_parameters_in_dpm_table(rdev);
3642 if (ret)
3643 return ret;
3644
3645 table->UVDInterval = 1;
3646 table->VCEInterval = 1;
3647 table->ACPInterval = 1;
3648 table->SAMUInterval = 1;
3649 table->GraphicsVoltageChangeEnable = 1;
3650 table->GraphicsThermThrottleEnable = 1;
3651 table->GraphicsInterval = 1;
3652 table->VoltageInterval = 1;
3653 table->ThermalInterval = 1;
3654 table->TemperatureLimitHigh = (u16)((pi->thermal_temp_setting.temperature_high *
3655 CISLANDS_Q88_FORMAT_CONVERSION_UNIT) / 1000);
3656 table->TemperatureLimitLow = (u16)((pi->thermal_temp_setting.temperature_low *
3657 CISLANDS_Q88_FORMAT_CONVERSION_UNIT) / 1000);
3658 table->MemoryVoltageChangeEnable = 1;
3659 table->MemoryInterval = 1;
3660 table->VoltageResponseTime = 0;
3661 table->VddcVddciDelta = 4000;
3662 table->PhaseResponseTime = 0;
3663 table->MemoryThermThrottleEnable = 1;
3664 table->PCIeBootLinkLevel = pi->dpm_table.pcie_speed_table.count - 1;
3665 table->PCIeGenInterval = 1;
3666 if (pi->voltage_control == CISLANDS_VOLTAGE_CONTROL_BY_SVID2)
3667 table->SVI2Enable = 1;
3668 else
3669 table->SVI2Enable = 0;
3670
3671 table->ThermGpio = 17;
3672 table->SclkStepSize = 0x4000;
3673
3674 table->SystemFlags = cpu_to_be32(table->SystemFlags);
3675 table->SmioMaskVddcVid = cpu_to_be32(table->SmioMaskVddcVid);
3676 table->SmioMaskVddcPhase = cpu_to_be32(table->SmioMaskVddcPhase);
3677 table->SmioMaskVddciVid = cpu_to_be32(table->SmioMaskVddciVid);
3678 table->SmioMaskMvddVid = cpu_to_be32(table->SmioMaskMvddVid);
3679 table->SclkStepSize = cpu_to_be32(table->SclkStepSize);
3680 table->TemperatureLimitHigh = cpu_to_be16(table->TemperatureLimitHigh);
3681 table->TemperatureLimitLow = cpu_to_be16(table->TemperatureLimitLow);
3682 table->VddcVddciDelta = cpu_to_be16(table->VddcVddciDelta);
3683 table->VoltageResponseTime = cpu_to_be16(table->VoltageResponseTime);
3684 table->PhaseResponseTime = cpu_to_be16(table->PhaseResponseTime);
3685 table->BootVddc = cpu_to_be16(table->BootVddc * VOLTAGE_SCALE);
3686 table->BootVddci = cpu_to_be16(table->BootVddci * VOLTAGE_SCALE);
3687 table->BootMVdd = cpu_to_be16(table->BootMVdd * VOLTAGE_SCALE);
3688
3689 ret = ci_copy_bytes_to_smc(rdev,
3690 pi->dpm_table_start +
3691 offsetof(SMU7_Discrete_DpmTable, SystemFlags),
3692 (u8 *)&table->SystemFlags,
3693 sizeof(SMU7_Discrete_DpmTable) - 3 * sizeof(SMU7_PIDController),
3694 pi->sram_end);
3695 if (ret)
3696 return ret;
3697
3698 return 0;
3699 }
3700
3701 static void ci_trim_single_dpm_states(struct radeon_device *rdev,
3702 struct ci_single_dpm_table *dpm_table,
3703 u32 low_limit, u32 high_limit)
3704 {
3705 u32 i;
3706
3707 for (i = 0; i < dpm_table->count; i++) {
3708 if ((dpm_table->dpm_levels[i].value < low_limit) ||
3709 (dpm_table->dpm_levels[i].value > high_limit))
3710 dpm_table->dpm_levels[i].enabled = false;
3711 else
3712 dpm_table->dpm_levels[i].enabled = true;
3713 }
3714 }
3715
3716 static void ci_trim_pcie_dpm_states(struct radeon_device *rdev,
3717 u32 speed_low, u32 lanes_low,
3718 u32 speed_high, u32 lanes_high)
3719 {
3720 struct ci_power_info *pi = ci_get_pi(rdev);
3721 struct ci_single_dpm_table *pcie_table = &pi->dpm_table.pcie_speed_table;
3722 u32 i, j;
3723
3724 for (i = 0; i < pcie_table->count; i++) {
3725 if ((pcie_table->dpm_levels[i].value < speed_low) ||
3726 (pcie_table->dpm_levels[i].param1 < lanes_low) ||
3727 (pcie_table->dpm_levels[i].value > speed_high) ||
3728 (pcie_table->dpm_levels[i].param1 > lanes_high))
3729 pcie_table->dpm_levels[i].enabled = false;
3730 else
3731 pcie_table->dpm_levels[i].enabled = true;
3732 }
3733
3734 for (i = 0; i < pcie_table->count; i++) {
3735 if (pcie_table->dpm_levels[i].enabled) {
3736 for (j = i + 1; j < pcie_table->count; j++) {
3737 if (pcie_table->dpm_levels[j].enabled) {
3738 if ((pcie_table->dpm_levels[i].value == pcie_table->dpm_levels[j].value) &&
3739 (pcie_table->dpm_levels[i].param1 == pcie_table->dpm_levels[j].param1))
3740 pcie_table->dpm_levels[j].enabled = false;
3741 }
3742 }
3743 }
3744 }
3745 }
3746
3747 static int ci_trim_dpm_states(struct radeon_device *rdev,
3748 struct radeon_ps *radeon_state)
3749 {
3750 struct ci_ps *state = ci_get_ps(radeon_state);
3751 struct ci_power_info *pi = ci_get_pi(rdev);
3752 u32 high_limit_count;
3753
3754 if (state->performance_level_count < 1)
3755 return -EINVAL;
3756
3757 if (state->performance_level_count == 1)
3758 high_limit_count = 0;
3759 else
3760 high_limit_count = 1;
3761
3762 ci_trim_single_dpm_states(rdev,
3763 &pi->dpm_table.sclk_table,
3764 state->performance_levels[0].sclk,
3765 state->performance_levels[high_limit_count].sclk);
3766
3767 ci_trim_single_dpm_states(rdev,
3768 &pi->dpm_table.mclk_table,
3769 state->performance_levels[0].mclk,
3770 state->performance_levels[high_limit_count].mclk);
3771
3772 ci_trim_pcie_dpm_states(rdev,
3773 state->performance_levels[0].pcie_gen,
3774 state->performance_levels[0].pcie_lane,
3775 state->performance_levels[high_limit_count].pcie_gen,
3776 state->performance_levels[high_limit_count].pcie_lane);
3777
3778 return 0;
3779 }
3780
3781 static int ci_apply_disp_minimum_voltage_request(struct radeon_device *rdev)
3782 {
3783 struct radeon_clock_voltage_dependency_table *disp_voltage_table =
3784 &rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk;
3785 struct radeon_clock_voltage_dependency_table *vddc_table =
3786 &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk;
3787 u32 requested_voltage = 0;
3788 u32 i;
3789
3790 if (disp_voltage_table == NULL)
3791 return -EINVAL;
3792 if (!disp_voltage_table->count)
3793 return -EINVAL;
3794
3795 for (i = 0; i < disp_voltage_table->count; i++) {
3796 if (rdev->clock.current_dispclk == disp_voltage_table->entries[i].clk)
3797 requested_voltage = disp_voltage_table->entries[i].v;
3798 }
3799
3800 for (i = 0; i < vddc_table->count; i++) {
3801 if (requested_voltage <= vddc_table->entries[i].v) {
3802 requested_voltage = vddc_table->entries[i].v;
3803 return (ci_send_msg_to_smc_with_parameter(rdev,
3804 PPSMC_MSG_VddC_Request,
3805 requested_voltage * VOLTAGE_SCALE) == PPSMC_Result_OK) ?
3806 0 : -EINVAL;
3807 }
3808 }
3809
3810 return -EINVAL;
3811 }
3812
3813 static int ci_upload_dpm_level_enable_mask(struct radeon_device *rdev)
3814 {
3815 struct ci_power_info *pi = ci_get_pi(rdev);
3816 PPSMC_Result result;
3817
3818 ci_apply_disp_minimum_voltage_request(rdev);
3819
3820 if (!pi->sclk_dpm_key_disabled) {
3821 if (pi->dpm_level_enable_mask.sclk_dpm_enable_mask) {
3822 result = ci_send_msg_to_smc_with_parameter(rdev,
3823 PPSMC_MSG_SCLKDPM_SetEnabledMask,
3824 pi->dpm_level_enable_mask.sclk_dpm_enable_mask);
3825 if (result != PPSMC_Result_OK)
3826 return -EINVAL;
3827 }
3828 }
3829
3830 if (!pi->mclk_dpm_key_disabled) {
3831 if (pi->dpm_level_enable_mask.mclk_dpm_enable_mask) {
3832 result = ci_send_msg_to_smc_with_parameter(rdev,
3833 PPSMC_MSG_MCLKDPM_SetEnabledMask,
3834 pi->dpm_level_enable_mask.mclk_dpm_enable_mask);
3835 if (result != PPSMC_Result_OK)
3836 return -EINVAL;
3837 }
3838 }
3839 #if 0
3840 if (!pi->pcie_dpm_key_disabled) {
3841 if (pi->dpm_level_enable_mask.pcie_dpm_enable_mask) {
3842 result = ci_send_msg_to_smc_with_parameter(rdev,
3843 PPSMC_MSG_PCIeDPM_SetEnabledMask,
3844 pi->dpm_level_enable_mask.pcie_dpm_enable_mask);
3845 if (result != PPSMC_Result_OK)
3846 return -EINVAL;
3847 }
3848 }
3849 #endif
3850 return 0;
3851 }
3852
3853 static void ci_find_dpm_states_clocks_in_dpm_table(struct radeon_device *rdev,
3854 struct radeon_ps *radeon_state)
3855 {
3856 struct ci_power_info *pi = ci_get_pi(rdev);
3857 struct ci_ps *state = ci_get_ps(radeon_state);
3858 struct ci_single_dpm_table *sclk_table = &pi->dpm_table.sclk_table;
3859 u32 sclk = state->performance_levels[state->performance_level_count-1].sclk;
3860 struct ci_single_dpm_table *mclk_table = &pi->dpm_table.mclk_table;
3861 u32 mclk = state->performance_levels[state->performance_level_count-1].mclk;
3862 u32 i;
3863
3864 pi->need_update_smu7_dpm_table = 0;
3865
3866 for (i = 0; i < sclk_table->count; i++) {
3867 if (sclk == sclk_table->dpm_levels[i].value)
3868 break;
3869 }
3870
3871 if (i >= sclk_table->count) {
3872 pi->need_update_smu7_dpm_table |= DPMTABLE_OD_UPDATE_SCLK;
3873 } else {
3874 /* XXX The current code always reprogrammed the sclk levels,
3875 * but we don't currently handle disp sclk requirements
3876 * so just skip it.
3877 */
3878 if (CISLAND_MINIMUM_ENGINE_CLOCK != CISLAND_MINIMUM_ENGINE_CLOCK)
3879 pi->need_update_smu7_dpm_table |= DPMTABLE_UPDATE_SCLK;
3880 }
3881
3882 for (i = 0; i < mclk_table->count; i++) {
3883 if (mclk == mclk_table->dpm_levels[i].value)
3884 break;
3885 }
3886
3887 if (i >= mclk_table->count)
3888 pi->need_update_smu7_dpm_table |= DPMTABLE_OD_UPDATE_MCLK;
3889
3890 if (rdev->pm.dpm.current_active_crtc_count !=
3891 rdev->pm.dpm.new_active_crtc_count)
3892 pi->need_update_smu7_dpm_table |= DPMTABLE_UPDATE_MCLK;
3893 }
3894
3895 static int ci_populate_and_upload_sclk_mclk_dpm_levels(struct radeon_device *rdev,
3896 struct radeon_ps *radeon_state)
3897 {
3898 struct ci_power_info *pi = ci_get_pi(rdev);
3899 struct ci_ps *state = ci_get_ps(radeon_state);
3900 u32 sclk = state->performance_levels[state->performance_level_count-1].sclk;
3901 u32 mclk = state->performance_levels[state->performance_level_count-1].mclk;
3902 struct ci_dpm_table *dpm_table = &pi->dpm_table;
3903 int ret;
3904
3905 if (!pi->need_update_smu7_dpm_table)
3906 return 0;
3907
3908 if (pi->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_SCLK)
3909 dpm_table->sclk_table.dpm_levels[dpm_table->sclk_table.count-1].value = sclk;
3910
3911 if (pi->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_MCLK)
3912 dpm_table->mclk_table.dpm_levels[dpm_table->mclk_table.count-1].value = mclk;
3913
3914 if (pi->need_update_smu7_dpm_table & (DPMTABLE_OD_UPDATE_SCLK | DPMTABLE_UPDATE_SCLK)) {
3915 ret = ci_populate_all_graphic_levels(rdev);
3916 if (ret)
3917 return ret;
3918 }
3919
3920 if (pi->need_update_smu7_dpm_table & (DPMTABLE_OD_UPDATE_MCLK | DPMTABLE_UPDATE_MCLK)) {
3921 ret = ci_populate_all_memory_levels(rdev);
3922 if (ret)
3923 return ret;
3924 }
3925
3926 return 0;
3927 }
3928
3929 static int ci_enable_uvd_dpm(struct radeon_device *rdev, bool enable)
3930 {
3931 struct ci_power_info *pi = ci_get_pi(rdev);
3932 const struct radeon_clock_and_voltage_limits *max_limits;
3933 int i;
3934
3935 if (rdev->pm.dpm.ac_power)
3936 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac;
3937 else
3938 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc;
3939
3940 if (enable) {
3941 pi->dpm_level_enable_mask.uvd_dpm_enable_mask = 0;
3942
3943 for (i = rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.count - 1; i >= 0; i--) {
3944 if (rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[i].v <= max_limits->vddc) {
3945 pi->dpm_level_enable_mask.uvd_dpm_enable_mask |= 1 << i;
3946
3947 if (!pi->caps_uvd_dpm)
3948 break;
3949 }
3950 }
3951
3952 ci_send_msg_to_smc_with_parameter(rdev,
3953 PPSMC_MSG_UVDDPM_SetEnabledMask,
3954 pi->dpm_level_enable_mask.uvd_dpm_enable_mask);
3955
3956 if (pi->last_mclk_dpm_enable_mask & 0x1) {
3957 pi->uvd_enabled = true;
3958 pi->dpm_level_enable_mask.mclk_dpm_enable_mask &= 0xFFFFFFFE;
3959 ci_send_msg_to_smc_with_parameter(rdev,
3960 PPSMC_MSG_MCLKDPM_SetEnabledMask,
3961 pi->dpm_level_enable_mask.mclk_dpm_enable_mask);
3962 }
3963 } else {
3964 if (pi->last_mclk_dpm_enable_mask & 0x1) {
3965 pi->uvd_enabled = false;
3966 pi->dpm_level_enable_mask.mclk_dpm_enable_mask |= 1;
3967 ci_send_msg_to_smc_with_parameter(rdev,
3968 PPSMC_MSG_MCLKDPM_SetEnabledMask,
3969 pi->dpm_level_enable_mask.mclk_dpm_enable_mask);
3970 }
3971 }
3972
3973 return (ci_send_msg_to_smc(rdev, enable ?
3974 PPSMC_MSG_UVDDPM_Enable : PPSMC_MSG_UVDDPM_Disable) == PPSMC_Result_OK) ?
3975 0 : -EINVAL;
3976 }
3977
3978 static int ci_enable_vce_dpm(struct radeon_device *rdev, bool enable)
3979 {
3980 struct ci_power_info *pi = ci_get_pi(rdev);
3981 const struct radeon_clock_and_voltage_limits *max_limits;
3982 int i;
3983
3984 if (rdev->pm.dpm.ac_power)
3985 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac;
3986 else
3987 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc;
3988
3989 if (enable) {
3990 pi->dpm_level_enable_mask.vce_dpm_enable_mask = 0;
3991 for (i = rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.count - 1; i >= 0; i--) {
3992 if (rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries[i].v <= max_limits->vddc) {
3993 pi->dpm_level_enable_mask.vce_dpm_enable_mask |= 1 << i;
3994
3995 if (!pi->caps_vce_dpm)
3996 break;
3997 }
3998 }
3999
4000 ci_send_msg_to_smc_with_parameter(rdev,
4001 PPSMC_MSG_VCEDPM_SetEnabledMask,
4002 pi->dpm_level_enable_mask.vce_dpm_enable_mask);
4003 }
4004
4005 return (ci_send_msg_to_smc(rdev, enable ?
4006 PPSMC_MSG_VCEDPM_Enable : PPSMC_MSG_VCEDPM_Disable) == PPSMC_Result_OK) ?
4007 0 : -EINVAL;
4008 }
4009
4010 #if 0
4011 static int ci_enable_samu_dpm(struct radeon_device *rdev, bool enable)
4012 {
4013 struct ci_power_info *pi = ci_get_pi(rdev);
4014 const struct radeon_clock_and_voltage_limits *max_limits;
4015 int i;
4016
4017 if (rdev->pm.dpm.ac_power)
4018 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac;
4019 else
4020 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc;
4021
4022 if (enable) {
4023 pi->dpm_level_enable_mask.samu_dpm_enable_mask = 0;
4024 for (i = rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.count - 1; i >= 0; i--) {
4025 if (rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries[i].v <= max_limits->vddc) {
4026 pi->dpm_level_enable_mask.samu_dpm_enable_mask |= 1 << i;
4027
4028 if (!pi->caps_samu_dpm)
4029 break;
4030 }
4031 }
4032
4033 ci_send_msg_to_smc_with_parameter(rdev,
4034 PPSMC_MSG_SAMUDPM_SetEnabledMask,
4035 pi->dpm_level_enable_mask.samu_dpm_enable_mask);
4036 }
4037 return (ci_send_msg_to_smc(rdev, enable ?
4038 PPSMC_MSG_SAMUDPM_Enable : PPSMC_MSG_SAMUDPM_Disable) == PPSMC_Result_OK) ?
4039 0 : -EINVAL;
4040 }
4041
4042 static int ci_enable_acp_dpm(struct radeon_device *rdev, bool enable)
4043 {
4044 struct ci_power_info *pi = ci_get_pi(rdev);
4045 const struct radeon_clock_and_voltage_limits *max_limits;
4046 int i;
4047
4048 if (rdev->pm.dpm.ac_power)
4049 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac;
4050 else
4051 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc;
4052
4053 if (enable) {
4054 pi->dpm_level_enable_mask.acp_dpm_enable_mask = 0;
4055 for (i = rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.count - 1; i >= 0; i--) {
4056 if (rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries[i].v <= max_limits->vddc) {
4057 pi->dpm_level_enable_mask.acp_dpm_enable_mask |= 1 << i;
4058
4059 if (!pi->caps_acp_dpm)
4060 break;
4061 }
4062 }
4063
4064 ci_send_msg_to_smc_with_parameter(rdev,
4065 PPSMC_MSG_ACPDPM_SetEnabledMask,
4066 pi->dpm_level_enable_mask.acp_dpm_enable_mask);
4067 }
4068
4069 return (ci_send_msg_to_smc(rdev, enable ?
4070 PPSMC_MSG_ACPDPM_Enable : PPSMC_MSG_ACPDPM_Disable) == PPSMC_Result_OK) ?
4071 0 : -EINVAL;
4072 }
4073 #endif
4074
4075 static int ci_update_uvd_dpm(struct radeon_device *rdev, bool gate)
4076 {
4077 struct ci_power_info *pi = ci_get_pi(rdev);
4078 u32 tmp;
4079
4080 if (!gate) {
4081 if (pi->caps_uvd_dpm ||
4082 (rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.count <= 0))
4083 pi->smc_state_table.UvdBootLevel = 0;
4084 else
4085 pi->smc_state_table.UvdBootLevel =
4086 rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.count - 1;
4087
4088 tmp = RREG32_SMC(DPM_TABLE_475);
4089 tmp &= ~UvdBootLevel_MASK;
4090 tmp |= UvdBootLevel(pi->smc_state_table.UvdBootLevel);
4091 WREG32_SMC(DPM_TABLE_475, tmp);
4092 }
4093
4094 return ci_enable_uvd_dpm(rdev, !gate);
4095 }
4096
4097 static u8 ci_get_vce_boot_level(struct radeon_device *rdev)
4098 {
4099 u8 i;
4100 u32 min_evclk = 30000; /* ??? */
4101 struct radeon_vce_clock_voltage_dependency_table *table =
4102 &rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table;
4103
4104 for (i = 0; i < table->count; i++) {
4105 if (table->entries[i].evclk >= min_evclk)
4106 return i;
4107 }
4108
4109 return table->count - 1;
4110 }
4111
4112 static int ci_update_vce_dpm(struct radeon_device *rdev,
4113 struct radeon_ps *radeon_new_state,
4114 struct radeon_ps *radeon_current_state)
4115 {
4116 struct ci_power_info *pi = ci_get_pi(rdev);
4117 int ret = 0;
4118 u32 tmp;
4119
4120 if (radeon_current_state->evclk != radeon_new_state->evclk) {
4121 if (radeon_new_state->evclk) {
4122 /* turn the clocks on when encoding */
4123 cik_update_cg(rdev, RADEON_CG_BLOCK_VCE, false);
4124
4125 pi->smc_state_table.VceBootLevel = ci_get_vce_boot_level(rdev);
4126 tmp = RREG32_SMC(DPM_TABLE_475);
4127 tmp &= ~VceBootLevel_MASK;
4128 tmp |= VceBootLevel(pi->smc_state_table.VceBootLevel);
4129 WREG32_SMC(DPM_TABLE_475, tmp);
4130
4131 ret = ci_enable_vce_dpm(rdev, true);
4132 } else {
4133 /* turn the clocks off when not encoding */
4134 cik_update_cg(rdev, RADEON_CG_BLOCK_VCE, true);
4135
4136 ret = ci_enable_vce_dpm(rdev, false);
4137 }
4138 }
4139 return ret;
4140 }
4141
4142 #if 0
4143 static int ci_update_samu_dpm(struct radeon_device *rdev, bool gate)
4144 {
4145 return ci_enable_samu_dpm(rdev, gate);
4146 }
4147
4148 static int ci_update_acp_dpm(struct radeon_device *rdev, bool gate)
4149 {
4150 struct ci_power_info *pi = ci_get_pi(rdev);
4151 u32 tmp;
4152
4153 if (!gate) {
4154 pi->smc_state_table.AcpBootLevel = 0;
4155
4156 tmp = RREG32_SMC(DPM_TABLE_475);
4157 tmp &= ~AcpBootLevel_MASK;
4158 tmp |= AcpBootLevel(pi->smc_state_table.AcpBootLevel);
4159 WREG32_SMC(DPM_TABLE_475, tmp);
4160 }
4161
4162 return ci_enable_acp_dpm(rdev, !gate);
4163 }
4164 #endif
4165
4166 static int ci_generate_dpm_level_enable_mask(struct radeon_device *rdev,
4167 struct radeon_ps *radeon_state)
4168 {
4169 struct ci_power_info *pi = ci_get_pi(rdev);
4170 int ret;
4171
4172 ret = ci_trim_dpm_states(rdev, radeon_state);
4173 if (ret)
4174 return ret;
4175
4176 pi->dpm_level_enable_mask.sclk_dpm_enable_mask =
4177 ci_get_dpm_level_enable_mask_value(&pi->dpm_table.sclk_table);
4178 pi->dpm_level_enable_mask.mclk_dpm_enable_mask =
4179 ci_get_dpm_level_enable_mask_value(&pi->dpm_table.mclk_table);
4180 pi->last_mclk_dpm_enable_mask =
4181 pi->dpm_level_enable_mask.mclk_dpm_enable_mask;
4182 if (pi->uvd_enabled) {
4183 if (pi->dpm_level_enable_mask.mclk_dpm_enable_mask & 1)
4184 pi->dpm_level_enable_mask.mclk_dpm_enable_mask &= 0xFFFFFFFE;
4185 }
4186 pi->dpm_level_enable_mask.pcie_dpm_enable_mask =
4187 ci_get_dpm_level_enable_mask_value(&pi->dpm_table.pcie_speed_table);
4188
4189 return 0;
4190 }
4191
4192 static u32 ci_get_lowest_enabled_level(struct radeon_device *rdev,
4193 u32 level_mask)
4194 {
4195 u32 level = 0;
4196
4197 while ((level_mask & (1 << level)) == 0)
4198 level++;
4199
4200 return level;
4201 }
4202
4203
4204 int ci_dpm_force_performance_level(struct radeon_device *rdev,
4205 enum radeon_dpm_forced_level level)
4206 {
4207 struct ci_power_info *pi = ci_get_pi(rdev);
4208 u32 tmp, levels, i;
4209 int ret;
4210
4211 if (level == RADEON_DPM_FORCED_LEVEL_HIGH) {
4212 if ((!pi->pcie_dpm_key_disabled) &&
4213 pi->dpm_level_enable_mask.pcie_dpm_enable_mask) {
4214 levels = 0;
4215 tmp = pi->dpm_level_enable_mask.pcie_dpm_enable_mask;
4216 while (tmp >>= 1)
4217 levels++;
4218 if (levels) {
4219 ret = ci_dpm_force_state_pcie(rdev, level);
4220 if (ret)
4221 return ret;
4222 for (i = 0; i < rdev->usec_timeout; i++) {
4223 tmp = (RREG32_SMC(TARGET_AND_CURRENT_PROFILE_INDEX_1) &
4224 CURR_PCIE_INDEX_MASK) >> CURR_PCIE_INDEX_SHIFT;
4225 if (tmp == levels)
4226 break;
4227 udelay(1);
4228 }
4229 }
4230 }
4231 if ((!pi->sclk_dpm_key_disabled) &&
4232 pi->dpm_level_enable_mask.sclk_dpm_enable_mask) {
4233 levels = 0;
4234 tmp = pi->dpm_level_enable_mask.sclk_dpm_enable_mask;
4235 while (tmp >>= 1)
4236 levels++;
4237 if (levels) {
4238 ret = ci_dpm_force_state_sclk(rdev, levels);
4239 if (ret)
4240 return ret;
4241 for (i = 0; i < rdev->usec_timeout; i++) {
4242 tmp = (RREG32_SMC(TARGET_AND_CURRENT_PROFILE_INDEX) &
4243 CURR_SCLK_INDEX_MASK) >> CURR_SCLK_INDEX_SHIFT;
4244 if (tmp == levels)
4245 break;
4246 udelay(1);
4247 }
4248 }
4249 }
4250 if ((!pi->mclk_dpm_key_disabled) &&
4251 pi->dpm_level_enable_mask.mclk_dpm_enable_mask) {
4252 levels = 0;
4253 tmp = pi->dpm_level_enable_mask.mclk_dpm_enable_mask;
4254 while (tmp >>= 1)
4255 levels++;
4256 if (levels) {
4257 ret = ci_dpm_force_state_mclk(rdev, levels);
4258 if (ret)
4259 return ret;
4260 for (i = 0; i < rdev->usec_timeout; i++) {
4261 tmp = (RREG32_SMC(TARGET_AND_CURRENT_PROFILE_INDEX) &
4262 CURR_MCLK_INDEX_MASK) >> CURR_MCLK_INDEX_SHIFT;
4263 if (tmp == levels)
4264 break;
4265 udelay(1);
4266 }
4267 }
4268 }
4269 } else if (level == RADEON_DPM_FORCED_LEVEL_LOW) {
4270 if ((!pi->sclk_dpm_key_disabled) &&
4271 pi->dpm_level_enable_mask.sclk_dpm_enable_mask) {
4272 levels = ci_get_lowest_enabled_level(rdev,
4273 pi->dpm_level_enable_mask.sclk_dpm_enable_mask);
4274 ret = ci_dpm_force_state_sclk(rdev, levels);
4275 if (ret)
4276 return ret;
4277 for (i = 0; i < rdev->usec_timeout; i++) {
4278 tmp = (RREG32_SMC(TARGET_AND_CURRENT_PROFILE_INDEX) &
4279 CURR_SCLK_INDEX_MASK) >> CURR_SCLK_INDEX_SHIFT;
4280 if (tmp == levels)
4281 break;
4282 udelay(1);
4283 }
4284 }
4285 if ((!pi->mclk_dpm_key_disabled) &&
4286 pi->dpm_level_enable_mask.mclk_dpm_enable_mask) {
4287 levels = ci_get_lowest_enabled_level(rdev,
4288 pi->dpm_level_enable_mask.mclk_dpm_enable_mask);
4289 ret = ci_dpm_force_state_mclk(rdev, levels);
4290 if (ret)
4291 return ret;
4292 for (i = 0; i < rdev->usec_timeout; i++) {
4293 tmp = (RREG32_SMC(TARGET_AND_CURRENT_PROFILE_INDEX) &
4294 CURR_MCLK_INDEX_MASK) >> CURR_MCLK_INDEX_SHIFT;
4295 if (tmp == levels)
4296 break;
4297 udelay(1);
4298 }
4299 }
4300 if ((!pi->pcie_dpm_key_disabled) &&
4301 pi->dpm_level_enable_mask.pcie_dpm_enable_mask) {
4302 levels = ci_get_lowest_enabled_level(rdev,
4303 pi->dpm_level_enable_mask.pcie_dpm_enable_mask);
4304 ret = ci_dpm_force_state_pcie(rdev, levels);
4305 if (ret)
4306 return ret;
4307 for (i = 0; i < rdev->usec_timeout; i++) {
4308 tmp = (RREG32_SMC(TARGET_AND_CURRENT_PROFILE_INDEX_1) &
4309 CURR_PCIE_INDEX_MASK) >> CURR_PCIE_INDEX_SHIFT;
4310 if (tmp == levels)
4311 break;
4312 udelay(1);
4313 }
4314 }
4315 } else if (level == RADEON_DPM_FORCED_LEVEL_AUTO) {
4316 if (!pi->pcie_dpm_key_disabled) {
4317 PPSMC_Result smc_result;
4318
4319 smc_result = ci_send_msg_to_smc(rdev,
4320 PPSMC_MSG_PCIeDPM_UnForceLevel);
4321 if (smc_result != PPSMC_Result_OK)
4322 return -EINVAL;
4323 }
4324 ret = ci_upload_dpm_level_enable_mask(rdev);
4325 if (ret)
4326 return ret;
4327 }
4328
4329 rdev->pm.dpm.forced_level = level;
4330
4331 return 0;
4332 }
4333
4334 static int ci_set_mc_special_registers(struct radeon_device *rdev,
4335 struct ci_mc_reg_table *table)
4336 {
4337 struct ci_power_info *pi = ci_get_pi(rdev);
4338 u8 i, j, k;
4339 u32 temp_reg;
4340
4341 for (i = 0, j = table->last; i < table->last; i++) {
4342 if (j >= SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE)
4343 return -EINVAL;
4344 switch(table->mc_reg_address[i].s1 << 2) {
4345 case MC_SEQ_MISC1:
4346 temp_reg = RREG32(MC_PMG_CMD_EMRS);
4347 table->mc_reg_address[j].s1 = MC_PMG_CMD_EMRS >> 2;
4348 table->mc_reg_address[j].s0 = MC_SEQ_PMG_CMD_EMRS_LP >> 2;
4349 for (k = 0; k < table->num_entries; k++) {
4350 table->mc_reg_table_entry[k].mc_data[j] =
4351 ((temp_reg & 0xffff0000)) | ((table->mc_reg_table_entry[k].mc_data[i] & 0xffff0000) >> 16);
4352 }
4353 j++;
4354 if (j >= SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE)
4355 return -EINVAL;
4356
4357 temp_reg = RREG32(MC_PMG_CMD_MRS);
4358 table->mc_reg_address[j].s1 = MC_PMG_CMD_MRS >> 2;
4359 table->mc_reg_address[j].s0 = MC_SEQ_PMG_CMD_MRS_LP >> 2;
4360 for (k = 0; k < table->num_entries; k++) {
4361 table->mc_reg_table_entry[k].mc_data[j] =
4362 (temp_reg & 0xffff0000) | (table->mc_reg_table_entry[k].mc_data[i] & 0x0000ffff);
4363 if (!pi->mem_gddr5)
4364 table->mc_reg_table_entry[k].mc_data[j] |= 0x100;
4365 }
4366 j++;
4367 if (j > SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE)
4368 return -EINVAL;
4369
4370 if (!pi->mem_gddr5) {
4371 table->mc_reg_address[j].s1 = MC_PMG_AUTO_CMD >> 2;
4372 table->mc_reg_address[j].s0 = MC_PMG_AUTO_CMD >> 2;
4373 for (k = 0; k < table->num_entries; k++) {
4374 table->mc_reg_table_entry[k].mc_data[j] =
4375 (table->mc_reg_table_entry[k].mc_data[i] & 0xffff0000) >> 16;
4376 }
4377 j++;
4378 if (j > SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE)
4379 return -EINVAL;
4380 }
4381 break;
4382 case MC_SEQ_RESERVE_M:
4383 temp_reg = RREG32(MC_PMG_CMD_MRS1);
4384 table->mc_reg_address[j].s1 = MC_PMG_CMD_MRS1 >> 2;
4385 table->mc_reg_address[j].s0 = MC_SEQ_PMG_CMD_MRS1_LP >> 2;
4386 for (k = 0; k < table->num_entries; k++) {
4387 table->mc_reg_table_entry[k].mc_data[j] =
4388 (temp_reg & 0xffff0000) | (table->mc_reg_table_entry[k].mc_data[i] & 0x0000ffff);
4389 }
4390 j++;
4391 if (j > SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE)
4392 return -EINVAL;
4393 break;
4394 default:
4395 break;
4396 }
4397
4398 }
4399
4400 table->last = j;
4401
4402 return 0;
4403 }
4404
4405 static bool ci_check_s0_mc_reg_index(u16 in_reg, u16 *out_reg)
4406 {
4407 bool result = true;
4408
4409 switch(in_reg) {
4410 case MC_SEQ_RAS_TIMING >> 2:
4411 *out_reg = MC_SEQ_RAS_TIMING_LP >> 2;
4412 break;
4413 case MC_SEQ_DLL_STBY >> 2:
4414 *out_reg = MC_SEQ_DLL_STBY_LP >> 2;
4415 break;
4416 case MC_SEQ_G5PDX_CMD0 >> 2:
4417 *out_reg = MC_SEQ_G5PDX_CMD0_LP >> 2;
4418 break;
4419 case MC_SEQ_G5PDX_CMD1 >> 2:
4420 *out_reg = MC_SEQ_G5PDX_CMD1_LP >> 2;
4421 break;
4422 case MC_SEQ_G5PDX_CTRL >> 2:
4423 *out_reg = MC_SEQ_G5PDX_CTRL_LP >> 2;
4424 break;
4425 case MC_SEQ_CAS_TIMING >> 2:
4426 *out_reg = MC_SEQ_CAS_TIMING_LP >> 2;
4427 break;
4428 case MC_SEQ_MISC_TIMING >> 2:
4429 *out_reg = MC_SEQ_MISC_TIMING_LP >> 2;
4430 break;
4431 case MC_SEQ_MISC_TIMING2 >> 2:
4432 *out_reg = MC_SEQ_MISC_TIMING2_LP >> 2;
4433 break;
4434 case MC_SEQ_PMG_DVS_CMD >> 2:
4435 *out_reg = MC_SEQ_PMG_DVS_CMD_LP >> 2;
4436 break;
4437 case MC_SEQ_PMG_DVS_CTL >> 2:
4438 *out_reg = MC_SEQ_PMG_DVS_CTL_LP >> 2;
4439 break;
4440 case MC_SEQ_RD_CTL_D0 >> 2:
4441 *out_reg = MC_SEQ_RD_CTL_D0_LP >> 2;
4442 break;
4443 case MC_SEQ_RD_CTL_D1 >> 2:
4444 *out_reg = MC_SEQ_RD_CTL_D1_LP >> 2;
4445 break;
4446 case MC_SEQ_WR_CTL_D0 >> 2:
4447 *out_reg = MC_SEQ_WR_CTL_D0_LP >> 2;
4448 break;
4449 case MC_SEQ_WR_CTL_D1 >> 2:
4450 *out_reg = MC_SEQ_WR_CTL_D1_LP >> 2;
4451 break;
4452 case MC_PMG_CMD_EMRS >> 2:
4453 *out_reg = MC_SEQ_PMG_CMD_EMRS_LP >> 2;
4454 break;
4455 case MC_PMG_CMD_MRS >> 2:
4456 *out_reg = MC_SEQ_PMG_CMD_MRS_LP >> 2;
4457 break;
4458 case MC_PMG_CMD_MRS1 >> 2:
4459 *out_reg = MC_SEQ_PMG_CMD_MRS1_LP >> 2;
4460 break;
4461 case MC_SEQ_PMG_TIMING >> 2:
4462 *out_reg = MC_SEQ_PMG_TIMING_LP >> 2;
4463 break;
4464 case MC_PMG_CMD_MRS2 >> 2:
4465 *out_reg = MC_SEQ_PMG_CMD_MRS2_LP >> 2;
4466 break;
4467 case MC_SEQ_WR_CTL_2 >> 2:
4468 *out_reg = MC_SEQ_WR_CTL_2_LP >> 2;
4469 break;
4470 default:
4471 result = false;
4472 break;
4473 }
4474
4475 return result;
4476 }
4477
4478 static void ci_set_valid_flag(struct ci_mc_reg_table *table)
4479 {
4480 u8 i, j;
4481
4482 for (i = 0; i < table->last; i++) {
4483 for (j = 1; j < table->num_entries; j++) {
4484 if (table->mc_reg_table_entry[j-1].mc_data[i] !=
4485 table->mc_reg_table_entry[j].mc_data[i]) {
4486 table->valid_flag |= 1 << i;
4487 break;
4488 }
4489 }
4490 }
4491 }
4492
4493 static void ci_set_s0_mc_reg_index(struct ci_mc_reg_table *table)
4494 {
4495 u32 i;
4496 u16 address;
4497
4498 for (i = 0; i < table->last; i++) {
4499 table->mc_reg_address[i].s0 =
4500 ci_check_s0_mc_reg_index(table->mc_reg_address[i].s1, &address) ?
4501 address : table->mc_reg_address[i].s1;
4502 }
4503 }
4504
4505 static int ci_copy_vbios_mc_reg_table(const struct atom_mc_reg_table *table,
4506 struct ci_mc_reg_table *ci_table)
4507 {
4508 u8 i, j;
4509
4510 if (table->last > SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE)
4511 return -EINVAL;
4512 if (table->num_entries > MAX_AC_TIMING_ENTRIES)
4513 return -EINVAL;
4514
4515 for (i = 0; i < table->last; i++)
4516 ci_table->mc_reg_address[i].s1 = table->mc_reg_address[i].s1;
4517
4518 ci_table->last = table->last;
4519
4520 for (i = 0; i < table->num_entries; i++) {
4521 ci_table->mc_reg_table_entry[i].mclk_max =
4522 table->mc_reg_table_entry[i].mclk_max;
4523 for (j = 0; j < table->last; j++)
4524 ci_table->mc_reg_table_entry[i].mc_data[j] =
4525 table->mc_reg_table_entry[i].mc_data[j];
4526 }
4527 ci_table->num_entries = table->num_entries;
4528
4529 return 0;
4530 }
4531
4532 static int ci_register_patching_mc_seq(struct radeon_device *rdev,
4533 struct ci_mc_reg_table *table)
4534 {
4535 u8 i, k;
4536 u32 tmp;
4537 bool patch;
4538
4539 tmp = RREG32(MC_SEQ_MISC0);
4540 patch = ((tmp & 0x0000f00) == 0x300) ? true : false;
4541
4542 if (patch &&
4543 ((rdev->pdev->device == 0x67B0) ||
4544 (rdev->pdev->device == 0x67B1))) {
4545 for (i = 0; i < table->last; i++) {
4546 if (table->last >= SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE)
4547 return -EINVAL;
4548 switch(table->mc_reg_address[i].s1 >> 2) {
4549 case MC_SEQ_MISC1:
4550 for (k = 0; k < table->num_entries; k++) {
4551 if ((table->mc_reg_table_entry[k].mclk_max == 125000) ||
4552 (table->mc_reg_table_entry[k].mclk_max == 137500))
4553 table->mc_reg_table_entry[k].mc_data[i] =
4554 (table->mc_reg_table_entry[k].mc_data[i] & 0xFFFFFFF8) |
4555 0x00000007;
4556 }
4557 break;
4558 case MC_SEQ_WR_CTL_D0:
4559 for (k = 0; k < table->num_entries; k++) {
4560 if ((table->mc_reg_table_entry[k].mclk_max == 125000) ||
4561 (table->mc_reg_table_entry[k].mclk_max == 137500))
4562 table->mc_reg_table_entry[k].mc_data[i] =
4563 (table->mc_reg_table_entry[k].mc_data[i] & 0xFFFF0F00) |
4564 0x0000D0DD;
4565 }
4566 break;
4567 case MC_SEQ_WR_CTL_D1:
4568 for (k = 0; k < table->num_entries; k++) {
4569 if ((table->mc_reg_table_entry[k].mclk_max == 125000) ||
4570 (table->mc_reg_table_entry[k].mclk_max == 137500))
4571 table->mc_reg_table_entry[k].mc_data[i] =
4572 (table->mc_reg_table_entry[k].mc_data[i] & 0xFFFF0F00) |
4573 0x0000D0DD;
4574 }
4575 break;
4576 case MC_SEQ_WR_CTL_2:
4577 for (k = 0; k < table->num_entries; k++) {
4578 if ((table->mc_reg_table_entry[k].mclk_max == 125000) ||
4579 (table->mc_reg_table_entry[k].mclk_max == 137500))
4580 table->mc_reg_table_entry[k].mc_data[i] = 0;
4581 }
4582 break;
4583 case MC_SEQ_CAS_TIMING:
4584 for (k = 0; k < table->num_entries; k++) {
4585 if (table->mc_reg_table_entry[k].mclk_max == 125000)
4586 table->mc_reg_table_entry[k].mc_data[i] =
4587 (table->mc_reg_table_entry[k].mc_data[i] & 0xFFE0FE0F) |
4588 0x000C0140;
4589 else if (table->mc_reg_table_entry[k].mclk_max == 137500)
4590 table->mc_reg_table_entry[k].mc_data[i] =
4591 (table->mc_reg_table_entry[k].mc_data[i] & 0xFFE0FE0F) |
4592 0x000C0150;
4593 }
4594 break;
4595 case MC_SEQ_MISC_TIMING:
4596 for (k = 0; k < table->num_entries; k++) {
4597 if (table->mc_reg_table_entry[k].mclk_max == 125000)
4598 table->mc_reg_table_entry[k].mc_data[i] =
4599 (table->mc_reg_table_entry[k].mc_data[i] & 0xFFFFFFE0) |
4600 0x00000030;
4601 else if (table->mc_reg_table_entry[k].mclk_max == 137500)
4602 table->mc_reg_table_entry[k].mc_data[i] =
4603 (table->mc_reg_table_entry[k].mc_data[i] & 0xFFFFFFE0) |
4604 0x00000035;
4605 }
4606 break;
4607 default:
4608 break;
4609 }
4610 }
4611
4612 WREG32(MC_SEQ_IO_DEBUG_INDEX, 3);
4613 tmp = RREG32(MC_SEQ_IO_DEBUG_DATA);
4614 tmp = (tmp & 0xFFF8FFFF) | (1 << 16);
4615 WREG32(MC_SEQ_IO_DEBUG_INDEX, 3);
4616 WREG32(MC_SEQ_IO_DEBUG_DATA, tmp);
4617 }
4618
4619 return 0;
4620 }
4621
4622 static int ci_initialize_mc_reg_table(struct radeon_device *rdev)
4623 {
4624 struct ci_power_info *pi = ci_get_pi(rdev);
4625 struct atom_mc_reg_table *table;
4626 struct ci_mc_reg_table *ci_table = &pi->mc_reg_table;
4627 u8 module_index = rv770_get_memory_module_index(rdev);
4628 int ret;
4629
4630 table = kzalloc(sizeof(struct atom_mc_reg_table), GFP_KERNEL);
4631 if (!table)
4632 return -ENOMEM;
4633
4634 WREG32(MC_SEQ_RAS_TIMING_LP, RREG32(MC_SEQ_RAS_TIMING));
4635 WREG32(MC_SEQ_CAS_TIMING_LP, RREG32(MC_SEQ_CAS_TIMING));
4636 WREG32(MC_SEQ_DLL_STBY_LP, RREG32(MC_SEQ_DLL_STBY));
4637 WREG32(MC_SEQ_G5PDX_CMD0_LP, RREG32(MC_SEQ_G5PDX_CMD0));
4638 WREG32(MC_SEQ_G5PDX_CMD1_LP, RREG32(MC_SEQ_G5PDX_CMD1));
4639 WREG32(MC_SEQ_G5PDX_CTRL_LP, RREG32(MC_SEQ_G5PDX_CTRL));
4640 WREG32(MC_SEQ_PMG_DVS_CMD_LP, RREG32(MC_SEQ_PMG_DVS_CMD));
4641 WREG32(MC_SEQ_PMG_DVS_CTL_LP, RREG32(MC_SEQ_PMG_DVS_CTL));
4642 WREG32(MC_SEQ_MISC_TIMING_LP, RREG32(MC_SEQ_MISC_TIMING));
4643 WREG32(MC_SEQ_MISC_TIMING2_LP, RREG32(MC_SEQ_MISC_TIMING2));
4644 WREG32(MC_SEQ_PMG_CMD_EMRS_LP, RREG32(MC_PMG_CMD_EMRS));
4645 WREG32(MC_SEQ_PMG_CMD_MRS_LP, RREG32(MC_PMG_CMD_MRS));
4646 WREG32(MC_SEQ_PMG_CMD_MRS1_LP, RREG32(MC_PMG_CMD_MRS1));
4647 WREG32(MC_SEQ_WR_CTL_D0_LP, RREG32(MC_SEQ_WR_CTL_D0));
4648 WREG32(MC_SEQ_WR_CTL_D1_LP, RREG32(MC_SEQ_WR_CTL_D1));
4649 WREG32(MC_SEQ_RD_CTL_D0_LP, RREG32(MC_SEQ_RD_CTL_D0));
4650 WREG32(MC_SEQ_RD_CTL_D1_LP, RREG32(MC_SEQ_RD_CTL_D1));
4651 WREG32(MC_SEQ_PMG_TIMING_LP, RREG32(MC_SEQ_PMG_TIMING));
4652 WREG32(MC_SEQ_PMG_CMD_MRS2_LP, RREG32(MC_PMG_CMD_MRS2));
4653 WREG32(MC_SEQ_WR_CTL_2_LP, RREG32(MC_SEQ_WR_CTL_2));
4654
4655 ret = radeon_atom_init_mc_reg_table(rdev, module_index, table);
4656 if (ret)
4657 goto init_mc_done;
4658
4659 ret = ci_copy_vbios_mc_reg_table(table, ci_table);
4660 if (ret)
4661 goto init_mc_done;
4662
4663 ci_set_s0_mc_reg_index(ci_table);
4664
4665 ret = ci_register_patching_mc_seq(rdev, ci_table);
4666 if (ret)
4667 goto init_mc_done;
4668
4669 ret = ci_set_mc_special_registers(rdev, ci_table);
4670 if (ret)
4671 goto init_mc_done;
4672
4673 ci_set_valid_flag(ci_table);
4674
4675 init_mc_done:
4676 kfree(table);
4677
4678 return ret;
4679 }
4680
4681 static int ci_populate_mc_reg_addresses(struct radeon_device *rdev,
4682 SMU7_Discrete_MCRegisters *mc_reg_table)
4683 {
4684 struct ci_power_info *pi = ci_get_pi(rdev);
4685 u32 i, j;
4686
4687 for (i = 0, j = 0; j < pi->mc_reg_table.last; j++) {
4688 if (pi->mc_reg_table.valid_flag & (1 << j)) {
4689 if (i >= SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE)
4690 return -EINVAL;
4691 mc_reg_table->address[i].s0 = cpu_to_be16(pi->mc_reg_table.mc_reg_address[j].s0);
4692 mc_reg_table->address[i].s1 = cpu_to_be16(pi->mc_reg_table.mc_reg_address[j].s1);
4693 i++;
4694 }
4695 }
4696
4697 mc_reg_table->last = (u8)i;
4698
4699 return 0;
4700 }
4701
4702 static void ci_convert_mc_registers(const struct ci_mc_reg_entry *entry,
4703 SMU7_Discrete_MCRegisterSet *data,
4704 u32 num_entries, u32 valid_flag)
4705 {
4706 u32 i, j;
4707
4708 for (i = 0, j = 0; j < num_entries; j++) {
4709 if (valid_flag & (1 << j)) {
4710 data->value[i] = cpu_to_be32(entry->mc_data[j]);
4711 i++;
4712 }
4713 }
4714 }
4715
4716 static void ci_convert_mc_reg_table_entry_to_smc(struct radeon_device *rdev,
4717 const u32 memory_clock,
4718 SMU7_Discrete_MCRegisterSet *mc_reg_table_data)
4719 {
4720 struct ci_power_info *pi = ci_get_pi(rdev);
4721 u32 i = 0;
4722
4723 for(i = 0; i < pi->mc_reg_table.num_entries; i++) {
4724 if (memory_clock <= pi->mc_reg_table.mc_reg_table_entry[i].mclk_max)
4725 break;
4726 }
4727
4728 if ((i == pi->mc_reg_table.num_entries) && (i > 0))
4729 --i;
4730
4731 ci_convert_mc_registers(&pi->mc_reg_table.mc_reg_table_entry[i],
4732 mc_reg_table_data, pi->mc_reg_table.last,
4733 pi->mc_reg_table.valid_flag);
4734 }
4735
4736 static void ci_convert_mc_reg_table_to_smc(struct radeon_device *rdev,
4737 SMU7_Discrete_MCRegisters *mc_reg_table)
4738 {
4739 struct ci_power_info *pi = ci_get_pi(rdev);
4740 u32 i;
4741
4742 for (i = 0; i < pi->dpm_table.mclk_table.count; i++)
4743 ci_convert_mc_reg_table_entry_to_smc(rdev,
4744 pi->dpm_table.mclk_table.dpm_levels[i].value,
4745 &mc_reg_table->data[i]);
4746 }
4747
4748 static int ci_populate_initial_mc_reg_table(struct radeon_device *rdev)
4749 {
4750 struct ci_power_info *pi = ci_get_pi(rdev);
4751 int ret;
4752
4753 memset(&pi->smc_mc_reg_table, 0, sizeof(SMU7_Discrete_MCRegisters));
4754
4755 ret = ci_populate_mc_reg_addresses(rdev, &pi->smc_mc_reg_table);
4756 if (ret)
4757 return ret;
4758 ci_convert_mc_reg_table_to_smc(rdev, &pi->smc_mc_reg_table);
4759
4760 return ci_copy_bytes_to_smc(rdev,
4761 pi->mc_reg_table_start,
4762 (u8 *)&pi->smc_mc_reg_table,
4763 sizeof(SMU7_Discrete_MCRegisters),
4764 pi->sram_end);
4765 }
4766
4767 static int ci_update_and_upload_mc_reg_table(struct radeon_device *rdev)
4768 {
4769 struct ci_power_info *pi = ci_get_pi(rdev);
4770
4771 if (!(pi->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_MCLK))
4772 return 0;
4773
4774 memset(&pi->smc_mc_reg_table, 0, sizeof(SMU7_Discrete_MCRegisters));
4775
4776 ci_convert_mc_reg_table_to_smc(rdev, &pi->smc_mc_reg_table);
4777
4778 return ci_copy_bytes_to_smc(rdev,
4779 pi->mc_reg_table_start +
4780 offsetof(SMU7_Discrete_MCRegisters, data[0]),
4781 (u8 *)&pi->smc_mc_reg_table.data[0],
4782 sizeof(SMU7_Discrete_MCRegisterSet) *
4783 pi->dpm_table.mclk_table.count,
4784 pi->sram_end);
4785 }
4786
4787 static void ci_enable_voltage_control(struct radeon_device *rdev)
4788 {
4789 u32 tmp = RREG32_SMC(GENERAL_PWRMGT);
4790
4791 tmp |= VOLT_PWRMGT_EN;
4792 WREG32_SMC(GENERAL_PWRMGT, tmp);
4793 }
4794
4795 static enum radeon_pcie_gen ci_get_maximum_link_speed(struct radeon_device *rdev,
4796 struct radeon_ps *radeon_state)
4797 {
4798 struct ci_ps *state = ci_get_ps(radeon_state);
4799 int i;
4800 u16 pcie_speed, max_speed = 0;
4801
4802 for (i = 0; i < state->performance_level_count; i++) {
4803 pcie_speed = state->performance_levels[i].pcie_gen;
4804 if (max_speed < pcie_speed)
4805 max_speed = pcie_speed;
4806 }
4807
4808 return max_speed;
4809 }
4810
4811 static u16 ci_get_current_pcie_speed(struct radeon_device *rdev)
4812 {
4813 u32 speed_cntl = 0;
4814
4815 speed_cntl = RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL) & LC_CURRENT_DATA_RATE_MASK;
4816 speed_cntl >>= LC_CURRENT_DATA_RATE_SHIFT;
4817
4818 return (u16)speed_cntl;
4819 }
4820
4821 static int ci_get_current_pcie_lane_number(struct radeon_device *rdev)
4822 {
4823 u32 link_width = 0;
4824
4825 link_width = RREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL) & LC_LINK_WIDTH_RD_MASK;
4826 link_width >>= LC_LINK_WIDTH_RD_SHIFT;
4827
4828 switch (link_width) {
4829 case RADEON_PCIE_LC_LINK_WIDTH_X1:
4830 return 1;
4831 case RADEON_PCIE_LC_LINK_WIDTH_X2:
4832 return 2;
4833 case RADEON_PCIE_LC_LINK_WIDTH_X4:
4834 return 4;
4835 case RADEON_PCIE_LC_LINK_WIDTH_X8:
4836 return 8;
4837 case RADEON_PCIE_LC_LINK_WIDTH_X12:
4838 /* not actually supported */
4839 return 12;
4840 case RADEON_PCIE_LC_LINK_WIDTH_X0:
4841 case RADEON_PCIE_LC_LINK_WIDTH_X16:
4842 default:
4843 return 16;
4844 }
4845 }
4846
4847 static void ci_request_link_speed_change_before_state_change(struct radeon_device *rdev,
4848 struct radeon_ps *radeon_new_state,
4849 struct radeon_ps *radeon_current_state)
4850 {
4851 struct ci_power_info *pi = ci_get_pi(rdev);
4852 enum radeon_pcie_gen target_link_speed =
4853 ci_get_maximum_link_speed(rdev, radeon_new_state);
4854 enum radeon_pcie_gen current_link_speed;
4855
4856 if (pi->force_pcie_gen == RADEON_PCIE_GEN_INVALID)
4857 current_link_speed = ci_get_maximum_link_speed(rdev, radeon_current_state);
4858 else
4859 current_link_speed = pi->force_pcie_gen;
4860
4861 pi->force_pcie_gen = RADEON_PCIE_GEN_INVALID;
4862 pi->pspp_notify_required = false;
4863 if (target_link_speed > current_link_speed) {
4864 switch (target_link_speed) {
4865 #ifdef CONFIG_ACPI
4866 case RADEON_PCIE_GEN3:
4867 if (radeon_acpi_pcie_performance_request(rdev, PCIE_PERF_REQ_PECI_GEN3, false) == 0)
4868 break;
4869 pi->force_pcie_gen = RADEON_PCIE_GEN2;
4870 if (current_link_speed == RADEON_PCIE_GEN2)
4871 break;
4872 /* fall through */
4873 case RADEON_PCIE_GEN2:
4874 if (radeon_acpi_pcie_performance_request(rdev, PCIE_PERF_REQ_PECI_GEN2, false) == 0)
4875 break;
4876 #endif
4877 /* fall through */
4878 default:
4879 pi->force_pcie_gen = ci_get_current_pcie_speed(rdev);
4880 break;
4881 }
4882 } else {
4883 if (target_link_speed < current_link_speed)
4884 pi->pspp_notify_required = true;
4885 }
4886 }
4887
4888 static void ci_notify_link_speed_change_after_state_change(struct radeon_device *rdev,
4889 struct radeon_ps *radeon_new_state,
4890 struct radeon_ps *radeon_current_state)
4891 {
4892 struct ci_power_info *pi = ci_get_pi(rdev);
4893 enum radeon_pcie_gen target_link_speed =
4894 ci_get_maximum_link_speed(rdev, radeon_new_state);
4895 u8 request;
4896
4897 if (pi->pspp_notify_required) {
4898 if (target_link_speed == RADEON_PCIE_GEN3)
4899 request = PCIE_PERF_REQ_PECI_GEN3;
4900 else if (target_link_speed == RADEON_PCIE_GEN2)
4901 request = PCIE_PERF_REQ_PECI_GEN2;
4902 else
4903 request = PCIE_PERF_REQ_PECI_GEN1;
4904
4905 if ((request == PCIE_PERF_REQ_PECI_GEN1) &&
4906 (ci_get_current_pcie_speed(rdev) > 0))
4907 return;
4908
4909 #ifdef CONFIG_ACPI
4910 radeon_acpi_pcie_performance_request(rdev, request, false);
4911 #endif
4912 }
4913 }
4914
4915 static int ci_set_private_data_variables_based_on_pptable(struct radeon_device *rdev)
4916 {
4917 struct ci_power_info *pi = ci_get_pi(rdev);
4918 struct radeon_clock_voltage_dependency_table *allowed_sclk_vddc_table =
4919 &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk;
4920 struct radeon_clock_voltage_dependency_table *allowed_mclk_vddc_table =
4921 &rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk;
4922 struct radeon_clock_voltage_dependency_table *allowed_mclk_vddci_table =
4923 &rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk;
4924
4925 if (allowed_sclk_vddc_table == NULL)
4926 return -EINVAL;
4927 if (allowed_sclk_vddc_table->count < 1)
4928 return -EINVAL;
4929 if (allowed_mclk_vddc_table == NULL)
4930 return -EINVAL;
4931 if (allowed_mclk_vddc_table->count < 1)
4932 return -EINVAL;
4933 if (allowed_mclk_vddci_table == NULL)
4934 return -EINVAL;
4935 if (allowed_mclk_vddci_table->count < 1)
4936 return -EINVAL;
4937
4938 pi->min_vddc_in_pp_table = allowed_sclk_vddc_table->entries[0].v;
4939 pi->max_vddc_in_pp_table =
4940 allowed_sclk_vddc_table->entries[allowed_sclk_vddc_table->count - 1].v;
4941
4942 pi->min_vddci_in_pp_table = allowed_mclk_vddci_table->entries[0].v;
4943 pi->max_vddci_in_pp_table =
4944 allowed_mclk_vddci_table->entries[allowed_mclk_vddci_table->count - 1].v;
4945
4946 rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac.sclk =
4947 allowed_sclk_vddc_table->entries[allowed_sclk_vddc_table->count - 1].clk;
4948 rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac.mclk =
4949 allowed_mclk_vddc_table->entries[allowed_sclk_vddc_table->count - 1].clk;
4950 rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac.vddc =
4951 allowed_sclk_vddc_table->entries[allowed_sclk_vddc_table->count - 1].v;
4952 rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac.vddci =
4953 allowed_mclk_vddci_table->entries[allowed_mclk_vddci_table->count - 1].v;
4954
4955 return 0;
4956 }
4957
4958 static void ci_patch_with_vddc_leakage(struct radeon_device *rdev, u16 *vddc)
4959 {
4960 struct ci_power_info *pi = ci_get_pi(rdev);
4961 struct ci_leakage_voltage *leakage_table = &pi->vddc_leakage;
4962 u32 leakage_index;
4963
4964 for (leakage_index = 0; leakage_index < leakage_table->count; leakage_index++) {
4965 if (leakage_table->leakage_id[leakage_index] == *vddc) {
4966 *vddc = leakage_table->actual_voltage[leakage_index];
4967 break;
4968 }
4969 }
4970 }
4971
4972 static void ci_patch_with_vddci_leakage(struct radeon_device *rdev, u16 *vddci)
4973 {
4974 struct ci_power_info *pi = ci_get_pi(rdev);
4975 struct ci_leakage_voltage *leakage_table = &pi->vddci_leakage;
4976 u32 leakage_index;
4977
4978 for (leakage_index = 0; leakage_index < leakage_table->count; leakage_index++) {
4979 if (leakage_table->leakage_id[leakage_index] == *vddci) {
4980 *vddci = leakage_table->actual_voltage[leakage_index];
4981 break;
4982 }
4983 }
4984 }
4985
4986 static void ci_patch_clock_voltage_dependency_table_with_vddc_leakage(struct radeon_device *rdev,
4987 struct radeon_clock_voltage_dependency_table *table)
4988 {
4989 u32 i;
4990
4991 if (table) {
4992 for (i = 0; i < table->count; i++)
4993 ci_patch_with_vddc_leakage(rdev, &table->entries[i].v);
4994 }
4995 }
4996
4997 static void ci_patch_clock_voltage_dependency_table_with_vddci_leakage(struct radeon_device *rdev,
4998 struct radeon_clock_voltage_dependency_table *table)
4999 {
5000 u32 i;
5001
5002 if (table) {
5003 for (i = 0; i < table->count; i++)
5004 ci_patch_with_vddci_leakage(rdev, &table->entries[i].v);
5005 }
5006 }
5007
5008 static void ci_patch_vce_clock_voltage_dependency_table_with_vddc_leakage(struct radeon_device *rdev,
5009 struct radeon_vce_clock_voltage_dependency_table *table)
5010 {
5011 u32 i;
5012
5013 if (table) {
5014 for (i = 0; i < table->count; i++)
5015 ci_patch_with_vddc_leakage(rdev, &table->entries[i].v);
5016 }
5017 }
5018
5019 static void ci_patch_uvd_clock_voltage_dependency_table_with_vddc_leakage(struct radeon_device *rdev,
5020 struct radeon_uvd_clock_voltage_dependency_table *table)
5021 {
5022 u32 i;
5023
5024 if (table) {
5025 for (i = 0; i < table->count; i++)
5026 ci_patch_with_vddc_leakage(rdev, &table->entries[i].v);
5027 }
5028 }
5029
5030 static void ci_patch_vddc_phase_shed_limit_table_with_vddc_leakage(struct radeon_device *rdev,
5031 struct radeon_phase_shedding_limits_table *table)
5032 {
5033 u32 i;
5034
5035 if (table) {
5036 for (i = 0; i < table->count; i++)
5037 ci_patch_with_vddc_leakage(rdev, &table->entries[i].voltage);
5038 }
5039 }
5040
5041 static void ci_patch_clock_voltage_limits_with_vddc_leakage(struct radeon_device *rdev,
5042 struct radeon_clock_and_voltage_limits *table)
5043 {
5044 if (table) {
5045 ci_patch_with_vddc_leakage(rdev, (u16 *)&table->vddc);
5046 ci_patch_with_vddci_leakage(rdev, (u16 *)&table->vddci);
5047 }
5048 }
5049
5050 static void ci_patch_cac_leakage_table_with_vddc_leakage(struct radeon_device *rdev,
5051 struct radeon_cac_leakage_table *table)
5052 {
5053 u32 i;
5054
5055 if (table) {
5056 for (i = 0; i < table->count; i++)
5057 ci_patch_with_vddc_leakage(rdev, &table->entries[i].vddc);
5058 }
5059 }
5060
5061 static void ci_patch_dependency_tables_with_leakage(struct radeon_device *rdev)
5062 {
5063
5064 ci_patch_clock_voltage_dependency_table_with_vddc_leakage(rdev,
5065 &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk);
5066 ci_patch_clock_voltage_dependency_table_with_vddc_leakage(rdev,
5067 &rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk);
5068 ci_patch_clock_voltage_dependency_table_with_vddc_leakage(rdev,
5069 &rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk);
5070 ci_patch_clock_voltage_dependency_table_with_vddci_leakage(rdev,
5071 &rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk);
5072 ci_patch_vce_clock_voltage_dependency_table_with_vddc_leakage(rdev,
5073 &rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table);
5074 ci_patch_uvd_clock_voltage_dependency_table_with_vddc_leakage(rdev,
5075 &rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table);
5076 ci_patch_clock_voltage_dependency_table_with_vddc_leakage(rdev,
5077 &rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table);
5078 ci_patch_clock_voltage_dependency_table_with_vddc_leakage(rdev,
5079 &rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table);
5080 ci_patch_vddc_phase_shed_limit_table_with_vddc_leakage(rdev,
5081 &rdev->pm.dpm.dyn_state.phase_shedding_limits_table);
5082 ci_patch_clock_voltage_limits_with_vddc_leakage(rdev,
5083 &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac);
5084 ci_patch_clock_voltage_limits_with_vddc_leakage(rdev,
5085 &rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc);
5086 ci_patch_cac_leakage_table_with_vddc_leakage(rdev,
5087 &rdev->pm.dpm.dyn_state.cac_leakage_table);
5088
5089 }
5090
5091 static void ci_get_memory_type(struct radeon_device *rdev)
5092 {
5093 struct ci_power_info *pi = ci_get_pi(rdev);
5094 u32 tmp;
5095
5096 tmp = RREG32(MC_SEQ_MISC0);
5097
5098 if (((tmp & MC_SEQ_MISC0_GDDR5_MASK) >> MC_SEQ_MISC0_GDDR5_SHIFT) ==
5099 MC_SEQ_MISC0_GDDR5_VALUE)
5100 pi->mem_gddr5 = true;
5101 else
5102 pi->mem_gddr5 = false;
5103
5104 }
5105
5106 static void ci_update_current_ps(struct radeon_device *rdev,
5107 struct radeon_ps *rps)
5108 {
5109 struct ci_ps *new_ps = ci_get_ps(rps);
5110 struct ci_power_info *pi = ci_get_pi(rdev);
5111
5112 pi->current_rps = *rps;
5113 pi->current_ps = *new_ps;
5114 pi->current_rps.ps_priv = &pi->current_ps;
5115 }
5116
5117 static void ci_update_requested_ps(struct radeon_device *rdev,
5118 struct radeon_ps *rps)
5119 {
5120 struct ci_ps *new_ps = ci_get_ps(rps);
5121 struct ci_power_info *pi = ci_get_pi(rdev);
5122
5123 pi->requested_rps = *rps;
5124 pi->requested_ps = *new_ps;
5125 pi->requested_rps.ps_priv = &pi->requested_ps;
5126 }
5127
5128 int ci_dpm_pre_set_power_state(struct radeon_device *rdev)
5129 {
5130 struct ci_power_info *pi = ci_get_pi(rdev);
5131 struct radeon_ps requested_ps = *rdev->pm.dpm.requested_ps;
5132 struct radeon_ps *new_ps = &requested_ps;
5133
5134 ci_update_requested_ps(rdev, new_ps);
5135
5136 ci_apply_state_adjust_rules(rdev, &pi->requested_rps);
5137
5138 return 0;
5139 }
5140
5141 void ci_dpm_post_set_power_state(struct radeon_device *rdev)
5142 {
5143 struct ci_power_info *pi = ci_get_pi(rdev);
5144 struct radeon_ps *new_ps = &pi->requested_rps;
5145
5146 ci_update_current_ps(rdev, new_ps);
5147 }
5148
5149
5150 void ci_dpm_setup_asic(struct radeon_device *rdev)
5151 {
5152 int r;
5153
5154 r = ci_mc_load_microcode(rdev);
5155 if (r)
5156 DRM_ERROR("Failed to load MC firmware!\n");
5157 ci_read_clock_registers(rdev);
5158 ci_get_memory_type(rdev);
5159 ci_enable_acpi_power_management(rdev);
5160 ci_init_sclk_t(rdev);
5161 }
5162
5163 int ci_dpm_enable(struct radeon_device *rdev)
5164 {
5165 struct ci_power_info *pi = ci_get_pi(rdev);
5166 struct radeon_ps *boot_ps = rdev->pm.dpm.boot_ps;
5167 int ret;
5168
5169 if (ci_is_smc_running(rdev))
5170 return -EINVAL;
5171 if (pi->voltage_control != CISLANDS_VOLTAGE_CONTROL_NONE) {
5172 ci_enable_voltage_control(rdev);
5173 ret = ci_construct_voltage_tables(rdev);
5174 if (ret) {
5175 DRM_ERROR("ci_construct_voltage_tables failed\n");
5176 return ret;
5177 }
5178 }
5179 if (pi->caps_dynamic_ac_timing) {
5180 ret = ci_initialize_mc_reg_table(rdev);
5181 if (ret)
5182 pi->caps_dynamic_ac_timing = false;
5183 }
5184 if (pi->dynamic_ss)
5185 ci_enable_spread_spectrum(rdev, true);
5186 if (pi->thermal_protection)
5187 ci_enable_thermal_protection(rdev, true);
5188 ci_program_sstp(rdev);
5189 ci_enable_display_gap(rdev);
5190 ci_program_vc(rdev);
5191 ret = ci_upload_firmware(rdev);
5192 if (ret) {
5193 DRM_ERROR("ci_upload_firmware failed\n");
5194 return ret;
5195 }
5196 ret = ci_process_firmware_header(rdev);
5197 if (ret) {
5198 DRM_ERROR("ci_process_firmware_header failed\n");
5199 return ret;
5200 }
5201 ret = ci_initial_switch_from_arb_f0_to_f1(rdev);
5202 if (ret) {
5203 DRM_ERROR("ci_initial_switch_from_arb_f0_to_f1 failed\n");
5204 return ret;
5205 }
5206 ret = ci_init_smc_table(rdev);
5207 if (ret) {
5208 DRM_ERROR("ci_init_smc_table failed\n");
5209 return ret;
5210 }
5211 ret = ci_init_arb_table_index(rdev);
5212 if (ret) {
5213 DRM_ERROR("ci_init_arb_table_index failed\n");
5214 return ret;
5215 }
5216 if (pi->caps_dynamic_ac_timing) {
5217 ret = ci_populate_initial_mc_reg_table(rdev);
5218 if (ret) {
5219 DRM_ERROR("ci_populate_initial_mc_reg_table failed\n");
5220 return ret;
5221 }
5222 }
5223 ret = ci_populate_pm_base(rdev);
5224 if (ret) {
5225 DRM_ERROR("ci_populate_pm_base failed\n");
5226 return ret;
5227 }
5228 ci_dpm_start_smc(rdev);
5229 ci_enable_vr_hot_gpio_interrupt(rdev);
5230 ret = ci_notify_smc_display_change(rdev, false);
5231 if (ret) {
5232 DRM_ERROR("ci_notify_smc_display_change failed\n");
5233 return ret;
5234 }
5235 ci_enable_sclk_control(rdev, true);
5236 ret = ci_enable_ulv(rdev, true);
5237 if (ret) {
5238 DRM_ERROR("ci_enable_ulv failed\n");
5239 return ret;
5240 }
5241 ret = ci_enable_ds_master_switch(rdev, true);
5242 if (ret) {
5243 DRM_ERROR("ci_enable_ds_master_switch failed\n");
5244 return ret;
5245 }
5246 ret = ci_start_dpm(rdev);
5247 if (ret) {
5248 DRM_ERROR("ci_start_dpm failed\n");
5249 return ret;
5250 }
5251 ret = ci_enable_didt(rdev, true);
5252 if (ret) {
5253 DRM_ERROR("ci_enable_didt failed\n");
5254 return ret;
5255 }
5256 ret = ci_enable_smc_cac(rdev, true);
5257 if (ret) {
5258 DRM_ERROR("ci_enable_smc_cac failed\n");
5259 return ret;
5260 }
5261 ret = ci_enable_power_containment(rdev, true);
5262 if (ret) {
5263 DRM_ERROR("ci_enable_power_containment failed\n");
5264 return ret;
5265 }
5266
5267 ret = ci_power_control_set_level(rdev);
5268 if (ret) {
5269 DRM_ERROR("ci_power_control_set_level failed\n");
5270 return ret;
5271 }
5272
5273 ci_enable_auto_throttle_source(rdev, RADEON_DPM_AUTO_THROTTLE_SRC_THERMAL, true);
5274
5275 ret = ci_enable_thermal_based_sclk_dpm(rdev, true);
5276 if (ret) {
5277 DRM_ERROR("ci_enable_thermal_based_sclk_dpm failed\n");
5278 return ret;
5279 }
5280
5281 ci_thermal_start_thermal_controller(rdev);
5282
5283 ci_update_current_ps(rdev, boot_ps);
5284
5285 return 0;
5286 }
5287
5288 static int ci_set_temperature_range(struct radeon_device *rdev)
5289 {
5290 int ret;
5291
5292 ret = ci_thermal_enable_alert(rdev, false);
5293 if (ret)
5294 return ret;
5295 ret = ci_thermal_set_temperature_range(rdev, R600_TEMP_RANGE_MIN, R600_TEMP_RANGE_MAX);
5296 if (ret)
5297 return ret;
5298 ret = ci_thermal_enable_alert(rdev, true);
5299 if (ret)
5300 return ret;
5301
5302 return ret;
5303 }
5304
5305 int ci_dpm_late_enable(struct radeon_device *rdev)
5306 {
5307 int ret;
5308
5309 ret = ci_set_temperature_range(rdev);
5310 if (ret)
5311 return ret;
5312
5313 ci_dpm_powergate_uvd(rdev, true);
5314
5315 return 0;
5316 }
5317
5318 void ci_dpm_disable(struct radeon_device *rdev)
5319 {
5320 struct ci_power_info *pi = ci_get_pi(rdev);
5321 struct radeon_ps *boot_ps = rdev->pm.dpm.boot_ps;
5322
5323 ci_dpm_powergate_uvd(rdev, false);
5324
5325 if (!ci_is_smc_running(rdev))
5326 return;
5327
5328 ci_thermal_stop_thermal_controller(rdev);
5329
5330 if (pi->thermal_protection)
5331 ci_enable_thermal_protection(rdev, false);
5332 ci_enable_power_containment(rdev, false);
5333 ci_enable_smc_cac(rdev, false);
5334 ci_enable_didt(rdev, false);
5335 ci_enable_spread_spectrum(rdev, false);
5336 ci_enable_auto_throttle_source(rdev, RADEON_DPM_AUTO_THROTTLE_SRC_THERMAL, false);
5337 ci_stop_dpm(rdev);
5338 ci_enable_ds_master_switch(rdev, false);
5339 ci_enable_ulv(rdev, false);
5340 ci_clear_vc(rdev);
5341 ci_reset_to_default(rdev);
5342 ci_dpm_stop_smc(rdev);
5343 ci_force_switch_to_arb_f0(rdev);
5344 ci_enable_thermal_based_sclk_dpm(rdev, false);
5345
5346 ci_update_current_ps(rdev, boot_ps);
5347 }
5348
5349 int ci_dpm_set_power_state(struct radeon_device *rdev)
5350 {
5351 struct ci_power_info *pi = ci_get_pi(rdev);
5352 struct radeon_ps *new_ps = &pi->requested_rps;
5353 struct radeon_ps *old_ps = &pi->current_rps;
5354 int ret;
5355
5356 ci_find_dpm_states_clocks_in_dpm_table(rdev, new_ps);
5357 if (pi->pcie_performance_request)
5358 ci_request_link_speed_change_before_state_change(rdev, new_ps, old_ps);
5359 ret = ci_freeze_sclk_mclk_dpm(rdev);
5360 if (ret) {
5361 DRM_ERROR("ci_freeze_sclk_mclk_dpm failed\n");
5362 return ret;
5363 }
5364 ret = ci_populate_and_upload_sclk_mclk_dpm_levels(rdev, new_ps);
5365 if (ret) {
5366 DRM_ERROR("ci_populate_and_upload_sclk_mclk_dpm_levels failed\n");
5367 return ret;
5368 }
5369 ret = ci_generate_dpm_level_enable_mask(rdev, new_ps);
5370 if (ret) {
5371 DRM_ERROR("ci_generate_dpm_level_enable_mask failed\n");
5372 return ret;
5373 }
5374
5375 ret = ci_update_vce_dpm(rdev, new_ps, old_ps);
5376 if (ret) {
5377 DRM_ERROR("ci_update_vce_dpm failed\n");
5378 return ret;
5379 }
5380
5381 ret = ci_update_sclk_t(rdev);
5382 if (ret) {
5383 DRM_ERROR("ci_update_sclk_t failed\n");
5384 return ret;
5385 }
5386 if (pi->caps_dynamic_ac_timing) {
5387 ret = ci_update_and_upload_mc_reg_table(rdev);
5388 if (ret) {
5389 DRM_ERROR("ci_update_and_upload_mc_reg_table failed\n");
5390 return ret;
5391 }
5392 }
5393 ret = ci_program_memory_timing_parameters(rdev);
5394 if (ret) {
5395 DRM_ERROR("ci_program_memory_timing_parameters failed\n");
5396 return ret;
5397 }
5398 ret = ci_unfreeze_sclk_mclk_dpm(rdev);
5399 if (ret) {
5400 DRM_ERROR("ci_unfreeze_sclk_mclk_dpm failed\n");
5401 return ret;
5402 }
5403 ret = ci_upload_dpm_level_enable_mask(rdev);
5404 if (ret) {
5405 DRM_ERROR("ci_upload_dpm_level_enable_mask failed\n");
5406 return ret;
5407 }
5408 if (pi->pcie_performance_request)
5409 ci_notify_link_speed_change_after_state_change(rdev, new_ps, old_ps);
5410
5411 return 0;
5412 }
5413
5414 #if 0
5415 void ci_dpm_reset_asic(struct radeon_device *rdev)
5416 {
5417 ci_set_boot_state(rdev);
5418 }
5419 #endif
5420
5421 void ci_dpm_display_configuration_changed(struct radeon_device *rdev)
5422 {
5423 ci_program_display_gap(rdev);
5424 }
5425
5426 union power_info {
5427 struct _ATOM_POWERPLAY_INFO info;
5428 struct _ATOM_POWERPLAY_INFO_V2 info_2;
5429 struct _ATOM_POWERPLAY_INFO_V3 info_3;
5430 struct _ATOM_PPLIB_POWERPLAYTABLE pplib;
5431 struct _ATOM_PPLIB_POWERPLAYTABLE2 pplib2;
5432 struct _ATOM_PPLIB_POWERPLAYTABLE3 pplib3;
5433 };
5434
5435 union pplib_clock_info {
5436 struct _ATOM_PPLIB_R600_CLOCK_INFO r600;
5437 struct _ATOM_PPLIB_RS780_CLOCK_INFO rs780;
5438 struct _ATOM_PPLIB_EVERGREEN_CLOCK_INFO evergreen;
5439 struct _ATOM_PPLIB_SUMO_CLOCK_INFO sumo;
5440 struct _ATOM_PPLIB_SI_CLOCK_INFO si;
5441 struct _ATOM_PPLIB_CI_CLOCK_INFO ci;
5442 };
5443
5444 union pplib_power_state {
5445 struct _ATOM_PPLIB_STATE v1;
5446 struct _ATOM_PPLIB_STATE_V2 v2;
5447 };
5448
5449 static void ci_parse_pplib_non_clock_info(struct radeon_device *rdev,
5450 struct radeon_ps *rps,
5451 struct _ATOM_PPLIB_NONCLOCK_INFO *non_clock_info,
5452 u8 table_rev)
5453 {
5454 rps->caps = le32_to_cpu(non_clock_info->ulCapsAndSettings);
5455 rps->class = le16_to_cpu(non_clock_info->usClassification);
5456 rps->class2 = le16_to_cpu(non_clock_info->usClassification2);
5457
5458 if (ATOM_PPLIB_NONCLOCKINFO_VER1 < table_rev) {
5459 rps->vclk = le32_to_cpu(non_clock_info->ulVCLK);
5460 rps->dclk = le32_to_cpu(non_clock_info->ulDCLK);
5461 } else {
5462 rps->vclk = 0;
5463 rps->dclk = 0;
5464 }
5465
5466 if (rps->class & ATOM_PPLIB_CLASSIFICATION_BOOT)
5467 rdev->pm.dpm.boot_ps = rps;
5468 if (rps->class & ATOM_PPLIB_CLASSIFICATION_UVDSTATE)
5469 rdev->pm.dpm.uvd_ps = rps;
5470 }
5471
5472 static void ci_parse_pplib_clock_info(struct radeon_device *rdev,
5473 struct radeon_ps *rps, int index,
5474 union pplib_clock_info *clock_info)
5475 {
5476 struct ci_power_info *pi = ci_get_pi(rdev);
5477 struct ci_ps *ps = ci_get_ps(rps);
5478 struct ci_pl *pl = &ps->performance_levels[index];
5479
5480 ps->performance_level_count = index + 1;
5481
5482 pl->sclk = le16_to_cpu(clock_info->ci.usEngineClockLow);
5483 pl->sclk |= clock_info->ci.ucEngineClockHigh << 16;
5484 pl->mclk = le16_to_cpu(clock_info->ci.usMemoryClockLow);
5485 pl->mclk |= clock_info->ci.ucMemoryClockHigh << 16;
5486
5487 pl->pcie_gen = r600_get_pcie_gen_support(rdev,
5488 pi->sys_pcie_mask,
5489 pi->vbios_boot_state.pcie_gen_bootup_value,
5490 clock_info->ci.ucPCIEGen);
5491 pl->pcie_lane = r600_get_pcie_lane_support(rdev,
5492 pi->vbios_boot_state.pcie_lane_bootup_value,
5493 le16_to_cpu(clock_info->ci.usPCIELane));
5494
5495 if (rps->class & ATOM_PPLIB_CLASSIFICATION_ACPI) {
5496 pi->acpi_pcie_gen = pl->pcie_gen;
5497 }
5498
5499 if (rps->class2 & ATOM_PPLIB_CLASSIFICATION2_ULV) {
5500 pi->ulv.supported = true;
5501 pi->ulv.pl = *pl;
5502 pi->ulv.cg_ulv_parameter = CISLANDS_CGULVPARAMETER_DFLT;
5503 }
5504
5505 /* patch up boot state */
5506 if (rps->class & ATOM_PPLIB_CLASSIFICATION_BOOT) {
5507 pl->mclk = pi->vbios_boot_state.mclk_bootup_value;
5508 pl->sclk = pi->vbios_boot_state.sclk_bootup_value;
5509 pl->pcie_gen = pi->vbios_boot_state.pcie_gen_bootup_value;
5510 pl->pcie_lane = pi->vbios_boot_state.pcie_lane_bootup_value;
5511 }
5512
5513 switch (rps->class & ATOM_PPLIB_CLASSIFICATION_UI_MASK) {
5514 case ATOM_PPLIB_CLASSIFICATION_UI_BATTERY:
5515 pi->use_pcie_powersaving_levels = true;
5516 if (pi->pcie_gen_powersaving.max < pl->pcie_gen)
5517 pi->pcie_gen_powersaving.max = pl->pcie_gen;
5518 if (pi->pcie_gen_powersaving.min > pl->pcie_gen)
5519 pi->pcie_gen_powersaving.min = pl->pcie_gen;
5520 if (pi->pcie_lane_powersaving.max < pl->pcie_lane)
5521 pi->pcie_lane_powersaving.max = pl->pcie_lane;
5522 if (pi->pcie_lane_powersaving.min > pl->pcie_lane)
5523 pi->pcie_lane_powersaving.min = pl->pcie_lane;
5524 break;
5525 case ATOM_PPLIB_CLASSIFICATION_UI_PERFORMANCE:
5526 pi->use_pcie_performance_levels = true;
5527 if (pi->pcie_gen_performance.max < pl->pcie_gen)
5528 pi->pcie_gen_performance.max = pl->pcie_gen;
5529 if (pi->pcie_gen_performance.min > pl->pcie_gen)
5530 pi->pcie_gen_performance.min = pl->pcie_gen;
5531 if (pi->pcie_lane_performance.max < pl->pcie_lane)
5532 pi->pcie_lane_performance.max = pl->pcie_lane;
5533 if (pi->pcie_lane_performance.min > pl->pcie_lane)
5534 pi->pcie_lane_performance.min = pl->pcie_lane;
5535 break;
5536 default:
5537 break;
5538 }
5539 }
5540
5541 static int ci_parse_power_table(struct radeon_device *rdev)
5542 {
5543 struct radeon_mode_info *mode_info = &rdev->mode_info;
5544 struct _ATOM_PPLIB_NONCLOCK_INFO *non_clock_info;
5545 union pplib_power_state *power_state;
5546 int i, j, k, non_clock_array_index, clock_array_index;
5547 union pplib_clock_info *clock_info;
5548 struct _StateArray *state_array;
5549 struct _ClockInfoArray *clock_info_array;
5550 struct _NonClockInfoArray *non_clock_info_array;
5551 union power_info *power_info;
5552 int index = GetIndexIntoMasterTable(DATA, PowerPlayInfo);
5553 u16 data_offset;
5554 u8 frev, crev;
5555 u8 *power_state_offset;
5556 struct ci_ps *ps;
5557
5558 if (!atom_parse_data_header(mode_info->atom_context, index, NULL,
5559 &frev, &crev, &data_offset))
5560 return -EINVAL;
5561 power_info = (union power_info *)(mode_info->atom_context->bios + data_offset);
5562
5563 state_array = (struct _StateArray *)
5564 (mode_info->atom_context->bios + data_offset +
5565 le16_to_cpu(power_info->pplib.usStateArrayOffset));
5566 clock_info_array = (struct _ClockInfoArray *)
5567 (mode_info->atom_context->bios + data_offset +
5568 le16_to_cpu(power_info->pplib.usClockInfoArrayOffset));
5569 non_clock_info_array = (struct _NonClockInfoArray *)
5570 (mode_info->atom_context->bios + data_offset +
5571 le16_to_cpu(power_info->pplib.usNonClockInfoArrayOffset));
5572
5573 rdev->pm.dpm.ps = kcalloc(state_array->ucNumEntries,
5574 sizeof(struct radeon_ps),
5575 GFP_KERNEL);
5576 if (!rdev->pm.dpm.ps)
5577 return -ENOMEM;
5578 power_state_offset = (u8 *)state_array->states;
5579 for (i = 0; i < state_array->ucNumEntries; i++) {
5580 u8 *idx;
5581 power_state = (union pplib_power_state *)power_state_offset;
5582 non_clock_array_index = power_state->v2.nonClockInfoIndex;
5583 non_clock_info = (struct _ATOM_PPLIB_NONCLOCK_INFO *)
5584 &non_clock_info_array->nonClockInfo[non_clock_array_index];
5585 if (!rdev->pm.power_state[i].clock_info)
5586 return -EINVAL;
5587 ps = kzalloc(sizeof(struct ci_ps), GFP_KERNEL);
5588 if (ps == NULL) {
5589 kfree(rdev->pm.dpm.ps);
5590 return -ENOMEM;
5591 }
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 }
5614 rdev->pm.dpm.num_ps = state_array->ucNumEntries;
5615
5616 /* fill in the vce power states */
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
5633 static 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
5660 void 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
5673 int 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 /* mclk dpm is unstable on some R7 260X cards with the old mc ucode */
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 /* make sure dc limits are valid */
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
5940 void 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
5954 void 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
5972 u32 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
5979 u32 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
5986 u32 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
5997 u32 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 }
Linux with added FPC-III support