1 /*
2  * Copyright 2021 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 #define SWSMU_CODE_LAYER_L2
25 
26 #include "amdgpu.h"
27 #include "amdgpu_smu.h"
28 #include "smu_v11_0.h"
29 #include "smu11_driver_if_cyan_skillfish.h"
30 #include "cyan_skillfish_ppt.h"
31 #include "smu_v11_8_ppsmc.h"
32 #include "smu_v11_8_pmfw.h"
33 #include "smu_cmn.h"
34 #include "soc15_common.h"
35 
36 /*
37  * DO NOT use these for err/warn/info/debug messages.
38  * Use dev_err, dev_warn, dev_info and dev_dbg instead.
39  * They are more MGPU friendly.
40  */
41 
42 #undef pr_err
43 #undef pr_warn
44 #undef pr_info
45 #undef pr_debug
46 
47 /* unit: MHz */
48 #define CYAN_SKILLFISH_SCLK_MIN			1000
49 #define CYAN_SKILLFISH_SCLK_MAX			2000
50 
51 /* unit: mV */
52 #define CYAN_SKILLFISH_VDDC_MIN			700
53 #define CYAN_SKILLFISH_VDDC_MAX			1129
54 #define CYAN_SKILLFISH_VDDC_MAGIC			5118 // 0x13fe
55 
56 static struct gfx_user_settings {
57 	uint32_t sclk;
58 	uint32_t vddc;
59 } cyan_skillfish_user_settings;
60 
61 static uint32_t cyan_skillfish_sclk_default;
62 
63 #define FEATURE_MASK(feature) (1ULL << feature)
64 #define SMC_DPM_FEATURE ( \
65 	FEATURE_MASK(FEATURE_FCLK_DPM_BIT)	|	\
66 	FEATURE_MASK(FEATURE_SOC_DPM_BIT)	|	\
67 	FEATURE_MASK(FEATURE_GFX_DPM_BIT))
68 
69 static struct cmn2asic_msg_mapping cyan_skillfish_message_map[SMU_MSG_MAX_COUNT] = {
70 	MSG_MAP(TestMessage,                    PPSMC_MSG_TestMessage,			0),
71 	MSG_MAP(GetSmuVersion,                  PPSMC_MSG_GetSmuVersion,		0),
72 	MSG_MAP(GetDriverIfVersion,             PPSMC_MSG_GetDriverIfVersion,		0),
73 	MSG_MAP(SetDriverDramAddrHigh,          PPSMC_MSG_SetDriverTableDramAddrHigh,	0),
74 	MSG_MAP(SetDriverDramAddrLow,           PPSMC_MSG_SetDriverTableDramAddrLow,	0),
75 	MSG_MAP(TransferTableSmu2Dram,          PPSMC_MSG_TransferTableSmu2Dram,	0),
76 	MSG_MAP(TransferTableDram2Smu,          PPSMC_MSG_TransferTableDram2Smu,	0),
77 	MSG_MAP(GetEnabledSmuFeatures,          PPSMC_MSG_GetEnabledSmuFeatures,	0),
78 	MSG_MAP(RequestGfxclk,                  PPSMC_MSG_RequestGfxclk,		0),
79 	MSG_MAP(ForceGfxVid,                    PPSMC_MSG_ForceGfxVid,			0),
80 	MSG_MAP(UnforceGfxVid,                  PPSMC_MSG_UnforceGfxVid,		0),
81 };
82 
83 static struct cmn2asic_mapping cyan_skillfish_table_map[SMU_TABLE_COUNT] = {
84 	TAB_MAP_VALID(SMU_METRICS),
85 };
86 
87 static int cyan_skillfish_tables_init(struct smu_context *smu)
88 {
89 	struct smu_table_context *smu_table = &smu->smu_table;
90 	struct smu_table *tables = smu_table->tables;
91 
92 	SMU_TABLE_INIT(tables, SMU_TABLE_SMU_METRICS,
93 				sizeof(SmuMetrics_t),
94 				PAGE_SIZE,
95 				AMDGPU_GEM_DOMAIN_VRAM);
96 
97 	smu_table->metrics_table = kzalloc(sizeof(SmuMetrics_t), GFP_KERNEL);
98 	if (!smu_table->metrics_table)
99 		goto err0_out;
100 
101 	smu_table->gpu_metrics_table_size = sizeof(struct gpu_metrics_v2_2);
102 	smu_table->gpu_metrics_table = kzalloc(smu_table->gpu_metrics_table_size, GFP_KERNEL);
103 	if (!smu_table->gpu_metrics_table)
104 		goto err1_out;
105 
106 	smu_table->metrics_time = 0;
107 
108 	return 0;
109 
110 err1_out:
111 	smu_table->gpu_metrics_table_size = 0;
112 	kfree(smu_table->metrics_table);
113 err0_out:
114 	return -ENOMEM;
115 }
116 
117 static int cyan_skillfish_init_smc_tables(struct smu_context *smu)
118 {
119 	int ret = 0;
120 
121 	ret = cyan_skillfish_tables_init(smu);
122 	if (ret)
123 		return ret;
124 
125 	return smu_v11_0_init_smc_tables(smu);
126 }
127 
128 static int
129 cyan_skillfish_get_smu_metrics_data(struct smu_context *smu,
130 					MetricsMember_t member,
131 					uint32_t *value)
132 {
133 	struct smu_table_context *smu_table = &smu->smu_table;
134 	SmuMetrics_t *metrics = (SmuMetrics_t *)smu_table->metrics_table;
135 	int ret = 0;
136 
137 	ret = smu_cmn_get_metrics_table(smu, NULL, false);
138 	if (ret)
139 		return ret;
140 
141 	switch (member) {
142 	case METRICS_CURR_GFXCLK:
143 		*value = metrics->Current.GfxclkFrequency;
144 		break;
145 	case METRICS_CURR_SOCCLK:
146 		*value = metrics->Current.SocclkFrequency;
147 		break;
148 	case METRICS_CURR_VCLK:
149 		*value = metrics->Current.VclkFrequency;
150 		break;
151 	case METRICS_CURR_DCLK:
152 		*value = metrics->Current.DclkFrequency;
153 		break;
154 	case METRICS_CURR_UCLK:
155 		*value = metrics->Current.MemclkFrequency;
156 		break;
157 	case METRICS_AVERAGE_SOCKETPOWER:
158 		*value = (metrics->Current.CurrentSocketPower << 8) /
159 				1000;
160 		break;
161 	case METRICS_TEMPERATURE_EDGE:
162 		*value = metrics->Current.GfxTemperature / 100 *
163 				SMU_TEMPERATURE_UNITS_PER_CENTIGRADES;
164 		break;
165 	case METRICS_TEMPERATURE_HOTSPOT:
166 		*value = metrics->Current.SocTemperature / 100 *
167 				SMU_TEMPERATURE_UNITS_PER_CENTIGRADES;
168 		break;
169 	case METRICS_VOLTAGE_VDDSOC:
170 		*value = metrics->Current.Voltage[0];
171 		break;
172 	case METRICS_VOLTAGE_VDDGFX:
173 		*value = metrics->Current.Voltage[1];
174 		break;
175 	case METRICS_THROTTLER_STATUS:
176 		*value = metrics->Current.ThrottlerStatus;
177 		break;
178 	default:
179 		*value = UINT_MAX;
180 		break;
181 	}
182 
183 	return ret;
184 }
185 
186 static int cyan_skillfish_read_sensor(struct smu_context *smu,
187 					enum amd_pp_sensors sensor,
188 					void *data,
189 					uint32_t *size)
190 {
191 	int ret = 0;
192 
193 	if (!data || !size)
194 		return -EINVAL;
195 
196 	switch (sensor) {
197 	case AMDGPU_PP_SENSOR_GFX_SCLK:
198 		ret = cyan_skillfish_get_smu_metrics_data(smu,
199 						   METRICS_CURR_GFXCLK,
200 						   (uint32_t *)data);
201 		*(uint32_t *)data *= 100;
202 		*size = 4;
203 		break;
204 	case AMDGPU_PP_SENSOR_GFX_MCLK:
205 		ret = cyan_skillfish_get_smu_metrics_data(smu,
206 						   METRICS_CURR_UCLK,
207 						   (uint32_t *)data);
208 		*(uint32_t *)data *= 100;
209 		*size = 4;
210 		break;
211 	case AMDGPU_PP_SENSOR_GPU_POWER:
212 		ret = cyan_skillfish_get_smu_metrics_data(smu,
213 						   METRICS_AVERAGE_SOCKETPOWER,
214 						   (uint32_t *)data);
215 		*size = 4;
216 		break;
217 	case AMDGPU_PP_SENSOR_HOTSPOT_TEMP:
218 		ret = cyan_skillfish_get_smu_metrics_data(smu,
219 						   METRICS_TEMPERATURE_HOTSPOT,
220 						   (uint32_t *)data);
221 		*size = 4;
222 		break;
223 	case AMDGPU_PP_SENSOR_EDGE_TEMP:
224 		ret = cyan_skillfish_get_smu_metrics_data(smu,
225 						   METRICS_TEMPERATURE_EDGE,
226 						   (uint32_t *)data);
227 		*size = 4;
228 		break;
229 	case AMDGPU_PP_SENSOR_VDDNB:
230 		ret = cyan_skillfish_get_smu_metrics_data(smu,
231 						   METRICS_VOLTAGE_VDDSOC,
232 						   (uint32_t *)data);
233 		*size = 4;
234 		break;
235 	case AMDGPU_PP_SENSOR_VDDGFX:
236 		ret = cyan_skillfish_get_smu_metrics_data(smu,
237 						   METRICS_VOLTAGE_VDDGFX,
238 						   (uint32_t *)data);
239 		*size = 4;
240 		break;
241 	default:
242 		ret = -EOPNOTSUPP;
243 		break;
244 	}
245 
246 	return ret;
247 }
248 
249 static int cyan_skillfish_get_current_clk_freq(struct smu_context *smu,
250 						enum smu_clk_type clk_type,
251 						uint32_t *value)
252 {
253 	MetricsMember_t member_type;
254 
255 	switch (clk_type) {
256 	case SMU_GFXCLK:
257 	case SMU_SCLK:
258 		member_type = METRICS_CURR_GFXCLK;
259 		break;
260 	case SMU_FCLK:
261 	case SMU_MCLK:
262 		member_type = METRICS_CURR_UCLK;
263 		break;
264 	case SMU_SOCCLK:
265 		member_type = METRICS_CURR_SOCCLK;
266 		break;
267 	case SMU_VCLK:
268 		member_type = METRICS_CURR_VCLK;
269 		break;
270 	case SMU_DCLK:
271 		member_type = METRICS_CURR_DCLK;
272 		break;
273 	default:
274 		return -EINVAL;
275 	}
276 
277 	return cyan_skillfish_get_smu_metrics_data(smu, member_type, value);
278 }
279 
280 static int cyan_skillfish_print_clk_levels(struct smu_context *smu,
281 					enum smu_clk_type clk_type,
282 					char *buf)
283 {
284 	int ret = 0, size = 0;
285 	uint32_t cur_value = 0;
286 	int i;
287 
288 	smu_cmn_get_sysfs_buf(&buf, &size);
289 
290 	switch (clk_type) {
291 	case SMU_OD_SCLK:
292 		ret  = cyan_skillfish_get_smu_metrics_data(smu, METRICS_CURR_GFXCLK, &cur_value);
293 		if (ret)
294 			return ret;
295 		size += sysfs_emit_at(buf, size,"%s:\n", "OD_SCLK");
296 		size += sysfs_emit_at(buf, size, "0: %uMhz *\n", cur_value);
297 		break;
298 	case SMU_OD_VDDC_CURVE:
299 		ret  = cyan_skillfish_get_smu_metrics_data(smu, METRICS_VOLTAGE_VDDGFX, &cur_value);
300 		if (ret)
301 			return ret;
302 		size += sysfs_emit_at(buf, size,"%s:\n", "OD_VDDC");
303 		size += sysfs_emit_at(buf, size, "0: %umV *\n", cur_value);
304 		break;
305 	case SMU_OD_RANGE:
306 		size += sysfs_emit_at(buf, size, "%s:\n", "OD_RANGE");
307 		size += sysfs_emit_at(buf, size, "SCLK: %7uMhz %10uMhz\n",
308 						CYAN_SKILLFISH_SCLK_MIN, CYAN_SKILLFISH_SCLK_MAX);
309 		size += sysfs_emit_at(buf, size, "VDDC: %7umV  %10umV\n",
310 						CYAN_SKILLFISH_VDDC_MIN, CYAN_SKILLFISH_VDDC_MAX);
311 		break;
312 	case SMU_FCLK:
313 	case SMU_MCLK:
314 	case SMU_SOCCLK:
315 	case SMU_VCLK:
316 	case SMU_DCLK:
317 		ret = cyan_skillfish_get_current_clk_freq(smu, clk_type, &cur_value);
318 		if (ret)
319 			return ret;
320 		size += sysfs_emit_at(buf, size, "0: %uMhz *\n", cur_value);
321 		break;
322 	case SMU_SCLK:
323 	case SMU_GFXCLK:
324 		ret = cyan_skillfish_get_current_clk_freq(smu, clk_type, &cur_value);
325 		if (ret)
326 			return ret;
327 		if (cur_value  == CYAN_SKILLFISH_SCLK_MAX)
328 			i = 2;
329 		else if (cur_value == CYAN_SKILLFISH_SCLK_MIN)
330 			i = 0;
331 		else
332 			i = 1;
333 		size += sysfs_emit_at(buf, size, "0: %uMhz %s\n", CYAN_SKILLFISH_SCLK_MIN,
334 				i == 0 ? "*" : "");
335 		size += sysfs_emit_at(buf, size, "1: %uMhz %s\n",
336 				i == 1 ? cur_value : cyan_skillfish_sclk_default,
337 				i == 1 ? "*" : "");
338 		size += sysfs_emit_at(buf, size, "2: %uMhz %s\n", CYAN_SKILLFISH_SCLK_MAX,
339 				i == 2 ? "*" : "");
340 		break;
341 	default:
342 		dev_warn(smu->adev->dev, "Unsupported clock type\n");
343 		return ret;
344 	}
345 
346 	return size;
347 }
348 
349 static bool cyan_skillfish_is_dpm_running(struct smu_context *smu)
350 {
351 	struct amdgpu_device *adev = smu->adev;
352 	int ret = 0;
353 	uint64_t feature_enabled;
354 
355 	/* we need to re-init after suspend so return false */
356 	if (adev->in_suspend)
357 		return false;
358 
359 	ret = smu_cmn_get_enabled_mask(smu, &feature_enabled);
360 	if (ret)
361 		return false;
362 
363 	/*
364 	 * cyan_skillfish specific, query default sclk inseted of hard code.
365 	 */
366 	if (!cyan_skillfish_sclk_default)
367 		cyan_skillfish_get_smu_metrics_data(smu, METRICS_CURR_GFXCLK,
368 			&cyan_skillfish_sclk_default);
369 
370 	return !!(feature_enabled & SMC_DPM_FEATURE);
371 }
372 
373 static ssize_t cyan_skillfish_get_gpu_metrics(struct smu_context *smu,
374 						void **table)
375 {
376 	struct smu_table_context *smu_table = &smu->smu_table;
377 	struct gpu_metrics_v2_2 *gpu_metrics =
378 		(struct gpu_metrics_v2_2 *)smu_table->gpu_metrics_table;
379 	SmuMetrics_t metrics;
380 	int i, ret = 0;
381 
382 	ret = smu_cmn_get_metrics_table(smu, &metrics, true);
383 	if (ret)
384 		return ret;
385 
386 	smu_cmn_init_soft_gpu_metrics(gpu_metrics, 2, 2);
387 
388 	gpu_metrics->temperature_gfx = metrics.Current.GfxTemperature;
389 	gpu_metrics->temperature_soc = metrics.Current.SocTemperature;
390 
391 	gpu_metrics->average_socket_power = metrics.Current.CurrentSocketPower;
392 	gpu_metrics->average_soc_power = metrics.Current.Power[0];
393 	gpu_metrics->average_gfx_power = metrics.Current.Power[1];
394 
395 	gpu_metrics->average_gfxclk_frequency = metrics.Average.GfxclkFrequency;
396 	gpu_metrics->average_socclk_frequency = metrics.Average.SocclkFrequency;
397 	gpu_metrics->average_uclk_frequency = metrics.Average.MemclkFrequency;
398 	gpu_metrics->average_fclk_frequency = metrics.Average.MemclkFrequency;
399 	gpu_metrics->average_vclk_frequency = metrics.Average.VclkFrequency;
400 	gpu_metrics->average_dclk_frequency = metrics.Average.DclkFrequency;
401 
402 	gpu_metrics->current_gfxclk = metrics.Current.GfxclkFrequency;
403 	gpu_metrics->current_socclk = metrics.Current.SocclkFrequency;
404 	gpu_metrics->current_uclk = metrics.Current.MemclkFrequency;
405 	gpu_metrics->current_fclk = metrics.Current.MemclkFrequency;
406 	gpu_metrics->current_vclk = metrics.Current.VclkFrequency;
407 	gpu_metrics->current_dclk = metrics.Current.DclkFrequency;
408 
409 	for (i = 0; i < 6; i++) {
410 		gpu_metrics->temperature_core[i] = metrics.Current.CoreTemperature[i];
411 		gpu_metrics->average_core_power[i] = metrics.Average.CorePower[i];
412 		gpu_metrics->current_coreclk[i] = metrics.Current.CoreFrequency[i];
413 	}
414 
415 	for (i = 0; i < 2; i++) {
416 		gpu_metrics->temperature_l3[i] = metrics.Current.L3Temperature[i];
417 		gpu_metrics->current_l3clk[i] = metrics.Current.L3Frequency[i];
418 	}
419 
420 	gpu_metrics->throttle_status = metrics.Current.ThrottlerStatus;
421 	gpu_metrics->system_clock_counter = ktime_get_boottime_ns();
422 
423 	*table = (void *)gpu_metrics;
424 
425 	return sizeof(struct gpu_metrics_v2_2);
426 }
427 
428 static int cyan_skillfish_od_edit_dpm_table(struct smu_context *smu,
429 					enum PP_OD_DPM_TABLE_COMMAND type,
430 					long input[], uint32_t size)
431 {
432 	int ret = 0;
433 	uint32_t vid;
434 
435 	switch (type) {
436 	case PP_OD_EDIT_VDDC_CURVE:
437 		if (size != 3 || input[0] != 0) {
438 			dev_err(smu->adev->dev, "Invalid parameter!\n");
439 			return -EINVAL;
440 		}
441 
442 		if (input[1] < CYAN_SKILLFISH_SCLK_MIN ||
443 			input[1] > CYAN_SKILLFISH_SCLK_MAX) {
444 			dev_err(smu->adev->dev, "Invalid sclk! Valid sclk range: %uMHz - %uMhz\n",
445 					CYAN_SKILLFISH_SCLK_MIN, CYAN_SKILLFISH_SCLK_MAX);
446 			return -EINVAL;
447 		}
448 
449 		if (input[2] < CYAN_SKILLFISH_VDDC_MIN ||
450 			input[2] > CYAN_SKILLFISH_VDDC_MAX) {
451 			dev_err(smu->adev->dev, "Invalid vddc! Valid vddc range: %umV - %umV\n",
452 					CYAN_SKILLFISH_VDDC_MIN, CYAN_SKILLFISH_VDDC_MAX);
453 			return -EINVAL;
454 		}
455 
456 		cyan_skillfish_user_settings.sclk = input[1];
457 		cyan_skillfish_user_settings.vddc = input[2];
458 
459 		break;
460 	case PP_OD_RESTORE_DEFAULT_TABLE:
461 		if (size != 0) {
462 			dev_err(smu->adev->dev, "Invalid parameter!\n");
463 			return -EINVAL;
464 		}
465 
466 		cyan_skillfish_user_settings.sclk = cyan_skillfish_sclk_default;
467 		cyan_skillfish_user_settings.vddc = CYAN_SKILLFISH_VDDC_MAGIC;
468 
469 		break;
470 	case PP_OD_COMMIT_DPM_TABLE:
471 		if (size != 0) {
472 			dev_err(smu->adev->dev, "Invalid parameter!\n");
473 			return -EINVAL;
474 		}
475 
476 		if (cyan_skillfish_user_settings.sclk < CYAN_SKILLFISH_SCLK_MIN ||
477 		    cyan_skillfish_user_settings.sclk > CYAN_SKILLFISH_SCLK_MAX) {
478 			dev_err(smu->adev->dev, "Invalid sclk! Valid sclk range: %uMHz - %uMhz\n",
479 					CYAN_SKILLFISH_SCLK_MIN, CYAN_SKILLFISH_SCLK_MAX);
480 			return -EINVAL;
481 		}
482 
483 		if ((cyan_skillfish_user_settings.vddc != CYAN_SKILLFISH_VDDC_MAGIC) &&
484 			(cyan_skillfish_user_settings.vddc < CYAN_SKILLFISH_VDDC_MIN ||
485 			cyan_skillfish_user_settings.vddc > CYAN_SKILLFISH_VDDC_MAX)) {
486 			dev_err(smu->adev->dev, "Invalid vddc! Valid vddc range: %umV - %umV\n",
487 					CYAN_SKILLFISH_VDDC_MIN, CYAN_SKILLFISH_VDDC_MAX);
488 			return -EINVAL;
489 		}
490 
491 		ret = smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_RequestGfxclk,
492 					cyan_skillfish_user_settings.sclk, NULL);
493 		if (ret) {
494 			dev_err(smu->adev->dev, "Set sclk failed!\n");
495 			return ret;
496 		}
497 
498 		if (cyan_skillfish_user_settings.vddc == CYAN_SKILLFISH_VDDC_MAGIC) {
499 			ret = smu_cmn_send_smc_msg(smu, SMU_MSG_UnforceGfxVid, NULL);
500 			if (ret) {
501 				dev_err(smu->adev->dev, "Unforce vddc failed!\n");
502 				return ret;
503 			}
504 		} else {
505 			/*
506 			 * PMFW accepts SVI2 VID code, convert voltage to VID:
507 			 * vid = (uint32_t)((1.55 - voltage) * 160.0 + 0.00001)
508 			 */
509 			vid = (1550 - cyan_skillfish_user_settings.vddc) * 160 / 1000;
510 			ret = smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_ForceGfxVid, vid, NULL);
511 			if (ret) {
512 				dev_err(smu->adev->dev, "Force vddc failed!\n");
513 				return ret;
514 			}
515 		}
516 
517 		break;
518 	default:
519 		return -EOPNOTSUPP;
520 	}
521 
522 	return ret;
523 }
524 
525 static int cyan_skillfish_get_dpm_ultimate_freq(struct smu_context *smu,
526 						enum smu_clk_type clk_type,
527 						uint32_t *min,
528 						uint32_t *max)
529 {
530 	int ret = 0;
531 	uint32_t low, high;
532 
533 	switch (clk_type) {
534 	case SMU_GFXCLK:
535 	case SMU_SCLK:
536 		low = CYAN_SKILLFISH_SCLK_MIN;
537 		high = CYAN_SKILLFISH_SCLK_MAX;
538 		break;
539 	default:
540 		ret = cyan_skillfish_get_current_clk_freq(smu, clk_type, &low);
541 		if (ret)
542 			return ret;
543 		high = low;
544 		break;
545 	}
546 
547 	if (min)
548 		*min = low;
549 	if (max)
550 		*max = high;
551 
552 	return 0;
553 }
554 
555 static int cyan_skillfish_get_enabled_mask(struct smu_context *smu,
556 					   uint64_t *feature_mask)
557 {
558 	if (!feature_mask)
559 		return -EINVAL;
560 	memset(feature_mask, 0xff, sizeof(*feature_mask));
561 
562 	return 0;
563 }
564 
565 static const struct pptable_funcs cyan_skillfish_ppt_funcs = {
566 
567 	.check_fw_status = smu_v11_0_check_fw_status,
568 	.check_fw_version = smu_v11_0_check_fw_version,
569 	.init_power = smu_v11_0_init_power,
570 	.fini_power = smu_v11_0_fini_power,
571 	.init_smc_tables = cyan_skillfish_init_smc_tables,
572 	.fini_smc_tables = smu_v11_0_fini_smc_tables,
573 	.read_sensor = cyan_skillfish_read_sensor,
574 	.print_clk_levels = cyan_skillfish_print_clk_levels,
575 	.get_enabled_mask = cyan_skillfish_get_enabled_mask,
576 	.is_dpm_running = cyan_skillfish_is_dpm_running,
577 	.get_gpu_metrics = cyan_skillfish_get_gpu_metrics,
578 	.od_edit_dpm_table = cyan_skillfish_od_edit_dpm_table,
579 	.get_dpm_ultimate_freq = cyan_skillfish_get_dpm_ultimate_freq,
580 	.register_irq_handler = smu_v11_0_register_irq_handler,
581 	.notify_memory_pool_location = smu_v11_0_notify_memory_pool_location,
582 	.send_smc_msg_with_param = smu_cmn_send_smc_msg_with_param,
583 	.send_smc_msg = smu_cmn_send_smc_msg,
584 	.set_driver_table_location = smu_v11_0_set_driver_table_location,
585 	.interrupt_work = smu_v11_0_interrupt_work,
586 };
587 
588 void cyan_skillfish_set_ppt_funcs(struct smu_context *smu)
589 {
590 	smu->ppt_funcs = &cyan_skillfish_ppt_funcs;
591 	smu->message_map = cyan_skillfish_message_map;
592 	smu->table_map = cyan_skillfish_table_map;
593 	smu->is_apu = true;
594 	smu_v11_0_set_smu_mailbox_registers(smu);
595 }
596