1 /*
2  * Copyright 2019 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 #include <linux/firmware.h>
24 #include <linux/module.h>
25 #include <linux/pci.h>
26 
27 #include "pp_debug.h"
28 #include "amdgpu.h"
29 #include "amdgpu_smu.h"
30 #include "atomfirmware.h"
31 #include "amdgpu_atomfirmware.h"
32 #include "smu_v11_0.h"
33 #include "soc15_common.h"
34 #include "atom.h"
35 #include "vega20_ppt.h"
36 #include "arcturus_ppt.h"
37 #include "navi10_ppt.h"
38 
39 #include "asic_reg/thm/thm_11_0_2_offset.h"
40 #include "asic_reg/thm/thm_11_0_2_sh_mask.h"
41 #include "asic_reg/mp/mp_11_0_offset.h"
42 #include "asic_reg/mp/mp_11_0_sh_mask.h"
43 #include "asic_reg/nbio/nbio_7_4_offset.h"
44 #include "asic_reg/nbio/nbio_7_4_sh_mask.h"
45 #include "asic_reg/smuio/smuio_11_0_0_offset.h"
46 #include "asic_reg/smuio/smuio_11_0_0_sh_mask.h"
47 
48 MODULE_FIRMWARE("amdgpu/vega20_smc.bin");
49 MODULE_FIRMWARE("amdgpu/arcturus_smc.bin");
50 MODULE_FIRMWARE("amdgpu/navi10_smc.bin");
51 MODULE_FIRMWARE("amdgpu/navi14_smc.bin");
52 MODULE_FIRMWARE("amdgpu/navi12_smc.bin");
53 
54 #define SMU11_VOLTAGE_SCALE 4
55 
smu_v11_0_send_msg_without_waiting(struct smu_context * smu,uint16_t msg)56 static int smu_v11_0_send_msg_without_waiting(struct smu_context *smu,
57 					      uint16_t msg)
58 {
59 	struct amdgpu_device *adev = smu->adev;
60 	WREG32_SOC15(MP1, 0, mmMP1_SMN_C2PMSG_66, msg);
61 	return 0;
62 }
63 
smu_v11_0_read_arg(struct smu_context * smu,uint32_t * arg)64 static int smu_v11_0_read_arg(struct smu_context *smu, uint32_t *arg)
65 {
66 	struct amdgpu_device *adev = smu->adev;
67 
68 	*arg = RREG32_SOC15(MP1, 0, mmMP1_SMN_C2PMSG_82);
69 	return 0;
70 }
71 
smu_v11_0_wait_for_response(struct smu_context * smu)72 static int smu_v11_0_wait_for_response(struct smu_context *smu)
73 {
74 	struct amdgpu_device *adev = smu->adev;
75 	uint32_t cur_value, i, timeout = adev->usec_timeout * 10;
76 
77 	for (i = 0; i < timeout; i++) {
78 		cur_value = RREG32_SOC15(MP1, 0, mmMP1_SMN_C2PMSG_90);
79 		if ((cur_value & MP1_C2PMSG_90__CONTENT_MASK) != 0)
80 			break;
81 		udelay(1);
82 	}
83 
84 	/* timeout means wrong logic */
85 	if (i == timeout)
86 		return -ETIME;
87 
88 	return RREG32_SOC15(MP1, 0, mmMP1_SMN_C2PMSG_90) == 0x1 ? 0 : -EIO;
89 }
90 
smu_v11_0_send_msg(struct smu_context * smu,uint16_t msg)91 static int smu_v11_0_send_msg(struct smu_context *smu, uint16_t msg)
92 {
93 	struct amdgpu_device *adev = smu->adev;
94 	int ret = 0, index = 0;
95 
96 	index = smu_msg_get_index(smu, msg);
97 	if (index < 0)
98 		return index;
99 
100 	smu_v11_0_wait_for_response(smu);
101 
102 	WREG32_SOC15(MP1, 0, mmMP1_SMN_C2PMSG_90, 0);
103 
104 	smu_v11_0_send_msg_without_waiting(smu, (uint16_t)index);
105 
106 	ret = smu_v11_0_wait_for_response(smu);
107 
108 	if (ret)
109 		pr_err("failed send message: %10s (%d) response %#x\n",
110 		       smu_get_message_name(smu, msg), index, ret);
111 
112 	return ret;
113 
114 }
115 
116 static int
smu_v11_0_send_msg_with_param(struct smu_context * smu,uint16_t msg,uint32_t param)117 smu_v11_0_send_msg_with_param(struct smu_context *smu, uint16_t msg,
118 			      uint32_t param)
119 {
120 
121 	struct amdgpu_device *adev = smu->adev;
122 	int ret = 0, index = 0;
123 
124 	index = smu_msg_get_index(smu, msg);
125 	if (index < 0)
126 		return index;
127 
128 	ret = smu_v11_0_wait_for_response(smu);
129 	if (ret)
130 		pr_err("failed send message: %10s (%d) \tparam: 0x%08x response %#x\n",
131 		       smu_get_message_name(smu, msg), index, param, ret);
132 
133 	WREG32_SOC15(MP1, 0, mmMP1_SMN_C2PMSG_90, 0);
134 
135 	WREG32_SOC15(MP1, 0, mmMP1_SMN_C2PMSG_82, param);
136 
137 	smu_v11_0_send_msg_without_waiting(smu, (uint16_t)index);
138 
139 	ret = smu_v11_0_wait_for_response(smu);
140 	if (ret)
141 		pr_err("failed send message: %10s (%d) \tparam: 0x%08x response %#x\n",
142 		       smu_get_message_name(smu, msg), index, param, ret);
143 
144 	return ret;
145 }
146 
smu_v11_0_init_microcode(struct smu_context * smu)147 static int smu_v11_0_init_microcode(struct smu_context *smu)
148 {
149 	struct amdgpu_device *adev = smu->adev;
150 	const char *chip_name;
151 	char fw_name[30];
152 	int err = 0;
153 	const struct smc_firmware_header_v1_0 *hdr;
154 	const struct common_firmware_header *header;
155 	struct amdgpu_firmware_info *ucode = NULL;
156 
157 	switch (adev->asic_type) {
158 	case CHIP_VEGA20:
159 		chip_name = "vega20";
160 		break;
161 	case CHIP_ARCTURUS:
162 		chip_name = "arcturus";
163 		break;
164 	case CHIP_NAVI10:
165 		chip_name = "navi10";
166 		break;
167 	case CHIP_NAVI14:
168 		chip_name = "navi14";
169 		break;
170 	case CHIP_NAVI12:
171 		chip_name = "navi12";
172 		break;
173 	default:
174 		BUG();
175 	}
176 
177 	snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_smc.bin", chip_name);
178 
179 	err = request_firmware(&adev->pm.fw, fw_name, adev->dev);
180 	if (err)
181 		goto out;
182 	err = amdgpu_ucode_validate(adev->pm.fw);
183 	if (err)
184 		goto out;
185 
186 	hdr = (const struct smc_firmware_header_v1_0 *) adev->pm.fw->data;
187 	amdgpu_ucode_print_smc_hdr(&hdr->header);
188 	adev->pm.fw_version = le32_to_cpu(hdr->header.ucode_version);
189 
190 	if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
191 		ucode = &adev->firmware.ucode[AMDGPU_UCODE_ID_SMC];
192 		ucode->ucode_id = AMDGPU_UCODE_ID_SMC;
193 		ucode->fw = adev->pm.fw;
194 		header = (const struct common_firmware_header *)ucode->fw->data;
195 		adev->firmware.fw_size +=
196 			ALIGN(le32_to_cpu(header->ucode_size_bytes), PAGE_SIZE);
197 	}
198 
199 out:
200 	if (err) {
201 		DRM_ERROR("smu_v11_0: Failed to load firmware \"%s\"\n",
202 			  fw_name);
203 		release_firmware(adev->pm.fw);
204 		adev->pm.fw = NULL;
205 	}
206 	return err;
207 }
208 
smu_v11_0_load_microcode(struct smu_context * smu)209 static int smu_v11_0_load_microcode(struct smu_context *smu)
210 {
211 	struct amdgpu_device *adev = smu->adev;
212 	const uint32_t *src;
213 	const struct smc_firmware_header_v1_0 *hdr;
214 	uint32_t addr_start = MP1_SRAM;
215 	uint32_t i;
216 	uint32_t mp1_fw_flags;
217 
218 	hdr = (const struct smc_firmware_header_v1_0 *) adev->pm.fw->data;
219 	src = (const uint32_t *)(adev->pm.fw->data +
220 		le32_to_cpu(hdr->header.ucode_array_offset_bytes));
221 
222 	for (i = 1; i < MP1_SMC_SIZE/4 - 1; i++) {
223 		WREG32_PCIE(addr_start, src[i]);
224 		addr_start += 4;
225 	}
226 
227 	WREG32_PCIE(MP1_Public | (smnMP1_PUB_CTRL & 0xffffffff),
228 		1 & MP1_SMN_PUB_CTRL__RESET_MASK);
229 	WREG32_PCIE(MP1_Public | (smnMP1_PUB_CTRL & 0xffffffff),
230 		1 & ~MP1_SMN_PUB_CTRL__RESET_MASK);
231 
232 	for (i = 0; i < adev->usec_timeout; i++) {
233 		mp1_fw_flags = RREG32_PCIE(MP1_Public |
234 			(smnMP1_FIRMWARE_FLAGS & 0xffffffff));
235 		if ((mp1_fw_flags & MP1_FIRMWARE_FLAGS__INTERRUPTS_ENABLED_MASK) >>
236 			MP1_FIRMWARE_FLAGS__INTERRUPTS_ENABLED__SHIFT)
237 			break;
238 		udelay(1);
239 	}
240 
241 	if (i == adev->usec_timeout)
242 		return -ETIME;
243 
244 	return 0;
245 }
246 
smu_v11_0_check_fw_status(struct smu_context * smu)247 static int smu_v11_0_check_fw_status(struct smu_context *smu)
248 {
249 	struct amdgpu_device *adev = smu->adev;
250 	uint32_t mp1_fw_flags;
251 
252 	mp1_fw_flags = RREG32_PCIE(MP1_Public |
253 				   (smnMP1_FIRMWARE_FLAGS & 0xffffffff));
254 
255 	if ((mp1_fw_flags & MP1_FIRMWARE_FLAGS__INTERRUPTS_ENABLED_MASK) >>
256 	    MP1_FIRMWARE_FLAGS__INTERRUPTS_ENABLED__SHIFT)
257 		return 0;
258 
259 	return -EIO;
260 }
261 
smu_v11_0_check_fw_version(struct smu_context * smu)262 static int smu_v11_0_check_fw_version(struct smu_context *smu)
263 {
264 	uint32_t if_version = 0xff, smu_version = 0xff;
265 	uint16_t smu_major;
266 	uint8_t smu_minor, smu_debug;
267 	int ret = 0;
268 
269 	ret = smu_get_smc_version(smu, &if_version, &smu_version);
270 	if (ret)
271 		return ret;
272 
273 	smu_major = (smu_version >> 16) & 0xffff;
274 	smu_minor = (smu_version >> 8) & 0xff;
275 	smu_debug = (smu_version >> 0) & 0xff;
276 
277 	switch (smu->adev->asic_type) {
278 	case CHIP_VEGA20:
279 		smu->smc_if_version = SMU11_DRIVER_IF_VERSION_VG20;
280 		break;
281 	case CHIP_ARCTURUS:
282 		smu->smc_if_version = SMU11_DRIVER_IF_VERSION_ARCT;
283 		break;
284 	case CHIP_NAVI10:
285 		smu->smc_if_version = SMU11_DRIVER_IF_VERSION_NV10;
286 		break;
287 	case CHIP_NAVI14:
288 		smu->smc_if_version = SMU11_DRIVER_IF_VERSION_NV14;
289 		break;
290 	default:
291 		pr_err("smu unsupported asic type:%d.\n", smu->adev->asic_type);
292 		smu->smc_if_version = SMU11_DRIVER_IF_VERSION_INV;
293 		break;
294 	}
295 
296 	/*
297 	 * 1. if_version mismatch is not critical as our fw is designed
298 	 * to be backward compatible.
299 	 * 2. New fw usually brings some optimizations. But that's visible
300 	 * only on the paired driver.
301 	 * Considering above, we just leave user a warning message instead
302 	 * of halt driver loading.
303 	 */
304 	if (if_version != smu->smc_if_version) {
305 		pr_info("smu driver if version = 0x%08x, smu fw if version = 0x%08x, "
306 			"smu fw version = 0x%08x (%d.%d.%d)\n",
307 			smu->smc_if_version, if_version,
308 			smu_version, smu_major, smu_minor, smu_debug);
309 		pr_warn("SMU driver if version not matched\n");
310 	}
311 
312 	return ret;
313 }
314 
smu_v11_0_set_pptable_v2_0(struct smu_context * smu,void ** table,uint32_t * size)315 static int smu_v11_0_set_pptable_v2_0(struct smu_context *smu, void **table, uint32_t *size)
316 {
317 	struct amdgpu_device *adev = smu->adev;
318 	uint32_t ppt_offset_bytes;
319 	const struct smc_firmware_header_v2_0 *v2;
320 
321 	v2 = (const struct smc_firmware_header_v2_0 *) adev->pm.fw->data;
322 
323 	ppt_offset_bytes = le32_to_cpu(v2->ppt_offset_bytes);
324 	*size = le32_to_cpu(v2->ppt_size_bytes);
325 	*table = (uint8_t *)v2 + ppt_offset_bytes;
326 
327 	return 0;
328 }
329 
smu_v11_0_set_pptable_v2_1(struct smu_context * smu,void ** table,uint32_t * size,uint32_t pptable_id)330 static int smu_v11_0_set_pptable_v2_1(struct smu_context *smu, void **table,
331 				      uint32_t *size, uint32_t pptable_id)
332 {
333 	struct amdgpu_device *adev = smu->adev;
334 	const struct smc_firmware_header_v2_1 *v2_1;
335 	struct smc_soft_pptable_entry *entries;
336 	uint32_t pptable_count = 0;
337 	int i = 0;
338 
339 	v2_1 = (const struct smc_firmware_header_v2_1 *) adev->pm.fw->data;
340 	entries = (struct smc_soft_pptable_entry *)
341 		((uint8_t *)v2_1 + le32_to_cpu(v2_1->pptable_entry_offset));
342 	pptable_count = le32_to_cpu(v2_1->pptable_count);
343 	for (i = 0; i < pptable_count; i++) {
344 		if (le32_to_cpu(entries[i].id) == pptable_id) {
345 			*table = ((uint8_t *)v2_1 + le32_to_cpu(entries[i].ppt_offset_bytes));
346 			*size = le32_to_cpu(entries[i].ppt_size_bytes);
347 			break;
348 		}
349 	}
350 
351 	if (i == pptable_count)
352 		return -EINVAL;
353 
354 	return 0;
355 }
356 
smu_v11_0_setup_pptable(struct smu_context * smu)357 static int smu_v11_0_setup_pptable(struct smu_context *smu)
358 {
359 	struct amdgpu_device *adev = smu->adev;
360 	const struct smc_firmware_header_v1_0 *hdr;
361 	int ret, index;
362 	uint32_t size = 0;
363 	uint16_t atom_table_size;
364 	uint8_t frev, crev;
365 	void *table;
366 	uint16_t version_major, version_minor;
367 
368 	hdr = (const struct smc_firmware_header_v1_0 *) adev->pm.fw->data;
369 	version_major = le16_to_cpu(hdr->header.header_version_major);
370 	version_minor = le16_to_cpu(hdr->header.header_version_minor);
371 	if (version_major == 2 && smu->smu_table.boot_values.pp_table_id > 0) {
372 		switch (version_minor) {
373 		case 0:
374 			ret = smu_v11_0_set_pptable_v2_0(smu, &table, &size);
375 			break;
376 		case 1:
377 			ret = smu_v11_0_set_pptable_v2_1(smu, &table, &size,
378 							 smu->smu_table.boot_values.pp_table_id);
379 			break;
380 		default:
381 			ret = -EINVAL;
382 			break;
383 		}
384 		if (ret)
385 			return ret;
386 
387 	} else {
388 		index = get_index_into_master_table(atom_master_list_of_data_tables_v2_1,
389 						    powerplayinfo);
390 
391 		ret = smu_get_atom_data_table(smu, index, &atom_table_size, &frev, &crev,
392 					      (uint8_t **)&table);
393 		if (ret)
394 			return ret;
395 		size = atom_table_size;
396 	}
397 
398 	if (!smu->smu_table.power_play_table)
399 		smu->smu_table.power_play_table = table;
400 	if (!smu->smu_table.power_play_table_size)
401 		smu->smu_table.power_play_table_size = size;
402 
403 	return 0;
404 }
405 
smu_v11_0_init_dpm_context(struct smu_context * smu)406 static int smu_v11_0_init_dpm_context(struct smu_context *smu)
407 {
408 	struct smu_dpm_context *smu_dpm = &smu->smu_dpm;
409 
410 	if (smu_dpm->dpm_context || smu_dpm->dpm_context_size != 0)
411 		return -EINVAL;
412 
413 	return smu_alloc_dpm_context(smu);
414 }
415 
smu_v11_0_fini_dpm_context(struct smu_context * smu)416 static int smu_v11_0_fini_dpm_context(struct smu_context *smu)
417 {
418 	struct smu_dpm_context *smu_dpm = &smu->smu_dpm;
419 
420 	if (!smu_dpm->dpm_context || smu_dpm->dpm_context_size == 0)
421 		return -EINVAL;
422 
423 	kfree(smu_dpm->dpm_context);
424 	kfree(smu_dpm->golden_dpm_context);
425 	kfree(smu_dpm->dpm_current_power_state);
426 	kfree(smu_dpm->dpm_request_power_state);
427 	smu_dpm->dpm_context = NULL;
428 	smu_dpm->golden_dpm_context = NULL;
429 	smu_dpm->dpm_context_size = 0;
430 	smu_dpm->dpm_current_power_state = NULL;
431 	smu_dpm->dpm_request_power_state = NULL;
432 
433 	return 0;
434 }
435 
smu_v11_0_init_smc_tables(struct smu_context * smu)436 static int smu_v11_0_init_smc_tables(struct smu_context *smu)
437 {
438 	struct smu_table_context *smu_table = &smu->smu_table;
439 	struct smu_table *tables = NULL;
440 	int ret = 0;
441 
442 	if (smu_table->tables || smu_table->table_count == 0)
443 		return -EINVAL;
444 
445 	tables = kcalloc(SMU_TABLE_COUNT, sizeof(struct smu_table),
446 			 GFP_KERNEL);
447 	if (!tables)
448 		return -ENOMEM;
449 
450 	smu_table->tables = tables;
451 
452 	ret = smu_tables_init(smu, tables);
453 	if (ret)
454 		return ret;
455 
456 	ret = smu_v11_0_init_dpm_context(smu);
457 	if (ret)
458 		return ret;
459 
460 	return 0;
461 }
462 
smu_v11_0_fini_smc_tables(struct smu_context * smu)463 static int smu_v11_0_fini_smc_tables(struct smu_context *smu)
464 {
465 	struct smu_table_context *smu_table = &smu->smu_table;
466 	int ret = 0;
467 
468 	if (!smu_table->tables || smu_table->table_count == 0)
469 		return -EINVAL;
470 
471 	kfree(smu_table->tables);
472 	kfree(smu_table->metrics_table);
473 	smu_table->tables = NULL;
474 	smu_table->table_count = 0;
475 	smu_table->metrics_table = NULL;
476 	smu_table->metrics_time = 0;
477 
478 	ret = smu_v11_0_fini_dpm_context(smu);
479 	if (ret)
480 		return ret;
481 	return 0;
482 }
483 
smu_v11_0_init_power(struct smu_context * smu)484 static int smu_v11_0_init_power(struct smu_context *smu)
485 {
486 	struct smu_power_context *smu_power = &smu->smu_power;
487 
488 	if (!smu->pm_enabled)
489 		return 0;
490 	if (smu_power->power_context || smu_power->power_context_size != 0)
491 		return -EINVAL;
492 
493 	smu_power->power_context = kzalloc(sizeof(struct smu_11_0_dpm_context),
494 					   GFP_KERNEL);
495 	if (!smu_power->power_context)
496 		return -ENOMEM;
497 	smu_power->power_context_size = sizeof(struct smu_11_0_dpm_context);
498 
499 	return 0;
500 }
501 
smu_v11_0_fini_power(struct smu_context * smu)502 static int smu_v11_0_fini_power(struct smu_context *smu)
503 {
504 	struct smu_power_context *smu_power = &smu->smu_power;
505 
506 	if (!smu->pm_enabled)
507 		return 0;
508 	if (!smu_power->power_context || smu_power->power_context_size == 0)
509 		return -EINVAL;
510 
511 	kfree(smu_power->power_context);
512 	smu_power->power_context = NULL;
513 	smu_power->power_context_size = 0;
514 
515 	return 0;
516 }
517 
smu_v11_0_get_vbios_bootup_values(struct smu_context * smu)518 int smu_v11_0_get_vbios_bootup_values(struct smu_context *smu)
519 {
520 	int ret, index;
521 	uint16_t size;
522 	uint8_t frev, crev;
523 	struct atom_common_table_header *header;
524 	struct atom_firmware_info_v3_3 *v_3_3;
525 	struct atom_firmware_info_v3_1 *v_3_1;
526 
527 	index = get_index_into_master_table(atom_master_list_of_data_tables_v2_1,
528 					    firmwareinfo);
529 
530 	ret = smu_get_atom_data_table(smu, index, &size, &frev, &crev,
531 				      (uint8_t **)&header);
532 	if (ret)
533 		return ret;
534 
535 	if (header->format_revision != 3) {
536 		pr_err("unknown atom_firmware_info version! for smu11\n");
537 		return -EINVAL;
538 	}
539 
540 	switch (header->content_revision) {
541 	case 0:
542 	case 1:
543 	case 2:
544 		v_3_1 = (struct atom_firmware_info_v3_1 *)header;
545 		smu->smu_table.boot_values.revision = v_3_1->firmware_revision;
546 		smu->smu_table.boot_values.gfxclk = v_3_1->bootup_sclk_in10khz;
547 		smu->smu_table.boot_values.uclk = v_3_1->bootup_mclk_in10khz;
548 		smu->smu_table.boot_values.socclk = 0;
549 		smu->smu_table.boot_values.dcefclk = 0;
550 		smu->smu_table.boot_values.vddc = v_3_1->bootup_vddc_mv;
551 		smu->smu_table.boot_values.vddci = v_3_1->bootup_vddci_mv;
552 		smu->smu_table.boot_values.mvddc = v_3_1->bootup_mvddc_mv;
553 		smu->smu_table.boot_values.vdd_gfx = v_3_1->bootup_vddgfx_mv;
554 		smu->smu_table.boot_values.cooling_id = v_3_1->coolingsolution_id;
555 		smu->smu_table.boot_values.pp_table_id = 0;
556 		break;
557 	case 3:
558 	default:
559 		v_3_3 = (struct atom_firmware_info_v3_3 *)header;
560 		smu->smu_table.boot_values.revision = v_3_3->firmware_revision;
561 		smu->smu_table.boot_values.gfxclk = v_3_3->bootup_sclk_in10khz;
562 		smu->smu_table.boot_values.uclk = v_3_3->bootup_mclk_in10khz;
563 		smu->smu_table.boot_values.socclk = 0;
564 		smu->smu_table.boot_values.dcefclk = 0;
565 		smu->smu_table.boot_values.vddc = v_3_3->bootup_vddc_mv;
566 		smu->smu_table.boot_values.vddci = v_3_3->bootup_vddci_mv;
567 		smu->smu_table.boot_values.mvddc = v_3_3->bootup_mvddc_mv;
568 		smu->smu_table.boot_values.vdd_gfx = v_3_3->bootup_vddgfx_mv;
569 		smu->smu_table.boot_values.cooling_id = v_3_3->coolingsolution_id;
570 		smu->smu_table.boot_values.pp_table_id = v_3_3->pplib_pptable_id;
571 	}
572 
573 	smu->smu_table.boot_values.format_revision = header->format_revision;
574 	smu->smu_table.boot_values.content_revision = header->content_revision;
575 
576 	return 0;
577 }
578 
smu_v11_0_get_clk_info_from_vbios(struct smu_context * smu)579 static int smu_v11_0_get_clk_info_from_vbios(struct smu_context *smu)
580 {
581 	int ret, index;
582 	struct amdgpu_device *adev = smu->adev;
583 	struct atom_get_smu_clock_info_parameters_v3_1 input = {0};
584 	struct atom_get_smu_clock_info_output_parameters_v3_1 *output;
585 
586 	input.clk_id = SMU11_SYSPLL0_SOCCLK_ID;
587 	input.command = GET_SMU_CLOCK_INFO_V3_1_GET_CLOCK_FREQ;
588 	index = get_index_into_master_table(atom_master_list_of_command_functions_v2_1,
589 					    getsmuclockinfo);
590 
591 	ret = amdgpu_atom_execute_table(adev->mode_info.atom_context, index,
592 					(uint32_t *)&input);
593 	if (ret)
594 		return -EINVAL;
595 
596 	output = (struct atom_get_smu_clock_info_output_parameters_v3_1 *)&input;
597 	smu->smu_table.boot_values.socclk = le32_to_cpu(output->atom_smu_outputclkfreq.smu_clock_freq_hz) / 10000;
598 
599 	memset(&input, 0, sizeof(input));
600 	input.clk_id = SMU11_SYSPLL0_DCEFCLK_ID;
601 	input.command = GET_SMU_CLOCK_INFO_V3_1_GET_CLOCK_FREQ;
602 	index = get_index_into_master_table(atom_master_list_of_command_functions_v2_1,
603 					    getsmuclockinfo);
604 
605 	ret = amdgpu_atom_execute_table(adev->mode_info.atom_context, index,
606 					(uint32_t *)&input);
607 	if (ret)
608 		return -EINVAL;
609 
610 	output = (struct atom_get_smu_clock_info_output_parameters_v3_1 *)&input;
611 	smu->smu_table.boot_values.dcefclk = le32_to_cpu(output->atom_smu_outputclkfreq.smu_clock_freq_hz) / 10000;
612 
613 	memset(&input, 0, sizeof(input));
614 	input.clk_id = SMU11_SYSPLL0_ECLK_ID;
615 	input.command = GET_SMU_CLOCK_INFO_V3_1_GET_CLOCK_FREQ;
616 	index = get_index_into_master_table(atom_master_list_of_command_functions_v2_1,
617 					    getsmuclockinfo);
618 
619 	ret = amdgpu_atom_execute_table(adev->mode_info.atom_context, index,
620 					(uint32_t *)&input);
621 	if (ret)
622 		return -EINVAL;
623 
624 	output = (struct atom_get_smu_clock_info_output_parameters_v3_1 *)&input;
625 	smu->smu_table.boot_values.eclk = le32_to_cpu(output->atom_smu_outputclkfreq.smu_clock_freq_hz) / 10000;
626 
627 	memset(&input, 0, sizeof(input));
628 	input.clk_id = SMU11_SYSPLL0_VCLK_ID;
629 	input.command = GET_SMU_CLOCK_INFO_V3_1_GET_CLOCK_FREQ;
630 	index = get_index_into_master_table(atom_master_list_of_command_functions_v2_1,
631 					    getsmuclockinfo);
632 
633 	ret = amdgpu_atom_execute_table(adev->mode_info.atom_context, index,
634 					(uint32_t *)&input);
635 	if (ret)
636 		return -EINVAL;
637 
638 	output = (struct atom_get_smu_clock_info_output_parameters_v3_1 *)&input;
639 	smu->smu_table.boot_values.vclk = le32_to_cpu(output->atom_smu_outputclkfreq.smu_clock_freq_hz) / 10000;
640 
641 	memset(&input, 0, sizeof(input));
642 	input.clk_id = SMU11_SYSPLL0_DCLK_ID;
643 	input.command = GET_SMU_CLOCK_INFO_V3_1_GET_CLOCK_FREQ;
644 	index = get_index_into_master_table(atom_master_list_of_command_functions_v2_1,
645 					    getsmuclockinfo);
646 
647 	ret = amdgpu_atom_execute_table(adev->mode_info.atom_context, index,
648 					(uint32_t *)&input);
649 	if (ret)
650 		return -EINVAL;
651 
652 	output = (struct atom_get_smu_clock_info_output_parameters_v3_1 *)&input;
653 	smu->smu_table.boot_values.dclk = le32_to_cpu(output->atom_smu_outputclkfreq.smu_clock_freq_hz) / 10000;
654 
655 	if ((smu->smu_table.boot_values.format_revision == 3) &&
656 	    (smu->smu_table.boot_values.content_revision >= 2)) {
657 		memset(&input, 0, sizeof(input));
658 		input.clk_id = SMU11_SYSPLL1_0_FCLK_ID;
659 		input.syspll_id = SMU11_SYSPLL1_2_ID;
660 		input.command = GET_SMU_CLOCK_INFO_V3_1_GET_CLOCK_FREQ;
661 		index = get_index_into_master_table(atom_master_list_of_command_functions_v2_1,
662 						    getsmuclockinfo);
663 
664 		ret = amdgpu_atom_execute_table(adev->mode_info.atom_context, index,
665 						(uint32_t *)&input);
666 		if (ret)
667 			return -EINVAL;
668 
669 		output = (struct atom_get_smu_clock_info_output_parameters_v3_1 *)&input;
670 		smu->smu_table.boot_values.fclk = le32_to_cpu(output->atom_smu_outputclkfreq.smu_clock_freq_hz) / 10000;
671 	}
672 
673 	return 0;
674 }
675 
smu_v11_0_notify_memory_pool_location(struct smu_context * smu)676 static int smu_v11_0_notify_memory_pool_location(struct smu_context *smu)
677 {
678 	struct smu_table_context *smu_table = &smu->smu_table;
679 	struct smu_table *memory_pool = &smu_table->memory_pool;
680 	int ret = 0;
681 	uint64_t address;
682 	uint32_t address_low, address_high;
683 
684 	if (memory_pool->size == 0 || memory_pool->cpu_addr == NULL)
685 		return ret;
686 
687 	address = (uintptr_t)memory_pool->cpu_addr;
688 	address_high = (uint32_t)upper_32_bits(address);
689 	address_low  = (uint32_t)lower_32_bits(address);
690 
691 	ret = smu_send_smc_msg_with_param(smu,
692 					  SMU_MSG_SetSystemVirtualDramAddrHigh,
693 					  address_high);
694 	if (ret)
695 		return ret;
696 	ret = smu_send_smc_msg_with_param(smu,
697 					  SMU_MSG_SetSystemVirtualDramAddrLow,
698 					  address_low);
699 	if (ret)
700 		return ret;
701 
702 	address = memory_pool->mc_address;
703 	address_high = (uint32_t)upper_32_bits(address);
704 	address_low  = (uint32_t)lower_32_bits(address);
705 
706 	ret = smu_send_smc_msg_with_param(smu, SMU_MSG_DramLogSetDramAddrHigh,
707 					  address_high);
708 	if (ret)
709 		return ret;
710 	ret = smu_send_smc_msg_with_param(smu, SMU_MSG_DramLogSetDramAddrLow,
711 					  address_low);
712 	if (ret)
713 		return ret;
714 	ret = smu_send_smc_msg_with_param(smu, SMU_MSG_DramLogSetDramSize,
715 					  (uint32_t)memory_pool->size);
716 	if (ret)
717 		return ret;
718 
719 	return ret;
720 }
721 
smu_v11_0_check_pptable(struct smu_context * smu)722 static int smu_v11_0_check_pptable(struct smu_context *smu)
723 {
724 	int ret;
725 
726 	ret = smu_check_powerplay_table(smu);
727 	return ret;
728 }
729 
smu_v11_0_parse_pptable(struct smu_context * smu)730 static int smu_v11_0_parse_pptable(struct smu_context *smu)
731 {
732 	int ret;
733 
734 	struct smu_table_context *table_context = &smu->smu_table;
735 	struct smu_table *table = &table_context->tables[SMU_TABLE_PPTABLE];
736 
737 	if (table_context->driver_pptable)
738 		return -EINVAL;
739 
740 	table_context->driver_pptable = kzalloc(table->size, GFP_KERNEL);
741 
742 	if (!table_context->driver_pptable)
743 		return -ENOMEM;
744 
745 	ret = smu_store_powerplay_table(smu);
746 	if (ret)
747 		return -EINVAL;
748 
749 	ret = smu_append_powerplay_table(smu);
750 
751 	return ret;
752 }
753 
smu_v11_0_populate_smc_pptable(struct smu_context * smu)754 static int smu_v11_0_populate_smc_pptable(struct smu_context *smu)
755 {
756 	int ret;
757 
758 	ret = smu_set_default_dpm_table(smu);
759 
760 	return ret;
761 }
762 
smu_v11_0_write_pptable(struct smu_context * smu)763 static int smu_v11_0_write_pptable(struct smu_context *smu)
764 {
765 	struct smu_table_context *table_context = &smu->smu_table;
766 	int ret = 0;
767 
768 	ret = smu_update_table(smu, SMU_TABLE_PPTABLE, 0,
769 			       table_context->driver_pptable, true);
770 
771 	return ret;
772 }
773 
smu_v11_0_write_watermarks_table(struct smu_context * smu)774 static int smu_v11_0_write_watermarks_table(struct smu_context *smu)
775 {
776 	int ret = 0;
777 	struct smu_table_context *smu_table = &smu->smu_table;
778 	struct smu_table *table = NULL;
779 
780 	table = &smu_table->tables[SMU_TABLE_WATERMARKS];
781 
782 	if (!table->cpu_addr)
783 		return -EINVAL;
784 
785 	ret = smu_update_table(smu, SMU_TABLE_WATERMARKS, 0, table->cpu_addr,
786 				true);
787 
788 	return ret;
789 }
790 
smu_v11_0_set_deep_sleep_dcefclk(struct smu_context * smu,uint32_t clk)791 static int smu_v11_0_set_deep_sleep_dcefclk(struct smu_context *smu, uint32_t clk)
792 {
793 	int ret;
794 
795 	ret = smu_send_smc_msg_with_param(smu,
796 					  SMU_MSG_SetMinDeepSleepDcefclk, clk);
797 	if (ret)
798 		pr_err("SMU11 attempt to set divider for DCEFCLK Failed!");
799 
800 	return ret;
801 }
802 
smu_v11_0_set_min_dcef_deep_sleep(struct smu_context * smu)803 static int smu_v11_0_set_min_dcef_deep_sleep(struct smu_context *smu)
804 {
805 	struct smu_table_context *table_context = &smu->smu_table;
806 
807 	if (!smu->pm_enabled)
808 		return 0;
809 	if (!table_context)
810 		return -EINVAL;
811 
812 	return smu_set_deep_sleep_dcefclk(smu,
813 					  table_context->boot_values.dcefclk / 100);
814 }
815 
smu_v11_0_set_tool_table_location(struct smu_context * smu)816 static int smu_v11_0_set_tool_table_location(struct smu_context *smu)
817 {
818 	int ret = 0;
819 	struct smu_table *tool_table = &smu->smu_table.tables[SMU_TABLE_PMSTATUSLOG];
820 
821 	if (tool_table->mc_address) {
822 		ret = smu_send_smc_msg_with_param(smu,
823 				SMU_MSG_SetToolsDramAddrHigh,
824 				upper_32_bits(tool_table->mc_address));
825 		if (!ret)
826 			ret = smu_send_smc_msg_with_param(smu,
827 				SMU_MSG_SetToolsDramAddrLow,
828 				lower_32_bits(tool_table->mc_address));
829 	}
830 
831 	return ret;
832 }
833 
smu_v11_0_init_display_count(struct smu_context * smu,uint32_t count)834 static int smu_v11_0_init_display_count(struct smu_context *smu, uint32_t count)
835 {
836 	int ret = 0;
837 
838 	if (!smu->pm_enabled)
839 		return ret;
840 
841 	ret = smu_send_smc_msg_with_param(smu, SMU_MSG_NumOfDisplays, count);
842 	return ret;
843 }
844 
845 
smu_v11_0_set_allowed_mask(struct smu_context * smu)846 static int smu_v11_0_set_allowed_mask(struct smu_context *smu)
847 {
848 	struct smu_feature *feature = &smu->smu_feature;
849 	int ret = 0;
850 	uint32_t feature_mask[2];
851 
852 	mutex_lock(&feature->mutex);
853 	if (bitmap_empty(feature->allowed, SMU_FEATURE_MAX) || feature->feature_num < 64)
854 		goto failed;
855 
856 	bitmap_copy((unsigned long *)feature_mask, feature->allowed, 64);
857 
858 	ret = smu_send_smc_msg_with_param(smu, SMU_MSG_SetAllowedFeaturesMaskHigh,
859 					  feature_mask[1]);
860 	if (ret)
861 		goto failed;
862 
863 	ret = smu_send_smc_msg_with_param(smu, SMU_MSG_SetAllowedFeaturesMaskLow,
864 					  feature_mask[0]);
865 	if (ret)
866 		goto failed;
867 
868 failed:
869 	mutex_unlock(&feature->mutex);
870 	return ret;
871 }
872 
smu_v11_0_get_enabled_mask(struct smu_context * smu,uint32_t * feature_mask,uint32_t num)873 static int smu_v11_0_get_enabled_mask(struct smu_context *smu,
874 				      uint32_t *feature_mask, uint32_t num)
875 {
876 	uint32_t feature_mask_high = 0, feature_mask_low = 0;
877 	int ret = 0;
878 
879 	if (!feature_mask || num < 2)
880 		return -EINVAL;
881 
882 	ret = smu_send_smc_msg(smu, SMU_MSG_GetEnabledSmuFeaturesHigh);
883 	if (ret)
884 		return ret;
885 	ret = smu_read_smc_arg(smu, &feature_mask_high);
886 	if (ret)
887 		return ret;
888 
889 	ret = smu_send_smc_msg(smu, SMU_MSG_GetEnabledSmuFeaturesLow);
890 	if (ret)
891 		return ret;
892 	ret = smu_read_smc_arg(smu, &feature_mask_low);
893 	if (ret)
894 		return ret;
895 
896 	feature_mask[0] = feature_mask_low;
897 	feature_mask[1] = feature_mask_high;
898 
899 	return ret;
900 }
901 
smu_v11_0_system_features_control(struct smu_context * smu,bool en)902 static int smu_v11_0_system_features_control(struct smu_context *smu,
903 					     bool en)
904 {
905 	struct smu_feature *feature = &smu->smu_feature;
906 	uint32_t feature_mask[2];
907 	int ret = 0;
908 
909 	if (smu->pm_enabled) {
910 		ret = smu_send_smc_msg(smu, (en ? SMU_MSG_EnableAllSmuFeatures :
911 					     SMU_MSG_DisableAllSmuFeatures));
912 		if (ret)
913 			return ret;
914 	}
915 
916 	ret = smu_feature_get_enabled_mask(smu, feature_mask, 2);
917 	if (ret)
918 		return ret;
919 
920 	bitmap_copy(feature->enabled, (unsigned long *)&feature_mask,
921 		    feature->feature_num);
922 	bitmap_copy(feature->supported, (unsigned long *)&feature_mask,
923 		    feature->feature_num);
924 
925 	return ret;
926 }
927 
smu_v11_0_notify_display_change(struct smu_context * smu)928 static int smu_v11_0_notify_display_change(struct smu_context *smu)
929 {
930 	int ret = 0;
931 
932 	if (!smu->pm_enabled)
933 		return ret;
934 	if (smu_feature_is_enabled(smu, SMU_FEATURE_DPM_UCLK_BIT) &&
935 	    smu->adev->gmc.vram_type == AMDGPU_VRAM_TYPE_HBM)
936 		ret = smu_send_smc_msg_with_param(smu, SMU_MSG_SetUclkFastSwitch, 1);
937 
938 	return ret;
939 }
940 
941 static int
smu_v11_0_get_max_sustainable_clock(struct smu_context * smu,uint32_t * clock,enum smu_clk_type clock_select)942 smu_v11_0_get_max_sustainable_clock(struct smu_context *smu, uint32_t *clock,
943 				    enum smu_clk_type clock_select)
944 {
945 	int ret = 0;
946 	int clk_id;
947 
948 	if (!smu->pm_enabled)
949 		return ret;
950 
951 	if ((smu_msg_get_index(smu, SMU_MSG_GetDcModeMaxDpmFreq) < 0) ||
952 	    (smu_msg_get_index(smu, SMU_MSG_GetMaxDpmFreq) < 0))
953 		return 0;
954 
955 	clk_id = smu_clk_get_index(smu, clock_select);
956 	if (clk_id < 0)
957 		return -EINVAL;
958 
959 	ret = smu_send_smc_msg_with_param(smu, SMU_MSG_GetDcModeMaxDpmFreq,
960 					  clk_id << 16);
961 	if (ret) {
962 		pr_err("[GetMaxSustainableClock] Failed to get max DC clock from SMC!");
963 		return ret;
964 	}
965 
966 	ret = smu_read_smc_arg(smu, clock);
967 	if (ret)
968 		return ret;
969 
970 	if (*clock != 0)
971 		return 0;
972 
973 	/* if DC limit is zero, return AC limit */
974 	ret = smu_send_smc_msg_with_param(smu, SMU_MSG_GetMaxDpmFreq,
975 					  clk_id << 16);
976 	if (ret) {
977 		pr_err("[GetMaxSustainableClock] failed to get max AC clock from SMC!");
978 		return ret;
979 	}
980 
981 	ret = smu_read_smc_arg(smu, clock);
982 
983 	return ret;
984 }
985 
smu_v11_0_init_max_sustainable_clocks(struct smu_context * smu)986 static int smu_v11_0_init_max_sustainable_clocks(struct smu_context *smu)
987 {
988 	struct smu_11_0_max_sustainable_clocks *max_sustainable_clocks;
989 	int ret = 0;
990 
991 	max_sustainable_clocks = kzalloc(sizeof(struct smu_11_0_max_sustainable_clocks),
992 					 GFP_KERNEL);
993 	smu->smu_table.max_sustainable_clocks = (void *)max_sustainable_clocks;
994 
995 	max_sustainable_clocks->uclock = smu->smu_table.boot_values.uclk / 100;
996 	max_sustainable_clocks->soc_clock = smu->smu_table.boot_values.socclk / 100;
997 	max_sustainable_clocks->dcef_clock = smu->smu_table.boot_values.dcefclk / 100;
998 	max_sustainable_clocks->display_clock = 0xFFFFFFFF;
999 	max_sustainable_clocks->phy_clock = 0xFFFFFFFF;
1000 	max_sustainable_clocks->pixel_clock = 0xFFFFFFFF;
1001 
1002 	if (smu_feature_is_enabled(smu, SMU_FEATURE_DPM_UCLK_BIT)) {
1003 		ret = smu_v11_0_get_max_sustainable_clock(smu,
1004 							  &(max_sustainable_clocks->uclock),
1005 							  SMU_UCLK);
1006 		if (ret) {
1007 			pr_err("[%s] failed to get max UCLK from SMC!",
1008 			       __func__);
1009 			return ret;
1010 		}
1011 	}
1012 
1013 	if (smu_feature_is_enabled(smu, SMU_FEATURE_DPM_SOCCLK_BIT)) {
1014 		ret = smu_v11_0_get_max_sustainable_clock(smu,
1015 							  &(max_sustainable_clocks->soc_clock),
1016 							  SMU_SOCCLK);
1017 		if (ret) {
1018 			pr_err("[%s] failed to get max SOCCLK from SMC!",
1019 			       __func__);
1020 			return ret;
1021 		}
1022 	}
1023 
1024 	if (smu_feature_is_enabled(smu, SMU_FEATURE_DPM_DCEFCLK_BIT)) {
1025 		ret = smu_v11_0_get_max_sustainable_clock(smu,
1026 							  &(max_sustainable_clocks->dcef_clock),
1027 							  SMU_DCEFCLK);
1028 		if (ret) {
1029 			pr_err("[%s] failed to get max DCEFCLK from SMC!",
1030 			       __func__);
1031 			return ret;
1032 		}
1033 
1034 		ret = smu_v11_0_get_max_sustainable_clock(smu,
1035 							  &(max_sustainable_clocks->display_clock),
1036 							  SMU_DISPCLK);
1037 		if (ret) {
1038 			pr_err("[%s] failed to get max DISPCLK from SMC!",
1039 			       __func__);
1040 			return ret;
1041 		}
1042 		ret = smu_v11_0_get_max_sustainable_clock(smu,
1043 							  &(max_sustainable_clocks->phy_clock),
1044 							  SMU_PHYCLK);
1045 		if (ret) {
1046 			pr_err("[%s] failed to get max PHYCLK from SMC!",
1047 			       __func__);
1048 			return ret;
1049 		}
1050 		ret = smu_v11_0_get_max_sustainable_clock(smu,
1051 							  &(max_sustainable_clocks->pixel_clock),
1052 							  SMU_PIXCLK);
1053 		if (ret) {
1054 			pr_err("[%s] failed to get max PIXCLK from SMC!",
1055 			       __func__);
1056 			return ret;
1057 		}
1058 	}
1059 
1060 	if (max_sustainable_clocks->soc_clock < max_sustainable_clocks->uclock)
1061 		max_sustainable_clocks->uclock = max_sustainable_clocks->soc_clock;
1062 
1063 	return 0;
1064 }
1065 
smu_v11_0_set_power_limit(struct smu_context * smu,uint32_t n)1066 static int smu_v11_0_set_power_limit(struct smu_context *smu, uint32_t n)
1067 {
1068 	int ret = 0;
1069 
1070 	if (n > smu->default_power_limit) {
1071 		pr_err("New power limit is over the max allowed %d\n",
1072 				smu->default_power_limit);
1073 		return -EINVAL;
1074 	}
1075 
1076 	if (n == 0)
1077 		n = smu->default_power_limit;
1078 
1079 	if (!smu_feature_is_enabled(smu, SMU_FEATURE_PPT_BIT)) {
1080 		pr_err("Setting new power limit is not supported!\n");
1081 		return -EOPNOTSUPP;
1082 	}
1083 
1084 	ret = smu_send_smc_msg_with_param(smu, SMU_MSG_SetPptLimit, n);
1085 	if (ret) {
1086 		pr_err("[%s] Set power limit Failed!\n", __func__);
1087 		return ret;
1088 	}
1089 	smu->power_limit = n;
1090 
1091 	return 0;
1092 }
1093 
smu_v11_0_get_current_clk_freq(struct smu_context * smu,enum smu_clk_type clk_id,uint32_t * value)1094 static int smu_v11_0_get_current_clk_freq(struct smu_context *smu,
1095 					  enum smu_clk_type clk_id,
1096 					  uint32_t *value)
1097 {
1098 	int ret = 0;
1099 	uint32_t freq = 0;
1100 	int asic_clk_id;
1101 
1102 	if (clk_id >= SMU_CLK_COUNT || !value)
1103 		return -EINVAL;
1104 
1105 	asic_clk_id = smu_clk_get_index(smu, clk_id);
1106 	if (asic_clk_id < 0)
1107 		return -EINVAL;
1108 
1109 	/* if don't has GetDpmClockFreq Message, try get current clock by SmuMetrics_t */
1110 	if (smu_msg_get_index(smu, SMU_MSG_GetDpmClockFreq) < 0)
1111 		ret =  smu_get_current_clk_freq_by_table(smu, clk_id, &freq);
1112 	else {
1113 		ret = smu_send_smc_msg_with_param(smu, SMU_MSG_GetDpmClockFreq,
1114 						  (asic_clk_id << 16));
1115 		if (ret)
1116 			return ret;
1117 
1118 		ret = smu_read_smc_arg(smu, &freq);
1119 		if (ret)
1120 			return ret;
1121 	}
1122 
1123 	freq *= 100;
1124 	*value = freq;
1125 
1126 	return ret;
1127 }
1128 
smu_v11_0_set_thermal_range(struct smu_context * smu,struct smu_temperature_range range)1129 static int smu_v11_0_set_thermal_range(struct smu_context *smu,
1130 				       struct smu_temperature_range range)
1131 {
1132 	struct amdgpu_device *adev = smu->adev;
1133 	int low = SMU_THERMAL_MINIMUM_ALERT_TEMP;
1134 	int high = SMU_THERMAL_MAXIMUM_ALERT_TEMP;
1135 	uint32_t val;
1136 
1137 	low = max(SMU_THERMAL_MINIMUM_ALERT_TEMP,
1138 			range.min / SMU_TEMPERATURE_UNITS_PER_CENTIGRADES);
1139 	high = min(SMU_THERMAL_MAXIMUM_ALERT_TEMP,
1140 			range.max / SMU_TEMPERATURE_UNITS_PER_CENTIGRADES);
1141 
1142 	if (low > high)
1143 		return -EINVAL;
1144 
1145 	val = RREG32_SOC15(THM, 0, mmTHM_THERMAL_INT_CTRL);
1146 	val = REG_SET_FIELD(val, THM_THERMAL_INT_CTRL, MAX_IH_CREDIT, 5);
1147 	val = REG_SET_FIELD(val, THM_THERMAL_INT_CTRL, THERM_IH_HW_ENA, 1);
1148 	val = REG_SET_FIELD(val, THM_THERMAL_INT_CTRL, THERM_INTH_MASK, 0);
1149 	val = REG_SET_FIELD(val, THM_THERMAL_INT_CTRL, THERM_INTL_MASK, 0);
1150 	val = REG_SET_FIELD(val, THM_THERMAL_INT_CTRL, DIG_THERM_INTH, (high & 0xff));
1151 	val = REG_SET_FIELD(val, THM_THERMAL_INT_CTRL, DIG_THERM_INTL, (low & 0xff));
1152 	val = val & (~THM_THERMAL_INT_CTRL__THERM_TRIGGER_MASK_MASK);
1153 
1154 	WREG32_SOC15(THM, 0, mmTHM_THERMAL_INT_CTRL, val);
1155 
1156 	return 0;
1157 }
1158 
smu_v11_0_enable_thermal_alert(struct smu_context * smu)1159 static int smu_v11_0_enable_thermal_alert(struct smu_context *smu)
1160 {
1161 	struct amdgpu_device *adev = smu->adev;
1162 	uint32_t val = 0;
1163 
1164 	val |= (1 << THM_THERMAL_INT_ENA__THERM_INTH_CLR__SHIFT);
1165 	val |= (1 << THM_THERMAL_INT_ENA__THERM_INTL_CLR__SHIFT);
1166 	val |= (1 << THM_THERMAL_INT_ENA__THERM_TRIGGER_CLR__SHIFT);
1167 
1168 	WREG32_SOC15(THM, 0, mmTHM_THERMAL_INT_ENA, val);
1169 
1170 	return 0;
1171 }
1172 
smu_v11_0_start_thermal_control(struct smu_context * smu)1173 static int smu_v11_0_start_thermal_control(struct smu_context *smu)
1174 {
1175 	int ret = 0;
1176 	struct smu_temperature_range range;
1177 	struct amdgpu_device *adev = smu->adev;
1178 
1179 	if (!smu->pm_enabled)
1180 		return ret;
1181 
1182 	memcpy(&range, &smu11_thermal_policy[0], sizeof(struct smu_temperature_range));
1183 
1184 	ret = smu_get_thermal_temperature_range(smu, &range);
1185 	if (ret)
1186 		return ret;
1187 
1188 	if (smu->smu_table.thermal_controller_type) {
1189 		ret = smu_v11_0_set_thermal_range(smu, range);
1190 		if (ret)
1191 			return ret;
1192 
1193 		ret = smu_v11_0_enable_thermal_alert(smu);
1194 		if (ret)
1195 			return ret;
1196 
1197 		ret = smu_set_thermal_fan_table(smu);
1198 		if (ret)
1199 			return ret;
1200 	}
1201 
1202 	adev->pm.dpm.thermal.min_temp = range.min;
1203 	adev->pm.dpm.thermal.max_temp = range.max;
1204 	adev->pm.dpm.thermal.max_edge_emergency_temp = range.edge_emergency_max;
1205 	adev->pm.dpm.thermal.min_hotspot_temp = range.hotspot_min;
1206 	adev->pm.dpm.thermal.max_hotspot_crit_temp = range.hotspot_crit_max;
1207 	adev->pm.dpm.thermal.max_hotspot_emergency_temp = range.hotspot_emergency_max;
1208 	adev->pm.dpm.thermal.min_mem_temp = range.mem_min;
1209 	adev->pm.dpm.thermal.max_mem_crit_temp = range.mem_crit_max;
1210 	adev->pm.dpm.thermal.max_mem_emergency_temp = range.mem_emergency_max;
1211 
1212 	return ret;
1213 }
1214 
convert_to_vddc(uint8_t vid)1215 static uint16_t convert_to_vddc(uint8_t vid)
1216 {
1217 	return (uint16_t) ((6200 - (vid * 25)) / SMU11_VOLTAGE_SCALE);
1218 }
1219 
smu_v11_0_get_gfx_vdd(struct smu_context * smu,uint32_t * value)1220 static int smu_v11_0_get_gfx_vdd(struct smu_context *smu, uint32_t *value)
1221 {
1222 	struct amdgpu_device *adev = smu->adev;
1223 	uint32_t vdd = 0, val_vid = 0;
1224 
1225 	if (!value)
1226 		return -EINVAL;
1227 	val_vid = (RREG32_SOC15(SMUIO, 0, mmSMUSVI0_TEL_PLANE0) &
1228 		SMUSVI0_TEL_PLANE0__SVI0_PLANE0_VDDCOR_MASK) >>
1229 		SMUSVI0_TEL_PLANE0__SVI0_PLANE0_VDDCOR__SHIFT;
1230 
1231 	vdd = (uint32_t)convert_to_vddc((uint8_t)val_vid);
1232 
1233 	*value = vdd;
1234 
1235 	return 0;
1236 
1237 }
1238 
smu_v11_0_read_sensor(struct smu_context * smu,enum amd_pp_sensors sensor,void * data,uint32_t * size)1239 static int smu_v11_0_read_sensor(struct smu_context *smu,
1240 				 enum amd_pp_sensors sensor,
1241 				 void *data, uint32_t *size)
1242 {
1243 	int ret = 0;
1244 
1245 	if(!data || !size)
1246 		return -EINVAL;
1247 
1248 	switch (sensor) {
1249 	case AMDGPU_PP_SENSOR_GFX_MCLK:
1250 		ret = smu_get_current_clk_freq(smu, SMU_UCLK, (uint32_t *)data);
1251 		*size = 4;
1252 		break;
1253 	case AMDGPU_PP_SENSOR_GFX_SCLK:
1254 		ret = smu_get_current_clk_freq(smu, SMU_GFXCLK, (uint32_t *)data);
1255 		*size = 4;
1256 		break;
1257 	case AMDGPU_PP_SENSOR_VDDGFX:
1258 		ret = smu_v11_0_get_gfx_vdd(smu, (uint32_t *)data);
1259 		*size = 4;
1260 		break;
1261 	case AMDGPU_PP_SENSOR_MIN_FAN_RPM:
1262 		*(uint32_t *)data = 0;
1263 		*size = 4;
1264 		break;
1265 	default:
1266 		ret = smu_common_read_sensor(smu, sensor, data, size);
1267 		break;
1268 	}
1269 
1270 	if (ret)
1271 		*size = 0;
1272 
1273 	return ret;
1274 }
1275 
1276 static int
smu_v11_0_display_clock_voltage_request(struct smu_context * smu,struct pp_display_clock_request * clock_req)1277 smu_v11_0_display_clock_voltage_request(struct smu_context *smu,
1278 					struct pp_display_clock_request
1279 					*clock_req)
1280 {
1281 	enum amd_pp_clock_type clk_type = clock_req->clock_type;
1282 	int ret = 0;
1283 	enum smu_clk_type clk_select = 0;
1284 	uint32_t clk_freq = clock_req->clock_freq_in_khz / 1000;
1285 
1286 	if (!smu->pm_enabled)
1287 		return -EINVAL;
1288 
1289 	if (smu_feature_is_enabled(smu, SMU_FEATURE_DPM_DCEFCLK_BIT) ||
1290 		smu_feature_is_enabled(smu, SMU_FEATURE_DPM_UCLK_BIT)) {
1291 		switch (clk_type) {
1292 		case amd_pp_dcef_clock:
1293 			clk_select = SMU_DCEFCLK;
1294 			break;
1295 		case amd_pp_disp_clock:
1296 			clk_select = SMU_DISPCLK;
1297 			break;
1298 		case amd_pp_pixel_clock:
1299 			clk_select = SMU_PIXCLK;
1300 			break;
1301 		case amd_pp_phy_clock:
1302 			clk_select = SMU_PHYCLK;
1303 			break;
1304 		case amd_pp_mem_clock:
1305 			clk_select = SMU_UCLK;
1306 			break;
1307 		default:
1308 			pr_info("[%s] Invalid Clock Type!", __func__);
1309 			ret = -EINVAL;
1310 			break;
1311 		}
1312 
1313 		if (ret)
1314 			goto failed;
1315 
1316 		if (clk_select == SMU_UCLK && smu->disable_uclk_switch)
1317 			return 0;
1318 
1319 		mutex_lock(&smu->mutex);
1320 		ret = smu_set_hard_freq_range(smu, clk_select, clk_freq, 0);
1321 		mutex_unlock(&smu->mutex);
1322 
1323 		if(clk_select == SMU_UCLK)
1324 			smu->hard_min_uclk_req_from_dal = clk_freq;
1325 	}
1326 
1327 failed:
1328 	return ret;
1329 }
1330 
1331 static int
smu_v11_0_set_watermarks_for_clock_ranges(struct smu_context * smu,struct dm_pp_wm_sets_with_clock_ranges_soc15 * clock_ranges)1332 smu_v11_0_set_watermarks_for_clock_ranges(struct smu_context *smu, struct
1333 					  dm_pp_wm_sets_with_clock_ranges_soc15
1334 					  *clock_ranges)
1335 {
1336 	int ret = 0;
1337 	struct smu_table *watermarks = &smu->smu_table.tables[SMU_TABLE_WATERMARKS];
1338 	void *table = watermarks->cpu_addr;
1339 
1340 	if (!smu->disable_watermark &&
1341 	    smu_feature_is_enabled(smu, SMU_FEATURE_DPM_DCEFCLK_BIT) &&
1342 	    smu_feature_is_enabled(smu, SMU_FEATURE_DPM_SOCCLK_BIT)) {
1343 		smu_set_watermarks_table(smu, table, clock_ranges);
1344 		smu->watermarks_bitmap |= WATERMARKS_EXIST;
1345 		smu->watermarks_bitmap &= ~WATERMARKS_LOADED;
1346 	}
1347 
1348 	return ret;
1349 }
1350 
smu_v11_0_gfx_off_control(struct smu_context * smu,bool enable)1351 static int smu_v11_0_gfx_off_control(struct smu_context *smu, bool enable)
1352 {
1353 	int ret = 0;
1354 	struct amdgpu_device *adev = smu->adev;
1355 
1356 	switch (adev->asic_type) {
1357 	case CHIP_VEGA20:
1358 		break;
1359 	case CHIP_NAVI10:
1360 	case CHIP_NAVI14:
1361 	case CHIP_NAVI12:
1362 		if (!(adev->pm.pp_feature & PP_GFXOFF_MASK))
1363 			return 0;
1364 		mutex_lock(&smu->mutex);
1365 		if (enable)
1366 			ret = smu_send_smc_msg(smu, SMU_MSG_AllowGfxOff);
1367 		else
1368 			ret = smu_send_smc_msg(smu, SMU_MSG_DisallowGfxOff);
1369 		mutex_unlock(&smu->mutex);
1370 		break;
1371 	default:
1372 		break;
1373 	}
1374 
1375 	return ret;
1376 }
1377 
1378 static uint32_t
smu_v11_0_get_fan_control_mode(struct smu_context * smu)1379 smu_v11_0_get_fan_control_mode(struct smu_context *smu)
1380 {
1381 	if (!smu_feature_is_enabled(smu, SMU_FEATURE_FAN_CONTROL_BIT))
1382 		return AMD_FAN_CTRL_MANUAL;
1383 	else
1384 		return AMD_FAN_CTRL_AUTO;
1385 }
1386 
1387 static int
smu_v11_0_auto_fan_control(struct smu_context * smu,bool auto_fan_control)1388 smu_v11_0_auto_fan_control(struct smu_context *smu, bool auto_fan_control)
1389 {
1390 	int ret = 0;
1391 
1392 	if (!smu_feature_is_supported(smu, SMU_FEATURE_FAN_CONTROL_BIT))
1393 		return 0;
1394 
1395 	ret = smu_feature_set_enabled(smu, SMU_FEATURE_FAN_CONTROL_BIT, auto_fan_control);
1396 	if (ret)
1397 		pr_err("[%s]%s smc FAN CONTROL feature failed!",
1398 		       __func__, (auto_fan_control ? "Start" : "Stop"));
1399 
1400 	return ret;
1401 }
1402 
1403 static int
smu_v11_0_set_fan_static_mode(struct smu_context * smu,uint32_t mode)1404 smu_v11_0_set_fan_static_mode(struct smu_context *smu, uint32_t mode)
1405 {
1406 	struct amdgpu_device *adev = smu->adev;
1407 
1408 	WREG32_SOC15(THM, 0, mmCG_FDO_CTRL2,
1409 		     REG_SET_FIELD(RREG32_SOC15(THM, 0, mmCG_FDO_CTRL2),
1410 				   CG_FDO_CTRL2, TMIN, 0));
1411 	WREG32_SOC15(THM, 0, mmCG_FDO_CTRL2,
1412 		     REG_SET_FIELD(RREG32_SOC15(THM, 0, mmCG_FDO_CTRL2),
1413 				   CG_FDO_CTRL2, FDO_PWM_MODE, mode));
1414 
1415 	return 0;
1416 }
1417 
1418 static int
smu_v11_0_set_fan_speed_percent(struct smu_context * smu,uint32_t speed)1419 smu_v11_0_set_fan_speed_percent(struct smu_context *smu, uint32_t speed)
1420 {
1421 	struct amdgpu_device *adev = smu->adev;
1422 	uint32_t duty100, duty;
1423 	uint64_t tmp64;
1424 
1425 	if (speed > 100)
1426 		speed = 100;
1427 
1428 	if (smu_v11_0_auto_fan_control(smu, 0))
1429 		return -EINVAL;
1430 
1431 	duty100 = REG_GET_FIELD(RREG32_SOC15(THM, 0, mmCG_FDO_CTRL1),
1432 				CG_FDO_CTRL1, FMAX_DUTY100);
1433 	if (!duty100)
1434 		return -EINVAL;
1435 
1436 	tmp64 = (uint64_t)speed * duty100;
1437 	do_div(tmp64, 100);
1438 	duty = (uint32_t)tmp64;
1439 
1440 	WREG32_SOC15(THM, 0, mmCG_FDO_CTRL0,
1441 		     REG_SET_FIELD(RREG32_SOC15(THM, 0, mmCG_FDO_CTRL0),
1442 				   CG_FDO_CTRL0, FDO_STATIC_DUTY, duty));
1443 
1444 	return smu_v11_0_set_fan_static_mode(smu, FDO_PWM_MODE_STATIC);
1445 }
1446 
1447 static int
smu_v11_0_set_fan_control_mode(struct smu_context * smu,uint32_t mode)1448 smu_v11_0_set_fan_control_mode(struct smu_context *smu,
1449 			       uint32_t mode)
1450 {
1451 	int ret = 0;
1452 
1453 	switch (mode) {
1454 	case AMD_FAN_CTRL_NONE:
1455 		ret = smu_v11_0_set_fan_speed_percent(smu, 100);
1456 		break;
1457 	case AMD_FAN_CTRL_MANUAL:
1458 		ret = smu_v11_0_auto_fan_control(smu, 0);
1459 		break;
1460 	case AMD_FAN_CTRL_AUTO:
1461 		ret = smu_v11_0_auto_fan_control(smu, 1);
1462 		break;
1463 	default:
1464 		break;
1465 	}
1466 
1467 	if (ret) {
1468 		pr_err("[%s]Set fan control mode failed!", __func__);
1469 		return -EINVAL;
1470 	}
1471 
1472 	return ret;
1473 }
1474 
smu_v11_0_set_fan_speed_rpm(struct smu_context * smu,uint32_t speed)1475 static int smu_v11_0_set_fan_speed_rpm(struct smu_context *smu,
1476 				       uint32_t speed)
1477 {
1478 	struct amdgpu_device *adev = smu->adev;
1479 	int ret;
1480 	uint32_t tach_period, crystal_clock_freq;
1481 
1482 	if (!speed)
1483 		return -EINVAL;
1484 
1485 	mutex_lock(&(smu->mutex));
1486 	ret = smu_v11_0_auto_fan_control(smu, 0);
1487 	if (ret)
1488 		goto set_fan_speed_rpm_failed;
1489 
1490 	crystal_clock_freq = amdgpu_asic_get_xclk(adev);
1491 	tach_period = 60 * crystal_clock_freq * 10000 / (8 * speed);
1492 	WREG32_SOC15(THM, 0, mmCG_TACH_CTRL,
1493 		     REG_SET_FIELD(RREG32_SOC15(THM, 0, mmCG_TACH_CTRL),
1494 				   CG_TACH_CTRL, TARGET_PERIOD,
1495 				   tach_period));
1496 
1497 	ret = smu_v11_0_set_fan_static_mode(smu, FDO_PWM_MODE_STATIC_RPM);
1498 
1499 set_fan_speed_rpm_failed:
1500 	mutex_unlock(&(smu->mutex));
1501 	return ret;
1502 }
1503 
1504 #define XGMI_STATE_D0 1
1505 #define XGMI_STATE_D3 0
1506 
smu_v11_0_set_xgmi_pstate(struct smu_context * smu,uint32_t pstate)1507 static int smu_v11_0_set_xgmi_pstate(struct smu_context *smu,
1508 				     uint32_t pstate)
1509 {
1510 	int ret = 0;
1511 	mutex_lock(&(smu->mutex));
1512 	ret = smu_send_smc_msg_with_param(smu,
1513 					  SMU_MSG_SetXgmiMode,
1514 					  pstate ? XGMI_STATE_D0 : XGMI_STATE_D3);
1515 	mutex_unlock(&(smu->mutex));
1516 	return ret;
1517 }
1518 
1519 #define THM_11_0__SRCID__THM_DIG_THERM_L2H		0		/* ASIC_TEMP > CG_THERMAL_INT.DIG_THERM_INTH  */
1520 #define THM_11_0__SRCID__THM_DIG_THERM_H2L		1		/* ASIC_TEMP < CG_THERMAL_INT.DIG_THERM_INTL  */
1521 
smu_v11_0_irq_process(struct amdgpu_device * adev,struct amdgpu_irq_src * source,struct amdgpu_iv_entry * entry)1522 static int smu_v11_0_irq_process(struct amdgpu_device *adev,
1523 				 struct amdgpu_irq_src *source,
1524 				 struct amdgpu_iv_entry *entry)
1525 {
1526 	uint32_t client_id = entry->client_id;
1527 	uint32_t src_id = entry->src_id;
1528 
1529 	if (client_id == SOC15_IH_CLIENTID_THM) {
1530 		switch (src_id) {
1531 		case THM_11_0__SRCID__THM_DIG_THERM_L2H:
1532 			pr_warn("GPU over temperature range detected on PCIe %d:%d.%d!\n",
1533 				PCI_BUS_NUM(adev->pdev->devfn),
1534 				PCI_SLOT(adev->pdev->devfn),
1535 				PCI_FUNC(adev->pdev->devfn));
1536 		break;
1537 		case THM_11_0__SRCID__THM_DIG_THERM_H2L:
1538 			pr_warn("GPU under temperature range detected on PCIe %d:%d.%d!\n",
1539 				PCI_BUS_NUM(adev->pdev->devfn),
1540 				PCI_SLOT(adev->pdev->devfn),
1541 				PCI_FUNC(adev->pdev->devfn));
1542 		break;
1543 		default:
1544 			pr_warn("GPU under temperature range unknown src id (%d), detected on PCIe %d:%d.%d!\n",
1545 				src_id,
1546 				PCI_BUS_NUM(adev->pdev->devfn),
1547 				PCI_SLOT(adev->pdev->devfn),
1548 				PCI_FUNC(adev->pdev->devfn));
1549 		break;
1550 
1551 		}
1552 	}
1553 
1554 	return 0;
1555 }
1556 
1557 static const struct amdgpu_irq_src_funcs smu_v11_0_irq_funcs =
1558 {
1559 	.process = smu_v11_0_irq_process,
1560 };
1561 
smu_v11_0_register_irq_handler(struct smu_context * smu)1562 static int smu_v11_0_register_irq_handler(struct smu_context *smu)
1563 {
1564 	struct amdgpu_device *adev = smu->adev;
1565 	struct amdgpu_irq_src *irq_src = smu->irq_source;
1566 	int ret = 0;
1567 
1568 	/* already register */
1569 	if (irq_src)
1570 		return 0;
1571 
1572 	irq_src = kzalloc(sizeof(struct amdgpu_irq_src), GFP_KERNEL);
1573 	if (!irq_src)
1574 		return -ENOMEM;
1575 	smu->irq_source = irq_src;
1576 
1577 	irq_src->funcs = &smu_v11_0_irq_funcs;
1578 
1579 	ret = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_THM,
1580 				THM_11_0__SRCID__THM_DIG_THERM_L2H,
1581 				irq_src);
1582 	if (ret)
1583 		return ret;
1584 
1585 	ret = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_THM,
1586 				THM_11_0__SRCID__THM_DIG_THERM_H2L,
1587 				irq_src);
1588 	if (ret)
1589 		return ret;
1590 
1591 	return ret;
1592 }
1593 
smu_v11_0_get_max_sustainable_clocks_by_dc(struct smu_context * smu,struct pp_smu_nv_clock_table * max_clocks)1594 static int smu_v11_0_get_max_sustainable_clocks_by_dc(struct smu_context *smu,
1595 		struct pp_smu_nv_clock_table *max_clocks)
1596 {
1597 	struct smu_table_context *table_context = &smu->smu_table;
1598 	struct smu_11_0_max_sustainable_clocks *sustainable_clocks = NULL;
1599 
1600 	if (!max_clocks || !table_context->max_sustainable_clocks)
1601 		return -EINVAL;
1602 
1603 	sustainable_clocks = table_context->max_sustainable_clocks;
1604 
1605 	max_clocks->dcfClockInKhz =
1606 			(unsigned int) sustainable_clocks->dcef_clock * 1000;
1607 	max_clocks->displayClockInKhz =
1608 			(unsigned int) sustainable_clocks->display_clock * 1000;
1609 	max_clocks->phyClockInKhz =
1610 			(unsigned int) sustainable_clocks->phy_clock * 1000;
1611 	max_clocks->pixelClockInKhz =
1612 			(unsigned int) sustainable_clocks->pixel_clock * 1000;
1613 	max_clocks->uClockInKhz =
1614 			(unsigned int) sustainable_clocks->uclock * 1000;
1615 	max_clocks->socClockInKhz =
1616 			(unsigned int) sustainable_clocks->soc_clock * 1000;
1617 	max_clocks->dscClockInKhz = 0;
1618 	max_clocks->dppClockInKhz = 0;
1619 	max_clocks->fabricClockInKhz = 0;
1620 
1621 	return 0;
1622 }
1623 
smu_v11_0_set_azalia_d3_pme(struct smu_context * smu)1624 static int smu_v11_0_set_azalia_d3_pme(struct smu_context *smu)
1625 {
1626 	int ret = 0;
1627 
1628 	mutex_lock(&smu->mutex);
1629 	ret = smu_send_smc_msg(smu, SMU_MSG_BacoAudioD3PME);
1630 	mutex_unlock(&smu->mutex);
1631 
1632 	return ret;
1633 }
1634 
smu_v11_0_baco_set_armd3_sequence(struct smu_context * smu,enum smu_v11_0_baco_seq baco_seq)1635 static int smu_v11_0_baco_set_armd3_sequence(struct smu_context *smu, enum smu_v11_0_baco_seq baco_seq)
1636 {
1637 	return smu_send_smc_msg_with_param(smu, SMU_MSG_ArmD3, baco_seq);
1638 }
1639 
smu_v11_0_baco_is_support(struct smu_context * smu)1640 static bool smu_v11_0_baco_is_support(struct smu_context *smu)
1641 {
1642 	struct amdgpu_device *adev = smu->adev;
1643 	struct smu_baco_context *smu_baco = &smu->smu_baco;
1644 	uint32_t val;
1645 	bool baco_support;
1646 
1647 	mutex_lock(&smu_baco->mutex);
1648 	baco_support = smu_baco->platform_support;
1649 	mutex_unlock(&smu_baco->mutex);
1650 
1651 	if (!baco_support)
1652 		return false;
1653 
1654 	if (!smu_feature_is_enabled(smu, SMU_FEATURE_BACO_BIT))
1655 		return false;
1656 
1657 	val = RREG32_SOC15(NBIO, 0, mmRCC_BIF_STRAP0);
1658 	if (val & RCC_BIF_STRAP0__STRAP_PX_CAPABLE_MASK)
1659 		return true;
1660 
1661 	return false;
1662 }
1663 
smu_v11_0_baco_get_state(struct smu_context * smu)1664 static enum smu_baco_state smu_v11_0_baco_get_state(struct smu_context *smu)
1665 {
1666 	struct smu_baco_context *smu_baco = &smu->smu_baco;
1667 	enum smu_baco_state baco_state;
1668 
1669 	mutex_lock(&smu_baco->mutex);
1670 	baco_state = smu_baco->state;
1671 	mutex_unlock(&smu_baco->mutex);
1672 
1673 	return baco_state;
1674 }
1675 
smu_v11_0_baco_set_state(struct smu_context * smu,enum smu_baco_state state)1676 static int smu_v11_0_baco_set_state(struct smu_context *smu, enum smu_baco_state state)
1677 {
1678 
1679 	struct smu_baco_context *smu_baco = &smu->smu_baco;
1680 	int ret = 0;
1681 
1682 	if (smu_v11_0_baco_get_state(smu) == state)
1683 		return 0;
1684 
1685 	mutex_lock(&smu_baco->mutex);
1686 
1687 	if (state == SMU_BACO_STATE_ENTER)
1688 		ret = smu_send_smc_msg_with_param(smu, SMU_MSG_EnterBaco, BACO_SEQ_BACO);
1689 	else
1690 		ret = smu_send_smc_msg(smu, SMU_MSG_ExitBaco);
1691 	if (ret)
1692 		goto out;
1693 
1694 	smu_baco->state = state;
1695 out:
1696 	mutex_unlock(&smu_baco->mutex);
1697 	return ret;
1698 }
1699 
smu_v11_0_baco_reset(struct smu_context * smu)1700 static int smu_v11_0_baco_reset(struct smu_context *smu)
1701 {
1702 	int ret = 0;
1703 
1704 	ret = smu_v11_0_baco_set_armd3_sequence(smu, BACO_SEQ_BACO);
1705 	if (ret)
1706 		return ret;
1707 
1708 	ret = smu_v11_0_baco_set_state(smu, SMU_BACO_STATE_ENTER);
1709 	if (ret)
1710 		return ret;
1711 
1712 	msleep(10);
1713 
1714 	ret = smu_v11_0_baco_set_state(smu, SMU_BACO_STATE_EXIT);
1715 	if (ret)
1716 		return ret;
1717 
1718 	return ret;
1719 }
1720 
smu_v11_0_get_dpm_ultimate_freq(struct smu_context * smu,enum smu_clk_type clk_type,uint32_t * min,uint32_t * max)1721 static int smu_v11_0_get_dpm_ultimate_freq(struct smu_context *smu, enum smu_clk_type clk_type,
1722 						 uint32_t *min, uint32_t *max)
1723 {
1724 	int ret = 0, clk_id = 0;
1725 	uint32_t param = 0;
1726 
1727 	mutex_lock(&smu->mutex);
1728 	clk_id = smu_clk_get_index(smu, clk_type);
1729 	if (clk_id < 0) {
1730 		ret = -EINVAL;
1731 		goto failed;
1732 	}
1733 	param = (clk_id & 0xffff) << 16;
1734 
1735 	if (max) {
1736 		ret = smu_send_smc_msg_with_param(smu, SMU_MSG_GetMaxDpmFreq, param);
1737 		if (ret)
1738 			goto failed;
1739 		ret = smu_read_smc_arg(smu, max);
1740 		if (ret)
1741 			goto failed;
1742 	}
1743 
1744 	if (min) {
1745 		ret = smu_send_smc_msg_with_param(smu, SMU_MSG_GetMinDpmFreq, param);
1746 		if (ret)
1747 			goto failed;
1748 		ret = smu_read_smc_arg(smu, min);
1749 		if (ret)
1750 			goto failed;
1751 	}
1752 
1753 failed:
1754 	mutex_unlock(&smu->mutex);
1755 	return ret;
1756 }
1757 
1758 static const struct smu_funcs smu_v11_0_funcs = {
1759 	.init_microcode = smu_v11_0_init_microcode,
1760 	.load_microcode = smu_v11_0_load_microcode,
1761 	.check_fw_status = smu_v11_0_check_fw_status,
1762 	.check_fw_version = smu_v11_0_check_fw_version,
1763 	.send_smc_msg = smu_v11_0_send_msg,
1764 	.send_smc_msg_with_param = smu_v11_0_send_msg_with_param,
1765 	.read_smc_arg = smu_v11_0_read_arg,
1766 	.setup_pptable = smu_v11_0_setup_pptable,
1767 	.init_smc_tables = smu_v11_0_init_smc_tables,
1768 	.fini_smc_tables = smu_v11_0_fini_smc_tables,
1769 	.init_power = smu_v11_0_init_power,
1770 	.fini_power = smu_v11_0_fini_power,
1771 	.get_vbios_bootup_values = smu_v11_0_get_vbios_bootup_values,
1772 	.get_clk_info_from_vbios = smu_v11_0_get_clk_info_from_vbios,
1773 	.notify_memory_pool_location = smu_v11_0_notify_memory_pool_location,
1774 	.check_pptable = smu_v11_0_check_pptable,
1775 	.parse_pptable = smu_v11_0_parse_pptable,
1776 	.populate_smc_tables = smu_v11_0_populate_smc_pptable,
1777 	.write_pptable = smu_v11_0_write_pptable,
1778 	.write_watermarks_table = smu_v11_0_write_watermarks_table,
1779 	.set_min_dcef_deep_sleep = smu_v11_0_set_min_dcef_deep_sleep,
1780 	.set_tool_table_location = smu_v11_0_set_tool_table_location,
1781 	.init_display_count = smu_v11_0_init_display_count,
1782 	.set_allowed_mask = smu_v11_0_set_allowed_mask,
1783 	.get_enabled_mask = smu_v11_0_get_enabled_mask,
1784 	.system_features_control = smu_v11_0_system_features_control,
1785 	.notify_display_change = smu_v11_0_notify_display_change,
1786 	.set_power_limit = smu_v11_0_set_power_limit,
1787 	.get_current_clk_freq = smu_v11_0_get_current_clk_freq,
1788 	.init_max_sustainable_clocks = smu_v11_0_init_max_sustainable_clocks,
1789 	.start_thermal_control = smu_v11_0_start_thermal_control,
1790 	.read_sensor = smu_v11_0_read_sensor,
1791 	.set_deep_sleep_dcefclk = smu_v11_0_set_deep_sleep_dcefclk,
1792 	.display_clock_voltage_request = smu_v11_0_display_clock_voltage_request,
1793 	.set_watermarks_for_clock_ranges = smu_v11_0_set_watermarks_for_clock_ranges,
1794 	.get_fan_control_mode = smu_v11_0_get_fan_control_mode,
1795 	.set_fan_control_mode = smu_v11_0_set_fan_control_mode,
1796 	.set_fan_speed_percent = smu_v11_0_set_fan_speed_percent,
1797 	.set_fan_speed_rpm = smu_v11_0_set_fan_speed_rpm,
1798 	.set_xgmi_pstate = smu_v11_0_set_xgmi_pstate,
1799 	.gfx_off_control = smu_v11_0_gfx_off_control,
1800 	.register_irq_handler = smu_v11_0_register_irq_handler,
1801 	.set_azalia_d3_pme = smu_v11_0_set_azalia_d3_pme,
1802 	.get_max_sustainable_clocks_by_dc = smu_v11_0_get_max_sustainable_clocks_by_dc,
1803 	.baco_is_support = smu_v11_0_baco_is_support,
1804 	.baco_get_state = smu_v11_0_baco_get_state,
1805 	.baco_set_state = smu_v11_0_baco_set_state,
1806 	.baco_reset = smu_v11_0_baco_reset,
1807 	.get_dpm_ultimate_freq = smu_v11_0_get_dpm_ultimate_freq,
1808 };
1809 
smu_v11_0_set_smu_funcs(struct smu_context * smu)1810 void smu_v11_0_set_smu_funcs(struct smu_context *smu)
1811 {
1812 	struct amdgpu_device *adev = smu->adev;
1813 
1814 	smu->funcs = &smu_v11_0_funcs;
1815 	switch (adev->asic_type) {
1816 	case CHIP_VEGA20:
1817 		vega20_set_ppt_funcs(smu);
1818 		break;
1819 	case CHIP_ARCTURUS:
1820 		arcturus_set_ppt_funcs(smu);
1821 		break;
1822 	case CHIP_NAVI10:
1823 	case CHIP_NAVI14:
1824 	case CHIP_NAVI12:
1825 		navi10_set_ppt_funcs(smu);
1826 		break;
1827 	default:
1828 		pr_warn("Unknown asic for smu11\n");
1829 	}
1830 }
1831