1 /*
2  * Copyright 2020 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 #include <linux/reboot.h>
27 
28 #define SMU_13_0_PARTIAL_PPTABLE
29 #define SWSMU_CODE_LAYER_L3
30 
31 #include "amdgpu.h"
32 #include "amdgpu_smu.h"
33 #include "atomfirmware.h"
34 #include "amdgpu_atomfirmware.h"
35 #include "amdgpu_atombios.h"
36 #include "smu_v13_0.h"
37 #include "soc15_common.h"
38 #include "atom.h"
39 #include "amdgpu_ras.h"
40 #include "smu_cmn.h"
41 
42 #include "asic_reg/thm/thm_13_0_2_offset.h"
43 #include "asic_reg/thm/thm_13_0_2_sh_mask.h"
44 #include "asic_reg/mp/mp_13_0_2_offset.h"
45 #include "asic_reg/mp/mp_13_0_2_sh_mask.h"
46 #include "asic_reg/smuio/smuio_13_0_2_offset.h"
47 #include "asic_reg/smuio/smuio_13_0_2_sh_mask.h"
48 
49 /*
50  * DO NOT use these for err/warn/info/debug messages.
51  * Use dev_err, dev_warn, dev_info and dev_dbg instead.
52  * They are more MGPU friendly.
53  */
54 #undef pr_err
55 #undef pr_warn
56 #undef pr_info
57 #undef pr_debug
58 
59 MODULE_FIRMWARE("amdgpu/aldebaran_smc.bin");
60 
61 #define SMU13_VOLTAGE_SCALE 4
62 
63 #define SMU13_MODE1_RESET_WAIT_TIME_IN_MS 500  //500ms
64 
65 #define LINK_WIDTH_MAX				6
66 #define LINK_SPEED_MAX				3
67 
68 #define smnPCIE_LC_LINK_WIDTH_CNTL		0x11140288
69 #define PCIE_LC_LINK_WIDTH_CNTL__LC_LINK_WIDTH_RD_MASK 0x00000070L
70 #define PCIE_LC_LINK_WIDTH_CNTL__LC_LINK_WIDTH_RD__SHIFT 0x4
71 #define smnPCIE_LC_SPEED_CNTL			0x11140290
72 #define PCIE_LC_SPEED_CNTL__LC_CURRENT_DATA_RATE_MASK 0xC000
73 #define PCIE_LC_SPEED_CNTL__LC_CURRENT_DATA_RATE__SHIFT 0xE
74 
75 static const int link_width[] = {0, 1, 2, 4, 8, 12, 16};
76 static const int link_speed[] = {25, 50, 80, 160};
77 
smu_v13_0_init_microcode(struct smu_context * smu)78 int smu_v13_0_init_microcode(struct smu_context *smu)
79 {
80 	struct amdgpu_device *adev = smu->adev;
81 	const char *chip_name;
82 	char fw_name[30];
83 	int err = 0;
84 	const struct smc_firmware_header_v1_0 *hdr;
85 	const struct common_firmware_header *header;
86 	struct amdgpu_firmware_info *ucode = NULL;
87 
88 	/* doesn't need to load smu firmware in IOV mode */
89 	if (amdgpu_sriov_vf(adev))
90 		return 0;
91 
92 	switch (adev->ip_versions[MP1_HWIP][0]) {
93 	case IP_VERSION(13, 0, 2):
94 		chip_name = "aldebaran";
95 		break;
96 	default:
97 		dev_err(adev->dev, "Unsupported IP version 0x%x\n",
98 			adev->ip_versions[MP1_HWIP][0]);
99 		return -EINVAL;
100 	}
101 
102 	snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_smc.bin", chip_name);
103 
104 	err = request_firmware(&adev->pm.fw, fw_name, adev->dev);
105 	if (err)
106 		goto out;
107 	err = amdgpu_ucode_validate(adev->pm.fw);
108 	if (err)
109 		goto out;
110 
111 	hdr = (const struct smc_firmware_header_v1_0 *) adev->pm.fw->data;
112 	amdgpu_ucode_print_smc_hdr(&hdr->header);
113 	adev->pm.fw_version = le32_to_cpu(hdr->header.ucode_version);
114 
115 	if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
116 		ucode = &adev->firmware.ucode[AMDGPU_UCODE_ID_SMC];
117 		ucode->ucode_id = AMDGPU_UCODE_ID_SMC;
118 		ucode->fw = adev->pm.fw;
119 		header = (const struct common_firmware_header *)ucode->fw->data;
120 		adev->firmware.fw_size +=
121 			ALIGN(le32_to_cpu(header->ucode_size_bytes), PAGE_SIZE);
122 	}
123 
124 out:
125 	if (err) {
126 		DRM_ERROR("smu_v13_0: Failed to load firmware \"%s\"\n",
127 			  fw_name);
128 		release_firmware(adev->pm.fw);
129 		adev->pm.fw = NULL;
130 	}
131 	return err;
132 }
133 
smu_v13_0_fini_microcode(struct smu_context * smu)134 void smu_v13_0_fini_microcode(struct smu_context *smu)
135 {
136 	struct amdgpu_device *adev = smu->adev;
137 
138 	release_firmware(adev->pm.fw);
139 	adev->pm.fw = NULL;
140 	adev->pm.fw_version = 0;
141 }
142 
smu_v13_0_load_microcode(struct smu_context * smu)143 int smu_v13_0_load_microcode(struct smu_context *smu)
144 {
145 #if 0
146 	struct amdgpu_device *adev = smu->adev;
147 	const uint32_t *src;
148 	const struct smc_firmware_header_v1_0 *hdr;
149 	uint32_t addr_start = MP1_SRAM;
150 	uint32_t i;
151 	uint32_t smc_fw_size;
152 	uint32_t mp1_fw_flags;
153 
154 	hdr = (const struct smc_firmware_header_v1_0 *) adev->pm.fw->data;
155 	src = (const uint32_t *)(adev->pm.fw->data +
156 				 le32_to_cpu(hdr->header.ucode_array_offset_bytes));
157 	smc_fw_size = hdr->header.ucode_size_bytes;
158 
159 	for (i = 1; i < smc_fw_size/4 - 1; i++) {
160 		WREG32_PCIE(addr_start, src[i]);
161 		addr_start += 4;
162 	}
163 
164 	WREG32_PCIE(MP1_Public | (smnMP1_PUB_CTRL & 0xffffffff),
165 		    1 & MP1_SMN_PUB_CTRL__RESET_MASK);
166 	WREG32_PCIE(MP1_Public | (smnMP1_PUB_CTRL & 0xffffffff),
167 		    1 & ~MP1_SMN_PUB_CTRL__RESET_MASK);
168 
169 	for (i = 0; i < adev->usec_timeout; i++) {
170 		mp1_fw_flags = RREG32_PCIE(MP1_Public |
171 					   (smnMP1_FIRMWARE_FLAGS & 0xffffffff));
172 		if ((mp1_fw_flags & MP1_FIRMWARE_FLAGS__INTERRUPTS_ENABLED_MASK) >>
173 		    MP1_FIRMWARE_FLAGS__INTERRUPTS_ENABLED__SHIFT)
174 			break;
175 		udelay(1);
176 	}
177 
178 	if (i == adev->usec_timeout)
179 		return -ETIME;
180 #endif
181 	return 0;
182 }
183 
smu_v13_0_check_fw_status(struct smu_context * smu)184 int smu_v13_0_check_fw_status(struct smu_context *smu)
185 {
186 	struct amdgpu_device *adev = smu->adev;
187 	uint32_t mp1_fw_flags;
188 
189 	mp1_fw_flags = RREG32_PCIE(MP1_Public |
190 				   (smnMP1_FIRMWARE_FLAGS & 0xffffffff));
191 
192 	if ((mp1_fw_flags & MP1_FIRMWARE_FLAGS__INTERRUPTS_ENABLED_MASK) >>
193 	    MP1_FIRMWARE_FLAGS__INTERRUPTS_ENABLED__SHIFT)
194 		return 0;
195 
196 	return -EIO;
197 }
198 
smu_v13_0_check_fw_version(struct smu_context * smu)199 int smu_v13_0_check_fw_version(struct smu_context *smu)
200 {
201 	struct amdgpu_device *adev = smu->adev;
202 	uint32_t if_version = 0xff, smu_version = 0xff;
203 	uint16_t smu_major;
204 	uint8_t smu_minor, smu_debug;
205 	int ret = 0;
206 
207 	ret = smu_cmn_get_smc_version(smu, &if_version, &smu_version);
208 	if (ret)
209 		return ret;
210 
211 	smu_major = (smu_version >> 16) & 0xffff;
212 	smu_minor = (smu_version >> 8) & 0xff;
213 	smu_debug = (smu_version >> 0) & 0xff;
214 	if (smu->is_apu)
215 		adev->pm.fw_version = smu_version;
216 
217 	switch (smu->adev->ip_versions[MP1_HWIP][0]) {
218 	case IP_VERSION(13, 0, 2):
219 		smu->smc_driver_if_version = SMU13_DRIVER_IF_VERSION_ALDE;
220 		break;
221 	case IP_VERSION(13, 0, 1):
222 	case IP_VERSION(13, 0, 3):
223 		smu->smc_driver_if_version = SMU13_DRIVER_IF_VERSION_YELLOW_CARP;
224 		break;
225 	default:
226 		dev_err(smu->adev->dev, "smu unsupported IP version: 0x%x.\n",
227 			smu->adev->ip_versions[MP1_HWIP][0]);
228 		smu->smc_driver_if_version = SMU13_DRIVER_IF_VERSION_INV;
229 		break;
230 	}
231 
232 	dev_info(smu->adev->dev, "smu fw reported version = 0x%08x (%d.%d.%d)\n",
233 			 smu_version, smu_major, smu_minor, smu_debug);
234 
235 	/*
236 	 * 1. if_version mismatch is not critical as our fw is designed
237 	 * to be backward compatible.
238 	 * 2. New fw usually brings some optimizations. But that's visible
239 	 * only on the paired driver.
240 	 * Considering above, we just leave user a warning message instead
241 	 * of halt driver loading.
242 	 */
243 	if (if_version != smu->smc_driver_if_version) {
244 		dev_info(smu->adev->dev, "smu driver if version = 0x%08x, smu fw if version = 0x%08x, "
245 			 "smu fw version = 0x%08x (%d.%d.%d)\n",
246 			 smu->smc_driver_if_version, if_version,
247 			 smu_version, smu_major, smu_minor, smu_debug);
248 		dev_warn(smu->adev->dev, "SMU driver if version not matched\n");
249 	}
250 
251 	return ret;
252 }
253 
smu_v13_0_set_pptable_v2_1(struct smu_context * smu,void ** table,uint32_t * size,uint32_t pptable_id)254 static int smu_v13_0_set_pptable_v2_1(struct smu_context *smu, void **table,
255 				      uint32_t *size, uint32_t pptable_id)
256 {
257 	struct amdgpu_device *adev = smu->adev;
258 	const struct smc_firmware_header_v2_1 *v2_1;
259 	struct smc_soft_pptable_entry *entries;
260 	uint32_t pptable_count = 0;
261 	int i = 0;
262 
263 	v2_1 = (const struct smc_firmware_header_v2_1 *) adev->pm.fw->data;
264 	entries = (struct smc_soft_pptable_entry *)
265 		((uint8_t *)v2_1 + le32_to_cpu(v2_1->pptable_entry_offset));
266 	pptable_count = le32_to_cpu(v2_1->pptable_count);
267 	for (i = 0; i < pptable_count; i++) {
268 		if (le32_to_cpu(entries[i].id) == pptable_id) {
269 			*table = ((uint8_t *)v2_1 + le32_to_cpu(entries[i].ppt_offset_bytes));
270 			*size = le32_to_cpu(entries[i].ppt_size_bytes);
271 			break;
272 		}
273 	}
274 
275 	if (i == pptable_count)
276 		return -EINVAL;
277 
278 	return 0;
279 }
280 
smu_v13_0_get_pptable_from_vbios(struct smu_context * smu,void ** table,uint32_t * size)281 static int smu_v13_0_get_pptable_from_vbios(struct smu_context *smu, void **table, uint32_t *size)
282 {
283 	struct amdgpu_device *adev = smu->adev;
284 	uint16_t atom_table_size;
285 	uint8_t frev, crev;
286 	int ret, index;
287 
288 	dev_info(adev->dev, "use vbios provided pptable\n");
289 	index = get_index_into_master_table(atom_master_list_of_data_tables_v2_1,
290 					    powerplayinfo);
291 
292 	ret = amdgpu_atombios_get_data_table(adev, index, &atom_table_size, &frev, &crev,
293 					     (uint8_t **)table);
294 	if (ret)
295 		return ret;
296 
297 	if (size)
298 		*size = atom_table_size;
299 
300 	return 0;
301 }
302 
smu_v13_0_get_pptable_from_firmware(struct smu_context * smu,void ** table,uint32_t * size,uint32_t pptable_id)303 static int smu_v13_0_get_pptable_from_firmware(struct smu_context *smu, void **table, uint32_t *size,
304 					       uint32_t pptable_id)
305 {
306 	const struct smc_firmware_header_v1_0 *hdr;
307 	struct amdgpu_device *adev = smu->adev;
308 	uint16_t version_major, version_minor;
309 	int ret;
310 
311 	hdr = (const struct smc_firmware_header_v1_0 *) adev->pm.fw->data;
312 	if (!hdr)
313 		return -EINVAL;
314 
315 	dev_info(adev->dev, "use driver provided pptable %d\n", pptable_id);
316 
317 	version_major = le16_to_cpu(hdr->header.header_version_major);
318 	version_minor = le16_to_cpu(hdr->header.header_version_minor);
319 	if (version_major != 2) {
320 		dev_err(adev->dev, "Unsupported smu firmware version %d.%d\n",
321 			version_major, version_minor);
322 		return -EINVAL;
323 	}
324 
325 	switch (version_minor) {
326 	case 1:
327 		ret = smu_v13_0_set_pptable_v2_1(smu, table, size, pptable_id);
328 		break;
329 	default:
330 		ret = -EINVAL;
331 		break;
332 	}
333 
334 	return ret;
335 }
336 
smu_v13_0_setup_pptable(struct smu_context * smu)337 int smu_v13_0_setup_pptable(struct smu_context *smu)
338 {
339 	struct amdgpu_device *adev = smu->adev;
340 	uint32_t size = 0, pptable_id = 0;
341 	void *table;
342 	int ret = 0;
343 
344 	/* override pptable_id from driver parameter */
345 	if (amdgpu_smu_pptable_id >= 0) {
346 		pptable_id = amdgpu_smu_pptable_id;
347 		dev_info(adev->dev, "override pptable id %d\n", pptable_id);
348 	} else {
349 		pptable_id = smu->smu_table.boot_values.pp_table_id;
350 	}
351 
352 	/* force using vbios pptable in sriov mode */
353 	if (amdgpu_sriov_vf(adev) || !pptable_id)
354 		ret = smu_v13_0_get_pptable_from_vbios(smu, &table, &size);
355 	else
356 		ret = smu_v13_0_get_pptable_from_firmware(smu, &table, &size, pptable_id);
357 
358 	if (ret)
359 		return ret;
360 
361 	if (!smu->smu_table.power_play_table)
362 		smu->smu_table.power_play_table = table;
363 	if (!smu->smu_table.power_play_table_size)
364 		smu->smu_table.power_play_table_size = size;
365 
366 	return 0;
367 }
368 
smu_v13_0_init_smc_tables(struct smu_context * smu)369 int smu_v13_0_init_smc_tables(struct smu_context *smu)
370 {
371 	struct smu_table_context *smu_table = &smu->smu_table;
372 	struct smu_table *tables = smu_table->tables;
373 	int ret = 0;
374 
375 	smu_table->driver_pptable =
376 		kzalloc(tables[SMU_TABLE_PPTABLE].size, GFP_KERNEL);
377 	if (!smu_table->driver_pptable) {
378 		ret = -ENOMEM;
379 		goto err0_out;
380 	}
381 
382 	smu_table->max_sustainable_clocks =
383 		kzalloc(sizeof(struct smu_13_0_max_sustainable_clocks), GFP_KERNEL);
384 	if (!smu_table->max_sustainable_clocks) {
385 		ret = -ENOMEM;
386 		goto err1_out;
387 	}
388 
389 	/* Aldebaran does not support OVERDRIVE */
390 	if (tables[SMU_TABLE_OVERDRIVE].size) {
391 		smu_table->overdrive_table =
392 			kzalloc(tables[SMU_TABLE_OVERDRIVE].size, GFP_KERNEL);
393 		if (!smu_table->overdrive_table) {
394 			ret = -ENOMEM;
395 			goto err2_out;
396 		}
397 
398 		smu_table->boot_overdrive_table =
399 			kzalloc(tables[SMU_TABLE_OVERDRIVE].size, GFP_KERNEL);
400 		if (!smu_table->boot_overdrive_table) {
401 			ret = -ENOMEM;
402 			goto err3_out;
403 		}
404 	}
405 
406 	return 0;
407 
408 err3_out:
409 	kfree(smu_table->overdrive_table);
410 err2_out:
411 	kfree(smu_table->max_sustainable_clocks);
412 err1_out:
413 	kfree(smu_table->driver_pptable);
414 err0_out:
415 	return ret;
416 }
417 
smu_v13_0_fini_smc_tables(struct smu_context * smu)418 int smu_v13_0_fini_smc_tables(struct smu_context *smu)
419 {
420 	struct smu_table_context *smu_table = &smu->smu_table;
421 	struct smu_dpm_context *smu_dpm = &smu->smu_dpm;
422 
423 	kfree(smu_table->gpu_metrics_table);
424 	kfree(smu_table->boot_overdrive_table);
425 	kfree(smu_table->overdrive_table);
426 	kfree(smu_table->max_sustainable_clocks);
427 	kfree(smu_table->driver_pptable);
428 	smu_table->gpu_metrics_table = NULL;
429 	smu_table->boot_overdrive_table = NULL;
430 	smu_table->overdrive_table = NULL;
431 	smu_table->max_sustainable_clocks = NULL;
432 	smu_table->driver_pptable = NULL;
433 	kfree(smu_table->hardcode_pptable);
434 	smu_table->hardcode_pptable = NULL;
435 
436 	kfree(smu_table->metrics_table);
437 	kfree(smu_table->watermarks_table);
438 	smu_table->metrics_table = NULL;
439 	smu_table->watermarks_table = NULL;
440 	smu_table->metrics_time = 0;
441 
442 	kfree(smu_dpm->dpm_context);
443 	kfree(smu_dpm->golden_dpm_context);
444 	kfree(smu_dpm->dpm_current_power_state);
445 	kfree(smu_dpm->dpm_request_power_state);
446 	smu_dpm->dpm_context = NULL;
447 	smu_dpm->golden_dpm_context = NULL;
448 	smu_dpm->dpm_context_size = 0;
449 	smu_dpm->dpm_current_power_state = NULL;
450 	smu_dpm->dpm_request_power_state = NULL;
451 
452 	return 0;
453 }
454 
smu_v13_0_init_power(struct smu_context * smu)455 int smu_v13_0_init_power(struct smu_context *smu)
456 {
457 	struct smu_power_context *smu_power = &smu->smu_power;
458 
459 	if (smu_power->power_context || smu_power->power_context_size != 0)
460 		return -EINVAL;
461 
462 	smu_power->power_context = kzalloc(sizeof(struct smu_13_0_dpm_context),
463 					   GFP_KERNEL);
464 	if (!smu_power->power_context)
465 		return -ENOMEM;
466 	smu_power->power_context_size = sizeof(struct smu_13_0_dpm_context);
467 
468 	return 0;
469 }
470 
smu_v13_0_fini_power(struct smu_context * smu)471 int smu_v13_0_fini_power(struct smu_context *smu)
472 {
473 	struct smu_power_context *smu_power = &smu->smu_power;
474 
475 	if (!smu_power->power_context || smu_power->power_context_size == 0)
476 		return -EINVAL;
477 
478 	kfree(smu_power->power_context);
479 	smu_power->power_context = NULL;
480 	smu_power->power_context_size = 0;
481 
482 	return 0;
483 }
484 
smu_v13_0_atom_get_smu_clockinfo(struct amdgpu_device * adev,uint8_t clk_id,uint8_t syspll_id,uint32_t * clk_freq)485 static int smu_v13_0_atom_get_smu_clockinfo(struct amdgpu_device *adev,
486 					    uint8_t clk_id,
487 					    uint8_t syspll_id,
488 					    uint32_t *clk_freq)
489 {
490 	struct atom_get_smu_clock_info_parameters_v3_1 input = {0};
491 	struct atom_get_smu_clock_info_output_parameters_v3_1 *output;
492 	int ret, index;
493 
494 	input.clk_id = clk_id;
495 	input.syspll_id = syspll_id;
496 	input.command = GET_SMU_CLOCK_INFO_V3_1_GET_CLOCK_FREQ;
497 	index = get_index_into_master_table(atom_master_list_of_command_functions_v2_1,
498 					    getsmuclockinfo);
499 
500 	ret = amdgpu_atom_execute_table(adev->mode_info.atom_context, index,
501 					(uint32_t *)&input);
502 	if (ret)
503 		return -EINVAL;
504 
505 	output = (struct atom_get_smu_clock_info_output_parameters_v3_1 *)&input;
506 	*clk_freq = le32_to_cpu(output->atom_smu_outputclkfreq.smu_clock_freq_hz) / 10000;
507 
508 	return 0;
509 }
510 
smu_v13_0_get_vbios_bootup_values(struct smu_context * smu)511 int smu_v13_0_get_vbios_bootup_values(struct smu_context *smu)
512 {
513 	int ret, index;
514 	uint16_t size;
515 	uint8_t frev, crev;
516 	struct atom_common_table_header *header;
517 	struct atom_firmware_info_v3_4 *v_3_4;
518 	struct atom_firmware_info_v3_3 *v_3_3;
519 	struct atom_firmware_info_v3_1 *v_3_1;
520 
521 	index = get_index_into_master_table(atom_master_list_of_data_tables_v2_1,
522 					    firmwareinfo);
523 
524 	ret = amdgpu_atombios_get_data_table(smu->adev, index, &size, &frev, &crev,
525 					     (uint8_t **)&header);
526 	if (ret)
527 		return ret;
528 
529 	if (header->format_revision != 3) {
530 		dev_err(smu->adev->dev, "unknown atom_firmware_info version! for smu13\n");
531 		return -EINVAL;
532 	}
533 
534 	switch (header->content_revision) {
535 	case 0:
536 	case 1:
537 	case 2:
538 		v_3_1 = (struct atom_firmware_info_v3_1 *)header;
539 		smu->smu_table.boot_values.revision = v_3_1->firmware_revision;
540 		smu->smu_table.boot_values.gfxclk = v_3_1->bootup_sclk_in10khz;
541 		smu->smu_table.boot_values.uclk = v_3_1->bootup_mclk_in10khz;
542 		smu->smu_table.boot_values.socclk = 0;
543 		smu->smu_table.boot_values.dcefclk = 0;
544 		smu->smu_table.boot_values.vddc = v_3_1->bootup_vddc_mv;
545 		smu->smu_table.boot_values.vddci = v_3_1->bootup_vddci_mv;
546 		smu->smu_table.boot_values.mvddc = v_3_1->bootup_mvddc_mv;
547 		smu->smu_table.boot_values.vdd_gfx = v_3_1->bootup_vddgfx_mv;
548 		smu->smu_table.boot_values.cooling_id = v_3_1->coolingsolution_id;
549 		smu->smu_table.boot_values.pp_table_id = 0;
550 		break;
551 	case 3:
552 		v_3_3 = (struct atom_firmware_info_v3_3 *)header;
553 		smu->smu_table.boot_values.revision = v_3_3->firmware_revision;
554 		smu->smu_table.boot_values.gfxclk = v_3_3->bootup_sclk_in10khz;
555 		smu->smu_table.boot_values.uclk = v_3_3->bootup_mclk_in10khz;
556 		smu->smu_table.boot_values.socclk = 0;
557 		smu->smu_table.boot_values.dcefclk = 0;
558 		smu->smu_table.boot_values.vddc = v_3_3->bootup_vddc_mv;
559 		smu->smu_table.boot_values.vddci = v_3_3->bootup_vddci_mv;
560 		smu->smu_table.boot_values.mvddc = v_3_3->bootup_mvddc_mv;
561 		smu->smu_table.boot_values.vdd_gfx = v_3_3->bootup_vddgfx_mv;
562 		smu->smu_table.boot_values.cooling_id = v_3_3->coolingsolution_id;
563 		smu->smu_table.boot_values.pp_table_id = v_3_3->pplib_pptable_id;
564 		break;
565 	case 4:
566 	default:
567 		v_3_4 = (struct atom_firmware_info_v3_4 *)header;
568 		smu->smu_table.boot_values.revision = v_3_4->firmware_revision;
569 		smu->smu_table.boot_values.gfxclk = v_3_4->bootup_sclk_in10khz;
570 		smu->smu_table.boot_values.uclk = v_3_4->bootup_mclk_in10khz;
571 		smu->smu_table.boot_values.socclk = 0;
572 		smu->smu_table.boot_values.dcefclk = 0;
573 		smu->smu_table.boot_values.vddc = v_3_4->bootup_vddc_mv;
574 		smu->smu_table.boot_values.vddci = v_3_4->bootup_vddci_mv;
575 		smu->smu_table.boot_values.mvddc = v_3_4->bootup_mvddc_mv;
576 		smu->smu_table.boot_values.vdd_gfx = v_3_4->bootup_vddgfx_mv;
577 		smu->smu_table.boot_values.cooling_id = v_3_4->coolingsolution_id;
578 		smu->smu_table.boot_values.pp_table_id = v_3_4->pplib_pptable_id;
579 		break;
580 	}
581 
582 	smu->smu_table.boot_values.format_revision = header->format_revision;
583 	smu->smu_table.boot_values.content_revision = header->content_revision;
584 
585 	smu_v13_0_atom_get_smu_clockinfo(smu->adev,
586 					 (uint8_t)SMU11_SYSPLL0_SOCCLK_ID,
587 					 (uint8_t)0,
588 					 &smu->smu_table.boot_values.socclk);
589 
590 	smu_v13_0_atom_get_smu_clockinfo(smu->adev,
591 					 (uint8_t)SMU11_SYSPLL0_DCEFCLK_ID,
592 					 (uint8_t)0,
593 					 &smu->smu_table.boot_values.dcefclk);
594 
595 	smu_v13_0_atom_get_smu_clockinfo(smu->adev,
596 					 (uint8_t)SMU11_SYSPLL0_ECLK_ID,
597 					 (uint8_t)0,
598 					 &smu->smu_table.boot_values.eclk);
599 
600 	smu_v13_0_atom_get_smu_clockinfo(smu->adev,
601 					 (uint8_t)SMU11_SYSPLL0_VCLK_ID,
602 					 (uint8_t)0,
603 					 &smu->smu_table.boot_values.vclk);
604 
605 	smu_v13_0_atom_get_smu_clockinfo(smu->adev,
606 					 (uint8_t)SMU11_SYSPLL0_DCLK_ID,
607 					 (uint8_t)0,
608 					 &smu->smu_table.boot_values.dclk);
609 
610 	if ((smu->smu_table.boot_values.format_revision == 3) &&
611 	    (smu->smu_table.boot_values.content_revision >= 2))
612 		smu_v13_0_atom_get_smu_clockinfo(smu->adev,
613 						 (uint8_t)SMU11_SYSPLL1_0_FCLK_ID,
614 						 (uint8_t)SMU11_SYSPLL1_2_ID,
615 						 &smu->smu_table.boot_values.fclk);
616 
617 	return 0;
618 }
619 
620 
smu_v13_0_notify_memory_pool_location(struct smu_context * smu)621 int smu_v13_0_notify_memory_pool_location(struct smu_context *smu)
622 {
623 	struct smu_table_context *smu_table = &smu->smu_table;
624 	struct smu_table *memory_pool = &smu_table->memory_pool;
625 	int ret = 0;
626 	uint64_t address;
627 	uint32_t address_low, address_high;
628 
629 	if (memory_pool->size == 0 || memory_pool->cpu_addr == NULL)
630 		return ret;
631 
632 	address = memory_pool->mc_address;
633 	address_high = (uint32_t)upper_32_bits(address);
634 	address_low  = (uint32_t)lower_32_bits(address);
635 
636 	ret = smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_DramLogSetDramAddrHigh,
637 					      address_high, NULL);
638 	if (ret)
639 		return ret;
640 	ret = smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_DramLogSetDramAddrLow,
641 					      address_low, NULL);
642 	if (ret)
643 		return ret;
644 	ret = smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_DramLogSetDramSize,
645 					      (uint32_t)memory_pool->size, NULL);
646 	if (ret)
647 		return ret;
648 
649 	return ret;
650 }
651 
smu_v13_0_set_min_deep_sleep_dcefclk(struct smu_context * smu,uint32_t clk)652 int smu_v13_0_set_min_deep_sleep_dcefclk(struct smu_context *smu, uint32_t clk)
653 {
654 	int ret;
655 
656 	ret = smu_cmn_send_smc_msg_with_param(smu,
657 					      SMU_MSG_SetMinDeepSleepDcefclk, clk, NULL);
658 	if (ret)
659 		dev_err(smu->adev->dev, "SMU13 attempt to set divider for DCEFCLK Failed!");
660 
661 	return ret;
662 }
663 
smu_v13_0_set_driver_table_location(struct smu_context * smu)664 int smu_v13_0_set_driver_table_location(struct smu_context *smu)
665 {
666 	struct smu_table *driver_table = &smu->smu_table.driver_table;
667 	int ret = 0;
668 
669 	if (driver_table->mc_address) {
670 		ret = smu_cmn_send_smc_msg_with_param(smu,
671 						      SMU_MSG_SetDriverDramAddrHigh,
672 						      upper_32_bits(driver_table->mc_address),
673 						      NULL);
674 		if (!ret)
675 			ret = smu_cmn_send_smc_msg_with_param(smu,
676 							      SMU_MSG_SetDriverDramAddrLow,
677 							      lower_32_bits(driver_table->mc_address),
678 							      NULL);
679 	}
680 
681 	return ret;
682 }
683 
smu_v13_0_set_tool_table_location(struct smu_context * smu)684 int smu_v13_0_set_tool_table_location(struct smu_context *smu)
685 {
686 	int ret = 0;
687 	struct smu_table *tool_table = &smu->smu_table.tables[SMU_TABLE_PMSTATUSLOG];
688 
689 	if (tool_table->mc_address) {
690 		ret = smu_cmn_send_smc_msg_with_param(smu,
691 						      SMU_MSG_SetToolsDramAddrHigh,
692 						      upper_32_bits(tool_table->mc_address),
693 						      NULL);
694 		if (!ret)
695 			ret = smu_cmn_send_smc_msg_with_param(smu,
696 							      SMU_MSG_SetToolsDramAddrLow,
697 							      lower_32_bits(tool_table->mc_address),
698 							      NULL);
699 	}
700 
701 	return ret;
702 }
703 
smu_v13_0_init_display_count(struct smu_context * smu,uint32_t count)704 int smu_v13_0_init_display_count(struct smu_context *smu, uint32_t count)
705 {
706 	int ret = 0;
707 
708 	if (!smu->pm_enabled)
709 		return ret;
710 
711 	ret = smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_NumOfDisplays, count, NULL);
712 
713 	return ret;
714 }
715 
716 
smu_v13_0_set_allowed_mask(struct smu_context * smu)717 int smu_v13_0_set_allowed_mask(struct smu_context *smu)
718 {
719 	struct smu_feature *feature = &smu->smu_feature;
720 	int ret = 0;
721 	uint32_t feature_mask[2];
722 
723 	mutex_lock(&feature->mutex);
724 	if (bitmap_empty(feature->allowed, SMU_FEATURE_MAX) || feature->feature_num < 64)
725 		goto failed;
726 
727 	bitmap_copy((unsigned long *)feature_mask, feature->allowed, 64);
728 
729 	ret = smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_SetAllowedFeaturesMaskHigh,
730 					      feature_mask[1], NULL);
731 	if (ret)
732 		goto failed;
733 
734 	ret = smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_SetAllowedFeaturesMaskLow,
735 					      feature_mask[0], NULL);
736 	if (ret)
737 		goto failed;
738 
739 failed:
740 	mutex_unlock(&feature->mutex);
741 	return ret;
742 }
743 
smu_v13_0_gfx_off_control(struct smu_context * smu,bool enable)744 int smu_v13_0_gfx_off_control(struct smu_context *smu, bool enable)
745 {
746 	int ret = 0;
747 	struct amdgpu_device *adev = smu->adev;
748 
749 	switch (adev->ip_versions[MP1_HWIP][0]) {
750 	case IP_VERSION(13, 0, 1):
751 	case IP_VERSION(13, 0, 3):
752 		if (!(adev->pm.pp_feature & PP_GFXOFF_MASK))
753 			return 0;
754 		if (enable)
755 			ret = smu_cmn_send_smc_msg(smu, SMU_MSG_AllowGfxOff, NULL);
756 		else
757 			ret = smu_cmn_send_smc_msg(smu, SMU_MSG_DisallowGfxOff, NULL);
758 		break;
759 	default:
760 		break;
761 	}
762 
763 	return ret;
764 }
765 
smu_v13_0_system_features_control(struct smu_context * smu,bool en)766 int smu_v13_0_system_features_control(struct smu_context *smu,
767 				      bool en)
768 {
769 	struct smu_feature *feature = &smu->smu_feature;
770 	uint32_t feature_mask[2];
771 	int ret = 0;
772 
773 	ret = smu_cmn_send_smc_msg(smu, (en ? SMU_MSG_EnableAllSmuFeatures :
774 					 SMU_MSG_DisableAllSmuFeatures), NULL);
775 	if (ret)
776 		return ret;
777 
778 	bitmap_zero(feature->enabled, feature->feature_num);
779 	bitmap_zero(feature->supported, feature->feature_num);
780 
781 	if (en) {
782 		ret = smu_cmn_get_enabled_mask(smu, feature_mask, 2);
783 		if (ret)
784 			return ret;
785 
786 		bitmap_copy(feature->enabled, (unsigned long *)&feature_mask,
787 			    feature->feature_num);
788 		bitmap_copy(feature->supported, (unsigned long *)&feature_mask,
789 			    feature->feature_num);
790 	}
791 
792 	return ret;
793 }
794 
smu_v13_0_notify_display_change(struct smu_context * smu)795 int smu_v13_0_notify_display_change(struct smu_context *smu)
796 {
797 	int ret = 0;
798 
799 	if (!smu->pm_enabled)
800 		return ret;
801 
802 	if (smu_cmn_feature_is_enabled(smu, SMU_FEATURE_DPM_UCLK_BIT) &&
803 	    smu->adev->gmc.vram_type == AMDGPU_VRAM_TYPE_HBM)
804 		ret = smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_SetUclkFastSwitch, 1, NULL);
805 
806 	return ret;
807 }
808 
809 	static int
smu_v13_0_get_max_sustainable_clock(struct smu_context * smu,uint32_t * clock,enum smu_clk_type clock_select)810 smu_v13_0_get_max_sustainable_clock(struct smu_context *smu, uint32_t *clock,
811 				    enum smu_clk_type clock_select)
812 {
813 	int ret = 0;
814 	int clk_id;
815 
816 	if ((smu_cmn_to_asic_specific_index(smu, CMN2ASIC_MAPPING_MSG, SMU_MSG_GetDcModeMaxDpmFreq) < 0) ||
817 	    (smu_cmn_to_asic_specific_index(smu, CMN2ASIC_MAPPING_MSG, SMU_MSG_GetMaxDpmFreq) < 0))
818 		return 0;
819 
820 	clk_id = smu_cmn_to_asic_specific_index(smu,
821 						CMN2ASIC_MAPPING_CLK,
822 						clock_select);
823 	if (clk_id < 0)
824 		return -EINVAL;
825 
826 	ret = smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_GetDcModeMaxDpmFreq,
827 					      clk_id << 16, clock);
828 	if (ret) {
829 		dev_err(smu->adev->dev, "[GetMaxSustainableClock] Failed to get max DC clock from SMC!");
830 		return ret;
831 	}
832 
833 	if (*clock != 0)
834 		return 0;
835 
836 	/* if DC limit is zero, return AC limit */
837 	ret = smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_GetMaxDpmFreq,
838 					      clk_id << 16, clock);
839 	if (ret) {
840 		dev_err(smu->adev->dev, "[GetMaxSustainableClock] failed to get max AC clock from SMC!");
841 		return ret;
842 	}
843 
844 	return 0;
845 }
846 
smu_v13_0_init_max_sustainable_clocks(struct smu_context * smu)847 int smu_v13_0_init_max_sustainable_clocks(struct smu_context *smu)
848 {
849 	struct smu_13_0_max_sustainable_clocks *max_sustainable_clocks =
850 		smu->smu_table.max_sustainable_clocks;
851 	int ret = 0;
852 
853 	max_sustainable_clocks->uclock = smu->smu_table.boot_values.uclk / 100;
854 	max_sustainable_clocks->soc_clock = smu->smu_table.boot_values.socclk / 100;
855 	max_sustainable_clocks->dcef_clock = smu->smu_table.boot_values.dcefclk / 100;
856 	max_sustainable_clocks->display_clock = 0xFFFFFFFF;
857 	max_sustainable_clocks->phy_clock = 0xFFFFFFFF;
858 	max_sustainable_clocks->pixel_clock = 0xFFFFFFFF;
859 
860 	if (smu_cmn_feature_is_enabled(smu, SMU_FEATURE_DPM_UCLK_BIT)) {
861 		ret = smu_v13_0_get_max_sustainable_clock(smu,
862 							  &(max_sustainable_clocks->uclock),
863 							  SMU_UCLK);
864 		if (ret) {
865 			dev_err(smu->adev->dev, "[%s] failed to get max UCLK from SMC!",
866 				__func__);
867 			return ret;
868 		}
869 	}
870 
871 	if (smu_cmn_feature_is_enabled(smu, SMU_FEATURE_DPM_SOCCLK_BIT)) {
872 		ret = smu_v13_0_get_max_sustainable_clock(smu,
873 							  &(max_sustainable_clocks->soc_clock),
874 							  SMU_SOCCLK);
875 		if (ret) {
876 			dev_err(smu->adev->dev, "[%s] failed to get max SOCCLK from SMC!",
877 				__func__);
878 			return ret;
879 		}
880 	}
881 
882 	if (smu_cmn_feature_is_enabled(smu, SMU_FEATURE_DPM_DCEFCLK_BIT)) {
883 		ret = smu_v13_0_get_max_sustainable_clock(smu,
884 							  &(max_sustainable_clocks->dcef_clock),
885 							  SMU_DCEFCLK);
886 		if (ret) {
887 			dev_err(smu->adev->dev, "[%s] failed to get max DCEFCLK from SMC!",
888 				__func__);
889 			return ret;
890 		}
891 
892 		ret = smu_v13_0_get_max_sustainable_clock(smu,
893 							  &(max_sustainable_clocks->display_clock),
894 							  SMU_DISPCLK);
895 		if (ret) {
896 			dev_err(smu->adev->dev, "[%s] failed to get max DISPCLK from SMC!",
897 				__func__);
898 			return ret;
899 		}
900 		ret = smu_v13_0_get_max_sustainable_clock(smu,
901 							  &(max_sustainable_clocks->phy_clock),
902 							  SMU_PHYCLK);
903 		if (ret) {
904 			dev_err(smu->adev->dev, "[%s] failed to get max PHYCLK from SMC!",
905 				__func__);
906 			return ret;
907 		}
908 		ret = smu_v13_0_get_max_sustainable_clock(smu,
909 							  &(max_sustainable_clocks->pixel_clock),
910 							  SMU_PIXCLK);
911 		if (ret) {
912 			dev_err(smu->adev->dev, "[%s] failed to get max PIXCLK from SMC!",
913 				__func__);
914 			return ret;
915 		}
916 	}
917 
918 	if (max_sustainable_clocks->soc_clock < max_sustainable_clocks->uclock)
919 		max_sustainable_clocks->uclock = max_sustainable_clocks->soc_clock;
920 
921 	return 0;
922 }
923 
smu_v13_0_get_current_power_limit(struct smu_context * smu,uint32_t * power_limit)924 int smu_v13_0_get_current_power_limit(struct smu_context *smu,
925 				      uint32_t *power_limit)
926 {
927 	int power_src;
928 	int ret = 0;
929 
930 	if (!smu_cmn_feature_is_enabled(smu, SMU_FEATURE_PPT_BIT))
931 		return -EINVAL;
932 
933 	power_src = smu_cmn_to_asic_specific_index(smu,
934 						   CMN2ASIC_MAPPING_PWR,
935 						   smu->adev->pm.ac_power ?
936 						   SMU_POWER_SOURCE_AC :
937 						   SMU_POWER_SOURCE_DC);
938 	if (power_src < 0)
939 		return -EINVAL;
940 
941 	ret = smu_cmn_send_smc_msg_with_param(smu,
942 					      SMU_MSG_GetPptLimit,
943 					      power_src << 16,
944 					      power_limit);
945 	if (ret)
946 		dev_err(smu->adev->dev, "[%s] get PPT limit failed!", __func__);
947 
948 	return ret;
949 }
950 
smu_v13_0_set_power_limit(struct smu_context * smu,enum smu_ppt_limit_type limit_type,uint32_t limit)951 int smu_v13_0_set_power_limit(struct smu_context *smu,
952 			      enum smu_ppt_limit_type limit_type,
953 			      uint32_t limit)
954 {
955 	int ret = 0;
956 
957 	if (limit_type != SMU_DEFAULT_PPT_LIMIT)
958 		return -EINVAL;
959 
960 	if (!smu_cmn_feature_is_enabled(smu, SMU_FEATURE_PPT_BIT)) {
961 		dev_err(smu->adev->dev, "Setting new power limit is not supported!\n");
962 		return -EOPNOTSUPP;
963 	}
964 
965 	ret = smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_SetPptLimit, limit, NULL);
966 	if (ret) {
967 		dev_err(smu->adev->dev, "[%s] Set power limit Failed!\n", __func__);
968 		return ret;
969 	}
970 
971 	smu->current_power_limit = limit;
972 
973 	return 0;
974 }
975 
smu_v13_0_enable_thermal_alert(struct smu_context * smu)976 int smu_v13_0_enable_thermal_alert(struct smu_context *smu)
977 {
978 	if (smu->smu_table.thermal_controller_type)
979 		return amdgpu_irq_get(smu->adev, &smu->irq_source, 0);
980 
981 	return 0;
982 }
983 
smu_v13_0_disable_thermal_alert(struct smu_context * smu)984 int smu_v13_0_disable_thermal_alert(struct smu_context *smu)
985 {
986 	return amdgpu_irq_put(smu->adev, &smu->irq_source, 0);
987 }
988 
convert_to_vddc(uint8_t vid)989 static uint16_t convert_to_vddc(uint8_t vid)
990 {
991 	return (uint16_t) ((6200 - (vid * 25)) / SMU13_VOLTAGE_SCALE);
992 }
993 
smu_v13_0_get_gfx_vdd(struct smu_context * smu,uint32_t * value)994 int smu_v13_0_get_gfx_vdd(struct smu_context *smu, uint32_t *value)
995 {
996 	struct amdgpu_device *adev = smu->adev;
997 	uint32_t vdd = 0, val_vid = 0;
998 
999 	if (!value)
1000 		return -EINVAL;
1001 	val_vid = (RREG32_SOC15(SMUIO, 0, regSMUSVI0_TEL_PLANE0) &
1002 		   SMUSVI0_TEL_PLANE0__SVI0_PLANE0_VDDCOR_MASK) >>
1003 		SMUSVI0_TEL_PLANE0__SVI0_PLANE0_VDDCOR__SHIFT;
1004 
1005 	vdd = (uint32_t)convert_to_vddc((uint8_t)val_vid);
1006 
1007 	*value = vdd;
1008 
1009 	return 0;
1010 
1011 }
1012 
1013 int
smu_v13_0_display_clock_voltage_request(struct smu_context * smu,struct pp_display_clock_request * clock_req)1014 smu_v13_0_display_clock_voltage_request(struct smu_context *smu,
1015 					struct pp_display_clock_request
1016 					*clock_req)
1017 {
1018 	enum amd_pp_clock_type clk_type = clock_req->clock_type;
1019 	int ret = 0;
1020 	enum smu_clk_type clk_select = 0;
1021 	uint32_t clk_freq = clock_req->clock_freq_in_khz / 1000;
1022 
1023 	if (smu_cmn_feature_is_enabled(smu, SMU_FEATURE_DPM_DCEFCLK_BIT) ||
1024 	    smu_cmn_feature_is_enabled(smu, SMU_FEATURE_DPM_UCLK_BIT)) {
1025 		switch (clk_type) {
1026 		case amd_pp_dcef_clock:
1027 			clk_select = SMU_DCEFCLK;
1028 			break;
1029 		case amd_pp_disp_clock:
1030 			clk_select = SMU_DISPCLK;
1031 			break;
1032 		case amd_pp_pixel_clock:
1033 			clk_select = SMU_PIXCLK;
1034 			break;
1035 		case amd_pp_phy_clock:
1036 			clk_select = SMU_PHYCLK;
1037 			break;
1038 		case amd_pp_mem_clock:
1039 			clk_select = SMU_UCLK;
1040 			break;
1041 		default:
1042 			dev_info(smu->adev->dev, "[%s] Invalid Clock Type!", __func__);
1043 			ret = -EINVAL;
1044 			break;
1045 		}
1046 
1047 		if (ret)
1048 			goto failed;
1049 
1050 		if (clk_select == SMU_UCLK && smu->disable_uclk_switch)
1051 			return 0;
1052 
1053 		ret = smu_v13_0_set_hard_freq_limited_range(smu, clk_select, clk_freq, 0);
1054 
1055 		if(clk_select == SMU_UCLK)
1056 			smu->hard_min_uclk_req_from_dal = clk_freq;
1057 	}
1058 
1059 failed:
1060 	return ret;
1061 }
1062 
smu_v13_0_get_fan_control_mode(struct smu_context * smu)1063 uint32_t smu_v13_0_get_fan_control_mode(struct smu_context *smu)
1064 {
1065 	if (!smu_cmn_feature_is_enabled(smu, SMU_FEATURE_FAN_CONTROL_BIT))
1066 		return AMD_FAN_CTRL_MANUAL;
1067 	else
1068 		return AMD_FAN_CTRL_AUTO;
1069 }
1070 
1071 	static int
smu_v13_0_auto_fan_control(struct smu_context * smu,bool auto_fan_control)1072 smu_v13_0_auto_fan_control(struct smu_context *smu, bool auto_fan_control)
1073 {
1074 	int ret = 0;
1075 
1076 	if (!smu_cmn_feature_is_supported(smu, SMU_FEATURE_FAN_CONTROL_BIT))
1077 		return 0;
1078 
1079 	ret = smu_cmn_feature_set_enabled(smu, SMU_FEATURE_FAN_CONTROL_BIT, auto_fan_control);
1080 	if (ret)
1081 		dev_err(smu->adev->dev, "[%s]%s smc FAN CONTROL feature failed!",
1082 			__func__, (auto_fan_control ? "Start" : "Stop"));
1083 
1084 	return ret;
1085 }
1086 
1087 	static int
smu_v13_0_set_fan_static_mode(struct smu_context * smu,uint32_t mode)1088 smu_v13_0_set_fan_static_mode(struct smu_context *smu, uint32_t mode)
1089 {
1090 	struct amdgpu_device *adev = smu->adev;
1091 
1092 	WREG32_SOC15(THM, 0, regCG_FDO_CTRL2,
1093 		     REG_SET_FIELD(RREG32_SOC15(THM, 0, regCG_FDO_CTRL2),
1094 				   CG_FDO_CTRL2, TMIN, 0));
1095 	WREG32_SOC15(THM, 0, regCG_FDO_CTRL2,
1096 		     REG_SET_FIELD(RREG32_SOC15(THM, 0, regCG_FDO_CTRL2),
1097 				   CG_FDO_CTRL2, FDO_PWM_MODE, mode));
1098 
1099 	return 0;
1100 }
1101 
1102 	int
smu_v13_0_set_fan_speed_percent(struct smu_context * smu,uint32_t speed)1103 smu_v13_0_set_fan_speed_percent(struct smu_context *smu, uint32_t speed)
1104 {
1105 	struct amdgpu_device *adev = smu->adev;
1106 	uint32_t duty100, duty;
1107 	uint64_t tmp64;
1108 
1109 	if (speed > 100)
1110 		speed = 100;
1111 
1112 	if (smu_v13_0_auto_fan_control(smu, 0))
1113 		return -EINVAL;
1114 
1115 	duty100 = REG_GET_FIELD(RREG32_SOC15(THM, 0, regCG_FDO_CTRL1),
1116 				CG_FDO_CTRL1, FMAX_DUTY100);
1117 	if (!duty100)
1118 		return -EINVAL;
1119 
1120 	tmp64 = (uint64_t)speed * duty100;
1121 	do_div(tmp64, 100);
1122 	duty = (uint32_t)tmp64;
1123 
1124 	WREG32_SOC15(THM, 0, regCG_FDO_CTRL0,
1125 		     REG_SET_FIELD(RREG32_SOC15(THM, 0, regCG_FDO_CTRL0),
1126 				   CG_FDO_CTRL0, FDO_STATIC_DUTY, duty));
1127 
1128 	return smu_v13_0_set_fan_static_mode(smu, FDO_PWM_MODE_STATIC);
1129 }
1130 
1131 	int
smu_v13_0_set_fan_control_mode(struct smu_context * smu,uint32_t mode)1132 smu_v13_0_set_fan_control_mode(struct smu_context *smu,
1133 			       uint32_t mode)
1134 {
1135 	int ret = 0;
1136 
1137 	switch (mode) {
1138 	case AMD_FAN_CTRL_NONE:
1139 		ret = smu_v13_0_set_fan_speed_percent(smu, 100);
1140 		break;
1141 	case AMD_FAN_CTRL_MANUAL:
1142 		ret = smu_v13_0_auto_fan_control(smu, 0);
1143 		break;
1144 	case AMD_FAN_CTRL_AUTO:
1145 		ret = smu_v13_0_auto_fan_control(smu, 1);
1146 		break;
1147 	default:
1148 		break;
1149 	}
1150 
1151 	if (ret) {
1152 		dev_err(smu->adev->dev, "[%s]Set fan control mode failed!", __func__);
1153 		return -EINVAL;
1154 	}
1155 
1156 	return ret;
1157 }
1158 
smu_v13_0_set_fan_speed_rpm(struct smu_context * smu,uint32_t speed)1159 int smu_v13_0_set_fan_speed_rpm(struct smu_context *smu,
1160 				uint32_t speed)
1161 {
1162 	struct amdgpu_device *adev = smu->adev;
1163 	int ret;
1164 	uint32_t tach_period, crystal_clock_freq;
1165 
1166 	if (!speed)
1167 		return -EINVAL;
1168 
1169 	ret = smu_v13_0_auto_fan_control(smu, 0);
1170 	if (ret)
1171 		return ret;
1172 
1173 	crystal_clock_freq = amdgpu_asic_get_xclk(adev);
1174 	tach_period = 60 * crystal_clock_freq * 10000 / (8 * speed);
1175 	WREG32_SOC15(THM, 0, regCG_TACH_CTRL,
1176 		     REG_SET_FIELD(RREG32_SOC15(THM, 0, regCG_TACH_CTRL),
1177 				   CG_TACH_CTRL, TARGET_PERIOD,
1178 				   tach_period));
1179 
1180 	ret = smu_v13_0_set_fan_static_mode(smu, FDO_PWM_MODE_STATIC_RPM);
1181 
1182 	return ret;
1183 }
1184 
smu_v13_0_set_xgmi_pstate(struct smu_context * smu,uint32_t pstate)1185 int smu_v13_0_set_xgmi_pstate(struct smu_context *smu,
1186 			      uint32_t pstate)
1187 {
1188 	int ret = 0;
1189 	ret = smu_cmn_send_smc_msg_with_param(smu,
1190 					      SMU_MSG_SetXgmiMode,
1191 					      pstate ? XGMI_MODE_PSTATE_D0 : XGMI_MODE_PSTATE_D3,
1192 					      NULL);
1193 	return ret;
1194 }
1195 
smu_v13_0_set_irq_state(struct amdgpu_device * adev,struct amdgpu_irq_src * source,unsigned tyep,enum amdgpu_interrupt_state state)1196 static int smu_v13_0_set_irq_state(struct amdgpu_device *adev,
1197 				   struct amdgpu_irq_src *source,
1198 				   unsigned tyep,
1199 				   enum amdgpu_interrupt_state state)
1200 {
1201 	struct smu_context *smu = &adev->smu;
1202 	uint32_t low, high;
1203 	uint32_t val = 0;
1204 
1205 	switch (state) {
1206 	case AMDGPU_IRQ_STATE_DISABLE:
1207 		/* For THM irqs */
1208 		val = RREG32_SOC15(THM, 0, regTHM_THERMAL_INT_CTRL);
1209 		val = REG_SET_FIELD(val, THM_THERMAL_INT_CTRL, THERM_INTH_MASK, 1);
1210 		val = REG_SET_FIELD(val, THM_THERMAL_INT_CTRL, THERM_INTL_MASK, 1);
1211 		WREG32_SOC15(THM, 0, regTHM_THERMAL_INT_CTRL, val);
1212 
1213 		WREG32_SOC15(THM, 0, regTHM_THERMAL_INT_ENA, 0);
1214 
1215 		/* For MP1 SW irqs */
1216 		val = RREG32_SOC15(MP1, 0, regMP1_SMN_IH_SW_INT_CTRL);
1217 		val = REG_SET_FIELD(val, MP1_SMN_IH_SW_INT_CTRL, INT_MASK, 1);
1218 		WREG32_SOC15(MP1, 0, regMP1_SMN_IH_SW_INT_CTRL, val);
1219 
1220 		break;
1221 	case AMDGPU_IRQ_STATE_ENABLE:
1222 		/* For THM irqs */
1223 		low = max(SMU_THERMAL_MINIMUM_ALERT_TEMP,
1224 			  smu->thermal_range.min / SMU_TEMPERATURE_UNITS_PER_CENTIGRADES);
1225 		high = min(SMU_THERMAL_MAXIMUM_ALERT_TEMP,
1226 			   smu->thermal_range.software_shutdown_temp);
1227 
1228 		val = RREG32_SOC15(THM, 0, regTHM_THERMAL_INT_CTRL);
1229 		val = REG_SET_FIELD(val, THM_THERMAL_INT_CTRL, MAX_IH_CREDIT, 5);
1230 		val = REG_SET_FIELD(val, THM_THERMAL_INT_CTRL, THERM_IH_HW_ENA, 1);
1231 		val = REG_SET_FIELD(val, THM_THERMAL_INT_CTRL, THERM_INTH_MASK, 0);
1232 		val = REG_SET_FIELD(val, THM_THERMAL_INT_CTRL, THERM_INTL_MASK, 0);
1233 		val = REG_SET_FIELD(val, THM_THERMAL_INT_CTRL, DIG_THERM_INTH, (high & 0xff));
1234 		val = REG_SET_FIELD(val, THM_THERMAL_INT_CTRL, DIG_THERM_INTL, (low & 0xff));
1235 		val = val & (~THM_THERMAL_INT_CTRL__THERM_TRIGGER_MASK_MASK);
1236 		WREG32_SOC15(THM, 0, regTHM_THERMAL_INT_CTRL, val);
1237 
1238 		val = (1 << THM_THERMAL_INT_ENA__THERM_INTH_CLR__SHIFT);
1239 		val |= (1 << THM_THERMAL_INT_ENA__THERM_INTL_CLR__SHIFT);
1240 		val |= (1 << THM_THERMAL_INT_ENA__THERM_TRIGGER_CLR__SHIFT);
1241 		WREG32_SOC15(THM, 0, regTHM_THERMAL_INT_ENA, val);
1242 
1243 		/* For MP1 SW irqs */
1244 		val = RREG32_SOC15(MP1, 0, regMP1_SMN_IH_SW_INT);
1245 		val = REG_SET_FIELD(val, MP1_SMN_IH_SW_INT, ID, 0xFE);
1246 		val = REG_SET_FIELD(val, MP1_SMN_IH_SW_INT, VALID, 0);
1247 		WREG32_SOC15(MP1, 0, regMP1_SMN_IH_SW_INT, val);
1248 
1249 		val = RREG32_SOC15(MP1, 0, regMP1_SMN_IH_SW_INT_CTRL);
1250 		val = REG_SET_FIELD(val, MP1_SMN_IH_SW_INT_CTRL, INT_MASK, 0);
1251 		WREG32_SOC15(MP1, 0, regMP1_SMN_IH_SW_INT_CTRL, val);
1252 
1253 		break;
1254 	default:
1255 		break;
1256 	}
1257 
1258 	return 0;
1259 }
1260 
smu_v13_0_ack_ac_dc_interrupt(struct smu_context * smu)1261 static int smu_v13_0_ack_ac_dc_interrupt(struct smu_context *smu)
1262 {
1263 	return smu_cmn_send_smc_msg(smu,
1264 				    SMU_MSG_ReenableAcDcInterrupt,
1265 				    NULL);
1266 }
1267 
1268 #define THM_11_0__SRCID__THM_DIG_THERM_L2H		0		/* ASIC_TEMP > CG_THERMAL_INT.DIG_THERM_INTH  */
1269 #define THM_11_0__SRCID__THM_DIG_THERM_H2L		1		/* ASIC_TEMP < CG_THERMAL_INT.DIG_THERM_INTL  */
1270 #define SMUIO_11_0__SRCID__SMUIO_GPIO19			83
1271 
smu_v13_0_irq_process(struct amdgpu_device * adev,struct amdgpu_irq_src * source,struct amdgpu_iv_entry * entry)1272 static int smu_v13_0_irq_process(struct amdgpu_device *adev,
1273 				 struct amdgpu_irq_src *source,
1274 				 struct amdgpu_iv_entry *entry)
1275 {
1276 	struct smu_context *smu = &adev->smu;
1277 	uint32_t client_id = entry->client_id;
1278 	uint32_t src_id = entry->src_id;
1279 	/*
1280 	 * ctxid is used to distinguish different
1281 	 * events for SMCToHost interrupt.
1282 	 */
1283 	uint32_t ctxid = entry->src_data[0];
1284 	uint32_t data;
1285 
1286 	if (client_id == SOC15_IH_CLIENTID_THM) {
1287 		switch (src_id) {
1288 		case THM_11_0__SRCID__THM_DIG_THERM_L2H:
1289 			dev_emerg(adev->dev, "ERROR: GPU over temperature range(SW CTF) detected!\n");
1290 			/*
1291 			 * SW CTF just occurred.
1292 			 * Try to do a graceful shutdown to prevent further damage.
1293 			 */
1294 			dev_emerg(adev->dev, "ERROR: System is going to shutdown due to GPU SW CTF!\n");
1295 			orderly_poweroff(true);
1296 			break;
1297 		case THM_11_0__SRCID__THM_DIG_THERM_H2L:
1298 			dev_emerg(adev->dev, "ERROR: GPU under temperature range detected\n");
1299 			break;
1300 		default:
1301 			dev_emerg(adev->dev, "ERROR: GPU under temperature range unknown src id (%d)\n",
1302 				  src_id);
1303 			break;
1304 		}
1305 	} else if (client_id == SOC15_IH_CLIENTID_ROM_SMUIO) {
1306 		dev_emerg(adev->dev, "ERROR: GPU HW Critical Temperature Fault(aka CTF) detected!\n");
1307 		/*
1308 		 * HW CTF just occurred. Shutdown to prevent further damage.
1309 		 */
1310 		dev_emerg(adev->dev, "ERROR: System is going to shutdown due to GPU HW CTF!\n");
1311 		orderly_poweroff(true);
1312 	} else if (client_id == SOC15_IH_CLIENTID_MP1) {
1313 		if (src_id == 0xfe) {
1314 			/* ACK SMUToHost interrupt */
1315 			data = RREG32_SOC15(MP1, 0, regMP1_SMN_IH_SW_INT_CTRL);
1316 			data = REG_SET_FIELD(data, MP1_SMN_IH_SW_INT_CTRL, INT_ACK, 1);
1317 			WREG32_SOC15(MP1, 0, regMP1_SMN_IH_SW_INT_CTRL, data);
1318 
1319 			switch (ctxid) {
1320 			case 0x3:
1321 				dev_dbg(adev->dev, "Switched to AC mode!\n");
1322 				smu_v13_0_ack_ac_dc_interrupt(&adev->smu);
1323 				break;
1324 			case 0x4:
1325 				dev_dbg(adev->dev, "Switched to DC mode!\n");
1326 				smu_v13_0_ack_ac_dc_interrupt(&adev->smu);
1327 				break;
1328 			case 0x7:
1329 				/*
1330 				 * Increment the throttle interrupt counter
1331 				 */
1332 				atomic64_inc(&smu->throttle_int_counter);
1333 
1334 				if (!atomic_read(&adev->throttling_logging_enabled))
1335 					return 0;
1336 
1337 				if (__ratelimit(&adev->throttling_logging_rs))
1338 					schedule_work(&smu->throttling_logging_work);
1339 
1340 				break;
1341 			}
1342 		}
1343 	}
1344 
1345 	return 0;
1346 }
1347 
1348 static const struct amdgpu_irq_src_funcs smu_v13_0_irq_funcs =
1349 {
1350 	.set = smu_v13_0_set_irq_state,
1351 	.process = smu_v13_0_irq_process,
1352 };
1353 
smu_v13_0_register_irq_handler(struct smu_context * smu)1354 int smu_v13_0_register_irq_handler(struct smu_context *smu)
1355 {
1356 	struct amdgpu_device *adev = smu->adev;
1357 	struct amdgpu_irq_src *irq_src = &smu->irq_source;
1358 	int ret = 0;
1359 
1360 	irq_src->num_types = 1;
1361 	irq_src->funcs = &smu_v13_0_irq_funcs;
1362 
1363 	ret = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_THM,
1364 				THM_11_0__SRCID__THM_DIG_THERM_L2H,
1365 				irq_src);
1366 	if (ret)
1367 		return ret;
1368 
1369 	ret = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_THM,
1370 				THM_11_0__SRCID__THM_DIG_THERM_H2L,
1371 				irq_src);
1372 	if (ret)
1373 		return ret;
1374 
1375 	/* Register CTF(GPIO_19) interrupt */
1376 	ret = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_ROM_SMUIO,
1377 				SMUIO_11_0__SRCID__SMUIO_GPIO19,
1378 				irq_src);
1379 	if (ret)
1380 		return ret;
1381 
1382 	ret = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_MP1,
1383 				0xfe,
1384 				irq_src);
1385 	if (ret)
1386 		return ret;
1387 
1388 	return ret;
1389 }
1390 
smu_v13_0_get_max_sustainable_clocks_by_dc(struct smu_context * smu,struct pp_smu_nv_clock_table * max_clocks)1391 int smu_v13_0_get_max_sustainable_clocks_by_dc(struct smu_context *smu,
1392 					       struct pp_smu_nv_clock_table *max_clocks)
1393 {
1394 	struct smu_table_context *table_context = &smu->smu_table;
1395 	struct smu_13_0_max_sustainable_clocks *sustainable_clocks = NULL;
1396 
1397 	if (!max_clocks || !table_context->max_sustainable_clocks)
1398 		return -EINVAL;
1399 
1400 	sustainable_clocks = table_context->max_sustainable_clocks;
1401 
1402 	max_clocks->dcfClockInKhz =
1403 		(unsigned int) sustainable_clocks->dcef_clock * 1000;
1404 	max_clocks->displayClockInKhz =
1405 		(unsigned int) sustainable_clocks->display_clock * 1000;
1406 	max_clocks->phyClockInKhz =
1407 		(unsigned int) sustainable_clocks->phy_clock * 1000;
1408 	max_clocks->pixelClockInKhz =
1409 		(unsigned int) sustainable_clocks->pixel_clock * 1000;
1410 	max_clocks->uClockInKhz =
1411 		(unsigned int) sustainable_clocks->uclock * 1000;
1412 	max_clocks->socClockInKhz =
1413 		(unsigned int) sustainable_clocks->soc_clock * 1000;
1414 	max_clocks->dscClockInKhz = 0;
1415 	max_clocks->dppClockInKhz = 0;
1416 	max_clocks->fabricClockInKhz = 0;
1417 
1418 	return 0;
1419 }
1420 
smu_v13_0_set_azalia_d3_pme(struct smu_context * smu)1421 int smu_v13_0_set_azalia_d3_pme(struct smu_context *smu)
1422 {
1423 	int ret = 0;
1424 
1425 	ret = smu_cmn_send_smc_msg(smu, SMU_MSG_BacoAudioD3PME, NULL);
1426 
1427 	return ret;
1428 }
1429 
smu_v13_0_mode1_reset(struct smu_context * smu)1430 int smu_v13_0_mode1_reset(struct smu_context *smu)
1431 {
1432 	u32 smu_version;
1433 	int ret = 0;
1434 	/*
1435 	* PM FW support SMU_MSG_GfxDeviceDriverReset from 68.07
1436 	*/
1437 	smu_cmn_get_smc_version(smu, NULL, &smu_version);
1438 	if (smu_version < 0x00440700)
1439 		ret = smu_cmn_send_smc_msg(smu, SMU_MSG_Mode1Reset, NULL);
1440 	else
1441 		ret = smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_GfxDeviceDriverReset, SMU_RESET_MODE_1, NULL);
1442 
1443 	if (!ret)
1444 		msleep(SMU13_MODE1_RESET_WAIT_TIME_IN_MS);
1445 
1446 	return ret;
1447 }
1448 
smu_v13_0_wait_for_reset_complete(struct smu_context * smu,uint64_t event_arg)1449 static int smu_v13_0_wait_for_reset_complete(struct smu_context *smu,
1450 					     uint64_t event_arg)
1451 {
1452 	int ret = 0;
1453 
1454 	dev_dbg(smu->adev->dev, "waiting for smu reset complete\n");
1455 	ret = smu_cmn_send_smc_msg(smu, SMU_MSG_GfxDriverResetRecovery, NULL);
1456 
1457 	return ret;
1458 }
1459 
smu_v13_0_wait_for_event(struct smu_context * smu,enum smu_event_type event,uint64_t event_arg)1460 int smu_v13_0_wait_for_event(struct smu_context *smu, enum smu_event_type event,
1461 			     uint64_t event_arg)
1462 {
1463 	int ret = -EINVAL;
1464 
1465 	switch (event) {
1466 	case SMU_EVENT_RESET_COMPLETE:
1467 		ret = smu_v13_0_wait_for_reset_complete(smu, event_arg);
1468 		break;
1469 	default:
1470 		break;
1471 	}
1472 
1473 	return ret;
1474 }
1475 
smu_v13_0_mode2_reset(struct smu_context * smu)1476 int smu_v13_0_mode2_reset(struct smu_context *smu)
1477 {
1478 	int ret;
1479 
1480 	ret = smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_GfxDeviceDriverReset,
1481 			SMU_RESET_MODE_2, NULL);
1482 	/*TODO: mode2 reset wait time should be shorter, add ASIC specific func if required */
1483 	if (!ret)
1484 		msleep(SMU13_MODE1_RESET_WAIT_TIME_IN_MS);
1485 
1486 	return ret;
1487 }
1488 
smu_v13_0_get_dpm_ultimate_freq(struct smu_context * smu,enum smu_clk_type clk_type,uint32_t * min,uint32_t * max)1489 int smu_v13_0_get_dpm_ultimate_freq(struct smu_context *smu, enum smu_clk_type clk_type,
1490 				    uint32_t *min, uint32_t *max)
1491 {
1492 	int ret = 0, clk_id = 0;
1493 	uint32_t param = 0;
1494 	uint32_t clock_limit;
1495 
1496 	if (!smu_cmn_clk_dpm_is_enabled(smu, clk_type)) {
1497 		switch (clk_type) {
1498 		case SMU_MCLK:
1499 		case SMU_UCLK:
1500 			clock_limit = smu->smu_table.boot_values.uclk;
1501 			break;
1502 		case SMU_GFXCLK:
1503 		case SMU_SCLK:
1504 			clock_limit = smu->smu_table.boot_values.gfxclk;
1505 			break;
1506 		case SMU_SOCCLK:
1507 			clock_limit = smu->smu_table.boot_values.socclk;
1508 			break;
1509 		default:
1510 			clock_limit = 0;
1511 			break;
1512 		}
1513 
1514 		/* clock in Mhz unit */
1515 		if (min)
1516 			*min = clock_limit / 100;
1517 		if (max)
1518 			*max = clock_limit / 100;
1519 
1520 		return 0;
1521 	}
1522 
1523 	clk_id = smu_cmn_to_asic_specific_index(smu,
1524 						CMN2ASIC_MAPPING_CLK,
1525 						clk_type);
1526 	if (clk_id < 0) {
1527 		ret = -EINVAL;
1528 		goto failed;
1529 	}
1530 	param = (clk_id & 0xffff) << 16;
1531 
1532 	if (max) {
1533 		ret = smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_GetMaxDpmFreq, param, max);
1534 		if (ret)
1535 			goto failed;
1536 	}
1537 
1538 	if (min) {
1539 		ret = smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_GetMinDpmFreq, param, min);
1540 		if (ret)
1541 			goto failed;
1542 	}
1543 
1544 failed:
1545 	return ret;
1546 }
1547 
smu_v13_0_set_soft_freq_limited_range(struct smu_context * smu,enum smu_clk_type clk_type,uint32_t min,uint32_t max)1548 int smu_v13_0_set_soft_freq_limited_range(struct smu_context *smu,
1549 					  enum smu_clk_type clk_type,
1550 					  uint32_t min,
1551 					  uint32_t max)
1552 {
1553 	struct amdgpu_device *adev = smu->adev;
1554 	int ret = 0, clk_id = 0;
1555 	uint32_t param;
1556 
1557 	if (!smu_cmn_clk_dpm_is_enabled(smu, clk_type))
1558 		return 0;
1559 
1560 	clk_id = smu_cmn_to_asic_specific_index(smu,
1561 						CMN2ASIC_MAPPING_CLK,
1562 						clk_type);
1563 	if (clk_id < 0)
1564 		return clk_id;
1565 
1566 	if (clk_type == SMU_GFXCLK)
1567 		amdgpu_gfx_off_ctrl(adev, false);
1568 
1569 	if (max > 0) {
1570 		param = (uint32_t)((clk_id << 16) | (max & 0xffff));
1571 		ret = smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_SetSoftMaxByFreq,
1572 						      param, NULL);
1573 		if (ret)
1574 			goto out;
1575 	}
1576 
1577 	if (min > 0) {
1578 		param = (uint32_t)((clk_id << 16) | (min & 0xffff));
1579 		ret = smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_SetSoftMinByFreq,
1580 						      param, NULL);
1581 		if (ret)
1582 			goto out;
1583 	}
1584 
1585 out:
1586 	if (clk_type == SMU_GFXCLK)
1587 		amdgpu_gfx_off_ctrl(adev, true);
1588 
1589 	return ret;
1590 }
1591 
smu_v13_0_set_hard_freq_limited_range(struct smu_context * smu,enum smu_clk_type clk_type,uint32_t min,uint32_t max)1592 int smu_v13_0_set_hard_freq_limited_range(struct smu_context *smu,
1593 					  enum smu_clk_type clk_type,
1594 					  uint32_t min,
1595 					  uint32_t max)
1596 {
1597 	int ret = 0, clk_id = 0;
1598 	uint32_t param;
1599 
1600 	if (min <= 0 && max <= 0)
1601 		return -EINVAL;
1602 
1603 	if (!smu_cmn_clk_dpm_is_enabled(smu, clk_type))
1604 		return 0;
1605 
1606 	clk_id = smu_cmn_to_asic_specific_index(smu,
1607 						CMN2ASIC_MAPPING_CLK,
1608 						clk_type);
1609 	if (clk_id < 0)
1610 		return clk_id;
1611 
1612 	if (max > 0) {
1613 		param = (uint32_t)((clk_id << 16) | (max & 0xffff));
1614 		ret = smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_SetHardMaxByFreq,
1615 						      param, NULL);
1616 		if (ret)
1617 			return ret;
1618 	}
1619 
1620 	if (min > 0) {
1621 		param = (uint32_t)((clk_id << 16) | (min & 0xffff));
1622 		ret = smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_SetHardMinByFreq,
1623 						      param, NULL);
1624 		if (ret)
1625 			return ret;
1626 	}
1627 
1628 	return ret;
1629 }
1630 
smu_v13_0_set_performance_level(struct smu_context * smu,enum amd_dpm_forced_level level)1631 int smu_v13_0_set_performance_level(struct smu_context *smu,
1632 				    enum amd_dpm_forced_level level)
1633 {
1634 	struct smu_13_0_dpm_context *dpm_context =
1635 		smu->smu_dpm.dpm_context;
1636 	struct smu_13_0_dpm_table *gfx_table =
1637 		&dpm_context->dpm_tables.gfx_table;
1638 	struct smu_13_0_dpm_table *mem_table =
1639 		&dpm_context->dpm_tables.uclk_table;
1640 	struct smu_13_0_dpm_table *soc_table =
1641 		&dpm_context->dpm_tables.soc_table;
1642 	struct smu_umd_pstate_table *pstate_table =
1643 		&smu->pstate_table;
1644 	struct amdgpu_device *adev = smu->adev;
1645 	uint32_t sclk_min = 0, sclk_max = 0;
1646 	uint32_t mclk_min = 0, mclk_max = 0;
1647 	uint32_t socclk_min = 0, socclk_max = 0;
1648 	int ret = 0;
1649 
1650 	switch (level) {
1651 	case AMD_DPM_FORCED_LEVEL_HIGH:
1652 		sclk_min = sclk_max = gfx_table->max;
1653 		mclk_min = mclk_max = mem_table->max;
1654 		socclk_min = socclk_max = soc_table->max;
1655 		break;
1656 	case AMD_DPM_FORCED_LEVEL_LOW:
1657 		sclk_min = sclk_max = gfx_table->min;
1658 		mclk_min = mclk_max = mem_table->min;
1659 		socclk_min = socclk_max = soc_table->min;
1660 		break;
1661 	case AMD_DPM_FORCED_LEVEL_AUTO:
1662 		sclk_min = gfx_table->min;
1663 		sclk_max = gfx_table->max;
1664 		mclk_min = mem_table->min;
1665 		mclk_max = mem_table->max;
1666 		socclk_min = soc_table->min;
1667 		socclk_max = soc_table->max;
1668 		break;
1669 	case AMD_DPM_FORCED_LEVEL_PROFILE_STANDARD:
1670 		sclk_min = sclk_max = pstate_table->gfxclk_pstate.standard;
1671 		mclk_min = mclk_max = pstate_table->uclk_pstate.standard;
1672 		socclk_min = socclk_max = pstate_table->socclk_pstate.standard;
1673 		break;
1674 	case AMD_DPM_FORCED_LEVEL_PROFILE_MIN_SCLK:
1675 		sclk_min = sclk_max = pstate_table->gfxclk_pstate.min;
1676 		break;
1677 	case AMD_DPM_FORCED_LEVEL_PROFILE_MIN_MCLK:
1678 		mclk_min = mclk_max = pstate_table->uclk_pstate.min;
1679 		break;
1680 	case AMD_DPM_FORCED_LEVEL_PROFILE_PEAK:
1681 		sclk_min = sclk_max = pstate_table->gfxclk_pstate.peak;
1682 		mclk_min = mclk_max = pstate_table->uclk_pstate.peak;
1683 		socclk_min = socclk_max = pstate_table->socclk_pstate.peak;
1684 		break;
1685 	case AMD_DPM_FORCED_LEVEL_MANUAL:
1686 	case AMD_DPM_FORCED_LEVEL_PROFILE_EXIT:
1687 		return 0;
1688 	default:
1689 		dev_err(adev->dev, "Invalid performance level %d\n", level);
1690 		return -EINVAL;
1691 	}
1692 
1693 	mclk_min = mclk_max = 0;
1694 	socclk_min = socclk_max = 0;
1695 
1696 	if (sclk_min && sclk_max) {
1697 		ret = smu_v13_0_set_soft_freq_limited_range(smu,
1698 							    SMU_GFXCLK,
1699 							    sclk_min,
1700 							    sclk_max);
1701 		if (ret)
1702 			return ret;
1703 
1704 		pstate_table->gfxclk_pstate.curr.min = sclk_min;
1705 		pstate_table->gfxclk_pstate.curr.max = sclk_max;
1706 	}
1707 
1708 	if (mclk_min && mclk_max) {
1709 		ret = smu_v13_0_set_soft_freq_limited_range(smu,
1710 							    SMU_MCLK,
1711 							    mclk_min,
1712 							    mclk_max);
1713 		if (ret)
1714 			return ret;
1715 
1716 		pstate_table->uclk_pstate.curr.min = mclk_min;
1717 		pstate_table->uclk_pstate.curr.max = mclk_max;
1718 	}
1719 
1720 	if (socclk_min && socclk_max) {
1721 		ret = smu_v13_0_set_soft_freq_limited_range(smu,
1722 							    SMU_SOCCLK,
1723 							    socclk_min,
1724 							    socclk_max);
1725 		if (ret)
1726 			return ret;
1727 
1728 		pstate_table->socclk_pstate.curr.min = socclk_min;
1729 		pstate_table->socclk_pstate.curr.max = socclk_max;
1730 	}
1731 
1732 	return ret;
1733 }
1734 
smu_v13_0_set_power_source(struct smu_context * smu,enum smu_power_src_type power_src)1735 int smu_v13_0_set_power_source(struct smu_context *smu,
1736 			       enum smu_power_src_type power_src)
1737 {
1738 	int pwr_source;
1739 
1740 	pwr_source = smu_cmn_to_asic_specific_index(smu,
1741 						    CMN2ASIC_MAPPING_PWR,
1742 						    (uint32_t)power_src);
1743 	if (pwr_source < 0)
1744 		return -EINVAL;
1745 
1746 	return smu_cmn_send_smc_msg_with_param(smu,
1747 					       SMU_MSG_NotifyPowerSource,
1748 					       pwr_source,
1749 					       NULL);
1750 }
1751 
smu_v13_0_get_dpm_freq_by_index(struct smu_context * smu,enum smu_clk_type clk_type,uint16_t level,uint32_t * value)1752 int smu_v13_0_get_dpm_freq_by_index(struct smu_context *smu,
1753 				    enum smu_clk_type clk_type,
1754 				    uint16_t level,
1755 				    uint32_t *value)
1756 {
1757 	int ret = 0, clk_id = 0;
1758 	uint32_t param;
1759 
1760 	if (!value)
1761 		return -EINVAL;
1762 
1763 	if (!smu_cmn_clk_dpm_is_enabled(smu, clk_type))
1764 		return 0;
1765 
1766 	clk_id = smu_cmn_to_asic_specific_index(smu,
1767 						CMN2ASIC_MAPPING_CLK,
1768 						clk_type);
1769 	if (clk_id < 0)
1770 		return clk_id;
1771 
1772 	param = (uint32_t)(((clk_id & 0xffff) << 16) | (level & 0xffff));
1773 
1774 	ret = smu_cmn_send_smc_msg_with_param(smu,
1775 					      SMU_MSG_GetDpmFreqByIndex,
1776 					      param,
1777 					      value);
1778 	if (ret)
1779 		return ret;
1780 
1781 	/*
1782 	 * BIT31:  0 - Fine grained DPM, 1 - Dicrete DPM
1783 	 * now, we un-support it
1784 	 */
1785 	*value = *value & 0x7fffffff;
1786 
1787 	return ret;
1788 }
1789 
smu_v13_0_get_dpm_level_count(struct smu_context * smu,enum smu_clk_type clk_type,uint32_t * value)1790 int smu_v13_0_get_dpm_level_count(struct smu_context *smu,
1791 				  enum smu_clk_type clk_type,
1792 				  uint32_t *value)
1793 {
1794 	int ret;
1795 
1796 	ret = smu_v13_0_get_dpm_freq_by_index(smu, clk_type, 0xff, value);
1797 	/* FW returns 0 based max level, increment by one */
1798 	if (!ret && value)
1799 		++(*value);
1800 
1801 	return ret;
1802 }
1803 
smu_v13_0_set_single_dpm_table(struct smu_context * smu,enum smu_clk_type clk_type,struct smu_13_0_dpm_table * single_dpm_table)1804 int smu_v13_0_set_single_dpm_table(struct smu_context *smu,
1805 				   enum smu_clk_type clk_type,
1806 				   struct smu_13_0_dpm_table *single_dpm_table)
1807 {
1808 	int ret = 0;
1809 	uint32_t clk;
1810 	int i;
1811 
1812 	ret = smu_v13_0_get_dpm_level_count(smu,
1813 					    clk_type,
1814 					    &single_dpm_table->count);
1815 	if (ret) {
1816 		dev_err(smu->adev->dev, "[%s] failed to get dpm levels!\n", __func__);
1817 		return ret;
1818 	}
1819 
1820 	for (i = 0; i < single_dpm_table->count; i++) {
1821 		ret = smu_v13_0_get_dpm_freq_by_index(smu,
1822 						      clk_type,
1823 						      i,
1824 						      &clk);
1825 		if (ret) {
1826 			dev_err(smu->adev->dev, "[%s] failed to get dpm freq by index!\n", __func__);
1827 			return ret;
1828 		}
1829 
1830 		single_dpm_table->dpm_levels[i].value = clk;
1831 		single_dpm_table->dpm_levels[i].enabled = true;
1832 
1833 		if (i == 0)
1834 			single_dpm_table->min = clk;
1835 		else if (i == single_dpm_table->count - 1)
1836 			single_dpm_table->max = clk;
1837 	}
1838 
1839 	return 0;
1840 }
1841 
smu_v13_0_get_dpm_level_range(struct smu_context * smu,enum smu_clk_type clk_type,uint32_t * min_value,uint32_t * max_value)1842 int smu_v13_0_get_dpm_level_range(struct smu_context *smu,
1843 				  enum smu_clk_type clk_type,
1844 				  uint32_t *min_value,
1845 				  uint32_t *max_value)
1846 {
1847 	uint32_t level_count = 0;
1848 	int ret = 0;
1849 
1850 	if (!min_value && !max_value)
1851 		return -EINVAL;
1852 
1853 	if (min_value) {
1854 		/* by default, level 0 clock value as min value */
1855 		ret = smu_v13_0_get_dpm_freq_by_index(smu,
1856 						      clk_type,
1857 						      0,
1858 						      min_value);
1859 		if (ret)
1860 			return ret;
1861 	}
1862 
1863 	if (max_value) {
1864 		ret = smu_v13_0_get_dpm_level_count(smu,
1865 						    clk_type,
1866 						    &level_count);
1867 		if (ret)
1868 			return ret;
1869 
1870 		ret = smu_v13_0_get_dpm_freq_by_index(smu,
1871 						      clk_type,
1872 						      level_count - 1,
1873 						      max_value);
1874 		if (ret)
1875 			return ret;
1876 	}
1877 
1878 	return ret;
1879 }
1880 
smu_v13_0_get_current_pcie_link_width_level(struct smu_context * smu)1881 int smu_v13_0_get_current_pcie_link_width_level(struct smu_context *smu)
1882 {
1883 	struct amdgpu_device *adev = smu->adev;
1884 
1885 	return (RREG32_PCIE(smnPCIE_LC_LINK_WIDTH_CNTL) &
1886 		PCIE_LC_LINK_WIDTH_CNTL__LC_LINK_WIDTH_RD_MASK)
1887 		>> PCIE_LC_LINK_WIDTH_CNTL__LC_LINK_WIDTH_RD__SHIFT;
1888 }
1889 
smu_v13_0_get_current_pcie_link_width(struct smu_context * smu)1890 int smu_v13_0_get_current_pcie_link_width(struct smu_context *smu)
1891 {
1892 	uint32_t width_level;
1893 
1894 	width_level = smu_v13_0_get_current_pcie_link_width_level(smu);
1895 	if (width_level > LINK_WIDTH_MAX)
1896 		width_level = 0;
1897 
1898 	return link_width[width_level];
1899 }
1900 
smu_v13_0_get_current_pcie_link_speed_level(struct smu_context * smu)1901 int smu_v13_0_get_current_pcie_link_speed_level(struct smu_context *smu)
1902 {
1903 	struct amdgpu_device *adev = smu->adev;
1904 
1905 	return (RREG32_PCIE(smnPCIE_LC_SPEED_CNTL) &
1906 		PCIE_LC_SPEED_CNTL__LC_CURRENT_DATA_RATE_MASK)
1907 		>> PCIE_LC_SPEED_CNTL__LC_CURRENT_DATA_RATE__SHIFT;
1908 }
1909 
smu_v13_0_get_current_pcie_link_speed(struct smu_context * smu)1910 int smu_v13_0_get_current_pcie_link_speed(struct smu_context *smu)
1911 {
1912 	uint32_t speed_level;
1913 
1914 	speed_level = smu_v13_0_get_current_pcie_link_speed_level(smu);
1915 	if (speed_level > LINK_SPEED_MAX)
1916 		speed_level = 0;
1917 
1918 	return link_speed[speed_level];
1919 }
1920 
1921