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1/*
2 * Copyright 2017 Advanced Micro Devices, Inc.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
21 *
22 */
23
24#include "smumgr.h"
25#include "vega12_inc.h"
26#include "soc15_common.h"
27#include "smu9_smumgr.h"
28#include "vega12_smumgr.h"
29#include "vega12_ppsmc.h"
30#include "vega12/smu9_driver_if.h"
31#include "ppatomctrl.h"
32#include "pp_debug.h"
33
34
35/*
36 * Copy table from SMC into driver FB
37 * @param hwmgr the address of the HW manager
38 * @param table_id the driver's table ID to copy from
39 */
40static int vega12_copy_table_from_smc(struct pp_hwmgr *hwmgr,
41 uint8_t *table, int16_t table_id)
42{
43 struct vega12_smumgr *priv =
44 (struct vega12_smumgr *)(hwmgr->smu_backend);
45 struct amdgpu_device *adev = hwmgr->adev;
46
47 PP_ASSERT_WITH_CODE(table_id < TABLE_COUNT,
48 "Invalid SMU Table ID!", return -EINVAL);
49 PP_ASSERT_WITH_CODE(priv->smu_tables.entry[table_id].version != 0,
50 "Invalid SMU Table version!", return -EINVAL);
51 PP_ASSERT_WITH_CODE(priv->smu_tables.entry[table_id].size != 0,
52 "Invalid SMU Table Length!", return -EINVAL);
53 PP_ASSERT_WITH_CODE(smum_send_msg_to_smc_with_parameter(hwmgr,
54 PPSMC_MSG_SetDriverDramAddrHigh,
55 upper_32_bits(priv->smu_tables.entry[table_id].mc_addr),
56 NULL) == 0,
57 "[CopyTableFromSMC] Attempt to Set Dram Addr High Failed!", return -EINVAL);
58 PP_ASSERT_WITH_CODE(smum_send_msg_to_smc_with_parameter(hwmgr,
59 PPSMC_MSG_SetDriverDramAddrLow,
60 lower_32_bits(priv->smu_tables.entry[table_id].mc_addr),
61 NULL) == 0,
62 "[CopyTableFromSMC] Attempt to Set Dram Addr Low Failed!",
63 return -EINVAL);
64 PP_ASSERT_WITH_CODE(smum_send_msg_to_smc_with_parameter(hwmgr,
65 PPSMC_MSG_TransferTableSmu2Dram,
66 table_id,
67 NULL) == 0,
68 "[CopyTableFromSMC] Attempt to Transfer Table From SMU Failed!",
69 return -EINVAL);
70
71 amdgpu_asic_invalidate_hdp(adev, NULL);
72
73 memcpy(table, priv->smu_tables.entry[table_id].table,
74 priv->smu_tables.entry[table_id].size);
75
76 return 0;
77}
78
79/*
80 * Copy table from Driver FB into SMC
81 * @param hwmgr the address of the HW manager
82 * @param table_id the table to copy from
83 */
84static int vega12_copy_table_to_smc(struct pp_hwmgr *hwmgr,
85 uint8_t *table, int16_t table_id)
86{
87 struct vega12_smumgr *priv =
88 (struct vega12_smumgr *)(hwmgr->smu_backend);
89 struct amdgpu_device *adev = hwmgr->adev;
90
91 PP_ASSERT_WITH_CODE(table_id < TABLE_COUNT,
92 "Invalid SMU Table ID!", return -EINVAL);
93 PP_ASSERT_WITH_CODE(priv->smu_tables.entry[table_id].version != 0,
94 "Invalid SMU Table version!", return -EINVAL);
95 PP_ASSERT_WITH_CODE(priv->smu_tables.entry[table_id].size != 0,
96 "Invalid SMU Table Length!", return -EINVAL);
97
98 memcpy(priv->smu_tables.entry[table_id].table, table,
99 priv->smu_tables.entry[table_id].size);
100
101 amdgpu_asic_flush_hdp(adev, NULL);
102
103 PP_ASSERT_WITH_CODE(smum_send_msg_to_smc_with_parameter(hwmgr,
104 PPSMC_MSG_SetDriverDramAddrHigh,
105 upper_32_bits(priv->smu_tables.entry[table_id].mc_addr),
106 NULL) == 0,
107 "[CopyTableToSMC] Attempt to Set Dram Addr High Failed!",
108 return -EINVAL;);
109 PP_ASSERT_WITH_CODE(smum_send_msg_to_smc_with_parameter(hwmgr,
110 PPSMC_MSG_SetDriverDramAddrLow,
111 lower_32_bits(priv->smu_tables.entry[table_id].mc_addr),
112 NULL) == 0,
113 "[CopyTableToSMC] Attempt to Set Dram Addr Low Failed!",
114 return -EINVAL);
115 PP_ASSERT_WITH_CODE(smum_send_msg_to_smc_with_parameter(hwmgr,
116 PPSMC_MSG_TransferTableDram2Smu,
117 table_id,
118 NULL) == 0,
119 "[CopyTableToSMC] Attempt to Transfer Table To SMU Failed!",
120 return -EINVAL);
121
122 return 0;
123}
124
125int vega12_enable_smc_features(struct pp_hwmgr *hwmgr,
126 bool enable, uint64_t feature_mask)
127{
128 uint32_t smu_features_low, smu_features_high;
129
130 smu_features_low = (uint32_t)((feature_mask & SMU_FEATURES_LOW_MASK) >> SMU_FEATURES_LOW_SHIFT);
131 smu_features_high = (uint32_t)((feature_mask & SMU_FEATURES_HIGH_MASK) >> SMU_FEATURES_HIGH_SHIFT);
132
133 if (enable) {
134 PP_ASSERT_WITH_CODE(smum_send_msg_to_smc_with_parameter(hwmgr,
135 PPSMC_MSG_EnableSmuFeaturesLow, smu_features_low, NULL) == 0,
136 "[EnableDisableSMCFeatures] Attempt to enable SMU features Low failed!",
137 return -EINVAL);
138 PP_ASSERT_WITH_CODE(smum_send_msg_to_smc_with_parameter(hwmgr,
139 PPSMC_MSG_EnableSmuFeaturesHigh, smu_features_high, NULL) == 0,
140 "[EnableDisableSMCFeatures] Attempt to enable SMU features High failed!",
141 return -EINVAL);
142 } else {
143 PP_ASSERT_WITH_CODE(smum_send_msg_to_smc_with_parameter(hwmgr,
144 PPSMC_MSG_DisableSmuFeaturesLow, smu_features_low, NULL) == 0,
145 "[EnableDisableSMCFeatures] Attempt to disable SMU features Low failed!",
146 return -EINVAL);
147 PP_ASSERT_WITH_CODE(smum_send_msg_to_smc_with_parameter(hwmgr,
148 PPSMC_MSG_DisableSmuFeaturesHigh, smu_features_high, NULL) == 0,
149 "[EnableDisableSMCFeatures] Attempt to disable SMU features High failed!",
150 return -EINVAL);
151 }
152
153 return 0;
154}
155
156int vega12_get_enabled_smc_features(struct pp_hwmgr *hwmgr,
157 uint64_t *features_enabled)
158{
159 uint32_t smc_features_low, smc_features_high;
160
161 if (features_enabled == NULL)
162 return -EINVAL;
163
164 PP_ASSERT_WITH_CODE(smum_send_msg_to_smc(hwmgr,
165 PPSMC_MSG_GetEnabledSmuFeaturesLow,
166 &smc_features_low) == 0,
167 "[GetEnabledSMCFeatures] Attempt to get SMU features Low failed!",
168 return -EINVAL);
169
170 PP_ASSERT_WITH_CODE(smum_send_msg_to_smc(hwmgr,
171 PPSMC_MSG_GetEnabledSmuFeaturesHigh,
172 &smc_features_high) == 0,
173 "[GetEnabledSMCFeatures] Attempt to get SMU features High failed!",
174 return -EINVAL);
175
176 *features_enabled = ((((uint64_t)smc_features_low << SMU_FEATURES_LOW_SHIFT) & SMU_FEATURES_LOW_MASK) |
177 (((uint64_t)smc_features_high << SMU_FEATURES_HIGH_SHIFT) & SMU_FEATURES_HIGH_MASK));
178
179 return 0;
180}
181
182static bool vega12_is_dpm_running(struct pp_hwmgr *hwmgr)
183{
184 uint64_t features_enabled = 0;
185
186 vega12_get_enabled_smc_features(hwmgr, &features_enabled);
187
188 if (features_enabled & SMC_DPM_FEATURES)
189 return true;
190 else
191 return false;
192}
193
194static int vega12_set_tools_address(struct pp_hwmgr *hwmgr)
195{
196 struct vega12_smumgr *priv =
197 (struct vega12_smumgr *)(hwmgr->smu_backend);
198
199 if (priv->smu_tables.entry[TABLE_PMSTATUSLOG].mc_addr) {
200 if (!smum_send_msg_to_smc_with_parameter(hwmgr,
201 PPSMC_MSG_SetToolsDramAddrHigh,
202 upper_32_bits(priv->smu_tables.entry[TABLE_PMSTATUSLOG].mc_addr),
203 NULL))
204 smum_send_msg_to_smc_with_parameter(hwmgr,
205 PPSMC_MSG_SetToolsDramAddrLow,
206 lower_32_bits(priv->smu_tables.entry[TABLE_PMSTATUSLOG].mc_addr),
207 NULL);
208 }
209 return 0;
210}
211
212static int vega12_smu_init(struct pp_hwmgr *hwmgr)
213{
214 struct vega12_smumgr *priv;
215 unsigned long tools_size;
216 struct cgs_firmware_info info = {0};
217 int ret;
218
219 ret = cgs_get_firmware_info(hwmgr->device, CGS_UCODE_ID_SMU,
220 &info);
221 if (ret || !info.kptr)
222 return -EINVAL;
223
224 priv = kzalloc(sizeof(struct vega12_smumgr), GFP_KERNEL);
225 if (!priv)
226 return -ENOMEM;
227
228 hwmgr->smu_backend = priv;
229
230 /* allocate space for pptable */
231 ret = amdgpu_bo_create_kernel((struct amdgpu_device *)hwmgr->adev,
232 sizeof(PPTable_t),
233 PAGE_SIZE,
234 AMDGPU_GEM_DOMAIN_VRAM,
235 &priv->smu_tables.entry[TABLE_PPTABLE].handle,
236 &priv->smu_tables.entry[TABLE_PPTABLE].mc_addr,
237 &priv->smu_tables.entry[TABLE_PPTABLE].table);
238 if (ret)
239 goto free_backend;
240
241 priv->smu_tables.entry[TABLE_PPTABLE].version = 0x01;
242 priv->smu_tables.entry[TABLE_PPTABLE].size = sizeof(PPTable_t);
243
244 /* allocate space for watermarks table */
245 ret = amdgpu_bo_create_kernel((struct amdgpu_device *)hwmgr->adev,
246 sizeof(Watermarks_t),
247 PAGE_SIZE,
248 AMDGPU_GEM_DOMAIN_VRAM,
249 &priv->smu_tables.entry[TABLE_WATERMARKS].handle,
250 &priv->smu_tables.entry[TABLE_WATERMARKS].mc_addr,
251 &priv->smu_tables.entry[TABLE_WATERMARKS].table);
252
253 if (ret)
254 goto err0;
255
256 priv->smu_tables.entry[TABLE_WATERMARKS].version = 0x01;
257 priv->smu_tables.entry[TABLE_WATERMARKS].size = sizeof(Watermarks_t);
258
259 tools_size = 0x19000;
260 if (tools_size) {
261 ret = amdgpu_bo_create_kernel((struct amdgpu_device *)hwmgr->adev,
262 tools_size,
263 PAGE_SIZE,
264 AMDGPU_GEM_DOMAIN_VRAM,
265 &priv->smu_tables.entry[TABLE_PMSTATUSLOG].handle,
266 &priv->smu_tables.entry[TABLE_PMSTATUSLOG].mc_addr,
267 &priv->smu_tables.entry[TABLE_PMSTATUSLOG].table);
268 if (ret)
269 goto err1;
270
271 priv->smu_tables.entry[TABLE_PMSTATUSLOG].version = 0x01;
272 priv->smu_tables.entry[TABLE_PMSTATUSLOG].size = tools_size;
273 }
274
275 /* allocate space for AVFS Fuse table */
276 ret = amdgpu_bo_create_kernel((struct amdgpu_device *)hwmgr->adev,
277 sizeof(AvfsFuseOverride_t),
278 PAGE_SIZE,
279 AMDGPU_GEM_DOMAIN_VRAM,
280 &priv->smu_tables.entry[TABLE_AVFS_FUSE_OVERRIDE].handle,
281 &priv->smu_tables.entry[TABLE_AVFS_FUSE_OVERRIDE].mc_addr,
282 &priv->smu_tables.entry[TABLE_AVFS_FUSE_OVERRIDE].table);
283
284 if (ret)
285 goto err2;
286
287 priv->smu_tables.entry[TABLE_AVFS_FUSE_OVERRIDE].version = 0x01;
288 priv->smu_tables.entry[TABLE_AVFS_FUSE_OVERRIDE].size = sizeof(AvfsFuseOverride_t);
289
290 /* allocate space for OverDrive table */
291 ret = amdgpu_bo_create_kernel((struct amdgpu_device *)hwmgr->adev,
292 sizeof(OverDriveTable_t),
293 PAGE_SIZE,
294 AMDGPU_GEM_DOMAIN_VRAM,
295 &priv->smu_tables.entry[TABLE_OVERDRIVE].handle,
296 &priv->smu_tables.entry[TABLE_OVERDRIVE].mc_addr,
297 &priv->smu_tables.entry[TABLE_OVERDRIVE].table);
298 if (ret)
299 goto err3;
300
301 priv->smu_tables.entry[TABLE_OVERDRIVE].version = 0x01;
302 priv->smu_tables.entry[TABLE_OVERDRIVE].size = sizeof(OverDriveTable_t);
303
304 /* allocate space for SMU_METRICS table */
305 ret = amdgpu_bo_create_kernel((struct amdgpu_device *)hwmgr->adev,
306 sizeof(SmuMetrics_t),
307 PAGE_SIZE,
308 AMDGPU_GEM_DOMAIN_VRAM,
309 &priv->smu_tables.entry[TABLE_SMU_METRICS].handle,
310 &priv->smu_tables.entry[TABLE_SMU_METRICS].mc_addr,
311 &priv->smu_tables.entry[TABLE_SMU_METRICS].table);
312 if (ret)
313 goto err4;
314
315 priv->smu_tables.entry[TABLE_SMU_METRICS].version = 0x01;
316 priv->smu_tables.entry[TABLE_SMU_METRICS].size = sizeof(SmuMetrics_t);
317
318 return 0;
319
320err4:
321 amdgpu_bo_free_kernel(&priv->smu_tables.entry[TABLE_OVERDRIVE].handle,
322 &priv->smu_tables.entry[TABLE_OVERDRIVE].mc_addr,
323 &priv->smu_tables.entry[TABLE_OVERDRIVE].table);
324err3:
325 amdgpu_bo_free_kernel(&priv->smu_tables.entry[TABLE_AVFS_FUSE_OVERRIDE].handle,
326 &priv->smu_tables.entry[TABLE_AVFS_FUSE_OVERRIDE].mc_addr,
327 &priv->smu_tables.entry[TABLE_AVFS_FUSE_OVERRIDE].table);
328err2:
329 if (priv->smu_tables.entry[TABLE_PMSTATUSLOG].table)
330 amdgpu_bo_free_kernel(&priv->smu_tables.entry[TABLE_PMSTATUSLOG].handle,
331 &priv->smu_tables.entry[TABLE_PMSTATUSLOG].mc_addr,
332 &priv->smu_tables.entry[TABLE_PMSTATUSLOG].table);
333err1:
334 amdgpu_bo_free_kernel(&priv->smu_tables.entry[TABLE_WATERMARKS].handle,
335 &priv->smu_tables.entry[TABLE_WATERMARKS].mc_addr,
336 &priv->smu_tables.entry[TABLE_WATERMARKS].table);
337err0:
338 amdgpu_bo_free_kernel(&priv->smu_tables.entry[TABLE_PPTABLE].handle,
339 &priv->smu_tables.entry[TABLE_PPTABLE].mc_addr,
340 &priv->smu_tables.entry[TABLE_PPTABLE].table);
341free_backend:
342 kfree(hwmgr->smu_backend);
343
344 return -EINVAL;
345}
346
347static int vega12_smu_fini(struct pp_hwmgr *hwmgr)
348{
349 struct vega12_smumgr *priv =
350 (struct vega12_smumgr *)(hwmgr->smu_backend);
351
352 if (priv) {
353 amdgpu_bo_free_kernel(&priv->smu_tables.entry[TABLE_PPTABLE].handle,
354 &priv->smu_tables.entry[TABLE_PPTABLE].mc_addr,
355 &priv->smu_tables.entry[TABLE_PPTABLE].table);
356 amdgpu_bo_free_kernel(&priv->smu_tables.entry[TABLE_WATERMARKS].handle,
357 &priv->smu_tables.entry[TABLE_WATERMARKS].mc_addr,
358 &priv->smu_tables.entry[TABLE_WATERMARKS].table);
359 if (priv->smu_tables.entry[TABLE_PMSTATUSLOG].table)
360 amdgpu_bo_free_kernel(&priv->smu_tables.entry[TABLE_PMSTATUSLOG].handle,
361 &priv->smu_tables.entry[TABLE_PMSTATUSLOG].mc_addr,
362 &priv->smu_tables.entry[TABLE_PMSTATUSLOG].table);
363 amdgpu_bo_free_kernel(&priv->smu_tables.entry[TABLE_AVFS_FUSE_OVERRIDE].handle,
364 &priv->smu_tables.entry[TABLE_AVFS_FUSE_OVERRIDE].mc_addr,
365 &priv->smu_tables.entry[TABLE_AVFS_FUSE_OVERRIDE].table);
366 amdgpu_bo_free_kernel(&priv->smu_tables.entry[TABLE_OVERDRIVE].handle,
367 &priv->smu_tables.entry[TABLE_OVERDRIVE].mc_addr,
368 &priv->smu_tables.entry[TABLE_OVERDRIVE].table);
369 amdgpu_bo_free_kernel(&priv->smu_tables.entry[TABLE_SMU_METRICS].handle,
370 &priv->smu_tables.entry[TABLE_SMU_METRICS].mc_addr,
371 &priv->smu_tables.entry[TABLE_SMU_METRICS].table);
372 kfree(hwmgr->smu_backend);
373 hwmgr->smu_backend = NULL;
374 }
375 return 0;
376}
377
378static int vega12_start_smu(struct pp_hwmgr *hwmgr)
379{
380 PP_ASSERT_WITH_CODE(smu9_is_smc_ram_running(hwmgr),
381 "SMC is not running!",
382 return -EINVAL);
383
384 vega12_set_tools_address(hwmgr);
385
386 return 0;
387}
388
389static int vega12_smc_table_manager(struct pp_hwmgr *hwmgr, uint8_t *table,
390 uint16_t table_id, bool rw)
391{
392 int ret;
393
394 if (rw)
395 ret = vega12_copy_table_from_smc(hwmgr, table, table_id);
396 else
397 ret = vega12_copy_table_to_smc(hwmgr, table, table_id);
398
399 return ret;
400}
401
402const struct pp_smumgr_func vega12_smu_funcs = {
403 .name = "vega12_smu",
404 .smu_init = &vega12_smu_init,
405 .smu_fini = &vega12_smu_fini,
406 .start_smu = &vega12_start_smu,
407 .request_smu_load_specific_fw = NULL,
408 .send_msg_to_smc = &smu9_send_msg_to_smc,
409 .send_msg_to_smc_with_parameter = &smu9_send_msg_to_smc_with_parameter,
410 .download_pptable_settings = NULL,
411 .upload_pptable_settings = NULL,
412 .is_dpm_running = vega12_is_dpm_running,
413 .get_argument = smu9_get_argument,
414 .smc_table_manager = vega12_smc_table_manager,
415};