amdgpu_dpm.c 44 KB

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  1. /*
  2. * Copyright 2011 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. * Authors: Alex Deucher
  23. */
  24. #include "amdgpu.h"
  25. #include "amdgpu_atombios.h"
  26. #include "amdgpu_i2c.h"
  27. #include "amdgpu_dpm.h"
  28. #include "atom.h"
  29. #include "amd_pcie.h"
  30. #include "amdgpu_display.h"
  31. #include "hwmgr.h"
  32. #include <linux/power_supply.h>
  33. #include "amdgpu_smu.h"
  34. #define amdgpu_dpm_enable_bapm(adev, e) \
  35. ((adev)->powerplay.pp_funcs->enable_bapm((adev)->powerplay.pp_handle, (e)))
  36. #define amdgpu_dpm_is_legacy_dpm(adev) ((adev)->powerplay.pp_handle == (adev))
  37. int amdgpu_dpm_get_sclk(struct amdgpu_device *adev, bool low)
  38. {
  39. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  40. int ret = 0;
  41. if (!pp_funcs->get_sclk)
  42. return 0;
  43. mutex_lock(&adev->pm.mutex);
  44. ret = pp_funcs->get_sclk((adev)->powerplay.pp_handle,
  45. low);
  46. mutex_unlock(&adev->pm.mutex);
  47. return ret;
  48. }
  49. int amdgpu_dpm_get_mclk(struct amdgpu_device *adev, bool low)
  50. {
  51. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  52. int ret = 0;
  53. if (!pp_funcs->get_mclk)
  54. return 0;
  55. mutex_lock(&adev->pm.mutex);
  56. ret = pp_funcs->get_mclk((adev)->powerplay.pp_handle,
  57. low);
  58. mutex_unlock(&adev->pm.mutex);
  59. return ret;
  60. }
  61. int amdgpu_dpm_set_powergating_by_smu(struct amdgpu_device *adev, uint32_t block_type, bool gate)
  62. {
  63. int ret = 0;
  64. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  65. enum ip_power_state pwr_state = gate ? POWER_STATE_OFF : POWER_STATE_ON;
  66. if (atomic_read(&adev->pm.pwr_state[block_type]) == pwr_state) {
  67. dev_dbg(adev->dev, "IP block%d already in the target %s state!",
  68. block_type, gate ? "gate" : "ungate");
  69. return 0;
  70. }
  71. mutex_lock(&adev->pm.mutex);
  72. switch (block_type) {
  73. case AMD_IP_BLOCK_TYPE_UVD:
  74. case AMD_IP_BLOCK_TYPE_VCE:
  75. case AMD_IP_BLOCK_TYPE_GFX:
  76. case AMD_IP_BLOCK_TYPE_VCN:
  77. case AMD_IP_BLOCK_TYPE_SDMA:
  78. case AMD_IP_BLOCK_TYPE_JPEG:
  79. case AMD_IP_BLOCK_TYPE_GMC:
  80. case AMD_IP_BLOCK_TYPE_ACP:
  81. case AMD_IP_BLOCK_TYPE_VPE:
  82. if (pp_funcs && pp_funcs->set_powergating_by_smu)
  83. ret = (pp_funcs->set_powergating_by_smu(
  84. (adev)->powerplay.pp_handle, block_type, gate));
  85. break;
  86. default:
  87. break;
  88. }
  89. if (!ret)
  90. atomic_set(&adev->pm.pwr_state[block_type], pwr_state);
  91. mutex_unlock(&adev->pm.mutex);
  92. return ret;
  93. }
  94. int amdgpu_dpm_set_gfx_power_up_by_imu(struct amdgpu_device *adev)
  95. {
  96. struct smu_context *smu = adev->powerplay.pp_handle;
  97. int ret = -EOPNOTSUPP;
  98. mutex_lock(&adev->pm.mutex);
  99. ret = smu_set_gfx_power_up_by_imu(smu);
  100. mutex_unlock(&adev->pm.mutex);
  101. msleep(10);
  102. return ret;
  103. }
  104. int amdgpu_dpm_baco_enter(struct amdgpu_device *adev)
  105. {
  106. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  107. void *pp_handle = adev->powerplay.pp_handle;
  108. int ret = 0;
  109. if (!pp_funcs || !pp_funcs->set_asic_baco_state)
  110. return -ENOENT;
  111. mutex_lock(&adev->pm.mutex);
  112. /* enter BACO state */
  113. ret = pp_funcs->set_asic_baco_state(pp_handle, 1);
  114. mutex_unlock(&adev->pm.mutex);
  115. return ret;
  116. }
  117. int amdgpu_dpm_baco_exit(struct amdgpu_device *adev)
  118. {
  119. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  120. void *pp_handle = adev->powerplay.pp_handle;
  121. int ret = 0;
  122. if (!pp_funcs || !pp_funcs->set_asic_baco_state)
  123. return -ENOENT;
  124. mutex_lock(&adev->pm.mutex);
  125. /* exit BACO state */
  126. ret = pp_funcs->set_asic_baco_state(pp_handle, 0);
  127. mutex_unlock(&adev->pm.mutex);
  128. return ret;
  129. }
  130. int amdgpu_dpm_set_mp1_state(struct amdgpu_device *adev,
  131. enum pp_mp1_state mp1_state)
  132. {
  133. int ret = 0;
  134. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  135. if (mp1_state == PP_MP1_STATE_FLR) {
  136. /* VF lost access to SMU */
  137. if (amdgpu_sriov_vf(adev))
  138. adev->pm.dpm_enabled = false;
  139. } else if (pp_funcs && pp_funcs->set_mp1_state) {
  140. mutex_lock(&adev->pm.mutex);
  141. ret = pp_funcs->set_mp1_state(
  142. adev->powerplay.pp_handle,
  143. mp1_state);
  144. mutex_unlock(&adev->pm.mutex);
  145. }
  146. return ret;
  147. }
  148. int amdgpu_dpm_notify_rlc_state(struct amdgpu_device *adev, bool en)
  149. {
  150. int ret = 0;
  151. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  152. if (pp_funcs && pp_funcs->notify_rlc_state) {
  153. mutex_lock(&adev->pm.mutex);
  154. ret = pp_funcs->notify_rlc_state(
  155. adev->powerplay.pp_handle,
  156. en);
  157. mutex_unlock(&adev->pm.mutex);
  158. }
  159. return ret;
  160. }
  161. int amdgpu_dpm_is_baco_supported(struct amdgpu_device *adev)
  162. {
  163. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  164. void *pp_handle = adev->powerplay.pp_handle;
  165. int ret;
  166. if (!pp_funcs || !pp_funcs->get_asic_baco_capability)
  167. return 0;
  168. /* Don't use baco for reset in S3.
  169. * This is a workaround for some platforms
  170. * where entering BACO during suspend
  171. * seems to cause reboots or hangs.
  172. * This might be related to the fact that BACO controls
  173. * power to the whole GPU including devices like audio and USB.
  174. * Powering down/up everything may adversely affect these other
  175. * devices. Needs more investigation.
  176. */
  177. if (adev->in_s3)
  178. return 0;
  179. mutex_lock(&adev->pm.mutex);
  180. ret = pp_funcs->get_asic_baco_capability(pp_handle);
  181. mutex_unlock(&adev->pm.mutex);
  182. return ret;
  183. }
  184. int amdgpu_dpm_mode2_reset(struct amdgpu_device *adev)
  185. {
  186. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  187. void *pp_handle = adev->powerplay.pp_handle;
  188. int ret = 0;
  189. if (!pp_funcs || !pp_funcs->asic_reset_mode_2)
  190. return -ENOENT;
  191. mutex_lock(&adev->pm.mutex);
  192. ret = pp_funcs->asic_reset_mode_2(pp_handle);
  193. mutex_unlock(&adev->pm.mutex);
  194. return ret;
  195. }
  196. int amdgpu_dpm_enable_gfx_features(struct amdgpu_device *adev)
  197. {
  198. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  199. void *pp_handle = adev->powerplay.pp_handle;
  200. int ret = 0;
  201. if (!pp_funcs || !pp_funcs->asic_reset_enable_gfx_features)
  202. return -ENOENT;
  203. mutex_lock(&adev->pm.mutex);
  204. ret = pp_funcs->asic_reset_enable_gfx_features(pp_handle);
  205. mutex_unlock(&adev->pm.mutex);
  206. return ret;
  207. }
  208. int amdgpu_dpm_baco_reset(struct amdgpu_device *adev)
  209. {
  210. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  211. void *pp_handle = adev->powerplay.pp_handle;
  212. int ret = 0;
  213. if (!pp_funcs || !pp_funcs->set_asic_baco_state)
  214. return -ENOENT;
  215. mutex_lock(&adev->pm.mutex);
  216. /* enter BACO state */
  217. ret = pp_funcs->set_asic_baco_state(pp_handle, 1);
  218. if (ret)
  219. goto out;
  220. /* exit BACO state */
  221. ret = pp_funcs->set_asic_baco_state(pp_handle, 0);
  222. out:
  223. mutex_unlock(&adev->pm.mutex);
  224. return ret;
  225. }
  226. bool amdgpu_dpm_is_mode1_reset_supported(struct amdgpu_device *adev)
  227. {
  228. struct smu_context *smu = adev->powerplay.pp_handle;
  229. bool support_mode1_reset = false;
  230. if (is_support_sw_smu(adev)) {
  231. mutex_lock(&adev->pm.mutex);
  232. support_mode1_reset = smu_mode1_reset_is_support(smu);
  233. mutex_unlock(&adev->pm.mutex);
  234. }
  235. return support_mode1_reset;
  236. }
  237. int amdgpu_dpm_mode1_reset(struct amdgpu_device *adev)
  238. {
  239. struct smu_context *smu = adev->powerplay.pp_handle;
  240. int ret = -EOPNOTSUPP;
  241. if (is_support_sw_smu(adev)) {
  242. mutex_lock(&adev->pm.mutex);
  243. ret = smu_mode1_reset(smu);
  244. mutex_unlock(&adev->pm.mutex);
  245. }
  246. return ret;
  247. }
  248. int amdgpu_dpm_switch_power_profile(struct amdgpu_device *adev,
  249. enum PP_SMC_POWER_PROFILE type,
  250. bool en)
  251. {
  252. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  253. int ret = 0;
  254. if (amdgpu_sriov_vf(adev))
  255. return 0;
  256. if (pp_funcs && pp_funcs->switch_power_profile) {
  257. mutex_lock(&adev->pm.mutex);
  258. ret = pp_funcs->switch_power_profile(
  259. adev->powerplay.pp_handle, type, en);
  260. mutex_unlock(&adev->pm.mutex);
  261. }
  262. return ret;
  263. }
  264. int amdgpu_dpm_set_xgmi_pstate(struct amdgpu_device *adev,
  265. uint32_t pstate)
  266. {
  267. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  268. int ret = 0;
  269. if (pp_funcs && pp_funcs->set_xgmi_pstate) {
  270. mutex_lock(&adev->pm.mutex);
  271. ret = pp_funcs->set_xgmi_pstate(adev->powerplay.pp_handle,
  272. pstate);
  273. mutex_unlock(&adev->pm.mutex);
  274. }
  275. return ret;
  276. }
  277. int amdgpu_dpm_set_df_cstate(struct amdgpu_device *adev,
  278. uint32_t cstate)
  279. {
  280. int ret = 0;
  281. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  282. void *pp_handle = adev->powerplay.pp_handle;
  283. if (pp_funcs && pp_funcs->set_df_cstate) {
  284. mutex_lock(&adev->pm.mutex);
  285. ret = pp_funcs->set_df_cstate(pp_handle, cstate);
  286. mutex_unlock(&adev->pm.mutex);
  287. }
  288. return ret;
  289. }
  290. ssize_t amdgpu_dpm_get_pm_policy_info(struct amdgpu_device *adev,
  291. enum pp_pm_policy p_type, char *buf)
  292. {
  293. struct smu_context *smu = adev->powerplay.pp_handle;
  294. int ret = -EOPNOTSUPP;
  295. if (is_support_sw_smu(adev)) {
  296. mutex_lock(&adev->pm.mutex);
  297. ret = smu_get_pm_policy_info(smu, p_type, buf);
  298. mutex_unlock(&adev->pm.mutex);
  299. }
  300. return ret;
  301. }
  302. int amdgpu_dpm_set_pm_policy(struct amdgpu_device *adev, int policy_type,
  303. int policy_level)
  304. {
  305. struct smu_context *smu = adev->powerplay.pp_handle;
  306. int ret = -EOPNOTSUPP;
  307. if (is_support_sw_smu(adev)) {
  308. mutex_lock(&adev->pm.mutex);
  309. ret = smu_set_pm_policy(smu, policy_type, policy_level);
  310. mutex_unlock(&adev->pm.mutex);
  311. }
  312. return ret;
  313. }
  314. int amdgpu_dpm_enable_mgpu_fan_boost(struct amdgpu_device *adev)
  315. {
  316. void *pp_handle = adev->powerplay.pp_handle;
  317. const struct amd_pm_funcs *pp_funcs =
  318. adev->powerplay.pp_funcs;
  319. int ret = 0;
  320. if (pp_funcs && pp_funcs->enable_mgpu_fan_boost) {
  321. mutex_lock(&adev->pm.mutex);
  322. ret = pp_funcs->enable_mgpu_fan_boost(pp_handle);
  323. mutex_unlock(&adev->pm.mutex);
  324. }
  325. return ret;
  326. }
  327. int amdgpu_dpm_set_clockgating_by_smu(struct amdgpu_device *adev,
  328. uint32_t msg_id)
  329. {
  330. void *pp_handle = adev->powerplay.pp_handle;
  331. const struct amd_pm_funcs *pp_funcs =
  332. adev->powerplay.pp_funcs;
  333. int ret = 0;
  334. if (pp_funcs && pp_funcs->set_clockgating_by_smu) {
  335. mutex_lock(&adev->pm.mutex);
  336. ret = pp_funcs->set_clockgating_by_smu(pp_handle,
  337. msg_id);
  338. mutex_unlock(&adev->pm.mutex);
  339. }
  340. return ret;
  341. }
  342. int amdgpu_dpm_smu_i2c_bus_access(struct amdgpu_device *adev,
  343. bool acquire)
  344. {
  345. void *pp_handle = adev->powerplay.pp_handle;
  346. const struct amd_pm_funcs *pp_funcs =
  347. adev->powerplay.pp_funcs;
  348. int ret = -EOPNOTSUPP;
  349. if (pp_funcs && pp_funcs->smu_i2c_bus_access) {
  350. mutex_lock(&adev->pm.mutex);
  351. ret = pp_funcs->smu_i2c_bus_access(pp_handle,
  352. acquire);
  353. mutex_unlock(&adev->pm.mutex);
  354. }
  355. return ret;
  356. }
  357. void amdgpu_pm_acpi_event_handler(struct amdgpu_device *adev)
  358. {
  359. if (adev->pm.dpm_enabled) {
  360. mutex_lock(&adev->pm.mutex);
  361. if (power_supply_is_system_supplied() > 0)
  362. adev->pm.ac_power = true;
  363. else
  364. adev->pm.ac_power = false;
  365. if (adev->powerplay.pp_funcs &&
  366. adev->powerplay.pp_funcs->enable_bapm)
  367. amdgpu_dpm_enable_bapm(adev, adev->pm.ac_power);
  368. if (is_support_sw_smu(adev))
  369. smu_set_ac_dc(adev->powerplay.pp_handle);
  370. mutex_unlock(&adev->pm.mutex);
  371. }
  372. }
  373. int amdgpu_dpm_read_sensor(struct amdgpu_device *adev, enum amd_pp_sensors sensor,
  374. void *data, uint32_t *size)
  375. {
  376. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  377. int ret = -EINVAL;
  378. if (!data || !size)
  379. return -EINVAL;
  380. if (pp_funcs && pp_funcs->read_sensor) {
  381. mutex_lock(&adev->pm.mutex);
  382. ret = pp_funcs->read_sensor(adev->powerplay.pp_handle,
  383. sensor,
  384. data,
  385. size);
  386. mutex_unlock(&adev->pm.mutex);
  387. }
  388. return ret;
  389. }
  390. int amdgpu_dpm_get_apu_thermal_limit(struct amdgpu_device *adev, uint32_t *limit)
  391. {
  392. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  393. int ret = -EOPNOTSUPP;
  394. if (pp_funcs && pp_funcs->get_apu_thermal_limit) {
  395. mutex_lock(&adev->pm.mutex);
  396. ret = pp_funcs->get_apu_thermal_limit(adev->powerplay.pp_handle, limit);
  397. mutex_unlock(&adev->pm.mutex);
  398. }
  399. return ret;
  400. }
  401. int amdgpu_dpm_set_apu_thermal_limit(struct amdgpu_device *adev, uint32_t limit)
  402. {
  403. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  404. int ret = -EOPNOTSUPP;
  405. if (pp_funcs && pp_funcs->set_apu_thermal_limit) {
  406. mutex_lock(&adev->pm.mutex);
  407. ret = pp_funcs->set_apu_thermal_limit(adev->powerplay.pp_handle, limit);
  408. mutex_unlock(&adev->pm.mutex);
  409. }
  410. return ret;
  411. }
  412. void amdgpu_dpm_compute_clocks(struct amdgpu_device *adev)
  413. {
  414. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  415. int i;
  416. if (!adev->pm.dpm_enabled)
  417. return;
  418. if (!pp_funcs->pm_compute_clocks)
  419. return;
  420. if (adev->mode_info.num_crtc)
  421. amdgpu_display_bandwidth_update(adev);
  422. for (i = 0; i < AMDGPU_MAX_RINGS; i++) {
  423. struct amdgpu_ring *ring = adev->rings[i];
  424. if (ring && ring->sched.ready)
  425. amdgpu_fence_wait_empty(ring);
  426. }
  427. mutex_lock(&adev->pm.mutex);
  428. pp_funcs->pm_compute_clocks(adev->powerplay.pp_handle);
  429. mutex_unlock(&adev->pm.mutex);
  430. }
  431. void amdgpu_dpm_enable_uvd(struct amdgpu_device *adev, bool enable)
  432. {
  433. int ret = 0;
  434. if (adev->family == AMDGPU_FAMILY_SI) {
  435. mutex_lock(&adev->pm.mutex);
  436. if (enable) {
  437. adev->pm.dpm.uvd_active = true;
  438. adev->pm.dpm.state = POWER_STATE_TYPE_INTERNAL_UVD;
  439. } else {
  440. adev->pm.dpm.uvd_active = false;
  441. }
  442. mutex_unlock(&adev->pm.mutex);
  443. amdgpu_dpm_compute_clocks(adev);
  444. return;
  445. }
  446. ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_UVD, !enable);
  447. if (ret)
  448. DRM_ERROR("Dpm %s uvd failed, ret = %d. \n",
  449. enable ? "enable" : "disable", ret);
  450. }
  451. void amdgpu_dpm_enable_vce(struct amdgpu_device *adev, bool enable)
  452. {
  453. int ret = 0;
  454. if (adev->family == AMDGPU_FAMILY_SI) {
  455. mutex_lock(&adev->pm.mutex);
  456. if (enable) {
  457. adev->pm.dpm.vce_active = true;
  458. /* XXX select vce level based on ring/task */
  459. adev->pm.dpm.vce_level = AMD_VCE_LEVEL_AC_ALL;
  460. } else {
  461. adev->pm.dpm.vce_active = false;
  462. }
  463. mutex_unlock(&adev->pm.mutex);
  464. amdgpu_dpm_compute_clocks(adev);
  465. return;
  466. }
  467. ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_VCE, !enable);
  468. if (ret)
  469. DRM_ERROR("Dpm %s vce failed, ret = %d. \n",
  470. enable ? "enable" : "disable", ret);
  471. }
  472. void amdgpu_dpm_enable_jpeg(struct amdgpu_device *adev, bool enable)
  473. {
  474. int ret = 0;
  475. ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_JPEG, !enable);
  476. if (ret)
  477. DRM_ERROR("Dpm %s jpeg failed, ret = %d. \n",
  478. enable ? "enable" : "disable", ret);
  479. }
  480. void amdgpu_dpm_enable_vpe(struct amdgpu_device *adev, bool enable)
  481. {
  482. int ret = 0;
  483. ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_VPE, !enable);
  484. if (ret)
  485. DRM_ERROR("Dpm %s vpe failed, ret = %d.\n",
  486. enable ? "enable" : "disable", ret);
  487. }
  488. int amdgpu_pm_load_smu_firmware(struct amdgpu_device *adev, uint32_t *smu_version)
  489. {
  490. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  491. int r = 0;
  492. if (!pp_funcs || !pp_funcs->load_firmware ||
  493. (is_support_sw_smu(adev) && (adev->flags & AMD_IS_APU)))
  494. return 0;
  495. mutex_lock(&adev->pm.mutex);
  496. r = pp_funcs->load_firmware(adev->powerplay.pp_handle);
  497. if (r) {
  498. pr_err("smu firmware loading failed\n");
  499. goto out;
  500. }
  501. if (smu_version)
  502. *smu_version = adev->pm.fw_version;
  503. out:
  504. mutex_unlock(&adev->pm.mutex);
  505. return r;
  506. }
  507. int amdgpu_dpm_handle_passthrough_sbr(struct amdgpu_device *adev, bool enable)
  508. {
  509. int ret = 0;
  510. if (is_support_sw_smu(adev)) {
  511. mutex_lock(&adev->pm.mutex);
  512. ret = smu_handle_passthrough_sbr(adev->powerplay.pp_handle,
  513. enable);
  514. mutex_unlock(&adev->pm.mutex);
  515. }
  516. return ret;
  517. }
  518. int amdgpu_dpm_send_hbm_bad_pages_num(struct amdgpu_device *adev, uint32_t size)
  519. {
  520. struct smu_context *smu = adev->powerplay.pp_handle;
  521. int ret = 0;
  522. if (!is_support_sw_smu(adev))
  523. return -EOPNOTSUPP;
  524. mutex_lock(&adev->pm.mutex);
  525. ret = smu_send_hbm_bad_pages_num(smu, size);
  526. mutex_unlock(&adev->pm.mutex);
  527. return ret;
  528. }
  529. int amdgpu_dpm_send_hbm_bad_channel_flag(struct amdgpu_device *adev, uint32_t size)
  530. {
  531. struct smu_context *smu = adev->powerplay.pp_handle;
  532. int ret = 0;
  533. if (!is_support_sw_smu(adev))
  534. return -EOPNOTSUPP;
  535. mutex_lock(&adev->pm.mutex);
  536. ret = smu_send_hbm_bad_channel_flag(smu, size);
  537. mutex_unlock(&adev->pm.mutex);
  538. return ret;
  539. }
  540. int amdgpu_dpm_send_rma_reason(struct amdgpu_device *adev)
  541. {
  542. struct smu_context *smu = adev->powerplay.pp_handle;
  543. int ret;
  544. if (!is_support_sw_smu(adev))
  545. return -EOPNOTSUPP;
  546. mutex_lock(&adev->pm.mutex);
  547. ret = smu_send_rma_reason(smu);
  548. mutex_unlock(&adev->pm.mutex);
  549. return ret;
  550. }
  551. int amdgpu_dpm_get_dpm_freq_range(struct amdgpu_device *adev,
  552. enum pp_clock_type type,
  553. uint32_t *min,
  554. uint32_t *max)
  555. {
  556. int ret = 0;
  557. if (type != PP_SCLK)
  558. return -EINVAL;
  559. if (!is_support_sw_smu(adev))
  560. return -EOPNOTSUPP;
  561. mutex_lock(&adev->pm.mutex);
  562. ret = smu_get_dpm_freq_range(adev->powerplay.pp_handle,
  563. SMU_SCLK,
  564. min,
  565. max);
  566. mutex_unlock(&adev->pm.mutex);
  567. return ret;
  568. }
  569. int amdgpu_dpm_set_soft_freq_range(struct amdgpu_device *adev,
  570. enum pp_clock_type type,
  571. uint32_t min,
  572. uint32_t max)
  573. {
  574. struct smu_context *smu = adev->powerplay.pp_handle;
  575. int ret = 0;
  576. if (type != PP_SCLK)
  577. return -EINVAL;
  578. if (!is_support_sw_smu(adev))
  579. return -EOPNOTSUPP;
  580. mutex_lock(&adev->pm.mutex);
  581. ret = smu_set_soft_freq_range(smu,
  582. SMU_SCLK,
  583. min,
  584. max);
  585. mutex_unlock(&adev->pm.mutex);
  586. return ret;
  587. }
  588. int amdgpu_dpm_write_watermarks_table(struct amdgpu_device *adev)
  589. {
  590. struct smu_context *smu = adev->powerplay.pp_handle;
  591. int ret = 0;
  592. if (!is_support_sw_smu(adev))
  593. return 0;
  594. mutex_lock(&adev->pm.mutex);
  595. ret = smu_write_watermarks_table(smu);
  596. mutex_unlock(&adev->pm.mutex);
  597. return ret;
  598. }
  599. int amdgpu_dpm_wait_for_event(struct amdgpu_device *adev,
  600. enum smu_event_type event,
  601. uint64_t event_arg)
  602. {
  603. struct smu_context *smu = adev->powerplay.pp_handle;
  604. int ret = 0;
  605. if (!is_support_sw_smu(adev))
  606. return -EOPNOTSUPP;
  607. mutex_lock(&adev->pm.mutex);
  608. ret = smu_wait_for_event(smu, event, event_arg);
  609. mutex_unlock(&adev->pm.mutex);
  610. return ret;
  611. }
  612. int amdgpu_dpm_set_residency_gfxoff(struct amdgpu_device *adev, bool value)
  613. {
  614. struct smu_context *smu = adev->powerplay.pp_handle;
  615. int ret = 0;
  616. if (!is_support_sw_smu(adev))
  617. return -EOPNOTSUPP;
  618. mutex_lock(&adev->pm.mutex);
  619. ret = smu_set_residency_gfxoff(smu, value);
  620. mutex_unlock(&adev->pm.mutex);
  621. return ret;
  622. }
  623. int amdgpu_dpm_get_residency_gfxoff(struct amdgpu_device *adev, u32 *value)
  624. {
  625. struct smu_context *smu = adev->powerplay.pp_handle;
  626. int ret = 0;
  627. if (!is_support_sw_smu(adev))
  628. return -EOPNOTSUPP;
  629. mutex_lock(&adev->pm.mutex);
  630. ret = smu_get_residency_gfxoff(smu, value);
  631. mutex_unlock(&adev->pm.mutex);
  632. return ret;
  633. }
  634. int amdgpu_dpm_get_entrycount_gfxoff(struct amdgpu_device *adev, u64 *value)
  635. {
  636. struct smu_context *smu = adev->powerplay.pp_handle;
  637. int ret = 0;
  638. if (!is_support_sw_smu(adev))
  639. return -EOPNOTSUPP;
  640. mutex_lock(&adev->pm.mutex);
  641. ret = smu_get_entrycount_gfxoff(smu, value);
  642. mutex_unlock(&adev->pm.mutex);
  643. return ret;
  644. }
  645. int amdgpu_dpm_get_status_gfxoff(struct amdgpu_device *adev, uint32_t *value)
  646. {
  647. struct smu_context *smu = adev->powerplay.pp_handle;
  648. int ret = 0;
  649. if (!is_support_sw_smu(adev))
  650. return -EOPNOTSUPP;
  651. mutex_lock(&adev->pm.mutex);
  652. ret = smu_get_status_gfxoff(smu, value);
  653. mutex_unlock(&adev->pm.mutex);
  654. return ret;
  655. }
  656. uint64_t amdgpu_dpm_get_thermal_throttling_counter(struct amdgpu_device *adev)
  657. {
  658. struct smu_context *smu = adev->powerplay.pp_handle;
  659. if (!is_support_sw_smu(adev))
  660. return 0;
  661. return atomic64_read(&smu->throttle_int_counter);
  662. }
  663. /* amdgpu_dpm_gfx_state_change - Handle gfx power state change set
  664. * @adev: amdgpu_device pointer
  665. * @state: gfx power state(1 -sGpuChangeState_D0Entry and 2 -sGpuChangeState_D3Entry)
  666. *
  667. */
  668. void amdgpu_dpm_gfx_state_change(struct amdgpu_device *adev,
  669. enum gfx_change_state state)
  670. {
  671. mutex_lock(&adev->pm.mutex);
  672. if (adev->powerplay.pp_funcs &&
  673. adev->powerplay.pp_funcs->gfx_state_change_set)
  674. ((adev)->powerplay.pp_funcs->gfx_state_change_set(
  675. (adev)->powerplay.pp_handle, state));
  676. mutex_unlock(&adev->pm.mutex);
  677. }
  678. int amdgpu_dpm_get_ecc_info(struct amdgpu_device *adev,
  679. void *umc_ecc)
  680. {
  681. struct smu_context *smu = adev->powerplay.pp_handle;
  682. int ret = 0;
  683. if (!is_support_sw_smu(adev))
  684. return -EOPNOTSUPP;
  685. mutex_lock(&adev->pm.mutex);
  686. ret = smu_get_ecc_info(smu, umc_ecc);
  687. mutex_unlock(&adev->pm.mutex);
  688. return ret;
  689. }
  690. struct amd_vce_state *amdgpu_dpm_get_vce_clock_state(struct amdgpu_device *adev,
  691. uint32_t idx)
  692. {
  693. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  694. struct amd_vce_state *vstate = NULL;
  695. if (!pp_funcs->get_vce_clock_state)
  696. return NULL;
  697. mutex_lock(&adev->pm.mutex);
  698. vstate = pp_funcs->get_vce_clock_state(adev->powerplay.pp_handle,
  699. idx);
  700. mutex_unlock(&adev->pm.mutex);
  701. return vstate;
  702. }
  703. void amdgpu_dpm_get_current_power_state(struct amdgpu_device *adev,
  704. enum amd_pm_state_type *state)
  705. {
  706. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  707. mutex_lock(&adev->pm.mutex);
  708. if (!pp_funcs->get_current_power_state) {
  709. *state = adev->pm.dpm.user_state;
  710. goto out;
  711. }
  712. *state = pp_funcs->get_current_power_state(adev->powerplay.pp_handle);
  713. if (*state < POWER_STATE_TYPE_DEFAULT ||
  714. *state > POWER_STATE_TYPE_INTERNAL_3DPERF)
  715. *state = adev->pm.dpm.user_state;
  716. out:
  717. mutex_unlock(&adev->pm.mutex);
  718. }
  719. void amdgpu_dpm_set_power_state(struct amdgpu_device *adev,
  720. enum amd_pm_state_type state)
  721. {
  722. mutex_lock(&adev->pm.mutex);
  723. adev->pm.dpm.user_state = state;
  724. mutex_unlock(&adev->pm.mutex);
  725. if (is_support_sw_smu(adev))
  726. return;
  727. if (amdgpu_dpm_dispatch_task(adev,
  728. AMD_PP_TASK_ENABLE_USER_STATE,
  729. &state) == -EOPNOTSUPP)
  730. amdgpu_dpm_compute_clocks(adev);
  731. }
  732. enum amd_dpm_forced_level amdgpu_dpm_get_performance_level(struct amdgpu_device *adev)
  733. {
  734. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  735. enum amd_dpm_forced_level level;
  736. if (!pp_funcs)
  737. return AMD_DPM_FORCED_LEVEL_AUTO;
  738. mutex_lock(&adev->pm.mutex);
  739. if (pp_funcs->get_performance_level)
  740. level = pp_funcs->get_performance_level(adev->powerplay.pp_handle);
  741. else
  742. level = adev->pm.dpm.forced_level;
  743. mutex_unlock(&adev->pm.mutex);
  744. return level;
  745. }
  746. int amdgpu_dpm_force_performance_level(struct amdgpu_device *adev,
  747. enum amd_dpm_forced_level level)
  748. {
  749. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  750. enum amd_dpm_forced_level current_level;
  751. uint32_t profile_mode_mask = AMD_DPM_FORCED_LEVEL_PROFILE_STANDARD |
  752. AMD_DPM_FORCED_LEVEL_PROFILE_MIN_SCLK |
  753. AMD_DPM_FORCED_LEVEL_PROFILE_MIN_MCLK |
  754. AMD_DPM_FORCED_LEVEL_PROFILE_PEAK;
  755. if (!pp_funcs || !pp_funcs->force_performance_level)
  756. return 0;
  757. if (adev->pm.dpm.thermal_active)
  758. return -EINVAL;
  759. current_level = amdgpu_dpm_get_performance_level(adev);
  760. if (current_level == level)
  761. return 0;
  762. if (adev->asic_type == CHIP_RAVEN) {
  763. if (!(adev->apu_flags & AMD_APU_IS_RAVEN2)) {
  764. if (current_level != AMD_DPM_FORCED_LEVEL_MANUAL &&
  765. level == AMD_DPM_FORCED_LEVEL_MANUAL)
  766. amdgpu_gfx_off_ctrl(adev, false);
  767. else if (current_level == AMD_DPM_FORCED_LEVEL_MANUAL &&
  768. level != AMD_DPM_FORCED_LEVEL_MANUAL)
  769. amdgpu_gfx_off_ctrl(adev, true);
  770. }
  771. }
  772. if (!(current_level & profile_mode_mask) &&
  773. (level == AMD_DPM_FORCED_LEVEL_PROFILE_EXIT))
  774. return -EINVAL;
  775. if (!(current_level & profile_mode_mask) &&
  776. (level & profile_mode_mask)) {
  777. /* enter UMD Pstate */
  778. amdgpu_device_ip_set_powergating_state(adev,
  779. AMD_IP_BLOCK_TYPE_GFX,
  780. AMD_PG_STATE_UNGATE);
  781. amdgpu_device_ip_set_clockgating_state(adev,
  782. AMD_IP_BLOCK_TYPE_GFX,
  783. AMD_CG_STATE_UNGATE);
  784. } else if ((current_level & profile_mode_mask) &&
  785. !(level & profile_mode_mask)) {
  786. /* exit UMD Pstate */
  787. amdgpu_device_ip_set_clockgating_state(adev,
  788. AMD_IP_BLOCK_TYPE_GFX,
  789. AMD_CG_STATE_GATE);
  790. amdgpu_device_ip_set_powergating_state(adev,
  791. AMD_IP_BLOCK_TYPE_GFX,
  792. AMD_PG_STATE_GATE);
  793. }
  794. mutex_lock(&adev->pm.mutex);
  795. if (pp_funcs->force_performance_level(adev->powerplay.pp_handle,
  796. level)) {
  797. mutex_unlock(&adev->pm.mutex);
  798. return -EINVAL;
  799. }
  800. adev->pm.dpm.forced_level = level;
  801. mutex_unlock(&adev->pm.mutex);
  802. return 0;
  803. }
  804. int amdgpu_dpm_get_pp_num_states(struct amdgpu_device *adev,
  805. struct pp_states_info *states)
  806. {
  807. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  808. int ret = 0;
  809. if (!pp_funcs->get_pp_num_states)
  810. return -EOPNOTSUPP;
  811. mutex_lock(&adev->pm.mutex);
  812. ret = pp_funcs->get_pp_num_states(adev->powerplay.pp_handle,
  813. states);
  814. mutex_unlock(&adev->pm.mutex);
  815. return ret;
  816. }
  817. int amdgpu_dpm_dispatch_task(struct amdgpu_device *adev,
  818. enum amd_pp_task task_id,
  819. enum amd_pm_state_type *user_state)
  820. {
  821. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  822. int ret = 0;
  823. if (!pp_funcs->dispatch_tasks)
  824. return -EOPNOTSUPP;
  825. mutex_lock(&adev->pm.mutex);
  826. ret = pp_funcs->dispatch_tasks(adev->powerplay.pp_handle,
  827. task_id,
  828. user_state);
  829. mutex_unlock(&adev->pm.mutex);
  830. return ret;
  831. }
  832. int amdgpu_dpm_get_pp_table(struct amdgpu_device *adev, char **table)
  833. {
  834. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  835. int ret = 0;
  836. if (!pp_funcs->get_pp_table)
  837. return 0;
  838. mutex_lock(&adev->pm.mutex);
  839. ret = pp_funcs->get_pp_table(adev->powerplay.pp_handle,
  840. table);
  841. mutex_unlock(&adev->pm.mutex);
  842. return ret;
  843. }
  844. int amdgpu_dpm_set_fine_grain_clk_vol(struct amdgpu_device *adev,
  845. uint32_t type,
  846. long *input,
  847. uint32_t size)
  848. {
  849. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  850. int ret = 0;
  851. if (!pp_funcs->set_fine_grain_clk_vol)
  852. return 0;
  853. mutex_lock(&adev->pm.mutex);
  854. ret = pp_funcs->set_fine_grain_clk_vol(adev->powerplay.pp_handle,
  855. type,
  856. input,
  857. size);
  858. mutex_unlock(&adev->pm.mutex);
  859. return ret;
  860. }
  861. int amdgpu_dpm_odn_edit_dpm_table(struct amdgpu_device *adev,
  862. uint32_t type,
  863. long *input,
  864. uint32_t size)
  865. {
  866. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  867. int ret = 0;
  868. if (!pp_funcs->odn_edit_dpm_table)
  869. return 0;
  870. mutex_lock(&adev->pm.mutex);
  871. ret = pp_funcs->odn_edit_dpm_table(adev->powerplay.pp_handle,
  872. type,
  873. input,
  874. size);
  875. mutex_unlock(&adev->pm.mutex);
  876. return ret;
  877. }
  878. int amdgpu_dpm_print_clock_levels(struct amdgpu_device *adev,
  879. enum pp_clock_type type,
  880. char *buf)
  881. {
  882. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  883. int ret = 0;
  884. if (!pp_funcs->print_clock_levels)
  885. return 0;
  886. mutex_lock(&adev->pm.mutex);
  887. ret = pp_funcs->print_clock_levels(adev->powerplay.pp_handle,
  888. type,
  889. buf);
  890. mutex_unlock(&adev->pm.mutex);
  891. return ret;
  892. }
  893. int amdgpu_dpm_emit_clock_levels(struct amdgpu_device *adev,
  894. enum pp_clock_type type,
  895. char *buf,
  896. int *offset)
  897. {
  898. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  899. int ret = 0;
  900. if (!pp_funcs->emit_clock_levels)
  901. return -ENOENT;
  902. mutex_lock(&adev->pm.mutex);
  903. ret = pp_funcs->emit_clock_levels(adev->powerplay.pp_handle,
  904. type,
  905. buf,
  906. offset);
  907. mutex_unlock(&adev->pm.mutex);
  908. return ret;
  909. }
  910. int amdgpu_dpm_set_ppfeature_status(struct amdgpu_device *adev,
  911. uint64_t ppfeature_masks)
  912. {
  913. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  914. int ret = 0;
  915. if (!pp_funcs->set_ppfeature_status)
  916. return 0;
  917. mutex_lock(&adev->pm.mutex);
  918. ret = pp_funcs->set_ppfeature_status(adev->powerplay.pp_handle,
  919. ppfeature_masks);
  920. mutex_unlock(&adev->pm.mutex);
  921. return ret;
  922. }
  923. int amdgpu_dpm_get_ppfeature_status(struct amdgpu_device *adev, char *buf)
  924. {
  925. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  926. int ret = 0;
  927. if (!pp_funcs->get_ppfeature_status)
  928. return 0;
  929. mutex_lock(&adev->pm.mutex);
  930. ret = pp_funcs->get_ppfeature_status(adev->powerplay.pp_handle,
  931. buf);
  932. mutex_unlock(&adev->pm.mutex);
  933. return ret;
  934. }
  935. int amdgpu_dpm_force_clock_level(struct amdgpu_device *adev,
  936. enum pp_clock_type type,
  937. uint32_t mask)
  938. {
  939. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  940. int ret = 0;
  941. if (!pp_funcs->force_clock_level)
  942. return 0;
  943. mutex_lock(&adev->pm.mutex);
  944. ret = pp_funcs->force_clock_level(adev->powerplay.pp_handle,
  945. type,
  946. mask);
  947. mutex_unlock(&adev->pm.mutex);
  948. return ret;
  949. }
  950. int amdgpu_dpm_get_sclk_od(struct amdgpu_device *adev)
  951. {
  952. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  953. int ret = 0;
  954. if (!pp_funcs->get_sclk_od)
  955. return -EOPNOTSUPP;
  956. mutex_lock(&adev->pm.mutex);
  957. ret = pp_funcs->get_sclk_od(adev->powerplay.pp_handle);
  958. mutex_unlock(&adev->pm.mutex);
  959. return ret;
  960. }
  961. int amdgpu_dpm_set_sclk_od(struct amdgpu_device *adev, uint32_t value)
  962. {
  963. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  964. if (is_support_sw_smu(adev))
  965. return -EOPNOTSUPP;
  966. mutex_lock(&adev->pm.mutex);
  967. if (pp_funcs->set_sclk_od)
  968. pp_funcs->set_sclk_od(adev->powerplay.pp_handle, value);
  969. mutex_unlock(&adev->pm.mutex);
  970. if (amdgpu_dpm_dispatch_task(adev,
  971. AMD_PP_TASK_READJUST_POWER_STATE,
  972. NULL) == -EOPNOTSUPP) {
  973. adev->pm.dpm.current_ps = adev->pm.dpm.boot_ps;
  974. amdgpu_dpm_compute_clocks(adev);
  975. }
  976. return 0;
  977. }
  978. int amdgpu_dpm_get_mclk_od(struct amdgpu_device *adev)
  979. {
  980. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  981. int ret = 0;
  982. if (!pp_funcs->get_mclk_od)
  983. return -EOPNOTSUPP;
  984. mutex_lock(&adev->pm.mutex);
  985. ret = pp_funcs->get_mclk_od(adev->powerplay.pp_handle);
  986. mutex_unlock(&adev->pm.mutex);
  987. return ret;
  988. }
  989. int amdgpu_dpm_set_mclk_od(struct amdgpu_device *adev, uint32_t value)
  990. {
  991. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  992. if (is_support_sw_smu(adev))
  993. return -EOPNOTSUPP;
  994. mutex_lock(&adev->pm.mutex);
  995. if (pp_funcs->set_mclk_od)
  996. pp_funcs->set_mclk_od(adev->powerplay.pp_handle, value);
  997. mutex_unlock(&adev->pm.mutex);
  998. if (amdgpu_dpm_dispatch_task(adev,
  999. AMD_PP_TASK_READJUST_POWER_STATE,
  1000. NULL) == -EOPNOTSUPP) {
  1001. adev->pm.dpm.current_ps = adev->pm.dpm.boot_ps;
  1002. amdgpu_dpm_compute_clocks(adev);
  1003. }
  1004. return 0;
  1005. }
  1006. int amdgpu_dpm_get_power_profile_mode(struct amdgpu_device *adev,
  1007. char *buf)
  1008. {
  1009. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  1010. int ret = 0;
  1011. if (!pp_funcs->get_power_profile_mode)
  1012. return -EOPNOTSUPP;
  1013. mutex_lock(&adev->pm.mutex);
  1014. ret = pp_funcs->get_power_profile_mode(adev->powerplay.pp_handle,
  1015. buf);
  1016. mutex_unlock(&adev->pm.mutex);
  1017. return ret;
  1018. }
  1019. int amdgpu_dpm_set_power_profile_mode(struct amdgpu_device *adev,
  1020. long *input, uint32_t size)
  1021. {
  1022. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  1023. int ret = 0;
  1024. if (!pp_funcs->set_power_profile_mode)
  1025. return 0;
  1026. mutex_lock(&adev->pm.mutex);
  1027. ret = pp_funcs->set_power_profile_mode(adev->powerplay.pp_handle,
  1028. input,
  1029. size);
  1030. mutex_unlock(&adev->pm.mutex);
  1031. return ret;
  1032. }
  1033. int amdgpu_dpm_get_gpu_metrics(struct amdgpu_device *adev, void **table)
  1034. {
  1035. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  1036. int ret = 0;
  1037. if (!pp_funcs->get_gpu_metrics)
  1038. return 0;
  1039. mutex_lock(&adev->pm.mutex);
  1040. ret = pp_funcs->get_gpu_metrics(adev->powerplay.pp_handle,
  1041. table);
  1042. mutex_unlock(&adev->pm.mutex);
  1043. return ret;
  1044. }
  1045. ssize_t amdgpu_dpm_get_pm_metrics(struct amdgpu_device *adev, void *pm_metrics,
  1046. size_t size)
  1047. {
  1048. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  1049. int ret = 0;
  1050. if (!pp_funcs->get_pm_metrics)
  1051. return -EOPNOTSUPP;
  1052. mutex_lock(&adev->pm.mutex);
  1053. ret = pp_funcs->get_pm_metrics(adev->powerplay.pp_handle, pm_metrics,
  1054. size);
  1055. mutex_unlock(&adev->pm.mutex);
  1056. return ret;
  1057. }
  1058. int amdgpu_dpm_get_fan_control_mode(struct amdgpu_device *adev,
  1059. uint32_t *fan_mode)
  1060. {
  1061. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  1062. int ret = 0;
  1063. if (!pp_funcs->get_fan_control_mode)
  1064. return -EOPNOTSUPP;
  1065. mutex_lock(&adev->pm.mutex);
  1066. ret = pp_funcs->get_fan_control_mode(adev->powerplay.pp_handle,
  1067. fan_mode);
  1068. mutex_unlock(&adev->pm.mutex);
  1069. return ret;
  1070. }
  1071. int amdgpu_dpm_set_fan_speed_pwm(struct amdgpu_device *adev,
  1072. uint32_t speed)
  1073. {
  1074. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  1075. int ret = 0;
  1076. if (!pp_funcs->set_fan_speed_pwm)
  1077. return -EOPNOTSUPP;
  1078. mutex_lock(&adev->pm.mutex);
  1079. ret = pp_funcs->set_fan_speed_pwm(adev->powerplay.pp_handle,
  1080. speed);
  1081. mutex_unlock(&adev->pm.mutex);
  1082. return ret;
  1083. }
  1084. int amdgpu_dpm_get_fan_speed_pwm(struct amdgpu_device *adev,
  1085. uint32_t *speed)
  1086. {
  1087. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  1088. int ret = 0;
  1089. if (!pp_funcs->get_fan_speed_pwm)
  1090. return -EOPNOTSUPP;
  1091. mutex_lock(&adev->pm.mutex);
  1092. ret = pp_funcs->get_fan_speed_pwm(adev->powerplay.pp_handle,
  1093. speed);
  1094. mutex_unlock(&adev->pm.mutex);
  1095. return ret;
  1096. }
  1097. int amdgpu_dpm_get_fan_speed_rpm(struct amdgpu_device *adev,
  1098. uint32_t *speed)
  1099. {
  1100. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  1101. int ret = 0;
  1102. if (!pp_funcs->get_fan_speed_rpm)
  1103. return -EOPNOTSUPP;
  1104. mutex_lock(&adev->pm.mutex);
  1105. ret = pp_funcs->get_fan_speed_rpm(adev->powerplay.pp_handle,
  1106. speed);
  1107. mutex_unlock(&adev->pm.mutex);
  1108. return ret;
  1109. }
  1110. int amdgpu_dpm_set_fan_speed_rpm(struct amdgpu_device *adev,
  1111. uint32_t speed)
  1112. {
  1113. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  1114. int ret = 0;
  1115. if (!pp_funcs->set_fan_speed_rpm)
  1116. return -EOPNOTSUPP;
  1117. mutex_lock(&adev->pm.mutex);
  1118. ret = pp_funcs->set_fan_speed_rpm(adev->powerplay.pp_handle,
  1119. speed);
  1120. mutex_unlock(&adev->pm.mutex);
  1121. return ret;
  1122. }
  1123. int amdgpu_dpm_set_fan_control_mode(struct amdgpu_device *adev,
  1124. uint32_t mode)
  1125. {
  1126. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  1127. int ret = 0;
  1128. if (!pp_funcs->set_fan_control_mode)
  1129. return -EOPNOTSUPP;
  1130. mutex_lock(&adev->pm.mutex);
  1131. ret = pp_funcs->set_fan_control_mode(adev->powerplay.pp_handle,
  1132. mode);
  1133. mutex_unlock(&adev->pm.mutex);
  1134. return ret;
  1135. }
  1136. int amdgpu_dpm_get_power_limit(struct amdgpu_device *adev,
  1137. uint32_t *limit,
  1138. enum pp_power_limit_level pp_limit_level,
  1139. enum pp_power_type power_type)
  1140. {
  1141. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  1142. int ret = 0;
  1143. if (!pp_funcs->get_power_limit)
  1144. return -ENODATA;
  1145. mutex_lock(&adev->pm.mutex);
  1146. ret = pp_funcs->get_power_limit(adev->powerplay.pp_handle,
  1147. limit,
  1148. pp_limit_level,
  1149. power_type);
  1150. mutex_unlock(&adev->pm.mutex);
  1151. return ret;
  1152. }
  1153. int amdgpu_dpm_set_power_limit(struct amdgpu_device *adev,
  1154. uint32_t limit)
  1155. {
  1156. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  1157. int ret = 0;
  1158. if (!pp_funcs->set_power_limit)
  1159. return -EINVAL;
  1160. mutex_lock(&adev->pm.mutex);
  1161. ret = pp_funcs->set_power_limit(adev->powerplay.pp_handle,
  1162. limit);
  1163. mutex_unlock(&adev->pm.mutex);
  1164. return ret;
  1165. }
  1166. int amdgpu_dpm_is_cclk_dpm_supported(struct amdgpu_device *adev)
  1167. {
  1168. bool cclk_dpm_supported = false;
  1169. if (!is_support_sw_smu(adev))
  1170. return false;
  1171. mutex_lock(&adev->pm.mutex);
  1172. cclk_dpm_supported = is_support_cclk_dpm(adev);
  1173. mutex_unlock(&adev->pm.mutex);
  1174. return (int)cclk_dpm_supported;
  1175. }
  1176. int amdgpu_dpm_debugfs_print_current_performance_level(struct amdgpu_device *adev,
  1177. struct seq_file *m)
  1178. {
  1179. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  1180. if (!pp_funcs->debugfs_print_current_performance_level)
  1181. return -EOPNOTSUPP;
  1182. mutex_lock(&adev->pm.mutex);
  1183. pp_funcs->debugfs_print_current_performance_level(adev->powerplay.pp_handle,
  1184. m);
  1185. mutex_unlock(&adev->pm.mutex);
  1186. return 0;
  1187. }
  1188. int amdgpu_dpm_get_smu_prv_buf_details(struct amdgpu_device *adev,
  1189. void **addr,
  1190. size_t *size)
  1191. {
  1192. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  1193. int ret = 0;
  1194. if (!pp_funcs->get_smu_prv_buf_details)
  1195. return -ENOSYS;
  1196. mutex_lock(&adev->pm.mutex);
  1197. ret = pp_funcs->get_smu_prv_buf_details(adev->powerplay.pp_handle,
  1198. addr,
  1199. size);
  1200. mutex_unlock(&adev->pm.mutex);
  1201. return ret;
  1202. }
  1203. int amdgpu_dpm_is_overdrive_supported(struct amdgpu_device *adev)
  1204. {
  1205. if (is_support_sw_smu(adev)) {
  1206. struct smu_context *smu = adev->powerplay.pp_handle;
  1207. return (smu->od_enabled || smu->is_apu);
  1208. } else {
  1209. struct pp_hwmgr *hwmgr;
  1210. /*
  1211. * dpm on some legacy asics don't carry od_enabled member
  1212. * as its pp_handle is casted directly from adev.
  1213. */
  1214. if (amdgpu_dpm_is_legacy_dpm(adev))
  1215. return false;
  1216. hwmgr = (struct pp_hwmgr *)adev->powerplay.pp_handle;
  1217. return hwmgr->od_enabled;
  1218. }
  1219. }
  1220. int amdgpu_dpm_set_pp_table(struct amdgpu_device *adev,
  1221. const char *buf,
  1222. size_t size)
  1223. {
  1224. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  1225. int ret = 0;
  1226. if (!pp_funcs->set_pp_table)
  1227. return -EOPNOTSUPP;
  1228. mutex_lock(&adev->pm.mutex);
  1229. ret = pp_funcs->set_pp_table(adev->powerplay.pp_handle,
  1230. buf,
  1231. size);
  1232. mutex_unlock(&adev->pm.mutex);
  1233. return ret;
  1234. }
  1235. int amdgpu_dpm_get_num_cpu_cores(struct amdgpu_device *adev)
  1236. {
  1237. struct smu_context *smu = adev->powerplay.pp_handle;
  1238. if (!is_support_sw_smu(adev))
  1239. return INT_MAX;
  1240. return smu->cpu_core_num;
  1241. }
  1242. void amdgpu_dpm_stb_debug_fs_init(struct amdgpu_device *adev)
  1243. {
  1244. if (!is_support_sw_smu(adev))
  1245. return;
  1246. amdgpu_smu_stb_debug_fs_init(adev);
  1247. }
  1248. int amdgpu_dpm_display_configuration_change(struct amdgpu_device *adev,
  1249. const struct amd_pp_display_configuration *input)
  1250. {
  1251. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  1252. int ret = 0;
  1253. if (!pp_funcs->display_configuration_change)
  1254. return 0;
  1255. mutex_lock(&adev->pm.mutex);
  1256. ret = pp_funcs->display_configuration_change(adev->powerplay.pp_handle,
  1257. input);
  1258. mutex_unlock(&adev->pm.mutex);
  1259. return ret;
  1260. }
  1261. int amdgpu_dpm_get_clock_by_type(struct amdgpu_device *adev,
  1262. enum amd_pp_clock_type type,
  1263. struct amd_pp_clocks *clocks)
  1264. {
  1265. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  1266. int ret = 0;
  1267. if (!pp_funcs->get_clock_by_type)
  1268. return 0;
  1269. mutex_lock(&adev->pm.mutex);
  1270. ret = pp_funcs->get_clock_by_type(adev->powerplay.pp_handle,
  1271. type,
  1272. clocks);
  1273. mutex_unlock(&adev->pm.mutex);
  1274. return ret;
  1275. }
  1276. int amdgpu_dpm_get_display_mode_validation_clks(struct amdgpu_device *adev,
  1277. struct amd_pp_simple_clock_info *clocks)
  1278. {
  1279. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  1280. int ret = 0;
  1281. if (!pp_funcs->get_display_mode_validation_clocks)
  1282. return 0;
  1283. mutex_lock(&adev->pm.mutex);
  1284. ret = pp_funcs->get_display_mode_validation_clocks(adev->powerplay.pp_handle,
  1285. clocks);
  1286. mutex_unlock(&adev->pm.mutex);
  1287. return ret;
  1288. }
  1289. int amdgpu_dpm_get_clock_by_type_with_latency(struct amdgpu_device *adev,
  1290. enum amd_pp_clock_type type,
  1291. struct pp_clock_levels_with_latency *clocks)
  1292. {
  1293. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  1294. int ret = 0;
  1295. if (!pp_funcs->get_clock_by_type_with_latency)
  1296. return 0;
  1297. mutex_lock(&adev->pm.mutex);
  1298. ret = pp_funcs->get_clock_by_type_with_latency(adev->powerplay.pp_handle,
  1299. type,
  1300. clocks);
  1301. mutex_unlock(&adev->pm.mutex);
  1302. return ret;
  1303. }
  1304. int amdgpu_dpm_get_clock_by_type_with_voltage(struct amdgpu_device *adev,
  1305. enum amd_pp_clock_type type,
  1306. struct pp_clock_levels_with_voltage *clocks)
  1307. {
  1308. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  1309. int ret = 0;
  1310. if (!pp_funcs->get_clock_by_type_with_voltage)
  1311. return 0;
  1312. mutex_lock(&adev->pm.mutex);
  1313. ret = pp_funcs->get_clock_by_type_with_voltage(adev->powerplay.pp_handle,
  1314. type,
  1315. clocks);
  1316. mutex_unlock(&adev->pm.mutex);
  1317. return ret;
  1318. }
  1319. int amdgpu_dpm_set_watermarks_for_clocks_ranges(struct amdgpu_device *adev,
  1320. void *clock_ranges)
  1321. {
  1322. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  1323. int ret = 0;
  1324. if (!pp_funcs->set_watermarks_for_clocks_ranges)
  1325. return -EOPNOTSUPP;
  1326. mutex_lock(&adev->pm.mutex);
  1327. ret = pp_funcs->set_watermarks_for_clocks_ranges(adev->powerplay.pp_handle,
  1328. clock_ranges);
  1329. mutex_unlock(&adev->pm.mutex);
  1330. return ret;
  1331. }
  1332. int amdgpu_dpm_display_clock_voltage_request(struct amdgpu_device *adev,
  1333. struct pp_display_clock_request *clock)
  1334. {
  1335. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  1336. int ret = 0;
  1337. if (!pp_funcs->display_clock_voltage_request)
  1338. return -EOPNOTSUPP;
  1339. mutex_lock(&adev->pm.mutex);
  1340. ret = pp_funcs->display_clock_voltage_request(adev->powerplay.pp_handle,
  1341. clock);
  1342. mutex_unlock(&adev->pm.mutex);
  1343. return ret;
  1344. }
  1345. int amdgpu_dpm_get_current_clocks(struct amdgpu_device *adev,
  1346. struct amd_pp_clock_info *clocks)
  1347. {
  1348. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  1349. int ret = 0;
  1350. if (!pp_funcs->get_current_clocks)
  1351. return -EOPNOTSUPP;
  1352. mutex_lock(&adev->pm.mutex);
  1353. ret = pp_funcs->get_current_clocks(adev->powerplay.pp_handle,
  1354. clocks);
  1355. mutex_unlock(&adev->pm.mutex);
  1356. return ret;
  1357. }
  1358. void amdgpu_dpm_notify_smu_enable_pwe(struct amdgpu_device *adev)
  1359. {
  1360. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  1361. if (!pp_funcs->notify_smu_enable_pwe)
  1362. return;
  1363. mutex_lock(&adev->pm.mutex);
  1364. pp_funcs->notify_smu_enable_pwe(adev->powerplay.pp_handle);
  1365. mutex_unlock(&adev->pm.mutex);
  1366. }
  1367. int amdgpu_dpm_set_active_display_count(struct amdgpu_device *adev,
  1368. uint32_t count)
  1369. {
  1370. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  1371. int ret = 0;
  1372. if (!pp_funcs->set_active_display_count)
  1373. return -EOPNOTSUPP;
  1374. mutex_lock(&adev->pm.mutex);
  1375. ret = pp_funcs->set_active_display_count(adev->powerplay.pp_handle,
  1376. count);
  1377. mutex_unlock(&adev->pm.mutex);
  1378. return ret;
  1379. }
  1380. int amdgpu_dpm_set_min_deep_sleep_dcefclk(struct amdgpu_device *adev,
  1381. uint32_t clock)
  1382. {
  1383. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  1384. int ret = 0;
  1385. if (!pp_funcs->set_min_deep_sleep_dcefclk)
  1386. return -EOPNOTSUPP;
  1387. mutex_lock(&adev->pm.mutex);
  1388. ret = pp_funcs->set_min_deep_sleep_dcefclk(adev->powerplay.pp_handle,
  1389. clock);
  1390. mutex_unlock(&adev->pm.mutex);
  1391. return ret;
  1392. }
  1393. void amdgpu_dpm_set_hard_min_dcefclk_by_freq(struct amdgpu_device *adev,
  1394. uint32_t clock)
  1395. {
  1396. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  1397. if (!pp_funcs->set_hard_min_dcefclk_by_freq)
  1398. return;
  1399. mutex_lock(&adev->pm.mutex);
  1400. pp_funcs->set_hard_min_dcefclk_by_freq(adev->powerplay.pp_handle,
  1401. clock);
  1402. mutex_unlock(&adev->pm.mutex);
  1403. }
  1404. void amdgpu_dpm_set_hard_min_fclk_by_freq(struct amdgpu_device *adev,
  1405. uint32_t clock)
  1406. {
  1407. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  1408. if (!pp_funcs->set_hard_min_fclk_by_freq)
  1409. return;
  1410. mutex_lock(&adev->pm.mutex);
  1411. pp_funcs->set_hard_min_fclk_by_freq(adev->powerplay.pp_handle,
  1412. clock);
  1413. mutex_unlock(&adev->pm.mutex);
  1414. }
  1415. int amdgpu_dpm_display_disable_memory_clock_switch(struct amdgpu_device *adev,
  1416. bool disable_memory_clock_switch)
  1417. {
  1418. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  1419. int ret = 0;
  1420. if (!pp_funcs->display_disable_memory_clock_switch)
  1421. return 0;
  1422. mutex_lock(&adev->pm.mutex);
  1423. ret = pp_funcs->display_disable_memory_clock_switch(adev->powerplay.pp_handle,
  1424. disable_memory_clock_switch);
  1425. mutex_unlock(&adev->pm.mutex);
  1426. return ret;
  1427. }
  1428. int amdgpu_dpm_get_max_sustainable_clocks_by_dc(struct amdgpu_device *adev,
  1429. struct pp_smu_nv_clock_table *max_clocks)
  1430. {
  1431. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  1432. int ret = 0;
  1433. if (!pp_funcs->get_max_sustainable_clocks_by_dc)
  1434. return -EOPNOTSUPP;
  1435. mutex_lock(&adev->pm.mutex);
  1436. ret = pp_funcs->get_max_sustainable_clocks_by_dc(adev->powerplay.pp_handle,
  1437. max_clocks);
  1438. mutex_unlock(&adev->pm.mutex);
  1439. return ret;
  1440. }
  1441. enum pp_smu_status amdgpu_dpm_get_uclk_dpm_states(struct amdgpu_device *adev,
  1442. unsigned int *clock_values_in_khz,
  1443. unsigned int *num_states)
  1444. {
  1445. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  1446. int ret = 0;
  1447. if (!pp_funcs->get_uclk_dpm_states)
  1448. return -EOPNOTSUPP;
  1449. mutex_lock(&adev->pm.mutex);
  1450. ret = pp_funcs->get_uclk_dpm_states(adev->powerplay.pp_handle,
  1451. clock_values_in_khz,
  1452. num_states);
  1453. mutex_unlock(&adev->pm.mutex);
  1454. return ret;
  1455. }
  1456. int amdgpu_dpm_get_dpm_clock_table(struct amdgpu_device *adev,
  1457. struct dpm_clocks *clock_table)
  1458. {
  1459. const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
  1460. int ret = 0;
  1461. if (!pp_funcs->get_dpm_clock_table)
  1462. return -EOPNOTSUPP;
  1463. mutex_lock(&adev->pm.mutex);
  1464. ret = pp_funcs->get_dpm_clock_table(adev->powerplay.pp_handle,
  1465. clock_table);
  1466. mutex_unlock(&adev->pm.mutex);
  1467. return ret;
  1468. }