ci_dpm.c 207 KB

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  1. /*
  2. * Copyright 2013 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 <drm/drmP.h>
  25. #include "amdgpu.h"
  26. #include "amdgpu_pm.h"
  27. #include "amdgpu_ucode.h"
  28. #include "cikd.h"
  29. #include "amdgpu_dpm.h"
  30. #include "ci_dpm.h"
  31. #include "gfx_v7_0.h"
  32. #include "atom.h"
  33. #include "amd_pcie.h"
  34. #include <linux/seq_file.h>
  35. #include "smu/smu_7_0_1_d.h"
  36. #include "smu/smu_7_0_1_sh_mask.h"
  37. #include "dce/dce_8_0_d.h"
  38. #include "dce/dce_8_0_sh_mask.h"
  39. #include "bif/bif_4_1_d.h"
  40. #include "bif/bif_4_1_sh_mask.h"
  41. #include "gca/gfx_7_2_d.h"
  42. #include "gca/gfx_7_2_sh_mask.h"
  43. #include "gmc/gmc_7_1_d.h"
  44. #include "gmc/gmc_7_1_sh_mask.h"
  45. MODULE_FIRMWARE("radeon/bonaire_smc.bin");
  46. MODULE_FIRMWARE("radeon/bonaire_k_smc.bin");
  47. MODULE_FIRMWARE("radeon/hawaii_smc.bin");
  48. MODULE_FIRMWARE("radeon/hawaii_k_smc.bin");
  49. #define MC_CG_ARB_FREQ_F0 0x0a
  50. #define MC_CG_ARB_FREQ_F1 0x0b
  51. #define MC_CG_ARB_FREQ_F2 0x0c
  52. #define MC_CG_ARB_FREQ_F3 0x0d
  53. #define SMC_RAM_END 0x40000
  54. #define VOLTAGE_SCALE 4
  55. #define VOLTAGE_VID_OFFSET_SCALE1 625
  56. #define VOLTAGE_VID_OFFSET_SCALE2 100
  57. static const struct ci_pt_defaults defaults_hawaii_xt =
  58. {
  59. 1, 0xF, 0xFD, 0x19, 5, 0x14, 0, 0xB0000,
  60. { 0x2E, 0x00, 0x00, 0x88, 0x00, 0x00, 0x72, 0x60, 0x51, 0xA7, 0x79, 0x6B, 0x90, 0xBD, 0x79 },
  61. { 0x217, 0x217, 0x217, 0x242, 0x242, 0x242, 0x269, 0x269, 0x269, 0x2A1, 0x2A1, 0x2A1, 0x2C9, 0x2C9, 0x2C9 }
  62. };
  63. static const struct ci_pt_defaults defaults_hawaii_pro =
  64. {
  65. 1, 0xF, 0xFD, 0x19, 5, 0x14, 0, 0x65062,
  66. { 0x2E, 0x00, 0x00, 0x88, 0x00, 0x00, 0x72, 0x60, 0x51, 0xA7, 0x79, 0x6B, 0x90, 0xBD, 0x79 },
  67. { 0x217, 0x217, 0x217, 0x242, 0x242, 0x242, 0x269, 0x269, 0x269, 0x2A1, 0x2A1, 0x2A1, 0x2C9, 0x2C9, 0x2C9 }
  68. };
  69. static const struct ci_pt_defaults defaults_bonaire_xt =
  70. {
  71. 1, 0xF, 0xFD, 0x19, 5, 45, 0, 0xB0000,
  72. { 0x79, 0x253, 0x25D, 0xAE, 0x72, 0x80, 0x83, 0x86, 0x6F, 0xC8, 0xC9, 0xC9, 0x2F, 0x4D, 0x61 },
  73. { 0x17C, 0x172, 0x180, 0x1BC, 0x1B3, 0x1BD, 0x206, 0x200, 0x203, 0x25D, 0x25A, 0x255, 0x2C3, 0x2C5, 0x2B4 }
  74. };
  75. #if 0
  76. static const struct ci_pt_defaults defaults_bonaire_pro =
  77. {
  78. 1, 0xF, 0xFD, 0x19, 5, 45, 0, 0x65062,
  79. { 0x8C, 0x23F, 0x244, 0xA6, 0x83, 0x85, 0x86, 0x86, 0x83, 0xDB, 0xDB, 0xDA, 0x67, 0x60, 0x5F },
  80. { 0x187, 0x193, 0x193, 0x1C7, 0x1D1, 0x1D1, 0x210, 0x219, 0x219, 0x266, 0x26C, 0x26C, 0x2C9, 0x2CB, 0x2CB }
  81. };
  82. #endif
  83. static const struct ci_pt_defaults defaults_saturn_xt =
  84. {
  85. 1, 0xF, 0xFD, 0x19, 5, 55, 0, 0x70000,
  86. { 0x8C, 0x247, 0x249, 0xA6, 0x80, 0x81, 0x8B, 0x89, 0x86, 0xC9, 0xCA, 0xC9, 0x4D, 0x4D, 0x4D },
  87. { 0x187, 0x187, 0x187, 0x1C7, 0x1C7, 0x1C7, 0x210, 0x210, 0x210, 0x266, 0x266, 0x266, 0x2C9, 0x2C9, 0x2C9 }
  88. };
  89. #if 0
  90. static const struct ci_pt_defaults defaults_saturn_pro =
  91. {
  92. 1, 0xF, 0xFD, 0x19, 5, 55, 0, 0x30000,
  93. { 0x96, 0x21D, 0x23B, 0xA1, 0x85, 0x87, 0x83, 0x84, 0x81, 0xE6, 0xE6, 0xE6, 0x71, 0x6A, 0x6A },
  94. { 0x193, 0x19E, 0x19E, 0x1D2, 0x1DC, 0x1DC, 0x21A, 0x223, 0x223, 0x26E, 0x27E, 0x274, 0x2CF, 0x2D2, 0x2D2 }
  95. };
  96. #endif
  97. static const struct ci_pt_config_reg didt_config_ci[] =
  98. {
  99. { 0x10, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  100. { 0x10, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  101. { 0x10, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  102. { 0x10, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  103. { 0x11, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  104. { 0x11, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  105. { 0x11, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  106. { 0x11, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  107. { 0x12, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  108. { 0x12, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  109. { 0x12, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  110. { 0x12, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  111. { 0x2, 0x00003fff, 0, 0x4, CISLANDS_CONFIGREG_DIDT_IND },
  112. { 0x2, 0x03ff0000, 16, 0x80, CISLANDS_CONFIGREG_DIDT_IND },
  113. { 0x2, 0x78000000, 27, 0x3, CISLANDS_CONFIGREG_DIDT_IND },
  114. { 0x1, 0x0000ffff, 0, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND },
  115. { 0x1, 0xffff0000, 16, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND },
  116. { 0x0, 0x00000001, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  117. { 0x30, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  118. { 0x30, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  119. { 0x30, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  120. { 0x30, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  121. { 0x31, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  122. { 0x31, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  123. { 0x31, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  124. { 0x31, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  125. { 0x32, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  126. { 0x32, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  127. { 0x32, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  128. { 0x32, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  129. { 0x22, 0x00003fff, 0, 0x4, CISLANDS_CONFIGREG_DIDT_IND },
  130. { 0x22, 0x03ff0000, 16, 0x80, CISLANDS_CONFIGREG_DIDT_IND },
  131. { 0x22, 0x78000000, 27, 0x3, CISLANDS_CONFIGREG_DIDT_IND },
  132. { 0x21, 0x0000ffff, 0, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND },
  133. { 0x21, 0xffff0000, 16, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND },
  134. { 0x20, 0x00000001, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  135. { 0x50, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  136. { 0x50, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  137. { 0x50, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  138. { 0x50, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  139. { 0x51, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  140. { 0x51, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  141. { 0x51, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  142. { 0x51, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  143. { 0x52, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  144. { 0x52, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  145. { 0x52, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  146. { 0x52, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  147. { 0x42, 0x00003fff, 0, 0x4, CISLANDS_CONFIGREG_DIDT_IND },
  148. { 0x42, 0x03ff0000, 16, 0x80, CISLANDS_CONFIGREG_DIDT_IND },
  149. { 0x42, 0x78000000, 27, 0x3, CISLANDS_CONFIGREG_DIDT_IND },
  150. { 0x41, 0x0000ffff, 0, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND },
  151. { 0x41, 0xffff0000, 16, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND },
  152. { 0x40, 0x00000001, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  153. { 0x70, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  154. { 0x70, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  155. { 0x70, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  156. { 0x70, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  157. { 0x71, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  158. { 0x71, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  159. { 0x71, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  160. { 0x71, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  161. { 0x72, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  162. { 0x72, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  163. { 0x72, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  164. { 0x72, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  165. { 0x62, 0x00003fff, 0, 0x4, CISLANDS_CONFIGREG_DIDT_IND },
  166. { 0x62, 0x03ff0000, 16, 0x80, CISLANDS_CONFIGREG_DIDT_IND },
  167. { 0x62, 0x78000000, 27, 0x3, CISLANDS_CONFIGREG_DIDT_IND },
  168. { 0x61, 0x0000ffff, 0, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND },
  169. { 0x61, 0xffff0000, 16, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND },
  170. { 0x60, 0x00000001, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  171. { 0xFFFFFFFF }
  172. };
  173. static u8 ci_get_memory_module_index(struct amdgpu_device *adev)
  174. {
  175. return (u8) ((RREG32(mmBIOS_SCRATCH_4) >> 16) & 0xff);
  176. }
  177. #define MC_CG_ARB_FREQ_F0 0x0a
  178. #define MC_CG_ARB_FREQ_F1 0x0b
  179. #define MC_CG_ARB_FREQ_F2 0x0c
  180. #define MC_CG_ARB_FREQ_F3 0x0d
  181. static int ci_copy_and_switch_arb_sets(struct amdgpu_device *adev,
  182. u32 arb_freq_src, u32 arb_freq_dest)
  183. {
  184. u32 mc_arb_dram_timing;
  185. u32 mc_arb_dram_timing2;
  186. u32 burst_time;
  187. u32 mc_cg_config;
  188. switch (arb_freq_src) {
  189. case MC_CG_ARB_FREQ_F0:
  190. mc_arb_dram_timing = RREG32(mmMC_ARB_DRAM_TIMING);
  191. mc_arb_dram_timing2 = RREG32(mmMC_ARB_DRAM_TIMING2);
  192. burst_time = (RREG32(mmMC_ARB_BURST_TIME) & MC_ARB_BURST_TIME__STATE0_MASK) >>
  193. MC_ARB_BURST_TIME__STATE0__SHIFT;
  194. break;
  195. case MC_CG_ARB_FREQ_F1:
  196. mc_arb_dram_timing = RREG32(mmMC_ARB_DRAM_TIMING_1);
  197. mc_arb_dram_timing2 = RREG32(mmMC_ARB_DRAM_TIMING2_1);
  198. burst_time = (RREG32(mmMC_ARB_BURST_TIME) & MC_ARB_BURST_TIME__STATE1_MASK) >>
  199. MC_ARB_BURST_TIME__STATE1__SHIFT;
  200. break;
  201. default:
  202. return -EINVAL;
  203. }
  204. switch (arb_freq_dest) {
  205. case MC_CG_ARB_FREQ_F0:
  206. WREG32(mmMC_ARB_DRAM_TIMING, mc_arb_dram_timing);
  207. WREG32(mmMC_ARB_DRAM_TIMING2, mc_arb_dram_timing2);
  208. WREG32_P(mmMC_ARB_BURST_TIME, (burst_time << MC_ARB_BURST_TIME__STATE0__SHIFT),
  209. ~MC_ARB_BURST_TIME__STATE0_MASK);
  210. break;
  211. case MC_CG_ARB_FREQ_F1:
  212. WREG32(mmMC_ARB_DRAM_TIMING_1, mc_arb_dram_timing);
  213. WREG32(mmMC_ARB_DRAM_TIMING2_1, mc_arb_dram_timing2);
  214. WREG32_P(mmMC_ARB_BURST_TIME, (burst_time << MC_ARB_BURST_TIME__STATE1__SHIFT),
  215. ~MC_ARB_BURST_TIME__STATE1_MASK);
  216. break;
  217. default:
  218. return -EINVAL;
  219. }
  220. mc_cg_config = RREG32(mmMC_CG_CONFIG) | 0x0000000F;
  221. WREG32(mmMC_CG_CONFIG, mc_cg_config);
  222. WREG32_P(mmMC_ARB_CG, (arb_freq_dest) << MC_ARB_CG__CG_ARB_REQ__SHIFT,
  223. ~MC_ARB_CG__CG_ARB_REQ_MASK);
  224. return 0;
  225. }
  226. static u8 ci_get_ddr3_mclk_frequency_ratio(u32 memory_clock)
  227. {
  228. u8 mc_para_index;
  229. if (memory_clock < 10000)
  230. mc_para_index = 0;
  231. else if (memory_clock >= 80000)
  232. mc_para_index = 0x0f;
  233. else
  234. mc_para_index = (u8)((memory_clock - 10000) / 5000 + 1);
  235. return mc_para_index;
  236. }
  237. static u8 ci_get_mclk_frequency_ratio(u32 memory_clock, bool strobe_mode)
  238. {
  239. u8 mc_para_index;
  240. if (strobe_mode) {
  241. if (memory_clock < 12500)
  242. mc_para_index = 0x00;
  243. else if (memory_clock > 47500)
  244. mc_para_index = 0x0f;
  245. else
  246. mc_para_index = (u8)((memory_clock - 10000) / 2500);
  247. } else {
  248. if (memory_clock < 65000)
  249. mc_para_index = 0x00;
  250. else if (memory_clock > 135000)
  251. mc_para_index = 0x0f;
  252. else
  253. mc_para_index = (u8)((memory_clock - 60000) / 5000);
  254. }
  255. return mc_para_index;
  256. }
  257. static void ci_trim_voltage_table_to_fit_state_table(struct amdgpu_device *adev,
  258. u32 max_voltage_steps,
  259. struct atom_voltage_table *voltage_table)
  260. {
  261. unsigned int i, diff;
  262. if (voltage_table->count <= max_voltage_steps)
  263. return;
  264. diff = voltage_table->count - max_voltage_steps;
  265. for (i = 0; i < max_voltage_steps; i++)
  266. voltage_table->entries[i] = voltage_table->entries[i + diff];
  267. voltage_table->count = max_voltage_steps;
  268. }
  269. static int ci_get_std_voltage_value_sidd(struct amdgpu_device *adev,
  270. struct atom_voltage_table_entry *voltage_table,
  271. u16 *std_voltage_hi_sidd, u16 *std_voltage_lo_sidd);
  272. static int ci_set_power_limit(struct amdgpu_device *adev, u32 n);
  273. static int ci_set_overdrive_target_tdp(struct amdgpu_device *adev,
  274. u32 target_tdp);
  275. static int ci_update_uvd_dpm(struct amdgpu_device *adev, bool gate);
  276. static void ci_dpm_set_irq_funcs(struct amdgpu_device *adev);
  277. static PPSMC_Result amdgpu_ci_send_msg_to_smc_with_parameter(struct amdgpu_device *adev,
  278. PPSMC_Msg msg, u32 parameter);
  279. static void ci_thermal_start_smc_fan_control(struct amdgpu_device *adev);
  280. static void ci_fan_ctrl_set_default_mode(struct amdgpu_device *adev);
  281. static struct ci_power_info *ci_get_pi(struct amdgpu_device *adev)
  282. {
  283. struct ci_power_info *pi = adev->pm.dpm.priv;
  284. return pi;
  285. }
  286. static struct ci_ps *ci_get_ps(struct amdgpu_ps *rps)
  287. {
  288. struct ci_ps *ps = rps->ps_priv;
  289. return ps;
  290. }
  291. static void ci_initialize_powertune_defaults(struct amdgpu_device *adev)
  292. {
  293. struct ci_power_info *pi = ci_get_pi(adev);
  294. switch (adev->pdev->device) {
  295. case 0x6649:
  296. case 0x6650:
  297. case 0x6651:
  298. case 0x6658:
  299. case 0x665C:
  300. case 0x665D:
  301. default:
  302. pi->powertune_defaults = &defaults_bonaire_xt;
  303. break;
  304. case 0x6640:
  305. case 0x6641:
  306. case 0x6646:
  307. case 0x6647:
  308. pi->powertune_defaults = &defaults_saturn_xt;
  309. break;
  310. case 0x67B8:
  311. case 0x67B0:
  312. pi->powertune_defaults = &defaults_hawaii_xt;
  313. break;
  314. case 0x67BA:
  315. case 0x67B1:
  316. pi->powertune_defaults = &defaults_hawaii_pro;
  317. break;
  318. case 0x67A0:
  319. case 0x67A1:
  320. case 0x67A2:
  321. case 0x67A8:
  322. case 0x67A9:
  323. case 0x67AA:
  324. case 0x67B9:
  325. case 0x67BE:
  326. pi->powertune_defaults = &defaults_bonaire_xt;
  327. break;
  328. }
  329. pi->dte_tj_offset = 0;
  330. pi->caps_power_containment = true;
  331. pi->caps_cac = false;
  332. pi->caps_sq_ramping = false;
  333. pi->caps_db_ramping = false;
  334. pi->caps_td_ramping = false;
  335. pi->caps_tcp_ramping = false;
  336. if (pi->caps_power_containment) {
  337. pi->caps_cac = true;
  338. if (adev->asic_type == CHIP_HAWAII)
  339. pi->enable_bapm_feature = false;
  340. else
  341. pi->enable_bapm_feature = true;
  342. pi->enable_tdc_limit_feature = true;
  343. pi->enable_pkg_pwr_tracking_feature = true;
  344. }
  345. }
  346. static u8 ci_convert_to_vid(u16 vddc)
  347. {
  348. return (6200 - (vddc * VOLTAGE_SCALE)) / 25;
  349. }
  350. static int ci_populate_bapm_vddc_vid_sidd(struct amdgpu_device *adev)
  351. {
  352. struct ci_power_info *pi = ci_get_pi(adev);
  353. u8 *hi_vid = pi->smc_powertune_table.BapmVddCVidHiSidd;
  354. u8 *lo_vid = pi->smc_powertune_table.BapmVddCVidLoSidd;
  355. u8 *hi2_vid = pi->smc_powertune_table.BapmVddCVidHiSidd2;
  356. u32 i;
  357. if (adev->pm.dpm.dyn_state.cac_leakage_table.entries == NULL)
  358. return -EINVAL;
  359. if (adev->pm.dpm.dyn_state.cac_leakage_table.count > 8)
  360. return -EINVAL;
  361. if (adev->pm.dpm.dyn_state.cac_leakage_table.count !=
  362. adev->pm.dpm.dyn_state.vddc_dependency_on_sclk.count)
  363. return -EINVAL;
  364. for (i = 0; i < adev->pm.dpm.dyn_state.cac_leakage_table.count; i++) {
  365. if (adev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_EVV) {
  366. lo_vid[i] = ci_convert_to_vid(adev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc1);
  367. hi_vid[i] = ci_convert_to_vid(adev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc2);
  368. hi2_vid[i] = ci_convert_to_vid(adev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc3);
  369. } else {
  370. lo_vid[i] = ci_convert_to_vid(adev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc);
  371. hi_vid[i] = ci_convert_to_vid((u16)adev->pm.dpm.dyn_state.cac_leakage_table.entries[i].leakage);
  372. }
  373. }
  374. return 0;
  375. }
  376. static int ci_populate_vddc_vid(struct amdgpu_device *adev)
  377. {
  378. struct ci_power_info *pi = ci_get_pi(adev);
  379. u8 *vid = pi->smc_powertune_table.VddCVid;
  380. u32 i;
  381. if (pi->vddc_voltage_table.count > 8)
  382. return -EINVAL;
  383. for (i = 0; i < pi->vddc_voltage_table.count; i++)
  384. vid[i] = ci_convert_to_vid(pi->vddc_voltage_table.entries[i].value);
  385. return 0;
  386. }
  387. static int ci_populate_svi_load_line(struct amdgpu_device *adev)
  388. {
  389. struct ci_power_info *pi = ci_get_pi(adev);
  390. const struct ci_pt_defaults *pt_defaults = pi->powertune_defaults;
  391. pi->smc_powertune_table.SviLoadLineEn = pt_defaults->svi_load_line_en;
  392. pi->smc_powertune_table.SviLoadLineVddC = pt_defaults->svi_load_line_vddc;
  393. pi->smc_powertune_table.SviLoadLineTrimVddC = 3;
  394. pi->smc_powertune_table.SviLoadLineOffsetVddC = 0;
  395. return 0;
  396. }
  397. static int ci_populate_tdc_limit(struct amdgpu_device *adev)
  398. {
  399. struct ci_power_info *pi = ci_get_pi(adev);
  400. const struct ci_pt_defaults *pt_defaults = pi->powertune_defaults;
  401. u16 tdc_limit;
  402. tdc_limit = adev->pm.dpm.dyn_state.cac_tdp_table->tdc * 256;
  403. pi->smc_powertune_table.TDC_VDDC_PkgLimit = cpu_to_be16(tdc_limit);
  404. pi->smc_powertune_table.TDC_VDDC_ThrottleReleaseLimitPerc =
  405. pt_defaults->tdc_vddc_throttle_release_limit_perc;
  406. pi->smc_powertune_table.TDC_MAWt = pt_defaults->tdc_mawt;
  407. return 0;
  408. }
  409. static int ci_populate_dw8(struct amdgpu_device *adev)
  410. {
  411. struct ci_power_info *pi = ci_get_pi(adev);
  412. const struct ci_pt_defaults *pt_defaults = pi->powertune_defaults;
  413. int ret;
  414. ret = amdgpu_ci_read_smc_sram_dword(adev,
  415. SMU7_FIRMWARE_HEADER_LOCATION +
  416. offsetof(SMU7_Firmware_Header, PmFuseTable) +
  417. offsetof(SMU7_Discrete_PmFuses, TdcWaterfallCtl),
  418. (u32 *)&pi->smc_powertune_table.TdcWaterfallCtl,
  419. pi->sram_end);
  420. if (ret)
  421. return -EINVAL;
  422. else
  423. pi->smc_powertune_table.TdcWaterfallCtl = pt_defaults->tdc_waterfall_ctl;
  424. return 0;
  425. }
  426. static int ci_populate_fuzzy_fan(struct amdgpu_device *adev)
  427. {
  428. struct ci_power_info *pi = ci_get_pi(adev);
  429. if ((adev->pm.dpm.fan.fan_output_sensitivity & (1 << 15)) ||
  430. (adev->pm.dpm.fan.fan_output_sensitivity == 0))
  431. adev->pm.dpm.fan.fan_output_sensitivity =
  432. adev->pm.dpm.fan.default_fan_output_sensitivity;
  433. pi->smc_powertune_table.FuzzyFan_PwmSetDelta =
  434. cpu_to_be16(adev->pm.dpm.fan.fan_output_sensitivity);
  435. return 0;
  436. }
  437. static int ci_min_max_v_gnbl_pm_lid_from_bapm_vddc(struct amdgpu_device *adev)
  438. {
  439. struct ci_power_info *pi = ci_get_pi(adev);
  440. u8 *hi_vid = pi->smc_powertune_table.BapmVddCVidHiSidd;
  441. u8 *lo_vid = pi->smc_powertune_table.BapmVddCVidLoSidd;
  442. int i, min, max;
  443. min = max = hi_vid[0];
  444. for (i = 0; i < 8; i++) {
  445. if (0 != hi_vid[i]) {
  446. if (min > hi_vid[i])
  447. min = hi_vid[i];
  448. if (max < hi_vid[i])
  449. max = hi_vid[i];
  450. }
  451. if (0 != lo_vid[i]) {
  452. if (min > lo_vid[i])
  453. min = lo_vid[i];
  454. if (max < lo_vid[i])
  455. max = lo_vid[i];
  456. }
  457. }
  458. if ((min == 0) || (max == 0))
  459. return -EINVAL;
  460. pi->smc_powertune_table.GnbLPMLMaxVid = (u8)max;
  461. pi->smc_powertune_table.GnbLPMLMinVid = (u8)min;
  462. return 0;
  463. }
  464. static int ci_populate_bapm_vddc_base_leakage_sidd(struct amdgpu_device *adev)
  465. {
  466. struct ci_power_info *pi = ci_get_pi(adev);
  467. u16 hi_sidd = pi->smc_powertune_table.BapmVddCBaseLeakageHiSidd;
  468. u16 lo_sidd = pi->smc_powertune_table.BapmVddCBaseLeakageLoSidd;
  469. struct amdgpu_cac_tdp_table *cac_tdp_table =
  470. adev->pm.dpm.dyn_state.cac_tdp_table;
  471. hi_sidd = cac_tdp_table->high_cac_leakage / 100 * 256;
  472. lo_sidd = cac_tdp_table->low_cac_leakage / 100 * 256;
  473. pi->smc_powertune_table.BapmVddCBaseLeakageHiSidd = cpu_to_be16(hi_sidd);
  474. pi->smc_powertune_table.BapmVddCBaseLeakageLoSidd = cpu_to_be16(lo_sidd);
  475. return 0;
  476. }
  477. static int ci_populate_bapm_parameters_in_dpm_table(struct amdgpu_device *adev)
  478. {
  479. struct ci_power_info *pi = ci_get_pi(adev);
  480. const struct ci_pt_defaults *pt_defaults = pi->powertune_defaults;
  481. SMU7_Discrete_DpmTable *dpm_table = &pi->smc_state_table;
  482. struct amdgpu_cac_tdp_table *cac_tdp_table =
  483. adev->pm.dpm.dyn_state.cac_tdp_table;
  484. struct amdgpu_ppm_table *ppm = adev->pm.dpm.dyn_state.ppm_table;
  485. int i, j, k;
  486. const u16 *def1;
  487. const u16 *def2;
  488. dpm_table->DefaultTdp = cac_tdp_table->tdp * 256;
  489. dpm_table->TargetTdp = cac_tdp_table->configurable_tdp * 256;
  490. dpm_table->DTETjOffset = (u8)pi->dte_tj_offset;
  491. dpm_table->GpuTjMax =
  492. (u8)(pi->thermal_temp_setting.temperature_high / 1000);
  493. dpm_table->GpuTjHyst = 8;
  494. dpm_table->DTEAmbientTempBase = pt_defaults->dte_ambient_temp_base;
  495. if (ppm) {
  496. dpm_table->PPM_PkgPwrLimit = cpu_to_be16((u16)ppm->dgpu_tdp * 256 / 1000);
  497. dpm_table->PPM_TemperatureLimit = cpu_to_be16((u16)ppm->tj_max * 256);
  498. } else {
  499. dpm_table->PPM_PkgPwrLimit = cpu_to_be16(0);
  500. dpm_table->PPM_TemperatureLimit = cpu_to_be16(0);
  501. }
  502. dpm_table->BAPM_TEMP_GRADIENT = cpu_to_be32(pt_defaults->bapm_temp_gradient);
  503. def1 = pt_defaults->bapmti_r;
  504. def2 = pt_defaults->bapmti_rc;
  505. for (i = 0; i < SMU7_DTE_ITERATIONS; i++) {
  506. for (j = 0; j < SMU7_DTE_SOURCES; j++) {
  507. for (k = 0; k < SMU7_DTE_SINKS; k++) {
  508. dpm_table->BAPMTI_R[i][j][k] = cpu_to_be16(*def1);
  509. dpm_table->BAPMTI_RC[i][j][k] = cpu_to_be16(*def2);
  510. def1++;
  511. def2++;
  512. }
  513. }
  514. }
  515. return 0;
  516. }
  517. static int ci_populate_pm_base(struct amdgpu_device *adev)
  518. {
  519. struct ci_power_info *pi = ci_get_pi(adev);
  520. u32 pm_fuse_table_offset;
  521. int ret;
  522. if (pi->caps_power_containment) {
  523. ret = amdgpu_ci_read_smc_sram_dword(adev,
  524. SMU7_FIRMWARE_HEADER_LOCATION +
  525. offsetof(SMU7_Firmware_Header, PmFuseTable),
  526. &pm_fuse_table_offset, pi->sram_end);
  527. if (ret)
  528. return ret;
  529. ret = ci_populate_bapm_vddc_vid_sidd(adev);
  530. if (ret)
  531. return ret;
  532. ret = ci_populate_vddc_vid(adev);
  533. if (ret)
  534. return ret;
  535. ret = ci_populate_svi_load_line(adev);
  536. if (ret)
  537. return ret;
  538. ret = ci_populate_tdc_limit(adev);
  539. if (ret)
  540. return ret;
  541. ret = ci_populate_dw8(adev);
  542. if (ret)
  543. return ret;
  544. ret = ci_populate_fuzzy_fan(adev);
  545. if (ret)
  546. return ret;
  547. ret = ci_min_max_v_gnbl_pm_lid_from_bapm_vddc(adev);
  548. if (ret)
  549. return ret;
  550. ret = ci_populate_bapm_vddc_base_leakage_sidd(adev);
  551. if (ret)
  552. return ret;
  553. ret = amdgpu_ci_copy_bytes_to_smc(adev, pm_fuse_table_offset,
  554. (u8 *)&pi->smc_powertune_table,
  555. sizeof(SMU7_Discrete_PmFuses), pi->sram_end);
  556. if (ret)
  557. return ret;
  558. }
  559. return 0;
  560. }
  561. static void ci_do_enable_didt(struct amdgpu_device *adev, const bool enable)
  562. {
  563. struct ci_power_info *pi = ci_get_pi(adev);
  564. u32 data;
  565. if (pi->caps_sq_ramping) {
  566. data = RREG32_DIDT(ixDIDT_SQ_CTRL0);
  567. if (enable)
  568. data |= DIDT_SQ_CTRL0__DIDT_CTRL_EN_MASK;
  569. else
  570. data &= ~DIDT_SQ_CTRL0__DIDT_CTRL_EN_MASK;
  571. WREG32_DIDT(ixDIDT_SQ_CTRL0, data);
  572. }
  573. if (pi->caps_db_ramping) {
  574. data = RREG32_DIDT(ixDIDT_DB_CTRL0);
  575. if (enable)
  576. data |= DIDT_DB_CTRL0__DIDT_CTRL_EN_MASK;
  577. else
  578. data &= ~DIDT_DB_CTRL0__DIDT_CTRL_EN_MASK;
  579. WREG32_DIDT(ixDIDT_DB_CTRL0, data);
  580. }
  581. if (pi->caps_td_ramping) {
  582. data = RREG32_DIDT(ixDIDT_TD_CTRL0);
  583. if (enable)
  584. data |= DIDT_TD_CTRL0__DIDT_CTRL_EN_MASK;
  585. else
  586. data &= ~DIDT_TD_CTRL0__DIDT_CTRL_EN_MASK;
  587. WREG32_DIDT(ixDIDT_TD_CTRL0, data);
  588. }
  589. if (pi->caps_tcp_ramping) {
  590. data = RREG32_DIDT(ixDIDT_TCP_CTRL0);
  591. if (enable)
  592. data |= DIDT_TCP_CTRL0__DIDT_CTRL_EN_MASK;
  593. else
  594. data &= ~DIDT_TCP_CTRL0__DIDT_CTRL_EN_MASK;
  595. WREG32_DIDT(ixDIDT_TCP_CTRL0, data);
  596. }
  597. }
  598. static int ci_program_pt_config_registers(struct amdgpu_device *adev,
  599. const struct ci_pt_config_reg *cac_config_regs)
  600. {
  601. const struct ci_pt_config_reg *config_regs = cac_config_regs;
  602. u32 data;
  603. u32 cache = 0;
  604. if (config_regs == NULL)
  605. return -EINVAL;
  606. while (config_regs->offset != 0xFFFFFFFF) {
  607. if (config_regs->type == CISLANDS_CONFIGREG_CACHE) {
  608. cache |= ((config_regs->value << config_regs->shift) & config_regs->mask);
  609. } else {
  610. switch (config_regs->type) {
  611. case CISLANDS_CONFIGREG_SMC_IND:
  612. data = RREG32_SMC(config_regs->offset);
  613. break;
  614. case CISLANDS_CONFIGREG_DIDT_IND:
  615. data = RREG32_DIDT(config_regs->offset);
  616. break;
  617. default:
  618. data = RREG32(config_regs->offset);
  619. break;
  620. }
  621. data &= ~config_regs->mask;
  622. data |= ((config_regs->value << config_regs->shift) & config_regs->mask);
  623. data |= cache;
  624. switch (config_regs->type) {
  625. case CISLANDS_CONFIGREG_SMC_IND:
  626. WREG32_SMC(config_regs->offset, data);
  627. break;
  628. case CISLANDS_CONFIGREG_DIDT_IND:
  629. WREG32_DIDT(config_regs->offset, data);
  630. break;
  631. default:
  632. WREG32(config_regs->offset, data);
  633. break;
  634. }
  635. cache = 0;
  636. }
  637. config_regs++;
  638. }
  639. return 0;
  640. }
  641. static int ci_enable_didt(struct amdgpu_device *adev, bool enable)
  642. {
  643. struct ci_power_info *pi = ci_get_pi(adev);
  644. int ret;
  645. if (pi->caps_sq_ramping || pi->caps_db_ramping ||
  646. pi->caps_td_ramping || pi->caps_tcp_ramping) {
  647. adev->gfx.rlc.funcs->enter_safe_mode(adev);
  648. if (enable) {
  649. ret = ci_program_pt_config_registers(adev, didt_config_ci);
  650. if (ret) {
  651. adev->gfx.rlc.funcs->exit_safe_mode(adev);
  652. return ret;
  653. }
  654. }
  655. ci_do_enable_didt(adev, enable);
  656. adev->gfx.rlc.funcs->exit_safe_mode(adev);
  657. }
  658. return 0;
  659. }
  660. static int ci_enable_power_containment(struct amdgpu_device *adev, bool enable)
  661. {
  662. struct ci_power_info *pi = ci_get_pi(adev);
  663. PPSMC_Result smc_result;
  664. int ret = 0;
  665. if (enable) {
  666. pi->power_containment_features = 0;
  667. if (pi->caps_power_containment) {
  668. if (pi->enable_bapm_feature) {
  669. smc_result = amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_EnableDTE);
  670. if (smc_result != PPSMC_Result_OK)
  671. ret = -EINVAL;
  672. else
  673. pi->power_containment_features |= POWERCONTAINMENT_FEATURE_BAPM;
  674. }
  675. if (pi->enable_tdc_limit_feature) {
  676. smc_result = amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_TDCLimitEnable);
  677. if (smc_result != PPSMC_Result_OK)
  678. ret = -EINVAL;
  679. else
  680. pi->power_containment_features |= POWERCONTAINMENT_FEATURE_TDCLimit;
  681. }
  682. if (pi->enable_pkg_pwr_tracking_feature) {
  683. smc_result = amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_PkgPwrLimitEnable);
  684. if (smc_result != PPSMC_Result_OK) {
  685. ret = -EINVAL;
  686. } else {
  687. struct amdgpu_cac_tdp_table *cac_tdp_table =
  688. adev->pm.dpm.dyn_state.cac_tdp_table;
  689. u32 default_pwr_limit =
  690. (u32)(cac_tdp_table->maximum_power_delivery_limit * 256);
  691. pi->power_containment_features |= POWERCONTAINMENT_FEATURE_PkgPwrLimit;
  692. ci_set_power_limit(adev, default_pwr_limit);
  693. }
  694. }
  695. }
  696. } else {
  697. if (pi->caps_power_containment && pi->power_containment_features) {
  698. if (pi->power_containment_features & POWERCONTAINMENT_FEATURE_TDCLimit)
  699. amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_TDCLimitDisable);
  700. if (pi->power_containment_features & POWERCONTAINMENT_FEATURE_BAPM)
  701. amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_DisableDTE);
  702. if (pi->power_containment_features & POWERCONTAINMENT_FEATURE_PkgPwrLimit)
  703. amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_PkgPwrLimitDisable);
  704. pi->power_containment_features = 0;
  705. }
  706. }
  707. return ret;
  708. }
  709. static int ci_enable_smc_cac(struct amdgpu_device *adev, bool enable)
  710. {
  711. struct ci_power_info *pi = ci_get_pi(adev);
  712. PPSMC_Result smc_result;
  713. int ret = 0;
  714. if (pi->caps_cac) {
  715. if (enable) {
  716. smc_result = amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_EnableCac);
  717. if (smc_result != PPSMC_Result_OK) {
  718. ret = -EINVAL;
  719. pi->cac_enabled = false;
  720. } else {
  721. pi->cac_enabled = true;
  722. }
  723. } else if (pi->cac_enabled) {
  724. amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_DisableCac);
  725. pi->cac_enabled = false;
  726. }
  727. }
  728. return ret;
  729. }
  730. static int ci_enable_thermal_based_sclk_dpm(struct amdgpu_device *adev,
  731. bool enable)
  732. {
  733. struct ci_power_info *pi = ci_get_pi(adev);
  734. PPSMC_Result smc_result = PPSMC_Result_OK;
  735. if (pi->thermal_sclk_dpm_enabled) {
  736. if (enable)
  737. smc_result = amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_ENABLE_THERMAL_DPM);
  738. else
  739. smc_result = amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_DISABLE_THERMAL_DPM);
  740. }
  741. if (smc_result == PPSMC_Result_OK)
  742. return 0;
  743. else
  744. return -EINVAL;
  745. }
  746. static int ci_power_control_set_level(struct amdgpu_device *adev)
  747. {
  748. struct ci_power_info *pi = ci_get_pi(adev);
  749. struct amdgpu_cac_tdp_table *cac_tdp_table =
  750. adev->pm.dpm.dyn_state.cac_tdp_table;
  751. s32 adjust_percent;
  752. s32 target_tdp;
  753. int ret = 0;
  754. bool adjust_polarity = false; /* ??? */
  755. if (pi->caps_power_containment) {
  756. adjust_percent = adjust_polarity ?
  757. adev->pm.dpm.tdp_adjustment : (-1 * adev->pm.dpm.tdp_adjustment);
  758. target_tdp = ((100 + adjust_percent) *
  759. (s32)cac_tdp_table->configurable_tdp) / 100;
  760. ret = ci_set_overdrive_target_tdp(adev, (u32)target_tdp);
  761. }
  762. return ret;
  763. }
  764. static void ci_dpm_powergate_uvd(void *handle, bool gate)
  765. {
  766. struct amdgpu_device *adev = (struct amdgpu_device *)handle;
  767. struct ci_power_info *pi = ci_get_pi(adev);
  768. pi->uvd_power_gated = gate;
  769. if (gate) {
  770. /* stop the UVD block */
  771. amdgpu_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_UVD,
  772. AMD_PG_STATE_GATE);
  773. ci_update_uvd_dpm(adev, gate);
  774. } else {
  775. amdgpu_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_UVD,
  776. AMD_PG_STATE_UNGATE);
  777. ci_update_uvd_dpm(adev, gate);
  778. }
  779. }
  780. static bool ci_dpm_vblank_too_short(void *handle)
  781. {
  782. struct amdgpu_device *adev = (struct amdgpu_device *)handle;
  783. u32 vblank_time = amdgpu_dpm_get_vblank_time(adev);
  784. u32 switch_limit = adev->mc.vram_type == AMDGPU_VRAM_TYPE_GDDR5 ? 450 : 300;
  785. /* disable mclk switching if the refresh is >120Hz, even if the
  786. * blanking period would allow it
  787. */
  788. if (amdgpu_dpm_get_vrefresh(adev) > 120)
  789. return true;
  790. if (vblank_time < switch_limit)
  791. return true;
  792. else
  793. return false;
  794. }
  795. static void ci_apply_state_adjust_rules(struct amdgpu_device *adev,
  796. struct amdgpu_ps *rps)
  797. {
  798. struct ci_ps *ps = ci_get_ps(rps);
  799. struct ci_power_info *pi = ci_get_pi(adev);
  800. struct amdgpu_clock_and_voltage_limits *max_limits;
  801. bool disable_mclk_switching;
  802. u32 sclk, mclk;
  803. int i;
  804. if (rps->vce_active) {
  805. rps->evclk = adev->pm.dpm.vce_states[adev->pm.dpm.vce_level].evclk;
  806. rps->ecclk = adev->pm.dpm.vce_states[adev->pm.dpm.vce_level].ecclk;
  807. } else {
  808. rps->evclk = 0;
  809. rps->ecclk = 0;
  810. }
  811. if ((adev->pm.dpm.new_active_crtc_count > 1) ||
  812. ci_dpm_vblank_too_short(adev))
  813. disable_mclk_switching = true;
  814. else
  815. disable_mclk_switching = false;
  816. if ((rps->class & ATOM_PPLIB_CLASSIFICATION_UI_MASK) == ATOM_PPLIB_CLASSIFICATION_UI_BATTERY)
  817. pi->battery_state = true;
  818. else
  819. pi->battery_state = false;
  820. if (adev->pm.dpm.ac_power)
  821. max_limits = &adev->pm.dpm.dyn_state.max_clock_voltage_on_ac;
  822. else
  823. max_limits = &adev->pm.dpm.dyn_state.max_clock_voltage_on_dc;
  824. if (adev->pm.dpm.ac_power == false) {
  825. for (i = 0; i < ps->performance_level_count; i++) {
  826. if (ps->performance_levels[i].mclk > max_limits->mclk)
  827. ps->performance_levels[i].mclk = max_limits->mclk;
  828. if (ps->performance_levels[i].sclk > max_limits->sclk)
  829. ps->performance_levels[i].sclk = max_limits->sclk;
  830. }
  831. }
  832. /* XXX validate the min clocks required for display */
  833. if (disable_mclk_switching) {
  834. mclk = ps->performance_levels[ps->performance_level_count - 1].mclk;
  835. sclk = ps->performance_levels[0].sclk;
  836. } else {
  837. mclk = ps->performance_levels[0].mclk;
  838. sclk = ps->performance_levels[0].sclk;
  839. }
  840. if (adev->pm.pm_display_cfg.min_core_set_clock > sclk)
  841. sclk = adev->pm.pm_display_cfg.min_core_set_clock;
  842. if (adev->pm.pm_display_cfg.min_mem_set_clock > mclk)
  843. mclk = adev->pm.pm_display_cfg.min_mem_set_clock;
  844. if (rps->vce_active) {
  845. if (sclk < adev->pm.dpm.vce_states[adev->pm.dpm.vce_level].sclk)
  846. sclk = adev->pm.dpm.vce_states[adev->pm.dpm.vce_level].sclk;
  847. if (mclk < adev->pm.dpm.vce_states[adev->pm.dpm.vce_level].mclk)
  848. mclk = adev->pm.dpm.vce_states[adev->pm.dpm.vce_level].mclk;
  849. }
  850. ps->performance_levels[0].sclk = sclk;
  851. ps->performance_levels[0].mclk = mclk;
  852. if (ps->performance_levels[1].sclk < ps->performance_levels[0].sclk)
  853. ps->performance_levels[1].sclk = ps->performance_levels[0].sclk;
  854. if (disable_mclk_switching) {
  855. if (ps->performance_levels[0].mclk < ps->performance_levels[1].mclk)
  856. ps->performance_levels[0].mclk = ps->performance_levels[1].mclk;
  857. } else {
  858. if (ps->performance_levels[1].mclk < ps->performance_levels[0].mclk)
  859. ps->performance_levels[1].mclk = ps->performance_levels[0].mclk;
  860. }
  861. }
  862. static int ci_thermal_set_temperature_range(struct amdgpu_device *adev,
  863. int min_temp, int max_temp)
  864. {
  865. int low_temp = 0 * 1000;
  866. int high_temp = 255 * 1000;
  867. u32 tmp;
  868. if (low_temp < min_temp)
  869. low_temp = min_temp;
  870. if (high_temp > max_temp)
  871. high_temp = max_temp;
  872. if (high_temp < low_temp) {
  873. DRM_ERROR("invalid thermal range: %d - %d\n", low_temp, high_temp);
  874. return -EINVAL;
  875. }
  876. tmp = RREG32_SMC(ixCG_THERMAL_INT);
  877. tmp &= ~(CG_THERMAL_INT__DIG_THERM_INTH_MASK | CG_THERMAL_INT__DIG_THERM_INTL_MASK);
  878. tmp |= ((high_temp / 1000) << CG_THERMAL_INT__DIG_THERM_INTH__SHIFT) |
  879. ((low_temp / 1000)) << CG_THERMAL_INT__DIG_THERM_INTL__SHIFT;
  880. WREG32_SMC(ixCG_THERMAL_INT, tmp);
  881. #if 0
  882. /* XXX: need to figure out how to handle this properly */
  883. tmp = RREG32_SMC(ixCG_THERMAL_CTRL);
  884. tmp &= DIG_THERM_DPM_MASK;
  885. tmp |= DIG_THERM_DPM(high_temp / 1000);
  886. WREG32_SMC(ixCG_THERMAL_CTRL, tmp);
  887. #endif
  888. adev->pm.dpm.thermal.min_temp = low_temp;
  889. adev->pm.dpm.thermal.max_temp = high_temp;
  890. return 0;
  891. }
  892. static int ci_thermal_enable_alert(struct amdgpu_device *adev,
  893. bool enable)
  894. {
  895. u32 thermal_int = RREG32_SMC(ixCG_THERMAL_INT);
  896. PPSMC_Result result;
  897. if (enable) {
  898. thermal_int &= ~(CG_THERMAL_INT_CTRL__THERM_INTH_MASK_MASK |
  899. CG_THERMAL_INT_CTRL__THERM_INTL_MASK_MASK);
  900. WREG32_SMC(ixCG_THERMAL_INT, thermal_int);
  901. result = amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_Thermal_Cntl_Enable);
  902. if (result != PPSMC_Result_OK) {
  903. DRM_DEBUG_KMS("Could not enable thermal interrupts.\n");
  904. return -EINVAL;
  905. }
  906. } else {
  907. thermal_int |= CG_THERMAL_INT_CTRL__THERM_INTH_MASK_MASK |
  908. CG_THERMAL_INT_CTRL__THERM_INTL_MASK_MASK;
  909. WREG32_SMC(ixCG_THERMAL_INT, thermal_int);
  910. result = amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_Thermal_Cntl_Disable);
  911. if (result != PPSMC_Result_OK) {
  912. DRM_DEBUG_KMS("Could not disable thermal interrupts.\n");
  913. return -EINVAL;
  914. }
  915. }
  916. return 0;
  917. }
  918. static void ci_fan_ctrl_set_static_mode(struct amdgpu_device *adev, u32 mode)
  919. {
  920. struct ci_power_info *pi = ci_get_pi(adev);
  921. u32 tmp;
  922. if (pi->fan_ctrl_is_in_default_mode) {
  923. tmp = (RREG32_SMC(ixCG_FDO_CTRL2) & CG_FDO_CTRL2__FDO_PWM_MODE_MASK)
  924. >> CG_FDO_CTRL2__FDO_PWM_MODE__SHIFT;
  925. pi->fan_ctrl_default_mode = tmp;
  926. tmp = (RREG32_SMC(ixCG_FDO_CTRL2) & CG_FDO_CTRL2__TMIN_MASK)
  927. >> CG_FDO_CTRL2__TMIN__SHIFT;
  928. pi->t_min = tmp;
  929. pi->fan_ctrl_is_in_default_mode = false;
  930. }
  931. tmp = RREG32_SMC(ixCG_FDO_CTRL2) & ~CG_FDO_CTRL2__TMIN_MASK;
  932. tmp |= 0 << CG_FDO_CTRL2__TMIN__SHIFT;
  933. WREG32_SMC(ixCG_FDO_CTRL2, tmp);
  934. tmp = RREG32_SMC(ixCG_FDO_CTRL2) & ~CG_FDO_CTRL2__FDO_PWM_MODE_MASK;
  935. tmp |= mode << CG_FDO_CTRL2__FDO_PWM_MODE__SHIFT;
  936. WREG32_SMC(ixCG_FDO_CTRL2, tmp);
  937. }
  938. static int ci_thermal_setup_fan_table(struct amdgpu_device *adev)
  939. {
  940. struct ci_power_info *pi = ci_get_pi(adev);
  941. SMU7_Discrete_FanTable fan_table = { FDO_MODE_HARDWARE };
  942. u32 duty100;
  943. u32 t_diff1, t_diff2, pwm_diff1, pwm_diff2;
  944. u16 fdo_min, slope1, slope2;
  945. u32 reference_clock, tmp;
  946. int ret;
  947. u64 tmp64;
  948. if (!pi->fan_table_start) {
  949. adev->pm.dpm.fan.ucode_fan_control = false;
  950. return 0;
  951. }
  952. duty100 = (RREG32_SMC(ixCG_FDO_CTRL1) & CG_FDO_CTRL1__FMAX_DUTY100_MASK)
  953. >> CG_FDO_CTRL1__FMAX_DUTY100__SHIFT;
  954. if (duty100 == 0) {
  955. adev->pm.dpm.fan.ucode_fan_control = false;
  956. return 0;
  957. }
  958. tmp64 = (u64)adev->pm.dpm.fan.pwm_min * duty100;
  959. do_div(tmp64, 10000);
  960. fdo_min = (u16)tmp64;
  961. t_diff1 = adev->pm.dpm.fan.t_med - adev->pm.dpm.fan.t_min;
  962. t_diff2 = adev->pm.dpm.fan.t_high - adev->pm.dpm.fan.t_med;
  963. pwm_diff1 = adev->pm.dpm.fan.pwm_med - adev->pm.dpm.fan.pwm_min;
  964. pwm_diff2 = adev->pm.dpm.fan.pwm_high - adev->pm.dpm.fan.pwm_med;
  965. slope1 = (u16)((50 + ((16 * duty100 * pwm_diff1) / t_diff1)) / 100);
  966. slope2 = (u16)((50 + ((16 * duty100 * pwm_diff2) / t_diff2)) / 100);
  967. fan_table.TempMin = cpu_to_be16((50 + adev->pm.dpm.fan.t_min) / 100);
  968. fan_table.TempMed = cpu_to_be16((50 + adev->pm.dpm.fan.t_med) / 100);
  969. fan_table.TempMax = cpu_to_be16((50 + adev->pm.dpm.fan.t_max) / 100);
  970. fan_table.Slope1 = cpu_to_be16(slope1);
  971. fan_table.Slope2 = cpu_to_be16(slope2);
  972. fan_table.FdoMin = cpu_to_be16(fdo_min);
  973. fan_table.HystDown = cpu_to_be16(adev->pm.dpm.fan.t_hyst);
  974. fan_table.HystUp = cpu_to_be16(1);
  975. fan_table.HystSlope = cpu_to_be16(1);
  976. fan_table.TempRespLim = cpu_to_be16(5);
  977. reference_clock = amdgpu_asic_get_xclk(adev);
  978. fan_table.RefreshPeriod = cpu_to_be32((adev->pm.dpm.fan.cycle_delay *
  979. reference_clock) / 1600);
  980. fan_table.FdoMax = cpu_to_be16((u16)duty100);
  981. tmp = (RREG32_SMC(ixCG_MULT_THERMAL_CTRL) & CG_MULT_THERMAL_CTRL__TEMP_SEL_MASK)
  982. >> CG_MULT_THERMAL_CTRL__TEMP_SEL__SHIFT;
  983. fan_table.TempSrc = (uint8_t)tmp;
  984. ret = amdgpu_ci_copy_bytes_to_smc(adev,
  985. pi->fan_table_start,
  986. (u8 *)(&fan_table),
  987. sizeof(fan_table),
  988. pi->sram_end);
  989. if (ret) {
  990. DRM_ERROR("Failed to load fan table to the SMC.");
  991. adev->pm.dpm.fan.ucode_fan_control = false;
  992. }
  993. return 0;
  994. }
  995. static int ci_fan_ctrl_start_smc_fan_control(struct amdgpu_device *adev)
  996. {
  997. struct ci_power_info *pi = ci_get_pi(adev);
  998. PPSMC_Result ret;
  999. if (pi->caps_od_fuzzy_fan_control_support) {
  1000. ret = amdgpu_ci_send_msg_to_smc_with_parameter(adev,
  1001. PPSMC_StartFanControl,
  1002. FAN_CONTROL_FUZZY);
  1003. if (ret != PPSMC_Result_OK)
  1004. return -EINVAL;
  1005. ret = amdgpu_ci_send_msg_to_smc_with_parameter(adev,
  1006. PPSMC_MSG_SetFanPwmMax,
  1007. adev->pm.dpm.fan.default_max_fan_pwm);
  1008. if (ret != PPSMC_Result_OK)
  1009. return -EINVAL;
  1010. } else {
  1011. ret = amdgpu_ci_send_msg_to_smc_with_parameter(adev,
  1012. PPSMC_StartFanControl,
  1013. FAN_CONTROL_TABLE);
  1014. if (ret != PPSMC_Result_OK)
  1015. return -EINVAL;
  1016. }
  1017. pi->fan_is_controlled_by_smc = true;
  1018. return 0;
  1019. }
  1020. static int ci_fan_ctrl_stop_smc_fan_control(struct amdgpu_device *adev)
  1021. {
  1022. PPSMC_Result ret;
  1023. struct ci_power_info *pi = ci_get_pi(adev);
  1024. ret = amdgpu_ci_send_msg_to_smc(adev, PPSMC_StopFanControl);
  1025. if (ret == PPSMC_Result_OK) {
  1026. pi->fan_is_controlled_by_smc = false;
  1027. return 0;
  1028. } else {
  1029. return -EINVAL;
  1030. }
  1031. }
  1032. static int ci_dpm_get_fan_speed_percent(void *handle,
  1033. u32 *speed)
  1034. {
  1035. u32 duty, duty100;
  1036. u64 tmp64;
  1037. struct amdgpu_device *adev = (struct amdgpu_device *)handle;
  1038. if (adev->pm.no_fan)
  1039. return -ENOENT;
  1040. duty100 = (RREG32_SMC(ixCG_FDO_CTRL1) & CG_FDO_CTRL1__FMAX_DUTY100_MASK)
  1041. >> CG_FDO_CTRL1__FMAX_DUTY100__SHIFT;
  1042. duty = (RREG32_SMC(ixCG_THERMAL_STATUS) & CG_THERMAL_STATUS__FDO_PWM_DUTY_MASK)
  1043. >> CG_THERMAL_STATUS__FDO_PWM_DUTY__SHIFT;
  1044. if (duty100 == 0)
  1045. return -EINVAL;
  1046. tmp64 = (u64)duty * 100;
  1047. do_div(tmp64, duty100);
  1048. *speed = (u32)tmp64;
  1049. if (*speed > 100)
  1050. *speed = 100;
  1051. return 0;
  1052. }
  1053. static int ci_dpm_set_fan_speed_percent(void *handle,
  1054. u32 speed)
  1055. {
  1056. u32 tmp;
  1057. u32 duty, duty100;
  1058. u64 tmp64;
  1059. struct amdgpu_device *adev = (struct amdgpu_device *)handle;
  1060. struct ci_power_info *pi = ci_get_pi(adev);
  1061. if (adev->pm.no_fan)
  1062. return -ENOENT;
  1063. if (pi->fan_is_controlled_by_smc)
  1064. return -EINVAL;
  1065. if (speed > 100)
  1066. return -EINVAL;
  1067. duty100 = (RREG32_SMC(ixCG_FDO_CTRL1) & CG_FDO_CTRL1__FMAX_DUTY100_MASK)
  1068. >> CG_FDO_CTRL1__FMAX_DUTY100__SHIFT;
  1069. if (duty100 == 0)
  1070. return -EINVAL;
  1071. tmp64 = (u64)speed * duty100;
  1072. do_div(tmp64, 100);
  1073. duty = (u32)tmp64;
  1074. tmp = RREG32_SMC(ixCG_FDO_CTRL0) & ~CG_FDO_CTRL0__FDO_STATIC_DUTY_MASK;
  1075. tmp |= duty << CG_FDO_CTRL0__FDO_STATIC_DUTY__SHIFT;
  1076. WREG32_SMC(ixCG_FDO_CTRL0, tmp);
  1077. return 0;
  1078. }
  1079. static void ci_dpm_set_fan_control_mode(void *handle, u32 mode)
  1080. {
  1081. struct amdgpu_device *adev = (struct amdgpu_device *)handle;
  1082. switch (mode) {
  1083. case AMD_FAN_CTRL_NONE:
  1084. if (adev->pm.dpm.fan.ucode_fan_control)
  1085. ci_fan_ctrl_stop_smc_fan_control(adev);
  1086. ci_dpm_set_fan_speed_percent(adev, 100);
  1087. break;
  1088. case AMD_FAN_CTRL_MANUAL:
  1089. if (adev->pm.dpm.fan.ucode_fan_control)
  1090. ci_fan_ctrl_stop_smc_fan_control(adev);
  1091. break;
  1092. case AMD_FAN_CTRL_AUTO:
  1093. if (adev->pm.dpm.fan.ucode_fan_control)
  1094. ci_thermal_start_smc_fan_control(adev);
  1095. break;
  1096. default:
  1097. break;
  1098. }
  1099. }
  1100. static u32 ci_dpm_get_fan_control_mode(void *handle)
  1101. {
  1102. struct amdgpu_device *adev = (struct amdgpu_device *)handle;
  1103. struct ci_power_info *pi = ci_get_pi(adev);
  1104. if (pi->fan_is_controlled_by_smc)
  1105. return AMD_FAN_CTRL_AUTO;
  1106. else
  1107. return AMD_FAN_CTRL_MANUAL;
  1108. }
  1109. #if 0
  1110. static int ci_fan_ctrl_get_fan_speed_rpm(struct amdgpu_device *adev,
  1111. u32 *speed)
  1112. {
  1113. u32 tach_period;
  1114. u32 xclk = amdgpu_asic_get_xclk(adev);
  1115. if (adev->pm.no_fan)
  1116. return -ENOENT;
  1117. if (adev->pm.fan_pulses_per_revolution == 0)
  1118. return -ENOENT;
  1119. tach_period = (RREG32_SMC(ixCG_TACH_STATUS) & CG_TACH_STATUS__TACH_PERIOD_MASK)
  1120. >> CG_TACH_STATUS__TACH_PERIOD__SHIFT;
  1121. if (tach_period == 0)
  1122. return -ENOENT;
  1123. *speed = 60 * xclk * 10000 / tach_period;
  1124. return 0;
  1125. }
  1126. static int ci_fan_ctrl_set_fan_speed_rpm(struct amdgpu_device *adev,
  1127. u32 speed)
  1128. {
  1129. u32 tach_period, tmp;
  1130. u32 xclk = amdgpu_asic_get_xclk(adev);
  1131. if (adev->pm.no_fan)
  1132. return -ENOENT;
  1133. if (adev->pm.fan_pulses_per_revolution == 0)
  1134. return -ENOENT;
  1135. if ((speed < adev->pm.fan_min_rpm) ||
  1136. (speed > adev->pm.fan_max_rpm))
  1137. return -EINVAL;
  1138. if (adev->pm.dpm.fan.ucode_fan_control)
  1139. ci_fan_ctrl_stop_smc_fan_control(adev);
  1140. tach_period = 60 * xclk * 10000 / (8 * speed);
  1141. tmp = RREG32_SMC(ixCG_TACH_CTRL) & ~CG_TACH_CTRL__TARGET_PERIOD_MASK;
  1142. tmp |= tach_period << CG_TACH_CTRL__TARGET_PERIOD__SHIFT;
  1143. WREG32_SMC(CG_TACH_CTRL, tmp);
  1144. ci_fan_ctrl_set_static_mode(adev, FDO_PWM_MODE_STATIC_RPM);
  1145. return 0;
  1146. }
  1147. #endif
  1148. static void ci_fan_ctrl_set_default_mode(struct amdgpu_device *adev)
  1149. {
  1150. struct ci_power_info *pi = ci_get_pi(adev);
  1151. u32 tmp;
  1152. if (!pi->fan_ctrl_is_in_default_mode) {
  1153. tmp = RREG32_SMC(ixCG_FDO_CTRL2) & ~CG_FDO_CTRL2__FDO_PWM_MODE_MASK;
  1154. tmp |= pi->fan_ctrl_default_mode << CG_FDO_CTRL2__FDO_PWM_MODE__SHIFT;
  1155. WREG32_SMC(ixCG_FDO_CTRL2, tmp);
  1156. tmp = RREG32_SMC(ixCG_FDO_CTRL2) & ~CG_FDO_CTRL2__TMIN_MASK;
  1157. tmp |= pi->t_min << CG_FDO_CTRL2__TMIN__SHIFT;
  1158. WREG32_SMC(ixCG_FDO_CTRL2, tmp);
  1159. pi->fan_ctrl_is_in_default_mode = true;
  1160. }
  1161. }
  1162. static void ci_thermal_start_smc_fan_control(struct amdgpu_device *adev)
  1163. {
  1164. if (adev->pm.dpm.fan.ucode_fan_control) {
  1165. ci_fan_ctrl_start_smc_fan_control(adev);
  1166. ci_fan_ctrl_set_static_mode(adev, FDO_PWM_MODE_STATIC);
  1167. }
  1168. }
  1169. static void ci_thermal_initialize(struct amdgpu_device *adev)
  1170. {
  1171. u32 tmp;
  1172. if (adev->pm.fan_pulses_per_revolution) {
  1173. tmp = RREG32_SMC(ixCG_TACH_CTRL) & ~CG_TACH_CTRL__EDGE_PER_REV_MASK;
  1174. tmp |= (adev->pm.fan_pulses_per_revolution - 1)
  1175. << CG_TACH_CTRL__EDGE_PER_REV__SHIFT;
  1176. WREG32_SMC(ixCG_TACH_CTRL, tmp);
  1177. }
  1178. tmp = RREG32_SMC(ixCG_FDO_CTRL2) & ~CG_FDO_CTRL2__TACH_PWM_RESP_RATE_MASK;
  1179. tmp |= 0x28 << CG_FDO_CTRL2__TACH_PWM_RESP_RATE__SHIFT;
  1180. WREG32_SMC(ixCG_FDO_CTRL2, tmp);
  1181. }
  1182. static int ci_thermal_start_thermal_controller(struct amdgpu_device *adev)
  1183. {
  1184. int ret;
  1185. ci_thermal_initialize(adev);
  1186. ret = ci_thermal_set_temperature_range(adev, CISLANDS_TEMP_RANGE_MIN, CISLANDS_TEMP_RANGE_MAX);
  1187. if (ret)
  1188. return ret;
  1189. ret = ci_thermal_enable_alert(adev, true);
  1190. if (ret)
  1191. return ret;
  1192. if (adev->pm.dpm.fan.ucode_fan_control) {
  1193. ret = ci_thermal_setup_fan_table(adev);
  1194. if (ret)
  1195. return ret;
  1196. ci_thermal_start_smc_fan_control(adev);
  1197. }
  1198. return 0;
  1199. }
  1200. static void ci_thermal_stop_thermal_controller(struct amdgpu_device *adev)
  1201. {
  1202. if (!adev->pm.no_fan)
  1203. ci_fan_ctrl_set_default_mode(adev);
  1204. }
  1205. static int ci_read_smc_soft_register(struct amdgpu_device *adev,
  1206. u16 reg_offset, u32 *value)
  1207. {
  1208. struct ci_power_info *pi = ci_get_pi(adev);
  1209. return amdgpu_ci_read_smc_sram_dword(adev,
  1210. pi->soft_regs_start + reg_offset,
  1211. value, pi->sram_end);
  1212. }
  1213. static int ci_write_smc_soft_register(struct amdgpu_device *adev,
  1214. u16 reg_offset, u32 value)
  1215. {
  1216. struct ci_power_info *pi = ci_get_pi(adev);
  1217. return amdgpu_ci_write_smc_sram_dword(adev,
  1218. pi->soft_regs_start + reg_offset,
  1219. value, pi->sram_end);
  1220. }
  1221. static void ci_init_fps_limits(struct amdgpu_device *adev)
  1222. {
  1223. struct ci_power_info *pi = ci_get_pi(adev);
  1224. SMU7_Discrete_DpmTable *table = &pi->smc_state_table;
  1225. if (pi->caps_fps) {
  1226. u16 tmp;
  1227. tmp = 45;
  1228. table->FpsHighT = cpu_to_be16(tmp);
  1229. tmp = 30;
  1230. table->FpsLowT = cpu_to_be16(tmp);
  1231. }
  1232. }
  1233. static int ci_update_sclk_t(struct amdgpu_device *adev)
  1234. {
  1235. struct ci_power_info *pi = ci_get_pi(adev);
  1236. int ret = 0;
  1237. u32 low_sclk_interrupt_t = 0;
  1238. if (pi->caps_sclk_throttle_low_notification) {
  1239. low_sclk_interrupt_t = cpu_to_be32(pi->low_sclk_interrupt_t);
  1240. ret = amdgpu_ci_copy_bytes_to_smc(adev,
  1241. pi->dpm_table_start +
  1242. offsetof(SMU7_Discrete_DpmTable, LowSclkInterruptT),
  1243. (u8 *)&low_sclk_interrupt_t,
  1244. sizeof(u32), pi->sram_end);
  1245. }
  1246. return ret;
  1247. }
  1248. static void ci_get_leakage_voltages(struct amdgpu_device *adev)
  1249. {
  1250. struct ci_power_info *pi = ci_get_pi(adev);
  1251. u16 leakage_id, virtual_voltage_id;
  1252. u16 vddc, vddci;
  1253. int i;
  1254. pi->vddc_leakage.count = 0;
  1255. pi->vddci_leakage.count = 0;
  1256. if (adev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_EVV) {
  1257. for (i = 0; i < CISLANDS_MAX_LEAKAGE_COUNT; i++) {
  1258. virtual_voltage_id = ATOM_VIRTUAL_VOLTAGE_ID0 + i;
  1259. if (amdgpu_atombios_get_voltage_evv(adev, virtual_voltage_id, &vddc) != 0)
  1260. continue;
  1261. if (vddc != 0 && vddc != virtual_voltage_id) {
  1262. pi->vddc_leakage.actual_voltage[pi->vddc_leakage.count] = vddc;
  1263. pi->vddc_leakage.leakage_id[pi->vddc_leakage.count] = virtual_voltage_id;
  1264. pi->vddc_leakage.count++;
  1265. }
  1266. }
  1267. } else if (amdgpu_atombios_get_leakage_id_from_vbios(adev, &leakage_id) == 0) {
  1268. for (i = 0; i < CISLANDS_MAX_LEAKAGE_COUNT; i++) {
  1269. virtual_voltage_id = ATOM_VIRTUAL_VOLTAGE_ID0 + i;
  1270. if (amdgpu_atombios_get_leakage_vddc_based_on_leakage_params(adev, &vddc, &vddci,
  1271. virtual_voltage_id,
  1272. leakage_id) == 0) {
  1273. if (vddc != 0 && vddc != virtual_voltage_id) {
  1274. pi->vddc_leakage.actual_voltage[pi->vddc_leakage.count] = vddc;
  1275. pi->vddc_leakage.leakage_id[pi->vddc_leakage.count] = virtual_voltage_id;
  1276. pi->vddc_leakage.count++;
  1277. }
  1278. if (vddci != 0 && vddci != virtual_voltage_id) {
  1279. pi->vddci_leakage.actual_voltage[pi->vddci_leakage.count] = vddci;
  1280. pi->vddci_leakage.leakage_id[pi->vddci_leakage.count] = virtual_voltage_id;
  1281. pi->vddci_leakage.count++;
  1282. }
  1283. }
  1284. }
  1285. }
  1286. }
  1287. static void ci_set_dpm_event_sources(struct amdgpu_device *adev, u32 sources)
  1288. {
  1289. struct ci_power_info *pi = ci_get_pi(adev);
  1290. bool want_thermal_protection;
  1291. enum amdgpu_dpm_event_src dpm_event_src;
  1292. u32 tmp;
  1293. switch (sources) {
  1294. case 0:
  1295. default:
  1296. want_thermal_protection = false;
  1297. break;
  1298. case (1 << AMDGPU_DPM_AUTO_THROTTLE_SRC_THERMAL):
  1299. want_thermal_protection = true;
  1300. dpm_event_src = AMDGPU_DPM_EVENT_SRC_DIGITAL;
  1301. break;
  1302. case (1 << AMDGPU_DPM_AUTO_THROTTLE_SRC_EXTERNAL):
  1303. want_thermal_protection = true;
  1304. dpm_event_src = AMDGPU_DPM_EVENT_SRC_EXTERNAL;
  1305. break;
  1306. case ((1 << AMDGPU_DPM_AUTO_THROTTLE_SRC_EXTERNAL) |
  1307. (1 << AMDGPU_DPM_AUTO_THROTTLE_SRC_THERMAL)):
  1308. want_thermal_protection = true;
  1309. dpm_event_src = AMDGPU_DPM_EVENT_SRC_DIGIAL_OR_EXTERNAL;
  1310. break;
  1311. }
  1312. if (want_thermal_protection) {
  1313. #if 0
  1314. /* XXX: need to figure out how to handle this properly */
  1315. tmp = RREG32_SMC(ixCG_THERMAL_CTRL);
  1316. tmp &= DPM_EVENT_SRC_MASK;
  1317. tmp |= DPM_EVENT_SRC(dpm_event_src);
  1318. WREG32_SMC(ixCG_THERMAL_CTRL, tmp);
  1319. #endif
  1320. tmp = RREG32_SMC(ixGENERAL_PWRMGT);
  1321. if (pi->thermal_protection)
  1322. tmp &= ~GENERAL_PWRMGT__THERMAL_PROTECTION_DIS_MASK;
  1323. else
  1324. tmp |= GENERAL_PWRMGT__THERMAL_PROTECTION_DIS_MASK;
  1325. WREG32_SMC(ixGENERAL_PWRMGT, tmp);
  1326. } else {
  1327. tmp = RREG32_SMC(ixGENERAL_PWRMGT);
  1328. tmp |= GENERAL_PWRMGT__THERMAL_PROTECTION_DIS_MASK;
  1329. WREG32_SMC(ixGENERAL_PWRMGT, tmp);
  1330. }
  1331. }
  1332. static void ci_enable_auto_throttle_source(struct amdgpu_device *adev,
  1333. enum amdgpu_dpm_auto_throttle_src source,
  1334. bool enable)
  1335. {
  1336. struct ci_power_info *pi = ci_get_pi(adev);
  1337. if (enable) {
  1338. if (!(pi->active_auto_throttle_sources & (1 << source))) {
  1339. pi->active_auto_throttle_sources |= 1 << source;
  1340. ci_set_dpm_event_sources(adev, pi->active_auto_throttle_sources);
  1341. }
  1342. } else {
  1343. if (pi->active_auto_throttle_sources & (1 << source)) {
  1344. pi->active_auto_throttle_sources &= ~(1 << source);
  1345. ci_set_dpm_event_sources(adev, pi->active_auto_throttle_sources);
  1346. }
  1347. }
  1348. }
  1349. static void ci_enable_vr_hot_gpio_interrupt(struct amdgpu_device *adev)
  1350. {
  1351. if (adev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_REGULATOR_HOT)
  1352. amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_EnableVRHotGPIOInterrupt);
  1353. }
  1354. static int ci_unfreeze_sclk_mclk_dpm(struct amdgpu_device *adev)
  1355. {
  1356. struct ci_power_info *pi = ci_get_pi(adev);
  1357. PPSMC_Result smc_result;
  1358. if (!pi->need_update_smu7_dpm_table)
  1359. return 0;
  1360. if ((!pi->sclk_dpm_key_disabled) &&
  1361. (pi->need_update_smu7_dpm_table & (DPMTABLE_OD_UPDATE_SCLK | DPMTABLE_UPDATE_SCLK))) {
  1362. smc_result = amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_SCLKDPM_UnfreezeLevel);
  1363. if (smc_result != PPSMC_Result_OK)
  1364. return -EINVAL;
  1365. }
  1366. if ((!pi->mclk_dpm_key_disabled) &&
  1367. (pi->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_MCLK)) {
  1368. smc_result = amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_MCLKDPM_UnfreezeLevel);
  1369. if (smc_result != PPSMC_Result_OK)
  1370. return -EINVAL;
  1371. }
  1372. pi->need_update_smu7_dpm_table = 0;
  1373. return 0;
  1374. }
  1375. static int ci_enable_sclk_mclk_dpm(struct amdgpu_device *adev, bool enable)
  1376. {
  1377. struct ci_power_info *pi = ci_get_pi(adev);
  1378. PPSMC_Result smc_result;
  1379. if (enable) {
  1380. if (!pi->sclk_dpm_key_disabled) {
  1381. smc_result = amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_DPM_Enable);
  1382. if (smc_result != PPSMC_Result_OK)
  1383. return -EINVAL;
  1384. }
  1385. if (!pi->mclk_dpm_key_disabled) {
  1386. smc_result = amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_MCLKDPM_Enable);
  1387. if (smc_result != PPSMC_Result_OK)
  1388. return -EINVAL;
  1389. WREG32_P(mmMC_SEQ_CNTL_3, MC_SEQ_CNTL_3__CAC_EN_MASK,
  1390. ~MC_SEQ_CNTL_3__CAC_EN_MASK);
  1391. WREG32_SMC(ixLCAC_MC0_CNTL, 0x05);
  1392. WREG32_SMC(ixLCAC_MC1_CNTL, 0x05);
  1393. WREG32_SMC(ixLCAC_CPL_CNTL, 0x100005);
  1394. udelay(10);
  1395. WREG32_SMC(ixLCAC_MC0_CNTL, 0x400005);
  1396. WREG32_SMC(ixLCAC_MC1_CNTL, 0x400005);
  1397. WREG32_SMC(ixLCAC_CPL_CNTL, 0x500005);
  1398. }
  1399. } else {
  1400. if (!pi->sclk_dpm_key_disabled) {
  1401. smc_result = amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_DPM_Disable);
  1402. if (smc_result != PPSMC_Result_OK)
  1403. return -EINVAL;
  1404. }
  1405. if (!pi->mclk_dpm_key_disabled) {
  1406. smc_result = amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_MCLKDPM_Disable);
  1407. if (smc_result != PPSMC_Result_OK)
  1408. return -EINVAL;
  1409. }
  1410. }
  1411. return 0;
  1412. }
  1413. static int ci_start_dpm(struct amdgpu_device *adev)
  1414. {
  1415. struct ci_power_info *pi = ci_get_pi(adev);
  1416. PPSMC_Result smc_result;
  1417. int ret;
  1418. u32 tmp;
  1419. tmp = RREG32_SMC(ixGENERAL_PWRMGT);
  1420. tmp |= GENERAL_PWRMGT__GLOBAL_PWRMGT_EN_MASK;
  1421. WREG32_SMC(ixGENERAL_PWRMGT, tmp);
  1422. tmp = RREG32_SMC(ixSCLK_PWRMGT_CNTL);
  1423. tmp |= SCLK_PWRMGT_CNTL__DYNAMIC_PM_EN_MASK;
  1424. WREG32_SMC(ixSCLK_PWRMGT_CNTL, tmp);
  1425. ci_write_smc_soft_register(adev, offsetof(SMU7_SoftRegisters, VoltageChangeTimeout), 0x1000);
  1426. WREG32_P(mmBIF_LNCNT_RESET, 0, ~BIF_LNCNT_RESET__RESET_LNCNT_EN_MASK);
  1427. smc_result = amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_Voltage_Cntl_Enable);
  1428. if (smc_result != PPSMC_Result_OK)
  1429. return -EINVAL;
  1430. ret = ci_enable_sclk_mclk_dpm(adev, true);
  1431. if (ret)
  1432. return ret;
  1433. if (!pi->pcie_dpm_key_disabled) {
  1434. smc_result = amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_PCIeDPM_Enable);
  1435. if (smc_result != PPSMC_Result_OK)
  1436. return -EINVAL;
  1437. }
  1438. return 0;
  1439. }
  1440. static int ci_freeze_sclk_mclk_dpm(struct amdgpu_device *adev)
  1441. {
  1442. struct ci_power_info *pi = ci_get_pi(adev);
  1443. PPSMC_Result smc_result;
  1444. if (!pi->need_update_smu7_dpm_table)
  1445. return 0;
  1446. if ((!pi->sclk_dpm_key_disabled) &&
  1447. (pi->need_update_smu7_dpm_table & (DPMTABLE_OD_UPDATE_SCLK | DPMTABLE_UPDATE_SCLK))) {
  1448. smc_result = amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_SCLKDPM_FreezeLevel);
  1449. if (smc_result != PPSMC_Result_OK)
  1450. return -EINVAL;
  1451. }
  1452. if ((!pi->mclk_dpm_key_disabled) &&
  1453. (pi->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_MCLK)) {
  1454. smc_result = amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_MCLKDPM_FreezeLevel);
  1455. if (smc_result != PPSMC_Result_OK)
  1456. return -EINVAL;
  1457. }
  1458. return 0;
  1459. }
  1460. static int ci_stop_dpm(struct amdgpu_device *adev)
  1461. {
  1462. struct ci_power_info *pi = ci_get_pi(adev);
  1463. PPSMC_Result smc_result;
  1464. int ret;
  1465. u32 tmp;
  1466. tmp = RREG32_SMC(ixGENERAL_PWRMGT);
  1467. tmp &= ~GENERAL_PWRMGT__GLOBAL_PWRMGT_EN_MASK;
  1468. WREG32_SMC(ixGENERAL_PWRMGT, tmp);
  1469. tmp = RREG32_SMC(ixSCLK_PWRMGT_CNTL);
  1470. tmp &= ~SCLK_PWRMGT_CNTL__DYNAMIC_PM_EN_MASK;
  1471. WREG32_SMC(ixSCLK_PWRMGT_CNTL, tmp);
  1472. if (!pi->pcie_dpm_key_disabled) {
  1473. smc_result = amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_PCIeDPM_Disable);
  1474. if (smc_result != PPSMC_Result_OK)
  1475. return -EINVAL;
  1476. }
  1477. ret = ci_enable_sclk_mclk_dpm(adev, false);
  1478. if (ret)
  1479. return ret;
  1480. smc_result = amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_Voltage_Cntl_Disable);
  1481. if (smc_result != PPSMC_Result_OK)
  1482. return -EINVAL;
  1483. return 0;
  1484. }
  1485. static void ci_enable_sclk_control(struct amdgpu_device *adev, bool enable)
  1486. {
  1487. u32 tmp = RREG32_SMC(ixSCLK_PWRMGT_CNTL);
  1488. if (enable)
  1489. tmp &= ~SCLK_PWRMGT_CNTL__SCLK_PWRMGT_OFF_MASK;
  1490. else
  1491. tmp |= SCLK_PWRMGT_CNTL__SCLK_PWRMGT_OFF_MASK;
  1492. WREG32_SMC(ixSCLK_PWRMGT_CNTL, tmp);
  1493. }
  1494. #if 0
  1495. static int ci_notify_hw_of_power_source(struct amdgpu_device *adev,
  1496. bool ac_power)
  1497. {
  1498. struct ci_power_info *pi = ci_get_pi(adev);
  1499. struct amdgpu_cac_tdp_table *cac_tdp_table =
  1500. adev->pm.dpm.dyn_state.cac_tdp_table;
  1501. u32 power_limit;
  1502. if (ac_power)
  1503. power_limit = (u32)(cac_tdp_table->maximum_power_delivery_limit * 256);
  1504. else
  1505. power_limit = (u32)(cac_tdp_table->battery_power_limit * 256);
  1506. ci_set_power_limit(adev, power_limit);
  1507. if (pi->caps_automatic_dc_transition) {
  1508. if (ac_power)
  1509. amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_RunningOnAC);
  1510. else
  1511. amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_Remove_DC_Clamp);
  1512. }
  1513. return 0;
  1514. }
  1515. #endif
  1516. static PPSMC_Result amdgpu_ci_send_msg_to_smc_with_parameter(struct amdgpu_device *adev,
  1517. PPSMC_Msg msg, u32 parameter)
  1518. {
  1519. WREG32(mmSMC_MSG_ARG_0, parameter);
  1520. return amdgpu_ci_send_msg_to_smc(adev, msg);
  1521. }
  1522. static PPSMC_Result amdgpu_ci_send_msg_to_smc_return_parameter(struct amdgpu_device *adev,
  1523. PPSMC_Msg msg, u32 *parameter)
  1524. {
  1525. PPSMC_Result smc_result;
  1526. smc_result = amdgpu_ci_send_msg_to_smc(adev, msg);
  1527. if ((smc_result == PPSMC_Result_OK) && parameter)
  1528. *parameter = RREG32(mmSMC_MSG_ARG_0);
  1529. return smc_result;
  1530. }
  1531. static int ci_dpm_force_state_sclk(struct amdgpu_device *adev, u32 n)
  1532. {
  1533. struct ci_power_info *pi = ci_get_pi(adev);
  1534. if (!pi->sclk_dpm_key_disabled) {
  1535. PPSMC_Result smc_result =
  1536. amdgpu_ci_send_msg_to_smc_with_parameter(adev, PPSMC_MSG_SCLKDPM_SetEnabledMask, 1 << n);
  1537. if (smc_result != PPSMC_Result_OK)
  1538. return -EINVAL;
  1539. }
  1540. return 0;
  1541. }
  1542. static int ci_dpm_force_state_mclk(struct amdgpu_device *adev, u32 n)
  1543. {
  1544. struct ci_power_info *pi = ci_get_pi(adev);
  1545. if (!pi->mclk_dpm_key_disabled) {
  1546. PPSMC_Result smc_result =
  1547. amdgpu_ci_send_msg_to_smc_with_parameter(adev, PPSMC_MSG_MCLKDPM_SetEnabledMask, 1 << n);
  1548. if (smc_result != PPSMC_Result_OK)
  1549. return -EINVAL;
  1550. }
  1551. return 0;
  1552. }
  1553. static int ci_dpm_force_state_pcie(struct amdgpu_device *adev, u32 n)
  1554. {
  1555. struct ci_power_info *pi = ci_get_pi(adev);
  1556. if (!pi->pcie_dpm_key_disabled) {
  1557. PPSMC_Result smc_result =
  1558. amdgpu_ci_send_msg_to_smc_with_parameter(adev, PPSMC_MSG_PCIeDPM_ForceLevel, n);
  1559. if (smc_result != PPSMC_Result_OK)
  1560. return -EINVAL;
  1561. }
  1562. return 0;
  1563. }
  1564. static int ci_set_power_limit(struct amdgpu_device *adev, u32 n)
  1565. {
  1566. struct ci_power_info *pi = ci_get_pi(adev);
  1567. if (pi->power_containment_features & POWERCONTAINMENT_FEATURE_PkgPwrLimit) {
  1568. PPSMC_Result smc_result =
  1569. amdgpu_ci_send_msg_to_smc_with_parameter(adev, PPSMC_MSG_PkgPwrSetLimit, n);
  1570. if (smc_result != PPSMC_Result_OK)
  1571. return -EINVAL;
  1572. }
  1573. return 0;
  1574. }
  1575. static int ci_set_overdrive_target_tdp(struct amdgpu_device *adev,
  1576. u32 target_tdp)
  1577. {
  1578. PPSMC_Result smc_result =
  1579. amdgpu_ci_send_msg_to_smc_with_parameter(adev, PPSMC_MSG_OverDriveSetTargetTdp, target_tdp);
  1580. if (smc_result != PPSMC_Result_OK)
  1581. return -EINVAL;
  1582. return 0;
  1583. }
  1584. #if 0
  1585. static int ci_set_boot_state(struct amdgpu_device *adev)
  1586. {
  1587. return ci_enable_sclk_mclk_dpm(adev, false);
  1588. }
  1589. #endif
  1590. static u32 ci_get_average_sclk_freq(struct amdgpu_device *adev)
  1591. {
  1592. u32 sclk_freq;
  1593. PPSMC_Result smc_result =
  1594. amdgpu_ci_send_msg_to_smc_return_parameter(adev,
  1595. PPSMC_MSG_API_GetSclkFrequency,
  1596. &sclk_freq);
  1597. if (smc_result != PPSMC_Result_OK)
  1598. sclk_freq = 0;
  1599. return sclk_freq;
  1600. }
  1601. static u32 ci_get_average_mclk_freq(struct amdgpu_device *adev)
  1602. {
  1603. u32 mclk_freq;
  1604. PPSMC_Result smc_result =
  1605. amdgpu_ci_send_msg_to_smc_return_parameter(adev,
  1606. PPSMC_MSG_API_GetMclkFrequency,
  1607. &mclk_freq);
  1608. if (smc_result != PPSMC_Result_OK)
  1609. mclk_freq = 0;
  1610. return mclk_freq;
  1611. }
  1612. static void ci_dpm_start_smc(struct amdgpu_device *adev)
  1613. {
  1614. int i;
  1615. amdgpu_ci_program_jump_on_start(adev);
  1616. amdgpu_ci_start_smc_clock(adev);
  1617. amdgpu_ci_start_smc(adev);
  1618. for (i = 0; i < adev->usec_timeout; i++) {
  1619. if (RREG32_SMC(ixFIRMWARE_FLAGS) & FIRMWARE_FLAGS__INTERRUPTS_ENABLED_MASK)
  1620. break;
  1621. }
  1622. }
  1623. static void ci_dpm_stop_smc(struct amdgpu_device *adev)
  1624. {
  1625. amdgpu_ci_reset_smc(adev);
  1626. amdgpu_ci_stop_smc_clock(adev);
  1627. }
  1628. static int ci_process_firmware_header(struct amdgpu_device *adev)
  1629. {
  1630. struct ci_power_info *pi = ci_get_pi(adev);
  1631. u32 tmp;
  1632. int ret;
  1633. ret = amdgpu_ci_read_smc_sram_dword(adev,
  1634. SMU7_FIRMWARE_HEADER_LOCATION +
  1635. offsetof(SMU7_Firmware_Header, DpmTable),
  1636. &tmp, pi->sram_end);
  1637. if (ret)
  1638. return ret;
  1639. pi->dpm_table_start = tmp;
  1640. ret = amdgpu_ci_read_smc_sram_dword(adev,
  1641. SMU7_FIRMWARE_HEADER_LOCATION +
  1642. offsetof(SMU7_Firmware_Header, SoftRegisters),
  1643. &tmp, pi->sram_end);
  1644. if (ret)
  1645. return ret;
  1646. pi->soft_regs_start = tmp;
  1647. ret = amdgpu_ci_read_smc_sram_dword(adev,
  1648. SMU7_FIRMWARE_HEADER_LOCATION +
  1649. offsetof(SMU7_Firmware_Header, mcRegisterTable),
  1650. &tmp, pi->sram_end);
  1651. if (ret)
  1652. return ret;
  1653. pi->mc_reg_table_start = tmp;
  1654. ret = amdgpu_ci_read_smc_sram_dword(adev,
  1655. SMU7_FIRMWARE_HEADER_LOCATION +
  1656. offsetof(SMU7_Firmware_Header, FanTable),
  1657. &tmp, pi->sram_end);
  1658. if (ret)
  1659. return ret;
  1660. pi->fan_table_start = tmp;
  1661. ret = amdgpu_ci_read_smc_sram_dword(adev,
  1662. SMU7_FIRMWARE_HEADER_LOCATION +
  1663. offsetof(SMU7_Firmware_Header, mcArbDramTimingTable),
  1664. &tmp, pi->sram_end);
  1665. if (ret)
  1666. return ret;
  1667. pi->arb_table_start = tmp;
  1668. return 0;
  1669. }
  1670. static void ci_read_clock_registers(struct amdgpu_device *adev)
  1671. {
  1672. struct ci_power_info *pi = ci_get_pi(adev);
  1673. pi->clock_registers.cg_spll_func_cntl =
  1674. RREG32_SMC(ixCG_SPLL_FUNC_CNTL);
  1675. pi->clock_registers.cg_spll_func_cntl_2 =
  1676. RREG32_SMC(ixCG_SPLL_FUNC_CNTL_2);
  1677. pi->clock_registers.cg_spll_func_cntl_3 =
  1678. RREG32_SMC(ixCG_SPLL_FUNC_CNTL_3);
  1679. pi->clock_registers.cg_spll_func_cntl_4 =
  1680. RREG32_SMC(ixCG_SPLL_FUNC_CNTL_4);
  1681. pi->clock_registers.cg_spll_spread_spectrum =
  1682. RREG32_SMC(ixCG_SPLL_SPREAD_SPECTRUM);
  1683. pi->clock_registers.cg_spll_spread_spectrum_2 =
  1684. RREG32_SMC(ixCG_SPLL_SPREAD_SPECTRUM_2);
  1685. pi->clock_registers.dll_cntl = RREG32(mmDLL_CNTL);
  1686. pi->clock_registers.mclk_pwrmgt_cntl = RREG32(mmMCLK_PWRMGT_CNTL);
  1687. pi->clock_registers.mpll_ad_func_cntl = RREG32(mmMPLL_AD_FUNC_CNTL);
  1688. pi->clock_registers.mpll_dq_func_cntl = RREG32(mmMPLL_DQ_FUNC_CNTL);
  1689. pi->clock_registers.mpll_func_cntl = RREG32(mmMPLL_FUNC_CNTL);
  1690. pi->clock_registers.mpll_func_cntl_1 = RREG32(mmMPLL_FUNC_CNTL_1);
  1691. pi->clock_registers.mpll_func_cntl_2 = RREG32(mmMPLL_FUNC_CNTL_2);
  1692. pi->clock_registers.mpll_ss1 = RREG32(mmMPLL_SS1);
  1693. pi->clock_registers.mpll_ss2 = RREG32(mmMPLL_SS2);
  1694. }
  1695. static void ci_init_sclk_t(struct amdgpu_device *adev)
  1696. {
  1697. struct ci_power_info *pi = ci_get_pi(adev);
  1698. pi->low_sclk_interrupt_t = 0;
  1699. }
  1700. static void ci_enable_thermal_protection(struct amdgpu_device *adev,
  1701. bool enable)
  1702. {
  1703. u32 tmp = RREG32_SMC(ixGENERAL_PWRMGT);
  1704. if (enable)
  1705. tmp &= ~GENERAL_PWRMGT__THERMAL_PROTECTION_DIS_MASK;
  1706. else
  1707. tmp |= GENERAL_PWRMGT__THERMAL_PROTECTION_DIS_MASK;
  1708. WREG32_SMC(ixGENERAL_PWRMGT, tmp);
  1709. }
  1710. static void ci_enable_acpi_power_management(struct amdgpu_device *adev)
  1711. {
  1712. u32 tmp = RREG32_SMC(ixGENERAL_PWRMGT);
  1713. tmp |= GENERAL_PWRMGT__STATIC_PM_EN_MASK;
  1714. WREG32_SMC(ixGENERAL_PWRMGT, tmp);
  1715. }
  1716. #if 0
  1717. static int ci_enter_ulp_state(struct amdgpu_device *adev)
  1718. {
  1719. WREG32(mmSMC_MESSAGE_0, PPSMC_MSG_SwitchToMinimumPower);
  1720. udelay(25000);
  1721. return 0;
  1722. }
  1723. static int ci_exit_ulp_state(struct amdgpu_device *adev)
  1724. {
  1725. int i;
  1726. WREG32(mmSMC_MESSAGE_0, PPSMC_MSG_ResumeFromMinimumPower);
  1727. udelay(7000);
  1728. for (i = 0; i < adev->usec_timeout; i++) {
  1729. if (RREG32(mmSMC_RESP_0) == 1)
  1730. break;
  1731. udelay(1000);
  1732. }
  1733. return 0;
  1734. }
  1735. #endif
  1736. static int ci_notify_smc_display_change(struct amdgpu_device *adev,
  1737. bool has_display)
  1738. {
  1739. PPSMC_Msg msg = has_display ? PPSMC_MSG_HasDisplay : PPSMC_MSG_NoDisplay;
  1740. return (amdgpu_ci_send_msg_to_smc(adev, msg) == PPSMC_Result_OK) ? 0 : -EINVAL;
  1741. }
  1742. static int ci_enable_ds_master_switch(struct amdgpu_device *adev,
  1743. bool enable)
  1744. {
  1745. struct ci_power_info *pi = ci_get_pi(adev);
  1746. if (enable) {
  1747. if (pi->caps_sclk_ds) {
  1748. if (amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_MASTER_DeepSleep_ON) != PPSMC_Result_OK)
  1749. return -EINVAL;
  1750. } else {
  1751. if (amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_MASTER_DeepSleep_OFF) != PPSMC_Result_OK)
  1752. return -EINVAL;
  1753. }
  1754. } else {
  1755. if (pi->caps_sclk_ds) {
  1756. if (amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_MASTER_DeepSleep_OFF) != PPSMC_Result_OK)
  1757. return -EINVAL;
  1758. }
  1759. }
  1760. return 0;
  1761. }
  1762. static void ci_program_display_gap(struct amdgpu_device *adev)
  1763. {
  1764. u32 tmp = RREG32_SMC(ixCG_DISPLAY_GAP_CNTL);
  1765. u32 pre_vbi_time_in_us;
  1766. u32 frame_time_in_us;
  1767. u32 ref_clock = adev->clock.spll.reference_freq;
  1768. u32 refresh_rate = amdgpu_dpm_get_vrefresh(adev);
  1769. u32 vblank_time = amdgpu_dpm_get_vblank_time(adev);
  1770. tmp &= ~CG_DISPLAY_GAP_CNTL__DISP_GAP_MASK;
  1771. if (adev->pm.dpm.new_active_crtc_count > 0)
  1772. tmp |= (AMDGPU_PM_DISPLAY_GAP_VBLANK_OR_WM << CG_DISPLAY_GAP_CNTL__DISP_GAP__SHIFT);
  1773. else
  1774. tmp |= (AMDGPU_PM_DISPLAY_GAP_IGNORE << CG_DISPLAY_GAP_CNTL__DISP_GAP__SHIFT);
  1775. WREG32_SMC(ixCG_DISPLAY_GAP_CNTL, tmp);
  1776. if (refresh_rate == 0)
  1777. refresh_rate = 60;
  1778. if (vblank_time == 0xffffffff)
  1779. vblank_time = 500;
  1780. frame_time_in_us = 1000000 / refresh_rate;
  1781. pre_vbi_time_in_us =
  1782. frame_time_in_us - 200 - vblank_time;
  1783. tmp = pre_vbi_time_in_us * (ref_clock / 100);
  1784. WREG32_SMC(ixCG_DISPLAY_GAP_CNTL2, tmp);
  1785. ci_write_smc_soft_register(adev, offsetof(SMU7_SoftRegisters, PreVBlankGap), 0x64);
  1786. ci_write_smc_soft_register(adev, offsetof(SMU7_SoftRegisters, VBlankTimeout), (frame_time_in_us - pre_vbi_time_in_us));
  1787. ci_notify_smc_display_change(adev, (adev->pm.dpm.new_active_crtc_count == 1));
  1788. }
  1789. static void ci_enable_spread_spectrum(struct amdgpu_device *adev, bool enable)
  1790. {
  1791. struct ci_power_info *pi = ci_get_pi(adev);
  1792. u32 tmp;
  1793. if (enable) {
  1794. if (pi->caps_sclk_ss_support) {
  1795. tmp = RREG32_SMC(ixGENERAL_PWRMGT);
  1796. tmp |= GENERAL_PWRMGT__DYN_SPREAD_SPECTRUM_EN_MASK;
  1797. WREG32_SMC(ixGENERAL_PWRMGT, tmp);
  1798. }
  1799. } else {
  1800. tmp = RREG32_SMC(ixCG_SPLL_SPREAD_SPECTRUM);
  1801. tmp &= ~CG_SPLL_SPREAD_SPECTRUM__SSEN_MASK;
  1802. WREG32_SMC(ixCG_SPLL_SPREAD_SPECTRUM, tmp);
  1803. tmp = RREG32_SMC(ixGENERAL_PWRMGT);
  1804. tmp &= ~GENERAL_PWRMGT__DYN_SPREAD_SPECTRUM_EN_MASK;
  1805. WREG32_SMC(ixGENERAL_PWRMGT, tmp);
  1806. }
  1807. }
  1808. static void ci_program_sstp(struct amdgpu_device *adev)
  1809. {
  1810. WREG32_SMC(ixCG_STATIC_SCREEN_PARAMETER,
  1811. ((CISLANDS_SSTU_DFLT << CG_STATIC_SCREEN_PARAMETER__STATIC_SCREEN_THRESHOLD_UNIT__SHIFT) |
  1812. (CISLANDS_SST_DFLT << CG_STATIC_SCREEN_PARAMETER__STATIC_SCREEN_THRESHOLD__SHIFT)));
  1813. }
  1814. static void ci_enable_display_gap(struct amdgpu_device *adev)
  1815. {
  1816. u32 tmp = RREG32_SMC(ixCG_DISPLAY_GAP_CNTL);
  1817. tmp &= ~(CG_DISPLAY_GAP_CNTL__DISP_GAP_MASK |
  1818. CG_DISPLAY_GAP_CNTL__DISP_GAP_MCHG_MASK);
  1819. tmp |= ((AMDGPU_PM_DISPLAY_GAP_IGNORE << CG_DISPLAY_GAP_CNTL__DISP_GAP__SHIFT) |
  1820. (AMDGPU_PM_DISPLAY_GAP_VBLANK << CG_DISPLAY_GAP_CNTL__DISP_GAP_MCHG__SHIFT));
  1821. WREG32_SMC(ixCG_DISPLAY_GAP_CNTL, tmp);
  1822. }
  1823. static void ci_program_vc(struct amdgpu_device *adev)
  1824. {
  1825. u32 tmp;
  1826. tmp = RREG32_SMC(ixSCLK_PWRMGT_CNTL);
  1827. tmp &= ~(SCLK_PWRMGT_CNTL__RESET_SCLK_CNT_MASK | SCLK_PWRMGT_CNTL__RESET_BUSY_CNT_MASK);
  1828. WREG32_SMC(ixSCLK_PWRMGT_CNTL, tmp);
  1829. WREG32_SMC(ixCG_FREQ_TRAN_VOTING_0, CISLANDS_VRC_DFLT0);
  1830. WREG32_SMC(ixCG_FREQ_TRAN_VOTING_1, CISLANDS_VRC_DFLT1);
  1831. WREG32_SMC(ixCG_FREQ_TRAN_VOTING_2, CISLANDS_VRC_DFLT2);
  1832. WREG32_SMC(ixCG_FREQ_TRAN_VOTING_3, CISLANDS_VRC_DFLT3);
  1833. WREG32_SMC(ixCG_FREQ_TRAN_VOTING_4, CISLANDS_VRC_DFLT4);
  1834. WREG32_SMC(ixCG_FREQ_TRAN_VOTING_5, CISLANDS_VRC_DFLT5);
  1835. WREG32_SMC(ixCG_FREQ_TRAN_VOTING_6, CISLANDS_VRC_DFLT6);
  1836. WREG32_SMC(ixCG_FREQ_TRAN_VOTING_7, CISLANDS_VRC_DFLT7);
  1837. }
  1838. static void ci_clear_vc(struct amdgpu_device *adev)
  1839. {
  1840. u32 tmp;
  1841. tmp = RREG32_SMC(ixSCLK_PWRMGT_CNTL);
  1842. tmp |= (SCLK_PWRMGT_CNTL__RESET_SCLK_CNT_MASK | SCLK_PWRMGT_CNTL__RESET_BUSY_CNT_MASK);
  1843. WREG32_SMC(ixSCLK_PWRMGT_CNTL, tmp);
  1844. WREG32_SMC(ixCG_FREQ_TRAN_VOTING_0, 0);
  1845. WREG32_SMC(ixCG_FREQ_TRAN_VOTING_1, 0);
  1846. WREG32_SMC(ixCG_FREQ_TRAN_VOTING_2, 0);
  1847. WREG32_SMC(ixCG_FREQ_TRAN_VOTING_3, 0);
  1848. WREG32_SMC(ixCG_FREQ_TRAN_VOTING_4, 0);
  1849. WREG32_SMC(ixCG_FREQ_TRAN_VOTING_5, 0);
  1850. WREG32_SMC(ixCG_FREQ_TRAN_VOTING_6, 0);
  1851. WREG32_SMC(ixCG_FREQ_TRAN_VOTING_7, 0);
  1852. }
  1853. static int ci_upload_firmware(struct amdgpu_device *adev)
  1854. {
  1855. int i, ret;
  1856. if (amdgpu_ci_is_smc_running(adev)) {
  1857. DRM_INFO("smc is running, no need to load smc firmware\n");
  1858. return 0;
  1859. }
  1860. for (i = 0; i < adev->usec_timeout; i++) {
  1861. if (RREG32_SMC(ixRCU_UC_EVENTS) & RCU_UC_EVENTS__boot_seq_done_MASK)
  1862. break;
  1863. }
  1864. WREG32_SMC(ixSMC_SYSCON_MISC_CNTL, 1);
  1865. amdgpu_ci_stop_smc_clock(adev);
  1866. amdgpu_ci_reset_smc(adev);
  1867. ret = amdgpu_ci_load_smc_ucode(adev, SMC_RAM_END);
  1868. return ret;
  1869. }
  1870. static int ci_get_svi2_voltage_table(struct amdgpu_device *adev,
  1871. struct amdgpu_clock_voltage_dependency_table *voltage_dependency_table,
  1872. struct atom_voltage_table *voltage_table)
  1873. {
  1874. u32 i;
  1875. if (voltage_dependency_table == NULL)
  1876. return -EINVAL;
  1877. voltage_table->mask_low = 0;
  1878. voltage_table->phase_delay = 0;
  1879. voltage_table->count = voltage_dependency_table->count;
  1880. for (i = 0; i < voltage_table->count; i++) {
  1881. voltage_table->entries[i].value = voltage_dependency_table->entries[i].v;
  1882. voltage_table->entries[i].smio_low = 0;
  1883. }
  1884. return 0;
  1885. }
  1886. static int ci_construct_voltage_tables(struct amdgpu_device *adev)
  1887. {
  1888. struct ci_power_info *pi = ci_get_pi(adev);
  1889. int ret;
  1890. if (pi->voltage_control == CISLANDS_VOLTAGE_CONTROL_BY_GPIO) {
  1891. ret = amdgpu_atombios_get_voltage_table(adev, VOLTAGE_TYPE_VDDC,
  1892. VOLTAGE_OBJ_GPIO_LUT,
  1893. &pi->vddc_voltage_table);
  1894. if (ret)
  1895. return ret;
  1896. } else if (pi->voltage_control == CISLANDS_VOLTAGE_CONTROL_BY_SVID2) {
  1897. ret = ci_get_svi2_voltage_table(adev,
  1898. &adev->pm.dpm.dyn_state.vddc_dependency_on_mclk,
  1899. &pi->vddc_voltage_table);
  1900. if (ret)
  1901. return ret;
  1902. }
  1903. if (pi->vddc_voltage_table.count > SMU7_MAX_LEVELS_VDDC)
  1904. ci_trim_voltage_table_to_fit_state_table(adev, SMU7_MAX_LEVELS_VDDC,
  1905. &pi->vddc_voltage_table);
  1906. if (pi->vddci_control == CISLANDS_VOLTAGE_CONTROL_BY_GPIO) {
  1907. ret = amdgpu_atombios_get_voltage_table(adev, VOLTAGE_TYPE_VDDCI,
  1908. VOLTAGE_OBJ_GPIO_LUT,
  1909. &pi->vddci_voltage_table);
  1910. if (ret)
  1911. return ret;
  1912. } else if (pi->vddci_control == CISLANDS_VOLTAGE_CONTROL_BY_SVID2) {
  1913. ret = ci_get_svi2_voltage_table(adev,
  1914. &adev->pm.dpm.dyn_state.vddci_dependency_on_mclk,
  1915. &pi->vddci_voltage_table);
  1916. if (ret)
  1917. return ret;
  1918. }
  1919. if (pi->vddci_voltage_table.count > SMU7_MAX_LEVELS_VDDCI)
  1920. ci_trim_voltage_table_to_fit_state_table(adev, SMU7_MAX_LEVELS_VDDCI,
  1921. &pi->vddci_voltage_table);
  1922. if (pi->mvdd_control == CISLANDS_VOLTAGE_CONTROL_BY_GPIO) {
  1923. ret = amdgpu_atombios_get_voltage_table(adev, VOLTAGE_TYPE_MVDDC,
  1924. VOLTAGE_OBJ_GPIO_LUT,
  1925. &pi->mvdd_voltage_table);
  1926. if (ret)
  1927. return ret;
  1928. } else if (pi->mvdd_control == CISLANDS_VOLTAGE_CONTROL_BY_SVID2) {
  1929. ret = ci_get_svi2_voltage_table(adev,
  1930. &adev->pm.dpm.dyn_state.mvdd_dependency_on_mclk,
  1931. &pi->mvdd_voltage_table);
  1932. if (ret)
  1933. return ret;
  1934. }
  1935. if (pi->mvdd_voltage_table.count > SMU7_MAX_LEVELS_MVDD)
  1936. ci_trim_voltage_table_to_fit_state_table(adev, SMU7_MAX_LEVELS_MVDD,
  1937. &pi->mvdd_voltage_table);
  1938. return 0;
  1939. }
  1940. static void ci_populate_smc_voltage_table(struct amdgpu_device *adev,
  1941. struct atom_voltage_table_entry *voltage_table,
  1942. SMU7_Discrete_VoltageLevel *smc_voltage_table)
  1943. {
  1944. int ret;
  1945. ret = ci_get_std_voltage_value_sidd(adev, voltage_table,
  1946. &smc_voltage_table->StdVoltageHiSidd,
  1947. &smc_voltage_table->StdVoltageLoSidd);
  1948. if (ret) {
  1949. smc_voltage_table->StdVoltageHiSidd = voltage_table->value * VOLTAGE_SCALE;
  1950. smc_voltage_table->StdVoltageLoSidd = voltage_table->value * VOLTAGE_SCALE;
  1951. }
  1952. smc_voltage_table->Voltage = cpu_to_be16(voltage_table->value * VOLTAGE_SCALE);
  1953. smc_voltage_table->StdVoltageHiSidd =
  1954. cpu_to_be16(smc_voltage_table->StdVoltageHiSidd);
  1955. smc_voltage_table->StdVoltageLoSidd =
  1956. cpu_to_be16(smc_voltage_table->StdVoltageLoSidd);
  1957. }
  1958. static int ci_populate_smc_vddc_table(struct amdgpu_device *adev,
  1959. SMU7_Discrete_DpmTable *table)
  1960. {
  1961. struct ci_power_info *pi = ci_get_pi(adev);
  1962. unsigned int count;
  1963. table->VddcLevelCount = pi->vddc_voltage_table.count;
  1964. for (count = 0; count < table->VddcLevelCount; count++) {
  1965. ci_populate_smc_voltage_table(adev,
  1966. &pi->vddc_voltage_table.entries[count],
  1967. &table->VddcLevel[count]);
  1968. if (pi->voltage_control == CISLANDS_VOLTAGE_CONTROL_BY_GPIO)
  1969. table->VddcLevel[count].Smio |=
  1970. pi->vddc_voltage_table.entries[count].smio_low;
  1971. else
  1972. table->VddcLevel[count].Smio = 0;
  1973. }
  1974. table->VddcLevelCount = cpu_to_be32(table->VddcLevelCount);
  1975. return 0;
  1976. }
  1977. static int ci_populate_smc_vddci_table(struct amdgpu_device *adev,
  1978. SMU7_Discrete_DpmTable *table)
  1979. {
  1980. unsigned int count;
  1981. struct ci_power_info *pi = ci_get_pi(adev);
  1982. table->VddciLevelCount = pi->vddci_voltage_table.count;
  1983. for (count = 0; count < table->VddciLevelCount; count++) {
  1984. ci_populate_smc_voltage_table(adev,
  1985. &pi->vddci_voltage_table.entries[count],
  1986. &table->VddciLevel[count]);
  1987. if (pi->vddci_control == CISLANDS_VOLTAGE_CONTROL_BY_GPIO)
  1988. table->VddciLevel[count].Smio |=
  1989. pi->vddci_voltage_table.entries[count].smio_low;
  1990. else
  1991. table->VddciLevel[count].Smio = 0;
  1992. }
  1993. table->VddciLevelCount = cpu_to_be32(table->VddciLevelCount);
  1994. return 0;
  1995. }
  1996. static int ci_populate_smc_mvdd_table(struct amdgpu_device *adev,
  1997. SMU7_Discrete_DpmTable *table)
  1998. {
  1999. struct ci_power_info *pi = ci_get_pi(adev);
  2000. unsigned int count;
  2001. table->MvddLevelCount = pi->mvdd_voltage_table.count;
  2002. for (count = 0; count < table->MvddLevelCount; count++) {
  2003. ci_populate_smc_voltage_table(adev,
  2004. &pi->mvdd_voltage_table.entries[count],
  2005. &table->MvddLevel[count]);
  2006. if (pi->mvdd_control == CISLANDS_VOLTAGE_CONTROL_BY_GPIO)
  2007. table->MvddLevel[count].Smio |=
  2008. pi->mvdd_voltage_table.entries[count].smio_low;
  2009. else
  2010. table->MvddLevel[count].Smio = 0;
  2011. }
  2012. table->MvddLevelCount = cpu_to_be32(table->MvddLevelCount);
  2013. return 0;
  2014. }
  2015. static int ci_populate_smc_voltage_tables(struct amdgpu_device *adev,
  2016. SMU7_Discrete_DpmTable *table)
  2017. {
  2018. int ret;
  2019. ret = ci_populate_smc_vddc_table(adev, table);
  2020. if (ret)
  2021. return ret;
  2022. ret = ci_populate_smc_vddci_table(adev, table);
  2023. if (ret)
  2024. return ret;
  2025. ret = ci_populate_smc_mvdd_table(adev, table);
  2026. if (ret)
  2027. return ret;
  2028. return 0;
  2029. }
  2030. static int ci_populate_mvdd_value(struct amdgpu_device *adev, u32 mclk,
  2031. SMU7_Discrete_VoltageLevel *voltage)
  2032. {
  2033. struct ci_power_info *pi = ci_get_pi(adev);
  2034. u32 i = 0;
  2035. if (pi->mvdd_control != CISLANDS_VOLTAGE_CONTROL_NONE) {
  2036. for (i = 0; i < adev->pm.dpm.dyn_state.mvdd_dependency_on_mclk.count; i++) {
  2037. if (mclk <= adev->pm.dpm.dyn_state.mvdd_dependency_on_mclk.entries[i].clk) {
  2038. voltage->Voltage = pi->mvdd_voltage_table.entries[i].value;
  2039. break;
  2040. }
  2041. }
  2042. if (i >= adev->pm.dpm.dyn_state.mvdd_dependency_on_mclk.count)
  2043. return -EINVAL;
  2044. }
  2045. return -EINVAL;
  2046. }
  2047. static int ci_get_std_voltage_value_sidd(struct amdgpu_device *adev,
  2048. struct atom_voltage_table_entry *voltage_table,
  2049. u16 *std_voltage_hi_sidd, u16 *std_voltage_lo_sidd)
  2050. {
  2051. u16 v_index, idx;
  2052. bool voltage_found = false;
  2053. *std_voltage_hi_sidd = voltage_table->value * VOLTAGE_SCALE;
  2054. *std_voltage_lo_sidd = voltage_table->value * VOLTAGE_SCALE;
  2055. if (adev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries == NULL)
  2056. return -EINVAL;
  2057. if (adev->pm.dpm.dyn_state.cac_leakage_table.entries) {
  2058. for (v_index = 0; (u32)v_index < adev->pm.dpm.dyn_state.vddc_dependency_on_sclk.count; v_index++) {
  2059. if (voltage_table->value ==
  2060. adev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[v_index].v) {
  2061. voltage_found = true;
  2062. if ((u32)v_index < adev->pm.dpm.dyn_state.cac_leakage_table.count)
  2063. idx = v_index;
  2064. else
  2065. idx = adev->pm.dpm.dyn_state.cac_leakage_table.count - 1;
  2066. *std_voltage_lo_sidd =
  2067. adev->pm.dpm.dyn_state.cac_leakage_table.entries[idx].vddc * VOLTAGE_SCALE;
  2068. *std_voltage_hi_sidd =
  2069. adev->pm.dpm.dyn_state.cac_leakage_table.entries[idx].leakage * VOLTAGE_SCALE;
  2070. break;
  2071. }
  2072. }
  2073. if (!voltage_found) {
  2074. for (v_index = 0; (u32)v_index < adev->pm.dpm.dyn_state.vddc_dependency_on_sclk.count; v_index++) {
  2075. if (voltage_table->value <=
  2076. adev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[v_index].v) {
  2077. voltage_found = true;
  2078. if ((u32)v_index < adev->pm.dpm.dyn_state.cac_leakage_table.count)
  2079. idx = v_index;
  2080. else
  2081. idx = adev->pm.dpm.dyn_state.cac_leakage_table.count - 1;
  2082. *std_voltage_lo_sidd =
  2083. adev->pm.dpm.dyn_state.cac_leakage_table.entries[idx].vddc * VOLTAGE_SCALE;
  2084. *std_voltage_hi_sidd =
  2085. adev->pm.dpm.dyn_state.cac_leakage_table.entries[idx].leakage * VOLTAGE_SCALE;
  2086. break;
  2087. }
  2088. }
  2089. }
  2090. }
  2091. return 0;
  2092. }
  2093. static void ci_populate_phase_value_based_on_sclk(struct amdgpu_device *adev,
  2094. const struct amdgpu_phase_shedding_limits_table *limits,
  2095. u32 sclk,
  2096. u32 *phase_shedding)
  2097. {
  2098. unsigned int i;
  2099. *phase_shedding = 1;
  2100. for (i = 0; i < limits->count; i++) {
  2101. if (sclk < limits->entries[i].sclk) {
  2102. *phase_shedding = i;
  2103. break;
  2104. }
  2105. }
  2106. }
  2107. static void ci_populate_phase_value_based_on_mclk(struct amdgpu_device *adev,
  2108. const struct amdgpu_phase_shedding_limits_table *limits,
  2109. u32 mclk,
  2110. u32 *phase_shedding)
  2111. {
  2112. unsigned int i;
  2113. *phase_shedding = 1;
  2114. for (i = 0; i < limits->count; i++) {
  2115. if (mclk < limits->entries[i].mclk) {
  2116. *phase_shedding = i;
  2117. break;
  2118. }
  2119. }
  2120. }
  2121. static int ci_init_arb_table_index(struct amdgpu_device *adev)
  2122. {
  2123. struct ci_power_info *pi = ci_get_pi(adev);
  2124. u32 tmp;
  2125. int ret;
  2126. ret = amdgpu_ci_read_smc_sram_dword(adev, pi->arb_table_start,
  2127. &tmp, pi->sram_end);
  2128. if (ret)
  2129. return ret;
  2130. tmp &= 0x00FFFFFF;
  2131. tmp |= MC_CG_ARB_FREQ_F1 << 24;
  2132. return amdgpu_ci_write_smc_sram_dword(adev, pi->arb_table_start,
  2133. tmp, pi->sram_end);
  2134. }
  2135. static int ci_get_dependency_volt_by_clk(struct amdgpu_device *adev,
  2136. struct amdgpu_clock_voltage_dependency_table *allowed_clock_voltage_table,
  2137. u32 clock, u32 *voltage)
  2138. {
  2139. u32 i = 0;
  2140. if (allowed_clock_voltage_table->count == 0)
  2141. return -EINVAL;
  2142. for (i = 0; i < allowed_clock_voltage_table->count; i++) {
  2143. if (allowed_clock_voltage_table->entries[i].clk >= clock) {
  2144. *voltage = allowed_clock_voltage_table->entries[i].v;
  2145. return 0;
  2146. }
  2147. }
  2148. *voltage = allowed_clock_voltage_table->entries[i-1].v;
  2149. return 0;
  2150. }
  2151. static u8 ci_get_sleep_divider_id_from_clock(u32 sclk, u32 min_sclk_in_sr)
  2152. {
  2153. u32 i;
  2154. u32 tmp;
  2155. u32 min = max(min_sclk_in_sr, (u32)CISLAND_MINIMUM_ENGINE_CLOCK);
  2156. if (sclk < min)
  2157. return 0;
  2158. for (i = CISLAND_MAX_DEEPSLEEP_DIVIDER_ID; ; i--) {
  2159. tmp = sclk >> i;
  2160. if (tmp >= min || i == 0)
  2161. break;
  2162. }
  2163. return (u8)i;
  2164. }
  2165. static int ci_initial_switch_from_arb_f0_to_f1(struct amdgpu_device *adev)
  2166. {
  2167. return ci_copy_and_switch_arb_sets(adev, MC_CG_ARB_FREQ_F0, MC_CG_ARB_FREQ_F1);
  2168. }
  2169. static int ci_reset_to_default(struct amdgpu_device *adev)
  2170. {
  2171. return (amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_ResetToDefaults) == PPSMC_Result_OK) ?
  2172. 0 : -EINVAL;
  2173. }
  2174. static int ci_force_switch_to_arb_f0(struct amdgpu_device *adev)
  2175. {
  2176. u32 tmp;
  2177. tmp = (RREG32_SMC(ixSMC_SCRATCH9) & 0x0000ff00) >> 8;
  2178. if (tmp == MC_CG_ARB_FREQ_F0)
  2179. return 0;
  2180. return ci_copy_and_switch_arb_sets(adev, tmp, MC_CG_ARB_FREQ_F0);
  2181. }
  2182. static void ci_register_patching_mc_arb(struct amdgpu_device *adev,
  2183. const u32 engine_clock,
  2184. const u32 memory_clock,
  2185. u32 *dram_timimg2)
  2186. {
  2187. bool patch;
  2188. u32 tmp, tmp2;
  2189. tmp = RREG32(mmMC_SEQ_MISC0);
  2190. patch = ((tmp & 0x0000f00) == 0x300) ? true : false;
  2191. if (patch &&
  2192. ((adev->pdev->device == 0x67B0) ||
  2193. (adev->pdev->device == 0x67B1))) {
  2194. if ((memory_clock > 100000) && (memory_clock <= 125000)) {
  2195. tmp2 = (((0x31 * engine_clock) / 125000) - 1) & 0xff;
  2196. *dram_timimg2 &= ~0x00ff0000;
  2197. *dram_timimg2 |= tmp2 << 16;
  2198. } else if ((memory_clock > 125000) && (memory_clock <= 137500)) {
  2199. tmp2 = (((0x36 * engine_clock) / 137500) - 1) & 0xff;
  2200. *dram_timimg2 &= ~0x00ff0000;
  2201. *dram_timimg2 |= tmp2 << 16;
  2202. }
  2203. }
  2204. }
  2205. static int ci_populate_memory_timing_parameters(struct amdgpu_device *adev,
  2206. u32 sclk,
  2207. u32 mclk,
  2208. SMU7_Discrete_MCArbDramTimingTableEntry *arb_regs)
  2209. {
  2210. u32 dram_timing;
  2211. u32 dram_timing2;
  2212. u32 burst_time;
  2213. amdgpu_atombios_set_engine_dram_timings(adev, sclk, mclk);
  2214. dram_timing = RREG32(mmMC_ARB_DRAM_TIMING);
  2215. dram_timing2 = RREG32(mmMC_ARB_DRAM_TIMING2);
  2216. burst_time = RREG32(mmMC_ARB_BURST_TIME) & MC_ARB_BURST_TIME__STATE0_MASK;
  2217. ci_register_patching_mc_arb(adev, sclk, mclk, &dram_timing2);
  2218. arb_regs->McArbDramTiming = cpu_to_be32(dram_timing);
  2219. arb_regs->McArbDramTiming2 = cpu_to_be32(dram_timing2);
  2220. arb_regs->McArbBurstTime = (u8)burst_time;
  2221. return 0;
  2222. }
  2223. static int ci_do_program_memory_timing_parameters(struct amdgpu_device *adev)
  2224. {
  2225. struct ci_power_info *pi = ci_get_pi(adev);
  2226. SMU7_Discrete_MCArbDramTimingTable arb_regs;
  2227. u32 i, j;
  2228. int ret = 0;
  2229. memset(&arb_regs, 0, sizeof(SMU7_Discrete_MCArbDramTimingTable));
  2230. for (i = 0; i < pi->dpm_table.sclk_table.count; i++) {
  2231. for (j = 0; j < pi->dpm_table.mclk_table.count; j++) {
  2232. ret = ci_populate_memory_timing_parameters(adev,
  2233. pi->dpm_table.sclk_table.dpm_levels[i].value,
  2234. pi->dpm_table.mclk_table.dpm_levels[j].value,
  2235. &arb_regs.entries[i][j]);
  2236. if (ret)
  2237. break;
  2238. }
  2239. }
  2240. if (ret == 0)
  2241. ret = amdgpu_ci_copy_bytes_to_smc(adev,
  2242. pi->arb_table_start,
  2243. (u8 *)&arb_regs,
  2244. sizeof(SMU7_Discrete_MCArbDramTimingTable),
  2245. pi->sram_end);
  2246. return ret;
  2247. }
  2248. static int ci_program_memory_timing_parameters(struct amdgpu_device *adev)
  2249. {
  2250. struct ci_power_info *pi = ci_get_pi(adev);
  2251. if (pi->need_update_smu7_dpm_table == 0)
  2252. return 0;
  2253. return ci_do_program_memory_timing_parameters(adev);
  2254. }
  2255. static void ci_populate_smc_initial_state(struct amdgpu_device *adev,
  2256. struct amdgpu_ps *amdgpu_boot_state)
  2257. {
  2258. struct ci_ps *boot_state = ci_get_ps(amdgpu_boot_state);
  2259. struct ci_power_info *pi = ci_get_pi(adev);
  2260. u32 level = 0;
  2261. for (level = 0; level < adev->pm.dpm.dyn_state.vddc_dependency_on_sclk.count; level++) {
  2262. if (adev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[level].clk >=
  2263. boot_state->performance_levels[0].sclk) {
  2264. pi->smc_state_table.GraphicsBootLevel = level;
  2265. break;
  2266. }
  2267. }
  2268. for (level = 0; level < adev->pm.dpm.dyn_state.vddc_dependency_on_mclk.count; level++) {
  2269. if (adev->pm.dpm.dyn_state.vddc_dependency_on_mclk.entries[level].clk >=
  2270. boot_state->performance_levels[0].mclk) {
  2271. pi->smc_state_table.MemoryBootLevel = level;
  2272. break;
  2273. }
  2274. }
  2275. }
  2276. static u32 ci_get_dpm_level_enable_mask_value(struct ci_single_dpm_table *dpm_table)
  2277. {
  2278. u32 i;
  2279. u32 mask_value = 0;
  2280. for (i = dpm_table->count; i > 0; i--) {
  2281. mask_value = mask_value << 1;
  2282. if (dpm_table->dpm_levels[i-1].enabled)
  2283. mask_value |= 0x1;
  2284. else
  2285. mask_value &= 0xFFFFFFFE;
  2286. }
  2287. return mask_value;
  2288. }
  2289. static void ci_populate_smc_link_level(struct amdgpu_device *adev,
  2290. SMU7_Discrete_DpmTable *table)
  2291. {
  2292. struct ci_power_info *pi = ci_get_pi(adev);
  2293. struct ci_dpm_table *dpm_table = &pi->dpm_table;
  2294. u32 i;
  2295. for (i = 0; i < dpm_table->pcie_speed_table.count; i++) {
  2296. table->LinkLevel[i].PcieGenSpeed =
  2297. (u8)dpm_table->pcie_speed_table.dpm_levels[i].value;
  2298. table->LinkLevel[i].PcieLaneCount =
  2299. amdgpu_encode_pci_lane_width(dpm_table->pcie_speed_table.dpm_levels[i].param1);
  2300. table->LinkLevel[i].EnabledForActivity = 1;
  2301. table->LinkLevel[i].DownT = cpu_to_be32(5);
  2302. table->LinkLevel[i].UpT = cpu_to_be32(30);
  2303. }
  2304. pi->smc_state_table.LinkLevelCount = (u8)dpm_table->pcie_speed_table.count;
  2305. pi->dpm_level_enable_mask.pcie_dpm_enable_mask =
  2306. ci_get_dpm_level_enable_mask_value(&dpm_table->pcie_speed_table);
  2307. }
  2308. static int ci_populate_smc_uvd_level(struct amdgpu_device *adev,
  2309. SMU7_Discrete_DpmTable *table)
  2310. {
  2311. u32 count;
  2312. struct atom_clock_dividers dividers;
  2313. int ret = -EINVAL;
  2314. table->UvdLevelCount =
  2315. adev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.count;
  2316. for (count = 0; count < table->UvdLevelCount; count++) {
  2317. table->UvdLevel[count].VclkFrequency =
  2318. adev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[count].vclk;
  2319. table->UvdLevel[count].DclkFrequency =
  2320. adev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[count].dclk;
  2321. table->UvdLevel[count].MinVddc =
  2322. adev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[count].v * VOLTAGE_SCALE;
  2323. table->UvdLevel[count].MinVddcPhases = 1;
  2324. ret = amdgpu_atombios_get_clock_dividers(adev,
  2325. COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
  2326. table->UvdLevel[count].VclkFrequency, false, &dividers);
  2327. if (ret)
  2328. return ret;
  2329. table->UvdLevel[count].VclkDivider = (u8)dividers.post_divider;
  2330. ret = amdgpu_atombios_get_clock_dividers(adev,
  2331. COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
  2332. table->UvdLevel[count].DclkFrequency, false, &dividers);
  2333. if (ret)
  2334. return ret;
  2335. table->UvdLevel[count].DclkDivider = (u8)dividers.post_divider;
  2336. table->UvdLevel[count].VclkFrequency = cpu_to_be32(table->UvdLevel[count].VclkFrequency);
  2337. table->UvdLevel[count].DclkFrequency = cpu_to_be32(table->UvdLevel[count].DclkFrequency);
  2338. table->UvdLevel[count].MinVddc = cpu_to_be16(table->UvdLevel[count].MinVddc);
  2339. }
  2340. return ret;
  2341. }
  2342. static int ci_populate_smc_vce_level(struct amdgpu_device *adev,
  2343. SMU7_Discrete_DpmTable *table)
  2344. {
  2345. u32 count;
  2346. struct atom_clock_dividers dividers;
  2347. int ret = -EINVAL;
  2348. table->VceLevelCount =
  2349. adev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.count;
  2350. for (count = 0; count < table->VceLevelCount; count++) {
  2351. table->VceLevel[count].Frequency =
  2352. adev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries[count].evclk;
  2353. table->VceLevel[count].MinVoltage =
  2354. (u16)adev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries[count].v * VOLTAGE_SCALE;
  2355. table->VceLevel[count].MinPhases = 1;
  2356. ret = amdgpu_atombios_get_clock_dividers(adev,
  2357. COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
  2358. table->VceLevel[count].Frequency, false, &dividers);
  2359. if (ret)
  2360. return ret;
  2361. table->VceLevel[count].Divider = (u8)dividers.post_divider;
  2362. table->VceLevel[count].Frequency = cpu_to_be32(table->VceLevel[count].Frequency);
  2363. table->VceLevel[count].MinVoltage = cpu_to_be16(table->VceLevel[count].MinVoltage);
  2364. }
  2365. return ret;
  2366. }
  2367. static int ci_populate_smc_acp_level(struct amdgpu_device *adev,
  2368. SMU7_Discrete_DpmTable *table)
  2369. {
  2370. u32 count;
  2371. struct atom_clock_dividers dividers;
  2372. int ret = -EINVAL;
  2373. table->AcpLevelCount = (u8)
  2374. (adev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.count);
  2375. for (count = 0; count < table->AcpLevelCount; count++) {
  2376. table->AcpLevel[count].Frequency =
  2377. adev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries[count].clk;
  2378. table->AcpLevel[count].MinVoltage =
  2379. adev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries[count].v;
  2380. table->AcpLevel[count].MinPhases = 1;
  2381. ret = amdgpu_atombios_get_clock_dividers(adev,
  2382. COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
  2383. table->AcpLevel[count].Frequency, false, &dividers);
  2384. if (ret)
  2385. return ret;
  2386. table->AcpLevel[count].Divider = (u8)dividers.post_divider;
  2387. table->AcpLevel[count].Frequency = cpu_to_be32(table->AcpLevel[count].Frequency);
  2388. table->AcpLevel[count].MinVoltage = cpu_to_be16(table->AcpLevel[count].MinVoltage);
  2389. }
  2390. return ret;
  2391. }
  2392. static int ci_populate_smc_samu_level(struct amdgpu_device *adev,
  2393. SMU7_Discrete_DpmTable *table)
  2394. {
  2395. u32 count;
  2396. struct atom_clock_dividers dividers;
  2397. int ret = -EINVAL;
  2398. table->SamuLevelCount =
  2399. adev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.count;
  2400. for (count = 0; count < table->SamuLevelCount; count++) {
  2401. table->SamuLevel[count].Frequency =
  2402. adev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries[count].clk;
  2403. table->SamuLevel[count].MinVoltage =
  2404. adev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries[count].v * VOLTAGE_SCALE;
  2405. table->SamuLevel[count].MinPhases = 1;
  2406. ret = amdgpu_atombios_get_clock_dividers(adev,
  2407. COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
  2408. table->SamuLevel[count].Frequency, false, &dividers);
  2409. if (ret)
  2410. return ret;
  2411. table->SamuLevel[count].Divider = (u8)dividers.post_divider;
  2412. table->SamuLevel[count].Frequency = cpu_to_be32(table->SamuLevel[count].Frequency);
  2413. table->SamuLevel[count].MinVoltage = cpu_to_be16(table->SamuLevel[count].MinVoltage);
  2414. }
  2415. return ret;
  2416. }
  2417. static int ci_calculate_mclk_params(struct amdgpu_device *adev,
  2418. u32 memory_clock,
  2419. SMU7_Discrete_MemoryLevel *mclk,
  2420. bool strobe_mode,
  2421. bool dll_state_on)
  2422. {
  2423. struct ci_power_info *pi = ci_get_pi(adev);
  2424. u32 dll_cntl = pi->clock_registers.dll_cntl;
  2425. u32 mclk_pwrmgt_cntl = pi->clock_registers.mclk_pwrmgt_cntl;
  2426. u32 mpll_ad_func_cntl = pi->clock_registers.mpll_ad_func_cntl;
  2427. u32 mpll_dq_func_cntl = pi->clock_registers.mpll_dq_func_cntl;
  2428. u32 mpll_func_cntl = pi->clock_registers.mpll_func_cntl;
  2429. u32 mpll_func_cntl_1 = pi->clock_registers.mpll_func_cntl_1;
  2430. u32 mpll_func_cntl_2 = pi->clock_registers.mpll_func_cntl_2;
  2431. u32 mpll_ss1 = pi->clock_registers.mpll_ss1;
  2432. u32 mpll_ss2 = pi->clock_registers.mpll_ss2;
  2433. struct atom_mpll_param mpll_param;
  2434. int ret;
  2435. ret = amdgpu_atombios_get_memory_pll_dividers(adev, memory_clock, strobe_mode, &mpll_param);
  2436. if (ret)
  2437. return ret;
  2438. mpll_func_cntl &= ~MPLL_FUNC_CNTL__BWCTRL_MASK;
  2439. mpll_func_cntl |= (mpll_param.bwcntl << MPLL_FUNC_CNTL__BWCTRL__SHIFT);
  2440. mpll_func_cntl_1 &= ~(MPLL_FUNC_CNTL_1__CLKF_MASK | MPLL_FUNC_CNTL_1__CLKFRAC_MASK |
  2441. MPLL_FUNC_CNTL_1__VCO_MODE_MASK);
  2442. mpll_func_cntl_1 |= (mpll_param.clkf) << MPLL_FUNC_CNTL_1__CLKF__SHIFT |
  2443. (mpll_param.clkfrac << MPLL_FUNC_CNTL_1__CLKFRAC__SHIFT) |
  2444. (mpll_param.vco_mode << MPLL_FUNC_CNTL_1__VCO_MODE__SHIFT);
  2445. mpll_ad_func_cntl &= ~MPLL_AD_FUNC_CNTL__YCLK_POST_DIV_MASK;
  2446. mpll_ad_func_cntl |= (mpll_param.post_div << MPLL_AD_FUNC_CNTL__YCLK_POST_DIV__SHIFT);
  2447. if (adev->mc.vram_type == AMDGPU_VRAM_TYPE_GDDR5) {
  2448. mpll_dq_func_cntl &= ~(MPLL_DQ_FUNC_CNTL__YCLK_SEL_MASK |
  2449. MPLL_AD_FUNC_CNTL__YCLK_POST_DIV_MASK);
  2450. mpll_dq_func_cntl |= (mpll_param.yclk_sel << MPLL_DQ_FUNC_CNTL__YCLK_SEL__SHIFT) |
  2451. (mpll_param.post_div << MPLL_AD_FUNC_CNTL__YCLK_POST_DIV__SHIFT);
  2452. }
  2453. if (pi->caps_mclk_ss_support) {
  2454. struct amdgpu_atom_ss ss;
  2455. u32 freq_nom;
  2456. u32 tmp;
  2457. u32 reference_clock = adev->clock.mpll.reference_freq;
  2458. if (mpll_param.qdr == 1)
  2459. freq_nom = memory_clock * 4 * (1 << mpll_param.post_div);
  2460. else
  2461. freq_nom = memory_clock * 2 * (1 << mpll_param.post_div);
  2462. tmp = (freq_nom / reference_clock);
  2463. tmp = tmp * tmp;
  2464. if (amdgpu_atombios_get_asic_ss_info(adev, &ss,
  2465. ASIC_INTERNAL_MEMORY_SS, freq_nom)) {
  2466. u32 clks = reference_clock * 5 / ss.rate;
  2467. u32 clkv = (u32)((((131 * ss.percentage * ss.rate) / 100) * tmp) / freq_nom);
  2468. mpll_ss1 &= ~MPLL_SS1__CLKV_MASK;
  2469. mpll_ss1 |= (clkv << MPLL_SS1__CLKV__SHIFT);
  2470. mpll_ss2 &= ~MPLL_SS2__CLKS_MASK;
  2471. mpll_ss2 |= (clks << MPLL_SS2__CLKS__SHIFT);
  2472. }
  2473. }
  2474. mclk_pwrmgt_cntl &= ~MCLK_PWRMGT_CNTL__DLL_SPEED_MASK;
  2475. mclk_pwrmgt_cntl |= (mpll_param.dll_speed << MCLK_PWRMGT_CNTL__DLL_SPEED__SHIFT);
  2476. if (dll_state_on)
  2477. mclk_pwrmgt_cntl |= MCLK_PWRMGT_CNTL__MRDCK0_PDNB_MASK |
  2478. MCLK_PWRMGT_CNTL__MRDCK1_PDNB_MASK;
  2479. else
  2480. mclk_pwrmgt_cntl &= ~(MCLK_PWRMGT_CNTL__MRDCK0_PDNB_MASK |
  2481. MCLK_PWRMGT_CNTL__MRDCK1_PDNB_MASK);
  2482. mclk->MclkFrequency = memory_clock;
  2483. mclk->MpllFuncCntl = mpll_func_cntl;
  2484. mclk->MpllFuncCntl_1 = mpll_func_cntl_1;
  2485. mclk->MpllFuncCntl_2 = mpll_func_cntl_2;
  2486. mclk->MpllAdFuncCntl = mpll_ad_func_cntl;
  2487. mclk->MpllDqFuncCntl = mpll_dq_func_cntl;
  2488. mclk->MclkPwrmgtCntl = mclk_pwrmgt_cntl;
  2489. mclk->DllCntl = dll_cntl;
  2490. mclk->MpllSs1 = mpll_ss1;
  2491. mclk->MpllSs2 = mpll_ss2;
  2492. return 0;
  2493. }
  2494. static int ci_populate_single_memory_level(struct amdgpu_device *adev,
  2495. u32 memory_clock,
  2496. SMU7_Discrete_MemoryLevel *memory_level)
  2497. {
  2498. struct ci_power_info *pi = ci_get_pi(adev);
  2499. int ret;
  2500. bool dll_state_on;
  2501. if (adev->pm.dpm.dyn_state.vddc_dependency_on_mclk.entries) {
  2502. ret = ci_get_dependency_volt_by_clk(adev,
  2503. &adev->pm.dpm.dyn_state.vddc_dependency_on_mclk,
  2504. memory_clock, &memory_level->MinVddc);
  2505. if (ret)
  2506. return ret;
  2507. }
  2508. if (adev->pm.dpm.dyn_state.vddci_dependency_on_mclk.entries) {
  2509. ret = ci_get_dependency_volt_by_clk(adev,
  2510. &adev->pm.dpm.dyn_state.vddci_dependency_on_mclk,
  2511. memory_clock, &memory_level->MinVddci);
  2512. if (ret)
  2513. return ret;
  2514. }
  2515. if (adev->pm.dpm.dyn_state.mvdd_dependency_on_mclk.entries) {
  2516. ret = ci_get_dependency_volt_by_clk(adev,
  2517. &adev->pm.dpm.dyn_state.mvdd_dependency_on_mclk,
  2518. memory_clock, &memory_level->MinMvdd);
  2519. if (ret)
  2520. return ret;
  2521. }
  2522. memory_level->MinVddcPhases = 1;
  2523. if (pi->vddc_phase_shed_control)
  2524. ci_populate_phase_value_based_on_mclk(adev,
  2525. &adev->pm.dpm.dyn_state.phase_shedding_limits_table,
  2526. memory_clock,
  2527. &memory_level->MinVddcPhases);
  2528. memory_level->EnabledForActivity = 1;
  2529. memory_level->EnabledForThrottle = 1;
  2530. memory_level->UpH = 0;
  2531. memory_level->DownH = 100;
  2532. memory_level->VoltageDownH = 0;
  2533. memory_level->ActivityLevel = (u16)pi->mclk_activity_target;
  2534. memory_level->StutterEnable = false;
  2535. memory_level->StrobeEnable = false;
  2536. memory_level->EdcReadEnable = false;
  2537. memory_level->EdcWriteEnable = false;
  2538. memory_level->RttEnable = false;
  2539. memory_level->DisplayWatermark = PPSMC_DISPLAY_WATERMARK_LOW;
  2540. if (pi->mclk_stutter_mode_threshold &&
  2541. (memory_clock <= pi->mclk_stutter_mode_threshold) &&
  2542. (!pi->uvd_enabled) &&
  2543. (RREG32(mmDPG_PIPE_STUTTER_CONTROL) & DPG_PIPE_STUTTER_CONTROL__STUTTER_ENABLE_MASK) &&
  2544. (adev->pm.dpm.new_active_crtc_count <= 2))
  2545. memory_level->StutterEnable = true;
  2546. if (pi->mclk_strobe_mode_threshold &&
  2547. (memory_clock <= pi->mclk_strobe_mode_threshold))
  2548. memory_level->StrobeEnable = 1;
  2549. if (adev->mc.vram_type == AMDGPU_VRAM_TYPE_GDDR5) {
  2550. memory_level->StrobeRatio =
  2551. ci_get_mclk_frequency_ratio(memory_clock, memory_level->StrobeEnable);
  2552. if (pi->mclk_edc_enable_threshold &&
  2553. (memory_clock > pi->mclk_edc_enable_threshold))
  2554. memory_level->EdcReadEnable = true;
  2555. if (pi->mclk_edc_wr_enable_threshold &&
  2556. (memory_clock > pi->mclk_edc_wr_enable_threshold))
  2557. memory_level->EdcWriteEnable = true;
  2558. if (memory_level->StrobeEnable) {
  2559. if (ci_get_mclk_frequency_ratio(memory_clock, true) >=
  2560. ((RREG32(mmMC_SEQ_MISC7) >> 16) & 0xf))
  2561. dll_state_on = ((RREG32(mmMC_SEQ_MISC5) >> 1) & 0x1) ? true : false;
  2562. else
  2563. dll_state_on = ((RREG32(mmMC_SEQ_MISC6) >> 1) & 0x1) ? true : false;
  2564. } else {
  2565. dll_state_on = pi->dll_default_on;
  2566. }
  2567. } else {
  2568. memory_level->StrobeRatio = ci_get_ddr3_mclk_frequency_ratio(memory_clock);
  2569. dll_state_on = ((RREG32(mmMC_SEQ_MISC5) >> 1) & 0x1) ? true : false;
  2570. }
  2571. ret = ci_calculate_mclk_params(adev, memory_clock, memory_level, memory_level->StrobeEnable, dll_state_on);
  2572. if (ret)
  2573. return ret;
  2574. memory_level->MinVddc = cpu_to_be32(memory_level->MinVddc * VOLTAGE_SCALE);
  2575. memory_level->MinVddcPhases = cpu_to_be32(memory_level->MinVddcPhases);
  2576. memory_level->MinVddci = cpu_to_be32(memory_level->MinVddci * VOLTAGE_SCALE);
  2577. memory_level->MinMvdd = cpu_to_be32(memory_level->MinMvdd * VOLTAGE_SCALE);
  2578. memory_level->MclkFrequency = cpu_to_be32(memory_level->MclkFrequency);
  2579. memory_level->ActivityLevel = cpu_to_be16(memory_level->ActivityLevel);
  2580. memory_level->MpllFuncCntl = cpu_to_be32(memory_level->MpllFuncCntl);
  2581. memory_level->MpllFuncCntl_1 = cpu_to_be32(memory_level->MpllFuncCntl_1);
  2582. memory_level->MpllFuncCntl_2 = cpu_to_be32(memory_level->MpllFuncCntl_2);
  2583. memory_level->MpllAdFuncCntl = cpu_to_be32(memory_level->MpllAdFuncCntl);
  2584. memory_level->MpllDqFuncCntl = cpu_to_be32(memory_level->MpllDqFuncCntl);
  2585. memory_level->MclkPwrmgtCntl = cpu_to_be32(memory_level->MclkPwrmgtCntl);
  2586. memory_level->DllCntl = cpu_to_be32(memory_level->DllCntl);
  2587. memory_level->MpllSs1 = cpu_to_be32(memory_level->MpllSs1);
  2588. memory_level->MpllSs2 = cpu_to_be32(memory_level->MpllSs2);
  2589. return 0;
  2590. }
  2591. static int ci_populate_smc_acpi_level(struct amdgpu_device *adev,
  2592. SMU7_Discrete_DpmTable *table)
  2593. {
  2594. struct ci_power_info *pi = ci_get_pi(adev);
  2595. struct atom_clock_dividers dividers;
  2596. SMU7_Discrete_VoltageLevel voltage_level;
  2597. u32 spll_func_cntl = pi->clock_registers.cg_spll_func_cntl;
  2598. u32 spll_func_cntl_2 = pi->clock_registers.cg_spll_func_cntl_2;
  2599. u32 dll_cntl = pi->clock_registers.dll_cntl;
  2600. u32 mclk_pwrmgt_cntl = pi->clock_registers.mclk_pwrmgt_cntl;
  2601. int ret;
  2602. table->ACPILevel.Flags &= ~PPSMC_SWSTATE_FLAG_DC;
  2603. if (pi->acpi_vddc)
  2604. table->ACPILevel.MinVddc = cpu_to_be32(pi->acpi_vddc * VOLTAGE_SCALE);
  2605. else
  2606. table->ACPILevel.MinVddc = cpu_to_be32(pi->min_vddc_in_pp_table * VOLTAGE_SCALE);
  2607. table->ACPILevel.MinVddcPhases = pi->vddc_phase_shed_control ? 0 : 1;
  2608. table->ACPILevel.SclkFrequency = adev->clock.spll.reference_freq;
  2609. ret = amdgpu_atombios_get_clock_dividers(adev,
  2610. COMPUTE_GPUCLK_INPUT_FLAG_SCLK,
  2611. table->ACPILevel.SclkFrequency, false, &dividers);
  2612. if (ret)
  2613. return ret;
  2614. table->ACPILevel.SclkDid = (u8)dividers.post_divider;
  2615. table->ACPILevel.DisplayWatermark = PPSMC_DISPLAY_WATERMARK_LOW;
  2616. table->ACPILevel.DeepSleepDivId = 0;
  2617. spll_func_cntl &= ~CG_SPLL_FUNC_CNTL__SPLL_PWRON_MASK;
  2618. spll_func_cntl |= CG_SPLL_FUNC_CNTL__SPLL_RESET_MASK;
  2619. spll_func_cntl_2 &= ~CG_SPLL_FUNC_CNTL_2__SCLK_MUX_SEL_MASK;
  2620. spll_func_cntl_2 |= (4 << CG_SPLL_FUNC_CNTL_2__SCLK_MUX_SEL__SHIFT);
  2621. table->ACPILevel.CgSpllFuncCntl = spll_func_cntl;
  2622. table->ACPILevel.CgSpllFuncCntl2 = spll_func_cntl_2;
  2623. table->ACPILevel.CgSpllFuncCntl3 = pi->clock_registers.cg_spll_func_cntl_3;
  2624. table->ACPILevel.CgSpllFuncCntl4 = pi->clock_registers.cg_spll_func_cntl_4;
  2625. table->ACPILevel.SpllSpreadSpectrum = pi->clock_registers.cg_spll_spread_spectrum;
  2626. table->ACPILevel.SpllSpreadSpectrum2 = pi->clock_registers.cg_spll_spread_spectrum_2;
  2627. table->ACPILevel.CcPwrDynRm = 0;
  2628. table->ACPILevel.CcPwrDynRm1 = 0;
  2629. table->ACPILevel.Flags = cpu_to_be32(table->ACPILevel.Flags);
  2630. table->ACPILevel.MinVddcPhases = cpu_to_be32(table->ACPILevel.MinVddcPhases);
  2631. table->ACPILevel.SclkFrequency = cpu_to_be32(table->ACPILevel.SclkFrequency);
  2632. table->ACPILevel.CgSpllFuncCntl = cpu_to_be32(table->ACPILevel.CgSpllFuncCntl);
  2633. table->ACPILevel.CgSpllFuncCntl2 = cpu_to_be32(table->ACPILevel.CgSpllFuncCntl2);
  2634. table->ACPILevel.CgSpllFuncCntl3 = cpu_to_be32(table->ACPILevel.CgSpllFuncCntl3);
  2635. table->ACPILevel.CgSpllFuncCntl4 = cpu_to_be32(table->ACPILevel.CgSpllFuncCntl4);
  2636. table->ACPILevel.SpllSpreadSpectrum = cpu_to_be32(table->ACPILevel.SpllSpreadSpectrum);
  2637. table->ACPILevel.SpllSpreadSpectrum2 = cpu_to_be32(table->ACPILevel.SpllSpreadSpectrum2);
  2638. table->ACPILevel.CcPwrDynRm = cpu_to_be32(table->ACPILevel.CcPwrDynRm);
  2639. table->ACPILevel.CcPwrDynRm1 = cpu_to_be32(table->ACPILevel.CcPwrDynRm1);
  2640. table->MemoryACPILevel.MinVddc = table->ACPILevel.MinVddc;
  2641. table->MemoryACPILevel.MinVddcPhases = table->ACPILevel.MinVddcPhases;
  2642. if (pi->vddci_control != CISLANDS_VOLTAGE_CONTROL_NONE) {
  2643. if (pi->acpi_vddci)
  2644. table->MemoryACPILevel.MinVddci =
  2645. cpu_to_be32(pi->acpi_vddci * VOLTAGE_SCALE);
  2646. else
  2647. table->MemoryACPILevel.MinVddci =
  2648. cpu_to_be32(pi->min_vddci_in_pp_table * VOLTAGE_SCALE);
  2649. }
  2650. if (ci_populate_mvdd_value(adev, 0, &voltage_level))
  2651. table->MemoryACPILevel.MinMvdd = 0;
  2652. else
  2653. table->MemoryACPILevel.MinMvdd =
  2654. cpu_to_be32(voltage_level.Voltage * VOLTAGE_SCALE);
  2655. mclk_pwrmgt_cntl |= MCLK_PWRMGT_CNTL__MRDCK0_RESET_MASK |
  2656. MCLK_PWRMGT_CNTL__MRDCK1_RESET_MASK;
  2657. mclk_pwrmgt_cntl &= ~(MCLK_PWRMGT_CNTL__MRDCK0_PDNB_MASK |
  2658. MCLK_PWRMGT_CNTL__MRDCK1_PDNB_MASK);
  2659. dll_cntl &= ~(DLL_CNTL__MRDCK0_BYPASS_MASK | DLL_CNTL__MRDCK1_BYPASS_MASK);
  2660. table->MemoryACPILevel.DllCntl = cpu_to_be32(dll_cntl);
  2661. table->MemoryACPILevel.MclkPwrmgtCntl = cpu_to_be32(mclk_pwrmgt_cntl);
  2662. table->MemoryACPILevel.MpllAdFuncCntl =
  2663. cpu_to_be32(pi->clock_registers.mpll_ad_func_cntl);
  2664. table->MemoryACPILevel.MpllDqFuncCntl =
  2665. cpu_to_be32(pi->clock_registers.mpll_dq_func_cntl);
  2666. table->MemoryACPILevel.MpllFuncCntl =
  2667. cpu_to_be32(pi->clock_registers.mpll_func_cntl);
  2668. table->MemoryACPILevel.MpllFuncCntl_1 =
  2669. cpu_to_be32(pi->clock_registers.mpll_func_cntl_1);
  2670. table->MemoryACPILevel.MpllFuncCntl_2 =
  2671. cpu_to_be32(pi->clock_registers.mpll_func_cntl_2);
  2672. table->MemoryACPILevel.MpllSs1 = cpu_to_be32(pi->clock_registers.mpll_ss1);
  2673. table->MemoryACPILevel.MpllSs2 = cpu_to_be32(pi->clock_registers.mpll_ss2);
  2674. table->MemoryACPILevel.EnabledForThrottle = 0;
  2675. table->MemoryACPILevel.EnabledForActivity = 0;
  2676. table->MemoryACPILevel.UpH = 0;
  2677. table->MemoryACPILevel.DownH = 100;
  2678. table->MemoryACPILevel.VoltageDownH = 0;
  2679. table->MemoryACPILevel.ActivityLevel =
  2680. cpu_to_be16((u16)pi->mclk_activity_target);
  2681. table->MemoryACPILevel.StutterEnable = false;
  2682. table->MemoryACPILevel.StrobeEnable = false;
  2683. table->MemoryACPILevel.EdcReadEnable = false;
  2684. table->MemoryACPILevel.EdcWriteEnable = false;
  2685. table->MemoryACPILevel.RttEnable = false;
  2686. return 0;
  2687. }
  2688. static int ci_enable_ulv(struct amdgpu_device *adev, bool enable)
  2689. {
  2690. struct ci_power_info *pi = ci_get_pi(adev);
  2691. struct ci_ulv_parm *ulv = &pi->ulv;
  2692. if (ulv->supported) {
  2693. if (enable)
  2694. return (amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_EnableULV) == PPSMC_Result_OK) ?
  2695. 0 : -EINVAL;
  2696. else
  2697. return (amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_DisableULV) == PPSMC_Result_OK) ?
  2698. 0 : -EINVAL;
  2699. }
  2700. return 0;
  2701. }
  2702. static int ci_populate_ulv_level(struct amdgpu_device *adev,
  2703. SMU7_Discrete_Ulv *state)
  2704. {
  2705. struct ci_power_info *pi = ci_get_pi(adev);
  2706. u16 ulv_voltage = adev->pm.dpm.backbias_response_time;
  2707. state->CcPwrDynRm = 0;
  2708. state->CcPwrDynRm1 = 0;
  2709. if (ulv_voltage == 0) {
  2710. pi->ulv.supported = false;
  2711. return 0;
  2712. }
  2713. if (pi->voltage_control != CISLANDS_VOLTAGE_CONTROL_BY_SVID2) {
  2714. if (ulv_voltage > adev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[0].v)
  2715. state->VddcOffset = 0;
  2716. else
  2717. state->VddcOffset =
  2718. adev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[0].v - ulv_voltage;
  2719. } else {
  2720. if (ulv_voltage > adev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[0].v)
  2721. state->VddcOffsetVid = 0;
  2722. else
  2723. state->VddcOffsetVid = (u8)
  2724. ((adev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[0].v - ulv_voltage) *
  2725. VOLTAGE_VID_OFFSET_SCALE2 / VOLTAGE_VID_OFFSET_SCALE1);
  2726. }
  2727. state->VddcPhase = pi->vddc_phase_shed_control ? 0 : 1;
  2728. state->CcPwrDynRm = cpu_to_be32(state->CcPwrDynRm);
  2729. state->CcPwrDynRm1 = cpu_to_be32(state->CcPwrDynRm1);
  2730. state->VddcOffset = cpu_to_be16(state->VddcOffset);
  2731. return 0;
  2732. }
  2733. static int ci_calculate_sclk_params(struct amdgpu_device *adev,
  2734. u32 engine_clock,
  2735. SMU7_Discrete_GraphicsLevel *sclk)
  2736. {
  2737. struct ci_power_info *pi = ci_get_pi(adev);
  2738. struct atom_clock_dividers dividers;
  2739. u32 spll_func_cntl_3 = pi->clock_registers.cg_spll_func_cntl_3;
  2740. u32 spll_func_cntl_4 = pi->clock_registers.cg_spll_func_cntl_4;
  2741. u32 cg_spll_spread_spectrum = pi->clock_registers.cg_spll_spread_spectrum;
  2742. u32 cg_spll_spread_spectrum_2 = pi->clock_registers.cg_spll_spread_spectrum_2;
  2743. u32 reference_clock = adev->clock.spll.reference_freq;
  2744. u32 reference_divider;
  2745. u32 fbdiv;
  2746. int ret;
  2747. ret = amdgpu_atombios_get_clock_dividers(adev,
  2748. COMPUTE_GPUCLK_INPUT_FLAG_SCLK,
  2749. engine_clock, false, &dividers);
  2750. if (ret)
  2751. return ret;
  2752. reference_divider = 1 + dividers.ref_div;
  2753. fbdiv = dividers.fb_div & 0x3FFFFFF;
  2754. spll_func_cntl_3 &= ~CG_SPLL_FUNC_CNTL_3__SPLL_FB_DIV_MASK;
  2755. spll_func_cntl_3 |= (fbdiv << CG_SPLL_FUNC_CNTL_3__SPLL_FB_DIV__SHIFT);
  2756. spll_func_cntl_3 |= CG_SPLL_FUNC_CNTL_3__SPLL_DITHEN_MASK;
  2757. if (pi->caps_sclk_ss_support) {
  2758. struct amdgpu_atom_ss ss;
  2759. u32 vco_freq = engine_clock * dividers.post_div;
  2760. if (amdgpu_atombios_get_asic_ss_info(adev, &ss,
  2761. ASIC_INTERNAL_ENGINE_SS, vco_freq)) {
  2762. u32 clk_s = reference_clock * 5 / (reference_divider * ss.rate);
  2763. u32 clk_v = 4 * ss.percentage * fbdiv / (clk_s * 10000);
  2764. cg_spll_spread_spectrum &= ~(CG_SPLL_SPREAD_SPECTRUM__CLKS_MASK | CG_SPLL_SPREAD_SPECTRUM__SSEN_MASK);
  2765. cg_spll_spread_spectrum |= (clk_s << CG_SPLL_SPREAD_SPECTRUM__CLKS__SHIFT);
  2766. cg_spll_spread_spectrum |= (1 << CG_SPLL_SPREAD_SPECTRUM__SSEN__SHIFT);
  2767. cg_spll_spread_spectrum_2 &= ~CG_SPLL_SPREAD_SPECTRUM_2__CLKV_MASK;
  2768. cg_spll_spread_spectrum_2 |= (clk_v << CG_SPLL_SPREAD_SPECTRUM_2__CLKV__SHIFT);
  2769. }
  2770. }
  2771. sclk->SclkFrequency = engine_clock;
  2772. sclk->CgSpllFuncCntl3 = spll_func_cntl_3;
  2773. sclk->CgSpllFuncCntl4 = spll_func_cntl_4;
  2774. sclk->SpllSpreadSpectrum = cg_spll_spread_spectrum;
  2775. sclk->SpllSpreadSpectrum2 = cg_spll_spread_spectrum_2;
  2776. sclk->SclkDid = (u8)dividers.post_divider;
  2777. return 0;
  2778. }
  2779. static int ci_populate_single_graphic_level(struct amdgpu_device *adev,
  2780. u32 engine_clock,
  2781. u16 sclk_activity_level_t,
  2782. SMU7_Discrete_GraphicsLevel *graphic_level)
  2783. {
  2784. struct ci_power_info *pi = ci_get_pi(adev);
  2785. int ret;
  2786. ret = ci_calculate_sclk_params(adev, engine_clock, graphic_level);
  2787. if (ret)
  2788. return ret;
  2789. ret = ci_get_dependency_volt_by_clk(adev,
  2790. &adev->pm.dpm.dyn_state.vddc_dependency_on_sclk,
  2791. engine_clock, &graphic_level->MinVddc);
  2792. if (ret)
  2793. return ret;
  2794. graphic_level->SclkFrequency = engine_clock;
  2795. graphic_level->Flags = 0;
  2796. graphic_level->MinVddcPhases = 1;
  2797. if (pi->vddc_phase_shed_control)
  2798. ci_populate_phase_value_based_on_sclk(adev,
  2799. &adev->pm.dpm.dyn_state.phase_shedding_limits_table,
  2800. engine_clock,
  2801. &graphic_level->MinVddcPhases);
  2802. graphic_level->ActivityLevel = sclk_activity_level_t;
  2803. graphic_level->CcPwrDynRm = 0;
  2804. graphic_level->CcPwrDynRm1 = 0;
  2805. graphic_level->EnabledForThrottle = 1;
  2806. graphic_level->UpH = 0;
  2807. graphic_level->DownH = 0;
  2808. graphic_level->VoltageDownH = 0;
  2809. graphic_level->PowerThrottle = 0;
  2810. if (pi->caps_sclk_ds)
  2811. graphic_level->DeepSleepDivId = ci_get_sleep_divider_id_from_clock(engine_clock,
  2812. CISLAND_MINIMUM_ENGINE_CLOCK);
  2813. graphic_level->DisplayWatermark = PPSMC_DISPLAY_WATERMARK_LOW;
  2814. graphic_level->Flags = cpu_to_be32(graphic_level->Flags);
  2815. graphic_level->MinVddc = cpu_to_be32(graphic_level->MinVddc * VOLTAGE_SCALE);
  2816. graphic_level->MinVddcPhases = cpu_to_be32(graphic_level->MinVddcPhases);
  2817. graphic_level->SclkFrequency = cpu_to_be32(graphic_level->SclkFrequency);
  2818. graphic_level->ActivityLevel = cpu_to_be16(graphic_level->ActivityLevel);
  2819. graphic_level->CgSpllFuncCntl3 = cpu_to_be32(graphic_level->CgSpllFuncCntl3);
  2820. graphic_level->CgSpllFuncCntl4 = cpu_to_be32(graphic_level->CgSpllFuncCntl4);
  2821. graphic_level->SpllSpreadSpectrum = cpu_to_be32(graphic_level->SpllSpreadSpectrum);
  2822. graphic_level->SpllSpreadSpectrum2 = cpu_to_be32(graphic_level->SpllSpreadSpectrum2);
  2823. graphic_level->CcPwrDynRm = cpu_to_be32(graphic_level->CcPwrDynRm);
  2824. graphic_level->CcPwrDynRm1 = cpu_to_be32(graphic_level->CcPwrDynRm1);
  2825. return 0;
  2826. }
  2827. static int ci_populate_all_graphic_levels(struct amdgpu_device *adev)
  2828. {
  2829. struct ci_power_info *pi = ci_get_pi(adev);
  2830. struct ci_dpm_table *dpm_table = &pi->dpm_table;
  2831. u32 level_array_address = pi->dpm_table_start +
  2832. offsetof(SMU7_Discrete_DpmTable, GraphicsLevel);
  2833. u32 level_array_size = sizeof(SMU7_Discrete_GraphicsLevel) *
  2834. SMU7_MAX_LEVELS_GRAPHICS;
  2835. SMU7_Discrete_GraphicsLevel *levels = pi->smc_state_table.GraphicsLevel;
  2836. u32 i, ret;
  2837. memset(levels, 0, level_array_size);
  2838. for (i = 0; i < dpm_table->sclk_table.count; i++) {
  2839. ret = ci_populate_single_graphic_level(adev,
  2840. dpm_table->sclk_table.dpm_levels[i].value,
  2841. (u16)pi->activity_target[i],
  2842. &pi->smc_state_table.GraphicsLevel[i]);
  2843. if (ret)
  2844. return ret;
  2845. if (i > 1)
  2846. pi->smc_state_table.GraphicsLevel[i].DeepSleepDivId = 0;
  2847. if (i == (dpm_table->sclk_table.count - 1))
  2848. pi->smc_state_table.GraphicsLevel[i].DisplayWatermark =
  2849. PPSMC_DISPLAY_WATERMARK_HIGH;
  2850. }
  2851. pi->smc_state_table.GraphicsLevel[0].EnabledForActivity = 1;
  2852. pi->smc_state_table.GraphicsDpmLevelCount = (u8)dpm_table->sclk_table.count;
  2853. pi->dpm_level_enable_mask.sclk_dpm_enable_mask =
  2854. ci_get_dpm_level_enable_mask_value(&dpm_table->sclk_table);
  2855. ret = amdgpu_ci_copy_bytes_to_smc(adev, level_array_address,
  2856. (u8 *)levels, level_array_size,
  2857. pi->sram_end);
  2858. if (ret)
  2859. return ret;
  2860. return 0;
  2861. }
  2862. static int ci_populate_ulv_state(struct amdgpu_device *adev,
  2863. SMU7_Discrete_Ulv *ulv_level)
  2864. {
  2865. return ci_populate_ulv_level(adev, ulv_level);
  2866. }
  2867. static int ci_populate_all_memory_levels(struct amdgpu_device *adev)
  2868. {
  2869. struct ci_power_info *pi = ci_get_pi(adev);
  2870. struct ci_dpm_table *dpm_table = &pi->dpm_table;
  2871. u32 level_array_address = pi->dpm_table_start +
  2872. offsetof(SMU7_Discrete_DpmTable, MemoryLevel);
  2873. u32 level_array_size = sizeof(SMU7_Discrete_MemoryLevel) *
  2874. SMU7_MAX_LEVELS_MEMORY;
  2875. SMU7_Discrete_MemoryLevel *levels = pi->smc_state_table.MemoryLevel;
  2876. u32 i, ret;
  2877. memset(levels, 0, level_array_size);
  2878. for (i = 0; i < dpm_table->mclk_table.count; i++) {
  2879. if (dpm_table->mclk_table.dpm_levels[i].value == 0)
  2880. return -EINVAL;
  2881. ret = ci_populate_single_memory_level(adev,
  2882. dpm_table->mclk_table.dpm_levels[i].value,
  2883. &pi->smc_state_table.MemoryLevel[i]);
  2884. if (ret)
  2885. return ret;
  2886. }
  2887. if ((dpm_table->mclk_table.count >= 2) &&
  2888. ((adev->pdev->device == 0x67B0) || (adev->pdev->device == 0x67B1))) {
  2889. pi->smc_state_table.MemoryLevel[1].MinVddc =
  2890. pi->smc_state_table.MemoryLevel[0].MinVddc;
  2891. pi->smc_state_table.MemoryLevel[1].MinVddcPhases =
  2892. pi->smc_state_table.MemoryLevel[0].MinVddcPhases;
  2893. }
  2894. pi->smc_state_table.MemoryLevel[0].ActivityLevel = cpu_to_be16(0x1F);
  2895. pi->smc_state_table.MemoryDpmLevelCount = (u8)dpm_table->mclk_table.count;
  2896. pi->dpm_level_enable_mask.mclk_dpm_enable_mask =
  2897. ci_get_dpm_level_enable_mask_value(&dpm_table->mclk_table);
  2898. pi->smc_state_table.MemoryLevel[dpm_table->mclk_table.count - 1].DisplayWatermark =
  2899. PPSMC_DISPLAY_WATERMARK_HIGH;
  2900. ret = amdgpu_ci_copy_bytes_to_smc(adev, level_array_address,
  2901. (u8 *)levels, level_array_size,
  2902. pi->sram_end);
  2903. if (ret)
  2904. return ret;
  2905. return 0;
  2906. }
  2907. static void ci_reset_single_dpm_table(struct amdgpu_device *adev,
  2908. struct ci_single_dpm_table* dpm_table,
  2909. u32 count)
  2910. {
  2911. u32 i;
  2912. dpm_table->count = count;
  2913. for (i = 0; i < MAX_REGULAR_DPM_NUMBER; i++)
  2914. dpm_table->dpm_levels[i].enabled = false;
  2915. }
  2916. static void ci_setup_pcie_table_entry(struct ci_single_dpm_table* dpm_table,
  2917. u32 index, u32 pcie_gen, u32 pcie_lanes)
  2918. {
  2919. dpm_table->dpm_levels[index].value = pcie_gen;
  2920. dpm_table->dpm_levels[index].param1 = pcie_lanes;
  2921. dpm_table->dpm_levels[index].enabled = true;
  2922. }
  2923. static int ci_setup_default_pcie_tables(struct amdgpu_device *adev)
  2924. {
  2925. struct ci_power_info *pi = ci_get_pi(adev);
  2926. if (!pi->use_pcie_performance_levels && !pi->use_pcie_powersaving_levels)
  2927. return -EINVAL;
  2928. if (pi->use_pcie_performance_levels && !pi->use_pcie_powersaving_levels) {
  2929. pi->pcie_gen_powersaving = pi->pcie_gen_performance;
  2930. pi->pcie_lane_powersaving = pi->pcie_lane_performance;
  2931. } else if (!pi->use_pcie_performance_levels && pi->use_pcie_powersaving_levels) {
  2932. pi->pcie_gen_performance = pi->pcie_gen_powersaving;
  2933. pi->pcie_lane_performance = pi->pcie_lane_powersaving;
  2934. }
  2935. ci_reset_single_dpm_table(adev,
  2936. &pi->dpm_table.pcie_speed_table,
  2937. SMU7_MAX_LEVELS_LINK);
  2938. if (adev->asic_type == CHIP_BONAIRE)
  2939. ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 0,
  2940. pi->pcie_gen_powersaving.min,
  2941. pi->pcie_lane_powersaving.max);
  2942. else
  2943. ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 0,
  2944. pi->pcie_gen_powersaving.min,
  2945. pi->pcie_lane_powersaving.min);
  2946. ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 1,
  2947. pi->pcie_gen_performance.min,
  2948. pi->pcie_lane_performance.min);
  2949. ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 2,
  2950. pi->pcie_gen_powersaving.min,
  2951. pi->pcie_lane_powersaving.max);
  2952. ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 3,
  2953. pi->pcie_gen_performance.min,
  2954. pi->pcie_lane_performance.max);
  2955. ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 4,
  2956. pi->pcie_gen_powersaving.max,
  2957. pi->pcie_lane_powersaving.max);
  2958. ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 5,
  2959. pi->pcie_gen_performance.max,
  2960. pi->pcie_lane_performance.max);
  2961. pi->dpm_table.pcie_speed_table.count = 6;
  2962. return 0;
  2963. }
  2964. static int ci_setup_default_dpm_tables(struct amdgpu_device *adev)
  2965. {
  2966. struct ci_power_info *pi = ci_get_pi(adev);
  2967. struct amdgpu_clock_voltage_dependency_table *allowed_sclk_vddc_table =
  2968. &adev->pm.dpm.dyn_state.vddc_dependency_on_sclk;
  2969. struct amdgpu_clock_voltage_dependency_table *allowed_mclk_table =
  2970. &adev->pm.dpm.dyn_state.vddc_dependency_on_mclk;
  2971. struct amdgpu_cac_leakage_table *std_voltage_table =
  2972. &adev->pm.dpm.dyn_state.cac_leakage_table;
  2973. u32 i;
  2974. if (allowed_sclk_vddc_table == NULL)
  2975. return -EINVAL;
  2976. if (allowed_sclk_vddc_table->count < 1)
  2977. return -EINVAL;
  2978. if (allowed_mclk_table == NULL)
  2979. return -EINVAL;
  2980. if (allowed_mclk_table->count < 1)
  2981. return -EINVAL;
  2982. memset(&pi->dpm_table, 0, sizeof(struct ci_dpm_table));
  2983. ci_reset_single_dpm_table(adev,
  2984. &pi->dpm_table.sclk_table,
  2985. SMU7_MAX_LEVELS_GRAPHICS);
  2986. ci_reset_single_dpm_table(adev,
  2987. &pi->dpm_table.mclk_table,
  2988. SMU7_MAX_LEVELS_MEMORY);
  2989. ci_reset_single_dpm_table(adev,
  2990. &pi->dpm_table.vddc_table,
  2991. SMU7_MAX_LEVELS_VDDC);
  2992. ci_reset_single_dpm_table(adev,
  2993. &pi->dpm_table.vddci_table,
  2994. SMU7_MAX_LEVELS_VDDCI);
  2995. ci_reset_single_dpm_table(adev,
  2996. &pi->dpm_table.mvdd_table,
  2997. SMU7_MAX_LEVELS_MVDD);
  2998. pi->dpm_table.sclk_table.count = 0;
  2999. for (i = 0; i < allowed_sclk_vddc_table->count; i++) {
  3000. if ((i == 0) ||
  3001. (pi->dpm_table.sclk_table.dpm_levels[pi->dpm_table.sclk_table.count-1].value !=
  3002. allowed_sclk_vddc_table->entries[i].clk)) {
  3003. pi->dpm_table.sclk_table.dpm_levels[pi->dpm_table.sclk_table.count].value =
  3004. allowed_sclk_vddc_table->entries[i].clk;
  3005. pi->dpm_table.sclk_table.dpm_levels[pi->dpm_table.sclk_table.count].enabled =
  3006. (i == 0) ? true : false;
  3007. pi->dpm_table.sclk_table.count++;
  3008. }
  3009. }
  3010. pi->dpm_table.mclk_table.count = 0;
  3011. for (i = 0; i < allowed_mclk_table->count; i++) {
  3012. if ((i == 0) ||
  3013. (pi->dpm_table.mclk_table.dpm_levels[pi->dpm_table.mclk_table.count-1].value !=
  3014. allowed_mclk_table->entries[i].clk)) {
  3015. pi->dpm_table.mclk_table.dpm_levels[pi->dpm_table.mclk_table.count].value =
  3016. allowed_mclk_table->entries[i].clk;
  3017. pi->dpm_table.mclk_table.dpm_levels[pi->dpm_table.mclk_table.count].enabled =
  3018. (i == 0) ? true : false;
  3019. pi->dpm_table.mclk_table.count++;
  3020. }
  3021. }
  3022. for (i = 0; i < allowed_sclk_vddc_table->count; i++) {
  3023. pi->dpm_table.vddc_table.dpm_levels[i].value =
  3024. allowed_sclk_vddc_table->entries[i].v;
  3025. pi->dpm_table.vddc_table.dpm_levels[i].param1 =
  3026. std_voltage_table->entries[i].leakage;
  3027. pi->dpm_table.vddc_table.dpm_levels[i].enabled = true;
  3028. }
  3029. pi->dpm_table.vddc_table.count = allowed_sclk_vddc_table->count;
  3030. allowed_mclk_table = &adev->pm.dpm.dyn_state.vddci_dependency_on_mclk;
  3031. if (allowed_mclk_table) {
  3032. for (i = 0; i < allowed_mclk_table->count; i++) {
  3033. pi->dpm_table.vddci_table.dpm_levels[i].value =
  3034. allowed_mclk_table->entries[i].v;
  3035. pi->dpm_table.vddci_table.dpm_levels[i].enabled = true;
  3036. }
  3037. pi->dpm_table.vddci_table.count = allowed_mclk_table->count;
  3038. }
  3039. allowed_mclk_table = &adev->pm.dpm.dyn_state.mvdd_dependency_on_mclk;
  3040. if (allowed_mclk_table) {
  3041. for (i = 0; i < allowed_mclk_table->count; i++) {
  3042. pi->dpm_table.mvdd_table.dpm_levels[i].value =
  3043. allowed_mclk_table->entries[i].v;
  3044. pi->dpm_table.mvdd_table.dpm_levels[i].enabled = true;
  3045. }
  3046. pi->dpm_table.mvdd_table.count = allowed_mclk_table->count;
  3047. }
  3048. ci_setup_default_pcie_tables(adev);
  3049. /* save a copy of the default DPM table */
  3050. memcpy(&(pi->golden_dpm_table), &(pi->dpm_table),
  3051. sizeof(struct ci_dpm_table));
  3052. return 0;
  3053. }
  3054. static int ci_find_boot_level(struct ci_single_dpm_table *table,
  3055. u32 value, u32 *boot_level)
  3056. {
  3057. u32 i;
  3058. int ret = -EINVAL;
  3059. for(i = 0; i < table->count; i++) {
  3060. if (value == table->dpm_levels[i].value) {
  3061. *boot_level = i;
  3062. ret = 0;
  3063. }
  3064. }
  3065. return ret;
  3066. }
  3067. static void ci_save_default_power_profile(struct amdgpu_device *adev)
  3068. {
  3069. struct ci_power_info *pi = ci_get_pi(adev);
  3070. struct SMU7_Discrete_GraphicsLevel *levels =
  3071. pi->smc_state_table.GraphicsLevel;
  3072. uint32_t min_level = 0;
  3073. pi->default_gfx_power_profile.activity_threshold =
  3074. be16_to_cpu(levels[0].ActivityLevel);
  3075. pi->default_gfx_power_profile.up_hyst = levels[0].UpH;
  3076. pi->default_gfx_power_profile.down_hyst = levels[0].DownH;
  3077. pi->default_gfx_power_profile.type = AMD_PP_GFX_PROFILE;
  3078. pi->default_compute_power_profile = pi->default_gfx_power_profile;
  3079. pi->default_compute_power_profile.type = AMD_PP_COMPUTE_PROFILE;
  3080. /* Optimize compute power profile: Use only highest
  3081. * 2 power levels (if more than 2 are available), Hysteresis:
  3082. * 0ms up, 5ms down
  3083. */
  3084. if (pi->smc_state_table.GraphicsDpmLevelCount > 2)
  3085. min_level = pi->smc_state_table.GraphicsDpmLevelCount - 2;
  3086. else if (pi->smc_state_table.GraphicsDpmLevelCount == 2)
  3087. min_level = 1;
  3088. pi->default_compute_power_profile.min_sclk =
  3089. be32_to_cpu(levels[min_level].SclkFrequency);
  3090. pi->default_compute_power_profile.up_hyst = 0;
  3091. pi->default_compute_power_profile.down_hyst = 5;
  3092. pi->gfx_power_profile = pi->default_gfx_power_profile;
  3093. pi->compute_power_profile = pi->default_compute_power_profile;
  3094. }
  3095. static int ci_init_smc_table(struct amdgpu_device *adev)
  3096. {
  3097. struct ci_power_info *pi = ci_get_pi(adev);
  3098. struct ci_ulv_parm *ulv = &pi->ulv;
  3099. struct amdgpu_ps *amdgpu_boot_state = adev->pm.dpm.boot_ps;
  3100. SMU7_Discrete_DpmTable *table = &pi->smc_state_table;
  3101. int ret;
  3102. ret = ci_setup_default_dpm_tables(adev);
  3103. if (ret)
  3104. return ret;
  3105. if (pi->voltage_control != CISLANDS_VOLTAGE_CONTROL_NONE)
  3106. ci_populate_smc_voltage_tables(adev, table);
  3107. ci_init_fps_limits(adev);
  3108. if (adev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_HARDWAREDC)
  3109. table->SystemFlags |= PPSMC_SYSTEMFLAG_GPIO_DC;
  3110. if (adev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_STEPVDDC)
  3111. table->SystemFlags |= PPSMC_SYSTEMFLAG_STEPVDDC;
  3112. if (adev->mc.vram_type == AMDGPU_VRAM_TYPE_GDDR5)
  3113. table->SystemFlags |= PPSMC_SYSTEMFLAG_GDDR5;
  3114. if (ulv->supported) {
  3115. ret = ci_populate_ulv_state(adev, &pi->smc_state_table.Ulv);
  3116. if (ret)
  3117. return ret;
  3118. WREG32_SMC(ixCG_ULV_PARAMETER, ulv->cg_ulv_parameter);
  3119. }
  3120. ret = ci_populate_all_graphic_levels(adev);
  3121. if (ret)
  3122. return ret;
  3123. ret = ci_populate_all_memory_levels(adev);
  3124. if (ret)
  3125. return ret;
  3126. ci_populate_smc_link_level(adev, table);
  3127. ret = ci_populate_smc_acpi_level(adev, table);
  3128. if (ret)
  3129. return ret;
  3130. ret = ci_populate_smc_vce_level(adev, table);
  3131. if (ret)
  3132. return ret;
  3133. ret = ci_populate_smc_acp_level(adev, table);
  3134. if (ret)
  3135. return ret;
  3136. ret = ci_populate_smc_samu_level(adev, table);
  3137. if (ret)
  3138. return ret;
  3139. ret = ci_do_program_memory_timing_parameters(adev);
  3140. if (ret)
  3141. return ret;
  3142. ret = ci_populate_smc_uvd_level(adev, table);
  3143. if (ret)
  3144. return ret;
  3145. table->UvdBootLevel = 0;
  3146. table->VceBootLevel = 0;
  3147. table->AcpBootLevel = 0;
  3148. table->SamuBootLevel = 0;
  3149. table->GraphicsBootLevel = 0;
  3150. table->MemoryBootLevel = 0;
  3151. ret = ci_find_boot_level(&pi->dpm_table.sclk_table,
  3152. pi->vbios_boot_state.sclk_bootup_value,
  3153. (u32 *)&pi->smc_state_table.GraphicsBootLevel);
  3154. ret = ci_find_boot_level(&pi->dpm_table.mclk_table,
  3155. pi->vbios_boot_state.mclk_bootup_value,
  3156. (u32 *)&pi->smc_state_table.MemoryBootLevel);
  3157. table->BootVddc = pi->vbios_boot_state.vddc_bootup_value;
  3158. table->BootVddci = pi->vbios_boot_state.vddci_bootup_value;
  3159. table->BootMVdd = pi->vbios_boot_state.mvdd_bootup_value;
  3160. ci_populate_smc_initial_state(adev, amdgpu_boot_state);
  3161. ret = ci_populate_bapm_parameters_in_dpm_table(adev);
  3162. if (ret)
  3163. return ret;
  3164. table->UVDInterval = 1;
  3165. table->VCEInterval = 1;
  3166. table->ACPInterval = 1;
  3167. table->SAMUInterval = 1;
  3168. table->GraphicsVoltageChangeEnable = 1;
  3169. table->GraphicsThermThrottleEnable = 1;
  3170. table->GraphicsInterval = 1;
  3171. table->VoltageInterval = 1;
  3172. table->ThermalInterval = 1;
  3173. table->TemperatureLimitHigh = (u16)((pi->thermal_temp_setting.temperature_high *
  3174. CISLANDS_Q88_FORMAT_CONVERSION_UNIT) / 1000);
  3175. table->TemperatureLimitLow = (u16)((pi->thermal_temp_setting.temperature_low *
  3176. CISLANDS_Q88_FORMAT_CONVERSION_UNIT) / 1000);
  3177. table->MemoryVoltageChangeEnable = 1;
  3178. table->MemoryInterval = 1;
  3179. table->VoltageResponseTime = 0;
  3180. table->VddcVddciDelta = 4000;
  3181. table->PhaseResponseTime = 0;
  3182. table->MemoryThermThrottleEnable = 1;
  3183. table->PCIeBootLinkLevel = pi->dpm_table.pcie_speed_table.count - 1;
  3184. table->PCIeGenInterval = 1;
  3185. if (pi->voltage_control == CISLANDS_VOLTAGE_CONTROL_BY_SVID2)
  3186. table->SVI2Enable = 1;
  3187. else
  3188. table->SVI2Enable = 0;
  3189. table->ThermGpio = 17;
  3190. table->SclkStepSize = 0x4000;
  3191. table->SystemFlags = cpu_to_be32(table->SystemFlags);
  3192. table->SmioMaskVddcVid = cpu_to_be32(table->SmioMaskVddcVid);
  3193. table->SmioMaskVddcPhase = cpu_to_be32(table->SmioMaskVddcPhase);
  3194. table->SmioMaskVddciVid = cpu_to_be32(table->SmioMaskVddciVid);
  3195. table->SmioMaskMvddVid = cpu_to_be32(table->SmioMaskMvddVid);
  3196. table->SclkStepSize = cpu_to_be32(table->SclkStepSize);
  3197. table->TemperatureLimitHigh = cpu_to_be16(table->TemperatureLimitHigh);
  3198. table->TemperatureLimitLow = cpu_to_be16(table->TemperatureLimitLow);
  3199. table->VddcVddciDelta = cpu_to_be16(table->VddcVddciDelta);
  3200. table->VoltageResponseTime = cpu_to_be16(table->VoltageResponseTime);
  3201. table->PhaseResponseTime = cpu_to_be16(table->PhaseResponseTime);
  3202. table->BootVddc = cpu_to_be16(table->BootVddc * VOLTAGE_SCALE);
  3203. table->BootVddci = cpu_to_be16(table->BootVddci * VOLTAGE_SCALE);
  3204. table->BootMVdd = cpu_to_be16(table->BootMVdd * VOLTAGE_SCALE);
  3205. ret = amdgpu_ci_copy_bytes_to_smc(adev,
  3206. pi->dpm_table_start +
  3207. offsetof(SMU7_Discrete_DpmTable, SystemFlags),
  3208. (u8 *)&table->SystemFlags,
  3209. sizeof(SMU7_Discrete_DpmTable) - 3 * sizeof(SMU7_PIDController),
  3210. pi->sram_end);
  3211. if (ret)
  3212. return ret;
  3213. ci_save_default_power_profile(adev);
  3214. return 0;
  3215. }
  3216. static void ci_trim_single_dpm_states(struct amdgpu_device *adev,
  3217. struct ci_single_dpm_table *dpm_table,
  3218. u32 low_limit, u32 high_limit)
  3219. {
  3220. u32 i;
  3221. for (i = 0; i < dpm_table->count; i++) {
  3222. if ((dpm_table->dpm_levels[i].value < low_limit) ||
  3223. (dpm_table->dpm_levels[i].value > high_limit))
  3224. dpm_table->dpm_levels[i].enabled = false;
  3225. else
  3226. dpm_table->dpm_levels[i].enabled = true;
  3227. }
  3228. }
  3229. static void ci_trim_pcie_dpm_states(struct amdgpu_device *adev,
  3230. u32 speed_low, u32 lanes_low,
  3231. u32 speed_high, u32 lanes_high)
  3232. {
  3233. struct ci_power_info *pi = ci_get_pi(adev);
  3234. struct ci_single_dpm_table *pcie_table = &pi->dpm_table.pcie_speed_table;
  3235. u32 i, j;
  3236. for (i = 0; i < pcie_table->count; i++) {
  3237. if ((pcie_table->dpm_levels[i].value < speed_low) ||
  3238. (pcie_table->dpm_levels[i].param1 < lanes_low) ||
  3239. (pcie_table->dpm_levels[i].value > speed_high) ||
  3240. (pcie_table->dpm_levels[i].param1 > lanes_high))
  3241. pcie_table->dpm_levels[i].enabled = false;
  3242. else
  3243. pcie_table->dpm_levels[i].enabled = true;
  3244. }
  3245. for (i = 0; i < pcie_table->count; i++) {
  3246. if (pcie_table->dpm_levels[i].enabled) {
  3247. for (j = i + 1; j < pcie_table->count; j++) {
  3248. if (pcie_table->dpm_levels[j].enabled) {
  3249. if ((pcie_table->dpm_levels[i].value == pcie_table->dpm_levels[j].value) &&
  3250. (pcie_table->dpm_levels[i].param1 == pcie_table->dpm_levels[j].param1))
  3251. pcie_table->dpm_levels[j].enabled = false;
  3252. }
  3253. }
  3254. }
  3255. }
  3256. }
  3257. static int ci_trim_dpm_states(struct amdgpu_device *adev,
  3258. struct amdgpu_ps *amdgpu_state)
  3259. {
  3260. struct ci_ps *state = ci_get_ps(amdgpu_state);
  3261. struct ci_power_info *pi = ci_get_pi(adev);
  3262. u32 high_limit_count;
  3263. if (state->performance_level_count < 1)
  3264. return -EINVAL;
  3265. if (state->performance_level_count == 1)
  3266. high_limit_count = 0;
  3267. else
  3268. high_limit_count = 1;
  3269. ci_trim_single_dpm_states(adev,
  3270. &pi->dpm_table.sclk_table,
  3271. state->performance_levels[0].sclk,
  3272. state->performance_levels[high_limit_count].sclk);
  3273. ci_trim_single_dpm_states(adev,
  3274. &pi->dpm_table.mclk_table,
  3275. state->performance_levels[0].mclk,
  3276. state->performance_levels[high_limit_count].mclk);
  3277. ci_trim_pcie_dpm_states(adev,
  3278. state->performance_levels[0].pcie_gen,
  3279. state->performance_levels[0].pcie_lane,
  3280. state->performance_levels[high_limit_count].pcie_gen,
  3281. state->performance_levels[high_limit_count].pcie_lane);
  3282. return 0;
  3283. }
  3284. static int ci_apply_disp_minimum_voltage_request(struct amdgpu_device *adev)
  3285. {
  3286. struct amdgpu_clock_voltage_dependency_table *disp_voltage_table =
  3287. &adev->pm.dpm.dyn_state.vddc_dependency_on_dispclk;
  3288. struct amdgpu_clock_voltage_dependency_table *vddc_table =
  3289. &adev->pm.dpm.dyn_state.vddc_dependency_on_sclk;
  3290. u32 requested_voltage = 0;
  3291. u32 i;
  3292. if (disp_voltage_table == NULL)
  3293. return -EINVAL;
  3294. if (!disp_voltage_table->count)
  3295. return -EINVAL;
  3296. for (i = 0; i < disp_voltage_table->count; i++) {
  3297. if (adev->clock.current_dispclk == disp_voltage_table->entries[i].clk)
  3298. requested_voltage = disp_voltage_table->entries[i].v;
  3299. }
  3300. for (i = 0; i < vddc_table->count; i++) {
  3301. if (requested_voltage <= vddc_table->entries[i].v) {
  3302. requested_voltage = vddc_table->entries[i].v;
  3303. return (amdgpu_ci_send_msg_to_smc_with_parameter(adev,
  3304. PPSMC_MSG_VddC_Request,
  3305. requested_voltage * VOLTAGE_SCALE) == PPSMC_Result_OK) ?
  3306. 0 : -EINVAL;
  3307. }
  3308. }
  3309. return -EINVAL;
  3310. }
  3311. static int ci_upload_dpm_level_enable_mask(struct amdgpu_device *adev)
  3312. {
  3313. struct ci_power_info *pi = ci_get_pi(adev);
  3314. PPSMC_Result result;
  3315. ci_apply_disp_minimum_voltage_request(adev);
  3316. if (!pi->sclk_dpm_key_disabled) {
  3317. if (pi->dpm_level_enable_mask.sclk_dpm_enable_mask) {
  3318. result = amdgpu_ci_send_msg_to_smc_with_parameter(adev,
  3319. PPSMC_MSG_SCLKDPM_SetEnabledMask,
  3320. pi->dpm_level_enable_mask.sclk_dpm_enable_mask);
  3321. if (result != PPSMC_Result_OK)
  3322. return -EINVAL;
  3323. }
  3324. }
  3325. if (!pi->mclk_dpm_key_disabled) {
  3326. if (pi->dpm_level_enable_mask.mclk_dpm_enable_mask) {
  3327. result = amdgpu_ci_send_msg_to_smc_with_parameter(adev,
  3328. PPSMC_MSG_MCLKDPM_SetEnabledMask,
  3329. pi->dpm_level_enable_mask.mclk_dpm_enable_mask);
  3330. if (result != PPSMC_Result_OK)
  3331. return -EINVAL;
  3332. }
  3333. }
  3334. #if 0
  3335. if (!pi->pcie_dpm_key_disabled) {
  3336. if (pi->dpm_level_enable_mask.pcie_dpm_enable_mask) {
  3337. result = amdgpu_ci_send_msg_to_smc_with_parameter(adev,
  3338. PPSMC_MSG_PCIeDPM_SetEnabledMask,
  3339. pi->dpm_level_enable_mask.pcie_dpm_enable_mask);
  3340. if (result != PPSMC_Result_OK)
  3341. return -EINVAL;
  3342. }
  3343. }
  3344. #endif
  3345. return 0;
  3346. }
  3347. static void ci_find_dpm_states_clocks_in_dpm_table(struct amdgpu_device *adev,
  3348. struct amdgpu_ps *amdgpu_state)
  3349. {
  3350. struct ci_power_info *pi = ci_get_pi(adev);
  3351. struct ci_ps *state = ci_get_ps(amdgpu_state);
  3352. struct ci_single_dpm_table *sclk_table = &pi->dpm_table.sclk_table;
  3353. u32 sclk = state->performance_levels[state->performance_level_count-1].sclk;
  3354. struct ci_single_dpm_table *mclk_table = &pi->dpm_table.mclk_table;
  3355. u32 mclk = state->performance_levels[state->performance_level_count-1].mclk;
  3356. u32 i;
  3357. pi->need_update_smu7_dpm_table = 0;
  3358. for (i = 0; i < sclk_table->count; i++) {
  3359. if (sclk == sclk_table->dpm_levels[i].value)
  3360. break;
  3361. }
  3362. if (i >= sclk_table->count) {
  3363. pi->need_update_smu7_dpm_table |= DPMTABLE_OD_UPDATE_SCLK;
  3364. } else {
  3365. /* XXX check display min clock requirements */
  3366. if (CISLAND_MINIMUM_ENGINE_CLOCK != CISLAND_MINIMUM_ENGINE_CLOCK)
  3367. pi->need_update_smu7_dpm_table |= DPMTABLE_UPDATE_SCLK;
  3368. }
  3369. for (i = 0; i < mclk_table->count; i++) {
  3370. if (mclk == mclk_table->dpm_levels[i].value)
  3371. break;
  3372. }
  3373. if (i >= mclk_table->count)
  3374. pi->need_update_smu7_dpm_table |= DPMTABLE_OD_UPDATE_MCLK;
  3375. if (adev->pm.dpm.current_active_crtc_count !=
  3376. adev->pm.dpm.new_active_crtc_count)
  3377. pi->need_update_smu7_dpm_table |= DPMTABLE_UPDATE_MCLK;
  3378. }
  3379. static int ci_populate_and_upload_sclk_mclk_dpm_levels(struct amdgpu_device *adev,
  3380. struct amdgpu_ps *amdgpu_state)
  3381. {
  3382. struct ci_power_info *pi = ci_get_pi(adev);
  3383. struct ci_ps *state = ci_get_ps(amdgpu_state);
  3384. u32 sclk = state->performance_levels[state->performance_level_count-1].sclk;
  3385. u32 mclk = state->performance_levels[state->performance_level_count-1].mclk;
  3386. struct ci_dpm_table *dpm_table = &pi->dpm_table;
  3387. int ret;
  3388. if (!pi->need_update_smu7_dpm_table)
  3389. return 0;
  3390. if (pi->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_SCLK)
  3391. dpm_table->sclk_table.dpm_levels[dpm_table->sclk_table.count-1].value = sclk;
  3392. if (pi->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_MCLK)
  3393. dpm_table->mclk_table.dpm_levels[dpm_table->mclk_table.count-1].value = mclk;
  3394. if (pi->need_update_smu7_dpm_table & (DPMTABLE_OD_UPDATE_SCLK | DPMTABLE_UPDATE_SCLK)) {
  3395. ret = ci_populate_all_graphic_levels(adev);
  3396. if (ret)
  3397. return ret;
  3398. }
  3399. if (pi->need_update_smu7_dpm_table & (DPMTABLE_OD_UPDATE_MCLK | DPMTABLE_UPDATE_MCLK)) {
  3400. ret = ci_populate_all_memory_levels(adev);
  3401. if (ret)
  3402. return ret;
  3403. }
  3404. return 0;
  3405. }
  3406. static int ci_enable_uvd_dpm(struct amdgpu_device *adev, bool enable)
  3407. {
  3408. struct ci_power_info *pi = ci_get_pi(adev);
  3409. const struct amdgpu_clock_and_voltage_limits *max_limits;
  3410. int i;
  3411. if (adev->pm.dpm.ac_power)
  3412. max_limits = &adev->pm.dpm.dyn_state.max_clock_voltage_on_ac;
  3413. else
  3414. max_limits = &adev->pm.dpm.dyn_state.max_clock_voltage_on_dc;
  3415. if (enable) {
  3416. pi->dpm_level_enable_mask.uvd_dpm_enable_mask = 0;
  3417. for (i = adev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.count - 1; i >= 0; i--) {
  3418. if (adev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[i].v <= max_limits->vddc) {
  3419. pi->dpm_level_enable_mask.uvd_dpm_enable_mask |= 1 << i;
  3420. if (!pi->caps_uvd_dpm)
  3421. break;
  3422. }
  3423. }
  3424. amdgpu_ci_send_msg_to_smc_with_parameter(adev,
  3425. PPSMC_MSG_UVDDPM_SetEnabledMask,
  3426. pi->dpm_level_enable_mask.uvd_dpm_enable_mask);
  3427. if (pi->last_mclk_dpm_enable_mask & 0x1) {
  3428. pi->uvd_enabled = true;
  3429. pi->dpm_level_enable_mask.mclk_dpm_enable_mask &= 0xFFFFFFFE;
  3430. amdgpu_ci_send_msg_to_smc_with_parameter(adev,
  3431. PPSMC_MSG_MCLKDPM_SetEnabledMask,
  3432. pi->dpm_level_enable_mask.mclk_dpm_enable_mask);
  3433. }
  3434. } else {
  3435. if (pi->uvd_enabled) {
  3436. pi->uvd_enabled = false;
  3437. pi->dpm_level_enable_mask.mclk_dpm_enable_mask |= 1;
  3438. amdgpu_ci_send_msg_to_smc_with_parameter(adev,
  3439. PPSMC_MSG_MCLKDPM_SetEnabledMask,
  3440. pi->dpm_level_enable_mask.mclk_dpm_enable_mask);
  3441. }
  3442. }
  3443. return (amdgpu_ci_send_msg_to_smc(adev, enable ?
  3444. PPSMC_MSG_UVDDPM_Enable : PPSMC_MSG_UVDDPM_Disable) == PPSMC_Result_OK) ?
  3445. 0 : -EINVAL;
  3446. }
  3447. static int ci_enable_vce_dpm(struct amdgpu_device *adev, bool enable)
  3448. {
  3449. struct ci_power_info *pi = ci_get_pi(adev);
  3450. const struct amdgpu_clock_and_voltage_limits *max_limits;
  3451. int i;
  3452. if (adev->pm.dpm.ac_power)
  3453. max_limits = &adev->pm.dpm.dyn_state.max_clock_voltage_on_ac;
  3454. else
  3455. max_limits = &adev->pm.dpm.dyn_state.max_clock_voltage_on_dc;
  3456. if (enable) {
  3457. pi->dpm_level_enable_mask.vce_dpm_enable_mask = 0;
  3458. for (i = adev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.count - 1; i >= 0; i--) {
  3459. if (adev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries[i].v <= max_limits->vddc) {
  3460. pi->dpm_level_enable_mask.vce_dpm_enable_mask |= 1 << i;
  3461. if (!pi->caps_vce_dpm)
  3462. break;
  3463. }
  3464. }
  3465. amdgpu_ci_send_msg_to_smc_with_parameter(adev,
  3466. PPSMC_MSG_VCEDPM_SetEnabledMask,
  3467. pi->dpm_level_enable_mask.vce_dpm_enable_mask);
  3468. }
  3469. return (amdgpu_ci_send_msg_to_smc(adev, enable ?
  3470. PPSMC_MSG_VCEDPM_Enable : PPSMC_MSG_VCEDPM_Disable) == PPSMC_Result_OK) ?
  3471. 0 : -EINVAL;
  3472. }
  3473. #if 0
  3474. static int ci_enable_samu_dpm(struct amdgpu_device *adev, bool enable)
  3475. {
  3476. struct ci_power_info *pi = ci_get_pi(adev);
  3477. const struct amdgpu_clock_and_voltage_limits *max_limits;
  3478. int i;
  3479. if (adev->pm.dpm.ac_power)
  3480. max_limits = &adev->pm.dpm.dyn_state.max_clock_voltage_on_ac;
  3481. else
  3482. max_limits = &adev->pm.dpm.dyn_state.max_clock_voltage_on_dc;
  3483. if (enable) {
  3484. pi->dpm_level_enable_mask.samu_dpm_enable_mask = 0;
  3485. for (i = adev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.count - 1; i >= 0; i--) {
  3486. if (adev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries[i].v <= max_limits->vddc) {
  3487. pi->dpm_level_enable_mask.samu_dpm_enable_mask |= 1 << i;
  3488. if (!pi->caps_samu_dpm)
  3489. break;
  3490. }
  3491. }
  3492. amdgpu_ci_send_msg_to_smc_with_parameter(adev,
  3493. PPSMC_MSG_SAMUDPM_SetEnabledMask,
  3494. pi->dpm_level_enable_mask.samu_dpm_enable_mask);
  3495. }
  3496. return (amdgpu_ci_send_msg_to_smc(adev, enable ?
  3497. PPSMC_MSG_SAMUDPM_Enable : PPSMC_MSG_SAMUDPM_Disable) == PPSMC_Result_OK) ?
  3498. 0 : -EINVAL;
  3499. }
  3500. static int ci_enable_acp_dpm(struct amdgpu_device *adev, bool enable)
  3501. {
  3502. struct ci_power_info *pi = ci_get_pi(adev);
  3503. const struct amdgpu_clock_and_voltage_limits *max_limits;
  3504. int i;
  3505. if (adev->pm.dpm.ac_power)
  3506. max_limits = &adev->pm.dpm.dyn_state.max_clock_voltage_on_ac;
  3507. else
  3508. max_limits = &adev->pm.dpm.dyn_state.max_clock_voltage_on_dc;
  3509. if (enable) {
  3510. pi->dpm_level_enable_mask.acp_dpm_enable_mask = 0;
  3511. for (i = adev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.count - 1; i >= 0; i--) {
  3512. if (adev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries[i].v <= max_limits->vddc) {
  3513. pi->dpm_level_enable_mask.acp_dpm_enable_mask |= 1 << i;
  3514. if (!pi->caps_acp_dpm)
  3515. break;
  3516. }
  3517. }
  3518. amdgpu_ci_send_msg_to_smc_with_parameter(adev,
  3519. PPSMC_MSG_ACPDPM_SetEnabledMask,
  3520. pi->dpm_level_enable_mask.acp_dpm_enable_mask);
  3521. }
  3522. return (amdgpu_ci_send_msg_to_smc(adev, enable ?
  3523. PPSMC_MSG_ACPDPM_Enable : PPSMC_MSG_ACPDPM_Disable) == PPSMC_Result_OK) ?
  3524. 0 : -EINVAL;
  3525. }
  3526. #endif
  3527. static int ci_update_uvd_dpm(struct amdgpu_device *adev, bool gate)
  3528. {
  3529. struct ci_power_info *pi = ci_get_pi(adev);
  3530. u32 tmp;
  3531. int ret = 0;
  3532. if (!gate) {
  3533. /* turn the clocks on when decoding */
  3534. if (pi->caps_uvd_dpm ||
  3535. (adev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.count <= 0))
  3536. pi->smc_state_table.UvdBootLevel = 0;
  3537. else
  3538. pi->smc_state_table.UvdBootLevel =
  3539. adev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.count - 1;
  3540. tmp = RREG32_SMC(ixDPM_TABLE_475);
  3541. tmp &= ~DPM_TABLE_475__UvdBootLevel_MASK;
  3542. tmp |= (pi->smc_state_table.UvdBootLevel << DPM_TABLE_475__UvdBootLevel__SHIFT);
  3543. WREG32_SMC(ixDPM_TABLE_475, tmp);
  3544. ret = ci_enable_uvd_dpm(adev, true);
  3545. } else {
  3546. ret = ci_enable_uvd_dpm(adev, false);
  3547. if (ret)
  3548. return ret;
  3549. }
  3550. return ret;
  3551. }
  3552. static u8 ci_get_vce_boot_level(struct amdgpu_device *adev)
  3553. {
  3554. u8 i;
  3555. u32 min_evclk = 30000; /* ??? */
  3556. struct amdgpu_vce_clock_voltage_dependency_table *table =
  3557. &adev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table;
  3558. for (i = 0; i < table->count; i++) {
  3559. if (table->entries[i].evclk >= min_evclk)
  3560. return i;
  3561. }
  3562. return table->count - 1;
  3563. }
  3564. static int ci_update_vce_dpm(struct amdgpu_device *adev,
  3565. struct amdgpu_ps *amdgpu_new_state,
  3566. struct amdgpu_ps *amdgpu_current_state)
  3567. {
  3568. struct ci_power_info *pi = ci_get_pi(adev);
  3569. int ret = 0;
  3570. u32 tmp;
  3571. if (amdgpu_current_state->evclk != amdgpu_new_state->evclk) {
  3572. if (amdgpu_new_state->evclk) {
  3573. pi->smc_state_table.VceBootLevel = ci_get_vce_boot_level(adev);
  3574. tmp = RREG32_SMC(ixDPM_TABLE_475);
  3575. tmp &= ~DPM_TABLE_475__VceBootLevel_MASK;
  3576. tmp |= (pi->smc_state_table.VceBootLevel << DPM_TABLE_475__VceBootLevel__SHIFT);
  3577. WREG32_SMC(ixDPM_TABLE_475, tmp);
  3578. ret = ci_enable_vce_dpm(adev, true);
  3579. } else {
  3580. ret = ci_enable_vce_dpm(adev, false);
  3581. if (ret)
  3582. return ret;
  3583. }
  3584. }
  3585. return ret;
  3586. }
  3587. #if 0
  3588. static int ci_update_samu_dpm(struct amdgpu_device *adev, bool gate)
  3589. {
  3590. return ci_enable_samu_dpm(adev, gate);
  3591. }
  3592. static int ci_update_acp_dpm(struct amdgpu_device *adev, bool gate)
  3593. {
  3594. struct ci_power_info *pi = ci_get_pi(adev);
  3595. u32 tmp;
  3596. if (!gate) {
  3597. pi->smc_state_table.AcpBootLevel = 0;
  3598. tmp = RREG32_SMC(ixDPM_TABLE_475);
  3599. tmp &= ~AcpBootLevel_MASK;
  3600. tmp |= AcpBootLevel(pi->smc_state_table.AcpBootLevel);
  3601. WREG32_SMC(ixDPM_TABLE_475, tmp);
  3602. }
  3603. return ci_enable_acp_dpm(adev, !gate);
  3604. }
  3605. #endif
  3606. static int ci_generate_dpm_level_enable_mask(struct amdgpu_device *adev,
  3607. struct amdgpu_ps *amdgpu_state)
  3608. {
  3609. struct ci_power_info *pi = ci_get_pi(adev);
  3610. int ret;
  3611. ret = ci_trim_dpm_states(adev, amdgpu_state);
  3612. if (ret)
  3613. return ret;
  3614. pi->dpm_level_enable_mask.sclk_dpm_enable_mask =
  3615. ci_get_dpm_level_enable_mask_value(&pi->dpm_table.sclk_table);
  3616. pi->dpm_level_enable_mask.mclk_dpm_enable_mask =
  3617. ci_get_dpm_level_enable_mask_value(&pi->dpm_table.mclk_table);
  3618. pi->last_mclk_dpm_enable_mask =
  3619. pi->dpm_level_enable_mask.mclk_dpm_enable_mask;
  3620. if (pi->uvd_enabled) {
  3621. if (pi->dpm_level_enable_mask.mclk_dpm_enable_mask & 1)
  3622. pi->dpm_level_enable_mask.mclk_dpm_enable_mask &= 0xFFFFFFFE;
  3623. }
  3624. pi->dpm_level_enable_mask.pcie_dpm_enable_mask =
  3625. ci_get_dpm_level_enable_mask_value(&pi->dpm_table.pcie_speed_table);
  3626. return 0;
  3627. }
  3628. static u32 ci_get_lowest_enabled_level(struct amdgpu_device *adev,
  3629. u32 level_mask)
  3630. {
  3631. u32 level = 0;
  3632. while ((level_mask & (1 << level)) == 0)
  3633. level++;
  3634. return level;
  3635. }
  3636. static int ci_dpm_force_performance_level(void *handle,
  3637. enum amd_dpm_forced_level level)
  3638. {
  3639. struct amdgpu_device *adev = (struct amdgpu_device *)handle;
  3640. struct ci_power_info *pi = ci_get_pi(adev);
  3641. u32 tmp, levels, i;
  3642. int ret;
  3643. if (level == AMD_DPM_FORCED_LEVEL_HIGH) {
  3644. if ((!pi->pcie_dpm_key_disabled) &&
  3645. pi->dpm_level_enable_mask.pcie_dpm_enable_mask) {
  3646. levels = 0;
  3647. tmp = pi->dpm_level_enable_mask.pcie_dpm_enable_mask;
  3648. while (tmp >>= 1)
  3649. levels++;
  3650. if (levels) {
  3651. ret = ci_dpm_force_state_pcie(adev, level);
  3652. if (ret)
  3653. return ret;
  3654. for (i = 0; i < adev->usec_timeout; i++) {
  3655. tmp = (RREG32_SMC(ixTARGET_AND_CURRENT_PROFILE_INDEX_1) &
  3656. TARGET_AND_CURRENT_PROFILE_INDEX_1__CURR_PCIE_INDEX_MASK) >>
  3657. TARGET_AND_CURRENT_PROFILE_INDEX_1__CURR_PCIE_INDEX__SHIFT;
  3658. if (tmp == levels)
  3659. break;
  3660. udelay(1);
  3661. }
  3662. }
  3663. }
  3664. if ((!pi->sclk_dpm_key_disabled) &&
  3665. pi->dpm_level_enable_mask.sclk_dpm_enable_mask) {
  3666. levels = 0;
  3667. tmp = pi->dpm_level_enable_mask.sclk_dpm_enable_mask;
  3668. while (tmp >>= 1)
  3669. levels++;
  3670. if (levels) {
  3671. ret = ci_dpm_force_state_sclk(adev, levels);
  3672. if (ret)
  3673. return ret;
  3674. for (i = 0; i < adev->usec_timeout; i++) {
  3675. tmp = (RREG32_SMC(ixTARGET_AND_CURRENT_PROFILE_INDEX) &
  3676. TARGET_AND_CURRENT_PROFILE_INDEX__CURR_SCLK_INDEX_MASK) >>
  3677. TARGET_AND_CURRENT_PROFILE_INDEX__CURR_SCLK_INDEX__SHIFT;
  3678. if (tmp == levels)
  3679. break;
  3680. udelay(1);
  3681. }
  3682. }
  3683. }
  3684. if ((!pi->mclk_dpm_key_disabled) &&
  3685. pi->dpm_level_enable_mask.mclk_dpm_enable_mask) {
  3686. levels = 0;
  3687. tmp = pi->dpm_level_enable_mask.mclk_dpm_enable_mask;
  3688. while (tmp >>= 1)
  3689. levels++;
  3690. if (levels) {
  3691. ret = ci_dpm_force_state_mclk(adev, levels);
  3692. if (ret)
  3693. return ret;
  3694. for (i = 0; i < adev->usec_timeout; i++) {
  3695. tmp = (RREG32_SMC(ixTARGET_AND_CURRENT_PROFILE_INDEX) &
  3696. TARGET_AND_CURRENT_PROFILE_INDEX__CURR_MCLK_INDEX_MASK) >>
  3697. TARGET_AND_CURRENT_PROFILE_INDEX__CURR_MCLK_INDEX__SHIFT;
  3698. if (tmp == levels)
  3699. break;
  3700. udelay(1);
  3701. }
  3702. }
  3703. }
  3704. } else if (level == AMD_DPM_FORCED_LEVEL_LOW) {
  3705. if ((!pi->sclk_dpm_key_disabled) &&
  3706. pi->dpm_level_enable_mask.sclk_dpm_enable_mask) {
  3707. levels = ci_get_lowest_enabled_level(adev,
  3708. pi->dpm_level_enable_mask.sclk_dpm_enable_mask);
  3709. ret = ci_dpm_force_state_sclk(adev, levels);
  3710. if (ret)
  3711. return ret;
  3712. for (i = 0; i < adev->usec_timeout; i++) {
  3713. tmp = (RREG32_SMC(ixTARGET_AND_CURRENT_PROFILE_INDEX) &
  3714. TARGET_AND_CURRENT_PROFILE_INDEX__CURR_SCLK_INDEX_MASK) >>
  3715. TARGET_AND_CURRENT_PROFILE_INDEX__CURR_SCLK_INDEX__SHIFT;
  3716. if (tmp == levels)
  3717. break;
  3718. udelay(1);
  3719. }
  3720. }
  3721. if ((!pi->mclk_dpm_key_disabled) &&
  3722. pi->dpm_level_enable_mask.mclk_dpm_enable_mask) {
  3723. levels = ci_get_lowest_enabled_level(adev,
  3724. pi->dpm_level_enable_mask.mclk_dpm_enable_mask);
  3725. ret = ci_dpm_force_state_mclk(adev, levels);
  3726. if (ret)
  3727. return ret;
  3728. for (i = 0; i < adev->usec_timeout; i++) {
  3729. tmp = (RREG32_SMC(ixTARGET_AND_CURRENT_PROFILE_INDEX) &
  3730. TARGET_AND_CURRENT_PROFILE_INDEX__CURR_MCLK_INDEX_MASK) >>
  3731. TARGET_AND_CURRENT_PROFILE_INDEX__CURR_MCLK_INDEX__SHIFT;
  3732. if (tmp == levels)
  3733. break;
  3734. udelay(1);
  3735. }
  3736. }
  3737. if ((!pi->pcie_dpm_key_disabled) &&
  3738. pi->dpm_level_enable_mask.pcie_dpm_enable_mask) {
  3739. levels = ci_get_lowest_enabled_level(adev,
  3740. pi->dpm_level_enable_mask.pcie_dpm_enable_mask);
  3741. ret = ci_dpm_force_state_pcie(adev, levels);
  3742. if (ret)
  3743. return ret;
  3744. for (i = 0; i < adev->usec_timeout; i++) {
  3745. tmp = (RREG32_SMC(ixTARGET_AND_CURRENT_PROFILE_INDEX_1) &
  3746. TARGET_AND_CURRENT_PROFILE_INDEX_1__CURR_PCIE_INDEX_MASK) >>
  3747. TARGET_AND_CURRENT_PROFILE_INDEX_1__CURR_PCIE_INDEX__SHIFT;
  3748. if (tmp == levels)
  3749. break;
  3750. udelay(1);
  3751. }
  3752. }
  3753. } else if (level == AMD_DPM_FORCED_LEVEL_AUTO) {
  3754. if (!pi->pcie_dpm_key_disabled) {
  3755. PPSMC_Result smc_result;
  3756. smc_result = amdgpu_ci_send_msg_to_smc(adev,
  3757. PPSMC_MSG_PCIeDPM_UnForceLevel);
  3758. if (smc_result != PPSMC_Result_OK)
  3759. return -EINVAL;
  3760. }
  3761. ret = ci_upload_dpm_level_enable_mask(adev);
  3762. if (ret)
  3763. return ret;
  3764. }
  3765. adev->pm.dpm.forced_level = level;
  3766. return 0;
  3767. }
  3768. static int ci_set_mc_special_registers(struct amdgpu_device *adev,
  3769. struct ci_mc_reg_table *table)
  3770. {
  3771. u8 i, j, k;
  3772. u32 temp_reg;
  3773. for (i = 0, j = table->last; i < table->last; i++) {
  3774. if (j >= SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE)
  3775. return -EINVAL;
  3776. switch(table->mc_reg_address[i].s1) {
  3777. case mmMC_SEQ_MISC1:
  3778. temp_reg = RREG32(mmMC_PMG_CMD_EMRS);
  3779. table->mc_reg_address[j].s1 = mmMC_PMG_CMD_EMRS;
  3780. table->mc_reg_address[j].s0 = mmMC_SEQ_PMG_CMD_EMRS_LP;
  3781. for (k = 0; k < table->num_entries; k++) {
  3782. table->mc_reg_table_entry[k].mc_data[j] =
  3783. ((temp_reg & 0xffff0000)) | ((table->mc_reg_table_entry[k].mc_data[i] & 0xffff0000) >> 16);
  3784. }
  3785. j++;
  3786. if (j >= SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE)
  3787. return -EINVAL;
  3788. temp_reg = RREG32(mmMC_PMG_CMD_MRS);
  3789. table->mc_reg_address[j].s1 = mmMC_PMG_CMD_MRS;
  3790. table->mc_reg_address[j].s0 = mmMC_SEQ_PMG_CMD_MRS_LP;
  3791. for (k = 0; k < table->num_entries; k++) {
  3792. table->mc_reg_table_entry[k].mc_data[j] =
  3793. (temp_reg & 0xffff0000) | (table->mc_reg_table_entry[k].mc_data[i] & 0x0000ffff);
  3794. if (adev->mc.vram_type != AMDGPU_VRAM_TYPE_GDDR5)
  3795. table->mc_reg_table_entry[k].mc_data[j] |= 0x100;
  3796. }
  3797. j++;
  3798. if (j > SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE)
  3799. return -EINVAL;
  3800. if (adev->mc.vram_type != AMDGPU_VRAM_TYPE_GDDR5) {
  3801. table->mc_reg_address[j].s1 = mmMC_PMG_AUTO_CMD;
  3802. table->mc_reg_address[j].s0 = mmMC_PMG_AUTO_CMD;
  3803. for (k = 0; k < table->num_entries; k++) {
  3804. table->mc_reg_table_entry[k].mc_data[j] =
  3805. (table->mc_reg_table_entry[k].mc_data[i] & 0xffff0000) >> 16;
  3806. }
  3807. j++;
  3808. if (j > SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE)
  3809. return -EINVAL;
  3810. }
  3811. break;
  3812. case mmMC_SEQ_RESERVE_M:
  3813. temp_reg = RREG32(mmMC_PMG_CMD_MRS1);
  3814. table->mc_reg_address[j].s1 = mmMC_PMG_CMD_MRS1;
  3815. table->mc_reg_address[j].s0 = mmMC_SEQ_PMG_CMD_MRS1_LP;
  3816. for (k = 0; k < table->num_entries; k++) {
  3817. table->mc_reg_table_entry[k].mc_data[j] =
  3818. (temp_reg & 0xffff0000) | (table->mc_reg_table_entry[k].mc_data[i] & 0x0000ffff);
  3819. }
  3820. j++;
  3821. if (j > SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE)
  3822. return -EINVAL;
  3823. break;
  3824. default:
  3825. break;
  3826. }
  3827. }
  3828. table->last = j;
  3829. return 0;
  3830. }
  3831. static bool ci_check_s0_mc_reg_index(u16 in_reg, u16 *out_reg)
  3832. {
  3833. bool result = true;
  3834. switch(in_reg) {
  3835. case mmMC_SEQ_RAS_TIMING:
  3836. *out_reg = mmMC_SEQ_RAS_TIMING_LP;
  3837. break;
  3838. case mmMC_SEQ_DLL_STBY:
  3839. *out_reg = mmMC_SEQ_DLL_STBY_LP;
  3840. break;
  3841. case mmMC_SEQ_G5PDX_CMD0:
  3842. *out_reg = mmMC_SEQ_G5PDX_CMD0_LP;
  3843. break;
  3844. case mmMC_SEQ_G5PDX_CMD1:
  3845. *out_reg = mmMC_SEQ_G5PDX_CMD1_LP;
  3846. break;
  3847. case mmMC_SEQ_G5PDX_CTRL:
  3848. *out_reg = mmMC_SEQ_G5PDX_CTRL_LP;
  3849. break;
  3850. case mmMC_SEQ_CAS_TIMING:
  3851. *out_reg = mmMC_SEQ_CAS_TIMING_LP;
  3852. break;
  3853. case mmMC_SEQ_MISC_TIMING:
  3854. *out_reg = mmMC_SEQ_MISC_TIMING_LP;
  3855. break;
  3856. case mmMC_SEQ_MISC_TIMING2:
  3857. *out_reg = mmMC_SEQ_MISC_TIMING2_LP;
  3858. break;
  3859. case mmMC_SEQ_PMG_DVS_CMD:
  3860. *out_reg = mmMC_SEQ_PMG_DVS_CMD_LP;
  3861. break;
  3862. case mmMC_SEQ_PMG_DVS_CTL:
  3863. *out_reg = mmMC_SEQ_PMG_DVS_CTL_LP;
  3864. break;
  3865. case mmMC_SEQ_RD_CTL_D0:
  3866. *out_reg = mmMC_SEQ_RD_CTL_D0_LP;
  3867. break;
  3868. case mmMC_SEQ_RD_CTL_D1:
  3869. *out_reg = mmMC_SEQ_RD_CTL_D1_LP;
  3870. break;
  3871. case mmMC_SEQ_WR_CTL_D0:
  3872. *out_reg = mmMC_SEQ_WR_CTL_D0_LP;
  3873. break;
  3874. case mmMC_SEQ_WR_CTL_D1:
  3875. *out_reg = mmMC_SEQ_WR_CTL_D1_LP;
  3876. break;
  3877. case mmMC_PMG_CMD_EMRS:
  3878. *out_reg = mmMC_SEQ_PMG_CMD_EMRS_LP;
  3879. break;
  3880. case mmMC_PMG_CMD_MRS:
  3881. *out_reg = mmMC_SEQ_PMG_CMD_MRS_LP;
  3882. break;
  3883. case mmMC_PMG_CMD_MRS1:
  3884. *out_reg = mmMC_SEQ_PMG_CMD_MRS1_LP;
  3885. break;
  3886. case mmMC_SEQ_PMG_TIMING:
  3887. *out_reg = mmMC_SEQ_PMG_TIMING_LP;
  3888. break;
  3889. case mmMC_PMG_CMD_MRS2:
  3890. *out_reg = mmMC_SEQ_PMG_CMD_MRS2_LP;
  3891. break;
  3892. case mmMC_SEQ_WR_CTL_2:
  3893. *out_reg = mmMC_SEQ_WR_CTL_2_LP;
  3894. break;
  3895. default:
  3896. result = false;
  3897. break;
  3898. }
  3899. return result;
  3900. }
  3901. static void ci_set_valid_flag(struct ci_mc_reg_table *table)
  3902. {
  3903. u8 i, j;
  3904. for (i = 0; i < table->last; i++) {
  3905. for (j = 1; j < table->num_entries; j++) {
  3906. if (table->mc_reg_table_entry[j-1].mc_data[i] !=
  3907. table->mc_reg_table_entry[j].mc_data[i]) {
  3908. table->valid_flag |= 1 << i;
  3909. break;
  3910. }
  3911. }
  3912. }
  3913. }
  3914. static void ci_set_s0_mc_reg_index(struct ci_mc_reg_table *table)
  3915. {
  3916. u32 i;
  3917. u16 address;
  3918. for (i = 0; i < table->last; i++) {
  3919. table->mc_reg_address[i].s0 =
  3920. ci_check_s0_mc_reg_index(table->mc_reg_address[i].s1, &address) ?
  3921. address : table->mc_reg_address[i].s1;
  3922. }
  3923. }
  3924. static int ci_copy_vbios_mc_reg_table(const struct atom_mc_reg_table *table,
  3925. struct ci_mc_reg_table *ci_table)
  3926. {
  3927. u8 i, j;
  3928. if (table->last > SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE)
  3929. return -EINVAL;
  3930. if (table->num_entries > MAX_AC_TIMING_ENTRIES)
  3931. return -EINVAL;
  3932. for (i = 0; i < table->last; i++)
  3933. ci_table->mc_reg_address[i].s1 = table->mc_reg_address[i].s1;
  3934. ci_table->last = table->last;
  3935. for (i = 0; i < table->num_entries; i++) {
  3936. ci_table->mc_reg_table_entry[i].mclk_max =
  3937. table->mc_reg_table_entry[i].mclk_max;
  3938. for (j = 0; j < table->last; j++)
  3939. ci_table->mc_reg_table_entry[i].mc_data[j] =
  3940. table->mc_reg_table_entry[i].mc_data[j];
  3941. }
  3942. ci_table->num_entries = table->num_entries;
  3943. return 0;
  3944. }
  3945. static int ci_register_patching_mc_seq(struct amdgpu_device *adev,
  3946. struct ci_mc_reg_table *table)
  3947. {
  3948. u8 i, k;
  3949. u32 tmp;
  3950. bool patch;
  3951. tmp = RREG32(mmMC_SEQ_MISC0);
  3952. patch = ((tmp & 0x0000f00) == 0x300) ? true : false;
  3953. if (patch &&
  3954. ((adev->pdev->device == 0x67B0) ||
  3955. (adev->pdev->device == 0x67B1))) {
  3956. for (i = 0; i < table->last; i++) {
  3957. if (table->last >= SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE)
  3958. return -EINVAL;
  3959. switch (table->mc_reg_address[i].s1) {
  3960. case mmMC_SEQ_MISC1:
  3961. for (k = 0; k < table->num_entries; k++) {
  3962. if ((table->mc_reg_table_entry[k].mclk_max == 125000) ||
  3963. (table->mc_reg_table_entry[k].mclk_max == 137500))
  3964. table->mc_reg_table_entry[k].mc_data[i] =
  3965. (table->mc_reg_table_entry[k].mc_data[i] & 0xFFFFFFF8) |
  3966. 0x00000007;
  3967. }
  3968. break;
  3969. case mmMC_SEQ_WR_CTL_D0:
  3970. for (k = 0; k < table->num_entries; k++) {
  3971. if ((table->mc_reg_table_entry[k].mclk_max == 125000) ||
  3972. (table->mc_reg_table_entry[k].mclk_max == 137500))
  3973. table->mc_reg_table_entry[k].mc_data[i] =
  3974. (table->mc_reg_table_entry[k].mc_data[i] & 0xFFFF0F00) |
  3975. 0x0000D0DD;
  3976. }
  3977. break;
  3978. case mmMC_SEQ_WR_CTL_D1:
  3979. for (k = 0; k < table->num_entries; k++) {
  3980. if ((table->mc_reg_table_entry[k].mclk_max == 125000) ||
  3981. (table->mc_reg_table_entry[k].mclk_max == 137500))
  3982. table->mc_reg_table_entry[k].mc_data[i] =
  3983. (table->mc_reg_table_entry[k].mc_data[i] & 0xFFFF0F00) |
  3984. 0x0000D0DD;
  3985. }
  3986. break;
  3987. case mmMC_SEQ_WR_CTL_2:
  3988. for (k = 0; k < table->num_entries; k++) {
  3989. if ((table->mc_reg_table_entry[k].mclk_max == 125000) ||
  3990. (table->mc_reg_table_entry[k].mclk_max == 137500))
  3991. table->mc_reg_table_entry[k].mc_data[i] = 0;
  3992. }
  3993. break;
  3994. case mmMC_SEQ_CAS_TIMING:
  3995. for (k = 0; k < table->num_entries; k++) {
  3996. if (table->mc_reg_table_entry[k].mclk_max == 125000)
  3997. table->mc_reg_table_entry[k].mc_data[i] =
  3998. (table->mc_reg_table_entry[k].mc_data[i] & 0xFFE0FE0F) |
  3999. 0x000C0140;
  4000. else if (table->mc_reg_table_entry[k].mclk_max == 137500)
  4001. table->mc_reg_table_entry[k].mc_data[i] =
  4002. (table->mc_reg_table_entry[k].mc_data[i] & 0xFFE0FE0F) |
  4003. 0x000C0150;
  4004. }
  4005. break;
  4006. case mmMC_SEQ_MISC_TIMING:
  4007. for (k = 0; k < table->num_entries; k++) {
  4008. if (table->mc_reg_table_entry[k].mclk_max == 125000)
  4009. table->mc_reg_table_entry[k].mc_data[i] =
  4010. (table->mc_reg_table_entry[k].mc_data[i] & 0xFFFFFFE0) |
  4011. 0x00000030;
  4012. else if (table->mc_reg_table_entry[k].mclk_max == 137500)
  4013. table->mc_reg_table_entry[k].mc_data[i] =
  4014. (table->mc_reg_table_entry[k].mc_data[i] & 0xFFFFFFE0) |
  4015. 0x00000035;
  4016. }
  4017. break;
  4018. default:
  4019. break;
  4020. }
  4021. }
  4022. WREG32(mmMC_SEQ_IO_DEBUG_INDEX, 3);
  4023. tmp = RREG32(mmMC_SEQ_IO_DEBUG_DATA);
  4024. tmp = (tmp & 0xFFF8FFFF) | (1 << 16);
  4025. WREG32(mmMC_SEQ_IO_DEBUG_INDEX, 3);
  4026. WREG32(mmMC_SEQ_IO_DEBUG_DATA, tmp);
  4027. }
  4028. return 0;
  4029. }
  4030. static int ci_initialize_mc_reg_table(struct amdgpu_device *adev)
  4031. {
  4032. struct ci_power_info *pi = ci_get_pi(adev);
  4033. struct atom_mc_reg_table *table;
  4034. struct ci_mc_reg_table *ci_table = &pi->mc_reg_table;
  4035. u8 module_index = ci_get_memory_module_index(adev);
  4036. int ret;
  4037. table = kzalloc(sizeof(struct atom_mc_reg_table), GFP_KERNEL);
  4038. if (!table)
  4039. return -ENOMEM;
  4040. WREG32(mmMC_SEQ_RAS_TIMING_LP, RREG32(mmMC_SEQ_RAS_TIMING));
  4041. WREG32(mmMC_SEQ_CAS_TIMING_LP, RREG32(mmMC_SEQ_CAS_TIMING));
  4042. WREG32(mmMC_SEQ_DLL_STBY_LP, RREG32(mmMC_SEQ_DLL_STBY));
  4043. WREG32(mmMC_SEQ_G5PDX_CMD0_LP, RREG32(mmMC_SEQ_G5PDX_CMD0));
  4044. WREG32(mmMC_SEQ_G5PDX_CMD1_LP, RREG32(mmMC_SEQ_G5PDX_CMD1));
  4045. WREG32(mmMC_SEQ_G5PDX_CTRL_LP, RREG32(mmMC_SEQ_G5PDX_CTRL));
  4046. WREG32(mmMC_SEQ_PMG_DVS_CMD_LP, RREG32(mmMC_SEQ_PMG_DVS_CMD));
  4047. WREG32(mmMC_SEQ_PMG_DVS_CTL_LP, RREG32(mmMC_SEQ_PMG_DVS_CTL));
  4048. WREG32(mmMC_SEQ_MISC_TIMING_LP, RREG32(mmMC_SEQ_MISC_TIMING));
  4049. WREG32(mmMC_SEQ_MISC_TIMING2_LP, RREG32(mmMC_SEQ_MISC_TIMING2));
  4050. WREG32(mmMC_SEQ_PMG_CMD_EMRS_LP, RREG32(mmMC_PMG_CMD_EMRS));
  4051. WREG32(mmMC_SEQ_PMG_CMD_MRS_LP, RREG32(mmMC_PMG_CMD_MRS));
  4052. WREG32(mmMC_SEQ_PMG_CMD_MRS1_LP, RREG32(mmMC_PMG_CMD_MRS1));
  4053. WREG32(mmMC_SEQ_WR_CTL_D0_LP, RREG32(mmMC_SEQ_WR_CTL_D0));
  4054. WREG32(mmMC_SEQ_WR_CTL_D1_LP, RREG32(mmMC_SEQ_WR_CTL_D1));
  4055. WREG32(mmMC_SEQ_RD_CTL_D0_LP, RREG32(mmMC_SEQ_RD_CTL_D0));
  4056. WREG32(mmMC_SEQ_RD_CTL_D1_LP, RREG32(mmMC_SEQ_RD_CTL_D1));
  4057. WREG32(mmMC_SEQ_PMG_TIMING_LP, RREG32(mmMC_SEQ_PMG_TIMING));
  4058. WREG32(mmMC_SEQ_PMG_CMD_MRS2_LP, RREG32(mmMC_PMG_CMD_MRS2));
  4059. WREG32(mmMC_SEQ_WR_CTL_2_LP, RREG32(mmMC_SEQ_WR_CTL_2));
  4060. ret = amdgpu_atombios_init_mc_reg_table(adev, module_index, table);
  4061. if (ret)
  4062. goto init_mc_done;
  4063. ret = ci_copy_vbios_mc_reg_table(table, ci_table);
  4064. if (ret)
  4065. goto init_mc_done;
  4066. ci_set_s0_mc_reg_index(ci_table);
  4067. ret = ci_register_patching_mc_seq(adev, ci_table);
  4068. if (ret)
  4069. goto init_mc_done;
  4070. ret = ci_set_mc_special_registers(adev, ci_table);
  4071. if (ret)
  4072. goto init_mc_done;
  4073. ci_set_valid_flag(ci_table);
  4074. init_mc_done:
  4075. kfree(table);
  4076. return ret;
  4077. }
  4078. static int ci_populate_mc_reg_addresses(struct amdgpu_device *adev,
  4079. SMU7_Discrete_MCRegisters *mc_reg_table)
  4080. {
  4081. struct ci_power_info *pi = ci_get_pi(adev);
  4082. u32 i, j;
  4083. for (i = 0, j = 0; j < pi->mc_reg_table.last; j++) {
  4084. if (pi->mc_reg_table.valid_flag & (1 << j)) {
  4085. if (i >= SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE)
  4086. return -EINVAL;
  4087. mc_reg_table->address[i].s0 = cpu_to_be16(pi->mc_reg_table.mc_reg_address[j].s0);
  4088. mc_reg_table->address[i].s1 = cpu_to_be16(pi->mc_reg_table.mc_reg_address[j].s1);
  4089. i++;
  4090. }
  4091. }
  4092. mc_reg_table->last = (u8)i;
  4093. return 0;
  4094. }
  4095. static void ci_convert_mc_registers(const struct ci_mc_reg_entry *entry,
  4096. SMU7_Discrete_MCRegisterSet *data,
  4097. u32 num_entries, u32 valid_flag)
  4098. {
  4099. u32 i, j;
  4100. for (i = 0, j = 0; j < num_entries; j++) {
  4101. if (valid_flag & (1 << j)) {
  4102. data->value[i] = cpu_to_be32(entry->mc_data[j]);
  4103. i++;
  4104. }
  4105. }
  4106. }
  4107. static void ci_convert_mc_reg_table_entry_to_smc(struct amdgpu_device *adev,
  4108. const u32 memory_clock,
  4109. SMU7_Discrete_MCRegisterSet *mc_reg_table_data)
  4110. {
  4111. struct ci_power_info *pi = ci_get_pi(adev);
  4112. u32 i = 0;
  4113. for(i = 0; i < pi->mc_reg_table.num_entries; i++) {
  4114. if (memory_clock <= pi->mc_reg_table.mc_reg_table_entry[i].mclk_max)
  4115. break;
  4116. }
  4117. if ((i == pi->mc_reg_table.num_entries) && (i > 0))
  4118. --i;
  4119. ci_convert_mc_registers(&pi->mc_reg_table.mc_reg_table_entry[i],
  4120. mc_reg_table_data, pi->mc_reg_table.last,
  4121. pi->mc_reg_table.valid_flag);
  4122. }
  4123. static void ci_convert_mc_reg_table_to_smc(struct amdgpu_device *adev,
  4124. SMU7_Discrete_MCRegisters *mc_reg_table)
  4125. {
  4126. struct ci_power_info *pi = ci_get_pi(adev);
  4127. u32 i;
  4128. for (i = 0; i < pi->dpm_table.mclk_table.count; i++)
  4129. ci_convert_mc_reg_table_entry_to_smc(adev,
  4130. pi->dpm_table.mclk_table.dpm_levels[i].value,
  4131. &mc_reg_table->data[i]);
  4132. }
  4133. static int ci_populate_initial_mc_reg_table(struct amdgpu_device *adev)
  4134. {
  4135. struct ci_power_info *pi = ci_get_pi(adev);
  4136. int ret;
  4137. memset(&pi->smc_mc_reg_table, 0, sizeof(SMU7_Discrete_MCRegisters));
  4138. ret = ci_populate_mc_reg_addresses(adev, &pi->smc_mc_reg_table);
  4139. if (ret)
  4140. return ret;
  4141. ci_convert_mc_reg_table_to_smc(adev, &pi->smc_mc_reg_table);
  4142. return amdgpu_ci_copy_bytes_to_smc(adev,
  4143. pi->mc_reg_table_start,
  4144. (u8 *)&pi->smc_mc_reg_table,
  4145. sizeof(SMU7_Discrete_MCRegisters),
  4146. pi->sram_end);
  4147. }
  4148. static int ci_update_and_upload_mc_reg_table(struct amdgpu_device *adev)
  4149. {
  4150. struct ci_power_info *pi = ci_get_pi(adev);
  4151. if (!(pi->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_MCLK))
  4152. return 0;
  4153. memset(&pi->smc_mc_reg_table, 0, sizeof(SMU7_Discrete_MCRegisters));
  4154. ci_convert_mc_reg_table_to_smc(adev, &pi->smc_mc_reg_table);
  4155. return amdgpu_ci_copy_bytes_to_smc(adev,
  4156. pi->mc_reg_table_start +
  4157. offsetof(SMU7_Discrete_MCRegisters, data[0]),
  4158. (u8 *)&pi->smc_mc_reg_table.data[0],
  4159. sizeof(SMU7_Discrete_MCRegisterSet) *
  4160. pi->dpm_table.mclk_table.count,
  4161. pi->sram_end);
  4162. }
  4163. static void ci_enable_voltage_control(struct amdgpu_device *adev)
  4164. {
  4165. u32 tmp = RREG32_SMC(ixGENERAL_PWRMGT);
  4166. tmp |= GENERAL_PWRMGT__VOLT_PWRMGT_EN_MASK;
  4167. WREG32_SMC(ixGENERAL_PWRMGT, tmp);
  4168. }
  4169. static enum amdgpu_pcie_gen ci_get_maximum_link_speed(struct amdgpu_device *adev,
  4170. struct amdgpu_ps *amdgpu_state)
  4171. {
  4172. struct ci_ps *state = ci_get_ps(amdgpu_state);
  4173. int i;
  4174. u16 pcie_speed, max_speed = 0;
  4175. for (i = 0; i < state->performance_level_count; i++) {
  4176. pcie_speed = state->performance_levels[i].pcie_gen;
  4177. if (max_speed < pcie_speed)
  4178. max_speed = pcie_speed;
  4179. }
  4180. return max_speed;
  4181. }
  4182. static u16 ci_get_current_pcie_speed(struct amdgpu_device *adev)
  4183. {
  4184. u32 speed_cntl = 0;
  4185. speed_cntl = RREG32_PCIE(ixPCIE_LC_SPEED_CNTL) &
  4186. PCIE_LC_SPEED_CNTL__LC_CURRENT_DATA_RATE_MASK;
  4187. speed_cntl >>= PCIE_LC_SPEED_CNTL__LC_CURRENT_DATA_RATE__SHIFT;
  4188. return (u16)speed_cntl;
  4189. }
  4190. static int ci_get_current_pcie_lane_number(struct amdgpu_device *adev)
  4191. {
  4192. u32 link_width = 0;
  4193. link_width = RREG32_PCIE(ixPCIE_LC_LINK_WIDTH_CNTL) &
  4194. PCIE_LC_LINK_WIDTH_CNTL__LC_LINK_WIDTH_RD_MASK;
  4195. link_width >>= PCIE_LC_LINK_WIDTH_CNTL__LC_LINK_WIDTH_RD__SHIFT;
  4196. switch (link_width) {
  4197. case 1:
  4198. return 1;
  4199. case 2:
  4200. return 2;
  4201. case 3:
  4202. return 4;
  4203. case 4:
  4204. return 8;
  4205. case 0:
  4206. case 6:
  4207. default:
  4208. return 16;
  4209. }
  4210. }
  4211. static void ci_request_link_speed_change_before_state_change(struct amdgpu_device *adev,
  4212. struct amdgpu_ps *amdgpu_new_state,
  4213. struct amdgpu_ps *amdgpu_current_state)
  4214. {
  4215. struct ci_power_info *pi = ci_get_pi(adev);
  4216. enum amdgpu_pcie_gen target_link_speed =
  4217. ci_get_maximum_link_speed(adev, amdgpu_new_state);
  4218. enum amdgpu_pcie_gen current_link_speed;
  4219. if (pi->force_pcie_gen == AMDGPU_PCIE_GEN_INVALID)
  4220. current_link_speed = ci_get_maximum_link_speed(adev, amdgpu_current_state);
  4221. else
  4222. current_link_speed = pi->force_pcie_gen;
  4223. pi->force_pcie_gen = AMDGPU_PCIE_GEN_INVALID;
  4224. pi->pspp_notify_required = false;
  4225. if (target_link_speed > current_link_speed) {
  4226. switch (target_link_speed) {
  4227. #ifdef CONFIG_ACPI
  4228. case AMDGPU_PCIE_GEN3:
  4229. if (amdgpu_acpi_pcie_performance_request(adev, PCIE_PERF_REQ_PECI_GEN3, false) == 0)
  4230. break;
  4231. pi->force_pcie_gen = AMDGPU_PCIE_GEN2;
  4232. if (current_link_speed == AMDGPU_PCIE_GEN2)
  4233. break;
  4234. case AMDGPU_PCIE_GEN2:
  4235. if (amdgpu_acpi_pcie_performance_request(adev, PCIE_PERF_REQ_PECI_GEN2, false) == 0)
  4236. break;
  4237. #endif
  4238. default:
  4239. pi->force_pcie_gen = ci_get_current_pcie_speed(adev);
  4240. break;
  4241. }
  4242. } else {
  4243. if (target_link_speed < current_link_speed)
  4244. pi->pspp_notify_required = true;
  4245. }
  4246. }
  4247. static void ci_notify_link_speed_change_after_state_change(struct amdgpu_device *adev,
  4248. struct amdgpu_ps *amdgpu_new_state,
  4249. struct amdgpu_ps *amdgpu_current_state)
  4250. {
  4251. struct ci_power_info *pi = ci_get_pi(adev);
  4252. enum amdgpu_pcie_gen target_link_speed =
  4253. ci_get_maximum_link_speed(adev, amdgpu_new_state);
  4254. u8 request;
  4255. if (pi->pspp_notify_required) {
  4256. if (target_link_speed == AMDGPU_PCIE_GEN3)
  4257. request = PCIE_PERF_REQ_PECI_GEN3;
  4258. else if (target_link_speed == AMDGPU_PCIE_GEN2)
  4259. request = PCIE_PERF_REQ_PECI_GEN2;
  4260. else
  4261. request = PCIE_PERF_REQ_PECI_GEN1;
  4262. if ((request == PCIE_PERF_REQ_PECI_GEN1) &&
  4263. (ci_get_current_pcie_speed(adev) > 0))
  4264. return;
  4265. #ifdef CONFIG_ACPI
  4266. amdgpu_acpi_pcie_performance_request(adev, request, false);
  4267. #endif
  4268. }
  4269. }
  4270. static int ci_set_private_data_variables_based_on_pptable(struct amdgpu_device *adev)
  4271. {
  4272. struct ci_power_info *pi = ci_get_pi(adev);
  4273. struct amdgpu_clock_voltage_dependency_table *allowed_sclk_vddc_table =
  4274. &adev->pm.dpm.dyn_state.vddc_dependency_on_sclk;
  4275. struct amdgpu_clock_voltage_dependency_table *allowed_mclk_vddc_table =
  4276. &adev->pm.dpm.dyn_state.vddc_dependency_on_mclk;
  4277. struct amdgpu_clock_voltage_dependency_table *allowed_mclk_vddci_table =
  4278. &adev->pm.dpm.dyn_state.vddci_dependency_on_mclk;
  4279. if (allowed_sclk_vddc_table == NULL)
  4280. return -EINVAL;
  4281. if (allowed_sclk_vddc_table->count < 1)
  4282. return -EINVAL;
  4283. if (allowed_mclk_vddc_table == NULL)
  4284. return -EINVAL;
  4285. if (allowed_mclk_vddc_table->count < 1)
  4286. return -EINVAL;
  4287. if (allowed_mclk_vddci_table == NULL)
  4288. return -EINVAL;
  4289. if (allowed_mclk_vddci_table->count < 1)
  4290. return -EINVAL;
  4291. pi->min_vddc_in_pp_table = allowed_sclk_vddc_table->entries[0].v;
  4292. pi->max_vddc_in_pp_table =
  4293. allowed_sclk_vddc_table->entries[allowed_sclk_vddc_table->count - 1].v;
  4294. pi->min_vddci_in_pp_table = allowed_mclk_vddci_table->entries[0].v;
  4295. pi->max_vddci_in_pp_table =
  4296. allowed_mclk_vddci_table->entries[allowed_mclk_vddci_table->count - 1].v;
  4297. adev->pm.dpm.dyn_state.max_clock_voltage_on_ac.sclk =
  4298. allowed_sclk_vddc_table->entries[allowed_sclk_vddc_table->count - 1].clk;
  4299. adev->pm.dpm.dyn_state.max_clock_voltage_on_ac.mclk =
  4300. allowed_mclk_vddc_table->entries[allowed_sclk_vddc_table->count - 1].clk;
  4301. adev->pm.dpm.dyn_state.max_clock_voltage_on_ac.vddc =
  4302. allowed_sclk_vddc_table->entries[allowed_sclk_vddc_table->count - 1].v;
  4303. adev->pm.dpm.dyn_state.max_clock_voltage_on_ac.vddci =
  4304. allowed_mclk_vddci_table->entries[allowed_mclk_vddci_table->count - 1].v;
  4305. return 0;
  4306. }
  4307. static void ci_patch_with_vddc_leakage(struct amdgpu_device *adev, u16 *vddc)
  4308. {
  4309. struct ci_power_info *pi = ci_get_pi(adev);
  4310. struct ci_leakage_voltage *leakage_table = &pi->vddc_leakage;
  4311. u32 leakage_index;
  4312. for (leakage_index = 0; leakage_index < leakage_table->count; leakage_index++) {
  4313. if (leakage_table->leakage_id[leakage_index] == *vddc) {
  4314. *vddc = leakage_table->actual_voltage[leakage_index];
  4315. break;
  4316. }
  4317. }
  4318. }
  4319. static void ci_patch_with_vddci_leakage(struct amdgpu_device *adev, u16 *vddci)
  4320. {
  4321. struct ci_power_info *pi = ci_get_pi(adev);
  4322. struct ci_leakage_voltage *leakage_table = &pi->vddci_leakage;
  4323. u32 leakage_index;
  4324. for (leakage_index = 0; leakage_index < leakage_table->count; leakage_index++) {
  4325. if (leakage_table->leakage_id[leakage_index] == *vddci) {
  4326. *vddci = leakage_table->actual_voltage[leakage_index];
  4327. break;
  4328. }
  4329. }
  4330. }
  4331. static void ci_patch_clock_voltage_dependency_table_with_vddc_leakage(struct amdgpu_device *adev,
  4332. struct amdgpu_clock_voltage_dependency_table *table)
  4333. {
  4334. u32 i;
  4335. if (table) {
  4336. for (i = 0; i < table->count; i++)
  4337. ci_patch_with_vddc_leakage(adev, &table->entries[i].v);
  4338. }
  4339. }
  4340. static void ci_patch_clock_voltage_dependency_table_with_vddci_leakage(struct amdgpu_device *adev,
  4341. struct amdgpu_clock_voltage_dependency_table *table)
  4342. {
  4343. u32 i;
  4344. if (table) {
  4345. for (i = 0; i < table->count; i++)
  4346. ci_patch_with_vddci_leakage(adev, &table->entries[i].v);
  4347. }
  4348. }
  4349. static void ci_patch_vce_clock_voltage_dependency_table_with_vddc_leakage(struct amdgpu_device *adev,
  4350. struct amdgpu_vce_clock_voltage_dependency_table *table)
  4351. {
  4352. u32 i;
  4353. if (table) {
  4354. for (i = 0; i < table->count; i++)
  4355. ci_patch_with_vddc_leakage(adev, &table->entries[i].v);
  4356. }
  4357. }
  4358. static void ci_patch_uvd_clock_voltage_dependency_table_with_vddc_leakage(struct amdgpu_device *adev,
  4359. struct amdgpu_uvd_clock_voltage_dependency_table *table)
  4360. {
  4361. u32 i;
  4362. if (table) {
  4363. for (i = 0; i < table->count; i++)
  4364. ci_patch_with_vddc_leakage(adev, &table->entries[i].v);
  4365. }
  4366. }
  4367. static void ci_patch_vddc_phase_shed_limit_table_with_vddc_leakage(struct amdgpu_device *adev,
  4368. struct amdgpu_phase_shedding_limits_table *table)
  4369. {
  4370. u32 i;
  4371. if (table) {
  4372. for (i = 0; i < table->count; i++)
  4373. ci_patch_with_vddc_leakage(adev, &table->entries[i].voltage);
  4374. }
  4375. }
  4376. static void ci_patch_clock_voltage_limits_with_vddc_leakage(struct amdgpu_device *adev,
  4377. struct amdgpu_clock_and_voltage_limits *table)
  4378. {
  4379. if (table) {
  4380. ci_patch_with_vddc_leakage(adev, (u16 *)&table->vddc);
  4381. ci_patch_with_vddci_leakage(adev, (u16 *)&table->vddci);
  4382. }
  4383. }
  4384. static void ci_patch_cac_leakage_table_with_vddc_leakage(struct amdgpu_device *adev,
  4385. struct amdgpu_cac_leakage_table *table)
  4386. {
  4387. u32 i;
  4388. if (table) {
  4389. for (i = 0; i < table->count; i++)
  4390. ci_patch_with_vddc_leakage(adev, &table->entries[i].vddc);
  4391. }
  4392. }
  4393. static void ci_patch_dependency_tables_with_leakage(struct amdgpu_device *adev)
  4394. {
  4395. ci_patch_clock_voltage_dependency_table_with_vddc_leakage(adev,
  4396. &adev->pm.dpm.dyn_state.vddc_dependency_on_sclk);
  4397. ci_patch_clock_voltage_dependency_table_with_vddc_leakage(adev,
  4398. &adev->pm.dpm.dyn_state.vddc_dependency_on_mclk);
  4399. ci_patch_clock_voltage_dependency_table_with_vddc_leakage(adev,
  4400. &adev->pm.dpm.dyn_state.vddc_dependency_on_dispclk);
  4401. ci_patch_clock_voltage_dependency_table_with_vddci_leakage(adev,
  4402. &adev->pm.dpm.dyn_state.vddci_dependency_on_mclk);
  4403. ci_patch_vce_clock_voltage_dependency_table_with_vddc_leakage(adev,
  4404. &adev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table);
  4405. ci_patch_uvd_clock_voltage_dependency_table_with_vddc_leakage(adev,
  4406. &adev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table);
  4407. ci_patch_clock_voltage_dependency_table_with_vddc_leakage(adev,
  4408. &adev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table);
  4409. ci_patch_clock_voltage_dependency_table_with_vddc_leakage(adev,
  4410. &adev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table);
  4411. ci_patch_vddc_phase_shed_limit_table_with_vddc_leakage(adev,
  4412. &adev->pm.dpm.dyn_state.phase_shedding_limits_table);
  4413. ci_patch_clock_voltage_limits_with_vddc_leakage(adev,
  4414. &adev->pm.dpm.dyn_state.max_clock_voltage_on_ac);
  4415. ci_patch_clock_voltage_limits_with_vddc_leakage(adev,
  4416. &adev->pm.dpm.dyn_state.max_clock_voltage_on_dc);
  4417. ci_patch_cac_leakage_table_with_vddc_leakage(adev,
  4418. &adev->pm.dpm.dyn_state.cac_leakage_table);
  4419. }
  4420. static void ci_update_current_ps(struct amdgpu_device *adev,
  4421. struct amdgpu_ps *rps)
  4422. {
  4423. struct ci_ps *new_ps = ci_get_ps(rps);
  4424. struct ci_power_info *pi = ci_get_pi(adev);
  4425. pi->current_rps = *rps;
  4426. pi->current_ps = *new_ps;
  4427. pi->current_rps.ps_priv = &pi->current_ps;
  4428. adev->pm.dpm.current_ps = &pi->current_rps;
  4429. }
  4430. static void ci_update_requested_ps(struct amdgpu_device *adev,
  4431. struct amdgpu_ps *rps)
  4432. {
  4433. struct ci_ps *new_ps = ci_get_ps(rps);
  4434. struct ci_power_info *pi = ci_get_pi(adev);
  4435. pi->requested_rps = *rps;
  4436. pi->requested_ps = *new_ps;
  4437. pi->requested_rps.ps_priv = &pi->requested_ps;
  4438. adev->pm.dpm.requested_ps = &pi->requested_rps;
  4439. }
  4440. static int ci_dpm_pre_set_power_state(void *handle)
  4441. {
  4442. struct amdgpu_device *adev = (struct amdgpu_device *)handle;
  4443. struct ci_power_info *pi = ci_get_pi(adev);
  4444. struct amdgpu_ps requested_ps = *adev->pm.dpm.requested_ps;
  4445. struct amdgpu_ps *new_ps = &requested_ps;
  4446. ci_update_requested_ps(adev, new_ps);
  4447. ci_apply_state_adjust_rules(adev, &pi->requested_rps);
  4448. return 0;
  4449. }
  4450. static void ci_dpm_post_set_power_state(void *handle)
  4451. {
  4452. struct amdgpu_device *adev = (struct amdgpu_device *)handle;
  4453. struct ci_power_info *pi = ci_get_pi(adev);
  4454. struct amdgpu_ps *new_ps = &pi->requested_rps;
  4455. ci_update_current_ps(adev, new_ps);
  4456. }
  4457. static void ci_dpm_setup_asic(struct amdgpu_device *adev)
  4458. {
  4459. ci_read_clock_registers(adev);
  4460. ci_enable_acpi_power_management(adev);
  4461. ci_init_sclk_t(adev);
  4462. }
  4463. static int ci_dpm_enable(struct amdgpu_device *adev)
  4464. {
  4465. struct ci_power_info *pi = ci_get_pi(adev);
  4466. struct amdgpu_ps *boot_ps = adev->pm.dpm.boot_ps;
  4467. int ret;
  4468. if (pi->voltage_control != CISLANDS_VOLTAGE_CONTROL_NONE) {
  4469. ci_enable_voltage_control(adev);
  4470. ret = ci_construct_voltage_tables(adev);
  4471. if (ret) {
  4472. DRM_ERROR("ci_construct_voltage_tables failed\n");
  4473. return ret;
  4474. }
  4475. }
  4476. if (pi->caps_dynamic_ac_timing) {
  4477. ret = ci_initialize_mc_reg_table(adev);
  4478. if (ret)
  4479. pi->caps_dynamic_ac_timing = false;
  4480. }
  4481. if (pi->dynamic_ss)
  4482. ci_enable_spread_spectrum(adev, true);
  4483. if (pi->thermal_protection)
  4484. ci_enable_thermal_protection(adev, true);
  4485. ci_program_sstp(adev);
  4486. ci_enable_display_gap(adev);
  4487. ci_program_vc(adev);
  4488. ret = ci_upload_firmware(adev);
  4489. if (ret) {
  4490. DRM_ERROR("ci_upload_firmware failed\n");
  4491. return ret;
  4492. }
  4493. ret = ci_process_firmware_header(adev);
  4494. if (ret) {
  4495. DRM_ERROR("ci_process_firmware_header failed\n");
  4496. return ret;
  4497. }
  4498. ret = ci_initial_switch_from_arb_f0_to_f1(adev);
  4499. if (ret) {
  4500. DRM_ERROR("ci_initial_switch_from_arb_f0_to_f1 failed\n");
  4501. return ret;
  4502. }
  4503. ret = ci_init_smc_table(adev);
  4504. if (ret) {
  4505. DRM_ERROR("ci_init_smc_table failed\n");
  4506. return ret;
  4507. }
  4508. ret = ci_init_arb_table_index(adev);
  4509. if (ret) {
  4510. DRM_ERROR("ci_init_arb_table_index failed\n");
  4511. return ret;
  4512. }
  4513. if (pi->caps_dynamic_ac_timing) {
  4514. ret = ci_populate_initial_mc_reg_table(adev);
  4515. if (ret) {
  4516. DRM_ERROR("ci_populate_initial_mc_reg_table failed\n");
  4517. return ret;
  4518. }
  4519. }
  4520. ret = ci_populate_pm_base(adev);
  4521. if (ret) {
  4522. DRM_ERROR("ci_populate_pm_base failed\n");
  4523. return ret;
  4524. }
  4525. ci_dpm_start_smc(adev);
  4526. ci_enable_vr_hot_gpio_interrupt(adev);
  4527. ret = ci_notify_smc_display_change(adev, false);
  4528. if (ret) {
  4529. DRM_ERROR("ci_notify_smc_display_change failed\n");
  4530. return ret;
  4531. }
  4532. ci_enable_sclk_control(adev, true);
  4533. ret = ci_enable_ulv(adev, true);
  4534. if (ret) {
  4535. DRM_ERROR("ci_enable_ulv failed\n");
  4536. return ret;
  4537. }
  4538. ret = ci_enable_ds_master_switch(adev, true);
  4539. if (ret) {
  4540. DRM_ERROR("ci_enable_ds_master_switch failed\n");
  4541. return ret;
  4542. }
  4543. ret = ci_start_dpm(adev);
  4544. if (ret) {
  4545. DRM_ERROR("ci_start_dpm failed\n");
  4546. return ret;
  4547. }
  4548. ret = ci_enable_didt(adev, true);
  4549. if (ret) {
  4550. DRM_ERROR("ci_enable_didt failed\n");
  4551. return ret;
  4552. }
  4553. ret = ci_enable_smc_cac(adev, true);
  4554. if (ret) {
  4555. DRM_ERROR("ci_enable_smc_cac failed\n");
  4556. return ret;
  4557. }
  4558. ret = ci_enable_power_containment(adev, true);
  4559. if (ret) {
  4560. DRM_ERROR("ci_enable_power_containment failed\n");
  4561. return ret;
  4562. }
  4563. ret = ci_power_control_set_level(adev);
  4564. if (ret) {
  4565. DRM_ERROR("ci_power_control_set_level failed\n");
  4566. return ret;
  4567. }
  4568. ci_enable_auto_throttle_source(adev, AMDGPU_DPM_AUTO_THROTTLE_SRC_THERMAL, true);
  4569. ret = ci_enable_thermal_based_sclk_dpm(adev, true);
  4570. if (ret) {
  4571. DRM_ERROR("ci_enable_thermal_based_sclk_dpm failed\n");
  4572. return ret;
  4573. }
  4574. ci_thermal_start_thermal_controller(adev);
  4575. ci_update_current_ps(adev, boot_ps);
  4576. return 0;
  4577. }
  4578. static void ci_dpm_disable(struct amdgpu_device *adev)
  4579. {
  4580. struct ci_power_info *pi = ci_get_pi(adev);
  4581. struct amdgpu_ps *boot_ps = adev->pm.dpm.boot_ps;
  4582. amdgpu_irq_put(adev, &adev->pm.dpm.thermal.irq,
  4583. AMDGPU_THERMAL_IRQ_LOW_TO_HIGH);
  4584. amdgpu_irq_put(adev, &adev->pm.dpm.thermal.irq,
  4585. AMDGPU_THERMAL_IRQ_HIGH_TO_LOW);
  4586. ci_dpm_powergate_uvd(adev, true);
  4587. if (!amdgpu_ci_is_smc_running(adev))
  4588. return;
  4589. ci_thermal_stop_thermal_controller(adev);
  4590. if (pi->thermal_protection)
  4591. ci_enable_thermal_protection(adev, false);
  4592. ci_enable_power_containment(adev, false);
  4593. ci_enable_smc_cac(adev, false);
  4594. ci_enable_didt(adev, false);
  4595. ci_enable_spread_spectrum(adev, false);
  4596. ci_enable_auto_throttle_source(adev, AMDGPU_DPM_AUTO_THROTTLE_SRC_THERMAL, false);
  4597. ci_stop_dpm(adev);
  4598. ci_enable_ds_master_switch(adev, false);
  4599. ci_enable_ulv(adev, false);
  4600. ci_clear_vc(adev);
  4601. ci_reset_to_default(adev);
  4602. ci_dpm_stop_smc(adev);
  4603. ci_force_switch_to_arb_f0(adev);
  4604. ci_enable_thermal_based_sclk_dpm(adev, false);
  4605. ci_update_current_ps(adev, boot_ps);
  4606. }
  4607. static int ci_dpm_set_power_state(void *handle)
  4608. {
  4609. struct amdgpu_device *adev = (struct amdgpu_device *)handle;
  4610. struct ci_power_info *pi = ci_get_pi(adev);
  4611. struct amdgpu_ps *new_ps = &pi->requested_rps;
  4612. struct amdgpu_ps *old_ps = &pi->current_rps;
  4613. int ret;
  4614. ci_find_dpm_states_clocks_in_dpm_table(adev, new_ps);
  4615. if (pi->pcie_performance_request)
  4616. ci_request_link_speed_change_before_state_change(adev, new_ps, old_ps);
  4617. ret = ci_freeze_sclk_mclk_dpm(adev);
  4618. if (ret) {
  4619. DRM_ERROR("ci_freeze_sclk_mclk_dpm failed\n");
  4620. return ret;
  4621. }
  4622. ret = ci_populate_and_upload_sclk_mclk_dpm_levels(adev, new_ps);
  4623. if (ret) {
  4624. DRM_ERROR("ci_populate_and_upload_sclk_mclk_dpm_levels failed\n");
  4625. return ret;
  4626. }
  4627. ret = ci_generate_dpm_level_enable_mask(adev, new_ps);
  4628. if (ret) {
  4629. DRM_ERROR("ci_generate_dpm_level_enable_mask failed\n");
  4630. return ret;
  4631. }
  4632. ret = ci_update_vce_dpm(adev, new_ps, old_ps);
  4633. if (ret) {
  4634. DRM_ERROR("ci_update_vce_dpm failed\n");
  4635. return ret;
  4636. }
  4637. ret = ci_update_sclk_t(adev);
  4638. if (ret) {
  4639. DRM_ERROR("ci_update_sclk_t failed\n");
  4640. return ret;
  4641. }
  4642. if (pi->caps_dynamic_ac_timing) {
  4643. ret = ci_update_and_upload_mc_reg_table(adev);
  4644. if (ret) {
  4645. DRM_ERROR("ci_update_and_upload_mc_reg_table failed\n");
  4646. return ret;
  4647. }
  4648. }
  4649. ret = ci_program_memory_timing_parameters(adev);
  4650. if (ret) {
  4651. DRM_ERROR("ci_program_memory_timing_parameters failed\n");
  4652. return ret;
  4653. }
  4654. ret = ci_unfreeze_sclk_mclk_dpm(adev);
  4655. if (ret) {
  4656. DRM_ERROR("ci_unfreeze_sclk_mclk_dpm failed\n");
  4657. return ret;
  4658. }
  4659. ret = ci_upload_dpm_level_enable_mask(adev);
  4660. if (ret) {
  4661. DRM_ERROR("ci_upload_dpm_level_enable_mask failed\n");
  4662. return ret;
  4663. }
  4664. if (pi->pcie_performance_request)
  4665. ci_notify_link_speed_change_after_state_change(adev, new_ps, old_ps);
  4666. return 0;
  4667. }
  4668. #if 0
  4669. static void ci_dpm_reset_asic(struct amdgpu_device *adev)
  4670. {
  4671. ci_set_boot_state(adev);
  4672. }
  4673. #endif
  4674. static void ci_dpm_display_configuration_changed(void *handle)
  4675. {
  4676. struct amdgpu_device *adev = (struct amdgpu_device *)handle;
  4677. ci_program_display_gap(adev);
  4678. }
  4679. union power_info {
  4680. struct _ATOM_POWERPLAY_INFO info;
  4681. struct _ATOM_POWERPLAY_INFO_V2 info_2;
  4682. struct _ATOM_POWERPLAY_INFO_V3 info_3;
  4683. struct _ATOM_PPLIB_POWERPLAYTABLE pplib;
  4684. struct _ATOM_PPLIB_POWERPLAYTABLE2 pplib2;
  4685. struct _ATOM_PPLIB_POWERPLAYTABLE3 pplib3;
  4686. };
  4687. union pplib_clock_info {
  4688. struct _ATOM_PPLIB_R600_CLOCK_INFO r600;
  4689. struct _ATOM_PPLIB_RS780_CLOCK_INFO rs780;
  4690. struct _ATOM_PPLIB_EVERGREEN_CLOCK_INFO evergreen;
  4691. struct _ATOM_PPLIB_SUMO_CLOCK_INFO sumo;
  4692. struct _ATOM_PPLIB_SI_CLOCK_INFO si;
  4693. struct _ATOM_PPLIB_CI_CLOCK_INFO ci;
  4694. };
  4695. union pplib_power_state {
  4696. struct _ATOM_PPLIB_STATE v1;
  4697. struct _ATOM_PPLIB_STATE_V2 v2;
  4698. };
  4699. static void ci_parse_pplib_non_clock_info(struct amdgpu_device *adev,
  4700. struct amdgpu_ps *rps,
  4701. struct _ATOM_PPLIB_NONCLOCK_INFO *non_clock_info,
  4702. u8 table_rev)
  4703. {
  4704. rps->caps = le32_to_cpu(non_clock_info->ulCapsAndSettings);
  4705. rps->class = le16_to_cpu(non_clock_info->usClassification);
  4706. rps->class2 = le16_to_cpu(non_clock_info->usClassification2);
  4707. if (ATOM_PPLIB_NONCLOCKINFO_VER1 < table_rev) {
  4708. rps->vclk = le32_to_cpu(non_clock_info->ulVCLK);
  4709. rps->dclk = le32_to_cpu(non_clock_info->ulDCLK);
  4710. } else {
  4711. rps->vclk = 0;
  4712. rps->dclk = 0;
  4713. }
  4714. if (rps->class & ATOM_PPLIB_CLASSIFICATION_BOOT)
  4715. adev->pm.dpm.boot_ps = rps;
  4716. if (rps->class & ATOM_PPLIB_CLASSIFICATION_UVDSTATE)
  4717. adev->pm.dpm.uvd_ps = rps;
  4718. }
  4719. static void ci_parse_pplib_clock_info(struct amdgpu_device *adev,
  4720. struct amdgpu_ps *rps, int index,
  4721. union pplib_clock_info *clock_info)
  4722. {
  4723. struct ci_power_info *pi = ci_get_pi(adev);
  4724. struct ci_ps *ps = ci_get_ps(rps);
  4725. struct ci_pl *pl = &ps->performance_levels[index];
  4726. ps->performance_level_count = index + 1;
  4727. pl->sclk = le16_to_cpu(clock_info->ci.usEngineClockLow);
  4728. pl->sclk |= clock_info->ci.ucEngineClockHigh << 16;
  4729. pl->mclk = le16_to_cpu(clock_info->ci.usMemoryClockLow);
  4730. pl->mclk |= clock_info->ci.ucMemoryClockHigh << 16;
  4731. pl->pcie_gen = amdgpu_get_pcie_gen_support(adev,
  4732. pi->sys_pcie_mask,
  4733. pi->vbios_boot_state.pcie_gen_bootup_value,
  4734. clock_info->ci.ucPCIEGen);
  4735. pl->pcie_lane = amdgpu_get_pcie_lane_support(adev,
  4736. pi->vbios_boot_state.pcie_lane_bootup_value,
  4737. le16_to_cpu(clock_info->ci.usPCIELane));
  4738. if (rps->class & ATOM_PPLIB_CLASSIFICATION_ACPI) {
  4739. pi->acpi_pcie_gen = pl->pcie_gen;
  4740. }
  4741. if (rps->class2 & ATOM_PPLIB_CLASSIFICATION2_ULV) {
  4742. pi->ulv.supported = true;
  4743. pi->ulv.pl = *pl;
  4744. pi->ulv.cg_ulv_parameter = CISLANDS_CGULVPARAMETER_DFLT;
  4745. }
  4746. /* patch up boot state */
  4747. if (rps->class & ATOM_PPLIB_CLASSIFICATION_BOOT) {
  4748. pl->mclk = pi->vbios_boot_state.mclk_bootup_value;
  4749. pl->sclk = pi->vbios_boot_state.sclk_bootup_value;
  4750. pl->pcie_gen = pi->vbios_boot_state.pcie_gen_bootup_value;
  4751. pl->pcie_lane = pi->vbios_boot_state.pcie_lane_bootup_value;
  4752. }
  4753. switch (rps->class & ATOM_PPLIB_CLASSIFICATION_UI_MASK) {
  4754. case ATOM_PPLIB_CLASSIFICATION_UI_BATTERY:
  4755. pi->use_pcie_powersaving_levels = true;
  4756. if (pi->pcie_gen_powersaving.max < pl->pcie_gen)
  4757. pi->pcie_gen_powersaving.max = pl->pcie_gen;
  4758. if (pi->pcie_gen_powersaving.min > pl->pcie_gen)
  4759. pi->pcie_gen_powersaving.min = pl->pcie_gen;
  4760. if (pi->pcie_lane_powersaving.max < pl->pcie_lane)
  4761. pi->pcie_lane_powersaving.max = pl->pcie_lane;
  4762. if (pi->pcie_lane_powersaving.min > pl->pcie_lane)
  4763. pi->pcie_lane_powersaving.min = pl->pcie_lane;
  4764. break;
  4765. case ATOM_PPLIB_CLASSIFICATION_UI_PERFORMANCE:
  4766. pi->use_pcie_performance_levels = true;
  4767. if (pi->pcie_gen_performance.max < pl->pcie_gen)
  4768. pi->pcie_gen_performance.max = pl->pcie_gen;
  4769. if (pi->pcie_gen_performance.min > pl->pcie_gen)
  4770. pi->pcie_gen_performance.min = pl->pcie_gen;
  4771. if (pi->pcie_lane_performance.max < pl->pcie_lane)
  4772. pi->pcie_lane_performance.max = pl->pcie_lane;
  4773. if (pi->pcie_lane_performance.min > pl->pcie_lane)
  4774. pi->pcie_lane_performance.min = pl->pcie_lane;
  4775. break;
  4776. default:
  4777. break;
  4778. }
  4779. }
  4780. static int ci_parse_power_table(struct amdgpu_device *adev)
  4781. {
  4782. struct amdgpu_mode_info *mode_info = &adev->mode_info;
  4783. struct _ATOM_PPLIB_NONCLOCK_INFO *non_clock_info;
  4784. union pplib_power_state *power_state;
  4785. int i, j, k, non_clock_array_index, clock_array_index;
  4786. union pplib_clock_info *clock_info;
  4787. struct _StateArray *state_array;
  4788. struct _ClockInfoArray *clock_info_array;
  4789. struct _NonClockInfoArray *non_clock_info_array;
  4790. union power_info *power_info;
  4791. int index = GetIndexIntoMasterTable(DATA, PowerPlayInfo);
  4792. u16 data_offset;
  4793. u8 frev, crev;
  4794. u8 *power_state_offset;
  4795. struct ci_ps *ps;
  4796. if (!amdgpu_atom_parse_data_header(mode_info->atom_context, index, NULL,
  4797. &frev, &crev, &data_offset))
  4798. return -EINVAL;
  4799. power_info = (union power_info *)(mode_info->atom_context->bios + data_offset);
  4800. amdgpu_add_thermal_controller(adev);
  4801. state_array = (struct _StateArray *)
  4802. (mode_info->atom_context->bios + data_offset +
  4803. le16_to_cpu(power_info->pplib.usStateArrayOffset));
  4804. clock_info_array = (struct _ClockInfoArray *)
  4805. (mode_info->atom_context->bios + data_offset +
  4806. le16_to_cpu(power_info->pplib.usClockInfoArrayOffset));
  4807. non_clock_info_array = (struct _NonClockInfoArray *)
  4808. (mode_info->atom_context->bios + data_offset +
  4809. le16_to_cpu(power_info->pplib.usNonClockInfoArrayOffset));
  4810. adev->pm.dpm.ps = kzalloc(sizeof(struct amdgpu_ps) *
  4811. state_array->ucNumEntries, GFP_KERNEL);
  4812. if (!adev->pm.dpm.ps)
  4813. return -ENOMEM;
  4814. power_state_offset = (u8 *)state_array->states;
  4815. for (i = 0; i < state_array->ucNumEntries; i++) {
  4816. u8 *idx;
  4817. power_state = (union pplib_power_state *)power_state_offset;
  4818. non_clock_array_index = power_state->v2.nonClockInfoIndex;
  4819. non_clock_info = (struct _ATOM_PPLIB_NONCLOCK_INFO *)
  4820. &non_clock_info_array->nonClockInfo[non_clock_array_index];
  4821. ps = kzalloc(sizeof(struct ci_ps), GFP_KERNEL);
  4822. if (ps == NULL) {
  4823. kfree(adev->pm.dpm.ps);
  4824. return -ENOMEM;
  4825. }
  4826. adev->pm.dpm.ps[i].ps_priv = ps;
  4827. ci_parse_pplib_non_clock_info(adev, &adev->pm.dpm.ps[i],
  4828. non_clock_info,
  4829. non_clock_info_array->ucEntrySize);
  4830. k = 0;
  4831. idx = (u8 *)&power_state->v2.clockInfoIndex[0];
  4832. for (j = 0; j < power_state->v2.ucNumDPMLevels; j++) {
  4833. clock_array_index = idx[j];
  4834. if (clock_array_index >= clock_info_array->ucNumEntries)
  4835. continue;
  4836. if (k >= CISLANDS_MAX_HARDWARE_POWERLEVELS)
  4837. break;
  4838. clock_info = (union pplib_clock_info *)
  4839. ((u8 *)&clock_info_array->clockInfo[0] +
  4840. (clock_array_index * clock_info_array->ucEntrySize));
  4841. ci_parse_pplib_clock_info(adev,
  4842. &adev->pm.dpm.ps[i], k,
  4843. clock_info);
  4844. k++;
  4845. }
  4846. power_state_offset += 2 + power_state->v2.ucNumDPMLevels;
  4847. }
  4848. adev->pm.dpm.num_ps = state_array->ucNumEntries;
  4849. /* fill in the vce power states */
  4850. for (i = 0; i < adev->pm.dpm.num_of_vce_states; i++) {
  4851. u32 sclk, mclk;
  4852. clock_array_index = adev->pm.dpm.vce_states[i].clk_idx;
  4853. clock_info = (union pplib_clock_info *)
  4854. &clock_info_array->clockInfo[clock_array_index * clock_info_array->ucEntrySize];
  4855. sclk = le16_to_cpu(clock_info->ci.usEngineClockLow);
  4856. sclk |= clock_info->ci.ucEngineClockHigh << 16;
  4857. mclk = le16_to_cpu(clock_info->ci.usMemoryClockLow);
  4858. mclk |= clock_info->ci.ucMemoryClockHigh << 16;
  4859. adev->pm.dpm.vce_states[i].sclk = sclk;
  4860. adev->pm.dpm.vce_states[i].mclk = mclk;
  4861. }
  4862. return 0;
  4863. }
  4864. static int ci_get_vbios_boot_values(struct amdgpu_device *adev,
  4865. struct ci_vbios_boot_state *boot_state)
  4866. {
  4867. struct amdgpu_mode_info *mode_info = &adev->mode_info;
  4868. int index = GetIndexIntoMasterTable(DATA, FirmwareInfo);
  4869. ATOM_FIRMWARE_INFO_V2_2 *firmware_info;
  4870. u8 frev, crev;
  4871. u16 data_offset;
  4872. if (amdgpu_atom_parse_data_header(mode_info->atom_context, index, NULL,
  4873. &frev, &crev, &data_offset)) {
  4874. firmware_info =
  4875. (ATOM_FIRMWARE_INFO_V2_2 *)(mode_info->atom_context->bios +
  4876. data_offset);
  4877. boot_state->mvdd_bootup_value = le16_to_cpu(firmware_info->usBootUpMVDDCVoltage);
  4878. boot_state->vddc_bootup_value = le16_to_cpu(firmware_info->usBootUpVDDCVoltage);
  4879. boot_state->vddci_bootup_value = le16_to_cpu(firmware_info->usBootUpVDDCIVoltage);
  4880. boot_state->pcie_gen_bootup_value = ci_get_current_pcie_speed(adev);
  4881. boot_state->pcie_lane_bootup_value = ci_get_current_pcie_lane_number(adev);
  4882. boot_state->sclk_bootup_value = le32_to_cpu(firmware_info->ulDefaultEngineClock);
  4883. boot_state->mclk_bootup_value = le32_to_cpu(firmware_info->ulDefaultMemoryClock);
  4884. return 0;
  4885. }
  4886. return -EINVAL;
  4887. }
  4888. static void ci_dpm_fini(struct amdgpu_device *adev)
  4889. {
  4890. int i;
  4891. for (i = 0; i < adev->pm.dpm.num_ps; i++) {
  4892. kfree(adev->pm.dpm.ps[i].ps_priv);
  4893. }
  4894. kfree(adev->pm.dpm.ps);
  4895. kfree(adev->pm.dpm.priv);
  4896. kfree(adev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries);
  4897. amdgpu_free_extended_power_table(adev);
  4898. }
  4899. /**
  4900. * ci_dpm_init_microcode - load ucode images from disk
  4901. *
  4902. * @adev: amdgpu_device pointer
  4903. *
  4904. * Use the firmware interface to load the ucode images into
  4905. * the driver (not loaded into hw).
  4906. * Returns 0 on success, error on failure.
  4907. */
  4908. static int ci_dpm_init_microcode(struct amdgpu_device *adev)
  4909. {
  4910. const char *chip_name;
  4911. char fw_name[30];
  4912. int err;
  4913. DRM_DEBUG("\n");
  4914. switch (adev->asic_type) {
  4915. case CHIP_BONAIRE:
  4916. if ((adev->pdev->revision == 0x80) ||
  4917. (adev->pdev->revision == 0x81) ||
  4918. (adev->pdev->device == 0x665f))
  4919. chip_name = "bonaire_k";
  4920. else
  4921. chip_name = "bonaire";
  4922. break;
  4923. case CHIP_HAWAII:
  4924. if (adev->pdev->revision == 0x80)
  4925. chip_name = "hawaii_k";
  4926. else
  4927. chip_name = "hawaii";
  4928. break;
  4929. case CHIP_KAVERI:
  4930. case CHIP_KABINI:
  4931. case CHIP_MULLINS:
  4932. default: BUG();
  4933. }
  4934. snprintf(fw_name, sizeof(fw_name), "radeon/%s_smc.bin", chip_name);
  4935. err = request_firmware(&adev->pm.fw, fw_name, adev->dev);
  4936. if (err)
  4937. goto out;
  4938. err = amdgpu_ucode_validate(adev->pm.fw);
  4939. out:
  4940. if (err) {
  4941. pr_err("cik_smc: Failed to load firmware \"%s\"\n", fw_name);
  4942. release_firmware(adev->pm.fw);
  4943. adev->pm.fw = NULL;
  4944. }
  4945. return err;
  4946. }
  4947. static int ci_dpm_init(struct amdgpu_device *adev)
  4948. {
  4949. int index = GetIndexIntoMasterTable(DATA, ASIC_InternalSS_Info);
  4950. SMU7_Discrete_DpmTable *dpm_table;
  4951. struct amdgpu_gpio_rec gpio;
  4952. u16 data_offset, size;
  4953. u8 frev, crev;
  4954. struct ci_power_info *pi;
  4955. int ret;
  4956. pi = kzalloc(sizeof(struct ci_power_info), GFP_KERNEL);
  4957. if (pi == NULL)
  4958. return -ENOMEM;
  4959. adev->pm.dpm.priv = pi;
  4960. pi->sys_pcie_mask =
  4961. (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_MASK) >>
  4962. CAIL_PCIE_LINK_SPEED_SUPPORT_SHIFT;
  4963. pi->force_pcie_gen = AMDGPU_PCIE_GEN_INVALID;
  4964. pi->pcie_gen_performance.max = AMDGPU_PCIE_GEN1;
  4965. pi->pcie_gen_performance.min = AMDGPU_PCIE_GEN3;
  4966. pi->pcie_gen_powersaving.max = AMDGPU_PCIE_GEN1;
  4967. pi->pcie_gen_powersaving.min = AMDGPU_PCIE_GEN3;
  4968. pi->pcie_lane_performance.max = 0;
  4969. pi->pcie_lane_performance.min = 16;
  4970. pi->pcie_lane_powersaving.max = 0;
  4971. pi->pcie_lane_powersaving.min = 16;
  4972. ret = ci_get_vbios_boot_values(adev, &pi->vbios_boot_state);
  4973. if (ret) {
  4974. ci_dpm_fini(adev);
  4975. return ret;
  4976. }
  4977. ret = amdgpu_get_platform_caps(adev);
  4978. if (ret) {
  4979. ci_dpm_fini(adev);
  4980. return ret;
  4981. }
  4982. ret = amdgpu_parse_extended_power_table(adev);
  4983. if (ret) {
  4984. ci_dpm_fini(adev);
  4985. return ret;
  4986. }
  4987. ret = ci_parse_power_table(adev);
  4988. if (ret) {
  4989. ci_dpm_fini(adev);
  4990. return ret;
  4991. }
  4992. pi->dll_default_on = false;
  4993. pi->sram_end = SMC_RAM_END;
  4994. pi->activity_target[0] = CISLAND_TARGETACTIVITY_DFLT;
  4995. pi->activity_target[1] = CISLAND_TARGETACTIVITY_DFLT;
  4996. pi->activity_target[2] = CISLAND_TARGETACTIVITY_DFLT;
  4997. pi->activity_target[3] = CISLAND_TARGETACTIVITY_DFLT;
  4998. pi->activity_target[4] = CISLAND_TARGETACTIVITY_DFLT;
  4999. pi->activity_target[5] = CISLAND_TARGETACTIVITY_DFLT;
  5000. pi->activity_target[6] = CISLAND_TARGETACTIVITY_DFLT;
  5001. pi->activity_target[7] = CISLAND_TARGETACTIVITY_DFLT;
  5002. pi->mclk_activity_target = CISLAND_MCLK_TARGETACTIVITY_DFLT;
  5003. pi->sclk_dpm_key_disabled = 0;
  5004. pi->mclk_dpm_key_disabled = 0;
  5005. pi->pcie_dpm_key_disabled = 0;
  5006. pi->thermal_sclk_dpm_enabled = 0;
  5007. if (amdgpu_pp_feature_mask & SCLK_DEEP_SLEEP_MASK)
  5008. pi->caps_sclk_ds = true;
  5009. else
  5010. pi->caps_sclk_ds = false;
  5011. pi->mclk_strobe_mode_threshold = 40000;
  5012. pi->mclk_stutter_mode_threshold = 40000;
  5013. pi->mclk_edc_enable_threshold = 40000;
  5014. pi->mclk_edc_wr_enable_threshold = 40000;
  5015. ci_initialize_powertune_defaults(adev);
  5016. pi->caps_fps = false;
  5017. pi->caps_sclk_throttle_low_notification = false;
  5018. pi->caps_uvd_dpm = true;
  5019. pi->caps_vce_dpm = true;
  5020. ci_get_leakage_voltages(adev);
  5021. ci_patch_dependency_tables_with_leakage(adev);
  5022. ci_set_private_data_variables_based_on_pptable(adev);
  5023. adev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries =
  5024. kzalloc(4 * sizeof(struct amdgpu_clock_voltage_dependency_entry), GFP_KERNEL);
  5025. if (!adev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries) {
  5026. ci_dpm_fini(adev);
  5027. return -ENOMEM;
  5028. }
  5029. adev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.count = 4;
  5030. adev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[0].clk = 0;
  5031. adev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[0].v = 0;
  5032. adev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[1].clk = 36000;
  5033. adev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[1].v = 720;
  5034. adev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[2].clk = 54000;
  5035. adev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[2].v = 810;
  5036. adev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[3].clk = 72000;
  5037. adev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[3].v = 900;
  5038. adev->pm.dpm.dyn_state.mclk_sclk_ratio = 4;
  5039. adev->pm.dpm.dyn_state.sclk_mclk_delta = 15000;
  5040. adev->pm.dpm.dyn_state.vddc_vddci_delta = 200;
  5041. adev->pm.dpm.dyn_state.valid_sclk_values.count = 0;
  5042. adev->pm.dpm.dyn_state.valid_sclk_values.values = NULL;
  5043. adev->pm.dpm.dyn_state.valid_mclk_values.count = 0;
  5044. adev->pm.dpm.dyn_state.valid_mclk_values.values = NULL;
  5045. if (adev->asic_type == CHIP_HAWAII) {
  5046. pi->thermal_temp_setting.temperature_low = 94500;
  5047. pi->thermal_temp_setting.temperature_high = 95000;
  5048. pi->thermal_temp_setting.temperature_shutdown = 104000;
  5049. } else {
  5050. pi->thermal_temp_setting.temperature_low = 99500;
  5051. pi->thermal_temp_setting.temperature_high = 100000;
  5052. pi->thermal_temp_setting.temperature_shutdown = 104000;
  5053. }
  5054. pi->uvd_enabled = false;
  5055. dpm_table = &pi->smc_state_table;
  5056. gpio = amdgpu_atombios_lookup_gpio(adev, VDDC_VRHOT_GPIO_PINID);
  5057. if (gpio.valid) {
  5058. dpm_table->VRHotGpio = gpio.shift;
  5059. adev->pm.dpm.platform_caps |= ATOM_PP_PLATFORM_CAP_REGULATOR_HOT;
  5060. } else {
  5061. dpm_table->VRHotGpio = CISLANDS_UNUSED_GPIO_PIN;
  5062. adev->pm.dpm.platform_caps &= ~ATOM_PP_PLATFORM_CAP_REGULATOR_HOT;
  5063. }
  5064. gpio = amdgpu_atombios_lookup_gpio(adev, PP_AC_DC_SWITCH_GPIO_PINID);
  5065. if (gpio.valid) {
  5066. dpm_table->AcDcGpio = gpio.shift;
  5067. adev->pm.dpm.platform_caps |= ATOM_PP_PLATFORM_CAP_HARDWAREDC;
  5068. } else {
  5069. dpm_table->AcDcGpio = CISLANDS_UNUSED_GPIO_PIN;
  5070. adev->pm.dpm.platform_caps &= ~ATOM_PP_PLATFORM_CAP_HARDWAREDC;
  5071. }
  5072. gpio = amdgpu_atombios_lookup_gpio(adev, VDDC_PCC_GPIO_PINID);
  5073. if (gpio.valid) {
  5074. u32 tmp = RREG32_SMC(ixCNB_PWRMGT_CNTL);
  5075. switch (gpio.shift) {
  5076. case 0:
  5077. tmp &= ~CNB_PWRMGT_CNTL__GNB_SLOW_MODE_MASK;
  5078. tmp |= 1 << CNB_PWRMGT_CNTL__GNB_SLOW_MODE__SHIFT;
  5079. break;
  5080. case 1:
  5081. tmp &= ~CNB_PWRMGT_CNTL__GNB_SLOW_MODE_MASK;
  5082. tmp |= 2 << CNB_PWRMGT_CNTL__GNB_SLOW_MODE__SHIFT;
  5083. break;
  5084. case 2:
  5085. tmp |= CNB_PWRMGT_CNTL__GNB_SLOW_MASK;
  5086. break;
  5087. case 3:
  5088. tmp |= CNB_PWRMGT_CNTL__FORCE_NB_PS1_MASK;
  5089. break;
  5090. case 4:
  5091. tmp |= CNB_PWRMGT_CNTL__DPM_ENABLED_MASK;
  5092. break;
  5093. default:
  5094. DRM_INFO("Invalid PCC GPIO: %u!\n", gpio.shift);
  5095. break;
  5096. }
  5097. WREG32_SMC(ixCNB_PWRMGT_CNTL, tmp);
  5098. }
  5099. pi->voltage_control = CISLANDS_VOLTAGE_CONTROL_NONE;
  5100. pi->vddci_control = CISLANDS_VOLTAGE_CONTROL_NONE;
  5101. pi->mvdd_control = CISLANDS_VOLTAGE_CONTROL_NONE;
  5102. if (amdgpu_atombios_is_voltage_gpio(adev, VOLTAGE_TYPE_VDDC, VOLTAGE_OBJ_GPIO_LUT))
  5103. pi->voltage_control = CISLANDS_VOLTAGE_CONTROL_BY_GPIO;
  5104. else if (amdgpu_atombios_is_voltage_gpio(adev, VOLTAGE_TYPE_VDDC, VOLTAGE_OBJ_SVID2))
  5105. pi->voltage_control = CISLANDS_VOLTAGE_CONTROL_BY_SVID2;
  5106. if (adev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_VDDCI_CONTROL) {
  5107. if (amdgpu_atombios_is_voltage_gpio(adev, VOLTAGE_TYPE_VDDCI, VOLTAGE_OBJ_GPIO_LUT))
  5108. pi->vddci_control = CISLANDS_VOLTAGE_CONTROL_BY_GPIO;
  5109. else if (amdgpu_atombios_is_voltage_gpio(adev, VOLTAGE_TYPE_VDDCI, VOLTAGE_OBJ_SVID2))
  5110. pi->vddci_control = CISLANDS_VOLTAGE_CONTROL_BY_SVID2;
  5111. else
  5112. adev->pm.dpm.platform_caps &= ~ATOM_PP_PLATFORM_CAP_VDDCI_CONTROL;
  5113. }
  5114. if (adev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_MVDDCONTROL) {
  5115. if (amdgpu_atombios_is_voltage_gpio(adev, VOLTAGE_TYPE_MVDDC, VOLTAGE_OBJ_GPIO_LUT))
  5116. pi->mvdd_control = CISLANDS_VOLTAGE_CONTROL_BY_GPIO;
  5117. else if (amdgpu_atombios_is_voltage_gpio(adev, VOLTAGE_TYPE_MVDDC, VOLTAGE_OBJ_SVID2))
  5118. pi->mvdd_control = CISLANDS_VOLTAGE_CONTROL_BY_SVID2;
  5119. else
  5120. adev->pm.dpm.platform_caps &= ~ATOM_PP_PLATFORM_CAP_MVDDCONTROL;
  5121. }
  5122. pi->vddc_phase_shed_control = true;
  5123. #if defined(CONFIG_ACPI)
  5124. pi->pcie_performance_request =
  5125. amdgpu_acpi_is_pcie_performance_request_supported(adev);
  5126. #else
  5127. pi->pcie_performance_request = false;
  5128. #endif
  5129. if (amdgpu_atom_parse_data_header(adev->mode_info.atom_context, index, &size,
  5130. &frev, &crev, &data_offset)) {
  5131. pi->caps_sclk_ss_support = true;
  5132. pi->caps_mclk_ss_support = true;
  5133. pi->dynamic_ss = true;
  5134. } else {
  5135. pi->caps_sclk_ss_support = false;
  5136. pi->caps_mclk_ss_support = false;
  5137. pi->dynamic_ss = true;
  5138. }
  5139. if (adev->pm.int_thermal_type != THERMAL_TYPE_NONE)
  5140. pi->thermal_protection = true;
  5141. else
  5142. pi->thermal_protection = false;
  5143. pi->caps_dynamic_ac_timing = true;
  5144. pi->uvd_power_gated = true;
  5145. /* make sure dc limits are valid */
  5146. if ((adev->pm.dpm.dyn_state.max_clock_voltage_on_dc.sclk == 0) ||
  5147. (adev->pm.dpm.dyn_state.max_clock_voltage_on_dc.mclk == 0))
  5148. adev->pm.dpm.dyn_state.max_clock_voltage_on_dc =
  5149. adev->pm.dpm.dyn_state.max_clock_voltage_on_ac;
  5150. pi->fan_ctrl_is_in_default_mode = true;
  5151. return 0;
  5152. }
  5153. static void
  5154. ci_dpm_debugfs_print_current_performance_level(void *handle,
  5155. struct seq_file *m)
  5156. {
  5157. struct amdgpu_device *adev = (struct amdgpu_device *)handle;
  5158. struct ci_power_info *pi = ci_get_pi(adev);
  5159. struct amdgpu_ps *rps = &pi->current_rps;
  5160. u32 sclk = ci_get_average_sclk_freq(adev);
  5161. u32 mclk = ci_get_average_mclk_freq(adev);
  5162. u32 activity_percent = 50;
  5163. int ret;
  5164. ret = ci_read_smc_soft_register(adev, offsetof(SMU7_SoftRegisters, AverageGraphicsA),
  5165. &activity_percent);
  5166. if (ret == 0) {
  5167. activity_percent += 0x80;
  5168. activity_percent >>= 8;
  5169. activity_percent = activity_percent > 100 ? 100 : activity_percent;
  5170. }
  5171. seq_printf(m, "uvd %sabled\n", pi->uvd_power_gated ? "dis" : "en");
  5172. seq_printf(m, "vce %sabled\n", rps->vce_active ? "en" : "dis");
  5173. seq_printf(m, "power level avg sclk: %u mclk: %u\n",
  5174. sclk, mclk);
  5175. seq_printf(m, "GPU load: %u %%\n", activity_percent);
  5176. }
  5177. static void ci_dpm_print_power_state(void *handle, void *current_ps)
  5178. {
  5179. struct amdgpu_ps *rps = (struct amdgpu_ps *)current_ps;
  5180. struct ci_ps *ps = ci_get_ps(rps);
  5181. struct ci_pl *pl;
  5182. int i;
  5183. struct amdgpu_device *adev = (struct amdgpu_device *)handle;
  5184. amdgpu_dpm_print_class_info(rps->class, rps->class2);
  5185. amdgpu_dpm_print_cap_info(rps->caps);
  5186. printk("\tuvd vclk: %d dclk: %d\n", rps->vclk, rps->dclk);
  5187. for (i = 0; i < ps->performance_level_count; i++) {
  5188. pl = &ps->performance_levels[i];
  5189. printk("\t\tpower level %d sclk: %u mclk: %u pcie gen: %u pcie lanes: %u\n",
  5190. i, pl->sclk, pl->mclk, pl->pcie_gen + 1, pl->pcie_lane);
  5191. }
  5192. amdgpu_dpm_print_ps_status(adev, rps);
  5193. }
  5194. static inline bool ci_are_power_levels_equal(const struct ci_pl *ci_cpl1,
  5195. const struct ci_pl *ci_cpl2)
  5196. {
  5197. return ((ci_cpl1->mclk == ci_cpl2->mclk) &&
  5198. (ci_cpl1->sclk == ci_cpl2->sclk) &&
  5199. (ci_cpl1->pcie_gen == ci_cpl2->pcie_gen) &&
  5200. (ci_cpl1->pcie_lane == ci_cpl2->pcie_lane));
  5201. }
  5202. static int ci_check_state_equal(void *handle,
  5203. void *current_ps,
  5204. void *request_ps,
  5205. bool *equal)
  5206. {
  5207. struct ci_ps *ci_cps;
  5208. struct ci_ps *ci_rps;
  5209. int i;
  5210. struct amdgpu_ps *cps = (struct amdgpu_ps *)current_ps;
  5211. struct amdgpu_ps *rps = (struct amdgpu_ps *)request_ps;
  5212. struct amdgpu_device *adev = (struct amdgpu_device *)handle;
  5213. if (adev == NULL || cps == NULL || rps == NULL || equal == NULL)
  5214. return -EINVAL;
  5215. ci_cps = ci_get_ps((struct amdgpu_ps *)cps);
  5216. ci_rps = ci_get_ps((struct amdgpu_ps *)rps);
  5217. if (ci_cps == NULL) {
  5218. *equal = false;
  5219. return 0;
  5220. }
  5221. if (ci_cps->performance_level_count != ci_rps->performance_level_count) {
  5222. *equal = false;
  5223. return 0;
  5224. }
  5225. for (i = 0; i < ci_cps->performance_level_count; i++) {
  5226. if (!ci_are_power_levels_equal(&(ci_cps->performance_levels[i]),
  5227. &(ci_rps->performance_levels[i]))) {
  5228. *equal = false;
  5229. return 0;
  5230. }
  5231. }
  5232. /* If all performance levels are the same try to use the UVD clocks to break the tie.*/
  5233. *equal = ((cps->vclk == rps->vclk) && (cps->dclk == rps->dclk));
  5234. *equal &= ((cps->evclk == rps->evclk) && (cps->ecclk == rps->ecclk));
  5235. return 0;
  5236. }
  5237. static u32 ci_dpm_get_sclk(void *handle, bool low)
  5238. {
  5239. struct amdgpu_device *adev = (struct amdgpu_device *)handle;
  5240. struct ci_power_info *pi = ci_get_pi(adev);
  5241. struct ci_ps *requested_state = ci_get_ps(&pi->requested_rps);
  5242. if (low)
  5243. return requested_state->performance_levels[0].sclk;
  5244. else
  5245. return requested_state->performance_levels[requested_state->performance_level_count - 1].sclk;
  5246. }
  5247. static u32 ci_dpm_get_mclk(void *handle, bool low)
  5248. {
  5249. struct amdgpu_device *adev = (struct amdgpu_device *)handle;
  5250. struct ci_power_info *pi = ci_get_pi(adev);
  5251. struct ci_ps *requested_state = ci_get_ps(&pi->requested_rps);
  5252. if (low)
  5253. return requested_state->performance_levels[0].mclk;
  5254. else
  5255. return requested_state->performance_levels[requested_state->performance_level_count - 1].mclk;
  5256. }
  5257. /* get temperature in millidegrees */
  5258. static int ci_dpm_get_temp(void *handle)
  5259. {
  5260. u32 temp;
  5261. int actual_temp = 0;
  5262. struct amdgpu_device *adev = (struct amdgpu_device *)handle;
  5263. temp = (RREG32_SMC(ixCG_MULT_THERMAL_STATUS) & CG_MULT_THERMAL_STATUS__CTF_TEMP_MASK) >>
  5264. CG_MULT_THERMAL_STATUS__CTF_TEMP__SHIFT;
  5265. if (temp & 0x200)
  5266. actual_temp = 255;
  5267. else
  5268. actual_temp = temp & 0x1ff;
  5269. actual_temp = actual_temp * 1000;
  5270. return actual_temp;
  5271. }
  5272. static int ci_set_temperature_range(struct amdgpu_device *adev)
  5273. {
  5274. int ret;
  5275. ret = ci_thermal_enable_alert(adev, false);
  5276. if (ret)
  5277. return ret;
  5278. ret = ci_thermal_set_temperature_range(adev, CISLANDS_TEMP_RANGE_MIN,
  5279. CISLANDS_TEMP_RANGE_MAX);
  5280. if (ret)
  5281. return ret;
  5282. ret = ci_thermal_enable_alert(adev, true);
  5283. if (ret)
  5284. return ret;
  5285. return ret;
  5286. }
  5287. static int ci_dpm_early_init(void *handle)
  5288. {
  5289. struct amdgpu_device *adev = (struct amdgpu_device *)handle;
  5290. ci_dpm_set_irq_funcs(adev);
  5291. return 0;
  5292. }
  5293. static int ci_dpm_late_init(void *handle)
  5294. {
  5295. int ret;
  5296. struct amdgpu_device *adev = (struct amdgpu_device *)handle;
  5297. if (!amdgpu_dpm)
  5298. return 0;
  5299. /* init the sysfs and debugfs files late */
  5300. ret = amdgpu_pm_sysfs_init(adev);
  5301. if (ret)
  5302. return ret;
  5303. ret = ci_set_temperature_range(adev);
  5304. if (ret)
  5305. return ret;
  5306. return 0;
  5307. }
  5308. static int ci_dpm_sw_init(void *handle)
  5309. {
  5310. int ret;
  5311. struct amdgpu_device *adev = (struct amdgpu_device *)handle;
  5312. ret = amdgpu_irq_add_id(adev, AMDGPU_IH_CLIENTID_LEGACY, 230,
  5313. &adev->pm.dpm.thermal.irq);
  5314. if (ret)
  5315. return ret;
  5316. ret = amdgpu_irq_add_id(adev, AMDGPU_IH_CLIENTID_LEGACY, 231,
  5317. &adev->pm.dpm.thermal.irq);
  5318. if (ret)
  5319. return ret;
  5320. /* default to balanced state */
  5321. adev->pm.dpm.state = POWER_STATE_TYPE_BALANCED;
  5322. adev->pm.dpm.user_state = POWER_STATE_TYPE_BALANCED;
  5323. adev->pm.dpm.forced_level = AMD_DPM_FORCED_LEVEL_AUTO;
  5324. adev->pm.default_sclk = adev->clock.default_sclk;
  5325. adev->pm.default_mclk = adev->clock.default_mclk;
  5326. adev->pm.current_sclk = adev->clock.default_sclk;
  5327. adev->pm.current_mclk = adev->clock.default_mclk;
  5328. adev->pm.int_thermal_type = THERMAL_TYPE_NONE;
  5329. ret = ci_dpm_init_microcode(adev);
  5330. if (ret)
  5331. return ret;
  5332. if (amdgpu_dpm == 0)
  5333. return 0;
  5334. INIT_WORK(&adev->pm.dpm.thermal.work, amdgpu_dpm_thermal_work_handler);
  5335. mutex_lock(&adev->pm.mutex);
  5336. ret = ci_dpm_init(adev);
  5337. if (ret)
  5338. goto dpm_failed;
  5339. adev->pm.dpm.current_ps = adev->pm.dpm.requested_ps = adev->pm.dpm.boot_ps;
  5340. if (amdgpu_dpm == 1)
  5341. amdgpu_pm_print_power_states(adev);
  5342. mutex_unlock(&adev->pm.mutex);
  5343. DRM_INFO("amdgpu: dpm initialized\n");
  5344. return 0;
  5345. dpm_failed:
  5346. ci_dpm_fini(adev);
  5347. mutex_unlock(&adev->pm.mutex);
  5348. DRM_ERROR("amdgpu: dpm initialization failed\n");
  5349. return ret;
  5350. }
  5351. static int ci_dpm_sw_fini(void *handle)
  5352. {
  5353. struct amdgpu_device *adev = (struct amdgpu_device *)handle;
  5354. flush_work(&adev->pm.dpm.thermal.work);
  5355. mutex_lock(&adev->pm.mutex);
  5356. amdgpu_pm_sysfs_fini(adev);
  5357. ci_dpm_fini(adev);
  5358. mutex_unlock(&adev->pm.mutex);
  5359. release_firmware(adev->pm.fw);
  5360. adev->pm.fw = NULL;
  5361. return 0;
  5362. }
  5363. static int ci_dpm_hw_init(void *handle)
  5364. {
  5365. int ret;
  5366. struct amdgpu_device *adev = (struct amdgpu_device *)handle;
  5367. if (!amdgpu_dpm) {
  5368. ret = ci_upload_firmware(adev);
  5369. if (ret) {
  5370. DRM_ERROR("ci_upload_firmware failed\n");
  5371. return ret;
  5372. }
  5373. ci_dpm_start_smc(adev);
  5374. return 0;
  5375. }
  5376. mutex_lock(&adev->pm.mutex);
  5377. ci_dpm_setup_asic(adev);
  5378. ret = ci_dpm_enable(adev);
  5379. if (ret)
  5380. adev->pm.dpm_enabled = false;
  5381. else
  5382. adev->pm.dpm_enabled = true;
  5383. mutex_unlock(&adev->pm.mutex);
  5384. return ret;
  5385. }
  5386. static int ci_dpm_hw_fini(void *handle)
  5387. {
  5388. struct amdgpu_device *adev = (struct amdgpu_device *)handle;
  5389. if (adev->pm.dpm_enabled) {
  5390. mutex_lock(&adev->pm.mutex);
  5391. ci_dpm_disable(adev);
  5392. mutex_unlock(&adev->pm.mutex);
  5393. } else {
  5394. ci_dpm_stop_smc(adev);
  5395. }
  5396. return 0;
  5397. }
  5398. static int ci_dpm_suspend(void *handle)
  5399. {
  5400. struct amdgpu_device *adev = (struct amdgpu_device *)handle;
  5401. if (adev->pm.dpm_enabled) {
  5402. mutex_lock(&adev->pm.mutex);
  5403. amdgpu_irq_put(adev, &adev->pm.dpm.thermal.irq,
  5404. AMDGPU_THERMAL_IRQ_LOW_TO_HIGH);
  5405. amdgpu_irq_put(adev, &adev->pm.dpm.thermal.irq,
  5406. AMDGPU_THERMAL_IRQ_HIGH_TO_LOW);
  5407. adev->pm.dpm.last_user_state = adev->pm.dpm.user_state;
  5408. adev->pm.dpm.last_state = adev->pm.dpm.state;
  5409. adev->pm.dpm.user_state = POWER_STATE_TYPE_INTERNAL_BOOT;
  5410. adev->pm.dpm.state = POWER_STATE_TYPE_INTERNAL_BOOT;
  5411. mutex_unlock(&adev->pm.mutex);
  5412. amdgpu_pm_compute_clocks(adev);
  5413. }
  5414. return 0;
  5415. }
  5416. static int ci_dpm_resume(void *handle)
  5417. {
  5418. int ret;
  5419. struct amdgpu_device *adev = (struct amdgpu_device *)handle;
  5420. if (adev->pm.dpm_enabled) {
  5421. /* asic init will reset to the boot state */
  5422. mutex_lock(&adev->pm.mutex);
  5423. ci_dpm_setup_asic(adev);
  5424. ret = ci_dpm_enable(adev);
  5425. if (ret)
  5426. adev->pm.dpm_enabled = false;
  5427. else
  5428. adev->pm.dpm_enabled = true;
  5429. adev->pm.dpm.user_state = adev->pm.dpm.last_user_state;
  5430. adev->pm.dpm.state = adev->pm.dpm.last_state;
  5431. mutex_unlock(&adev->pm.mutex);
  5432. if (adev->pm.dpm_enabled)
  5433. amdgpu_pm_compute_clocks(adev);
  5434. }
  5435. return 0;
  5436. }
  5437. static bool ci_dpm_is_idle(void *handle)
  5438. {
  5439. /* XXX */
  5440. return true;
  5441. }
  5442. static int ci_dpm_wait_for_idle(void *handle)
  5443. {
  5444. /* XXX */
  5445. return 0;
  5446. }
  5447. static int ci_dpm_soft_reset(void *handle)
  5448. {
  5449. return 0;
  5450. }
  5451. static int ci_dpm_set_interrupt_state(struct amdgpu_device *adev,
  5452. struct amdgpu_irq_src *source,
  5453. unsigned type,
  5454. enum amdgpu_interrupt_state state)
  5455. {
  5456. u32 cg_thermal_int;
  5457. switch (type) {
  5458. case AMDGPU_THERMAL_IRQ_LOW_TO_HIGH:
  5459. switch (state) {
  5460. case AMDGPU_IRQ_STATE_DISABLE:
  5461. cg_thermal_int = RREG32_SMC(ixCG_THERMAL_INT);
  5462. cg_thermal_int |= CG_THERMAL_INT_CTRL__THERM_INTH_MASK_MASK;
  5463. WREG32_SMC(ixCG_THERMAL_INT, cg_thermal_int);
  5464. break;
  5465. case AMDGPU_IRQ_STATE_ENABLE:
  5466. cg_thermal_int = RREG32_SMC(ixCG_THERMAL_INT);
  5467. cg_thermal_int &= ~CG_THERMAL_INT_CTRL__THERM_INTH_MASK_MASK;
  5468. WREG32_SMC(ixCG_THERMAL_INT, cg_thermal_int);
  5469. break;
  5470. default:
  5471. break;
  5472. }
  5473. break;
  5474. case AMDGPU_THERMAL_IRQ_HIGH_TO_LOW:
  5475. switch (state) {
  5476. case AMDGPU_IRQ_STATE_DISABLE:
  5477. cg_thermal_int = RREG32_SMC(ixCG_THERMAL_INT);
  5478. cg_thermal_int |= CG_THERMAL_INT_CTRL__THERM_INTL_MASK_MASK;
  5479. WREG32_SMC(ixCG_THERMAL_INT, cg_thermal_int);
  5480. break;
  5481. case AMDGPU_IRQ_STATE_ENABLE:
  5482. cg_thermal_int = RREG32_SMC(ixCG_THERMAL_INT);
  5483. cg_thermal_int &= ~CG_THERMAL_INT_CTRL__THERM_INTL_MASK_MASK;
  5484. WREG32_SMC(ixCG_THERMAL_INT, cg_thermal_int);
  5485. break;
  5486. default:
  5487. break;
  5488. }
  5489. break;
  5490. default:
  5491. break;
  5492. }
  5493. return 0;
  5494. }
  5495. static int ci_dpm_process_interrupt(struct amdgpu_device *adev,
  5496. struct amdgpu_irq_src *source,
  5497. struct amdgpu_iv_entry *entry)
  5498. {
  5499. bool queue_thermal = false;
  5500. if (entry == NULL)
  5501. return -EINVAL;
  5502. switch (entry->src_id) {
  5503. case 230: /* thermal low to high */
  5504. DRM_DEBUG("IH: thermal low to high\n");
  5505. adev->pm.dpm.thermal.high_to_low = false;
  5506. queue_thermal = true;
  5507. break;
  5508. case 231: /* thermal high to low */
  5509. DRM_DEBUG("IH: thermal high to low\n");
  5510. adev->pm.dpm.thermal.high_to_low = true;
  5511. queue_thermal = true;
  5512. break;
  5513. default:
  5514. break;
  5515. }
  5516. if (queue_thermal)
  5517. schedule_work(&adev->pm.dpm.thermal.work);
  5518. return 0;
  5519. }
  5520. static int ci_dpm_set_clockgating_state(void *handle,
  5521. enum amd_clockgating_state state)
  5522. {
  5523. return 0;
  5524. }
  5525. static int ci_dpm_set_powergating_state(void *handle,
  5526. enum amd_powergating_state state)
  5527. {
  5528. return 0;
  5529. }
  5530. static int ci_dpm_print_clock_levels(void *handle,
  5531. enum pp_clock_type type, char *buf)
  5532. {
  5533. struct amdgpu_device *adev = (struct amdgpu_device *)handle;
  5534. struct ci_power_info *pi = ci_get_pi(adev);
  5535. struct ci_single_dpm_table *sclk_table = &pi->dpm_table.sclk_table;
  5536. struct ci_single_dpm_table *mclk_table = &pi->dpm_table.mclk_table;
  5537. struct ci_single_dpm_table *pcie_table = &pi->dpm_table.pcie_speed_table;
  5538. int i, now, size = 0;
  5539. uint32_t clock, pcie_speed;
  5540. switch (type) {
  5541. case PP_SCLK:
  5542. amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_API_GetSclkFrequency);
  5543. clock = RREG32(mmSMC_MSG_ARG_0);
  5544. for (i = 0; i < sclk_table->count; i++) {
  5545. if (clock > sclk_table->dpm_levels[i].value)
  5546. continue;
  5547. break;
  5548. }
  5549. now = i;
  5550. for (i = 0; i < sclk_table->count; i++)
  5551. size += sprintf(buf + size, "%d: %uMhz %s\n",
  5552. i, sclk_table->dpm_levels[i].value / 100,
  5553. (i == now) ? "*" : "");
  5554. break;
  5555. case PP_MCLK:
  5556. amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_API_GetMclkFrequency);
  5557. clock = RREG32(mmSMC_MSG_ARG_0);
  5558. for (i = 0; i < mclk_table->count; i++) {
  5559. if (clock > mclk_table->dpm_levels[i].value)
  5560. continue;
  5561. break;
  5562. }
  5563. now = i;
  5564. for (i = 0; i < mclk_table->count; i++)
  5565. size += sprintf(buf + size, "%d: %uMhz %s\n",
  5566. i, mclk_table->dpm_levels[i].value / 100,
  5567. (i == now) ? "*" : "");
  5568. break;
  5569. case PP_PCIE:
  5570. pcie_speed = ci_get_current_pcie_speed(adev);
  5571. for (i = 0; i < pcie_table->count; i++) {
  5572. if (pcie_speed != pcie_table->dpm_levels[i].value)
  5573. continue;
  5574. break;
  5575. }
  5576. now = i;
  5577. for (i = 0; i < pcie_table->count; i++)
  5578. size += sprintf(buf + size, "%d: %s %s\n", i,
  5579. (pcie_table->dpm_levels[i].value == 0) ? "2.5GB, x1" :
  5580. (pcie_table->dpm_levels[i].value == 1) ? "5.0GB, x16" :
  5581. (pcie_table->dpm_levels[i].value == 2) ? "8.0GB, x16" : "",
  5582. (i == now) ? "*" : "");
  5583. break;
  5584. default:
  5585. break;
  5586. }
  5587. return size;
  5588. }
  5589. static int ci_dpm_force_clock_level(void *handle,
  5590. enum pp_clock_type type, uint32_t mask)
  5591. {
  5592. struct amdgpu_device *adev = (struct amdgpu_device *)handle;
  5593. struct ci_power_info *pi = ci_get_pi(adev);
  5594. if (adev->pm.dpm.forced_level & (AMD_DPM_FORCED_LEVEL_AUTO |
  5595. AMD_DPM_FORCED_LEVEL_LOW |
  5596. AMD_DPM_FORCED_LEVEL_HIGH))
  5597. return -EINVAL;
  5598. switch (type) {
  5599. case PP_SCLK:
  5600. if (!pi->sclk_dpm_key_disabled)
  5601. amdgpu_ci_send_msg_to_smc_with_parameter(adev,
  5602. PPSMC_MSG_SCLKDPM_SetEnabledMask,
  5603. pi->dpm_level_enable_mask.sclk_dpm_enable_mask & mask);
  5604. break;
  5605. case PP_MCLK:
  5606. if (!pi->mclk_dpm_key_disabled)
  5607. amdgpu_ci_send_msg_to_smc_with_parameter(adev,
  5608. PPSMC_MSG_MCLKDPM_SetEnabledMask,
  5609. pi->dpm_level_enable_mask.mclk_dpm_enable_mask & mask);
  5610. break;
  5611. case PP_PCIE:
  5612. {
  5613. uint32_t tmp = mask & pi->dpm_level_enable_mask.pcie_dpm_enable_mask;
  5614. uint32_t level = 0;
  5615. while (tmp >>= 1)
  5616. level++;
  5617. if (!pi->pcie_dpm_key_disabled)
  5618. amdgpu_ci_send_msg_to_smc_with_parameter(adev,
  5619. PPSMC_MSG_PCIeDPM_ForceLevel,
  5620. level);
  5621. break;
  5622. }
  5623. default:
  5624. break;
  5625. }
  5626. return 0;
  5627. }
  5628. static int ci_dpm_get_sclk_od(void *handle)
  5629. {
  5630. struct amdgpu_device *adev = (struct amdgpu_device *)handle;
  5631. struct ci_power_info *pi = ci_get_pi(adev);
  5632. struct ci_single_dpm_table *sclk_table = &(pi->dpm_table.sclk_table);
  5633. struct ci_single_dpm_table *golden_sclk_table =
  5634. &(pi->golden_dpm_table.sclk_table);
  5635. int value;
  5636. value = (sclk_table->dpm_levels[sclk_table->count - 1].value -
  5637. golden_sclk_table->dpm_levels[golden_sclk_table->count - 1].value) *
  5638. 100 /
  5639. golden_sclk_table->dpm_levels[golden_sclk_table->count - 1].value;
  5640. return value;
  5641. }
  5642. static int ci_dpm_set_sclk_od(void *handle, uint32_t value)
  5643. {
  5644. struct amdgpu_device *adev = (struct amdgpu_device *)handle;
  5645. struct ci_power_info *pi = ci_get_pi(adev);
  5646. struct ci_ps *ps = ci_get_ps(adev->pm.dpm.requested_ps);
  5647. struct ci_single_dpm_table *golden_sclk_table =
  5648. &(pi->golden_dpm_table.sclk_table);
  5649. if (value > 20)
  5650. value = 20;
  5651. ps->performance_levels[ps->performance_level_count - 1].sclk =
  5652. golden_sclk_table->dpm_levels[golden_sclk_table->count - 1].value *
  5653. value / 100 +
  5654. golden_sclk_table->dpm_levels[golden_sclk_table->count - 1].value;
  5655. return 0;
  5656. }
  5657. static int ci_dpm_get_mclk_od(void *handle)
  5658. {
  5659. struct amdgpu_device *adev = (struct amdgpu_device *)handle;
  5660. struct ci_power_info *pi = ci_get_pi(adev);
  5661. struct ci_single_dpm_table *mclk_table = &(pi->dpm_table.mclk_table);
  5662. struct ci_single_dpm_table *golden_mclk_table =
  5663. &(pi->golden_dpm_table.mclk_table);
  5664. int value;
  5665. value = (mclk_table->dpm_levels[mclk_table->count - 1].value -
  5666. golden_mclk_table->dpm_levels[golden_mclk_table->count - 1].value) *
  5667. 100 /
  5668. golden_mclk_table->dpm_levels[golden_mclk_table->count - 1].value;
  5669. return value;
  5670. }
  5671. static int ci_dpm_set_mclk_od(void *handle, uint32_t value)
  5672. {
  5673. struct amdgpu_device *adev = (struct amdgpu_device *)handle;
  5674. struct ci_power_info *pi = ci_get_pi(adev);
  5675. struct ci_ps *ps = ci_get_ps(adev->pm.dpm.requested_ps);
  5676. struct ci_single_dpm_table *golden_mclk_table =
  5677. &(pi->golden_dpm_table.mclk_table);
  5678. if (value > 20)
  5679. value = 20;
  5680. ps->performance_levels[ps->performance_level_count - 1].mclk =
  5681. golden_mclk_table->dpm_levels[golden_mclk_table->count - 1].value *
  5682. value / 100 +
  5683. golden_mclk_table->dpm_levels[golden_mclk_table->count - 1].value;
  5684. return 0;
  5685. }
  5686. static int ci_dpm_get_power_profile_state(void *handle,
  5687. struct amd_pp_profile *query)
  5688. {
  5689. struct amdgpu_device *adev = (struct amdgpu_device *)handle;
  5690. struct ci_power_info *pi = ci_get_pi(adev);
  5691. if (!pi || !query)
  5692. return -EINVAL;
  5693. if (query->type == AMD_PP_GFX_PROFILE)
  5694. memcpy(query, &pi->gfx_power_profile,
  5695. sizeof(struct amd_pp_profile));
  5696. else if (query->type == AMD_PP_COMPUTE_PROFILE)
  5697. memcpy(query, &pi->compute_power_profile,
  5698. sizeof(struct amd_pp_profile));
  5699. else
  5700. return -EINVAL;
  5701. return 0;
  5702. }
  5703. static int ci_populate_requested_graphic_levels(struct amdgpu_device *adev,
  5704. struct amd_pp_profile *request)
  5705. {
  5706. struct ci_power_info *pi = ci_get_pi(adev);
  5707. struct ci_dpm_table *dpm_table = &(pi->dpm_table);
  5708. struct SMU7_Discrete_GraphicsLevel *levels =
  5709. pi->smc_state_table.GraphicsLevel;
  5710. uint32_t array = pi->dpm_table_start +
  5711. offsetof(SMU7_Discrete_DpmTable, GraphicsLevel);
  5712. uint32_t array_size = sizeof(struct SMU7_Discrete_GraphicsLevel) *
  5713. SMU7_MAX_LEVELS_GRAPHICS;
  5714. uint32_t i;
  5715. for (i = 0; i < dpm_table->sclk_table.count; i++) {
  5716. levels[i].ActivityLevel =
  5717. cpu_to_be16(request->activity_threshold);
  5718. levels[i].EnabledForActivity = 1;
  5719. levels[i].UpH = request->up_hyst;
  5720. levels[i].DownH = request->down_hyst;
  5721. }
  5722. return amdgpu_ci_copy_bytes_to_smc(adev, array, (uint8_t *)levels,
  5723. array_size, pi->sram_end);
  5724. }
  5725. static void ci_find_min_clock_masks(struct amdgpu_device *adev,
  5726. uint32_t *sclk_mask, uint32_t *mclk_mask,
  5727. uint32_t min_sclk, uint32_t min_mclk)
  5728. {
  5729. struct ci_power_info *pi = ci_get_pi(adev);
  5730. struct ci_dpm_table *dpm_table = &(pi->dpm_table);
  5731. uint32_t i;
  5732. for (i = 0; i < dpm_table->sclk_table.count; i++) {
  5733. if (dpm_table->sclk_table.dpm_levels[i].enabled &&
  5734. dpm_table->sclk_table.dpm_levels[i].value >= min_sclk)
  5735. *sclk_mask |= 1 << i;
  5736. }
  5737. for (i = 0; i < dpm_table->mclk_table.count; i++) {
  5738. if (dpm_table->mclk_table.dpm_levels[i].enabled &&
  5739. dpm_table->mclk_table.dpm_levels[i].value >= min_mclk)
  5740. *mclk_mask |= 1 << i;
  5741. }
  5742. }
  5743. static int ci_set_power_profile_state(struct amdgpu_device *adev,
  5744. struct amd_pp_profile *request)
  5745. {
  5746. struct ci_power_info *pi = ci_get_pi(adev);
  5747. int tmp_result, result = 0;
  5748. uint32_t sclk_mask = 0, mclk_mask = 0;
  5749. tmp_result = ci_freeze_sclk_mclk_dpm(adev);
  5750. if (tmp_result) {
  5751. DRM_ERROR("Failed to freeze SCLK MCLK DPM!");
  5752. result = tmp_result;
  5753. }
  5754. tmp_result = ci_populate_requested_graphic_levels(adev,
  5755. request);
  5756. if (tmp_result) {
  5757. DRM_ERROR("Failed to populate requested graphic levels!");
  5758. result = tmp_result;
  5759. }
  5760. tmp_result = ci_unfreeze_sclk_mclk_dpm(adev);
  5761. if (tmp_result) {
  5762. DRM_ERROR("Failed to unfreeze SCLK MCLK DPM!");
  5763. result = tmp_result;
  5764. }
  5765. ci_find_min_clock_masks(adev, &sclk_mask, &mclk_mask,
  5766. request->min_sclk, request->min_mclk);
  5767. if (sclk_mask) {
  5768. if (!pi->sclk_dpm_key_disabled)
  5769. amdgpu_ci_send_msg_to_smc_with_parameter(
  5770. adev,
  5771. PPSMC_MSG_SCLKDPM_SetEnabledMask,
  5772. pi->dpm_level_enable_mask.
  5773. sclk_dpm_enable_mask &
  5774. sclk_mask);
  5775. }
  5776. if (mclk_mask) {
  5777. if (!pi->mclk_dpm_key_disabled)
  5778. amdgpu_ci_send_msg_to_smc_with_parameter(
  5779. adev,
  5780. PPSMC_MSG_MCLKDPM_SetEnabledMask,
  5781. pi->dpm_level_enable_mask.
  5782. mclk_dpm_enable_mask &
  5783. mclk_mask);
  5784. }
  5785. return result;
  5786. }
  5787. static int ci_dpm_set_power_profile_state(void *handle,
  5788. struct amd_pp_profile *request)
  5789. {
  5790. struct amdgpu_device *adev = (struct amdgpu_device *)handle;
  5791. struct ci_power_info *pi = ci_get_pi(adev);
  5792. int ret = -1;
  5793. if (!pi || !request)
  5794. return -EINVAL;
  5795. if (adev->pm.dpm.forced_level !=
  5796. AMD_DPM_FORCED_LEVEL_AUTO)
  5797. return -EINVAL;
  5798. if (request->min_sclk ||
  5799. request->min_mclk ||
  5800. request->activity_threshold ||
  5801. request->up_hyst ||
  5802. request->down_hyst) {
  5803. if (request->type == AMD_PP_GFX_PROFILE)
  5804. memcpy(&pi->gfx_power_profile, request,
  5805. sizeof(struct amd_pp_profile));
  5806. else if (request->type == AMD_PP_COMPUTE_PROFILE)
  5807. memcpy(&pi->compute_power_profile, request,
  5808. sizeof(struct amd_pp_profile));
  5809. else
  5810. return -EINVAL;
  5811. if (request->type == pi->current_power_profile)
  5812. ret = ci_set_power_profile_state(
  5813. adev,
  5814. request);
  5815. } else {
  5816. /* set power profile if it exists */
  5817. switch (request->type) {
  5818. case AMD_PP_GFX_PROFILE:
  5819. ret = ci_set_power_profile_state(
  5820. adev,
  5821. &pi->gfx_power_profile);
  5822. break;
  5823. case AMD_PP_COMPUTE_PROFILE:
  5824. ret = ci_set_power_profile_state(
  5825. adev,
  5826. &pi->compute_power_profile);
  5827. break;
  5828. default:
  5829. return -EINVAL;
  5830. }
  5831. }
  5832. if (!ret)
  5833. pi->current_power_profile = request->type;
  5834. return 0;
  5835. }
  5836. static int ci_dpm_reset_power_profile_state(void *handle,
  5837. struct amd_pp_profile *request)
  5838. {
  5839. struct amdgpu_device *adev = (struct amdgpu_device *)handle;
  5840. struct ci_power_info *pi = ci_get_pi(adev);
  5841. if (!pi || !request)
  5842. return -EINVAL;
  5843. if (request->type == AMD_PP_GFX_PROFILE) {
  5844. pi->gfx_power_profile = pi->default_gfx_power_profile;
  5845. return ci_dpm_set_power_profile_state(adev,
  5846. &pi->gfx_power_profile);
  5847. } else if (request->type == AMD_PP_COMPUTE_PROFILE) {
  5848. pi->compute_power_profile =
  5849. pi->default_compute_power_profile;
  5850. return ci_dpm_set_power_profile_state(adev,
  5851. &pi->compute_power_profile);
  5852. } else
  5853. return -EINVAL;
  5854. }
  5855. static int ci_dpm_switch_power_profile(void *handle,
  5856. enum amd_pp_profile_type type)
  5857. {
  5858. struct amdgpu_device *adev = (struct amdgpu_device *)handle;
  5859. struct ci_power_info *pi = ci_get_pi(adev);
  5860. struct amd_pp_profile request = {0};
  5861. if (!pi)
  5862. return -EINVAL;
  5863. if (pi->current_power_profile != type) {
  5864. request.type = type;
  5865. return ci_dpm_set_power_profile_state(adev, &request);
  5866. }
  5867. return 0;
  5868. }
  5869. static int ci_dpm_read_sensor(void *handle, int idx,
  5870. void *value, int *size)
  5871. {
  5872. u32 activity_percent = 50;
  5873. int ret;
  5874. struct amdgpu_device *adev = (struct amdgpu_device *)handle;
  5875. /* size must be at least 4 bytes for all sensors */
  5876. if (*size < 4)
  5877. return -EINVAL;
  5878. switch (idx) {
  5879. case AMDGPU_PP_SENSOR_GFX_SCLK:
  5880. *((uint32_t *)value) = ci_get_average_sclk_freq(adev);
  5881. *size = 4;
  5882. return 0;
  5883. case AMDGPU_PP_SENSOR_GFX_MCLK:
  5884. *((uint32_t *)value) = ci_get_average_mclk_freq(adev);
  5885. *size = 4;
  5886. return 0;
  5887. case AMDGPU_PP_SENSOR_GPU_TEMP:
  5888. *((uint32_t *)value) = ci_dpm_get_temp(adev);
  5889. *size = 4;
  5890. return 0;
  5891. case AMDGPU_PP_SENSOR_GPU_LOAD:
  5892. ret = ci_read_smc_soft_register(adev,
  5893. offsetof(SMU7_SoftRegisters,
  5894. AverageGraphicsA),
  5895. &activity_percent);
  5896. if (ret == 0) {
  5897. activity_percent += 0x80;
  5898. activity_percent >>= 8;
  5899. activity_percent =
  5900. activity_percent > 100 ? 100 : activity_percent;
  5901. }
  5902. *((uint32_t *)value) = activity_percent;
  5903. *size = 4;
  5904. return 0;
  5905. default:
  5906. return -EINVAL;
  5907. }
  5908. }
  5909. const struct amd_ip_funcs ci_dpm_ip_funcs = {
  5910. .name = "ci_dpm",
  5911. .early_init = ci_dpm_early_init,
  5912. .late_init = ci_dpm_late_init,
  5913. .sw_init = ci_dpm_sw_init,
  5914. .sw_fini = ci_dpm_sw_fini,
  5915. .hw_init = ci_dpm_hw_init,
  5916. .hw_fini = ci_dpm_hw_fini,
  5917. .suspend = ci_dpm_suspend,
  5918. .resume = ci_dpm_resume,
  5919. .is_idle = ci_dpm_is_idle,
  5920. .wait_for_idle = ci_dpm_wait_for_idle,
  5921. .soft_reset = ci_dpm_soft_reset,
  5922. .set_clockgating_state = ci_dpm_set_clockgating_state,
  5923. .set_powergating_state = ci_dpm_set_powergating_state,
  5924. };
  5925. const struct amd_pm_funcs ci_dpm_funcs = {
  5926. .get_temperature = &ci_dpm_get_temp,
  5927. .pre_set_power_state = &ci_dpm_pre_set_power_state,
  5928. .set_power_state = &ci_dpm_set_power_state,
  5929. .post_set_power_state = &ci_dpm_post_set_power_state,
  5930. .display_configuration_changed = &ci_dpm_display_configuration_changed,
  5931. .get_sclk = &ci_dpm_get_sclk,
  5932. .get_mclk = &ci_dpm_get_mclk,
  5933. .print_power_state = &ci_dpm_print_power_state,
  5934. .debugfs_print_current_performance_level = &ci_dpm_debugfs_print_current_performance_level,
  5935. .force_performance_level = &ci_dpm_force_performance_level,
  5936. .vblank_too_short = &ci_dpm_vblank_too_short,
  5937. .powergate_uvd = &ci_dpm_powergate_uvd,
  5938. .set_fan_control_mode = &ci_dpm_set_fan_control_mode,
  5939. .get_fan_control_mode = &ci_dpm_get_fan_control_mode,
  5940. .set_fan_speed_percent = &ci_dpm_set_fan_speed_percent,
  5941. .get_fan_speed_percent = &ci_dpm_get_fan_speed_percent,
  5942. .print_clock_levels = ci_dpm_print_clock_levels,
  5943. .force_clock_level = ci_dpm_force_clock_level,
  5944. .get_sclk_od = ci_dpm_get_sclk_od,
  5945. .set_sclk_od = ci_dpm_set_sclk_od,
  5946. .get_mclk_od = ci_dpm_get_mclk_od,
  5947. .set_mclk_od = ci_dpm_set_mclk_od,
  5948. .check_state_equal = ci_check_state_equal,
  5949. .get_vce_clock_state = amdgpu_get_vce_clock_state,
  5950. .get_power_profile_state = ci_dpm_get_power_profile_state,
  5951. .set_power_profile_state = ci_dpm_set_power_profile_state,
  5952. .reset_power_profile_state = ci_dpm_reset_power_profile_state,
  5953. .switch_power_profile = ci_dpm_switch_power_profile,
  5954. .read_sensor = ci_dpm_read_sensor,
  5955. };
  5956. static const struct amdgpu_irq_src_funcs ci_dpm_irq_funcs = {
  5957. .set = ci_dpm_set_interrupt_state,
  5958. .process = ci_dpm_process_interrupt,
  5959. };
  5960. static void ci_dpm_set_irq_funcs(struct amdgpu_device *adev)
  5961. {
  5962. adev->pm.dpm.thermal.irq.num_types = AMDGPU_THERMAL_IRQ_LAST;
  5963. adev->pm.dpm.thermal.irq.funcs = &ci_dpm_irq_funcs;
  5964. }