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