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 "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 <linux/seq_file.h>
  34. #include "smu/smu_7_0_1_d.h"
  35. #include "smu/smu_7_0_1_sh_mask.h"
  36. #include "dce/dce_8_0_d.h"
  37. #include "dce/dce_8_0_sh_mask.h"
  38. #include "bif/bif_4_1_d.h"
  39. #include "bif/bif_4_1_sh_mask.h"
  40. #include "gca/gfx_7_2_d.h"
  41. #include "gca/gfx_7_2_sh_mask.h"
  42. #include "gmc/gmc_7_1_d.h"
  43. #include "gmc/gmc_7_1_sh_mask.h"
  44. MODULE_FIRMWARE("radeon/bonaire_smc.bin");
  45. MODULE_FIRMWARE("radeon/hawaii_smc.bin");
  46. #define MC_CG_ARB_FREQ_F0 0x0a
  47. #define MC_CG_ARB_FREQ_F1 0x0b
  48. #define MC_CG_ARB_FREQ_F2 0x0c
  49. #define MC_CG_ARB_FREQ_F3 0x0d
  50. #define SMC_RAM_END 0x40000
  51. #define VOLTAGE_SCALE 4
  52. #define VOLTAGE_VID_OFFSET_SCALE1 625
  53. #define VOLTAGE_VID_OFFSET_SCALE2 100
  54. static const struct ci_pt_defaults defaults_hawaii_xt =
  55. {
  56. 1, 0xF, 0xFD, 0x19, 5, 0x14, 0, 0xB0000,
  57. { 0x2E, 0x00, 0x00, 0x88, 0x00, 0x00, 0x72, 0x60, 0x51, 0xA7, 0x79, 0x6B, 0x90, 0xBD, 0x79 },
  58. { 0x217, 0x217, 0x217, 0x242, 0x242, 0x242, 0x269, 0x269, 0x269, 0x2A1, 0x2A1, 0x2A1, 0x2C9, 0x2C9, 0x2C9 }
  59. };
  60. static const struct ci_pt_defaults defaults_hawaii_pro =
  61. {
  62. 1, 0xF, 0xFD, 0x19, 5, 0x14, 0, 0x65062,
  63. { 0x2E, 0x00, 0x00, 0x88, 0x00, 0x00, 0x72, 0x60, 0x51, 0xA7, 0x79, 0x6B, 0x90, 0xBD, 0x79 },
  64. { 0x217, 0x217, 0x217, 0x242, 0x242, 0x242, 0x269, 0x269, 0x269, 0x2A1, 0x2A1, 0x2A1, 0x2C9, 0x2C9, 0x2C9 }
  65. };
  66. static const struct ci_pt_defaults defaults_bonaire_xt =
  67. {
  68. 1, 0xF, 0xFD, 0x19, 5, 45, 0, 0xB0000,
  69. { 0x79, 0x253, 0x25D, 0xAE, 0x72, 0x80, 0x83, 0x86, 0x6F, 0xC8, 0xC9, 0xC9, 0x2F, 0x4D, 0x61 },
  70. { 0x17C, 0x172, 0x180, 0x1BC, 0x1B3, 0x1BD, 0x206, 0x200, 0x203, 0x25D, 0x25A, 0x255, 0x2C3, 0x2C5, 0x2B4 }
  71. };
  72. static const struct ci_pt_defaults defaults_bonaire_pro =
  73. {
  74. 1, 0xF, 0xFD, 0x19, 5, 45, 0, 0x65062,
  75. { 0x8C, 0x23F, 0x244, 0xA6, 0x83, 0x85, 0x86, 0x86, 0x83, 0xDB, 0xDB, 0xDA, 0x67, 0x60, 0x5F },
  76. { 0x187, 0x193, 0x193, 0x1C7, 0x1D1, 0x1D1, 0x210, 0x219, 0x219, 0x266, 0x26C, 0x26C, 0x2C9, 0x2CB, 0x2CB }
  77. };
  78. static const struct ci_pt_defaults defaults_saturn_xt =
  79. {
  80. 1, 0xF, 0xFD, 0x19, 5, 55, 0, 0x70000,
  81. { 0x8C, 0x247, 0x249, 0xA6, 0x80, 0x81, 0x8B, 0x89, 0x86, 0xC9, 0xCA, 0xC9, 0x4D, 0x4D, 0x4D },
  82. { 0x187, 0x187, 0x187, 0x1C7, 0x1C7, 0x1C7, 0x210, 0x210, 0x210, 0x266, 0x266, 0x266, 0x2C9, 0x2C9, 0x2C9 }
  83. };
  84. static const struct ci_pt_defaults defaults_saturn_pro =
  85. {
  86. 1, 0xF, 0xFD, 0x19, 5, 55, 0, 0x30000,
  87. { 0x96, 0x21D, 0x23B, 0xA1, 0x85, 0x87, 0x83, 0x84, 0x81, 0xE6, 0xE6, 0xE6, 0x71, 0x6A, 0x6A },
  88. { 0x193, 0x19E, 0x19E, 0x1D2, 0x1DC, 0x1DC, 0x21A, 0x223, 0x223, 0x26E, 0x27E, 0x274, 0x2CF, 0x2D2, 0x2D2 }
  89. };
  90. static const struct ci_pt_config_reg didt_config_ci[] =
  91. {
  92. { 0x10, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  93. { 0x10, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  94. { 0x10, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  95. { 0x10, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  96. { 0x11, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  97. { 0x11, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  98. { 0x11, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  99. { 0x11, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  100. { 0x12, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  101. { 0x12, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  102. { 0x12, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  103. { 0x12, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  104. { 0x2, 0x00003fff, 0, 0x4, CISLANDS_CONFIGREG_DIDT_IND },
  105. { 0x2, 0x03ff0000, 16, 0x80, CISLANDS_CONFIGREG_DIDT_IND },
  106. { 0x2, 0x78000000, 27, 0x3, CISLANDS_CONFIGREG_DIDT_IND },
  107. { 0x1, 0x0000ffff, 0, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND },
  108. { 0x1, 0xffff0000, 16, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND },
  109. { 0x0, 0x00000001, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  110. { 0x30, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  111. { 0x30, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  112. { 0x30, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  113. { 0x30, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  114. { 0x31, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  115. { 0x31, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  116. { 0x31, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  117. { 0x31, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  118. { 0x32, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  119. { 0x32, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  120. { 0x32, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  121. { 0x32, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  122. { 0x22, 0x00003fff, 0, 0x4, CISLANDS_CONFIGREG_DIDT_IND },
  123. { 0x22, 0x03ff0000, 16, 0x80, CISLANDS_CONFIGREG_DIDT_IND },
  124. { 0x22, 0x78000000, 27, 0x3, CISLANDS_CONFIGREG_DIDT_IND },
  125. { 0x21, 0x0000ffff, 0, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND },
  126. { 0x21, 0xffff0000, 16, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND },
  127. { 0x20, 0x00000001, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  128. { 0x50, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  129. { 0x50, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  130. { 0x50, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  131. { 0x50, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  132. { 0x51, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  133. { 0x51, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  134. { 0x51, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  135. { 0x51, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  136. { 0x52, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  137. { 0x52, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  138. { 0x52, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  139. { 0x52, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  140. { 0x42, 0x00003fff, 0, 0x4, CISLANDS_CONFIGREG_DIDT_IND },
  141. { 0x42, 0x03ff0000, 16, 0x80, CISLANDS_CONFIGREG_DIDT_IND },
  142. { 0x42, 0x78000000, 27, 0x3, CISLANDS_CONFIGREG_DIDT_IND },
  143. { 0x41, 0x0000ffff, 0, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND },
  144. { 0x41, 0xffff0000, 16, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND },
  145. { 0x40, 0x00000001, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  146. { 0x70, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  147. { 0x70, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  148. { 0x70, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  149. { 0x70, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  150. { 0x71, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  151. { 0x71, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  152. { 0x71, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  153. { 0x71, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  154. { 0x72, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  155. { 0x72, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  156. { 0x72, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  157. { 0x72, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  158. { 0x62, 0x00003fff, 0, 0x4, CISLANDS_CONFIGREG_DIDT_IND },
  159. { 0x62, 0x03ff0000, 16, 0x80, CISLANDS_CONFIGREG_DIDT_IND },
  160. { 0x62, 0x78000000, 27, 0x3, CISLANDS_CONFIGREG_DIDT_IND },
  161. { 0x61, 0x0000ffff, 0, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND },
  162. { 0x61, 0xffff0000, 16, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND },
  163. { 0x60, 0x00000001, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
  164. { 0xFFFFFFFF }
  165. };
  166. static u8 ci_get_memory_module_index(struct amdgpu_device *adev)
  167. {
  168. return (u8) ((RREG32(mmBIOS_SCRATCH_4) >> 16) & 0xff);
  169. }
  170. #define MC_CG_ARB_FREQ_F0 0x0a
  171. #define MC_CG_ARB_FREQ_F1 0x0b
  172. #define MC_CG_ARB_FREQ_F2 0x0c
  173. #define MC_CG_ARB_FREQ_F3 0x0d
  174. static int ci_copy_and_switch_arb_sets(struct amdgpu_device *adev,
  175. u32 arb_freq_src, u32 arb_freq_dest)
  176. {
  177. u32 mc_arb_dram_timing;
  178. u32 mc_arb_dram_timing2;
  179. u32 burst_time;
  180. u32 mc_cg_config;
  181. switch (arb_freq_src) {
  182. case MC_CG_ARB_FREQ_F0:
  183. mc_arb_dram_timing = RREG32(mmMC_ARB_DRAM_TIMING);
  184. mc_arb_dram_timing2 = RREG32(mmMC_ARB_DRAM_TIMING2);
  185. burst_time = (RREG32(mmMC_ARB_BURST_TIME) & MC_ARB_BURST_TIME__STATE0_MASK) >>
  186. MC_ARB_BURST_TIME__STATE0__SHIFT;
  187. break;
  188. case MC_CG_ARB_FREQ_F1:
  189. mc_arb_dram_timing = RREG32(mmMC_ARB_DRAM_TIMING_1);
  190. mc_arb_dram_timing2 = RREG32(mmMC_ARB_DRAM_TIMING2_1);
  191. burst_time = (RREG32(mmMC_ARB_BURST_TIME) & MC_ARB_BURST_TIME__STATE1_MASK) >>
  192. MC_ARB_BURST_TIME__STATE1__SHIFT;
  193. break;
  194. default:
  195. return -EINVAL;
  196. }
  197. switch (arb_freq_dest) {
  198. case MC_CG_ARB_FREQ_F0:
  199. WREG32(mmMC_ARB_DRAM_TIMING, mc_arb_dram_timing);
  200. WREG32(mmMC_ARB_DRAM_TIMING2, mc_arb_dram_timing2);
  201. WREG32_P(mmMC_ARB_BURST_TIME, (burst_time << MC_ARB_BURST_TIME__STATE0__SHIFT),
  202. ~MC_ARB_BURST_TIME__STATE0_MASK);
  203. break;
  204. case MC_CG_ARB_FREQ_F1:
  205. WREG32(mmMC_ARB_DRAM_TIMING_1, mc_arb_dram_timing);
  206. WREG32(mmMC_ARB_DRAM_TIMING2_1, mc_arb_dram_timing2);
  207. WREG32_P(mmMC_ARB_BURST_TIME, (burst_time << MC_ARB_BURST_TIME__STATE1__SHIFT),
  208. ~MC_ARB_BURST_TIME__STATE1_MASK);
  209. break;
  210. default:
  211. return -EINVAL;
  212. }
  213. mc_cg_config = RREG32(mmMC_CG_CONFIG) | 0x0000000F;
  214. WREG32(mmMC_CG_CONFIG, mc_cg_config);
  215. WREG32_P(mmMC_ARB_CG, (arb_freq_dest) << MC_ARB_CG__CG_ARB_REQ__SHIFT,
  216. ~MC_ARB_CG__CG_ARB_REQ_MASK);
  217. return 0;
  218. }
  219. static u8 ci_get_ddr3_mclk_frequency_ratio(u32 memory_clock)
  220. {
  221. u8 mc_para_index;
  222. if (memory_clock < 10000)
  223. mc_para_index = 0;
  224. else if (memory_clock >= 80000)
  225. mc_para_index = 0x0f;
  226. else
  227. mc_para_index = (u8)((memory_clock - 10000) / 5000 + 1);
  228. return mc_para_index;
  229. }
  230. static u8 ci_get_mclk_frequency_ratio(u32 memory_clock, bool strobe_mode)
  231. {
  232. u8 mc_para_index;
  233. if (strobe_mode) {
  234. if (memory_clock < 12500)
  235. mc_para_index = 0x00;
  236. else if (memory_clock > 47500)
  237. mc_para_index = 0x0f;
  238. else
  239. mc_para_index = (u8)((memory_clock - 10000) / 2500);
  240. } else {
  241. if (memory_clock < 65000)
  242. mc_para_index = 0x00;
  243. else if (memory_clock > 135000)
  244. mc_para_index = 0x0f;
  245. else
  246. mc_para_index = (u8)((memory_clock - 60000) / 5000);
  247. }
  248. return mc_para_index;
  249. }
  250. static void ci_trim_voltage_table_to_fit_state_table(struct amdgpu_device *adev,
  251. u32 max_voltage_steps,
  252. struct atom_voltage_table *voltage_table)
  253. {
  254. unsigned int i, diff;
  255. if (voltage_table->count <= max_voltage_steps)
  256. return;
  257. diff = voltage_table->count - max_voltage_steps;
  258. for (i = 0; i < max_voltage_steps; i++)
  259. voltage_table->entries[i] = voltage_table->entries[i + diff];
  260. voltage_table->count = max_voltage_steps;
  261. }
  262. static int ci_get_std_voltage_value_sidd(struct amdgpu_device *adev,
  263. struct atom_voltage_table_entry *voltage_table,
  264. u16 *std_voltage_hi_sidd, u16 *std_voltage_lo_sidd);
  265. static int ci_set_power_limit(struct amdgpu_device *adev, u32 n);
  266. static int ci_set_overdrive_target_tdp(struct amdgpu_device *adev,
  267. u32 target_tdp);
  268. static int ci_update_uvd_dpm(struct amdgpu_device *adev, bool gate);
  269. static void ci_dpm_set_dpm_funcs(struct amdgpu_device *adev);
  270. static void ci_dpm_set_irq_funcs(struct amdgpu_device *adev);
  271. static PPSMC_Result amdgpu_ci_send_msg_to_smc_with_parameter(struct amdgpu_device *adev,
  272. PPSMC_Msg msg, u32 parameter);
  273. static void ci_thermal_start_smc_fan_control(struct amdgpu_device *adev);
  274. static void ci_fan_ctrl_set_default_mode(struct amdgpu_device *adev);
  275. static struct ci_power_info *ci_get_pi(struct amdgpu_device *adev)
  276. {
  277. struct ci_power_info *pi = adev->pm.dpm.priv;
  278. return pi;
  279. }
  280. static struct ci_ps *ci_get_ps(struct amdgpu_ps *rps)
  281. {
  282. struct ci_ps *ps = rps->ps_priv;
  283. return ps;
  284. }
  285. static void ci_initialize_powertune_defaults(struct amdgpu_device *adev)
  286. {
  287. struct ci_power_info *pi = ci_get_pi(adev);
  288. switch (adev->pdev->device) {
  289. case 0x6649:
  290. case 0x6650:
  291. case 0x6651:
  292. case 0x6658:
  293. case 0x665C:
  294. case 0x665D:
  295. default:
  296. pi->powertune_defaults = &defaults_bonaire_xt;
  297. break;
  298. case 0x6640:
  299. case 0x6641:
  300. case 0x6646:
  301. case 0x6647:
  302. pi->powertune_defaults = &defaults_saturn_xt;
  303. break;
  304. case 0x67B8:
  305. case 0x67B0:
  306. pi->powertune_defaults = &defaults_hawaii_xt;
  307. break;
  308. case 0x67BA:
  309. case 0x67B1:
  310. pi->powertune_defaults = &defaults_hawaii_pro;
  311. break;
  312. case 0x67A0:
  313. case 0x67A1:
  314. case 0x67A2:
  315. case 0x67A8:
  316. case 0x67A9:
  317. case 0x67AA:
  318. case 0x67B9:
  319. case 0x67BE:
  320. pi->powertune_defaults = &defaults_bonaire_xt;
  321. break;
  322. }
  323. pi->dte_tj_offset = 0;
  324. pi->caps_power_containment = true;
  325. pi->caps_cac = false;
  326. pi->caps_sq_ramping = false;
  327. pi->caps_db_ramping = false;
  328. pi->caps_td_ramping = false;
  329. pi->caps_tcp_ramping = false;
  330. if (pi->caps_power_containment) {
  331. pi->caps_cac = true;
  332. if (adev->asic_type == CHIP_HAWAII)
  333. pi->enable_bapm_feature = false;
  334. else
  335. pi->enable_bapm_feature = true;
  336. pi->enable_tdc_limit_feature = true;
  337. pi->enable_pkg_pwr_tracking_feature = true;
  338. }
  339. }
  340. static u8 ci_convert_to_vid(u16 vddc)
  341. {
  342. return (6200 - (vddc * VOLTAGE_SCALE)) / 25;
  343. }
  344. static int ci_populate_bapm_vddc_vid_sidd(struct amdgpu_device *adev)
  345. {
  346. struct ci_power_info *pi = ci_get_pi(adev);
  347. u8 *hi_vid = pi->smc_powertune_table.BapmVddCVidHiSidd;
  348. u8 *lo_vid = pi->smc_powertune_table.BapmVddCVidLoSidd;
  349. u8 *hi2_vid = pi->smc_powertune_table.BapmVddCVidHiSidd2;
  350. u32 i;
  351. if (adev->pm.dpm.dyn_state.cac_leakage_table.entries == NULL)
  352. return -EINVAL;
  353. if (adev->pm.dpm.dyn_state.cac_leakage_table.count > 8)
  354. return -EINVAL;
  355. if (adev->pm.dpm.dyn_state.cac_leakage_table.count !=
  356. adev->pm.dpm.dyn_state.vddc_dependency_on_sclk.count)
  357. return -EINVAL;
  358. for (i = 0; i < adev->pm.dpm.dyn_state.cac_leakage_table.count; i++) {
  359. if (adev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_EVV) {
  360. lo_vid[i] = ci_convert_to_vid(adev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc1);
  361. hi_vid[i] = ci_convert_to_vid(adev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc2);
  362. hi2_vid[i] = ci_convert_to_vid(adev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc3);
  363. } else {
  364. lo_vid[i] = ci_convert_to_vid(adev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc);
  365. hi_vid[i] = ci_convert_to_vid((u16)adev->pm.dpm.dyn_state.cac_leakage_table.entries[i].leakage);
  366. }
  367. }
  368. return 0;
  369. }
  370. static int ci_populate_vddc_vid(struct amdgpu_device *adev)
  371. {
  372. struct ci_power_info *pi = ci_get_pi(adev);
  373. u8 *vid = pi->smc_powertune_table.VddCVid;
  374. u32 i;
  375. if (pi->vddc_voltage_table.count > 8)
  376. return -EINVAL;
  377. for (i = 0; i < pi->vddc_voltage_table.count; i++)
  378. vid[i] = ci_convert_to_vid(pi->vddc_voltage_table.entries[i].value);
  379. return 0;
  380. }
  381. static int ci_populate_svi_load_line(struct amdgpu_device *adev)
  382. {
  383. struct ci_power_info *pi = ci_get_pi(adev);
  384. const struct ci_pt_defaults *pt_defaults = pi->powertune_defaults;
  385. pi->smc_powertune_table.SviLoadLineEn = pt_defaults->svi_load_line_en;
  386. pi->smc_powertune_table.SviLoadLineVddC = pt_defaults->svi_load_line_vddc;
  387. pi->smc_powertune_table.SviLoadLineTrimVddC = 3;
  388. pi->smc_powertune_table.SviLoadLineOffsetVddC = 0;
  389. return 0;
  390. }
  391. static int ci_populate_tdc_limit(struct amdgpu_device *adev)
  392. {
  393. struct ci_power_info *pi = ci_get_pi(adev);
  394. const struct ci_pt_defaults *pt_defaults = pi->powertune_defaults;
  395. u16 tdc_limit;
  396. tdc_limit = adev->pm.dpm.dyn_state.cac_tdp_table->tdc * 256;
  397. pi->smc_powertune_table.TDC_VDDC_PkgLimit = cpu_to_be16(tdc_limit);
  398. pi->smc_powertune_table.TDC_VDDC_ThrottleReleaseLimitPerc =
  399. pt_defaults->tdc_vddc_throttle_release_limit_perc;
  400. pi->smc_powertune_table.TDC_MAWt = pt_defaults->tdc_mawt;
  401. return 0;
  402. }
  403. static int ci_populate_dw8(struct amdgpu_device *adev)
  404. {
  405. struct ci_power_info *pi = ci_get_pi(adev);
  406. const struct ci_pt_defaults *pt_defaults = pi->powertune_defaults;
  407. int ret;
  408. ret = amdgpu_ci_read_smc_sram_dword(adev,
  409. SMU7_FIRMWARE_HEADER_LOCATION +
  410. offsetof(SMU7_Firmware_Header, PmFuseTable) +
  411. offsetof(SMU7_Discrete_PmFuses, TdcWaterfallCtl),
  412. (u32 *)&pi->smc_powertune_table.TdcWaterfallCtl,
  413. pi->sram_end);
  414. if (ret)
  415. return -EINVAL;
  416. else
  417. pi->smc_powertune_table.TdcWaterfallCtl = pt_defaults->tdc_waterfall_ctl;
  418. return 0;
  419. }
  420. static int ci_populate_fuzzy_fan(struct amdgpu_device *adev)
  421. {
  422. struct ci_power_info *pi = ci_get_pi(adev);
  423. if ((adev->pm.dpm.fan.fan_output_sensitivity & (1 << 15)) ||
  424. (adev->pm.dpm.fan.fan_output_sensitivity == 0))
  425. adev->pm.dpm.fan.fan_output_sensitivity =
  426. adev->pm.dpm.fan.default_fan_output_sensitivity;
  427. pi->smc_powertune_table.FuzzyFan_PwmSetDelta =
  428. cpu_to_be16(adev->pm.dpm.fan.fan_output_sensitivity);
  429. return 0;
  430. }
  431. static int ci_min_max_v_gnbl_pm_lid_from_bapm_vddc(struct amdgpu_device *adev)
  432. {
  433. struct ci_power_info *pi = ci_get_pi(adev);
  434. u8 *hi_vid = pi->smc_powertune_table.BapmVddCVidHiSidd;
  435. u8 *lo_vid = pi->smc_powertune_table.BapmVddCVidLoSidd;
  436. int i, min, max;
  437. min = max = hi_vid[0];
  438. for (i = 0; i < 8; i++) {
  439. if (0 != hi_vid[i]) {
  440. if (min > hi_vid[i])
  441. min = hi_vid[i];
  442. if (max < hi_vid[i])
  443. max = hi_vid[i];
  444. }
  445. if (0 != lo_vid[i]) {
  446. if (min > lo_vid[i])
  447. min = lo_vid[i];
  448. if (max < lo_vid[i])
  449. max = lo_vid[i];
  450. }
  451. }
  452. if ((min == 0) || (max == 0))
  453. return -EINVAL;
  454. pi->smc_powertune_table.GnbLPMLMaxVid = (u8)max;
  455. pi->smc_powertune_table.GnbLPMLMinVid = (u8)min;
  456. return 0;
  457. }
  458. static int ci_populate_bapm_vddc_base_leakage_sidd(struct amdgpu_device *adev)
  459. {
  460. struct ci_power_info *pi = ci_get_pi(adev);
  461. u16 hi_sidd = pi->smc_powertune_table.BapmVddCBaseLeakageHiSidd;
  462. u16 lo_sidd = pi->smc_powertune_table.BapmVddCBaseLeakageLoSidd;
  463. struct amdgpu_cac_tdp_table *cac_tdp_table =
  464. adev->pm.dpm.dyn_state.cac_tdp_table;
  465. hi_sidd = cac_tdp_table->high_cac_leakage / 100 * 256;
  466. lo_sidd = cac_tdp_table->low_cac_leakage / 100 * 256;
  467. pi->smc_powertune_table.BapmVddCBaseLeakageHiSidd = cpu_to_be16(hi_sidd);
  468. pi->smc_powertune_table.BapmVddCBaseLeakageLoSidd = cpu_to_be16(lo_sidd);
  469. return 0;
  470. }
  471. static int ci_populate_bapm_parameters_in_dpm_table(struct amdgpu_device *adev)
  472. {
  473. struct ci_power_info *pi = ci_get_pi(adev);
  474. const struct ci_pt_defaults *pt_defaults = pi->powertune_defaults;
  475. SMU7_Discrete_DpmTable *dpm_table = &pi->smc_state_table;
  476. struct amdgpu_cac_tdp_table *cac_tdp_table =
  477. adev->pm.dpm.dyn_state.cac_tdp_table;
  478. struct amdgpu_ppm_table *ppm = adev->pm.dpm.dyn_state.ppm_table;
  479. int i, j, k;
  480. const u16 *def1;
  481. const u16 *def2;
  482. dpm_table->DefaultTdp = cac_tdp_table->tdp * 256;
  483. dpm_table->TargetTdp = cac_tdp_table->configurable_tdp * 256;
  484. dpm_table->DTETjOffset = (u8)pi->dte_tj_offset;
  485. dpm_table->GpuTjMax =
  486. (u8)(pi->thermal_temp_setting.temperature_high / 1000);
  487. dpm_table->GpuTjHyst = 8;
  488. dpm_table->DTEAmbientTempBase = pt_defaults->dte_ambient_temp_base;
  489. if (ppm) {
  490. dpm_table->PPM_PkgPwrLimit = cpu_to_be16((u16)ppm->dgpu_tdp * 256 / 1000);
  491. dpm_table->PPM_TemperatureLimit = cpu_to_be16((u16)ppm->tj_max * 256);
  492. } else {
  493. dpm_table->PPM_PkgPwrLimit = cpu_to_be16(0);
  494. dpm_table->PPM_TemperatureLimit = cpu_to_be16(0);
  495. }
  496. dpm_table->BAPM_TEMP_GRADIENT = cpu_to_be32(pt_defaults->bapm_temp_gradient);
  497. def1 = pt_defaults->bapmti_r;
  498. def2 = pt_defaults->bapmti_rc;
  499. for (i = 0; i < SMU7_DTE_ITERATIONS; i++) {
  500. for (j = 0; j < SMU7_DTE_SOURCES; j++) {
  501. for (k = 0; k < SMU7_DTE_SINKS; k++) {
  502. dpm_table->BAPMTI_R[i][j][k] = cpu_to_be16(*def1);
  503. dpm_table->BAPMTI_RC[i][j][k] = cpu_to_be16(*def2);
  504. def1++;
  505. def2++;
  506. }
  507. }
  508. }
  509. return 0;
  510. }
  511. static int ci_populate_pm_base(struct amdgpu_device *adev)
  512. {
  513. struct ci_power_info *pi = ci_get_pi(adev);
  514. u32 pm_fuse_table_offset;
  515. int ret;
  516. if (pi->caps_power_containment) {
  517. ret = amdgpu_ci_read_smc_sram_dword(adev,
  518. SMU7_FIRMWARE_HEADER_LOCATION +
  519. offsetof(SMU7_Firmware_Header, PmFuseTable),
  520. &pm_fuse_table_offset, pi->sram_end);
  521. if (ret)
  522. return ret;
  523. ret = ci_populate_bapm_vddc_vid_sidd(adev);
  524. if (ret)
  525. return ret;
  526. ret = ci_populate_vddc_vid(adev);
  527. if (ret)
  528. return ret;
  529. ret = ci_populate_svi_load_line(adev);
  530. if (ret)
  531. return ret;
  532. ret = ci_populate_tdc_limit(adev);
  533. if (ret)
  534. return ret;
  535. ret = ci_populate_dw8(adev);
  536. if (ret)
  537. return ret;
  538. ret = ci_populate_fuzzy_fan(adev);
  539. if (ret)
  540. return ret;
  541. ret = ci_min_max_v_gnbl_pm_lid_from_bapm_vddc(adev);
  542. if (ret)
  543. return ret;
  544. ret = ci_populate_bapm_vddc_base_leakage_sidd(adev);
  545. if (ret)
  546. return ret;
  547. ret = amdgpu_ci_copy_bytes_to_smc(adev, pm_fuse_table_offset,
  548. (u8 *)&pi->smc_powertune_table,
  549. sizeof(SMU7_Discrete_PmFuses), pi->sram_end);
  550. if (ret)
  551. return ret;
  552. }
  553. return 0;
  554. }
  555. static void ci_do_enable_didt(struct amdgpu_device *adev, const bool enable)
  556. {
  557. struct ci_power_info *pi = ci_get_pi(adev);
  558. u32 data;
  559. if (pi->caps_sq_ramping) {
  560. data = RREG32_DIDT(ixDIDT_SQ_CTRL0);
  561. if (enable)
  562. data |= DIDT_SQ_CTRL0__DIDT_CTRL_EN_MASK;
  563. else
  564. data &= ~DIDT_SQ_CTRL0__DIDT_CTRL_EN_MASK;
  565. WREG32_DIDT(ixDIDT_SQ_CTRL0, data);
  566. }
  567. if (pi->caps_db_ramping) {
  568. data = RREG32_DIDT(ixDIDT_DB_CTRL0);
  569. if (enable)
  570. data |= DIDT_DB_CTRL0__DIDT_CTRL_EN_MASK;
  571. else
  572. data &= ~DIDT_DB_CTRL0__DIDT_CTRL_EN_MASK;
  573. WREG32_DIDT(ixDIDT_DB_CTRL0, data);
  574. }
  575. if (pi->caps_td_ramping) {
  576. data = RREG32_DIDT(ixDIDT_TD_CTRL0);
  577. if (enable)
  578. data |= DIDT_TD_CTRL0__DIDT_CTRL_EN_MASK;
  579. else
  580. data &= ~DIDT_TD_CTRL0__DIDT_CTRL_EN_MASK;
  581. WREG32_DIDT(ixDIDT_TD_CTRL0, data);
  582. }
  583. if (pi->caps_tcp_ramping) {
  584. data = RREG32_DIDT(ixDIDT_TCP_CTRL0);
  585. if (enable)
  586. data |= DIDT_TCP_CTRL0__DIDT_CTRL_EN_MASK;
  587. else
  588. data &= ~DIDT_TCP_CTRL0__DIDT_CTRL_EN_MASK;
  589. WREG32_DIDT(ixDIDT_TCP_CTRL0, data);
  590. }
  591. }
  592. static int ci_program_pt_config_registers(struct amdgpu_device *adev,
  593. const struct ci_pt_config_reg *cac_config_regs)
  594. {
  595. const struct ci_pt_config_reg *config_regs = cac_config_regs;
  596. u32 data;
  597. u32 cache = 0;
  598. if (config_regs == NULL)
  599. return -EINVAL;
  600. while (config_regs->offset != 0xFFFFFFFF) {
  601. if (config_regs->type == CISLANDS_CONFIGREG_CACHE) {
  602. cache |= ((config_regs->value << config_regs->shift) & config_regs->mask);
  603. } else {
  604. switch (config_regs->type) {
  605. case CISLANDS_CONFIGREG_SMC_IND:
  606. data = RREG32_SMC(config_regs->offset);
  607. break;
  608. case CISLANDS_CONFIGREG_DIDT_IND:
  609. data = RREG32_DIDT(config_regs->offset);
  610. break;
  611. default:
  612. data = RREG32(config_regs->offset);
  613. break;
  614. }
  615. data &= ~config_regs->mask;
  616. data |= ((config_regs->value << config_regs->shift) & config_regs->mask);
  617. data |= cache;
  618. switch (config_regs->type) {
  619. case CISLANDS_CONFIGREG_SMC_IND:
  620. WREG32_SMC(config_regs->offset, data);
  621. break;
  622. case CISLANDS_CONFIGREG_DIDT_IND:
  623. WREG32_DIDT(config_regs->offset, data);
  624. break;
  625. default:
  626. WREG32(config_regs->offset, data);
  627. break;
  628. }
  629. cache = 0;
  630. }
  631. config_regs++;
  632. }
  633. return 0;
  634. }
  635. static int ci_enable_didt(struct amdgpu_device *adev, bool enable)
  636. {
  637. struct ci_power_info *pi = ci_get_pi(adev);
  638. int ret;
  639. if (pi->caps_sq_ramping || pi->caps_db_ramping ||
  640. pi->caps_td_ramping || pi->caps_tcp_ramping) {
  641. gfx_v7_0_enter_rlc_safe_mode(adev);
  642. if (enable) {
  643. ret = ci_program_pt_config_registers(adev, didt_config_ci);
  644. if (ret) {
  645. gfx_v7_0_exit_rlc_safe_mode(adev);
  646. return ret;
  647. }
  648. }
  649. ci_do_enable_didt(adev, enable);
  650. gfx_v7_0_exit_rlc_safe_mode(adev);
  651. }
  652. return 0;
  653. }
  654. static int ci_enable_power_containment(struct amdgpu_device *adev, bool enable)
  655. {
  656. struct ci_power_info *pi = ci_get_pi(adev);
  657. PPSMC_Result smc_result;
  658. int ret = 0;
  659. if (enable) {
  660. pi->power_containment_features = 0;
  661. if (pi->caps_power_containment) {
  662. if (pi->enable_bapm_feature) {
  663. smc_result = amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_EnableDTE);
  664. if (smc_result != PPSMC_Result_OK)
  665. ret = -EINVAL;
  666. else
  667. pi->power_containment_features |= POWERCONTAINMENT_FEATURE_BAPM;
  668. }
  669. if (pi->enable_tdc_limit_feature) {
  670. smc_result = amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_TDCLimitEnable);
  671. if (smc_result != PPSMC_Result_OK)
  672. ret = -EINVAL;
  673. else
  674. pi->power_containment_features |= POWERCONTAINMENT_FEATURE_TDCLimit;
  675. }
  676. if (pi->enable_pkg_pwr_tracking_feature) {
  677. smc_result = amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_PkgPwrLimitEnable);
  678. if (smc_result != PPSMC_Result_OK) {
  679. ret = -EINVAL;
  680. } else {
  681. struct amdgpu_cac_tdp_table *cac_tdp_table =
  682. adev->pm.dpm.dyn_state.cac_tdp_table;
  683. u32 default_pwr_limit =
  684. (u32)(cac_tdp_table->maximum_power_delivery_limit * 256);
  685. pi->power_containment_features |= POWERCONTAINMENT_FEATURE_PkgPwrLimit;
  686. ci_set_power_limit(adev, default_pwr_limit);
  687. }
  688. }
  689. }
  690. } else {
  691. if (pi->caps_power_containment && pi->power_containment_features) {
  692. if (pi->power_containment_features & POWERCONTAINMENT_FEATURE_TDCLimit)
  693. amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_TDCLimitDisable);
  694. if (pi->power_containment_features & POWERCONTAINMENT_FEATURE_BAPM)
  695. amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_DisableDTE);
  696. if (pi->power_containment_features & POWERCONTAINMENT_FEATURE_PkgPwrLimit)
  697. amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_PkgPwrLimitDisable);
  698. pi->power_containment_features = 0;
  699. }
  700. }
  701. return ret;
  702. }
  703. static int ci_enable_smc_cac(struct amdgpu_device *adev, bool enable)
  704. {
  705. struct ci_power_info *pi = ci_get_pi(adev);
  706. PPSMC_Result smc_result;
  707. int ret = 0;
  708. if (pi->caps_cac) {
  709. if (enable) {
  710. smc_result = amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_EnableCac);
  711. if (smc_result != PPSMC_Result_OK) {
  712. ret = -EINVAL;
  713. pi->cac_enabled = false;
  714. } else {
  715. pi->cac_enabled = true;
  716. }
  717. } else if (pi->cac_enabled) {
  718. amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_DisableCac);
  719. pi->cac_enabled = false;
  720. }
  721. }
  722. return ret;
  723. }
  724. static int ci_enable_thermal_based_sclk_dpm(struct amdgpu_device *adev,
  725. bool enable)
  726. {
  727. struct ci_power_info *pi = ci_get_pi(adev);
  728. PPSMC_Result smc_result = PPSMC_Result_OK;
  729. if (pi->thermal_sclk_dpm_enabled) {
  730. if (enable)
  731. smc_result = amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_ENABLE_THERMAL_DPM);
  732. else
  733. smc_result = amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_DISABLE_THERMAL_DPM);
  734. }
  735. if (smc_result == PPSMC_Result_OK)
  736. return 0;
  737. else
  738. return -EINVAL;
  739. }
  740. static int ci_power_control_set_level(struct amdgpu_device *adev)
  741. {
  742. struct ci_power_info *pi = ci_get_pi(adev);
  743. struct amdgpu_cac_tdp_table *cac_tdp_table =
  744. adev->pm.dpm.dyn_state.cac_tdp_table;
  745. s32 adjust_percent;
  746. s32 target_tdp;
  747. int ret = 0;
  748. bool adjust_polarity = false; /* ??? */
  749. if (pi->caps_power_containment) {
  750. adjust_percent = adjust_polarity ?
  751. adev->pm.dpm.tdp_adjustment : (-1 * adev->pm.dpm.tdp_adjustment);
  752. target_tdp = ((100 + adjust_percent) *
  753. (s32)cac_tdp_table->configurable_tdp) / 100;
  754. ret = ci_set_overdrive_target_tdp(adev, (u32)target_tdp);
  755. }
  756. return ret;
  757. }
  758. static void ci_dpm_powergate_uvd(struct amdgpu_device *adev, bool gate)
  759. {
  760. struct ci_power_info *pi = ci_get_pi(adev);
  761. if (pi->uvd_power_gated == gate)
  762. return;
  763. pi->uvd_power_gated = gate;
  764. ci_update_uvd_dpm(adev, gate);
  765. }
  766. static bool ci_dpm_vblank_too_short(struct amdgpu_device *adev)
  767. {
  768. u32 vblank_time = amdgpu_dpm_get_vblank_time(adev);
  769. u32 switch_limit = adev->mc.vram_type == AMDGPU_VRAM_TYPE_GDDR5 ? 450 : 300;
  770. if (vblank_time < switch_limit)
  771. return true;
  772. else
  773. return false;
  774. }
  775. static void ci_apply_state_adjust_rules(struct amdgpu_device *adev,
  776. struct amdgpu_ps *rps)
  777. {
  778. struct ci_ps *ps = ci_get_ps(rps);
  779. struct ci_power_info *pi = ci_get_pi(adev);
  780. struct amdgpu_clock_and_voltage_limits *max_limits;
  781. bool disable_mclk_switching;
  782. u32 sclk, mclk;
  783. int i;
  784. if (rps->vce_active) {
  785. rps->evclk = adev->pm.dpm.vce_states[adev->pm.dpm.vce_level].evclk;
  786. rps->ecclk = adev->pm.dpm.vce_states[adev->pm.dpm.vce_level].ecclk;
  787. } else {
  788. rps->evclk = 0;
  789. rps->ecclk = 0;
  790. }
  791. if ((adev->pm.dpm.new_active_crtc_count > 1) ||
  792. ci_dpm_vblank_too_short(adev))
  793. disable_mclk_switching = true;
  794. else
  795. disable_mclk_switching = false;
  796. if ((rps->class & ATOM_PPLIB_CLASSIFICATION_UI_MASK) == ATOM_PPLIB_CLASSIFICATION_UI_BATTERY)
  797. pi->battery_state = true;
  798. else
  799. pi->battery_state = false;
  800. if (adev->pm.dpm.ac_power)
  801. max_limits = &adev->pm.dpm.dyn_state.max_clock_voltage_on_ac;
  802. else
  803. max_limits = &adev->pm.dpm.dyn_state.max_clock_voltage_on_dc;
  804. if (adev->pm.dpm.ac_power == false) {
  805. for (i = 0; i < ps->performance_level_count; i++) {
  806. if (ps->performance_levels[i].mclk > max_limits->mclk)
  807. ps->performance_levels[i].mclk = max_limits->mclk;
  808. if (ps->performance_levels[i].sclk > max_limits->sclk)
  809. ps->performance_levels[i].sclk = max_limits->sclk;
  810. }
  811. }
  812. /* XXX validate the min clocks required for display */
  813. if (disable_mclk_switching) {
  814. mclk = ps->performance_levels[ps->performance_level_count - 1].mclk;
  815. sclk = ps->performance_levels[0].sclk;
  816. } else {
  817. mclk = ps->performance_levels[0].mclk;
  818. sclk = ps->performance_levels[0].sclk;
  819. }
  820. if (rps->vce_active) {
  821. if (sclk < adev->pm.dpm.vce_states[adev->pm.dpm.vce_level].sclk)
  822. sclk = adev->pm.dpm.vce_states[adev->pm.dpm.vce_level].sclk;
  823. if (mclk < adev->pm.dpm.vce_states[adev->pm.dpm.vce_level].mclk)
  824. mclk = adev->pm.dpm.vce_states[adev->pm.dpm.vce_level].mclk;
  825. }
  826. ps->performance_levels[0].sclk = sclk;
  827. ps->performance_levels[0].mclk = mclk;
  828. if (ps->performance_levels[1].sclk < ps->performance_levels[0].sclk)
  829. ps->performance_levels[1].sclk = ps->performance_levels[0].sclk;
  830. if (disable_mclk_switching) {
  831. if (ps->performance_levels[0].mclk < ps->performance_levels[1].mclk)
  832. ps->performance_levels[0].mclk = ps->performance_levels[1].mclk;
  833. } else {
  834. if (ps->performance_levels[1].mclk < ps->performance_levels[0].mclk)
  835. ps->performance_levels[1].mclk = ps->performance_levels[0].mclk;
  836. }
  837. }
  838. static int ci_thermal_set_temperature_range(struct amdgpu_device *adev,
  839. int min_temp, int max_temp)
  840. {
  841. int low_temp = 0 * 1000;
  842. int high_temp = 255 * 1000;
  843. u32 tmp;
  844. if (low_temp < min_temp)
  845. low_temp = min_temp;
  846. if (high_temp > max_temp)
  847. high_temp = max_temp;
  848. if (high_temp < low_temp) {
  849. DRM_ERROR("invalid thermal range: %d - %d\n", low_temp, high_temp);
  850. return -EINVAL;
  851. }
  852. tmp = RREG32_SMC(ixCG_THERMAL_INT);
  853. tmp &= ~(CG_THERMAL_INT__DIG_THERM_INTH_MASK | CG_THERMAL_INT__DIG_THERM_INTL_MASK);
  854. tmp |= ((high_temp / 1000) << CG_THERMAL_INT__DIG_THERM_INTH__SHIFT) |
  855. ((low_temp / 1000)) << CG_THERMAL_INT__DIG_THERM_INTL__SHIFT;
  856. WREG32_SMC(ixCG_THERMAL_INT, tmp);
  857. #if 0
  858. /* XXX: need to figure out how to handle this properly */
  859. tmp = RREG32_SMC(ixCG_THERMAL_CTRL);
  860. tmp &= DIG_THERM_DPM_MASK;
  861. tmp |= DIG_THERM_DPM(high_temp / 1000);
  862. WREG32_SMC(ixCG_THERMAL_CTRL, tmp);
  863. #endif
  864. adev->pm.dpm.thermal.min_temp = low_temp;
  865. adev->pm.dpm.thermal.max_temp = high_temp;
  866. return 0;
  867. }
  868. static int ci_thermal_enable_alert(struct amdgpu_device *adev,
  869. bool enable)
  870. {
  871. u32 thermal_int = RREG32_SMC(ixCG_THERMAL_INT);
  872. PPSMC_Result result;
  873. if (enable) {
  874. thermal_int &= ~(CG_THERMAL_INT_CTRL__THERM_INTH_MASK_MASK |
  875. CG_THERMAL_INT_CTRL__THERM_INTL_MASK_MASK);
  876. WREG32_SMC(ixCG_THERMAL_INT, thermal_int);
  877. result = amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_Thermal_Cntl_Enable);
  878. if (result != PPSMC_Result_OK) {
  879. DRM_DEBUG_KMS("Could not enable thermal interrupts.\n");
  880. return -EINVAL;
  881. }
  882. } else {
  883. thermal_int |= CG_THERMAL_INT_CTRL__THERM_INTH_MASK_MASK |
  884. CG_THERMAL_INT_CTRL__THERM_INTL_MASK_MASK;
  885. WREG32_SMC(ixCG_THERMAL_INT, thermal_int);
  886. result = amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_Thermal_Cntl_Disable);
  887. if (result != PPSMC_Result_OK) {
  888. DRM_DEBUG_KMS("Could not disable thermal interrupts.\n");
  889. return -EINVAL;
  890. }
  891. }
  892. return 0;
  893. }
  894. static void ci_fan_ctrl_set_static_mode(struct amdgpu_device *adev, u32 mode)
  895. {
  896. struct ci_power_info *pi = ci_get_pi(adev);
  897. u32 tmp;
  898. if (pi->fan_ctrl_is_in_default_mode) {
  899. tmp = (RREG32_SMC(ixCG_FDO_CTRL2) & CG_FDO_CTRL2__FDO_PWM_MODE_MASK)
  900. >> CG_FDO_CTRL2__FDO_PWM_MODE__SHIFT;
  901. pi->fan_ctrl_default_mode = tmp;
  902. tmp = (RREG32_SMC(ixCG_FDO_CTRL2) & CG_FDO_CTRL2__TMIN_MASK)
  903. >> CG_FDO_CTRL2__TMIN__SHIFT;
  904. pi->t_min = tmp;
  905. pi->fan_ctrl_is_in_default_mode = false;
  906. }
  907. tmp = RREG32_SMC(ixCG_FDO_CTRL2) & ~CG_FDO_CTRL2__TMIN_MASK;
  908. tmp |= 0 << CG_FDO_CTRL2__TMIN__SHIFT;
  909. WREG32_SMC(ixCG_FDO_CTRL2, tmp);
  910. tmp = RREG32_SMC(ixCG_FDO_CTRL2) & ~CG_FDO_CTRL2__FDO_PWM_MODE_MASK;
  911. tmp |= mode << CG_FDO_CTRL2__FDO_PWM_MODE__SHIFT;
  912. WREG32_SMC(ixCG_FDO_CTRL2, tmp);
  913. }
  914. static int ci_thermal_setup_fan_table(struct amdgpu_device *adev)
  915. {
  916. struct ci_power_info *pi = ci_get_pi(adev);
  917. SMU7_Discrete_FanTable fan_table = { FDO_MODE_HARDWARE };
  918. u32 duty100;
  919. u32 t_diff1, t_diff2, pwm_diff1, pwm_diff2;
  920. u16 fdo_min, slope1, slope2;
  921. u32 reference_clock, tmp;
  922. int ret;
  923. u64 tmp64;
  924. if (!pi->fan_table_start) {
  925. adev->pm.dpm.fan.ucode_fan_control = false;
  926. return 0;
  927. }
  928. duty100 = (RREG32_SMC(ixCG_FDO_CTRL1) & CG_FDO_CTRL1__FMAX_DUTY100_MASK)
  929. >> CG_FDO_CTRL1__FMAX_DUTY100__SHIFT;
  930. if (duty100 == 0) {
  931. adev->pm.dpm.fan.ucode_fan_control = false;
  932. return 0;
  933. }
  934. tmp64 = (u64)adev->pm.dpm.fan.pwm_min * duty100;
  935. do_div(tmp64, 10000);
  936. fdo_min = (u16)tmp64;
  937. t_diff1 = adev->pm.dpm.fan.t_med - adev->pm.dpm.fan.t_min;
  938. t_diff2 = adev->pm.dpm.fan.t_high - adev->pm.dpm.fan.t_med;
  939. pwm_diff1 = adev->pm.dpm.fan.pwm_med - adev->pm.dpm.fan.pwm_min;
  940. pwm_diff2 = adev->pm.dpm.fan.pwm_high - adev->pm.dpm.fan.pwm_med;
  941. slope1 = (u16)((50 + ((16 * duty100 * pwm_diff1) / t_diff1)) / 100);
  942. slope2 = (u16)((50 + ((16 * duty100 * pwm_diff2) / t_diff2)) / 100);
  943. fan_table.TempMin = cpu_to_be16((50 + adev->pm.dpm.fan.t_min) / 100);
  944. fan_table.TempMed = cpu_to_be16((50 + adev->pm.dpm.fan.t_med) / 100);
  945. fan_table.TempMax = cpu_to_be16((50 + adev->pm.dpm.fan.t_max) / 100);
  946. fan_table.Slope1 = cpu_to_be16(slope1);
  947. fan_table.Slope2 = cpu_to_be16(slope2);
  948. fan_table.FdoMin = cpu_to_be16(fdo_min);
  949. fan_table.HystDown = cpu_to_be16(adev->pm.dpm.fan.t_hyst);
  950. fan_table.HystUp = cpu_to_be16(1);
  951. fan_table.HystSlope = cpu_to_be16(1);
  952. fan_table.TempRespLim = cpu_to_be16(5);
  953. reference_clock = amdgpu_asic_get_xclk(adev);
  954. fan_table.RefreshPeriod = cpu_to_be32((adev->pm.dpm.fan.cycle_delay *
  955. reference_clock) / 1600);
  956. fan_table.FdoMax = cpu_to_be16((u16)duty100);
  957. tmp = (RREG32_SMC(ixCG_MULT_THERMAL_CTRL) & CG_MULT_THERMAL_CTRL__TEMP_SEL_MASK)
  958. >> CG_MULT_THERMAL_CTRL__TEMP_SEL__SHIFT;
  959. fan_table.TempSrc = (uint8_t)tmp;
  960. ret = amdgpu_ci_copy_bytes_to_smc(adev,
  961. pi->fan_table_start,
  962. (u8 *)(&fan_table),
  963. sizeof(fan_table),
  964. pi->sram_end);
  965. if (ret) {
  966. DRM_ERROR("Failed to load fan table to the SMC.");
  967. adev->pm.dpm.fan.ucode_fan_control = false;
  968. }
  969. return 0;
  970. }
  971. static int ci_fan_ctrl_start_smc_fan_control(struct amdgpu_device *adev)
  972. {
  973. struct ci_power_info *pi = ci_get_pi(adev);
  974. PPSMC_Result ret;
  975. if (pi->caps_od_fuzzy_fan_control_support) {
  976. ret = amdgpu_ci_send_msg_to_smc_with_parameter(adev,
  977. PPSMC_StartFanControl,
  978. FAN_CONTROL_FUZZY);
  979. if (ret != PPSMC_Result_OK)
  980. return -EINVAL;
  981. ret = amdgpu_ci_send_msg_to_smc_with_parameter(adev,
  982. PPSMC_MSG_SetFanPwmMax,
  983. adev->pm.dpm.fan.default_max_fan_pwm);
  984. if (ret != PPSMC_Result_OK)
  985. return -EINVAL;
  986. } else {
  987. ret = amdgpu_ci_send_msg_to_smc_with_parameter(adev,
  988. PPSMC_StartFanControl,
  989. FAN_CONTROL_TABLE);
  990. if (ret != PPSMC_Result_OK)
  991. return -EINVAL;
  992. }
  993. pi->fan_is_controlled_by_smc = true;
  994. return 0;
  995. }
  996. static int ci_fan_ctrl_stop_smc_fan_control(struct amdgpu_device *adev)
  997. {
  998. PPSMC_Result ret;
  999. struct ci_power_info *pi = ci_get_pi(adev);
  1000. ret = amdgpu_ci_send_msg_to_smc(adev, PPSMC_StopFanControl);
  1001. if (ret == PPSMC_Result_OK) {
  1002. pi->fan_is_controlled_by_smc = false;
  1003. return 0;
  1004. } else {
  1005. return -EINVAL;
  1006. }
  1007. }
  1008. static int ci_dpm_get_fan_speed_percent(struct amdgpu_device *adev,
  1009. u32 *speed)
  1010. {
  1011. u32 duty, duty100;
  1012. u64 tmp64;
  1013. if (adev->pm.no_fan)
  1014. return -ENOENT;
  1015. duty100 = (RREG32_SMC(ixCG_FDO_CTRL1) & CG_FDO_CTRL1__FMAX_DUTY100_MASK)
  1016. >> CG_FDO_CTRL1__FMAX_DUTY100__SHIFT;
  1017. duty = (RREG32_SMC(ixCG_THERMAL_STATUS) & CG_THERMAL_STATUS__FDO_PWM_DUTY_MASK)
  1018. >> CG_THERMAL_STATUS__FDO_PWM_DUTY__SHIFT;
  1019. if (duty100 == 0)
  1020. return -EINVAL;
  1021. tmp64 = (u64)duty * 100;
  1022. do_div(tmp64, duty100);
  1023. *speed = (u32)tmp64;
  1024. if (*speed > 100)
  1025. *speed = 100;
  1026. return 0;
  1027. }
  1028. static int ci_dpm_set_fan_speed_percent(struct amdgpu_device *adev,
  1029. u32 speed)
  1030. {
  1031. u32 tmp;
  1032. u32 duty, duty100;
  1033. u64 tmp64;
  1034. struct ci_power_info *pi = ci_get_pi(adev);
  1035. if (adev->pm.no_fan)
  1036. return -ENOENT;
  1037. if (pi->fan_is_controlled_by_smc)
  1038. return -EINVAL;
  1039. if (speed > 100)
  1040. return -EINVAL;
  1041. duty100 = (RREG32_SMC(ixCG_FDO_CTRL1) & CG_FDO_CTRL1__FMAX_DUTY100_MASK)
  1042. >> CG_FDO_CTRL1__FMAX_DUTY100__SHIFT;
  1043. if (duty100 == 0)
  1044. return -EINVAL;
  1045. tmp64 = (u64)speed * duty100;
  1046. do_div(tmp64, 100);
  1047. duty = (u32)tmp64;
  1048. tmp = RREG32_SMC(ixCG_FDO_CTRL0) & ~CG_FDO_CTRL0__FDO_STATIC_DUTY_MASK;
  1049. tmp |= duty << CG_FDO_CTRL0__FDO_STATIC_DUTY__SHIFT;
  1050. WREG32_SMC(ixCG_FDO_CTRL0, tmp);
  1051. return 0;
  1052. }
  1053. static void ci_dpm_set_fan_control_mode(struct amdgpu_device *adev, u32 mode)
  1054. {
  1055. if (mode) {
  1056. /* stop auto-manage */
  1057. if (adev->pm.dpm.fan.ucode_fan_control)
  1058. ci_fan_ctrl_stop_smc_fan_control(adev);
  1059. ci_fan_ctrl_set_static_mode(adev, mode);
  1060. } else {
  1061. /* restart auto-manage */
  1062. if (adev->pm.dpm.fan.ucode_fan_control)
  1063. ci_thermal_start_smc_fan_control(adev);
  1064. else
  1065. ci_fan_ctrl_set_default_mode(adev);
  1066. }
  1067. }
  1068. static u32 ci_dpm_get_fan_control_mode(struct amdgpu_device *adev)
  1069. {
  1070. struct ci_power_info *pi = ci_get_pi(adev);
  1071. u32 tmp;
  1072. if (pi->fan_is_controlled_by_smc)
  1073. return 0;
  1074. tmp = RREG32_SMC(ixCG_FDO_CTRL2) & CG_FDO_CTRL2__FDO_PWM_MODE_MASK;
  1075. return (tmp >> CG_FDO_CTRL2__FDO_PWM_MODE__SHIFT);
  1076. }
  1077. #if 0
  1078. static int ci_fan_ctrl_get_fan_speed_rpm(struct amdgpu_device *adev,
  1079. u32 *speed)
  1080. {
  1081. u32 tach_period;
  1082. u32 xclk = amdgpu_asic_get_xclk(adev);
  1083. if (adev->pm.no_fan)
  1084. return -ENOENT;
  1085. if (adev->pm.fan_pulses_per_revolution == 0)
  1086. return -ENOENT;
  1087. tach_period = (RREG32_SMC(ixCG_TACH_STATUS) & CG_TACH_STATUS__TACH_PERIOD_MASK)
  1088. >> CG_TACH_STATUS__TACH_PERIOD__SHIFT;
  1089. if (tach_period == 0)
  1090. return -ENOENT;
  1091. *speed = 60 * xclk * 10000 / tach_period;
  1092. return 0;
  1093. }
  1094. static int ci_fan_ctrl_set_fan_speed_rpm(struct amdgpu_device *adev,
  1095. u32 speed)
  1096. {
  1097. u32 tach_period, tmp;
  1098. u32 xclk = amdgpu_asic_get_xclk(adev);
  1099. if (adev->pm.no_fan)
  1100. return -ENOENT;
  1101. if (adev->pm.fan_pulses_per_revolution == 0)
  1102. return -ENOENT;
  1103. if ((speed < adev->pm.fan_min_rpm) ||
  1104. (speed > adev->pm.fan_max_rpm))
  1105. return -EINVAL;
  1106. if (adev->pm.dpm.fan.ucode_fan_control)
  1107. ci_fan_ctrl_stop_smc_fan_control(adev);
  1108. tach_period = 60 * xclk * 10000 / (8 * speed);
  1109. tmp = RREG32_SMC(ixCG_TACH_CTRL) & ~CG_TACH_CTRL__TARGET_PERIOD_MASK;
  1110. tmp |= tach_period << CG_TACH_CTRL__TARGET_PERIOD__SHIFT;
  1111. WREG32_SMC(CG_TACH_CTRL, tmp);
  1112. ci_fan_ctrl_set_static_mode(adev, FDO_PWM_MODE_STATIC_RPM);
  1113. return 0;
  1114. }
  1115. #endif
  1116. static void ci_fan_ctrl_set_default_mode(struct amdgpu_device *adev)
  1117. {
  1118. struct ci_power_info *pi = ci_get_pi(adev);
  1119. u32 tmp;
  1120. if (!pi->fan_ctrl_is_in_default_mode) {
  1121. tmp = RREG32_SMC(ixCG_FDO_CTRL2) & ~CG_FDO_CTRL2__FDO_PWM_MODE_MASK;
  1122. tmp |= pi->fan_ctrl_default_mode << CG_FDO_CTRL2__FDO_PWM_MODE__SHIFT;
  1123. WREG32_SMC(ixCG_FDO_CTRL2, tmp);
  1124. tmp = RREG32_SMC(ixCG_FDO_CTRL2) & ~CG_FDO_CTRL2__TMIN_MASK;
  1125. tmp |= pi->t_min << CG_FDO_CTRL2__TMIN__SHIFT;
  1126. WREG32_SMC(ixCG_FDO_CTRL2, tmp);
  1127. pi->fan_ctrl_is_in_default_mode = true;
  1128. }
  1129. }
  1130. static void ci_thermal_start_smc_fan_control(struct amdgpu_device *adev)
  1131. {
  1132. if (adev->pm.dpm.fan.ucode_fan_control) {
  1133. ci_fan_ctrl_start_smc_fan_control(adev);
  1134. ci_fan_ctrl_set_static_mode(adev, FDO_PWM_MODE_STATIC);
  1135. }
  1136. }
  1137. static void ci_thermal_initialize(struct amdgpu_device *adev)
  1138. {
  1139. u32 tmp;
  1140. if (adev->pm.fan_pulses_per_revolution) {
  1141. tmp = RREG32_SMC(ixCG_TACH_CTRL) & ~CG_TACH_CTRL__EDGE_PER_REV_MASK;
  1142. tmp |= (adev->pm.fan_pulses_per_revolution - 1)
  1143. << CG_TACH_CTRL__EDGE_PER_REV__SHIFT;
  1144. WREG32_SMC(ixCG_TACH_CTRL, tmp);
  1145. }
  1146. tmp = RREG32_SMC(ixCG_FDO_CTRL2) & ~CG_FDO_CTRL2__TACH_PWM_RESP_RATE_MASK;
  1147. tmp |= 0x28 << CG_FDO_CTRL2__TACH_PWM_RESP_RATE__SHIFT;
  1148. WREG32_SMC(ixCG_FDO_CTRL2, tmp);
  1149. }
  1150. static int ci_thermal_start_thermal_controller(struct amdgpu_device *adev)
  1151. {
  1152. int ret;
  1153. ci_thermal_initialize(adev);
  1154. ret = ci_thermal_set_temperature_range(adev, CISLANDS_TEMP_RANGE_MIN, CISLANDS_TEMP_RANGE_MAX);
  1155. if (ret)
  1156. return ret;
  1157. ret = ci_thermal_enable_alert(adev, true);
  1158. if (ret)
  1159. return ret;
  1160. if (adev->pm.dpm.fan.ucode_fan_control) {
  1161. ret = ci_thermal_setup_fan_table(adev);
  1162. if (ret)
  1163. return ret;
  1164. ci_thermal_start_smc_fan_control(adev);
  1165. }
  1166. return 0;
  1167. }
  1168. static void ci_thermal_stop_thermal_controller(struct amdgpu_device *adev)
  1169. {
  1170. if (!adev->pm.no_fan)
  1171. ci_fan_ctrl_set_default_mode(adev);
  1172. }
  1173. #if 0
  1174. static int ci_read_smc_soft_register(struct amdgpu_device *adev,
  1175. u16 reg_offset, u32 *value)
  1176. {
  1177. struct ci_power_info *pi = ci_get_pi(adev);
  1178. return amdgpu_ci_read_smc_sram_dword(adev,
  1179. pi->soft_regs_start + reg_offset,
  1180. value, pi->sram_end);
  1181. }
  1182. #endif
  1183. static int ci_write_smc_soft_register(struct amdgpu_device *adev,
  1184. u16 reg_offset, u32 value)
  1185. {
  1186. struct ci_power_info *pi = ci_get_pi(adev);
  1187. return amdgpu_ci_write_smc_sram_dword(adev,
  1188. pi->soft_regs_start + reg_offset,
  1189. value, pi->sram_end);
  1190. }
  1191. static void ci_init_fps_limits(struct amdgpu_device *adev)
  1192. {
  1193. struct ci_power_info *pi = ci_get_pi(adev);
  1194. SMU7_Discrete_DpmTable *table = &pi->smc_state_table;
  1195. if (pi->caps_fps) {
  1196. u16 tmp;
  1197. tmp = 45;
  1198. table->FpsHighT = cpu_to_be16(tmp);
  1199. tmp = 30;
  1200. table->FpsLowT = cpu_to_be16(tmp);
  1201. }
  1202. }
  1203. static int ci_update_sclk_t(struct amdgpu_device *adev)
  1204. {
  1205. struct ci_power_info *pi = ci_get_pi(adev);
  1206. int ret = 0;
  1207. u32 low_sclk_interrupt_t = 0;
  1208. if (pi->caps_sclk_throttle_low_notification) {
  1209. low_sclk_interrupt_t = cpu_to_be32(pi->low_sclk_interrupt_t);
  1210. ret = amdgpu_ci_copy_bytes_to_smc(adev,
  1211. pi->dpm_table_start +
  1212. offsetof(SMU7_Discrete_DpmTable, LowSclkInterruptT),
  1213. (u8 *)&low_sclk_interrupt_t,
  1214. sizeof(u32), pi->sram_end);
  1215. }
  1216. return ret;
  1217. }
  1218. static void ci_get_leakage_voltages(struct amdgpu_device *adev)
  1219. {
  1220. struct ci_power_info *pi = ci_get_pi(adev);
  1221. u16 leakage_id, virtual_voltage_id;
  1222. u16 vddc, vddci;
  1223. int i;
  1224. pi->vddc_leakage.count = 0;
  1225. pi->vddci_leakage.count = 0;
  1226. if (adev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_EVV) {
  1227. for (i = 0; i < CISLANDS_MAX_LEAKAGE_COUNT; i++) {
  1228. virtual_voltage_id = ATOM_VIRTUAL_VOLTAGE_ID0 + i;
  1229. if (amdgpu_atombios_get_voltage_evv(adev, virtual_voltage_id, &vddc) != 0)
  1230. continue;
  1231. if (vddc != 0 && vddc != virtual_voltage_id) {
  1232. pi->vddc_leakage.actual_voltage[pi->vddc_leakage.count] = vddc;
  1233. pi->vddc_leakage.leakage_id[pi->vddc_leakage.count] = virtual_voltage_id;
  1234. pi->vddc_leakage.count++;
  1235. }
  1236. }
  1237. } else if (amdgpu_atombios_get_leakage_id_from_vbios(adev, &leakage_id) == 0) {
  1238. for (i = 0; i < CISLANDS_MAX_LEAKAGE_COUNT; i++) {
  1239. virtual_voltage_id = ATOM_VIRTUAL_VOLTAGE_ID0 + i;
  1240. if (amdgpu_atombios_get_leakage_vddc_based_on_leakage_params(adev, &vddc, &vddci,
  1241. virtual_voltage_id,
  1242. leakage_id) == 0) {
  1243. if (vddc != 0 && vddc != virtual_voltage_id) {
  1244. pi->vddc_leakage.actual_voltage[pi->vddc_leakage.count] = vddc;
  1245. pi->vddc_leakage.leakage_id[pi->vddc_leakage.count] = virtual_voltage_id;
  1246. pi->vddc_leakage.count++;
  1247. }
  1248. if (vddci != 0 && vddci != virtual_voltage_id) {
  1249. pi->vddci_leakage.actual_voltage[pi->vddci_leakage.count] = vddci;
  1250. pi->vddci_leakage.leakage_id[pi->vddci_leakage.count] = virtual_voltage_id;
  1251. pi->vddci_leakage.count++;
  1252. }
  1253. }
  1254. }
  1255. }
  1256. }
  1257. static void ci_set_dpm_event_sources(struct amdgpu_device *adev, u32 sources)
  1258. {
  1259. struct ci_power_info *pi = ci_get_pi(adev);
  1260. bool want_thermal_protection;
  1261. enum amdgpu_dpm_event_src dpm_event_src;
  1262. u32 tmp;
  1263. switch (sources) {
  1264. case 0:
  1265. default:
  1266. want_thermal_protection = false;
  1267. break;
  1268. case (1 << AMDGPU_DPM_AUTO_THROTTLE_SRC_THERMAL):
  1269. want_thermal_protection = true;
  1270. dpm_event_src = AMDGPU_DPM_EVENT_SRC_DIGITAL;
  1271. break;
  1272. case (1 << AMDGPU_DPM_AUTO_THROTTLE_SRC_EXTERNAL):
  1273. want_thermal_protection = true;
  1274. dpm_event_src = AMDGPU_DPM_EVENT_SRC_EXTERNAL;
  1275. break;
  1276. case ((1 << AMDGPU_DPM_AUTO_THROTTLE_SRC_EXTERNAL) |
  1277. (1 << AMDGPU_DPM_AUTO_THROTTLE_SRC_THERMAL)):
  1278. want_thermal_protection = true;
  1279. dpm_event_src = AMDGPU_DPM_EVENT_SRC_DIGIAL_OR_EXTERNAL;
  1280. break;
  1281. }
  1282. if (want_thermal_protection) {
  1283. #if 0
  1284. /* XXX: need to figure out how to handle this properly */
  1285. tmp = RREG32_SMC(ixCG_THERMAL_CTRL);
  1286. tmp &= DPM_EVENT_SRC_MASK;
  1287. tmp |= DPM_EVENT_SRC(dpm_event_src);
  1288. WREG32_SMC(ixCG_THERMAL_CTRL, tmp);
  1289. #endif
  1290. tmp = RREG32_SMC(ixGENERAL_PWRMGT);
  1291. if (pi->thermal_protection)
  1292. tmp &= ~GENERAL_PWRMGT__THERMAL_PROTECTION_DIS_MASK;
  1293. else
  1294. tmp |= GENERAL_PWRMGT__THERMAL_PROTECTION_DIS_MASK;
  1295. WREG32_SMC(ixGENERAL_PWRMGT, tmp);
  1296. } else {
  1297. tmp = RREG32_SMC(ixGENERAL_PWRMGT);
  1298. tmp |= GENERAL_PWRMGT__THERMAL_PROTECTION_DIS_MASK;
  1299. WREG32_SMC(ixGENERAL_PWRMGT, tmp);
  1300. }
  1301. }
  1302. static void ci_enable_auto_throttle_source(struct amdgpu_device *adev,
  1303. enum amdgpu_dpm_auto_throttle_src source,
  1304. bool enable)
  1305. {
  1306. struct ci_power_info *pi = ci_get_pi(adev);
  1307. if (enable) {
  1308. if (!(pi->active_auto_throttle_sources & (1 << source))) {
  1309. pi->active_auto_throttle_sources |= 1 << source;
  1310. ci_set_dpm_event_sources(adev, pi->active_auto_throttle_sources);
  1311. }
  1312. } else {
  1313. if (pi->active_auto_throttle_sources & (1 << source)) {
  1314. pi->active_auto_throttle_sources &= ~(1 << source);
  1315. ci_set_dpm_event_sources(adev, pi->active_auto_throttle_sources);
  1316. }
  1317. }
  1318. }
  1319. static void ci_enable_vr_hot_gpio_interrupt(struct amdgpu_device *adev)
  1320. {
  1321. if (adev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_REGULATOR_HOT)
  1322. amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_EnableVRHotGPIOInterrupt);
  1323. }
  1324. static int ci_unfreeze_sclk_mclk_dpm(struct amdgpu_device *adev)
  1325. {
  1326. struct ci_power_info *pi = ci_get_pi(adev);
  1327. PPSMC_Result smc_result;
  1328. if (!pi->need_update_smu7_dpm_table)
  1329. return 0;
  1330. if ((!pi->sclk_dpm_key_disabled) &&
  1331. (pi->need_update_smu7_dpm_table & (DPMTABLE_OD_UPDATE_SCLK | DPMTABLE_UPDATE_SCLK))) {
  1332. smc_result = amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_SCLKDPM_UnfreezeLevel);
  1333. if (smc_result != PPSMC_Result_OK)
  1334. return -EINVAL;
  1335. }
  1336. if ((!pi->mclk_dpm_key_disabled) &&
  1337. (pi->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_MCLK)) {
  1338. smc_result = amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_MCLKDPM_UnfreezeLevel);
  1339. if (smc_result != PPSMC_Result_OK)
  1340. return -EINVAL;
  1341. }
  1342. pi->need_update_smu7_dpm_table = 0;
  1343. return 0;
  1344. }
  1345. static int ci_enable_sclk_mclk_dpm(struct amdgpu_device *adev, bool enable)
  1346. {
  1347. struct ci_power_info *pi = ci_get_pi(adev);
  1348. PPSMC_Result smc_result;
  1349. if (enable) {
  1350. if (!pi->sclk_dpm_key_disabled) {
  1351. smc_result = amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_DPM_Enable);
  1352. if (smc_result != PPSMC_Result_OK)
  1353. return -EINVAL;
  1354. }
  1355. if (!pi->mclk_dpm_key_disabled) {
  1356. smc_result = amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_MCLKDPM_Enable);
  1357. if (smc_result != PPSMC_Result_OK)
  1358. return -EINVAL;
  1359. WREG32_P(mmMC_SEQ_CNTL_3, MC_SEQ_CNTL_3__CAC_EN_MASK,
  1360. ~MC_SEQ_CNTL_3__CAC_EN_MASK);
  1361. WREG32_SMC(ixLCAC_MC0_CNTL, 0x05);
  1362. WREG32_SMC(ixLCAC_MC1_CNTL, 0x05);
  1363. WREG32_SMC(ixLCAC_CPL_CNTL, 0x100005);
  1364. udelay(10);
  1365. WREG32_SMC(ixLCAC_MC0_CNTL, 0x400005);
  1366. WREG32_SMC(ixLCAC_MC1_CNTL, 0x400005);
  1367. WREG32_SMC(ixLCAC_CPL_CNTL, 0x500005);
  1368. }
  1369. } else {
  1370. if (!pi->sclk_dpm_key_disabled) {
  1371. smc_result = amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_DPM_Disable);
  1372. if (smc_result != PPSMC_Result_OK)
  1373. return -EINVAL;
  1374. }
  1375. if (!pi->mclk_dpm_key_disabled) {
  1376. smc_result = amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_MCLKDPM_Disable);
  1377. if (smc_result != PPSMC_Result_OK)
  1378. return -EINVAL;
  1379. }
  1380. }
  1381. return 0;
  1382. }
  1383. static int ci_start_dpm(struct amdgpu_device *adev)
  1384. {
  1385. struct ci_power_info *pi = ci_get_pi(adev);
  1386. PPSMC_Result smc_result;
  1387. int ret;
  1388. u32 tmp;
  1389. tmp = RREG32_SMC(ixGENERAL_PWRMGT);
  1390. tmp |= GENERAL_PWRMGT__GLOBAL_PWRMGT_EN_MASK;
  1391. WREG32_SMC(ixGENERAL_PWRMGT, tmp);
  1392. tmp = RREG32_SMC(ixSCLK_PWRMGT_CNTL);
  1393. tmp |= SCLK_PWRMGT_CNTL__DYNAMIC_PM_EN_MASK;
  1394. WREG32_SMC(ixSCLK_PWRMGT_CNTL, tmp);
  1395. ci_write_smc_soft_register(adev, offsetof(SMU7_SoftRegisters, VoltageChangeTimeout), 0x1000);
  1396. WREG32_P(mmBIF_LNCNT_RESET, 0, ~BIF_LNCNT_RESET__RESET_LNCNT_EN_MASK);
  1397. smc_result = amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_Voltage_Cntl_Enable);
  1398. if (smc_result != PPSMC_Result_OK)
  1399. return -EINVAL;
  1400. ret = ci_enable_sclk_mclk_dpm(adev, true);
  1401. if (ret)
  1402. return ret;
  1403. if (!pi->pcie_dpm_key_disabled) {
  1404. smc_result = amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_PCIeDPM_Enable);
  1405. if (smc_result != PPSMC_Result_OK)
  1406. return -EINVAL;
  1407. }
  1408. return 0;
  1409. }
  1410. static int ci_freeze_sclk_mclk_dpm(struct amdgpu_device *adev)
  1411. {
  1412. struct ci_power_info *pi = ci_get_pi(adev);
  1413. PPSMC_Result smc_result;
  1414. if (!pi->need_update_smu7_dpm_table)
  1415. return 0;
  1416. if ((!pi->sclk_dpm_key_disabled) &&
  1417. (pi->need_update_smu7_dpm_table & (DPMTABLE_OD_UPDATE_SCLK | DPMTABLE_UPDATE_SCLK))) {
  1418. smc_result = amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_SCLKDPM_FreezeLevel);
  1419. if (smc_result != PPSMC_Result_OK)
  1420. return -EINVAL;
  1421. }
  1422. if ((!pi->mclk_dpm_key_disabled) &&
  1423. (pi->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_MCLK)) {
  1424. smc_result = amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_MCLKDPM_FreezeLevel);
  1425. if (smc_result != PPSMC_Result_OK)
  1426. return -EINVAL;
  1427. }
  1428. return 0;
  1429. }
  1430. static int ci_stop_dpm(struct amdgpu_device *adev)
  1431. {
  1432. struct ci_power_info *pi = ci_get_pi(adev);
  1433. PPSMC_Result smc_result;
  1434. int ret;
  1435. u32 tmp;
  1436. tmp = RREG32_SMC(ixGENERAL_PWRMGT);
  1437. tmp &= ~GENERAL_PWRMGT__GLOBAL_PWRMGT_EN_MASK;
  1438. WREG32_SMC(ixGENERAL_PWRMGT, tmp);
  1439. tmp = RREG32_SMC(ixSCLK_PWRMGT_CNTL);
  1440. tmp &= ~SCLK_PWRMGT_CNTL__DYNAMIC_PM_EN_MASK;
  1441. WREG32_SMC(ixSCLK_PWRMGT_CNTL, tmp);
  1442. if (!pi->pcie_dpm_key_disabled) {
  1443. smc_result = amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_PCIeDPM_Disable);
  1444. if (smc_result != PPSMC_Result_OK)
  1445. return -EINVAL;
  1446. }
  1447. ret = ci_enable_sclk_mclk_dpm(adev, false);
  1448. if (ret)
  1449. return ret;
  1450. smc_result = amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_Voltage_Cntl_Disable);
  1451. if (smc_result != PPSMC_Result_OK)
  1452. return -EINVAL;
  1453. return 0;
  1454. }
  1455. static void ci_enable_sclk_control(struct amdgpu_device *adev, bool enable)
  1456. {
  1457. u32 tmp = RREG32_SMC(ixSCLK_PWRMGT_CNTL);
  1458. if (enable)
  1459. tmp &= ~SCLK_PWRMGT_CNTL__SCLK_PWRMGT_OFF_MASK;
  1460. else
  1461. tmp |= SCLK_PWRMGT_CNTL__SCLK_PWRMGT_OFF_MASK;
  1462. WREG32_SMC(ixSCLK_PWRMGT_CNTL, tmp);
  1463. }
  1464. #if 0
  1465. static int ci_notify_hw_of_power_source(struct amdgpu_device *adev,
  1466. bool ac_power)
  1467. {
  1468. struct ci_power_info *pi = ci_get_pi(adev);
  1469. struct amdgpu_cac_tdp_table *cac_tdp_table =
  1470. adev->pm.dpm.dyn_state.cac_tdp_table;
  1471. u32 power_limit;
  1472. if (ac_power)
  1473. power_limit = (u32)(cac_tdp_table->maximum_power_delivery_limit * 256);
  1474. else
  1475. power_limit = (u32)(cac_tdp_table->battery_power_limit * 256);
  1476. ci_set_power_limit(adev, power_limit);
  1477. if (pi->caps_automatic_dc_transition) {
  1478. if (ac_power)
  1479. amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_RunningOnAC);
  1480. else
  1481. amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_Remove_DC_Clamp);
  1482. }
  1483. return 0;
  1484. }
  1485. #endif
  1486. static PPSMC_Result amdgpu_ci_send_msg_to_smc_with_parameter(struct amdgpu_device *adev,
  1487. PPSMC_Msg msg, u32 parameter)
  1488. {
  1489. WREG32(mmSMC_MSG_ARG_0, parameter);
  1490. return amdgpu_ci_send_msg_to_smc(adev, msg);
  1491. }
  1492. static PPSMC_Result amdgpu_ci_send_msg_to_smc_return_parameter(struct amdgpu_device *adev,
  1493. PPSMC_Msg msg, u32 *parameter)
  1494. {
  1495. PPSMC_Result smc_result;
  1496. smc_result = amdgpu_ci_send_msg_to_smc(adev, msg);
  1497. if ((smc_result == PPSMC_Result_OK) && parameter)
  1498. *parameter = RREG32(mmSMC_MSG_ARG_0);
  1499. return smc_result;
  1500. }
  1501. static int ci_dpm_force_state_sclk(struct amdgpu_device *adev, u32 n)
  1502. {
  1503. struct ci_power_info *pi = ci_get_pi(adev);
  1504. if (!pi->sclk_dpm_key_disabled) {
  1505. PPSMC_Result smc_result =
  1506. amdgpu_ci_send_msg_to_smc_with_parameter(adev, PPSMC_MSG_SCLKDPM_SetEnabledMask, 1 << n);
  1507. if (smc_result != PPSMC_Result_OK)
  1508. return -EINVAL;
  1509. }
  1510. return 0;
  1511. }
  1512. static int ci_dpm_force_state_mclk(struct amdgpu_device *adev, u32 n)
  1513. {
  1514. struct ci_power_info *pi = ci_get_pi(adev);
  1515. if (!pi->mclk_dpm_key_disabled) {
  1516. PPSMC_Result smc_result =
  1517. amdgpu_ci_send_msg_to_smc_with_parameter(adev, PPSMC_MSG_MCLKDPM_SetEnabledMask, 1 << n);
  1518. if (smc_result != PPSMC_Result_OK)
  1519. return -EINVAL;
  1520. }
  1521. return 0;
  1522. }
  1523. static int ci_dpm_force_state_pcie(struct amdgpu_device *adev, u32 n)
  1524. {
  1525. struct ci_power_info *pi = ci_get_pi(adev);
  1526. if (!pi->pcie_dpm_key_disabled) {
  1527. PPSMC_Result smc_result =
  1528. amdgpu_ci_send_msg_to_smc_with_parameter(adev, PPSMC_MSG_PCIeDPM_ForceLevel, n);
  1529. if (smc_result != PPSMC_Result_OK)
  1530. return -EINVAL;
  1531. }
  1532. return 0;
  1533. }
  1534. static int ci_set_power_limit(struct amdgpu_device *adev, u32 n)
  1535. {
  1536. struct ci_power_info *pi = ci_get_pi(adev);
  1537. if (pi->power_containment_features & POWERCONTAINMENT_FEATURE_PkgPwrLimit) {
  1538. PPSMC_Result smc_result =
  1539. amdgpu_ci_send_msg_to_smc_with_parameter(adev, PPSMC_MSG_PkgPwrSetLimit, n);
  1540. if (smc_result != PPSMC_Result_OK)
  1541. return -EINVAL;
  1542. }
  1543. return 0;
  1544. }
  1545. static int ci_set_overdrive_target_tdp(struct amdgpu_device *adev,
  1546. u32 target_tdp)
  1547. {
  1548. PPSMC_Result smc_result =
  1549. amdgpu_ci_send_msg_to_smc_with_parameter(adev, PPSMC_MSG_OverDriveSetTargetTdp, target_tdp);
  1550. if (smc_result != PPSMC_Result_OK)
  1551. return -EINVAL;
  1552. return 0;
  1553. }
  1554. #if 0
  1555. static int ci_set_boot_state(struct amdgpu_device *adev)
  1556. {
  1557. return ci_enable_sclk_mclk_dpm(adev, false);
  1558. }
  1559. #endif
  1560. static u32 ci_get_average_sclk_freq(struct amdgpu_device *adev)
  1561. {
  1562. u32 sclk_freq;
  1563. PPSMC_Result smc_result =
  1564. amdgpu_ci_send_msg_to_smc_return_parameter(adev,
  1565. PPSMC_MSG_API_GetSclkFrequency,
  1566. &sclk_freq);
  1567. if (smc_result != PPSMC_Result_OK)
  1568. sclk_freq = 0;
  1569. return sclk_freq;
  1570. }
  1571. static u32 ci_get_average_mclk_freq(struct amdgpu_device *adev)
  1572. {
  1573. u32 mclk_freq;
  1574. PPSMC_Result smc_result =
  1575. amdgpu_ci_send_msg_to_smc_return_parameter(adev,
  1576. PPSMC_MSG_API_GetMclkFrequency,
  1577. &mclk_freq);
  1578. if (smc_result != PPSMC_Result_OK)
  1579. mclk_freq = 0;
  1580. return mclk_freq;
  1581. }
  1582. static void ci_dpm_start_smc(struct amdgpu_device *adev)
  1583. {
  1584. int i;
  1585. amdgpu_ci_program_jump_on_start(adev);
  1586. amdgpu_ci_start_smc_clock(adev);
  1587. amdgpu_ci_start_smc(adev);
  1588. for (i = 0; i < adev->usec_timeout; i++) {
  1589. if (RREG32_SMC(ixFIRMWARE_FLAGS) & FIRMWARE_FLAGS__INTERRUPTS_ENABLED_MASK)
  1590. break;
  1591. }
  1592. }
  1593. static void ci_dpm_stop_smc(struct amdgpu_device *adev)
  1594. {
  1595. amdgpu_ci_reset_smc(adev);
  1596. amdgpu_ci_stop_smc_clock(adev);
  1597. }
  1598. static int ci_process_firmware_header(struct amdgpu_device *adev)
  1599. {
  1600. struct ci_power_info *pi = ci_get_pi(adev);
  1601. u32 tmp;
  1602. int ret;
  1603. ret = amdgpu_ci_read_smc_sram_dword(adev,
  1604. SMU7_FIRMWARE_HEADER_LOCATION +
  1605. offsetof(SMU7_Firmware_Header, DpmTable),
  1606. &tmp, pi->sram_end);
  1607. if (ret)
  1608. return ret;
  1609. pi->dpm_table_start = tmp;
  1610. ret = amdgpu_ci_read_smc_sram_dword(adev,
  1611. SMU7_FIRMWARE_HEADER_LOCATION +
  1612. offsetof(SMU7_Firmware_Header, SoftRegisters),
  1613. &tmp, pi->sram_end);
  1614. if (ret)
  1615. return ret;
  1616. pi->soft_regs_start = tmp;
  1617. ret = amdgpu_ci_read_smc_sram_dword(adev,
  1618. SMU7_FIRMWARE_HEADER_LOCATION +
  1619. offsetof(SMU7_Firmware_Header, mcRegisterTable),
  1620. &tmp, pi->sram_end);
  1621. if (ret)
  1622. return ret;
  1623. pi->mc_reg_table_start = tmp;
  1624. ret = amdgpu_ci_read_smc_sram_dword(adev,
  1625. SMU7_FIRMWARE_HEADER_LOCATION +
  1626. offsetof(SMU7_Firmware_Header, FanTable),
  1627. &tmp, pi->sram_end);
  1628. if (ret)
  1629. return ret;
  1630. pi->fan_table_start = tmp;
  1631. ret = amdgpu_ci_read_smc_sram_dword(adev,
  1632. SMU7_FIRMWARE_HEADER_LOCATION +
  1633. offsetof(SMU7_Firmware_Header, mcArbDramTimingTable),
  1634. &tmp, pi->sram_end);
  1635. if (ret)
  1636. return ret;
  1637. pi->arb_table_start = tmp;
  1638. return 0;
  1639. }
  1640. static void ci_read_clock_registers(struct amdgpu_device *adev)
  1641. {
  1642. struct ci_power_info *pi = ci_get_pi(adev);
  1643. pi->clock_registers.cg_spll_func_cntl =
  1644. RREG32_SMC(ixCG_SPLL_FUNC_CNTL);
  1645. pi->clock_registers.cg_spll_func_cntl_2 =
  1646. RREG32_SMC(ixCG_SPLL_FUNC_CNTL_2);
  1647. pi->clock_registers.cg_spll_func_cntl_3 =
  1648. RREG32_SMC(ixCG_SPLL_FUNC_CNTL_3);
  1649. pi->clock_registers.cg_spll_func_cntl_4 =
  1650. RREG32_SMC(ixCG_SPLL_FUNC_CNTL_4);
  1651. pi->clock_registers.cg_spll_spread_spectrum =
  1652. RREG32_SMC(ixCG_SPLL_SPREAD_SPECTRUM);
  1653. pi->clock_registers.cg_spll_spread_spectrum_2 =
  1654. RREG32_SMC(ixCG_SPLL_SPREAD_SPECTRUM_2);
  1655. pi->clock_registers.dll_cntl = RREG32(mmDLL_CNTL);
  1656. pi->clock_registers.mclk_pwrmgt_cntl = RREG32(mmMCLK_PWRMGT_CNTL);
  1657. pi->clock_registers.mpll_ad_func_cntl = RREG32(mmMPLL_AD_FUNC_CNTL);
  1658. pi->clock_registers.mpll_dq_func_cntl = RREG32(mmMPLL_DQ_FUNC_CNTL);
  1659. pi->clock_registers.mpll_func_cntl = RREG32(mmMPLL_FUNC_CNTL);
  1660. pi->clock_registers.mpll_func_cntl_1 = RREG32(mmMPLL_FUNC_CNTL_1);
  1661. pi->clock_registers.mpll_func_cntl_2 = RREG32(mmMPLL_FUNC_CNTL_2);
  1662. pi->clock_registers.mpll_ss1 = RREG32(mmMPLL_SS1);
  1663. pi->clock_registers.mpll_ss2 = RREG32(mmMPLL_SS2);
  1664. }
  1665. static void ci_init_sclk_t(struct amdgpu_device *adev)
  1666. {
  1667. struct ci_power_info *pi = ci_get_pi(adev);
  1668. pi->low_sclk_interrupt_t = 0;
  1669. }
  1670. static void ci_enable_thermal_protection(struct amdgpu_device *adev,
  1671. bool enable)
  1672. {
  1673. u32 tmp = RREG32_SMC(ixGENERAL_PWRMGT);
  1674. if (enable)
  1675. tmp &= ~GENERAL_PWRMGT__THERMAL_PROTECTION_DIS_MASK;
  1676. else
  1677. tmp |= GENERAL_PWRMGT__THERMAL_PROTECTION_DIS_MASK;
  1678. WREG32_SMC(ixGENERAL_PWRMGT, tmp);
  1679. }
  1680. static void ci_enable_acpi_power_management(struct amdgpu_device *adev)
  1681. {
  1682. u32 tmp = RREG32_SMC(ixGENERAL_PWRMGT);
  1683. tmp |= GENERAL_PWRMGT__STATIC_PM_EN_MASK;
  1684. WREG32_SMC(ixGENERAL_PWRMGT, tmp);
  1685. }
  1686. #if 0
  1687. static int ci_enter_ulp_state(struct amdgpu_device *adev)
  1688. {
  1689. WREG32(mmSMC_MESSAGE_0, PPSMC_MSG_SwitchToMinimumPower);
  1690. udelay(25000);
  1691. return 0;
  1692. }
  1693. static int ci_exit_ulp_state(struct amdgpu_device *adev)
  1694. {
  1695. int i;
  1696. WREG32(mmSMC_MESSAGE_0, PPSMC_MSG_ResumeFromMinimumPower);
  1697. udelay(7000);
  1698. for (i = 0; i < adev->usec_timeout; i++) {
  1699. if (RREG32(mmSMC_RESP_0) == 1)
  1700. break;
  1701. udelay(1000);
  1702. }
  1703. return 0;
  1704. }
  1705. #endif
  1706. static int ci_notify_smc_display_change(struct amdgpu_device *adev,
  1707. bool has_display)
  1708. {
  1709. PPSMC_Msg msg = has_display ? PPSMC_MSG_HasDisplay : PPSMC_MSG_NoDisplay;
  1710. return (amdgpu_ci_send_msg_to_smc(adev, msg) == PPSMC_Result_OK) ? 0 : -EINVAL;
  1711. }
  1712. static int ci_enable_ds_master_switch(struct amdgpu_device *adev,
  1713. bool enable)
  1714. {
  1715. struct ci_power_info *pi = ci_get_pi(adev);
  1716. if (enable) {
  1717. if (pi->caps_sclk_ds) {
  1718. if (amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_MASTER_DeepSleep_ON) != PPSMC_Result_OK)
  1719. return -EINVAL;
  1720. } else {
  1721. if (amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_MASTER_DeepSleep_OFF) != PPSMC_Result_OK)
  1722. return -EINVAL;
  1723. }
  1724. } else {
  1725. if (pi->caps_sclk_ds) {
  1726. if (amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_MASTER_DeepSleep_OFF) != PPSMC_Result_OK)
  1727. return -EINVAL;
  1728. }
  1729. }
  1730. return 0;
  1731. }
  1732. static void ci_program_display_gap(struct amdgpu_device *adev)
  1733. {
  1734. u32 tmp = RREG32_SMC(ixCG_DISPLAY_GAP_CNTL);
  1735. u32 pre_vbi_time_in_us;
  1736. u32 frame_time_in_us;
  1737. u32 ref_clock = adev->clock.spll.reference_freq;
  1738. u32 refresh_rate = amdgpu_dpm_get_vrefresh(adev);
  1739. u32 vblank_time = amdgpu_dpm_get_vblank_time(adev);
  1740. tmp &= ~CG_DISPLAY_GAP_CNTL__DISP_GAP_MASK;
  1741. if (adev->pm.dpm.new_active_crtc_count > 0)
  1742. tmp |= (AMDGPU_PM_DISPLAY_GAP_VBLANK_OR_WM << CG_DISPLAY_GAP_CNTL__DISP_GAP__SHIFT);
  1743. else
  1744. tmp |= (AMDGPU_PM_DISPLAY_GAP_IGNORE << CG_DISPLAY_GAP_CNTL__DISP_GAP__SHIFT);
  1745. WREG32_SMC(ixCG_DISPLAY_GAP_CNTL, tmp);
  1746. if (refresh_rate == 0)
  1747. refresh_rate = 60;
  1748. if (vblank_time == 0xffffffff)
  1749. vblank_time = 500;
  1750. frame_time_in_us = 1000000 / refresh_rate;
  1751. pre_vbi_time_in_us =
  1752. frame_time_in_us - 200 - vblank_time;
  1753. tmp = pre_vbi_time_in_us * (ref_clock / 100);
  1754. WREG32_SMC(ixCG_DISPLAY_GAP_CNTL2, tmp);
  1755. ci_write_smc_soft_register(adev, offsetof(SMU7_SoftRegisters, PreVBlankGap), 0x64);
  1756. ci_write_smc_soft_register(adev, offsetof(SMU7_SoftRegisters, VBlankTimeout), (frame_time_in_us - pre_vbi_time_in_us));
  1757. ci_notify_smc_display_change(adev, (adev->pm.dpm.new_active_crtc_count == 1));
  1758. }
  1759. static void ci_enable_spread_spectrum(struct amdgpu_device *adev, bool enable)
  1760. {
  1761. struct ci_power_info *pi = ci_get_pi(adev);
  1762. u32 tmp;
  1763. if (enable) {
  1764. if (pi->caps_sclk_ss_support) {
  1765. tmp = RREG32_SMC(ixGENERAL_PWRMGT);
  1766. tmp |= GENERAL_PWRMGT__DYN_SPREAD_SPECTRUM_EN_MASK;
  1767. WREG32_SMC(ixGENERAL_PWRMGT, tmp);
  1768. }
  1769. } else {
  1770. tmp = RREG32_SMC(ixCG_SPLL_SPREAD_SPECTRUM);
  1771. tmp &= ~CG_SPLL_SPREAD_SPECTRUM__SSEN_MASK;
  1772. WREG32_SMC(ixCG_SPLL_SPREAD_SPECTRUM, tmp);
  1773. tmp = RREG32_SMC(ixGENERAL_PWRMGT);
  1774. tmp &= ~GENERAL_PWRMGT__DYN_SPREAD_SPECTRUM_EN_MASK;
  1775. WREG32_SMC(ixGENERAL_PWRMGT, tmp);
  1776. }
  1777. }
  1778. static void ci_program_sstp(struct amdgpu_device *adev)
  1779. {
  1780. WREG32_SMC(ixCG_STATIC_SCREEN_PARAMETER,
  1781. ((CISLANDS_SSTU_DFLT << CG_STATIC_SCREEN_PARAMETER__STATIC_SCREEN_THRESHOLD_UNIT__SHIFT) |
  1782. (CISLANDS_SST_DFLT << CG_STATIC_SCREEN_PARAMETER__STATIC_SCREEN_THRESHOLD__SHIFT)));
  1783. }
  1784. static void ci_enable_display_gap(struct amdgpu_device *adev)
  1785. {
  1786. u32 tmp = RREG32_SMC(ixCG_DISPLAY_GAP_CNTL);
  1787. tmp &= ~(CG_DISPLAY_GAP_CNTL__DISP_GAP_MASK |
  1788. CG_DISPLAY_GAP_CNTL__DISP_GAP_MCHG_MASK);
  1789. tmp |= ((AMDGPU_PM_DISPLAY_GAP_IGNORE << CG_DISPLAY_GAP_CNTL__DISP_GAP__SHIFT) |
  1790. (AMDGPU_PM_DISPLAY_GAP_VBLANK << CG_DISPLAY_GAP_CNTL__DISP_GAP_MCHG__SHIFT));
  1791. WREG32_SMC(ixCG_DISPLAY_GAP_CNTL, tmp);
  1792. }
  1793. static void ci_program_vc(struct amdgpu_device *adev)
  1794. {
  1795. u32 tmp;
  1796. tmp = RREG32_SMC(ixSCLK_PWRMGT_CNTL);
  1797. tmp &= ~(SCLK_PWRMGT_CNTL__RESET_SCLK_CNT_MASK | SCLK_PWRMGT_CNTL__RESET_BUSY_CNT_MASK);
  1798. WREG32_SMC(ixSCLK_PWRMGT_CNTL, tmp);
  1799. WREG32_SMC(ixCG_FREQ_TRAN_VOTING_0, CISLANDS_VRC_DFLT0);
  1800. WREG32_SMC(ixCG_FREQ_TRAN_VOTING_1, CISLANDS_VRC_DFLT1);
  1801. WREG32_SMC(ixCG_FREQ_TRAN_VOTING_2, CISLANDS_VRC_DFLT2);
  1802. WREG32_SMC(ixCG_FREQ_TRAN_VOTING_3, CISLANDS_VRC_DFLT3);
  1803. WREG32_SMC(ixCG_FREQ_TRAN_VOTING_4, CISLANDS_VRC_DFLT4);
  1804. WREG32_SMC(ixCG_FREQ_TRAN_VOTING_5, CISLANDS_VRC_DFLT5);
  1805. WREG32_SMC(ixCG_FREQ_TRAN_VOTING_6, CISLANDS_VRC_DFLT6);
  1806. WREG32_SMC(ixCG_FREQ_TRAN_VOTING_7, CISLANDS_VRC_DFLT7);
  1807. }
  1808. static void ci_clear_vc(struct amdgpu_device *adev)
  1809. {
  1810. u32 tmp;
  1811. tmp = RREG32_SMC(ixSCLK_PWRMGT_CNTL);
  1812. tmp |= (SCLK_PWRMGT_CNTL__RESET_SCLK_CNT_MASK | SCLK_PWRMGT_CNTL__RESET_BUSY_CNT_MASK);
  1813. WREG32_SMC(ixSCLK_PWRMGT_CNTL, tmp);
  1814. WREG32_SMC(ixCG_FREQ_TRAN_VOTING_0, 0);
  1815. WREG32_SMC(ixCG_FREQ_TRAN_VOTING_1, 0);
  1816. WREG32_SMC(ixCG_FREQ_TRAN_VOTING_2, 0);
  1817. WREG32_SMC(ixCG_FREQ_TRAN_VOTING_3, 0);
  1818. WREG32_SMC(ixCG_FREQ_TRAN_VOTING_4, 0);
  1819. WREG32_SMC(ixCG_FREQ_TRAN_VOTING_5, 0);
  1820. WREG32_SMC(ixCG_FREQ_TRAN_VOTING_6, 0);
  1821. WREG32_SMC(ixCG_FREQ_TRAN_VOTING_7, 0);
  1822. }
  1823. static int ci_upload_firmware(struct amdgpu_device *adev)
  1824. {
  1825. struct ci_power_info *pi = ci_get_pi(adev);
  1826. int i, ret;
  1827. for (i = 0; i < adev->usec_timeout; i++) {
  1828. if (RREG32_SMC(ixRCU_UC_EVENTS) & RCU_UC_EVENTS__boot_seq_done_MASK)
  1829. break;
  1830. }
  1831. WREG32_SMC(ixSMC_SYSCON_MISC_CNTL, 1);
  1832. amdgpu_ci_stop_smc_clock(adev);
  1833. amdgpu_ci_reset_smc(adev);
  1834. ret = amdgpu_ci_load_smc_ucode(adev, pi->sram_end);
  1835. return ret;
  1836. }
  1837. static int ci_get_svi2_voltage_table(struct amdgpu_device *adev,
  1838. struct amdgpu_clock_voltage_dependency_table *voltage_dependency_table,
  1839. struct atom_voltage_table *voltage_table)
  1840. {
  1841. u32 i;
  1842. if (voltage_dependency_table == NULL)
  1843. return -EINVAL;
  1844. voltage_table->mask_low = 0;
  1845. voltage_table->phase_delay = 0;
  1846. voltage_table->count = voltage_dependency_table->count;
  1847. for (i = 0; i < voltage_table->count; i++) {
  1848. voltage_table->entries[i].value = voltage_dependency_table->entries[i].v;
  1849. voltage_table->entries[i].smio_low = 0;
  1850. }
  1851. return 0;
  1852. }
  1853. static int ci_construct_voltage_tables(struct amdgpu_device *adev)
  1854. {
  1855. struct ci_power_info *pi = ci_get_pi(adev);
  1856. int ret;
  1857. if (pi->voltage_control == CISLANDS_VOLTAGE_CONTROL_BY_GPIO) {
  1858. ret = amdgpu_atombios_get_voltage_table(adev, VOLTAGE_TYPE_VDDC,
  1859. VOLTAGE_OBJ_GPIO_LUT,
  1860. &pi->vddc_voltage_table);
  1861. if (ret)
  1862. return ret;
  1863. } else if (pi->voltage_control == CISLANDS_VOLTAGE_CONTROL_BY_SVID2) {
  1864. ret = ci_get_svi2_voltage_table(adev,
  1865. &adev->pm.dpm.dyn_state.vddc_dependency_on_mclk,
  1866. &pi->vddc_voltage_table);
  1867. if (ret)
  1868. return ret;
  1869. }
  1870. if (pi->vddc_voltage_table.count > SMU7_MAX_LEVELS_VDDC)
  1871. ci_trim_voltage_table_to_fit_state_table(adev, SMU7_MAX_LEVELS_VDDC,
  1872. &pi->vddc_voltage_table);
  1873. if (pi->vddci_control == CISLANDS_VOLTAGE_CONTROL_BY_GPIO) {
  1874. ret = amdgpu_atombios_get_voltage_table(adev, VOLTAGE_TYPE_VDDCI,
  1875. VOLTAGE_OBJ_GPIO_LUT,
  1876. &pi->vddci_voltage_table);
  1877. if (ret)
  1878. return ret;
  1879. } else if (pi->vddci_control == CISLANDS_VOLTAGE_CONTROL_BY_SVID2) {
  1880. ret = ci_get_svi2_voltage_table(adev,
  1881. &adev->pm.dpm.dyn_state.vddci_dependency_on_mclk,
  1882. &pi->vddci_voltage_table);
  1883. if (ret)
  1884. return ret;
  1885. }
  1886. if (pi->vddci_voltage_table.count > SMU7_MAX_LEVELS_VDDCI)
  1887. ci_trim_voltage_table_to_fit_state_table(adev, SMU7_MAX_LEVELS_VDDCI,
  1888. &pi->vddci_voltage_table);
  1889. if (pi->mvdd_control == CISLANDS_VOLTAGE_CONTROL_BY_GPIO) {
  1890. ret = amdgpu_atombios_get_voltage_table(adev, VOLTAGE_TYPE_MVDDC,
  1891. VOLTAGE_OBJ_GPIO_LUT,
  1892. &pi->mvdd_voltage_table);
  1893. if (ret)
  1894. return ret;
  1895. } else if (pi->mvdd_control == CISLANDS_VOLTAGE_CONTROL_BY_SVID2) {
  1896. ret = ci_get_svi2_voltage_table(adev,
  1897. &adev->pm.dpm.dyn_state.mvdd_dependency_on_mclk,
  1898. &pi->mvdd_voltage_table);
  1899. if (ret)
  1900. return ret;
  1901. }
  1902. if (pi->mvdd_voltage_table.count > SMU7_MAX_LEVELS_MVDD)
  1903. ci_trim_voltage_table_to_fit_state_table(adev, SMU7_MAX_LEVELS_MVDD,
  1904. &pi->mvdd_voltage_table);
  1905. return 0;
  1906. }
  1907. static void ci_populate_smc_voltage_table(struct amdgpu_device *adev,
  1908. struct atom_voltage_table_entry *voltage_table,
  1909. SMU7_Discrete_VoltageLevel *smc_voltage_table)
  1910. {
  1911. int ret;
  1912. ret = ci_get_std_voltage_value_sidd(adev, voltage_table,
  1913. &smc_voltage_table->StdVoltageHiSidd,
  1914. &smc_voltage_table->StdVoltageLoSidd);
  1915. if (ret) {
  1916. smc_voltage_table->StdVoltageHiSidd = voltage_table->value * VOLTAGE_SCALE;
  1917. smc_voltage_table->StdVoltageLoSidd = voltage_table->value * VOLTAGE_SCALE;
  1918. }
  1919. smc_voltage_table->Voltage = cpu_to_be16(voltage_table->value * VOLTAGE_SCALE);
  1920. smc_voltage_table->StdVoltageHiSidd =
  1921. cpu_to_be16(smc_voltage_table->StdVoltageHiSidd);
  1922. smc_voltage_table->StdVoltageLoSidd =
  1923. cpu_to_be16(smc_voltage_table->StdVoltageLoSidd);
  1924. }
  1925. static int ci_populate_smc_vddc_table(struct amdgpu_device *adev,
  1926. SMU7_Discrete_DpmTable *table)
  1927. {
  1928. struct ci_power_info *pi = ci_get_pi(adev);
  1929. unsigned int count;
  1930. table->VddcLevelCount = pi->vddc_voltage_table.count;
  1931. for (count = 0; count < table->VddcLevelCount; count++) {
  1932. ci_populate_smc_voltage_table(adev,
  1933. &pi->vddc_voltage_table.entries[count],
  1934. &table->VddcLevel[count]);
  1935. if (pi->voltage_control == CISLANDS_VOLTAGE_CONTROL_BY_GPIO)
  1936. table->VddcLevel[count].Smio |=
  1937. pi->vddc_voltage_table.entries[count].smio_low;
  1938. else
  1939. table->VddcLevel[count].Smio = 0;
  1940. }
  1941. table->VddcLevelCount = cpu_to_be32(table->VddcLevelCount);
  1942. return 0;
  1943. }
  1944. static int ci_populate_smc_vddci_table(struct amdgpu_device *adev,
  1945. SMU7_Discrete_DpmTable *table)
  1946. {
  1947. unsigned int count;
  1948. struct ci_power_info *pi = ci_get_pi(adev);
  1949. table->VddciLevelCount = pi->vddci_voltage_table.count;
  1950. for (count = 0; count < table->VddciLevelCount; count++) {
  1951. ci_populate_smc_voltage_table(adev,
  1952. &pi->vddci_voltage_table.entries[count],
  1953. &table->VddciLevel[count]);
  1954. if (pi->vddci_control == CISLANDS_VOLTAGE_CONTROL_BY_GPIO)
  1955. table->VddciLevel[count].Smio |=
  1956. pi->vddci_voltage_table.entries[count].smio_low;
  1957. else
  1958. table->VddciLevel[count].Smio = 0;
  1959. }
  1960. table->VddciLevelCount = cpu_to_be32(table->VddciLevelCount);
  1961. return 0;
  1962. }
  1963. static int ci_populate_smc_mvdd_table(struct amdgpu_device *adev,
  1964. SMU7_Discrete_DpmTable *table)
  1965. {
  1966. struct ci_power_info *pi = ci_get_pi(adev);
  1967. unsigned int count;
  1968. table->MvddLevelCount = pi->mvdd_voltage_table.count;
  1969. for (count = 0; count < table->MvddLevelCount; count++) {
  1970. ci_populate_smc_voltage_table(adev,
  1971. &pi->mvdd_voltage_table.entries[count],
  1972. &table->MvddLevel[count]);
  1973. if (pi->mvdd_control == CISLANDS_VOLTAGE_CONTROL_BY_GPIO)
  1974. table->MvddLevel[count].Smio |=
  1975. pi->mvdd_voltage_table.entries[count].smio_low;
  1976. else
  1977. table->MvddLevel[count].Smio = 0;
  1978. }
  1979. table->MvddLevelCount = cpu_to_be32(table->MvddLevelCount);
  1980. return 0;
  1981. }
  1982. static int ci_populate_smc_voltage_tables(struct amdgpu_device *adev,
  1983. SMU7_Discrete_DpmTable *table)
  1984. {
  1985. int ret;
  1986. ret = ci_populate_smc_vddc_table(adev, table);
  1987. if (ret)
  1988. return ret;
  1989. ret = ci_populate_smc_vddci_table(adev, table);
  1990. if (ret)
  1991. return ret;
  1992. ret = ci_populate_smc_mvdd_table(adev, table);
  1993. if (ret)
  1994. return ret;
  1995. return 0;
  1996. }
  1997. static int ci_populate_mvdd_value(struct amdgpu_device *adev, u32 mclk,
  1998. SMU7_Discrete_VoltageLevel *voltage)
  1999. {
  2000. struct ci_power_info *pi = ci_get_pi(adev);
  2001. u32 i = 0;
  2002. if (pi->mvdd_control != CISLANDS_VOLTAGE_CONTROL_NONE) {
  2003. for (i = 0; i < adev->pm.dpm.dyn_state.mvdd_dependency_on_mclk.count; i++) {
  2004. if (mclk <= adev->pm.dpm.dyn_state.mvdd_dependency_on_mclk.entries[i].clk) {
  2005. voltage->Voltage = pi->mvdd_voltage_table.entries[i].value;
  2006. break;
  2007. }
  2008. }
  2009. if (i >= adev->pm.dpm.dyn_state.mvdd_dependency_on_mclk.count)
  2010. return -EINVAL;
  2011. }
  2012. return -EINVAL;
  2013. }
  2014. static int ci_get_std_voltage_value_sidd(struct amdgpu_device *adev,
  2015. struct atom_voltage_table_entry *voltage_table,
  2016. u16 *std_voltage_hi_sidd, u16 *std_voltage_lo_sidd)
  2017. {
  2018. u16 v_index, idx;
  2019. bool voltage_found = false;
  2020. *std_voltage_hi_sidd = voltage_table->value * VOLTAGE_SCALE;
  2021. *std_voltage_lo_sidd = voltage_table->value * VOLTAGE_SCALE;
  2022. if (adev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries == NULL)
  2023. return -EINVAL;
  2024. if (adev->pm.dpm.dyn_state.cac_leakage_table.entries) {
  2025. for (v_index = 0; (u32)v_index < adev->pm.dpm.dyn_state.vddc_dependency_on_sclk.count; v_index++) {
  2026. if (voltage_table->value ==
  2027. adev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[v_index].v) {
  2028. voltage_found = true;
  2029. if ((u32)v_index < adev->pm.dpm.dyn_state.cac_leakage_table.count)
  2030. idx = v_index;
  2031. else
  2032. idx = adev->pm.dpm.dyn_state.cac_leakage_table.count - 1;
  2033. *std_voltage_lo_sidd =
  2034. adev->pm.dpm.dyn_state.cac_leakage_table.entries[idx].vddc * VOLTAGE_SCALE;
  2035. *std_voltage_hi_sidd =
  2036. adev->pm.dpm.dyn_state.cac_leakage_table.entries[idx].leakage * VOLTAGE_SCALE;
  2037. break;
  2038. }
  2039. }
  2040. if (!voltage_found) {
  2041. for (v_index = 0; (u32)v_index < adev->pm.dpm.dyn_state.vddc_dependency_on_sclk.count; v_index++) {
  2042. if (voltage_table->value <=
  2043. adev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[v_index].v) {
  2044. voltage_found = true;
  2045. if ((u32)v_index < adev->pm.dpm.dyn_state.cac_leakage_table.count)
  2046. idx = v_index;
  2047. else
  2048. idx = adev->pm.dpm.dyn_state.cac_leakage_table.count - 1;
  2049. *std_voltage_lo_sidd =
  2050. adev->pm.dpm.dyn_state.cac_leakage_table.entries[idx].vddc * VOLTAGE_SCALE;
  2051. *std_voltage_hi_sidd =
  2052. adev->pm.dpm.dyn_state.cac_leakage_table.entries[idx].leakage * VOLTAGE_SCALE;
  2053. break;
  2054. }
  2055. }
  2056. }
  2057. }
  2058. return 0;
  2059. }
  2060. static void ci_populate_phase_value_based_on_sclk(struct amdgpu_device *adev,
  2061. const struct amdgpu_phase_shedding_limits_table *limits,
  2062. u32 sclk,
  2063. u32 *phase_shedding)
  2064. {
  2065. unsigned int i;
  2066. *phase_shedding = 1;
  2067. for (i = 0; i < limits->count; i++) {
  2068. if (sclk < limits->entries[i].sclk) {
  2069. *phase_shedding = i;
  2070. break;
  2071. }
  2072. }
  2073. }
  2074. static void ci_populate_phase_value_based_on_mclk(struct amdgpu_device *adev,
  2075. const struct amdgpu_phase_shedding_limits_table *limits,
  2076. u32 mclk,
  2077. u32 *phase_shedding)
  2078. {
  2079. unsigned int i;
  2080. *phase_shedding = 1;
  2081. for (i = 0; i < limits->count; i++) {
  2082. if (mclk < limits->entries[i].mclk) {
  2083. *phase_shedding = i;
  2084. break;
  2085. }
  2086. }
  2087. }
  2088. static int ci_init_arb_table_index(struct amdgpu_device *adev)
  2089. {
  2090. struct ci_power_info *pi = ci_get_pi(adev);
  2091. u32 tmp;
  2092. int ret;
  2093. ret = amdgpu_ci_read_smc_sram_dword(adev, pi->arb_table_start,
  2094. &tmp, pi->sram_end);
  2095. if (ret)
  2096. return ret;
  2097. tmp &= 0x00FFFFFF;
  2098. tmp |= MC_CG_ARB_FREQ_F1 << 24;
  2099. return amdgpu_ci_write_smc_sram_dword(adev, pi->arb_table_start,
  2100. tmp, pi->sram_end);
  2101. }
  2102. static int ci_get_dependency_volt_by_clk(struct amdgpu_device *adev,
  2103. struct amdgpu_clock_voltage_dependency_table *allowed_clock_voltage_table,
  2104. u32 clock, u32 *voltage)
  2105. {
  2106. u32 i = 0;
  2107. if (allowed_clock_voltage_table->count == 0)
  2108. return -EINVAL;
  2109. for (i = 0; i < allowed_clock_voltage_table->count; i++) {
  2110. if (allowed_clock_voltage_table->entries[i].clk >= clock) {
  2111. *voltage = allowed_clock_voltage_table->entries[i].v;
  2112. return 0;
  2113. }
  2114. }
  2115. *voltage = allowed_clock_voltage_table->entries[i-1].v;
  2116. return 0;
  2117. }
  2118. static u8 ci_get_sleep_divider_id_from_clock(struct amdgpu_device *adev,
  2119. u32 sclk, u32 min_sclk_in_sr)
  2120. {
  2121. u32 i;
  2122. u32 tmp;
  2123. u32 min = (min_sclk_in_sr > CISLAND_MINIMUM_ENGINE_CLOCK) ?
  2124. min_sclk_in_sr : CISLAND_MINIMUM_ENGINE_CLOCK;
  2125. if (sclk < min)
  2126. return 0;
  2127. for (i = CISLAND_MAX_DEEPSLEEP_DIVIDER_ID; ; i--) {
  2128. tmp = sclk / (1 << i);
  2129. if (tmp >= min || i == 0)
  2130. break;
  2131. }
  2132. return (u8)i;
  2133. }
  2134. static int ci_initial_switch_from_arb_f0_to_f1(struct amdgpu_device *adev)
  2135. {
  2136. return ci_copy_and_switch_arb_sets(adev, MC_CG_ARB_FREQ_F0, MC_CG_ARB_FREQ_F1);
  2137. }
  2138. static int ci_reset_to_default(struct amdgpu_device *adev)
  2139. {
  2140. return (amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_ResetToDefaults) == PPSMC_Result_OK) ?
  2141. 0 : -EINVAL;
  2142. }
  2143. static int ci_force_switch_to_arb_f0(struct amdgpu_device *adev)
  2144. {
  2145. u32 tmp;
  2146. tmp = (RREG32_SMC(ixSMC_SCRATCH9) & 0x0000ff00) >> 8;
  2147. if (tmp == MC_CG_ARB_FREQ_F0)
  2148. return 0;
  2149. return ci_copy_and_switch_arb_sets(adev, tmp, MC_CG_ARB_FREQ_F0);
  2150. }
  2151. static void ci_register_patching_mc_arb(struct amdgpu_device *adev,
  2152. const u32 engine_clock,
  2153. const u32 memory_clock,
  2154. u32 *dram_timimg2)
  2155. {
  2156. bool patch;
  2157. u32 tmp, tmp2;
  2158. tmp = RREG32(mmMC_SEQ_MISC0);
  2159. patch = ((tmp & 0x0000f00) == 0x300) ? true : false;
  2160. if (patch &&
  2161. ((adev->pdev->device == 0x67B0) ||
  2162. (adev->pdev->device == 0x67B1))) {
  2163. if ((memory_clock > 100000) && (memory_clock <= 125000)) {
  2164. tmp2 = (((0x31 * engine_clock) / 125000) - 1) & 0xff;
  2165. *dram_timimg2 &= ~0x00ff0000;
  2166. *dram_timimg2 |= tmp2 << 16;
  2167. } else if ((memory_clock > 125000) && (memory_clock <= 137500)) {
  2168. tmp2 = (((0x36 * engine_clock) / 137500) - 1) & 0xff;
  2169. *dram_timimg2 &= ~0x00ff0000;
  2170. *dram_timimg2 |= tmp2 << 16;
  2171. }
  2172. }
  2173. }
  2174. static int ci_populate_memory_timing_parameters(struct amdgpu_device *adev,
  2175. u32 sclk,
  2176. u32 mclk,
  2177. SMU7_Discrete_MCArbDramTimingTableEntry *arb_regs)
  2178. {
  2179. u32 dram_timing;
  2180. u32 dram_timing2;
  2181. u32 burst_time;
  2182. amdgpu_atombios_set_engine_dram_timings(adev, sclk, mclk);
  2183. dram_timing = RREG32(mmMC_ARB_DRAM_TIMING);
  2184. dram_timing2 = RREG32(mmMC_ARB_DRAM_TIMING2);
  2185. burst_time = RREG32(mmMC_ARB_BURST_TIME) & MC_ARB_BURST_TIME__STATE0_MASK;
  2186. ci_register_patching_mc_arb(adev, sclk, mclk, &dram_timing2);
  2187. arb_regs->McArbDramTiming = cpu_to_be32(dram_timing);
  2188. arb_regs->McArbDramTiming2 = cpu_to_be32(dram_timing2);
  2189. arb_regs->McArbBurstTime = (u8)burst_time;
  2190. return 0;
  2191. }
  2192. static int ci_do_program_memory_timing_parameters(struct amdgpu_device *adev)
  2193. {
  2194. struct ci_power_info *pi = ci_get_pi(adev);
  2195. SMU7_Discrete_MCArbDramTimingTable arb_regs;
  2196. u32 i, j;
  2197. int ret = 0;
  2198. memset(&arb_regs, 0, sizeof(SMU7_Discrete_MCArbDramTimingTable));
  2199. for (i = 0; i < pi->dpm_table.sclk_table.count; i++) {
  2200. for (j = 0; j < pi->dpm_table.mclk_table.count; j++) {
  2201. ret = ci_populate_memory_timing_parameters(adev,
  2202. pi->dpm_table.sclk_table.dpm_levels[i].value,
  2203. pi->dpm_table.mclk_table.dpm_levels[j].value,
  2204. &arb_regs.entries[i][j]);
  2205. if (ret)
  2206. break;
  2207. }
  2208. }
  2209. if (ret == 0)
  2210. ret = amdgpu_ci_copy_bytes_to_smc(adev,
  2211. pi->arb_table_start,
  2212. (u8 *)&arb_regs,
  2213. sizeof(SMU7_Discrete_MCArbDramTimingTable),
  2214. pi->sram_end);
  2215. return ret;
  2216. }
  2217. static int ci_program_memory_timing_parameters(struct amdgpu_device *adev)
  2218. {
  2219. struct ci_power_info *pi = ci_get_pi(adev);
  2220. if (pi->need_update_smu7_dpm_table == 0)
  2221. return 0;
  2222. return ci_do_program_memory_timing_parameters(adev);
  2223. }
  2224. static void ci_populate_smc_initial_state(struct amdgpu_device *adev,
  2225. struct amdgpu_ps *amdgpu_boot_state)
  2226. {
  2227. struct ci_ps *boot_state = ci_get_ps(amdgpu_boot_state);
  2228. struct ci_power_info *pi = ci_get_pi(adev);
  2229. u32 level = 0;
  2230. for (level = 0; level < adev->pm.dpm.dyn_state.vddc_dependency_on_sclk.count; level++) {
  2231. if (adev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[level].clk >=
  2232. boot_state->performance_levels[0].sclk) {
  2233. pi->smc_state_table.GraphicsBootLevel = level;
  2234. break;
  2235. }
  2236. }
  2237. for (level = 0; level < adev->pm.dpm.dyn_state.vddc_dependency_on_mclk.count; level++) {
  2238. if (adev->pm.dpm.dyn_state.vddc_dependency_on_mclk.entries[level].clk >=
  2239. boot_state->performance_levels[0].mclk) {
  2240. pi->smc_state_table.MemoryBootLevel = level;
  2241. break;
  2242. }
  2243. }
  2244. }
  2245. static u32 ci_get_dpm_level_enable_mask_value(struct ci_single_dpm_table *dpm_table)
  2246. {
  2247. u32 i;
  2248. u32 mask_value = 0;
  2249. for (i = dpm_table->count; i > 0; i--) {
  2250. mask_value = mask_value << 1;
  2251. if (dpm_table->dpm_levels[i-1].enabled)
  2252. mask_value |= 0x1;
  2253. else
  2254. mask_value &= 0xFFFFFFFE;
  2255. }
  2256. return mask_value;
  2257. }
  2258. static void ci_populate_smc_link_level(struct amdgpu_device *adev,
  2259. SMU7_Discrete_DpmTable *table)
  2260. {
  2261. struct ci_power_info *pi = ci_get_pi(adev);
  2262. struct ci_dpm_table *dpm_table = &pi->dpm_table;
  2263. u32 i;
  2264. for (i = 0; i < dpm_table->pcie_speed_table.count; i++) {
  2265. table->LinkLevel[i].PcieGenSpeed =
  2266. (u8)dpm_table->pcie_speed_table.dpm_levels[i].value;
  2267. table->LinkLevel[i].PcieLaneCount =
  2268. amdgpu_encode_pci_lane_width(dpm_table->pcie_speed_table.dpm_levels[i].param1);
  2269. table->LinkLevel[i].EnabledForActivity = 1;
  2270. table->LinkLevel[i].DownT = cpu_to_be32(5);
  2271. table->LinkLevel[i].UpT = cpu_to_be32(30);
  2272. }
  2273. pi->smc_state_table.LinkLevelCount = (u8)dpm_table->pcie_speed_table.count;
  2274. pi->dpm_level_enable_mask.pcie_dpm_enable_mask =
  2275. ci_get_dpm_level_enable_mask_value(&dpm_table->pcie_speed_table);
  2276. }
  2277. static int ci_populate_smc_uvd_level(struct amdgpu_device *adev,
  2278. SMU7_Discrete_DpmTable *table)
  2279. {
  2280. u32 count;
  2281. struct atom_clock_dividers dividers;
  2282. int ret = -EINVAL;
  2283. table->UvdLevelCount =
  2284. adev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.count;
  2285. for (count = 0; count < table->UvdLevelCount; count++) {
  2286. table->UvdLevel[count].VclkFrequency =
  2287. adev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[count].vclk;
  2288. table->UvdLevel[count].DclkFrequency =
  2289. adev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[count].dclk;
  2290. table->UvdLevel[count].MinVddc =
  2291. adev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[count].v * VOLTAGE_SCALE;
  2292. table->UvdLevel[count].MinVddcPhases = 1;
  2293. ret = amdgpu_atombios_get_clock_dividers(adev,
  2294. COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
  2295. table->UvdLevel[count].VclkFrequency, false, &dividers);
  2296. if (ret)
  2297. return ret;
  2298. table->UvdLevel[count].VclkDivider = (u8)dividers.post_divider;
  2299. ret = amdgpu_atombios_get_clock_dividers(adev,
  2300. COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
  2301. table->UvdLevel[count].DclkFrequency, false, &dividers);
  2302. if (ret)
  2303. return ret;
  2304. table->UvdLevel[count].DclkDivider = (u8)dividers.post_divider;
  2305. table->UvdLevel[count].VclkFrequency = cpu_to_be32(table->UvdLevel[count].VclkFrequency);
  2306. table->UvdLevel[count].DclkFrequency = cpu_to_be32(table->UvdLevel[count].DclkFrequency);
  2307. table->UvdLevel[count].MinVddc = cpu_to_be16(table->UvdLevel[count].MinVddc);
  2308. }
  2309. return ret;
  2310. }
  2311. static int ci_populate_smc_vce_level(struct amdgpu_device *adev,
  2312. SMU7_Discrete_DpmTable *table)
  2313. {
  2314. u32 count;
  2315. struct atom_clock_dividers dividers;
  2316. int ret = -EINVAL;
  2317. table->VceLevelCount =
  2318. adev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.count;
  2319. for (count = 0; count < table->VceLevelCount; count++) {
  2320. table->VceLevel[count].Frequency =
  2321. adev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries[count].evclk;
  2322. table->VceLevel[count].MinVoltage =
  2323. (u16)adev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries[count].v * VOLTAGE_SCALE;
  2324. table->VceLevel[count].MinPhases = 1;
  2325. ret = amdgpu_atombios_get_clock_dividers(adev,
  2326. COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
  2327. table->VceLevel[count].Frequency, false, &dividers);
  2328. if (ret)
  2329. return ret;
  2330. table->VceLevel[count].Divider = (u8)dividers.post_divider;
  2331. table->VceLevel[count].Frequency = cpu_to_be32(table->VceLevel[count].Frequency);
  2332. table->VceLevel[count].MinVoltage = cpu_to_be16(table->VceLevel[count].MinVoltage);
  2333. }
  2334. return ret;
  2335. }
  2336. static int ci_populate_smc_acp_level(struct amdgpu_device *adev,
  2337. SMU7_Discrete_DpmTable *table)
  2338. {
  2339. u32 count;
  2340. struct atom_clock_dividers dividers;
  2341. int ret = -EINVAL;
  2342. table->AcpLevelCount = (u8)
  2343. (adev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.count);
  2344. for (count = 0; count < table->AcpLevelCount; count++) {
  2345. table->AcpLevel[count].Frequency =
  2346. adev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries[count].clk;
  2347. table->AcpLevel[count].MinVoltage =
  2348. adev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries[count].v;
  2349. table->AcpLevel[count].MinPhases = 1;
  2350. ret = amdgpu_atombios_get_clock_dividers(adev,
  2351. COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
  2352. table->AcpLevel[count].Frequency, false, &dividers);
  2353. if (ret)
  2354. return ret;
  2355. table->AcpLevel[count].Divider = (u8)dividers.post_divider;
  2356. table->AcpLevel[count].Frequency = cpu_to_be32(table->AcpLevel[count].Frequency);
  2357. table->AcpLevel[count].MinVoltage = cpu_to_be16(table->AcpLevel[count].MinVoltage);
  2358. }
  2359. return ret;
  2360. }
  2361. static int ci_populate_smc_samu_level(struct amdgpu_device *adev,
  2362. SMU7_Discrete_DpmTable *table)
  2363. {
  2364. u32 count;
  2365. struct atom_clock_dividers dividers;
  2366. int ret = -EINVAL;
  2367. table->SamuLevelCount =
  2368. adev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.count;
  2369. for (count = 0; count < table->SamuLevelCount; count++) {
  2370. table->SamuLevel[count].Frequency =
  2371. adev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries[count].clk;
  2372. table->SamuLevel[count].MinVoltage =
  2373. adev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries[count].v * VOLTAGE_SCALE;
  2374. table->SamuLevel[count].MinPhases = 1;
  2375. ret = amdgpu_atombios_get_clock_dividers(adev,
  2376. COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
  2377. table->SamuLevel[count].Frequency, false, &dividers);
  2378. if (ret)
  2379. return ret;
  2380. table->SamuLevel[count].Divider = (u8)dividers.post_divider;
  2381. table->SamuLevel[count].Frequency = cpu_to_be32(table->SamuLevel[count].Frequency);
  2382. table->SamuLevel[count].MinVoltage = cpu_to_be16(table->SamuLevel[count].MinVoltage);
  2383. }
  2384. return ret;
  2385. }
  2386. static int ci_calculate_mclk_params(struct amdgpu_device *adev,
  2387. u32 memory_clock,
  2388. SMU7_Discrete_MemoryLevel *mclk,
  2389. bool strobe_mode,
  2390. bool dll_state_on)
  2391. {
  2392. struct ci_power_info *pi = ci_get_pi(adev);
  2393. u32 dll_cntl = pi->clock_registers.dll_cntl;
  2394. u32 mclk_pwrmgt_cntl = pi->clock_registers.mclk_pwrmgt_cntl;
  2395. u32 mpll_ad_func_cntl = pi->clock_registers.mpll_ad_func_cntl;
  2396. u32 mpll_dq_func_cntl = pi->clock_registers.mpll_dq_func_cntl;
  2397. u32 mpll_func_cntl = pi->clock_registers.mpll_func_cntl;
  2398. u32 mpll_func_cntl_1 = pi->clock_registers.mpll_func_cntl_1;
  2399. u32 mpll_func_cntl_2 = pi->clock_registers.mpll_func_cntl_2;
  2400. u32 mpll_ss1 = pi->clock_registers.mpll_ss1;
  2401. u32 mpll_ss2 = pi->clock_registers.mpll_ss2;
  2402. struct atom_mpll_param mpll_param;
  2403. int ret;
  2404. ret = amdgpu_atombios_get_memory_pll_dividers(adev, memory_clock, strobe_mode, &mpll_param);
  2405. if (ret)
  2406. return ret;
  2407. mpll_func_cntl &= ~MPLL_FUNC_CNTL__BWCTRL_MASK;
  2408. mpll_func_cntl |= (mpll_param.bwcntl << MPLL_FUNC_CNTL__BWCTRL__SHIFT);
  2409. mpll_func_cntl_1 &= ~(MPLL_FUNC_CNTL_1__CLKF_MASK | MPLL_FUNC_CNTL_1__CLKFRAC_MASK |
  2410. MPLL_FUNC_CNTL_1__VCO_MODE_MASK);
  2411. mpll_func_cntl_1 |= (mpll_param.clkf) << MPLL_FUNC_CNTL_1__CLKF__SHIFT |
  2412. (mpll_param.clkfrac << MPLL_FUNC_CNTL_1__CLKFRAC__SHIFT) |
  2413. (mpll_param.vco_mode << MPLL_FUNC_CNTL_1__VCO_MODE__SHIFT);
  2414. mpll_ad_func_cntl &= ~MPLL_AD_FUNC_CNTL__YCLK_POST_DIV_MASK;
  2415. mpll_ad_func_cntl |= (mpll_param.post_div << MPLL_AD_FUNC_CNTL__YCLK_POST_DIV__SHIFT);
  2416. if (adev->mc.vram_type == AMDGPU_VRAM_TYPE_GDDR5) {
  2417. mpll_dq_func_cntl &= ~(MPLL_DQ_FUNC_CNTL__YCLK_SEL_MASK |
  2418. MPLL_AD_FUNC_CNTL__YCLK_POST_DIV_MASK);
  2419. mpll_dq_func_cntl |= (mpll_param.yclk_sel << MPLL_DQ_FUNC_CNTL__YCLK_SEL__SHIFT) |
  2420. (mpll_param.post_div << MPLL_AD_FUNC_CNTL__YCLK_POST_DIV__SHIFT);
  2421. }
  2422. if (pi->caps_mclk_ss_support) {
  2423. struct amdgpu_atom_ss ss;
  2424. u32 freq_nom;
  2425. u32 tmp;
  2426. u32 reference_clock = adev->clock.mpll.reference_freq;
  2427. if (mpll_param.qdr == 1)
  2428. freq_nom = memory_clock * 4 * (1 << mpll_param.post_div);
  2429. else
  2430. freq_nom = memory_clock * 2 * (1 << mpll_param.post_div);
  2431. tmp = (freq_nom / reference_clock);
  2432. tmp = tmp * tmp;
  2433. if (amdgpu_atombios_get_asic_ss_info(adev, &ss,
  2434. ASIC_INTERNAL_MEMORY_SS, freq_nom)) {
  2435. u32 clks = reference_clock * 5 / ss.rate;
  2436. u32 clkv = (u32)((((131 * ss.percentage * ss.rate) / 100) * tmp) / freq_nom);
  2437. mpll_ss1 &= ~MPLL_SS1__CLKV_MASK;
  2438. mpll_ss1 |= (clkv << MPLL_SS1__CLKV__SHIFT);
  2439. mpll_ss2 &= ~MPLL_SS2__CLKS_MASK;
  2440. mpll_ss2 |= (clks << MPLL_SS2__CLKS__SHIFT);
  2441. }
  2442. }
  2443. mclk_pwrmgt_cntl &= ~MCLK_PWRMGT_CNTL__DLL_SPEED_MASK;
  2444. mclk_pwrmgt_cntl |= (mpll_param.dll_speed << MCLK_PWRMGT_CNTL__DLL_SPEED__SHIFT);
  2445. if (dll_state_on)
  2446. mclk_pwrmgt_cntl |= MCLK_PWRMGT_CNTL__MRDCK0_PDNB_MASK |
  2447. MCLK_PWRMGT_CNTL__MRDCK1_PDNB_MASK;
  2448. else
  2449. mclk_pwrmgt_cntl &= ~(MCLK_PWRMGT_CNTL__MRDCK0_PDNB_MASK |
  2450. MCLK_PWRMGT_CNTL__MRDCK1_PDNB_MASK);
  2451. mclk->MclkFrequency = memory_clock;
  2452. mclk->MpllFuncCntl = mpll_func_cntl;
  2453. mclk->MpllFuncCntl_1 = mpll_func_cntl_1;
  2454. mclk->MpllFuncCntl_2 = mpll_func_cntl_2;
  2455. mclk->MpllAdFuncCntl = mpll_ad_func_cntl;
  2456. mclk->MpllDqFuncCntl = mpll_dq_func_cntl;
  2457. mclk->MclkPwrmgtCntl = mclk_pwrmgt_cntl;
  2458. mclk->DllCntl = dll_cntl;
  2459. mclk->MpllSs1 = mpll_ss1;
  2460. mclk->MpllSs2 = mpll_ss2;
  2461. return 0;
  2462. }
  2463. static int ci_populate_single_memory_level(struct amdgpu_device *adev,
  2464. u32 memory_clock,
  2465. SMU7_Discrete_MemoryLevel *memory_level)
  2466. {
  2467. struct ci_power_info *pi = ci_get_pi(adev);
  2468. int ret;
  2469. bool dll_state_on;
  2470. if (adev->pm.dpm.dyn_state.vddc_dependency_on_mclk.entries) {
  2471. ret = ci_get_dependency_volt_by_clk(adev,
  2472. &adev->pm.dpm.dyn_state.vddc_dependency_on_mclk,
  2473. memory_clock, &memory_level->MinVddc);
  2474. if (ret)
  2475. return ret;
  2476. }
  2477. if (adev->pm.dpm.dyn_state.vddci_dependency_on_mclk.entries) {
  2478. ret = ci_get_dependency_volt_by_clk(adev,
  2479. &adev->pm.dpm.dyn_state.vddci_dependency_on_mclk,
  2480. memory_clock, &memory_level->MinVddci);
  2481. if (ret)
  2482. return ret;
  2483. }
  2484. if (adev->pm.dpm.dyn_state.mvdd_dependency_on_mclk.entries) {
  2485. ret = ci_get_dependency_volt_by_clk(adev,
  2486. &adev->pm.dpm.dyn_state.mvdd_dependency_on_mclk,
  2487. memory_clock, &memory_level->MinMvdd);
  2488. if (ret)
  2489. return ret;
  2490. }
  2491. memory_level->MinVddcPhases = 1;
  2492. if (pi->vddc_phase_shed_control)
  2493. ci_populate_phase_value_based_on_mclk(adev,
  2494. &adev->pm.dpm.dyn_state.phase_shedding_limits_table,
  2495. memory_clock,
  2496. &memory_level->MinVddcPhases);
  2497. memory_level->EnabledForThrottle = 1;
  2498. memory_level->EnabledForActivity = 1;
  2499. memory_level->UpH = 0;
  2500. memory_level->DownH = 100;
  2501. memory_level->VoltageDownH = 0;
  2502. memory_level->ActivityLevel = (u16)pi->mclk_activity_target;
  2503. memory_level->StutterEnable = false;
  2504. memory_level->StrobeEnable = false;
  2505. memory_level->EdcReadEnable = false;
  2506. memory_level->EdcWriteEnable = false;
  2507. memory_level->RttEnable = false;
  2508. memory_level->DisplayWatermark = PPSMC_DISPLAY_WATERMARK_LOW;
  2509. if (pi->mclk_stutter_mode_threshold &&
  2510. (memory_clock <= pi->mclk_stutter_mode_threshold) &&
  2511. (pi->uvd_enabled == false) &&
  2512. (RREG32(mmDPG_PIPE_STUTTER_CONTROL) & DPG_PIPE_STUTTER_CONTROL__STUTTER_ENABLE_MASK) &&
  2513. (adev->pm.dpm.new_active_crtc_count <= 2))
  2514. memory_level->StutterEnable = true;
  2515. if (pi->mclk_strobe_mode_threshold &&
  2516. (memory_clock <= pi->mclk_strobe_mode_threshold))
  2517. memory_level->StrobeEnable = 1;
  2518. if (adev->mc.vram_type == AMDGPU_VRAM_TYPE_GDDR5) {
  2519. memory_level->StrobeRatio =
  2520. ci_get_mclk_frequency_ratio(memory_clock, memory_level->StrobeEnable);
  2521. if (pi->mclk_edc_enable_threshold &&
  2522. (memory_clock > pi->mclk_edc_enable_threshold))
  2523. memory_level->EdcReadEnable = true;
  2524. if (pi->mclk_edc_wr_enable_threshold &&
  2525. (memory_clock > pi->mclk_edc_wr_enable_threshold))
  2526. memory_level->EdcWriteEnable = true;
  2527. if (memory_level->StrobeEnable) {
  2528. if (ci_get_mclk_frequency_ratio(memory_clock, true) >=
  2529. ((RREG32(mmMC_SEQ_MISC7) >> 16) & 0xf))
  2530. dll_state_on = ((RREG32(mmMC_SEQ_MISC5) >> 1) & 0x1) ? true : false;
  2531. else
  2532. dll_state_on = ((RREG32(mmMC_SEQ_MISC6) >> 1) & 0x1) ? true : false;
  2533. } else {
  2534. dll_state_on = pi->dll_default_on;
  2535. }
  2536. } else {
  2537. memory_level->StrobeRatio = ci_get_ddr3_mclk_frequency_ratio(memory_clock);
  2538. dll_state_on = ((RREG32(mmMC_SEQ_MISC5) >> 1) & 0x1) ? true : false;
  2539. }
  2540. ret = ci_calculate_mclk_params(adev, memory_clock, memory_level, memory_level->StrobeEnable, dll_state_on);
  2541. if (ret)
  2542. return ret;
  2543. memory_level->MinVddc = cpu_to_be32(memory_level->MinVddc * VOLTAGE_SCALE);
  2544. memory_level->MinVddcPhases = cpu_to_be32(memory_level->MinVddcPhases);
  2545. memory_level->MinVddci = cpu_to_be32(memory_level->MinVddci * VOLTAGE_SCALE);
  2546. memory_level->MinMvdd = cpu_to_be32(memory_level->MinMvdd * VOLTAGE_SCALE);
  2547. memory_level->MclkFrequency = cpu_to_be32(memory_level->MclkFrequency);
  2548. memory_level->ActivityLevel = cpu_to_be16(memory_level->ActivityLevel);
  2549. memory_level->MpllFuncCntl = cpu_to_be32(memory_level->MpllFuncCntl);
  2550. memory_level->MpllFuncCntl_1 = cpu_to_be32(memory_level->MpllFuncCntl_1);
  2551. memory_level->MpllFuncCntl_2 = cpu_to_be32(memory_level->MpllFuncCntl_2);
  2552. memory_level->MpllAdFuncCntl = cpu_to_be32(memory_level->MpllAdFuncCntl);
  2553. memory_level->MpllDqFuncCntl = cpu_to_be32(memory_level->MpllDqFuncCntl);
  2554. memory_level->MclkPwrmgtCntl = cpu_to_be32(memory_level->MclkPwrmgtCntl);
  2555. memory_level->DllCntl = cpu_to_be32(memory_level->DllCntl);
  2556. memory_level->MpllSs1 = cpu_to_be32(memory_level->MpllSs1);
  2557. memory_level->MpllSs2 = cpu_to_be32(memory_level->MpllSs2);
  2558. return 0;
  2559. }
  2560. static int ci_populate_smc_acpi_level(struct amdgpu_device *adev,
  2561. SMU7_Discrete_DpmTable *table)
  2562. {
  2563. struct ci_power_info *pi = ci_get_pi(adev);
  2564. struct atom_clock_dividers dividers;
  2565. SMU7_Discrete_VoltageLevel voltage_level;
  2566. u32 spll_func_cntl = pi->clock_registers.cg_spll_func_cntl;
  2567. u32 spll_func_cntl_2 = pi->clock_registers.cg_spll_func_cntl_2;
  2568. u32 dll_cntl = pi->clock_registers.dll_cntl;
  2569. u32 mclk_pwrmgt_cntl = pi->clock_registers.mclk_pwrmgt_cntl;
  2570. int ret;
  2571. table->ACPILevel.Flags &= ~PPSMC_SWSTATE_FLAG_DC;
  2572. if (pi->acpi_vddc)
  2573. table->ACPILevel.MinVddc = cpu_to_be32(pi->acpi_vddc * VOLTAGE_SCALE);
  2574. else
  2575. table->ACPILevel.MinVddc = cpu_to_be32(pi->min_vddc_in_pp_table * VOLTAGE_SCALE);
  2576. table->ACPILevel.MinVddcPhases = pi->vddc_phase_shed_control ? 0 : 1;
  2577. table->ACPILevel.SclkFrequency = adev->clock.spll.reference_freq;
  2578. ret = amdgpu_atombios_get_clock_dividers(adev,
  2579. COMPUTE_GPUCLK_INPUT_FLAG_SCLK,
  2580. table->ACPILevel.SclkFrequency, false, &dividers);
  2581. if (ret)
  2582. return ret;
  2583. table->ACPILevel.SclkDid = (u8)dividers.post_divider;
  2584. table->ACPILevel.DisplayWatermark = PPSMC_DISPLAY_WATERMARK_LOW;
  2585. table->ACPILevel.DeepSleepDivId = 0;
  2586. spll_func_cntl &= ~CG_SPLL_FUNC_CNTL__SPLL_PWRON_MASK;
  2587. spll_func_cntl |= CG_SPLL_FUNC_CNTL__SPLL_RESET_MASK;
  2588. spll_func_cntl_2 &= ~CG_SPLL_FUNC_CNTL_2__SCLK_MUX_SEL_MASK;
  2589. spll_func_cntl_2 |= (4 << CG_SPLL_FUNC_CNTL_2__SCLK_MUX_SEL__SHIFT);
  2590. table->ACPILevel.CgSpllFuncCntl = spll_func_cntl;
  2591. table->ACPILevel.CgSpllFuncCntl2 = spll_func_cntl_2;
  2592. table->ACPILevel.CgSpllFuncCntl3 = pi->clock_registers.cg_spll_func_cntl_3;
  2593. table->ACPILevel.CgSpllFuncCntl4 = pi->clock_registers.cg_spll_func_cntl_4;
  2594. table->ACPILevel.SpllSpreadSpectrum = pi->clock_registers.cg_spll_spread_spectrum;
  2595. table->ACPILevel.SpllSpreadSpectrum2 = pi->clock_registers.cg_spll_spread_spectrum_2;
  2596. table->ACPILevel.CcPwrDynRm = 0;
  2597. table->ACPILevel.CcPwrDynRm1 = 0;
  2598. table->ACPILevel.Flags = cpu_to_be32(table->ACPILevel.Flags);
  2599. table->ACPILevel.MinVddcPhases = cpu_to_be32(table->ACPILevel.MinVddcPhases);
  2600. table->ACPILevel.SclkFrequency = cpu_to_be32(table->ACPILevel.SclkFrequency);
  2601. table->ACPILevel.CgSpllFuncCntl = cpu_to_be32(table->ACPILevel.CgSpllFuncCntl);
  2602. table->ACPILevel.CgSpllFuncCntl2 = cpu_to_be32(table->ACPILevel.CgSpllFuncCntl2);
  2603. table->ACPILevel.CgSpllFuncCntl3 = cpu_to_be32(table->ACPILevel.CgSpllFuncCntl3);
  2604. table->ACPILevel.CgSpllFuncCntl4 = cpu_to_be32(table->ACPILevel.CgSpllFuncCntl4);
  2605. table->ACPILevel.SpllSpreadSpectrum = cpu_to_be32(table->ACPILevel.SpllSpreadSpectrum);
  2606. table->ACPILevel.SpllSpreadSpectrum2 = cpu_to_be32(table->ACPILevel.SpllSpreadSpectrum2);
  2607. table->ACPILevel.CcPwrDynRm = cpu_to_be32(table->ACPILevel.CcPwrDynRm);
  2608. table->ACPILevel.CcPwrDynRm1 = cpu_to_be32(table->ACPILevel.CcPwrDynRm1);
  2609. table->MemoryACPILevel.MinVddc = table->ACPILevel.MinVddc;
  2610. table->MemoryACPILevel.MinVddcPhases = table->ACPILevel.MinVddcPhases;
  2611. if (pi->vddci_control != CISLANDS_VOLTAGE_CONTROL_NONE) {
  2612. if (pi->acpi_vddci)
  2613. table->MemoryACPILevel.MinVddci =
  2614. cpu_to_be32(pi->acpi_vddci * VOLTAGE_SCALE);
  2615. else
  2616. table->MemoryACPILevel.MinVddci =
  2617. cpu_to_be32(pi->min_vddci_in_pp_table * VOLTAGE_SCALE);
  2618. }
  2619. if (ci_populate_mvdd_value(adev, 0, &voltage_level))
  2620. table->MemoryACPILevel.MinMvdd = 0;
  2621. else
  2622. table->MemoryACPILevel.MinMvdd =
  2623. cpu_to_be32(voltage_level.Voltage * VOLTAGE_SCALE);
  2624. mclk_pwrmgt_cntl |= MCLK_PWRMGT_CNTL__MRDCK0_RESET_MASK |
  2625. MCLK_PWRMGT_CNTL__MRDCK1_RESET_MASK;
  2626. mclk_pwrmgt_cntl &= ~(MCLK_PWRMGT_CNTL__MRDCK0_PDNB_MASK |
  2627. MCLK_PWRMGT_CNTL__MRDCK1_PDNB_MASK);
  2628. dll_cntl &= ~(DLL_CNTL__MRDCK0_BYPASS_MASK | DLL_CNTL__MRDCK1_BYPASS_MASK);
  2629. table->MemoryACPILevel.DllCntl = cpu_to_be32(dll_cntl);
  2630. table->MemoryACPILevel.MclkPwrmgtCntl = cpu_to_be32(mclk_pwrmgt_cntl);
  2631. table->MemoryACPILevel.MpllAdFuncCntl =
  2632. cpu_to_be32(pi->clock_registers.mpll_ad_func_cntl);
  2633. table->MemoryACPILevel.MpllDqFuncCntl =
  2634. cpu_to_be32(pi->clock_registers.mpll_dq_func_cntl);
  2635. table->MemoryACPILevel.MpllFuncCntl =
  2636. cpu_to_be32(pi->clock_registers.mpll_func_cntl);
  2637. table->MemoryACPILevel.MpllFuncCntl_1 =
  2638. cpu_to_be32(pi->clock_registers.mpll_func_cntl_1);
  2639. table->MemoryACPILevel.MpllFuncCntl_2 =
  2640. cpu_to_be32(pi->clock_registers.mpll_func_cntl_2);
  2641. table->MemoryACPILevel.MpllSs1 = cpu_to_be32(pi->clock_registers.mpll_ss1);
  2642. table->MemoryACPILevel.MpllSs2 = cpu_to_be32(pi->clock_registers.mpll_ss2);
  2643. table->MemoryACPILevel.EnabledForThrottle = 0;
  2644. table->MemoryACPILevel.EnabledForActivity = 0;
  2645. table->MemoryACPILevel.UpH = 0;
  2646. table->MemoryACPILevel.DownH = 100;
  2647. table->MemoryACPILevel.VoltageDownH = 0;
  2648. table->MemoryACPILevel.ActivityLevel =
  2649. cpu_to_be16((u16)pi->mclk_activity_target);
  2650. table->MemoryACPILevel.StutterEnable = false;
  2651. table->MemoryACPILevel.StrobeEnable = false;
  2652. table->MemoryACPILevel.EdcReadEnable = false;
  2653. table->MemoryACPILevel.EdcWriteEnable = false;
  2654. table->MemoryACPILevel.RttEnable = false;
  2655. return 0;
  2656. }
  2657. static int ci_enable_ulv(struct amdgpu_device *adev, bool enable)
  2658. {
  2659. struct ci_power_info *pi = ci_get_pi(adev);
  2660. struct ci_ulv_parm *ulv = &pi->ulv;
  2661. if (ulv->supported) {
  2662. if (enable)
  2663. return (amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_EnableULV) == PPSMC_Result_OK) ?
  2664. 0 : -EINVAL;
  2665. else
  2666. return (amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_DisableULV) == PPSMC_Result_OK) ?
  2667. 0 : -EINVAL;
  2668. }
  2669. return 0;
  2670. }
  2671. static int ci_populate_ulv_level(struct amdgpu_device *adev,
  2672. SMU7_Discrete_Ulv *state)
  2673. {
  2674. struct ci_power_info *pi = ci_get_pi(adev);
  2675. u16 ulv_voltage = adev->pm.dpm.backbias_response_time;
  2676. state->CcPwrDynRm = 0;
  2677. state->CcPwrDynRm1 = 0;
  2678. if (ulv_voltage == 0) {
  2679. pi->ulv.supported = false;
  2680. return 0;
  2681. }
  2682. if (pi->voltage_control != CISLANDS_VOLTAGE_CONTROL_BY_SVID2) {
  2683. if (ulv_voltage > adev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[0].v)
  2684. state->VddcOffset = 0;
  2685. else
  2686. state->VddcOffset =
  2687. adev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[0].v - ulv_voltage;
  2688. } else {
  2689. if (ulv_voltage > adev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[0].v)
  2690. state->VddcOffsetVid = 0;
  2691. else
  2692. state->VddcOffsetVid = (u8)
  2693. ((adev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[0].v - ulv_voltage) *
  2694. VOLTAGE_VID_OFFSET_SCALE2 / VOLTAGE_VID_OFFSET_SCALE1);
  2695. }
  2696. state->VddcPhase = pi->vddc_phase_shed_control ? 0 : 1;
  2697. state->CcPwrDynRm = cpu_to_be32(state->CcPwrDynRm);
  2698. state->CcPwrDynRm1 = cpu_to_be32(state->CcPwrDynRm1);
  2699. state->VddcOffset = cpu_to_be16(state->VddcOffset);
  2700. return 0;
  2701. }
  2702. static int ci_calculate_sclk_params(struct amdgpu_device *adev,
  2703. u32 engine_clock,
  2704. SMU7_Discrete_GraphicsLevel *sclk)
  2705. {
  2706. struct ci_power_info *pi = ci_get_pi(adev);
  2707. struct atom_clock_dividers dividers;
  2708. u32 spll_func_cntl_3 = pi->clock_registers.cg_spll_func_cntl_3;
  2709. u32 spll_func_cntl_4 = pi->clock_registers.cg_spll_func_cntl_4;
  2710. u32 cg_spll_spread_spectrum = pi->clock_registers.cg_spll_spread_spectrum;
  2711. u32 cg_spll_spread_spectrum_2 = pi->clock_registers.cg_spll_spread_spectrum_2;
  2712. u32 reference_clock = adev->clock.spll.reference_freq;
  2713. u32 reference_divider;
  2714. u32 fbdiv;
  2715. int ret;
  2716. ret = amdgpu_atombios_get_clock_dividers(adev,
  2717. COMPUTE_GPUCLK_INPUT_FLAG_SCLK,
  2718. engine_clock, false, &dividers);
  2719. if (ret)
  2720. return ret;
  2721. reference_divider = 1 + dividers.ref_div;
  2722. fbdiv = dividers.fb_div & 0x3FFFFFF;
  2723. spll_func_cntl_3 &= ~CG_SPLL_FUNC_CNTL_3__SPLL_FB_DIV_MASK;
  2724. spll_func_cntl_3 |= (fbdiv << CG_SPLL_FUNC_CNTL_3__SPLL_FB_DIV__SHIFT);
  2725. spll_func_cntl_3 |= CG_SPLL_FUNC_CNTL_3__SPLL_DITHEN_MASK;
  2726. if (pi->caps_sclk_ss_support) {
  2727. struct amdgpu_atom_ss ss;
  2728. u32 vco_freq = engine_clock * dividers.post_div;
  2729. if (amdgpu_atombios_get_asic_ss_info(adev, &ss,
  2730. ASIC_INTERNAL_ENGINE_SS, vco_freq)) {
  2731. u32 clk_s = reference_clock * 5 / (reference_divider * ss.rate);
  2732. u32 clk_v = 4 * ss.percentage * fbdiv / (clk_s * 10000);
  2733. cg_spll_spread_spectrum &= ~(CG_SPLL_SPREAD_SPECTRUM__CLKS_MASK | CG_SPLL_SPREAD_SPECTRUM__SSEN_MASK);
  2734. cg_spll_spread_spectrum |= (clk_s << CG_SPLL_SPREAD_SPECTRUM__CLKS__SHIFT);
  2735. cg_spll_spread_spectrum |= (1 << CG_SPLL_SPREAD_SPECTRUM__SSEN__SHIFT);
  2736. cg_spll_spread_spectrum_2 &= ~CG_SPLL_SPREAD_SPECTRUM_2__CLKV_MASK;
  2737. cg_spll_spread_spectrum_2 |= (clk_v << CG_SPLL_SPREAD_SPECTRUM_2__CLKV__SHIFT);
  2738. }
  2739. }
  2740. sclk->SclkFrequency = engine_clock;
  2741. sclk->CgSpllFuncCntl3 = spll_func_cntl_3;
  2742. sclk->CgSpllFuncCntl4 = spll_func_cntl_4;
  2743. sclk->SpllSpreadSpectrum = cg_spll_spread_spectrum;
  2744. sclk->SpllSpreadSpectrum2 = cg_spll_spread_spectrum_2;
  2745. sclk->SclkDid = (u8)dividers.post_divider;
  2746. return 0;
  2747. }
  2748. static int ci_populate_single_graphic_level(struct amdgpu_device *adev,
  2749. u32 engine_clock,
  2750. u16 sclk_activity_level_t,
  2751. SMU7_Discrete_GraphicsLevel *graphic_level)
  2752. {
  2753. struct ci_power_info *pi = ci_get_pi(adev);
  2754. int ret;
  2755. ret = ci_calculate_sclk_params(adev, engine_clock, graphic_level);
  2756. if (ret)
  2757. return ret;
  2758. ret = ci_get_dependency_volt_by_clk(adev,
  2759. &adev->pm.dpm.dyn_state.vddc_dependency_on_sclk,
  2760. engine_clock, &graphic_level->MinVddc);
  2761. if (ret)
  2762. return ret;
  2763. graphic_level->SclkFrequency = engine_clock;
  2764. graphic_level->Flags = 0;
  2765. graphic_level->MinVddcPhases = 1;
  2766. if (pi->vddc_phase_shed_control)
  2767. ci_populate_phase_value_based_on_sclk(adev,
  2768. &adev->pm.dpm.dyn_state.phase_shedding_limits_table,
  2769. engine_clock,
  2770. &graphic_level->MinVddcPhases);
  2771. graphic_level->ActivityLevel = sclk_activity_level_t;
  2772. graphic_level->CcPwrDynRm = 0;
  2773. graphic_level->CcPwrDynRm1 = 0;
  2774. graphic_level->EnabledForThrottle = 1;
  2775. graphic_level->UpH = 0;
  2776. graphic_level->DownH = 0;
  2777. graphic_level->VoltageDownH = 0;
  2778. graphic_level->PowerThrottle = 0;
  2779. if (pi->caps_sclk_ds)
  2780. graphic_level->DeepSleepDivId = ci_get_sleep_divider_id_from_clock(adev,
  2781. engine_clock,
  2782. CISLAND_MINIMUM_ENGINE_CLOCK);
  2783. graphic_level->DisplayWatermark = PPSMC_DISPLAY_WATERMARK_LOW;
  2784. graphic_level->Flags = cpu_to_be32(graphic_level->Flags);
  2785. graphic_level->MinVddc = cpu_to_be32(graphic_level->MinVddc * VOLTAGE_SCALE);
  2786. graphic_level->MinVddcPhases = cpu_to_be32(graphic_level->MinVddcPhases);
  2787. graphic_level->SclkFrequency = cpu_to_be32(graphic_level->SclkFrequency);
  2788. graphic_level->ActivityLevel = cpu_to_be16(graphic_level->ActivityLevel);
  2789. graphic_level->CgSpllFuncCntl3 = cpu_to_be32(graphic_level->CgSpllFuncCntl3);
  2790. graphic_level->CgSpllFuncCntl4 = cpu_to_be32(graphic_level->CgSpllFuncCntl4);
  2791. graphic_level->SpllSpreadSpectrum = cpu_to_be32(graphic_level->SpllSpreadSpectrum);
  2792. graphic_level->SpllSpreadSpectrum2 = cpu_to_be32(graphic_level->SpllSpreadSpectrum2);
  2793. graphic_level->CcPwrDynRm = cpu_to_be32(graphic_level->CcPwrDynRm);
  2794. graphic_level->CcPwrDynRm1 = cpu_to_be32(graphic_level->CcPwrDynRm1);
  2795. graphic_level->EnabledForActivity = 1;
  2796. return 0;
  2797. }
  2798. static int ci_populate_all_graphic_levels(struct amdgpu_device *adev)
  2799. {
  2800. struct ci_power_info *pi = ci_get_pi(adev);
  2801. struct ci_dpm_table *dpm_table = &pi->dpm_table;
  2802. u32 level_array_address = pi->dpm_table_start +
  2803. offsetof(SMU7_Discrete_DpmTable, GraphicsLevel);
  2804. u32 level_array_size = sizeof(SMU7_Discrete_GraphicsLevel) *
  2805. SMU7_MAX_LEVELS_GRAPHICS;
  2806. SMU7_Discrete_GraphicsLevel *levels = pi->smc_state_table.GraphicsLevel;
  2807. u32 i, ret;
  2808. memset(levels, 0, level_array_size);
  2809. for (i = 0; i < dpm_table->sclk_table.count; i++) {
  2810. ret = ci_populate_single_graphic_level(adev,
  2811. dpm_table->sclk_table.dpm_levels[i].value,
  2812. (u16)pi->activity_target[i],
  2813. &pi->smc_state_table.GraphicsLevel[i]);
  2814. if (ret)
  2815. return ret;
  2816. if (i > 1)
  2817. pi->smc_state_table.GraphicsLevel[i].DeepSleepDivId = 0;
  2818. if (i == (dpm_table->sclk_table.count - 1))
  2819. pi->smc_state_table.GraphicsLevel[i].DisplayWatermark =
  2820. PPSMC_DISPLAY_WATERMARK_HIGH;
  2821. }
  2822. pi->smc_state_table.GraphicsDpmLevelCount = (u8)dpm_table->sclk_table.count;
  2823. pi->dpm_level_enable_mask.sclk_dpm_enable_mask =
  2824. ci_get_dpm_level_enable_mask_value(&dpm_table->sclk_table);
  2825. ret = amdgpu_ci_copy_bytes_to_smc(adev, level_array_address,
  2826. (u8 *)levels, level_array_size,
  2827. pi->sram_end);
  2828. if (ret)
  2829. return ret;
  2830. return 0;
  2831. }
  2832. static int ci_populate_ulv_state(struct amdgpu_device *adev,
  2833. SMU7_Discrete_Ulv *ulv_level)
  2834. {
  2835. return ci_populate_ulv_level(adev, ulv_level);
  2836. }
  2837. static int ci_populate_all_memory_levels(struct amdgpu_device *adev)
  2838. {
  2839. struct ci_power_info *pi = ci_get_pi(adev);
  2840. struct ci_dpm_table *dpm_table = &pi->dpm_table;
  2841. u32 level_array_address = pi->dpm_table_start +
  2842. offsetof(SMU7_Discrete_DpmTable, MemoryLevel);
  2843. u32 level_array_size = sizeof(SMU7_Discrete_MemoryLevel) *
  2844. SMU7_MAX_LEVELS_MEMORY;
  2845. SMU7_Discrete_MemoryLevel *levels = pi->smc_state_table.MemoryLevel;
  2846. u32 i, ret;
  2847. memset(levels, 0, level_array_size);
  2848. for (i = 0; i < dpm_table->mclk_table.count; i++) {
  2849. if (dpm_table->mclk_table.dpm_levels[i].value == 0)
  2850. return -EINVAL;
  2851. ret = ci_populate_single_memory_level(adev,
  2852. dpm_table->mclk_table.dpm_levels[i].value,
  2853. &pi->smc_state_table.MemoryLevel[i]);
  2854. if (ret)
  2855. return ret;
  2856. }
  2857. if ((dpm_table->mclk_table.count >= 2) &&
  2858. ((adev->pdev->device == 0x67B0) || (adev->pdev->device == 0x67B1))) {
  2859. pi->smc_state_table.MemoryLevel[1].MinVddc =
  2860. pi->smc_state_table.MemoryLevel[0].MinVddc;
  2861. pi->smc_state_table.MemoryLevel[1].MinVddcPhases =
  2862. pi->smc_state_table.MemoryLevel[0].MinVddcPhases;
  2863. }
  2864. pi->smc_state_table.MemoryLevel[0].ActivityLevel = cpu_to_be16(0x1F);
  2865. pi->smc_state_table.MemoryDpmLevelCount = (u8)dpm_table->mclk_table.count;
  2866. pi->dpm_level_enable_mask.mclk_dpm_enable_mask =
  2867. ci_get_dpm_level_enable_mask_value(&dpm_table->mclk_table);
  2868. pi->smc_state_table.MemoryLevel[dpm_table->mclk_table.count - 1].DisplayWatermark =
  2869. PPSMC_DISPLAY_WATERMARK_HIGH;
  2870. ret = amdgpu_ci_copy_bytes_to_smc(adev, level_array_address,
  2871. (u8 *)levels, level_array_size,
  2872. pi->sram_end);
  2873. if (ret)
  2874. return ret;
  2875. return 0;
  2876. }
  2877. static void ci_reset_single_dpm_table(struct amdgpu_device *adev,
  2878. struct ci_single_dpm_table* dpm_table,
  2879. u32 count)
  2880. {
  2881. u32 i;
  2882. dpm_table->count = count;
  2883. for (i = 0; i < MAX_REGULAR_DPM_NUMBER; i++)
  2884. dpm_table->dpm_levels[i].enabled = false;
  2885. }
  2886. static void ci_setup_pcie_table_entry(struct ci_single_dpm_table* dpm_table,
  2887. u32 index, u32 pcie_gen, u32 pcie_lanes)
  2888. {
  2889. dpm_table->dpm_levels[index].value = pcie_gen;
  2890. dpm_table->dpm_levels[index].param1 = pcie_lanes;
  2891. dpm_table->dpm_levels[index].enabled = true;
  2892. }
  2893. static int ci_setup_default_pcie_tables(struct amdgpu_device *adev)
  2894. {
  2895. struct ci_power_info *pi = ci_get_pi(adev);
  2896. if (!pi->use_pcie_performance_levels && !pi->use_pcie_powersaving_levels)
  2897. return -EINVAL;
  2898. if (pi->use_pcie_performance_levels && !pi->use_pcie_powersaving_levels) {
  2899. pi->pcie_gen_powersaving = pi->pcie_gen_performance;
  2900. pi->pcie_lane_powersaving = pi->pcie_lane_performance;
  2901. } else if (!pi->use_pcie_performance_levels && pi->use_pcie_powersaving_levels) {
  2902. pi->pcie_gen_performance = pi->pcie_gen_powersaving;
  2903. pi->pcie_lane_performance = pi->pcie_lane_powersaving;
  2904. }
  2905. ci_reset_single_dpm_table(adev,
  2906. &pi->dpm_table.pcie_speed_table,
  2907. SMU7_MAX_LEVELS_LINK);
  2908. if (adev->asic_type == CHIP_BONAIRE)
  2909. ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 0,
  2910. pi->pcie_gen_powersaving.min,
  2911. pi->pcie_lane_powersaving.max);
  2912. else
  2913. ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 0,
  2914. pi->pcie_gen_powersaving.min,
  2915. pi->pcie_lane_powersaving.min);
  2916. ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 1,
  2917. pi->pcie_gen_performance.min,
  2918. pi->pcie_lane_performance.min);
  2919. ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 2,
  2920. pi->pcie_gen_powersaving.min,
  2921. pi->pcie_lane_powersaving.max);
  2922. ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 3,
  2923. pi->pcie_gen_performance.min,
  2924. pi->pcie_lane_performance.max);
  2925. ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 4,
  2926. pi->pcie_gen_powersaving.max,
  2927. pi->pcie_lane_powersaving.max);
  2928. ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 5,
  2929. pi->pcie_gen_performance.max,
  2930. pi->pcie_lane_performance.max);
  2931. pi->dpm_table.pcie_speed_table.count = 6;
  2932. return 0;
  2933. }
  2934. static int ci_setup_default_dpm_tables(struct amdgpu_device *adev)
  2935. {
  2936. struct ci_power_info *pi = ci_get_pi(adev);
  2937. struct amdgpu_clock_voltage_dependency_table *allowed_sclk_vddc_table =
  2938. &adev->pm.dpm.dyn_state.vddc_dependency_on_sclk;
  2939. struct amdgpu_clock_voltage_dependency_table *allowed_mclk_table =
  2940. &adev->pm.dpm.dyn_state.vddc_dependency_on_mclk;
  2941. struct amdgpu_cac_leakage_table *std_voltage_table =
  2942. &adev->pm.dpm.dyn_state.cac_leakage_table;
  2943. u32 i;
  2944. if (allowed_sclk_vddc_table == NULL)
  2945. return -EINVAL;
  2946. if (allowed_sclk_vddc_table->count < 1)
  2947. return -EINVAL;
  2948. if (allowed_mclk_table == NULL)
  2949. return -EINVAL;
  2950. if (allowed_mclk_table->count < 1)
  2951. return -EINVAL;
  2952. memset(&pi->dpm_table, 0, sizeof(struct ci_dpm_table));
  2953. ci_reset_single_dpm_table(adev,
  2954. &pi->dpm_table.sclk_table,
  2955. SMU7_MAX_LEVELS_GRAPHICS);
  2956. ci_reset_single_dpm_table(adev,
  2957. &pi->dpm_table.mclk_table,
  2958. SMU7_MAX_LEVELS_MEMORY);
  2959. ci_reset_single_dpm_table(adev,
  2960. &pi->dpm_table.vddc_table,
  2961. SMU7_MAX_LEVELS_VDDC);
  2962. ci_reset_single_dpm_table(adev,
  2963. &pi->dpm_table.vddci_table,
  2964. SMU7_MAX_LEVELS_VDDCI);
  2965. ci_reset_single_dpm_table(adev,
  2966. &pi->dpm_table.mvdd_table,
  2967. SMU7_MAX_LEVELS_MVDD);
  2968. pi->dpm_table.sclk_table.count = 0;
  2969. for (i = 0; i < allowed_sclk_vddc_table->count; i++) {
  2970. if ((i == 0) ||
  2971. (pi->dpm_table.sclk_table.dpm_levels[pi->dpm_table.sclk_table.count-1].value !=
  2972. allowed_sclk_vddc_table->entries[i].clk)) {
  2973. pi->dpm_table.sclk_table.dpm_levels[pi->dpm_table.sclk_table.count].value =
  2974. allowed_sclk_vddc_table->entries[i].clk;
  2975. pi->dpm_table.sclk_table.dpm_levels[pi->dpm_table.sclk_table.count].enabled =
  2976. (i == 0) ? true : false;
  2977. pi->dpm_table.sclk_table.count++;
  2978. }
  2979. }
  2980. pi->dpm_table.mclk_table.count = 0;
  2981. for (i = 0; i < allowed_mclk_table->count; i++) {
  2982. if ((i == 0) ||
  2983. (pi->dpm_table.mclk_table.dpm_levels[pi->dpm_table.mclk_table.count-1].value !=
  2984. allowed_mclk_table->entries[i].clk)) {
  2985. pi->dpm_table.mclk_table.dpm_levels[pi->dpm_table.mclk_table.count].value =
  2986. allowed_mclk_table->entries[i].clk;
  2987. pi->dpm_table.mclk_table.dpm_levels[pi->dpm_table.mclk_table.count].enabled =
  2988. (i == 0) ? true : false;
  2989. pi->dpm_table.mclk_table.count++;
  2990. }
  2991. }
  2992. for (i = 0; i < allowed_sclk_vddc_table->count; i++) {
  2993. pi->dpm_table.vddc_table.dpm_levels[i].value =
  2994. allowed_sclk_vddc_table->entries[i].v;
  2995. pi->dpm_table.vddc_table.dpm_levels[i].param1 =
  2996. std_voltage_table->entries[i].leakage;
  2997. pi->dpm_table.vddc_table.dpm_levels[i].enabled = true;
  2998. }
  2999. pi->dpm_table.vddc_table.count = allowed_sclk_vddc_table->count;
  3000. allowed_mclk_table = &adev->pm.dpm.dyn_state.vddci_dependency_on_mclk;
  3001. if (allowed_mclk_table) {
  3002. for (i = 0; i < allowed_mclk_table->count; i++) {
  3003. pi->dpm_table.vddci_table.dpm_levels[i].value =
  3004. allowed_mclk_table->entries[i].v;
  3005. pi->dpm_table.vddci_table.dpm_levels[i].enabled = true;
  3006. }
  3007. pi->dpm_table.vddci_table.count = allowed_mclk_table->count;
  3008. }
  3009. allowed_mclk_table = &adev->pm.dpm.dyn_state.mvdd_dependency_on_mclk;
  3010. if (allowed_mclk_table) {
  3011. for (i = 0; i < allowed_mclk_table->count; i++) {
  3012. pi->dpm_table.mvdd_table.dpm_levels[i].value =
  3013. allowed_mclk_table->entries[i].v;
  3014. pi->dpm_table.mvdd_table.dpm_levels[i].enabled = true;
  3015. }
  3016. pi->dpm_table.mvdd_table.count = allowed_mclk_table->count;
  3017. }
  3018. ci_setup_default_pcie_tables(adev);
  3019. return 0;
  3020. }
  3021. static int ci_find_boot_level(struct ci_single_dpm_table *table,
  3022. u32 value, u32 *boot_level)
  3023. {
  3024. u32 i;
  3025. int ret = -EINVAL;
  3026. for(i = 0; i < table->count; i++) {
  3027. if (value == table->dpm_levels[i].value) {
  3028. *boot_level = i;
  3029. ret = 0;
  3030. }
  3031. }
  3032. return ret;
  3033. }
  3034. static int ci_init_smc_table(struct amdgpu_device *adev)
  3035. {
  3036. struct ci_power_info *pi = ci_get_pi(adev);
  3037. struct ci_ulv_parm *ulv = &pi->ulv;
  3038. struct amdgpu_ps *amdgpu_boot_state = adev->pm.dpm.boot_ps;
  3039. SMU7_Discrete_DpmTable *table = &pi->smc_state_table;
  3040. int ret;
  3041. ret = ci_setup_default_dpm_tables(adev);
  3042. if (ret)
  3043. return ret;
  3044. if (pi->voltage_control != CISLANDS_VOLTAGE_CONTROL_NONE)
  3045. ci_populate_smc_voltage_tables(adev, table);
  3046. ci_init_fps_limits(adev);
  3047. if (adev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_HARDWAREDC)
  3048. table->SystemFlags |= PPSMC_SYSTEMFLAG_GPIO_DC;
  3049. if (adev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_STEPVDDC)
  3050. table->SystemFlags |= PPSMC_SYSTEMFLAG_STEPVDDC;
  3051. if (adev->mc.vram_type == AMDGPU_VRAM_TYPE_GDDR5)
  3052. table->SystemFlags |= PPSMC_SYSTEMFLAG_GDDR5;
  3053. if (ulv->supported) {
  3054. ret = ci_populate_ulv_state(adev, &pi->smc_state_table.Ulv);
  3055. if (ret)
  3056. return ret;
  3057. WREG32_SMC(ixCG_ULV_PARAMETER, ulv->cg_ulv_parameter);
  3058. }
  3059. ret = ci_populate_all_graphic_levels(adev);
  3060. if (ret)
  3061. return ret;
  3062. ret = ci_populate_all_memory_levels(adev);
  3063. if (ret)
  3064. return ret;
  3065. ci_populate_smc_link_level(adev, table);
  3066. ret = ci_populate_smc_acpi_level(adev, table);
  3067. if (ret)
  3068. return ret;
  3069. ret = ci_populate_smc_vce_level(adev, table);
  3070. if (ret)
  3071. return ret;
  3072. ret = ci_populate_smc_acp_level(adev, table);
  3073. if (ret)
  3074. return ret;
  3075. ret = ci_populate_smc_samu_level(adev, table);
  3076. if (ret)
  3077. return ret;
  3078. ret = ci_do_program_memory_timing_parameters(adev);
  3079. if (ret)
  3080. return ret;
  3081. ret = ci_populate_smc_uvd_level(adev, table);
  3082. if (ret)
  3083. return ret;
  3084. table->UvdBootLevel = 0;
  3085. table->VceBootLevel = 0;
  3086. table->AcpBootLevel = 0;
  3087. table->SamuBootLevel = 0;
  3088. table->GraphicsBootLevel = 0;
  3089. table->MemoryBootLevel = 0;
  3090. ret = ci_find_boot_level(&pi->dpm_table.sclk_table,
  3091. pi->vbios_boot_state.sclk_bootup_value,
  3092. (u32 *)&pi->smc_state_table.GraphicsBootLevel);
  3093. ret = ci_find_boot_level(&pi->dpm_table.mclk_table,
  3094. pi->vbios_boot_state.mclk_bootup_value,
  3095. (u32 *)&pi->smc_state_table.MemoryBootLevel);
  3096. table->BootVddc = pi->vbios_boot_state.vddc_bootup_value;
  3097. table->BootVddci = pi->vbios_boot_state.vddci_bootup_value;
  3098. table->BootMVdd = pi->vbios_boot_state.mvdd_bootup_value;
  3099. ci_populate_smc_initial_state(adev, amdgpu_boot_state);
  3100. ret = ci_populate_bapm_parameters_in_dpm_table(adev);
  3101. if (ret)
  3102. return ret;
  3103. table->UVDInterval = 1;
  3104. table->VCEInterval = 1;
  3105. table->ACPInterval = 1;
  3106. table->SAMUInterval = 1;
  3107. table->GraphicsVoltageChangeEnable = 1;
  3108. table->GraphicsThermThrottleEnable = 1;
  3109. table->GraphicsInterval = 1;
  3110. table->VoltageInterval = 1;
  3111. table->ThermalInterval = 1;
  3112. table->TemperatureLimitHigh = (u16)((pi->thermal_temp_setting.temperature_high *
  3113. CISLANDS_Q88_FORMAT_CONVERSION_UNIT) / 1000);
  3114. table->TemperatureLimitLow = (u16)((pi->thermal_temp_setting.temperature_low *
  3115. CISLANDS_Q88_FORMAT_CONVERSION_UNIT) / 1000);
  3116. table->MemoryVoltageChangeEnable = 1;
  3117. table->MemoryInterval = 1;
  3118. table->VoltageResponseTime = 0;
  3119. table->VddcVddciDelta = 4000;
  3120. table->PhaseResponseTime = 0;
  3121. table->MemoryThermThrottleEnable = 1;
  3122. table->PCIeBootLinkLevel = pi->dpm_table.pcie_speed_table.count - 1;
  3123. table->PCIeGenInterval = 1;
  3124. if (pi->voltage_control == CISLANDS_VOLTAGE_CONTROL_BY_SVID2)
  3125. table->SVI2Enable = 1;
  3126. else
  3127. table->SVI2Enable = 0;
  3128. table->ThermGpio = 17;
  3129. table->SclkStepSize = 0x4000;
  3130. table->SystemFlags = cpu_to_be32(table->SystemFlags);
  3131. table->SmioMaskVddcVid = cpu_to_be32(table->SmioMaskVddcVid);
  3132. table->SmioMaskVddcPhase = cpu_to_be32(table->SmioMaskVddcPhase);
  3133. table->SmioMaskVddciVid = cpu_to_be32(table->SmioMaskVddciVid);
  3134. table->SmioMaskMvddVid = cpu_to_be32(table->SmioMaskMvddVid);
  3135. table->SclkStepSize = cpu_to_be32(table->SclkStepSize);
  3136. table->TemperatureLimitHigh = cpu_to_be16(table->TemperatureLimitHigh);
  3137. table->TemperatureLimitLow = cpu_to_be16(table->TemperatureLimitLow);
  3138. table->VddcVddciDelta = cpu_to_be16(table->VddcVddciDelta);
  3139. table->VoltageResponseTime = cpu_to_be16(table->VoltageResponseTime);
  3140. table->PhaseResponseTime = cpu_to_be16(table->PhaseResponseTime);
  3141. table->BootVddc = cpu_to_be16(table->BootVddc * VOLTAGE_SCALE);
  3142. table->BootVddci = cpu_to_be16(table->BootVddci * VOLTAGE_SCALE);
  3143. table->BootMVdd = cpu_to_be16(table->BootMVdd * VOLTAGE_SCALE);
  3144. ret = amdgpu_ci_copy_bytes_to_smc(adev,
  3145. pi->dpm_table_start +
  3146. offsetof(SMU7_Discrete_DpmTable, SystemFlags),
  3147. (u8 *)&table->SystemFlags,
  3148. sizeof(SMU7_Discrete_DpmTable) - 3 * sizeof(SMU7_PIDController),
  3149. pi->sram_end);
  3150. if (ret)
  3151. return ret;
  3152. return 0;
  3153. }
  3154. static void ci_trim_single_dpm_states(struct amdgpu_device *adev,
  3155. struct ci_single_dpm_table *dpm_table,
  3156. u32 low_limit, u32 high_limit)
  3157. {
  3158. u32 i;
  3159. for (i = 0; i < dpm_table->count; i++) {
  3160. if ((dpm_table->dpm_levels[i].value < low_limit) ||
  3161. (dpm_table->dpm_levels[i].value > high_limit))
  3162. dpm_table->dpm_levels[i].enabled = false;
  3163. else
  3164. dpm_table->dpm_levels[i].enabled = true;
  3165. }
  3166. }
  3167. static void ci_trim_pcie_dpm_states(struct amdgpu_device *adev,
  3168. u32 speed_low, u32 lanes_low,
  3169. u32 speed_high, u32 lanes_high)
  3170. {
  3171. struct ci_power_info *pi = ci_get_pi(adev);
  3172. struct ci_single_dpm_table *pcie_table = &pi->dpm_table.pcie_speed_table;
  3173. u32 i, j;
  3174. for (i = 0; i < pcie_table->count; i++) {
  3175. if ((pcie_table->dpm_levels[i].value < speed_low) ||
  3176. (pcie_table->dpm_levels[i].param1 < lanes_low) ||
  3177. (pcie_table->dpm_levels[i].value > speed_high) ||
  3178. (pcie_table->dpm_levels[i].param1 > lanes_high))
  3179. pcie_table->dpm_levels[i].enabled = false;
  3180. else
  3181. pcie_table->dpm_levels[i].enabled = true;
  3182. }
  3183. for (i = 0; i < pcie_table->count; i++) {
  3184. if (pcie_table->dpm_levels[i].enabled) {
  3185. for (j = i + 1; j < pcie_table->count; j++) {
  3186. if (pcie_table->dpm_levels[j].enabled) {
  3187. if ((pcie_table->dpm_levels[i].value == pcie_table->dpm_levels[j].value) &&
  3188. (pcie_table->dpm_levels[i].param1 == pcie_table->dpm_levels[j].param1))
  3189. pcie_table->dpm_levels[j].enabled = false;
  3190. }
  3191. }
  3192. }
  3193. }
  3194. }
  3195. static int ci_trim_dpm_states(struct amdgpu_device *adev,
  3196. struct amdgpu_ps *amdgpu_state)
  3197. {
  3198. struct ci_ps *state = ci_get_ps(amdgpu_state);
  3199. struct ci_power_info *pi = ci_get_pi(adev);
  3200. u32 high_limit_count;
  3201. if (state->performance_level_count < 1)
  3202. return -EINVAL;
  3203. if (state->performance_level_count == 1)
  3204. high_limit_count = 0;
  3205. else
  3206. high_limit_count = 1;
  3207. ci_trim_single_dpm_states(adev,
  3208. &pi->dpm_table.sclk_table,
  3209. state->performance_levels[0].sclk,
  3210. state->performance_levels[high_limit_count].sclk);
  3211. ci_trim_single_dpm_states(adev,
  3212. &pi->dpm_table.mclk_table,
  3213. state->performance_levels[0].mclk,
  3214. state->performance_levels[high_limit_count].mclk);
  3215. ci_trim_pcie_dpm_states(adev,
  3216. state->performance_levels[0].pcie_gen,
  3217. state->performance_levels[0].pcie_lane,
  3218. state->performance_levels[high_limit_count].pcie_gen,
  3219. state->performance_levels[high_limit_count].pcie_lane);
  3220. return 0;
  3221. }
  3222. static int ci_apply_disp_minimum_voltage_request(struct amdgpu_device *adev)
  3223. {
  3224. struct amdgpu_clock_voltage_dependency_table *disp_voltage_table =
  3225. &adev->pm.dpm.dyn_state.vddc_dependency_on_dispclk;
  3226. struct amdgpu_clock_voltage_dependency_table *vddc_table =
  3227. &adev->pm.dpm.dyn_state.vddc_dependency_on_sclk;
  3228. u32 requested_voltage = 0;
  3229. u32 i;
  3230. if (disp_voltage_table == NULL)
  3231. return -EINVAL;
  3232. if (!disp_voltage_table->count)
  3233. return -EINVAL;
  3234. for (i = 0; i < disp_voltage_table->count; i++) {
  3235. if (adev->clock.current_dispclk == disp_voltage_table->entries[i].clk)
  3236. requested_voltage = disp_voltage_table->entries[i].v;
  3237. }
  3238. for (i = 0; i < vddc_table->count; i++) {
  3239. if (requested_voltage <= vddc_table->entries[i].v) {
  3240. requested_voltage = vddc_table->entries[i].v;
  3241. return (amdgpu_ci_send_msg_to_smc_with_parameter(adev,
  3242. PPSMC_MSG_VddC_Request,
  3243. requested_voltage * VOLTAGE_SCALE) == PPSMC_Result_OK) ?
  3244. 0 : -EINVAL;
  3245. }
  3246. }
  3247. return -EINVAL;
  3248. }
  3249. static int ci_upload_dpm_level_enable_mask(struct amdgpu_device *adev)
  3250. {
  3251. struct ci_power_info *pi = ci_get_pi(adev);
  3252. PPSMC_Result result;
  3253. ci_apply_disp_minimum_voltage_request(adev);
  3254. if (!pi->sclk_dpm_key_disabled) {
  3255. if (pi->dpm_level_enable_mask.sclk_dpm_enable_mask) {
  3256. result = amdgpu_ci_send_msg_to_smc_with_parameter(adev,
  3257. PPSMC_MSG_SCLKDPM_SetEnabledMask,
  3258. pi->dpm_level_enable_mask.sclk_dpm_enable_mask);
  3259. if (result != PPSMC_Result_OK)
  3260. return -EINVAL;
  3261. }
  3262. }
  3263. if (!pi->mclk_dpm_key_disabled) {
  3264. if (pi->dpm_level_enable_mask.mclk_dpm_enable_mask) {
  3265. result = amdgpu_ci_send_msg_to_smc_with_parameter(adev,
  3266. PPSMC_MSG_MCLKDPM_SetEnabledMask,
  3267. pi->dpm_level_enable_mask.mclk_dpm_enable_mask);
  3268. if (result != PPSMC_Result_OK)
  3269. return -EINVAL;
  3270. }
  3271. }
  3272. #if 0
  3273. if (!pi->pcie_dpm_key_disabled) {
  3274. if (pi->dpm_level_enable_mask.pcie_dpm_enable_mask) {
  3275. result = amdgpu_ci_send_msg_to_smc_with_parameter(adev,
  3276. PPSMC_MSG_PCIeDPM_SetEnabledMask,
  3277. pi->dpm_level_enable_mask.pcie_dpm_enable_mask);
  3278. if (result != PPSMC_Result_OK)
  3279. return -EINVAL;
  3280. }
  3281. }
  3282. #endif
  3283. return 0;
  3284. }
  3285. static void ci_find_dpm_states_clocks_in_dpm_table(struct amdgpu_device *adev,
  3286. struct amdgpu_ps *amdgpu_state)
  3287. {
  3288. struct ci_power_info *pi = ci_get_pi(adev);
  3289. struct ci_ps *state = ci_get_ps(amdgpu_state);
  3290. struct ci_single_dpm_table *sclk_table = &pi->dpm_table.sclk_table;
  3291. u32 sclk = state->performance_levels[state->performance_level_count-1].sclk;
  3292. struct ci_single_dpm_table *mclk_table = &pi->dpm_table.mclk_table;
  3293. u32 mclk = state->performance_levels[state->performance_level_count-1].mclk;
  3294. u32 i;
  3295. pi->need_update_smu7_dpm_table = 0;
  3296. for (i = 0; i < sclk_table->count; i++) {
  3297. if (sclk == sclk_table->dpm_levels[i].value)
  3298. break;
  3299. }
  3300. if (i >= sclk_table->count) {
  3301. pi->need_update_smu7_dpm_table |= DPMTABLE_OD_UPDATE_SCLK;
  3302. } else {
  3303. /* XXX check display min clock requirements */
  3304. if (CISLAND_MINIMUM_ENGINE_CLOCK != CISLAND_MINIMUM_ENGINE_CLOCK)
  3305. pi->need_update_smu7_dpm_table |= DPMTABLE_UPDATE_SCLK;
  3306. }
  3307. for (i = 0; i < mclk_table->count; i++) {
  3308. if (mclk == mclk_table->dpm_levels[i].value)
  3309. break;
  3310. }
  3311. if (i >= mclk_table->count)
  3312. pi->need_update_smu7_dpm_table |= DPMTABLE_OD_UPDATE_MCLK;
  3313. if (adev->pm.dpm.current_active_crtc_count !=
  3314. adev->pm.dpm.new_active_crtc_count)
  3315. pi->need_update_smu7_dpm_table |= DPMTABLE_UPDATE_MCLK;
  3316. }
  3317. static int ci_populate_and_upload_sclk_mclk_dpm_levels(struct amdgpu_device *adev,
  3318. struct amdgpu_ps *amdgpu_state)
  3319. {
  3320. struct ci_power_info *pi = ci_get_pi(adev);
  3321. struct ci_ps *state = ci_get_ps(amdgpu_state);
  3322. u32 sclk = state->performance_levels[state->performance_level_count-1].sclk;
  3323. u32 mclk = state->performance_levels[state->performance_level_count-1].mclk;
  3324. struct ci_dpm_table *dpm_table = &pi->dpm_table;
  3325. int ret;
  3326. if (!pi->need_update_smu7_dpm_table)
  3327. return 0;
  3328. if (pi->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_SCLK)
  3329. dpm_table->sclk_table.dpm_levels[dpm_table->sclk_table.count-1].value = sclk;
  3330. if (pi->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_MCLK)
  3331. dpm_table->mclk_table.dpm_levels[dpm_table->mclk_table.count-1].value = mclk;
  3332. if (pi->need_update_smu7_dpm_table & (DPMTABLE_OD_UPDATE_SCLK | DPMTABLE_UPDATE_SCLK)) {
  3333. ret = ci_populate_all_graphic_levels(adev);
  3334. if (ret)
  3335. return ret;
  3336. }
  3337. if (pi->need_update_smu7_dpm_table & (DPMTABLE_OD_UPDATE_MCLK | DPMTABLE_UPDATE_MCLK)) {
  3338. ret = ci_populate_all_memory_levels(adev);
  3339. if (ret)
  3340. return ret;
  3341. }
  3342. return 0;
  3343. }
  3344. static int ci_enable_uvd_dpm(struct amdgpu_device *adev, bool enable)
  3345. {
  3346. struct ci_power_info *pi = ci_get_pi(adev);
  3347. const struct amdgpu_clock_and_voltage_limits *max_limits;
  3348. int i;
  3349. if (adev->pm.dpm.ac_power)
  3350. max_limits = &adev->pm.dpm.dyn_state.max_clock_voltage_on_ac;
  3351. else
  3352. max_limits = &adev->pm.dpm.dyn_state.max_clock_voltage_on_dc;
  3353. if (enable) {
  3354. pi->dpm_level_enable_mask.uvd_dpm_enable_mask = 0;
  3355. for (i = adev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.count - 1; i >= 0; i--) {
  3356. if (adev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[i].v <= max_limits->vddc) {
  3357. pi->dpm_level_enable_mask.uvd_dpm_enable_mask |= 1 << i;
  3358. if (!pi->caps_uvd_dpm)
  3359. break;
  3360. }
  3361. }
  3362. amdgpu_ci_send_msg_to_smc_with_parameter(adev,
  3363. PPSMC_MSG_UVDDPM_SetEnabledMask,
  3364. pi->dpm_level_enable_mask.uvd_dpm_enable_mask);
  3365. if (pi->last_mclk_dpm_enable_mask & 0x1) {
  3366. pi->uvd_enabled = true;
  3367. pi->dpm_level_enable_mask.mclk_dpm_enable_mask &= 0xFFFFFFFE;
  3368. amdgpu_ci_send_msg_to_smc_with_parameter(adev,
  3369. PPSMC_MSG_MCLKDPM_SetEnabledMask,
  3370. pi->dpm_level_enable_mask.mclk_dpm_enable_mask);
  3371. }
  3372. } else {
  3373. if (pi->last_mclk_dpm_enable_mask & 0x1) {
  3374. pi->uvd_enabled = false;
  3375. pi->dpm_level_enable_mask.mclk_dpm_enable_mask |= 1;
  3376. amdgpu_ci_send_msg_to_smc_with_parameter(adev,
  3377. PPSMC_MSG_MCLKDPM_SetEnabledMask,
  3378. pi->dpm_level_enable_mask.mclk_dpm_enable_mask);
  3379. }
  3380. }
  3381. return (amdgpu_ci_send_msg_to_smc(adev, enable ?
  3382. PPSMC_MSG_UVDDPM_Enable : PPSMC_MSG_UVDDPM_Disable) == PPSMC_Result_OK) ?
  3383. 0 : -EINVAL;
  3384. }
  3385. static int ci_enable_vce_dpm(struct amdgpu_device *adev, bool enable)
  3386. {
  3387. struct ci_power_info *pi = ci_get_pi(adev);
  3388. const struct amdgpu_clock_and_voltage_limits *max_limits;
  3389. int i;
  3390. if (adev->pm.dpm.ac_power)
  3391. max_limits = &adev->pm.dpm.dyn_state.max_clock_voltage_on_ac;
  3392. else
  3393. max_limits = &adev->pm.dpm.dyn_state.max_clock_voltage_on_dc;
  3394. if (enable) {
  3395. pi->dpm_level_enable_mask.vce_dpm_enable_mask = 0;
  3396. for (i = adev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.count - 1; i >= 0; i--) {
  3397. if (adev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries[i].v <= max_limits->vddc) {
  3398. pi->dpm_level_enable_mask.vce_dpm_enable_mask |= 1 << i;
  3399. if (!pi->caps_vce_dpm)
  3400. break;
  3401. }
  3402. }
  3403. amdgpu_ci_send_msg_to_smc_with_parameter(adev,
  3404. PPSMC_MSG_VCEDPM_SetEnabledMask,
  3405. pi->dpm_level_enable_mask.vce_dpm_enable_mask);
  3406. }
  3407. return (amdgpu_ci_send_msg_to_smc(adev, enable ?
  3408. PPSMC_MSG_VCEDPM_Enable : PPSMC_MSG_VCEDPM_Disable) == PPSMC_Result_OK) ?
  3409. 0 : -EINVAL;
  3410. }
  3411. #if 0
  3412. static int ci_enable_samu_dpm(struct amdgpu_device *adev, bool enable)
  3413. {
  3414. struct ci_power_info *pi = ci_get_pi(adev);
  3415. const struct amdgpu_clock_and_voltage_limits *max_limits;
  3416. int i;
  3417. if (adev->pm.dpm.ac_power)
  3418. max_limits = &adev->pm.dpm.dyn_state.max_clock_voltage_on_ac;
  3419. else
  3420. max_limits = &adev->pm.dpm.dyn_state.max_clock_voltage_on_dc;
  3421. if (enable) {
  3422. pi->dpm_level_enable_mask.samu_dpm_enable_mask = 0;
  3423. for (i = adev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.count - 1; i >= 0; i--) {
  3424. if (adev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries[i].v <= max_limits->vddc) {
  3425. pi->dpm_level_enable_mask.samu_dpm_enable_mask |= 1 << i;
  3426. if (!pi->caps_samu_dpm)
  3427. break;
  3428. }
  3429. }
  3430. amdgpu_ci_send_msg_to_smc_with_parameter(adev,
  3431. PPSMC_MSG_SAMUDPM_SetEnabledMask,
  3432. pi->dpm_level_enable_mask.samu_dpm_enable_mask);
  3433. }
  3434. return (amdgpu_ci_send_msg_to_smc(adev, enable ?
  3435. PPSMC_MSG_SAMUDPM_Enable : PPSMC_MSG_SAMUDPM_Disable) == PPSMC_Result_OK) ?
  3436. 0 : -EINVAL;
  3437. }
  3438. static int ci_enable_acp_dpm(struct amdgpu_device *adev, bool enable)
  3439. {
  3440. struct ci_power_info *pi = ci_get_pi(adev);
  3441. const struct amdgpu_clock_and_voltage_limits *max_limits;
  3442. int i;
  3443. if (adev->pm.dpm.ac_power)
  3444. max_limits = &adev->pm.dpm.dyn_state.max_clock_voltage_on_ac;
  3445. else
  3446. max_limits = &adev->pm.dpm.dyn_state.max_clock_voltage_on_dc;
  3447. if (enable) {
  3448. pi->dpm_level_enable_mask.acp_dpm_enable_mask = 0;
  3449. for (i = adev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.count - 1; i >= 0; i--) {
  3450. if (adev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries[i].v <= max_limits->vddc) {
  3451. pi->dpm_level_enable_mask.acp_dpm_enable_mask |= 1 << i;
  3452. if (!pi->caps_acp_dpm)
  3453. break;
  3454. }
  3455. }
  3456. amdgpu_ci_send_msg_to_smc_with_parameter(adev,
  3457. PPSMC_MSG_ACPDPM_SetEnabledMask,
  3458. pi->dpm_level_enable_mask.acp_dpm_enable_mask);
  3459. }
  3460. return (amdgpu_ci_send_msg_to_smc(adev, enable ?
  3461. PPSMC_MSG_ACPDPM_Enable : PPSMC_MSG_ACPDPM_Disable) == PPSMC_Result_OK) ?
  3462. 0 : -EINVAL;
  3463. }
  3464. #endif
  3465. static int ci_update_uvd_dpm(struct amdgpu_device *adev, bool gate)
  3466. {
  3467. struct ci_power_info *pi = ci_get_pi(adev);
  3468. u32 tmp;
  3469. if (!gate) {
  3470. if (pi->caps_uvd_dpm ||
  3471. (adev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.count <= 0))
  3472. pi->smc_state_table.UvdBootLevel = 0;
  3473. else
  3474. pi->smc_state_table.UvdBootLevel =
  3475. adev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.count - 1;
  3476. tmp = RREG32_SMC(ixDPM_TABLE_475);
  3477. tmp &= ~DPM_TABLE_475__UvdBootLevel_MASK;
  3478. tmp |= (pi->smc_state_table.UvdBootLevel << DPM_TABLE_475__UvdBootLevel__SHIFT);
  3479. WREG32_SMC(ixDPM_TABLE_475, tmp);
  3480. }
  3481. return ci_enable_uvd_dpm(adev, !gate);
  3482. }
  3483. static u8 ci_get_vce_boot_level(struct amdgpu_device *adev)
  3484. {
  3485. u8 i;
  3486. u32 min_evclk = 30000; /* ??? */
  3487. struct amdgpu_vce_clock_voltage_dependency_table *table =
  3488. &adev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table;
  3489. for (i = 0; i < table->count; i++) {
  3490. if (table->entries[i].evclk >= min_evclk)
  3491. return i;
  3492. }
  3493. return table->count - 1;
  3494. }
  3495. static int ci_update_vce_dpm(struct amdgpu_device *adev,
  3496. struct amdgpu_ps *amdgpu_new_state,
  3497. struct amdgpu_ps *amdgpu_current_state)
  3498. {
  3499. struct ci_power_info *pi = ci_get_pi(adev);
  3500. int ret = 0;
  3501. u32 tmp;
  3502. if (amdgpu_current_state->evclk != amdgpu_new_state->evclk) {
  3503. if (amdgpu_new_state->evclk) {
  3504. /* turn the clocks on when encoding */
  3505. ret = amdgpu_set_clockgating_state(adev, AMD_IP_BLOCK_TYPE_VCE,
  3506. AMD_CG_STATE_UNGATE);
  3507. if (ret)
  3508. return ret;
  3509. pi->smc_state_table.VceBootLevel = ci_get_vce_boot_level(adev);
  3510. tmp = RREG32_SMC(ixDPM_TABLE_475);
  3511. tmp &= ~DPM_TABLE_475__VceBootLevel_MASK;
  3512. tmp |= (pi->smc_state_table.VceBootLevel << DPM_TABLE_475__VceBootLevel__SHIFT);
  3513. WREG32_SMC(ixDPM_TABLE_475, tmp);
  3514. ret = ci_enable_vce_dpm(adev, true);
  3515. } else {
  3516. /* turn the clocks off when not encoding */
  3517. ret = amdgpu_set_clockgating_state(adev, AMD_IP_BLOCK_TYPE_VCE,
  3518. AMD_CG_STATE_GATE);
  3519. if (ret)
  3520. return ret;
  3521. ret = ci_enable_vce_dpm(adev, false);
  3522. }
  3523. }
  3524. return ret;
  3525. }
  3526. #if 0
  3527. static int ci_update_samu_dpm(struct amdgpu_device *adev, bool gate)
  3528. {
  3529. return ci_enable_samu_dpm(adev, gate);
  3530. }
  3531. static int ci_update_acp_dpm(struct amdgpu_device *adev, bool gate)
  3532. {
  3533. struct ci_power_info *pi = ci_get_pi(adev);
  3534. u32 tmp;
  3535. if (!gate) {
  3536. pi->smc_state_table.AcpBootLevel = 0;
  3537. tmp = RREG32_SMC(ixDPM_TABLE_475);
  3538. tmp &= ~AcpBootLevel_MASK;
  3539. tmp |= AcpBootLevel(pi->smc_state_table.AcpBootLevel);
  3540. WREG32_SMC(ixDPM_TABLE_475, tmp);
  3541. }
  3542. return ci_enable_acp_dpm(adev, !gate);
  3543. }
  3544. #endif
  3545. static int ci_generate_dpm_level_enable_mask(struct amdgpu_device *adev,
  3546. struct amdgpu_ps *amdgpu_state)
  3547. {
  3548. struct ci_power_info *pi = ci_get_pi(adev);
  3549. int ret;
  3550. ret = ci_trim_dpm_states(adev, amdgpu_state);
  3551. if (ret)
  3552. return ret;
  3553. pi->dpm_level_enable_mask.sclk_dpm_enable_mask =
  3554. ci_get_dpm_level_enable_mask_value(&pi->dpm_table.sclk_table);
  3555. pi->dpm_level_enable_mask.mclk_dpm_enable_mask =
  3556. ci_get_dpm_level_enable_mask_value(&pi->dpm_table.mclk_table);
  3557. pi->last_mclk_dpm_enable_mask =
  3558. pi->dpm_level_enable_mask.mclk_dpm_enable_mask;
  3559. if (pi->uvd_enabled) {
  3560. if (pi->dpm_level_enable_mask.mclk_dpm_enable_mask & 1)
  3561. pi->dpm_level_enable_mask.mclk_dpm_enable_mask &= 0xFFFFFFFE;
  3562. }
  3563. pi->dpm_level_enable_mask.pcie_dpm_enable_mask =
  3564. ci_get_dpm_level_enable_mask_value(&pi->dpm_table.pcie_speed_table);
  3565. return 0;
  3566. }
  3567. static u32 ci_get_lowest_enabled_level(struct amdgpu_device *adev,
  3568. u32 level_mask)
  3569. {
  3570. u32 level = 0;
  3571. while ((level_mask & (1 << level)) == 0)
  3572. level++;
  3573. return level;
  3574. }
  3575. static int ci_dpm_force_performance_level(struct amdgpu_device *adev,
  3576. enum amdgpu_dpm_forced_level level)
  3577. {
  3578. struct ci_power_info *pi = ci_get_pi(adev);
  3579. u32 tmp, levels, i;
  3580. int ret;
  3581. if (level == AMDGPU_DPM_FORCED_LEVEL_HIGH) {
  3582. if ((!pi->pcie_dpm_key_disabled) &&
  3583. pi->dpm_level_enable_mask.pcie_dpm_enable_mask) {
  3584. levels = 0;
  3585. tmp = pi->dpm_level_enable_mask.pcie_dpm_enable_mask;
  3586. while (tmp >>= 1)
  3587. levels++;
  3588. if (levels) {
  3589. ret = ci_dpm_force_state_pcie(adev, level);
  3590. if (ret)
  3591. return ret;
  3592. for (i = 0; i < adev->usec_timeout; i++) {
  3593. tmp = (RREG32_SMC(ixTARGET_AND_CURRENT_PROFILE_INDEX_1) &
  3594. TARGET_AND_CURRENT_PROFILE_INDEX_1__CURR_PCIE_INDEX_MASK) >>
  3595. TARGET_AND_CURRENT_PROFILE_INDEX_1__CURR_PCIE_INDEX__SHIFT;
  3596. if (tmp == levels)
  3597. break;
  3598. udelay(1);
  3599. }
  3600. }
  3601. }
  3602. if ((!pi->sclk_dpm_key_disabled) &&
  3603. pi->dpm_level_enable_mask.sclk_dpm_enable_mask) {
  3604. levels = 0;
  3605. tmp = pi->dpm_level_enable_mask.sclk_dpm_enable_mask;
  3606. while (tmp >>= 1)
  3607. levels++;
  3608. if (levels) {
  3609. ret = ci_dpm_force_state_sclk(adev, levels);
  3610. if (ret)
  3611. return ret;
  3612. for (i = 0; i < adev->usec_timeout; i++) {
  3613. tmp = (RREG32_SMC(ixTARGET_AND_CURRENT_PROFILE_INDEX) &
  3614. TARGET_AND_CURRENT_PROFILE_INDEX__CURR_SCLK_INDEX_MASK) >>
  3615. TARGET_AND_CURRENT_PROFILE_INDEX__CURR_SCLK_INDEX__SHIFT;
  3616. if (tmp == levels)
  3617. break;
  3618. udelay(1);
  3619. }
  3620. }
  3621. }
  3622. if ((!pi->mclk_dpm_key_disabled) &&
  3623. pi->dpm_level_enable_mask.mclk_dpm_enable_mask) {
  3624. levels = 0;
  3625. tmp = pi->dpm_level_enable_mask.mclk_dpm_enable_mask;
  3626. while (tmp >>= 1)
  3627. levels++;
  3628. if (levels) {
  3629. ret = ci_dpm_force_state_mclk(adev, levels);
  3630. if (ret)
  3631. return ret;
  3632. for (i = 0; i < adev->usec_timeout; i++) {
  3633. tmp = (RREG32_SMC(ixTARGET_AND_CURRENT_PROFILE_INDEX) &
  3634. TARGET_AND_CURRENT_PROFILE_INDEX__CURR_MCLK_INDEX_MASK) >>
  3635. TARGET_AND_CURRENT_PROFILE_INDEX__CURR_MCLK_INDEX__SHIFT;
  3636. if (tmp == levels)
  3637. break;
  3638. udelay(1);
  3639. }
  3640. }
  3641. }
  3642. if ((!pi->pcie_dpm_key_disabled) &&
  3643. pi->dpm_level_enable_mask.pcie_dpm_enable_mask) {
  3644. levels = 0;
  3645. tmp = pi->dpm_level_enable_mask.pcie_dpm_enable_mask;
  3646. while (tmp >>= 1)
  3647. levels++;
  3648. if (levels) {
  3649. ret = ci_dpm_force_state_pcie(adev, level);
  3650. if (ret)
  3651. return ret;
  3652. for (i = 0; i < adev->usec_timeout; i++) {
  3653. tmp = (RREG32_SMC(ixTARGET_AND_CURRENT_PROFILE_INDEX_1) &
  3654. TARGET_AND_CURRENT_PROFILE_INDEX_1__CURR_PCIE_INDEX_MASK) >>
  3655. TARGET_AND_CURRENT_PROFILE_INDEX_1__CURR_PCIE_INDEX__SHIFT;
  3656. if (tmp == levels)
  3657. break;
  3658. udelay(1);
  3659. }
  3660. }
  3661. }
  3662. } else if (level == AMDGPU_DPM_FORCED_LEVEL_LOW) {
  3663. if ((!pi->sclk_dpm_key_disabled) &&
  3664. pi->dpm_level_enable_mask.sclk_dpm_enable_mask) {
  3665. levels = ci_get_lowest_enabled_level(adev,
  3666. pi->dpm_level_enable_mask.sclk_dpm_enable_mask);
  3667. ret = ci_dpm_force_state_sclk(adev, levels);
  3668. if (ret)
  3669. return ret;
  3670. for (i = 0; i < adev->usec_timeout; i++) {
  3671. tmp = (RREG32_SMC(ixTARGET_AND_CURRENT_PROFILE_INDEX) &
  3672. TARGET_AND_CURRENT_PROFILE_INDEX__CURR_SCLK_INDEX_MASK) >>
  3673. TARGET_AND_CURRENT_PROFILE_INDEX__CURR_SCLK_INDEX__SHIFT;
  3674. if (tmp == levels)
  3675. break;
  3676. udelay(1);
  3677. }
  3678. }
  3679. if ((!pi->mclk_dpm_key_disabled) &&
  3680. pi->dpm_level_enable_mask.mclk_dpm_enable_mask) {
  3681. levels = ci_get_lowest_enabled_level(adev,
  3682. pi->dpm_level_enable_mask.mclk_dpm_enable_mask);
  3683. ret = ci_dpm_force_state_mclk(adev, levels);
  3684. if (ret)
  3685. return ret;
  3686. for (i = 0; i < adev->usec_timeout; i++) {
  3687. tmp = (RREG32_SMC(ixTARGET_AND_CURRENT_PROFILE_INDEX) &
  3688. TARGET_AND_CURRENT_PROFILE_INDEX__CURR_MCLK_INDEX_MASK) >>
  3689. TARGET_AND_CURRENT_PROFILE_INDEX__CURR_MCLK_INDEX__SHIFT;
  3690. if (tmp == levels)
  3691. break;
  3692. udelay(1);
  3693. }
  3694. }
  3695. if ((!pi->pcie_dpm_key_disabled) &&
  3696. pi->dpm_level_enable_mask.pcie_dpm_enable_mask) {
  3697. levels = ci_get_lowest_enabled_level(adev,
  3698. pi->dpm_level_enable_mask.pcie_dpm_enable_mask);
  3699. ret = ci_dpm_force_state_pcie(adev, levels);
  3700. if (ret)
  3701. return ret;
  3702. for (i = 0; i < adev->usec_timeout; i++) {
  3703. tmp = (RREG32_SMC(ixTARGET_AND_CURRENT_PROFILE_INDEX_1) &
  3704. TARGET_AND_CURRENT_PROFILE_INDEX_1__CURR_PCIE_INDEX_MASK) >>
  3705. TARGET_AND_CURRENT_PROFILE_INDEX_1__CURR_PCIE_INDEX__SHIFT;
  3706. if (tmp == levels)
  3707. break;
  3708. udelay(1);
  3709. }
  3710. }
  3711. } else if (level == AMDGPU_DPM_FORCED_LEVEL_AUTO) {
  3712. if (!pi->pcie_dpm_key_disabled) {
  3713. PPSMC_Result smc_result;
  3714. smc_result = amdgpu_ci_send_msg_to_smc(adev,
  3715. PPSMC_MSG_PCIeDPM_UnForceLevel);
  3716. if (smc_result != PPSMC_Result_OK)
  3717. return -EINVAL;
  3718. }
  3719. ret = ci_upload_dpm_level_enable_mask(adev);
  3720. if (ret)
  3721. return ret;
  3722. }
  3723. adev->pm.dpm.forced_level = level;
  3724. return 0;
  3725. }
  3726. static int ci_set_mc_special_registers(struct amdgpu_device *adev,
  3727. struct ci_mc_reg_table *table)
  3728. {
  3729. u8 i, j, k;
  3730. u32 temp_reg;
  3731. for (i = 0, j = table->last; i < table->last; i++) {
  3732. if (j >= SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE)
  3733. return -EINVAL;
  3734. switch(table->mc_reg_address[i].s1) {
  3735. case mmMC_SEQ_MISC1:
  3736. temp_reg = RREG32(mmMC_PMG_CMD_EMRS);
  3737. table->mc_reg_address[j].s1 = mmMC_PMG_CMD_EMRS;
  3738. table->mc_reg_address[j].s0 = mmMC_SEQ_PMG_CMD_EMRS_LP;
  3739. for (k = 0; k < table->num_entries; k++) {
  3740. table->mc_reg_table_entry[k].mc_data[j] =
  3741. ((temp_reg & 0xffff0000)) | ((table->mc_reg_table_entry[k].mc_data[i] & 0xffff0000) >> 16);
  3742. }
  3743. j++;
  3744. if (j >= SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE)
  3745. return -EINVAL;
  3746. temp_reg = RREG32(mmMC_PMG_CMD_MRS);
  3747. table->mc_reg_address[j].s1 = mmMC_PMG_CMD_MRS;
  3748. table->mc_reg_address[j].s0 = mmMC_SEQ_PMG_CMD_MRS_LP;
  3749. for (k = 0; k < table->num_entries; k++) {
  3750. table->mc_reg_table_entry[k].mc_data[j] =
  3751. (temp_reg & 0xffff0000) | (table->mc_reg_table_entry[k].mc_data[i] & 0x0000ffff);
  3752. if (adev->mc.vram_type != AMDGPU_VRAM_TYPE_GDDR5)
  3753. table->mc_reg_table_entry[k].mc_data[j] |= 0x100;
  3754. }
  3755. j++;
  3756. if (j > SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE)
  3757. return -EINVAL;
  3758. if (adev->mc.vram_type != AMDGPU_VRAM_TYPE_GDDR5) {
  3759. table->mc_reg_address[j].s1 = mmMC_PMG_AUTO_CMD;
  3760. table->mc_reg_address[j].s0 = mmMC_PMG_AUTO_CMD;
  3761. for (k = 0; k < table->num_entries; k++) {
  3762. table->mc_reg_table_entry[k].mc_data[j] =
  3763. (table->mc_reg_table_entry[k].mc_data[i] & 0xffff0000) >> 16;
  3764. }
  3765. j++;
  3766. if (j > SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE)
  3767. return -EINVAL;
  3768. }
  3769. break;
  3770. case mmMC_SEQ_RESERVE_M:
  3771. temp_reg = RREG32(mmMC_PMG_CMD_MRS1);
  3772. table->mc_reg_address[j].s1 = mmMC_PMG_CMD_MRS1;
  3773. table->mc_reg_address[j].s0 = mmMC_SEQ_PMG_CMD_MRS1_LP;
  3774. for (k = 0; k < table->num_entries; k++) {
  3775. table->mc_reg_table_entry[k].mc_data[j] =
  3776. (temp_reg & 0xffff0000) | (table->mc_reg_table_entry[k].mc_data[i] & 0x0000ffff);
  3777. }
  3778. j++;
  3779. if (j > SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE)
  3780. return -EINVAL;
  3781. break;
  3782. default:
  3783. break;
  3784. }
  3785. }
  3786. table->last = j;
  3787. return 0;
  3788. }
  3789. static bool ci_check_s0_mc_reg_index(u16 in_reg, u16 *out_reg)
  3790. {
  3791. bool result = true;
  3792. switch(in_reg) {
  3793. case mmMC_SEQ_RAS_TIMING:
  3794. *out_reg = mmMC_SEQ_RAS_TIMING_LP;
  3795. break;
  3796. case mmMC_SEQ_DLL_STBY:
  3797. *out_reg = mmMC_SEQ_DLL_STBY_LP;
  3798. break;
  3799. case mmMC_SEQ_G5PDX_CMD0:
  3800. *out_reg = mmMC_SEQ_G5PDX_CMD0_LP;
  3801. break;
  3802. case mmMC_SEQ_G5PDX_CMD1:
  3803. *out_reg = mmMC_SEQ_G5PDX_CMD1_LP;
  3804. break;
  3805. case mmMC_SEQ_G5PDX_CTRL:
  3806. *out_reg = mmMC_SEQ_G5PDX_CTRL_LP;
  3807. break;
  3808. case mmMC_SEQ_CAS_TIMING:
  3809. *out_reg = mmMC_SEQ_CAS_TIMING_LP;
  3810. break;
  3811. case mmMC_SEQ_MISC_TIMING:
  3812. *out_reg = mmMC_SEQ_MISC_TIMING_LP;
  3813. break;
  3814. case mmMC_SEQ_MISC_TIMING2:
  3815. *out_reg = mmMC_SEQ_MISC_TIMING2_LP;
  3816. break;
  3817. case mmMC_SEQ_PMG_DVS_CMD:
  3818. *out_reg = mmMC_SEQ_PMG_DVS_CMD_LP;
  3819. break;
  3820. case mmMC_SEQ_PMG_DVS_CTL:
  3821. *out_reg = mmMC_SEQ_PMG_DVS_CTL_LP;
  3822. break;
  3823. case mmMC_SEQ_RD_CTL_D0:
  3824. *out_reg = mmMC_SEQ_RD_CTL_D0_LP;
  3825. break;
  3826. case mmMC_SEQ_RD_CTL_D1:
  3827. *out_reg = mmMC_SEQ_RD_CTL_D1_LP;
  3828. break;
  3829. case mmMC_SEQ_WR_CTL_D0:
  3830. *out_reg = mmMC_SEQ_WR_CTL_D0_LP;
  3831. break;
  3832. case mmMC_SEQ_WR_CTL_D1:
  3833. *out_reg = mmMC_SEQ_WR_CTL_D1_LP;
  3834. break;
  3835. case mmMC_PMG_CMD_EMRS:
  3836. *out_reg = mmMC_SEQ_PMG_CMD_EMRS_LP;
  3837. break;
  3838. case mmMC_PMG_CMD_MRS:
  3839. *out_reg = mmMC_SEQ_PMG_CMD_MRS_LP;
  3840. break;
  3841. case mmMC_PMG_CMD_MRS1:
  3842. *out_reg = mmMC_SEQ_PMG_CMD_MRS1_LP;
  3843. break;
  3844. case mmMC_SEQ_PMG_TIMING:
  3845. *out_reg = mmMC_SEQ_PMG_TIMING_LP;
  3846. break;
  3847. case mmMC_PMG_CMD_MRS2:
  3848. *out_reg = mmMC_SEQ_PMG_CMD_MRS2_LP;
  3849. break;
  3850. case mmMC_SEQ_WR_CTL_2:
  3851. *out_reg = mmMC_SEQ_WR_CTL_2_LP;
  3852. break;
  3853. default:
  3854. result = false;
  3855. break;
  3856. }
  3857. return result;
  3858. }
  3859. static void ci_set_valid_flag(struct ci_mc_reg_table *table)
  3860. {
  3861. u8 i, j;
  3862. for (i = 0; i < table->last; i++) {
  3863. for (j = 1; j < table->num_entries; j++) {
  3864. if (table->mc_reg_table_entry[j-1].mc_data[i] !=
  3865. table->mc_reg_table_entry[j].mc_data[i]) {
  3866. table->valid_flag |= 1 << i;
  3867. break;
  3868. }
  3869. }
  3870. }
  3871. }
  3872. static void ci_set_s0_mc_reg_index(struct ci_mc_reg_table *table)
  3873. {
  3874. u32 i;
  3875. u16 address;
  3876. for (i = 0; i < table->last; i++) {
  3877. table->mc_reg_address[i].s0 =
  3878. ci_check_s0_mc_reg_index(table->mc_reg_address[i].s1, &address) ?
  3879. address : table->mc_reg_address[i].s1;
  3880. }
  3881. }
  3882. static int ci_copy_vbios_mc_reg_table(const struct atom_mc_reg_table *table,
  3883. struct ci_mc_reg_table *ci_table)
  3884. {
  3885. u8 i, j;
  3886. if (table->last > SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE)
  3887. return -EINVAL;
  3888. if (table->num_entries > MAX_AC_TIMING_ENTRIES)
  3889. return -EINVAL;
  3890. for (i = 0; i < table->last; i++)
  3891. ci_table->mc_reg_address[i].s1 = table->mc_reg_address[i].s1;
  3892. ci_table->last = table->last;
  3893. for (i = 0; i < table->num_entries; i++) {
  3894. ci_table->mc_reg_table_entry[i].mclk_max =
  3895. table->mc_reg_table_entry[i].mclk_max;
  3896. for (j = 0; j < table->last; j++)
  3897. ci_table->mc_reg_table_entry[i].mc_data[j] =
  3898. table->mc_reg_table_entry[i].mc_data[j];
  3899. }
  3900. ci_table->num_entries = table->num_entries;
  3901. return 0;
  3902. }
  3903. static int ci_register_patching_mc_seq(struct amdgpu_device *adev,
  3904. struct ci_mc_reg_table *table)
  3905. {
  3906. u8 i, k;
  3907. u32 tmp;
  3908. bool patch;
  3909. tmp = RREG32(mmMC_SEQ_MISC0);
  3910. patch = ((tmp & 0x0000f00) == 0x300) ? true : false;
  3911. if (patch &&
  3912. ((adev->pdev->device == 0x67B0) ||
  3913. (adev->pdev->device == 0x67B1))) {
  3914. for (i = 0; i < table->last; i++) {
  3915. if (table->last >= SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE)
  3916. return -EINVAL;
  3917. switch (table->mc_reg_address[i].s1) {
  3918. case mmMC_SEQ_MISC1:
  3919. for (k = 0; k < table->num_entries; k++) {
  3920. if ((table->mc_reg_table_entry[k].mclk_max == 125000) ||
  3921. (table->mc_reg_table_entry[k].mclk_max == 137500))
  3922. table->mc_reg_table_entry[k].mc_data[i] =
  3923. (table->mc_reg_table_entry[k].mc_data[i] & 0xFFFFFFF8) |
  3924. 0x00000007;
  3925. }
  3926. break;
  3927. case mmMC_SEQ_WR_CTL_D0:
  3928. for (k = 0; k < table->num_entries; k++) {
  3929. if ((table->mc_reg_table_entry[k].mclk_max == 125000) ||
  3930. (table->mc_reg_table_entry[k].mclk_max == 137500))
  3931. table->mc_reg_table_entry[k].mc_data[i] =
  3932. (table->mc_reg_table_entry[k].mc_data[i] & 0xFFFF0F00) |
  3933. 0x0000D0DD;
  3934. }
  3935. break;
  3936. case mmMC_SEQ_WR_CTL_D1:
  3937. for (k = 0; k < table->num_entries; k++) {
  3938. if ((table->mc_reg_table_entry[k].mclk_max == 125000) ||
  3939. (table->mc_reg_table_entry[k].mclk_max == 137500))
  3940. table->mc_reg_table_entry[k].mc_data[i] =
  3941. (table->mc_reg_table_entry[k].mc_data[i] & 0xFFFF0F00) |
  3942. 0x0000D0DD;
  3943. }
  3944. break;
  3945. case mmMC_SEQ_WR_CTL_2:
  3946. for (k = 0; k < table->num_entries; k++) {
  3947. if ((table->mc_reg_table_entry[k].mclk_max == 125000) ||
  3948. (table->mc_reg_table_entry[k].mclk_max == 137500))
  3949. table->mc_reg_table_entry[k].mc_data[i] = 0;
  3950. }
  3951. break;
  3952. case mmMC_SEQ_CAS_TIMING:
  3953. for (k = 0; k < table->num_entries; k++) {
  3954. if (table->mc_reg_table_entry[k].mclk_max == 125000)
  3955. table->mc_reg_table_entry[k].mc_data[i] =
  3956. (table->mc_reg_table_entry[k].mc_data[i] & 0xFFE0FE0F) |
  3957. 0x000C0140;
  3958. else if (table->mc_reg_table_entry[k].mclk_max == 137500)
  3959. table->mc_reg_table_entry[k].mc_data[i] =
  3960. (table->mc_reg_table_entry[k].mc_data[i] & 0xFFE0FE0F) |
  3961. 0x000C0150;
  3962. }
  3963. break;
  3964. case mmMC_SEQ_MISC_TIMING:
  3965. for (k = 0; k < table->num_entries; k++) {
  3966. if (table->mc_reg_table_entry[k].mclk_max == 125000)
  3967. table->mc_reg_table_entry[k].mc_data[i] =
  3968. (table->mc_reg_table_entry[k].mc_data[i] & 0xFFFFFFE0) |
  3969. 0x00000030;
  3970. else if (table->mc_reg_table_entry[k].mclk_max == 137500)
  3971. table->mc_reg_table_entry[k].mc_data[i] =
  3972. (table->mc_reg_table_entry[k].mc_data[i] & 0xFFFFFFE0) |
  3973. 0x00000035;
  3974. }
  3975. break;
  3976. default:
  3977. break;
  3978. }
  3979. }
  3980. WREG32(mmMC_SEQ_IO_DEBUG_INDEX, 3);
  3981. tmp = RREG32(mmMC_SEQ_IO_DEBUG_DATA);
  3982. tmp = (tmp & 0xFFF8FFFF) | (1 << 16);
  3983. WREG32(mmMC_SEQ_IO_DEBUG_INDEX, 3);
  3984. WREG32(mmMC_SEQ_IO_DEBUG_DATA, tmp);
  3985. }
  3986. return 0;
  3987. }
  3988. static int ci_initialize_mc_reg_table(struct amdgpu_device *adev)
  3989. {
  3990. struct ci_power_info *pi = ci_get_pi(adev);
  3991. struct atom_mc_reg_table *table;
  3992. struct ci_mc_reg_table *ci_table = &pi->mc_reg_table;
  3993. u8 module_index = ci_get_memory_module_index(adev);
  3994. int ret;
  3995. table = kzalloc(sizeof(struct atom_mc_reg_table), GFP_KERNEL);
  3996. if (!table)
  3997. return -ENOMEM;
  3998. WREG32(mmMC_SEQ_RAS_TIMING_LP, RREG32(mmMC_SEQ_RAS_TIMING));
  3999. WREG32(mmMC_SEQ_CAS_TIMING_LP, RREG32(mmMC_SEQ_CAS_TIMING));
  4000. WREG32(mmMC_SEQ_DLL_STBY_LP, RREG32(mmMC_SEQ_DLL_STBY));
  4001. WREG32(mmMC_SEQ_G5PDX_CMD0_LP, RREG32(mmMC_SEQ_G5PDX_CMD0));
  4002. WREG32(mmMC_SEQ_G5PDX_CMD1_LP, RREG32(mmMC_SEQ_G5PDX_CMD1));
  4003. WREG32(mmMC_SEQ_G5PDX_CTRL_LP, RREG32(mmMC_SEQ_G5PDX_CTRL));
  4004. WREG32(mmMC_SEQ_PMG_DVS_CMD_LP, RREG32(mmMC_SEQ_PMG_DVS_CMD));
  4005. WREG32(mmMC_SEQ_PMG_DVS_CTL_LP, RREG32(mmMC_SEQ_PMG_DVS_CTL));
  4006. WREG32(mmMC_SEQ_MISC_TIMING_LP, RREG32(mmMC_SEQ_MISC_TIMING));
  4007. WREG32(mmMC_SEQ_MISC_TIMING2_LP, RREG32(mmMC_SEQ_MISC_TIMING2));
  4008. WREG32(mmMC_SEQ_PMG_CMD_EMRS_LP, RREG32(mmMC_PMG_CMD_EMRS));
  4009. WREG32(mmMC_SEQ_PMG_CMD_MRS_LP, RREG32(mmMC_PMG_CMD_MRS));
  4010. WREG32(mmMC_SEQ_PMG_CMD_MRS1_LP, RREG32(mmMC_PMG_CMD_MRS1));
  4011. WREG32(mmMC_SEQ_WR_CTL_D0_LP, RREG32(mmMC_SEQ_WR_CTL_D0));
  4012. WREG32(mmMC_SEQ_WR_CTL_D1_LP, RREG32(mmMC_SEQ_WR_CTL_D1));
  4013. WREG32(mmMC_SEQ_RD_CTL_D0_LP, RREG32(mmMC_SEQ_RD_CTL_D0));
  4014. WREG32(mmMC_SEQ_RD_CTL_D1_LP, RREG32(mmMC_SEQ_RD_CTL_D1));
  4015. WREG32(mmMC_SEQ_PMG_TIMING_LP, RREG32(mmMC_SEQ_PMG_TIMING));
  4016. WREG32(mmMC_SEQ_PMG_CMD_MRS2_LP, RREG32(mmMC_PMG_CMD_MRS2));
  4017. WREG32(mmMC_SEQ_WR_CTL_2_LP, RREG32(mmMC_SEQ_WR_CTL_2));
  4018. ret = amdgpu_atombios_init_mc_reg_table(adev, module_index, table);
  4019. if (ret)
  4020. goto init_mc_done;
  4021. ret = ci_copy_vbios_mc_reg_table(table, ci_table);
  4022. if (ret)
  4023. goto init_mc_done;
  4024. ci_set_s0_mc_reg_index(ci_table);
  4025. ret = ci_register_patching_mc_seq(adev, ci_table);
  4026. if (ret)
  4027. goto init_mc_done;
  4028. ret = ci_set_mc_special_registers(adev, ci_table);
  4029. if (ret)
  4030. goto init_mc_done;
  4031. ci_set_valid_flag(ci_table);
  4032. init_mc_done:
  4033. kfree(table);
  4034. return ret;
  4035. }
  4036. static int ci_populate_mc_reg_addresses(struct amdgpu_device *adev,
  4037. SMU7_Discrete_MCRegisters *mc_reg_table)
  4038. {
  4039. struct ci_power_info *pi = ci_get_pi(adev);
  4040. u32 i, j;
  4041. for (i = 0, j = 0; j < pi->mc_reg_table.last; j++) {
  4042. if (pi->mc_reg_table.valid_flag & (1 << j)) {
  4043. if (i >= SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE)
  4044. return -EINVAL;
  4045. mc_reg_table->address[i].s0 = cpu_to_be16(pi->mc_reg_table.mc_reg_address[j].s0);
  4046. mc_reg_table->address[i].s1 = cpu_to_be16(pi->mc_reg_table.mc_reg_address[j].s1);
  4047. i++;
  4048. }
  4049. }
  4050. mc_reg_table->last = (u8)i;
  4051. return 0;
  4052. }
  4053. static void ci_convert_mc_registers(const struct ci_mc_reg_entry *entry,
  4054. SMU7_Discrete_MCRegisterSet *data,
  4055. u32 num_entries, u32 valid_flag)
  4056. {
  4057. u32 i, j;
  4058. for (i = 0, j = 0; j < num_entries; j++) {
  4059. if (valid_flag & (1 << j)) {
  4060. data->value[i] = cpu_to_be32(entry->mc_data[j]);
  4061. i++;
  4062. }
  4063. }
  4064. }
  4065. static void ci_convert_mc_reg_table_entry_to_smc(struct amdgpu_device *adev,
  4066. const u32 memory_clock,
  4067. SMU7_Discrete_MCRegisterSet *mc_reg_table_data)
  4068. {
  4069. struct ci_power_info *pi = ci_get_pi(adev);
  4070. u32 i = 0;
  4071. for(i = 0; i < pi->mc_reg_table.num_entries; i++) {
  4072. if (memory_clock <= pi->mc_reg_table.mc_reg_table_entry[i].mclk_max)
  4073. break;
  4074. }
  4075. if ((i == pi->mc_reg_table.num_entries) && (i > 0))
  4076. --i;
  4077. ci_convert_mc_registers(&pi->mc_reg_table.mc_reg_table_entry[i],
  4078. mc_reg_table_data, pi->mc_reg_table.last,
  4079. pi->mc_reg_table.valid_flag);
  4080. }
  4081. static void ci_convert_mc_reg_table_to_smc(struct amdgpu_device *adev,
  4082. SMU7_Discrete_MCRegisters *mc_reg_table)
  4083. {
  4084. struct ci_power_info *pi = ci_get_pi(adev);
  4085. u32 i;
  4086. for (i = 0; i < pi->dpm_table.mclk_table.count; i++)
  4087. ci_convert_mc_reg_table_entry_to_smc(adev,
  4088. pi->dpm_table.mclk_table.dpm_levels[i].value,
  4089. &mc_reg_table->data[i]);
  4090. }
  4091. static int ci_populate_initial_mc_reg_table(struct amdgpu_device *adev)
  4092. {
  4093. struct ci_power_info *pi = ci_get_pi(adev);
  4094. int ret;
  4095. memset(&pi->smc_mc_reg_table, 0, sizeof(SMU7_Discrete_MCRegisters));
  4096. ret = ci_populate_mc_reg_addresses(adev, &pi->smc_mc_reg_table);
  4097. if (ret)
  4098. return ret;
  4099. ci_convert_mc_reg_table_to_smc(adev, &pi->smc_mc_reg_table);
  4100. return amdgpu_ci_copy_bytes_to_smc(adev,
  4101. pi->mc_reg_table_start,
  4102. (u8 *)&pi->smc_mc_reg_table,
  4103. sizeof(SMU7_Discrete_MCRegisters),
  4104. pi->sram_end);
  4105. }
  4106. static int ci_update_and_upload_mc_reg_table(struct amdgpu_device *adev)
  4107. {
  4108. struct ci_power_info *pi = ci_get_pi(adev);
  4109. if (!(pi->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_MCLK))
  4110. return 0;
  4111. memset(&pi->smc_mc_reg_table, 0, sizeof(SMU7_Discrete_MCRegisters));
  4112. ci_convert_mc_reg_table_to_smc(adev, &pi->smc_mc_reg_table);
  4113. return amdgpu_ci_copy_bytes_to_smc(adev,
  4114. pi->mc_reg_table_start +
  4115. offsetof(SMU7_Discrete_MCRegisters, data[0]),
  4116. (u8 *)&pi->smc_mc_reg_table.data[0],
  4117. sizeof(SMU7_Discrete_MCRegisterSet) *
  4118. pi->dpm_table.mclk_table.count,
  4119. pi->sram_end);
  4120. }
  4121. static void ci_enable_voltage_control(struct amdgpu_device *adev)
  4122. {
  4123. u32 tmp = RREG32_SMC(ixGENERAL_PWRMGT);
  4124. tmp |= GENERAL_PWRMGT__VOLT_PWRMGT_EN_MASK;
  4125. WREG32_SMC(ixGENERAL_PWRMGT, tmp);
  4126. }
  4127. static enum amdgpu_pcie_gen ci_get_maximum_link_speed(struct amdgpu_device *adev,
  4128. struct amdgpu_ps *amdgpu_state)
  4129. {
  4130. struct ci_ps *state = ci_get_ps(amdgpu_state);
  4131. int i;
  4132. u16 pcie_speed, max_speed = 0;
  4133. for (i = 0; i < state->performance_level_count; i++) {
  4134. pcie_speed = state->performance_levels[i].pcie_gen;
  4135. if (max_speed < pcie_speed)
  4136. max_speed = pcie_speed;
  4137. }
  4138. return max_speed;
  4139. }
  4140. static u16 ci_get_current_pcie_speed(struct amdgpu_device *adev)
  4141. {
  4142. u32 speed_cntl = 0;
  4143. speed_cntl = RREG32_PCIE(ixPCIE_LC_SPEED_CNTL) &
  4144. PCIE_LC_SPEED_CNTL__LC_CURRENT_DATA_RATE_MASK;
  4145. speed_cntl >>= PCIE_LC_SPEED_CNTL__LC_CURRENT_DATA_RATE__SHIFT;
  4146. return (u16)speed_cntl;
  4147. }
  4148. static int ci_get_current_pcie_lane_number(struct amdgpu_device *adev)
  4149. {
  4150. u32 link_width = 0;
  4151. link_width = RREG32_PCIE(ixPCIE_LC_LINK_WIDTH_CNTL) &
  4152. PCIE_LC_LINK_WIDTH_CNTL__LC_LINK_WIDTH_RD_MASK;
  4153. link_width >>= PCIE_LC_LINK_WIDTH_CNTL__LC_LINK_WIDTH_RD__SHIFT;
  4154. switch (link_width) {
  4155. case 1:
  4156. return 1;
  4157. case 2:
  4158. return 2;
  4159. case 3:
  4160. return 4;
  4161. case 4:
  4162. return 8;
  4163. case 0:
  4164. case 6:
  4165. default:
  4166. return 16;
  4167. }
  4168. }
  4169. static void ci_request_link_speed_change_before_state_change(struct amdgpu_device *adev,
  4170. struct amdgpu_ps *amdgpu_new_state,
  4171. struct amdgpu_ps *amdgpu_current_state)
  4172. {
  4173. struct ci_power_info *pi = ci_get_pi(adev);
  4174. enum amdgpu_pcie_gen target_link_speed =
  4175. ci_get_maximum_link_speed(adev, amdgpu_new_state);
  4176. enum amdgpu_pcie_gen current_link_speed;
  4177. if (pi->force_pcie_gen == AMDGPU_PCIE_GEN_INVALID)
  4178. current_link_speed = ci_get_maximum_link_speed(adev, amdgpu_current_state);
  4179. else
  4180. current_link_speed = pi->force_pcie_gen;
  4181. pi->force_pcie_gen = AMDGPU_PCIE_GEN_INVALID;
  4182. pi->pspp_notify_required = false;
  4183. if (target_link_speed > current_link_speed) {
  4184. switch (target_link_speed) {
  4185. #ifdef CONFIG_ACPI
  4186. case AMDGPU_PCIE_GEN3:
  4187. if (amdgpu_acpi_pcie_performance_request(adev, PCIE_PERF_REQ_PECI_GEN3, false) == 0)
  4188. break;
  4189. pi->force_pcie_gen = AMDGPU_PCIE_GEN2;
  4190. if (current_link_speed == AMDGPU_PCIE_GEN2)
  4191. break;
  4192. case AMDGPU_PCIE_GEN2:
  4193. if (amdgpu_acpi_pcie_performance_request(adev, PCIE_PERF_REQ_PECI_GEN2, false) == 0)
  4194. break;
  4195. #endif
  4196. default:
  4197. pi->force_pcie_gen = ci_get_current_pcie_speed(adev);
  4198. break;
  4199. }
  4200. } else {
  4201. if (target_link_speed < current_link_speed)
  4202. pi->pspp_notify_required = true;
  4203. }
  4204. }
  4205. static void ci_notify_link_speed_change_after_state_change(struct amdgpu_device *adev,
  4206. struct amdgpu_ps *amdgpu_new_state,
  4207. struct amdgpu_ps *amdgpu_current_state)
  4208. {
  4209. struct ci_power_info *pi = ci_get_pi(adev);
  4210. enum amdgpu_pcie_gen target_link_speed =
  4211. ci_get_maximum_link_speed(adev, amdgpu_new_state);
  4212. u8 request;
  4213. if (pi->pspp_notify_required) {
  4214. if (target_link_speed == AMDGPU_PCIE_GEN3)
  4215. request = PCIE_PERF_REQ_PECI_GEN3;
  4216. else if (target_link_speed == AMDGPU_PCIE_GEN2)
  4217. request = PCIE_PERF_REQ_PECI_GEN2;
  4218. else
  4219. request = PCIE_PERF_REQ_PECI_GEN1;
  4220. if ((request == PCIE_PERF_REQ_PECI_GEN1) &&
  4221. (ci_get_current_pcie_speed(adev) > 0))
  4222. return;
  4223. #ifdef CONFIG_ACPI
  4224. amdgpu_acpi_pcie_performance_request(adev, request, false);
  4225. #endif
  4226. }
  4227. }
  4228. static int ci_set_private_data_variables_based_on_pptable(struct amdgpu_device *adev)
  4229. {
  4230. struct ci_power_info *pi = ci_get_pi(adev);
  4231. struct amdgpu_clock_voltage_dependency_table *allowed_sclk_vddc_table =
  4232. &adev->pm.dpm.dyn_state.vddc_dependency_on_sclk;
  4233. struct amdgpu_clock_voltage_dependency_table *allowed_mclk_vddc_table =
  4234. &adev->pm.dpm.dyn_state.vddc_dependency_on_mclk;
  4235. struct amdgpu_clock_voltage_dependency_table *allowed_mclk_vddci_table =
  4236. &adev->pm.dpm.dyn_state.vddci_dependency_on_mclk;
  4237. if (allowed_sclk_vddc_table == NULL)
  4238. return -EINVAL;
  4239. if (allowed_sclk_vddc_table->count < 1)
  4240. return -EINVAL;
  4241. if (allowed_mclk_vddc_table == NULL)
  4242. return -EINVAL;
  4243. if (allowed_mclk_vddc_table->count < 1)
  4244. return -EINVAL;
  4245. if (allowed_mclk_vddci_table == NULL)
  4246. return -EINVAL;
  4247. if (allowed_mclk_vddci_table->count < 1)
  4248. return -EINVAL;
  4249. pi->min_vddc_in_pp_table = allowed_sclk_vddc_table->entries[0].v;
  4250. pi->max_vddc_in_pp_table =
  4251. allowed_sclk_vddc_table->entries[allowed_sclk_vddc_table->count - 1].v;
  4252. pi->min_vddci_in_pp_table = allowed_mclk_vddci_table->entries[0].v;
  4253. pi->max_vddci_in_pp_table =
  4254. allowed_mclk_vddci_table->entries[allowed_mclk_vddci_table->count - 1].v;
  4255. adev->pm.dpm.dyn_state.max_clock_voltage_on_ac.sclk =
  4256. allowed_sclk_vddc_table->entries[allowed_sclk_vddc_table->count - 1].clk;
  4257. adev->pm.dpm.dyn_state.max_clock_voltage_on_ac.mclk =
  4258. allowed_mclk_vddc_table->entries[allowed_sclk_vddc_table->count - 1].clk;
  4259. adev->pm.dpm.dyn_state.max_clock_voltage_on_ac.vddc =
  4260. allowed_sclk_vddc_table->entries[allowed_sclk_vddc_table->count - 1].v;
  4261. adev->pm.dpm.dyn_state.max_clock_voltage_on_ac.vddci =
  4262. allowed_mclk_vddci_table->entries[allowed_mclk_vddci_table->count - 1].v;
  4263. return 0;
  4264. }
  4265. static void ci_patch_with_vddc_leakage(struct amdgpu_device *adev, u16 *vddc)
  4266. {
  4267. struct ci_power_info *pi = ci_get_pi(adev);
  4268. struct ci_leakage_voltage *leakage_table = &pi->vddc_leakage;
  4269. u32 leakage_index;
  4270. for (leakage_index = 0; leakage_index < leakage_table->count; leakage_index++) {
  4271. if (leakage_table->leakage_id[leakage_index] == *vddc) {
  4272. *vddc = leakage_table->actual_voltage[leakage_index];
  4273. break;
  4274. }
  4275. }
  4276. }
  4277. static void ci_patch_with_vddci_leakage(struct amdgpu_device *adev, u16 *vddci)
  4278. {
  4279. struct ci_power_info *pi = ci_get_pi(adev);
  4280. struct ci_leakage_voltage *leakage_table = &pi->vddci_leakage;
  4281. u32 leakage_index;
  4282. for (leakage_index = 0; leakage_index < leakage_table->count; leakage_index++) {
  4283. if (leakage_table->leakage_id[leakage_index] == *vddci) {
  4284. *vddci = leakage_table->actual_voltage[leakage_index];
  4285. break;
  4286. }
  4287. }
  4288. }
  4289. static void ci_patch_clock_voltage_dependency_table_with_vddc_leakage(struct amdgpu_device *adev,
  4290. struct amdgpu_clock_voltage_dependency_table *table)
  4291. {
  4292. u32 i;
  4293. if (table) {
  4294. for (i = 0; i < table->count; i++)
  4295. ci_patch_with_vddc_leakage(adev, &table->entries[i].v);
  4296. }
  4297. }
  4298. static void ci_patch_clock_voltage_dependency_table_with_vddci_leakage(struct amdgpu_device *adev,
  4299. struct amdgpu_clock_voltage_dependency_table *table)
  4300. {
  4301. u32 i;
  4302. if (table) {
  4303. for (i = 0; i < table->count; i++)
  4304. ci_patch_with_vddci_leakage(adev, &table->entries[i].v);
  4305. }
  4306. }
  4307. static void ci_patch_vce_clock_voltage_dependency_table_with_vddc_leakage(struct amdgpu_device *adev,
  4308. struct amdgpu_vce_clock_voltage_dependency_table *table)
  4309. {
  4310. u32 i;
  4311. if (table) {
  4312. for (i = 0; i < table->count; i++)
  4313. ci_patch_with_vddc_leakage(adev, &table->entries[i].v);
  4314. }
  4315. }
  4316. static void ci_patch_uvd_clock_voltage_dependency_table_with_vddc_leakage(struct amdgpu_device *adev,
  4317. struct amdgpu_uvd_clock_voltage_dependency_table *table)
  4318. {
  4319. u32 i;
  4320. if (table) {
  4321. for (i = 0; i < table->count; i++)
  4322. ci_patch_with_vddc_leakage(adev, &table->entries[i].v);
  4323. }
  4324. }
  4325. static void ci_patch_vddc_phase_shed_limit_table_with_vddc_leakage(struct amdgpu_device *adev,
  4326. struct amdgpu_phase_shedding_limits_table *table)
  4327. {
  4328. u32 i;
  4329. if (table) {
  4330. for (i = 0; i < table->count; i++)
  4331. ci_patch_with_vddc_leakage(adev, &table->entries[i].voltage);
  4332. }
  4333. }
  4334. static void ci_patch_clock_voltage_limits_with_vddc_leakage(struct amdgpu_device *adev,
  4335. struct amdgpu_clock_and_voltage_limits *table)
  4336. {
  4337. if (table) {
  4338. ci_patch_with_vddc_leakage(adev, (u16 *)&table->vddc);
  4339. ci_patch_with_vddci_leakage(adev, (u16 *)&table->vddci);
  4340. }
  4341. }
  4342. static void ci_patch_cac_leakage_table_with_vddc_leakage(struct amdgpu_device *adev,
  4343. struct amdgpu_cac_leakage_table *table)
  4344. {
  4345. u32 i;
  4346. if (table) {
  4347. for (i = 0; i < table->count; i++)
  4348. ci_patch_with_vddc_leakage(adev, &table->entries[i].vddc);
  4349. }
  4350. }
  4351. static void ci_patch_dependency_tables_with_leakage(struct amdgpu_device *adev)
  4352. {
  4353. ci_patch_clock_voltage_dependency_table_with_vddc_leakage(adev,
  4354. &adev->pm.dpm.dyn_state.vddc_dependency_on_sclk);
  4355. ci_patch_clock_voltage_dependency_table_with_vddc_leakage(adev,
  4356. &adev->pm.dpm.dyn_state.vddc_dependency_on_mclk);
  4357. ci_patch_clock_voltage_dependency_table_with_vddc_leakage(adev,
  4358. &adev->pm.dpm.dyn_state.vddc_dependency_on_dispclk);
  4359. ci_patch_clock_voltage_dependency_table_with_vddci_leakage(adev,
  4360. &adev->pm.dpm.dyn_state.vddci_dependency_on_mclk);
  4361. ci_patch_vce_clock_voltage_dependency_table_with_vddc_leakage(adev,
  4362. &adev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table);
  4363. ci_patch_uvd_clock_voltage_dependency_table_with_vddc_leakage(adev,
  4364. &adev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table);
  4365. ci_patch_clock_voltage_dependency_table_with_vddc_leakage(adev,
  4366. &adev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table);
  4367. ci_patch_clock_voltage_dependency_table_with_vddc_leakage(adev,
  4368. &adev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table);
  4369. ci_patch_vddc_phase_shed_limit_table_with_vddc_leakage(adev,
  4370. &adev->pm.dpm.dyn_state.phase_shedding_limits_table);
  4371. ci_patch_clock_voltage_limits_with_vddc_leakage(adev,
  4372. &adev->pm.dpm.dyn_state.max_clock_voltage_on_ac);
  4373. ci_patch_clock_voltage_limits_with_vddc_leakage(adev,
  4374. &adev->pm.dpm.dyn_state.max_clock_voltage_on_dc);
  4375. ci_patch_cac_leakage_table_with_vddc_leakage(adev,
  4376. &adev->pm.dpm.dyn_state.cac_leakage_table);
  4377. }
  4378. static void ci_update_current_ps(struct amdgpu_device *adev,
  4379. struct amdgpu_ps *rps)
  4380. {
  4381. struct ci_ps *new_ps = ci_get_ps(rps);
  4382. struct ci_power_info *pi = ci_get_pi(adev);
  4383. pi->current_rps = *rps;
  4384. pi->current_ps = *new_ps;
  4385. pi->current_rps.ps_priv = &pi->current_ps;
  4386. }
  4387. static void ci_update_requested_ps(struct amdgpu_device *adev,
  4388. struct amdgpu_ps *rps)
  4389. {
  4390. struct ci_ps *new_ps = ci_get_ps(rps);
  4391. struct ci_power_info *pi = ci_get_pi(adev);
  4392. pi->requested_rps = *rps;
  4393. pi->requested_ps = *new_ps;
  4394. pi->requested_rps.ps_priv = &pi->requested_ps;
  4395. }
  4396. static int ci_dpm_pre_set_power_state(struct amdgpu_device *adev)
  4397. {
  4398. struct ci_power_info *pi = ci_get_pi(adev);
  4399. struct amdgpu_ps requested_ps = *adev->pm.dpm.requested_ps;
  4400. struct amdgpu_ps *new_ps = &requested_ps;
  4401. ci_update_requested_ps(adev, new_ps);
  4402. ci_apply_state_adjust_rules(adev, &pi->requested_rps);
  4403. return 0;
  4404. }
  4405. static void ci_dpm_post_set_power_state(struct amdgpu_device *adev)
  4406. {
  4407. struct ci_power_info *pi = ci_get_pi(adev);
  4408. struct amdgpu_ps *new_ps = &pi->requested_rps;
  4409. ci_update_current_ps(adev, new_ps);
  4410. }
  4411. static void ci_dpm_setup_asic(struct amdgpu_device *adev)
  4412. {
  4413. ci_read_clock_registers(adev);
  4414. ci_enable_acpi_power_management(adev);
  4415. ci_init_sclk_t(adev);
  4416. }
  4417. static int ci_dpm_enable(struct amdgpu_device *adev)
  4418. {
  4419. struct ci_power_info *pi = ci_get_pi(adev);
  4420. struct amdgpu_ps *boot_ps = adev->pm.dpm.boot_ps;
  4421. int ret;
  4422. if (amdgpu_ci_is_smc_running(adev))
  4423. return -EINVAL;
  4424. if (pi->voltage_control != CISLANDS_VOLTAGE_CONTROL_NONE) {
  4425. ci_enable_voltage_control(adev);
  4426. ret = ci_construct_voltage_tables(adev);
  4427. if (ret) {
  4428. DRM_ERROR("ci_construct_voltage_tables failed\n");
  4429. return ret;
  4430. }
  4431. }
  4432. if (pi->caps_dynamic_ac_timing) {
  4433. ret = ci_initialize_mc_reg_table(adev);
  4434. if (ret)
  4435. pi->caps_dynamic_ac_timing = false;
  4436. }
  4437. if (pi->dynamic_ss)
  4438. ci_enable_spread_spectrum(adev, true);
  4439. if (pi->thermal_protection)
  4440. ci_enable_thermal_protection(adev, true);
  4441. ci_program_sstp(adev);
  4442. ci_enable_display_gap(adev);
  4443. ci_program_vc(adev);
  4444. ret = ci_upload_firmware(adev);
  4445. if (ret) {
  4446. DRM_ERROR("ci_upload_firmware failed\n");
  4447. return ret;
  4448. }
  4449. ret = ci_process_firmware_header(adev);
  4450. if (ret) {
  4451. DRM_ERROR("ci_process_firmware_header failed\n");
  4452. return ret;
  4453. }
  4454. ret = ci_initial_switch_from_arb_f0_to_f1(adev);
  4455. if (ret) {
  4456. DRM_ERROR("ci_initial_switch_from_arb_f0_to_f1 failed\n");
  4457. return ret;
  4458. }
  4459. ret = ci_init_smc_table(adev);
  4460. if (ret) {
  4461. DRM_ERROR("ci_init_smc_table failed\n");
  4462. return ret;
  4463. }
  4464. ret = ci_init_arb_table_index(adev);
  4465. if (ret) {
  4466. DRM_ERROR("ci_init_arb_table_index failed\n");
  4467. return ret;
  4468. }
  4469. if (pi->caps_dynamic_ac_timing) {
  4470. ret = ci_populate_initial_mc_reg_table(adev);
  4471. if (ret) {
  4472. DRM_ERROR("ci_populate_initial_mc_reg_table failed\n");
  4473. return ret;
  4474. }
  4475. }
  4476. ret = ci_populate_pm_base(adev);
  4477. if (ret) {
  4478. DRM_ERROR("ci_populate_pm_base failed\n");
  4479. return ret;
  4480. }
  4481. ci_dpm_start_smc(adev);
  4482. ci_enable_vr_hot_gpio_interrupt(adev);
  4483. ret = ci_notify_smc_display_change(adev, false);
  4484. if (ret) {
  4485. DRM_ERROR("ci_notify_smc_display_change failed\n");
  4486. return ret;
  4487. }
  4488. ci_enable_sclk_control(adev, true);
  4489. ret = ci_enable_ulv(adev, true);
  4490. if (ret) {
  4491. DRM_ERROR("ci_enable_ulv failed\n");
  4492. return ret;
  4493. }
  4494. ret = ci_enable_ds_master_switch(adev, true);
  4495. if (ret) {
  4496. DRM_ERROR("ci_enable_ds_master_switch failed\n");
  4497. return ret;
  4498. }
  4499. ret = ci_start_dpm(adev);
  4500. if (ret) {
  4501. DRM_ERROR("ci_start_dpm failed\n");
  4502. return ret;
  4503. }
  4504. ret = ci_enable_didt(adev, true);
  4505. if (ret) {
  4506. DRM_ERROR("ci_enable_didt failed\n");
  4507. return ret;
  4508. }
  4509. ret = ci_enable_smc_cac(adev, true);
  4510. if (ret) {
  4511. DRM_ERROR("ci_enable_smc_cac failed\n");
  4512. return ret;
  4513. }
  4514. ret = ci_enable_power_containment(adev, true);
  4515. if (ret) {
  4516. DRM_ERROR("ci_enable_power_containment failed\n");
  4517. return ret;
  4518. }
  4519. ret = ci_power_control_set_level(adev);
  4520. if (ret) {
  4521. DRM_ERROR("ci_power_control_set_level failed\n");
  4522. return ret;
  4523. }
  4524. ci_enable_auto_throttle_source(adev, AMDGPU_DPM_AUTO_THROTTLE_SRC_THERMAL, true);
  4525. ret = ci_enable_thermal_based_sclk_dpm(adev, true);
  4526. if (ret) {
  4527. DRM_ERROR("ci_enable_thermal_based_sclk_dpm failed\n");
  4528. return ret;
  4529. }
  4530. ci_thermal_start_thermal_controller(adev);
  4531. ci_update_current_ps(adev, boot_ps);
  4532. if (adev->irq.installed &&
  4533. amdgpu_is_internal_thermal_sensor(adev->pm.int_thermal_type)) {
  4534. #if 0
  4535. PPSMC_Result result;
  4536. #endif
  4537. ret = ci_thermal_set_temperature_range(adev, CISLANDS_TEMP_RANGE_MIN,
  4538. CISLANDS_TEMP_RANGE_MAX);
  4539. if (ret) {
  4540. DRM_ERROR("ci_thermal_set_temperature_range failed\n");
  4541. return ret;
  4542. }
  4543. amdgpu_irq_get(adev, &adev->pm.dpm.thermal.irq,
  4544. AMDGPU_THERMAL_IRQ_LOW_TO_HIGH);
  4545. amdgpu_irq_get(adev, &adev->pm.dpm.thermal.irq,
  4546. AMDGPU_THERMAL_IRQ_HIGH_TO_LOW);
  4547. #if 0
  4548. result = amdgpu_ci_send_msg_to_smc(adev, PPSMC_MSG_EnableThermalInterrupt);
  4549. if (result != PPSMC_Result_OK)
  4550. DRM_DEBUG_KMS("Could not enable thermal interrupts.\n");
  4551. #endif
  4552. }
  4553. return 0;
  4554. }
  4555. static void ci_dpm_disable(struct amdgpu_device *adev)
  4556. {
  4557. struct ci_power_info *pi = ci_get_pi(adev);
  4558. struct amdgpu_ps *boot_ps = adev->pm.dpm.boot_ps;
  4559. amdgpu_irq_put(adev, &adev->pm.dpm.thermal.irq,
  4560. AMDGPU_THERMAL_IRQ_LOW_TO_HIGH);
  4561. amdgpu_irq_put(adev, &adev->pm.dpm.thermal.irq,
  4562. AMDGPU_THERMAL_IRQ_HIGH_TO_LOW);
  4563. ci_dpm_powergate_uvd(adev, false);
  4564. if (!amdgpu_ci_is_smc_running(adev))
  4565. return;
  4566. ci_thermal_stop_thermal_controller(adev);
  4567. if (pi->thermal_protection)
  4568. ci_enable_thermal_protection(adev, false);
  4569. ci_enable_power_containment(adev, false);
  4570. ci_enable_smc_cac(adev, false);
  4571. ci_enable_didt(adev, false);
  4572. ci_enable_spread_spectrum(adev, false);
  4573. ci_enable_auto_throttle_source(adev, AMDGPU_DPM_AUTO_THROTTLE_SRC_THERMAL, false);
  4574. ci_stop_dpm(adev);
  4575. ci_enable_ds_master_switch(adev, false);
  4576. ci_enable_ulv(adev, false);
  4577. ci_clear_vc(adev);
  4578. ci_reset_to_default(adev);
  4579. ci_dpm_stop_smc(adev);
  4580. ci_force_switch_to_arb_f0(adev);
  4581. ci_enable_thermal_based_sclk_dpm(adev, false);
  4582. ci_update_current_ps(adev, boot_ps);
  4583. }
  4584. static int ci_dpm_set_power_state(struct amdgpu_device *adev)
  4585. {
  4586. struct ci_power_info *pi = ci_get_pi(adev);
  4587. struct amdgpu_ps *new_ps = &pi->requested_rps;
  4588. struct amdgpu_ps *old_ps = &pi->current_rps;
  4589. int ret;
  4590. ci_find_dpm_states_clocks_in_dpm_table(adev, new_ps);
  4591. if (pi->pcie_performance_request)
  4592. ci_request_link_speed_change_before_state_change(adev, new_ps, old_ps);
  4593. ret = ci_freeze_sclk_mclk_dpm(adev);
  4594. if (ret) {
  4595. DRM_ERROR("ci_freeze_sclk_mclk_dpm failed\n");
  4596. return ret;
  4597. }
  4598. ret = ci_populate_and_upload_sclk_mclk_dpm_levels(adev, new_ps);
  4599. if (ret) {
  4600. DRM_ERROR("ci_populate_and_upload_sclk_mclk_dpm_levels failed\n");
  4601. return ret;
  4602. }
  4603. ret = ci_generate_dpm_level_enable_mask(adev, new_ps);
  4604. if (ret) {
  4605. DRM_ERROR("ci_generate_dpm_level_enable_mask failed\n");
  4606. return ret;
  4607. }
  4608. ret = ci_update_vce_dpm(adev, new_ps, old_ps);
  4609. if (ret) {
  4610. DRM_ERROR("ci_update_vce_dpm failed\n");
  4611. return ret;
  4612. }
  4613. ret = ci_update_sclk_t(adev);
  4614. if (ret) {
  4615. DRM_ERROR("ci_update_sclk_t failed\n");
  4616. return ret;
  4617. }
  4618. if (pi->caps_dynamic_ac_timing) {
  4619. ret = ci_update_and_upload_mc_reg_table(adev);
  4620. if (ret) {
  4621. DRM_ERROR("ci_update_and_upload_mc_reg_table failed\n");
  4622. return ret;
  4623. }
  4624. }
  4625. ret = ci_program_memory_timing_parameters(adev);
  4626. if (ret) {
  4627. DRM_ERROR("ci_program_memory_timing_parameters failed\n");
  4628. return ret;
  4629. }
  4630. ret = ci_unfreeze_sclk_mclk_dpm(adev);
  4631. if (ret) {
  4632. DRM_ERROR("ci_unfreeze_sclk_mclk_dpm failed\n");
  4633. return ret;
  4634. }
  4635. ret = ci_upload_dpm_level_enable_mask(adev);
  4636. if (ret) {
  4637. DRM_ERROR("ci_upload_dpm_level_enable_mask failed\n");
  4638. return ret;
  4639. }
  4640. if (pi->pcie_performance_request)
  4641. ci_notify_link_speed_change_after_state_change(adev, new_ps, old_ps);
  4642. return 0;
  4643. }
  4644. #if 0
  4645. static void ci_dpm_reset_asic(struct amdgpu_device *adev)
  4646. {
  4647. ci_set_boot_state(adev);
  4648. }
  4649. #endif
  4650. static void ci_dpm_display_configuration_changed(struct amdgpu_device *adev)
  4651. {
  4652. ci_program_display_gap(adev);
  4653. }
  4654. union power_info {
  4655. struct _ATOM_POWERPLAY_INFO info;
  4656. struct _ATOM_POWERPLAY_INFO_V2 info_2;
  4657. struct _ATOM_POWERPLAY_INFO_V3 info_3;
  4658. struct _ATOM_PPLIB_POWERPLAYTABLE pplib;
  4659. struct _ATOM_PPLIB_POWERPLAYTABLE2 pplib2;
  4660. struct _ATOM_PPLIB_POWERPLAYTABLE3 pplib3;
  4661. };
  4662. union pplib_clock_info {
  4663. struct _ATOM_PPLIB_R600_CLOCK_INFO r600;
  4664. struct _ATOM_PPLIB_RS780_CLOCK_INFO rs780;
  4665. struct _ATOM_PPLIB_EVERGREEN_CLOCK_INFO evergreen;
  4666. struct _ATOM_PPLIB_SUMO_CLOCK_INFO sumo;
  4667. struct _ATOM_PPLIB_SI_CLOCK_INFO si;
  4668. struct _ATOM_PPLIB_CI_CLOCK_INFO ci;
  4669. };
  4670. union pplib_power_state {
  4671. struct _ATOM_PPLIB_STATE v1;
  4672. struct _ATOM_PPLIB_STATE_V2 v2;
  4673. };
  4674. static void ci_parse_pplib_non_clock_info(struct amdgpu_device *adev,
  4675. struct amdgpu_ps *rps,
  4676. struct _ATOM_PPLIB_NONCLOCK_INFO *non_clock_info,
  4677. u8 table_rev)
  4678. {
  4679. rps->caps = le32_to_cpu(non_clock_info->ulCapsAndSettings);
  4680. rps->class = le16_to_cpu(non_clock_info->usClassification);
  4681. rps->class2 = le16_to_cpu(non_clock_info->usClassification2);
  4682. if (ATOM_PPLIB_NONCLOCKINFO_VER1 < table_rev) {
  4683. rps->vclk = le32_to_cpu(non_clock_info->ulVCLK);
  4684. rps->dclk = le32_to_cpu(non_clock_info->ulDCLK);
  4685. } else {
  4686. rps->vclk = 0;
  4687. rps->dclk = 0;
  4688. }
  4689. if (rps->class & ATOM_PPLIB_CLASSIFICATION_BOOT)
  4690. adev->pm.dpm.boot_ps = rps;
  4691. if (rps->class & ATOM_PPLIB_CLASSIFICATION_UVDSTATE)
  4692. adev->pm.dpm.uvd_ps = rps;
  4693. }
  4694. static void ci_parse_pplib_clock_info(struct amdgpu_device *adev,
  4695. struct amdgpu_ps *rps, int index,
  4696. union pplib_clock_info *clock_info)
  4697. {
  4698. struct ci_power_info *pi = ci_get_pi(adev);
  4699. struct ci_ps *ps = ci_get_ps(rps);
  4700. struct ci_pl *pl = &ps->performance_levels[index];
  4701. ps->performance_level_count = index + 1;
  4702. pl->sclk = le16_to_cpu(clock_info->ci.usEngineClockLow);
  4703. pl->sclk |= clock_info->ci.ucEngineClockHigh << 16;
  4704. pl->mclk = le16_to_cpu(clock_info->ci.usMemoryClockLow);
  4705. pl->mclk |= clock_info->ci.ucMemoryClockHigh << 16;
  4706. pl->pcie_gen = amdgpu_get_pcie_gen_support(adev,
  4707. pi->sys_pcie_mask,
  4708. pi->vbios_boot_state.pcie_gen_bootup_value,
  4709. clock_info->ci.ucPCIEGen);
  4710. pl->pcie_lane = amdgpu_get_pcie_lane_support(adev,
  4711. pi->vbios_boot_state.pcie_lane_bootup_value,
  4712. le16_to_cpu(clock_info->ci.usPCIELane));
  4713. if (rps->class & ATOM_PPLIB_CLASSIFICATION_ACPI) {
  4714. pi->acpi_pcie_gen = pl->pcie_gen;
  4715. }
  4716. if (rps->class2 & ATOM_PPLIB_CLASSIFICATION2_ULV) {
  4717. pi->ulv.supported = true;
  4718. pi->ulv.pl = *pl;
  4719. pi->ulv.cg_ulv_parameter = CISLANDS_CGULVPARAMETER_DFLT;
  4720. }
  4721. /* patch up boot state */
  4722. if (rps->class & ATOM_PPLIB_CLASSIFICATION_BOOT) {
  4723. pl->mclk = pi->vbios_boot_state.mclk_bootup_value;
  4724. pl->sclk = pi->vbios_boot_state.sclk_bootup_value;
  4725. pl->pcie_gen = pi->vbios_boot_state.pcie_gen_bootup_value;
  4726. pl->pcie_lane = pi->vbios_boot_state.pcie_lane_bootup_value;
  4727. }
  4728. switch (rps->class & ATOM_PPLIB_CLASSIFICATION_UI_MASK) {
  4729. case ATOM_PPLIB_CLASSIFICATION_UI_BATTERY:
  4730. pi->use_pcie_powersaving_levels = true;
  4731. if (pi->pcie_gen_powersaving.max < pl->pcie_gen)
  4732. pi->pcie_gen_powersaving.max = pl->pcie_gen;
  4733. if (pi->pcie_gen_powersaving.min > pl->pcie_gen)
  4734. pi->pcie_gen_powersaving.min = pl->pcie_gen;
  4735. if (pi->pcie_lane_powersaving.max < pl->pcie_lane)
  4736. pi->pcie_lane_powersaving.max = pl->pcie_lane;
  4737. if (pi->pcie_lane_powersaving.min > pl->pcie_lane)
  4738. pi->pcie_lane_powersaving.min = pl->pcie_lane;
  4739. break;
  4740. case ATOM_PPLIB_CLASSIFICATION_UI_PERFORMANCE:
  4741. pi->use_pcie_performance_levels = true;
  4742. if (pi->pcie_gen_performance.max < pl->pcie_gen)
  4743. pi->pcie_gen_performance.max = pl->pcie_gen;
  4744. if (pi->pcie_gen_performance.min > pl->pcie_gen)
  4745. pi->pcie_gen_performance.min = pl->pcie_gen;
  4746. if (pi->pcie_lane_performance.max < pl->pcie_lane)
  4747. pi->pcie_lane_performance.max = pl->pcie_lane;
  4748. if (pi->pcie_lane_performance.min > pl->pcie_lane)
  4749. pi->pcie_lane_performance.min = pl->pcie_lane;
  4750. break;
  4751. default:
  4752. break;
  4753. }
  4754. }
  4755. static int ci_parse_power_table(struct amdgpu_device *adev)
  4756. {
  4757. struct amdgpu_mode_info *mode_info = &adev->mode_info;
  4758. struct _ATOM_PPLIB_NONCLOCK_INFO *non_clock_info;
  4759. union pplib_power_state *power_state;
  4760. int i, j, k, non_clock_array_index, clock_array_index;
  4761. union pplib_clock_info *clock_info;
  4762. struct _StateArray *state_array;
  4763. struct _ClockInfoArray *clock_info_array;
  4764. struct _NonClockInfoArray *non_clock_info_array;
  4765. union power_info *power_info;
  4766. int index = GetIndexIntoMasterTable(DATA, PowerPlayInfo);
  4767. u16 data_offset;
  4768. u8 frev, crev;
  4769. u8 *power_state_offset;
  4770. struct ci_ps *ps;
  4771. if (!amdgpu_atom_parse_data_header(mode_info->atom_context, index, NULL,
  4772. &frev, &crev, &data_offset))
  4773. return -EINVAL;
  4774. power_info = (union power_info *)(mode_info->atom_context->bios + data_offset);
  4775. amdgpu_add_thermal_controller(adev);
  4776. state_array = (struct _StateArray *)
  4777. (mode_info->atom_context->bios + data_offset +
  4778. le16_to_cpu(power_info->pplib.usStateArrayOffset));
  4779. clock_info_array = (struct _ClockInfoArray *)
  4780. (mode_info->atom_context->bios + data_offset +
  4781. le16_to_cpu(power_info->pplib.usClockInfoArrayOffset));
  4782. non_clock_info_array = (struct _NonClockInfoArray *)
  4783. (mode_info->atom_context->bios + data_offset +
  4784. le16_to_cpu(power_info->pplib.usNonClockInfoArrayOffset));
  4785. adev->pm.dpm.ps = kzalloc(sizeof(struct amdgpu_ps) *
  4786. state_array->ucNumEntries, GFP_KERNEL);
  4787. if (!adev->pm.dpm.ps)
  4788. return -ENOMEM;
  4789. power_state_offset = (u8 *)state_array->states;
  4790. for (i = 0; i < state_array->ucNumEntries; i++) {
  4791. u8 *idx;
  4792. power_state = (union pplib_power_state *)power_state_offset;
  4793. non_clock_array_index = power_state->v2.nonClockInfoIndex;
  4794. non_clock_info = (struct _ATOM_PPLIB_NONCLOCK_INFO *)
  4795. &non_clock_info_array->nonClockInfo[non_clock_array_index];
  4796. ps = kzalloc(sizeof(struct ci_ps), GFP_KERNEL);
  4797. if (ps == NULL) {
  4798. kfree(adev->pm.dpm.ps);
  4799. return -ENOMEM;
  4800. }
  4801. adev->pm.dpm.ps[i].ps_priv = ps;
  4802. ci_parse_pplib_non_clock_info(adev, &adev->pm.dpm.ps[i],
  4803. non_clock_info,
  4804. non_clock_info_array->ucEntrySize);
  4805. k = 0;
  4806. idx = (u8 *)&power_state->v2.clockInfoIndex[0];
  4807. for (j = 0; j < power_state->v2.ucNumDPMLevels; j++) {
  4808. clock_array_index = idx[j];
  4809. if (clock_array_index >= clock_info_array->ucNumEntries)
  4810. continue;
  4811. if (k >= CISLANDS_MAX_HARDWARE_POWERLEVELS)
  4812. break;
  4813. clock_info = (union pplib_clock_info *)
  4814. ((u8 *)&clock_info_array->clockInfo[0] +
  4815. (clock_array_index * clock_info_array->ucEntrySize));
  4816. ci_parse_pplib_clock_info(adev,
  4817. &adev->pm.dpm.ps[i], k,
  4818. clock_info);
  4819. k++;
  4820. }
  4821. power_state_offset += 2 + power_state->v2.ucNumDPMLevels;
  4822. }
  4823. adev->pm.dpm.num_ps = state_array->ucNumEntries;
  4824. /* fill in the vce power states */
  4825. for (i = 0; i < AMDGPU_MAX_VCE_LEVELS; i++) {
  4826. u32 sclk, mclk;
  4827. clock_array_index = adev->pm.dpm.vce_states[i].clk_idx;
  4828. clock_info = (union pplib_clock_info *)
  4829. &clock_info_array->clockInfo[clock_array_index * clock_info_array->ucEntrySize];
  4830. sclk = le16_to_cpu(clock_info->ci.usEngineClockLow);
  4831. sclk |= clock_info->ci.ucEngineClockHigh << 16;
  4832. mclk = le16_to_cpu(clock_info->ci.usMemoryClockLow);
  4833. mclk |= clock_info->ci.ucMemoryClockHigh << 16;
  4834. adev->pm.dpm.vce_states[i].sclk = sclk;
  4835. adev->pm.dpm.vce_states[i].mclk = mclk;
  4836. }
  4837. return 0;
  4838. }
  4839. static int ci_get_vbios_boot_values(struct amdgpu_device *adev,
  4840. struct ci_vbios_boot_state *boot_state)
  4841. {
  4842. struct amdgpu_mode_info *mode_info = &adev->mode_info;
  4843. int index = GetIndexIntoMasterTable(DATA, FirmwareInfo);
  4844. ATOM_FIRMWARE_INFO_V2_2 *firmware_info;
  4845. u8 frev, crev;
  4846. u16 data_offset;
  4847. if (amdgpu_atom_parse_data_header(mode_info->atom_context, index, NULL,
  4848. &frev, &crev, &data_offset)) {
  4849. firmware_info =
  4850. (ATOM_FIRMWARE_INFO_V2_2 *)(mode_info->atom_context->bios +
  4851. data_offset);
  4852. boot_state->mvdd_bootup_value = le16_to_cpu(firmware_info->usBootUpMVDDCVoltage);
  4853. boot_state->vddc_bootup_value = le16_to_cpu(firmware_info->usBootUpVDDCVoltage);
  4854. boot_state->vddci_bootup_value = le16_to_cpu(firmware_info->usBootUpVDDCIVoltage);
  4855. boot_state->pcie_gen_bootup_value = ci_get_current_pcie_speed(adev);
  4856. boot_state->pcie_lane_bootup_value = ci_get_current_pcie_lane_number(adev);
  4857. boot_state->sclk_bootup_value = le32_to_cpu(firmware_info->ulDefaultEngineClock);
  4858. boot_state->mclk_bootup_value = le32_to_cpu(firmware_info->ulDefaultMemoryClock);
  4859. return 0;
  4860. }
  4861. return -EINVAL;
  4862. }
  4863. static void ci_dpm_fini(struct amdgpu_device *adev)
  4864. {
  4865. int i;
  4866. for (i = 0; i < adev->pm.dpm.num_ps; i++) {
  4867. kfree(adev->pm.dpm.ps[i].ps_priv);
  4868. }
  4869. kfree(adev->pm.dpm.ps);
  4870. kfree(adev->pm.dpm.priv);
  4871. kfree(adev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries);
  4872. amdgpu_free_extended_power_table(adev);
  4873. }
  4874. /**
  4875. * ci_dpm_init_microcode - load ucode images from disk
  4876. *
  4877. * @adev: amdgpu_device pointer
  4878. *
  4879. * Use the firmware interface to load the ucode images into
  4880. * the driver (not loaded into hw).
  4881. * Returns 0 on success, error on failure.
  4882. */
  4883. static int ci_dpm_init_microcode(struct amdgpu_device *adev)
  4884. {
  4885. const char *chip_name;
  4886. char fw_name[30];
  4887. int err;
  4888. DRM_DEBUG("\n");
  4889. switch (adev->asic_type) {
  4890. case CHIP_BONAIRE:
  4891. chip_name = "bonaire";
  4892. break;
  4893. case CHIP_HAWAII:
  4894. chip_name = "hawaii";
  4895. break;
  4896. case CHIP_KAVERI:
  4897. case CHIP_KABINI:
  4898. default: BUG();
  4899. }
  4900. snprintf(fw_name, sizeof(fw_name), "radeon/%s_smc.bin", chip_name);
  4901. err = request_firmware(&adev->pm.fw, fw_name, adev->dev);
  4902. if (err)
  4903. goto out;
  4904. err = amdgpu_ucode_validate(adev->pm.fw);
  4905. out:
  4906. if (err) {
  4907. printk(KERN_ERR
  4908. "cik_smc: Failed to load firmware \"%s\"\n",
  4909. fw_name);
  4910. release_firmware(adev->pm.fw);
  4911. adev->pm.fw = NULL;
  4912. }
  4913. return err;
  4914. }
  4915. static int ci_dpm_init(struct amdgpu_device *adev)
  4916. {
  4917. int index = GetIndexIntoMasterTable(DATA, ASIC_InternalSS_Info);
  4918. SMU7_Discrete_DpmTable *dpm_table;
  4919. struct amdgpu_gpio_rec gpio;
  4920. u16 data_offset, size;
  4921. u8 frev, crev;
  4922. struct ci_power_info *pi;
  4923. int ret;
  4924. u32 mask;
  4925. pi = kzalloc(sizeof(struct ci_power_info), GFP_KERNEL);
  4926. if (pi == NULL)
  4927. return -ENOMEM;
  4928. adev->pm.dpm.priv = pi;
  4929. ret = drm_pcie_get_speed_cap_mask(adev->ddev, &mask);
  4930. if (ret)
  4931. pi->sys_pcie_mask = 0;
  4932. else
  4933. pi->sys_pcie_mask = mask;
  4934. pi->force_pcie_gen = AMDGPU_PCIE_GEN_INVALID;
  4935. pi->pcie_gen_performance.max = AMDGPU_PCIE_GEN1;
  4936. pi->pcie_gen_performance.min = AMDGPU_PCIE_GEN3;
  4937. pi->pcie_gen_powersaving.max = AMDGPU_PCIE_GEN1;
  4938. pi->pcie_gen_powersaving.min = AMDGPU_PCIE_GEN3;
  4939. pi->pcie_lane_performance.max = 0;
  4940. pi->pcie_lane_performance.min = 16;
  4941. pi->pcie_lane_powersaving.max = 0;
  4942. pi->pcie_lane_powersaving.min = 16;
  4943. ret = ci_get_vbios_boot_values(adev, &pi->vbios_boot_state);
  4944. if (ret) {
  4945. ci_dpm_fini(adev);
  4946. return ret;
  4947. }
  4948. ret = amdgpu_get_platform_caps(adev);
  4949. if (ret) {
  4950. ci_dpm_fini(adev);
  4951. return ret;
  4952. }
  4953. ret = amdgpu_parse_extended_power_table(adev);
  4954. if (ret) {
  4955. ci_dpm_fini(adev);
  4956. return ret;
  4957. }
  4958. ret = ci_parse_power_table(adev);
  4959. if (ret) {
  4960. ci_dpm_fini(adev);
  4961. return ret;
  4962. }
  4963. pi->dll_default_on = false;
  4964. pi->sram_end = SMC_RAM_END;
  4965. pi->activity_target[0] = CISLAND_TARGETACTIVITY_DFLT;
  4966. pi->activity_target[1] = CISLAND_TARGETACTIVITY_DFLT;
  4967. pi->activity_target[2] = CISLAND_TARGETACTIVITY_DFLT;
  4968. pi->activity_target[3] = CISLAND_TARGETACTIVITY_DFLT;
  4969. pi->activity_target[4] = CISLAND_TARGETACTIVITY_DFLT;
  4970. pi->activity_target[5] = CISLAND_TARGETACTIVITY_DFLT;
  4971. pi->activity_target[6] = CISLAND_TARGETACTIVITY_DFLT;
  4972. pi->activity_target[7] = CISLAND_TARGETACTIVITY_DFLT;
  4973. pi->mclk_activity_target = CISLAND_MCLK_TARGETACTIVITY_DFLT;
  4974. pi->sclk_dpm_key_disabled = 0;
  4975. pi->mclk_dpm_key_disabled = 0;
  4976. pi->pcie_dpm_key_disabled = 0;
  4977. pi->thermal_sclk_dpm_enabled = 0;
  4978. pi->caps_sclk_ds = true;
  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. kzalloc(4 * sizeof(struct amdgpu_clock_voltage_dependency_entry), GFP_KERNEL);
  4993. if (!adev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries) {
  4994. ci_dpm_fini(adev);
  4995. return -ENOMEM;
  4996. }
  4997. adev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.count = 4;
  4998. adev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[0].clk = 0;
  4999. adev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[0].v = 0;
  5000. adev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[1].clk = 36000;
  5001. adev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[1].v = 720;
  5002. adev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[2].clk = 54000;
  5003. adev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[2].v = 810;
  5004. adev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[3].clk = 72000;
  5005. adev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[3].v = 900;
  5006. adev->pm.dpm.dyn_state.mclk_sclk_ratio = 4;
  5007. adev->pm.dpm.dyn_state.sclk_mclk_delta = 15000;
  5008. adev->pm.dpm.dyn_state.vddc_vddci_delta = 200;
  5009. adev->pm.dpm.dyn_state.valid_sclk_values.count = 0;
  5010. adev->pm.dpm.dyn_state.valid_sclk_values.values = NULL;
  5011. adev->pm.dpm.dyn_state.valid_mclk_values.count = 0;
  5012. adev->pm.dpm.dyn_state.valid_mclk_values.values = NULL;
  5013. if (adev->asic_type == CHIP_HAWAII) {
  5014. pi->thermal_temp_setting.temperature_low = 94500;
  5015. pi->thermal_temp_setting.temperature_high = 95000;
  5016. pi->thermal_temp_setting.temperature_shutdown = 104000;
  5017. } else {
  5018. pi->thermal_temp_setting.temperature_low = 99500;
  5019. pi->thermal_temp_setting.temperature_high = 100000;
  5020. pi->thermal_temp_setting.temperature_shutdown = 104000;
  5021. }
  5022. pi->uvd_enabled = false;
  5023. dpm_table = &pi->smc_state_table;
  5024. gpio = amdgpu_atombios_lookup_gpio(adev, VDDC_VRHOT_GPIO_PINID);
  5025. if (gpio.valid) {
  5026. dpm_table->VRHotGpio = gpio.shift;
  5027. adev->pm.dpm.platform_caps |= ATOM_PP_PLATFORM_CAP_REGULATOR_HOT;
  5028. } else {
  5029. dpm_table->VRHotGpio = CISLANDS_UNUSED_GPIO_PIN;
  5030. adev->pm.dpm.platform_caps &= ~ATOM_PP_PLATFORM_CAP_REGULATOR_HOT;
  5031. }
  5032. gpio = amdgpu_atombios_lookup_gpio(adev, PP_AC_DC_SWITCH_GPIO_PINID);
  5033. if (gpio.valid) {
  5034. dpm_table->AcDcGpio = gpio.shift;
  5035. adev->pm.dpm.platform_caps |= ATOM_PP_PLATFORM_CAP_HARDWAREDC;
  5036. } else {
  5037. dpm_table->AcDcGpio = CISLANDS_UNUSED_GPIO_PIN;
  5038. adev->pm.dpm.platform_caps &= ~ATOM_PP_PLATFORM_CAP_HARDWAREDC;
  5039. }
  5040. gpio = amdgpu_atombios_lookup_gpio(adev, VDDC_PCC_GPIO_PINID);
  5041. if (gpio.valid) {
  5042. u32 tmp = RREG32_SMC(ixCNB_PWRMGT_CNTL);
  5043. switch (gpio.shift) {
  5044. case 0:
  5045. tmp &= ~CNB_PWRMGT_CNTL__GNB_SLOW_MODE_MASK;
  5046. tmp |= 1 << CNB_PWRMGT_CNTL__GNB_SLOW_MODE__SHIFT;
  5047. break;
  5048. case 1:
  5049. tmp &= ~CNB_PWRMGT_CNTL__GNB_SLOW_MODE_MASK;
  5050. tmp |= 2 << CNB_PWRMGT_CNTL__GNB_SLOW_MODE__SHIFT;
  5051. break;
  5052. case 2:
  5053. tmp |= CNB_PWRMGT_CNTL__GNB_SLOW_MASK;
  5054. break;
  5055. case 3:
  5056. tmp |= CNB_PWRMGT_CNTL__FORCE_NB_PS1_MASK;
  5057. break;
  5058. case 4:
  5059. tmp |= CNB_PWRMGT_CNTL__DPM_ENABLED_MASK;
  5060. break;
  5061. default:
  5062. DRM_ERROR("Invalid PCC GPIO: %u!\n", gpio.shift);
  5063. break;
  5064. }
  5065. WREG32_SMC(ixCNB_PWRMGT_CNTL, tmp);
  5066. }
  5067. pi->voltage_control = CISLANDS_VOLTAGE_CONTROL_NONE;
  5068. pi->vddci_control = CISLANDS_VOLTAGE_CONTROL_NONE;
  5069. pi->mvdd_control = CISLANDS_VOLTAGE_CONTROL_NONE;
  5070. if (amdgpu_atombios_is_voltage_gpio(adev, VOLTAGE_TYPE_VDDC, VOLTAGE_OBJ_GPIO_LUT))
  5071. pi->voltage_control = CISLANDS_VOLTAGE_CONTROL_BY_GPIO;
  5072. else if (amdgpu_atombios_is_voltage_gpio(adev, VOLTAGE_TYPE_VDDC, VOLTAGE_OBJ_SVID2))
  5073. pi->voltage_control = CISLANDS_VOLTAGE_CONTROL_BY_SVID2;
  5074. if (adev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_VDDCI_CONTROL) {
  5075. if (amdgpu_atombios_is_voltage_gpio(adev, VOLTAGE_TYPE_VDDCI, VOLTAGE_OBJ_GPIO_LUT))
  5076. pi->vddci_control = CISLANDS_VOLTAGE_CONTROL_BY_GPIO;
  5077. else if (amdgpu_atombios_is_voltage_gpio(adev, VOLTAGE_TYPE_VDDCI, VOLTAGE_OBJ_SVID2))
  5078. pi->vddci_control = CISLANDS_VOLTAGE_CONTROL_BY_SVID2;
  5079. else
  5080. adev->pm.dpm.platform_caps &= ~ATOM_PP_PLATFORM_CAP_VDDCI_CONTROL;
  5081. }
  5082. if (adev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_MVDDCONTROL) {
  5083. if (amdgpu_atombios_is_voltage_gpio(adev, VOLTAGE_TYPE_MVDDC, VOLTAGE_OBJ_GPIO_LUT))
  5084. pi->mvdd_control = CISLANDS_VOLTAGE_CONTROL_BY_GPIO;
  5085. else if (amdgpu_atombios_is_voltage_gpio(adev, VOLTAGE_TYPE_MVDDC, VOLTAGE_OBJ_SVID2))
  5086. pi->mvdd_control = CISLANDS_VOLTAGE_CONTROL_BY_SVID2;
  5087. else
  5088. adev->pm.dpm.platform_caps &= ~ATOM_PP_PLATFORM_CAP_MVDDCONTROL;
  5089. }
  5090. pi->vddc_phase_shed_control = true;
  5091. #if defined(CONFIG_ACPI)
  5092. pi->pcie_performance_request =
  5093. amdgpu_acpi_is_pcie_performance_request_supported(adev);
  5094. #else
  5095. pi->pcie_performance_request = false;
  5096. #endif
  5097. if (amdgpu_atom_parse_data_header(adev->mode_info.atom_context, index, &size,
  5098. &frev, &crev, &data_offset)) {
  5099. pi->caps_sclk_ss_support = true;
  5100. pi->caps_mclk_ss_support = true;
  5101. pi->dynamic_ss = true;
  5102. } else {
  5103. pi->caps_sclk_ss_support = false;
  5104. pi->caps_mclk_ss_support = false;
  5105. pi->dynamic_ss = true;
  5106. }
  5107. if (adev->pm.int_thermal_type != THERMAL_TYPE_NONE)
  5108. pi->thermal_protection = true;
  5109. else
  5110. pi->thermal_protection = false;
  5111. pi->caps_dynamic_ac_timing = true;
  5112. pi->uvd_power_gated = false;
  5113. /* make sure dc limits are valid */
  5114. if ((adev->pm.dpm.dyn_state.max_clock_voltage_on_dc.sclk == 0) ||
  5115. (adev->pm.dpm.dyn_state.max_clock_voltage_on_dc.mclk == 0))
  5116. adev->pm.dpm.dyn_state.max_clock_voltage_on_dc =
  5117. adev->pm.dpm.dyn_state.max_clock_voltage_on_ac;
  5118. pi->fan_ctrl_is_in_default_mode = true;
  5119. return 0;
  5120. }
  5121. static void
  5122. ci_dpm_debugfs_print_current_performance_level(struct amdgpu_device *adev,
  5123. struct seq_file *m)
  5124. {
  5125. struct ci_power_info *pi = ci_get_pi(adev);
  5126. struct amdgpu_ps *rps = &pi->current_rps;
  5127. u32 sclk = ci_get_average_sclk_freq(adev);
  5128. u32 mclk = ci_get_average_mclk_freq(adev);
  5129. seq_printf(m, "uvd %sabled\n", pi->uvd_enabled ? "en" : "dis");
  5130. seq_printf(m, "vce %sabled\n", rps->vce_active ? "en" : "dis");
  5131. seq_printf(m, "power level avg sclk: %u mclk: %u\n",
  5132. sclk, mclk);
  5133. }
  5134. static void ci_dpm_print_power_state(struct amdgpu_device *adev,
  5135. struct amdgpu_ps *rps)
  5136. {
  5137. struct ci_ps *ps = ci_get_ps(rps);
  5138. struct ci_pl *pl;
  5139. int i;
  5140. amdgpu_dpm_print_class_info(rps->class, rps->class2);
  5141. amdgpu_dpm_print_cap_info(rps->caps);
  5142. printk("\tuvd vclk: %d dclk: %d\n", rps->vclk, rps->dclk);
  5143. for (i = 0; i < ps->performance_level_count; i++) {
  5144. pl = &ps->performance_levels[i];
  5145. printk("\t\tpower level %d sclk: %u mclk: %u pcie gen: %u pcie lanes: %u\n",
  5146. i, pl->sclk, pl->mclk, pl->pcie_gen + 1, pl->pcie_lane);
  5147. }
  5148. amdgpu_dpm_print_ps_status(adev, rps);
  5149. }
  5150. static u32 ci_dpm_get_sclk(struct amdgpu_device *adev, bool low)
  5151. {
  5152. struct ci_power_info *pi = ci_get_pi(adev);
  5153. struct ci_ps *requested_state = ci_get_ps(&pi->requested_rps);
  5154. if (low)
  5155. return requested_state->performance_levels[0].sclk;
  5156. else
  5157. return requested_state->performance_levels[requested_state->performance_level_count - 1].sclk;
  5158. }
  5159. static u32 ci_dpm_get_mclk(struct amdgpu_device *adev, bool low)
  5160. {
  5161. struct ci_power_info *pi = ci_get_pi(adev);
  5162. struct ci_ps *requested_state = ci_get_ps(&pi->requested_rps);
  5163. if (low)
  5164. return requested_state->performance_levels[0].mclk;
  5165. else
  5166. return requested_state->performance_levels[requested_state->performance_level_count - 1].mclk;
  5167. }
  5168. /* get temperature in millidegrees */
  5169. static int ci_dpm_get_temp(struct amdgpu_device *adev)
  5170. {
  5171. u32 temp;
  5172. int actual_temp = 0;
  5173. temp = (RREG32_SMC(ixCG_MULT_THERMAL_STATUS) & CG_MULT_THERMAL_STATUS__CTF_TEMP_MASK) >>
  5174. CG_MULT_THERMAL_STATUS__CTF_TEMP__SHIFT;
  5175. if (temp & 0x200)
  5176. actual_temp = 255;
  5177. else
  5178. actual_temp = temp & 0x1ff;
  5179. actual_temp = actual_temp * 1000;
  5180. return actual_temp;
  5181. }
  5182. static int ci_set_temperature_range(struct amdgpu_device *adev)
  5183. {
  5184. int ret;
  5185. ret = ci_thermal_enable_alert(adev, false);
  5186. if (ret)
  5187. return ret;
  5188. ret = ci_thermal_set_temperature_range(adev, CISLANDS_TEMP_RANGE_MIN,
  5189. CISLANDS_TEMP_RANGE_MAX);
  5190. if (ret)
  5191. return ret;
  5192. ret = ci_thermal_enable_alert(adev, true);
  5193. if (ret)
  5194. return ret;
  5195. return ret;
  5196. }
  5197. static int ci_dpm_early_init(void *handle)
  5198. {
  5199. struct amdgpu_device *adev = (struct amdgpu_device *)handle;
  5200. ci_dpm_set_dpm_funcs(adev);
  5201. ci_dpm_set_irq_funcs(adev);
  5202. return 0;
  5203. }
  5204. static int ci_dpm_late_init(void *handle)
  5205. {
  5206. int ret;
  5207. struct amdgpu_device *adev = (struct amdgpu_device *)handle;
  5208. if (!amdgpu_dpm)
  5209. return 0;
  5210. ret = ci_set_temperature_range(adev);
  5211. if (ret)
  5212. return ret;
  5213. ci_dpm_powergate_uvd(adev, true);
  5214. return 0;
  5215. }
  5216. static int ci_dpm_sw_init(void *handle)
  5217. {
  5218. int ret;
  5219. struct amdgpu_device *adev = (struct amdgpu_device *)handle;
  5220. ret = amdgpu_irq_add_id(adev, 230, &adev->pm.dpm.thermal.irq);
  5221. if (ret)
  5222. return ret;
  5223. ret = amdgpu_irq_add_id(adev, 231, &adev->pm.dpm.thermal.irq);
  5224. if (ret)
  5225. return ret;
  5226. /* default to balanced state */
  5227. adev->pm.dpm.state = POWER_STATE_TYPE_BALANCED;
  5228. adev->pm.dpm.user_state = POWER_STATE_TYPE_BALANCED;
  5229. adev->pm.dpm.forced_level = AMDGPU_DPM_FORCED_LEVEL_AUTO;
  5230. adev->pm.default_sclk = adev->clock.default_sclk;
  5231. adev->pm.default_mclk = adev->clock.default_mclk;
  5232. adev->pm.current_sclk = adev->clock.default_sclk;
  5233. adev->pm.current_mclk = adev->clock.default_mclk;
  5234. adev->pm.int_thermal_type = THERMAL_TYPE_NONE;
  5235. if (amdgpu_dpm == 0)
  5236. return 0;
  5237. ret = ci_dpm_init_microcode(adev);
  5238. if (ret)
  5239. return ret;
  5240. INIT_WORK(&adev->pm.dpm.thermal.work, amdgpu_dpm_thermal_work_handler);
  5241. mutex_lock(&adev->pm.mutex);
  5242. ret = ci_dpm_init(adev);
  5243. if (ret)
  5244. goto dpm_failed;
  5245. adev->pm.dpm.current_ps = adev->pm.dpm.requested_ps = adev->pm.dpm.boot_ps;
  5246. if (amdgpu_dpm == 1)
  5247. amdgpu_pm_print_power_states(adev);
  5248. ret = amdgpu_pm_sysfs_init(adev);
  5249. if (ret)
  5250. goto dpm_failed;
  5251. mutex_unlock(&adev->pm.mutex);
  5252. DRM_INFO("amdgpu: dpm initialized\n");
  5253. return 0;
  5254. dpm_failed:
  5255. ci_dpm_fini(adev);
  5256. mutex_unlock(&adev->pm.mutex);
  5257. DRM_ERROR("amdgpu: dpm initialization failed\n");
  5258. return ret;
  5259. }
  5260. static int ci_dpm_sw_fini(void *handle)
  5261. {
  5262. struct amdgpu_device *adev = (struct amdgpu_device *)handle;
  5263. mutex_lock(&adev->pm.mutex);
  5264. amdgpu_pm_sysfs_fini(adev);
  5265. ci_dpm_fini(adev);
  5266. mutex_unlock(&adev->pm.mutex);
  5267. return 0;
  5268. }
  5269. static int ci_dpm_hw_init(void *handle)
  5270. {
  5271. int ret;
  5272. struct amdgpu_device *adev = (struct amdgpu_device *)handle;
  5273. if (!amdgpu_dpm)
  5274. return 0;
  5275. mutex_lock(&adev->pm.mutex);
  5276. ci_dpm_setup_asic(adev);
  5277. ret = ci_dpm_enable(adev);
  5278. if (ret)
  5279. adev->pm.dpm_enabled = false;
  5280. else
  5281. adev->pm.dpm_enabled = true;
  5282. mutex_unlock(&adev->pm.mutex);
  5283. return ret;
  5284. }
  5285. static int ci_dpm_hw_fini(void *handle)
  5286. {
  5287. struct amdgpu_device *adev = (struct amdgpu_device *)handle;
  5288. if (adev->pm.dpm_enabled) {
  5289. mutex_lock(&adev->pm.mutex);
  5290. ci_dpm_disable(adev);
  5291. mutex_unlock(&adev->pm.mutex);
  5292. }
  5293. return 0;
  5294. }
  5295. static int ci_dpm_suspend(void *handle)
  5296. {
  5297. struct amdgpu_device *adev = (struct amdgpu_device *)handle;
  5298. if (adev->pm.dpm_enabled) {
  5299. mutex_lock(&adev->pm.mutex);
  5300. /* disable dpm */
  5301. ci_dpm_disable(adev);
  5302. /* reset the power state */
  5303. adev->pm.dpm.current_ps = adev->pm.dpm.requested_ps = adev->pm.dpm.boot_ps;
  5304. mutex_unlock(&adev->pm.mutex);
  5305. }
  5306. return 0;
  5307. }
  5308. static int ci_dpm_resume(void *handle)
  5309. {
  5310. int ret;
  5311. struct amdgpu_device *adev = (struct amdgpu_device *)handle;
  5312. if (adev->pm.dpm_enabled) {
  5313. /* asic init will reset to the boot state */
  5314. mutex_lock(&adev->pm.mutex);
  5315. ci_dpm_setup_asic(adev);
  5316. ret = ci_dpm_enable(adev);
  5317. if (ret)
  5318. adev->pm.dpm_enabled = false;
  5319. else
  5320. adev->pm.dpm_enabled = true;
  5321. mutex_unlock(&adev->pm.mutex);
  5322. if (adev->pm.dpm_enabled)
  5323. amdgpu_pm_compute_clocks(adev);
  5324. }
  5325. return 0;
  5326. }
  5327. static bool ci_dpm_is_idle(void *handle)
  5328. {
  5329. /* XXX */
  5330. return true;
  5331. }
  5332. static int ci_dpm_wait_for_idle(void *handle)
  5333. {
  5334. /* XXX */
  5335. return 0;
  5336. }
  5337. static void ci_dpm_print_status(void *handle)
  5338. {
  5339. struct amdgpu_device *adev = (struct amdgpu_device *)handle;
  5340. dev_info(adev->dev, "CIK DPM registers\n");
  5341. dev_info(adev->dev, " BIOS_SCRATCH_4=0x%08X\n",
  5342. RREG32(mmBIOS_SCRATCH_4));
  5343. dev_info(adev->dev, " MC_ARB_DRAM_TIMING=0x%08X\n",
  5344. RREG32(mmMC_ARB_DRAM_TIMING));
  5345. dev_info(adev->dev, " MC_ARB_DRAM_TIMING2=0x%08X\n",
  5346. RREG32(mmMC_ARB_DRAM_TIMING2));
  5347. dev_info(adev->dev, " MC_ARB_BURST_TIME=0x%08X\n",
  5348. RREG32(mmMC_ARB_BURST_TIME));
  5349. dev_info(adev->dev, " MC_ARB_DRAM_TIMING_1=0x%08X\n",
  5350. RREG32(mmMC_ARB_DRAM_TIMING_1));
  5351. dev_info(adev->dev, " MC_ARB_DRAM_TIMING2_1=0x%08X\n",
  5352. RREG32(mmMC_ARB_DRAM_TIMING2_1));
  5353. dev_info(adev->dev, " MC_CG_CONFIG=0x%08X\n",
  5354. RREG32(mmMC_CG_CONFIG));
  5355. dev_info(adev->dev, " MC_ARB_CG=0x%08X\n",
  5356. RREG32(mmMC_ARB_CG));
  5357. dev_info(adev->dev, " DIDT_SQ_CTRL0=0x%08X\n",
  5358. RREG32_DIDT(ixDIDT_SQ_CTRL0));
  5359. dev_info(adev->dev, " DIDT_DB_CTRL0=0x%08X\n",
  5360. RREG32_DIDT(ixDIDT_DB_CTRL0));
  5361. dev_info(adev->dev, " DIDT_TD_CTRL0=0x%08X\n",
  5362. RREG32_DIDT(ixDIDT_TD_CTRL0));
  5363. dev_info(adev->dev, " DIDT_TCP_CTRL0=0x%08X\n",
  5364. RREG32_DIDT(ixDIDT_TCP_CTRL0));
  5365. dev_info(adev->dev, " CG_THERMAL_INT=0x%08X\n",
  5366. RREG32_SMC(ixCG_THERMAL_INT));
  5367. dev_info(adev->dev, " CG_THERMAL_CTRL=0x%08X\n",
  5368. RREG32_SMC(ixCG_THERMAL_CTRL));
  5369. dev_info(adev->dev, " GENERAL_PWRMGT=0x%08X\n",
  5370. RREG32_SMC(ixGENERAL_PWRMGT));
  5371. dev_info(adev->dev, " MC_SEQ_CNTL_3=0x%08X\n",
  5372. RREG32(mmMC_SEQ_CNTL_3));
  5373. dev_info(adev->dev, " LCAC_MC0_CNTL=0x%08X\n",
  5374. RREG32_SMC(ixLCAC_MC0_CNTL));
  5375. dev_info(adev->dev, " LCAC_MC1_CNTL=0x%08X\n",
  5376. RREG32_SMC(ixLCAC_MC1_CNTL));
  5377. dev_info(adev->dev, " LCAC_CPL_CNTL=0x%08X\n",
  5378. RREG32_SMC(ixLCAC_CPL_CNTL));
  5379. dev_info(adev->dev, " SCLK_PWRMGT_CNTL=0x%08X\n",
  5380. RREG32_SMC(ixSCLK_PWRMGT_CNTL));
  5381. dev_info(adev->dev, " BIF_LNCNT_RESET=0x%08X\n",
  5382. RREG32(mmBIF_LNCNT_RESET));
  5383. dev_info(adev->dev, " FIRMWARE_FLAGS=0x%08X\n",
  5384. RREG32_SMC(ixFIRMWARE_FLAGS));
  5385. dev_info(adev->dev, " CG_SPLL_FUNC_CNTL=0x%08X\n",
  5386. RREG32_SMC(ixCG_SPLL_FUNC_CNTL));
  5387. dev_info(adev->dev, " CG_SPLL_FUNC_CNTL_2=0x%08X\n",
  5388. RREG32_SMC(ixCG_SPLL_FUNC_CNTL_2));
  5389. dev_info(adev->dev, " CG_SPLL_FUNC_CNTL_3=0x%08X\n",
  5390. RREG32_SMC(ixCG_SPLL_FUNC_CNTL_3));
  5391. dev_info(adev->dev, " CG_SPLL_FUNC_CNTL_4=0x%08X\n",
  5392. RREG32_SMC(ixCG_SPLL_FUNC_CNTL_4));
  5393. dev_info(adev->dev, " CG_SPLL_SPREAD_SPECTRUM=0x%08X\n",
  5394. RREG32_SMC(ixCG_SPLL_SPREAD_SPECTRUM));
  5395. dev_info(adev->dev, " CG_SPLL_SPREAD_SPECTRUM_2=0x%08X\n",
  5396. RREG32_SMC(ixCG_SPLL_SPREAD_SPECTRUM_2));
  5397. dev_info(adev->dev, " DLL_CNTL=0x%08X\n",
  5398. RREG32(mmDLL_CNTL));
  5399. dev_info(adev->dev, " MCLK_PWRMGT_CNTL=0x%08X\n",
  5400. RREG32(mmMCLK_PWRMGT_CNTL));
  5401. dev_info(adev->dev, " MPLL_AD_FUNC_CNTL=0x%08X\n",
  5402. RREG32(mmMPLL_AD_FUNC_CNTL));
  5403. dev_info(adev->dev, " MPLL_DQ_FUNC_CNTL=0x%08X\n",
  5404. RREG32(mmMPLL_DQ_FUNC_CNTL));
  5405. dev_info(adev->dev, " MPLL_FUNC_CNTL=0x%08X\n",
  5406. RREG32(mmMPLL_FUNC_CNTL));
  5407. dev_info(adev->dev, " MPLL_FUNC_CNTL_1=0x%08X\n",
  5408. RREG32(mmMPLL_FUNC_CNTL_1));
  5409. dev_info(adev->dev, " MPLL_FUNC_CNTL_2=0x%08X\n",
  5410. RREG32(mmMPLL_FUNC_CNTL_2));
  5411. dev_info(adev->dev, " MPLL_SS1=0x%08X\n",
  5412. RREG32(mmMPLL_SS1));
  5413. dev_info(adev->dev, " MPLL_SS2=0x%08X\n",
  5414. RREG32(mmMPLL_SS2));
  5415. dev_info(adev->dev, " CG_DISPLAY_GAP_CNTL=0x%08X\n",
  5416. RREG32_SMC(ixCG_DISPLAY_GAP_CNTL));
  5417. dev_info(adev->dev, " CG_DISPLAY_GAP_CNTL2=0x%08X\n",
  5418. RREG32_SMC(ixCG_DISPLAY_GAP_CNTL2));
  5419. dev_info(adev->dev, " CG_STATIC_SCREEN_PARAMETER=0x%08X\n",
  5420. RREG32_SMC(ixCG_STATIC_SCREEN_PARAMETER));
  5421. dev_info(adev->dev, " CG_FREQ_TRAN_VOTING_0=0x%08X\n",
  5422. RREG32_SMC(ixCG_FREQ_TRAN_VOTING_0));
  5423. dev_info(adev->dev, " CG_FREQ_TRAN_VOTING_1=0x%08X\n",
  5424. RREG32_SMC(ixCG_FREQ_TRAN_VOTING_1));
  5425. dev_info(adev->dev, " CG_FREQ_TRAN_VOTING_2=0x%08X\n",
  5426. RREG32_SMC(ixCG_FREQ_TRAN_VOTING_2));
  5427. dev_info(adev->dev, " CG_FREQ_TRAN_VOTING_3=0x%08X\n",
  5428. RREG32_SMC(ixCG_FREQ_TRAN_VOTING_3));
  5429. dev_info(adev->dev, " CG_FREQ_TRAN_VOTING_4=0x%08X\n",
  5430. RREG32_SMC(ixCG_FREQ_TRAN_VOTING_4));
  5431. dev_info(adev->dev, " CG_FREQ_TRAN_VOTING_5=0x%08X\n",
  5432. RREG32_SMC(ixCG_FREQ_TRAN_VOTING_5));
  5433. dev_info(adev->dev, " CG_FREQ_TRAN_VOTING_6=0x%08X\n",
  5434. RREG32_SMC(ixCG_FREQ_TRAN_VOTING_6));
  5435. dev_info(adev->dev, " CG_FREQ_TRAN_VOTING_7=0x%08X\n",
  5436. RREG32_SMC(ixCG_FREQ_TRAN_VOTING_7));
  5437. dev_info(adev->dev, " RCU_UC_EVENTS=0x%08X\n",
  5438. RREG32_SMC(ixRCU_UC_EVENTS));
  5439. dev_info(adev->dev, " DPM_TABLE_475=0x%08X\n",
  5440. RREG32_SMC(ixDPM_TABLE_475));
  5441. dev_info(adev->dev, " MC_SEQ_RAS_TIMING_LP=0x%08X\n",
  5442. RREG32(mmMC_SEQ_RAS_TIMING_LP));
  5443. dev_info(adev->dev, " MC_SEQ_RAS_TIMING=0x%08X\n",
  5444. RREG32(mmMC_SEQ_RAS_TIMING));
  5445. dev_info(adev->dev, " MC_SEQ_CAS_TIMING_LP=0x%08X\n",
  5446. RREG32(mmMC_SEQ_CAS_TIMING_LP));
  5447. dev_info(adev->dev, " MC_SEQ_CAS_TIMING=0x%08X\n",
  5448. RREG32(mmMC_SEQ_CAS_TIMING));
  5449. dev_info(adev->dev, " MC_SEQ_DLL_STBY_LP=0x%08X\n",
  5450. RREG32(mmMC_SEQ_DLL_STBY_LP));
  5451. dev_info(adev->dev, " MC_SEQ_DLL_STBY=0x%08X\n",
  5452. RREG32(mmMC_SEQ_DLL_STBY));
  5453. dev_info(adev->dev, " MC_SEQ_G5PDX_CMD0_LP=0x%08X\n",
  5454. RREG32(mmMC_SEQ_G5PDX_CMD0_LP));
  5455. dev_info(adev->dev, " MC_SEQ_G5PDX_CMD0=0x%08X\n",
  5456. RREG32(mmMC_SEQ_G5PDX_CMD0));
  5457. dev_info(adev->dev, " MC_SEQ_G5PDX_CMD1_LP=0x%08X\n",
  5458. RREG32(mmMC_SEQ_G5PDX_CMD1_LP));
  5459. dev_info(adev->dev, " MC_SEQ_G5PDX_CMD1=0x%08X\n",
  5460. RREG32(mmMC_SEQ_G5PDX_CMD1));
  5461. dev_info(adev->dev, " MC_SEQ_G5PDX_CTRL_LP=0x%08X\n",
  5462. RREG32(mmMC_SEQ_G5PDX_CTRL_LP));
  5463. dev_info(adev->dev, " MC_SEQ_G5PDX_CTRL=0x%08X\n",
  5464. RREG32(mmMC_SEQ_G5PDX_CTRL));
  5465. dev_info(adev->dev, " MC_SEQ_PMG_DVS_CMD_LP=0x%08X\n",
  5466. RREG32(mmMC_SEQ_PMG_DVS_CMD_LP));
  5467. dev_info(adev->dev, " MC_SEQ_PMG_DVS_CMD=0x%08X\n",
  5468. RREG32(mmMC_SEQ_PMG_DVS_CMD));
  5469. dev_info(adev->dev, " MC_SEQ_PMG_DVS_CTL_LP=0x%08X\n",
  5470. RREG32(mmMC_SEQ_PMG_DVS_CTL_LP));
  5471. dev_info(adev->dev, " MC_SEQ_PMG_DVS_CTL=0x%08X\n",
  5472. RREG32(mmMC_SEQ_PMG_DVS_CTL));
  5473. dev_info(adev->dev, " MC_SEQ_MISC_TIMING_LP=0x%08X\n",
  5474. RREG32(mmMC_SEQ_MISC_TIMING_LP));
  5475. dev_info(adev->dev, " MC_SEQ_MISC_TIMING=0x%08X\n",
  5476. RREG32(mmMC_SEQ_MISC_TIMING));
  5477. dev_info(adev->dev, " MC_SEQ_MISC_TIMING2_LP=0x%08X\n",
  5478. RREG32(mmMC_SEQ_MISC_TIMING2_LP));
  5479. dev_info(adev->dev, " MC_SEQ_MISC_TIMING2=0x%08X\n",
  5480. RREG32(mmMC_SEQ_MISC_TIMING2));
  5481. dev_info(adev->dev, " MC_SEQ_PMG_CMD_EMRS_LP=0x%08X\n",
  5482. RREG32(mmMC_SEQ_PMG_CMD_EMRS_LP));
  5483. dev_info(adev->dev, " MC_PMG_CMD_EMRS=0x%08X\n",
  5484. RREG32(mmMC_PMG_CMD_EMRS));
  5485. dev_info(adev->dev, " MC_SEQ_PMG_CMD_MRS_LP=0x%08X\n",
  5486. RREG32(mmMC_SEQ_PMG_CMD_MRS_LP));
  5487. dev_info(adev->dev, " MC_PMG_CMD_MRS=0x%08X\n",
  5488. RREG32(mmMC_PMG_CMD_MRS));
  5489. dev_info(adev->dev, " MC_SEQ_PMG_CMD_MRS1_LP=0x%08X\n",
  5490. RREG32(mmMC_SEQ_PMG_CMD_MRS1_LP));
  5491. dev_info(adev->dev, " MC_PMG_CMD_MRS1=0x%08X\n",
  5492. RREG32(mmMC_PMG_CMD_MRS1));
  5493. dev_info(adev->dev, " MC_SEQ_WR_CTL_D0_LP=0x%08X\n",
  5494. RREG32(mmMC_SEQ_WR_CTL_D0_LP));
  5495. dev_info(adev->dev, " MC_SEQ_WR_CTL_D0=0x%08X\n",
  5496. RREG32(mmMC_SEQ_WR_CTL_D0));
  5497. dev_info(adev->dev, " MC_SEQ_WR_CTL_D1_LP=0x%08X\n",
  5498. RREG32(mmMC_SEQ_WR_CTL_D1_LP));
  5499. dev_info(adev->dev, " MC_SEQ_WR_CTL_D1=0x%08X\n",
  5500. RREG32(mmMC_SEQ_WR_CTL_D1));
  5501. dev_info(adev->dev, " MC_SEQ_RD_CTL_D0_LP=0x%08X\n",
  5502. RREG32(mmMC_SEQ_RD_CTL_D0_LP));
  5503. dev_info(adev->dev, " MC_SEQ_RD_CTL_D0=0x%08X\n",
  5504. RREG32(mmMC_SEQ_RD_CTL_D0));
  5505. dev_info(adev->dev, " MC_SEQ_RD_CTL_D1_LP=0x%08X\n",
  5506. RREG32(mmMC_SEQ_RD_CTL_D1_LP));
  5507. dev_info(adev->dev, " MC_SEQ_RD_CTL_D1=0x%08X\n",
  5508. RREG32(mmMC_SEQ_RD_CTL_D1));
  5509. dev_info(adev->dev, " MC_SEQ_PMG_TIMING_LP=0x%08X\n",
  5510. RREG32(mmMC_SEQ_PMG_TIMING_LP));
  5511. dev_info(adev->dev, " MC_SEQ_PMG_TIMING=0x%08X\n",
  5512. RREG32(mmMC_SEQ_PMG_TIMING));
  5513. dev_info(adev->dev, " MC_SEQ_PMG_CMD_MRS2_LP=0x%08X\n",
  5514. RREG32(mmMC_SEQ_PMG_CMD_MRS2_LP));
  5515. dev_info(adev->dev, " MC_PMG_CMD_MRS2=0x%08X\n",
  5516. RREG32(mmMC_PMG_CMD_MRS2));
  5517. dev_info(adev->dev, " MC_SEQ_WR_CTL_2_LP=0x%08X\n",
  5518. RREG32(mmMC_SEQ_WR_CTL_2_LP));
  5519. dev_info(adev->dev, " MC_SEQ_WR_CTL_2=0x%08X\n",
  5520. RREG32(mmMC_SEQ_WR_CTL_2));
  5521. dev_info(adev->dev, " PCIE_LC_SPEED_CNTL=0x%08X\n",
  5522. RREG32_PCIE(ixPCIE_LC_SPEED_CNTL));
  5523. dev_info(adev->dev, " PCIE_LC_LINK_WIDTH_CNTL=0x%08X\n",
  5524. RREG32_PCIE(ixPCIE_LC_LINK_WIDTH_CNTL));
  5525. dev_info(adev->dev, " SMC_IND_INDEX_0=0x%08X\n",
  5526. RREG32(mmSMC_IND_INDEX_0));
  5527. dev_info(adev->dev, " SMC_IND_DATA_0=0x%08X\n",
  5528. RREG32(mmSMC_IND_DATA_0));
  5529. dev_info(adev->dev, " SMC_IND_ACCESS_CNTL=0x%08X\n",
  5530. RREG32(mmSMC_IND_ACCESS_CNTL));
  5531. dev_info(adev->dev, " SMC_RESP_0=0x%08X\n",
  5532. RREG32(mmSMC_RESP_0));
  5533. dev_info(adev->dev, " SMC_MESSAGE_0=0x%08X\n",
  5534. RREG32(mmSMC_MESSAGE_0));
  5535. dev_info(adev->dev, " SMC_SYSCON_RESET_CNTL=0x%08X\n",
  5536. RREG32_SMC(ixSMC_SYSCON_RESET_CNTL));
  5537. dev_info(adev->dev, " SMC_SYSCON_CLOCK_CNTL_0=0x%08X\n",
  5538. RREG32_SMC(ixSMC_SYSCON_CLOCK_CNTL_0));
  5539. dev_info(adev->dev, " SMC_SYSCON_MISC_CNTL=0x%08X\n",
  5540. RREG32_SMC(ixSMC_SYSCON_MISC_CNTL));
  5541. dev_info(adev->dev, " SMC_PC_C=0x%08X\n",
  5542. RREG32_SMC(ixSMC_PC_C));
  5543. }
  5544. static int ci_dpm_soft_reset(void *handle)
  5545. {
  5546. return 0;
  5547. }
  5548. static int ci_dpm_set_interrupt_state(struct amdgpu_device *adev,
  5549. struct amdgpu_irq_src *source,
  5550. unsigned type,
  5551. enum amdgpu_interrupt_state state)
  5552. {
  5553. u32 cg_thermal_int;
  5554. switch (type) {
  5555. case AMDGPU_THERMAL_IRQ_LOW_TO_HIGH:
  5556. switch (state) {
  5557. case AMDGPU_IRQ_STATE_DISABLE:
  5558. cg_thermal_int = RREG32_SMC(ixCG_THERMAL_INT);
  5559. cg_thermal_int &= ~CG_THERMAL_INT_CTRL__THERM_INTH_MASK_MASK;
  5560. WREG32_SMC(ixCG_THERMAL_INT, cg_thermal_int);
  5561. break;
  5562. case AMDGPU_IRQ_STATE_ENABLE:
  5563. cg_thermal_int = RREG32_SMC(ixCG_THERMAL_INT);
  5564. cg_thermal_int |= CG_THERMAL_INT_CTRL__THERM_INTH_MASK_MASK;
  5565. WREG32_SMC(ixCG_THERMAL_INT, cg_thermal_int);
  5566. break;
  5567. default:
  5568. break;
  5569. }
  5570. break;
  5571. case AMDGPU_THERMAL_IRQ_HIGH_TO_LOW:
  5572. switch (state) {
  5573. case AMDGPU_IRQ_STATE_DISABLE:
  5574. cg_thermal_int = RREG32_SMC(ixCG_THERMAL_INT);
  5575. cg_thermal_int &= ~CG_THERMAL_INT_CTRL__THERM_INTL_MASK_MASK;
  5576. WREG32_SMC(ixCG_THERMAL_INT, cg_thermal_int);
  5577. break;
  5578. case AMDGPU_IRQ_STATE_ENABLE:
  5579. cg_thermal_int = RREG32_SMC(ixCG_THERMAL_INT);
  5580. cg_thermal_int |= CG_THERMAL_INT_CTRL__THERM_INTL_MASK_MASK;
  5581. WREG32_SMC(ixCG_THERMAL_INT, cg_thermal_int);
  5582. break;
  5583. default:
  5584. break;
  5585. }
  5586. break;
  5587. default:
  5588. break;
  5589. }
  5590. return 0;
  5591. }
  5592. static int ci_dpm_process_interrupt(struct amdgpu_device *adev,
  5593. struct amdgpu_irq_src *source,
  5594. struct amdgpu_iv_entry *entry)
  5595. {
  5596. bool queue_thermal = false;
  5597. if (entry == NULL)
  5598. return -EINVAL;
  5599. switch (entry->src_id) {
  5600. case 230: /* thermal low to high */
  5601. DRM_DEBUG("IH: thermal low to high\n");
  5602. adev->pm.dpm.thermal.high_to_low = false;
  5603. queue_thermal = true;
  5604. break;
  5605. case 231: /* thermal high to low */
  5606. DRM_DEBUG("IH: thermal high to low\n");
  5607. adev->pm.dpm.thermal.high_to_low = true;
  5608. queue_thermal = true;
  5609. break;
  5610. default:
  5611. break;
  5612. }
  5613. if (queue_thermal)
  5614. schedule_work(&adev->pm.dpm.thermal.work);
  5615. return 0;
  5616. }
  5617. static int ci_dpm_set_clockgating_state(void *handle,
  5618. enum amd_clockgating_state state)
  5619. {
  5620. return 0;
  5621. }
  5622. static int ci_dpm_set_powergating_state(void *handle,
  5623. enum amd_powergating_state state)
  5624. {
  5625. return 0;
  5626. }
  5627. const struct amd_ip_funcs ci_dpm_ip_funcs = {
  5628. .early_init = ci_dpm_early_init,
  5629. .late_init = ci_dpm_late_init,
  5630. .sw_init = ci_dpm_sw_init,
  5631. .sw_fini = ci_dpm_sw_fini,
  5632. .hw_init = ci_dpm_hw_init,
  5633. .hw_fini = ci_dpm_hw_fini,
  5634. .suspend = ci_dpm_suspend,
  5635. .resume = ci_dpm_resume,
  5636. .is_idle = ci_dpm_is_idle,
  5637. .wait_for_idle = ci_dpm_wait_for_idle,
  5638. .soft_reset = ci_dpm_soft_reset,
  5639. .print_status = ci_dpm_print_status,
  5640. .set_clockgating_state = ci_dpm_set_clockgating_state,
  5641. .set_powergating_state = ci_dpm_set_powergating_state,
  5642. };
  5643. static const struct amdgpu_dpm_funcs ci_dpm_funcs = {
  5644. .get_temperature = &ci_dpm_get_temp,
  5645. .pre_set_power_state = &ci_dpm_pre_set_power_state,
  5646. .set_power_state = &ci_dpm_set_power_state,
  5647. .post_set_power_state = &ci_dpm_post_set_power_state,
  5648. .display_configuration_changed = &ci_dpm_display_configuration_changed,
  5649. .get_sclk = &ci_dpm_get_sclk,
  5650. .get_mclk = &ci_dpm_get_mclk,
  5651. .print_power_state = &ci_dpm_print_power_state,
  5652. .debugfs_print_current_performance_level = &ci_dpm_debugfs_print_current_performance_level,
  5653. .force_performance_level = &ci_dpm_force_performance_level,
  5654. .vblank_too_short = &ci_dpm_vblank_too_short,
  5655. .powergate_uvd = &ci_dpm_powergate_uvd,
  5656. .set_fan_control_mode = &ci_dpm_set_fan_control_mode,
  5657. .get_fan_control_mode = &ci_dpm_get_fan_control_mode,
  5658. .set_fan_speed_percent = &ci_dpm_set_fan_speed_percent,
  5659. .get_fan_speed_percent = &ci_dpm_get_fan_speed_percent,
  5660. };
  5661. static void ci_dpm_set_dpm_funcs(struct amdgpu_device *adev)
  5662. {
  5663. if (adev->pm.funcs == NULL)
  5664. adev->pm.funcs = &ci_dpm_funcs;
  5665. }
  5666. static const struct amdgpu_irq_src_funcs ci_dpm_irq_funcs = {
  5667. .set = ci_dpm_set_interrupt_state,
  5668. .process = ci_dpm_process_interrupt,
  5669. };
  5670. static void ci_dpm_set_irq_funcs(struct amdgpu_device *adev)
  5671. {
  5672. adev->pm.dpm.thermal.irq.num_types = AMDGPU_THERMAL_IRQ_LAST;
  5673. adev->pm.dpm.thermal.irq.funcs = &ci_dpm_irq_funcs;
  5674. }