drivers/gpu/drm/amd/amdgpu/kv_dpm.c

   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
  24 #include <drm/drmP.h>
  25 #include "amdgpu.h"
  26 #include "amdgpu_pm.h"
  27 #include "cikd.h"
  28 #include "atom.h"
  29 #include "amdgpu_atombios.h"
  30 #include "amdgpu_dpm.h"
  31 #include "kv_dpm.h"
  32 #include "gfx_v7_0.h"
  33 #include <linux/seq_file.h>
  34
  35 #include "smu/smu_7_0_0_d.h"
  36 #include "smu/smu_7_0_0_sh_mask.h"
  37
  38 #include "gca/gfx_7_2_d.h"
  39 #include "gca/gfx_7_2_sh_mask.h"
  40
  41 #define KV_MAX_DEEPSLEEP_DIVIDER_ID     5
  42 #define KV_MINIMUM_ENGINE_CLOCK         800
  43 #define SMC_RAM_END                     0x40000
  44
  45 static const struct amd_pm_funcs kv_dpm_funcs;
  46
  47 static void kv_dpm_set_irq_funcs(struct amdgpu_device *adev);
  48 static int kv_enable_nb_dpm(struct amdgpu_device *adev,
  49                             bool enable);
  50 static void kv_init_graphics_levels(struct amdgpu_device *adev);
  51 static int kv_calculate_ds_divider(struct amdgpu_device *adev);
  52 static int kv_calculate_nbps_level_settings(struct amdgpu_device *adev);
  53 static int kv_calculate_dpm_settings(struct amdgpu_device *adev);
  54 static void kv_enable_new_levels(struct amdgpu_device *adev);
  55 static void kv_program_nbps_index_settings(struct amdgpu_device *adev,
  56                                            struct amdgpu_ps *new_rps);
  57 static int kv_set_enabled_level(struct amdgpu_device *adev, u32 level);
  58 static int kv_set_enabled_levels(struct amdgpu_device *adev);
  59 static int kv_force_dpm_highest(struct amdgpu_device *adev);
  60 static int kv_force_dpm_lowest(struct amdgpu_device *adev);
  61 static void kv_apply_state_adjust_rules(struct amdgpu_device *adev,
  62                                         struct amdgpu_ps *new_rps,
  63                                         struct amdgpu_ps *old_rps);
  64 static int kv_set_thermal_temperature_range(struct amdgpu_device *adev,
  65                                             int min_temp, int max_temp);
  66 static int kv_init_fps_limits(struct amdgpu_device *adev);
  67
  68 static void kv_dpm_powergate_samu(struct amdgpu_device *adev, bool gate);
  69 static void kv_dpm_powergate_acp(struct amdgpu_device *adev, bool gate);
  70
  71
  72 static u32 kv_convert_vid2_to_vid7(struct amdgpu_device *adev,
  73                                    struct sumo_vid_mapping_table *vid_mapping_table,
  74                                    u32 vid_2bit)
  75 {
  76         struct amdgpu_clock_voltage_dependency_table *vddc_sclk_table =
  77                 &adev->pm.dpm.dyn_state.vddc_dependency_on_sclk;
  78         u32 i;
  79
  80         if (vddc_sclk_table && vddc_sclk_table->count) {
  81                 if (vid_2bit < vddc_sclk_table->count)
  82                         return vddc_sclk_table->entries[vid_2bit].v;
  83                 else
  84                         return vddc_sclk_table->entries[vddc_sclk_table->count - 1].v;
  85         } else {
  86                 for (i = 0; i < vid_mapping_table->num_entries; i++) {
  87                         if (vid_mapping_table->entries[i].vid_2bit == vid_2bit)
  88                                 return vid_mapping_table->entries[i].vid_7bit;
  89                 }
  90                 return vid_mapping_table->entries[vid_mapping_table->num_entries - 1].vid_7bit;
  91         }
  92 }
  93
  94 static u32 kv_convert_vid7_to_vid2(struct amdgpu_device *adev,
  95                                    struct sumo_vid_mapping_table *vid_mapping_table,
  96                                    u32 vid_7bit)
  97 {
  98         struct amdgpu_clock_voltage_dependency_table *vddc_sclk_table =
  99                 &adev->pm.dpm.dyn_state.vddc_dependency_on_sclk;
 100         u32 i;
 101
 102         if (vddc_sclk_table && vddc_sclk_table->count) {
 103                 for (i = 0; i < vddc_sclk_table->count; i++) {
 104                         if (vddc_sclk_table->entries[i].v == vid_7bit)
 105                                 return i;
 106                 }
 107                 return vddc_sclk_table->count - 1;
 108         } else {
 109                 for (i = 0; i < vid_mapping_table->num_entries; i++) {
 110                         if (vid_mapping_table->entries[i].vid_7bit == vid_7bit)
 111                                 return vid_mapping_table->entries[i].vid_2bit;
 112                 }
 113
 114                 return vid_mapping_table->entries[vid_mapping_table->num_entries - 1].vid_2bit;
 115         }
 116 }
 117
 118 static void sumo_take_smu_control(struct amdgpu_device *adev, bool enable)
 119 {
 120 /* This bit selects who handles display phy powergating.
 121  * Clear the bit to let atom handle it.
 122  * Set it to let the driver handle it.
 123  * For now we just let atom handle it.
 124  */
 125 #if 0
 126         u32 v = RREG32(mmDOUT_SCRATCH3);
 127
 128         if (enable)
 129                 v |= 0x4;
 130         else
 131                 v &= 0xFFFFFFFB;
 132
 133         WREG32(mmDOUT_SCRATCH3, v);
 134 #endif
 135 }
 136
 137 static void sumo_construct_sclk_voltage_mapping_table(struct amdgpu_device *adev,
 138                                                       struct sumo_sclk_voltage_mapping_table *sclk_voltage_mapping_table,
 139                                                       ATOM_AVAILABLE_SCLK_LIST *table)
 140 {
 141         u32 i;
 142         u32 n = 0;
 143         u32 prev_sclk = 0;
 144
 145         for (i = 0; i < SUMO_MAX_HARDWARE_POWERLEVELS; i++) {
 146                 if (table[i].ulSupportedSCLK > prev_sclk) {
 147                         sclk_voltage_mapping_table->entries[n].sclk_frequency =
 148                                 table[i].ulSupportedSCLK;
 149                         sclk_voltage_mapping_table->entries[n].vid_2bit =
 150                                 table[i].usVoltageIndex;
 151                         prev_sclk = table[i].ulSupportedSCLK;
 152                         n++;
 153                 }
 154         }
 155
 156         sclk_voltage_mapping_table->num_max_dpm_entries = n;
 157 }
 158
 159 static void sumo_construct_vid_mapping_table(struct amdgpu_device *adev,
 160                                              struct sumo_vid_mapping_table *vid_mapping_table,
 161                                              ATOM_AVAILABLE_SCLK_LIST *table)
 162 {
 163         u32 i, j;
 164
 165         for (i = 0; i < SUMO_MAX_HARDWARE_POWERLEVELS; i++) {
 166                 if (table[i].ulSupportedSCLK != 0) {
 167                         vid_mapping_table->entries[table[i].usVoltageIndex].vid_7bit =
 168                                 table[i].usVoltageID;
 169                         vid_mapping_table->entries[table[i].usVoltageIndex].vid_2bit =
 170                                 table[i].usVoltageIndex;
 171                 }
 172         }
 173
 174         for (i = 0; i < SUMO_MAX_NUMBER_VOLTAGES; i++) {
 175                 if (vid_mapping_table->entries[i].vid_7bit == 0) {
 176                         for (j = i + 1; j < SUMO_MAX_NUMBER_VOLTAGES; j++) {
 177                                 if (vid_mapping_table->entries[j].vid_7bit != 0) {
 178                                         vid_mapping_table->entries[i] =
 179                                                 vid_mapping_table->entries[j];
 180                                         vid_mapping_table->entries[j].vid_7bit = 0;
 181                                         break;
 182                                 }
 183                         }
 184
 185                         if (j == SUMO_MAX_NUMBER_VOLTAGES)
 186                                 break;
 187                 }
 188         }
 189
 190         vid_mapping_table->num_entries = i;
 191 }
 192
 193 #if 0
 194 static const struct kv_lcac_config_values sx_local_cac_cfg_kv[] =
 195 {
 196         {  0,       4,        1    },
 197         {  1,       4,        1    },
 198         {  2,       5,        1    },
 199         {  3,       4,        2    },
 200         {  4,       1,        1    },
 201         {  5,       5,        2    },
 202         {  6,       6,        1    },
 203         {  7,       9,        2    },
 204         { 0xffffffff }
 205 };
 206
 207 static const struct kv_lcac_config_values mc0_local_cac_cfg_kv[] =
 208 {
 209         {  0,       4,        1    },
 210         { 0xffffffff }
 211 };
 212
 213 static const struct kv_lcac_config_values mc1_local_cac_cfg_kv[] =
 214 {
 215         {  0,       4,        1    },
 216         { 0xffffffff }
 217 };
 218
 219 static const struct kv_lcac_config_values mc2_local_cac_cfg_kv[] =
 220 {
 221         {  0,       4,        1    },
 222         { 0xffffffff }
 223 };
 224
 225 static const struct kv_lcac_config_values mc3_local_cac_cfg_kv[] =
 226 {
 227         {  0,       4,        1    },
 228         { 0xffffffff }
 229 };
 230
 231 static const struct kv_lcac_config_values cpl_local_cac_cfg_kv[] =
 232 {
 233         {  0,       4,        1    },
 234         {  1,       4,        1    },
 235         {  2,       5,        1    },
 236         {  3,       4,        1    },
 237         {  4,       1,        1    },
 238         {  5,       5,        1    },
 239         {  6,       6,        1    },
 240         {  7,       9,        1    },
 241         {  8,       4,        1    },
 242         {  9,       2,        1    },
 243         {  10,      3,        1    },
 244         {  11,      6,        1    },
 245         {  12,      8,        2    },
 246         {  13,      1,        1    },
 247         {  14,      2,        1    },
 248         {  15,      3,        1    },
 249         {  16,      1,        1    },
 250         {  17,      4,        1    },
 251         {  18,      3,        1    },
 252         {  19,      1,        1    },
 253         {  20,      8,        1    },
 254         {  21,      5,        1    },
 255         {  22,      1,        1    },
 256         {  23,      1,        1    },
 257         {  24,      4,        1    },
 258         {  27,      6,        1    },
 259         {  28,      1,        1    },
 260         { 0xffffffff }
 261 };
 262
 263 static const struct kv_lcac_config_reg sx0_cac_config_reg[] =
 264 {
 265         { 0xc0400d00, 0x003e0000, 17, 0x3fc00000, 22, 0x0001fffe, 1, 0x00000001, 0 }
 266 };
 267
 268 static const struct kv_lcac_config_reg mc0_cac_config_reg[] =
 269 {
 270         { 0xc0400d30, 0x003e0000, 17, 0x3fc00000, 22, 0x0001fffe, 1, 0x00000001, 0 }
 271 };
 272
 273 static const struct kv_lcac_config_reg mc1_cac_config_reg[] =
 274 {
 275         { 0xc0400d3c, 0x003e0000, 17, 0x3fc00000, 22, 0x0001fffe, 1, 0x00000001, 0 }
 276 };
 277
 278 static const struct kv_lcac_config_reg mc2_cac_config_reg[] =
 279 {
 280         { 0xc0400d48, 0x003e0000, 17, 0x3fc00000, 22, 0x0001fffe, 1, 0x00000001, 0 }
 281 };
 282
 283 static const struct kv_lcac_config_reg mc3_cac_config_reg[] =
 284 {
 285         { 0xc0400d54, 0x003e0000, 17, 0x3fc00000, 22, 0x0001fffe, 1, 0x00000001, 0 }
 286 };
 287
 288 static const struct kv_lcac_config_reg cpl_cac_config_reg[] =
 289 {
 290         { 0xc0400d80, 0x003e0000, 17, 0x3fc00000, 22, 0x0001fffe, 1, 0x00000001, 0 }
 291 };
 292 #endif
 293
 294 static const struct kv_pt_config_reg didt_config_kv[] =
 295 {
 296         { 0x10, 0x000000ff, 0, 0x0, KV_CONFIGREG_DIDT_IND },
 297         { 0x10, 0x0000ff00, 8, 0x0, KV_CONFIGREG_DIDT_IND },
 298         { 0x10, 0x00ff0000, 16, 0x0, KV_CONFIGREG_DIDT_IND },
 299         { 0x10, 0xff000000, 24, 0x0, KV_CONFIGREG_DIDT_IND },
 300         { 0x11, 0x000000ff, 0, 0x0, KV_CONFIGREG_DIDT_IND },
 301         { 0x11, 0x0000ff00, 8, 0x0, KV_CONFIGREG_DIDT_IND },
 302         { 0x11, 0x00ff0000, 16, 0x0, KV_CONFIGREG_DIDT_IND },
 303         { 0x11, 0xff000000, 24, 0x0, KV_CONFIGREG_DIDT_IND },
 304         { 0x12, 0x000000ff, 0, 0x0, KV_CONFIGREG_DIDT_IND },
 305         { 0x12, 0x0000ff00, 8, 0x0, KV_CONFIGREG_DIDT_IND },
 306         { 0x12, 0x00ff0000, 16, 0x0, KV_CONFIGREG_DIDT_IND },
 307         { 0x12, 0xff000000, 24, 0x0, KV_CONFIGREG_DIDT_IND },
 308         { 0x2, 0x00003fff, 0, 0x4, KV_CONFIGREG_DIDT_IND },
 309         { 0x2, 0x03ff0000, 16, 0x80, KV_CONFIGREG_DIDT_IND },
 310         { 0x2, 0x78000000, 27, 0x3, KV_CONFIGREG_DIDT_IND },
 311         { 0x1, 0x0000ffff, 0, 0x3FFF, KV_CONFIGREG_DIDT_IND },
 312         { 0x1, 0xffff0000, 16, 0x3FFF, KV_CONFIGREG_DIDT_IND },
 313         { 0x0, 0x00000001, 0, 0x0, KV_CONFIGREG_DIDT_IND },
 314         { 0x30, 0x000000ff, 0, 0x0, KV_CONFIGREG_DIDT_IND },
 315         { 0x30, 0x0000ff00, 8, 0x0, KV_CONFIGREG_DIDT_IND },
 316         { 0x30, 0x00ff0000, 16, 0x0, KV_CONFIGREG_DIDT_IND },
 317         { 0x30, 0xff000000, 24, 0x0, KV_CONFIGREG_DIDT_IND },
 318         { 0x31, 0x000000ff, 0, 0x0, KV_CONFIGREG_DIDT_IND },
 319         { 0x31, 0x0000ff00, 8, 0x0, KV_CONFIGREG_DIDT_IND },
 320         { 0x31, 0x00ff0000, 16, 0x0, KV_CONFIGREG_DIDT_IND },
 321         { 0x31, 0xff000000, 24, 0x0, KV_CONFIGREG_DIDT_IND },
 322         { 0x32, 0x000000ff, 0, 0x0, KV_CONFIGREG_DIDT_IND },
 323         { 0x32, 0x0000ff00, 8, 0x0, KV_CONFIGREG_DIDT_IND },
 324         { 0x32, 0x00ff0000, 16, 0x0, KV_CONFIGREG_DIDT_IND },
 325         { 0x32, 0xff000000, 24, 0x0, KV_CONFIGREG_DIDT_IND },
 326         { 0x22, 0x00003fff, 0, 0x4, KV_CONFIGREG_DIDT_IND },
 327         { 0x22, 0x03ff0000, 16, 0x80, KV_CONFIGREG_DIDT_IND },
 328         { 0x22, 0x78000000, 27, 0x3, KV_CONFIGREG_DIDT_IND },
 329         { 0x21, 0x0000ffff, 0, 0x3FFF, KV_CONFIGREG_DIDT_IND },
 330         { 0x21, 0xffff0000, 16, 0x3FFF, KV_CONFIGREG_DIDT_IND },
 331         { 0x20, 0x00000001, 0, 0x0, KV_CONFIGREG_DIDT_IND },
 332         { 0x50, 0x000000ff, 0, 0x0, KV_CONFIGREG_DIDT_IND },
 333         { 0x50, 0x0000ff00, 8, 0x0, KV_CONFIGREG_DIDT_IND },
 334         { 0x50, 0x00ff0000, 16, 0x0, KV_CONFIGREG_DIDT_IND },
 335         { 0x50, 0xff000000, 24, 0x0, KV_CONFIGREG_DIDT_IND },
 336         { 0x51, 0x000000ff, 0, 0x0, KV_CONFIGREG_DIDT_IND },
 337         { 0x51, 0x0000ff00, 8, 0x0, KV_CONFIGREG_DIDT_IND },
 338         { 0x51, 0x00ff0000, 16, 0x0, KV_CONFIGREG_DIDT_IND },
 339         { 0x51, 0xff000000, 24, 0x0, KV_CONFIGREG_DIDT_IND },
 340         { 0x52, 0x000000ff, 0, 0x0, KV_CONFIGREG_DIDT_IND },
 341         { 0x52, 0x0000ff00, 8, 0x0, KV_CONFIGREG_DIDT_IND },
 342         { 0x52, 0x00ff0000, 16, 0x0, KV_CONFIGREG_DIDT_IND },
 343         { 0x52, 0xff000000, 24, 0x0, KV_CONFIGREG_DIDT_IND },
 344         { 0x42, 0x00003fff, 0, 0x4, KV_CONFIGREG_DIDT_IND },
 345         { 0x42, 0x03ff0000, 16, 0x80, KV_CONFIGREG_DIDT_IND },
 346         { 0x42, 0x78000000, 27, 0x3, KV_CONFIGREG_DIDT_IND },
 347         { 0x41, 0x0000ffff, 0, 0x3FFF, KV_CONFIGREG_DIDT_IND },
 348         { 0x41, 0xffff0000, 16, 0x3FFF, KV_CONFIGREG_DIDT_IND },
 349         { 0x40, 0x00000001, 0, 0x0, KV_CONFIGREG_DIDT_IND },
 350         { 0x70, 0x000000ff, 0, 0x0, KV_CONFIGREG_DIDT_IND },
 351         { 0x70, 0x0000ff00, 8, 0x0, KV_CONFIGREG_DIDT_IND },
 352         { 0x70, 0x00ff0000, 16, 0x0, KV_CONFIGREG_DIDT_IND },
 353         { 0x70, 0xff000000, 24, 0x0, KV_CONFIGREG_DIDT_IND },
 354         { 0x71, 0x000000ff, 0, 0x0, KV_CONFIGREG_DIDT_IND },
 355         { 0x71, 0x0000ff00, 8, 0x0, KV_CONFIGREG_DIDT_IND },
 356         { 0x71, 0x00ff0000, 16, 0x0, KV_CONFIGREG_DIDT_IND },
 357         { 0x71, 0xff000000, 24, 0x0, KV_CONFIGREG_DIDT_IND },
 358         { 0x72, 0x000000ff, 0, 0x0, KV_CONFIGREG_DIDT_IND },
 359         { 0x72, 0x0000ff00, 8, 0x0, KV_CONFIGREG_DIDT_IND },
 360         { 0x72, 0x00ff0000, 16, 0x0, KV_CONFIGREG_DIDT_IND },
 361         { 0x72, 0xff000000, 24, 0x0, KV_CONFIGREG_DIDT_IND },
 362         { 0x62, 0x00003fff, 0, 0x4, KV_CONFIGREG_DIDT_IND },
 363         { 0x62, 0x03ff0000, 16, 0x80, KV_CONFIGREG_DIDT_IND },
 364         { 0x62, 0x78000000, 27, 0x3, KV_CONFIGREG_DIDT_IND },
 365         { 0x61, 0x0000ffff, 0, 0x3FFF, KV_CONFIGREG_DIDT_IND },
 366         { 0x61, 0xffff0000, 16, 0x3FFF, KV_CONFIGREG_DIDT_IND },
 367         { 0x60, 0x00000001, 0, 0x0, KV_CONFIGREG_DIDT_IND },
 368         { 0xFFFFFFFF }
 369 };
 370
 371 static struct kv_ps *kv_get_ps(struct amdgpu_ps *rps)
 372 {
 373         struct kv_ps *ps = rps->ps_priv;
 374
 375         return ps;
 376 }
 377
 378 static struct kv_power_info *kv_get_pi(struct amdgpu_device *adev)
 379 {
 380         struct kv_power_info *pi = adev->pm.dpm.priv;
 381
 382         return pi;
 383 }
 384
 385 #if 0
 386 static void kv_program_local_cac_table(struct amdgpu_device *adev,
 387                                        const struct kv_lcac_config_values *local_cac_table,
 388                                        const struct kv_lcac_config_reg *local_cac_reg)
 389 {
 390         u32 i, count, data;
 391         const struct kv_lcac_config_values *values = local_cac_table;
 392
 393         while (values->block_id != 0xffffffff) {
 394                 count = values->signal_id;
 395                 for (i = 0; i < count; i++) {
 396                         data = ((values->block_id << local_cac_reg->block_shift) &
 397                                 local_cac_reg->block_mask);
 398                         data |= ((i << local_cac_reg->signal_shift) &
 399                                  local_cac_reg->signal_mask);
 400                         data |= ((values->t << local_cac_reg->t_shift) &
 401                                  local_cac_reg->t_mask);
 402                         data |= ((1 << local_cac_reg->enable_shift) &
 403                                  local_cac_reg->enable_mask);
 404                         WREG32_SMC(local_cac_reg->cntl, data);
 405                 }
 406                 values++;
 407         }
 408 }
 409 #endif
 410
 411 static int kv_program_pt_config_registers(struct amdgpu_device *adev,
 412                                           const struct kv_pt_config_reg *cac_config_regs)
 413 {
 414         const struct kv_pt_config_reg *config_regs = cac_config_regs;
 415         u32 data;
 416         u32 cache = 0;
 417
 418         if (config_regs == NULL)
 419                 return -EINVAL;
 420
 421         while (config_regs->offset != 0xFFFFFFFF) {
 422                 if (config_regs->type == KV_CONFIGREG_CACHE) {
 423                         cache |= ((config_regs->value << config_regs->shift) & config_regs->mask);
 424                 } else {
 425                         switch (config_regs->type) {
 426                         case KV_CONFIGREG_SMC_IND:
 427                                 data = RREG32_SMC(config_regs->offset);
 428                                 break;
 429                         case KV_CONFIGREG_DIDT_IND:
 430                                 data = RREG32_DIDT(config_regs->offset);
 431                                 break;
 432                         default:
 433                                 data = RREG32(config_regs->offset);
 434                                 break;
 435                         }
 436
 437                         data &= ~config_regs->mask;
 438                         data |= ((config_regs->value << config_regs->shift) & config_regs->mask);
 439                         data |= cache;
 440                         cache = 0;
 441
 442                         switch (config_regs->type) {
 443                         case KV_CONFIGREG_SMC_IND:
 444                                 WREG32_SMC(config_regs->offset, data);
 445                                 break;
 446                         case KV_CONFIGREG_DIDT_IND:
 447                                 WREG32_DIDT(config_regs->offset, data);
 448                                 break;
 449                         default:
 450                                 WREG32(config_regs->offset, data);
 451                                 break;
 452                         }
 453                 }
 454                 config_regs++;
 455         }
 456
 457         return 0;
 458 }
 459
 460 static void kv_do_enable_didt(struct amdgpu_device *adev, bool enable)
 461 {
 462         struct kv_power_info *pi = kv_get_pi(adev);
 463         u32 data;
 464
 465         if (pi->caps_sq_ramping) {
 466                 data = RREG32_DIDT(ixDIDT_SQ_CTRL0);
 467                 if (enable)
 468                         data |= DIDT_SQ_CTRL0__DIDT_CTRL_EN_MASK;
 469                 else
 470                         data &= ~DIDT_SQ_CTRL0__DIDT_CTRL_EN_MASK;
 471                 WREG32_DIDT(ixDIDT_SQ_CTRL0, data);
 472         }
 473
 474         if (pi->caps_db_ramping) {
 475                 data = RREG32_DIDT(ixDIDT_DB_CTRL0);
 476                 if (enable)
 477                         data |= DIDT_DB_CTRL0__DIDT_CTRL_EN_MASK;
 478                 else
 479                         data &= ~DIDT_DB_CTRL0__DIDT_CTRL_EN_MASK;
 480                 WREG32_DIDT(ixDIDT_DB_CTRL0, data);
 481         }
 482
 483         if (pi->caps_td_ramping) {
 484                 data = RREG32_DIDT(ixDIDT_TD_CTRL0);
 485                 if (enable)
 486                         data |= DIDT_TD_CTRL0__DIDT_CTRL_EN_MASK;
 487                 else
 488                         data &= ~DIDT_TD_CTRL0__DIDT_CTRL_EN_MASK;
 489                 WREG32_DIDT(ixDIDT_TD_CTRL0, data);
 490         }
 491
 492         if (pi->caps_tcp_ramping) {
 493                 data = RREG32_DIDT(ixDIDT_TCP_CTRL0);
 494                 if (enable)
 495                         data |= DIDT_TCP_CTRL0__DIDT_CTRL_EN_MASK;
 496                 else
 497                         data &= ~DIDT_TCP_CTRL0__DIDT_CTRL_EN_MASK;
 498                 WREG32_DIDT(ixDIDT_TCP_CTRL0, data);
 499         }
 500 }
 501
 502 static int kv_enable_didt(struct amdgpu_device *adev, bool enable)
 503 {
 504         struct kv_power_info *pi = kv_get_pi(adev);
 505         int ret;
 506
 507         if (pi->caps_sq_ramping ||
 508             pi->caps_db_ramping ||
 509             pi->caps_td_ramping ||
 510             pi->caps_tcp_ramping) {
 511                 adev->gfx.rlc.funcs->enter_safe_mode(adev);
 512
 513                 if (enable) {
 514                         ret = kv_program_pt_config_registers(adev, didt_config_kv);
 515                         if (ret) {
 516                                 adev->gfx.rlc.funcs->exit_safe_mode(adev);
 517                                 return ret;
 518                         }
 519                 }
 520
 521                 kv_do_enable_didt(adev, enable);
 522
 523                 adev->gfx.rlc.funcs->exit_safe_mode(adev);
 524         }
 525
 526         return 0;
 527 }
 528
 529 #if 0
 530 static void kv_initialize_hardware_cac_manager(struct amdgpu_device *adev)
 531 {
 532         struct kv_power_info *pi = kv_get_pi(adev);
 533
 534         if (pi->caps_cac) {
 535                 WREG32_SMC(ixLCAC_SX0_OVR_SEL, 0);
 536                 WREG32_SMC(ixLCAC_SX0_OVR_VAL, 0);
 537                 kv_program_local_cac_table(adev, sx_local_cac_cfg_kv, sx0_cac_config_reg);
 538
 539                 WREG32_SMC(ixLCAC_MC0_OVR_SEL, 0);
 540                 WREG32_SMC(ixLCAC_MC0_OVR_VAL, 0);
 541                 kv_program_local_cac_table(adev, mc0_local_cac_cfg_kv, mc0_cac_config_reg);
 542
 543                 WREG32_SMC(ixLCAC_MC1_OVR_SEL, 0);
 544                 WREG32_SMC(ixLCAC_MC1_OVR_VAL, 0);
 545                 kv_program_local_cac_table(adev, mc1_local_cac_cfg_kv, mc1_cac_config_reg);
 546
 547                 WREG32_SMC(ixLCAC_MC2_OVR_SEL, 0);
 548                 WREG32_SMC(ixLCAC_MC2_OVR_VAL, 0);
 549                 kv_program_local_cac_table(adev, mc2_local_cac_cfg_kv, mc2_cac_config_reg);
 550
 551                 WREG32_SMC(ixLCAC_MC3_OVR_SEL, 0);
 552                 WREG32_SMC(ixLCAC_MC3_OVR_VAL, 0);
 553                 kv_program_local_cac_table(adev, mc3_local_cac_cfg_kv, mc3_cac_config_reg);
 554
 555                 WREG32_SMC(ixLCAC_CPL_OVR_SEL, 0);
 556                 WREG32_SMC(ixLCAC_CPL_OVR_VAL, 0);
 557                 kv_program_local_cac_table(adev, cpl_local_cac_cfg_kv, cpl_cac_config_reg);
 558         }
 559 }
 560 #endif
 561
 562 static int kv_enable_smc_cac(struct amdgpu_device *adev, bool enable)
 563 {
 564         struct kv_power_info *pi = kv_get_pi(adev);
 565         int ret = 0;
 566
 567         if (pi->caps_cac) {
 568                 if (enable) {
 569                         ret = amdgpu_kv_notify_message_to_smu(adev, PPSMC_MSG_EnableCac);
 570                         if (ret)
 571                                 pi->cac_enabled = false;
 572                         else
 573                                 pi->cac_enabled = true;
 574                 } else if (pi->cac_enabled) {
 575                         amdgpu_kv_notify_message_to_smu(adev, PPSMC_MSG_DisableCac);
 576                         pi->cac_enabled = false;
 577                 }
 578         }
 579
 580         return ret;
 581 }
 582
 583 static int kv_process_firmware_header(struct amdgpu_device *adev)
 584 {
 585         struct kv_power_info *pi = kv_get_pi(adev);
 586         u32 tmp;
 587         int ret;
 588
 589         ret = amdgpu_kv_read_smc_sram_dword(adev, SMU7_FIRMWARE_HEADER_LOCATION +
 590                                      offsetof(SMU7_Firmware_Header, DpmTable),
 591                                      &tmp, pi->sram_end);
 592
 593         if (ret == 0)
 594                 pi->dpm_table_start = tmp;
 595
 596         ret = amdgpu_kv_read_smc_sram_dword(adev, SMU7_FIRMWARE_HEADER_LOCATION +
 597                                      offsetof(SMU7_Firmware_Header, SoftRegisters),
 598                                      &tmp, pi->sram_end);
 599
 600         if (ret == 0)
 601                 pi->soft_regs_start = tmp;
 602
 603         return ret;
 604 }
 605
 606 static int kv_enable_dpm_voltage_scaling(struct amdgpu_device *adev)
 607 {
 608         struct kv_power_info *pi = kv_get_pi(adev);
 609         int ret;
 610
 611         pi->graphics_voltage_change_enable = 1;
 612
 613         ret = amdgpu_kv_copy_bytes_to_smc(adev,
 614                                    pi->dpm_table_start +
 615                                    offsetof(SMU7_Fusion_DpmTable, GraphicsVoltageChangeEnable),
 616                                    &pi->graphics_voltage_change_enable,
 617                                    sizeof(u8), pi->sram_end);
 618
 619         return ret;
 620 }
 621
 622 static int kv_set_dpm_interval(struct amdgpu_device *adev)
 623 {
 624         struct kv_power_info *pi = kv_get_pi(adev);
 625         int ret;
 626
 627         pi->graphics_interval = 1;
 628
 629         ret = amdgpu_kv_copy_bytes_to_smc(adev,
 630                                    pi->dpm_table_start +
 631                                    offsetof(SMU7_Fusion_DpmTable, GraphicsInterval),
 632                                    &pi->graphics_interval,
 633                                    sizeof(u8), pi->sram_end);
 634
 635         return ret;
 636 }
 637
 638 static int kv_set_dpm_boot_state(struct amdgpu_device *adev)
 639 {
 640         struct kv_power_info *pi = kv_get_pi(adev);
 641         int ret;
 642
 643         ret = amdgpu_kv_copy_bytes_to_smc(adev,
 644                                    pi->dpm_table_start +
 645                                    offsetof(SMU7_Fusion_DpmTable, GraphicsBootLevel),
 646                                    &pi->graphics_boot_level,
 647                                    sizeof(u8), pi->sram_end);
 648
 649         return ret;
 650 }
 651
 652 static void kv_program_vc(struct amdgpu_device *adev)
 653 {
 654         WREG32_SMC(ixCG_FREQ_TRAN_VOTING_0, 0x3FFFC100);
 655 }
 656
 657 static void kv_clear_vc(struct amdgpu_device *adev)
 658 {
 659         WREG32_SMC(ixCG_FREQ_TRAN_VOTING_0, 0);
 660 }
 661
 662 static int kv_set_divider_value(struct amdgpu_device *adev,
 663                                 u32 index, u32 sclk)
 664 {
 665         struct kv_power_info *pi = kv_get_pi(adev);
 666         struct atom_clock_dividers dividers;
 667         int ret;
 668
 669         ret = amdgpu_atombios_get_clock_dividers(adev, COMPUTE_ENGINE_PLL_PARAM,
 670                                                  sclk, false, &dividers);
 671         if (ret)
 672                 return ret;
 673
 674         pi->graphics_level[index].SclkDid = (u8)dividers.post_div;
 675         pi->graphics_level[index].SclkFrequency = cpu_to_be32(sclk);
 676
 677         return 0;
 678 }
 679
 680 static u16 kv_convert_8bit_index_to_voltage(struct amdgpu_device *adev,
 681                                             u16 voltage)
 682 {
 683         return 6200 - (voltage * 25);
 684 }
 685
 686 static u16 kv_convert_2bit_index_to_voltage(struct amdgpu_device *adev,
 687                                             u32 vid_2bit)
 688 {
 689         struct kv_power_info *pi = kv_get_pi(adev);
 690         u32 vid_8bit = kv_convert_vid2_to_vid7(adev,
 691                                                &pi->sys_info.vid_mapping_table,
 692                                                vid_2bit);
 693
 694         return kv_convert_8bit_index_to_voltage(adev, (u16)vid_8bit);
 695 }
 696
 697
 698 static int kv_set_vid(struct amdgpu_device *adev, u32 index, u32 vid)
 699 {
 700         struct kv_power_info *pi = kv_get_pi(adev);
 701
 702         pi->graphics_level[index].VoltageDownH = (u8)pi->voltage_drop_t;
 703         pi->graphics_level[index].MinVddNb =
 704                 cpu_to_be32(kv_convert_2bit_index_to_voltage(adev, vid));
 705
 706         return 0;
 707 }
 708
 709 static int kv_set_at(struct amdgpu_device *adev, u32 index, u32 at)
 710 {
 711         struct kv_power_info *pi = kv_get_pi(adev);
 712
 713         pi->graphics_level[index].AT = cpu_to_be16((u16)at);
 714
 715         return 0;
 716 }
 717
 718 static void kv_dpm_power_level_enable(struct amdgpu_device *adev,
 719                                       u32 index, bool enable)
 720 {
 721         struct kv_power_info *pi = kv_get_pi(adev);
 722
 723         pi->graphics_level[index].EnabledForActivity = enable ? 1 : 0;
 724 }
 725
 726 static void kv_start_dpm(struct amdgpu_device *adev)
 727 {
 728         u32 tmp = RREG32_SMC(ixGENERAL_PWRMGT);
 729
 730         tmp |= GENERAL_PWRMGT__GLOBAL_PWRMGT_EN_MASK;
 731         WREG32_SMC(ixGENERAL_PWRMGT, tmp);
 732
 733         amdgpu_kv_smc_dpm_enable(adev, true);
 734 }
 735
 736 static void kv_stop_dpm(struct amdgpu_device *adev)
 737 {
 738         amdgpu_kv_smc_dpm_enable(adev, false);
 739 }
 740
 741 static void kv_start_am(struct amdgpu_device *adev)
 742 {
 743         u32 sclk_pwrmgt_cntl = RREG32_SMC(ixSCLK_PWRMGT_CNTL);
 744
 745         sclk_pwrmgt_cntl &= ~(SCLK_PWRMGT_CNTL__RESET_SCLK_CNT_MASK |
 746                         SCLK_PWRMGT_CNTL__RESET_BUSY_CNT_MASK);
 747         sclk_pwrmgt_cntl |= SCLK_PWRMGT_CNTL__DYNAMIC_PM_EN_MASK;
 748
 749         WREG32_SMC(ixSCLK_PWRMGT_CNTL, sclk_pwrmgt_cntl);
 750 }
 751
 752 static void kv_reset_am(struct amdgpu_device *adev)
 753 {
 754         u32 sclk_pwrmgt_cntl = RREG32_SMC(ixSCLK_PWRMGT_CNTL);
 755
 756         sclk_pwrmgt_cntl |= (SCLK_PWRMGT_CNTL__RESET_SCLK_CNT_MASK |
 757                         SCLK_PWRMGT_CNTL__RESET_BUSY_CNT_MASK);
 758
 759         WREG32_SMC(ixSCLK_PWRMGT_CNTL, sclk_pwrmgt_cntl);
 760 }
 761
 762 static int kv_freeze_sclk_dpm(struct amdgpu_device *adev, bool freeze)
 763 {
 764         return amdgpu_kv_notify_message_to_smu(adev, freeze ?
 765                                         PPSMC_MSG_SCLKDPM_FreezeLevel : PPSMC_MSG_SCLKDPM_UnfreezeLevel);
 766 }
 767
 768 static int kv_force_lowest_valid(struct amdgpu_device *adev)
 769 {
 770         return kv_force_dpm_lowest(adev);
 771 }
 772
 773 static int kv_unforce_levels(struct amdgpu_device *adev)
 774 {
 775         if (adev->asic_type == CHIP_KABINI || adev->asic_type == CHIP_MULLINS)
 776                 return amdgpu_kv_notify_message_to_smu(adev, PPSMC_MSG_NoForcedLevel);
 777         else
 778                 return kv_set_enabled_levels(adev);
 779 }
 780
 781 static int kv_update_sclk_t(struct amdgpu_device *adev)
 782 {
 783         struct kv_power_info *pi = kv_get_pi(adev);
 784         u32 low_sclk_interrupt_t = 0;
 785         int ret = 0;
 786
 787         if (pi->caps_sclk_throttle_low_notification) {
 788                 low_sclk_interrupt_t = cpu_to_be32(pi->low_sclk_interrupt_t);
 789
 790                 ret = amdgpu_kv_copy_bytes_to_smc(adev,
 791                                            pi->dpm_table_start +
 792                                            offsetof(SMU7_Fusion_DpmTable, LowSclkInterruptT),
 793                                            (u8 *)&low_sclk_interrupt_t,
 794                                            sizeof(u32), pi->sram_end);
 795         }
 796         return ret;
 797 }
 798
 799 static int kv_program_bootup_state(struct amdgpu_device *adev)
 800 {
 801         struct kv_power_info *pi = kv_get_pi(adev);
 802         u32 i;
 803         struct amdgpu_clock_voltage_dependency_table *table =
 804                 &adev->pm.dpm.dyn_state.vddc_dependency_on_sclk;
 805
 806         if (table && table->count) {
 807                 for (i = pi->graphics_dpm_level_count - 1; i > 0; i--) {
 808                         if (table->entries[i].clk == pi->boot_pl.sclk)
 809                                 break;
 810                 }
 811
 812                 pi->graphics_boot_level = (u8)i;
 813                 kv_dpm_power_level_enable(adev, i, true);
 814         } else {
 815                 struct sumo_sclk_voltage_mapping_table *table =
 816                         &pi->sys_info.sclk_voltage_mapping_table;
 817
 818                 if (table->num_max_dpm_entries == 0)
 819                         return -EINVAL;
 820
 821                 for (i = pi->graphics_dpm_level_count - 1; i > 0; i--) {
 822                         if (table->entries[i].sclk_frequency == pi->boot_pl.sclk)
 823                                 break;
 824                 }
 825
 826                 pi->graphics_boot_level = (u8)i;
 827                 kv_dpm_power_level_enable(adev, i, true);
 828         }
 829         return 0;
 830 }
 831
 832 static int kv_enable_auto_thermal_throttling(struct amdgpu_device *adev)
 833 {
 834         struct kv_power_info *pi = kv_get_pi(adev);
 835         int ret;
 836
 837         pi->graphics_therm_throttle_enable = 1;
 838
 839         ret = amdgpu_kv_copy_bytes_to_smc(adev,
 840                                    pi->dpm_table_start +
 841                                    offsetof(SMU7_Fusion_DpmTable, GraphicsThermThrottleEnable),
 842                                    &pi->graphics_therm_throttle_enable,
 843                                    sizeof(u8), pi->sram_end);
 844
 845         return ret;
 846 }
 847
 848 static int kv_upload_dpm_settings(struct amdgpu_device *adev)
 849 {
 850         struct kv_power_info *pi = kv_get_pi(adev);
 851         int ret;
 852
 853         ret = amdgpu_kv_copy_bytes_to_smc(adev,
 854                                    pi->dpm_table_start +
 855                                    offsetof(SMU7_Fusion_DpmTable, GraphicsLevel),
 856                                    (u8 *)&pi->graphics_level,
 857                                    sizeof(SMU7_Fusion_GraphicsLevel) * SMU7_MAX_LEVELS_GRAPHICS,
 858                                    pi->sram_end);
 859
 860         if (ret)
 861                 return ret;
 862
 863         ret = amdgpu_kv_copy_bytes_to_smc(adev,
 864                                    pi->dpm_table_start +
 865                                    offsetof(SMU7_Fusion_DpmTable, GraphicsDpmLevelCount),
 866                                    &pi->graphics_dpm_level_count,
 867                                    sizeof(u8), pi->sram_end);
 868
 869         return ret;
 870 }
 871
 872 static u32 kv_get_clock_difference(u32 a, u32 b)
 873 {
 874         return (a >= b) ? a - b : b - a;
 875 }
 876
 877 static u32 kv_get_clk_bypass(struct amdgpu_device *adev, u32 clk)
 878 {
 879         struct kv_power_info *pi = kv_get_pi(adev);
 880         u32 value;
 881
 882         if (pi->caps_enable_dfs_bypass) {
 883                 if (kv_get_clock_difference(clk, 40000) < 200)
 884                         value = 3;
 885                 else if (kv_get_clock_difference(clk, 30000) < 200)
 886                         value = 2;
 887                 else if (kv_get_clock_difference(clk, 20000) < 200)
 888                         value = 7;
 889                 else if (kv_get_clock_difference(clk, 15000) < 200)
 890                         value = 6;
 891                 else if (kv_get_clock_difference(clk, 10000) < 200)
 892                         value = 8;
 893                 else
 894                         value = 0;
 895         } else {
 896                 value = 0;
 897         }
 898
 899         return value;
 900 }
 901
 902 static int kv_populate_uvd_table(struct amdgpu_device *adev)
 903 {
 904         struct kv_power_info *pi = kv_get_pi(adev);
 905         struct amdgpu_uvd_clock_voltage_dependency_table *table =
 906                 &adev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table;
 907         struct atom_clock_dividers dividers;
 908         int ret;
 909         u32 i;
 910
 911         if (table == NULL || table->count == 0)
 912                 return 0;
 913
 914         pi->uvd_level_count = 0;
 915         for (i = 0; i < table->count; i++) {
 916                 if (pi->high_voltage_t &&
 917                     (pi->high_voltage_t < table->entries[i].v))
 918                         break;
 919
 920                 pi->uvd_level[i].VclkFrequency = cpu_to_be32(table->entries[i].vclk);
 921                 pi->uvd_level[i].DclkFrequency = cpu_to_be32(table->entries[i].dclk);
 922                 pi->uvd_level[i].MinVddNb = cpu_to_be16(table->entries[i].v);
 923
 924                 pi->uvd_level[i].VClkBypassCntl =
 925                         (u8)kv_get_clk_bypass(adev, table->entries[i].vclk);
 926                 pi->uvd_level[i].DClkBypassCntl =
 927                         (u8)kv_get_clk_bypass(adev, table->entries[i].dclk);
 928
 929                 ret = amdgpu_atombios_get_clock_dividers(adev, COMPUTE_ENGINE_PLL_PARAM,
 930                                                          table->entries[i].vclk, false, &dividers);
 931                 if (ret)
 932                         return ret;
 933                 pi->uvd_level[i].VclkDivider = (u8)dividers.post_div;
 934
 935                 ret = amdgpu_atombios_get_clock_dividers(adev, COMPUTE_ENGINE_PLL_PARAM,
 936                                                          table->entries[i].dclk, false, &dividers);
 937                 if (ret)
 938                         return ret;
 939                 pi->uvd_level[i].DclkDivider = (u8)dividers.post_div;
 940
 941                 pi->uvd_level_count++;
 942         }
 943
 944         ret = amdgpu_kv_copy_bytes_to_smc(adev,
 945                                    pi->dpm_table_start +
 946                                    offsetof(SMU7_Fusion_DpmTable, UvdLevelCount),
 947                                    (u8 *)&pi->uvd_level_count,
 948                                    sizeof(u8), pi->sram_end);
 949         if (ret)
 950                 return ret;
 951
 952         pi->uvd_interval = 1;
 953
 954         ret = amdgpu_kv_copy_bytes_to_smc(adev,
 955                                    pi->dpm_table_start +
 956                                    offsetof(SMU7_Fusion_DpmTable, UVDInterval),
 957                                    &pi->uvd_interval,
 958                                    sizeof(u8), pi->sram_end);
 959         if (ret)
 960                 return ret;
 961
 962         ret = amdgpu_kv_copy_bytes_to_smc(adev,
 963                                    pi->dpm_table_start +
 964                                    offsetof(SMU7_Fusion_DpmTable, UvdLevel),
 965                                    (u8 *)&pi->uvd_level,
 966                                    sizeof(SMU7_Fusion_UvdLevel) * SMU7_MAX_LEVELS_UVD,
 967                                    pi->sram_end);
 968
 969         return ret;
 970
 971 }
 972
 973 static int kv_populate_vce_table(struct amdgpu_device *adev)
 974 {
 975         struct kv_power_info *pi = kv_get_pi(adev);
 976         int ret;
 977         u32 i;
 978         struct amdgpu_vce_clock_voltage_dependency_table *table =
 979                 &adev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table;
 980         struct atom_clock_dividers dividers;
 981
 982         if (table == NULL || table->count == 0)
 983                 return 0;
 984
 985         pi->vce_level_count = 0;
 986         for (i = 0; i < table->count; i++) {
 987                 if (pi->high_voltage_t &&
 988                     pi->high_voltage_t < table->entries[i].v)
 989                         break;
 990
 991                 pi->vce_level[i].Frequency = cpu_to_be32(table->entries[i].evclk);
 992                 pi->vce_level[i].MinVoltage = cpu_to_be16(table->entries[i].v);
 993
 994                 pi->vce_level[i].ClkBypassCntl =
 995                         (u8)kv_get_clk_bypass(adev, table->entries[i].evclk);
 996
 997                 ret = amdgpu_atombios_get_clock_dividers(adev, COMPUTE_ENGINE_PLL_PARAM,
 998                                                          table->entries[i].evclk, false, &dividers);
 999                 if (ret)
1000                         return ret;
1001                 pi->vce_level[i].Divider = (u8)dividers.post_div;
1002
1003                 pi->vce_level_count++;
1004         }
1005
1006         ret = amdgpu_kv_copy_bytes_to_smc(adev,
1007                                    pi->dpm_table_start +
1008                                    offsetof(SMU7_Fusion_DpmTable, VceLevelCount),
1009                                    (u8 *)&pi->vce_level_count,
1010                                    sizeof(u8),
1011                                    pi->sram_end);
1012         if (ret)
1013                 return ret;
1014
1015         pi->vce_interval = 1;
1016
1017         ret = amdgpu_kv_copy_bytes_to_smc(adev,
1018                                    pi->dpm_table_start +
1019                                    offsetof(SMU7_Fusion_DpmTable, VCEInterval),
1020                                    (u8 *)&pi->vce_interval,
1021                                    sizeof(u8),
1022                                    pi->sram_end);
1023         if (ret)
1024                 return ret;
1025
1026         ret = amdgpu_kv_copy_bytes_to_smc(adev,
1027                                    pi->dpm_table_start +
1028                                    offsetof(SMU7_Fusion_DpmTable, VceLevel),
1029                                    (u8 *)&pi->vce_level,
1030                                    sizeof(SMU7_Fusion_ExtClkLevel) * SMU7_MAX_LEVELS_VCE,
1031                                    pi->sram_end);
1032
1033         return ret;
1034 }
1035
1036 static int kv_populate_samu_table(struct amdgpu_device *adev)
1037 {
1038         struct kv_power_info *pi = kv_get_pi(adev);
1039         struct amdgpu_clock_voltage_dependency_table *table =
1040                 &adev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table;
1041         struct atom_clock_dividers dividers;
1042         int ret;
1043         u32 i;
1044
1045         if (table == NULL || table->count == 0)
1046                 return 0;
1047
1048         pi->samu_level_count = 0;
1049         for (i = 0; i < table->count; i++) {
1050                 if (pi->high_voltage_t &&
1051                     pi->high_voltage_t < table->entries[i].v)
1052                         break;
1053
1054                 pi->samu_level[i].Frequency = cpu_to_be32(table->entries[i].clk);
1055                 pi->samu_level[i].MinVoltage = cpu_to_be16(table->entries[i].v);
1056
1057                 pi->samu_level[i].ClkBypassCntl =
1058                         (u8)kv_get_clk_bypass(adev, table->entries[i].clk);
1059
1060                 ret = amdgpu_atombios_get_clock_dividers(adev, COMPUTE_ENGINE_PLL_PARAM,
1061                                                          table->entries[i].clk, false, &dividers);
1062                 if (ret)
1063                         return ret;
1064                 pi->samu_level[i].Divider = (u8)dividers.post_div;
1065
1066                 pi->samu_level_count++;
1067         }
1068
1069         ret = amdgpu_kv_copy_bytes_to_smc(adev,
1070                                    pi->dpm_table_start +
1071                                    offsetof(SMU7_Fusion_DpmTable, SamuLevelCount),
1072                                    (u8 *)&pi->samu_level_count,
1073                                    sizeof(u8),
1074                                    pi->sram_end);
1075         if (ret)
1076                 return ret;
1077
1078         pi->samu_interval = 1;
1079
1080         ret = amdgpu_kv_copy_bytes_to_smc(adev,
1081                                    pi->dpm_table_start +
1082                                    offsetof(SMU7_Fusion_DpmTable, SAMUInterval),
1083                                    (u8 *)&pi->samu_interval,
1084                                    sizeof(u8),
1085                                    pi->sram_end);
1086         if (ret)
1087                 return ret;
1088
1089         ret = amdgpu_kv_copy_bytes_to_smc(adev,
1090                                    pi->dpm_table_start +
1091                                    offsetof(SMU7_Fusion_DpmTable, SamuLevel),
1092                                    (u8 *)&pi->samu_level,
1093                                    sizeof(SMU7_Fusion_ExtClkLevel) * SMU7_MAX_LEVELS_SAMU,
1094                                    pi->sram_end);
1095         if (ret)
1096                 return ret;
1097
1098         return ret;
1099 }
1100
1101
1102 static int kv_populate_acp_table(struct amdgpu_device *adev)
1103 {
1104         struct kv_power_info *pi = kv_get_pi(adev);
1105         struct amdgpu_clock_voltage_dependency_table *table =
1106                 &adev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table;
1107         struct atom_clock_dividers dividers;
1108         int ret;
1109         u32 i;
1110
1111         if (table == NULL || table->count == 0)
1112                 return 0;
1113
1114         pi->acp_level_count = 0;
1115         for (i = 0; i < table->count; i++) {
1116                 pi->acp_level[i].Frequency = cpu_to_be32(table->entries[i].clk);
1117                 pi->acp_level[i].MinVoltage = cpu_to_be16(table->entries[i].v);
1118
1119                 ret = amdgpu_atombios_get_clock_dividers(adev, COMPUTE_ENGINE_PLL_PARAM,
1120                                                          table->entries[i].clk, false, &dividers);
1121                 if (ret)
1122                         return ret;
1123                 pi->acp_level[i].Divider = (u8)dividers.post_div;
1124
1125                 pi->acp_level_count++;
1126         }
1127
1128         ret = amdgpu_kv_copy_bytes_to_smc(adev,
1129                                    pi->dpm_table_start +
1130                                    offsetof(SMU7_Fusion_DpmTable, AcpLevelCount),
1131                                    (u8 *)&pi->acp_level_count,
1132                                    sizeof(u8),
1133                                    pi->sram_end);
1134         if (ret)
1135                 return ret;
1136
1137         pi->acp_interval = 1;
1138
1139         ret = amdgpu_kv_copy_bytes_to_smc(adev,
1140                                    pi->dpm_table_start +
1141                                    offsetof(SMU7_Fusion_DpmTable, ACPInterval),
1142                                    (u8 *)&pi->acp_interval,
1143                                    sizeof(u8),
1144                                    pi->sram_end);
1145         if (ret)
1146                 return ret;
1147
1148         ret = amdgpu_kv_copy_bytes_to_smc(adev,
1149                                    pi->dpm_table_start +
1150                                    offsetof(SMU7_Fusion_DpmTable, AcpLevel),
1151                                    (u8 *)&pi->acp_level,
1152                                    sizeof(SMU7_Fusion_ExtClkLevel) * SMU7_MAX_LEVELS_ACP,
1153                                    pi->sram_end);
1154         if (ret)
1155                 return ret;
1156
1157         return ret;
1158 }
1159
1160 static void kv_calculate_dfs_bypass_settings(struct amdgpu_device *adev)
1161 {
1162         struct kv_power_info *pi = kv_get_pi(adev);
1163         u32 i;
1164         struct amdgpu_clock_voltage_dependency_table *table =
1165                 &adev->pm.dpm.dyn_state.vddc_dependency_on_sclk;
1166
1167         if (table && table->count) {
1168                 for (i = 0; i < pi->graphics_dpm_level_count; i++) {
1169                         if (pi->caps_enable_dfs_bypass) {
1170                                 if (kv_get_clock_difference(table->entries[i].clk, 40000) < 200)
1171                                         pi->graphics_level[i].ClkBypassCntl = 3;
1172                                 else if (kv_get_clock_difference(table->entries[i].clk, 30000) < 200)
1173                                         pi->graphics_level[i].ClkBypassCntl = 2;
1174                                 else if (kv_get_clock_difference(table->entries[i].clk, 26600) < 200)
1175                                         pi->graphics_level[i].ClkBypassCntl = 7;
1176                                 else if (kv_get_clock_difference(table->entries[i].clk , 20000) < 200)
1177                                         pi->graphics_level[i].ClkBypassCntl = 6;
1178                                 else if (kv_get_clock_difference(table->entries[i].clk , 10000) < 200)
1179                                         pi->graphics_level[i].ClkBypassCntl = 8;
1180                                 else
1181                                         pi->graphics_level[i].ClkBypassCntl = 0;
1182                         } else {
1183                                 pi->graphics_level[i].ClkBypassCntl = 0;
1184                         }
1185                 }
1186         } else {
1187                 struct sumo_sclk_voltage_mapping_table *table =
1188                         &pi->sys_info.sclk_voltage_mapping_table;
1189                 for (i = 0; i < pi->graphics_dpm_level_count; i++) {
1190                         if (pi->caps_enable_dfs_bypass) {
1191                                 if (kv_get_clock_difference(table->entries[i].sclk_frequency, 40000) < 200)
1192                                         pi->graphics_level[i].ClkBypassCntl = 3;
1193                                 else if (kv_get_clock_difference(table->entries[i].sclk_frequency, 30000) < 200)
1194                                         pi->graphics_level[i].ClkBypassCntl = 2;
1195                                 else if (kv_get_clock_difference(table->entries[i].sclk_frequency, 26600) < 200)
1196                                         pi->graphics_level[i].ClkBypassCntl = 7;
1197                                 else if (kv_get_clock_difference(table->entries[i].sclk_frequency, 20000) < 200)
1198                                         pi->graphics_level[i].ClkBypassCntl = 6;
1199                                 else if (kv_get_clock_difference(table->entries[i].sclk_frequency, 10000) < 200)
1200                                         pi->graphics_level[i].ClkBypassCntl = 8;
1201                                 else
1202                                         pi->graphics_level[i].ClkBypassCntl = 0;
1203                         } else {
1204                                 pi->graphics_level[i].ClkBypassCntl = 0;
1205                         }
1206                 }
1207         }
1208 }
1209
1210 static int kv_enable_ulv(struct amdgpu_device *adev, bool enable)
1211 {
1212         return amdgpu_kv_notify_message_to_smu(adev, enable ?
1213                                         PPSMC_MSG_EnableULV : PPSMC_MSG_DisableULV);
1214 }
1215
1216 static void kv_reset_acp_boot_level(struct amdgpu_device *adev)
1217 {
1218         struct kv_power_info *pi = kv_get_pi(adev);
1219
1220         pi->acp_boot_level = 0xff;
1221 }
1222
1223 static void kv_update_current_ps(struct amdgpu_device *adev,
1224                                  struct amdgpu_ps *rps)
1225 {
1226         struct kv_ps *new_ps = kv_get_ps(rps);
1227         struct kv_power_info *pi = kv_get_pi(adev);
1228
1229         pi->current_rps = *rps;
1230         pi->current_ps = *new_ps;
1231         pi->current_rps.ps_priv = &pi->current_ps;
1232         adev->pm.dpm.current_ps = &pi->current_rps;
1233 }
1234
1235 static void kv_update_requested_ps(struct amdgpu_device *adev,
1236                                    struct amdgpu_ps *rps)
1237 {
1238         struct kv_ps *new_ps = kv_get_ps(rps);
1239         struct kv_power_info *pi = kv_get_pi(adev);
1240
1241         pi->requested_rps = *rps;
1242         pi->requested_ps = *new_ps;
1243         pi->requested_rps.ps_priv = &pi->requested_ps;
1244         adev->pm.dpm.requested_ps = &pi->requested_rps;
1245 }
1246
1247 static void kv_dpm_enable_bapm(void *handle, bool enable)
1248 {
1249         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1250         struct kv_power_info *pi = kv_get_pi(adev);
1251         int ret;
1252
1253         if (pi->bapm_enable) {
1254                 ret = amdgpu_kv_smc_bapm_enable(adev, enable);
1255                 if (ret)
1256                         DRM_ERROR("amdgpu_kv_smc_bapm_enable failed\n");
1257         }
1258 }
1259
1260 static int kv_dpm_enable(struct amdgpu_device *adev)
1261 {
1262         struct kv_power_info *pi = kv_get_pi(adev);
1263         int ret;
1264
1265         ret = kv_process_firmware_header(adev);
1266         if (ret) {
1267                 DRM_ERROR("kv_process_firmware_header failed\n");
1268                 return ret;
1269         }
1270         kv_init_fps_limits(adev);
1271         kv_init_graphics_levels(adev);
1272         ret = kv_program_bootup_state(adev);
1273         if (ret) {
1274                 DRM_ERROR("kv_program_bootup_state failed\n");
1275                 return ret;
1276         }
1277         kv_calculate_dfs_bypass_settings(adev);
1278         ret = kv_upload_dpm_settings(adev);
1279         if (ret) {
1280                 DRM_ERROR("kv_upload_dpm_settings failed\n");
1281                 return ret;
1282         }
1283         ret = kv_populate_uvd_table(adev);
1284         if (ret) {
1285                 DRM_ERROR("kv_populate_uvd_table failed\n");
1286                 return ret;
1287         }
1288         ret = kv_populate_vce_table(adev);
1289         if (ret) {
1290                 DRM_ERROR("kv_populate_vce_table failed\n");
1291                 return ret;
1292         }
1293         ret = kv_populate_samu_table(adev);
1294         if (ret) {
1295                 DRM_ERROR("kv_populate_samu_table failed\n");
1296                 return ret;
1297         }
1298         ret = kv_populate_acp_table(adev);
1299         if (ret) {
1300                 DRM_ERROR("kv_populate_acp_table failed\n");
1301                 return ret;
1302         }
1303         kv_program_vc(adev);
1304 #if 0
1305         kv_initialize_hardware_cac_manager(adev);
1306 #endif
1307         kv_start_am(adev);
1308         if (pi->enable_auto_thermal_throttling) {
1309                 ret = kv_enable_auto_thermal_throttling(adev);
1310                 if (ret) {
1311                         DRM_ERROR("kv_enable_auto_thermal_throttling failed\n");
1312                         return ret;
1313                 }
1314         }
1315         ret = kv_enable_dpm_voltage_scaling(adev);
1316         if (ret) {
1317                 DRM_ERROR("kv_enable_dpm_voltage_scaling failed\n");
1318                 return ret;
1319         }
1320         ret = kv_set_dpm_interval(adev);
1321         if (ret) {
1322                 DRM_ERROR("kv_set_dpm_interval failed\n");
1323                 return ret;
1324         }
1325         ret = kv_set_dpm_boot_state(adev);
1326         if (ret) {
1327                 DRM_ERROR("kv_set_dpm_boot_state failed\n");
1328                 return ret;
1329         }
1330         ret = kv_enable_ulv(adev, true);
1331         if (ret) {
1332                 DRM_ERROR("kv_enable_ulv failed\n");
1333                 return ret;
1334         }
1335         kv_start_dpm(adev);
1336         ret = kv_enable_didt(adev, true);
1337         if (ret) {
1338                 DRM_ERROR("kv_enable_didt failed\n");
1339                 return ret;
1340         }
1341         ret = kv_enable_smc_cac(adev, true);
1342         if (ret) {
1343                 DRM_ERROR("kv_enable_smc_cac failed\n");
1344                 return ret;
1345         }
1346
1347         kv_reset_acp_boot_level(adev);
1348
1349         ret = amdgpu_kv_smc_bapm_enable(adev, false);
1350         if (ret) {
1351                 DRM_ERROR("amdgpu_kv_smc_bapm_enable failed\n");
1352                 return ret;
1353         }
1354
1355         if (adev->irq.installed &&
1356             amdgpu_is_internal_thermal_sensor(adev->pm.int_thermal_type)) {
1357                 ret = kv_set_thermal_temperature_range(adev, KV_TEMP_RANGE_MIN, KV_TEMP_RANGE_MAX);
1358                 if (ret) {
1359                         DRM_ERROR("kv_set_thermal_temperature_range failed\n");
1360                         return ret;
1361                 }
1362                 amdgpu_irq_get(adev, &adev->pm.dpm.thermal.irq,
1363                                AMDGPU_THERMAL_IRQ_LOW_TO_HIGH);
1364                 amdgpu_irq_get(adev, &adev->pm.dpm.thermal.irq,
1365                                AMDGPU_THERMAL_IRQ_HIGH_TO_LOW);
1366         }
1367
1368         return ret;
1369 }
1370
1371 static void kv_dpm_disable(struct amdgpu_device *adev)
1372 {
1373         struct kv_power_info *pi = kv_get_pi(adev);
1374
1375         amdgpu_irq_put(adev, &adev->pm.dpm.thermal.irq,
1376                        AMDGPU_THERMAL_IRQ_LOW_TO_HIGH);
1377         amdgpu_irq_put(adev, &adev->pm.dpm.thermal.irq,
1378                        AMDGPU_THERMAL_IRQ_HIGH_TO_LOW);
1379
1380         amdgpu_kv_smc_bapm_enable(adev, false);
1381
1382         if (adev->asic_type == CHIP_MULLINS)
1383                 kv_enable_nb_dpm(adev, false);
1384
1385         /* powerup blocks */
1386         kv_dpm_powergate_acp(adev, false);
1387         kv_dpm_powergate_samu(adev, false);
1388         if (pi->caps_vce_pg) /* power on the VCE block */
1389                 amdgpu_kv_notify_message_to_smu(adev, PPSMC_MSG_VCEPowerON);
1390         if (pi->caps_uvd_pg) /* power on the UVD block */
1391                 amdgpu_kv_notify_message_to_smu(adev, PPSMC_MSG_UVDPowerON);
1392
1393         kv_enable_smc_cac(adev, false);
1394         kv_enable_didt(adev, false);
1395         kv_clear_vc(adev);
1396         kv_stop_dpm(adev);
1397         kv_enable_ulv(adev, false);
1398         kv_reset_am(adev);
1399
1400         kv_update_current_ps(adev, adev->pm.dpm.boot_ps);
1401 }
1402
1403 #if 0
1404 static int kv_write_smc_soft_register(struct amdgpu_device *adev,
1405                                       u16 reg_offset, u32 value)
1406 {
1407         struct kv_power_info *pi = kv_get_pi(adev);
1408
1409         return amdgpu_kv_copy_bytes_to_smc(adev, pi->soft_regs_start + reg_offset,
1410                                     (u8 *)&value, sizeof(u16), pi->sram_end);
1411 }
1412
1413 static int kv_read_smc_soft_register(struct amdgpu_device *adev,
1414                                      u16 reg_offset, u32 *value)
1415 {
1416         struct kv_power_info *pi = kv_get_pi(adev);
1417
1418         return amdgpu_kv_read_smc_sram_dword(adev, pi->soft_regs_start + reg_offset,
1419                                       value, pi->sram_end);
1420 }
1421 #endif
1422
1423 static void kv_init_sclk_t(struct amdgpu_device *adev)
1424 {
1425         struct kv_power_info *pi = kv_get_pi(adev);
1426
1427         pi->low_sclk_interrupt_t = 0;
1428 }
1429
1430 static int kv_init_fps_limits(struct amdgpu_device *adev)
1431 {
1432         struct kv_power_info *pi = kv_get_pi(adev);
1433         int ret = 0;
1434
1435         if (pi->caps_fps) {
1436                 u16 tmp;
1437
1438                 tmp = 45;
1439                 pi->fps_high_t = cpu_to_be16(tmp);
1440                 ret = amdgpu_kv_copy_bytes_to_smc(adev,
1441                                            pi->dpm_table_start +
1442                                            offsetof(SMU7_Fusion_DpmTable, FpsHighT),
1443                                            (u8 *)&pi->fps_high_t,
1444                                            sizeof(u16), pi->sram_end);
1445
1446                 tmp = 30;
1447                 pi->fps_low_t = cpu_to_be16(tmp);
1448
1449                 ret = amdgpu_kv_copy_bytes_to_smc(adev,
1450                                            pi->dpm_table_start +
1451                                            offsetof(SMU7_Fusion_DpmTable, FpsLowT),
1452                                            (u8 *)&pi->fps_low_t,
1453                                            sizeof(u16), pi->sram_end);
1454
1455         }
1456         return ret;
1457 }
1458
1459 static void kv_init_powergate_state(struct amdgpu_device *adev)
1460 {
1461         struct kv_power_info *pi = kv_get_pi(adev);
1462
1463         pi->uvd_power_gated = false;
1464         pi->vce_power_gated = false;
1465         pi->samu_power_gated = false;
1466         pi->acp_power_gated = false;
1467
1468 }
1469
1470 static int kv_enable_uvd_dpm(struct amdgpu_device *adev, bool enable)
1471 {
1472         return amdgpu_kv_notify_message_to_smu(adev, enable ?
1473                                         PPSMC_MSG_UVDDPM_Enable : PPSMC_MSG_UVDDPM_Disable);
1474 }
1475
1476 static int kv_enable_vce_dpm(struct amdgpu_device *adev, bool enable)
1477 {
1478         return amdgpu_kv_notify_message_to_smu(adev, enable ?
1479                                         PPSMC_MSG_VCEDPM_Enable : PPSMC_MSG_VCEDPM_Disable);
1480 }
1481
1482 static int kv_enable_samu_dpm(struct amdgpu_device *adev, bool enable)
1483 {
1484         return amdgpu_kv_notify_message_to_smu(adev, enable ?
1485                                         PPSMC_MSG_SAMUDPM_Enable : PPSMC_MSG_SAMUDPM_Disable);
1486 }
1487
1488 static int kv_enable_acp_dpm(struct amdgpu_device *adev, bool enable)
1489 {
1490         return amdgpu_kv_notify_message_to_smu(adev, enable ?
1491                                         PPSMC_MSG_ACPDPM_Enable : PPSMC_MSG_ACPDPM_Disable);
1492 }
1493
1494 static int kv_update_uvd_dpm(struct amdgpu_device *adev, bool gate)
1495 {
1496         struct kv_power_info *pi = kv_get_pi(adev);
1497         struct amdgpu_uvd_clock_voltage_dependency_table *table =
1498                 &adev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table;
1499         int ret;
1500         u32 mask;
1501
1502         if (!gate) {
1503                 if (table->count)
1504                         pi->uvd_boot_level = table->count - 1;
1505                 else
1506                         pi->uvd_boot_level = 0;
1507
1508                 if (!pi->caps_uvd_dpm || pi->caps_stable_p_state) {
1509                         mask = 1 << pi->uvd_boot_level;
1510                 } else {
1511                         mask = 0x1f;
1512                 }
1513
1514                 ret = amdgpu_kv_copy_bytes_to_smc(adev,
1515                                            pi->dpm_table_start +
1516                                            offsetof(SMU7_Fusion_DpmTable, UvdBootLevel),
1517                                            (uint8_t *)&pi->uvd_boot_level,
1518                                            sizeof(u8), pi->sram_end);
1519                 if (ret)
1520                         return ret;
1521
1522                 amdgpu_kv_send_msg_to_smc_with_parameter(adev,
1523                                                   PPSMC_MSG_UVDDPM_SetEnabledMask,
1524                                                   mask);
1525         }
1526
1527         return kv_enable_uvd_dpm(adev, !gate);
1528 }
1529
1530 static u8 kv_get_vce_boot_level(struct amdgpu_device *adev, u32 evclk)
1531 {
1532         u8 i;
1533         struct amdgpu_vce_clock_voltage_dependency_table *table =
1534                 &adev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table;
1535
1536         for (i = 0; i < table->count; i++) {
1537                 if (table->entries[i].evclk >= evclk)
1538                         break;
1539         }
1540
1541         return i;
1542 }
1543
1544 static int kv_update_vce_dpm(struct amdgpu_device *adev,
1545                              struct amdgpu_ps *amdgpu_new_state,
1546                              struct amdgpu_ps *amdgpu_current_state)
1547 {
1548         struct kv_power_info *pi = kv_get_pi(adev);
1549         struct amdgpu_vce_clock_voltage_dependency_table *table =
1550                 &adev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table;
1551         int ret;
1552
1553         if (amdgpu_new_state->evclk > 0 && amdgpu_current_state->evclk == 0) {
1554                 if (pi->caps_stable_p_state)
1555                         pi->vce_boot_level = table->count - 1;
1556                 else
1557                         pi->vce_boot_level = kv_get_vce_boot_level(adev, amdgpu_new_state->evclk);
1558
1559                 ret = amdgpu_kv_copy_bytes_to_smc(adev,
1560                                            pi->dpm_table_start +
1561                                            offsetof(SMU7_Fusion_DpmTable, VceBootLevel),
1562                                            (u8 *)&pi->vce_boot_level,
1563                                            sizeof(u8),
1564                                            pi->sram_end);
1565                 if (ret)
1566                         return ret;
1567
1568                 if (pi->caps_stable_p_state)
1569                         amdgpu_kv_send_msg_to_smc_with_parameter(adev,
1570                                                           PPSMC_MSG_VCEDPM_SetEnabledMask,
1571                                                           (1 << pi->vce_boot_level));
1572                 kv_enable_vce_dpm(adev, true);
1573         } else if (amdgpu_new_state->evclk == 0 && amdgpu_current_state->evclk > 0) {
1574                 kv_enable_vce_dpm(adev, false);
1575         }
1576
1577         return 0;
1578 }
1579
1580 static int kv_update_samu_dpm(struct amdgpu_device *adev, bool gate)
1581 {
1582         struct kv_power_info *pi = kv_get_pi(adev);
1583         struct amdgpu_clock_voltage_dependency_table *table =
1584                 &adev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table;
1585         int ret;
1586
1587         if (!gate) {
1588                 if (pi->caps_stable_p_state)
1589                         pi->samu_boot_level = table->count - 1;
1590                 else
1591                         pi->samu_boot_level = 0;
1592
1593                 ret = amdgpu_kv_copy_bytes_to_smc(adev,
1594                                            pi->dpm_table_start +
1595                                            offsetof(SMU7_Fusion_DpmTable, SamuBootLevel),
1596                                            (u8 *)&pi->samu_boot_level,
1597                                            sizeof(u8),
1598                                            pi->sram_end);
1599                 if (ret)
1600                         return ret;
1601
1602                 if (pi->caps_stable_p_state)
1603                         amdgpu_kv_send_msg_to_smc_with_parameter(adev,
1604                                                           PPSMC_MSG_SAMUDPM_SetEnabledMask,
1605                                                           (1 << pi->samu_boot_level));
1606         }
1607
1608         return kv_enable_samu_dpm(adev, !gate);
1609 }
1610
1611 static u8 kv_get_acp_boot_level(struct amdgpu_device *adev)
1612 {
1613         u8 i;
1614         struct amdgpu_clock_voltage_dependency_table *table =
1615                 &adev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table;
1616
1617         for (i = 0; i < table->count; i++) {
1618                 if (table->entries[i].clk >= 0) /* XXX */
1619                         break;
1620         }
1621
1622         if (i >= table->count)
1623                 i = table->count - 1;
1624
1625         return i;
1626 }
1627
1628 static void kv_update_acp_boot_level(struct amdgpu_device *adev)
1629 {
1630         struct kv_power_info *pi = kv_get_pi(adev);
1631         u8 acp_boot_level;
1632
1633         if (!pi->caps_stable_p_state) {
1634                 acp_boot_level = kv_get_acp_boot_level(adev);
1635                 if (acp_boot_level != pi->acp_boot_level) {
1636                         pi->acp_boot_level = acp_boot_level;
1637                         amdgpu_kv_send_msg_to_smc_with_parameter(adev,
1638                                                           PPSMC_MSG_ACPDPM_SetEnabledMask,
1639                                                           (1 << pi->acp_boot_level));
1640                 }
1641         }
1642 }
1643
1644 static int kv_update_acp_dpm(struct amdgpu_device *adev, bool gate)
1645 {
1646         struct kv_power_info *pi = kv_get_pi(adev);
1647         struct amdgpu_clock_voltage_dependency_table *table =
1648                 &adev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table;
1649         int ret;
1650
1651         if (!gate) {
1652                 if (pi->caps_stable_p_state)
1653                         pi->acp_boot_level = table->count - 1;
1654                 else
1655                         pi->acp_boot_level = kv_get_acp_boot_level(adev);
1656
1657                 ret = amdgpu_kv_copy_bytes_to_smc(adev,
1658                                            pi->dpm_table_start +
1659                                            offsetof(SMU7_Fusion_DpmTable, AcpBootLevel),
1660                                            (u8 *)&pi->acp_boot_level,
1661                                            sizeof(u8),
1662                                            pi->sram_end);
1663                 if (ret)
1664                         return ret;
1665
1666                 if (pi->caps_stable_p_state)
1667                         amdgpu_kv_send_msg_to_smc_with_parameter(adev,
1668                                                           PPSMC_MSG_ACPDPM_SetEnabledMask,
1669                                                           (1 << pi->acp_boot_level));
1670         }
1671
1672         return kv_enable_acp_dpm(adev, !gate);
1673 }
1674
1675 static void kv_dpm_powergate_uvd(void *handle, bool gate)
1676 {
1677         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1678         struct kv_power_info *pi = kv_get_pi(adev);
1679         int ret;
1680
1681         pi->uvd_power_gated = gate;
1682
1683         if (gate) {
1684                 /* stop the UVD block */
1685                 ret = amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_UVD,
1686                                                              AMD_PG_STATE_GATE);
1687                 kv_update_uvd_dpm(adev, gate);
1688                 if (pi->caps_uvd_pg)
1689                         /* power off the UVD block */
1690                         amdgpu_kv_notify_message_to_smu(adev, PPSMC_MSG_UVDPowerOFF);
1691         } else {
1692                 if (pi->caps_uvd_pg)
1693                         /* power on the UVD block */
1694                         amdgpu_kv_notify_message_to_smu(adev, PPSMC_MSG_UVDPowerON);
1695                         /* re-init the UVD block */
1696                 kv_update_uvd_dpm(adev, gate);
1697
1698                 ret = amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_UVD,
1699                                                              AMD_PG_STATE_UNGATE);
1700         }
1701 }
1702
1703 static void kv_dpm_powergate_vce(void *handle, bool gate)
1704 {
1705         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1706         struct kv_power_info *pi = kv_get_pi(adev);
1707         int ret;
1708
1709         pi->vce_power_gated = gate;
1710
1711         if (gate) {
1712                 /* stop the VCE block */
1713                 ret = amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_VCE,
1714                                                              AMD_PG_STATE_GATE);
1715                 kv_enable_vce_dpm(adev, false);
1716                 if (pi->caps_vce_pg) /* power off the VCE block */
1717                         amdgpu_kv_notify_message_to_smu(adev, PPSMC_MSG_VCEPowerOFF);
1718         } else {
1719                 if (pi->caps_vce_pg) /* power on the VCE block */
1720                         amdgpu_kv_notify_message_to_smu(adev, PPSMC_MSG_VCEPowerON);
1721                 kv_enable_vce_dpm(adev, true);
1722                 /* re-init the VCE block */
1723                 ret = amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_VCE,
1724                                                              AMD_PG_STATE_UNGATE);
1725         }
1726 }
1727
1728
1729 static void kv_dpm_powergate_samu(struct amdgpu_device *adev, bool gate)
1730 {
1731         struct kv_power_info *pi = kv_get_pi(adev);
1732
1733         if (pi->samu_power_gated == gate)
1734                 return;
1735
1736         pi->samu_power_gated = gate;
1737
1738         if (gate) {
1739                 kv_update_samu_dpm(adev, true);
1740                 if (pi->caps_samu_pg)
1741                         amdgpu_kv_notify_message_to_smu(adev, PPSMC_MSG_SAMPowerOFF);
1742         } else {
1743                 if (pi->caps_samu_pg)
1744                         amdgpu_kv_notify_message_to_smu(adev, PPSMC_MSG_SAMPowerON);
1745                 kv_update_samu_dpm(adev, false);
1746         }
1747 }
1748
1749 static void kv_dpm_powergate_acp(struct amdgpu_device *adev, bool gate)
1750 {
1751         struct kv_power_info *pi = kv_get_pi(adev);
1752
1753         if (pi->acp_power_gated == gate)
1754                 return;
1755
1756         if (adev->asic_type == CHIP_KABINI || adev->asic_type == CHIP_MULLINS)
1757                 return;
1758
1759         pi->acp_power_gated = gate;
1760
1761         if (gate) {
1762                 kv_update_acp_dpm(adev, true);
1763                 if (pi->caps_acp_pg)
1764                         amdgpu_kv_notify_message_to_smu(adev, PPSMC_MSG_ACPPowerOFF);
1765         } else {
1766                 if (pi->caps_acp_pg)
1767                         amdgpu_kv_notify_message_to_smu(adev, PPSMC_MSG_ACPPowerON);
1768                 kv_update_acp_dpm(adev, false);
1769         }
1770 }
1771
1772 static void kv_set_valid_clock_range(struct amdgpu_device *adev,
1773                                      struct amdgpu_ps *new_rps)
1774 {
1775         struct kv_ps *new_ps = kv_get_ps(new_rps);
1776         struct kv_power_info *pi = kv_get_pi(adev);
1777         u32 i;
1778         struct amdgpu_clock_voltage_dependency_table *table =
1779                 &adev->pm.dpm.dyn_state.vddc_dependency_on_sclk;
1780
1781         if (table && table->count) {
1782                 for (i = 0; i < pi->graphics_dpm_level_count; i++) {
1783                         if ((table->entries[i].clk >= new_ps->levels[0].sclk) ||
1784                             (i == (pi->graphics_dpm_level_count - 1))) {
1785                                 pi->lowest_valid = i;
1786                                 break;
1787                         }
1788                 }
1789
1790                 for (i = pi->graphics_dpm_level_count - 1; i > 0; i--) {
1791                         if (table->entries[i].clk <= new_ps->levels[new_ps->num_levels - 1].sclk)
1792                                 break;
1793                 }
1794                 pi->highest_valid = i;
1795
1796                 if (pi->lowest_valid > pi->highest_valid) {
1797                         if ((new_ps->levels[0].sclk - table->entries[pi->highest_valid].clk) >
1798                             (table->entries[pi->lowest_valid].clk - new_ps->levels[new_ps->num_levels - 1].sclk))
1799                                 pi->highest_valid = pi->lowest_valid;
1800                         else
1801                                 pi->lowest_valid =  pi->highest_valid;
1802                 }
1803         } else {
1804                 struct sumo_sclk_voltage_mapping_table *table =
1805                         &pi->sys_info.sclk_voltage_mapping_table;
1806
1807                 for (i = 0; i < (int)pi->graphics_dpm_level_count; i++) {
1808                         if (table->entries[i].sclk_frequency >= new_ps->levels[0].sclk ||
1809                             i == (int)(pi->graphics_dpm_level_count - 1)) {
1810                                 pi->lowest_valid = i;
1811                                 break;
1812                         }
1813                 }
1814
1815                 for (i = pi->graphics_dpm_level_count - 1; i > 0; i--) {
1816                         if (table->entries[i].sclk_frequency <=
1817                             new_ps->levels[new_ps->num_levels - 1].sclk)
1818                                 break;
1819                 }
1820                 pi->highest_valid = i;
1821
1822                 if (pi->lowest_valid > pi->highest_valid) {
1823                         if ((new_ps->levels[0].sclk -
1824                              table->entries[pi->highest_valid].sclk_frequency) >
1825                             (table->entries[pi->lowest_valid].sclk_frequency -
1826                              new_ps->levels[new_ps->num_levels -1].sclk))
1827                                 pi->highest_valid = pi->lowest_valid;
1828                         else
1829                                 pi->lowest_valid =  pi->highest_valid;
1830                 }
1831         }
1832 }
1833
1834 static int kv_update_dfs_bypass_settings(struct amdgpu_device *adev,
1835                                          struct amdgpu_ps *new_rps)
1836 {
1837         struct kv_ps *new_ps = kv_get_ps(new_rps);
1838         struct kv_power_info *pi = kv_get_pi(adev);
1839         int ret = 0;
1840         u8 clk_bypass_cntl;
1841
1842         if (pi->caps_enable_dfs_bypass) {
1843                 clk_bypass_cntl = new_ps->need_dfs_bypass ?
1844                         pi->graphics_level[pi->graphics_boot_level].ClkBypassCntl : 0;
1845                 ret = amdgpu_kv_copy_bytes_to_smc(adev,
1846                                            (pi->dpm_table_start +
1847                                             offsetof(SMU7_Fusion_DpmTable, GraphicsLevel) +
1848                                             (pi->graphics_boot_level * sizeof(SMU7_Fusion_GraphicsLevel)) +
1849                                             offsetof(SMU7_Fusion_GraphicsLevel, ClkBypassCntl)),
1850                                            &clk_bypass_cntl,
1851                                            sizeof(u8), pi->sram_end);
1852         }
1853
1854         return ret;
1855 }
1856
1857 static int kv_enable_nb_dpm(struct amdgpu_device *adev,
1858                             bool enable)
1859 {
1860         struct kv_power_info *pi = kv_get_pi(adev);
1861         int ret = 0;
1862
1863         if (enable) {
1864                 if (pi->enable_nb_dpm && !pi->nb_dpm_enabled) {
1865                         ret = amdgpu_kv_notify_message_to_smu(adev, PPSMC_MSG_NBDPM_Enable);
1866                         if (ret == 0)
1867                                 pi->nb_dpm_enabled = true;
1868                 }
1869         } else {
1870                 if (pi->enable_nb_dpm && pi->nb_dpm_enabled) {
1871                         ret = amdgpu_kv_notify_message_to_smu(adev, PPSMC_MSG_NBDPM_Disable);
1872                         if (ret == 0)
1873                                 pi->nb_dpm_enabled = false;
1874                 }
1875         }
1876
1877         return ret;
1878 }
1879
1880 static int kv_dpm_force_performance_level(void *handle,
1881                                           enum amd_dpm_forced_level level)
1882 {
1883         int ret;
1884         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1885
1886         if (level == AMD_DPM_FORCED_LEVEL_HIGH) {
1887                 ret = kv_force_dpm_highest(adev);
1888                 if (ret)
1889                         return ret;
1890         } else if (level == AMD_DPM_FORCED_LEVEL_LOW) {
1891                 ret = kv_force_dpm_lowest(adev);
1892                 if (ret)
1893                         return ret;
1894         } else if (level == AMD_DPM_FORCED_LEVEL_AUTO) {
1895                 ret = kv_unforce_levels(adev);
1896                 if (ret)
1897                         return ret;
1898         }
1899
1900         adev->pm.dpm.forced_level = level;
1901
1902         return 0;
1903 }
1904
1905 static int kv_dpm_pre_set_power_state(void *handle)
1906 {
1907         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1908         struct kv_power_info *pi = kv_get_pi(adev);
1909         struct amdgpu_ps requested_ps = *adev->pm.dpm.requested_ps;
1910         struct amdgpu_ps *new_ps = &requested_ps;
1911
1912         kv_update_requested_ps(adev, new_ps);
1913
1914         kv_apply_state_adjust_rules(adev,
1915                                     &pi->requested_rps,
1916                                     &pi->current_rps);
1917
1918         return 0;
1919 }
1920
1921 static int kv_dpm_set_power_state(void *handle)
1922 {
1923         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1924         struct kv_power_info *pi = kv_get_pi(adev);
1925         struct amdgpu_ps *new_ps = &pi->requested_rps;
1926         struct amdgpu_ps *old_ps = &pi->current_rps;
1927         int ret;
1928
1929         if (pi->bapm_enable) {
1930                 ret = amdgpu_kv_smc_bapm_enable(adev, adev->pm.ac_power);
1931                 if (ret) {
1932                         DRM_ERROR("amdgpu_kv_smc_bapm_enable failed\n");
1933                         return ret;
1934                 }
1935         }
1936
1937         if (adev->asic_type == CHIP_KABINI || adev->asic_type == CHIP_MULLINS) {
1938                 if (pi->enable_dpm) {
1939                         kv_set_valid_clock_range(adev, new_ps);
1940                         kv_update_dfs_bypass_settings(adev, new_ps);
1941                         ret = kv_calculate_ds_divider(adev);
1942                         if (ret) {
1943                                 DRM_ERROR("kv_calculate_ds_divider failed\n");
1944                                 return ret;
1945                         }
1946                         kv_calculate_nbps_level_settings(adev);
1947                         kv_calculate_dpm_settings(adev);
1948                         kv_force_lowest_valid(adev);
1949                         kv_enable_new_levels(adev);
1950                         kv_upload_dpm_settings(adev);
1951                         kv_program_nbps_index_settings(adev, new_ps);
1952                         kv_unforce_levels(adev);
1953                         kv_set_enabled_levels(adev);
1954                         kv_force_lowest_valid(adev);
1955                         kv_unforce_levels(adev);
1956
1957                         ret = kv_update_vce_dpm(adev, new_ps, old_ps);
1958                         if (ret) {
1959                                 DRM_ERROR("kv_update_vce_dpm failed\n");
1960                                 return ret;
1961                         }
1962                         kv_update_sclk_t(adev);
1963                         if (adev->asic_type == CHIP_MULLINS)
1964                                 kv_enable_nb_dpm(adev, true);
1965                 }
1966         } else {
1967                 if (pi->enable_dpm) {
1968                         kv_set_valid_clock_range(adev, new_ps);
1969                         kv_update_dfs_bypass_settings(adev, new_ps);
1970                         ret = kv_calculate_ds_divider(adev);
1971                         if (ret) {
1972                                 DRM_ERROR("kv_calculate_ds_divider failed\n");
1973                                 return ret;
1974                         }
1975                         kv_calculate_nbps_level_settings(adev);
1976                         kv_calculate_dpm_settings(adev);
1977                         kv_freeze_sclk_dpm(adev, true);
1978                         kv_upload_dpm_settings(adev);
1979                         kv_program_nbps_index_settings(adev, new_ps);
1980                         kv_freeze_sclk_dpm(adev, false);
1981                         kv_set_enabled_levels(adev);
1982                         ret = kv_update_vce_dpm(adev, new_ps, old_ps);
1983                         if (ret) {
1984                                 DRM_ERROR("kv_update_vce_dpm failed\n");
1985                                 return ret;
1986                         }
1987                         kv_update_acp_boot_level(adev);
1988                         kv_update_sclk_t(adev);
1989                         kv_enable_nb_dpm(adev, true);
1990                 }
1991         }
1992
1993         return 0;
1994 }
1995
1996 static void kv_dpm_post_set_power_state(void *handle)
1997 {
1998         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1999         struct kv_power_info *pi = kv_get_pi(adev);
2000         struct amdgpu_ps *new_ps = &pi->requested_rps;
2001
2002         kv_update_current_ps(adev, new_ps);
2003 }
2004
2005 static void kv_dpm_setup_asic(struct amdgpu_device *adev)
2006 {
2007         sumo_take_smu_control(adev, true);
2008         kv_init_powergate_state(adev);
2009         kv_init_sclk_t(adev);
2010 }
2011
2012 #if 0
2013 static void kv_dpm_reset_asic(struct amdgpu_device *adev)
2014 {
2015         struct kv_power_info *pi = kv_get_pi(adev);
2016
2017         if (adev->asic_type == CHIP_KABINI || adev->asic_type == CHIP_MULLINS) {
2018                 kv_force_lowest_valid(adev);
2019                 kv_init_graphics_levels(adev);
2020                 kv_program_bootup_state(adev);
2021                 kv_upload_dpm_settings(adev);
2022                 kv_force_lowest_valid(adev);
2023                 kv_unforce_levels(adev);
2024         } else {
2025                 kv_init_graphics_levels(adev);
2026                 kv_program_bootup_state(adev);
2027                 kv_freeze_sclk_dpm(adev, true);
2028                 kv_upload_dpm_settings(adev);
2029                 kv_freeze_sclk_dpm(adev, false);
2030                 kv_set_enabled_level(adev, pi->graphics_boot_level);
2031         }
2032 }
2033 #endif
2034
2035 static void kv_construct_max_power_limits_table(struct amdgpu_device *adev,
2036                                                 struct amdgpu_clock_and_voltage_limits *table)
2037 {
2038         struct kv_power_info *pi = kv_get_pi(adev);
2039
2040         if (pi->sys_info.sclk_voltage_mapping_table.num_max_dpm_entries > 0) {
2041                 int idx = pi->sys_info.sclk_voltage_mapping_table.num_max_dpm_entries - 1;
2042                 table->sclk =
2043                         pi->sys_info.sclk_voltage_mapping_table.entries[idx].sclk_frequency;
2044                 table->vddc =
2045                         kv_convert_2bit_index_to_voltage(adev,
2046                                                          pi->sys_info.sclk_voltage_mapping_table.entries[idx].vid_2bit);
2047         }
2048
2049         table->mclk = pi->sys_info.nbp_memory_clock[0];
2050 }
2051
2052 static void kv_patch_voltage_values(struct amdgpu_device *adev)
2053 {
2054         int i;
2055         struct amdgpu_uvd_clock_voltage_dependency_table *uvd_table =
2056                 &adev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table;
2057         struct amdgpu_vce_clock_voltage_dependency_table *vce_table =
2058                 &adev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table;
2059         struct amdgpu_clock_voltage_dependency_table *samu_table =
2060                 &adev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table;
2061         struct amdgpu_clock_voltage_dependency_table *acp_table =
2062                 &adev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table;
2063
2064         if (uvd_table->count) {
2065                 for (i = 0; i < uvd_table->count; i++)
2066                         uvd_table->entries[i].v =
2067                                 kv_convert_8bit_index_to_voltage(adev,
2068                                                                  uvd_table->entries[i].v);
2069         }
2070
2071         if (vce_table->count) {
2072                 for (i = 0; i < vce_table->count; i++)
2073                         vce_table->entries[i].v =
2074                                 kv_convert_8bit_index_to_voltage(adev,
2075                                                                  vce_table->entries[i].v);
2076         }
2077
2078         if (samu_table->count) {
2079                 for (i = 0; i < samu_table->count; i++)
2080                         samu_table->entries[i].v =
2081                                 kv_convert_8bit_index_to_voltage(adev,
2082                                                                  samu_table->entries[i].v);
2083         }
2084
2085         if (acp_table->count) {
2086                 for (i = 0; i < acp_table->count; i++)
2087                         acp_table->entries[i].v =
2088                                 kv_convert_8bit_index_to_voltage(adev,
2089                                                                  acp_table->entries[i].v);
2090         }
2091
2092 }
2093
2094 static void kv_construct_boot_state(struct amdgpu_device *adev)
2095 {
2096         struct kv_power_info *pi = kv_get_pi(adev);
2097
2098         pi->boot_pl.sclk = pi->sys_info.bootup_sclk;
2099         pi->boot_pl.vddc_index = pi->sys_info.bootup_nb_voltage_index;
2100         pi->boot_pl.ds_divider_index = 0;
2101         pi->boot_pl.ss_divider_index = 0;
2102         pi->boot_pl.allow_gnb_slow = 1;
2103         pi->boot_pl.force_nbp_state = 0;
2104         pi->boot_pl.display_wm = 0;
2105         pi->boot_pl.vce_wm = 0;
2106 }
2107
2108 static int kv_force_dpm_highest(struct amdgpu_device *adev)
2109 {
2110         int ret;
2111         u32 enable_mask, i;
2112
2113         ret = amdgpu_kv_dpm_get_enable_mask(adev, &enable_mask);
2114         if (ret)
2115                 return ret;
2116
2117         for (i = SMU7_MAX_LEVELS_GRAPHICS - 1; i > 0; i--) {
2118                 if (enable_mask & (1 << i))
2119                         break;
2120         }
2121
2122         if (adev->asic_type == CHIP_KABINI || adev->asic_type == CHIP_MULLINS)
2123                 return amdgpu_kv_send_msg_to_smc_with_parameter(adev, PPSMC_MSG_DPM_ForceState, i);
2124         else
2125                 return kv_set_enabled_level(adev, i);
2126 }
2127
2128 static int kv_force_dpm_lowest(struct amdgpu_device *adev)
2129 {
2130         int ret;
2131         u32 enable_mask, i;
2132
2133         ret = amdgpu_kv_dpm_get_enable_mask(adev, &enable_mask);
2134         if (ret)
2135                 return ret;
2136
2137         for (i = 0; i < SMU7_MAX_LEVELS_GRAPHICS; i++) {
2138                 if (enable_mask & (1 << i))
2139                         break;
2140         }
2141
2142         if (adev->asic_type == CHIP_KABINI || adev->asic_type == CHIP_MULLINS)
2143                 return amdgpu_kv_send_msg_to_smc_with_parameter(adev, PPSMC_MSG_DPM_ForceState, i);
2144         else
2145                 return kv_set_enabled_level(adev, i);
2146 }
2147
2148 static u8 kv_get_sleep_divider_id_from_clock(struct amdgpu_device *adev,
2149                                              u32 sclk, u32 min_sclk_in_sr)
2150 {
2151         struct kv_power_info *pi = kv_get_pi(adev);
2152         u32 i;
2153         u32 temp;
2154         u32 min = max(min_sclk_in_sr, (u32)KV_MINIMUM_ENGINE_CLOCK);
2155
2156         if (sclk < min)
2157                 return 0;
2158
2159         if (!pi->caps_sclk_ds)
2160                 return 0;
2161
2162         for (i = KV_MAX_DEEPSLEEP_DIVIDER_ID; i > 0; i--) {
2163                 temp = sclk >> i;
2164                 if (temp >= min)
2165                         break;
2166         }
2167
2168         return (u8)i;
2169 }
2170
2171 static int kv_get_high_voltage_limit(struct amdgpu_device *adev, int *limit)
2172 {
2173         struct kv_power_info *pi = kv_get_pi(adev);
2174         struct amdgpu_clock_voltage_dependency_table *table =
2175                 &adev->pm.dpm.dyn_state.vddc_dependency_on_sclk;
2176         int i;
2177
2178         if (table && table->count) {
2179                 for (i = table->count - 1; i >= 0; i--) {
2180                         if (pi->high_voltage_t &&
2181                             (kv_convert_8bit_index_to_voltage(adev, table->entries[i].v) <=
2182                              pi->high_voltage_t)) {
2183                                 *limit = i;
2184                                 return 0;
2185                         }
2186                 }
2187         } else {
2188                 struct sumo_sclk_voltage_mapping_table *table =
2189                         &pi->sys_info.sclk_voltage_mapping_table;
2190
2191                 for (i = table->num_max_dpm_entries - 1; i >= 0; i--) {
2192                         if (pi->high_voltage_t &&
2193                             (kv_convert_2bit_index_to_voltage(adev, table->entries[i].vid_2bit) <=
2194                              pi->high_voltage_t)) {
2195                                 *limit = i;
2196                                 return 0;
2197                         }
2198                 }
2199         }
2200
2201         *limit = 0;
2202         return 0;
2203 }
2204
2205 static void kv_apply_state_adjust_rules(struct amdgpu_device *adev,
2206                                         struct amdgpu_ps *new_rps,
2207                                         struct amdgpu_ps *old_rps)
2208 {
2209         struct kv_ps *ps = kv_get_ps(new_rps);
2210         struct kv_power_info *pi = kv_get_pi(adev);
2211         u32 min_sclk = 10000; /* ??? */
2212         u32 sclk, mclk = 0;
2213         int i, limit;
2214         bool force_high;
2215         struct amdgpu_clock_voltage_dependency_table *table =
2216                 &adev->pm.dpm.dyn_state.vddc_dependency_on_sclk;
2217         u32 stable_p_state_sclk = 0;
2218         struct amdgpu_clock_and_voltage_limits *max_limits =
2219                 &adev->pm.dpm.dyn_state.max_clock_voltage_on_ac;
2220
2221         if (new_rps->vce_active) {
2222                 new_rps->evclk = adev->pm.dpm.vce_states[adev->pm.dpm.vce_level].evclk;
2223                 new_rps->ecclk = adev->pm.dpm.vce_states[adev->pm.dpm.vce_level].ecclk;
2224         } else {
2225                 new_rps->evclk = 0;
2226                 new_rps->ecclk = 0;
2227         }
2228
2229         mclk = max_limits->mclk;
2230         sclk = min_sclk;
2231
2232         if (pi->caps_stable_p_state) {
2233                 stable_p_state_sclk = (max_limits->sclk * 75) / 100;
2234
2235                 for (i = table->count - 1; i >= 0; i--) {
2236                         if (stable_p_state_sclk >= table->entries[i].clk) {
2237                                 stable_p_state_sclk = table->entries[i].clk;
2238                                 break;
2239                         }
2240                 }
2241
2242                 if (i > 0)
2243                         stable_p_state_sclk = table->entries[0].clk;
2244
2245                 sclk = stable_p_state_sclk;
2246         }
2247
2248         if (new_rps->vce_active) {
2249                 if (sclk < adev->pm.dpm.vce_states[adev->pm.dpm.vce_level].sclk)
2250                         sclk = adev->pm.dpm.vce_states[adev->pm.dpm.vce_level].sclk;
2251         }
2252
2253         ps->need_dfs_bypass = true;
2254
2255         for (i = 0; i < ps->num_levels; i++) {
2256                 if (ps->levels[i].sclk < sclk)
2257                         ps->levels[i].sclk = sclk;
2258         }
2259
2260         if (table && table->count) {
2261                 for (i = 0; i < ps->num_levels; i++) {
2262                         if (pi->high_voltage_t &&
2263                             (pi->high_voltage_t <
2264                              kv_convert_8bit_index_to_voltage(adev, ps->levels[i].vddc_index))) {
2265                                 kv_get_high_voltage_limit(adev, &limit);
2266                                 ps->levels[i].sclk = table->entries[limit].clk;
2267                         }
2268                 }
2269         } else {
2270                 struct sumo_sclk_voltage_mapping_table *table =
2271                         &pi->sys_info.sclk_voltage_mapping_table;
2272
2273                 for (i = 0; i < ps->num_levels; i++) {
2274                         if (pi->high_voltage_t &&
2275                             (pi->high_voltage_t <
2276                              kv_convert_8bit_index_to_voltage(adev, ps->levels[i].vddc_index))) {
2277                                 kv_get_high_voltage_limit(adev, &limit);
2278                                 ps->levels[i].sclk = table->entries[limit].sclk_frequency;
2279                         }
2280                 }
2281         }
2282
2283         if (pi->caps_stable_p_state) {
2284                 for (i = 0; i < ps->num_levels; i++) {
2285                         ps->levels[i].sclk = stable_p_state_sclk;
2286                 }
2287         }
2288
2289         pi->video_start = new_rps->dclk || new_rps->vclk ||
2290                 new_rps->evclk || new_rps->ecclk;
2291
2292         if ((new_rps->class & ATOM_PPLIB_CLASSIFICATION_UI_MASK) ==
2293             ATOM_PPLIB_CLASSIFICATION_UI_BATTERY)
2294                 pi->battery_state = true;
2295         else
2296                 pi->battery_state = false;
2297
2298         if (adev->asic_type == CHIP_KABINI || adev->asic_type == CHIP_MULLINS) {
2299                 ps->dpm0_pg_nb_ps_lo = 0x1;
2300                 ps->dpm0_pg_nb_ps_hi = 0x0;
2301                 ps->dpmx_nb_ps_lo = 0x1;
2302                 ps->dpmx_nb_ps_hi = 0x0;
2303         } else {
2304                 ps->dpm0_pg_nb_ps_lo = 0x3;
2305                 ps->dpm0_pg_nb_ps_hi = 0x0;
2306                 ps->dpmx_nb_ps_lo = 0x3;
2307                 ps->dpmx_nb_ps_hi = 0x0;
2308
2309                 if (pi->sys_info.nb_dpm_enable) {
2310                         force_high = (mclk >= pi->sys_info.nbp_memory_clock[3]) ||
2311                                 pi->video_start || (adev->pm.dpm.new_active_crtc_count >= 3) ||
2312                                 pi->disable_nb_ps3_in_battery;
2313                         ps->dpm0_pg_nb_ps_lo = force_high ? 0x2 : 0x3;
2314                         ps->dpm0_pg_nb_ps_hi = 0x2;
2315                         ps->dpmx_nb_ps_lo = force_high ? 0x2 : 0x3;
2316                         ps->dpmx_nb_ps_hi = 0x2;
2317                 }
2318         }
2319 }
2320
2321 static void kv_dpm_power_level_enabled_for_throttle(struct amdgpu_device *adev,
2322                                                     u32 index, bool enable)
2323 {
2324         struct kv_power_info *pi = kv_get_pi(adev);
2325
2326         pi->graphics_level[index].EnabledForThrottle = enable ? 1 : 0;
2327 }
2328
2329 static int kv_calculate_ds_divider(struct amdgpu_device *adev)
2330 {
2331         struct kv_power_info *pi = kv_get_pi(adev);
2332         u32 sclk_in_sr = 10000; /* ??? */
2333         u32 i;
2334
2335         if (pi->lowest_valid > pi->highest_valid)
2336                 return -EINVAL;
2337
2338         for (i = pi->lowest_valid; i <= pi->highest_valid; i++) {
2339                 pi->graphics_level[i].DeepSleepDivId =
2340                         kv_get_sleep_divider_id_from_clock(adev,
2341                                                            be32_to_cpu(pi->graphics_level[i].SclkFrequency),
2342                                                            sclk_in_sr);
2343         }
2344         return 0;
2345 }
2346
2347 static int kv_calculate_nbps_level_settings(struct amdgpu_device *adev)
2348 {
2349         struct kv_power_info *pi = kv_get_pi(adev);
2350         u32 i;
2351         bool force_high;
2352         struct amdgpu_clock_and_voltage_limits *max_limits =
2353                 &adev->pm.dpm.dyn_state.max_clock_voltage_on_ac;
2354         u32 mclk = max_limits->mclk;
2355
2356         if (pi->lowest_valid > pi->highest_valid)
2357                 return -EINVAL;
2358
2359         if (adev->asic_type == CHIP_KABINI || adev->asic_type == CHIP_MULLINS) {
2360                 for (i = pi->lowest_valid; i <= pi->highest_valid; i++) {
2361                         pi->graphics_level[i].GnbSlow = 1;
2362                         pi->graphics_level[i].ForceNbPs1 = 0;
2363                         pi->graphics_level[i].UpH = 0;
2364                 }
2365
2366                 if (!pi->sys_info.nb_dpm_enable)
2367                         return 0;
2368
2369                 force_high = ((mclk >= pi->sys_info.nbp_memory_clock[3]) ||
2370                               (adev->pm.dpm.new_active_crtc_count >= 3) || pi->video_start);
2371
2372                 if (force_high) {
2373                         for (i = pi->lowest_valid; i <= pi->highest_valid; i++)
2374                                 pi->graphics_level[i].GnbSlow = 0;
2375                 } else {
2376                         if (pi->battery_state)
2377                                 pi->graphics_level[0].ForceNbPs1 = 1;
2378
2379                         pi->graphics_level[1].GnbSlow = 0;
2380                         pi->graphics_level[2].GnbSlow = 0;
2381                         pi->graphics_level[3].GnbSlow = 0;
2382                         pi->graphics_level[4].GnbSlow = 0;
2383                 }
2384         } else {
2385                 for (i = pi->lowest_valid; i <= pi->highest_valid; i++) {
2386                         pi->graphics_level[i].GnbSlow = 1;
2387                         pi->graphics_level[i].ForceNbPs1 = 0;
2388                         pi->graphics_level[i].UpH = 0;
2389                 }
2390
2391                 if (pi->sys_info.nb_dpm_enable && pi->battery_state) {
2392                         pi->graphics_level[pi->lowest_valid].UpH = 0x28;
2393                         pi->graphics_level[pi->lowest_valid].GnbSlow = 0;
2394                         if (pi->lowest_valid != pi->highest_valid)
2395                                 pi->graphics_level[pi->lowest_valid].ForceNbPs1 = 1;
2396                 }
2397         }
2398         return 0;
2399 }
2400
2401 static int kv_calculate_dpm_settings(struct amdgpu_device *adev)
2402 {
2403         struct kv_power_info *pi = kv_get_pi(adev);
2404         u32 i;
2405
2406         if (pi->lowest_valid > pi->highest_valid)
2407                 return -EINVAL;
2408
2409         for (i = pi->lowest_valid; i <= pi->highest_valid; i++)
2410                 pi->graphics_level[i].DisplayWatermark = (i == pi->highest_valid) ? 1 : 0;
2411
2412         return 0;
2413 }
2414
2415 static void kv_init_graphics_levels(struct amdgpu_device *adev)
2416 {
2417         struct kv_power_info *pi = kv_get_pi(adev);
2418         u32 i;
2419         struct amdgpu_clock_voltage_dependency_table *table =
2420                 &adev->pm.dpm.dyn_state.vddc_dependency_on_sclk;
2421
2422         if (table && table->count) {
2423                 u32 vid_2bit;
2424
2425                 pi->graphics_dpm_level_count = 0;
2426                 for (i = 0; i < table->count; i++) {
2427                         if (pi->high_voltage_t &&
2428                             (pi->high_voltage_t <
2429                              kv_convert_8bit_index_to_voltage(adev, table->entries[i].v)))
2430                                 break;
2431
2432                         kv_set_divider_value(adev, i, table->entries[i].clk);
2433                         vid_2bit = kv_convert_vid7_to_vid2(adev,
2434                                                            &pi->sys_info.vid_mapping_table,
2435                                                            table->entries[i].v);
2436                         kv_set_vid(adev, i, vid_2bit);
2437                         kv_set_at(adev, i, pi->at[i]);
2438                         kv_dpm_power_level_enabled_for_throttle(adev, i, true);
2439                         pi->graphics_dpm_level_count++;
2440                 }
2441         } else {
2442                 struct sumo_sclk_voltage_mapping_table *table =
2443                         &pi->sys_info.sclk_voltage_mapping_table;
2444
2445                 pi->graphics_dpm_level_count = 0;
2446                 for (i = 0; i < table->num_max_dpm_entries; i++) {
2447                         if (pi->high_voltage_t &&
2448                             pi->high_voltage_t <
2449                             kv_convert_2bit_index_to_voltage(adev, table->entries[i].vid_2bit))
2450                                 break;
2451
2452                         kv_set_divider_value(adev, i, table->entries[i].sclk_frequency);
2453                         kv_set_vid(adev, i, table->entries[i].vid_2bit);
2454                         kv_set_at(adev, i, pi->at[i]);
2455                         kv_dpm_power_level_enabled_for_throttle(adev, i, true);
2456                         pi->graphics_dpm_level_count++;
2457                 }
2458         }
2459
2460         for (i = 0; i < SMU7_MAX_LEVELS_GRAPHICS; i++)
2461                 kv_dpm_power_level_enable(adev, i, false);
2462 }
2463
2464 static void kv_enable_new_levels(struct amdgpu_device *adev)
2465 {
2466         struct kv_power_info *pi = kv_get_pi(adev);
2467         u32 i;
2468
2469         for (i = 0; i < SMU7_MAX_LEVELS_GRAPHICS; i++) {
2470                 if (i >= pi->lowest_valid && i <= pi->highest_valid)
2471                         kv_dpm_power_level_enable(adev, i, true);
2472         }
2473 }
2474
2475 static int kv_set_enabled_level(struct amdgpu_device *adev, u32 level)
2476 {
2477         u32 new_mask = (1 << level);
2478
2479         return amdgpu_kv_send_msg_to_smc_with_parameter(adev,
2480                                                  PPSMC_MSG_SCLKDPM_SetEnabledMask,
2481                                                  new_mask);
2482 }
2483
2484 static int kv_set_enabled_levels(struct amdgpu_device *adev)
2485 {
2486         struct kv_power_info *pi = kv_get_pi(adev);
2487         u32 i, new_mask = 0;
2488
2489         for (i = pi->lowest_valid; i <= pi->highest_valid; i++)
2490                 new_mask |= (1 << i);
2491
2492         return amdgpu_kv_send_msg_to_smc_with_parameter(adev,
2493                                                  PPSMC_MSG_SCLKDPM_SetEnabledMask,
2494                                                  new_mask);
2495 }
2496
2497 static void kv_program_nbps_index_settings(struct amdgpu_device *adev,
2498                                            struct amdgpu_ps *new_rps)
2499 {
2500         struct kv_ps *new_ps = kv_get_ps(new_rps);
2501         struct kv_power_info *pi = kv_get_pi(adev);
2502         u32 nbdpmconfig1;
2503
2504         if (adev->asic_type == CHIP_KABINI || adev->asic_type == CHIP_MULLINS)
2505                 return;
2506
2507         if (pi->sys_info.nb_dpm_enable) {
2508                 nbdpmconfig1 = RREG32_SMC(ixNB_DPM_CONFIG_1);
2509                 nbdpmconfig1 &= ~(NB_DPM_CONFIG_1__Dpm0PgNbPsLo_MASK |
2510                                 NB_DPM_CONFIG_1__Dpm0PgNbPsHi_MASK |
2511                                 NB_DPM_CONFIG_1__DpmXNbPsLo_MASK |
2512                                 NB_DPM_CONFIG_1__DpmXNbPsHi_MASK);
2513                 nbdpmconfig1 |= (new_ps->dpm0_pg_nb_ps_lo << NB_DPM_CONFIG_1__Dpm0PgNbPsLo__SHIFT) |
2514                                 (new_ps->dpm0_pg_nb_ps_hi << NB_DPM_CONFIG_1__Dpm0PgNbPsHi__SHIFT) |
2515                                 (new_ps->dpmx_nb_ps_lo << NB_DPM_CONFIG_1__DpmXNbPsLo__SHIFT) |
2516                                 (new_ps->dpmx_nb_ps_hi << NB_DPM_CONFIG_1__DpmXNbPsHi__SHIFT);
2517                 WREG32_SMC(ixNB_DPM_CONFIG_1, nbdpmconfig1);
2518         }
2519 }
2520
2521 static int kv_set_thermal_temperature_range(struct amdgpu_device *adev,
2522                                             int min_temp, int max_temp)
2523 {
2524         int low_temp = 0 * 1000;
2525         int high_temp = 255 * 1000;
2526         u32 tmp;
2527
2528         if (low_temp < min_temp)
2529                 low_temp = min_temp;
2530         if (high_temp > max_temp)
2531                 high_temp = max_temp;
2532         if (high_temp < low_temp) {
2533                 DRM_ERROR("invalid thermal range: %d - %d\n", low_temp, high_temp);
2534                 return -EINVAL;
2535         }
2536
2537         tmp = RREG32_SMC(ixCG_THERMAL_INT_CTRL);
2538         tmp &= ~(CG_THERMAL_INT_CTRL__DIG_THERM_INTH_MASK |
2539                 CG_THERMAL_INT_CTRL__DIG_THERM_INTL_MASK);
2540         tmp |= ((49 + (high_temp / 1000)) << CG_THERMAL_INT_CTRL__DIG_THERM_INTH__SHIFT) |
2541                 ((49 + (low_temp / 1000)) << CG_THERMAL_INT_CTRL__DIG_THERM_INTL__SHIFT);
2542         WREG32_SMC(ixCG_THERMAL_INT_CTRL, tmp);
2543
2544         adev->pm.dpm.thermal.min_temp = low_temp;
2545         adev->pm.dpm.thermal.max_temp = high_temp;
2546
2547         return 0;
2548 }
2549
2550 union igp_info {
2551         struct _ATOM_INTEGRATED_SYSTEM_INFO info;
2552         struct _ATOM_INTEGRATED_SYSTEM_INFO_V2 info_2;
2553         struct _ATOM_INTEGRATED_SYSTEM_INFO_V5 info_5;
2554         struct _ATOM_INTEGRATED_SYSTEM_INFO_V6 info_6;
2555         struct _ATOM_INTEGRATED_SYSTEM_INFO_V1_7 info_7;
2556         struct _ATOM_INTEGRATED_SYSTEM_INFO_V1_8 info_8;
2557 };
2558
2559 static int kv_parse_sys_info_table(struct amdgpu_device *adev)
2560 {
2561         struct kv_power_info *pi = kv_get_pi(adev);
2562         struct amdgpu_mode_info *mode_info = &adev->mode_info;
2563         int index = GetIndexIntoMasterTable(DATA, IntegratedSystemInfo);
2564         union igp_info *igp_info;
2565         u8 frev, crev;
2566         u16 data_offset;
2567         int i;
2568
2569         if (amdgpu_atom_parse_data_header(mode_info->atom_context, index, NULL,
2570                                    &frev, &crev, &data_offset)) {
2571                 igp_info = (union igp_info *)(mode_info->atom_context->bios +
2572                                               data_offset);
2573
2574                 if (crev != 8) {
2575                         DRM_ERROR("Unsupported IGP table: %d %d\n", frev, crev);
2576                         return -EINVAL;
2577                 }
2578                 pi->sys_info.bootup_sclk = le32_to_cpu(igp_info->info_8.ulBootUpEngineClock);
2579                 pi->sys_info.bootup_uma_clk = le32_to_cpu(igp_info->info_8.ulBootUpUMAClock);
2580                 pi->sys_info.bootup_nb_voltage_index =
2581                         le16_to_cpu(igp_info->info_8.usBootUpNBVoltage);
2582                 if (igp_info->info_8.ucHtcTmpLmt == 0)
2583                         pi->sys_info.htc_tmp_lmt = 203;
2584                 else
2585                         pi->sys_info.htc_tmp_lmt = igp_info->info_8.ucHtcTmpLmt;
2586                 if (igp_info->info_8.ucHtcHystLmt == 0)
2587                         pi->sys_info.htc_hyst_lmt = 5;
2588                 else
2589                         pi->sys_info.htc_hyst_lmt = igp_info->info_8.ucHtcHystLmt;
2590                 if (pi->sys_info.htc_tmp_lmt <= pi->sys_info.htc_hyst_lmt) {
2591                         DRM_ERROR("The htcTmpLmt should be larger than htcHystLmt.\n");
2592                 }
2593
2594                 if (le32_to_cpu(igp_info->info_8.ulSystemConfig) & (1 << 3))
2595                         pi->sys_info.nb_dpm_enable = true;
2596                 else
2597                         pi->sys_info.nb_dpm_enable = false;
2598
2599                 for (i = 0; i < KV_NUM_NBPSTATES; i++) {
2600                         pi->sys_info.nbp_memory_clock[i] =
2601                                 le32_to_cpu(igp_info->info_8.ulNbpStateMemclkFreq[i]);
2602                         pi->sys_info.nbp_n_clock[i] =
2603                                 le32_to_cpu(igp_info->info_8.ulNbpStateNClkFreq[i]);
2604                 }
2605                 if (le32_to_cpu(igp_info->info_8.ulGPUCapInfo) &
2606                     SYS_INFO_GPUCAPS__ENABEL_DFS_BYPASS)
2607                         pi->caps_enable_dfs_bypass = true;
2608
2609                 sumo_construct_sclk_voltage_mapping_table(adev,
2610                                                           &pi->sys_info.sclk_voltage_mapping_table,
2611                                                           igp_info->info_8.sAvail_SCLK);
2612
2613                 sumo_construct_vid_mapping_table(adev,
2614                                                  &pi->sys_info.vid_mapping_table,
2615                                                  igp_info->info_8.sAvail_SCLK);
2616
2617                 kv_construct_max_power_limits_table(adev,
2618                                                     &adev->pm.dpm.dyn_state.max_clock_voltage_on_ac);
2619         }
2620         return 0;
2621 }
2622
2623 union power_info {
2624         struct _ATOM_POWERPLAY_INFO info;
2625         struct _ATOM_POWERPLAY_INFO_V2 info_2;
2626         struct _ATOM_POWERPLAY_INFO_V3 info_3;
2627         struct _ATOM_PPLIB_POWERPLAYTABLE pplib;
2628         struct _ATOM_PPLIB_POWERPLAYTABLE2 pplib2;
2629         struct _ATOM_PPLIB_POWERPLAYTABLE3 pplib3;
2630 };
2631
2632 union pplib_clock_info {
2633         struct _ATOM_PPLIB_R600_CLOCK_INFO r600;
2634         struct _ATOM_PPLIB_RS780_CLOCK_INFO rs780;
2635         struct _ATOM_PPLIB_EVERGREEN_CLOCK_INFO evergreen;
2636         struct _ATOM_PPLIB_SUMO_CLOCK_INFO sumo;
2637 };
2638
2639 union pplib_power_state {
2640         struct _ATOM_PPLIB_STATE v1;
2641         struct _ATOM_PPLIB_STATE_V2 v2;
2642 };
2643
2644 static void kv_patch_boot_state(struct amdgpu_device *adev,
2645                                 struct kv_ps *ps)
2646 {
2647         struct kv_power_info *pi = kv_get_pi(adev);
2648
2649         ps->num_levels = 1;
2650         ps->levels[0] = pi->boot_pl;
2651 }
2652
2653 static void kv_parse_pplib_non_clock_info(struct amdgpu_device *adev,
2654                                           struct amdgpu_ps *rps,
2655                                           struct _ATOM_PPLIB_NONCLOCK_INFO *non_clock_info,
2656                                           u8 table_rev)
2657 {
2658         struct kv_ps *ps = kv_get_ps(rps);
2659
2660         rps->caps = le32_to_cpu(non_clock_info->ulCapsAndSettings);
2661         rps->class = le16_to_cpu(non_clock_info->usClassification);
2662         rps->class2 = le16_to_cpu(non_clock_info->usClassification2);
2663
2664         if (ATOM_PPLIB_NONCLOCKINFO_VER1 < table_rev) {
2665                 rps->vclk = le32_to_cpu(non_clock_info->ulVCLK);
2666                 rps->dclk = le32_to_cpu(non_clock_info->ulDCLK);
2667         } else {
2668                 rps->vclk = 0;
2669                 rps->dclk = 0;
2670         }
2671
2672         if (rps->class & ATOM_PPLIB_CLASSIFICATION_BOOT) {
2673                 adev->pm.dpm.boot_ps = rps;
2674                 kv_patch_boot_state(adev, ps);
2675         }
2676         if (rps->class & ATOM_PPLIB_CLASSIFICATION_UVDSTATE)
2677                 adev->pm.dpm.uvd_ps = rps;
2678 }
2679
2680 static void kv_parse_pplib_clock_info(struct amdgpu_device *adev,
2681                                       struct amdgpu_ps *rps, int index,
2682                                         union pplib_clock_info *clock_info)
2683 {
2684         struct kv_power_info *pi = kv_get_pi(adev);
2685         struct kv_ps *ps = kv_get_ps(rps);
2686         struct kv_pl *pl = &ps->levels[index];
2687         u32 sclk;
2688
2689         sclk = le16_to_cpu(clock_info->sumo.usEngineClockLow);
2690         sclk |= clock_info->sumo.ucEngineClockHigh << 16;
2691         pl->sclk = sclk;
2692         pl->vddc_index = clock_info->sumo.vddcIndex;
2693
2694         ps->num_levels = index + 1;
2695
2696         if (pi->caps_sclk_ds) {
2697                 pl->ds_divider_index = 5;
2698                 pl->ss_divider_index = 5;
2699         }
2700 }
2701
2702 static int kv_parse_power_table(struct amdgpu_device *adev)
2703 {
2704         struct amdgpu_mode_info *mode_info = &adev->mode_info;
2705         struct _ATOM_PPLIB_NONCLOCK_INFO *non_clock_info;
2706         union pplib_power_state *power_state;
2707         int i, j, k, non_clock_array_index, clock_array_index;
2708         union pplib_clock_info *clock_info;
2709         struct _StateArray *state_array;
2710         struct _ClockInfoArray *clock_info_array;
2711         struct _NonClockInfoArray *non_clock_info_array;
2712         union power_info *power_info;
2713         int index = GetIndexIntoMasterTable(DATA, PowerPlayInfo);
2714         u16 data_offset;
2715         u8 frev, crev;
2716         u8 *power_state_offset;
2717         struct kv_ps *ps;
2718
2719         if (!amdgpu_atom_parse_data_header(mode_info->atom_context, index, NULL,
2720                                    &frev, &crev, &data_offset))
2721                 return -EINVAL;
2722         power_info = (union power_info *)(mode_info->atom_context->bios + data_offset);
2723
2724         amdgpu_add_thermal_controller(adev);
2725
2726         state_array = (struct _StateArray *)
2727                 (mode_info->atom_context->bios + data_offset +
2728                  le16_to_cpu(power_info->pplib.usStateArrayOffset));
2729         clock_info_array = (struct _ClockInfoArray *)
2730                 (mode_info->atom_context->bios + data_offset +
2731                  le16_to_cpu(power_info->pplib.usClockInfoArrayOffset));
2732         non_clock_info_array = (struct _NonClockInfoArray *)
2733                 (mode_info->atom_context->bios + data_offset +
2734                  le16_to_cpu(power_info->pplib.usNonClockInfoArrayOffset));
2735
2736         adev->pm.dpm.ps = kcalloc(state_array->ucNumEntries,
2737                                   sizeof(struct amdgpu_ps),
2738                                   GFP_KERNEL);
2739         if (!adev->pm.dpm.ps)
2740                 return -ENOMEM;
2741         power_state_offset = (u8 *)state_array->states;
2742         for (i = 0; i < state_array->ucNumEntries; i++) {
2743                 u8 *idx;
2744                 power_state = (union pplib_power_state *)power_state_offset;
2745                 non_clock_array_index = power_state->v2.nonClockInfoIndex;
2746                 non_clock_info = (struct _ATOM_PPLIB_NONCLOCK_INFO *)
2747                         &non_clock_info_array->nonClockInfo[non_clock_array_index];
2748                 ps = kzalloc(sizeof(struct kv_ps), GFP_KERNEL);
2749                 if (ps == NULL) {
2750                         kfree(adev->pm.dpm.ps);
2751                         return -ENOMEM;
2752                 }
2753                 adev->pm.dpm.ps[i].ps_priv = ps;
2754                 k = 0;
2755                 idx = (u8 *)&power_state->v2.clockInfoIndex[0];
2756                 for (j = 0; j < power_state->v2.ucNumDPMLevels; j++) {
2757                         clock_array_index = idx[j];
2758                         if (clock_array_index >= clock_info_array->ucNumEntries)
2759                                 continue;
2760                         if (k >= SUMO_MAX_HARDWARE_POWERLEVELS)
2761                                 break;
2762                         clock_info = (union pplib_clock_info *)
2763                                 ((u8 *)&clock_info_array->clockInfo[0] +
2764                                  (clock_array_index * clock_info_array->ucEntrySize));
2765                         kv_parse_pplib_clock_info(adev,
2766                                                   &adev->pm.dpm.ps[i], k,
2767                                                   clock_info);
2768                         k++;
2769                 }
2770                 kv_parse_pplib_non_clock_info(adev, &adev->pm.dpm.ps[i],
2771                                               non_clock_info,
2772                                               non_clock_info_array->ucEntrySize);
2773                 power_state_offset += 2 + power_state->v2.ucNumDPMLevels;
2774         }
2775         adev->pm.dpm.num_ps = state_array->ucNumEntries;
2776
2777         /* fill in the vce power states */
2778         for (i = 0; i < adev->pm.dpm.num_of_vce_states; i++) {
2779                 u32 sclk;
2780                 clock_array_index = adev->pm.dpm.vce_states[i].clk_idx;
2781                 clock_info = (union pplib_clock_info *)
2782                         &clock_info_array->clockInfo[clock_array_index * clock_info_array->ucEntrySize];
2783                 sclk = le16_to_cpu(clock_info->sumo.usEngineClockLow);
2784                 sclk |= clock_info->sumo.ucEngineClockHigh << 16;
2785                 adev->pm.dpm.vce_states[i].sclk = sclk;
2786                 adev->pm.dpm.vce_states[i].mclk = 0;
2787         }
2788
2789         return 0;
2790 }
2791
2792 static int kv_dpm_init(struct amdgpu_device *adev)
2793 {
2794         struct kv_power_info *pi;
2795         int ret, i;
2796
2797         pi = kzalloc(sizeof(struct kv_power_info), GFP_KERNEL);
2798         if (pi == NULL)
2799                 return -ENOMEM;
2800         adev->pm.dpm.priv = pi;
2801
2802         ret = amdgpu_get_platform_caps(adev);
2803         if (ret)
2804                 return ret;
2805
2806         ret = amdgpu_parse_extended_power_table(adev);
2807         if (ret)
2808                 return ret;
2809
2810         for (i = 0; i < SUMO_MAX_HARDWARE_POWERLEVELS; i++)
2811                 pi->at[i] = TRINITY_AT_DFLT;
2812
2813         pi->sram_end = SMC_RAM_END;
2814
2815         pi->enable_nb_dpm = true;
2816
2817         pi->caps_power_containment = true;
2818         pi->caps_cac = true;
2819         pi->enable_didt = false;
2820         if (pi->enable_didt) {
2821                 pi->caps_sq_ramping = true;
2822                 pi->caps_db_ramping = true;
2823                 pi->caps_td_ramping = true;
2824                 pi->caps_tcp_ramping = true;
2825         }
2826
2827         if (adev->powerplay.pp_feature & PP_SCLK_DEEP_SLEEP_MASK)
2828                 pi->caps_sclk_ds = true;
2829         else
2830                 pi->caps_sclk_ds = false;
2831
2832         pi->enable_auto_thermal_throttling = true;
2833         pi->disable_nb_ps3_in_battery = false;
2834         if (amdgpu_bapm == 0)
2835                 pi->bapm_enable = false;
2836         else
2837                 pi->bapm_enable = true;
2838         pi->voltage_drop_t = 0;
2839         pi->caps_sclk_throttle_low_notification = false;
2840         pi->caps_fps = false; /* true? */
2841         pi->caps_uvd_pg = (adev->pg_flags & AMD_PG_SUPPORT_UVD) ? true : false;
2842         pi->caps_uvd_dpm = true;
2843         pi->caps_vce_pg = (adev->pg_flags & AMD_PG_SUPPORT_VCE) ? true : false;
2844         pi->caps_samu_pg = (adev->pg_flags & AMD_PG_SUPPORT_SAMU) ? true : false;
2845         pi->caps_acp_pg = (adev->pg_flags & AMD_PG_SUPPORT_ACP) ? true : false;
2846         pi->caps_stable_p_state = false;
2847
2848         ret = kv_parse_sys_info_table(adev);
2849         if (ret)
2850                 return ret;
2851
2852         kv_patch_voltage_values(adev);
2853         kv_construct_boot_state(adev);
2854
2855         ret = kv_parse_power_table(adev);
2856         if (ret)
2857                 return ret;
2858
2859         pi->enable_dpm = true;
2860
2861         return 0;
2862 }
2863
2864 static void
2865 kv_dpm_debugfs_print_current_performance_level(void *handle,
2866                                                struct seq_file *m)
2867 {
2868         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2869         struct kv_power_info *pi = kv_get_pi(adev);
2870         u32 current_index =
2871                 (RREG32_SMC(ixTARGET_AND_CURRENT_PROFILE_INDEX) &
2872                 TARGET_AND_CURRENT_PROFILE_INDEX__CURR_SCLK_INDEX_MASK) >>
2873                 TARGET_AND_CURRENT_PROFILE_INDEX__CURR_SCLK_INDEX__SHIFT;
2874         u32 sclk, tmp;
2875         u16 vddc;
2876
2877         if (current_index >= SMU__NUM_SCLK_DPM_STATE) {
2878                 seq_printf(m, "invalid dpm profile %d\n", current_index);
2879         } else {
2880                 sclk = be32_to_cpu(pi->graphics_level[current_index].SclkFrequency);
2881                 tmp = (RREG32_SMC(ixSMU_VOLTAGE_STATUS) &
2882                         SMU_VOLTAGE_STATUS__SMU_VOLTAGE_CURRENT_LEVEL_MASK) >>
2883                         SMU_VOLTAGE_STATUS__SMU_VOLTAGE_CURRENT_LEVEL__SHIFT;
2884                 vddc = kv_convert_8bit_index_to_voltage(adev, (u16)tmp);
2885                 seq_printf(m, "uvd    %sabled\n", pi->uvd_power_gated ? "dis" : "en");
2886                 seq_printf(m, "vce    %sabled\n", pi->vce_power_gated ? "dis" : "en");
2887                 seq_printf(m, "power level %d    sclk: %u vddc: %u\n",
2888                            current_index, sclk, vddc);
2889         }
2890 }
2891
2892 static void
2893 kv_dpm_print_power_state(void *handle, void *request_ps)
2894 {
2895         int i;
2896         struct amdgpu_ps *rps = (struct amdgpu_ps *)request_ps;
2897         struct kv_ps *ps = kv_get_ps(rps);
2898         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2899
2900         amdgpu_dpm_print_class_info(rps->class, rps->class2);
2901         amdgpu_dpm_print_cap_info(rps->caps);
2902         printk("\tuvd    vclk: %d dclk: %d\n", rps->vclk, rps->dclk);
2903         for (i = 0; i < ps->num_levels; i++) {
2904                 struct kv_pl *pl = &ps->levels[i];
2905                 printk("\t\tpower level %d    sclk: %u vddc: %u\n",
2906                        i, pl->sclk,
2907                        kv_convert_8bit_index_to_voltage(adev, pl->vddc_index));
2908         }
2909         amdgpu_dpm_print_ps_status(adev, rps);
2910 }
2911
2912 static void kv_dpm_fini(struct amdgpu_device *adev)
2913 {
2914         int i;
2915
2916         for (i = 0; i < adev->pm.dpm.num_ps; i++) {
2917                 kfree(adev->pm.dpm.ps[i].ps_priv);
2918         }
2919         kfree(adev->pm.dpm.ps);
2920         kfree(adev->pm.dpm.priv);
2921         amdgpu_free_extended_power_table(adev);
2922 }
2923
2924 static void kv_dpm_display_configuration_changed(void *handle)
2925 {
2926
2927 }
2928
2929 static u32 kv_dpm_get_sclk(void *handle, bool low)
2930 {
2931         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2932         struct kv_power_info *pi = kv_get_pi(adev);
2933         struct kv_ps *requested_state = kv_get_ps(&pi->requested_rps);
2934
2935         if (low)
2936                 return requested_state->levels[0].sclk;
2937         else
2938                 return requested_state->levels[requested_state->num_levels - 1].sclk;
2939 }
2940
2941 static u32 kv_dpm_get_mclk(void *handle, bool low)
2942 {
2943         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2944         struct kv_power_info *pi = kv_get_pi(adev);
2945
2946         return pi->sys_info.bootup_uma_clk;
2947 }
2948
2949 /* get temperature in millidegrees */
2950 static int kv_dpm_get_temp(void *handle)
2951 {
2952         u32 temp;
2953         int actual_temp = 0;
2954         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2955
2956         temp = RREG32_SMC(0xC0300E0C);
2957
2958         if (temp)
2959                 actual_temp = (temp / 8) - 49;
2960         else
2961                 actual_temp = 0;
2962
2963         actual_temp = actual_temp * 1000;
2964
2965         return actual_temp;
2966 }
2967
2968 static int kv_dpm_early_init(void *handle)
2969 {
2970         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2971
2972         adev->powerplay.pp_funcs = &kv_dpm_funcs;
2973         adev->powerplay.pp_handle = adev;
2974         kv_dpm_set_irq_funcs(adev);
2975
2976         return 0;
2977 }
2978
2979 static int kv_dpm_late_init(void *handle)
2980 {
2981         /* powerdown unused blocks for now */
2982         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2983
2984         if (!adev->pm.dpm_enabled)
2985                 return 0;
2986
2987         kv_dpm_powergate_acp(adev, true);
2988         kv_dpm_powergate_samu(adev, true);
2989
2990         return 0;
2991 }
2992
2993 static int kv_dpm_sw_init(void *handle)
2994 {
2995         int ret;
2996         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2997
2998         ret = amdgpu_irq_add_id(adev, AMDGPU_IH_CLIENTID_LEGACY, 230,
2999                                 &adev->pm.dpm.thermal.irq);
3000         if (ret)
3001                 return ret;
3002
3003         ret = amdgpu_irq_add_id(adev, AMDGPU_IH_CLIENTID_LEGACY, 231,
3004                                 &adev->pm.dpm.thermal.irq);
3005         if (ret)
3006                 return ret;
3007
3008         /* default to balanced state */
3009         adev->pm.dpm.state = POWER_STATE_TYPE_BALANCED;
3010         adev->pm.dpm.user_state = POWER_STATE_TYPE_BALANCED;
3011         adev->pm.dpm.forced_level = AMD_DPM_FORCED_LEVEL_AUTO;
3012         adev->pm.default_sclk = adev->clock.default_sclk;
3013         adev->pm.default_mclk = adev->clock.default_mclk;
3014         adev->pm.current_sclk = adev->clock.default_sclk;
3015         adev->pm.current_mclk = adev->clock.default_mclk;
3016         adev->pm.int_thermal_type = THERMAL_TYPE_NONE;
3017
3018         if (amdgpu_dpm == 0)
3019                 return 0;
3020
3021         INIT_WORK(&adev->pm.dpm.thermal.work, amdgpu_dpm_thermal_work_handler);
3022         mutex_lock(&adev->pm.mutex);
3023         ret = kv_dpm_init(adev);
3024         if (ret)
3025                 goto dpm_failed;
3026         adev->pm.dpm.current_ps = adev->pm.dpm.requested_ps = adev->pm.dpm.boot_ps;
3027         if (amdgpu_dpm == 1)
3028                 amdgpu_pm_print_power_states(adev);
3029         mutex_unlock(&adev->pm.mutex);
3030         DRM_INFO("amdgpu: dpm initialized\n");
3031
3032         return 0;
3033
3034 dpm_failed:
3035         kv_dpm_fini(adev);
3036         mutex_unlock(&adev->pm.mutex);
3037         DRM_ERROR("amdgpu: dpm initialization failed\n");
3038         return ret;
3039 }
3040
3041 static int kv_dpm_sw_fini(void *handle)
3042 {
3043         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3044
3045         flush_work(&adev->pm.dpm.thermal.work);
3046
3047         mutex_lock(&adev->pm.mutex);
3048         kv_dpm_fini(adev);
3049         mutex_unlock(&adev->pm.mutex);
3050
3051         return 0;
3052 }
3053
3054 static int kv_dpm_hw_init(void *handle)
3055 {
3056         int ret;
3057         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3058
3059         if (!amdgpu_dpm)
3060                 return 0;
3061
3062         mutex_lock(&adev->pm.mutex);
3063         kv_dpm_setup_asic(adev);
3064         ret = kv_dpm_enable(adev);
3065         if (ret)
3066                 adev->pm.dpm_enabled = false;
3067         else
3068                 adev->pm.dpm_enabled = true;
3069         mutex_unlock(&adev->pm.mutex);
3070         amdgpu_pm_compute_clocks(adev);
3071         return ret;
3072 }
3073
3074 static int kv_dpm_hw_fini(void *handle)
3075 {
3076         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3077
3078         if (adev->pm.dpm_enabled) {
3079                 mutex_lock(&adev->pm.mutex);
3080                 kv_dpm_disable(adev);
3081                 mutex_unlock(&adev->pm.mutex);
3082         }
3083
3084         return 0;
3085 }
3086
3087 static int kv_dpm_suspend(void *handle)
3088 {
3089         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3090
3091         if (adev->pm.dpm_enabled) {
3092                 mutex_lock(&adev->pm.mutex);
3093                 /* disable dpm */
3094                 kv_dpm_disable(adev);
3095                 /* reset the power state */
3096                 adev->pm.dpm.current_ps = adev->pm.dpm.requested_ps = adev->pm.dpm.boot_ps;
3097                 mutex_unlock(&adev->pm.mutex);
3098         }
3099         return 0;
3100 }
3101
3102 static int kv_dpm_resume(void *handle)
3103 {
3104         int ret;
3105         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3106
3107         if (adev->pm.dpm_enabled) {
3108                 /* asic init will reset to the boot state */
3109                 mutex_lock(&adev->pm.mutex);
3110                 kv_dpm_setup_asic(adev);
3111                 ret = kv_dpm_enable(adev);
3112                 if (ret)
3113                         adev->pm.dpm_enabled = false;
3114                 else
3115                         adev->pm.dpm_enabled = true;
3116                 mutex_unlock(&adev->pm.mutex);
3117                 if (adev->pm.dpm_enabled)
3118                         amdgpu_pm_compute_clocks(adev);
3119         }
3120         return 0;
3121 }
3122
3123 static bool kv_dpm_is_idle(void *handle)
3124 {
3125         return true;
3126 }
3127
3128 static int kv_dpm_wait_for_idle(void *handle)
3129 {
3130         return 0;
3131 }
3132
3133
3134 static int kv_dpm_soft_reset(void *handle)
3135 {
3136         return 0;
3137 }
3138
3139 static int kv_dpm_set_interrupt_state(struct amdgpu_device *adev,
3140                                       struct amdgpu_irq_src *src,
3141                                       unsigned type,
3142                                       enum amdgpu_interrupt_state state)
3143 {
3144         u32 cg_thermal_int;
3145
3146         switch (type) {
3147         case AMDGPU_THERMAL_IRQ_LOW_TO_HIGH:
3148                 switch (state) {
3149                 case AMDGPU_IRQ_STATE_DISABLE:
3150                         cg_thermal_int = RREG32_SMC(ixCG_THERMAL_INT_CTRL);
3151                         cg_thermal_int &= ~CG_THERMAL_INT_CTRL__THERM_INTH_MASK_MASK;
3152                         WREG32_SMC(ixCG_THERMAL_INT_CTRL, cg_thermal_int);
3153                         break;
3154                 case AMDGPU_IRQ_STATE_ENABLE:
3155                         cg_thermal_int = RREG32_SMC(ixCG_THERMAL_INT_CTRL);
3156                         cg_thermal_int |= CG_THERMAL_INT_CTRL__THERM_INTH_MASK_MASK;
3157                         WREG32_SMC(ixCG_THERMAL_INT_CTRL, cg_thermal_int);
3158                         break;
3159                 default:
3160                         break;
3161                 }
3162                 break;
3163
3164         case AMDGPU_THERMAL_IRQ_HIGH_TO_LOW:
3165                 switch (state) {
3166                 case AMDGPU_IRQ_STATE_DISABLE:
3167                         cg_thermal_int = RREG32_SMC(ixCG_THERMAL_INT_CTRL);
3168                         cg_thermal_int &= ~CG_THERMAL_INT_CTRL__THERM_INTL_MASK_MASK;
3169                         WREG32_SMC(ixCG_THERMAL_INT_CTRL, cg_thermal_int);
3170                         break;
3171                 case AMDGPU_IRQ_STATE_ENABLE:
3172                         cg_thermal_int = RREG32_SMC(ixCG_THERMAL_INT_CTRL);
3173                         cg_thermal_int |= CG_THERMAL_INT_CTRL__THERM_INTL_MASK_MASK;
3174                         WREG32_SMC(ixCG_THERMAL_INT_CTRL, cg_thermal_int);
3175                         break;
3176                 default:
3177                         break;
3178                 }
3179                 break;
3180
3181         default:
3182                 break;
3183         }
3184         return 0;
3185 }
3186
3187 static int kv_dpm_process_interrupt(struct amdgpu_device *adev,
3188                                     struct amdgpu_irq_src *source,
3189                                     struct amdgpu_iv_entry *entry)
3190 {
3191         bool queue_thermal = false;
3192
3193         if (entry == NULL)
3194                 return -EINVAL;
3195
3196         switch (entry->src_id) {
3197         case 230: /* thermal low to high */
3198                 DRM_DEBUG("IH: thermal low to high\n");
3199                 adev->pm.dpm.thermal.high_to_low = false;
3200                 queue_thermal = true;
3201                 break;
3202         case 231: /* thermal high to low */
3203                 DRM_DEBUG("IH: thermal high to low\n");
3204                 adev->pm.dpm.thermal.high_to_low = true;
3205                 queue_thermal = true;
3206                 break;
3207         default:
3208                 break;
3209         }
3210
3211         if (queue_thermal)
3212                 schedule_work(&adev->pm.dpm.thermal.work);
3213
3214         return 0;
3215 }
3216
3217 static int kv_dpm_set_clockgating_state(void *handle,
3218                                           enum amd_clockgating_state state)
3219 {
3220         return 0;
3221 }
3222
3223 static int kv_dpm_set_powergating_state(void *handle,
3224                                           enum amd_powergating_state state)
3225 {
3226         return 0;
3227 }
3228
3229 static inline bool kv_are_power_levels_equal(const struct kv_pl *kv_cpl1,
3230                                                 const struct kv_pl *kv_cpl2)
3231 {
3232         return ((kv_cpl1->sclk == kv_cpl2->sclk) &&
3233                   (kv_cpl1->vddc_index == kv_cpl2->vddc_index) &&
3234                   (kv_cpl1->ds_divider_index == kv_cpl2->ds_divider_index) &&
3235                   (kv_cpl1->force_nbp_state == kv_cpl2->force_nbp_state));
3236 }
3237
3238 static int kv_check_state_equal(void *handle,
3239                                 void *current_ps,
3240                                 void *request_ps,
3241                                 bool *equal)
3242 {
3243         struct kv_ps *kv_cps;
3244         struct kv_ps *kv_rps;
3245         int i;
3246         struct amdgpu_ps *cps = (struct amdgpu_ps *)current_ps;
3247         struct amdgpu_ps *rps = (struct amdgpu_ps *)request_ps;
3248         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3249
3250         if (adev == NULL || cps == NULL || rps == NULL || equal == NULL)
3251                 return -EINVAL;
3252
3253         kv_cps = kv_get_ps(cps);
3254         kv_rps = kv_get_ps(rps);
3255
3256         if (kv_cps == NULL) {
3257                 *equal = false;
3258                 return 0;
3259         }
3260
3261         if (kv_cps->num_levels != kv_rps->num_levels) {
3262                 *equal = false;
3263                 return 0;
3264         }
3265
3266         for (i = 0; i < kv_cps->num_levels; i++) {
3267                 if (!kv_are_power_levels_equal(&(kv_cps->levels[i]),
3268                                         &(kv_rps->levels[i]))) {
3269                         *equal = false;
3270                         return 0;
3271                 }
3272         }
3273
3274         /* If all performance levels are the same try to use the UVD clocks to break the tie.*/
3275         *equal = ((cps->vclk == rps->vclk) && (cps->dclk == rps->dclk));
3276         *equal &= ((cps->evclk == rps->evclk) && (cps->ecclk == rps->ecclk));
3277
3278         return 0;
3279 }
3280
3281 static int kv_dpm_read_sensor(void *handle, int idx,
3282                               void *value, int *size)
3283 {
3284         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3285         struct kv_power_info *pi = kv_get_pi(adev);
3286         uint32_t sclk;
3287         u32 pl_index =
3288                 (RREG32_SMC(ixTARGET_AND_CURRENT_PROFILE_INDEX) &
3289                 TARGET_AND_CURRENT_PROFILE_INDEX__CURR_SCLK_INDEX_MASK) >>
3290                 TARGET_AND_CURRENT_PROFILE_INDEX__CURR_SCLK_INDEX__SHIFT;
3291
3292         /* size must be at least 4 bytes for all sensors */
3293         if (*size < 4)
3294                 return -EINVAL;
3295
3296         switch (idx) {
3297         case AMDGPU_PP_SENSOR_GFX_SCLK:
3298                 if (pl_index < SMU__NUM_SCLK_DPM_STATE) {
3299                         sclk = be32_to_cpu(
3300                                 pi->graphics_level[pl_index].SclkFrequency);
3301                         *((uint32_t *)value) = sclk;
3302                         *size = 4;
3303                         return 0;
3304                 }
3305                 return -EINVAL;
3306         case AMDGPU_PP_SENSOR_GPU_TEMP:
3307                 *((uint32_t *)value) = kv_dpm_get_temp(adev);
3308                 *size = 4;
3309                 return 0;
3310         default:
3311                 return -EINVAL;
3312         }
3313 }
3314
3315 static int kv_set_powergating_by_smu(void *handle,
3316                                 uint32_t block_type, bool gate)
3317 {
3318         switch (block_type) {
3319         case AMD_IP_BLOCK_TYPE_UVD:
3320                 kv_dpm_powergate_uvd(handle, gate);
3321                 break;
3322         case AMD_IP_BLOCK_TYPE_VCE:
3323                 kv_dpm_powergate_vce(handle, gate);
3324                 break;
3325         default:
3326                 break;
3327         }
3328         return 0;
3329 }
3330
3331 static const struct amd_ip_funcs kv_dpm_ip_funcs = {
3332         .name = "kv_dpm",
3333         .early_init = kv_dpm_early_init,
3334         .late_init = kv_dpm_late_init,
3335         .sw_init = kv_dpm_sw_init,
3336         .sw_fini = kv_dpm_sw_fini,
3337         .hw_init = kv_dpm_hw_init,
3338         .hw_fini = kv_dpm_hw_fini,
3339         .suspend = kv_dpm_suspend,
3340         .resume = kv_dpm_resume,
3341         .is_idle = kv_dpm_is_idle,
3342         .wait_for_idle = kv_dpm_wait_for_idle,
3343         .soft_reset = kv_dpm_soft_reset,
3344         .set_clockgating_state = kv_dpm_set_clockgating_state,
3345         .set_powergating_state = kv_dpm_set_powergating_state,
3346 };
3347
3348 const struct amdgpu_ip_block_version kv_smu_ip_block =
3349 {
3350         .type = AMD_IP_BLOCK_TYPE_SMC,
3351         .major = 1,
3352         .minor = 0,
3353         .rev = 0,
3354         .funcs = &kv_dpm_ip_funcs,
3355 };
3356
3357 static const struct amd_pm_funcs kv_dpm_funcs = {
3358         .pre_set_power_state = &kv_dpm_pre_set_power_state,
3359         .set_power_state = &kv_dpm_set_power_state,
3360         .post_set_power_state = &kv_dpm_post_set_power_state,
3361         .display_configuration_changed = &kv_dpm_display_configuration_changed,
3362         .get_sclk = &kv_dpm_get_sclk,
3363         .get_mclk = &kv_dpm_get_mclk,
3364         .print_power_state = &kv_dpm_print_power_state,
3365         .debugfs_print_current_performance_level = &kv_dpm_debugfs_print_current_performance_level,
3366         .force_performance_level = &kv_dpm_force_performance_level,
3367         .set_powergating_by_smu = kv_set_powergating_by_smu,
3368         .enable_bapm = &kv_dpm_enable_bapm,
3369         .get_vce_clock_state = amdgpu_get_vce_clock_state,
3370         .check_state_equal = kv_check_state_equal,
3371         .read_sensor = &kv_dpm_read_sensor,
3372 };
3373
3374 static const struct amdgpu_irq_src_funcs kv_dpm_irq_funcs = {
3375         .set = kv_dpm_set_interrupt_state,
3376         .process = kv_dpm_process_interrupt,
3377 };
3378
3379 static void kv_dpm_set_irq_funcs(struct amdgpu_device *adev)
3380 {
3381         adev->pm.dpm.thermal.irq.num_types = AMDGPU_THERMAL_IRQ_LAST;
3382         adev->pm.dpm.thermal.irq.funcs = &kv_dpm_irq_funcs;
3383 }