kernel/drivers/gpu/drm/amd/amdgpu/dce_v10_0.c

   1 /*
   2  * Copyright 2014 Advanced Micro Devices, Inc.
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a
   5  * copy of this software and associated documentation files (the "Software"),
   6  * to deal in the Software without restriction, including without limitation
   7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8  * and/or sell copies of the Software, and to permit persons to whom the
   9  * Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice shall be included in
  12  * all copies or substantial portions of the Software.
  13  *
  14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  17  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
  18  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  19  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  20  * OTHER DEALINGS IN THE SOFTWARE.
  21  *
  22  */
  23 #include "drmP.h"
  24 #include "amdgpu.h"
  25 #include "amdgpu_pm.h"
  26 #include "amdgpu_i2c.h"
  27 #include "vid.h"
  28 #include "atom.h"
  29 #include "amdgpu_atombios.h"
  30 #include "atombios_crtc.h"
  31 #include "atombios_encoders.h"
  32 #include "amdgpu_pll.h"
  33 #include "amdgpu_connectors.h"
  34
  35 #include "dce/dce_10_0_d.h"
  36 #include "dce/dce_10_0_sh_mask.h"
  37 #include "dce/dce_10_0_enum.h"
  38 #include "oss/oss_3_0_d.h"
  39 #include "oss/oss_3_0_sh_mask.h"
  40 #include "gmc/gmc_8_1_d.h"
  41 #include "gmc/gmc_8_1_sh_mask.h"
  42
  43 static void dce_v10_0_set_display_funcs(struct amdgpu_device *adev);
  44 static void dce_v10_0_set_irq_funcs(struct amdgpu_device *adev);
  45
  46 static const u32 crtc_offsets[] =
  47 {
  48         CRTC0_REGISTER_OFFSET,
  49         CRTC1_REGISTER_OFFSET,
  50         CRTC2_REGISTER_OFFSET,
  51         CRTC3_REGISTER_OFFSET,
  52         CRTC4_REGISTER_OFFSET,
  53         CRTC5_REGISTER_OFFSET,
  54         CRTC6_REGISTER_OFFSET
  55 };
  56
  57 static const u32 hpd_offsets[] =
  58 {
  59         HPD0_REGISTER_OFFSET,
  60         HPD1_REGISTER_OFFSET,
  61         HPD2_REGISTER_OFFSET,
  62         HPD3_REGISTER_OFFSET,
  63         HPD4_REGISTER_OFFSET,
  64         HPD5_REGISTER_OFFSET
  65 };
  66
  67 static const uint32_t dig_offsets[] = {
  68         DIG0_REGISTER_OFFSET,
  69         DIG1_REGISTER_OFFSET,
  70         DIG2_REGISTER_OFFSET,
  71         DIG3_REGISTER_OFFSET,
  72         DIG4_REGISTER_OFFSET,
  73         DIG5_REGISTER_OFFSET,
  74         DIG6_REGISTER_OFFSET
  75 };
  76
  77 static const struct {
  78         uint32_t        reg;
  79         uint32_t        vblank;
  80         uint32_t        vline;
  81         uint32_t        hpd;
  82
  83 } interrupt_status_offsets[] = { {
  84         .reg = mmDISP_INTERRUPT_STATUS,
  85         .vblank = DISP_INTERRUPT_STATUS__LB_D1_VBLANK_INTERRUPT_MASK,
  86         .vline = DISP_INTERRUPT_STATUS__LB_D1_VLINE_INTERRUPT_MASK,
  87         .hpd = DISP_INTERRUPT_STATUS__DC_HPD1_INTERRUPT_MASK
  88 }, {
  89         .reg = mmDISP_INTERRUPT_STATUS_CONTINUE,
  90         .vblank = DISP_INTERRUPT_STATUS_CONTINUE__LB_D2_VBLANK_INTERRUPT_MASK,
  91         .vline = DISP_INTERRUPT_STATUS_CONTINUE__LB_D2_VLINE_INTERRUPT_MASK,
  92         .hpd = DISP_INTERRUPT_STATUS_CONTINUE__DC_HPD2_INTERRUPT_MASK
  93 }, {
  94         .reg = mmDISP_INTERRUPT_STATUS_CONTINUE2,
  95         .vblank = DISP_INTERRUPT_STATUS_CONTINUE2__LB_D3_VBLANK_INTERRUPT_MASK,
  96         .vline = DISP_INTERRUPT_STATUS_CONTINUE2__LB_D3_VLINE_INTERRUPT_MASK,
  97         .hpd = DISP_INTERRUPT_STATUS_CONTINUE2__DC_HPD3_INTERRUPT_MASK
  98 }, {
  99         .reg = mmDISP_INTERRUPT_STATUS_CONTINUE3,
 100         .vblank = DISP_INTERRUPT_STATUS_CONTINUE3__LB_D4_VBLANK_INTERRUPT_MASK,
 101         .vline = DISP_INTERRUPT_STATUS_CONTINUE3__LB_D4_VLINE_INTERRUPT_MASK,
 102         .hpd = DISP_INTERRUPT_STATUS_CONTINUE3__DC_HPD4_INTERRUPT_MASK
 103 }, {
 104         .reg = mmDISP_INTERRUPT_STATUS_CONTINUE4,
 105         .vblank = DISP_INTERRUPT_STATUS_CONTINUE4__LB_D5_VBLANK_INTERRUPT_MASK,
 106         .vline = DISP_INTERRUPT_STATUS_CONTINUE4__LB_D5_VLINE_INTERRUPT_MASK,
 107         .hpd = DISP_INTERRUPT_STATUS_CONTINUE4__DC_HPD5_INTERRUPT_MASK
 108 }, {
 109         .reg = mmDISP_INTERRUPT_STATUS_CONTINUE5,
 110         .vblank = DISP_INTERRUPT_STATUS_CONTINUE5__LB_D6_VBLANK_INTERRUPT_MASK,
 111         .vline = DISP_INTERRUPT_STATUS_CONTINUE5__LB_D6_VLINE_INTERRUPT_MASK,
 112         .hpd = DISP_INTERRUPT_STATUS_CONTINUE5__DC_HPD6_INTERRUPT_MASK
 113 } };
 114
 115 static const u32 golden_settings_tonga_a11[] =
 116 {
 117         mmDCI_CLK_CNTL, 0x00000080, 0x00000000,
 118         mmFBC_DEBUG_COMP, 0x000000f0, 0x00000070,
 119         mmFBC_MISC, 0x1f311fff, 0x12300000,
 120         mmHDMI_CONTROL, 0x31000111, 0x00000011,
 121 };
 122
 123 static const u32 tonga_mgcg_cgcg_init[] =
 124 {
 125         mmXDMA_CLOCK_GATING_CNTL, 0xffffffff, 0x00000100,
 126         mmXDMA_MEM_POWER_CNTL, 0x00000101, 0x00000000,
 127 };
 128
 129 static const u32 golden_settings_fiji_a10[] =
 130 {
 131         mmDCI_CLK_CNTL, 0x00000080, 0x00000000,
 132         mmFBC_DEBUG_COMP, 0x000000f0, 0x00000070,
 133         mmFBC_MISC, 0x1f311fff, 0x12300000,
 134         mmHDMI_CONTROL, 0x31000111, 0x00000011,
 135 };
 136
 137 static const u32 fiji_mgcg_cgcg_init[] =
 138 {
 139         mmXDMA_CLOCK_GATING_CNTL, 0xffffffff, 0x00000100,
 140         mmXDMA_MEM_POWER_CNTL, 0x00000101, 0x00000000,
 141 };
 142
 143 static void dce_v10_0_init_golden_registers(struct amdgpu_device *adev)
 144 {
 145         switch (adev->asic_type) {
 146         case CHIP_FIJI:
 147                 amdgpu_program_register_sequence(adev,
 148                                                  fiji_mgcg_cgcg_init,
 149                                                  (const u32)ARRAY_SIZE(fiji_mgcg_cgcg_init));
 150                 amdgpu_program_register_sequence(adev,
 151                                                  golden_settings_fiji_a10,
 152                                                  (const u32)ARRAY_SIZE(golden_settings_fiji_a10));
 153                 break;
 154         case CHIP_TONGA:
 155                 amdgpu_program_register_sequence(adev,
 156                                                  tonga_mgcg_cgcg_init,
 157                                                  (const u32)ARRAY_SIZE(tonga_mgcg_cgcg_init));
 158                 amdgpu_program_register_sequence(adev,
 159                                                  golden_settings_tonga_a11,
 160                                                  (const u32)ARRAY_SIZE(golden_settings_tonga_a11));
 161                 break;
 162         default:
 163                 break;
 164         }
 165 }
 166
 167 static u32 dce_v10_0_audio_endpt_rreg(struct amdgpu_device *adev,
 168                                      u32 block_offset, u32 reg)
 169 {
 170         unsigned long flags;
 171         u32 r;
 172
 173         spin_lock_irqsave(&adev->audio_endpt_idx_lock, flags);
 174         WREG32(mmAZALIA_F0_CODEC_ENDPOINT_INDEX + block_offset, reg);
 175         r = RREG32(mmAZALIA_F0_CODEC_ENDPOINT_DATA + block_offset);
 176         spin_unlock_irqrestore(&adev->audio_endpt_idx_lock, flags);
 177
 178         return r;
 179 }
 180
 181 static void dce_v10_0_audio_endpt_wreg(struct amdgpu_device *adev,
 182                                       u32 block_offset, u32 reg, u32 v)
 183 {
 184         unsigned long flags;
 185
 186         spin_lock_irqsave(&adev->audio_endpt_idx_lock, flags);
 187         WREG32(mmAZALIA_F0_CODEC_ENDPOINT_INDEX + block_offset, reg);
 188         WREG32(mmAZALIA_F0_CODEC_ENDPOINT_DATA + block_offset, v);
 189         spin_unlock_irqrestore(&adev->audio_endpt_idx_lock, flags);
 190 }
 191
 192 static bool dce_v10_0_is_in_vblank(struct amdgpu_device *adev, int crtc)
 193 {
 194         if (RREG32(mmCRTC_STATUS + crtc_offsets[crtc]) &
 195                         CRTC_V_BLANK_START_END__CRTC_V_BLANK_START_MASK)
 196                 return true;
 197         else
 198                 return false;
 199 }
 200
 201 static bool dce_v10_0_is_counter_moving(struct amdgpu_device *adev, int crtc)
 202 {
 203         u32 pos1, pos2;
 204
 205         pos1 = RREG32(mmCRTC_STATUS_POSITION + crtc_offsets[crtc]);
 206         pos2 = RREG32(mmCRTC_STATUS_POSITION + crtc_offsets[crtc]);
 207
 208         if (pos1 != pos2)
 209                 return true;
 210         else
 211                 return false;
 212 }
 213
 214 /**
 215  * dce_v10_0_vblank_wait - vblank wait asic callback.
 216  *
 217  * @adev: amdgpu_device pointer
 218  * @crtc: crtc to wait for vblank on
 219  *
 220  * Wait for vblank on the requested crtc (evergreen+).
 221  */
 222 static void dce_v10_0_vblank_wait(struct amdgpu_device *adev, int crtc)
 223 {
 224         unsigned i = 0;
 225
 226         if (crtc >= adev->mode_info.num_crtc)
 227                 return;
 228
 229         if (!(RREG32(mmCRTC_CONTROL + crtc_offsets[crtc]) & CRTC_CONTROL__CRTC_MASTER_EN_MASK))
 230                 return;
 231
 232         /* depending on when we hit vblank, we may be close to active; if so,
 233          * wait for another frame.
 234          */
 235         while (dce_v10_0_is_in_vblank(adev, crtc)) {
 236                 if (i++ % 100 == 0) {
 237                         if (!dce_v10_0_is_counter_moving(adev, crtc))
 238                                 break;
 239                 }
 240         }
 241
 242         while (!dce_v10_0_is_in_vblank(adev, crtc)) {
 243                 if (i++ % 100 == 0) {
 244                         if (!dce_v10_0_is_counter_moving(adev, crtc))
 245                                 break;
 246                 }
 247         }
 248 }
 249
 250 static u32 dce_v10_0_vblank_get_counter(struct amdgpu_device *adev, int crtc)
 251 {
 252         if (crtc >= adev->mode_info.num_crtc)
 253                 return 0;
 254         else
 255                 return RREG32(mmCRTC_STATUS_FRAME_COUNT + crtc_offsets[crtc]);
 256 }
 257
 258 static void dce_v10_0_pageflip_interrupt_init(struct amdgpu_device *adev)
 259 {
 260         unsigned i;
 261
 262         /* Enable pflip interrupts */
 263         for (i = 0; i < adev->mode_info.num_crtc; i++)
 264                 amdgpu_irq_get(adev, &adev->pageflip_irq, i);
 265 }
 266
 267 static void dce_v10_0_pageflip_interrupt_fini(struct amdgpu_device *adev)
 268 {
 269         unsigned i;
 270
 271         /* Disable pflip interrupts */
 272         for (i = 0; i < adev->mode_info.num_crtc; i++)
 273                 amdgpu_irq_put(adev, &adev->pageflip_irq, i);
 274 }
 275
 276 /**
 277  * dce_v10_0_page_flip - pageflip callback.
 278  *
 279  * @adev: amdgpu_device pointer
 280  * @crtc_id: crtc to cleanup pageflip on
 281  * @crtc_base: new address of the crtc (GPU MC address)
 282  *
 283  * Triggers the actual pageflip by updating the primary
 284  * surface base address.
 285  */
 286 static void dce_v10_0_page_flip(struct amdgpu_device *adev,
 287                               int crtc_id, u64 crtc_base)
 288 {
 289         struct amdgpu_crtc *amdgpu_crtc = adev->mode_info.crtcs[crtc_id];
 290
 291         /* update the primary scanout address */
 292         WREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS_HIGH + amdgpu_crtc->crtc_offset,
 293                upper_32_bits(crtc_base));
 294         /* writing to the low address triggers the update */
 295         WREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS + amdgpu_crtc->crtc_offset,
 296                lower_32_bits(crtc_base));
 297         /* post the write */
 298         RREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS + amdgpu_crtc->crtc_offset);
 299 }
 300
 301 static int dce_v10_0_crtc_get_scanoutpos(struct amdgpu_device *adev, int crtc,
 302                                         u32 *vbl, u32 *position)
 303 {
 304         if ((crtc < 0) || (crtc >= adev->mode_info.num_crtc))
 305                 return -EINVAL;
 306
 307         *vbl = RREG32(mmCRTC_V_BLANK_START_END + crtc_offsets[crtc]);
 308         *position = RREG32(mmCRTC_STATUS_POSITION + crtc_offsets[crtc]);
 309
 310         return 0;
 311 }
 312
 313 /**
 314  * dce_v10_0_hpd_sense - hpd sense callback.
 315  *
 316  * @adev: amdgpu_device pointer
 317  * @hpd: hpd (hotplug detect) pin
 318  *
 319  * Checks if a digital monitor is connected (evergreen+).
 320  * Returns true if connected, false if not connected.
 321  */
 322 static bool dce_v10_0_hpd_sense(struct amdgpu_device *adev,
 323                                enum amdgpu_hpd_id hpd)
 324 {
 325         int idx;
 326         bool connected = false;
 327
 328         switch (hpd) {
 329         case AMDGPU_HPD_1:
 330                 idx = 0;
 331                 break;
 332         case AMDGPU_HPD_2:
 333                 idx = 1;
 334                 break;
 335         case AMDGPU_HPD_3:
 336                 idx = 2;
 337                 break;
 338         case AMDGPU_HPD_4:
 339                 idx = 3;
 340                 break;
 341         case AMDGPU_HPD_5:
 342                 idx = 4;
 343                 break;
 344         case AMDGPU_HPD_6:
 345                 idx = 5;
 346                 break;
 347         default:
 348                 return connected;
 349         }
 350
 351         if (RREG32(mmDC_HPD_INT_STATUS + hpd_offsets[idx]) &
 352             DC_HPD_INT_STATUS__DC_HPD_SENSE_MASK)
 353                 connected = true;
 354
 355         return connected;
 356 }
 357
 358 /**
 359  * dce_v10_0_hpd_set_polarity - hpd set polarity callback.
 360  *
 361  * @adev: amdgpu_device pointer
 362  * @hpd: hpd (hotplug detect) pin
 363  *
 364  * Set the polarity of the hpd pin (evergreen+).
 365  */
 366 static void dce_v10_0_hpd_set_polarity(struct amdgpu_device *adev,
 367                                       enum amdgpu_hpd_id hpd)
 368 {
 369         u32 tmp;
 370         bool connected = dce_v10_0_hpd_sense(adev, hpd);
 371         int idx;
 372
 373         switch (hpd) {
 374         case AMDGPU_HPD_1:
 375                 idx = 0;
 376                 break;
 377         case AMDGPU_HPD_2:
 378                 idx = 1;
 379                 break;
 380         case AMDGPU_HPD_3:
 381                 idx = 2;
 382                 break;
 383         case AMDGPU_HPD_4:
 384                 idx = 3;
 385                 break;
 386         case AMDGPU_HPD_5:
 387                 idx = 4;
 388                 break;
 389         case AMDGPU_HPD_6:
 390                 idx = 5;
 391                 break;
 392         default:
 393                 return;
 394         }
 395
 396         tmp = RREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[idx]);
 397         if (connected)
 398                 tmp = REG_SET_FIELD(tmp, DC_HPD_INT_CONTROL, DC_HPD_INT_POLARITY, 0);
 399         else
 400                 tmp = REG_SET_FIELD(tmp, DC_HPD_INT_CONTROL, DC_HPD_INT_POLARITY, 1);
 401         WREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[idx], tmp);
 402 }
 403
 404 /**
 405  * dce_v10_0_hpd_init - hpd setup callback.
 406  *
 407  * @adev: amdgpu_device pointer
 408  *
 409  * Setup the hpd pins used by the card (evergreen+).
 410  * Enable the pin, set the polarity, and enable the hpd interrupts.
 411  */
 412 static void dce_v10_0_hpd_init(struct amdgpu_device *adev)
 413 {
 414         struct drm_device *dev = adev->ddev;
 415         struct drm_connector *connector;
 416         u32 tmp;
 417         int idx;
 418
 419         list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
 420                 struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector);
 421
 422                 if (connector->connector_type == DRM_MODE_CONNECTOR_eDP ||
 423                     connector->connector_type == DRM_MODE_CONNECTOR_LVDS) {
 424                         /* don't try to enable hpd on eDP or LVDS avoid breaking the
 425                          * aux dp channel on imac and help (but not completely fix)
 426                          * https://bugzilla.redhat.com/show_bug.cgi?id=726143
 427                          * also avoid interrupt storms during dpms.
 428                          */
 429                         continue;
 430                 }
 431
 432                 switch (amdgpu_connector->hpd.hpd) {
 433                 case AMDGPU_HPD_1:
 434                         idx = 0;
 435                         break;
 436                 case AMDGPU_HPD_2:
 437                         idx = 1;
 438                         break;
 439                 case AMDGPU_HPD_3:
 440                         idx = 2;
 441                         break;
 442                 case AMDGPU_HPD_4:
 443                         idx = 3;
 444                         break;
 445                 case AMDGPU_HPD_5:
 446                         idx = 4;
 447                         break;
 448                 case AMDGPU_HPD_6:
 449                         idx = 5;
 450                         break;
 451                 default:
 452                         continue;
 453                 }
 454
 455                 tmp = RREG32(mmDC_HPD_CONTROL + hpd_offsets[idx]);
 456                 tmp = REG_SET_FIELD(tmp, DC_HPD_CONTROL, DC_HPD_EN, 1);
 457                 WREG32(mmDC_HPD_CONTROL + hpd_offsets[idx], tmp);
 458
 459                 tmp = RREG32(mmDC_HPD_TOGGLE_FILT_CNTL + hpd_offsets[idx]);
 460                 tmp = REG_SET_FIELD(tmp, DC_HPD_TOGGLE_FILT_CNTL,
 461                                     DC_HPD_CONNECT_INT_DELAY,
 462                                     AMDGPU_HPD_CONNECT_INT_DELAY_IN_MS);
 463                 tmp = REG_SET_FIELD(tmp, DC_HPD_TOGGLE_FILT_CNTL,
 464                                     DC_HPD_DISCONNECT_INT_DELAY,
 465                                     AMDGPU_HPD_DISCONNECT_INT_DELAY_IN_MS);
 466                 WREG32(mmDC_HPD_TOGGLE_FILT_CNTL + hpd_offsets[idx], tmp);
 467
 468                 dce_v10_0_hpd_set_polarity(adev, amdgpu_connector->hpd.hpd);
 469                 amdgpu_irq_get(adev, &adev->hpd_irq,
 470                                amdgpu_connector->hpd.hpd);
 471         }
 472 }
 473
 474 /**
 475  * dce_v10_0_hpd_fini - hpd tear down callback.
 476  *
 477  * @adev: amdgpu_device pointer
 478  *
 479  * Tear down the hpd pins used by the card (evergreen+).
 480  * Disable the hpd interrupts.
 481  */
 482 static void dce_v10_0_hpd_fini(struct amdgpu_device *adev)
 483 {
 484         struct drm_device *dev = adev->ddev;
 485         struct drm_connector *connector;
 486         u32 tmp;
 487         int idx;
 488
 489         list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
 490                 struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector);
 491
 492                 switch (amdgpu_connector->hpd.hpd) {
 493                 case AMDGPU_HPD_1:
 494                         idx = 0;
 495                         break;
 496                 case AMDGPU_HPD_2:
 497                         idx = 1;
 498                         break;
 499                 case AMDGPU_HPD_3:
 500                         idx = 2;
 501                         break;
 502                 case AMDGPU_HPD_4:
 503                         idx = 3;
 504                         break;
 505                 case AMDGPU_HPD_5:
 506                         idx = 4;
 507                         break;
 508                 case AMDGPU_HPD_6:
 509                         idx = 5;
 510                         break;
 511                 default:
 512                         continue;
 513                 }
 514
 515                 tmp = RREG32(mmDC_HPD_CONTROL + hpd_offsets[idx]);
 516                 tmp = REG_SET_FIELD(tmp, DC_HPD_CONTROL, DC_HPD_EN, 0);
 517                 WREG32(mmDC_HPD_CONTROL + hpd_offsets[idx], tmp);
 518
 519                 amdgpu_irq_put(adev, &adev->hpd_irq,
 520                                amdgpu_connector->hpd.hpd);
 521         }
 522 }
 523
 524 static u32 dce_v10_0_hpd_get_gpio_reg(struct amdgpu_device *adev)
 525 {
 526         return mmDC_GPIO_HPD_A;
 527 }
 528
 529 static bool dce_v10_0_is_display_hung(struct amdgpu_device *adev)
 530 {
 531         u32 crtc_hung = 0;
 532         u32 crtc_status[6];
 533         u32 i, j, tmp;
 534
 535         for (i = 0; i < adev->mode_info.num_crtc; i++) {
 536                 tmp = RREG32(mmCRTC_CONTROL + crtc_offsets[i]);
 537                 if (REG_GET_FIELD(tmp, CRTC_CONTROL, CRTC_MASTER_EN)) {
 538                         crtc_status[i] = RREG32(mmCRTC_STATUS_HV_COUNT + crtc_offsets[i]);
 539                         crtc_hung |= (1 << i);
 540                 }
 541         }
 542
 543         for (j = 0; j < 10; j++) {
 544                 for (i = 0; i < adev->mode_info.num_crtc; i++) {
 545                         if (crtc_hung & (1 << i)) {
 546                                 tmp = RREG32(mmCRTC_STATUS_HV_COUNT + crtc_offsets[i]);
 547                                 if (tmp != crtc_status[i])
 548                                         crtc_hung &= ~(1 << i);
 549                         }
 550                 }
 551                 if (crtc_hung == 0)
 552                         return false;
 553                 udelay(100);
 554         }
 555
 556         return true;
 557 }
 558
 559 static void dce_v10_0_stop_mc_access(struct amdgpu_device *adev,
 560                                      struct amdgpu_mode_mc_save *save)
 561 {
 562         u32 crtc_enabled, tmp;
 563         int i;
 564
 565         save->vga_render_control = RREG32(mmVGA_RENDER_CONTROL);
 566         save->vga_hdp_control = RREG32(mmVGA_HDP_CONTROL);
 567
 568         /* disable VGA render */
 569         tmp = RREG32(mmVGA_RENDER_CONTROL);
 570         tmp = REG_SET_FIELD(tmp, VGA_RENDER_CONTROL, VGA_VSTATUS_CNTL, 0);
 571         WREG32(mmVGA_RENDER_CONTROL, tmp);
 572
 573         /* blank the display controllers */
 574         for (i = 0; i < adev->mode_info.num_crtc; i++) {
 575                 crtc_enabled = REG_GET_FIELD(RREG32(mmCRTC_CONTROL + crtc_offsets[i]),
 576                                              CRTC_CONTROL, CRTC_MASTER_EN);
 577                 if (crtc_enabled) {
 578 #if 0
 579                         u32 frame_count;
 580                         int j;
 581
 582                         save->crtc_enabled[i] = true;
 583                         tmp = RREG32(mmCRTC_BLANK_CONTROL + crtc_offsets[i]);
 584                         if (REG_GET_FIELD(tmp, CRTC_BLANK_CONTROL, CRTC_BLANK_DATA_EN) == 0) {
 585                                 amdgpu_display_vblank_wait(adev, i);
 586                                 WREG32(mmCRTC_UPDATE_LOCK + crtc_offsets[i], 1);
 587                                 tmp = REG_SET_FIELD(tmp, CRTC_BLANK_CONTROL, CRTC_BLANK_DATA_EN, 1);
 588                                 WREG32(mmCRTC_BLANK_CONTROL + crtc_offsets[i], tmp);
 589                                 WREG32(mmCRTC_UPDATE_LOCK + crtc_offsets[i], 0);
 590                         }
 591                         /* wait for the next frame */
 592                         frame_count = amdgpu_display_vblank_get_counter(adev, i);
 593                         for (j = 0; j < adev->usec_timeout; j++) {
 594                                 if (amdgpu_display_vblank_get_counter(adev, i) != frame_count)
 595                                         break;
 596                                 udelay(1);
 597                         }
 598                         tmp = RREG32(mmGRPH_UPDATE + crtc_offsets[i]);
 599                         if (REG_GET_FIELD(tmp, GRPH_UPDATE, GRPH_UPDATE_LOCK) == 0) {
 600                                 tmp = REG_SET_FIELD(tmp, GRPH_UPDATE, GRPH_UPDATE_LOCK, 1);
 601                                 WREG32(mmGRPH_UPDATE + crtc_offsets[i], tmp);
 602                         }
 603                         tmp = RREG32(mmMASTER_UPDATE_LOCK + crtc_offsets[i]);
 604                         if (REG_GET_FIELD(tmp, MASTER_UPDATE_LOCK, MASTER_UPDATE_LOCK) == 0) {
 605                                 tmp = REG_SET_FIELD(tmp, MASTER_UPDATE_LOCK, MASTER_UPDATE_LOCK, 1);
 606                                 WREG32(mmMASTER_UPDATE_LOCK + crtc_offsets[i], tmp);
 607                         }
 608 #else
 609                         /* XXX this is a hack to avoid strange behavior with EFI on certain systems */
 610                         WREG32(mmCRTC_UPDATE_LOCK + crtc_offsets[i], 1);
 611                         tmp = RREG32(mmCRTC_CONTROL + crtc_offsets[i]);
 612                         tmp = REG_SET_FIELD(tmp, CRTC_CONTROL, CRTC_MASTER_EN, 0);
 613                         WREG32(mmCRTC_CONTROL + crtc_offsets[i], tmp);
 614                         WREG32(mmCRTC_UPDATE_LOCK + crtc_offsets[i], 0);
 615                         save->crtc_enabled[i] = false;
 616                         /* ***** */
 617 #endif
 618                 } else {
 619                         save->crtc_enabled[i] = false;
 620                 }
 621         }
 622 }
 623
 624 static void dce_v10_0_resume_mc_access(struct amdgpu_device *adev,
 625                                        struct amdgpu_mode_mc_save *save)
 626 {
 627         u32 tmp, frame_count;
 628         int i, j;
 629
 630         /* update crtc base addresses */
 631         for (i = 0; i < adev->mode_info.num_crtc; i++) {
 632                 WREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS_HIGH + crtc_offsets[i],
 633                        upper_32_bits(adev->mc.vram_start));
 634                 WREG32(mmGRPH_SECONDARY_SURFACE_ADDRESS_HIGH + crtc_offsets[i],
 635                        upper_32_bits(adev->mc.vram_start));
 636                 WREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS + crtc_offsets[i],
 637                        (u32)adev->mc.vram_start);
 638                 WREG32(mmGRPH_SECONDARY_SURFACE_ADDRESS + crtc_offsets[i],
 639                        (u32)adev->mc.vram_start);
 640
 641                 if (save->crtc_enabled[i]) {
 642                         tmp = RREG32(mmMASTER_UPDATE_MODE + crtc_offsets[i]);
 643                         if (REG_GET_FIELD(tmp, MASTER_UPDATE_MODE, MASTER_UPDATE_MODE) != 3) {
 644                                 tmp = REG_SET_FIELD(tmp, MASTER_UPDATE_MODE, MASTER_UPDATE_MODE, 3);
 645                                 WREG32(mmMASTER_UPDATE_MODE + crtc_offsets[i], tmp);
 646                         }
 647                         tmp = RREG32(mmGRPH_UPDATE + crtc_offsets[i]);
 648                         if (REG_GET_FIELD(tmp, GRPH_UPDATE, GRPH_UPDATE_LOCK)) {
 649                                 tmp = REG_SET_FIELD(tmp, GRPH_UPDATE, GRPH_UPDATE_LOCK, 0);
 650                                 WREG32(mmGRPH_UPDATE + crtc_offsets[i], tmp);
 651                         }
 652                         tmp = RREG32(mmMASTER_UPDATE_LOCK + crtc_offsets[i]);
 653                         if (REG_GET_FIELD(tmp, MASTER_UPDATE_LOCK, MASTER_UPDATE_LOCK)) {
 654                                 tmp = REG_SET_FIELD(tmp, MASTER_UPDATE_LOCK, MASTER_UPDATE_LOCK, 0);
 655                                 WREG32(mmMASTER_UPDATE_LOCK + crtc_offsets[i], tmp);
 656                         }
 657                         for (j = 0; j < adev->usec_timeout; j++) {
 658                                 tmp = RREG32(mmGRPH_UPDATE + crtc_offsets[i]);
 659                                 if (REG_GET_FIELD(tmp, GRPH_UPDATE, GRPH_SURFACE_UPDATE_PENDING) == 0)
 660                                         break;
 661                                 udelay(1);
 662                         }
 663                         tmp = RREG32(mmCRTC_BLANK_CONTROL + crtc_offsets[i]);
 664                         tmp = REG_SET_FIELD(tmp, CRTC_BLANK_CONTROL, CRTC_BLANK_DATA_EN, 0);
 665                         WREG32(mmCRTC_UPDATE_LOCK + crtc_offsets[i], 1);
 666                         WREG32(mmCRTC_BLANK_CONTROL + crtc_offsets[i], tmp);
 667                         WREG32(mmCRTC_UPDATE_LOCK + crtc_offsets[i], 0);
 668                         /* wait for the next frame */
 669                         frame_count = amdgpu_display_vblank_get_counter(adev, i);
 670                         for (j = 0; j < adev->usec_timeout; j++) {
 671                                 if (amdgpu_display_vblank_get_counter(adev, i) != frame_count)
 672                                         break;
 673                                 udelay(1);
 674                         }
 675                 }
 676         }
 677
 678         WREG32(mmVGA_MEMORY_BASE_ADDRESS_HIGH, upper_32_bits(adev->mc.vram_start));
 679         WREG32(mmVGA_MEMORY_BASE_ADDRESS, lower_32_bits(adev->mc.vram_start));
 680
 681         /* Unlock vga access */
 682         WREG32(mmVGA_HDP_CONTROL, save->vga_hdp_control);
 683         mdelay(1);
 684         WREG32(mmVGA_RENDER_CONTROL, save->vga_render_control);
 685 }
 686
 687 static void dce_v10_0_set_vga_render_state(struct amdgpu_device *adev,
 688                                            bool render)
 689 {
 690         u32 tmp;
 691
 692         /* Lockout access through VGA aperture*/
 693         tmp = RREG32(mmVGA_HDP_CONTROL);
 694         if (render)
 695                 tmp = REG_SET_FIELD(tmp, VGA_HDP_CONTROL, VGA_MEMORY_DISABLE, 0);
 696         else
 697                 tmp = REG_SET_FIELD(tmp, VGA_HDP_CONTROL, VGA_MEMORY_DISABLE, 1);
 698         WREG32(mmVGA_HDP_CONTROL, tmp);
 699
 700         /* disable VGA render */
 701         tmp = RREG32(mmVGA_RENDER_CONTROL);
 702         if (render)
 703                 tmp = REG_SET_FIELD(tmp, VGA_RENDER_CONTROL, VGA_VSTATUS_CNTL, 1);
 704         else
 705                 tmp = REG_SET_FIELD(tmp, VGA_RENDER_CONTROL, VGA_VSTATUS_CNTL, 0);
 706         WREG32(mmVGA_RENDER_CONTROL, tmp);
 707 }
 708
 709 static void dce_v10_0_program_fmt(struct drm_encoder *encoder)
 710 {
 711         struct drm_device *dev = encoder->dev;
 712         struct amdgpu_device *adev = dev->dev_private;
 713         struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
 714         struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(encoder->crtc);
 715         struct drm_connector *connector = amdgpu_get_connector_for_encoder(encoder);
 716         int bpc = 0;
 717         u32 tmp = 0;
 718         enum amdgpu_connector_dither dither = AMDGPU_FMT_DITHER_DISABLE;
 719
 720         if (connector) {
 721                 struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector);
 722                 bpc = amdgpu_connector_get_monitor_bpc(connector);
 723                 dither = amdgpu_connector->dither;
 724         }
 725
 726         /* LVDS/eDP FMT is set up by atom */
 727         if (amdgpu_encoder->devices & ATOM_DEVICE_LCD_SUPPORT)
 728                 return;
 729
 730         /* not needed for analog */
 731         if ((amdgpu_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1) ||
 732             (amdgpu_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2))
 733                 return;
 734
 735         if (bpc == 0)
 736                 return;
 737
 738         switch (bpc) {
 739         case 6:
 740                 if (dither == AMDGPU_FMT_DITHER_ENABLE) {
 741                         /* XXX sort out optimal dither settings */
 742                         tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_FRAME_RANDOM_ENABLE, 1);
 743                         tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_HIGHPASS_RANDOM_ENABLE, 1);
 744                         tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_SPATIAL_DITHER_EN, 1);
 745                         tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_SPATIAL_DITHER_DEPTH, 0);
 746                 } else {
 747                         tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_TRUNCATE_EN, 1);
 748                         tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_TRUNCATE_DEPTH, 0);
 749                 }
 750                 break;
 751         case 8:
 752                 if (dither == AMDGPU_FMT_DITHER_ENABLE) {
 753                         /* XXX sort out optimal dither settings */
 754                         tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_FRAME_RANDOM_ENABLE, 1);
 755                         tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_HIGHPASS_RANDOM_ENABLE, 1);
 756                         tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_RGB_RANDOM_ENABLE, 1);
 757                         tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_SPATIAL_DITHER_EN, 1);
 758                         tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_SPATIAL_DITHER_DEPTH, 1);
 759                 } else {
 760                         tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_TRUNCATE_EN, 1);
 761                         tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_TRUNCATE_DEPTH, 1);
 762                 }
 763                 break;
 764         case 10:
 765                 if (dither == AMDGPU_FMT_DITHER_ENABLE) {
 766                         /* XXX sort out optimal dither settings */
 767                         tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_FRAME_RANDOM_ENABLE, 1);
 768                         tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_HIGHPASS_RANDOM_ENABLE, 1);
 769                         tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_RGB_RANDOM_ENABLE, 1);
 770                         tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_SPATIAL_DITHER_EN, 1);
 771                         tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_SPATIAL_DITHER_DEPTH, 2);
 772                 } else {
 773                         tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_TRUNCATE_EN, 1);
 774                         tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_TRUNCATE_DEPTH, 2);
 775                 }
 776                 break;
 777         default:
 778                 /* not needed */
 779                 break;
 780         }
 781
 782         WREG32(mmFMT_BIT_DEPTH_CONTROL + amdgpu_crtc->crtc_offset, tmp);
 783 }
 784
 785
 786 /* display watermark setup */
 787 /**
 788  * dce_v10_0_line_buffer_adjust - Set up the line buffer
 789  *
 790  * @adev: amdgpu_device pointer
 791  * @amdgpu_crtc: the selected display controller
 792  * @mode: the current display mode on the selected display
 793  * controller
 794  *
 795  * Setup up the line buffer allocation for
 796  * the selected display controller (CIK).
 797  * Returns the line buffer size in pixels.
 798  */
 799 static u32 dce_v10_0_line_buffer_adjust(struct amdgpu_device *adev,
 800                                        struct amdgpu_crtc *amdgpu_crtc,
 801                                        struct drm_display_mode *mode)
 802 {
 803         u32 tmp, buffer_alloc, i, mem_cfg;
 804         u32 pipe_offset = amdgpu_crtc->crtc_id;
 805         /*
 806          * Line Buffer Setup
 807          * There are 6 line buffers, one for each display controllers.
 808          * There are 3 partitions per LB. Select the number of partitions
 809          * to enable based on the display width.  For display widths larger
 810          * than 4096, you need use to use 2 display controllers and combine
 811          * them using the stereo blender.
 812          */
 813         if (amdgpu_crtc->base.enabled && mode) {
 814                 if (mode->crtc_hdisplay < 1920) {
 815                         mem_cfg = 1;
 816                         buffer_alloc = 2;
 817                 } else if (mode->crtc_hdisplay < 2560) {
 818                         mem_cfg = 2;
 819                         buffer_alloc = 2;
 820                 } else if (mode->crtc_hdisplay < 4096) {
 821                         mem_cfg = 0;
 822                         buffer_alloc = (adev->flags & AMD_IS_APU) ? 2 : 4;
 823                 } else {
 824                         DRM_DEBUG_KMS("Mode too big for LB!\n");
 825                         mem_cfg = 0;
 826                         buffer_alloc = (adev->flags & AMD_IS_APU) ? 2 : 4;
 827                 }
 828         } else {
 829                 mem_cfg = 1;
 830                 buffer_alloc = 0;
 831         }
 832
 833         tmp = RREG32(mmLB_MEMORY_CTRL + amdgpu_crtc->crtc_offset);
 834         tmp = REG_SET_FIELD(tmp, LB_MEMORY_CTRL, LB_MEMORY_CONFIG, mem_cfg);
 835         WREG32(mmLB_MEMORY_CTRL + amdgpu_crtc->crtc_offset, tmp);
 836
 837         tmp = RREG32(mmPIPE0_DMIF_BUFFER_CONTROL + pipe_offset);
 838         tmp = REG_SET_FIELD(tmp, PIPE0_DMIF_BUFFER_CONTROL, DMIF_BUFFERS_ALLOCATED, buffer_alloc);
 839         WREG32(mmPIPE0_DMIF_BUFFER_CONTROL + pipe_offset, tmp);
 840
 841         for (i = 0; i < adev->usec_timeout; i++) {
 842                 tmp = RREG32(mmPIPE0_DMIF_BUFFER_CONTROL + pipe_offset);
 843                 if (REG_GET_FIELD(tmp, PIPE0_DMIF_BUFFER_CONTROL, DMIF_BUFFERS_ALLOCATION_COMPLETED))
 844                         break;
 845                 udelay(1);
 846         }
 847
 848         if (amdgpu_crtc->base.enabled && mode) {
 849                 switch (mem_cfg) {
 850                 case 0:
 851                 default:
 852                         return 4096 * 2;
 853                 case 1:
 854                         return 1920 * 2;
 855                 case 2:
 856                         return 2560 * 2;
 857                 }
 858         }
 859
 860         /* controller not enabled, so no lb used */
 861         return 0;
 862 }
 863
 864 /**
 865  * cik_get_number_of_dram_channels - get the number of dram channels
 866  *
 867  * @adev: amdgpu_device pointer
 868  *
 869  * Look up the number of video ram channels (CIK).
 870  * Used for display watermark bandwidth calculations
 871  * Returns the number of dram channels
 872  */
 873 static u32 cik_get_number_of_dram_channels(struct amdgpu_device *adev)
 874 {
 875         u32 tmp = RREG32(mmMC_SHARED_CHMAP);
 876
 877         switch (REG_GET_FIELD(tmp, MC_SHARED_CHMAP, NOOFCHAN)) {
 878         case 0:
 879         default:
 880                 return 1;
 881         case 1:
 882                 return 2;
 883         case 2:
 884                 return 4;
 885         case 3:
 886                 return 8;
 887         case 4:
 888                 return 3;
 889         case 5:
 890                 return 6;
 891         case 6:
 892                 return 10;
 893         case 7:
 894                 return 12;
 895         case 8:
 896                 return 16;
 897         }
 898 }
 899
 900 struct dce10_wm_params {
 901         u32 dram_channels; /* number of dram channels */
 902         u32 yclk;          /* bandwidth per dram data pin in kHz */
 903         u32 sclk;          /* engine clock in kHz */
 904         u32 disp_clk;      /* display clock in kHz */
 905         u32 src_width;     /* viewport width */
 906         u32 active_time;   /* active display time in ns */
 907         u32 blank_time;    /* blank time in ns */
 908         bool interlaced;    /* mode is interlaced */
 909         fixed20_12 vsc;    /* vertical scale ratio */
 910         u32 num_heads;     /* number of active crtcs */
 911         u32 bytes_per_pixel; /* bytes per pixel display + overlay */
 912         u32 lb_size;       /* line buffer allocated to pipe */
 913         u32 vtaps;         /* vertical scaler taps */
 914 };
 915
 916 /**
 917  * dce_v10_0_dram_bandwidth - get the dram bandwidth
 918  *
 919  * @wm: watermark calculation data
 920  *
 921  * Calculate the raw dram bandwidth (CIK).
 922  * Used for display watermark bandwidth calculations
 923  * Returns the dram bandwidth in MBytes/s
 924  */
 925 static u32 dce_v10_0_dram_bandwidth(struct dce10_wm_params *wm)
 926 {
 927         /* Calculate raw DRAM Bandwidth */
 928         fixed20_12 dram_efficiency; /* 0.7 */
 929         fixed20_12 yclk, dram_channels, bandwidth;
 930         fixed20_12 a;
 931
 932         a.full = dfixed_const(1000);
 933         yclk.full = dfixed_const(wm->yclk);
 934         yclk.full = dfixed_div(yclk, a);
 935         dram_channels.full = dfixed_const(wm->dram_channels * 4);
 936         a.full = dfixed_const(10);
 937         dram_efficiency.full = dfixed_const(7);
 938         dram_efficiency.full = dfixed_div(dram_efficiency, a);
 939         bandwidth.full = dfixed_mul(dram_channels, yclk);
 940         bandwidth.full = dfixed_mul(bandwidth, dram_efficiency);
 941
 942         return dfixed_trunc(bandwidth);
 943 }
 944
 945 /**
 946  * dce_v10_0_dram_bandwidth_for_display - get the dram bandwidth for display
 947  *
 948  * @wm: watermark calculation data
 949  *
 950  * Calculate the dram bandwidth used for display (CIK).
 951  * Used for display watermark bandwidth calculations
 952  * Returns the dram bandwidth for display in MBytes/s
 953  */
 954 static u32 dce_v10_0_dram_bandwidth_for_display(struct dce10_wm_params *wm)
 955 {
 956         /* Calculate DRAM Bandwidth and the part allocated to display. */
 957         fixed20_12 disp_dram_allocation; /* 0.3 to 0.7 */
 958         fixed20_12 yclk, dram_channels, bandwidth;
 959         fixed20_12 a;
 960
 961         a.full = dfixed_const(1000);
 962         yclk.full = dfixed_const(wm->yclk);
 963         yclk.full = dfixed_div(yclk, a);
 964         dram_channels.full = dfixed_const(wm->dram_channels * 4);
 965         a.full = dfixed_const(10);
 966         disp_dram_allocation.full = dfixed_const(3); /* XXX worse case value 0.3 */
 967         disp_dram_allocation.full = dfixed_div(disp_dram_allocation, a);
 968         bandwidth.full = dfixed_mul(dram_channels, yclk);
 969         bandwidth.full = dfixed_mul(bandwidth, disp_dram_allocation);
 970
 971         return dfixed_trunc(bandwidth);
 972 }
 973
 974 /**
 975  * dce_v10_0_data_return_bandwidth - get the data return bandwidth
 976  *
 977  * @wm: watermark calculation data
 978  *
 979  * Calculate the data return bandwidth used for display (CIK).
 980  * Used for display watermark bandwidth calculations
 981  * Returns the data return bandwidth in MBytes/s
 982  */
 983 static u32 dce_v10_0_data_return_bandwidth(struct dce10_wm_params *wm)
 984 {
 985         /* Calculate the display Data return Bandwidth */
 986         fixed20_12 return_efficiency; /* 0.8 */
 987         fixed20_12 sclk, bandwidth;
 988         fixed20_12 a;
 989
 990         a.full = dfixed_const(1000);
 991         sclk.full = dfixed_const(wm->sclk);
 992         sclk.full = dfixed_div(sclk, a);
 993         a.full = dfixed_const(10);
 994         return_efficiency.full = dfixed_const(8);
 995         return_efficiency.full = dfixed_div(return_efficiency, a);
 996         a.full = dfixed_const(32);
 997         bandwidth.full = dfixed_mul(a, sclk);
 998         bandwidth.full = dfixed_mul(bandwidth, return_efficiency);
 999
1000         return dfixed_trunc(bandwidth);
1001 }
1002
1003 /**
1004  * dce_v10_0_dmif_request_bandwidth - get the dmif bandwidth
1005  *
1006  * @wm: watermark calculation data
1007  *
1008  * Calculate the dmif bandwidth used for display (CIK).
1009  * Used for display watermark bandwidth calculations
1010  * Returns the dmif bandwidth in MBytes/s
1011  */
1012 static u32 dce_v10_0_dmif_request_bandwidth(struct dce10_wm_params *wm)
1013 {
1014         /* Calculate the DMIF Request Bandwidth */
1015         fixed20_12 disp_clk_request_efficiency; /* 0.8 */
1016         fixed20_12 disp_clk, bandwidth;
1017         fixed20_12 a, b;
1018
1019         a.full = dfixed_const(1000);
1020         disp_clk.full = dfixed_const(wm->disp_clk);
1021         disp_clk.full = dfixed_div(disp_clk, a);
1022         a.full = dfixed_const(32);
1023         b.full = dfixed_mul(a, disp_clk);
1024
1025         a.full = dfixed_const(10);
1026         disp_clk_request_efficiency.full = dfixed_const(8);
1027         disp_clk_request_efficiency.full = dfixed_div(disp_clk_request_efficiency, a);
1028
1029         bandwidth.full = dfixed_mul(b, disp_clk_request_efficiency);
1030
1031         return dfixed_trunc(bandwidth);
1032 }
1033
1034 /**
1035  * dce_v10_0_available_bandwidth - get the min available bandwidth
1036  *
1037  * @wm: watermark calculation data
1038  *
1039  * Calculate the min available bandwidth used for display (CIK).
1040  * Used for display watermark bandwidth calculations
1041  * Returns the min available bandwidth in MBytes/s
1042  */
1043 static u32 dce_v10_0_available_bandwidth(struct dce10_wm_params *wm)
1044 {
1045         /* Calculate the Available bandwidth. Display can use this temporarily but not in average. */
1046         u32 dram_bandwidth = dce_v10_0_dram_bandwidth(wm);
1047         u32 data_return_bandwidth = dce_v10_0_data_return_bandwidth(wm);
1048         u32 dmif_req_bandwidth = dce_v10_0_dmif_request_bandwidth(wm);
1049
1050         return min(dram_bandwidth, min(data_return_bandwidth, dmif_req_bandwidth));
1051 }
1052
1053 /**
1054  * dce_v10_0_average_bandwidth - get the average available bandwidth
1055  *
1056  * @wm: watermark calculation data
1057  *
1058  * Calculate the average available bandwidth used for display (CIK).
1059  * Used for display watermark bandwidth calculations
1060  * Returns the average available bandwidth in MBytes/s
1061  */
1062 static u32 dce_v10_0_average_bandwidth(struct dce10_wm_params *wm)
1063 {
1064         /* Calculate the display mode Average Bandwidth
1065          * DisplayMode should contain the source and destination dimensions,
1066          * timing, etc.
1067          */
1068         fixed20_12 bpp;
1069         fixed20_12 line_time;
1070         fixed20_12 src_width;
1071         fixed20_12 bandwidth;
1072         fixed20_12 a;
1073
1074         a.full = dfixed_const(1000);
1075         line_time.full = dfixed_const(wm->active_time + wm->blank_time);
1076         line_time.full = dfixed_div(line_time, a);
1077         bpp.full = dfixed_const(wm->bytes_per_pixel);
1078         src_width.full = dfixed_const(wm->src_width);
1079         bandwidth.full = dfixed_mul(src_width, bpp);
1080         bandwidth.full = dfixed_mul(bandwidth, wm->vsc);
1081         bandwidth.full = dfixed_div(bandwidth, line_time);
1082
1083         return dfixed_trunc(bandwidth);
1084 }
1085
1086 /**
1087  * dce_v10_0_latency_watermark - get the latency watermark
1088  *
1089  * @wm: watermark calculation data
1090  *
1091  * Calculate the latency watermark (CIK).
1092  * Used for display watermark bandwidth calculations
1093  * Returns the latency watermark in ns
1094  */
1095 static u32 dce_v10_0_latency_watermark(struct dce10_wm_params *wm)
1096 {
1097         /* First calculate the latency in ns */
1098         u32 mc_latency = 2000; /* 2000 ns. */
1099         u32 available_bandwidth = dce_v10_0_available_bandwidth(wm);
1100         u32 worst_chunk_return_time = (512 * 8 * 1000) / available_bandwidth;
1101         u32 cursor_line_pair_return_time = (128 * 4 * 1000) / available_bandwidth;
1102         u32 dc_latency = 40000000 / wm->disp_clk; /* dc pipe latency */
1103         u32 other_heads_data_return_time = ((wm->num_heads + 1) * worst_chunk_return_time) +
1104                 (wm->num_heads * cursor_line_pair_return_time);
1105         u32 latency = mc_latency + other_heads_data_return_time + dc_latency;
1106         u32 max_src_lines_per_dst_line, lb_fill_bw, line_fill_time;
1107         u32 tmp, dmif_size = 12288;
1108         fixed20_12 a, b, c;
1109
1110         if (wm->num_heads == 0)
1111                 return 0;
1112
1113         a.full = dfixed_const(2);
1114         b.full = dfixed_const(1);
1115         if ((wm->vsc.full > a.full) ||
1116             ((wm->vsc.full > b.full) && (wm->vtaps >= 3)) ||
1117             (wm->vtaps >= 5) ||
1118             ((wm->vsc.full >= a.full) && wm->interlaced))
1119                 max_src_lines_per_dst_line = 4;
1120         else
1121                 max_src_lines_per_dst_line = 2;
1122
1123         a.full = dfixed_const(available_bandwidth);
1124         b.full = dfixed_const(wm->num_heads);
1125         a.full = dfixed_div(a, b);
1126
1127         b.full = dfixed_const(mc_latency + 512);
1128         c.full = dfixed_const(wm->disp_clk);
1129         b.full = dfixed_div(b, c);
1130
1131         c.full = dfixed_const(dmif_size);
1132         b.full = dfixed_div(c, b);
1133
1134         tmp = min(dfixed_trunc(a), dfixed_trunc(b));
1135
1136         b.full = dfixed_const(1000);
1137         c.full = dfixed_const(wm->disp_clk);
1138         b.full = dfixed_div(c, b);
1139         c.full = dfixed_const(wm->bytes_per_pixel);
1140         b.full = dfixed_mul(b, c);
1141
1142         lb_fill_bw = min(tmp, dfixed_trunc(b));
1143
1144         a.full = dfixed_const(max_src_lines_per_dst_line * wm->src_width * wm->bytes_per_pixel);
1145         b.full = dfixed_const(1000);
1146         c.full = dfixed_const(lb_fill_bw);
1147         b.full = dfixed_div(c, b);
1148         a.full = dfixed_div(a, b);
1149         line_fill_time = dfixed_trunc(a);
1150
1151         if (line_fill_time < wm->active_time)
1152                 return latency;
1153         else
1154                 return latency + (line_fill_time - wm->active_time);
1155
1156 }
1157
1158 /**
1159  * dce_v10_0_average_bandwidth_vs_dram_bandwidth_for_display - check
1160  * average and available dram bandwidth
1161  *
1162  * @wm: watermark calculation data
1163  *
1164  * Check if the display average bandwidth fits in the display
1165  * dram bandwidth (CIK).
1166  * Used for display watermark bandwidth calculations
1167  * Returns true if the display fits, false if not.
1168  */
1169 static bool dce_v10_0_average_bandwidth_vs_dram_bandwidth_for_display(struct dce10_wm_params *wm)
1170 {
1171         if (dce_v10_0_average_bandwidth(wm) <=
1172             (dce_v10_0_dram_bandwidth_for_display(wm) / wm->num_heads))
1173                 return true;
1174         else
1175                 return false;
1176 }
1177
1178 /**
1179  * dce_v10_0_average_bandwidth_vs_available_bandwidth - check
1180  * average and available bandwidth
1181  *
1182  * @wm: watermark calculation data
1183  *
1184  * Check if the display average bandwidth fits in the display
1185  * available bandwidth (CIK).
1186  * Used for display watermark bandwidth calculations
1187  * Returns true if the display fits, false if not.
1188  */
1189 static bool dce_v10_0_average_bandwidth_vs_available_bandwidth(struct dce10_wm_params *wm)
1190 {
1191         if (dce_v10_0_average_bandwidth(wm) <=
1192             (dce_v10_0_available_bandwidth(wm) / wm->num_heads))
1193                 return true;
1194         else
1195                 return false;
1196 }
1197
1198 /**
1199  * dce_v10_0_check_latency_hiding - check latency hiding
1200  *
1201  * @wm: watermark calculation data
1202  *
1203  * Check latency hiding (CIK).
1204  * Used for display watermark bandwidth calculations
1205  * Returns true if the display fits, false if not.
1206  */
1207 static bool dce_v10_0_check_latency_hiding(struct dce10_wm_params *wm)
1208 {
1209         u32 lb_partitions = wm->lb_size / wm->src_width;
1210         u32 line_time = wm->active_time + wm->blank_time;
1211         u32 latency_tolerant_lines;
1212         u32 latency_hiding;
1213         fixed20_12 a;
1214
1215         a.full = dfixed_const(1);
1216         if (wm->vsc.full > a.full)
1217                 latency_tolerant_lines = 1;
1218         else {
1219                 if (lb_partitions <= (wm->vtaps + 1))
1220                         latency_tolerant_lines = 1;
1221                 else
1222                         latency_tolerant_lines = 2;
1223         }
1224
1225         latency_hiding = (latency_tolerant_lines * line_time + wm->blank_time);
1226
1227         if (dce_v10_0_latency_watermark(wm) <= latency_hiding)
1228                 return true;
1229         else
1230                 return false;
1231 }
1232
1233 /**
1234  * dce_v10_0_program_watermarks - program display watermarks
1235  *
1236  * @adev: amdgpu_device pointer
1237  * @amdgpu_crtc: the selected display controller
1238  * @lb_size: line buffer size
1239  * @num_heads: number of display controllers in use
1240  *
1241  * Calculate and program the display watermarks for the
1242  * selected display controller (CIK).
1243  */
1244 static void dce_v10_0_program_watermarks(struct amdgpu_device *adev,
1245                                         struct amdgpu_crtc *amdgpu_crtc,
1246                                         u32 lb_size, u32 num_heads)
1247 {
1248         struct drm_display_mode *mode = &amdgpu_crtc->base.mode;
1249         struct dce10_wm_params wm_low, wm_high;
1250         u32 pixel_period;
1251         u32 line_time = 0;
1252         u32 latency_watermark_a = 0, latency_watermark_b = 0;
1253         u32 tmp, wm_mask, lb_vblank_lead_lines = 0;
1254
1255         if (amdgpu_crtc->base.enabled && num_heads && mode) {
1256                 pixel_period = 1000000 / (u32)mode->clock;
1257                 line_time = min((u32)mode->crtc_htotal * pixel_period, (u32)65535);
1258
1259                 /* watermark for high clocks */
1260                 if (adev->pm.dpm_enabled) {
1261                         wm_high.yclk =
1262                                 amdgpu_dpm_get_mclk(adev, false) * 10;
1263                         wm_high.sclk =
1264                                 amdgpu_dpm_get_sclk(adev, false) * 10;
1265                 } else {
1266                         wm_high.yclk = adev->pm.current_mclk * 10;
1267                         wm_high.sclk = adev->pm.current_sclk * 10;
1268                 }
1269
1270                 wm_high.disp_clk = mode->clock;
1271                 wm_high.src_width = mode->crtc_hdisplay;
1272                 wm_high.active_time = mode->crtc_hdisplay * pixel_period;
1273                 wm_high.blank_time = line_time - wm_high.active_time;
1274                 wm_high.interlaced = false;
1275                 if (mode->flags & DRM_MODE_FLAG_INTERLACE)
1276                         wm_high.interlaced = true;
1277                 wm_high.vsc = amdgpu_crtc->vsc;
1278                 wm_high.vtaps = 1;
1279                 if (amdgpu_crtc->rmx_type != RMX_OFF)
1280                         wm_high.vtaps = 2;
1281                 wm_high.bytes_per_pixel = 4; /* XXX: get this from fb config */
1282                 wm_high.lb_size = lb_size;
1283                 wm_high.dram_channels = cik_get_number_of_dram_channels(adev);
1284                 wm_high.num_heads = num_heads;
1285
1286                 /* set for high clocks */
1287                 latency_watermark_a = min(dce_v10_0_latency_watermark(&wm_high), (u32)65535);
1288
1289                 /* possibly force display priority to high */
1290                 /* should really do this at mode validation time... */
1291                 if (!dce_v10_0_average_bandwidth_vs_dram_bandwidth_for_display(&wm_high) ||
1292                     !dce_v10_0_average_bandwidth_vs_available_bandwidth(&wm_high) ||
1293                     !dce_v10_0_check_latency_hiding(&wm_high) ||
1294                     (adev->mode_info.disp_priority == 2)) {
1295                         DRM_DEBUG_KMS("force priority to high\n");
1296                 }
1297
1298                 /* watermark for low clocks */
1299                 if (adev->pm.dpm_enabled) {
1300                         wm_low.yclk =
1301                                 amdgpu_dpm_get_mclk(adev, true) * 10;
1302                         wm_low.sclk =
1303                                 amdgpu_dpm_get_sclk(adev, true) * 10;
1304                 } else {
1305                         wm_low.yclk = adev->pm.current_mclk * 10;
1306                         wm_low.sclk = adev->pm.current_sclk * 10;
1307                 }
1308
1309                 wm_low.disp_clk = mode->clock;
1310                 wm_low.src_width = mode->crtc_hdisplay;
1311                 wm_low.active_time = mode->crtc_hdisplay * pixel_period;
1312                 wm_low.blank_time = line_time - wm_low.active_time;
1313                 wm_low.interlaced = false;
1314                 if (mode->flags & DRM_MODE_FLAG_INTERLACE)
1315                         wm_low.interlaced = true;
1316                 wm_low.vsc = amdgpu_crtc->vsc;
1317                 wm_low.vtaps = 1;
1318                 if (amdgpu_crtc->rmx_type != RMX_OFF)
1319                         wm_low.vtaps = 2;
1320                 wm_low.bytes_per_pixel = 4; /* XXX: get this from fb config */
1321                 wm_low.lb_size = lb_size;
1322                 wm_low.dram_channels = cik_get_number_of_dram_channels(adev);
1323                 wm_low.num_heads = num_heads;
1324
1325                 /* set for low clocks */
1326                 latency_watermark_b = min(dce_v10_0_latency_watermark(&wm_low), (u32)65535);
1327
1328                 /* possibly force display priority to high */
1329                 /* should really do this at mode validation time... */
1330                 if (!dce_v10_0_average_bandwidth_vs_dram_bandwidth_for_display(&wm_low) ||
1331                     !dce_v10_0_average_bandwidth_vs_available_bandwidth(&wm_low) ||
1332                     !dce_v10_0_check_latency_hiding(&wm_low) ||
1333                     (adev->mode_info.disp_priority == 2)) {
1334                         DRM_DEBUG_KMS("force priority to high\n");
1335                 }
1336                 lb_vblank_lead_lines = DIV_ROUND_UP(lb_size, mode->crtc_hdisplay);
1337         }
1338
1339         /* select wm A */
1340         wm_mask = RREG32(mmDPG_WATERMARK_MASK_CONTROL + amdgpu_crtc->crtc_offset);
1341         tmp = REG_SET_FIELD(wm_mask, DPG_WATERMARK_MASK_CONTROL, URGENCY_WATERMARK_MASK, 1);
1342         WREG32(mmDPG_WATERMARK_MASK_CONTROL + amdgpu_crtc->crtc_offset, tmp);
1343         tmp = RREG32(mmDPG_PIPE_URGENCY_CONTROL + amdgpu_crtc->crtc_offset);
1344         tmp = REG_SET_FIELD(tmp, DPG_PIPE_URGENCY_CONTROL, URGENCY_LOW_WATERMARK, latency_watermark_a);
1345         tmp = REG_SET_FIELD(tmp, DPG_PIPE_URGENCY_CONTROL, URGENCY_HIGH_WATERMARK, line_time);
1346         WREG32(mmDPG_PIPE_URGENCY_CONTROL + amdgpu_crtc->crtc_offset, tmp);
1347         /* select wm B */
1348         tmp = REG_SET_FIELD(wm_mask, DPG_WATERMARK_MASK_CONTROL, URGENCY_WATERMARK_MASK, 2);
1349         WREG32(mmDPG_WATERMARK_MASK_CONTROL + amdgpu_crtc->crtc_offset, tmp);
1350         tmp = RREG32(mmDPG_PIPE_URGENCY_CONTROL + amdgpu_crtc->crtc_offset);
1351         tmp = REG_SET_FIELD(tmp, DPG_PIPE_URGENCY_CONTROL, URGENCY_LOW_WATERMARK, latency_watermark_b);
1352         tmp = REG_SET_FIELD(tmp, DPG_PIPE_URGENCY_CONTROL, URGENCY_HIGH_WATERMARK, line_time);
1353         WREG32(mmDPG_PIPE_URGENCY_CONTROL + amdgpu_crtc->crtc_offset, tmp);
1354         /* restore original selection */
1355         WREG32(mmDPG_WATERMARK_MASK_CONTROL + amdgpu_crtc->crtc_offset, wm_mask);
1356
1357         /* save values for DPM */
1358         amdgpu_crtc->line_time = line_time;
1359         amdgpu_crtc->wm_high = latency_watermark_a;
1360         amdgpu_crtc->wm_low = latency_watermark_b;
1361         /* Save number of lines the linebuffer leads before the scanout */
1362         amdgpu_crtc->lb_vblank_lead_lines = lb_vblank_lead_lines;
1363 }
1364
1365 /**
1366  * dce_v10_0_bandwidth_update - program display watermarks
1367  *
1368  * @adev: amdgpu_device pointer
1369  *
1370  * Calculate and program the display watermarks and line
1371  * buffer allocation (CIK).
1372  */
1373 static void dce_v10_0_bandwidth_update(struct amdgpu_device *adev)
1374 {
1375         struct drm_display_mode *mode = NULL;
1376         u32 num_heads = 0, lb_size;
1377         int i;
1378
1379         amdgpu_update_display_priority(adev);
1380
1381         for (i = 0; i < adev->mode_info.num_crtc; i++) {
1382                 if (adev->mode_info.crtcs[i]->base.enabled)
1383                         num_heads++;
1384         }
1385         for (i = 0; i < adev->mode_info.num_crtc; i++) {
1386                 mode = &adev->mode_info.crtcs[i]->base.mode;
1387                 lb_size = dce_v10_0_line_buffer_adjust(adev, adev->mode_info.crtcs[i], mode);
1388                 dce_v10_0_program_watermarks(adev, adev->mode_info.crtcs[i],
1389                                             lb_size, num_heads);
1390         }
1391 }
1392
1393 static void dce_v10_0_audio_get_connected_pins(struct amdgpu_device *adev)
1394 {
1395         int i;
1396         u32 offset, tmp;
1397
1398         for (i = 0; i < adev->mode_info.audio.num_pins; i++) {
1399                 offset = adev->mode_info.audio.pin[i].offset;
1400                 tmp = RREG32_AUDIO_ENDPT(offset,
1401                                          ixAZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_CONFIGURATION_DEFAULT);
1402                 if (((tmp &
1403                 AZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_CONFIGURATION_DEFAULT__PORT_CONNECTIVITY_MASK) >>
1404                 AZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_CONFIGURATION_DEFAULT__PORT_CONNECTIVITY__SHIFT) == 1)
1405                         adev->mode_info.audio.pin[i].connected = false;
1406                 else
1407                         adev->mode_info.audio.pin[i].connected = true;
1408         }
1409 }
1410
1411 static struct amdgpu_audio_pin *dce_v10_0_audio_get_pin(struct amdgpu_device *adev)
1412 {
1413         int i;
1414
1415         dce_v10_0_audio_get_connected_pins(adev);
1416
1417         for (i = 0; i < adev->mode_info.audio.num_pins; i++) {
1418                 if (adev->mode_info.audio.pin[i].connected)
1419                         return &adev->mode_info.audio.pin[i];
1420         }
1421         DRM_ERROR("No connected audio pins found!\n");
1422         return NULL;
1423 }
1424
1425 static void dce_v10_0_afmt_audio_select_pin(struct drm_encoder *encoder)
1426 {
1427         struct amdgpu_device *adev = encoder->dev->dev_private;
1428         struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1429         struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
1430         u32 tmp;
1431
1432         if (!dig || !dig->afmt || !dig->afmt->pin)
1433                 return;
1434
1435         tmp = RREG32(mmAFMT_AUDIO_SRC_CONTROL + dig->afmt->offset);
1436         tmp = REG_SET_FIELD(tmp, AFMT_AUDIO_SRC_CONTROL, AFMT_AUDIO_SRC_SELECT, dig->afmt->pin->id);
1437         WREG32(mmAFMT_AUDIO_SRC_CONTROL + dig->afmt->offset, tmp);
1438 }
1439
1440 static void dce_v10_0_audio_write_latency_fields(struct drm_encoder *encoder,
1441                                                 struct drm_display_mode *mode)
1442 {
1443         struct amdgpu_device *adev = encoder->dev->dev_private;
1444         struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1445         struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
1446         struct drm_connector *connector;
1447         struct amdgpu_connector *amdgpu_connector = NULL;
1448         u32 tmp;
1449         int interlace = 0;
1450
1451         if (!dig || !dig->afmt || !dig->afmt->pin)
1452                 return;
1453
1454         list_for_each_entry(connector, &encoder->dev->mode_config.connector_list, head) {
1455                 if (connector->encoder == encoder) {
1456                         amdgpu_connector = to_amdgpu_connector(connector);
1457                         break;
1458                 }
1459         }
1460
1461         if (!amdgpu_connector) {
1462                 DRM_ERROR("Couldn't find encoder's connector\n");
1463                 return;
1464         }
1465
1466         if (mode->flags & DRM_MODE_FLAG_INTERLACE)
1467                 interlace = 1;
1468         if (connector->latency_present[interlace]) {
1469                 tmp = REG_SET_FIELD(0, AZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_LIPSYNC,
1470                                     VIDEO_LIPSYNC, connector->video_latency[interlace]);
1471                 tmp = REG_SET_FIELD(0, AZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_LIPSYNC,
1472                                     AUDIO_LIPSYNC, connector->audio_latency[interlace]);
1473         } else {
1474                 tmp = REG_SET_FIELD(0, AZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_LIPSYNC,
1475                                     VIDEO_LIPSYNC, 0);
1476                 tmp = REG_SET_FIELD(0, AZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_LIPSYNC,
1477                                     AUDIO_LIPSYNC, 0);
1478         }
1479         WREG32_AUDIO_ENDPT(dig->afmt->pin->offset,
1480                            ixAZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_LIPSYNC, tmp);
1481 }
1482
1483 static void dce_v10_0_audio_write_speaker_allocation(struct drm_encoder *encoder)
1484 {
1485         struct amdgpu_device *adev = encoder->dev->dev_private;
1486         struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1487         struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
1488         struct drm_connector *connector;
1489         struct amdgpu_connector *amdgpu_connector = NULL;
1490         u32 tmp;
1491         u8 *sadb = NULL;
1492         int sad_count;
1493
1494         if (!dig || !dig->afmt || !dig->afmt->pin)
1495                 return;
1496
1497         list_for_each_entry(connector, &encoder->dev->mode_config.connector_list, head) {
1498                 if (connector->encoder == encoder) {
1499                         amdgpu_connector = to_amdgpu_connector(connector);
1500                         break;
1501                 }
1502         }
1503
1504         if (!amdgpu_connector) {
1505                 DRM_ERROR("Couldn't find encoder's connector\n");
1506                 return;
1507         }
1508
1509         sad_count = drm_edid_to_speaker_allocation(amdgpu_connector_edid(connector), &sadb);
1510         if (sad_count < 0) {
1511                 DRM_ERROR("Couldn't read Speaker Allocation Data Block: %d\n", sad_count);
1512                 sad_count = 0;
1513         }
1514
1515         /* program the speaker allocation */
1516         tmp = RREG32_AUDIO_ENDPT(dig->afmt->pin->offset,
1517                                  ixAZALIA_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER);
1518         tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER,
1519                             DP_CONNECTION, 0);
1520         /* set HDMI mode */
1521         tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER,
1522                             HDMI_CONNECTION, 1);
1523         if (sad_count)
1524                 tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER,
1525                                     SPEAKER_ALLOCATION, sadb[0]);
1526         else
1527                 tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER,
1528                                     SPEAKER_ALLOCATION, 5); /* stereo */
1529         WREG32_AUDIO_ENDPT(dig->afmt->pin->offset,
1530                            ixAZALIA_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER, tmp);
1531
1532         kfree(sadb);
1533 }
1534
1535 static void dce_v10_0_audio_write_sad_regs(struct drm_encoder *encoder)
1536 {
1537         struct amdgpu_device *adev = encoder->dev->dev_private;
1538         struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1539         struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
1540         struct drm_connector *connector;
1541         struct amdgpu_connector *amdgpu_connector = NULL;
1542         struct cea_sad *sads;
1543         int i, sad_count;
1544
1545         static const u16 eld_reg_to_type[][2] = {
1546                 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR0, HDMI_AUDIO_CODING_TYPE_PCM },
1547                 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR1, HDMI_AUDIO_CODING_TYPE_AC3 },
1548                 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR2, HDMI_AUDIO_CODING_TYPE_MPEG1 },
1549                 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR3, HDMI_AUDIO_CODING_TYPE_MP3 },
1550                 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR4, HDMI_AUDIO_CODING_TYPE_MPEG2 },
1551                 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR5, HDMI_AUDIO_CODING_TYPE_AAC_LC },
1552                 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR6, HDMI_AUDIO_CODING_TYPE_DTS },
1553                 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR7, HDMI_AUDIO_CODING_TYPE_ATRAC },
1554                 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR9, HDMI_AUDIO_CODING_TYPE_EAC3 },
1555                 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR10, HDMI_AUDIO_CODING_TYPE_DTS_HD },
1556                 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR11, HDMI_AUDIO_CODING_TYPE_MLP },
1557                 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR13, HDMI_AUDIO_CODING_TYPE_WMA_PRO },
1558         };
1559
1560         if (!dig || !dig->afmt || !dig->afmt->pin)
1561                 return;
1562
1563         list_for_each_entry(connector, &encoder->dev->mode_config.connector_list, head) {
1564                 if (connector->encoder == encoder) {
1565                         amdgpu_connector = to_amdgpu_connector(connector);
1566                         break;
1567                 }
1568         }
1569
1570         if (!amdgpu_connector) {
1571                 DRM_ERROR("Couldn't find encoder's connector\n");
1572                 return;
1573         }
1574
1575         sad_count = drm_edid_to_sad(amdgpu_connector_edid(connector), &sads);
1576         if (sad_count <= 0) {
1577                 DRM_ERROR("Couldn't read SADs: %d\n", sad_count);
1578                 return;
1579         }
1580         BUG_ON(!sads);
1581
1582         for (i = 0; i < ARRAY_SIZE(eld_reg_to_type); i++) {
1583                 u32 tmp = 0;
1584                 u8 stereo_freqs = 0;
1585                 int max_channels = -1;
1586                 int j;
1587
1588                 for (j = 0; j < sad_count; j++) {
1589                         struct cea_sad *sad = &sads[j];
1590
1591                         if (sad->format == eld_reg_to_type[i][1]) {
1592                                 if (sad->channels > max_channels) {
1593                                         tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR0,
1594                                                             MAX_CHANNELS, sad->channels);
1595                                         tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR0,
1596                                                             DESCRIPTOR_BYTE_2, sad->byte2);
1597                                         tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR0,
1598                                                             SUPPORTED_FREQUENCIES, sad->freq);
1599                                         max_channels = sad->channels;
1600                                 }
1601
1602                                 if (sad->format == HDMI_AUDIO_CODING_TYPE_PCM)
1603                                         stereo_freqs |= sad->freq;
1604                                 else
1605                                         break;
1606                         }
1607                 }
1608
1609                 tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR0,
1610                                     SUPPORTED_FREQUENCIES_STEREO, stereo_freqs);
1611                 WREG32_AUDIO_ENDPT(dig->afmt->pin->offset, eld_reg_to_type[i][0], tmp);
1612         }
1613
1614         kfree(sads);
1615 }
1616
1617 static void dce_v10_0_audio_enable(struct amdgpu_device *adev,
1618                                   struct amdgpu_audio_pin *pin,
1619                                   bool enable)
1620 {
1621         if (!pin)
1622                 return;
1623
1624         WREG32_AUDIO_ENDPT(pin->offset, ixAZALIA_F0_CODEC_PIN_CONTROL_HOT_PLUG_CONTROL,
1625                            enable ? AZALIA_F0_CODEC_PIN_CONTROL_HOT_PLUG_CONTROL__AUDIO_ENABLED_MASK : 0);
1626 }
1627
1628 static const u32 pin_offsets[] =
1629 {
1630         AUD0_REGISTER_OFFSET,
1631         AUD1_REGISTER_OFFSET,
1632         AUD2_REGISTER_OFFSET,
1633         AUD3_REGISTER_OFFSET,
1634         AUD4_REGISTER_OFFSET,
1635         AUD5_REGISTER_OFFSET,
1636         AUD6_REGISTER_OFFSET,
1637 };
1638
1639 static int dce_v10_0_audio_init(struct amdgpu_device *adev)
1640 {
1641         int i;
1642
1643         if (!amdgpu_audio)
1644                 return 0;
1645
1646         adev->mode_info.audio.enabled = true;
1647
1648         adev->mode_info.audio.num_pins = 7;
1649
1650         for (i = 0; i < adev->mode_info.audio.num_pins; i++) {
1651                 adev->mode_info.audio.pin[i].channels = -1;
1652                 adev->mode_info.audio.pin[i].rate = -1;
1653                 adev->mode_info.audio.pin[i].bits_per_sample = -1;
1654                 adev->mode_info.audio.pin[i].status_bits = 0;
1655                 adev->mode_info.audio.pin[i].category_code = 0;
1656                 adev->mode_info.audio.pin[i].connected = false;
1657                 adev->mode_info.audio.pin[i].offset = pin_offsets[i];
1658                 adev->mode_info.audio.pin[i].id = i;
1659                 /* disable audio.  it will be set up later */
1660                 /* XXX remove once we switch to ip funcs */
1661                 dce_v10_0_audio_enable(adev, &adev->mode_info.audio.pin[i], false);
1662         }
1663
1664         return 0;
1665 }
1666
1667 static void dce_v10_0_audio_fini(struct amdgpu_device *adev)
1668 {
1669         int i;
1670
1671         if (!adev->mode_info.audio.enabled)
1672                 return;
1673
1674         for (i = 0; i < adev->mode_info.audio.num_pins; i++)
1675                 dce_v10_0_audio_enable(adev, &adev->mode_info.audio.pin[i], false);
1676
1677         adev->mode_info.audio.enabled = false;
1678 }
1679
1680 /*
1681  * update the N and CTS parameters for a given pixel clock rate
1682  */
1683 static void dce_v10_0_afmt_update_ACR(struct drm_encoder *encoder, uint32_t clock)
1684 {
1685         struct drm_device *dev = encoder->dev;
1686         struct amdgpu_device *adev = dev->dev_private;
1687         struct amdgpu_afmt_acr acr = amdgpu_afmt_acr(clock);
1688         struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1689         struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
1690         u32 tmp;
1691
1692         tmp = RREG32(mmHDMI_ACR_32_0 + dig->afmt->offset);
1693         tmp = REG_SET_FIELD(tmp, HDMI_ACR_32_0, HDMI_ACR_CTS_32, acr.cts_32khz);
1694         WREG32(mmHDMI_ACR_32_0 + dig->afmt->offset, tmp);
1695         tmp = RREG32(mmHDMI_ACR_32_1 + dig->afmt->offset);
1696         tmp = REG_SET_FIELD(tmp, HDMI_ACR_32_1, HDMI_ACR_N_32, acr.n_32khz);
1697         WREG32(mmHDMI_ACR_32_1 + dig->afmt->offset, tmp);
1698
1699         tmp = RREG32(mmHDMI_ACR_44_0 + dig->afmt->offset);
1700         tmp = REG_SET_FIELD(tmp, HDMI_ACR_44_0, HDMI_ACR_CTS_44, acr.cts_44_1khz);
1701         WREG32(mmHDMI_ACR_44_0 + dig->afmt->offset, tmp);
1702         tmp = RREG32(mmHDMI_ACR_44_1 + dig->afmt->offset);
1703         tmp = REG_SET_FIELD(tmp, HDMI_ACR_44_1, HDMI_ACR_N_44, acr.n_44_1khz);
1704         WREG32(mmHDMI_ACR_44_1 + dig->afmt->offset, tmp);
1705
1706         tmp = RREG32(mmHDMI_ACR_48_0 + dig->afmt->offset);
1707         tmp = REG_SET_FIELD(tmp, HDMI_ACR_48_0, HDMI_ACR_CTS_48, acr.cts_48khz);
1708         WREG32(mmHDMI_ACR_48_0 + dig->afmt->offset, tmp);
1709         tmp = RREG32(mmHDMI_ACR_48_1 + dig->afmt->offset);
1710         tmp = REG_SET_FIELD(tmp, HDMI_ACR_48_1, HDMI_ACR_N_48, acr.n_48khz);
1711         WREG32(mmHDMI_ACR_48_1 + dig->afmt->offset, tmp);
1712
1713 }
1714
1715 /*
1716  * build a HDMI Video Info Frame
1717  */
1718 static void dce_v10_0_afmt_update_avi_infoframe(struct drm_encoder *encoder,
1719                                                void *buffer, size_t size)
1720 {
1721         struct drm_device *dev = encoder->dev;
1722         struct amdgpu_device *adev = dev->dev_private;
1723         struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1724         struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
1725         uint8_t *frame = buffer + 3;
1726         uint8_t *header = buffer;
1727
1728         WREG32(mmAFMT_AVI_INFO0 + dig->afmt->offset,
1729                 frame[0x0] | (frame[0x1] << 8) | (frame[0x2] << 16) | (frame[0x3] << 24));
1730         WREG32(mmAFMT_AVI_INFO1 + dig->afmt->offset,
1731                 frame[0x4] | (frame[0x5] << 8) | (frame[0x6] << 16) | (frame[0x7] << 24));
1732         WREG32(mmAFMT_AVI_INFO2 + dig->afmt->offset,
1733                 frame[0x8] | (frame[0x9] << 8) | (frame[0xA] << 16) | (frame[0xB] << 24));
1734         WREG32(mmAFMT_AVI_INFO3 + dig->afmt->offset,
1735                 frame[0xC] | (frame[0xD] << 8) | (header[1] << 24));
1736 }
1737
1738 static void dce_v10_0_audio_set_dto(struct drm_encoder *encoder, u32 clock)
1739 {
1740         struct drm_device *dev = encoder->dev;
1741         struct amdgpu_device *adev = dev->dev_private;
1742         struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1743         struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
1744         struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(encoder->crtc);
1745         u32 dto_phase = 24 * 1000;
1746         u32 dto_modulo = clock;
1747         u32 tmp;
1748
1749         if (!dig || !dig->afmt)
1750                 return;
1751
1752         /* XXX two dtos; generally use dto0 for hdmi */
1753         /* Express [24MHz / target pixel clock] as an exact rational
1754          * number (coefficient of two integer numbers.  DCCG_AUDIO_DTOx_PHASE
1755          * is the numerator, DCCG_AUDIO_DTOx_MODULE is the denominator
1756          */
1757         tmp = RREG32(mmDCCG_AUDIO_DTO_SOURCE);
1758         tmp = REG_SET_FIELD(tmp, DCCG_AUDIO_DTO_SOURCE, DCCG_AUDIO_DTO0_SOURCE_SEL,
1759                             amdgpu_crtc->crtc_id);
1760         WREG32(mmDCCG_AUDIO_DTO_SOURCE, tmp);
1761         WREG32(mmDCCG_AUDIO_DTO0_PHASE, dto_phase);
1762         WREG32(mmDCCG_AUDIO_DTO0_MODULE, dto_modulo);
1763 }
1764
1765 /*
1766  * update the info frames with the data from the current display mode
1767  */
1768 static void dce_v10_0_afmt_setmode(struct drm_encoder *encoder,
1769                                   struct drm_display_mode *mode)
1770 {
1771         struct drm_device *dev = encoder->dev;
1772         struct amdgpu_device *adev = dev->dev_private;
1773         struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1774         struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
1775         struct drm_connector *connector = amdgpu_get_connector_for_encoder(encoder);
1776         u8 buffer[HDMI_INFOFRAME_HEADER_SIZE + HDMI_AVI_INFOFRAME_SIZE];
1777         struct hdmi_avi_infoframe frame;
1778         ssize_t err;
1779         u32 tmp;
1780         int bpc = 8;
1781
1782         if (!dig || !dig->afmt)
1783                 return;
1784
1785         /* Silent, r600_hdmi_enable will raise WARN for us */
1786         if (!dig->afmt->enabled)
1787                 return;
1788
1789         /* hdmi deep color mode general control packets setup, if bpc > 8 */
1790         if (encoder->crtc) {
1791                 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(encoder->crtc);
1792                 bpc = amdgpu_crtc->bpc;
1793         }
1794
1795         /* disable audio prior to setting up hw */
1796         dig->afmt->pin = dce_v10_0_audio_get_pin(adev);
1797         dce_v10_0_audio_enable(adev, dig->afmt->pin, false);
1798
1799         dce_v10_0_audio_set_dto(encoder, mode->clock);
1800
1801         tmp = RREG32(mmHDMI_VBI_PACKET_CONTROL + dig->afmt->offset);
1802         tmp = REG_SET_FIELD(tmp, HDMI_VBI_PACKET_CONTROL, HDMI_NULL_SEND, 1);
1803         WREG32(mmHDMI_VBI_PACKET_CONTROL + dig->afmt->offset, tmp); /* send null packets when required */
1804
1805         WREG32(mmAFMT_AUDIO_CRC_CONTROL + dig->afmt->offset, 0x1000);
1806
1807         tmp = RREG32(mmHDMI_CONTROL + dig->afmt->offset);
1808         switch (bpc) {
1809         case 0:
1810         case 6:
1811         case 8:
1812         case 16:
1813         default:
1814                 tmp = REG_SET_FIELD(tmp, HDMI_CONTROL, HDMI_DEEP_COLOR_ENABLE, 0);
1815                 tmp = REG_SET_FIELD(tmp, HDMI_CONTROL, HDMI_DEEP_COLOR_DEPTH, 0);
1816                 DRM_DEBUG("%s: Disabling hdmi deep color for %d bpc.\n",
1817                           connector->name, bpc);
1818                 break;
1819         case 10:
1820                 tmp = REG_SET_FIELD(tmp, HDMI_CONTROL, HDMI_DEEP_COLOR_ENABLE, 1);
1821                 tmp = REG_SET_FIELD(tmp, HDMI_CONTROL, HDMI_DEEP_COLOR_DEPTH, 1);
1822                 DRM_DEBUG("%s: Enabling hdmi deep color 30 for 10 bpc.\n",
1823                           connector->name);
1824                 break;
1825         case 12:
1826                 tmp = REG_SET_FIELD(tmp, HDMI_CONTROL, HDMI_DEEP_COLOR_ENABLE, 1);
1827                 tmp = REG_SET_FIELD(tmp, HDMI_CONTROL, HDMI_DEEP_COLOR_DEPTH, 2);
1828                 DRM_DEBUG("%s: Enabling hdmi deep color 36 for 12 bpc.\n",
1829                           connector->name);
1830                 break;
1831         }
1832         WREG32(mmHDMI_CONTROL + dig->afmt->offset, tmp);
1833
1834         tmp = RREG32(mmHDMI_VBI_PACKET_CONTROL + dig->afmt->offset);
1835         tmp = REG_SET_FIELD(tmp, HDMI_VBI_PACKET_CONTROL, HDMI_NULL_SEND, 1); /* send null packets when required */
1836         tmp = REG_SET_FIELD(tmp, HDMI_VBI_PACKET_CONTROL, HDMI_GC_SEND, 1); /* send general control packets */
1837         tmp = REG_SET_FIELD(tmp, HDMI_VBI_PACKET_CONTROL, HDMI_GC_CONT, 1); /* send general control packets every frame */
1838         WREG32(mmHDMI_VBI_PACKET_CONTROL + dig->afmt->offset, tmp);
1839
1840         tmp = RREG32(mmHDMI_INFOFRAME_CONTROL0 + dig->afmt->offset);
1841         /* enable audio info frames (frames won't be set until audio is enabled) */
1842         tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL0, HDMI_AUDIO_INFO_SEND, 1);
1843         /* required for audio info values to be updated */
1844         tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL0, HDMI_AUDIO_INFO_CONT, 1);
1845         WREG32(mmHDMI_INFOFRAME_CONTROL0 + dig->afmt->offset, tmp);
1846
1847         tmp = RREG32(mmAFMT_INFOFRAME_CONTROL0 + dig->afmt->offset);
1848         /* required for audio info values to be updated */
1849         tmp = REG_SET_FIELD(tmp, AFMT_INFOFRAME_CONTROL0, AFMT_AUDIO_INFO_UPDATE, 1);
1850         WREG32(mmAFMT_INFOFRAME_CONTROL0 + dig->afmt->offset, tmp);
1851
1852         tmp = RREG32(mmHDMI_INFOFRAME_CONTROL1 + dig->afmt->offset);
1853         /* anything other than 0 */
1854         tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL1, HDMI_AUDIO_INFO_LINE, 2);
1855         WREG32(mmHDMI_INFOFRAME_CONTROL1 + dig->afmt->offset, tmp);
1856
1857         WREG32(mmHDMI_GC + dig->afmt->offset, 0); /* unset HDMI_GC_AVMUTE */
1858
1859         tmp = RREG32(mmHDMI_AUDIO_PACKET_CONTROL + dig->afmt->offset);
1860         /* set the default audio delay */
1861         tmp = REG_SET_FIELD(tmp, HDMI_AUDIO_PACKET_CONTROL, HDMI_AUDIO_DELAY_EN, 1);
1862         /* should be suffient for all audio modes and small enough for all hblanks */
1863         tmp = REG_SET_FIELD(tmp, HDMI_AUDIO_PACKET_CONTROL, HDMI_AUDIO_PACKETS_PER_LINE, 3);
1864         WREG32(mmHDMI_AUDIO_PACKET_CONTROL + dig->afmt->offset, tmp);
1865
1866         tmp = RREG32(mmAFMT_AUDIO_PACKET_CONTROL + dig->afmt->offset);
1867         /* allow 60958 channel status fields to be updated */
1868         tmp = REG_SET_FIELD(tmp, AFMT_AUDIO_PACKET_CONTROL, AFMT_60958_CS_UPDATE, 1);
1869         WREG32(mmAFMT_AUDIO_PACKET_CONTROL + dig->afmt->offset, tmp);
1870
1871         tmp = RREG32(mmHDMI_ACR_PACKET_CONTROL + dig->afmt->offset);
1872         if (bpc > 8)
1873                 /* clear SW CTS value */
1874                 tmp = REG_SET_FIELD(tmp, HDMI_ACR_PACKET_CONTROL, HDMI_ACR_SOURCE, 0);
1875         else
1876                 /* select SW CTS value */
1877                 tmp = REG_SET_FIELD(tmp, HDMI_ACR_PACKET_CONTROL, HDMI_ACR_SOURCE, 1);
1878         /* allow hw to sent ACR packets when required */
1879         tmp = REG_SET_FIELD(tmp, HDMI_ACR_PACKET_CONTROL, HDMI_ACR_AUTO_SEND, 1);
1880         WREG32(mmHDMI_ACR_PACKET_CONTROL + dig->afmt->offset, tmp);
1881
1882         dce_v10_0_afmt_update_ACR(encoder, mode->clock);
1883
1884         tmp = RREG32(mmAFMT_60958_0 + dig->afmt->offset);
1885         tmp = REG_SET_FIELD(tmp, AFMT_60958_0, AFMT_60958_CS_CHANNEL_NUMBER_L, 1);
1886         WREG32(mmAFMT_60958_0 + dig->afmt->offset, tmp);
1887
1888         tmp = RREG32(mmAFMT_60958_1 + dig->afmt->offset);
1889         tmp = REG_SET_FIELD(tmp, AFMT_60958_1, AFMT_60958_CS_CHANNEL_NUMBER_R, 2);
1890         WREG32(mmAFMT_60958_1 + dig->afmt->offset, tmp);
1891
1892         tmp = RREG32(mmAFMT_60958_2 + dig->afmt->offset);
1893         tmp = REG_SET_FIELD(tmp, AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_2, 3);
1894         tmp = REG_SET_FIELD(tmp, AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_3, 4);
1895         tmp = REG_SET_FIELD(tmp, AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_4, 5);
1896         tmp = REG_SET_FIELD(tmp, AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_5, 6);
1897         tmp = REG_SET_FIELD(tmp, AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_6, 7);
1898         tmp = REG_SET_FIELD(tmp, AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_7, 8);
1899         WREG32(mmAFMT_60958_2 + dig->afmt->offset, tmp);
1900
1901         dce_v10_0_audio_write_speaker_allocation(encoder);
1902
1903         WREG32(mmAFMT_AUDIO_PACKET_CONTROL2 + dig->afmt->offset,
1904                (0xff << AFMT_AUDIO_PACKET_CONTROL2__AFMT_AUDIO_CHANNEL_ENABLE__SHIFT));
1905
1906         dce_v10_0_afmt_audio_select_pin(encoder);
1907         dce_v10_0_audio_write_sad_regs(encoder);
1908         dce_v10_0_audio_write_latency_fields(encoder, mode);
1909
1910         err = drm_hdmi_avi_infoframe_from_display_mode(&frame, mode);
1911         if (err < 0) {
1912                 DRM_ERROR("failed to setup AVI infoframe: %zd\n", err);
1913                 return;
1914         }
1915
1916         err = hdmi_avi_infoframe_pack(&frame, buffer, sizeof(buffer));
1917         if (err < 0) {
1918                 DRM_ERROR("failed to pack AVI infoframe: %zd\n", err);
1919                 return;
1920         }
1921
1922         dce_v10_0_afmt_update_avi_infoframe(encoder, buffer, sizeof(buffer));
1923
1924         tmp = RREG32(mmHDMI_INFOFRAME_CONTROL0 + dig->afmt->offset);
1925         /* enable AVI info frames */
1926         tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL0, HDMI_AVI_INFO_SEND, 1);
1927         /* required for audio info values to be updated */
1928         tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL0, HDMI_AVI_INFO_CONT, 1);
1929         WREG32(mmHDMI_INFOFRAME_CONTROL0 + dig->afmt->offset, tmp);
1930
1931         tmp = RREG32(mmHDMI_INFOFRAME_CONTROL1 + dig->afmt->offset);
1932         tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL1, HDMI_AVI_INFO_LINE, 2);
1933         WREG32(mmHDMI_INFOFRAME_CONTROL1 + dig->afmt->offset, tmp);
1934
1935         tmp = RREG32(mmAFMT_AUDIO_PACKET_CONTROL + dig->afmt->offset);
1936         /* send audio packets */
1937         tmp = REG_SET_FIELD(tmp, AFMT_AUDIO_PACKET_CONTROL, AFMT_AUDIO_SAMPLE_SEND, 1);
1938         WREG32(mmAFMT_AUDIO_PACKET_CONTROL + dig->afmt->offset, tmp);
1939
1940         WREG32(mmAFMT_RAMP_CONTROL0 + dig->afmt->offset, 0x00FFFFFF);
1941         WREG32(mmAFMT_RAMP_CONTROL1 + dig->afmt->offset, 0x007FFFFF);
1942         WREG32(mmAFMT_RAMP_CONTROL2 + dig->afmt->offset, 0x00000001);
1943         WREG32(mmAFMT_RAMP_CONTROL3 + dig->afmt->offset, 0x00000001);
1944
1945         /* enable audio after to setting up hw */
1946         dce_v10_0_audio_enable(adev, dig->afmt->pin, true);
1947 }
1948
1949 static void dce_v10_0_afmt_enable(struct drm_encoder *encoder, bool enable)
1950 {
1951         struct drm_device *dev = encoder->dev;
1952         struct amdgpu_device *adev = dev->dev_private;
1953         struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1954         struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
1955
1956         if (!dig || !dig->afmt)
1957                 return;
1958
1959         /* Silent, r600_hdmi_enable will raise WARN for us */
1960         if (enable && dig->afmt->enabled)
1961                 return;
1962         if (!enable && !dig->afmt->enabled)
1963                 return;
1964
1965         if (!enable && dig->afmt->pin) {
1966                 dce_v10_0_audio_enable(adev, dig->afmt->pin, false);
1967                 dig->afmt->pin = NULL;
1968         }
1969
1970         dig->afmt->enabled = enable;
1971
1972         DRM_DEBUG("%sabling AFMT interface @ 0x%04X for encoder 0x%x\n",
1973                   enable ? "En" : "Dis", dig->afmt->offset, amdgpu_encoder->encoder_id);
1974 }
1975
1976 static void dce_v10_0_afmt_init(struct amdgpu_device *adev)
1977 {
1978         int i;
1979
1980         for (i = 0; i < adev->mode_info.num_dig; i++)
1981                 adev->mode_info.afmt[i] = NULL;
1982
1983         /* DCE10 has audio blocks tied to DIG encoders */
1984         for (i = 0; i < adev->mode_info.num_dig; i++) {
1985                 adev->mode_info.afmt[i] = kzalloc(sizeof(struct amdgpu_afmt), GFP_KERNEL);
1986                 if (adev->mode_info.afmt[i]) {
1987                         adev->mode_info.afmt[i]->offset = dig_offsets[i];
1988                         adev->mode_info.afmt[i]->id = i;
1989                 }
1990         }
1991 }
1992
1993 static void dce_v10_0_afmt_fini(struct amdgpu_device *adev)
1994 {
1995         int i;
1996
1997         for (i = 0; i < adev->mode_info.num_dig; i++) {
1998                 kfree(adev->mode_info.afmt[i]);
1999                 adev->mode_info.afmt[i] = NULL;
2000         }
2001 }
2002
2003 static const u32 vga_control_regs[6] =
2004 {
2005         mmD1VGA_CONTROL,
2006         mmD2VGA_CONTROL,
2007         mmD3VGA_CONTROL,
2008         mmD4VGA_CONTROL,
2009         mmD5VGA_CONTROL,
2010         mmD6VGA_CONTROL,
2011 };
2012
2013 static void dce_v10_0_vga_enable(struct drm_crtc *crtc, bool enable)
2014 {
2015         struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2016         struct drm_device *dev = crtc->dev;
2017         struct amdgpu_device *adev = dev->dev_private;
2018         u32 vga_control;
2019
2020         vga_control = RREG32(vga_control_regs[amdgpu_crtc->crtc_id]) & ~1;
2021         if (enable)
2022                 WREG32(vga_control_regs[amdgpu_crtc->crtc_id], vga_control | 1);
2023         else
2024                 WREG32(vga_control_regs[amdgpu_crtc->crtc_id], vga_control);
2025 }
2026
2027 static void dce_v10_0_grph_enable(struct drm_crtc *crtc, bool enable)
2028 {
2029         struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2030         struct drm_device *dev = crtc->dev;
2031         struct amdgpu_device *adev = dev->dev_private;
2032
2033         if (enable)
2034                 WREG32(mmGRPH_ENABLE + amdgpu_crtc->crtc_offset, 1);
2035         else
2036                 WREG32(mmGRPH_ENABLE + amdgpu_crtc->crtc_offset, 0);
2037 }
2038
2039 static int dce_v10_0_crtc_do_set_base(struct drm_crtc *crtc,
2040                                      struct drm_framebuffer *fb,
2041                                      int x, int y, int atomic)
2042 {
2043         struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2044         struct drm_device *dev = crtc->dev;
2045         struct amdgpu_device *adev = dev->dev_private;
2046         struct amdgpu_framebuffer *amdgpu_fb;
2047         struct drm_framebuffer *target_fb;
2048         struct drm_gem_object *obj;
2049         struct amdgpu_bo *rbo;
2050         uint64_t fb_location, tiling_flags;
2051         uint32_t fb_format, fb_pitch_pixels;
2052         u32 fb_swap = REG_SET_FIELD(0, GRPH_SWAP_CNTL, GRPH_ENDIAN_SWAP, ENDIAN_NONE);
2053         u32 pipe_config;
2054         u32 tmp, viewport_w, viewport_h;
2055         int r;
2056         bool bypass_lut = false;
2057
2058         /* no fb bound */
2059         if (!atomic && !crtc->primary->fb) {
2060                 DRM_DEBUG_KMS("No FB bound\n");
2061                 return 0;
2062         }
2063
2064         if (atomic) {
2065                 amdgpu_fb = to_amdgpu_framebuffer(fb);
2066                 target_fb = fb;
2067         }
2068         else {
2069                 amdgpu_fb = to_amdgpu_framebuffer(crtc->primary->fb);
2070                 target_fb = crtc->primary->fb;
2071         }
2072
2073         /* If atomic, assume fb object is pinned & idle & fenced and
2074          * just update base pointers
2075          */
2076         obj = amdgpu_fb->obj;
2077         rbo = gem_to_amdgpu_bo(obj);
2078         r = amdgpu_bo_reserve(rbo, false);
2079         if (unlikely(r != 0))
2080                 return r;
2081
2082         if (atomic)
2083                 fb_location = amdgpu_bo_gpu_offset(rbo);
2084         else {
2085                 r = amdgpu_bo_pin(rbo, AMDGPU_GEM_DOMAIN_VRAM, &fb_location);
2086                 if (unlikely(r != 0)) {
2087                         amdgpu_bo_unreserve(rbo);
2088                         return -EINVAL;
2089                 }
2090         }
2091
2092         amdgpu_bo_get_tiling_flags(rbo, &tiling_flags);
2093         amdgpu_bo_unreserve(rbo);
2094
2095         pipe_config = AMDGPU_TILING_GET(tiling_flags, PIPE_CONFIG);
2096
2097         switch (target_fb->pixel_format) {
2098         case DRM_FORMAT_C8:
2099                 fb_format = REG_SET_FIELD(0, GRPH_CONTROL, GRPH_DEPTH, 0);
2100                 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_FORMAT, 0);
2101                 break;
2102         case DRM_FORMAT_XRGB4444:
2103         case DRM_FORMAT_ARGB4444:
2104                 fb_format = REG_SET_FIELD(0, GRPH_CONTROL, GRPH_DEPTH, 1);
2105                 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_FORMAT, 2);
2106 #ifdef __BIG_ENDIAN
2107                 fb_swap = REG_SET_FIELD(fb_swap, GRPH_SWAP_CNTL, GRPH_ENDIAN_SWAP,
2108                                         ENDIAN_8IN16);
2109 #endif
2110                 break;
2111         case DRM_FORMAT_XRGB1555:
2112         case DRM_FORMAT_ARGB1555:
2113                 fb_format = REG_SET_FIELD(0, GRPH_CONTROL, GRPH_DEPTH, 1);
2114                 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_FORMAT, 0);
2115 #ifdef __BIG_ENDIAN
2116                 fb_swap = REG_SET_FIELD(fb_swap, GRPH_SWAP_CNTL, GRPH_ENDIAN_SWAP,
2117                                         ENDIAN_8IN16);
2118 #endif
2119                 break;
2120         case DRM_FORMAT_BGRX5551:
2121         case DRM_FORMAT_BGRA5551:
2122                 fb_format = REG_SET_FIELD(0, GRPH_CONTROL, GRPH_DEPTH, 1);
2123                 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_FORMAT, 5);
2124 #ifdef __BIG_ENDIAN
2125                 fb_swap = REG_SET_FIELD(fb_swap, GRPH_SWAP_CNTL, GRPH_ENDIAN_SWAP,
2126                                         ENDIAN_8IN16);
2127 #endif
2128                 break;
2129         case DRM_FORMAT_RGB565:
2130                 fb_format = REG_SET_FIELD(0, GRPH_CONTROL, GRPH_DEPTH, 1);
2131                 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_FORMAT, 1);
2132 #ifdef __BIG_ENDIAN
2133                 fb_swap = REG_SET_FIELD(fb_swap, GRPH_SWAP_CNTL, GRPH_ENDIAN_SWAP,
2134                                         ENDIAN_8IN16);
2135 #endif
2136                 break;
2137         case DRM_FORMAT_XRGB8888:
2138         case DRM_FORMAT_ARGB8888:
2139                 fb_format = REG_SET_FIELD(0, GRPH_CONTROL, GRPH_DEPTH, 2);
2140                 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_FORMAT, 0);
2141 #ifdef __BIG_ENDIAN
2142                 fb_swap = REG_SET_FIELD(fb_swap, GRPH_SWAP_CNTL, GRPH_ENDIAN_SWAP,
2143                                         ENDIAN_8IN32);
2144 #endif
2145                 break;
2146         case DRM_FORMAT_XRGB2101010:
2147         case DRM_FORMAT_ARGB2101010:
2148                 fb_format = REG_SET_FIELD(0, GRPH_CONTROL, GRPH_DEPTH, 2);
2149                 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_FORMAT, 1);
2150 #ifdef __BIG_ENDIAN
2151                 fb_swap = REG_SET_FIELD(fb_swap, GRPH_SWAP_CNTL, GRPH_ENDIAN_SWAP,
2152                                         ENDIAN_8IN32);
2153 #endif
2154                 /* Greater 8 bpc fb needs to bypass hw-lut to retain precision */
2155                 bypass_lut = true;
2156                 break;
2157         case DRM_FORMAT_BGRX1010102:
2158         case DRM_FORMAT_BGRA1010102:
2159                 fb_format = REG_SET_FIELD(0, GRPH_CONTROL, GRPH_DEPTH, 2);
2160                 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_FORMAT, 4);
2161 #ifdef __BIG_ENDIAN
2162                 fb_swap = REG_SET_FIELD(fb_swap, GRPH_SWAP_CNTL, GRPH_ENDIAN_SWAP,
2163                                         ENDIAN_8IN32);
2164 #endif
2165                 /* Greater 8 bpc fb needs to bypass hw-lut to retain precision */
2166                 bypass_lut = true;
2167                 break;
2168         default:
2169                 DRM_ERROR("Unsupported screen format %s\n",
2170                         drm_get_format_name(target_fb->pixel_format));
2171                 return -EINVAL;
2172         }
2173
2174         if (AMDGPU_TILING_GET(tiling_flags, ARRAY_MODE) == ARRAY_2D_TILED_THIN1) {
2175                 unsigned bankw, bankh, mtaspect, tile_split, num_banks;
2176
2177                 bankw = AMDGPU_TILING_GET(tiling_flags, BANK_WIDTH);
2178                 bankh = AMDGPU_TILING_GET(tiling_flags, BANK_HEIGHT);
2179                 mtaspect = AMDGPU_TILING_GET(tiling_flags, MACRO_TILE_ASPECT);
2180                 tile_split = AMDGPU_TILING_GET(tiling_flags, TILE_SPLIT);
2181                 num_banks = AMDGPU_TILING_GET(tiling_flags, NUM_BANKS);
2182
2183                 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_NUM_BANKS, num_banks);
2184                 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_ARRAY_MODE,
2185                                           ARRAY_2D_TILED_THIN1);
2186                 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_TILE_SPLIT,
2187                                           tile_split);
2188                 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_BANK_WIDTH, bankw);
2189                 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_BANK_HEIGHT, bankh);
2190                 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_MACRO_TILE_ASPECT,
2191                                           mtaspect);
2192                 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_MICRO_TILE_MODE,
2193                                           ADDR_SURF_MICRO_TILING_DISPLAY);
2194         } else if (AMDGPU_TILING_GET(tiling_flags, ARRAY_MODE) == ARRAY_1D_TILED_THIN1) {
2195                 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_ARRAY_MODE,
2196                                           ARRAY_1D_TILED_THIN1);
2197         }
2198
2199         fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_PIPE_CONFIG,
2200                                   pipe_config);
2201
2202         dce_v10_0_vga_enable(crtc, false);
2203
2204         WREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS_HIGH + amdgpu_crtc->crtc_offset,
2205                upper_32_bits(fb_location));
2206         WREG32(mmGRPH_SECONDARY_SURFACE_ADDRESS_HIGH + amdgpu_crtc->crtc_offset,
2207                upper_32_bits(fb_location));
2208         WREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS + amdgpu_crtc->crtc_offset,
2209                (u32)fb_location & GRPH_PRIMARY_SURFACE_ADDRESS__GRPH_PRIMARY_SURFACE_ADDRESS_MASK);
2210         WREG32(mmGRPH_SECONDARY_SURFACE_ADDRESS + amdgpu_crtc->crtc_offset,
2211                (u32) fb_location & GRPH_SECONDARY_SURFACE_ADDRESS__GRPH_SECONDARY_SURFACE_ADDRESS_MASK);
2212         WREG32(mmGRPH_CONTROL + amdgpu_crtc->crtc_offset, fb_format);
2213         WREG32(mmGRPH_SWAP_CNTL + amdgpu_crtc->crtc_offset, fb_swap);
2214
2215         /*
2216          * The LUT only has 256 slots for indexing by a 8 bpc fb. Bypass the LUT
2217          * for > 8 bpc scanout to avoid truncation of fb indices to 8 msb's, to
2218          * retain the full precision throughout the pipeline.
2219          */
2220         tmp = RREG32(mmGRPH_LUT_10BIT_BYPASS + amdgpu_crtc->crtc_offset);
2221         if (bypass_lut)
2222                 tmp = REG_SET_FIELD(tmp, GRPH_LUT_10BIT_BYPASS, GRPH_LUT_10BIT_BYPASS_EN, 1);
2223         else
2224                 tmp = REG_SET_FIELD(tmp, GRPH_LUT_10BIT_BYPASS, GRPH_LUT_10BIT_BYPASS_EN, 0);
2225         WREG32(mmGRPH_LUT_10BIT_BYPASS + amdgpu_crtc->crtc_offset, tmp);
2226
2227         if (bypass_lut)
2228                 DRM_DEBUG_KMS("Bypassing hardware LUT due to 10 bit fb scanout.\n");
2229
2230         WREG32(mmGRPH_SURFACE_OFFSET_X + amdgpu_crtc->crtc_offset, 0);
2231         WREG32(mmGRPH_SURFACE_OFFSET_Y + amdgpu_crtc->crtc_offset, 0);
2232         WREG32(mmGRPH_X_START + amdgpu_crtc->crtc_offset, 0);
2233         WREG32(mmGRPH_Y_START + amdgpu_crtc->crtc_offset, 0);
2234         WREG32(mmGRPH_X_END + amdgpu_crtc->crtc_offset, target_fb->width);
2235         WREG32(mmGRPH_Y_END + amdgpu_crtc->crtc_offset, target_fb->height);
2236
2237         fb_pitch_pixels = target_fb->pitches[0] / (target_fb->bits_per_pixel / 8);
2238         WREG32(mmGRPH_PITCH + amdgpu_crtc->crtc_offset, fb_pitch_pixels);
2239
2240         dce_v10_0_grph_enable(crtc, true);
2241
2242         WREG32(mmLB_DESKTOP_HEIGHT + amdgpu_crtc->crtc_offset,
2243                target_fb->height);
2244
2245         x &= ~3;
2246         y &= ~1;
2247         WREG32(mmVIEWPORT_START + amdgpu_crtc->crtc_offset,
2248                (x << 16) | y);
2249         viewport_w = crtc->mode.hdisplay;
2250         viewport_h = (crtc->mode.vdisplay + 1) & ~1;
2251         WREG32(mmVIEWPORT_SIZE + amdgpu_crtc->crtc_offset,
2252                (viewport_w << 16) | viewport_h);
2253
2254         /* pageflip setup */
2255         /* make sure flip is at vb rather than hb */
2256         tmp = RREG32(mmGRPH_FLIP_CONTROL + amdgpu_crtc->crtc_offset);
2257         tmp = REG_SET_FIELD(tmp, GRPH_FLIP_CONTROL,
2258                             GRPH_SURFACE_UPDATE_H_RETRACE_EN, 0);
2259         WREG32(mmGRPH_FLIP_CONTROL + amdgpu_crtc->crtc_offset, tmp);
2260
2261         /* set pageflip to happen only at start of vblank interval (front porch) */
2262         WREG32(mmMASTER_UPDATE_MODE + amdgpu_crtc->crtc_offset, 3);
2263
2264         if (!atomic && fb && fb != crtc->primary->fb) {
2265                 amdgpu_fb = to_amdgpu_framebuffer(fb);
2266                 rbo = gem_to_amdgpu_bo(amdgpu_fb->obj);
2267                 r = amdgpu_bo_reserve(rbo, false);
2268                 if (unlikely(r != 0))
2269                         return r;
2270                 amdgpu_bo_unpin(rbo);
2271                 amdgpu_bo_unreserve(rbo);
2272         }
2273
2274         /* Bytes per pixel may have changed */
2275         dce_v10_0_bandwidth_update(adev);
2276
2277         return 0;
2278 }
2279
2280 static void dce_v10_0_set_interleave(struct drm_crtc *crtc,
2281                                      struct drm_display_mode *mode)
2282 {
2283         struct drm_device *dev = crtc->dev;
2284         struct amdgpu_device *adev = dev->dev_private;
2285         struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2286         u32 tmp;
2287
2288         tmp = RREG32(mmLB_DATA_FORMAT + amdgpu_crtc->crtc_offset);
2289         if (mode->flags & DRM_MODE_FLAG_INTERLACE)
2290                 tmp = REG_SET_FIELD(tmp, LB_DATA_FORMAT, INTERLEAVE_EN, 1);
2291         else
2292                 tmp = REG_SET_FIELD(tmp, LB_DATA_FORMAT, INTERLEAVE_EN, 0);
2293         WREG32(mmLB_DATA_FORMAT + amdgpu_crtc->crtc_offset, tmp);
2294 }
2295
2296 static void dce_v10_0_crtc_load_lut(struct drm_crtc *crtc)
2297 {
2298         struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2299         struct drm_device *dev = crtc->dev;
2300         struct amdgpu_device *adev = dev->dev_private;
2301         int i;
2302         u32 tmp;
2303
2304         DRM_DEBUG_KMS("%d\n", amdgpu_crtc->crtc_id);
2305
2306         tmp = RREG32(mmINPUT_CSC_CONTROL + amdgpu_crtc->crtc_offset);
2307         tmp = REG_SET_FIELD(tmp, INPUT_CSC_CONTROL, INPUT_CSC_GRPH_MODE, 0);
2308         tmp = REG_SET_FIELD(tmp, INPUT_CSC_CONTROL, INPUT_CSC_OVL_MODE, 0);
2309         WREG32(mmINPUT_CSC_CONTROL + amdgpu_crtc->crtc_offset, tmp);
2310
2311         tmp = RREG32(mmPRESCALE_GRPH_CONTROL + amdgpu_crtc->crtc_offset);
2312         tmp = REG_SET_FIELD(tmp, PRESCALE_GRPH_CONTROL, GRPH_PRESCALE_BYPASS, 1);
2313         WREG32(mmPRESCALE_GRPH_CONTROL + amdgpu_crtc->crtc_offset, tmp);
2314
2315         tmp = RREG32(mmPRESCALE_OVL_CONTROL + amdgpu_crtc->crtc_offset);
2316         tmp = REG_SET_FIELD(tmp, PRESCALE_OVL_CONTROL, OVL_PRESCALE_BYPASS, 1);
2317         WREG32(mmPRESCALE_OVL_CONTROL + amdgpu_crtc->crtc_offset, tmp);
2318
2319         tmp = RREG32(mmINPUT_GAMMA_CONTROL + amdgpu_crtc->crtc_offset);
2320         tmp = REG_SET_FIELD(tmp, INPUT_GAMMA_CONTROL, GRPH_INPUT_GAMMA_MODE, 0);
2321         tmp = REG_SET_FIELD(tmp, INPUT_GAMMA_CONTROL, OVL_INPUT_GAMMA_MODE, 0);
2322         WREG32(mmINPUT_GAMMA_CONTROL + amdgpu_crtc->crtc_offset, tmp);
2323
2324         WREG32(mmDC_LUT_CONTROL + amdgpu_crtc->crtc_offset, 0);
2325
2326         WREG32(mmDC_LUT_BLACK_OFFSET_BLUE + amdgpu_crtc->crtc_offset, 0);
2327         WREG32(mmDC_LUT_BLACK_OFFSET_GREEN + amdgpu_crtc->crtc_offset, 0);
2328         WREG32(mmDC_LUT_BLACK_OFFSET_RED + amdgpu_crtc->crtc_offset, 0);
2329
2330         WREG32(mmDC_LUT_WHITE_OFFSET_BLUE + amdgpu_crtc->crtc_offset, 0xffff);
2331         WREG32(mmDC_LUT_WHITE_OFFSET_GREEN + amdgpu_crtc->crtc_offset, 0xffff);
2332         WREG32(mmDC_LUT_WHITE_OFFSET_RED + amdgpu_crtc->crtc_offset, 0xffff);
2333
2334         WREG32(mmDC_LUT_RW_MODE + amdgpu_crtc->crtc_offset, 0);
2335         WREG32(mmDC_LUT_WRITE_EN_MASK + amdgpu_crtc->crtc_offset, 0x00000007);
2336
2337         WREG32(mmDC_LUT_RW_INDEX + amdgpu_crtc->crtc_offset, 0);
2338         for (i = 0; i < 256; i++) {
2339                 WREG32(mmDC_LUT_30_COLOR + amdgpu_crtc->crtc_offset,
2340                        (amdgpu_crtc->lut_r[i] << 20) |
2341                        (amdgpu_crtc->lut_g[i] << 10) |
2342                        (amdgpu_crtc->lut_b[i] << 0));
2343         }
2344
2345         tmp = RREG32(mmDEGAMMA_CONTROL + amdgpu_crtc->crtc_offset);
2346         tmp = REG_SET_FIELD(tmp, DEGAMMA_CONTROL, GRPH_DEGAMMA_MODE, 0);
2347         tmp = REG_SET_FIELD(tmp, DEGAMMA_CONTROL, OVL_DEGAMMA_MODE, 0);
2348         tmp = REG_SET_FIELD(tmp, DEGAMMA_CONTROL, CURSOR_DEGAMMA_MODE, 0);
2349         WREG32(mmDEGAMMA_CONTROL + amdgpu_crtc->crtc_offset, tmp);
2350
2351         tmp = RREG32(mmGAMUT_REMAP_CONTROL + amdgpu_crtc->crtc_offset);
2352         tmp = REG_SET_FIELD(tmp, GAMUT_REMAP_CONTROL, GRPH_GAMUT_REMAP_MODE, 0);
2353         tmp = REG_SET_FIELD(tmp, GAMUT_REMAP_CONTROL, OVL_GAMUT_REMAP_MODE, 0);
2354         WREG32(mmGAMUT_REMAP_CONTROL + amdgpu_crtc->crtc_offset, tmp);
2355
2356         tmp = RREG32(mmREGAMMA_CONTROL + amdgpu_crtc->crtc_offset);
2357         tmp = REG_SET_FIELD(tmp, REGAMMA_CONTROL, GRPH_REGAMMA_MODE, 0);
2358         tmp = REG_SET_FIELD(tmp, REGAMMA_CONTROL, OVL_REGAMMA_MODE, 0);
2359         WREG32(mmREGAMMA_CONTROL + amdgpu_crtc->crtc_offset, tmp);
2360
2361         tmp = RREG32(mmOUTPUT_CSC_CONTROL + amdgpu_crtc->crtc_offset);
2362         tmp = REG_SET_FIELD(tmp, OUTPUT_CSC_CONTROL, OUTPUT_CSC_GRPH_MODE, 0);
2363         tmp = REG_SET_FIELD(tmp, OUTPUT_CSC_CONTROL, OUTPUT_CSC_OVL_MODE, 0);
2364         WREG32(mmOUTPUT_CSC_CONTROL + amdgpu_crtc->crtc_offset, tmp);
2365
2366         /* XXX match this to the depth of the crtc fmt block, move to modeset? */
2367         WREG32(mmDENORM_CONTROL + amdgpu_crtc->crtc_offset, 0);
2368         /* XXX this only needs to be programmed once per crtc at startup,
2369          * not sure where the best place for it is
2370          */
2371         tmp = RREG32(mmALPHA_CONTROL + amdgpu_crtc->crtc_offset);
2372         tmp = REG_SET_FIELD(tmp, ALPHA_CONTROL, CURSOR_ALPHA_BLND_ENA, 1);
2373         WREG32(mmALPHA_CONTROL + amdgpu_crtc->crtc_offset, tmp);
2374 }
2375
2376 static int dce_v10_0_pick_dig_encoder(struct drm_encoder *encoder)
2377 {
2378         struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
2379         struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
2380
2381         switch (amdgpu_encoder->encoder_id) {
2382         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
2383                 if (dig->linkb)
2384                         return 1;
2385                 else
2386                         return 0;
2387                 break;
2388         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
2389                 if (dig->linkb)
2390                         return 3;
2391                 else
2392                         return 2;
2393                 break;
2394         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
2395                 if (dig->linkb)
2396                         return 5;
2397                 else
2398                         return 4;
2399                 break;
2400         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
2401                 return 6;
2402                 break;
2403         default:
2404                 DRM_ERROR("invalid encoder_id: 0x%x\n", amdgpu_encoder->encoder_id);
2405                 return 0;
2406         }
2407 }
2408
2409 /**
2410  * dce_v10_0_pick_pll - Allocate a PPLL for use by the crtc.
2411  *
2412  * @crtc: drm crtc
2413  *
2414  * Returns the PPLL (Pixel PLL) to be used by the crtc.  For DP monitors
2415  * a single PPLL can be used for all DP crtcs/encoders.  For non-DP
2416  * monitors a dedicated PPLL must be used.  If a particular board has
2417  * an external DP PLL, return ATOM_PPLL_INVALID to skip PLL programming
2418  * as there is no need to program the PLL itself.  If we are not able to
2419  * allocate a PLL, return ATOM_PPLL_INVALID to skip PLL programming to
2420  * avoid messing up an existing monitor.
2421  *
2422  * Asic specific PLL information
2423  *
2424  * DCE 10.x
2425  * Tonga
2426  * - PPLL1, PPLL2 are available for all UNIPHY (both DP and non-DP)
2427  * CI
2428  * - PPLL0, PPLL1, PPLL2 are available for all UNIPHY (both DP and non-DP) and DAC
2429  *
2430  */
2431 static u32 dce_v10_0_pick_pll(struct drm_crtc *crtc)
2432 {
2433         struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2434         struct drm_device *dev = crtc->dev;
2435         struct amdgpu_device *adev = dev->dev_private;
2436         u32 pll_in_use;
2437         int pll;
2438
2439         if (ENCODER_MODE_IS_DP(amdgpu_atombios_encoder_get_encoder_mode(amdgpu_crtc->encoder))) {
2440                 if (adev->clock.dp_extclk)
2441                         /* skip PPLL programming if using ext clock */
2442                         return ATOM_PPLL_INVALID;
2443                 else {
2444                         /* use the same PPLL for all DP monitors */
2445                         pll = amdgpu_pll_get_shared_dp_ppll(crtc);
2446                         if (pll != ATOM_PPLL_INVALID)
2447                                 return pll;
2448                 }
2449         } else {
2450                 /* use the same PPLL for all monitors with the same clock */
2451                 pll = amdgpu_pll_get_shared_nondp_ppll(crtc);
2452                 if (pll != ATOM_PPLL_INVALID)
2453                         return pll;
2454         }
2455
2456         /* DCE10 has PPLL0, PPLL1, and PPLL2 */
2457         pll_in_use = amdgpu_pll_get_use_mask(crtc);
2458         if (!(pll_in_use & (1 << ATOM_PPLL2)))
2459                 return ATOM_PPLL2;
2460         if (!(pll_in_use & (1 << ATOM_PPLL1)))
2461                 return ATOM_PPLL1;
2462         if (!(pll_in_use & (1 << ATOM_PPLL0)))
2463                 return ATOM_PPLL0;
2464         DRM_ERROR("unable to allocate a PPLL\n");
2465         return ATOM_PPLL_INVALID;
2466 }
2467
2468 static void dce_v10_0_lock_cursor(struct drm_crtc *crtc, bool lock)
2469 {
2470         struct amdgpu_device *adev = crtc->dev->dev_private;
2471         struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2472         uint32_t cur_lock;
2473
2474         cur_lock = RREG32(mmCUR_UPDATE + amdgpu_crtc->crtc_offset);
2475         if (lock)
2476                 cur_lock = REG_SET_FIELD(cur_lock, CUR_UPDATE, CURSOR_UPDATE_LOCK, 1);
2477         else
2478                 cur_lock = REG_SET_FIELD(cur_lock, CUR_UPDATE, CURSOR_UPDATE_LOCK, 0);
2479         WREG32(mmCUR_UPDATE + amdgpu_crtc->crtc_offset, cur_lock);
2480 }
2481
2482 static void dce_v10_0_hide_cursor(struct drm_crtc *crtc)
2483 {
2484         struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2485         struct amdgpu_device *adev = crtc->dev->dev_private;
2486         u32 tmp;
2487
2488         tmp = RREG32_IDX(mmCUR_CONTROL + amdgpu_crtc->crtc_offset);
2489         tmp = REG_SET_FIELD(tmp, CUR_CONTROL, CURSOR_EN, 0);
2490         WREG32_IDX(mmCUR_CONTROL + amdgpu_crtc->crtc_offset, tmp);
2491 }
2492
2493 static void dce_v10_0_show_cursor(struct drm_crtc *crtc)
2494 {
2495         struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2496         struct amdgpu_device *adev = crtc->dev->dev_private;
2497         u32 tmp;
2498
2499         WREG32(mmCUR_SURFACE_ADDRESS_HIGH + amdgpu_crtc->crtc_offset,
2500                upper_32_bits(amdgpu_crtc->cursor_addr));
2501         WREG32(mmCUR_SURFACE_ADDRESS + amdgpu_crtc->crtc_offset,
2502                lower_32_bits(amdgpu_crtc->cursor_addr));
2503
2504         tmp = RREG32_IDX(mmCUR_CONTROL + amdgpu_crtc->crtc_offset);
2505         tmp = REG_SET_FIELD(tmp, CUR_CONTROL, CURSOR_EN, 1);
2506         tmp = REG_SET_FIELD(tmp, CUR_CONTROL, CURSOR_MODE, 2);
2507         WREG32_IDX(mmCUR_CONTROL + amdgpu_crtc->crtc_offset, tmp);
2508 }
2509
2510 static int dce_v10_0_cursor_move_locked(struct drm_crtc *crtc,
2511                                         int x, int y)
2512 {
2513         struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2514         struct amdgpu_device *adev = crtc->dev->dev_private;
2515         int xorigin = 0, yorigin = 0;
2516
2517         /* avivo cursor are offset into the total surface */
2518         x += crtc->x;
2519         y += crtc->y;
2520         DRM_DEBUG("x %d y %d c->x %d c->y %d\n", x, y, crtc->x, crtc->y);
2521
2522         if (x < 0) {
2523                 xorigin = min(-x, amdgpu_crtc->max_cursor_width - 1);
2524                 x = 0;
2525         }
2526         if (y < 0) {
2527                 yorigin = min(-y, amdgpu_crtc->max_cursor_height - 1);
2528                 y = 0;
2529         }
2530
2531         WREG32(mmCUR_POSITION + amdgpu_crtc->crtc_offset, (x << 16) | y);
2532         WREG32(mmCUR_HOT_SPOT + amdgpu_crtc->crtc_offset, (xorigin << 16) | yorigin);
2533         WREG32(mmCUR_SIZE + amdgpu_crtc->crtc_offset,
2534                ((amdgpu_crtc->cursor_width - 1) << 16) | (amdgpu_crtc->cursor_height - 1));
2535
2536         amdgpu_crtc->cursor_x = x;
2537         amdgpu_crtc->cursor_y = y;
2538
2539         return 0;
2540 }
2541
2542 static int dce_v10_0_crtc_cursor_move(struct drm_crtc *crtc,
2543                                       int x, int y)
2544 {
2545         int ret;
2546
2547         dce_v10_0_lock_cursor(crtc, true);
2548         ret = dce_v10_0_cursor_move_locked(crtc, x, y);
2549         dce_v10_0_lock_cursor(crtc, false);
2550
2551         return ret;
2552 }
2553
2554 static int dce_v10_0_crtc_cursor_set2(struct drm_crtc *crtc,
2555                                       struct drm_file *file_priv,
2556                                       uint32_t handle,
2557                                       uint32_t width,
2558                                       uint32_t height,
2559                                       int32_t hot_x,
2560                                       int32_t hot_y)
2561 {
2562         struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2563         struct drm_gem_object *obj;
2564         struct amdgpu_bo *aobj;
2565         int ret;
2566
2567         if (!handle) {
2568                 /* turn off cursor */
2569                 dce_v10_0_hide_cursor(crtc);
2570                 obj = NULL;
2571                 goto unpin;
2572         }
2573
2574         if ((width > amdgpu_crtc->max_cursor_width) ||
2575             (height > amdgpu_crtc->max_cursor_height)) {
2576                 DRM_ERROR("bad cursor width or height %d x %d\n", width, height);
2577                 return -EINVAL;
2578         }
2579
2580         obj = drm_gem_object_lookup(crtc->dev, file_priv, handle);
2581         if (!obj) {
2582                 DRM_ERROR("Cannot find cursor object %x for crtc %d\n", handle, amdgpu_crtc->crtc_id);
2583                 return -ENOENT;
2584         }
2585
2586         aobj = gem_to_amdgpu_bo(obj);
2587         ret = amdgpu_bo_reserve(aobj, false);
2588         if (ret != 0) {
2589                 drm_gem_object_unreference_unlocked(obj);
2590                 return ret;
2591         }
2592
2593         ret = amdgpu_bo_pin(aobj, AMDGPU_GEM_DOMAIN_VRAM, &amdgpu_crtc->cursor_addr);
2594         amdgpu_bo_unreserve(aobj);
2595         if (ret) {
2596                 DRM_ERROR("Failed to pin new cursor BO (%d)\n", ret);
2597                 drm_gem_object_unreference_unlocked(obj);
2598                 return ret;
2599         }
2600
2601         amdgpu_crtc->cursor_width = width;
2602         amdgpu_crtc->cursor_height = height;
2603
2604         dce_v10_0_lock_cursor(crtc, true);
2605
2606         if (hot_x != amdgpu_crtc->cursor_hot_x ||
2607             hot_y != amdgpu_crtc->cursor_hot_y) {
2608                 int x, y;
2609
2610                 x = amdgpu_crtc->cursor_x + amdgpu_crtc->cursor_hot_x - hot_x;
2611                 y = amdgpu_crtc->cursor_y + amdgpu_crtc->cursor_hot_y - hot_y;
2612
2613                 dce_v10_0_cursor_move_locked(crtc, x, y);
2614
2615                 amdgpu_crtc->cursor_hot_x = hot_x;
2616                 amdgpu_crtc->cursor_hot_y = hot_y;
2617         }
2618
2619         dce_v10_0_show_cursor(crtc);
2620         dce_v10_0_lock_cursor(crtc, false);
2621
2622 unpin:
2623         if (amdgpu_crtc->cursor_bo) {
2624                 struct amdgpu_bo *aobj = gem_to_amdgpu_bo(amdgpu_crtc->cursor_bo);
2625                 ret = amdgpu_bo_reserve(aobj, false);
2626                 if (likely(ret == 0)) {
2627                         amdgpu_bo_unpin(aobj);
2628                         amdgpu_bo_unreserve(aobj);
2629                 }
2630                 drm_gem_object_unreference_unlocked(amdgpu_crtc->cursor_bo);
2631         }
2632
2633         amdgpu_crtc->cursor_bo = obj;
2634         return 0;
2635 }
2636
2637 static void dce_v10_0_cursor_reset(struct drm_crtc *crtc)
2638 {
2639         struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2640
2641         if (amdgpu_crtc->cursor_bo) {
2642                 dce_v10_0_lock_cursor(crtc, true);
2643
2644                 dce_v10_0_cursor_move_locked(crtc, amdgpu_crtc->cursor_x,
2645                                              amdgpu_crtc->cursor_y);
2646
2647                 dce_v10_0_show_cursor(crtc);
2648
2649                 dce_v10_0_lock_cursor(crtc, false);
2650         }
2651 }
2652
2653 static void dce_v10_0_crtc_gamma_set(struct drm_crtc *crtc, u16 *red, u16 *green,
2654                                     u16 *blue, uint32_t start, uint32_t size)
2655 {
2656         struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2657         int end = (start + size > 256) ? 256 : start + size, i;
2658
2659         /* userspace palettes are always correct as is */
2660         for (i = start; i < end; i++) {
2661                 amdgpu_crtc->lut_r[i] = red[i] >> 6;
2662                 amdgpu_crtc->lut_g[i] = green[i] >> 6;
2663                 amdgpu_crtc->lut_b[i] = blue[i] >> 6;
2664         }
2665         dce_v10_0_crtc_load_lut(crtc);
2666 }
2667
2668 static void dce_v10_0_crtc_destroy(struct drm_crtc *crtc)
2669 {
2670         struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2671
2672         drm_crtc_cleanup(crtc);
2673         destroy_workqueue(amdgpu_crtc->pflip_queue);
2674         kfree(amdgpu_crtc);
2675 }
2676
2677 static const struct drm_crtc_funcs dce_v10_0_crtc_funcs = {
2678         .cursor_set2 = dce_v10_0_crtc_cursor_set2,
2679         .cursor_move = dce_v10_0_crtc_cursor_move,
2680         .gamma_set = dce_v10_0_crtc_gamma_set,
2681         .set_config = amdgpu_crtc_set_config,
2682         .destroy = dce_v10_0_crtc_destroy,
2683         .page_flip = amdgpu_crtc_page_flip,
2684 };
2685
2686 static void dce_v10_0_crtc_dpms(struct drm_crtc *crtc, int mode)
2687 {
2688         struct drm_device *dev = crtc->dev;
2689         struct amdgpu_device *adev = dev->dev_private;
2690         struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2691         unsigned type;
2692
2693         switch (mode) {
2694         case DRM_MODE_DPMS_ON:
2695                 amdgpu_crtc->enabled = true;
2696                 amdgpu_atombios_crtc_enable(crtc, ATOM_ENABLE);
2697                 dce_v10_0_vga_enable(crtc, true);
2698                 amdgpu_atombios_crtc_blank(crtc, ATOM_DISABLE);
2699                 dce_v10_0_vga_enable(crtc, false);
2700                 /* Make sure VBLANK and PFLIP interrupts are still enabled */
2701                 type = amdgpu_crtc_idx_to_irq_type(adev, amdgpu_crtc->crtc_id);
2702                 amdgpu_irq_update(adev, &adev->crtc_irq, type);
2703                 amdgpu_irq_update(adev, &adev->pageflip_irq, type);
2704                 drm_vblank_post_modeset(dev, amdgpu_crtc->crtc_id);
2705                 dce_v10_0_crtc_load_lut(crtc);
2706                 break;
2707         case DRM_MODE_DPMS_STANDBY:
2708         case DRM_MODE_DPMS_SUSPEND:
2709         case DRM_MODE_DPMS_OFF:
2710                 drm_vblank_pre_modeset(dev, amdgpu_crtc->crtc_id);
2711                 if (amdgpu_crtc->enabled) {
2712                         dce_v10_0_vga_enable(crtc, true);
2713                         amdgpu_atombios_crtc_blank(crtc, ATOM_ENABLE);
2714                         dce_v10_0_vga_enable(crtc, false);
2715                 }
2716                 amdgpu_atombios_crtc_enable(crtc, ATOM_DISABLE);
2717                 amdgpu_crtc->enabled = false;
2718                 break;
2719         }
2720         /* adjust pm to dpms */
2721         amdgpu_pm_compute_clocks(adev);
2722 }
2723
2724 static void dce_v10_0_crtc_prepare(struct drm_crtc *crtc)
2725 {
2726         /* disable crtc pair power gating before programming */
2727         amdgpu_atombios_crtc_powergate(crtc, ATOM_DISABLE);
2728         amdgpu_atombios_crtc_lock(crtc, ATOM_ENABLE);
2729         dce_v10_0_crtc_dpms(crtc, DRM_MODE_DPMS_OFF);
2730 }
2731
2732 static void dce_v10_0_crtc_commit(struct drm_crtc *crtc)
2733 {
2734         dce_v10_0_crtc_dpms(crtc, DRM_MODE_DPMS_ON);
2735         amdgpu_atombios_crtc_lock(crtc, ATOM_DISABLE);
2736 }
2737
2738 static void dce_v10_0_crtc_disable(struct drm_crtc *crtc)
2739 {
2740         struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2741         struct drm_device *dev = crtc->dev;
2742         struct amdgpu_device *adev = dev->dev_private;
2743         struct amdgpu_atom_ss ss;
2744         int i;
2745
2746         dce_v10_0_crtc_dpms(crtc, DRM_MODE_DPMS_OFF);
2747         if (crtc->primary->fb) {
2748                 int r;
2749                 struct amdgpu_framebuffer *amdgpu_fb;
2750                 struct amdgpu_bo *rbo;
2751
2752                 amdgpu_fb = to_amdgpu_framebuffer(crtc->primary->fb);
2753                 rbo = gem_to_amdgpu_bo(amdgpu_fb->obj);
2754                 r = amdgpu_bo_reserve(rbo, false);
2755                 if (unlikely(r))
2756                         DRM_ERROR("failed to reserve rbo before unpin\n");
2757                 else {
2758                         amdgpu_bo_unpin(rbo);
2759                         amdgpu_bo_unreserve(rbo);
2760                 }
2761         }
2762         /* disable the GRPH */
2763         dce_v10_0_grph_enable(crtc, false);
2764
2765         amdgpu_atombios_crtc_powergate(crtc, ATOM_ENABLE);
2766
2767         for (i = 0; i < adev->mode_info.num_crtc; i++) {
2768                 if (adev->mode_info.crtcs[i] &&
2769                     adev->mode_info.crtcs[i]->enabled &&
2770                     i != amdgpu_crtc->crtc_id &&
2771                     amdgpu_crtc->pll_id == adev->mode_info.crtcs[i]->pll_id) {
2772                         /* one other crtc is using this pll don't turn
2773                          * off the pll
2774                          */
2775                         goto done;
2776                 }
2777         }
2778
2779         switch (amdgpu_crtc->pll_id) {
2780         case ATOM_PPLL0:
2781         case ATOM_PPLL1:
2782         case ATOM_PPLL2:
2783                 /* disable the ppll */
2784                 amdgpu_atombios_crtc_program_pll(crtc, amdgpu_crtc->crtc_id, amdgpu_crtc->pll_id,
2785                                           0, 0, ATOM_DISABLE, 0, 0, 0, 0, 0, false, &ss);
2786                 break;
2787         default:
2788                 break;
2789         }
2790 done:
2791         amdgpu_crtc->pll_id = ATOM_PPLL_INVALID;
2792         amdgpu_crtc->adjusted_clock = 0;
2793         amdgpu_crtc->encoder = NULL;
2794         amdgpu_crtc->connector = NULL;
2795 }
2796
2797 static int dce_v10_0_crtc_mode_set(struct drm_crtc *crtc,
2798                                   struct drm_display_mode *mode,
2799                                   struct drm_display_mode *adjusted_mode,
2800                                   int x, int y, struct drm_framebuffer *old_fb)
2801 {
2802         struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2803
2804         if (!amdgpu_crtc->adjusted_clock)
2805                 return -EINVAL;
2806
2807         amdgpu_atombios_crtc_set_pll(crtc, adjusted_mode);
2808         amdgpu_atombios_crtc_set_dtd_timing(crtc, adjusted_mode);
2809         dce_v10_0_crtc_do_set_base(crtc, old_fb, x, y, 0);
2810         amdgpu_atombios_crtc_overscan_setup(crtc, mode, adjusted_mode);
2811         amdgpu_atombios_crtc_scaler_setup(crtc);
2812         dce_v10_0_cursor_reset(crtc);
2813         /* update the hw version fpr dpm */
2814         amdgpu_crtc->hw_mode = *adjusted_mode;
2815
2816         return 0;
2817 }
2818
2819 static bool dce_v10_0_crtc_mode_fixup(struct drm_crtc *crtc,
2820                                      const struct drm_display_mode *mode,
2821                                      struct drm_display_mode *adjusted_mode)
2822 {
2823         struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2824         struct drm_device *dev = crtc->dev;
2825         struct drm_encoder *encoder;
2826
2827         /* assign the encoder to the amdgpu crtc to avoid repeated lookups later */
2828         list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
2829                 if (encoder->crtc == crtc) {
2830                         amdgpu_crtc->encoder = encoder;
2831                         amdgpu_crtc->connector = amdgpu_get_connector_for_encoder(encoder);
2832                         break;
2833                 }
2834         }
2835         if ((amdgpu_crtc->encoder == NULL) || (amdgpu_crtc->connector == NULL)) {
2836                 amdgpu_crtc->encoder = NULL;
2837                 amdgpu_crtc->connector = NULL;
2838                 return false;
2839         }
2840         if (!amdgpu_crtc_scaling_mode_fixup(crtc, mode, adjusted_mode))
2841                 return false;
2842         if (amdgpu_atombios_crtc_prepare_pll(crtc, adjusted_mode))
2843                 return false;
2844         /* pick pll */
2845         amdgpu_crtc->pll_id = dce_v10_0_pick_pll(crtc);
2846         /* if we can't get a PPLL for a non-DP encoder, fail */
2847         if ((amdgpu_crtc->pll_id == ATOM_PPLL_INVALID) &&
2848             !ENCODER_MODE_IS_DP(amdgpu_atombios_encoder_get_encoder_mode(amdgpu_crtc->encoder)))
2849                 return false;
2850
2851         return true;
2852 }
2853
2854 static int dce_v10_0_crtc_set_base(struct drm_crtc *crtc, int x, int y,
2855                                   struct drm_framebuffer *old_fb)
2856 {
2857         return dce_v10_0_crtc_do_set_base(crtc, old_fb, x, y, 0);
2858 }
2859
2860 static int dce_v10_0_crtc_set_base_atomic(struct drm_crtc *crtc,
2861                                          struct drm_framebuffer *fb,
2862                                          int x, int y, enum mode_set_atomic state)
2863 {
2864        return dce_v10_0_crtc_do_set_base(crtc, fb, x, y, 1);
2865 }
2866
2867 static const struct drm_crtc_helper_funcs dce_v10_0_crtc_helper_funcs = {
2868         .dpms = dce_v10_0_crtc_dpms,
2869         .mode_fixup = dce_v10_0_crtc_mode_fixup,
2870         .mode_set = dce_v10_0_crtc_mode_set,
2871         .mode_set_base = dce_v10_0_crtc_set_base,
2872         .mode_set_base_atomic = dce_v10_0_crtc_set_base_atomic,
2873         .prepare = dce_v10_0_crtc_prepare,
2874         .commit = dce_v10_0_crtc_commit,
2875         .load_lut = dce_v10_0_crtc_load_lut,
2876         .disable = dce_v10_0_crtc_disable,
2877 };
2878
2879 static int dce_v10_0_crtc_init(struct amdgpu_device *adev, int index)
2880 {
2881         struct amdgpu_crtc *amdgpu_crtc;
2882         int i;
2883
2884         amdgpu_crtc = kzalloc(sizeof(struct amdgpu_crtc) +
2885                               (AMDGPUFB_CONN_LIMIT * sizeof(struct drm_connector *)), GFP_KERNEL);
2886         if (amdgpu_crtc == NULL)
2887                 return -ENOMEM;
2888
2889         drm_crtc_init(adev->ddev, &amdgpu_crtc->base, &dce_v10_0_crtc_funcs);
2890
2891         drm_mode_crtc_set_gamma_size(&amdgpu_crtc->base, 256);
2892         amdgpu_crtc->crtc_id = index;
2893         amdgpu_crtc->pflip_queue = create_singlethread_workqueue("amdgpu-pageflip-queue");
2894         adev->mode_info.crtcs[index] = amdgpu_crtc;
2895
2896         amdgpu_crtc->max_cursor_width = 128;
2897         amdgpu_crtc->max_cursor_height = 128;
2898         adev->ddev->mode_config.cursor_width = amdgpu_crtc->max_cursor_width;
2899         adev->ddev->mode_config.cursor_height = amdgpu_crtc->max_cursor_height;
2900
2901         for (i = 0; i < 256; i++) {
2902                 amdgpu_crtc->lut_r[i] = i << 2;
2903                 amdgpu_crtc->lut_g[i] = i << 2;
2904                 amdgpu_crtc->lut_b[i] = i << 2;
2905         }
2906
2907         switch (amdgpu_crtc->crtc_id) {
2908         case 0:
2909         default:
2910                 amdgpu_crtc->crtc_offset = CRTC0_REGISTER_OFFSET;
2911                 break;
2912         case 1:
2913                 amdgpu_crtc->crtc_offset = CRTC1_REGISTER_OFFSET;
2914                 break;
2915         case 2:
2916                 amdgpu_crtc->crtc_offset = CRTC2_REGISTER_OFFSET;
2917                 break;
2918         case 3:
2919                 amdgpu_crtc->crtc_offset = CRTC3_REGISTER_OFFSET;
2920                 break;
2921         case 4:
2922                 amdgpu_crtc->crtc_offset = CRTC4_REGISTER_OFFSET;
2923                 break;
2924         case 5:
2925                 amdgpu_crtc->crtc_offset = CRTC5_REGISTER_OFFSET;
2926                 break;
2927         }
2928
2929         amdgpu_crtc->pll_id = ATOM_PPLL_INVALID;
2930         amdgpu_crtc->adjusted_clock = 0;
2931         amdgpu_crtc->encoder = NULL;
2932         amdgpu_crtc->connector = NULL;
2933         drm_crtc_helper_add(&amdgpu_crtc->base, &dce_v10_0_crtc_helper_funcs);
2934
2935         return 0;
2936 }
2937
2938 static int dce_v10_0_early_init(void *handle)
2939 {
2940         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2941
2942         adev->audio_endpt_rreg = &dce_v10_0_audio_endpt_rreg;
2943         adev->audio_endpt_wreg = &dce_v10_0_audio_endpt_wreg;
2944
2945         dce_v10_0_set_display_funcs(adev);
2946         dce_v10_0_set_irq_funcs(adev);
2947
2948         switch (adev->asic_type) {
2949         case CHIP_FIJI:
2950         case CHIP_TONGA:
2951                 adev->mode_info.num_crtc = 6; /* XXX 7??? */
2952                 adev->mode_info.num_hpd = 6;
2953                 adev->mode_info.num_dig = 7;
2954                 break;
2955         default:
2956                 /* FIXME: not supported yet */
2957                 return -EINVAL;
2958         }
2959
2960         return 0;
2961 }
2962
2963 static int dce_v10_0_sw_init(void *handle)
2964 {
2965         int r, i;
2966         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2967
2968         for (i = 0; i < adev->mode_info.num_crtc; i++) {
2969                 r = amdgpu_irq_add_id(adev, i + 1, &adev->crtc_irq);
2970                 if (r)
2971                         return r;
2972         }
2973
2974         for (i = 8; i < 20; i += 2) {
2975                 r = amdgpu_irq_add_id(adev, i, &adev->pageflip_irq);
2976                 if (r)
2977                         return r;
2978         }
2979
2980         /* HPD hotplug */
2981         r = amdgpu_irq_add_id(adev, 42, &adev->hpd_irq);
2982         if (r)
2983                 return r;
2984
2985         adev->mode_info.mode_config_initialized = true;
2986
2987         adev->ddev->mode_config.funcs = &amdgpu_mode_funcs;
2988
2989         adev->ddev->mode_config.max_width = 16384;
2990         adev->ddev->mode_config.max_height = 16384;
2991
2992         adev->ddev->mode_config.preferred_depth = 24;
2993         adev->ddev->mode_config.prefer_shadow = 1;
2994
2995         adev->ddev->mode_config.fb_base = adev->mc.aper_base;
2996
2997         r = amdgpu_modeset_create_props(adev);
2998         if (r)
2999                 return r;
3000
3001         adev->ddev->mode_config.max_width = 16384;
3002         adev->ddev->mode_config.max_height = 16384;
3003
3004         /* allocate crtcs */
3005         for (i = 0; i < adev->mode_info.num_crtc; i++) {
3006                 r = dce_v10_0_crtc_init(adev, i);
3007                 if (r)
3008                         return r;
3009         }
3010
3011         if (amdgpu_atombios_get_connector_info_from_object_table(adev))
3012                 amdgpu_print_display_setup(adev->ddev);
3013         else
3014                 return -EINVAL;
3015
3016         /* setup afmt */
3017         dce_v10_0_afmt_init(adev);
3018
3019         r = dce_v10_0_audio_init(adev);
3020         if (r)
3021                 return r;
3022
3023         drm_kms_helper_poll_init(adev->ddev);
3024
3025         return r;
3026 }
3027
3028 static int dce_v10_0_sw_fini(void *handle)
3029 {
3030         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3031
3032         kfree(adev->mode_info.bios_hardcoded_edid);
3033
3034         drm_kms_helper_poll_fini(adev->ddev);
3035
3036         dce_v10_0_audio_fini(adev);
3037
3038         dce_v10_0_afmt_fini(adev);
3039
3040         drm_mode_config_cleanup(adev->ddev);
3041         adev->mode_info.mode_config_initialized = false;
3042
3043         return 0;
3044 }
3045
3046 static int dce_v10_0_hw_init(void *handle)
3047 {
3048         int i;
3049         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3050
3051         dce_v10_0_init_golden_registers(adev);
3052
3053         /* init dig PHYs, disp eng pll */
3054         amdgpu_atombios_encoder_init_dig(adev);
3055         amdgpu_atombios_crtc_set_disp_eng_pll(adev, adev->clock.default_dispclk);
3056
3057         /* initialize hpd */
3058         dce_v10_0_hpd_init(adev);
3059
3060         for (i = 0; i < adev->mode_info.audio.num_pins; i++) {
3061                 dce_v10_0_audio_enable(adev, &adev->mode_info.audio.pin[i], false);
3062         }
3063
3064         dce_v10_0_pageflip_interrupt_init(adev);
3065
3066         return 0;
3067 }
3068
3069 static int dce_v10_0_hw_fini(void *handle)
3070 {
3071         int i;
3072         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3073
3074         dce_v10_0_hpd_fini(adev);
3075
3076         for (i = 0; i < adev->mode_info.audio.num_pins; i++) {
3077                 dce_v10_0_audio_enable(adev, &adev->mode_info.audio.pin[i], false);
3078         }
3079
3080         dce_v10_0_pageflip_interrupt_fini(adev);
3081
3082         return 0;
3083 }
3084
3085 static int dce_v10_0_suspend(void *handle)
3086 {
3087         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3088
3089         amdgpu_atombios_scratch_regs_save(adev);
3090
3091         return dce_v10_0_hw_fini(handle);
3092 }
3093
3094 static int dce_v10_0_resume(void *handle)
3095 {
3096         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3097         int ret;
3098
3099         ret = dce_v10_0_hw_init(handle);
3100
3101         amdgpu_atombios_scratch_regs_restore(adev);
3102
3103         /* turn on the BL */
3104         if (adev->mode_info.bl_encoder) {
3105                 u8 bl_level = amdgpu_display_backlight_get_level(adev,
3106                                                                   adev->mode_info.bl_encoder);
3107                 amdgpu_display_backlight_set_level(adev, adev->mode_info.bl_encoder,
3108                                                     bl_level);
3109         }
3110
3111         return ret;
3112 }
3113
3114 static bool dce_v10_0_is_idle(void *handle)
3115 {
3116         return true;
3117 }
3118
3119 static int dce_v10_0_wait_for_idle(void *handle)
3120 {
3121         return 0;
3122 }
3123
3124 static void dce_v10_0_print_status(void *handle)
3125 {
3126         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3127
3128         dev_info(adev->dev, "DCE 10.x registers\n");
3129         /* XXX todo */
3130 }
3131
3132 static int dce_v10_0_soft_reset(void *handle)
3133 {
3134         u32 srbm_soft_reset = 0, tmp;
3135         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3136
3137         if (dce_v10_0_is_display_hung(adev))
3138                 srbm_soft_reset |= SRBM_SOFT_RESET__SOFT_RESET_DC_MASK;
3139
3140         if (srbm_soft_reset) {
3141                 dce_v10_0_print_status((void *)adev);
3142
3143                 tmp = RREG32(mmSRBM_SOFT_RESET);
3144                 tmp |= srbm_soft_reset;
3145                 dev_info(adev->dev, "SRBM_SOFT_RESET=0x%08X\n", tmp);
3146                 WREG32(mmSRBM_SOFT_RESET, tmp);
3147                 tmp = RREG32(mmSRBM_SOFT_RESET);
3148
3149                 udelay(50);
3150
3151                 tmp &= ~srbm_soft_reset;
3152                 WREG32(mmSRBM_SOFT_RESET, tmp);
3153                 tmp = RREG32(mmSRBM_SOFT_RESET);
3154
3155                 /* Wait a little for things to settle down */
3156                 udelay(50);
3157                 dce_v10_0_print_status((void *)adev);
3158         }
3159         return 0;
3160 }
3161
3162 static void dce_v10_0_set_crtc_vblank_interrupt_state(struct amdgpu_device *adev,
3163                                                      int crtc,
3164                                                      enum amdgpu_interrupt_state state)
3165 {
3166         u32 lb_interrupt_mask;
3167
3168         if (crtc >= adev->mode_info.num_crtc) {
3169                 DRM_DEBUG("invalid crtc %d\n", crtc);
3170                 return;
3171         }
3172
3173         switch (state) {
3174         case AMDGPU_IRQ_STATE_DISABLE:
3175                 lb_interrupt_mask = RREG32(mmLB_INTERRUPT_MASK + crtc_offsets[crtc]);
3176                 lb_interrupt_mask = REG_SET_FIELD(lb_interrupt_mask, LB_INTERRUPT_MASK,
3177                                                   VBLANK_INTERRUPT_MASK, 0);
3178                 WREG32(mmLB_INTERRUPT_MASK + crtc_offsets[crtc], lb_interrupt_mask);
3179                 break;
3180         case AMDGPU_IRQ_STATE_ENABLE:
3181                 lb_interrupt_mask = RREG32(mmLB_INTERRUPT_MASK + crtc_offsets[crtc]);
3182                 lb_interrupt_mask = REG_SET_FIELD(lb_interrupt_mask, LB_INTERRUPT_MASK,
3183                                                   VBLANK_INTERRUPT_MASK, 1);
3184                 WREG32(mmLB_INTERRUPT_MASK + crtc_offsets[crtc], lb_interrupt_mask);
3185                 break;
3186         default:
3187                 break;
3188         }
3189 }
3190
3191 static void dce_v10_0_set_crtc_vline_interrupt_state(struct amdgpu_device *adev,
3192                                                     int crtc,
3193                                                     enum amdgpu_interrupt_state state)
3194 {
3195         u32 lb_interrupt_mask;
3196
3197         if (crtc >= adev->mode_info.num_crtc) {
3198                 DRM_DEBUG("invalid crtc %d\n", crtc);
3199                 return;
3200         }
3201
3202         switch (state) {
3203         case AMDGPU_IRQ_STATE_DISABLE:
3204                 lb_interrupt_mask = RREG32(mmLB_INTERRUPT_MASK + crtc_offsets[crtc]);
3205                 lb_interrupt_mask = REG_SET_FIELD(lb_interrupt_mask, LB_INTERRUPT_MASK,
3206                                                   VLINE_INTERRUPT_MASK, 0);
3207                 WREG32(mmLB_INTERRUPT_MASK + crtc_offsets[crtc], lb_interrupt_mask);
3208                 break;
3209         case AMDGPU_IRQ_STATE_ENABLE:
3210                 lb_interrupt_mask = RREG32(mmLB_INTERRUPT_MASK + crtc_offsets[crtc]);
3211                 lb_interrupt_mask = REG_SET_FIELD(lb_interrupt_mask, LB_INTERRUPT_MASK,
3212                                                   VLINE_INTERRUPT_MASK, 1);
3213                 WREG32(mmLB_INTERRUPT_MASK + crtc_offsets[crtc], lb_interrupt_mask);
3214                 break;
3215         default:
3216                 break;
3217         }
3218 }
3219
3220 static int dce_v10_0_set_hpd_irq_state(struct amdgpu_device *adev,
3221                                        struct amdgpu_irq_src *source,
3222                                        unsigned hpd,
3223                                        enum amdgpu_interrupt_state state)
3224 {
3225         u32 tmp;
3226
3227         if (hpd >= adev->mode_info.num_hpd) {
3228                 DRM_DEBUG("invalid hdp %d\n", hpd);
3229                 return 0;
3230         }
3231
3232         switch (state) {
3233         case AMDGPU_IRQ_STATE_DISABLE:
3234                 tmp = RREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[hpd]);
3235                 tmp = REG_SET_FIELD(tmp, DC_HPD_INT_CONTROL, DC_HPD_INT_EN, 0);
3236                 WREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[hpd], tmp);
3237                 break;
3238         case AMDGPU_IRQ_STATE_ENABLE:
3239                 tmp = RREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[hpd]);
3240                 tmp = REG_SET_FIELD(tmp, DC_HPD_INT_CONTROL, DC_HPD_INT_EN, 1);
3241                 WREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[hpd], tmp);
3242                 break;
3243         default:
3244                 break;
3245         }
3246
3247         return 0;
3248 }
3249
3250 static int dce_v10_0_set_crtc_irq_state(struct amdgpu_device *adev,
3251                                         struct amdgpu_irq_src *source,
3252                                         unsigned type,
3253                                         enum amdgpu_interrupt_state state)
3254 {
3255         switch (type) {
3256         case AMDGPU_CRTC_IRQ_VBLANK1:
3257                 dce_v10_0_set_crtc_vblank_interrupt_state(adev, 0, state);
3258                 break;
3259         case AMDGPU_CRTC_IRQ_VBLANK2:
3260                 dce_v10_0_set_crtc_vblank_interrupt_state(adev, 1, state);
3261                 break;
3262         case AMDGPU_CRTC_IRQ_VBLANK3:
3263                 dce_v10_0_set_crtc_vblank_interrupt_state(adev, 2, state);
3264                 break;
3265         case AMDGPU_CRTC_IRQ_VBLANK4:
3266                 dce_v10_0_set_crtc_vblank_interrupt_state(adev, 3, state);
3267                 break;
3268         case AMDGPU_CRTC_IRQ_VBLANK5:
3269                 dce_v10_0_set_crtc_vblank_interrupt_state(adev, 4, state);
3270                 break;
3271         case AMDGPU_CRTC_IRQ_VBLANK6:
3272                 dce_v10_0_set_crtc_vblank_interrupt_state(adev, 5, state);
3273                 break;
3274         case AMDGPU_CRTC_IRQ_VLINE1:
3275                 dce_v10_0_set_crtc_vline_interrupt_state(adev, 0, state);
3276                 break;
3277         case AMDGPU_CRTC_IRQ_VLINE2:
3278                 dce_v10_0_set_crtc_vline_interrupt_state(adev, 1, state);
3279                 break;
3280         case AMDGPU_CRTC_IRQ_VLINE3:
3281                 dce_v10_0_set_crtc_vline_interrupt_state(adev, 2, state);
3282                 break;
3283         case AMDGPU_CRTC_IRQ_VLINE4:
3284                 dce_v10_0_set_crtc_vline_interrupt_state(adev, 3, state);
3285                 break;
3286         case AMDGPU_CRTC_IRQ_VLINE5:
3287                 dce_v10_0_set_crtc_vline_interrupt_state(adev, 4, state);
3288                 break;
3289         case AMDGPU_CRTC_IRQ_VLINE6:
3290                 dce_v10_0_set_crtc_vline_interrupt_state(adev, 5, state);
3291                 break;
3292         default:
3293                 break;
3294         }
3295         return 0;
3296 }
3297
3298 static int dce_v10_0_set_pageflip_irq_state(struct amdgpu_device *adev,
3299                                             struct amdgpu_irq_src *src,
3300                                             unsigned type,
3301                                             enum amdgpu_interrupt_state state)
3302 {
3303         u32 reg;
3304
3305         if (type >= adev->mode_info.num_crtc) {
3306                 DRM_ERROR("invalid pageflip crtc %d\n", type);
3307                 return -EINVAL;
3308         }
3309
3310         reg = RREG32(mmGRPH_INTERRUPT_CONTROL + crtc_offsets[type]);
3311         if (state == AMDGPU_IRQ_STATE_DISABLE)
3312                 WREG32(mmGRPH_INTERRUPT_CONTROL + crtc_offsets[type],
3313                        reg & ~GRPH_INTERRUPT_CONTROL__GRPH_PFLIP_INT_MASK_MASK);
3314         else
3315                 WREG32(mmGRPH_INTERRUPT_CONTROL + crtc_offsets[type],
3316                        reg | GRPH_INTERRUPT_CONTROL__GRPH_PFLIP_INT_MASK_MASK);
3317
3318         return 0;
3319 }
3320
3321 static int dce_v10_0_pageflip_irq(struct amdgpu_device *adev,
3322                                   struct amdgpu_irq_src *source,
3323                                   struct amdgpu_iv_entry *entry)
3324 {
3325         unsigned long flags;
3326         unsigned crtc_id;
3327         struct amdgpu_crtc *amdgpu_crtc;
3328         struct amdgpu_flip_work *works;
3329
3330         crtc_id = (entry->src_id - 8) >> 1;
3331         amdgpu_crtc = adev->mode_info.crtcs[crtc_id];
3332
3333         if (crtc_id >= adev->mode_info.num_crtc) {
3334                 DRM_ERROR("invalid pageflip crtc %d\n", crtc_id);
3335                 return -EINVAL;
3336         }
3337
3338         if (RREG32(mmGRPH_INTERRUPT_STATUS + crtc_offsets[crtc_id]) &
3339             GRPH_INTERRUPT_STATUS__GRPH_PFLIP_INT_OCCURRED_MASK)
3340                 WREG32(mmGRPH_INTERRUPT_STATUS + crtc_offsets[crtc_id],
3341                        GRPH_INTERRUPT_STATUS__GRPH_PFLIP_INT_CLEAR_MASK);
3342
3343         /* IRQ could occur when in initial stage */
3344         if (amdgpu_crtc == NULL)
3345                 return 0;
3346
3347         spin_lock_irqsave(&adev->ddev->event_lock, flags);
3348         works = amdgpu_crtc->pflip_works;
3349         if (amdgpu_crtc->pflip_status != AMDGPU_FLIP_SUBMITTED) {
3350                 DRM_DEBUG_DRIVER("amdgpu_crtc->pflip_status = %d != "
3351                                                  "AMDGPU_FLIP_SUBMITTED(%d)\n",
3352                                                  amdgpu_crtc->pflip_status,
3353                                                  AMDGPU_FLIP_SUBMITTED);
3354                 spin_unlock_irqrestore(&adev->ddev->event_lock, flags);
3355                 return 0;
3356         }
3357
3358         /* page flip completed. clean up */
3359         amdgpu_crtc->pflip_status = AMDGPU_FLIP_NONE;
3360         amdgpu_crtc->pflip_works = NULL;
3361
3362         /* wakeup usersapce */
3363         if (works->event)
3364                 drm_send_vblank_event(adev->ddev, crtc_id, works->event);
3365
3366         spin_unlock_irqrestore(&adev->ddev->event_lock, flags);
3367
3368         drm_vblank_put(adev->ddev, amdgpu_crtc->crtc_id);
3369         queue_work(amdgpu_crtc->pflip_queue, &works->unpin_work);
3370
3371         return 0;
3372 }
3373
3374 static void dce_v10_0_hpd_int_ack(struct amdgpu_device *adev,
3375                                   int hpd)
3376 {
3377         u32 tmp;
3378
3379         if (hpd >= adev->mode_info.num_hpd) {
3380                 DRM_DEBUG("invalid hdp %d\n", hpd);
3381                 return;
3382         }
3383
3384         tmp = RREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[hpd]);
3385         tmp = REG_SET_FIELD(tmp, DC_HPD_INT_CONTROL, DC_HPD_INT_ACK, 1);
3386         WREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[hpd], tmp);
3387 }
3388
3389 static void dce_v10_0_crtc_vblank_int_ack(struct amdgpu_device *adev,
3390                                           int crtc)
3391 {
3392         u32 tmp;
3393
3394         if (crtc >= adev->mode_info.num_crtc) {
3395                 DRM_DEBUG("invalid crtc %d\n", crtc);
3396                 return;
3397         }
3398
3399         tmp = RREG32(mmLB_VBLANK_STATUS + crtc_offsets[crtc]);
3400         tmp = REG_SET_FIELD(tmp, LB_VBLANK_STATUS, VBLANK_ACK, 1);
3401         WREG32(mmLB_VBLANK_STATUS + crtc_offsets[crtc], tmp);
3402 }
3403
3404 static void dce_v10_0_crtc_vline_int_ack(struct amdgpu_device *adev,
3405                                          int crtc)
3406 {
3407         u32 tmp;
3408
3409         if (crtc >= adev->mode_info.num_crtc) {
3410                 DRM_DEBUG("invalid crtc %d\n", crtc);
3411                 return;
3412         }
3413
3414         tmp = RREG32(mmLB_VLINE_STATUS + crtc_offsets[crtc]);
3415         tmp = REG_SET_FIELD(tmp, LB_VLINE_STATUS, VLINE_ACK, 1);
3416         WREG32(mmLB_VLINE_STATUS + crtc_offsets[crtc], tmp);
3417 }
3418
3419 static int dce_v10_0_crtc_irq(struct amdgpu_device *adev,
3420                               struct amdgpu_irq_src *source,
3421                               struct amdgpu_iv_entry *entry)
3422 {
3423         unsigned crtc = entry->src_id - 1;
3424         uint32_t disp_int = RREG32(interrupt_status_offsets[crtc].reg);
3425         unsigned irq_type = amdgpu_crtc_idx_to_irq_type(adev, crtc);
3426
3427         switch (entry->src_data) {
3428         case 0: /* vblank */
3429                 if (disp_int & interrupt_status_offsets[crtc].vblank)
3430                         dce_v10_0_crtc_vblank_int_ack(adev, crtc);
3431                 else
3432                         DRM_DEBUG("IH: IH event w/o asserted irq bit?\n");
3433
3434                 if (amdgpu_irq_enabled(adev, source, irq_type)) {
3435                         drm_handle_vblank(adev->ddev, crtc);
3436                 }
3437                 DRM_DEBUG("IH: D%d vblank\n", crtc + 1);
3438
3439                 break;
3440         case 1: /* vline */
3441                 if (disp_int & interrupt_status_offsets[crtc].vline)
3442                         dce_v10_0_crtc_vline_int_ack(adev, crtc);
3443                 else
3444                         DRM_DEBUG("IH: IH event w/o asserted irq bit?\n");
3445
3446                 DRM_DEBUG("IH: D%d vline\n", crtc + 1);
3447
3448                 break;
3449         default:
3450                 DRM_DEBUG("Unhandled interrupt: %d %d\n", entry->src_id, entry->src_data);
3451                 break;
3452         }
3453
3454         return 0;
3455 }
3456
3457 static int dce_v10_0_hpd_irq(struct amdgpu_device *adev,
3458                              struct amdgpu_irq_src *source,
3459                              struct amdgpu_iv_entry *entry)
3460 {
3461         uint32_t disp_int, mask;
3462         unsigned hpd;
3463
3464         if (entry->src_data >= adev->mode_info.num_hpd) {
3465                 DRM_DEBUG("Unhandled interrupt: %d %d\n", entry->src_id, entry->src_data);
3466                 return 0;
3467         }
3468
3469         hpd = entry->src_data;
3470         disp_int = RREG32(interrupt_status_offsets[hpd].reg);
3471         mask = interrupt_status_offsets[hpd].hpd;
3472
3473         if (disp_int & mask) {
3474                 dce_v10_0_hpd_int_ack(adev, hpd);
3475                 schedule_work(&adev->hotplug_work);
3476                 DRM_DEBUG("IH: HPD%d\n", hpd + 1);
3477         }
3478
3479         return 0;
3480 }
3481
3482 static int dce_v10_0_set_clockgating_state(void *handle,
3483                                           enum amd_clockgating_state state)
3484 {
3485         return 0;
3486 }
3487
3488 static int dce_v10_0_set_powergating_state(void *handle,
3489                                           enum amd_powergating_state state)
3490 {
3491         return 0;
3492 }
3493
3494 const struct amd_ip_funcs dce_v10_0_ip_funcs = {
3495         .early_init = dce_v10_0_early_init,
3496         .late_init = NULL,
3497         .sw_init = dce_v10_0_sw_init,
3498         .sw_fini = dce_v10_0_sw_fini,
3499         .hw_init = dce_v10_0_hw_init,
3500         .hw_fini = dce_v10_0_hw_fini,
3501         .suspend = dce_v10_0_suspend,
3502         .resume = dce_v10_0_resume,
3503         .is_idle = dce_v10_0_is_idle,
3504         .wait_for_idle = dce_v10_0_wait_for_idle,
3505         .soft_reset = dce_v10_0_soft_reset,
3506         .print_status = dce_v10_0_print_status,
3507         .set_clockgating_state = dce_v10_0_set_clockgating_state,
3508         .set_powergating_state = dce_v10_0_set_powergating_state,
3509 };
3510
3511 static void
3512 dce_v10_0_encoder_mode_set(struct drm_encoder *encoder,
3513                           struct drm_display_mode *mode,
3514                           struct drm_display_mode *adjusted_mode)
3515 {
3516         struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
3517
3518         amdgpu_encoder->pixel_clock = adjusted_mode->clock;
3519
3520         /* need to call this here rather than in prepare() since we need some crtc info */
3521         amdgpu_atombios_encoder_dpms(encoder, DRM_MODE_DPMS_OFF);
3522
3523         /* set scaler clears this on some chips */
3524         dce_v10_0_set_interleave(encoder->crtc, mode);
3525
3526         if (amdgpu_atombios_encoder_get_encoder_mode(encoder) == ATOM_ENCODER_MODE_HDMI) {
3527                 dce_v10_0_afmt_enable(encoder, true);
3528                 dce_v10_0_afmt_setmode(encoder, adjusted_mode);
3529         }
3530 }
3531
3532 static void dce_v10_0_encoder_prepare(struct drm_encoder *encoder)
3533 {
3534         struct amdgpu_device *adev = encoder->dev->dev_private;
3535         struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
3536         struct drm_connector *connector = amdgpu_get_connector_for_encoder(encoder);
3537
3538         if ((amdgpu_encoder->active_device &
3539              (ATOM_DEVICE_DFP_SUPPORT | ATOM_DEVICE_LCD_SUPPORT)) ||
3540             (amdgpu_encoder_get_dp_bridge_encoder_id(encoder) !=
3541              ENCODER_OBJECT_ID_NONE)) {
3542                 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
3543                 if (dig) {
3544                         dig->dig_encoder = dce_v10_0_pick_dig_encoder(encoder);
3545                         if (amdgpu_encoder->active_device & ATOM_DEVICE_DFP_SUPPORT)
3546                                 dig->afmt = adev->mode_info.afmt[dig->dig_encoder];
3547                 }
3548         }
3549
3550         amdgpu_atombios_scratch_regs_lock(adev, true);
3551
3552         if (connector) {
3553                 struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector);
3554
3555                 /* select the clock/data port if it uses a router */
3556                 if (amdgpu_connector->router.cd_valid)
3557                         amdgpu_i2c_router_select_cd_port(amdgpu_connector);
3558
3559                 /* turn eDP panel on for mode set */
3560                 if (connector->connector_type == DRM_MODE_CONNECTOR_eDP)
3561                         amdgpu_atombios_encoder_set_edp_panel_power(connector,
3562                                                              ATOM_TRANSMITTER_ACTION_POWER_ON);
3563         }
3564
3565         /* this is needed for the pll/ss setup to work correctly in some cases */
3566         amdgpu_atombios_encoder_set_crtc_source(encoder);
3567         /* set up the FMT blocks */
3568         dce_v10_0_program_fmt(encoder);
3569 }
3570
3571 static void dce_v10_0_encoder_commit(struct drm_encoder *encoder)
3572 {
3573         struct drm_device *dev = encoder->dev;
3574         struct amdgpu_device *adev = dev->dev_private;
3575
3576         /* need to call this here as we need the crtc set up */
3577         amdgpu_atombios_encoder_dpms(encoder, DRM_MODE_DPMS_ON);
3578         amdgpu_atombios_scratch_regs_lock(adev, false);
3579 }
3580
3581 static void dce_v10_0_encoder_disable(struct drm_encoder *encoder)
3582 {
3583         struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
3584         struct amdgpu_encoder_atom_dig *dig;
3585
3586         amdgpu_atombios_encoder_dpms(encoder, DRM_MODE_DPMS_OFF);
3587
3588         if (amdgpu_atombios_encoder_is_digital(encoder)) {
3589                 if (amdgpu_atombios_encoder_get_encoder_mode(encoder) == ATOM_ENCODER_MODE_HDMI)
3590                         dce_v10_0_afmt_enable(encoder, false);
3591                 dig = amdgpu_encoder->enc_priv;
3592                 dig->dig_encoder = -1;
3593         }
3594         amdgpu_encoder->active_device = 0;
3595 }
3596
3597 /* these are handled by the primary encoders */
3598 static void dce_v10_0_ext_prepare(struct drm_encoder *encoder)
3599 {
3600
3601 }
3602
3603 static void dce_v10_0_ext_commit(struct drm_encoder *encoder)
3604 {
3605
3606 }
3607
3608 static void
3609 dce_v10_0_ext_mode_set(struct drm_encoder *encoder,
3610                       struct drm_display_mode *mode,
3611                       struct drm_display_mode *adjusted_mode)
3612 {
3613
3614 }
3615
3616 static void dce_v10_0_ext_disable(struct drm_encoder *encoder)
3617 {
3618
3619 }
3620
3621 static void
3622 dce_v10_0_ext_dpms(struct drm_encoder *encoder, int mode)
3623 {
3624
3625 }
3626
3627 static bool dce_v10_0_ext_mode_fixup(struct drm_encoder *encoder,
3628                                     const struct drm_display_mode *mode,
3629                                     struct drm_display_mode *adjusted_mode)
3630 {
3631         return true;
3632 }
3633
3634 static const struct drm_encoder_helper_funcs dce_v10_0_ext_helper_funcs = {
3635         .dpms = dce_v10_0_ext_dpms,
3636         .mode_fixup = dce_v10_0_ext_mode_fixup,
3637         .prepare = dce_v10_0_ext_prepare,
3638         .mode_set = dce_v10_0_ext_mode_set,
3639         .commit = dce_v10_0_ext_commit,
3640         .disable = dce_v10_0_ext_disable,
3641         /* no detect for TMDS/LVDS yet */
3642 };
3643
3644 static const struct drm_encoder_helper_funcs dce_v10_0_dig_helper_funcs = {
3645         .dpms = amdgpu_atombios_encoder_dpms,
3646         .mode_fixup = amdgpu_atombios_encoder_mode_fixup,
3647         .prepare = dce_v10_0_encoder_prepare,
3648         .mode_set = dce_v10_0_encoder_mode_set,
3649         .commit = dce_v10_0_encoder_commit,
3650         .disable = dce_v10_0_encoder_disable,
3651         .detect = amdgpu_atombios_encoder_dig_detect,
3652 };
3653
3654 static const struct drm_encoder_helper_funcs dce_v10_0_dac_helper_funcs = {
3655         .dpms = amdgpu_atombios_encoder_dpms,
3656         .mode_fixup = amdgpu_atombios_encoder_mode_fixup,
3657         .prepare = dce_v10_0_encoder_prepare,
3658         .mode_set = dce_v10_0_encoder_mode_set,
3659         .commit = dce_v10_0_encoder_commit,
3660         .detect = amdgpu_atombios_encoder_dac_detect,
3661 };
3662
3663 static void dce_v10_0_encoder_destroy(struct drm_encoder *encoder)
3664 {
3665         struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
3666         if (amdgpu_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT))
3667                 amdgpu_atombios_encoder_fini_backlight(amdgpu_encoder);
3668         kfree(amdgpu_encoder->enc_priv);
3669         drm_encoder_cleanup(encoder);
3670         kfree(amdgpu_encoder);
3671 }
3672
3673 static const struct drm_encoder_funcs dce_v10_0_encoder_funcs = {
3674         .destroy = dce_v10_0_encoder_destroy,
3675 };
3676
3677 static void dce_v10_0_encoder_add(struct amdgpu_device *adev,
3678                                  uint32_t encoder_enum,
3679                                  uint32_t supported_device,
3680                                  u16 caps)
3681 {
3682         struct drm_device *dev = adev->ddev;
3683         struct drm_encoder *encoder;
3684         struct amdgpu_encoder *amdgpu_encoder;
3685
3686         /* see if we already added it */
3687         list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
3688                 amdgpu_encoder = to_amdgpu_encoder(encoder);
3689                 if (amdgpu_encoder->encoder_enum == encoder_enum) {
3690                         amdgpu_encoder->devices |= supported_device;
3691                         return;
3692                 }
3693
3694         }
3695
3696         /* add a new one */
3697         amdgpu_encoder = kzalloc(sizeof(struct amdgpu_encoder), GFP_KERNEL);
3698         if (!amdgpu_encoder)
3699                 return;
3700
3701         encoder = &amdgpu_encoder->base;
3702         switch (adev->mode_info.num_crtc) {
3703         case 1:
3704                 encoder->possible_crtcs = 0x1;
3705                 break;
3706         case 2:
3707         default:
3708                 encoder->possible_crtcs = 0x3;
3709                 break;
3710         case 4:
3711                 encoder->possible_crtcs = 0xf;
3712                 break;
3713         case 6:
3714                 encoder->possible_crtcs = 0x3f;
3715                 break;
3716         }
3717
3718         amdgpu_encoder->enc_priv = NULL;
3719
3720         amdgpu_encoder->encoder_enum = encoder_enum;
3721         amdgpu_encoder->encoder_id = (encoder_enum & OBJECT_ID_MASK) >> OBJECT_ID_SHIFT;
3722         amdgpu_encoder->devices = supported_device;
3723         amdgpu_encoder->rmx_type = RMX_OFF;
3724         amdgpu_encoder->underscan_type = UNDERSCAN_OFF;
3725         amdgpu_encoder->is_ext_encoder = false;
3726         amdgpu_encoder->caps = caps;
3727
3728         switch (amdgpu_encoder->encoder_id) {
3729         case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1:
3730         case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2:
3731                 drm_encoder_init(dev, encoder, &dce_v10_0_encoder_funcs,
3732                                  DRM_MODE_ENCODER_DAC);
3733                 drm_encoder_helper_add(encoder, &dce_v10_0_dac_helper_funcs);
3734                 break;
3735         case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1:
3736         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
3737         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
3738         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
3739         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
3740                 if (amdgpu_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
3741                         amdgpu_encoder->rmx_type = RMX_FULL;
3742                         drm_encoder_init(dev, encoder, &dce_v10_0_encoder_funcs,
3743                                          DRM_MODE_ENCODER_LVDS);
3744                         amdgpu_encoder->enc_priv = amdgpu_atombios_encoder_get_lcd_info(amdgpu_encoder);
3745                 } else if (amdgpu_encoder->devices & (ATOM_DEVICE_CRT_SUPPORT)) {
3746                         drm_encoder_init(dev, encoder, &dce_v10_0_encoder_funcs,
3747                                          DRM_MODE_ENCODER_DAC);
3748                         amdgpu_encoder->enc_priv = amdgpu_atombios_encoder_get_dig_info(amdgpu_encoder);
3749                 } else {
3750                         drm_encoder_init(dev, encoder, &dce_v10_0_encoder_funcs,
3751                                          DRM_MODE_ENCODER_TMDS);
3752                         amdgpu_encoder->enc_priv = amdgpu_atombios_encoder_get_dig_info(amdgpu_encoder);
3753                 }
3754                 drm_encoder_helper_add(encoder, &dce_v10_0_dig_helper_funcs);
3755                 break;
3756         case ENCODER_OBJECT_ID_SI170B:
3757         case ENCODER_OBJECT_ID_CH7303:
3758         case ENCODER_OBJECT_ID_EXTERNAL_SDVOA:
3759         case ENCODER_OBJECT_ID_EXTERNAL_SDVOB:
3760         case ENCODER_OBJECT_ID_TITFP513:
3761         case ENCODER_OBJECT_ID_VT1623:
3762         case ENCODER_OBJECT_ID_HDMI_SI1930:
3763         case ENCODER_OBJECT_ID_TRAVIS:
3764         case ENCODER_OBJECT_ID_NUTMEG:
3765                 /* these are handled by the primary encoders */
3766                 amdgpu_encoder->is_ext_encoder = true;
3767                 if (amdgpu_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT))
3768                         drm_encoder_init(dev, encoder, &dce_v10_0_encoder_funcs,
3769                                          DRM_MODE_ENCODER_LVDS);
3770                 else if (amdgpu_encoder->devices & (ATOM_DEVICE_CRT_SUPPORT))
3771                         drm_encoder_init(dev, encoder, &dce_v10_0_encoder_funcs,
3772                                          DRM_MODE_ENCODER_DAC);
3773                 else
3774                         drm_encoder_init(dev, encoder, &dce_v10_0_encoder_funcs,
3775                                          DRM_MODE_ENCODER_TMDS);
3776                 drm_encoder_helper_add(encoder, &dce_v10_0_ext_helper_funcs);
3777                 break;
3778         }
3779 }
3780
3781 static const struct amdgpu_display_funcs dce_v10_0_display_funcs = {
3782         .set_vga_render_state = &dce_v10_0_set_vga_render_state,
3783         .bandwidth_update = &dce_v10_0_bandwidth_update,
3784         .vblank_get_counter = &dce_v10_0_vblank_get_counter,
3785         .vblank_wait = &dce_v10_0_vblank_wait,
3786         .is_display_hung = &dce_v10_0_is_display_hung,
3787         .backlight_set_level = &amdgpu_atombios_encoder_set_backlight_level,
3788         .backlight_get_level = &amdgpu_atombios_encoder_get_backlight_level,
3789         .hpd_sense = &dce_v10_0_hpd_sense,
3790         .hpd_set_polarity = &dce_v10_0_hpd_set_polarity,
3791         .hpd_get_gpio_reg = &dce_v10_0_hpd_get_gpio_reg,
3792         .page_flip = &dce_v10_0_page_flip,
3793         .page_flip_get_scanoutpos = &dce_v10_0_crtc_get_scanoutpos,
3794         .add_encoder = &dce_v10_0_encoder_add,
3795         .add_connector = &amdgpu_connector_add,
3796         .stop_mc_access = &dce_v10_0_stop_mc_access,
3797         .resume_mc_access = &dce_v10_0_resume_mc_access,
3798 };
3799
3800 static void dce_v10_0_set_display_funcs(struct amdgpu_device *adev)
3801 {
3802         if (adev->mode_info.funcs == NULL)
3803                 adev->mode_info.funcs = &dce_v10_0_display_funcs;
3804 }
3805
3806 static const struct amdgpu_irq_src_funcs dce_v10_0_crtc_irq_funcs = {
3807         .set = dce_v10_0_set_crtc_irq_state,
3808         .process = dce_v10_0_crtc_irq,
3809 };
3810
3811 static const struct amdgpu_irq_src_funcs dce_v10_0_pageflip_irq_funcs = {
3812         .set = dce_v10_0_set_pageflip_irq_state,
3813         .process = dce_v10_0_pageflip_irq,
3814 };
3815
3816 static const struct amdgpu_irq_src_funcs dce_v10_0_hpd_irq_funcs = {
3817         .set = dce_v10_0_set_hpd_irq_state,
3818         .process = dce_v10_0_hpd_irq,
3819 };
3820
3821 static void dce_v10_0_set_irq_funcs(struct amdgpu_device *adev)
3822 {
3823         adev->crtc_irq.num_types = AMDGPU_CRTC_IRQ_LAST;
3824         adev->crtc_irq.funcs = &dce_v10_0_crtc_irq_funcs;
3825
3826         adev->pageflip_irq.num_types = AMDGPU_PAGEFLIP_IRQ_LAST;
3827         adev->pageflip_irq.funcs = &dce_v10_0_pageflip_irq_funcs;
3828
3829         adev->hpd_irq.num_types = AMDGPU_HPD_LAST;
3830         adev->hpd_irq.funcs = &dce_v10_0_hpd_irq_funcs;
3831 }