drivers/gpu/drm/amd/amdgpu/dce_v6_0.c

   1 /*
   2  * Copyright 2015 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 "atom.h"
  28 #include "amdgpu_atombios.h"
  29 #include "atombios_crtc.h"
  30 #include "atombios_encoders.h"
  31 #include "amdgpu_pll.h"
  32 #include "amdgpu_connectors.h"
  33
  34 #include "bif/bif_3_0_d.h"
  35 #include "bif/bif_3_0_sh_mask.h"
  36 #include "oss/oss_1_0_d.h"
  37 #include "oss/oss_1_0_sh_mask.h"
  38 #include "gca/gfx_6_0_d.h"
  39 #include "gca/gfx_6_0_sh_mask.h"
  40 #include "gmc/gmc_6_0_d.h"
  41 #include "gmc/gmc_6_0_sh_mask.h"
  42 #include "dce/dce_6_0_d.h"
  43 #include "dce/dce_6_0_sh_mask.h"
  44 #include "gca/gfx_7_2_enum.h"
  45 #include "si_enums.h"
  46
  47 static void dce_v6_0_set_display_funcs(struct amdgpu_device *adev);
  48 static void dce_v6_0_set_irq_funcs(struct amdgpu_device *adev);
  49
  50 static const u32 crtc_offsets[6] =
  51 {
  52         SI_CRTC0_REGISTER_OFFSET,
  53         SI_CRTC1_REGISTER_OFFSET,
  54         SI_CRTC2_REGISTER_OFFSET,
  55         SI_CRTC3_REGISTER_OFFSET,
  56         SI_CRTC4_REGISTER_OFFSET,
  57         SI_CRTC5_REGISTER_OFFSET
  58 };
  59
  60 static const u32 hpd_offsets[] =
  61 {
  62         mmDC_HPD1_INT_STATUS - mmDC_HPD1_INT_STATUS,
  63         mmDC_HPD2_INT_STATUS - mmDC_HPD1_INT_STATUS,
  64         mmDC_HPD3_INT_STATUS - mmDC_HPD1_INT_STATUS,
  65         mmDC_HPD4_INT_STATUS - mmDC_HPD1_INT_STATUS,
  66         mmDC_HPD5_INT_STATUS - mmDC_HPD1_INT_STATUS,
  67         mmDC_HPD6_INT_STATUS - mmDC_HPD1_INT_STATUS,
  68 };
  69
  70 static const uint32_t dig_offsets[] = {
  71         SI_CRTC0_REGISTER_OFFSET,
  72         SI_CRTC1_REGISTER_OFFSET,
  73         SI_CRTC2_REGISTER_OFFSET,
  74         SI_CRTC3_REGISTER_OFFSET,
  75         SI_CRTC4_REGISTER_OFFSET,
  76         SI_CRTC5_REGISTER_OFFSET,
  77         (0x13830 - 0x7030) >> 2,
  78 };
  79
  80 static const struct {
  81         uint32_t        reg;
  82         uint32_t        vblank;
  83         uint32_t        vline;
  84         uint32_t        hpd;
  85
  86 } interrupt_status_offsets[6] = { {
  87         .reg = mmDISP_INTERRUPT_STATUS,
  88         .vblank = DISP_INTERRUPT_STATUS__LB_D1_VBLANK_INTERRUPT_MASK,
  89         .vline = DISP_INTERRUPT_STATUS__LB_D1_VLINE_INTERRUPT_MASK,
  90         .hpd = DISP_INTERRUPT_STATUS__DC_HPD1_INTERRUPT_MASK
  91 }, {
  92         .reg = mmDISP_INTERRUPT_STATUS_CONTINUE,
  93         .vblank = DISP_INTERRUPT_STATUS_CONTINUE__LB_D2_VBLANK_INTERRUPT_MASK,
  94         .vline = DISP_INTERRUPT_STATUS_CONTINUE__LB_D2_VLINE_INTERRUPT_MASK,
  95         .hpd = DISP_INTERRUPT_STATUS_CONTINUE__DC_HPD2_INTERRUPT_MASK
  96 }, {
  97         .reg = mmDISP_INTERRUPT_STATUS_CONTINUE2,
  98         .vblank = DISP_INTERRUPT_STATUS_CONTINUE2__LB_D3_VBLANK_INTERRUPT_MASK,
  99         .vline = DISP_INTERRUPT_STATUS_CONTINUE2__LB_D3_VLINE_INTERRUPT_MASK,
 100         .hpd = DISP_INTERRUPT_STATUS_CONTINUE2__DC_HPD3_INTERRUPT_MASK
 101 }, {
 102         .reg = mmDISP_INTERRUPT_STATUS_CONTINUE3,
 103         .vblank = DISP_INTERRUPT_STATUS_CONTINUE3__LB_D4_VBLANK_INTERRUPT_MASK,
 104         .vline = DISP_INTERRUPT_STATUS_CONTINUE3__LB_D4_VLINE_INTERRUPT_MASK,
 105         .hpd = DISP_INTERRUPT_STATUS_CONTINUE3__DC_HPD4_INTERRUPT_MASK
 106 }, {
 107         .reg = mmDISP_INTERRUPT_STATUS_CONTINUE4,
 108         .vblank = DISP_INTERRUPT_STATUS_CONTINUE4__LB_D5_VBLANK_INTERRUPT_MASK,
 109         .vline = DISP_INTERRUPT_STATUS_CONTINUE4__LB_D5_VLINE_INTERRUPT_MASK,
 110         .hpd = DISP_INTERRUPT_STATUS_CONTINUE4__DC_HPD5_INTERRUPT_MASK
 111 }, {
 112         .reg = mmDISP_INTERRUPT_STATUS_CONTINUE5,
 113         .vblank = DISP_INTERRUPT_STATUS_CONTINUE5__LB_D6_VBLANK_INTERRUPT_MASK,
 114         .vline = DISP_INTERRUPT_STATUS_CONTINUE5__LB_D6_VLINE_INTERRUPT_MASK,
 115         .hpd = DISP_INTERRUPT_STATUS_CONTINUE5__DC_HPD6_INTERRUPT_MASK
 116 } };
 117
 118 static u32 dce_v6_0_audio_endpt_rreg(struct amdgpu_device *adev,
 119                                      u32 block_offset, u32 reg)
 120 {
 121         DRM_INFO("xxxx: dce_v6_0_audio_endpt_rreg ----no impl!!!!\n");
 122         return 0;
 123 }
 124
 125 static void dce_v6_0_audio_endpt_wreg(struct amdgpu_device *adev,
 126                                       u32 block_offset, u32 reg, u32 v)
 127 {
 128         DRM_INFO("xxxx: dce_v6_0_audio_endpt_wreg ----no impl!!!!\n");
 129 }
 130
 131 static bool dce_v6_0_is_in_vblank(struct amdgpu_device *adev, int crtc)
 132 {
 133         if (RREG32(mmCRTC_STATUS + crtc_offsets[crtc]) & CRTC_STATUS__CRTC_V_BLANK_MASK)
 134                 return true;
 135         else
 136                 return false;
 137 }
 138
 139 static bool dce_v6_0_is_counter_moving(struct amdgpu_device *adev, int crtc)
 140 {
 141         u32 pos1, pos2;
 142
 143         pos1 = RREG32(mmCRTC_STATUS_POSITION + crtc_offsets[crtc]);
 144         pos2 = RREG32(mmCRTC_STATUS_POSITION + crtc_offsets[crtc]);
 145
 146         if (pos1 != pos2)
 147                 return true;
 148         else
 149                 return false;
 150 }
 151
 152 /**
 153  * dce_v6_0_wait_for_vblank - vblank wait asic callback.
 154  *
 155  * @crtc: crtc to wait for vblank on
 156  *
 157  * Wait for vblank on the requested crtc (evergreen+).
 158  */
 159 static void dce_v6_0_vblank_wait(struct amdgpu_device *adev, int crtc)
 160 {
 161         unsigned i = 100;
 162
 163         if (crtc >= adev->mode_info.num_crtc)
 164                 return;
 165
 166         if (!(RREG32(mmCRTC_CONTROL + crtc_offsets[crtc]) & CRTC_CONTROL__CRTC_MASTER_EN_MASK))
 167                 return;
 168
 169         /* depending on when we hit vblank, we may be close to active; if so,
 170          * wait for another frame.
 171          */
 172         while (dce_v6_0_is_in_vblank(adev, crtc)) {
 173                 if (i++ == 100) {
 174                         i = 0;
 175                         if (!dce_v6_0_is_counter_moving(adev, crtc))
 176                                 break;
 177                 }
 178         }
 179
 180         while (!dce_v6_0_is_in_vblank(adev, crtc)) {
 181                 if (i++ == 100) {
 182                         i = 0;
 183                         if (!dce_v6_0_is_counter_moving(adev, crtc))
 184                                 break;
 185                 }
 186         }
 187 }
 188
 189 static u32 dce_v6_0_vblank_get_counter(struct amdgpu_device *adev, int crtc)
 190 {
 191         if (crtc >= adev->mode_info.num_crtc)
 192                 return 0;
 193         else
 194                 return RREG32(mmCRTC_STATUS_FRAME_COUNT + crtc_offsets[crtc]);
 195 }
 196
 197 static void dce_v6_0_pageflip_interrupt_init(struct amdgpu_device *adev)
 198 {
 199         unsigned i;
 200
 201         /* Enable pflip interrupts */
 202         for (i = 0; i < adev->mode_info.num_crtc; i++)
 203                 amdgpu_irq_get(adev, &adev->pageflip_irq, i);
 204 }
 205
 206 static void dce_v6_0_pageflip_interrupt_fini(struct amdgpu_device *adev)
 207 {
 208         unsigned i;
 209
 210         /* Disable pflip interrupts */
 211         for (i = 0; i < adev->mode_info.num_crtc; i++)
 212                 amdgpu_irq_put(adev, &adev->pageflip_irq, i);
 213 }
 214
 215 /**
 216  * dce_v6_0_page_flip - pageflip callback.
 217  *
 218  * @adev: amdgpu_device pointer
 219  * @crtc_id: crtc to cleanup pageflip on
 220  * @crtc_base: new address of the crtc (GPU MC address)
 221  *
 222  * Does the actual pageflip (evergreen+).
 223  * During vblank we take the crtc lock and wait for the update_pending
 224  * bit to go high, when it does, we release the lock, and allow the
 225  * double buffered update to take place.
 226  * Returns the current update pending status.
 227  */
 228 static void dce_v6_0_page_flip(struct amdgpu_device *adev,
 229                                int crtc_id, u64 crtc_base, bool async)
 230 {
 231         struct amdgpu_crtc *amdgpu_crtc = adev->mode_info.crtcs[crtc_id];
 232
 233         /* flip at hsync for async, default is vsync */
 234         WREG32(mmGRPH_FLIP_CONTROL + amdgpu_crtc->crtc_offset, async ?
 235                GRPH_FLIP_CONTROL__GRPH_SURFACE_UPDATE_H_RETRACE_EN_MASK : 0);
 236         /* update the scanout addresses */
 237         WREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS_HIGH + amdgpu_crtc->crtc_offset,
 238                upper_32_bits(crtc_base));
 239         WREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS + amdgpu_crtc->crtc_offset,
 240                (u32)crtc_base);
 241
 242         /* post the write */
 243         RREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS + amdgpu_crtc->crtc_offset);
 244 }
 245
 246 static int dce_v6_0_crtc_get_scanoutpos(struct amdgpu_device *adev, int crtc,
 247                                         u32 *vbl, u32 *position)
 248 {
 249         if ((crtc < 0) || (crtc >= adev->mode_info.num_crtc))
 250                 return -EINVAL;
 251         *vbl = RREG32(mmCRTC_V_BLANK_START_END + crtc_offsets[crtc]);
 252         *position = RREG32(mmCRTC_STATUS_POSITION + crtc_offsets[crtc]);
 253
 254         return 0;
 255
 256 }
 257
 258 /**
 259  * dce_v6_0_hpd_sense - hpd sense callback.
 260  *
 261  * @adev: amdgpu_device pointer
 262  * @hpd: hpd (hotplug detect) pin
 263  *
 264  * Checks if a digital monitor is connected (evergreen+).
 265  * Returns true if connected, false if not connected.
 266  */
 267 static bool dce_v6_0_hpd_sense(struct amdgpu_device *adev,
 268                                enum amdgpu_hpd_id hpd)
 269 {
 270         bool connected = false;
 271
 272         if (hpd >= adev->mode_info.num_hpd)
 273                 return connected;
 274
 275         if (RREG32(mmDC_HPD1_INT_STATUS + hpd_offsets[hpd]) & DC_HPD1_INT_STATUS__DC_HPD1_SENSE_MASK)
 276                 connected = true;
 277
 278         return connected;
 279 }
 280
 281 /**
 282  * dce_v6_0_hpd_set_polarity - hpd set polarity callback.
 283  *
 284  * @adev: amdgpu_device pointer
 285  * @hpd: hpd (hotplug detect) pin
 286  *
 287  * Set the polarity of the hpd pin (evergreen+).
 288  */
 289 static void dce_v6_0_hpd_set_polarity(struct amdgpu_device *adev,
 290                                       enum amdgpu_hpd_id hpd)
 291 {
 292         u32 tmp;
 293         bool connected = dce_v6_0_hpd_sense(adev, hpd);
 294
 295         if (hpd >= adev->mode_info.num_hpd)
 296                 return;
 297
 298         tmp = RREG32(mmDC_HPD1_INT_CONTROL + hpd_offsets[hpd]);
 299         if (connected)
 300                 tmp &= ~DC_HPD1_INT_CONTROL__DC_HPD1_INT_POLARITY_MASK;
 301         else
 302                 tmp |= DC_HPD1_INT_CONTROL__DC_HPD1_INT_POLARITY_MASK;
 303         WREG32(mmDC_HPD1_INT_CONTROL + hpd_offsets[hpd], tmp);
 304 }
 305
 306 /**
 307  * dce_v6_0_hpd_init - hpd setup callback.
 308  *
 309  * @adev: amdgpu_device pointer
 310  *
 311  * Setup the hpd pins used by the card (evergreen+).
 312  * Enable the pin, set the polarity, and enable the hpd interrupts.
 313  */
 314 static void dce_v6_0_hpd_init(struct amdgpu_device *adev)
 315 {
 316         struct drm_device *dev = adev->ddev;
 317         struct drm_connector *connector;
 318         u32 tmp;
 319
 320         list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
 321                 struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector);
 322
 323                 if (amdgpu_connector->hpd.hpd >= adev->mode_info.num_hpd)
 324                         continue;
 325
 326                 tmp = RREG32(mmDC_HPD1_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd]);
 327                 tmp |= DC_HPD1_CONTROL__DC_HPD1_EN_MASK;
 328                 WREG32(mmDC_HPD1_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd], tmp);
 329
 330                 if (connector->connector_type == DRM_MODE_CONNECTOR_eDP ||
 331                     connector->connector_type == DRM_MODE_CONNECTOR_LVDS) {
 332                         /* don't try to enable hpd on eDP or LVDS avoid breaking the
 333                          * aux dp channel on imac and help (but not completely fix)
 334                          * https://bugzilla.redhat.com/show_bug.cgi?id=726143
 335                          * also avoid interrupt storms during dpms.
 336                          */
 337                         tmp = RREG32(mmDC_HPD1_INT_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd]);
 338                         tmp &= ~DC_HPD1_INT_CONTROL__DC_HPD1_INT_EN_MASK;
 339                         WREG32(mmDC_HPD1_INT_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd], tmp);
 340                         continue;
 341                 }
 342
 343                 dce_v6_0_hpd_set_polarity(adev, amdgpu_connector->hpd.hpd);
 344                 amdgpu_irq_get(adev, &adev->hpd_irq, amdgpu_connector->hpd.hpd);
 345         }
 346
 347 }
 348
 349 /**
 350  * dce_v6_0_hpd_fini - hpd tear down callback.
 351  *
 352  * @adev: amdgpu_device pointer
 353  *
 354  * Tear down the hpd pins used by the card (evergreen+).
 355  * Disable the hpd interrupts.
 356  */
 357 static void dce_v6_0_hpd_fini(struct amdgpu_device *adev)
 358 {
 359         struct drm_device *dev = adev->ddev;
 360         struct drm_connector *connector;
 361         u32 tmp;
 362
 363         list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
 364                 struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector);
 365
 366                 if (amdgpu_connector->hpd.hpd >= adev->mode_info.num_hpd)
 367                         continue;
 368
 369                 tmp = RREG32(mmDC_HPD1_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd]);
 370                 tmp &= ~DC_HPD1_CONTROL__DC_HPD1_EN_MASK;
 371                 WREG32(mmDC_HPD1_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd], 0);
 372
 373                 amdgpu_irq_put(adev, &adev->hpd_irq, amdgpu_connector->hpd.hpd);
 374         }
 375 }
 376
 377 static u32 dce_v6_0_hpd_get_gpio_reg(struct amdgpu_device *adev)
 378 {
 379         return mmDC_GPIO_HPD_A;
 380 }
 381
 382 static u32 evergreen_get_vblank_counter(struct amdgpu_device* adev, int crtc)
 383 {
 384         if (crtc >= adev->mode_info.num_crtc)
 385                 return 0;
 386         else
 387                 return RREG32(mmCRTC_STATUS_FRAME_COUNT + crtc_offsets[crtc]);
 388 }
 389
 390 static void dce_v6_0_stop_mc_access(struct amdgpu_device *adev,
 391                                     struct amdgpu_mode_mc_save *save)
 392 {
 393         u32 crtc_enabled, tmp, frame_count;
 394         int i, j;
 395
 396         save->vga_render_control = RREG32(mmVGA_RENDER_CONTROL);
 397         save->vga_hdp_control = RREG32(mmVGA_HDP_CONTROL);
 398
 399         /* disable VGA render */
 400         WREG32(mmVGA_RENDER_CONTROL, 0);
 401
 402         /* blank the display controllers */
 403         for (i = 0; i < adev->mode_info.num_crtc; i++) {
 404                 crtc_enabled = RREG32(mmCRTC_CONTROL + crtc_offsets[i]) & CRTC_CONTROL__CRTC_MASTER_EN_MASK;
 405                 if (crtc_enabled) {
 406                         save->crtc_enabled[i] = true;
 407                         tmp = RREG32(mmCRTC_BLANK_CONTROL + crtc_offsets[i]);
 408
 409                         if (!(tmp & CRTC_BLANK_CONTROL__CRTC_BLANK_DATA_EN_MASK)) {
 410                                 dce_v6_0_vblank_wait(adev, i);
 411                                 WREG32(mmCRTC_UPDATE_LOCK + crtc_offsets[i], 1);
 412                                 tmp |= CRTC_BLANK_CONTROL__CRTC_BLANK_DATA_EN_MASK;
 413                                 WREG32(mmCRTC_BLANK_CONTROL + crtc_offsets[i], tmp);
 414                                 WREG32(mmCRTC_UPDATE_LOCK + crtc_offsets[i], 0);
 415                         }
 416                         /* wait for the next frame */
 417                         frame_count = evergreen_get_vblank_counter(adev, i);
 418                         for (j = 0; j < adev->usec_timeout; j++) {
 419                                 if (evergreen_get_vblank_counter(adev, i) != frame_count)
 420                                         break;
 421                                 udelay(1);
 422                         }
 423
 424                         /* XXX this is a hack to avoid strange behavior with EFI on certain systems */
 425                         WREG32(mmCRTC_UPDATE_LOCK + crtc_offsets[i], 1);
 426                         tmp = RREG32(mmCRTC_CONTROL + crtc_offsets[i]);
 427                         tmp &= ~CRTC_CONTROL__CRTC_MASTER_EN_MASK;
 428                         WREG32(mmCRTC_CONTROL + crtc_offsets[i], tmp);
 429                         WREG32(mmCRTC_UPDATE_LOCK + crtc_offsets[i], 0);
 430                         save->crtc_enabled[i] = false;
 431                         /* ***** */
 432                 } else {
 433                         save->crtc_enabled[i] = false;
 434                 }
 435         }
 436 }
 437
 438 static void dce_v6_0_resume_mc_access(struct amdgpu_device *adev,
 439                                       struct amdgpu_mode_mc_save *save)
 440 {
 441         u32 tmp;
 442         int i, j;
 443
 444         /* update crtc base addresses */
 445         for (i = 0; i < adev->mode_info.num_crtc; i++) {
 446                 WREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS_HIGH + crtc_offsets[i],
 447                        upper_32_bits(adev->mc.vram_start));
 448                 WREG32(mmGRPH_SECONDARY_SURFACE_ADDRESS_HIGH + crtc_offsets[i],
 449                        upper_32_bits(adev->mc.vram_start));
 450                 WREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS + crtc_offsets[i],
 451                        (u32)adev->mc.vram_start);
 452                 WREG32(mmGRPH_SECONDARY_SURFACE_ADDRESS + crtc_offsets[i],
 453                        (u32)adev->mc.vram_start);
 454         }
 455
 456         WREG32(mmVGA_MEMORY_BASE_ADDRESS_HIGH, upper_32_bits(adev->mc.vram_start));
 457         WREG32(mmVGA_MEMORY_BASE_ADDRESS, (u32)adev->mc.vram_start);
 458
 459         /* unlock regs and wait for update */
 460         for (i = 0; i < adev->mode_info.num_crtc; i++) {
 461                 if (save->crtc_enabled[i]) {
 462                         tmp = RREG32(mmMASTER_UPDATE_MODE + crtc_offsets[i]);
 463                         if ((tmp & 0x7) != 0) {
 464                                 tmp &= ~0x7;
 465                                 WREG32(mmMASTER_UPDATE_MODE + crtc_offsets[i], tmp);
 466                         }
 467                         tmp = RREG32(mmGRPH_UPDATE + crtc_offsets[i]);
 468                         if (tmp & GRPH_UPDATE__GRPH_UPDATE_LOCK_MASK) {
 469                                 tmp &= ~GRPH_UPDATE__GRPH_UPDATE_LOCK_MASK;
 470                                 WREG32(mmGRPH_UPDATE + crtc_offsets[i], tmp);
 471                         }
 472                         tmp = RREG32(mmMASTER_UPDATE_LOCK + crtc_offsets[i]);
 473                         if (tmp & 1) {
 474                                 tmp &= ~1;
 475                                 WREG32(mmMASTER_UPDATE_LOCK + crtc_offsets[i], tmp);
 476                         }
 477                         for (j = 0; j < adev->usec_timeout; j++) {
 478                                 tmp = RREG32(mmGRPH_UPDATE + crtc_offsets[i]);
 479                                 if ((tmp & GRPH_UPDATE__GRPH_SURFACE_UPDATE_PENDING_MASK) == 0)
 480                                         break;
 481                                 udelay(1);
 482                         }
 483                 }
 484         }
 485
 486         /* Unlock vga access */
 487         WREG32(mmVGA_HDP_CONTROL, save->vga_hdp_control);
 488         mdelay(1);
 489         WREG32(mmVGA_RENDER_CONTROL, save->vga_render_control);
 490
 491 }
 492
 493 static void dce_v6_0_set_vga_render_state(struct amdgpu_device *adev,
 494                                           bool render)
 495 {
 496         if (!render)
 497                 WREG32(mmVGA_RENDER_CONTROL,
 498                         RREG32(mmVGA_RENDER_CONTROL) & VGA_VSTATUS_CNTL);
 499
 500 }
 501
 502 static int dce_v6_0_get_num_crtc(struct amdgpu_device *adev)
 503 {
 504         int num_crtc = 0;
 505
 506         switch (adev->asic_type) {
 507         case CHIP_TAHITI:
 508         case CHIP_PITCAIRN:
 509         case CHIP_VERDE:
 510                 num_crtc = 6;
 511                 break;
 512         case CHIP_OLAND:
 513                 num_crtc = 2;
 514                 break;
 515         default:
 516                 num_crtc = 0;
 517         }
 518         return num_crtc;
 519 }
 520
 521 void dce_v6_0_disable_dce(struct amdgpu_device *adev)
 522 {
 523         /*Disable VGA render and enabled crtc, if has DCE engine*/
 524         if (amdgpu_atombios_has_dce_engine_info(adev)) {
 525                 u32 tmp;
 526                 int crtc_enabled, i;
 527
 528                 dce_v6_0_set_vga_render_state(adev, false);
 529
 530                 /*Disable crtc*/
 531                 for (i = 0; i < dce_v6_0_get_num_crtc(adev); i++) {
 532                         crtc_enabled = RREG32(mmCRTC_CONTROL + crtc_offsets[i]) &
 533                                 CRTC_CONTROL__CRTC_MASTER_EN_MASK;
 534                         if (crtc_enabled) {
 535                                 WREG32(mmCRTC_UPDATE_LOCK + crtc_offsets[i], 1);
 536                                 tmp = RREG32(mmCRTC_CONTROL + crtc_offsets[i]);
 537                                 tmp &= ~CRTC_CONTROL__CRTC_MASTER_EN_MASK;
 538                                 WREG32(mmCRTC_CONTROL + crtc_offsets[i], tmp);
 539                                 WREG32(mmCRTC_UPDATE_LOCK + crtc_offsets[i], 0);
 540                         }
 541                 }
 542         }
 543 }
 544
 545 static void dce_v6_0_program_fmt(struct drm_encoder *encoder)
 546 {
 547
 548         struct drm_device *dev = encoder->dev;
 549         struct amdgpu_device *adev = dev->dev_private;
 550         struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
 551         struct drm_connector *connector = amdgpu_get_connector_for_encoder(encoder);
 552         struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(encoder->crtc);
 553         int bpc = 0;
 554         u32 tmp = 0;
 555         enum amdgpu_connector_dither dither = AMDGPU_FMT_DITHER_DISABLE;
 556
 557         if (connector) {
 558                 struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector);
 559                 bpc = amdgpu_connector_get_monitor_bpc(connector);
 560                 dither = amdgpu_connector->dither;
 561         }
 562
 563         /* LVDS FMT is set up by atom */
 564         if (amdgpu_encoder->devices & ATOM_DEVICE_LCD_SUPPORT)
 565                 return;
 566
 567         if (bpc == 0)
 568                 return;
 569
 570
 571         switch (bpc) {
 572         case 6:
 573                 if (dither == AMDGPU_FMT_DITHER_ENABLE)
 574                         /* XXX sort out optimal dither settings */
 575                         tmp |= (FMT_BIT_DEPTH_CONTROL__FMT_FRAME_RANDOM_ENABLE_MASK |
 576                                 FMT_BIT_DEPTH_CONTROL__FMT_HIGHPASS_RANDOM_ENABLE_MASK |
 577                                 FMT_BIT_DEPTH_CONTROL__FMT_SPATIAL_DITHER_EN_MASK);
 578                 else
 579                         tmp |= FMT_BIT_DEPTH_CONTROL__FMT_TRUNCATE_EN_MASK;
 580                 break;
 581         case 8:
 582                 if (dither == AMDGPU_FMT_DITHER_ENABLE)
 583                         /* XXX sort out optimal dither settings */
 584                         tmp |= (FMT_BIT_DEPTH_CONTROL__FMT_FRAME_RANDOM_ENABLE_MASK |
 585                                 FMT_BIT_DEPTH_CONTROL__FMT_HIGHPASS_RANDOM_ENABLE_MASK |
 586                                 FMT_BIT_DEPTH_CONTROL__FMT_RGB_RANDOM_ENABLE_MASK |
 587                                 FMT_BIT_DEPTH_CONTROL__FMT_SPATIAL_DITHER_EN_MASK |
 588                                 FMT_BIT_DEPTH_CONTROL__FMT_SPATIAL_DITHER_DEPTH_MASK);
 589                 else
 590                         tmp |= (FMT_BIT_DEPTH_CONTROL__FMT_TRUNCATE_EN_MASK |
 591                                 FMT_BIT_DEPTH_CONTROL__FMT_TRUNCATE_DEPTH_MASK);
 592                 break;
 593         case 10:
 594         default:
 595                 /* not needed */
 596                 break;
 597         }
 598
 599         WREG32(mmFMT_BIT_DEPTH_CONTROL + amdgpu_crtc->crtc_offset, tmp);
 600 }
 601
 602 /**
 603  * cik_get_number_of_dram_channels - get the number of dram channels
 604  *
 605  * @adev: amdgpu_device pointer
 606  *
 607  * Look up the number of video ram channels (CIK).
 608  * Used for display watermark bandwidth calculations
 609  * Returns the number of dram channels
 610  */
 611 static u32 si_get_number_of_dram_channels(struct amdgpu_device *adev)
 612 {
 613         u32 tmp = RREG32(mmMC_SHARED_CHMAP);
 614
 615         switch ((tmp & MC_SHARED_CHMAP__NOOFCHAN_MASK) >> MC_SHARED_CHMAP__NOOFCHAN__SHIFT) {
 616         case 0:
 617         default:
 618                 return 1;
 619         case 1:
 620                 return 2;
 621         case 2:
 622                 return 4;
 623         case 3:
 624                 return 8;
 625         case 4:
 626                 return 3;
 627         case 5:
 628                 return 6;
 629         case 6:
 630                 return 10;
 631         case 7:
 632                 return 12;
 633         case 8:
 634                 return 16;
 635         }
 636 }
 637
 638 struct dce6_wm_params {
 639         u32 dram_channels; /* number of dram channels */
 640         u32 yclk;          /* bandwidth per dram data pin in kHz */
 641         u32 sclk;          /* engine clock in kHz */
 642         u32 disp_clk;      /* display clock in kHz */
 643         u32 src_width;     /* viewport width */
 644         u32 active_time;   /* active display time in ns */
 645         u32 blank_time;    /* blank time in ns */
 646         bool interlaced;    /* mode is interlaced */
 647         fixed20_12 vsc;    /* vertical scale ratio */
 648         u32 num_heads;     /* number of active crtcs */
 649         u32 bytes_per_pixel; /* bytes per pixel display + overlay */
 650         u32 lb_size;       /* line buffer allocated to pipe */
 651         u32 vtaps;         /* vertical scaler taps */
 652 };
 653
 654 /**
 655  * dce_v6_0_dram_bandwidth - get the dram bandwidth
 656  *
 657  * @wm: watermark calculation data
 658  *
 659  * Calculate the raw dram bandwidth (CIK).
 660  * Used for display watermark bandwidth calculations
 661  * Returns the dram bandwidth in MBytes/s
 662  */
 663 static u32 dce_v6_0_dram_bandwidth(struct dce6_wm_params *wm)
 664 {
 665         /* Calculate raw DRAM Bandwidth */
 666         fixed20_12 dram_efficiency; /* 0.7 */
 667         fixed20_12 yclk, dram_channels, bandwidth;
 668         fixed20_12 a;
 669
 670         a.full = dfixed_const(1000);
 671         yclk.full = dfixed_const(wm->yclk);
 672         yclk.full = dfixed_div(yclk, a);
 673         dram_channels.full = dfixed_const(wm->dram_channels * 4);
 674         a.full = dfixed_const(10);
 675         dram_efficiency.full = dfixed_const(7);
 676         dram_efficiency.full = dfixed_div(dram_efficiency, a);
 677         bandwidth.full = dfixed_mul(dram_channels, yclk);
 678         bandwidth.full = dfixed_mul(bandwidth, dram_efficiency);
 679
 680         return dfixed_trunc(bandwidth);
 681 }
 682
 683 /**
 684  * dce_v6_0_dram_bandwidth_for_display - get the dram bandwidth for display
 685  *
 686  * @wm: watermark calculation data
 687  *
 688  * Calculate the dram bandwidth used for display (CIK).
 689  * Used for display watermark bandwidth calculations
 690  * Returns the dram bandwidth for display in MBytes/s
 691  */
 692 static u32 dce_v6_0_dram_bandwidth_for_display(struct dce6_wm_params *wm)
 693 {
 694         /* Calculate DRAM Bandwidth and the part allocated to display. */
 695         fixed20_12 disp_dram_allocation; /* 0.3 to 0.7 */
 696         fixed20_12 yclk, dram_channels, bandwidth;
 697         fixed20_12 a;
 698
 699         a.full = dfixed_const(1000);
 700         yclk.full = dfixed_const(wm->yclk);
 701         yclk.full = dfixed_div(yclk, a);
 702         dram_channels.full = dfixed_const(wm->dram_channels * 4);
 703         a.full = dfixed_const(10);
 704         disp_dram_allocation.full = dfixed_const(3); /* XXX worse case value 0.3 */
 705         disp_dram_allocation.full = dfixed_div(disp_dram_allocation, a);
 706         bandwidth.full = dfixed_mul(dram_channels, yclk);
 707         bandwidth.full = dfixed_mul(bandwidth, disp_dram_allocation);
 708
 709         return dfixed_trunc(bandwidth);
 710 }
 711
 712 /**
 713  * dce_v6_0_data_return_bandwidth - get the data return bandwidth
 714  *
 715  * @wm: watermark calculation data
 716  *
 717  * Calculate the data return bandwidth used for display (CIK).
 718  * Used for display watermark bandwidth calculations
 719  * Returns the data return bandwidth in MBytes/s
 720  */
 721 static u32 dce_v6_0_data_return_bandwidth(struct dce6_wm_params *wm)
 722 {
 723         /* Calculate the display Data return Bandwidth */
 724         fixed20_12 return_efficiency; /* 0.8 */
 725         fixed20_12 sclk, bandwidth;
 726         fixed20_12 a;
 727
 728         a.full = dfixed_const(1000);
 729         sclk.full = dfixed_const(wm->sclk);
 730         sclk.full = dfixed_div(sclk, a);
 731         a.full = dfixed_const(10);
 732         return_efficiency.full = dfixed_const(8);
 733         return_efficiency.full = dfixed_div(return_efficiency, a);
 734         a.full = dfixed_const(32);
 735         bandwidth.full = dfixed_mul(a, sclk);
 736         bandwidth.full = dfixed_mul(bandwidth, return_efficiency);
 737
 738         return dfixed_trunc(bandwidth);
 739 }
 740
 741 /**
 742  * dce_v6_0_dmif_request_bandwidth - get the dmif bandwidth
 743  *
 744  * @wm: watermark calculation data
 745  *
 746  * Calculate the dmif bandwidth used for display (CIK).
 747  * Used for display watermark bandwidth calculations
 748  * Returns the dmif bandwidth in MBytes/s
 749  */
 750 static u32 dce_v6_0_dmif_request_bandwidth(struct dce6_wm_params *wm)
 751 {
 752         /* Calculate the DMIF Request Bandwidth */
 753         fixed20_12 disp_clk_request_efficiency; /* 0.8 */
 754         fixed20_12 disp_clk, bandwidth;
 755         fixed20_12 a, b;
 756
 757         a.full = dfixed_const(1000);
 758         disp_clk.full = dfixed_const(wm->disp_clk);
 759         disp_clk.full = dfixed_div(disp_clk, a);
 760         a.full = dfixed_const(32);
 761         b.full = dfixed_mul(a, disp_clk);
 762
 763         a.full = dfixed_const(10);
 764         disp_clk_request_efficiency.full = dfixed_const(8);
 765         disp_clk_request_efficiency.full = dfixed_div(disp_clk_request_efficiency, a);
 766
 767         bandwidth.full = dfixed_mul(b, disp_clk_request_efficiency);
 768
 769         return dfixed_trunc(bandwidth);
 770 }
 771
 772 /**
 773  * dce_v6_0_available_bandwidth - get the min available bandwidth
 774  *
 775  * @wm: watermark calculation data
 776  *
 777  * Calculate the min available bandwidth used for display (CIK).
 778  * Used for display watermark bandwidth calculations
 779  * Returns the min available bandwidth in MBytes/s
 780  */
 781 static u32 dce_v6_0_available_bandwidth(struct dce6_wm_params *wm)
 782 {
 783         /* Calculate the Available bandwidth. Display can use this temporarily but not in average. */
 784         u32 dram_bandwidth = dce_v6_0_dram_bandwidth(wm);
 785         u32 data_return_bandwidth = dce_v6_0_data_return_bandwidth(wm);
 786         u32 dmif_req_bandwidth = dce_v6_0_dmif_request_bandwidth(wm);
 787
 788         return min(dram_bandwidth, min(data_return_bandwidth, dmif_req_bandwidth));
 789 }
 790
 791 /**
 792  * dce_v6_0_average_bandwidth - get the average available bandwidth
 793  *
 794  * @wm: watermark calculation data
 795  *
 796  * Calculate the average available bandwidth used for display (CIK).
 797  * Used for display watermark bandwidth calculations
 798  * Returns the average available bandwidth in MBytes/s
 799  */
 800 static u32 dce_v6_0_average_bandwidth(struct dce6_wm_params *wm)
 801 {
 802         /* Calculate the display mode Average Bandwidth
 803          * DisplayMode should contain the source and destination dimensions,
 804          * timing, etc.
 805          */
 806         fixed20_12 bpp;
 807         fixed20_12 line_time;
 808         fixed20_12 src_width;
 809         fixed20_12 bandwidth;
 810         fixed20_12 a;
 811
 812         a.full = dfixed_const(1000);
 813         line_time.full = dfixed_const(wm->active_time + wm->blank_time);
 814         line_time.full = dfixed_div(line_time, a);
 815         bpp.full = dfixed_const(wm->bytes_per_pixel);
 816         src_width.full = dfixed_const(wm->src_width);
 817         bandwidth.full = dfixed_mul(src_width, bpp);
 818         bandwidth.full = dfixed_mul(bandwidth, wm->vsc);
 819         bandwidth.full = dfixed_div(bandwidth, line_time);
 820
 821         return dfixed_trunc(bandwidth);
 822 }
 823
 824 /**
 825  * dce_v6_0_latency_watermark - get the latency watermark
 826  *
 827  * @wm: watermark calculation data
 828  *
 829  * Calculate the latency watermark (CIK).
 830  * Used for display watermark bandwidth calculations
 831  * Returns the latency watermark in ns
 832  */
 833 static u32 dce_v6_0_latency_watermark(struct dce6_wm_params *wm)
 834 {
 835         /* First calculate the latency in ns */
 836         u32 mc_latency = 2000; /* 2000 ns. */
 837         u32 available_bandwidth = dce_v6_0_available_bandwidth(wm);
 838         u32 worst_chunk_return_time = (512 * 8 * 1000) / available_bandwidth;
 839         u32 cursor_line_pair_return_time = (128 * 4 * 1000) / available_bandwidth;
 840         u32 dc_latency = 40000000 / wm->disp_clk; /* dc pipe latency */
 841         u32 other_heads_data_return_time = ((wm->num_heads + 1) * worst_chunk_return_time) +
 842                 (wm->num_heads * cursor_line_pair_return_time);
 843         u32 latency = mc_latency + other_heads_data_return_time + dc_latency;
 844         u32 max_src_lines_per_dst_line, lb_fill_bw, line_fill_time;
 845         u32 tmp, dmif_size = 12288;
 846         fixed20_12 a, b, c;
 847
 848         if (wm->num_heads == 0)
 849                 return 0;
 850
 851         a.full = dfixed_const(2);
 852         b.full = dfixed_const(1);
 853         if ((wm->vsc.full > a.full) ||
 854             ((wm->vsc.full > b.full) && (wm->vtaps >= 3)) ||
 855             (wm->vtaps >= 5) ||
 856             ((wm->vsc.full >= a.full) && wm->interlaced))
 857                 max_src_lines_per_dst_line = 4;
 858         else
 859                 max_src_lines_per_dst_line = 2;
 860
 861         a.full = dfixed_const(available_bandwidth);
 862         b.full = dfixed_const(wm->num_heads);
 863         a.full = dfixed_div(a, b);
 864
 865         b.full = dfixed_const(mc_latency + 512);
 866         c.full = dfixed_const(wm->disp_clk);
 867         b.full = dfixed_div(b, c);
 868
 869         c.full = dfixed_const(dmif_size);
 870         b.full = dfixed_div(c, b);
 871
 872         tmp = min(dfixed_trunc(a), dfixed_trunc(b));
 873
 874         b.full = dfixed_const(1000);
 875         c.full = dfixed_const(wm->disp_clk);
 876         b.full = dfixed_div(c, b);
 877         c.full = dfixed_const(wm->bytes_per_pixel);
 878         b.full = dfixed_mul(b, c);
 879
 880         lb_fill_bw = min(tmp, dfixed_trunc(b));
 881
 882         a.full = dfixed_const(max_src_lines_per_dst_line * wm->src_width * wm->bytes_per_pixel);
 883         b.full = dfixed_const(1000);
 884         c.full = dfixed_const(lb_fill_bw);
 885         b.full = dfixed_div(c, b);
 886         a.full = dfixed_div(a, b);
 887         line_fill_time = dfixed_trunc(a);
 888
 889         if (line_fill_time < wm->active_time)
 890                 return latency;
 891         else
 892                 return latency + (line_fill_time - wm->active_time);
 893
 894 }
 895
 896 /**
 897  * dce_v6_0_average_bandwidth_vs_dram_bandwidth_for_display - check
 898  * average and available dram bandwidth
 899  *
 900  * @wm: watermark calculation data
 901  *
 902  * Check if the display average bandwidth fits in the display
 903  * dram bandwidth (CIK).
 904  * Used for display watermark bandwidth calculations
 905  * Returns true if the display fits, false if not.
 906  */
 907 static bool dce_v6_0_average_bandwidth_vs_dram_bandwidth_for_display(struct dce6_wm_params *wm)
 908 {
 909         if (dce_v6_0_average_bandwidth(wm) <=
 910             (dce_v6_0_dram_bandwidth_for_display(wm) / wm->num_heads))
 911                 return true;
 912         else
 913                 return false;
 914 }
 915
 916 /**
 917  * dce_v6_0_average_bandwidth_vs_available_bandwidth - check
 918  * average and available bandwidth
 919  *
 920  * @wm: watermark calculation data
 921  *
 922  * Check if the display average bandwidth fits in the display
 923  * available bandwidth (CIK).
 924  * Used for display watermark bandwidth calculations
 925  * Returns true if the display fits, false if not.
 926  */
 927 static bool dce_v6_0_average_bandwidth_vs_available_bandwidth(struct dce6_wm_params *wm)
 928 {
 929         if (dce_v6_0_average_bandwidth(wm) <=
 930             (dce_v6_0_available_bandwidth(wm) / wm->num_heads))
 931                 return true;
 932         else
 933                 return false;
 934 }
 935
 936 /**
 937  * dce_v6_0_check_latency_hiding - check latency hiding
 938  *
 939  * @wm: watermark calculation data
 940  *
 941  * Check latency hiding (CIK).
 942  * Used for display watermark bandwidth calculations
 943  * Returns true if the display fits, false if not.
 944  */
 945 static bool dce_v6_0_check_latency_hiding(struct dce6_wm_params *wm)
 946 {
 947         u32 lb_partitions = wm->lb_size / wm->src_width;
 948         u32 line_time = wm->active_time + wm->blank_time;
 949         u32 latency_tolerant_lines;
 950         u32 latency_hiding;
 951         fixed20_12 a;
 952
 953         a.full = dfixed_const(1);
 954         if (wm->vsc.full > a.full)
 955                 latency_tolerant_lines = 1;
 956         else {
 957                 if (lb_partitions <= (wm->vtaps + 1))
 958                         latency_tolerant_lines = 1;
 959                 else
 960                         latency_tolerant_lines = 2;
 961         }
 962
 963         latency_hiding = (latency_tolerant_lines * line_time + wm->blank_time);
 964
 965         if (dce_v6_0_latency_watermark(wm) <= latency_hiding)
 966                 return true;
 967         else
 968                 return false;
 969 }
 970
 971 /**
 972  * dce_v6_0_program_watermarks - program display watermarks
 973  *
 974  * @adev: amdgpu_device pointer
 975  * @amdgpu_crtc: the selected display controller
 976  * @lb_size: line buffer size
 977  * @num_heads: number of display controllers in use
 978  *
 979  * Calculate and program the display watermarks for the
 980  * selected display controller (CIK).
 981  */
 982 static void dce_v6_0_program_watermarks(struct amdgpu_device *adev,
 983                                         struct amdgpu_crtc *amdgpu_crtc,
 984                                         u32 lb_size, u32 num_heads)
 985 {
 986         struct drm_display_mode *mode = &amdgpu_crtc->base.mode;
 987         struct dce6_wm_params wm_low, wm_high;
 988         u32 dram_channels;
 989         u32 pixel_period;
 990         u32 line_time = 0;
 991         u32 latency_watermark_a = 0, latency_watermark_b = 0;
 992         u32 priority_a_mark = 0, priority_b_mark = 0;
 993         u32 priority_a_cnt = PRIORITY_OFF;
 994         u32 priority_b_cnt = PRIORITY_OFF;
 995         u32 tmp, arb_control3;
 996         fixed20_12 a, b, c;
 997
 998         if (amdgpu_crtc->base.enabled && num_heads && mode) {
 999                 pixel_period = 1000000 / (u32)mode->clock;
1000                 line_time = min((u32)mode->crtc_htotal * pixel_period, (u32)65535);
1001                 priority_a_cnt = 0;
1002                 priority_b_cnt = 0;
1003
1004                 dram_channels = si_get_number_of_dram_channels(adev);
1005
1006                 /* watermark for high clocks */
1007                 if (adev->pm.dpm_enabled) {
1008                         wm_high.yclk =
1009                                 amdgpu_dpm_get_mclk(adev, false) * 10;
1010                         wm_high.sclk =
1011                                 amdgpu_dpm_get_sclk(adev, false) * 10;
1012                 } else {
1013                         wm_high.yclk = adev->pm.current_mclk * 10;
1014                         wm_high.sclk = adev->pm.current_sclk * 10;
1015                 }
1016
1017                 wm_high.disp_clk = mode->clock;
1018                 wm_high.src_width = mode->crtc_hdisplay;
1019                 wm_high.active_time = mode->crtc_hdisplay * pixel_period;
1020                 wm_high.blank_time = line_time - wm_high.active_time;
1021                 wm_high.interlaced = false;
1022                 if (mode->flags & DRM_MODE_FLAG_INTERLACE)
1023                         wm_high.interlaced = true;
1024                 wm_high.vsc = amdgpu_crtc->vsc;
1025                 wm_high.vtaps = 1;
1026                 if (amdgpu_crtc->rmx_type != RMX_OFF)
1027                         wm_high.vtaps = 2;
1028                 wm_high.bytes_per_pixel = 4; /* XXX: get this from fb config */
1029                 wm_high.lb_size = lb_size;
1030                 wm_high.dram_channels = dram_channels;
1031                 wm_high.num_heads = num_heads;
1032
1033                 if (adev->pm.dpm_enabled) {
1034                 /* watermark for low clocks */
1035                         wm_low.yclk =
1036                                 amdgpu_dpm_get_mclk(adev, true) * 10;
1037                         wm_low.sclk =
1038                                 amdgpu_dpm_get_sclk(adev, true) * 10;
1039                 } else {
1040                         wm_low.yclk = adev->pm.current_mclk * 10;
1041                         wm_low.sclk = adev->pm.current_sclk * 10;
1042                 }
1043
1044                 wm_low.disp_clk = mode->clock;
1045                 wm_low.src_width = mode->crtc_hdisplay;
1046                 wm_low.active_time = mode->crtc_hdisplay * pixel_period;
1047                 wm_low.blank_time = line_time - wm_low.active_time;
1048                 wm_low.interlaced = false;
1049                 if (mode->flags & DRM_MODE_FLAG_INTERLACE)
1050                         wm_low.interlaced = true;
1051                 wm_low.vsc = amdgpu_crtc->vsc;
1052                 wm_low.vtaps = 1;
1053                 if (amdgpu_crtc->rmx_type != RMX_OFF)
1054                         wm_low.vtaps = 2;
1055                 wm_low.bytes_per_pixel = 4; /* XXX: get this from fb config */
1056                 wm_low.lb_size = lb_size;
1057                 wm_low.dram_channels = dram_channels;
1058                 wm_low.num_heads = num_heads;
1059
1060                 /* set for high clocks */
1061                 latency_watermark_a = min(dce_v6_0_latency_watermark(&wm_high), (u32)65535);
1062                 /* set for low clocks */
1063                 latency_watermark_b = min(dce_v6_0_latency_watermark(&wm_low), (u32)65535);
1064
1065                 /* possibly force display priority to high */
1066                 /* should really do this at mode validation time... */
1067                 if (!dce_v6_0_average_bandwidth_vs_dram_bandwidth_for_display(&wm_high) ||
1068                     !dce_v6_0_average_bandwidth_vs_available_bandwidth(&wm_high) ||
1069                     !dce_v6_0_check_latency_hiding(&wm_high) ||
1070                     (adev->mode_info.disp_priority == 2)) {
1071                         DRM_DEBUG_KMS("force priority to high\n");
1072                         priority_a_cnt |= PRIORITY_ALWAYS_ON;
1073                         priority_b_cnt |= PRIORITY_ALWAYS_ON;
1074                 }
1075                 if (!dce_v6_0_average_bandwidth_vs_dram_bandwidth_for_display(&wm_low) ||
1076                     !dce_v6_0_average_bandwidth_vs_available_bandwidth(&wm_low) ||
1077                     !dce_v6_0_check_latency_hiding(&wm_low) ||
1078                     (adev->mode_info.disp_priority == 2)) {
1079                         DRM_DEBUG_KMS("force priority to high\n");
1080                         priority_a_cnt |= PRIORITY_ALWAYS_ON;
1081                         priority_b_cnt |= PRIORITY_ALWAYS_ON;
1082                 }
1083
1084                 a.full = dfixed_const(1000);
1085                 b.full = dfixed_const(mode->clock);
1086                 b.full = dfixed_div(b, a);
1087                 c.full = dfixed_const(latency_watermark_a);
1088                 c.full = dfixed_mul(c, b);
1089                 c.full = dfixed_mul(c, amdgpu_crtc->hsc);
1090                 c.full = dfixed_div(c, a);
1091                 a.full = dfixed_const(16);
1092                 c.full = dfixed_div(c, a);
1093                 priority_a_mark = dfixed_trunc(c);
1094                 priority_a_cnt |= priority_a_mark & PRIORITY_MARK_MASK;
1095
1096                 a.full = dfixed_const(1000);
1097                 b.full = dfixed_const(mode->clock);
1098                 b.full = dfixed_div(b, a);
1099                 c.full = dfixed_const(latency_watermark_b);
1100                 c.full = dfixed_mul(c, b);
1101                 c.full = dfixed_mul(c, amdgpu_crtc->hsc);
1102                 c.full = dfixed_div(c, a);
1103                 a.full = dfixed_const(16);
1104                 c.full = dfixed_div(c, a);
1105                 priority_b_mark = dfixed_trunc(c);
1106                 priority_b_cnt |= priority_b_mark & PRIORITY_MARK_MASK;
1107         }
1108
1109         /* select wm A */
1110         arb_control3 = RREG32(mmDPG_PIPE_ARBITRATION_CONTROL3 + amdgpu_crtc->crtc_offset);
1111         tmp = arb_control3;
1112         tmp &= ~LATENCY_WATERMARK_MASK(3);
1113         tmp |= LATENCY_WATERMARK_MASK(1);
1114         WREG32(mmDPG_PIPE_ARBITRATION_CONTROL3 + amdgpu_crtc->crtc_offset, tmp);
1115         WREG32(mmDPG_PIPE_URGENCY_CONTROL + amdgpu_crtc->crtc_offset,
1116                ((latency_watermark_a << DPG_PIPE_URGENCY_CONTROL__URGENCY_LOW_WATERMARK__SHIFT)  |
1117                 (line_time << DPG_PIPE_URGENCY_CONTROL__URGENCY_HIGH_WATERMARK__SHIFT)));
1118         /* select wm B */
1119         tmp = RREG32(mmDPG_PIPE_ARBITRATION_CONTROL3 + amdgpu_crtc->crtc_offset);
1120         tmp &= ~LATENCY_WATERMARK_MASK(3);
1121         tmp |= LATENCY_WATERMARK_MASK(2);
1122         WREG32(mmDPG_PIPE_ARBITRATION_CONTROL3 + amdgpu_crtc->crtc_offset, tmp);
1123         WREG32(mmDPG_PIPE_URGENCY_CONTROL + amdgpu_crtc->crtc_offset,
1124                ((latency_watermark_b << DPG_PIPE_URGENCY_CONTROL__URGENCY_LOW_WATERMARK__SHIFT) |
1125                 (line_time << DPG_PIPE_URGENCY_CONTROL__URGENCY_HIGH_WATERMARK__SHIFT)));
1126         /* restore original selection */
1127         WREG32(mmDPG_PIPE_ARBITRATION_CONTROL3 + amdgpu_crtc->crtc_offset, arb_control3);
1128
1129         /* write the priority marks */
1130         WREG32(mmPRIORITY_A_CNT + amdgpu_crtc->crtc_offset, priority_a_cnt);
1131         WREG32(mmPRIORITY_B_CNT + amdgpu_crtc->crtc_offset, priority_b_cnt);
1132
1133         /* save values for DPM */
1134         amdgpu_crtc->line_time = line_time;
1135         amdgpu_crtc->wm_high = latency_watermark_a;
1136 }
1137
1138 /* watermark setup */
1139 static u32 dce_v6_0_line_buffer_adjust(struct amdgpu_device *adev,
1140                                    struct amdgpu_crtc *amdgpu_crtc,
1141                                    struct drm_display_mode *mode,
1142                                    struct drm_display_mode *other_mode)
1143 {
1144         u32 tmp, buffer_alloc, i;
1145         u32 pipe_offset = amdgpu_crtc->crtc_id * 0x8;
1146         /*
1147          * Line Buffer Setup
1148          * There are 3 line buffers, each one shared by 2 display controllers.
1149          * mmDC_LB_MEMORY_SPLIT controls how that line buffer is shared between
1150          * the display controllers.  The paritioning is done via one of four
1151          * preset allocations specified in bits 21:20:
1152          *  0 - half lb
1153          *  2 - whole lb, other crtc must be disabled
1154          */
1155         /* this can get tricky if we have two large displays on a paired group
1156          * of crtcs.  Ideally for multiple large displays we'd assign them to
1157          * non-linked crtcs for maximum line buffer allocation.
1158          */
1159         if (amdgpu_crtc->base.enabled && mode) {
1160                 if (other_mode) {
1161                         tmp = 0; /* 1/2 */
1162                         buffer_alloc = 1;
1163                 } else {
1164                         tmp = 2; /* whole */
1165                         buffer_alloc = 2;
1166                 }
1167         } else {
1168                 tmp = 0;
1169                 buffer_alloc = 0;
1170         }
1171
1172         WREG32(mmDC_LB_MEMORY_SPLIT + amdgpu_crtc->crtc_offset,
1173                DC_LB_MEMORY_CONFIG(tmp));
1174
1175         WREG32(mmPIPE0_DMIF_BUFFER_CONTROL + pipe_offset,
1176                (buffer_alloc << PIPE0_DMIF_BUFFER_CONTROL__DMIF_BUFFERS_ALLOCATED__SHIFT));
1177         for (i = 0; i < adev->usec_timeout; i++) {
1178                 if (RREG32(mmPIPE0_DMIF_BUFFER_CONTROL + pipe_offset) &
1179                     PIPE0_DMIF_BUFFER_CONTROL__DMIF_BUFFERS_ALLOCATION_COMPLETED_MASK)
1180                         break;
1181                 udelay(1);
1182         }
1183
1184         if (amdgpu_crtc->base.enabled && mode) {
1185                 switch (tmp) {
1186                 case 0:
1187                 default:
1188                         return 4096 * 2;
1189                 case 2:
1190                         return 8192 * 2;
1191                 }
1192         }
1193
1194         /* controller not enabled, so no lb used */
1195         return 0;
1196 }
1197
1198
1199 /**
1200  *
1201  * dce_v6_0_bandwidth_update - program display watermarks
1202  *
1203  * @adev: amdgpu_device pointer
1204  *
1205  * Calculate and program the display watermarks and line
1206  * buffer allocation (CIK).
1207  */
1208 static void dce_v6_0_bandwidth_update(struct amdgpu_device *adev)
1209 {
1210         struct drm_display_mode *mode0 = NULL;
1211         struct drm_display_mode *mode1 = NULL;
1212         u32 num_heads = 0, lb_size;
1213         int i;
1214
1215         if (!adev->mode_info.mode_config_initialized)
1216                 return;
1217
1218         amdgpu_update_display_priority(adev);
1219
1220         for (i = 0; i < adev->mode_info.num_crtc; i++) {
1221                 if (adev->mode_info.crtcs[i]->base.enabled)
1222                         num_heads++;
1223         }
1224         for (i = 0; i < adev->mode_info.num_crtc; i += 2) {
1225                 mode0 = &adev->mode_info.crtcs[i]->base.mode;
1226                 mode1 = &adev->mode_info.crtcs[i+1]->base.mode;
1227                 lb_size = dce_v6_0_line_buffer_adjust(adev, adev->mode_info.crtcs[i], mode0, mode1);
1228                 dce_v6_0_program_watermarks(adev, adev->mode_info.crtcs[i], lb_size, num_heads);
1229                 lb_size = dce_v6_0_line_buffer_adjust(adev, adev->mode_info.crtcs[i+1], mode1, mode0);
1230                 dce_v6_0_program_watermarks(adev, adev->mode_info.crtcs[i+1], lb_size, num_heads);
1231         }
1232 }
1233 /*
1234 static void dce_v6_0_audio_get_connected_pins(struct amdgpu_device *adev)
1235 {
1236         int i;
1237         u32 offset, tmp;
1238
1239         for (i = 0; i < adev->mode_info.audio.num_pins; i++) {
1240                 offset = adev->mode_info.audio.pin[i].offset;
1241                 tmp = RREG32_AUDIO_ENDPT(offset,
1242                                       AZ_F0_CODEC_PIN_CONTROL_RESPONSE_CONFIGURATION_DEFAULT);
1243                 if (((tmp & PORT_CONNECTIVITY_MASK) >> PORT_CONNECTIVITY_SHIFT) == 1)
1244                         adev->mode_info.audio.pin[i].connected = false;
1245                 else
1246                         adev->mode_info.audio.pin[i].connected = true;
1247         }
1248
1249 }
1250
1251 static struct amdgpu_audio_pin *dce_v6_0_audio_get_pin(struct amdgpu_device *adev)
1252 {
1253         int i;
1254
1255         dce_v6_0_audio_get_connected_pins(adev);
1256
1257         for (i = 0; i < adev->mode_info.audio.num_pins; i++) {
1258                 if (adev->mode_info.audio.pin[i].connected)
1259                         return &adev->mode_info.audio.pin[i];
1260         }
1261         DRM_ERROR("No connected audio pins found!\n");
1262         return NULL;
1263 }
1264
1265 static void dce_v6_0_afmt_audio_select_pin(struct drm_encoder *encoder)
1266 {
1267         struct amdgpu_device *adev = encoder->dev->dev_private;
1268         struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1269         struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
1270         u32 offset;
1271
1272         if (!dig || !dig->afmt || !dig->afmt->pin)
1273                 return;
1274
1275         offset = dig->afmt->offset;
1276
1277         WREG32(AFMT_AUDIO_SRC_CONTROL + offset,
1278                AFMT_AUDIO_SRC_SELECT(dig->afmt->pin->id));
1279
1280 }
1281
1282 static void dce_v6_0_audio_write_latency_fields(struct drm_encoder *encoder,
1283                                                 struct drm_display_mode *mode)
1284 {
1285         DRM_INFO("xxxx: dce_v6_0_audio_write_latency_fields---no imp!!!!!\n");
1286 }
1287
1288 static void dce_v6_0_audio_write_speaker_allocation(struct drm_encoder *encoder)
1289 {
1290         DRM_INFO("xxxx: dce_v6_0_audio_write_speaker_allocation---no imp!!!!!\n");
1291 }
1292
1293 static void dce_v6_0_audio_write_sad_regs(struct drm_encoder *encoder)
1294 {
1295         DRM_INFO("xxxx: dce_v6_0_audio_write_sad_regs---no imp!!!!!\n");
1296
1297 }
1298 */
1299 static void dce_v6_0_audio_enable(struct amdgpu_device *adev,
1300                                   struct amdgpu_audio_pin *pin,
1301                                   bool enable)
1302 {
1303         DRM_INFO("xxxx: dce_v6_0_audio_enable---no imp!!!!!\n");
1304 }
1305
1306 static const u32 pin_offsets[7] =
1307 {
1308         (0x1780 - 0x1780),
1309         (0x1786 - 0x1780),
1310         (0x178c - 0x1780),
1311         (0x1792 - 0x1780),
1312         (0x1798 - 0x1780),
1313         (0x179d - 0x1780),
1314         (0x17a4 - 0x1780),
1315 };
1316
1317 static int dce_v6_0_audio_init(struct amdgpu_device *adev)
1318 {
1319         return 0;
1320 }
1321
1322 static void dce_v6_0_audio_fini(struct amdgpu_device *adev)
1323 {
1324
1325 }
1326
1327 /*
1328 static void dce_v6_0_afmt_update_ACR(struct drm_encoder *encoder, uint32_t clock)
1329 {
1330         DRM_INFO("xxxx: dce_v6_0_afmt_update_ACR---no imp!!!!!\n");
1331 }
1332 */
1333 /*
1334  * build a HDMI Video Info Frame
1335  */
1336 /*
1337 static void dce_v6_0_afmt_update_avi_infoframe(struct drm_encoder *encoder,
1338                                                void *buffer, size_t size)
1339 {
1340         DRM_INFO("xxxx: dce_v6_0_afmt_update_avi_infoframe---no imp!!!!!\n");
1341 }
1342
1343 static void dce_v6_0_audio_set_dto(struct drm_encoder *encoder, u32 clock)
1344 {
1345         DRM_INFO("xxxx: dce_v6_0_audio_set_dto---no imp!!!!!\n");
1346 }
1347 */
1348 /*
1349  * update the info frames with the data from the current display mode
1350  */
1351 static void dce_v6_0_afmt_setmode(struct drm_encoder *encoder,
1352                                   struct drm_display_mode *mode)
1353 {
1354         DRM_INFO("xxxx: dce_v6_0_afmt_setmode ----no impl !!!!!!!!\n");
1355 }
1356
1357 static void dce_v6_0_afmt_enable(struct drm_encoder *encoder, bool enable)
1358 {
1359         struct drm_device *dev = encoder->dev;
1360         struct amdgpu_device *adev = dev->dev_private;
1361         struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1362         struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
1363
1364         if (!dig || !dig->afmt)
1365                 return;
1366
1367         /* Silent, r600_hdmi_enable will raise WARN for us */
1368         if (enable && dig->afmt->enabled)
1369                 return;
1370         if (!enable && !dig->afmt->enabled)
1371                 return;
1372
1373         if (!enable && dig->afmt->pin) {
1374                 dce_v6_0_audio_enable(adev, dig->afmt->pin, false);
1375                 dig->afmt->pin = NULL;
1376         }
1377
1378         dig->afmt->enabled = enable;
1379
1380         DRM_DEBUG("%sabling AFMT interface @ 0x%04X for encoder 0x%x\n",
1381                   enable ? "En" : "Dis", dig->afmt->offset, amdgpu_encoder->encoder_id);
1382 }
1383
1384 static int dce_v6_0_afmt_init(struct amdgpu_device *adev)
1385 {
1386         int i, j;
1387
1388         for (i = 0; i < adev->mode_info.num_dig; i++)
1389                 adev->mode_info.afmt[i] = NULL;
1390
1391         /* DCE6 has audio blocks tied to DIG encoders */
1392         for (i = 0; i < adev->mode_info.num_dig; i++) {
1393                 adev->mode_info.afmt[i] = kzalloc(sizeof(struct amdgpu_afmt), GFP_KERNEL);
1394                 if (adev->mode_info.afmt[i]) {
1395                         adev->mode_info.afmt[i]->offset = dig_offsets[i];
1396                         adev->mode_info.afmt[i]->id = i;
1397                 } else {
1398                         for (j = 0; j < i; j++) {
1399                                 kfree(adev->mode_info.afmt[j]);
1400                                 adev->mode_info.afmt[j] = NULL;
1401                         }
1402                         DRM_ERROR("Out of memory allocating afmt table\n");
1403                         return -ENOMEM;
1404                 }
1405         }
1406         return 0;
1407 }
1408
1409 static void dce_v6_0_afmt_fini(struct amdgpu_device *adev)
1410 {
1411         int i;
1412
1413         for (i = 0; i < adev->mode_info.num_dig; i++) {
1414                 kfree(adev->mode_info.afmt[i]);
1415                 adev->mode_info.afmt[i] = NULL;
1416         }
1417 }
1418
1419 static const u32 vga_control_regs[6] =
1420 {
1421         mmD1VGA_CONTROL,
1422         mmD2VGA_CONTROL,
1423         mmD3VGA_CONTROL,
1424         mmD4VGA_CONTROL,
1425         mmD5VGA_CONTROL,
1426         mmD6VGA_CONTROL,
1427 };
1428
1429 static void dce_v6_0_vga_enable(struct drm_crtc *crtc, bool enable)
1430 {
1431         struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
1432         struct drm_device *dev = crtc->dev;
1433         struct amdgpu_device *adev = dev->dev_private;
1434         u32 vga_control;
1435
1436         vga_control = RREG32(vga_control_regs[amdgpu_crtc->crtc_id]) & ~1;
1437         WREG32(vga_control_regs[amdgpu_crtc->crtc_id], vga_control | (enable ? 1 : 0));
1438 }
1439
1440 static void dce_v6_0_grph_enable(struct drm_crtc *crtc, bool enable)
1441 {
1442         struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
1443         struct drm_device *dev = crtc->dev;
1444         struct amdgpu_device *adev = dev->dev_private;
1445
1446         WREG32(mmGRPH_ENABLE + amdgpu_crtc->crtc_offset, enable ? 1 : 0);
1447 }
1448
1449 static int dce_v6_0_crtc_do_set_base(struct drm_crtc *crtc,
1450                                      struct drm_framebuffer *fb,
1451                                      int x, int y, int atomic)
1452 {
1453         struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
1454         struct drm_device *dev = crtc->dev;
1455         struct amdgpu_device *adev = dev->dev_private;
1456         struct amdgpu_framebuffer *amdgpu_fb;
1457         struct drm_framebuffer *target_fb;
1458         struct drm_gem_object *obj;
1459         struct amdgpu_bo *abo;
1460         uint64_t fb_location, tiling_flags;
1461         uint32_t fb_format, fb_pitch_pixels, pipe_config;
1462         u32 fb_swap = GRPH_ENDIAN_SWAP(GRPH_ENDIAN_NONE);
1463         u32 viewport_w, viewport_h;
1464         int r;
1465         bool bypass_lut = false;
1466         struct drm_format_name_buf format_name;
1467
1468         /* no fb bound */
1469         if (!atomic && !crtc->primary->fb) {
1470                 DRM_DEBUG_KMS("No FB bound\n");
1471                 return 0;
1472         }
1473
1474         if (atomic) {
1475                 amdgpu_fb = to_amdgpu_framebuffer(fb);
1476                 target_fb = fb;
1477         } else {
1478                 amdgpu_fb = to_amdgpu_framebuffer(crtc->primary->fb);
1479                 target_fb = crtc->primary->fb;
1480         }
1481
1482         /* If atomic, assume fb object is pinned & idle & fenced and
1483          * just update base pointers
1484          */
1485         obj = amdgpu_fb->obj;
1486         abo = gem_to_amdgpu_bo(obj);
1487         r = amdgpu_bo_reserve(abo, false);
1488         if (unlikely(r != 0))
1489                 return r;
1490
1491         if (atomic) {
1492                 fb_location = amdgpu_bo_gpu_offset(abo);
1493         } else {
1494                 r = amdgpu_bo_pin(abo, AMDGPU_GEM_DOMAIN_VRAM, &fb_location);
1495                 if (unlikely(r != 0)) {
1496                         amdgpu_bo_unreserve(abo);
1497                         return -EINVAL;
1498                 }
1499         }
1500
1501         amdgpu_bo_get_tiling_flags(abo, &tiling_flags);
1502         amdgpu_bo_unreserve(abo);
1503
1504         switch (target_fb->format->format) {
1505         case DRM_FORMAT_C8:
1506                 fb_format = (GRPH_DEPTH(GRPH_DEPTH_8BPP) |
1507                              GRPH_FORMAT(GRPH_FORMAT_INDEXED));
1508                 break;
1509         case DRM_FORMAT_XRGB4444:
1510         case DRM_FORMAT_ARGB4444:
1511                 fb_format = (GRPH_DEPTH(GRPH_DEPTH_16BPP) |
1512                              GRPH_FORMAT(GRPH_FORMAT_ARGB4444));
1513 #ifdef __BIG_ENDIAN
1514                 fb_swap = GRPH_ENDIAN_SWAP(GRPH_ENDIAN_8IN16);
1515 #endif
1516                 break;
1517         case DRM_FORMAT_XRGB1555:
1518         case DRM_FORMAT_ARGB1555:
1519                 fb_format = (GRPH_DEPTH(GRPH_DEPTH_16BPP) |
1520                              GRPH_FORMAT(GRPH_FORMAT_ARGB1555));
1521 #ifdef __BIG_ENDIAN
1522                 fb_swap = GRPH_ENDIAN_SWAP(GRPH_ENDIAN_8IN16);
1523 #endif
1524                 break;
1525         case DRM_FORMAT_BGRX5551:
1526         case DRM_FORMAT_BGRA5551:
1527                 fb_format = (GRPH_DEPTH(GRPH_DEPTH_16BPP) |
1528                              GRPH_FORMAT(GRPH_FORMAT_BGRA5551));
1529 #ifdef __BIG_ENDIAN
1530                 fb_swap = GRPH_ENDIAN_SWAP(GRPH_ENDIAN_8IN16);
1531 #endif
1532                 break;
1533         case DRM_FORMAT_RGB565:
1534                 fb_format = (GRPH_DEPTH(GRPH_DEPTH_16BPP) |
1535                              GRPH_FORMAT(GRPH_FORMAT_ARGB565));
1536 #ifdef __BIG_ENDIAN
1537                 fb_swap = GRPH_ENDIAN_SWAP(GRPH_ENDIAN_8IN16);
1538 #endif
1539                 break;
1540         case DRM_FORMAT_XRGB8888:
1541         case DRM_FORMAT_ARGB8888:
1542                 fb_format = (GRPH_DEPTH(GRPH_DEPTH_32BPP) |
1543                              GRPH_FORMAT(GRPH_FORMAT_ARGB8888));
1544 #ifdef __BIG_ENDIAN
1545                 fb_swap = GRPH_ENDIAN_SWAP(GRPH_ENDIAN_8IN32);
1546 #endif
1547                 break;
1548         case DRM_FORMAT_XRGB2101010:
1549         case DRM_FORMAT_ARGB2101010:
1550                 fb_format = (GRPH_DEPTH(GRPH_DEPTH_32BPP) |
1551                              GRPH_FORMAT(GRPH_FORMAT_ARGB2101010));
1552 #ifdef __BIG_ENDIAN
1553                 fb_swap = GRPH_ENDIAN_SWAP(GRPH_ENDIAN_8IN32);
1554 #endif
1555                 /* Greater 8 bpc fb needs to bypass hw-lut to retain precision */
1556                 bypass_lut = true;
1557                 break;
1558         case DRM_FORMAT_BGRX1010102:
1559         case DRM_FORMAT_BGRA1010102:
1560                 fb_format = (GRPH_DEPTH(GRPH_DEPTH_32BPP) |
1561                              GRPH_FORMAT(GRPH_FORMAT_BGRA1010102));
1562 #ifdef __BIG_ENDIAN
1563                 fb_swap = GRPH_ENDIAN_SWAP(GRPH_ENDIAN_8IN32);
1564 #endif
1565                 /* Greater 8 bpc fb needs to bypass hw-lut to retain precision */
1566                 bypass_lut = true;
1567                 break;
1568         default:
1569                 DRM_ERROR("Unsupported screen format %s\n",
1570                           drm_get_format_name(target_fb->format->format, &format_name));
1571                 return -EINVAL;
1572         }
1573
1574         if (AMDGPU_TILING_GET(tiling_flags, ARRAY_MODE) == ARRAY_2D_TILED_THIN1) {
1575                 unsigned bankw, bankh, mtaspect, tile_split, num_banks;
1576
1577                 bankw = AMDGPU_TILING_GET(tiling_flags, BANK_WIDTH);
1578                 bankh = AMDGPU_TILING_GET(tiling_flags, BANK_HEIGHT);
1579                 mtaspect = AMDGPU_TILING_GET(tiling_flags, MACRO_TILE_ASPECT);
1580                 tile_split = AMDGPU_TILING_GET(tiling_flags, TILE_SPLIT);
1581                 num_banks = AMDGPU_TILING_GET(tiling_flags, NUM_BANKS);
1582
1583                 fb_format |= GRPH_NUM_BANKS(num_banks);
1584                 fb_format |= GRPH_ARRAY_MODE(GRPH_ARRAY_2D_TILED_THIN1);
1585                 fb_format |= GRPH_TILE_SPLIT(tile_split);
1586                 fb_format |= GRPH_BANK_WIDTH(bankw);
1587                 fb_format |= GRPH_BANK_HEIGHT(bankh);
1588                 fb_format |= GRPH_MACRO_TILE_ASPECT(mtaspect);
1589         } else if (AMDGPU_TILING_GET(tiling_flags, ARRAY_MODE) == ARRAY_1D_TILED_THIN1) {
1590                 fb_format |= GRPH_ARRAY_MODE(GRPH_ARRAY_1D_TILED_THIN1);
1591         }
1592
1593         pipe_config = AMDGPU_TILING_GET(tiling_flags, PIPE_CONFIG);
1594         fb_format |= GRPH_PIPE_CONFIG(pipe_config);
1595
1596         dce_v6_0_vga_enable(crtc, false);
1597
1598         /* Make sure surface address is updated at vertical blank rather than
1599          * horizontal blank
1600          */
1601         WREG32(mmGRPH_FLIP_CONTROL + amdgpu_crtc->crtc_offset, 0);
1602
1603         WREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS_HIGH + amdgpu_crtc->crtc_offset,
1604                upper_32_bits(fb_location));
1605         WREG32(mmGRPH_SECONDARY_SURFACE_ADDRESS_HIGH + amdgpu_crtc->crtc_offset,
1606                upper_32_bits(fb_location));
1607         WREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS + amdgpu_crtc->crtc_offset,
1608                (u32)fb_location & GRPH_PRIMARY_SURFACE_ADDRESS__GRPH_PRIMARY_SURFACE_ADDRESS_MASK);
1609         WREG32(mmGRPH_SECONDARY_SURFACE_ADDRESS + amdgpu_crtc->crtc_offset,
1610                (u32) fb_location & GRPH_PRIMARY_SURFACE_ADDRESS__GRPH_PRIMARY_SURFACE_ADDRESS_MASK);
1611         WREG32(mmGRPH_CONTROL + amdgpu_crtc->crtc_offset, fb_format);
1612         WREG32(mmGRPH_SWAP_CNTL + amdgpu_crtc->crtc_offset, fb_swap);
1613
1614         /*
1615          * The LUT only has 256 slots for indexing by a 8 bpc fb. Bypass the LUT
1616          * for > 8 bpc scanout to avoid truncation of fb indices to 8 msb's, to
1617          * retain the full precision throughout the pipeline.
1618          */
1619         WREG32_P(mmGRPH_LUT_10BIT_BYPASS + amdgpu_crtc->crtc_offset,
1620                  (bypass_lut ? GRPH_LUT_10BIT_BYPASS__GRPH_LUT_10BIT_BYPASS_EN_MASK : 0),
1621                  ~GRPH_LUT_10BIT_BYPASS__GRPH_LUT_10BIT_BYPASS_EN_MASK);
1622
1623         if (bypass_lut)
1624                 DRM_DEBUG_KMS("Bypassing hardware LUT due to 10 bit fb scanout.\n");
1625
1626         WREG32(mmGRPH_SURFACE_OFFSET_X + amdgpu_crtc->crtc_offset, 0);
1627         WREG32(mmGRPH_SURFACE_OFFSET_Y + amdgpu_crtc->crtc_offset, 0);
1628         WREG32(mmGRPH_X_START + amdgpu_crtc->crtc_offset, 0);
1629         WREG32(mmGRPH_Y_START + amdgpu_crtc->crtc_offset, 0);
1630         WREG32(mmGRPH_X_END + amdgpu_crtc->crtc_offset, target_fb->width);
1631         WREG32(mmGRPH_Y_END + amdgpu_crtc->crtc_offset, target_fb->height);
1632
1633         fb_pitch_pixels = target_fb->pitches[0] / target_fb->format->cpp[0];
1634         WREG32(mmGRPH_PITCH + amdgpu_crtc->crtc_offset, fb_pitch_pixels);
1635
1636         dce_v6_0_grph_enable(crtc, true);
1637
1638         WREG32(mmDESKTOP_HEIGHT + amdgpu_crtc->crtc_offset,
1639                        target_fb->height);
1640         x &= ~3;
1641         y &= ~1;
1642         WREG32(mmVIEWPORT_START + amdgpu_crtc->crtc_offset,
1643                (x << 16) | y);
1644         viewport_w = crtc->mode.hdisplay;
1645         viewport_h = (crtc->mode.vdisplay + 1) & ~1;
1646
1647         WREG32(mmVIEWPORT_SIZE + amdgpu_crtc->crtc_offset,
1648                (viewport_w << 16) | viewport_h);
1649
1650         /* set pageflip to happen anywhere in vblank interval */
1651         WREG32(mmMASTER_UPDATE_MODE + amdgpu_crtc->crtc_offset, 0);
1652
1653         if (!atomic && fb && fb != crtc->primary->fb) {
1654                 amdgpu_fb = to_amdgpu_framebuffer(fb);
1655                 abo = gem_to_amdgpu_bo(amdgpu_fb->obj);
1656                 r = amdgpu_bo_reserve(abo, false);
1657                 if (unlikely(r != 0))
1658                         return r;
1659                 amdgpu_bo_unpin(abo);
1660                 amdgpu_bo_unreserve(abo);
1661         }
1662
1663         /* Bytes per pixel may have changed */
1664         dce_v6_0_bandwidth_update(adev);
1665
1666         return 0;
1667
1668 }
1669
1670 static void dce_v6_0_set_interleave(struct drm_crtc *crtc,
1671                                     struct drm_display_mode *mode)
1672 {
1673         struct drm_device *dev = crtc->dev;
1674         struct amdgpu_device *adev = dev->dev_private;
1675         struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
1676
1677         if (mode->flags & DRM_MODE_FLAG_INTERLACE)
1678                 WREG32(mmDATA_FORMAT + amdgpu_crtc->crtc_offset,
1679                        INTERLEAVE_EN);
1680         else
1681                 WREG32(mmDATA_FORMAT + amdgpu_crtc->crtc_offset, 0);
1682 }
1683
1684 static void dce_v6_0_crtc_load_lut(struct drm_crtc *crtc)
1685 {
1686
1687         struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
1688         struct drm_device *dev = crtc->dev;
1689         struct amdgpu_device *adev = dev->dev_private;
1690         int i;
1691
1692         DRM_DEBUG_KMS("%d\n", amdgpu_crtc->crtc_id);
1693
1694         WREG32(mmINPUT_CSC_CONTROL + amdgpu_crtc->crtc_offset,
1695                ((0 << INPUT_CSC_CONTROL__INPUT_CSC_GRPH_MODE__SHIFT) |
1696                 (0 << INPUT_CSC_CONTROL__INPUT_CSC_OVL_MODE__SHIFT)));
1697         WREG32(mmPRESCALE_GRPH_CONTROL + amdgpu_crtc->crtc_offset,
1698                PRESCALE_GRPH_CONTROL__GRPH_PRESCALE_BYPASS_MASK);
1699         WREG32(mmPRESCALE_OVL_CONTROL + amdgpu_crtc->crtc_offset,
1700                PRESCALE_OVL_CONTROL__OVL_PRESCALE_BYPASS_MASK);
1701         WREG32(mmINPUT_GAMMA_CONTROL + amdgpu_crtc->crtc_offset,
1702                ((0 << INPUT_GAMMA_CONTROL__GRPH_INPUT_GAMMA_MODE__SHIFT) |
1703                 (0 << INPUT_GAMMA_CONTROL__OVL_INPUT_GAMMA_MODE__SHIFT)));
1704
1705         WREG32(mmDC_LUT_CONTROL + amdgpu_crtc->crtc_offset, 0);
1706
1707         WREG32(mmDC_LUT_BLACK_OFFSET_BLUE + amdgpu_crtc->crtc_offset, 0);
1708         WREG32(mmDC_LUT_BLACK_OFFSET_GREEN + amdgpu_crtc->crtc_offset, 0);
1709         WREG32(mmDC_LUT_BLACK_OFFSET_RED + amdgpu_crtc->crtc_offset, 0);
1710
1711         WREG32(mmDC_LUT_WHITE_OFFSET_BLUE + amdgpu_crtc->crtc_offset, 0xffff);
1712         WREG32(mmDC_LUT_WHITE_OFFSET_GREEN + amdgpu_crtc->crtc_offset, 0xffff);
1713         WREG32(mmDC_LUT_WHITE_OFFSET_RED + amdgpu_crtc->crtc_offset, 0xffff);
1714
1715         WREG32(mmDC_LUT_RW_MODE + amdgpu_crtc->crtc_offset, 0);
1716         WREG32(mmDC_LUT_WRITE_EN_MASK + amdgpu_crtc->crtc_offset, 0x00000007);
1717
1718         WREG32(mmDC_LUT_RW_INDEX + amdgpu_crtc->crtc_offset, 0);
1719         for (i = 0; i < 256; i++) {
1720                 WREG32(mmDC_LUT_30_COLOR + amdgpu_crtc->crtc_offset,
1721                        (amdgpu_crtc->lut_r[i] << 20) |
1722                        (amdgpu_crtc->lut_g[i] << 10) |
1723                        (amdgpu_crtc->lut_b[i] << 0));
1724         }
1725
1726         WREG32(mmDEGAMMA_CONTROL + amdgpu_crtc->crtc_offset,
1727                ((0 << DEGAMMA_CONTROL__GRPH_DEGAMMA_MODE__SHIFT) |
1728                 (0 << DEGAMMA_CONTROL__OVL_DEGAMMA_MODE__SHIFT) |
1729                 ICON_DEGAMMA_MODE(0) |
1730                 (0 << DEGAMMA_CONTROL__CURSOR_DEGAMMA_MODE__SHIFT)));
1731         WREG32(mmGAMUT_REMAP_CONTROL + amdgpu_crtc->crtc_offset,
1732                ((0 << GAMUT_REMAP_CONTROL__GRPH_GAMUT_REMAP_MODE__SHIFT) |
1733                 (0 << GAMUT_REMAP_CONTROL__OVL_GAMUT_REMAP_MODE__SHIFT)));
1734         WREG32(mmREGAMMA_CONTROL + amdgpu_crtc->crtc_offset,
1735                ((0 << REGAMMA_CONTROL__GRPH_REGAMMA_MODE__SHIFT) |
1736                 (0 << REGAMMA_CONTROL__OVL_REGAMMA_MODE__SHIFT)));
1737         WREG32(mmOUTPUT_CSC_CONTROL + amdgpu_crtc->crtc_offset,
1738                ((0 << OUTPUT_CSC_CONTROL__OUTPUT_CSC_GRPH_MODE__SHIFT) |
1739                 (0 << OUTPUT_CSC_CONTROL__OUTPUT_CSC_OVL_MODE__SHIFT)));
1740         /* XXX match this to the depth of the crtc fmt block, move to modeset? */
1741         WREG32(0x1a50 + amdgpu_crtc->crtc_offset, 0);
1742
1743
1744 }
1745
1746 static int dce_v6_0_pick_dig_encoder(struct drm_encoder *encoder)
1747 {
1748         struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1749         struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
1750
1751         switch (amdgpu_encoder->encoder_id) {
1752         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
1753                 return dig->linkb ? 1 : 0;
1754         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
1755                 return dig->linkb ? 3 : 2;
1756         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
1757                 return dig->linkb ? 5 : 4;
1758         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
1759                 return 6;
1760         default:
1761                 DRM_ERROR("invalid encoder_id: 0x%x\n", amdgpu_encoder->encoder_id);
1762                 return 0;
1763         }
1764 }
1765
1766 /**
1767  * dce_v6_0_pick_pll - Allocate a PPLL for use by the crtc.
1768  *
1769  * @crtc: drm crtc
1770  *
1771  * Returns the PPLL (Pixel PLL) to be used by the crtc.  For DP monitors
1772  * a single PPLL can be used for all DP crtcs/encoders.  For non-DP
1773  * monitors a dedicated PPLL must be used.  If a particular board has
1774  * an external DP PLL, return ATOM_PPLL_INVALID to skip PLL programming
1775  * as there is no need to program the PLL itself.  If we are not able to
1776  * allocate a PLL, return ATOM_PPLL_INVALID to skip PLL programming to
1777  * avoid messing up an existing monitor.
1778  *
1779  *
1780  */
1781 static u32 dce_v6_0_pick_pll(struct drm_crtc *crtc)
1782 {
1783         struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
1784         struct drm_device *dev = crtc->dev;
1785         struct amdgpu_device *adev = dev->dev_private;
1786         u32 pll_in_use;
1787         int pll;
1788
1789         if (ENCODER_MODE_IS_DP(amdgpu_atombios_encoder_get_encoder_mode(amdgpu_crtc->encoder))) {
1790                 if (adev->clock.dp_extclk)
1791                         /* skip PPLL programming if using ext clock */
1792                         return ATOM_PPLL_INVALID;
1793                 else
1794                         return ATOM_PPLL0;
1795         } else {
1796                 /* use the same PPLL for all monitors with the same clock */
1797                 pll = amdgpu_pll_get_shared_nondp_ppll(crtc);
1798                 if (pll != ATOM_PPLL_INVALID)
1799                         return pll;
1800         }
1801
1802         /*  PPLL1, and PPLL2 */
1803         pll_in_use = amdgpu_pll_get_use_mask(crtc);
1804         if (!(pll_in_use & (1 << ATOM_PPLL2)))
1805                 return ATOM_PPLL2;
1806         if (!(pll_in_use & (1 << ATOM_PPLL1)))
1807                 return ATOM_PPLL1;
1808         DRM_ERROR("unable to allocate a PPLL\n");
1809         return ATOM_PPLL_INVALID;
1810 }
1811
1812 static void dce_v6_0_lock_cursor(struct drm_crtc *crtc, bool lock)
1813 {
1814         struct amdgpu_device *adev = crtc->dev->dev_private;
1815         struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
1816         uint32_t cur_lock;
1817
1818         cur_lock = RREG32(mmCUR_UPDATE + amdgpu_crtc->crtc_offset);
1819         if (lock)
1820                 cur_lock |= CUR_UPDATE__CURSOR_UPDATE_LOCK_MASK;
1821         else
1822                 cur_lock &= ~CUR_UPDATE__CURSOR_UPDATE_LOCK_MASK;
1823         WREG32(mmCUR_UPDATE + amdgpu_crtc->crtc_offset, cur_lock);
1824 }
1825
1826 static void dce_v6_0_hide_cursor(struct drm_crtc *crtc)
1827 {
1828         struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
1829         struct amdgpu_device *adev = crtc->dev->dev_private;
1830
1831         WREG32_IDX(mmCUR_CONTROL + amdgpu_crtc->crtc_offset,
1832                    (CURSOR_24_8_PRE_MULT << CUR_CONTROL__CURSOR_MODE__SHIFT) |
1833                    (CURSOR_URGENT_1_2 << CUR_CONTROL__CURSOR_URGENT_CONTROL__SHIFT));
1834
1835
1836 }
1837
1838 static void dce_v6_0_show_cursor(struct drm_crtc *crtc)
1839 {
1840         struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
1841         struct amdgpu_device *adev = crtc->dev->dev_private;
1842
1843         WREG32(mmCUR_SURFACE_ADDRESS_HIGH + amdgpu_crtc->crtc_offset,
1844                upper_32_bits(amdgpu_crtc->cursor_addr));
1845         WREG32(mmCUR_SURFACE_ADDRESS + amdgpu_crtc->crtc_offset,
1846                lower_32_bits(amdgpu_crtc->cursor_addr));
1847
1848         WREG32_IDX(mmCUR_CONTROL + amdgpu_crtc->crtc_offset,
1849                    CUR_CONTROL__CURSOR_EN_MASK |
1850                    (CURSOR_24_8_PRE_MULT << CUR_CONTROL__CURSOR_MODE__SHIFT) |
1851                    (CURSOR_URGENT_1_2 << CUR_CONTROL__CURSOR_URGENT_CONTROL__SHIFT));
1852
1853 }
1854
1855 static int dce_v6_0_cursor_move_locked(struct drm_crtc *crtc,
1856                                        int x, int y)
1857 {
1858         struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
1859         struct amdgpu_device *adev = crtc->dev->dev_private;
1860         int xorigin = 0, yorigin = 0;
1861
1862         int w = amdgpu_crtc->cursor_width;
1863
1864         amdgpu_crtc->cursor_x = x;
1865         amdgpu_crtc->cursor_y = y;
1866
1867         /* avivo cursor are offset into the total surface */
1868         x += crtc->x;
1869         y += crtc->y;
1870         DRM_DEBUG("x %d y %d c->x %d c->y %d\n", x, y, crtc->x, crtc->y);
1871
1872         if (x < 0) {
1873                 xorigin = min(-x, amdgpu_crtc->max_cursor_width - 1);
1874                 x = 0;
1875         }
1876         if (y < 0) {
1877                 yorigin = min(-y, amdgpu_crtc->max_cursor_height - 1);
1878                 y = 0;
1879         }
1880
1881         WREG32(mmCUR_POSITION + amdgpu_crtc->crtc_offset, (x << 16) | y);
1882         WREG32(mmCUR_HOT_SPOT + amdgpu_crtc->crtc_offset, (xorigin << 16) | yorigin);
1883         WREG32(mmCUR_SIZE + amdgpu_crtc->crtc_offset,
1884                ((w - 1) << 16) | (amdgpu_crtc->cursor_height - 1));
1885
1886         return 0;
1887 }
1888
1889 static int dce_v6_0_crtc_cursor_move(struct drm_crtc *crtc,
1890                                      int x, int y)
1891 {
1892         int ret;
1893
1894         dce_v6_0_lock_cursor(crtc, true);
1895         ret = dce_v6_0_cursor_move_locked(crtc, x, y);
1896         dce_v6_0_lock_cursor(crtc, false);
1897
1898         return ret;
1899 }
1900
1901 static int dce_v6_0_crtc_cursor_set2(struct drm_crtc *crtc,
1902                                      struct drm_file *file_priv,
1903                                      uint32_t handle,
1904                                      uint32_t width,
1905                                      uint32_t height,
1906                                      int32_t hot_x,
1907                                      int32_t hot_y)
1908 {
1909         struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
1910         struct drm_gem_object *obj;
1911         struct amdgpu_bo *aobj;
1912         int ret;
1913
1914         if (!handle) {
1915                 /* turn off cursor */
1916                 dce_v6_0_hide_cursor(crtc);
1917                 obj = NULL;
1918                 goto unpin;
1919         }
1920
1921         if ((width > amdgpu_crtc->max_cursor_width) ||
1922             (height > amdgpu_crtc->max_cursor_height)) {
1923                 DRM_ERROR("bad cursor width or height %d x %d\n", width, height);
1924                 return -EINVAL;
1925         }
1926
1927         obj = drm_gem_object_lookup(file_priv, handle);
1928         if (!obj) {
1929                 DRM_ERROR("Cannot find cursor object %x for crtc %d\n", handle, amdgpu_crtc->crtc_id);
1930                 return -ENOENT;
1931         }
1932
1933         aobj = gem_to_amdgpu_bo(obj);
1934         ret = amdgpu_bo_reserve(aobj, false);
1935         if (ret != 0) {
1936                 drm_gem_object_unreference_unlocked(obj);
1937                 return ret;
1938         }
1939
1940         ret = amdgpu_bo_pin(aobj, AMDGPU_GEM_DOMAIN_VRAM, &amdgpu_crtc->cursor_addr);
1941         amdgpu_bo_unreserve(aobj);
1942         if (ret) {
1943                 DRM_ERROR("Failed to pin new cursor BO (%d)\n", ret);
1944                 drm_gem_object_unreference_unlocked(obj);
1945                 return ret;
1946         }
1947
1948         dce_v6_0_lock_cursor(crtc, true);
1949
1950         if (width != amdgpu_crtc->cursor_width ||
1951             height != amdgpu_crtc->cursor_height ||
1952             hot_x != amdgpu_crtc->cursor_hot_x ||
1953             hot_y != amdgpu_crtc->cursor_hot_y) {
1954                 int x, y;
1955
1956                 x = amdgpu_crtc->cursor_x + amdgpu_crtc->cursor_hot_x - hot_x;
1957                 y = amdgpu_crtc->cursor_y + amdgpu_crtc->cursor_hot_y - hot_y;
1958
1959                 dce_v6_0_cursor_move_locked(crtc, x, y);
1960
1961                 amdgpu_crtc->cursor_width = width;
1962                 amdgpu_crtc->cursor_height = height;
1963                 amdgpu_crtc->cursor_hot_x = hot_x;
1964                 amdgpu_crtc->cursor_hot_y = hot_y;
1965         }
1966
1967         dce_v6_0_show_cursor(crtc);
1968         dce_v6_0_lock_cursor(crtc, false);
1969
1970 unpin:
1971         if (amdgpu_crtc->cursor_bo) {
1972                 struct amdgpu_bo *aobj = gem_to_amdgpu_bo(amdgpu_crtc->cursor_bo);
1973                 ret = amdgpu_bo_reserve(aobj, false);
1974                 if (likely(ret == 0)) {
1975                         amdgpu_bo_unpin(aobj);
1976                         amdgpu_bo_unreserve(aobj);
1977                 }
1978                 drm_gem_object_unreference_unlocked(amdgpu_crtc->cursor_bo);
1979         }
1980
1981         amdgpu_crtc->cursor_bo = obj;
1982         return 0;
1983 }
1984
1985 static void dce_v6_0_cursor_reset(struct drm_crtc *crtc)
1986 {
1987         struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
1988
1989         if (amdgpu_crtc->cursor_bo) {
1990                 dce_v6_0_lock_cursor(crtc, true);
1991
1992                 dce_v6_0_cursor_move_locked(crtc, amdgpu_crtc->cursor_x,
1993                                             amdgpu_crtc->cursor_y);
1994
1995                 dce_v6_0_show_cursor(crtc);
1996                 dce_v6_0_lock_cursor(crtc, false);
1997         }
1998 }
1999
2000 static int dce_v6_0_crtc_gamma_set(struct drm_crtc *crtc, u16 *red, u16 *green,
2001                                    u16 *blue, uint32_t size)
2002 {
2003         struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2004         int i;
2005
2006         /* userspace palettes are always correct as is */
2007         for (i = 0; i < size; i++) {
2008                 amdgpu_crtc->lut_r[i] = red[i] >> 6;
2009                 amdgpu_crtc->lut_g[i] = green[i] >> 6;
2010                 amdgpu_crtc->lut_b[i] = blue[i] >> 6;
2011         }
2012         dce_v6_0_crtc_load_lut(crtc);
2013
2014         return 0;
2015 }
2016
2017 static void dce_v6_0_crtc_destroy(struct drm_crtc *crtc)
2018 {
2019         struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2020
2021         drm_crtc_cleanup(crtc);
2022         kfree(amdgpu_crtc);
2023 }
2024
2025 static const struct drm_crtc_funcs dce_v6_0_crtc_funcs = {
2026         .cursor_set2 = dce_v6_0_crtc_cursor_set2,
2027         .cursor_move = dce_v6_0_crtc_cursor_move,
2028         .gamma_set = dce_v6_0_crtc_gamma_set,
2029         .set_config = amdgpu_crtc_set_config,
2030         .destroy = dce_v6_0_crtc_destroy,
2031         .page_flip_target = amdgpu_crtc_page_flip_target,
2032 };
2033
2034 static void dce_v6_0_crtc_dpms(struct drm_crtc *crtc, int mode)
2035 {
2036         struct drm_device *dev = crtc->dev;
2037         struct amdgpu_device *adev = dev->dev_private;
2038         struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2039         unsigned type;
2040
2041         switch (mode) {
2042         case DRM_MODE_DPMS_ON:
2043                 amdgpu_crtc->enabled = true;
2044                 amdgpu_atombios_crtc_enable(crtc, ATOM_ENABLE);
2045                 amdgpu_atombios_crtc_blank(crtc, ATOM_DISABLE);
2046                 /* Make sure VBLANK and PFLIP interrupts are still enabled */
2047                 type = amdgpu_crtc_idx_to_irq_type(adev, amdgpu_crtc->crtc_id);
2048                 amdgpu_irq_update(adev, &adev->crtc_irq, type);
2049                 amdgpu_irq_update(adev, &adev->pageflip_irq, type);
2050                 drm_crtc_vblank_on(crtc);
2051                 dce_v6_0_crtc_load_lut(crtc);
2052                 break;
2053         case DRM_MODE_DPMS_STANDBY:
2054         case DRM_MODE_DPMS_SUSPEND:
2055         case DRM_MODE_DPMS_OFF:
2056                 drm_crtc_vblank_off(crtc);
2057                 if (amdgpu_crtc->enabled)
2058                         amdgpu_atombios_crtc_blank(crtc, ATOM_ENABLE);
2059                 amdgpu_atombios_crtc_enable(crtc, ATOM_DISABLE);
2060                 amdgpu_crtc->enabled = false;
2061                 break;
2062         }
2063         /* adjust pm to dpms */
2064         amdgpu_pm_compute_clocks(adev);
2065 }
2066
2067 static void dce_v6_0_crtc_prepare(struct drm_crtc *crtc)
2068 {
2069         /* disable crtc pair power gating before programming */
2070         amdgpu_atombios_crtc_powergate(crtc, ATOM_DISABLE);
2071         amdgpu_atombios_crtc_lock(crtc, ATOM_ENABLE);
2072         dce_v6_0_crtc_dpms(crtc, DRM_MODE_DPMS_OFF);
2073 }
2074
2075 static void dce_v6_0_crtc_commit(struct drm_crtc *crtc)
2076 {
2077         dce_v6_0_crtc_dpms(crtc, DRM_MODE_DPMS_ON);
2078         amdgpu_atombios_crtc_lock(crtc, ATOM_DISABLE);
2079 }
2080
2081 static void dce_v6_0_crtc_disable(struct drm_crtc *crtc)
2082 {
2083
2084         struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2085         struct drm_device *dev = crtc->dev;
2086         struct amdgpu_device *adev = dev->dev_private;
2087         struct amdgpu_atom_ss ss;
2088         int i;
2089
2090         dce_v6_0_crtc_dpms(crtc, DRM_MODE_DPMS_OFF);
2091         if (crtc->primary->fb) {
2092                 int r;
2093                 struct amdgpu_framebuffer *amdgpu_fb;
2094                 struct amdgpu_bo *abo;
2095
2096                 amdgpu_fb = to_amdgpu_framebuffer(crtc->primary->fb);
2097                 abo = gem_to_amdgpu_bo(amdgpu_fb->obj);
2098                 r = amdgpu_bo_reserve(abo, false);
2099                 if (unlikely(r))
2100                         DRM_ERROR("failed to reserve abo before unpin\n");
2101                 else {
2102                         amdgpu_bo_unpin(abo);
2103                         amdgpu_bo_unreserve(abo);
2104                 }
2105         }
2106         /* disable the GRPH */
2107         dce_v6_0_grph_enable(crtc, false);
2108
2109         amdgpu_atombios_crtc_powergate(crtc, ATOM_ENABLE);
2110
2111         for (i = 0; i < adev->mode_info.num_crtc; i++) {
2112                 if (adev->mode_info.crtcs[i] &&
2113                     adev->mode_info.crtcs[i]->enabled &&
2114                     i != amdgpu_crtc->crtc_id &&
2115                     amdgpu_crtc->pll_id == adev->mode_info.crtcs[i]->pll_id) {
2116                         /* one other crtc is using this pll don't turn
2117                          * off the pll
2118                          */
2119                         goto done;
2120                 }
2121         }
2122
2123         switch (amdgpu_crtc->pll_id) {
2124         case ATOM_PPLL1:
2125         case ATOM_PPLL2:
2126                 /* disable the ppll */
2127                 amdgpu_atombios_crtc_program_pll(crtc, amdgpu_crtc->crtc_id, amdgpu_crtc->pll_id,
2128                                                  0, 0, ATOM_DISABLE, 0, 0, 0, 0, 0, false, &ss);
2129                 break;
2130         default:
2131                 break;
2132         }
2133 done:
2134         amdgpu_crtc->pll_id = ATOM_PPLL_INVALID;
2135         amdgpu_crtc->adjusted_clock = 0;
2136         amdgpu_crtc->encoder = NULL;
2137         amdgpu_crtc->connector = NULL;
2138 }
2139
2140 static int dce_v6_0_crtc_mode_set(struct drm_crtc *crtc,
2141                                   struct drm_display_mode *mode,
2142                                   struct drm_display_mode *adjusted_mode,
2143                                   int x, int y, struct drm_framebuffer *old_fb)
2144 {
2145         struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2146
2147         if (!amdgpu_crtc->adjusted_clock)
2148                 return -EINVAL;
2149
2150         amdgpu_atombios_crtc_set_pll(crtc, adjusted_mode);
2151         amdgpu_atombios_crtc_set_dtd_timing(crtc, adjusted_mode);
2152         dce_v6_0_crtc_do_set_base(crtc, old_fb, x, y, 0);
2153         amdgpu_atombios_crtc_overscan_setup(crtc, mode, adjusted_mode);
2154         amdgpu_atombios_crtc_scaler_setup(crtc);
2155         dce_v6_0_cursor_reset(crtc);
2156         /* update the hw version fpr dpm */
2157         amdgpu_crtc->hw_mode = *adjusted_mode;
2158
2159         return 0;
2160 }
2161
2162 static bool dce_v6_0_crtc_mode_fixup(struct drm_crtc *crtc,
2163                                      const struct drm_display_mode *mode,
2164                                      struct drm_display_mode *adjusted_mode)
2165 {
2166
2167         struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2168         struct drm_device *dev = crtc->dev;
2169         struct drm_encoder *encoder;
2170
2171         /* assign the encoder to the amdgpu crtc to avoid repeated lookups later */
2172         list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
2173                 if (encoder->crtc == crtc) {
2174                         amdgpu_crtc->encoder = encoder;
2175                         amdgpu_crtc->connector = amdgpu_get_connector_for_encoder(encoder);
2176                         break;
2177                 }
2178         }
2179         if ((amdgpu_crtc->encoder == NULL) || (amdgpu_crtc->connector == NULL)) {
2180                 amdgpu_crtc->encoder = NULL;
2181                 amdgpu_crtc->connector = NULL;
2182                 return false;
2183         }
2184         if (!amdgpu_crtc_scaling_mode_fixup(crtc, mode, adjusted_mode))
2185                 return false;
2186         if (amdgpu_atombios_crtc_prepare_pll(crtc, adjusted_mode))
2187                 return false;
2188         /* pick pll */
2189         amdgpu_crtc->pll_id = dce_v6_0_pick_pll(crtc);
2190         /* if we can't get a PPLL for a non-DP encoder, fail */
2191         if ((amdgpu_crtc->pll_id == ATOM_PPLL_INVALID) &&
2192             !ENCODER_MODE_IS_DP(amdgpu_atombios_encoder_get_encoder_mode(amdgpu_crtc->encoder)))
2193                 return false;
2194
2195         return true;
2196 }
2197
2198 static int dce_v6_0_crtc_set_base(struct drm_crtc *crtc, int x, int y,
2199                                   struct drm_framebuffer *old_fb)
2200 {
2201         return dce_v6_0_crtc_do_set_base(crtc, old_fb, x, y, 0);
2202 }
2203
2204 static int dce_v6_0_crtc_set_base_atomic(struct drm_crtc *crtc,
2205                                          struct drm_framebuffer *fb,
2206                                          int x, int y, enum mode_set_atomic state)
2207 {
2208        return dce_v6_0_crtc_do_set_base(crtc, fb, x, y, 1);
2209 }
2210
2211 static const struct drm_crtc_helper_funcs dce_v6_0_crtc_helper_funcs = {
2212         .dpms = dce_v6_0_crtc_dpms,
2213         .mode_fixup = dce_v6_0_crtc_mode_fixup,
2214         .mode_set = dce_v6_0_crtc_mode_set,
2215         .mode_set_base = dce_v6_0_crtc_set_base,
2216         .mode_set_base_atomic = dce_v6_0_crtc_set_base_atomic,
2217         .prepare = dce_v6_0_crtc_prepare,
2218         .commit = dce_v6_0_crtc_commit,
2219         .load_lut = dce_v6_0_crtc_load_lut,
2220         .disable = dce_v6_0_crtc_disable,
2221 };
2222
2223 static int dce_v6_0_crtc_init(struct amdgpu_device *adev, int index)
2224 {
2225         struct amdgpu_crtc *amdgpu_crtc;
2226         int i;
2227
2228         amdgpu_crtc = kzalloc(sizeof(struct amdgpu_crtc) +
2229                               (AMDGPUFB_CONN_LIMIT * sizeof(struct drm_connector *)), GFP_KERNEL);
2230         if (amdgpu_crtc == NULL)
2231                 return -ENOMEM;
2232
2233         drm_crtc_init(adev->ddev, &amdgpu_crtc->base, &dce_v6_0_crtc_funcs);
2234
2235         drm_mode_crtc_set_gamma_size(&amdgpu_crtc->base, 256);
2236         amdgpu_crtc->crtc_id = index;
2237         adev->mode_info.crtcs[index] = amdgpu_crtc;
2238
2239         amdgpu_crtc->max_cursor_width = CURSOR_WIDTH;
2240         amdgpu_crtc->max_cursor_height = CURSOR_HEIGHT;
2241         adev->ddev->mode_config.cursor_width = amdgpu_crtc->max_cursor_width;
2242         adev->ddev->mode_config.cursor_height = amdgpu_crtc->max_cursor_height;
2243
2244         for (i = 0; i < 256; i++) {
2245                 amdgpu_crtc->lut_r[i] = i << 2;
2246                 amdgpu_crtc->lut_g[i] = i << 2;
2247                 amdgpu_crtc->lut_b[i] = i << 2;
2248         }
2249
2250         amdgpu_crtc->crtc_offset = crtc_offsets[amdgpu_crtc->crtc_id];
2251
2252         amdgpu_crtc->pll_id = ATOM_PPLL_INVALID;
2253         amdgpu_crtc->adjusted_clock = 0;
2254         amdgpu_crtc->encoder = NULL;
2255         amdgpu_crtc->connector = NULL;
2256         drm_crtc_helper_add(&amdgpu_crtc->base, &dce_v6_0_crtc_helper_funcs);
2257
2258         return 0;
2259 }
2260
2261 static int dce_v6_0_early_init(void *handle)
2262 {
2263         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2264
2265         adev->audio_endpt_rreg = &dce_v6_0_audio_endpt_rreg;
2266         adev->audio_endpt_wreg = &dce_v6_0_audio_endpt_wreg;
2267
2268         dce_v6_0_set_display_funcs(adev);
2269         dce_v6_0_set_irq_funcs(adev);
2270
2271         adev->mode_info.num_crtc = dce_v6_0_get_num_crtc(adev);
2272
2273         switch (adev->asic_type) {
2274         case CHIP_TAHITI:
2275         case CHIP_PITCAIRN:
2276         case CHIP_VERDE:
2277                 adev->mode_info.num_hpd = 6;
2278                 adev->mode_info.num_dig = 6;
2279                 break;
2280         case CHIP_OLAND:
2281                 adev->mode_info.num_hpd = 2;
2282                 adev->mode_info.num_dig = 2;
2283                 break;
2284         default:
2285                 return -EINVAL;
2286         }
2287
2288         return 0;
2289 }
2290
2291 static int dce_v6_0_sw_init(void *handle)
2292 {
2293         int r, i;
2294         bool ret;
2295         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2296
2297         for (i = 0; i < adev->mode_info.num_crtc; i++) {
2298                 r = amdgpu_irq_add_id(adev, i + 1, &adev->crtc_irq);
2299                 if (r)
2300                         return r;
2301         }
2302
2303         for (i = 8; i < 20; i += 2) {
2304                 r = amdgpu_irq_add_id(adev, i, &adev->pageflip_irq);
2305                 if (r)
2306                         return r;
2307         }
2308
2309         /* HPD hotplug */
2310         r = amdgpu_irq_add_id(adev, 42, &adev->hpd_irq);
2311         if (r)
2312                 return r;
2313
2314         adev->mode_info.mode_config_initialized = true;
2315
2316         adev->ddev->mode_config.funcs = &amdgpu_mode_funcs;
2317         adev->ddev->mode_config.async_page_flip = true;
2318         adev->ddev->mode_config.max_width = 16384;
2319         adev->ddev->mode_config.max_height = 16384;
2320         adev->ddev->mode_config.preferred_depth = 24;
2321         adev->ddev->mode_config.prefer_shadow = 1;
2322         adev->ddev->mode_config.fb_base = adev->mc.aper_base;
2323
2324         r = amdgpu_modeset_create_props(adev);
2325         if (r)
2326                 return r;
2327
2328         adev->ddev->mode_config.max_width = 16384;
2329         adev->ddev->mode_config.max_height = 16384;
2330
2331         /* allocate crtcs */
2332         for (i = 0; i < adev->mode_info.num_crtc; i++) {
2333                 r = dce_v6_0_crtc_init(adev, i);
2334                 if (r)
2335                         return r;
2336         }
2337
2338         ret = amdgpu_atombios_get_connector_info_from_object_table(adev);
2339         if (ret)
2340                 amdgpu_print_display_setup(adev->ddev);
2341         else
2342                 return -EINVAL;
2343
2344         /* setup afmt */
2345         r = dce_v6_0_afmt_init(adev);
2346         if (r)
2347                 return r;
2348
2349         r = dce_v6_0_audio_init(adev);
2350         if (r)
2351                 return r;
2352
2353         drm_kms_helper_poll_init(adev->ddev);
2354
2355         return r;
2356 }
2357
2358 static int dce_v6_0_sw_fini(void *handle)
2359 {
2360         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2361
2362         kfree(adev->mode_info.bios_hardcoded_edid);
2363
2364         drm_kms_helper_poll_fini(adev->ddev);
2365
2366         dce_v6_0_audio_fini(adev);
2367         dce_v6_0_afmt_fini(adev);
2368
2369         drm_mode_config_cleanup(adev->ddev);
2370         adev->mode_info.mode_config_initialized = false;
2371
2372         return 0;
2373 }
2374
2375 static int dce_v6_0_hw_init(void *handle)
2376 {
2377         int i;
2378         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2379
2380         /* init dig PHYs, disp eng pll */
2381         amdgpu_atombios_encoder_init_dig(adev);
2382         amdgpu_atombios_crtc_set_disp_eng_pll(adev, adev->clock.default_dispclk);
2383
2384         /* initialize hpd */
2385         dce_v6_0_hpd_init(adev);
2386
2387         for (i = 0; i < adev->mode_info.audio.num_pins; i++) {
2388                 dce_v6_0_audio_enable(adev, &adev->mode_info.audio.pin[i], false);
2389         }
2390
2391         dce_v6_0_pageflip_interrupt_init(adev);
2392
2393         return 0;
2394 }
2395
2396 static int dce_v6_0_hw_fini(void *handle)
2397 {
2398         int i;
2399         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2400
2401         dce_v6_0_hpd_fini(adev);
2402
2403         for (i = 0; i < adev->mode_info.audio.num_pins; i++) {
2404                 dce_v6_0_audio_enable(adev, &adev->mode_info.audio.pin[i], false);
2405         }
2406
2407         dce_v6_0_pageflip_interrupt_fini(adev);
2408
2409         return 0;
2410 }
2411
2412 static int dce_v6_0_suspend(void *handle)
2413 {
2414         return dce_v6_0_hw_fini(handle);
2415 }
2416
2417 static int dce_v6_0_resume(void *handle)
2418 {
2419         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2420         int ret;
2421
2422         ret = dce_v6_0_hw_init(handle);
2423
2424         /* turn on the BL */
2425         if (adev->mode_info.bl_encoder) {
2426                 u8 bl_level = amdgpu_display_backlight_get_level(adev,
2427                                                                   adev->mode_info.bl_encoder);
2428                 amdgpu_display_backlight_set_level(adev, adev->mode_info.bl_encoder,
2429                                                     bl_level);
2430         }
2431
2432         return ret;
2433 }
2434
2435 static bool dce_v6_0_is_idle(void *handle)
2436 {
2437         return true;
2438 }
2439
2440 static int dce_v6_0_wait_for_idle(void *handle)
2441 {
2442         return 0;
2443 }
2444
2445 static int dce_v6_0_soft_reset(void *handle)
2446 {
2447         DRM_INFO("xxxx: dce_v6_0_soft_reset --- no impl!!\n");
2448         return 0;
2449 }
2450
2451 static void dce_v6_0_set_crtc_vblank_interrupt_state(struct amdgpu_device *adev,
2452                                                      int crtc,
2453                                                      enum amdgpu_interrupt_state state)
2454 {
2455         u32 reg_block, interrupt_mask;
2456
2457         if (crtc >= adev->mode_info.num_crtc) {
2458                 DRM_DEBUG("invalid crtc %d\n", crtc);
2459                 return;
2460         }
2461
2462         switch (crtc) {
2463         case 0:
2464                 reg_block = SI_CRTC0_REGISTER_OFFSET;
2465                 break;
2466         case 1:
2467                 reg_block = SI_CRTC1_REGISTER_OFFSET;
2468                 break;
2469         case 2:
2470                 reg_block = SI_CRTC2_REGISTER_OFFSET;
2471                 break;
2472         case 3:
2473                 reg_block = SI_CRTC3_REGISTER_OFFSET;
2474                 break;
2475         case 4:
2476                 reg_block = SI_CRTC4_REGISTER_OFFSET;
2477                 break;
2478         case 5:
2479                 reg_block = SI_CRTC5_REGISTER_OFFSET;
2480                 break;
2481         default:
2482                 DRM_DEBUG("invalid crtc %d\n", crtc);
2483                 return;
2484         }
2485
2486         switch (state) {
2487         case AMDGPU_IRQ_STATE_DISABLE:
2488                 interrupt_mask = RREG32(mmINT_MASK + reg_block);
2489                 interrupt_mask &= ~VBLANK_INT_MASK;
2490                 WREG32(mmINT_MASK + reg_block, interrupt_mask);
2491                 break;
2492         case AMDGPU_IRQ_STATE_ENABLE:
2493                 interrupt_mask = RREG32(mmINT_MASK + reg_block);
2494                 interrupt_mask |= VBLANK_INT_MASK;
2495                 WREG32(mmINT_MASK + reg_block, interrupt_mask);
2496                 break;
2497         default:
2498                 break;
2499         }
2500 }
2501
2502 static void dce_v6_0_set_crtc_vline_interrupt_state(struct amdgpu_device *adev,
2503                                                     int crtc,
2504                                                     enum amdgpu_interrupt_state state)
2505 {
2506
2507 }
2508
2509 static int dce_v6_0_set_hpd_interrupt_state(struct amdgpu_device *adev,
2510                                             struct amdgpu_irq_src *src,
2511                                             unsigned type,
2512                                             enum amdgpu_interrupt_state state)
2513 {
2514         u32 dc_hpd_int_cntl;
2515
2516         if (type >= adev->mode_info.num_hpd) {
2517                 DRM_DEBUG("invalid hdp %d\n", type);
2518                 return 0;
2519         }
2520
2521         switch (state) {
2522         case AMDGPU_IRQ_STATE_DISABLE:
2523                 dc_hpd_int_cntl = RREG32(mmDC_HPD1_INT_CONTROL + hpd_offsets[type]);
2524                 dc_hpd_int_cntl &= ~DC_HPDx_INT_EN;
2525                 WREG32(mmDC_HPD1_INT_CONTROL + hpd_offsets[type], dc_hpd_int_cntl);
2526                 break;
2527         case AMDGPU_IRQ_STATE_ENABLE:
2528                 dc_hpd_int_cntl = RREG32(mmDC_HPD1_INT_CONTROL + hpd_offsets[type]);
2529                 dc_hpd_int_cntl |= DC_HPDx_INT_EN;
2530                 WREG32(mmDC_HPD1_INT_CONTROL + hpd_offsets[type], dc_hpd_int_cntl);
2531                 break;
2532         default:
2533                 break;
2534         }
2535
2536         return 0;
2537 }
2538
2539 static int dce_v6_0_set_crtc_interrupt_state(struct amdgpu_device *adev,
2540                                              struct amdgpu_irq_src *src,
2541                                              unsigned type,
2542                                              enum amdgpu_interrupt_state state)
2543 {
2544         switch (type) {
2545         case AMDGPU_CRTC_IRQ_VBLANK1:
2546                 dce_v6_0_set_crtc_vblank_interrupt_state(adev, 0, state);
2547                 break;
2548         case AMDGPU_CRTC_IRQ_VBLANK2:
2549                 dce_v6_0_set_crtc_vblank_interrupt_state(adev, 1, state);
2550                 break;
2551         case AMDGPU_CRTC_IRQ_VBLANK3:
2552                 dce_v6_0_set_crtc_vblank_interrupt_state(adev, 2, state);
2553                 break;
2554         case AMDGPU_CRTC_IRQ_VBLANK4:
2555                 dce_v6_0_set_crtc_vblank_interrupt_state(adev, 3, state);
2556                 break;
2557         case AMDGPU_CRTC_IRQ_VBLANK5:
2558                 dce_v6_0_set_crtc_vblank_interrupt_state(adev, 4, state);
2559                 break;
2560         case AMDGPU_CRTC_IRQ_VBLANK6:
2561                 dce_v6_0_set_crtc_vblank_interrupt_state(adev, 5, state);
2562                 break;
2563         case AMDGPU_CRTC_IRQ_VLINE1:
2564                 dce_v6_0_set_crtc_vline_interrupt_state(adev, 0, state);
2565                 break;
2566         case AMDGPU_CRTC_IRQ_VLINE2:
2567                 dce_v6_0_set_crtc_vline_interrupt_state(adev, 1, state);
2568                 break;
2569         case AMDGPU_CRTC_IRQ_VLINE3:
2570                 dce_v6_0_set_crtc_vline_interrupt_state(adev, 2, state);
2571                 break;
2572         case AMDGPU_CRTC_IRQ_VLINE4:
2573                 dce_v6_0_set_crtc_vline_interrupt_state(adev, 3, state);
2574                 break;
2575         case AMDGPU_CRTC_IRQ_VLINE5:
2576                 dce_v6_0_set_crtc_vline_interrupt_state(adev, 4, state);
2577                 break;
2578         case AMDGPU_CRTC_IRQ_VLINE6:
2579                 dce_v6_0_set_crtc_vline_interrupt_state(adev, 5, state);
2580                 break;
2581         default:
2582                 break;
2583         }
2584         return 0;
2585 }
2586
2587 static int dce_v6_0_crtc_irq(struct amdgpu_device *adev,
2588                              struct amdgpu_irq_src *source,
2589                              struct amdgpu_iv_entry *entry)
2590 {
2591         unsigned crtc = entry->src_id - 1;
2592         uint32_t disp_int = RREG32(interrupt_status_offsets[crtc].reg);
2593         unsigned irq_type = amdgpu_crtc_idx_to_irq_type(adev, crtc);
2594
2595         switch (entry->src_data) {
2596         case 0: /* vblank */
2597                 if (disp_int & interrupt_status_offsets[crtc].vblank)
2598                         WREG32(mmVBLANK_STATUS + crtc_offsets[crtc], VBLANK_ACK);
2599                 else
2600                         DRM_DEBUG("IH: IH event w/o asserted irq bit?\n");
2601
2602                 if (amdgpu_irq_enabled(adev, source, irq_type)) {
2603                         drm_handle_vblank(adev->ddev, crtc);
2604                 }
2605                 DRM_DEBUG("IH: D%d vblank\n", crtc + 1);
2606                 break;
2607         case 1: /* vline */
2608                 if (disp_int & interrupt_status_offsets[crtc].vline)
2609                         WREG32(mmVLINE_STATUS + crtc_offsets[crtc], VLINE_ACK);
2610                 else
2611                         DRM_DEBUG("IH: IH event w/o asserted irq bit?\n");
2612
2613                 DRM_DEBUG("IH: D%d vline\n", crtc + 1);
2614                 break;
2615         default:
2616                 DRM_DEBUG("Unhandled interrupt: %d %d\n", entry->src_id, entry->src_data);
2617                 break;
2618         }
2619
2620         return 0;
2621 }
2622
2623 static int dce_v6_0_set_pageflip_interrupt_state(struct amdgpu_device *adev,
2624                                                  struct amdgpu_irq_src *src,
2625                                                  unsigned type,
2626                                                  enum amdgpu_interrupt_state state)
2627 {
2628         u32 reg;
2629
2630         if (type >= adev->mode_info.num_crtc) {
2631                 DRM_ERROR("invalid pageflip crtc %d\n", type);
2632                 return -EINVAL;
2633         }
2634
2635         reg = RREG32(mmGRPH_INTERRUPT_CONTROL + crtc_offsets[type]);
2636         if (state == AMDGPU_IRQ_STATE_DISABLE)
2637                 WREG32(mmGRPH_INTERRUPT_CONTROL + crtc_offsets[type],
2638                        reg & ~GRPH_INTERRUPT_CONTROL__GRPH_PFLIP_INT_MASK_MASK);
2639         else
2640                 WREG32(mmGRPH_INTERRUPT_CONTROL + crtc_offsets[type],
2641                        reg | GRPH_INTERRUPT_CONTROL__GRPH_PFLIP_INT_MASK_MASK);
2642
2643         return 0;
2644 }
2645
2646 static int dce_v6_0_pageflip_irq(struct amdgpu_device *adev,
2647                                  struct amdgpu_irq_src *source,
2648                                  struct amdgpu_iv_entry *entry)
2649 {
2650                 unsigned long flags;
2651         unsigned crtc_id;
2652         struct amdgpu_crtc *amdgpu_crtc;
2653         struct amdgpu_flip_work *works;
2654
2655         crtc_id = (entry->src_id - 8) >> 1;
2656         amdgpu_crtc = adev->mode_info.crtcs[crtc_id];
2657
2658         if (crtc_id >= adev->mode_info.num_crtc) {
2659                 DRM_ERROR("invalid pageflip crtc %d\n", crtc_id);
2660                 return -EINVAL;
2661         }
2662
2663         if (RREG32(mmGRPH_INTERRUPT_STATUS + crtc_offsets[crtc_id]) &
2664             GRPH_INTERRUPT_STATUS__GRPH_PFLIP_INT_OCCURRED_MASK)
2665                 WREG32(mmGRPH_INTERRUPT_STATUS + crtc_offsets[crtc_id],
2666                        GRPH_INTERRUPT_STATUS__GRPH_PFLIP_INT_CLEAR_MASK);
2667
2668         /* IRQ could occur when in initial stage */
2669         if (amdgpu_crtc == NULL)
2670                 return 0;
2671
2672         spin_lock_irqsave(&adev->ddev->event_lock, flags);
2673         works = amdgpu_crtc->pflip_works;
2674         if (amdgpu_crtc->pflip_status != AMDGPU_FLIP_SUBMITTED){
2675                 DRM_DEBUG_DRIVER("amdgpu_crtc->pflip_status = %d != "
2676                                                 "AMDGPU_FLIP_SUBMITTED(%d)\n",
2677                                                 amdgpu_crtc->pflip_status,
2678                                                 AMDGPU_FLIP_SUBMITTED);
2679                 spin_unlock_irqrestore(&adev->ddev->event_lock, flags);
2680                 return 0;
2681         }
2682
2683         /* page flip completed. clean up */
2684         amdgpu_crtc->pflip_status = AMDGPU_FLIP_NONE;
2685         amdgpu_crtc->pflip_works = NULL;
2686
2687         /* wakeup usersapce */
2688         if (works->event)
2689                 drm_crtc_send_vblank_event(&amdgpu_crtc->base, works->event);
2690
2691         spin_unlock_irqrestore(&adev->ddev->event_lock, flags);
2692
2693         drm_crtc_vblank_put(&amdgpu_crtc->base);
2694         schedule_work(&works->unpin_work);
2695
2696         return 0;
2697 }
2698
2699 static int dce_v6_0_hpd_irq(struct amdgpu_device *adev,
2700                             struct amdgpu_irq_src *source,
2701                             struct amdgpu_iv_entry *entry)
2702 {
2703         uint32_t disp_int, mask, tmp;
2704         unsigned hpd;
2705
2706         if (entry->src_data >= adev->mode_info.num_hpd) {
2707                 DRM_DEBUG("Unhandled interrupt: %d %d\n", entry->src_id, entry->src_data);
2708                 return 0;
2709         }
2710
2711         hpd = entry->src_data;
2712         disp_int = RREG32(interrupt_status_offsets[hpd].reg);
2713         mask = interrupt_status_offsets[hpd].hpd;
2714
2715         if (disp_int & mask) {
2716                 tmp = RREG32(mmDC_HPD1_INT_CONTROL + hpd_offsets[hpd]);
2717                 tmp |= DC_HPD1_INT_CONTROL__DC_HPD1_INT_ACK_MASK;
2718                 WREG32(mmDC_HPD1_INT_CONTROL + hpd_offsets[hpd], tmp);
2719                 schedule_work(&adev->hotplug_work);
2720                 DRM_INFO("IH: HPD%d\n", hpd + 1);
2721         }
2722
2723         return 0;
2724
2725 }
2726
2727 static int dce_v6_0_set_clockgating_state(void *handle,
2728                                           enum amd_clockgating_state state)
2729 {
2730         return 0;
2731 }
2732
2733 static int dce_v6_0_set_powergating_state(void *handle,
2734                                           enum amd_powergating_state state)
2735 {
2736         return 0;
2737 }
2738
2739 static const struct amd_ip_funcs dce_v6_0_ip_funcs = {
2740         .name = "dce_v6_0",
2741         .early_init = dce_v6_0_early_init,
2742         .late_init = NULL,
2743         .sw_init = dce_v6_0_sw_init,
2744         .sw_fini = dce_v6_0_sw_fini,
2745         .hw_init = dce_v6_0_hw_init,
2746         .hw_fini = dce_v6_0_hw_fini,
2747         .suspend = dce_v6_0_suspend,
2748         .resume = dce_v6_0_resume,
2749         .is_idle = dce_v6_0_is_idle,
2750         .wait_for_idle = dce_v6_0_wait_for_idle,
2751         .soft_reset = dce_v6_0_soft_reset,
2752         .set_clockgating_state = dce_v6_0_set_clockgating_state,
2753         .set_powergating_state = dce_v6_0_set_powergating_state,
2754 };
2755
2756 static void
2757 dce_v6_0_encoder_mode_set(struct drm_encoder *encoder,
2758                           struct drm_display_mode *mode,
2759                           struct drm_display_mode *adjusted_mode)
2760 {
2761
2762         struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
2763
2764         amdgpu_encoder->pixel_clock = adjusted_mode->clock;
2765
2766         /* need to call this here rather than in prepare() since we need some crtc info */
2767         amdgpu_atombios_encoder_dpms(encoder, DRM_MODE_DPMS_OFF);
2768
2769         /* set scaler clears this on some chips */
2770         dce_v6_0_set_interleave(encoder->crtc, mode);
2771
2772         if (amdgpu_atombios_encoder_get_encoder_mode(encoder) == ATOM_ENCODER_MODE_HDMI) {
2773                 dce_v6_0_afmt_enable(encoder, true);
2774                 dce_v6_0_afmt_setmode(encoder, adjusted_mode);
2775         }
2776 }
2777
2778 static void dce_v6_0_encoder_prepare(struct drm_encoder *encoder)
2779 {
2780
2781         struct amdgpu_device *adev = encoder->dev->dev_private;
2782         struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
2783         struct drm_connector *connector = amdgpu_get_connector_for_encoder(encoder);
2784
2785         if ((amdgpu_encoder->active_device &
2786              (ATOM_DEVICE_DFP_SUPPORT | ATOM_DEVICE_LCD_SUPPORT)) ||
2787             (amdgpu_encoder_get_dp_bridge_encoder_id(encoder) !=
2788              ENCODER_OBJECT_ID_NONE)) {
2789                 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
2790                 if (dig) {
2791                         dig->dig_encoder = dce_v6_0_pick_dig_encoder(encoder);
2792                         if (amdgpu_encoder->active_device & ATOM_DEVICE_DFP_SUPPORT)
2793                                 dig->afmt = adev->mode_info.afmt[dig->dig_encoder];
2794                 }
2795         }
2796
2797         amdgpu_atombios_scratch_regs_lock(adev, true);
2798
2799         if (connector) {
2800                 struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector);
2801
2802                 /* select the clock/data port if it uses a router */
2803                 if (amdgpu_connector->router.cd_valid)
2804                         amdgpu_i2c_router_select_cd_port(amdgpu_connector);
2805
2806                 /* turn eDP panel on for mode set */
2807                 if (connector->connector_type == DRM_MODE_CONNECTOR_eDP)
2808                         amdgpu_atombios_encoder_set_edp_panel_power(connector,
2809                                                              ATOM_TRANSMITTER_ACTION_POWER_ON);
2810         }
2811
2812         /* this is needed for the pll/ss setup to work correctly in some cases */
2813         amdgpu_atombios_encoder_set_crtc_source(encoder);
2814         /* set up the FMT blocks */
2815         dce_v6_0_program_fmt(encoder);
2816 }
2817
2818 static void dce_v6_0_encoder_commit(struct drm_encoder *encoder)
2819 {
2820
2821         struct drm_device *dev = encoder->dev;
2822         struct amdgpu_device *adev = dev->dev_private;
2823
2824         /* need to call this here as we need the crtc set up */
2825         amdgpu_atombios_encoder_dpms(encoder, DRM_MODE_DPMS_ON);
2826         amdgpu_atombios_scratch_regs_lock(adev, false);
2827 }
2828
2829 static void dce_v6_0_encoder_disable(struct drm_encoder *encoder)
2830 {
2831
2832         struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
2833         struct amdgpu_encoder_atom_dig *dig;
2834
2835         amdgpu_atombios_encoder_dpms(encoder, DRM_MODE_DPMS_OFF);
2836
2837         if (amdgpu_atombios_encoder_is_digital(encoder)) {
2838                 if (amdgpu_atombios_encoder_get_encoder_mode(encoder) == ATOM_ENCODER_MODE_HDMI)
2839                         dce_v6_0_afmt_enable(encoder, false);
2840                 dig = amdgpu_encoder->enc_priv;
2841                 dig->dig_encoder = -1;
2842         }
2843         amdgpu_encoder->active_device = 0;
2844 }
2845
2846 /* these are handled by the primary encoders */
2847 static void dce_v6_0_ext_prepare(struct drm_encoder *encoder)
2848 {
2849
2850 }
2851
2852 static void dce_v6_0_ext_commit(struct drm_encoder *encoder)
2853 {
2854
2855 }
2856
2857 static void
2858 dce_v6_0_ext_mode_set(struct drm_encoder *encoder,
2859                       struct drm_display_mode *mode,
2860                       struct drm_display_mode *adjusted_mode)
2861 {
2862
2863 }
2864
2865 static void dce_v6_0_ext_disable(struct drm_encoder *encoder)
2866 {
2867
2868 }
2869
2870 static void
2871 dce_v6_0_ext_dpms(struct drm_encoder *encoder, int mode)
2872 {
2873
2874 }
2875
2876 static bool dce_v6_0_ext_mode_fixup(struct drm_encoder *encoder,
2877                                     const struct drm_display_mode *mode,
2878                                     struct drm_display_mode *adjusted_mode)
2879 {
2880         return true;
2881 }
2882
2883 static const struct drm_encoder_helper_funcs dce_v6_0_ext_helper_funcs = {
2884         .dpms = dce_v6_0_ext_dpms,
2885         .mode_fixup = dce_v6_0_ext_mode_fixup,
2886         .prepare = dce_v6_0_ext_prepare,
2887         .mode_set = dce_v6_0_ext_mode_set,
2888         .commit = dce_v6_0_ext_commit,
2889         .disable = dce_v6_0_ext_disable,
2890         /* no detect for TMDS/LVDS yet */
2891 };
2892
2893 static const struct drm_encoder_helper_funcs dce_v6_0_dig_helper_funcs = {
2894         .dpms = amdgpu_atombios_encoder_dpms,
2895         .mode_fixup = amdgpu_atombios_encoder_mode_fixup,
2896         .prepare = dce_v6_0_encoder_prepare,
2897         .mode_set = dce_v6_0_encoder_mode_set,
2898         .commit = dce_v6_0_encoder_commit,
2899         .disable = dce_v6_0_encoder_disable,
2900         .detect = amdgpu_atombios_encoder_dig_detect,
2901 };
2902
2903 static const struct drm_encoder_helper_funcs dce_v6_0_dac_helper_funcs = {
2904         .dpms = amdgpu_atombios_encoder_dpms,
2905         .mode_fixup = amdgpu_atombios_encoder_mode_fixup,
2906         .prepare = dce_v6_0_encoder_prepare,
2907         .mode_set = dce_v6_0_encoder_mode_set,
2908         .commit = dce_v6_0_encoder_commit,
2909         .detect = amdgpu_atombios_encoder_dac_detect,
2910 };
2911
2912 static void dce_v6_0_encoder_destroy(struct drm_encoder *encoder)
2913 {
2914         struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
2915         if (amdgpu_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT))
2916                 amdgpu_atombios_encoder_fini_backlight(amdgpu_encoder);
2917         kfree(amdgpu_encoder->enc_priv);
2918         drm_encoder_cleanup(encoder);
2919         kfree(amdgpu_encoder);
2920 }
2921
2922 static const struct drm_encoder_funcs dce_v6_0_encoder_funcs = {
2923         .destroy = dce_v6_0_encoder_destroy,
2924 };
2925
2926 static void dce_v6_0_encoder_add(struct amdgpu_device *adev,
2927                                  uint32_t encoder_enum,
2928                                  uint32_t supported_device,
2929                                  u16 caps)
2930 {
2931         struct drm_device *dev = adev->ddev;
2932         struct drm_encoder *encoder;
2933         struct amdgpu_encoder *amdgpu_encoder;
2934
2935         /* see if we already added it */
2936         list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
2937                 amdgpu_encoder = to_amdgpu_encoder(encoder);
2938                 if (amdgpu_encoder->encoder_enum == encoder_enum) {
2939                         amdgpu_encoder->devices |= supported_device;
2940                         return;
2941                 }
2942
2943         }
2944
2945         /* add a new one */
2946         amdgpu_encoder = kzalloc(sizeof(struct amdgpu_encoder), GFP_KERNEL);
2947         if (!amdgpu_encoder)
2948                 return;
2949
2950         encoder = &amdgpu_encoder->base;
2951         switch (adev->mode_info.num_crtc) {
2952         case 1:
2953                 encoder->possible_crtcs = 0x1;
2954                 break;
2955         case 2:
2956         default:
2957                 encoder->possible_crtcs = 0x3;
2958                 break;
2959         case 4:
2960                 encoder->possible_crtcs = 0xf;
2961                 break;
2962         case 6:
2963                 encoder->possible_crtcs = 0x3f;
2964                 break;
2965         }
2966
2967         amdgpu_encoder->enc_priv = NULL;
2968         amdgpu_encoder->encoder_enum = encoder_enum;
2969         amdgpu_encoder->encoder_id = (encoder_enum & OBJECT_ID_MASK) >> OBJECT_ID_SHIFT;
2970         amdgpu_encoder->devices = supported_device;
2971         amdgpu_encoder->rmx_type = RMX_OFF;
2972         amdgpu_encoder->underscan_type = UNDERSCAN_OFF;
2973         amdgpu_encoder->is_ext_encoder = false;
2974         amdgpu_encoder->caps = caps;
2975
2976         switch (amdgpu_encoder->encoder_id) {
2977         case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1:
2978         case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2:
2979                 drm_encoder_init(dev, encoder, &dce_v6_0_encoder_funcs,
2980                                  DRM_MODE_ENCODER_DAC, NULL);
2981                 drm_encoder_helper_add(encoder, &dce_v6_0_dac_helper_funcs);
2982                 break;
2983         case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1:
2984         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
2985         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
2986         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
2987         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
2988                 if (amdgpu_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
2989                         amdgpu_encoder->rmx_type = RMX_FULL;
2990                         drm_encoder_init(dev, encoder, &dce_v6_0_encoder_funcs,
2991                                          DRM_MODE_ENCODER_LVDS, NULL);
2992                         amdgpu_encoder->enc_priv = amdgpu_atombios_encoder_get_lcd_info(amdgpu_encoder);
2993                 } else if (amdgpu_encoder->devices & (ATOM_DEVICE_CRT_SUPPORT)) {
2994                         drm_encoder_init(dev, encoder, &dce_v6_0_encoder_funcs,
2995                                          DRM_MODE_ENCODER_DAC, NULL);
2996                         amdgpu_encoder->enc_priv = amdgpu_atombios_encoder_get_dig_info(amdgpu_encoder);
2997                 } else {
2998                         drm_encoder_init(dev, encoder, &dce_v6_0_encoder_funcs,
2999                                          DRM_MODE_ENCODER_TMDS, NULL);
3000                         amdgpu_encoder->enc_priv = amdgpu_atombios_encoder_get_dig_info(amdgpu_encoder);
3001                 }
3002                 drm_encoder_helper_add(encoder, &dce_v6_0_dig_helper_funcs);
3003                 break;
3004         case ENCODER_OBJECT_ID_SI170B:
3005         case ENCODER_OBJECT_ID_CH7303:
3006         case ENCODER_OBJECT_ID_EXTERNAL_SDVOA:
3007         case ENCODER_OBJECT_ID_EXTERNAL_SDVOB:
3008         case ENCODER_OBJECT_ID_TITFP513:
3009         case ENCODER_OBJECT_ID_VT1623:
3010         case ENCODER_OBJECT_ID_HDMI_SI1930:
3011         case ENCODER_OBJECT_ID_TRAVIS:
3012         case ENCODER_OBJECT_ID_NUTMEG:
3013                 /* these are handled by the primary encoders */
3014                 amdgpu_encoder->is_ext_encoder = true;
3015                 if (amdgpu_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT))
3016                         drm_encoder_init(dev, encoder, &dce_v6_0_encoder_funcs,
3017                                          DRM_MODE_ENCODER_LVDS, NULL);
3018                 else if (amdgpu_encoder->devices & (ATOM_DEVICE_CRT_SUPPORT))
3019                         drm_encoder_init(dev, encoder, &dce_v6_0_encoder_funcs,
3020                                          DRM_MODE_ENCODER_DAC, NULL);
3021                 else
3022                         drm_encoder_init(dev, encoder, &dce_v6_0_encoder_funcs,
3023                                          DRM_MODE_ENCODER_TMDS, NULL);
3024                 drm_encoder_helper_add(encoder, &dce_v6_0_ext_helper_funcs);
3025                 break;
3026         }
3027 }
3028
3029 static const struct amdgpu_display_funcs dce_v6_0_display_funcs = {
3030         .set_vga_render_state = &dce_v6_0_set_vga_render_state,
3031         .bandwidth_update = &dce_v6_0_bandwidth_update,
3032         .vblank_get_counter = &dce_v6_0_vblank_get_counter,
3033         .vblank_wait = &dce_v6_0_vblank_wait,
3034         .backlight_set_level = &amdgpu_atombios_encoder_set_backlight_level,
3035         .backlight_get_level = &amdgpu_atombios_encoder_get_backlight_level,
3036         .hpd_sense = &dce_v6_0_hpd_sense,
3037         .hpd_set_polarity = &dce_v6_0_hpd_set_polarity,
3038         .hpd_get_gpio_reg = &dce_v6_0_hpd_get_gpio_reg,
3039         .page_flip = &dce_v6_0_page_flip,
3040         .page_flip_get_scanoutpos = &dce_v6_0_crtc_get_scanoutpos,
3041         .add_encoder = &dce_v6_0_encoder_add,
3042         .add_connector = &amdgpu_connector_add,
3043         .stop_mc_access = &dce_v6_0_stop_mc_access,
3044         .resume_mc_access = &dce_v6_0_resume_mc_access,
3045 };
3046
3047 static void dce_v6_0_set_display_funcs(struct amdgpu_device *adev)
3048 {
3049         if (adev->mode_info.funcs == NULL)
3050                 adev->mode_info.funcs = &dce_v6_0_display_funcs;
3051 }
3052
3053 static const struct amdgpu_irq_src_funcs dce_v6_0_crtc_irq_funcs = {
3054         .set = dce_v6_0_set_crtc_interrupt_state,
3055         .process = dce_v6_0_crtc_irq,
3056 };
3057
3058 static const struct amdgpu_irq_src_funcs dce_v6_0_pageflip_irq_funcs = {
3059         .set = dce_v6_0_set_pageflip_interrupt_state,
3060         .process = dce_v6_0_pageflip_irq,
3061 };
3062
3063 static const struct amdgpu_irq_src_funcs dce_v6_0_hpd_irq_funcs = {
3064         .set = dce_v6_0_set_hpd_interrupt_state,
3065         .process = dce_v6_0_hpd_irq,
3066 };
3067
3068 static void dce_v6_0_set_irq_funcs(struct amdgpu_device *adev)
3069 {
3070         adev->crtc_irq.num_types = AMDGPU_CRTC_IRQ_LAST;
3071         adev->crtc_irq.funcs = &dce_v6_0_crtc_irq_funcs;
3072
3073         adev->pageflip_irq.num_types = AMDGPU_PAGEFLIP_IRQ_LAST;
3074         adev->pageflip_irq.funcs = &dce_v6_0_pageflip_irq_funcs;
3075
3076         adev->hpd_irq.num_types = AMDGPU_HPD_LAST;
3077         adev->hpd_irq.funcs = &dce_v6_0_hpd_irq_funcs;
3078 }
3079
3080 const struct amdgpu_ip_block_version dce_v6_0_ip_block =
3081 {
3082         .type = AMD_IP_BLOCK_TYPE_DCE,
3083         .major = 6,
3084         .minor = 0,
3085         .rev = 0,
3086         .funcs = &dce_v6_0_ip_funcs,
3087 };
3088
3089 const struct amdgpu_ip_block_version dce_v6_4_ip_block =
3090 {
3091         .type = AMD_IP_BLOCK_TYPE_DCE,
3092         .major = 6,
3093         .minor = 4,
3094         .rev = 0,
3095         .funcs = &dce_v6_0_ip_funcs,
3096 };