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 <drm/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 "dce_v6_0.h"
  46 #include "si_enums.h"
  47
  48 static void dce_v6_0_set_display_funcs(struct amdgpu_device *adev);
  49 static void dce_v6_0_set_irq_funcs(struct amdgpu_device *adev);
  50
  51 static const u32 crtc_offsets[6] =
  52 {
  53         SI_CRTC0_REGISTER_OFFSET,
  54         SI_CRTC1_REGISTER_OFFSET,
  55         SI_CRTC2_REGISTER_OFFSET,
  56         SI_CRTC3_REGISTER_OFFSET,
  57         SI_CRTC4_REGISTER_OFFSET,
  58         SI_CRTC5_REGISTER_OFFSET
  59 };
  60
  61 static const u32 hpd_offsets[] =
  62 {
  63         mmDC_HPD1_INT_STATUS - mmDC_HPD1_INT_STATUS,
  64         mmDC_HPD2_INT_STATUS - mmDC_HPD1_INT_STATUS,
  65         mmDC_HPD3_INT_STATUS - mmDC_HPD1_INT_STATUS,
  66         mmDC_HPD4_INT_STATUS - mmDC_HPD1_INT_STATUS,
  67         mmDC_HPD5_INT_STATUS - mmDC_HPD1_INT_STATUS,
  68         mmDC_HPD6_INT_STATUS - mmDC_HPD1_INT_STATUS,
  69 };
  70
  71 static const uint32_t dig_offsets[] = {
  72         SI_CRTC0_REGISTER_OFFSET,
  73         SI_CRTC1_REGISTER_OFFSET,
  74         SI_CRTC2_REGISTER_OFFSET,
  75         SI_CRTC3_REGISTER_OFFSET,
  76         SI_CRTC4_REGISTER_OFFSET,
  77         SI_CRTC5_REGISTER_OFFSET,
  78         (0x13830 - 0x7030) >> 2,
  79 };
  80
  81 static const struct {
  82         uint32_t        reg;
  83         uint32_t        vblank;
  84         uint32_t        vline;
  85         uint32_t        hpd;
  86
  87 } interrupt_status_offsets[6] = { {
  88         .reg = mmDISP_INTERRUPT_STATUS,
  89         .vblank = DISP_INTERRUPT_STATUS__LB_D1_VBLANK_INTERRUPT_MASK,
  90         .vline = DISP_INTERRUPT_STATUS__LB_D1_VLINE_INTERRUPT_MASK,
  91         .hpd = DISP_INTERRUPT_STATUS__DC_HPD1_INTERRUPT_MASK
  92 }, {
  93         .reg = mmDISP_INTERRUPT_STATUS_CONTINUE,
  94         .vblank = DISP_INTERRUPT_STATUS_CONTINUE__LB_D2_VBLANK_INTERRUPT_MASK,
  95         .vline = DISP_INTERRUPT_STATUS_CONTINUE__LB_D2_VLINE_INTERRUPT_MASK,
  96         .hpd = DISP_INTERRUPT_STATUS_CONTINUE__DC_HPD2_INTERRUPT_MASK
  97 }, {
  98         .reg = mmDISP_INTERRUPT_STATUS_CONTINUE2,
  99         .vblank = DISP_INTERRUPT_STATUS_CONTINUE2__LB_D3_VBLANK_INTERRUPT_MASK,
 100         .vline = DISP_INTERRUPT_STATUS_CONTINUE2__LB_D3_VLINE_INTERRUPT_MASK,
 101         .hpd = DISP_INTERRUPT_STATUS_CONTINUE2__DC_HPD3_INTERRUPT_MASK
 102 }, {
 103         .reg = mmDISP_INTERRUPT_STATUS_CONTINUE3,
 104         .vblank = DISP_INTERRUPT_STATUS_CONTINUE3__LB_D4_VBLANK_INTERRUPT_MASK,
 105         .vline = DISP_INTERRUPT_STATUS_CONTINUE3__LB_D4_VLINE_INTERRUPT_MASK,
 106         .hpd = DISP_INTERRUPT_STATUS_CONTINUE3__DC_HPD4_INTERRUPT_MASK
 107 }, {
 108         .reg = mmDISP_INTERRUPT_STATUS_CONTINUE4,
 109         .vblank = DISP_INTERRUPT_STATUS_CONTINUE4__LB_D5_VBLANK_INTERRUPT_MASK,
 110         .vline = DISP_INTERRUPT_STATUS_CONTINUE4__LB_D5_VLINE_INTERRUPT_MASK,
 111         .hpd = DISP_INTERRUPT_STATUS_CONTINUE4__DC_HPD5_INTERRUPT_MASK
 112 }, {
 113         .reg = mmDISP_INTERRUPT_STATUS_CONTINUE5,
 114         .vblank = DISP_INTERRUPT_STATUS_CONTINUE5__LB_D6_VBLANK_INTERRUPT_MASK,
 115         .vline = DISP_INTERRUPT_STATUS_CONTINUE5__LB_D6_VLINE_INTERRUPT_MASK,
 116         .hpd = DISP_INTERRUPT_STATUS_CONTINUE5__DC_HPD6_INTERRUPT_MASK
 117 } };
 118
 119 static u32 dce_v6_0_audio_endpt_rreg(struct amdgpu_device *adev,
 120                                      u32 block_offset, u32 reg)
 121 {
 122         unsigned long flags;
 123         u32 r;
 124
 125         spin_lock_irqsave(&adev->audio_endpt_idx_lock, flags);
 126         WREG32(mmAZALIA_F0_CODEC_ENDPOINT_INDEX + block_offset, reg);
 127         r = RREG32(mmAZALIA_F0_CODEC_ENDPOINT_DATA + block_offset);
 128         spin_unlock_irqrestore(&adev->audio_endpt_idx_lock, flags);
 129
 130         return r;
 131 }
 132
 133 static void dce_v6_0_audio_endpt_wreg(struct amdgpu_device *adev,
 134                                       u32 block_offset, u32 reg, u32 v)
 135 {
 136         unsigned long flags;
 137
 138         spin_lock_irqsave(&adev->audio_endpt_idx_lock, flags);
 139         WREG32(mmAZALIA_F0_CODEC_ENDPOINT_INDEX + block_offset,
 140                 reg | AZALIA_F0_CODEC_ENDPOINT_INDEX__AZALIA_ENDPOINT_REG_WRITE_EN_MASK);
 141         WREG32(mmAZALIA_F0_CODEC_ENDPOINT_DATA + block_offset, v);
 142         spin_unlock_irqrestore(&adev->audio_endpt_idx_lock, flags);
 143 }
 144
 145 static bool dce_v6_0_is_in_vblank(struct amdgpu_device *adev, int crtc)
 146 {
 147         if (RREG32(mmCRTC_STATUS + crtc_offsets[crtc]) & CRTC_STATUS__CRTC_V_BLANK_MASK)
 148                 return true;
 149         else
 150                 return false;
 151 }
 152
 153 static bool dce_v6_0_is_counter_moving(struct amdgpu_device *adev, int crtc)
 154 {
 155         u32 pos1, pos2;
 156
 157         pos1 = RREG32(mmCRTC_STATUS_POSITION + crtc_offsets[crtc]);
 158         pos2 = RREG32(mmCRTC_STATUS_POSITION + crtc_offsets[crtc]);
 159
 160         if (pos1 != pos2)
 161                 return true;
 162         else
 163                 return false;
 164 }
 165
 166 /**
 167  * dce_v6_0_wait_for_vblank - vblank wait asic callback.
 168  *
 169  * @crtc: crtc to wait for vblank on
 170  *
 171  * Wait for vblank on the requested crtc (evergreen+).
 172  */
 173 static void dce_v6_0_vblank_wait(struct amdgpu_device *adev, int crtc)
 174 {
 175         unsigned i = 100;
 176
 177         if (crtc >= adev->mode_info.num_crtc)
 178                 return;
 179
 180         if (!(RREG32(mmCRTC_CONTROL + crtc_offsets[crtc]) & CRTC_CONTROL__CRTC_MASTER_EN_MASK))
 181                 return;
 182
 183         /* depending on when we hit vblank, we may be close to active; if so,
 184          * wait for another frame.
 185          */
 186         while (dce_v6_0_is_in_vblank(adev, crtc)) {
 187                 if (i++ == 100) {
 188                         i = 0;
 189                         if (!dce_v6_0_is_counter_moving(adev, crtc))
 190                                 break;
 191                 }
 192         }
 193
 194         while (!dce_v6_0_is_in_vblank(adev, crtc)) {
 195                 if (i++ == 100) {
 196                         i = 0;
 197                         if (!dce_v6_0_is_counter_moving(adev, crtc))
 198                                 break;
 199                 }
 200         }
 201 }
 202
 203 static u32 dce_v6_0_vblank_get_counter(struct amdgpu_device *adev, int crtc)
 204 {
 205         if (crtc >= adev->mode_info.num_crtc)
 206                 return 0;
 207         else
 208                 return RREG32(mmCRTC_STATUS_FRAME_COUNT + crtc_offsets[crtc]);
 209 }
 210
 211 static void dce_v6_0_pageflip_interrupt_init(struct amdgpu_device *adev)
 212 {
 213         unsigned i;
 214
 215         /* Enable pflip interrupts */
 216         for (i = 0; i < adev->mode_info.num_crtc; i++)
 217                 amdgpu_irq_get(adev, &adev->pageflip_irq, i);
 218 }
 219
 220 static void dce_v6_0_pageflip_interrupt_fini(struct amdgpu_device *adev)
 221 {
 222         unsigned i;
 223
 224         /* Disable pflip interrupts */
 225         for (i = 0; i < adev->mode_info.num_crtc; i++)
 226                 amdgpu_irq_put(adev, &adev->pageflip_irq, i);
 227 }
 228
 229 /**
 230  * dce_v6_0_page_flip - pageflip callback.
 231  *
 232  * @adev: amdgpu_device pointer
 233  * @crtc_id: crtc to cleanup pageflip on
 234  * @crtc_base: new address of the crtc (GPU MC address)
 235  *
 236  * Does the actual pageflip (evergreen+).
 237  * During vblank we take the crtc lock and wait for the update_pending
 238  * bit to go high, when it does, we release the lock, and allow the
 239  * double buffered update to take place.
 240  * Returns the current update pending status.
 241  */
 242 static void dce_v6_0_page_flip(struct amdgpu_device *adev,
 243                                int crtc_id, u64 crtc_base, bool async)
 244 {
 245         struct amdgpu_crtc *amdgpu_crtc = adev->mode_info.crtcs[crtc_id];
 246
 247         /* flip at hsync for async, default is vsync */
 248         WREG32(mmGRPH_FLIP_CONTROL + amdgpu_crtc->crtc_offset, async ?
 249                GRPH_FLIP_CONTROL__GRPH_SURFACE_UPDATE_H_RETRACE_EN_MASK : 0);
 250         /* update the scanout addresses */
 251         WREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS_HIGH + amdgpu_crtc->crtc_offset,
 252                upper_32_bits(crtc_base));
 253         WREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS + amdgpu_crtc->crtc_offset,
 254                (u32)crtc_base);
 255
 256         /* post the write */
 257         RREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS + amdgpu_crtc->crtc_offset);
 258 }
 259
 260 static int dce_v6_0_crtc_get_scanoutpos(struct amdgpu_device *adev, int crtc,
 261                                         u32 *vbl, u32 *position)
 262 {
 263         if ((crtc < 0) || (crtc >= adev->mode_info.num_crtc))
 264                 return -EINVAL;
 265         *vbl = RREG32(mmCRTC_V_BLANK_START_END + crtc_offsets[crtc]);
 266         *position = RREG32(mmCRTC_STATUS_POSITION + crtc_offsets[crtc]);
 267
 268         return 0;
 269
 270 }
 271
 272 /**
 273  * dce_v6_0_hpd_sense - hpd sense callback.
 274  *
 275  * @adev: amdgpu_device pointer
 276  * @hpd: hpd (hotplug detect) pin
 277  *
 278  * Checks if a digital monitor is connected (evergreen+).
 279  * Returns true if connected, false if not connected.
 280  */
 281 static bool dce_v6_0_hpd_sense(struct amdgpu_device *adev,
 282                                enum amdgpu_hpd_id hpd)
 283 {
 284         bool connected = false;
 285
 286         if (hpd >= adev->mode_info.num_hpd)
 287                 return connected;
 288
 289         if (RREG32(mmDC_HPD1_INT_STATUS + hpd_offsets[hpd]) & DC_HPD1_INT_STATUS__DC_HPD1_SENSE_MASK)
 290                 connected = true;
 291
 292         return connected;
 293 }
 294
 295 /**
 296  * dce_v6_0_hpd_set_polarity - hpd set polarity callback.
 297  *
 298  * @adev: amdgpu_device pointer
 299  * @hpd: hpd (hotplug detect) pin
 300  *
 301  * Set the polarity of the hpd pin (evergreen+).
 302  */
 303 static void dce_v6_0_hpd_set_polarity(struct amdgpu_device *adev,
 304                                       enum amdgpu_hpd_id hpd)
 305 {
 306         u32 tmp;
 307         bool connected = dce_v6_0_hpd_sense(adev, hpd);
 308
 309         if (hpd >= adev->mode_info.num_hpd)
 310                 return;
 311
 312         tmp = RREG32(mmDC_HPD1_INT_CONTROL + hpd_offsets[hpd]);
 313         if (connected)
 314                 tmp &= ~DC_HPD1_INT_CONTROL__DC_HPD1_INT_POLARITY_MASK;
 315         else
 316                 tmp |= DC_HPD1_INT_CONTROL__DC_HPD1_INT_POLARITY_MASK;
 317         WREG32(mmDC_HPD1_INT_CONTROL + hpd_offsets[hpd], tmp);
 318 }
 319
 320 /**
 321  * dce_v6_0_hpd_init - hpd setup callback.
 322  *
 323  * @adev: amdgpu_device pointer
 324  *
 325  * Setup the hpd pins used by the card (evergreen+).
 326  * Enable the pin, set the polarity, and enable the hpd interrupts.
 327  */
 328 static void dce_v6_0_hpd_init(struct amdgpu_device *adev)
 329 {
 330         struct drm_device *dev = adev->ddev;
 331         struct drm_connector *connector;
 332         u32 tmp;
 333
 334         list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
 335                 struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector);
 336
 337                 if (amdgpu_connector->hpd.hpd >= adev->mode_info.num_hpd)
 338                         continue;
 339
 340                 tmp = RREG32(mmDC_HPD1_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd]);
 341                 tmp |= DC_HPD1_CONTROL__DC_HPD1_EN_MASK;
 342                 WREG32(mmDC_HPD1_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd], tmp);
 343
 344                 if (connector->connector_type == DRM_MODE_CONNECTOR_eDP ||
 345                     connector->connector_type == DRM_MODE_CONNECTOR_LVDS) {
 346                         /* don't try to enable hpd on eDP or LVDS avoid breaking the
 347                          * aux dp channel on imac and help (but not completely fix)
 348                          * https://bugzilla.redhat.com/show_bug.cgi?id=726143
 349                          * also avoid interrupt storms during dpms.
 350                          */
 351                         tmp = RREG32(mmDC_HPD1_INT_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd]);
 352                         tmp &= ~DC_HPD1_INT_CONTROL__DC_HPD1_INT_EN_MASK;
 353                         WREG32(mmDC_HPD1_INT_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd], tmp);
 354                         continue;
 355                 }
 356
 357                 dce_v6_0_hpd_set_polarity(adev, amdgpu_connector->hpd.hpd);
 358                 amdgpu_irq_get(adev, &adev->hpd_irq, amdgpu_connector->hpd.hpd);
 359         }
 360
 361 }
 362
 363 /**
 364  * dce_v6_0_hpd_fini - hpd tear down callback.
 365  *
 366  * @adev: amdgpu_device pointer
 367  *
 368  * Tear down the hpd pins used by the card (evergreen+).
 369  * Disable the hpd interrupts.
 370  */
 371 static void dce_v6_0_hpd_fini(struct amdgpu_device *adev)
 372 {
 373         struct drm_device *dev = adev->ddev;
 374         struct drm_connector *connector;
 375         u32 tmp;
 376
 377         list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
 378                 struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector);
 379
 380                 if (amdgpu_connector->hpd.hpd >= adev->mode_info.num_hpd)
 381                         continue;
 382
 383                 tmp = RREG32(mmDC_HPD1_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd]);
 384                 tmp &= ~DC_HPD1_CONTROL__DC_HPD1_EN_MASK;
 385                 WREG32(mmDC_HPD1_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd], 0);
 386
 387                 amdgpu_irq_put(adev, &adev->hpd_irq, amdgpu_connector->hpd.hpd);
 388         }
 389 }
 390
 391 static u32 dce_v6_0_hpd_get_gpio_reg(struct amdgpu_device *adev)
 392 {
 393         return mmDC_GPIO_HPD_A;
 394 }
 395
 396 static void dce_v6_0_set_vga_render_state(struct amdgpu_device *adev,
 397                                           bool render)
 398 {
 399         if (!render)
 400                 WREG32(mmVGA_RENDER_CONTROL,
 401                         RREG32(mmVGA_RENDER_CONTROL) & VGA_VSTATUS_CNTL);
 402
 403 }
 404
 405 static int dce_v6_0_get_num_crtc(struct amdgpu_device *adev)
 406 {
 407         switch (adev->asic_type) {
 408         case CHIP_TAHITI:
 409         case CHIP_PITCAIRN:
 410         case CHIP_VERDE:
 411                 return 6;
 412         case CHIP_OLAND:
 413                 return 2;
 414         default:
 415                 return 0;
 416         }
 417 }
 418
 419 void dce_v6_0_disable_dce(struct amdgpu_device *adev)
 420 {
 421         /*Disable VGA render and enabled crtc, if has DCE engine*/
 422         if (amdgpu_atombios_has_dce_engine_info(adev)) {
 423                 u32 tmp;
 424                 int crtc_enabled, i;
 425
 426                 dce_v6_0_set_vga_render_state(adev, false);
 427
 428                 /*Disable crtc*/
 429                 for (i = 0; i < dce_v6_0_get_num_crtc(adev); i++) {
 430                         crtc_enabled = RREG32(mmCRTC_CONTROL + crtc_offsets[i]) &
 431                                 CRTC_CONTROL__CRTC_MASTER_EN_MASK;
 432                         if (crtc_enabled) {
 433                                 WREG32(mmCRTC_UPDATE_LOCK + crtc_offsets[i], 1);
 434                                 tmp = RREG32(mmCRTC_CONTROL + crtc_offsets[i]);
 435                                 tmp &= ~CRTC_CONTROL__CRTC_MASTER_EN_MASK;
 436                                 WREG32(mmCRTC_CONTROL + crtc_offsets[i], tmp);
 437                                 WREG32(mmCRTC_UPDATE_LOCK + crtc_offsets[i], 0);
 438                         }
 439                 }
 440         }
 441 }
 442
 443 static void dce_v6_0_program_fmt(struct drm_encoder *encoder)
 444 {
 445
 446         struct drm_device *dev = encoder->dev;
 447         struct amdgpu_device *adev = dev->dev_private;
 448         struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
 449         struct drm_connector *connector = amdgpu_get_connector_for_encoder(encoder);
 450         struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(encoder->crtc);
 451         int bpc = 0;
 452         u32 tmp = 0;
 453         enum amdgpu_connector_dither dither = AMDGPU_FMT_DITHER_DISABLE;
 454
 455         if (connector) {
 456                 struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector);
 457                 bpc = amdgpu_connector_get_monitor_bpc(connector);
 458                 dither = amdgpu_connector->dither;
 459         }
 460
 461         /* LVDS FMT is set up by atom */
 462         if (amdgpu_encoder->devices & ATOM_DEVICE_LCD_SUPPORT)
 463                 return;
 464
 465         if (bpc == 0)
 466                 return;
 467
 468
 469         switch (bpc) {
 470         case 6:
 471                 if (dither == AMDGPU_FMT_DITHER_ENABLE)
 472                         /* XXX sort out optimal dither settings */
 473                         tmp |= (FMT_BIT_DEPTH_CONTROL__FMT_FRAME_RANDOM_ENABLE_MASK |
 474                                 FMT_BIT_DEPTH_CONTROL__FMT_HIGHPASS_RANDOM_ENABLE_MASK |
 475                                 FMT_BIT_DEPTH_CONTROL__FMT_SPATIAL_DITHER_EN_MASK);
 476                 else
 477                         tmp |= FMT_BIT_DEPTH_CONTROL__FMT_TRUNCATE_EN_MASK;
 478                 break;
 479         case 8:
 480                 if (dither == AMDGPU_FMT_DITHER_ENABLE)
 481                         /* XXX sort out optimal dither settings */
 482                         tmp |= (FMT_BIT_DEPTH_CONTROL__FMT_FRAME_RANDOM_ENABLE_MASK |
 483                                 FMT_BIT_DEPTH_CONTROL__FMT_HIGHPASS_RANDOM_ENABLE_MASK |
 484                                 FMT_BIT_DEPTH_CONTROL__FMT_RGB_RANDOM_ENABLE_MASK |
 485                                 FMT_BIT_DEPTH_CONTROL__FMT_SPATIAL_DITHER_EN_MASK |
 486                                 FMT_BIT_DEPTH_CONTROL__FMT_SPATIAL_DITHER_DEPTH_MASK);
 487                 else
 488                         tmp |= (FMT_BIT_DEPTH_CONTROL__FMT_TRUNCATE_EN_MASK |
 489                                 FMT_BIT_DEPTH_CONTROL__FMT_TRUNCATE_DEPTH_MASK);
 490                 break;
 491         case 10:
 492         default:
 493                 /* not needed */
 494                 break;
 495         }
 496
 497         WREG32(mmFMT_BIT_DEPTH_CONTROL + amdgpu_crtc->crtc_offset, tmp);
 498 }
 499
 500 /**
 501  * cik_get_number_of_dram_channels - get the number of dram channels
 502  *
 503  * @adev: amdgpu_device pointer
 504  *
 505  * Look up the number of video ram channels (CIK).
 506  * Used for display watermark bandwidth calculations
 507  * Returns the number of dram channels
 508  */
 509 static u32 si_get_number_of_dram_channels(struct amdgpu_device *adev)
 510 {
 511         u32 tmp = RREG32(mmMC_SHARED_CHMAP);
 512
 513         switch ((tmp & MC_SHARED_CHMAP__NOOFCHAN_MASK) >> MC_SHARED_CHMAP__NOOFCHAN__SHIFT) {
 514         case 0:
 515         default:
 516                 return 1;
 517         case 1:
 518                 return 2;
 519         case 2:
 520                 return 4;
 521         case 3:
 522                 return 8;
 523         case 4:
 524                 return 3;
 525         case 5:
 526                 return 6;
 527         case 6:
 528                 return 10;
 529         case 7:
 530                 return 12;
 531         case 8:
 532                 return 16;
 533         }
 534 }
 535
 536 struct dce6_wm_params {
 537         u32 dram_channels; /* number of dram channels */
 538         u32 yclk;          /* bandwidth per dram data pin in kHz */
 539         u32 sclk;          /* engine clock in kHz */
 540         u32 disp_clk;      /* display clock in kHz */
 541         u32 src_width;     /* viewport width */
 542         u32 active_time;   /* active display time in ns */
 543         u32 blank_time;    /* blank time in ns */
 544         bool interlaced;    /* mode is interlaced */
 545         fixed20_12 vsc;    /* vertical scale ratio */
 546         u32 num_heads;     /* number of active crtcs */
 547         u32 bytes_per_pixel; /* bytes per pixel display + overlay */
 548         u32 lb_size;       /* line buffer allocated to pipe */
 549         u32 vtaps;         /* vertical scaler taps */
 550 };
 551
 552 /**
 553  * dce_v6_0_dram_bandwidth - get the dram bandwidth
 554  *
 555  * @wm: watermark calculation data
 556  *
 557  * Calculate the raw dram bandwidth (CIK).
 558  * Used for display watermark bandwidth calculations
 559  * Returns the dram bandwidth in MBytes/s
 560  */
 561 static u32 dce_v6_0_dram_bandwidth(struct dce6_wm_params *wm)
 562 {
 563         /* Calculate raw DRAM Bandwidth */
 564         fixed20_12 dram_efficiency; /* 0.7 */
 565         fixed20_12 yclk, dram_channels, bandwidth;
 566         fixed20_12 a;
 567
 568         a.full = dfixed_const(1000);
 569         yclk.full = dfixed_const(wm->yclk);
 570         yclk.full = dfixed_div(yclk, a);
 571         dram_channels.full = dfixed_const(wm->dram_channels * 4);
 572         a.full = dfixed_const(10);
 573         dram_efficiency.full = dfixed_const(7);
 574         dram_efficiency.full = dfixed_div(dram_efficiency, a);
 575         bandwidth.full = dfixed_mul(dram_channels, yclk);
 576         bandwidth.full = dfixed_mul(bandwidth, dram_efficiency);
 577
 578         return dfixed_trunc(bandwidth);
 579 }
 580
 581 /**
 582  * dce_v6_0_dram_bandwidth_for_display - get the dram bandwidth for display
 583  *
 584  * @wm: watermark calculation data
 585  *
 586  * Calculate the dram bandwidth used for display (CIK).
 587  * Used for display watermark bandwidth calculations
 588  * Returns the dram bandwidth for display in MBytes/s
 589  */
 590 static u32 dce_v6_0_dram_bandwidth_for_display(struct dce6_wm_params *wm)
 591 {
 592         /* Calculate DRAM Bandwidth and the part allocated to display. */
 593         fixed20_12 disp_dram_allocation; /* 0.3 to 0.7 */
 594         fixed20_12 yclk, dram_channels, bandwidth;
 595         fixed20_12 a;
 596
 597         a.full = dfixed_const(1000);
 598         yclk.full = dfixed_const(wm->yclk);
 599         yclk.full = dfixed_div(yclk, a);
 600         dram_channels.full = dfixed_const(wm->dram_channels * 4);
 601         a.full = dfixed_const(10);
 602         disp_dram_allocation.full = dfixed_const(3); /* XXX worse case value 0.3 */
 603         disp_dram_allocation.full = dfixed_div(disp_dram_allocation, a);
 604         bandwidth.full = dfixed_mul(dram_channels, yclk);
 605         bandwidth.full = dfixed_mul(bandwidth, disp_dram_allocation);
 606
 607         return dfixed_trunc(bandwidth);
 608 }
 609
 610 /**
 611  * dce_v6_0_data_return_bandwidth - get the data return bandwidth
 612  *
 613  * @wm: watermark calculation data
 614  *
 615  * Calculate the data return bandwidth used for display (CIK).
 616  * Used for display watermark bandwidth calculations
 617  * Returns the data return bandwidth in MBytes/s
 618  */
 619 static u32 dce_v6_0_data_return_bandwidth(struct dce6_wm_params *wm)
 620 {
 621         /* Calculate the display Data return Bandwidth */
 622         fixed20_12 return_efficiency; /* 0.8 */
 623         fixed20_12 sclk, bandwidth;
 624         fixed20_12 a;
 625
 626         a.full = dfixed_const(1000);
 627         sclk.full = dfixed_const(wm->sclk);
 628         sclk.full = dfixed_div(sclk, a);
 629         a.full = dfixed_const(10);
 630         return_efficiency.full = dfixed_const(8);
 631         return_efficiency.full = dfixed_div(return_efficiency, a);
 632         a.full = dfixed_const(32);
 633         bandwidth.full = dfixed_mul(a, sclk);
 634         bandwidth.full = dfixed_mul(bandwidth, return_efficiency);
 635
 636         return dfixed_trunc(bandwidth);
 637 }
 638
 639 /**
 640  * dce_v6_0_dmif_request_bandwidth - get the dmif bandwidth
 641  *
 642  * @wm: watermark calculation data
 643  *
 644  * Calculate the dmif bandwidth used for display (CIK).
 645  * Used for display watermark bandwidth calculations
 646  * Returns the dmif bandwidth in MBytes/s
 647  */
 648 static u32 dce_v6_0_dmif_request_bandwidth(struct dce6_wm_params *wm)
 649 {
 650         /* Calculate the DMIF Request Bandwidth */
 651         fixed20_12 disp_clk_request_efficiency; /* 0.8 */
 652         fixed20_12 disp_clk, bandwidth;
 653         fixed20_12 a, b;
 654
 655         a.full = dfixed_const(1000);
 656         disp_clk.full = dfixed_const(wm->disp_clk);
 657         disp_clk.full = dfixed_div(disp_clk, a);
 658         a.full = dfixed_const(32);
 659         b.full = dfixed_mul(a, disp_clk);
 660
 661         a.full = dfixed_const(10);
 662         disp_clk_request_efficiency.full = dfixed_const(8);
 663         disp_clk_request_efficiency.full = dfixed_div(disp_clk_request_efficiency, a);
 664
 665         bandwidth.full = dfixed_mul(b, disp_clk_request_efficiency);
 666
 667         return dfixed_trunc(bandwidth);
 668 }
 669
 670 /**
 671  * dce_v6_0_available_bandwidth - get the min available bandwidth
 672  *
 673  * @wm: watermark calculation data
 674  *
 675  * Calculate the min available bandwidth used for display (CIK).
 676  * Used for display watermark bandwidth calculations
 677  * Returns the min available bandwidth in MBytes/s
 678  */
 679 static u32 dce_v6_0_available_bandwidth(struct dce6_wm_params *wm)
 680 {
 681         /* Calculate the Available bandwidth. Display can use this temporarily but not in average. */
 682         u32 dram_bandwidth = dce_v6_0_dram_bandwidth(wm);
 683         u32 data_return_bandwidth = dce_v6_0_data_return_bandwidth(wm);
 684         u32 dmif_req_bandwidth = dce_v6_0_dmif_request_bandwidth(wm);
 685
 686         return min(dram_bandwidth, min(data_return_bandwidth, dmif_req_bandwidth));
 687 }
 688
 689 /**
 690  * dce_v6_0_average_bandwidth - get the average available bandwidth
 691  *
 692  * @wm: watermark calculation data
 693  *
 694  * Calculate the average available bandwidth used for display (CIK).
 695  * Used for display watermark bandwidth calculations
 696  * Returns the average available bandwidth in MBytes/s
 697  */
 698 static u32 dce_v6_0_average_bandwidth(struct dce6_wm_params *wm)
 699 {
 700         /* Calculate the display mode Average Bandwidth
 701          * DisplayMode should contain the source and destination dimensions,
 702          * timing, etc.
 703          */
 704         fixed20_12 bpp;
 705         fixed20_12 line_time;
 706         fixed20_12 src_width;
 707         fixed20_12 bandwidth;
 708         fixed20_12 a;
 709
 710         a.full = dfixed_const(1000);
 711         line_time.full = dfixed_const(wm->active_time + wm->blank_time);
 712         line_time.full = dfixed_div(line_time, a);
 713         bpp.full = dfixed_const(wm->bytes_per_pixel);
 714         src_width.full = dfixed_const(wm->src_width);
 715         bandwidth.full = dfixed_mul(src_width, bpp);
 716         bandwidth.full = dfixed_mul(bandwidth, wm->vsc);
 717         bandwidth.full = dfixed_div(bandwidth, line_time);
 718
 719         return dfixed_trunc(bandwidth);
 720 }
 721
 722 /**
 723  * dce_v6_0_latency_watermark - get the latency watermark
 724  *
 725  * @wm: watermark calculation data
 726  *
 727  * Calculate the latency watermark (CIK).
 728  * Used for display watermark bandwidth calculations
 729  * Returns the latency watermark in ns
 730  */
 731 static u32 dce_v6_0_latency_watermark(struct dce6_wm_params *wm)
 732 {
 733         /* First calculate the latency in ns */
 734         u32 mc_latency = 2000; /* 2000 ns. */
 735         u32 available_bandwidth = dce_v6_0_available_bandwidth(wm);
 736         u32 worst_chunk_return_time = (512 * 8 * 1000) / available_bandwidth;
 737         u32 cursor_line_pair_return_time = (128 * 4 * 1000) / available_bandwidth;
 738         u32 dc_latency = 40000000 / wm->disp_clk; /* dc pipe latency */
 739         u32 other_heads_data_return_time = ((wm->num_heads + 1) * worst_chunk_return_time) +
 740                 (wm->num_heads * cursor_line_pair_return_time);
 741         u32 latency = mc_latency + other_heads_data_return_time + dc_latency;
 742         u32 max_src_lines_per_dst_line, lb_fill_bw, line_fill_time;
 743         u32 tmp, dmif_size = 12288;
 744         fixed20_12 a, b, c;
 745
 746         if (wm->num_heads == 0)
 747                 return 0;
 748
 749         a.full = dfixed_const(2);
 750         b.full = dfixed_const(1);
 751         if ((wm->vsc.full > a.full) ||
 752             ((wm->vsc.full > b.full) && (wm->vtaps >= 3)) ||
 753             (wm->vtaps >= 5) ||
 754             ((wm->vsc.full >= a.full) && wm->interlaced))
 755                 max_src_lines_per_dst_line = 4;
 756         else
 757                 max_src_lines_per_dst_line = 2;
 758
 759         a.full = dfixed_const(available_bandwidth);
 760         b.full = dfixed_const(wm->num_heads);
 761         a.full = dfixed_div(a, b);
 762         tmp = div_u64((u64) dmif_size * (u64) wm->disp_clk, mc_latency + 512);
 763         tmp = min(dfixed_trunc(a), tmp);
 764
 765         lb_fill_bw = min(tmp, wm->disp_clk * wm->bytes_per_pixel / 1000);
 766
 767         a.full = dfixed_const(max_src_lines_per_dst_line * wm->src_width * wm->bytes_per_pixel);
 768         b.full = dfixed_const(1000);
 769         c.full = dfixed_const(lb_fill_bw);
 770         b.full = dfixed_div(c, b);
 771         a.full = dfixed_div(a, b);
 772         line_fill_time = dfixed_trunc(a);
 773
 774         if (line_fill_time < wm->active_time)
 775                 return latency;
 776         else
 777                 return latency + (line_fill_time - wm->active_time);
 778
 779 }
 780
 781 /**
 782  * dce_v6_0_average_bandwidth_vs_dram_bandwidth_for_display - check
 783  * average and available dram bandwidth
 784  *
 785  * @wm: watermark calculation data
 786  *
 787  * Check if the display average bandwidth fits in the display
 788  * dram bandwidth (CIK).
 789  * Used for display watermark bandwidth calculations
 790  * Returns true if the display fits, false if not.
 791  */
 792 static bool dce_v6_0_average_bandwidth_vs_dram_bandwidth_for_display(struct dce6_wm_params *wm)
 793 {
 794         if (dce_v6_0_average_bandwidth(wm) <=
 795             (dce_v6_0_dram_bandwidth_for_display(wm) / wm->num_heads))
 796                 return true;
 797         else
 798                 return false;
 799 }
 800
 801 /**
 802  * dce_v6_0_average_bandwidth_vs_available_bandwidth - check
 803  * average and available bandwidth
 804  *
 805  * @wm: watermark calculation data
 806  *
 807  * Check if the display average bandwidth fits in the display
 808  * available bandwidth (CIK).
 809  * Used for display watermark bandwidth calculations
 810  * Returns true if the display fits, false if not.
 811  */
 812 static bool dce_v6_0_average_bandwidth_vs_available_bandwidth(struct dce6_wm_params *wm)
 813 {
 814         if (dce_v6_0_average_bandwidth(wm) <=
 815             (dce_v6_0_available_bandwidth(wm) / wm->num_heads))
 816                 return true;
 817         else
 818                 return false;
 819 }
 820
 821 /**
 822  * dce_v6_0_check_latency_hiding - check latency hiding
 823  *
 824  * @wm: watermark calculation data
 825  *
 826  * Check latency hiding (CIK).
 827  * Used for display watermark bandwidth calculations
 828  * Returns true if the display fits, false if not.
 829  */
 830 static bool dce_v6_0_check_latency_hiding(struct dce6_wm_params *wm)
 831 {
 832         u32 lb_partitions = wm->lb_size / wm->src_width;
 833         u32 line_time = wm->active_time + wm->blank_time;
 834         u32 latency_tolerant_lines;
 835         u32 latency_hiding;
 836         fixed20_12 a;
 837
 838         a.full = dfixed_const(1);
 839         if (wm->vsc.full > a.full)
 840                 latency_tolerant_lines = 1;
 841         else {
 842                 if (lb_partitions <= (wm->vtaps + 1))
 843                         latency_tolerant_lines = 1;
 844                 else
 845                         latency_tolerant_lines = 2;
 846         }
 847
 848         latency_hiding = (latency_tolerant_lines * line_time + wm->blank_time);
 849
 850         if (dce_v6_0_latency_watermark(wm) <= latency_hiding)
 851                 return true;
 852         else
 853                 return false;
 854 }
 855
 856 /**
 857  * dce_v6_0_program_watermarks - program display watermarks
 858  *
 859  * @adev: amdgpu_device pointer
 860  * @amdgpu_crtc: the selected display controller
 861  * @lb_size: line buffer size
 862  * @num_heads: number of display controllers in use
 863  *
 864  * Calculate and program the display watermarks for the
 865  * selected display controller (CIK).
 866  */
 867 static void dce_v6_0_program_watermarks(struct amdgpu_device *adev,
 868                                         struct amdgpu_crtc *amdgpu_crtc,
 869                                         u32 lb_size, u32 num_heads)
 870 {
 871         struct drm_display_mode *mode = &amdgpu_crtc->base.mode;
 872         struct dce6_wm_params wm_low, wm_high;
 873         u32 dram_channels;
 874         u32 active_time;
 875         u32 line_time = 0;
 876         u32 latency_watermark_a = 0, latency_watermark_b = 0;
 877         u32 priority_a_mark = 0, priority_b_mark = 0;
 878         u32 priority_a_cnt = PRIORITY_OFF;
 879         u32 priority_b_cnt = PRIORITY_OFF;
 880         u32 tmp, arb_control3, lb_vblank_lead_lines = 0;
 881         fixed20_12 a, b, c;
 882
 883         if (amdgpu_crtc->base.enabled && num_heads && mode) {
 884                 active_time = (u32) div_u64((u64)mode->crtc_hdisplay * 1000000,
 885                                             (u32)mode->clock);
 886                 line_time = (u32) div_u64((u64)mode->crtc_htotal * 1000000,
 887                                           (u32)mode->clock);
 888                 line_time = min(line_time, (u32)65535);
 889                 priority_a_cnt = 0;
 890                 priority_b_cnt = 0;
 891
 892                 dram_channels = si_get_number_of_dram_channels(adev);
 893
 894                 /* watermark for high clocks */
 895                 if (adev->pm.dpm_enabled) {
 896                         wm_high.yclk =
 897                                 amdgpu_dpm_get_mclk(adev, false) * 10;
 898                         wm_high.sclk =
 899                                 amdgpu_dpm_get_sclk(adev, false) * 10;
 900                 } else {
 901                         wm_high.yclk = adev->pm.current_mclk * 10;
 902                         wm_high.sclk = adev->pm.current_sclk * 10;
 903                 }
 904
 905                 wm_high.disp_clk = mode->clock;
 906                 wm_high.src_width = mode->crtc_hdisplay;
 907                 wm_high.active_time = active_time;
 908                 wm_high.blank_time = line_time - wm_high.active_time;
 909                 wm_high.interlaced = false;
 910                 if (mode->flags & DRM_MODE_FLAG_INTERLACE)
 911                         wm_high.interlaced = true;
 912                 wm_high.vsc = amdgpu_crtc->vsc;
 913                 wm_high.vtaps = 1;
 914                 if (amdgpu_crtc->rmx_type != RMX_OFF)
 915                         wm_high.vtaps = 2;
 916                 wm_high.bytes_per_pixel = 4; /* XXX: get this from fb config */
 917                 wm_high.lb_size = lb_size;
 918                 wm_high.dram_channels = dram_channels;
 919                 wm_high.num_heads = num_heads;
 920
 921                 if (adev->pm.dpm_enabled) {
 922                 /* watermark for low clocks */
 923                         wm_low.yclk =
 924                                 amdgpu_dpm_get_mclk(adev, true) * 10;
 925                         wm_low.sclk =
 926                                 amdgpu_dpm_get_sclk(adev, true) * 10;
 927                 } else {
 928                         wm_low.yclk = adev->pm.current_mclk * 10;
 929                         wm_low.sclk = adev->pm.current_sclk * 10;
 930                 }
 931
 932                 wm_low.disp_clk = mode->clock;
 933                 wm_low.src_width = mode->crtc_hdisplay;
 934                 wm_low.active_time = active_time;
 935                 wm_low.blank_time = line_time - wm_low.active_time;
 936                 wm_low.interlaced = false;
 937                 if (mode->flags & DRM_MODE_FLAG_INTERLACE)
 938                         wm_low.interlaced = true;
 939                 wm_low.vsc = amdgpu_crtc->vsc;
 940                 wm_low.vtaps = 1;
 941                 if (amdgpu_crtc->rmx_type != RMX_OFF)
 942                         wm_low.vtaps = 2;
 943                 wm_low.bytes_per_pixel = 4; /* XXX: get this from fb config */
 944                 wm_low.lb_size = lb_size;
 945                 wm_low.dram_channels = dram_channels;
 946                 wm_low.num_heads = num_heads;
 947
 948                 /* set for high clocks */
 949                 latency_watermark_a = min(dce_v6_0_latency_watermark(&wm_high), (u32)65535);
 950                 /* set for low clocks */
 951                 latency_watermark_b = min(dce_v6_0_latency_watermark(&wm_low), (u32)65535);
 952
 953                 /* possibly force display priority to high */
 954                 /* should really do this at mode validation time... */
 955                 if (!dce_v6_0_average_bandwidth_vs_dram_bandwidth_for_display(&wm_high) ||
 956                     !dce_v6_0_average_bandwidth_vs_available_bandwidth(&wm_high) ||
 957                     !dce_v6_0_check_latency_hiding(&wm_high) ||
 958                     (adev->mode_info.disp_priority == 2)) {
 959                         DRM_DEBUG_KMS("force priority to high\n");
 960                         priority_a_cnt |= PRIORITY_ALWAYS_ON;
 961                         priority_b_cnt |= PRIORITY_ALWAYS_ON;
 962                 }
 963                 if (!dce_v6_0_average_bandwidth_vs_dram_bandwidth_for_display(&wm_low) ||
 964                     !dce_v6_0_average_bandwidth_vs_available_bandwidth(&wm_low) ||
 965                     !dce_v6_0_check_latency_hiding(&wm_low) ||
 966                     (adev->mode_info.disp_priority == 2)) {
 967                         DRM_DEBUG_KMS("force priority to high\n");
 968                         priority_a_cnt |= PRIORITY_ALWAYS_ON;
 969                         priority_b_cnt |= PRIORITY_ALWAYS_ON;
 970                 }
 971
 972                 a.full = dfixed_const(1000);
 973                 b.full = dfixed_const(mode->clock);
 974                 b.full = dfixed_div(b, a);
 975                 c.full = dfixed_const(latency_watermark_a);
 976                 c.full = dfixed_mul(c, b);
 977                 c.full = dfixed_mul(c, amdgpu_crtc->hsc);
 978                 c.full = dfixed_div(c, a);
 979                 a.full = dfixed_const(16);
 980                 c.full = dfixed_div(c, a);
 981                 priority_a_mark = dfixed_trunc(c);
 982                 priority_a_cnt |= priority_a_mark & PRIORITY_MARK_MASK;
 983
 984                 a.full = dfixed_const(1000);
 985                 b.full = dfixed_const(mode->clock);
 986                 b.full = dfixed_div(b, a);
 987                 c.full = dfixed_const(latency_watermark_b);
 988                 c.full = dfixed_mul(c, b);
 989                 c.full = dfixed_mul(c, amdgpu_crtc->hsc);
 990                 c.full = dfixed_div(c, a);
 991                 a.full = dfixed_const(16);
 992                 c.full = dfixed_div(c, a);
 993                 priority_b_mark = dfixed_trunc(c);
 994                 priority_b_cnt |= priority_b_mark & PRIORITY_MARK_MASK;
 995
 996                 lb_vblank_lead_lines = DIV_ROUND_UP(lb_size, mode->crtc_hdisplay);
 997         }
 998
 999         /* select wm A */
1000         arb_control3 = RREG32(mmDPG_PIPE_ARBITRATION_CONTROL3 + amdgpu_crtc->crtc_offset);
1001         tmp = arb_control3;
1002         tmp &= ~LATENCY_WATERMARK_MASK(3);
1003         tmp |= LATENCY_WATERMARK_MASK(1);
1004         WREG32(mmDPG_PIPE_ARBITRATION_CONTROL3 + amdgpu_crtc->crtc_offset, tmp);
1005         WREG32(mmDPG_PIPE_URGENCY_CONTROL + amdgpu_crtc->crtc_offset,
1006                ((latency_watermark_a << DPG_PIPE_URGENCY_CONTROL__URGENCY_LOW_WATERMARK__SHIFT)  |
1007                 (line_time << DPG_PIPE_URGENCY_CONTROL__URGENCY_HIGH_WATERMARK__SHIFT)));
1008         /* select wm B */
1009         tmp = RREG32(mmDPG_PIPE_ARBITRATION_CONTROL3 + amdgpu_crtc->crtc_offset);
1010         tmp &= ~LATENCY_WATERMARK_MASK(3);
1011         tmp |= LATENCY_WATERMARK_MASK(2);
1012         WREG32(mmDPG_PIPE_ARBITRATION_CONTROL3 + amdgpu_crtc->crtc_offset, tmp);
1013         WREG32(mmDPG_PIPE_URGENCY_CONTROL + amdgpu_crtc->crtc_offset,
1014                ((latency_watermark_b << DPG_PIPE_URGENCY_CONTROL__URGENCY_LOW_WATERMARK__SHIFT) |
1015                 (line_time << DPG_PIPE_URGENCY_CONTROL__URGENCY_HIGH_WATERMARK__SHIFT)));
1016         /* restore original selection */
1017         WREG32(mmDPG_PIPE_ARBITRATION_CONTROL3 + amdgpu_crtc->crtc_offset, arb_control3);
1018
1019         /* write the priority marks */
1020         WREG32(mmPRIORITY_A_CNT + amdgpu_crtc->crtc_offset, priority_a_cnt);
1021         WREG32(mmPRIORITY_B_CNT + amdgpu_crtc->crtc_offset, priority_b_cnt);
1022
1023         /* save values for DPM */
1024         amdgpu_crtc->line_time = line_time;
1025         amdgpu_crtc->wm_high = latency_watermark_a;
1026
1027         /* Save number of lines the linebuffer leads before the scanout */
1028         amdgpu_crtc->lb_vblank_lead_lines = lb_vblank_lead_lines;
1029 }
1030
1031 /* watermark setup */
1032 static u32 dce_v6_0_line_buffer_adjust(struct amdgpu_device *adev,
1033                                    struct amdgpu_crtc *amdgpu_crtc,
1034                                    struct drm_display_mode *mode,
1035                                    struct drm_display_mode *other_mode)
1036 {
1037         u32 tmp, buffer_alloc, i;
1038         u32 pipe_offset = amdgpu_crtc->crtc_id * 0x8;
1039         /*
1040          * Line Buffer Setup
1041          * There are 3 line buffers, each one shared by 2 display controllers.
1042          * mmDC_LB_MEMORY_SPLIT controls how that line buffer is shared between
1043          * the display controllers.  The paritioning is done via one of four
1044          * preset allocations specified in bits 21:20:
1045          *  0 - half lb
1046          *  2 - whole lb, other crtc must be disabled
1047          */
1048         /* this can get tricky if we have two large displays on a paired group
1049          * of crtcs.  Ideally for multiple large displays we'd assign them to
1050          * non-linked crtcs for maximum line buffer allocation.
1051          */
1052         if (amdgpu_crtc->base.enabled && mode) {
1053                 if (other_mode) {
1054                         tmp = 0; /* 1/2 */
1055                         buffer_alloc = 1;
1056                 } else {
1057                         tmp = 2; /* whole */
1058                         buffer_alloc = 2;
1059                 }
1060         } else {
1061                 tmp = 0;
1062                 buffer_alloc = 0;
1063         }
1064
1065         WREG32(mmDC_LB_MEMORY_SPLIT + amdgpu_crtc->crtc_offset,
1066                DC_LB_MEMORY_CONFIG(tmp));
1067
1068         WREG32(mmPIPE0_DMIF_BUFFER_CONTROL + pipe_offset,
1069                (buffer_alloc << PIPE0_DMIF_BUFFER_CONTROL__DMIF_BUFFERS_ALLOCATED__SHIFT));
1070         for (i = 0; i < adev->usec_timeout; i++) {
1071                 if (RREG32(mmPIPE0_DMIF_BUFFER_CONTROL + pipe_offset) &
1072                     PIPE0_DMIF_BUFFER_CONTROL__DMIF_BUFFERS_ALLOCATION_COMPLETED_MASK)
1073                         break;
1074                 udelay(1);
1075         }
1076
1077         if (amdgpu_crtc->base.enabled && mode) {
1078                 switch (tmp) {
1079                 case 0:
1080                 default:
1081                         return 4096 * 2;
1082                 case 2:
1083                         return 8192 * 2;
1084                 }
1085         }
1086
1087         /* controller not enabled, so no lb used */
1088         return 0;
1089 }
1090
1091
1092 /**
1093  *
1094  * dce_v6_0_bandwidth_update - program display watermarks
1095  *
1096  * @adev: amdgpu_device pointer
1097  *
1098  * Calculate and program the display watermarks and line
1099  * buffer allocation (CIK).
1100  */
1101 static void dce_v6_0_bandwidth_update(struct amdgpu_device *adev)
1102 {
1103         struct drm_display_mode *mode0 = NULL;
1104         struct drm_display_mode *mode1 = NULL;
1105         u32 num_heads = 0, lb_size;
1106         int i;
1107
1108         if (!adev->mode_info.mode_config_initialized)
1109                 return;
1110
1111         amdgpu_update_display_priority(adev);
1112
1113         for (i = 0; i < adev->mode_info.num_crtc; i++) {
1114                 if (adev->mode_info.crtcs[i]->base.enabled)
1115                         num_heads++;
1116         }
1117         for (i = 0; i < adev->mode_info.num_crtc; i += 2) {
1118                 mode0 = &adev->mode_info.crtcs[i]->base.mode;
1119                 mode1 = &adev->mode_info.crtcs[i+1]->base.mode;
1120                 lb_size = dce_v6_0_line_buffer_adjust(adev, adev->mode_info.crtcs[i], mode0, mode1);
1121                 dce_v6_0_program_watermarks(adev, adev->mode_info.crtcs[i], lb_size, num_heads);
1122                 lb_size = dce_v6_0_line_buffer_adjust(adev, adev->mode_info.crtcs[i+1], mode1, mode0);
1123                 dce_v6_0_program_watermarks(adev, adev->mode_info.crtcs[i+1], lb_size, num_heads);
1124         }
1125 }
1126
1127 static void dce_v6_0_audio_get_connected_pins(struct amdgpu_device *adev)
1128 {
1129         int i;
1130         u32 tmp;
1131
1132         for (i = 0; i < adev->mode_info.audio.num_pins; i++) {
1133                 tmp = RREG32_AUDIO_ENDPT(adev->mode_info.audio.pin[i].offset,
1134                                 ixAZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_CONFIGURATION_DEFAULT);
1135                 if (REG_GET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_CONFIGURATION_DEFAULT,
1136                                         PORT_CONNECTIVITY))
1137                         adev->mode_info.audio.pin[i].connected = false;
1138                 else
1139                         adev->mode_info.audio.pin[i].connected = true;
1140         }
1141
1142 }
1143
1144 static struct amdgpu_audio_pin *dce_v6_0_audio_get_pin(struct amdgpu_device *adev)
1145 {
1146         int i;
1147
1148         dce_v6_0_audio_get_connected_pins(adev);
1149
1150         for (i = 0; i < adev->mode_info.audio.num_pins; i++) {
1151                 if (adev->mode_info.audio.pin[i].connected)
1152                         return &adev->mode_info.audio.pin[i];
1153         }
1154         DRM_ERROR("No connected audio pins found!\n");
1155         return NULL;
1156 }
1157
1158 static void dce_v6_0_audio_select_pin(struct drm_encoder *encoder)
1159 {
1160         struct amdgpu_device *adev = encoder->dev->dev_private;
1161         struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1162         struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
1163
1164         if (!dig || !dig->afmt || !dig->afmt->pin)
1165                 return;
1166
1167         WREG32(mmAFMT_AUDIO_SRC_CONTROL + dig->afmt->offset,
1168                REG_SET_FIELD(0, AFMT_AUDIO_SRC_CONTROL, AFMT_AUDIO_SRC_SELECT,
1169                              dig->afmt->pin->id));
1170 }
1171
1172 static void dce_v6_0_audio_write_latency_fields(struct drm_encoder *encoder,
1173                                                 struct drm_display_mode *mode)
1174 {
1175         struct amdgpu_device *adev = encoder->dev->dev_private;
1176         struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1177         struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
1178         struct drm_connector *connector;
1179         struct amdgpu_connector *amdgpu_connector = NULL;
1180         int interlace = 0;
1181         u32 tmp;
1182
1183         list_for_each_entry(connector, &encoder->dev->mode_config.connector_list, head) {
1184                 if (connector->encoder == encoder) {
1185                         amdgpu_connector = to_amdgpu_connector(connector);
1186                         break;
1187                 }
1188         }
1189
1190         if (!amdgpu_connector) {
1191                 DRM_ERROR("Couldn't find encoder's connector\n");
1192                 return;
1193         }
1194
1195         if (mode->flags & DRM_MODE_FLAG_INTERLACE)
1196                 interlace = 1;
1197
1198         if (connector->latency_present[interlace]) {
1199                 tmp = REG_SET_FIELD(0, AZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_LIPSYNC,
1200                                 VIDEO_LIPSYNC, connector->video_latency[interlace]);
1201                 tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_LIPSYNC,
1202                                 AUDIO_LIPSYNC, connector->audio_latency[interlace]);
1203         } else {
1204                 tmp = REG_SET_FIELD(0, AZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_LIPSYNC,
1205                                 VIDEO_LIPSYNC, 0);
1206                 tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_LIPSYNC,
1207                                 AUDIO_LIPSYNC, 0);
1208         }
1209         WREG32_AUDIO_ENDPT(dig->afmt->pin->offset,
1210                            ixAZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_LIPSYNC, tmp);
1211 }
1212
1213 static void dce_v6_0_audio_write_speaker_allocation(struct drm_encoder *encoder)
1214 {
1215         struct amdgpu_device *adev = encoder->dev->dev_private;
1216         struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1217         struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
1218         struct drm_connector *connector;
1219         struct amdgpu_connector *amdgpu_connector = NULL;
1220         u8 *sadb = NULL;
1221         int sad_count;
1222         u32 tmp;
1223
1224         list_for_each_entry(connector, &encoder->dev->mode_config.connector_list, head) {
1225                 if (connector->encoder == encoder) {
1226                         amdgpu_connector = to_amdgpu_connector(connector);
1227                         break;
1228                 }
1229         }
1230
1231         if (!amdgpu_connector) {
1232                 DRM_ERROR("Couldn't find encoder's connector\n");
1233                 return;
1234         }
1235
1236         sad_count = drm_edid_to_speaker_allocation(amdgpu_connector_edid(connector), &sadb);
1237         if (sad_count < 0) {
1238                 DRM_ERROR("Couldn't read Speaker Allocation Data Block: %d\n", sad_count);
1239                 sad_count = 0;
1240         }
1241
1242         /* program the speaker allocation */
1243         tmp = RREG32_AUDIO_ENDPT(dig->afmt->pin->offset,
1244                         ixAZALIA_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER);
1245         tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER,
1246                         HDMI_CONNECTION, 0);
1247         tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER,
1248                         DP_CONNECTION, 0);
1249
1250         if (connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort)
1251                 tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER,
1252                                 DP_CONNECTION, 1);
1253         else
1254                 tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER,
1255                                 HDMI_CONNECTION, 1);
1256
1257         if (sad_count)
1258                 tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER,
1259                                 SPEAKER_ALLOCATION, sadb[0]);
1260         else
1261                 tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER,
1262                                 SPEAKER_ALLOCATION, 5); /* stereo */
1263
1264         WREG32_AUDIO_ENDPT(dig->afmt->pin->offset,
1265                         ixAZALIA_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER, tmp);
1266
1267         kfree(sadb);
1268 }
1269
1270 static void dce_v6_0_audio_write_sad_regs(struct drm_encoder *encoder)
1271 {
1272         struct amdgpu_device *adev = encoder->dev->dev_private;
1273         struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1274         struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
1275         struct drm_connector *connector;
1276         struct amdgpu_connector *amdgpu_connector = NULL;
1277         struct cea_sad *sads;
1278         int i, sad_count;
1279
1280         static const u16 eld_reg_to_type[][2] = {
1281                 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR0, HDMI_AUDIO_CODING_TYPE_PCM },
1282                 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR1, HDMI_AUDIO_CODING_TYPE_AC3 },
1283                 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR2, HDMI_AUDIO_CODING_TYPE_MPEG1 },
1284                 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR3, HDMI_AUDIO_CODING_TYPE_MP3 },
1285                 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR4, HDMI_AUDIO_CODING_TYPE_MPEG2 },
1286                 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR5, HDMI_AUDIO_CODING_TYPE_AAC_LC },
1287                 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR6, HDMI_AUDIO_CODING_TYPE_DTS },
1288                 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR7, HDMI_AUDIO_CODING_TYPE_ATRAC },
1289                 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR9, HDMI_AUDIO_CODING_TYPE_EAC3 },
1290                 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR10, HDMI_AUDIO_CODING_TYPE_DTS_HD },
1291                 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR11, HDMI_AUDIO_CODING_TYPE_MLP },
1292                 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR13, HDMI_AUDIO_CODING_TYPE_WMA_PRO },
1293         };
1294
1295         list_for_each_entry(connector, &encoder->dev->mode_config.connector_list, head) {
1296                 if (connector->encoder == encoder) {
1297                         amdgpu_connector = to_amdgpu_connector(connector);
1298                         break;
1299                 }
1300         }
1301
1302         if (!amdgpu_connector) {
1303                 DRM_ERROR("Couldn't find encoder's connector\n");
1304                 return;
1305         }
1306
1307         sad_count = drm_edid_to_sad(amdgpu_connector_edid(connector), &sads);
1308         if (sad_count <= 0) {
1309                 DRM_ERROR("Couldn't read SADs: %d\n", sad_count);
1310                 return;
1311         }
1312
1313         for (i = 0; i < ARRAY_SIZE(eld_reg_to_type); i++) {
1314                 u32 tmp = 0;
1315                 u8 stereo_freqs = 0;
1316                 int max_channels = -1;
1317                 int j;
1318
1319                 for (j = 0; j < sad_count; j++) {
1320                         struct cea_sad *sad = &sads[j];
1321
1322                         if (sad->format == eld_reg_to_type[i][1]) {
1323                                 if (sad->channels > max_channels) {
1324                                         tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR0,
1325                                                         MAX_CHANNELS, sad->channels);
1326                                         tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR0,
1327                                                         DESCRIPTOR_BYTE_2, sad->byte2);
1328                                         tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR0,
1329                                                         SUPPORTED_FREQUENCIES, sad->freq);
1330                                         max_channels = sad->channels;
1331                                 }
1332
1333                                 if (sad->format == HDMI_AUDIO_CODING_TYPE_PCM)
1334                                         stereo_freqs |= sad->freq;
1335                                 else
1336                                         break;
1337                         }
1338                 }
1339
1340                 tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR0,
1341                                 SUPPORTED_FREQUENCIES_STEREO, stereo_freqs);
1342                 WREG32_AUDIO_ENDPT(dig->afmt->pin->offset, eld_reg_to_type[i][0], tmp);
1343         }
1344
1345         kfree(sads);
1346
1347 }
1348
1349 static void dce_v6_0_audio_enable(struct amdgpu_device *adev,
1350                                   struct amdgpu_audio_pin *pin,
1351                                   bool enable)
1352 {
1353         if (!pin)
1354                 return;
1355
1356         WREG32_AUDIO_ENDPT(pin->offset, ixAZALIA_F0_CODEC_PIN_CONTROL_HOT_PLUG_CONTROL,
1357                         enable ? AZALIA_F0_CODEC_PIN_CONTROL_HOT_PLUG_CONTROL__AUDIO_ENABLED_MASK : 0);
1358 }
1359
1360 static const u32 pin_offsets[7] =
1361 {
1362         (0x1780 - 0x1780),
1363         (0x1786 - 0x1780),
1364         (0x178c - 0x1780),
1365         (0x1792 - 0x1780),
1366         (0x1798 - 0x1780),
1367         (0x179d - 0x1780),
1368         (0x17a4 - 0x1780),
1369 };
1370
1371 static int dce_v6_0_audio_init(struct amdgpu_device *adev)
1372 {
1373         int i;
1374
1375         if (!amdgpu_audio)
1376                 return 0;
1377
1378         adev->mode_info.audio.enabled = true;
1379
1380         switch (adev->asic_type) {
1381         case CHIP_TAHITI:
1382         case CHIP_PITCAIRN:
1383         case CHIP_VERDE:
1384         default:
1385                 adev->mode_info.audio.num_pins = 6;
1386                 break;
1387         case CHIP_OLAND:
1388                 adev->mode_info.audio.num_pins = 2;
1389                 break;
1390         }
1391
1392         for (i = 0; i < adev->mode_info.audio.num_pins; i++) {
1393                 adev->mode_info.audio.pin[i].channels = -1;
1394                 adev->mode_info.audio.pin[i].rate = -1;
1395                 adev->mode_info.audio.pin[i].bits_per_sample = -1;
1396                 adev->mode_info.audio.pin[i].status_bits = 0;
1397                 adev->mode_info.audio.pin[i].category_code = 0;
1398                 adev->mode_info.audio.pin[i].connected = false;
1399                 adev->mode_info.audio.pin[i].offset = pin_offsets[i];
1400                 adev->mode_info.audio.pin[i].id = i;
1401                 dce_v6_0_audio_enable(adev, &adev->mode_info.audio.pin[i], false);
1402         }
1403
1404         return 0;
1405 }
1406
1407 static void dce_v6_0_audio_fini(struct amdgpu_device *adev)
1408 {
1409         int i;
1410
1411         if (!amdgpu_audio)
1412                 return;
1413
1414         if (!adev->mode_info.audio.enabled)
1415                 return;
1416
1417         for (i = 0; i < adev->mode_info.audio.num_pins; i++)
1418                 dce_v6_0_audio_enable(adev, &adev->mode_info.audio.pin[i], false);
1419
1420         adev->mode_info.audio.enabled = false;
1421 }
1422
1423 static void dce_v6_0_audio_set_vbi_packet(struct drm_encoder *encoder)
1424 {
1425         struct drm_device *dev = encoder->dev;
1426         struct amdgpu_device *adev = dev->dev_private;
1427         struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1428         struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
1429         u32 tmp;
1430
1431         tmp = RREG32(mmHDMI_VBI_PACKET_CONTROL + dig->afmt->offset);
1432         tmp = REG_SET_FIELD(tmp, HDMI_VBI_PACKET_CONTROL, HDMI_NULL_SEND, 1);
1433         tmp = REG_SET_FIELD(tmp, HDMI_VBI_PACKET_CONTROL, HDMI_GC_SEND, 1);
1434         tmp = REG_SET_FIELD(tmp, HDMI_VBI_PACKET_CONTROL, HDMI_GC_CONT, 1);
1435         WREG32(mmHDMI_VBI_PACKET_CONTROL + dig->afmt->offset, tmp);
1436 }
1437
1438 static void dce_v6_0_audio_set_acr(struct drm_encoder *encoder,
1439                                    uint32_t clock, int bpc)
1440 {
1441         struct drm_device *dev = encoder->dev;
1442         struct amdgpu_device *adev = dev->dev_private;
1443         struct amdgpu_afmt_acr acr = amdgpu_afmt_acr(clock);
1444         struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1445         struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
1446         u32 tmp;
1447
1448         tmp = RREG32(mmHDMI_ACR_PACKET_CONTROL + dig->afmt->offset);
1449         tmp = REG_SET_FIELD(tmp, HDMI_ACR_PACKET_CONTROL, HDMI_ACR_AUTO_SEND, 1);
1450         tmp = REG_SET_FIELD(tmp, HDMI_ACR_PACKET_CONTROL, HDMI_ACR_SOURCE,
1451                         bpc > 8 ? 0 : 1);
1452         WREG32(mmHDMI_ACR_PACKET_CONTROL + dig->afmt->offset, tmp);
1453
1454         tmp = RREG32(mmHDMI_ACR_32_0 + dig->afmt->offset);
1455         tmp = REG_SET_FIELD(tmp, HDMI_ACR_32_0, HDMI_ACR_CTS_32, acr.cts_32khz);
1456         WREG32(mmHDMI_ACR_32_0 + dig->afmt->offset, tmp);
1457         tmp = RREG32(mmHDMI_ACR_32_1 + dig->afmt->offset);
1458         tmp = REG_SET_FIELD(tmp, HDMI_ACR_32_1, HDMI_ACR_N_32, acr.n_32khz);
1459         WREG32(mmHDMI_ACR_32_1 + dig->afmt->offset, tmp);
1460
1461         tmp = RREG32(mmHDMI_ACR_44_0 + dig->afmt->offset);
1462         tmp = REG_SET_FIELD(tmp, HDMI_ACR_44_0, HDMI_ACR_CTS_44, acr.cts_44_1khz);
1463         WREG32(mmHDMI_ACR_44_0 + dig->afmt->offset, tmp);
1464         tmp = RREG32(mmHDMI_ACR_44_1 + dig->afmt->offset);
1465         tmp = REG_SET_FIELD(tmp, HDMI_ACR_44_1, HDMI_ACR_N_44, acr.n_44_1khz);
1466         WREG32(mmHDMI_ACR_44_1 + dig->afmt->offset, tmp);
1467
1468         tmp = RREG32(mmHDMI_ACR_48_0 + dig->afmt->offset);
1469         tmp = REG_SET_FIELD(tmp, HDMI_ACR_48_0, HDMI_ACR_CTS_48, acr.cts_48khz);
1470         WREG32(mmHDMI_ACR_48_0 + dig->afmt->offset, tmp);
1471         tmp = RREG32(mmHDMI_ACR_48_1 + dig->afmt->offset);
1472         tmp = REG_SET_FIELD(tmp, HDMI_ACR_48_1, HDMI_ACR_N_48, acr.n_48khz);
1473         WREG32(mmHDMI_ACR_48_1 + dig->afmt->offset, tmp);
1474 }
1475
1476 static void dce_v6_0_audio_set_avi_infoframe(struct drm_encoder *encoder,
1477                                                struct drm_display_mode *mode)
1478 {
1479         struct drm_device *dev = encoder->dev;
1480         struct amdgpu_device *adev = dev->dev_private;
1481         struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1482         struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
1483         struct hdmi_avi_infoframe frame;
1484         u8 buffer[HDMI_INFOFRAME_HEADER_SIZE + HDMI_AVI_INFOFRAME_SIZE];
1485         uint8_t *payload = buffer + 3;
1486         uint8_t *header = buffer;
1487         ssize_t err;
1488         u32 tmp;
1489
1490         err = drm_hdmi_avi_infoframe_from_display_mode(&frame, mode, false);
1491         if (err < 0) {
1492                 DRM_ERROR("failed to setup AVI infoframe: %zd\n", err);
1493                 return;
1494         }
1495
1496         err = hdmi_avi_infoframe_pack(&frame, buffer, sizeof(buffer));
1497         if (err < 0) {
1498                 DRM_ERROR("failed to pack AVI infoframe: %zd\n", err);
1499                 return;
1500         }
1501
1502         WREG32(mmAFMT_AVI_INFO0 + dig->afmt->offset,
1503                payload[0x0] | (payload[0x1] << 8) | (payload[0x2] << 16) | (payload[0x3] << 24));
1504         WREG32(mmAFMT_AVI_INFO1 + dig->afmt->offset,
1505                payload[0x4] | (payload[0x5] << 8) | (payload[0x6] << 16) | (payload[0x7] << 24));
1506         WREG32(mmAFMT_AVI_INFO2 + dig->afmt->offset,
1507                payload[0x8] | (payload[0x9] << 8) | (payload[0xA] << 16) | (payload[0xB] << 24));
1508         WREG32(mmAFMT_AVI_INFO3 + dig->afmt->offset,
1509                payload[0xC] | (payload[0xD] << 8) | (header[1] << 24));
1510
1511         tmp = RREG32(mmHDMI_INFOFRAME_CONTROL1 + dig->afmt->offset);
1512         /* anything other than 0 */
1513         tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL1,
1514                         HDMI_AUDIO_INFO_LINE, 2);
1515         WREG32(mmHDMI_INFOFRAME_CONTROL1 + dig->afmt->offset, tmp);
1516 }
1517
1518 static void dce_v6_0_audio_set_dto(struct drm_encoder *encoder, u32 clock)
1519 {
1520         struct drm_device *dev = encoder->dev;
1521         struct amdgpu_device *adev = dev->dev_private;
1522         struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(encoder->crtc);
1523         int em = amdgpu_atombios_encoder_get_encoder_mode(encoder);
1524         u32 tmp;
1525
1526         /*
1527          * Two dtos: generally use dto0 for hdmi, dto1 for dp.
1528          * Express [24MHz / target pixel clock] as an exact rational
1529          * number (coefficient of two integer numbers.  DCCG_AUDIO_DTOx_PHASE
1530          * is the numerator, DCCG_AUDIO_DTOx_MODULE is the denominator
1531          */
1532         tmp = RREG32(mmDCCG_AUDIO_DTO_SOURCE);
1533         tmp = REG_SET_FIELD(tmp, DCCG_AUDIO_DTO_SOURCE,
1534                         DCCG_AUDIO_DTO0_SOURCE_SEL, amdgpu_crtc->crtc_id);
1535         if (em == ATOM_ENCODER_MODE_HDMI) {
1536                 tmp = REG_SET_FIELD(tmp, DCCG_AUDIO_DTO_SOURCE,
1537                                 DCCG_AUDIO_DTO_SEL, 0);
1538         } else if (ENCODER_MODE_IS_DP(em)) {
1539                 tmp = REG_SET_FIELD(tmp, DCCG_AUDIO_DTO_SOURCE,
1540                                 DCCG_AUDIO_DTO_SEL, 1);
1541         }
1542         WREG32(mmDCCG_AUDIO_DTO_SOURCE, tmp);
1543         if (em == ATOM_ENCODER_MODE_HDMI) {
1544                 WREG32(mmDCCG_AUDIO_DTO0_PHASE, 24000);
1545                 WREG32(mmDCCG_AUDIO_DTO0_MODULE, clock);
1546         } else if (ENCODER_MODE_IS_DP(em)) {
1547                 WREG32(mmDCCG_AUDIO_DTO1_PHASE, 24000);
1548                 WREG32(mmDCCG_AUDIO_DTO1_MODULE, clock);
1549         }
1550 }
1551
1552 static void dce_v6_0_audio_set_packet(struct drm_encoder *encoder)
1553 {
1554         struct drm_device *dev = encoder->dev;
1555         struct amdgpu_device *adev = dev->dev_private;
1556         struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1557         struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
1558         u32 tmp;
1559
1560         tmp = RREG32(mmAFMT_INFOFRAME_CONTROL0 + dig->afmt->offset);
1561         tmp = REG_SET_FIELD(tmp, AFMT_INFOFRAME_CONTROL0, AFMT_AUDIO_INFO_UPDATE, 1);
1562         WREG32(mmAFMT_INFOFRAME_CONTROL0 + dig->afmt->offset, tmp);
1563
1564         tmp = RREG32(mmAFMT_60958_0 + dig->afmt->offset);
1565         tmp = REG_SET_FIELD(tmp, AFMT_60958_0, AFMT_60958_CS_CHANNEL_NUMBER_L, 1);
1566         WREG32(mmAFMT_60958_0 + dig->afmt->offset, tmp);
1567
1568         tmp = RREG32(mmAFMT_60958_1 + dig->afmt->offset);
1569         tmp = REG_SET_FIELD(tmp, AFMT_60958_1, AFMT_60958_CS_CHANNEL_NUMBER_R, 2);
1570         WREG32(mmAFMT_60958_1 + dig->afmt->offset, tmp);
1571
1572         tmp = RREG32(mmAFMT_60958_2 + dig->afmt->offset);
1573         tmp = REG_SET_FIELD(tmp, AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_2, 3);
1574         tmp = REG_SET_FIELD(tmp, AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_3, 4);
1575         tmp = REG_SET_FIELD(tmp, AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_4, 5);
1576         tmp = REG_SET_FIELD(tmp, AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_5, 6);
1577         tmp = REG_SET_FIELD(tmp, AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_6, 7);
1578         tmp = REG_SET_FIELD(tmp, AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_7, 8);
1579         WREG32(mmAFMT_60958_2 + dig->afmt->offset, tmp);
1580
1581         tmp = RREG32(mmAFMT_AUDIO_PACKET_CONTROL2 + dig->afmt->offset);
1582         tmp = REG_SET_FIELD(tmp, AFMT_AUDIO_PACKET_CONTROL2, AFMT_AUDIO_CHANNEL_ENABLE, 0xff);
1583         WREG32(mmAFMT_AUDIO_PACKET_CONTROL2 + dig->afmt->offset, tmp);
1584
1585         tmp = RREG32(mmHDMI_AUDIO_PACKET_CONTROL + dig->afmt->offset);
1586         tmp = REG_SET_FIELD(tmp, HDMI_AUDIO_PACKET_CONTROL, HDMI_AUDIO_DELAY_EN, 1);
1587         tmp = REG_SET_FIELD(tmp, HDMI_AUDIO_PACKET_CONTROL, HDMI_AUDIO_PACKETS_PER_LINE, 3);
1588         WREG32(mmHDMI_AUDIO_PACKET_CONTROL + dig->afmt->offset, tmp);
1589
1590         tmp = RREG32(mmAFMT_AUDIO_PACKET_CONTROL + dig->afmt->offset);
1591         tmp = REG_SET_FIELD(tmp, AFMT_AUDIO_PACKET_CONTROL, AFMT_RESET_FIFO_WHEN_AUDIO_DIS, 1);
1592         tmp = REG_SET_FIELD(tmp, AFMT_AUDIO_PACKET_CONTROL, AFMT_60958_CS_UPDATE, 1);
1593         WREG32(mmAFMT_AUDIO_PACKET_CONTROL + dig->afmt->offset, tmp);
1594 }
1595
1596 static void dce_v6_0_audio_set_mute(struct drm_encoder *encoder, bool mute)
1597 {
1598         struct drm_device *dev = encoder->dev;
1599         struct amdgpu_device *adev = dev->dev_private;
1600         struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1601         struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
1602         u32 tmp;
1603
1604         tmp = RREG32(mmHDMI_GC + dig->afmt->offset);
1605         tmp = REG_SET_FIELD(tmp, HDMI_GC, HDMI_GC_AVMUTE, mute ? 1 : 0);
1606         WREG32(mmHDMI_GC + dig->afmt->offset, tmp);
1607 }
1608
1609 static void dce_v6_0_audio_hdmi_enable(struct drm_encoder *encoder, bool enable)
1610 {
1611         struct drm_device *dev = encoder->dev;
1612         struct amdgpu_device *adev = dev->dev_private;
1613         struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1614         struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
1615         u32 tmp;
1616
1617         if (enable) {
1618                 tmp = RREG32(mmHDMI_INFOFRAME_CONTROL0 + dig->afmt->offset);
1619                 tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL0, HDMI_AVI_INFO_SEND, 1);
1620                 tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL0, HDMI_AVI_INFO_CONT, 1);
1621                 tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL0, HDMI_AUDIO_INFO_SEND, 1);
1622                 tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL0, HDMI_AUDIO_INFO_CONT, 1);
1623                 WREG32(mmHDMI_INFOFRAME_CONTROL0 + dig->afmt->offset, tmp);
1624
1625                 tmp = RREG32(mmHDMI_INFOFRAME_CONTROL1 + dig->afmt->offset);
1626                 tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL1, HDMI_AVI_INFO_LINE, 2);
1627                 WREG32(mmHDMI_INFOFRAME_CONTROL1 + dig->afmt->offset, tmp);
1628
1629                 tmp = RREG32(mmAFMT_AUDIO_PACKET_CONTROL + dig->afmt->offset);
1630                 tmp = REG_SET_FIELD(tmp, AFMT_AUDIO_PACKET_CONTROL, AFMT_AUDIO_SAMPLE_SEND, 1);
1631                 WREG32(mmAFMT_AUDIO_PACKET_CONTROL + dig->afmt->offset, tmp);
1632         } else {
1633                 tmp = RREG32(mmHDMI_INFOFRAME_CONTROL0 + dig->afmt->offset);
1634                 tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL0, HDMI_AVI_INFO_SEND, 0);
1635                 tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL0, HDMI_AVI_INFO_CONT, 0);
1636                 tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL0, HDMI_AUDIO_INFO_SEND, 0);
1637                 tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL0, HDMI_AUDIO_INFO_CONT, 0);
1638                 WREG32(mmHDMI_INFOFRAME_CONTROL0 + dig->afmt->offset, tmp);
1639
1640                 tmp = RREG32(mmAFMT_AUDIO_PACKET_CONTROL + dig->afmt->offset);
1641                 tmp = REG_SET_FIELD(tmp, AFMT_AUDIO_PACKET_CONTROL, AFMT_AUDIO_SAMPLE_SEND, 0);
1642                 WREG32(mmAFMT_AUDIO_PACKET_CONTROL + dig->afmt->offset, tmp);
1643         }
1644 }
1645
1646 static void dce_v6_0_audio_dp_enable(struct drm_encoder *encoder, bool enable)
1647 {
1648         struct drm_device *dev = encoder->dev;
1649         struct amdgpu_device *adev = dev->dev_private;
1650         struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1651         struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
1652         u32 tmp;
1653
1654         if (enable) {
1655                 tmp = RREG32(mmAFMT_AUDIO_PACKET_CONTROL + dig->afmt->offset);
1656                 tmp = REG_SET_FIELD(tmp, AFMT_AUDIO_PACKET_CONTROL, AFMT_AUDIO_SAMPLE_SEND, 1);
1657                 WREG32(mmAFMT_AUDIO_PACKET_CONTROL + dig->afmt->offset, tmp);
1658
1659                 tmp = RREG32(mmDP_SEC_TIMESTAMP + dig->afmt->offset);
1660                 tmp = REG_SET_FIELD(tmp, DP_SEC_TIMESTAMP, DP_SEC_TIMESTAMP_MODE, 1);
1661                 WREG32(mmDP_SEC_TIMESTAMP + dig->afmt->offset, tmp);
1662
1663                 tmp = RREG32(mmDP_SEC_CNTL + dig->afmt->offset);
1664                 tmp = REG_SET_FIELD(tmp, DP_SEC_CNTL, DP_SEC_ASP_ENABLE, 1);
1665                 tmp = REG_SET_FIELD(tmp, DP_SEC_CNTL, DP_SEC_ATP_ENABLE, 1);
1666                 tmp = REG_SET_FIELD(tmp, DP_SEC_CNTL, DP_SEC_AIP_ENABLE, 1);
1667                 tmp = REG_SET_FIELD(tmp, DP_SEC_CNTL, DP_SEC_STREAM_ENABLE, 1);
1668                 WREG32(mmDP_SEC_CNTL + dig->afmt->offset, tmp);
1669         } else {
1670                 WREG32(mmDP_SEC_CNTL + dig->afmt->offset, 0);
1671         }
1672 }
1673
1674 static void dce_v6_0_afmt_setmode(struct drm_encoder *encoder,
1675                                   struct drm_display_mode *mode)
1676 {
1677         struct drm_device *dev = encoder->dev;
1678         struct amdgpu_device *adev = dev->dev_private;
1679         struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1680         struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
1681         struct drm_connector *connector;
1682         struct amdgpu_connector *amdgpu_connector = NULL;
1683         int em = amdgpu_atombios_encoder_get_encoder_mode(encoder);
1684         int bpc = 8;
1685
1686         if (!dig || !dig->afmt)
1687                 return;
1688
1689         list_for_each_entry(connector, &encoder->dev->mode_config.connector_list, head) {
1690                 if (connector->encoder == encoder) {
1691                         amdgpu_connector = to_amdgpu_connector(connector);
1692                         break;
1693                 }
1694         }
1695
1696         if (!amdgpu_connector) {
1697                 DRM_ERROR("Couldn't find encoder's connector\n");
1698                 return;
1699         }
1700
1701         if (!dig->afmt->enabled)
1702                 return;
1703
1704         dig->afmt->pin = dce_v6_0_audio_get_pin(adev);
1705         if (!dig->afmt->pin)
1706                 return;
1707
1708         if (encoder->crtc) {
1709                 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(encoder->crtc);
1710                 bpc = amdgpu_crtc->bpc;
1711         }
1712
1713         /* disable audio before setting up hw */
1714         dce_v6_0_audio_enable(adev, dig->afmt->pin, false);
1715
1716         dce_v6_0_audio_set_mute(encoder, true);
1717         dce_v6_0_audio_write_speaker_allocation(encoder);
1718         dce_v6_0_audio_write_sad_regs(encoder);
1719         dce_v6_0_audio_write_latency_fields(encoder, mode);
1720         if (em == ATOM_ENCODER_MODE_HDMI) {
1721                 dce_v6_0_audio_set_dto(encoder, mode->clock);
1722                 dce_v6_0_audio_set_vbi_packet(encoder);
1723                 dce_v6_0_audio_set_acr(encoder, mode->clock, bpc);
1724         } else if (ENCODER_MODE_IS_DP(em)) {
1725                 dce_v6_0_audio_set_dto(encoder, adev->clock.default_dispclk * 10);
1726         }
1727         dce_v6_0_audio_set_packet(encoder);
1728         dce_v6_0_audio_select_pin(encoder);
1729         dce_v6_0_audio_set_avi_infoframe(encoder, mode);
1730         dce_v6_0_audio_set_mute(encoder, false);
1731         if (em == ATOM_ENCODER_MODE_HDMI) {
1732                 dce_v6_0_audio_hdmi_enable(encoder, 1);
1733         } else if (ENCODER_MODE_IS_DP(em)) {
1734                 dce_v6_0_audio_dp_enable(encoder, 1);
1735         }
1736
1737         /* enable audio after setting up hw */
1738         dce_v6_0_audio_enable(adev, dig->afmt->pin, true);
1739 }
1740
1741 static void dce_v6_0_afmt_enable(struct drm_encoder *encoder, bool enable)
1742 {
1743         struct drm_device *dev = encoder->dev;
1744         struct amdgpu_device *adev = dev->dev_private;
1745         struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1746         struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
1747
1748         if (!dig || !dig->afmt)
1749                 return;
1750
1751         /* Silent, r600_hdmi_enable will raise WARN for us */
1752         if (enable && dig->afmt->enabled)
1753                 return;
1754
1755         if (!enable && !dig->afmt->enabled)
1756                 return;
1757
1758         if (!enable && dig->afmt->pin) {
1759                 dce_v6_0_audio_enable(adev, dig->afmt->pin, false);
1760                 dig->afmt->pin = NULL;
1761         }
1762
1763         dig->afmt->enabled = enable;
1764
1765         DRM_DEBUG("%sabling AFMT interface @ 0x%04X for encoder 0x%x\n",
1766                   enable ? "En" : "Dis", dig->afmt->offset, amdgpu_encoder->encoder_id);
1767 }
1768
1769 static int dce_v6_0_afmt_init(struct amdgpu_device *adev)
1770 {
1771         int i, j;
1772
1773         for (i = 0; i < adev->mode_info.num_dig; i++)
1774                 adev->mode_info.afmt[i] = NULL;
1775
1776         /* DCE6 has audio blocks tied to DIG encoders */
1777         for (i = 0; i < adev->mode_info.num_dig; i++) {
1778                 adev->mode_info.afmt[i] = kzalloc(sizeof(struct amdgpu_afmt), GFP_KERNEL);
1779                 if (adev->mode_info.afmt[i]) {
1780                         adev->mode_info.afmt[i]->offset = dig_offsets[i];
1781                         adev->mode_info.afmt[i]->id = i;
1782                 } else {
1783                         for (j = 0; j < i; j++) {
1784                                 kfree(adev->mode_info.afmt[j]);
1785                                 adev->mode_info.afmt[j] = NULL;
1786                         }
1787                         DRM_ERROR("Out of memory allocating afmt table\n");
1788                         return -ENOMEM;
1789                 }
1790         }
1791         return 0;
1792 }
1793
1794 static void dce_v6_0_afmt_fini(struct amdgpu_device *adev)
1795 {
1796         int i;
1797
1798         for (i = 0; i < adev->mode_info.num_dig; i++) {
1799                 kfree(adev->mode_info.afmt[i]);
1800                 adev->mode_info.afmt[i] = NULL;
1801         }
1802 }
1803
1804 static const u32 vga_control_regs[6] =
1805 {
1806         mmD1VGA_CONTROL,
1807         mmD2VGA_CONTROL,
1808         mmD3VGA_CONTROL,
1809         mmD4VGA_CONTROL,
1810         mmD5VGA_CONTROL,
1811         mmD6VGA_CONTROL,
1812 };
1813
1814 static void dce_v6_0_vga_enable(struct drm_crtc *crtc, bool enable)
1815 {
1816         struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
1817         struct drm_device *dev = crtc->dev;
1818         struct amdgpu_device *adev = dev->dev_private;
1819         u32 vga_control;
1820
1821         vga_control = RREG32(vga_control_regs[amdgpu_crtc->crtc_id]) & ~1;
1822         WREG32(vga_control_regs[amdgpu_crtc->crtc_id], vga_control | (enable ? 1 : 0));
1823 }
1824
1825 static void dce_v6_0_grph_enable(struct drm_crtc *crtc, bool enable)
1826 {
1827         struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
1828         struct drm_device *dev = crtc->dev;
1829         struct amdgpu_device *adev = dev->dev_private;
1830
1831         WREG32(mmGRPH_ENABLE + amdgpu_crtc->crtc_offset, enable ? 1 : 0);
1832 }
1833
1834 static int dce_v6_0_crtc_do_set_base(struct drm_crtc *crtc,
1835                                      struct drm_framebuffer *fb,
1836                                      int x, int y, int atomic)
1837 {
1838         struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
1839         struct drm_device *dev = crtc->dev;
1840         struct amdgpu_device *adev = dev->dev_private;
1841         struct amdgpu_framebuffer *amdgpu_fb;
1842         struct drm_framebuffer *target_fb;
1843         struct drm_gem_object *obj;
1844         struct amdgpu_bo *abo;
1845         uint64_t fb_location, tiling_flags;
1846         uint32_t fb_format, fb_pitch_pixels, pipe_config;
1847         u32 fb_swap = GRPH_ENDIAN_SWAP(GRPH_ENDIAN_NONE);
1848         u32 viewport_w, viewport_h;
1849         int r;
1850         bool bypass_lut = false;
1851         struct drm_format_name_buf format_name;
1852
1853         /* no fb bound */
1854         if (!atomic && !crtc->primary->fb) {
1855                 DRM_DEBUG_KMS("No FB bound\n");
1856                 return 0;
1857         }
1858
1859         if (atomic) {
1860                 amdgpu_fb = to_amdgpu_framebuffer(fb);
1861                 target_fb = fb;
1862         } else {
1863                 amdgpu_fb = to_amdgpu_framebuffer(crtc->primary->fb);
1864                 target_fb = crtc->primary->fb;
1865         }
1866
1867         /* If atomic, assume fb object is pinned & idle & fenced and
1868          * just update base pointers
1869          */
1870         obj = amdgpu_fb->obj;
1871         abo = gem_to_amdgpu_bo(obj);
1872         r = amdgpu_bo_reserve(abo, false);
1873         if (unlikely(r != 0))
1874                 return r;
1875
1876         if (atomic) {
1877                 fb_location = amdgpu_bo_gpu_offset(abo);
1878         } else {
1879                 r = amdgpu_bo_pin(abo, AMDGPU_GEM_DOMAIN_VRAM, &fb_location);
1880                 if (unlikely(r != 0)) {
1881                         amdgpu_bo_unreserve(abo);
1882                         return -EINVAL;
1883                 }
1884         }
1885
1886         amdgpu_bo_get_tiling_flags(abo, &tiling_flags);
1887         amdgpu_bo_unreserve(abo);
1888
1889         switch (target_fb->format->format) {
1890         case DRM_FORMAT_C8:
1891                 fb_format = (GRPH_DEPTH(GRPH_DEPTH_8BPP) |
1892                              GRPH_FORMAT(GRPH_FORMAT_INDEXED));
1893                 break;
1894         case DRM_FORMAT_XRGB4444:
1895         case DRM_FORMAT_ARGB4444:
1896                 fb_format = (GRPH_DEPTH(GRPH_DEPTH_16BPP) |
1897                              GRPH_FORMAT(GRPH_FORMAT_ARGB4444));
1898 #ifdef __BIG_ENDIAN
1899                 fb_swap = GRPH_ENDIAN_SWAP(GRPH_ENDIAN_8IN16);
1900 #endif
1901                 break;
1902         case DRM_FORMAT_XRGB1555:
1903         case DRM_FORMAT_ARGB1555:
1904                 fb_format = (GRPH_DEPTH(GRPH_DEPTH_16BPP) |
1905                              GRPH_FORMAT(GRPH_FORMAT_ARGB1555));
1906 #ifdef __BIG_ENDIAN
1907                 fb_swap = GRPH_ENDIAN_SWAP(GRPH_ENDIAN_8IN16);
1908 #endif
1909                 break;
1910         case DRM_FORMAT_BGRX5551:
1911         case DRM_FORMAT_BGRA5551:
1912                 fb_format = (GRPH_DEPTH(GRPH_DEPTH_16BPP) |
1913                              GRPH_FORMAT(GRPH_FORMAT_BGRA5551));
1914 #ifdef __BIG_ENDIAN
1915                 fb_swap = GRPH_ENDIAN_SWAP(GRPH_ENDIAN_8IN16);
1916 #endif
1917                 break;
1918         case DRM_FORMAT_RGB565:
1919                 fb_format = (GRPH_DEPTH(GRPH_DEPTH_16BPP) |
1920                              GRPH_FORMAT(GRPH_FORMAT_ARGB565));
1921 #ifdef __BIG_ENDIAN
1922                 fb_swap = GRPH_ENDIAN_SWAP(GRPH_ENDIAN_8IN16);
1923 #endif
1924                 break;
1925         case DRM_FORMAT_XRGB8888:
1926         case DRM_FORMAT_ARGB8888:
1927                 fb_format = (GRPH_DEPTH(GRPH_DEPTH_32BPP) |
1928                              GRPH_FORMAT(GRPH_FORMAT_ARGB8888));
1929 #ifdef __BIG_ENDIAN
1930                 fb_swap = GRPH_ENDIAN_SWAP(GRPH_ENDIAN_8IN32);
1931 #endif
1932                 break;
1933         case DRM_FORMAT_XRGB2101010:
1934         case DRM_FORMAT_ARGB2101010:
1935                 fb_format = (GRPH_DEPTH(GRPH_DEPTH_32BPP) |
1936                              GRPH_FORMAT(GRPH_FORMAT_ARGB2101010));
1937 #ifdef __BIG_ENDIAN
1938                 fb_swap = GRPH_ENDIAN_SWAP(GRPH_ENDIAN_8IN32);
1939 #endif
1940                 /* Greater 8 bpc fb needs to bypass hw-lut to retain precision */
1941                 bypass_lut = true;
1942                 break;
1943         case DRM_FORMAT_BGRX1010102:
1944         case DRM_FORMAT_BGRA1010102:
1945                 fb_format = (GRPH_DEPTH(GRPH_DEPTH_32BPP) |
1946                              GRPH_FORMAT(GRPH_FORMAT_BGRA1010102));
1947 #ifdef __BIG_ENDIAN
1948                 fb_swap = GRPH_ENDIAN_SWAP(GRPH_ENDIAN_8IN32);
1949 #endif
1950                 /* Greater 8 bpc fb needs to bypass hw-lut to retain precision */
1951                 bypass_lut = true;
1952                 break;
1953         default:
1954                 DRM_ERROR("Unsupported screen format %s\n",
1955                           drm_get_format_name(target_fb->format->format, &format_name));
1956                 return -EINVAL;
1957         }
1958
1959         if (AMDGPU_TILING_GET(tiling_flags, ARRAY_MODE) == ARRAY_2D_TILED_THIN1) {
1960                 unsigned bankw, bankh, mtaspect, tile_split, num_banks;
1961
1962                 bankw = AMDGPU_TILING_GET(tiling_flags, BANK_WIDTH);
1963                 bankh = AMDGPU_TILING_GET(tiling_flags, BANK_HEIGHT);
1964                 mtaspect = AMDGPU_TILING_GET(tiling_flags, MACRO_TILE_ASPECT);
1965                 tile_split = AMDGPU_TILING_GET(tiling_flags, TILE_SPLIT);
1966                 num_banks = AMDGPU_TILING_GET(tiling_flags, NUM_BANKS);
1967
1968                 fb_format |= GRPH_NUM_BANKS(num_banks);
1969                 fb_format |= GRPH_ARRAY_MODE(GRPH_ARRAY_2D_TILED_THIN1);
1970                 fb_format |= GRPH_TILE_SPLIT(tile_split);
1971                 fb_format |= GRPH_BANK_WIDTH(bankw);
1972                 fb_format |= GRPH_BANK_HEIGHT(bankh);
1973                 fb_format |= GRPH_MACRO_TILE_ASPECT(mtaspect);
1974         } else if (AMDGPU_TILING_GET(tiling_flags, ARRAY_MODE) == ARRAY_1D_TILED_THIN1) {
1975                 fb_format |= GRPH_ARRAY_MODE(GRPH_ARRAY_1D_TILED_THIN1);
1976         }
1977
1978         pipe_config = AMDGPU_TILING_GET(tiling_flags, PIPE_CONFIG);
1979         fb_format |= GRPH_PIPE_CONFIG(pipe_config);
1980
1981         dce_v6_0_vga_enable(crtc, false);
1982
1983         /* Make sure surface address is updated at vertical blank rather than
1984          * horizontal blank
1985          */
1986         WREG32(mmGRPH_FLIP_CONTROL + amdgpu_crtc->crtc_offset, 0);
1987
1988         WREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS_HIGH + amdgpu_crtc->crtc_offset,
1989                upper_32_bits(fb_location));
1990         WREG32(mmGRPH_SECONDARY_SURFACE_ADDRESS_HIGH + amdgpu_crtc->crtc_offset,
1991                upper_32_bits(fb_location));
1992         WREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS + amdgpu_crtc->crtc_offset,
1993                (u32)fb_location & GRPH_PRIMARY_SURFACE_ADDRESS__GRPH_PRIMARY_SURFACE_ADDRESS_MASK);
1994         WREG32(mmGRPH_SECONDARY_SURFACE_ADDRESS + amdgpu_crtc->crtc_offset,
1995                (u32) fb_location & GRPH_PRIMARY_SURFACE_ADDRESS__GRPH_PRIMARY_SURFACE_ADDRESS_MASK);
1996         WREG32(mmGRPH_CONTROL + amdgpu_crtc->crtc_offset, fb_format);
1997         WREG32(mmGRPH_SWAP_CNTL + amdgpu_crtc->crtc_offset, fb_swap);
1998
1999         /*
2000          * The LUT only has 256 slots for indexing by a 8 bpc fb. Bypass the LUT
2001          * for > 8 bpc scanout to avoid truncation of fb indices to 8 msb's, to
2002          * retain the full precision throughout the pipeline.
2003          */
2004         WREG32_P(mmGRPH_LUT_10BIT_BYPASS + amdgpu_crtc->crtc_offset,
2005                  (bypass_lut ? GRPH_LUT_10BIT_BYPASS__GRPH_LUT_10BIT_BYPASS_EN_MASK : 0),
2006                  ~GRPH_LUT_10BIT_BYPASS__GRPH_LUT_10BIT_BYPASS_EN_MASK);
2007
2008         if (bypass_lut)
2009                 DRM_DEBUG_KMS("Bypassing hardware LUT due to 10 bit fb scanout.\n");
2010
2011         WREG32(mmGRPH_SURFACE_OFFSET_X + amdgpu_crtc->crtc_offset, 0);
2012         WREG32(mmGRPH_SURFACE_OFFSET_Y + amdgpu_crtc->crtc_offset, 0);
2013         WREG32(mmGRPH_X_START + amdgpu_crtc->crtc_offset, 0);
2014         WREG32(mmGRPH_Y_START + amdgpu_crtc->crtc_offset, 0);
2015         WREG32(mmGRPH_X_END + amdgpu_crtc->crtc_offset, target_fb->width);
2016         WREG32(mmGRPH_Y_END + amdgpu_crtc->crtc_offset, target_fb->height);
2017
2018         fb_pitch_pixels = target_fb->pitches[0] / target_fb->format->cpp[0];
2019         WREG32(mmGRPH_PITCH + amdgpu_crtc->crtc_offset, fb_pitch_pixels);
2020
2021         dce_v6_0_grph_enable(crtc, true);
2022
2023         WREG32(mmDESKTOP_HEIGHT + amdgpu_crtc->crtc_offset,
2024                        target_fb->height);
2025         x &= ~3;
2026         y &= ~1;
2027         WREG32(mmVIEWPORT_START + amdgpu_crtc->crtc_offset,
2028                (x << 16) | y);
2029         viewport_w = crtc->mode.hdisplay;
2030         viewport_h = (crtc->mode.vdisplay + 1) & ~1;
2031
2032         WREG32(mmVIEWPORT_SIZE + amdgpu_crtc->crtc_offset,
2033                (viewport_w << 16) | viewport_h);
2034
2035         /* set pageflip to happen anywhere in vblank interval */
2036         WREG32(mmMASTER_UPDATE_MODE + amdgpu_crtc->crtc_offset, 0);
2037
2038         if (!atomic && fb && fb != crtc->primary->fb) {
2039                 amdgpu_fb = to_amdgpu_framebuffer(fb);
2040                 abo = gem_to_amdgpu_bo(amdgpu_fb->obj);
2041                 r = amdgpu_bo_reserve(abo, true);
2042                 if (unlikely(r != 0))
2043                         return r;
2044                 amdgpu_bo_unpin(abo);
2045                 amdgpu_bo_unreserve(abo);
2046         }
2047
2048         /* Bytes per pixel may have changed */
2049         dce_v6_0_bandwidth_update(adev);
2050
2051         return 0;
2052
2053 }
2054
2055 static void dce_v6_0_set_interleave(struct drm_crtc *crtc,
2056                                     struct drm_display_mode *mode)
2057 {
2058         struct drm_device *dev = crtc->dev;
2059         struct amdgpu_device *adev = dev->dev_private;
2060         struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2061
2062         if (mode->flags & DRM_MODE_FLAG_INTERLACE)
2063                 WREG32(mmDATA_FORMAT + amdgpu_crtc->crtc_offset,
2064                        INTERLEAVE_EN);
2065         else
2066                 WREG32(mmDATA_FORMAT + amdgpu_crtc->crtc_offset, 0);
2067 }
2068
2069 static void dce_v6_0_crtc_load_lut(struct drm_crtc *crtc)
2070 {
2071
2072         struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2073         struct drm_device *dev = crtc->dev;
2074         struct amdgpu_device *adev = dev->dev_private;
2075         u16 *r, *g, *b;
2076         int i;
2077
2078         DRM_DEBUG_KMS("%d\n", amdgpu_crtc->crtc_id);
2079
2080         WREG32(mmINPUT_CSC_CONTROL + amdgpu_crtc->crtc_offset,
2081                ((0 << INPUT_CSC_CONTROL__INPUT_CSC_GRPH_MODE__SHIFT) |
2082                 (0 << INPUT_CSC_CONTROL__INPUT_CSC_OVL_MODE__SHIFT)));
2083         WREG32(mmPRESCALE_GRPH_CONTROL + amdgpu_crtc->crtc_offset,
2084                PRESCALE_GRPH_CONTROL__GRPH_PRESCALE_BYPASS_MASK);
2085         WREG32(mmPRESCALE_OVL_CONTROL + amdgpu_crtc->crtc_offset,
2086                PRESCALE_OVL_CONTROL__OVL_PRESCALE_BYPASS_MASK);
2087         WREG32(mmINPUT_GAMMA_CONTROL + amdgpu_crtc->crtc_offset,
2088                ((0 << INPUT_GAMMA_CONTROL__GRPH_INPUT_GAMMA_MODE__SHIFT) |
2089                 (0 << INPUT_GAMMA_CONTROL__OVL_INPUT_GAMMA_MODE__SHIFT)));
2090
2091         WREG32(mmDC_LUT_CONTROL + amdgpu_crtc->crtc_offset, 0);
2092
2093         WREG32(mmDC_LUT_BLACK_OFFSET_BLUE + amdgpu_crtc->crtc_offset, 0);
2094         WREG32(mmDC_LUT_BLACK_OFFSET_GREEN + amdgpu_crtc->crtc_offset, 0);
2095         WREG32(mmDC_LUT_BLACK_OFFSET_RED + amdgpu_crtc->crtc_offset, 0);
2096
2097         WREG32(mmDC_LUT_WHITE_OFFSET_BLUE + amdgpu_crtc->crtc_offset, 0xffff);
2098         WREG32(mmDC_LUT_WHITE_OFFSET_GREEN + amdgpu_crtc->crtc_offset, 0xffff);
2099         WREG32(mmDC_LUT_WHITE_OFFSET_RED + amdgpu_crtc->crtc_offset, 0xffff);
2100
2101         WREG32(mmDC_LUT_RW_MODE + amdgpu_crtc->crtc_offset, 0);
2102         WREG32(mmDC_LUT_WRITE_EN_MASK + amdgpu_crtc->crtc_offset, 0x00000007);
2103
2104         WREG32(mmDC_LUT_RW_INDEX + amdgpu_crtc->crtc_offset, 0);
2105         r = crtc->gamma_store;
2106         g = r + crtc->gamma_size;
2107         b = g + crtc->gamma_size;
2108         for (i = 0; i < 256; i++) {
2109                 WREG32(mmDC_LUT_30_COLOR + amdgpu_crtc->crtc_offset,
2110                        ((*r++ & 0xffc0) << 14) |
2111                        ((*g++ & 0xffc0) << 4) |
2112                        (*b++ >> 6));
2113         }
2114
2115         WREG32(mmDEGAMMA_CONTROL + amdgpu_crtc->crtc_offset,
2116                ((0 << DEGAMMA_CONTROL__GRPH_DEGAMMA_MODE__SHIFT) |
2117                 (0 << DEGAMMA_CONTROL__OVL_DEGAMMA_MODE__SHIFT) |
2118                 ICON_DEGAMMA_MODE(0) |
2119                 (0 << DEGAMMA_CONTROL__CURSOR_DEGAMMA_MODE__SHIFT)));
2120         WREG32(mmGAMUT_REMAP_CONTROL + amdgpu_crtc->crtc_offset,
2121                ((0 << GAMUT_REMAP_CONTROL__GRPH_GAMUT_REMAP_MODE__SHIFT) |
2122                 (0 << GAMUT_REMAP_CONTROL__OVL_GAMUT_REMAP_MODE__SHIFT)));
2123         WREG32(mmREGAMMA_CONTROL + amdgpu_crtc->crtc_offset,
2124                ((0 << REGAMMA_CONTROL__GRPH_REGAMMA_MODE__SHIFT) |
2125                 (0 << REGAMMA_CONTROL__OVL_REGAMMA_MODE__SHIFT)));
2126         WREG32(mmOUTPUT_CSC_CONTROL + amdgpu_crtc->crtc_offset,
2127                ((0 << OUTPUT_CSC_CONTROL__OUTPUT_CSC_GRPH_MODE__SHIFT) |
2128                 (0 << OUTPUT_CSC_CONTROL__OUTPUT_CSC_OVL_MODE__SHIFT)));
2129         /* XXX match this to the depth of the crtc fmt block, move to modeset? */
2130         WREG32(0x1a50 + amdgpu_crtc->crtc_offset, 0);
2131
2132
2133 }
2134
2135 static int dce_v6_0_pick_dig_encoder(struct drm_encoder *encoder)
2136 {
2137         struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
2138         struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
2139
2140         switch (amdgpu_encoder->encoder_id) {
2141         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
2142                 return dig->linkb ? 1 : 0;
2143         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
2144                 return dig->linkb ? 3 : 2;
2145         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
2146                 return dig->linkb ? 5 : 4;
2147         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
2148                 return 6;
2149         default:
2150                 DRM_ERROR("invalid encoder_id: 0x%x\n", amdgpu_encoder->encoder_id);
2151                 return 0;
2152         }
2153 }
2154
2155 /**
2156  * dce_v6_0_pick_pll - Allocate a PPLL for use by the crtc.
2157  *
2158  * @crtc: drm crtc
2159  *
2160  * Returns the PPLL (Pixel PLL) to be used by the crtc.  For DP monitors
2161  * a single PPLL can be used for all DP crtcs/encoders.  For non-DP
2162  * monitors a dedicated PPLL must be used.  If a particular board has
2163  * an external DP PLL, return ATOM_PPLL_INVALID to skip PLL programming
2164  * as there is no need to program the PLL itself.  If we are not able to
2165  * allocate a PLL, return ATOM_PPLL_INVALID to skip PLL programming to
2166  * avoid messing up an existing monitor.
2167  *
2168  *
2169  */
2170 static u32 dce_v6_0_pick_pll(struct drm_crtc *crtc)
2171 {
2172         struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2173         struct drm_device *dev = crtc->dev;
2174         struct amdgpu_device *adev = dev->dev_private;
2175         u32 pll_in_use;
2176         int pll;
2177
2178         if (ENCODER_MODE_IS_DP(amdgpu_atombios_encoder_get_encoder_mode(amdgpu_crtc->encoder))) {
2179                 if (adev->clock.dp_extclk)
2180                         /* skip PPLL programming if using ext clock */
2181                         return ATOM_PPLL_INVALID;
2182                 else
2183                         return ATOM_PPLL0;
2184         } else {
2185                 /* use the same PPLL for all monitors with the same clock */
2186                 pll = amdgpu_pll_get_shared_nondp_ppll(crtc);
2187                 if (pll != ATOM_PPLL_INVALID)
2188                         return pll;
2189         }
2190
2191         /*  PPLL1, and PPLL2 */
2192         pll_in_use = amdgpu_pll_get_use_mask(crtc);
2193         if (!(pll_in_use & (1 << ATOM_PPLL2)))
2194                 return ATOM_PPLL2;
2195         if (!(pll_in_use & (1 << ATOM_PPLL1)))
2196                 return ATOM_PPLL1;
2197         DRM_ERROR("unable to allocate a PPLL\n");
2198         return ATOM_PPLL_INVALID;
2199 }
2200
2201 static void dce_v6_0_lock_cursor(struct drm_crtc *crtc, bool lock)
2202 {
2203         struct amdgpu_device *adev = crtc->dev->dev_private;
2204         struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2205         uint32_t cur_lock;
2206
2207         cur_lock = RREG32(mmCUR_UPDATE + amdgpu_crtc->crtc_offset);
2208         if (lock)
2209                 cur_lock |= CUR_UPDATE__CURSOR_UPDATE_LOCK_MASK;
2210         else
2211                 cur_lock &= ~CUR_UPDATE__CURSOR_UPDATE_LOCK_MASK;
2212         WREG32(mmCUR_UPDATE + amdgpu_crtc->crtc_offset, cur_lock);
2213 }
2214
2215 static void dce_v6_0_hide_cursor(struct drm_crtc *crtc)
2216 {
2217         struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2218         struct amdgpu_device *adev = crtc->dev->dev_private;
2219
2220         WREG32_IDX(mmCUR_CONTROL + amdgpu_crtc->crtc_offset,
2221                    (CURSOR_24_8_PRE_MULT << CUR_CONTROL__CURSOR_MODE__SHIFT) |
2222                    (CURSOR_URGENT_1_2 << CUR_CONTROL__CURSOR_URGENT_CONTROL__SHIFT));
2223
2224
2225 }
2226
2227 static void dce_v6_0_show_cursor(struct drm_crtc *crtc)
2228 {
2229         struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2230         struct amdgpu_device *adev = crtc->dev->dev_private;
2231
2232         WREG32(mmCUR_SURFACE_ADDRESS_HIGH + amdgpu_crtc->crtc_offset,
2233                upper_32_bits(amdgpu_crtc->cursor_addr));
2234         WREG32(mmCUR_SURFACE_ADDRESS + amdgpu_crtc->crtc_offset,
2235                lower_32_bits(amdgpu_crtc->cursor_addr));
2236
2237         WREG32_IDX(mmCUR_CONTROL + amdgpu_crtc->crtc_offset,
2238                    CUR_CONTROL__CURSOR_EN_MASK |
2239                    (CURSOR_24_8_PRE_MULT << CUR_CONTROL__CURSOR_MODE__SHIFT) |
2240                    (CURSOR_URGENT_1_2 << CUR_CONTROL__CURSOR_URGENT_CONTROL__SHIFT));
2241
2242 }
2243
2244 static int dce_v6_0_cursor_move_locked(struct drm_crtc *crtc,
2245                                        int x, int y)
2246 {
2247         struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2248         struct amdgpu_device *adev = crtc->dev->dev_private;
2249         int xorigin = 0, yorigin = 0;
2250
2251         int w = amdgpu_crtc->cursor_width;
2252
2253         amdgpu_crtc->cursor_x = x;
2254         amdgpu_crtc->cursor_y = y;
2255
2256         /* avivo cursor are offset into the total surface */
2257         x += crtc->x;
2258         y += crtc->y;
2259         DRM_DEBUG("x %d y %d c->x %d c->y %d\n", x, y, crtc->x, crtc->y);
2260
2261         if (x < 0) {
2262                 xorigin = min(-x, amdgpu_crtc->max_cursor_width - 1);
2263                 x = 0;
2264         }
2265         if (y < 0) {
2266                 yorigin = min(-y, amdgpu_crtc->max_cursor_height - 1);
2267                 y = 0;
2268         }
2269
2270         WREG32(mmCUR_POSITION + amdgpu_crtc->crtc_offset, (x << 16) | y);
2271         WREG32(mmCUR_HOT_SPOT + amdgpu_crtc->crtc_offset, (xorigin << 16) | yorigin);
2272         WREG32(mmCUR_SIZE + amdgpu_crtc->crtc_offset,
2273                ((w - 1) << 16) | (amdgpu_crtc->cursor_height - 1));
2274
2275         return 0;
2276 }
2277
2278 static int dce_v6_0_crtc_cursor_move(struct drm_crtc *crtc,
2279                                      int x, int y)
2280 {
2281         int ret;
2282
2283         dce_v6_0_lock_cursor(crtc, true);
2284         ret = dce_v6_0_cursor_move_locked(crtc, x, y);
2285         dce_v6_0_lock_cursor(crtc, false);
2286
2287         return ret;
2288 }
2289
2290 static int dce_v6_0_crtc_cursor_set2(struct drm_crtc *crtc,
2291                                      struct drm_file *file_priv,
2292                                      uint32_t handle,
2293                                      uint32_t width,
2294                                      uint32_t height,
2295                                      int32_t hot_x,
2296                                      int32_t hot_y)
2297 {
2298         struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2299         struct drm_gem_object *obj;
2300         struct amdgpu_bo *aobj;
2301         int ret;
2302
2303         if (!handle) {
2304                 /* turn off cursor */
2305                 dce_v6_0_hide_cursor(crtc);
2306                 obj = NULL;
2307                 goto unpin;
2308         }
2309
2310         if ((width > amdgpu_crtc->max_cursor_width) ||
2311             (height > amdgpu_crtc->max_cursor_height)) {
2312                 DRM_ERROR("bad cursor width or height %d x %d\n", width, height);
2313                 return -EINVAL;
2314         }
2315
2316         obj = drm_gem_object_lookup(file_priv, handle);
2317         if (!obj) {
2318                 DRM_ERROR("Cannot find cursor object %x for crtc %d\n", handle, amdgpu_crtc->crtc_id);
2319                 return -ENOENT;
2320         }
2321
2322         aobj = gem_to_amdgpu_bo(obj);
2323         ret = amdgpu_bo_reserve(aobj, false);
2324         if (ret != 0) {
2325                 drm_gem_object_put_unlocked(obj);
2326                 return ret;
2327         }
2328
2329         ret = amdgpu_bo_pin(aobj, AMDGPU_GEM_DOMAIN_VRAM, &amdgpu_crtc->cursor_addr);
2330         amdgpu_bo_unreserve(aobj);
2331         if (ret) {
2332                 DRM_ERROR("Failed to pin new cursor BO (%d)\n", ret);
2333                 drm_gem_object_put_unlocked(obj);
2334                 return ret;
2335         }
2336
2337         dce_v6_0_lock_cursor(crtc, true);
2338
2339         if (width != amdgpu_crtc->cursor_width ||
2340             height != amdgpu_crtc->cursor_height ||
2341             hot_x != amdgpu_crtc->cursor_hot_x ||
2342             hot_y != amdgpu_crtc->cursor_hot_y) {
2343                 int x, y;
2344
2345                 x = amdgpu_crtc->cursor_x + amdgpu_crtc->cursor_hot_x - hot_x;
2346                 y = amdgpu_crtc->cursor_y + amdgpu_crtc->cursor_hot_y - hot_y;
2347
2348                 dce_v6_0_cursor_move_locked(crtc, x, y);
2349
2350                 amdgpu_crtc->cursor_width = width;
2351                 amdgpu_crtc->cursor_height = height;
2352                 amdgpu_crtc->cursor_hot_x = hot_x;
2353                 amdgpu_crtc->cursor_hot_y = hot_y;
2354         }
2355
2356         dce_v6_0_show_cursor(crtc);
2357         dce_v6_0_lock_cursor(crtc, false);
2358
2359 unpin:
2360         if (amdgpu_crtc->cursor_bo) {
2361                 struct amdgpu_bo *aobj = gem_to_amdgpu_bo(amdgpu_crtc->cursor_bo);
2362                 ret = amdgpu_bo_reserve(aobj, true);
2363                 if (likely(ret == 0)) {
2364                         amdgpu_bo_unpin(aobj);
2365                         amdgpu_bo_unreserve(aobj);
2366                 }
2367                 drm_gem_object_put_unlocked(amdgpu_crtc->cursor_bo);
2368         }
2369
2370         amdgpu_crtc->cursor_bo = obj;
2371         return 0;
2372 }
2373
2374 static void dce_v6_0_cursor_reset(struct drm_crtc *crtc)
2375 {
2376         struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2377
2378         if (amdgpu_crtc->cursor_bo) {
2379                 dce_v6_0_lock_cursor(crtc, true);
2380
2381                 dce_v6_0_cursor_move_locked(crtc, amdgpu_crtc->cursor_x,
2382                                             amdgpu_crtc->cursor_y);
2383
2384                 dce_v6_0_show_cursor(crtc);
2385                 dce_v6_0_lock_cursor(crtc, false);
2386         }
2387 }
2388
2389 static int dce_v6_0_crtc_gamma_set(struct drm_crtc *crtc, u16 *red, u16 *green,
2390                                    u16 *blue, uint32_t size,
2391                                    struct drm_modeset_acquire_ctx *ctx)
2392 {
2393         dce_v6_0_crtc_load_lut(crtc);
2394
2395         return 0;
2396 }
2397
2398 static void dce_v6_0_crtc_destroy(struct drm_crtc *crtc)
2399 {
2400         struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2401
2402         drm_crtc_cleanup(crtc);
2403         kfree(amdgpu_crtc);
2404 }
2405
2406 static const struct drm_crtc_funcs dce_v6_0_crtc_funcs = {
2407         .cursor_set2 = dce_v6_0_crtc_cursor_set2,
2408         .cursor_move = dce_v6_0_crtc_cursor_move,
2409         .gamma_set = dce_v6_0_crtc_gamma_set,
2410         .set_config = amdgpu_crtc_set_config,
2411         .destroy = dce_v6_0_crtc_destroy,
2412         .page_flip_target = amdgpu_crtc_page_flip_target,
2413 };
2414
2415 static void dce_v6_0_crtc_dpms(struct drm_crtc *crtc, int mode)
2416 {
2417         struct drm_device *dev = crtc->dev;
2418         struct amdgpu_device *adev = dev->dev_private;
2419         struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2420         unsigned type;
2421
2422         switch (mode) {
2423         case DRM_MODE_DPMS_ON:
2424                 amdgpu_crtc->enabled = true;
2425                 amdgpu_atombios_crtc_enable(crtc, ATOM_ENABLE);
2426                 amdgpu_atombios_crtc_blank(crtc, ATOM_DISABLE);
2427                 /* Make sure VBLANK and PFLIP interrupts are still enabled */
2428                 type = amdgpu_crtc_idx_to_irq_type(adev, amdgpu_crtc->crtc_id);
2429                 amdgpu_irq_update(adev, &adev->crtc_irq, type);
2430                 amdgpu_irq_update(adev, &adev->pageflip_irq, type);
2431                 drm_crtc_vblank_on(crtc);
2432                 dce_v6_0_crtc_load_lut(crtc);
2433                 break;
2434         case DRM_MODE_DPMS_STANDBY:
2435         case DRM_MODE_DPMS_SUSPEND:
2436         case DRM_MODE_DPMS_OFF:
2437                 drm_crtc_vblank_off(crtc);
2438                 if (amdgpu_crtc->enabled)
2439                         amdgpu_atombios_crtc_blank(crtc, ATOM_ENABLE);
2440                 amdgpu_atombios_crtc_enable(crtc, ATOM_DISABLE);
2441                 amdgpu_crtc->enabled = false;
2442                 break;
2443         }
2444         /* adjust pm to dpms */
2445         amdgpu_pm_compute_clocks(adev);
2446 }
2447
2448 static void dce_v6_0_crtc_prepare(struct drm_crtc *crtc)
2449 {
2450         /* disable crtc pair power gating before programming */
2451         amdgpu_atombios_crtc_powergate(crtc, ATOM_DISABLE);
2452         amdgpu_atombios_crtc_lock(crtc, ATOM_ENABLE);
2453         dce_v6_0_crtc_dpms(crtc, DRM_MODE_DPMS_OFF);
2454 }
2455
2456 static void dce_v6_0_crtc_commit(struct drm_crtc *crtc)
2457 {
2458         dce_v6_0_crtc_dpms(crtc, DRM_MODE_DPMS_ON);
2459         amdgpu_atombios_crtc_lock(crtc, ATOM_DISABLE);
2460 }
2461
2462 static void dce_v6_0_crtc_disable(struct drm_crtc *crtc)
2463 {
2464
2465         struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2466         struct drm_device *dev = crtc->dev;
2467         struct amdgpu_device *adev = dev->dev_private;
2468         struct amdgpu_atom_ss ss;
2469         int i;
2470
2471         dce_v6_0_crtc_dpms(crtc, DRM_MODE_DPMS_OFF);
2472         if (crtc->primary->fb) {
2473                 int r;
2474                 struct amdgpu_framebuffer *amdgpu_fb;
2475                 struct amdgpu_bo *abo;
2476
2477                 amdgpu_fb = to_amdgpu_framebuffer(crtc->primary->fb);
2478                 abo = gem_to_amdgpu_bo(amdgpu_fb->obj);
2479                 r = amdgpu_bo_reserve(abo, true);
2480                 if (unlikely(r))
2481                         DRM_ERROR("failed to reserve abo before unpin\n");
2482                 else {
2483                         amdgpu_bo_unpin(abo);
2484                         amdgpu_bo_unreserve(abo);
2485                 }
2486         }
2487         /* disable the GRPH */
2488         dce_v6_0_grph_enable(crtc, false);
2489
2490         amdgpu_atombios_crtc_powergate(crtc, ATOM_ENABLE);
2491
2492         for (i = 0; i < adev->mode_info.num_crtc; i++) {
2493                 if (adev->mode_info.crtcs[i] &&
2494                     adev->mode_info.crtcs[i]->enabled &&
2495                     i != amdgpu_crtc->crtc_id &&
2496                     amdgpu_crtc->pll_id == adev->mode_info.crtcs[i]->pll_id) {
2497                         /* one other crtc is using this pll don't turn
2498                          * off the pll
2499                          */
2500                         goto done;
2501                 }
2502         }
2503
2504         switch (amdgpu_crtc->pll_id) {
2505         case ATOM_PPLL1:
2506         case ATOM_PPLL2:
2507                 /* disable the ppll */
2508                 amdgpu_atombios_crtc_program_pll(crtc, amdgpu_crtc->crtc_id, amdgpu_crtc->pll_id,
2509                                                  0, 0, ATOM_DISABLE, 0, 0, 0, 0, 0, false, &ss);
2510                 break;
2511         default:
2512                 break;
2513         }
2514 done:
2515         amdgpu_crtc->pll_id = ATOM_PPLL_INVALID;
2516         amdgpu_crtc->adjusted_clock = 0;
2517         amdgpu_crtc->encoder = NULL;
2518         amdgpu_crtc->connector = NULL;
2519 }
2520
2521 static int dce_v6_0_crtc_mode_set(struct drm_crtc *crtc,
2522                                   struct drm_display_mode *mode,
2523                                   struct drm_display_mode *adjusted_mode,
2524                                   int x, int y, struct drm_framebuffer *old_fb)
2525 {
2526         struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2527
2528         if (!amdgpu_crtc->adjusted_clock)
2529                 return -EINVAL;
2530
2531         amdgpu_atombios_crtc_set_pll(crtc, adjusted_mode);
2532         amdgpu_atombios_crtc_set_dtd_timing(crtc, adjusted_mode);
2533         dce_v6_0_crtc_do_set_base(crtc, old_fb, x, y, 0);
2534         amdgpu_atombios_crtc_overscan_setup(crtc, mode, adjusted_mode);
2535         amdgpu_atombios_crtc_scaler_setup(crtc);
2536         dce_v6_0_cursor_reset(crtc);
2537         /* update the hw version fpr dpm */
2538         amdgpu_crtc->hw_mode = *adjusted_mode;
2539
2540         return 0;
2541 }
2542
2543 static bool dce_v6_0_crtc_mode_fixup(struct drm_crtc *crtc,
2544                                      const struct drm_display_mode *mode,
2545                                      struct drm_display_mode *adjusted_mode)
2546 {
2547
2548         struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2549         struct drm_device *dev = crtc->dev;
2550         struct drm_encoder *encoder;
2551
2552         /* assign the encoder to the amdgpu crtc to avoid repeated lookups later */
2553         list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
2554                 if (encoder->crtc == crtc) {
2555                         amdgpu_crtc->encoder = encoder;
2556                         amdgpu_crtc->connector = amdgpu_get_connector_for_encoder(encoder);
2557                         break;
2558                 }
2559         }
2560         if ((amdgpu_crtc->encoder == NULL) || (amdgpu_crtc->connector == NULL)) {
2561                 amdgpu_crtc->encoder = NULL;
2562                 amdgpu_crtc->connector = NULL;
2563                 return false;
2564         }
2565         if (!amdgpu_crtc_scaling_mode_fixup(crtc, mode, adjusted_mode))
2566                 return false;
2567         if (amdgpu_atombios_crtc_prepare_pll(crtc, adjusted_mode))
2568                 return false;
2569         /* pick pll */
2570         amdgpu_crtc->pll_id = dce_v6_0_pick_pll(crtc);
2571         /* if we can't get a PPLL for a non-DP encoder, fail */
2572         if ((amdgpu_crtc->pll_id == ATOM_PPLL_INVALID) &&
2573             !ENCODER_MODE_IS_DP(amdgpu_atombios_encoder_get_encoder_mode(amdgpu_crtc->encoder)))
2574                 return false;
2575
2576         return true;
2577 }
2578
2579 static int dce_v6_0_crtc_set_base(struct drm_crtc *crtc, int x, int y,
2580                                   struct drm_framebuffer *old_fb)
2581 {
2582         return dce_v6_0_crtc_do_set_base(crtc, old_fb, x, y, 0);
2583 }
2584
2585 static int dce_v6_0_crtc_set_base_atomic(struct drm_crtc *crtc,
2586                                          struct drm_framebuffer *fb,
2587                                          int x, int y, enum mode_set_atomic state)
2588 {
2589        return dce_v6_0_crtc_do_set_base(crtc, fb, x, y, 1);
2590 }
2591
2592 static const struct drm_crtc_helper_funcs dce_v6_0_crtc_helper_funcs = {
2593         .dpms = dce_v6_0_crtc_dpms,
2594         .mode_fixup = dce_v6_0_crtc_mode_fixup,
2595         .mode_set = dce_v6_0_crtc_mode_set,
2596         .mode_set_base = dce_v6_0_crtc_set_base,
2597         .mode_set_base_atomic = dce_v6_0_crtc_set_base_atomic,
2598         .prepare = dce_v6_0_crtc_prepare,
2599         .commit = dce_v6_0_crtc_commit,
2600         .disable = dce_v6_0_crtc_disable,
2601 };
2602
2603 static int dce_v6_0_crtc_init(struct amdgpu_device *adev, int index)
2604 {
2605         struct amdgpu_crtc *amdgpu_crtc;
2606
2607         amdgpu_crtc = kzalloc(sizeof(struct amdgpu_crtc) +
2608                               (AMDGPUFB_CONN_LIMIT * sizeof(struct drm_connector *)), GFP_KERNEL);
2609         if (amdgpu_crtc == NULL)
2610                 return -ENOMEM;
2611
2612         drm_crtc_init(adev->ddev, &amdgpu_crtc->base, &dce_v6_0_crtc_funcs);
2613
2614         drm_mode_crtc_set_gamma_size(&amdgpu_crtc->base, 256);
2615         amdgpu_crtc->crtc_id = index;
2616         adev->mode_info.crtcs[index] = amdgpu_crtc;
2617
2618         amdgpu_crtc->max_cursor_width = CURSOR_WIDTH;
2619         amdgpu_crtc->max_cursor_height = CURSOR_HEIGHT;
2620         adev->ddev->mode_config.cursor_width = amdgpu_crtc->max_cursor_width;
2621         adev->ddev->mode_config.cursor_height = amdgpu_crtc->max_cursor_height;
2622
2623         amdgpu_crtc->crtc_offset = crtc_offsets[amdgpu_crtc->crtc_id];
2624
2625         amdgpu_crtc->pll_id = ATOM_PPLL_INVALID;
2626         amdgpu_crtc->adjusted_clock = 0;
2627         amdgpu_crtc->encoder = NULL;
2628         amdgpu_crtc->connector = NULL;
2629         drm_crtc_helper_add(&amdgpu_crtc->base, &dce_v6_0_crtc_helper_funcs);
2630
2631         return 0;
2632 }
2633
2634 static int dce_v6_0_early_init(void *handle)
2635 {
2636         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2637
2638         adev->audio_endpt_rreg = &dce_v6_0_audio_endpt_rreg;
2639         adev->audio_endpt_wreg = &dce_v6_0_audio_endpt_wreg;
2640
2641         dce_v6_0_set_display_funcs(adev);
2642
2643         adev->mode_info.num_crtc = dce_v6_0_get_num_crtc(adev);
2644
2645         switch (adev->asic_type) {
2646         case CHIP_TAHITI:
2647         case CHIP_PITCAIRN:
2648         case CHIP_VERDE:
2649                 adev->mode_info.num_hpd = 6;
2650                 adev->mode_info.num_dig = 6;
2651                 break;
2652         case CHIP_OLAND:
2653                 adev->mode_info.num_hpd = 2;
2654                 adev->mode_info.num_dig = 2;
2655                 break;
2656         default:
2657                 return -EINVAL;
2658         }
2659
2660         dce_v6_0_set_irq_funcs(adev);
2661
2662         return 0;
2663 }
2664
2665 static int dce_v6_0_sw_init(void *handle)
2666 {
2667         int r, i;
2668         bool ret;
2669         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2670
2671         for (i = 0; i < adev->mode_info.num_crtc; i++) {
2672                 r = amdgpu_irq_add_id(adev, AMDGPU_IH_CLIENTID_LEGACY, i + 1, &adev->crtc_irq);
2673                 if (r)
2674                         return r;
2675         }
2676
2677         for (i = 8; i < 20; i += 2) {
2678                 r = amdgpu_irq_add_id(adev, AMDGPU_IH_CLIENTID_LEGACY, i, &adev->pageflip_irq);
2679                 if (r)
2680                         return r;
2681         }
2682
2683         /* HPD hotplug */
2684         r = amdgpu_irq_add_id(adev, AMDGPU_IH_CLIENTID_LEGACY, 42, &adev->hpd_irq);
2685         if (r)
2686                 return r;
2687
2688         adev->mode_info.mode_config_initialized = true;
2689
2690         adev->ddev->mode_config.funcs = &amdgpu_mode_funcs;
2691         adev->ddev->mode_config.async_page_flip = true;
2692         adev->ddev->mode_config.max_width = 16384;
2693         adev->ddev->mode_config.max_height = 16384;
2694         adev->ddev->mode_config.preferred_depth = 24;
2695         adev->ddev->mode_config.prefer_shadow = 1;
2696         adev->ddev->mode_config.fb_base = adev->mc.aper_base;
2697
2698         r = amdgpu_modeset_create_props(adev);
2699         if (r)
2700                 return r;
2701
2702         adev->ddev->mode_config.max_width = 16384;
2703         adev->ddev->mode_config.max_height = 16384;
2704
2705         /* allocate crtcs */
2706         for (i = 0; i < adev->mode_info.num_crtc; i++) {
2707                 r = dce_v6_0_crtc_init(adev, i);
2708                 if (r)
2709                         return r;
2710         }
2711
2712         ret = amdgpu_atombios_get_connector_info_from_object_table(adev);
2713         if (ret)
2714                 amdgpu_print_display_setup(adev->ddev);
2715         else
2716                 return -EINVAL;
2717
2718         /* setup afmt */
2719         r = dce_v6_0_afmt_init(adev);
2720         if (r)
2721                 return r;
2722
2723         r = dce_v6_0_audio_init(adev);
2724         if (r)
2725                 return r;
2726
2727         drm_kms_helper_poll_init(adev->ddev);
2728
2729         return r;
2730 }
2731
2732 static int dce_v6_0_sw_fini(void *handle)
2733 {
2734         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2735
2736         kfree(adev->mode_info.bios_hardcoded_edid);
2737
2738         drm_kms_helper_poll_fini(adev->ddev);
2739
2740         dce_v6_0_audio_fini(adev);
2741         dce_v6_0_afmt_fini(adev);
2742
2743         drm_mode_config_cleanup(adev->ddev);
2744         adev->mode_info.mode_config_initialized = false;
2745
2746         return 0;
2747 }
2748
2749 static int dce_v6_0_hw_init(void *handle)
2750 {
2751         int i;
2752         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2753
2754         /* disable vga render */
2755         dce_v6_0_set_vga_render_state(adev, false);
2756         /* init dig PHYs, disp eng pll */
2757         amdgpu_atombios_encoder_init_dig(adev);
2758         amdgpu_atombios_crtc_set_disp_eng_pll(adev, adev->clock.default_dispclk);
2759
2760         /* initialize hpd */
2761         dce_v6_0_hpd_init(adev);
2762
2763         for (i = 0; i < adev->mode_info.audio.num_pins; i++) {
2764                 dce_v6_0_audio_enable(adev, &adev->mode_info.audio.pin[i], false);
2765         }
2766
2767         dce_v6_0_pageflip_interrupt_init(adev);
2768
2769         return 0;
2770 }
2771
2772 static int dce_v6_0_hw_fini(void *handle)
2773 {
2774         int i;
2775         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2776
2777         dce_v6_0_hpd_fini(adev);
2778
2779         for (i = 0; i < adev->mode_info.audio.num_pins; i++) {
2780                 dce_v6_0_audio_enable(adev, &adev->mode_info.audio.pin[i], false);
2781         }
2782
2783         dce_v6_0_pageflip_interrupt_fini(adev);
2784
2785         return 0;
2786 }
2787
2788 static int dce_v6_0_suspend(void *handle)
2789 {
2790         return dce_v6_0_hw_fini(handle);
2791 }
2792
2793 static int dce_v6_0_resume(void *handle)
2794 {
2795         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2796         int ret;
2797
2798         ret = dce_v6_0_hw_init(handle);
2799
2800         /* turn on the BL */
2801         if (adev->mode_info.bl_encoder) {
2802                 u8 bl_level = amdgpu_display_backlight_get_level(adev,
2803                                                                   adev->mode_info.bl_encoder);
2804                 amdgpu_display_backlight_set_level(adev, adev->mode_info.bl_encoder,
2805                                                     bl_level);
2806         }
2807
2808         return ret;
2809 }
2810
2811 static bool dce_v6_0_is_idle(void *handle)
2812 {
2813         return true;
2814 }
2815
2816 static int dce_v6_0_wait_for_idle(void *handle)
2817 {
2818         return 0;
2819 }
2820
2821 static int dce_v6_0_soft_reset(void *handle)
2822 {
2823         DRM_INFO("xxxx: dce_v6_0_soft_reset --- no impl!!\n");
2824         return 0;
2825 }
2826
2827 static void dce_v6_0_set_crtc_vblank_interrupt_state(struct amdgpu_device *adev,
2828                                                      int crtc,
2829                                                      enum amdgpu_interrupt_state state)
2830 {
2831         u32 reg_block, interrupt_mask;
2832
2833         if (crtc >= adev->mode_info.num_crtc) {
2834                 DRM_DEBUG("invalid crtc %d\n", crtc);
2835                 return;
2836         }
2837
2838         switch (crtc) {
2839         case 0:
2840                 reg_block = SI_CRTC0_REGISTER_OFFSET;
2841                 break;
2842         case 1:
2843                 reg_block = SI_CRTC1_REGISTER_OFFSET;
2844                 break;
2845         case 2:
2846                 reg_block = SI_CRTC2_REGISTER_OFFSET;
2847                 break;
2848         case 3:
2849                 reg_block = SI_CRTC3_REGISTER_OFFSET;
2850                 break;
2851         case 4:
2852                 reg_block = SI_CRTC4_REGISTER_OFFSET;
2853                 break;
2854         case 5:
2855                 reg_block = SI_CRTC5_REGISTER_OFFSET;
2856                 break;
2857         default:
2858                 DRM_DEBUG("invalid crtc %d\n", crtc);
2859                 return;
2860         }
2861
2862         switch (state) {
2863         case AMDGPU_IRQ_STATE_DISABLE:
2864                 interrupt_mask = RREG32(mmINT_MASK + reg_block);
2865                 interrupt_mask &= ~VBLANK_INT_MASK;
2866                 WREG32(mmINT_MASK + reg_block, interrupt_mask);
2867                 break;
2868         case AMDGPU_IRQ_STATE_ENABLE:
2869                 interrupt_mask = RREG32(mmINT_MASK + reg_block);
2870                 interrupt_mask |= VBLANK_INT_MASK;
2871                 WREG32(mmINT_MASK + reg_block, interrupt_mask);
2872                 break;
2873         default:
2874                 break;
2875         }
2876 }
2877
2878 static void dce_v6_0_set_crtc_vline_interrupt_state(struct amdgpu_device *adev,
2879                                                     int crtc,
2880                                                     enum amdgpu_interrupt_state state)
2881 {
2882
2883 }
2884
2885 static int dce_v6_0_set_hpd_interrupt_state(struct amdgpu_device *adev,
2886                                             struct amdgpu_irq_src *src,
2887                                             unsigned type,
2888                                             enum amdgpu_interrupt_state state)
2889 {
2890         u32 dc_hpd_int_cntl;
2891
2892         if (type >= adev->mode_info.num_hpd) {
2893                 DRM_DEBUG("invalid hdp %d\n", type);
2894                 return 0;
2895         }
2896
2897         switch (state) {
2898         case AMDGPU_IRQ_STATE_DISABLE:
2899                 dc_hpd_int_cntl = RREG32(mmDC_HPD1_INT_CONTROL + hpd_offsets[type]);
2900                 dc_hpd_int_cntl &= ~DC_HPDx_INT_EN;
2901                 WREG32(mmDC_HPD1_INT_CONTROL + hpd_offsets[type], dc_hpd_int_cntl);
2902                 break;
2903         case AMDGPU_IRQ_STATE_ENABLE:
2904                 dc_hpd_int_cntl = RREG32(mmDC_HPD1_INT_CONTROL + hpd_offsets[type]);
2905                 dc_hpd_int_cntl |= DC_HPDx_INT_EN;
2906                 WREG32(mmDC_HPD1_INT_CONTROL + hpd_offsets[type], dc_hpd_int_cntl);
2907                 break;
2908         default:
2909                 break;
2910         }
2911
2912         return 0;
2913 }
2914
2915 static int dce_v6_0_set_crtc_interrupt_state(struct amdgpu_device *adev,
2916                                              struct amdgpu_irq_src *src,
2917                                              unsigned type,
2918                                              enum amdgpu_interrupt_state state)
2919 {
2920         switch (type) {
2921         case AMDGPU_CRTC_IRQ_VBLANK1:
2922                 dce_v6_0_set_crtc_vblank_interrupt_state(adev, 0, state);
2923                 break;
2924         case AMDGPU_CRTC_IRQ_VBLANK2:
2925                 dce_v6_0_set_crtc_vblank_interrupt_state(adev, 1, state);
2926                 break;
2927         case AMDGPU_CRTC_IRQ_VBLANK3:
2928                 dce_v6_0_set_crtc_vblank_interrupt_state(adev, 2, state);
2929                 break;
2930         case AMDGPU_CRTC_IRQ_VBLANK4:
2931                 dce_v6_0_set_crtc_vblank_interrupt_state(adev, 3, state);
2932                 break;
2933         case AMDGPU_CRTC_IRQ_VBLANK5:
2934                 dce_v6_0_set_crtc_vblank_interrupt_state(adev, 4, state);
2935                 break;
2936         case AMDGPU_CRTC_IRQ_VBLANK6:
2937                 dce_v6_0_set_crtc_vblank_interrupt_state(adev, 5, state);
2938                 break;
2939         case AMDGPU_CRTC_IRQ_VLINE1:
2940                 dce_v6_0_set_crtc_vline_interrupt_state(adev, 0, state);
2941                 break;
2942         case AMDGPU_CRTC_IRQ_VLINE2:
2943                 dce_v6_0_set_crtc_vline_interrupt_state(adev, 1, state);
2944                 break;
2945         case AMDGPU_CRTC_IRQ_VLINE3:
2946                 dce_v6_0_set_crtc_vline_interrupt_state(adev, 2, state);
2947                 break;
2948         case AMDGPU_CRTC_IRQ_VLINE4:
2949                 dce_v6_0_set_crtc_vline_interrupt_state(adev, 3, state);
2950                 break;
2951         case AMDGPU_CRTC_IRQ_VLINE5:
2952                 dce_v6_0_set_crtc_vline_interrupt_state(adev, 4, state);
2953                 break;
2954         case AMDGPU_CRTC_IRQ_VLINE6:
2955                 dce_v6_0_set_crtc_vline_interrupt_state(adev, 5, state);
2956                 break;
2957         default:
2958                 break;
2959         }
2960         return 0;
2961 }
2962
2963 static int dce_v6_0_crtc_irq(struct amdgpu_device *adev,
2964                              struct amdgpu_irq_src *source,
2965                              struct amdgpu_iv_entry *entry)
2966 {
2967         unsigned crtc = entry->src_id - 1;
2968         uint32_t disp_int = RREG32(interrupt_status_offsets[crtc].reg);
2969         unsigned irq_type = amdgpu_crtc_idx_to_irq_type(adev, crtc);
2970
2971         switch (entry->src_data[0]) {
2972         case 0: /* vblank */
2973                 if (disp_int & interrupt_status_offsets[crtc].vblank)
2974                         WREG32(mmVBLANK_STATUS + crtc_offsets[crtc], VBLANK_ACK);
2975                 else
2976                         DRM_DEBUG("IH: IH event w/o asserted irq bit?\n");
2977
2978                 if (amdgpu_irq_enabled(adev, source, irq_type)) {
2979                         drm_handle_vblank(adev->ddev, crtc);
2980                 }
2981                 DRM_DEBUG("IH: D%d vblank\n", crtc + 1);
2982                 break;
2983         case 1: /* vline */
2984                 if (disp_int & interrupt_status_offsets[crtc].vline)
2985                         WREG32(mmVLINE_STATUS + crtc_offsets[crtc], VLINE_ACK);
2986                 else
2987                         DRM_DEBUG("IH: IH event w/o asserted irq bit?\n");
2988
2989                 DRM_DEBUG("IH: D%d vline\n", crtc + 1);
2990                 break;
2991         default:
2992                 DRM_DEBUG("Unhandled interrupt: %d %d\n", entry->src_id, entry->src_data[0]);
2993                 break;
2994         }
2995
2996         return 0;
2997 }
2998
2999 static int dce_v6_0_set_pageflip_interrupt_state(struct amdgpu_device *adev,
3000                                                  struct amdgpu_irq_src *src,
3001                                                  unsigned type,
3002                                                  enum amdgpu_interrupt_state state)
3003 {
3004         u32 reg;
3005
3006         if (type >= adev->mode_info.num_crtc) {
3007                 DRM_ERROR("invalid pageflip crtc %d\n", type);
3008                 return -EINVAL;
3009         }
3010
3011         reg = RREG32(mmGRPH_INTERRUPT_CONTROL + crtc_offsets[type]);
3012         if (state == AMDGPU_IRQ_STATE_DISABLE)
3013                 WREG32(mmGRPH_INTERRUPT_CONTROL + crtc_offsets[type],
3014                        reg & ~GRPH_INTERRUPT_CONTROL__GRPH_PFLIP_INT_MASK_MASK);
3015         else
3016                 WREG32(mmGRPH_INTERRUPT_CONTROL + crtc_offsets[type],
3017                        reg | GRPH_INTERRUPT_CONTROL__GRPH_PFLIP_INT_MASK_MASK);
3018
3019         return 0;
3020 }
3021
3022 static int dce_v6_0_pageflip_irq(struct amdgpu_device *adev,
3023                                  struct amdgpu_irq_src *source,
3024                                  struct amdgpu_iv_entry *entry)
3025 {
3026                 unsigned long flags;
3027         unsigned crtc_id;
3028         struct amdgpu_crtc *amdgpu_crtc;
3029         struct amdgpu_flip_work *works;
3030
3031         crtc_id = (entry->src_id - 8) >> 1;
3032         amdgpu_crtc = adev->mode_info.crtcs[crtc_id];
3033
3034         if (crtc_id >= adev->mode_info.num_crtc) {
3035                 DRM_ERROR("invalid pageflip crtc %d\n", crtc_id);
3036                 return -EINVAL;
3037         }
3038
3039         if (RREG32(mmGRPH_INTERRUPT_STATUS + crtc_offsets[crtc_id]) &
3040             GRPH_INTERRUPT_STATUS__GRPH_PFLIP_INT_OCCURRED_MASK)
3041                 WREG32(mmGRPH_INTERRUPT_STATUS + crtc_offsets[crtc_id],
3042                        GRPH_INTERRUPT_STATUS__GRPH_PFLIP_INT_CLEAR_MASK);
3043
3044         /* IRQ could occur when in initial stage */
3045         if (amdgpu_crtc == NULL)
3046                 return 0;
3047
3048         spin_lock_irqsave(&adev->ddev->event_lock, flags);
3049         works = amdgpu_crtc->pflip_works;
3050         if (amdgpu_crtc->pflip_status != AMDGPU_FLIP_SUBMITTED){
3051                 DRM_DEBUG_DRIVER("amdgpu_crtc->pflip_status = %d != "
3052                                                 "AMDGPU_FLIP_SUBMITTED(%d)\n",
3053                                                 amdgpu_crtc->pflip_status,
3054                                                 AMDGPU_FLIP_SUBMITTED);
3055                 spin_unlock_irqrestore(&adev->ddev->event_lock, flags);
3056                 return 0;
3057         }
3058
3059         /* page flip completed. clean up */
3060         amdgpu_crtc->pflip_status = AMDGPU_FLIP_NONE;
3061         amdgpu_crtc->pflip_works = NULL;
3062
3063         /* wakeup usersapce */
3064         if (works->event)
3065                 drm_crtc_send_vblank_event(&amdgpu_crtc->base, works->event);
3066
3067         spin_unlock_irqrestore(&adev->ddev->event_lock, flags);
3068
3069         drm_crtc_vblank_put(&amdgpu_crtc->base);
3070         schedule_work(&works->unpin_work);
3071
3072         return 0;
3073 }
3074
3075 static int dce_v6_0_hpd_irq(struct amdgpu_device *adev,
3076                             struct amdgpu_irq_src *source,
3077                             struct amdgpu_iv_entry *entry)
3078 {
3079         uint32_t disp_int, mask, tmp;
3080         unsigned hpd;
3081
3082         if (entry->src_data[0] >= adev->mode_info.num_hpd) {
3083                 DRM_DEBUG("Unhandled interrupt: %d %d\n", entry->src_id, entry->src_data[0]);
3084                 return 0;
3085         }
3086
3087         hpd = entry->src_data[0];
3088         disp_int = RREG32(interrupt_status_offsets[hpd].reg);
3089         mask = interrupt_status_offsets[hpd].hpd;
3090
3091         if (disp_int & mask) {
3092                 tmp = RREG32(mmDC_HPD1_INT_CONTROL + hpd_offsets[hpd]);
3093                 tmp |= DC_HPD1_INT_CONTROL__DC_HPD1_INT_ACK_MASK;
3094                 WREG32(mmDC_HPD1_INT_CONTROL + hpd_offsets[hpd], tmp);
3095                 schedule_work(&adev->hotplug_work);
3096                 DRM_INFO("IH: HPD%d\n", hpd + 1);
3097         }
3098
3099         return 0;
3100
3101 }
3102
3103 static int dce_v6_0_set_clockgating_state(void *handle,
3104                                           enum amd_clockgating_state state)
3105 {
3106         return 0;
3107 }
3108
3109 static int dce_v6_0_set_powergating_state(void *handle,
3110                                           enum amd_powergating_state state)
3111 {
3112         return 0;
3113 }
3114
3115 static const struct amd_ip_funcs dce_v6_0_ip_funcs = {
3116         .name = "dce_v6_0",
3117         .early_init = dce_v6_0_early_init,
3118         .late_init = NULL,
3119         .sw_init = dce_v6_0_sw_init,
3120         .sw_fini = dce_v6_0_sw_fini,
3121         .hw_init = dce_v6_0_hw_init,
3122         .hw_fini = dce_v6_0_hw_fini,
3123         .suspend = dce_v6_0_suspend,
3124         .resume = dce_v6_0_resume,
3125         .is_idle = dce_v6_0_is_idle,
3126         .wait_for_idle = dce_v6_0_wait_for_idle,
3127         .soft_reset = dce_v6_0_soft_reset,
3128         .set_clockgating_state = dce_v6_0_set_clockgating_state,
3129         .set_powergating_state = dce_v6_0_set_powergating_state,
3130 };
3131
3132 static void
3133 dce_v6_0_encoder_mode_set(struct drm_encoder *encoder,
3134                           struct drm_display_mode *mode,
3135                           struct drm_display_mode *adjusted_mode)
3136 {
3137
3138         struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
3139         int em = amdgpu_atombios_encoder_get_encoder_mode(encoder);
3140
3141         amdgpu_encoder->pixel_clock = adjusted_mode->clock;
3142
3143         /* need to call this here rather than in prepare() since we need some crtc info */
3144         amdgpu_atombios_encoder_dpms(encoder, DRM_MODE_DPMS_OFF);
3145
3146         /* set scaler clears this on some chips */
3147         dce_v6_0_set_interleave(encoder->crtc, mode);
3148
3149         if (em == ATOM_ENCODER_MODE_HDMI || ENCODER_MODE_IS_DP(em)) {
3150                 dce_v6_0_afmt_enable(encoder, true);
3151                 dce_v6_0_afmt_setmode(encoder, adjusted_mode);
3152         }
3153 }
3154
3155 static void dce_v6_0_encoder_prepare(struct drm_encoder *encoder)
3156 {
3157
3158         struct amdgpu_device *adev = encoder->dev->dev_private;
3159         struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
3160         struct drm_connector *connector = amdgpu_get_connector_for_encoder(encoder);
3161
3162         if ((amdgpu_encoder->active_device &
3163              (ATOM_DEVICE_DFP_SUPPORT | ATOM_DEVICE_LCD_SUPPORT)) ||
3164             (amdgpu_encoder_get_dp_bridge_encoder_id(encoder) !=
3165              ENCODER_OBJECT_ID_NONE)) {
3166                 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
3167                 if (dig) {
3168                         dig->dig_encoder = dce_v6_0_pick_dig_encoder(encoder);
3169                         if (amdgpu_encoder->active_device & ATOM_DEVICE_DFP_SUPPORT)
3170                                 dig->afmt = adev->mode_info.afmt[dig->dig_encoder];
3171                 }
3172         }
3173
3174         amdgpu_atombios_scratch_regs_lock(adev, true);
3175
3176         if (connector) {
3177                 struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector);
3178
3179                 /* select the clock/data port if it uses a router */
3180                 if (amdgpu_connector->router.cd_valid)
3181                         amdgpu_i2c_router_select_cd_port(amdgpu_connector);
3182
3183                 /* turn eDP panel on for mode set */
3184                 if (connector->connector_type == DRM_MODE_CONNECTOR_eDP)
3185                         amdgpu_atombios_encoder_set_edp_panel_power(connector,
3186                                                              ATOM_TRANSMITTER_ACTION_POWER_ON);
3187         }
3188
3189         /* this is needed for the pll/ss setup to work correctly in some cases */
3190         amdgpu_atombios_encoder_set_crtc_source(encoder);
3191         /* set up the FMT blocks */
3192         dce_v6_0_program_fmt(encoder);
3193 }
3194
3195 static void dce_v6_0_encoder_commit(struct drm_encoder *encoder)
3196 {
3197
3198         struct drm_device *dev = encoder->dev;
3199         struct amdgpu_device *adev = dev->dev_private;
3200
3201         /* need to call this here as we need the crtc set up */
3202         amdgpu_atombios_encoder_dpms(encoder, DRM_MODE_DPMS_ON);
3203         amdgpu_atombios_scratch_regs_lock(adev, false);
3204 }
3205
3206 static void dce_v6_0_encoder_disable(struct drm_encoder *encoder)
3207 {
3208
3209         struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
3210         struct amdgpu_encoder_atom_dig *dig;
3211         int em = amdgpu_atombios_encoder_get_encoder_mode(encoder);
3212
3213         amdgpu_atombios_encoder_dpms(encoder, DRM_MODE_DPMS_OFF);
3214
3215         if (amdgpu_atombios_encoder_is_digital(encoder)) {
3216                 if (em == ATOM_ENCODER_MODE_HDMI || ENCODER_MODE_IS_DP(em))
3217                         dce_v6_0_afmt_enable(encoder, false);
3218                 dig = amdgpu_encoder->enc_priv;
3219                 dig->dig_encoder = -1;
3220         }
3221         amdgpu_encoder->active_device = 0;
3222 }
3223
3224 /* these are handled by the primary encoders */
3225 static void dce_v6_0_ext_prepare(struct drm_encoder *encoder)
3226 {
3227
3228 }
3229
3230 static void dce_v6_0_ext_commit(struct drm_encoder *encoder)
3231 {
3232
3233 }
3234
3235 static void
3236 dce_v6_0_ext_mode_set(struct drm_encoder *encoder,
3237                       struct drm_display_mode *mode,
3238                       struct drm_display_mode *adjusted_mode)
3239 {
3240
3241 }
3242
3243 static void dce_v6_0_ext_disable(struct drm_encoder *encoder)
3244 {
3245
3246 }
3247
3248 static void
3249 dce_v6_0_ext_dpms(struct drm_encoder *encoder, int mode)
3250 {
3251
3252 }
3253
3254 static bool dce_v6_0_ext_mode_fixup(struct drm_encoder *encoder,
3255                                     const struct drm_display_mode *mode,
3256                                     struct drm_display_mode *adjusted_mode)
3257 {
3258         return true;
3259 }
3260
3261 static const struct drm_encoder_helper_funcs dce_v6_0_ext_helper_funcs = {
3262         .dpms = dce_v6_0_ext_dpms,
3263         .mode_fixup = dce_v6_0_ext_mode_fixup,
3264         .prepare = dce_v6_0_ext_prepare,
3265         .mode_set = dce_v6_0_ext_mode_set,
3266         .commit = dce_v6_0_ext_commit,
3267         .disable = dce_v6_0_ext_disable,
3268         /* no detect for TMDS/LVDS yet */
3269 };
3270
3271 static const struct drm_encoder_helper_funcs dce_v6_0_dig_helper_funcs = {
3272         .dpms = amdgpu_atombios_encoder_dpms,
3273         .mode_fixup = amdgpu_atombios_encoder_mode_fixup,
3274         .prepare = dce_v6_0_encoder_prepare,
3275         .mode_set = dce_v6_0_encoder_mode_set,
3276         .commit = dce_v6_0_encoder_commit,
3277         .disable = dce_v6_0_encoder_disable,
3278         .detect = amdgpu_atombios_encoder_dig_detect,
3279 };
3280
3281 static const struct drm_encoder_helper_funcs dce_v6_0_dac_helper_funcs = {
3282         .dpms = amdgpu_atombios_encoder_dpms,
3283         .mode_fixup = amdgpu_atombios_encoder_mode_fixup,
3284         .prepare = dce_v6_0_encoder_prepare,
3285         .mode_set = dce_v6_0_encoder_mode_set,
3286         .commit = dce_v6_0_encoder_commit,
3287         .detect = amdgpu_atombios_encoder_dac_detect,
3288 };
3289
3290 static void dce_v6_0_encoder_destroy(struct drm_encoder *encoder)
3291 {
3292         struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
3293         if (amdgpu_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT))
3294                 amdgpu_atombios_encoder_fini_backlight(amdgpu_encoder);
3295         kfree(amdgpu_encoder->enc_priv);
3296         drm_encoder_cleanup(encoder);
3297         kfree(amdgpu_encoder);
3298 }
3299
3300 static const struct drm_encoder_funcs dce_v6_0_encoder_funcs = {
3301         .destroy = dce_v6_0_encoder_destroy,
3302 };
3303
3304 static void dce_v6_0_encoder_add(struct amdgpu_device *adev,
3305                                  uint32_t encoder_enum,
3306                                  uint32_t supported_device,
3307                                  u16 caps)
3308 {
3309         struct drm_device *dev = adev->ddev;
3310         struct drm_encoder *encoder;
3311         struct amdgpu_encoder *amdgpu_encoder;
3312
3313         /* see if we already added it */
3314         list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
3315                 amdgpu_encoder = to_amdgpu_encoder(encoder);
3316                 if (amdgpu_encoder->encoder_enum == encoder_enum) {
3317                         amdgpu_encoder->devices |= supported_device;
3318                         return;
3319                 }
3320
3321         }
3322
3323         /* add a new one */
3324         amdgpu_encoder = kzalloc(sizeof(struct amdgpu_encoder), GFP_KERNEL);
3325         if (!amdgpu_encoder)
3326                 return;
3327
3328         encoder = &amdgpu_encoder->base;
3329         switch (adev->mode_info.num_crtc) {
3330         case 1:
3331                 encoder->possible_crtcs = 0x1;
3332                 break;
3333         case 2:
3334         default:
3335                 encoder->possible_crtcs = 0x3;
3336                 break;
3337         case 4:
3338                 encoder->possible_crtcs = 0xf;
3339                 break;
3340         case 6:
3341                 encoder->possible_crtcs = 0x3f;
3342                 break;
3343         }
3344
3345         amdgpu_encoder->enc_priv = NULL;
3346         amdgpu_encoder->encoder_enum = encoder_enum;
3347         amdgpu_encoder->encoder_id = (encoder_enum & OBJECT_ID_MASK) >> OBJECT_ID_SHIFT;
3348         amdgpu_encoder->devices = supported_device;
3349         amdgpu_encoder->rmx_type = RMX_OFF;
3350         amdgpu_encoder->underscan_type = UNDERSCAN_OFF;
3351         amdgpu_encoder->is_ext_encoder = false;
3352         amdgpu_encoder->caps = caps;
3353
3354         switch (amdgpu_encoder->encoder_id) {
3355         case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1:
3356         case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2:
3357                 drm_encoder_init(dev, encoder, &dce_v6_0_encoder_funcs,
3358                                  DRM_MODE_ENCODER_DAC, NULL);
3359                 drm_encoder_helper_add(encoder, &dce_v6_0_dac_helper_funcs);
3360                 break;
3361         case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1:
3362         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
3363         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
3364         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
3365         case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
3366                 if (amdgpu_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
3367                         amdgpu_encoder->rmx_type = RMX_FULL;
3368                         drm_encoder_init(dev, encoder, &dce_v6_0_encoder_funcs,
3369                                          DRM_MODE_ENCODER_LVDS, NULL);
3370                         amdgpu_encoder->enc_priv = amdgpu_atombios_encoder_get_lcd_info(amdgpu_encoder);
3371                 } else if (amdgpu_encoder->devices & (ATOM_DEVICE_CRT_SUPPORT)) {
3372                         drm_encoder_init(dev, encoder, &dce_v6_0_encoder_funcs,
3373                                          DRM_MODE_ENCODER_DAC, NULL);
3374                         amdgpu_encoder->enc_priv = amdgpu_atombios_encoder_get_dig_info(amdgpu_encoder);
3375                 } else {
3376                         drm_encoder_init(dev, encoder, &dce_v6_0_encoder_funcs,
3377                                          DRM_MODE_ENCODER_TMDS, NULL);
3378                         amdgpu_encoder->enc_priv = amdgpu_atombios_encoder_get_dig_info(amdgpu_encoder);
3379                 }
3380                 drm_encoder_helper_add(encoder, &dce_v6_0_dig_helper_funcs);
3381                 break;
3382         case ENCODER_OBJECT_ID_SI170B:
3383         case ENCODER_OBJECT_ID_CH7303:
3384         case ENCODER_OBJECT_ID_EXTERNAL_SDVOA:
3385         case ENCODER_OBJECT_ID_EXTERNAL_SDVOB:
3386         case ENCODER_OBJECT_ID_TITFP513:
3387         case ENCODER_OBJECT_ID_VT1623:
3388         case ENCODER_OBJECT_ID_HDMI_SI1930:
3389         case ENCODER_OBJECT_ID_TRAVIS:
3390         case ENCODER_OBJECT_ID_NUTMEG:
3391                 /* these are handled by the primary encoders */
3392                 amdgpu_encoder->is_ext_encoder = true;
3393                 if (amdgpu_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT))
3394                         drm_encoder_init(dev, encoder, &dce_v6_0_encoder_funcs,
3395                                          DRM_MODE_ENCODER_LVDS, NULL);
3396                 else if (amdgpu_encoder->devices & (ATOM_DEVICE_CRT_SUPPORT))
3397                         drm_encoder_init(dev, encoder, &dce_v6_0_encoder_funcs,
3398                                          DRM_MODE_ENCODER_DAC, NULL);
3399                 else
3400                         drm_encoder_init(dev, encoder, &dce_v6_0_encoder_funcs,
3401                                          DRM_MODE_ENCODER_TMDS, NULL);
3402                 drm_encoder_helper_add(encoder, &dce_v6_0_ext_helper_funcs);
3403                 break;
3404         }
3405 }
3406
3407 static const struct amdgpu_display_funcs dce_v6_0_display_funcs = {
3408         .bandwidth_update = &dce_v6_0_bandwidth_update,
3409         .vblank_get_counter = &dce_v6_0_vblank_get_counter,
3410         .vblank_wait = &dce_v6_0_vblank_wait,
3411         .backlight_set_level = &amdgpu_atombios_encoder_set_backlight_level,
3412         .backlight_get_level = &amdgpu_atombios_encoder_get_backlight_level,
3413         .hpd_sense = &dce_v6_0_hpd_sense,
3414         .hpd_set_polarity = &dce_v6_0_hpd_set_polarity,
3415         .hpd_get_gpio_reg = &dce_v6_0_hpd_get_gpio_reg,
3416         .page_flip = &dce_v6_0_page_flip,
3417         .page_flip_get_scanoutpos = &dce_v6_0_crtc_get_scanoutpos,
3418         .add_encoder = &dce_v6_0_encoder_add,
3419         .add_connector = &amdgpu_connector_add,
3420 };
3421
3422 static void dce_v6_0_set_display_funcs(struct amdgpu_device *adev)
3423 {
3424         if (adev->mode_info.funcs == NULL)
3425                 adev->mode_info.funcs = &dce_v6_0_display_funcs;
3426 }
3427
3428 static const struct amdgpu_irq_src_funcs dce_v6_0_crtc_irq_funcs = {
3429         .set = dce_v6_0_set_crtc_interrupt_state,
3430         .process = dce_v6_0_crtc_irq,
3431 };
3432
3433 static const struct amdgpu_irq_src_funcs dce_v6_0_pageflip_irq_funcs = {
3434         .set = dce_v6_0_set_pageflip_interrupt_state,
3435         .process = dce_v6_0_pageflip_irq,
3436 };
3437
3438 static const struct amdgpu_irq_src_funcs dce_v6_0_hpd_irq_funcs = {
3439         .set = dce_v6_0_set_hpd_interrupt_state,
3440         .process = dce_v6_0_hpd_irq,
3441 };
3442
3443 static void dce_v6_0_set_irq_funcs(struct amdgpu_device *adev)
3444 {
3445         if (adev->mode_info.num_crtc > 0)
3446                 adev->crtc_irq.num_types = AMDGPU_CRTC_IRQ_VLINE1 + adev->mode_info.num_crtc;
3447         else
3448                 adev->crtc_irq.num_types = 0;
3449         adev->crtc_irq.funcs = &dce_v6_0_crtc_irq_funcs;
3450
3451         adev->pageflip_irq.num_types = adev->mode_info.num_crtc;
3452         adev->pageflip_irq.funcs = &dce_v6_0_pageflip_irq_funcs;
3453
3454         adev->hpd_irq.num_types = adev->mode_info.num_hpd;
3455         adev->hpd_irq.funcs = &dce_v6_0_hpd_irq_funcs;
3456 }
3457
3458 const struct amdgpu_ip_block_version dce_v6_0_ip_block =
3459 {
3460         .type = AMD_IP_BLOCK_TYPE_DCE,
3461         .major = 6,
3462         .minor = 0,
3463         .rev = 0,
3464         .funcs = &dce_v6_0_ip_funcs,
3465 };
3466
3467 const struct amdgpu_ip_block_version dce_v6_4_ip_block =
3468 {
3469         .type = AMD_IP_BLOCK_TYPE_DCE,
3470         .major = 6,
3471         .minor = 4,
3472         .rev = 0,
3473         .funcs = &dce_v6_0_ip_funcs,
3474 };