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 24 #include <linux/pci.h> 25 26 #include <drm/drm_fourcc.h> 27 #include <drm/drm_vblank.h> 28 29 #include "amdgpu.h" 30 #include "amdgpu_pm.h" 31 #include "amdgpu_i2c.h" 32 #include "atom.h" 33 #include "amdgpu_atombios.h" 34 #include "atombios_crtc.h" 35 #include "atombios_encoders.h" 36 #include "amdgpu_pll.h" 37 #include "amdgpu_connectors.h" 38 #include "amdgpu_display.h" 39 40 #include "bif/bif_3_0_d.h" 41 #include "bif/bif_3_0_sh_mask.h" 42 #include "oss/oss_1_0_d.h" 43 #include "oss/oss_1_0_sh_mask.h" 44 #include "gca/gfx_6_0_d.h" 45 #include "gca/gfx_6_0_sh_mask.h" 46 #include "gmc/gmc_6_0_d.h" 47 #include "gmc/gmc_6_0_sh_mask.h" 48 #include "dce/dce_6_0_d.h" 49 #include "dce/dce_6_0_sh_mask.h" 50 #include "gca/gfx_7_2_enum.h" 51 #include "dce_v6_0.h" 52 #include "si_enums.h" 53 54 static void dce_v6_0_set_display_funcs(struct amdgpu_device *adev); 55 static void dce_v6_0_set_irq_funcs(struct amdgpu_device *adev); 56 57 static const u32 crtc_offsets[6] = 58 { 59 SI_CRTC0_REGISTER_OFFSET, 60 SI_CRTC1_REGISTER_OFFSET, 61 SI_CRTC2_REGISTER_OFFSET, 62 SI_CRTC3_REGISTER_OFFSET, 63 SI_CRTC4_REGISTER_OFFSET, 64 SI_CRTC5_REGISTER_OFFSET 65 }; 66 67 static const u32 hpd_offsets[] = 68 { 69 mmDC_HPD1_INT_STATUS - mmDC_HPD1_INT_STATUS, 70 mmDC_HPD2_INT_STATUS - mmDC_HPD1_INT_STATUS, 71 mmDC_HPD3_INT_STATUS - mmDC_HPD1_INT_STATUS, 72 mmDC_HPD4_INT_STATUS - mmDC_HPD1_INT_STATUS, 73 mmDC_HPD5_INT_STATUS - mmDC_HPD1_INT_STATUS, 74 mmDC_HPD6_INT_STATUS - mmDC_HPD1_INT_STATUS, 75 }; 76 77 static const uint32_t dig_offsets[] = { 78 SI_CRTC0_REGISTER_OFFSET, 79 SI_CRTC1_REGISTER_OFFSET, 80 SI_CRTC2_REGISTER_OFFSET, 81 SI_CRTC3_REGISTER_OFFSET, 82 SI_CRTC4_REGISTER_OFFSET, 83 SI_CRTC5_REGISTER_OFFSET, 84 (0x13830 - 0x7030) >> 2, 85 }; 86 87 static const struct { 88 uint32_t reg; 89 uint32_t vblank; 90 uint32_t vline; 91 uint32_t hpd; 92 93 } interrupt_status_offsets[6] = { { 94 .reg = mmDISP_INTERRUPT_STATUS, 95 .vblank = DISP_INTERRUPT_STATUS__LB_D1_VBLANK_INTERRUPT_MASK, 96 .vline = DISP_INTERRUPT_STATUS__LB_D1_VLINE_INTERRUPT_MASK, 97 .hpd = DISP_INTERRUPT_STATUS__DC_HPD1_INTERRUPT_MASK 98 }, { 99 .reg = mmDISP_INTERRUPT_STATUS_CONTINUE, 100 .vblank = DISP_INTERRUPT_STATUS_CONTINUE__LB_D2_VBLANK_INTERRUPT_MASK, 101 .vline = DISP_INTERRUPT_STATUS_CONTINUE__LB_D2_VLINE_INTERRUPT_MASK, 102 .hpd = DISP_INTERRUPT_STATUS_CONTINUE__DC_HPD2_INTERRUPT_MASK 103 }, { 104 .reg = mmDISP_INTERRUPT_STATUS_CONTINUE2, 105 .vblank = DISP_INTERRUPT_STATUS_CONTINUE2__LB_D3_VBLANK_INTERRUPT_MASK, 106 .vline = DISP_INTERRUPT_STATUS_CONTINUE2__LB_D3_VLINE_INTERRUPT_MASK, 107 .hpd = DISP_INTERRUPT_STATUS_CONTINUE2__DC_HPD3_INTERRUPT_MASK 108 }, { 109 .reg = mmDISP_INTERRUPT_STATUS_CONTINUE3, 110 .vblank = DISP_INTERRUPT_STATUS_CONTINUE3__LB_D4_VBLANK_INTERRUPT_MASK, 111 .vline = DISP_INTERRUPT_STATUS_CONTINUE3__LB_D4_VLINE_INTERRUPT_MASK, 112 .hpd = DISP_INTERRUPT_STATUS_CONTINUE3__DC_HPD4_INTERRUPT_MASK 113 }, { 114 .reg = mmDISP_INTERRUPT_STATUS_CONTINUE4, 115 .vblank = DISP_INTERRUPT_STATUS_CONTINUE4__LB_D5_VBLANK_INTERRUPT_MASK, 116 .vline = DISP_INTERRUPT_STATUS_CONTINUE4__LB_D5_VLINE_INTERRUPT_MASK, 117 .hpd = DISP_INTERRUPT_STATUS_CONTINUE4__DC_HPD5_INTERRUPT_MASK 118 }, { 119 .reg = mmDISP_INTERRUPT_STATUS_CONTINUE5, 120 .vblank = DISP_INTERRUPT_STATUS_CONTINUE5__LB_D6_VBLANK_INTERRUPT_MASK, 121 .vline = DISP_INTERRUPT_STATUS_CONTINUE5__LB_D6_VLINE_INTERRUPT_MASK, 122 .hpd = DISP_INTERRUPT_STATUS_CONTINUE5__DC_HPD6_INTERRUPT_MASK 123 } }; 124 125 static u32 dce_v6_0_audio_endpt_rreg(struct amdgpu_device *adev, 126 u32 block_offset, u32 reg) 127 { 128 unsigned long flags; 129 u32 r; 130 131 spin_lock_irqsave(&adev->audio_endpt_idx_lock, flags); 132 WREG32(mmAZALIA_F0_CODEC_ENDPOINT_INDEX + block_offset, reg); 133 r = RREG32(mmAZALIA_F0_CODEC_ENDPOINT_DATA + block_offset); 134 spin_unlock_irqrestore(&adev->audio_endpt_idx_lock, flags); 135 136 return r; 137 } 138 139 static void dce_v6_0_audio_endpt_wreg(struct amdgpu_device *adev, 140 u32 block_offset, u32 reg, u32 v) 141 { 142 unsigned long flags; 143 144 spin_lock_irqsave(&adev->audio_endpt_idx_lock, flags); 145 WREG32(mmAZALIA_F0_CODEC_ENDPOINT_INDEX + block_offset, 146 reg | AZALIA_F0_CODEC_ENDPOINT_INDEX__AZALIA_ENDPOINT_REG_WRITE_EN_MASK); 147 WREG32(mmAZALIA_F0_CODEC_ENDPOINT_DATA + block_offset, v); 148 spin_unlock_irqrestore(&adev->audio_endpt_idx_lock, flags); 149 } 150 151 static u32 dce_v6_0_vblank_get_counter(struct amdgpu_device *adev, int crtc) 152 { 153 if (crtc >= adev->mode_info.num_crtc) 154 return 0; 155 else 156 return RREG32(mmCRTC_STATUS_FRAME_COUNT + crtc_offsets[crtc]); 157 } 158 159 static void dce_v6_0_pageflip_interrupt_init(struct amdgpu_device *adev) 160 { 161 unsigned i; 162 163 /* Enable pflip interrupts */ 164 for (i = 0; i < adev->mode_info.num_crtc; i++) 165 amdgpu_irq_get(adev, &adev->pageflip_irq, i); 166 } 167 168 static void dce_v6_0_pageflip_interrupt_fini(struct amdgpu_device *adev) 169 { 170 unsigned i; 171 172 /* Disable pflip interrupts */ 173 for (i = 0; i < adev->mode_info.num_crtc; i++) 174 amdgpu_irq_put(adev, &adev->pageflip_irq, i); 175 } 176 177 /** 178 * dce_v6_0_page_flip - pageflip callback. 179 * 180 * @adev: amdgpu_device pointer 181 * @crtc_id: crtc to cleanup pageflip on 182 * @crtc_base: new address of the crtc (GPU MC address) 183 * @async: asynchronous flip 184 * 185 * Does the actual pageflip (evergreen+). 186 * During vblank we take the crtc lock and wait for the update_pending 187 * bit to go high, when it does, we release the lock, and allow the 188 * double buffered update to take place. 189 * Returns the current update pending status. 190 */ 191 static void dce_v6_0_page_flip(struct amdgpu_device *adev, 192 int crtc_id, u64 crtc_base, bool async) 193 { 194 struct amdgpu_crtc *amdgpu_crtc = adev->mode_info.crtcs[crtc_id]; 195 struct drm_framebuffer *fb = amdgpu_crtc->base.primary->fb; 196 197 /* flip at hsync for async, default is vsync */ 198 WREG32(mmGRPH_FLIP_CONTROL + amdgpu_crtc->crtc_offset, async ? 199 GRPH_FLIP_CONTROL__GRPH_SURFACE_UPDATE_H_RETRACE_EN_MASK : 0); 200 /* update pitch */ 201 WREG32(mmGRPH_PITCH + amdgpu_crtc->crtc_offset, 202 fb->pitches[0] / fb->format->cpp[0]); 203 /* update the scanout addresses */ 204 WREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS_HIGH + amdgpu_crtc->crtc_offset, 205 upper_32_bits(crtc_base)); 206 WREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS + amdgpu_crtc->crtc_offset, 207 (u32)crtc_base); 208 209 /* post the write */ 210 RREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS + amdgpu_crtc->crtc_offset); 211 } 212 213 static int dce_v6_0_crtc_get_scanoutpos(struct amdgpu_device *adev, int crtc, 214 u32 *vbl, u32 *position) 215 { 216 if ((crtc < 0) || (crtc >= adev->mode_info.num_crtc)) 217 return -EINVAL; 218 *vbl = RREG32(mmCRTC_V_BLANK_START_END + crtc_offsets[crtc]); 219 *position = RREG32(mmCRTC_STATUS_POSITION + crtc_offsets[crtc]); 220 221 return 0; 222 223 } 224 225 /** 226 * dce_v6_0_hpd_sense - hpd sense callback. 227 * 228 * @adev: amdgpu_device pointer 229 * @hpd: hpd (hotplug detect) pin 230 * 231 * Checks if a digital monitor is connected (evergreen+). 232 * Returns true if connected, false if not connected. 233 */ 234 static bool dce_v6_0_hpd_sense(struct amdgpu_device *adev, 235 enum amdgpu_hpd_id hpd) 236 { 237 bool connected = false; 238 239 if (hpd >= adev->mode_info.num_hpd) 240 return connected; 241 242 if (RREG32(mmDC_HPD1_INT_STATUS + hpd_offsets[hpd]) & DC_HPD1_INT_STATUS__DC_HPD1_SENSE_MASK) 243 connected = true; 244 245 return connected; 246 } 247 248 /** 249 * dce_v6_0_hpd_set_polarity - hpd set polarity callback. 250 * 251 * @adev: amdgpu_device pointer 252 * @hpd: hpd (hotplug detect) pin 253 * 254 * Set the polarity of the hpd pin (evergreen+). 255 */ 256 static void dce_v6_0_hpd_set_polarity(struct amdgpu_device *adev, 257 enum amdgpu_hpd_id hpd) 258 { 259 u32 tmp; 260 bool connected = dce_v6_0_hpd_sense(adev, hpd); 261 262 if (hpd >= adev->mode_info.num_hpd) 263 return; 264 265 tmp = RREG32(mmDC_HPD1_INT_CONTROL + hpd_offsets[hpd]); 266 if (connected) 267 tmp &= ~DC_HPD1_INT_CONTROL__DC_HPD1_INT_POLARITY_MASK; 268 else 269 tmp |= DC_HPD1_INT_CONTROL__DC_HPD1_INT_POLARITY_MASK; 270 WREG32(mmDC_HPD1_INT_CONTROL + hpd_offsets[hpd], tmp); 271 } 272 273 /** 274 * dce_v6_0_hpd_init - hpd setup callback. 275 * 276 * @adev: amdgpu_device pointer 277 * 278 * Setup the hpd pins used by the card (evergreen+). 279 * Enable the pin, set the polarity, and enable the hpd interrupts. 280 */ 281 static void dce_v6_0_hpd_init(struct amdgpu_device *adev) 282 { 283 struct drm_device *dev = adev_to_drm(adev); 284 struct drm_connector *connector; 285 struct drm_connector_list_iter iter; 286 u32 tmp; 287 288 drm_connector_list_iter_begin(dev, &iter); 289 drm_for_each_connector_iter(connector, &iter) { 290 struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector); 291 292 if (amdgpu_connector->hpd.hpd >= adev->mode_info.num_hpd) 293 continue; 294 295 tmp = RREG32(mmDC_HPD1_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd]); 296 tmp |= DC_HPD1_CONTROL__DC_HPD1_EN_MASK; 297 WREG32(mmDC_HPD1_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd], tmp); 298 299 if (connector->connector_type == DRM_MODE_CONNECTOR_eDP || 300 connector->connector_type == DRM_MODE_CONNECTOR_LVDS) { 301 /* don't try to enable hpd on eDP or LVDS avoid breaking the 302 * aux dp channel on imac and help (but not completely fix) 303 * https://bugzilla.redhat.com/show_bug.cgi?id=726143 304 * also avoid interrupt storms during dpms. 305 */ 306 tmp = RREG32(mmDC_HPD1_INT_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd]); 307 tmp &= ~DC_HPD1_INT_CONTROL__DC_HPD1_INT_EN_MASK; 308 WREG32(mmDC_HPD1_INT_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd], tmp); 309 continue; 310 } 311 312 dce_v6_0_hpd_set_polarity(adev, amdgpu_connector->hpd.hpd); 313 amdgpu_irq_get(adev, &adev->hpd_irq, amdgpu_connector->hpd.hpd); 314 } 315 drm_connector_list_iter_end(&iter); 316 } 317 318 /** 319 * dce_v6_0_hpd_fini - hpd tear down callback. 320 * 321 * @adev: amdgpu_device pointer 322 * 323 * Tear down the hpd pins used by the card (evergreen+). 324 * Disable the hpd interrupts. 325 */ 326 static void dce_v6_0_hpd_fini(struct amdgpu_device *adev) 327 { 328 struct drm_device *dev = adev_to_drm(adev); 329 struct drm_connector *connector; 330 struct drm_connector_list_iter iter; 331 u32 tmp; 332 333 drm_connector_list_iter_begin(dev, &iter); 334 drm_for_each_connector_iter(connector, &iter) { 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], 0); 343 344 amdgpu_irq_put(adev, &adev->hpd_irq, amdgpu_connector->hpd.hpd); 345 } 346 drm_connector_list_iter_end(&iter); 347 } 348 349 static u32 dce_v6_0_hpd_get_gpio_reg(struct amdgpu_device *adev) 350 { 351 return mmDC_GPIO_HPD_A; 352 } 353 354 static void dce_v6_0_set_vga_render_state(struct amdgpu_device *adev, 355 bool render) 356 { 357 if (!render) 358 WREG32(mmVGA_RENDER_CONTROL, 359 RREG32(mmVGA_RENDER_CONTROL) & VGA_VSTATUS_CNTL); 360 361 } 362 363 static int dce_v6_0_get_num_crtc(struct amdgpu_device *adev) 364 { 365 switch (adev->asic_type) { 366 case CHIP_TAHITI: 367 case CHIP_PITCAIRN: 368 case CHIP_VERDE: 369 return 6; 370 case CHIP_OLAND: 371 return 2; 372 default: 373 return 0; 374 } 375 } 376 377 void dce_v6_0_disable_dce(struct amdgpu_device *adev) 378 { 379 /*Disable VGA render and enabled crtc, if has DCE engine*/ 380 if (amdgpu_atombios_has_dce_engine_info(adev)) { 381 u32 tmp; 382 int crtc_enabled, i; 383 384 dce_v6_0_set_vga_render_state(adev, false); 385 386 /*Disable crtc*/ 387 for (i = 0; i < dce_v6_0_get_num_crtc(adev); i++) { 388 crtc_enabled = RREG32(mmCRTC_CONTROL + crtc_offsets[i]) & 389 CRTC_CONTROL__CRTC_MASTER_EN_MASK; 390 if (crtc_enabled) { 391 WREG32(mmCRTC_UPDATE_LOCK + crtc_offsets[i], 1); 392 tmp = RREG32(mmCRTC_CONTROL + crtc_offsets[i]); 393 tmp &= ~CRTC_CONTROL__CRTC_MASTER_EN_MASK; 394 WREG32(mmCRTC_CONTROL + crtc_offsets[i], tmp); 395 WREG32(mmCRTC_UPDATE_LOCK + crtc_offsets[i], 0); 396 } 397 } 398 } 399 } 400 401 static void dce_v6_0_program_fmt(struct drm_encoder *encoder) 402 { 403 404 struct drm_device *dev = encoder->dev; 405 struct amdgpu_device *adev = drm_to_adev(dev); 406 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder); 407 struct drm_connector *connector = amdgpu_get_connector_for_encoder(encoder); 408 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(encoder->crtc); 409 int bpc = 0; 410 u32 tmp = 0; 411 enum amdgpu_connector_dither dither = AMDGPU_FMT_DITHER_DISABLE; 412 413 if (connector) { 414 struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector); 415 bpc = amdgpu_connector_get_monitor_bpc(connector); 416 dither = amdgpu_connector->dither; 417 } 418 419 /* LVDS FMT is set up by atom */ 420 if (amdgpu_encoder->devices & ATOM_DEVICE_LCD_SUPPORT) 421 return; 422 423 if (bpc == 0) 424 return; 425 426 427 switch (bpc) { 428 case 6: 429 if (dither == AMDGPU_FMT_DITHER_ENABLE) 430 /* XXX sort out optimal dither settings */ 431 tmp |= (FMT_BIT_DEPTH_CONTROL__FMT_FRAME_RANDOM_ENABLE_MASK | 432 FMT_BIT_DEPTH_CONTROL__FMT_HIGHPASS_RANDOM_ENABLE_MASK | 433 FMT_BIT_DEPTH_CONTROL__FMT_SPATIAL_DITHER_EN_MASK); 434 else 435 tmp |= FMT_BIT_DEPTH_CONTROL__FMT_TRUNCATE_EN_MASK; 436 break; 437 case 8: 438 if (dither == AMDGPU_FMT_DITHER_ENABLE) 439 /* XXX sort out optimal dither settings */ 440 tmp |= (FMT_BIT_DEPTH_CONTROL__FMT_FRAME_RANDOM_ENABLE_MASK | 441 FMT_BIT_DEPTH_CONTROL__FMT_HIGHPASS_RANDOM_ENABLE_MASK | 442 FMT_BIT_DEPTH_CONTROL__FMT_RGB_RANDOM_ENABLE_MASK | 443 FMT_BIT_DEPTH_CONTROL__FMT_SPATIAL_DITHER_EN_MASK | 444 FMT_BIT_DEPTH_CONTROL__FMT_SPATIAL_DITHER_DEPTH_MASK); 445 else 446 tmp |= (FMT_BIT_DEPTH_CONTROL__FMT_TRUNCATE_EN_MASK | 447 FMT_BIT_DEPTH_CONTROL__FMT_TRUNCATE_DEPTH_MASK); 448 break; 449 case 10: 450 default: 451 /* not needed */ 452 break; 453 } 454 455 WREG32(mmFMT_BIT_DEPTH_CONTROL + amdgpu_crtc->crtc_offset, tmp); 456 } 457 458 /** 459 * cik_get_number_of_dram_channels - get the number of dram channels 460 * 461 * @adev: amdgpu_device pointer 462 * 463 * Look up the number of video ram channels (CIK). 464 * Used for display watermark bandwidth calculations 465 * Returns the number of dram channels 466 */ 467 static u32 si_get_number_of_dram_channels(struct amdgpu_device *adev) 468 { 469 u32 tmp = RREG32(mmMC_SHARED_CHMAP); 470 471 switch ((tmp & MC_SHARED_CHMAP__NOOFCHAN_MASK) >> MC_SHARED_CHMAP__NOOFCHAN__SHIFT) { 472 case 0: 473 default: 474 return 1; 475 case 1: 476 return 2; 477 case 2: 478 return 4; 479 case 3: 480 return 8; 481 case 4: 482 return 3; 483 case 5: 484 return 6; 485 case 6: 486 return 10; 487 case 7: 488 return 12; 489 case 8: 490 return 16; 491 } 492 } 493 494 struct dce6_wm_params { 495 u32 dram_channels; /* number of dram channels */ 496 u32 yclk; /* bandwidth per dram data pin in kHz */ 497 u32 sclk; /* engine clock in kHz */ 498 u32 disp_clk; /* display clock in kHz */ 499 u32 src_width; /* viewport width */ 500 u32 active_time; /* active display time in ns */ 501 u32 blank_time; /* blank time in ns */ 502 bool interlaced; /* mode is interlaced */ 503 fixed20_12 vsc; /* vertical scale ratio */ 504 u32 num_heads; /* number of active crtcs */ 505 u32 bytes_per_pixel; /* bytes per pixel display + overlay */ 506 u32 lb_size; /* line buffer allocated to pipe */ 507 u32 vtaps; /* vertical scaler taps */ 508 }; 509 510 /** 511 * dce_v6_0_dram_bandwidth - get the dram bandwidth 512 * 513 * @wm: watermark calculation data 514 * 515 * Calculate the raw dram bandwidth (CIK). 516 * Used for display watermark bandwidth calculations 517 * Returns the dram bandwidth in MBytes/s 518 */ 519 static u32 dce_v6_0_dram_bandwidth(struct dce6_wm_params *wm) 520 { 521 /* Calculate raw DRAM Bandwidth */ 522 fixed20_12 dram_efficiency; /* 0.7 */ 523 fixed20_12 yclk, dram_channels, bandwidth; 524 fixed20_12 a; 525 526 a.full = dfixed_const(1000); 527 yclk.full = dfixed_const(wm->yclk); 528 yclk.full = dfixed_div(yclk, a); 529 dram_channels.full = dfixed_const(wm->dram_channels * 4); 530 a.full = dfixed_const(10); 531 dram_efficiency.full = dfixed_const(7); 532 dram_efficiency.full = dfixed_div(dram_efficiency, a); 533 bandwidth.full = dfixed_mul(dram_channels, yclk); 534 bandwidth.full = dfixed_mul(bandwidth, dram_efficiency); 535 536 return dfixed_trunc(bandwidth); 537 } 538 539 /** 540 * dce_v6_0_dram_bandwidth_for_display - get the dram bandwidth for display 541 * 542 * @wm: watermark calculation data 543 * 544 * Calculate the dram bandwidth used for display (CIK). 545 * Used for display watermark bandwidth calculations 546 * Returns the dram bandwidth for display in MBytes/s 547 */ 548 static u32 dce_v6_0_dram_bandwidth_for_display(struct dce6_wm_params *wm) 549 { 550 /* Calculate DRAM Bandwidth and the part allocated to display. */ 551 fixed20_12 disp_dram_allocation; /* 0.3 to 0.7 */ 552 fixed20_12 yclk, dram_channels, bandwidth; 553 fixed20_12 a; 554 555 a.full = dfixed_const(1000); 556 yclk.full = dfixed_const(wm->yclk); 557 yclk.full = dfixed_div(yclk, a); 558 dram_channels.full = dfixed_const(wm->dram_channels * 4); 559 a.full = dfixed_const(10); 560 disp_dram_allocation.full = dfixed_const(3); /* XXX worse case value 0.3 */ 561 disp_dram_allocation.full = dfixed_div(disp_dram_allocation, a); 562 bandwidth.full = dfixed_mul(dram_channels, yclk); 563 bandwidth.full = dfixed_mul(bandwidth, disp_dram_allocation); 564 565 return dfixed_trunc(bandwidth); 566 } 567 568 /** 569 * dce_v6_0_data_return_bandwidth - get the data return bandwidth 570 * 571 * @wm: watermark calculation data 572 * 573 * Calculate the data return bandwidth used for display (CIK). 574 * Used for display watermark bandwidth calculations 575 * Returns the data return bandwidth in MBytes/s 576 */ 577 static u32 dce_v6_0_data_return_bandwidth(struct dce6_wm_params *wm) 578 { 579 /* Calculate the display Data return Bandwidth */ 580 fixed20_12 return_efficiency; /* 0.8 */ 581 fixed20_12 sclk, bandwidth; 582 fixed20_12 a; 583 584 a.full = dfixed_const(1000); 585 sclk.full = dfixed_const(wm->sclk); 586 sclk.full = dfixed_div(sclk, a); 587 a.full = dfixed_const(10); 588 return_efficiency.full = dfixed_const(8); 589 return_efficiency.full = dfixed_div(return_efficiency, a); 590 a.full = dfixed_const(32); 591 bandwidth.full = dfixed_mul(a, sclk); 592 bandwidth.full = dfixed_mul(bandwidth, return_efficiency); 593 594 return dfixed_trunc(bandwidth); 595 } 596 597 /** 598 * dce_v6_0_dmif_request_bandwidth - get the dmif bandwidth 599 * 600 * @wm: watermark calculation data 601 * 602 * Calculate the dmif bandwidth used for display (CIK). 603 * Used for display watermark bandwidth calculations 604 * Returns the dmif bandwidth in MBytes/s 605 */ 606 static u32 dce_v6_0_dmif_request_bandwidth(struct dce6_wm_params *wm) 607 { 608 /* Calculate the DMIF Request Bandwidth */ 609 fixed20_12 disp_clk_request_efficiency; /* 0.8 */ 610 fixed20_12 disp_clk, bandwidth; 611 fixed20_12 a, b; 612 613 a.full = dfixed_const(1000); 614 disp_clk.full = dfixed_const(wm->disp_clk); 615 disp_clk.full = dfixed_div(disp_clk, a); 616 a.full = dfixed_const(32); 617 b.full = dfixed_mul(a, disp_clk); 618 619 a.full = dfixed_const(10); 620 disp_clk_request_efficiency.full = dfixed_const(8); 621 disp_clk_request_efficiency.full = dfixed_div(disp_clk_request_efficiency, a); 622 623 bandwidth.full = dfixed_mul(b, disp_clk_request_efficiency); 624 625 return dfixed_trunc(bandwidth); 626 } 627 628 /** 629 * dce_v6_0_available_bandwidth - get the min available bandwidth 630 * 631 * @wm: watermark calculation data 632 * 633 * Calculate the min available bandwidth used for display (CIK). 634 * Used for display watermark bandwidth calculations 635 * Returns the min available bandwidth in MBytes/s 636 */ 637 static u32 dce_v6_0_available_bandwidth(struct dce6_wm_params *wm) 638 { 639 /* Calculate the Available bandwidth. Display can use this temporarily but not in average. */ 640 u32 dram_bandwidth = dce_v6_0_dram_bandwidth(wm); 641 u32 data_return_bandwidth = dce_v6_0_data_return_bandwidth(wm); 642 u32 dmif_req_bandwidth = dce_v6_0_dmif_request_bandwidth(wm); 643 644 return min(dram_bandwidth, min(data_return_bandwidth, dmif_req_bandwidth)); 645 } 646 647 /** 648 * dce_v6_0_average_bandwidth - get the average available bandwidth 649 * 650 * @wm: watermark calculation data 651 * 652 * Calculate the average available bandwidth used for display (CIK). 653 * Used for display watermark bandwidth calculations 654 * Returns the average available bandwidth in MBytes/s 655 */ 656 static u32 dce_v6_0_average_bandwidth(struct dce6_wm_params *wm) 657 { 658 /* Calculate the display mode Average Bandwidth 659 * DisplayMode should contain the source and destination dimensions, 660 * timing, etc. 661 */ 662 fixed20_12 bpp; 663 fixed20_12 line_time; 664 fixed20_12 src_width; 665 fixed20_12 bandwidth; 666 fixed20_12 a; 667 668 a.full = dfixed_const(1000); 669 line_time.full = dfixed_const(wm->active_time + wm->blank_time); 670 line_time.full = dfixed_div(line_time, a); 671 bpp.full = dfixed_const(wm->bytes_per_pixel); 672 src_width.full = dfixed_const(wm->src_width); 673 bandwidth.full = dfixed_mul(src_width, bpp); 674 bandwidth.full = dfixed_mul(bandwidth, wm->vsc); 675 bandwidth.full = dfixed_div(bandwidth, line_time); 676 677 return dfixed_trunc(bandwidth); 678 } 679 680 /** 681 * dce_v6_0_latency_watermark - get the latency watermark 682 * 683 * @wm: watermark calculation data 684 * 685 * Calculate the latency watermark (CIK). 686 * Used for display watermark bandwidth calculations 687 * Returns the latency watermark in ns 688 */ 689 static u32 dce_v6_0_latency_watermark(struct dce6_wm_params *wm) 690 { 691 /* First calculate the latency in ns */ 692 u32 mc_latency = 2000; /* 2000 ns. */ 693 u32 available_bandwidth = dce_v6_0_available_bandwidth(wm); 694 u32 worst_chunk_return_time = (512 * 8 * 1000) / available_bandwidth; 695 u32 cursor_line_pair_return_time = (128 * 4 * 1000) / available_bandwidth; 696 u32 dc_latency = 40000000 / wm->disp_clk; /* dc pipe latency */ 697 u32 other_heads_data_return_time = ((wm->num_heads + 1) * worst_chunk_return_time) + 698 (wm->num_heads * cursor_line_pair_return_time); 699 u32 latency = mc_latency + other_heads_data_return_time + dc_latency; 700 u32 max_src_lines_per_dst_line, lb_fill_bw, line_fill_time; 701 u32 tmp, dmif_size = 12288; 702 fixed20_12 a, b, c; 703 704 if (wm->num_heads == 0) 705 return 0; 706 707 a.full = dfixed_const(2); 708 b.full = dfixed_const(1); 709 if ((wm->vsc.full > a.full) || 710 ((wm->vsc.full > b.full) && (wm->vtaps >= 3)) || 711 (wm->vtaps >= 5) || 712 ((wm->vsc.full >= a.full) && wm->interlaced)) 713 max_src_lines_per_dst_line = 4; 714 else 715 max_src_lines_per_dst_line = 2; 716 717 a.full = dfixed_const(available_bandwidth); 718 b.full = dfixed_const(wm->num_heads); 719 a.full = dfixed_div(a, b); 720 tmp = div_u64((u64) dmif_size * (u64) wm->disp_clk, mc_latency + 512); 721 tmp = min(dfixed_trunc(a), tmp); 722 723 lb_fill_bw = min(tmp, wm->disp_clk * wm->bytes_per_pixel / 1000); 724 725 a.full = dfixed_const(max_src_lines_per_dst_line * wm->src_width * wm->bytes_per_pixel); 726 b.full = dfixed_const(1000); 727 c.full = dfixed_const(lb_fill_bw); 728 b.full = dfixed_div(c, b); 729 a.full = dfixed_div(a, b); 730 line_fill_time = dfixed_trunc(a); 731 732 if (line_fill_time < wm->active_time) 733 return latency; 734 else 735 return latency + (line_fill_time - wm->active_time); 736 737 } 738 739 /** 740 * dce_v6_0_average_bandwidth_vs_dram_bandwidth_for_display - check 741 * average and available dram bandwidth 742 * 743 * @wm: watermark calculation data 744 * 745 * Check if the display average bandwidth fits in the display 746 * dram bandwidth (CIK). 747 * Used for display watermark bandwidth calculations 748 * Returns true if the display fits, false if not. 749 */ 750 static bool dce_v6_0_average_bandwidth_vs_dram_bandwidth_for_display(struct dce6_wm_params *wm) 751 { 752 if (dce_v6_0_average_bandwidth(wm) <= 753 (dce_v6_0_dram_bandwidth_for_display(wm) / wm->num_heads)) 754 return true; 755 else 756 return false; 757 } 758 759 /** 760 * dce_v6_0_average_bandwidth_vs_available_bandwidth - check 761 * average and available bandwidth 762 * 763 * @wm: watermark calculation data 764 * 765 * Check if the display average bandwidth fits in the display 766 * available bandwidth (CIK). 767 * Used for display watermark bandwidth calculations 768 * Returns true if the display fits, false if not. 769 */ 770 static bool dce_v6_0_average_bandwidth_vs_available_bandwidth(struct dce6_wm_params *wm) 771 { 772 if (dce_v6_0_average_bandwidth(wm) <= 773 (dce_v6_0_available_bandwidth(wm) / wm->num_heads)) 774 return true; 775 else 776 return false; 777 } 778 779 /** 780 * dce_v6_0_check_latency_hiding - check latency hiding 781 * 782 * @wm: watermark calculation data 783 * 784 * Check latency hiding (CIK). 785 * Used for display watermark bandwidth calculations 786 * Returns true if the display fits, false if not. 787 */ 788 static bool dce_v6_0_check_latency_hiding(struct dce6_wm_params *wm) 789 { 790 u32 lb_partitions = wm->lb_size / wm->src_width; 791 u32 line_time = wm->active_time + wm->blank_time; 792 u32 latency_tolerant_lines; 793 u32 latency_hiding; 794 fixed20_12 a; 795 796 a.full = dfixed_const(1); 797 if (wm->vsc.full > a.full) 798 latency_tolerant_lines = 1; 799 else { 800 if (lb_partitions <= (wm->vtaps + 1)) 801 latency_tolerant_lines = 1; 802 else 803 latency_tolerant_lines = 2; 804 } 805 806 latency_hiding = (latency_tolerant_lines * line_time + wm->blank_time); 807 808 if (dce_v6_0_latency_watermark(wm) <= latency_hiding) 809 return true; 810 else 811 return false; 812 } 813 814 /** 815 * dce_v6_0_program_watermarks - program display watermarks 816 * 817 * @adev: amdgpu_device pointer 818 * @amdgpu_crtc: the selected display controller 819 * @lb_size: line buffer size 820 * @num_heads: number of display controllers in use 821 * 822 * Calculate and program the display watermarks for the 823 * selected display controller (CIK). 824 */ 825 static void dce_v6_0_program_watermarks(struct amdgpu_device *adev, 826 struct amdgpu_crtc *amdgpu_crtc, 827 u32 lb_size, u32 num_heads) 828 { 829 struct drm_display_mode *mode = &amdgpu_crtc->base.mode; 830 struct dce6_wm_params wm_low, wm_high; 831 u32 dram_channels; 832 u32 active_time; 833 u32 line_time = 0; 834 u32 latency_watermark_a = 0, latency_watermark_b = 0; 835 u32 priority_a_mark = 0, priority_b_mark = 0; 836 u32 priority_a_cnt = PRIORITY_OFF; 837 u32 priority_b_cnt = PRIORITY_OFF; 838 u32 tmp, arb_control3, lb_vblank_lead_lines = 0; 839 fixed20_12 a, b, c; 840 841 if (amdgpu_crtc->base.enabled && num_heads && mode) { 842 active_time = (u32) div_u64((u64)mode->crtc_hdisplay * 1000000, 843 (u32)mode->clock); 844 line_time = (u32) div_u64((u64)mode->crtc_htotal * 1000000, 845 (u32)mode->clock); 846 line_time = min(line_time, (u32)65535); 847 priority_a_cnt = 0; 848 priority_b_cnt = 0; 849 850 dram_channels = si_get_number_of_dram_channels(adev); 851 852 /* watermark for high clocks */ 853 if (adev->pm.dpm_enabled) { 854 wm_high.yclk = 855 amdgpu_dpm_get_mclk(adev, false) * 10; 856 wm_high.sclk = 857 amdgpu_dpm_get_sclk(adev, false) * 10; 858 } else { 859 wm_high.yclk = adev->pm.current_mclk * 10; 860 wm_high.sclk = adev->pm.current_sclk * 10; 861 } 862 863 wm_high.disp_clk = mode->clock; 864 wm_high.src_width = mode->crtc_hdisplay; 865 wm_high.active_time = active_time; 866 wm_high.blank_time = line_time - wm_high.active_time; 867 wm_high.interlaced = false; 868 if (mode->flags & DRM_MODE_FLAG_INTERLACE) 869 wm_high.interlaced = true; 870 wm_high.vsc = amdgpu_crtc->vsc; 871 wm_high.vtaps = 1; 872 if (amdgpu_crtc->rmx_type != RMX_OFF) 873 wm_high.vtaps = 2; 874 wm_high.bytes_per_pixel = 4; /* XXX: get this from fb config */ 875 wm_high.lb_size = lb_size; 876 wm_high.dram_channels = dram_channels; 877 wm_high.num_heads = num_heads; 878 879 if (adev->pm.dpm_enabled) { 880 /* watermark for low clocks */ 881 wm_low.yclk = 882 amdgpu_dpm_get_mclk(adev, true) * 10; 883 wm_low.sclk = 884 amdgpu_dpm_get_sclk(adev, true) * 10; 885 } else { 886 wm_low.yclk = adev->pm.current_mclk * 10; 887 wm_low.sclk = adev->pm.current_sclk * 10; 888 } 889 890 wm_low.disp_clk = mode->clock; 891 wm_low.src_width = mode->crtc_hdisplay; 892 wm_low.active_time = active_time; 893 wm_low.blank_time = line_time - wm_low.active_time; 894 wm_low.interlaced = false; 895 if (mode->flags & DRM_MODE_FLAG_INTERLACE) 896 wm_low.interlaced = true; 897 wm_low.vsc = amdgpu_crtc->vsc; 898 wm_low.vtaps = 1; 899 if (amdgpu_crtc->rmx_type != RMX_OFF) 900 wm_low.vtaps = 2; 901 wm_low.bytes_per_pixel = 4; /* XXX: get this from fb config */ 902 wm_low.lb_size = lb_size; 903 wm_low.dram_channels = dram_channels; 904 wm_low.num_heads = num_heads; 905 906 /* set for high clocks */ 907 latency_watermark_a = min(dce_v6_0_latency_watermark(&wm_high), (u32)65535); 908 /* set for low clocks */ 909 latency_watermark_b = min(dce_v6_0_latency_watermark(&wm_low), (u32)65535); 910 911 /* possibly force display priority to high */ 912 /* should really do this at mode validation time... */ 913 if (!dce_v6_0_average_bandwidth_vs_dram_bandwidth_for_display(&wm_high) || 914 !dce_v6_0_average_bandwidth_vs_available_bandwidth(&wm_high) || 915 !dce_v6_0_check_latency_hiding(&wm_high) || 916 (adev->mode_info.disp_priority == 2)) { 917 DRM_DEBUG_KMS("force priority to high\n"); 918 priority_a_cnt |= PRIORITY_ALWAYS_ON; 919 priority_b_cnt |= PRIORITY_ALWAYS_ON; 920 } 921 if (!dce_v6_0_average_bandwidth_vs_dram_bandwidth_for_display(&wm_low) || 922 !dce_v6_0_average_bandwidth_vs_available_bandwidth(&wm_low) || 923 !dce_v6_0_check_latency_hiding(&wm_low) || 924 (adev->mode_info.disp_priority == 2)) { 925 DRM_DEBUG_KMS("force priority to high\n"); 926 priority_a_cnt |= PRIORITY_ALWAYS_ON; 927 priority_b_cnt |= PRIORITY_ALWAYS_ON; 928 } 929 930 a.full = dfixed_const(1000); 931 b.full = dfixed_const(mode->clock); 932 b.full = dfixed_div(b, a); 933 c.full = dfixed_const(latency_watermark_a); 934 c.full = dfixed_mul(c, b); 935 c.full = dfixed_mul(c, amdgpu_crtc->hsc); 936 c.full = dfixed_div(c, a); 937 a.full = dfixed_const(16); 938 c.full = dfixed_div(c, a); 939 priority_a_mark = dfixed_trunc(c); 940 priority_a_cnt |= priority_a_mark & PRIORITY_MARK_MASK; 941 942 a.full = dfixed_const(1000); 943 b.full = dfixed_const(mode->clock); 944 b.full = dfixed_div(b, a); 945 c.full = dfixed_const(latency_watermark_b); 946 c.full = dfixed_mul(c, b); 947 c.full = dfixed_mul(c, amdgpu_crtc->hsc); 948 c.full = dfixed_div(c, a); 949 a.full = dfixed_const(16); 950 c.full = dfixed_div(c, a); 951 priority_b_mark = dfixed_trunc(c); 952 priority_b_cnt |= priority_b_mark & PRIORITY_MARK_MASK; 953 954 lb_vblank_lead_lines = DIV_ROUND_UP(lb_size, mode->crtc_hdisplay); 955 } 956 957 /* select wm A */ 958 arb_control3 = RREG32(mmDPG_PIPE_ARBITRATION_CONTROL3 + amdgpu_crtc->crtc_offset); 959 tmp = arb_control3; 960 tmp &= ~LATENCY_WATERMARK_MASK(3); 961 tmp |= LATENCY_WATERMARK_MASK(1); 962 WREG32(mmDPG_PIPE_ARBITRATION_CONTROL3 + amdgpu_crtc->crtc_offset, tmp); 963 WREG32(mmDPG_PIPE_URGENCY_CONTROL + amdgpu_crtc->crtc_offset, 964 ((latency_watermark_a << DPG_PIPE_URGENCY_CONTROL__URGENCY_LOW_WATERMARK__SHIFT) | 965 (line_time << DPG_PIPE_URGENCY_CONTROL__URGENCY_HIGH_WATERMARK__SHIFT))); 966 /* select wm B */ 967 tmp = RREG32(mmDPG_PIPE_ARBITRATION_CONTROL3 + amdgpu_crtc->crtc_offset); 968 tmp &= ~LATENCY_WATERMARK_MASK(3); 969 tmp |= LATENCY_WATERMARK_MASK(2); 970 WREG32(mmDPG_PIPE_ARBITRATION_CONTROL3 + amdgpu_crtc->crtc_offset, tmp); 971 WREG32(mmDPG_PIPE_URGENCY_CONTROL + amdgpu_crtc->crtc_offset, 972 ((latency_watermark_b << DPG_PIPE_URGENCY_CONTROL__URGENCY_LOW_WATERMARK__SHIFT) | 973 (line_time << DPG_PIPE_URGENCY_CONTROL__URGENCY_HIGH_WATERMARK__SHIFT))); 974 /* restore original selection */ 975 WREG32(mmDPG_PIPE_ARBITRATION_CONTROL3 + amdgpu_crtc->crtc_offset, arb_control3); 976 977 /* write the priority marks */ 978 WREG32(mmPRIORITY_A_CNT + amdgpu_crtc->crtc_offset, priority_a_cnt); 979 WREG32(mmPRIORITY_B_CNT + amdgpu_crtc->crtc_offset, priority_b_cnt); 980 981 /* save values for DPM */ 982 amdgpu_crtc->line_time = line_time; 983 amdgpu_crtc->wm_high = latency_watermark_a; 984 985 /* Save number of lines the linebuffer leads before the scanout */ 986 amdgpu_crtc->lb_vblank_lead_lines = lb_vblank_lead_lines; 987 } 988 989 /* watermark setup */ 990 static u32 dce_v6_0_line_buffer_adjust(struct amdgpu_device *adev, 991 struct amdgpu_crtc *amdgpu_crtc, 992 struct drm_display_mode *mode, 993 struct drm_display_mode *other_mode) 994 { 995 u32 tmp, buffer_alloc, i; 996 u32 pipe_offset = amdgpu_crtc->crtc_id * 0x8; 997 /* 998 * Line Buffer Setup 999 * There are 3 line buffers, each one shared by 2 display controllers. 1000 * mmDC_LB_MEMORY_SPLIT controls how that line buffer is shared between 1001 * the display controllers. The paritioning is done via one of four 1002 * preset allocations specified in bits 21:20: 1003 * 0 - half lb 1004 * 2 - whole lb, other crtc must be disabled 1005 */ 1006 /* this can get tricky if we have two large displays on a paired group 1007 * of crtcs. Ideally for multiple large displays we'd assign them to 1008 * non-linked crtcs for maximum line buffer allocation. 1009 */ 1010 if (amdgpu_crtc->base.enabled && mode) { 1011 if (other_mode) { 1012 tmp = 0; /* 1/2 */ 1013 buffer_alloc = 1; 1014 } else { 1015 tmp = 2; /* whole */ 1016 buffer_alloc = 2; 1017 } 1018 } else { 1019 tmp = 0; 1020 buffer_alloc = 0; 1021 } 1022 1023 WREG32(mmDC_LB_MEMORY_SPLIT + amdgpu_crtc->crtc_offset, 1024 DC_LB_MEMORY_CONFIG(tmp)); 1025 1026 WREG32(mmPIPE0_DMIF_BUFFER_CONTROL + pipe_offset, 1027 (buffer_alloc << PIPE0_DMIF_BUFFER_CONTROL__DMIF_BUFFERS_ALLOCATED__SHIFT)); 1028 for (i = 0; i < adev->usec_timeout; i++) { 1029 if (RREG32(mmPIPE0_DMIF_BUFFER_CONTROL + pipe_offset) & 1030 PIPE0_DMIF_BUFFER_CONTROL__DMIF_BUFFERS_ALLOCATION_COMPLETED_MASK) 1031 break; 1032 udelay(1); 1033 } 1034 1035 if (amdgpu_crtc->base.enabled && mode) { 1036 switch (tmp) { 1037 case 0: 1038 default: 1039 return 4096 * 2; 1040 case 2: 1041 return 8192 * 2; 1042 } 1043 } 1044 1045 /* controller not enabled, so no lb used */ 1046 return 0; 1047 } 1048 1049 1050 /** 1051 * dce_v6_0_bandwidth_update - program display watermarks 1052 * 1053 * @adev: amdgpu_device pointer 1054 * 1055 * Calculate and program the display watermarks and line 1056 * buffer allocation (CIK). 1057 */ 1058 static void dce_v6_0_bandwidth_update(struct amdgpu_device *adev) 1059 { 1060 struct drm_display_mode *mode0 = NULL; 1061 struct drm_display_mode *mode1 = NULL; 1062 u32 num_heads = 0, lb_size; 1063 int i; 1064 1065 if (!adev->mode_info.mode_config_initialized) 1066 return; 1067 1068 amdgpu_display_update_priority(adev); 1069 1070 for (i = 0; i < adev->mode_info.num_crtc; i++) { 1071 if (adev->mode_info.crtcs[i]->base.enabled) 1072 num_heads++; 1073 } 1074 for (i = 0; i < adev->mode_info.num_crtc; i += 2) { 1075 mode0 = &adev->mode_info.crtcs[i]->base.mode; 1076 mode1 = &adev->mode_info.crtcs[i+1]->base.mode; 1077 lb_size = dce_v6_0_line_buffer_adjust(adev, adev->mode_info.crtcs[i], mode0, mode1); 1078 dce_v6_0_program_watermarks(adev, adev->mode_info.crtcs[i], lb_size, num_heads); 1079 lb_size = dce_v6_0_line_buffer_adjust(adev, adev->mode_info.crtcs[i+1], mode1, mode0); 1080 dce_v6_0_program_watermarks(adev, adev->mode_info.crtcs[i+1], lb_size, num_heads); 1081 } 1082 } 1083 1084 static void dce_v6_0_audio_get_connected_pins(struct amdgpu_device *adev) 1085 { 1086 int i; 1087 u32 tmp; 1088 1089 for (i = 0; i < adev->mode_info.audio.num_pins; i++) { 1090 tmp = RREG32_AUDIO_ENDPT(adev->mode_info.audio.pin[i].offset, 1091 ixAZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_CONFIGURATION_DEFAULT); 1092 if (REG_GET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_CONFIGURATION_DEFAULT, 1093 PORT_CONNECTIVITY)) 1094 adev->mode_info.audio.pin[i].connected = false; 1095 else 1096 adev->mode_info.audio.pin[i].connected = true; 1097 } 1098 1099 } 1100 1101 static struct amdgpu_audio_pin *dce_v6_0_audio_get_pin(struct amdgpu_device *adev) 1102 { 1103 int i; 1104 1105 dce_v6_0_audio_get_connected_pins(adev); 1106 1107 for (i = 0; i < adev->mode_info.audio.num_pins; i++) { 1108 if (adev->mode_info.audio.pin[i].connected) 1109 return &adev->mode_info.audio.pin[i]; 1110 } 1111 DRM_ERROR("No connected audio pins found!\n"); 1112 return NULL; 1113 } 1114 1115 static void dce_v6_0_audio_select_pin(struct drm_encoder *encoder) 1116 { 1117 struct amdgpu_device *adev = drm_to_adev(encoder->dev); 1118 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder); 1119 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv; 1120 1121 if (!dig || !dig->afmt || !dig->afmt->pin) 1122 return; 1123 1124 WREG32(mmAFMT_AUDIO_SRC_CONTROL + dig->afmt->offset, 1125 REG_SET_FIELD(0, AFMT_AUDIO_SRC_CONTROL, AFMT_AUDIO_SRC_SELECT, 1126 dig->afmt->pin->id)); 1127 } 1128 1129 static void dce_v6_0_audio_write_latency_fields(struct drm_encoder *encoder, 1130 struct drm_display_mode *mode) 1131 { 1132 struct drm_device *dev = encoder->dev; 1133 struct amdgpu_device *adev = drm_to_adev(dev); 1134 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder); 1135 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv; 1136 struct drm_connector *connector; 1137 struct drm_connector_list_iter iter; 1138 struct amdgpu_connector *amdgpu_connector = NULL; 1139 int interlace = 0; 1140 u32 tmp; 1141 1142 drm_connector_list_iter_begin(dev, &iter); 1143 drm_for_each_connector_iter(connector, &iter) { 1144 if (connector->encoder == encoder) { 1145 amdgpu_connector = to_amdgpu_connector(connector); 1146 break; 1147 } 1148 } 1149 drm_connector_list_iter_end(&iter); 1150 1151 if (!amdgpu_connector) { 1152 DRM_ERROR("Couldn't find encoder's connector\n"); 1153 return; 1154 } 1155 1156 if (mode->flags & DRM_MODE_FLAG_INTERLACE) 1157 interlace = 1; 1158 1159 if (connector->latency_present[interlace]) { 1160 tmp = REG_SET_FIELD(0, AZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_LIPSYNC, 1161 VIDEO_LIPSYNC, connector->video_latency[interlace]); 1162 tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_LIPSYNC, 1163 AUDIO_LIPSYNC, connector->audio_latency[interlace]); 1164 } else { 1165 tmp = REG_SET_FIELD(0, AZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_LIPSYNC, 1166 VIDEO_LIPSYNC, 0); 1167 tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_LIPSYNC, 1168 AUDIO_LIPSYNC, 0); 1169 } 1170 WREG32_AUDIO_ENDPT(dig->afmt->pin->offset, 1171 ixAZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_LIPSYNC, tmp); 1172 } 1173 1174 static void dce_v6_0_audio_write_speaker_allocation(struct drm_encoder *encoder) 1175 { 1176 struct drm_device *dev = encoder->dev; 1177 struct amdgpu_device *adev = drm_to_adev(dev); 1178 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder); 1179 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv; 1180 struct drm_connector *connector; 1181 struct drm_connector_list_iter iter; 1182 struct amdgpu_connector *amdgpu_connector = NULL; 1183 u8 *sadb = NULL; 1184 int sad_count; 1185 u32 tmp; 1186 1187 drm_connector_list_iter_begin(dev, &iter); 1188 drm_for_each_connector_iter(connector, &iter) { 1189 if (connector->encoder == encoder) { 1190 amdgpu_connector = to_amdgpu_connector(connector); 1191 break; 1192 } 1193 } 1194 drm_connector_list_iter_end(&iter); 1195 1196 if (!amdgpu_connector) { 1197 DRM_ERROR("Couldn't find encoder's connector\n"); 1198 return; 1199 } 1200 1201 sad_count = drm_edid_to_speaker_allocation(amdgpu_connector_edid(connector), &sadb); 1202 if (sad_count < 0) { 1203 DRM_ERROR("Couldn't read Speaker Allocation Data Block: %d\n", sad_count); 1204 sad_count = 0; 1205 } 1206 1207 /* program the speaker allocation */ 1208 tmp = RREG32_AUDIO_ENDPT(dig->afmt->pin->offset, 1209 ixAZALIA_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER); 1210 tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER, 1211 HDMI_CONNECTION, 0); 1212 tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER, 1213 DP_CONNECTION, 0); 1214 1215 if (connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort) 1216 tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER, 1217 DP_CONNECTION, 1); 1218 else 1219 tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER, 1220 HDMI_CONNECTION, 1); 1221 1222 if (sad_count) 1223 tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER, 1224 SPEAKER_ALLOCATION, sadb[0]); 1225 else 1226 tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER, 1227 SPEAKER_ALLOCATION, 5); /* stereo */ 1228 1229 WREG32_AUDIO_ENDPT(dig->afmt->pin->offset, 1230 ixAZALIA_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER, tmp); 1231 1232 kfree(sadb); 1233 } 1234 1235 static void dce_v6_0_audio_write_sad_regs(struct drm_encoder *encoder) 1236 { 1237 struct drm_device *dev = encoder->dev; 1238 struct amdgpu_device *adev = drm_to_adev(dev); 1239 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder); 1240 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv; 1241 struct drm_connector *connector; 1242 struct drm_connector_list_iter iter; 1243 struct amdgpu_connector *amdgpu_connector = NULL; 1244 struct cea_sad *sads; 1245 int i, sad_count; 1246 1247 static const u16 eld_reg_to_type[][2] = { 1248 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR0, HDMI_AUDIO_CODING_TYPE_PCM }, 1249 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR1, HDMI_AUDIO_CODING_TYPE_AC3 }, 1250 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR2, HDMI_AUDIO_CODING_TYPE_MPEG1 }, 1251 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR3, HDMI_AUDIO_CODING_TYPE_MP3 }, 1252 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR4, HDMI_AUDIO_CODING_TYPE_MPEG2 }, 1253 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR5, HDMI_AUDIO_CODING_TYPE_AAC_LC }, 1254 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR6, HDMI_AUDIO_CODING_TYPE_DTS }, 1255 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR7, HDMI_AUDIO_CODING_TYPE_ATRAC }, 1256 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR9, HDMI_AUDIO_CODING_TYPE_EAC3 }, 1257 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR10, HDMI_AUDIO_CODING_TYPE_DTS_HD }, 1258 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR11, HDMI_AUDIO_CODING_TYPE_MLP }, 1259 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR13, HDMI_AUDIO_CODING_TYPE_WMA_PRO }, 1260 }; 1261 1262 drm_connector_list_iter_begin(dev, &iter); 1263 drm_for_each_connector_iter(connector, &iter) { 1264 if (connector->encoder == encoder) { 1265 amdgpu_connector = to_amdgpu_connector(connector); 1266 break; 1267 } 1268 } 1269 drm_connector_list_iter_end(&iter); 1270 1271 if (!amdgpu_connector) { 1272 DRM_ERROR("Couldn't find encoder's connector\n"); 1273 return; 1274 } 1275 1276 sad_count = drm_edid_to_sad(amdgpu_connector_edid(connector), &sads); 1277 if (sad_count < 0) 1278 DRM_ERROR("Couldn't read SADs: %d\n", sad_count); 1279 if (sad_count <= 0) 1280 return; 1281 1282 for (i = 0; i < ARRAY_SIZE(eld_reg_to_type); i++) { 1283 u32 tmp = 0; 1284 u8 stereo_freqs = 0; 1285 int max_channels = -1; 1286 int j; 1287 1288 for (j = 0; j < sad_count; j++) { 1289 struct cea_sad *sad = &sads[j]; 1290 1291 if (sad->format == eld_reg_to_type[i][1]) { 1292 if (sad->channels > max_channels) { 1293 tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR0, 1294 MAX_CHANNELS, sad->channels); 1295 tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR0, 1296 DESCRIPTOR_BYTE_2, sad->byte2); 1297 tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR0, 1298 SUPPORTED_FREQUENCIES, sad->freq); 1299 max_channels = sad->channels; 1300 } 1301 1302 if (sad->format == HDMI_AUDIO_CODING_TYPE_PCM) 1303 stereo_freqs |= sad->freq; 1304 else 1305 break; 1306 } 1307 } 1308 1309 tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR0, 1310 SUPPORTED_FREQUENCIES_STEREO, stereo_freqs); 1311 WREG32_AUDIO_ENDPT(dig->afmt->pin->offset, eld_reg_to_type[i][0], tmp); 1312 } 1313 1314 kfree(sads); 1315 1316 } 1317 1318 static void dce_v6_0_audio_enable(struct amdgpu_device *adev, 1319 struct amdgpu_audio_pin *pin, 1320 bool enable) 1321 { 1322 if (!pin) 1323 return; 1324 1325 WREG32_AUDIO_ENDPT(pin->offset, ixAZALIA_F0_CODEC_PIN_CONTROL_HOT_PLUG_CONTROL, 1326 enable ? AZALIA_F0_CODEC_PIN_CONTROL_HOT_PLUG_CONTROL__AUDIO_ENABLED_MASK : 0); 1327 } 1328 1329 static const u32 pin_offsets[7] = 1330 { 1331 (0x1780 - 0x1780), 1332 (0x1786 - 0x1780), 1333 (0x178c - 0x1780), 1334 (0x1792 - 0x1780), 1335 (0x1798 - 0x1780), 1336 (0x179d - 0x1780), 1337 (0x17a4 - 0x1780), 1338 }; 1339 1340 static int dce_v6_0_audio_init(struct amdgpu_device *adev) 1341 { 1342 int i; 1343 1344 if (!amdgpu_audio) 1345 return 0; 1346 1347 adev->mode_info.audio.enabled = true; 1348 1349 switch (adev->asic_type) { 1350 case CHIP_TAHITI: 1351 case CHIP_PITCAIRN: 1352 case CHIP_VERDE: 1353 default: 1354 adev->mode_info.audio.num_pins = 6; 1355 break; 1356 case CHIP_OLAND: 1357 adev->mode_info.audio.num_pins = 2; 1358 break; 1359 } 1360 1361 for (i = 0; i < adev->mode_info.audio.num_pins; i++) { 1362 adev->mode_info.audio.pin[i].channels = -1; 1363 adev->mode_info.audio.pin[i].rate = -1; 1364 adev->mode_info.audio.pin[i].bits_per_sample = -1; 1365 adev->mode_info.audio.pin[i].status_bits = 0; 1366 adev->mode_info.audio.pin[i].category_code = 0; 1367 adev->mode_info.audio.pin[i].connected = false; 1368 adev->mode_info.audio.pin[i].offset = pin_offsets[i]; 1369 adev->mode_info.audio.pin[i].id = i; 1370 dce_v6_0_audio_enable(adev, &adev->mode_info.audio.pin[i], false); 1371 } 1372 1373 return 0; 1374 } 1375 1376 static void dce_v6_0_audio_fini(struct amdgpu_device *adev) 1377 { 1378 int i; 1379 1380 if (!amdgpu_audio) 1381 return; 1382 1383 if (!adev->mode_info.audio.enabled) 1384 return; 1385 1386 for (i = 0; i < adev->mode_info.audio.num_pins; i++) 1387 dce_v6_0_audio_enable(adev, &adev->mode_info.audio.pin[i], false); 1388 1389 adev->mode_info.audio.enabled = false; 1390 } 1391 1392 static void dce_v6_0_audio_set_vbi_packet(struct drm_encoder *encoder) 1393 { 1394 struct drm_device *dev = encoder->dev; 1395 struct amdgpu_device *adev = drm_to_adev(dev); 1396 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder); 1397 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv; 1398 u32 tmp; 1399 1400 tmp = RREG32(mmHDMI_VBI_PACKET_CONTROL + dig->afmt->offset); 1401 tmp = REG_SET_FIELD(tmp, HDMI_VBI_PACKET_CONTROL, HDMI_NULL_SEND, 1); 1402 tmp = REG_SET_FIELD(tmp, HDMI_VBI_PACKET_CONTROL, HDMI_GC_SEND, 1); 1403 tmp = REG_SET_FIELD(tmp, HDMI_VBI_PACKET_CONTROL, HDMI_GC_CONT, 1); 1404 WREG32(mmHDMI_VBI_PACKET_CONTROL + dig->afmt->offset, tmp); 1405 } 1406 1407 static void dce_v6_0_audio_set_acr(struct drm_encoder *encoder, 1408 uint32_t clock, int bpc) 1409 { 1410 struct drm_device *dev = encoder->dev; 1411 struct amdgpu_device *adev = drm_to_adev(dev); 1412 struct amdgpu_afmt_acr acr = amdgpu_afmt_acr(clock); 1413 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder); 1414 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv; 1415 u32 tmp; 1416 1417 tmp = RREG32(mmHDMI_ACR_PACKET_CONTROL + dig->afmt->offset); 1418 tmp = REG_SET_FIELD(tmp, HDMI_ACR_PACKET_CONTROL, HDMI_ACR_AUTO_SEND, 1); 1419 tmp = REG_SET_FIELD(tmp, HDMI_ACR_PACKET_CONTROL, HDMI_ACR_SOURCE, 1420 bpc > 8 ? 0 : 1); 1421 WREG32(mmHDMI_ACR_PACKET_CONTROL + dig->afmt->offset, tmp); 1422 1423 tmp = RREG32(mmHDMI_ACR_32_0 + dig->afmt->offset); 1424 tmp = REG_SET_FIELD(tmp, HDMI_ACR_32_0, HDMI_ACR_CTS_32, acr.cts_32khz); 1425 WREG32(mmHDMI_ACR_32_0 + dig->afmt->offset, tmp); 1426 tmp = RREG32(mmHDMI_ACR_32_1 + dig->afmt->offset); 1427 tmp = REG_SET_FIELD(tmp, HDMI_ACR_32_1, HDMI_ACR_N_32, acr.n_32khz); 1428 WREG32(mmHDMI_ACR_32_1 + dig->afmt->offset, tmp); 1429 1430 tmp = RREG32(mmHDMI_ACR_44_0 + dig->afmt->offset); 1431 tmp = REG_SET_FIELD(tmp, HDMI_ACR_44_0, HDMI_ACR_CTS_44, acr.cts_44_1khz); 1432 WREG32(mmHDMI_ACR_44_0 + dig->afmt->offset, tmp); 1433 tmp = RREG32(mmHDMI_ACR_44_1 + dig->afmt->offset); 1434 tmp = REG_SET_FIELD(tmp, HDMI_ACR_44_1, HDMI_ACR_N_44, acr.n_44_1khz); 1435 WREG32(mmHDMI_ACR_44_1 + dig->afmt->offset, tmp); 1436 1437 tmp = RREG32(mmHDMI_ACR_48_0 + dig->afmt->offset); 1438 tmp = REG_SET_FIELD(tmp, HDMI_ACR_48_0, HDMI_ACR_CTS_48, acr.cts_48khz); 1439 WREG32(mmHDMI_ACR_48_0 + dig->afmt->offset, tmp); 1440 tmp = RREG32(mmHDMI_ACR_48_1 + dig->afmt->offset); 1441 tmp = REG_SET_FIELD(tmp, HDMI_ACR_48_1, HDMI_ACR_N_48, acr.n_48khz); 1442 WREG32(mmHDMI_ACR_48_1 + dig->afmt->offset, tmp); 1443 } 1444 1445 static void dce_v6_0_audio_set_avi_infoframe(struct drm_encoder *encoder, 1446 struct drm_display_mode *mode) 1447 { 1448 struct drm_device *dev = encoder->dev; 1449 struct amdgpu_device *adev = drm_to_adev(dev); 1450 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder); 1451 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv; 1452 struct drm_connector *connector = amdgpu_get_connector_for_encoder(encoder); 1453 struct hdmi_avi_infoframe frame; 1454 u8 buffer[HDMI_INFOFRAME_HEADER_SIZE + HDMI_AVI_INFOFRAME_SIZE]; 1455 uint8_t *payload = buffer + 3; 1456 uint8_t *header = buffer; 1457 ssize_t err; 1458 u32 tmp; 1459 1460 err = drm_hdmi_avi_infoframe_from_display_mode(&frame, connector, mode); 1461 if (err < 0) { 1462 DRM_ERROR("failed to setup AVI infoframe: %zd\n", err); 1463 return; 1464 } 1465 1466 err = hdmi_avi_infoframe_pack(&frame, buffer, sizeof(buffer)); 1467 if (err < 0) { 1468 DRM_ERROR("failed to pack AVI infoframe: %zd\n", err); 1469 return; 1470 } 1471 1472 WREG32(mmAFMT_AVI_INFO0 + dig->afmt->offset, 1473 payload[0x0] | (payload[0x1] << 8) | (payload[0x2] << 16) | (payload[0x3] << 24)); 1474 WREG32(mmAFMT_AVI_INFO1 + dig->afmt->offset, 1475 payload[0x4] | (payload[0x5] << 8) | (payload[0x6] << 16) | (payload[0x7] << 24)); 1476 WREG32(mmAFMT_AVI_INFO2 + dig->afmt->offset, 1477 payload[0x8] | (payload[0x9] << 8) | (payload[0xA] << 16) | (payload[0xB] << 24)); 1478 WREG32(mmAFMT_AVI_INFO3 + dig->afmt->offset, 1479 payload[0xC] | (payload[0xD] << 8) | (header[1] << 24)); 1480 1481 tmp = RREG32(mmHDMI_INFOFRAME_CONTROL1 + dig->afmt->offset); 1482 /* anything other than 0 */ 1483 tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL1, 1484 HDMI_AUDIO_INFO_LINE, 2); 1485 WREG32(mmHDMI_INFOFRAME_CONTROL1 + dig->afmt->offset, tmp); 1486 } 1487 1488 static void dce_v6_0_audio_set_dto(struct drm_encoder *encoder, u32 clock) 1489 { 1490 struct drm_device *dev = encoder->dev; 1491 struct amdgpu_device *adev = drm_to_adev(dev); 1492 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(encoder->crtc); 1493 int em = amdgpu_atombios_encoder_get_encoder_mode(encoder); 1494 u32 tmp; 1495 1496 /* 1497 * Two dtos: generally use dto0 for hdmi, dto1 for dp. 1498 * Express [24MHz / target pixel clock] as an exact rational 1499 * number (coefficient of two integer numbers. DCCG_AUDIO_DTOx_PHASE 1500 * is the numerator, DCCG_AUDIO_DTOx_MODULE is the denominator 1501 */ 1502 tmp = RREG32(mmDCCG_AUDIO_DTO_SOURCE); 1503 tmp = REG_SET_FIELD(tmp, DCCG_AUDIO_DTO_SOURCE, 1504 DCCG_AUDIO_DTO0_SOURCE_SEL, amdgpu_crtc->crtc_id); 1505 if (em == ATOM_ENCODER_MODE_HDMI) { 1506 tmp = REG_SET_FIELD(tmp, DCCG_AUDIO_DTO_SOURCE, 1507 DCCG_AUDIO_DTO_SEL, 0); 1508 } else if (ENCODER_MODE_IS_DP(em)) { 1509 tmp = REG_SET_FIELD(tmp, DCCG_AUDIO_DTO_SOURCE, 1510 DCCG_AUDIO_DTO_SEL, 1); 1511 } 1512 WREG32(mmDCCG_AUDIO_DTO_SOURCE, tmp); 1513 if (em == ATOM_ENCODER_MODE_HDMI) { 1514 WREG32(mmDCCG_AUDIO_DTO0_PHASE, 24000); 1515 WREG32(mmDCCG_AUDIO_DTO0_MODULE, clock); 1516 } else if (ENCODER_MODE_IS_DP(em)) { 1517 WREG32(mmDCCG_AUDIO_DTO1_PHASE, 24000); 1518 WREG32(mmDCCG_AUDIO_DTO1_MODULE, clock); 1519 } 1520 } 1521 1522 static void dce_v6_0_audio_set_packet(struct drm_encoder *encoder) 1523 { 1524 struct drm_device *dev = encoder->dev; 1525 struct amdgpu_device *adev = drm_to_adev(dev); 1526 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder); 1527 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv; 1528 u32 tmp; 1529 1530 tmp = RREG32(mmAFMT_INFOFRAME_CONTROL0 + dig->afmt->offset); 1531 tmp = REG_SET_FIELD(tmp, AFMT_INFOFRAME_CONTROL0, AFMT_AUDIO_INFO_UPDATE, 1); 1532 WREG32(mmAFMT_INFOFRAME_CONTROL0 + dig->afmt->offset, tmp); 1533 1534 tmp = RREG32(mmAFMT_60958_0 + dig->afmt->offset); 1535 tmp = REG_SET_FIELD(tmp, AFMT_60958_0, AFMT_60958_CS_CHANNEL_NUMBER_L, 1); 1536 WREG32(mmAFMT_60958_0 + dig->afmt->offset, tmp); 1537 1538 tmp = RREG32(mmAFMT_60958_1 + dig->afmt->offset); 1539 tmp = REG_SET_FIELD(tmp, AFMT_60958_1, AFMT_60958_CS_CHANNEL_NUMBER_R, 2); 1540 WREG32(mmAFMT_60958_1 + dig->afmt->offset, tmp); 1541 1542 tmp = RREG32(mmAFMT_60958_2 + dig->afmt->offset); 1543 tmp = REG_SET_FIELD(tmp, AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_2, 3); 1544 tmp = REG_SET_FIELD(tmp, AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_3, 4); 1545 tmp = REG_SET_FIELD(tmp, AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_4, 5); 1546 tmp = REG_SET_FIELD(tmp, AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_5, 6); 1547 tmp = REG_SET_FIELD(tmp, AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_6, 7); 1548 tmp = REG_SET_FIELD(tmp, AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_7, 8); 1549 WREG32(mmAFMT_60958_2 + dig->afmt->offset, tmp); 1550 1551 tmp = RREG32(mmAFMT_AUDIO_PACKET_CONTROL2 + dig->afmt->offset); 1552 tmp = REG_SET_FIELD(tmp, AFMT_AUDIO_PACKET_CONTROL2, AFMT_AUDIO_CHANNEL_ENABLE, 0xff); 1553 WREG32(mmAFMT_AUDIO_PACKET_CONTROL2 + dig->afmt->offset, tmp); 1554 1555 tmp = RREG32(mmHDMI_AUDIO_PACKET_CONTROL + dig->afmt->offset); 1556 tmp = REG_SET_FIELD(tmp, HDMI_AUDIO_PACKET_CONTROL, HDMI_AUDIO_DELAY_EN, 1); 1557 tmp = REG_SET_FIELD(tmp, HDMI_AUDIO_PACKET_CONTROL, HDMI_AUDIO_PACKETS_PER_LINE, 3); 1558 WREG32(mmHDMI_AUDIO_PACKET_CONTROL + dig->afmt->offset, tmp); 1559 1560 tmp = RREG32(mmAFMT_AUDIO_PACKET_CONTROL + dig->afmt->offset); 1561 tmp = REG_SET_FIELD(tmp, AFMT_AUDIO_PACKET_CONTROL, AFMT_RESET_FIFO_WHEN_AUDIO_DIS, 1); 1562 tmp = REG_SET_FIELD(tmp, AFMT_AUDIO_PACKET_CONTROL, AFMT_60958_CS_UPDATE, 1); 1563 WREG32(mmAFMT_AUDIO_PACKET_CONTROL + dig->afmt->offset, tmp); 1564 } 1565 1566 static void dce_v6_0_audio_set_mute(struct drm_encoder *encoder, bool mute) 1567 { 1568 struct drm_device *dev = encoder->dev; 1569 struct amdgpu_device *adev = drm_to_adev(dev); 1570 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder); 1571 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv; 1572 u32 tmp; 1573 1574 tmp = RREG32(mmHDMI_GC + dig->afmt->offset); 1575 tmp = REG_SET_FIELD(tmp, HDMI_GC, HDMI_GC_AVMUTE, mute ? 1 : 0); 1576 WREG32(mmHDMI_GC + dig->afmt->offset, tmp); 1577 } 1578 1579 static void dce_v6_0_audio_hdmi_enable(struct drm_encoder *encoder, bool enable) 1580 { 1581 struct drm_device *dev = encoder->dev; 1582 struct amdgpu_device *adev = drm_to_adev(dev); 1583 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder); 1584 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv; 1585 u32 tmp; 1586 1587 if (enable) { 1588 tmp = RREG32(mmHDMI_INFOFRAME_CONTROL0 + dig->afmt->offset); 1589 tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL0, HDMI_AVI_INFO_SEND, 1); 1590 tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL0, HDMI_AVI_INFO_CONT, 1); 1591 tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL0, HDMI_AUDIO_INFO_SEND, 1); 1592 tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL0, HDMI_AUDIO_INFO_CONT, 1); 1593 WREG32(mmHDMI_INFOFRAME_CONTROL0 + dig->afmt->offset, tmp); 1594 1595 tmp = RREG32(mmHDMI_INFOFRAME_CONTROL1 + dig->afmt->offset); 1596 tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL1, HDMI_AVI_INFO_LINE, 2); 1597 WREG32(mmHDMI_INFOFRAME_CONTROL1 + dig->afmt->offset, tmp); 1598 1599 tmp = RREG32(mmAFMT_AUDIO_PACKET_CONTROL + dig->afmt->offset); 1600 tmp = REG_SET_FIELD(tmp, AFMT_AUDIO_PACKET_CONTROL, AFMT_AUDIO_SAMPLE_SEND, 1); 1601 WREG32(mmAFMT_AUDIO_PACKET_CONTROL + dig->afmt->offset, tmp); 1602 } else { 1603 tmp = RREG32(mmHDMI_INFOFRAME_CONTROL0 + dig->afmt->offset); 1604 tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL0, HDMI_AVI_INFO_SEND, 0); 1605 tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL0, HDMI_AVI_INFO_CONT, 0); 1606 tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL0, HDMI_AUDIO_INFO_SEND, 0); 1607 tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL0, HDMI_AUDIO_INFO_CONT, 0); 1608 WREG32(mmHDMI_INFOFRAME_CONTROL0 + dig->afmt->offset, tmp); 1609 1610 tmp = RREG32(mmAFMT_AUDIO_PACKET_CONTROL + dig->afmt->offset); 1611 tmp = REG_SET_FIELD(tmp, AFMT_AUDIO_PACKET_CONTROL, AFMT_AUDIO_SAMPLE_SEND, 0); 1612 WREG32(mmAFMT_AUDIO_PACKET_CONTROL + dig->afmt->offset, tmp); 1613 } 1614 } 1615 1616 static void dce_v6_0_audio_dp_enable(struct drm_encoder *encoder, bool enable) 1617 { 1618 struct drm_device *dev = encoder->dev; 1619 struct amdgpu_device *adev = drm_to_adev(dev); 1620 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder); 1621 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv; 1622 u32 tmp; 1623 1624 if (enable) { 1625 tmp = RREG32(mmAFMT_AUDIO_PACKET_CONTROL + dig->afmt->offset); 1626 tmp = REG_SET_FIELD(tmp, AFMT_AUDIO_PACKET_CONTROL, AFMT_AUDIO_SAMPLE_SEND, 1); 1627 WREG32(mmAFMT_AUDIO_PACKET_CONTROL + dig->afmt->offset, tmp); 1628 1629 tmp = RREG32(mmDP_SEC_TIMESTAMP + dig->afmt->offset); 1630 tmp = REG_SET_FIELD(tmp, DP_SEC_TIMESTAMP, DP_SEC_TIMESTAMP_MODE, 1); 1631 WREG32(mmDP_SEC_TIMESTAMP + dig->afmt->offset, tmp); 1632 1633 tmp = RREG32(mmDP_SEC_CNTL + dig->afmt->offset); 1634 tmp = REG_SET_FIELD(tmp, DP_SEC_CNTL, DP_SEC_ASP_ENABLE, 1); 1635 tmp = REG_SET_FIELD(tmp, DP_SEC_CNTL, DP_SEC_ATP_ENABLE, 1); 1636 tmp = REG_SET_FIELD(tmp, DP_SEC_CNTL, DP_SEC_AIP_ENABLE, 1); 1637 tmp = REG_SET_FIELD(tmp, DP_SEC_CNTL, DP_SEC_STREAM_ENABLE, 1); 1638 WREG32(mmDP_SEC_CNTL + dig->afmt->offset, tmp); 1639 } else { 1640 WREG32(mmDP_SEC_CNTL + dig->afmt->offset, 0); 1641 } 1642 } 1643 1644 static void dce_v6_0_afmt_setmode(struct drm_encoder *encoder, 1645 struct drm_display_mode *mode) 1646 { 1647 struct drm_device *dev = encoder->dev; 1648 struct amdgpu_device *adev = drm_to_adev(dev); 1649 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder); 1650 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv; 1651 struct drm_connector *connector; 1652 struct drm_connector_list_iter iter; 1653 struct amdgpu_connector *amdgpu_connector = NULL; 1654 int em = amdgpu_atombios_encoder_get_encoder_mode(encoder); 1655 int bpc = 8; 1656 1657 if (!dig || !dig->afmt) 1658 return; 1659 1660 drm_connector_list_iter_begin(dev, &iter); 1661 drm_for_each_connector_iter(connector, &iter) { 1662 if (connector->encoder == encoder) { 1663 amdgpu_connector = to_amdgpu_connector(connector); 1664 break; 1665 } 1666 } 1667 drm_connector_list_iter_end(&iter); 1668 1669 if (!amdgpu_connector) { 1670 DRM_ERROR("Couldn't find encoder's connector\n"); 1671 return; 1672 } 1673 1674 if (!dig->afmt->enabled) 1675 return; 1676 1677 dig->afmt->pin = dce_v6_0_audio_get_pin(adev); 1678 if (!dig->afmt->pin) 1679 return; 1680 1681 if (encoder->crtc) { 1682 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(encoder->crtc); 1683 bpc = amdgpu_crtc->bpc; 1684 } 1685 1686 /* disable audio before setting up hw */ 1687 dce_v6_0_audio_enable(adev, dig->afmt->pin, false); 1688 1689 dce_v6_0_audio_set_mute(encoder, true); 1690 dce_v6_0_audio_write_speaker_allocation(encoder); 1691 dce_v6_0_audio_write_sad_regs(encoder); 1692 dce_v6_0_audio_write_latency_fields(encoder, mode); 1693 if (em == ATOM_ENCODER_MODE_HDMI) { 1694 dce_v6_0_audio_set_dto(encoder, mode->clock); 1695 dce_v6_0_audio_set_vbi_packet(encoder); 1696 dce_v6_0_audio_set_acr(encoder, mode->clock, bpc); 1697 } else if (ENCODER_MODE_IS_DP(em)) { 1698 dce_v6_0_audio_set_dto(encoder, adev->clock.default_dispclk * 10); 1699 } 1700 dce_v6_0_audio_set_packet(encoder); 1701 dce_v6_0_audio_select_pin(encoder); 1702 dce_v6_0_audio_set_avi_infoframe(encoder, mode); 1703 dce_v6_0_audio_set_mute(encoder, false); 1704 if (em == ATOM_ENCODER_MODE_HDMI) { 1705 dce_v6_0_audio_hdmi_enable(encoder, 1); 1706 } else if (ENCODER_MODE_IS_DP(em)) { 1707 dce_v6_0_audio_dp_enable(encoder, 1); 1708 } 1709 1710 /* enable audio after setting up hw */ 1711 dce_v6_0_audio_enable(adev, dig->afmt->pin, true); 1712 } 1713 1714 static void dce_v6_0_afmt_enable(struct drm_encoder *encoder, bool enable) 1715 { 1716 struct drm_device *dev = encoder->dev; 1717 struct amdgpu_device *adev = drm_to_adev(dev); 1718 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder); 1719 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv; 1720 1721 if (!dig || !dig->afmt) 1722 return; 1723 1724 /* Silent, r600_hdmi_enable will raise WARN for us */ 1725 if (enable && dig->afmt->enabled) 1726 return; 1727 1728 if (!enable && !dig->afmt->enabled) 1729 return; 1730 1731 if (!enable && dig->afmt->pin) { 1732 dce_v6_0_audio_enable(adev, dig->afmt->pin, false); 1733 dig->afmt->pin = NULL; 1734 } 1735 1736 dig->afmt->enabled = enable; 1737 1738 DRM_DEBUG("%sabling AFMT interface @ 0x%04X for encoder 0x%x\n", 1739 enable ? "En" : "Dis", dig->afmt->offset, amdgpu_encoder->encoder_id); 1740 } 1741 1742 static int dce_v6_0_afmt_init(struct amdgpu_device *adev) 1743 { 1744 int i, j; 1745 1746 for (i = 0; i < adev->mode_info.num_dig; i++) 1747 adev->mode_info.afmt[i] = NULL; 1748 1749 /* DCE6 has audio blocks tied to DIG encoders */ 1750 for (i = 0; i < adev->mode_info.num_dig; i++) { 1751 adev->mode_info.afmt[i] = kzalloc(sizeof(struct amdgpu_afmt), GFP_KERNEL); 1752 if (adev->mode_info.afmt[i]) { 1753 adev->mode_info.afmt[i]->offset = dig_offsets[i]; 1754 adev->mode_info.afmt[i]->id = i; 1755 } else { 1756 for (j = 0; j < i; j++) { 1757 kfree(adev->mode_info.afmt[j]); 1758 adev->mode_info.afmt[j] = NULL; 1759 } 1760 DRM_ERROR("Out of memory allocating afmt table\n"); 1761 return -ENOMEM; 1762 } 1763 } 1764 return 0; 1765 } 1766 1767 static void dce_v6_0_afmt_fini(struct amdgpu_device *adev) 1768 { 1769 int i; 1770 1771 for (i = 0; i < adev->mode_info.num_dig; i++) { 1772 kfree(adev->mode_info.afmt[i]); 1773 adev->mode_info.afmt[i] = NULL; 1774 } 1775 } 1776 1777 static const u32 vga_control_regs[6] = 1778 { 1779 mmD1VGA_CONTROL, 1780 mmD2VGA_CONTROL, 1781 mmD3VGA_CONTROL, 1782 mmD4VGA_CONTROL, 1783 mmD5VGA_CONTROL, 1784 mmD6VGA_CONTROL, 1785 }; 1786 1787 static void dce_v6_0_vga_enable(struct drm_crtc *crtc, bool enable) 1788 { 1789 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); 1790 struct drm_device *dev = crtc->dev; 1791 struct amdgpu_device *adev = drm_to_adev(dev); 1792 u32 vga_control; 1793 1794 vga_control = RREG32(vga_control_regs[amdgpu_crtc->crtc_id]) & ~1; 1795 WREG32(vga_control_regs[amdgpu_crtc->crtc_id], vga_control | (enable ? 1 : 0)); 1796 } 1797 1798 static void dce_v6_0_grph_enable(struct drm_crtc *crtc, bool enable) 1799 { 1800 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); 1801 struct drm_device *dev = crtc->dev; 1802 struct amdgpu_device *adev = drm_to_adev(dev); 1803 1804 WREG32(mmGRPH_ENABLE + amdgpu_crtc->crtc_offset, enable ? 1 : 0); 1805 } 1806 1807 static int dce_v6_0_crtc_do_set_base(struct drm_crtc *crtc, 1808 struct drm_framebuffer *fb, 1809 int x, int y, int atomic) 1810 { 1811 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); 1812 struct drm_device *dev = crtc->dev; 1813 struct amdgpu_device *adev = drm_to_adev(dev); 1814 struct drm_framebuffer *target_fb; 1815 struct drm_gem_object *obj; 1816 struct amdgpu_bo *abo; 1817 uint64_t fb_location, tiling_flags; 1818 uint32_t fb_format, fb_pitch_pixels, pipe_config; 1819 u32 fb_swap = GRPH_ENDIAN_SWAP(GRPH_ENDIAN_NONE); 1820 u32 viewport_w, viewport_h; 1821 int r; 1822 bool bypass_lut = false; 1823 struct drm_format_name_buf format_name; 1824 1825 /* no fb bound */ 1826 if (!atomic && !crtc->primary->fb) { 1827 DRM_DEBUG_KMS("No FB bound\n"); 1828 return 0; 1829 } 1830 1831 if (atomic) 1832 target_fb = fb; 1833 else 1834 target_fb = crtc->primary->fb; 1835 1836 /* If atomic, assume fb object is pinned & idle & fenced and 1837 * just update base pointers 1838 */ 1839 obj = target_fb->obj[0]; 1840 abo = gem_to_amdgpu_bo(obj); 1841 r = amdgpu_bo_reserve(abo, false); 1842 if (unlikely(r != 0)) 1843 return r; 1844 1845 if (!atomic) { 1846 r = amdgpu_bo_pin(abo, AMDGPU_GEM_DOMAIN_VRAM); 1847 if (unlikely(r != 0)) { 1848 amdgpu_bo_unreserve(abo); 1849 return -EINVAL; 1850 } 1851 } 1852 fb_location = amdgpu_bo_gpu_offset(abo); 1853 1854 amdgpu_bo_get_tiling_flags(abo, &tiling_flags); 1855 amdgpu_bo_unreserve(abo); 1856 1857 switch (target_fb->format->format) { 1858 case DRM_FORMAT_C8: 1859 fb_format = (GRPH_DEPTH(GRPH_DEPTH_8BPP) | 1860 GRPH_FORMAT(GRPH_FORMAT_INDEXED)); 1861 break; 1862 case DRM_FORMAT_XRGB4444: 1863 case DRM_FORMAT_ARGB4444: 1864 fb_format = (GRPH_DEPTH(GRPH_DEPTH_16BPP) | 1865 GRPH_FORMAT(GRPH_FORMAT_ARGB4444)); 1866 #ifdef __BIG_ENDIAN 1867 fb_swap = GRPH_ENDIAN_SWAP(GRPH_ENDIAN_8IN16); 1868 #endif 1869 break; 1870 case DRM_FORMAT_XRGB1555: 1871 case DRM_FORMAT_ARGB1555: 1872 fb_format = (GRPH_DEPTH(GRPH_DEPTH_16BPP) | 1873 GRPH_FORMAT(GRPH_FORMAT_ARGB1555)); 1874 #ifdef __BIG_ENDIAN 1875 fb_swap = GRPH_ENDIAN_SWAP(GRPH_ENDIAN_8IN16); 1876 #endif 1877 break; 1878 case DRM_FORMAT_BGRX5551: 1879 case DRM_FORMAT_BGRA5551: 1880 fb_format = (GRPH_DEPTH(GRPH_DEPTH_16BPP) | 1881 GRPH_FORMAT(GRPH_FORMAT_BGRA5551)); 1882 #ifdef __BIG_ENDIAN 1883 fb_swap = GRPH_ENDIAN_SWAP(GRPH_ENDIAN_8IN16); 1884 #endif 1885 break; 1886 case DRM_FORMAT_RGB565: 1887 fb_format = (GRPH_DEPTH(GRPH_DEPTH_16BPP) | 1888 GRPH_FORMAT(GRPH_FORMAT_ARGB565)); 1889 #ifdef __BIG_ENDIAN 1890 fb_swap = GRPH_ENDIAN_SWAP(GRPH_ENDIAN_8IN16); 1891 #endif 1892 break; 1893 case DRM_FORMAT_XRGB8888: 1894 case DRM_FORMAT_ARGB8888: 1895 fb_format = (GRPH_DEPTH(GRPH_DEPTH_32BPP) | 1896 GRPH_FORMAT(GRPH_FORMAT_ARGB8888)); 1897 #ifdef __BIG_ENDIAN 1898 fb_swap = GRPH_ENDIAN_SWAP(GRPH_ENDIAN_8IN32); 1899 #endif 1900 break; 1901 case DRM_FORMAT_XRGB2101010: 1902 case DRM_FORMAT_ARGB2101010: 1903 fb_format = (GRPH_DEPTH(GRPH_DEPTH_32BPP) | 1904 GRPH_FORMAT(GRPH_FORMAT_ARGB2101010)); 1905 #ifdef __BIG_ENDIAN 1906 fb_swap = GRPH_ENDIAN_SWAP(GRPH_ENDIAN_8IN32); 1907 #endif 1908 /* Greater 8 bpc fb needs to bypass hw-lut to retain precision */ 1909 bypass_lut = true; 1910 break; 1911 case DRM_FORMAT_BGRX1010102: 1912 case DRM_FORMAT_BGRA1010102: 1913 fb_format = (GRPH_DEPTH(GRPH_DEPTH_32BPP) | 1914 GRPH_FORMAT(GRPH_FORMAT_BGRA1010102)); 1915 #ifdef __BIG_ENDIAN 1916 fb_swap = GRPH_ENDIAN_SWAP(GRPH_ENDIAN_8IN32); 1917 #endif 1918 /* Greater 8 bpc fb needs to bypass hw-lut to retain precision */ 1919 bypass_lut = true; 1920 break; 1921 case DRM_FORMAT_XBGR8888: 1922 case DRM_FORMAT_ABGR8888: 1923 fb_format = (GRPH_DEPTH(GRPH_DEPTH_32BPP) | 1924 GRPH_FORMAT(GRPH_FORMAT_ARGB8888)); 1925 fb_swap = (GRPH_RED_CROSSBAR(GRPH_RED_SEL_B) | 1926 GRPH_BLUE_CROSSBAR(GRPH_BLUE_SEL_R)); 1927 #ifdef __BIG_ENDIAN 1928 fb_swap |= GRPH_ENDIAN_SWAP(GRPH_ENDIAN_8IN32); 1929 #endif 1930 break; 1931 default: 1932 DRM_ERROR("Unsupported screen format %s\n", 1933 drm_get_format_name(target_fb->format->format, &format_name)); 1934 return -EINVAL; 1935 } 1936 1937 if (AMDGPU_TILING_GET(tiling_flags, ARRAY_MODE) == ARRAY_2D_TILED_THIN1) { 1938 unsigned bankw, bankh, mtaspect, tile_split, num_banks; 1939 1940 bankw = AMDGPU_TILING_GET(tiling_flags, BANK_WIDTH); 1941 bankh = AMDGPU_TILING_GET(tiling_flags, BANK_HEIGHT); 1942 mtaspect = AMDGPU_TILING_GET(tiling_flags, MACRO_TILE_ASPECT); 1943 tile_split = AMDGPU_TILING_GET(tiling_flags, TILE_SPLIT); 1944 num_banks = AMDGPU_TILING_GET(tiling_flags, NUM_BANKS); 1945 1946 fb_format |= GRPH_NUM_BANKS(num_banks); 1947 fb_format |= GRPH_ARRAY_MODE(GRPH_ARRAY_2D_TILED_THIN1); 1948 fb_format |= GRPH_TILE_SPLIT(tile_split); 1949 fb_format |= GRPH_BANK_WIDTH(bankw); 1950 fb_format |= GRPH_BANK_HEIGHT(bankh); 1951 fb_format |= GRPH_MACRO_TILE_ASPECT(mtaspect); 1952 } else if (AMDGPU_TILING_GET(tiling_flags, ARRAY_MODE) == ARRAY_1D_TILED_THIN1) { 1953 fb_format |= GRPH_ARRAY_MODE(GRPH_ARRAY_1D_TILED_THIN1); 1954 } 1955 1956 pipe_config = AMDGPU_TILING_GET(tiling_flags, PIPE_CONFIG); 1957 fb_format |= GRPH_PIPE_CONFIG(pipe_config); 1958 1959 dce_v6_0_vga_enable(crtc, false); 1960 1961 /* Make sure surface address is updated at vertical blank rather than 1962 * horizontal blank 1963 */ 1964 WREG32(mmGRPH_FLIP_CONTROL + amdgpu_crtc->crtc_offset, 0); 1965 1966 WREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS_HIGH + amdgpu_crtc->crtc_offset, 1967 upper_32_bits(fb_location)); 1968 WREG32(mmGRPH_SECONDARY_SURFACE_ADDRESS_HIGH + amdgpu_crtc->crtc_offset, 1969 upper_32_bits(fb_location)); 1970 WREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS + amdgpu_crtc->crtc_offset, 1971 (u32)fb_location & GRPH_PRIMARY_SURFACE_ADDRESS__GRPH_PRIMARY_SURFACE_ADDRESS_MASK); 1972 WREG32(mmGRPH_SECONDARY_SURFACE_ADDRESS + amdgpu_crtc->crtc_offset, 1973 (u32) fb_location & GRPH_PRIMARY_SURFACE_ADDRESS__GRPH_PRIMARY_SURFACE_ADDRESS_MASK); 1974 WREG32(mmGRPH_CONTROL + amdgpu_crtc->crtc_offset, fb_format); 1975 WREG32(mmGRPH_SWAP_CNTL + amdgpu_crtc->crtc_offset, fb_swap); 1976 1977 /* 1978 * The LUT only has 256 slots for indexing by a 8 bpc fb. Bypass the LUT 1979 * for > 8 bpc scanout to avoid truncation of fb indices to 8 msb's, to 1980 * retain the full precision throughout the pipeline. 1981 */ 1982 WREG32_P(mmGRPH_LUT_10BIT_BYPASS + amdgpu_crtc->crtc_offset, 1983 (bypass_lut ? GRPH_LUT_10BIT_BYPASS__GRPH_LUT_10BIT_BYPASS_EN_MASK : 0), 1984 ~GRPH_LUT_10BIT_BYPASS__GRPH_LUT_10BIT_BYPASS_EN_MASK); 1985 1986 if (bypass_lut) 1987 DRM_DEBUG_KMS("Bypassing hardware LUT due to 10 bit fb scanout.\n"); 1988 1989 WREG32(mmGRPH_SURFACE_OFFSET_X + amdgpu_crtc->crtc_offset, 0); 1990 WREG32(mmGRPH_SURFACE_OFFSET_Y + amdgpu_crtc->crtc_offset, 0); 1991 WREG32(mmGRPH_X_START + amdgpu_crtc->crtc_offset, 0); 1992 WREG32(mmGRPH_Y_START + amdgpu_crtc->crtc_offset, 0); 1993 WREG32(mmGRPH_X_END + amdgpu_crtc->crtc_offset, target_fb->width); 1994 WREG32(mmGRPH_Y_END + amdgpu_crtc->crtc_offset, target_fb->height); 1995 1996 fb_pitch_pixels = target_fb->pitches[0] / target_fb->format->cpp[0]; 1997 WREG32(mmGRPH_PITCH + amdgpu_crtc->crtc_offset, fb_pitch_pixels); 1998 1999 dce_v6_0_grph_enable(crtc, true); 2000 2001 WREG32(mmDESKTOP_HEIGHT + amdgpu_crtc->crtc_offset, 2002 target_fb->height); 2003 x &= ~3; 2004 y &= ~1; 2005 WREG32(mmVIEWPORT_START + amdgpu_crtc->crtc_offset, 2006 (x << 16) | y); 2007 viewport_w = crtc->mode.hdisplay; 2008 viewport_h = (crtc->mode.vdisplay + 1) & ~1; 2009 2010 WREG32(mmVIEWPORT_SIZE + amdgpu_crtc->crtc_offset, 2011 (viewport_w << 16) | viewport_h); 2012 2013 /* set pageflip to happen anywhere in vblank interval */ 2014 WREG32(mmMASTER_UPDATE_MODE + amdgpu_crtc->crtc_offset, 0); 2015 2016 if (!atomic && fb && fb != crtc->primary->fb) { 2017 abo = gem_to_amdgpu_bo(fb->obj[0]); 2018 r = amdgpu_bo_reserve(abo, true); 2019 if (unlikely(r != 0)) 2020 return r; 2021 amdgpu_bo_unpin(abo); 2022 amdgpu_bo_unreserve(abo); 2023 } 2024 2025 /* Bytes per pixel may have changed */ 2026 dce_v6_0_bandwidth_update(adev); 2027 2028 return 0; 2029 2030 } 2031 2032 static void dce_v6_0_set_interleave(struct drm_crtc *crtc, 2033 struct drm_display_mode *mode) 2034 { 2035 struct drm_device *dev = crtc->dev; 2036 struct amdgpu_device *adev = drm_to_adev(dev); 2037 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); 2038 2039 if (mode->flags & DRM_MODE_FLAG_INTERLACE) 2040 WREG32(mmDATA_FORMAT + amdgpu_crtc->crtc_offset, 2041 INTERLEAVE_EN); 2042 else 2043 WREG32(mmDATA_FORMAT + amdgpu_crtc->crtc_offset, 0); 2044 } 2045 2046 static void dce_v6_0_crtc_load_lut(struct drm_crtc *crtc) 2047 { 2048 2049 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); 2050 struct drm_device *dev = crtc->dev; 2051 struct amdgpu_device *adev = drm_to_adev(dev); 2052 u16 *r, *g, *b; 2053 int i; 2054 2055 DRM_DEBUG_KMS("%d\n", amdgpu_crtc->crtc_id); 2056 2057 WREG32(mmINPUT_CSC_CONTROL + amdgpu_crtc->crtc_offset, 2058 ((0 << INPUT_CSC_CONTROL__INPUT_CSC_GRPH_MODE__SHIFT) | 2059 (0 << INPUT_CSC_CONTROL__INPUT_CSC_OVL_MODE__SHIFT))); 2060 WREG32(mmPRESCALE_GRPH_CONTROL + amdgpu_crtc->crtc_offset, 2061 PRESCALE_GRPH_CONTROL__GRPH_PRESCALE_BYPASS_MASK); 2062 WREG32(mmPRESCALE_OVL_CONTROL + amdgpu_crtc->crtc_offset, 2063 PRESCALE_OVL_CONTROL__OVL_PRESCALE_BYPASS_MASK); 2064 WREG32(mmINPUT_GAMMA_CONTROL + amdgpu_crtc->crtc_offset, 2065 ((0 << INPUT_GAMMA_CONTROL__GRPH_INPUT_GAMMA_MODE__SHIFT) | 2066 (0 << INPUT_GAMMA_CONTROL__OVL_INPUT_GAMMA_MODE__SHIFT))); 2067 2068 WREG32(mmDC_LUT_CONTROL + amdgpu_crtc->crtc_offset, 0); 2069 2070 WREG32(mmDC_LUT_BLACK_OFFSET_BLUE + amdgpu_crtc->crtc_offset, 0); 2071 WREG32(mmDC_LUT_BLACK_OFFSET_GREEN + amdgpu_crtc->crtc_offset, 0); 2072 WREG32(mmDC_LUT_BLACK_OFFSET_RED + amdgpu_crtc->crtc_offset, 0); 2073 2074 WREG32(mmDC_LUT_WHITE_OFFSET_BLUE + amdgpu_crtc->crtc_offset, 0xffff); 2075 WREG32(mmDC_LUT_WHITE_OFFSET_GREEN + amdgpu_crtc->crtc_offset, 0xffff); 2076 WREG32(mmDC_LUT_WHITE_OFFSET_RED + amdgpu_crtc->crtc_offset, 0xffff); 2077 2078 WREG32(mmDC_LUT_RW_MODE + amdgpu_crtc->crtc_offset, 0); 2079 WREG32(mmDC_LUT_WRITE_EN_MASK + amdgpu_crtc->crtc_offset, 0x00000007); 2080 2081 WREG32(mmDC_LUT_RW_INDEX + amdgpu_crtc->crtc_offset, 0); 2082 r = crtc->gamma_store; 2083 g = r + crtc->gamma_size; 2084 b = g + crtc->gamma_size; 2085 for (i = 0; i < 256; i++) { 2086 WREG32(mmDC_LUT_30_COLOR + amdgpu_crtc->crtc_offset, 2087 ((*r++ & 0xffc0) << 14) | 2088 ((*g++ & 0xffc0) << 4) | 2089 (*b++ >> 6)); 2090 } 2091 2092 WREG32(mmDEGAMMA_CONTROL + amdgpu_crtc->crtc_offset, 2093 ((0 << DEGAMMA_CONTROL__GRPH_DEGAMMA_MODE__SHIFT) | 2094 (0 << DEGAMMA_CONTROL__OVL_DEGAMMA_MODE__SHIFT) | 2095 ICON_DEGAMMA_MODE(0) | 2096 (0 << DEGAMMA_CONTROL__CURSOR_DEGAMMA_MODE__SHIFT))); 2097 WREG32(mmGAMUT_REMAP_CONTROL + amdgpu_crtc->crtc_offset, 2098 ((0 << GAMUT_REMAP_CONTROL__GRPH_GAMUT_REMAP_MODE__SHIFT) | 2099 (0 << GAMUT_REMAP_CONTROL__OVL_GAMUT_REMAP_MODE__SHIFT))); 2100 WREG32(mmREGAMMA_CONTROL + amdgpu_crtc->crtc_offset, 2101 ((0 << REGAMMA_CONTROL__GRPH_REGAMMA_MODE__SHIFT) | 2102 (0 << REGAMMA_CONTROL__OVL_REGAMMA_MODE__SHIFT))); 2103 WREG32(mmOUTPUT_CSC_CONTROL + amdgpu_crtc->crtc_offset, 2104 ((0 << OUTPUT_CSC_CONTROL__OUTPUT_CSC_GRPH_MODE__SHIFT) | 2105 (0 << OUTPUT_CSC_CONTROL__OUTPUT_CSC_OVL_MODE__SHIFT))); 2106 /* XXX match this to the depth of the crtc fmt block, move to modeset? */ 2107 WREG32(0x1a50 + amdgpu_crtc->crtc_offset, 0); 2108 2109 2110 } 2111 2112 static int dce_v6_0_pick_dig_encoder(struct drm_encoder *encoder) 2113 { 2114 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder); 2115 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv; 2116 2117 switch (amdgpu_encoder->encoder_id) { 2118 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY: 2119 return dig->linkb ? 1 : 0; 2120 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1: 2121 return dig->linkb ? 3 : 2; 2122 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2: 2123 return dig->linkb ? 5 : 4; 2124 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3: 2125 return 6; 2126 default: 2127 DRM_ERROR("invalid encoder_id: 0x%x\n", amdgpu_encoder->encoder_id); 2128 return 0; 2129 } 2130 } 2131 2132 /** 2133 * dce_v6_0_pick_pll - Allocate a PPLL for use by the crtc. 2134 * 2135 * @crtc: drm crtc 2136 * 2137 * Returns the PPLL (Pixel PLL) to be used by the crtc. For DP monitors 2138 * a single PPLL can be used for all DP crtcs/encoders. For non-DP 2139 * monitors a dedicated PPLL must be used. If a particular board has 2140 * an external DP PLL, return ATOM_PPLL_INVALID to skip PLL programming 2141 * as there is no need to program the PLL itself. If we are not able to 2142 * allocate a PLL, return ATOM_PPLL_INVALID to skip PLL programming to 2143 * avoid messing up an existing monitor. 2144 * 2145 * 2146 */ 2147 static u32 dce_v6_0_pick_pll(struct drm_crtc *crtc) 2148 { 2149 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); 2150 struct drm_device *dev = crtc->dev; 2151 struct amdgpu_device *adev = drm_to_adev(dev); 2152 u32 pll_in_use; 2153 int pll; 2154 2155 if (ENCODER_MODE_IS_DP(amdgpu_atombios_encoder_get_encoder_mode(amdgpu_crtc->encoder))) { 2156 if (adev->clock.dp_extclk) 2157 /* skip PPLL programming if using ext clock */ 2158 return ATOM_PPLL_INVALID; 2159 else 2160 return ATOM_PPLL0; 2161 } else { 2162 /* use the same PPLL for all monitors with the same clock */ 2163 pll = amdgpu_pll_get_shared_nondp_ppll(crtc); 2164 if (pll != ATOM_PPLL_INVALID) 2165 return pll; 2166 } 2167 2168 /* PPLL1, and PPLL2 */ 2169 pll_in_use = amdgpu_pll_get_use_mask(crtc); 2170 if (!(pll_in_use & (1 << ATOM_PPLL2))) 2171 return ATOM_PPLL2; 2172 if (!(pll_in_use & (1 << ATOM_PPLL1))) 2173 return ATOM_PPLL1; 2174 DRM_ERROR("unable to allocate a PPLL\n"); 2175 return ATOM_PPLL_INVALID; 2176 } 2177 2178 static void dce_v6_0_lock_cursor(struct drm_crtc *crtc, bool lock) 2179 { 2180 struct amdgpu_device *adev = drm_to_adev(crtc->dev); 2181 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); 2182 uint32_t cur_lock; 2183 2184 cur_lock = RREG32(mmCUR_UPDATE + amdgpu_crtc->crtc_offset); 2185 if (lock) 2186 cur_lock |= CUR_UPDATE__CURSOR_UPDATE_LOCK_MASK; 2187 else 2188 cur_lock &= ~CUR_UPDATE__CURSOR_UPDATE_LOCK_MASK; 2189 WREG32(mmCUR_UPDATE + amdgpu_crtc->crtc_offset, cur_lock); 2190 } 2191 2192 static void dce_v6_0_hide_cursor(struct drm_crtc *crtc) 2193 { 2194 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); 2195 struct amdgpu_device *adev = drm_to_adev(crtc->dev); 2196 2197 WREG32(mmCUR_CONTROL + amdgpu_crtc->crtc_offset, 2198 (CURSOR_24_8_PRE_MULT << CUR_CONTROL__CURSOR_MODE__SHIFT) | 2199 (CURSOR_URGENT_1_2 << CUR_CONTROL__CURSOR_URGENT_CONTROL__SHIFT)); 2200 2201 2202 } 2203 2204 static void dce_v6_0_show_cursor(struct drm_crtc *crtc) 2205 { 2206 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); 2207 struct amdgpu_device *adev = drm_to_adev(crtc->dev); 2208 2209 WREG32(mmCUR_SURFACE_ADDRESS_HIGH + amdgpu_crtc->crtc_offset, 2210 upper_32_bits(amdgpu_crtc->cursor_addr)); 2211 WREG32(mmCUR_SURFACE_ADDRESS + amdgpu_crtc->crtc_offset, 2212 lower_32_bits(amdgpu_crtc->cursor_addr)); 2213 2214 WREG32(mmCUR_CONTROL + amdgpu_crtc->crtc_offset, 2215 CUR_CONTROL__CURSOR_EN_MASK | 2216 (CURSOR_24_8_PRE_MULT << CUR_CONTROL__CURSOR_MODE__SHIFT) | 2217 (CURSOR_URGENT_1_2 << CUR_CONTROL__CURSOR_URGENT_CONTROL__SHIFT)); 2218 2219 } 2220 2221 static int dce_v6_0_cursor_move_locked(struct drm_crtc *crtc, 2222 int x, int y) 2223 { 2224 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); 2225 struct amdgpu_device *adev = drm_to_adev(crtc->dev); 2226 int xorigin = 0, yorigin = 0; 2227 2228 int w = amdgpu_crtc->cursor_width; 2229 2230 amdgpu_crtc->cursor_x = x; 2231 amdgpu_crtc->cursor_y = y; 2232 2233 /* avivo cursor are offset into the total surface */ 2234 x += crtc->x; 2235 y += crtc->y; 2236 DRM_DEBUG("x %d y %d c->x %d c->y %d\n", x, y, crtc->x, crtc->y); 2237 2238 if (x < 0) { 2239 xorigin = min(-x, amdgpu_crtc->max_cursor_width - 1); 2240 x = 0; 2241 } 2242 if (y < 0) { 2243 yorigin = min(-y, amdgpu_crtc->max_cursor_height - 1); 2244 y = 0; 2245 } 2246 2247 WREG32(mmCUR_POSITION + amdgpu_crtc->crtc_offset, (x << 16) | y); 2248 WREG32(mmCUR_HOT_SPOT + amdgpu_crtc->crtc_offset, (xorigin << 16) | yorigin); 2249 WREG32(mmCUR_SIZE + amdgpu_crtc->crtc_offset, 2250 ((w - 1) << 16) | (amdgpu_crtc->cursor_height - 1)); 2251 2252 return 0; 2253 } 2254 2255 static int dce_v6_0_crtc_cursor_move(struct drm_crtc *crtc, 2256 int x, int y) 2257 { 2258 int ret; 2259 2260 dce_v6_0_lock_cursor(crtc, true); 2261 ret = dce_v6_0_cursor_move_locked(crtc, x, y); 2262 dce_v6_0_lock_cursor(crtc, false); 2263 2264 return ret; 2265 } 2266 2267 static int dce_v6_0_crtc_cursor_set2(struct drm_crtc *crtc, 2268 struct drm_file *file_priv, 2269 uint32_t handle, 2270 uint32_t width, 2271 uint32_t height, 2272 int32_t hot_x, 2273 int32_t hot_y) 2274 { 2275 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); 2276 struct drm_gem_object *obj; 2277 struct amdgpu_bo *aobj; 2278 int ret; 2279 2280 if (!handle) { 2281 /* turn off cursor */ 2282 dce_v6_0_hide_cursor(crtc); 2283 obj = NULL; 2284 goto unpin; 2285 } 2286 2287 if ((width > amdgpu_crtc->max_cursor_width) || 2288 (height > amdgpu_crtc->max_cursor_height)) { 2289 DRM_ERROR("bad cursor width or height %d x %d\n", width, height); 2290 return -EINVAL; 2291 } 2292 2293 obj = drm_gem_object_lookup(file_priv, handle); 2294 if (!obj) { 2295 DRM_ERROR("Cannot find cursor object %x for crtc %d\n", handle, amdgpu_crtc->crtc_id); 2296 return -ENOENT; 2297 } 2298 2299 aobj = gem_to_amdgpu_bo(obj); 2300 ret = amdgpu_bo_reserve(aobj, false); 2301 if (ret != 0) { 2302 drm_gem_object_put(obj); 2303 return ret; 2304 } 2305 2306 ret = amdgpu_bo_pin(aobj, AMDGPU_GEM_DOMAIN_VRAM); 2307 amdgpu_bo_unreserve(aobj); 2308 if (ret) { 2309 DRM_ERROR("Failed to pin new cursor BO (%d)\n", ret); 2310 drm_gem_object_put(obj); 2311 return ret; 2312 } 2313 amdgpu_crtc->cursor_addr = amdgpu_bo_gpu_offset(aobj); 2314 2315 dce_v6_0_lock_cursor(crtc, true); 2316 2317 if (width != amdgpu_crtc->cursor_width || 2318 height != amdgpu_crtc->cursor_height || 2319 hot_x != amdgpu_crtc->cursor_hot_x || 2320 hot_y != amdgpu_crtc->cursor_hot_y) { 2321 int x, y; 2322 2323 x = amdgpu_crtc->cursor_x + amdgpu_crtc->cursor_hot_x - hot_x; 2324 y = amdgpu_crtc->cursor_y + amdgpu_crtc->cursor_hot_y - hot_y; 2325 2326 dce_v6_0_cursor_move_locked(crtc, x, y); 2327 2328 amdgpu_crtc->cursor_width = width; 2329 amdgpu_crtc->cursor_height = height; 2330 amdgpu_crtc->cursor_hot_x = hot_x; 2331 amdgpu_crtc->cursor_hot_y = hot_y; 2332 } 2333 2334 dce_v6_0_show_cursor(crtc); 2335 dce_v6_0_lock_cursor(crtc, false); 2336 2337 unpin: 2338 if (amdgpu_crtc->cursor_bo) { 2339 struct amdgpu_bo *aobj = gem_to_amdgpu_bo(amdgpu_crtc->cursor_bo); 2340 ret = amdgpu_bo_reserve(aobj, true); 2341 if (likely(ret == 0)) { 2342 amdgpu_bo_unpin(aobj); 2343 amdgpu_bo_unreserve(aobj); 2344 } 2345 drm_gem_object_put(amdgpu_crtc->cursor_bo); 2346 } 2347 2348 amdgpu_crtc->cursor_bo = obj; 2349 return 0; 2350 } 2351 2352 static void dce_v6_0_cursor_reset(struct drm_crtc *crtc) 2353 { 2354 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); 2355 2356 if (amdgpu_crtc->cursor_bo) { 2357 dce_v6_0_lock_cursor(crtc, true); 2358 2359 dce_v6_0_cursor_move_locked(crtc, amdgpu_crtc->cursor_x, 2360 amdgpu_crtc->cursor_y); 2361 2362 dce_v6_0_show_cursor(crtc); 2363 dce_v6_0_lock_cursor(crtc, false); 2364 } 2365 } 2366 2367 static int dce_v6_0_crtc_gamma_set(struct drm_crtc *crtc, u16 *red, u16 *green, 2368 u16 *blue, uint32_t size, 2369 struct drm_modeset_acquire_ctx *ctx) 2370 { 2371 dce_v6_0_crtc_load_lut(crtc); 2372 2373 return 0; 2374 } 2375 2376 static void dce_v6_0_crtc_destroy(struct drm_crtc *crtc) 2377 { 2378 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); 2379 2380 drm_crtc_cleanup(crtc); 2381 kfree(amdgpu_crtc); 2382 } 2383 2384 static const struct drm_crtc_funcs dce_v6_0_crtc_funcs = { 2385 .cursor_set2 = dce_v6_0_crtc_cursor_set2, 2386 .cursor_move = dce_v6_0_crtc_cursor_move, 2387 .gamma_set = dce_v6_0_crtc_gamma_set, 2388 .set_config = amdgpu_display_crtc_set_config, 2389 .destroy = dce_v6_0_crtc_destroy, 2390 .page_flip_target = amdgpu_display_crtc_page_flip_target, 2391 .get_vblank_counter = amdgpu_get_vblank_counter_kms, 2392 .enable_vblank = amdgpu_enable_vblank_kms, 2393 .disable_vblank = amdgpu_disable_vblank_kms, 2394 .get_vblank_timestamp = drm_crtc_vblank_helper_get_vblank_timestamp, 2395 }; 2396 2397 static void dce_v6_0_crtc_dpms(struct drm_crtc *crtc, int mode) 2398 { 2399 struct drm_device *dev = crtc->dev; 2400 struct amdgpu_device *adev = drm_to_adev(dev); 2401 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); 2402 unsigned type; 2403 2404 switch (mode) { 2405 case DRM_MODE_DPMS_ON: 2406 amdgpu_crtc->enabled = true; 2407 amdgpu_atombios_crtc_enable(crtc, ATOM_ENABLE); 2408 amdgpu_atombios_crtc_blank(crtc, ATOM_DISABLE); 2409 /* Make sure VBLANK and PFLIP interrupts are still enabled */ 2410 type = amdgpu_display_crtc_idx_to_irq_type(adev, 2411 amdgpu_crtc->crtc_id); 2412 amdgpu_irq_update(adev, &adev->crtc_irq, type); 2413 amdgpu_irq_update(adev, &adev->pageflip_irq, type); 2414 drm_crtc_vblank_on(crtc); 2415 dce_v6_0_crtc_load_lut(crtc); 2416 break; 2417 case DRM_MODE_DPMS_STANDBY: 2418 case DRM_MODE_DPMS_SUSPEND: 2419 case DRM_MODE_DPMS_OFF: 2420 drm_crtc_vblank_off(crtc); 2421 if (amdgpu_crtc->enabled) 2422 amdgpu_atombios_crtc_blank(crtc, ATOM_ENABLE); 2423 amdgpu_atombios_crtc_enable(crtc, ATOM_DISABLE); 2424 amdgpu_crtc->enabled = false; 2425 break; 2426 } 2427 /* adjust pm to dpms */ 2428 amdgpu_pm_compute_clocks(adev); 2429 } 2430 2431 static void dce_v6_0_crtc_prepare(struct drm_crtc *crtc) 2432 { 2433 /* disable crtc pair power gating before programming */ 2434 amdgpu_atombios_crtc_powergate(crtc, ATOM_DISABLE); 2435 amdgpu_atombios_crtc_lock(crtc, ATOM_ENABLE); 2436 dce_v6_0_crtc_dpms(crtc, DRM_MODE_DPMS_OFF); 2437 } 2438 2439 static void dce_v6_0_crtc_commit(struct drm_crtc *crtc) 2440 { 2441 dce_v6_0_crtc_dpms(crtc, DRM_MODE_DPMS_ON); 2442 amdgpu_atombios_crtc_lock(crtc, ATOM_DISABLE); 2443 } 2444 2445 static void dce_v6_0_crtc_disable(struct drm_crtc *crtc) 2446 { 2447 2448 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); 2449 struct drm_device *dev = crtc->dev; 2450 struct amdgpu_device *adev = drm_to_adev(dev); 2451 struct amdgpu_atom_ss ss; 2452 int i; 2453 2454 dce_v6_0_crtc_dpms(crtc, DRM_MODE_DPMS_OFF); 2455 if (crtc->primary->fb) { 2456 int r; 2457 struct amdgpu_bo *abo; 2458 2459 abo = gem_to_amdgpu_bo(crtc->primary->fb->obj[0]); 2460 r = amdgpu_bo_reserve(abo, true); 2461 if (unlikely(r)) 2462 DRM_ERROR("failed to reserve abo before unpin\n"); 2463 else { 2464 amdgpu_bo_unpin(abo); 2465 amdgpu_bo_unreserve(abo); 2466 } 2467 } 2468 /* disable the GRPH */ 2469 dce_v6_0_grph_enable(crtc, false); 2470 2471 amdgpu_atombios_crtc_powergate(crtc, ATOM_ENABLE); 2472 2473 for (i = 0; i < adev->mode_info.num_crtc; i++) { 2474 if (adev->mode_info.crtcs[i] && 2475 adev->mode_info.crtcs[i]->enabled && 2476 i != amdgpu_crtc->crtc_id && 2477 amdgpu_crtc->pll_id == adev->mode_info.crtcs[i]->pll_id) { 2478 /* one other crtc is using this pll don't turn 2479 * off the pll 2480 */ 2481 goto done; 2482 } 2483 } 2484 2485 switch (amdgpu_crtc->pll_id) { 2486 case ATOM_PPLL1: 2487 case ATOM_PPLL2: 2488 /* disable the ppll */ 2489 amdgpu_atombios_crtc_program_pll(crtc, amdgpu_crtc->crtc_id, amdgpu_crtc->pll_id, 2490 0, 0, ATOM_DISABLE, 0, 0, 0, 0, 0, false, &ss); 2491 break; 2492 default: 2493 break; 2494 } 2495 done: 2496 amdgpu_crtc->pll_id = ATOM_PPLL_INVALID; 2497 amdgpu_crtc->adjusted_clock = 0; 2498 amdgpu_crtc->encoder = NULL; 2499 amdgpu_crtc->connector = NULL; 2500 } 2501 2502 static int dce_v6_0_crtc_mode_set(struct drm_crtc *crtc, 2503 struct drm_display_mode *mode, 2504 struct drm_display_mode *adjusted_mode, 2505 int x, int y, struct drm_framebuffer *old_fb) 2506 { 2507 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); 2508 2509 if (!amdgpu_crtc->adjusted_clock) 2510 return -EINVAL; 2511 2512 amdgpu_atombios_crtc_set_pll(crtc, adjusted_mode); 2513 amdgpu_atombios_crtc_set_dtd_timing(crtc, adjusted_mode); 2514 dce_v6_0_crtc_do_set_base(crtc, old_fb, x, y, 0); 2515 amdgpu_atombios_crtc_overscan_setup(crtc, mode, adjusted_mode); 2516 amdgpu_atombios_crtc_scaler_setup(crtc); 2517 dce_v6_0_cursor_reset(crtc); 2518 /* update the hw version fpr dpm */ 2519 amdgpu_crtc->hw_mode = *adjusted_mode; 2520 2521 return 0; 2522 } 2523 2524 static bool dce_v6_0_crtc_mode_fixup(struct drm_crtc *crtc, 2525 const struct drm_display_mode *mode, 2526 struct drm_display_mode *adjusted_mode) 2527 { 2528 2529 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); 2530 struct drm_device *dev = crtc->dev; 2531 struct drm_encoder *encoder; 2532 2533 /* assign the encoder to the amdgpu crtc to avoid repeated lookups later */ 2534 list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) { 2535 if (encoder->crtc == crtc) { 2536 amdgpu_crtc->encoder = encoder; 2537 amdgpu_crtc->connector = amdgpu_get_connector_for_encoder(encoder); 2538 break; 2539 } 2540 } 2541 if ((amdgpu_crtc->encoder == NULL) || (amdgpu_crtc->connector == NULL)) { 2542 amdgpu_crtc->encoder = NULL; 2543 amdgpu_crtc->connector = NULL; 2544 return false; 2545 } 2546 if (!amdgpu_display_crtc_scaling_mode_fixup(crtc, mode, adjusted_mode)) 2547 return false; 2548 if (amdgpu_atombios_crtc_prepare_pll(crtc, adjusted_mode)) 2549 return false; 2550 /* pick pll */ 2551 amdgpu_crtc->pll_id = dce_v6_0_pick_pll(crtc); 2552 /* if we can't get a PPLL for a non-DP encoder, fail */ 2553 if ((amdgpu_crtc->pll_id == ATOM_PPLL_INVALID) && 2554 !ENCODER_MODE_IS_DP(amdgpu_atombios_encoder_get_encoder_mode(amdgpu_crtc->encoder))) 2555 return false; 2556 2557 return true; 2558 } 2559 2560 static int dce_v6_0_crtc_set_base(struct drm_crtc *crtc, int x, int y, 2561 struct drm_framebuffer *old_fb) 2562 { 2563 return dce_v6_0_crtc_do_set_base(crtc, old_fb, x, y, 0); 2564 } 2565 2566 static int dce_v6_0_crtc_set_base_atomic(struct drm_crtc *crtc, 2567 struct drm_framebuffer *fb, 2568 int x, int y, enum mode_set_atomic state) 2569 { 2570 return dce_v6_0_crtc_do_set_base(crtc, fb, x, y, 1); 2571 } 2572 2573 static const struct drm_crtc_helper_funcs dce_v6_0_crtc_helper_funcs = { 2574 .dpms = dce_v6_0_crtc_dpms, 2575 .mode_fixup = dce_v6_0_crtc_mode_fixup, 2576 .mode_set = dce_v6_0_crtc_mode_set, 2577 .mode_set_base = dce_v6_0_crtc_set_base, 2578 .mode_set_base_atomic = dce_v6_0_crtc_set_base_atomic, 2579 .prepare = dce_v6_0_crtc_prepare, 2580 .commit = dce_v6_0_crtc_commit, 2581 .disable = dce_v6_0_crtc_disable, 2582 .get_scanout_position = amdgpu_crtc_get_scanout_position, 2583 }; 2584 2585 static int dce_v6_0_crtc_init(struct amdgpu_device *adev, int index) 2586 { 2587 struct amdgpu_crtc *amdgpu_crtc; 2588 2589 amdgpu_crtc = kzalloc(sizeof(struct amdgpu_crtc) + 2590 (AMDGPUFB_CONN_LIMIT * sizeof(struct drm_connector *)), GFP_KERNEL); 2591 if (amdgpu_crtc == NULL) 2592 return -ENOMEM; 2593 2594 drm_crtc_init(adev_to_drm(adev), &amdgpu_crtc->base, &dce_v6_0_crtc_funcs); 2595 2596 drm_mode_crtc_set_gamma_size(&amdgpu_crtc->base, 256); 2597 amdgpu_crtc->crtc_id = index; 2598 adev->mode_info.crtcs[index] = amdgpu_crtc; 2599 2600 amdgpu_crtc->max_cursor_width = CURSOR_WIDTH; 2601 amdgpu_crtc->max_cursor_height = CURSOR_HEIGHT; 2602 adev_to_drm(adev)->mode_config.cursor_width = amdgpu_crtc->max_cursor_width; 2603 adev_to_drm(adev)->mode_config.cursor_height = amdgpu_crtc->max_cursor_height; 2604 2605 amdgpu_crtc->crtc_offset = crtc_offsets[amdgpu_crtc->crtc_id]; 2606 2607 amdgpu_crtc->pll_id = ATOM_PPLL_INVALID; 2608 amdgpu_crtc->adjusted_clock = 0; 2609 amdgpu_crtc->encoder = NULL; 2610 amdgpu_crtc->connector = NULL; 2611 drm_crtc_helper_add(&amdgpu_crtc->base, &dce_v6_0_crtc_helper_funcs); 2612 2613 return 0; 2614 } 2615 2616 static int dce_v6_0_early_init(void *handle) 2617 { 2618 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 2619 2620 adev->audio_endpt_rreg = &dce_v6_0_audio_endpt_rreg; 2621 adev->audio_endpt_wreg = &dce_v6_0_audio_endpt_wreg; 2622 2623 dce_v6_0_set_display_funcs(adev); 2624 2625 adev->mode_info.num_crtc = dce_v6_0_get_num_crtc(adev); 2626 2627 switch (adev->asic_type) { 2628 case CHIP_TAHITI: 2629 case CHIP_PITCAIRN: 2630 case CHIP_VERDE: 2631 adev->mode_info.num_hpd = 6; 2632 adev->mode_info.num_dig = 6; 2633 break; 2634 case CHIP_OLAND: 2635 adev->mode_info.num_hpd = 2; 2636 adev->mode_info.num_dig = 2; 2637 break; 2638 default: 2639 return -EINVAL; 2640 } 2641 2642 dce_v6_0_set_irq_funcs(adev); 2643 2644 return 0; 2645 } 2646 2647 static int dce_v6_0_sw_init(void *handle) 2648 { 2649 int r, i; 2650 bool ret; 2651 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 2652 2653 for (i = 0; i < adev->mode_info.num_crtc; i++) { 2654 r = amdgpu_irq_add_id(adev, AMDGPU_IRQ_CLIENTID_LEGACY, i + 1, &adev->crtc_irq); 2655 if (r) 2656 return r; 2657 } 2658 2659 for (i = 8; i < 20; i += 2) { 2660 r = amdgpu_irq_add_id(adev, AMDGPU_IRQ_CLIENTID_LEGACY, i, &adev->pageflip_irq); 2661 if (r) 2662 return r; 2663 } 2664 2665 /* HPD hotplug */ 2666 r = amdgpu_irq_add_id(adev, AMDGPU_IRQ_CLIENTID_LEGACY, 42, &adev->hpd_irq); 2667 if (r) 2668 return r; 2669 2670 adev->mode_info.mode_config_initialized = true; 2671 2672 adev_to_drm(adev)->mode_config.funcs = &amdgpu_mode_funcs; 2673 adev_to_drm(adev)->mode_config.async_page_flip = true; 2674 adev_to_drm(adev)->mode_config.max_width = 16384; 2675 adev_to_drm(adev)->mode_config.max_height = 16384; 2676 adev_to_drm(adev)->mode_config.preferred_depth = 24; 2677 adev_to_drm(adev)->mode_config.prefer_shadow = 1; 2678 adev_to_drm(adev)->mode_config.fb_base = adev->gmc.aper_base; 2679 2680 r = amdgpu_display_modeset_create_props(adev); 2681 if (r) 2682 return r; 2683 2684 adev_to_drm(adev)->mode_config.max_width = 16384; 2685 adev_to_drm(adev)->mode_config.max_height = 16384; 2686 2687 /* allocate crtcs */ 2688 for (i = 0; i < adev->mode_info.num_crtc; i++) { 2689 r = dce_v6_0_crtc_init(adev, i); 2690 if (r) 2691 return r; 2692 } 2693 2694 ret = amdgpu_atombios_get_connector_info_from_object_table(adev); 2695 if (ret) 2696 amdgpu_display_print_display_setup(adev_to_drm(adev)); 2697 else 2698 return -EINVAL; 2699 2700 /* setup afmt */ 2701 r = dce_v6_0_afmt_init(adev); 2702 if (r) 2703 return r; 2704 2705 r = dce_v6_0_audio_init(adev); 2706 if (r) 2707 return r; 2708 2709 drm_kms_helper_poll_init(adev_to_drm(adev)); 2710 2711 return r; 2712 } 2713 2714 static int dce_v6_0_sw_fini(void *handle) 2715 { 2716 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 2717 2718 kfree(adev->mode_info.bios_hardcoded_edid); 2719 2720 drm_kms_helper_poll_fini(adev_to_drm(adev)); 2721 2722 dce_v6_0_audio_fini(adev); 2723 dce_v6_0_afmt_fini(adev); 2724 2725 drm_mode_config_cleanup(adev_to_drm(adev)); 2726 adev->mode_info.mode_config_initialized = false; 2727 2728 return 0; 2729 } 2730 2731 static int dce_v6_0_hw_init(void *handle) 2732 { 2733 int i; 2734 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 2735 2736 /* disable vga render */ 2737 dce_v6_0_set_vga_render_state(adev, false); 2738 /* init dig PHYs, disp eng pll */ 2739 amdgpu_atombios_encoder_init_dig(adev); 2740 amdgpu_atombios_crtc_set_disp_eng_pll(adev, adev->clock.default_dispclk); 2741 2742 /* initialize hpd */ 2743 dce_v6_0_hpd_init(adev); 2744 2745 for (i = 0; i < adev->mode_info.audio.num_pins; i++) { 2746 dce_v6_0_audio_enable(adev, &adev->mode_info.audio.pin[i], false); 2747 } 2748 2749 dce_v6_0_pageflip_interrupt_init(adev); 2750 2751 return 0; 2752 } 2753 2754 static int dce_v6_0_hw_fini(void *handle) 2755 { 2756 int i; 2757 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 2758 2759 dce_v6_0_hpd_fini(adev); 2760 2761 for (i = 0; i < adev->mode_info.audio.num_pins; i++) { 2762 dce_v6_0_audio_enable(adev, &adev->mode_info.audio.pin[i], false); 2763 } 2764 2765 dce_v6_0_pageflip_interrupt_fini(adev); 2766 2767 return 0; 2768 } 2769 2770 static int dce_v6_0_suspend(void *handle) 2771 { 2772 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 2773 2774 adev->mode_info.bl_level = 2775 amdgpu_atombios_encoder_get_backlight_level_from_reg(adev); 2776 2777 return dce_v6_0_hw_fini(handle); 2778 } 2779 2780 static int dce_v6_0_resume(void *handle) 2781 { 2782 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 2783 int ret; 2784 2785 amdgpu_atombios_encoder_set_backlight_level_to_reg(adev, 2786 adev->mode_info.bl_level); 2787 2788 ret = dce_v6_0_hw_init(handle); 2789 2790 /* turn on the BL */ 2791 if (adev->mode_info.bl_encoder) { 2792 u8 bl_level = amdgpu_display_backlight_get_level(adev, 2793 adev->mode_info.bl_encoder); 2794 amdgpu_display_backlight_set_level(adev, adev->mode_info.bl_encoder, 2795 bl_level); 2796 } 2797 2798 return ret; 2799 } 2800 2801 static bool dce_v6_0_is_idle(void *handle) 2802 { 2803 return true; 2804 } 2805 2806 static int dce_v6_0_wait_for_idle(void *handle) 2807 { 2808 return 0; 2809 } 2810 2811 static int dce_v6_0_soft_reset(void *handle) 2812 { 2813 DRM_INFO("xxxx: dce_v6_0_soft_reset --- no impl!!\n"); 2814 return 0; 2815 } 2816 2817 static void dce_v6_0_set_crtc_vblank_interrupt_state(struct amdgpu_device *adev, 2818 int crtc, 2819 enum amdgpu_interrupt_state state) 2820 { 2821 u32 reg_block, interrupt_mask; 2822 2823 if (crtc >= adev->mode_info.num_crtc) { 2824 DRM_DEBUG("invalid crtc %d\n", crtc); 2825 return; 2826 } 2827 2828 switch (crtc) { 2829 case 0: 2830 reg_block = SI_CRTC0_REGISTER_OFFSET; 2831 break; 2832 case 1: 2833 reg_block = SI_CRTC1_REGISTER_OFFSET; 2834 break; 2835 case 2: 2836 reg_block = SI_CRTC2_REGISTER_OFFSET; 2837 break; 2838 case 3: 2839 reg_block = SI_CRTC3_REGISTER_OFFSET; 2840 break; 2841 case 4: 2842 reg_block = SI_CRTC4_REGISTER_OFFSET; 2843 break; 2844 case 5: 2845 reg_block = SI_CRTC5_REGISTER_OFFSET; 2846 break; 2847 default: 2848 DRM_DEBUG("invalid crtc %d\n", crtc); 2849 return; 2850 } 2851 2852 switch (state) { 2853 case AMDGPU_IRQ_STATE_DISABLE: 2854 interrupt_mask = RREG32(mmINT_MASK + reg_block); 2855 interrupt_mask &= ~VBLANK_INT_MASK; 2856 WREG32(mmINT_MASK + reg_block, interrupt_mask); 2857 break; 2858 case AMDGPU_IRQ_STATE_ENABLE: 2859 interrupt_mask = RREG32(mmINT_MASK + reg_block); 2860 interrupt_mask |= VBLANK_INT_MASK; 2861 WREG32(mmINT_MASK + reg_block, interrupt_mask); 2862 break; 2863 default: 2864 break; 2865 } 2866 } 2867 2868 static void dce_v6_0_set_crtc_vline_interrupt_state(struct amdgpu_device *adev, 2869 int crtc, 2870 enum amdgpu_interrupt_state state) 2871 { 2872 2873 } 2874 2875 static int dce_v6_0_set_hpd_interrupt_state(struct amdgpu_device *adev, 2876 struct amdgpu_irq_src *src, 2877 unsigned type, 2878 enum amdgpu_interrupt_state state) 2879 { 2880 u32 dc_hpd_int_cntl; 2881 2882 if (type >= adev->mode_info.num_hpd) { 2883 DRM_DEBUG("invalid hdp %d\n", type); 2884 return 0; 2885 } 2886 2887 switch (state) { 2888 case AMDGPU_IRQ_STATE_DISABLE: 2889 dc_hpd_int_cntl = RREG32(mmDC_HPD1_INT_CONTROL + hpd_offsets[type]); 2890 dc_hpd_int_cntl &= ~DC_HPDx_INT_EN; 2891 WREG32(mmDC_HPD1_INT_CONTROL + hpd_offsets[type], dc_hpd_int_cntl); 2892 break; 2893 case AMDGPU_IRQ_STATE_ENABLE: 2894 dc_hpd_int_cntl = RREG32(mmDC_HPD1_INT_CONTROL + hpd_offsets[type]); 2895 dc_hpd_int_cntl |= DC_HPDx_INT_EN; 2896 WREG32(mmDC_HPD1_INT_CONTROL + hpd_offsets[type], dc_hpd_int_cntl); 2897 break; 2898 default: 2899 break; 2900 } 2901 2902 return 0; 2903 } 2904 2905 static int dce_v6_0_set_crtc_interrupt_state(struct amdgpu_device *adev, 2906 struct amdgpu_irq_src *src, 2907 unsigned type, 2908 enum amdgpu_interrupt_state state) 2909 { 2910 switch (type) { 2911 case AMDGPU_CRTC_IRQ_VBLANK1: 2912 dce_v6_0_set_crtc_vblank_interrupt_state(adev, 0, state); 2913 break; 2914 case AMDGPU_CRTC_IRQ_VBLANK2: 2915 dce_v6_0_set_crtc_vblank_interrupt_state(adev, 1, state); 2916 break; 2917 case AMDGPU_CRTC_IRQ_VBLANK3: 2918 dce_v6_0_set_crtc_vblank_interrupt_state(adev, 2, state); 2919 break; 2920 case AMDGPU_CRTC_IRQ_VBLANK4: 2921 dce_v6_0_set_crtc_vblank_interrupt_state(adev, 3, state); 2922 break; 2923 case AMDGPU_CRTC_IRQ_VBLANK5: 2924 dce_v6_0_set_crtc_vblank_interrupt_state(adev, 4, state); 2925 break; 2926 case AMDGPU_CRTC_IRQ_VBLANK6: 2927 dce_v6_0_set_crtc_vblank_interrupt_state(adev, 5, state); 2928 break; 2929 case AMDGPU_CRTC_IRQ_VLINE1: 2930 dce_v6_0_set_crtc_vline_interrupt_state(adev, 0, state); 2931 break; 2932 case AMDGPU_CRTC_IRQ_VLINE2: 2933 dce_v6_0_set_crtc_vline_interrupt_state(adev, 1, state); 2934 break; 2935 case AMDGPU_CRTC_IRQ_VLINE3: 2936 dce_v6_0_set_crtc_vline_interrupt_state(adev, 2, state); 2937 break; 2938 case AMDGPU_CRTC_IRQ_VLINE4: 2939 dce_v6_0_set_crtc_vline_interrupt_state(adev, 3, state); 2940 break; 2941 case AMDGPU_CRTC_IRQ_VLINE5: 2942 dce_v6_0_set_crtc_vline_interrupt_state(adev, 4, state); 2943 break; 2944 case AMDGPU_CRTC_IRQ_VLINE6: 2945 dce_v6_0_set_crtc_vline_interrupt_state(adev, 5, state); 2946 break; 2947 default: 2948 break; 2949 } 2950 return 0; 2951 } 2952 2953 static int dce_v6_0_crtc_irq(struct amdgpu_device *adev, 2954 struct amdgpu_irq_src *source, 2955 struct amdgpu_iv_entry *entry) 2956 { 2957 unsigned crtc = entry->src_id - 1; 2958 uint32_t disp_int = RREG32(interrupt_status_offsets[crtc].reg); 2959 unsigned int irq_type = amdgpu_display_crtc_idx_to_irq_type(adev, 2960 crtc); 2961 2962 switch (entry->src_data[0]) { 2963 case 0: /* vblank */ 2964 if (disp_int & interrupt_status_offsets[crtc].vblank) 2965 WREG32(mmVBLANK_STATUS + crtc_offsets[crtc], VBLANK_ACK); 2966 else 2967 DRM_DEBUG("IH: IH event w/o asserted irq bit?\n"); 2968 2969 if (amdgpu_irq_enabled(adev, source, irq_type)) { 2970 drm_handle_vblank(adev_to_drm(adev), crtc); 2971 } 2972 DRM_DEBUG("IH: D%d vblank\n", crtc + 1); 2973 break; 2974 case 1: /* vline */ 2975 if (disp_int & interrupt_status_offsets[crtc].vline) 2976 WREG32(mmVLINE_STATUS + crtc_offsets[crtc], VLINE_ACK); 2977 else 2978 DRM_DEBUG("IH: IH event w/o asserted irq bit?\n"); 2979 2980 DRM_DEBUG("IH: D%d vline\n", crtc + 1); 2981 break; 2982 default: 2983 DRM_DEBUG("Unhandled interrupt: %d %d\n", entry->src_id, entry->src_data[0]); 2984 break; 2985 } 2986 2987 return 0; 2988 } 2989 2990 static int dce_v6_0_set_pageflip_interrupt_state(struct amdgpu_device *adev, 2991 struct amdgpu_irq_src *src, 2992 unsigned type, 2993 enum amdgpu_interrupt_state state) 2994 { 2995 u32 reg; 2996 2997 if (type >= adev->mode_info.num_crtc) { 2998 DRM_ERROR("invalid pageflip crtc %d\n", type); 2999 return -EINVAL; 3000 } 3001 3002 reg = RREG32(mmGRPH_INTERRUPT_CONTROL + crtc_offsets[type]); 3003 if (state == AMDGPU_IRQ_STATE_DISABLE) 3004 WREG32(mmGRPH_INTERRUPT_CONTROL + crtc_offsets[type], 3005 reg & ~GRPH_INTERRUPT_CONTROL__GRPH_PFLIP_INT_MASK_MASK); 3006 else 3007 WREG32(mmGRPH_INTERRUPT_CONTROL + crtc_offsets[type], 3008 reg | GRPH_INTERRUPT_CONTROL__GRPH_PFLIP_INT_MASK_MASK); 3009 3010 return 0; 3011 } 3012 3013 static int dce_v6_0_pageflip_irq(struct amdgpu_device *adev, 3014 struct amdgpu_irq_src *source, 3015 struct amdgpu_iv_entry *entry) 3016 { 3017 unsigned long flags; 3018 unsigned crtc_id; 3019 struct amdgpu_crtc *amdgpu_crtc; 3020 struct amdgpu_flip_work *works; 3021 3022 crtc_id = (entry->src_id - 8) >> 1; 3023 amdgpu_crtc = adev->mode_info.crtcs[crtc_id]; 3024 3025 if (crtc_id >= adev->mode_info.num_crtc) { 3026 DRM_ERROR("invalid pageflip crtc %d\n", crtc_id); 3027 return -EINVAL; 3028 } 3029 3030 if (RREG32(mmGRPH_INTERRUPT_STATUS + crtc_offsets[crtc_id]) & 3031 GRPH_INTERRUPT_STATUS__GRPH_PFLIP_INT_OCCURRED_MASK) 3032 WREG32(mmGRPH_INTERRUPT_STATUS + crtc_offsets[crtc_id], 3033 GRPH_INTERRUPT_STATUS__GRPH_PFLIP_INT_CLEAR_MASK); 3034 3035 /* IRQ could occur when in initial stage */ 3036 if (amdgpu_crtc == NULL) 3037 return 0; 3038 3039 spin_lock_irqsave(&adev_to_drm(adev)->event_lock, flags); 3040 works = amdgpu_crtc->pflip_works; 3041 if (amdgpu_crtc->pflip_status != AMDGPU_FLIP_SUBMITTED){ 3042 DRM_DEBUG_DRIVER("amdgpu_crtc->pflip_status = %d != " 3043 "AMDGPU_FLIP_SUBMITTED(%d)\n", 3044 amdgpu_crtc->pflip_status, 3045 AMDGPU_FLIP_SUBMITTED); 3046 spin_unlock_irqrestore(&adev_to_drm(adev)->event_lock, flags); 3047 return 0; 3048 } 3049 3050 /* page flip completed. clean up */ 3051 amdgpu_crtc->pflip_status = AMDGPU_FLIP_NONE; 3052 amdgpu_crtc->pflip_works = NULL; 3053 3054 /* wakeup usersapce */ 3055 if (works->event) 3056 drm_crtc_send_vblank_event(&amdgpu_crtc->base, works->event); 3057 3058 spin_unlock_irqrestore(&adev_to_drm(adev)->event_lock, flags); 3059 3060 drm_crtc_vblank_put(&amdgpu_crtc->base); 3061 schedule_work(&works->unpin_work); 3062 3063 return 0; 3064 } 3065 3066 static int dce_v6_0_hpd_irq(struct amdgpu_device *adev, 3067 struct amdgpu_irq_src *source, 3068 struct amdgpu_iv_entry *entry) 3069 { 3070 uint32_t disp_int, mask, tmp; 3071 unsigned hpd; 3072 3073 if (entry->src_data[0] >= adev->mode_info.num_hpd) { 3074 DRM_DEBUG("Unhandled interrupt: %d %d\n", entry->src_id, entry->src_data[0]); 3075 return 0; 3076 } 3077 3078 hpd = entry->src_data[0]; 3079 disp_int = RREG32(interrupt_status_offsets[hpd].reg); 3080 mask = interrupt_status_offsets[hpd].hpd; 3081 3082 if (disp_int & mask) { 3083 tmp = RREG32(mmDC_HPD1_INT_CONTROL + hpd_offsets[hpd]); 3084 tmp |= DC_HPD1_INT_CONTROL__DC_HPD1_INT_ACK_MASK; 3085 WREG32(mmDC_HPD1_INT_CONTROL + hpd_offsets[hpd], tmp); 3086 schedule_work(&adev->hotplug_work); 3087 DRM_DEBUG("IH: HPD%d\n", hpd + 1); 3088 } 3089 3090 return 0; 3091 3092 } 3093 3094 static int dce_v6_0_set_clockgating_state(void *handle, 3095 enum amd_clockgating_state state) 3096 { 3097 return 0; 3098 } 3099 3100 static int dce_v6_0_set_powergating_state(void *handle, 3101 enum amd_powergating_state state) 3102 { 3103 return 0; 3104 } 3105 3106 static const struct amd_ip_funcs dce_v6_0_ip_funcs = { 3107 .name = "dce_v6_0", 3108 .early_init = dce_v6_0_early_init, 3109 .late_init = NULL, 3110 .sw_init = dce_v6_0_sw_init, 3111 .sw_fini = dce_v6_0_sw_fini, 3112 .hw_init = dce_v6_0_hw_init, 3113 .hw_fini = dce_v6_0_hw_fini, 3114 .suspend = dce_v6_0_suspend, 3115 .resume = dce_v6_0_resume, 3116 .is_idle = dce_v6_0_is_idle, 3117 .wait_for_idle = dce_v6_0_wait_for_idle, 3118 .soft_reset = dce_v6_0_soft_reset, 3119 .set_clockgating_state = dce_v6_0_set_clockgating_state, 3120 .set_powergating_state = dce_v6_0_set_powergating_state, 3121 }; 3122 3123 static void 3124 dce_v6_0_encoder_mode_set(struct drm_encoder *encoder, 3125 struct drm_display_mode *mode, 3126 struct drm_display_mode *adjusted_mode) 3127 { 3128 3129 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder); 3130 int em = amdgpu_atombios_encoder_get_encoder_mode(encoder); 3131 3132 amdgpu_encoder->pixel_clock = adjusted_mode->clock; 3133 3134 /* need to call this here rather than in prepare() since we need some crtc info */ 3135 amdgpu_atombios_encoder_dpms(encoder, DRM_MODE_DPMS_OFF); 3136 3137 /* set scaler clears this on some chips */ 3138 dce_v6_0_set_interleave(encoder->crtc, mode); 3139 3140 if (em == ATOM_ENCODER_MODE_HDMI || ENCODER_MODE_IS_DP(em)) { 3141 dce_v6_0_afmt_enable(encoder, true); 3142 dce_v6_0_afmt_setmode(encoder, adjusted_mode); 3143 } 3144 } 3145 3146 static void dce_v6_0_encoder_prepare(struct drm_encoder *encoder) 3147 { 3148 3149 struct amdgpu_device *adev = drm_to_adev(encoder->dev); 3150 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder); 3151 struct drm_connector *connector = amdgpu_get_connector_for_encoder(encoder); 3152 3153 if ((amdgpu_encoder->active_device & 3154 (ATOM_DEVICE_DFP_SUPPORT | ATOM_DEVICE_LCD_SUPPORT)) || 3155 (amdgpu_encoder_get_dp_bridge_encoder_id(encoder) != 3156 ENCODER_OBJECT_ID_NONE)) { 3157 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv; 3158 if (dig) { 3159 dig->dig_encoder = dce_v6_0_pick_dig_encoder(encoder); 3160 if (amdgpu_encoder->active_device & ATOM_DEVICE_DFP_SUPPORT) 3161 dig->afmt = adev->mode_info.afmt[dig->dig_encoder]; 3162 } 3163 } 3164 3165 amdgpu_atombios_scratch_regs_lock(adev, true); 3166 3167 if (connector) { 3168 struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector); 3169 3170 /* select the clock/data port if it uses a router */ 3171 if (amdgpu_connector->router.cd_valid) 3172 amdgpu_i2c_router_select_cd_port(amdgpu_connector); 3173 3174 /* turn eDP panel on for mode set */ 3175 if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) 3176 amdgpu_atombios_encoder_set_edp_panel_power(connector, 3177 ATOM_TRANSMITTER_ACTION_POWER_ON); 3178 } 3179 3180 /* this is needed for the pll/ss setup to work correctly in some cases */ 3181 amdgpu_atombios_encoder_set_crtc_source(encoder); 3182 /* set up the FMT blocks */ 3183 dce_v6_0_program_fmt(encoder); 3184 } 3185 3186 static void dce_v6_0_encoder_commit(struct drm_encoder *encoder) 3187 { 3188 3189 struct drm_device *dev = encoder->dev; 3190 struct amdgpu_device *adev = drm_to_adev(dev); 3191 3192 /* need to call this here as we need the crtc set up */ 3193 amdgpu_atombios_encoder_dpms(encoder, DRM_MODE_DPMS_ON); 3194 amdgpu_atombios_scratch_regs_lock(adev, false); 3195 } 3196 3197 static void dce_v6_0_encoder_disable(struct drm_encoder *encoder) 3198 { 3199 3200 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder); 3201 struct amdgpu_encoder_atom_dig *dig; 3202 int em = amdgpu_atombios_encoder_get_encoder_mode(encoder); 3203 3204 amdgpu_atombios_encoder_dpms(encoder, DRM_MODE_DPMS_OFF); 3205 3206 if (amdgpu_atombios_encoder_is_digital(encoder)) { 3207 if (em == ATOM_ENCODER_MODE_HDMI || ENCODER_MODE_IS_DP(em)) 3208 dce_v6_0_afmt_enable(encoder, false); 3209 dig = amdgpu_encoder->enc_priv; 3210 dig->dig_encoder = -1; 3211 } 3212 amdgpu_encoder->active_device = 0; 3213 } 3214 3215 /* these are handled by the primary encoders */ 3216 static void dce_v6_0_ext_prepare(struct drm_encoder *encoder) 3217 { 3218 3219 } 3220 3221 static void dce_v6_0_ext_commit(struct drm_encoder *encoder) 3222 { 3223 3224 } 3225 3226 static void 3227 dce_v6_0_ext_mode_set(struct drm_encoder *encoder, 3228 struct drm_display_mode *mode, 3229 struct drm_display_mode *adjusted_mode) 3230 { 3231 3232 } 3233 3234 static void dce_v6_0_ext_disable(struct drm_encoder *encoder) 3235 { 3236 3237 } 3238 3239 static void 3240 dce_v6_0_ext_dpms(struct drm_encoder *encoder, int mode) 3241 { 3242 3243 } 3244 3245 static bool dce_v6_0_ext_mode_fixup(struct drm_encoder *encoder, 3246 const struct drm_display_mode *mode, 3247 struct drm_display_mode *adjusted_mode) 3248 { 3249 return true; 3250 } 3251 3252 static const struct drm_encoder_helper_funcs dce_v6_0_ext_helper_funcs = { 3253 .dpms = dce_v6_0_ext_dpms, 3254 .mode_fixup = dce_v6_0_ext_mode_fixup, 3255 .prepare = dce_v6_0_ext_prepare, 3256 .mode_set = dce_v6_0_ext_mode_set, 3257 .commit = dce_v6_0_ext_commit, 3258 .disable = dce_v6_0_ext_disable, 3259 /* no detect for TMDS/LVDS yet */ 3260 }; 3261 3262 static const struct drm_encoder_helper_funcs dce_v6_0_dig_helper_funcs = { 3263 .dpms = amdgpu_atombios_encoder_dpms, 3264 .mode_fixup = amdgpu_atombios_encoder_mode_fixup, 3265 .prepare = dce_v6_0_encoder_prepare, 3266 .mode_set = dce_v6_0_encoder_mode_set, 3267 .commit = dce_v6_0_encoder_commit, 3268 .disable = dce_v6_0_encoder_disable, 3269 .detect = amdgpu_atombios_encoder_dig_detect, 3270 }; 3271 3272 static const struct drm_encoder_helper_funcs dce_v6_0_dac_helper_funcs = { 3273 .dpms = amdgpu_atombios_encoder_dpms, 3274 .mode_fixup = amdgpu_atombios_encoder_mode_fixup, 3275 .prepare = dce_v6_0_encoder_prepare, 3276 .mode_set = dce_v6_0_encoder_mode_set, 3277 .commit = dce_v6_0_encoder_commit, 3278 .detect = amdgpu_atombios_encoder_dac_detect, 3279 }; 3280 3281 static void dce_v6_0_encoder_destroy(struct drm_encoder *encoder) 3282 { 3283 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder); 3284 if (amdgpu_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) 3285 amdgpu_atombios_encoder_fini_backlight(amdgpu_encoder); 3286 kfree(amdgpu_encoder->enc_priv); 3287 drm_encoder_cleanup(encoder); 3288 kfree(amdgpu_encoder); 3289 } 3290 3291 static const struct drm_encoder_funcs dce_v6_0_encoder_funcs = { 3292 .destroy = dce_v6_0_encoder_destroy, 3293 }; 3294 3295 static void dce_v6_0_encoder_add(struct amdgpu_device *adev, 3296 uint32_t encoder_enum, 3297 uint32_t supported_device, 3298 u16 caps) 3299 { 3300 struct drm_device *dev = adev_to_drm(adev); 3301 struct drm_encoder *encoder; 3302 struct amdgpu_encoder *amdgpu_encoder; 3303 3304 /* see if we already added it */ 3305 list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) { 3306 amdgpu_encoder = to_amdgpu_encoder(encoder); 3307 if (amdgpu_encoder->encoder_enum == encoder_enum) { 3308 amdgpu_encoder->devices |= supported_device; 3309 return; 3310 } 3311 3312 } 3313 3314 /* add a new one */ 3315 amdgpu_encoder = kzalloc(sizeof(struct amdgpu_encoder), GFP_KERNEL); 3316 if (!amdgpu_encoder) 3317 return; 3318 3319 encoder = &amdgpu_encoder->base; 3320 switch (adev->mode_info.num_crtc) { 3321 case 1: 3322 encoder->possible_crtcs = 0x1; 3323 break; 3324 case 2: 3325 default: 3326 encoder->possible_crtcs = 0x3; 3327 break; 3328 case 4: 3329 encoder->possible_crtcs = 0xf; 3330 break; 3331 case 6: 3332 encoder->possible_crtcs = 0x3f; 3333 break; 3334 } 3335 3336 amdgpu_encoder->enc_priv = NULL; 3337 amdgpu_encoder->encoder_enum = encoder_enum; 3338 amdgpu_encoder->encoder_id = (encoder_enum & OBJECT_ID_MASK) >> OBJECT_ID_SHIFT; 3339 amdgpu_encoder->devices = supported_device; 3340 amdgpu_encoder->rmx_type = RMX_OFF; 3341 amdgpu_encoder->underscan_type = UNDERSCAN_OFF; 3342 amdgpu_encoder->is_ext_encoder = false; 3343 amdgpu_encoder->caps = caps; 3344 3345 switch (amdgpu_encoder->encoder_id) { 3346 case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1: 3347 case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2: 3348 drm_encoder_init(dev, encoder, &dce_v6_0_encoder_funcs, 3349 DRM_MODE_ENCODER_DAC, NULL); 3350 drm_encoder_helper_add(encoder, &dce_v6_0_dac_helper_funcs); 3351 break; 3352 case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1: 3353 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY: 3354 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1: 3355 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2: 3356 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3: 3357 if (amdgpu_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) { 3358 amdgpu_encoder->rmx_type = RMX_FULL; 3359 drm_encoder_init(dev, encoder, &dce_v6_0_encoder_funcs, 3360 DRM_MODE_ENCODER_LVDS, NULL); 3361 amdgpu_encoder->enc_priv = amdgpu_atombios_encoder_get_lcd_info(amdgpu_encoder); 3362 } else if (amdgpu_encoder->devices & (ATOM_DEVICE_CRT_SUPPORT)) { 3363 drm_encoder_init(dev, encoder, &dce_v6_0_encoder_funcs, 3364 DRM_MODE_ENCODER_DAC, NULL); 3365 amdgpu_encoder->enc_priv = amdgpu_atombios_encoder_get_dig_info(amdgpu_encoder); 3366 } else { 3367 drm_encoder_init(dev, encoder, &dce_v6_0_encoder_funcs, 3368 DRM_MODE_ENCODER_TMDS, NULL); 3369 amdgpu_encoder->enc_priv = amdgpu_atombios_encoder_get_dig_info(amdgpu_encoder); 3370 } 3371 drm_encoder_helper_add(encoder, &dce_v6_0_dig_helper_funcs); 3372 break; 3373 case ENCODER_OBJECT_ID_SI170B: 3374 case ENCODER_OBJECT_ID_CH7303: 3375 case ENCODER_OBJECT_ID_EXTERNAL_SDVOA: 3376 case ENCODER_OBJECT_ID_EXTERNAL_SDVOB: 3377 case ENCODER_OBJECT_ID_TITFP513: 3378 case ENCODER_OBJECT_ID_VT1623: 3379 case ENCODER_OBJECT_ID_HDMI_SI1930: 3380 case ENCODER_OBJECT_ID_TRAVIS: 3381 case ENCODER_OBJECT_ID_NUTMEG: 3382 /* these are handled by the primary encoders */ 3383 amdgpu_encoder->is_ext_encoder = true; 3384 if (amdgpu_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) 3385 drm_encoder_init(dev, encoder, &dce_v6_0_encoder_funcs, 3386 DRM_MODE_ENCODER_LVDS, NULL); 3387 else if (amdgpu_encoder->devices & (ATOM_DEVICE_CRT_SUPPORT)) 3388 drm_encoder_init(dev, encoder, &dce_v6_0_encoder_funcs, 3389 DRM_MODE_ENCODER_DAC, NULL); 3390 else 3391 drm_encoder_init(dev, encoder, &dce_v6_0_encoder_funcs, 3392 DRM_MODE_ENCODER_TMDS, NULL); 3393 drm_encoder_helper_add(encoder, &dce_v6_0_ext_helper_funcs); 3394 break; 3395 } 3396 } 3397 3398 static const struct amdgpu_display_funcs dce_v6_0_display_funcs = { 3399 .bandwidth_update = &dce_v6_0_bandwidth_update, 3400 .vblank_get_counter = &dce_v6_0_vblank_get_counter, 3401 .backlight_set_level = &amdgpu_atombios_encoder_set_backlight_level, 3402 .backlight_get_level = &amdgpu_atombios_encoder_get_backlight_level, 3403 .hpd_sense = &dce_v6_0_hpd_sense, 3404 .hpd_set_polarity = &dce_v6_0_hpd_set_polarity, 3405 .hpd_get_gpio_reg = &dce_v6_0_hpd_get_gpio_reg, 3406 .page_flip = &dce_v6_0_page_flip, 3407 .page_flip_get_scanoutpos = &dce_v6_0_crtc_get_scanoutpos, 3408 .add_encoder = &dce_v6_0_encoder_add, 3409 .add_connector = &amdgpu_connector_add, 3410 }; 3411 3412 static void dce_v6_0_set_display_funcs(struct amdgpu_device *adev) 3413 { 3414 adev->mode_info.funcs = &dce_v6_0_display_funcs; 3415 } 3416 3417 static const struct amdgpu_irq_src_funcs dce_v6_0_crtc_irq_funcs = { 3418 .set = dce_v6_0_set_crtc_interrupt_state, 3419 .process = dce_v6_0_crtc_irq, 3420 }; 3421 3422 static const struct amdgpu_irq_src_funcs dce_v6_0_pageflip_irq_funcs = { 3423 .set = dce_v6_0_set_pageflip_interrupt_state, 3424 .process = dce_v6_0_pageflip_irq, 3425 }; 3426 3427 static const struct amdgpu_irq_src_funcs dce_v6_0_hpd_irq_funcs = { 3428 .set = dce_v6_0_set_hpd_interrupt_state, 3429 .process = dce_v6_0_hpd_irq, 3430 }; 3431 3432 static void dce_v6_0_set_irq_funcs(struct amdgpu_device *adev) 3433 { 3434 if (adev->mode_info.num_crtc > 0) 3435 adev->crtc_irq.num_types = AMDGPU_CRTC_IRQ_VLINE1 + adev->mode_info.num_crtc; 3436 else 3437 adev->crtc_irq.num_types = 0; 3438 adev->crtc_irq.funcs = &dce_v6_0_crtc_irq_funcs; 3439 3440 adev->pageflip_irq.num_types = adev->mode_info.num_crtc; 3441 adev->pageflip_irq.funcs = &dce_v6_0_pageflip_irq_funcs; 3442 3443 adev->hpd_irq.num_types = adev->mode_info.num_hpd; 3444 adev->hpd_irq.funcs = &dce_v6_0_hpd_irq_funcs; 3445 } 3446 3447 const struct amdgpu_ip_block_version dce_v6_0_ip_block = 3448 { 3449 .type = AMD_IP_BLOCK_TYPE_DCE, 3450 .major = 6, 3451 .minor = 0, 3452 .rev = 0, 3453 .funcs = &dce_v6_0_ip_funcs, 3454 }; 3455 3456 const struct amdgpu_ip_block_version dce_v6_4_ip_block = 3457 { 3458 .type = AMD_IP_BLOCK_TYPE_DCE, 3459 .major = 6, 3460 .minor = 4, 3461 .rev = 0, 3462 .funcs = &dce_v6_0_ip_funcs, 3463 }; 3464