1 /* 2 * Copyright 2014 Advanced Micro Devices, Inc. 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice shall be included in 12 * all copies or substantial portions of the Software. 13 * 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 20 * OTHER DEALINGS IN THE SOFTWARE. 21 * 22 */ 23 #include <drm/drmP.h> 24 #include "amdgpu.h" 25 #include "amdgpu_pm.h" 26 #include "amdgpu_i2c.h" 27 #include "vid.h" 28 #include "atom.h" 29 #include "amdgpu_atombios.h" 30 #include "atombios_crtc.h" 31 #include "atombios_encoders.h" 32 #include "amdgpu_pll.h" 33 #include "amdgpu_connectors.h" 34 #include "dce_v10_0.h" 35 36 #include "dce/dce_10_0_d.h" 37 #include "dce/dce_10_0_sh_mask.h" 38 #include "dce/dce_10_0_enum.h" 39 #include "oss/oss_3_0_d.h" 40 #include "oss/oss_3_0_sh_mask.h" 41 #include "gmc/gmc_8_1_d.h" 42 #include "gmc/gmc_8_1_sh_mask.h" 43 44 #include "ivsrcid/ivsrcid_vislands30.h" 45 46 static void dce_v10_0_set_display_funcs(struct amdgpu_device *adev); 47 static void dce_v10_0_set_irq_funcs(struct amdgpu_device *adev); 48 49 static const u32 crtc_offsets[] = 50 { 51 CRTC0_REGISTER_OFFSET, 52 CRTC1_REGISTER_OFFSET, 53 CRTC2_REGISTER_OFFSET, 54 CRTC3_REGISTER_OFFSET, 55 CRTC4_REGISTER_OFFSET, 56 CRTC5_REGISTER_OFFSET, 57 CRTC6_REGISTER_OFFSET 58 }; 59 60 static const u32 hpd_offsets[] = 61 { 62 HPD0_REGISTER_OFFSET, 63 HPD1_REGISTER_OFFSET, 64 HPD2_REGISTER_OFFSET, 65 HPD3_REGISTER_OFFSET, 66 HPD4_REGISTER_OFFSET, 67 HPD5_REGISTER_OFFSET 68 }; 69 70 static const uint32_t dig_offsets[] = { 71 DIG0_REGISTER_OFFSET, 72 DIG1_REGISTER_OFFSET, 73 DIG2_REGISTER_OFFSET, 74 DIG3_REGISTER_OFFSET, 75 DIG4_REGISTER_OFFSET, 76 DIG5_REGISTER_OFFSET, 77 DIG6_REGISTER_OFFSET 78 }; 79 80 static const struct { 81 uint32_t reg; 82 uint32_t vblank; 83 uint32_t vline; 84 uint32_t hpd; 85 86 } interrupt_status_offsets[] = { { 87 .reg = mmDISP_INTERRUPT_STATUS, 88 .vblank = DISP_INTERRUPT_STATUS__LB_D1_VBLANK_INTERRUPT_MASK, 89 .vline = DISP_INTERRUPT_STATUS__LB_D1_VLINE_INTERRUPT_MASK, 90 .hpd = DISP_INTERRUPT_STATUS__DC_HPD1_INTERRUPT_MASK 91 }, { 92 .reg = mmDISP_INTERRUPT_STATUS_CONTINUE, 93 .vblank = DISP_INTERRUPT_STATUS_CONTINUE__LB_D2_VBLANK_INTERRUPT_MASK, 94 .vline = DISP_INTERRUPT_STATUS_CONTINUE__LB_D2_VLINE_INTERRUPT_MASK, 95 .hpd = DISP_INTERRUPT_STATUS_CONTINUE__DC_HPD2_INTERRUPT_MASK 96 }, { 97 .reg = mmDISP_INTERRUPT_STATUS_CONTINUE2, 98 .vblank = DISP_INTERRUPT_STATUS_CONTINUE2__LB_D3_VBLANK_INTERRUPT_MASK, 99 .vline = DISP_INTERRUPT_STATUS_CONTINUE2__LB_D3_VLINE_INTERRUPT_MASK, 100 .hpd = DISP_INTERRUPT_STATUS_CONTINUE2__DC_HPD3_INTERRUPT_MASK 101 }, { 102 .reg = mmDISP_INTERRUPT_STATUS_CONTINUE3, 103 .vblank = DISP_INTERRUPT_STATUS_CONTINUE3__LB_D4_VBLANK_INTERRUPT_MASK, 104 .vline = DISP_INTERRUPT_STATUS_CONTINUE3__LB_D4_VLINE_INTERRUPT_MASK, 105 .hpd = DISP_INTERRUPT_STATUS_CONTINUE3__DC_HPD4_INTERRUPT_MASK 106 }, { 107 .reg = mmDISP_INTERRUPT_STATUS_CONTINUE4, 108 .vblank = DISP_INTERRUPT_STATUS_CONTINUE4__LB_D5_VBLANK_INTERRUPT_MASK, 109 .vline = DISP_INTERRUPT_STATUS_CONTINUE4__LB_D5_VLINE_INTERRUPT_MASK, 110 .hpd = DISP_INTERRUPT_STATUS_CONTINUE4__DC_HPD5_INTERRUPT_MASK 111 }, { 112 .reg = mmDISP_INTERRUPT_STATUS_CONTINUE5, 113 .vblank = DISP_INTERRUPT_STATUS_CONTINUE5__LB_D6_VBLANK_INTERRUPT_MASK, 114 .vline = DISP_INTERRUPT_STATUS_CONTINUE5__LB_D6_VLINE_INTERRUPT_MASK, 115 .hpd = DISP_INTERRUPT_STATUS_CONTINUE5__DC_HPD6_INTERRUPT_MASK 116 } }; 117 118 static const u32 golden_settings_tonga_a11[] = 119 { 120 mmDCI_CLK_CNTL, 0x00000080, 0x00000000, 121 mmFBC_DEBUG_COMP, 0x000000f0, 0x00000070, 122 mmFBC_MISC, 0x1f311fff, 0x12300000, 123 mmHDMI_CONTROL, 0x31000111, 0x00000011, 124 }; 125 126 static const u32 tonga_mgcg_cgcg_init[] = 127 { 128 mmXDMA_CLOCK_GATING_CNTL, 0xffffffff, 0x00000100, 129 mmXDMA_MEM_POWER_CNTL, 0x00000101, 0x00000000, 130 }; 131 132 static const u32 golden_settings_fiji_a10[] = 133 { 134 mmDCI_CLK_CNTL, 0x00000080, 0x00000000, 135 mmFBC_DEBUG_COMP, 0x000000f0, 0x00000070, 136 mmFBC_MISC, 0x1f311fff, 0x12300000, 137 mmHDMI_CONTROL, 0x31000111, 0x00000011, 138 }; 139 140 static const u32 fiji_mgcg_cgcg_init[] = 141 { 142 mmXDMA_CLOCK_GATING_CNTL, 0xffffffff, 0x00000100, 143 mmXDMA_MEM_POWER_CNTL, 0x00000101, 0x00000000, 144 }; 145 146 static void dce_v10_0_init_golden_registers(struct amdgpu_device *adev) 147 { 148 switch (adev->asic_type) { 149 case CHIP_FIJI: 150 amdgpu_device_program_register_sequence(adev, 151 fiji_mgcg_cgcg_init, 152 ARRAY_SIZE(fiji_mgcg_cgcg_init)); 153 amdgpu_device_program_register_sequence(adev, 154 golden_settings_fiji_a10, 155 ARRAY_SIZE(golden_settings_fiji_a10)); 156 break; 157 case CHIP_TONGA: 158 amdgpu_device_program_register_sequence(adev, 159 tonga_mgcg_cgcg_init, 160 ARRAY_SIZE(tonga_mgcg_cgcg_init)); 161 amdgpu_device_program_register_sequence(adev, 162 golden_settings_tonga_a11, 163 ARRAY_SIZE(golden_settings_tonga_a11)); 164 break; 165 default: 166 break; 167 } 168 } 169 170 static u32 dce_v10_0_audio_endpt_rreg(struct amdgpu_device *adev, 171 u32 block_offset, u32 reg) 172 { 173 unsigned long flags; 174 u32 r; 175 176 spin_lock_irqsave(&adev->audio_endpt_idx_lock, flags); 177 WREG32(mmAZALIA_F0_CODEC_ENDPOINT_INDEX + block_offset, reg); 178 r = RREG32(mmAZALIA_F0_CODEC_ENDPOINT_DATA + block_offset); 179 spin_unlock_irqrestore(&adev->audio_endpt_idx_lock, flags); 180 181 return r; 182 } 183 184 static void dce_v10_0_audio_endpt_wreg(struct amdgpu_device *adev, 185 u32 block_offset, u32 reg, u32 v) 186 { 187 unsigned long flags; 188 189 spin_lock_irqsave(&adev->audio_endpt_idx_lock, flags); 190 WREG32(mmAZALIA_F0_CODEC_ENDPOINT_INDEX + block_offset, reg); 191 WREG32(mmAZALIA_F0_CODEC_ENDPOINT_DATA + block_offset, v); 192 spin_unlock_irqrestore(&adev->audio_endpt_idx_lock, flags); 193 } 194 195 static u32 dce_v10_0_vblank_get_counter(struct amdgpu_device *adev, int crtc) 196 { 197 if (crtc >= adev->mode_info.num_crtc) 198 return 0; 199 else 200 return RREG32(mmCRTC_STATUS_FRAME_COUNT + crtc_offsets[crtc]); 201 } 202 203 static void dce_v10_0_pageflip_interrupt_init(struct amdgpu_device *adev) 204 { 205 unsigned i; 206 207 /* Enable pflip interrupts */ 208 for (i = 0; i < adev->mode_info.num_crtc; i++) 209 amdgpu_irq_get(adev, &adev->pageflip_irq, i); 210 } 211 212 static void dce_v10_0_pageflip_interrupt_fini(struct amdgpu_device *adev) 213 { 214 unsigned i; 215 216 /* Disable pflip interrupts */ 217 for (i = 0; i < adev->mode_info.num_crtc; i++) 218 amdgpu_irq_put(adev, &adev->pageflip_irq, i); 219 } 220 221 /** 222 * dce_v10_0_page_flip - pageflip callback. 223 * 224 * @adev: amdgpu_device pointer 225 * @crtc_id: crtc to cleanup pageflip on 226 * @crtc_base: new address of the crtc (GPU MC address) 227 * 228 * Triggers the actual pageflip by updating the primary 229 * surface base address. 230 */ 231 static void dce_v10_0_page_flip(struct amdgpu_device *adev, 232 int crtc_id, u64 crtc_base, bool async) 233 { 234 struct amdgpu_crtc *amdgpu_crtc = adev->mode_info.crtcs[crtc_id]; 235 u32 tmp; 236 237 /* flip at hsync for async, default is vsync */ 238 tmp = RREG32(mmGRPH_FLIP_CONTROL + amdgpu_crtc->crtc_offset); 239 tmp = REG_SET_FIELD(tmp, GRPH_FLIP_CONTROL, 240 GRPH_SURFACE_UPDATE_H_RETRACE_EN, async ? 1 : 0); 241 WREG32(mmGRPH_FLIP_CONTROL + amdgpu_crtc->crtc_offset, tmp); 242 /* update the primary scanout address */ 243 WREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS_HIGH + amdgpu_crtc->crtc_offset, 244 upper_32_bits(crtc_base)); 245 /* writing to the low address triggers the update */ 246 WREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS + amdgpu_crtc->crtc_offset, 247 lower_32_bits(crtc_base)); 248 /* post the write */ 249 RREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS + amdgpu_crtc->crtc_offset); 250 } 251 252 static int dce_v10_0_crtc_get_scanoutpos(struct amdgpu_device *adev, int crtc, 253 u32 *vbl, u32 *position) 254 { 255 if ((crtc < 0) || (crtc >= adev->mode_info.num_crtc)) 256 return -EINVAL; 257 258 *vbl = RREG32(mmCRTC_V_BLANK_START_END + crtc_offsets[crtc]); 259 *position = RREG32(mmCRTC_STATUS_POSITION + crtc_offsets[crtc]); 260 261 return 0; 262 } 263 264 /** 265 * dce_v10_0_hpd_sense - hpd sense callback. 266 * 267 * @adev: amdgpu_device pointer 268 * @hpd: hpd (hotplug detect) pin 269 * 270 * Checks if a digital monitor is connected (evergreen+). 271 * Returns true if connected, false if not connected. 272 */ 273 static bool dce_v10_0_hpd_sense(struct amdgpu_device *adev, 274 enum amdgpu_hpd_id hpd) 275 { 276 bool connected = false; 277 278 if (hpd >= adev->mode_info.num_hpd) 279 return connected; 280 281 if (RREG32(mmDC_HPD_INT_STATUS + hpd_offsets[hpd]) & 282 DC_HPD_INT_STATUS__DC_HPD_SENSE_MASK) 283 connected = true; 284 285 return connected; 286 } 287 288 /** 289 * dce_v10_0_hpd_set_polarity - hpd set polarity callback. 290 * 291 * @adev: amdgpu_device pointer 292 * @hpd: hpd (hotplug detect) pin 293 * 294 * Set the polarity of the hpd pin (evergreen+). 295 */ 296 static void dce_v10_0_hpd_set_polarity(struct amdgpu_device *adev, 297 enum amdgpu_hpd_id hpd) 298 { 299 u32 tmp; 300 bool connected = dce_v10_0_hpd_sense(adev, hpd); 301 302 if (hpd >= adev->mode_info.num_hpd) 303 return; 304 305 tmp = RREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[hpd]); 306 if (connected) 307 tmp = REG_SET_FIELD(tmp, DC_HPD_INT_CONTROL, DC_HPD_INT_POLARITY, 0); 308 else 309 tmp = REG_SET_FIELD(tmp, DC_HPD_INT_CONTROL, DC_HPD_INT_POLARITY, 1); 310 WREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[hpd], tmp); 311 } 312 313 /** 314 * dce_v10_0_hpd_init - hpd setup callback. 315 * 316 * @adev: amdgpu_device pointer 317 * 318 * Setup the hpd pins used by the card (evergreen+). 319 * Enable the pin, set the polarity, and enable the hpd interrupts. 320 */ 321 static void dce_v10_0_hpd_init(struct amdgpu_device *adev) 322 { 323 struct drm_device *dev = adev->ddev; 324 struct drm_connector *connector; 325 u32 tmp; 326 327 list_for_each_entry(connector, &dev->mode_config.connector_list, head) { 328 struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector); 329 330 if (amdgpu_connector->hpd.hpd >= adev->mode_info.num_hpd) 331 continue; 332 333 if (connector->connector_type == DRM_MODE_CONNECTOR_eDP || 334 connector->connector_type == DRM_MODE_CONNECTOR_LVDS) { 335 /* don't try to enable hpd on eDP or LVDS avoid breaking the 336 * aux dp channel on imac and help (but not completely fix) 337 * https://bugzilla.redhat.com/show_bug.cgi?id=726143 338 * also avoid interrupt storms during dpms. 339 */ 340 tmp = RREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd]); 341 tmp = REG_SET_FIELD(tmp, DC_HPD_INT_CONTROL, DC_HPD_INT_EN, 0); 342 WREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd], tmp); 343 continue; 344 } 345 346 tmp = RREG32(mmDC_HPD_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd]); 347 tmp = REG_SET_FIELD(tmp, DC_HPD_CONTROL, DC_HPD_EN, 1); 348 WREG32(mmDC_HPD_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd], tmp); 349 350 tmp = RREG32(mmDC_HPD_TOGGLE_FILT_CNTL + hpd_offsets[amdgpu_connector->hpd.hpd]); 351 tmp = REG_SET_FIELD(tmp, DC_HPD_TOGGLE_FILT_CNTL, 352 DC_HPD_CONNECT_INT_DELAY, 353 AMDGPU_HPD_CONNECT_INT_DELAY_IN_MS); 354 tmp = REG_SET_FIELD(tmp, DC_HPD_TOGGLE_FILT_CNTL, 355 DC_HPD_DISCONNECT_INT_DELAY, 356 AMDGPU_HPD_DISCONNECT_INT_DELAY_IN_MS); 357 WREG32(mmDC_HPD_TOGGLE_FILT_CNTL + hpd_offsets[amdgpu_connector->hpd.hpd], tmp); 358 359 dce_v10_0_hpd_set_polarity(adev, amdgpu_connector->hpd.hpd); 360 amdgpu_irq_get(adev, &adev->hpd_irq, 361 amdgpu_connector->hpd.hpd); 362 } 363 } 364 365 /** 366 * dce_v10_0_hpd_fini - hpd tear down callback. 367 * 368 * @adev: amdgpu_device pointer 369 * 370 * Tear down the hpd pins used by the card (evergreen+). 371 * Disable the hpd interrupts. 372 */ 373 static void dce_v10_0_hpd_fini(struct amdgpu_device *adev) 374 { 375 struct drm_device *dev = adev->ddev; 376 struct drm_connector *connector; 377 u32 tmp; 378 379 list_for_each_entry(connector, &dev->mode_config.connector_list, head) { 380 struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector); 381 382 if (amdgpu_connector->hpd.hpd >= adev->mode_info.num_hpd) 383 continue; 384 385 tmp = RREG32(mmDC_HPD_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd]); 386 tmp = REG_SET_FIELD(tmp, DC_HPD_CONTROL, DC_HPD_EN, 0); 387 WREG32(mmDC_HPD_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd], tmp); 388 389 amdgpu_irq_put(adev, &adev->hpd_irq, 390 amdgpu_connector->hpd.hpd); 391 } 392 } 393 394 static u32 dce_v10_0_hpd_get_gpio_reg(struct amdgpu_device *adev) 395 { 396 return mmDC_GPIO_HPD_A; 397 } 398 399 static bool dce_v10_0_is_display_hung(struct amdgpu_device *adev) 400 { 401 u32 crtc_hung = 0; 402 u32 crtc_status[6]; 403 u32 i, j, tmp; 404 405 for (i = 0; i < adev->mode_info.num_crtc; i++) { 406 tmp = RREG32(mmCRTC_CONTROL + crtc_offsets[i]); 407 if (REG_GET_FIELD(tmp, CRTC_CONTROL, CRTC_MASTER_EN)) { 408 crtc_status[i] = RREG32(mmCRTC_STATUS_HV_COUNT + crtc_offsets[i]); 409 crtc_hung |= (1 << i); 410 } 411 } 412 413 for (j = 0; j < 10; j++) { 414 for (i = 0; i < adev->mode_info.num_crtc; i++) { 415 if (crtc_hung & (1 << i)) { 416 tmp = RREG32(mmCRTC_STATUS_HV_COUNT + crtc_offsets[i]); 417 if (tmp != crtc_status[i]) 418 crtc_hung &= ~(1 << i); 419 } 420 } 421 if (crtc_hung == 0) 422 return false; 423 udelay(100); 424 } 425 426 return true; 427 } 428 429 static void dce_v10_0_set_vga_render_state(struct amdgpu_device *adev, 430 bool render) 431 { 432 u32 tmp; 433 434 /* Lockout access through VGA aperture*/ 435 tmp = RREG32(mmVGA_HDP_CONTROL); 436 if (render) 437 tmp = REG_SET_FIELD(tmp, VGA_HDP_CONTROL, VGA_MEMORY_DISABLE, 0); 438 else 439 tmp = REG_SET_FIELD(tmp, VGA_HDP_CONTROL, VGA_MEMORY_DISABLE, 1); 440 WREG32(mmVGA_HDP_CONTROL, tmp); 441 442 /* disable VGA render */ 443 tmp = RREG32(mmVGA_RENDER_CONTROL); 444 if (render) 445 tmp = REG_SET_FIELD(tmp, VGA_RENDER_CONTROL, VGA_VSTATUS_CNTL, 1); 446 else 447 tmp = REG_SET_FIELD(tmp, VGA_RENDER_CONTROL, VGA_VSTATUS_CNTL, 0); 448 WREG32(mmVGA_RENDER_CONTROL, tmp); 449 } 450 451 static int dce_v10_0_get_num_crtc(struct amdgpu_device *adev) 452 { 453 int num_crtc = 0; 454 455 switch (adev->asic_type) { 456 case CHIP_FIJI: 457 case CHIP_TONGA: 458 num_crtc = 6; 459 break; 460 default: 461 num_crtc = 0; 462 } 463 return num_crtc; 464 } 465 466 void dce_v10_0_disable_dce(struct amdgpu_device *adev) 467 { 468 /*Disable VGA render and enabled crtc, if has DCE engine*/ 469 if (amdgpu_atombios_has_dce_engine_info(adev)) { 470 u32 tmp; 471 int crtc_enabled, i; 472 473 dce_v10_0_set_vga_render_state(adev, false); 474 475 /*Disable crtc*/ 476 for (i = 0; i < dce_v10_0_get_num_crtc(adev); i++) { 477 crtc_enabled = REG_GET_FIELD(RREG32(mmCRTC_CONTROL + crtc_offsets[i]), 478 CRTC_CONTROL, CRTC_MASTER_EN); 479 if (crtc_enabled) { 480 WREG32(mmCRTC_UPDATE_LOCK + crtc_offsets[i], 1); 481 tmp = RREG32(mmCRTC_CONTROL + crtc_offsets[i]); 482 tmp = REG_SET_FIELD(tmp, CRTC_CONTROL, CRTC_MASTER_EN, 0); 483 WREG32(mmCRTC_CONTROL + crtc_offsets[i], tmp); 484 WREG32(mmCRTC_UPDATE_LOCK + crtc_offsets[i], 0); 485 } 486 } 487 } 488 } 489 490 static void dce_v10_0_program_fmt(struct drm_encoder *encoder) 491 { 492 struct drm_device *dev = encoder->dev; 493 struct amdgpu_device *adev = dev->dev_private; 494 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder); 495 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(encoder->crtc); 496 struct drm_connector *connector = amdgpu_get_connector_for_encoder(encoder); 497 int bpc = 0; 498 u32 tmp = 0; 499 enum amdgpu_connector_dither dither = AMDGPU_FMT_DITHER_DISABLE; 500 501 if (connector) { 502 struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector); 503 bpc = amdgpu_connector_get_monitor_bpc(connector); 504 dither = amdgpu_connector->dither; 505 } 506 507 /* LVDS/eDP FMT is set up by atom */ 508 if (amdgpu_encoder->devices & ATOM_DEVICE_LCD_SUPPORT) 509 return; 510 511 /* not needed for analog */ 512 if ((amdgpu_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1) || 513 (amdgpu_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2)) 514 return; 515 516 if (bpc == 0) 517 return; 518 519 switch (bpc) { 520 case 6: 521 if (dither == AMDGPU_FMT_DITHER_ENABLE) { 522 /* XXX sort out optimal dither settings */ 523 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_FRAME_RANDOM_ENABLE, 1); 524 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_HIGHPASS_RANDOM_ENABLE, 1); 525 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_SPATIAL_DITHER_EN, 1); 526 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_SPATIAL_DITHER_DEPTH, 0); 527 } else { 528 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_TRUNCATE_EN, 1); 529 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_TRUNCATE_DEPTH, 0); 530 } 531 break; 532 case 8: 533 if (dither == AMDGPU_FMT_DITHER_ENABLE) { 534 /* XXX sort out optimal dither settings */ 535 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_FRAME_RANDOM_ENABLE, 1); 536 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_HIGHPASS_RANDOM_ENABLE, 1); 537 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_RGB_RANDOM_ENABLE, 1); 538 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_SPATIAL_DITHER_EN, 1); 539 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_SPATIAL_DITHER_DEPTH, 1); 540 } else { 541 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_TRUNCATE_EN, 1); 542 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_TRUNCATE_DEPTH, 1); 543 } 544 break; 545 case 10: 546 if (dither == AMDGPU_FMT_DITHER_ENABLE) { 547 /* XXX sort out optimal dither settings */ 548 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_FRAME_RANDOM_ENABLE, 1); 549 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_HIGHPASS_RANDOM_ENABLE, 1); 550 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_RGB_RANDOM_ENABLE, 1); 551 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_SPATIAL_DITHER_EN, 1); 552 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_SPATIAL_DITHER_DEPTH, 2); 553 } else { 554 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_TRUNCATE_EN, 1); 555 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_TRUNCATE_DEPTH, 2); 556 } 557 break; 558 default: 559 /* not needed */ 560 break; 561 } 562 563 WREG32(mmFMT_BIT_DEPTH_CONTROL + amdgpu_crtc->crtc_offset, tmp); 564 } 565 566 567 /* display watermark setup */ 568 /** 569 * dce_v10_0_line_buffer_adjust - Set up the line buffer 570 * 571 * @adev: amdgpu_device pointer 572 * @amdgpu_crtc: the selected display controller 573 * @mode: the current display mode on the selected display 574 * controller 575 * 576 * Setup up the line buffer allocation for 577 * the selected display controller (CIK). 578 * Returns the line buffer size in pixels. 579 */ 580 static u32 dce_v10_0_line_buffer_adjust(struct amdgpu_device *adev, 581 struct amdgpu_crtc *amdgpu_crtc, 582 struct drm_display_mode *mode) 583 { 584 u32 tmp, buffer_alloc, i, mem_cfg; 585 u32 pipe_offset = amdgpu_crtc->crtc_id; 586 /* 587 * Line Buffer Setup 588 * There are 6 line buffers, one for each display controllers. 589 * There are 3 partitions per LB. Select the number of partitions 590 * to enable based on the display width. For display widths larger 591 * than 4096, you need use to use 2 display controllers and combine 592 * them using the stereo blender. 593 */ 594 if (amdgpu_crtc->base.enabled && mode) { 595 if (mode->crtc_hdisplay < 1920) { 596 mem_cfg = 1; 597 buffer_alloc = 2; 598 } else if (mode->crtc_hdisplay < 2560) { 599 mem_cfg = 2; 600 buffer_alloc = 2; 601 } else if (mode->crtc_hdisplay < 4096) { 602 mem_cfg = 0; 603 buffer_alloc = (adev->flags & AMD_IS_APU) ? 2 : 4; 604 } else { 605 DRM_DEBUG_KMS("Mode too big for LB!\n"); 606 mem_cfg = 0; 607 buffer_alloc = (adev->flags & AMD_IS_APU) ? 2 : 4; 608 } 609 } else { 610 mem_cfg = 1; 611 buffer_alloc = 0; 612 } 613 614 tmp = RREG32(mmLB_MEMORY_CTRL + amdgpu_crtc->crtc_offset); 615 tmp = REG_SET_FIELD(tmp, LB_MEMORY_CTRL, LB_MEMORY_CONFIG, mem_cfg); 616 WREG32(mmLB_MEMORY_CTRL + amdgpu_crtc->crtc_offset, tmp); 617 618 tmp = RREG32(mmPIPE0_DMIF_BUFFER_CONTROL + pipe_offset); 619 tmp = REG_SET_FIELD(tmp, PIPE0_DMIF_BUFFER_CONTROL, DMIF_BUFFERS_ALLOCATED, buffer_alloc); 620 WREG32(mmPIPE0_DMIF_BUFFER_CONTROL + pipe_offset, tmp); 621 622 for (i = 0; i < adev->usec_timeout; i++) { 623 tmp = RREG32(mmPIPE0_DMIF_BUFFER_CONTROL + pipe_offset); 624 if (REG_GET_FIELD(tmp, PIPE0_DMIF_BUFFER_CONTROL, DMIF_BUFFERS_ALLOCATION_COMPLETED)) 625 break; 626 udelay(1); 627 } 628 629 if (amdgpu_crtc->base.enabled && mode) { 630 switch (mem_cfg) { 631 case 0: 632 default: 633 return 4096 * 2; 634 case 1: 635 return 1920 * 2; 636 case 2: 637 return 2560 * 2; 638 } 639 } 640 641 /* controller not enabled, so no lb used */ 642 return 0; 643 } 644 645 /** 646 * cik_get_number_of_dram_channels - get the number of dram channels 647 * 648 * @adev: amdgpu_device pointer 649 * 650 * Look up the number of video ram channels (CIK). 651 * Used for display watermark bandwidth calculations 652 * Returns the number of dram channels 653 */ 654 static u32 cik_get_number_of_dram_channels(struct amdgpu_device *adev) 655 { 656 u32 tmp = RREG32(mmMC_SHARED_CHMAP); 657 658 switch (REG_GET_FIELD(tmp, MC_SHARED_CHMAP, NOOFCHAN)) { 659 case 0: 660 default: 661 return 1; 662 case 1: 663 return 2; 664 case 2: 665 return 4; 666 case 3: 667 return 8; 668 case 4: 669 return 3; 670 case 5: 671 return 6; 672 case 6: 673 return 10; 674 case 7: 675 return 12; 676 case 8: 677 return 16; 678 } 679 } 680 681 struct dce10_wm_params { 682 u32 dram_channels; /* number of dram channels */ 683 u32 yclk; /* bandwidth per dram data pin in kHz */ 684 u32 sclk; /* engine clock in kHz */ 685 u32 disp_clk; /* display clock in kHz */ 686 u32 src_width; /* viewport width */ 687 u32 active_time; /* active display time in ns */ 688 u32 blank_time; /* blank time in ns */ 689 bool interlaced; /* mode is interlaced */ 690 fixed20_12 vsc; /* vertical scale ratio */ 691 u32 num_heads; /* number of active crtcs */ 692 u32 bytes_per_pixel; /* bytes per pixel display + overlay */ 693 u32 lb_size; /* line buffer allocated to pipe */ 694 u32 vtaps; /* vertical scaler taps */ 695 }; 696 697 /** 698 * dce_v10_0_dram_bandwidth - get the dram bandwidth 699 * 700 * @wm: watermark calculation data 701 * 702 * Calculate the raw dram bandwidth (CIK). 703 * Used for display watermark bandwidth calculations 704 * Returns the dram bandwidth in MBytes/s 705 */ 706 static u32 dce_v10_0_dram_bandwidth(struct dce10_wm_params *wm) 707 { 708 /* Calculate raw DRAM Bandwidth */ 709 fixed20_12 dram_efficiency; /* 0.7 */ 710 fixed20_12 yclk, dram_channels, bandwidth; 711 fixed20_12 a; 712 713 a.full = dfixed_const(1000); 714 yclk.full = dfixed_const(wm->yclk); 715 yclk.full = dfixed_div(yclk, a); 716 dram_channels.full = dfixed_const(wm->dram_channels * 4); 717 a.full = dfixed_const(10); 718 dram_efficiency.full = dfixed_const(7); 719 dram_efficiency.full = dfixed_div(dram_efficiency, a); 720 bandwidth.full = dfixed_mul(dram_channels, yclk); 721 bandwidth.full = dfixed_mul(bandwidth, dram_efficiency); 722 723 return dfixed_trunc(bandwidth); 724 } 725 726 /** 727 * dce_v10_0_dram_bandwidth_for_display - get the dram bandwidth for display 728 * 729 * @wm: watermark calculation data 730 * 731 * Calculate the dram bandwidth used for display (CIK). 732 * Used for display watermark bandwidth calculations 733 * Returns the dram bandwidth for display in MBytes/s 734 */ 735 static u32 dce_v10_0_dram_bandwidth_for_display(struct dce10_wm_params *wm) 736 { 737 /* Calculate DRAM Bandwidth and the part allocated to display. */ 738 fixed20_12 disp_dram_allocation; /* 0.3 to 0.7 */ 739 fixed20_12 yclk, dram_channels, bandwidth; 740 fixed20_12 a; 741 742 a.full = dfixed_const(1000); 743 yclk.full = dfixed_const(wm->yclk); 744 yclk.full = dfixed_div(yclk, a); 745 dram_channels.full = dfixed_const(wm->dram_channels * 4); 746 a.full = dfixed_const(10); 747 disp_dram_allocation.full = dfixed_const(3); /* XXX worse case value 0.3 */ 748 disp_dram_allocation.full = dfixed_div(disp_dram_allocation, a); 749 bandwidth.full = dfixed_mul(dram_channels, yclk); 750 bandwidth.full = dfixed_mul(bandwidth, disp_dram_allocation); 751 752 return dfixed_trunc(bandwidth); 753 } 754 755 /** 756 * dce_v10_0_data_return_bandwidth - get the data return bandwidth 757 * 758 * @wm: watermark calculation data 759 * 760 * Calculate the data return bandwidth used for display (CIK). 761 * Used for display watermark bandwidth calculations 762 * Returns the data return bandwidth in MBytes/s 763 */ 764 static u32 dce_v10_0_data_return_bandwidth(struct dce10_wm_params *wm) 765 { 766 /* Calculate the display Data return Bandwidth */ 767 fixed20_12 return_efficiency; /* 0.8 */ 768 fixed20_12 sclk, bandwidth; 769 fixed20_12 a; 770 771 a.full = dfixed_const(1000); 772 sclk.full = dfixed_const(wm->sclk); 773 sclk.full = dfixed_div(sclk, a); 774 a.full = dfixed_const(10); 775 return_efficiency.full = dfixed_const(8); 776 return_efficiency.full = dfixed_div(return_efficiency, a); 777 a.full = dfixed_const(32); 778 bandwidth.full = dfixed_mul(a, sclk); 779 bandwidth.full = dfixed_mul(bandwidth, return_efficiency); 780 781 return dfixed_trunc(bandwidth); 782 } 783 784 /** 785 * dce_v10_0_dmif_request_bandwidth - get the dmif bandwidth 786 * 787 * @wm: watermark calculation data 788 * 789 * Calculate the dmif bandwidth used for display (CIK). 790 * Used for display watermark bandwidth calculations 791 * Returns the dmif bandwidth in MBytes/s 792 */ 793 static u32 dce_v10_0_dmif_request_bandwidth(struct dce10_wm_params *wm) 794 { 795 /* Calculate the DMIF Request Bandwidth */ 796 fixed20_12 disp_clk_request_efficiency; /* 0.8 */ 797 fixed20_12 disp_clk, bandwidth; 798 fixed20_12 a, b; 799 800 a.full = dfixed_const(1000); 801 disp_clk.full = dfixed_const(wm->disp_clk); 802 disp_clk.full = dfixed_div(disp_clk, a); 803 a.full = dfixed_const(32); 804 b.full = dfixed_mul(a, disp_clk); 805 806 a.full = dfixed_const(10); 807 disp_clk_request_efficiency.full = dfixed_const(8); 808 disp_clk_request_efficiency.full = dfixed_div(disp_clk_request_efficiency, a); 809 810 bandwidth.full = dfixed_mul(b, disp_clk_request_efficiency); 811 812 return dfixed_trunc(bandwidth); 813 } 814 815 /** 816 * dce_v10_0_available_bandwidth - get the min available bandwidth 817 * 818 * @wm: watermark calculation data 819 * 820 * Calculate the min available bandwidth used for display (CIK). 821 * Used for display watermark bandwidth calculations 822 * Returns the min available bandwidth in MBytes/s 823 */ 824 static u32 dce_v10_0_available_bandwidth(struct dce10_wm_params *wm) 825 { 826 /* Calculate the Available bandwidth. Display can use this temporarily but not in average. */ 827 u32 dram_bandwidth = dce_v10_0_dram_bandwidth(wm); 828 u32 data_return_bandwidth = dce_v10_0_data_return_bandwidth(wm); 829 u32 dmif_req_bandwidth = dce_v10_0_dmif_request_bandwidth(wm); 830 831 return min(dram_bandwidth, min(data_return_bandwidth, dmif_req_bandwidth)); 832 } 833 834 /** 835 * dce_v10_0_average_bandwidth - get the average available bandwidth 836 * 837 * @wm: watermark calculation data 838 * 839 * Calculate the average available bandwidth used for display (CIK). 840 * Used for display watermark bandwidth calculations 841 * Returns the average available bandwidth in MBytes/s 842 */ 843 static u32 dce_v10_0_average_bandwidth(struct dce10_wm_params *wm) 844 { 845 /* Calculate the display mode Average Bandwidth 846 * DisplayMode should contain the source and destination dimensions, 847 * timing, etc. 848 */ 849 fixed20_12 bpp; 850 fixed20_12 line_time; 851 fixed20_12 src_width; 852 fixed20_12 bandwidth; 853 fixed20_12 a; 854 855 a.full = dfixed_const(1000); 856 line_time.full = dfixed_const(wm->active_time + wm->blank_time); 857 line_time.full = dfixed_div(line_time, a); 858 bpp.full = dfixed_const(wm->bytes_per_pixel); 859 src_width.full = dfixed_const(wm->src_width); 860 bandwidth.full = dfixed_mul(src_width, bpp); 861 bandwidth.full = dfixed_mul(bandwidth, wm->vsc); 862 bandwidth.full = dfixed_div(bandwidth, line_time); 863 864 return dfixed_trunc(bandwidth); 865 } 866 867 /** 868 * dce_v10_0_latency_watermark - get the latency watermark 869 * 870 * @wm: watermark calculation data 871 * 872 * Calculate the latency watermark (CIK). 873 * Used for display watermark bandwidth calculations 874 * Returns the latency watermark in ns 875 */ 876 static u32 dce_v10_0_latency_watermark(struct dce10_wm_params *wm) 877 { 878 /* First calculate the latency in ns */ 879 u32 mc_latency = 2000; /* 2000 ns. */ 880 u32 available_bandwidth = dce_v10_0_available_bandwidth(wm); 881 u32 worst_chunk_return_time = (512 * 8 * 1000) / available_bandwidth; 882 u32 cursor_line_pair_return_time = (128 * 4 * 1000) / available_bandwidth; 883 u32 dc_latency = 40000000 / wm->disp_clk; /* dc pipe latency */ 884 u32 other_heads_data_return_time = ((wm->num_heads + 1) * worst_chunk_return_time) + 885 (wm->num_heads * cursor_line_pair_return_time); 886 u32 latency = mc_latency + other_heads_data_return_time + dc_latency; 887 u32 max_src_lines_per_dst_line, lb_fill_bw, line_fill_time; 888 u32 tmp, dmif_size = 12288; 889 fixed20_12 a, b, c; 890 891 if (wm->num_heads == 0) 892 return 0; 893 894 a.full = dfixed_const(2); 895 b.full = dfixed_const(1); 896 if ((wm->vsc.full > a.full) || 897 ((wm->vsc.full > b.full) && (wm->vtaps >= 3)) || 898 (wm->vtaps >= 5) || 899 ((wm->vsc.full >= a.full) && wm->interlaced)) 900 max_src_lines_per_dst_line = 4; 901 else 902 max_src_lines_per_dst_line = 2; 903 904 a.full = dfixed_const(available_bandwidth); 905 b.full = dfixed_const(wm->num_heads); 906 a.full = dfixed_div(a, b); 907 tmp = div_u64((u64) dmif_size * (u64) wm->disp_clk, mc_latency + 512); 908 tmp = min(dfixed_trunc(a), tmp); 909 910 lb_fill_bw = min(tmp, wm->disp_clk * wm->bytes_per_pixel / 1000); 911 912 a.full = dfixed_const(max_src_lines_per_dst_line * wm->src_width * wm->bytes_per_pixel); 913 b.full = dfixed_const(1000); 914 c.full = dfixed_const(lb_fill_bw); 915 b.full = dfixed_div(c, b); 916 a.full = dfixed_div(a, b); 917 line_fill_time = dfixed_trunc(a); 918 919 if (line_fill_time < wm->active_time) 920 return latency; 921 else 922 return latency + (line_fill_time - wm->active_time); 923 924 } 925 926 /** 927 * dce_v10_0_average_bandwidth_vs_dram_bandwidth_for_display - check 928 * average and available dram bandwidth 929 * 930 * @wm: watermark calculation data 931 * 932 * Check if the display average bandwidth fits in the display 933 * dram bandwidth (CIK). 934 * Used for display watermark bandwidth calculations 935 * Returns true if the display fits, false if not. 936 */ 937 static bool dce_v10_0_average_bandwidth_vs_dram_bandwidth_for_display(struct dce10_wm_params *wm) 938 { 939 if (dce_v10_0_average_bandwidth(wm) <= 940 (dce_v10_0_dram_bandwidth_for_display(wm) / wm->num_heads)) 941 return true; 942 else 943 return false; 944 } 945 946 /** 947 * dce_v10_0_average_bandwidth_vs_available_bandwidth - check 948 * average and available bandwidth 949 * 950 * @wm: watermark calculation data 951 * 952 * Check if the display average bandwidth fits in the display 953 * available bandwidth (CIK). 954 * Used for display watermark bandwidth calculations 955 * Returns true if the display fits, false if not. 956 */ 957 static bool dce_v10_0_average_bandwidth_vs_available_bandwidth(struct dce10_wm_params *wm) 958 { 959 if (dce_v10_0_average_bandwidth(wm) <= 960 (dce_v10_0_available_bandwidth(wm) / wm->num_heads)) 961 return true; 962 else 963 return false; 964 } 965 966 /** 967 * dce_v10_0_check_latency_hiding - check latency hiding 968 * 969 * @wm: watermark calculation data 970 * 971 * Check latency hiding (CIK). 972 * Used for display watermark bandwidth calculations 973 * Returns true if the display fits, false if not. 974 */ 975 static bool dce_v10_0_check_latency_hiding(struct dce10_wm_params *wm) 976 { 977 u32 lb_partitions = wm->lb_size / wm->src_width; 978 u32 line_time = wm->active_time + wm->blank_time; 979 u32 latency_tolerant_lines; 980 u32 latency_hiding; 981 fixed20_12 a; 982 983 a.full = dfixed_const(1); 984 if (wm->vsc.full > a.full) 985 latency_tolerant_lines = 1; 986 else { 987 if (lb_partitions <= (wm->vtaps + 1)) 988 latency_tolerant_lines = 1; 989 else 990 latency_tolerant_lines = 2; 991 } 992 993 latency_hiding = (latency_tolerant_lines * line_time + wm->blank_time); 994 995 if (dce_v10_0_latency_watermark(wm) <= latency_hiding) 996 return true; 997 else 998 return false; 999 } 1000 1001 /** 1002 * dce_v10_0_program_watermarks - program display watermarks 1003 * 1004 * @adev: amdgpu_device pointer 1005 * @amdgpu_crtc: the selected display controller 1006 * @lb_size: line buffer size 1007 * @num_heads: number of display controllers in use 1008 * 1009 * Calculate and program the display watermarks for the 1010 * selected display controller (CIK). 1011 */ 1012 static void dce_v10_0_program_watermarks(struct amdgpu_device *adev, 1013 struct amdgpu_crtc *amdgpu_crtc, 1014 u32 lb_size, u32 num_heads) 1015 { 1016 struct drm_display_mode *mode = &amdgpu_crtc->base.mode; 1017 struct dce10_wm_params wm_low, wm_high; 1018 u32 active_time; 1019 u32 line_time = 0; 1020 u32 latency_watermark_a = 0, latency_watermark_b = 0; 1021 u32 tmp, wm_mask, lb_vblank_lead_lines = 0; 1022 1023 if (amdgpu_crtc->base.enabled && num_heads && mode) { 1024 active_time = (u32) div_u64((u64)mode->crtc_hdisplay * 1000000, 1025 (u32)mode->clock); 1026 line_time = (u32) div_u64((u64)mode->crtc_htotal * 1000000, 1027 (u32)mode->clock); 1028 line_time = min(line_time, (u32)65535); 1029 1030 /* watermark for high clocks */ 1031 if (adev->pm.dpm_enabled) { 1032 wm_high.yclk = 1033 amdgpu_dpm_get_mclk(adev, false) * 10; 1034 wm_high.sclk = 1035 amdgpu_dpm_get_sclk(adev, false) * 10; 1036 } else { 1037 wm_high.yclk = adev->pm.current_mclk * 10; 1038 wm_high.sclk = adev->pm.current_sclk * 10; 1039 } 1040 1041 wm_high.disp_clk = mode->clock; 1042 wm_high.src_width = mode->crtc_hdisplay; 1043 wm_high.active_time = active_time; 1044 wm_high.blank_time = line_time - wm_high.active_time; 1045 wm_high.interlaced = false; 1046 if (mode->flags & DRM_MODE_FLAG_INTERLACE) 1047 wm_high.interlaced = true; 1048 wm_high.vsc = amdgpu_crtc->vsc; 1049 wm_high.vtaps = 1; 1050 if (amdgpu_crtc->rmx_type != RMX_OFF) 1051 wm_high.vtaps = 2; 1052 wm_high.bytes_per_pixel = 4; /* XXX: get this from fb config */ 1053 wm_high.lb_size = lb_size; 1054 wm_high.dram_channels = cik_get_number_of_dram_channels(adev); 1055 wm_high.num_heads = num_heads; 1056 1057 /* set for high clocks */ 1058 latency_watermark_a = min(dce_v10_0_latency_watermark(&wm_high), (u32)65535); 1059 1060 /* possibly force display priority to high */ 1061 /* should really do this at mode validation time... */ 1062 if (!dce_v10_0_average_bandwidth_vs_dram_bandwidth_for_display(&wm_high) || 1063 !dce_v10_0_average_bandwidth_vs_available_bandwidth(&wm_high) || 1064 !dce_v10_0_check_latency_hiding(&wm_high) || 1065 (adev->mode_info.disp_priority == 2)) { 1066 DRM_DEBUG_KMS("force priority to high\n"); 1067 } 1068 1069 /* watermark for low clocks */ 1070 if (adev->pm.dpm_enabled) { 1071 wm_low.yclk = 1072 amdgpu_dpm_get_mclk(adev, true) * 10; 1073 wm_low.sclk = 1074 amdgpu_dpm_get_sclk(adev, true) * 10; 1075 } else { 1076 wm_low.yclk = adev->pm.current_mclk * 10; 1077 wm_low.sclk = adev->pm.current_sclk * 10; 1078 } 1079 1080 wm_low.disp_clk = mode->clock; 1081 wm_low.src_width = mode->crtc_hdisplay; 1082 wm_low.active_time = active_time; 1083 wm_low.blank_time = line_time - wm_low.active_time; 1084 wm_low.interlaced = false; 1085 if (mode->flags & DRM_MODE_FLAG_INTERLACE) 1086 wm_low.interlaced = true; 1087 wm_low.vsc = amdgpu_crtc->vsc; 1088 wm_low.vtaps = 1; 1089 if (amdgpu_crtc->rmx_type != RMX_OFF) 1090 wm_low.vtaps = 2; 1091 wm_low.bytes_per_pixel = 4; /* XXX: get this from fb config */ 1092 wm_low.lb_size = lb_size; 1093 wm_low.dram_channels = cik_get_number_of_dram_channels(adev); 1094 wm_low.num_heads = num_heads; 1095 1096 /* set for low clocks */ 1097 latency_watermark_b = min(dce_v10_0_latency_watermark(&wm_low), (u32)65535); 1098 1099 /* possibly force display priority to high */ 1100 /* should really do this at mode validation time... */ 1101 if (!dce_v10_0_average_bandwidth_vs_dram_bandwidth_for_display(&wm_low) || 1102 !dce_v10_0_average_bandwidth_vs_available_bandwidth(&wm_low) || 1103 !dce_v10_0_check_latency_hiding(&wm_low) || 1104 (adev->mode_info.disp_priority == 2)) { 1105 DRM_DEBUG_KMS("force priority to high\n"); 1106 } 1107 lb_vblank_lead_lines = DIV_ROUND_UP(lb_size, mode->crtc_hdisplay); 1108 } 1109 1110 /* select wm A */ 1111 wm_mask = RREG32(mmDPG_WATERMARK_MASK_CONTROL + amdgpu_crtc->crtc_offset); 1112 tmp = REG_SET_FIELD(wm_mask, DPG_WATERMARK_MASK_CONTROL, URGENCY_WATERMARK_MASK, 1); 1113 WREG32(mmDPG_WATERMARK_MASK_CONTROL + amdgpu_crtc->crtc_offset, tmp); 1114 tmp = RREG32(mmDPG_PIPE_URGENCY_CONTROL + amdgpu_crtc->crtc_offset); 1115 tmp = REG_SET_FIELD(tmp, DPG_PIPE_URGENCY_CONTROL, URGENCY_LOW_WATERMARK, latency_watermark_a); 1116 tmp = REG_SET_FIELD(tmp, DPG_PIPE_URGENCY_CONTROL, URGENCY_HIGH_WATERMARK, line_time); 1117 WREG32(mmDPG_PIPE_URGENCY_CONTROL + amdgpu_crtc->crtc_offset, tmp); 1118 /* select wm B */ 1119 tmp = REG_SET_FIELD(wm_mask, DPG_WATERMARK_MASK_CONTROL, URGENCY_WATERMARK_MASK, 2); 1120 WREG32(mmDPG_WATERMARK_MASK_CONTROL + amdgpu_crtc->crtc_offset, tmp); 1121 tmp = RREG32(mmDPG_PIPE_URGENCY_CONTROL + amdgpu_crtc->crtc_offset); 1122 tmp = REG_SET_FIELD(tmp, DPG_PIPE_URGENCY_CONTROL, URGENCY_LOW_WATERMARK, latency_watermark_b); 1123 tmp = REG_SET_FIELD(tmp, DPG_PIPE_URGENCY_CONTROL, URGENCY_HIGH_WATERMARK, line_time); 1124 WREG32(mmDPG_PIPE_URGENCY_CONTROL + amdgpu_crtc->crtc_offset, tmp); 1125 /* restore original selection */ 1126 WREG32(mmDPG_WATERMARK_MASK_CONTROL + amdgpu_crtc->crtc_offset, wm_mask); 1127 1128 /* save values for DPM */ 1129 amdgpu_crtc->line_time = line_time; 1130 amdgpu_crtc->wm_high = latency_watermark_a; 1131 amdgpu_crtc->wm_low = latency_watermark_b; 1132 /* Save number of lines the linebuffer leads before the scanout */ 1133 amdgpu_crtc->lb_vblank_lead_lines = lb_vblank_lead_lines; 1134 } 1135 1136 /** 1137 * dce_v10_0_bandwidth_update - program display watermarks 1138 * 1139 * @adev: amdgpu_device pointer 1140 * 1141 * Calculate and program the display watermarks and line 1142 * buffer allocation (CIK). 1143 */ 1144 static void dce_v10_0_bandwidth_update(struct amdgpu_device *adev) 1145 { 1146 struct drm_display_mode *mode = NULL; 1147 u32 num_heads = 0, lb_size; 1148 int i; 1149 1150 amdgpu_display_update_priority(adev); 1151 1152 for (i = 0; i < adev->mode_info.num_crtc; i++) { 1153 if (adev->mode_info.crtcs[i]->base.enabled) 1154 num_heads++; 1155 } 1156 for (i = 0; i < adev->mode_info.num_crtc; i++) { 1157 mode = &adev->mode_info.crtcs[i]->base.mode; 1158 lb_size = dce_v10_0_line_buffer_adjust(adev, adev->mode_info.crtcs[i], mode); 1159 dce_v10_0_program_watermarks(adev, adev->mode_info.crtcs[i], 1160 lb_size, num_heads); 1161 } 1162 } 1163 1164 static void dce_v10_0_audio_get_connected_pins(struct amdgpu_device *adev) 1165 { 1166 int i; 1167 u32 offset, tmp; 1168 1169 for (i = 0; i < adev->mode_info.audio.num_pins; i++) { 1170 offset = adev->mode_info.audio.pin[i].offset; 1171 tmp = RREG32_AUDIO_ENDPT(offset, 1172 ixAZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_CONFIGURATION_DEFAULT); 1173 if (((tmp & 1174 AZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_CONFIGURATION_DEFAULT__PORT_CONNECTIVITY_MASK) >> 1175 AZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_CONFIGURATION_DEFAULT__PORT_CONNECTIVITY__SHIFT) == 1) 1176 adev->mode_info.audio.pin[i].connected = false; 1177 else 1178 adev->mode_info.audio.pin[i].connected = true; 1179 } 1180 } 1181 1182 static struct amdgpu_audio_pin *dce_v10_0_audio_get_pin(struct amdgpu_device *adev) 1183 { 1184 int i; 1185 1186 dce_v10_0_audio_get_connected_pins(adev); 1187 1188 for (i = 0; i < adev->mode_info.audio.num_pins; i++) { 1189 if (adev->mode_info.audio.pin[i].connected) 1190 return &adev->mode_info.audio.pin[i]; 1191 } 1192 DRM_ERROR("No connected audio pins found!\n"); 1193 return NULL; 1194 } 1195 1196 static void dce_v10_0_afmt_audio_select_pin(struct drm_encoder *encoder) 1197 { 1198 struct amdgpu_device *adev = encoder->dev->dev_private; 1199 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder); 1200 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv; 1201 u32 tmp; 1202 1203 if (!dig || !dig->afmt || !dig->afmt->pin) 1204 return; 1205 1206 tmp = RREG32(mmAFMT_AUDIO_SRC_CONTROL + dig->afmt->offset); 1207 tmp = REG_SET_FIELD(tmp, AFMT_AUDIO_SRC_CONTROL, AFMT_AUDIO_SRC_SELECT, dig->afmt->pin->id); 1208 WREG32(mmAFMT_AUDIO_SRC_CONTROL + dig->afmt->offset, tmp); 1209 } 1210 1211 static void dce_v10_0_audio_write_latency_fields(struct drm_encoder *encoder, 1212 struct drm_display_mode *mode) 1213 { 1214 struct amdgpu_device *adev = encoder->dev->dev_private; 1215 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder); 1216 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv; 1217 struct drm_connector *connector; 1218 struct amdgpu_connector *amdgpu_connector = NULL; 1219 u32 tmp; 1220 int interlace = 0; 1221 1222 if (!dig || !dig->afmt || !dig->afmt->pin) 1223 return; 1224 1225 list_for_each_entry(connector, &encoder->dev->mode_config.connector_list, head) { 1226 if (connector->encoder == encoder) { 1227 amdgpu_connector = to_amdgpu_connector(connector); 1228 break; 1229 } 1230 } 1231 1232 if (!amdgpu_connector) { 1233 DRM_ERROR("Couldn't find encoder's connector\n"); 1234 return; 1235 } 1236 1237 if (mode->flags & DRM_MODE_FLAG_INTERLACE) 1238 interlace = 1; 1239 if (connector->latency_present[interlace]) { 1240 tmp = REG_SET_FIELD(0, AZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_LIPSYNC, 1241 VIDEO_LIPSYNC, connector->video_latency[interlace]); 1242 tmp = REG_SET_FIELD(0, AZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_LIPSYNC, 1243 AUDIO_LIPSYNC, connector->audio_latency[interlace]); 1244 } else { 1245 tmp = REG_SET_FIELD(0, AZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_LIPSYNC, 1246 VIDEO_LIPSYNC, 0); 1247 tmp = REG_SET_FIELD(0, AZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_LIPSYNC, 1248 AUDIO_LIPSYNC, 0); 1249 } 1250 WREG32_AUDIO_ENDPT(dig->afmt->pin->offset, 1251 ixAZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_LIPSYNC, tmp); 1252 } 1253 1254 static void dce_v10_0_audio_write_speaker_allocation(struct drm_encoder *encoder) 1255 { 1256 struct amdgpu_device *adev = encoder->dev->dev_private; 1257 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder); 1258 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv; 1259 struct drm_connector *connector; 1260 struct amdgpu_connector *amdgpu_connector = NULL; 1261 u32 tmp; 1262 u8 *sadb = NULL; 1263 int sad_count; 1264 1265 if (!dig || !dig->afmt || !dig->afmt->pin) 1266 return; 1267 1268 list_for_each_entry(connector, &encoder->dev->mode_config.connector_list, head) { 1269 if (connector->encoder == encoder) { 1270 amdgpu_connector = to_amdgpu_connector(connector); 1271 break; 1272 } 1273 } 1274 1275 if (!amdgpu_connector) { 1276 DRM_ERROR("Couldn't find encoder's connector\n"); 1277 return; 1278 } 1279 1280 sad_count = drm_edid_to_speaker_allocation(amdgpu_connector_edid(connector), &sadb); 1281 if (sad_count < 0) { 1282 DRM_ERROR("Couldn't read Speaker Allocation Data Block: %d\n", sad_count); 1283 sad_count = 0; 1284 } 1285 1286 /* program the speaker allocation */ 1287 tmp = RREG32_AUDIO_ENDPT(dig->afmt->pin->offset, 1288 ixAZALIA_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER); 1289 tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER, 1290 DP_CONNECTION, 0); 1291 /* set HDMI mode */ 1292 tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER, 1293 HDMI_CONNECTION, 1); 1294 if (sad_count) 1295 tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER, 1296 SPEAKER_ALLOCATION, sadb[0]); 1297 else 1298 tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER, 1299 SPEAKER_ALLOCATION, 5); /* stereo */ 1300 WREG32_AUDIO_ENDPT(dig->afmt->pin->offset, 1301 ixAZALIA_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER, tmp); 1302 1303 kfree(sadb); 1304 } 1305 1306 static void dce_v10_0_audio_write_sad_regs(struct drm_encoder *encoder) 1307 { 1308 struct amdgpu_device *adev = encoder->dev->dev_private; 1309 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder); 1310 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv; 1311 struct drm_connector *connector; 1312 struct amdgpu_connector *amdgpu_connector = NULL; 1313 struct cea_sad *sads; 1314 int i, sad_count; 1315 1316 static const u16 eld_reg_to_type[][2] = { 1317 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR0, HDMI_AUDIO_CODING_TYPE_PCM }, 1318 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR1, HDMI_AUDIO_CODING_TYPE_AC3 }, 1319 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR2, HDMI_AUDIO_CODING_TYPE_MPEG1 }, 1320 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR3, HDMI_AUDIO_CODING_TYPE_MP3 }, 1321 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR4, HDMI_AUDIO_CODING_TYPE_MPEG2 }, 1322 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR5, HDMI_AUDIO_CODING_TYPE_AAC_LC }, 1323 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR6, HDMI_AUDIO_CODING_TYPE_DTS }, 1324 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR7, HDMI_AUDIO_CODING_TYPE_ATRAC }, 1325 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR9, HDMI_AUDIO_CODING_TYPE_EAC3 }, 1326 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR10, HDMI_AUDIO_CODING_TYPE_DTS_HD }, 1327 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR11, HDMI_AUDIO_CODING_TYPE_MLP }, 1328 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR13, HDMI_AUDIO_CODING_TYPE_WMA_PRO }, 1329 }; 1330 1331 if (!dig || !dig->afmt || !dig->afmt->pin) 1332 return; 1333 1334 list_for_each_entry(connector, &encoder->dev->mode_config.connector_list, head) { 1335 if (connector->encoder == encoder) { 1336 amdgpu_connector = to_amdgpu_connector(connector); 1337 break; 1338 } 1339 } 1340 1341 if (!amdgpu_connector) { 1342 DRM_ERROR("Couldn't find encoder's connector\n"); 1343 return; 1344 } 1345 1346 sad_count = drm_edid_to_sad(amdgpu_connector_edid(connector), &sads); 1347 if (sad_count <= 0) { 1348 DRM_ERROR("Couldn't read SADs: %d\n", sad_count); 1349 return; 1350 } 1351 BUG_ON(!sads); 1352 1353 for (i = 0; i < ARRAY_SIZE(eld_reg_to_type); i++) { 1354 u32 tmp = 0; 1355 u8 stereo_freqs = 0; 1356 int max_channels = -1; 1357 int j; 1358 1359 for (j = 0; j < sad_count; j++) { 1360 struct cea_sad *sad = &sads[j]; 1361 1362 if (sad->format == eld_reg_to_type[i][1]) { 1363 if (sad->channels > max_channels) { 1364 tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR0, 1365 MAX_CHANNELS, sad->channels); 1366 tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR0, 1367 DESCRIPTOR_BYTE_2, sad->byte2); 1368 tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR0, 1369 SUPPORTED_FREQUENCIES, sad->freq); 1370 max_channels = sad->channels; 1371 } 1372 1373 if (sad->format == HDMI_AUDIO_CODING_TYPE_PCM) 1374 stereo_freqs |= sad->freq; 1375 else 1376 break; 1377 } 1378 } 1379 1380 tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR0, 1381 SUPPORTED_FREQUENCIES_STEREO, stereo_freqs); 1382 WREG32_AUDIO_ENDPT(dig->afmt->pin->offset, eld_reg_to_type[i][0], tmp); 1383 } 1384 1385 kfree(sads); 1386 } 1387 1388 static void dce_v10_0_audio_enable(struct amdgpu_device *adev, 1389 struct amdgpu_audio_pin *pin, 1390 bool enable) 1391 { 1392 if (!pin) 1393 return; 1394 1395 WREG32_AUDIO_ENDPT(pin->offset, ixAZALIA_F0_CODEC_PIN_CONTROL_HOT_PLUG_CONTROL, 1396 enable ? AZALIA_F0_CODEC_PIN_CONTROL_HOT_PLUG_CONTROL__AUDIO_ENABLED_MASK : 0); 1397 } 1398 1399 static const u32 pin_offsets[] = 1400 { 1401 AUD0_REGISTER_OFFSET, 1402 AUD1_REGISTER_OFFSET, 1403 AUD2_REGISTER_OFFSET, 1404 AUD3_REGISTER_OFFSET, 1405 AUD4_REGISTER_OFFSET, 1406 AUD5_REGISTER_OFFSET, 1407 AUD6_REGISTER_OFFSET, 1408 }; 1409 1410 static int dce_v10_0_audio_init(struct amdgpu_device *adev) 1411 { 1412 int i; 1413 1414 if (!amdgpu_audio) 1415 return 0; 1416 1417 adev->mode_info.audio.enabled = true; 1418 1419 adev->mode_info.audio.num_pins = 7; 1420 1421 for (i = 0; i < adev->mode_info.audio.num_pins; i++) { 1422 adev->mode_info.audio.pin[i].channels = -1; 1423 adev->mode_info.audio.pin[i].rate = -1; 1424 adev->mode_info.audio.pin[i].bits_per_sample = -1; 1425 adev->mode_info.audio.pin[i].status_bits = 0; 1426 adev->mode_info.audio.pin[i].category_code = 0; 1427 adev->mode_info.audio.pin[i].connected = false; 1428 adev->mode_info.audio.pin[i].offset = pin_offsets[i]; 1429 adev->mode_info.audio.pin[i].id = i; 1430 /* disable audio. it will be set up later */ 1431 /* XXX remove once we switch to ip funcs */ 1432 dce_v10_0_audio_enable(adev, &adev->mode_info.audio.pin[i], false); 1433 } 1434 1435 return 0; 1436 } 1437 1438 static void dce_v10_0_audio_fini(struct amdgpu_device *adev) 1439 { 1440 int i; 1441 1442 if (!amdgpu_audio) 1443 return; 1444 1445 if (!adev->mode_info.audio.enabled) 1446 return; 1447 1448 for (i = 0; i < adev->mode_info.audio.num_pins; i++) 1449 dce_v10_0_audio_enable(adev, &adev->mode_info.audio.pin[i], false); 1450 1451 adev->mode_info.audio.enabled = false; 1452 } 1453 1454 /* 1455 * update the N and CTS parameters for a given pixel clock rate 1456 */ 1457 static void dce_v10_0_afmt_update_ACR(struct drm_encoder *encoder, uint32_t clock) 1458 { 1459 struct drm_device *dev = encoder->dev; 1460 struct amdgpu_device *adev = dev->dev_private; 1461 struct amdgpu_afmt_acr acr = amdgpu_afmt_acr(clock); 1462 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder); 1463 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv; 1464 u32 tmp; 1465 1466 tmp = RREG32(mmHDMI_ACR_32_0 + dig->afmt->offset); 1467 tmp = REG_SET_FIELD(tmp, HDMI_ACR_32_0, HDMI_ACR_CTS_32, acr.cts_32khz); 1468 WREG32(mmHDMI_ACR_32_0 + dig->afmt->offset, tmp); 1469 tmp = RREG32(mmHDMI_ACR_32_1 + dig->afmt->offset); 1470 tmp = REG_SET_FIELD(tmp, HDMI_ACR_32_1, HDMI_ACR_N_32, acr.n_32khz); 1471 WREG32(mmHDMI_ACR_32_1 + dig->afmt->offset, tmp); 1472 1473 tmp = RREG32(mmHDMI_ACR_44_0 + dig->afmt->offset); 1474 tmp = REG_SET_FIELD(tmp, HDMI_ACR_44_0, HDMI_ACR_CTS_44, acr.cts_44_1khz); 1475 WREG32(mmHDMI_ACR_44_0 + dig->afmt->offset, tmp); 1476 tmp = RREG32(mmHDMI_ACR_44_1 + dig->afmt->offset); 1477 tmp = REG_SET_FIELD(tmp, HDMI_ACR_44_1, HDMI_ACR_N_44, acr.n_44_1khz); 1478 WREG32(mmHDMI_ACR_44_1 + dig->afmt->offset, tmp); 1479 1480 tmp = RREG32(mmHDMI_ACR_48_0 + dig->afmt->offset); 1481 tmp = REG_SET_FIELD(tmp, HDMI_ACR_48_0, HDMI_ACR_CTS_48, acr.cts_48khz); 1482 WREG32(mmHDMI_ACR_48_0 + dig->afmt->offset, tmp); 1483 tmp = RREG32(mmHDMI_ACR_48_1 + dig->afmt->offset); 1484 tmp = REG_SET_FIELD(tmp, HDMI_ACR_48_1, HDMI_ACR_N_48, acr.n_48khz); 1485 WREG32(mmHDMI_ACR_48_1 + dig->afmt->offset, tmp); 1486 1487 } 1488 1489 /* 1490 * build a HDMI Video Info Frame 1491 */ 1492 static void dce_v10_0_afmt_update_avi_infoframe(struct drm_encoder *encoder, 1493 void *buffer, size_t size) 1494 { 1495 struct drm_device *dev = encoder->dev; 1496 struct amdgpu_device *adev = dev->dev_private; 1497 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder); 1498 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv; 1499 uint8_t *frame = buffer + 3; 1500 uint8_t *header = buffer; 1501 1502 WREG32(mmAFMT_AVI_INFO0 + dig->afmt->offset, 1503 frame[0x0] | (frame[0x1] << 8) | (frame[0x2] << 16) | (frame[0x3] << 24)); 1504 WREG32(mmAFMT_AVI_INFO1 + dig->afmt->offset, 1505 frame[0x4] | (frame[0x5] << 8) | (frame[0x6] << 16) | (frame[0x7] << 24)); 1506 WREG32(mmAFMT_AVI_INFO2 + dig->afmt->offset, 1507 frame[0x8] | (frame[0x9] << 8) | (frame[0xA] << 16) | (frame[0xB] << 24)); 1508 WREG32(mmAFMT_AVI_INFO3 + dig->afmt->offset, 1509 frame[0xC] | (frame[0xD] << 8) | (header[1] << 24)); 1510 } 1511 1512 static void dce_v10_0_audio_set_dto(struct drm_encoder *encoder, u32 clock) 1513 { 1514 struct drm_device *dev = encoder->dev; 1515 struct amdgpu_device *adev = dev->dev_private; 1516 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder); 1517 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv; 1518 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(encoder->crtc); 1519 u32 dto_phase = 24 * 1000; 1520 u32 dto_modulo = clock; 1521 u32 tmp; 1522 1523 if (!dig || !dig->afmt) 1524 return; 1525 1526 /* XXX two dtos; generally use dto0 for hdmi */ 1527 /* Express [24MHz / target pixel clock] as an exact rational 1528 * number (coefficient of two integer numbers. DCCG_AUDIO_DTOx_PHASE 1529 * is the numerator, DCCG_AUDIO_DTOx_MODULE is the denominator 1530 */ 1531 tmp = RREG32(mmDCCG_AUDIO_DTO_SOURCE); 1532 tmp = REG_SET_FIELD(tmp, DCCG_AUDIO_DTO_SOURCE, DCCG_AUDIO_DTO0_SOURCE_SEL, 1533 amdgpu_crtc->crtc_id); 1534 WREG32(mmDCCG_AUDIO_DTO_SOURCE, tmp); 1535 WREG32(mmDCCG_AUDIO_DTO0_PHASE, dto_phase); 1536 WREG32(mmDCCG_AUDIO_DTO0_MODULE, dto_modulo); 1537 } 1538 1539 /* 1540 * update the info frames with the data from the current display mode 1541 */ 1542 static void dce_v10_0_afmt_setmode(struct drm_encoder *encoder, 1543 struct drm_display_mode *mode) 1544 { 1545 struct drm_device *dev = encoder->dev; 1546 struct amdgpu_device *adev = dev->dev_private; 1547 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder); 1548 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv; 1549 struct drm_connector *connector = amdgpu_get_connector_for_encoder(encoder); 1550 u8 buffer[HDMI_INFOFRAME_HEADER_SIZE + HDMI_AVI_INFOFRAME_SIZE]; 1551 struct hdmi_avi_infoframe frame; 1552 ssize_t err; 1553 u32 tmp; 1554 int bpc = 8; 1555 1556 if (!dig || !dig->afmt) 1557 return; 1558 1559 /* Silent, r600_hdmi_enable will raise WARN for us */ 1560 if (!dig->afmt->enabled) 1561 return; 1562 1563 /* hdmi deep color mode general control packets setup, if bpc > 8 */ 1564 if (encoder->crtc) { 1565 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(encoder->crtc); 1566 bpc = amdgpu_crtc->bpc; 1567 } 1568 1569 /* disable audio prior to setting up hw */ 1570 dig->afmt->pin = dce_v10_0_audio_get_pin(adev); 1571 dce_v10_0_audio_enable(adev, dig->afmt->pin, false); 1572 1573 dce_v10_0_audio_set_dto(encoder, mode->clock); 1574 1575 tmp = RREG32(mmHDMI_VBI_PACKET_CONTROL + dig->afmt->offset); 1576 tmp = REG_SET_FIELD(tmp, HDMI_VBI_PACKET_CONTROL, HDMI_NULL_SEND, 1); 1577 WREG32(mmHDMI_VBI_PACKET_CONTROL + dig->afmt->offset, tmp); /* send null packets when required */ 1578 1579 WREG32(mmAFMT_AUDIO_CRC_CONTROL + dig->afmt->offset, 0x1000); 1580 1581 tmp = RREG32(mmHDMI_CONTROL + dig->afmt->offset); 1582 switch (bpc) { 1583 case 0: 1584 case 6: 1585 case 8: 1586 case 16: 1587 default: 1588 tmp = REG_SET_FIELD(tmp, HDMI_CONTROL, HDMI_DEEP_COLOR_ENABLE, 0); 1589 tmp = REG_SET_FIELD(tmp, HDMI_CONTROL, HDMI_DEEP_COLOR_DEPTH, 0); 1590 DRM_DEBUG("%s: Disabling hdmi deep color for %d bpc.\n", 1591 connector->name, bpc); 1592 break; 1593 case 10: 1594 tmp = REG_SET_FIELD(tmp, HDMI_CONTROL, HDMI_DEEP_COLOR_ENABLE, 1); 1595 tmp = REG_SET_FIELD(tmp, HDMI_CONTROL, HDMI_DEEP_COLOR_DEPTH, 1); 1596 DRM_DEBUG("%s: Enabling hdmi deep color 30 for 10 bpc.\n", 1597 connector->name); 1598 break; 1599 case 12: 1600 tmp = REG_SET_FIELD(tmp, HDMI_CONTROL, HDMI_DEEP_COLOR_ENABLE, 1); 1601 tmp = REG_SET_FIELD(tmp, HDMI_CONTROL, HDMI_DEEP_COLOR_DEPTH, 2); 1602 DRM_DEBUG("%s: Enabling hdmi deep color 36 for 12 bpc.\n", 1603 connector->name); 1604 break; 1605 } 1606 WREG32(mmHDMI_CONTROL + dig->afmt->offset, tmp); 1607 1608 tmp = RREG32(mmHDMI_VBI_PACKET_CONTROL + dig->afmt->offset); 1609 tmp = REG_SET_FIELD(tmp, HDMI_VBI_PACKET_CONTROL, HDMI_NULL_SEND, 1); /* send null packets when required */ 1610 tmp = REG_SET_FIELD(tmp, HDMI_VBI_PACKET_CONTROL, HDMI_GC_SEND, 1); /* send general control packets */ 1611 tmp = REG_SET_FIELD(tmp, HDMI_VBI_PACKET_CONTROL, HDMI_GC_CONT, 1); /* send general control packets every frame */ 1612 WREG32(mmHDMI_VBI_PACKET_CONTROL + dig->afmt->offset, tmp); 1613 1614 tmp = RREG32(mmHDMI_INFOFRAME_CONTROL0 + dig->afmt->offset); 1615 /* enable audio info frames (frames won't be set until audio is enabled) */ 1616 tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL0, HDMI_AUDIO_INFO_SEND, 1); 1617 /* required for audio info values to be updated */ 1618 tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL0, HDMI_AUDIO_INFO_CONT, 1); 1619 WREG32(mmHDMI_INFOFRAME_CONTROL0 + dig->afmt->offset, tmp); 1620 1621 tmp = RREG32(mmAFMT_INFOFRAME_CONTROL0 + dig->afmt->offset); 1622 /* required for audio info values to be updated */ 1623 tmp = REG_SET_FIELD(tmp, AFMT_INFOFRAME_CONTROL0, AFMT_AUDIO_INFO_UPDATE, 1); 1624 WREG32(mmAFMT_INFOFRAME_CONTROL0 + dig->afmt->offset, tmp); 1625 1626 tmp = RREG32(mmHDMI_INFOFRAME_CONTROL1 + dig->afmt->offset); 1627 /* anything other than 0 */ 1628 tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL1, HDMI_AUDIO_INFO_LINE, 2); 1629 WREG32(mmHDMI_INFOFRAME_CONTROL1 + dig->afmt->offset, tmp); 1630 1631 WREG32(mmHDMI_GC + dig->afmt->offset, 0); /* unset HDMI_GC_AVMUTE */ 1632 1633 tmp = RREG32(mmHDMI_AUDIO_PACKET_CONTROL + dig->afmt->offset); 1634 /* set the default audio delay */ 1635 tmp = REG_SET_FIELD(tmp, HDMI_AUDIO_PACKET_CONTROL, HDMI_AUDIO_DELAY_EN, 1); 1636 /* should be suffient for all audio modes and small enough for all hblanks */ 1637 tmp = REG_SET_FIELD(tmp, HDMI_AUDIO_PACKET_CONTROL, HDMI_AUDIO_PACKETS_PER_LINE, 3); 1638 WREG32(mmHDMI_AUDIO_PACKET_CONTROL + dig->afmt->offset, tmp); 1639 1640 tmp = RREG32(mmAFMT_AUDIO_PACKET_CONTROL + dig->afmt->offset); 1641 /* allow 60958 channel status fields to be updated */ 1642 tmp = REG_SET_FIELD(tmp, AFMT_AUDIO_PACKET_CONTROL, AFMT_60958_CS_UPDATE, 1); 1643 WREG32(mmAFMT_AUDIO_PACKET_CONTROL + dig->afmt->offset, tmp); 1644 1645 tmp = RREG32(mmHDMI_ACR_PACKET_CONTROL + dig->afmt->offset); 1646 if (bpc > 8) 1647 /* clear SW CTS value */ 1648 tmp = REG_SET_FIELD(tmp, HDMI_ACR_PACKET_CONTROL, HDMI_ACR_SOURCE, 0); 1649 else 1650 /* select SW CTS value */ 1651 tmp = REG_SET_FIELD(tmp, HDMI_ACR_PACKET_CONTROL, HDMI_ACR_SOURCE, 1); 1652 /* allow hw to sent ACR packets when required */ 1653 tmp = REG_SET_FIELD(tmp, HDMI_ACR_PACKET_CONTROL, HDMI_ACR_AUTO_SEND, 1); 1654 WREG32(mmHDMI_ACR_PACKET_CONTROL + dig->afmt->offset, tmp); 1655 1656 dce_v10_0_afmt_update_ACR(encoder, mode->clock); 1657 1658 tmp = RREG32(mmAFMT_60958_0 + dig->afmt->offset); 1659 tmp = REG_SET_FIELD(tmp, AFMT_60958_0, AFMT_60958_CS_CHANNEL_NUMBER_L, 1); 1660 WREG32(mmAFMT_60958_0 + dig->afmt->offset, tmp); 1661 1662 tmp = RREG32(mmAFMT_60958_1 + dig->afmt->offset); 1663 tmp = REG_SET_FIELD(tmp, AFMT_60958_1, AFMT_60958_CS_CHANNEL_NUMBER_R, 2); 1664 WREG32(mmAFMT_60958_1 + dig->afmt->offset, tmp); 1665 1666 tmp = RREG32(mmAFMT_60958_2 + dig->afmt->offset); 1667 tmp = REG_SET_FIELD(tmp, AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_2, 3); 1668 tmp = REG_SET_FIELD(tmp, AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_3, 4); 1669 tmp = REG_SET_FIELD(tmp, AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_4, 5); 1670 tmp = REG_SET_FIELD(tmp, AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_5, 6); 1671 tmp = REG_SET_FIELD(tmp, AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_6, 7); 1672 tmp = REG_SET_FIELD(tmp, AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_7, 8); 1673 WREG32(mmAFMT_60958_2 + dig->afmt->offset, tmp); 1674 1675 dce_v10_0_audio_write_speaker_allocation(encoder); 1676 1677 WREG32(mmAFMT_AUDIO_PACKET_CONTROL2 + dig->afmt->offset, 1678 (0xff << AFMT_AUDIO_PACKET_CONTROL2__AFMT_AUDIO_CHANNEL_ENABLE__SHIFT)); 1679 1680 dce_v10_0_afmt_audio_select_pin(encoder); 1681 dce_v10_0_audio_write_sad_regs(encoder); 1682 dce_v10_0_audio_write_latency_fields(encoder, mode); 1683 1684 err = drm_hdmi_avi_infoframe_from_display_mode(&frame, mode, false); 1685 if (err < 0) { 1686 DRM_ERROR("failed to setup AVI infoframe: %zd\n", err); 1687 return; 1688 } 1689 1690 err = hdmi_avi_infoframe_pack(&frame, buffer, sizeof(buffer)); 1691 if (err < 0) { 1692 DRM_ERROR("failed to pack AVI infoframe: %zd\n", err); 1693 return; 1694 } 1695 1696 dce_v10_0_afmt_update_avi_infoframe(encoder, buffer, sizeof(buffer)); 1697 1698 tmp = RREG32(mmHDMI_INFOFRAME_CONTROL0 + dig->afmt->offset); 1699 /* enable AVI info frames */ 1700 tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL0, HDMI_AVI_INFO_SEND, 1); 1701 /* required for audio info values to be updated */ 1702 tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL0, HDMI_AVI_INFO_CONT, 1); 1703 WREG32(mmHDMI_INFOFRAME_CONTROL0 + dig->afmt->offset, tmp); 1704 1705 tmp = RREG32(mmHDMI_INFOFRAME_CONTROL1 + dig->afmt->offset); 1706 tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL1, HDMI_AVI_INFO_LINE, 2); 1707 WREG32(mmHDMI_INFOFRAME_CONTROL1 + dig->afmt->offset, tmp); 1708 1709 tmp = RREG32(mmAFMT_AUDIO_PACKET_CONTROL + dig->afmt->offset); 1710 /* send audio packets */ 1711 tmp = REG_SET_FIELD(tmp, AFMT_AUDIO_PACKET_CONTROL, AFMT_AUDIO_SAMPLE_SEND, 1); 1712 WREG32(mmAFMT_AUDIO_PACKET_CONTROL + dig->afmt->offset, tmp); 1713 1714 WREG32(mmAFMT_RAMP_CONTROL0 + dig->afmt->offset, 0x00FFFFFF); 1715 WREG32(mmAFMT_RAMP_CONTROL1 + dig->afmt->offset, 0x007FFFFF); 1716 WREG32(mmAFMT_RAMP_CONTROL2 + dig->afmt->offset, 0x00000001); 1717 WREG32(mmAFMT_RAMP_CONTROL3 + dig->afmt->offset, 0x00000001); 1718 1719 /* enable audio after to setting up hw */ 1720 dce_v10_0_audio_enable(adev, dig->afmt->pin, true); 1721 } 1722 1723 static void dce_v10_0_afmt_enable(struct drm_encoder *encoder, bool enable) 1724 { 1725 struct drm_device *dev = encoder->dev; 1726 struct amdgpu_device *adev = dev->dev_private; 1727 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder); 1728 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv; 1729 1730 if (!dig || !dig->afmt) 1731 return; 1732 1733 /* Silent, r600_hdmi_enable will raise WARN for us */ 1734 if (enable && dig->afmt->enabled) 1735 return; 1736 if (!enable && !dig->afmt->enabled) 1737 return; 1738 1739 if (!enable && dig->afmt->pin) { 1740 dce_v10_0_audio_enable(adev, dig->afmt->pin, false); 1741 dig->afmt->pin = NULL; 1742 } 1743 1744 dig->afmt->enabled = enable; 1745 1746 DRM_DEBUG("%sabling AFMT interface @ 0x%04X for encoder 0x%x\n", 1747 enable ? "En" : "Dis", dig->afmt->offset, amdgpu_encoder->encoder_id); 1748 } 1749 1750 static int dce_v10_0_afmt_init(struct amdgpu_device *adev) 1751 { 1752 int i; 1753 1754 for (i = 0; i < adev->mode_info.num_dig; i++) 1755 adev->mode_info.afmt[i] = NULL; 1756 1757 /* DCE10 has audio blocks tied to DIG encoders */ 1758 for (i = 0; i < adev->mode_info.num_dig; i++) { 1759 adev->mode_info.afmt[i] = kzalloc(sizeof(struct amdgpu_afmt), GFP_KERNEL); 1760 if (adev->mode_info.afmt[i]) { 1761 adev->mode_info.afmt[i]->offset = dig_offsets[i]; 1762 adev->mode_info.afmt[i]->id = i; 1763 } else { 1764 int j; 1765 for (j = 0; j < i; j++) { 1766 kfree(adev->mode_info.afmt[j]); 1767 adev->mode_info.afmt[j] = NULL; 1768 } 1769 return -ENOMEM; 1770 } 1771 } 1772 return 0; 1773 } 1774 1775 static void dce_v10_0_afmt_fini(struct amdgpu_device *adev) 1776 { 1777 int i; 1778 1779 for (i = 0; i < adev->mode_info.num_dig; i++) { 1780 kfree(adev->mode_info.afmt[i]); 1781 adev->mode_info.afmt[i] = NULL; 1782 } 1783 } 1784 1785 static const u32 vga_control_regs[6] = 1786 { 1787 mmD1VGA_CONTROL, 1788 mmD2VGA_CONTROL, 1789 mmD3VGA_CONTROL, 1790 mmD4VGA_CONTROL, 1791 mmD5VGA_CONTROL, 1792 mmD6VGA_CONTROL, 1793 }; 1794 1795 static void dce_v10_0_vga_enable(struct drm_crtc *crtc, bool enable) 1796 { 1797 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); 1798 struct drm_device *dev = crtc->dev; 1799 struct amdgpu_device *adev = dev->dev_private; 1800 u32 vga_control; 1801 1802 vga_control = RREG32(vga_control_regs[amdgpu_crtc->crtc_id]) & ~1; 1803 if (enable) 1804 WREG32(vga_control_regs[amdgpu_crtc->crtc_id], vga_control | 1); 1805 else 1806 WREG32(vga_control_regs[amdgpu_crtc->crtc_id], vga_control); 1807 } 1808 1809 static void dce_v10_0_grph_enable(struct drm_crtc *crtc, bool enable) 1810 { 1811 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); 1812 struct drm_device *dev = crtc->dev; 1813 struct amdgpu_device *adev = dev->dev_private; 1814 1815 if (enable) 1816 WREG32(mmGRPH_ENABLE + amdgpu_crtc->crtc_offset, 1); 1817 else 1818 WREG32(mmGRPH_ENABLE + amdgpu_crtc->crtc_offset, 0); 1819 } 1820 1821 static int dce_v10_0_crtc_do_set_base(struct drm_crtc *crtc, 1822 struct drm_framebuffer *fb, 1823 int x, int y, int atomic) 1824 { 1825 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); 1826 struct drm_device *dev = crtc->dev; 1827 struct amdgpu_device *adev = dev->dev_private; 1828 struct drm_framebuffer *target_fb; 1829 struct drm_gem_object *obj; 1830 struct amdgpu_bo *abo; 1831 uint64_t fb_location, tiling_flags; 1832 uint32_t fb_format, fb_pitch_pixels; 1833 u32 fb_swap = REG_SET_FIELD(0, GRPH_SWAP_CNTL, GRPH_ENDIAN_SWAP, ENDIAN_NONE); 1834 u32 pipe_config; 1835 u32 tmp, viewport_w, viewport_h; 1836 int r; 1837 bool bypass_lut = false; 1838 struct drm_format_name_buf format_name; 1839 1840 /* no fb bound */ 1841 if (!atomic && !crtc->primary->fb) { 1842 DRM_DEBUG_KMS("No FB bound\n"); 1843 return 0; 1844 } 1845 1846 if (atomic) 1847 target_fb = fb; 1848 else 1849 target_fb = crtc->primary->fb; 1850 1851 /* If atomic, assume fb object is pinned & idle & fenced and 1852 * just update base pointers 1853 */ 1854 obj = target_fb->obj[0]; 1855 abo = gem_to_amdgpu_bo(obj); 1856 r = amdgpu_bo_reserve(abo, false); 1857 if (unlikely(r != 0)) 1858 return r; 1859 1860 if (!atomic) { 1861 r = amdgpu_bo_pin(abo, AMDGPU_GEM_DOMAIN_VRAM); 1862 if (unlikely(r != 0)) { 1863 amdgpu_bo_unreserve(abo); 1864 return -EINVAL; 1865 } 1866 } 1867 fb_location = amdgpu_bo_gpu_offset(abo); 1868 1869 amdgpu_bo_get_tiling_flags(abo, &tiling_flags); 1870 amdgpu_bo_unreserve(abo); 1871 1872 pipe_config = AMDGPU_TILING_GET(tiling_flags, PIPE_CONFIG); 1873 1874 switch (target_fb->format->format) { 1875 case DRM_FORMAT_C8: 1876 fb_format = REG_SET_FIELD(0, GRPH_CONTROL, GRPH_DEPTH, 0); 1877 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_FORMAT, 0); 1878 break; 1879 case DRM_FORMAT_XRGB4444: 1880 case DRM_FORMAT_ARGB4444: 1881 fb_format = REG_SET_FIELD(0, GRPH_CONTROL, GRPH_DEPTH, 1); 1882 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_FORMAT, 2); 1883 #ifdef __BIG_ENDIAN 1884 fb_swap = REG_SET_FIELD(fb_swap, GRPH_SWAP_CNTL, GRPH_ENDIAN_SWAP, 1885 ENDIAN_8IN16); 1886 #endif 1887 break; 1888 case DRM_FORMAT_XRGB1555: 1889 case DRM_FORMAT_ARGB1555: 1890 fb_format = REG_SET_FIELD(0, GRPH_CONTROL, GRPH_DEPTH, 1); 1891 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_FORMAT, 0); 1892 #ifdef __BIG_ENDIAN 1893 fb_swap = REG_SET_FIELD(fb_swap, GRPH_SWAP_CNTL, GRPH_ENDIAN_SWAP, 1894 ENDIAN_8IN16); 1895 #endif 1896 break; 1897 case DRM_FORMAT_BGRX5551: 1898 case DRM_FORMAT_BGRA5551: 1899 fb_format = REG_SET_FIELD(0, GRPH_CONTROL, GRPH_DEPTH, 1); 1900 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_FORMAT, 5); 1901 #ifdef __BIG_ENDIAN 1902 fb_swap = REG_SET_FIELD(fb_swap, GRPH_SWAP_CNTL, GRPH_ENDIAN_SWAP, 1903 ENDIAN_8IN16); 1904 #endif 1905 break; 1906 case DRM_FORMAT_RGB565: 1907 fb_format = REG_SET_FIELD(0, GRPH_CONTROL, GRPH_DEPTH, 1); 1908 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_FORMAT, 1); 1909 #ifdef __BIG_ENDIAN 1910 fb_swap = REG_SET_FIELD(fb_swap, GRPH_SWAP_CNTL, GRPH_ENDIAN_SWAP, 1911 ENDIAN_8IN16); 1912 #endif 1913 break; 1914 case DRM_FORMAT_XRGB8888: 1915 case DRM_FORMAT_ARGB8888: 1916 fb_format = REG_SET_FIELD(0, GRPH_CONTROL, GRPH_DEPTH, 2); 1917 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_FORMAT, 0); 1918 #ifdef __BIG_ENDIAN 1919 fb_swap = REG_SET_FIELD(fb_swap, GRPH_SWAP_CNTL, GRPH_ENDIAN_SWAP, 1920 ENDIAN_8IN32); 1921 #endif 1922 break; 1923 case DRM_FORMAT_XRGB2101010: 1924 case DRM_FORMAT_ARGB2101010: 1925 fb_format = REG_SET_FIELD(0, GRPH_CONTROL, GRPH_DEPTH, 2); 1926 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_FORMAT, 1); 1927 #ifdef __BIG_ENDIAN 1928 fb_swap = REG_SET_FIELD(fb_swap, GRPH_SWAP_CNTL, GRPH_ENDIAN_SWAP, 1929 ENDIAN_8IN32); 1930 #endif 1931 /* Greater 8 bpc fb needs to bypass hw-lut to retain precision */ 1932 bypass_lut = true; 1933 break; 1934 case DRM_FORMAT_BGRX1010102: 1935 case DRM_FORMAT_BGRA1010102: 1936 fb_format = REG_SET_FIELD(0, GRPH_CONTROL, GRPH_DEPTH, 2); 1937 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_FORMAT, 4); 1938 #ifdef __BIG_ENDIAN 1939 fb_swap = REG_SET_FIELD(fb_swap, GRPH_SWAP_CNTL, GRPH_ENDIAN_SWAP, 1940 ENDIAN_8IN32); 1941 #endif 1942 /* Greater 8 bpc fb needs to bypass hw-lut to retain precision */ 1943 bypass_lut = true; 1944 break; 1945 default: 1946 DRM_ERROR("Unsupported screen format %s\n", 1947 drm_get_format_name(target_fb->format->format, &format_name)); 1948 return -EINVAL; 1949 } 1950 1951 if (AMDGPU_TILING_GET(tiling_flags, ARRAY_MODE) == ARRAY_2D_TILED_THIN1) { 1952 unsigned bankw, bankh, mtaspect, tile_split, num_banks; 1953 1954 bankw = AMDGPU_TILING_GET(tiling_flags, BANK_WIDTH); 1955 bankh = AMDGPU_TILING_GET(tiling_flags, BANK_HEIGHT); 1956 mtaspect = AMDGPU_TILING_GET(tiling_flags, MACRO_TILE_ASPECT); 1957 tile_split = AMDGPU_TILING_GET(tiling_flags, TILE_SPLIT); 1958 num_banks = AMDGPU_TILING_GET(tiling_flags, NUM_BANKS); 1959 1960 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_NUM_BANKS, num_banks); 1961 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_ARRAY_MODE, 1962 ARRAY_2D_TILED_THIN1); 1963 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_TILE_SPLIT, 1964 tile_split); 1965 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_BANK_WIDTH, bankw); 1966 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_BANK_HEIGHT, bankh); 1967 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_MACRO_TILE_ASPECT, 1968 mtaspect); 1969 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_MICRO_TILE_MODE, 1970 ADDR_SURF_MICRO_TILING_DISPLAY); 1971 } else if (AMDGPU_TILING_GET(tiling_flags, ARRAY_MODE) == ARRAY_1D_TILED_THIN1) { 1972 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_ARRAY_MODE, 1973 ARRAY_1D_TILED_THIN1); 1974 } 1975 1976 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_PIPE_CONFIG, 1977 pipe_config); 1978 1979 dce_v10_0_vga_enable(crtc, false); 1980 1981 /* Make sure surface address is updated at vertical blank rather than 1982 * horizontal blank 1983 */ 1984 tmp = RREG32(mmGRPH_FLIP_CONTROL + amdgpu_crtc->crtc_offset); 1985 tmp = REG_SET_FIELD(tmp, GRPH_FLIP_CONTROL, 1986 GRPH_SURFACE_UPDATE_H_RETRACE_EN, 0); 1987 WREG32(mmGRPH_FLIP_CONTROL + amdgpu_crtc->crtc_offset, tmp); 1988 1989 WREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS_HIGH + amdgpu_crtc->crtc_offset, 1990 upper_32_bits(fb_location)); 1991 WREG32(mmGRPH_SECONDARY_SURFACE_ADDRESS_HIGH + amdgpu_crtc->crtc_offset, 1992 upper_32_bits(fb_location)); 1993 WREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS + amdgpu_crtc->crtc_offset, 1994 (u32)fb_location & GRPH_PRIMARY_SURFACE_ADDRESS__GRPH_PRIMARY_SURFACE_ADDRESS_MASK); 1995 WREG32(mmGRPH_SECONDARY_SURFACE_ADDRESS + amdgpu_crtc->crtc_offset, 1996 (u32) fb_location & GRPH_SECONDARY_SURFACE_ADDRESS__GRPH_SECONDARY_SURFACE_ADDRESS_MASK); 1997 WREG32(mmGRPH_CONTROL + amdgpu_crtc->crtc_offset, fb_format); 1998 WREG32(mmGRPH_SWAP_CNTL + amdgpu_crtc->crtc_offset, fb_swap); 1999 2000 /* 2001 * The LUT only has 256 slots for indexing by a 8 bpc fb. Bypass the LUT 2002 * for > 8 bpc scanout to avoid truncation of fb indices to 8 msb's, to 2003 * retain the full precision throughout the pipeline. 2004 */ 2005 tmp = RREG32(mmGRPH_LUT_10BIT_BYPASS + amdgpu_crtc->crtc_offset); 2006 if (bypass_lut) 2007 tmp = REG_SET_FIELD(tmp, GRPH_LUT_10BIT_BYPASS, GRPH_LUT_10BIT_BYPASS_EN, 1); 2008 else 2009 tmp = REG_SET_FIELD(tmp, GRPH_LUT_10BIT_BYPASS, GRPH_LUT_10BIT_BYPASS_EN, 0); 2010 WREG32(mmGRPH_LUT_10BIT_BYPASS + amdgpu_crtc->crtc_offset, tmp); 2011 2012 if (bypass_lut) 2013 DRM_DEBUG_KMS("Bypassing hardware LUT due to 10 bit fb scanout.\n"); 2014 2015 WREG32(mmGRPH_SURFACE_OFFSET_X + amdgpu_crtc->crtc_offset, 0); 2016 WREG32(mmGRPH_SURFACE_OFFSET_Y + amdgpu_crtc->crtc_offset, 0); 2017 WREG32(mmGRPH_X_START + amdgpu_crtc->crtc_offset, 0); 2018 WREG32(mmGRPH_Y_START + amdgpu_crtc->crtc_offset, 0); 2019 WREG32(mmGRPH_X_END + amdgpu_crtc->crtc_offset, target_fb->width); 2020 WREG32(mmGRPH_Y_END + amdgpu_crtc->crtc_offset, target_fb->height); 2021 2022 fb_pitch_pixels = target_fb->pitches[0] / target_fb->format->cpp[0]; 2023 WREG32(mmGRPH_PITCH + amdgpu_crtc->crtc_offset, fb_pitch_pixels); 2024 2025 dce_v10_0_grph_enable(crtc, true); 2026 2027 WREG32(mmLB_DESKTOP_HEIGHT + amdgpu_crtc->crtc_offset, 2028 target_fb->height); 2029 2030 x &= ~3; 2031 y &= ~1; 2032 WREG32(mmVIEWPORT_START + amdgpu_crtc->crtc_offset, 2033 (x << 16) | y); 2034 viewport_w = crtc->mode.hdisplay; 2035 viewport_h = (crtc->mode.vdisplay + 1) & ~1; 2036 WREG32(mmVIEWPORT_SIZE + amdgpu_crtc->crtc_offset, 2037 (viewport_w << 16) | viewport_h); 2038 2039 /* set pageflip to happen anywhere in vblank interval */ 2040 WREG32(mmMASTER_UPDATE_MODE + amdgpu_crtc->crtc_offset, 0); 2041 2042 if (!atomic && fb && fb != crtc->primary->fb) { 2043 abo = gem_to_amdgpu_bo(fb->obj[0]); 2044 r = amdgpu_bo_reserve(abo, true); 2045 if (unlikely(r != 0)) 2046 return r; 2047 amdgpu_bo_unpin(abo); 2048 amdgpu_bo_unreserve(abo); 2049 } 2050 2051 /* Bytes per pixel may have changed */ 2052 dce_v10_0_bandwidth_update(adev); 2053 2054 return 0; 2055 } 2056 2057 static void dce_v10_0_set_interleave(struct drm_crtc *crtc, 2058 struct drm_display_mode *mode) 2059 { 2060 struct drm_device *dev = crtc->dev; 2061 struct amdgpu_device *adev = dev->dev_private; 2062 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); 2063 u32 tmp; 2064 2065 tmp = RREG32(mmLB_DATA_FORMAT + amdgpu_crtc->crtc_offset); 2066 if (mode->flags & DRM_MODE_FLAG_INTERLACE) 2067 tmp = REG_SET_FIELD(tmp, LB_DATA_FORMAT, INTERLEAVE_EN, 1); 2068 else 2069 tmp = REG_SET_FIELD(tmp, LB_DATA_FORMAT, INTERLEAVE_EN, 0); 2070 WREG32(mmLB_DATA_FORMAT + amdgpu_crtc->crtc_offset, tmp); 2071 } 2072 2073 static void dce_v10_0_crtc_load_lut(struct drm_crtc *crtc) 2074 { 2075 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); 2076 struct drm_device *dev = crtc->dev; 2077 struct amdgpu_device *adev = dev->dev_private; 2078 u16 *r, *g, *b; 2079 int i; 2080 u32 tmp; 2081 2082 DRM_DEBUG_KMS("%d\n", amdgpu_crtc->crtc_id); 2083 2084 tmp = RREG32(mmINPUT_CSC_CONTROL + amdgpu_crtc->crtc_offset); 2085 tmp = REG_SET_FIELD(tmp, INPUT_CSC_CONTROL, INPUT_CSC_GRPH_MODE, 0); 2086 tmp = REG_SET_FIELD(tmp, INPUT_CSC_CONTROL, INPUT_CSC_OVL_MODE, 0); 2087 WREG32(mmINPUT_CSC_CONTROL + amdgpu_crtc->crtc_offset, tmp); 2088 2089 tmp = RREG32(mmPRESCALE_GRPH_CONTROL + amdgpu_crtc->crtc_offset); 2090 tmp = REG_SET_FIELD(tmp, PRESCALE_GRPH_CONTROL, GRPH_PRESCALE_BYPASS, 1); 2091 WREG32(mmPRESCALE_GRPH_CONTROL + amdgpu_crtc->crtc_offset, tmp); 2092 2093 tmp = RREG32(mmPRESCALE_OVL_CONTROL + amdgpu_crtc->crtc_offset); 2094 tmp = REG_SET_FIELD(tmp, PRESCALE_OVL_CONTROL, OVL_PRESCALE_BYPASS, 1); 2095 WREG32(mmPRESCALE_OVL_CONTROL + amdgpu_crtc->crtc_offset, tmp); 2096 2097 tmp = RREG32(mmINPUT_GAMMA_CONTROL + amdgpu_crtc->crtc_offset); 2098 tmp = REG_SET_FIELD(tmp, INPUT_GAMMA_CONTROL, GRPH_INPUT_GAMMA_MODE, 0); 2099 tmp = REG_SET_FIELD(tmp, INPUT_GAMMA_CONTROL, OVL_INPUT_GAMMA_MODE, 0); 2100 WREG32(mmINPUT_GAMMA_CONTROL + amdgpu_crtc->crtc_offset, tmp); 2101 2102 WREG32(mmDC_LUT_CONTROL + amdgpu_crtc->crtc_offset, 0); 2103 2104 WREG32(mmDC_LUT_BLACK_OFFSET_BLUE + amdgpu_crtc->crtc_offset, 0); 2105 WREG32(mmDC_LUT_BLACK_OFFSET_GREEN + amdgpu_crtc->crtc_offset, 0); 2106 WREG32(mmDC_LUT_BLACK_OFFSET_RED + amdgpu_crtc->crtc_offset, 0); 2107 2108 WREG32(mmDC_LUT_WHITE_OFFSET_BLUE + amdgpu_crtc->crtc_offset, 0xffff); 2109 WREG32(mmDC_LUT_WHITE_OFFSET_GREEN + amdgpu_crtc->crtc_offset, 0xffff); 2110 WREG32(mmDC_LUT_WHITE_OFFSET_RED + amdgpu_crtc->crtc_offset, 0xffff); 2111 2112 WREG32(mmDC_LUT_RW_MODE + amdgpu_crtc->crtc_offset, 0); 2113 WREG32(mmDC_LUT_WRITE_EN_MASK + amdgpu_crtc->crtc_offset, 0x00000007); 2114 2115 WREG32(mmDC_LUT_RW_INDEX + amdgpu_crtc->crtc_offset, 0); 2116 r = crtc->gamma_store; 2117 g = r + crtc->gamma_size; 2118 b = g + crtc->gamma_size; 2119 for (i = 0; i < 256; i++) { 2120 WREG32(mmDC_LUT_30_COLOR + amdgpu_crtc->crtc_offset, 2121 ((*r++ & 0xffc0) << 14) | 2122 ((*g++ & 0xffc0) << 4) | 2123 (*b++ >> 6)); 2124 } 2125 2126 tmp = RREG32(mmDEGAMMA_CONTROL + amdgpu_crtc->crtc_offset); 2127 tmp = REG_SET_FIELD(tmp, DEGAMMA_CONTROL, GRPH_DEGAMMA_MODE, 0); 2128 tmp = REG_SET_FIELD(tmp, DEGAMMA_CONTROL, OVL_DEGAMMA_MODE, 0); 2129 tmp = REG_SET_FIELD(tmp, DEGAMMA_CONTROL, CURSOR_DEGAMMA_MODE, 0); 2130 WREG32(mmDEGAMMA_CONTROL + amdgpu_crtc->crtc_offset, tmp); 2131 2132 tmp = RREG32(mmGAMUT_REMAP_CONTROL + amdgpu_crtc->crtc_offset); 2133 tmp = REG_SET_FIELD(tmp, GAMUT_REMAP_CONTROL, GRPH_GAMUT_REMAP_MODE, 0); 2134 tmp = REG_SET_FIELD(tmp, GAMUT_REMAP_CONTROL, OVL_GAMUT_REMAP_MODE, 0); 2135 WREG32(mmGAMUT_REMAP_CONTROL + amdgpu_crtc->crtc_offset, tmp); 2136 2137 tmp = RREG32(mmREGAMMA_CONTROL + amdgpu_crtc->crtc_offset); 2138 tmp = REG_SET_FIELD(tmp, REGAMMA_CONTROL, GRPH_REGAMMA_MODE, 0); 2139 tmp = REG_SET_FIELD(tmp, REGAMMA_CONTROL, OVL_REGAMMA_MODE, 0); 2140 WREG32(mmREGAMMA_CONTROL + amdgpu_crtc->crtc_offset, tmp); 2141 2142 tmp = RREG32(mmOUTPUT_CSC_CONTROL + amdgpu_crtc->crtc_offset); 2143 tmp = REG_SET_FIELD(tmp, OUTPUT_CSC_CONTROL, OUTPUT_CSC_GRPH_MODE, 0); 2144 tmp = REG_SET_FIELD(tmp, OUTPUT_CSC_CONTROL, OUTPUT_CSC_OVL_MODE, 0); 2145 WREG32(mmOUTPUT_CSC_CONTROL + amdgpu_crtc->crtc_offset, tmp); 2146 2147 /* XXX match this to the depth of the crtc fmt block, move to modeset? */ 2148 WREG32(mmDENORM_CONTROL + amdgpu_crtc->crtc_offset, 0); 2149 /* XXX this only needs to be programmed once per crtc at startup, 2150 * not sure where the best place for it is 2151 */ 2152 tmp = RREG32(mmALPHA_CONTROL + amdgpu_crtc->crtc_offset); 2153 tmp = REG_SET_FIELD(tmp, ALPHA_CONTROL, CURSOR_ALPHA_BLND_ENA, 1); 2154 WREG32(mmALPHA_CONTROL + amdgpu_crtc->crtc_offset, tmp); 2155 } 2156 2157 static int dce_v10_0_pick_dig_encoder(struct drm_encoder *encoder) 2158 { 2159 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder); 2160 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv; 2161 2162 switch (amdgpu_encoder->encoder_id) { 2163 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY: 2164 if (dig->linkb) 2165 return 1; 2166 else 2167 return 0; 2168 break; 2169 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1: 2170 if (dig->linkb) 2171 return 3; 2172 else 2173 return 2; 2174 break; 2175 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2: 2176 if (dig->linkb) 2177 return 5; 2178 else 2179 return 4; 2180 break; 2181 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3: 2182 return 6; 2183 break; 2184 default: 2185 DRM_ERROR("invalid encoder_id: 0x%x\n", amdgpu_encoder->encoder_id); 2186 return 0; 2187 } 2188 } 2189 2190 /** 2191 * dce_v10_0_pick_pll - Allocate a PPLL for use by the crtc. 2192 * 2193 * @crtc: drm crtc 2194 * 2195 * Returns the PPLL (Pixel PLL) to be used by the crtc. For DP monitors 2196 * a single PPLL can be used for all DP crtcs/encoders. For non-DP 2197 * monitors a dedicated PPLL must be used. If a particular board has 2198 * an external DP PLL, return ATOM_PPLL_INVALID to skip PLL programming 2199 * as there is no need to program the PLL itself. If we are not able to 2200 * allocate a PLL, return ATOM_PPLL_INVALID to skip PLL programming to 2201 * avoid messing up an existing monitor. 2202 * 2203 * Asic specific PLL information 2204 * 2205 * DCE 10.x 2206 * Tonga 2207 * - PPLL1, PPLL2 are available for all UNIPHY (both DP and non-DP) 2208 * CI 2209 * - PPLL0, PPLL1, PPLL2 are available for all UNIPHY (both DP and non-DP) and DAC 2210 * 2211 */ 2212 static u32 dce_v10_0_pick_pll(struct drm_crtc *crtc) 2213 { 2214 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); 2215 struct drm_device *dev = crtc->dev; 2216 struct amdgpu_device *adev = dev->dev_private; 2217 u32 pll_in_use; 2218 int pll; 2219 2220 if (ENCODER_MODE_IS_DP(amdgpu_atombios_encoder_get_encoder_mode(amdgpu_crtc->encoder))) { 2221 if (adev->clock.dp_extclk) 2222 /* skip PPLL programming if using ext clock */ 2223 return ATOM_PPLL_INVALID; 2224 else { 2225 /* use the same PPLL for all DP monitors */ 2226 pll = amdgpu_pll_get_shared_dp_ppll(crtc); 2227 if (pll != ATOM_PPLL_INVALID) 2228 return pll; 2229 } 2230 } else { 2231 /* use the same PPLL for all monitors with the same clock */ 2232 pll = amdgpu_pll_get_shared_nondp_ppll(crtc); 2233 if (pll != ATOM_PPLL_INVALID) 2234 return pll; 2235 } 2236 2237 /* DCE10 has PPLL0, PPLL1, and PPLL2 */ 2238 pll_in_use = amdgpu_pll_get_use_mask(crtc); 2239 if (!(pll_in_use & (1 << ATOM_PPLL2))) 2240 return ATOM_PPLL2; 2241 if (!(pll_in_use & (1 << ATOM_PPLL1))) 2242 return ATOM_PPLL1; 2243 if (!(pll_in_use & (1 << ATOM_PPLL0))) 2244 return ATOM_PPLL0; 2245 DRM_ERROR("unable to allocate a PPLL\n"); 2246 return ATOM_PPLL_INVALID; 2247 } 2248 2249 static void dce_v10_0_lock_cursor(struct drm_crtc *crtc, bool lock) 2250 { 2251 struct amdgpu_device *adev = crtc->dev->dev_private; 2252 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); 2253 uint32_t cur_lock; 2254 2255 cur_lock = RREG32(mmCUR_UPDATE + amdgpu_crtc->crtc_offset); 2256 if (lock) 2257 cur_lock = REG_SET_FIELD(cur_lock, CUR_UPDATE, CURSOR_UPDATE_LOCK, 1); 2258 else 2259 cur_lock = REG_SET_FIELD(cur_lock, CUR_UPDATE, CURSOR_UPDATE_LOCK, 0); 2260 WREG32(mmCUR_UPDATE + amdgpu_crtc->crtc_offset, cur_lock); 2261 } 2262 2263 static void dce_v10_0_hide_cursor(struct drm_crtc *crtc) 2264 { 2265 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); 2266 struct amdgpu_device *adev = crtc->dev->dev_private; 2267 u32 tmp; 2268 2269 tmp = RREG32_IDX(mmCUR_CONTROL + amdgpu_crtc->crtc_offset); 2270 tmp = REG_SET_FIELD(tmp, CUR_CONTROL, CURSOR_EN, 0); 2271 WREG32_IDX(mmCUR_CONTROL + amdgpu_crtc->crtc_offset, tmp); 2272 } 2273 2274 static void dce_v10_0_show_cursor(struct drm_crtc *crtc) 2275 { 2276 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); 2277 struct amdgpu_device *adev = crtc->dev->dev_private; 2278 u32 tmp; 2279 2280 WREG32(mmCUR_SURFACE_ADDRESS_HIGH + amdgpu_crtc->crtc_offset, 2281 upper_32_bits(amdgpu_crtc->cursor_addr)); 2282 WREG32(mmCUR_SURFACE_ADDRESS + amdgpu_crtc->crtc_offset, 2283 lower_32_bits(amdgpu_crtc->cursor_addr)); 2284 2285 tmp = RREG32_IDX(mmCUR_CONTROL + amdgpu_crtc->crtc_offset); 2286 tmp = REG_SET_FIELD(tmp, CUR_CONTROL, CURSOR_EN, 1); 2287 tmp = REG_SET_FIELD(tmp, CUR_CONTROL, CURSOR_MODE, 2); 2288 WREG32_IDX(mmCUR_CONTROL + amdgpu_crtc->crtc_offset, tmp); 2289 } 2290 2291 static int dce_v10_0_cursor_move_locked(struct drm_crtc *crtc, 2292 int x, int y) 2293 { 2294 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); 2295 struct amdgpu_device *adev = crtc->dev->dev_private; 2296 int xorigin = 0, yorigin = 0; 2297 2298 amdgpu_crtc->cursor_x = x; 2299 amdgpu_crtc->cursor_y = y; 2300 2301 /* avivo cursor are offset into the total surface */ 2302 x += crtc->x; 2303 y += crtc->y; 2304 DRM_DEBUG("x %d y %d c->x %d c->y %d\n", x, y, crtc->x, crtc->y); 2305 2306 if (x < 0) { 2307 xorigin = min(-x, amdgpu_crtc->max_cursor_width - 1); 2308 x = 0; 2309 } 2310 if (y < 0) { 2311 yorigin = min(-y, amdgpu_crtc->max_cursor_height - 1); 2312 y = 0; 2313 } 2314 2315 WREG32(mmCUR_POSITION + amdgpu_crtc->crtc_offset, (x << 16) | y); 2316 WREG32(mmCUR_HOT_SPOT + amdgpu_crtc->crtc_offset, (xorigin << 16) | yorigin); 2317 WREG32(mmCUR_SIZE + amdgpu_crtc->crtc_offset, 2318 ((amdgpu_crtc->cursor_width - 1) << 16) | (amdgpu_crtc->cursor_height - 1)); 2319 2320 return 0; 2321 } 2322 2323 static int dce_v10_0_crtc_cursor_move(struct drm_crtc *crtc, 2324 int x, int y) 2325 { 2326 int ret; 2327 2328 dce_v10_0_lock_cursor(crtc, true); 2329 ret = dce_v10_0_cursor_move_locked(crtc, x, y); 2330 dce_v10_0_lock_cursor(crtc, false); 2331 2332 return ret; 2333 } 2334 2335 static int dce_v10_0_crtc_cursor_set2(struct drm_crtc *crtc, 2336 struct drm_file *file_priv, 2337 uint32_t handle, 2338 uint32_t width, 2339 uint32_t height, 2340 int32_t hot_x, 2341 int32_t hot_y) 2342 { 2343 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); 2344 struct drm_gem_object *obj; 2345 struct amdgpu_bo *aobj; 2346 int ret; 2347 2348 if (!handle) { 2349 /* turn off cursor */ 2350 dce_v10_0_hide_cursor(crtc); 2351 obj = NULL; 2352 goto unpin; 2353 } 2354 2355 if ((width > amdgpu_crtc->max_cursor_width) || 2356 (height > amdgpu_crtc->max_cursor_height)) { 2357 DRM_ERROR("bad cursor width or height %d x %d\n", width, height); 2358 return -EINVAL; 2359 } 2360 2361 obj = drm_gem_object_lookup(file_priv, handle); 2362 if (!obj) { 2363 DRM_ERROR("Cannot find cursor object %x for crtc %d\n", handle, amdgpu_crtc->crtc_id); 2364 return -ENOENT; 2365 } 2366 2367 aobj = gem_to_amdgpu_bo(obj); 2368 ret = amdgpu_bo_reserve(aobj, false); 2369 if (ret != 0) { 2370 drm_gem_object_put_unlocked(obj); 2371 return ret; 2372 } 2373 2374 ret = amdgpu_bo_pin(aobj, AMDGPU_GEM_DOMAIN_VRAM); 2375 amdgpu_bo_unreserve(aobj); 2376 if (ret) { 2377 DRM_ERROR("Failed to pin new cursor BO (%d)\n", ret); 2378 drm_gem_object_put_unlocked(obj); 2379 return ret; 2380 } 2381 amdgpu_crtc->cursor_addr = amdgpu_bo_gpu_offset(aobj); 2382 2383 dce_v10_0_lock_cursor(crtc, true); 2384 2385 if (width != amdgpu_crtc->cursor_width || 2386 height != amdgpu_crtc->cursor_height || 2387 hot_x != amdgpu_crtc->cursor_hot_x || 2388 hot_y != amdgpu_crtc->cursor_hot_y) { 2389 int x, y; 2390 2391 x = amdgpu_crtc->cursor_x + amdgpu_crtc->cursor_hot_x - hot_x; 2392 y = amdgpu_crtc->cursor_y + amdgpu_crtc->cursor_hot_y - hot_y; 2393 2394 dce_v10_0_cursor_move_locked(crtc, x, y); 2395 2396 amdgpu_crtc->cursor_width = width; 2397 amdgpu_crtc->cursor_height = height; 2398 amdgpu_crtc->cursor_hot_x = hot_x; 2399 amdgpu_crtc->cursor_hot_y = hot_y; 2400 } 2401 2402 dce_v10_0_show_cursor(crtc); 2403 dce_v10_0_lock_cursor(crtc, false); 2404 2405 unpin: 2406 if (amdgpu_crtc->cursor_bo) { 2407 struct amdgpu_bo *aobj = gem_to_amdgpu_bo(amdgpu_crtc->cursor_bo); 2408 ret = amdgpu_bo_reserve(aobj, true); 2409 if (likely(ret == 0)) { 2410 amdgpu_bo_unpin(aobj); 2411 amdgpu_bo_unreserve(aobj); 2412 } 2413 drm_gem_object_put_unlocked(amdgpu_crtc->cursor_bo); 2414 } 2415 2416 amdgpu_crtc->cursor_bo = obj; 2417 return 0; 2418 } 2419 2420 static void dce_v10_0_cursor_reset(struct drm_crtc *crtc) 2421 { 2422 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); 2423 2424 if (amdgpu_crtc->cursor_bo) { 2425 dce_v10_0_lock_cursor(crtc, true); 2426 2427 dce_v10_0_cursor_move_locked(crtc, amdgpu_crtc->cursor_x, 2428 amdgpu_crtc->cursor_y); 2429 2430 dce_v10_0_show_cursor(crtc); 2431 2432 dce_v10_0_lock_cursor(crtc, false); 2433 } 2434 } 2435 2436 static int dce_v10_0_crtc_gamma_set(struct drm_crtc *crtc, u16 *red, u16 *green, 2437 u16 *blue, uint32_t size, 2438 struct drm_modeset_acquire_ctx *ctx) 2439 { 2440 dce_v10_0_crtc_load_lut(crtc); 2441 2442 return 0; 2443 } 2444 2445 static void dce_v10_0_crtc_destroy(struct drm_crtc *crtc) 2446 { 2447 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); 2448 2449 drm_crtc_cleanup(crtc); 2450 kfree(amdgpu_crtc); 2451 } 2452 2453 static const struct drm_crtc_funcs dce_v10_0_crtc_funcs = { 2454 .cursor_set2 = dce_v10_0_crtc_cursor_set2, 2455 .cursor_move = dce_v10_0_crtc_cursor_move, 2456 .gamma_set = dce_v10_0_crtc_gamma_set, 2457 .set_config = amdgpu_display_crtc_set_config, 2458 .destroy = dce_v10_0_crtc_destroy, 2459 .page_flip_target = amdgpu_display_crtc_page_flip_target, 2460 }; 2461 2462 static void dce_v10_0_crtc_dpms(struct drm_crtc *crtc, int mode) 2463 { 2464 struct drm_device *dev = crtc->dev; 2465 struct amdgpu_device *adev = dev->dev_private; 2466 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); 2467 unsigned type; 2468 2469 switch (mode) { 2470 case DRM_MODE_DPMS_ON: 2471 amdgpu_crtc->enabled = true; 2472 amdgpu_atombios_crtc_enable(crtc, ATOM_ENABLE); 2473 dce_v10_0_vga_enable(crtc, true); 2474 amdgpu_atombios_crtc_blank(crtc, ATOM_DISABLE); 2475 dce_v10_0_vga_enable(crtc, false); 2476 /* Make sure VBLANK and PFLIP interrupts are still enabled */ 2477 type = amdgpu_display_crtc_idx_to_irq_type(adev, 2478 amdgpu_crtc->crtc_id); 2479 amdgpu_irq_update(adev, &adev->crtc_irq, type); 2480 amdgpu_irq_update(adev, &adev->pageflip_irq, type); 2481 drm_crtc_vblank_on(crtc); 2482 dce_v10_0_crtc_load_lut(crtc); 2483 break; 2484 case DRM_MODE_DPMS_STANDBY: 2485 case DRM_MODE_DPMS_SUSPEND: 2486 case DRM_MODE_DPMS_OFF: 2487 drm_crtc_vblank_off(crtc); 2488 if (amdgpu_crtc->enabled) { 2489 dce_v10_0_vga_enable(crtc, true); 2490 amdgpu_atombios_crtc_blank(crtc, ATOM_ENABLE); 2491 dce_v10_0_vga_enable(crtc, false); 2492 } 2493 amdgpu_atombios_crtc_enable(crtc, ATOM_DISABLE); 2494 amdgpu_crtc->enabled = false; 2495 break; 2496 } 2497 /* adjust pm to dpms */ 2498 amdgpu_pm_compute_clocks(adev); 2499 } 2500 2501 static void dce_v10_0_crtc_prepare(struct drm_crtc *crtc) 2502 { 2503 /* disable crtc pair power gating before programming */ 2504 amdgpu_atombios_crtc_powergate(crtc, ATOM_DISABLE); 2505 amdgpu_atombios_crtc_lock(crtc, ATOM_ENABLE); 2506 dce_v10_0_crtc_dpms(crtc, DRM_MODE_DPMS_OFF); 2507 } 2508 2509 static void dce_v10_0_crtc_commit(struct drm_crtc *crtc) 2510 { 2511 dce_v10_0_crtc_dpms(crtc, DRM_MODE_DPMS_ON); 2512 amdgpu_atombios_crtc_lock(crtc, ATOM_DISABLE); 2513 } 2514 2515 static void dce_v10_0_crtc_disable(struct drm_crtc *crtc) 2516 { 2517 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); 2518 struct drm_device *dev = crtc->dev; 2519 struct amdgpu_device *adev = dev->dev_private; 2520 struct amdgpu_atom_ss ss; 2521 int i; 2522 2523 dce_v10_0_crtc_dpms(crtc, DRM_MODE_DPMS_OFF); 2524 if (crtc->primary->fb) { 2525 int r; 2526 struct amdgpu_bo *abo; 2527 2528 abo = gem_to_amdgpu_bo(crtc->primary->fb->obj[0]); 2529 r = amdgpu_bo_reserve(abo, true); 2530 if (unlikely(r)) 2531 DRM_ERROR("failed to reserve abo before unpin\n"); 2532 else { 2533 amdgpu_bo_unpin(abo); 2534 amdgpu_bo_unreserve(abo); 2535 } 2536 } 2537 /* disable the GRPH */ 2538 dce_v10_0_grph_enable(crtc, false); 2539 2540 amdgpu_atombios_crtc_powergate(crtc, ATOM_ENABLE); 2541 2542 for (i = 0; i < adev->mode_info.num_crtc; i++) { 2543 if (adev->mode_info.crtcs[i] && 2544 adev->mode_info.crtcs[i]->enabled && 2545 i != amdgpu_crtc->crtc_id && 2546 amdgpu_crtc->pll_id == adev->mode_info.crtcs[i]->pll_id) { 2547 /* one other crtc is using this pll don't turn 2548 * off the pll 2549 */ 2550 goto done; 2551 } 2552 } 2553 2554 switch (amdgpu_crtc->pll_id) { 2555 case ATOM_PPLL0: 2556 case ATOM_PPLL1: 2557 case ATOM_PPLL2: 2558 /* disable the ppll */ 2559 amdgpu_atombios_crtc_program_pll(crtc, amdgpu_crtc->crtc_id, amdgpu_crtc->pll_id, 2560 0, 0, ATOM_DISABLE, 0, 0, 0, 0, 0, false, &ss); 2561 break; 2562 default: 2563 break; 2564 } 2565 done: 2566 amdgpu_crtc->pll_id = ATOM_PPLL_INVALID; 2567 amdgpu_crtc->adjusted_clock = 0; 2568 amdgpu_crtc->encoder = NULL; 2569 amdgpu_crtc->connector = NULL; 2570 } 2571 2572 static int dce_v10_0_crtc_mode_set(struct drm_crtc *crtc, 2573 struct drm_display_mode *mode, 2574 struct drm_display_mode *adjusted_mode, 2575 int x, int y, struct drm_framebuffer *old_fb) 2576 { 2577 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); 2578 2579 if (!amdgpu_crtc->adjusted_clock) 2580 return -EINVAL; 2581 2582 amdgpu_atombios_crtc_set_pll(crtc, adjusted_mode); 2583 amdgpu_atombios_crtc_set_dtd_timing(crtc, adjusted_mode); 2584 dce_v10_0_crtc_do_set_base(crtc, old_fb, x, y, 0); 2585 amdgpu_atombios_crtc_overscan_setup(crtc, mode, adjusted_mode); 2586 amdgpu_atombios_crtc_scaler_setup(crtc); 2587 dce_v10_0_cursor_reset(crtc); 2588 /* update the hw version fpr dpm */ 2589 amdgpu_crtc->hw_mode = *adjusted_mode; 2590 2591 return 0; 2592 } 2593 2594 static bool dce_v10_0_crtc_mode_fixup(struct drm_crtc *crtc, 2595 const struct drm_display_mode *mode, 2596 struct drm_display_mode *adjusted_mode) 2597 { 2598 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); 2599 struct drm_device *dev = crtc->dev; 2600 struct drm_encoder *encoder; 2601 2602 /* assign the encoder to the amdgpu crtc to avoid repeated lookups later */ 2603 list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) { 2604 if (encoder->crtc == crtc) { 2605 amdgpu_crtc->encoder = encoder; 2606 amdgpu_crtc->connector = amdgpu_get_connector_for_encoder(encoder); 2607 break; 2608 } 2609 } 2610 if ((amdgpu_crtc->encoder == NULL) || (amdgpu_crtc->connector == NULL)) { 2611 amdgpu_crtc->encoder = NULL; 2612 amdgpu_crtc->connector = NULL; 2613 return false; 2614 } 2615 if (!amdgpu_display_crtc_scaling_mode_fixup(crtc, mode, adjusted_mode)) 2616 return false; 2617 if (amdgpu_atombios_crtc_prepare_pll(crtc, adjusted_mode)) 2618 return false; 2619 /* pick pll */ 2620 amdgpu_crtc->pll_id = dce_v10_0_pick_pll(crtc); 2621 /* if we can't get a PPLL for a non-DP encoder, fail */ 2622 if ((amdgpu_crtc->pll_id == ATOM_PPLL_INVALID) && 2623 !ENCODER_MODE_IS_DP(amdgpu_atombios_encoder_get_encoder_mode(amdgpu_crtc->encoder))) 2624 return false; 2625 2626 return true; 2627 } 2628 2629 static int dce_v10_0_crtc_set_base(struct drm_crtc *crtc, int x, int y, 2630 struct drm_framebuffer *old_fb) 2631 { 2632 return dce_v10_0_crtc_do_set_base(crtc, old_fb, x, y, 0); 2633 } 2634 2635 static int dce_v10_0_crtc_set_base_atomic(struct drm_crtc *crtc, 2636 struct drm_framebuffer *fb, 2637 int x, int y, enum mode_set_atomic state) 2638 { 2639 return dce_v10_0_crtc_do_set_base(crtc, fb, x, y, 1); 2640 } 2641 2642 static const struct drm_crtc_helper_funcs dce_v10_0_crtc_helper_funcs = { 2643 .dpms = dce_v10_0_crtc_dpms, 2644 .mode_fixup = dce_v10_0_crtc_mode_fixup, 2645 .mode_set = dce_v10_0_crtc_mode_set, 2646 .mode_set_base = dce_v10_0_crtc_set_base, 2647 .mode_set_base_atomic = dce_v10_0_crtc_set_base_atomic, 2648 .prepare = dce_v10_0_crtc_prepare, 2649 .commit = dce_v10_0_crtc_commit, 2650 .disable = dce_v10_0_crtc_disable, 2651 }; 2652 2653 static int dce_v10_0_crtc_init(struct amdgpu_device *adev, int index) 2654 { 2655 struct amdgpu_crtc *amdgpu_crtc; 2656 2657 amdgpu_crtc = kzalloc(sizeof(struct amdgpu_crtc) + 2658 (AMDGPUFB_CONN_LIMIT * sizeof(struct drm_connector *)), GFP_KERNEL); 2659 if (amdgpu_crtc == NULL) 2660 return -ENOMEM; 2661 2662 drm_crtc_init(adev->ddev, &amdgpu_crtc->base, &dce_v10_0_crtc_funcs); 2663 2664 drm_mode_crtc_set_gamma_size(&amdgpu_crtc->base, 256); 2665 amdgpu_crtc->crtc_id = index; 2666 adev->mode_info.crtcs[index] = amdgpu_crtc; 2667 2668 amdgpu_crtc->max_cursor_width = 128; 2669 amdgpu_crtc->max_cursor_height = 128; 2670 adev->ddev->mode_config.cursor_width = amdgpu_crtc->max_cursor_width; 2671 adev->ddev->mode_config.cursor_height = amdgpu_crtc->max_cursor_height; 2672 2673 switch (amdgpu_crtc->crtc_id) { 2674 case 0: 2675 default: 2676 amdgpu_crtc->crtc_offset = CRTC0_REGISTER_OFFSET; 2677 break; 2678 case 1: 2679 amdgpu_crtc->crtc_offset = CRTC1_REGISTER_OFFSET; 2680 break; 2681 case 2: 2682 amdgpu_crtc->crtc_offset = CRTC2_REGISTER_OFFSET; 2683 break; 2684 case 3: 2685 amdgpu_crtc->crtc_offset = CRTC3_REGISTER_OFFSET; 2686 break; 2687 case 4: 2688 amdgpu_crtc->crtc_offset = CRTC4_REGISTER_OFFSET; 2689 break; 2690 case 5: 2691 amdgpu_crtc->crtc_offset = CRTC5_REGISTER_OFFSET; 2692 break; 2693 } 2694 2695 amdgpu_crtc->pll_id = ATOM_PPLL_INVALID; 2696 amdgpu_crtc->adjusted_clock = 0; 2697 amdgpu_crtc->encoder = NULL; 2698 amdgpu_crtc->connector = NULL; 2699 drm_crtc_helper_add(&amdgpu_crtc->base, &dce_v10_0_crtc_helper_funcs); 2700 2701 return 0; 2702 } 2703 2704 static int dce_v10_0_early_init(void *handle) 2705 { 2706 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 2707 2708 adev->audio_endpt_rreg = &dce_v10_0_audio_endpt_rreg; 2709 adev->audio_endpt_wreg = &dce_v10_0_audio_endpt_wreg; 2710 2711 dce_v10_0_set_display_funcs(adev); 2712 2713 adev->mode_info.num_crtc = dce_v10_0_get_num_crtc(adev); 2714 2715 switch (adev->asic_type) { 2716 case CHIP_FIJI: 2717 case CHIP_TONGA: 2718 adev->mode_info.num_hpd = 6; 2719 adev->mode_info.num_dig = 7; 2720 break; 2721 default: 2722 /* FIXME: not supported yet */ 2723 return -EINVAL; 2724 } 2725 2726 dce_v10_0_set_irq_funcs(adev); 2727 2728 return 0; 2729 } 2730 2731 static int dce_v10_0_sw_init(void *handle) 2732 { 2733 int r, i; 2734 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 2735 2736 for (i = 0; i < adev->mode_info.num_crtc; i++) { 2737 r = amdgpu_irq_add_id(adev, AMDGPU_IH_CLIENTID_LEGACY, i + 1, &adev->crtc_irq); 2738 if (r) 2739 return r; 2740 } 2741 2742 for (i = VISLANDS30_IV_SRCID_D1_GRPH_PFLIP; i < 20; i += 2) { 2743 r = amdgpu_irq_add_id(adev, AMDGPU_IH_CLIENTID_LEGACY, i, &adev->pageflip_irq); 2744 if (r) 2745 return r; 2746 } 2747 2748 /* HPD hotplug */ 2749 r = amdgpu_irq_add_id(adev, AMDGPU_IH_CLIENTID_LEGACY, VISLANDS30_IV_SRCID_HOTPLUG_DETECT_A, &adev->hpd_irq); 2750 if (r) 2751 return r; 2752 2753 adev->ddev->mode_config.funcs = &amdgpu_mode_funcs; 2754 2755 adev->ddev->mode_config.async_page_flip = true; 2756 2757 adev->ddev->mode_config.max_width = 16384; 2758 adev->ddev->mode_config.max_height = 16384; 2759 2760 adev->ddev->mode_config.preferred_depth = 24; 2761 adev->ddev->mode_config.prefer_shadow = 1; 2762 2763 adev->ddev->mode_config.fb_base = adev->gmc.aper_base; 2764 2765 r = amdgpu_display_modeset_create_props(adev); 2766 if (r) 2767 return r; 2768 2769 adev->ddev->mode_config.max_width = 16384; 2770 adev->ddev->mode_config.max_height = 16384; 2771 2772 /* allocate crtcs */ 2773 for (i = 0; i < adev->mode_info.num_crtc; i++) { 2774 r = dce_v10_0_crtc_init(adev, i); 2775 if (r) 2776 return r; 2777 } 2778 2779 if (amdgpu_atombios_get_connector_info_from_object_table(adev)) 2780 amdgpu_display_print_display_setup(adev->ddev); 2781 else 2782 return -EINVAL; 2783 2784 /* setup afmt */ 2785 r = dce_v10_0_afmt_init(adev); 2786 if (r) 2787 return r; 2788 2789 r = dce_v10_0_audio_init(adev); 2790 if (r) 2791 return r; 2792 2793 drm_kms_helper_poll_init(adev->ddev); 2794 2795 adev->mode_info.mode_config_initialized = true; 2796 return 0; 2797 } 2798 2799 static int dce_v10_0_sw_fini(void *handle) 2800 { 2801 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 2802 2803 kfree(adev->mode_info.bios_hardcoded_edid); 2804 2805 drm_kms_helper_poll_fini(adev->ddev); 2806 2807 dce_v10_0_audio_fini(adev); 2808 2809 dce_v10_0_afmt_fini(adev); 2810 2811 drm_mode_config_cleanup(adev->ddev); 2812 adev->mode_info.mode_config_initialized = false; 2813 2814 return 0; 2815 } 2816 2817 static int dce_v10_0_hw_init(void *handle) 2818 { 2819 int i; 2820 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 2821 2822 dce_v10_0_init_golden_registers(adev); 2823 2824 /* disable vga render */ 2825 dce_v10_0_set_vga_render_state(adev, false); 2826 /* init dig PHYs, disp eng pll */ 2827 amdgpu_atombios_encoder_init_dig(adev); 2828 amdgpu_atombios_crtc_set_disp_eng_pll(adev, adev->clock.default_dispclk); 2829 2830 /* initialize hpd */ 2831 dce_v10_0_hpd_init(adev); 2832 2833 for (i = 0; i < adev->mode_info.audio.num_pins; i++) { 2834 dce_v10_0_audio_enable(adev, &adev->mode_info.audio.pin[i], false); 2835 } 2836 2837 dce_v10_0_pageflip_interrupt_init(adev); 2838 2839 return 0; 2840 } 2841 2842 static int dce_v10_0_hw_fini(void *handle) 2843 { 2844 int i; 2845 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 2846 2847 dce_v10_0_hpd_fini(adev); 2848 2849 for (i = 0; i < adev->mode_info.audio.num_pins; i++) { 2850 dce_v10_0_audio_enable(adev, &adev->mode_info.audio.pin[i], false); 2851 } 2852 2853 dce_v10_0_pageflip_interrupt_fini(adev); 2854 2855 return 0; 2856 } 2857 2858 static int dce_v10_0_suspend(void *handle) 2859 { 2860 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 2861 2862 adev->mode_info.bl_level = 2863 amdgpu_atombios_encoder_get_backlight_level_from_reg(adev); 2864 2865 return dce_v10_0_hw_fini(handle); 2866 } 2867 2868 static int dce_v10_0_resume(void *handle) 2869 { 2870 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 2871 int ret; 2872 2873 amdgpu_atombios_encoder_set_backlight_level_to_reg(adev, 2874 adev->mode_info.bl_level); 2875 2876 ret = dce_v10_0_hw_init(handle); 2877 2878 /* turn on the BL */ 2879 if (adev->mode_info.bl_encoder) { 2880 u8 bl_level = amdgpu_display_backlight_get_level(adev, 2881 adev->mode_info.bl_encoder); 2882 amdgpu_display_backlight_set_level(adev, adev->mode_info.bl_encoder, 2883 bl_level); 2884 } 2885 2886 return ret; 2887 } 2888 2889 static bool dce_v10_0_is_idle(void *handle) 2890 { 2891 return true; 2892 } 2893 2894 static int dce_v10_0_wait_for_idle(void *handle) 2895 { 2896 return 0; 2897 } 2898 2899 static bool dce_v10_0_check_soft_reset(void *handle) 2900 { 2901 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 2902 2903 return dce_v10_0_is_display_hung(adev); 2904 } 2905 2906 static int dce_v10_0_soft_reset(void *handle) 2907 { 2908 u32 srbm_soft_reset = 0, tmp; 2909 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 2910 2911 if (dce_v10_0_is_display_hung(adev)) 2912 srbm_soft_reset |= SRBM_SOFT_RESET__SOFT_RESET_DC_MASK; 2913 2914 if (srbm_soft_reset) { 2915 tmp = RREG32(mmSRBM_SOFT_RESET); 2916 tmp |= srbm_soft_reset; 2917 dev_info(adev->dev, "SRBM_SOFT_RESET=0x%08X\n", tmp); 2918 WREG32(mmSRBM_SOFT_RESET, tmp); 2919 tmp = RREG32(mmSRBM_SOFT_RESET); 2920 2921 udelay(50); 2922 2923 tmp &= ~srbm_soft_reset; 2924 WREG32(mmSRBM_SOFT_RESET, tmp); 2925 tmp = RREG32(mmSRBM_SOFT_RESET); 2926 2927 /* Wait a little for things to settle down */ 2928 udelay(50); 2929 } 2930 return 0; 2931 } 2932 2933 static void dce_v10_0_set_crtc_vblank_interrupt_state(struct amdgpu_device *adev, 2934 int crtc, 2935 enum amdgpu_interrupt_state state) 2936 { 2937 u32 lb_interrupt_mask; 2938 2939 if (crtc >= adev->mode_info.num_crtc) { 2940 DRM_DEBUG("invalid crtc %d\n", crtc); 2941 return; 2942 } 2943 2944 switch (state) { 2945 case AMDGPU_IRQ_STATE_DISABLE: 2946 lb_interrupt_mask = RREG32(mmLB_INTERRUPT_MASK + crtc_offsets[crtc]); 2947 lb_interrupt_mask = REG_SET_FIELD(lb_interrupt_mask, LB_INTERRUPT_MASK, 2948 VBLANK_INTERRUPT_MASK, 0); 2949 WREG32(mmLB_INTERRUPT_MASK + crtc_offsets[crtc], lb_interrupt_mask); 2950 break; 2951 case AMDGPU_IRQ_STATE_ENABLE: 2952 lb_interrupt_mask = RREG32(mmLB_INTERRUPT_MASK + crtc_offsets[crtc]); 2953 lb_interrupt_mask = REG_SET_FIELD(lb_interrupt_mask, LB_INTERRUPT_MASK, 2954 VBLANK_INTERRUPT_MASK, 1); 2955 WREG32(mmLB_INTERRUPT_MASK + crtc_offsets[crtc], lb_interrupt_mask); 2956 break; 2957 default: 2958 break; 2959 } 2960 } 2961 2962 static void dce_v10_0_set_crtc_vline_interrupt_state(struct amdgpu_device *adev, 2963 int crtc, 2964 enum amdgpu_interrupt_state state) 2965 { 2966 u32 lb_interrupt_mask; 2967 2968 if (crtc >= adev->mode_info.num_crtc) { 2969 DRM_DEBUG("invalid crtc %d\n", crtc); 2970 return; 2971 } 2972 2973 switch (state) { 2974 case AMDGPU_IRQ_STATE_DISABLE: 2975 lb_interrupt_mask = RREG32(mmLB_INTERRUPT_MASK + crtc_offsets[crtc]); 2976 lb_interrupt_mask = REG_SET_FIELD(lb_interrupt_mask, LB_INTERRUPT_MASK, 2977 VLINE_INTERRUPT_MASK, 0); 2978 WREG32(mmLB_INTERRUPT_MASK + crtc_offsets[crtc], lb_interrupt_mask); 2979 break; 2980 case AMDGPU_IRQ_STATE_ENABLE: 2981 lb_interrupt_mask = RREG32(mmLB_INTERRUPT_MASK + crtc_offsets[crtc]); 2982 lb_interrupt_mask = REG_SET_FIELD(lb_interrupt_mask, LB_INTERRUPT_MASK, 2983 VLINE_INTERRUPT_MASK, 1); 2984 WREG32(mmLB_INTERRUPT_MASK + crtc_offsets[crtc], lb_interrupt_mask); 2985 break; 2986 default: 2987 break; 2988 } 2989 } 2990 2991 static int dce_v10_0_set_hpd_irq_state(struct amdgpu_device *adev, 2992 struct amdgpu_irq_src *source, 2993 unsigned hpd, 2994 enum amdgpu_interrupt_state state) 2995 { 2996 u32 tmp; 2997 2998 if (hpd >= adev->mode_info.num_hpd) { 2999 DRM_DEBUG("invalid hdp %d\n", hpd); 3000 return 0; 3001 } 3002 3003 switch (state) { 3004 case AMDGPU_IRQ_STATE_DISABLE: 3005 tmp = RREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[hpd]); 3006 tmp = REG_SET_FIELD(tmp, DC_HPD_INT_CONTROL, DC_HPD_INT_EN, 0); 3007 WREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[hpd], tmp); 3008 break; 3009 case AMDGPU_IRQ_STATE_ENABLE: 3010 tmp = RREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[hpd]); 3011 tmp = REG_SET_FIELD(tmp, DC_HPD_INT_CONTROL, DC_HPD_INT_EN, 1); 3012 WREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[hpd], tmp); 3013 break; 3014 default: 3015 break; 3016 } 3017 3018 return 0; 3019 } 3020 3021 static int dce_v10_0_set_crtc_irq_state(struct amdgpu_device *adev, 3022 struct amdgpu_irq_src *source, 3023 unsigned type, 3024 enum amdgpu_interrupt_state state) 3025 { 3026 switch (type) { 3027 case AMDGPU_CRTC_IRQ_VBLANK1: 3028 dce_v10_0_set_crtc_vblank_interrupt_state(adev, 0, state); 3029 break; 3030 case AMDGPU_CRTC_IRQ_VBLANK2: 3031 dce_v10_0_set_crtc_vblank_interrupt_state(adev, 1, state); 3032 break; 3033 case AMDGPU_CRTC_IRQ_VBLANK3: 3034 dce_v10_0_set_crtc_vblank_interrupt_state(adev, 2, state); 3035 break; 3036 case AMDGPU_CRTC_IRQ_VBLANK4: 3037 dce_v10_0_set_crtc_vblank_interrupt_state(adev, 3, state); 3038 break; 3039 case AMDGPU_CRTC_IRQ_VBLANK5: 3040 dce_v10_0_set_crtc_vblank_interrupt_state(adev, 4, state); 3041 break; 3042 case AMDGPU_CRTC_IRQ_VBLANK6: 3043 dce_v10_0_set_crtc_vblank_interrupt_state(adev, 5, state); 3044 break; 3045 case AMDGPU_CRTC_IRQ_VLINE1: 3046 dce_v10_0_set_crtc_vline_interrupt_state(adev, 0, state); 3047 break; 3048 case AMDGPU_CRTC_IRQ_VLINE2: 3049 dce_v10_0_set_crtc_vline_interrupt_state(adev, 1, state); 3050 break; 3051 case AMDGPU_CRTC_IRQ_VLINE3: 3052 dce_v10_0_set_crtc_vline_interrupt_state(adev, 2, state); 3053 break; 3054 case AMDGPU_CRTC_IRQ_VLINE4: 3055 dce_v10_0_set_crtc_vline_interrupt_state(adev, 3, state); 3056 break; 3057 case AMDGPU_CRTC_IRQ_VLINE5: 3058 dce_v10_0_set_crtc_vline_interrupt_state(adev, 4, state); 3059 break; 3060 case AMDGPU_CRTC_IRQ_VLINE6: 3061 dce_v10_0_set_crtc_vline_interrupt_state(adev, 5, state); 3062 break; 3063 default: 3064 break; 3065 } 3066 return 0; 3067 } 3068 3069 static int dce_v10_0_set_pageflip_irq_state(struct amdgpu_device *adev, 3070 struct amdgpu_irq_src *src, 3071 unsigned type, 3072 enum amdgpu_interrupt_state state) 3073 { 3074 u32 reg; 3075 3076 if (type >= adev->mode_info.num_crtc) { 3077 DRM_ERROR("invalid pageflip crtc %d\n", type); 3078 return -EINVAL; 3079 } 3080 3081 reg = RREG32(mmGRPH_INTERRUPT_CONTROL + crtc_offsets[type]); 3082 if (state == AMDGPU_IRQ_STATE_DISABLE) 3083 WREG32(mmGRPH_INTERRUPT_CONTROL + crtc_offsets[type], 3084 reg & ~GRPH_INTERRUPT_CONTROL__GRPH_PFLIP_INT_MASK_MASK); 3085 else 3086 WREG32(mmGRPH_INTERRUPT_CONTROL + crtc_offsets[type], 3087 reg | GRPH_INTERRUPT_CONTROL__GRPH_PFLIP_INT_MASK_MASK); 3088 3089 return 0; 3090 } 3091 3092 static int dce_v10_0_pageflip_irq(struct amdgpu_device *adev, 3093 struct amdgpu_irq_src *source, 3094 struct amdgpu_iv_entry *entry) 3095 { 3096 unsigned long flags; 3097 unsigned crtc_id; 3098 struct amdgpu_crtc *amdgpu_crtc; 3099 struct amdgpu_flip_work *works; 3100 3101 crtc_id = (entry->src_id - 8) >> 1; 3102 amdgpu_crtc = adev->mode_info.crtcs[crtc_id]; 3103 3104 if (crtc_id >= adev->mode_info.num_crtc) { 3105 DRM_ERROR("invalid pageflip crtc %d\n", crtc_id); 3106 return -EINVAL; 3107 } 3108 3109 if (RREG32(mmGRPH_INTERRUPT_STATUS + crtc_offsets[crtc_id]) & 3110 GRPH_INTERRUPT_STATUS__GRPH_PFLIP_INT_OCCURRED_MASK) 3111 WREG32(mmGRPH_INTERRUPT_STATUS + crtc_offsets[crtc_id], 3112 GRPH_INTERRUPT_STATUS__GRPH_PFLIP_INT_CLEAR_MASK); 3113 3114 /* IRQ could occur when in initial stage */ 3115 if (amdgpu_crtc == NULL) 3116 return 0; 3117 3118 spin_lock_irqsave(&adev->ddev->event_lock, flags); 3119 works = amdgpu_crtc->pflip_works; 3120 if (amdgpu_crtc->pflip_status != AMDGPU_FLIP_SUBMITTED) { 3121 DRM_DEBUG_DRIVER("amdgpu_crtc->pflip_status = %d != " 3122 "AMDGPU_FLIP_SUBMITTED(%d)\n", 3123 amdgpu_crtc->pflip_status, 3124 AMDGPU_FLIP_SUBMITTED); 3125 spin_unlock_irqrestore(&adev->ddev->event_lock, flags); 3126 return 0; 3127 } 3128 3129 /* page flip completed. clean up */ 3130 amdgpu_crtc->pflip_status = AMDGPU_FLIP_NONE; 3131 amdgpu_crtc->pflip_works = NULL; 3132 3133 /* wakeup usersapce */ 3134 if (works->event) 3135 drm_crtc_send_vblank_event(&amdgpu_crtc->base, works->event); 3136 3137 spin_unlock_irqrestore(&adev->ddev->event_lock, flags); 3138 3139 drm_crtc_vblank_put(&amdgpu_crtc->base); 3140 schedule_work(&works->unpin_work); 3141 3142 return 0; 3143 } 3144 3145 static void dce_v10_0_hpd_int_ack(struct amdgpu_device *adev, 3146 int hpd) 3147 { 3148 u32 tmp; 3149 3150 if (hpd >= adev->mode_info.num_hpd) { 3151 DRM_DEBUG("invalid hdp %d\n", hpd); 3152 return; 3153 } 3154 3155 tmp = RREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[hpd]); 3156 tmp = REG_SET_FIELD(tmp, DC_HPD_INT_CONTROL, DC_HPD_INT_ACK, 1); 3157 WREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[hpd], tmp); 3158 } 3159 3160 static void dce_v10_0_crtc_vblank_int_ack(struct amdgpu_device *adev, 3161 int crtc) 3162 { 3163 u32 tmp; 3164 3165 if (crtc >= adev->mode_info.num_crtc) { 3166 DRM_DEBUG("invalid crtc %d\n", crtc); 3167 return; 3168 } 3169 3170 tmp = RREG32(mmLB_VBLANK_STATUS + crtc_offsets[crtc]); 3171 tmp = REG_SET_FIELD(tmp, LB_VBLANK_STATUS, VBLANK_ACK, 1); 3172 WREG32(mmLB_VBLANK_STATUS + crtc_offsets[crtc], tmp); 3173 } 3174 3175 static void dce_v10_0_crtc_vline_int_ack(struct amdgpu_device *adev, 3176 int crtc) 3177 { 3178 u32 tmp; 3179 3180 if (crtc >= adev->mode_info.num_crtc) { 3181 DRM_DEBUG("invalid crtc %d\n", crtc); 3182 return; 3183 } 3184 3185 tmp = RREG32(mmLB_VLINE_STATUS + crtc_offsets[crtc]); 3186 tmp = REG_SET_FIELD(tmp, LB_VLINE_STATUS, VLINE_ACK, 1); 3187 WREG32(mmLB_VLINE_STATUS + crtc_offsets[crtc], tmp); 3188 } 3189 3190 static int dce_v10_0_crtc_irq(struct amdgpu_device *adev, 3191 struct amdgpu_irq_src *source, 3192 struct amdgpu_iv_entry *entry) 3193 { 3194 unsigned crtc = entry->src_id - 1; 3195 uint32_t disp_int = RREG32(interrupt_status_offsets[crtc].reg); 3196 unsigned int irq_type = amdgpu_display_crtc_idx_to_irq_type(adev, crtc); 3197 3198 switch (entry->src_data[0]) { 3199 case 0: /* vblank */ 3200 if (disp_int & interrupt_status_offsets[crtc].vblank) 3201 dce_v10_0_crtc_vblank_int_ack(adev, crtc); 3202 else 3203 DRM_DEBUG("IH: IH event w/o asserted irq bit?\n"); 3204 3205 if (amdgpu_irq_enabled(adev, source, irq_type)) { 3206 drm_handle_vblank(adev->ddev, crtc); 3207 } 3208 DRM_DEBUG("IH: D%d vblank\n", crtc + 1); 3209 3210 break; 3211 case 1: /* vline */ 3212 if (disp_int & interrupt_status_offsets[crtc].vline) 3213 dce_v10_0_crtc_vline_int_ack(adev, crtc); 3214 else 3215 DRM_DEBUG("IH: IH event w/o asserted irq bit?\n"); 3216 3217 DRM_DEBUG("IH: D%d vline\n", crtc + 1); 3218 3219 break; 3220 default: 3221 DRM_DEBUG("Unhandled interrupt: %d %d\n", entry->src_id, entry->src_data[0]); 3222 break; 3223 } 3224 3225 return 0; 3226 } 3227 3228 static int dce_v10_0_hpd_irq(struct amdgpu_device *adev, 3229 struct amdgpu_irq_src *source, 3230 struct amdgpu_iv_entry *entry) 3231 { 3232 uint32_t disp_int, mask; 3233 unsigned hpd; 3234 3235 if (entry->src_data[0] >= adev->mode_info.num_hpd) { 3236 DRM_DEBUG("Unhandled interrupt: %d %d\n", entry->src_id, entry->src_data[0]); 3237 return 0; 3238 } 3239 3240 hpd = entry->src_data[0]; 3241 disp_int = RREG32(interrupt_status_offsets[hpd].reg); 3242 mask = interrupt_status_offsets[hpd].hpd; 3243 3244 if (disp_int & mask) { 3245 dce_v10_0_hpd_int_ack(adev, hpd); 3246 schedule_work(&adev->hotplug_work); 3247 DRM_DEBUG("IH: HPD%d\n", hpd + 1); 3248 } 3249 3250 return 0; 3251 } 3252 3253 static int dce_v10_0_set_clockgating_state(void *handle, 3254 enum amd_clockgating_state state) 3255 { 3256 return 0; 3257 } 3258 3259 static int dce_v10_0_set_powergating_state(void *handle, 3260 enum amd_powergating_state state) 3261 { 3262 return 0; 3263 } 3264 3265 static const struct amd_ip_funcs dce_v10_0_ip_funcs = { 3266 .name = "dce_v10_0", 3267 .early_init = dce_v10_0_early_init, 3268 .late_init = NULL, 3269 .sw_init = dce_v10_0_sw_init, 3270 .sw_fini = dce_v10_0_sw_fini, 3271 .hw_init = dce_v10_0_hw_init, 3272 .hw_fini = dce_v10_0_hw_fini, 3273 .suspend = dce_v10_0_suspend, 3274 .resume = dce_v10_0_resume, 3275 .is_idle = dce_v10_0_is_idle, 3276 .wait_for_idle = dce_v10_0_wait_for_idle, 3277 .check_soft_reset = dce_v10_0_check_soft_reset, 3278 .soft_reset = dce_v10_0_soft_reset, 3279 .set_clockgating_state = dce_v10_0_set_clockgating_state, 3280 .set_powergating_state = dce_v10_0_set_powergating_state, 3281 }; 3282 3283 static void 3284 dce_v10_0_encoder_mode_set(struct drm_encoder *encoder, 3285 struct drm_display_mode *mode, 3286 struct drm_display_mode *adjusted_mode) 3287 { 3288 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder); 3289 3290 amdgpu_encoder->pixel_clock = adjusted_mode->clock; 3291 3292 /* need to call this here rather than in prepare() since we need some crtc info */ 3293 amdgpu_atombios_encoder_dpms(encoder, DRM_MODE_DPMS_OFF); 3294 3295 /* set scaler clears this on some chips */ 3296 dce_v10_0_set_interleave(encoder->crtc, mode); 3297 3298 if (amdgpu_atombios_encoder_get_encoder_mode(encoder) == ATOM_ENCODER_MODE_HDMI) { 3299 dce_v10_0_afmt_enable(encoder, true); 3300 dce_v10_0_afmt_setmode(encoder, adjusted_mode); 3301 } 3302 } 3303 3304 static void dce_v10_0_encoder_prepare(struct drm_encoder *encoder) 3305 { 3306 struct amdgpu_device *adev = encoder->dev->dev_private; 3307 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder); 3308 struct drm_connector *connector = amdgpu_get_connector_for_encoder(encoder); 3309 3310 if ((amdgpu_encoder->active_device & 3311 (ATOM_DEVICE_DFP_SUPPORT | ATOM_DEVICE_LCD_SUPPORT)) || 3312 (amdgpu_encoder_get_dp_bridge_encoder_id(encoder) != 3313 ENCODER_OBJECT_ID_NONE)) { 3314 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv; 3315 if (dig) { 3316 dig->dig_encoder = dce_v10_0_pick_dig_encoder(encoder); 3317 if (amdgpu_encoder->active_device & ATOM_DEVICE_DFP_SUPPORT) 3318 dig->afmt = adev->mode_info.afmt[dig->dig_encoder]; 3319 } 3320 } 3321 3322 amdgpu_atombios_scratch_regs_lock(adev, true); 3323 3324 if (connector) { 3325 struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector); 3326 3327 /* select the clock/data port if it uses a router */ 3328 if (amdgpu_connector->router.cd_valid) 3329 amdgpu_i2c_router_select_cd_port(amdgpu_connector); 3330 3331 /* turn eDP panel on for mode set */ 3332 if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) 3333 amdgpu_atombios_encoder_set_edp_panel_power(connector, 3334 ATOM_TRANSMITTER_ACTION_POWER_ON); 3335 } 3336 3337 /* this is needed for the pll/ss setup to work correctly in some cases */ 3338 amdgpu_atombios_encoder_set_crtc_source(encoder); 3339 /* set up the FMT blocks */ 3340 dce_v10_0_program_fmt(encoder); 3341 } 3342 3343 static void dce_v10_0_encoder_commit(struct drm_encoder *encoder) 3344 { 3345 struct drm_device *dev = encoder->dev; 3346 struct amdgpu_device *adev = dev->dev_private; 3347 3348 /* need to call this here as we need the crtc set up */ 3349 amdgpu_atombios_encoder_dpms(encoder, DRM_MODE_DPMS_ON); 3350 amdgpu_atombios_scratch_regs_lock(adev, false); 3351 } 3352 3353 static void dce_v10_0_encoder_disable(struct drm_encoder *encoder) 3354 { 3355 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder); 3356 struct amdgpu_encoder_atom_dig *dig; 3357 3358 amdgpu_atombios_encoder_dpms(encoder, DRM_MODE_DPMS_OFF); 3359 3360 if (amdgpu_atombios_encoder_is_digital(encoder)) { 3361 if (amdgpu_atombios_encoder_get_encoder_mode(encoder) == ATOM_ENCODER_MODE_HDMI) 3362 dce_v10_0_afmt_enable(encoder, false); 3363 dig = amdgpu_encoder->enc_priv; 3364 dig->dig_encoder = -1; 3365 } 3366 amdgpu_encoder->active_device = 0; 3367 } 3368 3369 /* these are handled by the primary encoders */ 3370 static void dce_v10_0_ext_prepare(struct drm_encoder *encoder) 3371 { 3372 3373 } 3374 3375 static void dce_v10_0_ext_commit(struct drm_encoder *encoder) 3376 { 3377 3378 } 3379 3380 static void 3381 dce_v10_0_ext_mode_set(struct drm_encoder *encoder, 3382 struct drm_display_mode *mode, 3383 struct drm_display_mode *adjusted_mode) 3384 { 3385 3386 } 3387 3388 static void dce_v10_0_ext_disable(struct drm_encoder *encoder) 3389 { 3390 3391 } 3392 3393 static void 3394 dce_v10_0_ext_dpms(struct drm_encoder *encoder, int mode) 3395 { 3396 3397 } 3398 3399 static const struct drm_encoder_helper_funcs dce_v10_0_ext_helper_funcs = { 3400 .dpms = dce_v10_0_ext_dpms, 3401 .prepare = dce_v10_0_ext_prepare, 3402 .mode_set = dce_v10_0_ext_mode_set, 3403 .commit = dce_v10_0_ext_commit, 3404 .disable = dce_v10_0_ext_disable, 3405 /* no detect for TMDS/LVDS yet */ 3406 }; 3407 3408 static const struct drm_encoder_helper_funcs dce_v10_0_dig_helper_funcs = { 3409 .dpms = amdgpu_atombios_encoder_dpms, 3410 .mode_fixup = amdgpu_atombios_encoder_mode_fixup, 3411 .prepare = dce_v10_0_encoder_prepare, 3412 .mode_set = dce_v10_0_encoder_mode_set, 3413 .commit = dce_v10_0_encoder_commit, 3414 .disable = dce_v10_0_encoder_disable, 3415 .detect = amdgpu_atombios_encoder_dig_detect, 3416 }; 3417 3418 static const struct drm_encoder_helper_funcs dce_v10_0_dac_helper_funcs = { 3419 .dpms = amdgpu_atombios_encoder_dpms, 3420 .mode_fixup = amdgpu_atombios_encoder_mode_fixup, 3421 .prepare = dce_v10_0_encoder_prepare, 3422 .mode_set = dce_v10_0_encoder_mode_set, 3423 .commit = dce_v10_0_encoder_commit, 3424 .detect = amdgpu_atombios_encoder_dac_detect, 3425 }; 3426 3427 static void dce_v10_0_encoder_destroy(struct drm_encoder *encoder) 3428 { 3429 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder); 3430 if (amdgpu_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) 3431 amdgpu_atombios_encoder_fini_backlight(amdgpu_encoder); 3432 kfree(amdgpu_encoder->enc_priv); 3433 drm_encoder_cleanup(encoder); 3434 kfree(amdgpu_encoder); 3435 } 3436 3437 static const struct drm_encoder_funcs dce_v10_0_encoder_funcs = { 3438 .destroy = dce_v10_0_encoder_destroy, 3439 }; 3440 3441 static void dce_v10_0_encoder_add(struct amdgpu_device *adev, 3442 uint32_t encoder_enum, 3443 uint32_t supported_device, 3444 u16 caps) 3445 { 3446 struct drm_device *dev = adev->ddev; 3447 struct drm_encoder *encoder; 3448 struct amdgpu_encoder *amdgpu_encoder; 3449 3450 /* see if we already added it */ 3451 list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) { 3452 amdgpu_encoder = to_amdgpu_encoder(encoder); 3453 if (amdgpu_encoder->encoder_enum == encoder_enum) { 3454 amdgpu_encoder->devices |= supported_device; 3455 return; 3456 } 3457 3458 } 3459 3460 /* add a new one */ 3461 amdgpu_encoder = kzalloc(sizeof(struct amdgpu_encoder), GFP_KERNEL); 3462 if (!amdgpu_encoder) 3463 return; 3464 3465 encoder = &amdgpu_encoder->base; 3466 switch (adev->mode_info.num_crtc) { 3467 case 1: 3468 encoder->possible_crtcs = 0x1; 3469 break; 3470 case 2: 3471 default: 3472 encoder->possible_crtcs = 0x3; 3473 break; 3474 case 4: 3475 encoder->possible_crtcs = 0xf; 3476 break; 3477 case 6: 3478 encoder->possible_crtcs = 0x3f; 3479 break; 3480 } 3481 3482 amdgpu_encoder->enc_priv = NULL; 3483 3484 amdgpu_encoder->encoder_enum = encoder_enum; 3485 amdgpu_encoder->encoder_id = (encoder_enum & OBJECT_ID_MASK) >> OBJECT_ID_SHIFT; 3486 amdgpu_encoder->devices = supported_device; 3487 amdgpu_encoder->rmx_type = RMX_OFF; 3488 amdgpu_encoder->underscan_type = UNDERSCAN_OFF; 3489 amdgpu_encoder->is_ext_encoder = false; 3490 amdgpu_encoder->caps = caps; 3491 3492 switch (amdgpu_encoder->encoder_id) { 3493 case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1: 3494 case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2: 3495 drm_encoder_init(dev, encoder, &dce_v10_0_encoder_funcs, 3496 DRM_MODE_ENCODER_DAC, NULL); 3497 drm_encoder_helper_add(encoder, &dce_v10_0_dac_helper_funcs); 3498 break; 3499 case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1: 3500 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY: 3501 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1: 3502 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2: 3503 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3: 3504 if (amdgpu_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) { 3505 amdgpu_encoder->rmx_type = RMX_FULL; 3506 drm_encoder_init(dev, encoder, &dce_v10_0_encoder_funcs, 3507 DRM_MODE_ENCODER_LVDS, NULL); 3508 amdgpu_encoder->enc_priv = amdgpu_atombios_encoder_get_lcd_info(amdgpu_encoder); 3509 } else if (amdgpu_encoder->devices & (ATOM_DEVICE_CRT_SUPPORT)) { 3510 drm_encoder_init(dev, encoder, &dce_v10_0_encoder_funcs, 3511 DRM_MODE_ENCODER_DAC, NULL); 3512 amdgpu_encoder->enc_priv = amdgpu_atombios_encoder_get_dig_info(amdgpu_encoder); 3513 } else { 3514 drm_encoder_init(dev, encoder, &dce_v10_0_encoder_funcs, 3515 DRM_MODE_ENCODER_TMDS, NULL); 3516 amdgpu_encoder->enc_priv = amdgpu_atombios_encoder_get_dig_info(amdgpu_encoder); 3517 } 3518 drm_encoder_helper_add(encoder, &dce_v10_0_dig_helper_funcs); 3519 break; 3520 case ENCODER_OBJECT_ID_SI170B: 3521 case ENCODER_OBJECT_ID_CH7303: 3522 case ENCODER_OBJECT_ID_EXTERNAL_SDVOA: 3523 case ENCODER_OBJECT_ID_EXTERNAL_SDVOB: 3524 case ENCODER_OBJECT_ID_TITFP513: 3525 case ENCODER_OBJECT_ID_VT1623: 3526 case ENCODER_OBJECT_ID_HDMI_SI1930: 3527 case ENCODER_OBJECT_ID_TRAVIS: 3528 case ENCODER_OBJECT_ID_NUTMEG: 3529 /* these are handled by the primary encoders */ 3530 amdgpu_encoder->is_ext_encoder = true; 3531 if (amdgpu_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) 3532 drm_encoder_init(dev, encoder, &dce_v10_0_encoder_funcs, 3533 DRM_MODE_ENCODER_LVDS, NULL); 3534 else if (amdgpu_encoder->devices & (ATOM_DEVICE_CRT_SUPPORT)) 3535 drm_encoder_init(dev, encoder, &dce_v10_0_encoder_funcs, 3536 DRM_MODE_ENCODER_DAC, NULL); 3537 else 3538 drm_encoder_init(dev, encoder, &dce_v10_0_encoder_funcs, 3539 DRM_MODE_ENCODER_TMDS, NULL); 3540 drm_encoder_helper_add(encoder, &dce_v10_0_ext_helper_funcs); 3541 break; 3542 } 3543 } 3544 3545 static const struct amdgpu_display_funcs dce_v10_0_display_funcs = { 3546 .bandwidth_update = &dce_v10_0_bandwidth_update, 3547 .vblank_get_counter = &dce_v10_0_vblank_get_counter, 3548 .backlight_set_level = &amdgpu_atombios_encoder_set_backlight_level, 3549 .backlight_get_level = &amdgpu_atombios_encoder_get_backlight_level, 3550 .hpd_sense = &dce_v10_0_hpd_sense, 3551 .hpd_set_polarity = &dce_v10_0_hpd_set_polarity, 3552 .hpd_get_gpio_reg = &dce_v10_0_hpd_get_gpio_reg, 3553 .page_flip = &dce_v10_0_page_flip, 3554 .page_flip_get_scanoutpos = &dce_v10_0_crtc_get_scanoutpos, 3555 .add_encoder = &dce_v10_0_encoder_add, 3556 .add_connector = &amdgpu_connector_add, 3557 }; 3558 3559 static void dce_v10_0_set_display_funcs(struct amdgpu_device *adev) 3560 { 3561 if (adev->mode_info.funcs == NULL) 3562 adev->mode_info.funcs = &dce_v10_0_display_funcs; 3563 } 3564 3565 static const struct amdgpu_irq_src_funcs dce_v10_0_crtc_irq_funcs = { 3566 .set = dce_v10_0_set_crtc_irq_state, 3567 .process = dce_v10_0_crtc_irq, 3568 }; 3569 3570 static const struct amdgpu_irq_src_funcs dce_v10_0_pageflip_irq_funcs = { 3571 .set = dce_v10_0_set_pageflip_irq_state, 3572 .process = dce_v10_0_pageflip_irq, 3573 }; 3574 3575 static const struct amdgpu_irq_src_funcs dce_v10_0_hpd_irq_funcs = { 3576 .set = dce_v10_0_set_hpd_irq_state, 3577 .process = dce_v10_0_hpd_irq, 3578 }; 3579 3580 static void dce_v10_0_set_irq_funcs(struct amdgpu_device *adev) 3581 { 3582 if (adev->mode_info.num_crtc > 0) 3583 adev->crtc_irq.num_types = AMDGPU_CRTC_IRQ_VLINE1 + adev->mode_info.num_crtc; 3584 else 3585 adev->crtc_irq.num_types = 0; 3586 adev->crtc_irq.funcs = &dce_v10_0_crtc_irq_funcs; 3587 3588 adev->pageflip_irq.num_types = adev->mode_info.num_crtc; 3589 adev->pageflip_irq.funcs = &dce_v10_0_pageflip_irq_funcs; 3590 3591 adev->hpd_irq.num_types = adev->mode_info.num_hpd; 3592 adev->hpd_irq.funcs = &dce_v10_0_hpd_irq_funcs; 3593 } 3594 3595 const struct amdgpu_ip_block_version dce_v10_0_ip_block = 3596 { 3597 .type = AMD_IP_BLOCK_TYPE_DCE, 3598 .major = 10, 3599 .minor = 0, 3600 .rev = 0, 3601 .funcs = &dce_v10_0_ip_funcs, 3602 }; 3603 3604 const struct amdgpu_ip_block_version dce_v10_1_ip_block = 3605 { 3606 .type = AMD_IP_BLOCK_TYPE_DCE, 3607 .major = 10, 3608 .minor = 1, 3609 .rev = 0, 3610 .funcs = &dce_v10_0_ip_funcs, 3611 }; 3612