1 // SPDX-License-Identifier: MIT 2 /* 3 * Copyright © 2020 Intel Corporation 4 */ 5 6 #include <drm/drm_atomic_helper.h> 7 #include <drm/drm_blend.h> 8 #include <drm/drm_damage_helper.h> 9 #include <drm/drm_fourcc.h> 10 11 #include "i915_drv.h" 12 #include "i915_reg.h" 13 #include "intel_atomic_plane.h" 14 #include "intel_de.h" 15 #include "intel_display_irq.h" 16 #include "intel_display_types.h" 17 #include "intel_fb.h" 18 #include "intel_fbc.h" 19 #include "intel_frontbuffer.h" 20 #include "intel_psr.h" 21 #include "intel_psr_regs.h" 22 #include "skl_scaler.h" 23 #include "skl_universal_plane.h" 24 #include "skl_watermark.h" 25 #include "pxp/intel_pxp.h" 26 27 static const u32 skl_plane_formats[] = { 28 DRM_FORMAT_C8, 29 DRM_FORMAT_RGB565, 30 DRM_FORMAT_XRGB8888, 31 DRM_FORMAT_XBGR8888, 32 DRM_FORMAT_ARGB8888, 33 DRM_FORMAT_ABGR8888, 34 DRM_FORMAT_XRGB2101010, 35 DRM_FORMAT_XBGR2101010, 36 DRM_FORMAT_XRGB16161616F, 37 DRM_FORMAT_XBGR16161616F, 38 DRM_FORMAT_YUYV, 39 DRM_FORMAT_YVYU, 40 DRM_FORMAT_UYVY, 41 DRM_FORMAT_VYUY, 42 DRM_FORMAT_XYUV8888, 43 }; 44 45 static const u32 skl_planar_formats[] = { 46 DRM_FORMAT_C8, 47 DRM_FORMAT_RGB565, 48 DRM_FORMAT_XRGB8888, 49 DRM_FORMAT_XBGR8888, 50 DRM_FORMAT_ARGB8888, 51 DRM_FORMAT_ABGR8888, 52 DRM_FORMAT_XRGB2101010, 53 DRM_FORMAT_XBGR2101010, 54 DRM_FORMAT_XRGB16161616F, 55 DRM_FORMAT_XBGR16161616F, 56 DRM_FORMAT_YUYV, 57 DRM_FORMAT_YVYU, 58 DRM_FORMAT_UYVY, 59 DRM_FORMAT_VYUY, 60 DRM_FORMAT_NV12, 61 DRM_FORMAT_XYUV8888, 62 }; 63 64 static const u32 glk_planar_formats[] = { 65 DRM_FORMAT_C8, 66 DRM_FORMAT_RGB565, 67 DRM_FORMAT_XRGB8888, 68 DRM_FORMAT_XBGR8888, 69 DRM_FORMAT_ARGB8888, 70 DRM_FORMAT_ABGR8888, 71 DRM_FORMAT_XRGB2101010, 72 DRM_FORMAT_XBGR2101010, 73 DRM_FORMAT_XRGB16161616F, 74 DRM_FORMAT_XBGR16161616F, 75 DRM_FORMAT_YUYV, 76 DRM_FORMAT_YVYU, 77 DRM_FORMAT_UYVY, 78 DRM_FORMAT_VYUY, 79 DRM_FORMAT_NV12, 80 DRM_FORMAT_XYUV8888, 81 DRM_FORMAT_P010, 82 DRM_FORMAT_P012, 83 DRM_FORMAT_P016, 84 }; 85 86 static const u32 icl_sdr_y_plane_formats[] = { 87 DRM_FORMAT_C8, 88 DRM_FORMAT_RGB565, 89 DRM_FORMAT_XRGB8888, 90 DRM_FORMAT_XBGR8888, 91 DRM_FORMAT_ARGB8888, 92 DRM_FORMAT_ABGR8888, 93 DRM_FORMAT_XRGB2101010, 94 DRM_FORMAT_XBGR2101010, 95 DRM_FORMAT_ARGB2101010, 96 DRM_FORMAT_ABGR2101010, 97 DRM_FORMAT_YUYV, 98 DRM_FORMAT_YVYU, 99 DRM_FORMAT_UYVY, 100 DRM_FORMAT_VYUY, 101 DRM_FORMAT_Y210, 102 DRM_FORMAT_Y212, 103 DRM_FORMAT_Y216, 104 DRM_FORMAT_XYUV8888, 105 DRM_FORMAT_XVYU2101010, 106 DRM_FORMAT_XVYU12_16161616, 107 DRM_FORMAT_XVYU16161616, 108 }; 109 110 static const u32 icl_sdr_uv_plane_formats[] = { 111 DRM_FORMAT_C8, 112 DRM_FORMAT_RGB565, 113 DRM_FORMAT_XRGB8888, 114 DRM_FORMAT_XBGR8888, 115 DRM_FORMAT_ARGB8888, 116 DRM_FORMAT_ABGR8888, 117 DRM_FORMAT_XRGB2101010, 118 DRM_FORMAT_XBGR2101010, 119 DRM_FORMAT_ARGB2101010, 120 DRM_FORMAT_ABGR2101010, 121 DRM_FORMAT_YUYV, 122 DRM_FORMAT_YVYU, 123 DRM_FORMAT_UYVY, 124 DRM_FORMAT_VYUY, 125 DRM_FORMAT_NV12, 126 DRM_FORMAT_P010, 127 DRM_FORMAT_P012, 128 DRM_FORMAT_P016, 129 DRM_FORMAT_Y210, 130 DRM_FORMAT_Y212, 131 DRM_FORMAT_Y216, 132 DRM_FORMAT_XYUV8888, 133 DRM_FORMAT_XVYU2101010, 134 DRM_FORMAT_XVYU12_16161616, 135 DRM_FORMAT_XVYU16161616, 136 }; 137 138 static const u32 icl_hdr_plane_formats[] = { 139 DRM_FORMAT_C8, 140 DRM_FORMAT_RGB565, 141 DRM_FORMAT_XRGB8888, 142 DRM_FORMAT_XBGR8888, 143 DRM_FORMAT_ARGB8888, 144 DRM_FORMAT_ABGR8888, 145 DRM_FORMAT_XRGB2101010, 146 DRM_FORMAT_XBGR2101010, 147 DRM_FORMAT_ARGB2101010, 148 DRM_FORMAT_ABGR2101010, 149 DRM_FORMAT_XRGB16161616F, 150 DRM_FORMAT_XBGR16161616F, 151 DRM_FORMAT_ARGB16161616F, 152 DRM_FORMAT_ABGR16161616F, 153 DRM_FORMAT_YUYV, 154 DRM_FORMAT_YVYU, 155 DRM_FORMAT_UYVY, 156 DRM_FORMAT_VYUY, 157 DRM_FORMAT_NV12, 158 DRM_FORMAT_P010, 159 DRM_FORMAT_P012, 160 DRM_FORMAT_P016, 161 DRM_FORMAT_Y210, 162 DRM_FORMAT_Y212, 163 DRM_FORMAT_Y216, 164 DRM_FORMAT_XYUV8888, 165 DRM_FORMAT_XVYU2101010, 166 DRM_FORMAT_XVYU12_16161616, 167 DRM_FORMAT_XVYU16161616, 168 }; 169 170 int skl_format_to_fourcc(int format, bool rgb_order, bool alpha) 171 { 172 switch (format) { 173 case PLANE_CTL_FORMAT_RGB_565: 174 return DRM_FORMAT_RGB565; 175 case PLANE_CTL_FORMAT_NV12: 176 return DRM_FORMAT_NV12; 177 case PLANE_CTL_FORMAT_XYUV: 178 return DRM_FORMAT_XYUV8888; 179 case PLANE_CTL_FORMAT_P010: 180 return DRM_FORMAT_P010; 181 case PLANE_CTL_FORMAT_P012: 182 return DRM_FORMAT_P012; 183 case PLANE_CTL_FORMAT_P016: 184 return DRM_FORMAT_P016; 185 case PLANE_CTL_FORMAT_Y210: 186 return DRM_FORMAT_Y210; 187 case PLANE_CTL_FORMAT_Y212: 188 return DRM_FORMAT_Y212; 189 case PLANE_CTL_FORMAT_Y216: 190 return DRM_FORMAT_Y216; 191 case PLANE_CTL_FORMAT_Y410: 192 return DRM_FORMAT_XVYU2101010; 193 case PLANE_CTL_FORMAT_Y412: 194 return DRM_FORMAT_XVYU12_16161616; 195 case PLANE_CTL_FORMAT_Y416: 196 return DRM_FORMAT_XVYU16161616; 197 default: 198 case PLANE_CTL_FORMAT_XRGB_8888: 199 if (rgb_order) { 200 if (alpha) 201 return DRM_FORMAT_ABGR8888; 202 else 203 return DRM_FORMAT_XBGR8888; 204 } else { 205 if (alpha) 206 return DRM_FORMAT_ARGB8888; 207 else 208 return DRM_FORMAT_XRGB8888; 209 } 210 case PLANE_CTL_FORMAT_XRGB_2101010: 211 if (rgb_order) { 212 if (alpha) 213 return DRM_FORMAT_ABGR2101010; 214 else 215 return DRM_FORMAT_XBGR2101010; 216 } else { 217 if (alpha) 218 return DRM_FORMAT_ARGB2101010; 219 else 220 return DRM_FORMAT_XRGB2101010; 221 } 222 case PLANE_CTL_FORMAT_XRGB_16161616F: 223 if (rgb_order) { 224 if (alpha) 225 return DRM_FORMAT_ABGR16161616F; 226 else 227 return DRM_FORMAT_XBGR16161616F; 228 } else { 229 if (alpha) 230 return DRM_FORMAT_ARGB16161616F; 231 else 232 return DRM_FORMAT_XRGB16161616F; 233 } 234 } 235 } 236 237 static u8 icl_nv12_y_plane_mask(struct drm_i915_private *i915) 238 { 239 if (DISPLAY_VER(i915) >= 13 || HAS_D12_PLANE_MINIMIZATION(i915)) 240 return BIT(PLANE_SPRITE2) | BIT(PLANE_SPRITE3); 241 else 242 return BIT(PLANE_SPRITE4) | BIT(PLANE_SPRITE5); 243 } 244 245 bool icl_is_nv12_y_plane(struct drm_i915_private *dev_priv, 246 enum plane_id plane_id) 247 { 248 return DISPLAY_VER(dev_priv) >= 11 && 249 icl_nv12_y_plane_mask(dev_priv) & BIT(plane_id); 250 } 251 252 u8 icl_hdr_plane_mask(void) 253 { 254 return BIT(PLANE_PRIMARY) | BIT(PLANE_SPRITE0) | BIT(PLANE_SPRITE1); 255 } 256 257 bool icl_is_hdr_plane(struct drm_i915_private *dev_priv, enum plane_id plane_id) 258 { 259 return DISPLAY_VER(dev_priv) >= 11 && 260 icl_hdr_plane_mask() & BIT(plane_id); 261 } 262 263 static int icl_plane_min_cdclk(const struct intel_crtc_state *crtc_state, 264 const struct intel_plane_state *plane_state) 265 { 266 unsigned int pixel_rate = intel_plane_pixel_rate(crtc_state, plane_state); 267 268 /* two pixels per clock */ 269 return DIV_ROUND_UP(pixel_rate, 2); 270 } 271 272 static void 273 glk_plane_ratio(const struct intel_plane_state *plane_state, 274 unsigned int *num, unsigned int *den) 275 { 276 const struct drm_framebuffer *fb = plane_state->hw.fb; 277 278 if (fb->format->cpp[0] == 8) { 279 *num = 10; 280 *den = 8; 281 } else { 282 *num = 1; 283 *den = 1; 284 } 285 } 286 287 static int glk_plane_min_cdclk(const struct intel_crtc_state *crtc_state, 288 const struct intel_plane_state *plane_state) 289 { 290 unsigned int pixel_rate = intel_plane_pixel_rate(crtc_state, plane_state); 291 unsigned int num, den; 292 293 glk_plane_ratio(plane_state, &num, &den); 294 295 /* two pixels per clock */ 296 return DIV_ROUND_UP(pixel_rate * num, 2 * den); 297 } 298 299 static void 300 skl_plane_ratio(const struct intel_plane_state *plane_state, 301 unsigned int *num, unsigned int *den) 302 { 303 const struct drm_framebuffer *fb = plane_state->hw.fb; 304 305 if (fb->format->cpp[0] == 8) { 306 *num = 9; 307 *den = 8; 308 } else { 309 *num = 1; 310 *den = 1; 311 } 312 } 313 314 static int skl_plane_min_cdclk(const struct intel_crtc_state *crtc_state, 315 const struct intel_plane_state *plane_state) 316 { 317 unsigned int pixel_rate = intel_plane_pixel_rate(crtc_state, plane_state); 318 unsigned int num, den; 319 320 skl_plane_ratio(plane_state, &num, &den); 321 322 return DIV_ROUND_UP(pixel_rate * num, den); 323 } 324 325 static int skl_plane_max_width(const struct drm_framebuffer *fb, 326 int color_plane, 327 unsigned int rotation) 328 { 329 int cpp = fb->format->cpp[color_plane]; 330 331 switch (fb->modifier) { 332 case DRM_FORMAT_MOD_LINEAR: 333 case I915_FORMAT_MOD_X_TILED: 334 /* 335 * Validated limit is 4k, but has 5k should 336 * work apart from the following features: 337 * - Ytile (already limited to 4k) 338 * - FP16 (already limited to 4k) 339 * - render compression (already limited to 4k) 340 * - KVMR sprite and cursor (don't care) 341 * - horizontal panning (TODO verify this) 342 * - pipe and plane scaling (TODO verify this) 343 */ 344 if (cpp == 8) 345 return 4096; 346 else 347 return 5120; 348 case I915_FORMAT_MOD_Y_TILED_CCS: 349 case I915_FORMAT_MOD_Yf_TILED_CCS: 350 case I915_FORMAT_MOD_Y_TILED_GEN12_MC_CCS: 351 /* FIXME AUX plane? */ 352 case I915_FORMAT_MOD_Y_TILED: 353 case I915_FORMAT_MOD_Yf_TILED: 354 if (cpp == 8) 355 return 2048; 356 else 357 return 4096; 358 default: 359 MISSING_CASE(fb->modifier); 360 return 2048; 361 } 362 } 363 364 static int glk_plane_max_width(const struct drm_framebuffer *fb, 365 int color_plane, 366 unsigned int rotation) 367 { 368 int cpp = fb->format->cpp[color_plane]; 369 370 switch (fb->modifier) { 371 case DRM_FORMAT_MOD_LINEAR: 372 case I915_FORMAT_MOD_X_TILED: 373 if (cpp == 8) 374 return 4096; 375 else 376 return 5120; 377 case I915_FORMAT_MOD_Y_TILED_CCS: 378 case I915_FORMAT_MOD_Yf_TILED_CCS: 379 /* FIXME AUX plane? */ 380 case I915_FORMAT_MOD_Y_TILED: 381 case I915_FORMAT_MOD_Yf_TILED: 382 if (cpp == 8) 383 return 2048; 384 else 385 return 5120; 386 default: 387 MISSING_CASE(fb->modifier); 388 return 2048; 389 } 390 } 391 392 static int icl_plane_min_width(const struct drm_framebuffer *fb, 393 int color_plane, 394 unsigned int rotation) 395 { 396 /* Wa_14011264657, Wa_14011050563: gen11+ */ 397 switch (fb->format->format) { 398 case DRM_FORMAT_C8: 399 return 18; 400 case DRM_FORMAT_RGB565: 401 return 10; 402 case DRM_FORMAT_XRGB8888: 403 case DRM_FORMAT_XBGR8888: 404 case DRM_FORMAT_ARGB8888: 405 case DRM_FORMAT_ABGR8888: 406 case DRM_FORMAT_XRGB2101010: 407 case DRM_FORMAT_XBGR2101010: 408 case DRM_FORMAT_ARGB2101010: 409 case DRM_FORMAT_ABGR2101010: 410 case DRM_FORMAT_XVYU2101010: 411 case DRM_FORMAT_Y212: 412 case DRM_FORMAT_Y216: 413 return 6; 414 case DRM_FORMAT_NV12: 415 return 20; 416 case DRM_FORMAT_P010: 417 case DRM_FORMAT_P012: 418 case DRM_FORMAT_P016: 419 return 12; 420 case DRM_FORMAT_XRGB16161616F: 421 case DRM_FORMAT_XBGR16161616F: 422 case DRM_FORMAT_ARGB16161616F: 423 case DRM_FORMAT_ABGR16161616F: 424 case DRM_FORMAT_XVYU12_16161616: 425 case DRM_FORMAT_XVYU16161616: 426 return 4; 427 default: 428 return 1; 429 } 430 } 431 432 static int icl_hdr_plane_max_width(const struct drm_framebuffer *fb, 433 int color_plane, 434 unsigned int rotation) 435 { 436 if (intel_format_info_is_yuv_semiplanar(fb->format, fb->modifier)) 437 return 4096; 438 else 439 return 5120; 440 } 441 442 static int icl_sdr_plane_max_width(const struct drm_framebuffer *fb, 443 int color_plane, 444 unsigned int rotation) 445 { 446 return 5120; 447 } 448 449 static int skl_plane_max_height(const struct drm_framebuffer *fb, 450 int color_plane, 451 unsigned int rotation) 452 { 453 return 4096; 454 } 455 456 static int icl_plane_max_height(const struct drm_framebuffer *fb, 457 int color_plane, 458 unsigned int rotation) 459 { 460 return 4320; 461 } 462 463 static unsigned int 464 skl_plane_max_stride(struct intel_plane *plane, 465 u32 pixel_format, u64 modifier, 466 unsigned int rotation) 467 { 468 struct drm_i915_private *i915 = to_i915(plane->base.dev); 469 const struct drm_format_info *info = drm_format_info(pixel_format); 470 int cpp = info->cpp[0]; 471 int max_horizontal_pixels = 8192; 472 int max_stride_bytes; 473 474 if (DISPLAY_VER(i915) >= 13) { 475 /* 476 * The stride in bytes must not exceed of the size 477 * of 128K bytes. For pixel formats of 64bpp will allow 478 * for a 16K pixel surface. 479 */ 480 max_stride_bytes = 131072; 481 if (cpp == 8) 482 max_horizontal_pixels = 16384; 483 else 484 max_horizontal_pixels = 65536; 485 } else { 486 /* 487 * "The stride in bytes must not exceed the 488 * of the size of 8K pixels and 32K bytes." 489 */ 490 max_stride_bytes = 32768; 491 } 492 493 if (drm_rotation_90_or_270(rotation)) 494 return min(max_horizontal_pixels, max_stride_bytes / cpp); 495 else 496 return min(max_horizontal_pixels * cpp, max_stride_bytes); 497 } 498 499 500 /* Preoffset values for YUV to RGB Conversion */ 501 #define PREOFF_YUV_TO_RGB_HI 0x1800 502 #define PREOFF_YUV_TO_RGB_ME 0x0000 503 #define PREOFF_YUV_TO_RGB_LO 0x1800 504 505 #define ROFF(x) (((x) & 0xffff) << 16) 506 #define GOFF(x) (((x) & 0xffff) << 0) 507 #define BOFF(x) (((x) & 0xffff) << 16) 508 509 /* 510 * Programs the input color space conversion stage for ICL HDR planes. 511 * Note that it is assumed that this stage always happens after YUV 512 * range correction. Thus, the input to this stage is assumed to be 513 * in full-range YCbCr. 514 */ 515 static void 516 icl_program_input_csc(struct intel_plane *plane, 517 const struct intel_crtc_state *crtc_state, 518 const struct intel_plane_state *plane_state) 519 { 520 struct drm_i915_private *dev_priv = to_i915(plane->base.dev); 521 enum pipe pipe = plane->pipe; 522 enum plane_id plane_id = plane->id; 523 524 static const u16 input_csc_matrix[][9] = { 525 /* 526 * BT.601 full range YCbCr -> full range RGB 527 * The matrix required is : 528 * [1.000, 0.000, 1.371, 529 * 1.000, -0.336, -0.698, 530 * 1.000, 1.732, 0.0000] 531 */ 532 [DRM_COLOR_YCBCR_BT601] = { 533 0x7AF8, 0x7800, 0x0, 534 0x8B28, 0x7800, 0x9AC0, 535 0x0, 0x7800, 0x7DD8, 536 }, 537 /* 538 * BT.709 full range YCbCr -> full range RGB 539 * The matrix required is : 540 * [1.000, 0.000, 1.574, 541 * 1.000, -0.187, -0.468, 542 * 1.000, 1.855, 0.0000] 543 */ 544 [DRM_COLOR_YCBCR_BT709] = { 545 0x7C98, 0x7800, 0x0, 546 0x9EF8, 0x7800, 0xAC00, 547 0x0, 0x7800, 0x7ED8, 548 }, 549 /* 550 * BT.2020 full range YCbCr -> full range RGB 551 * The matrix required is : 552 * [1.000, 0.000, 1.474, 553 * 1.000, -0.1645, -0.5713, 554 * 1.000, 1.8814, 0.0000] 555 */ 556 [DRM_COLOR_YCBCR_BT2020] = { 557 0x7BC8, 0x7800, 0x0, 558 0x8928, 0x7800, 0xAA88, 559 0x0, 0x7800, 0x7F10, 560 }, 561 }; 562 const u16 *csc = input_csc_matrix[plane_state->hw.color_encoding]; 563 564 intel_de_write_fw(dev_priv, PLANE_INPUT_CSC_COEFF(pipe, plane_id, 0), 565 ROFF(csc[0]) | GOFF(csc[1])); 566 intel_de_write_fw(dev_priv, PLANE_INPUT_CSC_COEFF(pipe, plane_id, 1), 567 BOFF(csc[2])); 568 intel_de_write_fw(dev_priv, PLANE_INPUT_CSC_COEFF(pipe, plane_id, 2), 569 ROFF(csc[3]) | GOFF(csc[4])); 570 intel_de_write_fw(dev_priv, PLANE_INPUT_CSC_COEFF(pipe, plane_id, 3), 571 BOFF(csc[5])); 572 intel_de_write_fw(dev_priv, PLANE_INPUT_CSC_COEFF(pipe, plane_id, 4), 573 ROFF(csc[6]) | GOFF(csc[7])); 574 intel_de_write_fw(dev_priv, PLANE_INPUT_CSC_COEFF(pipe, plane_id, 5), 575 BOFF(csc[8])); 576 577 intel_de_write_fw(dev_priv, PLANE_INPUT_CSC_PREOFF(pipe, plane_id, 0), 578 PREOFF_YUV_TO_RGB_HI); 579 intel_de_write_fw(dev_priv, PLANE_INPUT_CSC_PREOFF(pipe, plane_id, 1), 580 PREOFF_YUV_TO_RGB_ME); 581 intel_de_write_fw(dev_priv, PLANE_INPUT_CSC_PREOFF(pipe, plane_id, 2), 582 PREOFF_YUV_TO_RGB_LO); 583 intel_de_write_fw(dev_priv, 584 PLANE_INPUT_CSC_POSTOFF(pipe, plane_id, 0), 0x0); 585 intel_de_write_fw(dev_priv, 586 PLANE_INPUT_CSC_POSTOFF(pipe, plane_id, 1), 0x0); 587 intel_de_write_fw(dev_priv, 588 PLANE_INPUT_CSC_POSTOFF(pipe, plane_id, 2), 0x0); 589 } 590 591 static unsigned int skl_plane_stride_mult(const struct drm_framebuffer *fb, 592 int color_plane, unsigned int rotation) 593 { 594 /* 595 * The stride is either expressed as a multiple of 64 bytes chunks for 596 * linear buffers or in number of tiles for tiled buffers. 597 */ 598 if (is_surface_linear(fb, color_plane)) 599 return 64; 600 else if (drm_rotation_90_or_270(rotation)) 601 return intel_tile_height(fb, color_plane); 602 else 603 return intel_tile_width_bytes(fb, color_plane); 604 } 605 606 static u32 skl_plane_stride(const struct intel_plane_state *plane_state, 607 int color_plane) 608 { 609 const struct drm_framebuffer *fb = plane_state->hw.fb; 610 unsigned int rotation = plane_state->hw.rotation; 611 u32 stride = plane_state->view.color_plane[color_plane].scanout_stride; 612 613 if (color_plane >= fb->format->num_planes) 614 return 0; 615 616 return stride / skl_plane_stride_mult(fb, color_plane, rotation); 617 } 618 619 static void 620 skl_plane_disable_arm(struct intel_plane *plane, 621 const struct intel_crtc_state *crtc_state) 622 { 623 struct drm_i915_private *dev_priv = to_i915(plane->base.dev); 624 enum plane_id plane_id = plane->id; 625 enum pipe pipe = plane->pipe; 626 627 skl_write_plane_wm(plane, crtc_state); 628 629 intel_de_write_fw(dev_priv, PLANE_CTL(pipe, plane_id), 0); 630 intel_de_write_fw(dev_priv, PLANE_SURF(pipe, plane_id), 0); 631 } 632 633 static void icl_plane_disable_sel_fetch_arm(struct intel_plane *plane, 634 const struct intel_crtc_state *crtc_state) 635 { 636 struct drm_i915_private *i915 = to_i915(plane->base.dev); 637 enum pipe pipe = plane->pipe; 638 639 if (!crtc_state->enable_psr2_sel_fetch) 640 return; 641 642 intel_de_write_fw(i915, PLANE_SEL_FETCH_CTL(pipe, plane->id), 0); 643 } 644 645 static void 646 icl_plane_disable_arm(struct intel_plane *plane, 647 const struct intel_crtc_state *crtc_state) 648 { 649 struct drm_i915_private *dev_priv = to_i915(plane->base.dev); 650 enum plane_id plane_id = plane->id; 651 enum pipe pipe = plane->pipe; 652 653 if (icl_is_hdr_plane(dev_priv, plane_id)) 654 intel_de_write_fw(dev_priv, PLANE_CUS_CTL(pipe, plane_id), 0); 655 656 skl_write_plane_wm(plane, crtc_state); 657 658 icl_plane_disable_sel_fetch_arm(plane, crtc_state); 659 intel_de_write_fw(dev_priv, PLANE_CTL(pipe, plane_id), 0); 660 intel_de_write_fw(dev_priv, PLANE_SURF(pipe, plane_id), 0); 661 } 662 663 static bool 664 skl_plane_get_hw_state(struct intel_plane *plane, 665 enum pipe *pipe) 666 { 667 struct drm_i915_private *dev_priv = to_i915(plane->base.dev); 668 enum intel_display_power_domain power_domain; 669 enum plane_id plane_id = plane->id; 670 intel_wakeref_t wakeref; 671 bool ret; 672 673 power_domain = POWER_DOMAIN_PIPE(plane->pipe); 674 wakeref = intel_display_power_get_if_enabled(dev_priv, power_domain); 675 if (!wakeref) 676 return false; 677 678 ret = intel_de_read(dev_priv, PLANE_CTL(plane->pipe, plane_id)) & PLANE_CTL_ENABLE; 679 680 *pipe = plane->pipe; 681 682 intel_display_power_put(dev_priv, power_domain, wakeref); 683 684 return ret; 685 } 686 687 static u32 skl_plane_ctl_format(u32 pixel_format) 688 { 689 switch (pixel_format) { 690 case DRM_FORMAT_C8: 691 return PLANE_CTL_FORMAT_INDEXED; 692 case DRM_FORMAT_RGB565: 693 return PLANE_CTL_FORMAT_RGB_565; 694 case DRM_FORMAT_XBGR8888: 695 case DRM_FORMAT_ABGR8888: 696 return PLANE_CTL_FORMAT_XRGB_8888 | PLANE_CTL_ORDER_RGBX; 697 case DRM_FORMAT_XRGB8888: 698 case DRM_FORMAT_ARGB8888: 699 return PLANE_CTL_FORMAT_XRGB_8888; 700 case DRM_FORMAT_XBGR2101010: 701 case DRM_FORMAT_ABGR2101010: 702 return PLANE_CTL_FORMAT_XRGB_2101010 | PLANE_CTL_ORDER_RGBX; 703 case DRM_FORMAT_XRGB2101010: 704 case DRM_FORMAT_ARGB2101010: 705 return PLANE_CTL_FORMAT_XRGB_2101010; 706 case DRM_FORMAT_XBGR16161616F: 707 case DRM_FORMAT_ABGR16161616F: 708 return PLANE_CTL_FORMAT_XRGB_16161616F | PLANE_CTL_ORDER_RGBX; 709 case DRM_FORMAT_XRGB16161616F: 710 case DRM_FORMAT_ARGB16161616F: 711 return PLANE_CTL_FORMAT_XRGB_16161616F; 712 case DRM_FORMAT_XYUV8888: 713 return PLANE_CTL_FORMAT_XYUV; 714 case DRM_FORMAT_YUYV: 715 return PLANE_CTL_FORMAT_YUV422 | PLANE_CTL_YUV422_ORDER_YUYV; 716 case DRM_FORMAT_YVYU: 717 return PLANE_CTL_FORMAT_YUV422 | PLANE_CTL_YUV422_ORDER_YVYU; 718 case DRM_FORMAT_UYVY: 719 return PLANE_CTL_FORMAT_YUV422 | PLANE_CTL_YUV422_ORDER_UYVY; 720 case DRM_FORMAT_VYUY: 721 return PLANE_CTL_FORMAT_YUV422 | PLANE_CTL_YUV422_ORDER_VYUY; 722 case DRM_FORMAT_NV12: 723 return PLANE_CTL_FORMAT_NV12; 724 case DRM_FORMAT_P010: 725 return PLANE_CTL_FORMAT_P010; 726 case DRM_FORMAT_P012: 727 return PLANE_CTL_FORMAT_P012; 728 case DRM_FORMAT_P016: 729 return PLANE_CTL_FORMAT_P016; 730 case DRM_FORMAT_Y210: 731 return PLANE_CTL_FORMAT_Y210; 732 case DRM_FORMAT_Y212: 733 return PLANE_CTL_FORMAT_Y212; 734 case DRM_FORMAT_Y216: 735 return PLANE_CTL_FORMAT_Y216; 736 case DRM_FORMAT_XVYU2101010: 737 return PLANE_CTL_FORMAT_Y410; 738 case DRM_FORMAT_XVYU12_16161616: 739 return PLANE_CTL_FORMAT_Y412; 740 case DRM_FORMAT_XVYU16161616: 741 return PLANE_CTL_FORMAT_Y416; 742 default: 743 MISSING_CASE(pixel_format); 744 } 745 746 return 0; 747 } 748 749 static u32 skl_plane_ctl_alpha(const struct intel_plane_state *plane_state) 750 { 751 if (!plane_state->hw.fb->format->has_alpha) 752 return PLANE_CTL_ALPHA_DISABLE; 753 754 switch (plane_state->hw.pixel_blend_mode) { 755 case DRM_MODE_BLEND_PIXEL_NONE: 756 return PLANE_CTL_ALPHA_DISABLE; 757 case DRM_MODE_BLEND_PREMULTI: 758 return PLANE_CTL_ALPHA_SW_PREMULTIPLY; 759 case DRM_MODE_BLEND_COVERAGE: 760 return PLANE_CTL_ALPHA_HW_PREMULTIPLY; 761 default: 762 MISSING_CASE(plane_state->hw.pixel_blend_mode); 763 return PLANE_CTL_ALPHA_DISABLE; 764 } 765 } 766 767 static u32 glk_plane_color_ctl_alpha(const struct intel_plane_state *plane_state) 768 { 769 if (!plane_state->hw.fb->format->has_alpha) 770 return PLANE_COLOR_ALPHA_DISABLE; 771 772 switch (plane_state->hw.pixel_blend_mode) { 773 case DRM_MODE_BLEND_PIXEL_NONE: 774 return PLANE_COLOR_ALPHA_DISABLE; 775 case DRM_MODE_BLEND_PREMULTI: 776 return PLANE_COLOR_ALPHA_SW_PREMULTIPLY; 777 case DRM_MODE_BLEND_COVERAGE: 778 return PLANE_COLOR_ALPHA_HW_PREMULTIPLY; 779 default: 780 MISSING_CASE(plane_state->hw.pixel_blend_mode); 781 return PLANE_COLOR_ALPHA_DISABLE; 782 } 783 } 784 785 static u32 skl_plane_ctl_tiling(u64 fb_modifier) 786 { 787 switch (fb_modifier) { 788 case DRM_FORMAT_MOD_LINEAR: 789 break; 790 case I915_FORMAT_MOD_X_TILED: 791 return PLANE_CTL_TILED_X; 792 case I915_FORMAT_MOD_Y_TILED: 793 return PLANE_CTL_TILED_Y; 794 case I915_FORMAT_MOD_4_TILED: 795 return PLANE_CTL_TILED_4; 796 case I915_FORMAT_MOD_4_TILED_DG2_RC_CCS: 797 return PLANE_CTL_TILED_4 | 798 PLANE_CTL_RENDER_DECOMPRESSION_ENABLE | 799 PLANE_CTL_CLEAR_COLOR_DISABLE; 800 case I915_FORMAT_MOD_4_TILED_DG2_MC_CCS: 801 return PLANE_CTL_TILED_4 | 802 PLANE_CTL_MEDIA_DECOMPRESSION_ENABLE | 803 PLANE_CTL_CLEAR_COLOR_DISABLE; 804 case I915_FORMAT_MOD_4_TILED_DG2_RC_CCS_CC: 805 return PLANE_CTL_TILED_4 | PLANE_CTL_RENDER_DECOMPRESSION_ENABLE; 806 case I915_FORMAT_MOD_4_TILED_MTL_RC_CCS: 807 return PLANE_CTL_TILED_4 | 808 PLANE_CTL_RENDER_DECOMPRESSION_ENABLE | 809 PLANE_CTL_CLEAR_COLOR_DISABLE; 810 case I915_FORMAT_MOD_4_TILED_MTL_RC_CCS_CC: 811 return PLANE_CTL_TILED_4 | PLANE_CTL_RENDER_DECOMPRESSION_ENABLE; 812 case I915_FORMAT_MOD_4_TILED_MTL_MC_CCS: 813 return PLANE_CTL_TILED_4 | PLANE_CTL_MEDIA_DECOMPRESSION_ENABLE; 814 case I915_FORMAT_MOD_Y_TILED_CCS: 815 case I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS_CC: 816 return PLANE_CTL_TILED_Y | PLANE_CTL_RENDER_DECOMPRESSION_ENABLE; 817 case I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS: 818 return PLANE_CTL_TILED_Y | 819 PLANE_CTL_RENDER_DECOMPRESSION_ENABLE | 820 PLANE_CTL_CLEAR_COLOR_DISABLE; 821 case I915_FORMAT_MOD_Y_TILED_GEN12_MC_CCS: 822 return PLANE_CTL_TILED_Y | PLANE_CTL_MEDIA_DECOMPRESSION_ENABLE; 823 case I915_FORMAT_MOD_Yf_TILED: 824 return PLANE_CTL_TILED_YF; 825 case I915_FORMAT_MOD_Yf_TILED_CCS: 826 return PLANE_CTL_TILED_YF | PLANE_CTL_RENDER_DECOMPRESSION_ENABLE; 827 default: 828 MISSING_CASE(fb_modifier); 829 } 830 831 return 0; 832 } 833 834 static u32 skl_plane_ctl_rotate(unsigned int rotate) 835 { 836 switch (rotate) { 837 case DRM_MODE_ROTATE_0: 838 break; 839 /* 840 * DRM_MODE_ROTATE_ is counter clockwise to stay compatible with Xrandr 841 * while i915 HW rotation is clockwise, thats why this swapping. 842 */ 843 case DRM_MODE_ROTATE_90: 844 return PLANE_CTL_ROTATE_270; 845 case DRM_MODE_ROTATE_180: 846 return PLANE_CTL_ROTATE_180; 847 case DRM_MODE_ROTATE_270: 848 return PLANE_CTL_ROTATE_90; 849 default: 850 MISSING_CASE(rotate); 851 } 852 853 return 0; 854 } 855 856 static u32 icl_plane_ctl_flip(unsigned int reflect) 857 { 858 switch (reflect) { 859 case 0: 860 break; 861 case DRM_MODE_REFLECT_X: 862 return PLANE_CTL_FLIP_HORIZONTAL; 863 case DRM_MODE_REFLECT_Y: 864 default: 865 MISSING_CASE(reflect); 866 } 867 868 return 0; 869 } 870 871 static u32 adlp_plane_ctl_arb_slots(const struct intel_plane_state *plane_state) 872 { 873 const struct drm_framebuffer *fb = plane_state->hw.fb; 874 875 if (intel_format_info_is_yuv_semiplanar(fb->format, fb->modifier)) { 876 switch (fb->format->cpp[0]) { 877 case 2: 878 return PLANE_CTL_ARB_SLOTS(1); 879 default: 880 return PLANE_CTL_ARB_SLOTS(0); 881 } 882 } else { 883 switch (fb->format->cpp[0]) { 884 case 8: 885 return PLANE_CTL_ARB_SLOTS(3); 886 case 4: 887 return PLANE_CTL_ARB_SLOTS(1); 888 default: 889 return PLANE_CTL_ARB_SLOTS(0); 890 } 891 } 892 } 893 894 static u32 skl_plane_ctl_crtc(const struct intel_crtc_state *crtc_state) 895 { 896 struct drm_i915_private *dev_priv = to_i915(crtc_state->uapi.crtc->dev); 897 u32 plane_ctl = 0; 898 899 if (DISPLAY_VER(dev_priv) >= 10) 900 return plane_ctl; 901 902 if (crtc_state->gamma_enable) 903 plane_ctl |= PLANE_CTL_PIPE_GAMMA_ENABLE; 904 905 if (crtc_state->csc_enable) 906 plane_ctl |= PLANE_CTL_PIPE_CSC_ENABLE; 907 908 return plane_ctl; 909 } 910 911 static u32 skl_plane_ctl(const struct intel_crtc_state *crtc_state, 912 const struct intel_plane_state *plane_state) 913 { 914 struct drm_i915_private *dev_priv = 915 to_i915(plane_state->uapi.plane->dev); 916 const struct drm_framebuffer *fb = plane_state->hw.fb; 917 unsigned int rotation = plane_state->hw.rotation; 918 const struct drm_intel_sprite_colorkey *key = &plane_state->ckey; 919 u32 plane_ctl; 920 921 plane_ctl = PLANE_CTL_ENABLE; 922 923 if (DISPLAY_VER(dev_priv) < 10) { 924 plane_ctl |= skl_plane_ctl_alpha(plane_state); 925 plane_ctl |= PLANE_CTL_PLANE_GAMMA_DISABLE; 926 927 if (plane_state->hw.color_encoding == DRM_COLOR_YCBCR_BT709) 928 plane_ctl |= PLANE_CTL_YUV_TO_RGB_CSC_FORMAT_BT709; 929 930 if (plane_state->hw.color_range == DRM_COLOR_YCBCR_FULL_RANGE) 931 plane_ctl |= PLANE_CTL_YUV_RANGE_CORRECTION_DISABLE; 932 } 933 934 plane_ctl |= skl_plane_ctl_format(fb->format->format); 935 plane_ctl |= skl_plane_ctl_tiling(fb->modifier); 936 plane_ctl |= skl_plane_ctl_rotate(rotation & DRM_MODE_ROTATE_MASK); 937 938 if (DISPLAY_VER(dev_priv) >= 11) 939 plane_ctl |= icl_plane_ctl_flip(rotation & 940 DRM_MODE_REFLECT_MASK); 941 942 if (key->flags & I915_SET_COLORKEY_DESTINATION) 943 plane_ctl |= PLANE_CTL_KEY_ENABLE_DESTINATION; 944 else if (key->flags & I915_SET_COLORKEY_SOURCE) 945 plane_ctl |= PLANE_CTL_KEY_ENABLE_SOURCE; 946 947 /* Wa_22012358565:adl-p */ 948 if (DISPLAY_VER(dev_priv) == 13) 949 plane_ctl |= adlp_plane_ctl_arb_slots(plane_state); 950 951 if (GRAPHICS_VER(dev_priv) >= 20 && 952 fb->modifier == I915_FORMAT_MOD_4_TILED) { 953 plane_ctl |= PLANE_CTL_RENDER_DECOMPRESSION_ENABLE; 954 } 955 956 return plane_ctl; 957 } 958 959 static u32 glk_plane_color_ctl_crtc(const struct intel_crtc_state *crtc_state) 960 { 961 struct drm_i915_private *dev_priv = to_i915(crtc_state->uapi.crtc->dev); 962 u32 plane_color_ctl = 0; 963 964 if (DISPLAY_VER(dev_priv) >= 11) 965 return plane_color_ctl; 966 967 if (crtc_state->gamma_enable) 968 plane_color_ctl |= PLANE_COLOR_PIPE_GAMMA_ENABLE; 969 970 if (crtc_state->csc_enable) 971 plane_color_ctl |= PLANE_COLOR_PIPE_CSC_ENABLE; 972 973 return plane_color_ctl; 974 } 975 976 static u32 glk_plane_color_ctl(const struct intel_crtc_state *crtc_state, 977 const struct intel_plane_state *plane_state) 978 { 979 struct drm_i915_private *dev_priv = 980 to_i915(plane_state->uapi.plane->dev); 981 const struct drm_framebuffer *fb = plane_state->hw.fb; 982 struct intel_plane *plane = to_intel_plane(plane_state->uapi.plane); 983 u32 plane_color_ctl = 0; 984 985 plane_color_ctl |= PLANE_COLOR_PLANE_GAMMA_DISABLE; 986 plane_color_ctl |= glk_plane_color_ctl_alpha(plane_state); 987 988 if (fb->format->is_yuv && !icl_is_hdr_plane(dev_priv, plane->id)) { 989 switch (plane_state->hw.color_encoding) { 990 case DRM_COLOR_YCBCR_BT709: 991 plane_color_ctl |= PLANE_COLOR_CSC_MODE_YUV709_TO_RGB709; 992 break; 993 case DRM_COLOR_YCBCR_BT2020: 994 plane_color_ctl |= 995 PLANE_COLOR_CSC_MODE_YUV2020_TO_RGB2020; 996 break; 997 default: 998 plane_color_ctl |= 999 PLANE_COLOR_CSC_MODE_YUV601_TO_RGB601; 1000 } 1001 if (plane_state->hw.color_range == DRM_COLOR_YCBCR_FULL_RANGE) 1002 plane_color_ctl |= PLANE_COLOR_YUV_RANGE_CORRECTION_DISABLE; 1003 } else if (fb->format->is_yuv) { 1004 plane_color_ctl |= PLANE_COLOR_INPUT_CSC_ENABLE; 1005 if (plane_state->hw.color_range == DRM_COLOR_YCBCR_FULL_RANGE) 1006 plane_color_ctl |= PLANE_COLOR_YUV_RANGE_CORRECTION_DISABLE; 1007 } 1008 1009 if (plane_state->force_black) 1010 plane_color_ctl |= PLANE_COLOR_PLANE_CSC_ENABLE; 1011 1012 return plane_color_ctl; 1013 } 1014 1015 static u32 skl_surf_address(const struct intel_plane_state *plane_state, 1016 int color_plane) 1017 { 1018 struct drm_i915_private *i915 = to_i915(plane_state->uapi.plane->dev); 1019 const struct drm_framebuffer *fb = plane_state->hw.fb; 1020 u32 offset = plane_state->view.color_plane[color_plane].offset; 1021 1022 if (intel_fb_uses_dpt(fb)) { 1023 /* 1024 * The DPT object contains only one vma, so the VMA's offset 1025 * within the DPT is always 0. 1026 */ 1027 drm_WARN_ON(&i915->drm, plane_state->dpt_vma && 1028 plane_state->dpt_vma->node.start); 1029 drm_WARN_ON(&i915->drm, offset & 0x1fffff); 1030 return offset >> 9; 1031 } else { 1032 drm_WARN_ON(&i915->drm, offset & 0xfff); 1033 return offset; 1034 } 1035 } 1036 1037 static u32 skl_plane_surf(const struct intel_plane_state *plane_state, 1038 int color_plane) 1039 { 1040 u32 plane_surf; 1041 1042 plane_surf = intel_plane_ggtt_offset(plane_state) + 1043 skl_surf_address(plane_state, color_plane); 1044 1045 if (plane_state->decrypt) 1046 plane_surf |= PLANE_SURF_DECRYPT; 1047 1048 return plane_surf; 1049 } 1050 1051 static u32 skl_plane_aux_dist(const struct intel_plane_state *plane_state, 1052 int color_plane) 1053 { 1054 struct drm_i915_private *i915 = to_i915(plane_state->uapi.plane->dev); 1055 const struct drm_framebuffer *fb = plane_state->hw.fb; 1056 int aux_plane = skl_main_to_aux_plane(fb, color_plane); 1057 u32 aux_dist; 1058 1059 if (!aux_plane) 1060 return 0; 1061 1062 aux_dist = skl_surf_address(plane_state, aux_plane) - 1063 skl_surf_address(plane_state, color_plane); 1064 1065 if (DISPLAY_VER(i915) < 12) 1066 aux_dist |= PLANE_AUX_STRIDE(skl_plane_stride(plane_state, aux_plane)); 1067 1068 return aux_dist; 1069 } 1070 1071 static u32 skl_plane_keyval(const struct intel_plane_state *plane_state) 1072 { 1073 const struct drm_intel_sprite_colorkey *key = &plane_state->ckey; 1074 1075 return key->min_value; 1076 } 1077 1078 static u32 skl_plane_keymax(const struct intel_plane_state *plane_state) 1079 { 1080 const struct drm_intel_sprite_colorkey *key = &plane_state->ckey; 1081 u8 alpha = plane_state->hw.alpha >> 8; 1082 1083 return (key->max_value & 0xffffff) | PLANE_KEYMAX_ALPHA(alpha); 1084 } 1085 1086 static u32 skl_plane_keymsk(const struct intel_plane_state *plane_state) 1087 { 1088 const struct drm_intel_sprite_colorkey *key = &plane_state->ckey; 1089 u8 alpha = plane_state->hw.alpha >> 8; 1090 u32 keymsk; 1091 1092 keymsk = key->channel_mask & 0x7ffffff; 1093 if (alpha < 0xff) 1094 keymsk |= PLANE_KEYMSK_ALPHA_ENABLE; 1095 1096 return keymsk; 1097 } 1098 1099 static void icl_plane_csc_load_black(struct intel_plane *plane) 1100 { 1101 struct drm_i915_private *i915 = to_i915(plane->base.dev); 1102 enum plane_id plane_id = plane->id; 1103 enum pipe pipe = plane->pipe; 1104 1105 intel_de_write_fw(i915, PLANE_CSC_COEFF(pipe, plane_id, 0), 0); 1106 intel_de_write_fw(i915, PLANE_CSC_COEFF(pipe, plane_id, 1), 0); 1107 1108 intel_de_write_fw(i915, PLANE_CSC_COEFF(pipe, plane_id, 2), 0); 1109 intel_de_write_fw(i915, PLANE_CSC_COEFF(pipe, plane_id, 3), 0); 1110 1111 intel_de_write_fw(i915, PLANE_CSC_COEFF(pipe, plane_id, 4), 0); 1112 intel_de_write_fw(i915, PLANE_CSC_COEFF(pipe, plane_id, 5), 0); 1113 1114 intel_de_write_fw(i915, PLANE_CSC_PREOFF(pipe, plane_id, 0), 0); 1115 intel_de_write_fw(i915, PLANE_CSC_PREOFF(pipe, plane_id, 1), 0); 1116 intel_de_write_fw(i915, PLANE_CSC_PREOFF(pipe, plane_id, 2), 0); 1117 1118 intel_de_write_fw(i915, PLANE_CSC_POSTOFF(pipe, plane_id, 0), 0); 1119 intel_de_write_fw(i915, PLANE_CSC_POSTOFF(pipe, plane_id, 1), 0); 1120 intel_de_write_fw(i915, PLANE_CSC_POSTOFF(pipe, plane_id, 2), 0); 1121 } 1122 1123 static int icl_plane_color_plane(const struct intel_plane_state *plane_state) 1124 { 1125 /* Program the UV plane on planar master */ 1126 if (plane_state->planar_linked_plane && !plane_state->planar_slave) 1127 return 1; 1128 else 1129 return 0; 1130 } 1131 1132 static void 1133 skl_plane_update_noarm(struct intel_plane *plane, 1134 const struct intel_crtc_state *crtc_state, 1135 const struct intel_plane_state *plane_state) 1136 { 1137 struct drm_i915_private *dev_priv = to_i915(plane->base.dev); 1138 enum plane_id plane_id = plane->id; 1139 enum pipe pipe = plane->pipe; 1140 u32 stride = skl_plane_stride(plane_state, 0); 1141 int crtc_x = plane_state->uapi.dst.x1; 1142 int crtc_y = plane_state->uapi.dst.y1; 1143 u32 src_w = drm_rect_width(&plane_state->uapi.src) >> 16; 1144 u32 src_h = drm_rect_height(&plane_state->uapi.src) >> 16; 1145 1146 /* The scaler will handle the output position */ 1147 if (plane_state->scaler_id >= 0) { 1148 crtc_x = 0; 1149 crtc_y = 0; 1150 } 1151 1152 intel_de_write_fw(dev_priv, PLANE_STRIDE(pipe, plane_id), 1153 PLANE_STRIDE_(stride)); 1154 intel_de_write_fw(dev_priv, PLANE_POS(pipe, plane_id), 1155 PLANE_POS_Y(crtc_y) | PLANE_POS_X(crtc_x)); 1156 intel_de_write_fw(dev_priv, PLANE_SIZE(pipe, plane_id), 1157 PLANE_HEIGHT(src_h - 1) | PLANE_WIDTH(src_w - 1)); 1158 1159 skl_write_plane_wm(plane, crtc_state); 1160 } 1161 1162 static void 1163 skl_plane_update_arm(struct intel_plane *plane, 1164 const struct intel_crtc_state *crtc_state, 1165 const struct intel_plane_state *plane_state) 1166 { 1167 struct drm_i915_private *dev_priv = to_i915(plane->base.dev); 1168 enum plane_id plane_id = plane->id; 1169 enum pipe pipe = plane->pipe; 1170 u32 x = plane_state->view.color_plane[0].x; 1171 u32 y = plane_state->view.color_plane[0].y; 1172 u32 plane_ctl, plane_color_ctl = 0; 1173 1174 plane_ctl = plane_state->ctl | 1175 skl_plane_ctl_crtc(crtc_state); 1176 1177 if (DISPLAY_VER(dev_priv) >= 10) 1178 plane_color_ctl = plane_state->color_ctl | 1179 glk_plane_color_ctl_crtc(crtc_state); 1180 1181 intel_de_write_fw(dev_priv, PLANE_KEYVAL(pipe, plane_id), skl_plane_keyval(plane_state)); 1182 intel_de_write_fw(dev_priv, PLANE_KEYMSK(pipe, plane_id), skl_plane_keymsk(plane_state)); 1183 intel_de_write_fw(dev_priv, PLANE_KEYMAX(pipe, plane_id), skl_plane_keymax(plane_state)); 1184 1185 intel_de_write_fw(dev_priv, PLANE_OFFSET(pipe, plane_id), 1186 PLANE_OFFSET_Y(y) | PLANE_OFFSET_X(x)); 1187 1188 intel_de_write_fw(dev_priv, PLANE_AUX_DIST(pipe, plane_id), 1189 skl_plane_aux_dist(plane_state, 0)); 1190 1191 intel_de_write_fw(dev_priv, PLANE_AUX_OFFSET(pipe, plane_id), 1192 PLANE_OFFSET_Y(plane_state->view.color_plane[1].y) | 1193 PLANE_OFFSET_X(plane_state->view.color_plane[1].x)); 1194 1195 if (DISPLAY_VER(dev_priv) >= 10) 1196 intel_de_write_fw(dev_priv, PLANE_COLOR_CTL(pipe, plane_id), plane_color_ctl); 1197 1198 /* 1199 * Enable the scaler before the plane so that we don't 1200 * get a catastrophic underrun even if the two operations 1201 * end up happening in two different frames. 1202 * 1203 * TODO: split into noarm+arm pair 1204 */ 1205 if (plane_state->scaler_id >= 0) 1206 skl_program_plane_scaler(plane, crtc_state, plane_state); 1207 1208 /* 1209 * The control register self-arms if the plane was previously 1210 * disabled. Try to make the plane enable atomic by writing 1211 * the control register just before the surface register. 1212 */ 1213 intel_de_write_fw(dev_priv, PLANE_CTL(pipe, plane_id), plane_ctl); 1214 intel_de_write_fw(dev_priv, PLANE_SURF(pipe, plane_id), 1215 skl_plane_surf(plane_state, 0)); 1216 } 1217 1218 static void icl_plane_update_sel_fetch_noarm(struct intel_plane *plane, 1219 const struct intel_crtc_state *crtc_state, 1220 const struct intel_plane_state *plane_state, 1221 int color_plane) 1222 { 1223 struct drm_i915_private *i915 = to_i915(plane->base.dev); 1224 enum pipe pipe = plane->pipe; 1225 const struct drm_rect *clip; 1226 u32 val; 1227 int x, y; 1228 1229 if (!crtc_state->enable_psr2_sel_fetch) 1230 return; 1231 1232 clip = &plane_state->psr2_sel_fetch_area; 1233 1234 val = (clip->y1 + plane_state->uapi.dst.y1) << 16; 1235 val |= plane_state->uapi.dst.x1; 1236 intel_de_write_fw(i915, PLANE_SEL_FETCH_POS(pipe, plane->id), val); 1237 1238 x = plane_state->view.color_plane[color_plane].x; 1239 1240 /* 1241 * From Bspec: UV surface Start Y Position = half of Y plane Y 1242 * start position. 1243 */ 1244 if (!color_plane) 1245 y = plane_state->view.color_plane[color_plane].y + clip->y1; 1246 else 1247 y = plane_state->view.color_plane[color_plane].y + clip->y1 / 2; 1248 1249 val = y << 16 | x; 1250 1251 intel_de_write_fw(i915, PLANE_SEL_FETCH_OFFSET(pipe, plane->id), 1252 val); 1253 1254 /* Sizes are 0 based */ 1255 val = (drm_rect_height(clip) - 1) << 16; 1256 val |= (drm_rect_width(&plane_state->uapi.src) >> 16) - 1; 1257 intel_de_write_fw(i915, PLANE_SEL_FETCH_SIZE(pipe, plane->id), val); 1258 } 1259 1260 static void 1261 icl_plane_update_noarm(struct intel_plane *plane, 1262 const struct intel_crtc_state *crtc_state, 1263 const struct intel_plane_state *plane_state) 1264 { 1265 struct drm_i915_private *dev_priv = to_i915(plane->base.dev); 1266 enum plane_id plane_id = plane->id; 1267 enum pipe pipe = plane->pipe; 1268 int color_plane = icl_plane_color_plane(plane_state); 1269 u32 stride = skl_plane_stride(plane_state, color_plane); 1270 const struct drm_framebuffer *fb = plane_state->hw.fb; 1271 int crtc_x = plane_state->uapi.dst.x1; 1272 int crtc_y = plane_state->uapi.dst.y1; 1273 int x = plane_state->view.color_plane[color_plane].x; 1274 int y = plane_state->view.color_plane[color_plane].y; 1275 int src_w = drm_rect_width(&plane_state->uapi.src) >> 16; 1276 int src_h = drm_rect_height(&plane_state->uapi.src) >> 16; 1277 u32 plane_color_ctl; 1278 1279 plane_color_ctl = plane_state->color_ctl | 1280 glk_plane_color_ctl_crtc(crtc_state); 1281 1282 /* The scaler will handle the output position */ 1283 if (plane_state->scaler_id >= 0) { 1284 crtc_x = 0; 1285 crtc_y = 0; 1286 } 1287 1288 intel_de_write_fw(dev_priv, PLANE_STRIDE(pipe, plane_id), 1289 PLANE_STRIDE_(stride)); 1290 intel_de_write_fw(dev_priv, PLANE_POS(pipe, plane_id), 1291 PLANE_POS_Y(crtc_y) | PLANE_POS_X(crtc_x)); 1292 intel_de_write_fw(dev_priv, PLANE_SIZE(pipe, plane_id), 1293 PLANE_HEIGHT(src_h - 1) | PLANE_WIDTH(src_w - 1)); 1294 1295 intel_de_write_fw(dev_priv, PLANE_KEYVAL(pipe, plane_id), skl_plane_keyval(plane_state)); 1296 intel_de_write_fw(dev_priv, PLANE_KEYMSK(pipe, plane_id), skl_plane_keymsk(plane_state)); 1297 intel_de_write_fw(dev_priv, PLANE_KEYMAX(pipe, plane_id), skl_plane_keymax(plane_state)); 1298 1299 intel_de_write_fw(dev_priv, PLANE_OFFSET(pipe, plane_id), 1300 PLANE_OFFSET_Y(y) | PLANE_OFFSET_X(x)); 1301 1302 if (intel_fb_is_rc_ccs_cc_modifier(fb->modifier)) { 1303 intel_de_write_fw(dev_priv, PLANE_CC_VAL(pipe, plane_id, 0), 1304 lower_32_bits(plane_state->ccval)); 1305 intel_de_write_fw(dev_priv, PLANE_CC_VAL(pipe, plane_id, 1), 1306 upper_32_bits(plane_state->ccval)); 1307 } 1308 1309 /* FLAT CCS doesn't need to program AUX_DIST */ 1310 if (!HAS_FLAT_CCS(dev_priv) && DISPLAY_VER(dev_priv) < 20) 1311 intel_de_write_fw(dev_priv, PLANE_AUX_DIST(pipe, plane_id), 1312 skl_plane_aux_dist(plane_state, color_plane)); 1313 1314 if (icl_is_hdr_plane(dev_priv, plane_id)) 1315 intel_de_write_fw(dev_priv, PLANE_CUS_CTL(pipe, plane_id), 1316 plane_state->cus_ctl); 1317 1318 intel_de_write_fw(dev_priv, PLANE_COLOR_CTL(pipe, plane_id), plane_color_ctl); 1319 1320 if (fb->format->is_yuv && icl_is_hdr_plane(dev_priv, plane_id)) 1321 icl_program_input_csc(plane, crtc_state, plane_state); 1322 1323 skl_write_plane_wm(plane, crtc_state); 1324 1325 /* 1326 * FIXME: pxp session invalidation can hit any time even at time of commit 1327 * or after the commit, display content will be garbage. 1328 */ 1329 if (plane_state->force_black) 1330 icl_plane_csc_load_black(plane); 1331 1332 icl_plane_update_sel_fetch_noarm(plane, crtc_state, plane_state, color_plane); 1333 } 1334 1335 static void icl_plane_update_sel_fetch_arm(struct intel_plane *plane, 1336 const struct intel_crtc_state *crtc_state, 1337 const struct intel_plane_state *plane_state) 1338 { 1339 struct drm_i915_private *i915 = to_i915(plane->base.dev); 1340 enum pipe pipe = plane->pipe; 1341 1342 if (!crtc_state->enable_psr2_sel_fetch) 1343 return; 1344 1345 if (drm_rect_height(&plane_state->psr2_sel_fetch_area) > 0) 1346 intel_de_write_fw(i915, PLANE_SEL_FETCH_CTL(pipe, plane->id), 1347 PLANE_SEL_FETCH_CTL_ENABLE); 1348 else 1349 icl_plane_disable_sel_fetch_arm(plane, crtc_state); 1350 } 1351 1352 static void 1353 icl_plane_update_arm(struct intel_plane *plane, 1354 const struct intel_crtc_state *crtc_state, 1355 const struct intel_plane_state *plane_state) 1356 { 1357 struct drm_i915_private *dev_priv = to_i915(plane->base.dev); 1358 enum plane_id plane_id = plane->id; 1359 enum pipe pipe = plane->pipe; 1360 int color_plane = icl_plane_color_plane(plane_state); 1361 u32 plane_ctl; 1362 1363 plane_ctl = plane_state->ctl | 1364 skl_plane_ctl_crtc(crtc_state); 1365 1366 /* 1367 * Enable the scaler before the plane so that we don't 1368 * get a catastrophic underrun even if the two operations 1369 * end up happening in two different frames. 1370 * 1371 * TODO: split into noarm+arm pair 1372 */ 1373 if (plane_state->scaler_id >= 0) 1374 skl_program_plane_scaler(plane, crtc_state, plane_state); 1375 1376 icl_plane_update_sel_fetch_arm(plane, crtc_state, plane_state); 1377 1378 /* 1379 * The control register self-arms if the plane was previously 1380 * disabled. Try to make the plane enable atomic by writing 1381 * the control register just before the surface register. 1382 */ 1383 intel_de_write_fw(dev_priv, PLANE_CTL(pipe, plane_id), plane_ctl); 1384 intel_de_write_fw(dev_priv, PLANE_SURF(pipe, plane_id), 1385 skl_plane_surf(plane_state, color_plane)); 1386 } 1387 1388 static void 1389 skl_plane_async_flip(struct intel_plane *plane, 1390 const struct intel_crtc_state *crtc_state, 1391 const struct intel_plane_state *plane_state, 1392 bool async_flip) 1393 { 1394 struct drm_i915_private *dev_priv = to_i915(plane->base.dev); 1395 enum plane_id plane_id = plane->id; 1396 enum pipe pipe = plane->pipe; 1397 u32 plane_ctl = plane_state->ctl; 1398 1399 plane_ctl |= skl_plane_ctl_crtc(crtc_state); 1400 1401 if (async_flip) 1402 plane_ctl |= PLANE_CTL_ASYNC_FLIP; 1403 1404 intel_de_write_fw(dev_priv, PLANE_CTL(pipe, plane_id), plane_ctl); 1405 intel_de_write_fw(dev_priv, PLANE_SURF(pipe, plane_id), 1406 skl_plane_surf(plane_state, 0)); 1407 } 1408 1409 static bool intel_format_is_p01x(u32 format) 1410 { 1411 switch (format) { 1412 case DRM_FORMAT_P010: 1413 case DRM_FORMAT_P012: 1414 case DRM_FORMAT_P016: 1415 return true; 1416 default: 1417 return false; 1418 } 1419 } 1420 1421 static int skl_plane_check_fb(const struct intel_crtc_state *crtc_state, 1422 const struct intel_plane_state *plane_state) 1423 { 1424 struct intel_plane *plane = to_intel_plane(plane_state->uapi.plane); 1425 struct drm_i915_private *dev_priv = to_i915(plane->base.dev); 1426 const struct drm_framebuffer *fb = plane_state->hw.fb; 1427 unsigned int rotation = plane_state->hw.rotation; 1428 1429 if (!fb) 1430 return 0; 1431 1432 if (rotation & ~(DRM_MODE_ROTATE_0 | DRM_MODE_ROTATE_180) && 1433 intel_fb_is_ccs_modifier(fb->modifier)) { 1434 drm_dbg_kms(&dev_priv->drm, 1435 "RC support only with 0/180 degree rotation (%x)\n", 1436 rotation); 1437 return -EINVAL; 1438 } 1439 1440 if (rotation & DRM_MODE_REFLECT_X && 1441 fb->modifier == DRM_FORMAT_MOD_LINEAR) { 1442 drm_dbg_kms(&dev_priv->drm, 1443 "horizontal flip is not supported with linear surface formats\n"); 1444 return -EINVAL; 1445 } 1446 1447 if (drm_rotation_90_or_270(rotation)) { 1448 if (!intel_fb_supports_90_270_rotation(to_intel_framebuffer(fb))) { 1449 drm_dbg_kms(&dev_priv->drm, 1450 "Y/Yf tiling required for 90/270!\n"); 1451 return -EINVAL; 1452 } 1453 1454 /* 1455 * 90/270 is not allowed with RGB64 16:16:16:16 and 1456 * Indexed 8-bit. RGB 16-bit 5:6:5 is allowed gen11 onwards. 1457 */ 1458 switch (fb->format->format) { 1459 case DRM_FORMAT_RGB565: 1460 if (DISPLAY_VER(dev_priv) >= 11) 1461 break; 1462 fallthrough; 1463 case DRM_FORMAT_C8: 1464 case DRM_FORMAT_XRGB16161616F: 1465 case DRM_FORMAT_XBGR16161616F: 1466 case DRM_FORMAT_ARGB16161616F: 1467 case DRM_FORMAT_ABGR16161616F: 1468 case DRM_FORMAT_Y210: 1469 case DRM_FORMAT_Y212: 1470 case DRM_FORMAT_Y216: 1471 case DRM_FORMAT_XVYU12_16161616: 1472 case DRM_FORMAT_XVYU16161616: 1473 drm_dbg_kms(&dev_priv->drm, 1474 "Unsupported pixel format %p4cc for 90/270!\n", 1475 &fb->format->format); 1476 return -EINVAL; 1477 default: 1478 break; 1479 } 1480 } 1481 1482 /* Y-tiling is not supported in IF-ID Interlace mode */ 1483 if (crtc_state->hw.enable && 1484 crtc_state->hw.adjusted_mode.flags & DRM_MODE_FLAG_INTERLACE && 1485 fb->modifier != DRM_FORMAT_MOD_LINEAR && 1486 fb->modifier != I915_FORMAT_MOD_X_TILED) { 1487 drm_dbg_kms(&dev_priv->drm, 1488 "Y/Yf tiling not supported in IF-ID mode\n"); 1489 return -EINVAL; 1490 } 1491 1492 /* Wa_1606054188:tgl,adl-s */ 1493 if ((IS_ALDERLAKE_S(dev_priv) || IS_TIGERLAKE(dev_priv)) && 1494 plane_state->ckey.flags & I915_SET_COLORKEY_SOURCE && 1495 intel_format_is_p01x(fb->format->format)) { 1496 drm_dbg_kms(&dev_priv->drm, 1497 "Source color keying not supported with P01x formats\n"); 1498 return -EINVAL; 1499 } 1500 1501 return 0; 1502 } 1503 1504 static int skl_plane_check_dst_coordinates(const struct intel_crtc_state *crtc_state, 1505 const struct intel_plane_state *plane_state) 1506 { 1507 struct drm_i915_private *dev_priv = 1508 to_i915(plane_state->uapi.plane->dev); 1509 int crtc_x = plane_state->uapi.dst.x1; 1510 int crtc_w = drm_rect_width(&plane_state->uapi.dst); 1511 int pipe_src_w = drm_rect_width(&crtc_state->pipe_src); 1512 1513 /* 1514 * Display WA #1175: glk 1515 * Planes other than the cursor may cause FIFO underflow and display 1516 * corruption if starting less than 4 pixels from the right edge of 1517 * the screen. 1518 * Besides the above WA fix the similar problem, where planes other 1519 * than the cursor ending less than 4 pixels from the left edge of the 1520 * screen may cause FIFO underflow and display corruption. 1521 */ 1522 if (DISPLAY_VER(dev_priv) == 10 && 1523 (crtc_x + crtc_w < 4 || crtc_x > pipe_src_w - 4)) { 1524 drm_dbg_kms(&dev_priv->drm, 1525 "requested plane X %s position %d invalid (valid range %d-%d)\n", 1526 crtc_x + crtc_w < 4 ? "end" : "start", 1527 crtc_x + crtc_w < 4 ? crtc_x + crtc_w : crtc_x, 1528 4, pipe_src_w - 4); 1529 return -ERANGE; 1530 } 1531 1532 return 0; 1533 } 1534 1535 static int skl_plane_check_nv12_rotation(const struct intel_plane_state *plane_state) 1536 { 1537 struct drm_i915_private *i915 = to_i915(plane_state->uapi.plane->dev); 1538 const struct drm_framebuffer *fb = plane_state->hw.fb; 1539 unsigned int rotation = plane_state->hw.rotation; 1540 int src_w = drm_rect_width(&plane_state->uapi.src) >> 16; 1541 1542 /* Display WA #1106 */ 1543 if (intel_format_info_is_yuv_semiplanar(fb->format, fb->modifier) && 1544 src_w & 3 && 1545 (rotation == DRM_MODE_ROTATE_270 || 1546 rotation == (DRM_MODE_REFLECT_X | DRM_MODE_ROTATE_90))) { 1547 drm_dbg_kms(&i915->drm, "src width must be multiple of 4 for rotated planar YUV\n"); 1548 return -EINVAL; 1549 } 1550 1551 return 0; 1552 } 1553 1554 static int skl_plane_max_scale(struct drm_i915_private *dev_priv, 1555 const struct drm_framebuffer *fb) 1556 { 1557 /* 1558 * We don't yet know the final source width nor 1559 * whether we can use the HQ scaler mode. Assume 1560 * the best case. 1561 * FIXME need to properly check this later. 1562 */ 1563 if (DISPLAY_VER(dev_priv) >= 10 || 1564 !intel_format_info_is_yuv_semiplanar(fb->format, fb->modifier)) 1565 return 0x30000 - 1; 1566 else 1567 return 0x20000 - 1; 1568 } 1569 1570 static int intel_plane_min_width(struct intel_plane *plane, 1571 const struct drm_framebuffer *fb, 1572 int color_plane, 1573 unsigned int rotation) 1574 { 1575 if (plane->min_width) 1576 return plane->min_width(fb, color_plane, rotation); 1577 else 1578 return 1; 1579 } 1580 1581 static int intel_plane_max_width(struct intel_plane *plane, 1582 const struct drm_framebuffer *fb, 1583 int color_plane, 1584 unsigned int rotation) 1585 { 1586 if (plane->max_width) 1587 return plane->max_width(fb, color_plane, rotation); 1588 else 1589 return INT_MAX; 1590 } 1591 1592 static int intel_plane_max_height(struct intel_plane *plane, 1593 const struct drm_framebuffer *fb, 1594 int color_plane, 1595 unsigned int rotation) 1596 { 1597 if (plane->max_height) 1598 return plane->max_height(fb, color_plane, rotation); 1599 else 1600 return INT_MAX; 1601 } 1602 1603 static bool 1604 skl_check_main_ccs_coordinates(struct intel_plane_state *plane_state, 1605 int main_x, int main_y, u32 main_offset, 1606 int ccs_plane) 1607 { 1608 const struct drm_framebuffer *fb = plane_state->hw.fb; 1609 int aux_x = plane_state->view.color_plane[ccs_plane].x; 1610 int aux_y = plane_state->view.color_plane[ccs_plane].y; 1611 u32 aux_offset = plane_state->view.color_plane[ccs_plane].offset; 1612 u32 alignment = intel_surf_alignment(fb, ccs_plane); 1613 int hsub; 1614 int vsub; 1615 1616 intel_fb_plane_get_subsampling(&hsub, &vsub, fb, ccs_plane); 1617 while (aux_offset >= main_offset && aux_y <= main_y) { 1618 int x, y; 1619 1620 if (aux_x == main_x && aux_y == main_y) 1621 break; 1622 1623 if (aux_offset == 0) 1624 break; 1625 1626 x = aux_x / hsub; 1627 y = aux_y / vsub; 1628 aux_offset = intel_plane_adjust_aligned_offset(&x, &y, 1629 plane_state, 1630 ccs_plane, 1631 aux_offset, 1632 aux_offset - 1633 alignment); 1634 aux_x = x * hsub + aux_x % hsub; 1635 aux_y = y * vsub + aux_y % vsub; 1636 } 1637 1638 if (aux_x != main_x || aux_y != main_y) 1639 return false; 1640 1641 plane_state->view.color_plane[ccs_plane].offset = aux_offset; 1642 plane_state->view.color_plane[ccs_plane].x = aux_x; 1643 plane_state->view.color_plane[ccs_plane].y = aux_y; 1644 1645 return true; 1646 } 1647 1648 1649 int skl_calc_main_surface_offset(const struct intel_plane_state *plane_state, 1650 int *x, int *y, u32 *offset) 1651 { 1652 struct intel_plane *plane = to_intel_plane(plane_state->uapi.plane); 1653 struct drm_i915_private *dev_priv = to_i915(plane->base.dev); 1654 const struct drm_framebuffer *fb = plane_state->hw.fb; 1655 const int aux_plane = skl_main_to_aux_plane(fb, 0); 1656 const u32 aux_offset = plane_state->view.color_plane[aux_plane].offset; 1657 const u32 alignment = intel_surf_alignment(fb, 0); 1658 const int w = drm_rect_width(&plane_state->uapi.src) >> 16; 1659 1660 intel_add_fb_offsets(x, y, plane_state, 0); 1661 *offset = intel_plane_compute_aligned_offset(x, y, plane_state, 0); 1662 if (drm_WARN_ON(&dev_priv->drm, alignment && !is_power_of_2(alignment))) 1663 return -EINVAL; 1664 1665 /* 1666 * AUX surface offset is specified as the distance from the 1667 * main surface offset, and it must be non-negative. Make 1668 * sure that is what we will get. 1669 */ 1670 if (aux_plane && *offset > aux_offset) 1671 *offset = intel_plane_adjust_aligned_offset(x, y, plane_state, 0, 1672 *offset, 1673 aux_offset & ~(alignment - 1)); 1674 1675 /* 1676 * When using an X-tiled surface, the plane blows up 1677 * if the x offset + width exceed the stride. 1678 * 1679 * TODO: linear and Y-tiled seem fine, Yf untested, 1680 */ 1681 if (fb->modifier == I915_FORMAT_MOD_X_TILED) { 1682 int cpp = fb->format->cpp[0]; 1683 1684 while ((*x + w) * cpp > plane_state->view.color_plane[0].mapping_stride) { 1685 if (*offset == 0) { 1686 drm_dbg_kms(&dev_priv->drm, 1687 "Unable to find suitable display surface offset due to X-tiling\n"); 1688 return -EINVAL; 1689 } 1690 1691 *offset = intel_plane_adjust_aligned_offset(x, y, plane_state, 0, 1692 *offset, 1693 *offset - alignment); 1694 } 1695 } 1696 1697 return 0; 1698 } 1699 1700 static int skl_check_main_surface(struct intel_plane_state *plane_state) 1701 { 1702 struct intel_plane *plane = to_intel_plane(plane_state->uapi.plane); 1703 struct drm_i915_private *dev_priv = to_i915(plane->base.dev); 1704 const struct drm_framebuffer *fb = plane_state->hw.fb; 1705 const unsigned int rotation = plane_state->hw.rotation; 1706 int x = plane_state->uapi.src.x1 >> 16; 1707 int y = plane_state->uapi.src.y1 >> 16; 1708 const int w = drm_rect_width(&plane_state->uapi.src) >> 16; 1709 const int h = drm_rect_height(&plane_state->uapi.src) >> 16; 1710 const int min_width = intel_plane_min_width(plane, fb, 0, rotation); 1711 const int max_width = intel_plane_max_width(plane, fb, 0, rotation); 1712 const int max_height = intel_plane_max_height(plane, fb, 0, rotation); 1713 const int aux_plane = skl_main_to_aux_plane(fb, 0); 1714 const u32 alignment = intel_surf_alignment(fb, 0); 1715 u32 offset; 1716 int ret; 1717 1718 if (w > max_width || w < min_width || h > max_height || h < 1) { 1719 drm_dbg_kms(&dev_priv->drm, 1720 "requested Y/RGB source size %dx%d outside limits (min: %dx1 max: %dx%d)\n", 1721 w, h, min_width, max_width, max_height); 1722 return -EINVAL; 1723 } 1724 1725 ret = skl_calc_main_surface_offset(plane_state, &x, &y, &offset); 1726 if (ret) 1727 return ret; 1728 1729 /* 1730 * CCS AUX surface doesn't have its own x/y offsets, we must make sure 1731 * they match with the main surface x/y offsets. On DG2 1732 * there's no aux plane on fb so skip this checking. 1733 */ 1734 if (intel_fb_is_ccs_modifier(fb->modifier) && aux_plane) { 1735 while (!skl_check_main_ccs_coordinates(plane_state, x, y, 1736 offset, aux_plane)) { 1737 if (offset == 0) 1738 break; 1739 1740 offset = intel_plane_adjust_aligned_offset(&x, &y, plane_state, 0, 1741 offset, offset - alignment); 1742 } 1743 1744 if (x != plane_state->view.color_plane[aux_plane].x || 1745 y != plane_state->view.color_plane[aux_plane].y) { 1746 drm_dbg_kms(&dev_priv->drm, 1747 "Unable to find suitable display surface offset due to CCS\n"); 1748 return -EINVAL; 1749 } 1750 } 1751 1752 if (DISPLAY_VER(dev_priv) >= 13) 1753 drm_WARN_ON(&dev_priv->drm, x > 65535 || y > 65535); 1754 else 1755 drm_WARN_ON(&dev_priv->drm, x > 8191 || y > 8191); 1756 1757 plane_state->view.color_plane[0].offset = offset; 1758 plane_state->view.color_plane[0].x = x; 1759 plane_state->view.color_plane[0].y = y; 1760 1761 /* 1762 * Put the final coordinates back so that the src 1763 * coordinate checks will see the right values. 1764 */ 1765 drm_rect_translate_to(&plane_state->uapi.src, 1766 x << 16, y << 16); 1767 1768 return 0; 1769 } 1770 1771 static int skl_check_nv12_aux_surface(struct intel_plane_state *plane_state) 1772 { 1773 struct intel_plane *plane = to_intel_plane(plane_state->uapi.plane); 1774 struct drm_i915_private *i915 = to_i915(plane->base.dev); 1775 const struct drm_framebuffer *fb = plane_state->hw.fb; 1776 unsigned int rotation = plane_state->hw.rotation; 1777 int uv_plane = 1; 1778 int ccs_plane = intel_fb_is_ccs_modifier(fb->modifier) ? 1779 skl_main_to_aux_plane(fb, uv_plane) : 0; 1780 int max_width = intel_plane_max_width(plane, fb, uv_plane, rotation); 1781 int max_height = intel_plane_max_height(plane, fb, uv_plane, rotation); 1782 int x = plane_state->uapi.src.x1 >> 17; 1783 int y = plane_state->uapi.src.y1 >> 17; 1784 int w = drm_rect_width(&plane_state->uapi.src) >> 17; 1785 int h = drm_rect_height(&plane_state->uapi.src) >> 17; 1786 u32 offset; 1787 1788 /* FIXME not quite sure how/if these apply to the chroma plane */ 1789 if (w > max_width || h > max_height) { 1790 drm_dbg_kms(&i915->drm, 1791 "CbCr source size %dx%d too big (limit %dx%d)\n", 1792 w, h, max_width, max_height); 1793 return -EINVAL; 1794 } 1795 1796 intel_add_fb_offsets(&x, &y, plane_state, uv_plane); 1797 offset = intel_plane_compute_aligned_offset(&x, &y, 1798 plane_state, uv_plane); 1799 1800 if (ccs_plane) { 1801 u32 aux_offset = plane_state->view.color_plane[ccs_plane].offset; 1802 u32 alignment = intel_surf_alignment(fb, uv_plane); 1803 1804 if (offset > aux_offset) 1805 offset = intel_plane_adjust_aligned_offset(&x, &y, 1806 plane_state, 1807 uv_plane, 1808 offset, 1809 aux_offset & ~(alignment - 1)); 1810 1811 while (!skl_check_main_ccs_coordinates(plane_state, x, y, 1812 offset, ccs_plane)) { 1813 if (offset == 0) 1814 break; 1815 1816 offset = intel_plane_adjust_aligned_offset(&x, &y, 1817 plane_state, 1818 uv_plane, 1819 offset, offset - alignment); 1820 } 1821 1822 if (x != plane_state->view.color_plane[ccs_plane].x || 1823 y != plane_state->view.color_plane[ccs_plane].y) { 1824 drm_dbg_kms(&i915->drm, 1825 "Unable to find suitable display surface offset due to CCS\n"); 1826 return -EINVAL; 1827 } 1828 } 1829 1830 if (DISPLAY_VER(i915) >= 13) 1831 drm_WARN_ON(&i915->drm, x > 65535 || y > 65535); 1832 else 1833 drm_WARN_ON(&i915->drm, x > 8191 || y > 8191); 1834 1835 plane_state->view.color_plane[uv_plane].offset = offset; 1836 plane_state->view.color_plane[uv_plane].x = x; 1837 plane_state->view.color_plane[uv_plane].y = y; 1838 1839 return 0; 1840 } 1841 1842 static int skl_check_ccs_aux_surface(struct intel_plane_state *plane_state) 1843 { 1844 const struct drm_framebuffer *fb = plane_state->hw.fb; 1845 int src_x = plane_state->uapi.src.x1 >> 16; 1846 int src_y = plane_state->uapi.src.y1 >> 16; 1847 u32 offset; 1848 int ccs_plane; 1849 1850 for (ccs_plane = 0; ccs_plane < fb->format->num_planes; ccs_plane++) { 1851 int main_hsub, main_vsub; 1852 int hsub, vsub; 1853 int x, y; 1854 1855 if (!intel_fb_is_ccs_aux_plane(fb, ccs_plane)) 1856 continue; 1857 1858 intel_fb_plane_get_subsampling(&main_hsub, &main_vsub, fb, 1859 skl_ccs_to_main_plane(fb, ccs_plane)); 1860 intel_fb_plane_get_subsampling(&hsub, &vsub, fb, ccs_plane); 1861 1862 hsub *= main_hsub; 1863 vsub *= main_vsub; 1864 x = src_x / hsub; 1865 y = src_y / vsub; 1866 1867 intel_add_fb_offsets(&x, &y, plane_state, ccs_plane); 1868 1869 offset = intel_plane_compute_aligned_offset(&x, &y, 1870 plane_state, 1871 ccs_plane); 1872 1873 plane_state->view.color_plane[ccs_plane].offset = offset; 1874 plane_state->view.color_plane[ccs_plane].x = (x * hsub + src_x % hsub) / main_hsub; 1875 plane_state->view.color_plane[ccs_plane].y = (y * vsub + src_y % vsub) / main_vsub; 1876 } 1877 1878 return 0; 1879 } 1880 1881 static int skl_check_plane_surface(struct intel_plane_state *plane_state) 1882 { 1883 const struct drm_framebuffer *fb = plane_state->hw.fb; 1884 int ret; 1885 1886 ret = intel_plane_compute_gtt(plane_state); 1887 if (ret) 1888 return ret; 1889 1890 if (!plane_state->uapi.visible) 1891 return 0; 1892 1893 /* 1894 * Handle the AUX surface first since the main surface setup depends on 1895 * it. 1896 */ 1897 if (intel_fb_is_ccs_modifier(fb->modifier)) { 1898 ret = skl_check_ccs_aux_surface(plane_state); 1899 if (ret) 1900 return ret; 1901 } 1902 1903 if (intel_format_info_is_yuv_semiplanar(fb->format, 1904 fb->modifier)) { 1905 ret = skl_check_nv12_aux_surface(plane_state); 1906 if (ret) 1907 return ret; 1908 } 1909 1910 ret = skl_check_main_surface(plane_state); 1911 if (ret) 1912 return ret; 1913 1914 return 0; 1915 } 1916 1917 static bool skl_fb_scalable(const struct drm_framebuffer *fb) 1918 { 1919 if (!fb) 1920 return false; 1921 1922 switch (fb->format->format) { 1923 case DRM_FORMAT_C8: 1924 return false; 1925 case DRM_FORMAT_XRGB16161616F: 1926 case DRM_FORMAT_ARGB16161616F: 1927 case DRM_FORMAT_XBGR16161616F: 1928 case DRM_FORMAT_ABGR16161616F: 1929 return DISPLAY_VER(to_i915(fb->dev)) >= 11; 1930 default: 1931 return true; 1932 } 1933 } 1934 1935 static void check_protection(struct intel_plane_state *plane_state) 1936 { 1937 struct intel_plane *plane = to_intel_plane(plane_state->uapi.plane); 1938 struct drm_i915_private *i915 = to_i915(plane->base.dev); 1939 const struct drm_framebuffer *fb = plane_state->hw.fb; 1940 struct drm_i915_gem_object *obj = intel_fb_obj(fb); 1941 1942 if (DISPLAY_VER(i915) < 11) 1943 return; 1944 1945 plane_state->decrypt = intel_pxp_key_check(i915->pxp, obj, false) == 0; 1946 plane_state->force_black = i915_gem_object_is_protected(obj) && 1947 !plane_state->decrypt; 1948 } 1949 1950 static int skl_plane_check(struct intel_crtc_state *crtc_state, 1951 struct intel_plane_state *plane_state) 1952 { 1953 struct intel_plane *plane = to_intel_plane(plane_state->uapi.plane); 1954 struct drm_i915_private *dev_priv = to_i915(plane->base.dev); 1955 const struct drm_framebuffer *fb = plane_state->hw.fb; 1956 int min_scale = DRM_PLANE_NO_SCALING; 1957 int max_scale = DRM_PLANE_NO_SCALING; 1958 int ret; 1959 1960 ret = skl_plane_check_fb(crtc_state, plane_state); 1961 if (ret) 1962 return ret; 1963 1964 /* use scaler when colorkey is not required */ 1965 if (!plane_state->ckey.flags && skl_fb_scalable(fb)) { 1966 min_scale = 1; 1967 max_scale = skl_plane_max_scale(dev_priv, fb); 1968 } 1969 1970 ret = intel_atomic_plane_check_clipping(plane_state, crtc_state, 1971 min_scale, max_scale, true); 1972 if (ret) 1973 return ret; 1974 1975 ret = skl_check_plane_surface(plane_state); 1976 if (ret) 1977 return ret; 1978 1979 if (!plane_state->uapi.visible) 1980 return 0; 1981 1982 ret = skl_plane_check_dst_coordinates(crtc_state, plane_state); 1983 if (ret) 1984 return ret; 1985 1986 ret = intel_plane_check_src_coordinates(plane_state); 1987 if (ret) 1988 return ret; 1989 1990 ret = skl_plane_check_nv12_rotation(plane_state); 1991 if (ret) 1992 return ret; 1993 1994 check_protection(plane_state); 1995 1996 /* HW only has 8 bits pixel precision, disable plane if invisible */ 1997 if (!(plane_state->hw.alpha >> 8)) 1998 plane_state->uapi.visible = false; 1999 2000 plane_state->ctl = skl_plane_ctl(crtc_state, plane_state); 2001 2002 if (DISPLAY_VER(dev_priv) >= 10) 2003 plane_state->color_ctl = glk_plane_color_ctl(crtc_state, 2004 plane_state); 2005 2006 if (intel_format_info_is_yuv_semiplanar(fb->format, fb->modifier) && 2007 icl_is_hdr_plane(dev_priv, plane->id)) 2008 /* Enable and use MPEG-2 chroma siting */ 2009 plane_state->cus_ctl = PLANE_CUS_ENABLE | 2010 PLANE_CUS_HPHASE_0 | 2011 PLANE_CUS_VPHASE_SIGN_NEGATIVE | PLANE_CUS_VPHASE_0_25; 2012 else 2013 plane_state->cus_ctl = 0; 2014 2015 return 0; 2016 } 2017 2018 static enum intel_fbc_id skl_fbc_id_for_pipe(enum pipe pipe) 2019 { 2020 return pipe - PIPE_A + INTEL_FBC_A; 2021 } 2022 2023 static bool skl_plane_has_fbc(struct drm_i915_private *i915, 2024 enum intel_fbc_id fbc_id, enum plane_id plane_id) 2025 { 2026 if ((DISPLAY_RUNTIME_INFO(i915)->fbc_mask & BIT(fbc_id)) == 0) 2027 return false; 2028 2029 if (DISPLAY_VER(i915) >= 20) 2030 return icl_is_hdr_plane(i915, plane_id); 2031 else 2032 return plane_id == PLANE_PRIMARY; 2033 } 2034 2035 static struct intel_fbc *skl_plane_fbc(struct drm_i915_private *dev_priv, 2036 enum pipe pipe, enum plane_id plane_id) 2037 { 2038 enum intel_fbc_id fbc_id = skl_fbc_id_for_pipe(pipe); 2039 2040 if (skl_plane_has_fbc(dev_priv, fbc_id, plane_id)) 2041 return dev_priv->display.fbc[fbc_id]; 2042 else 2043 return NULL; 2044 } 2045 2046 static bool skl_plane_has_planar(struct drm_i915_private *dev_priv, 2047 enum pipe pipe, enum plane_id plane_id) 2048 { 2049 /* Display WA #0870: skl, bxt */ 2050 if (IS_SKYLAKE(dev_priv) || IS_BROXTON(dev_priv)) 2051 return false; 2052 2053 if (DISPLAY_VER(dev_priv) == 9 && pipe == PIPE_C) 2054 return false; 2055 2056 if (plane_id != PLANE_PRIMARY && plane_id != PLANE_SPRITE0) 2057 return false; 2058 2059 return true; 2060 } 2061 2062 static const u32 *skl_get_plane_formats(struct drm_i915_private *dev_priv, 2063 enum pipe pipe, enum plane_id plane_id, 2064 int *num_formats) 2065 { 2066 if (skl_plane_has_planar(dev_priv, pipe, plane_id)) { 2067 *num_formats = ARRAY_SIZE(skl_planar_formats); 2068 return skl_planar_formats; 2069 } else { 2070 *num_formats = ARRAY_SIZE(skl_plane_formats); 2071 return skl_plane_formats; 2072 } 2073 } 2074 2075 static const u32 *glk_get_plane_formats(struct drm_i915_private *dev_priv, 2076 enum pipe pipe, enum plane_id plane_id, 2077 int *num_formats) 2078 { 2079 if (skl_plane_has_planar(dev_priv, pipe, plane_id)) { 2080 *num_formats = ARRAY_SIZE(glk_planar_formats); 2081 return glk_planar_formats; 2082 } else { 2083 *num_formats = ARRAY_SIZE(skl_plane_formats); 2084 return skl_plane_formats; 2085 } 2086 } 2087 2088 static const u32 *icl_get_plane_formats(struct drm_i915_private *dev_priv, 2089 enum pipe pipe, enum plane_id plane_id, 2090 int *num_formats) 2091 { 2092 if (icl_is_hdr_plane(dev_priv, plane_id)) { 2093 *num_formats = ARRAY_SIZE(icl_hdr_plane_formats); 2094 return icl_hdr_plane_formats; 2095 } else if (icl_is_nv12_y_plane(dev_priv, plane_id)) { 2096 *num_formats = ARRAY_SIZE(icl_sdr_y_plane_formats); 2097 return icl_sdr_y_plane_formats; 2098 } else { 2099 *num_formats = ARRAY_SIZE(icl_sdr_uv_plane_formats); 2100 return icl_sdr_uv_plane_formats; 2101 } 2102 } 2103 2104 static bool skl_plane_format_mod_supported(struct drm_plane *_plane, 2105 u32 format, u64 modifier) 2106 { 2107 struct intel_plane *plane = to_intel_plane(_plane); 2108 2109 if (!intel_fb_plane_supports_modifier(plane, modifier)) 2110 return false; 2111 2112 switch (format) { 2113 case DRM_FORMAT_XRGB8888: 2114 case DRM_FORMAT_XBGR8888: 2115 case DRM_FORMAT_ARGB8888: 2116 case DRM_FORMAT_ABGR8888: 2117 if (intel_fb_is_ccs_modifier(modifier)) 2118 return true; 2119 fallthrough; 2120 case DRM_FORMAT_RGB565: 2121 case DRM_FORMAT_XRGB2101010: 2122 case DRM_FORMAT_XBGR2101010: 2123 case DRM_FORMAT_ARGB2101010: 2124 case DRM_FORMAT_ABGR2101010: 2125 case DRM_FORMAT_YUYV: 2126 case DRM_FORMAT_YVYU: 2127 case DRM_FORMAT_UYVY: 2128 case DRM_FORMAT_VYUY: 2129 case DRM_FORMAT_NV12: 2130 case DRM_FORMAT_XYUV8888: 2131 case DRM_FORMAT_P010: 2132 case DRM_FORMAT_P012: 2133 case DRM_FORMAT_P016: 2134 case DRM_FORMAT_XVYU2101010: 2135 if (modifier == I915_FORMAT_MOD_Yf_TILED) 2136 return true; 2137 fallthrough; 2138 case DRM_FORMAT_C8: 2139 case DRM_FORMAT_XBGR16161616F: 2140 case DRM_FORMAT_ABGR16161616F: 2141 case DRM_FORMAT_XRGB16161616F: 2142 case DRM_FORMAT_ARGB16161616F: 2143 case DRM_FORMAT_Y210: 2144 case DRM_FORMAT_Y212: 2145 case DRM_FORMAT_Y216: 2146 case DRM_FORMAT_XVYU12_16161616: 2147 case DRM_FORMAT_XVYU16161616: 2148 if (modifier == DRM_FORMAT_MOD_LINEAR || 2149 modifier == I915_FORMAT_MOD_X_TILED || 2150 modifier == I915_FORMAT_MOD_Y_TILED) 2151 return true; 2152 fallthrough; 2153 default: 2154 return false; 2155 } 2156 } 2157 2158 static bool gen12_plane_format_mod_supported(struct drm_plane *_plane, 2159 u32 format, u64 modifier) 2160 { 2161 struct intel_plane *plane = to_intel_plane(_plane); 2162 2163 if (!intel_fb_plane_supports_modifier(plane, modifier)) 2164 return false; 2165 2166 switch (format) { 2167 case DRM_FORMAT_XRGB8888: 2168 case DRM_FORMAT_XBGR8888: 2169 case DRM_FORMAT_ARGB8888: 2170 case DRM_FORMAT_ABGR8888: 2171 if (intel_fb_is_ccs_modifier(modifier)) 2172 return true; 2173 fallthrough; 2174 case DRM_FORMAT_YUYV: 2175 case DRM_FORMAT_YVYU: 2176 case DRM_FORMAT_UYVY: 2177 case DRM_FORMAT_VYUY: 2178 case DRM_FORMAT_NV12: 2179 case DRM_FORMAT_XYUV8888: 2180 case DRM_FORMAT_P010: 2181 case DRM_FORMAT_P012: 2182 case DRM_FORMAT_P016: 2183 if (intel_fb_is_mc_ccs_modifier(modifier)) 2184 return true; 2185 fallthrough; 2186 case DRM_FORMAT_RGB565: 2187 case DRM_FORMAT_XRGB2101010: 2188 case DRM_FORMAT_XBGR2101010: 2189 case DRM_FORMAT_ARGB2101010: 2190 case DRM_FORMAT_ABGR2101010: 2191 case DRM_FORMAT_XVYU2101010: 2192 case DRM_FORMAT_C8: 2193 case DRM_FORMAT_XBGR16161616F: 2194 case DRM_FORMAT_ABGR16161616F: 2195 case DRM_FORMAT_XRGB16161616F: 2196 case DRM_FORMAT_ARGB16161616F: 2197 case DRM_FORMAT_Y210: 2198 case DRM_FORMAT_Y212: 2199 case DRM_FORMAT_Y216: 2200 case DRM_FORMAT_XVYU12_16161616: 2201 case DRM_FORMAT_XVYU16161616: 2202 if (!intel_fb_is_ccs_modifier(modifier)) 2203 return true; 2204 fallthrough; 2205 default: 2206 return false; 2207 } 2208 } 2209 2210 static const struct drm_plane_funcs skl_plane_funcs = { 2211 .update_plane = drm_atomic_helper_update_plane, 2212 .disable_plane = drm_atomic_helper_disable_plane, 2213 .destroy = intel_plane_destroy, 2214 .atomic_duplicate_state = intel_plane_duplicate_state, 2215 .atomic_destroy_state = intel_plane_destroy_state, 2216 .format_mod_supported = skl_plane_format_mod_supported, 2217 }; 2218 2219 static const struct drm_plane_funcs gen12_plane_funcs = { 2220 .update_plane = drm_atomic_helper_update_plane, 2221 .disable_plane = drm_atomic_helper_disable_plane, 2222 .destroy = intel_plane_destroy, 2223 .atomic_duplicate_state = intel_plane_duplicate_state, 2224 .atomic_destroy_state = intel_plane_destroy_state, 2225 .format_mod_supported = gen12_plane_format_mod_supported, 2226 }; 2227 2228 static void 2229 skl_plane_enable_flip_done(struct intel_plane *plane) 2230 { 2231 struct drm_i915_private *i915 = to_i915(plane->base.dev); 2232 enum pipe pipe = plane->pipe; 2233 2234 spin_lock_irq(&i915->irq_lock); 2235 bdw_enable_pipe_irq(i915, pipe, GEN9_PIPE_PLANE_FLIP_DONE(plane->id)); 2236 spin_unlock_irq(&i915->irq_lock); 2237 } 2238 2239 static void 2240 skl_plane_disable_flip_done(struct intel_plane *plane) 2241 { 2242 struct drm_i915_private *i915 = to_i915(plane->base.dev); 2243 enum pipe pipe = plane->pipe; 2244 2245 spin_lock_irq(&i915->irq_lock); 2246 bdw_disable_pipe_irq(i915, pipe, GEN9_PIPE_PLANE_FLIP_DONE(plane->id)); 2247 spin_unlock_irq(&i915->irq_lock); 2248 } 2249 2250 static bool skl_plane_has_rc_ccs(struct drm_i915_private *i915, 2251 enum pipe pipe, enum plane_id plane_id) 2252 { 2253 /* Wa_22011186057 */ 2254 if (IS_ALDERLAKE_P(i915) && IS_DISPLAY_STEP(i915, STEP_A0, STEP_B0)) 2255 return false; 2256 2257 if (DISPLAY_VER(i915) >= 11) 2258 return true; 2259 2260 if (IS_GEMINILAKE(i915)) 2261 return pipe != PIPE_C; 2262 2263 return pipe != PIPE_C && 2264 (plane_id == PLANE_PRIMARY || 2265 plane_id == PLANE_SPRITE0); 2266 } 2267 2268 static bool gen12_plane_has_mc_ccs(struct drm_i915_private *i915, 2269 enum plane_id plane_id) 2270 { 2271 if (DISPLAY_VER(i915) < 12) 2272 return false; 2273 2274 /* Wa_14010477008 */ 2275 if (IS_DG1(i915) || IS_ROCKETLAKE(i915) || 2276 (IS_TIGERLAKE(i915) && IS_DISPLAY_STEP(i915, STEP_A0, STEP_D0))) 2277 return false; 2278 2279 /* Wa_22011186057 */ 2280 if (IS_ALDERLAKE_P(i915) && IS_DISPLAY_STEP(i915, STEP_A0, STEP_B0)) 2281 return false; 2282 2283 return plane_id < PLANE_SPRITE4; 2284 } 2285 2286 static u8 skl_get_plane_caps(struct drm_i915_private *i915, 2287 enum pipe pipe, enum plane_id plane_id) 2288 { 2289 u8 caps = INTEL_PLANE_CAP_TILING_X; 2290 2291 if (DISPLAY_VER(i915) < 13 || IS_ALDERLAKE_P(i915)) 2292 caps |= INTEL_PLANE_CAP_TILING_Y; 2293 if (DISPLAY_VER(i915) < 12) 2294 caps |= INTEL_PLANE_CAP_TILING_Yf; 2295 if (HAS_4TILE(i915)) 2296 caps |= INTEL_PLANE_CAP_TILING_4; 2297 2298 if (!IS_ENABLED(I915) && !HAS_FLAT_CCS(i915)) 2299 return caps; 2300 2301 if (skl_plane_has_rc_ccs(i915, pipe, plane_id)) { 2302 caps |= INTEL_PLANE_CAP_CCS_RC; 2303 if (DISPLAY_VER(i915) >= 12) 2304 caps |= INTEL_PLANE_CAP_CCS_RC_CC; 2305 } 2306 2307 if (gen12_plane_has_mc_ccs(i915, plane_id)) 2308 caps |= INTEL_PLANE_CAP_CCS_MC; 2309 2310 return caps; 2311 } 2312 2313 struct intel_plane * 2314 skl_universal_plane_create(struct drm_i915_private *dev_priv, 2315 enum pipe pipe, enum plane_id plane_id) 2316 { 2317 const struct drm_plane_funcs *plane_funcs; 2318 struct intel_plane *plane; 2319 enum drm_plane_type plane_type; 2320 unsigned int supported_rotations; 2321 unsigned int supported_csc; 2322 const u64 *modifiers; 2323 const u32 *formats; 2324 int num_formats; 2325 int ret; 2326 2327 plane = intel_plane_alloc(); 2328 if (IS_ERR(plane)) 2329 return plane; 2330 2331 plane->pipe = pipe; 2332 plane->id = plane_id; 2333 plane->frontbuffer_bit = INTEL_FRONTBUFFER(pipe, plane_id); 2334 2335 intel_fbc_add_plane(skl_plane_fbc(dev_priv, pipe, plane_id), plane); 2336 2337 if (DISPLAY_VER(dev_priv) >= 11) { 2338 plane->min_width = icl_plane_min_width; 2339 if (icl_is_hdr_plane(dev_priv, plane_id)) 2340 plane->max_width = icl_hdr_plane_max_width; 2341 else 2342 plane->max_width = icl_sdr_plane_max_width; 2343 plane->max_height = icl_plane_max_height; 2344 plane->min_cdclk = icl_plane_min_cdclk; 2345 } else if (DISPLAY_VER(dev_priv) >= 10) { 2346 plane->max_width = glk_plane_max_width; 2347 plane->max_height = skl_plane_max_height; 2348 plane->min_cdclk = glk_plane_min_cdclk; 2349 } else { 2350 plane->max_width = skl_plane_max_width; 2351 plane->max_height = skl_plane_max_height; 2352 plane->min_cdclk = skl_plane_min_cdclk; 2353 } 2354 2355 plane->max_stride = skl_plane_max_stride; 2356 if (DISPLAY_VER(dev_priv) >= 11) { 2357 plane->update_noarm = icl_plane_update_noarm; 2358 plane->update_arm = icl_plane_update_arm; 2359 plane->disable_arm = icl_plane_disable_arm; 2360 } else { 2361 plane->update_noarm = skl_plane_update_noarm; 2362 plane->update_arm = skl_plane_update_arm; 2363 plane->disable_arm = skl_plane_disable_arm; 2364 } 2365 plane->get_hw_state = skl_plane_get_hw_state; 2366 plane->check_plane = skl_plane_check; 2367 2368 if (plane_id == PLANE_PRIMARY) { 2369 plane->need_async_flip_disable_wa = IS_DISPLAY_VER(dev_priv, 2370 9, 10); 2371 plane->async_flip = skl_plane_async_flip; 2372 plane->enable_flip_done = skl_plane_enable_flip_done; 2373 plane->disable_flip_done = skl_plane_disable_flip_done; 2374 } 2375 2376 if (DISPLAY_VER(dev_priv) >= 11) 2377 formats = icl_get_plane_formats(dev_priv, pipe, 2378 plane_id, &num_formats); 2379 else if (DISPLAY_VER(dev_priv) >= 10) 2380 formats = glk_get_plane_formats(dev_priv, pipe, 2381 plane_id, &num_formats); 2382 else 2383 formats = skl_get_plane_formats(dev_priv, pipe, 2384 plane_id, &num_formats); 2385 2386 if (DISPLAY_VER(dev_priv) >= 12) 2387 plane_funcs = &gen12_plane_funcs; 2388 else 2389 plane_funcs = &skl_plane_funcs; 2390 2391 if (plane_id == PLANE_PRIMARY) 2392 plane_type = DRM_PLANE_TYPE_PRIMARY; 2393 else 2394 plane_type = DRM_PLANE_TYPE_OVERLAY; 2395 2396 modifiers = intel_fb_plane_get_modifiers(dev_priv, 2397 skl_get_plane_caps(dev_priv, pipe, plane_id)); 2398 2399 ret = drm_universal_plane_init(&dev_priv->drm, &plane->base, 2400 0, plane_funcs, 2401 formats, num_formats, modifiers, 2402 plane_type, 2403 "plane %d%c", plane_id + 1, 2404 pipe_name(pipe)); 2405 2406 kfree(modifiers); 2407 2408 if (ret) 2409 goto fail; 2410 2411 if (DISPLAY_VER(dev_priv) >= 13) 2412 supported_rotations = DRM_MODE_ROTATE_0 | DRM_MODE_ROTATE_180; 2413 else 2414 supported_rotations = 2415 DRM_MODE_ROTATE_0 | DRM_MODE_ROTATE_90 | 2416 DRM_MODE_ROTATE_180 | DRM_MODE_ROTATE_270; 2417 2418 if (DISPLAY_VER(dev_priv) >= 11) 2419 supported_rotations |= DRM_MODE_REFLECT_X; 2420 2421 drm_plane_create_rotation_property(&plane->base, 2422 DRM_MODE_ROTATE_0, 2423 supported_rotations); 2424 2425 supported_csc = BIT(DRM_COLOR_YCBCR_BT601) | BIT(DRM_COLOR_YCBCR_BT709); 2426 2427 if (DISPLAY_VER(dev_priv) >= 10) 2428 supported_csc |= BIT(DRM_COLOR_YCBCR_BT2020); 2429 2430 drm_plane_create_color_properties(&plane->base, 2431 supported_csc, 2432 BIT(DRM_COLOR_YCBCR_LIMITED_RANGE) | 2433 BIT(DRM_COLOR_YCBCR_FULL_RANGE), 2434 DRM_COLOR_YCBCR_BT709, 2435 DRM_COLOR_YCBCR_LIMITED_RANGE); 2436 2437 drm_plane_create_alpha_property(&plane->base); 2438 drm_plane_create_blend_mode_property(&plane->base, 2439 BIT(DRM_MODE_BLEND_PIXEL_NONE) | 2440 BIT(DRM_MODE_BLEND_PREMULTI) | 2441 BIT(DRM_MODE_BLEND_COVERAGE)); 2442 2443 drm_plane_create_zpos_immutable_property(&plane->base, plane_id); 2444 2445 if (DISPLAY_VER(dev_priv) >= 12) 2446 drm_plane_enable_fb_damage_clips(&plane->base); 2447 2448 if (DISPLAY_VER(dev_priv) >= 11) 2449 drm_plane_create_scaling_filter_property(&plane->base, 2450 BIT(DRM_SCALING_FILTER_DEFAULT) | 2451 BIT(DRM_SCALING_FILTER_NEAREST_NEIGHBOR)); 2452 2453 intel_plane_helper_add(plane); 2454 2455 return plane; 2456 2457 fail: 2458 intel_plane_free(plane); 2459 2460 return ERR_PTR(ret); 2461 } 2462 2463 void 2464 skl_get_initial_plane_config(struct intel_crtc *crtc, 2465 struct intel_initial_plane_config *plane_config) 2466 { 2467 struct intel_crtc_state *crtc_state = to_intel_crtc_state(crtc->base.state); 2468 struct drm_device *dev = crtc->base.dev; 2469 struct drm_i915_private *dev_priv = to_i915(dev); 2470 struct intel_plane *plane = to_intel_plane(crtc->base.primary); 2471 enum plane_id plane_id = plane->id; 2472 enum pipe pipe; 2473 u32 val, base, offset, stride_mult, tiling, alpha; 2474 int fourcc, pixel_format; 2475 unsigned int aligned_height; 2476 struct drm_framebuffer *fb; 2477 struct intel_framebuffer *intel_fb; 2478 static_assert(PLANE_CTL_TILED_YF == PLANE_CTL_TILED_4); 2479 2480 if (!plane->get_hw_state(plane, &pipe)) 2481 return; 2482 2483 drm_WARN_ON(dev, pipe != crtc->pipe); 2484 2485 if (crtc_state->bigjoiner_pipes) { 2486 drm_dbg_kms(&dev_priv->drm, 2487 "Unsupported bigjoiner configuration for initial FB\n"); 2488 return; 2489 } 2490 2491 intel_fb = kzalloc(sizeof(*intel_fb), GFP_KERNEL); 2492 if (!intel_fb) { 2493 drm_dbg_kms(&dev_priv->drm, "failed to alloc fb\n"); 2494 return; 2495 } 2496 2497 fb = &intel_fb->base; 2498 2499 fb->dev = dev; 2500 2501 val = intel_de_read(dev_priv, PLANE_CTL(pipe, plane_id)); 2502 2503 if (DISPLAY_VER(dev_priv) >= 11) 2504 pixel_format = val & PLANE_CTL_FORMAT_MASK_ICL; 2505 else 2506 pixel_format = val & PLANE_CTL_FORMAT_MASK_SKL; 2507 2508 if (DISPLAY_VER(dev_priv) >= 10) { 2509 u32 color_ctl; 2510 2511 color_ctl = intel_de_read(dev_priv, PLANE_COLOR_CTL(pipe, plane_id)); 2512 alpha = REG_FIELD_GET(PLANE_COLOR_ALPHA_MASK, color_ctl); 2513 } else { 2514 alpha = REG_FIELD_GET(PLANE_CTL_ALPHA_MASK, val); 2515 } 2516 2517 fourcc = skl_format_to_fourcc(pixel_format, 2518 val & PLANE_CTL_ORDER_RGBX, alpha); 2519 fb->format = drm_format_info(fourcc); 2520 2521 tiling = val & PLANE_CTL_TILED_MASK; 2522 switch (tiling) { 2523 case PLANE_CTL_TILED_LINEAR: 2524 fb->modifier = DRM_FORMAT_MOD_LINEAR; 2525 break; 2526 case PLANE_CTL_TILED_X: 2527 plane_config->tiling = I915_TILING_X; 2528 fb->modifier = I915_FORMAT_MOD_X_TILED; 2529 break; 2530 case PLANE_CTL_TILED_Y: 2531 plane_config->tiling = I915_TILING_Y; 2532 if (val & PLANE_CTL_RENDER_DECOMPRESSION_ENABLE) 2533 if (DISPLAY_VER(dev_priv) >= 14) 2534 fb->modifier = I915_FORMAT_MOD_4_TILED_MTL_RC_CCS; 2535 else if (DISPLAY_VER(dev_priv) >= 12) 2536 fb->modifier = I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS; 2537 else 2538 fb->modifier = I915_FORMAT_MOD_Y_TILED_CCS; 2539 else if (val & PLANE_CTL_MEDIA_DECOMPRESSION_ENABLE) 2540 if (DISPLAY_VER(dev_priv) >= 14) 2541 fb->modifier = I915_FORMAT_MOD_4_TILED_MTL_MC_CCS; 2542 else 2543 fb->modifier = I915_FORMAT_MOD_Y_TILED_GEN12_MC_CCS; 2544 else 2545 fb->modifier = I915_FORMAT_MOD_Y_TILED; 2546 break; 2547 case PLANE_CTL_TILED_YF: /* aka PLANE_CTL_TILED_4 on XE_LPD+ */ 2548 if (HAS_4TILE(dev_priv)) { 2549 u32 rc_mask = PLANE_CTL_RENDER_DECOMPRESSION_ENABLE | 2550 PLANE_CTL_CLEAR_COLOR_DISABLE; 2551 2552 if ((val & rc_mask) == rc_mask) 2553 fb->modifier = I915_FORMAT_MOD_4_TILED_DG2_RC_CCS; 2554 else if (val & PLANE_CTL_MEDIA_DECOMPRESSION_ENABLE) 2555 fb->modifier = I915_FORMAT_MOD_4_TILED_DG2_MC_CCS; 2556 else if (val & PLANE_CTL_RENDER_DECOMPRESSION_ENABLE) 2557 fb->modifier = I915_FORMAT_MOD_4_TILED_DG2_RC_CCS_CC; 2558 else 2559 fb->modifier = I915_FORMAT_MOD_4_TILED; 2560 } else { 2561 if (val & PLANE_CTL_RENDER_DECOMPRESSION_ENABLE) 2562 fb->modifier = I915_FORMAT_MOD_Yf_TILED_CCS; 2563 else 2564 fb->modifier = I915_FORMAT_MOD_Yf_TILED; 2565 } 2566 break; 2567 default: 2568 MISSING_CASE(tiling); 2569 goto error; 2570 } 2571 2572 if (!dev_priv->display.params.enable_dpt && 2573 intel_fb_modifier_uses_dpt(dev_priv, fb->modifier)) { 2574 drm_dbg_kms(&dev_priv->drm, "DPT disabled, skipping initial FB\n"); 2575 goto error; 2576 } 2577 2578 /* 2579 * DRM_MODE_ROTATE_ is counter clockwise to stay compatible with Xrandr 2580 * while i915 HW rotation is clockwise, thats why this swapping. 2581 */ 2582 switch (val & PLANE_CTL_ROTATE_MASK) { 2583 case PLANE_CTL_ROTATE_0: 2584 plane_config->rotation = DRM_MODE_ROTATE_0; 2585 break; 2586 case PLANE_CTL_ROTATE_90: 2587 plane_config->rotation = DRM_MODE_ROTATE_270; 2588 break; 2589 case PLANE_CTL_ROTATE_180: 2590 plane_config->rotation = DRM_MODE_ROTATE_180; 2591 break; 2592 case PLANE_CTL_ROTATE_270: 2593 plane_config->rotation = DRM_MODE_ROTATE_90; 2594 break; 2595 } 2596 2597 if (DISPLAY_VER(dev_priv) >= 11 && val & PLANE_CTL_FLIP_HORIZONTAL) 2598 plane_config->rotation |= DRM_MODE_REFLECT_X; 2599 2600 /* 90/270 degree rotation would require extra work */ 2601 if (drm_rotation_90_or_270(plane_config->rotation)) 2602 goto error; 2603 2604 base = intel_de_read(dev_priv, PLANE_SURF(pipe, plane_id)) & PLANE_SURF_ADDR_MASK; 2605 plane_config->base = base; 2606 2607 offset = intel_de_read(dev_priv, PLANE_OFFSET(pipe, plane_id)); 2608 drm_WARN_ON(&dev_priv->drm, offset != 0); 2609 2610 val = intel_de_read(dev_priv, PLANE_SIZE(pipe, plane_id)); 2611 fb->height = REG_FIELD_GET(PLANE_HEIGHT_MASK, val) + 1; 2612 fb->width = REG_FIELD_GET(PLANE_WIDTH_MASK, val) + 1; 2613 2614 val = intel_de_read(dev_priv, PLANE_STRIDE(pipe, plane_id)); 2615 stride_mult = skl_plane_stride_mult(fb, 0, DRM_MODE_ROTATE_0); 2616 2617 fb->pitches[0] = REG_FIELD_GET(PLANE_STRIDE__MASK, val) * stride_mult; 2618 2619 aligned_height = intel_fb_align_height(fb, 0, fb->height); 2620 2621 plane_config->size = fb->pitches[0] * aligned_height; 2622 2623 drm_dbg_kms(&dev_priv->drm, 2624 "%s/%s with fb: size=%dx%d@%d, offset=%x, pitch %d, size 0x%x\n", 2625 crtc->base.name, plane->base.name, fb->width, fb->height, 2626 fb->format->cpp[0] * 8, base, fb->pitches[0], 2627 plane_config->size); 2628 2629 plane_config->fb = intel_fb; 2630 return; 2631 2632 error: 2633 kfree(intel_fb); 2634 } 2635 2636 bool skl_fixup_initial_plane_config(struct intel_crtc *crtc, 2637 const struct intel_initial_plane_config *plane_config) 2638 { 2639 struct drm_i915_private *i915 = to_i915(crtc->base.dev); 2640 struct intel_plane *plane = to_intel_plane(crtc->base.primary); 2641 const struct intel_plane_state *plane_state = 2642 to_intel_plane_state(plane->base.state); 2643 enum plane_id plane_id = plane->id; 2644 enum pipe pipe = crtc->pipe; 2645 u32 base; 2646 2647 if (!plane_state->uapi.visible) 2648 return false; 2649 2650 base = intel_plane_ggtt_offset(plane_state); 2651 2652 /* 2653 * We may have moved the surface to a different 2654 * part of ggtt, make the plane aware of that. 2655 */ 2656 if (plane_config->base == base) 2657 return false; 2658 2659 intel_de_write(i915, PLANE_SURF(pipe, plane_id), base); 2660 2661 return true; 2662 } 2663