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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 | /* * Copyright 2018 Red Hat Inc. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR * OTHER DEALINGS IN THE SOFTWARE. */ #include "wndw.h" #include "wimm.h" #include <nvif/class.h> #include <nvif/cl0002.h> #include <drm/drm_atomic_helper.h> #include "nouveau_bo.h" static void nv50_wndw_ctxdma_del(struct nv50_wndw_ctxdma *ctxdma) { nvif_object_fini(&ctxdma->object); list_del(&ctxdma->head); kfree(ctxdma); } static struct nv50_wndw_ctxdma * nv50_wndw_ctxdma_new(struct nv50_wndw *wndw, struct nouveau_framebuffer *fb) { struct nouveau_drm *drm = nouveau_drm(fb->base.dev); struct nv50_wndw_ctxdma *ctxdma; const u8 kind = fb->nvbo->kind; const u32 handle = 0xfb000000 | kind; struct { struct nv_dma_v0 base; union { struct nv50_dma_v0 nv50; struct gf100_dma_v0 gf100; struct gf119_dma_v0 gf119; }; } args = {}; u32 argc = sizeof(args.base); int ret; list_for_each_entry(ctxdma, &wndw->ctxdma.list, head) { if (ctxdma->object.handle == handle) return ctxdma; } if (!(ctxdma = kzalloc(sizeof(*ctxdma), GFP_KERNEL))) return ERR_PTR(-ENOMEM); list_add(&ctxdma->head, &wndw->ctxdma.list); args.base.target = NV_DMA_V0_TARGET_VRAM; args.base.access = NV_DMA_V0_ACCESS_RDWR; args.base.start = 0; args.base.limit = drm->client.device.info.ram_user - 1; if (drm->client.device.info.chipset < 0x80) { args.nv50.part = NV50_DMA_V0_PART_256; argc += sizeof(args.nv50); } else if (drm->client.device.info.chipset < 0xc0) { args.nv50.part = NV50_DMA_V0_PART_256; args.nv50.kind = kind; argc += sizeof(args.nv50); } else if (drm->client.device.info.chipset < 0xd0) { args.gf100.kind = kind; argc += sizeof(args.gf100); } else { args.gf119.page = GF119_DMA_V0_PAGE_LP; args.gf119.kind = kind; argc += sizeof(args.gf119); } ret = nvif_object_init(wndw->ctxdma.parent, handle, NV_DMA_IN_MEMORY, &args, argc, &ctxdma->object); if (ret) { nv50_wndw_ctxdma_del(ctxdma); return ERR_PTR(ret); } return ctxdma; } int nv50_wndw_wait_armed(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw) { struct nv50_disp *disp = nv50_disp(wndw->plane.dev); if (asyw->set.ntfy) { return wndw->func->ntfy_wait_begun(disp->sync, asyw->ntfy.offset, wndw->wndw.base.device); } return 0; } void nv50_wndw_flush_clr(struct nv50_wndw *wndw, u32 *interlock, bool flush, struct nv50_wndw_atom *asyw) { union nv50_wndw_atom_mask clr = { .mask = asyw->clr.mask & ~(flush ? 0 : asyw->set.mask), }; if (clr.sema ) wndw->func-> sema_clr(wndw); if (clr.ntfy ) wndw->func-> ntfy_clr(wndw); if (clr.xlut ) wndw->func-> xlut_clr(wndw); if (clr.image) wndw->func->image_clr(wndw); interlock[wndw->interlock.type] |= wndw->interlock.data; } void nv50_wndw_flush_set(struct nv50_wndw *wndw, u32 *interlock, struct nv50_wndw_atom *asyw) { if (interlock) { asyw->image.mode = 0; asyw->image.interval = 1; } if (asyw->set.sema ) wndw->func->sema_set (wndw, asyw); if (asyw->set.ntfy ) wndw->func->ntfy_set (wndw, asyw); if (asyw->set.image) wndw->func->image_set(wndw, asyw); if (asyw->set.xlut ) { if (asyw->ilut) { asyw->xlut.i.offset = nv50_lut_load(&wndw->ilut, asyw->xlut.i.mode <= 1, asyw->xlut.i.buffer, asyw->ilut); } wndw->func->xlut_set(wndw, asyw); } if (asyw->set.scale) wndw->func->scale_set(wndw, asyw); if (asyw->set.point) { if (asyw->set.point = false, asyw->set.mask) interlock[wndw->interlock.type] |= wndw->interlock.data; interlock[NV50_DISP_INTERLOCK_WIMM] |= wndw->interlock.data; wndw->immd->point(wndw, asyw); wndw->immd->update(wndw, interlock); } else { interlock[wndw->interlock.type] |= wndw->interlock.data; } } void nv50_wndw_ntfy_enable(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw) { struct nv50_disp *disp = nv50_disp(wndw->plane.dev); asyw->ntfy.handle = wndw->wndw.sync.handle; asyw->ntfy.offset = wndw->ntfy; asyw->ntfy.awaken = false; asyw->set.ntfy = true; wndw->func->ntfy_reset(disp->sync, wndw->ntfy); wndw->ntfy ^= 0x10; } static void nv50_wndw_atomic_check_release(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw, struct nv50_head_atom *asyh) { struct nouveau_drm *drm = nouveau_drm(wndw->plane.dev); NV_ATOMIC(drm, "%s release\n", wndw->plane.name); wndw->func->release(wndw, asyw, asyh); asyw->ntfy.handle = 0; asyw->sema.handle = 0; } static int nv50_wndw_atomic_check_acquire_yuv(struct nv50_wndw_atom *asyw) { switch (asyw->state.fb->format->format) { case DRM_FORMAT_YUYV: asyw->image.format = 0x28; break; case DRM_FORMAT_UYVY: asyw->image.format = 0x29; break; default: WARN_ON(1); return -EINVAL; } asyw->image.colorspace = 1; return 0; } static int nv50_wndw_atomic_check_acquire_rgb(struct nv50_wndw_atom *asyw) { switch (asyw->state.fb->format->format) { case DRM_FORMAT_C8 : asyw->image.format = 0x1e; break; case DRM_FORMAT_XRGB8888 : case DRM_FORMAT_ARGB8888 : asyw->image.format = 0xcf; break; case DRM_FORMAT_RGB565 : asyw->image.format = 0xe8; break; case DRM_FORMAT_XRGB1555 : case DRM_FORMAT_ARGB1555 : asyw->image.format = 0xe9; break; case DRM_FORMAT_XBGR2101010: case DRM_FORMAT_ABGR2101010: asyw->image.format = 0xd1; break; case DRM_FORMAT_XBGR8888 : case DRM_FORMAT_ABGR8888 : asyw->image.format = 0xd5; break; case DRM_FORMAT_XRGB2101010: case DRM_FORMAT_ARGB2101010: asyw->image.format = 0xdf; break; default: return -EINVAL; } asyw->image.colorspace = 0; return 0; } static int nv50_wndw_atomic_check_acquire(struct nv50_wndw *wndw, bool modeset, struct nv50_wndw_atom *armw, struct nv50_wndw_atom *asyw, struct nv50_head_atom *asyh) { struct nouveau_framebuffer *fb = nouveau_framebuffer(asyw->state.fb); struct nouveau_drm *drm = nouveau_drm(wndw->plane.dev); int ret; NV_ATOMIC(drm, "%s acquire\n", wndw->plane.name); if (asyw->state.fb != armw->state.fb || !armw->visible || modeset) { asyw->image.w = fb->base.width; asyw->image.h = fb->base.height; asyw->image.kind = fb->nvbo->kind; ret = nv50_wndw_atomic_check_acquire_rgb(asyw); if (ret) { ret = nv50_wndw_atomic_check_acquire_yuv(asyw); if (ret) return ret; } if (asyw->image.kind) { asyw->image.layout = 0; if (drm->client.device.info.chipset >= 0xc0) asyw->image.blockh = fb->nvbo->mode >> 4; else asyw->image.blockh = fb->nvbo->mode; asyw->image.blocks[0] = fb->base.pitches[0] / 64; asyw->image.pitch[0] = 0; } else { asyw->image.layout = 1; asyw->image.blockh = 0; asyw->image.blocks[0] = 0; asyw->image.pitch[0] = fb->base.pitches[0]; } if (!(asyh->state.pageflip_flags & DRM_MODE_PAGE_FLIP_ASYNC)) asyw->image.interval = 1; else asyw->image.interval = 0; asyw->image.mode = asyw->image.interval ? 0 : 1; asyw->set.image = wndw->func->image_set != NULL; } if (wndw->func->scale_set) { asyw->scale.sx = asyw->state.src_x >> 16; asyw->scale.sy = asyw->state.src_y >> 16; asyw->scale.sw = asyw->state.src_w >> 16; asyw->scale.sh = asyw->state.src_h >> 16; asyw->scale.dw = asyw->state.crtc_w; asyw->scale.dh = asyw->state.crtc_h; if (memcmp(&armw->scale, &asyw->scale, sizeof(asyw->scale))) asyw->set.scale = true; } if (wndw->immd) { asyw->point.x = asyw->state.crtc_x; asyw->point.y = asyw->state.crtc_y; if (memcmp(&armw->point, &asyw->point, sizeof(asyw->point))) asyw->set.point = true; } return wndw->func->acquire(wndw, asyw, asyh); } static void nv50_wndw_atomic_check_lut(struct nv50_wndw *wndw, struct nv50_wndw_atom *armw, struct nv50_wndw_atom *asyw, struct nv50_head_atom *asyh) { struct drm_property_blob *ilut = asyh->state.degamma_lut; /* I8 format without an input LUT makes no sense, and the * HW error-checks for this. * * In order to handle legacy gamma, when there's no input * LUT we need to steal the output LUT and use it instead. */ if (!ilut && asyw->state.fb->format->format == DRM_FORMAT_C8) { /* This should be an error, but there's legacy clients * that do a modeset before providing a gamma table. * * We keep the window disabled to avoid angering HW. */ if (!(ilut = asyh->state.gamma_lut)) { asyw->visible = false; return; } if (wndw->func->ilut) asyh->wndw.olut |= BIT(wndw->id); } else { asyh->wndw.olut &= ~BIT(wndw->id); } /* Recalculate LUT state. */ memset(&asyw->xlut, 0x00, sizeof(asyw->xlut)); if ((asyw->ilut = wndw->func->ilut ? ilut : NULL)) { wndw->func->ilut(wndw, asyw); asyw->xlut.handle = wndw->wndw.vram.handle; asyw->xlut.i.buffer = !asyw->xlut.i.buffer; asyw->set.xlut = true; } /* Handle setting base SET_OUTPUT_LUT_LO_ENABLE_USE_CORE_LUT. */ if (wndw->func->olut_core && (!armw->visible || (armw->xlut.handle && !asyw->xlut.handle))) asyw->set.xlut = true; /* Can't do an immediate flip while changing the LUT. */ asyh->state.pageflip_flags &= ~DRM_MODE_PAGE_FLIP_ASYNC; } static int nv50_wndw_atomic_check(struct drm_plane *plane, struct drm_plane_state *state) { struct nouveau_drm *drm = nouveau_drm(plane->dev); struct nv50_wndw *wndw = nv50_wndw(plane); struct nv50_wndw_atom *armw = nv50_wndw_atom(wndw->plane.state); struct nv50_wndw_atom *asyw = nv50_wndw_atom(state); struct nv50_head_atom *harm = NULL, *asyh = NULL; bool modeset = false; int ret; NV_ATOMIC(drm, "%s atomic_check\n", plane->name); /* Fetch the assembly state for the head the window will belong to, * and determine whether the window will be visible. */ if (asyw->state.crtc) { asyh = nv50_head_atom_get(asyw->state.state, asyw->state.crtc); if (IS_ERR(asyh)) return PTR_ERR(asyh); modeset = drm_atomic_crtc_needs_modeset(&asyh->state); asyw->visible = asyh->state.active; } else { asyw->visible = false; } /* Fetch assembly state for the head the window used to belong to. */ if (armw->state.crtc) { harm = nv50_head_atom_get(asyw->state.state, armw->state.crtc); if (IS_ERR(harm)) return PTR_ERR(harm); } /* LUT configuration can potentially cause the window to be disabled. */ if (asyw->visible && wndw->func->xlut_set && (!armw->visible || asyh->state.color_mgmt_changed || asyw->state.fb->format->format != armw->state.fb->format->format)) nv50_wndw_atomic_check_lut(wndw, armw, asyw, asyh); /* Calculate new window state. */ if (asyw->visible) { ret = nv50_wndw_atomic_check_acquire(wndw, modeset, armw, asyw, asyh); if (ret) return ret; asyh->wndw.mask |= BIT(wndw->id); } else if (armw->visible) { nv50_wndw_atomic_check_release(wndw, asyw, harm); harm->wndw.mask &= ~BIT(wndw->id); } else { return 0; } /* Aside from the obvious case where the window is actively being * disabled, we might also need to temporarily disable the window * when performing certain modeset operations. */ if (!asyw->visible || modeset) { asyw->clr.ntfy = armw->ntfy.handle != 0; asyw->clr.sema = armw->sema.handle != 0; asyw->clr.xlut = armw->xlut.handle != 0; if (wndw->func->image_clr) asyw->clr.image = armw->image.handle[0] != 0; } return 0; } static void nv50_wndw_cleanup_fb(struct drm_plane *plane, struct drm_plane_state *old_state) { struct nouveau_framebuffer *fb = nouveau_framebuffer(old_state->fb); struct nouveau_drm *drm = nouveau_drm(plane->dev); NV_ATOMIC(drm, "%s cleanup: %p\n", plane->name, old_state->fb); if (!old_state->fb) return; nouveau_bo_unpin(fb->nvbo); } static int nv50_wndw_prepare_fb(struct drm_plane *plane, struct drm_plane_state *state) { struct nouveau_framebuffer *fb = nouveau_framebuffer(state->fb); struct nouveau_drm *drm = nouveau_drm(plane->dev); struct nv50_wndw *wndw = nv50_wndw(plane); struct nv50_wndw_atom *asyw = nv50_wndw_atom(state); struct nv50_head_atom *asyh; struct nv50_wndw_ctxdma *ctxdma; int ret; NV_ATOMIC(drm, "%s prepare: %p\n", plane->name, state->fb); if (!asyw->state.fb) return 0; ret = nouveau_bo_pin(fb->nvbo, TTM_PL_FLAG_VRAM, true); if (ret) return ret; if (wndw->ctxdma.parent) { ctxdma = nv50_wndw_ctxdma_new(wndw, fb); if (IS_ERR(ctxdma)) { nouveau_bo_unpin(fb->nvbo); return PTR_ERR(ctxdma); } asyw->image.handle[0] = ctxdma->object.handle; } asyw->state.fence = reservation_object_get_excl_rcu(fb->nvbo->bo.resv); asyw->image.offset[0] = fb->nvbo->bo.offset; if (wndw->func->prepare) { asyh = nv50_head_atom_get(asyw->state.state, asyw->state.crtc); if (IS_ERR(asyh)) return PTR_ERR(asyh); wndw->func->prepare(wndw, asyh, asyw); } return 0; } static const struct drm_plane_helper_funcs nv50_wndw_helper = { .prepare_fb = nv50_wndw_prepare_fb, .cleanup_fb = nv50_wndw_cleanup_fb, .atomic_check = nv50_wndw_atomic_check, }; static void nv50_wndw_atomic_destroy_state(struct drm_plane *plane, struct drm_plane_state *state) { struct nv50_wndw_atom *asyw = nv50_wndw_atom(state); __drm_atomic_helper_plane_destroy_state(&asyw->state); kfree(asyw); } static struct drm_plane_state * nv50_wndw_atomic_duplicate_state(struct drm_plane *plane) { struct nv50_wndw_atom *armw = nv50_wndw_atom(plane->state); struct nv50_wndw_atom *asyw; if (!(asyw = kmalloc(sizeof(*asyw), GFP_KERNEL))) return NULL; __drm_atomic_helper_plane_duplicate_state(plane, &asyw->state); asyw->sema = armw->sema; asyw->ntfy = armw->ntfy; asyw->ilut = NULL; asyw->xlut = armw->xlut; asyw->image = armw->image; asyw->point = armw->point; asyw->clr.mask = 0; asyw->set.mask = 0; return &asyw->state; } static void nv50_wndw_reset(struct drm_plane *plane) { struct nv50_wndw_atom *asyw; if (WARN_ON(!(asyw = kzalloc(sizeof(*asyw), GFP_KERNEL)))) return; if (plane->state) plane->funcs->atomic_destroy_state(plane, plane->state); plane->state = &asyw->state; plane->state->plane = plane; plane->state->rotation = DRM_MODE_ROTATE_0; } static void nv50_wndw_destroy(struct drm_plane *plane) { struct nv50_wndw *wndw = nv50_wndw(plane); struct nv50_wndw_ctxdma *ctxdma, *ctxtmp; list_for_each_entry_safe(ctxdma, ctxtmp, &wndw->ctxdma.list, head) { nv50_wndw_ctxdma_del(ctxdma); } nvif_notify_fini(&wndw->notify); nv50_dmac_destroy(&wndw->wimm); nv50_dmac_destroy(&wndw->wndw); nv50_lut_fini(&wndw->ilut); drm_plane_cleanup(&wndw->plane); kfree(wndw); } const struct drm_plane_funcs nv50_wndw = { .update_plane = drm_atomic_helper_update_plane, .disable_plane = drm_atomic_helper_disable_plane, .destroy = nv50_wndw_destroy, .reset = nv50_wndw_reset, .atomic_duplicate_state = nv50_wndw_atomic_duplicate_state, .atomic_destroy_state = nv50_wndw_atomic_destroy_state, }; static int nv50_wndw_notify(struct nvif_notify *notify) { return NVIF_NOTIFY_KEEP; } void nv50_wndw_fini(struct nv50_wndw *wndw) { nvif_notify_put(&wndw->notify); } void nv50_wndw_init(struct nv50_wndw *wndw) { nvif_notify_get(&wndw->notify); } int nv50_wndw_new_(const struct nv50_wndw_func *func, struct drm_device *dev, enum drm_plane_type type, const char *name, int index, const u32 *format, u32 heads, enum nv50_disp_interlock_type interlock_type, u32 interlock_data, struct nv50_wndw **pwndw) { struct nouveau_drm *drm = nouveau_drm(dev); struct nvif_mmu *mmu = &drm->client.mmu; struct nv50_disp *disp = nv50_disp(dev); struct nv50_wndw *wndw; int nformat; int ret; if (!(wndw = *pwndw = kzalloc(sizeof(*wndw), GFP_KERNEL))) return -ENOMEM; wndw->func = func; wndw->id = index; wndw->interlock.type = interlock_type; wndw->interlock.data = interlock_data; wndw->ctxdma.parent = &wndw->wndw.base.user; wndw->ctxdma.parent = &wndw->wndw.base.user; INIT_LIST_HEAD(&wndw->ctxdma.list); for (nformat = 0; format[nformat]; nformat++); ret = drm_universal_plane_init(dev, &wndw->plane, heads, &nv50_wndw, format, nformat, NULL, type, "%s-%d", name, index); if (ret) { kfree(*pwndw); *pwndw = NULL; return ret; } drm_plane_helper_add(&wndw->plane, &nv50_wndw_helper); if (wndw->func->ilut) { ret = nv50_lut_init(disp, mmu, &wndw->ilut); if (ret) return ret; } wndw->notify.func = nv50_wndw_notify; return 0; } int nv50_wndw_new(struct nouveau_drm *drm, enum drm_plane_type type, int index, struct nv50_wndw **pwndw) { struct { s32 oclass; int version; int (*new)(struct nouveau_drm *, enum drm_plane_type, int, s32, struct nv50_wndw **); } wndws[] = { { GV100_DISP_WINDOW_CHANNEL_DMA, 0, wndwc37e_new }, {} }; struct nv50_disp *disp = nv50_disp(drm->dev); int cid, ret; cid = nvif_mclass(&disp->disp->object, wndws); if (cid < 0) { NV_ERROR(drm, "No supported window class\n"); return cid; } ret = wndws[cid].new(drm, type, index, wndws[cid].oclass, pwndw); if (ret) return ret; return nv50_wimm_init(drm, *pwndw); } |