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plugins/platforms/drm/drm_backend.cpp
| Show First 20 Lines • Show All 314 Lines • ▼ Show 20 Line(s) | 313 | if (m_planes.isEmpty()) { | |||
|---|---|---|---|---|---|
| 315 | m_atomicModeSetting = false; | 315 | m_atomicModeSetting = false; | ||
| 316 | } | 316 | } | ||
| 317 | } | 317 | } | ||
| 318 | } else { | 318 | } else { | ||
| 319 | qCWarning(KWIN_DRM) << "drmSetClientCap for Atomic Mode Setting failed. Using legacy mode."; | 319 | qCWarning(KWIN_DRM) << "drmSetClientCap for Atomic Mode Setting failed. Using legacy mode."; | ||
| 320 | } | 320 | } | ||
| 321 | } | 321 | } | ||
| 322 | 322 | | |||
| 323 | DrmScopedPointer<drmModeRes> resources(drmModeGetResources(m_fd)); | | |||
| 324 | drmModeRes *res = resources.data(); | | |||
| 325 | if (!resources) { | | |||
| 326 | qCWarning(KWIN_DRM) << "drmModeGetResources failed"; | | |||
| 327 | return; | | |||
| 328 | } | | |||
| 329 | | ||||
| 330 | for (int i = 0; i < res->count_connectors; ++i) { | | |||
| 331 | m_connectors << new DrmConnector(res->connectors[i], m_fd); | | |||
| 332 | } | | |||
| 333 | for (int i = 0; i < res->count_crtcs; ++i) { | | |||
| 334 | m_crtcs << new DrmCrtc(res->crtcs[i], this, i); | | |||
| 335 | } | | |||
| 336 | | ||||
| 337 | if (m_atomicModeSetting) { | | |||
| 338 | auto tryAtomicInit = [] (DrmObject *obj) -> bool { | | |||
| 339 | if (obj->atomicInit()) { | | |||
| 340 | return false; | | |||
| 341 | } else { | | |||
| 342 | delete obj; | | |||
| 343 | return true; | | |||
| 344 | } | | |||
| 345 | }; | | |||
| 346 | m_connectors.erase(std::remove_if(m_connectors.begin(), m_connectors.end(), tryAtomicInit), m_connectors.end()); | | |||
| 347 | m_crtcs.erase(std::remove_if(m_crtcs.begin(), m_crtcs.end(), tryAtomicInit), m_crtcs.end()); | | |||
| 348 | } | | |||
| 349 | | ||||
| 350 | initCursor(); | 323 | initCursor(); | ||
| 351 | updateOutputs(); | 324 | if (!updateOutputs()) | ||
| 325 | return; | ||||
| 352 | 326 | | |||
| 353 | if (m_outputs.isEmpty()) { | 327 | if (m_outputs.isEmpty()) { | ||
| 354 | qCDebug(KWIN_DRM) << "No connected outputs found on startup."; | 328 | qCDebug(KWIN_DRM) << "No connected outputs found on startup."; | ||
| 355 | } | 329 | } | ||
| 356 | 330 | | |||
| 357 | // setup udevMonitor | 331 | // setup udevMonitor | ||
| 358 | if (m_udevMonitor) { | 332 | if (m_udevMonitor) { | ||
| 359 | m_udevMonitor->filterSubsystemDevType("drm"); | 333 | m_udevMonitor->filterSubsystemDevType("drm"); | ||
| Show All 17 Lines | 337 | connect(notifier, &QSocketNotifier::activated, this, | |||
| 377 | } | 351 | } | ||
| 378 | ); | 352 | ); | ||
| 379 | m_udevMonitor->enable(); | 353 | m_udevMonitor->enable(); | ||
| 380 | } | 354 | } | ||
| 381 | } | 355 | } | ||
| 382 | setReady(true); | 356 | setReady(true); | ||
| 383 | } | 357 | } | ||
| 384 | 358 | | |||
| 385 | void DrmBackend::updateOutputs() | 359 | bool DrmBackend::updateOutputs() | ||
| 386 | { | 360 | { | ||
| 387 | if (m_fd < 0) { | 361 | if (m_fd < 0) { | ||
| 388 | return; | 362 | return false; | ||
| 389 | } | 363 | } | ||
| 390 | 364 | | |||
| 391 | DrmScopedPointer<drmModeRes> resources(drmModeGetResources(m_fd)); | 365 | DrmScopedPointer<drmModeRes> resources(drmModeGetResources(m_fd)); | ||
| 392 | if (!resources) { | 366 | if (!resources) { | ||
| 393 | qCWarning(KWIN_DRM) << "drmModeGetResources failed"; | 367 | qCWarning(KWIN_DRM) << "drmModeGetResources failed"; | ||
| 394 | return; | 368 | return false; | ||
| 369 | } | ||||
| 370 | | ||||
| 371 | drmModeRes *res = resources.data(); | ||||
| 372 | auto oldConnectors = m_connectors; | ||||
| 373 | for (int i = 0; i < res->count_connectors; ++i) { | ||||
| 374 | const uint32_t currentConnector = res->connectors[i]; | ||||
| 375 | auto it = std::find_if(m_connectors.constBegin(), m_connectors.constEnd(), [currentConnector] (DrmConnector *c) { return c->id() == currentConnector; }); | ||||
| 376 | if (it == m_connectors.constEnd()) { | ||||
| 377 | auto c = new DrmConnector(currentConnector, m_fd); | ||||
| 378 | if (m_atomicModeSetting && !c->atomicInit()) { | ||||
| 379 | delete c; | ||||
| 380 | continue; | ||||
| 381 | } | ||||
| 382 | m_connectors << c; | ||||
| 383 | } else { | ||||
| 384 | oldConnectors.removeOne(*it); | ||||
| 385 | } | ||||
| 386 | } | ||||
| 387 | | ||||
| 388 | auto oldCrtcs = m_crtcs; | ||||
| 389 | for (int i = 0; i < res->count_crtcs; ++i) { | ||||
| 390 | const uint32_t currentCrtc = res->crtcs[i]; | ||||
| 391 | auto it = std::find_if(m_crtcs.constBegin(), m_crtcs.constEnd(), [currentCrtc] (DrmCrtc *c) { return c->id() == currentCrtc; }); | ||||
| 392 | if (it == m_crtcs.constEnd()) { | ||||
| 393 | auto c = new DrmCrtc(currentCrtc, this, i); | ||||
| 394 | if (m_atomicModeSetting && !c->atomicInit()) { | ||||
| 395 | delete c; | ||||
| 396 | continue; | ||||
| 397 | } | ||||
| 398 | m_crtcs << c; | ||||
| 399 | } else { | ||||
| 400 | oldCrtcs.removeOne(*it); | ||||
| 401 | } | ||||
| 402 | } | ||||
| 403 | | ||||
| 404 | for (auto c : qAsConst(oldConnectors)) { | ||||
| 405 | m_connectors.removeOne(c); | ||||
| 406 | } | ||||
| 407 | for (auto c : qAsConst(oldCrtcs)) { | ||||
| 408 | m_crtcs.removeOne(c); | ||||
| 395 | } | 409 | } | ||
| 396 | 410 | | |||
| 397 | QVector<DrmOutput*> connectedOutputs; | 411 | QVector<DrmOutput*> connectedOutputs; | ||
| 398 | QVector<DrmConnector*> pendingConnectors; | 412 | QVector<DrmConnector*> pendingConnectors; | ||
| 399 | 413 | | |||
| 400 | // split up connected connectors in already or not yet assigned ones | 414 | // split up connected connectors in already or not yet assigned ones | ||
| 401 | for (DrmConnector *con : qAsConst(m_connectors)) { | 415 | for (DrmConnector *con : qAsConst(m_connectors)) { | ||
| 402 | if (!con->isConnected()) { | 416 | if (!con->isConnected()) { | ||
| ▲ Show 20 Lines • Show All 96 Lines • ▼ Show 20 Line(s) | |||||
| 499 | std::sort(connectedOutputs.begin(), connectedOutputs.end(), [] (DrmOutput *a, DrmOutput *b) { return a->m_conn->id() < b->m_conn->id(); }); | 513 | std::sort(connectedOutputs.begin(), connectedOutputs.end(), [] (DrmOutput *a, DrmOutput *b) { return a->m_conn->id() < b->m_conn->id(); }); | ||
| 500 | m_outputs = connectedOutputs; | 514 | m_outputs = connectedOutputs; | ||
| 501 | m_enabledOutputs = connectedOutputs; | 515 | m_enabledOutputs = connectedOutputs; | ||
| 502 | readOutputsConfiguration(); | 516 | readOutputsConfiguration(); | ||
| 503 | updateOutputsEnabled(); | 517 | updateOutputsEnabled(); | ||
| 504 | if (!m_outputs.isEmpty()) { | 518 | if (!m_outputs.isEmpty()) { | ||
| 505 | emit screensQueried(); | 519 | emit screensQueried(); | ||
| 506 | } | 520 | } | ||
| 521 | | ||||
| 522 | qDeleteAll(oldConnectors); | ||||
| 523 | qDeleteAll(oldCrtcs); | ||||
| 524 | return true; | ||||
| 507 | } | 525 | } | ||
| 508 | 526 | | |||
| 509 | void DrmBackend::readOutputsConfiguration() | 527 | void DrmBackend::readOutputsConfiguration() | ||
| 510 | { | 528 | { | ||
| 511 | if (m_outputs.isEmpty()) { | 529 | if (m_outputs.isEmpty()) { | ||
| 512 | return; | 530 | return; | ||
| 513 | } | 531 | } | ||
| 514 | const QByteArray uuid = generateOutputConfigurationUuid(); | 532 | const QByteArray uuid = generateOutputConfigurationUuid(); | ||
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