37 /* Xe device functions */
39 static bool has_display(struct xe_device *xe)  in has_display()  argument
41 	return HAS_DISPLAY(&xe->display);  in has_display()
54 		return 0;  in xe_display_driver_probe_defer()
79 static void unset_display_features(struct xe_device *xe)  in unset_display_features()  argument
81 	xe->drm.driver_features &= ~(DRIVER_MODESET | DRIVER_ATOMIC);  in unset_display_features()
86 	struct xe_device *xe = to_xe_device(dev);  in display_destroy()  local
88 	destroy_workqueue(xe->display.hotplug.dp_wq);  in display_destroy()
93  * @xe: XE device instance
98  * to the rest of xe and return it to be xe->display.
100  * Returns: 0 on success
102 int xe_display_create(struct xe_device *xe)  in xe_display_create()  argument
104 	spin_lock_init(&xe->display.fb_tracking.lock);  in xe_display_create()
106 	xe->display.hotplug.dp_wq = alloc_ordered_workqueue("xe-dp", 0);  in xe_display_create()
108 	return drmm_add_action_or_reset(&xe->drm, display_destroy, NULL);  in xe_display_create()
113 	struct xe_device *xe = arg;  in xe_display_fini_early()  local
114 	struct intel_display *display = &xe->display;  in xe_display_fini_early()
116 	if (!xe->info.probe_display)  in xe_display_fini_early()
125 int xe_display_init_early(struct xe_device *xe)  in xe_display_init_early()  argument
127 	struct intel_display *display = &xe->display;  in xe_display_init_early()
130 	if (!xe->info.probe_display)  in xe_display_init_early()
131 		return 0;  in xe_display_init_early()
134 	spin_lock_init(&xe->uncore.lock);  in xe_display_init_early()
137 	intel_detect_pch(xe);  in xe_display_init_early()
148 	intel_dram_detect(xe);  in xe_display_init_early()
150 	intel_bw_init_hw(xe);  in xe_display_init_early()
162 	return devm_add_action_or_reset(xe->drm.dev, xe_display_fini_early, xe);  in xe_display_init_early()
173 	struct xe_device *xe = arg;  in xe_display_fini()  local
174 	struct intel_display *display = &xe->display;  in xe_display_fini()
176 	intel_hpd_poll_fini(xe);  in xe_display_fini()
182 int xe_display_init(struct xe_device *xe)  in xe_display_init()  argument
184 	struct intel_display *display = &xe->display;  in xe_display_init()
187 	if (!xe->info.probe_display)  in xe_display_init()
188 		return 0;  in xe_display_init()
194 	return devm_add_action_or_reset(xe->drm.dev, xe_display_fini, xe);  in xe_display_init()
197 void xe_display_register(struct xe_device *xe)  in xe_display_register()  argument
199 	struct intel_display *display = &xe->display;  in xe_display_register()
201 	if (!xe->info.probe_display)  in xe_display_register()
208 void xe_display_unregister(struct xe_device *xe)  in xe_display_unregister()  argument
210 	struct intel_display *display = &xe->display;  in xe_display_unregister()
212 	if (!xe->info.probe_display)  in xe_display_unregister()
221 void xe_display_irq_handler(struct xe_device *xe, u32 master_ctl)  in xe_display_irq_handler()  argument
223 	if (!xe->info.probe_display)  in xe_display_irq_handler()
227 		gen11_display_irq_handler(xe);  in xe_display_irq_handler()
230 void xe_display_irq_enable(struct xe_device *xe, u32 gu_misc_iir)  in xe_display_irq_enable()  argument
232 	struct intel_display *display = &xe->display;  in xe_display_irq_enable()
234 	if (!xe->info.probe_display)  in xe_display_irq_enable()
241 void xe_display_irq_reset(struct xe_device *xe)  in xe_display_irq_reset()  argument
243 	if (!xe->info.probe_display)  in xe_display_irq_reset()
246 	gen11_display_irq_reset(xe);  in xe_display_irq_reset()
249 void xe_display_irq_postinstall(struct xe_device *xe, struct xe_gt *gt)  in xe_display_irq_postinstall()  argument
251 	if (!xe->info.probe_display)  in xe_display_irq_postinstall()
255 		gen11_de_irq_postinstall(xe);  in xe_display_irq_postinstall()
267 static void xe_display_flush_cleanup_work(struct xe_device *xe)  in xe_display_flush_cleanup_work()  argument
271 	for_each_intel_crtc(&xe->drm, crtc) {  in xe_display_flush_cleanup_work()
288 static void xe_display_enable_d3cold(struct xe_device *xe)  in xe_display_enable_d3cold()  argument
290 	struct intel_display *display = &xe->display;  in xe_display_enable_d3cold()
292 	if (!xe->info.probe_display)  in xe_display_enable_d3cold()
301 	xe_display_flush_cleanup_work(xe);  in xe_display_enable_d3cold()
307 	if (has_display(xe))  in xe_display_enable_d3cold()
308 		intel_hpd_poll_enable(xe);  in xe_display_enable_d3cold()
311 static void xe_display_disable_d3cold(struct xe_device *xe)  in xe_display_disable_d3cold()  argument
313 	struct intel_display *display = &xe->display;  in xe_display_disable_d3cold()
315 	if (!xe->info.probe_display)  in xe_display_disable_d3cold()
320 	if (has_display(xe))  in xe_display_disable_d3cold()
321 		drm_mode_config_reset(&xe->drm);  in xe_display_disable_d3cold()
325 	intel_hpd_init(xe);  in xe_display_disable_d3cold()
327 	if (has_display(xe))  in xe_display_disable_d3cold()
328 		intel_hpd_poll_disable(xe);  in xe_display_disable_d3cold()
335 void xe_display_pm_suspend(struct xe_device *xe)  in xe_display_pm_suspend()  argument
337 	struct intel_display *display = &xe->display;  in xe_display_pm_suspend()
340 	if (!xe->info.probe_display)  in xe_display_pm_suspend()
348 	drm_client_dev_suspend(&xe->drm, false);  in xe_display_pm_suspend()
350 	if (has_display(xe)) {  in xe_display_pm_suspend()
351 		drm_kms_helper_poll_disable(&xe->drm);  in xe_display_pm_suspend()
356 	xe_display_flush_cleanup_work(xe);  in xe_display_pm_suspend()
358 	intel_hpd_cancel_work(xe);  in xe_display_pm_suspend()
360 	if (has_display(xe)) {  in xe_display_pm_suspend()
362 		intel_encoder_suspend_all(&xe->display);  in xe_display_pm_suspend()
370 void xe_display_pm_shutdown(struct xe_device *xe)  in xe_display_pm_shutdown()  argument
372 	struct intel_display *display = &xe->display;  in xe_display_pm_shutdown()
374 	if (!xe->info.probe_display)  in xe_display_pm_shutdown()
378 	drm_client_dev_suspend(&xe->drm, false);  in xe_display_pm_shutdown()
380 	if (has_display(xe)) {  in xe_display_pm_shutdown()
381 		drm_kms_helper_poll_disable(&xe->drm);  in xe_display_pm_shutdown()
386 	xe_display_flush_cleanup_work(xe);  in xe_display_pm_shutdown()
388 	intel_hpd_cancel_work(xe);  in xe_display_pm_shutdown()
390 	if (has_display(xe))  in xe_display_pm_shutdown()
401 void xe_display_pm_runtime_suspend(struct xe_device *xe)  in xe_display_pm_runtime_suspend()  argument
403 	if (!xe->info.probe_display)  in xe_display_pm_runtime_suspend()
406 	if (xe->d3cold.allowed) {  in xe_display_pm_runtime_suspend()
407 		xe_display_enable_d3cold(xe);  in xe_display_pm_runtime_suspend()
411 	intel_hpd_poll_enable(xe);  in xe_display_pm_runtime_suspend()
414 void xe_display_pm_suspend_late(struct xe_device *xe)  in xe_display_pm_suspend_late()  argument
416 	struct intel_display *display = &xe->display;  in xe_display_pm_suspend_late()
419 	if (!xe->info.probe_display)  in xe_display_pm_suspend_late()
425 void xe_display_pm_runtime_suspend_late(struct xe_device *xe)  in xe_display_pm_runtime_suspend_late()  argument
427 	struct intel_display *display = &xe->display;  in xe_display_pm_runtime_suspend_late()
429 	if (!xe->info.probe_display)  in xe_display_pm_runtime_suspend_late()
432 	if (xe->d3cold.allowed)  in xe_display_pm_runtime_suspend_late()
433 		xe_display_pm_suspend_late(xe);  in xe_display_pm_runtime_suspend_late()
443 void xe_display_pm_shutdown_late(struct xe_device *xe)  in xe_display_pm_shutdown_late()  argument
445 	struct intel_display *display = &xe->display;  in xe_display_pm_shutdown_late()
447 	if (!xe->info.probe_display)  in xe_display_pm_shutdown_late()
458 void xe_display_pm_resume_early(struct xe_device *xe)  in xe_display_pm_resume_early()  argument
460 	struct intel_display *display = &xe->display;  in xe_display_pm_resume_early()
462 	if (!xe->info.probe_display)  in xe_display_pm_resume_early()
468 void xe_display_pm_resume(struct xe_device *xe)  in xe_display_pm_resume()  argument
470 	struct intel_display *display = &xe->display;  in xe_display_pm_resume()
472 	if (!xe->info.probe_display)  in xe_display_pm_resume()
477 	if (has_display(xe))  in xe_display_pm_resume()
478 		drm_mode_config_reset(&xe->drm);  in xe_display_pm_resume()
482 	if (has_display(xe))  in xe_display_pm_resume()
485 	intel_hpd_init(xe);  in xe_display_pm_resume()
487 	if (has_display(xe)) {  in xe_display_pm_resume()
489 		drm_kms_helper_poll_enable(&xe->drm);  in xe_display_pm_resume()
493 	if (has_display(xe))  in xe_display_pm_resume()
494 		intel_hpd_poll_disable(xe);  in xe_display_pm_resume()
498 	drm_client_dev_resume(&xe->drm, false);  in xe_display_pm_resume()
503 void xe_display_pm_runtime_resume(struct xe_device *xe)  in xe_display_pm_runtime_resume()  argument
505 	if (!xe->info.probe_display)  in xe_display_pm_runtime_resume()
508 	if (xe->d3cold.allowed) {  in xe_display_pm_runtime_resume()
509 		xe_display_disable_d3cold(xe);  in xe_display_pm_runtime_resume()
513 	intel_hpd_init(xe);  in xe_display_pm_runtime_resume()
514 	intel_hpd_poll_disable(xe);  in xe_display_pm_runtime_resume()
515 	skl_watermark_ipc_update(xe);  in xe_display_pm_runtime_resume()
526 int xe_display_probe(struct xe_device *xe)  in xe_display_probe()  argument
528 	struct pci_dev *pdev = to_pci_dev(xe->drm.dev);  in xe_display_probe()
532 	if (!xe->info.probe_display)  in xe_display_probe()
537 	err = drmm_add_action_or_reset(&xe->drm, display_device_remove, display);  in xe_display_probe()
541 	if (has_display(xe))  in xe_display_probe()
542 		return 0;  in xe_display_probe()
545 	xe->info.probe_display = false;  in xe_display_probe()
546 	unset_display_features(xe);  in xe_display_probe()
547 	return 0;  in xe_display_probe()