33 /* Xe device functions */
35 static bool has_display(struct xe_device *xe)  in has_display()  argument
37 	return HAS_DISPLAY(xe);  in has_display()
50 		return 0;  in xe_display_driver_probe_defer()
71 static void unset_display_features(struct xe_device *xe)  in unset_display_features()  argument
73 	xe->drm.driver_features &= ~(DRIVER_MODESET | DRIVER_ATOMIC);  in unset_display_features()
78 	struct xe_device *xe = to_xe_device(dev);  in display_destroy()  local
80 	destroy_workqueue(xe->display.hotplug.dp_wq);  in display_destroy()
85  * @xe: XE device instance
90  * to the rest of xe and return it to be xe->display.
92  * Returns: 0 on success
94 int xe_display_create(struct xe_device *xe)  in xe_display_create()  argument
96 	spin_lock_init(&xe->display.fb_tracking.lock);  in xe_display_create()
98 	xe->display.hotplug.dp_wq = alloc_ordered_workqueue("xe-dp", 0);  in xe_display_create()
100 	return drmm_add_action_or_reset(&xe->drm, display_destroy, NULL);  in xe_display_create()
105 	struct xe_device *xe = to_xe_device(dev);  in xe_display_fini_nommio()  local
107 	if (!xe->info.probe_display)  in xe_display_fini_nommio()
110 	intel_power_domains_cleanup(xe);  in xe_display_fini_nommio()
113 int xe_display_init_nommio(struct xe_device *xe)  in xe_display_init_nommio()  argument
115 	if (!xe->info.probe_display)  in xe_display_init_nommio()
116 		return 0;  in xe_display_init_nommio()
119 	spin_lock_init(&xe->uncore.lock);  in xe_display_init_nommio()
122 	intel_detect_pch(xe);  in xe_display_init_nommio()
124 	return drmm_add_action_or_reset(&xe->drm, xe_display_fini_nommio, xe);  in xe_display_init_nommio()
129 	struct xe_device *xe = arg;  in xe_display_fini_noirq()  local
130 	struct intel_display *display = &xe->display;  in xe_display_fini_noirq()
132 	if (!xe->info.probe_display)  in xe_display_fini_noirq()
135 	intel_display_driver_remove_noirq(xe);  in xe_display_fini_noirq()
139 int xe_display_init_noirq(struct xe_device *xe)  in xe_display_init_noirq()  argument
141 	struct intel_display *display = &xe->display;  in xe_display_init_noirq()
144 	if (!xe->info.probe_display)  in xe_display_init_noirq()
145 		return 0;  in xe_display_init_noirq()
147 	intel_display_driver_early_probe(xe);  in xe_display_init_noirq()
156 	intel_dram_detect(xe);  in xe_display_init_noirq()
158 	intel_bw_init_hw(xe);  in xe_display_init_noirq()
160 	intel_display_device_info_runtime_init(xe);  in xe_display_init_noirq()
162 	err = intel_display_driver_probe_noirq(xe);  in xe_display_init_noirq()
168 	return devm_add_action_or_reset(xe->drm.dev, xe_display_fini_noirq, xe);  in xe_display_init_noirq()
173 	struct xe_device *xe = arg;  in xe_display_fini_noaccel()  local
175 	if (!xe->info.probe_display)  in xe_display_fini_noaccel()
178 	intel_display_driver_remove_nogem(xe);  in xe_display_fini_noaccel()
181 int xe_display_init_noaccel(struct xe_device *xe)  in xe_display_init_noaccel()  argument
185 	if (!xe->info.probe_display)  in xe_display_init_noaccel()
186 		return 0;  in xe_display_init_noaccel()
188 	err = intel_display_driver_probe_nogem(xe);  in xe_display_init_noaccel()
192 	return devm_add_action_or_reset(xe->drm.dev, xe_display_fini_noaccel, xe);  in xe_display_init_noaccel()
195 int xe_display_init(struct xe_device *xe)  in xe_display_init()  argument
197 	if (!xe->info.probe_display)  in xe_display_init()
198 		return 0;  in xe_display_init()
200 	return intel_display_driver_probe(xe);  in xe_display_init()
203 void xe_display_fini(struct xe_device *xe)  in xe_display_fini()  argument
205 	if (!xe->info.probe_display)  in xe_display_fini()
208 	intel_hpd_poll_fini(xe);  in xe_display_fini()
210 	intel_hdcp_component_fini(xe);  in xe_display_fini()
211 	intel_audio_deinit(xe);  in xe_display_fini()
214 void xe_display_register(struct xe_device *xe)  in xe_display_register()  argument
216 	if (!xe->info.probe_display)  in xe_display_register()
219 	intel_display_driver_register(xe);  in xe_display_register()
221 	intel_power_domains_enable(xe);  in xe_display_register()
224 void xe_display_unregister(struct xe_device *xe)  in xe_display_unregister()  argument
226 	if (!xe->info.probe_display)  in xe_display_unregister()
230 	intel_power_domains_disable(xe);  in xe_display_unregister()
231 	intel_display_driver_unregister(xe);  in xe_display_unregister()
234 void xe_display_driver_remove(struct xe_device *xe)  in xe_display_driver_remove()  argument
236 	if (!xe->info.probe_display)  in xe_display_driver_remove()
239 	intel_display_driver_remove(xe);  in xe_display_driver_remove()
244 void xe_display_irq_handler(struct xe_device *xe, u32 master_ctl)  in xe_display_irq_handler()  argument
246 	if (!xe->info.probe_display)  in xe_display_irq_handler()
250 		gen11_display_irq_handler(xe);  in xe_display_irq_handler()
253 void xe_display_irq_enable(struct xe_device *xe, u32 gu_misc_iir)  in xe_display_irq_enable()  argument
255 	struct intel_display *display = &xe->display;  in xe_display_irq_enable()
257 	if (!xe->info.probe_display)  in xe_display_irq_enable()
264 void xe_display_irq_reset(struct xe_device *xe)  in xe_display_irq_reset()  argument
266 	if (!xe->info.probe_display)  in xe_display_irq_reset()
269 	gen11_display_irq_reset(xe);  in xe_display_irq_reset()
272 void xe_display_irq_postinstall(struct xe_device *xe, struct xe_gt *gt)  in xe_display_irq_postinstall()  argument
274 	if (!xe->info.probe_display)  in xe_display_irq_postinstall()
278 		gen11_de_irq_postinstall(xe);  in xe_display_irq_postinstall()
290 static void xe_display_flush_cleanup_work(struct xe_device *xe)  in xe_display_flush_cleanup_work()  argument
294 	for_each_intel_crtc(&xe->drm, crtc) {  in xe_display_flush_cleanup_work()
312 static void __xe_display_pm_suspend(struct xe_device *xe, bool runtime)  in __xe_display_pm_suspend()  argument
314 	struct intel_display *display = &xe->display;  in __xe_display_pm_suspend()
316 	if (!xe->info.probe_display)  in __xe_display_pm_suspend()
323 	intel_power_domains_disable(xe);  in __xe_display_pm_suspend()
324 	intel_fbdev_set_suspend(&xe->drm, FBINFO_STATE_SUSPENDED, true);  in __xe_display_pm_suspend()
325 	if (!runtime && has_display(xe)) {  in __xe_display_pm_suspend()
326 		drm_kms_helper_poll_disable(&xe->drm);  in __xe_display_pm_suspend()
327 		intel_display_driver_disable_user_access(xe);  in __xe_display_pm_suspend()
328 		intel_display_driver_suspend(xe);  in __xe_display_pm_suspend()
331 	xe_display_flush_cleanup_work(xe);  in __xe_display_pm_suspend()
333 	intel_dp_mst_suspend(xe);  in __xe_display_pm_suspend()
335 	intel_hpd_cancel_work(xe);  in __xe_display_pm_suspend()
337 	if (!runtime && has_display(xe)) {  in __xe_display_pm_suspend()
338 		intel_display_driver_suspend_access(xe);  in __xe_display_pm_suspend()
339 		intel_encoder_suspend_all(&xe->display);  in __xe_display_pm_suspend()
344 	intel_dmc_suspend(xe);  in __xe_display_pm_suspend()
346 	if (runtime && has_display(xe))  in __xe_display_pm_suspend()
347 		intel_hpd_poll_enable(xe);  in __xe_display_pm_suspend()
350 void xe_display_pm_suspend(struct xe_device *xe)  in xe_display_pm_suspend()  argument
352 	__xe_display_pm_suspend(xe, false);  in xe_display_pm_suspend()
355 void xe_display_pm_runtime_suspend(struct xe_device *xe)  in xe_display_pm_runtime_suspend()  argument
357 	if (!xe->info.probe_display)  in xe_display_pm_runtime_suspend()
360 	if (xe->d3cold.allowed) {  in xe_display_pm_runtime_suspend()
361 		__xe_display_pm_suspend(xe, true);  in xe_display_pm_runtime_suspend()
365 	intel_hpd_poll_enable(xe);  in xe_display_pm_runtime_suspend()
368 void xe_display_pm_suspend_late(struct xe_device *xe)  in xe_display_pm_suspend_late()  argument
371 	if (!xe->info.probe_display)  in xe_display_pm_suspend_late()
374 	intel_power_domains_suspend(xe, s2idle);  in xe_display_pm_suspend_late()
376 	intel_display_power_suspend_late(xe);  in xe_display_pm_suspend_late()
379 void xe_display_pm_resume_early(struct xe_device *xe)  in xe_display_pm_resume_early()  argument
381 	if (!xe->info.probe_display)  in xe_display_pm_resume_early()
384 	intel_display_power_resume_early(xe);  in xe_display_pm_resume_early()
386 	intel_power_domains_resume(xe);  in xe_display_pm_resume_early()
389 static void __xe_display_pm_resume(struct xe_device *xe, bool runtime)  in __xe_display_pm_resume()  argument
391 	struct intel_display *display = &xe->display;  in __xe_display_pm_resume()
393 	if (!xe->info.probe_display)  in __xe_display_pm_resume()
396 	intel_dmc_resume(xe);  in __xe_display_pm_resume()
398 	if (has_display(xe))  in __xe_display_pm_resume()
399 		drm_mode_config_reset(&xe->drm);  in __xe_display_pm_resume()
401 	intel_display_driver_init_hw(xe);  in __xe_display_pm_resume()
402 	intel_hpd_init(xe);  in __xe_display_pm_resume()
404 	if (!runtime && has_display(xe))  in __xe_display_pm_resume()
405 		intel_display_driver_resume_access(xe);  in __xe_display_pm_resume()
408 	intel_dp_mst_resume(xe);  in __xe_display_pm_resume()
409 	if (!runtime && has_display(xe)) {  in __xe_display_pm_resume()
410 		intel_display_driver_resume(xe);  in __xe_display_pm_resume()
411 		drm_kms_helper_poll_enable(&xe->drm);  in __xe_display_pm_resume()
412 		intel_display_driver_enable_user_access(xe);  in __xe_display_pm_resume()
415 	if (has_display(xe))  in __xe_display_pm_resume()
416 		intel_hpd_poll_disable(xe);  in __xe_display_pm_resume()
420 	intel_fbdev_set_suspend(&xe->drm, FBINFO_STATE_RUNNING, false);  in __xe_display_pm_resume()
422 	intel_power_domains_enable(xe);  in __xe_display_pm_resume()
425 void xe_display_pm_resume(struct xe_device *xe)  in xe_display_pm_resume()  argument
427 	__xe_display_pm_resume(xe, false);  in xe_display_pm_resume()
430 void xe_display_pm_runtime_resume(struct xe_device *xe)  in xe_display_pm_runtime_resume()  argument
432 	if (!xe->info.probe_display)  in xe_display_pm_runtime_resume()
435 	if (xe->d3cold.allowed) {  in xe_display_pm_runtime_resume()
436 		__xe_display_pm_resume(xe, true);  in xe_display_pm_runtime_resume()
440 	intel_hpd_init(xe);  in xe_display_pm_runtime_resume()
441 	intel_hpd_poll_disable(xe);  in xe_display_pm_runtime_resume()
447 	struct xe_device *xe = arg;  in display_device_remove()  local
449 	intel_display_device_remove(xe);  in display_device_remove()
452 int xe_display_probe(struct xe_device *xe)  in xe_display_probe()  argument
456 	if (!xe->info.probe_display)  in xe_display_probe()
459 	intel_display_device_probe(xe);  in xe_display_probe()
461 	err = drmm_add_action_or_reset(&xe->drm, display_device_remove, xe);  in xe_display_probe()
465 	if (has_display(xe))  in xe_display_probe()
466 		return 0;  in xe_display_probe()
469 	xe->info.probe_display = false;  in xe_display_probe()
470 	unset_display_features(xe);  in xe_display_probe()
471 	return 0;  in xe_display_probe()