# Display code specific to xe
xe-$(CONFIG_DRM_XE_DISPLAY) += \
- xe_display.o \
- display/xe_fb_pin.o \
- display/xe_hdcp_gsc.o \
- display/xe_plane_initial.o \
- display/xe_display_rps.o \
+ display/ext/i915_irq.o \
+ display/ext/i915_utils.o \
+ display/intel_fb_bo.o \
+ display/intel_fbdev_fb.o \
+ display/xe_display.o \
display/xe_display_misc.o \
+ display/xe_display_rps.o \
display/xe_dsb_buffer.o \
- display/intel_fbdev_fb.o \
- display/intel_fb_bo.o \
- display/ext/i915_irq.o \
- display/ext/i915_utils.o
+ display/xe_fb_pin.o \
+ display/xe_hdcp_gsc.o \
+ display/xe_plane_initial.o
# SOC code shared with i915
xe-$(CONFIG_DRM_XE_DISPLAY) += \
--- /dev/null
+// SPDX-License-Identifier: MIT
+/*
+ * Copyright © 2023 Intel Corporation
+ */
+
+#include "xe_display.h"
+#include "regs/xe_regs.h"
+
+#include <linux/fb.h>
+
+#include <drm/drm_drv.h>
+#include <drm/drm_managed.h>
+#include <drm/xe_drm.h>
+
+#include "soc/intel_dram.h"
+#include "i915_drv.h" /* FIXME: HAS_DISPLAY() depends on this */
+#include "intel_acpi.h"
+#include "intel_audio.h"
+#include "intel_bw.h"
+#include "intel_display.h"
+#include "intel_display_driver.h"
+#include "intel_display_irq.h"
+#include "intel_display_types.h"
+#include "intel_dmc.h"
+#include "intel_dp.h"
+#include "intel_fbdev.h"
+#include "intel_hdcp.h"
+#include "intel_hotplug.h"
+#include "intel_opregion.h"
+#include "xe_module.h"
+
+/* Xe device functions */
+
+static bool has_display(struct xe_device *xe)
+{
+ return HAS_DISPLAY(xe);
+}
+
+/**
+ * xe_display_driver_probe_defer - Detect if we need to wait for other drivers
+ * early on
+ * @pdev: PCI device
+ *
+ * Returns: true if probe needs to be deferred, false otherwise
+ */
+bool xe_display_driver_probe_defer(struct pci_dev *pdev)
+{
+ if (!xe_modparam.enable_display)
+ return 0;
+
+ return intel_display_driver_probe_defer(pdev);
+}
+
+static void xe_display_last_close(struct drm_device *dev)
+{
+ struct xe_device *xe = to_xe_device(dev);
+
+ if (xe->info.enable_display)
+ intel_fbdev_restore_mode(to_xe_device(dev));
+}
+
+/**
+ * xe_display_driver_set_hooks - Add driver flags and hooks for display
+ * @driver: DRM device driver
+ *
+ * Set features and function hooks in @driver that are needed for driving the
+ * display IP. This sets the driver's capability of driving display, regardless
+ * if the device has it enabled
+ */
+void xe_display_driver_set_hooks(struct drm_driver *driver)
+{
+ if (!xe_modparam.enable_display)
+ return;
+
+ driver->driver_features |= DRIVER_MODESET | DRIVER_ATOMIC;
+ driver->lastclose = xe_display_last_close;
+}
+
+static void unset_display_features(struct xe_device *xe)
+{
+ xe->drm.driver_features &= ~(DRIVER_MODESET | DRIVER_ATOMIC);
+}
+
+static void display_destroy(struct drm_device *dev, void *dummy)
+{
+ struct xe_device *xe = to_xe_device(dev);
+
+ destroy_workqueue(xe->display.hotplug.dp_wq);
+}
+
+/**
+ * xe_display_create - create display struct
+ * @xe: XE device instance
+ *
+ * Initialize all fields used by the display part.
+ *
+ * TODO: once everything can be inside a single struct, make the struct opaque
+ * to the rest of xe and return it to be xe->display.
+ *
+ * Returns: 0 on success
+ */
+int xe_display_create(struct xe_device *xe)
+{
+ int err;
+
+ spin_lock_init(&xe->display.fb_tracking.lock);
+
+ xe->display.hotplug.dp_wq = alloc_ordered_workqueue("xe-dp", 0);
+
+ drmm_mutex_init(&xe->drm, &xe->sb_lock);
+ drmm_mutex_init(&xe->drm, &xe->display.backlight.lock);
+ drmm_mutex_init(&xe->drm, &xe->display.audio.mutex);
+ drmm_mutex_init(&xe->drm, &xe->display.wm.wm_mutex);
+ drmm_mutex_init(&xe->drm, &xe->display.pps.mutex);
+ drmm_mutex_init(&xe->drm, &xe->display.hdcp.hdcp_mutex);
+ xe->enabled_irq_mask = ~0;
+
+ err = drmm_add_action_or_reset(&xe->drm, display_destroy, NULL);
+ if (err)
+ return err;
+
+ return 0;
+}
+
+static void xe_display_fini_nommio(struct drm_device *dev, void *dummy)
+{
+ struct xe_device *xe = to_xe_device(dev);
+
+ if (!xe->info.enable_display)
+ return;
+
+ intel_power_domains_cleanup(xe);
+}
+
+int xe_display_init_nommio(struct xe_device *xe)
+{
+ int err;
+
+ if (!xe->info.enable_display)
+ return 0;
+
+ /* Fake uncore lock */
+ spin_lock_init(&xe->uncore.lock);
+
+ /* This must be called before any calls to HAS_PCH_* */
+ intel_detect_pch(xe);
+
+ err = intel_power_domains_init(xe);
+ if (err)
+ return err;
+
+ return drmm_add_action_or_reset(&xe->drm, xe_display_fini_nommio, xe);
+}
+
+static void xe_display_fini_noirq(struct drm_device *dev, void *dummy)
+{
+ struct xe_device *xe = to_xe_device(dev);
+
+ if (!xe->info.enable_display)
+ return;
+
+ intel_display_driver_remove_noirq(xe);
+ intel_power_domains_driver_remove(xe);
+}
+
+int xe_display_init_noirq(struct xe_device *xe)
+{
+ int err;
+
+ if (!xe->info.enable_display)
+ return 0;
+
+ intel_display_driver_early_probe(xe);
+
+ /* Early display init.. */
+ intel_opregion_setup(xe);
+
+ /*
+ * Fill the dram structure to get the system dram info. This will be
+ * used for memory latency calculation.
+ */
+ intel_dram_detect(xe);
+
+ intel_bw_init_hw(xe);
+
+ intel_display_device_info_runtime_init(xe);
+
+ err = intel_display_driver_probe_noirq(xe);
+ if (err)
+ return err;
+
+ return drmm_add_action_or_reset(&xe->drm, xe_display_fini_noirq, NULL);
+}
+
+static void xe_display_fini_noaccel(struct drm_device *dev, void *dummy)
+{
+ struct xe_device *xe = to_xe_device(dev);
+
+ if (!xe->info.enable_display)
+ return;
+
+ intel_display_driver_remove_nogem(xe);
+}
+
+int xe_display_init_noaccel(struct xe_device *xe)
+{
+ int err;
+
+ if (!xe->info.enable_display)
+ return 0;
+
+ err = intel_display_driver_probe_nogem(xe);
+ if (err)
+ return err;
+
+ return drmm_add_action_or_reset(&xe->drm, xe_display_fini_noaccel, NULL);
+}
+
+int xe_display_init(struct xe_device *xe)
+{
+ if (!xe->info.enable_display)
+ return 0;
+
+ return intel_display_driver_probe(xe);
+}
+
+void xe_display_fini(struct xe_device *xe)
+{
+ if (!xe->info.enable_display)
+ return;
+
+ /* poll work can call into fbdev, hence clean that up afterwards */
+ intel_hpd_poll_fini(xe);
+ intel_fbdev_fini(xe);
+
+ intel_hdcp_component_fini(xe);
+ intel_audio_deinit(xe);
+}
+
+void xe_display_register(struct xe_device *xe)
+{
+ if (!xe->info.enable_display)
+ return;
+
+ intel_display_driver_register(xe);
+ intel_register_dsm_handler();
+ intel_power_domains_enable(xe);
+}
+
+void xe_display_unregister(struct xe_device *xe)
+{
+ if (!xe->info.enable_display)
+ return;
+
+ intel_unregister_dsm_handler();
+ intel_power_domains_disable(xe);
+ intel_display_driver_unregister(xe);
+}
+
+void xe_display_driver_remove(struct xe_device *xe)
+{
+ if (!xe->info.enable_display)
+ return;
+
+ intel_display_driver_remove(xe);
+
+ intel_display_device_remove(xe);
+}
+
+/* IRQ-related functions */
+
+void xe_display_irq_handler(struct xe_device *xe, u32 master_ctl)
+{
+ if (!xe->info.enable_display)
+ return;
+
+ if (master_ctl & DISPLAY_IRQ)
+ gen11_display_irq_handler(xe);
+}
+
+void xe_display_irq_enable(struct xe_device *xe, u32 gu_misc_iir)
+{
+ if (!xe->info.enable_display)
+ return;
+
+ if (gu_misc_iir & GU_MISC_GSE)
+ intel_opregion_asle_intr(xe);
+}
+
+void xe_display_irq_reset(struct xe_device *xe)
+{
+ if (!xe->info.enable_display)
+ return;
+
+ gen11_display_irq_reset(xe);
+}
+
+void xe_display_irq_postinstall(struct xe_device *xe, struct xe_gt *gt)
+{
+ if (!xe->info.enable_display)
+ return;
+
+ if (gt->info.id == XE_GT0)
+ gen11_de_irq_postinstall(xe);
+}
+
+static void intel_suspend_encoders(struct xe_device *xe)
+{
+ struct drm_device *dev = &xe->drm;
+ struct intel_encoder *encoder;
+
+ if (has_display(xe))
+ return;
+
+ drm_modeset_lock_all(dev);
+ for_each_intel_encoder(dev, encoder)
+ if (encoder->suspend)
+ encoder->suspend(encoder);
+ drm_modeset_unlock_all(dev);
+}
+
+static bool suspend_to_idle(void)
+{
+#if IS_ENABLED(CONFIG_ACPI_SLEEP)
+ if (acpi_target_system_state() < ACPI_STATE_S3)
+ return true;
+#endif
+ return false;
+}
+
+void xe_display_pm_suspend(struct xe_device *xe)
+{
+ bool s2idle = suspend_to_idle();
+ if (!xe->info.enable_display)
+ return;
+
+ /*
+ * We do a lot of poking in a lot of registers, make sure they work
+ * properly.
+ */
+ intel_power_domains_disable(xe);
+ if (has_display(xe))
+ drm_kms_helper_poll_disable(&xe->drm);
+
+ intel_display_driver_suspend(xe);
+
+ intel_dp_mst_suspend(xe);
+
+ intel_hpd_cancel_work(xe);
+
+ intel_suspend_encoders(xe);
+
+ intel_opregion_suspend(xe, s2idle ? PCI_D1 : PCI_D3cold);
+
+ intel_fbdev_set_suspend(&xe->drm, FBINFO_STATE_SUSPENDED, true);
+
+ intel_dmc_suspend(xe);
+}
+
+void xe_display_pm_suspend_late(struct xe_device *xe)
+{
+ bool s2idle = suspend_to_idle();
+ if (!xe->info.enable_display)
+ return;
+
+ intel_power_domains_suspend(xe, s2idle);
+
+ intel_display_power_suspend_late(xe);
+}
+
+void xe_display_pm_resume_early(struct xe_device *xe)
+{
+ if (!xe->info.enable_display)
+ return;
+
+ intel_display_power_resume_early(xe);
+
+ intel_power_domains_resume(xe);
+}
+
+void xe_display_pm_resume(struct xe_device *xe)
+{
+ if (!xe->info.enable_display)
+ return;
+
+ intel_dmc_resume(xe);
+
+ if (has_display(xe))
+ drm_mode_config_reset(&xe->drm);
+
+ intel_display_driver_init_hw(xe);
+ intel_hpd_init(xe);
+
+ /* MST sideband requires HPD interrupts enabled */
+ intel_dp_mst_resume(xe);
+ intel_display_driver_resume(xe);
+
+ intel_hpd_poll_disable(xe);
+ if (has_display(xe))
+ drm_kms_helper_poll_enable(&xe->drm);
+
+ intel_opregion_resume(xe);
+
+ intel_fbdev_set_suspend(&xe->drm, FBINFO_STATE_RUNNING, false);
+
+ intel_power_domains_enable(xe);
+}
+
+void xe_display_probe(struct xe_device *xe)
+{
+ if (!xe->info.enable_display)
+ goto no_display;
+
+ intel_display_device_probe(xe);
+
+ if (has_display(xe))
+ return;
+
+no_display:
+ xe->info.enable_display = false;
+ unset_display_features(xe);
+}
--- /dev/null
+/* SPDX-License-Identifier: MIT */
+/*
+ * Copyright © 2023 Intel Corporation
+ */
+
+#ifndef _XE_DISPLAY_H_
+#define _XE_DISPLAY_H_
+
+#include "xe_device.h"
+
+struct drm_driver;
+
+#if IS_ENABLED(CONFIG_DRM_XE_DISPLAY)
+
+bool xe_display_driver_probe_defer(struct pci_dev *pdev);
+void xe_display_driver_set_hooks(struct drm_driver *driver);
+void xe_display_driver_remove(struct xe_device *xe);
+
+int xe_display_create(struct xe_device *xe);
+
+void xe_display_probe(struct xe_device *xe);
+
+int xe_display_init_nommio(struct xe_device *xe);
+int xe_display_init_noirq(struct xe_device *xe);
+int xe_display_init_noaccel(struct xe_device *xe);
+int xe_display_init(struct xe_device *xe);
+void xe_display_fini(struct xe_device *xe);
+
+void xe_display_register(struct xe_device *xe);
+void xe_display_unregister(struct xe_device *xe);
+
+void xe_display_irq_handler(struct xe_device *xe, u32 master_ctl);
+void xe_display_irq_enable(struct xe_device *xe, u32 gu_misc_iir);
+void xe_display_irq_reset(struct xe_device *xe);
+void xe_display_irq_postinstall(struct xe_device *xe, struct xe_gt *gt);
+
+void xe_display_pm_suspend(struct xe_device *xe);
+void xe_display_pm_suspend_late(struct xe_device *xe);
+void xe_display_pm_resume_early(struct xe_device *xe);
+void xe_display_pm_resume(struct xe_device *xe);
+
+#else
+
+static inline int xe_display_driver_probe_defer(struct pci_dev *pdev) { return 0; }
+static inline void xe_display_driver_set_hooks(struct drm_driver *driver) { }
+static inline void xe_display_driver_remove(struct xe_device *xe) {}
+
+static inline int xe_display_create(struct xe_device *xe) { return 0; }
+
+static inline void xe_display_probe(struct xe_device *xe) { }
+
+static inline int xe_display_init_nommio(struct xe_device *xe) { return 0; }
+static inline int xe_display_init_noirq(struct xe_device *xe) { return 0; }
+static inline int xe_display_init_noaccel(struct xe_device *xe) { return 0; }
+static inline int xe_display_init(struct xe_device *xe) { return 0; }
+static inline void xe_display_fini(struct xe_device *xe) {}
+
+static inline void xe_display_register(struct xe_device *xe) {}
+static inline void xe_display_unregister(struct xe_device *xe) {}
+
+static inline void xe_display_irq_handler(struct xe_device *xe, u32 master_ctl) {}
+static inline void xe_display_irq_enable(struct xe_device *xe, u32 gu_misc_iir) {}
+static inline void xe_display_irq_reset(struct xe_device *xe) {}
+static inline void xe_display_irq_postinstall(struct xe_device *xe, struct xe_gt *gt) {}
+
+static inline void xe_display_pm_suspend(struct xe_device *xe) {}
+static inline void xe_display_pm_suspend_late(struct xe_device *xe) {}
+static inline void xe_display_pm_resume_early(struct xe_device *xe) {}
+static inline void xe_display_pm_resume(struct xe_device *xe) {}
+
+#endif /* CONFIG_DRM_XE_DISPLAY */
+#endif /* _XE_DISPLAY_H_ */
+++ /dev/null
-// SPDX-License-Identifier: MIT
-/*
- * Copyright © 2023 Intel Corporation
- */
-
-#include "xe_display.h"
-#include "regs/xe_regs.h"
-
-#include <linux/fb.h>
-
-#include <drm/drm_drv.h>
-#include <drm/drm_managed.h>
-#include <drm/xe_drm.h>
-
-#include "soc/intel_dram.h"
-#include "i915_drv.h" /* FIXME: HAS_DISPLAY() depends on this */
-#include "intel_acpi.h"
-#include "intel_audio.h"
-#include "intel_bw.h"
-#include "intel_display.h"
-#include "intel_display_driver.h"
-#include "intel_display_irq.h"
-#include "intel_display_types.h"
-#include "intel_dmc.h"
-#include "intel_dp.h"
-#include "intel_fbdev.h"
-#include "intel_hdcp.h"
-#include "intel_hotplug.h"
-#include "intel_opregion.h"
-#include "xe_module.h"
-
-/* Xe device functions */
-
-static bool has_display(struct xe_device *xe)
-{
- return HAS_DISPLAY(xe);
-}
-
-/**
- * xe_display_driver_probe_defer - Detect if we need to wait for other drivers
- * early on
- * @pdev: PCI device
- *
- * Returns: true if probe needs to be deferred, false otherwise
- */
-bool xe_display_driver_probe_defer(struct pci_dev *pdev)
-{
- if (!xe_modparam.enable_display)
- return 0;
-
- return intel_display_driver_probe_defer(pdev);
-}
-
-static void xe_display_last_close(struct drm_device *dev)
-{
- struct xe_device *xe = to_xe_device(dev);
-
- if (xe->info.enable_display)
- intel_fbdev_restore_mode(to_xe_device(dev));
-}
-
-/**
- * xe_display_driver_set_hooks - Add driver flags and hooks for display
- * @driver: DRM device driver
- *
- * Set features and function hooks in @driver that are needed for driving the
- * display IP. This sets the driver's capability of driving display, regardless
- * if the device has it enabled
- */
-void xe_display_driver_set_hooks(struct drm_driver *driver)
-{
- if (!xe_modparam.enable_display)
- return;
-
- driver->driver_features |= DRIVER_MODESET | DRIVER_ATOMIC;
- driver->lastclose = xe_display_last_close;
-}
-
-static void unset_display_features(struct xe_device *xe)
-{
- xe->drm.driver_features &= ~(DRIVER_MODESET | DRIVER_ATOMIC);
-}
-
-static void display_destroy(struct drm_device *dev, void *dummy)
-{
- struct xe_device *xe = to_xe_device(dev);
-
- destroy_workqueue(xe->display.hotplug.dp_wq);
-}
-
-/**
- * xe_display_create - create display struct
- * @xe: XE device instance
- *
- * Initialize all fields used by the display part.
- *
- * TODO: once everything can be inside a single struct, make the struct opaque
- * to the rest of xe and return it to be xe->display.
- *
- * Returns: 0 on success
- */
-int xe_display_create(struct xe_device *xe)
-{
- int err;
-
- spin_lock_init(&xe->display.fb_tracking.lock);
-
- xe->display.hotplug.dp_wq = alloc_ordered_workqueue("xe-dp", 0);
-
- drmm_mutex_init(&xe->drm, &xe->sb_lock);
- drmm_mutex_init(&xe->drm, &xe->display.backlight.lock);
- drmm_mutex_init(&xe->drm, &xe->display.audio.mutex);
- drmm_mutex_init(&xe->drm, &xe->display.wm.wm_mutex);
- drmm_mutex_init(&xe->drm, &xe->display.pps.mutex);
- drmm_mutex_init(&xe->drm, &xe->display.hdcp.hdcp_mutex);
- xe->enabled_irq_mask = ~0;
-
- err = drmm_add_action_or_reset(&xe->drm, display_destroy, NULL);
- if (err)
- return err;
-
- return 0;
-}
-
-static void xe_display_fini_nommio(struct drm_device *dev, void *dummy)
-{
- struct xe_device *xe = to_xe_device(dev);
-
- if (!xe->info.enable_display)
- return;
-
- intel_power_domains_cleanup(xe);
-}
-
-int xe_display_init_nommio(struct xe_device *xe)
-{
- int err;
-
- if (!xe->info.enable_display)
- return 0;
-
- /* Fake uncore lock */
- spin_lock_init(&xe->uncore.lock);
-
- /* This must be called before any calls to HAS_PCH_* */
- intel_detect_pch(xe);
-
- err = intel_power_domains_init(xe);
- if (err)
- return err;
-
- return drmm_add_action_or_reset(&xe->drm, xe_display_fini_nommio, xe);
-}
-
-static void xe_display_fini_noirq(struct drm_device *dev, void *dummy)
-{
- struct xe_device *xe = to_xe_device(dev);
-
- if (!xe->info.enable_display)
- return;
-
- intel_display_driver_remove_noirq(xe);
- intel_power_domains_driver_remove(xe);
-}
-
-int xe_display_init_noirq(struct xe_device *xe)
-{
- int err;
-
- if (!xe->info.enable_display)
- return 0;
-
- intel_display_driver_early_probe(xe);
-
- /* Early display init.. */
- intel_opregion_setup(xe);
-
- /*
- * Fill the dram structure to get the system dram info. This will be
- * used for memory latency calculation.
- */
- intel_dram_detect(xe);
-
- intel_bw_init_hw(xe);
-
- intel_display_device_info_runtime_init(xe);
-
- err = intel_display_driver_probe_noirq(xe);
- if (err)
- return err;
-
- return drmm_add_action_or_reset(&xe->drm, xe_display_fini_noirq, NULL);
-}
-
-static void xe_display_fini_noaccel(struct drm_device *dev, void *dummy)
-{
- struct xe_device *xe = to_xe_device(dev);
-
- if (!xe->info.enable_display)
- return;
-
- intel_display_driver_remove_nogem(xe);
-}
-
-int xe_display_init_noaccel(struct xe_device *xe)
-{
- int err;
-
- if (!xe->info.enable_display)
- return 0;
-
- err = intel_display_driver_probe_nogem(xe);
- if (err)
- return err;
-
- return drmm_add_action_or_reset(&xe->drm, xe_display_fini_noaccel, NULL);
-}
-
-int xe_display_init(struct xe_device *xe)
-{
- if (!xe->info.enable_display)
- return 0;
-
- return intel_display_driver_probe(xe);
-}
-
-void xe_display_fini(struct xe_device *xe)
-{
- if (!xe->info.enable_display)
- return;
-
- /* poll work can call into fbdev, hence clean that up afterwards */
- intel_hpd_poll_fini(xe);
- intel_fbdev_fini(xe);
-
- intel_hdcp_component_fini(xe);
- intel_audio_deinit(xe);
-}
-
-void xe_display_register(struct xe_device *xe)
-{
- if (!xe->info.enable_display)
- return;
-
- intel_display_driver_register(xe);
- intel_register_dsm_handler();
- intel_power_domains_enable(xe);
-}
-
-void xe_display_unregister(struct xe_device *xe)
-{
- if (!xe->info.enable_display)
- return;
-
- intel_unregister_dsm_handler();
- intel_power_domains_disable(xe);
- intel_display_driver_unregister(xe);
-}
-
-void xe_display_driver_remove(struct xe_device *xe)
-{
- if (!xe->info.enable_display)
- return;
-
- intel_display_driver_remove(xe);
-
- intel_display_device_remove(xe);
-}
-
-/* IRQ-related functions */
-
-void xe_display_irq_handler(struct xe_device *xe, u32 master_ctl)
-{
- if (!xe->info.enable_display)
- return;
-
- if (master_ctl & DISPLAY_IRQ)
- gen11_display_irq_handler(xe);
-}
-
-void xe_display_irq_enable(struct xe_device *xe, u32 gu_misc_iir)
-{
- if (!xe->info.enable_display)
- return;
-
- if (gu_misc_iir & GU_MISC_GSE)
- intel_opregion_asle_intr(xe);
-}
-
-void xe_display_irq_reset(struct xe_device *xe)
-{
- if (!xe->info.enable_display)
- return;
-
- gen11_display_irq_reset(xe);
-}
-
-void xe_display_irq_postinstall(struct xe_device *xe, struct xe_gt *gt)
-{
- if (!xe->info.enable_display)
- return;
-
- if (gt->info.id == XE_GT0)
- gen11_de_irq_postinstall(xe);
-}
-
-static void intel_suspend_encoders(struct xe_device *xe)
-{
- struct drm_device *dev = &xe->drm;
- struct intel_encoder *encoder;
-
- if (has_display(xe))
- return;
-
- drm_modeset_lock_all(dev);
- for_each_intel_encoder(dev, encoder)
- if (encoder->suspend)
- encoder->suspend(encoder);
- drm_modeset_unlock_all(dev);
-}
-
-static bool suspend_to_idle(void)
-{
-#if IS_ENABLED(CONFIG_ACPI_SLEEP)
- if (acpi_target_system_state() < ACPI_STATE_S3)
- return true;
-#endif
- return false;
-}
-
-void xe_display_pm_suspend(struct xe_device *xe)
-{
- bool s2idle = suspend_to_idle();
- if (!xe->info.enable_display)
- return;
-
- /*
- * We do a lot of poking in a lot of registers, make sure they work
- * properly.
- */
- intel_power_domains_disable(xe);
- if (has_display(xe))
- drm_kms_helper_poll_disable(&xe->drm);
-
- intel_display_driver_suspend(xe);
-
- intel_dp_mst_suspend(xe);
-
- intel_hpd_cancel_work(xe);
-
- intel_suspend_encoders(xe);
-
- intel_opregion_suspend(xe, s2idle ? PCI_D1 : PCI_D3cold);
-
- intel_fbdev_set_suspend(&xe->drm, FBINFO_STATE_SUSPENDED, true);
-
- intel_dmc_suspend(xe);
-}
-
-void xe_display_pm_suspend_late(struct xe_device *xe)
-{
- bool s2idle = suspend_to_idle();
- if (!xe->info.enable_display)
- return;
-
- intel_power_domains_suspend(xe, s2idle);
-
- intel_display_power_suspend_late(xe);
-}
-
-void xe_display_pm_resume_early(struct xe_device *xe)
-{
- if (!xe->info.enable_display)
- return;
-
- intel_display_power_resume_early(xe);
-
- intel_power_domains_resume(xe);
-}
-
-void xe_display_pm_resume(struct xe_device *xe)
-{
- if (!xe->info.enable_display)
- return;
-
- intel_dmc_resume(xe);
-
- if (has_display(xe))
- drm_mode_config_reset(&xe->drm);
-
- intel_display_driver_init_hw(xe);
- intel_hpd_init(xe);
-
- /* MST sideband requires HPD interrupts enabled */
- intel_dp_mst_resume(xe);
- intel_display_driver_resume(xe);
-
- intel_hpd_poll_disable(xe);
- if (has_display(xe))
- drm_kms_helper_poll_enable(&xe->drm);
-
- intel_opregion_resume(xe);
-
- intel_fbdev_set_suspend(&xe->drm, FBINFO_STATE_RUNNING, false);
-
- intel_power_domains_enable(xe);
-}
-
-void xe_display_probe(struct xe_device *xe)
-{
- if (!xe->info.enable_display)
- goto no_display;
-
- intel_display_device_probe(xe);
-
- if (has_display(xe))
- return;
-
-no_display:
- xe->info.enable_display = false;
- unset_display_features(xe);
-}
+++ /dev/null
-/* SPDX-License-Identifier: MIT */
-/*
- * Copyright © 2023 Intel Corporation
- */
-
-#ifndef _XE_DISPLAY_H_
-#define _XE_DISPLAY_H_
-
-#include "xe_device.h"
-
-struct drm_driver;
-
-#if IS_ENABLED(CONFIG_DRM_XE_DISPLAY)
-
-bool xe_display_driver_probe_defer(struct pci_dev *pdev);
-void xe_display_driver_set_hooks(struct drm_driver *driver);
-void xe_display_driver_remove(struct xe_device *xe);
-
-int xe_display_create(struct xe_device *xe);
-
-void xe_display_probe(struct xe_device *xe);
-
-int xe_display_init_nommio(struct xe_device *xe);
-int xe_display_init_noirq(struct xe_device *xe);
-int xe_display_init_noaccel(struct xe_device *xe);
-int xe_display_init(struct xe_device *xe);
-void xe_display_fini(struct xe_device *xe);
-
-void xe_display_register(struct xe_device *xe);
-void xe_display_unregister(struct xe_device *xe);
-
-void xe_display_irq_handler(struct xe_device *xe, u32 master_ctl);
-void xe_display_irq_enable(struct xe_device *xe, u32 gu_misc_iir);
-void xe_display_irq_reset(struct xe_device *xe);
-void xe_display_irq_postinstall(struct xe_device *xe, struct xe_gt *gt);
-
-void xe_display_pm_suspend(struct xe_device *xe);
-void xe_display_pm_suspend_late(struct xe_device *xe);
-void xe_display_pm_resume_early(struct xe_device *xe);
-void xe_display_pm_resume(struct xe_device *xe);
-
-#else
-
-static inline int xe_display_driver_probe_defer(struct pci_dev *pdev) { return 0; }
-static inline void xe_display_driver_set_hooks(struct drm_driver *driver) { }
-static inline void xe_display_driver_remove(struct xe_device *xe) {}
-
-static inline int xe_display_create(struct xe_device *xe) { return 0; }
-
-static inline void xe_display_probe(struct xe_device *xe) { }
-
-static inline int xe_display_init_nommio(struct xe_device *xe) { return 0; }
-static inline int xe_display_init_noirq(struct xe_device *xe) { return 0; }
-static inline int xe_display_init_noaccel(struct xe_device *xe) { return 0; }
-static inline int xe_display_init(struct xe_device *xe) { return 0; }
-static inline void xe_display_fini(struct xe_device *xe) {}
-
-static inline void xe_display_register(struct xe_device *xe) {}
-static inline void xe_display_unregister(struct xe_device *xe) {}
-
-static inline void xe_display_irq_handler(struct xe_device *xe, u32 master_ctl) {}
-static inline void xe_display_irq_enable(struct xe_device *xe, u32 gu_misc_iir) {}
-static inline void xe_display_irq_reset(struct xe_device *xe) {}
-static inline void xe_display_irq_postinstall(struct xe_device *xe, struct xe_gt *gt) {}
-
-static inline void xe_display_pm_suspend(struct xe_device *xe) {}
-static inline void xe_display_pm_suspend_late(struct xe_device *xe) {}
-static inline void xe_display_pm_resume_early(struct xe_device *xe) {}
-static inline void xe_display_pm_resume(struct xe_device *xe) {}
-
-#endif /* CONFIG_DRM_XE_DISPLAY */
-#endif /* _XE_DISPLAY_H_ */
projects / linux.git / commitdiff