diff options
| -rw-r--r-- | drivers/gpu/drm/xe/display/xe_display.c | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/xe/display/xe_display_rpm.c | 66 | ||||
| -rw-r--r-- | drivers/gpu/drm/xe/display/xe_display_rpm.h | 11 |
3 files changed, 79 insertions, 0 deletions
diff --git a/drivers/gpu/drm/xe/display/xe_display.c b/drivers/gpu/drm/xe/display/xe_display.c index 074341645960..7bfce5950a3c 100644 --- a/drivers/gpu/drm/xe/display/xe_display.c +++ b/drivers/gpu/drm/xe/display/xe_display.c @@ -35,6 +35,7 @@ #include "intel_hotplug.h" #include "intel_opregion.h" #include "skl_watermark.h" +#include "xe_display_rpm.h" #include "xe_module.h" /* Ensure drm and display members are placed properly. */ @@ -517,6 +518,7 @@ static void display_device_remove(struct drm_device *dev, void *arg) } static const struct intel_display_parent_interface parent = { + .rpm = &xe_display_rpm_interface, }; /** diff --git a/drivers/gpu/drm/xe/display/xe_display_rpm.c b/drivers/gpu/drm/xe/display/xe_display_rpm.c index 3825376e98cc..cae4e2fd36c7 100644 --- a/drivers/gpu/drm/xe/display/xe_display_rpm.c +++ b/drivers/gpu/drm/xe/display/xe_display_rpm.c @@ -1,6 +1,8 @@ // SPDX-License-Identifier: MIT /* Copyright © 2025 Intel Corporation */ +#include <drm/intel/display_parent_interface.h> + #include "intel_display_core.h" #include "intel_display_rpm.h" #include "xe_device.h" @@ -71,3 +73,67 @@ void intel_display_rpm_assert_unblock(struct intel_display *display) { /* FIXME */ } + +static struct ref_tracker *xe_display_rpm_get(const struct drm_device *drm) +{ + return xe_pm_runtime_resume_and_get(to_xe_device(drm)) ? INTEL_WAKEREF_DEF : NULL; +} + +static struct ref_tracker *xe_display_rpm_get_if_in_use(const struct drm_device *drm) +{ + return xe_pm_runtime_get_if_in_use(to_xe_device(drm)) ? INTEL_WAKEREF_DEF : NULL; +} + +static struct ref_tracker *xe_display_rpm_get_noresume(const struct drm_device *drm) +{ + xe_pm_runtime_get_noresume(to_xe_device(drm)); + + return INTEL_WAKEREF_DEF; +} + +static void xe_display_rpm_put(const struct drm_device *drm, struct ref_tracker *wakeref) +{ + if (wakeref) + xe_pm_runtime_put(to_xe_device(drm)); +} + +static void xe_display_rpm_put_unchecked(const struct drm_device *drm) +{ + xe_pm_runtime_put(to_xe_device(drm)); +} + +static bool xe_display_rpm_suspended(const struct drm_device *drm) +{ + struct xe_device *xe = to_xe_device(drm); + + return pm_runtime_suspended(xe->drm.dev); +} + +static void xe_display_rpm_assert_held(const struct drm_device *drm) +{ + /* FIXME */ +} + +static void xe_display_rpm_assert_block(const struct drm_device *drm) +{ + /* FIXME */ +} + +static void xe_display_rpm_assert_unblock(const struct drm_device *drm) +{ + /* FIXME */ +} + +const struct intel_display_rpm_interface xe_display_rpm_interface = { + .get = xe_display_rpm_get, + .get_raw = xe_display_rpm_get, + .get_if_in_use = xe_display_rpm_get_if_in_use, + .get_noresume = xe_display_rpm_get_noresume, + .put = xe_display_rpm_put, + .put_raw = xe_display_rpm_put, + .put_unchecked = xe_display_rpm_put_unchecked, + .suspended = xe_display_rpm_suspended, + .assert_held = xe_display_rpm_assert_held, + .assert_block = xe_display_rpm_assert_block, + .assert_unblock = xe_display_rpm_assert_unblock +}; diff --git a/drivers/gpu/drm/xe/display/xe_display_rpm.h b/drivers/gpu/drm/xe/display/xe_display_rpm.h new file mode 100644 index 000000000000..0bf9d31e87c1 --- /dev/null +++ b/drivers/gpu/drm/xe/display/xe_display_rpm.h @@ -0,0 +1,11 @@ +/* SPDX-License-Identifier: MIT */ +/* + * Copyright © 2025 Intel Corporation + */ + +#ifndef _XE_DISPLAY_RPM_H_ +#define _XE_DISPLAY_RPM_H_ + +extern const struct intel_display_rpm_interface xe_display_rpm_interface; + +#endif /* _XE_DISPLAY_RPM_H_ */ |