| 1 | // SPDX-License-Identifier: MIT |
| 2 | /* Copyright © 2025 Intel Corporation */ |
| 3 | |
| 4 | #include <drm/intel/display_parent_interface.h> |
| 5 | |
| 6 | #include "intel_display_core.h" |
| 7 | #include "intel_display_rpm.h" |
| 8 | #include "xe_device.h" |
| 9 | #include "xe_device_types.h" |
| 10 | #include "xe_pm.h" |
| 11 | |
| 12 | static struct ref_tracker *xe_display_rpm_get(const struct drm_device *drm) |
| 13 | { |
| 14 | return xe_pm_runtime_resume_and_get(xe: to_xe_device(dev: drm)) ? INTEL_WAKEREF_DEF : NULL; |
| 15 | } |
| 16 | |
| 17 | static struct ref_tracker *xe_display_rpm_get_if_in_use(const struct drm_device *drm) |
| 18 | { |
| 19 | return xe_pm_runtime_get_if_in_use(xe: to_xe_device(dev: drm)) ? INTEL_WAKEREF_DEF : NULL; |
| 20 | } |
| 21 | |
| 22 | static struct ref_tracker *xe_display_rpm_get_noresume(const struct drm_device *drm) |
| 23 | { |
| 24 | xe_pm_runtime_get_noresume(xe: to_xe_device(dev: drm)); |
| 25 | |
| 26 | return INTEL_WAKEREF_DEF; |
| 27 | } |
| 28 | |
| 29 | static void xe_display_rpm_put(const struct drm_device *drm, struct ref_tracker *wakeref) |
| 30 | { |
| 31 | if (wakeref) |
| 32 | xe_pm_runtime_put(xe: to_xe_device(dev: drm)); |
| 33 | } |
| 34 | |
| 35 | static void xe_display_rpm_put_unchecked(const struct drm_device *drm) |
| 36 | { |
| 37 | xe_pm_runtime_put(xe: to_xe_device(dev: drm)); |
| 38 | } |
| 39 | |
| 40 | static bool xe_display_rpm_suspended(const struct drm_device *drm) |
| 41 | { |
| 42 | struct xe_device *xe = to_xe_device(dev: drm); |
| 43 | |
| 44 | return pm_runtime_suspended(dev: xe->drm.dev); |
| 45 | } |
| 46 | |
| 47 | static void xe_display_rpm_assert_held(const struct drm_device *drm) |
| 48 | { |
| 49 | /* FIXME */ |
| 50 | } |
| 51 | |
| 52 | static void xe_display_rpm_assert_block(const struct drm_device *drm) |
| 53 | { |
| 54 | /* FIXME */ |
| 55 | } |
| 56 | |
| 57 | static void xe_display_rpm_assert_unblock(const struct drm_device *drm) |
| 58 | { |
| 59 | /* FIXME */ |
| 60 | } |
| 61 | |
| 62 | const struct intel_display_rpm_interface xe_display_rpm_interface = { |
| 63 | .get = xe_display_rpm_get, |
| 64 | .get_raw = xe_display_rpm_get, |
| 65 | .get_if_in_use = xe_display_rpm_get_if_in_use, |
| 66 | .get_noresume = xe_display_rpm_get_noresume, |
| 67 | .put = xe_display_rpm_put, |
| 68 | .put_raw = xe_display_rpm_put, |
| 69 | .put_unchecked = xe_display_rpm_put_unchecked, |
| 70 | .suspended = xe_display_rpm_suspended, |
| 71 | .assert_held = xe_display_rpm_assert_held, |
| 72 | .assert_block = xe_display_rpm_assert_block, |
| 73 | .assert_unblock = xe_display_rpm_assert_unblock |
| 74 | }; |
| 75 | |