drm/xe/display: Use display parent interface for xe runtime pm

Start using display parent interface for xe runtime pm.

v2: keep xe_display_rpm.c

Reviewed-by: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: Jouni Högander <jouni.hogander@intel.com>
Link: https://patch.msgid.link/20251030202836.1815680-7-jouni.hogander@intel.com

Author: hogander

drivers/gpu/drm/xe/Makefile

@@ -252,6 +252,7 @@ xe-$(CONFIG_DRM_XE_DISPLAY) += \
 	i915-display/intel_display_power.o \
 	i915-display/intel_display_power_map.o \
 	i915-display/intel_display_power_well.o \
+	i915-display/intel_display_rpm.o \
 	i915-display/intel_display_trace.o \
 	i915-display/intel_display_utils.o \
 	i915-display/intel_display_wa.o \

drivers/gpu/drm/xe/display/xe_display_rpm.c

@@ -9,71 +9,6 @@
 #include "xe_device_types.h"
 #include "xe_pm.h"
 
-static struct xe_device *display_to_xe(struct intel_display *display)
-{
-	return to_xe_device(display->drm);
-}
-
-struct ref_tracker *intel_display_rpm_get_raw(struct intel_display *display)
-{
-	return intel_display_rpm_get(display);
-}
-
-void intel_display_rpm_put_raw(struct intel_display *display, struct ref_tracker *wakeref)
-{
-	intel_display_rpm_put(display, wakeref);
-}
-
-struct ref_tracker *intel_display_rpm_get(struct intel_display *display)
-{
-	return xe_pm_runtime_resume_and_get(display_to_xe(display)) ? INTEL_WAKEREF_DEF : NULL;
-}
-
-struct ref_tracker *intel_display_rpm_get_if_in_use(struct intel_display *display)
-{
-	return xe_pm_runtime_get_if_in_use(display_to_xe(display)) ? INTEL_WAKEREF_DEF : NULL;
-}
-
-struct ref_tracker *intel_display_rpm_get_noresume(struct intel_display *display)
-{
-	xe_pm_runtime_get_noresume(display_to_xe(display));
-
-	return INTEL_WAKEREF_DEF;
-}
-
-void intel_display_rpm_put(struct intel_display *display, struct ref_tracker *wakeref)
-{
-	if (wakeref)
-		xe_pm_runtime_put(display_to_xe(display));
-}
-
-void intel_display_rpm_put_unchecked(struct intel_display *display)
-{
-	xe_pm_runtime_put(display_to_xe(display));
-}
-
-bool intel_display_rpm_suspended(struct intel_display *display)
-{
-	struct xe_device *xe = display_to_xe(display);
-
-	return pm_runtime_suspended(xe->drm.dev);
-}
-
-void assert_display_rpm_held(struct intel_display *display)
-{
-	/* FIXME */
-}
-
-void intel_display_rpm_assert_block(struct intel_display *display)
-{
-	/* FIXME */
-}
-
-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;