drm/{i915, xe}/display: Move dsm registration under intel_driver

Move dsm register/unregister calls from the drivers to under
intel_display_driver register/unregister.

v2: Rebase only

Reviewed-by: Jonathan Cavitt <jonathan.cavitt@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20250217200133.741758-1-rodrigo.vivi@intel.com
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>

Author: rodrigovivi

drivers/gpu/drm/i915/display/intel_display_driver.c

@@ -566,6 +566,8 @@ void intel_display_driver_register(struct intel_display *display)
 
 	intel_display_device_info_print(DISPLAY_INFO(display),
 					DISPLAY_RUNTIME_INFO(display), &p);
+
+	intel_register_dsm_handler();
 }
 
 /* part #1: call before irq uninstall */
@@ -643,6 +645,8 @@ void intel_display_driver_unregister(struct intel_display *display)
 	if (!HAS_DISPLAY(display))
 		return;
 
+	intel_unregister_dsm_handler();
+
 	drm_client_dev_unregister(display->drm);
 
 	/*

drivers/gpu/drm/i915/i915_driver.c

@@ -46,7 +46,6 @@
 #include <drm/drm_probe_helper.h>
 
 #include "display/i9xx_display_sr.h"
-#include "display/intel_acpi.h"
 #include "display/intel_bw.h"
 #include "display/intel_cdclk.h"
 #include "display/intel_crtc.h"
@@ -657,8 +656,6 @@ static void i915_driver_register(struct drm_i915_private *dev_priv)
 	intel_power_domains_enable(display);
 	intel_runtime_pm_enable(&dev_priv->runtime_pm);
 
-	intel_register_dsm_handler();
-
 	if (i915_switcheroo_register(dev_priv))
 		drm_err(&dev_priv->drm, "Failed to register vga switcheroo!\n");
 }
@@ -675,8 +672,6 @@ static void i915_driver_unregister(struct drm_i915_private *dev_priv)
 
 	i915_switcheroo_unregister(dev_priv);
 
-	intel_unregister_dsm_handler();
-
 	intel_runtime_pm_disable(&dev_priv->runtime_pm);
 	intel_power_domains_disable(display);
 

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

@@ -196,7 +196,6 @@ void xe_display_register(struct xe_device *xe)
 
 	intel_display_driver_register(display);
 	intel_power_domains_enable(display);
-	intel_register_dsm_handler();
 }
 
 void xe_display_unregister(struct xe_device *xe)
@@ -206,7 +205,6 @@ void xe_display_unregister(struct xe_device *xe)
 	if (!xe->info.probe_display)
 		return;
 
-	intel_unregister_dsm_handler();
 	intel_power_domains_disable(display);
 	intel_display_driver_unregister(display);
 }