drm/komeda: Don't set struct drm_device.irq_enabled

The field drm_device.irq_enabled is only used by legacy drivers
with userspace modesetting. Don't set it in komeda.
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Acked-by: Liviu Dudau <liviu.dudau@arm.com>
Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20210625082222.3845-8-tzimmermann@suse.de

drivers/gpu/drm/arm/display/komeda/komeda_kms.c

@@ -301,8 +301,6 @@ struct komeda_kms_dev *komeda_kms_attach(struct komeda_dev *mdev)
 	if (err)
 		goto free_component_binding;
 
-	drm->irq_enabled = true;
-
 	drm_kms_helper_poll_init(drm);
 
 	err = drm_dev_register(drm, 0);
@@ -313,7 +311,6 @@ struct komeda_kms_dev *komeda_kms_attach(struct komeda_dev *mdev)
 
 free_interrupts:
 	drm_kms_helper_poll_fini(drm);
-	drm->irq_enabled = false;
 free_component_binding:
 	component_unbind_all(mdev->dev, drm);
 cleanup_mode_config:
@@ -331,7 +328,6 @@ void komeda_kms_detach(struct komeda_kms_dev *kms)
 	drm_dev_unregister(drm);
 	drm_kms_helper_poll_fini(drm);
 	drm_atomic_helper_shutdown(drm);
-	drm->irq_enabled = false;
 	component_unbind_all(mdev->dev, drm);
 	drm_mode_config_cleanup(drm);
 	komeda_kms_cleanup_private_objs(kms);