drm/i915/overlay: Extract i915_overlay_reset()

overlay->frontbuffer_bits tracking will move to the i915 side
of the parent vs. display driver split, so extract the reset
part of that into a new function (i915_overlay_reset()).

Reviewed-by: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patch.msgid.link/20260226100738.29997-9-ville.syrjala@linux.intel.com

diff --git a/drivers/gpu/drm/i915/display/intel_overlay.c b/drivers/gpu/drm/i915/display/intel_overlay.c
index adf419a30c651cd65865b35ed69a82539bf919e5..9070d88d25b5fc47d4d70f2686a33a281441c5d5 100644 (file)
--- a/drivers/gpu/drm/i915/display/intel_overlay.c
+++ b/drivers/gpu/drm/i915/display/intel_overlay.c
@@ -496,6 +496,17 @@ static int intel_overlay_release_old_vid(struct intel_overlay *overlay)
        return i915_active_wait(&overlay->last_flip);
 }
 
+static void i915_overlay_reset(struct drm_device *drm)
+{
+       struct intel_display *display = to_intel_display(drm);
+       struct intel_overlay *overlay = display->overlay;
+
+       if (!overlay)
+               return;
+
+       overlay->frontbuffer_bits = 0;
+}
+
 void intel_overlay_reset(struct intel_display *display)
 {
        struct intel_overlay *overlay = display->overlay;
@@ -506,7 +517,8 @@ void intel_overlay_reset(struct intel_display *display)
        overlay->old_xscale = 0;
        overlay->old_yscale = 0;
        overlay->crtc = NULL;
-       overlay->frontbuffer_bits = 0;
+
+       i915_overlay_reset(display->drm);
 }
 
 static int packed_depth_bytes(u32 format)