Revert "drm/i915: Nuke ORIGIN_GTT"

This reverts commit 6154356. Signed-off-by: Timo Aaltonen <timo.aaltonen@canonical.com>
mariux64 · Jun 27, 2022 · db0d119 · db0d119
1 parent 0ab156b
commit db0d119
Show file tree

Hide file tree

Showing 2 changed files with 11 additions and 2 deletions.
diff --git a/drivers/gpu/drm/i915/display/intel_fbc.c b/drivers/gpu/drm/i915/display/intel_fbc.c
@@ -1136,7 +1136,7 @@ void intel_fbc_invalidate(struct drm_i915_private *dev_priv,
 	if (!HAS_FBC(dev_priv))
 		return;
 
-	if (origin == ORIGIN_FLIP)
+	if (origin == ORIGIN_GTT || origin == ORIGIN_FLIP)
 		return;
 
 	mutex_lock(&fbc->lock);
@@ -1157,6 +1157,14 @@ void intel_fbc_flush(struct drm_i915_private *dev_priv,
 	if (!HAS_FBC(dev_priv))
 		return;
 
+	/*
+	 * GTT tracking does not nuke the entire cfb
+	 * so don't clear busy_bits set for some other
+	 * reason.
+	 */
+	if (origin == ORIGIN_GTT)
+		return;
+
 	mutex_lock(&fbc->lock);
 
 	fbc->busy_bits &= ~frontbuffer_bits;

diff --git a/drivers/gpu/drm/i915/display/intel_frontbuffer.h b/drivers/gpu/drm/i915/display/intel_frontbuffer.h
@@ -33,7 +33,8 @@
 struct drm_i915_private;
 
 enum fb_op_origin {
-	ORIGIN_CPU = 0,
+	ORIGIN_GTT,
+	ORIGIN_CPU,
 	ORIGIN_CS,
 	ORIGIN_FLIP,
 	ORIGIN_DIRTYFB,