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[v2,11/13] drm/i915: Simplify skl_plane_has_planar()

Message ID 20180530171601.19073-2-ville.syrjala@linux.intel.com (mailing list archive)
State New, archived
Headers show

Commit Message

Ville Syrjälä May 30, 2018, 5:15 p.m. UTC 
From: Ville Syrjälä <ville.syrjala@linux.intel.com>

Untangle skl_plane_has_planar() into a more legible form.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
---
 drivers/gpu/drm/i915/intel_sprite.c | 36 +++++++++++++++++-------------------
 1 file changed, 17 insertions(+), 19 deletions(-)
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Patch

diff --git a/drivers/gpu/drm/i915/intel_sprite.c b/drivers/gpu/drm/i915/intel_sprite.c
index 0d45453166c5..e84755c9557a 100644
--- a/drivers/gpu/drm/i915/intel_sprite.c
+++ b/drivers/gpu/drm/i915/intel_sprite.c
@@ -1364,25 +1364,23 @@  static bool skl_plane_has_fbc(struct drm_i915_private *dev_priv,
 static bool skl_plane_has_planar(struct drm_i915_private *dev_priv,
 				 enum pipe pipe, enum plane_id plane_id)
 {
-	if (plane_id == PLANE_PRIMARY) {
-		if (IS_SKYLAKE(dev_priv) || IS_BROXTON(dev_priv))
-			return false;
-		else if ((INTEL_GEN(dev_priv) == 9 && pipe == PIPE_C) &&
-			 !IS_GEMINILAKE(dev_priv))
-			return false;
-	} else if (plane_id >= PLANE_SPRITE0) {
-		if (plane_id == PLANE_CURSOR)
-			return false;
-		if (IS_GEMINILAKE(dev_priv) || INTEL_GEN(dev_priv) == 10) {
-			if (plane_id != PLANE_SPRITE0)
-				return false;
-		} else {
-			if (plane_id != PLANE_SPRITE0 || pipe == PIPE_C ||
-			    IS_SKYLAKE(dev_priv) || IS_BROXTON(dev_priv))
-				return false;
-		}
-	}
-	return true;
+	if (plane_id == PLANE_CURSOR)
+		return false;
+
+	if (IS_SKYLAKE(dev_priv) || IS_BROXTON(dev_priv))
+		return false;
+
+	/* FIXME */
+	if (INTEL_GEN(dev_priv) >= 11)
+		return false;
+
+	if (INTEL_GEN(dev_priv) >= 10 || IS_GEMINILAKE(dev_priv))
+		return plane_id == PLANE_PRIMARY ||
+			plane_id == PLANE_SPRITE0;
+
+	return pipe != PIPE_C &&
+		(plane_id == PLANE_PRIMARY ||
+		 plane_id == PLANE_SPRITE0);
 }
 
 static bool skl_plane_has_ccs(struct drm_i915_private *dev_priv,