[PATCH] drm/i915: Extract intel_encoder_has_connectors()

* [PATCH] drm/i915: Extract intel_encoder_has_connectors()
@ 2016-02-17 19:28 ville.syrjala
  2016-02-18  7:59 ` ✓ Fi.CI.BAT: success for " Patchwork
  2016-02-18 11:02 ` [PATCH] " Daniel Vetter
  0 siblings, 2 replies; 4+ messages in thread
From: ville.syrjala @ 2016-02-17 19:28 UTC (permalink / raw)
  To: intel-gfx

From: Ville Syrjälä <ville.syrjala@linux.intel.com>

We have an open coded loop which tries to see if the encoder has any
connectors linked to it. Let's extract that to a helper similar to
intel_crtc_has_encoders().

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
---
 drivers/gpu/drm/i915/intel_display.c | 22 ++++++++++++----------
 1 file changed, 12 insertions(+), 10 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index afcabe455ad1..4071b75a7247 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -15486,6 +15486,17 @@ static bool intel_crtc_has_encoders(struct intel_crtc *crtc)
 	return false;
 }
 
+static bool intel_encoder_has_connectors(struct intel_encoder *encoder)
+{
+	struct drm_device *dev = encoder->base.dev;
+	struct intel_connector *connector;
+
+	for_each_connector_on_encoder(dev, &encoder->base, connector)
+		return true;
+
+	return false;
+}
+
 static void intel_sanitize_crtc(struct intel_crtc *crtc)
 {
 	struct drm_device *dev = crtc->base.dev;
@@ -15596,7 +15607,6 @@ static void intel_sanitize_encoder(struct intel_encoder *encoder)
 {
 	struct intel_connector *connector;
 	struct drm_device *dev = encoder->base.dev;
-	bool active = false;
 
 	/* We need to check both for a crtc link (meaning that the
 	 * encoder is active and trying to read from a pipe) and the
@@ -15604,15 +15614,7 @@ static void intel_sanitize_encoder(struct intel_encoder *encoder)
 	bool has_active_crtc = encoder->base.crtc &&
 		to_intel_crtc(encoder->base.crtc)->active;
 
-	for_each_intel_connector(dev, connector) {
-		if (connector->base.encoder != &encoder->base)
-			continue;
-
-		active = true;
-		break;
-	}
-
-	if (active && !has_active_crtc) {
+	if (intel_encoder_has_connectors(encoder) && !has_active_crtc) {
 		DRM_DEBUG_KMS("[ENCODER:%d:%s] has active connectors but no active pipe!\n",
 			      encoder->base.base.id,
 			      encoder->base.name);
-- 
2.4.10

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