diff mbox

[3/6] drm/i915: Initialize LVDS and eDP outputs before anything else

Message ID 1279305992-19619-3-git-send-email-ajax@redhat.com (mailing list archive)
State Deferred, archived
Headers show

Commit Message

Adam Jackson July 16, 2010, 6:46 p.m. UTC 
None
diff mbox

Patch

diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 8359c50..b1b742b 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -5086,19 +5086,26 @@  static void intel_setup_outputs(struct drm_device *dev)
 {
 	struct drm_i915_private *dev_priv = dev->dev_private;
 	struct drm_encoder *encoder;
+	bool dpd_is_edp = false;
 
-	intel_crt_init(dev);
-
-	/* Set up integrated LVDS */
 	if (IS_MOBILE(dev) && !IS_I830(dev))
 		intel_lvds_init(dev);
 
 	if (HAS_PCH_SPLIT(dev)) {
-		int found;
+		dpd_is_edp = intel_dpd_is_edp(dev);
 
 		if (IS_MOBILE(dev) && (I915_READ(DP_A) & DP_DETECTED))
 			intel_dp_init(dev, DP_A);
 
+		if (dpd_is_edp && (I915_READ(PCH_DP_D) & DP_DETECTED))
+			intel_dp_init(dev, PCH_DP_D);
+	}
+
+	intel_crt_init(dev);
+
+	if (HAS_PCH_SPLIT(dev)) {
+		int found;
+
 		if (I915_READ(HDMIB) & PORT_DETECTED) {
 			/* PCH SDVOB multiplex with HDMIB */
 			found = intel_sdvo_init(dev, PCH_SDVOB);
@@ -5117,7 +5124,7 @@  static void intel_setup_outputs(struct drm_device *dev)
 		if (I915_READ(PCH_DP_C) & DP_DETECTED)
 			intel_dp_init(dev, PCH_DP_C);
 
-		if (I915_READ(PCH_DP_D) & DP_DETECTED)
+		if (!dpd_is_edp && (I915_READ(PCH_DP_D) & DP_DETECTED))
 			intel_dp_init(dev, PCH_DP_D);
 
 	} else if (SUPPORTS_DIGITAL_OUTPUTS(dev)) {
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index 48076a8..0468705 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -1415,7 +1415,7 @@  intel_trans_dp_port_sel (struct drm_crtc *crtc)
 }
 
 /* check the VBT to see whether the eDP is on DP-D port */
-static bool intel_dpd_is_edp(struct drm_device *dev)
+bool intel_dpd_is_edp(struct drm_device *dev)
 {
 	struct drm_i915_private *dev_priv = dev->dev_private;
 	struct child_device_config *p_child;
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index 3fbedd8..ab2f9a0 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -180,6 +180,7 @@  void
 intel_dp_set_m_n(struct drm_crtc *crtc, struct drm_display_mode *mode,
 		 struct drm_display_mode *adjusted_mode);
 extern bool intel_pch_has_edp(struct drm_crtc *crtc);
+extern bool intel_dpd_is_edp(struct drm_device *dev);
 extern void intel_edp_link_config (struct intel_encoder *, int *, int *);