---

yaml
---
r: 286833
b: refs/heads/master
c: 8ca4013
h: refs/heads/master
i:
  286831: 33adcec
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 07c1e8c1462fa7324de4c36ae9e55da2abd79cee
+refs/heads/master: 8ca4013d702dae4913fbb625aabf4c2966cdf1f0

trunk/drivers/gpu/drm/i915/intel_crt.c

@@ -24,6 +24,7 @@
  *	Eric Anholt <eric@anholt.net>
  */
 
+#include <linux/dmi.h>
 #include <linux/i2c.h>
 #include <linux/slab.h>
 #include "drmP.h"
@@ -540,13 +541,35 @@ static const struct drm_encoder_funcs intel_crt_enc_funcs = {
 	.destroy = intel_encoder_destroy,
 };
 
+static int __init intel_no_crt_dmi_callback(const struct dmi_system_id *id)
+{
+	DRM_DEBUG_KMS("Skipping CRT initialization for %s\n", id->ident);
+	return 1;
+}
+
+static const struct dmi_system_id intel_no_crt[] = {
+	{
+		.callback = intel_no_crt_dmi_callback,
+		.ident = "ACER ZGB",
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "ACER"),
+			DMI_MATCH(DMI_PRODUCT_NAME, "ZGB"),
+		},
+	},
+	{ }
+};
+
 void intel_crt_init(struct drm_device *dev)
 {
 	struct drm_connector *connector;
 	struct intel_crt *crt;
 	struct intel_connector *intel_connector;
 	struct drm_i915_private *dev_priv = dev->dev_private;
 
+	/* Skip machines without VGA that falsely report hotplug events */
+	if (dmi_check_system(intel_no_crt))
+		return;
+
 	crt = kzalloc(sizeof(struct intel_crt), GFP_KERNEL);
 	if (!crt)
 		return;