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path: root/drivers/gpu/drm/i915/intel_lvds.c
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Diffstat (limited to 'drivers/gpu/drm/i915/intel_lvds.c')
-rw-r--r--drivers/gpu/drm/i915/intel_lvds.c14
1 files changed, 13 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c
index c1cc5566e20..98ae3d73577 100644
--- a/drivers/gpu/drm/i915/intel_lvds.c
+++ b/drivers/gpu/drm/i915/intel_lvds.c
@@ -591,6 +591,18 @@ static void intel_lvds_mode_set(struct drm_encoder *encoder,
I915_WRITE(PFIT_CONTROL, lvds_priv->pfit_control);
}
+/* Some lid devices report incorrect lid status, assume they're connected */
+static const struct dmi_system_id bad_lid_status[] = {
+ {
+ .ident = "Aspire One",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Aspire one"),
+ },
+ },
+ { }
+};
+
/**
* Detect the LVDS connection.
*
@@ -602,7 +614,7 @@ static enum drm_connector_status intel_lvds_detect(struct drm_connector *connect
{
enum drm_connector_status status = connector_status_connected;
- if (!acpi_lid_open())
+ if (!acpi_lid_open() && !dmi_check_system(bad_lid_status))
status = connector_status_disconnected;
return status;