diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c index c1cc5566e20b7427ac009dbd0c1b1d631f75f922..98ae3d73577ee473ed927065b2c0d6e540c33b36 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;