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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.c22
1 files changed, 21 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c
index ccecfaf6307..b36a5214d8d 100644
--- a/drivers/gpu/drm/i915/intel_lvds.c
+++ b/drivers/gpu/drm/i915/intel_lvds.c
@@ -311,7 +311,7 @@ static int intel_lvds_get_modes(struct drm_connector *connector)
if (dev_priv->panel_fixed_mode != NULL) {
struct drm_display_mode *mode;
- mutex_unlock(&dev->mode_config.mutex);
+ mutex_lock(&dev->mode_config.mutex);
mode = drm_mode_duplicate(dev, dev_priv->panel_fixed_mode);
drm_mode_probed_add(connector, mode);
mutex_unlock(&dev->mode_config.mutex);
@@ -340,6 +340,18 @@ static void intel_lvds_destroy(struct drm_connector *connector)
kfree(connector);
}
+static int intel_lvds_set_property(struct drm_connector *connector,
+ struct drm_property *property,
+ uint64_t value)
+{
+ struct drm_device *dev = connector->dev;
+
+ if (property == dev->mode_config.dpms_property && connector->encoder)
+ intel_lvds_dpms(connector->encoder, (uint32_t)(value & 0xf));
+
+ return 0;
+}
+
static const struct drm_encoder_helper_funcs intel_lvds_helper_funcs = {
.dpms = intel_lvds_dpms,
.mode_fixup = intel_lvds_mode_fixup,
@@ -359,6 +371,7 @@ static const struct drm_connector_funcs intel_lvds_connector_funcs = {
.restore = intel_lvds_restore,
.detect = intel_lvds_detect,
.fill_modes = drm_helper_probe_single_connector_modes,
+ .set_property = intel_lvds_set_property,
.destroy = intel_lvds_destroy,
};
@@ -456,6 +469,13 @@ void intel_lvds_init(struct drm_device *dev)
dev_priv->panel_fixed_mode =
drm_mode_duplicate(dev, dev_priv->vbt_mode);
mutex_unlock(&dev->mode_config.mutex);
+ if (dev_priv->panel_fixed_mode) {
+ dev_priv->panel_fixed_mode->type |=
+ DRM_MODE_TYPE_PREFERRED;
+ drm_mode_probed_add(connector,
+ dev_priv->panel_fixed_mode);
+ goto out;
+ }
}
/*