2 * Copyright (c) 2007 Dave Airlie <airlied@linux.ie>
3 * Copyright (c) 2007, 2010 Intel Corporation
4 * Jesse Barnes <jesse.barnes@intel.com>
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice (including the next
14 * paragraph) shall be included in all copies or substantial portions of the
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
20 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
22 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
23 * DEALINGS IN THE SOFTWARE.
26 #include <linux/slab.h>
27 #include <linux/i2c.h>
29 #include <drm/drm_edid.h>
32 #include "intel_drv.h"
36 * intel_ddc_get_modes - get modelist from monitor
37 * @connector: DRM connector device to use
38 * @adapter: i2c adapter
40 * Fetch the EDID information from @connector using the DDC bus.
42 int intel_ddc_get_modes(struct drm_connector *connector,
43 struct i2c_adapter *adapter)
48 edid = drm_get_edid(connector, adapter);
50 drm_mode_connector_update_edid_property(connector, edid);
51 ret = drm_add_edid_modes(connector, edid);
52 drm_edid_to_eld(connector, edid);
53 connector->display_info.raw_edid = NULL;
60 static const struct drm_prop_enum_list force_audio_names[] = {
61 { HDMI_AUDIO_OFF_DVI, "force-dvi" },
62 { HDMI_AUDIO_OFF, "off" },
63 { HDMI_AUDIO_AUTO, "auto" },
64 { HDMI_AUDIO_ON, "on" },
68 intel_attach_force_audio_property(struct drm_connector *connector)
70 struct drm_device *dev = connector->dev;
71 struct drm_i915_private *dev_priv = dev->dev_private;
72 struct drm_property *prop;
74 prop = dev_priv->force_audio_property;
76 prop = drm_property_create_enum(dev, 0,
79 ARRAY_SIZE(force_audio_names));
83 dev_priv->force_audio_property = prop;
85 drm_connector_attach_property(connector, prop, 0);
88 static const struct drm_prop_enum_list broadcast_rgb_names[] = {
90 { 1, "Limited 16:235" },
94 intel_attach_broadcast_rgb_property(struct drm_connector *connector)
96 struct drm_device *dev = connector->dev;
97 struct drm_i915_private *dev_priv = dev->dev_private;
98 struct drm_property *prop;
100 prop = dev_priv->broadcast_rgb_property;
102 prop = drm_property_create_enum(dev, DRM_MODE_PROP_ENUM,
105 ARRAY_SIZE(broadcast_rgb_names));
109 dev_priv->broadcast_rgb_property = prop;
112 drm_connector_attach_property(connector, prop, 0);