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 <sys/cdefs.h>
27 __FBSDID("$FreeBSD$");
29 #include <dev/drm2/drmP.h>
30 #include <dev/drm2/drm.h>
31 #include <dev/drm2/i915/i915_drm.h>
32 #include <dev/drm2/i915/i915_drv.h>
33 #include <dev/drm2/i915/intel_drv.h>
34 #include <dev/drm2/drm_edid.h>
35 #include <dev/iicbus/iiconf.h>
41 bool intel_ddc_probe(struct intel_encoder *intel_encoder, int ddc_bus)
43 struct drm_i915_private *dev_priv = intel_encoder->base.dev->dev_private;
44 u8 out_buf[] = { 0x0, 0x0};
46 struct iic_msg msgs[] = {
61 return (iicbus_transfer(dev_priv->gmbus[ddc_bus], msgs, 2)
66 * intel_ddc_get_modes - get modelist from monitor
67 * @connector: DRM connector device to use
68 * @adapter: i2c adapter
70 * Fetch the EDID information from @connector using the DDC bus.
73 intel_ddc_get_modes(struct drm_connector *connector, device_t adapter)
78 edid = drm_get_edid(connector, adapter);
80 drm_mode_connector_update_edid_property(connector, edid);
81 ret = drm_add_edid_modes(connector, edid);
82 drm_edid_to_eld(connector, edid);
83 connector->display_info.raw_edid = NULL;
84 free(edid, DRM_MEM_KMS);
90 static const struct drm_prop_enum_list force_audio_names[] = {
91 { HDMI_AUDIO_OFF_DVI, "force-dvi" },
92 { HDMI_AUDIO_OFF, "off" },
93 { HDMI_AUDIO_AUTO, "auto" },
94 { HDMI_AUDIO_ON, "on" },
98 intel_attach_force_audio_property(struct drm_connector *connector)
100 struct drm_device *dev = connector->dev;
101 struct drm_i915_private *dev_priv = dev->dev_private;
102 struct drm_property *prop;
104 prop = dev_priv->force_audio_property;
106 prop = drm_property_create_enum(dev, 0,
109 DRM_ARRAY_SIZE(force_audio_names));
113 dev_priv->force_audio_property = prop;
115 drm_connector_attach_property(connector, prop, 0);
118 static const struct drm_prop_enum_list broadcast_rgb_names[] = {
120 { 1, "Limited 16:235" },
124 intel_attach_broadcast_rgb_property(struct drm_connector *connector)
126 struct drm_device *dev = connector->dev;
127 struct drm_i915_private *dev_priv = dev->dev_private;
128 struct drm_property *prop;
130 prop = dev_priv->broadcast_rgb_property;
132 prop = drm_property_create_enum(dev, DRM_MODE_PROP_ENUM,
135 DRM_ARRAY_SIZE(broadcast_rgb_names));
139 dev_priv->broadcast_rgb_property = prop;
142 drm_connector_attach_property(connector, prop, 0);