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_connector_update_modes - update connector from edid
37 * @connector: DRM connector device to use
38 * @edid: previously read EDID information
40 int intel_connector_update_modes(struct drm_connector
*connector
,
45 drm_mode_connector_update_edid_property(connector
, edid
);
46 ret
= drm_add_edid_modes(connector
, edid
);
47 drm_edid_to_eld(connector
, edid
);
48 connector
->display_info
.raw_edid
= NULL
;
55 * intel_ddc_get_modes - get modelist from monitor
56 * @connector: DRM connector device to use
57 * @adapter: i2c adapter
59 * Fetch the EDID information from @connector using the DDC bus.
61 int intel_ddc_get_modes(struct drm_connector
*connector
,
62 struct i2c_adapter
*adapter
)
66 edid
= drm_get_edid(connector
, adapter
);
70 return intel_connector_update_modes(connector
, edid
);
73 static const struct drm_prop_enum_list force_audio_names
[] = {
74 { HDMI_AUDIO_OFF_DVI
, "force-dvi" },
75 { HDMI_AUDIO_OFF
, "off" },
76 { HDMI_AUDIO_AUTO
, "auto" },
77 { HDMI_AUDIO_ON
, "on" },
81 intel_attach_force_audio_property(struct drm_connector
*connector
)
83 struct drm_device
*dev
= connector
->dev
;
84 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
85 struct drm_property
*prop
;
87 prop
= dev_priv
->force_audio_property
;
89 prop
= drm_property_create_enum(dev
, 0,
92 ARRAY_SIZE(force_audio_names
));
96 dev_priv
->force_audio_property
= prop
;
98 drm_connector_attach_property(connector
, prop
, 0);
101 static const struct drm_prop_enum_list broadcast_rgb_names
[] = {
103 { 1, "Limited 16:235" },
107 intel_attach_broadcast_rgb_property(struct drm_connector
*connector
)
109 struct drm_device
*dev
= connector
->dev
;
110 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
111 struct drm_property
*prop
;
113 prop
= dev_priv
->broadcast_rgb_property
;
115 prop
= drm_property_create_enum(dev
, DRM_MODE_PROP_ENUM
,
118 ARRAY_SIZE(broadcast_rgb_names
));
122 dev_priv
->broadcast_rgb_property
= prop
;
125 drm_connector_attach_property(connector
, prop
, 0);