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47671d1bab
commit 4d93914ae3db4a897ead4b. Some related drm infrastructure changes are imported as needed. Biggest update is the rewrite of the i915 gem io to more closely follow Linux model, althought the mechanism used by FreeBSD port is different. Sponsored by: The FreeBSD Foundation MFC after: 2 month
143 lines
3.9 KiB
C
143 lines
3.9 KiB
C
/*
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* Copyright (c) 2007 Dave Airlie <airlied@linux.ie>
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* Copyright (c) 2007, 2010 Intel Corporation
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* Jesse Barnes <jesse.barnes@intel.com>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include <dev/drm2/drmP.h>
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#include <dev/drm2/drm.h>
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#include <dev/drm2/i915/i915_drm.h>
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#include <dev/drm2/i915/i915_drv.h>
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#include <dev/drm2/i915/intel_drv.h>
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#include <dev/drm2/drm_edid.h>
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#include <dev/iicbus/iiconf.h>
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/**
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* intel_ddc_probe
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*
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*/
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bool intel_ddc_probe(struct intel_encoder *intel_encoder, int ddc_bus)
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{
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struct drm_i915_private *dev_priv = intel_encoder->base.dev->dev_private;
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u8 out_buf[] = { 0x0, 0x0};
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u8 buf[2];
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struct iic_msg msgs[] = {
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{
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.slave = DDC_ADDR << 1,
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.flags = IIC_M_WR,
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.len = 1,
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.buf = out_buf,
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},
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{
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.slave = DDC_ADDR << 1,
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.flags = IIC_M_RD,
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.len = 1,
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.buf = buf,
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}
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};
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return (iicbus_transfer(intel_gmbus_get_adapter(dev_priv, ddc_bus),
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msgs, 2) == 0/* XXXKIB 2*/);
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}
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/**
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* intel_ddc_get_modes - get modelist from monitor
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* @connector: DRM connector device to use
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* @adapter: i2c adapter
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*
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* Fetch the EDID information from @connector using the DDC bus.
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*/
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int
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intel_ddc_get_modes(struct drm_connector *connector, device_t adapter)
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{
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struct edid *edid;
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int ret = 0;
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edid = drm_get_edid(connector, adapter);
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if (edid) {
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drm_mode_connector_update_edid_property(connector, edid);
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ret = drm_add_edid_modes(connector, edid);
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drm_edid_to_eld(connector, edid);
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connector->display_info.raw_edid = NULL;
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free(edid, DRM_MEM_KMS);
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}
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return ret;
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}
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static const struct drm_prop_enum_list force_audio_names[] = {
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{ HDMI_AUDIO_OFF_DVI, "force-dvi" },
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{ HDMI_AUDIO_OFF, "off" },
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{ HDMI_AUDIO_AUTO, "auto" },
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{ HDMI_AUDIO_ON, "on" },
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};
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void
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intel_attach_force_audio_property(struct drm_connector *connector)
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{
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struct drm_device *dev = connector->dev;
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struct drm_i915_private *dev_priv = dev->dev_private;
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struct drm_property *prop;
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prop = dev_priv->force_audio_property;
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if (prop == NULL) {
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prop = drm_property_create_enum(dev, 0,
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"audio",
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force_audio_names,
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DRM_ARRAY_SIZE(force_audio_names));
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if (prop == NULL)
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return;
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dev_priv->force_audio_property = prop;
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}
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drm_connector_attach_property(connector, prop, 0);
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}
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static const struct drm_prop_enum_list broadcast_rgb_names[] = {
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{ 0, "Full" },
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{ 1, "Limited 16:235" },
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};
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void
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intel_attach_broadcast_rgb_property(struct drm_connector *connector)
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{
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struct drm_device *dev = connector->dev;
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struct drm_i915_private *dev_priv = dev->dev_private;
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struct drm_property *prop;
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prop = dev_priv->broadcast_rgb_property;
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if (prop == NULL) {
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prop = drm_property_create_enum(dev, DRM_MODE_PROP_ENUM,
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"Broadcast RGB",
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broadcast_rgb_names,
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DRM_ARRAY_SIZE(broadcast_rgb_names));
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if (prop == NULL)
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return;
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dev_priv->broadcast_rgb_property = prop;
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}
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drm_connector_attach_property(connector, prop, 0);
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}
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