diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_modes.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_modes.c | 106 |
1 files changed, 76 insertions, 30 deletions
diff --git a/drivers/gpu/drm/i915/intel_modes.c b/drivers/gpu/drm/i915/intel_modes.c index f70b7cf32bf..0e860f39933 100644 --- a/drivers/gpu/drm/i915/intel_modes.c +++ b/drivers/gpu/drm/i915/intel_modes.c @@ -26,35 +26,26 @@ #include <linux/slab.h> #include <linux/i2c.h> #include <linux/fb.h> -#include "drmP.h" +#include <drm/drm_edid.h> +#include <drm/drmP.h> #include "intel_drv.h" #include "i915_drv.h" /** - * intel_ddc_probe - * + * intel_connector_update_modes - update connector from edid + * @connector: DRM connector device to use + * @edid: previously read EDID information */ -bool intel_ddc_probe(struct intel_encoder *intel_encoder, int ddc_bus) +int intel_connector_update_modes(struct drm_connector *connector, + struct edid *edid) { - struct drm_i915_private *dev_priv = intel_encoder->base.dev->dev_private; - u8 out_buf[] = { 0x0, 0x0}; - u8 buf[2]; - struct i2c_msg msgs[] = { - { - .addr = 0x50, - .flags = 0, - .len = 1, - .buf = out_buf, - }, - { - .addr = 0x50, - .flags = I2C_M_RD, - .len = 1, - .buf = buf, - } - }; - - return i2c_transfer(&dev_priv->gmbus[ddc_bus].adapter, msgs, 2) == 2; + int ret; + + drm_mode_connector_update_edid_property(connector, edid); + ret = drm_add_edid_modes(connector, edid); + drm_edid_to_eld(connector, edid); + + return ret; } /** @@ -68,15 +59,70 @@ int intel_ddc_get_modes(struct drm_connector *connector, struct i2c_adapter *adapter) { struct edid *edid; - int ret = 0; + int ret; edid = drm_get_edid(connector, adapter); - if (edid) { - drm_mode_connector_update_edid_property(connector, edid); - ret = drm_add_edid_modes(connector, edid); - connector->display_info.raw_edid = NULL; - kfree(edid); - } + if (!edid) + return 0; + + ret = intel_connector_update_modes(connector, edid); + kfree(edid); return ret; } + +static const struct drm_prop_enum_list force_audio_names[] = { + { HDMI_AUDIO_OFF_DVI, "force-dvi" }, + { HDMI_AUDIO_OFF, "off" }, + { HDMI_AUDIO_AUTO, "auto" }, + { HDMI_AUDIO_ON, "on" }, +}; + +void +intel_attach_force_audio_property(struct drm_connector *connector) +{ + struct drm_device *dev = connector->dev; + struct drm_i915_private *dev_priv = dev->dev_private; + struct drm_property *prop; + + prop = dev_priv->force_audio_property; + if (prop == NULL) { + prop = drm_property_create_enum(dev, 0, + "audio", + force_audio_names, + ARRAY_SIZE(force_audio_names)); + if (prop == NULL) + return; + + dev_priv->force_audio_property = prop; + } + drm_object_attach_property(&connector->base, prop, 0); +} + +static const struct drm_prop_enum_list broadcast_rgb_names[] = { + { INTEL_BROADCAST_RGB_AUTO, "Automatic" }, + { INTEL_BROADCAST_RGB_FULL, "Full" }, + { INTEL_BROADCAST_RGB_LIMITED, "Limited 16:235" }, +}; + +void +intel_attach_broadcast_rgb_property(struct drm_connector *connector) +{ + struct drm_device *dev = connector->dev; + struct drm_i915_private *dev_priv = dev->dev_private; + struct drm_property *prop; + + prop = dev_priv->broadcast_rgb_property; + if (prop == NULL) { + prop = drm_property_create_enum(dev, DRM_MODE_PROP_ENUM, + "Broadcast RGB", + broadcast_rgb_names, + ARRAY_SIZE(broadcast_rgb_names)); + if (prop == NULL) + return; + + dev_priv->broadcast_rgb_property = prop; + } + + drm_object_attach_property(&connector->base, prop, 0); +} |
