diff options
| author | Alex Deucher <alexdeucher@gmail.com> | 2010-01-07 20:22:32 +0100 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2010-01-08 04:04:09 +0100 |
| commit | 196c58d21fc47fbabab6a98e23e5a6335f717e44 (patch) | |
| tree | 1ba2660191a35ecf306c5101e442b263bdd45464 /drivers/gpu/drm/radeon/radeon_connectors.c | |
| parent | drm: Add eDP connector type (diff) | |
| download | linux-196c58d21fc47fbabab6a98e23e5a6335f717e44.tar.xz linux-196c58d21fc47fbabab6a98e23e5a6335f717e44.zip | |
drm/radeon/kms: add support for eDP (embedded DisplayPort)
This is displayport used for internal connections such
as laptop panels and systems with integrated monitors.
Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_connectors.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_connectors.c | 23 |
1 files changed, 17 insertions, 6 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c b/drivers/gpu/drm/radeon/radeon_connectors.c index b82ae61d4d17..9da10dd5df80 100644 --- a/drivers/gpu/drm/radeon/radeon_connectors.c +++ b/drivers/gpu/drm/radeon/radeon_connectors.c @@ -49,8 +49,10 @@ void radeon_connector_hotplug(struct drm_connector *connector) if (radeon_connector->hpd.hpd != RADEON_HPD_NONE) radeon_hpd_set_polarity(rdev, radeon_connector->hpd.hpd); - if (connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort) { - if (radeon_dp_getsinktype(radeon_connector) == CONNECTOR_OBJECT_ID_DISPLAYPORT) { + if ((connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort) || + (connector->connector_type == DRM_MODE_CONNECTOR_eDP)) { + if ((radeon_dp_getsinktype(radeon_connector) == CONNECTOR_OBJECT_ID_DISPLAYPORT) || + (radeon_dp_getsinktype(radeon_connector) == CONNECTOR_OBJECT_ID_eDP)) { if (radeon_dp_needs_link_train(radeon_connector)) { if (connector->encoder) dp_link_train(connector->encoder, connector); @@ -967,7 +969,8 @@ static enum drm_connector_status radeon_dp_detect(struct drm_connector *connecto } sink_type = radeon_dp_getsinktype(radeon_connector); - if (sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) { + if ((sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) || + (sink_type == CONNECTOR_OBJECT_ID_eDP)) { if (radeon_dp_getdpcd(radeon_connector)) { radeon_dig_connector->dp_sink_type = sink_type; ret = connector_status_connected; @@ -992,7 +995,8 @@ static int radeon_dp_mode_valid(struct drm_connector *connector, /* XXX check mode bandwidth */ - if (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) + if ((radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) || + (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP)) return radeon_dp_mode_valid_helper(radeon_connector, mode); else return MODE_OK; @@ -1145,6 +1149,7 @@ radeon_add_atom_connector(struct drm_device *dev, subpixel_order = SubPixelHorizontalRGB; break; case DRM_MODE_CONNECTOR_DisplayPort: + case DRM_MODE_CONNECTOR_eDP: radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL); if (!radeon_dig_connector) goto failed; @@ -1157,10 +1162,16 @@ radeon_add_atom_connector(struct drm_device *dev, goto failed; if (i2c_bus->valid) { /* add DP i2c bus */ - radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "DP-auxch"); + if (connector_type == DRM_MODE_CONNECTOR_eDP) + radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "eDP-auxch"); + else + radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "DP-auxch"); if (!radeon_dig_connector->dp_i2c_bus) goto failed; - radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "DP"); + if (connector_type == DRM_MODE_CONNECTOR_eDP) + radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "eDP"); + else + radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "DP"); if (!radeon_connector->ddc_bus) goto failed; } |