Lines Matching defs:ddc
162 struct i2c_adapter *ddc;
1375 if (!hdmi->ddc)
2099 drm_scdc_readb(hdmi->ddc, SCDC_SINK_VERSION,
2101 drm_scdc_writeb(hdmi->ddc, SCDC_SOURCE_VERSION,
2463 if (!hdmi->ddc)
2466 drm_edid = drm_edid_read_ddc(connector, hdmi->ddc);
2589 hdmi->ddc);
3361 ddc_node = of_parse_phandle(np, "ddc-i2c-bus", 0);
3363 hdmi->ddc = of_get_i2c_adapter_by_node(ddc_node);
3365 if (!hdmi->ddc) {
3366 dev_dbg(hdmi->dev, "failed to read ddc node\n");
3371 dev_dbg(hdmi->dev, "no ddc property found\n");
3498 if (!hdmi->ddc) {
3517 hdmi->ddc = dw_hdmi_i2c_adapter(hdmi);
3518 if (IS_ERR(hdmi->ddc))
3519 hdmi->ddc = NULL;
3527 hdmi->bridge.ddc = hdmi->ddc;
3612 i2c_put_adapter(hdmi->ddc);
3637 i2c_put_adapter(hdmi->ddc);