292 						      &amdgpu_connector->ddc_bus->aux.ddc);  in amdgpu_connector_get_edid()
301 							      &amdgpu_connector->ddc_bus->aux.ddc);  in amdgpu_connector_get_edid()
910 			 * with a shared ddc line (often vga + hdmi)  in amdgpu_connector_vga_detect()
1022  * Do a DDC probe, if DDC probe passes, get the full EDID so
1024  * If the monitor is an analog monitor or we got no DDC,
1026  * If we got no DDC, we do load detection on the DAC encoder object.
1027  * If we got analog DDC or load detection passes on the DAC encoder
1063 		/* Sometimes the pins required for the DDC probe on DVI  in amdgpu_connector_dvi_detect()
1065 		 * for HPD do. If the DDC probe fails even though we had an HPD  in amdgpu_connector_dvi_detect()
1070 			DRM_DEBUG_KMS("hpd detected without ddc, retrying in 1 second\n");  in amdgpu_connector_dvi_detect()
1092 			 * with a shared ddc line (often vga + hdmi)  in amdgpu_connector_dvi_detect()
1102 			 * shared DDC line and we have boards with DVI-D + HDMI with a shared  in amdgpu_connector_dvi_detect()
1103 			 * DDC line.  The latter is more complex because with DVI<->HDMI adapters  in amdgpu_connector_dvi_detect()
1141 						/* deal with analog monitors without DDC */  in amdgpu_connector_dvi_detect()
1284 			/* need to setup ddc on the bridge */  in amdgpu_connector_dp_get_modes()
1318 		/* need to setup ddc on the bridge */  in amdgpu_connector_dp_get_modes()
1435 			/* setup ddc on the bridge */  in amdgpu_connector_dp_detect()
1438 			/* try DDC */  in amdgpu_connector_dp_detect()
1459 				/* try non-aux ddc (DP to DVI/HDMI/etc. adapter) */  in amdgpu_connector_dp_detect()
1595 	struct i2c_adapter *ddc = NULL;  in amdgpu_connector_add()  local
1670 				ddc = &amdgpu_connector->ddc_bus->adapter;  in amdgpu_connector_add()
1672 				DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");  in amdgpu_connector_add()
1682 						    ddc);  in amdgpu_connector_add()
1703 						    ddc);  in amdgpu_connector_add()
1749 						    ddc);  in amdgpu_connector_add()
1766 					DRM_ERROR("VGA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");  in amdgpu_connector_add()
1768 					ddc = &amdgpu_connector->ddc_bus->adapter;  in amdgpu_connector_add()
1773 						    ddc);  in amdgpu_connector_add()
1791 					DRM_ERROR("DVIA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");  in amdgpu_connector_add()
1793 					ddc = &amdgpu_connector->ddc_bus->adapter;  in amdgpu_connector_add()
1798 						    ddc);  in amdgpu_connector_add()
1821 					DRM_ERROR("DVI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");  in amdgpu_connector_add()
1823 					ddc = &amdgpu_connector->ddc_bus->adapter;  in amdgpu_connector_add()
1828 						    ddc);  in amdgpu_connector_add()
1877 					DRM_ERROR("HDMI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");  in amdgpu_connector_add()
1879 					ddc = &amdgpu_connector->ddc_bus->adapter;  in amdgpu_connector_add()
1884 						    ddc);  in amdgpu_connector_add()
1926 					ddc = &amdgpu_connector->ddc_bus->adapter;  in amdgpu_connector_add()
1928 					DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");  in amdgpu_connector_add()
1934 						    ddc);  in amdgpu_connector_add()
1974 					ddc = &amdgpu_connector->ddc_bus->adapter;  in amdgpu_connector_add()
1976 					DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");  in amdgpu_connector_add()
1982 						    ddc);  in amdgpu_connector_add()
1999 					DRM_ERROR("LVDS: Failed to assign ddc bus! Check dmesg for i2c errors.\n");  in amdgpu_connector_add()
2001 					ddc = &amdgpu_connector->ddc_bus->adapter;  in amdgpu_connector_add()
2006 						    ddc);  in amdgpu_connector_add()