drm/amdgpu/soc21: Added Video Capabilities for VCN 406

Updated Query Video codecs for VCN 406
Reviewed-by: Leo Liu <leo.liu@amd.com>
Signed-off-by: Veerabadhran Gopalakrishnan <veerabadhran.gopalakrishnan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/amdgpu/soc21.c

@@ -185,6 +185,12 @@ static int soc21_query_video_codecs(struct amdgpu_device *adev, bool encode,
 			}
 		}
 		return 0;
+	case IP_VERSION(4, 0, 6):
+		if (encode)
+			*codecs = &vcn_4_0_0_video_codecs_encode_vcn0;
+		else
+			*codecs = &vcn_4_0_0_video_codecs_decode_vcn0;
+		return 0;
 	default:
 		return -EINVAL;
 	}