struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder);
        struct nouveau_connector *nv_connector;
        struct nv50_disp *disp = nv50_disp(encoder->dev);
-       struct {
-               struct nv50_disp_mthd_v1 base;
-               struct nv50_disp_sor_hda_eld_v0 eld;
+       struct __packed {
+               struct {
+                       struct nv50_disp_mthd_v1 mthd;
+                       struct nv50_disp_sor_hda_eld_v0 eld;
+               } base;
                u8 data[sizeof(nv_connector->base.eld)];
        } args = {
-               .base.version = 1,
-               .base.method  = NV50_DISP_MTHD_V1_SOR_HDA_ELD,
-               .base.hasht   = nv_encoder->dcb->hasht,
-               .base.hashm   = nv_encoder->dcb->hashm,
+               .base.mthd.version = 1,
+               .base.mthd.method  = NV50_DISP_MTHD_V1_SOR_HDA_ELD,
+               .base.mthd.hasht   = nv_encoder->dcb->hasht,
+               .base.mthd.hashm   = nv_encoder->dcb->hashm,
        };
 
        nv_connector = nouveau_encoder_connector_get(nv_encoder);
        drm_edid_to_eld(&nv_connector->base, nv_connector->edid);
        memcpy(args.data, nv_connector->base.eld, sizeof(args.data));
 
-       nvif_mthd(disp->disp, 0, &args, sizeof(args));
+       nvif_mthd(disp->disp, 0, &args, sizeof(args.base) + args.data[2] * 4);
 }
 
 static void