drm/nouveau/disp/nv04: avoid creation of output paths



Fixes hitting WARN_ON() during initialisation of pre-NV50 GPUs, caused
by the recent changes to support pad macro routing on GM20x.

We currently don't use them here for older GPUs anyway.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

parent 38bcb208

drivers/gpu/drm/nouveau/nvkm/engine/disp/base.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -267,6 +267,8 @@ nvkm_disp_oneinit(struct nvkm_engine *engine)
		/* Create output path objects for each VBIOS display path. */
		i = -1;
		while ((data = dcb_outp_parse(bios, ++i, &ver, &hdr, &dcbE))) {
		if (ver < 0x40) /* No support for chipsets prior to NV50. */
		break;
		if (dcbE.type == DCB_OUTPUT_UNUSED)
		continue;
		if (dcbE.type == DCB_OUTPUT_EOL)