Commit 366e0109 authored by Ben Skeggs's avatar Ben Skeggs
Browse files

drm/nouveau/gr/gf100-: wait for FE_PWR_MODE_AUTO 



This doesn't fix any known issue, but RM started doing it at some point,
so presumably it's needed for something.

Signed-off-by: default avatarBen Skeggs <bskeggs@redhat.com>
Reviewed-by: default avatarLyude Paul <lyude@redhat.com>
parent f1f4d918

drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgf100.c

+4 −0
Original line number Diff line number Diff line
@@ -1447,6 +1447,10 @@ gf100_grctx_generate(struct gf100_gr *gr, struct gf100_gr_chan *chan, struct nvk 


	/* NV_PGRAPH_FE_PWR_MODE_AUTO. */

	nvkm_wr32(device, 0x404170, 0x00000010);

	nvkm_msec(device, 2000,

		if (!(nvkm_rd32(device, 0x404170) & 0x00000010))

			break;

	);



	/* Init SCC RAM. */

	nvkm_wr32(device, 0x40802c, 0x00000001);