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Commit 9426eedb authored by Ben Skeggs's avatar Ben Skeggs
Browse files

drm/nvc0/fifo: prevent CHAN_TABLE_ERROR:CHANNEL_PENDING on fifo fini 



Signed-off-by: default avatarBen Skeggs <bskeggs@redhat.com>
parent fadb1719

drivers/gpu/drm/nouveau/core/engine/fifo/nvc0.c

+8 −0
Original line number Diff line number Diff line
@@ -250,9 +250,17 @@ nvc0_fifo_chan_fini(struct nouveau_object *object, bool suspend) 
	struct nvc0_fifo_priv *priv = (void *)object->engine;

	struct nvc0_fifo_chan *chan = (void *)object;

	u32 chid = chan->base.chid;

	u32 mask, engine;



	nv_mask(priv, 0x003004 + (chid * 8), 0x00000001, 0x00000000);

	nvc0_fifo_playlist_update(priv);

	mask = nv_rd32(priv, 0x0025a4);

	for (engine = 0; mask && engine < 16; engine++) {

		if (!(mask & (1 << engine)))

			continue;

		nv_mask(priv, 0x0025a8 + (engine * 4), 0x00000000, 0x00000000);

		mask &= ~(1 << engine);

	}

	nv_wr32(priv, 0x003000 + (chid * 8), 0x00000000);



	return nouveau_fifo_channel_fini(&chan->base, suspend);