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drm/nv50: initialize ramht_refs list for faked 0 channel

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We need it for PFIFO_INTR_CACHE_ERROR interrupt handling,
because nouveau_fifo_swmthd looks for matching gpuobj in
ramht_refs list.
It fixes kernel panic in nouveau_gpuobj_ref_find.

Signed-off-by: Marcin Slusarz <marcin.slusarz@gmail.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Marcin Slusarz 2010-08-22 20:54:08 +02:00 committed by Ben Skeggs
parent 374c3af880
commit 615661f394
1 changed files with 2 additions and 0 deletions
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2
drivers/gpu/drm/nouveau/nv50_instmem.c
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@ -139,6 +139,8 @@ nv50_instmem_init(struct drm_device *dev)
chan->file_priv = (struct drm_file *)-2;
dev_priv->fifos[0] = dev_priv->fifos[127] = chan;
INIT_LIST_HEAD(&chan->ramht_refs);
/* Channel's PRAMIN object + heap */
ret = nouveau_gpuobj_new_fake(dev, 0, c_offset, c_size, 0,
NULL, &chan->ramin);