diff options
| author | Ben Skeggs <bskeggs@redhat.com> | 2012-11-27 11:05:36 +1000 |
|---|---|---|
| committer | Ben Skeggs <bskeggs@redhat.com> | 2012-11-29 09:58:12 +1000 |
| commit | edc260d06181cbf38d5cd326e6cf824d8e2e0eaf (patch) | |
| tree | 2d840c53ad09f1bdc02a29948bdd0d1f0349d329 /drivers/gpu/drm/nouveau/core/engine/fifo/nve0.c | |
| parent | c9aa763fe9690a334d0636f88e6eb85340f36f89 (diff) | |
drm/nouveau/fifo: trigger engine context unload before zeroing context pointer
Fixes a PCE0 page fault noticed on NVD9 during module unload.
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/nouveau/core/engine/fifo/nve0.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/core/engine/fifo/nve0.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/drivers/gpu/drm/nouveau/core/engine/fifo/nve0.c b/drivers/gpu/drm/nouveau/core/engine/fifo/nve0.c index 9df59c028e4..c930da99c2c 100644 --- a/drivers/gpu/drm/nouveau/core/engine/fifo/nve0.c +++ b/drivers/gpu/drm/nouveau/core/engine/fifo/nve0.c @@ -182,10 +182,6 @@ nve0_fifo_context_detach(struct nouveau_object *parent, bool suspend, return -EINVAL; } - nv_wo32(base, addr + 0x00, 0x00000000); - nv_wo32(base, addr + 0x04, 0x00000000); - bar->flush(bar); - nv_wr32(priv, 0x002634, chan->base.chid); if (!nv_wait(priv, 0x002634, 0xffffffff, chan->base.chid)) { nv_error(priv, "channel %d kick timeout\n", chan->base.chid); @@ -193,6 +189,9 @@ nve0_fifo_context_detach(struct nouveau_object *parent, bool suspend, return -EBUSY; } + nv_wo32(base, addr + 0x00, 0x00000000); + nv_wo32(base, addr + 0x04, 0x00000000); + bar->flush(bar); return 0; } |