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| author | Maarten Maathuis <madman2003@gmail.com> | 2010-01-11 21:18:53 +0100 |
|---|---|---|
| committer | Ben Skeggs <bskeggs@redhat.com> | 2010-01-14 18:48:21 +1000 |
| commit | 0a90dc51aa3162abb7cd64323ba2e6674e1c5ff4 (patch) | |
| tree | 31fe16e9d83d601e3a60f0f924966a6023aee2b2 /drivers/gpu/drm/nouveau/nv50_graph.c | |
| parent | fe5a64acbfab4f79ccd18972c3d4c1cae31f3b8d (diff) | |
| download | blackbird-op-linux-0a90dc51aa3162abb7cd64323ba2e6674e1c5ff4.tar.gz blackbird-op-linux-0a90dc51aa3162abb7cd64323ba2e6674e1c5ff4.zip | |
drm/nv50: wait for pgraph to idle before unloading the context
This should fix the problem with gpu hangs people have had when closing
channels.
Signed-off-by: Maarten Maathuis <madman2003@gmail.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/nouveau/nv50_graph.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nv50_graph.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nv50_graph.c b/drivers/gpu/drm/nouveau/nv50_graph.c index ca79f32be44c..56a9753db23c 100644 --- a/drivers/gpu/drm/nouveau/nv50_graph.c +++ b/drivers/gpu/drm/nouveau/nv50_graph.c @@ -282,6 +282,7 @@ nv50_graph_unload_context(struct drm_device *dev) return 0; inst &= NV50_PGRAPH_CTXCTL_CUR_INSTANCE; + nouveau_wait_for_idle(dev); nv_wr32(dev, 0x400500, fifo & ~1); nv_wr32(dev, 0x400784, inst); nv_wr32(dev, 0x400824, nv_rd32(dev, 0x400824) | 0x20); |
