diff options
| author | Ben Skeggs <bskeggs@redhat.com> | 2011-07-20 11:44:52 +1000 |
|---|---|---|
| committer | Ben Skeggs <bskeggs@redhat.com> | 2011-07-25 09:43:38 +1000 |
| commit | 9962cc6eba013607d6199b723afca23301df7b47 (patch) | |
| tree | 2114c4aee75c09241f3935b02df0e1ff4113f171 /drivers/gpu | |
| parent | 6c320fef5835240bf414b54e697e517a160663f4 (diff) | |
drm/nouveau/gr: disable fifo access and idle before suspend ctx unload
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nv04_graph.c | 5 | ||||
| -rw-r--r-- | drivers/gpu/drm/nouveau/nv10_graph.c | 5 | ||||
| -rw-r--r-- | drivers/gpu/drm/nouveau/nv20_graph.c | 5 | ||||
| -rw-r--r-- | drivers/gpu/drm/nouveau/nv50_graph.c | 5 |
4 files changed, 20 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nv04_graph.c b/drivers/gpu/drm/nouveau/nv04_graph.c index 774cb7ab79f..dbdea8ed392 100644 --- a/drivers/gpu/drm/nouveau/nv04_graph.c +++ b/drivers/gpu/drm/nouveau/nv04_graph.c @@ -540,6 +540,11 @@ nv04_graph_init(struct drm_device *dev, int engine) static int nv04_graph_fini(struct drm_device *dev, int engine, bool suspend) { + nv_mask(dev, NV04_PGRAPH_FIFO, 0x00000001, 0x00000000); + if (!nv_wait(dev, NV04_PGRAPH_STATUS, ~0, 0) && suspend) { + nv_mask(dev, NV04_PGRAPH_FIFO, 0x00000001, 0x00000001); + return -EBUSY; + } nv04_graph_unload_context(dev); nv_wr32(dev, NV03_PGRAPH_INTR_EN, 0x00000000); return 0; diff --git a/drivers/gpu/drm/nouveau/nv10_graph.c b/drivers/gpu/drm/nouveau/nv10_graph.c index f22b323080a..7255e4a4d3f 100644 --- a/drivers/gpu/drm/nouveau/nv10_graph.c +++ b/drivers/gpu/drm/nouveau/nv10_graph.c @@ -959,6 +959,11 @@ nv10_graph_init(struct drm_device *dev, int engine) static int nv10_graph_fini(struct drm_device *dev, int engine, bool suspend) { + nv_mask(dev, NV04_PGRAPH_FIFO, 0x00000001, 0x00000000); + if (!nv_wait(dev, NV04_PGRAPH_STATUS, ~0, 0) && suspend) { + nv_mask(dev, NV04_PGRAPH_FIFO, 0x00000001, 0x00000001); + return -EBUSY; + } nv10_graph_unload_context(dev); nv_wr32(dev, NV03_PGRAPH_INTR_EN, 0x00000000); return 0; diff --git a/drivers/gpu/drm/nouveau/nv20_graph.c b/drivers/gpu/drm/nouveau/nv20_graph.c index a54b7d9e7e2..183e37512ef 100644 --- a/drivers/gpu/drm/nouveau/nv20_graph.c +++ b/drivers/gpu/drm/nouveau/nv20_graph.c @@ -656,6 +656,11 @@ nv30_graph_init(struct drm_device *dev, int engine) int nv20_graph_fini(struct drm_device *dev, int engine, bool suspend) { + nv_mask(dev, NV04_PGRAPH_FIFO, 0x00000001, 0x00000000); + if (!nv_wait(dev, NV04_PGRAPH_STATUS, ~0, 0) && suspend) { + nv_mask(dev, NV04_PGRAPH_FIFO, 0x00000001, 0x00000001); + return -EBUSY; + } nv20_graph_unload_context(dev); nv_wr32(dev, NV03_PGRAPH_INTR_EN, 0x00000000); return 0; diff --git a/drivers/gpu/drm/nouveau/nv50_graph.c b/drivers/gpu/drm/nouveau/nv50_graph.c index cce95dd9990..d27dcf0790d 100644 --- a/drivers/gpu/drm/nouveau/nv50_graph.c +++ b/drivers/gpu/drm/nouveau/nv50_graph.c @@ -256,6 +256,11 @@ nv50_graph_init(struct drm_device *dev, int engine) static int nv50_graph_fini(struct drm_device *dev, int engine, bool suspend) { + nv_mask(dev, 0x400500, 0x00010001, 0x00000000); + if (!nv_wait(dev, 0x400700, ~0, 0) && suspend) { + nv_mask(dev, 0x400500, 0x00010001, 0x00010001); + return -EBUSY; + } nv50_graph_unload_context(dev); nv_wr32(dev, 0x40013c, 0x00000000); return 0; |