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path: root/drivers/gpu/drm/nouveau/nv50_graph.c
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Diffstat (limited to 'drivers/gpu/drm/nouveau/nv50_graph.c')
-rw-r--r--drivers/gpu/drm/nouveau/nv50_graph.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/gpu/drm/nouveau/nv50_graph.c b/drivers/gpu/drm/nouveau/nv50_graph.c
index 40680f2b4231..d43c46caa76e 100644
--- a/drivers/gpu/drm/nouveau/nv50_graph.c
+++ b/drivers/gpu/drm/nouveau/nv50_graph.c
@@ -124,7 +124,6 @@ static void
nv50_graph_init_reset(struct drm_device *dev)
{
uint32_t pmc_e = NV_PMC_ENABLE_PGRAPH | (1 << 21);
-
NV_DEBUG(dev, "\n");
nv_wr32(dev, NV03_PMC_ENABLE, nv_rd32(dev, NV03_PMC_ENABLE) & ~pmc_e);
@@ -254,9 +253,13 @@ nv50_graph_init(struct drm_device *dev, int engine)
}
static int
-nv50_graph_fini(struct drm_device *dev, int engine)
+nv50_graph_fini(struct drm_device *dev, int engine, bool suspend)
{
- NV_DEBUG(dev, "\n");
+ 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;