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authorBen Skeggs <bskeggs@redhat.com>2014-01-09 12:30:43 +1000
committerBen Skeggs <bskeggs@redhat.com>2014-01-23 13:38:44 +1000
commit649ec925ae32eaca304589bafb1cb0fef285bbfe (patch)
treea4026254f5bfa4b74016d9f318c3b24837014d3c /drivers/gpu/drm/nouveau/core/engine/fifo/nve0.c
parente1b6b14ad5e955c85bdaa8a375554ec1669eed21 (diff)
downloadop-kernel-dev-649ec925ae32eaca304589bafb1cb0fef285bbfe.zip
op-kernel-dev-649ec925ae32eaca304589bafb1cb0fef285bbfe.tar.gz
drm/nve0/fifo: keep mmu fault interrupts enabled at all times
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.c17
1 files changed, 16 insertions, 1 deletions
diff --git a/drivers/gpu/drm/nouveau/core/engine/fifo/nve0.c b/drivers/gpu/drm/nouveau/core/engine/fifo/nve0.c
index c4860e3..3bf5ba8 100644
--- a/drivers/gpu/drm/nouveau/core/engine/fifo/nve0.c
+++ b/drivers/gpu/drm/nouveau/core/engine/fifo/nve0.c
@@ -754,6 +754,21 @@ nve0_fifo_uevent_disable(struct nouveau_event *event, int index)
}
int
+nve0_fifo_fini(struct nouveau_object *object, bool suspend)
+{
+ struct nve0_fifo_priv *priv = (void *)object;
+ int ret;
+
+ ret = nouveau_fifo_fini(&priv->base, suspend);
+ if (ret)
+ return ret;
+
+ /* allow mmu fault interrupts, even when we're not using fifo */
+ nv_mask(priv, 0x002140, 0x10000000, 0x10000000);
+ return 0;
+}
+
+int
nve0_fifo_init(struct nouveau_object *object)
{
struct nve0_fifo_priv *priv = (void *)object;
@@ -855,7 +870,7 @@ nve0_fifo_oclass = &(struct nve0_fifo_impl) {
.ctor = nve0_fifo_ctor,
.dtor = nve0_fifo_dtor,
.init = nve0_fifo_init,
- .fini = _nouveau_fifo_fini,
+ .fini = nve0_fifo_fini,
},
.channels = 4096,
}.base;
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