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drm/nouveau/gr/gf100: Clear notify interrupt

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Notify interrupt is only used for cyclestats. We can just clear it and
avoid an "unknown stat" error that gets printed to dmesg otherwise.

Signed-off-by: Lauri Peltonen <lpeltonen@nvidia.com>
Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Lauri Peltonen 2015-02-26 13:16:48 +09:00 committed by Ben Skeggs
parent 3d951c3800
commit c6a7b026a3
1 changed files with 9 additions and 0 deletions
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9
drivers/gpu/drm/nouveau/nvkm/engine/gr/gf100.c
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@ -1103,6 +1103,15 @@ gf100_gr_intr(struct nvkm_subdev *subdev)
engctx = nvkm_engctx_get(engine, inst);
chid = pfifo->chid(pfifo, engctx);
if (stat & 0x00000001) {
/*
* notifier interrupt, only needed for cyclestats
* can be safely ignored
*/
nv_wr32(priv, 0x400100, 0x00000001);
stat &= ~0x00000001;
}
if (stat & 0x00000010) {
handle = nvkm_handle_get_class(engctx, class);
if (!handle || nv_call(handle->object, mthd, data)) {