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authorBen Skeggs <bskeggs@redhat.com>2015-05-21 08:44:15 +0300
committerBen Skeggs <bskeggs@redhat.com>2015-05-29 03:59:32 +0300
commitc9ab50d21032ca8c5013f4d57e9aa866da78d7c7 (patch)
treea22c644cb364dd65d5128e3a5b0c06f2734fe636 /drivers/gpu
parent9ee971a0b8efbae472882b1d3e8e736f4d6e3da9 (diff)
downloadlinux-c9ab50d21032ca8c5013f4d57e9aa866da78d7c7.tar.xz
drm/nouveau/devinit/gf100: make the force-post condition more obvious
And also more generic, so it can be used on newer chipsets. Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/nouveau/nvkm/subdev/devinit/gf100.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/gf100.c b/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/gf100.c
index e8778c67578e..9f09037731fc 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/gf100.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/gf100.c
@@ -95,7 +95,9 @@ gf100_devinit_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
struct nvkm_oclass *oclass, void *data, u32 size,
struct nvkm_object **pobject)
{
+ struct nvkm_devinit_impl *impl = (void *)oclass;
struct nv50_devinit_priv *priv;
+ u64 disable;
int ret;
ret = nvkm_devinit_create(parent, engine, oclass, &priv);
@@ -103,7 +105,8 @@ gf100_devinit_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
if (ret)
return ret;
- if (nv_rd32(priv, 0x022500) & 0x00000001)
+ disable = impl->disable(&priv->base);
+ if (disable & (1ULL << NVDEV_ENGINE_DISP))
priv->base.post = true;
return 0;