diff options
| author | Ben Skeggs <bskeggs@redhat.com> | 2010-12-30 11:53:48 +1000 |
|---|---|---|
| committer | Ben Skeggs <bskeggs@redhat.com> | 2010-12-30 11:55:07 +1000 |
| commit | 2a55c9a7ff2a863f05a9b9c8519ef81737d4a3ef (patch) | |
| tree | 2d0c5cc9fc0dfd30a5641812c8c30136238546b9 | |
| parent | 6effe39364f1212aa57e1b5f0bd0f388ebfe9b24 (diff) | |
drm/nvc0: reserve only subc 0 for kernel use
Current 3D driver expects this behaviour. While this could be changed,
there's no compelling reason to reserve more than one subchannel for the
DRM. If we ever need to use an object other then M2MF, we can just
re-bind subchannel 0 as required.
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_channel.c | 22 | ||||
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_fence.c | 2 |
2 files changed, 15 insertions, 9 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_channel.c b/drivers/gpu/drm/nouveau/nouveau_channel.c index 4d2f1942092..a57a1d2f3a1 100644 --- a/drivers/gpu/drm/nouveau/nouveau_channel.c +++ b/drivers/gpu/drm/nouveau/nouveau_channel.c @@ -446,14 +446,20 @@ nouveau_ioctl_fifo_alloc(struct drm_device *dev, void *data, else init->pushbuf_domains = NOUVEAU_GEM_DOMAIN_GART; - init->subchan[0].handle = NvM2MF; - if (dev_priv->card_type < NV_50) - init->subchan[0].grclass = 0x0039; - else - init->subchan[0].grclass = 0x5039; - init->subchan[1].handle = NvSw; - init->subchan[1].grclass = NV_SW; - init->nr_subchan = 2; + if (dev_priv->card_type < NV_C0) { + init->subchan[0].handle = NvM2MF; + if (dev_priv->card_type < NV_50) + init->subchan[0].grclass = 0x0039; + else + init->subchan[0].grclass = 0x5039; + init->subchan[1].handle = NvSw; + init->subchan[1].grclass = NV_SW; + init->nr_subchan = 2; + } else { + init->subchan[0].handle = 0x9039; + init->subchan[0].grclass = 0x9039; + init->nr_subchan = 1; + } /* Named memory object area */ ret = drm_gem_handle_create(file_priv, chan->notifier_bo->gem, diff --git a/drivers/gpu/drm/nouveau/nouveau_fence.c b/drivers/gpu/drm/nouveau/nouveau_fence.c index 88b2f29ca3e..221b8462ea3 100644 --- a/drivers/gpu/drm/nouveau/nouveau_fence.c +++ b/drivers/gpu/drm/nouveau/nouveau_fence.c @@ -165,7 +165,7 @@ nouveau_fence_emit(struct nouveau_fence *fence) if (dev_priv->card_type < NV_C0) BEGIN_RING(chan, NvSubSw, 0x0050, 1); else - BEGIN_NVC0(chan, 2, NvSubSw, 0x0050, 1); + BEGIN_NVC0(chan, 2, NvSubM2MF, 0x0050, 1); } else { BEGIN_RING(chan, NvSubSw, 0x0150, 1); } |