diff options
Diffstat (limited to 'shared-core/nv04_fifo.c')
| -rw-r--r-- | shared-core/nv04_fifo.c | 21 |
1 files changed, 15 insertions, 6 deletions
diff --git a/shared-core/nv04_fifo.c b/shared-core/nv04_fifo.c index d750ced8..230c8e72 100644 --- a/shared-core/nv04_fifo.c +++ b/shared-core/nv04_fifo.c @@ -36,6 +36,15 @@ #define NV04_RAMFC__SIZE 32 int +nv04_fifo_channel_id(struct drm_device *dev) +{ + struct drm_nouveau_private *dev_priv = dev->dev_private; + + return (NV_READ(NV03_PFIFO_CACHE1_PUSH1) & + NV03_PFIFO_CACHE1_PUSH1_CHID_MASK); +} + +int nv04_fifo_create_context(struct nouveau_channel *chan) { struct drm_device *dev = chan->dev; @@ -71,7 +80,7 @@ nv04_fifo_destroy_context(struct nouveau_channel *chan) { struct drm_device *dev = chan->dev; struct drm_nouveau_private *dev_priv = dev->dev_private; - + NV_WRITE(NV04_PFIFO_MODE, NV_READ(NV04_PFIFO_MODE)&~(1<<chan->id)); nouveau_gpuobj_ref_del(dev, &chan->ramfc); @@ -84,15 +93,16 @@ nv04_fifo_load_context(struct nouveau_channel *chan) struct drm_nouveau_private *dev_priv = dev->dev_private; uint32_t tmp; - NV_WRITE(NV03_PFIFO_CACHE1_PUSH1, (1<<8) | chan->id); + NV_WRITE(NV03_PFIFO_CACHE1_PUSH1, + NV03_PFIFO_CACHE1_PUSH1_DMA | chan->id); NV_WRITE(NV04_PFIFO_CACHE1_DMA_GET, RAMFC_RD(DMA_GET)); NV_WRITE(NV04_PFIFO_CACHE1_DMA_PUT, RAMFC_RD(DMA_PUT)); - + tmp = RAMFC_RD(DMA_INSTANCE); NV_WRITE(NV04_PFIFO_CACHE1_DMA_INSTANCE, tmp & 0xFFFF); NV_WRITE(NV04_PFIFO_CACHE1_DMA_DCOUNT, tmp >> 16); - + NV_WRITE(NV04_PFIFO_CACHE1_DMA_STATE, RAMFC_RD(DMA_STATE)); NV_WRITE(NV04_PFIFO_CACHE1_DMA_FETCH, RAMFC_RD(DMA_FETCH)); NV_WRITE(NV04_PFIFO_CACHE1_ENGINE, RAMFC_RD(ENGINE)); @@ -123,7 +133,6 @@ nv04_fifo_save_context(struct nouveau_channel *chan) RAMFC_WR(DMA_FETCH, NV_READ(NV04_PFIFO_CACHE1_DMA_FETCH)); RAMFC_WR(ENGINE, NV_READ(NV04_PFIFO_CACHE1_ENGINE)); RAMFC_WR(PULL1_ENGINE, NV_READ(NV04_PFIFO_CACHE1_PULL1)); - + return 0; } - |