diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nv50_fifo.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nv50_fifo.c | 28 |
1 files changed, 12 insertions, 16 deletions
diff --git a/drivers/gpu/drm/nouveau/nv50_fifo.c b/drivers/gpu/drm/nouveau/nv50_fifo.c index 3bc2a565c20..3961c877878 100644 --- a/drivers/gpu/drm/nouveau/nv50_fifo.c +++ b/drivers/gpu/drm/nouveau/nv50_fifo.c @@ -193,8 +193,9 @@ just_reset: nv50_fifo_init_context_table(dev); nv50_fifo_init_regs__nv(dev); nv50_fifo_init_regs(dev); - dev_priv->engine.fifo.enable(dev); - dev_priv->engine.fifo.reassign(dev, true); + nv_wr32(dev, NV03_PFIFO_CACHE1_PUSH0, 1); + nv_wr32(dev, NV04_PFIFO_CACHE1_PULL0, 1); + nv_wr32(dev, NV03_PFIFO_CACHES, 1); return 0; } @@ -218,13 +219,6 @@ nv50_fifo_takedown(struct drm_device *dev) } int -nv50_fifo_channel_id(struct drm_device *dev) -{ - return nv_rd32(dev, NV03_PFIFO_CACHE1_PUSH1) & - NV50_PFIFO_CACHE1_PUSH1_CHID_MASK; -} - -int nv50_fifo_create_context(struct nouveau_channel *chan) { struct drm_device *dev = chan->dev; @@ -313,13 +307,16 @@ nv50_fifo_destroy_context(struct nouveau_channel *chan) NV_DEBUG(dev, "ch%d\n", chan->id); spin_lock_irqsave(&dev_priv->context_switch_lock, flags); - pfifo->reassign(dev, false); + nv_wr32(dev, NV03_PFIFO_CACHES, 0); /* Unload the context if it's the currently active one */ - if (pfifo->channel_id(dev) == chan->id) { - pfifo->disable(dev); + if ((nv_rd32(dev, NV03_PFIFO_CACHE1_PUSH1) & 0x7f) == chan->id) { + nv_mask(dev, NV04_PFIFO_CACHE1_DMA_PUSH, 0x00000001, 0); + nv_wr32(dev, NV03_PFIFO_CACHE1_PUSH0, 0); + nv_mask(dev, NV04_PFIFO_CACHE1_PULL0, 0x00000001, 0); pfifo->unload_context(dev); - pfifo->enable(dev); + nv_wr32(dev, NV03_PFIFO_CACHE1_PUSH0, 1); + nv_wr32(dev, NV04_PFIFO_CACHE1_PULL0, 1); } /* This will ensure the channel is seen as disabled. */ @@ -332,7 +329,7 @@ nv50_fifo_destroy_context(struct nouveau_channel *chan) nv50_fifo_channel_disable(dev, 127); nv50_fifo_playlist_update(dev); - pfifo->reassign(dev, true); + nv_wr32(dev, NV03_PFIFO_CACHES, 1); spin_unlock_irqrestore(&dev_priv->context_switch_lock, flags); /* Free the channel resources */ @@ -416,14 +413,13 @@ int nv50_fifo_unload_context(struct drm_device *dev) { struct drm_nouveau_private *dev_priv = dev->dev_private; - struct nouveau_fifo_engine *pfifo = &dev_priv->engine.fifo; struct nouveau_gpuobj *ramfc, *cache; struct nouveau_channel *chan = NULL; int chid, get, put, ptr; NV_DEBUG(dev, "\n"); - chid = pfifo->channel_id(dev); + chid = nv_rd32(dev, NV03_PFIFO_CACHE1_PUSH1) & 0x7f; if (chid < 1 || chid >= dev_priv->engine.fifo.channels - 1) return 0; |