diff options
Diffstat (limited to 'shared-core/nouveau_object.c')
| -rw-r--r-- | shared-core/nouveau_object.c | 26 |
1 files changed, 25 insertions, 1 deletions
diff --git a/shared-core/nouveau_object.c b/shared-core/nouveau_object.c index b6bf759d..09f9027a 100644 --- a/shared-core/nouveau_object.c +++ b/shared-core/nouveau_object.c @@ -983,7 +983,11 @@ nouveau_gpuobj_channel_init(struct nouveau_channel *chan, return ret; } - /* NV50 VM, point offset 0-512MiB at shared PCIEGART table */ + /* NV50 VM + * - Allocate per-channel page-directory + * - Point offset 0-512MiB at shared PCIEGART table + * - Point offset 512-1024MiB at shared VRAM table + */ if (dev_priv->card_type >= NV_50) { uint32_t vm_offset; @@ -1004,6 +1008,14 @@ nouveau_gpuobj_channel_init(struct nouveau_channel *chan, INSTANCE_WR(chan->vm_pd, (0+0)/4, chan->vm_gart_pt->instance | 0x03); INSTANCE_WR(chan->vm_pd, (0+4)/4, 0x00000000); + + if ((ret = nouveau_gpuobj_ref_add(dev, NULL, 0, + dev_priv->vm_vram_pt, + &chan->vm_vram_pt))) + return ret; + INSTANCE_WR(chan->vm_pd, (8+0)/4, + chan->vm_vram_pt->instance | 0x61); + INSTANCE_WR(chan->vm_pd, (8+4)/4, 0x00000000); } /* RAMHT */ @@ -1022,6 +1034,17 @@ nouveau_gpuobj_channel_init(struct nouveau_channel *chan, } /* VRAM ctxdma */ + if (dev_priv->card_type >= NV_50) { + ret = nouveau_gpuobj_dma_new(chan, NV_CLASS_DMA_IN_MEMORY, + 512*1024*1024, + dev_priv->fb_available_size, + NV_DMA_ACCESS_RW, + NV_DMA_TARGET_AGP, &vram); + if (ret) { + DRM_ERROR("Error creating VRAM ctxdma: %d\n", ret); + return ret; + } + } else if ((ret = nouveau_gpuobj_dma_new(chan, NV_CLASS_DMA_IN_MEMORY, 0, dev_priv->fb_available_size, NV_DMA_ACCESS_RW, @@ -1084,6 +1107,7 @@ nouveau_gpuobj_channel_takedown(struct nouveau_channel *chan) nouveau_gpuobj_del(dev, &chan->vm_pd); nouveau_gpuobj_ref_del(dev, &chan->vm_gart_pt); + nouveau_gpuobj_ref_del(dev, &chan->vm_vram_pt); if (chan->ramin_heap) nouveau_mem_takedown(&chan->ramin_heap); |