diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_object.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_object.c | 39 |
1 files changed, 31 insertions, 8 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_object.c b/drivers/gpu/drm/nouveau/nouveau_object.c index 55c9fdcfa67f..d77b1fcd19d4 100644 --- a/drivers/gpu/drm/nouveau/nouveau_object.c +++ b/drivers/gpu/drm/nouveau/nouveau_object.c @@ -643,10 +643,13 @@ nouveau_gpuobj_gr_new(struct nouveau_channel *chan, u32 handle, int class) found: switch (oc->engine) { case NVOBJ_ENGINE_SW: - ret = nouveau_gpuobj_sw_new(chan, class, &gpuobj); - if (ret) - return ret; - goto insert; + if (dev_priv->card_type < NV_C0) { + ret = nouveau_gpuobj_sw_new(chan, class, &gpuobj); + if (ret) + return ret; + goto insert; + } + break; case NVOBJ_ENGINE_GR: if (dev_priv->card_type >= NV_50 && !chan->ramin_grctx) { struct nouveau_pgraph_engine *pgraph = @@ -669,6 +672,10 @@ found: break; } + /* we're done if this is fermi */ + if (dev_priv->card_type >= NV_C0) + return 0; + ret = nouveau_gpuobj_new(dev, chan, nouveau_gpuobj_class_instmem_size(dev, class), 16, @@ -772,6 +779,25 @@ nouveau_gpuobj_channel_init(struct nouveau_channel *chan, NV_DEBUG(dev, "ch%d vram=0x%08x tt=0x%08x\n", chan->id, vram_h, tt_h); + if (dev_priv->card_type == NV_C0) { + struct nouveau_vm *vm = dev_priv->chan_vm; + struct nouveau_vm_pgd *vpgd; + + ret = nouveau_gpuobj_new(dev, NULL, 4096, 0x1000, 0, + &chan->ramin); + if (ret) + return ret; + + nouveau_vm_ref(vm, &chan->vm, NULL); + + vpgd = list_first_entry(&vm->pgd_list, struct nouveau_vm_pgd, head); + nv_wo32(chan->ramin, 0x0200, lower_32_bits(vpgd->obj->vinst)); + nv_wo32(chan->ramin, 0x0204, upper_32_bits(vpgd->obj->vinst)); + nv_wo32(chan->ramin, 0x0208, 0xffffffff); + nv_wo32(chan->ramin, 0x020c, 0x000000ff); + return 0; + } + /* Allocate a chunk of memory for per-channel object storage */ ret = nouveau_gpuobj_channel_init_pramin(chan); if (ret) { @@ -779,7 +805,7 @@ nouveau_gpuobj_channel_init(struct nouveau_channel *chan, return ret; } - /* NV50/NVC0 VM + /* NV50 VM * - Allocate per-channel page-directory * - Link with shared channel VM */ @@ -877,9 +903,6 @@ nouveau_gpuobj_channel_takedown(struct nouveau_channel *chan) NV_DEBUG(dev, "ch%d\n", chan->id); - if (!chan->ramht) - return; - nouveau_ramht_ref(NULL, &chan->ramht, chan); nouveau_vm_ref(NULL, &chan->vm, chan->vm_pd); |