int
nouveau_open(struct drm_device *dev, struct drm_file *file_priv)
{
struct drm_nouveau_private *dev_priv = dev->dev_private;
struct nouveau_fpriv *fpriv;
int ret;
fpriv = kzalloc(sizeof(*fpriv), GFP_KERNEL);
if (unlikely(!fpriv))
return -ENOMEM;
spin_lock_init(&fpriv->lock);
INIT_LIST_HEAD(&fpriv->channels);
if (dev_priv->card_type == NV_50) {
ret = nouveau_vm_new(dev, 0, (1ULL << 40), 0x0020000000ULL,
&fpriv->vm);
if (ret) {
kfree(fpriv);
return ret;
}
} else
if (dev_priv->card_type >= NV_C0) {
ret = nouveau_vm_new(dev, 0, (1ULL << 40), 0x0008000000ULL,
&fpriv->vm);
if (ret) {
kfree(fpriv);
return ret;
}
}
file_priv->driver_priv = fpriv;
return 0;
}
int
nvc0_instmem_init(struct drm_device *dev)
{
struct drm_nouveau_private *dev_priv = dev->dev_private;
struct nouveau_instmem_engine *pinstmem = &dev_priv->engine.instmem;
struct pci_dev *pdev = dev->pdev;
struct nvc0_instmem_priv *priv;
struct nouveau_vm *vm = NULL;
int ret;
priv = kzalloc(sizeof(*priv), GFP_KERNEL);
if (!priv)
return -ENOMEM;
pinstmem->priv = priv;
/* BAR3 VM */
ret = nouveau_vm_new(dev, 0, pci_resource_len(pdev, 3), 0,
&dev_priv->bar3_vm);
if (ret)
goto error;
ret = nouveau_gpuobj_new(dev, NULL,
(pci_resource_len(pdev, 3) >> 12) * 8, 0,
NVOBJ_FLAG_DONT_MAP |
NVOBJ_FLAG_ZERO_ALLOC,
&dev_priv->bar3_vm->pgt[0].obj[0]);
if (ret)
goto error;
dev_priv->bar3_vm->pgt[0].refcount[0] = 1;
nv50_instmem_map(dev_priv->bar3_vm->pgt[0].obj[0]);
ret = nouveau_gpuobj_new(dev, NULL, 0x8000, 4096,
NVOBJ_FLAG_ZERO_ALLOC, &priv->bar3_pgd);
if (ret)
goto error;
ret = nouveau_vm_ref(dev_priv->bar3_vm, &vm, priv->bar3_pgd);
if (ret)
goto error;
nouveau_vm_ref(NULL, &vm, NULL);
ret = nvc0_channel_new(dev, 8192, dev_priv->bar3_vm, &priv->bar3,
priv->bar3_pgd, pci_resource_len(dev->pdev, 3));
if (ret)
goto error;
/* BAR1 VM */
ret = nouveau_vm_new(dev, 0, pci_resource_len(pdev, 1), 0, &vm);
if (ret)
goto error;
ret = nouveau_gpuobj_new(dev, NULL, 0x8000, 4096,
NVOBJ_FLAG_ZERO_ALLOC, &priv->bar1_pgd);
if (ret)
goto error;
ret = nouveau_vm_ref(vm, &dev_priv->bar1_vm, priv->bar1_pgd);
if (ret)
goto error;
nouveau_vm_ref(NULL, &vm, NULL);
ret = nvc0_channel_new(dev, 8192, dev_priv->bar1_vm, &priv->bar1,
priv->bar1_pgd, pci_resource_len(dev->pdev, 1));
if (ret)
goto error;
/* channel vm */
ret = nouveau_vm_new(dev, 0, (1ULL << 40), 0x0008000000ULL, &vm);
if (ret)
goto error;
ret = nouveau_gpuobj_new(dev, NULL, 0x8000, 4096, 0, &priv->chan_pgd);
if (ret)
goto error;
nouveau_vm_ref(vm, &dev_priv->chan_vm, priv->chan_pgd);
nouveau_vm_ref(NULL, &vm, NULL);
nvc0_instmem_resume(dev);
return 0;
error:
nvc0_instmem_takedown(dev);
return ret;
}
static int
nv50_bar_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
struct nouveau_oclass *oclass, void *data, u32 size,
struct nouveau_object **pobject)
{
struct nouveau_device *device = nv_device(parent);
struct nouveau_object *heap;
struct nouveau_vm *vm;
struct nv50_bar_priv *priv;
u64 start, limit;
int ret;
ret = nouveau_bar_create(parent, engine, oclass, &priv);
*pobject = nv_object(priv);
if (ret)
return ret;
ret = nouveau_gpuobj_new(nv_object(priv), NULL, 0x20000, 0,
NVOBJ_FLAG_HEAP, &priv->mem);
heap = nv_object(priv->mem);
if (ret)
return ret;
ret = nouveau_gpuobj_new(nv_object(priv), heap,
(device->chipset == 0x50) ? 0x1400 : 0x0200,
0, 0, &priv->pad);
if (ret)
return ret;
ret = nouveau_gpuobj_new(nv_object(priv), heap, 0x4000, 0,
0, &priv->pgd);
if (ret)
return ret;
/* BAR3 */
start = 0x0100000000ULL;
limit = start + nv_device_resource_len(device, 3);
ret = nouveau_vm_new(device, start, limit, start, &vm);
if (ret)
return ret;
atomic_inc(&vm->engref[NVDEV_SUBDEV_BAR]);
ret = nouveau_gpuobj_new(nv_object(priv), heap,
((limit-- - start) >> 12) * 8, 0x1000,
NVOBJ_FLAG_ZERO_ALLOC, &vm->pgt[0].obj[0]);
vm->pgt[0].refcount[0] = 1;
if (ret)
return ret;
ret = nouveau_vm_ref(vm, &priv->bar3_vm, priv->pgd);
nouveau_vm_ref(NULL, &vm, NULL);
if (ret)
return ret;
ret = nouveau_gpuobj_new(nv_object(priv), heap, 24, 16, 0, &priv->bar3);
if (ret)
return ret;
nv_wo32(priv->bar3, 0x00, 0x7fc00000);
nv_wo32(priv->bar3, 0x04, lower_32_bits(limit));
nv_wo32(priv->bar3, 0x08, lower_32_bits(start));
nv_wo32(priv->bar3, 0x0c, upper_32_bits(limit) << 24 |
upper_32_bits(start));
nv_wo32(priv->bar3, 0x10, 0x00000000);
nv_wo32(priv->bar3, 0x14, 0x00000000);
/* BAR1 */
start = 0x0000000000ULL;
limit = start + nv_device_resource_len(device, 1);
ret = nouveau_vm_new(device, start, limit--, start, &vm);
if (ret)
return ret;
atomic_inc(&vm->engref[NVDEV_SUBDEV_BAR]);
ret = nouveau_vm_ref(vm, &priv->bar1_vm, priv->pgd);
nouveau_vm_ref(NULL, &vm, NULL);
if (ret)
return ret;
ret = nouveau_gpuobj_new(nv_object(priv), heap, 24, 16, 0, &priv->bar1);
if (ret)
return ret;
nv_wo32(priv->bar1, 0x00, 0x7fc00000);
nv_wo32(priv->bar1, 0x04, lower_32_bits(limit));
nv_wo32(priv->bar1, 0x08, lower_32_bits(start));
nv_wo32(priv->bar1, 0x0c, upper_32_bits(limit) << 24 |
upper_32_bits(start));
nv_wo32(priv->bar1, 0x10, 0x00000000);
nv_wo32(priv->bar1, 0x14, 0x00000000);
priv->base.alloc = nouveau_bar_alloc;
priv->base.kmap = nv50_bar_kmap;
priv->base.umap = nv50_bar_umap;
priv->base.unmap = nv50_bar_unmap;
if (device->chipset == 0x50)
priv->base.flush = nv50_bar_flush;
else
priv->base.flush = nv84_bar_flush;
spin_lock_init(&priv->lock);
return 0;
}
static int
nvc0_bar_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
struct nouveau_oclass *oclass, void *data, u32 size,
struct nouveau_object **pobject)
{
struct nouveau_device *device = nv_device(parent);
struct pci_dev *pdev = device->pdev;
struct nvc0_bar_priv *priv;
struct nouveau_gpuobj *mem;
struct nouveau_vm *vm;
int ret;
ret = nouveau_bar_create(parent, engine, oclass, &priv);
*pobject = nv_object(priv);
if (ret)
return ret;
/* BAR3 */
ret = nouveau_gpuobj_new(parent, NULL, 0x1000, 0, 0, &priv->bar[0].mem);
mem = priv->bar[0].mem;
if (ret)
return ret;
ret = nouveau_gpuobj_new(parent, NULL, 0x8000, 0, 0, &priv->bar[0].pgd);
if (ret)
return ret;
ret = nouveau_vm_new(device, 0, pci_resource_len(pdev, 3), 0, &vm);
if (ret)
return ret;
ret = nouveau_gpuobj_new(parent, NULL,
(pci_resource_len(pdev, 3) >> 12) * 8,
0x1000, NVOBJ_FLAG_ZERO_ALLOC,
&vm->pgt[0].obj[0]);
vm->pgt[0].refcount[0] = 1;
if (ret)
return ret;
ret = nouveau_vm_ref(vm, &priv->bar[0].vm, priv->bar[0].pgd);
nouveau_vm_ref(NULL, &vm, NULL);
if (ret)
return ret;
nv_wo32(mem, 0x0200, lower_32_bits(priv->bar[0].pgd->addr));
nv_wo32(mem, 0x0204, upper_32_bits(priv->bar[0].pgd->addr));
nv_wo32(mem, 0x0208, lower_32_bits(pci_resource_len(pdev, 3) - 1));
nv_wo32(mem, 0x020c, upper_32_bits(pci_resource_len(pdev, 3) - 1));
/* BAR1 */
ret = nouveau_gpuobj_new(parent, NULL, 0x1000, 0, 0, &priv->bar[1].mem);
mem = priv->bar[1].mem;
if (ret)
return ret;
ret = nouveau_gpuobj_new(parent, NULL, 0x8000, 0, 0, &priv->bar[1].pgd);
if (ret)
return ret;
ret = nouveau_vm_new(device, 0, pci_resource_len(pdev, 1), 0, &vm);
if (ret)
return ret;
ret = nouveau_vm_ref(vm, &priv->bar[1].vm, priv->bar[1].pgd);
nouveau_vm_ref(NULL, &vm, NULL);
if (ret)
return ret;
nv_wo32(mem, 0x0200, lower_32_bits(priv->bar[1].pgd->addr));
nv_wo32(mem, 0x0204, upper_32_bits(priv->bar[1].pgd->addr));
nv_wo32(mem, 0x0208, lower_32_bits(pci_resource_len(pdev, 1) - 1));
nv_wo32(mem, 0x020c, upper_32_bits(pci_resource_len(pdev, 1) - 1));
priv->base.alloc = nouveau_bar_alloc;
priv->base.kmap = nvc0_bar_kmap;
priv->base.umap = nvc0_bar_umap;
priv->base.unmap = nvc0_bar_unmap;
priv->base.flush = nv84_bar_flush;
spin_lock_init(&priv->lock);
return 0;
}
int
nv50_instmem_init(struct drm_device *dev)
{
struct drm_nouveau_private *dev_priv = dev->dev_private;
struct nv50_instmem_priv *priv;
struct nouveau_channel *chan;
struct nouveau_vm *vm;
int ret, i;
u32 tmp;
priv = kzalloc(sizeof(*priv), GFP_KERNEL);
if (!priv)
return -ENOMEM;
dev_priv->engine.instmem.priv = priv;
/* */
for (i = 0x1700; i <= 0x1710; i += 4)
priv->save1700[(i-0x1700)/4] = nv_rd32(dev, i);
/* */
ret = drm_mm_init(&dev_priv->ramin_heap, 0, dev_priv->ramin_size);
if (ret) {
NV_ERROR(dev, "Failed to init RAMIN heap\n");
goto error;
}
/* */
ret = nouveau_vm_new(dev, BAR3_VM_BASE, BAR3_VM_SIZE, BAR3_VM_BASE,
&dev_priv->bar3_vm);
if (ret)
goto error;
ret = nouveau_gpuobj_new(dev, NULL, (BAR3_VM_SIZE >> 12) * 8,
0x1000, NVOBJ_FLAG_DONT_MAP |
NVOBJ_FLAG_ZERO_ALLOC,
&dev_priv->bar3_vm->pgt[0].obj[0]);
if (ret)
goto error;
dev_priv->bar3_vm->pgt[0].refcount[0] = 1;
nv50_instmem_map(dev_priv->bar3_vm->pgt[0].obj[0]);
ret = nv50_channel_new(dev, 128 * 1024, dev_priv->bar3_vm, &chan);
if (ret)
goto error;
dev_priv->channels.ptr[0] = dev_priv->channels.ptr[127] = chan;
ret = nv50_gpuobj_dma_new(chan, 0x0000, BAR3_VM_BASE, BAR3_VM_SIZE,
NV_MEM_TARGET_VM, NV_MEM_ACCESS_VM,
NV_MEM_TYPE_VM, NV_MEM_COMP_VM,
&priv->bar3_dmaobj);
if (ret)
goto error;
nv_wr32(dev, 0x001704, 0x00000000 | (chan->ramin->vinst >> 12));
nv_wr32(dev, 0x001704, 0x40000000 | (chan->ramin->vinst >> 12));
nv_wr32(dev, 0x00170c, 0x80000000 | (priv->bar3_dmaobj->cinst >> 4));
dev_priv->engine.instmem.flush(dev);
dev_priv->ramin_available = true;
tmp = nv_ro32(chan->ramin, 0);
nv_wo32(chan->ramin, 0, ~tmp);
if (nv_ro32(chan->ramin, 0) != ~tmp) {
NV_ERROR(dev, "PRAMIN readback failed\n");
ret = -EIO;
goto error;
}
nv_wo32(chan->ramin, 0, tmp);
/* */
ret = nouveau_vm_new(dev, BAR1_VM_BASE, BAR1_VM_SIZE, BAR1_VM_BASE, &vm);
if (ret)
goto error;
ret = nouveau_vm_ref(vm, &dev_priv->bar1_vm, chan->vm_pd);
if (ret)
goto error;
nouveau_vm_ref(NULL, &vm, NULL);
ret = nv50_gpuobj_dma_new(chan, 0x0000, BAR1_VM_BASE, BAR1_VM_SIZE,
NV_MEM_TARGET_VM, NV_MEM_ACCESS_VM,
NV_MEM_TYPE_VM, NV_MEM_COMP_VM,
&priv->bar1_dmaobj);
if (ret)
goto error;
nv_wr32(dev, 0x001708, 0x80000000 | (priv->bar1_dmaobj->cinst >> 4));
for (i = 0; i < 8; i++)
nv_wr32(dev, 0x1900 + (i*4), 0);
/*
*/
ret = nouveau_vm_new(dev, 0, (1ULL << 40), 0x0020000000ULL,
&dev_priv->chan_vm);
if (ret)
return ret;
return 0;
error:
nv50_instmem_takedown(dev);
return ret;
}
