static int
gf100_dmaobj_bind(struct nvkm_dmaobj *dmaobj, struct nvkm_object *parent,
struct nvkm_gpuobj **pgpuobj)
{
struct gf100_dmaobj_priv *priv = (void *)dmaobj;
int ret;
if (!nv_iclass(parent, NV_ENGCTX_CLASS)) {
switch (nv_mclass(parent->parent)) {
case GT214_DISP_CORE_CHANNEL_DMA:
case GT214_DISP_BASE_CHANNEL_DMA:
case GT214_DISP_OVERLAY_CHANNEL_DMA:
break;
default:
return -EINVAL;
}
} else
return 0;
ret = nvkm_gpuobj_new(parent, parent, 24, 32, 0, pgpuobj);
if (ret == 0) {
nv_wo32(*pgpuobj, 0x00, priv->flags0 | nv_mclass(dmaobj));
nv_wo32(*pgpuobj, 0x04, lower_32_bits(priv->base.limit));
nv_wo32(*pgpuobj, 0x08, lower_32_bits(priv->base.start));
nv_wo32(*pgpuobj, 0x0c, upper_32_bits(priv->base.limit) << 24 |
upper_32_bits(priv->base.start));
nv_wo32(*pgpuobj, 0x10, 0x00000000);
nv_wo32(*pgpuobj, 0x14, priv->flags5);
}
return ret;
}
static int
nv50_disp_data_ctor(struct nouveau_object *parent,
struct nouveau_object *engine,
struct nouveau_oclass *oclass, void *data, u32 size,
struct nouveau_object **pobject)
{
struct nv50_disp_priv *priv = (void *)engine;
struct nouveau_engctx *ectx;
int ret = -EBUSY;
/* no context needed for channel objects... */
if (nv_mclass(parent) != NV_DEVICE_CLASS) {
atomic_inc(&parent->refcount);
*pobject = parent;
return 1;
}
/* allocate display hardware to client */
mutex_lock(&nv_subdev(priv)->mutex);
if (list_empty(&nv_engine(priv)->contexts)) {
ret = nouveau_engctx_create(parent, engine, oclass, NULL,
0x10000, 0x10000,
NVOBJ_FLAG_HEAP, &ectx);
*pobject = nv_object(ectx);
}
mutex_unlock(&nv_subdev(priv)->mutex);
return ret;
}
int
nv50_disp_dmac_create_(struct nouveau_object *parent,
struct nouveau_object *engine,
struct nouveau_oclass *oclass, u32 pushbuf, int chid,
int length, void **pobject)
{
struct nv50_disp_dmac *dmac;
int ret;
ret = nv50_disp_chan_create_(parent, engine, oclass, chid,
length, pobject);
dmac = *pobject;
if (ret)
return ret;
dmac->pushdma = (void *)nouveau_handle_ref(parent, pushbuf);
if (!dmac->pushdma)
return -ENOENT;
switch (nv_mclass(dmac->pushdma)) {
case 0x0002:
case 0x003d:
if (dmac->pushdma->limit - dmac->pushdma->start != 0xfff)
return -EINVAL;
switch (dmac->pushdma->target) {
case NV_MEM_TARGET_VRAM:
dmac->push = 0x00000000 | dmac->pushdma->start >> 8;
break;
case NV_MEM_TARGET_PCI_NOSNOOP:
dmac->push = 0x00000003 | dmac->pushdma->start >> 8;
break;
default:
return -EINVAL;
}
break;
default:
return -EINVAL;
}
return 0;
}
static int
nv84_crypt_object_ctor(struct nouveau_object *parent,
struct nouveau_object *engine,
struct nouveau_oclass *oclass, void *data, u32 size,
struct nouveau_object **pobject)
{
struct nouveau_gpuobj *obj;
int ret;
ret = nouveau_gpuobj_create(parent, engine, oclass, 0, parent,
16, 16, 0, &obj);
*pobject = nv_object(obj);
if (ret)
return ret;
nv_wo32(obj, 0x00, nv_mclass(obj));
nv_wo32(obj, 0x04, 0x00000000);
nv_wo32(obj, 0x08, 0x00000000);
nv_wo32(obj, 0x0c, 0x00000000);
return 0;
}
static int
nvkm_dmaobj_bind(struct nouveau_dmaobj *dmaobj, struct nouveau_object *parent,
struct nouveau_gpuobj **pgpuobj)
{
const struct nvkm_dmaeng_impl *impl = (void *)
nv_oclass(nv_object(dmaobj)->engine);
int ret = 0;
if (nv_object(dmaobj) == parent) { /* ctor bind */
if (nv_mclass(parent->parent) == NV_DEVICE) {
/* delayed, or no, binding */
return 0;
}
ret = impl->bind(dmaobj, parent, pgpuobj);
if (ret == 0)
nouveau_object_ref(NULL, &parent);
return ret;
}
return impl->bind(dmaobj, parent, pgpuobj);
}
static int
nvc0_dmaobj_bind(struct nouveau_dmaeng *dmaeng,
struct nouveau_object *parent,
struct nouveau_dmaobj *dmaobj,
struct nouveau_gpuobj **pgpuobj)
{
u32 flags0 = nv_mclass(dmaobj);
u32 flags5 = 0x00000000;
int ret;
if (!nv_iclass(parent, NV_ENGCTX_CLASS)) {
switch (nv_mclass(parent->parent)) {
case NVA3_DISP_MAST_CLASS:
case NVA3_DISP_SYNC_CLASS:
case NVA3_DISP_OVLY_CLASS:
break;
default:
return -EINVAL;
}
} else
return 0;
if (!(dmaobj->conf0 & NVC0_DMA_CONF0_ENABLE)) {
if (dmaobj->target == NV_MEM_TARGET_VM) {
dmaobj->conf0 = NVC0_DMA_CONF0_PRIV_VM;
dmaobj->conf0 |= NVC0_DMA_CONF0_TYPE_VM;
} else {
dmaobj->conf0 = NVC0_DMA_CONF0_PRIV_US;
dmaobj->conf0 |= NVC0_DMA_CONF0_TYPE_LINEAR;
dmaobj->conf0 |= 0x00020000;
}
}
flags0 |= (dmaobj->conf0 & NVC0_DMA_CONF0_TYPE) << 22;
flags0 |= (dmaobj->conf0 & NVC0_DMA_CONF0_PRIV);
flags5 |= (dmaobj->conf0 & NVC0_DMA_CONF0_UNKN);
switch (dmaobj->target) {
case NV_MEM_TARGET_VM:
flags0 |= 0x00000000;
break;
case NV_MEM_TARGET_VRAM:
flags0 |= 0x00010000;
break;
case NV_MEM_TARGET_PCI:
flags0 |= 0x00020000;
break;
case NV_MEM_TARGET_PCI_NOSNOOP:
flags0 |= 0x00030000;
break;
default:
return -EINVAL;
}
switch (dmaobj->access) {
case NV_MEM_ACCESS_VM:
break;
case NV_MEM_ACCESS_RO:
flags0 |= 0x00040000;
break;
case NV_MEM_ACCESS_WO:
case NV_MEM_ACCESS_RW:
flags0 |= 0x00080000;
break;
}
ret = nouveau_gpuobj_new(parent, parent, 24, 32, 0, pgpuobj);
if (ret == 0) {
nv_wo32(*pgpuobj, 0x00, flags0);
nv_wo32(*pgpuobj, 0x04, lower_32_bits(dmaobj->limit));
nv_wo32(*pgpuobj, 0x08, lower_32_bits(dmaobj->start));
nv_wo32(*pgpuobj, 0x0c, upper_32_bits(dmaobj->limit) << 24 |
upper_32_bits(dmaobj->start));
nv_wo32(*pgpuobj, 0x10, 0x00000000);
nv_wo32(*pgpuobj, 0x14, flags5);
}
return ret;
}
