static int
nvkm_ioctl_sclass(struct nouveau_handle *handle, void *data, u32 size)
{
struct nouveau_object *object = handle->object;
union {
struct nvif_ioctl_sclass_v0 v0;
} *args = data;
int ret;
if (!nv_iclass(object, NV_PARENT_CLASS)) {
nv_debug(object, "cannot have children (sclass)\n");
return -ENODEV;
}
nv_ioctl(object, "sclass size %d\n", size);
if (nvif_unpack(args->v0, 0, 0, true)) {
nv_ioctl(object, "sclass vers %d count %d\n",
args->v0.version, args->v0.count);
if (size == args->v0.count * sizeof(args->v0.oclass[0])) {
ret = nouveau_parent_lclass(object, args->v0.oclass,
args->v0.count);
if (ret >= 0) {
args->v0.count = ret;
ret = 0;
}
} else {
ret = -EINVAL;
}
}
return ret;
}
int
nvkm_ioctl(struct nouveau_client *client, bool supervisor,
void *data, u32 size, void **hack)
{
union {
struct nvif_ioctl_v0 v0;
} *args = data;
int ret;
client->super = supervisor;
nv_ioctl(client, "size %d\n", size);
if (nvif_unpack(args->v0, 0, 0, true)) {
nv_ioctl(client, "vers %d type %02x path %d owner %02x\n",
args->v0.version, args->v0.type, args->v0.path_nr,
args->v0.owner);
ret = nvkm_ioctl_path(client->root, args->v0.type,
args->v0.path_nr, args->v0.path,
data, size, args->v0.owner,
&args->v0.route, &args->v0.token);
}
nv_ioctl(client, "return %d\n", ret);
if (hack) {
*hack = client->data;
client->data = NULL;
}
client->super = false;
return ret;
}
int
nv50_dac_power(NV50_DISP_MTHD_V1)
{
const u32 doff = outp->or * 0x800;
union {
struct nv50_disp_dac_pwr_v0 v0;
} *args = data;
u32 stat;
int ret;
nv_ioctl(object, "disp dac pwr size %d\n", size);
if (nvif_unpack(args->v0, 0, 0, false)) {
nv_ioctl(object, "disp dac pwr vers %d state %d data %d "
"vsync %d hsync %d\n",
args->v0.version, args->v0.state, args->v0.data,
args->v0.vsync, args->v0.hsync);
stat = 0x00000040 * !args->v0.state;
stat |= 0x00000010 * !args->v0.data;
stat |= 0x00000004 * !args->v0.vsync;
stat |= 0x00000001 * !args->v0.hsync;
} else
return ret;
nv_wait(priv, 0x61a004 + doff, 0x80000000, 0x00000000);
nv_mask(priv, 0x61a004 + doff, 0xc000007f, 0x80000000 | stat);
nv_wait(priv, 0x61a004 + doff, 0x80000000, 0x00000000);
return 0;
}
static int
nvkm_ioctl_ntfy_new(struct nouveau_handle *handle, void *data, u32 size)
{
struct nouveau_client *client = nouveau_client(handle->object);
struct nouveau_object *object = handle->object;
struct nouveau_ofuncs *ofuncs = object->oclass->ofuncs;
union {
struct nvif_ioctl_ntfy_new_v0 v0;
} *args = data;
struct nvkm_event *event;
int ret;
nv_ioctl(object, "ntfy new size %d\n", size);
if (nvif_unpack(args->v0, 0, 0, true)) {
nv_ioctl(object, "ntfy new vers %d event %02x\n",
args->v0.version, args->v0.event);
if (ret = -ENODEV, ofuncs->ntfy)
ret = ofuncs->ntfy(object, args->v0.event, &event);
if (ret == 0) {
ret = nvkm_client_notify_new(client, event, data, size);
if (ret >= 0) {
args->v0.index = ret;
ret = 0;
}
}
}
return ret;
}
int
nv50_pior_power(NV50_DISP_MTHD_V1)
{
const u32 soff = outp->or * 0x800;
union {
struct nv50_disp_pior_pwr_v0 v0;
} *args = data;
u32 ctrl, type;
int ret;
nv_ioctl(object, "disp pior pwr size %d\n", size);
if (nvif_unpack(args->v0, 0, 0, false)) {
nv_ioctl(object, "disp pior pwr vers %d state %d type %x\n",
args->v0.version, args->v0.state, args->v0.type);
if (args->v0.type > 0x0f)
return -EINVAL;
ctrl = !!args->v0.state;
type = args->v0.type;
} else
return ret;
nv_wait(priv, 0x61e004 + soff, 0x80000000, 0x00000000);
nv_mask(priv, 0x61e004 + soff, 0x80000101, 0x80000000 | ctrl);
nv_wait(priv, 0x61e004 + soff, 0x80000000, 0x00000000);
priv->pior.type[outp->or] = type;
return 0;
}
int
nve0_hdmi_ctrl(NV50_DISP_MTHD_V1)
{
const u32 hoff = (head * 0x800);
const u32 hdmi = (head * 0x400);
union {
struct nv50_disp_sor_hdmi_pwr_v0 v0;
} *args = data;
u32 ctrl;
int ret;
nv_ioctl(object, "disp sor hdmi ctrl size %d\n", size);
if (nvif_unpack(args->v0, 0, 0, false)) {
nv_ioctl(object, "disp sor hdmi ctrl vers %d state %d "
"max_ac_packet %d rekey %d\n",
args->v0.version, args->v0.state,
args->v0.max_ac_packet, args->v0.rekey);
if (args->v0.max_ac_packet > 0x1f || args->v0.rekey > 0x7f)
return -EINVAL;
ctrl = 0x40000000 * !!args->v0.state;
ctrl |= args->v0.max_ac_packet << 16;
ctrl |= args->v0.rekey;
} else
return ret;
if (!(ctrl & 0x40000000)) {
nv_mask(priv, 0x616798 + hoff, 0x40000000, 0x00000000);
nv_mask(priv, 0x6900c0 + hdmi, 0x00000001, 0x00000000);
nv_mask(priv, 0x690000 + hdmi, 0x00000001, 0x00000000);
return 0;
}
/* AVI InfoFrame */
nv_mask(priv, 0x690000 + hdmi, 0x00000001, 0x00000000);
nv_wr32(priv, 0x690008 + hdmi, 0x000d0282);
nv_wr32(priv, 0x69000c + hdmi, 0x0000006f);
nv_wr32(priv, 0x690010 + hdmi, 0x00000000);
nv_wr32(priv, 0x690014 + hdmi, 0x00000000);
nv_wr32(priv, 0x690018 + hdmi, 0x00000000);
nv_mask(priv, 0x690000 + hdmi, 0x00000001, 0x00000001);
/* ??? InfoFrame? */
nv_mask(priv, 0x6900c0 + hdmi, 0x00000001, 0x00000000);
nv_wr32(priv, 0x6900cc + hdmi, 0x00000010);
nv_mask(priv, 0x6900c0 + hdmi, 0x00000001, 0x00000001);
/* ??? */
nv_wr32(priv, 0x690080 + hdmi, 0x82000000);
/* HDMI_CTRL */
nv_mask(priv, 0x616798 + hoff, 0x401f007f, ctrl);
return 0;
}
static int
nv10_fifo_chan_ctor(struct nvkm_object *parent,
struct nvkm_object *engine,
struct nvkm_oclass *oclass, void *data, u32 size,
struct nvkm_object **pobject)
{
union {
struct nv03_channel_dma_v0 v0;
} *args = data;
struct nv04_fifo_priv *priv = (void *)engine;
struct nv04_fifo_chan *chan;
int ret;
nv_ioctl(parent, "create channel dma size %d\n", size);
if (nvif_unpack(args->v0, 0, 0, false)) {
nv_ioctl(parent, "create channel dma vers %d pushbuf %08x "
"offset %016llx\n", args->v0.version,
args->v0.pushbuf, args->v0.offset);
} else
return ret;
ret = nvkm_fifo_channel_create(parent, engine, oclass, 0, 0x800000,
0x10000, args->v0.pushbuf,
(1ULL << NVDEV_ENGINE_DMAOBJ) |
(1ULL << NVDEV_ENGINE_SW) |
(1ULL << NVDEV_ENGINE_GR), &chan);
*pobject = nv_object(chan);
if (ret)
return ret;
args->v0.chid = chan->base.chid;
nv_parent(chan)->object_attach = nv04_fifo_object_attach;
nv_parent(chan)->object_detach = nv04_fifo_object_detach;
nv_parent(chan)->context_attach = nv04_fifo_context_attach;
chan->ramfc = chan->base.chid * 32;
nv_wo32(priv->ramfc, chan->ramfc + 0x00, args->v0.offset);
nv_wo32(priv->ramfc, chan->ramfc + 0x04, args->v0.offset);
nv_wo32(priv->ramfc, chan->ramfc + 0x0c, chan->base.pushgpu->addr >> 4);
nv_wo32(priv->ramfc, chan->ramfc + 0x14,
NV_PFIFO_CACHE1_DMA_FETCH_TRIG_128_BYTES |
NV_PFIFO_CACHE1_DMA_FETCH_SIZE_128_BYTES |
#ifdef __BIG_ENDIAN
NV_PFIFO_CACHE1_BIG_ENDIAN |
#endif
NV_PFIFO_CACHE1_DMA_FETCH_MAX_REQS_8);
return 0;
}
static int
nvkm_ioctl_nop(struct nouveau_handle *handle, void *data, u32 size)
{
struct nouveau_object *object = handle->object;
union {
struct nvif_ioctl_nop none;
} *args = data;
int ret;
nv_ioctl(object, "nop size %d\n", size);
if (nvif_unvers(args->none)) {
nv_ioctl(object, "nop\n");
}
return ret;
}
static int
nvkm_ioctl_del(struct nouveau_handle *handle, void *data, u32 size)
{
struct nouveau_object *object = handle->object;
union {
struct nvif_ioctl_del none;
} *args = data;
int ret;
nv_ioctl(object, "delete size %d\n", size);
if (nvif_unvers(args->none)) {
nv_ioctl(object, "delete\n");
nouveau_handle_fini(handle, false);
nouveau_handle_destroy(handle);
}
return ret;
}
static int
nvkm_ioctl_ntfy_put(struct nouveau_handle *handle, void *data, u32 size)
{
struct nouveau_client *client = nouveau_client(handle->object);
struct nouveau_object *object = handle->object;
union {
struct nvif_ioctl_ntfy_put_v0 v0;
} *args = data;
int ret;
nv_ioctl(object, "ntfy put size %d\n", size);
if (nvif_unpack(args->v0, 0, 0, false)) {
nv_ioctl(object, "ntfy put vers %d index %d\n",
args->v0.version, args->v0.index);
ret = nvkm_client_notify_put(client, args->v0.index);
}
return ret;
}
static int
nvkm_ioctl_wr(struct nouveau_handle *handle, void *data, u32 size)
{
struct nouveau_object *object = handle->object;
struct nouveau_ofuncs *ofuncs = object->oclass->ofuncs;
union {
struct nvif_ioctl_wr_v0 v0;
} *args = data;
int ret;
nv_ioctl(object, "wr size %d\n", size);
if (nvif_unpack(args->v0, 0, 0, false)) {
nv_ioctl(object, "wr vers %d size %d addr %016llx data %08x\n",
args->v0.version, args->v0.size, args->v0.addr,
args->v0.data);
switch (args->v0.size) {
case 1:
if (ret = -ENODEV, ofuncs->wr08) {
nv_wo08(object, args->v0.addr, args->v0.data);
ret = 0;
}
break;
case 2:
if (ret = -ENODEV, ofuncs->wr16) {
nv_wo16(object, args->v0.addr, args->v0.data);
ret = 0;
}
break;
case 4:
if (ret = -ENODEV, ofuncs->wr32) {
nv_wo32(object, args->v0.addr, args->v0.data);
ret = 0;
}
break;
default:
ret = -EINVAL;
break;
}
}
return ret;
}
static int
nvkm_ioctl_path(struct nouveau_handle *parent, u32 type, u32 nr,
u32 *path, void *data, u32 size,
u8 owner, u8 *route, u64 *token)
{
struct nouveau_handle *handle = parent;
struct nouveau_namedb *namedb;
struct nouveau_object *object;
int ret;
while ((object = parent->object), nr--) {
nv_ioctl(object, "path 0x%08x\n", path[nr]);
if (!nv_iclass(object, NV_PARENT_CLASS)) {
nv_debug(object, "cannot have children (path)\n");
return -EINVAL;
}
if (!(namedb = (void *)nv_pclass(object, NV_NAMEDB_CLASS)) ||
!(handle = nouveau_namedb_get(namedb, path[nr]))) {
nv_debug(object, "handle 0x%08x not found\n", path[nr]);
return -ENOENT;
}
nouveau_namedb_put(handle);
parent = handle;
}
if (owner != NVIF_IOCTL_V0_OWNER_ANY &&
owner != handle->route) {
nv_ioctl(object, "object route != owner\n");
return -EACCES;
}
*route = handle->route;
*token = handle->token;
if (ret = -EINVAL, type < ARRAY_SIZE(nvkm_ioctl_v0)) {
if (nvkm_ioctl_v0[type].version == 0) {
ret = nvkm_ioctl_v0[type].func(handle, data, size);
}
}
return ret;
}
static int
nvkm_ioctl_mthd(struct nouveau_handle *handle, void *data, u32 size)
{
struct nouveau_object *object = handle->object;
struct nouveau_ofuncs *ofuncs = object->oclass->ofuncs;
union {
struct nvif_ioctl_mthd_v0 v0;
} *args = data;
int ret;
nv_ioctl(object, "mthd size %d\n", size);
if (nvif_unpack(args->v0, 0, 0, true)) {
nv_ioctl(object, "mthd vers %d mthd %02x\n",
args->v0.version, args->v0.method);
if (ret = -ENODEV, ofuncs->mthd)
ret = ofuncs->mthd(object, args->v0.method, data, size);
}
return ret;
}
static int
nvkm_ioctl_map(struct nouveau_handle *handle, void *data, u32 size)
{
struct nouveau_object *object = handle->object;
struct nouveau_ofuncs *ofuncs = object->oclass->ofuncs;
union {
struct nvif_ioctl_map_v0 v0;
} *args = data;
int ret;
nv_ioctl(object, "map size %d\n", size);
if (nvif_unpack(args->v0, 0, 0, false)) {
nv_ioctl(object, "map vers %d\n", args->v0.version);
if (ret = -ENODEV, ofuncs->map) {
ret = ofuncs->map(object, &args->v0.handle,
&args->v0.length);
}
}
return ret;
}
int
nv50_dac_sense(NV50_DISP_MTHD_V1)
{
union {
struct nv50_disp_dac_load_v0 v0;
} *args = data;
const u32 doff = outp->or * 0x800;
u32 loadval;
int ret;
nv_ioctl(object, "disp dac load size %d\n", size);
if (nvif_unpack(args->v0, 0, 0, false)) {
nv_ioctl(object, "disp dac load vers %d data %08x\n",
args->v0.version, args->v0.data);
if (args->v0.data & 0xfff00000)
return -EINVAL;
loadval = args->v0.data;
} else
return ret;
nv_mask(priv, 0x61a004 + doff, 0x807f0000, 0x80150000);
nv_wait(priv, 0x61a004 + doff, 0x80000000, 0x00000000);
nv_wr32(priv, 0x61a00c + doff, 0x00100000 | loadval);
mdelay(9);
udelay(500);
loadval = nv_mask(priv, 0x61a00c + doff, 0xffffffff, 0x00000000);
nv_mask(priv, 0x61a004 + doff, 0x807f0000, 0x80550000);
nv_wait(priv, 0x61a004 + doff, 0x80000000, 0x00000000);
nv_debug(priv, "DAC%d sense: 0x%08x\n", outp->or, loadval);
if (!(loadval & 0x80000000))
return -ETIMEDOUT;
args->v0.load = (loadval & 0x38000000) >> 27;
return 0;
}
int
nvkm_dmaobj_create_(struct nouveau_object *parent,
struct nouveau_object *engine,
struct nouveau_oclass *oclass, void **pdata, u32 *psize,
int length, void **pobject)
{
union {
struct nv_dma_v0 v0;
} *args = *pdata;
struct nouveau_instmem *instmem = nouveau_instmem(parent);
struct nouveau_client *client = nouveau_client(parent);
struct nouveau_device *device = nv_device(parent);
struct nouveau_fb *pfb = nouveau_fb(parent);
struct nouveau_dmaobj *dmaobj;
void *data = *pdata;
u32 size = *psize;
int ret;
ret = nouveau_object_create_(parent, engine, oclass, 0, length, pobject);
dmaobj = *pobject;
if (ret)
return ret;
nv_ioctl(parent, "create dma size %d\n", *psize);
if (nvif_unpack(args->v0, 0, 0, true)) {
nv_ioctl(parent, "create dma vers %d target %d access %d "
"start %016llx limit %016llx\n",
args->v0.version, args->v0.target, args->v0.access,
args->v0.start, args->v0.limit);
dmaobj->target = args->v0.target;
dmaobj->access = args->v0.access;
dmaobj->start = args->v0.start;
dmaobj->limit = args->v0.limit;
} else
return ret;
*pdata = data;
*psize = size;
if (dmaobj->start > dmaobj->limit)
return -EINVAL;
switch (dmaobj->target) {
case NV_DMA_V0_TARGET_VM:
dmaobj->target = NV_MEM_TARGET_VM;
break;
case NV_DMA_V0_TARGET_VRAM:
if (!client->super) {
if (dmaobj->limit >= pfb->ram->size - instmem->reserved)
return -EACCES;
if (device->card_type >= NV_50)
return -EACCES;
}
dmaobj->target = NV_MEM_TARGET_VRAM;
break;
case NV_DMA_V0_TARGET_PCI:
if (!client->super)
return -EACCES;
dmaobj->target = NV_MEM_TARGET_PCI;
break;
case NV_DMA_V0_TARGET_PCI_US:
case NV_DMA_V0_TARGET_AGP:
if (!client->super)
return -EACCES;
dmaobj->target = NV_MEM_TARGET_PCI_NOSNOOP;
break;
default:
return -EINVAL;
}
switch (dmaobj->access) {
case NV_DMA_V0_ACCESS_VM:
dmaobj->access = NV_MEM_ACCESS_VM;
break;
case NV_DMA_V0_ACCESS_RD:
dmaobj->access = NV_MEM_ACCESS_RO;
break;
case NV_DMA_V0_ACCESS_WR:
dmaobj->access = NV_MEM_ACCESS_WO;
break;
case NV_DMA_V0_ACCESS_RDWR:
dmaobj->access = NV_MEM_ACCESS_RW;
break;
default:
return -EINVAL;
}
return ret;
}
static int
nvkm_ioctl_new(struct nouveau_handle *parent, void *data, u32 size)
{
union {
struct nvif_ioctl_new_v0 v0;
} *args = data;
struct nouveau_client *client = nouveau_client(parent->object);
struct nouveau_object *engctx = NULL;
struct nouveau_object *object = NULL;
struct nouveau_object *engine;
struct nouveau_oclass *oclass;
struct nouveau_handle *handle;
u32 _handle, _oclass;
int ret;
nv_ioctl(client, "new size %d\n", size);
if (nvif_unpack(args->v0, 0, 0, true)) {
_handle = args->v0.handle;
_oclass = args->v0.oclass;
} else
return ret;
nv_ioctl(client, "new vers %d handle %08x class %08x "
"route %02x token %llx\n",
args->v0.version, _handle, _oclass,
args->v0.route, args->v0.token);
if (!nv_iclass(parent->object, NV_PARENT_CLASS)) {
nv_debug(parent->object, "cannot have children (ctor)\n");
ret = -ENODEV;
goto fail_class;
}
/* check that parent supports the requested subclass */
ret = nouveau_parent_sclass(parent->object, _oclass, &engine, &oclass);
if (ret) {
nv_debug(parent->object, "illegal class 0x%04x\n", _oclass);
goto fail_class;
}
/* make sure engine init has been completed *before* any objects
* it controls are created - the constructors may depend on
* state calculated at init (ie. default context construction)
*/
if (engine) {
ret = nouveau_object_inc(engine);
if (ret)
goto fail_class;
}
/* if engine requires it, create a context object to insert
* between the parent and its children (eg. PGRAPH context)
*/
if (engine && nv_engine(engine)->cclass) {
ret = nouveau_object_ctor(parent->object, engine,
nv_engine(engine)->cclass,
data, size, &engctx);
if (ret)
goto fail_engctx;
} else {
nouveau_object_ref(parent->object, &engctx);
}
/* finally, create new object and bind it to its handle */
ret = nouveau_object_ctor(engctx, engine, oclass, data, size, &object);
client->data = object;
if (ret)
goto fail_ctor;
ret = nouveau_object_inc(object);
if (ret)
goto fail_init;
ret = nouveau_handle_create(parent->object, parent->name,
_handle, object, &handle);
if (ret)
goto fail_handle;
ret = nouveau_handle_init(handle);
handle->route = args->v0.route;
handle->token = args->v0.token;
if (ret)
nouveau_handle_destroy(handle);
fail_handle:
nouveau_object_dec(object, false);
fail_init:
nouveau_object_ref(NULL, &object);
fail_ctor:
nouveau_object_ref(NULL, &engctx);
fail_engctx:
if (engine)
nouveau_object_dec(engine, false);
fail_class:
return ret;
}
static int
nv50_dmaobj_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
struct nouveau_oclass *oclass, void *data, u32 size,
struct nouveau_object **pobject)
{
struct nouveau_dmaeng *dmaeng = (void *)engine;
union {
struct nv50_dma_v0 v0;
} *args;
struct nv50_dmaobj_priv *priv;
u32 user, part, comp, kind;
int ret;
ret = nvkm_dmaobj_create(parent, engine, oclass, &data, &size, &priv);
*pobject = nv_object(priv);
if (ret)
return ret;
args = data;
nv_ioctl(parent, "create nv50 dma size %d\n", size);
if (nvif_unpack(args->v0, 0, 0, false)) {
nv_ioctl(parent, "create nv50 dma vers %d priv %d part %d "
"comp %d kind %02x\n", args->v0.version,
args->v0.priv, args->v0.part, args->v0.comp,
args->v0.kind);
user = args->v0.priv;
part = args->v0.part;
comp = args->v0.comp;
kind = args->v0.kind;
} else
if (size == 0) {
if (priv->base.target != NV_MEM_TARGET_VM) {
user = NV50_DMA_V0_PRIV_US;
part = NV50_DMA_V0_PART_256;
comp = NV50_DMA_V0_COMP_NONE;
kind = NV50_DMA_V0_KIND_PITCH;
} else {
user = NV50_DMA_V0_PRIV_VM;
part = NV50_DMA_V0_PART_VM;
comp = NV50_DMA_V0_COMP_VM;
kind = NV50_DMA_V0_KIND_VM;
}
} else
return ret;
if (user > 2 || part > 2 || comp > 3 || kind > 0x7f)
return -EINVAL;
priv->flags0 = (comp << 29) | (kind << 22) | (user << 20);
priv->flags5 = (part << 16);
switch (priv->base.target) {
case NV_MEM_TARGET_VM:
priv->flags0 |= 0x00000000;
break;
case NV_MEM_TARGET_VRAM:
priv->flags0 |= 0x00010000;
break;
case NV_MEM_TARGET_PCI:
priv->flags0 |= 0x00020000;
break;
case NV_MEM_TARGET_PCI_NOSNOOP:
priv->flags0 |= 0x00030000;
break;
default:
return -EINVAL;
}
switch (priv->base.access) {
case NV_MEM_ACCESS_VM:
break;
case NV_MEM_ACCESS_RO:
priv->flags0 |= 0x00040000;
break;
case NV_MEM_ACCESS_WO:
case NV_MEM_ACCESS_RW:
priv->flags0 |= 0x00080000;
break;
default:
return -EINVAL;
}
return dmaeng->bind(&priv->base, nv_object(priv), (void *)pobject);
}
static int
gf100_dmaobj_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
struct nvkm_oclass *oclass, void *data, u32 size,
struct nvkm_object **pobject)
{
struct nvkm_dmaeng *dmaeng = (void *)engine;
union {
struct gf100_dma_v0 v0;
} *args;
struct gf100_dmaobj_priv *priv;
u32 kind, user, unkn;
int ret;
ret = nvkm_dmaobj_create(parent, engine, oclass, &data, &size, &priv);
*pobject = nv_object(priv);
if (ret)
return ret;
args = data;
nv_ioctl(parent, "create gf100 dma size %d\n", size);
if (nvif_unpack(args->v0, 0, 0, false)) {
nv_ioctl(parent, "create gf100 dma vers %d priv %d kind %02x\n",
args->v0.version, args->v0.priv, args->v0.kind);
kind = args->v0.kind;
user = args->v0.priv;
unkn = 0;
} else
if (size == 0) {
if (priv->base.target != NV_MEM_TARGET_VM) {
kind = GF100_DMA_V0_KIND_PITCH;
user = GF100_DMA_V0_PRIV_US;
unkn = 2;
} else {
kind = GF100_DMA_V0_KIND_VM;
user = GF100_DMA_V0_PRIV_VM;
unkn = 0;
}
} else
return ret;
if (user > 2)
return -EINVAL;
priv->flags0 |= (kind << 22) | (user << 20);
priv->flags5 |= (unkn << 16);
switch (priv->base.target) {
case NV_MEM_TARGET_VM:
priv->flags0 |= 0x00000000;
break;
case NV_MEM_TARGET_VRAM:
priv->flags0 |= 0x00010000;
break;
case NV_MEM_TARGET_PCI:
priv->flags0 |= 0x00020000;
break;
case NV_MEM_TARGET_PCI_NOSNOOP:
priv->flags0 |= 0x00030000;
break;
default:
return -EINVAL;
}
switch (priv->base.access) {
case NV_MEM_ACCESS_VM:
break;
case NV_MEM_ACCESS_RO:
priv->flags0 |= 0x00040000;
break;
case NV_MEM_ACCESS_WO:
case NV_MEM_ACCESS_RW:
priv->flags0 |= 0x00080000;
break;
}
return dmaeng->bind(&priv->base, nv_object(priv), (void *)pobject);
}