コード例 #1
0
ファイル: ioctl.c プロジェクト: mikuhatsune001/linux2.6.32
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;
}
コード例 #2
0
ファイル: ioctl.c プロジェクト: mikuhatsune001/linux2.6.32
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;
}
コード例 #3
0
ファイル: dacnv50.c プロジェクト: mikuhatsune001/linux2.6.32
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;
}
コード例 #4
0
ファイル: ioctl.c プロジェクト: mikuhatsune001/linux2.6.32
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;
}
コード例 #5
0
ファイル: piornv50.c プロジェクト: 168519/linux
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;
}
コード例 #6
0
ファイル: hdminve0.c プロジェクト: 383530895/linux
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;
}
コード例 #7
0
ファイル: nv10.c プロジェクト: 168519/linux
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;
}
コード例 #8
0
ファイル: ioctl.c プロジェクト: mikuhatsune001/linux2.6.32
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;
}
コード例 #9
0
ファイル: ioctl.c プロジェクト: mikuhatsune001/linux2.6.32
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;
}
コード例 #10
0
ファイル: ioctl.c プロジェクト: mikuhatsune001/linux2.6.32
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;
}
コード例 #11
0
ファイル: ioctl.c プロジェクト: mikuhatsune001/linux2.6.32
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;
}
コード例 #12
0
ファイル: ioctl.c プロジェクト: mikuhatsune001/linux2.6.32
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;
}
コード例 #13
0
ファイル: ioctl.c プロジェクト: mikuhatsune001/linux2.6.32
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;
}
コード例 #14
0
ファイル: ioctl.c プロジェクト: mikuhatsune001/linux2.6.32
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;
}
コード例 #15
0
ファイル: dacnv50.c プロジェクト: mikuhatsune001/linux2.6.32
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;
}
コード例 #16
0
ファイル: base.c プロジェクト: 383530895/linux
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;
}
コード例 #17
0
ファイル: ioctl.c プロジェクト: mikuhatsune001/linux2.6.32
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;
}
コード例 #18
0
ファイル: nv50.c プロジェクト: mikuhatsune001/linux2.6.32
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);
}
コード例 #19
0
ファイル: gf100.c プロジェクト: 168519/linux
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);
}