Exemplos de nouveau_gpuobj_new_fake em C++ (Cpp)

Exemplo n.º 1

Arquivo: nv50_instmem.c Projeto: romanbb/android_kernel_lge_d851

static int
nv50_channel_new(struct drm_device *dev, u32 size, struct nouveau_vm *vm,
		 struct nouveau_channel **pchan)
{
	struct drm_nouveau_private *dev_priv = dev->dev_private;
	u32 pgd = (dev_priv->chipset == 0x50) ? 0x1400 : 0x0200;
	u32  fc = (dev_priv->chipset == 0x50) ? 0x0000 : 0x4200;
	struct nouveau_channel *chan;
	int ret, i;

	chan = kzalloc(sizeof(*chan), GFP_KERNEL);
	if (!chan)
		return -ENOMEM;
	chan->dev = dev;

	ret = nouveau_gpuobj_new(dev, NULL, size, 0x1000, 0, &chan->ramin);
	if (ret) {
		nv50_channel_del(&chan);
		return ret;
	}

	ret = drm_mm_init(&chan->ramin_heap, 0x6000, chan->ramin->size);
	if (ret) {
		nv50_channel_del(&chan);
		return ret;
	}

	ret = nouveau_gpuobj_new_fake(dev, chan->ramin->pinst == ~0 ? ~0 :
				      chan->ramin->pinst + pgd,
				      chan->ramin->vinst + pgd,
				      0x4000, NVOBJ_FLAG_ZERO_ALLOC,
				      &chan->vm_pd);
	if (ret) {
		nv50_channel_del(&chan);
		return ret;
	}

	for (i = 0; i < 0x4000; i += 8) {
		nv_wo32(chan->vm_pd, i + 0, 0x00000000);
		nv_wo32(chan->vm_pd, i + 4, 0xdeadcafe);
	}

	ret = nouveau_vm_ref(vm, &chan->vm, chan->vm_pd);
	if (ret) {
		nv50_channel_del(&chan);
		return ret;
	}

	ret = nouveau_gpuobj_new_fake(dev, chan->ramin->pinst == ~0 ? ~0 :
				      chan->ramin->pinst + fc,
				      chan->ramin->vinst + fc, 0x100,
				      NVOBJ_FLAG_ZERO_ALLOC, &chan->ramfc);
	if (ret) {
		nv50_channel_del(&chan);
		return ret;
	}

	*pchan = chan;
	return 0;
}

Exemplo n.º 2

Arquivo: nv10_fifo.c Projeto: eyberg/rumpkernel-netbsd-src

int
nv10_fifo_create_context(struct nouveau_channel *chan)
{
	struct drm_device *dev = chan->dev;
	struct drm_nouveau_private *dev_priv = dev->dev_private;
	int ret;

	if ((ret = nouveau_gpuobj_new_fake(dev, NV10_RAMFC(chan->id), ~0,
						NV10_RAMFC__SIZE,
						NVOBJ_FLAG_ZERO_ALLOC |
						NVOBJ_FLAG_ZERO_FREE,
						NULL, &chan->ramfc)))
		return ret;

	/* Fill entries that are seen filled in dumps of nvidia driver just
	 * after channel's is put into DMA mode
	 */
	RAMFC_WR(DMA_PUT       , chan->pushbuf_base);
	RAMFC_WR(DMA_GET       , chan->pushbuf_base);
	RAMFC_WR(DMA_INSTANCE  , chan->pushbuf->instance >> 4);
	RAMFC_WR(DMA_FETCH     , NV_PFIFO_CACHE1_DMA_FETCH_TRIG_128_BYTES |
				 NV_PFIFO_CACHE1_DMA_FETCH_SIZE_128_BYTES |
				 NV_PFIFO_CACHE1_DMA_FETCH_MAX_REQS_8 |
#ifdef __BIG_ENDIAN
				 NV_PFIFO_CACHE1_BIG_ENDIAN |
#endif
				 0);

	/* enable the fifo dma operation */
	NV_WRITE(NV04_PFIFO_MODE,NV_READ(NV04_PFIFO_MODE)|(1<<chan->id));
	return 0;
}