C++ (Cpp) nouveau_gem_object示例

示例#1

文件： nouveau_gem.c 项目： DirtyDroidX/android_kernel_htc_m8ul

static int
nouveau_gem_info(struct drm_file *file_priv, struct drm_gem_object *gem,
		 struct drm_nouveau_gem_info *rep)
{
	struct nouveau_fpriv *fpriv = nouveau_fpriv(file_priv);
	struct nouveau_bo *nvbo = nouveau_gem_object(gem);
	struct nouveau_vma *vma;

	if (nvbo->bo.mem.mem_type == TTM_PL_TT)
		rep->domain = NOUVEAU_GEM_DOMAIN_GART;
	else
		rep->domain = NOUVEAU_GEM_DOMAIN_VRAM;

	rep->offset = nvbo->bo.offset;
	if (fpriv->vm) {
		vma = nouveau_bo_vma_find(nvbo, fpriv->vm);
		if (!vma)
			return -EINVAL;

		rep->offset = vma->offset;
	}

	rep->size = nvbo->bo.mem.num_pages << PAGE_SHIFT;
	rep->map_handle = nvbo->bo.addr_space_offset;
	rep->tile_mode = nvbo->tile_mode;
	rep->tile_flags = nvbo->tile_flags;
	return 0;
}

示例#2

文件： nouveau_gem.c 项目： JamesLinus/nouveau

void
nouveau_gem_object_close(struct drm_gem_object *gem, struct drm_file *file_priv)
{
	struct nouveau_cli *cli = nouveau_cli(file_priv);
	struct nouveau_bo *nvbo = nouveau_gem_object(gem);
	struct nouveau_drm *drm = nouveau_bdev(nvbo->bo.bdev);
	struct device *dev = drm->dev->dev;
	struct nvkm_vma *vma;
	int ret;

	if (!cli->vm)
		return;

	ret = ttm_bo_reserve(&nvbo->bo, false, false, false, NULL);
	if (ret)
		return;

	vma = nouveau_bo_vma_find(nvbo, cli->vm);
	if (vma) {
		if (--vma->refcount == 0) {
			ret = pm_runtime_get_sync(dev);
			if (!WARN_ON(ret < 0 && ret != -EACCES)) {
				nouveau_gem_object_unmap(nvbo, vma);
				pm_runtime_mark_last_busy(dev);
				pm_runtime_put_autosuspend(dev);
			}
		}
	}
	ttm_bo_unreserve(&nvbo->bo);
}

示例#3

文件： nouveau_gem.c 项目： JamesLinus/nouveau

void
nouveau_gem_object_del(struct drm_gem_object *gem)
{
	struct nouveau_bo *nvbo = nouveau_gem_object(gem);
	struct nouveau_drm *drm = nouveau_bdev(nvbo->bo.bdev);
	struct ttm_buffer_object *bo = &nvbo->bo;
	struct device *dev = drm->dev->dev;
	int ret;

	ret = pm_runtime_get_sync(dev);
	if (WARN_ON(ret < 0 && ret != -EACCES))
		return;

	if (gem->import_attach)
		drm_prime_gem_destroy(gem, nvbo->bo.sg);

	drm_gem_object_release(gem);

	/* reset filp so nouveau_bo_del_ttm() can test for it */
	gem->filp = NULL;
	ttm_bo_unref(&bo);

	pm_runtime_mark_last_busy(dev);
	pm_runtime_put_autosuspend(dev);
}

示例#4

文件： nouveau_gem.c 项目： SantoshShilimkar/linux

int
nouveau_gem_object_open(struct drm_gem_object *gem, struct drm_file *file_priv)
{
	struct nouveau_cli *cli = nouveau_cli(file_priv);
	struct nouveau_bo *nvbo = nouveau_gem_object(gem);
	struct nouveau_drm *drm = nouveau_bdev(nvbo->bo.bdev);
	struct device *dev = drm->dev->dev;
	struct nouveau_vma *vma;
	int ret;

	if (cli->vmm.vmm.object.oclass < NVIF_CLASS_VMM_NV50)
		return 0;

	ret = ttm_bo_reserve(&nvbo->bo, false, false, NULL);
	if (ret)
		return ret;

	ret = pm_runtime_get_sync(dev);
	if (ret < 0 && ret != -EACCES)
		goto out;

	ret = nouveau_vma_new(nvbo, &cli->vmm, &vma);
	pm_runtime_mark_last_busy(dev);
	pm_runtime_put_autosuspend(dev);
out:
	ttm_bo_unreserve(&nvbo->bo);
	return ret;
}

示例#5

文件： nouveau_gem.c 项目： alsandeep/linux-linaro-4.1

static int
nouveau_gem_info(struct drm_file *file_priv, struct drm_gem_object *gem,
		 struct drm_nouveau_gem_info *rep)
{
	struct nouveau_cli *cli = nouveau_cli(file_priv);
	struct nouveau_bo *nvbo = nouveau_gem_object(gem);
	struct nvkm_vma *vma;

	if (is_power_of_2(nvbo->valid_domains))
		rep->domain = nvbo->valid_domains;
	else if (nvbo->bo.mem.mem_type == TTM_PL_TT)
		rep->domain = NOUVEAU_GEM_DOMAIN_GART;
	else
		rep->domain = NOUVEAU_GEM_DOMAIN_VRAM;
	rep->offset = nvbo->bo.offset;
	if (cli->vm) {
		vma = nouveau_bo_vma_find(nvbo, cli->vm);
		if (!vma)
			return -EINVAL;

		rep->offset = vma->offset;
	}

	rep->size = nvbo->bo.mem.num_pages << PAGE_SHIFT;
	rep->map_handle = drm_vma_node_offset_addr(&nvbo->bo.vma_node);
	rep->tile_mode = nvbo->tile_mode;
	rep->tile_flags = nvbo->tile_flags;
	return 0;
}

示例#6

文件： nouveau_prime.c 项目： aywq2008/omniplay

struct dma_buf *nouveau_gem_prime_export(struct drm_device *dev,
				struct drm_gem_object *obj, int flags)
{
	struct nouveau_bo *nvbo = nouveau_gem_object(obj);
	int ret = 0;

	/* pin buffer into GTT */
	ret = nouveau_bo_pin(nvbo, TTM_PL_FLAG_TT);
	if (ret)
		return ERR_PTR(-EINVAL);

	return dma_buf_export(nvbo, &nouveau_dmabuf_ops, obj->size, flags);
}

示例#7

文件： nouveau_gem.c 项目： gic4107/HSA-linux

void
nouveau_gem_object_del(struct drm_gem_object *gem)
{
	struct nouveau_bo *nvbo = nouveau_gem_object(gem);
	struct ttm_buffer_object *bo = &nvbo->bo;

	if (gem->import_attach)
		drm_prime_gem_destroy(gem, nvbo->bo.sg);

	drm_gem_object_release(gem);

	/* reset filp so nouveau_bo_del_ttm() can test for it */
	gem->filp = NULL;
	ttm_bo_unref(&bo);
}

示例#8

文件： nouveau_gem.c 项目： 12rafael/jellytimekernel

static int
nouveau_gem_info(struct drm_gem_object *gem, struct drm_nouveau_gem_info *rep)
{
	struct nouveau_bo *nvbo = nouveau_gem_object(gem);

	if (nvbo->bo.mem.mem_type == TTM_PL_TT)
		rep->domain = NOUVEAU_GEM_DOMAIN_GART;
	else
		rep->domain = NOUVEAU_GEM_DOMAIN_VRAM;

	rep->size = nvbo->bo.mem.num_pages << PAGE_SHIFT;
	rep->offset = nvbo->bo.offset;
	rep->map_handle = nvbo->mappable ? nvbo->bo.addr_space_offset : 0;
	rep->tile_mode = nvbo->tile_mode;
	rep->tile_flags = nvbo->tile_flags;
	return 0;
}

示例#9

文件： nouveau_gem.c 项目： JamesLinus/nouveau

int
nouveau_gem_object_open(struct drm_gem_object *gem, struct drm_file *file_priv)
{
	struct nouveau_cli *cli = nouveau_cli(file_priv);
	struct nouveau_bo *nvbo = nouveau_gem_object(gem);
	struct nouveau_drm *drm = nouveau_bdev(nvbo->bo.bdev);
	struct nvkm_vma *vma;
	struct device *dev = drm->dev->dev;
	int ret;

	if (!cli->vm)
		return 0;

	ret = ttm_bo_reserve(&nvbo->bo, false, false, false, NULL);
	if (ret)
		return ret;

	vma = nouveau_bo_vma_find(nvbo, cli->vm);
	if (!vma) {
		vma = kzalloc(sizeof(*vma), GFP_KERNEL);
		if (!vma) {
			ret = -ENOMEM;
			goto out;
		}

		ret = pm_runtime_get_sync(dev);
		if (ret < 0 && ret != -EACCES)
			goto out;

		ret = nouveau_bo_vma_add(nvbo, cli->vm, vma);
		if (ret)
			kfree(vma);

		pm_runtime_mark_last_busy(dev);
		pm_runtime_put_autosuspend(dev);
	} else {
		vma->refcount++;
	}

out:
	ttm_bo_unreserve(&nvbo->bo);
	return ret;
}

示例#10

文件： nouveau_gem.c 项目： gic4107/HSA-linux

void
nouveau_gem_object_close(struct drm_gem_object *gem, struct drm_file *file_priv)
{
	struct nouveau_cli *cli = nouveau_cli(file_priv);
	struct nouveau_bo *nvbo = nouveau_gem_object(gem);
	struct nouveau_vma *vma;
	int ret;

	if (!cli->base.vm)
		return;

	ret = ttm_bo_reserve(&nvbo->bo, false, false, false, 0);
	if (ret)
		return;

	vma = nouveau_bo_vma_find(nvbo, cli->base.vm);
	if (vma) {
		if (--vma->refcount == 0)
			nouveau_gem_object_unmap(nvbo, vma);
	}
	ttm_bo_unreserve(&nvbo->bo);
}

示例#11

文件： nouveau_gem.c 项目： ryo/netbsd-src

void
nouveau_gem_object_del(struct drm_gem_object *gem)
{
	struct nouveau_bo *nvbo = nouveau_gem_object(gem);
	struct ttm_buffer_object *bo = &nvbo->bo;

#ifndef __NetBSD__		/* XXX drm prime */
	if (gem->import_attach)
		drm_prime_gem_destroy(gem, nvbo->bo.sg);
#endif

	drm_gem_object_release(gem);

	/* reset filp so nouveau_bo_del_ttm() can test for it */
#ifdef __NetBSD__
	/* XXX Whattakludge!  */
	gem->gemo_shm_uao = NULL;
#else
	gem->filp = NULL;
#endif
	ttm_bo_unref(&bo);
}

示例#12

文件： nouveau_gem.c 项目： gic4107/HSA-linux

static int
nouveau_gem_set_domain(struct drm_gem_object *gem, uint32_t read_domains,
		       uint32_t write_domains, uint32_t valid_domains)
{
	struct nouveau_bo *nvbo = nouveau_gem_object(gem);
	struct ttm_buffer_object *bo = &nvbo->bo;
	uint32_t domains = valid_domains & nvbo->valid_domains &
		(write_domains ? write_domains : read_domains);
	uint32_t pref_flags = 0, valid_flags = 0;

	if (!domains)
		return -EINVAL;

	if (valid_domains & NOUVEAU_GEM_DOMAIN_VRAM)
		valid_flags |= TTM_PL_FLAG_VRAM;

	if (valid_domains & NOUVEAU_GEM_DOMAIN_GART)
		valid_flags |= TTM_PL_FLAG_TT;

	if ((domains & NOUVEAU_GEM_DOMAIN_VRAM) &&
	    bo->mem.mem_type == TTM_PL_VRAM)
		pref_flags |= TTM_PL_FLAG_VRAM;

	else if ((domains & NOUVEAU_GEM_DOMAIN_GART) &&
		 bo->mem.mem_type == TTM_PL_TT)
		pref_flags |= TTM_PL_FLAG_TT;

	else if (domains & NOUVEAU_GEM_DOMAIN_VRAM)
		pref_flags |= TTM_PL_FLAG_VRAM;

	else
		pref_flags |= TTM_PL_FLAG_TT;

	nouveau_bo_placement_set(nvbo, pref_flags, valid_flags);

	return 0;
}

示例#13

文件： nouveau_gem.c 项目： DirtyDroidX/android_kernel_htc_m8ul

void
nouveau_gem_object_close(struct drm_gem_object *gem, struct drm_file *file_priv)
{
	struct nouveau_fpriv *fpriv = nouveau_fpriv(file_priv);
	struct nouveau_bo *nvbo = nouveau_gem_object(gem);
	struct nouveau_vma *vma;
	int ret;

	if (!fpriv->vm)
		return;

	ret = ttm_bo_reserve(&nvbo->bo, false, false, false, 0);
	if (ret)
		return;

	vma = nouveau_bo_vma_find(nvbo, fpriv->vm);
	if (vma) {
		if (--vma->refcount == 0) {
			nouveau_bo_vma_del(nvbo, vma);
			kfree(vma);
		}
	}
	ttm_bo_unreserve(&nvbo->bo);
}

示例#14

文件： nouveau_gem.c 项目： DirtyDroidX/android_kernel_htc_m8ul

int
nouveau_gem_object_open(struct drm_gem_object *gem, struct drm_file *file_priv)
{
	struct nouveau_fpriv *fpriv = nouveau_fpriv(file_priv);
	struct nouveau_bo *nvbo = nouveau_gem_object(gem);
	struct nouveau_vma *vma;
	int ret;

	if (!fpriv->vm)
		return 0;

	ret = ttm_bo_reserve(&nvbo->bo, false, false, false, 0);
	if (ret)
		return ret;

	vma = nouveau_bo_vma_find(nvbo, fpriv->vm);
	if (!vma) {
		vma = kzalloc(sizeof(*vma), GFP_KERNEL);
		if (!vma) {
			ret = -ENOMEM;
			goto out;
		}

		ret = nouveau_bo_vma_add(nvbo, fpriv->vm, vma);
		if (ret) {
			kfree(vma);
			goto out;
		}
	} else {
		vma->refcount++;
	}

out:
	ttm_bo_unreserve(&nvbo->bo);
	return ret;
}

示例#15

文件： nouveau_gem.c 项目： SantoshShilimkar/linux

static int
nouveau_gem_info(struct drm_file *file_priv, struct drm_gem_object *gem,
		 struct drm_nouveau_gem_info *rep)
{
	struct nouveau_cli *cli = nouveau_cli(file_priv);
	struct nouveau_bo *nvbo = nouveau_gem_object(gem);
	struct nouveau_vma *vma;

	if (is_power_of_2(nvbo->valid_domains))
		rep->domain = nvbo->valid_domains;
	else if (nvbo->bo.mem.mem_type == TTM_PL_TT)
		rep->domain = NOUVEAU_GEM_DOMAIN_GART;
	else
		rep->domain = NOUVEAU_GEM_DOMAIN_VRAM;
	rep->offset = nvbo->bo.offset;
	if (cli->vmm.vmm.object.oclass >= NVIF_CLASS_VMM_NV50) {
		vma = nouveau_vma_find(nvbo, &cli->vmm);
		if (!vma)
			return -EINVAL;

		rep->offset = vma->addr;
	}

	rep->size = nvbo->bo.mem.num_pages << PAGE_SHIFT;
	rep->map_handle = drm_vma_node_offset_addr(&nvbo->bo.vma_node);
	rep->tile_mode = nvbo->mode;
	rep->tile_flags = nvbo->contig ? 0 : NOUVEAU_GEM_TILE_NONCONTIG;
	if (cli->device.info.family >= NV_DEVICE_INFO_V0_FERMI)
		rep->tile_flags |= nvbo->kind << 8;
	else
	if (cli->device.info.family >= NV_DEVICE_INFO_V0_TESLA)
		rep->tile_flags |= nvbo->kind << 8 | nvbo->comp << 16;
	else
		rep->tile_flags |= nvbo->zeta;
	return 0;
}