diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.c index 489041df1f45636da40966578799e5cecf39bcb5..4809d4a5d72a7a349b70da8b5d125a9e702725e4 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.c @@ -345,8 +345,7 @@ const struct dma_buf_ops amdgpu_dmabuf_ops = { * Returns: * Shared DMA buffer representing the GEM BO from the given device. */ -struct dma_buf *amdgpu_gem_prime_export(struct drm_device *dev, - struct drm_gem_object *gobj, +struct dma_buf *amdgpu_gem_prime_export(struct drm_gem_object *gobj, int flags) { struct amdgpu_bo *bo = gem_to_amdgpu_bo(gobj); @@ -356,9 +355,9 @@ struct dma_buf *amdgpu_gem_prime_export(struct drm_device *dev, bo->flags & AMDGPU_GEM_CREATE_VM_ALWAYS_VALID) return ERR_PTR(-EPERM); - buf = drm_gem_prime_export(dev, gobj, flags); + buf = drm_gem_prime_export(gobj, flags); if (!IS_ERR(buf)) { - buf->file->f_mapping = dev->anon_inode->i_mapping; + buf->file->f_mapping = gobj->dev->anon_inode->i_mapping; buf->ops = &amdgpu_dmabuf_ops; } diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.h index c7056cbe8685a779b08deef4362e06af0ea71a02..7f73a4f94204d782cee44be54df0c418d32db43e 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.h @@ -30,8 +30,7 @@ struct drm_gem_object * amdgpu_gem_prime_import_sg_table(struct drm_device *dev, struct dma_buf_attachment *attach, struct sg_table *sg); -struct dma_buf *amdgpu_gem_prime_export(struct drm_device *dev, - struct drm_gem_object *gobj, +struct dma_buf *amdgpu_gem_prime_export(struct drm_gem_object *gobj, int flags); struct drm_gem_object *amdgpu_gem_prime_import(struct drm_device *dev, struct dma_buf *dma_buf); diff --git a/drivers/gpu/drm/armada/armada_gem.c b/drivers/gpu/drm/armada/armada_gem.c index 642d0e70d0f8ffe4634046b5327039321e08a1a4..7e7fcc3f1f7f14213027cfb7e6c275a803a7eda1 100644 --- a/drivers/gpu/drm/armada/armada_gem.c +++ b/drivers/gpu/drm/armada/armada_gem.c @@ -485,8 +485,7 @@ static const struct dma_buf_ops armada_gem_prime_dmabuf_ops = { }; struct dma_buf * -armada_gem_prime_export(struct drm_device *dev, struct drm_gem_object *obj, - int flags) +armada_gem_prime_export(struct drm_gem_object *obj, int flags) { DEFINE_DMA_BUF_EXPORT_INFO(exp_info); @@ -495,7 +494,7 @@ armada_gem_prime_export(struct drm_device *dev, struct drm_gem_object *obj, exp_info.flags = O_RDWR; exp_info.priv = obj; - return drm_gem_dmabuf_export(dev, &exp_info); + return drm_gem_dmabuf_export(obj->dev, &exp_info); } struct drm_gem_object * diff --git a/drivers/gpu/drm/armada/armada_gem.h b/drivers/gpu/drm/armada/armada_gem.h index 1ac90792b166c20cfe580051200802b6fd140a2a..c619381eeeff0870c04e6324e9e6fbe24422aa46 100644 --- a/drivers/gpu/drm/armada/armada_gem.h +++ b/drivers/gpu/drm/armada/armada_gem.h @@ -35,8 +35,7 @@ struct armada_gem_object *armada_gem_alloc_private_object(struct drm_device *, size_t); int armada_gem_dumb_create(struct drm_file *, struct drm_device *, struct drm_mode_create_dumb *); -struct dma_buf *armada_gem_prime_export(struct drm_device *dev, - struct drm_gem_object *obj, int flags); +struct dma_buf *armada_gem_prime_export(struct drm_gem_object *obj, int flags); struct drm_gem_object *armada_gem_prime_import(struct drm_device *, struct dma_buf *); int armada_gem_map_import(struct armada_gem_object *); diff --git a/drivers/gpu/drm/drm_prime.c b/drivers/gpu/drm/drm_prime.c index 1f100d5a323f3a0e14c7cab4525fc21b9850c14e..30377b53f5fa15379f0950a676d750a78b3601f5 100644 --- a/drivers/gpu/drm/drm_prime.c +++ b/drivers/gpu/drm/drm_prime.c @@ -384,9 +384,9 @@ static struct dma_buf *export_and_register_object(struct drm_device *dev, if (obj->funcs && obj->funcs->export) dmabuf = obj->funcs->export(obj, flags); else if (dev->driver->gem_prime_export) - dmabuf = dev->driver->gem_prime_export(dev, obj, flags); + dmabuf = dev->driver->gem_prime_export(obj, flags); else - dmabuf = drm_gem_prime_export(dev, obj, flags); + dmabuf = drm_gem_prime_export(obj, flags); if (IS_ERR(dmabuf)) { /* normally the created dma-buf takes ownership of the ref, * but if that fails then drop the ref @@ -814,7 +814,6 @@ EXPORT_SYMBOL(drm_prime_pages_to_sg); /** * drm_gem_prime_export - helper library implementation of the export callback - * @dev: drm_device to export from * @obj: GEM object to export * @flags: flags like DRM_CLOEXEC and DRM_RDWR * @@ -822,10 +821,10 @@ EXPORT_SYMBOL(drm_prime_pages_to_sg); * using the PRIME helpers. It is used as the default in * drm_gem_prime_handle_to_fd(). */ -struct dma_buf *drm_gem_prime_export(struct drm_device *dev, - struct drm_gem_object *obj, +struct dma_buf *drm_gem_prime_export(struct drm_gem_object *obj, int flags) { + struct drm_device *dev = obj->dev; struct dma_buf_export_info exp_info = { .exp_name = KBUILD_MODNAME, /* white lie for debug */ .owner = dev->driver->fops->owner, diff --git a/drivers/gpu/drm/i915/gvt/dmabuf.c b/drivers/gpu/drm/i915/gvt/dmabuf.c index 41c8ebc60c63b301680e8f1881fc452567111e33..13044c027f272ba02d5c4a370d204287bd317d73 100644 --- a/drivers/gpu/drm/i915/gvt/dmabuf.c +++ b/drivers/gpu/drm/i915/gvt/dmabuf.c @@ -491,7 +491,7 @@ int intel_vgpu_get_dmabuf(struct intel_vgpu *vgpu, unsigned int dmabuf_id) obj->gvt_info = dmabuf_obj->info; - dmabuf = i915_gem_prime_export(dev, &obj->base, DRM_CLOEXEC | DRM_RDWR); + dmabuf = i915_gem_prime_export(&obj->base, DRM_CLOEXEC | DRM_RDWR); if (IS_ERR(dmabuf)) { gvt_vgpu_err("export dma-buf failed\n"); ret = PTR_ERR(dmabuf); diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index a2664ea1395b54927e9b85b8982fa619440d6385..ab0412b09f1c1795a7948b7d30f8b4e5c6bcc9d4 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -3085,8 +3085,7 @@ int i915_gem_object_set_cache_level(struct drm_i915_gem_object *obj, struct drm_gem_object *i915_gem_prime_import(struct drm_device *dev, struct dma_buf *dma_buf); -struct dma_buf *i915_gem_prime_export(struct drm_device *dev, - struct drm_gem_object *gem_obj, int flags); +struct dma_buf *i915_gem_prime_export(struct drm_gem_object *gem_obj, int flags); static inline struct i915_hw_ppgtt * i915_vm_to_ppgtt(struct i915_address_space *vm) diff --git a/drivers/gpu/drm/i915/i915_gem_dmabuf.c b/drivers/gpu/drm/i915/i915_gem_dmabuf.c index 5a101a9462d85e09040ca94537b1539066d30bc7..54ecab91b3a971422084484bab09db19ee17efce 100644 --- a/drivers/gpu/drm/i915/i915_gem_dmabuf.c +++ b/drivers/gpu/drm/i915/i915_gem_dmabuf.c @@ -224,8 +224,7 @@ static const struct dma_buf_ops i915_dmabuf_ops = { .end_cpu_access = i915_gem_end_cpu_access, }; -struct dma_buf *i915_gem_prime_export(struct drm_device *dev, - struct drm_gem_object *gem_obj, int flags) +struct dma_buf *i915_gem_prime_export(struct drm_gem_object *gem_obj, int flags) { struct drm_i915_gem_object *obj = to_intel_bo(gem_obj); DEFINE_DMA_BUF_EXPORT_INFO(exp_info); @@ -242,7 +241,7 @@ struct dma_buf *i915_gem_prime_export(struct drm_device *dev, return ERR_PTR(ret); } - return drm_gem_dmabuf_export(dev, &exp_info); + return drm_gem_dmabuf_export(gem_obj->dev, &exp_info); } static int i915_gem_object_get_pages_dmabuf(struct drm_i915_gem_object *obj) diff --git a/drivers/gpu/drm/i915/selftests/i915_gem_dmabuf.c b/drivers/gpu/drm/i915/selftests/i915_gem_dmabuf.c index 2b943ee246c9a11467427a442cfe244306ec71a2..84eb978fe39f8da581d4de87d43fde638590c5a9 100644 --- a/drivers/gpu/drm/i915/selftests/i915_gem_dmabuf.c +++ b/drivers/gpu/drm/i915/selftests/i915_gem_dmabuf.c @@ -37,7 +37,7 @@ static int igt_dmabuf_export(void *arg) if (IS_ERR(obj)) return PTR_ERR(obj); - dmabuf = i915_gem_prime_export(&i915->drm, &obj->base, 0); + dmabuf = i915_gem_prime_export(&obj->base, 0); i915_gem_object_put(obj); if (IS_ERR(dmabuf)) { pr_err("i915_gem_prime_export failed with err=%d\n", @@ -61,7 +61,7 @@ static int igt_dmabuf_import_self(void *arg) if (IS_ERR(obj)) return PTR_ERR(obj); - dmabuf = i915_gem_prime_export(&i915->drm, &obj->base, 0); + dmabuf = i915_gem_prime_export(&obj->base, 0); if (IS_ERR(dmabuf)) { pr_err("i915_gem_prime_export failed with err=%d\n", (int)PTR_ERR(dmabuf)); @@ -236,7 +236,7 @@ static int igt_dmabuf_export_vmap(void *arg) if (IS_ERR(obj)) return PTR_ERR(obj); - dmabuf = i915_gem_prime_export(&i915->drm, &obj->base, 0); + dmabuf = i915_gem_prime_export(&obj->base, 0); if (IS_ERR(dmabuf)) { pr_err("i915_gem_prime_export failed with err=%d\n", (int)PTR_ERR(dmabuf)); @@ -283,7 +283,7 @@ static int igt_dmabuf_export_kmap(void *arg) if (IS_ERR(obj)) return PTR_ERR(obj); - dmabuf = i915_gem_prime_export(&i915->drm, &obj->base, 0); + dmabuf = i915_gem_prime_export(&obj->base, 0); i915_gem_object_put(obj); if (IS_ERR(dmabuf)) { err = PTR_ERR(dmabuf); diff --git a/drivers/gpu/drm/omapdrm/omap_gem.h b/drivers/gpu/drm/omapdrm/omap_gem.h index c1c45fbde155cff8f8767dcdac721aebc3acbb2e..ee0f217cf59d132b5be615692251e2a629dd1cee 100644 --- a/drivers/gpu/drm/omapdrm/omap_gem.h +++ b/drivers/gpu/drm/omapdrm/omap_gem.h @@ -76,8 +76,7 @@ u64 omap_gem_mmap_offset(struct drm_gem_object *obj); size_t omap_gem_mmap_size(struct drm_gem_object *obj); /* PRIME Interface */ -struct dma_buf *omap_gem_prime_export(struct drm_device *dev, - struct drm_gem_object *obj, int flags); +struct dma_buf *omap_gem_prime_export(struct drm_gem_object *obj, int flags); struct drm_gem_object *omap_gem_prime_import(struct drm_device *dev, struct dma_buf *buffer); diff --git a/drivers/gpu/drm/omapdrm/omap_gem_dmabuf.c b/drivers/gpu/drm/omapdrm/omap_gem_dmabuf.c index 0f8b597ccd106e9c96d0514a87d2099e50ce05b5..7e7ad275e3cf208fa117d7f03d3cf6ae560e0483 100644 --- a/drivers/gpu/drm/omapdrm/omap_gem_dmabuf.c +++ b/drivers/gpu/drm/omapdrm/omap_gem_dmabuf.c @@ -136,8 +136,7 @@ static const struct dma_buf_ops omap_dmabuf_ops = { .mmap = omap_gem_dmabuf_mmap, }; -struct dma_buf *omap_gem_prime_export(struct drm_device *dev, - struct drm_gem_object *obj, int flags) +struct dma_buf *omap_gem_prime_export(struct drm_gem_object *obj, int flags) { DEFINE_DMA_BUF_EXPORT_INFO(exp_info); @@ -146,7 +145,7 @@ struct dma_buf *omap_gem_prime_export(struct drm_device *dev, exp_info.flags = flags; exp_info.priv = obj; - return drm_gem_dmabuf_export(dev, &exp_info); + return drm_gem_dmabuf_export(obj->dev, &exp_info); } /* ----------------------------------------------------------------------------- diff --git a/drivers/gpu/drm/radeon/radeon_drv.c b/drivers/gpu/drm/radeon/radeon_drv.c index 3b07aa6e551d734df8d1b14fcdce83c61a5261d5..4a6acaa3f8436bfa0dd7574dd80a870cc6c7c4f4 100644 --- a/drivers/gpu/drm/radeon/radeon_drv.c +++ b/drivers/gpu/drm/radeon/radeon_drv.c @@ -130,8 +130,7 @@ int radeon_gem_object_open(struct drm_gem_object *obj, struct drm_file *file_priv); void radeon_gem_object_close(struct drm_gem_object *obj, struct drm_file *file_priv); -struct dma_buf *radeon_gem_prime_export(struct drm_device *dev, - struct drm_gem_object *gobj, +struct dma_buf *radeon_gem_prime_export(struct drm_gem_object *gobj, int flags); extern int radeon_get_crtc_scanoutpos(struct drm_device *dev, unsigned int crtc, unsigned int flags, int *vpos, int *hpos, diff --git a/drivers/gpu/drm/radeon/radeon_prime.c b/drivers/gpu/drm/radeon/radeon_prime.c index d3a5bea9a2c5ebfd1a132d62c2d8a2c5a1d45ee5..deaffce50a2eff5a2b23f45d4e2ec1643bea10a5 100644 --- a/drivers/gpu/drm/radeon/radeon_prime.c +++ b/drivers/gpu/drm/radeon/radeon_prime.c @@ -124,12 +124,11 @@ struct reservation_object *radeon_gem_prime_res_obj(struct drm_gem_object *obj) return bo->tbo.resv; } -struct dma_buf *radeon_gem_prime_export(struct drm_device *dev, - struct drm_gem_object *gobj, +struct dma_buf *radeon_gem_prime_export(struct drm_gem_object *gobj, int flags) { struct radeon_bo *bo = gem_to_radeon_bo(gobj); if (radeon_ttm_tt_has_userptr(bo->tbo.ttm)) return ERR_PTR(-EPERM); - return drm_gem_prime_export(dev, gobj, flags); + return drm_gem_prime_export(gobj, flags); } diff --git a/drivers/gpu/drm/tegra/gem.c b/drivers/gpu/drm/tegra/gem.c index 4cce11fd8836f93ec76cc43a0a535a9764617a09..fd5e9c3a27890012c199c0b4e5dd9ff2b72354d4 100644 --- a/drivers/gpu/drm/tegra/gem.c +++ b/drivers/gpu/drm/tegra/gem.c @@ -629,20 +629,19 @@ static const struct dma_buf_ops tegra_gem_prime_dmabuf_ops = { .vunmap = tegra_gem_prime_vunmap, }; -struct dma_buf *tegra_gem_prime_export(struct drm_device *drm, - struct drm_gem_object *gem, +struct dma_buf *tegra_gem_prime_export(struct drm_gem_object *gem, int flags) { DEFINE_DMA_BUF_EXPORT_INFO(exp_info); exp_info.exp_name = KBUILD_MODNAME; - exp_info.owner = drm->driver->fops->owner; + exp_info.owner = gem->dev->driver->fops->owner; exp_info.ops = &tegra_gem_prime_dmabuf_ops; exp_info.size = gem->size; exp_info.flags = flags; exp_info.priv = gem; - return drm_gem_dmabuf_export(drm, &exp_info); + return drm_gem_dmabuf_export(gem->dev, &exp_info); } struct drm_gem_object *tegra_gem_prime_import(struct drm_device *drm, diff --git a/drivers/gpu/drm/tegra/gem.h b/drivers/gpu/drm/tegra/gem.h index 6bd7dd7e55b46fb1443bd9cd72bd99ce7b244b43..85ebf83c7e436a88387f8cde7c56015dbd962c86 100644 --- a/drivers/gpu/drm/tegra/gem.h +++ b/drivers/gpu/drm/tegra/gem.h @@ -73,8 +73,7 @@ extern const struct vm_operations_struct tegra_bo_vm_ops; int __tegra_gem_mmap(struct drm_gem_object *gem, struct vm_area_struct *vma); int tegra_drm_mmap(struct file *file, struct vm_area_struct *vma); -struct dma_buf *tegra_gem_prime_export(struct drm_device *drm, - struct drm_gem_object *gem, +struct dma_buf *tegra_gem_prime_export(struct drm_gem_object *gem, int flags); struct drm_gem_object *tegra_gem_prime_import(struct drm_device *drm, struct dma_buf *buf); diff --git a/drivers/gpu/drm/udl/udl_dmabuf.c b/drivers/gpu/drm/udl/udl_dmabuf.c index a28892146f7cffbb1144ad391f9f1820f4e0c57f..10a60e7e93d6cbf855e55dae9d68ee365b858e95 100644 --- a/drivers/gpu/drm/udl/udl_dmabuf.c +++ b/drivers/gpu/drm/udl/udl_dmabuf.c @@ -170,8 +170,7 @@ static const struct dma_buf_ops udl_dmabuf_ops = { .release = drm_gem_dmabuf_release, }; -struct dma_buf *udl_gem_prime_export(struct drm_device *dev, - struct drm_gem_object *obj, int flags) +struct dma_buf *udl_gem_prime_export(struct drm_gem_object *obj, int flags) { DEFINE_DMA_BUF_EXPORT_INFO(exp_info); @@ -180,7 +179,7 @@ struct dma_buf *udl_gem_prime_export(struct drm_device *dev, exp_info.flags = flags; exp_info.priv = obj; - return drm_gem_dmabuf_export(dev, &exp_info); + return drm_gem_dmabuf_export(obj->dev, &exp_info); } static int udl_prime_create(struct drm_device *dev, diff --git a/drivers/gpu/drm/udl/udl_drv.h b/drivers/gpu/drm/udl/udl_drv.h index a928801026c16806462ec810fa2fc496a7bbead8..9d0790be544f7995df63a0b49b890ba0dc9ec2fa 100644 --- a/drivers/gpu/drm/udl/udl_drv.h +++ b/drivers/gpu/drm/udl/udl_drv.h @@ -126,8 +126,7 @@ int udl_gem_mmap(struct drm_file *file_priv, struct drm_device *dev, void udl_gem_free_object(struct drm_gem_object *gem_obj); struct udl_gem_object *udl_gem_alloc_object(struct drm_device *dev, size_t size); -struct dma_buf *udl_gem_prime_export(struct drm_device *dev, - struct drm_gem_object *obj, int flags); +struct dma_buf *udl_gem_prime_export(struct drm_gem_object *obj, int flags); struct drm_gem_object *udl_gem_prime_import(struct drm_device *dev, struct dma_buf *dma_buf); diff --git a/drivers/gpu/drm/vc4/vc4_bo.c b/drivers/gpu/drm/vc4/vc4_bo.c index 1434bb829267dd1632561d8fd09ce05e46e83ce2..b0f9eb6632a2f83f5f3365b03bedae15c51eece4 100644 --- a/drivers/gpu/drm/vc4/vc4_bo.c +++ b/drivers/gpu/drm/vc4/vc4_bo.c @@ -658,8 +658,7 @@ static void vc4_bo_cache_time_timer(struct timer_list *t) schedule_work(&vc4->bo_cache.time_work); } -struct dma_buf * -vc4_prime_export(struct drm_device *dev, struct drm_gem_object *obj, int flags) +struct dma_buf * vc4_prime_export(struct drm_gem_object *obj, int flags) { struct vc4_bo *bo = to_vc4_bo(obj); struct dma_buf *dmabuf; @@ -681,7 +680,7 @@ vc4_prime_export(struct drm_device *dev, struct drm_gem_object *obj, int flags) return ERR_PTR(ret); } - dmabuf = drm_gem_prime_export(dev, obj, flags); + dmabuf = drm_gem_prime_export(obj, flags); if (IS_ERR(dmabuf)) vc4_bo_dec_usecnt(bo); diff --git a/drivers/gpu/drm/vc4/vc4_drv.h b/drivers/gpu/drm/vc4/vc4_drv.h index 9170a24ec5f523f4da768cecdac5c10430d88d94..efd1ec3430f5c36d66045fed4d2a864b08f82846 100644 --- a/drivers/gpu/drm/vc4/vc4_drv.h +++ b/drivers/gpu/drm/vc4/vc4_drv.h @@ -708,8 +708,7 @@ struct vc4_bo *vc4_bo_create(struct drm_device *dev, size_t size, int vc4_dumb_create(struct drm_file *file_priv, struct drm_device *dev, struct drm_mode_create_dumb *args); -struct dma_buf *vc4_prime_export(struct drm_device *dev, - struct drm_gem_object *obj, int flags); +struct dma_buf *vc4_prime_export(struct drm_gem_object *obj, int flags); int vc4_create_bo_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); int vc4_create_shader_bo_ioctl(struct drm_device *dev, void *data, diff --git a/drivers/gpu/drm/vgem/vgem_fence.c b/drivers/gpu/drm/vgem/vgem_fence.c index eb17c0cd3727a46498bc6dc0d0c77ec70cde0cfb..72d43d5ec5ab52636666a899f11829e33db5b810 100644 --- a/drivers/gpu/drm/vgem/vgem_fence.c +++ b/drivers/gpu/drm/vgem/vgem_fence.c @@ -108,7 +108,7 @@ static int attach_dmabuf(struct drm_device *dev, if (obj->dma_buf) return 0; - dmabuf = dev->driver->gem_prime_export(dev, obj, 0); + dmabuf = dev->driver->gem_prime_export(obj, 0); if (IS_ERR(dmabuf)) return PTR_ERR(dmabuf); diff --git a/include/drm/drm_drv.h b/include/drm/drm_drv.h index 86a10c25ad0f1c95eb33ee8bbe4039bfec172e24..b33f2cee2099c00928a4b4f28b874299799d4a3d 100644 --- a/include/drm/drm_drv.h +++ b/include/drm/drm_drv.h @@ -581,8 +581,8 @@ struct drm_driver { * Export hook for GEM drivers. Deprecated in favour of * &drm_gem_object_funcs.export. */ - struct dma_buf * (*gem_prime_export)(struct drm_device *dev, - struct drm_gem_object *obj, int flags); + struct dma_buf * (*gem_prime_export)(struct drm_gem_object *obj, + int flags); /** * @gem_prime_import: * diff --git a/include/drm/drm_prime.h b/include/drm/drm_prime.h index ee32b07f3eb0d98beb09fcea63b0afa2980675b6..d89311b822d508c7305fa20d5dbc37cf4678d53d 100644 --- a/include/drm/drm_prime.h +++ b/include/drm/drm_prime.h @@ -91,8 +91,7 @@ int drm_gem_prime_mmap(struct drm_gem_object *obj, struct vm_area_struct *vma); int drm_gem_dmabuf_mmap(struct dma_buf *dma_buf, struct vm_area_struct *vma); struct sg_table *drm_prime_pages_to_sg(struct page **pages, unsigned int nr_pages); -struct dma_buf *drm_gem_prime_export(struct drm_device *dev, - struct drm_gem_object *obj, +struct dma_buf *drm_gem_prime_export(struct drm_gem_object *obj, int flags); /* helper functions for importing */