diff options
Diffstat (limited to 'drivers/gpu/drm/exynos/exynos_drm_iommu.h')
| -rw-r--r-- | drivers/gpu/drm/exynos/exynos_drm_iommu.h | 58 |
1 files changed, 0 insertions, 58 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_drm_iommu.h b/drivers/gpu/drm/exynos/exynos_drm_iommu.h deleted file mode 100644 index 35d923d..0000000 --- a/drivers/gpu/drm/exynos/exynos_drm_iommu.h +++ /dev/null @@ -1,58 +0,0 @@ -/* exynos_drm_iommu.h - * - * Copyright (c) 2012 Samsung Electronics Co., Ltd. - * Authoer: Inki Dae <inki.dae@samsung.com> - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice (including the next - * paragraph) shall be included in all copies or substantial portions of the - * Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR - * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - * OTHER DEALINGS IN THE SOFTWARE. - */ - -#ifndef _EXYNOS_DRM_IOMMU_H_ -#define _EXYNOS_DRM_IOMMU_H_ - -struct exynos_iommu_gem_data { - unsigned int gem_handle_in; - void *gem_obj_out; -}; - -/* get all pages to gem object and map them to iommu table. */ -dma_addr_t exynos_drm_iommu_map_gem(struct drm_device *drm_dev, - struct drm_gem_object *obj); - -/* unmap device address space to gem object from iommu table. */ -void exynos_drm_iommu_unmap_gem(struct drm_gem_object *obj); - -/* map physical memory region pointed by paddr to iommu table. */ -dma_addr_t exynos_drm_iommu_map(void *in_vmm, dma_addr_t paddr, - size_t size); - -/* unmap device address space pointed by dev_addr from iommu table. */ -void exynos_drm_iommu_unmap(void *in_vmm, dma_addr_t dev_addr); - -/* setup device address space for device iommu. */ -void *exynos_drm_iommu_setup(unsigned long s_iova, unsigned long size); - -int exynos_drm_iommu_activate(void *in_vmm, struct device *dev); - -void exynos_drm_iommu_deactivate(void *in_vmm, struct device *dev); - -/* clean up allocated device address space for device iommu. */ -void exynos_drm_iommu_cleanup(void *in_vmm); - -#endif |