| /* |
| * Tegra host1x GEM implementation |
| * |
| * Copyright (c) 2012-2013, NVIDIA Corporation. |
| * |
| * This program is free software; you can redistribute it and/or modify it |
| * under the terms and conditions of the GNU General Public License, |
| * version 2, as published by the Free Software Foundation. |
| * |
| * This program is distributed in the hope it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
| * more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program. If not, see <http://www.gnu.org/licenses/>. |
| */ |
| |
| #ifndef __HOST1X_GEM_H |
| #define __HOST1X_GEM_H |
| |
| #include <linux/host1x.h> |
| |
| #include <drm/drm.h> |
| #include <drm/drmP.h> |
| |
| #define TEGRA_BO_TILED (1 << 0) |
| |
| struct tegra_bo { |
| struct drm_gem_object gem; |
| struct host1x_bo base; |
| unsigned long flags; |
| dma_addr_t paddr; |
| void *vaddr; |
| }; |
| |
| static inline struct tegra_bo *to_tegra_bo(struct drm_gem_object *gem) |
| { |
| return container_of(gem, struct tegra_bo, gem); |
| } |
| |
| extern const struct host1x_bo_ops tegra_bo_ops; |
| |
| struct tegra_bo *tegra_bo_create(struct drm_device *drm, unsigned int size, |
| unsigned long flags); |
| struct tegra_bo *tegra_bo_create_with_handle(struct drm_file *file, |
| struct drm_device *drm, |
| unsigned int size, |
| unsigned long flags, |
| unsigned int *handle); |
| void tegra_bo_free_object(struct drm_gem_object *gem); |
| int tegra_bo_dumb_create(struct drm_file *file, struct drm_device *drm, |
| struct drm_mode_create_dumb *args); |
| int tegra_bo_dumb_map_offset(struct drm_file *file, struct drm_device *drm, |
| uint32_t handle, uint64_t *offset); |
| |
| int tegra_drm_mmap(struct file *file, struct vm_area_struct *vma); |
| |
| extern const struct vm_operations_struct tegra_bo_vm_ops; |
| |
| #endif |