/** @file $Id: vbox_drv.h 48380 2013-09-09 08:29:33Z vboxsync $ * * VirtualBox Additions Linux kernel video driver */ /* * Copyright (C) 2013 Oracle Corporation * * This file is part of VirtualBox Open Source Edition (OSE), as * available from http://www.virtualbox.org. This file is free software; * you can redistribute it and/or modify it under the terms of the GNU * General Public License (GPL) as published by the Free Software * Foundation, in version 2 as it comes in the "COPYING" file of the * VirtualBox OSE distribution. VirtualBox OSE is distributed in the * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind. * -------------------------------------------------------------------- * * This code is based on * ast_drv.h * with the following copyright and permission notice: * * Copyright 2012 Red Hat Inc. * * 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, sub license, 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 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 NON-INFRINGEMENT. IN NO EVENT SHALL * THE COPYRIGHT HOLDERS, AUTHORS 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. * * The above copyright notice and this permission notice (including the * next paragraph) shall be included in all copies or substantial portions * of the Software. * */ /* * Authors: Dave Airlie */ #ifndef __VBOX_DRV_H__ #define __VBOX_DRV_H__ #include #include "the-linux-kernel.h" #include #include #include #include #include #include #include /* #include "vboxvideo.h" */ #include "product-generated.h" #define DRIVER_AUTHOR VBOX_VENDOR #define DRIVER_NAME "vboxvideo" #define DRIVER_DESC VBOX_PRODUCT " Graphics Card" #define DRIVER_DATE "20130823" #define DRIVER_MAJOR 1 #define DRIVER_MINOR 0 #define DRIVER_PATCHLEVEL 0 struct vbox_fbdev; struct vbox_private { struct drm_device *dev; void __iomem *vram; HGSMIGUESTCOMMANDCONTEXT Ctx; struct VBVABUFFERCONTEXT *paVBVACtx; bool fAnyX; unsigned cCrtcs; bool vga2_clone; uint32_t vram_size; struct vbox_fbdev *fbdev; int fb_mtrr; struct { struct drm_global_reference mem_global_ref; struct ttm_bo_global_ref bo_global_ref; struct ttm_bo_device bdev; } ttm; struct drm_gem_object *cursor_cache; uint64_t cursor_cache_gpu_addr; struct ttm_bo_kmap_obj cache_kmap; int next_cursor; }; int vbox_driver_load(struct drm_device *dev, unsigned long flags); int vbox_driver_unload(struct drm_device *dev); struct vbox_gem_object; struct vbox_connector { struct drm_connector base; }; struct vbox_crtc { struct drm_crtc base; bool fBlanked; unsigned crtc_id; struct drm_gem_object *cursor_bo; uint64_t cursor_addr; int cursor_width, cursor_height; u8 offset_x, offset_y; }; struct vbox_encoder { struct drm_encoder base; }; struct vbox_framebuffer { struct drm_framebuffer base; struct drm_gem_object *obj; uint64_t offBase; }; struct vbox_fbdev { struct drm_fb_helper helper; struct vbox_framebuffer afb; struct list_head fbdev_list; void *sysram; int size; struct ttm_bo_kmap_obj mapping; int x1, y1, x2, y2; /* dirty rect */ spinlock_t dirty_lock; }; #define to_vbox_crtc(x) container_of(x, struct vbox_crtc, base) #define to_vbox_connector(x) container_of(x, struct vbox_connector, base) #define to_vbox_encoder(x) container_of(x, struct vbox_encoder, base) #define to_vbox_framebuffer(x) container_of(x, struct vbox_framebuffer, base) extern int vbox_mode_init(struct drm_device *dev); extern void vbox_mode_fini(struct drm_device *dev); #if LINUX_VERSION_CODE < KERNEL_VERSION(3, 3, 0) # define DRM_MODE_FB_CMD drm_mode_fb_cmd #else # define DRM_MODE_FB_CMD drm_mode_fb_cmd2 #endif int vbox_framebuffer_init(struct drm_device *dev, struct vbox_framebuffer *vbox_fb, struct DRM_MODE_FB_CMD *mode_cmd, struct drm_gem_object *obj); int vbox_fbdev_init(struct drm_device *dev); void vbox_fbdev_fini(struct drm_device *dev); void vbox_fbdev_set_suspend(struct drm_device *dev, int state); struct vbox_bo { struct ttm_buffer_object bo; struct ttm_placement placement; struct ttm_bo_kmap_obj kmap; struct drm_gem_object gem; u32 placements[3]; int pin_count; }; #define gem_to_vbox_bo(gobj) container_of((gobj), struct vbox_bo, gem) static inline struct vbox_bo * vbox_bo(struct ttm_buffer_object *bo) { return container_of(bo, struct vbox_bo, bo); } #define to_vbox_obj(x) container_of(x, struct vbox_gem_object, base) extern int vbox_dumb_create(struct drm_file *file, struct drm_device *dev, struct drm_mode_create_dumb *args); extern int vbox_dumb_destroy(struct drm_file *file, struct drm_device *dev, uint32_t handle); extern int vbox_gem_init_object(struct drm_gem_object *obj); extern void vbox_gem_free_object(struct drm_gem_object *obj); extern int vbox_dumb_mmap_offset(struct drm_file *file, struct drm_device *dev, uint32_t handle, uint64_t *offset); #define DRM_FILE_PAGE_OFFSET (0x100000000ULL >> PAGE_SHIFT) int vbox_mm_init(struct vbox_private *vbox); void vbox_mm_fini(struct vbox_private *vbox); int vbox_bo_create(struct drm_device *dev, int size, int align, uint32_t flags, struct vbox_bo **pvboxbo); int vbox_gem_create(struct drm_device *dev, u32 size, bool iskernel, struct drm_gem_object **obj); int vbox_bo_pin(struct vbox_bo *bo, u32 pl_flag, u64 *gpu_addr); int vbox_bo_unpin(struct vbox_bo *bo); int vbox_bo_reserve(struct vbox_bo *bo, bool no_wait); void vbox_bo_unreserve(struct vbox_bo *bo); void vbox_ttm_placement(struct vbox_bo *bo, int domain); int vbox_bo_push_sysram(struct vbox_bo *bo); int vbox_mmap(struct file *filp, struct vm_area_struct *vma); /* vbox post */ void vbox_post_gpu(struct drm_device *dev); #endif