diff options
Diffstat (limited to 'drivers/staging/vboxvideo/vbox_drv.h')
| -rw-r--r-- | drivers/staging/vboxvideo/vbox_drv.h | 280 |
1 files changed, 0 insertions, 280 deletions
diff --git a/drivers/staging/vboxvideo/vbox_drv.h b/drivers/staging/vboxvideo/vbox_drv.h deleted file mode 100644 index aa40e5cc2861..000000000000 --- a/drivers/staging/vboxvideo/vbox_drv.h +++ /dev/null @@ -1,280 +0,0 @@ -/* SPDX-License-Identifier: MIT */ -/* - * Copyright (C) 2013-2017 Oracle Corporation - * This file is based on ast_drv.h - * Copyright 2012 Red Hat Inc. - * Authors: Dave Airlie <airlied@redhat.com> - * Michael Thayer <michael.thayer@oracle.com, - * Hans de Goede <hdegoede@redhat.com> - */ -#ifndef __VBOX_DRV_H__ -#define __VBOX_DRV_H__ - -#include <linux/genalloc.h> -#include <linux/io.h> -#include <linux/irqreturn.h> -#include <linux/string.h> -#include <linux/version.h> - -#include <drm/drm_encoder.h> -#include <drm/drm_fb_helper.h> -#include <drm/drm_gem.h> - -#include <drm/ttm/ttm_bo_api.h> -#include <drm/ttm/ttm_bo_driver.h> -#include <drm/ttm/ttm_placement.h> -#include <drm/ttm/ttm_memory.h> -#include <drm/ttm/ttm_module.h> - -#include "vboxvideo_guest.h" -#include "vboxvideo_vbe.h" -#include "hgsmi_ch_setup.h" - -#define DRIVER_NAME "vboxvideo" -#define DRIVER_DESC "Oracle VM VirtualBox Graphics Card" -#define DRIVER_DATE "20130823" - -#define DRIVER_MAJOR 1 -#define DRIVER_MINOR 0 -#define DRIVER_PATCHLEVEL 0 - -#define VBOX_MAX_CURSOR_WIDTH 64 -#define VBOX_MAX_CURSOR_HEIGHT 64 -#define CURSOR_PIXEL_COUNT (VBOX_MAX_CURSOR_WIDTH * VBOX_MAX_CURSOR_HEIGHT) -#define CURSOR_DATA_SIZE (CURSOR_PIXEL_COUNT * 4 + CURSOR_PIXEL_COUNT / 8) - -#define VBOX_MAX_SCREENS 32 - -#define GUEST_HEAP_OFFSET(vbox) ((vbox)->full_vram_size - \ - VBVA_ADAPTER_INFORMATION_SIZE) -#define GUEST_HEAP_SIZE VBVA_ADAPTER_INFORMATION_SIZE -#define GUEST_HEAP_USABLE_SIZE (VBVA_ADAPTER_INFORMATION_SIZE - \ - sizeof(struct hgsmi_host_flags)) -#define HOST_FLAGS_OFFSET GUEST_HEAP_USABLE_SIZE - -struct vbox_framebuffer { - struct drm_framebuffer base; - struct drm_gem_object *obj; -}; - -struct vbox_private { - /* Must be first; or we must define our own release callback */ - struct drm_device ddev; - struct drm_fb_helper fb_helper; - struct vbox_framebuffer afb; - - u8 __iomem *guest_heap; - u8 __iomem *vbva_buffers; - struct gen_pool *guest_pool; - struct vbva_buf_ctx *vbva_info; - bool any_pitch; - u32 num_crtcs; - /* Amount of available VRAM, including space used for buffers. */ - u32 full_vram_size; - /* Amount of available VRAM, not including space used for buffers. */ - u32 available_vram_size; - /* Array of structures for receiving mode hints. */ - struct vbva_modehint *last_mode_hints; - - int fb_mtrr; - - struct { - struct ttm_bo_device bdev; - } ttm; - - struct mutex hw_mutex; /* protects modeset and accel/vbva accesses */ - /* - * We decide whether or not user-space supports display hot-plug - * depending on whether they react to a hot-plug event after the initial - * mode query. - */ - bool initial_mode_queried; - struct work_struct hotplug_work; - u32 input_mapping_width; - u32 input_mapping_height; - /* - * Is user-space using an X.Org-style layout of one large frame-buffer - * encompassing all screen ones or is the fbdev console active? - */ - bool single_framebuffer; - u8 cursor_data[CURSOR_DATA_SIZE]; -}; - -#undef CURSOR_PIXEL_COUNT -#undef CURSOR_DATA_SIZE - -struct vbox_gem_object; - -struct vbox_connector { - struct drm_connector base; - char name[32]; - struct vbox_crtc *vbox_crtc; - struct { - u32 width; - u32 height; - bool disconnected; - } mode_hint; -}; - -struct vbox_crtc { - struct drm_crtc base; - bool disconnected; - unsigned int crtc_id; - u32 fb_offset; - bool cursor_enabled; - u32 x_hint; - u32 y_hint; - /* - * When setting a mode we not only pass the mode to the hypervisor, - * but also information on how to map / translate input coordinates - * for the emulated USB tablet. This input-mapping may change when - * the mode on *another* crtc changes. - * - * This means that sometimes we must do a modeset on other crtc-s then - * the one being changed to update the input-mapping. Including crtc-s - * which may be disabled inside the guest (shown as a black window - * on the host unless closed by the user). - * - * With atomic modesetting the mode-info of disabled crtcs gets zeroed - * yet we need it when updating the input-map to avoid resizing the - * window as a side effect of a mode_set on another crtc. Therefor we - * cache the info of the last mode below. - */ - u32 width; - u32 height; - u32 x; - u32 y; -}; - -struct vbox_encoder { - struct drm_encoder base; -}; - -#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) - -bool vbox_check_supported(u16 id); -int vbox_hw_init(struct vbox_private *vbox); -void vbox_hw_fini(struct vbox_private *vbox); - -int vbox_mode_init(struct vbox_private *vbox); -void vbox_mode_fini(struct vbox_private *vbox); - -void vbox_report_caps(struct vbox_private *vbox); - -void vbox_framebuffer_dirty_rectangles(struct drm_framebuffer *fb, - struct drm_clip_rect *rects, - unsigned int num_rects); - -int vbox_framebuffer_init(struct vbox_private *vbox, - struct vbox_framebuffer *vbox_fb, - const struct drm_mode_fb_cmd2 *mode_cmd, - struct drm_gem_object *obj); - -int vboxfb_create(struct drm_fb_helper *helper, - struct drm_fb_helper_surface_size *sizes); -void vbox_fbdev_fini(struct vbox_private *vbox); - -struct vbox_bo { - struct ttm_buffer_object bo; - struct ttm_placement placement; - struct ttm_bo_kmap_obj kmap; - struct drm_gem_object gem; - struct ttm_place 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) - -static inline u64 vbox_bo_gpu_offset(struct vbox_bo *bo) -{ - return bo->bo.offset; -} - -int vbox_dumb_create(struct drm_file *file, - struct drm_device *dev, - struct drm_mode_create_dumb *args); - -void vbox_gem_free_object(struct drm_gem_object *obj); -int vbox_dumb_mmap_offset(struct drm_file *file, - struct drm_device *dev, - u32 handle, u64 *offset); - -#define DRM_FILE_PAGE_OFFSET (0x10000000ULL >> PAGE_SHIFT) - -int vbox_mm_init(struct vbox_private *vbox); -void vbox_mm_fini(struct vbox_private *vbox); - -int vbox_bo_create(struct vbox_private *vbox, int size, int align, - u32 flags, struct vbox_bo **pvboxbo); - -int vbox_gem_create(struct vbox_private *vbox, - u32 size, bool iskernel, struct drm_gem_object **obj); - -int vbox_bo_pin(struct vbox_bo *bo, u32 pl_flag); -int vbox_bo_unpin(struct vbox_bo *bo); - -static inline int vbox_bo_reserve(struct vbox_bo *bo, bool no_wait) -{ - int ret; - - ret = ttm_bo_reserve(&bo->bo, true, no_wait, NULL); - if (ret) { - if (ret != -ERESTARTSYS && ret != -EBUSY) - DRM_ERROR("reserve failed %p\n", bo); - return ret; - } - return 0; -} - -static inline void vbox_bo_unreserve(struct vbox_bo *bo) -{ - ttm_bo_unreserve(&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); -void *vbox_bo_kmap(struct vbox_bo *bo); -void vbox_bo_kunmap(struct vbox_bo *bo); - -/* vbox_prime.c */ -int vbox_gem_prime_pin(struct drm_gem_object *obj); -void vbox_gem_prime_unpin(struct drm_gem_object *obj); -struct sg_table *vbox_gem_prime_get_sg_table(struct drm_gem_object *obj); -struct drm_gem_object *vbox_gem_prime_import_sg_table( - struct drm_device *dev, struct dma_buf_attachment *attach, - struct sg_table *table); -void *vbox_gem_prime_vmap(struct drm_gem_object *obj); -void vbox_gem_prime_vunmap(struct drm_gem_object *obj, void *vaddr); -int vbox_gem_prime_mmap(struct drm_gem_object *obj, - struct vm_area_struct *area); - -/* vbox_irq.c */ -int vbox_irq_init(struct vbox_private *vbox); -void vbox_irq_fini(struct vbox_private *vbox); -void vbox_report_hotplug(struct vbox_private *vbox); -irqreturn_t vbox_irq_handler(int irq, void *arg); - -/* vbox_hgsmi.c */ -void *hgsmi_buffer_alloc(struct gen_pool *guest_pool, size_t size, - u8 channel, u16 channel_info); -void hgsmi_buffer_free(struct gen_pool *guest_pool, void *buf); -int hgsmi_buffer_submit(struct gen_pool *guest_pool, void *buf); - -static inline void vbox_write_ioport(u16 index, u16 data) -{ - outw(index, VBE_DISPI_IOPORT_INDEX); - outw(data, VBE_DISPI_IOPORT_DATA); -} - -#endif |