int
nouveau_ttm_mmap(struct file *filp, struct vm_area_struct *vma)
{
struct drm_file *file_priv = filp->private_data;
struct nouveau_drm *drm = nouveau_drm(file_priv->minor->dev);
if (unlikely(vma->vm_pgoff < DRM_FILE_PAGE_OFFSET))
return drm_legacy_mmap(filp, vma);
return ttm_bo_mmap(filp, vma, &drm->ttm.bdev);
}
int bochs_mmap(struct file *filp, struct vm_area_struct *vma)
{
struct drm_file *file_priv;
struct bochs_device *bochs;
if (unlikely(vma->vm_pgoff < DRM_FILE_PAGE_OFFSET))
return -EINVAL;
file_priv = filp->private_data;
bochs = file_priv->minor->dev->dev_private;
return ttm_bo_mmap(filp, vma, &bochs->ttm.bdev);
}
int hibmc_mmap(struct file *filp, struct vm_area_struct *vma)
{
struct drm_file *file_priv;
struct hibmc_drm_private *hibmc;
if (unlikely(vma->vm_pgoff < DRM_FILE_PAGE_OFFSET))
return -EINVAL;
file_priv = filp->private_data;
hibmc = file_priv->minor->dev->dev_private;
return ttm_bo_mmap(filp, vma, &hibmc->bdev);
}
int
pvdrm_ttm_mmap(struct file *filp, struct vm_area_struct *vma)
{
/* FIXME: We should implement ttm shadow memory on the guest side. */
struct drm_file* file_priv = filp->private_data;
struct pvdrm_device* pvdrm = drm_device_to_pvdrm(file_priv->minor->dev);
if (unlikely(vma->vm_pgoff < DRM_FILE_PAGE_OFFSET)) {
return drm_mmap(filp, vma);
}
return ttm_bo_mmap(filp, vma, &pvdrm->ttm->bdev);
}
int vmw_mmap(struct file *filp, struct vm_area_struct *vma)
{
struct drm_file *file_priv;
struct vmw_private *dev_priv;
if (unlikely(vma->vm_pgoff < VMWGFX_FILE_PAGE_OFFSET)) {
DRM_ERROR("Illegal attempt to mmap old fifo space.\n");
return -EINVAL;
}
file_priv = filp->private_data;
dev_priv = vmw_priv(file_priv->minor->dev);
return ttm_bo_mmap(filp, vma, &dev_priv->bdev);
}
int vmw_mmap(struct file *filp, struct vm_area_struct *vma)
{
struct drm_file *file_priv;
struct vmw_private *dev_priv;
if (unlikely(vma->vm_pgoff < VMWGFX_FILE_PAGE_OFFSET)) {
if (vmw_fifo_mmap(filp, vma) == 0)
return 0;
return drm_mmap(filp, vma);
}
file_priv = filp->private_data;
dev_priv = vmw_priv(file_priv->minor->dev);
return ttm_bo_mmap(filp, vma, &dev_priv->bdev);
}