1 files changed, 0 insertions, 349 deletions
diff --git a/drivers/staging/gma500/psb_ttm_glue.c b/drivers/staging/gma500/psb_ttm_glue.c
deleted file mode 100644
index d1d965e69ecd..000000000000
--- a/drivers/staging/gma500/psb_ttm_glue.c
+++ /dev/null
@@ -1,349 +0,0 @@
-/**************************************************************************
- * Copyright (c) 2008, Intel Corporation.
- * All Rights Reserved.
- * Copyright (c) 2008, Tungsten Graphics Inc.  Cedar Park, TX., USA.
- * All Rights Reserved.
- *
- * 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, write to the Free Software Foundation, Inc.,
- * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
- *
- **************************************************************************/
-
-
-#include <drm/drmP.h>
-#include "psb_drv.h"
-#include "psb_ttm_userobj_api.h"
-#include <linux/io.h>
-
-
-static struct vm_operations_struct psb_ttm_vm_ops;
-
-/**
- * NOTE: driver_private of drm_file is now a struct psb_file_data struct
- * pPriv in struct psb_file_data contains the original psb_fpriv;
- */
-int psb_open(struct inode *inode, struct file *filp)
-{
-	struct drm_file *file_priv;
-	struct drm_psb_private *dev_priv;
-	struct psb_fpriv *psb_fp;
-	struct psb_file_data *pvr_file_priv;
-	int ret;
-
-	DRM_DEBUG("\n");
-
-	ret = drm_open(inode, filp);
-	if (unlikely(ret))
-		return ret;
-
-	psb_fp = kzalloc(sizeof(*psb_fp), GFP_KERNEL);
-
-	if (unlikely(psb_fp == NULL))
-		goto out_err0;
-
-	file_priv = (struct drm_file *) filp->private_data;
-	dev_priv = psb_priv(file_priv->minor->dev);
-
-	DRM_DEBUG("is_master %d\n", file_priv->is_master ? 1 : 0);
-
-	psb_fp->tfile = ttm_object_file_init(dev_priv->tdev,
-					     PSB_FILE_OBJECT_HASH_ORDER);
-	if (unlikely(psb_fp->tfile == NULL))
-		goto out_err1;
-
-	pvr_file_priv = (struct psb_file_data *)file_priv->driver_priv;
-	if (!pvr_file_priv) {
-		DRM_ERROR("drm file private is NULL\n");
-		goto out_err1;
-	}
-
-	pvr_file_priv->priv = psb_fp;
-	if (unlikely(dev_priv->bdev.dev_mapping == NULL))
-		dev_priv->bdev.dev_mapping = dev_priv->dev->dev_mapping;
-
-	return 0;
-
-out_err1:
-	kfree(psb_fp);
-out_err0:
-	(void) drm_release(inode, filp);
-	return ret;
-}
-
-int psb_release(struct inode *inode, struct file *filp)
-{
-	struct drm_file *file_priv;
-	struct psb_fpriv *psb_fp;
-	struct drm_psb_private *dev_priv;
-	int ret;
-	file_priv = (struct drm_file *) filp->private_data;
-	psb_fp = psb_fpriv(file_priv);
-	dev_priv = psb_priv(file_priv->minor->dev);
-
-	ttm_object_file_release(&psb_fp->tfile);
-	kfree(psb_fp);
-
-	ret = drm_release(inode, filp);
-
-	return ret;
-}
-
-int psb_fence_signaled_ioctl(struct drm_device *dev, void *data,
-			     struct drm_file *file_priv)
-{
-
-	return ttm_fence_signaled_ioctl(psb_fpriv(file_priv)->tfile, data);
-}
-
-int psb_fence_finish_ioctl(struct drm_device *dev, void *data,
-			   struct drm_file *file_priv)
-{
-	return ttm_fence_finish_ioctl(psb_fpriv(file_priv)->tfile, data);
-}
-
-int psb_fence_unref_ioctl(struct drm_device *dev, void *data,
-			  struct drm_file *file_priv)
-{
-	return ttm_fence_unref_ioctl(psb_fpriv(file_priv)->tfile, data);
-}
-
-int psb_pl_waitidle_ioctl(struct drm_device *dev, void *data,
-			  struct drm_file *file_priv)
-{
-	return ttm_pl_waitidle_ioctl(psb_fpriv(file_priv)->tfile, data);
-}
-
-int psb_pl_setstatus_ioctl(struct drm_device *dev, void *data,
-			   struct drm_file *file_priv)
-{
-	return ttm_pl_setstatus_ioctl(psb_fpriv(file_priv)->tfile,
-				      &psb_priv(dev)->ttm_lock, data);
-
-}
-
-int psb_pl_synccpu_ioctl(struct drm_device *dev, void *data,
-			 struct drm_file *file_priv)
-{
-	return ttm_pl_synccpu_ioctl(psb_fpriv(file_priv)->tfile, data);
-}
-
-int psb_pl_unref_ioctl(struct drm_device *dev, void *data,
-		       struct drm_file *file_priv)
-{
-	return ttm_pl_unref_ioctl(psb_fpriv(file_priv)->tfile, data);
-
-}
-
-int psb_pl_reference_ioctl(struct drm_device *dev, void *data,
-			   struct drm_file *file_priv)
-{
-	return  ttm_pl_reference_ioctl(psb_fpriv(file_priv)->tfile, data);
-
-}
-
-int psb_pl_create_ioctl(struct drm_device *dev, void *data,
-			struct drm_file *file_priv)
-{
-	struct drm_psb_private *dev_priv = psb_priv(dev);
-
-	return ttm_pl_create_ioctl(psb_fpriv(file_priv)->tfile,
-				   &dev_priv->bdev, &dev_priv->ttm_lock, data);
-
-}
-
-int psb_pl_ub_create_ioctl(struct drm_device *dev, void *data,
-			struct drm_file *file_priv)
-{
-	struct drm_psb_private *dev_priv = psb_priv(dev);
-
-	return ttm_pl_ub_create_ioctl(psb_fpriv(file_priv)->tfile,
-				   &dev_priv->bdev, &dev_priv->ttm_lock, data);
-
-}
-/**
- * psb_ttm_fault - Wrapper around the ttm fault method.
- *
- * @vma: The struct vm_area_struct as in the vm fault() method.
- * @vmf: The struct vm_fault as in the vm fault() method.
- *
- * Since ttm_fault() will reserve buffers while faulting,
- * we need to take the ttm read lock around it, as this driver
- * relies on the ttm_lock in write mode to exclude all threads from
- * reserving and thus validating buffers in aperture- and memory shortage
- * situations.
- */
-
-static int psb_ttm_fault(struct vm_area_struct *vma,
-			 struct vm_fault *vmf)
-{
-	struct ttm_buffer_object *bo = (struct ttm_buffer_object *)
-		vma->vm_private_data;
-	struct drm_psb_private *dev_priv =
-		container_of(bo->bdev, struct drm_psb_private, bdev);
-	int ret;
-
-	ret = ttm_read_lock(&dev_priv->ttm_lock, true);
-	if (unlikely(ret != 0))
-		return VM_FAULT_NOPAGE;
-
-	ret = dev_priv->ttm_vm_ops->fault(vma, vmf);
-
-	ttm_read_unlock(&dev_priv->ttm_lock);
-	return ret;
-}
-
-/**
- * if vm_pgoff < DRM_PSB_FILE_PAGE_OFFSET call directly to
- * PVRMMap
- */
-int psb_mmap(struct file *filp, struct vm_area_struct *vma)
-{
-	struct drm_file *file_priv;
-	struct drm_psb_private *dev_priv;
-	int ret;
-
-	if (vma->vm_pgoff < DRM_PSB_FILE_PAGE_OFFSET ||
-	    vma->vm_pgoff > 2 * DRM_PSB_FILE_PAGE_OFFSET)
-#if 0		/* FIXMEAC */
-		return PVRMMap(filp, vma);
-#else
-		return -EINVAL;
-#endif
-
-	file_priv = (struct drm_file *) filp->private_data;
-	dev_priv = psb_priv(file_priv->minor->dev);
-
-	ret = ttm_bo_mmap(filp, vma, &dev_priv->bdev);
-	if (unlikely(ret != 0))
-		return ret;
-
-	if (unlikely(dev_priv->ttm_vm_ops == NULL)) {
-		dev_priv->ttm_vm_ops = (struct vm_operations_struct *)
-								vma->vm_ops;
-		psb_ttm_vm_ops = *vma->vm_ops;
-		psb_ttm_vm_ops.fault = &psb_ttm_fault;
-	}
-
-	vma->vm_ops = &psb_ttm_vm_ops;
-
-	return 0;
-}
-/*
-ssize_t psb_ttm_write(struct file *filp, const char __user *buf,
-		      size_t count, loff_t *f_pos)
-{
-	struct drm_file *file_priv = (struct drm_file *)filp->private_data;
-	struct drm_psb_private *dev_priv = psb_priv(file_priv->minor->dev);
-
-	return ttm_bo_io(&dev_priv->bdev, filp, buf, NULL, count, f_pos, 1);
-}
-
-ssize_t psb_ttm_read(struct file *filp, char __user *buf,
-		     size_t count, loff_t *f_pos)
-{
-	struct drm_file *file_priv = (struct drm_file *)filp->private_data;
-	struct drm_psb_private *dev_priv = psb_priv(file_priv->minor->dev);
-
-	return ttm_bo_io(&dev_priv->bdev, filp, NULL, buf, count, f_pos, 1);
-}
-*/
-int psb_verify_access(struct ttm_buffer_object *bo,
-		      struct file *filp)
-{
-	struct drm_file *file_priv = (struct drm_file *)filp->private_data;
-
-	if (capable(CAP_SYS_ADMIN))
-		return 0;
-
-	if (unlikely(!file_priv->authenticated))
-		return -EPERM;
-
-	return ttm_pl_verify_access(bo, psb_fpriv(file_priv)->tfile);
-}
-
-static int psb_ttm_mem_global_init(struct drm_global_reference *ref)
-{
-	return ttm_mem_global_init(ref->object);
-}
-
-static void psb_ttm_mem_global_release(struct drm_global_reference *ref)
-{
-	ttm_mem_global_release(ref->object);
-}
-
-int psb_ttm_global_init(struct drm_psb_private *dev_priv)
-{
-	struct drm_global_reference *global_ref;
-	int ret;
-
-	global_ref = &dev_priv->mem_global_ref;
-	global_ref->global_type = DRM_GLOBAL_TTM_MEM;
-	global_ref->size = sizeof(struct ttm_mem_global);
-	global_ref->init = &psb_ttm_mem_global_init;
-	global_ref->release = &psb_ttm_mem_global_release;
-
-	ret = drm_global_item_ref(global_ref);
-	if (unlikely(ret != 0)) {
-		DRM_ERROR("Failed referencing a global TTM memory object.\n");
-		return ret;
-	}
-
-	dev_priv->bo_global_ref.mem_glob = dev_priv->mem_global_ref.object;
-	global_ref = &dev_priv->bo_global_ref.ref;
-	global_ref->global_type = DRM_GLOBAL_TTM_BO;
-	global_ref->size = sizeof(struct ttm_bo_global);
-	global_ref->init = &ttm_bo_global_init;
-	global_ref->release = &ttm_bo_global_release;
-	ret = drm_global_item_ref(global_ref);
-	if (ret != 0) {
-		DRM_ERROR("Failed setting up TTM BO subsystem.\n");
-		drm_global_item_unref(global_ref);
-		return ret;
-	}
-	return 0;
-}
-
-void psb_ttm_global_release(struct drm_psb_private *dev_priv)
-{
-	drm_global_item_unref(&dev_priv->mem_global_ref);
-}
-
-int psb_getpageaddrs_ioctl(struct drm_device *dev, void *data,
-		struct drm_file *file_priv)
-{
-	struct drm_psb_getpageaddrs_arg *arg = data;
-	struct ttm_buffer_object *bo;
-	struct ttm_tt *ttm;
-	struct page **tt_pages;
-	unsigned long i, num_pages;
-	unsigned long *p = arg->page_addrs;
-	int ret = 0;
-
-	bo = ttm_buffer_object_lookup(psb_fpriv(file_priv)->tfile,
-					arg->handle);
-	if (unlikely(bo == NULL)) {
-		printk(KERN_ERR
-			"Could not find buffer object for getpageaddrs.\n");
-		return -EINVAL;
-	}
-
-	arg->gtt_offset = bo->offset;
-	ttm = bo->ttm;
-	num_pages = ttm->num_pages;
-	tt_pages = ttm->pages;
-
-	for (i = 0; i < num_pages; i++)
-		p[i] = (unsigned long)page_to_phys(tt_pages[i]);
-
-	return ret;
-}