@@ -259,7 +259,9 @@ int ast_mm_init(struct ast_private *ast)
ret = ttm_bo_device_init(&ast->ttm.bdev,
ast->ttm.bo_global_ref.ref.object,
- &ast_bo_driver, DRM_FILE_PAGE_OFFSET,
+ &ast_bo_driver,
+ dev->anon_inode->i_mapping,
+ DRM_FILE_PAGE_OFFSET,
true);
if (ret) {
DRM_ERROR("Error initialising bo driver; %d\n", ret);
@@ -324,7 +326,6 @@ int ast_bo_create(struct drm_device *dev, int size, int align,
}
astbo->bo.bdev = &ast->ttm.bdev;
- astbo->bo.bdev->dev_mapping = dev->anon_inode->i_mapping;
ast_ttm_placement(astbo, TTM_PL_FLAG_VRAM | TTM_PL_FLAG_SYSTEM);
@@ -225,7 +225,9 @@ int bochs_mm_init(struct bochs_device *bochs)
ret = ttm_bo_device_init(&bochs->ttm.bdev,
bochs->ttm.bo_global_ref.ref.object,
- &bochs_bo_driver, DRM_FILE_PAGE_OFFSET,
+ &bochs_bo_driver,
+ bochs->dev->anon_inode->i_mapping,
+ DRM_FILE_PAGE_OFFSET,
true);
if (ret) {
DRM_ERROR("Error initialising bo driver; %d\n", ret);
@@ -259,7 +259,9 @@ int cirrus_mm_init(struct cirrus_device *cirrus)
ret = ttm_bo_device_init(&cirrus->ttm.bdev,
cirrus->ttm.bo_global_ref.ref.object,
- &cirrus_bo_driver, DRM_FILE_PAGE_OFFSET,
+ &cirrus_bo_driver,
+ dev->anon_inode->i_mapping,
+ DRM_FILE_PAGE_OFFSET,
true);
if (ret) {
DRM_ERROR("Error initialising bo driver; %d\n", ret);
@@ -329,7 +331,6 @@ int cirrus_bo_create(struct drm_device *dev, int size, int align,
}
cirrusbo->bo.bdev = &cirrus->ttm.bdev;
- cirrusbo->bo.bdev->dev_mapping = dev->anon_inode->i_mapping;
cirrus_ttm_placement(cirrusbo, TTM_PL_FLAG_VRAM | TTM_PL_FLAG_SYSTEM);
@@ -259,7 +259,9 @@ int mgag200_mm_init(struct mga_device *mdev)
ret = ttm_bo_device_init(&mdev->ttm.bdev,
mdev->ttm.bo_global_ref.ref.object,
- &mgag200_bo_driver, DRM_FILE_PAGE_OFFSET,
+ &mgag200_bo_driver,
+ dev->anon_inode->i_mapping,
+ DRM_FILE_PAGE_OFFSET,
true);
if (ret) {
DRM_ERROR("Error initialising bo driver; %d\n", ret);
@@ -324,7 +326,6 @@ int mgag200_bo_create(struct drm_device *dev, int size, int align,
}
mgabo->bo.bdev = &mdev->ttm.bdev;
- mgabo->bo.bdev->dev_mapping = dev->anon_inode->i_mapping;
mgag200_ttm_placement(mgabo, TTM_PL_FLAG_VRAM | TTM_PL_FLAG_SYSTEM);
@@ -228,8 +228,6 @@ nouveau_gem_ioctl_new(struct drm_device *dev, void *data,
struct nouveau_bo *nvbo = NULL;
int ret = 0;
- drm->ttm.bdev.dev_mapping = drm->dev->anon_inode->i_mapping;
-
if (!pfb->memtype_valid(pfb, req->info.tile_flags)) {
NV_ERROR(cli, "bad page flags: 0x%08x\n", req->info.tile_flags);
return -EINVAL;
@@ -376,7 +376,9 @@ nouveau_ttm_init(struct nouveau_drm *drm)
ret = ttm_bo_device_init(&drm->ttm.bdev,
drm->ttm.bo_global_ref.ref.object,
- &nouveau_bo_driver, DRM_FILE_PAGE_OFFSET,
+ &nouveau_bo_driver,
+ dev->anon_inode->i_mapping,
+ DRM_FILE_PAGE_OFFSET,
bits <= 32 ? true : false);
if (ret) {
NV_ERROR(drm, "error initialising bo driver, %d\n", ret);
@@ -82,7 +82,6 @@ int qxl_bo_create(struct qxl_device *qdev,
enum ttm_bo_type type;
int r;
- qdev->mman.bdev.dev_mapping = qdev->ddev->anon_inode->i_mapping;
if (kernel)
type = ttm_bo_type_kernel;
else
@@ -493,7 +493,9 @@ int qxl_ttm_init(struct qxl_device *qdev)
/* No others user of address space so set it to 0 */
r = ttm_bo_device_init(&qdev->mman.bdev,
qdev->mman.bo_global_ref.ref.object,
- &qxl_bo_driver, DRM_FILE_PAGE_OFFSET, 0);
+ &qxl_bo_driver,
+ qdev->ddev->anon_inode->i_mapping,
+ DRM_FILE_PAGE_OFFSET, 0);
if (r) {
DRM_ERROR("failed initializing buffer object driver(%d).\n", r);
return r;
@@ -518,7 +520,6 @@ int qxl_ttm_init(struct qxl_device *qdev)
((unsigned)num_io_pages * PAGE_SIZE) / (1024 * 1024));
DRM_INFO("qxl: %uM of Surface memory size\n",
(unsigned)qdev->surfaceram_size / (1024 * 1024));
- qdev->mman.bdev.dev_mapping = qdev->ddev->anon_inode->i_mapping;
r = qxl_ttm_debugfs_init(qdev);
if (r) {
DRM_ERROR("Failed to init debugfs\n");
@@ -120,7 +120,6 @@ int radeon_bo_create(struct radeon_device *rdev,
size = ALIGN(size, PAGE_SIZE);
- rdev->mman.bdev.dev_mapping = rdev->ddev->anon_inode->i_mapping;
if (kernel) {
type = ttm_bo_type_kernel;
} else if (sg) {
@@ -701,7 +701,9 @@ int radeon_ttm_init(struct radeon_device *rdev)
/* No others user of address space so set it to 0 */
r = ttm_bo_device_init(&rdev->mman.bdev,
rdev->mman.bo_global_ref.ref.object,
- &radeon_bo_driver, DRM_FILE_PAGE_OFFSET,
+ &radeon_bo_driver,
+ rdev->ddev->anon_inode->i_mapping,
+ DRM_FILE_PAGE_OFFSET,
rdev->need_dma32);
if (r) {
DRM_ERROR("failed initializing buffer object driver(%d).\n", r);
@@ -742,7 +744,6 @@ int radeon_ttm_init(struct radeon_device *rdev)
}
DRM_INFO("radeon: %uM of GTT memory ready.\n",
(unsigned)(rdev->mc.gtt_size / (1024 * 1024)));
- rdev->mman.bdev.dev_mapping = rdev->ddev->anon_inode->i_mapping;
r = radeon_ttm_debugfs_init(rdev);
if (r) {
@@ -1451,6 +1451,7 @@ EXPORT_SYMBOL(ttm_bo_device_release);
int ttm_bo_device_init(struct ttm_bo_device *bdev,
struct ttm_bo_global *glob,
struct ttm_bo_driver *driver,
+ struct address_space *mapping,
uint64_t file_page_offset,
bool need_dma32)
{
@@ -1472,7 +1473,7 @@ int ttm_bo_device_init(struct ttm_bo_device *bdev,
0x10000000);
INIT_DELAYED_WORK(&bdev->wq, ttm_bo_delayed_workqueue);
INIT_LIST_HEAD(&bdev->ddestroy);
- bdev->dev_mapping = NULL;
+ bdev->dev_mapping = mapping;
bdev->glob = glob;
bdev->need_dma32 = need_dma32;
bdev->val_seq = 0;
@@ -722,7 +722,9 @@ static int vmw_driver_load(struct drm_device *dev, unsigned long chipset)
ret = ttm_bo_device_init(&dev_priv->bdev,
dev_priv->bo_global_ref.ref.object,
- &vmw_bo_driver, VMWGFX_FILE_PAGE_OFFSET,
+ &vmw_bo_driver,
+ dev->anon_inode->i_mapping,
+ VMWGFX_FILE_PAGE_OFFSET,
false);
if (unlikely(ret != 0)) {
DRM_ERROR("Failed initializing TTM buffer object driver.\n");
@@ -969,7 +971,6 @@ static int vmw_driver_open(struct drm_device *dev, struct drm_file *file_priv)
goto out_no_shman;
file_priv->driver_priv = vmw_fp;
- dev_priv->bdev.dev_mapping = dev->anon_inode->i_mapping;
return 0;
@@ -221,8 +221,8 @@ static inline __u64 drm_vma_node_offset_addr(struct drm_vma_offset_node *node)
* @file_mapping: Address space to unmap @node from
*
* Unmap all userspace mappings for a given offset node. The mappings must be
- * associated with the @file_mapping address-space. If no offset exists or
- * the address-space is invalid, nothing is done.
+ * associated with the @file_mapping address-space. If no offset exists
+ * nothing is done.
*
* This call is unlocked. The caller must guarantee that drm_vma_offset_remove()
* is not called on this node concurrently.
@@ -230,7 +230,7 @@ static inline __u64 drm_vma_node_offset_addr(struct drm_vma_offset_node *node)
static inline void drm_vma_node_unmap(struct drm_vma_offset_node *node,
struct address_space *file_mapping)
{
- if (file_mapping && drm_vma_node_has_offset(node))
+ if (drm_vma_node_has_offset(node))
unmap_mapping_range(file_mapping,
drm_vma_node_offset_addr(node),
drm_vma_node_size(node) << PAGE_SHIFT, 1);
@@ -747,6 +747,7 @@ extern int ttm_bo_device_release(struct ttm_bo_device *bdev);
* @bdev: A pointer to a struct ttm_bo_device to initialize.
* @glob: A pointer to an initialized struct ttm_bo_global.
* @driver: A pointer to a struct ttm_bo_driver set up by the caller.
+ * @mapping: The address space to use for this bo.
* @file_page_offset: Offset into the device address space that is available
* for buffer data. This ensures compatibility with other users of the
* address space.
@@ -758,6 +759,7 @@ extern int ttm_bo_device_release(struct ttm_bo_device *bdev);
extern int ttm_bo_device_init(struct ttm_bo_device *bdev,
struct ttm_bo_global *glob,
struct ttm_bo_driver *driver,
+ struct address_space *mapping,
uint64_t file_page_offset, bool need_dma32);
/**