Merge branch 'drm-ttm-cleanup-branch'

12 files changed, 1036 insertions, 546 deletions

diff --git a/libdrm/xf86drm.c b/libdrm/xf86drm.c
index 93185512..52a6d92f 100644
--- a/libdrm/xf86drm.c
+++ b/libdrm/xf86drm.c
@@ -2355,8 +2355,7 @@ int drmFenceCreate(int fd, unsigned flags, int class, unsigned type,
     arg.flags = flags;
     arg.type = type;
     arg.class = class;
-    arg.op = drm_fence_create;
-    if (ioctl(fd, DRM_IOCTL_FENCE, &arg))
+    if (ioctl(fd, DRM_IOCTL_FENCE_CREATE, &arg))
 	return -errno;
     fence->handle = arg.handle;
     fence->class = arg.class;
@@ -2378,8 +2377,8 @@ int drmFenceBuffers(int fd, unsigned flags, drmFence *fence)
 
     memset(&arg, 0, sizeof(arg));
     arg.flags = flags;
-    arg.op = drm_fence_buffers;
-    if (ioctl(fd, DRM_IOCTL_FENCE, &arg))
+
+    if (ioctl(fd, DRM_IOCTL_FENCE_BUFFERS, &arg))
 	return -errno;
     fence->handle = arg.handle;
     fence->class = arg.class;
@@ -2395,8 +2394,8 @@ int drmFenceDestroy(int fd, const drmFence *fence)
 
     memset(&arg, 0, sizeof(arg));
     arg.handle = fence->handle;
-    arg.op = drm_fence_destroy;
-    if (ioctl(fd, DRM_IOCTL_FENCE, &arg))
+
+    if (ioctl(fd, DRM_IOCTL_FENCE_DESTROY, &arg))
 	return -errno;
     return 0;
 }
@@ -2407,8 +2406,8 @@ int drmFenceReference(int fd, unsigned handle, drmFence *fence)
 
     memset(&arg, 0, sizeof(arg));
     arg.handle = handle;
-    arg.op = drm_fence_reference;
-    if (ioctl(fd, DRM_IOCTL_FENCE, &arg))
+
+    if (ioctl(fd, DRM_IOCTL_FENCE_REFERENCE, &arg))
 	return -errno;
     fence->handle = arg.handle;
     fence->class = arg.class;
@@ -2424,8 +2423,8 @@ int drmFenceUnreference(int fd, const drmFence *fence)
 
     memset(&arg, 0, sizeof(arg));
     arg.handle = fence->handle;
-    arg.op = drm_fence_unreference;
-    if (ioctl(fd, DRM_IOCTL_FENCE, &arg))
+
+    if (ioctl(fd, DRM_IOCTL_FENCE_UNREFERENCE, &arg))
 	return -errno;
     return 0;
 }
@@ -2437,8 +2436,8 @@ int drmFenceFlush(int fd, drmFence *fence, unsigned flush_type)
     memset(&arg, 0, sizeof(arg));
     arg.handle = fence->handle;
     arg.type = flush_type;
-    arg.op = drm_fence_flush;
-    if (ioctl(fd, DRM_IOCTL_FENCE, &arg))
+
+    if (ioctl(fd, DRM_IOCTL_FENCE_FLUSH, &arg))
 	return -errno;
     fence->class = arg.class;
     fence->type = arg.type;
@@ -2452,8 +2451,8 @@ int drmFenceUpdate(int fd, drmFence *fence)
 
     memset(&arg, 0, sizeof(arg));
     arg.handle = fence->handle;
-    arg.op = drm_fence_signaled;
-    if (ioctl(fd, DRM_IOCTL_FENCE, &arg))
+
+    if (ioctl(fd, DRM_IOCTL_FENCE_SIGNALED, &arg))
 	return -errno;
     fence->class = arg.class;
     fence->type = arg.type;
@@ -2492,8 +2491,8 @@ int drmFenceEmit(int fd, unsigned flags, drmFence *fence, unsigned emit_type)
     arg.flags = flags;
     arg.handle = fence->handle;
     arg.type = emit_type;
-    arg.op = drm_fence_emit;
-    if (ioctl(fd, DRM_IOCTL_FENCE, &arg))
+
+    if (ioctl(fd, DRM_IOCTL_FENCE_EMIT, &arg))
 	return -errno;
     fence->class = arg.class;
     fence->type = arg.type;
@@ -2526,9 +2525,9 @@ int drmFenceWait(int fd, unsigned flags, drmFence *fence, unsigned flush_type)
     arg.handle = fence->handle;
     arg.type = flush_type;
     arg.flags = flags;
-    arg.op = drm_fence_wait;
+
     do {
-	ret = ioctl(fd, DRM_IOCTL_FENCE, &arg);
+	ret = ioctl(fd, DRM_IOCTL_FENCE_WAIT, &arg);
     } while (ret != 0 && errno == EAGAIN);
 
     if (ret)
@@ -2678,7 +2677,7 @@ int drmBOCreateList(int numTarget, drmBOList *list)
     return drmAdjustListNodes(list);
 }
 
-static void drmBOCopyReply(const drm_bo_arg_reply_t *rep, drmBO *buf)
+static void drmBOCopyReply(const struct drm_bo_info_rep *rep, drmBO *buf)
 {
     buf->handle = rep->handle;
     buf->flags = rep->flags;
@@ -2690,16 +2689,21 @@ static void drmBOCopyReply(const drm_bo_arg_reply_t *rep, drmBO *buf)
     buf->fenceFlags = rep->fence_flags;
     buf->replyFlags = rep->rep_flags;
     buf->pageAlignment = rep->page_alignment;
+    buf->tileInfo = rep->tile_info;
+    buf->hwTileStride = rep->hw_tile_stride;
+    buf->desiredTileStride = rep->desired_tile_stride;
 }
 
-int drmBOCreate(int fd, unsigned long start, unsigned long size, 
-		unsigned pageAlignment, void *user_buffer, drm_bo_type_t type, 
-		unsigned mask,
+
+
+int drmBOCreate(int fd, unsigned long start, unsigned long size,
+		unsigned pageAlignment, void *user_buffer, drm_bo_type_t type,
+		drm_u64_t mask,
 		unsigned hint, drmBO *buf)
 {
-    drm_bo_arg_t arg;
-    drm_bo_arg_request_t *req = &arg.d.req;
-    drm_bo_arg_reply_t *rep = &arg.d.rep;
+    struct drm_bo_create_arg arg;
+    struct drm_bo_create_req *req = &arg.d.req;
+    struct drm_bo_info_rep *rep = &arg.d.rep;
     int ret;
 
     memset(buf, 0, sizeof(*buf));
@@ -2726,21 +2730,13 @@ int drmBOCreate(int fd, unsigned long start, unsigned long size,
     default:
 	return -EINVAL;
     }
-    req->op = drm_bo_create;
 
     do {
-	ret = ioctl(fd, DRM_IOCTL_BUFOBJ, &arg);
+	ret = ioctl(fd, DRM_IOCTL_BO_CREATE, &arg);
     } while (ret != 0 && errno == EAGAIN);
 
     if (ret)
 	return -errno;
-    if (!arg.handled) {
-	return -EFAULT;
-    }
-    if (rep->ret) {
-        fprintf(stderr, "Error %d\n", rep->ret);
-	return rep->ret;
-    }
     
     drmBOCopyReply(rep, buf);
     buf->mapVirtual = NULL;
@@ -2751,9 +2747,7 @@ int drmBOCreate(int fd, unsigned long start, unsigned long size,
 
 int drmBODestroy(int fd, drmBO *buf)
 {
-    drm_bo_arg_t arg;
-    drm_bo_arg_request_t *req = &arg.d.req;
-    drm_bo_arg_reply_t *rep = &arg.d.rep;
+    struct drm_bo_handle_arg arg;
     
     if (buf->mapVirtual && (buf->type != drm_bo_type_fake)) {
 	(void) drmUnmap(buf->mapVirtual, buf->start + buf->size);
@@ -2762,40 +2756,26 @@ int drmBODestroy(int fd, drmBO *buf)
     }
 
     memset(&arg, 0, sizeof(arg));
-    req->handle = buf->handle;
-    req->op = drm_bo_destroy;
+    arg.handle = buf->handle;
 
-    if (ioctl(fd, DRM_IOCTL_BUFOBJ, &arg))
+    if (ioctl(fd, DRM_IOCTL_BO_DESTROY, &arg))
 	return -errno;
-    if (!arg.handled) {
-	return -EFAULT;
-    }
-    if (rep->ret) {
-	return rep->ret;
-    }
 
     buf->handle = 0;
     return 0;
 }
- 
+
 int drmBOReference(int fd, unsigned handle, drmBO *buf)
 {
-    drm_bo_arg_t arg;
-    drm_bo_arg_request_t *req = &arg.d.req;
-    drm_bo_arg_reply_t *rep = &arg.d.rep;
+    struct drm_bo_reference_info_arg arg;
+    struct drm_bo_handle_arg *req = &arg.d.req;
+    struct drm_bo_info_rep *rep = &arg.d.rep;
     
     memset(&arg, 0, sizeof(arg));
     req->handle = handle;
-    req->op = drm_bo_reference;
     
-    if (ioctl(fd, DRM_IOCTL_BUFOBJ, &arg))
+    if (ioctl(fd, DRM_IOCTL_BO_REFERENCE, &arg))
 	return -errno;
-    if (!arg.handled) {
-	return -EFAULT;
-    }
-    if (rep->ret) {
-	return rep->ret;
-    }
 
     drmBOCopyReply(rep, buf);
     buf->type = drm_bo_type_dc;
@@ -2808,9 +2788,7 @@ int drmBOReference(int fd, unsigned handle, drmBO *buf)
 
 int drmBOUnReference(int fd, drmBO *buf)
 {
-    drm_bo_arg_t arg;
-    drm_bo_arg_request_t *req = &arg.d.req;
-    drm_bo_arg_reply_t *rep = &arg.d.rep;
+    struct drm_bo_handle_arg arg;
 
     if (buf->mapVirtual && (buf->type != drm_bo_type_fake)) {
 	(void) munmap(buf->mapVirtual, buf->start + buf->size);
@@ -2819,22 +2797,16 @@ int drmBOUnReference(int fd, drmBO *buf)
     }
 
     memset(&arg, 0, sizeof(arg));
-    req->handle = buf->handle;
-    req->op = drm_bo_unreference;
+    arg.handle = buf->handle;
 
-    if (ioctl(fd, DRM_IOCTL_BUFOBJ, &arg))
+    if (ioctl(fd, DRM_IOCTL_BO_UNREFERENCE, &arg))
 	return -errno;
-    if (!arg.handled) {
-	return -EFAULT;
-    }
-    if (rep->ret) {
-	return rep->ret;
-    }
 
     buf->handle = 0;
     return 0;
 }   
 
+
 /*
  * Flags can be  DRM_BO_FLAG_READ, DRM_BO_FLAG_WRITE or'ed together
  * Hint currently be DRM_BO_HINT_DONT_BLOCK, which makes the
@@ -2844,9 +2816,9 @@ int drmBOUnReference(int fd, drmBO *buf)
 int drmBOMap(int fd, drmBO *buf, unsigned mapFlags, unsigned mapHint,
 	     void **address)
 {
-    drm_bo_arg_t arg;
-    drm_bo_arg_request_t *req = &arg.d.req;
-    drm_bo_arg_reply_t *rep = &arg.d.rep;
+    struct drm_bo_map_wait_idle_arg arg;
+    struct drm_bo_info_req *req = &arg.d.req;
+    struct drm_bo_info_rep *rep = &arg.d.rep;
     int ret = 0;
 
     /*
@@ -2871,7 +2843,6 @@ int drmBOMap(int fd, drmBO *buf, unsigned mapFlags, unsigned mapHint,
     req->handle = buf->handle;
     req->mask = mapFlags;
     req->hint = mapHint;
-    req->op = drm_bo_map;
 
     /*
      * May hang if the buffer object is busy.
@@ -2879,15 +2850,11 @@ int drmBOMap(int fd, drmBO *buf, unsigned mapFlags, unsigned mapHint,
      */
     
     do {
-	ret = ioctl(fd, DRM_IOCTL_BUFOBJ, &arg);
+	ret = ioctl(fd, DRM_IOCTL_BO_MAP, &arg);
     } while (ret != 0 && errno == EAGAIN);
 
     if (ret) 
 	return -errno;
-    if (!arg.handled) 
-	return -EFAULT;
-    if (rep->ret)
-	return rep->ret;
 
     drmBOCopyReply(rep, buf);	
     buf->mapFlags = mapFlags;
@@ -2897,44 +2864,39 @@ int drmBOMap(int fd, drmBO *buf, unsigned mapFlags, unsigned mapHint,
     return 0;
 }
 
+
 int drmBOUnmap(int fd, drmBO *buf)
 {
-    drm_bo_arg_t arg;
-    drm_bo_arg_request_t *req = &arg.d.req;
-    drm_bo_arg_reply_t *rep = &arg.d.rep;
+    struct drm_bo_handle_arg arg;
 
     memset(&arg, 0, sizeof(arg));
-    req->handle = buf->handle;
-    req->op = drm_bo_unmap;
+    arg.handle = buf->handle;
 
-    if (ioctl(fd, DRM_IOCTL_BUFOBJ, &arg)) {
+    if (ioctl(fd, DRM_IOCTL_BO_UNMAP, &arg)) {
 	return -errno;
     }
-    if (!arg.handled) 
-        return -EFAULT;
-    if (rep->ret)
-	return rep->ret;
-
     return 0;
 }
-    
-int drmBOValidate(int fd, drmBO *buf, unsigned flags, unsigned mask, 
+
+int drmBOValidate(int fd, drmBO *buf,
+		  drm_u64_t flags, drm_u64_t mask,
 		  unsigned hint)
 {
-    drm_bo_arg_t arg;
-    drm_bo_arg_request_t *req = &arg.d.req;
-    drm_bo_arg_reply_t *rep = &arg.d.rep;
+    struct drm_bo_op_arg arg;
+    struct drm_bo_op_req *req = &arg.d.req;
+    struct drm_bo_arg_rep *rep = &arg.d.rep;
     int ret = 0;
 
     memset(&arg, 0, sizeof(arg));
-    req->handle = buf->handle;
-    req->mask = flags;
-    req->hint = hint;
-    req->arg_handle = mask; /* Encode mask in the arg_handle field :/ */
+    req->bo_req.handle = buf->handle;
+    req->bo_req.flags = flags;
+    req->bo_req.mask = mask;
+    req->bo_req.hint = hint;
+    req->bo_req.fence_class = 0; /* Backwards compatibility. */
     req->op = drm_bo_validate;
 
     do{
-	ret = ioctl(fd, DRM_IOCTL_BUFOBJ, &arg);
+	ret = ioctl(fd, DRM_IOCTL_BO_OP, &arg);
     } while (ret && errno == EAGAIN);
 
     if (ret) 
@@ -2944,26 +2906,25 @@ int drmBOValidate(int fd, drmBO *buf, unsigned flags, unsigned mask,
     if (rep->ret)
 	return rep->ret;
 
-    drmBOCopyReply(rep, buf);
+    drmBOCopyReply(&rep->bo_info, buf);
     return 0;
 }
 	    
 
 int drmBOFence(int fd, drmBO *buf, unsigned flags, unsigned fenceHandle)
 {
-    drm_bo_arg_t arg;
-    drm_bo_arg_request_t *req = &arg.d.req;
-    drm_bo_arg_reply_t *rep = &arg.d.rep;
+    struct drm_bo_op_arg arg;
+    struct drm_bo_op_req *req = &arg.d.req;
+    struct drm_bo_arg_rep *rep = &arg.d.rep;
     int ret = 0;
 
     memset(&arg, 0, sizeof(arg));
-    req->handle = buf->handle;
-    req->mask = flags;
+    req->bo_req.handle = buf->handle;
+    req->bo_req.flags = flags;
     req->arg_handle = fenceHandle;
     req->op = drm_bo_fence;
 
-    ret = ioctl(fd, DRM_IOCTL_BUFOBJ, &arg);
-
+    ret = ioctl(fd, DRM_IOCTL_BO_OP, &arg);
     if (ret) 
 	return -errno;
     if (!arg.handled)
@@ -2975,51 +2936,42 @@ int drmBOFence(int fd, drmBO *buf, unsigned flags, unsigned fenceHandle)
 
 int drmBOInfo(int fd, drmBO *buf)
 {
-    drm_bo_arg_t arg;
-    drm_bo_arg_request_t *req = &arg.d.req;
-    drm_bo_arg_reply_t *rep = &arg.d.rep;
+    struct drm_bo_reference_info_arg arg;
+    struct drm_bo_handle_arg *req = &arg.d.req;
+    struct drm_bo_info_rep *rep = &arg.d.rep;
     int ret = 0;
 
     memset(&arg, 0, sizeof(arg));
     req->handle = buf->handle;
-    req->op = drm_bo_info;
-
-    ret = ioctl(fd, DRM_IOCTL_BUFOBJ, &arg);
 
+    ret = ioctl(fd, DRM_IOCTL_BO_INFO, &arg);
     if (ret) 
 	return -errno;
-    if (!arg.handled)
-	return -EFAULT;
-    if (rep->ret)
-	return rep->ret;
+
     drmBOCopyReply(rep, buf);
     return 0;
 }
 
 int drmBOWaitIdle(int fd, drmBO *buf, unsigned hint)
 {
-    drm_bo_arg_t arg;
-    drm_bo_arg_request_t *req = &arg.d.req;
-    drm_bo_arg_reply_t *rep = &arg.d.rep;
+    struct drm_bo_map_wait_idle_arg arg;
+    struct drm_bo_info_req *req = &arg.d.req;
+    struct drm_bo_info_rep *rep = &arg.d.rep;
     int ret = 0;
 
     if ((buf->flags & DRM_BO_FLAG_SHAREABLE) ||
 	(buf->replyFlags & DRM_BO_REP_BUSY)) {
         memset(&arg, 0, sizeof(arg));
 	req->handle = buf->handle;
-	req->op = drm_bo_wait_idle;
 	req->hint = hint;
 
 	do {
-	    ret = ioctl(fd, DRM_IOCTL_BUFOBJ, &arg);
+	    ret = ioctl(fd, DRM_IOCTL_BO_WAIT_IDLE, &arg);
 	} while (ret && errno == EAGAIN);
 
 	if (ret) 
 	    return -errno;
-	if (!arg.handled)
-	    return -EFAULT;
-	if (rep->ret)
-	    return rep->ret;
+
 	drmBOCopyReply(rep, buf);
     }
     return 0;
@@ -3041,7 +2993,6 @@ int drmBOBusy(int fd, drmBO *buf, int *busy)
     }
 }
     
-    
 int drmAddValidateItem(drmBOList *list, drmBO *buf, unsigned flags, 
 		       unsigned mask,
 		       int *newItem)
@@ -3103,9 +3054,9 @@ int drmBOValidateList(int fd, drmBOList *list)
 {
     drmBONode *node;
     drmMMListHead *l;
-    drm_bo_arg_t *arg, *first;
-    drm_bo_arg_request_t *req;
-    drm_bo_arg_reply_t *rep;
+    struct drm_bo_op_arg *arg, *first;
+    struct drm_bo_op_req *req;
+    struct drm_bo_arg_rep *rep;
     drm_u64_t *prevNext = NULL;
     drmBO *buf;
     int ret;
@@ -3113,63 +3064,63 @@ int drmBOValidateList(int fd, drmBOList *list)
     first = NULL;
 
     for (l = list->list.next; l != &list->list; l = l->next) {
-	node = DRMLISTENTRY(drmBONode, l, head);
+        node = DRMLISTENTRY(drmBONode, l, head);
 
-	arg = &node->bo_arg;
-	req = &arg->d.req;
+        arg = &node->bo_arg;
+        req = &arg->d.req;
 
-	if (!first)
-	    first = arg;
+        if (!first)
+            first = arg;
 
 	if (prevNext)
 	    *prevNext = (unsigned long) arg;
 
 	memset(arg, 0, sizeof(*arg));
 	prevNext = &arg->next;
-	req->handle = node->buf->handle;
+	req->bo_req.handle = node->buf->handle;
 	req->op = drm_bo_validate;
-	req->mask = node->arg0;
-	req->hint = 0;
-	req->arg_handle = node->arg1;
+	req->bo_req.flags = node->arg0;
+	req->bo_req.hint = 0;
+	req->bo_req.mask = node->arg1;
+	req->bo_req.fence_class = 0; /* Backwards compat. */
     }
-  
-    if (!first) 
+
+    if (!first)
 	return 0;
 
-    do {
-	ret = ioctl(fd, DRM_IOCTL_BUFOBJ, first);
+    do{
+	ret = ioctl(fd, DRM_IOCTL_BO_OP, first);
     } while (ret && errno == EAGAIN);
 
     if (ret)
 	return -errno;
-  
+
     for (l = list->list.next; l != &list->list; l = l->next) {
 	node = DRMLISTENTRY(drmBONode, l, head);
 	arg = &node->bo_arg;
 	rep = &arg->d.rep;
-
+      
 	if (!arg->handled) {
 	    drmMsg("Unhandled request\n");
 	    return -EFAULT;
 	}
 	if (rep->ret)
 	    return rep->ret;
-
+	
 	buf = node->buf;
-	drmBOCopyReply(rep, buf);
+	drmBOCopyReply(&rep->bo_info, buf);
     }
-
+    
     return 0;
 }
 	  
-
 int drmBOFenceList(int fd, drmBOList *list, unsigned fenceHandle)
 {
     drmBONode *node;
     drmMMListHead *l;
-    drm_bo_arg_t *arg, *first;
-    drm_bo_arg_request_t *req;
-    drm_bo_arg_reply_t *rep;
+    struct drm_bo_op_arg *arg, *first;
+    struct drm_bo_op_req *req;
+    struct drm_bo_arg_rep *rep;
     drm_u64_t *prevNext = NULL;
     drmBO *buf;
     unsigned fence_flags;
@@ -3178,8 +3129,8 @@ int drmBOFenceList(int fd, drmBOList *list, unsigned fenceHandle)
     first = NULL;
 
     for (l = list->list.next; l != &list->list; l = l->next) {
-	node = DRMLISTENTRY(drmBONode, l, head);
-
+        node = DRMLISTENTRY(drmBONode, l, head);
+	
 	arg = &node->bo_arg;
 	req = &arg->d.req;
 
@@ -3191,29 +3142,31 @@ int drmBOFenceList(int fd, drmBOList *list, unsigned fenceHandle)
 
 	memset(arg, 0, sizeof(*arg));
 	prevNext = &arg->next;
-	req->handle = node->buf->handle;
+	req->bo_req.handle = node->buf->handle;
 	req->op = drm_bo_fence;
-	req->mask = node->arg0;
+	req->bo_req.mask = node->arg0;
 	req->arg_handle = fenceHandle;
     }
   
     if (!first) 
 	return 0;
 
-    ret = ioctl(fd, DRM_IOCTL_BUFOBJ, first);
+    ret = ioctl(fd, DRM_IOCTL_BO_OP, first);
 
     if (ret)
 	return -errno;
   
     for (l = list->list.next; l != &list->list; l = l->next) {
 	node = DRMLISTENTRY(drmBONode, l, head);
+
 	arg = &node->bo_arg;
 	rep = &arg->d.rep;
+
       	if (!arg->handled)
 	    return -EFAULT;
 	if (rep->ret)
 	    return rep->ret;
-	drmBOCopyReply(rep, node->buf);
+	drmBOCopyReply(&rep->bo_info, node->buf);
     }
 
     return 0;
@@ -3222,13 +3175,16 @@ int drmBOFenceList(int fd, drmBOList *list, unsigned fenceHandle)
 int drmMMInit(int fd, unsigned long pOffset, unsigned long pSize,
 	      unsigned memType)
 {
-    drm_mm_init_arg_t arg;
+    struct drm_mm_init_arg arg;
 
     memset(&arg, 0, sizeof(arg));
-    arg.req.op = mm_init;
-    arg.req.p_offset = pOffset;
-    arg.req.p_size = pSize;
-    arg.req.mem_type = memType;
+
+    arg.magic = DRM_BO_INIT_MAGIC;
+    arg.major = DRM_BO_INIT_MAJOR;
+    arg.minor = DRM_BO_INIT_MINOR;
+    arg.p_offset = pOffset;
+    arg.p_size = pSize;
+    arg.mem_type = memType;
 
     if (ioctl(fd, DRM_IOCTL_MM_INIT, &arg))
 	return -errno;
@@ -3237,28 +3193,26 @@ int drmMMInit(int fd, unsigned long pOffset, unsigned long pSize,
 
 int drmMMTakedown(int fd, unsigned memType)
 {
-    drm_mm_init_arg_t arg;
+    struct drm_mm_type_arg arg;
 
     memset(&arg, 0, sizeof(arg));
-    arg.req.op = mm_takedown;
-    arg.req.mem_type = memType;
+    arg.mem_type = memType;
 
-    if (ioctl(fd, DRM_IOCTL_MM_INIT, &arg))
+    if (ioctl(fd, DRM_IOCTL_MM_TAKEDOWN, &arg))
 	return -errno;
     return 0;	
 }
 
 int drmMMLock(int fd, unsigned memType)
 {
-    drm_mm_init_arg_t arg;
+    struct drm_mm_type_arg arg;
     int ret;
 
     memset(&arg, 0, sizeof(arg));
-    arg.req.op = mm_lock;
-    arg.req.mem_type = memType;
+    arg.mem_type = memType;
 
     do{
-	ret = ioctl(fd, DRM_IOCTL_MM_INIT, &arg);
+        ret = ioctl(fd, DRM_IOCTL_MM_LOCK, &arg);
     } while (ret && errno == EAGAIN);
 
     return (ret) ? -errno : 0;
@@ -3266,15 +3220,15 @@ int drmMMLock(int fd, unsigned memType)
 
 int drmMMUnlock(int fd, unsigned memType)
 {
-    drm_mm_init_arg_t arg;
+    struct drm_mm_type_arg arg;
     int ret;
 
     memset(&arg, 0, sizeof(arg));
-    arg.req.op = mm_unlock;
-    arg.req.mem_type = memType;
+    
+    arg.mem_type = memType;
 
     do{
-	ret = ioctl(fd, DRM_IOCTL_MM_INIT, &arg);
+	ret = ioctl(fd, DRM_IOCTL_MM_UNLOCK, &arg);
     } while (ret && errno == EAGAIN);
 
     return (ret) ? -errno : 0;
diff --git a/libdrm/xf86mm.h b/libdrm/xf86mm.h
index b3822d4d..61978bc9 100644
--- a/libdrm/xf86mm.h
+++ b/libdrm/xf86mm.h
@@ -108,8 +108,8 @@ typedef struct _drmBO
     drm_bo_type_t type;
     unsigned handle;
     drm_u64_t mapHandle;
-    unsigned flags;
-    unsigned mask;
+    drm_u64_t flags;
+    drm_u64_t mask;
     unsigned mapFlags;
     unsigned long size;
     unsigned long offset;
@@ -117,6 +117,9 @@ typedef struct _drmBO
     unsigned replyFlags;
     unsigned fenceFlags;
     unsigned pageAlignment;
+    unsigned tileInfo;
+    unsigned hwTileStride;
+    unsigned desiredTileStride;
     void *virtual;
     void *mapVirtual;
     int mapCount;
@@ -127,7 +130,7 @@ typedef struct _drmBONode
 {
     drmMMListHead head;
     drmBO *buf;
-    drm_bo_arg_t bo_arg;
+    struct drm_bo_op_arg bo_arg;
     unsigned long arg0;
     unsigned long arg1;
 } drmBONode;
@@ -176,8 +179,8 @@ extern int drmBOCreateList(int numTarget, drmBOList *list);
  */
 
 extern int drmBOCreate(int fd, unsigned long start, unsigned long size,
-		       unsigned pageAlignment,void *user_buffer, 
-		       drm_bo_type_t type, unsigned mask,
+		       unsigned pageAlignment,void *user_buffer,
+		       drm_bo_type_t type, drm_u64_t mask,
 		       unsigned hint, drmBO *buf);
 extern int drmBODestroy(int fd, drmBO *buf);
 extern int drmBOReference(int fd, unsigned handle, drmBO *buf);
@@ -185,14 +188,14 @@ extern int drmBOUnReference(int fd, drmBO *buf);
 extern int drmBOMap(int fd, drmBO *buf, unsigned mapFlags, unsigned mapHint,
 		    void **address);
 extern int drmBOUnmap(int fd, drmBO *buf);
-extern int drmBOValidate(int fd, drmBO *buf, unsigned flags, unsigned mask, 
-			 unsigned hint);
+extern int drmBOValidate(int fd, drmBO *buf, drm_u64_t flags,
+			 drm_u64_t mask, unsigned hint);
+
 extern int drmBOFence(int fd, drmBO *buf, unsigned flags, unsigned fenceHandle);
 extern int drmBOInfo(int fd, drmBO *buf);
 extern int drmBOBusy(int fd, drmBO *buf, int *busy);
 
-
-extern int drmAddValidateItem(drmBOList *list, drmBO *buf, unsigned flags, 
+extern int drmAddValidateItem(drmBOList *list, drmBO *buf, unsigned flags,
 		       unsigned mask,
 		       int *newItem);
 extern int drmBOValidateList(int fd, drmBOList *list);
diff --git a/linux-core/drm_bo.c b/linux-core/drm_bo.c
index ab257825..2ce3dbca 100644
--- a/linux-core/drm_bo.c
+++ b/linux-core/drm_bo.c
@@ -202,8 +202,8 @@ static int drm_bo_handle_move_mem(drm_buffer_object_t * bo,
 	if ((bo->mem.mem_type == DRM_BO_MEM_LOCAL) && bo->ttm == NULL) {
 
 		drm_bo_mem_reg_t *old_mem = &bo->mem;
-		uint32_t save_flags = old_mem->flags;
-		uint32_t save_mask = old_mem->mask;
+		uint64_t save_flags = old_mem->flags;
+		uint64_t save_mask = old_mem->mask;
 
 		*old_mem = *mem;
 		mem->mm_node = NULL;
@@ -884,7 +884,7 @@ int drm_bo_mem_space(drm_buffer_object_t * bo,
 EXPORT_SYMBOL(drm_bo_mem_space);
 
 static int drm_bo_new_mask(drm_buffer_object_t * bo,
-			   uint32_t new_mask, uint32_t hint)
+			   uint64_t new_mask, uint32_t hint)
 {
 	uint32_t new_props;
 
@@ -1076,7 +1076,7 @@ static int drm_bo_wait_unfenced(drm_buffer_object_t * bo, int no_wait,
  */
 
 static void drm_bo_fill_rep_arg(drm_buffer_object_t * bo,
-				drm_bo_arg_reply_t * rep)
+				struct drm_bo_info_rep *rep)
 {
 	rep->handle = bo->base.hash.key;
 	rep->flags = bo->mem.flags;
@@ -1104,7 +1104,7 @@ static void drm_bo_fill_rep_arg(drm_buffer_object_t * bo,
 
 static int drm_buffer_object_map(drm_file_t * priv, uint32_t handle,
 				 uint32_t map_flags, unsigned hint,
-				 drm_bo_arg_reply_t * rep)
+				 struct drm_bo_info_rep *rep)
 {
 	drm_buffer_object_t *bo;
 	drm_device_t *dev = priv->head->dev;
@@ -1351,7 +1351,8 @@ static int drm_bo_check_fake(drm_device_t * dev, drm_bo_mem_reg_t * mem)
 		return 0;
 	}
 
-	DRM_ERROR("Illegal fake buffer flags 0x%08x\n", mem->mask);
+	DRM_ERROR("Illegal fake buffer flags 0x%016llx\n",
+		  (unsigned long long) mem->mask);
 	return -EINVAL;
 }
 
@@ -1360,22 +1361,45 @@ static int drm_bo_check_fake(drm_device_t * dev, drm_bo_mem_reg_t * mem)
  */
 
 static int drm_buffer_object_validate(drm_buffer_object_t * bo,
+				      uint32_t fence_class,
 				      int move_unfenced, int no_wait)
 {
 	drm_device_t *dev = bo->dev;
 	drm_buffer_manager_t *bm = &dev->bm;
 	drm_bo_driver_t *driver = dev->driver->bo_driver;
+	uint32_t ftype;
 	int ret;
 
-	DRM_DEBUG("New flags 0x%08x, Old flags 0x%08x\n", bo->mem.mask,
-		  bo->mem.flags);
-	ret =
-	    driver->fence_type(bo, &bo->fence_class, &bo->fence_type);
+	DRM_DEBUG("New flags 0x%016llx, Old flags 0x%016llx\n",
+		  (unsigned long long) bo->mem.mask,
+		  (unsigned long long) bo->mem.flags);
+
+	ret = driver->fence_type(bo, &ftype);
+
 	if (ret) {
 		DRM_ERROR("Driver did not support given buffer permissions\n");
 		return ret;
 	}
 
+	/*
+	 * We're switching command submission mechanism,
+	 * or cannot simply rely on the hardware serializing for us.
+	 *
+	 * Wait for buffer idle.
+	 */
+
+	if ((fence_class != bo->fence_class) ||
+	    ((ftype ^ bo->fence_type) & bo->fence_type)) {
+
+		ret = drm_bo_wait(bo, 0, 0, no_wait);
+
+		if (ret)
+			return ret;
+
+	}
+	
+	bo->fence_class = fence_class;
+	bo->fence_type = ftype;
 	ret = drm_bo_wait_unmapped(bo, no_wait);
 	if (ret)
 		return ret;
@@ -1465,9 +1489,11 @@ static int drm_buffer_object_validate(drm_buffer_object_t * bo,
 	return 0;
 }
 
-static int drm_bo_handle_validate(drm_file_t * priv, uint32_t handle,
-				  uint32_t flags, uint32_t mask, uint32_t hint,
-				  drm_bo_arg_reply_t * rep)
+static int drm_bo_handle_validate(drm_file_t * priv,
+				  uint32_t handle,
+				  uint32_t fence_class,
+				  uint64_t flags, uint64_t mask, uint32_t hint,
+				  struct drm_bo_info_rep *rep)
 {
 	struct drm_device *dev = priv->head->dev;
 	drm_buffer_object_t *bo;
@@ -1493,7 +1519,8 @@ static int drm_bo_handle_validate(drm_file_t * priv, uint32_t handle,
 		goto out;
 
 	ret =
-	    drm_buffer_object_validate(bo, !(hint & DRM_BO_HINT_DONT_FENCE),
+	    drm_buffer_object_validate(bo, fence_class,
+				       !(hint & DRM_BO_HINT_DONT_FENCE),
 				       no_wait);
 	drm_bo_fill_rep_arg(bo, rep);
 
@@ -1505,8 +1532,8 @@ static int drm_bo_handle_validate(drm_file_t * priv, uint32_t handle,
 	return ret;
 }
 
-static int drm_bo_handle_info(drm_file_t * priv, uint32_t handle,
-			      drm_bo_arg_reply_t * rep)
+static int drm_bo_handle_info(drm_file_t *priv, uint32_t handle,
+			      struct drm_bo_info_rep *rep)
 {
 	struct drm_device *dev = priv->head->dev;
 	drm_buffer_object_t *bo;
@@ -1527,8 +1554,9 @@ static int drm_bo_handle_info(drm_file_t * priv, uint32_t handle,
 	return 0;
 }
 
-static int drm_bo_handle_wait(drm_file_t * priv, uint32_t handle,
-			      uint32_t hint, drm_bo_arg_reply_t * rep)
+static int drm_bo_handle_wait(drm_file_t *priv, uint32_t handle,
+			      uint32_t hint,
+			      struct drm_bo_info_rep *rep)
 {
 	struct drm_device *dev = priv->head->dev;
 	drm_buffer_object_t *bo;
@@ -1562,7 +1590,7 @@ static int drm_bo_handle_wait(drm_file_t * priv, uint32_t handle,
 int drm_buffer_object_create(drm_device_t *dev,
 			     unsigned long size,
 			     drm_bo_type_t type,
-			     uint32_t mask,
+			     uint64_t mask,
 			     uint32_t hint,
 			     uint32_t page_alignment,
 			     unsigned long buffer_start,
@@ -1614,8 +1642,8 @@ int drm_buffer_object_create(drm_device_t *dev,
 		bo->buffer_start = buffer_start;
 	}
 	bo->priv_flags = 0;
-	bo->mem.flags = 0;
-	bo->mem.mask = 0;
+	bo->mem.flags = 0ULL;
+	bo->mem.mask = 0ULL;
 	atomic_inc(&bm->count);
 	ret = drm_bo_new_mask(bo, mask, hint);
 
@@ -1629,7 +1657,7 @@ int drm_buffer_object_create(drm_device_t *dev,
 		if (ret)
 			goto out_err;
 	}
-	ret = drm_buffer_object_validate(bo, 0, hint & DRM_BO_HINT_DONT_BLOCK);
+	ret = drm_buffer_object_validate(bo, 0, 0, hint & DRM_BO_HINT_DONT_BLOCK);
 	if (ret)
 		goto out_err;
 
@@ -1671,15 +1699,14 @@ static int drm_bo_lock_test(drm_device_t * dev, struct file *filp)
 	return 0;
 }
 
-int drm_bo_ioctl(DRM_IOCTL_ARGS)
+int drm_bo_op_ioctl(DRM_IOCTL_ARGS)
 {
 	DRM_DEVICE;
-	drm_bo_arg_t arg;
-	drm_bo_arg_request_t *req = &arg.d.req;
-	drm_bo_arg_reply_t rep;
+	struct drm_bo_op_arg arg;
+	struct drm_bo_op_req *req = &arg.d.req;
+	struct drm_bo_info_rep rep;
 	unsigned long next;
-	drm_user_object_t *uo;
-	drm_buffer_object_t *entry;
+	int ret;
 
 	if (!dev->bm.initialized) {
 		DRM_ERROR("Buffer object manager is not initialized.\n");
@@ -1694,97 +1721,29 @@ int drm_bo_ioctl(DRM_IOCTL_ARGS)
 			continue;
 		}
 
-		rep.ret = 0;
+		ret = 0;
 		switch (req->op) {
-		case drm_bo_create:
-			rep.ret = drm_bo_lock_test(dev, filp);
-			if (rep.ret)
-				break;	
-			rep.ret =
-			    drm_buffer_object_create(priv->head->dev,
-						     req->size,
-						     req->type,
-						     req->mask,
-						     req->hint,
-						     req->page_alignment,
-						     req->buffer_start, &entry);
-			if (rep.ret)
-				break;
-
-			rep.ret =
-			    drm_bo_add_user_object(priv, entry,
-						   req->
-						   mask &
-						   DRM_BO_FLAG_SHAREABLE);
-			if (rep.ret)
-				drm_bo_usage_deref_unlocked(&entry);
-
-			if (rep.ret)
-				break;
-
-			mutex_lock(&entry->mutex);
-			drm_bo_fill_rep_arg(entry, &rep);
-			mutex_unlock(&entry->mutex);
-			break;
-		case drm_bo_unmap:
-			rep.ret = drm_buffer_object_unmap(priv, req->handle);
-			break;
-		case drm_bo_map:
-			rep.ret = drm_buffer_object_map(priv, req->handle,
-							req->mask,
-							req->hint, &rep);
-			break;
-		case drm_bo_destroy:
-			mutex_lock(&dev->struct_mutex);
-			uo = drm_lookup_user_object(priv, req->handle);
-			if (!uo || (uo->type != drm_buffer_type)
-			    || uo->owner != priv) {
-				mutex_unlock(&dev->struct_mutex);
-				rep.ret = -EINVAL;
-				break;
-			}
-			rep.ret = drm_remove_user_object(priv, uo);
-			mutex_unlock(&dev->struct_mutex);
-			break;
-		case drm_bo_reference:
-			rep.ret = drm_user_object_ref(priv, req->handle,
-						      drm_buffer_type, &uo);
-			if (rep.ret)
-				break;
-
-			rep.ret = drm_bo_handle_info(priv, req->handle, &rep);
-			break;
-		case drm_bo_unreference:
-			rep.ret = drm_user_object_unref(priv, req->handle,
-							drm_buffer_type);
-			break;
 		case drm_bo_validate:
-			rep.ret = drm_bo_lock_test(dev, filp);
-
-			if (rep.ret)
+			ret = drm_bo_lock_test(dev, filp);
+			if (ret)
 				break;
-			rep.ret =
-			    drm_bo_handle_validate(priv, req->handle, req->mask,
-						   req->arg_handle, req->hint,
-						   &rep);
+			ret = drm_bo_handle_validate(priv, req->bo_req.handle,
+						     req->bo_req.fence_class,
+						     req->bo_req.flags,
+						     req->bo_req.mask,
+						     req->bo_req.hint,
+						     &rep);
 			break;
 		case drm_bo_fence:
-			rep.ret = drm_bo_lock_test(dev, filp);
-			if (rep.ret)
-				break;
-			 /**/ break;
-		case drm_bo_info:
-			rep.ret = drm_bo_handle_info(priv, req->handle, &rep);
-			break;
-		case drm_bo_wait_idle:
-			rep.ret = drm_bo_handle_wait(priv, req->handle,
-						     req->hint, &rep);
+			ret = -EINVAL;
+			DRM_ERROR("Function is not implemented yet.\n");
 			break;
 		case drm_bo_ref_fence:
-			rep.ret = -EINVAL;
+			ret = -EINVAL;
 			DRM_ERROR("Function is not implemented yet.\n");
+			break;
 		default:
-			rep.ret = -EINVAL;
+			ret = -EINVAL;
 		}
 		next = arg.next;
 
@@ -1792,17 +1751,221 @@ int drm_bo_ioctl(DRM_IOCTL_ARGS)
 		 * A signal interrupted us. Make sure the ioctl is restartable.
 		 */
 
-		if (rep.ret == -EAGAIN)
+		if (ret == -EAGAIN)
 			return -EAGAIN;
 
 		arg.handled = 1;
-		arg.d.rep = rep;
+		arg.d.rep.ret = ret;
+		arg.d.rep.bo_info = rep;
 		DRM_COPY_TO_USER_IOCTL((void __user *)data, arg, sizeof(arg));
 		data = next;
 	} while (data);
 	return 0;
 }
 
+int drm_bo_create_ioctl(DRM_IOCTL_ARGS)
+{
+	DRM_DEVICE;
+	struct drm_bo_create_arg arg;
+	struct drm_bo_create_req *req = &arg.d.req;
+	struct drm_bo_info_rep *rep = &arg.d.rep;
+	drm_buffer_object_t *entry;
+	int ret = 0;
+
+	if (!dev->bm.initialized) {
+		DRM_ERROR("Buffer object manager is not initialized.\n");
+		return -EINVAL;
+	}
+
+	DRM_COPY_FROM_USER_IOCTL(arg, (void __user *)data, sizeof(arg));
+	
+	ret = drm_bo_lock_test(dev, filp);
+	if (ret)
+		goto out;
+
+	ret = drm_buffer_object_create(priv->head->dev,
+				       req->size, req->type, req->mask,
+				       req->hint, req->page_alignment,
+				       req->buffer_start, &entry);
+	if (ret)
+		goto out;
+	
+	ret = drm_bo_add_user_object(priv, entry,
+				     req->mask & DRM_BO_FLAG_SHAREABLE);
+	if (ret) {
+		drm_bo_usage_deref_unlocked(&entry);
+		goto out;
+	}
+	
+	mutex_lock(&entry->mutex);
+	drm_bo_fill_rep_arg(entry, rep);
+	mutex_unlock(&entry->mutex);
+
+	DRM_COPY_TO_USER_IOCTL((void __user *)data, arg, sizeof(arg));
+out:
+	return ret;
+}
+
+
+int drm_bo_destroy_ioctl(DRM_IOCTL_ARGS)
+{
+	DRM_DEVICE;
+	struct drm_bo_handle_arg arg;
+	drm_user_object_t *uo;
+	int ret = 0;
+
+	if (!dev->bm.initialized) {
+		DRM_ERROR("Buffer object manager is not initialized.\n");
+		return -EINVAL;
+	}
+
+	DRM_COPY_FROM_USER_IOCTL(arg, (void __user *)data, sizeof(arg));
+
+	mutex_lock(&dev->struct_mutex);
+	uo = drm_lookup_user_object(priv, arg.handle);
+	if (!uo || (uo->type != drm_buffer_type) || uo->owner != priv) {
+		mutex_unlock(&dev->struct_mutex);
+		return -EINVAL;
+	}
+	ret = drm_remove_user_object(priv, uo);
+	mutex_unlock(&dev->struct_mutex);
+	
+	return ret;
+}
+
+int drm_bo_map_ioctl(DRM_IOCTL_ARGS)
+{
+	DRM_DEVICE;
+	struct drm_bo_map_wait_idle_arg arg;
+	struct drm_bo_info_req *req = &arg.d.req;
+	struct drm_bo_info_rep *rep = &arg.d.rep;
+	int ret;
+	if (!dev->bm.initialized) {
+		DRM_ERROR("Buffer object manager is not initialized.\n");
+		return -EINVAL;
+	}
+
+	DRM_COPY_FROM_USER_IOCTL(arg, (void __user *)data, sizeof(arg));
+
+	ret = drm_buffer_object_map(priv, req->handle, req->mask,
+				    req->hint, rep);
+	if (ret)
+		return ret;
+
+	DRM_COPY_TO_USER_IOCTL((void __user *)data, arg, sizeof(arg));
+	return 0;
+}
+
+int drm_bo_unmap_ioctl(DRM_IOCTL_ARGS)
+{
+	DRM_DEVICE;
+	struct drm_bo_handle_arg arg;
+	int ret;
+	if (!dev->bm.initialized) {
+		DRM_ERROR("Buffer object manager is not initialized.\n");
+		return -EINVAL;
+	}
+
+	DRM_COPY_FROM_USER_IOCTL(arg, (void __user *)data, sizeof(arg));
+
+	ret = drm_buffer_object_unmap(priv, arg.handle);
+	return ret;
+}
+
+
+int drm_bo_reference_ioctl(DRM_IOCTL_ARGS)
+{
+	DRM_DEVICE;
+	struct drm_bo_reference_info_arg arg;
+	struct drm_bo_handle_arg *req = &arg.d.req;
+	struct drm_bo_info_rep *rep = &arg.d.rep;
+	drm_user_object_t *uo;
+	int ret;
+
+	if (!dev->bm.initialized) {
+		DRM_ERROR("Buffer object manager is not initialized.\n");
+		return -EINVAL;
+	}
+
+	DRM_COPY_FROM_USER_IOCTL(arg, (void __user *)data, sizeof(arg));
+
+	ret = drm_user_object_ref(priv, req->handle,
+				  drm_buffer_type, &uo);
+	if (ret)
+		return ret;
+	
+	ret = drm_bo_handle_info(priv, req->handle, rep);
+	if (ret)
+		return ret;
+
+	DRM_COPY_TO_USER_IOCTL((void __user *)data, arg, sizeof(arg));
+	return 0;
+}
+
+int drm_bo_unreference_ioctl(DRM_IOCTL_ARGS)
+{
+	DRM_DEVICE;
+	struct drm_bo_handle_arg arg;
+	int ret = 0;
+
+	if (!dev->bm.initialized) {
+		DRM_ERROR("Buffer object manager is not initialized.\n");
+		return -EINVAL;
+	}
+
+	DRM_COPY_FROM_USER_IOCTL(arg, (void __user *)data, sizeof(arg));
+
+	ret = drm_user_object_unref(priv, arg.handle, drm_buffer_type);
+	return ret;
+}
+
+int drm_bo_info_ioctl(DRM_IOCTL_ARGS)
+{
+	DRM_DEVICE;
+	struct drm_bo_reference_info_arg arg;
+	struct drm_bo_handle_arg *req = &arg.d.req;
+	struct drm_bo_info_rep *rep = &arg.d.rep;
+	int ret;
+
+	if (!dev->bm.initialized) {
+		DRM_ERROR("Buffer object manager is not initialized.\n");
+		return -EINVAL;
+	}
+
+	DRM_COPY_FROM_USER_IOCTL(arg, (void __user *)data, sizeof(arg));
+
+	ret = drm_bo_handle_info(priv, req->handle, rep);
+	if (ret)
+		return ret;
+	DRM_COPY_TO_USER_IOCTL((void __user *)data, arg, sizeof(arg));
+	return 0;
+}
+
+int drm_bo_wait_idle_ioctl(DRM_IOCTL_ARGS)
+{
+	DRM_DEVICE;
+	struct drm_bo_map_wait_idle_arg arg;
+	struct drm_bo_info_req *req = &arg.d.req;
+	struct drm_bo_info_rep *rep = &arg.d.rep;
+	int ret;
+	if (!dev->bm.initialized) {
+		DRM_ERROR("Buffer object manager is not initialized.\n");
+		return -EINVAL;
+	}
+
+	DRM_COPY_FROM_USER_IOCTL(arg, (void __user *)data, sizeof(arg));
+
+	ret = drm_bo_handle_wait(priv, req->handle,
+				 req->hint, rep);
+	if (ret)
+		return ret;
+
+	DRM_COPY_TO_USER_IOCTL((void __user *)data, arg, sizeof(arg));
+	return 0;
+}
+
+
+
 /**
  *Clean the unfenced list and put on regular LRU.
  *This is part of the memory manager cleanup and should only be
@@ -2175,11 +2338,67 @@ EXPORT_SYMBOL(drm_bo_driver_init);
 int drm_mm_init_ioctl(DRM_IOCTL_ARGS)
 {
 	DRM_DEVICE;
+	struct drm_mm_init_arg arg;
+	drm_buffer_manager_t *bm = &dev->bm;
+	drm_bo_driver_t *driver = dev->driver->bo_driver;
+	int ret;
 
-	int ret = 0;
-	drm_mm_init_arg_t arg;
+	if (!driver) {
+		DRM_ERROR("Buffer objects are not supported by this driver\n");
+		return -EINVAL;
+	}
+
+	DRM_COPY_FROM_USER_IOCTL(arg, (void __user *)data, sizeof(arg));
+	ret = -EINVAL;
+	if (arg.magic != DRM_BO_INIT_MAGIC) {
+		DRM_ERROR("You are using an old libdrm that is not compatible with\n"
+			  "\tthe kernel DRM module. Please upgrade your libdrm.\n");
+		return -EINVAL;
+	}
+	if (arg.major != DRM_BO_INIT_MAJOR) {
+		DRM_ERROR("libdrm and kernel DRM buffer object interface major\n"
+			  "\tversion don't match. Got %d, expected %d,\n",
+			  arg.major, DRM_BO_INIT_MAJOR);
+		return -EINVAL;
+	}
+	if (arg.minor > DRM_BO_INIT_MINOR) {
+		DRM_ERROR("libdrm expects a newer DRM buffer object interface.\n"
+			  "\tlibdrm buffer object interface version is %d.%d.\n"
+			  "\tkernel DRM buffer object interface version is %d.%d\n",
+			  arg.major, arg.minor, DRM_BO_INIT_MAJOR, DRM_BO_INIT_MINOR);
+		return -EINVAL;
+	}
+
+	mutex_lock(&dev->bm.init_mutex);
+	mutex_lock(&dev->struct_mutex);
+	if (!bm->initialized) {
+		DRM_ERROR("DRM memory manager was not initialized.\n");
+		goto out;
+	}
+	if (arg.mem_type == 0) {
+		DRM_ERROR("System memory buffers already initialized.\n");
+		goto out;
+	}
+	ret = drm_bo_init_mm(dev, arg.mem_type,
+			     arg.p_offset, arg.p_size);
+
+out:
+	mutex_unlock(&dev->struct_mutex);
+	mutex_unlock(&dev->bm.init_mutex);
+	if (ret)
+		return ret;
+
+	DRM_COPY_TO_USER_IOCTL((void __user *)data, arg, sizeof(arg));
+	return 0;
+}
+
+int drm_mm_takedown_ioctl(DRM_IOCTL_ARGS)
+{
+	DRM_DEVICE;
+	struct drm_mm_type_arg arg;
 	drm_buffer_manager_t *bm = &dev->bm;
 	drm_bo_driver_t *driver = dev->driver->bo_driver;
+	int ret;
 
 	if (!driver) {
 		DRM_ERROR("Buffer objects are not supported by this driver\n");
@@ -2188,59 +2407,78 @@ int drm_mm_init_ioctl(DRM_IOCTL_ARGS)
 
 	DRM_COPY_FROM_USER_IOCTL(arg, (void __user *)data, sizeof(arg));
 
-	switch (arg.req.op) {
-	case mm_init:
-		ret = -EINVAL;
-		mutex_lock(&dev->bm.init_mutex);
-		mutex_lock(&dev->struct_mutex);
-		if (!bm->initialized) {
-			DRM_ERROR("DRM memory manager was not initialized.\n");
-			break;
-		}
-		if (arg.req.mem_type == 0) {
-			DRM_ERROR
-			    ("System memory buffers already initialized.\n");
-			break;
-		}
-		ret = drm_bo_init_mm(dev, arg.req.mem_type,
-				     arg.req.p_offset, arg.req.p_size);
-		break;
-	case mm_takedown:
-		LOCK_TEST_WITH_RETURN(dev, filp);
-		mutex_lock(&dev->bm.init_mutex);
-		mutex_lock(&dev->struct_mutex);
-		ret = -EINVAL;
-		if (!bm->initialized) {
-			DRM_ERROR("DRM memory manager was not initialized\n");
-			break;
-		}
-		if (arg.req.mem_type == 0) {
-			DRM_ERROR("No takedown for System memory buffers.\n");
-			break;
-		}
-		ret = 0;
-		if (drm_bo_clean_mm(dev, arg.req.mem_type)) {
-			DRM_ERROR("Memory manager type %d not clean. "
-				  "Delaying takedown\n", arg.req.mem_type);
-		}
-		break;
-	case mm_lock:
-		LOCK_TEST_WITH_RETURN(dev, filp);
-		mutex_lock(&dev->bm.init_mutex);
-		mutex_lock(&dev->struct_mutex);
-		ret = drm_bo_lock_mm(dev, arg.req.mem_type);
-		break;
-	case mm_unlock:
-		LOCK_TEST_WITH_RETURN(dev, filp);
-		mutex_lock(&dev->bm.init_mutex);
-		mutex_lock(&dev->struct_mutex);
-		ret = 0;
-		break;
-	default:
-		DRM_ERROR("Function not implemented yet\n");
+	LOCK_TEST_WITH_RETURN(dev, filp);
+	mutex_lock(&dev->bm.init_mutex);
+	mutex_lock(&dev->struct_mutex);
+	ret = -EINVAL;
+	if (!bm->initialized) {
+		DRM_ERROR("DRM memory manager was not initialized\n");
+		goto out;
+	}
+	if (arg.mem_type == 0) {
+		DRM_ERROR("No takedown for System memory buffers.\n");
+		goto out;
+	}
+	ret = 0;
+	if (drm_bo_clean_mm(dev, arg.mem_type)) {
+		DRM_ERROR("Memory manager type %d not clean. "
+			  "Delaying takedown\n", arg.mem_type);
+	}
+out:
+	mutex_unlock(&dev->struct_mutex);
+	mutex_unlock(&dev->bm.init_mutex);
+	if (ret)
+		return ret;
+
+	DRM_COPY_TO_USER_IOCTL((void __user *)data, arg, sizeof(arg));
+	return 0;
+}
+
+int drm_mm_lock_ioctl(DRM_IOCTL_ARGS)
+{
+	DRM_DEVICE;
+	struct drm_mm_type_arg arg;
+	drm_bo_driver_t *driver = dev->driver->bo_driver;
+	int ret;
+
+	if (!driver) {
+		DRM_ERROR("Buffer objects are not supported by this driver\n");
+		return -EINVAL;
+	}
+
+	DRM_COPY_FROM_USER_IOCTL(arg, (void __user *)data, sizeof(arg));
+
+	LOCK_TEST_WITH_RETURN(dev, filp);
+	mutex_lock(&dev->bm.init_mutex);
+	mutex_lock(&dev->struct_mutex);
+	ret = drm_bo_lock_mm(dev, arg.mem_type);
+	mutex_unlock(&dev->struct_mutex);
+	mutex_unlock(&dev->bm.init_mutex);
+	if (ret)
+		return ret;
+
+	DRM_COPY_TO_USER_IOCTL((void __user *)data, arg, sizeof(arg));
+	return 0;
+}
+
+int drm_mm_unlock_ioctl(DRM_IOCTL_ARGS)
+{
+	DRM_DEVICE;
+	struct drm_mm_type_arg arg;
+	drm_bo_driver_t *driver = dev->driver->bo_driver;
+	int ret;
+
+	if (!driver) {
+		DRM_ERROR("Buffer objects are not supported by this driver\n");
 		return -EINVAL;
 	}
 
+	DRM_COPY_FROM_USER_IOCTL(arg, (void __user *)data, sizeof(arg));
+	LOCK_TEST_WITH_RETURN(dev, filp);
+	mutex_lock(&dev->bm.init_mutex);
+	mutex_lock(&dev->struct_mutex);
+	ret = 0;
+
 	mutex_unlock(&dev->struct_mutex);
 	mutex_unlock(&dev->bm.init_mutex);
 	if (ret)
diff --git a/linux-core/drm_compat.c b/linux-core/drm_compat.c
index 08d20d06..5d1d62fa 100644
--- a/linux-core/drm_compat.c
+++ b/linux-core/drm_compat.c
@@ -196,7 +196,8 @@ static int vm_insert_pfn(struct vm_area_struct *vma, unsigned long addr,
 	return ret;
 }
 
-static struct page *drm_bo_vm_fault(struct vm_area_struct *vma, 
+
+static struct page *drm_bo_vm_fault(struct vm_area_struct *vma,
 				    struct fault_data *data)
 {
 	unsigned long address = data->address;
diff --git a/linux-core/drm_drv.c b/linux-core/drm_drv.c
index 0d446a12..30200ca4 100644
--- a/linux-core/drm_drv.c
+++ b/linux-core/drm_drv.c
@@ -117,12 +117,43 @@ static drm_ioctl_desc_t drm_ioctls[] = {
 	[DRM_IOCTL_NR(DRM_IOCTL_SG_FREE)] = {drm_sg_free, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY},
 
 	[DRM_IOCTL_NR(DRM_IOCTL_WAIT_VBLANK)] = {drm_wait_vblank, 0},
-	[DRM_IOCTL_NR(DRM_IOCTL_FENCE)] = {drm_fence_ioctl, DRM_AUTH},
-	[DRM_IOCTL_NR(DRM_IOCTL_BUFOBJ)] = {drm_bo_ioctl, DRM_AUTH},
+
+	//	[DRM_IOCTL_NR(DRM_IOCTL_BUFOBJ)] = {drm_bo_ioctl, DRM_AUTH},
+
+	[DRM_IOCTL_NR(DRM_IOCTL_UPDATE_DRAW)] = {drm_update_drawable_info, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY},
+
+
 	[DRM_IOCTL_NR(DRM_IOCTL_MM_INIT)] = {drm_mm_init_ioctl, 
 					     DRM_AUTH },
+	[DRM_IOCTL_NR(DRM_IOCTL_MM_TAKEDOWN)] = {drm_mm_takedown_ioctl, 
+					     DRM_AUTH },
+	[DRM_IOCTL_NR(DRM_IOCTL_MM_LOCK)] = {drm_mm_lock_ioctl, 
+					     DRM_AUTH },
+	[DRM_IOCTL_NR(DRM_IOCTL_MM_UNLOCK)] = {drm_mm_unlock_ioctl, 
+					     DRM_AUTH },
+
+	[DRM_IOCTL_NR(DRM_IOCTL_FENCE_CREATE)] = {drm_fence_create_ioctl, DRM_AUTH},
+	[DRM_IOCTL_NR(DRM_IOCTL_FENCE_DESTROY)] = {drm_fence_destroy_ioctl, DRM_AUTH},
+	[DRM_IOCTL_NR(DRM_IOCTL_FENCE_REFERENCE)] = {drm_fence_reference_ioctl, DRM_AUTH},
+	[DRM_IOCTL_NR(DRM_IOCTL_FENCE_UNREFERENCE)] = {drm_fence_unreference_ioctl, DRM_AUTH},
+	[DRM_IOCTL_NR(DRM_IOCTL_FENCE_SIGNALED)] = {drm_fence_signaled_ioctl, DRM_AUTH},
+	[DRM_IOCTL_NR(DRM_IOCTL_FENCE_FLUSH)] = {drm_fence_flush_ioctl, DRM_AUTH},
+	[DRM_IOCTL_NR(DRM_IOCTL_FENCE_WAIT)] = {drm_fence_wait_ioctl, DRM_AUTH},
+	[DRM_IOCTL_NR(DRM_IOCTL_FENCE_EMIT)] = {drm_fence_emit_ioctl, DRM_AUTH},
+	[DRM_IOCTL_NR(DRM_IOCTL_FENCE_BUFFERS)] = {drm_fence_buffers_ioctl, DRM_AUTH},
+
+	[DRM_IOCTL_NR(DRM_IOCTL_BO_CREATE)] = {drm_bo_create_ioctl, DRM_AUTH},
+	[DRM_IOCTL_NR(DRM_IOCTL_BO_DESTROY)] = {drm_bo_destroy_ioctl, DRM_AUTH},
+	[DRM_IOCTL_NR(DRM_IOCTL_BO_MAP)] = {drm_bo_map_ioctl, DRM_AUTH},
+	[DRM_IOCTL_NR(DRM_IOCTL_BO_UNMAP)] = {drm_bo_unmap_ioctl, DRM_AUTH},
+	[DRM_IOCTL_NR(DRM_IOCTL_BO_REFERENCE)] = {drm_bo_reference_ioctl, DRM_AUTH},
+	[DRM_IOCTL_NR(DRM_IOCTL_BO_UNREFERENCE)] = {drm_bo_unreference_ioctl, DRM_AUTH},
+	[DRM_IOCTL_NR(DRM_IOCTL_BO_OP)] = {drm_bo_op_ioctl, DRM_AUTH},
+	[DRM_IOCTL_NR(DRM_IOCTL_BO_INFO)] = {drm_bo_info_ioctl, DRM_AUTH},
+	[DRM_IOCTL_NR(DRM_IOCTL_BO_WAIT_IDLE)] = {drm_bo_wait_idle_ioctl, DRM_AUTH},
+
+
 
-	[DRM_IOCTL_NR(DRM_IOCTL_UPDATE_DRAW)] = {drm_update_drawable_info, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY},
 };
 
 #define DRM_CORE_IOCTL_COUNT	ARRAY_SIZE( drm_ioctls )
diff --git a/linux-core/drm_fence.c b/linux-core/drm_fence.c
index 5215feb6..b6f14249 100644
--- a/linux-core/drm_fence.c
+++ b/linux-core/drm_fence.c
@@ -565,14 +565,13 @@ drm_fence_object_t *drm_lookup_fence_object(drm_file_t * priv, uint32_t handle)
 	return fence;
 }
 
-int drm_fence_ioctl(DRM_IOCTL_ARGS)
+int drm_fence_create_ioctl(DRM_IOCTL_ARGS)
 {
 	DRM_DEVICE;
 	int ret;
 	drm_fence_manager_t *fm = &dev->fm;
 	drm_fence_arg_t arg;
 	drm_fence_object_t *fence;
-	drm_user_object_t *uo;
 	unsigned long flags;
 	ret = 0;
 
@@ -582,92 +581,288 @@ int drm_fence_ioctl(DRM_IOCTL_ARGS)
 	}
 
 	DRM_COPY_FROM_USER_IOCTL(arg, (void __user *)data, sizeof(arg));
-	switch (arg.op) {
-	case drm_fence_create:
-		if (arg.flags & DRM_FENCE_FLAG_EMIT)
-			LOCK_TEST_WITH_RETURN(dev, filp);
-		ret = drm_fence_object_create(dev, arg.class,
-					      arg.type, arg.flags, &fence);
-		if (ret)
-			return ret;
-		ret = drm_fence_add_user_object(priv, fence,
-						arg.flags &
-						DRM_FENCE_FLAG_SHAREABLE);
-		if (ret) {
-			drm_fence_usage_deref_unlocked(&fence);
-			return ret;
-		}
-		arg.handle = fence->base.hash.key;
+	if (arg.flags & DRM_FENCE_FLAG_EMIT)
+		LOCK_TEST_WITH_RETURN(dev, filp);
+	ret = drm_fence_object_create(dev, arg.class,
+				      arg.type, arg.flags, &fence);
+	if (ret)
+		return ret;
+	ret = drm_fence_add_user_object(priv, fence,
+					arg.flags &
+					DRM_FENCE_FLAG_SHAREABLE);
+	if (ret) {
+		drm_fence_usage_deref_unlocked(&fence);
+		return ret;
+	}
+	
+	/*
+	 * usage > 0. No need to lock dev->struct_mutex;
+	 */
+	
+	atomic_inc(&fence->usage);
+	arg.handle = fence->base.hash.key;
 
-		break;
-	case drm_fence_destroy:
-		mutex_lock(&dev->struct_mutex);
-		uo = drm_lookup_user_object(priv, arg.handle);
-		if (!uo || (uo->type != drm_fence_type) || uo->owner != priv) {
-			mutex_unlock(&dev->struct_mutex);
-			return -EINVAL;
-		}
-		ret = drm_remove_user_object(priv, uo);
+	read_lock_irqsave(&fm->lock, flags);
+	arg.class = fence->class;
+	arg.type = fence->type;
+	arg.signaled = fence->signaled;
+	read_unlock_irqrestore(&fm->lock, flags);
+	drm_fence_usage_deref_unlocked(&fence);
+
+	DRM_COPY_TO_USER_IOCTL((void __user *)data, arg, sizeof(arg));
+	return ret;
+}
+
+int drm_fence_destroy_ioctl(DRM_IOCTL_ARGS)
+{
+	DRM_DEVICE;
+	int ret;
+	drm_fence_manager_t *fm = &dev->fm;
+	drm_fence_arg_t arg;
+	drm_user_object_t *uo;
+	ret = 0;
+
+	if (!fm->initialized) {
+		DRM_ERROR("The DRM driver does not support fencing.\n");
+		return -EINVAL;
+	}
+
+	DRM_COPY_FROM_USER_IOCTL(arg, (void __user *)data, sizeof(arg));
+
+	mutex_lock(&dev->struct_mutex);
+	uo = drm_lookup_user_object(priv, arg.handle);
+	if (!uo || (uo->type != drm_fence_type) || uo->owner != priv) {
 		mutex_unlock(&dev->struct_mutex);
+		return -EINVAL;
+	}
+	ret = drm_remove_user_object(priv, uo);
+	mutex_unlock(&dev->struct_mutex);
+	return ret;
+}
+
+
+int drm_fence_reference_ioctl(DRM_IOCTL_ARGS)
+{
+	DRM_DEVICE;
+	int ret;
+	drm_fence_manager_t *fm = &dev->fm;
+	drm_fence_arg_t arg;
+	drm_fence_object_t *fence;
+	drm_user_object_t *uo;
+	unsigned long flags;
+	ret = 0;
+
+	if (!fm->initialized) {
+		DRM_ERROR("The DRM driver does not support fencing.\n");
+		return -EINVAL;
+	}
+
+	DRM_COPY_FROM_USER_IOCTL(arg, (void __user *)data, sizeof(arg));
+	ret = drm_user_object_ref(priv, arg.handle, drm_fence_type, &uo);
+	if (ret)
 		return ret;
-	case drm_fence_reference:
-		ret =
-		    drm_user_object_ref(priv, arg.handle, drm_fence_type, &uo);
-		if (ret)
-			return ret;
-		fence = drm_lookup_fence_object(priv, arg.handle);
-		break;
-	case drm_fence_unreference:
-		ret = drm_user_object_unref(priv, arg.handle, drm_fence_type);
-		return ret;
-	case drm_fence_signaled:
-		fence = drm_lookup_fence_object(priv, arg.handle);
-		if (!fence)
-			return -EINVAL;
-		break;
-	case drm_fence_flush:
-		fence = drm_lookup_fence_object(priv, arg.handle);
-		if (!fence)
-			return -EINVAL;
-		ret = drm_fence_object_flush(fence, arg.type);
-		break;
-	case drm_fence_wait:
-		fence = drm_lookup_fence_object(priv, arg.handle);
-		if (!fence)
-			return -EINVAL;
-		ret =
-		    drm_fence_object_wait(fence,
-					  arg.flags & DRM_FENCE_FLAG_WAIT_LAZY,
-					  0, arg.type);
-		break;
-	case drm_fence_emit:
-		LOCK_TEST_WITH_RETURN(dev, filp);
-		fence = drm_lookup_fence_object(priv, arg.handle);
-		if (!fence)
-			return -EINVAL;
-		ret = drm_fence_object_emit(fence, arg.flags, arg.class,
-					    arg.type);
-		break;
-	case drm_fence_buffers:
-		if (!dev->bm.initialized) {
-			DRM_ERROR("Buffer object manager is not initialized\n");
-			return -EINVAL;
-		}
-		LOCK_TEST_WITH_RETURN(dev, filp);
-		ret = drm_fence_buffer_objects(priv, NULL, arg.flags,
-					       NULL, &fence);
-		if (ret)
-			return ret;
-		ret = drm_fence_add_user_object(priv, fence,
-						arg.flags &
-						DRM_FENCE_FLAG_SHAREABLE);
-		if (ret)
-			return ret;
-		arg.handle = fence->base.hash.key;
-		break;
-	default:
+	fence = drm_lookup_fence_object(priv, arg.handle);
+
+	read_lock_irqsave(&fm->lock, flags);
+	arg.class = fence->class;
+	arg.type = fence->type;
+	arg.signaled = fence->signaled;
+	read_unlock_irqrestore(&fm->lock, flags);
+	drm_fence_usage_deref_unlocked(&fence);
+
+	DRM_COPY_TO_USER_IOCTL((void __user *)data, arg, sizeof(arg));
+	return ret;
+}
+
+
+int drm_fence_unreference_ioctl(DRM_IOCTL_ARGS)
+{
+	DRM_DEVICE;
+	int ret;
+	drm_fence_manager_t *fm = &dev->fm;
+	drm_fence_arg_t arg;
+	ret = 0;
+
+	if (!fm->initialized) {
+		DRM_ERROR("The DRM driver does not support fencing.\n");
+		return -EINVAL;
+	}
+
+	DRM_COPY_FROM_USER_IOCTL(arg, (void __user *)data, sizeof(arg));
+	return drm_user_object_unref(priv, arg.handle, drm_fence_type);
+}
+
+int drm_fence_signaled_ioctl(DRM_IOCTL_ARGS)
+{
+	DRM_DEVICE;
+	int ret;
+	drm_fence_manager_t *fm = &dev->fm;
+	drm_fence_arg_t arg;
+	drm_fence_object_t *fence;
+	unsigned long flags;
+	ret = 0;
+
+	if (!fm->initialized) {
+		DRM_ERROR("The DRM driver does not support fencing.\n");
+		return -EINVAL;
+	}
+
+	DRM_COPY_FROM_USER_IOCTL(arg, (void __user *)data, sizeof(arg));
+
+	fence = drm_lookup_fence_object(priv, arg.handle);
+	if (!fence)
+		return -EINVAL;
+
+	read_lock_irqsave(&fm->lock, flags);
+	arg.class = fence->class;
+	arg.type = fence->type;
+	arg.signaled = fence->signaled;
+	read_unlock_irqrestore(&fm->lock, flags);
+	drm_fence_usage_deref_unlocked(&fence);
+
+	DRM_COPY_TO_USER_IOCTL((void __user *)data, arg, sizeof(arg));
+	return ret;
+}
+
+int drm_fence_flush_ioctl(DRM_IOCTL_ARGS)
+{
+	DRM_DEVICE;
+	int ret;
+	drm_fence_manager_t *fm = &dev->fm;
+	drm_fence_arg_t arg;
+	drm_fence_object_t *fence;
+	unsigned long flags;
+	ret = 0;
+
+	if (!fm->initialized) {
+		DRM_ERROR("The DRM driver does not support fencing.\n");
 		return -EINVAL;
 	}
+
+	DRM_COPY_FROM_USER_IOCTL(arg, (void __user *)data, sizeof(arg));
+
+	fence = drm_lookup_fence_object(priv, arg.handle);
+	if (!fence)
+		return -EINVAL;
+	ret = drm_fence_object_flush(fence, arg.type);
+
+	read_lock_irqsave(&fm->lock, flags);
+	arg.class = fence->class;
+	arg.type = fence->type;
+	arg.signaled = fence->signaled;
+	read_unlock_irqrestore(&fm->lock, flags);
+	drm_fence_usage_deref_unlocked(&fence);
+
+	DRM_COPY_TO_USER_IOCTL((void __user *)data, arg, sizeof(arg));
+	return ret;
+}
+
+
+int drm_fence_wait_ioctl(DRM_IOCTL_ARGS)
+{
+	DRM_DEVICE;
+	int ret;
+	drm_fence_manager_t *fm = &dev->fm;
+	drm_fence_arg_t arg;
+	drm_fence_object_t *fence;
+	unsigned long flags;
+	ret = 0;
+
+	if (!fm->initialized) {
+		DRM_ERROR("The DRM driver does not support fencing.\n");
+		return -EINVAL;
+	}
+
+	DRM_COPY_FROM_USER_IOCTL(arg, (void __user *)data, sizeof(arg));
+
+	fence = drm_lookup_fence_object(priv, arg.handle);
+	if (!fence)
+		return -EINVAL;
+	ret = drm_fence_object_wait(fence,
+				    arg.flags & DRM_FENCE_FLAG_WAIT_LAZY,
+				    0, arg.type);
+
+	read_lock_irqsave(&fm->lock, flags);
+	arg.class = fence->class;
+	arg.type = fence->type;
+	arg.signaled = fence->signaled;
+	read_unlock_irqrestore(&fm->lock, flags);
+	drm_fence_usage_deref_unlocked(&fence);
+
+	DRM_COPY_TO_USER_IOCTL((void __user *)data, arg, sizeof(arg));
+	return ret;
+}
+
+
+int drm_fence_emit_ioctl(DRM_IOCTL_ARGS)
+{
+	DRM_DEVICE;
+	int ret;
+	drm_fence_manager_t *fm = &dev->fm;
+	drm_fence_arg_t arg;
+	drm_fence_object_t *fence;
+	unsigned long flags;
+	ret = 0;
+
+	if (!fm->initialized) {
+		DRM_ERROR("The DRM driver does not support fencing.\n");
+		return -EINVAL;
+	}
+
+	DRM_COPY_FROM_USER_IOCTL(arg, (void __user *)data, sizeof(arg));
+
+	LOCK_TEST_WITH_RETURN(dev, filp);
+	fence = drm_lookup_fence_object(priv, arg.handle);
+	if (!fence)
+		return -EINVAL;
+	ret = drm_fence_object_emit(fence, arg.flags, arg.class,
+				    arg.type);
+
+	read_lock_irqsave(&fm->lock, flags);
+	arg.class = fence->class;
+	arg.type = fence->type;
+	arg.signaled = fence->signaled;
+	read_unlock_irqrestore(&fm->lock, flags);
+	drm_fence_usage_deref_unlocked(&fence);
+
+	DRM_COPY_TO_USER_IOCTL((void __user *)data, arg, sizeof(arg));
+	return ret;
+}
+
+int drm_fence_buffers_ioctl(DRM_IOCTL_ARGS)
+{
+	DRM_DEVICE;
+	int ret;
+	drm_fence_manager_t *fm = &dev->fm;
+	drm_fence_arg_t arg;
+	drm_fence_object_t *fence;
+	unsigned long flags;
+	ret = 0;
+
+	if (!fm->initialized) {
+		DRM_ERROR("The DRM driver does not support fencing.\n");
+		return -EINVAL;
+	}
+
+	DRM_COPY_FROM_USER_IOCTL(arg, (void __user *)data, sizeof(arg));
+
+	if (!dev->bm.initialized) {
+		DRM_ERROR("Buffer object manager is not initialized\n");
+		return -EINVAL;
+	}
+	LOCK_TEST_WITH_RETURN(dev, filp);
+	ret = drm_fence_buffer_objects(priv, NULL, arg.flags,
+				       NULL, &fence);
+	if (ret)
+		return ret;
+	ret = drm_fence_add_user_object(priv, fence,
+					arg.flags &
+					DRM_FENCE_FLAG_SHAREABLE);
+	if (ret)
+		return ret;
+	atomic_inc(&fence->usage);
+	arg.handle = fence->base.hash.key;
+
 	read_lock_irqsave(&fm->lock, flags);
 	arg.class = fence->class;
 	arg.type = fence->type;
diff --git a/linux-core/drm_objects.h b/linux-core/drm_objects.h
index f82d6628..8b65f90a 100644
--- a/linux-core/drm_objects.h
+++ b/linux-core/drm_objects.h
@@ -212,8 +212,16 @@ extern int drm_fence_object_create(struct drm_device *dev, uint32_t type,
 				   drm_fence_object_t ** c_fence);
 extern int drm_fence_add_user_object(drm_file_t * priv,
 				     drm_fence_object_t * fence, int shareable);
-extern int drm_fence_ioctl(DRM_IOCTL_ARGS);
 
+extern int drm_fence_create_ioctl(DRM_IOCTL_ARGS);
+extern int drm_fence_destroy_ioctl(DRM_IOCTL_ARGS);
+extern int drm_fence_reference_ioctl(DRM_IOCTL_ARGS);
+extern int drm_fence_unreference_ioctl(DRM_IOCTL_ARGS);
+extern int drm_fence_signaled_ioctl(DRM_IOCTL_ARGS);
+extern int drm_fence_flush_ioctl(DRM_IOCTL_ARGS);
+extern int drm_fence_wait_ioctl(DRM_IOCTL_ARGS);
+extern int drm_fence_emit_ioctl(DRM_IOCTL_ARGS);
+extern int drm_fence_buffers_ioctl(DRM_IOCTL_ARGS);
 /**************************************************
  *TTMs
  */
@@ -314,8 +322,8 @@ typedef struct drm_bo_mem_reg {
 	unsigned long num_pages;
 	uint32_t page_alignment;
 	uint32_t mem_type;
-	uint32_t flags;
-	uint32_t mask;
+	uint64_t flags;
+	uint64_t mask;
 } drm_bo_mem_reg_t;
 
 typedef struct drm_buffer_object {
@@ -416,8 +424,8 @@ typedef struct drm_bo_driver {
 	uint32_t num_mem_busy_prio;
 	drm_ttm_backend_t *(*create_ttm_backend_entry)
 	 (struct drm_device * dev);
-	int (*fence_type) (struct drm_buffer_object *bo, uint32_t * class, uint32_t * type);
-	int (*invalidate_caches) (struct drm_device * dev, uint32_t flags);
+	int (*fence_type) (struct drm_buffer_object *bo, uint32_t * type);
+	int (*invalidate_caches) (struct drm_device * dev, uint64_t flags);
 	int (*init_mem_type) (struct drm_device * dev, uint32_t type,
 			      drm_mem_type_manager_t * man);
 	 uint32_t(*evict_mask) (struct drm_buffer_object *bo);
@@ -429,8 +437,21 @@ typedef struct drm_bo_driver {
  * buffer objects (drm_bo.c)
  */
 
-extern int drm_bo_ioctl(DRM_IOCTL_ARGS);
+extern int drm_bo_create_ioctl(DRM_IOCTL_ARGS);
+extern int drm_bo_destroy_ioctl(DRM_IOCTL_ARGS);
+extern int drm_bo_map_ioctl(DRM_IOCTL_ARGS);
+extern int drm_bo_unmap_ioctl(DRM_IOCTL_ARGS);
+extern int drm_bo_reference_ioctl(DRM_IOCTL_ARGS);
+extern int drm_bo_unreference_ioctl(DRM_IOCTL_ARGS);
+extern int drm_bo_wait_idle_ioctl(DRM_IOCTL_ARGS);
+extern int drm_bo_info_ioctl(DRM_IOCTL_ARGS);
+extern int drm_bo_op_ioctl(DRM_IOCTL_ARGS);
+
+
 extern int drm_mm_init_ioctl(DRM_IOCTL_ARGS);
+extern int drm_mm_takedown_ioctl(DRM_IOCTL_ARGS);
+extern int drm_mm_lock_ioctl(DRM_IOCTL_ARGS);
+extern int drm_mm_unlock_ioctl(DRM_IOCTL_ARGS);
 extern int drm_bo_driver_finish(struct drm_device *dev);
 extern int drm_bo_driver_init(struct drm_device *dev);
 extern int drm_bo_pci_offset(struct drm_device *dev,
diff --git a/linux-core/i915_buffer.c b/linux-core/i915_buffer.c
index 8589f467..2850fb94 100644
--- a/linux-core/i915_buffer.c
+++ b/linux-core/i915_buffer.c
@@ -38,9 +38,8 @@ drm_ttm_backend_t *i915_create_ttm_backend_entry(drm_device_t * dev)
 	return drm_agp_init_ttm(dev);
 }
 
-int i915_fence_types(drm_buffer_object_t *bo, uint32_t * class, uint32_t * type)
+int i915_fence_types(drm_buffer_object_t *bo, uint32_t * type)
 {
-	*class = 0;
 	if (bo->mem.flags & (DRM_BO_FLAG_READ | DRM_BO_FLAG_WRITE))
 		*type = 3;
 	else
@@ -48,7 +47,7 @@ int i915_fence_types(drm_buffer_object_t *bo, uint32_t * class, uint32_t * type)
 	return 0;
 }
 
-int i915_invalidate_caches(drm_device_t * dev, uint32_t flags)
+int i915_invalidate_caches(drm_device_t * dev, uint64_t flags)
 {
 	/*
 	 * FIXME: Only emit once per batchbuffer submission.
diff --git a/linux-core/via_buffer.c b/linux-core/via_buffer.c
index ebc8c371..86883998 100644
--- a/linux-core/via_buffer.c
+++ b/linux-core/via_buffer.c
@@ -37,14 +37,13 @@ drm_ttm_backend_t *via_create_ttm_backend_entry(drm_device_t * dev)
 	return drm_agp_init_ttm(dev);
 }
 
-int via_fence_types(drm_buffer_object_t *bo, uint32_t * class, uint32_t * type)
+int via_fence_types(drm_buffer_object_t *bo, uint32_t * type)
 {
-	*class = 0;
 	*type = 3;
 	return 0;
 }
 
-int via_invalidate_caches(drm_device_t * dev, uint32_t flags)
+int via_invalidate_caches(drm_device_t * dev, uint64_t flags)
 {
 	/*
 	 * FIXME: Invalidate texture caches here.
diff --git a/shared-core/drm.h b/shared-core/drm.h
index b4195419..e017c023 100644
--- a/shared-core/drm.h
+++ b/shared-core/drm.h
@@ -671,23 +671,13 @@ typedef struct drm_set_version {
 #define DRM_FENCE_TYPE_EXE                 0x00000001
 
 typedef struct drm_fence_arg {
-	unsigned handle;
-	int class;
-	unsigned type;
-	unsigned flags;
-	unsigned signaled;
-	unsigned expand_pad[4]; /*Future expansion */
-	enum {
-		drm_fence_create,
-		drm_fence_destroy,
-		drm_fence_reference,
-		drm_fence_unreference,
-		drm_fence_signaled,
-		drm_fence_flush,
-		drm_fence_wait,
-		drm_fence_emit,
-		drm_fence_buffers
-	} op;
+	unsigned int handle;
+	unsigned int class;
+	unsigned int type;
+	unsigned int flags;
+	unsigned int signaled;
+	unsigned int pad64;
+	drm_u64_t expand_pad[3]; /*Future expansion */
 } drm_fence_arg_t;
 
 /* Buffer permissions, referring to how the GPU uses the buffers.
@@ -696,9 +686,9 @@ typedef struct drm_fence_arg {
  *  a command (batch-) buffer is exe. Can be or-ed together.
  */
 
-#define DRM_BO_FLAG_READ        0x00000001
-#define DRM_BO_FLAG_WRITE       0x00000002
-#define DRM_BO_FLAG_EXE         0x00000004
+#define DRM_BO_FLAG_READ        (1ULL << 0)
+#define DRM_BO_FLAG_WRITE       (1ULL << 1)
+#define DRM_BO_FLAG_EXE         (1ULL << 2)
 
 /*
  * Status flags. Can be read to determine the actual state of a buffer.
@@ -711,25 +701,25 @@ typedef struct drm_fence_arg {
  * or lock.
  * Flags: Acknowledge
  */
-#define DRM_BO_FLAG_NO_EVICT    0x00000010
+#define DRM_BO_FLAG_NO_EVICT    (1ULL << 4)
 
 /*
  * Mask: Require that the buffer is placed in mappable memory when validated.
  *       If not set the buffer may or may not be in mappable memory when validated.
  * Flags: If set, the buffer is in mappable memory.
  */
-#define DRM_BO_FLAG_MAPPABLE 0x00000020
+#define DRM_BO_FLAG_MAPPABLE    (1ULL << 5)
 
 /* Mask: The buffer should be shareable with other processes.
  * Flags: The buffer is shareable with other processes.
  */
-#define DRM_BO_FLAG_SHAREABLE   0x00000040
+#define DRM_BO_FLAG_SHAREABLE   (1ULL << 6)
 
 /* Mask: If set, place the buffer in cache-coherent memory if available.
  *       If clear, never place the buffer in cache coherent memory if validated.
  * Flags: The buffer is currently in cache-coherent memory.
  */
-#define DRM_BO_FLAG_CACHED      0x00000080
+#define DRM_BO_FLAG_CACHED      (1ULL << 7)
 
 /* Mask: Make sure that every time this buffer is validated,
  *       it ends up on the same location provided that the memory mask is the same.
@@ -738,23 +728,23 @@ typedef struct drm_fence_arg {
  *       part of buffer manager shutdown or locking.
  * Flags: Acknowledge.
  */
-#define DRM_BO_FLAG_NO_MOVE     0x00000100
+#define DRM_BO_FLAG_NO_MOVE     (1ULL << 8)
 
 /* Mask: Make sure the buffer is in cached memory when mapped for reading.
  * Flags: Acknowledge.
  */
-#define DRM_BO_FLAG_READ_CACHED    0x00080000
+#define DRM_BO_FLAG_READ_CACHED    (1ULL << 19)
 
 /* Mask: Force DRM_BO_FLAG_CACHED flag strictly also if it is set.
  * Flags: Acknowledge.
  */
-#define DRM_BO_FLAG_FORCE_CACHING  0x00002000
+#define DRM_BO_FLAG_FORCE_CACHING  (1ULL << 13)
 
 /*
  * Mask: Force DRM_BO_FLAG_MAPPABLE flag strictly also if it is clear.
  * Flags: Acknowledge.
  */
-#define DRM_BO_FLAG_FORCE_MAPPABLE 0x00004000
+#define DRM_BO_FLAG_FORCE_MAPPABLE (1ULL << 14)
 
 /*
  * Memory type flags that can be or'ed together in the mask, but only
@@ -762,21 +752,25 @@ typedef struct drm_fence_arg {
  */
 
 /* System memory */
-#define DRM_BO_FLAG_MEM_LOCAL  0x01000000
+#define DRM_BO_FLAG_MEM_LOCAL  (1ULL << 24)
 /* Translation table memory */
-#define DRM_BO_FLAG_MEM_TT     0x02000000
+#define DRM_BO_FLAG_MEM_TT     (1ULL << 25)
 /* Vram memory */
-#define DRM_BO_FLAG_MEM_VRAM   0x04000000
+#define DRM_BO_FLAG_MEM_VRAM   (1ULL << 26)
 /* Up to the driver to define. */
-#define DRM_BO_FLAG_MEM_PRIV0  0x08000000
-#define DRM_BO_FLAG_MEM_PRIV1  0x10000000
-#define DRM_BO_FLAG_MEM_PRIV2  0x20000000
-#define DRM_BO_FLAG_MEM_PRIV3  0x40000000
-#define DRM_BO_FLAG_MEM_PRIV4  0x80000000
+#define DRM_BO_FLAG_MEM_PRIV0  (1ULL << 27)
+#define DRM_BO_FLAG_MEM_PRIV1  (1ULL << 28)
+#define DRM_BO_FLAG_MEM_PRIV2  (1ULL << 29)
+#define DRM_BO_FLAG_MEM_PRIV3  (1ULL << 30)
+#define DRM_BO_FLAG_MEM_PRIV4  (1ULL << 31)
+/* We can add more of these now with a 64-bit flag type */
 
 /* Memory flag mask */
-#define DRM_BO_MASK_MEM         0xFF000000
-#define DRM_BO_MASK_MEMTYPE     0xFF0000A0
+#define DRM_BO_MASK_MEM         0x00000000FF000000ULL
+#define DRM_BO_MASK_MEMTYPE     0x00000000FF0000A0ULL
+
+/* Driver-private flags */
+#define DRM_BO_MASK_DRIVER      0xFFFF000000000000ULL
 
 /* Don't block on validate and map */
 #define DRM_BO_HINT_DONT_BLOCK  0x00000002
@@ -785,6 +779,10 @@ typedef struct drm_fence_arg {
 #define DRM_BO_HINT_WAIT_LAZY   0x00000008
 #define DRM_BO_HINT_ALLOW_UNFENCED_MAP 0x00000010
 
+#define DRM_BO_INIT_MAGIC 0xfe769812
+#define DRM_BO_INIT_MAJOR 0
+#define DRM_BO_INIT_MINOR 1
+
 
 typedef enum {
 	drm_bo_type_dc,
@@ -793,32 +791,34 @@ typedef enum {
 	drm_bo_type_kernel, /* for initial kernel allocations */
 }drm_bo_type_t;
 
+struct drm_bo_info_req {
+	drm_u64_t mask;
+        drm_u64_t flags;
+        unsigned int handle;
+	unsigned int hint;
+	unsigned int fence_class;
+	unsigned int pad64;
+};
 
-typedef struct drm_bo_arg_request {
-	unsigned handle; /* User space handle */
-	unsigned mask;
-	unsigned hint;
+struct drm_bo_create_req {
+        drm_u64_t mask;
 	drm_u64_t size;
-	drm_bo_type_t type;
-	unsigned arg_handle;
 	drm_u64_t buffer_start;
-	unsigned page_alignment;
-	unsigned expand_pad[4]; /*Future expansion */
+	unsigned int hint;
+	unsigned int page_alignment;
+	drm_bo_type_t type;
+	unsigned int pad64;
+};
+
+struct drm_bo_op_req {
 	enum {
-		drm_bo_create,
 		drm_bo_validate,
-		drm_bo_map,
-		drm_bo_unmap,
 		drm_bo_fence,
-		drm_bo_destroy,
-		drm_bo_reference,
-		drm_bo_unreference,
-		drm_bo_info,
-		drm_bo_wait_idle,
-		drm_bo_ref_fence
+		drm_bo_ref_fence,
 	} op;
-} drm_bo_arg_request_t;
-
+	unsigned int arg_handle;
+	struct drm_bo_info_req bo_req;
+};
 
 /*
  * Reply flags
@@ -826,30 +826,64 @@ typedef struct drm_bo_arg_request {
 
 #define DRM_BO_REP_BUSY 0x00000001
 
-typedef struct drm_bo_arg_reply {
-	int ret;
-	unsigned handle;
-	unsigned flags;
+struct drm_bo_info_rep {
+        drm_u64_t flags;
+        drm_u64_t mask;
 	drm_u64_t size;
 	drm_u64_t offset;
 	drm_u64_t arg_handle;
-	unsigned mask;
 	drm_u64_t buffer_start;
-	unsigned fence_flags;
-	unsigned rep_flags;
-	unsigned page_alignment;
-	unsigned expand_pad[4]; /*Future expansion */
-}drm_bo_arg_reply_t;
+	unsigned int handle;
+	unsigned int fence_flags;
+	unsigned int rep_flags;
+	unsigned int page_alignment;
+	unsigned int desired_tile_stride;
+        unsigned int hw_tile_stride;
+	unsigned int tile_info;
+	unsigned int pad64;
+	drm_u64_t expand_pad[4]; /*Future expansion */
+};
 
+struct drm_bo_arg_rep {
+	struct drm_bo_info_rep bo_info;
+	int ret;
+	unsigned int pad64;
+};
 
-typedef struct drm_bo_arg{
-	int handled;
+struct drm_bo_create_arg {
+	union {
+		struct drm_bo_create_req req;
+		struct drm_bo_info_rep rep;
+	} d;
+};
+
+struct drm_bo_handle_arg {
+	unsigned int handle;
+};
+
+struct drm_bo_reference_info_arg {
+	union {
+		struct drm_bo_handle_arg req;
+		struct drm_bo_info_rep rep;
+	} d;
+};
+
+struct drm_bo_map_wait_idle_arg {
+	union {
+		struct drm_bo_info_req req;
+		struct drm_bo_info_rep rep;
+	} d;
+};
+
+struct drm_bo_op_arg {
 	drm_u64_t next;
 	union {
-		drm_bo_arg_request_t req;
-		drm_bo_arg_reply_t rep;
+		struct drm_bo_op_req req;
+		struct drm_bo_arg_rep rep;
 	} d;
-} drm_bo_arg_t;
+	int handled;
+	unsigned int pad64;
+};
 
 #define DRM_BO_MEM_LOCAL 0
 #define DRM_BO_MEM_TT 1
@@ -862,24 +896,17 @@ typedef struct drm_bo_arg{
 
 #define DRM_BO_MEM_TYPES 8 /* For now. */
 
-typedef union drm_mm_init_arg{
-	struct {
-		enum {
-			mm_init,
-			mm_takedown,
-			mm_query,
-			mm_lock,
-			mm_unlock
-		} op;
-		drm_u64_t p_offset;
-		drm_u64_t p_size;
-		unsigned mem_type;
-		unsigned expand_pad[8]; /*Future expansion */
-	} req;
-	struct {
-		drm_handle_t mm_sarea;
-		unsigned expand_pad[8]; /*Future expansion */
-	} rep;
+typedef struct drm_mm_type_arg {
+	unsigned int mem_type;
+} drm_mm_type_arg_t;
+
+typedef struct drm_mm_init_arg {
+	unsigned int magic;
+	unsigned int major;
+	unsigned int minor;
+	unsigned int mem_type;
+	drm_u64_t p_offset;
+	drm_u64_t p_size;
 } drm_mm_init_arg_t;
 
 /**
@@ -947,12 +974,34 @@ typedef union drm_mm_init_arg{
 
 #define DRM_IOCTL_WAIT_VBLANK		DRM_IOWR(0x3a, drm_wait_vblank_t)
 
-#define DRM_IOCTL_FENCE                 DRM_IOWR(0x3b, drm_fence_arg_t)
-#define DRM_IOCTL_BUFOBJ                DRM_IOWR(0x3d, drm_bo_arg_t)
-#define DRM_IOCTL_MM_INIT               DRM_IOWR(0x3e, drm_mm_init_arg_t)
-
 #define DRM_IOCTL_UPDATE_DRAW           DRM_IOW(0x3f, drm_update_draw_t)
 
+#define DRM_IOCTL_MM_INIT               DRM_IOWR(0xc0, drm_mm_init_arg_t)
+#define DRM_IOCTL_MM_TAKEDOWN           DRM_IOWR(0xc1, drm_mm_type_arg_t)
+#define DRM_IOCTL_MM_LOCK               DRM_IOWR(0xc2, drm_mm_type_arg_t)
+#define DRM_IOCTL_MM_UNLOCK             DRM_IOWR(0xc3, drm_mm_type_arg_t)
+
+#define DRM_IOCTL_FENCE_CREATE          DRM_IOWR(0xc4, drm_fence_arg_t)
+#define DRM_IOCTL_FENCE_DESTROY         DRM_IOWR(0xc5, drm_fence_arg_t)
+#define DRM_IOCTL_FENCE_REFERENCE       DRM_IOWR(0xc6, drm_fence_arg_t)
+#define DRM_IOCTL_FENCE_UNREFERENCE     DRM_IOWR(0xc7, drm_fence_arg_t)
+#define DRM_IOCTL_FENCE_SIGNALED        DRM_IOWR(0xc8, drm_fence_arg_t)
+#define DRM_IOCTL_FENCE_FLUSH           DRM_IOWR(0xc9, drm_fence_arg_t)
+#define DRM_IOCTL_FENCE_WAIT            DRM_IOWR(0xca, drm_fence_arg_t)
+#define DRM_IOCTL_FENCE_EMIT            DRM_IOWR(0xcb, drm_fence_arg_t)
+#define DRM_IOCTL_FENCE_BUFFERS         DRM_IOWR(0xcc, drm_fence_arg_t)
+
+#define DRM_IOCTL_BO_CREATE             DRM_IOWR(0xcd, struct drm_bo_create_arg)
+#define DRM_IOCTL_BO_DESTROY            DRM_IOWR(0xce, struct drm_bo_handle_arg)
+#define DRM_IOCTL_BO_MAP                DRM_IOWR(0xcf, struct drm_bo_map_wait_idle_arg)
+#define DRM_IOCTL_BO_UNMAP              DRM_IOWR(0xd0, struct drm_bo_handle_arg)
+#define DRM_IOCTL_BO_REFERENCE          DRM_IOWR(0xd1, struct drm_bo_reference_info_arg)
+#define DRM_IOCTL_BO_UNREFERENCE        DRM_IOWR(0xd2, struct drm_bo_handle_arg)
+#define DRM_IOCTL_BO_OP                 DRM_IOWR(0xd3, struct drm_bo_op_arg)
+#define DRM_IOCTL_BO_INFO               DRM_IOWR(0xd4, struct drm_bo_reference_info_arg)
+#define DRM_IOCTL_BO_WAIT_IDLE          DRM_IOWR(0xd5, struct drm_bo_map_wait_idle_arg)
+
+
 /*@}*/
 
 /**
diff --git a/shared-core/i915_drv.h b/shared-core/i915_drv.h
index e0432996..e19d372a 100644
--- a/shared-core/i915_drv.h
+++ b/shared-core/i915_drv.h
@@ -198,8 +198,8 @@ extern int i915_fence_has_irq(drm_device_t *dev, uint32_t class, uint32_t flags)
 #ifdef I915_HAVE_BUFFER
 /* i915_buffer.c */
 extern drm_ttm_backend_t *i915_create_ttm_backend_entry(drm_device_t *dev);
-extern int i915_fence_types(drm_buffer_object_t *bo, uint32_t *class, uint32_t *type);
-extern int i915_invalidate_caches(drm_device_t *dev, uint32_t buffer_flags);
+extern int i915_fence_types(drm_buffer_object_t *bo, uint32_t *type);
+extern int i915_invalidate_caches(drm_device_t *dev, uint64_t buffer_flags);
 extern int i915_init_mem_type(drm_device_t *dev, uint32_t type,
 			       drm_mem_type_manager_t *man);
 extern uint32_t i915_evict_mask(drm_buffer_object_t *bo);
diff --git a/shared-core/via_drv.h b/shared-core/via_drv.h
index baafbbff..b6dbf6c1 100644
--- a/shared-core/via_drv.h
+++ b/shared-core/via_drv.h
@@ -205,8 +205,8 @@ extern int via_fence_has_irq(struct drm_device * dev, uint32_t class,
 
 #ifdef VIA_HAVE_BUFFER
 extern drm_ttm_backend_t *via_create_ttm_backend_entry(drm_device_t *dev);
-extern int via_fence_types(drm_buffer_object_t *bo, uint32_t *class, uint32_t *type);
-extern int via_invalidate_caches(drm_device_t *dev, uint32_t buffer_flags);
+extern int via_fence_types(drm_buffer_object_t *bo, uint32_t *type);
+extern int via_invalidate_caches(drm_device_t *dev, uint64_t buffer_flags);
 extern int via_init_mem_type(drm_device_t *dev, uint32_t type,
 			       drm_mem_type_manager_t *man);
 extern uint32_t via_evict_mask(drm_buffer_object_t *bo);