*
*/
-static void drm_bo_destroy_locked(drm_buffer_object_t * bo);
-static int drm_bo_setup_vm_locked(drm_buffer_object_t * bo);
-static void drm_bo_takedown_vm_locked(drm_buffer_object_t * bo);
-static void drm_bo_unmap_virtual(drm_buffer_object_t * bo);
+static void drm_bo_destroy_locked(struct drm_buffer_object * bo);
+static int drm_bo_setup_vm_locked(struct drm_buffer_object * bo);
+static void drm_bo_takedown_vm_locked(struct drm_buffer_object * bo);
+static void drm_bo_unmap_virtual(struct drm_buffer_object * bo);
static inline uint32_t drm_bo_type_flags(unsigned type)
{
* bo locked. dev->struct_mutex locked.
*/
-void drm_bo_add_to_pinned_lru(drm_buffer_object_t * bo)
+void drm_bo_add_to_pinned_lru(struct drm_buffer_object * bo)
{
- drm_mem_type_manager_t *man;
+ struct drm_mem_type_manager *man;
+
+ DRM_ASSERT_LOCKED(&bo->dev->struct_mutex);
+ DRM_ASSERT_LOCKED(&bo->mutex);
man = &bo->dev->bm.man[bo->pinned_mem_type];
list_add_tail(&bo->pinned_lru, &man->pinned);
}
-void drm_bo_add_to_lru(drm_buffer_object_t * bo)
+void drm_bo_add_to_lru(struct drm_buffer_object * bo)
{
- drm_mem_type_manager_t *man;
+ struct drm_mem_type_manager *man;
+
+ DRM_ASSERT_LOCKED(&bo->dev->struct_mutex);
- if (!(bo->mem.mask & (DRM_BO_FLAG_NO_MOVE | DRM_BO_FLAG_NO_EVICT))) {
+ if (!(bo->mem.mask & (DRM_BO_FLAG_NO_MOVE | DRM_BO_FLAG_NO_EVICT))
+ || bo->mem.mem_type != bo->pinned_mem_type) {
man = &bo->dev->bm.man[bo->mem.mem_type];
list_add_tail(&bo->lru, &man->lru);
} else {
}
}
-static int drm_bo_vm_pre_move(drm_buffer_object_t * bo, int old_is_pci)
+static int drm_bo_vm_pre_move(struct drm_buffer_object * bo, int old_is_pci)
{
#ifdef DRM_ODD_MM_COMPAT
int ret;
+ if (!bo->map_list.map)
+ return 0;
+
ret = drm_bo_lock_kmm(bo);
if (ret)
return ret;
if (old_is_pci)
drm_bo_finish_unmap(bo);
#else
+ if (!bo->map_list.map)
+ return 0;
+
drm_bo_unmap_virtual(bo);
#endif
return 0;
}
-static void drm_bo_vm_post_move(drm_buffer_object_t * bo)
+static void drm_bo_vm_post_move(struct drm_buffer_object * bo)
{
#ifdef DRM_ODD_MM_COMPAT
int ret;
+ if (!bo->map_list.map)
+ return;
+
ret = drm_bo_remap_bound(bo);
if (ret) {
DRM_ERROR("Failed to remap a bound buffer object.\n"
* Call bo->mutex locked.
*/
-static int drm_bo_add_ttm(drm_buffer_object_t * bo)
+static int drm_bo_add_ttm(struct drm_buffer_object * bo)
{
- drm_device_t *dev = bo->dev;
+ struct drm_device *dev = bo->dev;
int ret = 0;
bo->ttm = NULL;
+ DRM_ASSERT_LOCKED(&bo->mutex);
+
switch (bo->type) {
case drm_bo_type_dc:
- bo->ttm = drm_ttm_init(dev, bo->mem.num_pages << PAGE_SHIFT);
+ case drm_bo_type_kernel:
+ bo->ttm = drm_ttm_init(dev, bo->num_pages << PAGE_SHIFT);
if (!bo->ttm)
ret = -ENOMEM;
break;
case drm_bo_type_user:
- case drm_bo_type_fake:
break;
default:
DRM_ERROR("Illegal buffer object type\n");
return ret;
}
-static int drm_bo_handle_move_mem(drm_buffer_object_t * bo,
- drm_bo_mem_reg_t * mem,
+static int drm_bo_handle_move_mem(struct drm_buffer_object * bo,
+ struct drm_bo_mem_reg * mem,
int evict, int no_wait)
{
- drm_device_t *dev = bo->dev;
- drm_buffer_manager_t *bm = &dev->bm;
+ struct drm_device *dev = bo->dev;
+ struct drm_buffer_manager *bm = &dev->bm;
int old_is_pci = drm_mem_reg_is_pci(dev, &bo->mem);
int new_is_pci = drm_mem_reg_is_pci(dev, mem);
- drm_mem_type_manager_t *old_man = &bm->man[bo->mem.mem_type];
- drm_mem_type_manager_t *new_man = &bm->man[mem->mem_type];
+ struct drm_mem_type_manager *old_man = &bm->man[bo->mem.mem_type];
+ struct drm_mem_type_manager *new_man = &bm->man[mem->mem_type];
int ret = 0;
- if (old_is_pci || new_is_pci)
+ if (old_is_pci || new_is_pci ||
+ ((mem->flags ^ bo->mem.flags) & DRM_BO_FLAG_CACHED))
ret = drm_bo_vm_pre_move(bo, old_is_pci);
if (ret)
return ret;
goto out_err;
if (mem->mem_type != DRM_BO_MEM_LOCAL) {
- ret = drm_bind_ttm(bo->ttm, new_man->flags &
- DRM_BO_FLAG_CACHED,
- mem->mm_node->start);
+ ret = drm_bind_ttm(bo->ttm, mem);
if (ret)
goto out_err;
}
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;
+ struct drm_bo_mem_reg *old_mem = &bo->mem;
+ uint64_t save_flags = old_mem->flags;
+ uint64_t save_mask = old_mem->mask;
*old_mem = *mem;
mem->mm_node = NULL;
_DRM_BO_FLAG_EVICTED);
if (bo->mem.mm_node)
- bo->offset = bo->mem.mm_node->start << PAGE_SHIFT;
+ bo->offset = (bo->mem.mm_node->start << PAGE_SHIFT) +
+ bm->man[bo->mem.mem_type].gpu_offset;
+
return 0;
* Wait until the buffer is idle.
*/
-int drm_bo_wait(drm_buffer_object_t * bo, int lazy, int ignore_signals,
+int drm_bo_wait(struct drm_buffer_object * bo, int lazy, int ignore_signals,
int no_wait)
{
-
- drm_fence_object_t *fence = bo->fence;
int ret;
- if (fence) {
- drm_device_t *dev = bo->dev;
- if (drm_fence_object_signaled(fence, bo->fence_type)) {
- drm_fence_usage_deref_unlocked(dev, fence);
- bo->fence = NULL;
+ DRM_ASSERT_LOCKED(&bo->mutex);
+
+ if (bo->fence) {
+ if (drm_fence_object_signaled(bo->fence, bo->fence_type, 0)) {
+ drm_fence_usage_deref_unlocked(&bo->fence);
return 0;
}
if (no_wait) {
return -EBUSY;
}
ret =
- drm_fence_object_wait(dev, fence, lazy, ignore_signals,
+ drm_fence_object_wait(bo->fence, lazy, ignore_signals,
bo->fence_type);
if (ret)
return ret;
- drm_fence_usage_deref_unlocked(dev, fence);
- bo->fence = NULL;
-
+ drm_fence_usage_deref_unlocked(&bo->fence);
}
return 0;
}
+EXPORT_SYMBOL(drm_bo_wait);
-static int drm_bo_expire_fence(drm_buffer_object_t * bo, int allow_errors)
+static int drm_bo_expire_fence(struct drm_buffer_object * bo, int allow_errors)
{
- drm_device_t *dev = bo->dev;
- drm_buffer_manager_t *bm = &dev->bm;
+ struct drm_device *dev = bo->dev;
+ struct drm_buffer_manager *bm = &dev->bm;
if (bo->fence) {
if (bm->nice_mode) {
"Evicting buffer.\n");
}
}
- if (bo->fence) {
- drm_fence_usage_deref_unlocked(dev, bo->fence);
- bo->fence = NULL;
- }
+ if (bo->fence)
+ drm_fence_usage_deref_unlocked(&bo->fence);
}
return 0;
}
* fence object and removing from lru lists and memory managers.
*/
-static void drm_bo_cleanup_refs(drm_buffer_object_t * bo, int remove_all)
+static void drm_bo_cleanup_refs(struct drm_buffer_object * bo, int remove_all)
{
- drm_device_t *dev = bo->dev;
- drm_buffer_manager_t *bm = &dev->bm;
+ struct drm_device *dev = bo->dev;
+ struct drm_buffer_manager *bm = &dev->bm;
+
+ DRM_ASSERT_LOCKED(&dev->struct_mutex);
atomic_inc(&bo->usage);
mutex_unlock(&dev->struct_mutex);
DRM_FLAG_MASKED(bo->priv_flags, 0, _DRM_BO_FLAG_UNFENCED);
- if (bo->fence && drm_fence_object_signaled(bo->fence, bo->fence_type)) {
- drm_fence_usage_deref_locked(dev, bo->fence);
- bo->fence = NULL;
- }
+ if (bo->fence && drm_fence_object_signaled(bo->fence,
+ bo->fence_type, 0))
+ drm_fence_usage_deref_unlocked(&bo->fence);
if (bo->fence && remove_all)
(void)drm_bo_expire_fence(bo, 0);
}
if (list_empty(&bo->ddestroy)) {
- drm_fence_object_flush(dev, bo->fence, bo->fence_type);
+ drm_fence_object_flush(bo->fence, bo->fence_type);
list_add_tail(&bo->ddestroy, &bm->ddestroy);
schedule_delayed_work(&bm->wq,
((DRM_HZ / 100) < 1) ? 1 : DRM_HZ / 100);
* to the buffer object. Then destroy it.
*/
-static void drm_bo_destroy_locked(drm_buffer_object_t * bo)
+static void drm_bo_destroy_locked(struct drm_buffer_object * bo)
{
- drm_device_t *dev = bo->dev;
- drm_buffer_manager_t *bm = &dev->bm;
+ struct drm_device *dev = bo->dev;
+ struct drm_buffer_manager *bm = &dev->bm;
+
+ DRM_ASSERT_LOCKED(&dev->struct_mutex);
if (list_empty(&bo->lru) && bo->mem.mm_node == NULL &&
list_empty(&bo->pinned_lru) && bo->pinned_node == NULL &&
atomic_dec(&bm->count);
+ // BUG_ON(!list_empty(&bo->base.list));
drm_ctl_free(bo, sizeof(*bo), DRM_MEM_BUFOBJ);
return;
* Call dev->struct_mutex locked.
*/
-static void drm_bo_delayed_delete(drm_device_t * dev, int remove_all)
+static void drm_bo_delayed_delete(struct drm_device * dev, int remove_all)
{
- drm_buffer_manager_t *bm = &dev->bm;
+ struct drm_buffer_manager *bm = &dev->bm;
- drm_buffer_object_t *entry, *nentry;
+ struct drm_buffer_object *entry, *nentry;
struct list_head *list, *next;
list_for_each_safe(list, next, &bm->ddestroy) {
- entry = list_entry(list, drm_buffer_object_t, ddestroy);
+ entry = list_entry(list, struct drm_buffer_object, ddestroy);
nentry = NULL;
if (next != &bm->ddestroy) {
- nentry = list_entry(next, drm_buffer_object_t,
+ nentry = list_entry(next, struct drm_buffer_object,
ddestroy);
atomic_inc(&nentry->usage);
}
#endif
{
#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20)
- drm_device_t *dev = (drm_device_t *) data;
- drm_buffer_manager_t *bm = &dev->bm;
+ struct drm_device *dev = (struct drm_device *) data;
+ struct drm_buffer_manager *bm = &dev->bm;
#else
- drm_buffer_manager_t *bm =
- container_of(work, drm_buffer_manager_t, wq.work);
- drm_device_t *dev = container_of(bm, drm_device_t, bm);
+ struct drm_buffer_manager *bm =
+ container_of(work, struct drm_buffer_manager, wq.work);
+ struct drm_device *dev = container_of(bm, struct drm_device, bm);
#endif
DRM_DEBUG("Delayed delete Worker\n");
mutex_unlock(&dev->struct_mutex);
}
-void drm_bo_usage_deref_locked(drm_buffer_object_t * bo)
+void drm_bo_usage_deref_locked(struct drm_buffer_object ** bo)
{
- if (atomic_dec_and_test(&bo->usage)) {
- drm_bo_destroy_locked(bo);
+ struct drm_buffer_object *tmp_bo = *bo;
+ bo = NULL;
+
+ DRM_ASSERT_LOCKED(&tmp_bo->dev->struct_mutex);
+
+ if (atomic_dec_and_test(&tmp_bo->usage)) {
+ drm_bo_destroy_locked(tmp_bo);
}
}
+EXPORT_SYMBOL(drm_bo_usage_deref_locked);
-static void drm_bo_base_deref_locked(drm_file_t * priv, drm_user_object_t * uo)
+static void drm_bo_base_deref_locked(struct drm_file * file_priv,
+ struct drm_user_object * uo)
{
- drm_buffer_object_t *bo =
- drm_user_object_entry(uo, drm_buffer_object_t, base);
+ struct drm_buffer_object *bo =
+ drm_user_object_entry(uo, struct drm_buffer_object, base);
+
+ DRM_ASSERT_LOCKED(&bo->dev->struct_mutex);
drm_bo_takedown_vm_locked(bo);
- drm_bo_usage_deref_locked(bo);
+ drm_bo_usage_deref_locked(&bo);
}
-static void drm_bo_usage_deref_unlocked(drm_buffer_object_t * bo)
+void drm_bo_usage_deref_unlocked(struct drm_buffer_object ** bo)
{
- drm_device_t *dev = bo->dev;
+ struct drm_buffer_object *tmp_bo = *bo;
+ struct drm_device *dev = tmp_bo->dev;
- if (atomic_dec_and_test(&bo->usage)) {
+ *bo = NULL;
+ if (atomic_dec_and_test(&tmp_bo->usage)) {
mutex_lock(&dev->struct_mutex);
- if (atomic_read(&bo->usage) == 0)
- drm_bo_destroy_locked(bo);
+ if (atomic_read(&tmp_bo->usage) == 0)
+ drm_bo_destroy_locked(tmp_bo);
mutex_unlock(&dev->struct_mutex);
}
}
+EXPORT_SYMBOL(drm_bo_usage_deref_unlocked);
+
+void drm_putback_buffer_objects(struct drm_device *dev)
+{
+ struct drm_buffer_manager *bm = &dev->bm;
+ struct list_head *list = &bm->unfenced;
+ struct drm_buffer_object *entry, *next;
+
+ mutex_lock(&dev->struct_mutex);
+ list_for_each_entry_safe(entry, next, list, lru) {
+ atomic_inc(&entry->usage);
+ mutex_unlock(&dev->struct_mutex);
+
+ mutex_lock(&entry->mutex);
+ BUG_ON(!(entry->priv_flags & _DRM_BO_FLAG_UNFENCED));
+ mutex_lock(&dev->struct_mutex);
+
+ list_del_init(&entry->lru);
+ DRM_FLAG_MASKED(entry->priv_flags, 0, _DRM_BO_FLAG_UNFENCED);
+ DRM_WAKEUP(&entry->event_queue);
+
+ /*
+ * FIXME: Might want to put back on head of list
+ * instead of tail here.
+ */
+
+ drm_bo_add_to_lru(entry);
+ mutex_unlock(&entry->mutex);
+ drm_bo_usage_deref_locked(&entry);
+ }
+ mutex_unlock(&dev->struct_mutex);
+}
+EXPORT_SYMBOL(drm_putback_buffer_objects);
+
/*
* Note. The caller has to register (if applicable)
* and deregister fence object usage.
*/
-int drm_fence_buffer_objects(drm_file_t * priv,
+int drm_fence_buffer_objects(struct drm_device *dev,
struct list_head *list,
uint32_t fence_flags,
- drm_fence_object_t * fence,
- drm_fence_object_t ** used_fence)
+ struct drm_fence_object * fence,
+ struct drm_fence_object ** used_fence)
{
- drm_device_t *dev = priv->head->dev;
- drm_buffer_manager_t *bm = &dev->bm;
-
- drm_buffer_object_t *entry;
+ struct drm_buffer_manager *bm = &dev->bm;
+ struct drm_buffer_object *entry;
uint32_t fence_type = 0;
+ uint32_t fence_class = ~0;
int count = 0;
int ret = 0;
struct list_head *l;
- LIST_HEAD(f_list);
mutex_lock(&dev->struct_mutex);
if (!list)
list = &bm->unfenced;
+ if (fence)
+ fence_class = fence->fence_class;
+
list_for_each_entry(entry, list, lru) {
BUG_ON(!(entry->priv_flags & _DRM_BO_FLAG_UNFENCED));
- fence_type |= entry->fence_type;
- if (entry->fence_class != 0) {
- DRM_ERROR("Fence class %d is not implemented yet.\n",
- entry->fence_class);
+ fence_type |= entry->new_fence_type;
+ if (fence_class == ~0)
+ fence_class = entry->new_fence_class;
+ else if (entry->new_fence_class != fence_class) {
+ DRM_ERROR("Unmatching fence classes on unfenced list: "
+ "%d and %d.\n",
+ fence_class,
+ entry->new_fence_class);
ret = -EINVAL;
goto out;
}
goto out;
}
- /*
- * Transfer to a local list before we release the dev->struct_mutex;
- * This is so we don't get any new unfenced objects while fencing
- * the ones we already have..
- */
-
- list_splice_init(list, &f_list);
-
if (fence) {
- if ((fence_type & fence->type) != fence_type) {
+ if ((fence_type & fence->type) != fence_type ||
+ (fence->fence_class != fence_class)) {
DRM_ERROR("Given fence doesn't match buffers "
"on unfenced list.\n");
ret = -EINVAL;
}
} else {
mutex_unlock(&dev->struct_mutex);
- ret = drm_fence_object_create(dev, 0, fence_type,
+ ret = drm_fence_object_create(dev, fence_class, fence_type,
fence_flags | DRM_FENCE_FLAG_EMIT,
&fence);
mutex_lock(&dev->struct_mutex);
}
count = 0;
- l = f_list.next;
- while (l != &f_list) {
+ l = list->next;
+ while (l != list) {
prefetch(l->next);
- entry = list_entry(l, drm_buffer_object_t, lru);
+ entry = list_entry(l, struct drm_buffer_object, lru);
atomic_inc(&entry->usage);
mutex_unlock(&dev->struct_mutex);
mutex_lock(&entry->mutex);
if (entry->priv_flags & _DRM_BO_FLAG_UNFENCED) {
count++;
if (entry->fence)
- drm_fence_usage_deref_locked(dev, entry->fence);
- entry->fence = fence;
+ drm_fence_usage_deref_locked(&entry->fence);
+ entry->fence = drm_fence_reference_locked(fence);
+ entry->fence_class = entry->new_fence_class;
+ entry->fence_type = entry->new_fence_type;
DRM_FLAG_MASKED(entry->priv_flags, 0,
_DRM_BO_FLAG_UNFENCED);
DRM_WAKEUP(&entry->event_queue);
drm_bo_add_to_lru(entry);
}
mutex_unlock(&entry->mutex);
- drm_bo_usage_deref_locked(entry);
- l = f_list.next;
+ drm_bo_usage_deref_locked(&entry);
+ l = list->next;
}
- atomic_add(count, &fence->usage);
DRM_DEBUG("Fenced %d buffers\n", count);
out:
mutex_unlock(&dev->struct_mutex);
*used_fence = fence;
return ret;
}
-
EXPORT_SYMBOL(drm_fence_buffer_objects);
/*
* bo->mutex locked
*/
-static int drm_bo_evict(drm_buffer_object_t * bo, unsigned mem_type,
+static int drm_bo_evict(struct drm_buffer_object * bo, unsigned mem_type,
int no_wait)
{
int ret = 0;
- drm_device_t *dev = bo->dev;
- drm_bo_mem_reg_t evict_mem;
+ struct drm_device *dev = bo->dev;
+ struct drm_bo_mem_reg evict_mem;
/*
* Someone might have modified the buffer before we took the buffer mutex.
evict_mem = bo->mem;
evict_mem.mm_node = NULL;
- if (bo->type == drm_bo_type_fake) {
- bo->mem.mem_type = DRM_BO_MEM_LOCAL;
- bo->mem.mm_node = NULL;
- goto out1;
- }
-
evict_mem = bo->mem;
evict_mem.mask = dev->driver->bo_driver->evict_mask(bo);
ret = drm_bo_mem_space(bo, &evict_mem, no_wait);
goto out;
}
- out1:
mutex_lock(&dev->struct_mutex);
if (evict_mem.mm_node) {
if (evict_mem.mm_node != bo->pinned_node)
return ret;
}
-static int drm_bo_mem_force_space(drm_device_t * dev,
- drm_bo_mem_reg_t * mem,
+/**
+ * Repeatedly evict memory from the LRU for @mem_type until we create enough
+ * space, or we've evicted everything and there isn't enough space.
+ */
+static int drm_bo_mem_force_space(struct drm_device * dev,
+ struct drm_bo_mem_reg * mem,
uint32_t mem_type, int no_wait)
{
- drm_mm_node_t *node;
- drm_buffer_manager_t *bm = &dev->bm;
- drm_buffer_object_t *entry;
- drm_mem_type_manager_t *man = &bm->man[mem_type];
+ struct drm_mm_node *node;
+ struct drm_buffer_manager *bm = &dev->bm;
+ struct drm_buffer_object *entry;
+ struct drm_mem_type_manager *man = &bm->man[mem_type];
struct list_head *lru;
unsigned long num_pages = mem->num_pages;
int ret;
if (lru->next == lru)
break;
- entry = list_entry(lru->next, drm_buffer_object_t, lru);
+ entry = list_entry(lru->next, struct drm_buffer_object, lru);
atomic_inc(&entry->usage);
mutex_unlock(&dev->struct_mutex);
mutex_lock(&entry->mutex);
ret = drm_bo_evict(entry, mem_type, no_wait);
mutex_unlock(&entry->mutex);
- drm_bo_usage_deref_unlocked(entry);
+ drm_bo_usage_deref_unlocked(&entry);
if (ret)
return ret;
mutex_lock(&dev->struct_mutex);
return 0;
}
-static int drm_bo_mt_compatible(drm_mem_type_manager_t * man,
+static int drm_bo_mt_compatible(struct drm_mem_type_manager * man,
uint32_t mem_type,
uint32_t mask, uint32_t * res_mask)
{
return 1;
}
-int drm_bo_mem_space(drm_buffer_object_t * bo,
- drm_bo_mem_reg_t * mem, int no_wait)
+/**
+ * Creates space for memory region @mem according to its type.
+ *
+ * This function first searches for free space in compatible memory types in
+ * the priority order defined by the driver. If free space isn't found, then
+ * drm_bo_mem_force_space is attempted in priority order to evict and find
+ * space.
+ */
+int drm_bo_mem_space(struct drm_buffer_object * bo,
+ struct drm_bo_mem_reg * mem, int no_wait)
{
- drm_device_t *dev = bo->dev;
- drm_buffer_manager_t *bm = &dev->bm;
- drm_mem_type_manager_t *man;
+ struct drm_device *dev = bo->dev;
+ struct drm_buffer_manager *bm = &dev->bm;
+ struct drm_mem_type_manager *man;
uint32_t num_prios = dev->driver->bo_driver->num_mem_type_prio;
const uint32_t *prios = dev->driver->bo_driver->mem_type_prio;
int type_found = 0;
int type_ok = 0;
int has_eagain = 0;
- drm_mm_node_t *node = NULL;
+ struct drm_mm_node *node = NULL;
int ret;
mem->mm_node = NULL;
EXPORT_SYMBOL(drm_bo_mem_space);
-static int drm_bo_new_mask(drm_buffer_object_t * bo,
- uint32_t new_mask, uint32_t hint)
+static int drm_bo_new_mask(struct drm_buffer_object * bo,
+ uint64_t new_mask, uint32_t hint)
{
uint32_t new_props;
DRM_ERROR("User buffers are not supported yet\n");
return -EINVAL;
}
- if (bo->type == drm_bo_type_fake &&
- !(new_mask & (DRM_BO_FLAG_NO_MOVE | DRM_BO_FLAG_NO_EVICT))) {
- DRM_ERROR("Fake buffers must be pinned.\n");
- return -EINVAL;
- }
if ((new_mask & DRM_BO_FLAG_NO_EVICT) && !DRM_SUSER(DRM_CURPROC)) {
DRM_ERROR
return -EPERM;
}
+ if ((new_mask & DRM_BO_FLAG_NO_MOVE)) {
+ DRM_ERROR
+ ("DRM_BO_FLAG_NO_MOVE is not properly implemented yet.\n");
+ return -EPERM;
+ }
+
new_props = new_mask & (DRM_BO_FLAG_EXE | DRM_BO_FLAG_WRITE |
DRM_BO_FLAG_READ);
* Call dev->struct_mutex locked.
*/
-drm_buffer_object_t *drm_lookup_buffer_object(drm_file_t * priv,
+struct drm_buffer_object *drm_lookup_buffer_object(struct drm_file *file_priv,
uint32_t handle, int check_owner)
{
- drm_user_object_t *uo;
- drm_buffer_object_t *bo;
+ struct drm_user_object *uo;
+ struct drm_buffer_object *bo;
- uo = drm_lookup_user_object(priv, handle);
+ uo = drm_lookup_user_object(file_priv, handle);
if (!uo || (uo->type != drm_buffer_type)) {
DRM_ERROR("Could not find buffer object 0x%08x\n", handle);
return NULL;
}
- if (check_owner && priv != uo->owner) {
- if (!drm_lookup_ref_object(priv, uo, _DRM_REF_USE))
+ if (check_owner && file_priv != uo->owner) {
+ if (!drm_lookup_ref_object(file_priv, uo, _DRM_REF_USE))
return NULL;
}
- bo = drm_user_object_entry(uo, drm_buffer_object_t, base);
+ bo = drm_user_object_entry(uo, struct drm_buffer_object, base);
atomic_inc(&bo->usage);
return bo;
}
+EXPORT_SYMBOL(drm_lookup_buffer_object);
/*
* Call bo->mutex locked.
* Doesn't do any fence flushing as opposed to the drm_bo_busy function.
*/
-static int drm_bo_quick_busy(drm_buffer_object_t * bo)
+static int drm_bo_quick_busy(struct drm_buffer_object * bo)
{
- drm_fence_object_t *fence = bo->fence;
+ struct drm_fence_object *fence = bo->fence;
BUG_ON(bo->priv_flags & _DRM_BO_FLAG_UNFENCED);
if (fence) {
- drm_device_t *dev = bo->dev;
- if (drm_fence_object_signaled(fence, bo->fence_type)) {
- drm_fence_usage_deref_unlocked(dev, fence);
- bo->fence = NULL;
+ if (drm_fence_object_signaled(fence, bo->fence_type, 0)) {
+ drm_fence_usage_deref_unlocked(&bo->fence);
return 0;
}
return 1;
* Returns 1 if the buffer is currently rendered to or from. 0 otherwise.
*/
-static int drm_bo_busy(drm_buffer_object_t * bo)
+static int drm_bo_busy(struct drm_buffer_object * bo)
{
- drm_fence_object_t *fence = bo->fence;
+ struct drm_fence_object *fence = bo->fence;
BUG_ON(bo->priv_flags & _DRM_BO_FLAG_UNFENCED);
if (fence) {
- drm_device_t *dev = bo->dev;
- if (drm_fence_object_signaled(fence, bo->fence_type)) {
- drm_fence_usage_deref_unlocked(dev, fence);
- bo->fence = NULL;
+ if (drm_fence_object_signaled(fence, bo->fence_type, 0)) {
+ drm_fence_usage_deref_unlocked(&bo->fence);
return 0;
}
- drm_fence_object_flush(dev, fence, DRM_FENCE_TYPE_EXE);
- if (drm_fence_object_signaled(fence, bo->fence_type)) {
- drm_fence_usage_deref_unlocked(dev, fence);
- bo->fence = NULL;
+ drm_fence_object_flush(fence, DRM_FENCE_TYPE_EXE);
+ if (drm_fence_object_signaled(fence, bo->fence_type, 0)) {
+ drm_fence_usage_deref_unlocked(&bo->fence);
return 0;
}
return 1;
return 0;
}
-static int drm_bo_read_cached(drm_buffer_object_t * bo)
+static int drm_bo_read_cached(struct drm_buffer_object * bo)
{
int ret = 0;
* Wait until a buffer is unmapped.
*/
-static int drm_bo_wait_unmapped(drm_buffer_object_t * bo, int no_wait)
+static int drm_bo_wait_unmapped(struct drm_buffer_object * bo, int no_wait)
{
int ret = 0;
return ret;
}
-static int drm_bo_check_unfenced(drm_buffer_object_t * bo)
+static int drm_bo_check_unfenced(struct drm_buffer_object * bo)
{
int ret;
* the buffer "unfenced" after validating, but before fencing.
*/
-static int drm_bo_wait_unfenced(drm_buffer_object_t * bo, int no_wait,
+static int drm_bo_wait_unfenced(struct drm_buffer_object * bo, int no_wait,
int eagain_if_wait)
{
int ret = (bo->priv_flags & _DRM_BO_FLAG_UNFENCED);
- unsigned long _end = jiffies + 3 * DRM_HZ;
if (ret && no_wait)
return -EBUSY;
else if (!ret)
return 0;
- do {
- mutex_unlock(&bo->mutex);
- DRM_WAIT_ON(ret, bo->event_queue, 3 * DRM_HZ,
- !drm_bo_check_unfenced(bo));
- mutex_lock(&bo->mutex);
- if (ret == -EINTR)
- return -EAGAIN;
- if (ret) {
- DRM_ERROR
- ("Error waiting for buffer to become fenced\n");
- return ret;
- }
- ret = (bo->priv_flags & _DRM_BO_FLAG_UNFENCED);
- } while (ret && !time_after_eq(jiffies, _end));
+ ret = 0;
+ mutex_unlock(&bo->mutex);
+ DRM_WAIT_ON(ret, bo->event_queue, 3 * DRM_HZ,
+ !drm_bo_check_unfenced(bo));
+ mutex_lock(&bo->mutex);
+ if (ret == -EINTR)
+ return -EAGAIN;
+ ret = (bo->priv_flags & _DRM_BO_FLAG_UNFENCED);
if (ret) {
DRM_ERROR("Timeout waiting for buffer to become fenced\n");
- return ret;
+ return -EBUSY;
}
if (eagain_if_wait)
return -EAGAIN;
* Bo locked.
*/
-static void drm_bo_fill_rep_arg(drm_buffer_object_t * bo,
- drm_bo_arg_reply_t * rep)
+static void drm_bo_fill_rep_arg(struct drm_buffer_object * bo,
+ struct drm_bo_info_rep *rep)
{
+ if (!rep)
+ return;
+
rep->handle = bo->base.hash.key;
rep->flags = bo->mem.flags;
- rep->size = bo->mem.num_pages * PAGE_SIZE;
+ rep->size = bo->num_pages * PAGE_SIZE;
rep->offset = bo->offset;
rep->arg_handle = bo->map_list.user_token;
rep->mask = bo->mem.mask;
* unregistered.
*/
-static int drm_buffer_object_map(drm_file_t * priv, uint32_t handle,
+static int drm_buffer_object_map(struct drm_file *file_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;
+ struct drm_buffer_object *bo;
+ struct drm_device *dev = file_priv->head->dev;
int ret = 0;
int no_wait = hint & DRM_BO_HINT_DONT_BLOCK;
mutex_lock(&dev->struct_mutex);
- bo = drm_lookup_buffer_object(priv, handle, 1);
+ bo = drm_lookup_buffer_object(file_priv, handle, 1);
mutex_unlock(&dev->struct_mutex);
if (!bo)
return -EINVAL;
mutex_lock(&bo->mutex);
- if (!(hint & DRM_BO_HINT_ALLOW_UNFENCED_MAP)) {
- ret = drm_bo_wait_unfenced(bo, no_wait, 0);
- if (ret)
- goto out;
- }
+ ret = drm_bo_wait_unfenced(bo, no_wait, 0);
+ if (ret)
+ goto out;
/*
* If this returns true, we are currently unmapped.
}
mutex_lock(&dev->struct_mutex);
- ret = drm_add_ref_object(priv, &bo->base, _DRM_REF_TYPE1);
+ ret = drm_add_ref_object(file_priv, &bo->base, _DRM_REF_TYPE1);
mutex_unlock(&dev->struct_mutex);
if (ret) {
if (atomic_add_negative(-1, &bo->mapped))
drm_bo_fill_rep_arg(bo, rep);
out:
mutex_unlock(&bo->mutex);
- drm_bo_usage_deref_unlocked(bo);
+ drm_bo_usage_deref_unlocked(&bo);
return ret;
}
-static int drm_buffer_object_unmap(drm_file_t * priv, uint32_t handle)
+static int drm_buffer_object_unmap(struct drm_file *file_priv, uint32_t handle)
{
- drm_device_t *dev = priv->head->dev;
- drm_buffer_object_t *bo;
- drm_ref_object_t *ro;
+ struct drm_device *dev = file_priv->head->dev;
+ struct drm_buffer_object *bo;
+ struct drm_ref_object *ro;
int ret = 0;
mutex_lock(&dev->struct_mutex);
- bo = drm_lookup_buffer_object(priv, handle, 1);
+ bo = drm_lookup_buffer_object(file_priv, handle, 1);
if (!bo) {
ret = -EINVAL;
goto out;
}
- ro = drm_lookup_ref_object(priv, &bo->base, _DRM_REF_TYPE1);
+ ro = drm_lookup_ref_object(file_priv, &bo->base, _DRM_REF_TYPE1);
if (!ro) {
ret = -EINVAL;
goto out;
}
- drm_remove_ref_object(priv, ro);
- drm_bo_usage_deref_locked(bo);
+ drm_remove_ref_object(file_priv, ro);
+ drm_bo_usage_deref_locked(&bo);
out:
mutex_unlock(&dev->struct_mutex);
return ret;
* Call struct-sem locked.
*/
-static void drm_buffer_user_object_unmap(drm_file_t * priv,
- drm_user_object_t * uo,
- drm_ref_t action)
+static void drm_buffer_user_object_unmap(struct drm_file *file_priv,
+ struct drm_user_object * uo,
+ enum drm_ref_type action)
{
- drm_buffer_object_t *bo =
- drm_user_object_entry(uo, drm_buffer_object_t, base);
+ struct drm_buffer_object *bo =
+ drm_user_object_entry(uo, struct drm_buffer_object, base);
/*
* We DON'T want to take the bo->lock here, because we want to
* Note that new_mem_flags are NOT transferred to the bo->mem.mask.
*/
-int drm_bo_move_buffer(drm_buffer_object_t * bo, uint32_t new_mem_flags,
+int drm_bo_move_buffer(struct drm_buffer_object * bo, uint32_t new_mem_flags,
int no_wait, int move_unfenced)
{
- drm_device_t *dev = bo->dev;
- drm_buffer_manager_t *bm = &dev->bm;
+ struct drm_device *dev = bo->dev;
+ struct drm_buffer_manager *bm = &dev->bm;
int ret = 0;
- drm_bo_mem_reg_t mem;
+ struct drm_bo_mem_reg mem;
/*
* Flush outstanding fences.
*/
if (ret)
return ret;
- mem.num_pages = bo->mem.num_pages;
+ mem.num_pages = bo->num_pages;
mem.size = mem.num_pages << PAGE_SHIFT;
mem.mask = new_mem_flags;
mem.page_alignment = bo->mem.page_alignment;
return ret;
}
-static int drm_bo_mem_compat(drm_bo_mem_reg_t * mem)
+static int drm_bo_mem_compat(struct drm_bo_mem_reg * mem)
{
uint32_t flag_diff = (mem->mask ^ mem->flags);
if ((mem->mask & mem->flags & DRM_BO_MASK_MEM) == 0)
return 0;
if ((flag_diff & DRM_BO_FLAG_CACHED) &&
- (!(mem->mask & DRM_BO_FLAG_CACHED) ||
+ (/* !(mem->mask & DRM_BO_FLAG_CACHED) ||*/
(mem->mask & DRM_BO_FLAG_FORCE_CACHING))) {
return 0;
}
return 1;
}
-static int drm_bo_check_fake(drm_device_t * dev, drm_bo_mem_reg_t * mem)
-{
- drm_buffer_manager_t *bm = &dev->bm;
- drm_mem_type_manager_t *man;
- uint32_t num_prios = dev->driver->bo_driver->num_mem_type_prio;
- const uint32_t *prios = dev->driver->bo_driver->mem_type_prio;
- uint32_t i;
- int type_ok = 0;
- uint32_t mem_type = 0;
- uint32_t cur_flags;
-
- if (drm_bo_mem_compat(mem))
- return 0;
-
- BUG_ON(mem->mm_node);
-
- for (i = 0; i < num_prios; ++i) {
- mem_type = prios[i];
- man = &bm->man[mem_type];
- type_ok = drm_bo_mt_compatible(man, mem_type, mem->mask,
- &cur_flags);
- if (type_ok)
- break;
- }
-
- if (type_ok) {
- mem->mm_node = NULL;
- mem->mem_type = mem_type;
- mem->flags = cur_flags;
- DRM_FLAG_MASKED(mem->flags, mem->mask, ~DRM_BO_MASK_MEMTYPE);
- return 0;
- }
-
- DRM_ERROR("Illegal fake buffer flags 0x%08x\n", mem->mask);
- return -EINVAL;
-}
-
/*
* bo locked.
*/
-static int drm_buffer_object_validate(drm_buffer_object_t * bo,
+static int drm_buffer_object_validate(struct drm_buffer_object * 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;
+ struct drm_device *dev = bo->dev;
+ struct drm_buffer_manager *bm = &dev->bm;
+ struct drm_bo_driver *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, &fence_class, &ftype);
+
if (ret) {
DRM_ERROR("Driver did not support given buffer permissions\n");
return ret;
}
- ret = drm_bo_wait_unmapped(bo, no_wait);
- if (ret)
- 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 (bo->type == drm_bo_type_fake) {
- ret = drm_bo_check_fake(dev, &bo->mem);
if (ret)
return ret;
+
+ }
+
+ bo->new_fence_class = fence_class;
+ bo->new_fence_type = ftype;
+
+ ret = drm_bo_wait_unmapped(bo, no_wait);
+ if (ret) {
+ DRM_ERROR("Timed out waiting for buffer unmap.\n");
+ return ret;
}
/*
} else if (bo->pinned_node != NULL) {
mutex_lock(&dev->struct_mutex);
- drm_mm_put_block(bo->pinned_node);
+
+ if (bo->pinned_node != bo->mem.mm_node)
+ drm_mm_put_block(bo->pinned_node);
+
list_del_init(&bo->pinned_lru);
bo->pinned_node = NULL;
mutex_unlock(&dev->struct_mutex);
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)
+int drm_bo_do_validate(struct drm_buffer_object *bo,
+ uint64_t flags, uint64_t mask, uint32_t hint,
+ uint32_t fence_class,
+ int no_wait,
+ struct drm_bo_info_rep *rep)
{
- drm_buffer_object_t *bo;
int ret;
- int no_wait = hint & DRM_BO_HINT_DONT_BLOCK;
-
- bo = drm_lookup_buffer_object(priv, handle, 1);
- if (!bo) {
- return -EINVAL;
- }
mutex_lock(&bo->mutex);
ret = drm_bo_wait_unfenced(bo, no_wait, 0);
if (ret)
goto out;
+
DRM_FLAG_MASKED(flags, bo->mem.mask, ~mask);
ret = drm_bo_new_mask(bo, flags, hint);
if (ret)
goto out;
- ret =
- drm_buffer_object_validate(bo, !(hint & DRM_BO_HINT_DONT_FENCE),
- no_wait);
- drm_bo_fill_rep_arg(bo, rep);
-
- out:
+ ret = drm_buffer_object_validate(bo,
+ fence_class,
+ !(hint & DRM_BO_HINT_DONT_FENCE),
+ no_wait);
+out:
+ if (rep)
+ drm_bo_fill_rep_arg(bo, rep);
mutex_unlock(&bo->mutex);
+ return ret;
+}
+EXPORT_SYMBOL(drm_bo_do_validate);
+
+
+int drm_bo_handle_validate(struct drm_file * file_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_buffer_object **bo_rep)
+{
+ struct drm_device *dev = file_priv->head->dev;
+ struct drm_buffer_object *bo;
+ int ret;
+ int no_wait = hint & DRM_BO_HINT_DONT_BLOCK;
+
+ mutex_lock(&dev->struct_mutex);
+ bo = drm_lookup_buffer_object(file_priv, handle, 1);
+ mutex_unlock(&dev->struct_mutex);
+
+ if (!bo) {
+ return -EINVAL;
+ }
+
+ /*
+ * Only allow creator to change shared buffer mask.
+ */
+
+ if (bo->base.owner != file_priv)
+ mask &= ~(DRM_BO_FLAG_NO_EVICT | DRM_BO_FLAG_NO_MOVE);
+
+
+ ret = drm_bo_do_validate(bo, flags, mask, hint, fence_class,
+ no_wait, rep);
+
+ if (!ret && bo_rep)
+ *bo_rep = bo;
+ else
+ drm_bo_usage_deref_unlocked(&bo);
- drm_bo_usage_deref_unlocked(bo);
return ret;
}
+EXPORT_SYMBOL(drm_bo_handle_validate);
-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(struct drm_file *file_priv, uint32_t handle,
+ struct drm_bo_info_rep *rep)
{
- drm_buffer_object_t *bo;
+ struct drm_device *dev = file_priv->head->dev;
+ struct drm_buffer_object *bo;
+
+ mutex_lock(&dev->struct_mutex);
+ bo = drm_lookup_buffer_object(file_priv, handle, 1);
+ mutex_unlock(&dev->struct_mutex);
- bo = drm_lookup_buffer_object(priv, handle, 1);
if (!bo) {
return -EINVAL;
}
(void)drm_bo_busy(bo);
drm_bo_fill_rep_arg(bo, rep);
mutex_unlock(&bo->mutex);
- drm_bo_usage_deref_unlocked(bo);
+ drm_bo_usage_deref_unlocked(&bo);
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(struct drm_file *file_priv, uint32_t handle,
+ uint32_t hint,
+ struct drm_bo_info_rep *rep)
{
- drm_buffer_object_t *bo;
+ struct drm_device *dev = file_priv->head->dev;
+ struct drm_buffer_object *bo;
int no_wait = hint & DRM_BO_HINT_DONT_BLOCK;
int ret;
- bo = drm_lookup_buffer_object(priv, handle, 1);
+ mutex_lock(&dev->struct_mutex);
+ bo = drm_lookup_buffer_object(file_priv, handle, 1);
+ mutex_unlock(&dev->struct_mutex);
+
if (!bo) {
return -EINVAL;
}
out:
mutex_unlock(&bo->mutex);
- drm_bo_usage_deref_unlocked(bo);
+ drm_bo_usage_deref_unlocked(&bo);
return ret;
}
-int drm_buffer_object_create(drm_file_t * priv,
+int drm_buffer_object_create(struct drm_device *dev,
unsigned long size,
- drm_bo_type_t type,
- uint32_t mask,
+ enum drm_bo_type type,
+ uint64_t mask,
uint32_t hint,
uint32_t page_alignment,
unsigned long buffer_start,
- drm_buffer_object_t ** buf_obj)
+ struct drm_buffer_object ** buf_obj)
{
- drm_device_t *dev = priv->head->dev;
- drm_buffer_manager_t *bm = &dev->bm;
- drm_buffer_object_t *bo;
+ struct drm_buffer_manager *bm = &dev->bm;
+ struct drm_buffer_object *bo;
int ret = 0;
unsigned long num_pages;
- if ((buffer_start & ~PAGE_MASK) && (type != drm_bo_type_fake)) {
+ if (buffer_start & ~PAGE_MASK) {
DRM_ERROR("Invalid buffer object start.\n");
return -EINVAL;
}
INIT_LIST_HEAD(&bo->vma_list);
#endif
bo->dev = dev;
- bo->type = type;
+ if (buffer_start != 0)
+ bo->type = drm_bo_type_user;
+ else
+ bo->type = type;
+ bo->num_pages = num_pages;
bo->mem.mem_type = DRM_BO_MEM_LOCAL;
- bo->mem.num_pages = num_pages;
+ bo->mem.num_pages = bo->num_pages;
bo->mem.mm_node = NULL;
bo->mem.page_alignment = page_alignment;
- if (bo->type == drm_bo_type_fake) {
- bo->offset = buffer_start;
- bo->buffer_start = 0;
- } else {
- bo->buffer_start = buffer_start;
- }
+ bo->buffer_start = buffer_start;
bo->priv_flags = 0;
- bo->mem.flags = 0;
- bo->mem.mask = 0;
+ bo->mem.flags = DRM_BO_FLAG_MEM_LOCAL | DRM_BO_FLAG_CACHED |
+ DRM_BO_FLAG_MAPPABLE;
+ bo->mem.mask = DRM_BO_FLAG_MEM_LOCAL | DRM_BO_FLAG_CACHED |
+ DRM_BO_FLAG_MAPPABLE;
atomic_inc(&bm->count);
ret = drm_bo_new_mask(bo, mask, hint);
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;
out_err:
mutex_unlock(&bo->mutex);
- drm_bo_usage_deref_unlocked(bo);
+ drm_bo_usage_deref_unlocked(&bo);
return ret;
}
+EXPORT_SYMBOL(drm_buffer_object_create);
+
-static int drm_bo_add_user_object(drm_file_t * priv, drm_buffer_object_t * bo,
- int shareable)
+static int drm_bo_add_user_object(struct drm_file *file_priv,
+ struct drm_buffer_object *bo, int shareable)
{
- drm_device_t *dev = priv->head->dev;
+ struct drm_device *dev = file_priv->head->dev;
int ret;
mutex_lock(&dev->struct_mutex);
- ret = drm_add_user_object(priv, &bo->base, shareable);
+ ret = drm_add_user_object(file_priv, &bo->base, shareable);
if (ret)
goto out;
return ret;
}
-static int drm_bo_lock_test(drm_device_t * dev, struct file *filp)
+int drm_bo_create_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv)
+{
+ struct drm_bo_create_arg *arg = data;
+ struct drm_bo_create_req *req = &arg->d.req;
+ struct drm_bo_info_rep *rep = &arg->d.rep;
+ struct drm_buffer_object *entry;
+ int ret = 0;
+
+ DRM_DEBUG("drm_bo_create_ioctl: %dkb, %dkb align\n",
+ (int)(req->size / 1024), req->page_alignment * 4);
+
+ if (!dev->bm.initialized) {
+ DRM_ERROR("Buffer object manager is not initialized.\n");
+ return -EINVAL;
+ }
+
+ ret = drm_buffer_object_create(file_priv->head->dev,
+ req->size, drm_bo_type_dc, req->mask,
+ req->hint, req->page_alignment,
+ req->buffer_start, &entry);
+ if (ret)
+ goto out;
+
+ ret = drm_bo_add_user_object(file_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);
+
+out:
+ return ret;
+}
+
+int drm_bo_setstatus_ioctl(struct drm_device *dev,
+ void *data, struct drm_file *file_priv)
{
- LOCK_TEST_WITH_RETURN(dev, filp);
+ struct drm_bo_map_wait_idle_arg *arg = data;
+ 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;
+ }
+
+ ret = drm_bo_handle_validate(file_priv, req->handle, req->fence_class,
+ req->flags,
+ req->mask,
+ req->hint | DRM_BO_HINT_DONT_FENCE,
+ rep, NULL);
+
+ if (ret)
+ return ret;
+
return 0;
}
-int drm_bo_ioctl(DRM_IOCTL_ARGS)
+int drm_bo_map_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv)
{
- DRM_DEVICE;
- drm_bo_arg_t arg;
- drm_bo_arg_request_t *req = &arg.d.req;
- drm_bo_arg_reply_t rep;
- unsigned long next;
- drm_user_object_t *uo;
- drm_buffer_object_t *entry;
+ struct drm_bo_map_wait_idle_arg *arg = data;
+ 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;
+ }
+
+ ret = drm_buffer_object_map(file_priv, req->handle, req->mask,
+ req->hint, rep);
+ if (ret)
+ return ret;
+
+ return 0;
+}
+int drm_bo_unmap_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv)
+{
+ struct drm_bo_handle_arg *arg = data;
+ int ret;
if (!dev->bm.initialized) {
DRM_ERROR("Buffer object manager is not initialized.\n");
return -EINVAL;
}
- do {
- DRM_COPY_FROM_USER_IOCTL(arg, (void __user *)data, sizeof(arg));
+ ret = drm_buffer_object_unmap(file_priv, arg->handle);
+ return ret;
+}
- if (arg.handled) {
- data = arg.next;
- continue;
- }
- rep.ret = 0;
- switch (req->op) {
- case drm_bo_create:
- rep.ret =
- drm_buffer_object_create(priv, 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;
- mutex_lock(&dev->struct_mutex);
- uo = drm_lookup_user_object(priv, req->handle);
- entry =
- drm_user_object_entry(uo, drm_buffer_object_t,
- base);
- atomic_dec(&entry->usage);
- mutex_unlock(&dev->struct_mutex);
- mutex_lock(&entry->mutex);
- drm_bo_fill_rep_arg(entry, &rep);
- mutex_unlock(&entry->mutex);
- 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)
- break;
- rep.ret =
- drm_bo_handle_validate(priv, req->handle, req->mask,
- req->arg_handle, 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);
- break;
- case drm_bo_ref_fence:
- rep.ret = -EINVAL;
- DRM_ERROR("Function is not implemented yet.\n");
- default:
- rep.ret = -EINVAL;
- }
- next = arg.next;
+int drm_bo_reference_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv)
+{
+ struct drm_bo_reference_info_arg *arg = data;
+ struct drm_bo_handle_arg *req = &arg->d.req;
+ struct drm_bo_info_rep *rep = &arg->d.rep;
+ struct drm_user_object *uo;
+ int ret;
- /*
- * A signal interrupted us. Make sure the ioctl is restartable.
- */
+ if (!dev->bm.initialized) {
+ DRM_ERROR("Buffer object manager is not initialized.\n");
+ return -EINVAL;
+ }
- if (rep.ret == -EAGAIN)
- return -EAGAIN;
+ ret = drm_user_object_ref(file_priv, req->handle,
+ drm_buffer_type, &uo);
+ if (ret)
+ return ret;
+
+ ret = drm_bo_handle_info(file_priv, req->handle, rep);
+ if (ret)
+ return ret;
- arg.handled = 1;
- arg.d.rep = rep;
- DRM_COPY_TO_USER_IOCTL((void __user *)data, arg, sizeof(arg));
- data = next;
- } while (data);
return 0;
}
-/**
- *Clean the unfenced list and put on regular LRU.
- *This is part of the memory manager cleanup and should only be
- *called with the DRI lock held.
- *Call dev->struct_sem locked.
- */
+int drm_bo_unreference_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv)
+{
+ struct drm_bo_handle_arg *arg = data;
+ int ret = 0;
+
+ if (!dev->bm.initialized) {
+ DRM_ERROR("Buffer object manager is not initialized.\n");
+ return -EINVAL;
+ }
+
+ ret = drm_user_object_unref(file_priv, arg->handle, drm_buffer_type);
+ return ret;
+}
-static void drm_bo_clean_unfenced(drm_device_t *dev)
+int drm_bo_info_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv)
{
- drm_buffer_manager_t *bm = &dev->bm;
- struct list_head *head, *list;
- drm_buffer_object_t *entry;
+ struct drm_bo_reference_info_arg *arg = data;
+ struct drm_bo_handle_arg *req = &arg->d.req;
+ struct drm_bo_info_rep *rep = &arg->d.rep;
+ int ret;
- head = &bm->unfenced;
+ if (!dev->bm.initialized) {
+ DRM_ERROR("Buffer object manager is not initialized.\n");
+ return -EINVAL;
+ }
- list = head->next;
- while(list != head) {
- prefetch(list->next);
- entry = list_entry(list, drm_buffer_object_t, lru);
+ ret = drm_bo_handle_info(file_priv, req->handle, rep);
+ if (ret)
+ return ret;
- atomic_inc(&entry->usage);
- mutex_unlock(&dev->struct_mutex);
- mutex_lock(&entry->mutex);
- mutex_lock(&dev->struct_mutex);
+ return 0;
+}
- list_del(&entry->lru);
- DRM_FLAG_MASKED(entry->priv_flags, 0, _DRM_BO_FLAG_UNFENCED);
- drm_bo_add_to_lru(entry);
- mutex_unlock(&entry->mutex);
- list = head->next;
+int drm_bo_wait_idle_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv)
+{
+ struct drm_bo_map_wait_idle_arg *arg = data;
+ 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;
}
+
+ ret = drm_bo_handle_wait(file_priv, req->handle,
+ req->hint, rep);
+ if (ret)
+ return ret;
+
+ return 0;
}
-static int drm_bo_leave_list(drm_buffer_object_t * bo,
+static int drm_bo_leave_list(struct drm_buffer_object * bo,
uint32_t mem_type,
int free_pinned, int allow_errors)
{
- drm_device_t *dev = bo->dev;
+ struct drm_device *dev = bo->dev;
int ret = 0;
mutex_lock(&bo->mutex);
}
-static drm_buffer_object_t *drm_bo_entry(struct list_head *list,
+static struct drm_buffer_object *drm_bo_entry(struct list_head *list,
int pinned_list)
{
if (pinned_list)
- return list_entry(list, drm_buffer_object_t, pinned_lru);
+ return list_entry(list, struct drm_buffer_object, pinned_lru);
else
- return list_entry(list, drm_buffer_object_t, lru);
+ return list_entry(list, struct drm_buffer_object, lru);
}
/*
* dev->struct_mutex locked.
*/
-static int drm_bo_force_list_clean(drm_device_t * dev,
+static int drm_bo_force_list_clean(struct drm_device * dev,
struct list_head *head,
unsigned mem_type,
int free_pinned,
int pinned_list)
{
struct list_head *list, *next, *prev;
- drm_buffer_object_t *entry, *nentry;
+ struct drm_buffer_object *entry, *nentry;
int ret;
int do_restart;
allow_errors);
mutex_lock(&dev->struct_mutex);
- drm_bo_usage_deref_locked(entry);
+ drm_bo_usage_deref_locked(&entry);
if (ret)
return ret;
do_restart = ((next->prev != list) && (next->prev != prev));
- if (nentry != NULL && do_restart) {
- drm_bo_usage_deref_locked(nentry);
- nentry = NULL;
- }
+ if (nentry != NULL && do_restart)
+ drm_bo_usage_deref_locked(&nentry);
if (do_restart)
goto restart;
return 0;
}
-int drm_bo_clean_mm(drm_device_t * dev, unsigned mem_type)
+int drm_bo_clean_mm(struct drm_device * dev, unsigned mem_type)
{
- drm_buffer_manager_t *bm = &dev->bm;
- drm_mem_type_manager_t *man = &bm->man[mem_type];
+ struct drm_buffer_manager *bm = &dev->bm;
+ struct drm_mem_type_manager *man = &bm->man[mem_type];
int ret = -EINVAL;
if (mem_type >= DRM_BO_MEM_TYPES) {
if (!man->has_type) {
DRM_ERROR("Trying to take down uninitialized "
- "memory manager type\n");
+ "memory manager type %u\n", mem_type);
return ret;
}
man->use_type = 0;
ret = 0;
if (mem_type > 0) {
-
- drm_bo_clean_unfenced(dev);
+ BUG_ON(!list_empty(&bm->unfenced));
drm_bo_force_list_clean(dev, &man->lru, mem_type, 1, 0, 0);
drm_bo_force_list_clean(dev, &man->pinned, mem_type, 1, 0, 1);
return ret;
}
+EXPORT_SYMBOL(drm_bo_clean_mm);
/**
*Evict all buffers of a particular mem_type, but leave memory manager
*point since we have the hardware lock.
*/
-static int drm_bo_lock_mm(drm_device_t * dev, unsigned mem_type)
+static int drm_bo_lock_mm(struct drm_device * dev, unsigned mem_type)
{
int ret;
- drm_buffer_manager_t *bm = &dev->bm;
- drm_mem_type_manager_t *man = &bm->man[mem_type];
+ struct drm_buffer_manager *bm = &dev->bm;
+ struct drm_mem_type_manager *man = &bm->man[mem_type];
if (mem_type == 0 || mem_type >= DRM_BO_MEM_TYPES) {
- DRM_ERROR("Illegal memory manager memory type %u,\n", mem_type);
+ DRM_ERROR("Illegal memory manager memory type %u.\n", mem_type);
return -EINVAL;
}
- drm_bo_clean_unfenced(dev);
+ if (!man->has_type) {
+ DRM_ERROR("Memory type %u has not been initialized.\n",
+ mem_type);
+ return 0;
+ }
+
ret = drm_bo_force_list_clean(dev, &man->lru, mem_type, 0, 1, 0);
if (ret)
return ret;
return ret;
}
-int drm_bo_init_mm(drm_device_t * dev,
+int drm_bo_init_mm(struct drm_device * dev,
unsigned type,
unsigned long p_offset, unsigned long p_size)
{
- drm_buffer_manager_t *bm = &dev->bm;
+ struct drm_buffer_manager *bm = &dev->bm;
int ret = -EINVAL;
- drm_mem_type_manager_t *man;
+ struct drm_mem_type_manager *man;
if (type >= DRM_BO_MEM_TYPES) {
DRM_ERROR("Illegal memory type %d\n", type);
* any clients still running when we set the initialized flag to zero.
*/
-int drm_bo_driver_finish(drm_device_t * dev)
+int drm_bo_driver_finish(struct drm_device * dev)
{
- drm_buffer_manager_t *bm = &dev->bm;
+ struct drm_buffer_manager *bm = &dev->bm;
int ret = 0;
unsigned i = DRM_BO_MEM_TYPES;
- drm_mem_type_manager_t *man;
+ struct drm_mem_type_manager *man;
mutex_lock(&dev->bm.init_mutex);
mutex_lock(&dev->struct_mutex);
return ret;
}
-int drm_bo_driver_init(drm_device_t * dev)
+int drm_bo_driver_init(struct drm_device * dev)
{
- drm_bo_driver_t *driver = dev->driver->bo_driver;
- drm_buffer_manager_t *bm = &dev->bm;
+ struct drm_bo_driver *driver = dev->driver->bo_driver;
+ struct drm_buffer_manager *bm = &dev->bm;
int ret = -EINVAL;
mutex_lock(&dev->bm.init_mutex);
* Initialize the system memory buffer type.
* Other types need to be driver / IOCTL initialized.
*/
-
- ret = drm_bo_init_mm(dev, 0, 0, 0);
+ ret = drm_bo_init_mm(dev, DRM_BO_MEM_LOCAL, 0, 0);
if (ret)
goto out_unlock;
EXPORT_SYMBOL(drm_bo_driver_init);
-int drm_mm_init_ioctl(DRM_IOCTL_ARGS)
+int drm_mm_init_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv)
{
- DRM_DEVICE;
+ struct drm_mm_init_arg *arg = data;
+ struct drm_buffer_manager *bm = &dev->bm;
+ struct drm_bo_driver *driver = dev->driver->bo_driver;
+ int ret;
- int ret = 0;
- drm_mm_init_arg_t arg;
- drm_buffer_manager_t *bm = &dev->bm;
- drm_bo_driver_t *driver = dev->driver->bo_driver;
+ if (!driver) {
+ DRM_ERROR("Buffer objects are not supported by this driver\n");
+ return -EINVAL;
+ }
+
+ 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;
+
+ return 0;
+}
+
+int drm_mm_takedown_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv)
+{
+ struct drm_mm_type_arg *arg = data;
+ struct drm_buffer_manager *bm = &dev->bm;
+ struct drm_bo_driver *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, file_priv);
+ 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;
- 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");
+ return 0;
+}
+
+int drm_mm_lock_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv)
+{
+ struct drm_mm_type_arg *arg = data;
+ struct drm_bo_driver *driver = dev->driver->bo_driver;
+ int ret;
+
+ if (!driver) {
+ DRM_ERROR("Buffer objects are not supported by this driver\n");
return -EINVAL;
}
+ LOCK_TEST_WITH_RETURN(dev, file_priv);
+ 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;
+
+ return 0;
+}
+
+int drm_mm_unlock_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv)
+{
+ struct drm_bo_driver *driver = dev->driver->bo_driver;
+ int ret;
+
+ if (!driver) {
+ DRM_ERROR("Buffer objects are not supported by this driver\n");
+ return -EINVAL;
+ }
+
+ LOCK_TEST_WITH_RETURN(dev, file_priv);
+ 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)
return ret;
- DRM_COPY_TO_USER_IOCTL((void __user *)data, arg, sizeof(arg));
return 0;
}
* buffer object vm functions.
*/
-int drm_mem_reg_is_pci(drm_device_t * dev, drm_bo_mem_reg_t * mem)
+int drm_mem_reg_is_pci(struct drm_device * dev, struct drm_bo_mem_reg * mem)
{
- drm_buffer_manager_t *bm = &dev->bm;
- drm_mem_type_manager_t *man = &bm->man[mem->mem_type];
+ struct drm_buffer_manager *bm = &dev->bm;
+ struct drm_mem_type_manager *man = &bm->man[mem->mem_type];
if (!(man->flags & _DRM_FLAG_MEMTYPE_FIXED)) {
if (mem->mem_type == DRM_BO_MEM_LOCAL)
* Otherwise returns zero.
*/
-int drm_bo_pci_offset(drm_device_t * dev,
- drm_bo_mem_reg_t * mem,
+int drm_bo_pci_offset(struct drm_device *dev,
+ struct drm_bo_mem_reg *mem,
unsigned long *bus_base,
unsigned long *bus_offset, unsigned long *bus_size)
{
- drm_buffer_manager_t *bm = &dev->bm;
- drm_mem_type_manager_t *man = &bm->man[mem->mem_type];
+ struct drm_buffer_manager *bm = &dev->bm;
+ struct drm_mem_type_manager *man = &bm->man[mem->mem_type];
*bus_size = 0;
if (!(man->flags & _DRM_FLAG_MEMTYPE_MAPPABLE))
* Call bo->mutex locked.
*/
-void drm_bo_unmap_virtual(drm_buffer_object_t * bo)
+void drm_bo_unmap_virtual(struct drm_buffer_object * bo)
{
- drm_device_t *dev = bo->dev;
+ struct drm_device *dev = bo->dev;
loff_t offset = ((loff_t) bo->map_list.hash.key) << PAGE_SHIFT;
loff_t holelen = ((loff_t) bo->mem.num_pages) << PAGE_SHIFT;
+ if (!dev->dev_mapping)
+ return;
+
unmap_mapping_range(dev->dev_mapping, offset, holelen, 1);
}
-static void drm_bo_takedown_vm_locked(drm_buffer_object_t * bo)
+static void drm_bo_takedown_vm_locked(struct drm_buffer_object * bo)
{
- drm_map_list_t *list = &bo->map_list;
+ struct drm_map_list *list = &bo->map_list;
drm_local_map_t *map;
- drm_device_t *dev = bo->dev;
+ struct drm_device *dev = bo->dev;
+ DRM_ASSERT_LOCKED(&dev->struct_mutex);
if (list->user_token) {
drm_ht_remove_item(&dev->map_hash, &list->hash);
list->user_token = 0;
drm_ctl_free(map, sizeof(*map), DRM_MEM_BUFOBJ);
list->map = NULL;
list->user_token = 0ULL;
- drm_bo_usage_deref_locked(bo);
+ drm_bo_usage_deref_locked(&bo);
}
-static int drm_bo_setup_vm_locked(drm_buffer_object_t * bo)
+static int drm_bo_setup_vm_locked(struct drm_buffer_object * bo)
{
- drm_map_list_t *list = &bo->map_list;
+ struct drm_map_list *list = &bo->map_list;
drm_local_map_t *map;
- drm_device_t *dev = bo->dev;
+ struct drm_device *dev = bo->dev;
+ DRM_ASSERT_LOCKED(&dev->struct_mutex);
list->map = drm_ctl_calloc(1, sizeof(*map), DRM_MEM_BUFOBJ);
if (!list->map)
return -ENOMEM;
return -ENOMEM;
}
- list->user_token = ((drm_u64_t) list->hash.key) << PAGE_SHIFT;
+ list->user_token = ((uint64_t) list->hash.key) << PAGE_SHIFT;
return 0;
}
projects / platform / upstream / libdrm.git / blobdiff