Just a copy&paste leftover from radeon.
Signed-off-by: Christian König <christian.koe...@amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c | 134 ++++++++++++++++-----------------
1 file changed, 67 insertions(+), 67 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c
index bd67f4cb8e6c..36ed7b1b6cf0 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c
@@ -62,7 +62,7 @@ struct amdgpu_mn_node {
};
/**
- * amdgpu_mn_destroy - destroy the rmn
+ * amdgpu_mn_destroy - destroy the amn
*
* @work: previously sheduled work item
*
@@ -70,26 +70,26 @@ struct amdgpu_mn_node {
*/
static void amdgpu_mn_destroy(struct work_struct *work)
{
- struct amdgpu_mn *rmn = container_of(work, struct amdgpu_mn, work);
- struct amdgpu_device *adev = rmn->adev;
+ struct amdgpu_mn *amn = container_of(work, struct amdgpu_mn, work);
+ struct amdgpu_device *adev = amn->adev;
struct amdgpu_mn_node *node, *next_node;
struct amdgpu_bo *bo, *next_bo;
mutex_lock(&adev->mn_lock);
- down_write(&rmn->lock);
- hash_del(&rmn->node);
+ down_write(&amn->lock);
+ hash_del(&amn->node);
rbtree_postorder_for_each_entry_safe(node, next_node,
- &rmn->objects.rb_root, it.rb) {
+ &amn->objects.rb_root, it.rb) {
list_for_each_entry_safe(bo, next_bo, &node->bos, mn_list) {
bo->mn = NULL;
list_del_init(&bo->mn_list);
}
kfree(node);
}
- up_write(&rmn->lock);
+ up_write(&amn->lock);
mutex_unlock(&adev->mn_lock);
- mmu_notifier_unregister_no_release(&rmn->mn, rmn->mm);
- kfree(rmn);
+ mmu_notifier_unregister_no_release(&amn->mn, amn->mm);
+ kfree(amn);
}
/**
@@ -103,9 +103,9 @@ static void amdgpu_mn_destroy(struct work_struct *work)
static void amdgpu_mn_release(struct mmu_notifier *mn,
struct mm_struct *mm)
{
- struct amdgpu_mn *rmn = container_of(mn, struct amdgpu_mn, mn);
- INIT_WORK(&rmn->work, amdgpu_mn_destroy);
- schedule_work(&rmn->work);
+ struct amdgpu_mn *amn = container_of(mn, struct amdgpu_mn, mn);
+ INIT_WORK(&amn->work, amdgpu_mn_destroy);
+ schedule_work(&amn->work);
}
@@ -128,31 +128,31 @@ void amdgpu_mn_unlock(struct amdgpu_mn *mn)
}
/**
- * amdgpu_mn_read_lock - take the rmn read lock
+ * amdgpu_mn_read_lock - take the amn read lock
*
- * @rmn: our notifier
+ * @amn: our notifier
*
- * Take the rmn read side lock.
+ * Take the amn read side lock.
*/
-static void amdgpu_mn_read_lock(struct amdgpu_mn *rmn)
+static void amdgpu_mn_read_lock(struct amdgpu_mn *amn)
{
- mutex_lock(&rmn->read_lock);
- if (atomic_inc_return(&rmn->recursion) == 1)
- down_read_non_owner(&rmn->lock);
- mutex_unlock(&rmn->read_lock);
+ mutex_lock(&amn->read_lock);
+ if (atomic_inc_return(&amn->recursion) == 1)
+ down_read_non_owner(&amn->lock);
+ mutex_unlock(&amn->read_lock);
}
/**
- * amdgpu_mn_read_unlock - drop the rmn read lock
+ * amdgpu_mn_read_unlock - drop the amn read lock
*
- * @rmn: our notifier
+ * @amn: our notifier
*
- * Drop the rmn read side lock.
+ * Drop the amn read side lock.
*/
-static void amdgpu_mn_read_unlock(struct amdgpu_mn *rmn)
+static void amdgpu_mn_read_unlock(struct amdgpu_mn *amn)
{
- if (atomic_dec_return(&rmn->recursion) == 0)
- up_read_non_owner(&rmn->lock);
+ if (atomic_dec_return(&amn->recursion) == 0)
+ up_read_non_owner(&amn->lock);
}
/**
@@ -200,15 +200,15 @@ static void amdgpu_mn_invalidate_range_start(struct
mmu_notifier *mn,
unsigned long start,
unsigned long end)
{
- struct amdgpu_mn *rmn = container_of(mn, struct amdgpu_mn, mn);
+ struct amdgpu_mn *amn = container_of(mn, struct amdgpu_mn, mn);
struct interval_tree_node *it;
/* notification is exclusive, but interval is inclusive */
end -= 1;
- amdgpu_mn_read_lock(rmn);
+ amdgpu_mn_read_lock(amn);
- it = interval_tree_iter_first(&rmn->objects, start, end);
+ it = interval_tree_iter_first(&amn->objects, start, end);
while (it) {
struct amdgpu_mn_node *node;
@@ -234,9 +234,9 @@ static void amdgpu_mn_invalidate_range_end(struct
mmu_notifier *mn,
unsigned long start,
unsigned long end)
{
- struct amdgpu_mn *rmn = container_of(mn, struct amdgpu_mn, mn);
+ struct amdgpu_mn *amn = container_of(mn, struct amdgpu_mn, mn);
- amdgpu_mn_read_unlock(rmn);
+ amdgpu_mn_read_unlock(amn);
}
static const struct mmu_notifier_ops amdgpu_mn_ops = {
@@ -255,7 +255,7 @@ static const struct mmu_notifier_ops amdgpu_mn_ops = {
struct amdgpu_mn *amdgpu_mn_get(struct amdgpu_device *adev)
{
struct mm_struct *mm = current->mm;
- struct amdgpu_mn *rmn;
+ struct amdgpu_mn *amn;
int r;
mutex_lock(&adev->mn_lock);
@@ -264,40 +264,40 @@ struct amdgpu_mn *amdgpu_mn_get(struct amdgpu_device
*adev)
return ERR_PTR(-EINTR);
}
- hash_for_each_possible(adev->mn_hash, rmn, node, (unsigned long)mm)
- if (rmn->mm == mm)
+ hash_for_each_possible(adev->mn_hash, amn, node, (unsigned long)mm)
+ if (amn->mm == mm)
goto release_locks;
- rmn = kzalloc(sizeof(*rmn), GFP_KERNEL);
- if (!rmn) {
- rmn = ERR_PTR(-ENOMEM);
+ amn = kzalloc(sizeof(*amn), GFP_KERNEL);
+ if (!amn) {
+ amn = ERR_PTR(-ENOMEM);
goto release_locks;
}
- rmn->adev = adev;
- rmn->mm = mm;
- rmn->mn.ops = &amdgpu_mn_ops;
- init_rwsem(&rmn->lock);
- rmn->objects = RB_ROOT_CACHED;
- mutex_init(&rmn->read_lock);
- atomic_set(&rmn->recursion, 0);
+ amn->adev = adev;
+ amn->mm = mm;
+ amn->mn.ops = &amdgpu_mn_ops;
+ init_rwsem(&amn->lock);
+ amn->objects = RB_ROOT_CACHED;
+ mutex_init(&amn->read_lock);
+ atomic_set(&amn->recursion, 0);
- r = __mmu_notifier_register(&rmn->mn, mm);
+ r = __mmu_notifier_register(&amn->mn, mm);
if (r)
- goto free_rmn;
+ goto free_amn;
- hash_add(adev->mn_hash, &rmn->node, (unsigned long)mm);
+ hash_add(adev->mn_hash, &amn->node, (unsigned long)mm);
release_locks:
up_write(&mm->mmap_sem);
mutex_unlock(&adev->mn_lock);
- return rmn;
+ return amn;
-free_rmn:
+free_amn:
up_write(&mm->mmap_sem);
mutex_unlock(&adev->mn_lock);
- kfree(rmn);
+ kfree(amn);
return ERR_PTR(r);
}
@@ -315,23 +315,23 @@ int amdgpu_mn_register(struct amdgpu_bo *bo, unsigned
long addr)
{
unsigned long end = addr + amdgpu_bo_size(bo) - 1;
struct amdgpu_device *adev = amdgpu_ttm_adev(bo->tbo.bdev);
- struct amdgpu_mn *rmn;
+ struct amdgpu_mn *amn;
struct amdgpu_mn_node *node = NULL;
struct list_head bos;
struct interval_tree_node *it;
- rmn = amdgpu_mn_get(adev);
- if (IS_ERR(rmn))
- return PTR_ERR(rmn);
+ amn = amdgpu_mn_get(adev);
+ if (IS_ERR(amn))
+ return PTR_ERR(amn);
INIT_LIST_HEAD(&bos);
- down_write(&rmn->lock);
+ down_write(&amn->lock);
- while ((it = interval_tree_iter_first(&rmn->objects, addr, end))) {
+ while ((it = interval_tree_iter_first(&amn->objects, addr, end))) {
kfree(node);
node = container_of(it, struct amdgpu_mn_node, it);
- interval_tree_remove(&node->it, &rmn->objects);
+ interval_tree_remove(&node->it, &amn->objects);
addr = min(it->start, addr);
end = max(it->last, end);
list_splice(&node->bos, &bos);
@@ -340,12 +340,12 @@ int amdgpu_mn_register(struct amdgpu_bo *bo, unsigned
long addr)
if (!node) {
node = kmalloc(sizeof(struct amdgpu_mn_node), GFP_KERNEL);
if (!node) {
- up_write(&rmn->lock);
+ up_write(&amn->lock);
return -ENOMEM;
}
}
- bo->mn = rmn;
+ bo->mn = amn;
node->it.start = addr;
node->it.last = end;
@@ -353,9 +353,9 @@ int amdgpu_mn_register(struct amdgpu_bo *bo, unsigned long
addr)
list_splice(&bos, &node->bos);
list_add(&bo->mn_list, &node->bos);
- interval_tree_insert(&node->it, &rmn->objects);
+ interval_tree_insert(&node->it, &amn->objects);
- up_write(&rmn->lock);
+ up_write(&amn->lock);
return 0;
}
@@ -370,18 +370,18 @@ int amdgpu_mn_register(struct amdgpu_bo *bo, unsigned
long addr)
void amdgpu_mn_unregister(struct amdgpu_bo *bo)
{
struct amdgpu_device *adev = amdgpu_ttm_adev(bo->tbo.bdev);
- struct amdgpu_mn *rmn;
+ struct amdgpu_mn *amn;
struct list_head *head;
mutex_lock(&adev->mn_lock);
- rmn = bo->mn;
- if (rmn == NULL) {
+ amn = bo->mn;
+ if (amn == NULL) {
mutex_unlock(&adev->mn_lock);
return;
}
- down_write(&rmn->lock);
+ down_write(&amn->lock);
/* save the next list entry for later */
head = bo->mn_list.next;
@@ -392,11 +392,11 @@ void amdgpu_mn_unregister(struct amdgpu_bo *bo)
if (list_empty(head)) {
struct amdgpu_mn_node *node;
node = container_of(head, struct amdgpu_mn_node, bos);
- interval_tree_remove(&node->it, &rmn->objects);
+ interval_tree_remove(&node->it, &amn->objects);
kfree(node);
}
- up_write(&rmn->lock);
+ up_write(&amn->lock);
mutex_unlock(&adev->mn_lock);
}
--
2.14.1
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