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authorTakashi Iwai <tiwai@suse.de>2015-12-21 13:46:30 +0300
committerTakashi Iwai <tiwai@suse.de>2015-12-21 13:46:30 +0300
commit1d9d4495001d3c470e5c902ff35a6aa626924fc1 (patch)
tree1ae39f4ccadb610bc16fea88a1f93b23a4df37b1 /drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
parentd3d33aabac51341065bcce0e9c2d9d27902a08c4 (diff)
parente2dc7d7d8ed3019f72855af1c3dcda3fb456b488 (diff)
downloadlinux-1d9d4495001d3c470e5c902ff35a6aa626924fc1.tar.xz
Merge branch 'topic/hdmi-jack' into for-next
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c19
1 files changed, 5 insertions, 14 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
index 00c5b580f56c..f6ea4b43a60c 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
@@ -115,12 +115,9 @@ int amdgpu_gem_object_open(struct drm_gem_object *obj, struct drm_file *file_pri
struct amdgpu_vm *vm = &fpriv->vm;
struct amdgpu_bo_va *bo_va;
int r;
- mutex_lock(&vm->mutex);
r = amdgpu_bo_reserve(rbo, false);
- if (r) {
- mutex_unlock(&vm->mutex);
+ if (r)
return r;
- }
bo_va = amdgpu_vm_bo_find(vm, rbo);
if (!bo_va) {
@@ -129,7 +126,6 @@ int amdgpu_gem_object_open(struct drm_gem_object *obj, struct drm_file *file_pri
++bo_va->ref_count;
}
amdgpu_bo_unreserve(rbo);
- mutex_unlock(&vm->mutex);
return 0;
}
@@ -142,10 +138,8 @@ void amdgpu_gem_object_close(struct drm_gem_object *obj,
struct amdgpu_vm *vm = &fpriv->vm;
struct amdgpu_bo_va *bo_va;
int r;
- mutex_lock(&vm->mutex);
r = amdgpu_bo_reserve(rbo, true);
if (r) {
- mutex_unlock(&vm->mutex);
dev_err(adev->dev, "leaking bo va because "
"we fail to reserve bo (%d)\n", r);
return;
@@ -157,7 +151,6 @@ void amdgpu_gem_object_close(struct drm_gem_object *obj,
}
}
amdgpu_bo_unreserve(rbo);
- mutex_unlock(&vm->mutex);
}
static int amdgpu_gem_handle_lockup(struct amdgpu_device *adev, int r)
@@ -242,8 +235,9 @@ int amdgpu_gem_userptr_ioctl(struct drm_device *dev, void *data,
AMDGPU_GEM_USERPTR_REGISTER))
return -EINVAL;
- if (!(args->flags & AMDGPU_GEM_USERPTR_ANONONLY) ||
- !(args->flags & AMDGPU_GEM_USERPTR_REGISTER)) {
+ if (!(args->flags & AMDGPU_GEM_USERPTR_READONLY) && (
+ !(args->flags & AMDGPU_GEM_USERPTR_ANONONLY) ||
+ !(args->flags & AMDGPU_GEM_USERPTR_REGISTER))) {
/* if we want to write to it we must require anonymous
memory and install a MMU notifier */
@@ -553,7 +547,6 @@ int amdgpu_gem_va_ioctl(struct drm_device *dev, void *data,
gobj = drm_gem_object_lookup(dev, filp, args->handle);
if (gobj == NULL)
return -ENOENT;
- mutex_lock(&fpriv->vm.mutex);
rbo = gem_to_amdgpu_bo(gobj);
INIT_LIST_HEAD(&list);
INIT_LIST_HEAD(&duplicates);
@@ -568,7 +561,6 @@ int amdgpu_gem_va_ioctl(struct drm_device *dev, void *data,
}
r = ttm_eu_reserve_buffers(&ticket, &list, true, &duplicates);
if (r) {
- mutex_unlock(&fpriv->vm.mutex);
drm_gem_object_unreference_unlocked(gobj);
return r;
}
@@ -577,7 +569,6 @@ int amdgpu_gem_va_ioctl(struct drm_device *dev, void *data,
if (!bo_va) {
ttm_eu_backoff_reservation(&ticket, &list);
drm_gem_object_unreference_unlocked(gobj);
- mutex_unlock(&fpriv->vm.mutex);
return -ENOENT;
}
@@ -602,7 +593,7 @@ int amdgpu_gem_va_ioctl(struct drm_device *dev, void *data,
ttm_eu_backoff_reservation(&ticket, &list);
if (!r && !(args->flags & AMDGPU_VM_DELAY_UPDATE))
amdgpu_gem_va_update_vm(adev, bo_va, args->operation);
- mutex_unlock(&fpriv->vm.mutex);
+
drm_gem_object_unreference_unlocked(gobj);
return r;
}