if (msm_obj->flags & (MSM_BO_WC|MSM_BO_UNCACHED))
sync_for_device(msm_obj);
- GEM_WARN_ON(msm_obj->active_count);
update_inactive(msm_obj);
}
return prot;
}
-int msm_gem_mmap_obj(struct drm_gem_object *obj,
- struct vm_area_struct *vma)
-{
- struct msm_gem_object *msm_obj = to_msm_bo(obj);
-
- vma->vm_flags &= ~VM_PFNMAP;
- vma->vm_flags |= VM_MIXEDMAP;
- vma->vm_page_prot = msm_gem_pgprot(msm_obj, vm_get_page_prot(vma->vm_flags));
-
- return 0;
-}
-
-int msm_gem_mmap(struct file *filp, struct vm_area_struct *vma)
-{
- int ret;
-
- ret = drm_gem_mmap(filp, vma);
- if (ret) {
- DBG("mmap failed: %d", ret);
- return ret;
- }
-
- return msm_gem_mmap_obj(vma->vm_private_data, vma);
-}
-
static vm_fault_t msm_gem_fault(struct vm_fault *vmf)
{
struct vm_area_struct *vma = vmf->vma;
msm_obj->vaddr = NULL;
}
-/* must be called before _move_to_active().. */
-int msm_gem_sync_object(struct drm_gem_object *obj,
- struct msm_fence_context *fctx, bool exclusive)
-{
- struct dma_resv_list *fobj;
- struct dma_fence *fence;
- int i, ret;
-
- fobj = dma_resv_shared_list(obj->resv);
- if (!fobj || (fobj->shared_count == 0)) {
- fence = dma_resv_excl_fence(obj->resv);
- /* don't need to wait on our own fences, since ring is fifo */
- if (fence && (fence->context != fctx->context)) {
- ret = dma_fence_wait(fence, true);
- if (ret)
- return ret;
- }
- }
-
- if (!exclusive || !fobj)
- return 0;
-
- for (i = 0; i < fobj->shared_count; i++) {
- fence = rcu_dereference_protected(fobj->shared[i],
- dma_resv_held(obj->resv));
- if (fence->context != fctx->context) {
- ret = dma_fence_wait(fence, true);
- if (ret)
- return ret;
- }
- }
-
- return 0;
-}
-
void msm_gem_active_get(struct drm_gem_object *obj, struct msm_gpu *gpu)
{
struct msm_gem_object *msm_obj = to_msm_bo(obj);
GEM_WARN_ON(!msm_gem_is_locked(obj));
GEM_WARN_ON(msm_obj->madv != MSM_MADV_WILLNEED);
GEM_WARN_ON(msm_obj->dontneed);
- GEM_WARN_ON(!msm_obj->sgt);
if (msm_obj->active_count++ == 0) {
mutex_lock(&priv->mm_lock);
if (msm_obj->evictable)
mark_unevictable(msm_obj);
- list_del(&msm_obj->mm_list);
- list_add_tail(&msm_obj->mm_list, &gpu->active_list);
+ list_move_tail(&msm_obj->mm_list, &gpu->active_list);
mutex_unlock(&priv->mm_lock);
}
}
}
#endif
-/* don't call directly! Use drm_gem_object_put_locked() and friends */
+/* don't call directly! Use drm_gem_object_put() */
void msm_gem_free_object(struct drm_gem_object *obj)
{
struct msm_gem_object *msm_obj = to_msm_bo(obj);
kfree(msm_obj);
}
+static int msm_gem_object_mmap(struct drm_gem_object *obj, struct vm_area_struct *vma)
+{
+ struct msm_gem_object *msm_obj = to_msm_bo(obj);
+
+ vma->vm_flags &= ~VM_PFNMAP;
+ vma->vm_flags |= VM_MIXEDMAP | VM_DONTEXPAND;
+ vma->vm_page_prot = msm_gem_pgprot(msm_obj, vm_get_page_prot(vma->vm_flags));
+
+ return 0;
+}
+
/* convenience method to construct a GEM buffer object, and userspace handle */
int msm_gem_new_handle(struct drm_device *dev, struct drm_file *file,
uint32_t size, uint32_t flags, uint32_t *handle,
.get_sg_table = msm_gem_prime_get_sg_table,
.vmap = msm_gem_prime_vmap,
.vunmap = msm_gem_prime_vunmap,
+ .mmap = msm_gem_object_mmap,
.vm_ops = &vm_ops,
};
case MSM_BO_CACHED_COHERENT:
if (priv->has_cached_coherent)
break;
- /* fallthrough */
+ fallthrough;
default:
DRM_DEV_ERROR(dev->dev, "invalid cache flag: %x\n",
(flags & MSM_BO_CACHE_MASK));
msm_obj->flags = flags;
msm_obj->madv = MSM_MADV_WILLNEED;
- INIT_LIST_HEAD(&msm_obj->submit_entry);
INIT_LIST_HEAD(&msm_obj->vmas);
*obj = &msm_obj->base;
return 0;
}
-static struct drm_gem_object *_msm_gem_new(struct drm_device *dev,
- uint32_t size, uint32_t flags, bool struct_mutex_locked)
+struct drm_gem_object *msm_gem_new(struct drm_device *dev, uint32_t size, uint32_t flags)
{
struct msm_drm_private *priv = dev->dev_private;
struct msm_gem_object *msm_obj;
return obj;
fail:
- if (struct_mutex_locked) {
- drm_gem_object_put_locked(obj);
- } else {
- drm_gem_object_put(obj);
- }
+ drm_gem_object_put(obj);
return ERR_PTR(ret);
}
-struct drm_gem_object *msm_gem_new_locked(struct drm_device *dev,
- uint32_t size, uint32_t flags)
-{
- return _msm_gem_new(dev, size, flags, true);
-}
-
-struct drm_gem_object *msm_gem_new(struct drm_device *dev,
- uint32_t size, uint32_t flags)
-{
- return _msm_gem_new(dev, size, flags, false);
-}
-
struct drm_gem_object *msm_gem_import(struct drm_device *dev,
struct dma_buf *dmabuf, struct sg_table *sgt)
{
return ERR_PTR(ret);
}
-static void *_msm_gem_kernel_new(struct drm_device *dev, uint32_t size,
+void *msm_gem_kernel_new(struct drm_device *dev, uint32_t size,
uint32_t flags, struct msm_gem_address_space *aspace,
- struct drm_gem_object **bo, uint64_t *iova, bool locked)
+ struct drm_gem_object **bo, uint64_t *iova)
{
void *vaddr;
- struct drm_gem_object *obj = _msm_gem_new(dev, size, flags, locked);
+ struct drm_gem_object *obj = msm_gem_new(dev, size, flags);
int ret;
if (IS_ERR(obj))
return vaddr;
err:
- if (locked)
- drm_gem_object_put_locked(obj);
- else
- drm_gem_object_put(obj);
+ drm_gem_object_put(obj);
return ERR_PTR(ret);
}
-void *msm_gem_kernel_new(struct drm_device *dev, uint32_t size,
- uint32_t flags, struct msm_gem_address_space *aspace,
- struct drm_gem_object **bo, uint64_t *iova)
-{
- return _msm_gem_kernel_new(dev, size, flags, aspace, bo, iova, false);
-}
-
-void *msm_gem_kernel_new_locked(struct drm_device *dev, uint32_t size,
- uint32_t flags, struct msm_gem_address_space *aspace,
- struct drm_gem_object **bo, uint64_t *iova)
-{
- return _msm_gem_kernel_new(dev, size, flags, aspace, bo, iova, true);
-}
-
void msm_gem_kernel_put(struct drm_gem_object *bo,
- struct msm_gem_address_space *aspace, bool locked)
+ struct msm_gem_address_space *aspace)
{
if (IS_ERR_OR_NULL(bo))
return;
msm_gem_put_vaddr(bo);
msm_gem_unpin_iova(bo, aspace);
-
- if (locked)
- drm_gem_object_put_locked(bo);
- else
- drm_gem_object_put(bo);
+ drm_gem_object_put(bo);
}
void msm_gem_object_set_name(struct drm_gem_object *bo, const char *fmt, ...)
projects / linux-2.6-microblaze.git / blobdiff