static int agpioc_deallocate_wrap(agp_file_private * priv, unsigned long arg)
{
agp_memory *memory;
memory = agp_find_mem_by_key((int) arg);
if (memory == NULL) {
return -EINVAL;
}
agp_free_memory_wrap(memory);
return 0;
}
static int agpioc_deallocate_wrap(struct agp_file_private *priv, int arg)
{
struct agp_memory *memory;
DBG("");
memory = agp_find_mem_by_key(arg);
if (memory == NULL)
return -EINVAL;
agp_free_memory_wrap(memory);
return 0;
}
static void agp_remove_all_memory(struct agp_controller *controller)
{
struct agp_memory *memory;
struct agp_memory *temp;
memory = controller->pool;
while (memory) {
temp = memory;
memory = memory->next;
agp_free_memory_wrap(temp);
}
}
static int agpioc_allocate_wrap(agp_file_private * priv, unsigned long arg)
{
agp_memory *memory;
agp_allocate alloc;
if (copy_from_user(&alloc, (void *) arg, sizeof(agp_allocate))) {
return -EFAULT;
}
memory = agp_allocate_memory_wrap(alloc.pg_count, alloc.type);
if (memory == NULL) {
return -ENOMEM;
}
alloc.key = memory->key;
alloc.physical = memory->physical;
if (copy_to_user((void *) arg, &alloc, sizeof(agp_allocate))) {
agp_free_memory_wrap(memory);
return -EFAULT;
}
return 0;
}
static int compat_agpioc_allocate_wrap(struct agp_file_private *priv, void __user *arg)
{
struct agp_memory *memory;
struct agp_allocate32 alloc;
DBG("");
if (copy_from_user(&alloc, arg, sizeof(alloc)))
return -EFAULT;
memory = agp_allocate_memory_wrap(alloc.pg_count, alloc.type);
if (memory == NULL)
return -ENOMEM;
alloc.key = memory->key;
alloc.physical = memory->physical;
if (copy_to_user(arg, &alloc, sizeof(alloc))) {
agp_free_memory_wrap(memory);
return -EFAULT;
}
return 0;
}