- drm_sis_private_t *dev_priv = dev->dev_private;
- drm_sis_mem_t __user *argp = (void __user *)data;
- drm_sis_mem_t agp;
- PMemBlock block;
- int retval = 0;
-
- if (dev_priv == NULL || dev_priv->AGPHeap == NULL)
- return DRM_ERR(EINVAL);
-
- DRM_COPY_FROM_USER_IOCTL(agp, argp, sizeof(agp));
-
- block = mmAllocMem(dev_priv->AGPHeap, agp.size, 0, 0);
- if (block) {
- /* TODO */
- agp.offset = block->ofs;
- agp.free = (unsigned long)block;
- if (!add_alloc_set(agp.context, AGP_TYPE, agp.free)) {
- DRM_DEBUG("adding to allocation set fails\n");
- mmFreeMem((PMemBlock)agp.free);
- retval = -1;
- }
- } else {
- agp.offset = 0;
- agp.size = 0;
- agp.free = 0;
- }
-
- DRM_COPY_TO_USER_IOCTL(argp, agp, sizeof(agp));