598  * reallocates the buffer list of the same size order to accommodate the new
610 	int order;  in drm_addbufs_agp()  local
623 	order = drm_order(request->size);  in drm_addbufs_agp()
624 	size = 1 << order;  in drm_addbufs_agp()
628 	page_order = order - PAGE_SHIFT > 0 ? order - PAGE_SHIFT : 0;  in drm_addbufs_agp()
635 	DRM_DEBUG("order:      %d\n", order);  in drm_addbufs_agp()
642 	if (order < DRM_MIN_ORDER || order > DRM_MAX_ORDER)  in drm_addbufs_agp()
669 	entry = &dma->bufs[order];  in drm_addbufs_agp()
673 		return -ENOMEM;	/* May only call once for each order */  in drm_addbufs_agp()
698 		buf->order = order;  in drm_addbufs_agp()
771 	int order;  in drm_addbufs_pci()  local
796 	order = drm_order(request->size);  in drm_addbufs_pci()
797 	size = 1 << order;  in drm_addbufs_pci()
799 	DRM_DEBUG("count=%d, size=%d (%d), order=%d, queue_count=%d\n",  in drm_addbufs_pci()
800 		  request->count, request->size, size, order, dev->queue_count);  in drm_addbufs_pci()
802 	if (order < DRM_MIN_ORDER || order > DRM_MAX_ORDER)  in drm_addbufs_pci()
809 	page_order = order - PAGE_SHIFT > 0 ? order - PAGE_SHIFT : 0;  in drm_addbufs_pci()
821 	entry = &dma->bufs[order];  in drm_addbufs_pci()
825 		return -ENOMEM;	/* May only call once for each order */  in drm_addbufs_pci()
899 			buf->order = order;  in drm_addbufs_pci()
982 	int order;  in drm_addbufs_sg()  local
1001 	order = drm_order(request->size);  in drm_addbufs_sg()
1002 	size = 1 << order;  in drm_addbufs_sg()
1006 	page_order = order - PAGE_SHIFT > 0 ? order - PAGE_SHIFT : 0;  in drm_addbufs_sg()
1013 	DRM_DEBUG("order:      %d\n", order);  in drm_addbufs_sg()
1020 	if (order < DRM_MIN_ORDER || order > DRM_MAX_ORDER)  in drm_addbufs_sg()
1034 	entry = &dma->bufs[order];  in drm_addbufs_sg()
1038 		return -ENOMEM;	/* May only call once for each order */  in drm_addbufs_sg()
1064 		buf->order = order;  in drm_addbufs_sg()
1140 	int order;  in drm_addbufs_fb()  local
1159 	order = drm_order(request->size);  in drm_addbufs_fb()
1160 	size = 1 << order;  in drm_addbufs_fb()
1164 	page_order = order - PAGE_SHIFT > 0 ? order - PAGE_SHIFT : 0;  in drm_addbufs_fb()
1171 	DRM_DEBUG("order:      %d\n", order);  in drm_addbufs_fb()
1178 	if (order < DRM_MIN_ORDER || order > DRM_MAX_ORDER)  in drm_addbufs_fb()
1192 	entry = &dma->bufs[order];  in drm_addbufs_fb()
1196 		return -ENOMEM;	/* May only call once for each order */  in drm_addbufs_fb()
1222 		buf->order = order;  in drm_addbufs_fb()
1419  * Verifies that the size order is bounded between the admissible orders and
1429 	int order;  in drm_markbufs()  local
1440 	order = drm_order(request->size);  in drm_markbufs()
1441 	if (order < DRM_MIN_ORDER || order > DRM_MAX_ORDER)  in drm_markbufs()
1443 	entry = &dma->bufs[order];  in drm_markbufs()
1610  * Compute size order.  Returns the exponent of the smaller power of two which
1614  * \return order.
1620 	int order;  in drm_order()  local
1623 	for (order = 0, tmp = size >> 1; tmp; tmp >>= 1, order++) ;  in drm_order()
1626 		++order;  in drm_order()
1628 	return order;  in drm_order()