USB_MEM_SMALL
if (size > USB_MEM_SMALL || align > USB_MEM_SMALL) {
err = usb_block_allocmem(tag, USB_MEM_BLOCK, USB_MEM_SMALL,
for (i = 0; i < USB_MEM_BLOCK; i += USB_MEM_SMALL) {
i += 1 * USB_MEM_SMALL;
p->udma_offs += USB_MEM_SMALL;
f = (void *)((uintptr_t)f - USB_MEM_SMALL);
f->ufd_offs -= USB_MEM_SMALL;
#define USB_MEM_BLOCK (USB_MEM_SMALL * USB_MEM_CHUNKS)