skge_rx_desc
rx_size = skge->rx_ring.count * sizeof(struct skge_rx_desc);
struct skge_rx_desc *rd = e->desc;
const struct skge_rx_desc *r = e->desc;
struct skge_rx_desc *rd = e->desc;
struct skge_rx_desc *rd = e->desc;
struct skge_rx_desc *rd = e->desc;