emac_desc_ring
struct emac_desc_ring tx_ring;
struct emac_desc_ring rx_ring;
struct emac_desc_ring *tx_ring = &priv->tx_ring;
struct emac_desc_ring *tx_ring;
struct emac_desc_ring *tx_ring = &priv->tx_ring;
struct emac_desc_ring *rx_ring;
struct emac_desc_ring *tx_ring = &priv->tx_ring;
struct emac_desc_ring *rx_ring = &priv->rx_ring;
struct emac_desc_ring *tr = &priv->tx_ring;
struct emac_desc_ring *rr = &priv->rx_ring;
struct emac_desc_ring *tx_ring;
struct emac_desc_ring *rx_ring = &priv->rx_ring;
struct emac_desc_ring *rx_ring;
struct emac_desc_ring *tx_ring = &priv->tx_ring;