1 files changed, 6 insertions, 0 deletions

diff --git a/drivers/net/ethernet/renesas/sh_eth.h b/drivers/net/ethernet/renesas/sh_eth.h
index 37a0702b7490..bae84fd2e73a 100644
--- a/drivers/net/ethernet/renesas/sh_eth.h
+++ b/drivers/net/ethernet/renesas/sh_eth.h
@@ -27,6 +27,10 @@
 #define TX_TIMEOUT      (5*HZ)
 #define TX_RING_SIZE    64      /* Tx ring size */
 #define RX_RING_SIZE    64      /* Rx ring size */
+#define TX_RING_MIN     64
+#define RX_RING_MIN     64
+#define TX_RING_MAX     1024
+#define RX_RING_MAX     1024
 #define ETHERSMALL              60
 #define PKT_BUF_SZ              1538
 #define SH_ETH_TSU_TIMEOUT_MS   500
@@ -701,6 +705,8 @@ struct sh_eth_private {
         const u16 *reg_offset;
         void __iomem *addr;
         void __iomem *tsu_addr;
+        u32 num_rx_ring;
+        u32 num_tx_ring;
         dma_addr_t rx_desc_dma;
         dma_addr_t tx_desc_dma;
         struct sh_eth_rxdesc *rx_ring;