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net: sh_eth: add support for set_ringparam/get_ringparam

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This patch supports the ethtool's set_ringparam() and get_ringparam().

Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Yoshihiro Shimoda
2012-06-26 20:00:03 +00:00
committed by David S. Miller
parent 91c7755000
commit 525b8075ed
2 changed files with 112 additions and 33 deletions
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6
drivers/net/ethernet/renesas/sh_eth.h
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@@ -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;