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sh_eth: define/use EESR_RX_CHECK macro 

sh_eth_interrupt() uses the same Rx interrupt mask twice to check the interrupt
status register -- #define EESR_RX_CHECK  and use it instead.

Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Sergei Shtylyov 2013-06-19 23:29:23 +04:00 committed by David S. Miller
parent d98cae64e4
commit ea7d69e75a
2 changed files with 10 additions and 11 deletions
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13
drivers/net/ethernet/renesas/sh_eth.c
View File

@ -1504,23 +1504,14 @@ static irqreturn_t sh_eth_interrupt(int irq, void *netdev)
*/
intr_status &= sh_eth_read(ndev, EESIPR) | DMAC_M_ECI;
/* Clear interrupt */
if (intr_status & (EESR_FRC | EESR_RMAF | EESR_RRF |
EESR_RTLF | EESR_RTSF | EESR_PRE | EESR_CERF |
cd->tx_check | cd->eesr_err_check)) {
if (intr_status & (EESR_RX_CHECK | cd->tx_check | cd->eesr_err_check)) {
sh_eth_write(ndev, intr_status, EESR);
ret = IRQ_HANDLED;
} else
goto other_irq;
if (intr_status & (EESR_FRC | /* Frame recv*/
EESR_RMAF | /* Multi cast address recv*/
EESR_RRF | /* Bit frame recv */
EESR_RTLF | /* Long frame recv*/
EESR_RTSF | /* short frame recv */
EESR_PRE | /* PHY-LSI recv error */
EESR_CERF)){ /* recv frame CRC error */
if (intr_status & EESR_RX_CHECK)
sh_eth_rx(ndev, intr_status);
}
/* Tx Check */
if (intr_status & cd->tx_check) {

8
drivers/net/ethernet/renesas/sh_eth.h
View File

@ -248,6 +248,14 @@ enum EESR_BIT {
EESR_CERF = 0x00000001,
};
#define EESR_RX_CHECK (EESR_FRC | /* Frame recv */ \
EESR_RMAF | /* Multicast address recv */ \
EESR_RRF | /* Bit frame recv */ \
EESR_RTLF | /* Long frame recv */ \
EESR_RTSF | /* Short frame recv */ \
EESR_PRE | /* PHY-LSI recv error */ \
EESR_CERF) /* Recv frame CRC error */
#define DEFAULT_TX_CHECK (EESR_FTC | EESR_CND | EESR_DLC | EESR_CD | \
EESR_RTO)
#define DEFAULT_EESR_ERR_CHECK (EESR_TWB | EESR_TABT | EESR_RABT | \