From b83545fa99e406ba085ad22593bb23d91e52f933 Mon Sep 17 00:00:00 2001 From: juhosg Date: Sat, 25 Feb 2012 11:59:19 +0000 Subject: ramips: raeth: don't process disabled interrupts Also rename the 'fe_int' variable. git-svn-id: svn://svn.openwrt.org/openwrt/trunk@30713 3c298f89-4303-0410-b956-a3cf2f4a3e73 --- .../files/drivers/net/ethernet/ramips/ramips_main.c | 16 +++++++++++----- 1 file changed, 11 insertions(+), 5 deletions(-) (limited to 'target/linux/ramips/files') diff --git a/target/linux/ramips/files/drivers/net/ethernet/ramips/ramips_main.c b/target/linux/ramips/files/drivers/net/ethernet/ramips/ramips_main.c index 01945872eb..86395f1bea 100644 --- a/target/linux/ramips/files/drivers/net/ethernet/ramips/ramips_main.c +++ b/target/linux/ramips/files/drivers/net/ethernet/ramips/ramips_main.c @@ -755,21 +755,27 @@ static irqreturn_t ramips_eth_irq(int irq, void *dev) { struct raeth_priv *re = netdev_priv(dev); - unsigned long fe_int = ramips_fe_rr(RAMIPS_FE_INT_STATUS); + unsigned int status; - ramips_fe_wr(0xFFFFFFFF, RAMIPS_FE_INT_STATUS); + status = ramips_fe_rr(RAMIPS_FE_INT_STATUS); + status &= ramips_fe_rr(RAMIPS_FE_INT_ENABLE); - if (fe_int & RAMIPS_RX_DLY_INT) { + if (!status) + return IRQ_NONE; + + ramips_fe_wr(status, RAMIPS_FE_INT_STATUS); + + if (status & RAMIPS_RX_DLY_INT) { ramips_fe_int_disable(RAMIPS_RX_DLY_INT); tasklet_schedule(&re->rx_tasklet); } - if (fe_int & RAMIPS_TX_DLY_INT) { + if (status & RAMIPS_TX_DLY_INT) { ramips_fe_int_disable(RAMIPS_TX_DLY_INT); tasklet_schedule(&re->tx_housekeeping_tasklet); } - raeth_debugfs_update_int_stats(re, fe_int); + raeth_debugfs_update_int_stats(re, status); return IRQ_HANDLED; } -- cgit v1.2.3