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[ar71xx] ag71xx driver: NAPI poll cleanup

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@13538 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
juhosg 2008-12-07 09:46:41 +00:00
parent 032445afee
commit 6640cdb33a
2 changed files with 16 additions and 8 deletions
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2
target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx.h
View File

@ -38,7 +38,7 @@
#define ETH_FCS_LEN 4
#define AG71XX_DRV_NAME "ag71xx"
#define AG71XX_DRV_VERSION "0.5.11"
#define AG71XX_DRV_VERSION "0.5.12"
#define AG71XX_NAPI_WEIGHT 64

22
target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_main.c
View File

@ -687,9 +687,16 @@ static int ag71xx_poll(struct napi_struct *napi, int limit)
ag71xx_wr(ag, AG71XX_REG_RX_CTRL, RX_CTRL_RXE);
}
if ((done < limit) && ((status & RX_STATUS_PR) == 0)) {
DBG("%s: disable polling mode, done=%d, status=%x\n",
dev->name, done, status);
if (done < limit) {
if (status & RX_STATUS_PR)
goto more;
status = ag71xx_rr(ag, AG71XX_REG_TX_STATUS);
if (status & TX_STATUS_PS)
goto more;
DBG("%s: disable polling mode, done=%d, limit=%d\n",
dev->name, done, limit);
netif_rx_complete(dev, napi);
@ -697,12 +704,13 @@ static int ag71xx_poll(struct napi_struct *napi, int limit)
spin_lock_irqsave(&ag->lock, flags);
ag71xx_int_enable(ag, AG71XX_INT_POLL);
spin_unlock_irqrestore(&ag->lock, flags);
return 0;
return done;
}
DBG("%s: stay in polling mode, done=%d, status=%x\n",
dev->name, done, status);
return 1;
more:
DBG("%s: stay in polling mode, done=%d, limit=%d\n",
dev->name, done, limit);
return done;
}
static irqreturn_t ag71xx_interrupt(int irq, void *dev_id)