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ramips: don't read RAMIPS_RX_CALC_IDX0 register in the loop

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@30733 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
juhosg 2012-02-26 10:54:13 +00:00
parent bcc8770afa
commit c369186781
1 changed files with 3 additions and 1 deletions
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4
target/linux/ramips/files/drivers/net/ethernet/ramips/ramips_main.c
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@ -717,13 +717,15 @@ ramips_eth_rx_hw(unsigned long ptr)
int rx;
int max_rx = 16;
rx = ramips_fe_rr(RAMIPS_RX_CALC_IDX0);
while (max_rx) {
struct raeth_rx_info *rxi;
struct ramips_rx_dma *rxd;
struct sk_buff *rx_skb, *new_skb;
int pktlen;
rx = (ramips_fe_rr(RAMIPS_RX_CALC_IDX0) + 1) % NUM_RX_DESC;
rx = (rx + 1) % NUM_RX_DESC;
rxi = &re->rx_info[rx];
rxd = rxi->rx_desc;