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| author | Felix Fietkau <nbd@openwrt.org> | 2015-02-01 08:20:37 +0000 |
|---|---|---|
| committer | Felix Fietkau <nbd@openwrt.org> | 2015-02-01 08:20:37 +0000 |
| commit | 9763f432cfdd75b799d8c9aa10c8eb5277746275 (patch) | |
| tree | aad73371e4bd2ad0affcc3be392e602f97b97e36 /target | |
| parent | 45dce2ab93345f7840230ce9902379d47938a899 (diff) | |
| download | master-187ad058-9763f432cfdd75b799d8c9aa10c8eb5277746275.tar.gz master-187ad058-9763f432cfdd75b799d8c9aa10c8eb5277746275.tar.bz2 master-187ad058-9763f432cfdd75b799d8c9aa10c8eb5277746275.zip | |
ramips: fix ethernet driver tx completion polling
- budget is decremented with completed frames, so don't check if done is
smaller
- ACK the interrupt before processing further frames to fix a small race
condition.
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@44234 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target')
| -rw-r--r-- | target/linux/ramips/files/drivers/net/ethernet/ralink/ralink_soc_eth.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/target/linux/ramips/files/drivers/net/ethernet/ralink/ralink_soc_eth.c b/target/linux/ramips/files/drivers/net/ethernet/ralink/ralink_soc_eth.c index 9900a5e508..12c6ccaf98 100644 --- a/target/linux/ramips/files/drivers/net/ethernet/ralink/ralink_soc_eth.c +++ b/target/linux/ramips/files/drivers/net/ethernet/ralink/ralink_soc_eth.c @@ -902,11 +902,11 @@ txpoll_again: if (!done) return 0; - if (done < budget) { + if (budget) { + fe_reg_w32(tx_intr, FE_REG_FE_INT_STATUS); hwidx = fe_reg_r32(FE_REG_TX_DTX_IDX0); if (idx != hwidx) goto txpoll_again; - fe_reg_w32(tx_intr, FE_REG_FE_INT_STATUS); } netdev_completed_queue(netdev, done, bytes_compl); |