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-rw-r--r--target/linux/cns3xxx/files/drivers/net/ethernet/cavium/cns3xxx_eth.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/target/linux/cns3xxx/files/drivers/net/ethernet/cavium/cns3xxx_eth.c b/target/linux/cns3xxx/files/drivers/net/ethernet/cavium/cns3xxx_eth.c
index db15a2e..bbbbf5c 100644
--- a/target/linux/cns3xxx/files/drivers/net/ethernet/cavium/cns3xxx_eth.c
+++ b/target/linux/cns3xxx/files/drivers/net/ethernet/cavium/cns3xxx_eth.c
@@ -713,9 +713,14 @@ static int eth_poll(struct napi_struct *napi, int budget)
}
}
+ rx_ring->cur_index = i;
if (!received) {
napi_complete(napi);
enable_irq(IRQ_CNS3XXX_SW_R0RXC);
+
+ /* if rx descriptors are full schedule another poll */
+ if (rx_ring->desc[(i-1) & (RX_DESCS-1)].cown)
+ eth_schedule_poll(sw);
}
spin_lock_bh(&tx_lock);
@@ -724,8 +729,6 @@ static int eth_poll(struct napi_struct *napi, int budget)
cns3xxx_alloc_rx_buf(sw, received);
- rx_ring->cur_index = i;
-
wmb();
enable_rx_dma(sw);