drivers: net: cpsw: remove tx event processing in rx napi poll
authorMugunthan V N <mugunthanvnm@ti.com>
Tue, 21 Jul 2015 10:30:42 +0000 (16:00 +0530)
committerDavid S. Miller <davem@davemloft.net>
Tue, 21 Jul 2015 17:41:24 +0000 (10:41 -0700)
With commit c03abd84634d ("net: ethernet: cpsw: don't requests IRQs
we don't use") common isr and napi are separated into separate tx isr
and rx isr/napi, but still in rx napi tx events are handled. So removing
the tx event handling in rx napi.

Signed-off-by: Mugunthan V N <mugunthanvnm@ti.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/ethernet/ti/cpsw.c

index f335bf119ab57d3e209a81e28cc7cbce5f9208c7..d155bf2573cd0ef00abc133074831cccc7f937b1 100644 (file)
@@ -793,9 +793,7 @@ static irqreturn_t cpsw_rx_interrupt(int irq, void *dev_id)
 static int cpsw_poll(struct napi_struct *napi, int budget)
 {
        struct cpsw_priv        *priv = napi_to_priv(napi);
-       int                     num_tx, num_rx;
-
-       num_tx = cpdma_chan_process(priv->txch, 128);
+       int                     num_rx;
 
        num_rx = cpdma_chan_process(priv->rxch, budget);
        if (num_rx < budget) {
@@ -810,9 +808,8 @@ static int cpsw_poll(struct napi_struct *napi, int budget)
                }
        }
 
-       if (num_rx || num_tx)
-               cpsw_dbg(priv, intr, "poll %d rx, %d tx pkts\n",
-                        num_rx, num_tx);
+       if (num_rx)
+               cpsw_dbg(priv, intr, "poll %d rx pkts\n", num_rx);
 
        return num_rx;
 }