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net: cpsw: halt network stack before halting the device during suspend 

Move network stack halt APIs before halting the hardware to ensure no
packets are queued to hardware during closing the device during
suspend sequence.

Signed-off-by: Mugunthan V N <mugunthanvnm@ti.com>
Acked-by: Richard Cochran <richardcochran@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Mugunthan V N 2012-11-14 09:07:57 +00:00 committed by David S. Miller
parent 549985ee9c
commit 71380f9bb1
1 changed files with 3 additions and 3 deletions
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6
drivers/net/ethernet/ti/cpsw.c
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@ -698,12 +698,12 @@ static int cpsw_ndo_stop(struct net_device *ndev)
struct cpsw_priv *priv = netdev_priv(ndev); struct cpsw_priv *priv = netdev_priv(ndev);
cpsw_info(priv, ifdown, "shutting down cpsw device\n"); cpsw_info(priv, ifdown, "shutting down cpsw device\n");
cpsw_intr_disable(priv);
cpdma_ctlr_int_ctrl(priv->dma, false);
cpdma_ctlr_stop(priv->dma);
netif_stop_queue(priv->ndev); netif_stop_queue(priv->ndev);
napi_disable(&priv->napi); napi_disable(&priv->napi);
netif_carrier_off(priv->ndev); netif_carrier_off(priv->ndev);
cpsw_intr_disable(priv);
cpdma_ctlr_int_ctrl(priv->dma, false);
cpdma_ctlr_stop(priv->dma);
cpsw_ale_stop(priv->ale); cpsw_ale_stop(priv->ale);
for_each_slave(priv, cpsw_slave_stop, priv); for_each_slave(priv, cpsw_slave_stop, priv);
pm_runtime_put_sync(&priv->pdev->dev); pm_runtime_put_sync(&priv->pdev->dev);