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Date: Tue, 22 May 2012 15:38:56 +0800 From: Bob Liu <lliubbo@...il.com> To: <davem@...emloft.net> CC: <peppe.cavallaro@...com>, <francesco.virlinzi@...com>, <rayagond@...avyalabs.com>, <sr@...x.de>, <netdev@...r.kernel.org>, <uclinux-dist-devel@...ckfin.uclinux.org>, Bob Liu <lliubbo@...il.com> Subject: [PATCH 3/3] drivers: net: ethernet: stmmac: fix resume function After wake up from mem, ping fails to work. This patch fix the resume function in stmmac driver. Signed-off-by: Bob Liu <lliubbo@...il.com> --- drivers/net/ethernet/stmicro/stmmac/stmmac_main.c | 9 +++++++++ 1 files changed, 9 insertions(+), 0 deletions(-) diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index 714faa2..22243a5 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -1952,6 +1952,15 @@ int stmmac_resume(struct net_device *ndev) priv->hw->mac->pmt(priv->ioaddr, 0); netif_device_attach(ndev); + priv->dirty_tx = 0; + priv->cur_tx = 0; + priv->cur_rx = 0; + priv->dirty_rx = 0; + + /* DMA initialization and SW reset */ + priv->hw->dma->init(priv->ioaddr, priv->plat->pbl, + priv->dma_tx_phy, priv->dma_rx_phy); + priv->hw->mac->core_init(priv->ioaddr); /* Enable the MAC and DMA */ stmmac_set_mac(priv->ioaddr, true); -- 1.7.0.4 -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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