rtl8180: fix DMA register are written two times

Hw DMA registers are written in rtl8180_init_hw function.
They are also written again just after calling rtl8180_init_hw.
There is no point in doing this twice.

Remove those redundant register writes from rtl8180_start.

Signed-off-by: Andrea Merello <andrea.merello@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/drivers/net/wireless/rtl818x/rtl8180/dev.c b/drivers/net/wireless/rtl818x/rtl8180/dev.c
index 0b405b8c8d70c131198e55aced94f4e4313e6bf6..091eb2eb1a3ce696566dfe702d2396f9eed4f7a6 100644 (file)
--- a/drivers/net/wireless/rtl818x/rtl8180/dev.c
+++ b/drivers/net/wireless/rtl818x/rtl8180/dev.c
@@ -635,12 +635,6 @@ static int rtl8180_start(struct ieee80211_hw *dev)
        if (ret)
                goto err_free_rings;
 
-       rtl818x_iowrite32(priv, &priv->map->RDSAR, priv->rx_ring_dma);
-       rtl818x_iowrite32(priv, &priv->map->TBDA, priv->tx_ring[3].dma);
-       rtl818x_iowrite32(priv, &priv->map->THPDA, priv->tx_ring[2].dma);
-       rtl818x_iowrite32(priv, &priv->map->TNPDA, priv->tx_ring[1].dma);
-       rtl818x_iowrite32(priv, &priv->map->TLPDA, priv->tx_ring[0].dma);
-
        ret = request_irq(priv->pdev->irq, rtl8180_interrupt,
                          IRQF_SHARED, KBUILD_MODNAME, dev);
        if (ret) {