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Commit 4818d828 authored by Andrea Merello's avatar Andrea Merello Committed by John W. Linville
Browse files

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: default avatarAndrea Merello <andrea.merello@gmail.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 0f8ca014

drivers/net/wireless/rtl818x/rtl8180/dev.c

+0 −6
Original line number Diff line number Diff line
@@ -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) {