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net: sh_eth: modify a condition of ioremap for TSU

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If the controller has TSU, the each channel needs TSU registers.
This patch also fixes the iounmap condition in the sh_eth_drv_remove().

Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Yoshihiro Shimoda 2012-02-15 17:55:01 +00:00 committed by David S. Miller
parent 150647fb2c
commit 6ba88021c3
1 changed files with 14 additions and 11 deletions
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25
drivers/net/ethernet/renesas/sh_eth.c
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@ -1859,18 +1859,20 @@ static int sh_eth_drv_probe(struct platform_device *pdev)
/* read and set MAC address */
read_mac_address(ndev, pd->mac_addr);
/* ioremap the TSU registers */
if (mdp->cd->tsu) {
struct resource *rtsu;
rtsu = platform_get_resource(pdev, IORESOURCE_MEM, 1);
if (!rtsu) {
dev_err(&pdev->dev, "Not found TSU resource\n");
goto out_release;
}
mdp->tsu_addr = ioremap(rtsu->start,
resource_size(rtsu));
}
/* initialize first or needed device */
if (!devno || pd->needs_init) {
if (mdp->cd->tsu) {
struct resource *rtsu;
rtsu = platform_get_resource(pdev, IORESOURCE_MEM, 1);
if (!rtsu) {
dev_err(&pdev->dev, "Not found TSU resource\n");
goto out_release;
}
mdp->tsu_addr = ioremap(rtsu->start,
resource_size(rtsu));
}
if (mdp->cd->chip_reset)
mdp->cd->chip_reset(ndev);
@ -1919,7 +1921,8 @@ static int sh_eth_drv_remove(struct platform_device *pdev)
struct net_device *ndev = platform_get_drvdata(pdev);
struct sh_eth_private *mdp = netdev_priv(ndev);
iounmap(mdp->tsu_addr);
if (mdp->cd->tsu)
iounmap(mdp->tsu_addr);
sh_mdio_release(ndev);
unregister_netdev(ndev);
pm_runtime_disable(&pdev->dev);