diff options
Diffstat (limited to 'drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c')
-rw-r--r-- | drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c | 40 |
1 files changed, 8 insertions, 32 deletions
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c index b4ffdc7..ed112b5 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c @@ -78,6 +78,7 @@ static int __devinit stmmac_pltfr_probe(struct platform_device *pdev) { int ret = 0; struct resource *res; + struct device *dev = &pdev->dev; void __iomem *addr = NULL; struct stmmac_priv *priv = NULL; struct plat_stmmacenet_data *plat_dat = NULL; @@ -87,18 +88,10 @@ static int __devinit stmmac_pltfr_probe(struct platform_device *pdev) if (!res) return -ENODEV; - if (!request_mem_region(res->start, resource_size(res), pdev->name)) { - pr_err("%s: ERROR: memory allocation failed" - "cannot get the I/O addr 0x%x\n", - __func__, (unsigned int)res->start); - return -EBUSY; - } - - addr = ioremap(res->start, resource_size(res)); + addr = devm_request_and_ioremap(dev, res); if (!addr) { pr_err("%s: ERROR: memory mapping failed", __func__); - ret = -ENOMEM; - goto out_release_region; + return -ENOMEM; } if (pdev->dev.of_node) { @@ -107,14 +100,13 @@ static int __devinit stmmac_pltfr_probe(struct platform_device *pdev) GFP_KERNEL); if (!plat_dat) { pr_err("%s: ERROR: no memory", __func__); - ret = -ENOMEM; - goto out_unmap; + return -ENOMEM; } ret = stmmac_probe_config_dt(pdev, plat_dat, &mac); if (ret) { pr_err("%s: main dt probe failed", __func__); - goto out_unmap; + return ret; } } else { plat_dat = pdev->dev.platform_data; @@ -124,13 +116,13 @@ static int __devinit stmmac_pltfr_probe(struct platform_device *pdev) if (plat_dat->init) { ret = plat_dat->init(pdev); if (unlikely(ret)) - goto out_unmap; + return ret; } priv = stmmac_dvr_probe(&(pdev->dev), plat_dat, addr); if (!priv) { pr_err("%s: main driver probe failed", __func__); - goto out_unmap; + return -ENODEV; } /* Get MAC address if available (DT) */ @@ -142,8 +134,7 @@ static int __devinit stmmac_pltfr_probe(struct platform_device *pdev) if (priv->dev->irq == -ENXIO) { pr_err("%s: ERROR: MAC IRQ configuration " "information not found\n", __func__); - ret = -ENXIO; - goto out_unmap; + return -ENXIO; } /* @@ -165,15 +156,6 @@ static int __devinit stmmac_pltfr_probe(struct platform_device *pdev) pr_debug("STMMAC platform driver registration completed"); return 0; - -out_unmap: - iounmap(addr); - platform_set_drvdata(pdev, NULL); - -out_release_region: - release_mem_region(res->start, resource_size(res)); - - return ret; } /** @@ -186,8 +168,6 @@ static int stmmac_pltfr_remove(struct platform_device *pdev) { struct net_device *ndev = platform_get_drvdata(pdev); struct stmmac_priv *priv = netdev_priv(ndev); - void __iomem *addr = priv->ioaddr; - struct resource *res; int ret = stmmac_dvr_remove(ndev); if (priv->plat->exit) @@ -195,10 +175,6 @@ static int stmmac_pltfr_remove(struct platform_device *pdev) platform_set_drvdata(pdev, NULL); - iounmap(addr); - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - release_mem_region(res->start, resource_size(res)); - return ret; } |