diff options
Diffstat (limited to 'drivers/net/can/sja1000/sja1000_platform.c')
| -rw-r--r-- | drivers/net/can/sja1000/sja1000_platform.c | 19 |
1 files changed, 10 insertions, 9 deletions
diff --git a/drivers/net/can/sja1000/sja1000_platform.c b/drivers/net/can/sja1000/sja1000_platform.c index 8017229d6fd..628374c2a05 100644 --- a/drivers/net/can/sja1000/sja1000_platform.c +++ b/drivers/net/can/sja1000/sja1000_platform.c @@ -37,14 +37,14 @@ MODULE_AUTHOR("Sascha Hauer <s.hauer@pengutronix.de>"); MODULE_DESCRIPTION("Socket-CAN driver for SJA1000 on the platform bus"); MODULE_LICENSE("GPL v2"); -static u8 sp_read_reg(const struct net_device *dev, int reg) +static u8 sp_read_reg(const struct sja1000_priv *priv, int reg) { - return ioread8((void __iomem *)(dev->base_addr + reg)); + return ioread8(priv->reg_base + reg); } -static void sp_write_reg(const struct net_device *dev, int reg, u8 val) +static void sp_write_reg(const struct sja1000_priv *priv, int reg, u8 val) { - iowrite8(val, (void __iomem *)(dev->base_addr + reg)); + iowrite8(val, priv->reg_base + reg); } static int sp_probe(struct platform_device *pdev) @@ -89,9 +89,9 @@ static int sp_probe(struct platform_device *pdev) } priv = netdev_priv(dev); - dev->base_addr = (unsigned long)addr; dev->irq = res_irq->start; priv->irq_flags = res_irq->flags & IRQF_TRIGGER_MASK; + priv->reg_base = addr; priv->read_reg = sp_read_reg; priv->write_reg = sp_write_reg; priv->can.clock.freq = pdata->clock; @@ -108,8 +108,8 @@ static int sp_probe(struct platform_device *pdev) goto exit_free; } - dev_info(&pdev->dev, "%s device registered (base_addr=%#lx, irq=%d)\n", - DRV_NAME, dev->base_addr, dev->irq); + dev_info(&pdev->dev, "%s device registered (reg_base=%p, irq=%d)\n", + DRV_NAME, priv->reg_base, dev->irq); return 0; exit_free: @@ -125,13 +125,14 @@ static int sp_probe(struct platform_device *pdev) static int sp_remove(struct platform_device *pdev) { struct net_device *dev = dev_get_drvdata(&pdev->dev); + struct sja1000_priv *priv = netdev_priv(dev); struct resource *res; unregister_sja1000dev(dev); dev_set_drvdata(&pdev->dev, NULL); - if (dev->base_addr) - iounmap((void __iomem *)dev->base_addr); + if (priv->reg_base) + iounmap(priv->reg_base); res = platform_get_resource(pdev, IORESOURCE_MEM, 0); release_mem_region(res->start, resource_size(res)); |