From f9fbbc18dfcdc6156306f475de8b0bb96f97cd0d Mon Sep 17 00:00:00 2001 From: Lennert Buytenhek Date: Fri, 19 Oct 2007 04:11:17 +0200 Subject: mv643xx_eth: Remove SHARED_REGS register address bias Start counting mv643xx_eth register addresses from zero, instead of from 0x2000 (MV643XX_ETH_SHARED_REGS.) Signed-off-by: Lennert Buytenhek Acked-by: Tzachi Perelstein Signed-off-by: Dale Farnsworth --- drivers/net/mv643xx_eth.c | 22 +++++++--------------- 1 file changed, 7 insertions(+), 15 deletions(-) (limited to 'drivers/net/mv643xx_eth.c') diff --git a/drivers/net/mv643xx_eth.c b/drivers/net/mv643xx_eth.c index 98dd9050042..98b30e52f07 100644 --- a/drivers/net/mv643xx_eth.c +++ b/drivers/net/mv643xx_eth.c @@ -78,26 +78,19 @@ static const struct ethtool_ops mv643xx_ethtool_ops; static char mv643xx_driver_name[] = "mv643xx_eth"; static char mv643xx_driver_version[] = "1.0"; -static void __iomem *mv643xx_eth_shared_base; +static void __iomem *mv643xx_eth_base; /* used to protect MV643XX_ETH_SMI_REG, which is shared across ports */ static DEFINE_SPINLOCK(mv643xx_eth_phy_lock); static inline u32 mv_read(int offset) { - void __iomem *reg_base; - - reg_base = mv643xx_eth_shared_base - MV643XX_ETH_SHARED_REGS; - - return readl(reg_base + offset); + return readl(mv643xx_eth_base + offset); } static inline void mv_write(int offset, u32 data) { - void __iomem *reg_base; - - reg_base = mv643xx_eth_shared_base - MV643XX_ETH_SHARED_REGS; - writel(data, reg_base + offset); + writel(data, mv643xx_eth_base + offset); } /* @@ -1470,9 +1463,8 @@ static int mv643xx_eth_shared_probe(struct platform_device *pdev) if (res == NULL) return -ENODEV; - mv643xx_eth_shared_base = ioremap(res->start, - MV643XX_ETH_SHARED_REGS_SIZE); - if (mv643xx_eth_shared_base == NULL) + mv643xx_eth_base = ioremap(res->start, res->end - res->start + 1); + if (mv643xx_eth_base == NULL) return -ENOMEM; return 0; @@ -1481,8 +1473,8 @@ static int mv643xx_eth_shared_probe(struct platform_device *pdev) static int mv643xx_eth_shared_remove(struct platform_device *pdev) { - iounmap(mv643xx_eth_shared_base); - mv643xx_eth_shared_base = NULL; + iounmap(mv643xx_eth_base); + mv643xx_eth_base = NULL; return 0; } -- cgit v1.2.3