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| author | Lennert Buytenhek <buytenh@wantstofly.org> | 2007-10-19 04:11:17 +0200 |
|---|---|---|
| committer | Dale Farnsworth <dale@farnsworth.org> | 2007-10-23 08:23:05 -0700 |
| commit | f9fbbc18dfcdc6156306f475de8b0bb96f97cd0d (patch) | |
| tree | 88008c5b2e62efe97451e8c569cde477c183b104 /drivers/net/mv643xx_eth.c | |
| parent | 9c1bbdfe6f70eb9132829caa9341a0294c2aee5d (diff) | |
| download | blackbird-op-linux-f9fbbc18dfcdc6156306f475de8b0bb96f97cd0d.tar.gz blackbird-op-linux-f9fbbc18dfcdc6156306f475de8b0bb96f97cd0d.zip | |
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 <buytenh@marvell.com>
Acked-by: Tzachi Perelstein <tzachi@marvell.com>
Signed-off-by: Dale Farnsworth <dale@farnsworth.org>
Diffstat (limited to 'drivers/net/mv643xx_eth.c')
| -rw-r--r-- | drivers/net/mv643xx_eth.c | 22 |
1 files changed, 7 insertions, 15 deletions
diff --git a/drivers/net/mv643xx_eth.c b/drivers/net/mv643xx_eth.c index 98dd90500422..98b30e52f07d 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; } |
