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| author | Morten H. Larsen <m-larsen@post6.tele.dk> | 2010-06-15 13:24:58 -0400 |
|---|---|---|
| committer | Matt Turner <mattst88@gmail.com> | 2010-06-15 14:19:08 -0400 |
| commit | 84cc1535cb9043ea1921b81cb086138c0f2dc2b9 (patch) | |
| tree | ecbd1c6f3a341863a33094dafc1a7f5fdecc0efd /drivers/net/tulip | |
| parent | 932e0c201d28a728e25d3b641aa95bd28ceb08b4 (diff) | |
| download | linux-84cc1535cb9043ea1921b81cb086138c0f2dc2b9.tar.gz linux-84cc1535cb9043ea1921b81cb086138c0f2dc2b9.tar.bz2 linux-84cc1535cb9043ea1921b81cb086138c0f2dc2b9.zip | |
alpha: Fix de2104x driver failing to readout MAC address correctly
This patch fixes a missing read memory barrier that is needed for the
driver to readout the MAC address correctly from the on-board ROM.
Also it replaces the use of the deprecated functions readl()/writel().
Signed-off-by: Morten H. Larsen <m-larsen@post6.tele.dk>
Signed-off-by: Matt Turner <mattst88@gmail.com>
Diffstat (limited to 'drivers/net/tulip')
| -rw-r--r-- | drivers/net/tulip/de2104x.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/net/tulip/de2104x.c b/drivers/net/tulip/de2104x.c index c0e70006374e..06b552fca63d 100644 --- a/drivers/net/tulip/de2104x.c +++ b/drivers/net/tulip/de2104x.c @@ -367,8 +367,8 @@ static u16 t21041_csr14[] = { 0xFFFF, 0xF7FD, 0xF7FD, 0x6F3F, 0x6F3D, }; static u16 t21041_csr15[] = { 0x0008, 0x0006, 0x000E, 0x0008, 0x0008, }; -#define dr32(reg) readl(de->regs + (reg)) -#define dw32(reg,val) writel((val), de->regs + (reg)) +#define dr32(reg) ioread32(de->regs + (reg)) +#define dw32(reg, val) iowrite32((val), de->regs + (reg)) static void de_rx_err_acct (struct de_private *de, unsigned rx_tail, @@ -1706,6 +1706,7 @@ static void __devinit de21040_get_mac_address (struct de_private *de) int value, boguscnt = 100000; do { value = dr32(ROMCmd); + rmb(); } while (value < 0 && --boguscnt > 0); de->dev->dev_addr[i] = value; udelay(1); |