For new version of Fedora and Ubuntu, we see all 0xff when dumping
the hw regs through ethtool. Using a loop to read registers could
fix it.
Signed-off-by: Hayes Wang <hayesw...@realtek.com>
---
drivers/net/ethernet/realtek/r8169.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/realtek/r8169.c
b/drivers/net/ethernet/realtek/r8169.c
index c25a329..4ae3c55 100644
--- a/drivers/net/ethernet/realtek/r8169.c
+++ b/drivers/net/ethernet/realtek/r8169.c
@@ -1880,12 +1880,16 @@ static void rtl8169_get_regs(struct net_device *dev,
struct ethtool_regs *regs,
void *p)
{
struct rtl8169_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->mmio_addr;
+ u32 *d = (u32 *)p;
+ int i;
if (regs->len > R8169_REGS_SIZE)
regs->len = R8169_REGS_SIZE;
rtl_lock_work(tp);
- memcpy_fromio(p, tp->mmio_addr, regs->len);
+ for (i = 0; i < regs->len; i += 4)
+ *d++ = RTL_R32(i);
rtl_unlock_work(tp);
}
--
1.8.1
--
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