From: Chunhao Lin hau@realtek.com
This patch has been added to the 4.1 stable tree. If you have any objections, please let us know.
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[ Upstream commit 086ca23d03c0d2f4088f472386778d293e15c5f6 ]
Driver check the wrong register bit in rtl_ocp_tx_cond() that keep driver waiting until timeout.
Fix this by waiting for the right register bit.
Signed-off-by: Chunhao Lin hau@realtek.com Signed-off-by: David S. Miller davem@davemloft.net Signed-off-by: Sasha Levin alexander.levin@microsoft.com --- drivers/net/ethernet/realtek/r8169.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/net/ethernet/realtek/r8169.c b/drivers/net/ethernet/realtek/r8169.c index af4b1f4c24d2..8004de976890 100644 --- a/drivers/net/ethernet/realtek/r8169.c +++ b/drivers/net/ethernet/realtek/r8169.c @@ -1375,7 +1375,7 @@ DECLARE_RTL_COND(rtl_ocp_tx_cond) { void __iomem *ioaddr = tp->mmio_addr;
- return RTL_R8(IBISR0) & 0x02; + return RTL_R8(IBISR0) & 0x20; }
static void rtl8168ep_stop_cmac(struct rtl8169_private *tp) @@ -1383,7 +1383,7 @@ static void rtl8168ep_stop_cmac(struct rtl8169_private *tp) void __iomem *ioaddr = tp->mmio_addr;
RTL_W8(IBCR2, RTL_R8(IBCR2) & ~0x01); - rtl_msleep_loop_wait_low(tp, &rtl_ocp_tx_cond, 50, 2000); + rtl_msleep_loop_wait_high(tp, &rtl_ocp_tx_cond, 50, 2000); RTL_W8(IBISR0, RTL_R8(IBISR0) | 0x20); RTL_W8(IBCR0, RTL_R8(IBCR0) & ~0x01); }