From: Chunhao Lin Date: Tue, 30 Jan 2018 17:32:36 +0000 (+0800) Subject: r8169: fix RTL8168EP take too long to complete driver initialization. X-Git-Tag: android-x86-8.1-r1~1769^2~5 X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=086ca23d03c0d2f4088f472386778d293e15c5f6;p=android-x86%2Fkernel.git r8169: fix RTL8168EP take too long to complete driver initialization. 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 Signed-off-by: David S. Miller --- diff --git a/drivers/net/ethernet/realtek/r8169.c b/drivers/net/ethernet/realtek/r8169.c index 8e91274174f1..0bf7d1759250 100644 --- a/drivers/net/ethernet/realtek/r8169.c +++ b/drivers/net/ethernet/realtek/r8169.c @@ -1395,7 +1395,7 @@ 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) @@ -1403,7 +1403,7 @@ 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); }