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authorHayes Wang <hayeswang@realtek.com>2011-02-22 09:26:22 (GMT)
committerFrancois Romieu <romieu@fr.zoreil.com>2011-02-23 22:31:17 (GMT)
commit5d2e19572a66be1e349faba289b7bd049b85bc98 (patch)
treeae0e47807171ccb41616e4c9f84502f0a873c4af
parentd24e9aafe5d5dfdf6d114b29e67f8afd5fae5ef0 (diff)
downloadlinux-fsl-qoriq-5d2e19572a66be1e349faba289b7bd049b85bc98.tar.xz
r8169: fix RTL8168DP power off issue.
- fix the RTL8111DP turn off the power when DASH is enabled. - RTL_GIGA_MAC_VER_27 must wait for tx finish before reset. Signed-off-by: Hayes Wang <hayeswang@realtek.com> Acked-by: Francois Romieu <romieu@fr.zoreil.com>
-rw-r--r--drivers/net/r8169.c17
1 files changed, 14 insertions, 3 deletions
diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c
index 336ba94..ef2133b 100644
--- a/drivers/net/r8169.c
+++ b/drivers/net/r8169.c
@@ -2869,8 +2869,11 @@ static void r8168_pll_power_down(struct rtl8169_private *tp)
{
void __iomem *ioaddr = tp->mmio_addr;
- if (tp->mac_version == RTL_GIGA_MAC_VER_27)
+ if (((tp->mac_version == RTL_GIGA_MAC_VER_27) ||
+ (tp->mac_version == RTL_GIGA_MAC_VER_28)) &&
+ (ocp_read(tp, 0x0f, 0x0010) & 0x00008000)) {
return;
+ }
if (((tp->mac_version == RTL_GIGA_MAC_VER_23) ||
(tp->mac_version == RTL_GIGA_MAC_VER_24)) &&
@@ -2892,6 +2895,8 @@ static void r8168_pll_power_down(struct rtl8169_private *tp)
switch (tp->mac_version) {
case RTL_GIGA_MAC_VER_25:
case RTL_GIGA_MAC_VER_26:
+ case RTL_GIGA_MAC_VER_27:
+ case RTL_GIGA_MAC_VER_28:
RTL_W8(PMCH, RTL_R8(PMCH) & ~0x80);
break;
}
@@ -2901,12 +2906,17 @@ static void r8168_pll_power_up(struct rtl8169_private *tp)
{
void __iomem *ioaddr = tp->mmio_addr;
- if (tp->mac_version == RTL_GIGA_MAC_VER_27)
+ if (((tp->mac_version == RTL_GIGA_MAC_VER_27) ||
+ (tp->mac_version == RTL_GIGA_MAC_VER_28)) &&
+ (ocp_read(tp, 0x0f, 0x0010) & 0x00008000)) {
return;
+ }
switch (tp->mac_version) {
case RTL_GIGA_MAC_VER_25:
case RTL_GIGA_MAC_VER_26:
+ case RTL_GIGA_MAC_VER_27:
+ case RTL_GIGA_MAC_VER_28:
RTL_W8(PMCH, RTL_R8(PMCH) | 0x80);
break;
}
@@ -3319,7 +3329,8 @@ static void rtl8169_hw_reset(struct rtl8169_private *tp)
/* Disable interrupts */
rtl8169_irq_mask_and_ack(ioaddr);
- if (tp->mac_version == RTL_GIGA_MAC_VER_28) {
+ if (tp->mac_version == RTL_GIGA_MAC_VER_27 ||
+ tp->mac_version == RTL_GIGA_MAC_VER_28) {
while (RTL_R8(TxPoll) & NPQ)
udelay(20);