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-rw-r--r--drivers/net/ethernet/realtek/r8169_main.c36
1 files changed, 25 insertions, 11 deletions
diff --git a/drivers/net/ethernet/realtek/r8169_main.c b/drivers/net/ethernet/realtek/r8169_main.c
index 0c76c162b8a9..cfcb40d90920 100644
--- a/drivers/net/ethernet/realtek/r8169_main.c
+++ b/drivers/net/ethernet/realtek/r8169_main.c
@@ -624,6 +624,7 @@ struct rtl8169_private {
unsigned supports_gmii:1;
unsigned aspm_manageable:1;
+ unsigned dash_enabled:1;
dma_addr_t counters_phys_addr;
struct rtl8169_counters *counters;
struct rtl8169_tc_offsets tc_offset;
@@ -1253,14 +1254,26 @@ static bool r8168ep_check_dash(struct rtl8169_private *tp)
return r8168ep_ocp_read(tp, 0x128) & BIT(0);
}
-static enum rtl_dash_type rtl_check_dash(struct rtl8169_private *tp)
+static bool rtl_dash_is_enabled(struct rtl8169_private *tp)
+{
+ switch (tp->dash_type) {
+ case RTL_DASH_DP:
+ return r8168dp_check_dash(tp);
+ case RTL_DASH_EP:
+ return r8168ep_check_dash(tp);
+ default:
+ return false;
+ }
+}
+
+static enum rtl_dash_type rtl_get_dash_type(struct rtl8169_private *tp)
{
switch (tp->mac_version) {
case RTL_GIGA_MAC_VER_28:
case RTL_GIGA_MAC_VER_31:
- return r8168dp_check_dash(tp) ? RTL_DASH_DP : RTL_DASH_NONE;
+ return RTL_DASH_DP;
case RTL_GIGA_MAC_VER_51 ... RTL_GIGA_MAC_VER_53:
- return r8168ep_check_dash(tp) ? RTL_DASH_EP : RTL_DASH_NONE;
+ return RTL_DASH_EP;
default:
return RTL_DASH_NONE;
}
@@ -1453,7 +1466,7 @@ static void __rtl8169_set_wol(struct rtl8169_private *tp, u32 wolopts)
device_set_wakeup_enable(tp_to_dev(tp), wolopts);
- if (tp->dash_type == RTL_DASH_NONE) {
+ if (!tp->dash_enabled) {
rtl_set_d3_pll_down(tp, !wolopts);
tp->dev->wol_enabled = wolopts ? 1 : 0;
}
@@ -2512,7 +2525,7 @@ static void rtl_wol_enable_rx(struct rtl8169_private *tp)
static void rtl_prepare_power_down(struct rtl8169_private *tp)
{
- if (tp->dash_type != RTL_DASH_NONE)
+ if (tp->dash_enabled)
return;
if (tp->mac_version == RTL_GIGA_MAC_VER_32 ||
@@ -4869,7 +4882,7 @@ static int rtl8169_runtime_idle(struct device *device)
{
struct rtl8169_private *tp = dev_get_drvdata(device);
- if (tp->dash_type != RTL_DASH_NONE)
+ if (tp->dash_enabled)
return -EBUSY;
if (!netif_running(tp->dev) || !netif_carrier_ok(tp->dev))
@@ -4895,8 +4908,7 @@ static void rtl_shutdown(struct pci_dev *pdev)
/* Restore original MAC address */
rtl_rar_set(tp, tp->dev->perm_addr);
- if (system_state == SYSTEM_POWER_OFF &&
- tp->dash_type == RTL_DASH_NONE) {
+ if (system_state == SYSTEM_POWER_OFF && !tp->dash_enabled) {
pci_wake_from_d3(pdev, tp->saved_wolopts);
pci_set_power_state(pdev, PCI_D3hot);
}
@@ -5254,7 +5266,8 @@ static int rtl_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
rc = pci_disable_link_state(pdev, PCIE_LINK_STATE_L1);
tp->aspm_manageable = !rc;
- tp->dash_type = rtl_check_dash(tp);
+ tp->dash_type = rtl_get_dash_type(tp);
+ tp->dash_enabled = rtl_dash_is_enabled(tp);
tp->cp_cmd = RTL_R16(tp, CPlusCmd) & CPCMD_MASK;
@@ -5325,7 +5338,7 @@ static int rtl_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
/* configure chip for default features */
rtl8169_set_features(dev, dev->features);
- if (tp->dash_type == RTL_DASH_NONE) {
+ if (!tp->dash_enabled) {
rtl_set_d3_pll_down(tp, true);
} else {
rtl_set_d3_pll_down(tp, false);
@@ -5365,7 +5378,8 @@ static int rtl_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
"ok" : "ko");
if (tp->dash_type != RTL_DASH_NONE) {
- netdev_info(dev, "DASH enabled\n");
+ netdev_info(dev, "DASH %s\n",
+ tp->dash_enabled ? "enabled" : "disabled");
rtl8168_driver_start(tp);
}