r8152: adjust U2P3 for RTL8153

Use another way to keep disabling the U2P3 for both RTL_VER_03 and
RTL_VER_04.

Move enabling U2P3 from r8153_init() to r8153_hw_phy_cfg(). The
engineer ask the setting should be done after PHY settings.

Disable U2P3 first in rtl8153_up().

Signed-off-by: Hayes Wang <hayeswang@realtek.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c
index 32e83fd8b159e0a4beeba4a1f4f8b1b72a6de966..565ac5b8b9ca1ba6a9101bab67a750c185163c49 100644 (file)
--- a/drivers/net/usb/r8152.c
+++ b/drivers/net/usb/r8152.c
@@ -2468,7 +2468,7 @@ static void r8153_u2p3en(struct r8152 *tp, bool enable)
        u32 ocp_data;
 
        ocp_data = ocp_read_word(tp, MCU_TYPE_USB, USB_U2P3_CTRL);
-       if (enable && tp->version != RTL_VER_03 && tp->version != RTL_VER_04)
+       if (enable)
                ocp_data |= U2P3_ENABLE;
        else
                ocp_data &= ~U2P3_ENABLE;
@@ -2559,7 +2559,18 @@ static void rtl8153_runtime_enable(struct r8152 *tp, bool enable)
        } else {
                rtl_runtime_suspend_enable(tp, false);
                r8153_mac_clk_spd(tp, false);
-               r8153_u2p3en(tp, true);
+
+               switch (tp->version) {
+               case RTL_VER_03:
+               case RTL_VER_04:
+                       break;
+               case RTL_VER_05:
+               case RTL_VER_06:
+               default:
+                       r8153_u2p3en(tp, true);
+                       break;
+               }
+
                r8153_u1u2en(tp, true);
        }
 }
@@ -2898,6 +2909,17 @@ static void r8153_hw_phy_cfg(struct r8152 *tp)
        r8153_aldps_en(tp, true);
        r8152b_enable_fc(tp);
 
+       switch (tp->version) {
+       case RTL_VER_03:
+       case RTL_VER_04:
+               break;
+       case RTL_VER_05:
+       case RTL_VER_06:
+       default:
+               r8153_u2p3en(tp, true);
+               break;
+       }
+
        set_bit(PHY_RESET, &tp->flags);
 }
 
@@ -3143,10 +3165,22 @@ static void rtl8153_up(struct r8152 *tp)
                return;
 
        r8153_u1u2en(tp, false);
+       r8153_u2p3en(tp, false);
        r8153_aldps_en(tp, false);
        r8153_first_init(tp);
        r8153_aldps_en(tp, true);
-       r8153_u2p3en(tp, true);
+
+       switch (tp->version) {
+       case RTL_VER_03:
+       case RTL_VER_04:
+               break;
+       case RTL_VER_05:
+       case RTL_VER_06:
+       default:
+               r8153_u2p3en(tp, true);
+               break;
+       }
+
        r8153_u1u2en(tp, true);
 }
 
@@ -3545,7 +3579,6 @@ static void r8153_init(struct r8152 *tp)
        ocp_write_word(tp, MCU_TYPE_USB, USB_USB_CTRL, ocp_data);
 
        rtl_tally_reset(tp);
-       r8153_u2p3en(tp, true);
 }
 
 static int rtl8152_pre_reset(struct usb_interface *intf)