[PATCH net 2/5] r8152: move enabling PHY

From: Hayes Wang
Date: Tue Sep 20 2016 - 04:24:39 EST


Move enabling PHY to init(), otherwise some other settings may fail.

Signed-off-by: Hayes Wang <hayeswang@xxxxxxxxxxx>
---
drivers/net/usb/r8152.c | 43 +++++++++++++++++++++++++------------------
1 file changed, 25 insertions(+), 18 deletions(-)

diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c
index ae7db46..dbf11ba 100644
--- a/drivers/net/usb/r8152.c
+++ b/drivers/net/usb/r8152.c
@@ -2632,14 +2632,6 @@ static void rtl8152_disable(struct r8152 *tp)

static void r8152b_hw_phy_cfg(struct r8152 *tp)
{
- u16 data;
-
- data = r8152_mdio_read(tp, MII_BMCR);
- if (data & BMCR_PDOWN) {
- data &= ~BMCR_PDOWN;
- r8152_mdio_write(tp, MII_BMCR, data);
- }
-
set_bit(PHY_RESET, &tp->flags);
}

@@ -2818,16 +2810,6 @@ static void r8153_hw_phy_cfg(struct r8152 *tp)
u32 ocp_data;
u16 data;

- if (tp->version == RTL_VER_03 || tp->version == RTL_VER_04 ||
- tp->version == RTL_VER_05)
- ocp_reg_write(tp, OCP_ADC_CFG, CKADSEL_L | ADC_EN | EN_EMI_L);
-
- data = r8152_mdio_read(tp, MII_BMCR);
- if (data & BMCR_PDOWN) {
- data &= ~BMCR_PDOWN;
- r8152_mdio_write(tp, MII_BMCR, data);
- }
-
if (tp->version == RTL_VER_03) {
data = ocp_reg_read(tp, OCP_EEE_CFG);
data &= ~CTAP_SHORT_EN;
@@ -3355,10 +3337,17 @@ static void rtl_tally_reset(struct r8152 *tp)
static void r8152b_init(struct r8152 *tp)
{
u32 ocp_data;
+ u16 data;

if (test_bit(RTL8152_UNPLUG, &tp->flags))
return;

+ data = r8152_mdio_read(tp, MII_BMCR);
+ if (data & BMCR_PDOWN) {
+ data &= ~BMCR_PDOWN;
+ r8152_mdio_write(tp, MII_BMCR, data);
+ }
+
r8152_aldps_en(tp, false);

if (tp->version == RTL_VER_01) {
@@ -3394,6 +3383,7 @@ static void r8152b_init(struct r8152 *tp)
static void r8153_init(struct r8152 *tp)
{
u32 ocp_data;
+ u16 data;
int i;

if (test_bit(RTL8152_UNPLUG, &tp->flags))
@@ -3416,6 +3406,23 @@ static void r8153_init(struct r8152 *tp)
msleep(20);
}

+ if (tp->version == RTL_VER_03 || tp->version == RTL_VER_04 ||
+ tp->version == RTL_VER_05)
+ ocp_reg_write(tp, OCP_ADC_CFG, CKADSEL_L | ADC_EN | EN_EMI_L);
+
+ data = r8152_mdio_read(tp, MII_BMCR);
+ if (data & BMCR_PDOWN) {
+ data &= ~BMCR_PDOWN;
+ r8152_mdio_write(tp, MII_BMCR, data);
+ }
+
+ for (i = 0; i < 500; i++) {
+ ocp_data = ocp_reg_read(tp, OCP_PHY_STATUS) & PHY_STAT_MASK;
+ if (ocp_data == PHY_STAT_LAN_ON)
+ break;
+ msleep(20);
+ }
+
usb_disable_lpm(tp->udev);
r8153_u2p3en(tp, false);

--
2.7.4