lkml.org 
[lkml]   [2014]   [Feb]   [18]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH net-next 06/14] r8152: clear BMCR_PDOWN
Date
Modify the method of enabling the PHY to clear BMCR_PDOWN only.

Signed-off-by: Hayes Wang <hayeswang@realtek.com>
---
drivers/net/usb/r8152.c | 15 +++++++++++++--
1 file changed, 13 insertions(+), 2 deletions(-)

diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c
index 2a778fa..c7bae39 100644
--- a/drivers/net/usb/r8152.c
+++ b/drivers/net/usb/r8152.c
@@ -1845,7 +1845,14 @@ static inline void r8152b_enable_aldps(struct r8152 *tp)

static void r8152b_hw_phy_cfg(struct r8152 *tp)
{
- r8152_mdio_write(tp, MII_BMCR, BMCR_ANENABLE);
+ u16 data;
+
+ data = r8152_mdio_read(tp, MII_BMCR);
+ if (data & BMCR_PDOWN) {
+ data &= ~BMCR_PDOWN;
+ r8152_mdio_write(tp, MII_BMCR, data);
+ }
+
r8152b_disable_aldps(tp);
}

@@ -1995,7 +2002,11 @@ static void r8153_hw_phy_cfg(struct r8152 *tp)
u16 data;

ocp_reg_write(tp, OCP_ADC_CFG, CKADSEL_L | ADC_EN | EN_EMI_L);
- r8152_mdio_write(tp, MII_BMCR, BMCR_ANENABLE);
+ 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);
--
1.8.4.2


\
 
 \ /
  Last update: 2014-02-18 15:41    [W:0.333 / U:0.352 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site