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authorAndrea Merello <andrea.merello@gmail.com>2014-03-26 21:00:42 +0100
committerJohn W. Linville <linville@tuxdriver.com>2014-03-27 14:20:08 -0400
commitf18f112bde931faa25b33f7fa97281be5ef5e2c4 (patch)
treeda4697db1456280fee1e133825a3dd68a154a701 /drivers/net/wireless/rtl818x
parent732c8932060dbc6630ca155d5eb8b484faccef45 (diff)
downloadop-kernel-dev-f18f112bde931faa25b33f7fa97281be5ef5e2c4.zip
op-kernel-dev-f18f112bde931faa25b33f7fa97281be5ef5e2c4.tar.gz
rtl8180: don't write MAR registers for rtl8187se
MAR registers are not present in rtl8187se, and attempting to write to them must be avoided Signed-off-by: Andrea Merello <andrea.merello@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/rtl818x')
-rw-r--r--drivers/net/wireless/rtl818x/rtl8180/dev.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/net/wireless/rtl818x/rtl8180/dev.c b/drivers/net/wireless/rtl818x/rtl8180/dev.c
index 92b6d53..cce972d 100644
--- a/drivers/net/wireless/rtl818x/rtl8180/dev.c
+++ b/drivers/net/wireless/rtl818x/rtl8180/dev.c
@@ -779,8 +779,13 @@ static int rtl8180_start(struct ieee80211_hw *dev)
rtl8180_int_enable(dev);
- rtl818x_iowrite32(priv, &priv->map->MAR[0], ~0);
- rtl818x_iowrite32(priv, &priv->map->MAR[1], ~0);
+ /* in rtl8187se at MAR regs offset there is the management
+ * TX descriptor DMA addres..
+ */
+ if (priv->chip_family != RTL818X_CHIP_FAMILY_RTL8187SE) {
+ rtl818x_iowrite32(priv, &priv->map->MAR[0], ~0);
+ rtl818x_iowrite32(priv, &priv->map->MAR[1], ~0);
+ }
reg = RTL818X_RX_CONF_ONLYERLPKT |
RTL818X_RX_CONF_RX_AUTORESETPHY |
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