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rtl8180: remove priv->mode 

It is only checked in add_interface, and there it is easily replaced
with a check of priv->vif.  If that information should become necessary,
it is available in vif->type anyway.

Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
John W. Linville 2009-12-22 18:13:04 -05:00
parent 5122d89862
commit 643aab6733
2 changed files with 5 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
drivers/net/wireless/rtl818x/rtl8180.h
View File

@ -60,7 +60,6 @@ struct rtl8180_priv {
struct rtl818x_csr __iomem *map;
const struct rtl818x_rf_ops *rf;
struct ieee80211_vif *vif;
int mode;
/* rtl8180 driver specific */
spinlock_t lock;

14
drivers/net/wireless/rtl818x/rtl8180_dev.c
View File

@ -82,8 +82,6 @@ static const struct ieee80211_channel rtl818x_channels[] = {
};
void rtl8180_write_phy(struct ieee80211_hw *dev, u8 addr, u32 data)
{
struct rtl8180_priv *priv = dev->priv;
@ -615,7 +613,6 @@ static int rtl8180_start(struct ieee80211_hw *dev)
reg |= RTL818X_CMD_TX_ENABLE;
rtl818x_iowrite8(priv, &priv->map->CMD, reg);
priv->mode = NL80211_IFTYPE_MONITOR;
return 0;
err_free_rings:
@ -633,8 +630,6 @@ static void rtl8180_stop(struct ieee80211_hw *dev)
u8 reg;
int i;
priv->mode = NL80211_IFTYPE_UNSPECIFIED;
rtl818x_iowrite16(priv, &priv->map->INT_MASK, 0);
reg = rtl818x_ioread8(priv, &priv->map->CMD);
@ -661,12 +656,14 @@ static int rtl8180_add_interface(struct ieee80211_hw *dev,
{
struct rtl8180_priv *priv = dev->priv;
if (priv->mode != NL80211_IFTYPE_MONITOR)
return -EOPNOTSUPP;
/*
* We only support one active interface at a time.
*/
if (priv->vif)
return -EBUSY;
switch (conf->type) {
case NL80211_IFTYPE_STATION:
priv->mode = conf->type;
break;
default:
return -EOPNOTSUPP;
@ -688,7 +685,6 @@ static void rtl8180_remove_interface(struct ieee80211_hw *dev,
struct ieee80211_if_init_conf *conf)
{
struct rtl8180_priv *priv = dev->priv;
priv->mode = NL80211_IFTYPE_MONITOR;
priv->vif = NULL;
}