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authorHerton Ronaldo Krzesinski <herton@mandriva.com.br>2008-10-13 18:10:59 +0000
committerJohn W. Linville <linville@tuxdriver.com>2008-10-31 19:00:18 -0400
commit64761077f815660276f69b497edb9842d880df9a (patch)
treea7b5f6c0bd9f901ee57f9353b13c732f864ff8e8 /drivers/net
parentda966bcae70e4012b7d999820b728dd6502047e0 (diff)
rtl8187: adapt for deprecated IEEE80211_CONF_SHORT_SLOT_TIME flag
This updates 8187L handling for short slot after "mac80211: fix short slot handling". For 8187B, there was no handling done for short slot timing so nothing done, support for it will come in a following patch. Signed-off-by: Herton Ronaldo Krzesinski <herton@mandriva.com.br> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/wireless/rtl8187_dev.c46
1 files changed, 30 insertions, 16 deletions
diff --git a/drivers/net/wireless/rtl8187_dev.c b/drivers/net/wireless/rtl8187_dev.c
index b211a515428..991d65c2708 100644
--- a/drivers/net/wireless/rtl8187_dev.c
+++ b/drivers/net/wireless/rtl8187_dev.c
@@ -877,22 +877,6 @@ static int rtl8187_config(struct ieee80211_hw *dev, u32 changed)
msleep(10);
rtl818x_iowrite32(priv, &priv->map->TX_CONF, reg);
- if (!priv->is_rtl8187b) {
- rtl818x_iowrite8(priv, &priv->map->SIFS, 0x22);
-
- if (conf->flags & IEEE80211_CONF_SHORT_SLOT_TIME) {
- rtl818x_iowrite8(priv, &priv->map->SLOT, 0x9);
- rtl818x_iowrite8(priv, &priv->map->DIFS, 0x14);
- rtl818x_iowrite8(priv, &priv->map->EIFS, 91 - 0x14);
- rtl818x_iowrite8(priv, &priv->map->CW_VAL, 0x73);
- } else {
- rtl818x_iowrite8(priv, &priv->map->SLOT, 0x14);
- rtl818x_iowrite8(priv, &priv->map->DIFS, 0x24);
- rtl818x_iowrite8(priv, &priv->map->EIFS, 91 - 0x24);
- rtl818x_iowrite8(priv, &priv->map->CW_VAL, 0xa5);
- }
- }
-
rtl818x_iowrite16(priv, &priv->map->ATIM_WND, 2);
rtl818x_iowrite16(priv, &priv->map->ATIMTR_INTERVAL, 100);
rtl818x_iowrite16(priv, &priv->map->BEACON_INTERVAL, 100);
@@ -927,6 +911,35 @@ static int rtl8187_config_interface(struct ieee80211_hw *dev,
return 0;
}
+static void rtl8187_conf_erp(struct rtl8187_priv *priv, bool use_short_slot)
+{
+ if (!priv->is_rtl8187b) {
+ rtl818x_iowrite8(priv, &priv->map->SIFS, 0x22);
+ if (use_short_slot) {
+ rtl818x_iowrite8(priv, &priv->map->SLOT, 0x9);
+ rtl818x_iowrite8(priv, &priv->map->DIFS, 0x14);
+ rtl818x_iowrite8(priv, &priv->map->EIFS, 91 - 0x14);
+ rtl818x_iowrite8(priv, &priv->map->CW_VAL, 0x73);
+ } else {
+ rtl818x_iowrite8(priv, &priv->map->SLOT, 0x14);
+ rtl818x_iowrite8(priv, &priv->map->DIFS, 0x24);
+ rtl818x_iowrite8(priv, &priv->map->EIFS, 91 - 0x24);
+ rtl818x_iowrite8(priv, &priv->map->CW_VAL, 0xa5);
+ }
+ }
+}
+
+static void rtl8187_bss_info_changed(struct ieee80211_hw *dev,
+ struct ieee80211_vif *vif,
+ struct ieee80211_bss_conf *info,
+ u32 changed)
+{
+ struct rtl8187_priv *priv = dev->priv;
+
+ if (changed & BSS_CHANGED_ERP_SLOT)
+ rtl8187_conf_erp(priv, info->use_short_slot);
+}
+
static void rtl8187_configure_filter(struct ieee80211_hw *dev,
unsigned int changed_flags,
unsigned int *total_flags,
@@ -967,6 +980,7 @@ static const struct ieee80211_ops rtl8187_ops = {
.remove_interface = rtl8187_remove_interface,
.config = rtl8187_config,
.config_interface = rtl8187_config_interface,
+ .bss_info_changed = rtl8187_bss_info_changed,
.configure_filter = rtl8187_configure_filter,
};