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rtlwifi: Implement a common rtl_phy_scan_operation_backup() routine 

Several of the drivers supported by rtlwifi individually implement the same
routine that supports scans. As a first step, create this routine in
driver rtlwifi.

Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Larry Finger 2013-09-26 13:25:27 -05:00 committed by John W. Linville
parent c6d3729984
commit 4f4826da8c
2 changed files with 30 additions and 0 deletions
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29
drivers/net/wireless/rtlwifi/base.c
View File

@ -1613,6 +1613,35 @@ err_free:
} }
EXPORT_SYMBOL(rtl_send_smps_action); EXPORT_SYMBOL(rtl_send_smps_action);
void rtl_phy_scan_operation_backup(struct ieee80211_hw *hw, u8 operation)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
enum io_type iotype;
if (!is_hal_stop(rtlhal)) {
switch (operation) {
case SCAN_OPT_BACKUP:
iotype = IO_CMD_PAUSE_DM_BY_SCAN;
rtlpriv->cfg->ops->set_hw_reg(hw,
HW_VAR_IO_CMD,
(u8 *)&iotype);
break;
case SCAN_OPT_RESTORE:
iotype = IO_CMD_RESUME_DM_BY_SCAN;
rtlpriv->cfg->ops->set_hw_reg(hw,
HW_VAR_IO_CMD,
(u8 *)&iotype);
break;
default:
RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
"Unknown Scan Backup operation.\n");
break;
}
}
}
EXPORT_SYMBOL(rtl_phy_scan_operation_backup);
/* There seem to be issues in mac80211 regarding when del ba frames can be /* There seem to be issues in mac80211 regarding when del ba frames can be
* received. As a work around, we make a fake del_ba if we receive a ba_req; * received. As a work around, we make a fake del_ba if we receive a ba_req;
* however, rx_agg was opened to let mac80211 release some ba related * however, rx_agg was opened to let mac80211 release some ba related

1
drivers/net/wireless/rtlwifi/base.h
View File

@ -152,5 +152,6 @@ int rtlwifi_rate_mapping(struct ieee80211_hw *hw,
bool rtl_tx_mgmt_proc(struct ieee80211_hw *hw, struct sk_buff *skb); bool rtl_tx_mgmt_proc(struct ieee80211_hw *hw, struct sk_buff *skb);
struct sk_buff *rtl_make_del_ba(struct ieee80211_hw *hw, struct sk_buff *rtl_make_del_ba(struct ieee80211_hw *hw,
u8 *sa, u8 *bssid, u16 tid); u8 *sa, u8 *bssid, u16 tid);
void rtl_phy_scan_operation_backup(struct ieee80211_hw *hw, u8 operation);
#endif #endif