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Commit 4f4826da authored by Larry Finger's avatar Larry Finger Committed by John W. Linville
Browse files

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: default avatarLarry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent c6d37299

drivers/net/wireless/rtlwifi/base.c

+29 −0
Original line number Diff line number Diff line
@@ -1613,6 +1613,35 @@ int rtl_send_smps_action(struct ieee80211_hw *hw, 
}

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

 * 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

drivers/net/wireless/rtlwifi/base.h

+1 −0
Original line number Diff line number Diff line
@@ -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);

struct sk_buff *rtl_make_del_ba(struct ieee80211_hw *hw,

				u8 *sa, u8 *bssid, u16 tid);

void rtl_phy_scan_operation_backup(struct ieee80211_hw *hw, u8 operation);



#endif