staging: rtl8821ae: core.c: Remove version specific code

The code should be for the current kernel version. Remove
conditional version based code.

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/rtl8821ae/core.c b/drivers/staging/rtl8821ae/core.c
index ff3139b..9a37408 100644 (file)
--- a/drivers/staging/rtl8821ae/core.c
+++ b/drivers/staging/rtl8821ae/core.c
@@ -88,42 +88,9 @@ static void rtl_op_stop(struct ieee80211_hw *hw)
        mutex_unlock(&rtlpriv->locks.conf_mutex);
 }
 
-/*<delete in kernel start>*/
-#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,39))
-static int rtl_op_tx(struct ieee80211_hw *hw, struct sk_buff *skb)
-{
-       struct rtl_priv *rtlpriv = rtl_priv(hw);
-       struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
-       struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
-       struct rtl_tcb_desc tcb_desc;
-       memset(&tcb_desc, 0, sizeof(struct rtl_tcb_desc));
-
-       if (unlikely(is_hal_stop(rtlhal) || ppsc->rfpwr_state != ERFON))
-               goto err_free;
-
-       if (!test_bit(RTL_STATUS_INTERFACE_START, &rtlpriv->status))
-               goto err_free;
-
-       if (!rtlpriv->intf_ops->waitq_insert(hw, skb))
-               rtlpriv->intf_ops->adapter_tx(hw, skb, &tcb_desc);
-
-       return NETDEV_TX_OK;
-
-err_free:
-       dev_kfree_skb_any(skb);
-       return NETDEV_TX_OK;
-}
-#else
-#if (LINUX_VERSION_CODE < KERNEL_VERSION(3,7,0))
-static void rtl_op_tx(struct ieee80211_hw *hw, struct sk_buff *skb)
-#else
-/*<delete in kernel end>*/
 static void rtl_op_tx(struct ieee80211_hw *hw,
                      struct ieee80211_tx_control *control,
                      struct sk_buff *skb)
-/*<delete in kernel start>*/
-#endif
-/*<delete in kernel end>*/
 {
        struct rtl_priv *rtlpriv = rtl_priv(hw);
        struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
@@ -137,26 +104,14 @@ static void rtl_op_tx(struct ieee80211_hw *hw,
        if (!test_bit(RTL_STATUS_INTERFACE_START, &rtlpriv->status))
                goto err_free;
 
-/*<delete in kernel start>*/
-#if (LINUX_VERSION_CODE < KERNEL_VERSION(3,7,0))
-       if (!rtlpriv->intf_ops->waitq_insert(hw, skb))
-               rtlpriv->intf_ops->adapter_tx(hw, skb, &tcb_desc);
-#else
-/*<delete in kernel end>*/
        if (!rtlpriv->intf_ops->waitq_insert(hw, control->sta, skb))
                rtlpriv->intf_ops->adapter_tx(hw, control->sta, skb, &tcb_desc);
-/*<delete in kernel start>*/
-#endif
-/*<delete in kernel end>*/
        return;
 
 err_free:
        dev_kfree_skb_any(skb);
        return;
 }
-/*<delete in kernel start>*/
-#endif
-/*<delete in kernel end>*/
 
 static int rtl_op_add_interface(struct ieee80211_hw *hw,
                struct ieee80211_vif *vif)
@@ -171,26 +126,15 @@ static int rtl_op_add_interface(struct ieee80211_hw *hw,
                return -EOPNOTSUPP;
        }
 
-/*This flag is not defined before kernel 3.4*/
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,4,0))
        vif->driver_flags |= IEEE80211_VIF_BEACON_FILTER;
-#endif
 
        rtl_ips_nic_on(hw);
 
        mutex_lock(&rtlpriv->locks.conf_mutex);
-/*<delete in kernel start>*/
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,37))
        switch (ieee80211_vif_type_p2p(vif)) {
        case NL80211_IFTYPE_P2P_CLIENT:
                mac->p2p = P2P_ROLE_CLIENT;
                /*fall through*/
-#else
-/*<delete in kernel end>*/
-       switch (vif->type) {
-/*<delete in kernel start>*/
-#endif
-/*<delete in kernel end>*/
        case NL80211_IFTYPE_STATION:
                if (mac->beacon_enabled == 1) {
                        RT_TRACE(COMP_MAC80211, DBG_LOUD,
@@ -214,13 +158,9 @@ static int rtl_op_add_interface(struct ieee80211_hw *hw,
                                (u8 *) (&mac->basic_rates));
 
                break;
-/*<delete in kernel start>*/
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,37))
        case NL80211_IFTYPE_P2P_GO:
                mac->p2p = P2P_ROLE_GO;
                /*fall through*/
-#endif
-/*<delete in kernel end>*/
        case NL80211_IFTYPE_AP:
                RT_TRACE(COMP_MAC80211, DBG_LOUD,
                         ("NL80211_IFTYPE_AP \n"));
@@ -310,9 +250,7 @@ static void rtl_op_remove_interface(struct ieee80211_hw *hw,
 
        mutex_unlock(&rtlpriv->locks.conf_mutex);
 }
-/*<delete in kernel start>*/
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,37))
-/*<delete in kernel end>*/
+
 static int rtl_op_change_interface(struct ieee80211_hw *hw,
                                   struct ieee80211_vif *vif,
                                   enum nl80211_iftype new_type, bool p2p)
@@ -328,9 +266,7 @@ static int rtl_op_change_interface(struct ieee80211_hw *hw,
                 (" p2p  %x\n",p2p));
        return ret;
 }
-/*<delete in kernel start>*/
-#endif
-/*<delete in kernel end>*/
+
 static int rtl_op_config(struct ieee80211_hw *hw, u32 changed)
 {
        struct rtl_priv *rtlpriv = rtl_priv(hw);
@@ -398,14 +334,9 @@ static int rtl_op_config(struct ieee80211_hw *hw, u32 changed)
        }
 
        if (changed & IEEE80211_CONF_CHANGE_CHANNEL) {
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,10,0))
                struct ieee80211_channel *channel = hw->conf.chandef.chan;
                enum nl80211_channel_type channel_type =
                                cfg80211_get_chandef_type(&(hw->conf.chandef));
-#else
-               struct ieee80211_channel *channel = hw->conf.channel;
-               enum nl80211_channel_type channel_type = hw->conf.channel_type;
-#endif
                u8 wide_chan = (u8) channel->hw_value;
 
                if (mac->act_scanning)
@@ -661,14 +592,9 @@ static int _rtl_get_hal_qnum(u16 queue)
  *for mac80211 VO=0, VI=1, BE=2, BK=3
  *for rtl819x  BE=0, BK=1, VI=2, VO=3
  */
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,2,0))
 static int rtl_op_conf_tx(struct ieee80211_hw *hw,
                          struct ieee80211_vif *vif, u16 queue,
                          const struct ieee80211_tx_queue_params *param)
-#else
-static int rtl_op_conf_tx(struct ieee80211_hw *hw, u16 queue,
-                         const struct ieee80211_tx_queue_params *param)
-#endif
 {
        struct rtl_priv *rtlpriv = rtl_priv(hw);
        struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
@@ -964,11 +890,7 @@ out:
        mutex_unlock(&rtlpriv->locks.conf_mutex);
 }
 
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,2,0))
 static u64 rtl_op_get_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
-#else
-static u64 rtl_op_get_tsf(struct ieee80211_hw *hw)
-#endif
 {
        struct rtl_priv *rtlpriv = rtl_priv(hw);
        u64 tsf;
@@ -977,12 +899,8 @@ static u64 rtl_op_get_tsf(struct ieee80211_hw *hw)
        return tsf;
 }
 
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,2,0))
 static void rtl_op_set_tsf(struct ieee80211_hw *hw,
                           struct ieee80211_vif *vif, u64 tsf)
-#else
-static void rtl_op_set_tsf(struct ieee80211_hw *hw, u64 tsf)
-#endif
 {
        struct rtl_priv *rtlpriv = rtl_priv(hw);
        struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
@@ -992,11 +910,7 @@ static void rtl_op_set_tsf(struct ieee80211_hw *hw, u64 tsf)
        rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_CORRECT_TSF, (u8 *) (&bibss));
 }
 
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,2,0))
 static void rtl_op_reset_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
-#else
-static void rtl_op_reset_tsf(struct ieee80211_hw *hw)
-#endif
 {
        struct rtl_priv *rtlpriv = rtl_priv(hw);
        u8 tmp = 0;
@@ -1023,13 +937,7 @@ static int rtl_op_ampdu_action(struct ieee80211_hw *hw,
                               struct ieee80211_vif *vif,
                               enum ieee80211_ampdu_mlme_action action,
                               struct ieee80211_sta *sta, u16 tid, u16 * ssn
-/*<delete in kernel start>*/
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,39))
-/*<delete in kernel end>*/
                               ,u8 buf_size
-/*<delete in kernel start>*/
-#endif
-/*<delete in kernel end>*/
                               )
 {
        struct rtl_priv *rtlpriv = rtl_priv(hw);
@@ -1040,13 +948,9 @@ static int rtl_op_ampdu_action(struct ieee80211_hw *hw,
                         ("IEEE80211_AMPDU_TX_START: TID:%d\n", tid));
                return rtl_tx_agg_start(hw, vif, sta, tid, ssn);
                break;
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,9,0))
        case IEEE80211_AMPDU_TX_STOP_CONT:
        case IEEE80211_AMPDU_TX_STOP_FLUSH:
        case IEEE80211_AMPDU_TX_STOP_FLUSH_CONT:
-#else
-       case IEEE80211_AMPDU_TX_STOP:
-#endif
                RT_TRACE(COMP_MAC80211, DBG_TRACE,
                         ("IEEE80211_AMPDU_TX_STOP: TID:%d\n", tid));
                return rtl_tx_agg_stop(hw, vif, sta, tid);
@@ -1174,9 +1078,6 @@ static int rtl_op_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
        mutex_lock(&rtlpriv->locks.conf_mutex);
        /* <1> get encryption alg */
 
-/*<delete in kernel start>*/
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,37))
-/*<delete in kernel end>*/
        switch (key->cipher) {
        case WLAN_CIPHER_SUITE_WEP40:
                key_type = WEP40_ENCRYPTION;
@@ -1209,43 +1110,6 @@ static int rtl_op_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
                         ("alg_err:%x!!!!:\n", key->cipher));
                goto out_unlock;
        }
-/*<delete in kernel start>*/
-#else
-       switch (key->alg) {
-       case ALG_WEP:
-               if (key->keylen == WLAN_KEY_LEN_WEP40) {
-                       key_type = WEP40_ENCRYPTION;
-                       RT_TRACE(COMP_SEC, DBG_DMESG, ("alg:WEP40\n"));
-               } else {
-                       RT_TRACE(COMP_SEC, DBG_DMESG,
-                                ("alg:WEP104\n"));
-                       key_type = WEP104_ENCRYPTION;
-               }
-               break;
-       case ALG_TKIP:
-               key_type = TKIP_ENCRYPTION;
-               RT_TRACE(COMP_SEC, DBG_DMESG, ("alg:TKIP\n"));
-               break;
-       case ALG_CCMP:
-               key_type = AESCCMP_ENCRYPTION;
-               RT_TRACE(COMP_SEC, DBG_DMESG, ("alg:CCMP\n"));
-               break;
-       case ALG_AES_CMAC:
-               /*HW don't support CMAC encryption, use software CMAC encryption */
-               key_type = AESCMAC_ENCRYPTION;
-               RT_TRACE(COMP_SEC, DBG_DMESG, ("alg:CMAC\n"));
-               RT_TRACE(COMP_SEC, DBG_DMESG,
-                        ("HW don't support CMAC encryption, "
-                         "use software CMAC encryption\n"));
-               err = -EOPNOTSUPP;
-               goto out_unlock;
-       default:
-               RT_TRACE(COMP_ERR, DBG_EMERG,
-                        ("alg_err:%x!!!!:\n", key->alg));
-               goto out_unlock;
-       }
-#endif
-/*<delete in kernel end>*/
        if(key_type == WEP40_ENCRYPTION ||
                        key_type == WEP104_ENCRYPTION ||
                        vif->type == NL80211_IFTYPE_ADHOC)
@@ -1414,7 +1278,6 @@ static void rtl_op_rfkill_poll(struct ieee80211_hw *hw)
  * before switch channel or power save, or tx buffer packet
  * maybe send after offchannel or rf sleep, this may cause
  * dis-association by AP */
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,10,0))
 static void rtl_op_flush(struct ieee80211_hw *hw, u32 queues, bool drop)
 {
        struct rtl_priv *rtlpriv = rtl_priv(hw);
@@ -1422,15 +1285,6 @@ static void rtl_op_flush(struct ieee80211_hw *hw, u32 queues, bool drop)
        if (rtlpriv->intf_ops->flush)
                rtlpriv->intf_ops->flush(hw, queues, drop);
 }
-#else
-static void rtl_op_flush(struct ieee80211_hw *hw, bool drop)
-{
-       struct rtl_priv *rtlpriv = rtl_priv(hw);
-
-       if (rtlpriv->intf_ops->flush)
-               rtlpriv->intf_ops->flush(hw, drop);
-}
-#endif
 
 const struct ieee80211_ops rtl_ops = {
        .start = rtl_op_start,
@@ -1438,13 +1292,7 @@ const struct ieee80211_ops rtl_ops = {
        .tx = rtl_op_tx,
        .add_interface = rtl_op_add_interface,
        .remove_interface = rtl_op_remove_interface,
-/*<delete in kernel start>*/
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,37))
-/*<delete in kernel end>*/
        .change_interface = rtl_op_change_interface,
-/*<delete in kernel start>*/
-#endif
-/*<delete in kernel end>*/
        .config = rtl_op_config,
        .configure_filter = rtl_op_configure_filter,
        .set_key = rtl_op_set_key,