brcmfmac: rename check_sys_up() to check_vif_up()

The function now return the status for a virtual interface so
it seems better rename the function to understand what it does.
Reviewed-by: NPieter-Paul Giesberts <pieterpg@broadcom.com>
Reviewed-by: NHante Meuleman <meuleman@broadcom.com>
Signed-off-by: NArend van Spriel <arend@broadcom.com>
Signed-off-by: NFranky Lin <frankyl@broadcom.com>
Signed-off-by: NJohn W. Linville <linville@tuxdriver.com>

drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c

@@ -98,7 +98,7 @@ static const u8 ether_bcast[ETH_ALEN] = {255, 255, 255, 255, 255, 255};
 
 static u32 brcmf_dbg_level = WL_DBG_ERR;
 
-static bool check_sys_up(struct brcmf_cfg80211_vif *vif)
+static bool check_vif_up(struct brcmf_cfg80211_vif *vif)
 {
 	if (!test_bit(BRCMF_VIF_STATUS_READY, &vif->sme_state)) {
 		WL_INFO("device is not ready : status (%lu)\n",
@@ -521,7 +521,7 @@ static void brcmf_set_mpc(struct net_device *ndev, int mpc)
 	struct brcmf_if *ifp = netdev_priv(ndev);
 	s32 err = 0;
 
-	if (check_sys_up(ifp->vif)) {
+	if (check_vif_up(ifp->vif)) {
 		err = brcmf_fil_iovar_int_set(ifp, "mpc", mpc);
 		if (err) {
 			WL_ERR("fail to set mpc\n");
@@ -1034,7 +1034,7 @@ brcmf_cfg80211_scan(struct wiphy *wiphy, struct cfg80211_scan_request *request)
 
 	WL_TRACE("Enter\n");
 
-	if (!check_sys_up(container_of(request->wdev,
+	if (!check_vif_up(container_of(request->wdev,
 				       struct brcmf_cfg80211_vif, wdev)))
 		return -EIO;
 
@@ -1095,7 +1095,7 @@ static s32 brcmf_cfg80211_set_wiphy_params(struct wiphy *wiphy, u32 changed)
 	s32 err = 0;
 
 	WL_TRACE("Enter\n");
-	if (!check_sys_up(ifp->vif))
+	if (!check_vif_up(ifp->vif))
 		return -EIO;
 
 	if (changed & WIPHY_PARAM_RTS_THRESHOLD &&
@@ -1197,7 +1197,7 @@ brcmf_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *ndev,
 	s32 bcnprd;
 
 	WL_TRACE("Enter\n");
-	if (!check_sys_up(ifp->vif))
+	if (!check_vif_up(ifp->vif))
 		return -EIO;
 
 	if (params->ssid)
@@ -1336,7 +1336,7 @@ brcmf_cfg80211_leave_ibss(struct wiphy *wiphy, struct net_device *ndev)
 	s32 err = 0;
 
 	WL_TRACE("Enter\n");
-	if (!check_sys_up(ifp->vif))
+	if (!check_vif_up(ifp->vif))
 		return -EIO;
 
 	brcmf_link_down(cfg);
@@ -1614,7 +1614,7 @@ brcmf_cfg80211_connect(struct wiphy *wiphy, struct net_device *ndev,
 	s32 err = 0;
 
 	WL_TRACE("Enter\n");
-	if (!check_sys_up(ifp->vif))
+	if (!check_vif_up(ifp->vif))
 		return -EIO;
 
 	if (!sme->ssid) {
@@ -1704,7 +1704,7 @@ brcmf_cfg80211_disconnect(struct wiphy *wiphy, struct net_device *ndev,
 	s32 err = 0;
 
 	WL_TRACE("Enter. Reason code = %d\n", reason_code);
-	if (!check_sys_up(ifp->vif))
+	if (!check_vif_up(ifp->vif))
 		return -EIO;
 
 	clear_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state);
@@ -1736,7 +1736,7 @@ brcmf_cfg80211_set_tx_power(struct wiphy *wiphy,
 	s32 dbm = MBM_TO_DBM(mbm);
 
 	WL_TRACE("Enter\n");
-	if (!check_sys_up(ifp->vif))
+	if (!check_vif_up(ifp->vif))
 		return -EIO;
 
 	switch (type) {
@@ -1781,7 +1781,7 @@ static s32 brcmf_cfg80211_get_tx_power(struct wiphy *wiphy, s32 *dbm)
 	s32 err = 0;
 
 	WL_TRACE("Enter\n");
-	if (!check_sys_up(ifp->vif))
+	if (!check_vif_up(ifp->vif))
 		return -EIO;
 
 	err = brcmf_fil_iovar_int_get(ifp, "qtxpower", &txpwrdbm);
@@ -1809,7 +1809,7 @@ brcmf_cfg80211_config_default_key(struct wiphy *wiphy, struct net_device *ndev,
 
 	WL_TRACE("Enter\n");
 	WL_CONN("key index (%d)\n", key_idx);
-	if (!check_sys_up(ifp->vif))
+	if (!check_vif_up(ifp->vif))
 		return -EIO;
 
 	err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec);
@@ -1925,7 +1925,7 @@ brcmf_cfg80211_add_key(struct wiphy *wiphy, struct net_device *ndev,
 
 	WL_TRACE("Enter\n");
 	WL_CONN("key index (%d)\n", key_idx);
-	if (!check_sys_up(ifp->vif))
+	if (!check_vif_up(ifp->vif))
 		return -EIO;
 
 	if (mac_addr) {
@@ -2013,7 +2013,7 @@ brcmf_cfg80211_del_key(struct wiphy *wiphy, struct net_device *ndev,
 	s32 err = 0;
 
 	WL_TRACE("Enter\n");
-	if (!check_sys_up(ifp->vif))
+	if (!check_vif_up(ifp->vif))
 		return -EIO;
 
 	memset(&key, 0, sizeof(key));
@@ -2054,7 +2054,7 @@ brcmf_cfg80211_get_key(struct wiphy *wiphy, struct net_device *ndev,
 
 	WL_TRACE("Enter\n");
 	WL_CONN("key index (%d)\n", key_idx);
-	if (!check_sys_up(ifp->vif))
+	if (!check_vif_up(ifp->vif))
 		return -EIO;
 
 	memset(&params, 0, sizeof(params));
@@ -2121,7 +2121,7 @@ brcmf_cfg80211_get_station(struct wiphy *wiphy, struct net_device *ndev,
 	struct brcmf_sta_info_le sta_info_le;
 
 	WL_TRACE("Enter, MAC %pM\n", mac);
-	if (!check_sys_up(ifp->vif))
+	if (!check_vif_up(ifp->vif))
 		return -EIO;
 
 	if (cfg->conf->mode == WL_MODE_AP) {
@@ -2200,7 +2200,7 @@ brcmf_cfg80211_set_power_mgmt(struct wiphy *wiphy, struct net_device *ndev,
 	 * FW later while initializing the dongle
 	 */
 	cfg->pwr_save = enabled;
-	if (!check_sys_up(ifp->vif)) {
+	if (!check_vif_up(ifp->vif)) {
 
 		WL_INFO("Device is not ready, storing the value in cfg_info struct\n");
 		goto done;
@@ -2236,7 +2236,7 @@ brcmf_cfg80211_set_bitrate_mask(struct wiphy *wiphy, struct net_device *ndev,
 	s32 err = 0;
 
 	WL_TRACE("Enter\n");
-	if (!check_sys_up(ifp->vif))
+	if (!check_vif_up(ifp->vif))
 		return -EIO;
 
 	/* addr param is always NULL. ignore it */
@@ -2998,7 +2998,7 @@ static s32 brcmf_cfg80211_resume(struct wiphy *wiphy)
 	 */
 	WL_TRACE("Enter\n");
 
-	if (check_sys_up(ifp->vif))
+	if (check_vif_up(ifp->vif))
 		brcmf_invoke_iscan(wiphy_to_cfg(wiphy));
 
 	WL_TRACE("Exit\n");
@@ -3026,7 +3026,7 @@ static s32 brcmf_cfg80211_suspend(struct wiphy *wiphy,
 	 */
 	if ((test_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state) ||
 	     test_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state)) &&
-	     check_sys_up(ifp->vif)) {
+	     check_vif_up(ifp->vif)) {
 		WL_INFO("Disassociating from AP"
 			" while entering suspend state\n");
 		brcmf_link_down(cfg);
@@ -3089,7 +3089,7 @@ brcmf_cfg80211_set_pmksa(struct wiphy *wiphy, struct net_device *ndev,
 	int pmkid_len;
 
 	WL_TRACE("Enter\n");
-	if (!check_sys_up(ifp->vif))
+	if (!check_vif_up(ifp->vif))
 		return -EIO;
 
 	pmkid_len = le32_to_cpu(pmkids->npmkid);
@@ -3128,7 +3128,7 @@ brcmf_cfg80211_del_pmksa(struct wiphy *wiphy, struct net_device *ndev,
 	int i, pmkid_len;
 
 	WL_TRACE("Enter\n");
-	if (!check_sys_up(ifp->vif))
+	if (!check_vif_up(ifp->vif))
 		return -EIO;
 
 	memcpy(&pmkid.pmkid[0].BSSID, pmksa->bssid, ETH_ALEN);
@@ -3177,7 +3177,7 @@ brcmf_cfg80211_flush_pmksa(struct wiphy *wiphy, struct net_device *ndev)
 	s32 err = 0;
 
 	WL_TRACE("Enter\n");
-	if (!check_sys_up(ifp->vif))
+	if (!check_vif_up(ifp->vif))
 		return -EIO;
 
 	memset(cfg->pmk_list, 0, sizeof(*cfg->pmk_list));
@@ -4128,7 +4128,7 @@ brcmf_cfg80211_del_station(struct wiphy *wiphy, struct net_device *ndev,
 
 	WL_TRACE("Enter %pM\n", mac);
 
-	if (!check_sys_up(ifp->vif))
+	if (!check_vif_up(ifp->vif))
 		return -EIO;
 
 	memcpy(&scbval.ea, mac, ETH_ALEN);
@@ -5288,7 +5288,7 @@ static s32 __brcmf_cfg80211_down(struct brcmf_cfg80211_info *cfg)
 	 */
 	if ((test_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state) ||
 	     test_bit(BRCMF_VIF_STATUS_CONNECTING, &ifp->vif->sme_state)) &&
-	     check_sys_up(ifp->vif)) {
+	     check_vif_up(ifp->vif)) {
 		WL_INFO("Disassociating from AP");
 		brcmf_link_down(cfg);