The driver always called cfg80211_disconnected() with reason parameter
set to zero, ie. unknown. However, firmware does provide a valid
802.11 reason code in DEAUTH and DISASSOC event message to the driver.
This patch passes the reason code to cfg80211_disconnected().
Reviewed-by: Daniel (Deognyoun) Kim <dekim@xxxxxxxxxxxx>
Reviewed-by: Hante Meuleman <meuleman@xxxxxxxxxxxx>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@xxxxxxxxxxxx>
Signed-off-by: Arend van Spriel <arend@xxxxxxxxxxxx>
---
drivers/net/wireless/brcm80211/brcmfmac/cfg80211.c | 31 +++++++++++++++++-----
1 file changed, 25 insertions(+), 6 deletions(-)
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/cfg80211.c b/drivers/net/wireless/brcm80211/brcmfmac/cfg80211.c
index 5eba81b..b59b8c6 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/cfg80211.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/cfg80211.c
@@ -1229,7 +1229,25 @@ static void brcmf_init_prof(struct brcmf_cfg80211_profile *prof)
memset(prof, 0, sizeof(*prof));
}
-static void brcmf_link_down(struct brcmf_cfg80211_vif *vif)
+static u16 brcmf_map_fw_linkdown_reason(const struct brcmf_event_msg *e)
+{
+ u16 reason;
+
+ switch (e->event_code) {
+ case BRCMF_E_DEAUTH:
+ case BRCMF_E_DEAUTH_IND:
+ case BRCMF_E_DISASSOC_IND:
+ reason = e->reason;
+ break;
+ case BRCMF_E_LINK:
+ default:
+ reason = 0;
+ break;
+ }
+ return reason;
+}
+
+static void brcmf_link_down(struct brcmf_cfg80211_vif *vif, u16 reason)
{
struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(vif->wdev.wiphy);
s32 err = 0;
@@ -1244,7 +1262,8 @@ static void brcmf_link_down(struct brcmf_cfg80211_vif *vif)
brcmf_err("WLC_DISASSOC failed (%d)\n", err);
}
clear_bit(BRCMF_VIF_STATUS_CONNECTED, &vif->sme_state);
- cfg80211_disconnected(vif->wdev.netdev, 0, NULL, 0, GFP_KERNEL);
+ cfg80211_disconnected(vif->wdev.netdev, reason, NULL, 0,
+ GFP_KERNEL);
}
clear_bit(BRCMF_VIF_STATUS_CONNECTING, &vif->sme_state);
@@ -1414,7 +1433,7 @@ brcmf_cfg80211_leave_ibss(struct wiphy *wiphy, struct net_device *ndev)
if (!check_vif_up(ifp->vif))
return -EIO;
- brcmf_link_down(ifp->vif);
+ brcmf_link_down(ifp->vif, WLAN_REASON_DEAUTH_LEAVING);
brcmf_dbg(TRACE, "Exit\n");
@@ -3041,7 +3060,7 @@ static s32 brcmf_cfg80211_suspend(struct wiphy *wiphy,
* disassociate from AP to save power while system is
* in suspended state
*/
- brcmf_link_down(vif);
+ brcmf_link_down(vif, WLAN_REASON_UNSPECIFIED);
/* Make sure WPA_Supplicant receives all the event
* generated due to DISASSOC call to the fw to keep
* the state fw and WPA_Supplicant state consistent
@@ -4927,7 +4946,7 @@ brcmf_notify_connect_status(struct brcmf_if *ifp,
if (!brcmf_is_ibssmode(ifp->vif)) {
brcmf_bss_connect_done(cfg, ndev, e, false);
}
- brcmf_link_down(ifp->vif);
+ brcmf_link_down(ifp->vif, brcmf_map_fw_linkdown_reason(e));
brcmf_init_prof(ndev_to_prof(ndev));
if (ndev != cfg_to_ndev(cfg))
complete(&cfg->vif_disabled);
@@ -5868,7 +5887,7 @@ static s32 __brcmf_cfg80211_down(struct brcmf_if *ifp)
* from AP to save power
*/
if (check_vif_up(ifp->vif)) {
- brcmf_link_down(ifp->vif);
+ brcmf_link_down(ifp->vif, WLAN_REASON_UNSPECIFIED);
/* Make sure WPA_Supplicant receives all the event
generated due to DISASSOC call to the fw to keep
--
1.9.1
--
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