brcmfmac: On bus flow control use fw signalling or netif.

Currently on a bus flow control both fws is informed and netif queue
gets closed. In case of fw signalling enabled, let the flow control
be handled by fw signalling only.

Reviewed-by: Arend Van Spriel <arend@broadcom.com>
Signed-off-by: Hante Meuleman <meuleman@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c b/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c
index 9450d10..63cadf6 100644 (file)
--- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c
@@ -269,11 +269,14 @@ void brcmf_txflowblock(struct device *dev, bool state)
 
        brcmf_dbg(TRACE, "Enter\n");
 
-       brcmf_fws_bus_blocked(drvr, state);
-
-       for (i = 0; i < BRCMF_MAX_IFS; i++)
-               brcmf_txflowblock_if(drvr->iflist[i],
-                                    BRCMF_NETIF_STOP_REASON_BLOCK_BUS, state);
+       if (brcmf_fws_fc_active(drvr->fws)) {
+               brcmf_fws_bus_blocked(drvr, state);
+       } else {
+               for (i = 0; i < BRCMF_MAX_IFS; i++)
+                       brcmf_txflowblock_if(drvr->iflist[i],
+                                            BRCMF_NETIF_STOP_REASON_BLOCK_BUS,
+                                            state);
+       }
 }
 
 void brcmf_rx_frames(struct device *dev, struct sk_buff_head *skb_list)