brcmfmac: Disable powersave mode for P2P link.

For p2p client mode powersave mode should be kept disabled. It is
working but inefficient. In general p2p links do no benefit from this
mode, because these links are setup temporarily to transfer data.

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/wl_cfg80211.c b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c
index 6a8717820b9fc50ed387634fc7ef2fc75f66bcd2..301e572e89233649b5af905c7e965b27222d6490 100644 (file)
--- a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c
@@ -2248,6 +2248,11 @@ brcmf_cfg80211_set_power_mgmt(struct wiphy *wiphy, struct net_device *ndev,
        }
 
        pm = enabled ? PM_FAST : PM_OFF;
+       /* Do not enable the power save after assoc if it is a p2p interface */
+       if (ifp->vif->wdev.iftype == NL80211_IFTYPE_P2P_CLIENT) {
+               brcmf_dbg(INFO, "Do not enable power save for P2P clients\n");
+               pm = PM_OFF;
+       }
        brcmf_dbg(INFO, "power save %s\n", (pm ? "enabled" : "disabled"));
 
        err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PM, pm);