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authorArend van Spriel <arend@broadcom.com>2013-08-10 14:27:24 +0400
committerJohn W. Linville <linville@tuxdriver.com>2013-08-16 00:07:54 +0400
commit2ee8382fc6c763c76396a6aaff77a27089eed3aa (patch)
treebef8a19068e51f68d0a827b352f9107a23482551
parent3f4f910fdc3b9eff06a007ab28762cd3d6720d51 (diff)
downloadlinux-2ee8382fc6c763c76396a6aaff77a27089eed3aa.tar.xz
brcmfmac: ignore IF event if firmware indicates it
Not every IF event from the firmware needs to result in a related interface, netdev or wdev, on the host. This is indicated in the event message. Handle that flag and effectively ignore the firmware event. Reviewed-by: Hante Meuleman <meuleman@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
-rw-r--r--drivers/net/wireless/brcm80211/brcmfmac/dhd.h2
-rw-r--r--drivers/net/wireless/brcm80211/brcmfmac/fweh.c4
2 files changed, 6 insertions, 0 deletions
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd.h b/drivers/net/wireless/brcm80211/brcmfmac/dhd.h
index 1273dfdb521b..2eb9e642c9bf 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/dhd.h
+++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd.h
@@ -194,6 +194,8 @@
#define BRCMF_E_IF_DEL 2
#define BRCMF_E_IF_CHANGE 3
+#define BRCMF_E_IF_FLAG_NOIF 1
+
#define BRCMF_E_IF_ROLE_STA 0
#define BRCMF_E_IF_ROLE_AP 1
#define BRCMF_E_IF_ROLE_WDS 2
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/fweh.c b/drivers/net/wireless/brcm80211/brcmfmac/fweh.c
index 83ee53a7c76e..fad77dd2a3a5 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/fweh.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/fweh.c
@@ -185,6 +185,10 @@ static void brcmf_fweh_handle_if_event(struct brcmf_pub *drvr,
ifevent->action, ifevent->ifidx, ifevent->bssidx,
ifevent->flags, ifevent->role);
+ if (ifevent->flags & BRCMF_E_IF_FLAG_NOIF) {
+ brcmf_dbg(EVENT, "event can be ignored\n");
+ return;
+ }
if (ifevent->ifidx >= BRCMF_MAX_IFS) {
brcmf_err("invalid interface index: %u\n",
ifevent->ifidx);