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brcmfmac: replace WARNING on timeout with a simple error message

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Even with timeout increased to 950 ms we get WARNINGs from time to time.
It mostly happens on A-MPDU stalls (e.g. when station goes out of
range). It may take up to 5-10 secods for the firmware to recover and
for that time it doesn't process packets.

It's still useful to have a message on time out as it may indicate some
firmware problem and incorrect key update. Raising a WARNING however
wasn't really that necessary, it doesn't point to any driver bug anymore
and backtrace wasn't much useful.

Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
Acked-by: Arend van Spriel <arend.vanspriel@broadcom.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
This commit is contained in:
Rafał Miłecki 2016-09-27 12:12:24 +02:00 • committed by Kalle Valo
commit 2f0e56fa37
1 changed files with 2 additions and 1 deletions
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3
drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c
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@ -1155,7 +1155,8 @@ int brcmf_netdev_wait_pend8021x(struct brcmf_if *ifp)
!brcmf_get_pend_8021x_cnt(ifp),
MAX_WAIT_FOR_8021X_TX);
WARN_ON(!err);
if (!err)
brcmf_err("Timed out waiting for no pending 802.1x packets\n");
return !err;
}