From: Ashok Nagarajan <asnagarajan@chromium.org>
Date: Fri, 8 Mar 2013 18:58:45 +0000 (-0800)
Subject: mwifiex: Trigger a card reset on reaching tx_timeout threshold
X-Git-Tag: omap-for-v3.10/dt-fixes-for-merge-window~65^2~390^2^2~66
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=8908c7d5392671610a2d80107845d4aeee92d9c1;p=pandora-kernel.git

mwifiex: Trigger a card reset on reaching tx_timeout threshold

tx_timeout doesn't always lead to a cmd_timeout. There are
occurrences where cmd_timeout never gets triggered for a long
time and we encounter a kernel crash. In this patch, we track
the consecutive timeouts (tx_timeout_cnt). When tx_timeout_cnt
exceeds the threshold, trigger a card reset thereby avoiding a
kernel crash.

Signed-off-by: Ashok Nagarajan <asnagarajan@chromium.org>
Signed-off-by: Paul Stewart <pstew@chromium.org>
Signed-off-by: Bing Zhao <bzhao@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
---

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