rndis_wlan: disable stall workaround
Stall workaround doesn't work with bcm4320a devices like with bcm4320b. This workaround actually causes more stalls/device freeze on bcm4320a. Therefore disable stall workaround by default. Signed-off-by: Jussi Kivilinna <jussi.kivilinna@mbnet.fi> Signed-off-by: John W. Linville <linville@tuxdriver.com>
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@ -83,11 +83,11 @@ MODULE_PARM_DESC(roamdelta,
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"set roaming tendency: 0=aggressive, 1=moderate, "
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"2=conservative (default: moderate)");
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static int modparam_workaround_interval = 500;
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static int modparam_workaround_interval;
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module_param_named(workaround_interval, modparam_workaround_interval,
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int, 0444);
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MODULE_PARM_DESC(workaround_interval,
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"set stall workaround interval in msecs (default: 500)");
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"set stall workaround interval in msecs (0=disabled) (default: 0)");
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/* various RNDIS OID defs */
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@ -2550,7 +2550,7 @@ static void rndis_device_poller(struct work_struct *work)
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/* Workaround transfer stalls on poor quality links.
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* TODO: find right way to fix these stalls (as stalls do not happen
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* with ndiswrapper/windows driver). */
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if (priv->last_qual <= 25) {
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if (priv->param_workaround_interval > 0 && priv->last_qual <= 25) {
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/* Decrease stats worker interval to catch stalls.
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* faster. Faster than 400-500ms causes packet loss,
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* Slower doesn't catch stalls fast enough.
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