mirror of https://gitee.com/openkylin/linux.git
wlcore: add module param to prevent HW recovery
Allow preventing HW recovery from a module param. The driver/FW will remain stuck, to allow easier FW debugging. Signed-off-by: Arik Nemtsov <arik@wizery.com> Signed-off-by: Luciano Coelho <coelho@ti.com>
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@ -57,6 +57,7 @@
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static char *fwlog_param;
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static bool bug_on_recovery;
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static bool no_recovery;
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static void __wl1271_op_remove_interface(struct wl1271 *wl,
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struct ieee80211_vif *vif,
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@ -874,6 +875,14 @@ static void wl1271_recovery_work(struct work_struct *work)
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BUG_ON(bug_on_recovery &&
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!test_bit(WL1271_FLAG_INTENDED_FW_RECOVERY, &wl->flags));
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if (no_recovery) {
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wl1271_info("No recovery (chosen on module load). Fw will remain stuck.");
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clear_bit(WL1271_FLAG_RECOVERY_IN_PROGRESS, &wl->flags);
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goto out_unlock;
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}
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BUG_ON(bug_on_recovery);
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/*
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* Advance security sequence number to overcome potential progress
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* in the firmware during recovery. This doens't hurt if the network is
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@ -5071,6 +5080,9 @@ MODULE_PARM_DESC(fwlog,
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module_param(bug_on_recovery, bool, S_IRUSR | S_IWUSR);
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MODULE_PARM_DESC(bug_on_recovery, "BUG() on fw recovery");
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module_param(no_recovery, bool, S_IRUSR | S_IWUSR);
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MODULE_PARM_DESC(no_recovery, "Prevent HW recovery. FW will remain stuck.");
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MODULE_LICENSE("GPL");
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MODULE_AUTHOR("Luciano Coelho <coelho@ti.com>");
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MODULE_AUTHOR("Juuso Oikarinen <juuso.oikarinen@nokia.com>");
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