redonkable/alistair23-linux
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wlcore: add module param to prevent HW recovery

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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>
This commit is contained in:
Arik Nemtsov 2011-12-08 13:06:45 +02:00 committed by Luciano Coelho
parent 80cd661097
commit 34785be5e0
1 changed files with 12 additions and 0 deletions
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12
drivers/net/wireless/ti/wlcore/main.c
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@ -57,6 +57,7 @@
static char *fwlog_param;
static bool bug_on_recovery;
static bool no_recovery;
static void __wl1271_op_remove_interface(struct wl1271 *wl,
struct ieee80211_vif *vif,
@ -874,6 +875,14 @@ static void wl1271_recovery_work(struct work_struct *work)
BUG_ON(bug_on_recovery &&
!test_bit(WL1271_FLAG_INTENDED_FW_RECOVERY, &wl->flags));
if (no_recovery) {
wl1271_info("No recovery (chosen on module load). Fw will remain stuck.");
clear_bit(WL1271_FLAG_RECOVERY_IN_PROGRESS, &wl->flags);
goto out_unlock;
}
BUG_ON(bug_on_recovery);
/*
* Advance security sequence number to overcome potential progress
* in the firmware during recovery. This doens't hurt if the network is
@ -5071,6 +5080,9 @@ MODULE_PARM_DESC(fwlog,
module_param(bug_on_recovery, bool, S_IRUSR | S_IWUSR);
MODULE_PARM_DESC(bug_on_recovery, "BUG() on fw recovery");
module_param(no_recovery, bool, S_IRUSR | S_IWUSR);
MODULE_PARM_DESC(no_recovery, "Prevent HW recovery. FW will remain stuck.");
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Luciano Coelho <coelho@ti.com>");
MODULE_AUTHOR("Juuso Oikarinen <juuso.oikarinen@nokia.com>");