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authorArik Nemtsov <arik@wizery.com>2011-12-08 13:06:45 +0200
committerLuciano Coelho <coelho@ti.com>2012-04-12 08:44:02 +0300
commit34785be5e0472ec7270a96c2a05ad5b5a1e25236 (patch)
treede7c787272386bccf2e407ea64a9a57cc37e084b
parent80cd661097f3cb1dcfe45cac983c55d03cdcf64d (diff)
downloadblackbird-obmc-linux-34785be5e0472ec7270a96c2a05ad5b5a1e25236.tar.gz
blackbird-obmc-linux-34785be5e0472ec7270a96c2a05ad5b5a1e25236.zip
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>
-rw-r--r--drivers/net/wireless/ti/wlcore/main.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/net/wireless/ti/wlcore/main.c b/drivers/net/wireless/ti/wlcore/main.c
index 730bbb1ad95b..b80f08bbfebf 100644
--- a/drivers/net/wireless/ti/wlcore/main.c
+++ b/drivers/net/wireless/ti/wlcore/main.c
@@ -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>");
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