diff options
| author | Wey-Yi Guy <wey-yi.w.guy@intel.com> | 2011-06-25 20:17:41 +0400 |
|---|---|---|
| committer | Wey-Yi Guy <wey-yi.w.guy@intel.com> | 2011-07-01 18:57:22 +0400 |
| commit | 300d0834ebd3f3c57b0063c2fd6bc26d8405626c (patch) | |
| tree | b5cbd0808ae4bd2f6dc62a39f81e5cf7c8349e62 | |
| parent | 54e9c409a5f9e58465d80d6774afd85a449a4615 (diff) | |
| download | linux-300d0834ebd3f3c57b0063c2fd6bc26d8405626c.tar.xz | |
iwlagn: add module parameter to disable stuck queue watchdog timer
Add the parameter to disable stuck queue watchdog timer, different platforms
might have different timing. Provide the option to disable the timer to prevent
un-necessary firmware reload.
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
| -rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-agn.c | 4 | ||||
| -rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-core.c | 2 | ||||
| -rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-core.h | 1 |
3 files changed, 6 insertions, 1 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c index e2f6b2ab0d45..58789e876d7a 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn.c @@ -3820,6 +3820,10 @@ MODULE_PARM_DESC(plcp_check, "Check plcp health (default: 1 [enabled])"); module_param_named(ack_check, iwlagn_mod_params.ack_check, bool, S_IRUGO); MODULE_PARM_DESC(ack_check, "Check ack health (default: 0 [disabled])"); +module_param_named(wd_disable, iwlagn_mod_params.wd_disable, bool, S_IRUGO); +MODULE_PARM_DESC(wd_disable, + "Disable stuck queue watchdog timer (default: 0 [enabled])"); + /* * set bt_coex_active to true, uCode will do kill/defer * every time the priority line is asserted (BT is sending signals on the diff --git a/drivers/net/wireless/iwlwifi/iwl-core.c b/drivers/net/wireless/iwlwifi/iwl-core.c index 7f16d1203057..c5fa232b5eb7 100644 --- a/drivers/net/wireless/iwlwifi/iwl-core.c +++ b/drivers/net/wireless/iwlwifi/iwl-core.c @@ -1853,7 +1853,7 @@ void iwl_setup_watchdog(struct iwl_priv *priv) { unsigned int timeout = priv->cfg->base_params->wd_timeout; - if (timeout) + if (timeout && !iwlagn_mod_params.wd_disable) mod_timer(&priv->watchdog, jiffies + msecs_to_jiffies(IWL_WD_TICK(timeout))); else diff --git a/drivers/net/wireless/iwlwifi/iwl-core.h b/drivers/net/wireless/iwlwifi/iwl-core.h index f881678be762..a311cf836ef1 100644 --- a/drivers/net/wireless/iwlwifi/iwl-core.h +++ b/drivers/net/wireless/iwlwifi/iwl-core.h @@ -160,6 +160,7 @@ struct iwl_mod_params { int restart_fw; /* def: 1 = restart firmware */ bool plcp_check; /* def: true = enable plcp health check */ bool ack_check; /* def: false = disable ack health check */ + bool wd_disable; /* def: false = enable stuck queue check */ bool bt_coex_active; /* def: true = enable bt coex */ int led_mode; /* def: 0 = system default */ bool no_sleep_autoadjust; /* def: true = disable autoadjust */ |