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Commit 300d0834 authored Jun 25, 2011 by Wey-Yi Guy

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>

parent 54e9c409

drivers/net/wireless/iwlwifi/iwl-agn.c

+4 −0

Original line number	Original line	Diff line number	Diff line
	@@ -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_param_named(ack_check, iwlagn_mod_params.ack_check, bool, S_IRUGO);
	MODULE_PARM_DESC(ack_check, "Check ack health (default: 0 [disabled])");		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		* set bt_coex_active to true, uCode will do kill/defer
	* every time the priority line is asserted (BT is sending signals on the		* every time the priority line is asserted (BT is sending signals on the

drivers/net/wireless/iwlwifi/iwl-core.c

+1 −1

Original line number	Original line	Diff line number	Diff line
	@@ -1853,7 +1853,7 @@ void iwl_setup_watchdog(struct iwl_priv *priv)
	{		{
	unsigned int timeout = priv->cfg->base_params->wd_timeout;		unsigned int timeout = priv->cfg->base_params->wd_timeout;

	if (timeout)		if (timeout && !iwlagn_mod_params.wd_disable)
	mod_timer(&priv->watchdog,		mod_timer(&priv->watchdog,
	jiffies + msecs_to_jiffies(IWL_WD_TICK(timeout)));		jiffies + msecs_to_jiffies(IWL_WD_TICK(timeout)));
	else		else

drivers/net/wireless/iwlwifi/iwl-core.h

+1 −0

Original line number	Original line	Diff line number	Diff line
	@@ -160,6 +160,7 @@ struct iwl_mod_params {
	int restart_fw; /* def: 1 = restart firmware */		int restart_fw; /* def: 1 = restart firmware */
	bool plcp_check; /* def: true = enable plcp health check */		bool plcp_check; /* def: true = enable plcp health check */
	bool ack_check; /* def: false = disable ack 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 */		bool bt_coex_active; /* def: true = enable bt coex */
	int led_mode; /* def: 0 = system default */		int led_mode; /* def: 0 = system default */
	bool no_sleep_autoadjust; /* def: true = disable autoadjust */		bool no_sleep_autoadjust; /* def: true = disable autoadjust */