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Commit 0172b029 authored by Wey-Yi Guy's avatar Wey-Yi Guy
Browse files

iwlagn: add power_save module parameter 



Add power_save module parameter to enable power management if needed
Default power management is disabled.

Signed-off-by: default avatarWey-Yi Guy <wey-yi.w.guy@intel.com>
parent 705cd451

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

+9 −5
Original line number Diff line number Diff line
@@ -2545,10 +2545,9 @@ static int iwl_mac_setup_register(struct iwl_priv *priv, 
			    WIPHY_FLAG_DISABLE_BEACON_HINTS |

			    WIPHY_FLAG_IBSS_RSN;



	/*

	 * For now, disable PS by default because it affects

	 * RX performance significantly.

	 */

	if (iwlagn_mod_params.power_save)

		hw->wiphy->flags |= WIPHY_FLAG_PS_ON_BY_DEFAULT;

	else

		hw->wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT;



	hw->wiphy->max_scan_ssids = PROBE_OPTION_MAX;
@@ -3827,6 +3826,11 @@ module_param_named(led_mode, iwlagn_mod_params.led_mode, int, S_IRUGO); 
MODULE_PARM_DESC(led_mode, "0=system default, "

		"1=On(RF On)/Off(RF Off), 2=blinking (default: 0)");



module_param_named(power_save, iwlagn_mod_params.power_save,

		bool, S_IRUGO);

MODULE_PARM_DESC(power_save,

		 "enable WiFi power management (default: disable)");



/*

 * For now, keep using power level 1 instead of automatically

 * adjusting ...

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

+1 −0
Original line number Diff line number Diff line
@@ -163,6 +163,7 @@ struct iwl_mod_params { 
	bool bt_coex_active;	/* def: true = enable bt coex */

	int led_mode;		/* def: 0 = system default */

	bool no_sleep_autoadjust; /* def: true = disable autoadjust */

	bool power_save;	/* def: false = disable power save */

};



/*