From 42602dd419177b0de1b1093a420399132ed75ca6 Mon Sep 17 00:00:00 2001 From: Wey-Yi Guy Date: Thu, 19 Jan 2012 12:16:46 -0800 Subject: [PATCH] iwlwifi: add option to disalbe LED Led has no use for some platform. Add additional module parameter option to disable LED Signed-off-by: Wey-Yi Guy --- drivers/net/wireless/iwlwifi/iwl-agn.c | 2 +- drivers/net/wireless/iwlwifi/iwl-led.c | 4 ++++ drivers/net/wireless/iwlwifi/iwl-shared.h | 2 ++ 3 files changed, 7 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c index 3e429a3..90315c6 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn.c @@ -2097,7 +2097,7 @@ MODULE_PARM_DESC(bt_coex_active, "enable wifi/bt co-exist (default: enable)"); 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)"); + "1=On(RF On)/Off(RF Off), 2=blinking, 3=Off (default: 0)"); module_param_named(power_save, iwlagn_mod_params.power_save, bool, S_IRUGO); diff --git a/drivers/net/wireless/iwlwifi/iwl-led.c b/drivers/net/wireless/iwlwifi/iwl-led.c index eca7908..8761438 100644 --- a/drivers/net/wireless/iwlwifi/iwl-led.c +++ b/drivers/net/wireless/iwlwifi/iwl-led.c @@ -177,6 +177,10 @@ void iwl_leds_init(struct iwl_priv *priv) int mode = iwlagn_mod_params.led_mode; int ret; + if (mode == IWL_LED_DISABLE) { + IWL_INFO(priv, "Led disabled\n"); + return; + } if (mode == IWL_LED_DEFAULT) mode = cfg(priv)->led_mode; diff --git a/drivers/net/wireless/iwlwifi/iwl-shared.h b/drivers/net/wireless/iwlwifi/iwl-shared.h index e406d49..04975b7 100644 --- a/drivers/net/wireless/iwlwifi/iwl-shared.h +++ b/drivers/net/wireless/iwlwifi/iwl-shared.h @@ -264,11 +264,13 @@ enum iwl_pa_type { * LED ON = RF ON * LED OFF = RF OFF * IWL_LED_BLINK: adjust led blink rate based on blink table + * IWL_LED_DISABLE: led disabled */ enum iwl_led_mode { IWL_LED_DEFAULT, IWL_LED_RF_STATE, IWL_LED_BLINK, + IWL_LED_DISABLE, }; /** -- 2.7.4