Add power_level module parameter to set the default power save level.
Power save level has range from 1 - 5, default power save level is 1.
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@xxxxxxxxx>
---
drivers/net/wireless/iwlwifi/iwl-agn-lib.c | 1 +
drivers/net/wireless/iwlwifi/iwl-agn.c | 5 +++++
drivers/net/wireless/iwlwifi/iwl-core.h | 1 +
drivers/net/wireless/iwlwifi/iwl-power.c | 12 +++++++++---
4 files changed, 16 insertions(+), 3 deletions(-)
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-lib.c b/drivers/net/wireless/iwlwifi/iwl-agn-lib.c
index 52da539..efdab65 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn-lib.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn-lib.c
@@ -624,6 +624,7 @@ struct iwl_mod_params iwlagn_mod_params = {
.plcp_check = true,
.bt_coex_active = true,
.no_sleep_autoadjust = true,
+ .power_level = IWL_POWER_INDEX_1,
/* the rest are 0 by default */
};
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c
index b719628..77ceb8d 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn.c
@@ -3831,6 +3831,11 @@ module_param_named(power_save, iwlagn_mod_params.power_save,
MODULE_PARM_DESC(power_save,
"enable WiFi power management (default: disable)");
+module_param_named(power_level, iwlagn_mod_params.power_level,
+ int, S_IRUGO);
+MODULE_PARM_DESC(power_level,
+ "default power save level (range from 1 - 5, default: 1)");
+
/*
* For now, keep using power level 1 instead of automatically
* adjusting ...
diff --git a/drivers/net/wireless/iwlwifi/iwl-core.h b/drivers/net/wireless/iwlwifi/iwl-core.h
index 6238ac6..adf9f9b 100644
--- a/drivers/net/wireless/iwlwifi/iwl-core.h
+++ b/drivers/net/wireless/iwlwifi/iwl-core.h
@@ -164,6 +164,7 @@ struct iwl_mod_params {
int led_mode; /* def: 0 = system default */
bool no_sleep_autoadjust; /* def: true = disable autoadjust */
bool power_save; /* def: false = disable power save */
+ int power_level; /* def: 1 = power level */
};
/*
diff --git a/drivers/net/wireless/iwlwifi/iwl-power.c b/drivers/net/wireless/iwlwifi/iwl-power.c
index 970c514..565e57e 100644
--- a/drivers/net/wireless/iwlwifi/iwl-power.c
+++ b/drivers/net/wireless/iwlwifi/iwl-power.c
@@ -358,9 +358,15 @@ static void iwl_power_build_cmd(struct iwl_priv *priv,
iwl_static_sleep_cmd(priv, cmd,
priv->power_data.debug_sleep_level_override,
dtimper);
- else if (iwlagn_mod_params.no_sleep_autoadjust)
- iwl_static_sleep_cmd(priv, cmd, IWL_POWER_INDEX_1, dtimper);
- else
+ else if (iwlagn_mod_params.no_sleep_autoadjust) {
+ if (iwlagn_mod_params.power_level > IWL_POWER_INDEX_1 &&
+ iwlagn_mod_params.power_level <= IWL_POWER_INDEX_5)
+ iwl_static_sleep_cmd(priv, cmd,
+ iwlagn_mod_params.power_level, dtimper);
+ else
+ iwl_static_sleep_cmd(priv, cmd,
+ IWL_POWER_INDEX_1, dtimper);
+ } else
iwl_power_fill_sleep_cmd(priv, cmd,
priv->hw->conf.dynamic_ps_timeout,
priv->hw->conf.max_sleep_period);
--
1.7.0.4
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