From c9e38e770981ff25d203f0f5c1423a863c484446 Mon Sep 17 00:00:00 2001 From: Andy Lutomirski Date: Sat, 7 Jun 2014 09:21:15 -0700 Subject: [PATCH] iwlwifi: dvm: add a force_cam module parameter to fully disable power saving iwldvm stalls are often blamed on power management. Add an option to force it all the way off. Signed-off-by: Andy Lutomirski Signed-off-by: Emmanuel Grumbach --- drivers/net/wireless/iwlwifi/dvm/power.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/drivers/net/wireless/iwlwifi/dvm/power.c b/drivers/net/wireless/iwlwifi/dvm/power.c index f2c1439566b5..760c45c34ef3 100644 --- a/drivers/net/wireless/iwlwifi/dvm/power.c +++ b/drivers/net/wireless/iwlwifi/dvm/power.c @@ -40,6 +40,10 @@ #include "commands.h" #include "power.h" +static bool force_cam; +module_param(force_cam, bool, 0644); +MODULE_PARM_DESC(force_cam, "force continuously aware mode (no power saving at all)"); + /* * Setting power level allows the card to go to sleep when not busy. * @@ -288,6 +292,11 @@ static void iwl_power_build_cmd(struct iwl_priv *priv, bool enabled = priv->hw->conf.flags & IEEE80211_CONF_PS; int dtimper; + if (force_cam) { + iwl_power_sleep_cam_cmd(priv, cmd); + return; + } + dtimper = priv->hw->conf.ps_dtim_period ?: 1; if (priv->wowlan) -- 2.11.0