[PATCH 2/2] wifi: mt76: mt7925: Disable powersaving by default

[Mario Limonciello]

Introduce a module parameter that would control the power saving
behavior.  Set it to default as disabled. This mirrors what some other
WLAN drivers like iwlwifi do.

Signed-off-by: Mario Limonciello <mario.limonciello@xxxxxxx>
---
 drivers/net/wireless/mediatek/mt76/mt7925/init.c | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/drivers/net/wireless/mediatek/mt76/mt7925/init.c b/drivers/net/wireless/mediatek/mt76/mt7925/init.c
index 8f9b7a2f376c..370fe26d592b 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7925/init.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7925/init.c
@@ -7,6 +7,11 @@
 #include "mac.h"
 #include "mcu.h"
 
+static bool mt7925_powersave;
+module_param_named(power_save, mt7925_powersave, bool, 0444);
+MODULE_PARM_DESC(power_save,
+		 "enable WiFi power management (default: disable)");
+
 static void
 mt7925_regd_notifier(struct wiphy *wiphy,
 		     struct regulatory_request *req)
@@ -184,11 +189,13 @@ int mt7925_register_device(struct mt792x_dev *dev)
 	dev->pm.idle_timeout = MT792x_PM_TIMEOUT;
 	dev->pm.stats.last_wake_event = jiffies;
 	dev->pm.stats.last_doze_event = jiffies;
-	if (!mt76_is_usb(&dev->mt76)) {
+	if (mt7925_powersave && !mt76_is_usb(&dev->mt76)) {
 		dev->pm.enable_user = true;
 		dev->pm.enable = true;
 		dev->pm.ds_enable_user = true;
 		dev->pm.ds_enable = true;
+	} else {
+		hw->wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT;
 	}
 
 	if (!mt76_is_mmio(&dev->mt76))
-- 
2.34.1