qcacld-3.0: Override powersave configuration for monitor mode

Currently, powersave configuration is being overwritten before INIs
are initialized by mlme component. As a result INI configuration is
not being overwritten in case of monitor mode.

To resolve this issue, overwrite PS configuration during start
modules and restore it in stop modules.

Change-Id: I2707b431b81881c943104b211d55c6f48f348ba9
CRs-Fixed: 2682164

core/hdd/inc/wlan_hdd_cfg.h

@@ -341,6 +341,15 @@ QDF_STATUS hdd_get_nss(struct hdd_adapter *adapter, uint8_t *nss);
  */
 bool hdd_dfs_indicate_radar(struct hdd_context *hdd_ctx);
 
+/**
+ * hdd_restore_all_ps() - Restore all the powersave configuration overwritten
+ * by hdd_override_all_ps.
+ * @hdd_ctx: Pointer to HDD context.
+ *
+ * Return: None
+ */
+void hdd_restore_all_ps(struct hdd_context *hdd_ctx);
+
 /**
  * hdd_override_all_ps() - overrides to disables all the powersave features.
  * @hdd_ctx: Pointer to HDD context.