cpu-boost: add a function to boost the cpu to max freq

Signed-off-by: Francisco Franco <[email protected]>

drivers/cpufreq/cpu-boost.c

@@ -27,6 +27,7 @@
 #include <linux/input.h>
 #include <linux/time.h>
 #include <linux/fsync.h>
+#include <linux/cpu_boost.h>
 
 struct cpu_sync {
 	struct task_struct *thread;
@@ -155,6 +156,9 @@ static int boost_adjust_notify(struct notifier_block *nb, unsigned long val,
 		if (!b_min && !ib_min)
 			break;
 
+		ib_min = min((s->input_boost_min == UINT_MAX ?
+			policy->max : s->input_boost_min), policy->max);
+
 		min = max(b_min, ib_min);
 		min = min(min, policy->max);
 
@@ -204,6 +208,25 @@ static void update_policy_online(void)
 	put_online_cpus();
 }
 
+void do_input_boost_max()
+{
+	unsigned int i;
+	struct cpu_sync *i_sync_info;
+
+ 	cancel_delayed_work_sync(&input_boost_rem);
+
+ 	for_each_possible_cpu(i) {
+		i_sync_info = &per_cpu(sync_info, i);
+		i_sync_info->input_boost_min = UINT_MAX;
+	}
+
+ 	update_policy_online();
+
+ 	queue_delayed_work(system_power_efficient_wq,
+		&input_boost_rem, msecs_to_jiffies(
+			!input_boost_ms ? 1500 : input_boost_ms));
+}
+
 static void do_input_boost_rem(struct work_struct *work)
 {
 	unsigned int i;

include/linux/cpu_boost.h

@@ -0,0 +1,24 @@
+/*
+ * Copyright (C) 2018, Francisco Franco <[email protected]>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 and
+ * only version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+#ifndef _CPU_BOOST_H_
+#define _CPU_BOOST_H_
+
+#ifdef CONFIG_CPU_BOOST
+void do_input_boost_max(void);
+#else
+static inline void do_input_boost_max(void)
+{
+}
+#endif
+
+#endif /* _CPUBOOST_H_ */