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authorJon Medhurst <tixy@linaro.org>2013-05-09 14:07:09 +0100
committerJon Medhurst <tixy@linaro.org>2013-05-09 14:07:09 +0100
commit491eed6a04bd3bd11b888ec4a8cb923edc164552 (patch)
tree2d1198a44d9a08722c8b6b1af50aea9dfc4ad7a0 /drivers/cpufreq/arm_big_little.h
parent4b460cf013ef6b158d870f5d5dff7989535f5aac (diff)
parentbe19b71b407ca8fbf196814a65bfa1a99bda3370 (diff)
Merge branch 'tracking-armlt-tc2-cpufreq' into lsk-3.9-vexpresstracking-lsk-vexpress-lsk-20130512.0
Diffstat (limited to 'drivers/cpufreq/arm_big_little.h')
-rw-r--r--drivers/cpufreq/arm_big_little.h38
1 files changed, 38 insertions, 0 deletions
diff --git a/drivers/cpufreq/arm_big_little.h b/drivers/cpufreq/arm_big_little.h
new file mode 100644
index 00000000000..6712a501198
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+++ b/drivers/cpufreq/arm_big_little.h
@@ -0,0 +1,38 @@
+/*
+ * ARM big.LITTLE platform's CPUFreq header file
+ *
+ * Copyright (C) 2012 ARM Ltd.
+ * Author: Sudeep KarkadaNagesha <sudeep.karkadanagesha@arm.com>
+ *
+ * Copyright (C) 2012 ARM Ltd.
+ * Viresh Kumar <viresh.kumar@linaro.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed "as is" WITHOUT ANY WARRANTY of any
+ * kind, whether express or implied; without even the implied warranty
+ * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+#ifndef CPUFREQ_ARM_BIG_LITTLE_H
+#define CPUFREQ_ARM_BIG_LITTLE_H
+
+#include <linux/cpufreq.h>
+#include <linux/types.h>
+
+struct cpufreq_arm_bL_ops {
+ char name[CPUFREQ_NAME_LEN];
+ struct cpufreq_frequency_table *(*get_freq_tbl)(u32 cluster, int *count);
+ void (*put_freq_tbl)(u32 cluster);
+};
+
+struct cpufreq_frequency_table *
+arm_bL_copy_table_from_array(unsigned int *table, int count);
+void arm_bL_free_freq_table(u32 cluster);
+
+int bL_cpufreq_register(struct cpufreq_arm_bL_ops *ops);
+void bL_cpufreq_unregister(struct cpufreq_arm_bL_ops *ops);
+
+#endif /* CPUFREQ_ARM_BIG_LITTLE_H */