1 files changed, 50 insertions, 0 deletions
diff --git a/driver/product/kernel/drivers/gpu/arm/midgard/mali_kbase_regs_history_debugfs.h b/driver/product/kernel/drivers/gpu/arm/midgard/mali_kbase_regs_history_debugfs.h
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--- /dev/null
+++ b/driver/product/kernel/drivers/gpu/arm/midgard/mali_kbase_regs_history_debugfs.h
@@ -0,0 +1,50 @@
+/*
+ *
+ * (C) COPYRIGHT 2016 ARM Limited. All rights reserved.
+ *
+ * This program is free software and is provided to you under the terms of the
+ * GNU General Public License version 2 as published by the Free Software
+ * Foundation, and any use by you of this program is subject to the terms
+ * of such GNU licence.
+ *
+ * A copy of the licence is included with the program, and can also be obtained
+ * from Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA  02110-1301, USA.
+ *
+ */
+
+
+
+/**
+ * Header file for register access history support via debugfs
+ *
+ * This interface is made available via /sys/kernel/debug/mali#/regs_history*.
+ *
+ * Usage:
+ * - regs_history_enabled: whether recording of register accesses is enabled.
+ *   Write 'y' to enable, 'n' to disable.
+ * - regs_history_size: size of the register history buffer, must be > 0
+ * - regs_history: return the information about last accesses to the registers.
+ */
+
+#ifndef _KBASE_REGS_HISTORY_DEBUGFS_H
+#define _KBASE_REGS_HISTORY_DEBUGFS_H
+
+struct kbase_device;
+
+#if defined(CONFIG_DEBUG_FS) && !defined(CONFIG_MALI_NO_MALI)
+
+/**
+ * kbasep_regs_history_debugfs_init - add debugfs entries for register history
+ *
+ * @kbdev: Pointer to kbase_device containing the register history
+ */
+void kbasep_regs_history_debugfs_init(struct kbase_device *kbdev);
+
+#else /* CONFIG_DEBUG_FS */
+
+#define kbasep_regs_history_debugfs_init CSTD_NOP
+
+#endif /* CONFIG_DEBUG_FS */
+
+#endif  /*_KBASE_REGS_HISTORY_DEBUGFS_H*/