From 2aed72c6e05b04ceb6b712b5a9acec66406a8964 Mon Sep 17 00:00:00 2001
From: Xie XiuQi <xiexiuqi@huawei.com>
Date: Tue, 29 Jan 2019 17:38:14 +0800
Subject: [PATCH] arm64/mpam: debug: add mpam_{read/write}_sysreg_s for debug
 on D05 board

hulk inclusion
category: feature
bugzilla: 5510
CVE: NA

Signed-off-by: Xie XiuQi <xiexiuqi@huawei.com>
Reviewed-by: Hanjun Guo <guohanjun@huawei.com>
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
---
 arch/arm64/include/asm/mpam.h | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/arch/arm64/include/asm/mpam.h b/arch/arm64/include/asm/mpam.h
index 1e311d4a9956..6f051f3229e2 100644
--- a/arch/arm64/include/asm/mpam.h
+++ b/arch/arm64/include/asm/mpam.h
@@ -219,4 +219,27 @@ static inline int __resctrl_group_show_options(struct seq_file *seq)
 }
 
 void post_resctrl_mount(void);
+
+#define MPAM_SYS_REG_DEBUG
+
+static inline u32 mpam_read_sysreg_s(void *reg, char *name)
+{
+#ifdef MPAM_SYS_REG_DEBUG
+       pr_info("read_sysreg_s: %s (addr %p)\n", name, reg);
+       return 0;
+#else
+       return read_sysreg_s(reg);
+#endif
+}
+
+static inline u32 mpam_write_sysreg_s(u32 v, void *reg, char *name)
+{
+#ifdef MPAM_SYS_REG_DEBUG
+       pr_info("write_sysreg_s: %s (addr %p), value %x\n", name, reg, v);
+       return 0;
+#else
+       return write_sysreg_s(v, reg);
+#endif
+}
+
 #endif /* _ASM_ARM64_MPAM_H */
-- 
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