From d0b95bb73b965eefa1446adc00a05fa9db0232e6 Mon Sep 17 00:00:00 2001
From: Zhen Chen <chenzhen@rock-chips.com>
Date: Thu, 28 Oct 2021 18:00:11 +0800
Subject: [PATCH] MALI: bifrost: fix compilation errors when CONFIG_DEBUG_FS is
 disabled

Such as involving non_debuggable.config.

Signed-off-by: Zhen Chen <chenzhen@rock-chips.com>
Change-Id: I4224a31169c2ce224d8cc2d6993f4ac3cd40d675
---
 .../gpu/arm/bifrost/device/mali_kbase_device.c  |  2 ++
 .../bifrost/device/mali_kbase_device_internal.h | 10 ++++++++++
 .../bifrost/mali_kbase_regs_history_debugfs.h   | 17 +++++++++++++++++
 3 files changed, 29 insertions(+)

diff --git a/drivers/gpu/arm/bifrost/device/mali_kbase_device.c b/drivers/gpu/arm/bifrost/device/mali_kbase_device.c
index 1ebd8aa14f3a..08961d583034 100644
--- a/drivers/gpu/arm/bifrost/device/mali_kbase_device.c
+++ b/drivers/gpu/arm/bifrost/device/mali_kbase_device.c
@@ -395,6 +395,7 @@ void kbase_device_vinstr_term(struct kbase_device *kbdev)
 	kbase_vinstr_term(kbdev->vinstr_ctx);
 }
 
+#if defined(CONFIG_DEBUG_FS) && !IS_ENABLED(CONFIG_MALI_BIFROST_NO_MALI)
 int kbase_device_io_history_init(struct kbase_device *kbdev)
 {
 	return kbase_io_history_init(&kbdev->io_history,
@@ -405,6 +406,7 @@ void kbase_device_io_history_term(struct kbase_device *kbdev)
 {
 	kbase_io_history_term(&kbdev->io_history);
 }
+#endif
 
 int kbase_device_misc_register(struct kbase_device *kbdev)
 {
diff --git a/drivers/gpu/arm/bifrost/device/mali_kbase_device_internal.h b/drivers/gpu/arm/bifrost/device/mali_kbase_device_internal.h
index d422407901e3..b4c063ce5257 100644
--- a/drivers/gpu/arm/bifrost/device/mali_kbase_device_internal.h
+++ b/drivers/gpu/arm/bifrost/device/mali_kbase_device_internal.h
@@ -51,8 +51,18 @@ void kbase_device_hwcnt_virtualizer_term(struct kbase_device *kbdev);
 int kbase_device_list_init(struct kbase_device *kbdev);
 void kbase_device_list_term(struct kbase_device *kbdev);
 
+#if defined(CONFIG_DEBUG_FS) && !IS_ENABLED(CONFIG_MALI_BIFROST_NO_MALI)
 int kbase_device_io_history_init(struct kbase_device *kbdev);
 void kbase_device_io_history_term(struct kbase_device *kbdev);
+#else
+static inline int kbase_device_io_history_init(struct kbase_device *kbdev)
+{
+	return 0;
+}
+static inline void kbase_device_io_history_term(struct kbase_device *kbdev)
+{
+}
+#endif
 
 int kbase_device_misc_register(struct kbase_device *kbdev);
 void kbase_device_misc_deregister(struct kbase_device *kbdev);
diff --git a/drivers/gpu/arm/bifrost/mali_kbase_regs_history_debugfs.h b/drivers/gpu/arm/bifrost/mali_kbase_regs_history_debugfs.h
index 75fbb47d5107..cbe602248836 100644
--- a/drivers/gpu/arm/bifrost/mali_kbase_regs_history_debugfs.h
+++ b/drivers/gpu/arm/bifrost/mali_kbase_regs_history_debugfs.h
@@ -70,6 +70,23 @@ void kbase_io_history_dump(struct kbase_device *kbdev);
 void kbasep_regs_history_debugfs_init(struct kbase_device *kbdev);
 
 #else /* defined(CONFIG_DEBUG_FS) && !IS_ENABLED(CONFIG_MALI_BIFROST_NO_MALI) */
+static inline int kbase_io_history_init(struct kbase_io_history *h, u16 n)
+{
+	return 0;
+}
+
+static inline void kbase_io_history_term(struct kbase_io_history *h)
+{
+}
+
+static inline void kbase_io_history_dump(struct kbase_device *kbdev)
+{
+}
+
+static inline void kbasep_regs_history_debugfs_init(struct kbase_device *kbdev)
+{
+}
+
 #endif /* defined(CONFIG_DEBUG_FS) && !IS_ENABLED(CONFIG_MALI_BIFROST_NO_MALI) */
 
 #endif  /*_KBASE_REGS_HISTORY_DEBUGFS_H*/