add dts config

hc

2023-12-06 08f87f769b595151be1afeff53e144f543faa614

 kernel/drivers/gpu/arm/bifrost/debug/mali_kbase_debug_ktrace.h
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@@ -1,7 +1,7 @@
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 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
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 /*
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  *
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- * (C) COPYRIGHT 2020-2021 ARM Limited. All rights reserved.
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+ * (C) COPYRIGHT 2020-2022 ARM Limited. All rights reserved.
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  *
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  * This program is free software and is provided to you under the terms of the
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  * GNU General Public License version 2 as published by the Free Software
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@@ -49,6 +49,7 @@
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 /**
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  * kbase_ktrace_init - initialize kbase ktrace.
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  * @kbdev: kbase device
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+ * Return: 0 if successful or a negative error code on failure.
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  */
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 int kbase_ktrace_init(struct kbase_device *kbdev);
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@@ -81,6 +82,18 @@
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  */
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 #if KBASE_KTRACE_TARGET_RBUF
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 /**
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+ * kbasep_ktrace_initialized - Check whether kbase ktrace is initialized
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+ *
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+ * @ktrace: ktrace of kbase device.
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+ *
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+ * Return: true if ktrace has been initialized.
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+ */
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+static inline bool kbasep_ktrace_initialized(struct kbase_ktrace *ktrace)
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+{
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+	return ktrace->rbuf != NULL;
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+}
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+
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+/**
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  * kbasep_ktrace_add - internal function to add trace to the ringbuffer.
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  * @kbdev:    kbase device
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  * @code:     ktrace code