1 files changed, 90 insertions, 0 deletions
diff --git a/mali_kbase/csf/mali_kbase_csf_cpu_queue.h b/mali_kbase/csf/mali_kbase_csf_cpu_queue.h
new file mode 100644
index 0000000..3fae705
--- /dev/null
+++ b/mali_kbase/csf/mali_kbase_csf_cpu_queue.h
@@ -0,0 +1,90 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
+/*
+ *
+ * (C) COPYRIGHT 2023 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 license.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, you can access it online at
+ * http://www.gnu.org/licenses/gpl-2.0.html.
+ *
+ */
+
+#ifndef _KBASE_CSF_CPU_QUEUE_H_
+#define _KBASE_CSF_CPU_QUEUE_H_
+
+#include <linux/types.h>
+
+/* Forward declaration */
+struct base_csf_notification;
+struct kbase_context;
+struct kbasep_printer;
+
+#define MALI_CSF_CPU_QUEUE_DUMP_VERSION 0
+
+/* CPU queue dump status */
+/* Dumping is done or no dumping is in progress. */
+#define BASE_CSF_CPU_QUEUE_DUMP_COMPLETE 0
+/* Dumping request is pending. */
+#define BASE_CSF_CPU_QUEUE_DUMP_PENDING 1
+/* Dumping request is issued to Userspace */
+#define BASE_CSF_CPU_QUEUE_DUMP_ISSUED 2
+
+/**
+ * kbase_csf_cpu_queue_init() - Initialise cpu queue handling per context cpu queue(s)
+ *
+ * @kctx: The kbase_context
+ */
+void kbase_csf_cpu_queue_init(struct kbase_context *kctx);
+
+/**
+ * kbase_csf_cpu_queue_read_dump_req() - Read cpu queue dump request event
+ *
+ * @kctx: The kbase_context which cpu queue dumped belongs to.
+ * @req:  Notification with cpu queue dump request.
+ *
+ * Return: true if needs CPU queue dump, or false otherwise.
+ */
+bool kbase_csf_cpu_queue_read_dump_req(struct kbase_context *kctx,
+				       struct base_csf_notification *req);
+
+/**
+ * kbase_csf_cpu_queue_dump_needed() - Check the requirement for cpu queue dump
+ *
+ * @kctx: The kbase_context which cpu queue dumped belongs to.
+ *
+ * Return: true if it needs cpu queue dump, or false otherwise.
+ */
+bool kbase_csf_cpu_queue_dump_needed(struct kbase_context *kctx);
+
+/**
+ * kbase_csf_cpu_queue_dump_buffer() - dump buffer containing cpu queue information
+ *
+ * @kctx: The kbase_context which cpu queue dumped belongs to.
+ * @buffer: Buffer containing the cpu queue information.
+ * @buf_size: Buffer size.
+ *
+ * Return: Return 0 for dump successfully, or error code.
+ */
+int kbase_csf_cpu_queue_dump_buffer(struct kbase_context *kctx, u64 buffer, size_t buf_size);
+
+/**
+ * kbasep_csf_cpu_queue_dump_print() - Dump cpu queue information to file
+ *
+ * @kctx: The kbase_context which cpu queue dumped belongs to.
+ * @kbpr: Pointer to printer instance.
+ *
+ * Return: Return 0 for dump successfully, or error code.
+ */
+int kbasep_csf_cpu_queue_dump_print(struct kbase_context *kctx, struct kbasep_printer *kbpr);
+
+#endif /* _KBASE_CSF_CPU_QUEUE_H_ */