/*
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*
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* (C) COPYRIGHT 2012-2016 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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* Foundation, and any use by you of this program is subject to the terms
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* of such GNU licence.
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*
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* A copy of the licence is included with the program, and can also be obtained
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* from Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*
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*/
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#ifndef _KBASE_DEBUG_JOB_FAULT_H
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#define _KBASE_DEBUG_JOB_FAULT_H
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#include <linux/debugfs.h>
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#include <linux/seq_file.h>
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#define REGISTER_DUMP_TERMINATION_FLAG 0xFFFFFFFF
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/**
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* kbase_debug_job_fault_dev_init - Create the fault event wait queue
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* per device and initialize the required lists.
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* @kbdev: Device pointer
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*
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* Return: Zero on success or a negative error code.
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*/
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int kbase_debug_job_fault_dev_init(struct kbase_device *kbdev);
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/**
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* kbase_debug_job_fault_debugfs_init - Initialize job fault debug sysfs
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* @kbdev: Device pointer
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*/
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void kbase_debug_job_fault_debugfs_init(struct kbase_device *kbdev);
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/**
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* kbase_debug_job_fault_dev_term - Clean up resources created in
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* kbase_debug_job_fault_dev_init.
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* @kbdev: Device pointer
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*/
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void kbase_debug_job_fault_dev_term(struct kbase_device *kbdev);
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/**
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* kbase_debug_job_fault_context_init - Initialize the relevant
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* data structure per context
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* @kctx: KBase context pointer
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*/
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void kbase_debug_job_fault_context_init(struct kbase_context *kctx);
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/**
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* kbase_debug_job_fault_context_term - Release the relevant
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* resource per context
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* @kctx: KBase context pointer
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*/
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void kbase_debug_job_fault_context_term(struct kbase_context *kctx);
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/**
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* kbase_debug_job_fault_process - Process the failed job.
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* It will send a event and wake up the job fault waiting queue
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* Then create a work queue to wait for job dump finish
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* This function should be called in the interrupt handler and before
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* jd_done that make sure the jd_done_worker will be delayed until the
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* job dump finish
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* @katom: The failed atom pointer
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* @completion_code: the job status
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* @return true if dump is going on
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*/
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bool kbase_debug_job_fault_process(struct kbase_jd_atom *katom,
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u32 completion_code);
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/**
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* kbase_debug_job_fault_reg_snapshot_init - Set the interested registers
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* address during the job fault process, the relevant registers will
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* be saved when a job fault happen
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* @kctx: KBase context pointer
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* @reg_range: Maximum register address space
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* @return true if initializing successfully
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*/
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bool kbase_debug_job_fault_reg_snapshot_init(struct kbase_context *kctx,
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int reg_range);
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/**
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* kbase_job_fault_get_reg_snapshot - Read the interested registers for
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* failed job dump
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* @kctx: KBase context pointer
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* @return true if getting registers successfully
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*/
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bool kbase_job_fault_get_reg_snapshot(struct kbase_context *kctx);
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#endif /*_KBASE_DEBUG_JOB_FAULT_H*/
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