4981885760
merged tip source code from eva-kernel.lnx.1.0, and verify the promotion flow. Change-Id: I031508fd8a23995a166506f3d190e5e228eb13c2 Signed-off-by: Yu SI <ysi@codeaurora.org>
125 lines
3.2 KiB
C
125 lines
3.2 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright (c) 2021, The Linux Foundation. All rights reserved.
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*/
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#ifndef __H_CVP_MINIDUMP_H__
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#define __H_CVP_MINIDUMP_H__
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#include <linux/notifier.h>
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#include <linux/kernel.h>
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#include "cvp_comm_def.h"
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enum cvp_dump_type {
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CVP_QUEUE_DUMP,
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CVP_DBG_DUMP,
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CVP_MAX_DUMP,
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};
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#define MAX_REGION_NAME_LEN 32
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#define EVAFW_IMAGE_SIZE 7*1024*1024
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#ifdef CVP_MINIDUMP_ENABLED
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#include <soc/qcom/minidump.h>
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/*
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* wrapper for static minidump
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* @name: Dump will be collected with this name
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* @virt: Virtual address of the buffer which needs to be dumped
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* @phys: Physical address of the buffer which needs to be dumped
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* @size: Size of the buffer which needs to be dumped
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*/
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int md_eva_dump(const char* name, u64 virt, u64 phys, u64 size);
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/*
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* Fucntion to add dump region to queue
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* @type: Type of the list node which needs to be updated
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* @buff_va: Virtual address of the buffer which needs to be dumped
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* @buff_size: Size of the buffer which needs to be dumped
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* @region_name: Dump will be collected with this name
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* @copy: Flag to indicate if the buffer data needs to be copied
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* to the intermidiate buffer allocated by kzmalloc.
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*/
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void add_va_node_to_list(enum cvp_dump_type type, void *buff_va,
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u32 buff_size, const char *region_name, bool copy);
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/*
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* Registers subsystem to minidump driver
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* @name: Subsytem name which will get registered
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* @notf_blk_ptr: notifier block pointer.
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* notifier_call mentioned in this block will be triggered by
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* minidump driver in case of crash
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*/
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void cvp_va_md_register(char *name, void* notf_blk_ptr);
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/* One function where we will register all the regions */
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void cvp_register_va_md_region(void);
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/*
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* Free up the memory allocated for different va_md_list
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* Do not forget to add code for any new list in this function
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*/
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void cvp_free_va_md_list(void);
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/* Adds the HFI queues(both for CPU and DSP) to the global hfi list head*/
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void add_hfi_queue_to_va_md_list(void *device);
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/*Add queue header structures(both for CPU and DSP)
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to the global struct list head*/
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void add_queue_header_to_va_md_list(void *device);
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/*
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* Node structure for VA_MD Linked List
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* @list: linux kernel list implementation
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* @va_md_buff: Virtual address of the buffer which needs to be dumped
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* @va_md_buff_size: Size of the buffer which needs to be dumped
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* @region_name: Dump will be collected with this name
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* @copy: Flag to indicate if the buffer data needs to be copied
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* to the intermidiate buffer allocated by kzmalloc.
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*/
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struct eva_va_md_queue
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{
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struct list_head list;
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void *va_md_buff;
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u32 va_md_buff_size;
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char region_name[MAX_REGION_NAME_LEN];
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bool copy;
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};
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#else
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static inline int md_eva_dump(const char* name, u64 virt, u64 phys, u64 size)
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{
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return 0;
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}
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static inline void add_va_node_to_list(enum cvp_dump_type type, void *buff_va,
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u32 buff_size, const char *region_name, bool copy)
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{
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}
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static inline void cvp_va_md_register(char *name, void* notf_blk_ptr)
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{
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}
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static inline void cvp_register_va_md_region(void)
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{
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}
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static inline void cvp_free_va_md_list(void)
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{
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}
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static inline void add_hfi_queue_to_va_md_list(void *device)
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{
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}
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static inline void add_queue_header_to_va_md_list(void *device)
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{
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}
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#endif /* End of CVP_MINIDUMP_ENABLED */
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#endif
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