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Commit 15224a59 authored by Rishabh Bhatnagar's avatar Rishabh Bhatnagar
Browse files

drivers: soc: Provide separate api for ramdump registration 



Currently all clients registering to dump table framework are
implicitly registered for minidump framework. Provide an api to
exclusively register for ramdumps.

Change-Id: I0e8eee366d898699d0354c9abb326822ba452ef0
Signed-off-by: default avatarRishabh Bhatnagar <rishabhb@codeaurora.org>
parent a43a8828

drivers/soc/qcom/memory_dump_v2.c

+34 −5
Original line number Diff line number Diff line
@@ -111,7 +111,7 @@ static int msm_dump_data_add_minidump(struct msm_dump_entry *entry) 
	return msm_minidump_add_region(&md_entry);

}



int msm_dump_data_register(enum msm_dump_table_ids id,

static int register_dump_table_entry(enum msm_dump_table_ids id,

					struct msm_dump_entry *entry)

{

	struct msm_dump_entry *e;
@@ -131,13 +131,42 @@ int msm_dump_data_register(enum msm_dump_table_ids id, 
	table->num_entries++;



	dmac_flush_range(table, (void *)table + sizeof(struct msm_dump_table));

	return 0;

}



/**

 * msm_dump_data_register - register to dump data and minidump framework

 * @id: ID of the dump table.

 * @entry: dump entry to be registered

 * This api will register the entry passed to dump table and minidump table

 */

int msm_dump_data_register(enum msm_dump_table_ids id,

			   struct msm_dump_entry *entry)

{

	int ret;



	ret = register_dump_table_entry(id, entry);

	if (!ret)

		if (msm_dump_data_add_minidump(entry))

			pr_err("Failed to add entry in Minidump table\n");



	return 0;

	return ret;

}

EXPORT_SYMBOL(msm_dump_data_register);



/**

 * msm_dump_data_register_nominidump - register to dump data framework

 * @id: ID of the dump table.

 * @entry: dump entry to be registered

 * This api will register the entry passed to dump table only

 */

int msm_dump_data_register_nominidump(enum msm_dump_table_ids id,

			   struct msm_dump_entry *entry)

{

	return register_dump_table_entry(id, entry);

}

EXPORT_SYMBOL(msm_dump_data_register_nominidump);



static int __init init_memory_dump(void)

{

	struct msm_dump_table *table;

include/soc/qcom/memory_dump.h

+8 −1
Original line number Diff line number Diff line 
/* SPDX-License-Identifier: GPL-2.0-only */

/*

 * Copyright (c) 2012, 2014-2017, The Linux Foundation. All rights reserved.

 * Copyright (c) 2012, 2014-2017, 2019, The Linux Foundation. All rights reserved.

 */



#ifndef __MSM_MEMORY_DUMP_H
@@ -114,12 +114,19 @@ struct msm_dump_entry { 
#ifdef CONFIG_QCOM_MEMORY_DUMP_V2

extern int msm_dump_data_register(enum msm_dump_table_ids id,

				  struct msm_dump_entry *entry);

extern int msm_dump_data_register_nominidump(enum msm_dump_table_ids id,

				  struct msm_dump_entry *entry);

#else

static inline int msm_dump_data_register(enum msm_dump_table_ids id,

					 struct msm_dump_entry *entry)

{

	return -EINVAL;

}

static inline int msm_dump_data_register_nominidump(enum msm_dump_table_ids id,

					 struct msm_dump_entry *entry)

{

	return -EINVAL;

}

#endif



#endif