iotrace.h (83d290c56fab2d38cd1ab4c4cc7099559c1d5046) iotrace.h (a74440b27b3f12d2cce54d7910953af19f1ac051)
1/* SPDX-License-Identifier: GPL-2.0+ */
2/*
3 * Copyright (c) 2014 Google, Inc.
4 */
5
6#ifndef __IOTRACE_H
7#define __IOTRACE_H
8

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54/**
55 * iotrace_get_checksum() - Get the current checksum value
56 *
57 * @return currect checksum value
58 */
59u32 iotrace_get_checksum(void);
60
61/**
1/* SPDX-License-Identifier: GPL-2.0+ */
2/*
3 * Copyright (c) 2014 Google, Inc.
4 */
5
6#ifndef __IOTRACE_H
7#define __IOTRACE_H
8

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54/**
55 * iotrace_get_checksum() - Get the current checksum value
56 *
57 * @return currect checksum value
58 */
59u32 iotrace_get_checksum(void);
60
61/**
62 * iotrace_set_region() - Set whether iotrace is limited to a specific
63 * io region.
64 *
65 * Defines the address and size of the limited region.
66 *
67 * @start: address of the beginning of the region
68 * @size: size of the region in bytes.
69 */
70void iotrace_set_region(ulong start, ulong size);
71
72/**
73 * iotrace_reset_region() - Reset the region limit
74 */
75void iotrace_reset_region(void);
76
77/**
78 * iotrace_get_region() - Get region information
79 *
80 * @start: Returns start address of region
81 * @size: Returns size of region in bytes
82 */
83void iotrace_get_region(ulong *start, ulong *size);
84
85/**
62 * iotrace_set_enabled() - Set whether iotracing is enabled or not
63 *
64 * This controls whether the checksum is updated and a trace record added
65 * for each I/O access.
66 *
67 * @enable: true to enable iotracing, false to disable
68 */
69void iotrace_set_enabled(int enable);

--- 35 unchanged lines hidden --- 		86 * iotrace_set_enabled() - Set whether iotracing is enabled or not
87 *
88 * This controls whether the checksum is updated and a trace record added
89 * for each I/O access.
90 *
91 * @enable: true to enable iotracing, false to disable
92 */
93void iotrace_set_enabled(int enable);

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