xref: /linux/tools/testing/selftests/ublk/test_integrity_01.sh (revision d9a36ab302b1c90d8f03a3b13538b8676eb6ed3b)
1#!/bin/bash
2# SPDX-License-Identifier: GPL-2.0
3
4. "$(cd "$(dirname "$0")" && pwd)"/test_common.sh
5
6ERR_CODE=0
7
8_check_value() {
9	local name=$1
10	local actual=$2
11	local expected=$3
12
13	if [ "$actual" != "$expected" ]; then
14		echo "$name $actual != $expected"
15		ERR_CODE=255
16		return 1
17	fi
18	return 0
19}
20
21_test_metadata_only() {
22	local dev_id
23
24	dev_id=$(_add_ublk_dev -t null -u --no_auto_part_scan --metadata_size 8)
25	_check_add_dev "$TID" $?
26
27	_check_value "metadata_size" "$(_get_metadata_size "$dev_id" metadata_size)" 8 &&
28	_check_value "pi_offset" "$(_get_metadata_size "$dev_id" pi_offset)" 0 &&
29	_check_value "pi_tuple_size" "$(_get_metadata_size "$dev_id" pi_tuple_size)" 0 &&
30	_check_value "device_is_integrity_capable" \
31		"$(cat "/sys/block/ublkb$dev_id/integrity/device_is_integrity_capable")" 0 &&
32	_check_value "format" "$(cat "/sys/block/ublkb$dev_id/integrity/format")" nop &&
33	_check_value "protection_interval_bytes" \
34		"$(cat "/sys/block/ublkb$dev_id/integrity/protection_interval_bytes")" 512 &&
35	_check_value "tag_size" "$(cat "/sys/block/ublkb$dev_id/integrity/tag_size")" 0
36
37	_ublk_del_dev "${dev_id}"
38}
39
40_test_integrity_capable_ip() {
41	local dev_id
42
43	dev_id=$(_add_ublk_dev -t null -u --no_auto_part_scan --integrity_capable --metadata_size 64 --pi_offset 56 --csum_type ip)
44	_check_add_dev "$TID" $?
45
46	_check_value "metadata_size" "$(_get_metadata_size "$dev_id" metadata_size)" 64 &&
47	_check_value "pi_offset" "$(_get_metadata_size "$dev_id" pi_offset)" 56 &&
48	_check_value "pi_tuple_size" "$(_get_metadata_size "$dev_id" pi_tuple_size)" 8 &&
49	_check_value "device_is_integrity_capable" \
50		"$(cat "/sys/block/ublkb$dev_id/integrity/device_is_integrity_capable")" 1 &&
51	_check_value "format" "$(cat "/sys/block/ublkb$dev_id/integrity/format")" T10-DIF-TYPE3-IP &&
52	_check_value "protection_interval_bytes" \
53		"$(cat "/sys/block/ublkb$dev_id/integrity/protection_interval_bytes")" 512 &&
54	_check_value "tag_size" "$(cat "/sys/block/ublkb$dev_id/integrity/tag_size")" 0
55
56	_ublk_del_dev "${dev_id}"
57}
58
59_test_integrity_reftag_t10dif() {
60	local dev_id
61
62	dev_id=$(_add_ublk_dev -t null -u --no_auto_part_scan --integrity_reftag --metadata_size 8 --csum_type t10dif)
63	_check_add_dev "$TID" $?
64
65	_check_value "metadata_size" "$(_get_metadata_size "$dev_id" metadata_size)" 8 &&
66	_check_value "pi_offset" "$(_get_metadata_size "$dev_id" pi_offset)" 0 &&
67	_check_value "pi_tuple_size" "$(_get_metadata_size "$dev_id" pi_tuple_size)" 8 &&
68	_check_value "device_is_integrity_capable" \
69		"$(cat "/sys/block/ublkb$dev_id/integrity/device_is_integrity_capable")" 0 &&
70	_check_value "format" "$(cat "/sys/block/ublkb$dev_id/integrity/format")" T10-DIF-TYPE1-CRC &&
71	_check_value "protection_interval_bytes" \
72		"$(cat "/sys/block/ublkb$dev_id/integrity/protection_interval_bytes")" 512 &&
73	_check_value "tag_size" "$(cat "/sys/block/ublkb$dev_id/integrity/tag_size")" 0
74
75	_ublk_del_dev "${dev_id}"
76}
77
78_test_nvme_csum() {
79	local dev_id
80
81	dev_id=$(_add_ublk_dev -t null -u --no_auto_part_scan --metadata_size 16 --csum_type nvme --tag_size 8)
82	_check_add_dev "$TID" $?
83
84	_check_value "metadata_size" "$(_get_metadata_size "$dev_id" metadata_size)" 16 &&
85	_check_value "pi_offset" "$(_get_metadata_size "$dev_id" pi_offset)" 0 &&
86	_check_value "pi_tuple_size" "$(_get_metadata_size "$dev_id" pi_tuple_size)" 16 &&
87	_check_value "device_is_integrity_capable" \
88		"$(cat "/sys/block/ublkb$dev_id/integrity/device_is_integrity_capable")" 0 &&
89	_check_value "format" "$(cat "/sys/block/ublkb$dev_id/integrity/format")" EXT-DIF-TYPE3-CRC64 &&
90	_check_value "protection_interval_bytes" \
91		"$(cat "/sys/block/ublkb$dev_id/integrity/protection_interval_bytes")" 512 &&
92	_check_value "tag_size" "$(cat "/sys/block/ublkb$dev_id/integrity/tag_size")" 8
93
94	_ublk_del_dev "${dev_id}"
95}
96
97_prep_test "null" "integrity params"
98
99_test_metadata_only
100_test_integrity_capable_ip
101_test_integrity_reftag_t10dif
102_test_nvme_csum
103
104_cleanup_test
105_show_result "$TID" $ERR_CODE
106