1 #!/bin/bash 1 #!/bin/bash
2 # SPDX-License-Identifier: GPL-2.0 2 # SPDX-License-Identifier: GPL-2.0
3 3
4 source cpu.sh 4 source cpu.sh
5 source cpufreq.sh 5 source cpufreq.sh
6 source governor.sh 6 source governor.sh
7 source module.sh 7 source module.sh
8 source special-tests.sh 8 source special-tests.sh
9 9
10 DIR="$(dirname $(readlink -f "$0"))" <<
11 source "${DIR}"/../kselftest/ktap_helpers.sh <<
12 <<
13 FUNC=basic # do basic tests by default 10 FUNC=basic # do basic tests by default
14 OUTFILE=cpufreq_selftest 11 OUTFILE=cpufreq_selftest
15 SYSFS= 12 SYSFS=
16 CPUROOT= 13 CPUROOT=
17 CPUFREQROOT= 14 CPUFREQROOT=
18 15
>> 16 # Kselftest framework requirement - SKIP code is 4.
>> 17 ksft_skip=4
>> 18
19 helpme() 19 helpme()
20 { 20 {
21 printf "Usage: $0 [-h] [-todg args] 21 printf "Usage: $0 [-h] [-todg args]
22 [-h <help>] 22 [-h <help>]
23 [-o <output-file-for-dump>] 23 [-o <output-file-for-dump>]
24 [-t <basic: Basic cpufreq testing 24 [-t <basic: Basic cpufreq testing
25 suspend: suspend/resume, 25 suspend: suspend/resume,
26 hibernate: hibernate/resume, 26 hibernate: hibernate/resume,
27 suspend_rtc: suspend/resume back <<
28 hibernate_rtc: hibernate/resume b <<
29 modtest: test driver or governor 27 modtest: test driver or governor modules. Only to be used with -d or -g options,
30 sptest1: Simple governor switch t 28 sptest1: Simple governor switch to produce lockdep.
31 sptest2: Concurrent governor swit 29 sptest2: Concurrent governor switch to produce lockdep.
32 sptest3: Governor races, shuffle 30 sptest3: Governor races, shuffle between governors quickly.
33 sptest4: CPU hotplugs with update 31 sptest4: CPU hotplugs with updates to cpufreq files.>]
34 [-d <driver's module name: only with \ 32 [-d <driver's module name: only with \"-t modtest>\"]
35 [-g <governor's module name: only with 33 [-g <governor's module name: only with \"-t modtest>\"]
36 \n" 34 \n"
37 exit "${KSFT_FAIL}" !! 35 exit 2
38 } 36 }
39 37
40 prerequisite() 38 prerequisite()
41 { 39 {
42 msg="skip all tests:" 40 msg="skip all tests:"
43 41
44 if [ $UID != 0 ]; then 42 if [ $UID != 0 ]; then
45 ktap_skip_all "$msg must be ru !! 43 echo $msg must be run as root >&2
46 exit "${KSFT_SKIP}" !! 44 exit $ksft_skip
47 fi 45 fi
48 46
49 taskset -p 01 $$ 47 taskset -p 01 $$
50 48
51 SYSFS=`mount -t sysfs | head -1 | awk 49 SYSFS=`mount -t sysfs | head -1 | awk '{ print $3 }'`
52 50
53 if [ ! -d "$SYSFS" ]; then 51 if [ ! -d "$SYSFS" ]; then
54 ktap_skip_all "$msg sysfs is n !! 52 echo $msg sysfs is not mounted >&2
55 exit "${KSFT_SKIP}" !! 53 exit 2
56 fi 54 fi
57 55
58 CPUROOT=$SYSFS/devices/system/cpu 56 CPUROOT=$SYSFS/devices/system/cpu
59 CPUFREQROOT="$CPUROOT/cpufreq" 57 CPUFREQROOT="$CPUROOT/cpufreq"
60 58
61 if ! ls $CPUROOT/cpu* > /dev/null 2>&1 59 if ! ls $CPUROOT/cpu* > /dev/null 2>&1; then
62 ktap_skip_all "$msg cpus not a !! 60 echo $msg cpus not available in sysfs >&2
63 exit "${KSFT_SKIP}" !! 61 exit 2
64 fi 62 fi
65 63
66 if ! ls $CPUROOT/cpufreq > /dev/null 2 64 if ! ls $CPUROOT/cpufreq > /dev/null 2>&1; then
67 ktap_skip_all "$msg cpufreq di !! 65 echo $msg cpufreq directory not available in sysfs >&2
68 exit "${KSFT_SKIP}" !! 66 exit 2
69 fi 67 fi
70 } 68 }
71 69
72 parse_arguments() 70 parse_arguments()
73 { 71 {
74 while getopts ht:o:d:g: arg 72 while getopts ht:o:d:g: arg
75 do 73 do
76 case $arg in 74 case $arg in
77 h) # --help 75 h) # --help
78 helpme 76 helpme
79 ;; 77 ;;
80 78
81 t) # --func_type (Func !! 79 t) # --func_type (Function to perform: basic, suspend, hibernate, modtest, sptest1/2/3/4 (default: basic))
82 # suspend_rtc, hibe <<
83 FUNC=$OPTARG 80 FUNC=$OPTARG
84 ;; 81 ;;
85 82
86 o) # --output-file (Ou 83 o) # --output-file (Output file to store dumps)
87 OUTFILE=$OPTAR 84 OUTFILE=$OPTARG
88 ;; 85 ;;
89 86
90 d) # --driver-mod-name 87 d) # --driver-mod-name (Name of the driver module)
91 DRIVER_MOD=$OP 88 DRIVER_MOD=$OPTARG
92 ;; 89 ;;
93 90
94 g) # --governor-mod-na 91 g) # --governor-mod-name (Name of the governor module)
95 GOVERNOR_MOD=$ 92 GOVERNOR_MOD=$OPTARG
96 ;; 93 ;;
97 94
98 \?) 95 \?)
99 helpme 96 helpme
100 ;; 97 ;;
101 esac 98 esac
102 done 99 done
103 } 100 }
104 101
105 do_test() 102 do_test()
106 { 103 {
107 # Check if CPUs are managed by cpufreq 104 # Check if CPUs are managed by cpufreq or not
108 count=$(count_cpufreq_managed_cpus) 105 count=$(count_cpufreq_managed_cpus)
109 106
110 if [ $count = 0 -a $FUNC != "modtest" 107 if [ $count = 0 -a $FUNC != "modtest" ]; then
111 ktap_exit_fail_msg "No cpu is !! 108 echo "No cpu is managed by cpufreq core, exiting"
>> 109 exit 2;
112 fi 110 fi
113 111
114 case "$FUNC" in 112 case "$FUNC" in
115 "basic") 113 "basic")
116 cpufreq_basic_tests 114 cpufreq_basic_tests
117 ;; 115 ;;
118 116
119 "suspend") 117 "suspend")
120 do_suspend "suspend" 1 118 do_suspend "suspend" 1
121 ;; 119 ;;
122 120
123 "hibernate") 121 "hibernate")
124 do_suspend "hibernate" 1 122 do_suspend "hibernate" 1
125 ;; 123 ;;
126 124
127 "suspend_rtc") <<
128 do_suspend "suspend" 1 rtc <<
129 ;; <<
130 <<
131 "hibernate_rtc") <<
132 do_suspend "hibernate" 1 rtc <<
133 ;; <<
134 <<
135 "modtest") 125 "modtest")
136 # Do we have modules in place? 126 # Do we have modules in place?
137 if [ -z $DRIVER_MOD ] && [ -z 127 if [ -z $DRIVER_MOD ] && [ -z $GOVERNOR_MOD ]; then
138 ktap_exit_fail_msg "No !! 128 echo "No driver or governor module passed with -d or -g"
>> 129 exit 2;
139 fi 130 fi
140 131
141 if [ $DRIVER_MOD ]; then 132 if [ $DRIVER_MOD ]; then
142 if [ $GOVERNOR_MOD ]; 133 if [ $GOVERNOR_MOD ]; then
143 module_test $D 134 module_test $DRIVER_MOD $GOVERNOR_MOD
144 else 135 else
145 module_driver_ 136 module_driver_test $DRIVER_MOD
146 fi 137 fi
147 else 138 else
148 if [ $count = 0 ]; the 139 if [ $count = 0 ]; then
149 ktap_exit_fail !! 140 echo "No cpu is managed by cpufreq core, exiting"
>> 141 exit 2;
150 fi 142 fi
151 143
152 module_governor_test $ 144 module_governor_test $GOVERNOR_MOD
153 fi 145 fi
154 ;; 146 ;;
155 147
156 "sptest1") 148 "sptest1")
157 simple_lockdep 149 simple_lockdep
158 ;; 150 ;;
159 151
160 "sptest2") 152 "sptest2")
161 concurrent_lockdep 153 concurrent_lockdep
162 ;; 154 ;;
163 155
164 "sptest3") 156 "sptest3")
165 governor_race 157 governor_race
166 ;; 158 ;;
167 159
168 "sptest4") 160 "sptest4")
169 hotplug_with_updates 161 hotplug_with_updates
170 ;; 162 ;;
171 163
172 *) 164 *)
173 ktap_print_msg "Invalid [-f] f !! 165 echo "Invalid [-f] function type"
174 helpme 166 helpme
175 ;; 167 ;;
176 esac 168 esac
177 } 169 }
178 170
179 # clear dumps 171 # clear dumps
180 # $1: file name 172 # $1: file name
181 clear_dumps() 173 clear_dumps()
182 { 174 {
183 echo "" > $1.txt 175 echo "" > $1.txt
184 echo "" > $1.dmesg_cpufreq.txt 176 echo "" > $1.dmesg_cpufreq.txt
185 echo "" > $1.dmesg_full.txt 177 echo "" > $1.dmesg_full.txt
186 } 178 }
187 179
188 # $1: output file name 180 # $1: output file name
189 dmesg_dumps() 181 dmesg_dumps()
190 { 182 {
191 dmesg | grep cpufreq >> $1.dmesg_cpufr 183 dmesg | grep cpufreq >> $1.dmesg_cpufreq.txt
192 184
193 # We may need the full logs as well 185 # We may need the full logs as well
194 dmesg >> $1.dmesg_full.txt 186 dmesg >> $1.dmesg_full.txt
195 } 187 }
196 188
197 ktap_print_header <<
198 <<
199 # Parse arguments 189 # Parse arguments
200 parse_arguments $@ 190 parse_arguments $@
201 191
202 ktap_set_plan 1 <<
203 <<
204 # Make sure all requirements are met 192 # Make sure all requirements are met
205 prerequisite 193 prerequisite
206 194
207 # Run requested functions 195 # Run requested functions
208 clear_dumps $OUTFILE 196 clear_dumps $OUTFILE
209 do_test | tee -a $OUTFILE.txt 197 do_test | tee -a $OUTFILE.txt
210 if [ "${PIPESTATUS[0]}" -ne 0 ]; then <<
211 exit ${PIPESTATUS[0]}; <<
212 fi <<
213 dmesg_dumps $OUTFILE 198 dmesg_dumps $OUTFILE
214 <<
215 ktap_test_pass "Completed successfully" <<
216 <<
217 ktap_print_totals <<
218 exit "${KSFT_PASS}" <<
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