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