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