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: $0 [-h] [-todg args]
22 [-h <help>] 22 [-h <help>]
23 [-o <output-file-for-dump>] 23 [-o <output-file-for-dump>]
24 [-t <basic: Basic cpufreq testing 24 [-t <basic: Basic cpufreq testing
25 suspend: suspend/resume, 25 suspend: suspend/resume,
26 hibernate: hibernate/resume, 26 hibernate: hibernate/resume,
27 suspend_rtc: suspend/resume back <<
28 hibernate_rtc: hibernate/resume b <<
29 modtest: test driver or governor 27 modtest: test driver or governor modules. Only to be used with -d or -g options,
30 sptest1: Simple governor switch t 28 sptest1: Simple governor switch to produce lockdep.
31 sptest2: Concurrent governor swit 29 sptest2: Concurrent governor switch to produce lockdep.
32 sptest3: Governor races, shuffle 30 sptest3: Governor races, shuffle between governors quickly.
33 sptest4: CPU hotplugs with update 31 sptest4: CPU hotplugs with updates to cpufreq files.>]
34 [-d <driver's module name: only with \ 32 [-d <driver's module name: only with \"-t modtest>\"]
35 [-g <governor's module name: only with 33 [-g <governor's module name: only with \"-t modtest>\"]
36 \n" 34 \n"
37 exit "${KSFT_FAIL}" 35 exit "${KSFT_FAIL}"
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 ktap_skip_all "$msg must be run as root"
46 exit "${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 ktap_skip_all "$msg sysfs is not mounted"
55 exit "${KSFT_SKIP}" 53 exit "${KSFT_SKIP}"
56 fi 54 fi
57 55
58 CPUROOT=$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 ktap_skip_all "$msg cpus not available in sysfs"
63 exit "${KSFT_SKIP}" 61 exit "${KSFT_SKIP}"
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 ktap_skip_all "$msg cpufreq directory not available in sysfs"
68 exit "${KSFT_SKIP}" 66 exit "${KSFT_SKIP}"
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 $FUNC != "modtest" ]; then
111 ktap_exit_fail_msg "No cpu is 108 ktap_exit_fail_msg "No cpu is managed by cpufreq core, exiting"
112 fi 109 fi
113 110
114 case "$FUNC" in 111 case "$FUNC" in
115 "basic") 112 "basic")
116 cpufreq_basic_tests 113 cpufreq_basic_tests
117 ;; 114 ;;
118 115
119 "suspend") 116 "suspend")
120 do_suspend "suspend" 1 117 do_suspend "suspend" 1
121 ;; 118 ;;
122 119
123 "hibernate") 120 "hibernate")
124 do_suspend "hibernate" 1 121 do_suspend "hibernate" 1
125 ;; 122 ;;
126 <<
127 "suspend_rtc") <<
128 do_suspend "suspend" 1 rtc <<
129 ;; <<
130 <<
131 "hibernate_rtc") <<
132 do_suspend "hibernate" 1 rtc <<
133 ;; <<
134 123
135 "modtest") 124 "modtest")
136 # Do we have modules in place? 125 # Do we have modules in place?
137 if [ -z $DRIVER_MOD ] && [ -z 126 if [ -z $DRIVER_MOD ] && [ -z $GOVERNOR_MOD ]; then
138 ktap_exit_fail_msg "No 127 ktap_exit_fail_msg "No driver or governor module passed with -d or -g"
139 fi 128 fi
140 129
141 if [ $DRIVER_MOD ]; then 130 if [ $DRIVER_MOD ]; then
142 if [ $GOVERNOR_MOD ]; 131 if [ $GOVERNOR_MOD ]; then
143 module_test $D 132 module_test $DRIVER_MOD $GOVERNOR_MOD
144 else 133 else
145 module_driver_ 134 module_driver_test $DRIVER_MOD
146 fi 135 fi
147 else 136 else
148 if [ $count = 0 ]; the 137 if [ $count = 0 ]; then
149 ktap_exit_fail 138 ktap_exit_fail_msg "No cpu is managed by cpufreq core, exiting"
150 fi 139 fi
151 140
152 module_governor_test $ 141 module_governor_test $GOVERNOR_MOD
153 fi 142 fi
154 ;; 143 ;;
155 144
156 "sptest1") 145 "sptest1")
157 simple_lockdep 146 simple_lockdep
158 ;; 147 ;;
159 148
160 "sptest2") 149 "sptest2")
161 concurrent_lockdep 150 concurrent_lockdep
162 ;; 151 ;;
163 152
164 "sptest3") 153 "sptest3")
165 governor_race 154 governor_race
166 ;; 155 ;;
167 156
168 "sptest4") 157 "sptest4")
169 hotplug_with_updates 158 hotplug_with_updates
170 ;; 159 ;;
171 160
172 *) 161 *)
173 ktap_print_msg "Invalid [-f] f 162 ktap_print_msg "Invalid [-f] function type"
174 helpme 163 helpme
175 ;; 164 ;;
176 esac 165 esac
177 } 166 }
178 167
179 # clear dumps 168 # clear dumps
180 # $1: file name 169 # $1: file name
181 clear_dumps() 170 clear_dumps()
182 { 171 {
183 echo "" > $1.txt 172 echo "" > $1.txt
184 echo "" > $1.dmesg_cpufreq.txt 173 echo "" > $1.dmesg_cpufreq.txt
185 echo "" > $1.dmesg_full.txt 174 echo "" > $1.dmesg_full.txt
186 } 175 }
187 176
188 # $1: output file name 177 # $1: output file name
189 dmesg_dumps() 178 dmesg_dumps()
190 { 179 {
191 dmesg | grep cpufreq >> $1.dmesg_cpufr 180 dmesg | grep cpufreq >> $1.dmesg_cpufreq.txt
192 181
193 # We may need the full logs as well 182 # We may need the full logs as well
194 dmesg >> $1.dmesg_full.txt 183 dmesg >> $1.dmesg_full.txt
195 } 184 }
196 185
197 ktap_print_header 186 ktap_print_header
198 187
199 # Parse arguments 188 # Parse arguments
200 parse_arguments $@ 189 parse_arguments $@
201 190
202 ktap_set_plan 1 191 ktap_set_plan 1
203 192
204 # Make sure all requirements are met 193 # Make sure all requirements are met
205 prerequisite 194 prerequisite
206 195
207 # Run requested functions 196 # Run requested functions
208 clear_dumps $OUTFILE 197 clear_dumps $OUTFILE
209 do_test | tee -a $OUTFILE.txt 198 do_test | tee -a $OUTFILE.txt
210 if [ "${PIPESTATUS[0]}" -ne 0 ]; then 199 if [ "${PIPESTATUS[0]}" -ne 0 ]; then
211 exit ${PIPESTATUS[0]}; 200 exit ${PIPESTATUS[0]};
212 fi 201 fi
213 dmesg_dumps $OUTFILE 202 dmesg_dumps $OUTFILE
214 203
215 ktap_test_pass "Completed successfully" 204 ktap_test_pass "Completed successfully"
216 205
217 ktap_print_totals 206 ktap_print_totals
218 exit "${KSFT_PASS}" 207 exit "${KSFT_PASS}"
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