1#!/bin/sh
2# SPDX-License-Identifier: GPL-2.0
3#
4# test types can be passed on the command line:
5#
6# - control: any device can do this
7# - out, in:  out needs 'bulk sink' firmware, in needs 'bulk src'
8# - iso-out, iso-in:  out needs 'iso sink' firmware, in needs 'iso src'
9# - halt: needs bulk sink+src, tests halt set/clear from host
10# - unlink: needs bulk sink and/or src, test HCD unlink processing
11# - loop: needs firmware that will buffer N transfers
12#
13# run it for hours, days, weeks.
14#
15
16#
17# this default provides a steady test load for a bulk device
18#
19TYPES='control out in'
20#TYPES='control out in halt'
21
22#
23# to test HCD code
24#
25#  - include unlink tests
26#  - add some ${RANDOM}ness
27#  - connect several devices concurrently (same HC)
28#  - keep HC's IRQ lines busy with unrelated traffic (IDE, net, ...)
29#  - add other concurrent system loads
30#
31
32declare -i COUNT BUFLEN
33
34COUNT=50000
35BUFLEN=2048
36
37# NOTE:  the 'in' and 'out' cases are usually bulk, but can be
38# set up to use interrupt transfers by 'usbtest' module options
39
40
41if [ "$DEVICE" = "" ]; then
42	echo "testing ALL recognized usbtest devices"
43	echo ""
44	TEST_ARGS="-a"
45else
46	TEST_ARGS=""
47fi
48
49do_test ()
50{
51    if ! ./testusb $TEST_ARGS -s $BUFLEN -c $COUNT $* 2>/dev/null
52    then
53	echo "FAIL"
54	exit 1
55    fi
56}
57
58ARGS="$*"
59
60if [ "$ARGS" = "" ];
61then
62    ARGS="$TYPES"
63fi
64
65# FIXME use /sys/bus/usb/device/$THIS/bConfigurationValue to
66# check and change configs
67
68CONFIG=''
69
70check_config ()
71{
72    if [ "$CONFIG" = "" ]; then
73	CONFIG=$1
74	echo "assuming $CONFIG configuration"
75	return
76    fi
77    if [ "$CONFIG" = $1 ]; then
78	return
79    fi
80
81    echo "** device must be in $1 config, but it's $CONFIG instead"
82    exit 1
83}
84
85
86echo "TESTING:  $ARGS"
87
88while : true
89do
90    echo $(date)
91
92    for TYPE in $ARGS
93    do
94	# restore defaults
95	COUNT=5000
96	BUFLEN=2048
97
98	# FIXME automatically multiply COUNT by 10 when
99	# /sys/bus/usb/device/$THIS/speed == "480"
100
101#	COUNT=50000
102
103	case $TYPE in
104	control)
105	    # any device, in any configuration, can use this.
106	    echo '** Control test cases:'
107
108	    echo "test 9: ch9 postconfig"
109	    do_test -t 9 -c 5000
110	    echo "test 10: control queueing"
111	    do_test -t 10 -c 5000
112
113	    # this relies on some vendor-specific commands
114	    echo "test 14: control writes"
115	    do_test -t 14 -c 15000 -s 256 -v 1
116
117	    echo "test 21: control writes, unaligned"
118	    do_test -t 21 -c 100 -s 256 -v 1
119
120	    ;;
121
122	out)
123	    check_config sink-src
124	    echo '** Host Write (OUT) test cases:'
125
126	    echo "test 1: $COUNT transfers, same size"
127	    do_test -t 1
128	    echo "test 3: $COUNT transfers, variable/short size"
129	    do_test -t 3 -v 421
130
131	    COUNT=100
132	    echo "test 17: $COUNT transfers, unaligned DMA map by core"
133	    do_test -t 17
134
135	    echo "test 19: $COUNT transfers, unaligned DMA map by usb_alloc_coherent"
136	    do_test -t 19
137
138	    COUNT=2000
139	    echo "test 5: $COUNT scatterlists, same size entries"
140	    do_test -t 5
141
142	    # try to trigger short OUT processing bugs
143	    echo "test 7a: $COUNT scatterlists, variable size/short entries"
144	    do_test -t 7 -v 579
145	    BUFLEN=4096
146	    echo "test 7b: $COUNT scatterlists, variable size/bigger entries"
147	    do_test -t 7 -v 41
148	    BUFLEN=64
149	    echo "test 7c: $COUNT scatterlists, variable size/micro entries"
150	    do_test -t 7 -v 63
151	    ;;
152
153	iso-out)
154	    check_config sink-src
155	    echo '** Host ISOCHRONOUS Write (OUT) test cases:'
156
157	    # at peak iso transfer rates:
158	    # - usb 2.0 high bandwidth, this is one frame.
159	    # - usb 1.1, it's twenty-four frames.
160	    BUFLEN=24500
161
162	    COUNT=1000
163
164# COUNT=10000
165
166	    echo "test 15: $COUNT transfers, same size"
167	    # do_test -t 15 -g 3 -v 0
168	    BUFLEN=32768
169	    do_test -t 15 -g 8 -v 0
170
171	    # FIXME it'd make sense to have an iso OUT test issuing
172	    # short writes on more packets than the last one
173
174	    COUNT=100
175	    echo "test 22: $COUNT transfers, non aligned"
176	    do_test -t 22 -g 8 -v 0
177
178	    ;;
179
180	in)
181	    check_config sink-src
182	    echo '** Host Read (IN) test cases:'
183
184	    # NOTE:  these "variable size" reads are just multiples
185	    # of 512 bytes, no EOVERFLOW testing is done yet
186
187	    echo "test 2: $COUNT transfers, same size"
188	    do_test -t 2
189	    echo "test 4: $COUNT transfers, variable size"
190	    do_test -t 4
191
192	    COUNT=100
193	    echo "test 18: $COUNT transfers, unaligned DMA map by core"
194	    do_test -t 18
195
196	    echo "test 20: $COUNT transfers, unaligned DMA map by usb_alloc_coherent"
197	    do_test -t 20
198
199	    COUNT=2000
200	    echo "test 6: $COUNT scatterlists, same size entries"
201	    do_test -t 6
202	    echo "test 8: $COUNT scatterlists, variable size entries"
203	    do_test -t 8
204	    ;;
205
206	iso-in)
207	    check_config sink-src
208	    echo '** Host ISOCHRONOUS Read (IN) test cases:'
209
210	    # at peak iso transfer rates:
211	    # - usb 2.0 high bandwidth, this is one frame.
212	    # - usb 1.1, it's twenty-four frames.
213	    BUFLEN=24500
214
215	    COUNT=1000
216
217# COUNT=10000
218
219	    echo "test 16: $COUNT transfers, same size"
220	    # do_test -t 16 -g 3 -v 0
221	    BUFLEN=32768
222	    do_test -t 16 -g 8 -v 0
223
224	    # FIXME since iso expects faults, it'd make sense
225	    # to have an iso IN test issuing short reads ...
226
227	    COUNT=100
228	    echo "test 23: $COUNT transfers, unaligned"
229	    do_test -t 23 -g 8 -v 0
230
231	    ;;
232
233	halt)
234	    # NOTE:  sometimes hardware doesn't cooperate well with halting
235	    # endpoints from the host side.  so long as mass-storage class
236	    # firmware can halt them from the device, don't worry much if
237	    # you can't make this test work on your device.
238	    COUNT=2000
239	    echo "test 13: $COUNT halt set/clear"
240	    do_test -t 13
241	    ;;
242
243	unlink)
244	    COUNT=2000
245	    echo "test 11: $COUNT read unlinks"
246	    do_test -t 11
247
248	    echo "test 12: $COUNT write unlinks"
249	    do_test -t 12
250	    ;;
251
252	loop)
253	    # defaults need too much buffering for ez-usb devices
254	    BUFLEN=2048
255	    COUNT=32
256
257	    # modprobe g_zero qlen=$COUNT buflen=$BUFLEN loopdefault
258	    check_config loopback
259
260	    # FIXME someone needs to write and merge a version of this
261
262	    echo "write $COUNT buffers of $BUFLEN bytes, read them back"
263
264	    echo "write $COUNT variable size buffers, read them back"
265
266	    ;;
267
268	*)
269	    echo "Don't understand test type $TYPE"
270	    exit 1;
271	esac
272	echo ''
273    done
274done
275