diff options
author | 2017-12-06 17:32:01 +0300 | |
---|---|---|
committer | 2018-01-28 22:17:24 -0500 | |
commit | 4e1ef427f273504fd99556f6f60a1218563ab772 (patch) | |
tree | d9c207328db97d86e79a71b2101e52266f417a3f /tools/testing/selftests/ntb | |
parent | NTB: ntb_test: Update ntb_tool link tests (diff) | |
download | linux-4e1ef427f273504fd99556f6f60a1218563ab772.tar.gz linux-4e1ef427f273504fd99556f6f60a1218563ab772.tar.bz2 linux-4e1ef427f273504fd99556f6f60a1218563ab772.zip |
NTB: ntb_test: Update ntb_tool DB tests
DB interface of ntb_tool driver hasn't been changed much, but
db_valid_mask DebugFS file has still been added. In this case
it's much better to test all valid DB bits instead of using
the predefined mask, which may be incorrect in general.
Signed-off-by: Serge Semin <fancer.lancer@gmail.com>
Signed-off-by: Jon Mason <jdmason@kudzu.us>
Diffstat (limited to 'tools/testing/selftests/ntb')
-rwxr-xr-x | tools/testing/selftests/ntb/ntb_test.sh | 29 |
1 files changed, 18 insertions, 11 deletions
diff --git a/tools/testing/selftests/ntb/ntb_test.sh b/tools/testing/selftests/ntb/ntb_test.sh index a3942f31c057..ec2e51183f8d 100755 --- a/tools/testing/selftests/ntb/ntb_test.sh +++ b/tools/testing/selftests/ntb/ntb_test.sh @@ -18,7 +18,6 @@ LIST_DEVS=FALSE DEBUGFS=${DEBUGFS-/sys/kernel/debug} -DB_BITMASK=0x7FFF PERF_RUN_ORDER=32 MAX_MW_SIZE=0 RUN_DMA_TESTS= @@ -39,7 +38,6 @@ function show_help() echo "be highly recommended." echo echo "Options:" - echo " -b BITMASK doorbell clear bitmask for ntb_tool" echo " -C don't cleanup ntb modules on exit" echo " -d run dma tests" echo " -h show this help message" @@ -56,7 +54,6 @@ function parse_args() OPTIND=0 while getopts "b:Cdhlm:r:p:w:" opt; do case "$opt" in - b) DB_BITMASK=${OPTARG} ;; C) DONT_CLEANUP=1 ;; d) RUN_DMA_TESTS=1 ;; h) show_help; exit 0 ;; @@ -215,21 +212,30 @@ function doorbell_test() echo "Running db tests on: $(basename $LOC) / $(basename $REM)" - write_file "c $DB_BITMASK" "$REM/db" + DB_VALID_MASK=$(read_file "$LOC/db_valid_mask") - for ((i=1; i <= 8; i++)); do - let DB=$(read_file "$REM/db") || true - if [[ "$DB" != "$EXP" ]]; then + write_file "c $DB_VALID_MASK" "$REM/db" + + for ((i = 0; i < 64; i++)); do + DB=$(read_file "$REM/db") + if [[ "$DB" -ne "$EXP" ]]; then echo "Doorbell doesn't match expected value $EXP " \ "in $REM/db" >&2 exit -1 fi - let "MASK=1 << ($i-1)" || true - let "EXP=$EXP | $MASK" || true + let "MASK = (1 << $i) & $DB_VALID_MASK" || true + let "EXP = $EXP | $MASK" || true + write_file "s $MASK" "$LOC/peer_db" done + write_file "c $DB_VALID_MASK" "$REM/db_mask" + write_file $DB_VALID_MASK "$REM/db_event" + write_file "s $DB_VALID_MASK" "$REM/db_mask" + + write_file "c $DB_VALID_MASK" "$REM/db" + echo " Passed" } @@ -393,14 +399,15 @@ function ntb_tool_tests() write_file "Y" "$LOCAL_PEER_TOOL/link_event" write_file "Y" "$REMOTE_PEER_TOOL/link_event" + doorbell_test "$LOCAL_TOOL" "$REMOTE_TOOL" + doorbell_test "$REMOTE_TOOL" "$LOCAL_TOOL" + for PEER_TRANS in $(ls "$LOCAL_TOOL"/peer_trans*); do PT=$(basename $PEER_TRANS) write_file $MW_SIZE "$LOCAL_TOOL/$PT" write_file $MW_SIZE "$REMOTE_TOOL/$PT" done - doorbell_test "$LOCAL_TOOL" "$REMOTE_TOOL" - doorbell_test "$REMOTE_TOOL" "$LOCAL_TOOL" scratchpad_test "$LOCAL_TOOL" "$REMOTE_TOOL" scratchpad_test "$REMOTE_TOOL" "$LOCAL_TOOL" |