diff --git a/test-case/check-pause-release.sh b/test-case/check-pause-release.sh
new file mode 100755
index 00000000..848501f4
--- /dev/null
+++ b/test-case/check-pause-release.sh
@@ -0,0 +1,133 @@
+#!/bin/bash
+
+set -e
+
+##
+## Case Name: check-pause-release
+## Preconditions:
+##    N/A
+## Description:
+##    playback/capture on each pipeline and trigger pause/release with expect
+##    expect sleep for sleep time then mocks spacebar keypresses ' ' to
+##    cause release action
+## Case step:
+##    1. aplay/arecord on PCM
+##    2. use expect to trigger pause/release
+## Expect result:
+##    no error happen for aplay/arecord
+##
+
+# shellcheck source=case-lib/lib.sh
+source "$(dirname "${BASH_SOURCE[0]}")"/../case-lib/lib.sh
+
+OPT_NAME['t']='tplg'     OPT_DESC['t']='tplg file, default value is env TPLG: $''TPLG'
+OPT_HAS_ARG['t']=1         OPT_VAL['t']="$TPLG"
+
+OPT_NAME['m']='mode'     OPT_DESC['m']='test mode'
+OPT_HAS_ARG['m']=1         OPT_VAL['m']='playback'
+
+OPT_NAME['c']='count'    OPT_DESC['c']='pause/release repeat count'
+OPT_HAS_ARG['c']=1         OPT_VAL['c']=10
+
+OPT_NAME['f']='file'     OPT_DESC['f']='file name'
+OPT_HAS_ARG['f']=1         OPT_VAL['f']=''
+
+OPT_NAME['i']='min'      OPT_DESC['i']='random range min value, unit is ms'
+OPT_HAS_ARG['i']=1         OPT_VAL['i']='100'
+
+OPT_NAME['a']='max'      OPT_DESC['a']='random range max value, unit is ms'
+OPT_HAS_ARG['a']=1         OPT_VAL['a']='200'
+
+OPT_NAME['s']='sof-logger'   OPT_DESC['s']="Open sof-logger trace the data will store at $LOG_ROOT"
+OPT_HAS_ARG['s']=0             OPT_VAL['s']=1
+
+OPT_NAME['S']='filter_string'   OPT_DESC['S']="run this case on specified pipelines"
+OPT_HAS_ARG['S']=1             OPT_VAL['S']="id:any"
+
+func_opt_parse_option "$@"
+setup_kernel_check_point
+
+tplg=${OPT_VAL['t']}
+test_mode=${OPT_VAL['m']}
+repeat_count=${OPT_VAL['c']}
+#TODO: file name salt for capture
+file_name=${OPT_VAL['f']}
+# configure random value range
+rnd_min=${OPT_VAL['i']}
+rnd_max=${OPT_VAL['a']}
+rnd_range=$(( rnd_max -  rnd_min ))
+[[ $rnd_range -le 0 ]] && dlogw "Error random range scope [ min:$rnd_min - max:$rnd_max ]" && exit 2
+
+case $test_mode in
+    "playback")
+        cmd=aplay
+        cmd_opts="$SOF_APLAY_OPTS"
+        dummy_file=/dev/zero
+    ;;
+    "capture")
+        cmd=arecord
+        cmd_opts="$SOF_ARECORD_OPTS"
+        dummy_file=/dev/null
+    ;;
+    *)
+        die "Invalid test mode: $test_mode (allow value : playback, capture)"
+    ;;
+esac
+
+logger_disabled || func_lib_start_log_collect
+
+[[ -z $file_name ]] && file_name=$dummy_file
+
+func_pipeline_export "$tplg" "type:$test_mode & ${OPT_VAL['S']}"
+for idx in $(seq 0 $((PIPELINE_COUNT - 1)))
+do
+    # set up checkpoint for each iteration
+    setup_kernel_check_point
+    channel=$(func_pipeline_parse_value "$idx" channel)
+    rate=$(func_pipeline_parse_value "$idx" rate)
+    fmt=$(func_pipeline_parse_value "$idx" fmt)
+    dev=$(func_pipeline_parse_value "$idx" dev)
+    snd=$(func_pipeline_parse_value "$idx" snd)
+
+    # expect is tcl language script
+    #   expr rand(): produces random numbers between 0 and 1
+    #   after ms: Ms must be an integer giving a time in milliseconds.
+    #       The command sleeps for ms milliseconds and then returns.
+    dlogi "Entering expect script with:
+      $cmd $SOF_ALSA_OPTS $cmd_opts -D $dev -r $rate -c $channel -f $fmt -vv -i $file_name -q"
+
+    expect <<END
+spawn $cmd $SOF_ALSA_OPTS $cmd_opts -D $dev -r $rate -c $channel -f $fmt -vv -i $file_name -q
+set i 1
+expect {
+    "*#*+*\%" {
+        set sleep_t [expr int([expr rand() * $rnd_range]) + $rnd_min ]
+        puts "\r(\$i/$repeat_count) Wait for \$sleep_t ms before pause"
+        send " "
+        after \$sleep_t
+        exp_continue
+    }
+    "*PAUSE*" {
+        set sleep_t [expr int([expr rand() * $rnd_range]) + $rnd_min ]
+        puts "\r(\$i/$repeat_count) Wait for \$sleep_t ms before release"
+        send " "
+        after \$sleep_t
+        incr i
+        if { \$i > $repeat_count } { exit 0 }
+        exp_continue
+    }
+}
+exit 1
+END
+    ret=$?
+    #flush the output
+    echo
+    if [ $ret -ne 0 ]; then
+        func_lib_lsof_error_dump "$snd"
+        sof-process-kill.sh ||
+            dlogw "Kill process catch error"
+        exit $ret
+    fi
+    # check kernel log for each iteration to catch issues
+    sof-kernel-log-check.sh "$KERNEL_CHECKPOINT" || die "Caught error in kernel log"
+done
diff --git a/test-case/check-pause-resume.sh b/test-case/check-pause-resume.sh
deleted file mode 100755
index 170aff75..00000000
--- a/test-case/check-pause-resume.sh
+++ /dev/null
@@ -1,133 +0,0 @@
-#!/bin/bash
-
-set -e
-
-##
-## Case Name: check-pause-resume
-## Preconditions:
-##    N/A
-## Description:
-##    playback/capture on each pipeline and feak pause/resume with expect
-##    expect sleep for sleep time then mocks spacebar keypresses ' ' to
-##    cause resume action
-## Case step:
-##    1. aplay/arecord on PCM
-##    2. use expect to fake pause/resume
-## Expect result:
-##    no error happen for aplay/arecord
-##
-
-# shellcheck source=case-lib/lib.sh
-source "$(dirname "${BASH_SOURCE[0]}")"/../case-lib/lib.sh
-
-OPT_NAME['t']='tplg'     OPT_DESC['t']='tplg file, default value is env TPLG: $''TPLG'
-OPT_HAS_ARG['t']=1         OPT_VAL['t']="$TPLG"
-
-OPT_NAME['m']='mode'     OPT_DESC['m']='test mode'
-OPT_HAS_ARG['m']=1         OPT_VAL['m']='playback'
-
-OPT_NAME['c']='count'    OPT_DESC['c']='pause/resume repeat count'
-OPT_HAS_ARG['c']=1         OPT_VAL['c']=10
-
-OPT_NAME['f']='file'     OPT_DESC['f']='file name'
-OPT_HAS_ARG['f']=1         OPT_VAL['f']=''
-
-OPT_NAME['i']='min'      OPT_DESC['i']='random range min value, unit is ms'
-OPT_HAS_ARG['i']=1         OPT_VAL['i']='100'
-
-OPT_NAME['a']='max'      OPT_DESC['a']='random range max value, unit is ms'
-OPT_HAS_ARG['a']=1         OPT_VAL['a']='200'
-
-OPT_NAME['s']='sof-logger'   OPT_DESC['s']="Open sof-logger trace the data will store at $LOG_ROOT"
-OPT_HAS_ARG['s']=0             OPT_VAL['s']=1
-
-OPT_NAME['S']='filter_string'   OPT_DESC['S']="run this case on specified pipelines"
-OPT_HAS_ARG['S']=1             OPT_VAL['S']="id:any"
-
-func_opt_parse_option "$@"
-setup_kernel_check_point
-
-tplg=${OPT_VAL['t']}
-test_mode=${OPT_VAL['m']}
-repeat_count=${OPT_VAL['c']}
-#TODO: file name salt for capture
-file_name=${OPT_VAL['f']}
-# configure random value range
-rnd_min=${OPT_VAL['i']}
-rnd_max=${OPT_VAL['a']}
-rnd_range=$(( rnd_max -  rnd_min ))
-[[ $rnd_range -le 0 ]] && dlogw "Error random range scope [ min:$rnd_min - max:$rnd_max ]" && exit 2
-
-case $test_mode in
-    "playback")
-        cmd=aplay
-        cmd_opts="$SOF_APLAY_OPTS"
-        dummy_file=/dev/zero
-    ;;
-    "capture")
-        cmd=arecord
-        cmd_opts="$SOF_ARECORD_OPTS"
-        dummy_file=/dev/null
-    ;;
-    *)
-        die "Invalid test mode: $test_mode (allow value : playback, capture)"
-    ;;
-esac
-
-logger_disabled || func_lib_start_log_collect
-
-[[ -z $file_name ]] && file_name=$dummy_file
-
-func_pipeline_export "$tplg" "type:$test_mode & ${OPT_VAL['S']}"
-for idx in $(seq 0 $((PIPELINE_COUNT - 1)))
-do
-    # set up checkpoint for each iteration
-    setup_kernel_check_point
-    channel=$(func_pipeline_parse_value "$idx" channel)
-    rate=$(func_pipeline_parse_value "$idx" rate)
-    fmt=$(func_pipeline_parse_value "$idx" fmt)
-    dev=$(func_pipeline_parse_value "$idx" dev)
-    snd=$(func_pipeline_parse_value "$idx" snd)
-
-    # expect is tcl language script
-    #   expr rand(): produces random numbers between 0 and 1
-    #   after ms: Ms must be an integer giving a time in milliseconds.
-    #       The command sleeps for ms milliseconds and then returns.
-    dlogi "Entering expect script with:
-      $cmd $SOF_ALSA_OPTS $cmd_opts -D $dev -r $rate -c $channel -f $fmt -vv -i $file_name -q"
-
-    expect <<END
-spawn $cmd $SOF_ALSA_OPTS $cmd_opts -D $dev -r $rate -c $channel -f $fmt -vv -i $file_name -q
-set i 1
-expect {
-    "*#*+*\%" {
-        set sleep_t [expr int([expr rand() * $rnd_range]) + $rnd_min ]
-        puts "\r(\$i/$repeat_count) Wait for \$sleep_t ms before pause"
-        send " "
-        after \$sleep_t
-        exp_continue
-    }
-    "*PAUSE*" {
-        set sleep_t [expr int([expr rand() * $rnd_range]) + $rnd_min ]
-        puts "\r(\$i/$repeat_count) Wait for \$sleep_t ms before resume"
-        send " "
-        after \$sleep_t
-        incr i
-        if { \$i > $repeat_count } { exit 0 }
-        exp_continue
-    }
-}
-exit 1
-END
-    ret=$?
-    #flush the output
-    echo
-    if [ $ret -ne 0 ]; then
-        func_lib_lsof_error_dump "$snd"
-        sof-process-kill.sh ||
-            dlogw "Kill process catch error"
-        exit $ret
-    fi
-    # check kernel log for each iteration to catch issues
-    sof-kernel-log-check.sh "$KERNEL_CHECKPOINT" || die "Caught error in kernel log"
-done
diff --git a/test-case/check-pause-resume.sh b/test-case/check-pause-resume.sh
new file mode 120000
index 00000000..686bf7bf
--- /dev/null
+++ b/test-case/check-pause-resume.sh
@@ -0,0 +1 @@
+check-pause-release.sh
\ No newline at end of file
diff --git a/test-case/multiple-pause-release.sh b/test-case/multiple-pause-release.sh
new file mode 100755
index 00000000..a15ed8f9
--- /dev/null
+++ b/test-case/multiple-pause-release.sh
@@ -0,0 +1,198 @@
+#!/bin/bash
+
+set -e
+
+##
+## Case Name: Run multiple pipeline for pause release
+## Preconditions:
+##    N/A
+## Description:
+##    pickup multiple pipline to do pause release
+##    trigger pause/release with expect
+##    expect sleep for sleep time then mocks spacebar keypresses ' ' to
+##    cause release action
+## Case step:
+##    1. run 1st pipeline
+##    2. pickup any other pipeline
+##    3. use expect to trigger pause/release in each pipeline
+##    4. go through with tplg file
+## Expect result:
+##    no errors occur for either process
+##
+
+# shellcheck source=case-lib/lib.sh
+source "$(dirname "${BASH_SOURCE[0]}")"/../case-lib/lib.sh
+
+OPT_NAME['t']='tplg'     OPT_DESC['t']="tplg file, default value is env TPLG: $TPLG"
+OPT_HAS_ARG['t']=1         OPT_VAL['t']="$TPLG"
+
+OPT_NAME['l']='loop'     OPT_DESC['l']='loop count'
+OPT_HAS_ARG['l']=1         OPT_VAL['l']=5
+
+OPT_NAME['c']='count'    OPT_DESC['c']='combine test pipeline count'
+OPT_HAS_ARG['c']=1         OPT_VAL['c']=2
+
+OPT_NAME['r']='repeat'     OPT_DESC['r']='pause release repeat count'
+OPT_HAS_ARG['r']=1         OPT_VAL['r']=5
+
+# pause/release interval will be a random value bounded by the min and max values below
+OPT_NAME['i']='min'      OPT_DESC['i']='pause/release transition min value, unit is ms'
+OPT_HAS_ARG['i']=1         OPT_VAL['i']='20'
+
+OPT_NAME['a']='max'      OPT_DESC['a']='pause/release transition max value, unit is ms'
+OPT_HAS_ARG['a']=1         OPT_VAL['a']='50'
+
+OPT_NAME['s']='sof-logger'   OPT_DESC['s']="Open sof-logger trace the data will store at $LOG_ROOT"
+OPT_HAS_ARG['s']=0             OPT_VAL['s']=1
+
+func_opt_parse_option "$@"
+
+repeat_count=${OPT_VAL['r']}
+loop_count=${OPT_VAL['l']}
+# configure random value range
+rnd_min=${OPT_VAL['i']}
+rnd_max=${OPT_VAL['a']}
+rnd_range=$((rnd_max - rnd_min))
+[[ $rnd_range -le 0 ]] && dlogw "Error random range scope [ min:$rnd_min - max:$rnd_max ]" && exit 2
+
+tplg=${OPT_VAL['t']}
+func_pipeline_export "$tplg" "type:any & ~pcm:Amplifier Reference"
+
+logger_disabled || func_lib_start_log_collect
+
+declare -a pipeline_idx_lst
+declare -a cmd_idx_lst
+declare -a file_idx_lst
+
+# merge all pipeline to the 1 group
+for i in $(seq 0 $((PIPELINE_COUNT - 1)))
+do
+    pipeline_idx_lst=("${pipeline_idx_lst[@]}" "$i")
+    type=$(func_pipeline_parse_value "$i" type)
+    if [ "$type" == "playback" ];then
+        cmd_idx_lst=("${cmd_idx_lst[@]}" "aplay")
+        file_idx_lst=("${file_idx_lst[@]}" "/dev/zero")
+    elif [ "$type" == "capture" ];then
+        cmd_idx_lst=("${cmd_idx_lst[@]}" "arecord")
+        file_idx_lst=("${file_idx_lst[@]}" "/dev/null")
+    elif [ "$type" == "both" ];then
+        cmd_idx_lst=("${cmd_idx_lst[@]}" "aplay")
+        file_idx_lst=("${file_idx_lst[@]}" "/dev/zero")
+        # both include playback & capture, so duplicate it
+        pipeline_idx_lst=("${pipeline_idx_lst[@]}" "$i")
+        cmd_idx_lst=("${cmd_idx_lst[@]}" "arecord")
+        file_idx_lst=("${file_idx_lst[@]}" "/dev/null")
+    else
+        die "Unknow pipeline type: $type"
+    fi
+done
+
+# get the min value of TPLG:'pipeline count' with Case:'pipeline count'
+[[ ${#pipeline_idx_lst[*]} -gt ${OPT_VAL['c']} ]] && max_count=${OPT_VAL['c']} || max_count=${#pipeline_idx_lst[*]}
+[[ $max_count -eq 1 ]] && dlogw "pipeline count is 1, don't need to run this case" && exit 2
+
+# create combination list
+declare -a pipeline_combine_lst
+for i in $(sof-combinatoric.py -n ${#pipeline_idx_lst[*]} -p "$max_count")
+do
+    # convert combine string to combine element by replacing commas with spaces for the for loop below
+    pipeline_combine_str="${i//,/ }"
+    pipeline_combine_lst=("${pipeline_combine_lst[@]}" "$pipeline_combine_str")
+done
+[[ ${#pipeline_combine_lst[@]} -eq 0 ]] && dlogw "pipeline combine is empty" && exit 2
+
+func_pause_release_pipeline()
+{
+    local idx=${pipeline_idx_lst[$1]} cmd=${cmd_idx_lst[$1]} file=${file_idx_lst[$1]}
+    local channel; channel=$(func_pipeline_parse_value "$idx" channel)
+    local rate; rate=$(func_pipeline_parse_value "$idx" rate)
+    local fmt; fmt=$(func_pipeline_parse_value "$idx" fmt)
+    local dev; dev=$(func_pipeline_parse_value "$idx" dev)
+    local pcm; pcm=$(func_pipeline_parse_value "$idx" pcm)
+    local type; type=$(func_pipeline_parse_value "$idx" type)
+    # expect is tcl language script
+    #   expr rand(): produces random numbers between 0 and 1
+    #   after ms: Ms must be an integer giving a time in milliseconds.
+    #       The command sleeps for ms milliseconds and then returns.
+    dlogi "$pcm to command: $cmd -D $dev -r $rate -c $channel -f $fmt -vv -i $file -q"
+    expect <<END &
+spawn $cmd -D $dev -r $rate -c $channel -f $fmt -vv -i $file -q
+set i 1
+expect {
+    "*#*+*\%" {
+        set sleep_t [expr int([expr rand() * $rnd_range]) + $rnd_min ]
+        puts "\r(\$i/$repeat_count) pcm'$pcm' cmd'$cmd' id'$idx': Wait for \$sleep_t ms before pause"
+        send " "
+        after \$sleep_t
+        exp_continue
+    }
+    "*PAUSE*" {
+        set sleep_t [expr int([expr rand() * $rnd_range]) + $rnd_min ]
+        puts "\r(\$i/$repeat_count) pcm'$pcm' cmd'$cmd' id'$idx': Wait for \$sleep_t ms before release"
+        send " "
+        after \$sleep_t
+        incr i
+        if { \$i > $repeat_count } { exit 0 }
+        exp_continue
+    }
+}
+exit 1
+END
+}
+
+# to prevent infinite loop, 5 second per a repeat is plenty
+max_wait_time=$((5 * repeat_count)) 
+
+for i in $(seq 1 "$loop_count")
+do
+    dlogi "===== Loop count( $i / $loop_count ) ====="
+    # set up checkpoint for each iteration
+    setup_kernel_check_point
+    for pipeline_combine_str in "${pipeline_combine_lst[@]}"
+    do
+        unset pid_lst
+        declare -a pid_lst
+        for idx in $pipeline_combine_str
+        do
+            func_pause_release_pipeline "$idx"
+            pid_lst=("${pid_lst[@]}" $!)
+        done
+        # wait for expect script finished
+        dlogi "wait for expect process finished"
+        iwait=$max_wait_time
+        while [ $iwait -gt 0 ]
+        do
+            iwait=$((iwait - 1))
+            sleep 1s
+            [[ ! "$(pidof expect)" ]] && break
+        done
+        # fix aplay/arecord last output
+        echo
+        if [ "$(pidof expect)" ]; then
+            dloge "Still have expect process not finished after wait for $max_wait_time"
+            # list aplay/arecord processes
+            pgrep -a -f aplay || true
+            pgrep -a -f arecord || true
+            exit 1
+        fi
+        # now check for all expect quit status
+        # dump the pipeline combine, because pause release will have too many operation log
+        for idx in $pipeline_combine_str
+        do
+            pipeline_index=${pipeline_idx_lst[$idx]}
+            pcm=$(func_pipeline_parse_value "$pipeline_index" pcm)
+            dlogi "pipeline: $pcm with ${cmd_idx_lst[$idx]}"
+        done
+        dlogi "Check expect exit status"
+        for pid in "${pid_lst[@]}"
+        do
+            wait "$pid" || {
+                sof-kernel-log-check.sh "$KERNEL_CHECKPOINT" || true
+                die "pause release PID $pid had non-zero exit status"
+            }
+        done
+    done
+    # check kernel log for each iteration to catch issues
+    sof-kernel-log-check.sh "$KERNEL_CHECKPOINT" || die "Caught error in kernel log"
+done
+
diff --git a/test-case/multiple-pause-resume.sh b/test-case/multiple-pause-resume.sh
deleted file mode 100755
index 598990b7..00000000
--- a/test-case/multiple-pause-resume.sh
+++ /dev/null
@@ -1,198 +0,0 @@
-#!/bin/bash
-
-set -e
-
-##
-## Case Name: Run multiple pipeline for pause resume
-## Preconditions:
-##    N/A
-## Description:
-##    pickup multiple pipline to do pause resume
-##    fake pause/resume with expect
-##    expect sleep for sleep time then mocks spacebar keypresses ' ' to
-##    cause resume action
-## Case step:
-##    1. run 1st pipeline
-##    2. pickup any other pipeline
-##    3. use expect to fake pause/resume in each pipeline
-##    4. go through with tplg file
-## Expect result:
-##    no errors occur for either process
-##
-
-# shellcheck source=case-lib/lib.sh
-source "$(dirname "${BASH_SOURCE[0]}")"/../case-lib/lib.sh
-
-OPT_NAME['t']='tplg'     OPT_DESC['t']="tplg file, default value is env TPLG: $TPLG"
-OPT_HAS_ARG['t']=1         OPT_VAL['t']="$TPLG"
-
-OPT_NAME['l']='loop'     OPT_DESC['l']='loop count'
-OPT_HAS_ARG['l']=1         OPT_VAL['l']=5
-
-OPT_NAME['c']='count'    OPT_DESC['c']='combine test pipeline count'
-OPT_HAS_ARG['c']=1         OPT_VAL['c']=2
-
-OPT_NAME['r']='repeat'     OPT_DESC['r']='pause resume repeat count'
-OPT_HAS_ARG['r']=1         OPT_VAL['r']=5
-
-# pause/resume interval will be a random value bounded by the min and max values below
-OPT_NAME['i']='min'      OPT_DESC['i']='pause/resume transition min value, unit is ms'
-OPT_HAS_ARG['i']=1         OPT_VAL['i']='20'
-
-OPT_NAME['a']='max'      OPT_DESC['a']='pause/resume transition max value, unit is ms'
-OPT_HAS_ARG['a']=1         OPT_VAL['a']='50'
-
-OPT_NAME['s']='sof-logger'   OPT_DESC['s']="Open sof-logger trace the data will store at $LOG_ROOT"
-OPT_HAS_ARG['s']=0             OPT_VAL['s']=1
-
-func_opt_parse_option "$@"
-
-repeat_count=${OPT_VAL['r']}
-loop_count=${OPT_VAL['l']}
-# configure random value range
-rnd_min=${OPT_VAL['i']}
-rnd_max=${OPT_VAL['a']}
-rnd_range=$((rnd_max - rnd_min))
-[[ $rnd_range -le 0 ]] && dlogw "Error random range scope [ min:$rnd_min - max:$rnd_max ]" && exit 2
-
-tplg=${OPT_VAL['t']}
-func_pipeline_export "$tplg" "type:any & ~pcm:Amplifier Reference"
-
-logger_disabled || func_lib_start_log_collect
-
-declare -a pipeline_idx_lst
-declare -a cmd_idx_lst
-declare -a file_idx_lst
-
-# merge all pipeline to the 1 group
-for i in $(seq 0 $((PIPELINE_COUNT - 1)))
-do
-    pipeline_idx_lst=("${pipeline_idx_lst[@]}" "$i")
-    type=$(func_pipeline_parse_value "$i" type)
-    if [ "$type" == "playback" ];then
-        cmd_idx_lst=("${cmd_idx_lst[@]}" "aplay")
-        file_idx_lst=("${file_idx_lst[@]}" "/dev/zero")
-    elif [ "$type" == "capture" ];then
-        cmd_idx_lst=("${cmd_idx_lst[@]}" "arecord")
-        file_idx_lst=("${file_idx_lst[@]}" "/dev/null")
-    elif [ "$type" == "both" ];then
-        cmd_idx_lst=("${cmd_idx_lst[@]}" "aplay")
-        file_idx_lst=("${file_idx_lst[@]}" "/dev/zero")
-        # both include playback & capture, so duplicate it
-        pipeline_idx_lst=("${pipeline_idx_lst[@]}" "$i")
-        cmd_idx_lst=("${cmd_idx_lst[@]}" "arecord")
-        file_idx_lst=("${file_idx_lst[@]}" "/dev/null")
-    else
-        die "Unknow pipeline type: $type"
-    fi
-done
-
-# get the min value of TPLG:'pipeline count' with Case:'pipeline count'
-[[ ${#pipeline_idx_lst[*]} -gt ${OPT_VAL['c']} ]] && max_count=${OPT_VAL['c']} || max_count=${#pipeline_idx_lst[*]}
-[[ $max_count -eq 1 ]] && dlogw "pipeline count is 1, don't need to run this case" && exit 2
-
-# create combination list
-declare -a pipeline_combine_lst
-for i in $(sof-combinatoric.py -n ${#pipeline_idx_lst[*]} -p "$max_count")
-do
-    # convert combine string to combine element by replacing commas with spaces for the for loop below
-    pipeline_combine_str="${i//,/ }"
-    pipeline_combine_lst=("${pipeline_combine_lst[@]}" "$pipeline_combine_str")
-done
-[[ ${#pipeline_combine_lst[@]} -eq 0 ]] && dlogw "pipeline combine is empty" && exit 2
-
-func_pause_resume_pipeline()
-{
-    local idx=${pipeline_idx_lst[$1]} cmd=${cmd_idx_lst[$1]} file=${file_idx_lst[$1]}
-    local channel; channel=$(func_pipeline_parse_value "$idx" channel)
-    local rate; rate=$(func_pipeline_parse_value "$idx" rate)
-    local fmt; fmt=$(func_pipeline_parse_value "$idx" fmt)
-    local dev; dev=$(func_pipeline_parse_value "$idx" dev)
-    local pcm; pcm=$(func_pipeline_parse_value "$idx" pcm)
-    local type; type=$(func_pipeline_parse_value "$idx" type)
-    # expect is tcl language script
-    #   expr rand(): produces random numbers between 0 and 1
-    #   after ms: Ms must be an integer giving a time in milliseconds.
-    #       The command sleeps for ms milliseconds and then returns.
-    dlogi "$pcm to command: $cmd -D $dev -r $rate -c $channel -f $fmt -vv -i $file -q"
-    expect <<END &
-spawn $cmd -D $dev -r $rate -c $channel -f $fmt -vv -i $file -q
-set i 1
-expect {
-    "*#*+*\%" {
-        set sleep_t [expr int([expr rand() * $rnd_range]) + $rnd_min ]
-        puts "\r(\$i/$repeat_count) pcm'$pcm' cmd'$cmd' id'$idx': Wait for \$sleep_t ms before pause"
-        send " "
-        after \$sleep_t
-        exp_continue
-    }
-    "*PAUSE*" {
-        set sleep_t [expr int([expr rand() * $rnd_range]) + $rnd_min ]
-        puts "\r(\$i/$repeat_count) pcm'$pcm' cmd'$cmd' id'$idx': Wait for \$sleep_t ms before resume"
-        send " "
-        after \$sleep_t
-        incr i
-        if { \$i > $repeat_count } { exit 0 }
-        exp_continue
-    }
-}
-exit 1
-END
-}
-
-# to prevent infinite loop, 5 second per a repeat is plenty
-max_wait_time=$((5 * repeat_count)) 
-
-for i in $(seq 1 "$loop_count")
-do
-    dlogi "===== Loop count( $i / $loop_count ) ====="
-    # set up checkpoint for each iteration
-    setup_kernel_check_point
-    for pipeline_combine_str in "${pipeline_combine_lst[@]}"
-    do
-        unset pid_lst
-        declare -a pid_lst
-        for idx in $pipeline_combine_str
-        do
-            func_pause_resume_pipeline "$idx"
-            pid_lst=("${pid_lst[@]}" $!)
-        done
-        # wait for expect script finished
-        dlogi "wait for expect process finished"
-        iwait=$max_wait_time
-        while [ $iwait -gt 0 ]
-        do
-            iwait=$((iwait - 1))
-            sleep 1s
-            [[ ! "$(pidof expect)" ]] && break
-        done
-        # fix aplay/arecord last output
-        echo
-        if [ "$(pidof expect)" ]; then
-            dloge "Still have expect process not finished after wait for $max_wait_time"
-            # list aplay/arecord processes
-            pgrep -a -f aplay || true
-            pgrep -a -f arecord || true
-            exit 1
-        fi
-        # now check for all expect quit status
-        # dump the pipeline combine, because pause resume will have too many operation log
-        for idx in $pipeline_combine_str
-        do
-            pipeline_index=${pipeline_idx_lst[$idx]}
-            pcm=$(func_pipeline_parse_value "$pipeline_index" pcm)
-            dlogi "pipeline: $pcm with ${cmd_idx_lst[$idx]}"
-        done
-        dlogi "Check expect exit status"
-        for pid in "${pid_lst[@]}"
-        do
-            wait "$pid" || {
-                sof-kernel-log-check.sh "$KERNEL_CHECKPOINT" || true
-                die "pause resume PID $pid had non-zero exit status"
-            }
-        done
-    done
-    # check kernel log for each iteration to catch issues
-    sof-kernel-log-check.sh "$KERNEL_CHECKPOINT" || die "Caught error in kernel log"
-done
-
diff --git a/test-case/multiple-pause-resume.sh b/test-case/multiple-pause-resume.sh
new file mode 120000
index 00000000..8b47d5e1
--- /dev/null
+++ b/test-case/multiple-pause-resume.sh
@@ -0,0 +1 @@
+multiple-pause-release.sh
\ No newline at end of file
diff --git a/test-case/run-all-tests.sh b/test-case/run-all-tests.sh
index 0b3d7dba..b005b1e1 100755
--- a/test-case/run-all-tests.sh
+++ b/test-case/run-all-tests.sh
@@ -32,8 +32,8 @@ capture_d1l100r1
 playback_d1l1r50
 capture_d1l1r50
 speaker
-pause-resume-playback
-pause-resume-capture
+pause-release-playback
+pause-release-capture
 volume
 signal-stop-start-playback
 signal-stop-start-capture
@@ -42,7 +42,7 @@ xrun-injection-capture
 simultaneous-playback-capture
 multiple-pipeline-playback
 multiple-pipeline-capture
-multiple-pause-resume
+multiple-pause-release
 kmod-load-unload
 kmod-load-unload-after-playback
 suspend-resume
@@ -227,13 +227,13 @@ test_speaker()
 {
 	"$mydir"/test-speaker.sh -l "$medium_loop"
 }
-test_pause-resume-playback()
+test_pause-release-playback()
 {
-	"$mydir"/check-pause-resume.sh -c "$large_count" -m playback
+	"$mydir"/check-pause-release.sh -c "$large_count" -m playback
 }
-test_pause-resume-capture()
+test_pause-release-capture()
 {
-	"$mydir"/check-pause-resume.sh -c "$large_count" -m capture
+	"$mydir"/check-pause-release.sh -c "$large_count" -m capture
 }
 test_volume()
 {
@@ -271,9 +271,9 @@ test_multiple-pipeline-capture()
 {
 	"$mydir"/multiple-pipeline-capture.sh -l "$medium_loop"
 }
-test_multiple-pause-resume()
+test_multiple-pause-release()
 {
-	"$mydir"/multiple-pause-resume.sh -l "$small_loop" -r 25
+	"$mydir"/multiple-pause-release.sh -l "$small_loop" -r 25
 }
 test_kmod-load-unload()
 {