Fix for WPSS Remoteproc test

Runner/suites/Kernel/FunctionalArea/baseport/wpss_remoteproc/run.sh

@@ -3,6 +3,32 @@
 # Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
 # SPDX-License-Identifier: BSD-3-Clause-Clear
 
+# Robustly find and source init_env
+SCRIPT_DIR="$(cd "$(dirname "$0")" && pwd)"
+INIT_ENV=""
+SEARCH="$SCRIPT_DIR"
+while [ "$SEARCH" != "/" ]; do
+    if [ -f "$SEARCH/init_env" ]; then
+        INIT_ENV="$SEARCH/init_env"
+        break
+    fi
+    SEARCH=$(dirname "$SEARCH")
+done
+
+if [ -z "$INIT_ENV" ]; then
+    echo "[ERROR] Could not find init_env (starting at $SCRIPT_DIR)" >&2
+    exit 1
+fi
+
+# Only source if not already loaded (idempotent)
+if [ -z "$__INIT_ENV_LOADED" ]; then
+    # shellcheck disable=SC1090
+    . "$INIT_ENV"
+fi
+# Always source functestlib.sh, using $TOOLS exported by init_env
+# shellcheck disable=SC1090,SC1091
+. "$TOOLS/functestlib.sh"
+
 TESTNAME="wpss_remoteproc"
 test_path=$(find_test_case_by_name "$TESTNAME")
 cd "$test_path" || exit 1
@@ -13,50 +39,59 @@ log_info "----------------------------------------------------------------------
 log_info "-------------------Starting $TESTNAME Testcase----------------------------"
 log_info "=== Test Initialization ==="
 
-# Get the firmware output and find the position of wpss
-firmware_output=$(cat /sys/class/remoteproc/remoteproc*/firmware)
-wpss_position=$(echo "$firmware_output" | grep -n "wpss" | cut -d: -f1)
-
-# Adjust the position to match the remoteproc numbering (starting from 0)
-remoteproc_number=$((wpss_position - 1))
-
-# Construct the remoteproc path based on the wpss position
-remoteproc_path="/sys/class/remoteproc/remoteproc${remoteproc_number}"
-
-# Execute command 1 and check if the output is "running"
-state1=$(cat ${remoteproc_path}/state)
-if [ "$state1" != "running" ]; then
-    log_fail "$TESTNAME : Test Failed"
-    echo "$TESTNAME FAIL" > $test_path/$TESTNAME.res
-    exit 1
+log_info "=== Detecting and validating WPSS remoteproc instance ==="
+
+log_info "Looking for remoteproc device exposing WPSS..."
+wpss_path=""
+for node in /sys/class/remoteproc/remoteproc*; do
+    [ -f "$node/name" ] || continue
+    name=$(cat "$node/name" 2>/dev/null | tr '[:upper:]' '[:lower:]')
+    if echo "$name" | grep -qi "wpss"; then
+        wpss_path="$node"
+        break
+    fi
+done
+
+if [ -z "$wpss_path" ]; then
+    log_skip "WPSS remoteproc node not found"
+    echo "$TESTNAME SKIP" > "$res_file"
+    exit 0
 fi
-
-# Execute command 2 (no output expected)
-echo stop > ${remoteproc_path}/state
-
-# Execute command 3 and check if the output is "offline"
-state3=$(cat ${remoteproc_path}/state)
-if [ "$state3" != "offline" ]; then
-    log_fail "wpss stop failed"
-    echo "$TESTNAME FAIL" > $test_path/$TESTNAME.res
-    exit 1
+
+log_info "Found WPSS remoteproc node at: $wpss_path"
+firmware=$(cat "$wpss_path/firmware" 2>/dev/null)
+log_info "WPSS firmware: $firmware"
+
+# Capture state before any change
+orig_state=$(cat "$wpss_path/state" 2>/dev/null)
+log_info "Original state: $orig_state"
+
+log_info "Attempting to stop WPSS..."
+if echo stop > "$wpss_path/state" 2>/dev/null; then
+    sleep 1
+    new_state=$(cat "$wpss_path/state" 2>/dev/null)
+    if [ "$new_state" != "offline" ]; then
+        log_warn "Expected offline state after stop, got: $new_state"
+    fi
 else
-    log_pass "wpss stop successful"
+    log_warn "Could not stop WPSS; may already be offline"
 fi
-
-# Execute command 4 (no output expected)
-echo start > ${remoteproc_path}/state
-
-# Execute command 5 and check if the output is "running"
-state5=$(cat ${remoteproc_path}/state)
-if [ "$state5" != "running" ]; then
-    log_fail "wpss start failed"
+
+log_info "Attempting to start WPSS..."
+if echo start > "$wpss_path/state" 2>/dev/null; then
+    sleep 1
+    final_state=$(cat "$wpss_path/state" 2>/dev/null)
+    if [ "$final_state" = "running" ]; then
+        log_pass "WPSS remoteproc started successfully"
+        echo "$TESTNAME PASS" > "$res_file"
+    else
+        log_fail "WPSS remoteproc failed to start, state: $final_state"
+        echo "$TESTNAME FAIL" > "$res_file"
+        exit 1
+    fi
+else
+    log_fail "Failed to write 'start' to $wpss_path/state"
     echo "$TESTNAME FAIL" > "$res_file"
     exit 1
 fi
-
-# If all checks pass, print "PASS"
-echo "wpss PASS"
-log_pass "wpss PASS"
-echo "$TESTNAME PASS" > "$res_file"
 log_info "-------------------Completed $TESTNAME Testcase----------------------------"