diff --git a/tools/testing/selftests/firmware/Makefile b/tools/testing/selftests/firmware/Makefile
index 1894d62..826f38d 100644
--- a/tools/testing/selftests/firmware/Makefile
+++ b/tools/testing/selftests/firmware/Makefile
@@ -3,7 +3,7 @@
 # No binaries, but make sure arg-less "make" doesn't trigger "run_tests"
 all:
 
-TEST_PROGS := fw_filesystem.sh fw_fallback.sh
+TEST_PROGS := fw_run_tests.sh
 
 include ../lib.mk
 
diff --git a/tools/testing/selftests/firmware/config b/tools/testing/selftests/firmware/config
index bf634dd..eef53c9 100644
--- a/tools/testing/selftests/firmware/config
+++ b/tools/testing/selftests/firmware/config
@@ -1,5 +1,6 @@
 CONFIG_TEST_FIRMWARE=y
 CONFIG_FW_LOADER=y
 CONFIG_FW_LOADER_USER_HELPER=y
+CONFIG_FW_LOADER_DEBUG=y
 CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
diff --git a/tools/testing/selftests/firmware/fw_lib.sh b/tools/testing/selftests/firmware/fw_lib.sh
index 0702dbf..ada60c0 100755
--- a/tools/testing/selftests/firmware/fw_lib.sh
+++ b/tools/testing/selftests/firmware/fw_lib.sh
@@ -47,6 +47,35 @@
 {
 	HAS_FW_LOADER_USER_HELPER=$(kconfig_has CONFIG_FW_LOADER_USER_HELPER=y)
 	HAS_FW_LOADER_USER_HELPER_FALLBACK=$(kconfig_has CONFIG_FW_LOADER_USER_HELPER_FALLBACK=y)
+	DEBUGFS_FW_IGNORE_SYSFS_FALLBACK="N"
+	DEBUGFS_FW_FORCE_SYSFS_FALLBACK="N"
+
+	if [ -z $DEBUGFS_DIR ]; then
+		DEBUGFS_DIR="/sys/kernel/debug/"
+	fi
+
+	FW_DEBUGFS="/sys/kernel/debug/firmware/"
+	FW_FORCE_SYSFS_FALLBACK="$FW_DEBUGFS/force_sysfs_fallback"
+	FW_IGNORE_SYSFS_FALLBACK="$FW_DEBUGFS/ignore_sysfs_fallback"
+	HAS_DEBUGFS="no"
+
+	if [ -f $FW_FORCE_SYSFS_FALLBACK ]; then
+		DEBUGFS_FW_FORCE_SYSFS_FALLBACK=$(cat $FW_FORCE_SYSFS_FALLBACK)
+	fi
+
+	if [ -f $FW_IGNORE_SYSFS_FALLBACK ]; then
+		DEBUGFS_FW_IGNORE_SYSFS_FALLBACK=$(cat $FW_IGNORE_SYSFS_FALLBACK)
+	fi
+
+	if [ "$DEBUGFS_FW_IGNORE_SYSFS_FALLBACK" = "Y" ]; then
+		HAS_FW_LOADER_USER_HELPER_FALLBACK="no"
+		HAS_FW_LOADER_USER_HELPER="no"
+	fi
+
+	if [ "$DEBUGFS_FW_FORCE_SYSFS_FALLBACK" = "Y" ]; then
+		HAS_FW_LOADER_USER_HELPER="yes"
+		HAS_FW_LOADER_USER_HELPER_FALLBACK="yes"
+	fi
 
 	if [ "$HAS_FW_LOADER_USER_HELPER" = "yes" ]; then
 	       OLD_TIMEOUT=$(cat /sys/class/firmware/timeout)
@@ -76,6 +105,30 @@
 	fi
 }
 
+debugfs_set_force_sysfs_fallback()
+{
+	if [ -f $FW_FORCE_SYSFS_FALLBACK ]; then
+		echo -n $1 > $FW_FORCE_SYSFS_FALLBACK
+		DEBUGFS_FW_FORCE_SYSFS_FALLBACK=$(cat $FW_FORCE_SYSFS_FALLBACK)
+		check_setup
+	fi
+}
+
+debugfs_set_ignore_sysfs_fallback()
+{
+	if [ -f $FW_IGNORE_SYSFS_FALLBACK ]; then
+		echo -n $1 > $FW_IGNORE_SYSFS_FALLBACK
+		DEBUGFS_FW_IGNORE_SYSFS_FALLBACK=$(cat $FW_IGNORE_SYSFS_FALLBACK)
+		check_setup
+	fi
+}
+
+debugfs_restore_defaults()
+{
+	debugfs_set_force_sysfs_fallback N
+	debugfs_set_ignore_sysfs_fallback N
+}
+
 test_finish()
 {
 	if [ "$HAS_FW_LOADER_USER_HELPER" = "yes" ]; then
@@ -93,6 +146,7 @@
 	if [ -d $FWPATH ]; then
 		rm -rf "$FWPATH"
 	fi
+	debugfs_restore_defaults
 }
 
 kconfig_has()
diff --git a/tools/testing/selftests/firmware/fw_run_tests.sh b/tools/testing/selftests/firmware/fw_run_tests.sh
new file mode 100755
index 0000000..845facf
--- /dev/null
+++ b/tools/testing/selftests/firmware/fw_run_tests.sh
@@ -0,0 +1,67 @@
+#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
+
+# This runs all known tests across all known possible configurations we could
+# emulate in one run.
+
+set -e
+
+TEST_DIR=$(dirname $0)
+source $TEST_DIR/fw_lib.sh
+
+run_tests()
+{
+	$TEST_DIR/fw_filesystem.sh
+	$TEST_DIR/fw_fallback.sh
+}
+
+run_test_config_0001()
+{
+	echo "-----------------------------------------------------"
+	echo "Running kernel configuration test 1 -- rare"
+	echo "Emulates:"
+	echo "CONFIG_FW_LOADER=y"
+	echo "CONFIG_FW_LOADER_USER_HELPER=n"
+	echo "CONFIG_FW_LOADER_USER_HELPER_FALLBACK=n"
+	debugfs_set_force_sysfs_fallback N
+	debugfs_set_ignore_sysfs_fallback Y
+	run_tests
+}
+
+run_test_config_0002()
+{
+	echo "-----------------------------------------------------"
+	echo "Running kernel configuration test 2 -- distro"
+	echo "Emulates:"
+	echo "CONFIG_FW_LOADER=y"
+	echo "CONFIG_FW_LOADER_USER_HELPER=y"
+	echo "CONFIG_FW_LOADER_USER_HELPER_FALLBACK=n"
+	debugfs_set_force_sysfs_fallback N
+	debugfs_set_ignore_sysfs_fallback N
+	run_tests
+}
+
+run_test_config_0003()
+{
+	echo "-----------------------------------------------------"
+	echo "Running kernel configuration test 3 -- android"
+	echo "Emulates:"
+	echo "CONFIG_FW_LOADER=y"
+	echo "CONFIG_FW_LOADER_USER_HELPER=y"
+	echo "CONFIG_FW_LOADER_USER_HELPER_FALLBACK=y"
+	debugfs_set_force_sysfs_fallback Y
+	debugfs_set_ignore_sysfs_fallback N
+	run_tests
+}
+
+check_mods
+check_setup
+
+if [ -f $FW_FORCE_SYSFS_FALLBACK ]; then
+	run_test_config_0001
+	run_test_config_0002
+	run_test_config_0003
+else
+	echo "Running basic kernel configuration, working with your config"
+	run_tests
+fi