diff options
Diffstat (limited to 'tools/testing/selftests/firmware/fw_filesystem.sh')
| -rwxr-xr-x | tools/testing/selftests/firmware/fw_filesystem.sh | 72 |
1 files changed, 17 insertions, 55 deletions
diff --git a/tools/testing/selftests/firmware/fw_filesystem.sh b/tools/testing/selftests/firmware/fw_filesystem.sh index f9508e1a4058..6452d2129cd9 100755 --- a/tools/testing/selftests/firmware/fw_filesystem.sh +++ b/tools/testing/selftests/firmware/fw_filesystem.sh @@ -1,4 +1,4 @@ -#!/bin/sh +#!/bin/bash # SPDX-License-Identifier: GPL-2.0 # This validates that the kernel will load firmware out of its list of # firmware locations on disk. Since the user helper does similar work, @@ -6,52 +6,15 @@ # know so we can be sure we're not accidentally testing the user helper. set -e -DIR=/sys/devices/virtual/misc/test_firmware +TEST_REQS_FW_SYSFS_FALLBACK="no" +TEST_REQS_FW_SET_CUSTOM_PATH="yes" TEST_DIR=$(dirname $0) +source $TEST_DIR/fw_lib.sh -test_modprobe() -{ - if [ ! -d $DIR ]; then - echo "$0: $DIR not present" - echo "You must have the following enabled in your kernel:" - cat $TEST_DIR/config - exit 1 - fi -} - -trap "test_modprobe" EXIT - -if [ ! -d $DIR ]; then - modprobe test_firmware -fi - -# CONFIG_FW_LOADER_USER_HELPER has a sysfs class under /sys/class/firmware/ -# These days most distros enable CONFIG_FW_LOADER_USER_HELPER but disable -# CONFIG_FW_LOADER_USER_HELPER_FALLBACK. We use /sys/class/firmware/ as an -# indicator for CONFIG_FW_LOADER_USER_HELPER. -HAS_FW_LOADER_USER_HELPER=$(if [ -d /sys/class/firmware/ ]; then echo yes; else echo no; fi) - -if [ "$HAS_FW_LOADER_USER_HELPER" = "yes" ]; then - OLD_TIMEOUT=$(cat /sys/class/firmware/timeout) -fi - -OLD_FWPATH=$(cat /sys/module/firmware_class/parameters/path) - -FWPATH=$(mktemp -d) -FW="$FWPATH/test-firmware.bin" - -test_finish() -{ - if [ "$HAS_FW_LOADER_USER_HELPER" = "yes" ]; then - echo "$OLD_TIMEOUT" >/sys/class/firmware/timeout - fi - if [ "$OLD_FWPATH" = "" ]; then - OLD_FWPATH=" " - fi - echo -n "$OLD_FWPATH" >/sys/module/firmware_class/parameters/path - rm -f "$FW" - rmdir "$FWPATH" -} +check_mods +check_setup +verify_reqs +setup_tmp_file trap "test_finish" EXIT @@ -60,14 +23,6 @@ if [ "$HAS_FW_LOADER_USER_HELPER" = "yes" ]; then echo 1 >/sys/class/firmware/timeout fi -# Set the kernel search path. -echo -n "$FWPATH" >/sys/module/firmware_class/parameters/path - -# This is an unlikely real-world firmware content. :) -echo "ABCD0123" >"$FW" - -NAME=$(basename "$FW") - if printf '\000' >"$DIR"/trigger_request 2> /dev/null; then echo "$0: empty filename should not succeed" >&2 exit 1 @@ -275,10 +230,13 @@ test_wait_and_cancel_custom_load() test_request_firmware_nowait_custom_nofile() { echo -n "Batched request_firmware_nowait(uevent=false) nofile try #$1: " + config_reset config_unset_uevent - config_set_name nope-test-firmware.bin + RANDOM_FILE_PATH=$(setup_random_file_fake) + RANDOM_FILE="$(basename $RANDOM_FILE_PATH)" + config_set_name $RANDOM_FILE config_trigger_async & - test_wait_and_cancel_custom_load nope-test-firmware.bin + test_wait_and_cancel_custom_load $RANDOM_FILE wait release_all_firmware echo "OK" @@ -316,7 +274,11 @@ test_request_firmware_nowait_uevent() test_request_firmware_nowait_custom() { echo -n "Batched request_firmware_nowait(uevent=false) try #$1: " + config_reset config_unset_uevent + RANDOM_FILE_PATH=$(setup_random_file) + RANDOM_FILE="$(basename $RANDOM_FILE_PATH)" + config_set_name $RANDOM_FILE config_trigger_async release_all_firmware echo "OK" |