diff options
Diffstat (limited to 'tools/testing/selftests/firmware/fw_fallback.sh')
| -rwxr-xr-x | tools/testing/selftests/firmware/fw_fallback.sh | 39 |
1 files changed, 27 insertions, 12 deletions
diff --git a/tools/testing/selftests/firmware/fw_fallback.sh b/tools/testing/selftests/firmware/fw_fallback.sh index 8f511035f783..34a42c68ebfb 100755 --- a/tools/testing/selftests/firmware/fw_fallback.sh +++ b/tools/testing/selftests/firmware/fw_fallback.sh @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 # This validates that the kernel will fall back to using the fallback mechanism # to load firmware it can't find on disk itself. We must request a firmware # that the kernel won't find, and any installed helper (e.g. udev) also @@ -85,6 +86,11 @@ load_fw_cancel() load_fw_custom() { + if [ ! -e "$DIR"/trigger_custom_fallback ]; then + echo "$0: custom fallback trigger not present, ignoring test" >&2 + return 1 + fi + local name="$1" local file="$2" @@ -107,11 +113,17 @@ load_fw_custom() # Wait for request to finish. wait + return 0 } load_fw_custom_cancel() { + if [ ! -e "$DIR"/trigger_custom_fallback ]; then + echo "$0: canceling custom fallback trigger not present, ignoring test" >&2 + return 1 + fi + local name="$1" local file="$2" @@ -132,6 +144,7 @@ load_fw_custom_cancel() # Wait for request to finish. wait + return 0 } load_fw_fallback_with_child() @@ -226,20 +239,22 @@ else echo "$0: cancelling fallback mechanism works" fi -load_fw_custom "$NAME" "$FW" -if ! diff -q "$FW" /dev/test_firmware >/dev/null ; then - echo "$0: firmware was not loaded" >&2 - exit 1 -else - echo "$0: custom fallback loading mechanism works" +if load_fw_custom "$NAME" "$FW" ; then + if ! diff -q "$FW" /dev/test_firmware >/dev/null ; then + echo "$0: firmware was not loaded" >&2 + exit 1 + else + echo "$0: custom fallback loading mechanism works" + fi fi -load_fw_custom_cancel "nope-$NAME" "$FW" -if diff -q "$FW" /dev/test_firmware >/dev/null ; then - echo "$0: firmware was expected to be cancelled" >&2 - exit 1 -else - echo "$0: cancelling custom fallback mechanism works" +if load_fw_custom_cancel "nope-$NAME" "$FW" ; then + if diff -q "$FW" /dev/test_firmware >/dev/null ; then + echo "$0: firmware was expected to be cancelled" >&2 + exit 1 + else + echo "$0: cancelling custom fallback mechanism works" + fi fi set +e |