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| author |   Luis R. Rodriguez <mcgrof@kernel.org> | 2017-01-23 08:11:09 -0800 |
|---|---|---|
| committer |   Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-01-25 11:52:34 +0100 |
| commit | eb67bc3ffd1796e198fc923da2ba15beb7965529 (patch) | |
| tree | e585f7b28d09cb3e0dd79aed341c5fef6d1f2346 /tools/testing/selftests/firmware | |
| parent | tools: firmware: rename fallback mechanism script (diff) | |
| download | linux-dev-eb67bc3ffd1796e198fc923da2ba15beb7965529.tar.xz linux-dev-eb67bc3ffd1796e198fc923da2ba15beb7965529.zip | |
tools: firmware: add fallback cancelation testing
Add a test case for cancelling the sync fallback mechanism.
Signed-off-by: Luis R. Rodriguez <mcgrof@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'tools/testing/selftests/firmware')
| -rwxr-xr-x | tools/testing/selftests/firmware/fw_fallback.sh | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/tools/testing/selftests/firmware/fw_fallback.sh b/tools/testing/selftests/firmware/fw_fallback.sh index f694afb7d12d..68e27e5f27a4 100755 --- a/tools/testing/selftests/firmware/fw_fallback.sh +++ b/tools/testing/selftests/firmware/fw_fallback.sh @@ -58,6 +58,31 @@ load_fw() wait } +load_fw_cancel() +{ + local name="$1" + local file="$2" + + # This will block until our load (below) has finished. + echo -n "$name" >"$DIR"/trigger_request 2>/dev/null & + + # Give kernel a chance to react. + local timeout=10 + while [ ! -e "$DIR"/"$name"/loading ]; do + sleep 0.1 + timeout=$(( $timeout - 1 )) + if [ "$timeout" -eq 0 ]; then + echo "$0: firmware interface never appeared" >&2 + exit 1 + fi + done + + echo -1 >"$DIR"/"$name"/loading + + # Wait for request to finish. + wait +} + trap "test_finish" EXIT # This is an unlikely real-world firmware content. :) @@ -118,7 +143,14 @@ if ! diff -q "$FW" /dev/test_firmware >/dev/null ; then exit 1 else echo "$0: fallback mechanism works" +fi +load_fw_cancel "nope-$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 fallback mechanism works" fi exit 0 |