From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751612AbdAWQLq (ORCPT ); Mon, 23 Jan 2017 11:11:46 -0500 Received: from mail.kernel.org ([198.145.29.136]:42576 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751569AbdAWQLm (ORCPT ); Mon, 23 Jan 2017 11:11:42 -0500 From: "Luis R. Rodriguez" To: gregkh@linuxfoundation.org Cc: ming.lei@canonical.com, keescook@chromium.org, linux-kernel-dev@beckhoff.com, jakub.kicinski@netronome.com, chris@chris-wilson.co.uk, oss-drivers@netronome.com, johannes@sipsolutions.net, j@w1.fi, teg@jklm.no, kay@vrfy.org, jwboyer@fedoraproject.org, dmitry.torokhov@gmail.com, seth.forshee@canonical.com, bjorn.andersson@linaro.org, linux-kernel@vger.kernel.org, wagi@monom.org, stephen.boyd@linaro.org, zohar@linux.vnet.ibm.com, tiwai@suse.de, dwmw2@infradead.org, fengguang.wu@intel.com, dhowells@redhat.com, arend.vanspriel@broadcom.com, kvalo@codeaurora.org, "Luis R. Rodriguez" Subject: [PATCH 5/7] tools: firmware: add fallback cancelation testing Date: Mon, 23 Jan 2017 08:11:09 -0800 Message-Id: <20170123161111.5925-6-mcgrof@kernel.org> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20170123161111.5925-1-mcgrof@kernel.org> References: <20170118200141.GH13946@wotan.suse.de> <20170123161111.5925-1-mcgrof@kernel.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add a test case for cancelling the sync fallback mechanism. Signed-off-by: Luis R. Rodriguez --- tools/testing/selftests/firmware/fw_fallback.sh | 32 +++++++++++++++++++++++++ 1 file changed, 32 insertions(+) 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 -- 2.11.0