From patchwork Thu Aug 22 18:40:05 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Scott Branden X-Patchwork-Id: 11109789 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 3B12A112C for ; Thu, 22 Aug 2019 18:40:29 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 0F1E32173E for ; Thu, 22 Aug 2019 18:40:29 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=broadcom.com header.i=@broadcom.com header.b="BgB5KJgR" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2390975AbfHVSk2 (ORCPT ); Thu, 22 Aug 2019 14:40:28 -0400 Received: from mail-pf1-f195.google.com ([209.85.210.195]:38815 "EHLO mail-pf1-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2390957AbfHVSk1 (ORCPT ); Thu, 22 Aug 2019 14:40:27 -0400 Received: by mail-pf1-f195.google.com with SMTP id o70so4538037pfg.5 for ; Thu, 22 Aug 2019 11:40:26 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=broadcom.com; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=IA8z/5AqtCHFT32SY+cIXSmPc0kaoD29PlyZ57NhalY=; b=BgB5KJgRI2OAMFO3lQmNArPftpDtD+nVUiJaoL/PL/14HemQ//f8oXX5mmTLwZrVeM UpdaOWdFUaGyxjitCmu4G6tGH22q5Ilv8GjvfFNAiukCsGLnKENYAmgPzQfNG76hKWON znl1GkmY7IAARq4+4slXfINLE8Of4Aji/+3EU= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=IA8z/5AqtCHFT32SY+cIXSmPc0kaoD29PlyZ57NhalY=; b=NQ6J3eiKy2caIf4hBg9de31Aq/cp8SFEsN6EIit5pT4RHCg8GQMjhK13TCOZywWdIO xeN8xU9SVtcLcCYPxt8xcK+xdTfKkWYa89Muai/MQoivvbu8GrvmMhNXHgWeV1JoFNfC 09JIgRvxHTO4N2FyEYQvlwKftFMwVEU9dvCtnGUxYpMgQum0j/ZUVzCzE0FHdJWnKDlx QvJJNNTWVqrbp1NqPerop9Tjn1U1wQovHku1FwaG/IYO11Sv9EWyNp99zyceflRnXH3h nJbDYF6N07SvD8J3TCyoWLdJSmcEPOo2PgpeKwG8cUH1sc18sBFBN8bAtBUFO/nG5BVE yOwg== X-Gm-Message-State: APjAAAX0TB8qsi4Y80Ln/3G6DUJNyu09H84iU+RrXqqx2Z9KoeToW8rc OhbrftgPvFnSYczFdRIOedjL/Q== X-Google-Smtp-Source: APXvYqzSMdvmuGNbJy/sI3mS9i6KFKJnX0SBbijQnHdu2yhzqHbRk47dNRYki3R7ggqlt+YvXbkscQ== X-Received: by 2002:a17:90a:86c2:: with SMTP id y2mr1144374pjv.46.1566499226035; Thu, 22 Aug 2019 11:40:26 -0700 (PDT) Received: from lbrmn-lnxub113.broadcom.net ([192.19.228.250]) by smtp.gmail.com with ESMTPSA id z19sm51056pgv.35.2019.08.22.11.40.23 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 22 Aug 2019 11:40:25 -0700 (PDT) From: Scott Branden To: Luis Chamberlain , Greg Kroah-Hartman , David Brown , Alexander Viro , Shuah Khan , bjorn.andersson@linaro.org Cc: "Rafael J . Wysocki" , linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-fsdevel@vger.kernel.org, BCM Kernel Feedback , Olof Johansson , Andrew Morton , Dan Carpenter , Colin Ian King , Kees Cook , Takashi Iwai , linux-kselftest@vger.kernel.org, Scott Branden Subject: [PATCH v2 2/2] selftests: firmware: Add request_firmware_into_buf tests Date: Thu, 22 Aug 2019 11:40:05 -0700 Message-Id: <20190822184005.901-3-scott.branden@broadcom.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190822184005.901-1-scott.branden@broadcom.com> References: <20190822184005.901-1-scott.branden@broadcom.com> Sender: linux-kselftest-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kselftest@vger.kernel.org Add tests cases for checking request_firmware_into_buf api. API was introduced into kernel with no testing present previously. Signed-off-by: Scott Branden Acked-by: Luis Chamberlain Acked-by: Shuah Khan --- .../selftests/firmware/fw_filesystem.sh | 57 ++++++++++++++++++- tools/testing/selftests/firmware/fw_lib.sh | 11 ++++ 2 files changed, 66 insertions(+), 2 deletions(-) diff --git a/tools/testing/selftests/firmware/fw_filesystem.sh b/tools/testing/selftests/firmware/fw_filesystem.sh index f901076aa2ea..56894477c8bd 100755 --- a/tools/testing/selftests/firmware/fw_filesystem.sh +++ b/tools/testing/selftests/firmware/fw_filesystem.sh @@ -116,6 +116,16 @@ config_set_name() echo -n $1 > $DIR/config_name } +config_set_into_buf() +{ + echo 1 > $DIR/config_into_buf +} + +config_unset_into_buf() +{ + echo 0 > $DIR/config_into_buf +} + config_set_sync_direct() { echo 1 > $DIR/config_sync_direct @@ -153,11 +163,14 @@ config_set_read_fw_idx() read_firmwares() { - if [ "$1" = "xzonly" ]; then - fwfile="${FW}-orig" + if [ "$(cat $DIR/config_into_buf)" == "1" ]; then + fwfile="$FW_INTO_BUF" else fwfile="$FW" fi + if [ "$1" = "xzonly" ]; then + fwfile="${fwfile}-orig" + fi for i in $(seq 0 3); do config_set_read_fw_idx $i # Verify the contents are what we expect. @@ -194,6 +207,18 @@ test_batched_request_firmware_nofile() echo "OK" } +test_batched_request_firmware_into_buf_nofile() +{ + echo -n "Batched request_firmware_into_buf() nofile try #$1: " + config_reset + config_set_name nope-test-firmware.bin + config_set_into_buf + config_trigger_sync + read_firmwares_expect_nofile + release_all_firmware + echo "OK" +} + test_batched_request_firmware_direct_nofile() { echo -n "Batched request_firmware_direct() nofile try #$1: " @@ -259,6 +284,18 @@ test_batched_request_firmware() echo "OK" } +test_batched_request_firmware_into_buf() +{ + echo -n "Batched request_firmware_into_buf() $2 try #$1: " + config_reset + config_set_name $TEST_FIRMWARE_INTO_BUF_FILENAME + config_set_into_buf + config_trigger_sync + read_firmwares $2 + release_all_firmware + echo "OK" +} + test_batched_request_firmware_direct() { echo -n "Batched request_firmware_direct() $2 try #$1: " @@ -307,6 +344,10 @@ for i in $(seq 1 5); do test_batched_request_firmware $i normal done +for i in $(seq 1 5); do + test_batched_request_firmware_into_buf $i normal +done + for i in $(seq 1 5); do test_batched_request_firmware_direct $i normal done @@ -327,6 +368,10 @@ for i in $(seq 1 5); do test_batched_request_firmware_nofile $i done +for i in $(seq 1 5); do + test_batched_request_firmware_into_buf_nofile $i +done + for i in $(seq 1 5); do test_batched_request_firmware_direct_nofile $i done @@ -350,6 +395,10 @@ for i in $(seq 1 5); do test_batched_request_firmware $i both done +for i in $(seq 1 5); do + test_batched_request_firmware_into_buf $i both +done + for i in $(seq 1 5); do test_batched_request_firmware_direct $i both done @@ -370,6 +419,10 @@ for i in $(seq 1 5); do test_batched_request_firmware $i xzonly done +for i in $(seq 1 5); do + test_batched_request_firmware_into_buf $i xzonly +done + for i in $(seq 1 5); do test_batched_request_firmware_direct $i xzonly done diff --git a/tools/testing/selftests/firmware/fw_lib.sh b/tools/testing/selftests/firmware/fw_lib.sh index f236cc295450..b879305a766d 100755 --- a/tools/testing/selftests/firmware/fw_lib.sh +++ b/tools/testing/selftests/firmware/fw_lib.sh @@ -9,6 +9,12 @@ DIR=/sys/devices/virtual/misc/test_firmware PROC_CONFIG="/proc/config.gz" TEST_DIR=$(dirname $0) +# We need to load a different file to test request_firmware_into_buf +# I believe the issue is firmware loaded cached vs. non-cached +# with same filename is bungled. +# To reproduce rename this to test-firmware.bin +TEST_FIRMWARE_INTO_BUF_FILENAME=test-firmware-into-buf.bin + # Kselftest framework requirement - SKIP code is 4. ksft_skip=4 @@ -108,6 +114,8 @@ setup_tmp_file() FWPATH=$(mktemp -d) FW="$FWPATH/test-firmware.bin" echo "ABCD0123" >"$FW" + FW_INTO_BUF="$FWPATH/$TEST_FIRMWARE_INTO_BUF_FILENAME" + echo "EFGH4567" >"$FW_INTO_BUF" NAME=$(basename "$FW") if [ "$TEST_REQS_FW_SET_CUSTOM_PATH" = "yes" ]; then echo -n "$FWPATH" >/sys/module/firmware_class/parameters/path @@ -175,6 +183,9 @@ test_finish() if [ -f $FW ]; then rm -f "$FW" fi + if [ -f $FW_INTO_BUF ]; then + rm -f "$FW_INTO_BUF" + fi if [ -d $FWPATH ]; then rm -rf "$FWPATH" fi