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Wysocki" , Nathan Fontenot , Deepak Sharma , "Alex Deucher" , Mario Limonciello , Jinzhou Su , Perry Yuan , Xiaojian Du , Viresh Kumar , Borislav Petkov , , Meng Li Subject: [PATCH V6 3/4] selftests: amd-pstate: Add test trigger for amd-pstate driver Date: Thu, 19 May 2022 21:47:36 +0800 Message-ID: <20220519134737.359290-4-li.meng@amd.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220519134737.359290-1-li.meng@amd.com> References: <20220519134737.359290-1-li.meng@amd.com> MIME-Version: 1.0 X-Originating-IP: [10.180.168.240] X-ClientProxiedBy: SATLEXMB03.amd.com (10.181.40.144) To SATLEXMB04.amd.com (10.181.40.145) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 59180a30-b65a-498c-6617-08da399e353c X-MS-TrafficTypeDiagnostic: DM5PR12MB2470:EE_ X-Microsoft-Antispam-PRVS: X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:165.204.84.17; CTRY:US; LANG:en; SCL:1; SRV:; IPV:CAL; SFV:NSPM; H:SATLEXMB04.amd.com; PTR:InfoDomainNonexistent; CAT:NONE; SFS:(13230001)(4636009)(40470700004)(36840700001)(46966006)(16526019)(8676002)(508600001)(186003)(2616005)(2906002)(83380400001)(5660300002)(7696005)(36756003)(8936002)(70206006)(81166007)(336012)(316002)(40460700003)(426003)(6666004)(36860700001)(4326008)(110136005)(26005)(54906003)(47076005)(70586007)(1076003)(356005)(86362001)(82310400005)(36900700001); DIR:OUT; SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 19 May 2022 13:48:08.6488 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 59180a30-b65a-498c-6617-08da399e353c X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d; Ip=[165.204.84.17]; Helo=[SATLEXMB04.amd.com] X-MS-Exchange-CrossTenant-AuthSource: BN8NAM11FT035.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM5PR12MB2470 Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org Add amd-pstate test trigger in kselftest, it will load/unload amd-pstate-ut module to test some cases etc. Signed-off-by: Meng Li Acked-by: Huang Rui --- tools/testing/selftests/Makefile | 1 + tools/testing/selftests/amd-pstate/Makefile | 8 +++++ .../selftests/amd-pstate/amd-pstate-ut.sh | 34 +++++++++++++++++++ tools/testing/selftests/amd-pstate/config | 1 + 4 files changed, 44 insertions(+) create mode 100644 tools/testing/selftests/amd-pstate/Makefile create mode 100755 tools/testing/selftests/amd-pstate/amd-pstate-ut.sh create mode 100644 tools/testing/selftests/amd-pstate/config diff --git a/tools/testing/selftests/Makefile b/tools/testing/selftests/Makefile index 2319ec87f53d..975c13368286 100644 --- a/tools/testing/selftests/Makefile +++ b/tools/testing/selftests/Makefile @@ -1,5 +1,6 @@ # SPDX-License-Identifier: GPL-2.0 TARGETS += alsa +TARGETS += amd-pstate TARGETS += arm64 TARGETS += bpf TARGETS += breakpoints diff --git a/tools/testing/selftests/amd-pstate/Makefile b/tools/testing/selftests/amd-pstate/Makefile new file mode 100644 index 000000000000..e1432112fb70 --- /dev/null +++ b/tools/testing/selftests/amd-pstate/Makefile @@ -0,0 +1,8 @@ +# SPDX-License-Identifier: GPL-2.0-only +# Makefile for amd-pstate/ function selftests + +TEST_PROGS := amd-pstate-ut.sh + +include ../lib.mk + +$(TEST_GEN_FILES): $(HEADERS) diff --git a/tools/testing/selftests/amd-pstate/amd-pstate-ut.sh b/tools/testing/selftests/amd-pstate/amd-pstate-ut.sh new file mode 100755 index 000000000000..970f7a76c7d5 --- /dev/null +++ b/tools/testing/selftests/amd-pstate/amd-pstate-ut.sh @@ -0,0 +1,34 @@ +#!/bin/sh +# SPDX-License-Identifier: GPL-2.0 + +# amd-pstate-ut is a test module for testing the amd-pstate driver. +# (1) It can help all users to verify their processor support +# (SBIOS/Firmware or Hardware). +# (2) Kernel can have a basic function test to avoid the kernel +# regression during the update. +# (3) We can introduce more functional or performance tests to align +# the result together, it will benefit power and performance scale optimization. + +# Kselftest framework requirement - SKIP code is 4. +ksft_skip=4 + +if ! uname -m | sed -e s/i.86/x86/ -e s/x86_64/x86/ | grep -q x86; then + echo "$0 # Skipped: Test can only run on x86 architectures." + exit $ksft_skip +fi + +msg="Skip all tests:" +if [ ! -w /dev ]; then + echo $msg please run this as root >&2 + exit $ksft_skip +fi + +scaling_driver=$(cat /sys/devices/system/cpu/cpufreq/policy0/scaling_driver) + +if [ "$scaling_driver" != "amd-pstate" ]; then + echo "$0 # Skipped: Test can only run on amd-pstate driver." + echo "$0 # Current cpufreq scaling drvier is $scaling_driver." + exit $ksft_skip +fi + +$(dirname $0)/../kselftest/module.sh "amd-pstate-ut" amd-pstate-ut diff --git a/tools/testing/selftests/amd-pstate/config b/tools/testing/selftests/amd-pstate/config new file mode 100644 index 000000000000..f43103c9adc4 --- /dev/null +++ b/tools/testing/selftests/amd-pstate/config @@ -0,0 +1 @@ +CONFIG_X86_AMD_PSTATE_UT=m