From patchwork Tue Aug 15 03:58:49 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Zeng Heng X-Patchwork-Id: 13353499 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 867D9C001B0 for ; Tue, 15 Aug 2023 04:02:52 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:CC:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=pP6QEHhDNvHa2myM0CURSzYWFV91UhUDC0boFUMfvR0=; b=T1eTJpdqn9021z eqbO3M/N/91FSJKPgyk403/FmZ/yNv2BYqhd4xQzD3RckwDW9abtyDdoCDDdm4SNL4uOREOWYQNsZ 49KnwFeDxi2unXld3oBrMKzwpW6Gja94RdrLGKBr1RtJIAYErGpD8qH5AGBZKfL7Te5+wreoJ3mQ6 MQCjBV09sVg9B6nOh2lUah86bX7hMvk418CuaggEdYO0APPcZ+YIPruiCugGUqE3ni+LohXhjmWpq L8rjbfsRkc+JzpQNdXwPnJgL5i5pRm+sIPzFkg8SwZPEYqgg47G10OJUH6vt9YQI3RcuhNy5BH1/V dDVLFKxN39lLI0x7BXsw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1qVlGE-000pyi-1k; Tue, 15 Aug 2023 04:02:26 +0000 Received: from szxga01-in.huawei.com ([45.249.212.187]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1qVlGA-000pxD-0g for linux-arm-kernel@lists.infradead.org; Tue, 15 Aug 2023 04:02:24 +0000 Received: from kwepemi500024.china.huawei.com (unknown [172.30.72.56]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4RPyDh26c0ztRs5; Tue, 15 Aug 2023 11:58:44 +0800 (CST) Received: from huawei.com (10.175.103.91) by kwepemi500024.china.huawei.com (7.221.188.100) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.31; Tue, 15 Aug 2023 12:02:18 +0800 From: Zeng Heng To: , , , CC: , , , Subject: [PATCH -next 3/4] kselftest/arm64: add pmull feature to hwcap test Date: Tue, 15 Aug 2023 11:58:49 +0800 Message-ID: <20230815035850.3947870-4-zengheng4@huawei.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230815035850.3947870-1-zengheng4@huawei.com> References: <20230815035850.3947870-1-zengheng4@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.175.103.91] X-ClientProxiedBy: dggems705-chm.china.huawei.com (10.3.19.182) To kwepemi500024.china.huawei.com (7.221.188.100) X-CFilter-Loop: Reflected X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230814_210222_440808_B7FB632C X-CRM114-Status: GOOD ( 10.45 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Add the pmull feature check in the set of hwcap tests. Signed-off-by: Zeng Heng --- tools/testing/selftests/arm64/abi/hwcap.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/tools/testing/selftests/arm64/abi/hwcap.c b/tools/testing/selftests/arm64/abi/hwcap.c index d9a49b1467ac..df7a62659aa2 100644 --- a/tools/testing/selftests/arm64/abi/hwcap.c +++ b/tools/testing/selftests/arm64/abi/hwcap.c @@ -88,6 +88,12 @@ static void mops_sigill(void) : "cc", "memory"); } +static void pmull_sigill(void) +{ + /* PMULL V0.1Q, V0.1D, V0.1D */ + asm volatile(".inst 0x0ee0e000" : : : ); +} + static void rng_sigill(void) { asm volatile("mrs x0, S3_3_C2_C4_0" : : : "x0"); @@ -352,6 +358,13 @@ static const struct hwcap_data { .sigill_fn = mops_sigill, .sigill_reliable = true, }, + { + .name = "PMULL", + .at_hwcap = AT_HWCAP, + .hwcap_bit = HWCAP_PMULL, + .cpuinfo = "pmull", + .sigill_fn = pmull_sigill, + }, { .name = "RNG", .at_hwcap = AT_HWCAP2,