From patchwork Mon Aug 14 02:17:46 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Zeng Heng X-Patchwork-Id: 13352284 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 5F1B8EB64DD for ; Mon, 14 Aug 2023 02:21:51 +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=6GY2nTCbGjNm9lB43h8juvPktVnOi3xf8RF4RwrzRHs=; b=eM5qF1DDiNCZ3c BMjrLWgj836LV3dG+HQ1jaKMZev0AYiQD1oyUcUBgZAZB9rISsQeMPEDPhawCl2wF46cOqCjtjY8l bV+MAusKa3cEO3z7ka7Zm+mScghxReYg1jMC3ha14MRTEARtKE5Xkc+Xlz3bnU3R/VSzMv76IOTqq n/R/+ACsVecs0M+KgHMkJOPIFKvCCUG5ZWdvoHGwhiF9avN5xUD+M9WqbyU8FA3iZOcegLrREso26 iQc01SXxr1NHZO7p0MqQCOcXMOC76lfRWmKxgLvV/WUg6+qDseF8apZ6+FLDdJqZsllsZPCA6wW5z nihSw9WF8w3gQEA1K0dg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1qVNCr-00G0Op-0n; Mon, 14 Aug 2023 02:21:21 +0000 Received: from szxga02-in.huawei.com ([45.249.212.188]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1qVNCf-00G0JP-2Z for linux-arm-kernel@lists.infradead.org; Mon, 14 Aug 2023 02:21:11 +0000 Received: from kwepemi500024.china.huawei.com (unknown [172.30.72.56]) by szxga02-in.huawei.com (SkyGuard) with ESMTP id 4RPJ4328TzzVk8l; Mon, 14 Aug 2023 10:18:59 +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; Mon, 14 Aug 2023 10:21:00 +0800 From: Zeng Heng To: , , , CC: , , , Subject: [PATCH -next 3/4] kselftest/arm64: add pmull feature to hwcap test Date: Mon, 14 Aug 2023 10:17:46 +0800 Message-ID: <20230814021747.1784812-4-zengheng4@huawei.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230814021747.1784812-1-zengheng4@huawei.com> References: <20230814021747.1784812-1-zengheng4@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.175.103.91] X-ClientProxiedBy: dggems704-chm.china.huawei.com (10.3.19.181) 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-20230813_192110_019255_76CBE8C6 X-CRM114-Status: UNSURE ( 9.45 ) X-CRM114-Notice: Please train this message. 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..c8444f25e52d 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"); @@ -359,6 +365,13 @@ static const struct hwcap_data { .cpuinfo = "rng", .sigill_fn = rng_sigill, }, + { + .name = "PMULL", + .at_hwcap = AT_HWCAP, + .hwcap_bit = HWCAP_PMULL, + .cpuinfo = "pmull", + .sigill_fn = pmull_sigill, + }, { .name = "RPRFM", .at_hwcap = AT_HWCAP2,