From nobody Sat Oct 4 05:02:38 2025 Received: from szxga05-in.huawei.com (szxga05-in.huawei.com [45.249.212.191]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 9F528243951; Thu, 21 Aug 2025 01:38:21 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=45.249.212.191 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755740303; cv=none; b=mhHPlsNFt5oydovSDyvY02v/lQdV3pu3i+URKWYAydw3glh4cISxQ9C6I6nlNQVOBotsWQQ+a0wF8YChHc7EVqCYQ7YseLyg2t3aD/AR9IR+pmgfU8tQS/ddcNAtVf/4DRFXNUtCbojEVq0rbi0xKK/HTYk74tXXvBOI4s6CQls= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755740303; c=relaxed/simple; bh=5wQd8yREeAwrK/mxsFVDN4Qlgb2K6NTve3B5HaAawE0=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=Ij5tLs3b1bU5EpKOoevHr1wIAtob3AblkoGqcLNgugxOG2HPiZzIzpSZTb49ecs4v8K5ETFLCe83IfWhxp5/vL7hvGhH7VamDXlk6uXXGgHNY05k1P7B2Hcwnz0mCOvA4pl8PIZ7r94x9PieGmvXejB8VT0sm2MUmewo65wkT+A= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=huawei.com; spf=pass smtp.mailfrom=huawei.com; arc=none smtp.client-ip=45.249.212.191 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=huawei.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=huawei.com Received: from mail.maildlp.com (unknown [172.19.88.163]) by szxga05-in.huawei.com (SkyGuard) with ESMTP id 4c6m9B1ctrz2gLC1; Thu, 21 Aug 2025 09:35:26 +0800 (CST) Received: from dggemv706-chm.china.huawei.com (unknown [10.3.19.33]) by mail.maildlp.com (Postfix) with ESMTPS id 9FBA31800CF; Thu, 21 Aug 2025 09:38:19 +0800 (CST) Received: from kwepemq200001.china.huawei.com (7.202.195.16) by dggemv706-chm.china.huawei.com (10.3.19.33) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.11; Thu, 21 Aug 2025 09:38:12 +0800 Received: from localhost.huawei.com (10.90.31.46) by kwepemq200001.china.huawei.com (7.202.195.16) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.11; Thu, 21 Aug 2025 09:38:12 +0800 From: Chenghai Huang To: , CC: , , , , , , , Subject: [PATCH v2 6/6] crypto: hisilicon/zip - enable literal length in stream mode compression Date: Thu, 21 Aug 2025 09:38:09 +0800 Message-ID: <20250821013809.4016506-7-huangchenghai2@huawei.com> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20250821013809.4016506-1-huangchenghai2@huawei.com> References: <20250821013809.4016506-1-huangchenghai2@huawei.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-ClientProxiedBy: kwepems100001.china.huawei.com (7.221.188.238) To kwepemq200001.china.huawei.com (7.202.195.16) Content-Type: text/plain; charset="utf-8" In stream mode, the hardware needs to combine the length of the previous literal to calculate the length of the current literal. Signed-off-by: Chenghai Huang --- drivers/crypto/hisilicon/zip/zip_main.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/drivers/crypto/hisilicon/zip/zip_main.c b/drivers/crypto/hisil= icon/zip/zip_main.c index 341c4564e21a..8c64f145173f 100644 --- a/drivers/crypto/hisilicon/zip/zip_main.c +++ b/drivers/crypto/hisilicon/zip/zip_main.c @@ -117,6 +117,9 @@ /* zip comp high performance */ #define HZIP_HIGH_PERF_OFFSET 0x301208 =20 +#define HZIP_LIT_LEN_EN_OFFSET 0x301204 +#define HZIP_LIT_LEN_EN_EN BIT(4) + enum { HZIP_HIGH_COMP_RATE, HZIP_HIGH_COMP_PERF, @@ -454,6 +457,20 @@ bool hisi_zip_alg_support(struct hisi_qm *qm, u32 alg) return false; } =20 +static void hisi_zip_literal_set(struct hisi_qm *qm) +{ + u32 val; + + if (qm->ver < QM_HW_V3) + return; + + val =3D readl_relaxed(qm->io_base + HZIP_LIT_LEN_EN_OFFSET); + val &=3D ~HZIP_LIT_LEN_EN_EN; + + /* enable literal length in stream mode compression */ + writel(val, qm->io_base + HZIP_LIT_LEN_EN_OFFSET); +} + static void hisi_zip_set_high_perf(struct hisi_qm *qm) { u32 val; @@ -617,6 +634,7 @@ static int hisi_zip_set_user_domain_and_cache(struct hi= si_qm *qm) FIELD_PREP(CQC_CACHE_WB_THRD, 1), base + QM_CACHE_CTL); =20 hisi_zip_set_high_perf(qm); + hisi_zip_literal_set(qm); hisi_zip_enable_clock_gate(qm); =20 ret =3D hisi_dae_set_user_domain(qm); --=20 2.33.0