From patchwork Tue Feb 20 03:20:45 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Zeng, Xin" X-Patchwork-Id: 774360 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.20]) (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 22AA957307; Tue, 20 Feb 2024 03:29:35 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.20 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1708399777; cv=none; b=b5iTUtUpWFUC8bbnwFCGeijsbu4J2botWfDclbcnUwf+Fil98RM2s4spzC4df0RiLc0MZgWfkUCVip+SfRmAxcFFgsGhOp7paIujD2PaRM/S5VLMPFLhl/aftA5lHf2iLx5aPp5vyGsUhxbQnV28Il7bYHrQr+qJn1mfP0loQZ0= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1708399777; c=relaxed/simple; bh=Uzkx+1GFaKGG2VdEZSzqcW3PJpKBfT/EL0LZs2G+ETM=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References; b=dhErNG6ChVkAxctb7aeLC9jDxbGxQ06inHeuLQgsFpbWaj2FirTICywqkxFE7yIEl2XpbRlZ+h4NrgaR06od9H6HDeMHjhcXJKppNivA5lk3mekGGeZDiDJZoZc6V2Xqc17G+vnmWQaKncoLGO2kqtxrqE0y31MUqy5DBouTlnA= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=QumtAiRd; arc=none smtp.client-ip=198.175.65.20 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="QumtAiRd" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1708399776; x=1739935776; h=from:to:cc:subject:date:message-id:in-reply-to: references; bh=Uzkx+1GFaKGG2VdEZSzqcW3PJpKBfT/EL0LZs2G+ETM=; b=QumtAiRdqk3G/VviDRY69AULnttlRym2QiiTv6BRw+E0p5fPCKua4x5C t0VI1CdVSJQZ0JFpJ14bC6gume1pLAIr706WnIu0M8tKZEvPhLC6+NMU3 ZI2/IzohZusFDQRBNqeYzWi8IqHRuD0GpEIHSYY4Dh79Vb7HMUlkEvgZ9 h/szVouBbEdTey2Dcl4jmL9Pdy58PZIW5KvcX4dOaA2YVJqdbMlrVVtnJ Gf3lXy6sPVZiCHKATfyvpIuJaf6LZmS45Cu+xmE4hYky5yacr1CHGd1a/ W6p5I5pbeOJ0cXKrCdl8RI7c8fbi1wZH2oQmMkwHVgt+Rk/iumBTaVSk5 g==; X-IronPort-AV: E=McAfee;i="6600,9927,10989"; a="2354081" X-IronPort-AV: E=Sophos;i="6.06,171,1705392000"; d="scan'208";a="2354081" Received: from orviesa003.jf.intel.com ([10.64.159.143]) by orvoesa112.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 19 Feb 2024 19:29:36 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.06,171,1705392000"; d="scan'208";a="9302080" Received: from qat-server-archercity1.sh.intel.com ([10.67.111.115]) by orviesa003.jf.intel.com with ESMTP; 19 Feb 2024 19:29:33 -0800 From: Xin Zeng To: herbert@gondor.apana.org.au, alex.williamson@redhat.com, jgg@nvidia.com, yishaih@nvidia.com, shameerali.kolothum.thodi@huawei.com, kevin.tian@intel.com Cc: linux-crypto@vger.kernel.org, kvm@vger.kernel.org, qat-linux@intel.com, Xin Zeng Subject: [PATCH v2 03/10] crypto: qat - move PFVF compat checker to a function Date: Tue, 20 Feb 2024 11:20:45 +0800 Message-Id: <20240220032052.66834-4-xin.zeng@intel.com> X-Mailer: git-send-email 2.18.2 In-Reply-To: <20240220032052.66834-1-xin.zeng@intel.com> References: <20240220032052.66834-1-xin.zeng@intel.com> Precedence: bulk X-Mailing-List: linux-crypto@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Move the code that implements VF version compatibility on the PF side to a separate function so that it can be reused when doing VM live migration. This does not introduce any functional change. Signed-off-by: Xin Zeng Reviewed-by: Giovanni Cabiddu --- .../crypto/intel/qat/qat_common/adf_pfvf_pf_proto.c | 8 +------- drivers/crypto/intel/qat/qat_common/adf_pfvf_utils.h | 11 +++++++++++ 2 files changed, 12 insertions(+), 7 deletions(-) diff --git a/drivers/crypto/intel/qat/qat_common/adf_pfvf_pf_proto.c b/drivers/crypto/intel/qat/qat_common/adf_pfvf_pf_proto.c index 9ab93fbfefde..b9b5e744a3f1 100644 --- a/drivers/crypto/intel/qat/qat_common/adf_pfvf_pf_proto.c +++ b/drivers/crypto/intel/qat/qat_common/adf_pfvf_pf_proto.c @@ -242,13 +242,7 @@ static int adf_handle_vf2pf_msg(struct adf_accel_dev *accel_dev, u8 vf_nr, "VersionRequest received from VF%d (vers %d) to PF (vers %d)\n", vf_nr, vf_compat_ver, ADF_PFVF_COMPAT_THIS_VERSION); - if (vf_compat_ver == 0) - compat = ADF_PF2VF_VF_INCOMPATIBLE; - else if (vf_compat_ver <= ADF_PFVF_COMPAT_THIS_VERSION) - compat = ADF_PF2VF_VF_COMPATIBLE; - else - compat = ADF_PF2VF_VF_COMPAT_UNKNOWN; - + compat = adf_vf_compat_checker(vf_compat_ver); vf_info->vf_compat_ver = vf_compat_ver; resp->type = ADF_PF2VF_MSGTYPE_VERSION_RESP; diff --git a/drivers/crypto/intel/qat/qat_common/adf_pfvf_utils.h b/drivers/crypto/intel/qat/qat_common/adf_pfvf_utils.h index 2be048e2287b..1a044297d873 100644 --- a/drivers/crypto/intel/qat/qat_common/adf_pfvf_utils.h +++ b/drivers/crypto/intel/qat/qat_common/adf_pfvf_utils.h @@ -28,4 +28,15 @@ u32 adf_pfvf_csr_msg_of(struct adf_accel_dev *accel_dev, struct pfvf_message msg struct pfvf_message adf_pfvf_message_of(struct adf_accel_dev *accel_dev, u32 raw_msg, const struct pfvf_csr_format *fmt); +static inline u8 adf_vf_compat_checker(u8 vf_compat_ver) +{ + if (vf_compat_ver == 0) + return ADF_PF2VF_VF_INCOMPATIBLE; + + if (vf_compat_ver <= ADF_PFVF_COMPAT_THIS_VERSION) + return ADF_PF2VF_VF_COMPATIBLE; + + return ADF_PF2VF_VF_COMPAT_UNKNOWN; +} + #endif /* ADF_PFVF_UTILS_H */