From mboxrd@z Thu Jan 1 00:00:00 1970 From: Anatoly Burakov Subject: [PATCH v2 0/3] performance enhancements for QAT driver Date: Tue, 12 Sep 2017 10:31:15 +0100 Message-ID: References: <7ebf9384e20ea6fde085044c505e19719d041d25.1503651900.git.anatoly.burakov@intel.com> Cc: fiona.trahe@intel.com, john.griffin@intel.com, deepak.k.jain@intel.com, pablo.de.lara.guarch@intel.com To: dev@dpdk.org Return-path: Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) by dpdk.org (Postfix) with ESMTP id 6AB882C2A for ; Tue, 12 Sep 2017 11:31:22 +0200 (CEST) In-Reply-To: <7ebf9384e20ea6fde085044c505e19719d041d25.1503651900.git.anatoly.burakov@intel.com> List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" A few performance enhancements for QAT crypto driver. These include: - Removing reliance on atomics on hot path - This adds a new limitation, making queue pairs single-threaded - Coalesce RX and TX CSR writes v2: added cover letter fixed commit messages fixed documentation Anatoly Burakov (3): crypto/qat: remove atomics crypto/qat: enable RX head writes coalescing crypto/qat: enable TX tail writes coalescing doc/guides/cryptodevs/qat.rst | 1 + doc/guides/rel_notes/release_17_11.rst | 8 ++++ drivers/crypto/qat/qat_crypto.c | 84 +++++++++++++++++++++++++--------- drivers/crypto/qat/qat_crypto.h | 15 +++++- drivers/crypto/qat/qat_qp.c | 4 +- 5 files changed, 88 insertions(+), 24 deletions(-) -- 2.7.4