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[54.225.227.206]) by mx.google.com with ESMTP id g4si2925268qti.519.2017.09.06.06.11.15; Wed, 06 Sep 2017 06:11:15 -0700 (PDT) Received-SPF: pass (google.com: domain of lng-odp-bounces@lists.linaro.org designates 54.225.227.206 as permitted sender) client-ip=54.225.227.206; Authentication-Results: mx.google.com; spf=pass (google.com: domain of lng-odp-bounces@lists.linaro.org designates 54.225.227.206 as permitted sender) smtp.mailfrom=lng-odp-bounces@lists.linaro.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=yandex.ru Received: by lists.linaro.org (Postfix, from userid 109) id 08C966084C; Wed, 6 Sep 2017 13:11:15 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on ip-10-142-244-252 X-Spam-Level: X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,FREEMAIL_FROM, RCVD_IN_DNSWL_NONE,URIBL_BLOCKED autolearn=disabled version=3.4.0 Received: from [127.0.0.1] (localhost [127.0.0.1]) by lists.linaro.org (Postfix) with ESMTP id 277B964496; Wed, 6 Sep 2017 13:03:12 +0000 (UTC) X-Original-To: lng-odp@lists.linaro.org Delivered-To: lng-odp@lists.linaro.org Received: by lists.linaro.org (Postfix, from userid 109) id ABFD56445F; Wed, 6 Sep 2017 13:02:54 +0000 (UTC) Received: from forward103o.mail.yandex.net (forward103o.mail.yandex.net [37.140.190.177]) by lists.linaro.org (Postfix) with ESMTPS id 08C336445F for ; Wed, 6 Sep 2017 13:00:42 +0000 (UTC) Received: from mxback10g.mail.yandex.net (mxback10g.mail.yandex.net [IPv6:2a02:6b8:0:1472:2741:0:8b7:171]) by forward103o.mail.yandex.net (Yandex) with ESMTP id B5BD858862A2 for ; Wed, 6 Sep 2017 16:00:40 +0300 (MSK) Received: from smtp2o.mail.yandex.net (smtp2o.mail.yandex.net [2a02:6b8:0:1a2d::26]) by mxback10g.mail.yandex.net (nwsmtp/Yandex) with ESMTP id zF9coEjt84-0eamP0Q0; Wed, 06 Sep 2017 16:00:40 +0300 Received: by smtp2o.mail.yandex.net (nwsmtp/Yandex) with ESMTPSA id tTHWjTBMQQ-0eXS2rwc; Wed, 06 Sep 2017 16:00:40 +0300 (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (Client certificate not present) From: Github ODP bot To: lng-odp@lists.linaro.org Date: Wed, 6 Sep 2017 16:00:28 +0300 Message-Id: <1504702829-13921-2-git-send-email-odpbot@yandex.ru> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1504702829-13921-1-git-send-email-odpbot@yandex.ru> References: <1504702829-13921-1-git-send-email-odpbot@yandex.ru> Github-pr-num: 152 Subject: [lng-odp] [PATCH API-NEXT v6 1/2] api: pool: add min and max headroom in capability X-BeenThere: lng-odp@lists.linaro.org X-Mailman-Version: 2.1.16 Precedence: list List-Id: "The OpenDataPlane \(ODP\) List" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: lng-odp-bounces@lists.linaro.org Sender: "lng-odp" From: Balasubramanian Manoharan Adds pool minimum and maximum headroom in pool capability Signed-off-by: Balasubramanian Manoharan --- /** Email created from pull request 152 (bala-manoharan:pool_headroom) ** https://github.com/Linaro/odp/pull/152 ** Patch: https://github.com/Linaro/odp/pull/152.patch ** Base sha: 4eae04e80a634c17ac276bb06bce468cbe28cde0 ** Merge commit sha: 998193a656d35d26c49f1c5b6254d75f5eab0974 **/ include/odp/api/spec/pool.h | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/include/odp/api/spec/pool.h b/include/odp/api/spec/pool.h index 6fc5b6b4..164ae25e 100644 --- a/include/odp/api/spec/pool.h +++ b/include/odp/api/spec/pool.h @@ -97,6 +97,13 @@ typedef struct odp_pool_capability_t { * packet input and user allocated packets.*/ uint32_t min_headroom; + /** Maximum packet level headroom length in bytes + * + * The maximum value of packet pool 'min_headroom' parameter + * that can be configured. This value applies to both ODP + * packet input and user allocated packets.*/ + uint32_t max_headroom; + /** Minimum packet level tailroom length in bytes * * The minimum number of tailroom bytes that newly created @@ -214,6 +221,17 @@ typedef struct odp_pool_param_t { defined by pool capability pkt.max_uarea_size. Specify as 0 if no user area is needed. */ uint32_t uarea_size; + + /** Minimum Headroom size in bytes. Minimum number of + bytes of space preceding packet data to reserve for + use as headroom. Each newly allocated packet from + the pool must have at least this much headroom. + Must not exceed the implementation defined + 'max_headroom' in odp_pool_capability(). + @note If application does not require headroom it + can configure 'min_headroom' as zero and + implementation may or may not allocate headroom. */ + uint32_t min_headroom; } pkt; /** Parameters for timeout pools */