From mboxrd@z Thu Jan 1 00:00:00 1970 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 mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by smtp.lore.kernel.org (Postfix) with ESMTP id C83F5C624A4 for ; Thu, 3 Sep 2026 13:56:37 +0000 (UTC) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 0FD5942E4D; Thu, 3 Sep 2026 15:54:31 +0200 (CEST) Received: from inva021.nxp.com (inva021.nxp.com [92.121.34.21]) by mails.dpdk.org (Postfix) with ESMTP id A4E0442DC7 for ; Thu, 3 Sep 2026 15:54:24 +0200 (CEST) Received: from inva021.nxp.com (localhost [127.0.0.1]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 894D920047D; Thu, 3 Sep 2026 15:54:24 +0200 (CEST) Received: from aprdc01srsp001v.ap-rdc01.nxp.com (aprdc01srsp001v.ap-rdc01.nxp.com [165.114.16.16]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 534C820004C; Thu, 3 Sep 2026 15:54:24 +0200 (CEST) Received: from lsv031405.swis.in-blr01.nxp.com (lsv031405.swis.in-blr01.nxp.com [92.120.147.93]) by aprdc01srsp001v.ap-rdc01.nxp.com (Postfix) with ESMTP id 4D20818000B7; Thu, 3 Sep 2026 21:54:23 +0800 (+08) From: Prashant Gupta To: stephen@networkplumber.org, dev@dpdk.org Cc: Hemant Agrawal Subject: [PATCH 23/45] net/dpaa2: add minimum key size support Date: Thu, 3 Sep 2026 19:23:31 +0530 Message-ID: <20260903135353.3358303-24-prashant.gupta_3@nxp.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260903135353.3358303-1-prashant.gupta_3@nxp.com> References: <20260903135353.3358303-1-prashant.gupta_3@nxp.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Virus-Scanned: ClamAV using ClamSMTP X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org From: Hemant Agrawal The default size for a QoS key is 24 bytes. If the key size is smaller than the maximum, use the default (minimum) key size instead of always returning the maximum size (56 bytes). This allows smaller flow tables to be used when the extracted key fits within the default size. Signed-off-by: Hemant Agrawal --- drivers/net/dpaa2/dpaa2_flow.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/drivers/net/dpaa2/dpaa2_flow.c b/drivers/net/dpaa2/dpaa2_flow.c index 45660df31a..2662c358e4 100644 --- a/drivers/net/dpaa2/dpaa2_flow.c +++ b/drivers/net/dpaa2/dpaa2_flow.c @@ -26,8 +26,11 @@ static char *dpaa2_flow_control_log; static int dpaa2_sp_loaded = -1; +/* Default size of a key */ +#define DPNI_DEFAULT_KEY_SIZE 24 + enum dpaa2_flow_entry_size { - DPAA2_FLOW_ENTRY_MIN_SIZE = (DPNI_MAX_KEY_SIZE / 2), + DPAA2_FLOW_ENTRY_MIN_SIZE = DPNI_DEFAULT_KEY_SIZE, DPAA2_FLOW_ENTRY_MAX_SIZE = DPNI_MAX_KEY_SIZE }; @@ -4532,8 +4535,7 @@ dpaa2_flow_entry_size(uint16_t key_max_size) if (key_max_size > DPAA2_FLOW_ENTRY_MIN_SIZE) return DPAA2_FLOW_ENTRY_MAX_SIZE; - /* Current MC only support fixed entry size(56)*/ - return DPAA2_FLOW_ENTRY_MAX_SIZE; + return DPAA2_FLOW_ENTRY_MIN_SIZE; } static inline int -- 2.43.0