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dkim=none (message not signed) header.d=none;dpdk.org; dmarc=none action=none header.from=mellanox.com; Received: from DB7PR05MB4876.eurprd05.prod.outlook.com (2603:10a6:10:1d::32) by DBAPR05MB6936.eurprd05.prod.outlook.com (2603:10a6:10:18f::10) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3153.23; Thu, 9 Jul 2020 07:35:38 +0000 Received: from DB7PR05MB4876.eurprd05.prod.outlook.com ([fe80::8cb3:93cb:c3ef:4293]) by DB7PR05MB4876.eurprd05.prod.outlook.com ([fe80::8cb3:93cb:c3ef:4293%5]) with mapi id 15.20.3174.022; Thu, 9 Jul 2020 07:35:38 +0000 From: Parav Pandit To: dev@dpdk.org, grive@u256.net, ferruh.yigit@intel.com, thomas@monjalon.net Cc: rasland@mellanox.com, orika@mellanox.com, matan@mellanox.com, joyce.kong@arm.com, Parav Pandit , =?utf-8?q?Morten_Br?= =?utf-8?q?=C3=B8rup?= Date: Thu, 9 Jul 2020 10:34:44 +0300 Message-Id: <20200709073452.948894-2-parav@mellanox.com> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200709073452.948894-1-parav@mellanox.com> References: <20200610171728.89-2-parav@mellanox.com> <20200709073452.948894-1-parav@mellanox.com> X-ClientProxiedBy: SN4PR0501CA0104.namprd05.prod.outlook.com (2603:10b6:803:42::21) To DB7PR05MB4876.eurprd05.prod.outlook.com (2603:10a6:10:1d::32) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from sw-mtx-036.mtx.labs.mlnx (208.176.44.194) by SN4PR0501CA0104.namprd05.prod.outlook.com (2603:10b6:803:42::21) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3195.9 via Frontend Transport; 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Introduce a generic bit macros so that such drivers avoid redefining same in multiple drivers. Signed-off-by: Parav Pandit Acked-by: Matan Azrad Acked-by: Morten Brørup --- Changelog: v4->v5: - Addressed comments from Morten Brørup - Renamed newly added macro to RTE_BIT64 - Added doxygen comment section for the macro v1->v2: - Addressed comments from Thomas and Gaten. - Avoided new file, added macro to rte_bitops.h --- lib/librte_eal/include/rte_bitops.h | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/lib/librte_eal/include/rte_bitops.h b/lib/librte_eal/include/rte_bitops.h index 740927f3b..ca46a110f 100644 --- a/lib/librte_eal/include/rte_bitops.h +++ b/lib/librte_eal/include/rte_bitops.h @@ -17,6 +17,14 @@ #include #include +/** + * Get the uint64_t value for a specified bit set. + * + * @param nr + * The bit number in range of 0 to 63. + */ +#define RTE_BIT64(nr) (UINT64_C(1) << (nr)) + /*------------------------ 32-bit relaxed operations ------------------------*/ /**