From patchwork Tue Aug 8 11:45:03 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: lizetao X-Patchwork-Id: 13346605 X-Patchwork-Delegate: kuba@kernel.org Received: from lindbergh.monkeyblade.net (lindbergh.monkeyblade.net [23.128.96.19]) (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 9CFBE1BB45 for ; Tue, 8 Aug 2023 18:02:44 +0000 (UTC) Received: from szxga01-in.huawei.com (szxga01-in.huawei.com [45.249.212.187]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B5E89268ED for ; Tue, 8 Aug 2023 10:49:27 -0700 (PDT) Received: from kwepemi500012.china.huawei.com (unknown [172.30.72.56]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4RKrrT4mQ7ztRwj; Tue, 8 Aug 2023 19:42:01 +0800 (CST) Received: from huawei.com (10.90.53.73) by kwepemi500012.china.huawei.com (7.221.188.12) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.27; Tue, 8 Aug 2023 19:45:29 +0800 From: Li Zetao To: , , , , , , , , , CC: , Subject: [PATCH net-next 2/3] octeontx2-af: Use u64_to_ether_addr() to convert ethernet address Date: Tue, 8 Aug 2023 19:45:03 +0800 Message-ID: <20230808114504.4036008-3-lizetao1@huawei.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230808114504.4036008-1-lizetao1@huawei.com> References: <20230808114504.4036008-1-lizetao1@huawei.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Originating-IP: [10.90.53.73] X-ClientProxiedBy: dggems703-chm.china.huawei.com (10.3.19.180) To kwepemi500012.china.huawei.com (7.221.188.12) X-CFilter-Loop: Reflected X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00,RCVD_IN_DNSWL_MED, RCVD_IN_MSPIKE_H5,RCVD_IN_MSPIKE_WL,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net X-Patchwork-Delegate: kuba@kernel.org Use u64_to_ether_addr() to convert a u64 value to an Ethernet MAC address, instead of directly calculating, as this is exactly what this function does. Signed-off-by: Li Zetao --- drivers/net/ethernet/marvell/octeontx2/af/rvu_cgx.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu_cgx.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu_cgx.c index 095b2cc4a699..b3f766b970ca 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_cgx.c +++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_cgx.c @@ -686,7 +686,7 @@ int rvu_mbox_handler_cgx_mac_addr_get(struct rvu *rvu, { int pf = rvu_get_pf(req->hdr.pcifunc); u8 cgx_id, lmac_id; - int rc = 0, i; + int rc = 0; u64 cfg; if (!is_cgx_config_permitted(rvu, req->hdr.pcifunc)) @@ -697,8 +697,7 @@ int rvu_mbox_handler_cgx_mac_addr_get(struct rvu *rvu, rsp->hdr.rc = rc; cfg = cgx_lmac_addr_get(cgx_id, lmac_id); /* copy 48 bit mac address to req->mac_addr */ - for (i = 0; i < ETH_ALEN; i++) - rsp->mac_addr[i] = cfg >> (ETH_ALEN - 1 - i) * 8; + u64_to_ether_addr(cfg, rsp->mac_addr); return 0; }