From patchwork Tue Aug 8 11:45:02 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: lizetao X-Patchwork-Id: 13346604 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 7835818035 for ; Tue, 8 Aug 2023 18:02:44 +0000 (UTC) Received: from szxga02-in.huawei.com (szxga02-in.huawei.com [45.249.212.188]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7155E23372 for ; Tue, 8 Aug 2023 10:41:22 -0700 (PDT) Received: from kwepemi500012.china.huawei.com (unknown [172.30.72.53]) by szxga02-in.huawei.com (SkyGuard) with ESMTP id 4RKrrT0xyPzNn00; 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 19:45:28 +0800 From: Li Zetao To: , , , , , , , , , CC: , Subject: [PATCH net-next 1/3] octeontx2-af: Remove redundant functions mac2u64() and cfg2mac() Date: Tue, 8 Aug 2023 19:45:02 +0800 Message-ID: <20230808114504.4036008-2-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=-1.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_BLOCKED,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 The mac2u64() is used to convert an Ethernet MAC address into a u64 value, as this is exactly what ether_addr_to_u64() does. Similarly, the cfg2mac() is also the case. Use ether_addr_to_u64() and u64_to_ether_addr() instead of these two. Signed-off-by: Li Zetao --- .../net/ethernet/marvell/octeontx2/af/cgx.c | 26 +++---------------- 1 file changed, 4 insertions(+), 22 deletions(-) diff --git a/drivers/net/ethernet/marvell/octeontx2/af/cgx.c b/drivers/net/ethernet/marvell/octeontx2/af/cgx.c index 592037f4e55b..988383e20bb8 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/cgx.c +++ b/drivers/net/ethernet/marvell/octeontx2/af/cgx.c @@ -223,24 +223,6 @@ int cgx_get_link_info(void *cgxd, int lmac_id, return 0; } -static u64 mac2u64 (u8 *mac_addr) -{ - u64 mac = 0; - int index; - - for (index = ETH_ALEN - 1; index >= 0; index--) - mac |= ((u64)*mac_addr++) << (8 * index); - return mac; -} - -static void cfg2mac(u64 cfg, u8 *mac_addr) -{ - int i, index = 0; - - for (i = ETH_ALEN - 1; i >= 0; i--, index++) - mac_addr[i] = (cfg >> (8 * index)) & 0xFF; -} - int cgx_lmac_addr_set(u8 cgx_id, u8 lmac_id, u8 *mac_addr) { struct cgx *cgx_dev = cgx_get_pdata(cgx_id); @@ -255,7 +237,7 @@ int cgx_lmac_addr_set(u8 cgx_id, u8 lmac_id, u8 *mac_addr) /* copy 6bytes from macaddr */ /* memcpy(&cfg, mac_addr, 6); */ - cfg = mac2u64 (mac_addr); + cfg = ether_addr_to_u64(mac_addr); id = get_sequence_id_of_lmac(cgx_dev, lmac_id); @@ -322,7 +304,7 @@ int cgx_lmac_addr_add(u8 cgx_id, u8 lmac_id, u8 *mac_addr) index = id * lmac->mac_to_index_bmap.max + idx; - cfg = mac2u64 (mac_addr); + cfg = ether_addr_to_u64(mac_addr); cfg |= CGX_DMAC_CAM_ADDR_ENABLE; cfg |= ((u64)lmac_id << 49); cgx_write(cgx_dev, 0, (CGXX_CMRX_RX_DMAC_CAM0 + (index * 0x8)), cfg); @@ -405,7 +387,7 @@ int cgx_lmac_addr_update(u8 cgx_id, u8 lmac_id, u8 *mac_addr, u8 index) cfg = cgx_read(cgx_dev, 0, (CGXX_CMRX_RX_DMAC_CAM0 + (index * 0x8))); cfg &= ~CGX_RX_DMAC_ADR_MASK; - cfg |= mac2u64 (mac_addr); + cfg |= ether_addr_to_u64(mac_addr); cgx_write(cgx_dev, 0, (CGXX_CMRX_RX_DMAC_CAM0 + (index * 0x8)), cfg); return 0; @@ -441,7 +423,7 @@ int cgx_lmac_addr_del(u8 cgx_id, u8 lmac_id, u8 index) /* Read MAC address to check whether it is ucast or mcast */ cfg = cgx_read(cgx_dev, 0, (CGXX_CMRX_RX_DMAC_CAM0 + (index * 0x8))); - cfg2mac(cfg, mac); + u64_to_ether_addr(cfg, mac); if (is_multicast_ether_addr(mac)) lmac->mcast_filters_count--;