Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758463AbcCVHwY (ORCPT ); Tue, 22 Mar 2016 03:52:24 -0400 Received: from szxga02-in.huawei.com ([119.145.14.65]:34668 "EHLO szxga02-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752085AbcCVHvp (ORCPT ); Tue, 22 Mar 2016 03:51:45 -0400 From: Yisen Zhuang To: CC: , , , , , , , , , , , , , Subject: [PATCH V2 net 05/10] net: hns: set xge statistic reg as read only Date: Tue, 22 Mar 2016 16:06:26 +0800 Message-ID: <1458633991-64313-6-git-send-email-Yisen.Zhuang@huawei.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1458633991-64313-1-git-send-email-Yisen.Zhuang@huawei.com> References: <1458633991-64313-1-git-send-email-Yisen.Zhuang@huawei.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.67.212.75] X-CFilter-Loop: Reflected X-Mirapoint-Virus-RAPID-Raw: score=unknown(0), refid=str=0001.0A020205.56F0F89E.01D0,ss=1,re=0.000,recu=0.000,reip=0.000,cl=1,cld=1,fgs=0, ip=0.0.0.0, so=2013-06-18 04:22:30, dmn=2013-03-21 17:37:32 X-Mirapoint-Loop-Id: 14fa152c631fe5b78698f1b8d893845d Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1207 Lines: 31 From: Qianqian Xie As the user manual of HNS V2 describs, XGE_DFX_CTRL_CFG.xge_dfx_ctrl_cfg should be configed as zero if we want xge statistic reg to be read only. But HNS V1 gets the other meanings. It needs to be identified the process and then config it rightly. Signed-off-by: Qianqian Xie Signed-off-by: Yisen Zhuang --- drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c index 38fc5be..5c1ac9b 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c @@ -748,8 +748,9 @@ static void hns_dsaf_tbl_stat_en(struct dsaf_device *dsaf_dev) */ static void hns_dsaf_rocee_bp_en(struct dsaf_device *dsaf_dev) { - dsaf_set_dev_bit(dsaf_dev, DSAF_XGE_CTRL_SIG_CFG_0_REG, - DSAF_FC_XGE_TX_PAUSE_S, 1); + if (AE_IS_VER1(dsaf_dev->dsaf_ver)) + dsaf_set_dev_bit(dsaf_dev, DSAF_XGE_CTRL_SIG_CFG_0_REG, + DSAF_FC_XGE_TX_PAUSE_S, 1); } /* set msk for dsaf exception irq*/ -- 1.9.1