From patchwork Sun Jul 16 08:49:23 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jie Luo X-Patchwork-Id: 13314776 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 362D47483 for ; Sun, 16 Jul 2023 08:50:19 +0000 (UTC) Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 23A3D172B; Sun, 16 Jul 2023 01:50:17 -0700 (PDT) Received: from pps.filterd (m0279866.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 36G8o4XL003214; Sun, 16 Jul 2023 08:50:04 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-type; s=qcppdkim1; bh=+Xrs7DZCC/z2iXTf8yNfUWldVKLycDsXp36wq/LoYQU=; b=AV9Jki7oG8Eix2Ks2f7kYRFJEQ60PB2BQOb1sFhIbzNiAoqGjeZUg4vB9kR8h6BJlP18 YTauEmDd0SY22UbhxqXoifeK+2x9Ig27uJxqFqvrb0dvE+nXISr2IwLUSVSdIkG8XGTn 5Os5s9WH9Wq3vZopEN7e1vd/G3yTEEPgAJx+H40uIY+LyQPMt5lkpES1RwEw+vUi9sNw usPT72hhRit6OGyglYW/ocLmHg/lEhV01VGS98PQp2Ac7iV7z1+q1Aaze4lfehfQrYbZ pg93lISrL28nRM63XWW2ZTXWLK9RmShBZxsavKW8hRM383xToC1l6AVxdLimgw3OgBPv 3w== Received: from nalasppmta02.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3run0e9a3m-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Sun, 16 Jul 2023 08:50:04 +0000 Received: from nalasex01c.na.qualcomm.com (nalasex01c.na.qualcomm.com [10.47.97.35]) by NALASPPMTA02.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 36G8o3dl025290 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Sun, 16 Jul 2023 08:50:03 GMT Received: from akronite-sh-dev02.qualcomm.com (10.80.80.8) by nalasex01c.na.qualcomm.com (10.47.97.35) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.30; Sun, 16 Jul 2023 01:50:01 -0700 From: Luo Jie To: , , , , , , CC: , , Luo Jie Subject: [PATCH v3 5/6] net: phy: at803x: remove qca8081 1G fast retrain and slave seed config Date: Sun, 16 Jul 2023 16:49:23 +0800 Message-ID: <20230716084924.9714-6-quic_luoj@quicinc.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20230716084924.9714-1-quic_luoj@quicinc.com> References: <20230716084924.9714-1-quic_luoj@quicinc.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Originating-IP: [10.80.80.8] X-ClientProxiedBy: nasanex01a.na.qualcomm.com (10.52.223.231) To nalasex01c.na.qualcomm.com (10.47.97.35) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-GUID: rS7KPF3qShlEPrjwV5gzRVV3SwpesB_Q X-Proofpoint-ORIG-GUID: rS7KPF3qShlEPrjwV5gzRVV3SwpesB_Q X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.254,Aquarius:18.0.957,Hydra:6.0.591,FMLib:17.11.176.26 definitions=2023-07-15_14,2023-07-13_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 malwarescore=0 clxscore=1015 mlxscore=0 spamscore=0 lowpriorityscore=0 suspectscore=0 phishscore=0 impostorscore=0 bulkscore=0 mlxlogscore=999 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2306200000 definitions=main-2307160082 X-Spam-Status: No, score=-2.8 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_LOW,SPF_HELO_NONE, SPF_PASS,T_SCC_BODY_TEXT_LINE 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 fast retrain and slave seed configs are only applicable when the 2.5G ability is supported. Signed-off-by: Luo Jie Reviewed-by: Andrew Lunn --- drivers/net/phy/at803x.c | 50 +++++++++++++++++++++++++--------------- 1 file changed, 32 insertions(+), 18 deletions(-) diff --git a/drivers/net/phy/at803x.c b/drivers/net/phy/at803x.c index cb4c45c81a85..a141f133b8aa 100644 --- a/drivers/net/phy/at803x.c +++ b/drivers/net/phy/at803x.c @@ -1750,6 +1750,11 @@ static bool qca808x_is_prefer_master(struct phy_device *phydev) (phydev->master_slave_get == MASTER_SLAVE_CFG_MASTER_PREFERRED); } +static bool qca808x_has_fast_retrain_or_slave_seed(struct phy_device *phydev) +{ + return linkmode_test_bit(ETHTOOL_LINK_MODE_2500baseT_Full_BIT, phydev->supported); +} + static int qca808x_config_init(struct phy_device *phydev) { int ret; @@ -1766,20 +1771,24 @@ static int qca808x_config_init(struct phy_device *phydev) if (ret) return ret; - /* Config the fast retrain for the link 2500M */ - ret = qca808x_phy_fast_retrain_config(phydev); - if (ret) - return ret; - - ret = genphy_read_master_slave(phydev); - if (ret < 0) - return ret; - - if (!qca808x_is_prefer_master(phydev)) { - /* Enable seed and configure lower ramdom seed to make phy linked as slave mode */ - ret = qca808x_phy_ms_seed_enable(phydev, true); + if (qca808x_has_fast_retrain_or_slave_seed(phydev)) { + /* Config the fast retrain for the link 2500M */ + ret = qca808x_phy_fast_retrain_config(phydev); if (ret) return ret; + + ret = genphy_read_master_slave(phydev); + if (ret < 0) + return ret; + + if (!qca808x_is_prefer_master(phydev)) { + /* Enable seed and configure lower ramdom seed to make phy + * linked as slave mode. + */ + ret = qca808x_phy_ms_seed_enable(phydev, true); + if (ret) + return ret; + } } /* Configure adc threshold as 100mv for the link 10M */ @@ -1821,11 +1830,13 @@ static int qca808x_read_status(struct phy_device *phydev) * value is configured as the same value, the link can't be up and no link change * occurs. */ - if (phydev->master_slave_state == MASTER_SLAVE_STATE_ERR || - qca808x_is_prefer_master(phydev)) { - qca808x_phy_ms_seed_enable(phydev, false); - } else { - qca808x_phy_ms_seed_enable(phydev, true); + if (qca808x_has_fast_retrain_or_slave_seed(phydev)) { + if (phydev->master_slave_state == MASTER_SLAVE_STATE_ERR || + qca808x_is_prefer_master(phydev)) { + qca808x_phy_ms_seed_enable(phydev, false); + } else { + qca808x_phy_ms_seed_enable(phydev, true); + } } } @@ -1840,7 +1851,10 @@ static int qca808x_soft_reset(struct phy_device *phydev) if (ret < 0) return ret; - return qca808x_phy_ms_seed_enable(phydev, true); + if (qca808x_has_fast_retrain_or_slave_seed(phydev)) + ret = qca808x_phy_ms_seed_enable(phydev, true); + + return ret; } static bool qca808x_cdt_fault_length_valid(int cdt_code)