From patchwork Fri Oct 28 22:57:15 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Anirban Chakraborty X-Patchwork-Id: 122510 X-Patchwork-Delegate: davem@davemloft.net Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 433131007DB for ; Sat, 29 Oct 2011 10:09:53 +1100 (EST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933790Ab1J1XJl (ORCPT ); Fri, 28 Oct 2011 19:09:41 -0400 Received: from am1ehsobe003.messaging.microsoft.com ([213.199.154.206]:44100 "EHLO AM1EHSOBE003.bigfish.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933781Ab1J1XJk (ORCPT ); Fri, 28 Oct 2011 19:09:40 -0400 Received: from mail21-am1-R.bigfish.com (10.3.201.244) by AM1EHSOBE003.bigfish.com (10.3.204.23) with Microsoft SMTP Server id 14.1.225.22; Fri, 28 Oct 2011 23:09:29 +0000 Received: from mail21-am1 (localhost.localdomain [127.0.0.1]) by mail21-am1-R.bigfish.com (Postfix) with ESMTP id CA8332B006A; Fri, 28 Oct 2011 23:09:34 +0000 (UTC) X-SpamScore: 0 X-BigFish: VPS0(zzzz1202hzz8275bhz2fh2a8h668h839h61h) X-Spam-TCS-SCL: 0:0 X-Forefront-Antispam-Report: CIP:198.70.193.61; KIP:(null); UIP:(null); IPVD:NLI; H:avexcashub1.qlogic.com; RD:avexcashub1.qlogic.com; EFVD:NLI Received-SPF: pass (mail21-am1: domain of qlogic.com designates 198.70.193.61 as permitted sender) client-ip=198.70.193.61; envelope-from=anirban.chakraborty@qlogic.com; helo=avexcashub1.qlogic.com ; 1.qlogic.com ; Received: from mail21-am1 (localhost.localdomain [127.0.0.1]) by mail21-am1 (MessageSwitch) id 1319843374544447_8689; Fri, 28 Oct 2011 23:09:34 +0000 (UTC) Received: from AM1EHSMHS019.bigfish.com (unknown [10.3.201.247]) by mail21-am1.bigfish.com (Postfix) with ESMTP id 7DA1D17D805A; Fri, 28 Oct 2011 23:09:34 +0000 (UTC) Received: from avexcashub1.qlogic.com (198.70.193.61) by AM1EHSMHS019.bigfish.com (10.3.206.22) with Microsoft SMTP Server (TLS) id 14.1.225.22; Fri, 28 Oct 2011 23:09:27 +0000 Received: from mx.mv.qlogic.com (10.29.3.18) by avexcashub1.qlc.com (10.1.4.161) with Microsoft SMTP Server id 8.3.192.1; Fri, 28 Oct 2011 16:09:30 -0700 Received: from lnxdev-sm-001.mv.qlogic.com (dut6217.mv.qlogic.com [172.29.56.217]) by mx.mv.qlogic.com (Postfix) with ESMTP id 51613E4C51; Fri, 28 Oct 2011 16:09:32 -0700 (PDT) Received: by lnxdev-sm-001.mv.qlogic.com (Postfix, from userid 0) id 3DA9914A6B3; Fri, 28 Oct 2011 15:57:16 -0700 (PDT) From: Anirban Chakraborty To: David Miller CC: netdev , Dept_NX_Linux_NIC_Driver , Sucheta Chakraborty Subject: [PATCH 5/5] qlcnic: fix beacon and LED test. Date: Fri, 28 Oct 2011 15:57:15 -0700 Message-ID: <1319842636-14936-5-git-send-email-anirban.chakraborty@qlogic.com> X-Mailer: git-send-email 1.6.0.2 In-Reply-To: <1319842636-14936-1-git-send-email-anirban.chakraborty@qlogic.com> References: <1319842636-14936-1-git-send-email-anirban.chakraborty@qlogic.com> MIME-Version: 1.0 X-OriginatorOrg: qlogic.com Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Sucheta Chakraborty o Updated version number to 5.0.25 o Do not hold onto RESETTING_BIT for entire duration of LED/ beacon test. Instead, just checking for RESETTING_BIT not set before sending config_led command down to card. o Take rtnl_lock instead of RESETTING_BIT for beacon test while sending config_led command down to make sure interface cannot be brought up/ down. o Allocate and free resources if interface is down before sending the config_led command. This is to make sure config_led command sending doesn't fail. o Clear QLCNIC_LED_ENABLE bit if beacon/ LED test fails to start. Signed-off-by: Sucheta Chakraborty Signed-off-by: Anirban Chakraborty --- drivers/net/ethernet/qlogic/qlcnic/qlcnic.h | 4 +- .../net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c | 45 +++++++++++++------ drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c | 39 ++++++++++------- 3 files changed, 57 insertions(+), 31 deletions(-) diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h b/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h index 2fd1ba8..7ed53db 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h @@ -36,8 +36,8 @@ #define _QLCNIC_LINUX_MAJOR 5 #define _QLCNIC_LINUX_MINOR 0 -#define _QLCNIC_LINUX_SUBVERSION 24 -#define QLCNIC_LINUX_VERSIONID "5.0.24" +#define _QLCNIC_LINUX_SUBVERSION 25 +#define QLCNIC_LINUX_VERSIONID "5.0.25" #define QLCNIC_DRV_IDC_VER 0x01 #define QLCNIC_DRIVER_VERSION ((_QLCNIC_LINUX_MAJOR << 16) |\ (_QLCNIC_LINUX_MINOR << 8) | (_QLCNIC_LINUX_SUBVERSION)) diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c index 5d8bec2..8aa1c6e 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c @@ -935,31 +935,49 @@ static int qlcnic_set_led(struct net_device *dev, { struct qlcnic_adapter *adapter = netdev_priv(dev); int max_sds_rings = adapter->max_sds_rings; + int err = -EIO, active = 1; + + if (adapter->op_mode == QLCNIC_NON_PRIV_FUNC) { + netdev_warn(dev, "LED test not supported for non " + "privilege function\n"); + return -EOPNOTSUPP; + } switch (state) { case ETHTOOL_ID_ACTIVE: if (test_and_set_bit(__QLCNIC_LED_ENABLE, &adapter->state)) return -EBUSY; - if (!test_bit(__QLCNIC_DEV_UP, &adapter->state)) { - if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state)) - return -EIO; + if (test_bit(__QLCNIC_RESETTING, &adapter->state)) + break; - if (qlcnic_diag_alloc_res(dev, QLCNIC_LED_TEST)) { - clear_bit(__QLCNIC_RESETTING, &adapter->state); - return -EIO; - } + if (!test_bit(__QLCNIC_DEV_UP, &adapter->state)) { + if (qlcnic_diag_alloc_res(dev, QLCNIC_LED_TEST)) + break; set_bit(__QLCNIC_DIAG_RES_ALLOC, &adapter->state); } - if (adapter->nic_ops->config_led(adapter, 1, 0xf) == 0) - return 0; + if (adapter->nic_ops->config_led(adapter, 1, 0xf) == 0) { + err = 0; + break; + } dev_err(&adapter->pdev->dev, "Failed to set LED blink state.\n"); break; case ETHTOOL_ID_INACTIVE: + active = 0; + + if (test_bit(__QLCNIC_RESETTING, &adapter->state)) + break; + + if (!test_bit(__QLCNIC_DEV_UP, &adapter->state)) { + if (qlcnic_diag_alloc_res(dev, QLCNIC_LED_TEST)) + break; + set_bit(__QLCNIC_DIAG_RES_ALLOC, &adapter->state); + } + if (adapter->nic_ops->config_led(adapter, 0, 0xf)) dev_err(&adapter->pdev->dev, "Failed to reset LED blink state.\n"); @@ -970,14 +988,13 @@ static int qlcnic_set_led(struct net_device *dev, return -EINVAL; } - if (test_and_clear_bit(__QLCNIC_DIAG_RES_ALLOC, &adapter->state)) { + if (test_and_clear_bit(__QLCNIC_DIAG_RES_ALLOC, &adapter->state)) qlcnic_diag_free_res(dev, max_sds_rings); - clear_bit(__QLCNIC_RESETTING, &adapter->state); - } - clear_bit(__QLCNIC_LED_ENABLE, &adapter->state); + if (!active || err) + clear_bit(__QLCNIC_LED_ENABLE, &adapter->state); - return -EIO; + return err; } static void diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c index 2edffce..0bd1638 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c @@ -3504,11 +3504,16 @@ qlcnic_store_beacon(struct device *dev, { struct qlcnic_adapter *adapter = dev_get_drvdata(dev); int max_sds_rings = adapter->max_sds_rings; - int dev_down = 0; u16 beacon; u8 b_state, b_rate; int err; + if (adapter->op_mode == QLCNIC_NON_PRIV_FUNC) { + dev_warn(dev, "LED test not supported for non " + "privilege function\n"); + return -EOPNOTSUPP; + } + if (len != sizeof(u16)) return QL_STATUS_INVALID_PARAM; @@ -3520,36 +3525,40 @@ qlcnic_store_beacon(struct device *dev, if (adapter->ahw->beacon_state == b_state) return len; + rtnl_lock(); + if (!adapter->ahw->beacon_state) - if (test_and_set_bit(__QLCNIC_LED_ENABLE, &adapter->state)) + if (test_and_set_bit(__QLCNIC_LED_ENABLE, &adapter->state)) { + rtnl_unlock(); return -EBUSY; + } + + if (test_bit(__QLCNIC_RESETTING, &adapter->state)) { + err = -EIO; + goto out; + } if (!test_bit(__QLCNIC_DEV_UP, &adapter->state)) { - if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state)) - return -EIO; err = qlcnic_diag_alloc_res(adapter->netdev, QLCNIC_LED_TEST); - if (err) { - clear_bit(__QLCNIC_RESETTING, &adapter->state); - clear_bit(__QLCNIC_LED_ENABLE, &adapter->state); - return err; - } - dev_down = 1; + if (err) + goto out; + set_bit(__QLCNIC_DIAG_RES_ALLOC, &adapter->state); } err = qlcnic_config_led(adapter, b_state, b_rate); if (!err) { - adapter->ahw->beacon_state = b_state; err = len; + adapter->ahw->beacon_state = b_state; } - if (dev_down) { + if (test_and_clear_bit(__QLCNIC_DIAG_RES_ALLOC, &adapter->state)) qlcnic_diag_free_res(adapter->netdev, max_sds_rings); - clear_bit(__QLCNIC_RESETTING, &adapter->state); - } - if (!b_state) + out: + if (!adapter->ahw->beacon_state) clear_bit(__QLCNIC_LED_ENABLE, &adapter->state); + rtnl_unlock(); return err; }