From patchwork Tue Jun 25 11:04:30 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chandrakanth Patil X-Patchwork-Id: 11015299 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 83E7514B6 for ; Tue, 25 Jun 2019 11:05:32 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 752681FE8B for ; Tue, 25 Jun 2019 11:05:32 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 68D9228610; Tue, 25 Jun 2019 11:05:32 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.0 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id C4D1B1FE8B for ; Tue, 25 Jun 2019 11:05:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730157AbfFYLFb (ORCPT ); Tue, 25 Jun 2019 07:05:31 -0400 Received: from mail-pl1-f196.google.com ([209.85.214.196]:36547 "EHLO mail-pl1-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726419AbfFYLFb (ORCPT ); Tue, 25 Jun 2019 07:05:31 -0400 Received: by mail-pl1-f196.google.com with SMTP id k8so8677816plt.3 for ; Tue, 25 Jun 2019 04:05:30 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=broadcom.com; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=M5Ikn0WwF0jEYEACrmAo3QQIMRMmJhSVmksSrHy10kE=; b=RreL/fvgJFCzzZq1KQgOlvNEYP5SRK7t3sPUZtQo9d0oeLU4ha3Wcevq8e4gbxHwaQ XqZSCBrv8L8LHVJsO01/m0gCRwudKse5EPNkCO4fZpyurmF8hBpSxI/St6fjG7MyJFPT 4OsbVni0XcvEY2WYsdobGxeAMF/ZCXCkfWlBk= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=M5Ikn0WwF0jEYEACrmAo3QQIMRMmJhSVmksSrHy10kE=; b=EjdcqpoVXsZdAAr2lN/Uqxx4or7bzzgqC15hZwySqbp+2srUERidldb96UN+J6AmQX BOV97P0YdRxJanRrxSROq7yzgmsmMbCtlhvo2OlNYtcozBZv/Vi1x45JPcHkt2QuIajy F14j+Ekvx7qKE5ZBqxU8+OYQ6UfPlTDX2wGt5PQIYM8p90osHrUdtmmo+YrPvcSnUl9F c10waHM9ZngXw+sgm9+CADijrMHQ5lcCZv+Pj6dg1wZWxw3UTiElW6LrtiLckCNsy1JT kADBot57kLOXG4peXeRcNuShX0WZfVNBHQZYmTmnYEUqVVFUu+A7brtu2SpJRPG3JYf8 qMJw== X-Gm-Message-State: APjAAAVQQG65yfciBNIqmgXfzx26iGUfjrLfp8pmPAqJIKQ4usIiOFRI J9caZx1ru6Z+uHh2hQxy/BEHudr3WcyJCW23yfg2hDZMNVJ1f0C5UvYvvNd2krA6TVTQruk3IUE hkQ+NaRjLo4Z6ybfl5u3zt+dt2M/E8BSx3a5wi5na7ncEYAZfxP2/HBjv0F+tAtA4c71yHS5QHo 0ykwC39Kx93OVo X-Google-Smtp-Source: APXvYqxLJKefa6cXFGH34xEtLj6l3sWJwuLk2zkxtHI7IQN5Q3P+h8DVTLSaNFtCzp6rkdo4WSaIFQ== X-Received: by 2002:a17:902:a5c5:: with SMTP id t5mr156477905plq.288.1561460729981; Tue, 25 Jun 2019 04:05:29 -0700 (PDT) Received: from dhcp-10-123-20-30.dhcp.broadcom.net ([192.19.234.250]) by smtp.gmail.com with ESMTPSA id t5sm14757389pgh.46.2019.06.25.04.05.27 (version=TLS1_3 cipher=AEAD-AES256-GCM-SHA384 bits=256/256); Tue, 25 Jun 2019 04:05:29 -0700 (PDT) From: Chandrakanth Patil To: linux-scsi@vger.kernel.org Cc: kashyap.desai@broadcom.com, sumit.saxena@broadcom.com, kiran-kumar.kasturi@broadcom.com, sankar.patra@broadcom.com, sasikumar.pc@broadcom.com, shivasharan.srikanteshwara@broadcom.com, anand.lodnoor@broadcom.com, Chandrakanth Patil Subject: [PATCH v3 12/18] megaraid_sas: Add support for MPI toolbox commands Date: Tue, 25 Jun 2019 16:34:30 +0530 Message-Id: <20190625110436.4703-13-chandrakanth.patil@broadcom.com> X-Mailer: git-send-email 2.9.5 In-Reply-To: <20190625110436.4703-1-chandrakanth.patil@broadcom.com> References: <20190625110436.4703-1-chandrakanth.patil@broadcom.com> Sender: linux-scsi-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Added driver support to allow passthrough MPI toolbox type MFI commands to firmware based on firmware capability. Signed-off-by: Sumit Saxena Signed-off-by: Chandrakanth Patil --- drivers/scsi/megaraid/megaraid_sas.h | 36 ++++++++++++++++++++++++++++- drivers/scsi/megaraid/megaraid_sas_base.c | 31 ++++++++++++++++++++++++- drivers/scsi/megaraid/megaraid_sas_fusion.c | 7 ++++++ 3 files changed, 72 insertions(+), 2 deletions(-) diff --git a/drivers/scsi/megaraid/megaraid_sas.h b/drivers/scsi/megaraid/megaraid_sas.h index cd63281..83baac3 100644 --- a/drivers/scsi/megaraid/megaraid_sas.h +++ b/drivers/scsi/megaraid/megaraid_sas.h @@ -208,6 +208,7 @@ enum MFI_CMD_OP { MFI_CMD_SMP = 0x7, MFI_CMD_STP = 0x8, MFI_CMD_NVME = 0x9, + MFI_CMD_TOOLBOX = 0xa, MFI_CMD_OP_COUNT, MFI_CMD_INVALID = 0xff }; @@ -1467,7 +1468,39 @@ struct megasas_ctrl_info { u8 reserved6[64]; - u32 rsvdForAdptOp[64]; + struct { + #if defined(__BIG_ENDIAN_BITFIELD) + u32 reserved:19; + u32 support_pci_lane_margining: 1; + u32 support_psoc_update:1; + u32 support_force_personality_change:1; + u32 support_fde_type_mix:1; + u32 support_snap_dump:1; + u32 support_nvme_tm:1; + u32 support_oce_only:1; + u32 support_ext_mfg_vpd:1; + u32 support_pcie:1; + u32 support_cvhealth_info:1; + u32 support_profile_change:2; + u32 mr_config_ext2_supported:1; + #else + u32 mr_config_ext2_supported:1; + u32 support_profile_change:2; + u32 support_cvhealth_info:1; + u32 support_pcie:1; + u32 support_ext_mfg_vpd:1; + u32 support_oce_only:1; + u32 support_nvme_tm:1; + u32 support_snap_dump:1; + u32 support_fde_type_mix:1; + u32 support_force_personality_change:1; + u32 support_psoc_update:1; + u32 support_pci_lane_margining: 1; + u32 reserved:19; + #endif + } adapter_operations5; + + u32 rsvdForAdptOp[63]; u8 reserved7[3]; @@ -2399,6 +2432,7 @@ struct megasas_instance { u8 enable_fw_dev_list; bool atomic_desc_support; bool support_seqnum_jbod_fp; + bool support_pci_lane_margining; }; struct MR_LD_VF_MAP { diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c b/drivers/scsi/megaraid/megaraid_sas_base.c index 81e708b..4c7a093 100644 --- a/drivers/scsi/megaraid/megaraid_sas_base.c +++ b/drivers/scsi/megaraid/megaraid_sas_base.c @@ -188,6 +188,7 @@ static u32 support_poll_for_event; u32 megasas_dbg_lvl; static u32 support_device_change; static bool support_nvme_encapsulation; +static bool support_pci_lane_margining; /* define lock for aen poll */ spinlock_t poll_aen_lock; @@ -3494,6 +3495,7 @@ megasas_complete_cmd(struct megasas_instance *instance, struct megasas_cmd *cmd, case MFI_CMD_SMP: case MFI_CMD_STP: case MFI_CMD_NVME: + case MFI_CMD_TOOLBOX: megasas_complete_int_cmd(instance, cmd); break; @@ -5099,6 +5101,7 @@ megasas_get_ctrl_info(struct megasas_instance *instance) le32_to_cpus((u32 *)&ci->adapterOperations2); le32_to_cpus((u32 *)&ci->adapterOperations3); le16_to_cpus((u16 *)&ci->adapter_operations4); + le32_to_cpus((u32 *)&ci->adapter_operations5); /* Update the latest Ext VD info. * From Init path, store current firmware details. @@ -5112,6 +5115,8 @@ megasas_get_ctrl_info(struct megasas_instance *instance) ci->adapter_operations4.support_pd_map_target_id; instance->support_nvme_passthru = ci->adapter_operations4.support_nvme_passthru; + instance->support_pci_lane_margining = + ci->adapter_operations5.support_pci_lane_margining; instance->task_abort_tmo = ci->TaskAbortTO; instance->max_reset_tmo = ci->MaxResetTO; @@ -5145,6 +5150,8 @@ megasas_get_ctrl_info(struct megasas_instance *instance) instance->task_abort_tmo, instance->max_reset_tmo); dev_info(&instance->pdev->dev, "JBOD sequence map support\t: %s\n", instance->support_seqnum_jbod_fp ? "Yes" : "No"); + dev_info(&instance->pdev->dev, "PCI Lane Margining support\t: %s\n", + instance->support_pci_lane_margining ? "Yes" : "No"); break; @@ -7793,7 +7800,9 @@ megasas_mgmt_fw_ioctl(struct megasas_instance *instance, if ((ioc->frame.hdr.cmd >= MFI_CMD_OP_COUNT) || ((ioc->frame.hdr.cmd == MFI_CMD_NVME) && - !instance->support_nvme_passthru)) { + !instance->support_nvme_passthru) || + ((ioc->frame.hdr.cmd == MFI_CMD_TOOLBOX) && + !instance->support_pci_lane_margining)) { dev_err(&instance->pdev->dev, "Received invalid ioctl command 0x%x\n", ioc->frame.hdr.cmd); @@ -8277,6 +8286,14 @@ support_nvme_encapsulation_show(struct device_driver *dd, char *buf) static DRIVER_ATTR_RO(support_nvme_encapsulation); +static ssize_t +support_pci_lane_margining_show(struct device_driver *dd, char *buf) +{ + return sprintf(buf, "%u\n", support_pci_lane_margining); +} + +static DRIVER_ATTR_RO(support_pci_lane_margining); + static inline void megasas_remove_scsi_device(struct scsi_device *sdev) { sdev_printk(KERN_INFO, sdev, "SCSI device is removed\n"); @@ -8546,6 +8563,7 @@ static int __init megasas_init(void) support_poll_for_event = 2; support_device_change = 1; support_nvme_encapsulation = true; + support_pci_lane_margining = true; memset(&megasas_mgmt_info, 0, sizeof(megasas_mgmt_info)); @@ -8602,8 +8620,17 @@ static int __init megasas_init(void) if (rval) goto err_dcf_support_nvme_encapsulation; + rval = driver_create_file(&megasas_pci_driver.driver, + &driver_attr_support_pci_lane_margining); + if (rval) + goto err_dcf_support_pci_lane_margining; + return rval; +err_dcf_support_pci_lane_margining: + driver_remove_file(&megasas_pci_driver.driver, + &driver_attr_support_nvme_encapsulation); + err_dcf_support_nvme_encapsulation: driver_remove_file(&megasas_pci_driver.driver, &driver_attr_support_device_change); @@ -8643,6 +8670,8 @@ static void __exit megasas_exit(void) driver_remove_file(&megasas_pci_driver.driver, &driver_attr_version); driver_remove_file(&megasas_pci_driver.driver, &driver_attr_support_nvme_encapsulation); + driver_remove_file(&megasas_pci_driver.driver, + &driver_attr_support_pci_lane_margining); pci_unregister_driver(&megasas_pci_driver); megasas_exit_debugfs(); diff --git a/drivers/scsi/megaraid/megaraid_sas_fusion.c b/drivers/scsi/megaraid/megaraid_sas_fusion.c index 058d22b..e124341 100644 --- a/drivers/scsi/megaraid/megaraid_sas_fusion.c +++ b/drivers/scsi/megaraid/megaraid_sas_fusion.c @@ -4246,6 +4246,13 @@ void megasas_refire_mgmt_cmd(struct megasas_instance *instance) } break; + case MFI_CMD_TOOLBOX: + if (!instance->support_pci_lane_margining) { + cmd_mfi->frame->hdr.cmd_status = MFI_STAT_INVALID_CMD; + result = COMPLETE_CMD; + } + + break; default: break; }