From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id EB4EAE7E65D for ; Tue, 26 Sep 2023 19:13:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230259AbjIZTNK (ORCPT ); Tue, 26 Sep 2023 15:13:10 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55758 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235692AbjIZTNJ (ORCPT ); Tue, 26 Sep 2023 15:13:09 -0400 Received: from esa.microchip.iphmx.com (esa.microchip.iphmx.com [68.232.153.233]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E57EF92 for ; Tue, 26 Sep 2023 12:13:02 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1695755582; x=1727291582; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=sCa8l0Ux4FXtGpEmip6qjgbY6By2mUjL+8SSq5iKemo=; b=uvky7YbbmGZcDlSRQSvfiFxAW3w9hk501iKjESBND5GV+tFunEYyCEh2 vB7gQSNbFts0jt93lHlG2mn72CBznJXfilw0RPyfvNuBUP/jToxXbMh7b AfrpKsw+hYcC9utCHfC6KxML1jyrnr0Fn7ue1aq68uJHe/49HUhBt8HS0 Yc5PZY6NlDmuWj7icABojN5AhWwaCDA4Io635K72lGz0hftyxZliThTdb Zzge4hRKMWhP/NgInaSKDJwtrW64UnE4W6Rp1IUmuuKtJzAeGnXWmwZjV dNOnASrO3I/08nzsZgGpGkOj2W2eSnP6RPsPTzomHKvIhZo0mYGC8HKZw A==; X-CSE-ConnectionGUID: 6wpaoI9/RNSONHv7NUfHng== X-CSE-MsgGUID: D1pvmoOjS2SPYzv+vfXrvA== X-ThreatScanner-Verdict: Negative X-IronPort-AV: E=Sophos;i="6.03,178,1694761200"; d="scan'208";a="6973990" X-Amp-Result: SKIPPED(no attachment in message) Received: from unknown (HELO email.microchip.com) ([170.129.1.10]) by esa1.microchip.iphmx.com with ESMTP/TLS/ECDHE-RSA-AES128-GCM-SHA256; 26 Sep 2023 12:13:01 -0700 Received: from chn-vm-ex04.mchp-main.com (10.10.85.152) by chn-vm-ex01.mchp-main.com (10.10.85.143) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.21; Tue, 26 Sep 2023 12:12:56 -0700 Received: from brunhilda.pdev.net (10.10.85.11) by chn-vm-ex04.mchp-main.com (10.10.85.152) with Microsoft SMTP Server id 15.1.2507.21 via Frontend Transport; Tue, 26 Sep 2023 12:12:56 -0700 From: Don Brace To: , CC: Subject: [PATCH v3 09/10] smartpqi: add device attributes Date: Tue, 26 Sep 2023 14:12:04 -0500 Message-ID: <20230926191206.627678-10-don.brace@microchip.com> X-Mailer: git-send-email 2.42.0.158.g94e83dcf5b In-Reply-To: <20230926191206.627678-1-don.brace@microchip.com> References: <20230926191206.627678-1-don.brace@microchip.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain Precedence: bulk List-ID: X-Mailing-List: linux-man@vger.kernel.org Add in some device level sysfs entry descriptions: lunid unique_id path_info raid_bypass_cnt sas_ncq_prio_enable These have already been provided by the driver. Reviewed-by: Scott Benesh Reviewed-by: Scott Teel Reviewed-by: Mike McGowen Reviewed-by: Kevin Barnett Signed-off-by: Don Brace --- man4/smartpqi.4 | 91 +++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 91 insertions(+) diff --git a/man4/smartpqi.4 b/man4/smartpqi.4 index 19708a01f531..3de8b0c97423 100644 --- a/man4/smartpqi.4 +++ b/man4/smartpqi.4 @@ -356,6 +356,97 @@ $ \c 0 .EE .in +.TP +.IR /sys/class/scsi_disk/c : b : t : l/device/lunid +The +.I lunid +attribute is read-only. +This attribute contains the SCSI LUN ID for the device. +.IP +For example: +.IP +.in +4n +.EX +$ \c +.B cat /sys/class/scsi_disk/13:1:0:3/device/lunid +0x0300004000000000 +.EE +.in +.TP +.IR /sys/class/scsi_disk/c : b : t : l/device/unique_id +The +.I unique_id +attribute is read-only. +This attribute contains a 16-byte ID that uniquely identifies the device within the controller. +.IP +For example: +.IP +.in +4n +.EX +$ \c +.B cat /sys/class/scsi_disk/13:1:0:3/device/unique_id +600508B1001C6D4723A8E98D704FDB94 +.EE +.in +.TP +.IR /sys/class/scsi_disk/c : b : t : l/device/path_info +The +.I path_info +attribute is read-only. +This attribute contains the c:b:t:l of the device along with the device type and whether the device is Active or Inactive. If the device is an HBA device, +.I path_info +will also display the PORT, BOX, and BAY the device is plugged into. +.IP +For example: +.IP +.in +4n +.EX +$ \c +.B cat /sys/class/scsi_disk/13:1:0:3/device/path_info +[13:1:0:3] Direct-Access Active + +$ \c +.B cat /sys/class/scsi_disk/12:0:9:0/device/path_info +[12:0:9:0] Direct-Access PORT: C1 BOX: 1 BAY: 14 Inactive +[12:0:9:0] Direct-Access PORT: C0 BOX: 1 BAY: 14 Active +.EE +.in +.TP +.IR /sys/class/scsi_disk/13:1:0:3/device/raid_bypass_cnt +The +.I raid_bypass_cnt +attribute is read-only. +This attribute contains the number of I/O requests that have gone through the +ioaccel path for ioaccel-enabled volumes. See the +.BI ssd_smart_path_enabled +disk attribute section for details on ioaccel-enabled volumes. +.IP +For example: +.IP +.in +4n +.EX +$ \c +.B cat /sys/class/scsi_disk/13:1:0:3/device/raid_bypass_cnt +0x300 +.EE +.in +.TP +.IR /sys/class/scsi_disk/13:1:0:3/device/sas_ncq_prio_enable +The +.I sas_ncq_prio_enable +attribute is read/write. +This attribute enables SATA NCQ priority support. +This attribute works only when device has NCQ support and +controller firmware can handle IO with NCQ priority attribute. +.IP +For example: +.IP +.in +4n +.EX +$ \c +.B echo 1 > /sys/class/scsi_disk/13:1:0:3/device/sas_ncq_prio_enable +.EE +.in .SH VERSIONS The .B smartpqi -- 2.42.0.158.g94e83dcf5b