From patchwork Fri Aug 6 11:11:43 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Damien Le Moal X-Patchwork-Id: 12423227 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B3EA8C43216 for ; Fri, 6 Aug 2021 11:12:09 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8AEDB611BF for ; Fri, 6 Aug 2021 11:12:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S245327AbhHFLMX (ORCPT ); Fri, 6 Aug 2021 07:12:23 -0400 Received: from esa6.hgst.iphmx.com ([216.71.154.45]:47136 "EHLO esa6.hgst.iphmx.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S245377AbhHFLMP (ORCPT ); Fri, 6 Aug 2021 07:12:15 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=wdc.com; i=@wdc.com; q=dns/txt; s=dkim.wdc.com; t=1628248321; x=1659784321; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=pk+lhm8JBHwvIjXHR2WChMXDt5SKOnHmtBL2xd0eUh0=; b=P2DoOAXVWQ3FsqsDODX66Ho8kxaR5GqheDYbSvWrGB19auv0JB/dAOGc Xd7T4yHft+/N9ENKXILb62PlJ6O8OT2h/tDEniQYeTyVc1tJ4irT9vsUe YpYCWK4mCn25i786Wp1QvQSER0EKs+DyqpnGb6tonuka4KPxhETyGyIVJ tlgqDKQEPLql0w89ZgIsj2GyXCdIcD4yTNu/VXSgVsejYjmt2sgI6PBn5 KHwMglYUSPRV1qSOGgAJZwu06VGQvvasgPXk6R72/U74dMa27+UZFr+Do vHwYAN2lOJZvNcWv+5W8oCRPctLoNAzhrOj4NnSc2zvTH8UR7kWLPpyHa Q==; X-IronPort-AV: E=Sophos;i="5.84,300,1620662400"; d="scan'208";a="177055562" Received: from uls-op-cesaip02.wdc.com (HELO uls-op-cesaep02.wdc.com) ([199.255.45.15]) by ob1.hgst.iphmx.com with ESMTP; 06 Aug 2021 19:12:01 +0800 IronPort-SDR: aSvM1abw8ufBwtaElj6qhfJMxbjEJ3VkEtnkHvI8Bx8gD4TTw3jfjapd6V9CW8/LonMnPV3f/E ghJxbuyVa0WdHVMVT9Rsetm9O+/wNpeqrsV8lzuItaU7KdSGn1INDdmzZGse2iJMfC3a75emf2 wrYVD4GFlDFbzgP8PwgOKMO/MKRUSWokT+iS2K6BjhpfjXTGPsnCc4RcpTSxcEva2SD/bQHlo6 hKoW1ULIC9l6ov34UCCEDTg2f+OhnuUo2hDL906HkrCs6y0+vbcErwhRYL1+gSTl/isFRSHKK/ FCBGrsRASZIding396bVV0cM Received: from uls-op-cesaip02.wdc.com ([10.248.3.37]) by uls-op-cesaep02.wdc.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 06 Aug 2021 03:47:36 -0700 IronPort-SDR: yhbEO0YFw9ohBBAnSkl3gZHdCyBirIv+Ci6aBCsN4SmFao1G5bIrrc3Jkg4ipRLihByQ/oVf8t 0F0GKFp8Y6Izqm9I705o5APrqCjzl8Y11jSSz7vU9lmCEkllfDWE+l5/tPHeS+nzXHfukaOqsu C9OqWkNPVglW0ez9vnq99YQi5LL8LafiK/kagLvrMb6FXl8S1pQ34sd9acB3z6cusowM7e2hUs VnRXaZVWLO5XdbeUHGKRfHIPpsNfpF/rTNBHtYsTFpgSI4gkpwzGWUW3ILWEvQKqM8YAIlM97q 3HY= WDCIronportException: Internal Received: from washi.fujisawa.hgst.com ([10.149.53.254]) by uls-op-cesaip02.wdc.com with ESMTP; 06 Aug 2021 04:11:59 -0700 From: Damien Le Moal To: Jens Axboe , linux-block@vger.kernel.org, linux-ide@vger.kernel.org, "Martin K . Petersen" , linux-scsi@vger.kernel.org Cc: Sathya Prakash , Sreekanth Reddy , Suganath Prabu Subramani Subject: [PATCH v3 7/9] libata: print feature list on device scan Date: Fri, 6 Aug 2021 20:11:43 +0900 Message-Id: <20210806111145.445697-8-damien.lemoal@wdc.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210806111145.445697-1-damien.lemoal@wdc.com> References: <20210806111145.445697-1-damien.lemoal@wdc.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org Print a list of features supported by a drive when it is configured in ata_dev_configure() using the new function ata_dev_print_features(). The features printed are not already advertized and are: trusted send-recev support, device attention support, device sleep support, NCQ send-recv support and NCQ priority support. Signed-off-by: Damien Le Moal Reviewed-by: Hannes Reinecke --- drivers/ata/libata-core.c | 17 +++++++++++++++++ include/linux/libata.h | 4 ++++ 2 files changed, 21 insertions(+) diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index e0ab03f59a8f..6d5d99ccbff3 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -2433,6 +2433,20 @@ static void ata_dev_config_devslp(struct ata_device *dev) } } +static void ata_dev_print_features(struct ata_device *dev) +{ + if (!(dev->flags & ATA_DFLAG_FEATURES_MASK)) + return; + + ata_dev_info(dev, + "Features:%s%s%s%s%s\n", + dev->flags & ATA_DFLAG_TRUSTED ? " Trust" : "", + dev->flags & ATA_DFLAG_DA ? " Dev-Attention" : "", + dev->flags & ATA_DFLAG_DEVSLP ? " Dev-Sleep" : "", + dev->flags & ATA_DFLAG_NCQ_SEND_RECV ? " NCQ-sndrcv" : "", + dev->flags & ATA_DFLAG_NCQ_PRIO ? " NCQ-prio" : ""); +} + /** * ata_dev_configure - Configure the specified ATA/ATAPI device * @dev: Target device to configure @@ -2595,6 +2609,9 @@ int ata_dev_configure(struct ata_device *dev) ata_dev_config_zac(dev); ata_dev_config_trusted(dev); dev->cdb_len = 32; + + if (ata_msg_drv(ap) && print_info) + ata_dev_print_features(dev); } /* ATAPI-specific feature tests */ diff --git a/include/linux/libata.h b/include/linux/libata.h index 3fcd24236793..b23f28cfc8e0 100644 --- a/include/linux/libata.h +++ b/include/linux/libata.h @@ -161,6 +161,10 @@ enum { ATA_DFLAG_D_SENSE = (1 << 29), /* Descriptor sense requested */ ATA_DFLAG_ZAC = (1 << 30), /* ZAC device */ + ATA_DFLAG_FEATURES_MASK = ATA_DFLAG_TRUSTED | ATA_DFLAG_DA | \ + ATA_DFLAG_DEVSLP | ATA_DFLAG_NCQ_SEND_RECV | \ + ATA_DFLAG_NCQ_PRIO, + ATA_DEV_UNKNOWN = 0, /* unknown device */ ATA_DEV_ATA = 1, /* ATA device */ ATA_DEV_ATA_UNSUP = 2, /* ATA device (unsupported) */