From patchwork Thu Aug 24 15:58:10 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Don Brace X-Patchwork-Id: 13364401 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 587D9C27C40 for ; Thu, 24 Aug 2023 15:56:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S240666AbjHXP4X (ORCPT ); Thu, 24 Aug 2023 11:56:23 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46128 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S242192AbjHXP4T (ORCPT ); Thu, 24 Aug 2023 11:56:19 -0400 Received: from esa.microchip.iphmx.com (esa.microchip.iphmx.com [68.232.154.123]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 059CD198E for ; Thu, 24 Aug 2023 08:56:17 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1692892578; x=1724428578; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=0fnhYnLurN4QLxGs7MP01VGuG0IVyeg/dAHl6y7JD2I=; b=04W9I2jXSr0PjdwwP5yIkQ+p44CBx4G8vX+PW7kFDwcYxMGiS0nd6+dm bJk7JZ963bKyvs0hoslp7ZVPw4p4Zg6qXUh/Lz6iKk72vsdEjKsacHcS8 3B56Ghq0r6vtXjJrdCO7sccSpae1d/x5odV8ELWXfhpQLP9LbVLck7sTM r2xKEY0rhDLlUnylSUNJ7I0rEFVP4fCoYB1yI8AcZ9vHCbUICQp6pOxmM iCBkwiFAq/7dxTP8x3bcBUAt68h+xRjPhkuF1uA1TcZYpabZXrD/Ou2J3 n5/w8Bre7huQyOf1I69n0M58t9u9Kym2IS8oAzgBba7EwrC2qn9cdH8Ro A==; X-IronPort-AV: E=Sophos;i="6.02,195,1688454000"; d="scan'208";a="1114034" X-Amp-Result: SKIPPED(no attachment in message) Received: from unknown (HELO email.microchip.com) ([170.129.1.10]) by esa2.microchip.iphmx.com with ESMTP/TLS/AES256-SHA256; 24 Aug 2023 08:56:17 -0700 Received: from chn-vm-ex02.mchp-main.com (10.10.85.144) by chn-vm-ex03.mchp-main.com (10.10.85.151) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.21; Thu, 24 Aug 2023 08:56:17 -0700 Received: from brunhilda.pdev.net (10.10.85.11) by chn-vm-ex02.mchp-main.com (10.10.85.144) with Microsoft SMTP Server id 15.1.2507.21 via Frontend Transport; Thu, 24 Aug 2023 08:56:16 -0700 From: Don Brace To: , , , , , , , , , , , , , , , CC: Subject: [PATCH v2 6/8] smartpqi: enhance controller offline notification Date: Thu, 24 Aug 2023 10:58:10 -0500 Message-ID: <20230824155812.789913-7-don.brace@microchip.com> X-Mailer: git-send-email 2.42.0 In-Reply-To: <20230824155812.789913-1-don.brace@microchip.com> References: <20230824155812.789913-1-don.brace@microchip.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org From: David Strahan Add a description for the reason the controller has been taken off-line. Reviewed-by: Scott Benesh Reviewed-by: Scott Teel Reviewed-by: Mike McGowen Signed-off-by: David Strahan Signed-off-by: Don Brace --- drivers/scsi/smartpqi/smartpqi_init.c | 50 ++++++++++++++++++++++++++- 1 file changed, 49 insertions(+), 1 deletion(-) diff --git a/drivers/scsi/smartpqi/smartpqi_init.c b/drivers/scsi/smartpqi/smartpqi_init.c index aacb40cb6b79..f1b393459f34 100644 --- a/drivers/scsi/smartpqi/smartpqi_init.c +++ b/drivers/scsi/smartpqi/smartpqi_init.c @@ -9003,6 +9003,52 @@ static void pqi_ctrl_offline_worker(struct work_struct *work) pqi_take_ctrl_offline_deferred(ctrl_info); } +static char *pqi_ctrl_shutdown_reason_to_string(enum pqi_ctrl_shutdown_reason ctrl_shutdown_reason) +{ + char *string; + + switch (ctrl_shutdown_reason) { + case PQI_IQ_NOT_DRAINED_TIMEOUT: + string = "inbound queue not drained timeout"; + break; + case PQI_LUN_RESET_TIMEOUT: + string = "LUN reset timeout"; + break; + case PQI_IO_PENDING_POST_LUN_RESET_TIMEOUT: + string = "I/O pending timeout after LUN reset"; + break; + case PQI_NO_HEARTBEAT: + string = "no controller heartbeat detected"; + break; + case PQI_FIRMWARE_KERNEL_NOT_UP: + string = "firmware kernel not ready"; + break; + case PQI_OFA_RESPONSE_TIMEOUT: + string = "OFA response timeout"; + break; + case PQI_INVALID_REQ_ID: + string = "invalid request ID"; + break; + case PQI_UNMATCHED_REQ_ID: + string = "unmatched request ID"; + break; + case PQI_IO_PI_OUT_OF_RANGE: + string = "I/O queue producer index out of range"; + break; + case PQI_EVENT_PI_OUT_OF_RANGE: + string = "event queue producer index out of range"; + break; + case PQI_UNEXPECTED_IU_TYPE: + string = "unexpected IU type"; + break; + default: + string = "unknown reason"; + break; + } + + return string; +} + static void pqi_take_ctrl_offline(struct pqi_ctrl_info *ctrl_info, enum pqi_ctrl_shutdown_reason ctrl_shutdown_reason) { @@ -9015,7 +9061,9 @@ static void pqi_take_ctrl_offline(struct pqi_ctrl_info *ctrl_info, if (!pqi_disable_ctrl_shutdown) sis_shutdown_ctrl(ctrl_info, ctrl_shutdown_reason); pci_disable_device(ctrl_info->pci_dev); - dev_err(&ctrl_info->pci_dev->dev, "controller offline\n"); + dev_err(&ctrl_info->pci_dev->dev, + "controller offline: reason code 0x%x (%s)\n", + ctrl_shutdown_reason, pqi_ctrl_shutdown_reason_to_string(ctrl_shutdown_reason)); schedule_work(&ctrl_info->ctrl_offline_work); }