Message ID | 1519338332-52470-1-git-send-email-ukrishn@linux.vnet.ibm.com (mailing list archive) |
---|---|
State | Not Applicable |
Headers | show
Return-Path: <linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org> X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Received: from lists.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) (using TLSv1.2 with cipher ADH-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 3znVBC1ljrz9s0q for <patchwork-incoming@ozlabs.org>; Fri, 23 Feb 2018 09:57:55 +1100 (AEDT) Received: from bilbo.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) by lists.ozlabs.org (Postfix) with ESMTP id 3znVBC0hCzzDqXr for <patchwork-incoming@ozlabs.org>; Fri, 23 Feb 2018 09:57:55 +1100 (AEDT) X-Original-To: linuxppc-dev@lists.ozlabs.org Delivered-To: linuxppc-dev@lists.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=linux.vnet.ibm.com (client-ip=148.163.156.1; helo=mx0a-001b2d01.pphosted.com; envelope-from=ukrishn@linux.vnet.ibm.com; receiver=<UNKNOWN>) Received: from mx0a-001b2d01.pphosted.com (mx0a-001b2d01.pphosted.com [148.163.156.1]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 3znTT41HRCzDqm5 for <linuxppc-dev@lists.ozlabs.org>; Fri, 23 Feb 2018 09:25:43 +1100 (AEDT) Received: from pps.filterd (m0098399.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.22/8.16.0.22) with SMTP id w1MMO41O001023 for <linuxppc-dev@lists.ozlabs.org>; Thu, 22 Feb 2018 17:25:42 -0500 Received: from e19.ny.us.ibm.com (e19.ny.us.ibm.com [129.33.205.209]) by mx0a-001b2d01.pphosted.com with ESMTP id 2ga268ht4e-1 (version=TLSv1.2 cipher=AES256-SHA bits=256 verify=NOT) for <linuxppc-dev@lists.ozlabs.org>; Thu, 22 Feb 2018 17:25:41 -0500 Received: from localhost by e19.ny.us.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! 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Violators will be prosecuted; Thu, 22 Feb 2018 17:25:38 -0500 Received: from b01ledav003.gho.pok.ibm.com (b01ledav003.gho.pok.ibm.com [9.57.199.108]) by b01cxnp23034.gho.pok.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id w1MMPcPi47054956; Thu, 22 Feb 2018 22:25:38 GMT Received: from b01ledav003.gho.pok.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 4567AB204D; Thu, 22 Feb 2018 18:27:56 -0500 (EST) Received: from p8tul1-build.aus.stglabs.ibm.com (unknown [9.3.141.206]) by b01ledav003.gho.pok.ibm.com (Postfix) with ESMTP id 90B95B2046; Thu, 22 Feb 2018 18:27:55 -0500 (EST) From: Uma Krishnan <ukrishn@linux.vnet.ibm.com> To: linux-scsi@vger.kernel.org, James Bottomley <jejb@linux.vnet.ibm.com>, "Martin K. Petersen" <martin.petersen@oracle.com>, "Matthew R. Ochs" <mrochs@linux.vnet.ibm.com>, "Manoj N. Kumar" <manoj@linux.vnet.ibm.com> Subject: [PATCH 19/38] cxlflash: Support AFU state toggling Date: Thu, 22 Feb 2018 16:25:32 -0600 X-Mailer: git-send-email 2.1.0 In-Reply-To: <1519338010-51782-1-git-send-email-ukrishn@linux.vnet.ibm.com> References: <1519338010-51782-1-git-send-email-ukrishn@linux.vnet.ibm.com> X-TM-AS-GCONF: 00 x-cbid: 18022222-0056-0000-0000-00000422A3F7 X-IBM-SpamModules-Scores: X-IBM-SpamModules-Versions: BY=3.00008579; HX=3.00000241; KW=3.00000007; PH=3.00000004; SC=3.00000254; SDB=6.00993625; UDB=6.00504906; IPR=6.00772965; MB=3.00019695; MTD=3.00000008; XFM=3.00000015; UTC=2018-02-22 22:25:40 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 18022222-0057-0000-0000-00000864AA94 Message-Id: <1519338332-52470-1-git-send-email-ukrishn@linux.vnet.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:, , definitions=2018-02-22_08:, , signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 malwarescore=0 suspectscore=0 phishscore=0 bulkscore=0 spamscore=0 clxscore=1015 lowpriorityscore=0 impostorscore=0 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1709140000 definitions=main-1802220278 X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.26 Precedence: list List-Id: Linux on PowerPC Developers Mail List <linuxppc-dev.lists.ozlabs.org> List-Unsubscribe: <https://lists.ozlabs.org/options/linuxppc-dev>, <mailto:linuxppc-dev-request@lists.ozlabs.org?subject=unsubscribe> List-Archive: <http://lists.ozlabs.org/pipermail/linuxppc-dev/> List-Post: <mailto:linuxppc-dev@lists.ozlabs.org> List-Help: <mailto:linuxppc-dev-request@lists.ozlabs.org?subject=help> List-Subscribe: <https://lists.ozlabs.org/listinfo/linuxppc-dev>, <mailto:linuxppc-dev-request@lists.ozlabs.org?subject=subscribe> Cc: linuxppc-dev@lists.ozlabs.org, Frederic Barrat <fbarrat@linux.vnet.ibm.com>, Andrew Donnellan <andrew.donnellan@au1.ibm.com>, Christophe Lombard <clombard@linux.vnet.ibm.com> Errors-To: linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org Sender: "Linuxppc-dev" <linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org> |
Series |
cxlflash: OpenCXL transport support
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expand
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diff --git a/drivers/scsi/cxlflash/ocxl_hw.c b/drivers/scsi/cxlflash/ocxl_hw.c index 548438f..7279f67 100644 --- a/drivers/scsi/cxlflash/ocxl_hw.c +++ b/drivers/scsi/cxlflash/ocxl_hw.c @@ -342,12 +342,18 @@ static void ocxlflash_unconfig_afu(struct ocxl_hw_afu *afu) static void ocxlflash_destroy_afu(void *afu_cookie) { struct ocxl_hw_afu *afu = afu_cookie; + int pos; if (!afu) return; ocxlflash_release_context(afu->ocxl_ctx); idr_destroy(&afu->idr); + + /* Disable the AFU */ + pos = afu->acfg.dvsec_afu_control_pos; + ocxl_config_set_afu_state(afu->pdev, pos, 0); + ocxlflash_unconfig_afu(afu); kfree(afu); } @@ -492,6 +498,9 @@ static int ocxlflash_config_afu(struct pci_dev *pdev, struct ocxl_hw_afu *afu) __func__, rc); goto out; } + + /* Enable the AFU */ + ocxl_config_set_afu_state(pdev, acfg->dvsec_afu_control_pos, 1); out: return rc; }
The AFU should be enabled following a successful configuration and disabled near the end of the cleanup path. Signed-off-by: Uma Krishnan <ukrishn@linux.vnet.ibm.com> --- drivers/scsi/cxlflash/ocxl_hw.c | 9 +++++++++ 1 file changed, 9 insertions(+)