From patchwork Thu Nov 26 01:48:18 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tyrel Datwyler X-Patchwork-Id: 333989 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=-16.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,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 6B499C64E7B for ; Thu, 26 Nov 2020 01:49:24 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 19FBB2075A for ; Thu, 26 Nov 2020 01:49:24 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=ibm.com header.i=@ibm.com header.b="I+RzWBT6" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732016AbgKZBsl (ORCPT ); Wed, 25 Nov 2020 20:48:41 -0500 Received: from mx0a-001b2d01.pphosted.com ([148.163.156.1]:35424 "EHLO mx0a-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730060AbgKZBsl (ORCPT ); Wed, 25 Nov 2020 20:48:41 -0500 Received: from pps.filterd (m0098410.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id 0AQ1WDTY120989; Wed, 25 Nov 2020 20:48:35 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding; s=pp1; bh=uEEA5OqlqcC9libALci4L3JPW4+Bvd1QfmrjaqCsxJk=; b=I+RzWBT6Yf3ZY8HONo16v5vj8T1qFX8UoGVx3abB1uqLdvM/TJ3AS3u3pDqTFMAgojij YVLrE8ycZ9jXt3Mh5mdzILnw14+Y4ujVdHxcSj2dEmYSF1/LLc748UpheDadpYj+s103 HwZEokZ9rxDFNBxS2dZhGNHp+3tjkx5LaRS2nSX7vLRXMbRtrdr5vFzb6NAUWB/auVNR xDI0b+UY0YEs6f2U9D8GZI6g9L6+tLQurui3ujtDBIb3sbSgONdcp/fzzIfuqpKByKtM pEl7yu153Ukr6SP3ugHrMWKHYVAzZkJh0WIwVC3rdcY9LF45EyFVYHpn3HF4YBpVSmbj qw== Received: from ppma01dal.us.ibm.com (83.d6.3fa9.ip4.static.sl-reverse.com [169.63.214.131]) by mx0a-001b2d01.pphosted.com with ESMTP id 3522mr8cxv-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 25 Nov 2020 20:48:35 -0500 Received: from pps.filterd (ppma01dal.us.ibm.com [127.0.0.1]) by ppma01dal.us.ibm.com (8.16.0.42/8.16.0.42) with SMTP id 0AQ1leEj008446; Thu, 26 Nov 2020 01:48:34 GMT Received: from b03cxnp08027.gho.boulder.ibm.com (b03cxnp08027.gho.boulder.ibm.com [9.17.130.19]) by ppma01dal.us.ibm.com with ESMTP id 34xth9n0tm-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 26 Nov 2020 01:48:34 +0000 Received: from b03ledav001.gho.boulder.ibm.com (b03ledav001.gho.boulder.ibm.com [9.17.130.232]) by b03cxnp08027.gho.boulder.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 0AQ1mQlc38535506 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 26 Nov 2020 01:48:26 GMT Received: from b03ledav001.gho.boulder.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 64E516E050; Thu, 26 Nov 2020 01:48:32 +0000 (GMT) Received: from b03ledav001.gho.boulder.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 144416E04E; Thu, 26 Nov 2020 01:48:32 +0000 (GMT) Received: from vios4361.aus.stglabs.ibm.com (unknown [9.3.43.61]) by b03ledav001.gho.boulder.ibm.com (Postfix) with ESMTP; Thu, 26 Nov 2020 01:48:32 +0000 (GMT) From: Tyrel Datwyler To: james.bottomley@hansenpartnership.com Cc: martin.petersen@oracle.com, linux-scsi@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, brking@linux.ibm.com, Tyrel Datwyler Subject: [PATCH 07/13] ibmvfc: define Sub-CRQ interrupt handler routine Date: Wed, 25 Nov 2020 19:48:18 -0600 Message-Id: <20201126014824.123831-8-tyreld@linux.ibm.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20201126014824.123831-1-tyreld@linux.ibm.com> References: <20201126014824.123831-1-tyreld@linux.ibm.com> MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.312, 18.0.737 definitions=2020-11-25_14:2020-11-25,2020-11-25 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 spamscore=0 priorityscore=1501 mlxlogscore=869 clxscore=1015 phishscore=0 lowpriorityscore=0 bulkscore=0 suspectscore=1 mlxscore=0 adultscore=0 impostorscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2009150000 definitions=main-2011260001 Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org Simple handler that calls Sub-CRQ drain routine directly. Signed-off-by: Tyrel Datwyler Reviewed-by: Brian King --- drivers/scsi/ibmvscsi/ibmvfc.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/drivers/scsi/ibmvscsi/ibmvfc.c b/drivers/scsi/ibmvscsi/ibmvfc.c index a8730522920e..4fb782fa2c66 100644 --- a/drivers/scsi/ibmvscsi/ibmvfc.c +++ b/drivers/scsi/ibmvscsi/ibmvfc.c @@ -3443,6 +3443,20 @@ static void ibmvfc_drain_sub_crq(struct ibmvfc_sub_queue *scrq) } } +static irqreturn_t ibmvfc_interrupt_scsi(int irq, void *scrq_instance) +{ + struct ibmvfc_sub_queue *scrq = (struct ibmvfc_sub_queue *)scrq_instance; + struct ibmvfc_host *vhost = scrq->vhost; + unsigned long flags; + + spin_lock_irqsave(vhost->host->host_lock, flags); + ibmvfc_toggle_scrq_irq(scrq, 0); + ibmvfc_drain_sub_crq(scrq); + spin_unlock_irqrestore(vhost->host->host_lock, flags); + + return IRQ_HANDLED; +} + /** * ibmvfc_init_tgt - Set the next init job step for the target * @tgt: ibmvfc target struct