From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]:27886 "EHLO mx0a-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726333AbgIUJf1 (ORCPT ); Mon, 21 Sep 2020 05:35:27 -0400 Subject: Re: [PATCH 1/4] s390/pci: stash version in the zpci_dev References: <1600529318-8996-1-git-send-email-mjrosato@linux.ibm.com> <1600529318-8996-2-git-send-email-mjrosato@linux.ibm.com> From: Niklas Schnelle Message-ID: Date: Mon, 21 Sep 2020 11:35:19 +0200 MIME-Version: 1.0 In-Reply-To: <1600529318-8996-2-git-send-email-mjrosato@linux.ibm.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit List-ID: To: Matthew Rosato , alex.williamson@redhat.com, cohuck@redhat.com Cc: pmorel@linux.ibm.com, borntraeger@de.ibm.com, hca@linux.ibm.com, gor@linux.ibm.com, gerald.schaefer@linux.ibm.com, linux-s390@vger.kernel.org, kvm@vger.kernel.org, linux-kernel@vger.kernel.org Hi Matthew, On 9/19/20 5:28 PM, Matthew Rosato wrote: > In preparation for passing the info on to vfio-pci devices, stash the > supported PCI version for the target device in the zpci_dev. > > Signed-off-by: Matthew Rosato Acked-by: Niklas Schnelle > --- > arch/s390/include/asm/pci.h | 1 + > arch/s390/pci/pci_clp.c | 1 + > 2 files changed, 2 insertions(+) > > diff --git a/arch/s390/include/asm/pci.h b/arch/s390/include/asm/pci.h > index 99b92c3..882e233 100644 > --- a/arch/s390/include/asm/pci.h > +++ b/arch/s390/include/asm/pci.h > @@ -179,6 +179,7 @@ struct zpci_dev { > atomic64_t mapped_pages; > atomic64_t unmapped_pages; > > + u8 version; > enum pci_bus_speed max_bus_speed; > > struct dentry *debugfs_dev; > diff --git a/arch/s390/pci/pci_clp.c b/arch/s390/pci/pci_clp.c > index 7e735f4..48bf316 100644 > --- a/arch/s390/pci/pci_clp.c > +++ b/arch/s390/pci/pci_clp.c > @@ -102,6 +102,7 @@ static void clp_store_query_pci_fngrp(struct zpci_dev *zdev, > zdev->msi_addr = response->msia; > zdev->max_msi = response->noi; > zdev->fmb_update = response->mui; > + zdev->version = response->version; > > switch (response->version) { > case 1: >