From mboxrd@z Thu Jan 1 00:00:00 1970 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 3039FC43334 for ; Thu, 14 Jul 2022 08:18:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231950AbiGNISl (ORCPT ); Thu, 14 Jul 2022 04:18:41 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44016 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229693AbiGNISj (ORCPT ); Thu, 14 Jul 2022 04:18:39 -0400 Received: from ozlabs.ru (ozlabs.ru [107.174.27.60]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 2E37ADE1; Thu, 14 Jul 2022 01:18:36 -0700 (PDT) Received: from fstn1-p1.ozlabs.ibm.com. (localhost [IPv6:::1]) by ozlabs.ru (Postfix) with ESMTP id 58DA2804CB; Thu, 14 Jul 2022 04:18:26 -0400 (EDT) From: Alexey Kardashevskiy To: linuxppc-dev@lists.ozlabs.org Cc: kvm@vger.kernel.org, kvm-ppc@vger.kernel.org, Deming Wang , Robin Murphy , Jason Gunthorpe , Alex Williamson , Daniel Henrique Barboza , Fabiano Rosas , Murilo Opsfelder Araujo , Nicholas Piggin , Michael Ellerman , Alexey Kardashevskiy Subject: [PATCH kernel 0/3] powerpc/iommu: Add iommu_ops to report capabilities and allow blocking domains Date: Thu, 14 Jul 2022 18:18:19 +1000 Message-Id: <20220714081822.3717693-1-aik@ozlabs.ru> X-Mailer: git-send-email 2.30.2 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org Here is another take on iommu_ops on POWER to make VFIO work again on POWERPC64. The tree with all prerequisites is here: https://github.com/aik/linux/tree/kvm-fixes-wip The previous discussion is here: https://patchwork.ozlabs.org/project/linuxppc-dev/patch/20220707135552.3688927-1-aik@ozlabs.ru/ https://patchwork.ozlabs.org/project/kvm-ppc/patch/20220701061751.1955857-1-aik@ozlabs.ru/ Please comment. Thanks. Alexey Kardashevskiy (3): powerpc/iommu: Add "borrowing" iommu_table_group_ops powerpc/pci_64: Init pcibios subsys a bit later powerpc/iommu: Add iommu_ops to report capabilities and allow blocking domains arch/powerpc/include/asm/iommu.h | 6 +- arch/powerpc/include/asm/pci-bridge.h | 7 + arch/powerpc/platforms/pseries/pseries.h | 5 + arch/powerpc/kernel/iommu.c | 257 +++++++++++++++++++++- arch/powerpc/kernel/pci_64.c | 2 +- arch/powerpc/platforms/powernv/pci-ioda.c | 36 ++- arch/powerpc/platforms/pseries/iommu.c | 27 +++ arch/powerpc/platforms/pseries/setup.c | 3 + drivers/vfio/vfio_iommu_spapr_tce.c | 96 ++------ 9 files changed, 345 insertions(+), 94 deletions(-) -- 2.30.2 From mboxrd@z Thu Jan 1 00:00:00 1970 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 lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id C3A8DC43334 for ; Thu, 14 Jul 2022 08:19:00 +0000 (UTC) Received: from boromir.ozlabs.org (localhost [IPv6:::1]) by lists.ozlabs.org (Postfix) with ESMTP id 4Lk6pC3hDVz3cfl for ; Thu, 14 Jul 2022 18:18:59 +1000 (AEST) Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=ozlabs.ru (client-ip=107.174.27.60; helo=ozlabs.ru; envelope-from=aik@ozlabs.ru; receiver=) Received: from ozlabs.ru (ozlabs.ru [107.174.27.60]) by lists.ozlabs.org (Postfix) with ESMTP id 4Lk6np0jk9z3bx3 for ; Thu, 14 Jul 2022 18:18:36 +1000 (AEST) Received: from fstn1-p1.ozlabs.ibm.com. (localhost [IPv6:::1]) by ozlabs.ru (Postfix) with ESMTP id 58DA2804CB; Thu, 14 Jul 2022 04:18:26 -0400 (EDT) From: Alexey Kardashevskiy To: linuxppc-dev@lists.ozlabs.org Subject: [PATCH kernel 0/3] powerpc/iommu: Add iommu_ops to report capabilities and allow blocking domains Date: Thu, 14 Jul 2022 18:18:19 +1000 Message-Id: <20220714081822.3717693-1-aik@ozlabs.ru> X-Mailer: git-send-email 2.30.2 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: kvm@vger.kernel.org, Fabiano Rosas , Alexey Kardashevskiy , Daniel Henrique Barboza , Deming Wang , kvm-ppc@vger.kernel.org, Alex Williamson , Nicholas Piggin , Jason Gunthorpe , Murilo Opsfelder Araujo , Robin Murphy Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" Here is another take on iommu_ops on POWER to make VFIO work again on POWERPC64. The tree with all prerequisites is here: https://github.com/aik/linux/tree/kvm-fixes-wip The previous discussion is here: https://patchwork.ozlabs.org/project/linuxppc-dev/patch/20220707135552.3688927-1-aik@ozlabs.ru/ https://patchwork.ozlabs.org/project/kvm-ppc/patch/20220701061751.1955857-1-aik@ozlabs.ru/ Please comment. Thanks. Alexey Kardashevskiy (3): powerpc/iommu: Add "borrowing" iommu_table_group_ops powerpc/pci_64: Init pcibios subsys a bit later powerpc/iommu: Add iommu_ops to report capabilities and allow blocking domains arch/powerpc/include/asm/iommu.h | 6 +- arch/powerpc/include/asm/pci-bridge.h | 7 + arch/powerpc/platforms/pseries/pseries.h | 5 + arch/powerpc/kernel/iommu.c | 257 +++++++++++++++++++++- arch/powerpc/kernel/pci_64.c | 2 +- arch/powerpc/platforms/powernv/pci-ioda.c | 36 ++- arch/powerpc/platforms/pseries/iommu.c | 27 +++ arch/powerpc/platforms/pseries/setup.c | 3 + drivers/vfio/vfio_iommu_spapr_tce.c | 96 ++------ 9 files changed, 345 insertions(+), 94 deletions(-) -- 2.30.2 From mboxrd@z Thu Jan 1 00:00:00 1970 From: Alexey Kardashevskiy Date: Thu, 14 Jul 2022 08:18:19 +0000 Subject: [PATCH kernel 0/3] powerpc/iommu: Add iommu_ops to report capabilities and allow blocking domains Message-Id: <20220714081822.3717693-1-aik@ozlabs.ru> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linuxppc-dev@lists.ozlabs.org Cc: kvm@vger.kernel.org, kvm-ppc@vger.kernel.org, Deming Wang , Robin Murphy , Jason Gunthorpe , Alex Williamson , Daniel Henrique Barboza , Fabiano Rosas , Murilo Opsfelder Araujo , Nicholas Piggin , Michael Ellerman , Alexey Kardashevskiy Here is another take on iommu_ops on POWER to make VFIO work again on POWERPC64. The tree with all prerequisites is here: https://github.com/aik/linux/tree/kvm-fixes-wip The previous discussion is here: https://patchwork.ozlabs.org/project/linuxppc-dev/patch/20220707135552.3688927-1-aik@ozlabs.ru/ https://patchwork.ozlabs.org/project/kvm-ppc/patch/20220701061751.1955857-1-aik@ozlabs.ru/ Please comment. Thanks. Alexey Kardashevskiy (3): powerpc/iommu: Add "borrowing" iommu_table_group_ops powerpc/pci_64: Init pcibios subsys a bit later powerpc/iommu: Add iommu_ops to report capabilities and allow blocking domains arch/powerpc/include/asm/iommu.h | 6 +- arch/powerpc/include/asm/pci-bridge.h | 7 + arch/powerpc/platforms/pseries/pseries.h | 5 + arch/powerpc/kernel/iommu.c | 257 +++++++++++++++++++++- arch/powerpc/kernel/pci_64.c | 2 +- arch/powerpc/platforms/powernv/pci-ioda.c | 36 ++- arch/powerpc/platforms/pseries/iommu.c | 27 +++ arch/powerpc/platforms/pseries/setup.c | 3 + drivers/vfio/vfio_iommu_spapr_tce.c | 96 ++------ 9 files changed, 345 insertions(+), 94 deletions(-) -- 2.30.2