From: Arnd Bergmann <arnd@arndb.de>
To: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Cc: linux-pci <linux-pci@vger.kernel.org>,
Linux ARM <linux-arm-kernel@lists.infradead.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
linux-arch <linux-arch@vger.kernel.org>,
Pratyush Anand <pratyush.anand@gmail.com>,
Jonathan Corbet <corbet@lwn.net>,
Will Deacon <will.deacon@arm.com>,
Jingoo Han <jingoohan1@gmail.com>,
Bjorn Helgaas <bhelgaas@google.com>,
Mingkai Hu <mingkai.hu@freescale.com>,
Tanmay Inamdar <tinamdar@apm.com>,
Murali Karicheri <m-karicheri2@ti.com>,
Russell King <linux@armlinux.org.uk>,
Bharat Kumar Gogada <bharat.kumar.gogada@xilinx.com>,
Ray Jui <rjui@broadcom.com>, Wenrui Li <wenrui.li@rock-chips.com>,
Shawn Lin <shawn.lin@rock-chips.com>,
Minghuan Lian <minghuan.Lian@freescale.com>,
Catalin Marinas <catalin.marinas@arm.com>,
Jon Mason <jonmason@broadcom.com>,
Gabriele Paoloni <gabriele.paoloni@huawei.com>,
Thomas Petazzoni <thomas.petazzoni@free-electrons.com>,
Joao Pinto <Joao.Pinto@synopsys.com>,
Thierry Reding <thierry.reding@gmail.com>,
Michal Simek <michal.simek@xilinx.com>,
Stanimir Varbanov <svarbanov@mm-sol.com>,
Zhou Wang <wangzhou1@hisilicon.com>,
Roy Zang <tie-fei.zang@freescale.com>,
John Garry <john.garry@huawei.com>
Subject: Re: [PATCH 00/20] PCI: fix config and I/O Address space memory mappings
Date: Wed, 1 Mar 2017 17:18:27 +0100 [thread overview]
Message-ID: <CAK8P3a2ULkNH39UJAeZSuw2kS+7wNyySs1RaY74ELGm498NmnA@mail.gmail.com> (raw)
In-Reply-To: <20170227151436.18698-1-lorenzo.pieralisi@arm.com>
On Mon, Feb 27, 2017 at 4:14 PM, Lorenzo Pieralisi
<lorenzo.pieralisi@arm.com> wrote:
> This patch series[1] addresses both issues in one go:
>
> - It updates the pci_remap_iospace() function to use a page mapping
> that guarantees non-posted write transactions for I/O space addresses
> - It adds a kernel API to remap PCI config space resources, so that
> architecture can override it with a mapping implementation that
> guarantees PCI specifications compliancy wrt non-posted write
> configuration transactions
> - It updates all PCI host controller implementations (and the generic
> ECAM layer) to use the newly introduced mapping interface
>
> Tested on Juno ECAM based interface (DT/ACPI).
This looks all good to me, nice work!
Arnd
WARNING: multiple messages have this Message-ID (diff)
From: Arnd Bergmann <arnd@arndb.de>
To: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Cc: Pratyush Anand <pratyush.anand@gmail.com>,
Gabriele Paoloni <gabriele.paoloni@huawei.com>,
Catalin Marinas <catalin.marinas@arm.com>,
Shawn Lin <shawn.lin@rock-chips.com>,
Will Deacon <will.deacon@arm.com>,
Michal Simek <michal.simek@xilinx.com>,
Thierry Reding <thierry.reding@gmail.com>,
Tanmay Inamdar <tinamdar@apm.com>,
linux-arch <linux-arch@vger.kernel.org>,
Joao Pinto <Joao.Pinto@synopsys.com>,
Jonathan Corbet <corbet@lwn.net>,
Wenrui Li <wenrui.li@rock-chips.com>,
Russell King <linux@armlinux.org.uk>,
Jon Mason <jonmason@broadcom.com>,
Murali Karicheri <m-karicheri2@ti.com>,
linux-pci <linux-pci@vger.kernel.org>,
Bharat Kumar Gogada <bharat.kumar.gogada@xilinx.com>,
Ray Jui <rjui@broadcom.com>, John Garry <john.garry@huawei.com>,
Bjorn Helgaas <bhelgaas@google.com>,
Mingkai Hu <mingkai.hu@freescale.com>,
Linux ARM <linux-arm-kernel@lists.infradead.org>,
Thomas Petazzoni <thomas.petazzoni@free-electrons.com>,
Jingoo Han <jingoohan1@gmail.com>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Stanimir Varbanov <svarbanov@mm-sol.com>,
Minghuan Lian <minghuan.Lian@freescale.com>,
Zhou Wang <wangzhou1@hisilicon.com>,
Roy Zang <tie-fei.zang@freescale.com>
Subject: Re: [PATCH 00/20] PCI: fix config and I/O Address space memory mappings
Date: Wed, 1 Mar 2017 17:18:27 +0100 [thread overview]
Message-ID: <CAK8P3a2ULkNH39UJAeZSuw2kS+7wNyySs1RaY74ELGm498NmnA@mail.gmail.com> (raw)
In-Reply-To: <20170227151436.18698-1-lorenzo.pieralisi@arm.com>
On Mon, Feb 27, 2017 at 4:14 PM, Lorenzo Pieralisi
<lorenzo.pieralisi@arm.com> wrote:
> This patch series[1] addresses both issues in one go:
>
> - It updates the pci_remap_iospace() function to use a page mapping
> that guarantees non-posted write transactions for I/O space addresses
> - It adds a kernel API to remap PCI config space resources, so that
> architecture can override it with a mapping implementation that
> guarantees PCI specifications compliancy wrt non-posted write
> configuration transactions
> - It updates all PCI host controller implementations (and the generic
> ECAM layer) to use the newly introduced mapping interface
>
> Tested on Juno ECAM based interface (DT/ACPI).
This looks all good to me, nice work!
Arnd
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
WARNING: multiple messages have this Message-ID (diff)
From: Arnd Bergmann <arnd@arndb.de>
To: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Cc: Pratyush Anand <pratyush.anand@gmail.com>,
Gabriele Paoloni <gabriele.paoloni@huawei.com>,
Catalin Marinas <catalin.marinas@arm.com>,
Shawn Lin <shawn.lin@rock-chips.com>,
Will Deacon <will.deacon@arm.com>,
Michal Simek <michal.simek@xilinx.com>,
Thierry Reding <thierry.reding@gmail.com>,
Tanmay Inamdar <tinamdar@apm.com>,
linux-arch <linux-arch@vger.kernel.org>,
Joao Pinto <Joao.Pinto@synopsys.com>,
Jonathan Corbet <corbet@lwn.net>,
Wenrui Li <wenrui.li@rock-chips.com>,
Russell King <linux@armlinux.org.uk>,
Jon Mason <jonmason@broadcom.com>,
Murali Karicheri <m-karicheri2@ti.com>,
linux-pci <linux-pci@vger.kernel.org>,
Bharat Kumar Gogada <bharat.kumar.gogada@xilinx.com>,
Ray Jui <rjui@broadcom.com>, John Garry <john.garry@huawei.com>,
Bjorn Helgaas <bhelgaas@google.com>,
Mingkai Hu <mingkai.hu@freescale.com>,
Linux ARM <linux-arm-kernel@lists.infradead.org>,
Thomas
Subject: Re: [PATCH 00/20] PCI: fix config and I/O Address space memory mappings
Date: Wed, 1 Mar 2017 17:18:27 +0100 [thread overview]
Message-ID: <CAK8P3a2ULkNH39UJAeZSuw2kS+7wNyySs1RaY74ELGm498NmnA@mail.gmail.com> (raw)
In-Reply-To: <20170227151436.18698-1-lorenzo.pieralisi@arm.com>
On Mon, Feb 27, 2017 at 4:14 PM, Lorenzo Pieralisi
<lorenzo.pieralisi@arm.com> wrote:
> This patch series[1] addresses both issues in one go:
>
> - It updates the pci_remap_iospace() function to use a page mapping
> that guarantees non-posted write transactions for I/O space addresses
> - It adds a kernel API to remap PCI config space resources, so that
> architecture can override it with a mapping implementation that
> guarantees PCI specifications compliancy wrt non-posted write
> configuration transactions
> - It updates all PCI host controller implementations (and the generic
> ECAM layer) to use the newly introduced mapping interface
>
> Tested on Juno ECAM based interface (DT/ACPI).
This looks all good to me, nice work!
Arnd
WARNING: multiple messages have this Message-ID (diff)
From: arnd@arndb.de (Arnd Bergmann)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 00/20] PCI: fix config and I/O Address space memory mappings
Date: Wed, 1 Mar 2017 17:18:27 +0100 [thread overview]
Message-ID: <CAK8P3a2ULkNH39UJAeZSuw2kS+7wNyySs1RaY74ELGm498NmnA@mail.gmail.com> (raw)
In-Reply-To: <20170227151436.18698-1-lorenzo.pieralisi@arm.com>
On Mon, Feb 27, 2017 at 4:14 PM, Lorenzo Pieralisi
<lorenzo.pieralisi@arm.com> wrote:
> This patch series[1] addresses both issues in one go:
>
> - It updates the pci_remap_iospace() function to use a page mapping
> that guarantees non-posted write transactions for I/O space addresses
> - It adds a kernel API to remap PCI config space resources, so that
> architecture can override it with a mapping implementation that
> guarantees PCI specifications compliancy wrt non-posted write
> configuration transactions
> - It updates all PCI host controller implementations (and the generic
> ECAM layer) to use the newly introduced mapping interface
>
> Tested on Juno ECAM based interface (DT/ACPI).
This looks all good to me, nice work!
Arnd
next prev parent reply other threads:[~2017-03-01 16:27 UTC|newest]
Thread overview: 183+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-02-27 15:14 [PATCH 00/20] PCI: fix config and I/O Address space memory mappings Lorenzo Pieralisi
2017-02-27 15:14 ` Lorenzo Pieralisi
2017-02-27 15:14 ` Lorenzo Pieralisi
2017-02-27 15:14 ` Lorenzo Pieralisi
2017-02-27 15:14 ` [PATCH 01/20] PCI: remove __weak tag from pci_remap_iospace() Lorenzo Pieralisi
2017-02-27 15:14 ` Lorenzo Pieralisi
2017-02-27 15:14 ` Lorenzo Pieralisi
2017-03-01 16:15 ` Arnd Bergmann
2017-03-01 16:15 ` Arnd Bergmann
2017-03-01 16:15 ` Arnd Bergmann
2017-03-01 16:15 ` Arnd Bergmann
2017-02-27 15:14 ` [PATCH 02/20] PCI: fix pci_remap_iospace() remap attribute Lorenzo Pieralisi
2017-02-27 15:14 ` Lorenzo Pieralisi
2017-02-27 15:14 ` Lorenzo Pieralisi
2017-02-27 15:14 ` Lorenzo Pieralisi
2017-03-16 21:48 ` Bjorn Helgaas
2017-03-16 21:48 ` Bjorn Helgaas
2017-03-16 21:48 ` Bjorn Helgaas
2017-03-16 21:48 ` Bjorn Helgaas
2017-03-17 0:33 ` Luis R. Rodriguez
2017-03-17 0:33 ` Luis R. Rodriguez
2017-03-17 0:33 ` Luis R. Rodriguez
2017-03-17 10:43 ` Liviu Dudau
2017-03-17 10:43 ` Liviu Dudau
2017-03-17 10:43 ` Liviu Dudau
2017-03-17 10:43 ` Liviu Dudau
2017-03-17 16:26 ` Luis R. Rodriguez
2017-03-17 16:26 ` Luis R. Rodriguez
2017-03-17 16:26 ` Luis R. Rodriguez
2017-03-20 16:19 ` Lorenzo Pieralisi
2017-03-20 16:19 ` Lorenzo Pieralisi
2017-03-20 16:19 ` Lorenzo Pieralisi
2017-03-20 16:06 ` Bjorn Helgaas
2017-03-20 16:06 ` Bjorn Helgaas
2017-03-20 16:06 ` Bjorn Helgaas
2017-03-20 16:06 ` Bjorn Helgaas
2017-03-20 16:26 ` Lorenzo Pieralisi
2017-03-20 16:26 ` Lorenzo Pieralisi
2017-03-20 16:26 ` Lorenzo Pieralisi
2017-03-20 16:38 ` Bjorn Helgaas
2017-03-20 16:38 ` Bjorn Helgaas
2017-03-20 16:38 ` Bjorn Helgaas
2017-03-20 16:38 ` Bjorn Helgaas
2017-02-27 15:14 ` [PATCH 03/20] asm-generic/io.h: add PCI config space remap interface Lorenzo Pieralisi
2017-02-27 15:14 ` Lorenzo Pieralisi
2017-02-27 15:14 ` Lorenzo Pieralisi
2017-03-16 21:12 ` Bjorn Helgaas
2017-03-16 21:12 ` Bjorn Helgaas
2017-03-16 21:12 ` Bjorn Helgaas
2017-03-17 0:08 ` Luis R. Rodriguez
2017-03-17 0:08 ` Luis R. Rodriguez
2017-03-17 0:08 ` Luis R. Rodriguez
2017-03-20 10:22 ` John Garry
2017-03-20 10:22 ` John Garry
2017-03-20 10:22 ` John Garry
2017-03-20 10:22 ` John Garry
2017-03-20 16:27 ` Bjorn Helgaas
2017-03-20 16:27 ` Bjorn Helgaas
2017-03-20 16:27 ` Bjorn Helgaas
2017-03-20 16:27 ` Bjorn Helgaas
2017-03-20 18:45 ` Lorenzo Pieralisi
2017-03-20 18:45 ` Lorenzo Pieralisi
2017-03-20 18:45 ` Lorenzo Pieralisi
2017-03-22 15:04 ` Lorenzo Pieralisi
2017-03-22 15:04 ` Lorenzo Pieralisi
2017-03-22 15:04 ` Lorenzo Pieralisi
2017-03-22 15:15 ` Arnd Bergmann
2017-03-22 15:15 ` Arnd Bergmann
2017-03-22 15:15 ` Arnd Bergmann
2017-03-22 16:29 ` Bjorn Helgaas
2017-03-22 16:29 ` Bjorn Helgaas
2017-03-22 16:29 ` Bjorn Helgaas
2017-03-22 16:29 ` Bjorn Helgaas
2017-02-27 15:14 ` [PATCH 04/20] ARM64: implement pci_remap_cfgspace() interface Lorenzo Pieralisi
2017-02-27 15:14 ` Lorenzo Pieralisi
2017-02-27 15:14 ` Lorenzo Pieralisi
2017-02-27 15:14 ` Lorenzo Pieralisi
2017-02-27 15:14 ` [PATCH 05/20] ARM: " Lorenzo Pieralisi
2017-02-27 15:14 ` Lorenzo Pieralisi
2017-02-27 15:14 ` Lorenzo Pieralisi
2017-02-27 15:14 ` Lorenzo Pieralisi
2017-03-20 16:43 ` Russell King - ARM Linux
2017-03-20 16:43 ` Russell King - ARM Linux
2017-03-20 16:43 ` Russell King - ARM Linux
2017-03-20 16:43 ` Russell King - ARM Linux
2017-03-21 15:26 ` Lorenzo Pieralisi
2017-03-21 15:26 ` Lorenzo Pieralisi
2017-03-21 15:26 ` Lorenzo Pieralisi
2017-03-21 15:26 ` Lorenzo Pieralisi
2017-03-21 16:53 ` Russell King - ARM Linux
2017-03-21 16:53 ` Russell King - ARM Linux
2017-03-21 16:53 ` Russell King - ARM Linux
2017-03-21 16:53 ` Russell King - ARM Linux
2017-02-27 15:14 ` [PATCH 06/20] PCI: ECAM: use pci_remap_cfgspace() to map config region Lorenzo Pieralisi
2017-02-27 15:14 ` Lorenzo Pieralisi
2017-02-27 15:14 ` Lorenzo Pieralisi
2017-02-27 15:14 ` [PATCH 07/20] PCI: implement Devres interface to map PCI config space Lorenzo Pieralisi
2017-02-27 15:14 ` Lorenzo Pieralisi
2017-02-27 15:14 ` Lorenzo Pieralisi
2017-02-28 10:43 ` Lorenzo Pieralisi
2017-02-28 10:43 ` Lorenzo Pieralisi
2017-02-28 10:43 ` Lorenzo Pieralisi
2017-02-28 10:43 ` Lorenzo Pieralisi
2017-03-01 23:54 ` Andy Shevchenko
2017-03-01 23:54 ` Andy Shevchenko
2017-03-01 23:54 ` Andy Shevchenko
2017-03-01 23:54 ` Andy Shevchenko
2017-03-02 12:05 ` Lorenzo Pieralisi
2017-03-02 12:05 ` Lorenzo Pieralisi
2017-03-02 12:05 ` Lorenzo Pieralisi
2017-03-02 12:05 ` Lorenzo Pieralisi
2017-03-02 12:50 ` Andy Shevchenko
2017-03-02 12:50 ` Andy Shevchenko
2017-03-02 12:50 ` Andy Shevchenko
2017-03-02 12:50 ` Andy Shevchenko
2017-03-02 19:24 ` Tejun Heo
2017-03-02 19:24 ` Tejun Heo
2017-03-02 19:24 ` Tejun Heo
2017-03-02 19:24 ` Tejun Heo
2017-03-02 20:08 ` Thierry Reding
2017-03-02 20:08 ` Thierry Reding
2017-03-02 20:08 ` Thierry Reding
2017-03-02 20:08 ` Thierry Reding
2017-02-27 15:14 ` [PATCH 08/20] PCI: xilinx: update PCI config space remap function Lorenzo Pieralisi
2017-02-27 15:14 ` Lorenzo Pieralisi
2017-02-27 15:14 ` [PATCH 09/20] PCI: xilinx-nwl: " Lorenzo Pieralisi
2017-02-27 15:14 ` Lorenzo Pieralisi
2017-02-27 15:14 ` [PATCH 10/20] PCI: spear13xx: " Lorenzo Pieralisi
2017-02-27 15:14 ` Lorenzo Pieralisi
2017-02-27 15:14 ` [PATCH 11/20] PCI: rockchip: " Lorenzo Pieralisi
2017-02-27 15:14 ` Lorenzo Pieralisi
2017-02-27 15:14 ` Lorenzo Pieralisi
2017-02-27 15:14 ` [PATCH 12/20] PCI: qcom: " Lorenzo Pieralisi
2017-02-27 15:14 ` Lorenzo Pieralisi
2017-02-27 15:14 ` [PATCH 13/20] PCI: iproc-platform: " Lorenzo Pieralisi
2017-02-27 15:14 ` Lorenzo Pieralisi
2017-02-27 21:21 ` Ray Jui
2017-02-27 21:21 ` Ray Jui
2017-02-27 21:21 ` Ray Jui
2017-02-27 21:21 ` Ray Jui
2017-02-28 10:54 ` Lorenzo Pieralisi
2017-02-28 10:54 ` Lorenzo Pieralisi
2017-02-28 10:54 ` Lorenzo Pieralisi
2017-02-28 10:54 ` Lorenzo Pieralisi
2017-02-28 17:42 ` Ray Jui
2017-02-28 17:42 ` Ray Jui
2017-02-28 17:42 ` Ray Jui
2017-02-28 17:42 ` Ray Jui
2017-02-27 15:14 ` [PATCH 14/20] PCI: hisi: " Lorenzo Pieralisi
2017-02-27 15:14 ` Lorenzo Pieralisi
2017-03-02 10:56 ` Gabriele Paoloni
2017-03-02 10:56 ` Gabriele Paoloni
2017-03-02 10:56 ` Gabriele Paoloni
2017-03-02 10:56 ` Gabriele Paoloni
2017-03-02 10:56 ` Gabriele Paoloni
2017-03-02 11:49 ` Lorenzo Pieralisi
2017-03-02 11:49 ` Lorenzo Pieralisi
2017-03-02 11:49 ` Lorenzo Pieralisi
2017-03-02 11:49 ` Lorenzo Pieralisi
2017-03-02 11:49 ` Lorenzo Pieralisi
2017-03-02 11:53 ` Gabriele Paoloni
2017-03-02 11:53 ` Gabriele Paoloni
2017-03-02 11:53 ` Gabriele Paoloni
2017-02-27 15:14 ` [PATCH 15/20] PCI: designware: " Lorenzo Pieralisi
2017-02-27 15:14 ` Lorenzo Pieralisi
2017-02-27 15:14 ` [PATCH 16/20] PCI: armada8k: " Lorenzo Pieralisi
2017-02-27 15:14 ` Lorenzo Pieralisi
2017-02-27 15:14 ` [PATCH 17/20] PCI: xgene: " Lorenzo Pieralisi
2017-02-27 15:14 ` Lorenzo Pieralisi
2017-02-27 15:14 ` [PATCH 18/20] PCI: tegra: " Lorenzo Pieralisi
2017-02-27 15:14 ` Lorenzo Pieralisi
2017-02-27 15:14 ` [PATCH 19/20] PCI: layerscape: " Lorenzo Pieralisi
2017-02-27 15:14 ` Lorenzo Pieralisi
2017-02-27 15:14 ` [PATCH 20/20] PCI: keystone-dw: " Lorenzo Pieralisi
2017-02-27 15:14 ` Lorenzo Pieralisi
2017-03-01 16:18 ` Arnd Bergmann [this message]
2017-03-01 16:18 ` [PATCH 00/20] PCI: fix config and I/O Address space memory mappings Arnd Bergmann
2017-03-01 16:18 ` Arnd Bergmann
2017-03-01 16:18 ` Arnd Bergmann
2017-03-02 18:00 ` Lorenzo Pieralisi
2017-03-02 18:00 ` Lorenzo Pieralisi
2017-03-02 18:00 ` Lorenzo Pieralisi
2017-03-02 18:00 ` Lorenzo Pieralisi
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