Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932755AbdCGOqN (ORCPT ); Tue, 7 Mar 2017 09:46:13 -0500 Received: from foss.arm.com ([217.140.101.70]:48222 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755670AbdCGOns (ORCPT ); Tue, 7 Mar 2017 09:43:48 -0500 Date: Tue, 7 Mar 2017 14:43:34 +0000 From: Lorenzo Pieralisi To: Hanjun Guo Cc: Marc Zyngier , "Rafael J. Wysocki" , linux-acpi@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Thomas Gleixner , Greg KH , Tomasz Nowicki , Ma Jun , Kefeng Wang , Sinan Kaya , huxinwei@huawei.com, yimin@huawei.com, linuxarm@huawei.com, Hanjun Guo Subject: Re: [PATCH v9 00/15] ACPI platform MSI support and its example mbigen Message-ID: <20170307144334.GB26990@red-moon> References: <1488890410-15503-1-git-send-email-guohanjun@huawei.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1488890410-15503-1-git-send-email-guohanjun@huawei.com> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 6155 Lines: 142 On Tue, Mar 07, 2017 at 08:39:55PM +0800, Hanjun Guo wrote: > From: Hanjun Guo > > With platform msi support landed in the kernel, and the introduction > of IORT for GICv3 ITS (PCI MSI) and SMMU, the framework for platform msi > is ready, this patch set add few patches to enable the ACPI platform > msi support. > > For platform device connecting to ITS on arm platform, we have IORT > table with the named componant node to describe the mappings of paltform > device and ITS, so we can retrieve the dev id and find its parent > irqdomain (ITS) from IORT table (simlar with the ACPI ITS support). > > v8 -> v9: > - Rebased on top of 4.11-rc1 and retest; > - Some of patch's commit message was updated by Lorenzo and > it's clearer (thanks!) > > No update in the code, hope it's the final revision. I will be off the radar till -rc3 but I do not expect major changes to the series in its current form given that dependencies were merged in the merge window (ACPI IRQ probe deferral and IORT fixes). Thanks, Lorenzo > v7 -> v8: > - Using _CRS instead of _PRS for Interrupt resources for mbigen > > - reshuffle the patch slightly to introduce iort_node_map_platform_id() > first and then retrieve the dev id for platform MSI, no functional > change > > - Fix the compile error with patch "irqchip: gicv3-its: platform-msi: > scan MADT to create platform msi domain", which forgot to add > (added in later patches in last version). > > - renew some commit message which suggested by Lorenzo > > - address some othe minor issues which commented by Lorenzo > > - Add review and test tag as it's no functional change except > the last patch of mbigen > > - rebase on top of 4.10-rc4 and test it on x86, ia64 and ARM64 > platforms (also with Agustin's patch [1-2/3] "[PATCH V9 0/3] irqchip: qcom: > Add IRQ combiner driver" and Lorenzo's patch > https://patchwork.kernel.org/patch/9507041/) > > v6 -> v7: > - Introduce iort_node_map_platform_id() to retrieve the > dev id for both NC (named component) -> ITS/SMMU and > NC -> SMMU -> ITS cases, suggested by Lorenzo; > > - Reorder the patches and rewrite some commit message; > > - Remove the test tags because it has major changes > to retrieve the dev id, Sinan, Majun, Xinwei, could > you please test them again on your platform? > > - rebased on top of 4.10-rc3 and Lorenzo's patch > https://patchwork.kernel.org/patch/9507041/ > > - Tested against Agustin's patch [1-2/3] "[PATCH V9 0/3] irqchip: qcom: > Add IRQ combiner driver" > > v5 -> v6: > - Call acpi_configure_pmsi_domain() for platform devices in > acpi_platform_notify() as it's cleaner (suggested by Rafael) > - Remove the "u8 type" for iort_id_map() because it's unused > - Rebase on top of 4.10-rc2 > - Collect test and review tags > > v4 -> v5: > - Add mbigen support back with tested on with Agustin's patchset, > and it's a good example of how ACPI platform MSI works > - rebased on top of lastest Linus tree (commit 52bce91 splice: reinstate SIGPIPE/EPIPE handling) > > v3 -> v4: > - Drop mbi-gen patches to just submit platform msi support because > will rebase mbi-gen patches on top of Agustin's patchset, and discusion > is going there. > - Add a patch to support device topology such as NC(named componant, paltform device) > ->SMMU->ITS which suggested by Lorenzo; > - rebased on top of Lorenzo's v9 of ACPI IORT ARM SMMU support; > - rebased on top of 4.9-rc7 > > v2 -> v3: > - Drop RFC tag > - Rebase against v4.9-rc2 and Lorenzo's v6 of ACPI IORT ARM SMMU support [1] > - Add 3 cleanup patches (patch 1, 2, 3) > - Drop arch_init call patch from last version > - Introduce a callback for platform device to set msi domain > - Introduce a new API to get paltform device's domain instead of > reusing the PCI one in previous version > - Add a patch to rework iort_node_get_id() > > [1]: http://www.mail-archive.com/linux-kernel@vger.kernel.org/msg1251993.html > > v1 -> v2: > - Fix the bug of if multi Interrupt() resoures in single _PRS, > we need to calculate all the irq numbers (I missed it in previous > version); > - Rebased on Marc's irq/irqchip-4.9 branch and Lorenzo's v5 > SMMU patches (also Robin's SMMu patches) > - Add patch irqchip: mbigen: promote mbigen init. > > Hanjun Guo (13): > ACPI/IORT: Fix the indentation in iort_scan_node() > ACPI/IORT: Add missing comment for iort_dev_find_its_id() > ACPI/IORT: Rework iort_match_node_callback() return value handling > irqchip: gic-v3-its: keep the include header files in alphabetic > order > irqchip: gicv3-its: platform-msi: refactor its_pmsi_prepare() > irqchip: gicv3-its: platform-msi: refactor its_pmsi_init() to prepare > for ACPI > irqchip: gicv3-its: platform-msi: scan MADT to create platform msi > domain > ACPI/IORT: Rename iort_node_map_rid() to make it generic > ACPI/IORT: Introduce iort_node_map_platform_id() to retrieve dev id > ACPI: platform-msi: retrieve dev id from IORT > ACPI: platform: setup MSI domain for ACPI based platform device > msi: platform: make platform_msi_create_device_domain() ACPI aware > irqchip: mbigen: Add ACPI support > > Kefeng Wang (2): > irqchip: mbigen: drop module owner > irqchip: mbigen: introduce mbigen_of_create_domain() > > drivers/acpi/arm64/iort.c | 158 +++++++++++++++++++++----- > drivers/acpi/glue.c | 6 + > drivers/base/platform-msi.c | 3 +- > drivers/irqchip/irq-gic-v3-its-platform-msi.c | 106 +++++++++++++---- > drivers/irqchip/irq-gic-v3-its.c | 2 +- > drivers/irqchip/irq-mbigen.c | 110 +++++++++++++++--- > include/linux/acpi_iort.h | 8 ++ > 7 files changed, 317 insertions(+), 76 deletions(-) > > -- > 1.7.12.4 >