From mboxrd@z Thu Jan 1 00:00:00 1970 From: Yijing Wang Subject: Re: [PATCH v2 00/22] Use MSI chip framework to configure MSI/MSI-X in all platforms Date: Fri, 26 Sep 2014 10:47:58 +0800 Message-ID: <5424D3DE.8080406@huawei.com> References: <1411614872-4009-1-git-send-email-wangyijing@huawei.com> <20140925142340.GE20089@laptop.dumpdata.com> Mime-Version: 1.0 Content-Type: text/plain; charset="ISO-8859-1" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20140925142340.GE20089@laptop.dumpdata.com> Sender: linux-ia64-owner@vger.kernel.org To: Konrad Rzeszutek Wilk Cc: Bjorn Helgaas , linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, Xinwei Hu , Wuyun , linux-arm-kernel@lists.infradead.org, Russell King , linux-arch@vger.kernel.org, arnab.basu@freescale.com, Bharat.Bhushan@freescale.com, x86@kernel.org, Arnd Bergmann , Thomas Gleixner , xen-devel@lists.xenproject.org, Joerg Roedel , iommu@lists.linux-foundation.org, linux-mips@linux-mips.org, Benjamin Herrenschmidt , linuxppc-dev@lists.ozlabs.org, linux-s390@vger.kernel.org, Sebastian Ott , Tony Luck , linux-ia64@vger.kernel.org, "David S. Miller" , sparclinux@vger.kernel.org, Chris Metcalf List-Id: linux-arch.vger.kernel.org On 2014/9/25 22:23, Konrad Rzeszutek Wilk wrote: > On Thu, Sep 25, 2014 at 11:14:10AM +0800, Yijing Wang wrote: >> This series is based Bjorn's pci/msi branch >> git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git pci/msi > > Is there a git tree for these patches? Hi Konrad, my git tree in company can not be pulled from outside. I will try to update this series to github these days. >> >> Currently, there are a lot of weak arch functions in MSI code. >> Thierry Reding Introduced MSI chip framework to configure MSI/MSI-X in arm. >> This series use MSI chip framework to refactor MSI code across all platforms >> to eliminate weak arch functions. Then all MSI irqs will be managed in a >> unified framework. Because this series changed a lot of ARCH MSI code, >> so tests in the platforms which MSI code modified are warmly welcomed! >> >> v1->v2: >> Add a patch to make s390 MSI code build happy between patch "x86/xen/MSI: E.." >> and "s390/MSI: Use MSI..". Fix several typo problems found by Lucas. >> >> RFC->v1: >> Updated "[patch 4/21] x86/xen/MSI: Eliminate...", export msi_chip instead >> of #ifdef to fix MSI bug in xen running in x86. >> Rename arch_get_match_msi_chip() to arch_find_msi_chip(). >> Drop use struct device as the msi_chip argument, we will do that >> later in another patchset. >> >> Yijing Wang (22): >> PCI/MSI: Clean up struct msi_chip argument >> PCI/MSI: Remove useless bus->msi assignment >> MSI: Remove the redundant irq_set_chip_data() >> x86/xen/MSI: Eliminate arch_msix_mask_irq() and arch_msi_mask_irq() >> s390/MSI: Use __msi_mask_irq() instead of default_msi_mask_irq() >> PCI/MSI: Introduce weak arch_find_msi_chip() to find MSI chip >> PCI/MSI: Refactor struct msi_chip to make it become more common >> x86/MSI: Use MSI chip framework to configure MSI/MSI-X irq >> x86/xen/MSI: Use MSI chip framework to configure MSI/MSI-X irq >> Irq_remapping/MSI: Use MSI chip framework to configure MSI/MSI-X irq >> x86/MSI: Remove unused MSI weak arch functions >> MIPS/Octeon/MSI: Use MSI chip framework to configure MSI/MSI-X irq >> MIPS/Xlp: Remove the dead function destroy_irq() to fix build error >> MIPS/Xlp/MSI: Use MSI chip framework to configure MSI/MSI-X irq >> MIPS/Xlr/MSI: Use MSI chip framework to configure MSI/MSI-X irq >> Powerpc/MSI: Use MSI chip framework to configure MSI/MSI-X irq >> s390/MSI: Use MSI chip framework to configure MSI/MSI-X irq >> arm/iop13xx/MSI: Use MSI chip framework to configure MSI/MSI-X irq >> IA64/MSI: Use MSI chip framework to configure MSI/MSI-X irq >> Sparc/MSI: Use MSI chip framework to configure MSI/MSI-X irq >> tile/MSI: Use MSI chip framework to configure MSI/MSI-X irq >> PCI/MSI: Clean up unused MSI arch functions >> >> arch/arm/mach-iop13xx/include/mach/pci.h | 2 + >> arch/arm/mach-iop13xx/iq81340mc.c | 1 + >> arch/arm/mach-iop13xx/iq81340sc.c | 1 + >> arch/arm/mach-iop13xx/msi.c | 9 ++- >> arch/arm/mach-iop13xx/pci.c | 6 ++ >> arch/ia64/kernel/msi_ia64.c | 18 ++++- >> arch/mips/pci/msi-octeon.c | 35 ++++++---- >> arch/mips/pci/msi-xlp.c | 18 ++++-- >> arch/mips/pci/pci-xlr.c | 15 ++++- >> arch/powerpc/kernel/msi.c | 14 +++- >> arch/s390/pci/pci.c | 18 ++++- >> arch/sparc/kernel/pci.c | 14 +++- >> arch/tile/kernel/pci_gx.c | 14 +++- >> arch/x86/include/asm/apic.h | 4 + >> arch/x86/include/asm/pci.h | 4 +- >> arch/x86/include/asm/x86_init.h | 7 -- >> arch/x86/kernel/apic/io_apic.c | 16 ++++- >> arch/x86/kernel/x86_init.c | 34 --------- >> arch/x86/pci/xen.c | 60 +++++++++------- >> drivers/iommu/irq_remapping.c | 9 ++- >> drivers/irqchip/irq-armada-370-xp.c | 8 +-- >> drivers/pci/host/pci-tegra.c | 8 ++- >> drivers/pci/host/pcie-designware.c | 4 +- >> drivers/pci/host/pcie-rcar.c | 8 ++- >> drivers/pci/msi.c | 114 ++++++++++++++---------------- >> drivers/pci/probe.c | 1 - >> include/linux/msi.h | 26 ++----- >> 27 files changed, 266 insertions(+), 202 deletions(-) >> > > . > -- Thanks! Yijing From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from szxga03-in.huawei.com ([119.145.14.66]:50588 "EHLO szxga03-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752437AbaIZCsV (ORCPT ); Thu, 25 Sep 2014 22:48:21 -0400 Message-ID: <5424D3DE.8080406@huawei.com> Date: Fri, 26 Sep 2014 10:47:58 +0800 From: Yijing Wang MIME-Version: 1.0 Subject: Re: [PATCH v2 00/22] Use MSI chip framework to configure MSI/MSI-X in all platforms References: <1411614872-4009-1-git-send-email-wangyijing@huawei.com> <20140925142340.GE20089@laptop.dumpdata.com> In-Reply-To: <20140925142340.GE20089@laptop.dumpdata.com> Content-Type: text/plain; charset="ISO-8859-1" Content-Transfer-Encoding: 7bit Sender: linux-arch-owner@vger.kernel.org List-ID: To: Konrad Rzeszutek Wilk Cc: Bjorn Helgaas , linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, Xinwei Hu , Wuyun , linux-arm-kernel@lists.infradead.org, Russell King , linux-arch@vger.kernel.org, arnab.basu@freescale.com, Bharat.Bhushan@freescale.com, x86@kernel.org, Arnd Bergmann , Thomas Gleixner , xen-devel@lists.xenproject.org, Joerg Roedel , iommu@lists.linux-foundation.org, linux-mips@linux-mips.org, Benjamin Herrenschmidt , linuxppc-dev@lists.ozlabs.org, linux-s390@vger.kernel.org, Sebastian Ott , Tony Luck , linux-ia64@vger.kernel.org, "David S. Miller" , sparclinux@vger.kernel.org, Chris Metcalf , Ralf Baechle , Lucas Stach , David Vrabel , Sergei Shtylyov , Michael Ellerman , Thierry Reding , Thomas Petazzoni Message-ID: <20140926024758.tvfNMTjVMEUIcadTz30QIazJmdfEo1wWLZ4DPf_SMaw@z> On 2014/9/25 22:23, Konrad Rzeszutek Wilk wrote: > On Thu, Sep 25, 2014 at 11:14:10AM +0800, Yijing Wang wrote: >> This series is based Bjorn's pci/msi branch >> git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git pci/msi > > Is there a git tree for these patches? Hi Konrad, my git tree in company can not be pulled from outside. I will try to update this series to github these days. >> >> Currently, there are a lot of weak arch functions in MSI code. >> Thierry Reding Introduced MSI chip framework to configure MSI/MSI-X in arm. >> This series use MSI chip framework to refactor MSI code across all platforms >> to eliminate weak arch functions. Then all MSI irqs will be managed in a >> unified framework. Because this series changed a lot of ARCH MSI code, >> so tests in the platforms which MSI code modified are warmly welcomed! >> >> v1->v2: >> Add a patch to make s390 MSI code build happy between patch "x86/xen/MSI: E.." >> and "s390/MSI: Use MSI..". Fix several typo problems found by Lucas. >> >> RFC->v1: >> Updated "[patch 4/21] x86/xen/MSI: Eliminate...", export msi_chip instead >> of #ifdef to fix MSI bug in xen running in x86. >> Rename arch_get_match_msi_chip() to arch_find_msi_chip(). >> Drop use struct device as the msi_chip argument, we will do that >> later in another patchset. >> >> Yijing Wang (22): >> PCI/MSI: Clean up struct msi_chip argument >> PCI/MSI: Remove useless bus->msi assignment >> MSI: Remove the redundant irq_set_chip_data() >> x86/xen/MSI: Eliminate arch_msix_mask_irq() and arch_msi_mask_irq() >> s390/MSI: Use __msi_mask_irq() instead of default_msi_mask_irq() >> PCI/MSI: Introduce weak arch_find_msi_chip() to find MSI chip >> PCI/MSI: Refactor struct msi_chip to make it become more common >> x86/MSI: Use MSI chip framework to configure MSI/MSI-X irq >> x86/xen/MSI: Use MSI chip framework to configure MSI/MSI-X irq >> Irq_remapping/MSI: Use MSI chip framework to configure MSI/MSI-X irq >> x86/MSI: Remove unused MSI weak arch functions >> MIPS/Octeon/MSI: Use MSI chip framework to configure MSI/MSI-X irq >> MIPS/Xlp: Remove the dead function destroy_irq() to fix build error >> MIPS/Xlp/MSI: Use MSI chip framework to configure MSI/MSI-X irq >> MIPS/Xlr/MSI: Use MSI chip framework to configure MSI/MSI-X irq >> Powerpc/MSI: Use MSI chip framework to configure MSI/MSI-X irq >> s390/MSI: Use MSI chip framework to configure MSI/MSI-X irq >> arm/iop13xx/MSI: Use MSI chip framework to configure MSI/MSI-X irq >> IA64/MSI: Use MSI chip framework to configure MSI/MSI-X irq >> Sparc/MSI: Use MSI chip framework to configure MSI/MSI-X irq >> tile/MSI: Use MSI chip framework to configure MSI/MSI-X irq >> PCI/MSI: Clean up unused MSI arch functions >> >> arch/arm/mach-iop13xx/include/mach/pci.h | 2 + >> arch/arm/mach-iop13xx/iq81340mc.c | 1 + >> arch/arm/mach-iop13xx/iq81340sc.c | 1 + >> arch/arm/mach-iop13xx/msi.c | 9 ++- >> arch/arm/mach-iop13xx/pci.c | 6 ++ >> arch/ia64/kernel/msi_ia64.c | 18 ++++- >> arch/mips/pci/msi-octeon.c | 35 ++++++---- >> arch/mips/pci/msi-xlp.c | 18 ++++-- >> arch/mips/pci/pci-xlr.c | 15 ++++- >> arch/powerpc/kernel/msi.c | 14 +++- >> arch/s390/pci/pci.c | 18 ++++- >> arch/sparc/kernel/pci.c | 14 +++- >> arch/tile/kernel/pci_gx.c | 14 +++- >> arch/x86/include/asm/apic.h | 4 + >> arch/x86/include/asm/pci.h | 4 +- >> arch/x86/include/asm/x86_init.h | 7 -- >> arch/x86/kernel/apic/io_apic.c | 16 ++++- >> arch/x86/kernel/x86_init.c | 34 --------- >> arch/x86/pci/xen.c | 60 +++++++++------- >> drivers/iommu/irq_remapping.c | 9 ++- >> drivers/irqchip/irq-armada-370-xp.c | 8 +-- >> drivers/pci/host/pci-tegra.c | 8 ++- >> drivers/pci/host/pcie-designware.c | 4 +- >> drivers/pci/host/pcie-rcar.c | 8 ++- >> drivers/pci/msi.c | 114 ++++++++++++++---------------- >> drivers/pci/probe.c | 1 - >> include/linux/msi.h | 26 ++----- >> 27 files changed, 266 insertions(+), 202 deletions(-) >> > > . > -- Thanks! Yijing