Re: [patch V2 27/36] genirq/msi: Provide interface to retrieve Linux interrupt number

[patch V2 00/36] genirq/msi, PCI/MSI: Spring cleaning - Part 2 · Thomas Gleixner <hidden> · 2021-12-06
[patch V2 01/36] device: Move MSI related data into a struct · Thomas Gleixner <hidden> · 2021-12-06
[patch V2 02/36] device: Add device::msi_data pointer and struct msi_device_data · Thomas Gleixner <hidden> · 2021-12-06
[patch V2 03/36] PCI/MSI: Allocate MSI device data on first use · Thomas Gleixner <hidden> · 2021-12-06
Re: [patch V2 03/36] PCI/MSI: Allocate MSI device data on first use · Bjorn Helgaas <helgaas@kernel.org> · 2021-12-07
[patch V2 04/36] platform-msi: Allocate MSI device data on first use · Thomas Gleixner <hidden> · 2021-12-06
[patch V2 05/36] bus: fsl-mc-msi: Allocate MSI device data on first use · Thomas Gleixner <hidden> · 2021-12-06
[patch V2 06/36] soc: ti: ti_sci_inta_msi: Allocate MSI device data on first use · Thomas Gleixner <hidden> · 2021-12-06
[patch V2 07/36] genirq/msi: Provide msi_device_populate/destroy_sysfs() · Thomas Gleixner <hidden> · 2021-12-06
[patch V2 08/36] PCI/MSI: Let the irq code handle sysfs groups · Thomas Gleixner <hidden> · 2021-12-06
Re: [patch V2 08/36] PCI/MSI: Let the irq code handle sysfs groups · Bjorn Helgaas <helgaas@kernel.org> · 2021-12-07
[patch V2 09/36] platform-msi: Let the core code handle sysfs groups · Thomas Gleixner <hidden> · 2021-12-06
[patch V2 10/36] genirq/msi: Remove the original sysfs interfaces · Thomas Gleixner <hidden> · 2021-12-06
[patch V2 11/36] platform-msi: Rename functions and clarify comments · Thomas Gleixner <hidden> · 2021-12-06
[patch V2 12/36] platform-msi: Store platform private data pointer in msi_device_data · Thomas Gleixner <hidden> · 2021-12-06
[patch V2 13/36] genirq/msi: Consolidate MSI descriptor data · Thomas Gleixner <hidden> · 2021-12-06
[patch V2 16/36] soc: ti: ti_sci_inta_msi: Use msi_desc::msi_index · Thomas Gleixner <hidden> · 2021-12-06
[patch V2 17/36] PCI/MSI: Use msi_desc::msi_index · Thomas Gleixner <hidden> · 2021-12-06
Re: [patch V2 17/36] PCI/MSI: Use msi_desc::msi_index · Bjorn Helgaas <helgaas@kernel.org> · 2021-12-07
[patch V2 18/36] genirq/msi: Add msi_device_data::properties · Thomas Gleixner <hidden> · 2021-12-06
Re: [patch V2 18/36] genirq/msi: Add msi_device_data::properties · Greg Kroah-Hartman <gregkh@linuxfoundation.org> · 2021-12-07
Re: [patch V2 18/36] genirq/msi: Add msi_device_data::properties · Cédric Le Goater <clg@kaod.org> · 2021-12-07
Re: [patch V2 18/36] genirq/msi: Add msi_device_data::properties · Thomas Gleixner <hidden> · 2021-12-07
Re: [patch V2 18/36] genirq/msi: Add msi_device_data::properties · Thomas Gleixner <hidden> · 2021-12-07
[patch V2 19/36] PCI/MSI: Store properties in device::msi::data · Thomas Gleixner <hidden> · 2021-12-06
Re: [patch V2 19/36] PCI/MSI: Store properties in device::msi::data · Greg Kroah-Hartman <gregkh@linuxfoundation.org> · 2021-12-07
Re: [patch V2 19/36] PCI/MSI: Store properties in device::msi::data · Bjorn Helgaas <helgaas@kernel.org> · 2021-12-07
Re: [patch V2 19/36] PCI/MSI: Store properties in device::msi::data · Jason Gunthorpe <jgg@nvidia.com> · 2021-12-08
Re: [patch V2 19/36] PCI/MSI: Store properties in device::msi::data · Thomas Gleixner <hidden> · 2021-12-09
Re: [patch V2 19/36] PCI/MSI: Store properties in device::msi::data · Thomas Gleixner <hidden> · 2021-12-09
[patch V2 20/36] x86/pci/XEN: Use device MSI properties · Thomas Gleixner <hidden> · 2021-12-06
Re: [patch V2 20/36] x86/pci/XEN: Use device MSI properties · Jason Gunthorpe <jgg@nvidia.com> · 2021-12-08
Re: [patch V2 20/36] x86/pci/XEN: Use device MSI properties · Thomas Gleixner <hidden> · 2021-12-08
[patch V2 22/36] genirq/msi: Use device MSI properties · Thomas Gleixner <hidden> · 2021-12-06
[patch V2 15/36] bus: fsl-mc-msi: Use msi_desc::msi_index · Thomas Gleixner <hidden> · 2021-12-06
[patch V2 14/36] platform-msi: Use msi_desc::msi_index · Thomas Gleixner <hidden> · 2021-12-06
[patch V2 31/36] perf/smmuv3: Use msi_get_virq() · Thomas Gleixner <hidden> · 2021-12-06
[patch V2 32/36] iommu/arm-smmu-v3: Use msi_get_virq() · Thomas Gleixner <hidden> · 2021-12-06
[patch V2 27/36] genirq/msi: Provide interface to retrieve Linux interrupt number · Thomas Gleixner <hidden> · 2021-12-06
Re: [patch V2 27/36] genirq/msi: Provide interface to retrieve Linux interrupt number · Greg Kroah-Hartman <gregkh@linuxfoundation.org> · 2021-12-07
[patch V2 33/36] mailbox: bcm-flexrm-mailbox: Rework MSI interrupt handling · Thomas Gleixner <hidden> · 2021-12-06
[patch V2 24/36] powerpc/pseries/msi: Use MSI device properties · Thomas Gleixner <hidden> · 2021-12-06
Re: [patch V2 24/36] powerpc/pseries/msi: Use MSI device properties · Jason Gunthorpe <jgg@nvidia.com> · 2021-12-08
[patch V2 23/36] powerpc/cell/axon_msi: Use MSI device properties · Thomas Gleixner <hidden> · 2021-12-06
Re: [patch V2 23/36] powerpc/cell/axon_msi: Use MSI device properties · Greg Kroah-Hartman <gregkh@linuxfoundation.org> · 2021-12-07
Re: [patch V2 23/36] powerpc/cell/axon_msi: Use MSI device properties · Jason Gunthorpe <jgg@nvidia.com> · 2021-12-08
[patch V2 21/36] x86/apic/msi: Use device MSI properties · Thomas Gleixner <hidden> · 2021-12-06
Re: [patch V2 21/36] x86/apic/msi: Use device MSI properties · Jason Gunthorpe <jgg@nvidia.com> · 2021-12-08
[patch V2 25/36] PCI/MSI: Provide MSI_FLAG_MSIX_CONTIGUOUS · Thomas Gleixner <hidden> · 2021-12-06
Re: [patch V2 25/36] PCI/MSI: Provide MSI_FLAG_MSIX_CONTIGUOUS · Bjorn Helgaas <helgaas@kernel.org> · 2021-12-07
[patch V2 26/36] powerpc/pseries/msi: Let core code check for contiguous entries · Thomas Gleixner <hidden> · 2021-12-06
Re: [patch V2 26/36] powerpc/pseries/msi: Let core code check for contiguous entries · Greg Kroah-Hartman <gregkh@linuxfoundation.org> · 2021-12-07
[patch V2 28/36] PCI/MSI: Use __msi_get_virq() in pci_get_vector() · Thomas Gleixner <hidden> · 2021-12-06
Re: [patch V2 28/36] PCI/MSI: Use __msi_get_virq() in pci_get_vector() · Greg Kroah-Hartman <gregkh@linuxfoundation.org> · 2021-12-07
Re: [patch V2 28/36] PCI/MSI: Use __msi_get_virq() in pci_get_vector() · Bjorn Helgaas <helgaas@kernel.org> · 2021-12-07
[patch V2 29/36] PCI/MSI: Simplify pci_irq_get_affinity() · Thomas Gleixner <hidden> · 2021-12-06
Re: [patch V2 29/36] PCI/MSI: Simplify pci_irq_get_affinity() · Cédric Le Goater <clg@kaod.org> · 2021-12-07
Re: [patch V2 29/36] PCI/MSI: Simplify pci_irq_get_affinity() · Thomas Gleixner <hidden> · 2021-12-07
[patch V2 30/36] dmaengine: mv_xor_v2: Get rid of msi_desc abuse · Thomas Gleixner <hidden> · 2021-12-06
[patch V2 34/36] bus: fsl-mc: fsl-mc-allocator: Rework MSI handling · Thomas Gleixner <hidden> · 2021-12-06
[patch V2 36/36] dmaengine: qcom_hidma: Cleanup MSI handling · Thomas Gleixner <hidden> · 2021-12-06
[patch V2 35/36] soc: ti: ti_sci_inta_msi: Get rid of ti_sci_inta_msi_get_virq() · Thomas Gleixner <hidden> · 2021-12-06

From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Date: 2021-12-07 07:52:03
Also in: dmaengine, linux-iommu, linux-pci, lkml, xen-devel

On Mon, Dec 06, 2021 at 11:39:39PM +0100, Thomas Gleixner wrote:

This allows drivers to retrieve the Linux interrupt number instead of
fiddling with MSI descriptors.

msi_get_virq() returns the Linux interrupt number or 0 in case that there
is no entry for the given MSI index.

Signed-off-by: Thomas Gleixner <redacted>

Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>


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