PCI/MSI: Provide MSI_FLAG_MSIX_CONTIGUOUS

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Provide a domain info flag which makes the core code check for a contiguous
MSI-X index on allocation. That's simpler than checking it at some other
domain callback in architecture code.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Acked-by: Bjorn Helgaas <bhelgaas@google.com>
Link: https://lore.kernel.org/r/20211210221814.662401116@linutronix.de

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Thomas Gleixner 2021-12-10 23:19:20 +01:00

parent 173ffad79d

commit 7a823443e9

2 changed files with 16 additions and 2 deletions

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16

drivers/pci/msi/irqdomain.c

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2

include/linux/msi.h

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