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PCI/MSI: Let the MSI core free descriptors
Let the core do the freeing of descriptors and just keep it around for the legacy case. Signed-off-by: Ahmed S. Darwish <darwi@linutronix.de> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Jason Gunthorpe <jgg@nvidia.com> Acked-by: Bjorn Helgaas <bhelgaas@google.com> Link: https://lore.kernel.org/r/20221111122014.409654736@linutronix.de
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1 changed files with 7 additions and 3 deletions
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@ -24,11 +24,12 @@ void pci_msi_teardown_msi_irqs(struct pci_dev *dev)
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struct irq_domain *domain;
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domain = dev_get_msi_domain(&dev->dev);
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if (domain && irq_domain_is_hierarchy(domain))
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if (domain && irq_domain_is_hierarchy(domain)) {
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msi_domain_free_irqs_descs_locked(domain, &dev->dev);
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else
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} else {
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pci_msi_legacy_teardown_msi_irqs(dev);
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msi_free_msi_descs(&dev->dev);
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}
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}
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/**
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@ -170,6 +171,9 @@ struct irq_domain *pci_msi_create_irq_domain(struct fwnode_handle *fwnode,
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if (info->flags & MSI_FLAG_USE_DEF_CHIP_OPS)
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pci_msi_domain_update_chip_ops(info);
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/* Let the core code free MSI descriptors when freeing interrupts */
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info->flags |= MSI_FLAG_FREE_MSI_DESCS;
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info->flags |= MSI_FLAG_ACTIVATE_EARLY | MSI_FLAG_DEV_SYSFS;
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if (IS_ENABLED(CONFIG_GENERIC_IRQ_RESERVATION_MODE))
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info->flags |= MSI_FLAG_MUST_REACTIVATE;
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