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genirq/msi: Provide msi_domain_ops:: Post_free()
To prepare for removing the exposure of __msi_domain_free_irqs() provide a post_free() callback in the MSI domain ops which can be used to solve the problem of the only user of __msi_domain_free_irqs() in arch/powerpc. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Ashok Raj <ashok.raj@intel.com> Reviewed-by: Jason Gunthorpe <jgg@nvidia.com> Link: https://lore.kernel.org/r/20221111122014.063153448@linutronix.de
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2 changed files with 6 additions and 0 deletions
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@ -315,6 +315,8 @@ struct msi_domain_info;
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* function.
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* @domain_free_irqs: Optional function to override the default free
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* function.
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* @msi_post_free: Optional function which is invoked after freeing
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* all interrupts.
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*
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* @get_hwirq, @msi_init and @msi_free are callbacks used by the underlying
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* irqdomain.
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@ -359,6 +361,8 @@ struct msi_domain_ops {
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struct device *dev, int nvec);
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void (*domain_free_irqs)(struct irq_domain *domain,
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struct device *dev);
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void (*msi_post_free)(struct irq_domain *domain,
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struct device *dev);
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};
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/**
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@ -1026,6 +1026,8 @@ void msi_domain_free_irqs_descs_locked(struct irq_domain *domain, struct device
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lockdep_assert_held(&dev->msi.data->mutex);
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ops->domain_free_irqs(domain, dev);
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if (ops->msi_post_free)
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ops->msi_post_free(domain, dev);
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msi_domain_free_msi_descs(info, dev);
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}
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