This new enum value aims at indicating whether the irq domain
implements MSI remapping. This property is useful to assess
the IRQ assignment safety at VFIO level.
Signed-off-by: Eric Auger <eric.auger@xxxxxxxxxx>
---
---
include/linux/irqdomain.h | 3 +++
1 file changed, 3 insertions(+)
diff --git a/include/linux/irqdomain.h b/include/linux/irqdomain.h
index ffb8460..ab017b2 100644
--- a/include/linux/irqdomain.h
+++ b/include/linux/irqdomain.h
@@ -183,6 +183,9 @@ enum {
/* Irq domain is an IPI domain with single virq */
IRQ_DOMAIN_FLAG_IPI_SINGLE = (1 << 3),
+ /* Irq domain is MSI remapping capable */
+ IRQ_DOMAIN_FLAG_MSI_REMAP = (1 << 4),
+
/*
* Flags starting from IRQ_DOMAIN_FLAG_NONCORE are reserved
* for implementation specific purposes and ignored by the
--
1.9.1
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