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kvm: introduce kvm_arch_msi_data_to_gsi

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On ARM the MSI data corresponds to the shared peripheral interrupt (SPI)
ID. This latter equals to the SPI index + 32. to retrieve the SPI index,
matching the gsi, an architecture specific function is introduced.

Signed-off-by: Eric Auger <eric.auger@linaro.org>
Acked-by: Christoffer Dall <christoffer.dall@linaro.org>
Acked-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Eric Auger 2015-06-02 14:56:23 +01:00 • committed by Peter Maydell
parent 0b2ff2ceb8
commit 1850b6b7d0
7 changed files with 28 additions and 1 deletions
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5
target-s390x/kvm.c
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@ -2216,3 +2216,8 @@ int kvm_arch_fixup_msi_route(struct kvm_irq_routing_entry *route,
route->u.adapter.adapter_id = pbdev->routes.adapter.adapter_id;
return 0;
}
int kvm_arch_msi_data_to_gsi(uint32_t data)
{
abort();
}