genirq/msi: Make the .prepare callback reusable

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The .prepare callbacks are so far only called from msi_domain_alloc_irqs.
In order to reuse that code, split that code and create a
msi_domain_prepare_irqs function that the existing code can call into.

Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>

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Marc Zyngier 2015-11-23 08:26:05 +00:00

parent c466595c41

commit b2eba39bca

2 changed files with 19 additions and 3 deletions

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4

include/linux/msi.h

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18

kernel/irq/msi.c

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