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authorSuravee Suthikulpanit <Suravee.Suthikulpanit@amd.com>2014-11-25 18:47:22 +0000
committerJason Cooper <jason@lakedaemon.net>2014-11-26 15:55:18 +0000
commit853a33ce6932601030f550653aea91a0e0a71511 (patch)
treef9e792722448699931ffe6627c676f34e0aed587 /drivers/irqchip/Kconfig
parentf4e27e30b3663a8652746d1c7d1649a5fa8c0e6c (diff)
downloadlinux-853a33ce6932601030f550653aea91a0e0a71511.tar.bz2
irqchip: gic-v2m: Add support for ARM GICv2m MSI(-X) doorbell
ARM GICv2m specification extends GICv2 to support MSI(-X) with a new register frame. This allows a GICv2 based system to support MSI with minimal changes. Signed-off-by: Suravee Suthikulpanit <Suravee.Suthikulpanit@amd.com> [maz: converted the driver to use stacked irq domains, updated changelog] Signed-off-by: Marc Zyngier <marc.zyngier@arm.com> Link: https://lkml.kernel.org/r/1416941243-7181-2-git-send-email-marc.zyngier@arm.com Signed-off-by: Jason Cooper <jason@lakedaemon.net>
Diffstat (limited to 'drivers/irqchip/Kconfig')
-rw-r--r--drivers/irqchip/Kconfig6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/irqchip/Kconfig b/drivers/irqchip/Kconfig
index d47fa846763b..e72e23960632 100644
--- a/drivers/irqchip/Kconfig
+++ b/drivers/irqchip/Kconfig
@@ -8,6 +8,12 @@ config ARM_GIC
select IRQ_DOMAIN_HIERARCHY
select MULTI_IRQ_HANDLER
+config ARM_GIC_V2M
+ bool
+ depends on ARM_GIC
+ depends on PCI && PCI_MSI
+ select PCI_MSI_IRQ_DOMAIN
+
config GIC_NON_BANKED
bool