From: Suravee Suthikulpanit <Suravee.Suthikulpanit@xxxxxxx>
This patch set introduces support for MSI(-X) in GICv2m specification,
which is implemented in some variation of GIC400.
This patch adopt the new hierarchy irq domain, and is rebased from:
Git tree : git://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms.git
Git branch : domain_hierarchy
Last commit: 97d4ea1f0922fb47dd1b09cd2694b7fa5b519db9
Changes in V10 includes:
* Remove the alloc_msi_irq and integrate into gicv2m_setup_msi_irq
* Clean up the error_out logic in gicv2m_init_one
* Add comments in gic_irq_domain_alloc()
* Removed v2m_list since no longer needed with the irqdomain hierachy framework
* Rename variable in gicv2m_taredown_msi_irq to be consistent with other functions
History:
V9: https://lkml.org/lkml/2014/10/31/111
V8: https://lkml.org/lkml/2014/9/20/111
V7: https://lkml.org/lkml/2014/9/17/751
Suravee Suthikulpanit (2):
genirq: Add irq_chip_set_type_parent function
irqchip: gicv2m: Add supports for ARM GICv2m MSI(-X)
Documentation/devicetree/bindings/arm/gic.txt | 53 ++++
arch/arm64/Kconfig | 1 +
drivers/irqchip/Kconfig | 5 +
drivers/irqchip/Makefile | 1 +
drivers/irqchip/irq-gic-v2m.c | 340 ++++++++++++++++++++++++++
drivers/irqchip/irq-gic-v2m.h | 6 +
drivers/irqchip/irq-gic.c | 23 +-
include/linux/irq.h | 1 +
kernel/irq/chip.c | 10 +
9 files changed, 436 insertions(+), 4 deletions(-)
create mode 100644 drivers/irqchip/irq-gic-v2m.c
create mode 100644 drivers/irqchip/irq-gic-v2m.h
--
1.9.3
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