Re: [PATCH V3 0/2] irqchip: qcom: Add IRQ combiner driver

agustinv
2016-05-25T14:37:38Z

> Add support for IRQ combiners in the Top-level Control and Status
> Registers (TCSR) hardware block in Qualcomm Technologies chips.
>
> The first patch adds support for ResourceSource/IRQ domain mapping
> when using Extended IRQ Resources with a specific ResourceSource.
> The core ACPI resource management code has been changed to lookup
> the IRQ domain when an IRQ resource indicates a ResourceSource,
> and register the IRQ on that domain, instead of a GSI.
>
> The second patch takes advantage of the new capabilities to implement
> the driver for the IRQ combiners.
>
> Changes V1 -> V2:
> * Remove use of GPIO library for the combiner
> * Refactor to use fwnode/ResourceSource to IRQ domain mapping
> introduced in ACPI core
>
> Changes V2 -> V3:
> * Removed parsing of _PRS to find IRQs
> * Removed acpi_irq_domain_create and acpi_irq_domain_remove
>
> Agustin Vega-Frias (2):
> ACPI: Add support for ResourceSource/IRQ domain mapping
> irqchip: qcom: Add IRQ combiner driver
>
> drivers/acpi/Makefile | 1 +
> drivers/acpi/irqdomain.c | 108 +++++++++++
> drivers/acpi/resource.c | 23 ++-
> drivers/irqchip/Kconfig | 8 +
> drivers/irqchip/Makefile | 1 +
> drivers/irqchip/qcom-irq-combiner.c | 344
> ++++++++++++++++++++++++++++++++++++
> include/linux/acpi.h | 6 +
> 7 files changed, 483 insertions(+), 8 deletions(-)
> create mode 100644 drivers/acpi/irqdomain.c
> create mode 100644 drivers/irqchip/qcom-irq-combiner.c