[PATCH V12 0/3] irqchip: qcom: Add IRQ combiner driver

Hanjun Guo guohanjun at huawei.com
Fri Feb 3 02:31:48 PST 2017


On 2017/2/3 7:23, Agustin Vega-Frias wrote:
> Add support for IRQ combiners in the Top-level Control and Status
> Registers (TCSR) hardware block in Qualcomm Technologies chips.
>
> The first patch prevents the ACPI core from attempting to map IRQ resources
> with a valid ResourceSource as GSIs.
>
> The second patch adds support for ResourceSource/IRQ domain mapping and
> fixes IRQ probe deferral by allowing platform_device IRQ resources to be
> re-initialized from the corresponding ACPI IRQ resource.
>
> Both changes described above are conditional on the ACPI_GENERIC_GSI config.
>
> The third patch takes advantage of the new capabilities to implement
> the driver for the IRQ combiners.
>
> Tested on top of v4.10-rc6.
>
> Changes V11 -> V12:
> * Remove probe table, add that optimization later.
> * Fix some minor style issues.

For patch [1-2/3], I tested on x86 and IA64 machine, didn't see
regressions in dmesg, and tested them on Hisilicon D03 (ARM64 with
mbigen irqchip which needs this mechanism) , it works fine.

Tested-by: Hanjun Guo <hanjun.guo at linaro.org>
Reviewed-by: Hanjun Guo <hanjun.guo at linaro.org>

Thanks
Hanjun




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