[PATCH v2 6/8] cache: Support cache maintenance for HiSilicon SoC Hydra Home Agent
Randy Dunlap
rdunlap at infradead.org
Tue Jun 24 10:18:41 PDT 2025
Hi--
On 6/24/25 8:48 AM, Jonathan Cameron wrote:
> diff --git a/drivers/cache/Kconfig b/drivers/cache/Kconfig
> index bedc51bea1d1..0ed87f25bd69 100644
> --- a/drivers/cache/Kconfig
> +++ b/drivers/cache/Kconfig
> @@ -10,6 +10,20 @@ config CACHE_COHERENCY_SUBSYSTEM
> kernel subsystems to issue invalidations and similar coherency
> operations.
>
> +if CACHE_COHERENCY_SUBSYSTEM
> +
> +config HISI_SOC_HHA
> + tristate "HiSilicon Hydra Home Agent (HHA) device driver"
> + depends on (ARM64 && ACPI) || COMPILE_TEST
> + help
> + The Hydra Home Agent (HHA) is responsible of cache coherency
for cache coherency
> + on SoC. This drivers provides cache maintenance functions of HHA.
on the SoC.
> +
> + This driver can be built as a module. If so, the module will be
> + called hisi_soc_hha.
> +
> +endif
--
~Randy
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