Re: [PATCH 1/4] ACPICA: SRAT: Add RISC-V RINTC affinity structure

Rafael J. Wysocki
2024-02-12T13:31:21Z

On Wed, Jan 31, 2024 at 3:18 AM Haibo Xu <haibo1.xu@intel.com> wrote:
>
> ACPICA commit 93caddbf2f620769052c59ec471f018281dc3a24

Not really.

> Add definition of RISC-V Interrupt Controller(RINTC)
> affinity structure which was approved by UEFI forum
> and will be part of next ACPI spec version(6.6).
>
> Link: https://github.com/acpica/acpica/commit/93caddbf

And this doesn't point to an upstream ACPICA PR.

> Signed-off-by: Haibo Xu <haibo1.xu@intel.com>
> ---
> include/acpi/actbl3.h | 18 +++++++++++++++++-
> 1 file changed, 17 insertions(+), 1 deletion(-)
>
> diff --git a/include/acpi/actbl3.h b/include/acpi/actbl3.h
> index c080d579a546..5202e3fc9b41 100644
> --- a/include/acpi/actbl3.h
> +++ b/include/acpi/actbl3.h
> @@ -192,7 +192,8 @@ enum acpi_srat_type {
> ACPI_SRAT_TYPE_GIC_ITS_AFFINITY = 4, /* ACPI 6.2 */
> ACPI_SRAT_TYPE_GENERIC_AFFINITY = 5, /* ACPI 6.3 */
> ACPI_SRAT_TYPE_GENERIC_PORT_AFFINITY = 6, /* ACPI 6.4 */
> - ACPI_SRAT_TYPE_RESERVED = 7 /* 7 and greater are reserved */
> + ACPI_SRAT_TYPE_RINTC_AFFINITY = 7, /* ACPI 6.6 */
> + ACPI_SRAT_TYPE_RESERVED = 8 /* 8 and greater are reserved */
> };
>
> /*
> @@ -296,6 +297,21 @@ struct acpi_srat_generic_affinity {
> #define ACPI_SRAT_GENERIC_AFFINITY_ENABLED (1) /* 00: Use affinity structure */
> #define ACPI_SRAT_ARCHITECTURAL_TRANSACTIONS (1<<1) /* ACPI 6.4 */
>
> +/* 7: RINTC Affinity (ACPI 6.6) */
> +
> +struct acpi_srat_rintc_affinity {
> + struct acpi_subtable_header header;
> + u16 reserved; /* Reserved, must be zero */
> + u32 proximity_domain;
> + u32 acpi_processor_uid;
> + u32 flags;
> + u32 clock_domain;
> +};
> +
> +/* Flags for struct acpi_srat_rintc_affinity */
> +
> +#define ACPI_SRAT_RINTC_ENABLED (1) /* 00: Use affinity structure */
> +
> /*******************************************************************************
> *
> * STAO - Status Override Table (_STA override) - ACPI 6.0
> --
> 2.34.1
>