Unverified Commit 39494aec authored by Haibo Xu's avatar Haibo Xu Committed by Palmer Dabbelt
Browse files

ACPI: NUMA: Add handler for SRAT RINTC affinity structure 



Add RINTC affinity structure handler during parsing SRAT table.

Signed-off-by: default avatarHaibo Xu <haibo1.xu@intel.com>
Reviewed-by: default avatarSunil V L <sunilvl@ventanamicro.com>
Reviewed-by: default avatarHanjun Guo <guohanjun@huawei.com>
Link: https://lore.kernel.org/r/e076514d78d92f104a5f2d8c82b8921f6aa26fdd.1718268003.git.haibo1.xu@intel.com


Signed-off-by: default avatarPalmer Dabbelt <palmer@rivosinc.com>
parent eabd9db6

drivers/acpi/numa/srat.c

+31 −1
Original line number Diff line number Diff line
@@ -167,6 +167,19 @@ acpi_table_print_srat_entry(struct acpi_subtable_header *header) 
		}

	}

	break;



	case ACPI_SRAT_TYPE_RINTC_AFFINITY:

		{

			struct acpi_srat_rintc_affinity *p =

			    (struct acpi_srat_rintc_affinity *)header;

			pr_debug("SRAT Processor (acpi id[0x%04x]) in proximity domain %d %s\n",

				 p->acpi_processor_uid,

				 p->proximity_domain,

				 (p->flags & ACPI_SRAT_RINTC_ENABLED) ?

				 "enabled" : "disabled");

		}

		break;



	default:

		pr_warn("Found unsupported SRAT entry (type = 0x%x)\n",

			header->type);
@@ -450,6 +463,21 @@ acpi_parse_gi_affinity(union acpi_subtable_headers *header, 
}

#endif /* defined(CONFIG_X86) || defined (CONFIG_ARM64) */



static int __init

acpi_parse_rintc_affinity(union acpi_subtable_headers *header,

			  const unsigned long end)

{

	struct acpi_srat_rintc_affinity *rintc_affinity;



	rintc_affinity = (struct acpi_srat_rintc_affinity *)header;

	acpi_table_print_srat_entry(&header->common);



	/* let architecture-dependent part to do it */

	acpi_numa_rintc_affinity_init(rintc_affinity);



	return 0;

}



static int __init acpi_parse_srat(struct acpi_table_header *table)

{

	struct acpi_table_srat *srat = (struct acpi_table_srat *)table;
@@ -485,7 +513,7 @@ int __init acpi_numa_init(void) 


	/* SRAT: System Resource Affinity Table */

	if (!acpi_table_parse(ACPI_SIG_SRAT, acpi_parse_srat)) {

		struct acpi_subtable_proc srat_proc[4];

		struct acpi_subtable_proc srat_proc[5];



		memset(srat_proc, 0, sizeof(srat_proc));

		srat_proc[0].id = ACPI_SRAT_TYPE_CPU_AFFINITY;
@@ -496,6 +524,8 @@ int __init acpi_numa_init(void) 
		srat_proc[2].handler = acpi_parse_gicc_affinity;

		srat_proc[3].id = ACPI_SRAT_TYPE_GENERIC_AFFINITY;

		srat_proc[3].handler = acpi_parse_gi_affinity;

		srat_proc[4].id = ACPI_SRAT_TYPE_RINTC_AFFINITY;

		srat_proc[4].handler = acpi_parse_rintc_affinity;



		acpi_table_parse_entries_array(ACPI_SIG_SRAT,

					sizeof(struct acpi_table_srat),