Commit b1121e2a authored by Huacai Chen's avatar Huacai Chen Committed by Rafael J. Wysocki
Browse files

ACPI: Add LoongArch support for ACPI_PROCESSOR/ACPI_NUMA 



We are preparing to add new Loongson (based on LoongArch, not MIPS)
support. LoongArch use ACPI other than DT as its boot protocol, so
add its support for ACPI_PROCESSOR/ACPI_NUMA.

Signed-off-by: default avatarHuacai Chen <chenhuacai@loongson.cn>
Signed-off-by: default avatarRafael J. Wysocki <rafael.j.wysocki@intel.com>
parent e73f0f0e

drivers/acpi/Kconfig

+2 −2
Original line number Diff line number Diff line
@@ -280,9 +280,9 @@ config ACPI_CPPC_LIB 


config ACPI_PROCESSOR

	tristate "Processor"

	depends on X86 || IA64 || ARM64

	depends on X86 || IA64 || ARM64 || LOONGARCH

	select ACPI_PROCESSOR_IDLE

	select ACPI_CPU_FREQ_PSS if X86 || IA64

	select ACPI_CPU_FREQ_PSS if X86 || IA64 || LOONGARCH

	default y

	help

	  This driver adds support for the ACPI Processor package. It is required

drivers/acpi/numa/Kconfig

+1 −1
Original line number Diff line number Diff line
@@ -2,7 +2,7 @@ 
config ACPI_NUMA

	bool "NUMA support"

	depends on NUMA

	depends on (X86 || IA64 || ARM64)

	depends on (X86 || IA64 || ARM64 || LOONGARCH)

	default y if IA64 || ARM64



config ACPI_HMAT

drivers/acpi/numa/srat.c

+1 −1
Original line number Diff line number Diff line
@@ -206,7 +206,7 @@ int __init srat_disabled(void) 
	return acpi_numa < 0;

}



#if defined(CONFIG_X86) || defined(CONFIG_ARM64)

#if defined(CONFIG_X86) || defined(CONFIG_ARM64) || defined(CONFIG_LOONGARCH)

/*

 * Callback for SLIT parsing.  pxm_to_node() returns NUMA_NO_NODE for

 * I/O localities since SRAT does not list them.  I/O localities are

include/linux/acpi.h

+1 −1
Original line number Diff line number Diff line
@@ -249,7 +249,7 @@ void acpi_table_print_madt_entry (struct acpi_subtable_header *madt); 
/* the following numa functions are architecture-dependent */

void acpi_numa_slit_init (struct acpi_table_slit *slit);



#if defined(CONFIG_X86) || defined(CONFIG_IA64)

#if defined(CONFIG_X86) || defined(CONFIG_IA64) || defined(CONFIG_LOONGARCH)

void acpi_numa_processor_affinity_init (struct acpi_srat_cpu_affinity *pa);

#else

static inline void