46 lines
944 B
C
46 lines
944 B
C
|
/* SPDX-License-Identifier: GPL-2.0 */
|
||
|
|
#ifndef __ACPI_NUMA_H
|
||
|
|
#define __ACPI_NUMA_H
|
||
|
|
|
||
|
|
#ifdef CONFIG_ACPI_NUMA
|
||
|
|
#include <linux/numa.h>
|
||
|
|
|
||
|
|
/* Proximity bitmap length */
|
||
|
|
#if MAX_NUMNODES > 256
|
||
|
|
#define MAX_PXM_DOMAINS MAX_NUMNODES
|
||
|
|
#else
|
||
|
|
#define MAX_PXM_DOMAINS (256) /* Old pxm spec is defined 8 bit */
|
||
|
|
#endif
|
||
|
|
|
||
|
|
extern int pxm_to_node(int);
|
||
|
|
extern int node_to_pxm(int);
|
||
|
|
extern int acpi_map_pxm_to_node(int);
|
||
|
|
extern unsigned char acpi_srat_revision;
|
||
|
|
extern void disable_srat(void);
|
||
|
|
|
||
|
|
extern void bad_srat(void);
|
||
|
|
extern int srat_disabled(void);
|
||
|
|
|
||
|
|
#else /* CONFIG_ACPI_NUMA */
|
||
|
|
static inline void disable_srat(void)
|
||
|
|
{
|
||
|
|
}
|
||
|
|
static inline int pxm_to_node(int pxm)
|
||
|
|
{
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
static inline int node_to_pxm(int node)
|
||
|
|
{
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
#endif /* CONFIG_ACPI_NUMA */
|
||
|
|
|
||
|
|
#ifdef CONFIG_ACPI_HMAT
|
||
|
|
extern void disable_hmat(void);
|
||
|
|
#else /* CONFIG_ACPI_HMAT */
|
||
|
|
static inline void disable_hmat(void)
|
||
|
|
{
|
||
|
|
}
|
||
|
|
#endif /* CONFIG_ACPI_HMAT */
|
||
|
|
#endif /* __ACPI_NUMA_H */
|