| Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame^] | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| 2 | #ifndef __ACPI_NUMA_H |
| 3 | #define __ACPI_NUMA_H |
| 4 | |
| 5 | #ifdef CONFIG_ACPI_NUMA |
| 6 | #include <linux/kernel.h> |
| 7 | #include <linux/numa.h> |
| 8 | |
| 9 | /* Proximity bitmap length */ |
| 10 | #if MAX_NUMNODES > 256 |
| 11 | #define MAX_PXM_DOMAINS MAX_NUMNODES |
| 12 | #else |
| 13 | #define MAX_PXM_DOMAINS (256) /* Old pxm spec is defined 8 bit */ |
| 14 | #endif |
| 15 | |
| 16 | extern int pxm_to_node(int); |
| 17 | extern int node_to_pxm(int); |
| 18 | extern int acpi_map_pxm_to_node(int); |
| 19 | extern unsigned char acpi_srat_revision; |
| 20 | extern int acpi_numa __initdata; |
| 21 | |
| 22 | extern void bad_srat(void); |
| 23 | extern int srat_disabled(void); |
| 24 | |
| 25 | #endif /* CONFIG_ACPI_NUMA */ |
| 26 | #endif /* __ACP_NUMA_H */ |