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