| b.liu | e958203 | 2025-04-17 19:18:16 +0800 | [diff] [blame^] | 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
| 2 | /* adi_64.h: ADI related data structures |
| 3 | * |
| 4 | * Copyright (c) 2016 Oracle and/or its affiliates. All rights reserved. |
| 5 | * Author: Khalid Aziz (khalid.aziz@oracle.com) |
| 6 | */ |
| 7 | #ifndef __ASM_SPARC64_ADI_H |
| 8 | #define __ASM_SPARC64_ADI_H |
| 9 | |
| 10 | #include <linux/types.h> |
| 11 | |
| 12 | #ifndef __ASSEMBLY__ |
| 13 | |
| 14 | struct adi_caps { |
| 15 | __u64 blksz; |
| 16 | __u64 nbits; |
| 17 | __u64 ue_on_adi; |
| 18 | }; |
| 19 | |
| 20 | struct adi_config { |
| 21 | bool enabled; |
| 22 | struct adi_caps caps; |
| 23 | }; |
| 24 | |
| 25 | extern struct adi_config adi_state; |
| 26 | |
| 27 | extern void mdesc_adi_init(void); |
| 28 | |
| 29 | static inline bool adi_capable(void) |
| 30 | { |
| 31 | return adi_state.enabled; |
| 32 | } |
| 33 | |
| 34 | static inline unsigned long adi_blksize(void) |
| 35 | { |
| 36 | return adi_state.caps.blksz; |
| 37 | } |
| 38 | |
| 39 | static inline unsigned long adi_nbits(void) |
| 40 | { |
| 41 | return adi_state.caps.nbits; |
| 42 | } |
| 43 | |
| 44 | #endif /* __ASSEMBLY__ */ |
| 45 | |
| 46 | #endif /* !(__ASM_SPARC64_ADI_H) */ |