1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-only */ 2*4882a593Smuzhiyun /* adi_64.h: ADI related data structures 3*4882a593Smuzhiyun * 4*4882a593Smuzhiyun * Copyright (c) 2016 Oracle and/or its affiliates. All rights reserved. 5*4882a593Smuzhiyun * Author: Khalid Aziz (khalid.aziz@oracle.com) 6*4882a593Smuzhiyun */ 7*4882a593Smuzhiyun #ifndef __ASM_SPARC64_ADI_H 8*4882a593Smuzhiyun #define __ASM_SPARC64_ADI_H 9*4882a593Smuzhiyun 10*4882a593Smuzhiyun #include <linux/types.h> 11*4882a593Smuzhiyun 12*4882a593Smuzhiyun #ifndef __ASSEMBLY__ 13*4882a593Smuzhiyun 14*4882a593Smuzhiyun struct adi_caps { 15*4882a593Smuzhiyun __u64 blksz; 16*4882a593Smuzhiyun __u64 nbits; 17*4882a593Smuzhiyun __u64 ue_on_adi; 18*4882a593Smuzhiyun }; 19*4882a593Smuzhiyun 20*4882a593Smuzhiyun struct adi_config { 21*4882a593Smuzhiyun bool enabled; 22*4882a593Smuzhiyun struct adi_caps caps; 23*4882a593Smuzhiyun }; 24*4882a593Smuzhiyun 25*4882a593Smuzhiyun extern struct adi_config adi_state; 26*4882a593Smuzhiyun 27*4882a593Smuzhiyun extern void mdesc_adi_init(void); 28*4882a593Smuzhiyun adi_capable(void)29*4882a593Smuzhiyunstatic inline bool adi_capable(void) 30*4882a593Smuzhiyun { 31*4882a593Smuzhiyun return adi_state.enabled; 32*4882a593Smuzhiyun } 33*4882a593Smuzhiyun adi_blksize(void)34*4882a593Smuzhiyunstatic inline unsigned long adi_blksize(void) 35*4882a593Smuzhiyun { 36*4882a593Smuzhiyun return adi_state.caps.blksz; 37*4882a593Smuzhiyun } 38*4882a593Smuzhiyun adi_nbits(void)39*4882a593Smuzhiyunstatic inline unsigned long adi_nbits(void) 40*4882a593Smuzhiyun { 41*4882a593Smuzhiyun return adi_state.caps.nbits; 42*4882a593Smuzhiyun } 43*4882a593Smuzhiyun 44*4882a593Smuzhiyun #endif /* __ASSEMBLY__ */ 45*4882a593Smuzhiyun 46*4882a593Smuzhiyun #endif /* !(__ASM_SPARC64_ADI_H) */ 47