1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause */ 2*4882a593Smuzhiyun /* 3*4882a593Smuzhiyun * Copyright 2018-2020 Amazon.com, Inc. or its affiliates. All rights reserved. 4*4882a593Smuzhiyun */ 5*4882a593Smuzhiyun 6*4882a593Smuzhiyun #ifndef _EFA_COMMON_H_ 7*4882a593Smuzhiyun #define _EFA_COMMON_H_ 8*4882a593Smuzhiyun 9*4882a593Smuzhiyun #include <linux/bitfield.h> 10*4882a593Smuzhiyun 11*4882a593Smuzhiyun #define EFA_COMMON_SPEC_VERSION_MAJOR 2 12*4882a593Smuzhiyun #define EFA_COMMON_SPEC_VERSION_MINOR 0 13*4882a593Smuzhiyun 14*4882a593Smuzhiyun #define EFA_GET(ptr, mask) FIELD_GET(mask##_MASK, *(ptr)) 15*4882a593Smuzhiyun 16*4882a593Smuzhiyun #define EFA_SET(ptr, mask, value) \ 17*4882a593Smuzhiyun ({ \ 18*4882a593Smuzhiyun typeof(ptr) _ptr = ptr; \ 19*4882a593Smuzhiyun *_ptr = (*_ptr & ~(mask##_MASK)) | \ 20*4882a593Smuzhiyun FIELD_PREP(mask##_MASK, value); \ 21*4882a593Smuzhiyun }) 22*4882a593Smuzhiyun 23*4882a593Smuzhiyun struct efa_common_mem_addr { 24*4882a593Smuzhiyun u32 mem_addr_low; 25*4882a593Smuzhiyun 26*4882a593Smuzhiyun u32 mem_addr_high; 27*4882a593Smuzhiyun }; 28*4882a593Smuzhiyun 29*4882a593Smuzhiyun #endif /* _EFA_COMMON_H_ */ 30