1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2020 Broadcom
6 #ifndef _BCMFS_RM_COMMON_H_
7 #define _BCMFS_RM_COMMON_H_
9 #include <rte_byteorder.h>
10 #include <rte_common.h>
13 /* 32-bit MMIO register write */
14 #define FS_MMIO_WRITE32(value, addr) rte_write32_relaxed((value), (addr))
15 /* 32-bit MMIO register read */
16 #define FS_MMIO_READ32(addr) rte_read32_relaxed((addr))
18 /* Descriptor helper macros */
19 #define FS_DESC_DEC(d, s, m) (((d) >> (s)) & (m))
21 #define FS_RING_BD_ALIGN_CHECK(addr) \
22 (!((addr) & ((0x1 << FS_RING_BD_ALIGN_ORDER) - 1)))
24 #define cpu_to_le64 rte_cpu_to_le_64
25 #define cpu_to_le32 rte_cpu_to_le_32
26 #define cpu_to_le16 rte_cpu_to_le_16
28 #define le64_to_cpu rte_le_to_cpu_64
29 #define le32_to_cpu rte_le_to_cpu_32
30 #define le16_to_cpu rte_le_to_cpu_16
32 #define lower_32_bits(x) ((uint32_t)(x))
33 #define upper_32_bits(x) ((uint32_t)(((x) >> 16) >> 16))
36 rm_build_desc(uint64_t val, uint32_t shift,
39 rm_read_desc(void *desc_ptr);
42 rm_write_desc(void *desc_ptr, uint64_t desc);
45 rm_cmpl_desc_to_reqid(uint64_t cmpl_desc);
48 rm_cmpl_desc_to_error(uint64_t cmpl_desc);
50 #endif /* _BCMFS_RM_COMMON_H_ */