1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2015-2020 Beijing WangXun Technology Co., Ltd.
3 * Copyright(c) 2010-2017 Intel Corporation
4 */
5
6 #ifndef _TXGBE_REGS_GROUP_H_
7 #define _TXGBE_REGS_GROUP_H_
8
9 #include "txgbe_ethdev.h"
10
11 struct txgbe_hw;
12 struct reg_info {
13 uint32_t base_addr;
14 uint32_t count;
15 uint32_t stride;
16 const char *name;
17 };
18
19 static inline int
txgbe_read_regs(struct txgbe_hw * hw,const struct reg_info * reg,uint32_t * reg_buf)20 txgbe_read_regs(struct txgbe_hw *hw, const struct reg_info *reg,
21 uint32_t *reg_buf)
22 {
23 unsigned int i;
24
25 for (i = 0; i < reg->count; i++)
26 reg_buf[i] = rd32(hw,
27 reg->base_addr + i * reg->stride);
28 return reg->count;
29 };
30
31 static inline int
txgbe_regs_group_count(const struct reg_info * regs)32 txgbe_regs_group_count(const struct reg_info *regs)
33 {
34 int count = 0;
35 int i = 0;
36
37 while (regs[i].count)
38 count += regs[i++].count;
39 return count;
40 };
41
42 static inline int
txgbe_read_regs_group(struct rte_eth_dev * dev,uint32_t * reg_buf,const struct reg_info * regs)43 txgbe_read_regs_group(struct rte_eth_dev *dev, uint32_t *reg_buf,
44 const struct reg_info *regs)
45 {
46 int count = 0;
47 int i = 0;
48 struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
49
50 while (regs[i].count)
51 count += txgbe_read_regs(hw, ®s[i++], ®_buf[count]);
52 return count;
53 };
54
55 #endif /* _TXGBE_REGS_GROUP_H_ */
56