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