1 | /* SPDX-License-Identifier: GPL-2.0 */ |
2 | /* Copyright(c) 2013 - 2018 Intel Corporation. */ |
3 | |
4 | #ifndef _FM10K_COMMON_H_ |
5 | #define _FM10K_COMMON_H_ |
6 | |
7 | #include "fm10k_type.h" |
8 | |
9 | #define FM10K_REMOVED(hw_addr) unlikely(!(hw_addr)) |
10 | |
11 | /* PCI configuration read */ |
12 | u16 fm10k_read_pci_cfg_word(struct fm10k_hw *hw, u32 reg); |
13 | |
14 | /* read operations, indexed using DWORDS */ |
15 | u32 fm10k_read_reg(struct fm10k_hw *hw, int reg); |
16 | |
17 | /* write operations, indexed using DWORDS */ |
18 | #define fm10k_write_reg(hw, reg, val) \ |
19 | do { \ |
20 | u32 __iomem *hw_addr = READ_ONCE((hw)->hw_addr); \ |
21 | if (!FM10K_REMOVED(hw_addr)) \ |
22 | writel((val), &hw_addr[(reg)]); \ |
23 | } while (0) |
24 | |
25 | /* Switch register write operations, index using DWORDS */ |
26 | #define fm10k_write_sw_reg(hw, reg, val) \ |
27 | do { \ |
28 | u32 __iomem *sw_addr = READ_ONCE((hw)->sw_addr); \ |
29 | if (!FM10K_REMOVED(sw_addr)) \ |
30 | writel((val), &sw_addr[(reg)]); \ |
31 | } while (0) |
32 | |
33 | /* read ctrl register which has no clear on read fields as PCIe flush */ |
34 | #define fm10k_write_flush(hw) fm10k_read_reg((hw), FM10K_CTRL) |
35 | s32 fm10k_get_bus_info_generic(struct fm10k_hw *hw); |
36 | s32 fm10k_get_invariants_generic(struct fm10k_hw *hw); |
37 | s32 fm10k_disable_queues_generic(struct fm10k_hw *hw, u16 q_cnt); |
38 | s32 fm10k_start_hw_generic(struct fm10k_hw *hw); |
39 | s32 fm10k_stop_hw_generic(struct fm10k_hw *hw); |
40 | u32 fm10k_read_hw_stats_32b(struct fm10k_hw *hw, u32 addr, |
41 | struct fm10k_hw_stat *stat); |
42 | #define fm10k_update_hw_base_32b(stat, delta) ((stat)->base_l += (delta)) |
43 | void fm10k_update_hw_stats_q(struct fm10k_hw *hw, struct fm10k_hw_stats_q *q, |
44 | u32 idx, u32 count); |
45 | #define fm10k_unbind_hw_stats_32b(s) ((s)->base_h = 0) |
46 | void fm10k_unbind_hw_stats_q(struct fm10k_hw_stats_q *q, u32 idx, u32 count); |
47 | s32 fm10k_get_host_state_generic(struct fm10k_hw *hw, bool *host_ready); |
48 | #endif /* _FM10K_COMMON_H_ */ |
49 | |