1 | /* SPDX-License-Identifier: GPL-2.0 */ |
2 | #ifndef B43_BUS_H_ |
3 | #define B43_BUS_H_ |
4 | |
5 | enum b43_bus_type { |
6 | #ifdef CONFIG_B43_BCMA |
7 | B43_BUS_BCMA, |
8 | #endif |
9 | #ifdef CONFIG_B43_SSB |
10 | B43_BUS_SSB, |
11 | #endif |
12 | }; |
13 | |
14 | struct b43_bus_dev { |
15 | enum b43_bus_type bus_type; |
16 | union { |
17 | struct bcma_device *bdev; |
18 | struct ssb_device *sdev; |
19 | }; |
20 | |
21 | int (*bus_may_powerdown)(struct b43_bus_dev *dev); |
22 | int (*bus_powerup)(struct b43_bus_dev *dev, bool dynamic_pctl); |
23 | int (*device_is_enabled)(struct b43_bus_dev *dev); |
24 | void (*device_enable)(struct b43_bus_dev *dev, |
25 | u32 core_specific_flags); |
26 | void (*device_disable)(struct b43_bus_dev *dev, |
27 | u32 core_specific_flags); |
28 | |
29 | u16 (*read16)(struct b43_bus_dev *dev, u16 offset); |
30 | u32 (*read32)(struct b43_bus_dev *dev, u16 offset); |
31 | void (*write16)(struct b43_bus_dev *dev, u16 offset, u16 value); |
32 | void (*write32)(struct b43_bus_dev *dev, u16 offset, u32 value); |
33 | void (*block_read)(struct b43_bus_dev *dev, void *buffer, |
34 | size_t count, u16 offset, u8 reg_width); |
35 | void (*block_write)(struct b43_bus_dev *dev, const void *buffer, |
36 | size_t count, u16 offset, u8 reg_width); |
37 | bool flush_writes; |
38 | |
39 | struct device *dev; |
40 | struct device *dma_dev; |
41 | unsigned int irq; |
42 | |
43 | u16 board_vendor; |
44 | u16 board_type; |
45 | u16 board_rev; |
46 | |
47 | u16 chip_id; |
48 | u8 chip_rev; |
49 | u8 chip_pkg; |
50 | |
51 | struct ssb_sprom *bus_sprom; |
52 | |
53 | u16 core_id; |
54 | u8 core_rev; |
55 | }; |
56 | |
57 | static inline bool b43_bus_host_is_pcmcia(struct b43_bus_dev *dev) |
58 | { |
59 | #ifdef CONFIG_B43_SSB |
60 | return (dev->bus_type == B43_BUS_SSB && |
61 | dev->sdev->bus->bustype == SSB_BUSTYPE_PCMCIA); |
62 | #else |
63 | return false; |
64 | #endif |
65 | }; |
66 | |
67 | static inline bool b43_bus_host_is_pci(struct b43_bus_dev *dev) |
68 | { |
69 | #ifdef CONFIG_B43_BCMA |
70 | if (dev->bus_type == B43_BUS_BCMA) |
71 | return (dev->bdev->bus->hosttype == BCMA_HOSTTYPE_PCI); |
72 | #endif |
73 | #ifdef CONFIG_B43_SSB |
74 | if (dev->bus_type == B43_BUS_SSB) |
75 | return (dev->sdev->bus->bustype == SSB_BUSTYPE_PCI); |
76 | #endif |
77 | return false; |
78 | } |
79 | |
80 | static inline bool b43_bus_host_is_sdio(struct b43_bus_dev *dev) |
81 | { |
82 | #ifdef CONFIG_B43_SSB |
83 | return (dev->bus_type == B43_BUS_SSB && |
84 | dev->sdev->bus->bustype == SSB_BUSTYPE_SDIO); |
85 | #else |
86 | return false; |
87 | #endif |
88 | } |
89 | |
90 | struct b43_bus_dev *b43_bus_dev_bcma_init(struct bcma_device *core); |
91 | struct b43_bus_dev *b43_bus_dev_ssb_init(struct ssb_device *sdev); |
92 | |
93 | void *b43_bus_get_wldev(struct b43_bus_dev *dev); |
94 | void b43_bus_set_wldev(struct b43_bus_dev *dev, void *data); |
95 | |
96 | #endif /* B43_BUS_H_ */ |
97 | |