1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef B43_BUS_H_
3#define B43_BUS_H_
4
5enum 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
14struct 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
57static 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
67static 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
80static 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
90struct b43_bus_dev *b43_bus_dev_bcma_init(struct bcma_device *core);
91struct b43_bus_dev *b43_bus_dev_ssb_init(struct ssb_device *sdev);
92
93void *b43_bus_get_wldev(struct b43_bus_dev *dev);
94void b43_bus_set_wldev(struct b43_bus_dev *dev, void *data);
95
96#endif /* B43_BUS_H_ */
97

source code of linux/drivers/net/wireless/broadcom/b43/bus.h