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