linux/drivers/net/wireless/b43/bus.h
Rafał Miłecki bd7c8a5937 b43: adjust code to compile without SSB
Users of new (BCMA based) wireless chipsets may not want to enable SSB.
This is hopefully the last code patch for dropping SSB dependency.

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-05-13 15:56:35 -04:00

81 lines
1.9 KiB
C

#ifndef B43_BUS_H_
#define B43_BUS_H_
enum b43_bus_type {
#ifdef CONFIG_B43_BCMA
B43_BUS_BCMA,
#endif
#ifdef CONFIG_B43_SSB
B43_BUS_SSB,
#endif
};
struct b43_bus_dev {
enum b43_bus_type bus_type;
union {
struct bcma_device *bdev;
struct ssb_device *sdev;
};
int (*bus_may_powerdown)(struct b43_bus_dev *dev);
int (*bus_powerup)(struct b43_bus_dev *dev, bool dynamic_pctl);
int (*device_is_enabled)(struct b43_bus_dev *dev);
void (*device_enable)(struct b43_bus_dev *dev,
u32 core_specific_flags);
void (*device_disable)(struct b43_bus_dev *dev,
u32 core_specific_flags);
u16 (*read16)(struct b43_bus_dev *dev, u16 offset);
u32 (*read32)(struct b43_bus_dev *dev, u16 offset);
void (*write16)(struct b43_bus_dev *dev, u16 offset, u16 value);
void (*write32)(struct b43_bus_dev *dev, u16 offset, u32 value);
void (*block_read)(struct b43_bus_dev *dev, void *buffer,
size_t count, u16 offset, u8 reg_width);
void (*block_write)(struct b43_bus_dev *dev, const void *buffer,
size_t count, u16 offset, u8 reg_width);
struct device *dev;
struct device *dma_dev;
unsigned int irq;
u16 board_vendor;
u16 board_type;
u16 board_rev;
u16 chip_id;
u8 chip_rev;
u8 chip_pkg;
struct ssb_sprom *bus_sprom;
u16 core_id;
u8 core_rev;
};
static inline bool b43_bus_host_is_pcmcia(struct b43_bus_dev *dev)
{
#ifdef CONFIG_B43_SSB
return (dev->bus_type == B43_BUS_SSB &&
dev->sdev->bus->bustype == SSB_BUSTYPE_PCMCIA);
#else
return false;
#endif
}
static inline bool b43_bus_host_is_sdio(struct b43_bus_dev *dev)
{
#ifdef CONFIG_B43_SSB
return (dev->bus_type == B43_BUS_SSB &&
dev->sdev->bus->bustype == SSB_BUSTYPE_SDIO);
#else
return false;
#endif
}
struct b43_bus_dev *b43_bus_dev_bcma_init(struct bcma_device *core);
struct b43_bus_dev *b43_bus_dev_ssb_init(struct ssb_device *sdev);
void *b43_bus_get_wldev(struct b43_bus_dev *dev);
void b43_bus_set_wldev(struct b43_bus_dev *dev, void *data);
#endif /* B43_BUS_H_ */