linux-kernel-test/drivers/net/wireless/b43/bus.h
Rafał Miłecki 505fb019d4 b43: bus: add helpers for checking host type
Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
2011-06-01 15:12:27 -04:00

63 lines
1.6 KiB
C

#ifndef B43_BUS_H_
#define B43_BUS_H_
enum b43_bus_type {
B43_BUS_SSB,
};
struct b43_bus_dev {
enum b43_bus_type bus_type;
union {
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)
{
return (dev->bus_type == B43_BUS_SSB &&
dev->sdev->bus->bustype == SSB_BUSTYPE_PCMCIA);
}
static inline bool b43_bus_host_is_sdio(struct b43_bus_dev *dev)
{
return (dev->bus_type == B43_BUS_SSB &&
dev->sdev->bus->bustype == SSB_BUSTYPE_SDIO);
}
struct b43_bus_dev *b43_bus_dev_ssb_init(struct ssb_device *sdev);
#endif /* B43_BUS_H_ */