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kernel/linux-rt-4.4.41/drivers/net/wireless/b43/bus.h 2.28 KB
5113f6f70   김현기   kernel add
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  #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);
  	bool flush_writes;
  
  	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_pci(struct b43_bus_dev *dev)
  {
  #ifdef CONFIG_B43_BCMA
  	if (dev->bus_type == B43_BUS_BCMA)
  		return (dev->bdev->bus->hosttype == BCMA_HOSTTYPE_PCI);
  #endif
  #ifdef CONFIG_B43_SSB
  	if (dev->bus_type == B43_BUS_SSB)
  		return (dev->sdev->bus->bustype == SSB_BUSTYPE_PCI);
  #endif
  	return false;
  }
  
  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_ */