linuxdebug/drivers/net/wireless/broadcom/b43/bus.h

97 lines
2.3 KiB
C

/* SPDX-License-Identifier: GPL-2.0 */
#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_ */