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gerrit.openfyde.cn / github.com / raspberrypi / raspberrypi-kernel / c942fddf8793b2013be8c901b47d0a8dc02bf99f / . / drivers / net / wireless / broadcom / b43 / bus.h
blob: 2a695f9e528b296bbaf0b60c8d4a47dc64b974ce [file] [log] [blame]
Greg Kroah-Hartmanb2441312017-11-01 15:07:57 +0100[diff] [blame]1/* SPDX-License-Identifier: GPL-2.0 */
Rafał Miłecki482f0532011-05-18 02:06:36 +0200[diff] [blame]2#ifndef B43_BUS_H_
3#define B43_BUS_H_
4
5enum b43_bus_type {
Rafał Miłecki6cbab0d2011-07-06 15:45:26 +0200[diff] [blame]6#ifdef CONFIG_B43_BCMA
Rafał Miłecki397915c2011-07-06 19:03:46 +0200[diff] [blame]7 B43_BUS_BCMA,
Rafał Miłecki6cbab0d2011-07-06 15:45:26 +0200[diff] [blame]8#endif
Rafał Miłeckibd7c8a52014-05-10 19:52:18 +0200[diff] [blame]9#ifdef CONFIG_B43_SSB
Rafał Miłecki482f0532011-05-18 02:06:36 +0200[diff] [blame]10 B43_BUS_SSB,
Rafał Miłeckibd7c8a52014-05-10 19:52:18 +0200[diff] [blame]11#endif
Rafał Miłecki482f0532011-05-18 02:06:36 +0200[diff] [blame]12};
13
14struct b43_bus_dev {
15 enum b43_bus_type bus_type;
16 union {
Rafał Miłecki397915c2011-07-06 19:03:46 +0200[diff] [blame]17 struct bcma_device *bdev;
Rafał Miłecki482f0532011-05-18 02:06:36 +0200[diff] [blame]18 struct ssb_device *sdev;
19 };
Rafał Miłeckic0b4c002011-05-18 02:06:37 +0200[diff] [blame]20
Rafał Miłecki24ca39d2011-05-18 02:06:43 +0200[diff] [blame]21 int (*bus_may_powerdown)(struct b43_bus_dev *dev);
22 int (*bus_powerup)(struct b43_bus_dev *dev, bool dynamic_pctl);
23 int (*device_is_enabled)(struct b43_bus_dev *dev);
24 void (*device_enable)(struct b43_bus_dev *dev,
25 u32 core_specific_flags);
26 void (*device_disable)(struct b43_bus_dev *dev,
27 u32 core_specific_flags);
28
Rafał Miłeckic0b4c002011-05-18 02:06:37 +0200[diff] [blame]29 u16 (*read16)(struct b43_bus_dev *dev, u16 offset);
30 u32 (*read32)(struct b43_bus_dev *dev, u16 offset);
31 void (*write16)(struct b43_bus_dev *dev, u16 offset, u16 value);
32 void (*write32)(struct b43_bus_dev *dev, u16 offset, u32 value);
33 void (*block_read)(struct b43_bus_dev *dev, void *buffer,
34 size_t count, u16 offset, u8 reg_width);
35 void (*block_write)(struct b43_bus_dev *dev, const void *buffer,
36 size_t count, u16 offset, u8 reg_width);
Rafał Miłecki25c15562014-08-07 07:45:37 +0200[diff] [blame]37 bool flush_writes;
Rafał Miłecki21d889d2011-05-18 02:06:38 +0200[diff] [blame]38
Rafał Miłeckia18c7152011-05-18 02:06:40 +0200[diff] [blame]39 struct device *dev;
40 struct device *dma_dev;
41 unsigned int irq;
42
Rafał Miłecki79d22322011-05-18 02:06:42 +0200[diff] [blame]43 u16 board_vendor;
44 u16 board_type;
45 u16 board_rev;
46
Rafał Miłeckic244e082011-05-18 02:06:41 +0200[diff] [blame]47 u16 chip_id;
48 u8 chip_rev;
49 u8 chip_pkg;
50
Rafał Miłecki05814832011-05-18 02:06:39 +0200[diff] [blame]51 struct ssb_sprom *bus_sprom;
52
Rafał Miłecki21d889d2011-05-18 02:06:38 +0200[diff] [blame]53 u16 core_id;
54 u8 core_rev;
Rafał Miłecki482f0532011-05-18 02:06:36 +0200[diff] [blame]55};
56
Rafał Miłecki505fb012011-05-19 15:11:27 +0200[diff] [blame]57static inline bool b43_bus_host_is_pcmcia(struct b43_bus_dev *dev)
58{
Rafał Miłeckibd7c8a52014-05-10 19:52:18 +0200[diff] [blame]59#ifdef CONFIG_B43_SSB
Rafał Miłecki505fb012011-05-19 15:11:27 +0200[diff] [blame]60 return (dev->bus_type == B43_BUS_SSB &&
61 dev->sdev->bus->bustype == SSB_BUSTYPE_PCMCIA);
Rafał Miłeckibd7c8a52014-05-10 19:52:18 +0200[diff] [blame]62#else
63 return false;
64#endif
Rafał Miłecki6247d2a2014-07-31 21:59:42 +0200[diff] [blame]65};
66
67static inline bool b43_bus_host_is_pci(struct b43_bus_dev *dev)
68{
69#ifdef CONFIG_B43_BCMA
70 if (dev->bus_type == B43_BUS_BCMA)
71 return (dev->bdev->bus->hosttype == BCMA_HOSTTYPE_PCI);
72#endif
73#ifdef CONFIG_B43_SSB
74 if (dev->bus_type == B43_BUS_SSB)
75 return (dev->sdev->bus->bustype == SSB_BUSTYPE_PCI);
76#endif
77 return false;
Rafał Miłecki505fb012011-05-19 15:11:27 +0200[diff] [blame]78}
Rafał Miłecki6247d2a2014-07-31 21:59:42 +0200[diff] [blame]79
Rafał Miłecki505fb012011-05-19 15:11:27 +0200[diff] [blame]80static inline bool b43_bus_host_is_sdio(struct b43_bus_dev *dev)
81{
Rafał Miłeckibd7c8a52014-05-10 19:52:18 +0200[diff] [blame]82#ifdef CONFIG_B43_SSB
Rafał Miłecki505fb012011-05-19 15:11:27 +0200[diff] [blame]83 return (dev->bus_type == B43_BUS_SSB &&
84 dev->sdev->bus->bustype == SSB_BUSTYPE_SDIO);
Rafał Miłeckibd7c8a52014-05-10 19:52:18 +0200[diff] [blame]85#else
86 return false;
87#endif
Rafał Miłecki505fb012011-05-19 15:11:27 +0200[diff] [blame]88}
89
Rafał Miłecki397915c2011-07-06 19:03:46 +0200[diff] [blame]90struct b43_bus_dev *b43_bus_dev_bcma_init(struct bcma_device *core);
Rafał Miłecki482f0532011-05-18 02:06:36 +0200[diff] [blame]91struct b43_bus_dev *b43_bus_dev_ssb_init(struct ssb_device *sdev);
92
Rafał Miłecki74abacb2011-07-06 15:45:28 +0200[diff] [blame]93void *b43_bus_get_wldev(struct b43_bus_dev *dev);
94void b43_bus_set_wldev(struct b43_bus_dev *dev, void *data);
95
Rafał Miłecki482f0532011-05-18 02:06:36 +0200[diff] [blame]96#endif /* B43_BUS_H_ */