1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
|
// SPDX-License-Identifier: GPL-2.0-or-later
/*
Broadcom B43 wireless driver
Bus abstraction layer
Copyright (c) 2011 Rafał Miłecki <zajec5@gmail.com>
*/
#ifdef CONFIG_BCM47XX_BCMA
#include <asm/mach-bcm47xx/bcm47xx.h>
#endif
#include "b43.h"
#include "bus.h"
/* BCMA */
#ifdef CONFIG_B43_BCMA
static int b43_bus_bcma_bus_may_powerdown(struct b43_bus_dev *dev)
{
return 0; /* bcma_bus_may_powerdown(dev->bdev->bus); */
}
static int b43_bus_bcma_bus_powerup(struct b43_bus_dev *dev,
bool dynamic_pctl)
{
return 0; /* bcma_bus_powerup(dev->sdev->bus, dynamic_pctl); */
}
static int b43_bus_bcma_device_is_enabled(struct b43_bus_dev *dev)
{
return bcma_core_is_enabled(dev->bdev);
}
static void b43_bus_bcma_device_enable(struct b43_bus_dev *dev,
u32 core_specific_flags)
{
bcma_core_enable(dev->bdev, core_specific_flags);
}
static void b43_bus_bcma_device_disable(struct b43_bus_dev *dev,
u32 core_specific_flags)
{
bcma_core_disable(dev->bdev, core_specific_flags);
}
static u16 b43_bus_bcma_read16(struct b43_bus_dev *dev, u16 offset)
{
return bcma_read16(dev->bdev, offset);
}
static u32 b43_bus_bcma_read32(struct b43_bus_dev *dev, u16 offset)
{
return bcma_read32(dev->bdev, offset);
}
static
void b43_bus_bcma_write16(struct b43_bus_dev *dev, u16 offset, u16 value)
{
bcma_write16(dev->bdev, offset, value);
}
static
void b43_bus_bcma_write32(struct b43_bus_dev *dev, u16 offset, u32 value)
{
bcma_write32(dev->bdev, offset, value);
}
static
void b43_bus_bcma_block_read(struct b43_bus_dev *dev, void *buffer,
size_t count, u16 offset, u8 reg_width)
{
bcma_block_read(dev->bdev, buffer, count, offset, reg_width);
}
static
void b43_bus_bcma_block_write(struct b43_bus_dev *dev, const void *buffer,
size_t count, u16 offset, u8 reg_width)
{
bcma_block_write(dev->bdev, buffer, count, offset, reg_width);
}
struct b43_bus_dev *b43_bus_dev_bcma_init(struct bcma_device *core)
{
struct b43_bus_dev *dev = kzalloc(sizeof(*dev), GFP_KERNEL);
if (!dev)
return NULL;
dev->bus_type = B43_BUS_BCMA;
dev->bdev = core;
dev->bus_may_powerdown = b43_bus_bcma_bus_may_powerdown;
dev->bus_powerup = b43_bus_bcma_bus_powerup;
dev->device_is_enabled = b43_bus_bcma_device_is_enabled;
dev->device_enable = b43_bus_bcma_device_enable;
dev->device_disable = b43_bus_bcma_device_disable;
dev->read16 = b43_bus_bcma_read16;
dev->read32 = b43_bus_bcma_read32;
dev->write16 = b43_bus_bcma_write16;
dev->write32 = b43_bus_bcma_write32;
dev->block_read = b43_bus_bcma_block_read;
dev->block_write = b43_bus_bcma_block_write;
#ifdef CONFIG_BCM47XX_BCMA
if (b43_bus_host_is_pci(dev) &&
bcm47xx_bus_type == BCM47XX_BUS_TYPE_BCMA &&
bcm47xx_bus.bcma.bus.chipinfo.id == BCMA_CHIP_ID_BCM4716)
dev->flush_writes = true;
#endif
dev->dev = &core->dev;
dev->dma_dev = core->dma_dev;
dev->irq = core->irq;
dev->board_vendor = core->bus->boardinfo.vendor;
dev->board_type = core->bus->boardinfo.type;
dev->board_rev = core->bus->sprom.board_rev;
dev->chip_id = core->bus->chipinfo.id;
dev->chip_rev = core->bus->chipinfo.rev;
dev->chip_pkg = core->bus->chipinfo.pkg;
dev->bus_sprom = &core->bus->sprom;
dev->core_id = core->id.id;
dev->core_rev = core->id.rev;
return dev;
}
#endif /* CONFIG_B43_BCMA */
/* SSB */
#ifdef CONFIG_B43_SSB
static int b43_bus_ssb_bus_may_powerdown(struct b43_bus_dev *dev)
{
return ssb_bus_may_powerdown(dev->sdev->bus);
}
static int b43_bus_ssb_bus_powerup(struct b43_bus_dev *dev,
bool dynamic_pctl)
{
return ssb_bus_powerup(dev->sdev->bus, dynamic_pctl);
}
static int b43_bus_ssb_device_is_enabled(struct b43_bus_dev *dev)
{
return ssb_device_is_enabled(dev->sdev);
}
static void b43_bus_ssb_device_enable(struct b43_bus_dev *dev,
u32 core_specific_flags)
{
ssb_device_enable(dev->sdev, core_specific_flags);
}
static void b43_bus_ssb_device_disable(struct b43_bus_dev *dev,
u32 core_specific_flags)
{
ssb_device_disable(dev->sdev, core_specific_flags);
}
static u16 b43_bus_ssb_read16(struct b43_bus_dev *dev, u16 offset)
{
return ssb_read16(dev->sdev, offset);
}
static u32 b43_bus_ssb_read32(struct b43_bus_dev *dev, u16 offset)
{
return ssb_read32(dev->sdev, offset);
}
static void b43_bus_ssb_write16(struct b43_bus_dev *dev, u16 offset, u16 value)
{
ssb_write16(dev->sdev, offset, value);
}
static void b43_bus_ssb_write32(struct b43_bus_dev *dev, u16 offset, u32 value)
{
ssb_write32(dev->sdev, offset, value);
}
static void b43_bus_ssb_block_read(struct b43_bus_dev *dev, void *buffer,
size_t count, u16 offset, u8 reg_width)
{
ssb_block_read(dev->sdev, buffer, count, offset, reg_width);
}
static
void b43_bus_ssb_block_write(struct b43_bus_dev *dev, const void *buffer,
size_t count, u16 offset, u8 reg_width)
{
ssb_block_write(dev->sdev, buffer, count, offset, reg_width);
}
struct b43_bus_dev *b43_bus_dev_ssb_init(struct ssb_device *sdev)
{
struct b43_bus_dev *dev;
dev = kzalloc(sizeof(*dev), GFP_KERNEL);
if (!dev)
return NULL;
dev->bus_type = B43_BUS_SSB;
dev->sdev = sdev;
dev->bus_may_powerdown = b43_bus_ssb_bus_may_powerdown;
dev->bus_powerup = b43_bus_ssb_bus_powerup;
dev->device_is_enabled = b43_bus_ssb_device_is_enabled;
dev->device_enable = b43_bus_ssb_device_enable;
dev->device_disable = b43_bus_ssb_device_disable;
dev->read16 = b43_bus_ssb_read16;
dev->read32 = b43_bus_ssb_read32;
dev->write16 = b43_bus_ssb_write16;
dev->write32 = b43_bus_ssb_write32;
dev->block_read = b43_bus_ssb_block_read;
dev->block_write = b43_bus_ssb_block_write;
dev->dev = sdev->dev;
dev->dma_dev = sdev->dma_dev;
dev->irq = sdev->irq;
dev->board_vendor = sdev->bus->boardinfo.vendor;
dev->board_type = sdev->bus->boardinfo.type;
dev->board_rev = sdev->bus->sprom.board_rev;
dev->chip_id = sdev->bus->chip_id;
dev->chip_rev = sdev->bus->chip_rev;
dev->chip_pkg = sdev->bus->chip_package;
dev->bus_sprom = &sdev->bus->sprom;
dev->core_id = sdev->id.coreid;
dev->core_rev = sdev->id.revision;
return dev;
}
#endif /* CONFIG_B43_SSB */
void *b43_bus_get_wldev(struct b43_bus_dev *dev)
{
switch (dev->bus_type) {
#ifdef CONFIG_B43_BCMA
case B43_BUS_BCMA:
return bcma_get_drvdata(dev->bdev);
#endif
#ifdef CONFIG_B43_SSB
case B43_BUS_SSB:
return ssb_get_drvdata(dev->sdev);
#endif
}
return NULL;
}
void b43_bus_set_wldev(struct b43_bus_dev *dev, void *wldev)
{
switch (dev->bus_type) {
#ifdef CONFIG_B43_BCMA
case B43_BUS_BCMA:
bcma_set_drvdata(dev->bdev, wldev);
break;
#endif
#ifdef CONFIG_B43_SSB
case B43_BUS_SSB:
ssb_set_drvdata(dev->sdev, wldev);
break;
#endif
}
}
|
