drivers/net/wireless/b43/bus.c

   1 /*
   2
   3   Broadcom B43 wireless driver
   4   Bus abstraction layer
   5
   6   This program is free software; you can redistribute it and/or modify
   7   it under the terms of the GNU General Public License as published by
   8   the Free Software Foundation; either version 2 of the License, or
   9   (at your option) any later version.
  10
  11   This program is distributed in the hope that it will be useful,
  12   but WITHOUT ANY WARRANTY; without even the implied warranty of
  13   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14   GNU General Public License for more details.
  15
  16   You should have received a copy of the GNU General Public License
  17   along with this program; see the file COPYING.  If not, write to
  18   the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
  19   Boston, MA 02110-1301, USA.
  20
  21 */
  22
  23 #include "b43.h"
  24 #include "bus.h"
  25
  26
  27 /* SSB */
  28
  29 static inline int b43_bus_ssb_bus_may_powerdown(struct b43_bus_dev *dev)
  30 {
  31         return ssb_bus_may_powerdown(dev->sdev->bus);
  32 }
  33 static inline int b43_bus_ssb_bus_powerup(struct b43_bus_dev *dev,
  34                                           bool dynamic_pctl)
  35 {
  36         return ssb_bus_powerup(dev->sdev->bus, dynamic_pctl);
  37 }
  38 static inline int b43_bus_ssb_device_is_enabled(struct b43_bus_dev *dev)
  39 {
  40         return ssb_device_is_enabled(dev->sdev);
  41 }
  42 static inline void b43_bus_ssb_device_enable(struct b43_bus_dev *dev,
  43                                              u32 core_specific_flags)
  44 {
  45         ssb_device_enable(dev->sdev, core_specific_flags);
  46 }
  47 static inline void b43_bus_ssb_device_disable(struct b43_bus_dev *dev,
  48                                               u32 core_specific_flags)
  49 {
  50         ssb_device_disable(dev->sdev, core_specific_flags);
  51 }
  52
  53 static inline u16 b43_bus_ssb_read16(struct b43_bus_dev *dev, u16 offset)
  54 {
  55         return ssb_read16(dev->sdev, offset);
  56 }
  57 static inline u32 b43_bus_ssb_read32(struct b43_bus_dev *dev, u16 offset)
  58 {
  59         return ssb_read32(dev->sdev, offset);
  60 }
  61 static inline
  62 void b43_bus_ssb_write16(struct b43_bus_dev *dev, u16 offset, u16 value)
  63 {
  64         ssb_write16(dev->sdev, offset, value);
  65 }
  66 static inline
  67 void b43_bus_ssb_write32(struct b43_bus_dev *dev, u16 offset, u32 value)
  68 {
  69         ssb_write32(dev->sdev, offset, value);
  70 }
  71 static inline
  72 void b43_bus_ssb_block_read(struct b43_bus_dev *dev, void *buffer,
  73                             size_t count, u16 offset, u8 reg_width)
  74 {
  75         ssb_block_read(dev->sdev, buffer, count, offset, reg_width);
  76 }
  77 static inline
  78 void b43_bus_ssb_block_write(struct b43_bus_dev *dev, const void *buffer,
  79                              size_t count, u16 offset, u8 reg_width)
  80 {
  81         ssb_block_write(dev->sdev, buffer, count, offset, reg_width);
  82 }
  83
  84 struct b43_bus_dev *b43_bus_dev_ssb_init(struct ssb_device *sdev)
  85 {
  86         struct b43_bus_dev *dev = kzalloc(sizeof(*dev), GFP_KERNEL);
  87
  88         dev->bus_type = B43_BUS_SSB;
  89         dev->sdev = sdev;
  90
  91         dev->bus_may_powerdown = b43_bus_ssb_bus_may_powerdown;
  92         dev->bus_powerup = b43_bus_ssb_bus_powerup;
  93         dev->device_is_enabled = b43_bus_ssb_device_is_enabled;
  94         dev->device_enable = b43_bus_ssb_device_enable;
  95         dev->device_disable = b43_bus_ssb_device_disable;
  96
  97         dev->read16 = b43_bus_ssb_read16;
  98         dev->read32 = b43_bus_ssb_read32;
  99         dev->write16 = b43_bus_ssb_write16;
 100         dev->write32 = b43_bus_ssb_write32;
 101         dev->block_read = b43_bus_ssb_block_read;
 102         dev->block_write = b43_bus_ssb_block_write;
 103
 104         dev->dev = sdev->dev;
 105         dev->dma_dev = sdev->dma_dev;
 106         dev->irq = sdev->irq;
 107
 108         dev->board_vendor = sdev->bus->boardinfo.vendor;
 109         dev->board_type = sdev->bus->boardinfo.type;
 110         dev->board_rev = sdev->bus->boardinfo.rev;
 111
 112         dev->chip_id = sdev->bus->chip_id;
 113         dev->chip_rev = sdev->bus->chip_rev;
 114         dev->chip_pkg = sdev->bus->chip_package;
 115
 116         dev->bus_sprom = &sdev->bus->sprom;
 117
 118         dev->core_id = sdev->id.coreid;
 119         dev->core_rev = sdev->id.revision;
 120
 121         return dev;
 122 }