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authorRafał Miłecki <zajec5@gmail.com>2011-05-18 02:06:37 +0200
committerJohn W. Linville <linville@tuxdriver.com>2011-06-01 21:10:56 +0200
commitc0b4c00907c7f611ef328de73967d7913e137df8 (patch)
tree56c0699a51b4af08ddbb2afab99cac63640865e1
parentb43: add bus device abstraction layer (diff)
downloadlinux-c0b4c00907c7f611ef328de73967d7913e137df8.tar.xz
linux-c0b4c00907c7f611ef328de73967d7913e137df8.zip
b43: bus: abstract R/W operations
Signed-off-by: Rafał Miłecki <zajec5@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
-rw-r--r--drivers/net/wireless/b43/b43.h12
-rw-r--r--drivers/net/wireless/b43/bus.c38
-rw-r--r--drivers/net/wireless/b43/bus.h9
3 files changed, 53 insertions, 6 deletions
diff --git a/drivers/net/wireless/b43/b43.h b/drivers/net/wireless/b43/b43.h
index bb81ebcf512e..3378d93cc33d 100644
--- a/drivers/net/wireless/b43/b43.h
+++ b/drivers/net/wireless/b43/b43.h
@@ -883,34 +883,34 @@ static inline enum ieee80211_band b43_current_band(struct b43_wl *wl)
static inline u16 b43_read16(struct b43_wldev *dev, u16 offset)
{
- return ssb_read16(dev->sdev, offset);
+ return dev->dev->read16(dev->dev, offset);
}
static inline void b43_write16(struct b43_wldev *dev, u16 offset, u16 value)
{
- ssb_write16(dev->sdev, offset, value);
+ dev->dev->write16(dev->dev, offset, value);
}
static inline u32 b43_read32(struct b43_wldev *dev, u16 offset)
{
- return ssb_read32(dev->sdev, offset);
+ return dev->dev->read32(dev->dev, offset);
}
static inline void b43_write32(struct b43_wldev *dev, u16 offset, u32 value)
{
- ssb_write32(dev->sdev, offset, value);
+ dev->dev->write32(dev->dev, offset, value);
}
static inline void b43_block_read(struct b43_wldev *dev, void *buffer,
size_t count, u16 offset, u8 reg_width)
{
- ssb_block_read(dev->sdev, buffer, count, offset, reg_width);
+ dev->dev->block_read(dev->dev, buffer, count, offset, reg_width);
}
static inline void b43_block_write(struct b43_wldev *dev, const void *buffer,
size_t count, u16 offset, u8 reg_width)
{
- ssb_block_write(dev->sdev, buffer, count, offset, reg_width);
+ dev->dev->block_write(dev->dev, buffer, count, offset, reg_width);
}
static inline bool b43_using_pio_transfers(struct b43_wldev *dev)
diff --git a/drivers/net/wireless/b43/bus.c b/drivers/net/wireless/b43/bus.c
index f8ccd2cea3f9..fe5fa267bc5b 100644
--- a/drivers/net/wireless/b43/bus.c
+++ b/drivers/net/wireless/b43/bus.c
@@ -25,6 +25,37 @@
/* SSB */
+static inline u16 b43_bus_ssb_read16(struct b43_bus_dev *dev, u16 offset)
+{
+ return ssb_read16(dev->sdev, offset);
+}
+static inline u32 b43_bus_ssb_read32(struct b43_bus_dev *dev, u16 offset)
+{
+ return ssb_read32(dev->sdev, offset);
+}
+static inline
+void b43_bus_ssb_write16(struct b43_bus_dev *dev, u16 offset, u16 value)
+{
+ ssb_write16(dev->sdev, offset, value);
+}
+static inline
+void b43_bus_ssb_write32(struct b43_bus_dev *dev, u16 offset, u32 value)
+{
+ ssb_write32(dev->sdev, offset, value);
+}
+static inline
+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 inline
+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 = kzalloc(sizeof(*dev), GFP_KERNEL);
@@ -32,5 +63,12 @@ struct b43_bus_dev *b43_bus_dev_ssb_init(struct ssb_device *sdev)
dev->bus_type = B43_BUS_SSB;
dev->sdev = sdev;
+ 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;
+
return dev;
}
diff --git a/drivers/net/wireless/b43/bus.h b/drivers/net/wireless/b43/bus.h
index 68bc00a7458e..9b390020fb52 100644
--- a/drivers/net/wireless/b43/bus.h
+++ b/drivers/net/wireless/b43/bus.h
@@ -10,6 +10,15 @@ struct b43_bus_dev {
union {
struct ssb_device *sdev;
};
+
+ 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);
};
struct b43_bus_dev *b43_bus_dev_ssb_init(struct ssb_device *sdev);