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path: root/drivers/net/wireless/ath/ath5k/ath5k.h
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Diffstat (limited to 'drivers/net/wireless/ath/ath5k/ath5k.h')
-rw-r--r--drivers/net/wireless/ath/ath5k/ath5k.h28
1 files changed, 28 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath5k/ath5k.h b/drivers/net/wireless/ath/ath5k/ath5k.h
index ed2468220216..1ed7a88aeea9 100644
--- a/drivers/net/wireless/ath/ath5k/ath5k.h
+++ b/drivers/net/wireless/ath/ath5k/ath5k.h
@@ -1647,6 +1647,32 @@ static inline struct ath_regulatory *ath5k_hw_regulatory(struct ath5k_hw *ah)
return &(ath5k_hw_common(ah)->regulatory);
}
+#ifdef CONFIG_ATH5K_AHB
+#define AR5K_AR2315_PCI_BASE ((void __iomem *)0xb0100000)
+
+static inline void __iomem *ath5k_ahb_reg(struct ath5k_hw *ah, u16 reg)
+{
+ /* On AR2315 and AR2317 the PCI clock domain registers
+ * are outside of the WMAC register space */
+ if (unlikely((reg >= 0x4000) && (reg < 0x5000) &&
+ (ah->ah_mac_srev >= AR5K_SREV_AR2315_R6)))
+ return AR5K_AR2315_PCI_BASE + reg;
+
+ return ah->iobase + reg;
+}
+
+static inline u32 ath5k_hw_reg_read(struct ath5k_hw *ah, u16 reg)
+{
+ return ioread32(ath5k_ahb_reg(ah, reg));
+}
+
+static inline void ath5k_hw_reg_write(struct ath5k_hw *ah, u32 val, u16 reg)
+{
+ iowrite32(val, ath5k_ahb_reg(ah, reg));
+}
+
+#else
+
static inline u32 ath5k_hw_reg_read(struct ath5k_hw *ah, u16 reg)
{
return ioread32(ah->iobase + reg);
@@ -1657,6 +1683,8 @@ static inline void ath5k_hw_reg_write(struct ath5k_hw *ah, u32 val, u16 reg)
iowrite32(val, ah->iobase + reg);
}
+#endif
+
static inline enum ath_bus_type ath5k_get_bus_type(struct ath5k_hw *ah)
{
return ath5k_hw_common(ah)->bus_ops->ath_bus_type;