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authorJonathan Bither <jonbither@gmail.com>2012-02-13 21:47:45 -0500
committerJohn W. Linville <linville@tuxdriver.com>2012-02-22 14:51:19 -0500
commitcede8b64808f543fb5ed4991af330a0ae6026805 (patch)
tree15598fd4d4b08629d1d3764f600d8d11d0656301
parent8860020e0be1f03d83dc9e9e93e18a4ddbe01038 (diff)
downloadlinux-cede8b64808f543fb5ed4991af330a0ae6026805.tar.bz2
ath5k:Remove __raw_read and __raw_write
By swithing from our __raw_read and __raw_write functions to ioread32 and iowrite32, benchmarks on my desk with iperf went from 11MBps to 18.1MBps using the AHB bus on an EnGenius ECB3500 running OpenWRT. Signed-off-by: Jonathan Bither <jonbither@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
-rw-r--r--drivers/net/wireless/ath/ath5k/ahb.c20
-rw-r--r--drivers/net/wireless/ath/ath5k/ath5k.h4
-rw-r--r--drivers/net/wireless/ath/ath5k/reset.c10
3 files changed, 17 insertions, 17 deletions
diff --git a/drivers/net/wireless/ath/ath5k/ahb.c b/drivers/net/wireless/ath/ath5k/ahb.c
index ee7ea572b065..8faa129da5a0 100644
--- a/drivers/net/wireless/ath/ath5k/ahb.c
+++ b/drivers/net/wireless/ath/ath5k/ahb.c
@@ -140,23 +140,23 @@ static int ath_ahb_probe(struct platform_device *pdev)
if (bcfg->devid >= AR5K_SREV_AR2315_R6) {
/* Enable WMAC AHB arbitration */
- reg = __raw_readl((void __iomem *) AR5K_AR2315_AHB_ARB_CTL);
+ reg = ioread32((void __iomem *) AR5K_AR2315_AHB_ARB_CTL);
reg |= AR5K_AR2315_AHB_ARB_CTL_WLAN;
- __raw_writel(reg, (void __iomem *) AR5K_AR2315_AHB_ARB_CTL);
+ iowrite32(reg, (void __iomem *) AR5K_AR2315_AHB_ARB_CTL);
/* Enable global WMAC swapping */
- reg = __raw_readl((void __iomem *) AR5K_AR2315_BYTESWAP);
+ reg = ioread32((void __iomem *) AR5K_AR2315_BYTESWAP);
reg |= AR5K_AR2315_BYTESWAP_WMAC;
- __raw_writel(reg, (void __iomem *) AR5K_AR2315_BYTESWAP);
+ iowrite32(reg, (void __iomem *) AR5K_AR2315_BYTESWAP);
} else {
/* Enable WMAC DMA access (assuming 5312 or 231x*/
/* TODO: check other platforms */
- reg = __raw_readl((void __iomem *) AR5K_AR5312_ENABLE);
+ reg = ioread32((void __iomem *) AR5K_AR5312_ENABLE);
if (to_platform_device(ah->dev)->id == 0)
reg |= AR5K_AR5312_ENABLE_WLAN0;
else
reg |= AR5K_AR5312_ENABLE_WLAN1;
- __raw_writel(reg, (void __iomem *) AR5K_AR5312_ENABLE);
+ iowrite32(reg, (void __iomem *) AR5K_AR5312_ENABLE);
/*
* On a dual-band AR5312, the multiband radio is only
@@ -203,17 +203,17 @@ static int ath_ahb_remove(struct platform_device *pdev)
if (bcfg->devid >= AR5K_SREV_AR2315_R6) {
/* Disable WMAC AHB arbitration */
- reg = __raw_readl((void __iomem *) AR5K_AR2315_AHB_ARB_CTL);
+ reg = ioread32((void __iomem *) AR5K_AR2315_AHB_ARB_CTL);
reg &= ~AR5K_AR2315_AHB_ARB_CTL_WLAN;
- __raw_writel(reg, (void __iomem *) AR5K_AR2315_AHB_ARB_CTL);
+ iowrite32(reg, (void __iomem *) AR5K_AR2315_AHB_ARB_CTL);
} else {
/*Stop DMA access */
- reg = __raw_readl((void __iomem *) AR5K_AR5312_ENABLE);
+ reg = ioread32((void __iomem *) AR5K_AR5312_ENABLE);
if (to_platform_device(ah->dev)->id == 0)
reg &= ~AR5K_AR5312_ENABLE_WLAN0;
else
reg &= ~AR5K_AR5312_ENABLE_WLAN1;
- __raw_writel(reg, (void __iomem *) AR5K_AR5312_ENABLE);
+ iowrite32(reg, (void __iomem *) AR5K_AR5312_ENABLE);
}
ath5k_deinit_ah(ah);
diff --git a/drivers/net/wireless/ath/ath5k/ath5k.h b/drivers/net/wireless/ath/ath5k/ath5k.h
index c2b2518c2ecd..6640326f7005 100644
--- a/drivers/net/wireless/ath/ath5k/ath5k.h
+++ b/drivers/net/wireless/ath/ath5k/ath5k.h
@@ -1656,12 +1656,12 @@ static inline void __iomem *ath5k_ahb_reg(struct ath5k_hw *ah, u16 reg)
static inline u32 ath5k_hw_reg_read(struct ath5k_hw *ah, u16 reg)
{
- return __raw_readl(ath5k_ahb_reg(ah, reg));
+ return ioread32(ath5k_ahb_reg(ah, reg));
}
static inline void ath5k_hw_reg_write(struct ath5k_hw *ah, u32 val, u16 reg)
{
- __raw_writel(val, ath5k_ahb_reg(ah, reg));
+ iowrite32(val, ath5k_ahb_reg(ah, reg));
}
#else
diff --git a/drivers/net/wireless/ath/ath5k/reset.c b/drivers/net/wireless/ath/ath5k/reset.c
index 250db40b751d..200f165c0c6d 100644
--- a/drivers/net/wireless/ath/ath5k/reset.c
+++ b/drivers/net/wireless/ath/ath5k/reset.c
@@ -473,14 +473,14 @@ ath5k_hw_wisoc_reset(struct ath5k_hw *ah, u32 flags)
}
/* Put BB/MAC into reset */
- regval = __raw_readl(reg);
- __raw_writel(regval | val, reg);
- regval = __raw_readl(reg);
+ regval = ioread32(reg);
+ iowrite32(regval | val, reg);
+ regval = ioread32(reg);
usleep_range(100, 150);
/* Bring BB/MAC out of reset */
- __raw_writel(regval & ~val, reg);
- regval = __raw_readl(reg);
+ iowrite32(regval & ~val, reg);
+ regval = ioread32(reg);
/*
* Reset configuration register (for hw byte-swap). Note that this