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author | Jamie Iles <jamie@jamieiles.com> | 2011-05-20 00:40:17 -0600 |
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committer | Grant Likely <grant.likely@secretlab.ca> | 2011-05-20 00:40:17 -0600 |
commit | fd9962352105f19711d55cc2caaf75b2e201598b (patch) | |
tree | cba555da6e000e49390f7b394c58d9136c4cc593 /drivers/gpio | |
parent | 31029116ebc1f2481bd2380437e9f7a18f18dca5 (diff) | |
download | kernel_samsung_smdk4412-fd9962352105f19711d55cc2caaf75b2e201598b.zip kernel_samsung_smdk4412-fd9962352105f19711d55cc2caaf75b2e201598b.tar.gz kernel_samsung_smdk4412-fd9962352105f19711d55cc2caaf75b2e201598b.tar.bz2 |
basic_mmio_gpio: convert to non-__raw* accessors
The __raw_* accessors don't include memory barriers and can cause
problems when writes get stuck in write buffers.
Suggested-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Anton Vorontsov <cbouatmailru@gmail.com>
Signed-off-by: Jamie Iles <jamie@jamieiles.com>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
Diffstat (limited to 'drivers/gpio')
-rw-r--r-- | drivers/gpio/basic_mmio_gpio.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/drivers/gpio/basic_mmio_gpio.c b/drivers/gpio/basic_mmio_gpio.c index f4afd96..b2ec45f 100644 --- a/drivers/gpio/basic_mmio_gpio.c +++ b/drivers/gpio/basic_mmio_gpio.c @@ -101,43 +101,43 @@ static struct bgpio_chip *to_bgpio_chip(struct gpio_chip *gc) static void bgpio_write8(void __iomem *reg, unsigned long data) { - __raw_writeb(data, reg); + writeb(data, reg); } static unsigned long bgpio_read8(void __iomem *reg) { - return __raw_readb(reg); + return readb(reg); } static void bgpio_write16(void __iomem *reg, unsigned long data) { - __raw_writew(data, reg); + writew(data, reg); } static unsigned long bgpio_read16(void __iomem *reg) { - return __raw_readw(reg); + return readw(reg); } static void bgpio_write32(void __iomem *reg, unsigned long data) { - __raw_writel(data, reg); + writel(data, reg); } static unsigned long bgpio_read32(void __iomem *reg) { - return __raw_readl(reg); + return readl(reg); } #if BITS_PER_LONG >= 64 static void bgpio_write64(void __iomem *reg, unsigned long data) { - __raw_writeq(data, reg); + writeq(data, reg); } static unsigned long bgpio_read64(void __iomem *reg) { - return __raw_readq(reg); + return readq(reg); } #endif /* BITS_PER_LONG >= 64 */ |