mirror of https://github.com/hak5/openwrt-owl.git
50 lines
1.5 KiB
Diff
50 lines
1.5 KiB
Diff
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The GPIO API is supposed to return 0 or a negative error code,
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but the SSB GPIO functions return the bitmask of the GPIO register.
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Fix this by ignoring the bitmask and always returning 0. The SSB GPIO functions can't fail.
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--mb
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Index: linux-2.6.28.5/arch/mips/include/asm/mach-bcm47xx/gpio.h
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===================================================================
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--- linux-2.6.28.5.orig/arch/mips/include/asm/mach-bcm47xx/gpio.h 2009-02-14 20:52:31.000000000 +0100
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+++ linux-2.6.28.5/arch/mips/include/asm/mach-bcm47xx/gpio.h 2009-02-14 21:01:20.000000000 +0100
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@@ -31,24 +31,28 @@ static inline void gpio_set_value(unsign
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static inline int gpio_direction_input(unsigned gpio)
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{
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- return ssb_gpio_outen(&ssb_bcm47xx, 1 << gpio, 0);
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+ ssb_gpio_outen(&ssb_bcm47xx, 1 << gpio, 0);
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+ return 0;
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}
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static inline int gpio_direction_output(unsigned gpio, int value)
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{
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- return ssb_gpio_outen(&ssb_bcm47xx, 1 << gpio, 1 << gpio);
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+ ssb_gpio_outen(&ssb_bcm47xx, 1 << gpio, 1 << gpio);
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+ return 0;
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}
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-static int gpio_intmask(unsigned gpio, int value)
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+static inline int gpio_intmask(unsigned gpio, int value)
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{
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- return ssb_gpio_intmask(&ssb_bcm47xx, 1 << gpio,
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- value ? 1 << gpio : 0);
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+ ssb_gpio_intmask(&ssb_bcm47xx, 1 << gpio,
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+ value ? 1 << gpio : 0);
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+ return 0;
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}
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-static int gpio_polarity(unsigned gpio, int value)
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+static inline int gpio_polarity(unsigned gpio, int value)
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{
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- return ssb_gpio_polarity(&ssb_bcm47xx, 1 << gpio,
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- value ? 1 << gpio : 0);
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+ ssb_gpio_polarity(&ssb_bcm47xx, 1 << gpio,
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+ value ? 1 << gpio : 0);
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+ return 0;
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}
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