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authorMichael Büsch <mb@bu3sch.de>2008-02-19 13:52:57 +0000
committerMichael Büsch <mb@bu3sch.de>2008-02-19 13:52:57 +0000
commit66dec6d8a159cfc189f7ee635c13d9b99636f1ce (patch)
tree61044e2ffe2bb9abc8b70fb31b5df25d31f3a7b2 /package/broadcom-diag
parent27e288859cf7247dd3dfa3bea52ec48387a0daf5 (diff)
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ssb: Update the GPIO API
SVN-Revision: 10495
Diffstat (limited to 'package/broadcom-diag')
-rw-r--r--package/broadcom-diag/src/gpio.h11
1 files changed, 10 insertions, 1 deletions
diff --git a/package/broadcom-diag/src/gpio.h b/package/broadcom-diag/src/gpio.h
index 6d83039..22f20c9 100644
--- a/package/broadcom-diag/src/gpio.h
+++ b/package/broadcom-diag/src/gpio.h
@@ -53,6 +53,15 @@ static inline u32 gpio_intpolarity(u32 mask, u32 value)
gpio_op(polarity, mask, value);
}
+static inline u32 __ssb_write32_masked(struct ssb_device *dev, u16 offset,
+ u32 mask, u32 value)
+{
+ value &= mask;
+ value |= ssb_read32(dev, offset) & ~mask;
+ ssb_write32(dev, offset, value);
+ return value;
+}
+
static void gpio_set_irqenable(int enabled, irqreturn_t (*handler)(int, void *))
{
int irq;
@@ -71,7 +80,7 @@ static void gpio_set_irqenable(int enabled, irqreturn_t (*handler)(int, void *))
}
if (ssb.chipco.dev)
- ssb_write32_masked(ssb.chipco.dev, SSB_CHIPCO_IRQMASK, SSB_CHIPCO_IRQ_GPIO, (enabled ? SSB_CHIPCO_IRQ_GPIO : 0));
+ __ssb_write32_masked(ssb.chipco.dev, SSB_CHIPCO_IRQMASK, SSB_CHIPCO_IRQ_GPIO, (enabled ? SSB_CHIPCO_IRQ_GPIO : 0));
}
#else