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43 lines
1.4 KiB
Diff
43 lines
1.4 KiB
Diff
--- a/drivers/gpio/gpio-ralink.c
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+++ b/drivers/gpio/gpio-ralink.c
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@@ -148,14 +148,15 @@ static void ralink_gpio_irq_unmask(struc
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{
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struct ralink_gpio_chip *rg;
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unsigned long flags;
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- u32 val;
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+ u32 rise, fall;
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rg = (struct ralink_gpio_chip *) d->domain->host_data;
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- val = rt_gpio_r32(rg, GPIO_REG_RENA);
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+ rise = rt_gpio_r32(rg, GPIO_REG_RENA);
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+ fall = rt_gpio_r32(rg, GPIO_REG_FENA);
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spin_lock_irqsave(&rg->lock, flags);
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- rt_gpio_w32(rg, GPIO_REG_RENA, val | (BIT(d->hwirq) & rg->rising));
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- rt_gpio_w32(rg, GPIO_REG_FENA, val | (BIT(d->hwirq) & rg->falling));
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+ rt_gpio_w32(rg, GPIO_REG_RENA, rise | (BIT(d->hwirq) & rg->rising));
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+ rt_gpio_w32(rg, GPIO_REG_FENA, fall | (BIT(d->hwirq) & rg->falling));
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spin_unlock_irqrestore(&rg->lock, flags);
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}
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@@ -163,14 +164,15 @@ static void ralink_gpio_irq_mask(struct
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{
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struct ralink_gpio_chip *rg;
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unsigned long flags;
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- u32 val;
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+ u32 rise, fall;
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rg = (struct ralink_gpio_chip *) d->domain->host_data;
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- val = rt_gpio_r32(rg, GPIO_REG_RENA);
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+ rise = rt_gpio_r32(rg, GPIO_REG_RENA);
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+ fall = rt_gpio_r32(rg, GPIO_REG_FENA);
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spin_lock_irqsave(&rg->lock, flags);
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- rt_gpio_w32(rg, GPIO_REG_FENA, val & ~BIT(d->hwirq));
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- rt_gpio_w32(rg, GPIO_REG_RENA, val & ~BIT(d->hwirq));
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+ rt_gpio_w32(rg, GPIO_REG_FENA, fall & ~BIT(d->hwirq));
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+ rt_gpio_w32(rg, GPIO_REG_RENA, rise & ~BIT(d->hwirq));
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spin_unlock_irqrestore(&rg->lock, flags);
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}
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