pinctrl: qcom: Don't clear status bit on irq_unmask
Clearing the status bit on irq_unmask will discard any pending interrupt
that did arrive after the irq_ack, i.e. while the IRQ handler function
was executing.
Fixes: f365be0925
("pinctrl: Add Qualcomm TLMM driver")
Cc: stable@vger.kernel.org
Cc: Stephen Boyd <sboyd@codeaurora.org>
Reported-by: Timur Tabi <timur@codeaurora.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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@ -609,10 +609,6 @@ static void msm_gpio_irq_unmask(struct irq_data *d)
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raw_spin_lock_irqsave(&pctrl->lock, flags);
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raw_spin_lock_irqsave(&pctrl->lock, flags);
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val = readl(pctrl->regs + g->intr_status_reg);
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val &= ~BIT(g->intr_status_bit);
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writel(val, pctrl->regs + g->intr_status_reg);
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val = readl(pctrl->regs + g->intr_cfg_reg);
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val = readl(pctrl->regs + g->intr_cfg_reg);
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val |= BIT(g->intr_enable_bit);
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val |= BIT(g->intr_enable_bit);
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writel(val, pctrl->regs + g->intr_cfg_reg);
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writel(val, pctrl->regs + g->intr_cfg_reg);
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