Commit 970a7a72 authored by Bjorn Andersson's avatar Bjorn Andersson Committed by Sasha Levin

pinctrl: qcom: Don't clear status bit on irq_unmask

[ Upstream commit a6566710 ]

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: f365be09 ("pinctrl: Add Qualcomm TLMM driver")
Cc: stable@vger.kernel.org
Cc: Stephen Boyd <sboyd@codeaurora.org>
Reported-by: default avatarTimur Tabi <timur@codeaurora.org>
Signed-off-by: default avatarBjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: default avatarLinus Walleij <linus.walleij@linaro.org>
Signed-off-by: default avatarSasha Levin <alexander.levin@verizon.com>
parent fbb9dd51
......@@ -608,10 +608,6 @@ static void msm_gpio_irq_unmask(struct irq_data *d)
spin_lock_irqsave(&pctrl->lock, flags);
val = readl(pctrl->regs + g->intr_status_reg);
val &= ~BIT(g->intr_status_bit);
writel(val, pctrl->regs + g->intr_status_reg);
val = readl(pctrl->regs + g->intr_cfg_reg);
val |= BIT(g->intr_enable_bit);
writel(val, pctrl->regs + g->intr_cfg_reg);
......
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