diff options
Diffstat (limited to 'drivers/pinctrl')
| -rw-r--r-- | drivers/pinctrl/intel/pinctrl-intel.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/pinctrl/intel/pinctrl-intel.c b/drivers/pinctrl/intel/pinctrl-intel.c index fe19b1e..257cab1 100644 --- a/drivers/pinctrl/intel/pinctrl-intel.c +++ b/drivers/pinctrl/intel/pinctrl-intel.c @@ -796,12 +796,15 @@ static int intel_gpio_irq_wake(struct irq_data *d, unsigned int on) const struct intel_community *community; unsigned pin = irqd_to_hwirq(d); unsigned padno, gpp, gpp_offset; + unsigned long flags; u32 gpe_en; community = intel_get_community(pctrl, pin); if (!community) return -EINVAL; + raw_spin_lock_irqsave(&pctrl->lock, flags); + padno = pin_to_padno(community, pin); gpp = padno / community->gpp_size; gpp_offset = padno % community->gpp_size; @@ -821,6 +824,8 @@ static int intel_gpio_irq_wake(struct irq_data *d, unsigned int on) gpe_en &= ~BIT(gpp_offset); writel(gpe_en, community->regs + GPI_GPE_EN + gpp * 4); + raw_spin_unlock_irqrestore(&pctrl->lock, flags); + dev_dbg(pctrl->dev, "%sable wake for pin %u\n", on ? "en" : "dis", pin); return 0; } |