p71924506
/
linux_old1
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

irqchip/stm32: Move the wakeup on interrupt mask 

Move irq_set_wake on interrupt mask, needed to wake up from
low power mode as the event mask is not able to do so.

Signed-off-by: Ludovic Barre <ludovic.barre@st.com>
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
This commit is contained in:
Ludovic Barre 2017-11-06 18:03:36 +01:00 committed by Marc Zyngier
parent 2ca6b9bcaa
commit 90af7c254f
1 changed files with 5 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
drivers/irqchip/irq-stm32-exti.c
View File

@ -156,16 +156,16 @@ static int stm32_irq_set_wake(struct irq_data *data, unsigned int on)
struct irq_chip_generic *gc = irq_data_get_irq_chip_data(data);
const struct stm32_exti_bank *stm32_bank = gc->private;
int pin = data->hwirq % IRQS_PER_BANK;
u32 emr;
u32 imr;
irq_gc_lock(gc);
emr = irq_reg_readl(gc, stm32_bank->emr_ofst);
imr = irq_reg_readl(gc, stm32_bank->imr_ofst);
if (on)
emr |= BIT(pin);
imr |= BIT(pin);
else
emr &= ~BIT(pin);
irq_reg_writel(gc, emr, stm32_bank->emr_ofst);
imr &= ~BIT(pin);
irq_reg_writel(gc, imr, stm32_bank->imr_ofst);
irq_gc_unlock(gc);