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Subject[RESEND PATCH v1 7/9] spmi: pmic-arb: support updating interrupt type flags
Date
From: Yimin Peng <yiminp@codeaurora.org>

Have the qpnpint_irq_set_type function clear unwanted high/low
trigger bits when updating the interrupt flags.

Signed-off-by: Yimin Peng <yiminp@codeaurora.org>
Signed-off-by: Subbaraman Narayanamurthy <subbaram@codeaurora.org>
Signed-off-by: Fenglin Wu <quic_fenglinw@quicinc.com>
---
drivers/spmi/spmi-pmic-arb.c | 11 +++++++++--
1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/drivers/spmi/spmi-pmic-arb.c b/drivers/spmi/spmi-pmic-arb.c
index 9239830..988204c 100644
--- a/drivers/spmi/spmi-pmic-arb.c
+++ b/drivers/spmi/spmi-pmic-arb.c
@@ -636,8 +636,12 @@ static int qpnpint_irq_set_type(struct irq_data *d, unsigned int flow_type)
type.type |= BIT(irq);
if (flow_type & IRQF_TRIGGER_RISING)
type.polarity_high |= BIT(irq);
+ else
+ type.polarity_high &= ~BIT(irq);
if (flow_type & IRQF_TRIGGER_FALLING)
type.polarity_low |= BIT(irq);
+ else
+ type.polarity_low &= ~BIT(irq);

flow_handler = handle_edge_irq;
} else {
@@ -646,10 +650,13 @@ static int qpnpint_irq_set_type(struct irq_data *d, unsigned int flow_type)
return -EINVAL;

type.type &= ~BIT(irq); /* level trig */
- if (flow_type & IRQF_TRIGGER_HIGH)
+ if (flow_type & IRQF_TRIGGER_HIGH) {
type.polarity_high |= BIT(irq);
- else
+ type.polarity_low &= ~BIT(irq);
+ } else {
type.polarity_low |= BIT(irq);
+ type.polarity_high &= ~BIT(irq);
+ }

flow_handler = handle_level_irq;
}
--
2.7.4
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