From: Xiaofan Tian <tianxf@xxxxxxxxxxx>
During suspending there may still be some i2c accessing, if don't keep
i2c irq on there may be i2c access timeout if i2c is in irq mode.
Change-Id: I43689ab9ee054d235678de83ea4424c03074ea62
Signed-off-by: Raul Xiong <xjian@xxxxxxxxxxx>
Signed-off-by: Xiaofan Tian <tianxf@xxxxxxxxxxx>
diff --git a/drivers/i2c/busses/i2c-pxa.c b/drivers/i2c/busses/i2c-pxa.c
index ad6e69b..f4bbbcc 100644
--- a/drivers/i2c/busses/i2c-pxa.c
+++ b/drivers/i2c/busses/i2c-pxa.c
@@ -1226,8 +1226,9 @@ static int i2c_pxa_probe(struct platform_device *dev)
i2c->adap.algo = &i2c_pxa_pio_algorithm;
} else {
i2c->adap.algo = &i2c_pxa_algorithm;
- ret = request_irq(irq, i2c_pxa_handler, IRQF_SHARED,
- i2c->adap.name, i2c);
+ ret = request_irq(irq, i2c_pxa_handler,
+ IRQF_SHARED | IRQF_NO_SUSPEND,
+ i2c->adap.name, i2c);
if (ret)
goto ereqirq;
}
--
1.7.5.4
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