From: Leilei Shang <[email protected]> During suspend there may still be some i2c access happening, as the interrupt is shared between multiple drivers. And if we don't keep i2c irq ON, there may be i2c access timeout if i2c is in irq mode of operation.
Signed-off-by: Raul Xiong <[email protected]> Signed-off-by: Xiaofan Tian <[email protected]> [[email protected]: updated Changelog] Signed-off-by: Vaibhav Hiremath <[email protected]> Cc: Wolfram Sang <[email protected]> --- drivers/i2c/busses/i2c-pxa.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/i2c/busses/i2c-pxa.c b/drivers/i2c/busses/i2c-pxa.c index d9c0d6a..f4ac8c5 100644 --- a/drivers/i2c/busses/i2c-pxa.c +++ b/drivers/i2c/busses/i2c-pxa.c @@ -1232,8 +1232,9 @@ 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, - dev_name(&dev->dev), i2c); + ret = request_irq(irq, i2c_pxa_handler, + IRQF_SHARED | IRQF_NO_SUSPEND, + dev_name(&dev->dev), i2c); if (ret) goto ereqirq; } -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
