On 31/12/14 08:59, Nicholas Mc Guire wrote: > The timeout value to wait_for_completion_timeout is in jiffies but > the value being passed seems like it was intended to by microseconds > Note that the timeout was extremely long thus it might be too short > now. In any case it probably should be passed through usecs_to_jiffies() > or msecs_to_jiffies() > > patch is against linux-next 3.19.0-rc1 -next-20141226 > > patch was only compile-tested x86_64_defcofnig + CONFIG_SPMI=m > CONFIG_IIO=m, CONFIG_QCOM_SPMI_IADC=m > > Signed-off-by: Nicholas Mc Guire <der.herr@xxxxxxx> Certainly suspicious and I'd draw the same conclusion you did! Anyhow just waiting for Ivan to take a look as it's his driver. Thanks, Jonathan > --- > drivers/iio/adc/qcom-spmi-iadc.c | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-) > > diff --git a/drivers/iio/adc/qcom-spmi-iadc.c b/drivers/iio/adc/qcom-spmi-iadc.c > index b9666f2..3080562 100644 > --- a/drivers/iio/adc/qcom-spmi-iadc.c > +++ b/drivers/iio/adc/qcom-spmi-iadc.c > @@ -296,7 +296,8 @@ static int iadc_do_conversion(struct iadc_chip *iadc, int chan, u16 *data) > if (iadc->poll_eoc) { > ret = iadc_poll_wait_eoc(iadc, wait); > } else { > - ret = wait_for_completion_timeout(&iadc->complete, wait); > + ret = wait_for_completion_timeout(&iadc->complete, > + usecs_to_jiffies(wait)); > if (!ret) > ret = -ETIMEDOUT; > else > -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html