Hello Doug, On 06/25/2014 01:56 AM, Doug Anderson wrote: > From: Vincent Palatin <[email protected]> > > When the wake-up is triggered by the PMIC RTC, the RTC driver is trying > to read the PMIC interrupt status over I2C and fails because the I2C > controller is not resumed yet. > Let's resume the I2C controller earlier in the _noirq phase > (as other hardwares are doing), so we can properly get the wake-up > condition. > > Signed-off-by: Vincent Palatin <[email protected]> > Signed-off-by: Doug Anderson <[email protected]> > --- > Changes in v2: > - Added missing freeze/thaw/poweroff/restore > > drivers/i2c/busses/i2c-s3c2410.c | 8 ++++++-- > 1 file changed, 6 insertions(+), 2 deletions(-) > > diff --git a/drivers/i2c/busses/i2c-s3c2410.c > b/drivers/i2c/busses/i2c-s3c2410.c > index e828a1d..ecb389c 100644 > --- a/drivers/i2c/busses/i2c-s3c2410.c > +++ b/drivers/i2c/busses/i2c-s3c2410.c > @@ -1267,7 +1267,7 @@ static int s3c24xx_i2c_suspend_noirq(struct device *dev) > return 0; > } > > -static int s3c24xx_i2c_resume(struct device *dev) > +static int s3c24xx_i2c_resume_noirq(struct device *dev) > { > struct platform_device *pdev = to_platform_device(dev); > struct s3c24xx_i2c *i2c = platform_get_drvdata(pdev); > @@ -1285,7 +1285,11 @@ static int s3c24xx_i2c_resume(struct device *dev) > static const struct dev_pm_ops s3c24xx_i2c_dev_pm_ops = { > #ifdef CONFIG_PM_SLEEP > .suspend_noirq = s3c24xx_i2c_suspend_noirq, > - .resume = s3c24xx_i2c_resume, > + .resume_noirq = s3c24xx_i2c_resume_noirq, > + .freeze_noirq = s3c24xx_i2c_suspend_noirq, > + .thaw_noirq = s3c24xx_i2c_resume_noirq, > + .poweroff_noirq = s3c24xx_i2c_suspend_noirq, > + .restore_noirq = s3c24xx_i2c_resume_noirq, > #endif > }; > >
Looks good to me. Reviewed-by: Javier Martinez Canillas <[email protected]> Best regards, Javier -- 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/
