Messages in this thread | | | Date | Wed, 2 Nov 2016 15:59:40 +0800 | From | Daniel Hung-yu Wu <> | Subject | Re: [PATCH] CHROMIUM: ec: register shutdown function to clear delayed works |
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On Wed, Oct 26, 2016 at 03:22:14PM +0100, Lee Jones wrote: > On Wed, 26 Oct 2016, Lee Jones wrote: > > > On Mon, 24 Oct 2016, Daniel Hung-yu Wu wrote: > > > > > This patch applies on top of "mfd: cros_ec: Add EC console read structures > > > definitions" (https://patchwork.kernel.org/patch/9294887/). > > > > > > This patch is currently against a linux 3.18 kernel. > > > > > > Reboot or shutdown during delayed works could corrupt communication with EC, > > > and certain I2C controller may not be able to recover from the error state. > > > A shutdown function is registered to clear delayed works or wait for them to > > > finish. > > > > > > Signed-off-by: Daniel Hung-yu Wu <hywu@chromium.org> > > > --- > > > drivers/mfd/cros_ec_dev.c | 9 +++++++++ > > > 1 file changed, 9 insertions(+) > > > > Applied, thanks. > > Ah, I thought you'd at least ported it to Mainline! > > You need to do that before posting patches. > > > > diff --git a/drivers/mfd/cros_ec_dev.c b/drivers/mfd/cros_ec_dev.c > > > index 8618a7c..3e548f1 100644 > > > --- a/drivers/mfd/cros_ec_dev.c > > > +++ b/drivers/mfd/cros_ec_dev.c > > > @@ -613,6 +613,14 @@ static int ec_device_remove(struct platform_device *pdev) > > > return 0; > > > } > > > > > > +static void ec_device_shutdown(struct platform_device *pdev) > > > +{ > > > + struct cros_ec_dev *ec = dev_get_drvdata(&pdev->dev); > > > + > > > + /* Be sure to clear up debugfs delayed works */ > > > + cros_ec_debugfs_remove(ec); > > > +} > > > + > > > static int ec_device_suspend(struct device *dev) > > > { > > > struct cros_ec_dev *ec = dev_get_drvdata(dev); > > > @@ -656,6 +664,7 @@ static struct platform_driver cros_ec_dev_driver = { > > > }, > > > .probe = ec_device_probe, > > > .remove = ec_device_remove, > > > + .shutdown = ec_device_shutdown, > > > }; > > > > > > static int __init cros_ec_dev_init(void) > > > > -- > Lee Jones > Linaro STMicroelectronics Landing Team Lead > Linaro.org │ Open source software for ARM SoCs > Follow Linaro: Facebook | Twitter | Blog
The patch for Mainline is submitted. Thanks.
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