On Monday, January 20, 2014 12:37 AM, Rafael J. Wysocki wrote:
> On Wednesday, November 14, 2040 04:27:17 AM Shuah Khan wrote:
> > Convert drivers/video/backlight/class to use dev_pm_ops for power
> > management and remove Legacy PM ops hooks. With this change, rtc class
> > registers suspend/resume callbacks via class->pm (dev_pm_ops) instead of
> > Legacy class->suspend/resume. When __device_suspend() runs call-backs,
> > it will find class->pm ops for the backlight class.
> >
> > Signed-off-by: Shuah Khan <shuah.kh@xxxxxxxxxxx>
> > Cc: Shuah Khan <shuahkhan@xxxxxxxxx>
>
> Can you please resend the patches that nobody took with CCs to
> linux-pm@xxxxxxxxxxxxxxx? If the original maintainers don't care, I'll be
> able to pick those patches up then (if they look good).
I already gave the comment, and am waiting v3 patch.
However, Shuah Khan did not send the v3 patch yet.
Currently, backlight subsystem patches go through mm-tree
With my acked-by.
Shuah Khan,
Will you send the v3 patch? As I said, there is the typo in
commit message. Please fix it.
s/rtc class/backlight class
Best regards,
Jingoo Han
> > ---
> >
> > v2: Updated changelog to correct device class.
> >
> > drivers/video/backlight/backlight.c | 8 +++++---
> > 1 file changed, 5 insertions(+), 3 deletions(-)
> >
> > diff --git a/drivers/video/backlight/backlight.c b/drivers/video/backlight/backlight.c
> > index c74e7aa..0ffb251 100644
> > --- a/drivers/video/backlight/backlight.c
> > +++ b/drivers/video/backlight/backlight.c
> > @@ -208,7 +208,7 @@ static ssize_t backlight_show_actual_brightness(struct device *dev,
> >
> > static struct class *backlight_class;
> >
> > -static int backlight_suspend(struct device *dev, pm_message_t state)
> > +static int backlight_suspend(struct device *dev)
> > {
> > struct backlight_device *bd = to_backlight_device(dev);
> >
> > @@ -236,6 +236,9 @@ static int backlight_resume(struct device *dev)
> > return 0;
> > }
> >
> > +static SIMPLE_DEV_PM_OPS(backlight_class_dev_pm_ops, backlight_suspend,
> > + backlight_resume);
> > +
> > static void bl_device_release(struct device *dev)
> > {
> > struct backlight_device *bd = to_backlight_device(dev);
> > @@ -414,8 +417,7 @@ static int __init backlight_class_init(void)
> > }
> >
> > backlight_class->dev_attrs = bl_device_attributes;
> > - backlight_class->suspend = backlight_suspend;
> > - backlight_class->resume = backlight_resume;
> > + backlight_class->pm = &backlight_class_dev_pm_ops;
> > return 0;
> > }
> >
> >
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