[PATCH 1/2] input: touchscreen: pixcir_i2c_ts: Add support for optional wakeup interrupt

Tony Lindgren tony at atomide.com
Sun Jul 19 23:05:07 PDT 2015


* Vignesh R <vigneshr at ti.com> [150719 21:51]:
> On 7/18/2015 3:21 AM, Dmitry Torokhov wrote:
> > 
> > I wonder if driver core should be responsible for clearing wake irq and
> > also for clearing wakeup flag.
> > 
> 
> AFAICU, wakeup flag is deleted when struct device is deleted, hence,
> device_init_wakeup() call may not be required in .remove(). But,
> dev_pm_clear_wake_irq() can be moved to driver core.

Currently the lifecycle of struct wakeup_source is not necessarily
the same as the lifecycle struct device. I believe net and usb drivers
at least allocate it dynamically.

Regards,

Tony



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