Re: [PATCH] platform: x86: intel-hid: Add missing ->thaw callback

From: Darren Hart
Date: Tue Apr 18 2017 - 12:07:49 EST


On Tue, Apr 18, 2017 at 03:49:06PM +0200, Rafael Wysocki wrote:
> From: Rafael J. Wysocki <rafael.j.wysocki@xxxxxxxxx>
>
> The intel-hid driver is missing a PM ->thaw callback allowing the
> device to go back to the operational state after creating a
> hibernation image or when there is an image restoration error during
> resume.
>
> The lack of the ->thaw callback basically means that all events
> signaled by the device are discarded after a hibernation image has
> been created which may be problematic, for example, if the image
> cannot be saved (eg. due to an I/O issue with storage).
>
> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@xxxxxxxxx>

+ Alex Hung <alex.hung@xxxxxxxxxxxxx>

Queued to testing, thank you Rafael.

> ---
> drivers/platform/x86/intel-hid.c | 1 +
> 1 file changed, 1 insertion(+)
>
> Index: linux-pm/drivers/platform/x86/intel-hid.c
> ===================================================================
> --- linux-pm.orig/drivers/platform/x86/intel-hid.c
> +++ linux-pm/drivers/platform/x86/intel-hid.c
> @@ -136,6 +136,7 @@ static int intel_hid_pl_resume_handler(s
>
> static const struct dev_pm_ops intel_hid_pl_pm_ops = {
> .freeze = intel_hid_pl_suspend_handler,
> + .thaw = intel_hid_pl_resume_handler,
> .restore = intel_hid_pl_resume_handler,
> .suspend = intel_hid_pl_suspend_handler,
> .resume = intel_hid_pl_resume_handler,
>
>

--
Darren Hart
VMware Open Source Technology Center