linux-kernel - Re: [PATCH] platform/chrome: chromeos

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Message-ID: <43bc0057-9e34-0470-b3b3-a110ad67a229@collabora.com>
Date:   Wed, 4 Sep 2019 10:09:28 +0200
From:   Enric Balletbo i Serra <enric.balletbo@...labora.com>
To:     Ravi Chandra Sadineni <ravisadineni@...omium.org>,
        bleung@...omium.org, swboyd@...omium.org, tbroch@...omium.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] platform/chrome: chromeos_tbmc : Report wake events.

Hi Ravi,

Many thanks for this patch.

On 31/8/19 1:14, Ravi Chandra Sadineni wrote:
> Mark chromeos_tbmc as wake capable and report wake events. This helps to
> abort suspend on seeing a tablet mode switch event when kernel is
> suspending. This also helps identifying if chroemos_tbmc is the wake
> source.
> 
> Signed-off-by: Ravi Chandra Sadineni <ravisadineni@...omium.org>

The patch looks good to me, I'll wait a bit before pick the patch for I can get
a Tested-by from someone as I don't think I have the hardware to test this (no
x86/tablet devices on my hand)

For my own reference:
 Acked-for-chrome-by: Enric Balletbo i Serra <enric.balletbo@...labora.com>

Thanks,
 Enric

> ---
>  drivers/platform/chrome/chromeos_tbmc.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/platform/chrome/chromeos_tbmc.c b/drivers/platform/chrome/chromeos_tbmc.c
> index ce259ec9f990..d1cf8f3463ce 100644
> --- a/drivers/platform/chrome/chromeos_tbmc.c
> +++ b/drivers/platform/chrome/chromeos_tbmc.c
> @@ -47,6 +47,7 @@ static __maybe_unused int chromeos_tbmc_resume(struct device *dev)
>  
>  static void chromeos_tbmc_notify(struct acpi_device *adev, u32 event)
>  {
> +	acpi_pm_wakeup_event(&adev->dev);
>  	switch (event) {
>  	case 0x80:
>  		chromeos_tbmc_query_switch(adev, adev->driver_data);
> @@ -90,6 +91,7 @@ static int chromeos_tbmc_add(struct acpi_device *adev)
>  		dev_err(dev, "cannot register input device\n");
>  		return ret;
>  	}
> +	device_init_wakeup(dev, true);
>  	return 0;
>  }
>  
>