Hi Anirudh,
On Thu, May 05, 2011 at 11:03:24AM +0530, Anirudh Ghayal wrote:
> From: Trilok Soni <tsoni@xxxxxxxxxxxxxx>
>
> Add support for PMIC8XXX power key driven over dedicated
> KYPD_PWR_N pin. It allows the user to specify the amount
> of time by which the power key reporting can be delayed.
>
> +
> +static irqreturn_t pwrkey_press_irq(int irq, void *_pwrkey)
> +{
> + struct pmic8xxx_pwrkey *pwrkey = _pwrkey;
> + const struct pm8xxx_pwrkey_platform_data *pdata = pwrkey->pdata;
> + unsigned long flags;
> +
> + /* no pwrkey time duration, means no screen lock key simulation */
> + if (!pwrkey->pdata->pwrkey_time_ms) {
> + input_report_key(pwrkey->pwr, KEY_POWER, 1);
> + input_sync(pwrkey->pwr);
> + return IRQ_HANDLED;
> + }
> +
> + spin_lock_irqsave(&pwrkey->lock, flags);
> +
> + input_report_key(pwrkey->pwr, KEY_SCREENLOCK, 1);
> + input_sync(pwrkey->pwr);
> +
I am very sorry for misleading Trilok and you earlier but I think this
kind of transformation should be done in your userspace framework. Have
the driver emit KEY_SCREENLOCK and have userspace initiate device
shutdown if it detects that KEY_SCREENLOCK is pressed for longer than X
seconds.
Thanks.
--
Dmitry
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