On Fri, Nov 27, 2009 at 04:44:20PM +0200, Grazvydas Ignotas wrote:
> TWL4030/TPS65950 is a multi-function device with integrated charger,
> which allows charging from AC or USB. This driver enables the
> charger and provides several monitoring functions.
>
> Signed-off-by: Grazvydas Ignotas <notasas@xxxxxxxxx>
> ---
Thanks for the patch.
[...]
> +/*
> + * Attend to TWL4030 CHG_PRES (AC charger presence) events
> + */
> +static irqreturn_t twl4030_charger_interrupt(int irq, void *_di)
> +{
> + struct twl4030_bci_device_info *di = _di;
> +
> +#ifdef CONFIG_LOCKDEP
> + /* WORKAROUND for lockdep forcing IRQF_DISABLED on us, which
> + * we don't want and can't tolerate. Although it might be
> + * friendlier not to borrow this thread context...
> + */
> + local_irq_enable();
> +#endif
Can you explain why the driver can't tolerate disabled irqs?
Calling schedule_delayed_work() from an irq context should be OK.
> + schedule_delayed_work(&di->bat_work, msecs_to_jiffies(BCI_DELAY));
> +
> + return IRQ_HANDLED;
> +}
--
Anton Vorontsov
email: cbouatmailru@xxxxxxxxx
irc://irc.freenode.net/bd2
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