Re: [PATCH v7 1/2] power: supply: twl4030-charger: move irq allocation to just before irqs are enabled

[Sebastian Reichel <sebastian.reichel-ZGY8ohtN/8pPYcu2f3hruQ@public.gmane.org>]

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Hi,

On Mon, Jun 19, 2017 at 10:41:45AM +0200, H. Nikolaus Schaller wrote:
> And initialize workers and notifiers as soon as possible.
> 
> This avoids a potential race if irqs are enabled and triggered too early
> before the worker is properly set up.
> 
> Suggested-by: Grygorii Strashko <grygorii.strashko-l0cyMroinI0@public.gmane.org>
> Signed-off-by: H. Nikolaus Schaller <hns-xXXSsgcRVICgSpxsJD1C4w@public.gmane.org>
> ---
>  drivers/power/supply/twl4030_charger.c | 29 +++++++++++++++--------------
>  1 file changed, 15 insertions(+), 14 deletions(-)
> 
> diff --git a/drivers/power/supply/twl4030_charger.c b/drivers/power/supply/twl4030_charger.c
> index 1fbbe0cc216a..9d974f1e3957 100644
> --- a/drivers/power/supply/twl4030_charger.c
> +++ b/drivers/power/supply/twl4030_charger.c
> @@ -984,12 +984,27 @@ static int twl4030_bci_probe(struct platform_device *pdev)
>  
>  	platform_set_drvdata(pdev, bci);
>  
> +	INIT_WORK(&bci->work, twl4030_bci_usb_work);
> +	INIT_DELAYED_WORK(&bci->current_worker, twl4030_current_worker);
> +
>  	bci->channel_vac = devm_iio_channel_get(&pdev->dev, "vac");
>  	if (IS_ERR(bci->channel_vac)) {
>  		bci->channel_vac = NULL;
>  		dev_warn(&pdev->dev, "could not request vac iio channel");
>  	}
>  
> +	if (bci->dev->of_node) {
> +		struct device_node *phynode;
> +
> +		phynode = of_find_compatible_node(bci->dev->of_node->parent,
> +						  NULL, "ti,twl4030-usb");
> +		if (phynode) {
> +			bci->transceiver = devm_usb_get_phy_by_node(
> +				bci->dev, phynode, &bci->usb_nb);
> +			bci->usb_nb.notifier_call = twl4030_bci_usb_ncb;

those two should be the other way around.

-- Sebastian

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