linux-kernel - Re: [PATCH V3 1/1] input: gpio-keys: add support for disable button from DT

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Date:	Wed, 13 Jan 2016 00:16:24 -0800
From:	Dmitry Torokhov <dmitry.torokhov@...il.com>
To:	Laxman Dewangan <ldewangan@...dia.com>
Cc:	robh+dt@...nel.org, pawel.moll@....com, mark.rutland@....com,
	galak@...eaurora.org, devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-input@...r.kernel.org,
	linus.walleij@...aro.org, bjorn.andersson@...ymobile.com
Subject: Re: [PATCH V3 1/1] input: gpio-keys: add support for disable button
 from DT

On Wed, Jan 13, 2016 at 12:56:20PM +0530, Laxman Dewangan wrote:
> Add support to disable the button from DT via status property
> if given button is not supporting on given platforms.
> 
> This will help to re-use the existing dtsi file with status
> enable/disable across platforms.
> 
> Signed-off-by: Laxman Dewangan <ldewangan@...dia.com>

Applied, thank you.

> ---
> Changes from V1: 
> - Converted print to dev_dbg.
> Changes from V2:
> - use of_get_available_child_count() and for_each_available_child_of_node()
> 
>  drivers/input/keyboard/gpio_keys.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/input/keyboard/gpio_keys.c b/drivers/input/keyboard/gpio_keys.c
> index bef317f..ef6ca1c 100644
> --- a/drivers/input/keyboard/gpio_keys.c
> +++ b/drivers/input/keyboard/gpio_keys.c
> @@ -613,7 +613,7 @@ gpio_keys_get_devtree_pdata(struct device *dev)
>  	if (!node)
>  		return ERR_PTR(-ENODEV);
>  
> -	nbuttons = of_get_child_count(node);
> +	nbuttons = of_get_available_child_count(node);
>  	if (nbuttons == 0)
>  		return ERR_PTR(-ENODEV);
>  
> @@ -629,7 +629,7 @@ gpio_keys_get_devtree_pdata(struct device *dev)
>  	pdata->rep = !!of_get_property(node, "autorepeat", NULL);
>  
>  	i = 0;
> -	for_each_child_of_node(node, pp) {
> +	for_each_available_child_of_node(node, pp) {
>  		enum of_gpio_flags flags;
>  
>  		button = &pdata->buttons[i++];
> -- 
> 2.1.4
> 

-- 
Dmitry