linux-kernel - Re: [PATCH v6 02/10] extcon: usb-gpio: add support for ACPI gpio interface

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Date:	Tue, 26 Apr 2016 08:43:41 +0800
From:	Lu Baolu <baolu.lu@...ux.intel.com>
To:	Chanwoo Choi <cw00.choi@...sung.com>, felipe.balbi@...ux.intel.com,
	Mathias Nyman <mathias.nyman@...el.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Lee Jones <lee.jones@...aro.org>,
	Heikki Krogerus <heikki.krogerus@...ux.intel.com>,
	MyungJoo Ham <myungjoo.ham@...sung.com>,
	Liam Girdwood <lgirdwood@...il.com>,
	Mark Brown <broonie@...nel.org>
Cc:	linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v6 02/10] extcon: usb-gpio: add support for ACPI gpio
 interface

Hi,

On 04/26/2016 07:51 AM, Chanwoo Choi wrote:
> Hi Lu,
>
> On 2016년 04월 25일 17:04, Lu Baolu wrote:
>> GPIO resource could be retrieved through APCI as well.
>>
>> Signed-off-by: Lu Baolu <baolu.lu@...ux.intel.com>
>> Reviewed-by: Felipe Balbi <balbi@...nel.org>
>> Acked-by: Chanwoo Choi <cw00.choi@...sung.com>
>> ---
>>  drivers/extcon/extcon-usb-gpio.c | 3 ++-
>>  1 file changed, 2 insertions(+), 1 deletion(-)
>>
>> diff --git a/drivers/extcon/extcon-usb-gpio.c b/drivers/extcon/extcon-usb-gpio.c
>> index af9c8b0..472c431 100644
>> --- a/drivers/extcon/extcon-usb-gpio.c
>> +++ b/drivers/extcon/extcon-usb-gpio.c
>> @@ -26,6 +26,7 @@
>>  #include <linux/platform_device.h>
>>  #include <linux/slab.h>
>>  #include <linux/workqueue.h>
>> +#include <linux/acpi.h>
>>  
>>  #define USB_GPIO_DEBOUNCE_MS	20	/* ms */
>>  
>> @@ -91,7 +92,7 @@ static int usb_extcon_probe(struct platform_device *pdev)
>>  	struct usb_extcon_info *info;
>>  	int ret;
>>  
>> -	if (!np)
>> +	if (!np && !ACPI_HANDLE(dev))
>>  		return -EINVAL;
>>  
>>  	info = devm_kzalloc(&pdev->dev, sizeof(*info), GFP_KERNEL);
>>
> Applied it.
>
> Thanks,
> Chanwoo Choi
>

Thank you.

Best regards,
Baolu

>