Subject: Compile err with raumfeld_defconfig

From: [email-masked] (Xiao Jiang)
Date: Thu, 17 May 2012 15:49:00 +0800

Arnd Bergmann wrote:
> On Tuesday 15 May 2012, Daniel Mack wrote:
>   
>> On 15.05.2012 09:25, jgq516 at gmail.com wrote:
>>     
>>> Hi,
>>>
>>> Does somebody notice this compile err with raumfeld_defconfig as follows?
>>>
>>> drivers/input/touchscreen/eeti_ts.c: In function 'eeti_ts_irq_active':
>>> drivers/input/touchscreen/eeti_ts.c:65:2: error: implicit declaration of function 'irq_to_gpio'
>>>       
>> Yes, this is being worked on. Thanks for noticing, though :)
>>     
>
> Does this work for you?
> 8<---
> input/eeti_ts: pass gpio line in platform data
>
> irq_to_gpio() was removed, so we have to pass the gpio number separately.
>
> Without this patch, building raumfeld_defconfig results in:
>
> /home/arnd/linux-arm/drivers/input/touchscreen/eeti_ts.c: In function 'eeti_ts_irq_active':
> /home/arnd/linux-arm/drivers/input/touchscreen/eeti_ts.c:65:2: error: implicit declaration of function 'irq_to_gpio' [-Werror=implicit-function-declaration]
> cc1: some warnings being treated as errors
> make[4]: *** [drivers/input/touchscreen/eeti_ts.o] Error 1
> make[3]: *** [drivers/input/touchscreen] Error 2
> make[2]: *** [drivers/input] Error 2
> make[1]: *** [drivers] Error 2
> make[1]: *** Waiting for unfinished jobs....
> make: *** [sub-make] Error 2
>
> Generated by script, please check manually
>   
Compile with raumfeld_defconfig ok after apply this patch manually.
Tested-by: Xiao Jiang <[email-masked]>

Regards,
Xiao
> Signed-off-by: Arnd Bergmann <[email-masked]>
> ---
>  arch/arm/mach-pxa/raumfeld.c        |    1 +
>  drivers/input/touchscreen/eeti_ts.c |    8 +++++---
>  include/linux/input/eeti_ts.h       |    1 +
>  3 files changed, 7 insertions(+), 3 deletions(-)
>
> diff --git a/arch/arm/mach-pxa/raumfeld.c b/arch/arm/mach-pxa/raumfeld.c
> index 5905ed1..9e1c4ea 100644
> --- a/arch/arm/mach-pxa/raumfeld.c
> +++ b/arch/arm/mach-pxa/raumfeld.c
> @@ -953,6 +953,7 @@ static struct i2c_board_info raumfeld_connector_i2c_board_info __initdata = {
>  
>  static struct eeti_ts_platform_data eeti_ts_pdata = {
>  	.irq_active_high = 1,
> +	.gpio = GPIO_TOUCH_IRQ,
>  };
>  
>  static struct i2c_board_info raumfeld_controller_i2c_board_info __initdata = {
> diff --git a/drivers/input/touchscreen/eeti_ts.c b/drivers/input/touchscreen/eeti_ts.c
> index 503c709..45dab18 100644
> --- a/drivers/input/touchscreen/eeti_ts.c
> +++ b/drivers/input/touchscreen/eeti_ts.c
> @@ -48,7 +48,7 @@ struct eeti_ts_priv {
>  	struct input_dev *input;
>  	struct work_struct work;
>  	struct mutex mutex;
> -	int irq, irq_active_high;
> +	int irq, gpio, irq_active_high;
>  };
>  
>  #define EETI_TS_BITDEPTH	(11)
> @@ -62,7 +62,7 @@ struct eeti_ts_priv {
>  
>  static inline int eeti_ts_irq_active(struct eeti_ts_priv *priv)
>  {
> -	return gpio_get_value(irq_to_gpio(priv->irq)) == priv->irq_active_high;
> +	return gpio_get_value(priv->gpio) == priv->irq_active_high;
>  }
>  
>  static void eeti_ts_read(struct work_struct *work)
> @@ -203,8 +203,10 @@ static int __devinit eeti_ts_probe(struct i2c_client *client,
>  
>  	pdata = client->dev.platform_data;
>  
> -	if (pdata)
> +	if (pdata) {
> +		priv->gpio = pdata->gpio;
>  		priv->irq_active_high = pdata->irq_active_high;
> +	}
>  
>  	irq_flags = priv->irq_active_high ?
>  		IRQF_TRIGGER_RISING : IRQF_TRIGGER_FALLING;
> diff --git a/include/linux/input/eeti_ts.h b/include/linux/input/eeti_ts.h
> index f875b31..3404504 100644
> --- a/include/linux/input/eeti_ts.h
> +++ b/include/linux/input/eeti_ts.h
> @@ -3,6 +3,7 @@
>  
>  struct eeti_ts_platform_data {
>  	unsigned int irq_active_high;
> +	unsigned int gpio;
>  };
>  
>  #endif /* LINUX_INPUT_EETI_TS_H */
>