2023-08-30 18:36:18

by Christophe Leroy

[permalink] [raw]
Subject: Re: [PATCH] macintosh/ams: linux/platform_device.h is needed



Le 30/08/2023 à 00:58, Randy Dunlap a écrit :
> ams.h uses struct platform_device, so the header should be used
> to prevent build errors:
>
> drivers/macintosh/ams/ams-input.c: In function 'ams_input_enable':
> drivers/macintosh/ams/ams-input.c:68:45: error: invalid use of undefined type 'struct platform_device'
> 68 | input->dev.parent = &ams_info.of_dev->dev;
> drivers/macintosh/ams/ams-input.c: In function 'ams_input_init':
> drivers/macintosh/ams/ams-input.c:146:51: error: invalid use of undefined type 'struct platform_device'
> 146 | return device_create_file(&ams_info.of_dev->dev, &dev_attr_joystick);
> drivers/macintosh/ams/ams-input.c: In function 'ams_input_exit':
> drivers/macintosh/ams/ams-input.c:151:44: error: invalid use of undefined type 'struct platform_device'
> 151 | device_remove_file(&ams_info.of_dev->dev, &dev_attr_joystick);
> drivers/macintosh/ams/ams-input.c: In function 'ams_input_init':
> drivers/macintosh/ams/ams-input.c:147:1: error: control reaches end of non-void function [-Werror=return-type]
> 147 | }
>
> Fixes: 233d687d1b78 ("macintosh: Explicitly include correct DT includes")
> Signed-off-by: Randy Dunlap <[email protected]>
> Cc: Rob Herring <[email protected]>
> Cc: [email protected]
> Cc: Michael Ellerman <[email protected]>
> ---
> drivers/macintosh/ams/ams.h | 1 +
> 1 file changed, 1 insertion(+)
>
> diff -- a/drivers/macintosh/ams/ams.h b/drivers/macintosh/ams/ams.h
> --- a/drivers/macintosh/ams/ams.h
> +++ b/drivers/macintosh/ams/ams.h
> @@ -6,6 +6,7 @@
> #include <linux/input.h>
> #include <linux/kthread.h>
> #include <linux/mutex.h>
> +#include <linux/platform_device.h>

You modify ams.h to fix a problem in ams-input.c
Is that correct ?

Shouldn't the include be in ams-input.c instead ?

> #include <linux/spinlock.h>
> #include <linux/types.h>
>

Christophe