Subject: Re: [PATCH] char: tpm: Prepare cleanup of powerpc's asm/prom.h

From: Jarkko Sakkinen <[email-masked]>
Date: Sun, 3 Apr 2022 13:23:05 +0300

On Sat, Apr 02, 2022 at 12:29:19PM +0200, Christophe Leroy wrote:
> powerpc's asm/prom.h brings some headers that it doesn't
> need itself.
> 
> In order to clean it up, first add missing headers in
> users of asm/prom.h
> 
> Signed-off-by: Christophe Leroy <[email-masked]>

I don't understand this. It changes nothing as far as kernel is concerned.

> ---
>  drivers/char/tpm/tpm_atmel.h   | 2 --
>  drivers/char/tpm/tpm_ibmvtpm.c | 1 -
>  2 files changed, 3 deletions(-)
> 
> diff --git a/drivers/char/tpm/tpm_atmel.h b/drivers/char/tpm/tpm_atmel.h
> index ba37e77e8af3..959f7cce8301 100644
> --- a/drivers/char/tpm/tpm_atmel.h
> +++ b/drivers/char/tpm/tpm_atmel.h
> @@ -26,8 +26,6 @@ struct tpm_atmel_priv {
>  
>  #ifdef CONFIG_PPC64
>  
> -#include <asm/prom.h>
> -
>  #define atmel_getb(priv, offset) readb(priv->iobase + offset)
>  #define atmel_putb(val, priv, offset) writeb(val, priv->iobase + offset)
>  #define atmel_request_region request_mem_region
> diff --git a/drivers/char/tpm/tpm_ibmvtpm.c b/drivers/char/tpm/tpm_ibmvtpm.c
> index 3af4c07a9342..1180cce7067a 100644
> --- a/drivers/char/tpm/tpm_ibmvtpm.c
> +++ b/drivers/char/tpm/tpm_ibmvtpm.c
> @@ -20,7 +20,6 @@
>  #include <linux/spinlock.h>
>  #include <linux/interrupt.h>
>  #include <linux/wait.h>
> -#include <asm/prom.h>
>  
>  #include "tpm.h"
>  #include "tpm_ibmvtpm.h"
> -- 
> 2.35.1
> 

BR, Jarkko