linux-kernel - Re: [PATCH] intel_punit

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Date:   Fri, 17 Aug 2018 13:48:09 +0300
From:   Andy Shevchenko <andy.shevchenko@...il.com>
To:     Arnd Bergmann <arnd@...db.de>, Randy Dunlap <rdunlap@...radead.org>
Cc:     Zha Qipeng <qipeng.zha@...el.com>,
        Darren Hart <dvhart@...radead.org>,
        Andy Shevchenko <andy@...radead.org>,
        Nicolai Stange <nstange@...e.de>,
        Thomas Gleixner <tglx@...utronix.de>,
        "Michael S. Tsirkin" <mst@...hat.com>,
        Kuppuswamy Sathyanarayanan 
        <sathyanarayanan.kuppuswamy@...ux.intel.com>,
        "Lad, Prabhakar" <prabhakar.csengg@...il.com>,
        Platform Driver <platform-driver-x86@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] intel_punit_ipc: include linux/io.h

On Fri, Aug 17, 2018 at 12:51 PM, Arnd Bergmann <arnd@...db.de> wrote:
> After we stop including linux/irq.h implicitly, we don't see linux/io.h
> in intel_punit_ipc.c, leading to a build failure:
>
> drivers/platform/x86/intel_punit_ipc.c: In function 'ipc_read_status':
> drivers/platform/x86/intel_punit_ipc.c:55:9: error: implicit declaration of function 'readl' [-Werror=implicit-function-declaration]
>
> Add back the include that is clearly needed.
>

Thanks, Randy already sent a patch

> Fixes: 447ae3166702 ("x86: Don't include linux/irq.h from asm/hardirq.h")
> Cc: Nicolai Stange <nstange@...e.de>
> Cc: Thomas Gleixner <tglx@...utronix.de>
> Signed-off-by: Arnd Bergmann <arnd@...db.de>
> ---
>  drivers/platform/x86/intel_punit_ipc.c | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/drivers/platform/x86/intel_punit_ipc.c b/drivers/platform/x86/intel_punit_ipc.c
> index f1afc0ebbc68..2efeab650345 100644
> --- a/drivers/platform/x86/intel_punit_ipc.c
> +++ b/drivers/platform/x86/intel_punit_ipc.c
> @@ -18,6 +18,7 @@
>  #include <linux/bitops.h>
>  #include <linux/device.h>
>  #include <linux/interrupt.h>
> +#include <linux/io.h>
>  #include <linux/platform_device.h>
>  #include <asm/intel_punit_ipc.h>
>
> --
> 2.18.0
>



-- 
With Best Regards,
Andy Shevchenko