Message-ID: <b3162ece-d654-a540-8071-ebc8499db25c@linux.ibm.com>
Date:   Wed, 8 Dec 2021 12:13:45 +0100
MIME-Version: 1.0
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101
 Thunderbird/91.3.0
Subject: Re: [PATCH 02/32] s390/sclp: detect the AISII facility
Content-Language: en-US
To:     Matthew Rosato <mjrosato@linux.ibm.com>, linux-s390@vger.kernel.org
Cc:     alex.williamson@redhat.com, cohuck@redhat.com,
        schnelle@linux.ibm.com, farman@linux.ibm.com, pmorel@linux.ibm.com,
        hca@linux.ibm.com, gor@linux.ibm.com,
        gerald.schaefer@linux.ibm.com, agordeev@linux.ibm.com,
        frankja@linux.ibm.com, david@redhat.com, imbrenda@linux.ibm.com,
        vneethv@linux.ibm.com, oberpar@linux.ibm.com, freude@linux.ibm.com,
        thuth@redhat.com, pasic@linux.ibm.com, kvm@vger.kernel.org,
        linux-kernel@vger.kernel.org
References: <20211207205743.150299-1-mjrosato@linux.ibm.com>
 <20211207205743.150299-3-mjrosato@linux.ibm.com>
From:   Christian Borntraeger <borntraeger@linux.ibm.com>
In-Reply-To: <20211207205743.150299-3-mjrosato@linux.ibm.com>
Content-Type: text/plain; charset=UTF-8; format=flowed
Content-Transfer-Encoding: 7bit
Precedence: bulk

Am 07.12.21 um 21:57 schrieb Matthew Rosato:
> Detect the Adapter Interruption Source ID Interpretation facility.
> 
> Reviewed-by: Eric Farman <farman@linux.ibm.com>
> Signed-off-by: Matthew Rosato <mjrosato@linux.ibm.com>

Reviewed-by: Christian Borntraeger <borntraeger@de.ibm.com>

> ---
>   arch/s390/include/asm/sclp.h   | 1 +
>   drivers/s390/char/sclp_early.c | 1 +
>   2 files changed, 2 insertions(+)
> 
> diff --git a/arch/s390/include/asm/sclp.h b/arch/s390/include/asm/sclp.h
> index c84e8e0ca344..524a99baf221 100644
> --- a/arch/s390/include/asm/sclp.h
> +++ b/arch/s390/include/asm/sclp.h
> @@ -89,6 +89,7 @@ struct sclp_info {
>   	unsigned char has_sipl : 1;
>   	unsigned char has_dirq : 1;
>   	unsigned char has_zpci_interp : 1;
> +	unsigned char has_aisii : 1;
>   	unsigned int ibc;
>   	unsigned int mtid;
>   	unsigned int mtid_cp;
> diff --git a/drivers/s390/char/sclp_early.c b/drivers/s390/char/sclp_early.c
> index 2e8199b7ae50..a73120b8a5de 100644
> --- a/drivers/s390/char/sclp_early.c
> +++ b/drivers/s390/char/sclp_early.c
> @@ -45,6 +45,7 @@ static void __init sclp_early_facilities_detect(void)
>   	sclp.has_gisaf = !!(sccb->fac118 & 0x08);
>   	sclp.has_hvs = !!(sccb->fac119 & 0x80);
>   	sclp.has_kss = !!(sccb->fac98 & 0x01);
> +	sclp.has_aisii = !!(sccb->fac118 & 0x40);
>   	sclp.has_zpci_interp = !!(sccb->fac118 & 0x01);
>   	if (sccb->fac85 & 0x02)
>   		S390_lowcore.machine_flags |= MACHINE_FLAG_ESOP;
>