From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Google-Smtp-Source: AB8JxZqh1GqdfR0TBWmw7EH7/kZxHnNaryYVnGYOnDz6iTq2yz1JHAgGbd5WTEGjqcK2GuOX2WUU ARC-Seal: i=1; a=rsa-sha256; t=1525844157; cv=none; d=google.com; s=arc-20160816; b=rIk5so9Mro5Boq5JAOuff1wg6egOKcO6qzl/RWvLgPgiAYWN3kVe6zg+Q0j1IL2M7O leX+zbQpEv6fA5L177Ei75Qxs76o7Hml8ph+rGzA38iwYNlvbfdImZNzRakS34AdNbG0 hXSFYgJPR4bBiE4Ruqdtz6ac0WHjDEnj3Ju9BGF4xJX+rbNcbBhbToS0FCFVA3RjHTw2 I6ZpJgig/vM268EsWaeR1tiysEIK6+5/YePuULPT5YHKrU5RV9ykyoD7+wg7ECtgb8al pE+AOAosjhG14GIzmqRndY4GIel5s3TT6I/ORF3zg8evTzBEh9DyhvTTJgGA+ZsQ7BcI Y87w== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=mime-version:content-transfer-encoding:message-id:references :in-reply-to:date:subject:cc:to:from:arc-authentication-results; bh=QBWk05edE5mejVmSDUGvY2zYn3auSKeG01rIduiuSRs=; b=j/5UZBuvjiuQ9sLAonvWeiw9t55XEreAl+MO8xrEJgJRzI3pCPGBWSfuj4SWI+Fk0o FHueb2WCGqhKJmzd/XJnN3JppscFPmeAzfDLZuAd5aZGwTMJBe9BuRB3x+rvvxVllihn fAVqc+mm0O5MFXg9WoXXZv+NEoYhDmiNgKpuuHqf4YqgquS4ma0PLEfacazoMsGrROnM tcpe1vw7D/xeO2t1JmAj0YfSSG5jYPb5ia5shapioxYIIY+l7sXjOFV7GCV2037DIOmj otwbHt0uXqYLdUcnOC1vM8qd3uuUqa2JEmzDAFOeGEty5ZqkXuGLgBQ8IFXuP1bCEONF qgTg== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of alastair@au1.ibm.com designates 148.163.156.1 as permitted sender) smtp.mailfrom=alastair@au1.ibm.com; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=ibm.com Authentication-Results: mx.google.com; spf=pass (google.com: domain of alastair@au1.ibm.com designates 148.163.156.1 as permitted sender) smtp.mailfrom=alastair@au1.ibm.com; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=ibm.com From: "Alastair D'Silva" To: linuxppc-dev@lists.ozlabs.org Cc: linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, mikey@neuling.org, vaibhav@linux.vnet.ibm.com, aneesh.kumar@linux.vnet.ibm.com, malat@debian.org, felix@linux.vnet.ibm.com, pombredanne@nexb.com, sukadev@linux.vnet.ibm.com, npiggin@gmail.com, gregkh@linuxfoundation.org, arnd@arndb.de, andrew.donnellan@au1.ibm.com, fbarrat@linux.vnet.ibm.com, corbet@lwn.net, "Alastair D'Silva" Subject: [PATCH v4 7/7] ocxl: Document new OCXL IOCTLs Date: Wed, 9 May 2018 15:35:06 +1000 X-Mailer: git-send-email 2.14.3 In-Reply-To: <20180509053506.9754-1-alastair@au1.ibm.com> References: <20180509004212.4506-1-alastair@au1.ibm.com> <20180509053506.9754-1-alastair@au1.ibm.com> X-TM-AS-GCONF: 00 x-cbid: 18050905-0012-0000-0000-000005D43E1B X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 18050905-0013-0000-0000-00001951527A Message-Id: <20180509053506.9754-8-alastair@au1.ibm.com> Content-Type: text/plain Content-Transfer-Encoding: 8bit MIME-Version: 1.0 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:,, definitions=2018-05-09_01:,, signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 malwarescore=0 suspectscore=1 phishscore=0 bulkscore=0 spamscore=0 clxscore=1015 lowpriorityscore=0 impostorscore=0 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1709140000 definitions=main-1805090056 X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: =?utf-8?q?1597957551491860164?= X-GMAIL-MSGID: =?utf-8?q?1599963562994329182?= X-Mailing-List: linux-kernel@vger.kernel.org List-ID: From: Alastair D'Silva Signed-off-by: Alastair D'Silva --- Documentation/accelerators/ocxl.rst | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/Documentation/accelerators/ocxl.rst b/Documentation/accelerators/ocxl.rst index ddcc58d01cfb..14cefc020e2d 100644 --- a/Documentation/accelerators/ocxl.rst +++ b/Documentation/accelerators/ocxl.rst @@ -157,6 +157,17 @@ OCXL_IOCTL_GET_METADATA: Obtains configuration information from the card, such at the size of MMIO areas, the AFU version, and the PASID for the current context. +OCXL_IOCTL_ENABLE_P9_WAIT: + + Allows the AFU to wake a userspace thread executing 'wait'. Returns + information to userspace to allow it to configure the AFU. Note that + this is only available on POWER9. + +OCXL_IOCTL_GET_FEATURES: + + Reports on which CPU features that affect OpenCAPI are usable from + userspace. + mmap ---- -- 2.14.3