From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 93316C49ED7 for ; Tue, 17 Sep 2019 01:47:18 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 6596C20678 for ; Tue, 17 Sep 2019 01:47:18 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2391819AbfIQBrR (ORCPT ); Mon, 16 Sep 2019 21:47:17 -0400 Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]:56096 "EHLO mx0a-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1728211AbfIQBrR (ORCPT ); Mon, 16 Sep 2019 21:47:17 -0400 Received: from pps.filterd (m0098413.ppops.net [127.0.0.1]) by mx0b-001b2d01.pphosted.com (8.16.0.27/8.16.0.27) with SMTP id x8H1lEvv112461 for ; Mon, 16 Sep 2019 21:47:15 -0400 Received: from e06smtp04.uk.ibm.com (e06smtp04.uk.ibm.com [195.75.94.100]) by mx0b-001b2d01.pphosted.com with ESMTP id 2v2myy9t1b-1 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=NOT) for ; Mon, 16 Sep 2019 21:47:15 -0400 Received: from localhost by e06smtp04.uk.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! 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Violators will be prosecuted; (version=TLSv1/SSLv3 cipher=AES256-GCM-SHA384 bits=256/256) Tue, 17 Sep 2019 02:47:08 +0100 Received: from d06av23.portsmouth.uk.ibm.com (d06av23.portsmouth.uk.ibm.com [9.149.105.59]) by b06avi18878370.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id x8H1l7jC45416846 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 17 Sep 2019 01:47:07 GMT Received: from d06av23.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 49434A4051; Tue, 17 Sep 2019 01:47:07 +0000 (GMT) Received: from d06av23.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id E880CA4057; Tue, 17 Sep 2019 01:47:06 +0000 (GMT) Received: from ozlabs.au.ibm.com (unknown [9.192.253.14]) by d06av23.portsmouth.uk.ibm.com (Postfix) with ESMTP; Tue, 17 Sep 2019 01:47:06 +0000 (GMT) Received: from adsilva.ozlabs.ibm.com (haven.au.ibm.com [9.192.254.114]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.au.ibm.com (Postfix) with ESMTPSA id B61F7A019A; Tue, 17 Sep 2019 11:47:04 +1000 (AEST) From: "Alastair D'Silva" To: alastair@d-silva.org Cc: Benjamin Herrenschmidt , Paul Mackerras , Michael Ellerman , Frederic Barrat , Andrew Donnellan , Arnd Bergmann , Greg Kroah-Hartman , Thomas Gleixner , Mahesh Salgaonkar , Anju T Sudhakar , =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= , Allison Randal , David Gibson , Nicholas Piggin , Masahiro Yamada , Alexey Kardashevskiy , linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org Subject: [PATCH 0/5] ocxl: Allow external drivers to access LPC memory Date: Tue, 17 Sep 2019 11:42:56 +1000 X-Mailer: git-send-email 2.21.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 x-cbid: 19091701-0016-0000-0000-000002ACE441 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 19091701-0017-0000-0000-0000330D84F8 Message-Id: <20190917014307.30485-1-alastair@au1.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:,, definitions=2019-09-16_09:,, 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 mlxscore=0 impostorscore=0 mlxlogscore=477 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1908290000 definitions=main-1909170019 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Alastair D'Silva This series provides the prerequisite infrastructure to allow external drivers to map & access OpenCAPI LPC memory. Alastair D'Silva (5): powerpc: Add OPAL calls for LPC memory alloc/release powerpc: Map & release OpenCAPI LPC memory ocxl: Tally up the LPC memory on a link & allow it to be mapped ocxl: Add functions to map/unmap LPC memory ocxl: Provide additional metadata to userspace arch/powerpc/include/asm/opal-api.h | 4 +- arch/powerpc/include/asm/opal.h | 3 ++ arch/powerpc/include/asm/pnv-ocxl.h | 2 + arch/powerpc/platforms/powernv/ocxl.c | 42 +++++++++++++++ arch/powerpc/platforms/powernv/opal-call.c | 2 + drivers/misc/ocxl/config.c | 50 ++++++++++++++++++ drivers/misc/ocxl/core.c | 59 +++++++++++++++++++++ drivers/misc/ocxl/file.c | 3 +- drivers/misc/ocxl/link.c | 61 ++++++++++++++++++++++ drivers/misc/ocxl/ocxl_internal.h | 48 +++++++++++++++++ include/misc/ocxl.h | 19 +++++++ include/uapi/misc/ocxl.h | 9 +++- 12 files changed, 299 insertions(+), 3 deletions(-) -- 2.21.0