From patchwork Wed Feb 1 16:53:41 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christopher Bostic X-Patchwork-Id: 9550139 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 7B85C60425 for ; Wed, 1 Feb 2017 16:54:54 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 6C22726E96 for ; Wed, 1 Feb 2017 16:54:54 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 5F6B228435; Wed, 1 Feb 2017 16:54:54 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-1.9 required=2.0 tests=BAYES_00 autolearn=unavailable version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [65.50.211.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id E077D26E96 for ; Wed, 1 Feb 2017 16:54:53 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.87 #1 (Red Hat Linux)) id 1cYyBJ-00065J-Bb; Wed, 01 Feb 2017 16:54:53 +0000 Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5] helo=mx0a-001b2d01.pphosted.com) by bombadil.infradead.org with esmtps (Exim 4.87 #1 (Red Hat Linux)) id 1cYyBF-00061v-3f for linux-arm-kernel@lists.infradead.org; Wed, 01 Feb 2017 16:54:50 +0000 Received: from pps.filterd (m0098420.ppops.net [127.0.0.1]) by mx0b-001b2d01.pphosted.com (8.16.0.20/8.16.0.20) with SMTP id v11Gs4uU092453 for ; Wed, 1 Feb 2017 11:54:26 -0500 Received: from e32.co.us.ibm.com (e32.co.us.ibm.com [32.97.110.150]) by mx0b-001b2d01.pphosted.com with ESMTP id 28bk1t1ju9-1 (version=TLSv1.2 cipher=AES256-SHA bits=256 verify=NOT) for ; Wed, 01 Feb 2017 11:54:25 -0500 Received: from localhost by e32.co.us.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! 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Violators will be prosecuted; Wed, 1 Feb 2017 09:54:19 -0700 Received: from b01cxnp23033.gho.pok.ibm.com (b01cxnp23033.gho.pok.ibm.com [9.57.198.28]) by d03dlp01.boulder.ibm.com (Postfix) with ESMTP id 146461FF002A; Wed, 1 Feb 2017 09:53:57 -0700 (MST) Received: from b01ledav002.gho.pok.ibm.com (b01ledav002.gho.pok.ibm.com [9.57.199.107]) by b01cxnp23033.gho.pok.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id v11Gs76i19005906; Wed, 1 Feb 2017 16:54:18 GMT Received: from b01ledav002.gho.pok.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 963C1124054; Wed, 1 Feb 2017 11:54:18 -0500 (EST) Received: from Christophers-MacBook-Pro.local.com (unknown [9.81.201.28]) by b01ledav002.gho.pok.ibm.com (Postfix) with ESMTP id 10381124049; Wed, 1 Feb 2017 11:54:10 -0500 (EST) From: Christopher Bostic To: robh+dt@kernel.org, mark.rutland@arm.com, linux@armlinux.org.uk, gregkh@linuxfoundation.org, mturquette@baylibre.com, geert+renesas@glider.be, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, joel@jms.id.au, linux-kernel@vger.kernel.org, andrew@aj.id.au, alistair@popple.id.au, benh@kernel.crashing.org Subject: [PATCH v3 01/18] drivers/fsi: Add empty fsi bus definitions Date: Wed, 1 Feb 2017 10:53:41 -0600 X-Mailer: git-send-email 2.10.1 (Apple Git-78) In-Reply-To: <20170201165358.45415-1-cbostic@linux.vnet.ibm.com> References: <20170201165358.45415-1-cbostic@linux.vnet.ibm.com> X-TM-AS-GCONF: 00 X-Content-Scanned: Fidelis XPS MAILER x-cbid: 17020116-0004-0000-0000-0000117403AA X-IBM-SpamModules-Scores: X-IBM-SpamModules-Versions: BY=3.00006537; HX=3.00000240; KW=3.00000007; PH=3.00000004; SC=3.00000201; SDB=6.00815768; UDB=6.00398295; IPR=6.00593210; BA=6.00005108; NDR=6.00000001; ZLA=6.00000005; ZF=6.00000009; ZB=6.00000000; ZP=6.00000000; ZH=6.00000000; ZU=6.00000002; MB=3.00014138; XFM=3.00000011; UTC=2017-02-01 16:54:23 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 17020116-0005-0000-0000-00007CAF9A12 Message-Id: <20170201165358.45415-2-cbostic@linux.vnet.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:, , definitions=2017-02-01_13:, , signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 suspectscore=0 malwarescore=0 phishscore=0 adultscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1612050000 definitions=main-1702010167 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20170201_085449_289291_CD06B3D3 X-CRM114-Status: GOOD ( 16.48 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Jeremy Kerr , Chris Bostic MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP From: Jeremy Kerr This change adds the initial (empty) fsi bus definition, and introduces drivers/fsi/. Signed-off-by: Jeremy Kerr Signed-off-by: Chris Bostic --- drivers/Kconfig | 2 ++ drivers/Makefile | 1 + drivers/fsi/Kconfig | 12 ++++++++++++ drivers/fsi/Makefile | 2 ++ drivers/fsi/fsi-core.c | 38 ++++++++++++++++++++++++++++++++++++++ include/linux/fsi.h | 22 ++++++++++++++++++++++ 6 files changed, 77 insertions(+) create mode 100644 drivers/fsi/Kconfig create mode 100644 drivers/fsi/Makefile create mode 100644 drivers/fsi/fsi-core.c create mode 100644 include/linux/fsi.h diff --git a/drivers/Kconfig b/drivers/Kconfig index e1e2066..117ca14c 100644 --- a/drivers/Kconfig +++ b/drivers/Kconfig @@ -202,4 +202,6 @@ source "drivers/hwtracing/intel_th/Kconfig" source "drivers/fpga/Kconfig" +source "drivers/fsi/Kconfig" + endmenu diff --git a/drivers/Makefile b/drivers/Makefile index f0afdfb..126e109 100644 --- a/drivers/Makefile +++ b/drivers/Makefile @@ -173,3 +173,4 @@ obj-$(CONFIG_STM) += hwtracing/stm/ obj-$(CONFIG_ANDROID) += android/ obj-$(CONFIG_NVMEM) += nvmem/ obj-$(CONFIG_FPGA) += fpga/ +obj-$(CONFIG_FSI) += fsi/ diff --git a/drivers/fsi/Kconfig b/drivers/fsi/Kconfig new file mode 100644 index 0000000..04c1a0e --- /dev/null +++ b/drivers/fsi/Kconfig @@ -0,0 +1,12 @@ +# +# FSI subsystem +# + +menu "FSI support" + +config FSI + tristate "FSI support" + ---help--- + FSI - the FRU Support Interface - is a simple bus for low-level + access to POWER-based hardware. +endmenu diff --git a/drivers/fsi/Makefile b/drivers/fsi/Makefile new file mode 100644 index 0000000..db0e5e7 --- /dev/null +++ b/drivers/fsi/Makefile @@ -0,0 +1,2 @@ + +obj-$(CONFIG_FSI) += fsi-core.o diff --git a/drivers/fsi/fsi-core.c b/drivers/fsi/fsi-core.c new file mode 100644 index 0000000..3e45306 --- /dev/null +++ b/drivers/fsi/fsi-core.c @@ -0,0 +1,38 @@ +/* + * FSI core driver + * + * Copyright (C) IBM Corporation 2016 + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include +#include +#include + +/* FSI core & Linux bus type definitions */ + +struct bus_type fsi_bus_type = { + .name = "fsi", +}; +EXPORT_SYMBOL_GPL(fsi_bus_type); + +static int fsi_init(void) +{ + return bus_register(&fsi_bus_type); +} + +static void fsi_exit(void) +{ + bus_unregister(&fsi_bus_type); +} + +module_init(fsi_init); +module_exit(fsi_exit); diff --git a/include/linux/fsi.h b/include/linux/fsi.h new file mode 100644 index 0000000..47aa181 --- /dev/null +++ b/include/linux/fsi.h @@ -0,0 +1,22 @@ +/* FSI device & driver interfaces + * + * Copyright (C) IBM Corporation 2016 + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#ifndef LINUX_FSI_H +#define LINUX_FSI_H + +#include + +extern struct bus_type fsi_bus_type; + +#endif /* LINUX_FSI_H */