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Violators will be prosecuted; Tue, 6 Jun 2017 17:09:43 -0400 Received: from b01ledav002.gho.pok.ibm.com (b01ledav002.gho.pok.ibm.com [9.57.199.107]) by b01cxnp22036.gho.pok.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id v56L9hTS54329436; Tue, 6 Jun 2017 21:09:43 GMT Received: from b01ledav002.gho.pok.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 1EAAB124035; Tue, 6 Jun 2017 17:07:17 -0400 (EDT) Received: from christophersmbp.austin.ibm.com (unknown [9.41.175.240]) by b01ledav002.gho.pok.ibm.com (Postfix) with ESMTP id 22045124047; Tue, 6 Jun 2017 17:07:16 -0400 (EDT) From: Christopher Bostic To: robh+dt@kernel.org, mark.rutland@arm.com, linux@armlinux.org.uk, rostedt@goodmis.org, mingo@redhat.com, gregkh@linuxfoundation.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH v8 18/24] drivers/fsi: Document FSI master sysfs files in ABI Date: Tue, 6 Jun 2017 16:08:53 -0500 X-Mailer: git-send-email 2.10.1 (Apple Git-78) In-Reply-To: <20170606210859.80431-1-cbostic@linux.vnet.ibm.com> References: <20170606210859.80431-1-cbostic@linux.vnet.ibm.com> X-TM-AS-GCONF: 00 x-cbid: 17060621-0008-0000-0000-00000238476B X-IBM-SpamModules-Scores: X-IBM-SpamModules-Versions: BY=3.00007185; HX=3.00000241; KW=3.00000007; PH=3.00000004; SC=3.00000212; SDB=6.00871107; UDB=6.00433227; IPR=6.00651099; BA=6.00005403; NDR=6.00000001; ZLA=6.00000005; ZF=6.00000009; ZB=6.00000000; ZP=6.00000000; ZH=6.00000000; ZU=6.00000002; MB=3.00015723; XFM=3.00000015; UTC=2017-06-06 21:09:46 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 17060621-0009-0000-0000-0000358FBDF2 Message-Id: <20170606210859.80431-19-cbostic@linux.vnet.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:, , definitions=2017-06-06_14:, , 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=8.0.1-1703280000 definitions=main-1706060367 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20170606_141006_900342_2F8D8A8E X-CRM114-Status: GOOD ( 12.85 ) 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: andrew@aj.id.au, alistair@popple.id.au, linux-kernel@vger.kernel.org, Christopher Bostic , benh@kernel.crashing.org, joel@jms.id.au 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 Add info for sysfs scan file in Documentaiton ABI/testing Signed-off-by: Christopher Bostic --- v7 - Rename scan file to 'rescan' - Add 'raw' file details - Add 'term' file details - Add 'break' file details - Update kernel version for each file to 4.12 --- Documentation/ABI/testing/sysfs-bus-fsi | 38 +++++++++++++++++++++++++++++++++ 1 file changed, 38 insertions(+) create mode 100644 Documentation/ABI/testing/sysfs-bus-fsi diff --git a/Documentation/ABI/testing/sysfs-bus-fsi b/Documentation/ABI/testing/sysfs-bus-fsi new file mode 100644 index 0000000..57c8063 --- /dev/null +++ b/Documentation/ABI/testing/sysfs-bus-fsi @@ -0,0 +1,38 @@ +What: /sys/bus/platform/devices/fsi-master/rescan +Date: May 2017 +KernelVersion: 4.12 +Contact: cbostic@linux.vnet.ibm.com +Description: + Initiates a FSI master scan for all connected slave devices + on its links. + +What: /sys/bus/platform/devices/fsi-master/break +Date: May 2017 +KernelVersion: 4.12 +Contact: cbostic@linux.vnet.ibm.com +Description: + Sends an FSI BREAK command on a master's communication + link to any connnected slaves. A BREAK resets connected + device's logic and preps it to receive further commands + from the master. + +What: /sys/bus/platform/devices/fsi-master/slave@00:00/term +Date: May 2017 +KernelVersion: 4.12 +Contact: cbostic@linux.vnet.ibm.com +Description: + Sends an FSI terminate command from the master to its + connected slave. A terminate resets the slave's state machines + that control access to the internally connected engines. In + addition the slave freezes its internal error register for + debugging purposes. This command is also needed to abort any + ongoing operation in case of an expired 'Master Time Out' + timer. + +What: /sys/bus/platform/devices/fsi-master/slave@00:00/raw +Date: May 2017 +KernelVersion: 4.12 +Contact: cbostic@linux.vnet.ibm.com +Description: + Provides a means of reading/writing a 32 bit value from/to a + specified FSI bus address.