linux-kernel - [RFC 8/8] doc: fpga: add sysfs document for fpga region

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Message-Id: <1487175261-7051-9-git-send-email-atull@kernel.org>
Date:   Wed, 15 Feb 2017 10:14:21 -0600
From:   Alan Tull <atull@...nel.org>
To:     Moritz Fischer <moritz.fischer@...us.com>,
        Jason Gunthorpe <jgunthorpe@...idianresearch.com>
Cc:     Alan Tull <atull@...nel.org>, linux-kernel@...r.kernel.org,
        linux-fpga@...r.kernel.org
Subject: [RFC 8/8] doc: fpga: add sysfs document for fpga region

Document the following added attributes for FPGA regions:
* firmware_name
* partial_config
* freeze_timeout
* unfreeze_timeout

Signed-off-by: Alan Tull <atull@...nel.org>
---
 Documentation/ABI/testing/sysfs-class-fpga-region | 26 +++++++++++++++++++++++
 1 file changed, 26 insertions(+)
 create mode 100644 Documentation/ABI/testing/sysfs-class-fpga-region

diff --git a/Documentation/ABI/testing/sysfs-class-fpga-region b/Documentation/ABI/testing/sysfs-class-fpga-region
new file mode 100644
index 0000000..4008fd6
--- /dev/null
+++ b/Documentation/ABI/testing/sysfs-class-fpga-region
@@ -0,0 +1,26 @@
+What:		/sys/class/fpga_region/<fpga>/firmware_name
+Date:		February 2017
+KernelVersion:	4.11
+Contact:	Alan Tull <atull@...nel.org>
+Description:	Write the name of FPGA image file on the firmware path to
+		program the FPGA.
+
+What:		/sys/class/fpga_region/<fpga>/partial_config
+Date:		February 2017
+KernelVersion:	4.11
+Contact:	Alan Tull <atull@...nel.org>
+Description:	Write 1 to specify FPGA parital configuration.
+		Write 0 to specify FPGA full configuration.
+
+What:		/sys/class/fpga_region/<fpga>/freeze_timeout
+Date:		February 2017
+KernelVersion:	4.11
+Contact:	Alan Tull <atull@...nel.org>
+Description:	Time in uSec to wait for a FPGA bridge to disable traffic.
+
+What:		/sys/class/fpga_region/<fpga>/unfreeze_timeout
+Date:		February 2017
+KernelVersion:	4.11
+Contact:	Alan Tull <atull@...nel.org>
+Description:	Time in uSec to wait for a FPGA bridge to enable traffic.
+
-- 
2.7.4