From: Fiona Trahe <fiona.trahe@intel.com>
To: dev@dpdk.org
Subject: [dpdk-dev] [PATCH] Updating QAT documentation
Date: Thu, 25 Feb 2016 17:23:55 +0000 [thread overview]
Message-ID: <1456421035-10132-1-git-send-email-fiona.trahe@intel.com> (raw)
Signed-off-by: Fiona Trahe <fiona.trahe@intel.com>
---
doc/guides/cryptodevs/qat.rst | 26 +++++++++++++++++++++-----
1 file changed, 21 insertions(+), 5 deletions(-)
diff --git a/doc/guides/cryptodevs/qat.rst b/doc/guides/cryptodevs/qat.rst
index 23402b4..1b4be0c 100644
--- a/doc/guides/cryptodevs/qat.rst
+++ b/doc/guides/cryptodevs/qat.rst
@@ -1,5 +1,5 @@
.. BSD LICENSE
- Copyright(c) 2015 Intel Corporation. All rights reserved.
+ Copyright(c) 2015-2016 Intel Corporation. All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
@@ -33,9 +33,6 @@ Quick Assist Crypto Poll Mode Driver
The QAT PMD provides poll mode crypto driver support for **Intel QuickAssist
Technology DH895xxC** hardware accelerator.
-The QAT PMD has been tested on Fedora 21 64-bit with gcc and on the 4.4
-kernel.org Linux kernel.
-
Features
--------
@@ -65,7 +62,7 @@ Limitations
* Only in-place is currently supported (destination address is the same as source address).
* Only supports the session-oriented API implementation (session-less APIs are not supported).
* Not performance tuned.
-
+* No BSD support as BSD QAT kernel driver not available.
Installation
------------
@@ -197,6 +194,25 @@ the bdf of the 32 VF devices are available per ``DH895xCC`` device.
To complete the installation - follow instructions in `Binding the available VFs to the DPDK UIO driver`_.
+**Note**: If the QAT kernel modules are not loaded and you see an error like
+ ``Failed to load MMP firmware qat_895xcc_mmp.bin`` this may be as a
+result of not using a distribution, but just updating the kernel directly.
+
+Download firmware from the kernel firmware repo at:
+http://git.kernel.org/cgit/linux/kernel/git/firmware/linux-firmware.git/tree/
+
+Copy qat binaries to /lib/firmware:
+* ``cp qat_895xcc.bin /lib/firmware``
+* ``cp qat_895xcc_mmp.bin /lib/firmware``
+
+cd to your linux source root directory and start the qat kernel modules:
+* ``insmod ./drivers/crypto/qat/qat_common/intel_qat.ko``
+* ``insmod ./drivers/crypto/qat/qat_dh895xcc/qat_dh895xcc.ko``
+
+**Note**:The following warning in /var/log/messages can be ignored:
+ ``IOMMU should be enabled for SR-IOV to work correctly``
+
+
Binding the available VFs to the DPDK UIO driver
------------------------------------------------
--
2.1.0
next reply other threads:[~2016-02-25 17:32 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-02-25 17:23 Fiona Trahe [this message]
2016-03-11 0:42 ` Thomas Monjalon
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