[dpdk-dev] [PATCH v2 09/10] doc/crypto: document digest-encrypted limitations in qat

Damian Nowak damianx.nowak at intel.com
Fri Jun 7 12:06:06 CEST 2019


This patch adds description of limitation when
using digest-appended auth-cipher operations
on QuickAssist Technology driver.

Signed-off-by: Damian Nowak <damianx.nowak at intel.com>
---
 doc/guides/cryptodevs/qat.rst | 1 +
 1 file changed, 1 insertion(+)

diff --git a/doc/guides/cryptodevs/qat.rst b/doc/guides/cryptodevs/qat.rst
index e905f6d..7b57035 100644
--- a/doc/guides/cryptodevs/qat.rst
+++ b/doc/guides/cryptodevs/qat.rst
@@ -82,6 +82,7 @@ Limitations
 * ZUC EEA3/EIA3 is not supported by dh895xcc devices
 * Maximum additional authenticated data (AAD) for GCM is 240 bytes long and must be passed to the device in a buffer rounded up to the nearest block-size multiple (x16) and padded with zeros.
 * Queue pairs are not thread-safe (that is, within a single queue pair, RX and TX from different lcores is not supported).
+* Only SNOW 3G (UIA2), KASUMI (F9) and ZUC (EIA3) are supported, when using hash-cipher with digest appended and encrypted operations.
 
 Extra notes on KASUMI F9
 ~~~~~~~~~~~~~~~~~~~~~~~~
-- 
2.7.4



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