From: Nicolas Chautru <nicolas.chautru@intel.com>
To: dev@dpdk.org, maxime.coquelin@redhat.com
Cc: trix@redhat.com, hemant.agrawal@nxp.com,
david.marchand@redhat.com, hernan.vargas@intel.com,
Nicolas Chautru <nicolas.chautru@intel.com>
Subject: [PATCH v1 3/4] bbdev: add new capability for FEC 5G UL processing
Date: Thu, 25 May 2023 23:23:30 +0000 [thread overview]
Message-ID: <20230525232331.34645-4-nicolas.chautru@intel.com> (raw)
In-Reply-To: <20230525232331.34645-1-nicolas.chautru@intel.com>
Extending existing LDPC UL operation for new capability.
Option to compress HARQ memory to 4 bits per LLR.
Signed-off-by: Nicolas Chautru <nicolas.chautru@intel.com>
---
doc/guides/prog_guide/bbdev.rst | 6 ++++++
lib/bbdev/rte_bbdev_op.h | 4 +++-
2 files changed, 9 insertions(+), 1 deletion(-)
diff --git a/doc/guides/prog_guide/bbdev.rst b/doc/guides/prog_guide/bbdev.rst
index d5c7522f79..8dd7b866ad 100644
--- a/doc/guides/prog_guide/bbdev.rst
+++ b/doc/guides/prog_guide/bbdev.rst
@@ -903,6 +903,12 @@ given below.
|RTE_BBDEV_LDPC_INTERNAL_HARQ_MEMORY_LOOPBACK |
| Set if a device supports loopback access to HARQ internal memory |
+--------------------------------------------------------------------+
+|RTE_BBDEV_LDPC_INTERNAL_HARQ_MEMORY_FILLERS |
+| Set if a device includes LLR filler bits in HARQ circular buffer |
++--------------------------------------------------------------------+
+|RTE_BBDEV_LDPC_HARQ_4BIT_COMPRESSION |
+|Set if a device supports input/output 4 bits HARQ compression |
++--------------------------------------------------------------------+
The structure passed for each LDPC decode operation is given below,
with the operation flags forming a bitmask in the ``op_flags`` field.
diff --git a/lib/bbdev/rte_bbdev_op.h b/lib/bbdev/rte_bbdev_op.h
index 682e265327..a4a2ae1440 100644
--- a/lib/bbdev/rte_bbdev_op.h
+++ b/lib/bbdev/rte_bbdev_op.h
@@ -203,7 +203,9 @@ enum rte_bbdev_op_ldpcdec_flag_bitmasks {
* for HARQ memory. If not set, it is assumed the filler bits are not
* in HARQ memory and handled directly by the LDPC decoder.
*/
- RTE_BBDEV_LDPC_INTERNAL_HARQ_MEMORY_FILLERS = (1ULL << 19)
+ RTE_BBDEV_LDPC_INTERNAL_HARQ_MEMORY_FILLERS = (1ULL << 19),
+ /** Set if a device supports input/output HARQ 4bits compression. */
+ RTE_BBDEV_LDPC_HARQ_4BIT_COMPRESSION = (1ULL << 20)
};
/** Flags for LDPC encoder operation and capability structure */
--
2.34.1
next prev parent reply other threads:[~2023-05-25 23:29 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-05-25 23:23 [PATCH v1 0/4] bbdev: API extension for 23.11 Nicolas Chautru
2023-05-25 23:23 ` [PATCH v1 1/4] bbdev: add operation type for MLDTS procession Nicolas Chautru
2023-05-25 23:23 ` [PATCH v1 2/4] bbdev: add new capabilities for FFT processing Nicolas Chautru
2023-05-25 23:23 ` Nicolas Chautru [this message]
2023-05-25 23:23 ` [PATCH v1 4/4] bbdev: improving error handling for queue configuration Nicolas Chautru
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20230525232331.34645-4-nicolas.chautru@intel.com \
--to=nicolas.chautru@intel.com \
--cc=david.marchand@redhat.com \
--cc=dev@dpdk.org \
--cc=hemant.agrawal@nxp.com \
--cc=hernan.vargas@intel.com \
--cc=maxime.coquelin@redhat.com \
--cc=trix@redhat.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).