[dpdk-dev] [PATCH v2 17/29] net/ena: add support for large LLQ headers
Ferruh Yigit
ferruh.yigit at intel.com
Thu Apr 2 15:02:30 CEST 2020
On 4/1/2020 3:21 PM, Michal Krawczyk wrote:
> If the device supports larger LLQ (Low Latency Queue) headers, the user
> can activate them by enabling CONFIG_RTE_LIBRTE_ENA_LARGE_LLQ_HEADERS
> flag in the configuration file.
>
> If the device isn't supporting this feature, the default value will be
> used.
>
> Signed-off-by: Michal Krawczyk <mk at semihalf.com>
> Reviewed-by: Igor Chauskin <igorch at amazon.com>
> Reviewed-by: Guy Tzalik <gtzalik at amazon.com>
> ---
> v2:
> * Use devargs instead of compilation options
>
> doc/guides/nics/ena.rst | 8 +++
> drivers/net/ena/ena_ethdev.c | 110 +++++++++++++++++++++++++++++++++--
> drivers/net/ena/ena_ethdev.h | 2 +
> 3 files changed, 114 insertions(+), 6 deletions(-)
>
> diff --git a/doc/guides/nics/ena.rst b/doc/guides/nics/ena.rst
> index bbf27f235a..d5081e91e5 100644
> --- a/doc/guides/nics/ena.rst
> +++ b/doc/guides/nics/ena.rst
> @@ -95,6 +95,14 @@ Configuration information
> * **CONFIG_RTE_LIBRTE_ENA_COM_DEBUG** (default n): Enables or disables debug
> logging of low level tx/rx logic in ena_com(base) within the ENA PMD driver.
>
> +**Runtime Configuration Parameters**
> +
> + * **large_llq_hdr** (default 0)
> +
> + Enables or disables usage of large LLQ headers. This option will have
> + effect only if the device also supports large LLQ headers. Otherwise, the
> + default value will be used.
Again, better to describe what 'LLQ' is, and you may want to describe what is
the usage/benefit of enabling large LLQ headers, up to you.
More information about the dev
mailing list