Re: [dpdk-dev] [PATCH v5 8/9] ethdev: add capability of sub-function representor
From: Andrew Rybchenko <hidden>
Date: 2021-01-19 08:06:14
On 1/19/21 10:15 AM, Xueming Li wrote:
Old DPDK version or some drivers didn't support SubFunction representor. For application to adapt different DPDK version automatically, or to be used for different NICs, this patch introduces new eth device capability of supporting SubFunction representor device.
Sorry, it does not sound sufficient motivation to introduce the capability. I simply need real life example why application need to know it.
quoted hunk ↗ jump to hunk
Signed-off-by: Xueming Li <redacted> Acked-by: Viacheslav Ovsiienko <redacted> Acked-by: Thomas Monjalon <redacted> --- lib/librte_ethdev/rte_ethdev.h | 2 ++ 1 file changed, 2 insertions(+)diff --git a/lib/librte_ethdev/rte_ethdev.h b/lib/librte_ethdev/rte_ethdev.h index 2cbce958cf..da65adf1ab 100644 --- a/lib/librte_ethdev/rte_ethdev.h +++ b/lib/librte_ethdev/rte_ethdev.h@@ -1433,6 +1433,8 @@ struct rte_eth_conf { #define RTE_ETH_DEV_CAPA_RUNTIME_RX_QUEUE_SETUP 0x00000001 /** Device supports Tx queue setup after device started. */ #define RTE_ETH_DEV_CAPA_RUNTIME_TX_QUEUE_SETUP 0x00000002 +/** Device supports SubFunction representor. */ +#define RTE_ETH_DEV_CAPA_REPRESENTOR_SF 0x00000004
Will we have a PMD which supports it in the release cycle?
/**@}*/ /*