[v11,2/7] ethdev: new API to resolve device capability name
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Commit Message
This patch adds API to return name of device capability.
Signed-off-by: Xueming Li <xuemingl@nvidia.com>
---
lib/ethdev/rte_ethdev.c | 25 +++++++++++++++++++++++++
lib/ethdev/rte_ethdev.h | 14 ++++++++++++++
lib/ethdev/version.map | 3 +++
3 files changed, 42 insertions(+)
Comments
On 10/20/21 10:53 AM, Xueming Li wrote:
> This patch adds API to return name of device capability.
>
> Signed-off-by: Xueming Li <xuemingl@nvidia.com>
Reviewed-by: Andrew Rybchenko <andrew.rybchenko@oktetlabs.ru>
On Wed, Oct 20, 2021 at 3:52 AM Andrew Rybchenko
<andrew.rybchenko@oktetlabs.ru> wrote:
>
> On 10/20/21 10:53 AM, Xueming Li wrote:
> > This patch adds API to return name of device capability.
> >
> > Signed-off-by: Xueming Li <xuemingl@nvidia.com>
>
> Reviewed-by: Andrew Rybchenko <andrew.rybchenko@oktetlabs.ru>
Acked-by: Ajit Khaparde <ajit.khaparde@broadcom.com>
>
20/10/2021 09:53, Xueming Li:
> This patch adds API to return name of device capability.
>
> Signed-off-by: Xueming Li <xuemingl@nvidia.com>
The title of this patch should be:
"ethdev: get device capability name as string"
Acked-by: Thomas Monjalon <thomas@monjalon.net>
@@ -165,6 +165,15 @@ static const struct {
#undef RTE_TX_OFFLOAD_BIT2STR
+static const struct {
+ uint64_t offload;
+ const char *name;
+} rte_eth_dev_capa_names[] = {
+ {RTE_ETH_DEV_CAPA_RUNTIME_RX_QUEUE_SETUP, "RUNTIME_RX_QUEUE_SETUP"},
+ {RTE_ETH_DEV_CAPA_RUNTIME_TX_QUEUE_SETUP, "RUNTIME_TX_QUEUE_SETUP"},
+ {RTE_ETH_DEV_CAPA_RXQ_SHARE, "RXQ_SHARE"},
+};
+
/**
* The user application callback description.
*
@@ -1260,6 +1269,22 @@ rte_eth_dev_tx_offload_name(uint64_t offload)
return name;
}
+const char *
+rte_eth_dev_capability_name(uint64_t capability)
+{
+ const char *name = "UNKNOWN";
+ unsigned int i;
+
+ for (i = 0; i < RTE_DIM(rte_eth_dev_capa_names); ++i) {
+ if (capability == rte_eth_dev_capa_names[i].offload) {
+ name = rte_eth_dev_capa_names[i].name;
+ break;
+ }
+ }
+
+ return name;
+}
+
static inline int
eth_dev_check_lro_pkt_size(uint16_t port_id, uint32_t config_size,
uint32_t max_rx_pkt_len, uint32_t dev_info_size)
@@ -2109,6 +2109,20 @@ const char *rte_eth_dev_rx_offload_name(uint64_t offload);
*/
const char *rte_eth_dev_tx_offload_name(uint64_t offload);
+/**
+ * @warning
+ * @b EXPERIMENTAL: this API may change without prior notice.
+ *
+ * Get RTE_ETH_DEV_CAPA_* flag name.
+ *
+ * @param capability
+ * Capability flag.
+ * @return
+ * Capability name or 'UNKNOWN' if the flag cannot be recognized.
+ */
+__rte_experimental
+const char *rte_eth_dev_capability_name(uint64_t capability);
+
/**
* Configure an Ethernet device.
* This function must be invoked first before any other function in the
@@ -245,6 +245,9 @@ EXPERIMENTAL {
rte_mtr_meter_policy_delete;
rte_mtr_meter_policy_update;
rte_mtr_meter_policy_validate;
+
+ # added in 21.11
+ rte_eth_dev_capability_name;
};
INTERNAL {