[dpdk-dev] [PATCH v5 03/20] event/sw: add device capabilities function

Jerin Jacob jerin.jacob at caviumnetworks.com
Sat Mar 25 11:50:07 CET 2017


On Fri, Mar 24, 2017 at 04:52:58PM +0000, Harry van Haaren wrote:
> From: Bruce Richardson <bruce.richardson at intel.com>
> 
> Add in the info_get function to return details on the queues, flow,
> prioritization capabilities, etc. that this device has.
> 
> Signed-off-by: Bruce Richardson <bruce.richardson at intel.com>
> Signed-off-by: Harry van Haaren <harry.van.haaren at intel.com>


Acked-by: Jerin Jacob <jerin.jacob at caviumnetworks.com>

> ---
>  drivers/event/sw/sw_evdev.c | 23 +++++++++++++++++++++++
>  1 file changed, 23 insertions(+)
> 
> diff --git a/drivers/event/sw/sw_evdev.c b/drivers/event/sw/sw_evdev.c
> index 4de9bc1..9d8517a 100644
> --- a/drivers/event/sw/sw_evdev.c
> +++ b/drivers/event/sw/sw_evdev.c
> @@ -44,6 +44,28 @@
>  #define SCHED_QUANTA_ARG "sched_quanta"
>  #define CREDIT_QUANTA_ARG "credit_quanta"
>  
> +static void
> +sw_info_get(struct rte_eventdev *dev, struct rte_event_dev_info *info)
> +{
> +	RTE_SET_USED(dev);
> +
> +	static const struct rte_event_dev_info evdev_sw_info = {
> +			.driver_name = SW_PMD_NAME,
> +			.max_event_queues = RTE_EVENT_MAX_QUEUES_PER_DEV,
> +			.max_event_queue_flows = SW_QID_NUM_FIDS,
> +			.max_event_queue_priority_levels = SW_Q_PRIORITY_MAX,
> +			.max_event_priority_levels = SW_IQS_MAX,
> +			.max_event_ports = SW_PORTS_MAX,
> +			.max_event_port_dequeue_depth = MAX_SW_CONS_Q_DEPTH,
> +			.max_event_port_enqueue_depth = MAX_SW_PROD_Q_DEPTH,
> +			.max_num_events = SW_INFLIGHT_EVENTS_TOTAL,
> +			.event_dev_cap = (RTE_EVENT_DEV_CAP_QUEUE_QOS |
> +					RTE_EVENT_DEV_CAP_EVENT_QOS),
> +	};
> +
> +	*info = evdev_sw_info;
> +}
> +
>  static int
>  assign_numa_node(const char *key __rte_unused, const char *value, void *opaque)
>  {
> @@ -78,6 +100,7 @@ static int
>  sw_probe(const char *name, const char *params)
>  {
>  	static const struct rte_eventdev_ops evdev_sw_ops = {
> +			.dev_infos_get = sw_info_get,
>  	};
>  
>  	static const char *const args[] = {
> -- 
> 2.7.4
> 


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