api: pool: Added packet pool parameters
api: pool: Added packet pool parameters

Completed odp_pool_param_t definition with packet pool parameters.

* seg_len
  Control number of packet data bytes that are stored in the first
  segment of a packet.

* num
  Define maximum number of packets (that are 'len' bytes or smaller).

* len
  Required packet length that the pool must provide 'num' packets

Signed-off-by: Petri Savolainen <d528fd253b9aaf78fa72edbcc6249e82047f6ce6@linaro.org>
Reviewed-and-tested-by: Bill Fischofer <52f3c909d51cc5d355a68a403df6906b3c1a8f83@linaro.org>
Signed-off-by: Maxim Uvarov <db4d16e02ae2d7493db430203537da8b2e34f290@linaro.org>

nmorey/odp,ravineet-singh/odp,rsalveti/odp,rsalveti/odp,dkrot/odp,nmorey/odp,ravineet-singh/odp,kalray/odp-mppa,kalray/odp-mppa,erachmi/odp,nmorey/odp,kalray/odp-mppa,dkrot/odp,kalray/odp-mppa,mike-holmes-linaro/odp,ravineet-singh/odp,rsalveti/odp,kalray/odp-mppa,kalray/odp-mppa,erachmi/odp,ravineet-singh/odp,nmorey/odp,mike-holmes-linaro/odp,erachmi/odp,erachmi/odp,rsalveti/odp,rsalveti/odp,kalray/odp-mppa,dkrot/odp,dkrot/odp,mike-holmes-linaro/odp,mike-holmes-linaro/odp