-----Original Message-----
> Date: Wed, 18 Oct 2017 14:15:40 +0530
> From: Pavan Nikhilesh <pbhagavat...@caviumnetworks.com>
> To: jerin.ja...@caviumnetworks.com, santosh.shu...@caviumnetworks.com,
> nikhil....@intel.com
> Cc: dev@dpdk.org, Pavan Nikhilesh <pbhagavat...@caviumnetworks.com>
> Subject: [dpdk-dev] [PATCH v2 1/3] net/octeontx: add support for event Rx
> adapter
> X-Mailer: git-send-email 2.7.4
>
> Add functions to modify and delete qos responsible for mapping eth queues
> to event queues used for configuring event Rx adapter.
> The mbox functions have been moved from octeontx_pkivf.c to
> octeontx_pkivf.h to allow event_octeontx to access them.
>
> Signed-off-by: Pavan Nikhilesh <pbhagavat...@caviumnetworks.com>
> ---
>
> v2 changes:
> - Improve conditional statement readability (Nikhil).
>
> This series depends on http://dpdk.org/dev/patchwork/patch/30430
>
>
> static __rte_always_inline uint16_t __hot
> __octeontx_xmit_pkts(void *lmtline_va, void *ioreg_va, int64_t *fc_status_va,
> @@ -195,10 +107,8 @@ octeontx_xmit_pkts(void *tx_queue, struct rte_mbuf
> **tx_pkts, uint16_t nb_pkts)
> uint16_t __hot
> octeontx_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts, uint16_t
> nb_pkts)
> {
> - struct rte_mbuf *mbuf;
> struct octeontx_rxq *rxq;
> struct rte_event ev;
> - octtx_wqe_t *wqe;
> size_t count;
> uint16_t valid_event;
>
> @@ -210,23 +120,7 @@ octeontx_recv_pkts(void *rx_queue, struct rte_mbuf
> **rx_pkts, uint16_t nb_pkts)
> 1, 0);
> if (!valid_event)
> break;
> -
> - wqe = (octtx_wqe_t *)(uintptr_t)ev.u64;
> - rte_prefetch_non_temporal(wqe);
> -
> - /* Get mbuf from wqe */
> - mbuf = (struct rte_mbuf *)((uintptr_t)wqe -
> - OCTTX_PACKET_WQE_SKIP);
> - mbuf->packet_type =
> - ptype_table[wqe->s.w2.lcty][wqe->s.w2.lety][wqe->s.w2.lfty];
> - mbuf->data_off = RTE_PTR_DIFF(wqe->s.w3.addr, mbuf->buf_addr);
> - mbuf->pkt_len = wqe->s.w1.len;
> - mbuf->data_len = mbuf->pkt_len;
> - mbuf->nb_segs = 1;
> - mbuf->ol_flags = 0;
> - mbuf->port = rxq->port_id;
IMO, You don't need to move the mbuf conversion inline function to 2/3,
Instead if we do in 1/3.It will functionality correct at 1/3.
> - rte_mbuf_refcnt_set(mbuf, 1);
> - rx_pkts[count++] = mbuf;
> + rx_pkts[count++] = (struct rte_mbuf *)ev.u64;
This will create build error on 32bit. You can avoid the typecast by
changing to ev.mbuf.
/export/dpdk-next-eventdev/drivers/net/octeontx/octeontx_rxtx.c: In
function ‘octeontx_recv_pkts’:
/export/dpdk-next-eventdev/drivers/net/octeontx/octeontx_rxtx.c:123:22:
error: cast to pointer from integer of different size
[-Werror=int-to-pointer-cast]
rx_pkts[count++] = (struct rte_mbuf *)ev.u64;
^
cc1: all warnings being treated as errors
