[dpdk-dev] [PATCH v1 5/5] ixgbe: Add LRO support
Vlad Zolotarov
vladz at cloudius-systems.com
Wed Mar 4 08:59:38 CET 2015
On 03/04/15 02:36, Stephen Hemminger wrote:
> On Tue, 3 Mar 2015 21:48:43 +0200
> Vlad Zolotarov <vladz at cloudius-systems.com> wrote:
>
>> - Only x540 and 82599 devices support LRO.
>> - Add the appropriate HW configuration.
>> - Add RSC aware rx_pkt_burst() handlers:
>> - Implemented bulk allocation and non-bulk allocation versions.
>> - Add LRO-specific fields to rte_eth_rxmode, to rte_eth_dev_data
>> and to igb_rx_queue.
>> - Use the appropriate handler when LRO is requested.
>>
>> Signed-off-by: Vlad Zolotarov <vladz at cloudius-systems.com>
> Checkpatch warnings (edited to remove ones that should be ok)
I was unaware that checkpatch rules apply here - at least looking at the
current code it looks like it... ;)
But I'm all for it! I'll fix all the issues and respin.
Thanks.
>
>
> WARNING: 'recieved' may be misspelled - perhaps 'received'?
> #196: FILE: lib/librte_pmd_ixgbe/ixgbe_rxtx.c:1426:
> + * @rx_pkts table of recieved packets
>
> WARNING: Missing a blank line after declarations
> #223: FILE: lib/librte_pmd_ixgbe/ixgbe_rxtx.c:1453:
> + struct igb_rx_queue *rxq = rx_queue;
> + volatile union ixgbe_adv_rx_desc *rx_ring = rxq->rx_ring;
>
>
>
> WARNING: labels should not be indented
> #246: FILE: lib/librte_pmd_ixgbe/ixgbe_rxtx.c:1476:
> + next_desc:
>
> WARNING: quoted string split across lines
> #285: FILE: lib/librte_pmd_ixgbe/ixgbe_rxtx.c:1515:
> + PMD_RX_LOG(DEBUG, "port_id=%u queue_id=%u rx_id=%u "
> + "staterr=0x%x data_len=%u",
>
> WARNING: quoted string split across lines
> #293: FILE: lib/librte_pmd_ixgbe/ixgbe_rxtx.c:1523:
> + PMD_RX_LOG(DEBUG, "RX mbuf alloc failed "
> + "port_id=%u queue_id=%u",
>
> WARNING: Missing a blank line after declarations
> #302: FILE: lib/librte_pmd_ixgbe/ixgbe_rxtx.c:1532:
> + uint16_t next_rdt = rxq->rx_free_trigger;
> + if (!ixgbe_rx_alloc_bufs(rxq, false)) {
>
> WARNING: quoted string split across lines
> #309: FILE: lib/librte_pmd_ixgbe/ixgbe_rxtx.c:1539:
> + PMD_RX_LOG(DEBUG, "RX bulk alloc failed "
> + "port_id=%u queue_id=%u",
>
> ERROR: code indent should use tabs where possible
> #350: FILE: lib/librte_pmd_ixgbe/ixgbe_rxtx.c:1580:
> + rxm->data_off = RTE_PKTMBUF_HEADROOM;$
>
> WARNING: please, no spaces at the start of a line
> #350: FILE: lib/librte_pmd_ixgbe/ixgbe_rxtx.c:1580:
> + rxm->data_off = RTE_PKTMBUF_HEADROOM;$
>
> WARNING: quoted string split across lines
> #452: FILE: lib/librte_pmd_ixgbe/ixgbe_rxtx.c:1682:
> + PMD_RX_LOG(DEBUG, "port_id=%u queue_id=%u rx_tail=%u "
> + "nb_hold=%u nb_rx=%u",
>
> WARNING: quoted string split across lines
> #536: FILE: lib/librte_pmd_ixgbe/ixgbe_rxtx.c:2580:
> + PMD_INIT_LOG(DEBUG, "sw_ring=%p sw_rsc_ring=%p hw_ring=%p "
> + "dma_addr=0x%"PRIx64,
>
> WARNING: Possible switch case/default not preceeded by break or fallthrough comment
> #617: FILE: lib/librte_pmd_ixgbe/ixgbe_rxtx.c:3926:
> + default:
>
> WARNING: quoted string split across lines
> #648: FILE: lib/librte_pmd_ixgbe/ixgbe_rxtx.c:3966:
> + PMD_INIT_LOG(CRIT, "LRO is requested on HW that doesn't "
> + "support it");
>
> WARNING: quoted string split across lines
> #693: FILE: lib/librte_pmd_ixgbe/ixgbe_rxtx.c:4022:
> + PMD_INIT_LOG(CRIT, "LRO can't be enabled when HW CRC "
> + "is disabled");
>
> WARNING: quoted string split across lines
> #711: FILE: lib/librte_pmd_ixgbe/ixgbe_rxtx.c:4084:
> + PMD_INIT_LOG(INFO, "split_hdr_size less than "
> + "128 bytes (%d)!",
>
> WARNING: quoted string split across lines
> #835: FILE: lib/librte_pmd_ixgbe/ixgbe_rxtx.c:4267:
> + PMD_INIT_LOG(INFO, "LRO is requested. Using a bulk "
> + "allocation version");
>
> WARNING: quoted string split across lines
> #840: FILE: lib/librte_pmd_ixgbe/ixgbe_rxtx.c:4272:
> + PMD_INIT_LOG(INFO, "LRO is requested. Using a single "
> + "allocation version");
>
>
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