[dpdk-dev] [PATCH 1/2] net/mrvl: switch to the new Rx offload API
Ferruh Yigit
ferruh.yigit at intel.com
Mon Jan 22 18:53:45 CET 2018
On 1/22/2018 12:04 PM, Tomasz Duszynski wrote:
> Since the old Rx offload API is now depracated
> update the driver to use the latest one.
>
> Signed-off-by: Tomasz Duszynski <tdu at semihalf.com>
<...>
> @@ -1308,6 +1313,42 @@ mrvl_fill_bpool(struct mrvl_rxq *rxq, int num)
> }
>
> /**
> + * Check whether requested rx queue offloads match port offloads.
> + *
> + * @param
> + * dev Pointer to the device.
> + * @param
> + * requested Bitmap of the requested offloads.
> + *
> + * @return
> + * 1 if requested offloads are okay, 0 otherwise.
> + */
> +static int
> +mrvl_rx_queue_offloads_okay(struct rte_eth_dev *dev, uint64_t requested)
> +{
> + uint64_t mandatory = dev->data->dev_conf.rxmode.offloads;
> + uint64_t supported = MRVL_RX_OFFLOADS;
> + uint64_t unsupported = requested & ~supported;
> + uint64_t missing = (requested & mandatory) ^ mandatory;
Isn't this same as:
missing = mandatory & ~requested;
Since "unsupported" use same logic, it can be easier to understand this way.
Or just putting following comment may be useful enough:
"mandatory subset of requested subset of supported", assuming it is correct :)
<...>
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