[dpdk-dev] [PATCH v4 18/23] ethdev: Helper to map to struct rte_pci_device
Thomas Monjalon
thomas.monjalon at 6wind.com
Thu Dec 22 16:21:02 CET 2016
2016-12-21 16:09, Jan Blunck:
> PCI drivers could use this helper instead of directly accessing fields of
> rte_eth_dev to map to rte_pci_device.
[...]
> +/**
> + * @internal
> + * Helper for drivers that need to convert from rte_eth_dev to rte_pci_device.
> + */
> +static inline struct rte_pci_device *__attribute__((always_inline))
> +rte_eth_dev_to_pci(struct rte_eth_dev *eth_dev)
> +{
> + return eth_dev->pci_dev;
> +}
Why adding this function instead of just using DEV_PCI_DEV(eth_dev->device)?
I think we must try to avoid any PCI (or other bus) reference inside ethdev.h.
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