[dpdk-dev] [PATCH v3 13/15] ether: extract function eth_dev_get_driver_name

Hunt, David david.hunt at intel.com
Thu Sep 15 15:03:19 CEST 2016



On 9/9/2016 9:43 AM, Shreyansh Jain wrote:
> Signed-off-by: Jan Viktorin <viktorin at rehivetech.com>
> Signed-off-by: Shreyansh Jain <shreyansh.jain at nxp.com>
> Signed-off-by: Hemant Agrawal <hemant.agrawal at nxp.com>
> ---
>   lib/librte_ether/rte_ethdev.c | 15 ++++++++++++++-
>   1 file changed, 14 insertions(+), 1 deletion(-)
>
> diff --git a/lib/librte_ether/rte_ethdev.c b/lib/librte_ether/rte_ethdev.c
> index 104ea4a..4fa65ca 100644
> --- a/lib/librte_ether/rte_ethdev.c
> +++ b/lib/librte_ether/rte_ethdev.c
> @@ -2568,6 +2568,17 @@ rte_eth_dev_rx_intr_ctl(uint8_t port_id, int epfd, int op, void *data)
>   	return 0;
>   }
>   
> +static inline
> +const char *eth_dev_get_driver_name(const struct rte_eth_dev *dev)
> +{
> +	if (dev->pci_dev) {
> +		return dev->driver->pci_drv.driver.name;
> +	}
> +
> +	RTE_VERIFY(0);

Same comment as last patch, maybe add an rte_panic with more descriptive 
error message.

> +	return NULL;
> +}
> +
>   const struct rte_memzone *
>   rte_eth_dma_zone_reserve(const struct rte_eth_dev *dev, const char *ring_name,
>   			 uint16_t queue_id, size_t size, unsigned align,
> @@ -2575,9 +2586,11 @@ rte_eth_dma_zone_reserve(const struct rte_eth_dev *dev, const char *ring_name,
>   {
>   	char z_name[RTE_MEMZONE_NAMESIZE];
>   	const struct rte_memzone *mz;
> +	const char *drv_name;
>   
> +	drv_name = eth_dev_get_driver_name(dev);
>   	snprintf(z_name, sizeof(z_name), "%s_%s_%d_%d",
> -		 dev->driver->pci_drv.driver.name, ring_name,
> +		 drv_name, ring_name,
>   		 dev->data->port_id, queue_id);
>   
>   	mz = rte_memzone_lookup(z_name);



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