[dpdk-dev] [PATCH 3/4] event/dpaa2: support event eth adapter
Nipun Gupta
nipun.gupta at nxp.com
Wed Oct 11 13:03:41 CEST 2017
> -----Original Message-----
> From: Rao, Nikhil [mailto:nikhil.rao at intel.com]
> Sent: Wednesday, October 11, 2017 9:40
> To: Nipun Gupta <nipun.gupta at nxp.com>; dev at dpdk.org
> Cc: Hemant Agrawal <hemant.agrawal at nxp.com>;
> jerin.jacob at caviumnetworks.com
> Subject: Re: [PATCH 3/4] event/dpaa2: support event eth adapter
>
> On 10/10/2017 11:21 PM, Nipun Gupta wrote:
> > Signed-off-by: Nipun Gupta <nipun.gupta at nxp.com>
> > ---
> > drivers/event/Makefile | 4 +-
> > drivers/event/dpaa2/Makefile | 2 +
> > drivers/event/dpaa2/dpaa2_eventdev.c | 96
> +++++++++++++++++++++++++++++++++++-
> > drivers/event/dpaa2/dpaa2_eventdev.h | 8 +++
> > 4 files changed, 107 insertions(+), 3 deletions(-)
> >
> > diff --git a/drivers/event/dpaa2/dpaa2_eventdev.c
> b/drivers/event/dpaa2/dpaa2_eventdev.c
> > index 6967741..ca782c3 100644
> > --- a/drivers/event/dpaa2/dpaa2_eventdev.c
> > +++ b/drivers/event/dpaa2/dpaa2_eventdev.c
> > @@ -53,11 +53,14 @@
> > #include <rte_memzone.h>
> > #include <rte_pci.h>
> > #include <rte_vdev.h>
> > +#include <rte_ethdev.h>
> > +#include <rte_event_eth_rx_adapter.h>
> >
> > #include <fslmc_vfio.h>
> > #include <dpaa2_hw_pvt.h>
> > #include <dpaa2_hw_mempool.h>
> > #include <dpaa2_hw_dpio.h>
> > +#include <dpaa2_ethdev.h>
> > #include "dpaa2_eventdev.h"
> > #include <portal/dpaa2_hw_pvt.h>
> > #include <mc/fsl_dpci.h>
> > @@ -557,6 +560,92 @@ static void dpaa2_eventdev_process_atomic(struct
> qbman_swp *swp,
> > RTE_SET_USED(f);
> > }
> >
> > +static int
> > +dpaa2_eventdev_eth_caps_get(const struct rte_eventdev *dev,
> > + const struct rte_eth_dev *eth_dev,
> > + uint32_t *caps)
> > +{
> > + const char *ethdev_driver = eth_dev->device->driver->name;
> > +
> > + PMD_DRV_FUNC_TRACE();
> > +
> > + RTE_SET_USED(dev);
> > +
> > + if (!strcmp(ethdev_driver, "net_dpaa2"))
> > + *caps = RTE_EVENT_ETH_RX_ADAPTER_DPAA2_CAP;
> > + else
> > + *caps = RTE_EVENT_ETH_RX_ADAPTER_SW_CAP;
> > +
> > + return 0;
> > +}
> > +
> > +static int
> > +dpaa2_eventdev_eth_queue_add(const struct rte_eventdev *dev,
> > + const struct rte_eth_dev *eth_dev,
> > + int32_t rx_queue_id,
> > + const struct rte_event_eth_rx_adapter_queue_conf
> *queue_conf)
> > +{
> > + struct dpaa2_eventdev *priv = dev->data->dev_private;
> > + uint8_t ev_qid = queue_conf->ev.queue_id;
> > + uint16_t dpcon_id = priv->evq_info[ev_qid].dpcon->dpcon_id;
> > + int ret;
> > +
> > + PMD_DRV_FUNC_TRACE();
> > +
> > + ret = dpaa2_eth_eventq_attach(eth_dev, rx_queue_id,
> > + dpcon_id, queue_conf);
>
> Shouldn't the _add & _del functions be handling the case where
> rx_queue_id == -1 ?
Thanks for pointing. I'll send a patch asap supporting this.
>
> > + if (ret) {
> > + PMD_DRV_ERR("dpaa2_eth_eventq_attach failed: ret: %d\n",
> ret);
> > + return ret;
> > + }
> > + return 0;
> > +}
> > +
> > +static int
> > +dpaa2_eventdev_eth_queue_del(const struct rte_eventdev *dev,
> > + const struct rte_eth_dev *eth_dev,
> > + int32_t rx_queue_id)
> > +{
> > + int ret;
> > +
> > + PMD_DRV_FUNC_TRACE();
> > +
> > + RTE_SET_USED(dev);
> > +
> > + ret = dpaa2_eth_eventq_detach(eth_dev, rx_queue_id);
> > + if (ret) {
> > + PMD_DRV_ERR("dpaa2_eth_eventq_detach failed: ret: %d\n",
> ret);
> > + return ret;
> > + }
> > + return 0;
> > +
> > + return 0;
> > +}
> > +
>
> Nikhil
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