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net/liquidio: add API to release Rx queue

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Signed-off-by: Shijith Thotton <shijith.thotton@caviumnetworks.com>
Signed-off-by: Jerin Jacob <jerin.jacob@caviumnetworks.com>
Signed-off-by: Derek Chickles <derek.chickles@caviumnetworks.com>
Signed-off-by: Venkat Koppula <venkat.koppula@caviumnetworks.com>
Signed-off-by: Srisivasubramanian S <ssrinivasan@caviumnetworks.com>
Signed-off-by: Mallesham Jatharakonda <mjatharakonda@oneconvergence.com>
This commit is contained in:
Shijith Thotton 2017-03-25 11:54:34 +05:30 committed by Ferruh Yigit
parent 3e4b5980e2
commit 9a30013b98
3 changed files with 39 additions and 0 deletions
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28
drivers/net/liquidio/lio_ethdev.c
View File

@ -121,6 +121,33 @@ lio_dev_rx_queue_setup(struct rte_eth_dev *eth_dev, uint16_t q_no,
return 0;
}
/**
* Release the receive queue/ringbuffer. Called by
* the upper layers.
*
* @param rxq
* Opaque pointer to the receive queue to release
*
* @return
* - nothing
*/
static void
lio_dev_rx_queue_release(void *rxq)
{
struct lio_droq *droq = rxq;
struct lio_device *lio_dev = droq->lio_dev;
int oq_no;
/* Run time queue deletion not supported */
if (lio_dev->port_configured)
return;
if (droq != NULL) {
oq_no = droq->q_no;
lio_delete_droq_queue(droq->lio_dev, oq_no);
}
}
static int lio_dev_configure(struct rte_eth_dev *eth_dev)
{
struct lio_device *lio_dev = LIO_DEV(eth_dev);
@ -266,6 +293,7 @@ nic_config_fail:
static const struct eth_dev_ops liovf_eth_dev_ops = {
.dev_configure = lio_dev_configure,
.rx_queue_setup = lio_dev_rx_queue_setup,
.rx_queue_release = lio_dev_rx_queue_release,
};
static void

10
drivers/net/liquidio/lio_rxtx.c
View File

@ -706,6 +706,16 @@ lio_dev_recv_pkts(void *rx_queue,
return pkts_processed;
}
void
lio_delete_droq_queue(struct lio_device *lio_dev,
int oq_no)
{
lio_delete_droq(lio_dev, oq_no);
lio_dev->num_oqs--;
rte_free(lio_dev->droq[oq_no]);
lio_dev->droq[oq_no] = NULL;
}
/**
* lio_init_instr_queue()
* @param lio_dev - pointer to the lio device structure.

1
drivers/net/liquidio/lio_rxtx.h
View File

@ -546,6 +546,7 @@ int lio_setup_droq(struct lio_device *lio_dev, int q_no, int num_descs,
unsigned int socket_id);
uint16_t lio_dev_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts,
uint16_t budget);
void lio_delete_droq_queue(struct lio_device *lio_dev, int oq_no);
/** Setup instruction queue zero for the device
* @param lio_dev which lio device to setup