[v2,5/6] net/iavf_be: extend backend to support iavf rxq_irq
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Commit Message
Signed-off-by: Jingjing Wu <jingjing.wu@intel.com>
---
drivers/net/iavf_be/iavf_be_ethdev.c | 3 ++-
drivers/net/iavf_be/iavf_be_rxtx.c | 5 +++++
drivers/net/iavf_be/iavf_be_vchnl.c | 8 ++++++--
3 files changed, 13 insertions(+), 3 deletions(-)
@@ -382,7 +382,6 @@ iavfbe_new_device(struct rte_emudev *dev)
adapter->reset = (uint8_t *)(uintptr_t)addr;
IAVFBE_WRITE_32(adapter->reset, RTE_IAVF_EMU_RESET_COMPLETED);
adapter->started = 1;
- printf("NEW DEVICE: memtable, %p\n", adapter->mem_table);
return 0;
}
@@ -465,6 +464,7 @@ iavfbe_update_device(struct rte_emudev *dev)
"Can not get irq info of rxq %d\n", i);
return -1;
}
+ rxq->kickfd = irq_info.eventfd;
rte_atomic32_set(&rxq->irq_enable, irq_info.enable);
}
@@ -479,6 +479,7 @@ iavfbe_update_device(struct rte_emudev *dev)
"Can not get irq info of txq %d\n", i);
return -1;
}
+ txq->callfd = irq_info.eventfd;
rte_atomic32_set(&txq->irq_enable, irq_info.enable);
}
@@ -5,6 +5,7 @@
#include <unistd.h>
#include <inttypes.h>
#include <sys/queue.h>
+#include <sys/eventfd.h>
#include <rte_string_fns.h>
#include <rte_mbuf.h>
@@ -461,6 +462,10 @@ iavfbe_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts, uint16_t nb_pkts)
end_of_xmit:
txq->rx_head = head;
txq->stats.sent_miss_num += nb_pkts - nb_tx;
+
+ if (rte_atomic32_read(&txq->irq_enable) == true)
+ eventfd_write(txq->callfd, (eventfd_t)1);
+
end_unlock:
rte_spinlock_unlock(&txq->access_lock);
@@ -95,12 +95,15 @@ apply_tx_irq(struct iavfbe_tx_queue *txq, uint16_t vector)
{
struct rte_emudev_irq_info info;
+ rte_spinlock_lock(&txq->access_lock);
txq->vector = vector;
if (rte_emudev_get_irq_info(txq->adapter->edev_id, vector, &info)) {
IAVF_BE_LOG(ERR, "Can not get irq info\n");
return IAVF_ERR_DEVICE_NOT_SUPPORTED;
}
txq->callfd = info.eventfd;
+ rte_atomic32_set(&txq->irq_enable, info.enable);
+ rte_spinlock_unlock(&txq->access_lock);
return 0;
}
@@ -110,12 +113,15 @@ apply_rx_irq(struct iavfbe_rx_queue *rxq, uint16_t vector)
{
struct rte_emudev_irq_info info;
+ rte_spinlock_lock(&rxq->access_lock);
rxq->vector = vector;
if (rte_emudev_get_irq_info(rxq->adapter->edev_id, vector, &info)) {
IAVF_BE_LOG(ERR, "Can not get irq info\n");
return IAVF_ERR_DEVICE_NOT_SUPPORTED;
}
rxq->kickfd = info.eventfd;
+ rte_atomic32_set(&rxq->irq_enable, info.enable);
+ rte_spinlock_unlock(&rxq->access_lock);
return 0;
}
@@ -557,13 +563,11 @@ iavfbe_process_cmd_config_irq_map(struct iavfbe_adapter *adapter,
txq = dev->data->tx_queues[j];
if ((1 << j) & map->rxq_map) {
- txq->vector = vector_id;
ret = apply_tx_irq(txq, vector_id);
if (ret)
goto send_msg;
}
if ((1 << j) & map->txq_map) {
- rxq->vector = vector_id;
ret = apply_rx_irq(rxq, vector_id);
if (ret)
goto send_msg;