[dpdk-dev] [PATCH v2 27/32] raw/cnxk_bphy: support for bphy dequeue operation
From: Tomasz Duszynski <hidden>
Date: 2021-06-15 11:07:01
Subsystem:
the rest · Maintainer:
Linus Torvalds
Add support for dequeueing responses to previously enqueued messages. Signed-off-by: Jakub Palider <redacted> Signed-off-by: Tomasz Duszynski <redacted> --- drivers/raw/cnxk_bphy/cnxk_bphy.c | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+)
diff --git a/drivers/raw/cnxk_bphy/cnxk_bphy.c b/drivers/raw/cnxk_bphy/cnxk_bphy.c
index 2949bf02a..7e541bac4 100644
--- a/drivers/raw/cnxk_bphy/cnxk_bphy.c
+++ b/drivers/raw/cnxk_bphy/cnxk_bphy.c@@ -54,6 +54,25 @@ cnxk_bphy_irq_enqueue_bufs(struct rte_rawdev *dev, return ret; } +static int +cnxk_bphy_irq_dequeue_bufs(struct rte_rawdev *dev, + struct rte_rawdev_buf **buffers, unsigned int count, + rte_rawdev_obj_t context) +{ + struct bphy_device *bphy_dev = (struct bphy_device *)dev->dev_private; + unsigned int queue = (size_t)context; + + if (queue >= RTE_DIM(bphy_dev->queues)) + return -EINVAL; + + if (count == 0) + return 0; + + buffers[0]->buf_addr = bphy_dev->queues[queue].rsp; + + return 0; +} + static uint16_t cnxk_bphy_irq_queue_count(struct rte_rawdev *dev) {
@@ -81,6 +100,7 @@ cnxk_bphy_irq_queue_def_conf(struct rte_rawdev *dev, uint16_t queue_id, static const struct rte_rawdev_ops bphy_rawdev_ops = { .queue_def_conf = cnxk_bphy_irq_queue_def_conf, .enqueue_bufs = cnxk_bphy_irq_enqueue_bufs, + .dequeue_bufs = cnxk_bphy_irq_dequeue_bufs, .queue_count = cnxk_bphy_irq_queue_count, };
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2.25.1