From 8ff3f5bd60451422f9e9ab66033a4309188bfaab Mon Sep 17 00:00:00 2001 From: Tomasz Duszynski Date: Mon, 21 Jun 2021 17:04:44 +0200 Subject: [PATCH] raw/cnxk_bphy: support BPHY dequeue operation Add support for dequeueing responses to previously enqueued messages. Signed-off-by: Jakub Palider Signed-off-by: Tomasz Duszynski Reviewed-by: Jerin Jacob --- 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 2949bf02a4..7e541bac42 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, }; -- 2.20.1