diff options
| author | Loic Poulain <loic.poulain@linaro.org> | 2021-01-28 14:47:22 +0100 |
|---|---|---|
| committer | Loic Poulain <loic.poulain@linaro.org> | 2021-02-02 17:54:36 +0100 |
| commit | d9a2e52949368ecf6819b27eee98d2f825ff5769 (patch) | |
| tree | 32604e26116020e73308cbee754620f9c1e9f9be | |
| parent | 77f2cb28ae5219decf9067e62907d3ecee839779 (diff) | |
net: mhi: Get RX queue size from MHI core
The RX queue size can be determined at runtime by retrieving the
number of available transfer descriptors.
Signed-off-by: Loic Poulain <loic.poulain@linaro.org>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
| -rw-r--r-- | drivers/net/mhi_net.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/net/mhi_net.c b/drivers/net/mhi_net.c index fa41d8c42f05..d23c216eabfc 100644 --- a/drivers/net/mhi_net.c +++ b/drivers/net/mhi_net.c @@ -257,9 +257,6 @@ static int mhi_net_probe(struct mhi_device *mhi_dev, mhi_netdev->mdev = mhi_dev; SET_NETDEV_DEV(ndev, &mhi_dev->dev); - /* All MHI net channels have 128 ring elements (at least for now) */ - mhi_netdev->rx_queue_sz = 128; - INIT_DELAYED_WORK(&mhi_netdev->rx_refill, mhi_net_rx_refill_work); u64_stats_init(&mhi_netdev->stats.rx_syncp); u64_stats_init(&mhi_netdev->stats.tx_syncp); @@ -269,6 +266,9 @@ static int mhi_net_probe(struct mhi_device *mhi_dev, if (err) goto out_err; + /* Number of transfer descriptors determines size of the queue */ + mhi_netdev->rx_queue_sz = mhi_get_free_desc_count(mhi_dev, DMA_FROM_DEVICE); + err = register_netdev(ndev); if (err) goto out_err; |