diff options
| author | Loic Poulain <loic.poulain@linaro.org> | 2021-01-11 19:07:41 +0100 |
|---|---|---|
| committer | Loic Poulain <loic.poulain@linaro.org> | 2021-01-28 09:03:57 +0100 |
| commit | 04cf04db9400fac60231cf3a24c4a3cf2b4830ad (patch) | |
| tree | e99c66b0b0a5c5b17ab1bfc9765784354ef612bc | |
| parent | 87baa23e0236bc1c41ce744f524bf12dbe7fde66 (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>
| -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 fa41d8c42f05f..d23c216eabfc6 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; |