diff options
| author | Lorenzo Bianconi <lorenzo@kernel.org> | 2024-10-17 17:01:41 +0300 |
|---|---|---|
| committer | Andrew Lunn <andrew@lunn.ch> | 2024-10-20 19:06:47 +0300 |
| commit | c9f947769b77c8e8f318bfc8a0777e5d20c44d8d (patch) | |
| tree | 29bda8e894f590d3d42023ab225470eedf10fd95 | |
| parent | 93a610c00ffd8b9c7c108039d894ddd5193b147e (diff) | |
| download | linux-c9f947769b77c8e8f318bfc8a0777e5d20c44d8d.tar.xz | |
net: airoha: Reset BQL stopping the netdevice
Run airoha_qdma_cleanup_tx_queue() in ndo_stop callback in order to
unmap pending skbs. Moreover, reset BQL txq state stopping the netdevice,
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Reviewed-by: Hariprasad Kelam <hkelam@marvell.com>
Message-ID: <20241017-airoha-en7581-reset-bql-v1-1-08c0c9888de5@kernel.org>
Signed-off-by: Andrew Lunn <andrew@lunn.ch>
| -rw-r--r-- | drivers/net/ethernet/mediatek/airoha_eth.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/net/ethernet/mediatek/airoha_eth.c b/drivers/net/ethernet/mediatek/airoha_eth.c index 21d6eed8aece..f463a505f5ba 100644 --- a/drivers/net/ethernet/mediatek/airoha_eth.c +++ b/drivers/net/ethernet/mediatek/airoha_eth.c @@ -2342,7 +2342,7 @@ static int airoha_dev_stop(struct net_device *dev) { struct airoha_gdm_port *port = netdev_priv(dev); struct airoha_qdma *qdma = port->qdma; - int err; + int i, err; netif_tx_disable(dev); err = airoha_set_gdm_ports(qdma->eth, false); @@ -2353,6 +2353,14 @@ static int airoha_dev_stop(struct net_device *dev) GLOBAL_CFG_TX_DMA_EN_MASK | GLOBAL_CFG_RX_DMA_EN_MASK); + for (i = 0; i < ARRAY_SIZE(qdma->q_tx); i++) { + if (!qdma->q_tx[i].ndesc) + continue; + + airoha_qdma_cleanup_tx_queue(&qdma->q_tx[i]); + netdev_tx_reset_subqueue(dev, i); + } + return 0; } |