* [PATCH] net: eth: altera: set rx and tx ring size before init_dma call
@ 2022-05-31 2:51 Tham, Mun Yew
0 siblings, 0 replies; only message in thread
From: Tham, Mun Yew @ 2022-05-31 2:51 UTC (permalink / raw)
To: Joyce Ooi, David S . Miller, Eric Dumazet, Jakub Kicinski, Paolo Abeni
Cc: netdev, linux-kernel, Tham, Mun Yew
It is more appropriate to set the rx and tx ring size before calling
the init function for the dma.
Signed-off-by: Tham, Mun Yew <mun.yew.tham@intel.com>
---
drivers/net/ethernet/altera/altera_tse_main.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/net/ethernet/altera/altera_tse_main.c b/drivers/net/ethernet/altera/altera_tse_main.c
index 1c00d719e5d7..ebfddad05e7e 100644
--- a/drivers/net/ethernet/altera/altera_tse_main.c
+++ b/drivers/net/ethernet/altera/altera_tse_main.c
@@ -1152,6 +1152,10 @@ static int tse_open(struct net_device *dev)
int i;
unsigned long int flags;
+ /* set tx and rx ring size */
+ priv->rx_ring_size = dma_rx_num;
+ priv->tx_ring_size = dma_tx_num;
+
/* Reset and configure TSE MAC and probe associated PHY */
ret = priv->dmaops->init_dma(priv);
if (ret != 0) {
@@ -1194,8 +1198,6 @@ static int tse_open(struct net_device *dev)
priv->dmaops->reset_dma(priv);
/* Create and initialize the TX/RX descriptors chains. */
- priv->rx_ring_size = dma_rx_num;
- priv->tx_ring_size = dma_tx_num;
ret = alloc_init_skbufs(priv);
if (ret) {
netdev_err(dev, "DMA descriptors initialization failed\n");
--
2.26.2
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