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[v3,net-next,10/11] net: stmmac: tso init prepared for multiple queues

Message ID 3a72f5ba3a401e916c6a8ec85d8715895b8c99ac.1489575025.git.jpinto@synopsys.com
State Accepted, archived
Delegated to: David Miller
Headers show

Commit Message

Joao Pinto March 15, 2017, 11:04 a.m. UTC 
This patch configures TSO for all available tx queues.

Signed-off-by: Joao Pinto <jpinto@synopsys.com>
---
changes v1->v3:
- Just to keep up the patch-set version

 drivers/net/ethernet/stmicro/stmmac/stmmac_main.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)
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Patch

diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index 2868391..c802286 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -1966,6 +1966,8 @@  static int stmmac_hw_setup(struct net_device *dev, bool init_ptp)
 {
 	struct stmmac_priv *priv = netdev_priv(dev);
 	u32 rx_cnt = priv->plat->rx_queues_to_use;
+	u32 tx_cnt = priv->plat->tx_queues_to_use;
+	u32 chan;
 	int ret;
 
 	/* DMA initialization and SW reset */
@@ -2049,8 +2051,10 @@  static int stmmac_hw_setup(struct net_device *dev, bool init_ptp)
 	stmmac_set_rings_length(priv);
 
 	/* Enable TSO */
-	if (priv->tso)
-		priv->hw->dma->enable_tso(priv->ioaddr, 1, STMMAC_CHAN0);
+	if (priv->tso) {
+		for (chan = 0; chan < tx_cnt; chan++)
+			priv->hw->dma->enable_tso(priv->ioaddr, 1, chan);
+	}
 
 	return 0;
 }