diff mbox series

[net-next,07/15] net: sgi: ioc3-eth: separate tx and rx ring handling

Message ID 20190828140315.17048-8-tbogendoerfer@suse.de (mailing list archive)
State Superseded
Headers show
Series ioc3-eth improvements | expand

Commit Message

Thomas Bogendoerfer Aug. 28, 2019, 2:03 p.m. UTC
After allocation of descriptor memory is now done once in probe
handling of tx ring is completely done by ioc3_clean_tx_ring. So
we remove the remaining tx ring actions out of ioc3_alloc_rings
and ioc3_free_rings and rename it to ioc3_[alloc|free]_rx_bufs
to better describe what they are doing.

Signed-off-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
 drivers/net/ethernet/sgi/ioc3-eth.c | 19 ++++++++-----------
 1 file changed, 8 insertions(+), 11 deletions(-)
diff mbox series

Patch

diff --git a/drivers/net/ethernet/sgi/ioc3-eth.c b/drivers/net/ethernet/sgi/ioc3-eth.c
index 39631e067b71..6c79be3098c3 100644
--- a/drivers/net/ethernet/sgi/ioc3-eth.c
+++ b/drivers/net/ethernet/sgi/ioc3-eth.c
@@ -778,13 +778,11 @@  static inline void ioc3_clean_tx_ring(struct ioc3_private *ip)
 	ip->tx_ci = 0;
 }
 
-static void ioc3_free_rings(struct ioc3_private *ip)
+static void ioc3_free_rx_bufs(struct ioc3_private *ip)
 {
 	struct sk_buff *skb;
 	int rx_entry, n_entry;
 
-	ioc3_clean_tx_ring(ip);
-
 	n_entry = ip->rx_ci;
 	rx_entry = ip->rx_pi;
 
@@ -797,7 +795,7 @@  static void ioc3_free_rings(struct ioc3_private *ip)
 	}
 }
 
-static void ioc3_alloc_rings(struct net_device *dev)
+static void ioc3_alloc_rx_bufs(struct net_device *dev)
 {
 	struct ioc3_private *ip = netdev_priv(dev);
 	struct ioc3_erxbuf *rxb;
@@ -826,9 +824,6 @@  static void ioc3_alloc_rings(struct net_device *dev)
 	}
 	ip->rx_ci = 0;
 	ip->rx_pi = RX_BUFFS;
-
-	ip->tx_pi = 0;
-	ip->tx_ci = 0;
 }
 
 static void ioc3_init_rings(struct net_device *dev)
@@ -837,8 +832,8 @@  static void ioc3_init_rings(struct net_device *dev)
 	struct ioc3_ethregs *regs = ip->regs;
 	unsigned long ring;
 
-	ioc3_free_rings(ip);
-	ioc3_alloc_rings(dev);
+	ioc3_free_rx_bufs(ip);
+	ioc3_alloc_rx_bufs(dev);
 
 	ioc3_clean_tx_ring(ip);
 
@@ -964,7 +959,9 @@  static int ioc3_close(struct net_device *dev)
 	ioc3_stop(ip);
 	free_irq(dev->irq, dev);
 
-	ioc3_free_rings(ip);
+	ioc3_free_rx_bufs(ip);
+	ioc3_clean_tx_ring(ip);
+
 	return 0;
 }
 
@@ -1265,7 +1262,7 @@  static int ioc3_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 out_stop:
 	ioc3_stop(ip);
 	del_timer_sync(&ip->ioc3_timer);
-	ioc3_free_rings(ip);
+	ioc3_free_rx_bufs(ip);
 	kfree(ip->rxr);
 	kfree(ip->txr);
 out_res: