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authorLinus Torvalds <torvalds@linux-foundation.org>2009-06-15 09:40:05 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-06-15 09:40:05 -0700
commit2ed0e21b30b53d3a94e204196e523e6c8f732b56 (patch)
treede2635426477d86338a9469ce09ba0626052288f /drivers/net/tulip/de2104x.c
parent0fa213310cd8fa7a51071cdcf130e26fa56e9549 (diff)
parent9cbc1cb8cd46ce1f7645b9de249b2ce8460129bb (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6: (1244 commits) pkt_sched: Rename PSCHED_US2NS and PSCHED_NS2US ipv4: Fix fib_trie rebalancing Bluetooth: Fix issue with uninitialized nsh.type in DTL-1 driver Bluetooth: Fix Kconfig issue with RFKILL integration PIM-SM: namespace changes ipv4: update ARPD help text net: use a deferred timer in rt_check_expire ieee802154: fix kconfig bool/tristate muckup bonding: initialization rework bonding: use is_zero_ether_addr bonding: network device names are case sensative bonding: elminate bad refcount code bonding: fix style issues bonding: fix destructor bonding: remove bonding read/write semaphore bonding: initialize before registration bonding: bond_create always called with default parameters x_tables: Convert printk to pr_err netfilter: conntrack: optional reliable conntrack event delivery list_nulls: add hlist_nulls_add_head and hlist_nulls_del ...
Diffstat (limited to 'drivers/net/tulip/de2104x.c')
-rw-r--r--drivers/net/tulip/de2104x.c15
1 files changed, 13 insertions, 2 deletions
diff --git a/drivers/net/tulip/de2104x.c b/drivers/net/tulip/de2104x.c
index d4c5ecc51f7..81f054dbb88 100644
--- a/drivers/net/tulip/de2104x.c
+++ b/drivers/net/tulip/de2104x.c
@@ -82,6 +82,13 @@ MODULE_PARM_DESC (rx_copybreak, "de2104x Breakpoint at which Rx packets are copi
NETIF_MSG_RX_ERR | \
NETIF_MSG_TX_ERR)
+/* Descriptor skip length in 32 bit longwords. */
+#ifndef CONFIG_DE2104X_DSL
+#define DSL 0
+#else
+#define DSL CONFIG_DE2104X_DSL
+#endif
+
#define DE_RX_RING_SIZE 64
#define DE_TX_RING_SIZE 64
#define DE_RING_BYTES \
@@ -153,6 +160,7 @@ enum {
CmdReset = (1 << 0),
CacheAlign16 = 0x00008000,
BurstLen4 = 0x00000400,
+ DescSkipLen = (DSL << 2),
/* Rx/TxPoll bits */
NormalTxPoll = (1 << 0),
@@ -246,7 +254,7 @@ static const u32 de_intr_mask =
* Set the programmable burst length to 4 longwords for all:
* DMA errors result without these values. Cache align 16 long.
*/
-static const u32 de_bus_mode = CacheAlign16 | BurstLen4;
+static const u32 de_bus_mode = CacheAlign16 | BurstLen4 | DescSkipLen;
struct de_srom_media_block {
u8 opts;
@@ -266,6 +274,9 @@ struct de_desc {
__le32 opts2;
__le32 addr1;
__le32 addr2;
+#if DSL
+ __le32 skip[DSL];
+#endif
};
struct media_info {
@@ -601,7 +612,7 @@ static int de_start_xmit (struct sk_buff *skb, struct net_device *dev)
if (tx_free == 0) {
netif_stop_queue(dev);
spin_unlock_irq(&de->lock);
- return 1;
+ return NETDEV_TX_BUSY;
}
tx_free--;