Merge branch 'upstream-linus' of master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/netdev-2.6

* 'upstream-linus' of master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/netdev-2.6: (107 commits)
  smc911x: fix compilation breakage wjen debug is on
  [netdrvr] eexpress: minor corrections
  add NAPI support to sb1250-mac.c
  ixgb: ROUND_UP macro cleanup in drivers/net/ixgb
  e1000: ROUND_UP macro cleanup in drivers/net/e1000
  Generic HDLC sparse annotations
  e100: Optionally use I/O mode only to access register space
  e100: allow bad MAC address when running with invalid eeprom csum
  ehea: fix for dlpar support
  ehea: fix for sysfs entries
  3C509: Remove unnecessary include of <linux/pm_legacy.h>
  NetXen: Fix for vmalloc issues
  NetXen: Fixes for Power PC architecture
  NetXen: Port swap feature for multi port cards
  NetXen: Removal of redundant macros
  NetXen: Multi PCI support for Quad cards
  NetXen: Removal of redundant argument passing
  NetXen: Use multiple PCI functions
  [netdrvr e100] experiment with doing RX in a similar manner to eepro100
  [PATCH] ieee80211: add missing global needed by IEEE80211_DEBUG_XXXX
  ...

1 files changed, 44 insertions, 34 deletions

diff --git a/drivers/net/s2io.c b/drivers/net/s2io.c
index 600d3ff347fc..290e1c1f30c6 100644
--- a/drivers/net/s2io.c
+++ b/drivers/net/s2io.c
@@ -1,6 +1,6 @@
 /************************************************************************
  * s2io.c: A Linux PCI-X Ethernet driver for Neterion 10GbE Server NIC
- * Copyright(c) 2002-2005 Neterion Inc.
+ * Copyright(c) 2002-2007 Neterion Inc.
 
  * This software may be used and distributed according to the terms of
  * the GNU General Public License (GPL), incorporated herein by reference.
@@ -84,7 +84,7 @@
 #include "s2io.h"
 #include "s2io-regs.h"
 
-#define DRV_VERSION "2.0.17.1"
+#define DRV_VERSION "2.0.22.1"
 
 /* S2io Driver name & version. */
 static char s2io_driver_name[] = "Neterion";
@@ -316,7 +316,7 @@ static void s2io_vlan_rx_register(struct net_device *dev,
 }
 
 /* A flag indicating whether 'RX_PA_CFG_STRIP_VLAN_TAG' bit is set or not */
-int vlan_strip_flag;
+static int vlan_strip_flag;
 
 /* Unregister the vlan */
 static void s2io_vlan_rx_kill_vid(struct net_device *dev, unsigned long vid)
@@ -394,7 +394,6 @@ static const u64 fix_mac[] = {
 	END_SIGN
 };
 
-MODULE_AUTHOR("Raghavendra Koushik <raghavendra.koushik@neterion.com>");
 MODULE_LICENSE("GPL");
 MODULE_VERSION(DRV_VERSION);
 
@@ -516,7 +515,7 @@ static int init_shared_mem(struct s2io_nic *nic)
 		mac_control->fifos[i].list_info = kmalloc(list_holder_size,
 							  GFP_KERNEL);
 		if (!mac_control->fifos[i].list_info) {
-			DBG_PRINT(ERR_DBG,
+			DBG_PRINT(INFO_DBG,
 				  "Malloc failed for list_info\n");
 			return -ENOMEM;
 		}
@@ -542,9 +541,9 @@ static int init_shared_mem(struct s2io_nic *nic)
 			tmp_v = pci_alloc_consistent(nic->pdev,
 						     PAGE_SIZE, &tmp_p);
 			if (!tmp_v) {
-				DBG_PRINT(ERR_DBG,
+				DBG_PRINT(INFO_DBG,
 					  "pci_alloc_consistent ");
-				DBG_PRINT(ERR_DBG, "failed for TxDL\n");
+				DBG_PRINT(INFO_DBG, "failed for TxDL\n");
 				return -ENOMEM;
 			}
 			/* If we got a zero DMA address(can happen on
@@ -561,9 +560,9 @@ static int init_shared_mem(struct s2io_nic *nic)
 				tmp_v = pci_alloc_consistent(nic->pdev,
 						     PAGE_SIZE, &tmp_p);
 				if (!tmp_v) {
-					DBG_PRINT(ERR_DBG,
+					DBG_PRINT(INFO_DBG,
 					  "pci_alloc_consistent ");
-					DBG_PRINT(ERR_DBG, "failed for TxDL\n");
+					DBG_PRINT(INFO_DBG, "failed for TxDL\n");
 					return -ENOMEM;
 				}
 			}
@@ -2187,7 +2186,7 @@ static int fill_rxd_3buf(struct s2io_nic *nic, struct RxD_t *rxdp, struct \
 	/* skb_shinfo(skb)->frag_list will have L4 data payload */
 	skb_shinfo(skb)->frag_list = dev_alloc_skb(dev->mtu + ALIGN_SIZE);
 	if (skb_shinfo(skb)->frag_list == NULL) {
-		DBG_PRINT(ERR_DBG, "%s: dev_alloc_skb failed\n ", dev->name);
+		DBG_PRINT(INFO_DBG, "%s: dev_alloc_skb failed\n ", dev->name);
 		return -ENOMEM ;
 	}
 	frag_list = skb_shinfo(skb)->frag_list;
@@ -2242,6 +2241,7 @@ static int fill_rx_buffers(struct s2io_nic *nic, int ring_no)
 	struct buffAdd *ba;
 	unsigned long flags;
 	struct RxD_t *first_rxdp = NULL;
+	u64 Buffer0_ptr = 0, Buffer1_ptr = 0;
 
 	mac_control = &nic->mac_control;
 	config = &nic->config;
@@ -2313,8 +2313,8 @@ static int fill_rx_buffers(struct s2io_nic *nic, int ring_no)
 		/* allocate skb */
 		skb = dev_alloc_skb(size);
 		if(!skb) {
-			DBG_PRINT(ERR_DBG, "%s: Out of ", dev->name);
-			DBG_PRINT(ERR_DBG, "memory to allocate SKBs\n");
+			DBG_PRINT(INFO_DBG, "%s: Out of ", dev->name);
+			DBG_PRINT(INFO_DBG, "memory to allocate SKBs\n");
 			if (first_rxdp) {
 				wmb();
 				first_rxdp->Control_1 |= RXD_OWN_XENA;
@@ -2342,7 +2342,14 @@ static int fill_rx_buffers(struct s2io_nic *nic, int ring_no)
 			 * payload
 			 */
 
+			/* save the buffer pointers to avoid frequent dma mapping */
+			Buffer0_ptr = ((struct RxD3*)rxdp)->Buffer0_ptr;
+			Buffer1_ptr = ((struct RxD3*)rxdp)->Buffer1_ptr;
 			memset(rxdp, 0, sizeof(struct RxD3));
+			/* restore the buffer pointers for dma sync*/
+			((struct RxD3*)rxdp)->Buffer0_ptr = Buffer0_ptr;
+			((struct RxD3*)rxdp)->Buffer1_ptr = Buffer1_ptr;
+
 			ba = &mac_control->rings[ring_no].ba[block_no][off];
 			skb_reserve(skb, BUF0_LEN);
 			tmp = (u64)(unsigned long) skb->data;
@@ -2573,8 +2580,8 @@ static int s2io_poll(struct net_device *dev, int *budget)
 
 	for (i = 0; i < config->rx_ring_num; i++) {
 		if (fill_rx_buffers(nic, i) == -ENOMEM) {
-			DBG_PRINT(ERR_DBG, "%s:Out of memory", dev->name);
-			DBG_PRINT(ERR_DBG, " in Rx Poll!!\n");
+			DBG_PRINT(INFO_DBG, "%s:Out of memory", dev->name);
+			DBG_PRINT(INFO_DBG, " in Rx Poll!!\n");
 			break;
 		}
 	}
@@ -2590,8 +2597,8 @@ no_rx:
 
 	for (i = 0; i < config->rx_ring_num; i++) {
 		if (fill_rx_buffers(nic, i) == -ENOMEM) {
-			DBG_PRINT(ERR_DBG, "%s:Out of memory", dev->name);
-			DBG_PRINT(ERR_DBG, " in Rx Poll!!\n");
+			DBG_PRINT(INFO_DBG, "%s:Out of memory", dev->name);
+			DBG_PRINT(INFO_DBG, " in Rx Poll!!\n");
 			break;
 		}
 	}
@@ -2640,8 +2647,8 @@ static void s2io_netpoll(struct net_device *dev)
 
 	for (i = 0; i < config->rx_ring_num; i++) {
 		if (fill_rx_buffers(nic, i) == -ENOMEM) {
-			DBG_PRINT(ERR_DBG, "%s:Out of memory", dev->name);
-			DBG_PRINT(ERR_DBG, " in Rx Netpoll!!\n");
+			DBG_PRINT(INFO_DBG, "%s:Out of memory", dev->name);
+			DBG_PRINT(INFO_DBG, " in Rx Netpoll!!\n");
 			break;
 		}
 	}
@@ -3307,6 +3314,7 @@ static void s2io_reset(struct s2io_nic * sp)
 	u16 subid, pci_cmd;
 	int i;
 	u16 val16;
+	unsigned long long reset_cnt = 0;
 	DBG_PRINT(INIT_DBG,"%s - Resetting XFrame card %s\n",
 			__FUNCTION__, sp->dev->name);
 
@@ -3372,6 +3380,11 @@ new_way:
 
 	/* Reset device statistics maintained by OS */
 	memset(&sp->stats, 0, sizeof (struct net_device_stats));
+	/* save reset count */
+	reset_cnt = sp->mac_control.stats_info->sw_stat.soft_reset_cnt;
+	memset(sp->mac_control.stats_info, 0, sizeof(struct stat_block));
+	/* restore reset count */
+	sp->mac_control.stats_info->sw_stat.soft_reset_cnt = reset_cnt;
 
 	/* SXE-002: Configure link and activity LED to turn it off */
 	subid = sp->pdev->subsystem_device;
@@ -3659,7 +3672,7 @@ static int s2io_enable_msi_x(struct s2io_nic *nic)
 	nic->entries = kmalloc(MAX_REQUESTED_MSI_X * sizeof(struct msix_entry),
 			       GFP_KERNEL);
 	if (nic->entries == NULL) {
-		DBG_PRINT(ERR_DBG, "%s: Memory allocation failed\n", __FUNCTION__);
+		DBG_PRINT(INFO_DBG, "%s: Memory allocation failed\n", __FUNCTION__);
 		return -ENOMEM;
 	}
 	memset(nic->entries, 0, MAX_REQUESTED_MSI_X * sizeof(struct msix_entry));
@@ -3668,7 +3681,7 @@ static int s2io_enable_msi_x(struct s2io_nic *nic)
 		kmalloc(MAX_REQUESTED_MSI_X * sizeof(struct s2io_msix_entry),
 				   GFP_KERNEL);
 	if (nic->s2io_entries == NULL) {
-		DBG_PRINT(ERR_DBG, "%s: Memory allocation failed\n", __FUNCTION__);
+		DBG_PRINT(INFO_DBG, "%s: Memory allocation failed\n", __FUNCTION__);
 		kfree(nic->entries);
 		return -ENOMEM;
 	}
@@ -4019,7 +4032,7 @@ static int s2io_chk_rx_buffers(struct s2io_nic *sp, int rng_n)
 			DBG_PRINT(INTR_DBG, "%s: Rx BD hit ", __FUNCTION__);
 			DBG_PRINT(INTR_DBG, "PANIC levels\n");
 			if ((ret = fill_rx_buffers(sp, rng_n)) == -ENOMEM) {
-				DBG_PRINT(ERR_DBG, "Out of memory in %s",
+				DBG_PRINT(INFO_DBG, "Out of memory in %s",
 					  __FUNCTION__);
 				clear_bit(0, (&sp->tasklet_status));
 				return -1;
@@ -4029,8 +4042,8 @@ static int s2io_chk_rx_buffers(struct s2io_nic *sp, int rng_n)
 			tasklet_schedule(&sp->task);
 
 	} else if (fill_rx_buffers(sp, rng_n) == -ENOMEM) {
-			DBG_PRINT(ERR_DBG, "%s:Out of memory", sp->dev->name);
-			DBG_PRINT(ERR_DBG, " in Rx Intr!!\n");
+			DBG_PRINT(INFO_DBG, "%s:Out of memory", sp->dev->name);
+			DBG_PRINT(INFO_DBG, " in Rx Intr!!\n");
 	}
 	return 0;
 }
@@ -4279,9 +4292,7 @@ static void s2io_updt_stats(struct s2io_nic *sp)
 			if (cnt == 5)
 				break; /* Updt failed */
 		} while(1);
-	} else {
-		memset(sp->mac_control.stats_info, 0, sizeof(struct stat_block));
-	}
+	} 
 }
 
 /**
@@ -5949,12 +5960,12 @@ static void s2io_tasklet(unsigned long dev_addr)
 		for (i = 0; i < config->rx_ring_num; i++) {
 			ret = fill_rx_buffers(sp, i);
 			if (ret == -ENOMEM) {
-				DBG_PRINT(ERR_DBG, "%s: Out of ",
+				DBG_PRINT(INFO_DBG, "%s: Out of ",
 					  dev->name);
 				DBG_PRINT(ERR_DBG, "memory in tasklet\n");
 				break;
 			} else if (ret == -EFILL) {
-				DBG_PRINT(ERR_DBG,
+				DBG_PRINT(INFO_DBG,
 					  "%s: Rx Ring %d is full\n",
 					  dev->name, i);
 				break;
@@ -6065,8 +6076,8 @@ static int set_rxd_buffer_pointer(struct s2io_nic *sp, struct RxD_t *rxdp,
 		} else {
 			*skb = dev_alloc_skb(size);
 			if (!(*skb)) {
-				DBG_PRINT(ERR_DBG, "%s: Out of ", dev->name);
-				DBG_PRINT(ERR_DBG, "memory to allocate SKBs\n");
+				DBG_PRINT(INFO_DBG, "%s: Out of ", dev->name);
+				DBG_PRINT(INFO_DBG, "memory to allocate SKBs\n");
 				return -ENOMEM ;
 			}
 			/* storing the mapped addr in a temp variable
@@ -6088,7 +6099,7 @@ static int set_rxd_buffer_pointer(struct s2io_nic *sp, struct RxD_t *rxdp,
 		} else {
 			*skb = dev_alloc_skb(size);
 			if (!(*skb)) {
-				DBG_PRINT(ERR_DBG, "%s: dev_alloc_skb failed\n",
+				DBG_PRINT(INFO_DBG, "%s: dev_alloc_skb failed\n",
 					dev->name);
 				return -ENOMEM;
 			}
@@ -6115,7 +6126,7 @@ static int set_rxd_buffer_pointer(struct s2io_nic *sp, struct RxD_t *rxdp,
 		} else {
 			*skb = dev_alloc_skb(size);
 			if (!(*skb)) {
-				DBG_PRINT(ERR_DBG, "%s: dev_alloc_skb failed\n",
+				DBG_PRINT(INFO_DBG, "%s: dev_alloc_skb failed\n",
 					  dev->name);
 				return -ENOMEM;
 			}
@@ -6616,7 +6627,6 @@ static int rx_osm_handler(struct ring_info *ring_data, struct RxD_t * rxdp)
 
 	/* Updating statistics */
 	rxdp->Host_Control = 0;
-	sp->rx_pkt_count++;
 	sp->stats.rx_packets++;
 	if (sp->rxd_mode == RXD_MODE_1) {
 		int len = RXD_GET_BUFFER0_SIZE_1(rxdp->Control_2);
@@ -7252,7 +7262,7 @@ s2io_init_nic(struct pci_dev *pdev, const struct pci_device_id *pre)
 		goto register_failed;
 	}
 	s2io_vpd_read(sp);
-	DBG_PRINT(ERR_DBG, "Copyright(c) 2002-2005 Neterion Inc.\n");
+	DBG_PRINT(ERR_DBG, "Copyright(c) 2002-2007 Neterion Inc.\n");
 	DBG_PRINT(ERR_DBG, "%s: Neterion %s (rev %d)\n",dev->name,
 		  sp->product_name, get_xena_rev_id(sp->pdev));
 	DBG_PRINT(ERR_DBG, "%s: Driver version %s\n", dev->name,