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-rw-r--r--drivers/net/3c509.c2
-rw-r--r--drivers/net/7990.c6
-rw-r--r--drivers/net/Kconfig2
-rw-r--r--drivers/net/atlx/atl1.c18
-rw-r--r--drivers/net/au1000_eth.c7
-rw-r--r--drivers/net/bfin_mac.c1
-rw-r--r--drivers/net/bnx2.c9
-rw-r--r--drivers/net/bnx2.h1
-rw-r--r--drivers/net/bnx2x.c5
-rw-r--r--drivers/net/bnx2x.h3
-rw-r--r--drivers/net/bnx2x_init.h3
-rw-r--r--drivers/net/cpmac.c234
-rw-r--r--drivers/net/cs89x0.c10
-rw-r--r--drivers/net/dm9000.c2
-rw-r--r--drivers/net/e1000e/netdev.c4
-rw-r--r--drivers/net/ehea/ehea_main.c24
-rw-r--r--drivers/net/fec_mpc52xx.c2
-rw-r--r--drivers/net/forcedeth.c21
-rw-r--r--drivers/net/fs_enet/fs_enet-main.c2
-rw-r--r--drivers/net/hamradio/baycom_epp.c2
-rw-r--r--drivers/net/hamradio/scc.c3
-rw-r--r--drivers/net/ipg.c4
-rw-r--r--drivers/net/irda/Kconfig1
-rw-r--r--drivers/net/ixgbe/ixgbe_82598.c4
-rw-r--r--drivers/net/myri10ge/myri10ge.c4
-rw-r--r--drivers/net/pcmcia/fmvj18x_cs.c4
-rw-r--r--drivers/net/pcmcia/xirc2ps_cs.c12
-rw-r--r--drivers/net/pcnet32.c4
-rw-r--r--drivers/net/phy/Kconfig2
-rw-r--r--drivers/net/phy/phy_device.c1
-rw-r--r--drivers/net/pppoe.c37
-rw-r--r--drivers/net/pppol2tp.c131
-rw-r--r--drivers/net/r6040.c2
-rw-r--r--drivers/net/s2io-regs.h2
-rw-r--r--drivers/net/s2io.c496
-rw-r--r--drivers/net/s2io.h22
-rw-r--r--drivers/net/sb1250-mac.c67
-rw-r--r--drivers/net/sc92031.c8
-rw-r--r--drivers/net/sfc/bitfield.h7
-rw-r--r--drivers/net/sfc/boards.c9
-rw-r--r--drivers/net/sfc/efx.c84
-rw-r--r--drivers/net/sfc/falcon.c91
-rw-r--r--drivers/net/sfc/falcon.h5
-rw-r--r--drivers/net/sfc/falcon_hwdefs.h4
-rw-r--r--drivers/net/sfc/falcon_io.h29
-rw-r--r--drivers/net/sfc/falcon_xmac.c12
-rw-r--r--drivers/net/sfc/net_driver.h44
-rw-r--r--drivers/net/sfc/rx.c48
-rw-r--r--drivers/net/sfc/selftest.c14
-rw-r--r--drivers/net/sfc/sfe4001.c14
-rw-r--r--drivers/net/sfc/tenxpress.c4
-rw-r--r--drivers/net/sfc/tx.c11
-rw-r--r--drivers/net/sfc/workarounds.h2
-rw-r--r--drivers/net/sfc/xfp_phy.c4
-rw-r--r--drivers/net/sky2.c31
-rw-r--r--drivers/net/smc911x.c24
-rw-r--r--drivers/net/smc91x.c17
-rw-r--r--drivers/net/smc91x.h8
-rw-r--r--drivers/net/sunhme.c4
-rw-r--r--drivers/net/tg3.c33
-rw-r--r--drivers/net/tokenring/3c359.h2
-rw-r--r--drivers/net/tokenring/olympic.h2
-rw-r--r--drivers/net/tulip/tulip_core.c12
-rw-r--r--drivers/net/tulip/uli526x.c16
-rw-r--r--drivers/net/ucc_geth.c9
-rw-r--r--drivers/net/ucc_geth_ethtool.c3
-rw-r--r--drivers/net/usb/asix.c4
-rw-r--r--drivers/net/usb/kaweth.c2
-rw-r--r--drivers/net/usb/rndis_host.c2
-rw-r--r--drivers/net/virtio_net.c91
-rw-r--r--drivers/net/wan/hdlc.c19
-rw-r--r--drivers/net/wan/hdlc_cisco.c82
-rw-r--r--drivers/net/wireless/airo.c2
-rw-r--r--drivers/net/wireless/b43/b43.h1
-rw-r--r--drivers/net/wireless/b43/main.c70
-rw-r--r--drivers/net/wireless/b43legacy/main.c17
-rw-r--r--drivers/net/wireless/hostap/hostap_main.c8
-rw-r--r--drivers/net/wireless/ipw2200.c203
-rw-r--r--drivers/net/wireless/ipw2200.h6
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-3945-led.c5
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-4965-rs.c3
-rw-r--r--drivers/net/wireless/libertas/cmd.c5
-rw-r--r--drivers/net/wireless/libertas/debugfs.c4
-rw-r--r--drivers/net/wireless/libertas/main.c2
-rw-r--r--drivers/net/wireless/p54/p54usb.c1
-rw-r--r--drivers/net/wireless/rndis_wlan.c65
-rw-r--r--drivers/net/wireless/rt2x00/rt2x00.h5
-rw-r--r--drivers/net/wireless/rt2x00/rt2x00config.c1
-rw-r--r--drivers/net/wireless/rt2x00/rt2x00dev.c8
-rw-r--r--drivers/net/wireless/rt2x00/rt2x00mac.c1
-rw-r--r--drivers/net/wireless/rtl8180_grf5101.c2
-rw-r--r--drivers/net/wireless/rtl8180_max2820.c5
-rw-r--r--drivers/net/wireless/rtl8180_sa2400.c2
-rw-r--r--drivers/net/wireless/zd1211rw/zd_mac.c2
-rw-r--r--drivers/net/xen-netfront.c6
95 files changed, 1450 insertions, 879 deletions
diff --git a/drivers/net/3c509.c b/drivers/net/3c509.c
index 87d8795823d7..b9d097c9f6bb 100644
--- a/drivers/net/3c509.c
+++ b/drivers/net/3c509.c
@@ -1062,7 +1062,6 @@ el3_rx(struct net_device *dev)
1062 struct sk_buff *skb; 1062 struct sk_buff *skb;
1063 1063
1064 skb = dev_alloc_skb(pkt_len+5); 1064 skb = dev_alloc_skb(pkt_len+5);
1065 dev->stats.rx_bytes += pkt_len;
1066 if (el3_debug > 4) 1065 if (el3_debug > 4)
1067 printk("Receiving packet size %d status %4.4x.\n", 1066 printk("Receiving packet size %d status %4.4x.\n",
1068 pkt_len, rx_status); 1067 pkt_len, rx_status);
@@ -1077,6 +1076,7 @@ el3_rx(struct net_device *dev)
1077 skb->protocol = eth_type_trans(skb,dev); 1076 skb->protocol = eth_type_trans(skb,dev);
1078 netif_rx(skb); 1077 netif_rx(skb);
1079 dev->last_rx = jiffies; 1078 dev->last_rx = jiffies;
1079 dev->stats.rx_bytes += pkt_len;
1080 dev->stats.rx_packets++; 1080 dev->stats.rx_packets++;
1081 continue; 1081 continue;
1082 } 1082 }
diff --git a/drivers/net/7990.c b/drivers/net/7990.c
index 750a46f4bc58..ad6b8a5b6574 100644
--- a/drivers/net/7990.c
+++ b/drivers/net/7990.c
@@ -506,6 +506,7 @@ int lance_open (struct net_device *dev)
506 506
507 return res; 507 return res;
508} 508}
509EXPORT_SYMBOL_GPL(lance_open);
509 510
510int lance_close (struct net_device *dev) 511int lance_close (struct net_device *dev)
511{ 512{
@@ -521,6 +522,7 @@ int lance_close (struct net_device *dev)
521 522
522 return 0; 523 return 0;
523} 524}
525EXPORT_SYMBOL_GPL(lance_close);
524 526
525void lance_tx_timeout(struct net_device *dev) 527void lance_tx_timeout(struct net_device *dev)
526{ 528{
@@ -529,7 +531,7 @@ void lance_tx_timeout(struct net_device *dev)
529 dev->trans_start = jiffies; 531 dev->trans_start = jiffies;
530 netif_wake_queue (dev); 532 netif_wake_queue (dev);
531} 533}
532 534EXPORT_SYMBOL_GPL(lance_tx_timeout);
533 535
534int lance_start_xmit (struct sk_buff *skb, struct net_device *dev) 536int lance_start_xmit (struct sk_buff *skb, struct net_device *dev)
535{ 537{
@@ -586,6 +588,7 @@ int lance_start_xmit (struct sk_buff *skb, struct net_device *dev)
586 588
587 return 0; 589 return 0;
588} 590}
591EXPORT_SYMBOL_GPL(lance_start_xmit);
589 592
590/* taken from the depca driver via a2065.c */ 593/* taken from the depca driver via a2065.c */
591static void lance_load_multicast (struct net_device *dev) 594static void lance_load_multicast (struct net_device *dev)
@@ -654,6 +657,7 @@ void lance_set_multicast (struct net_device *dev)
654 if (!stopped) 657 if (!stopped)
655 netif_start_queue (dev); 658 netif_start_queue (dev);
656} 659}
660EXPORT_SYMBOL_GPL(lance_set_multicast);
657 661
658#ifdef CONFIG_NET_POLL_CONTROLLER 662#ifdef CONFIG_NET_POLL_CONTROLLER
659void lance_poll(struct net_device *dev) 663void lance_poll(struct net_device *dev)
diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig
index dd0ec9ebc939..f4182cfffe9d 100644
--- a/drivers/net/Kconfig
+++ b/drivers/net/Kconfig
@@ -2426,7 +2426,7 @@ config CHELSIO_T3
2426 2426
2427config EHEA 2427config EHEA
2428 tristate "eHEA Ethernet support" 2428 tristate "eHEA Ethernet support"
2429 depends on IBMEBUS && INET && SPARSEMEM && MEMORY_HOTPLUG 2429 depends on IBMEBUS && INET && SPARSEMEM
2430 select INET_LRO 2430 select INET_LRO
2431 ---help--- 2431 ---help---
2432 This driver supports the IBM pSeries eHEA ethernet adapter. 2432 This driver supports the IBM pSeries eHEA ethernet adapter.
diff --git a/drivers/net/atlx/atl1.c b/drivers/net/atlx/atl1.c
index 6e4c80d41b08..99e0b4cdc56f 100644
--- a/drivers/net/atlx/atl1.c
+++ b/drivers/net/atlx/atl1.c
@@ -637,22 +637,6 @@ static s32 atl1_phy_leave_power_saving(struct atl1_hw *hw)
637} 637}
638 638
639/* 639/*
640 * Force the PHY into power saving mode using vendor magic.
641 */
642#ifdef CONFIG_PM
643static void atl1_phy_enter_power_saving(struct atl1_hw *hw)
644{
645 atl1_write_phy_reg(hw, MII_DBG_ADDR, 0);
646 atl1_write_phy_reg(hw, MII_DBG_DATA, 0x124E);
647 atl1_write_phy_reg(hw, MII_DBG_ADDR, 2);
648 atl1_write_phy_reg(hw, MII_DBG_DATA, 0x3000);
649 atl1_write_phy_reg(hw, MII_DBG_ADDR, 3);
650 atl1_write_phy_reg(hw, MII_DBG_DATA, 0);
651
652}
653#endif
654
655/*
656 * Resets the PHY and make all config validate 640 * Resets the PHY and make all config validate
657 * hw - Struct containing variables accessed by shared code 641 * hw - Struct containing variables accessed by shared code
658 * 642 *
@@ -2023,6 +2007,7 @@ rrd_ok:
2023 /* Good Receive */ 2007 /* Good Receive */
2024 pci_unmap_page(adapter->pdev, buffer_info->dma, 2008 pci_unmap_page(adapter->pdev, buffer_info->dma,
2025 buffer_info->length, PCI_DMA_FROMDEVICE); 2009 buffer_info->length, PCI_DMA_FROMDEVICE);
2010 buffer_info->dma = 0;
2026 skb = buffer_info->skb; 2011 skb = buffer_info->skb;
2027 length = le16_to_cpu(rrd->xsz.xsum_sz.pkt_size); 2012 length = le16_to_cpu(rrd->xsz.xsum_sz.pkt_size);
2028 2013
@@ -2859,7 +2844,6 @@ disable_wol:
2859 ctrl |= PCIE_PHYMISC_FORCE_RCV_DET; 2844 ctrl |= PCIE_PHYMISC_FORCE_RCV_DET;
2860 iowrite32(ctrl, hw->hw_addr + REG_PCIE_PHYMISC); 2845 iowrite32(ctrl, hw->hw_addr + REG_PCIE_PHYMISC);
2861 ioread32(hw->hw_addr + REG_PCIE_PHYMISC); 2846 ioread32(hw->hw_addr + REG_PCIE_PHYMISC);
2862 atl1_phy_enter_power_saving(hw);
2863 hw->phy_configured = false; 2847 hw->phy_configured = false;
2864 pci_enable_wake(pdev, pci_choose_state(pdev, state), 0); 2848 pci_enable_wake(pdev, pci_choose_state(pdev, state), 0);
2865exit: 2849exit:
diff --git a/drivers/net/au1000_eth.c b/drivers/net/au1000_eth.c
index 3634b5fd7919..7023d77bf380 100644
--- a/drivers/net/au1000_eth.c
+++ b/drivers/net/au1000_eth.c
@@ -1239,12 +1239,7 @@ static int au1000_rx(struct net_device *dev)
1239 */ 1239 */
1240static irqreturn_t au1000_interrupt(int irq, void *dev_id) 1240static irqreturn_t au1000_interrupt(int irq, void *dev_id)
1241{ 1241{
1242 struct net_device *dev = (struct net_device *) dev_id; 1242 struct net_device *dev = dev_id;
1243
1244 if (dev == NULL) {
1245 printk(KERN_ERR "%s: isr: null dev ptr\n", dev->name);
1246 return IRQ_RETVAL(1);
1247 }
1248 1243
1249 /* Handle RX interrupts first to minimize chance of overrun */ 1244 /* Handle RX interrupts first to minimize chance of overrun */
1250 1245
diff --git a/drivers/net/bfin_mac.c b/drivers/net/bfin_mac.c
index 89c0018132ec..41443435ab1c 100644
--- a/drivers/net/bfin_mac.c
+++ b/drivers/net/bfin_mac.c
@@ -22,7 +22,6 @@
22#include <linux/crc32.h> 22#include <linux/crc32.h>
23#include <linux/device.h> 23#include <linux/device.h>
24#include <linux/spinlock.h> 24#include <linux/spinlock.h>
25#include <linux/ethtool.h>
26#include <linux/mii.h> 25#include <linux/mii.h>
27#include <linux/phy.h> 26#include <linux/phy.h>
28#include <linux/netdevice.h> 27#include <linux/netdevice.h>
diff --git a/drivers/net/bnx2.c b/drivers/net/bnx2.c
index 4b46e68183e0..367b6d462708 100644
--- a/drivers/net/bnx2.c
+++ b/drivers/net/bnx2.c
@@ -5724,14 +5724,12 @@ bnx2_reset_task(struct work_struct *work)
5724 if (!netif_running(bp->dev)) 5724 if (!netif_running(bp->dev))
5725 return; 5725 return;
5726 5726
5727 bp->in_reset_task = 1;
5728 bnx2_netif_stop(bp); 5727 bnx2_netif_stop(bp);
5729 5728
5730 bnx2_init_nic(bp); 5729 bnx2_init_nic(bp);
5731 5730
5732 atomic_set(&bp->intr_sem, 1); 5731 atomic_set(&bp->intr_sem, 1);
5733 bnx2_netif_start(bp); 5732 bnx2_netif_start(bp);
5734 bp->in_reset_task = 0;
5735} 5733}
5736 5734
5737static void 5735static void
@@ -5907,12 +5905,7 @@ bnx2_close(struct net_device *dev)
5907 struct bnx2 *bp = netdev_priv(dev); 5905 struct bnx2 *bp = netdev_priv(dev);
5908 u32 reset_code; 5906 u32 reset_code;
5909 5907
5910 /* Calling flush_scheduled_work() may deadlock because 5908 cancel_work_sync(&bp->reset_task);
5911 * linkwatch_event() may be on the workqueue and it will try to get
5912 * the rtnl_lock which we are holding.
5913 */
5914 while (bp->in_reset_task)
5915 msleep(1);
5916 5909
5917 bnx2_disable_int_sync(bp); 5910 bnx2_disable_int_sync(bp);
5918 bnx2_napi_disable(bp); 5911 bnx2_napi_disable(bp);
diff --git a/drivers/net/bnx2.h b/drivers/net/bnx2.h
index 1eaf5bb3d9c2..2377cc13bf61 100644
--- a/drivers/net/bnx2.h
+++ b/drivers/net/bnx2.h
@@ -6656,7 +6656,6 @@ struct bnx2 {
6656 int current_interval; 6656 int current_interval;
6657 struct timer_list timer; 6657 struct timer_list timer;
6658 struct work_struct reset_task; 6658 struct work_struct reset_task;
6659 int in_reset_task;
6660 6659
6661 /* Used to synchronize phy accesses. */ 6660 /* Used to synchronize phy accesses. */
6662 spinlock_t phy_lock; 6661 spinlock_t phy_lock;
diff --git a/drivers/net/bnx2x.c b/drivers/net/bnx2x.c
index 7bdb5af35951..70cba64732ca 100644
--- a/drivers/net/bnx2x.c
+++ b/drivers/net/bnx2x.c
@@ -6,7 +6,8 @@
6 * it under the terms of the GNU General Public License as published by 6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation. 7 * the Free Software Foundation.
8 * 8 *
9 * Written by: Eliezer Tamir <eliezert@broadcom.com> 9 * Maintained by: Eilon Greenstein <eilong@broadcom.com>
10 * Written by: Eliezer Tamir
10 * Based on code from Michael Chan's bnx2 driver 11 * Based on code from Michael Chan's bnx2 driver
11 * UDP CSUM errata workaround by Arik Gendelman 12 * UDP CSUM errata workaround by Arik Gendelman
12 * Slowpath rework by Vladislav Zolotarov 13 * Slowpath rework by Vladislav Zolotarov
@@ -74,7 +75,7 @@ static char version[] __devinitdata =
74 "Broadcom NetXtreme II 5771X 10Gigabit Ethernet Driver " 75 "Broadcom NetXtreme II 5771X 10Gigabit Ethernet Driver "
75 DRV_MODULE_NAME " " DRV_MODULE_VERSION " (" DRV_MODULE_RELDATE ")\n"; 76 DRV_MODULE_NAME " " DRV_MODULE_VERSION " (" DRV_MODULE_RELDATE ")\n";
76 77
77MODULE_AUTHOR("Eliezer Tamir <eliezert@broadcom.com>"); 78MODULE_AUTHOR("Eliezer Tamir");
78MODULE_DESCRIPTION("Broadcom NetXtreme II BCM57710 Driver"); 79MODULE_DESCRIPTION("Broadcom NetXtreme II BCM57710 Driver");
79MODULE_LICENSE("GPL"); 80MODULE_LICENSE("GPL");
80MODULE_VERSION(DRV_MODULE_VERSION); 81MODULE_VERSION(DRV_MODULE_VERSION);
diff --git a/drivers/net/bnx2x.h b/drivers/net/bnx2x.h
index 4f0c0d31e7c1..8e68d06510a6 100644
--- a/drivers/net/bnx2x.h
+++ b/drivers/net/bnx2x.h
@@ -6,7 +6,8 @@
6 * it under the terms of the GNU General Public License as published by 6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation. 7 * the Free Software Foundation.
8 * 8 *
9 * Written by: Eliezer Tamir <eliezert@broadcom.com> 9 * Maintained by: Eilon Greenstein <eilong@broadcom.com>
10 * Written by: Eliezer Tamir
10 * Based on code from Michael Chan's bnx2 driver 11 * Based on code from Michael Chan's bnx2 driver
11 */ 12 */
12 13
diff --git a/drivers/net/bnx2x_init.h b/drivers/net/bnx2x_init.h
index dcaecc53bdb1..370686eef97c 100644
--- a/drivers/net/bnx2x_init.h
+++ b/drivers/net/bnx2x_init.h
@@ -6,7 +6,8 @@
6 * it under the terms of the GNU General Public License as published by 6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation. 7 * the Free Software Foundation.
8 * 8 *
9 * Written by: Eliezer Tamir <eliezert@broadcom.com> 9 * Maintained by: Eilon Greenstein <eilong@broadcom.com>
10 * Written by: Eliezer Tamir
10 */ 11 */
11 12
12#ifndef BNX2X_INIT_H 13#ifndef BNX2X_INIT_H
diff --git a/drivers/net/cpmac.c b/drivers/net/cpmac.c
index 2b5740b3d182..7f3f62e1b113 100644
--- a/drivers/net/cpmac.c
+++ b/drivers/net/cpmac.c
@@ -38,6 +38,7 @@
38#include <linux/platform_device.h> 38#include <linux/platform_device.h>
39#include <linux/dma-mapping.h> 39#include <linux/dma-mapping.h>
40#include <asm/gpio.h> 40#include <asm/gpio.h>
41#include <asm/atomic.h>
41 42
42MODULE_AUTHOR("Eugene Konev <ejka@imfi.kspu.ru>"); 43MODULE_AUTHOR("Eugene Konev <ejka@imfi.kspu.ru>");
43MODULE_DESCRIPTION("TI AR7 ethernet driver (CPMAC)"); 44MODULE_DESCRIPTION("TI AR7 ethernet driver (CPMAC)");
@@ -187,6 +188,7 @@ struct cpmac_desc {
187#define CPMAC_EOQ 0x1000 188#define CPMAC_EOQ 0x1000
188 struct sk_buff *skb; 189 struct sk_buff *skb;
189 struct cpmac_desc *next; 190 struct cpmac_desc *next;
191 struct cpmac_desc *prev;
190 dma_addr_t mapping; 192 dma_addr_t mapping;
191 dma_addr_t data_mapping; 193 dma_addr_t data_mapping;
192}; 194};
@@ -208,6 +210,7 @@ struct cpmac_priv {
208 struct work_struct reset_work; 210 struct work_struct reset_work;
209 struct platform_device *pdev; 211 struct platform_device *pdev;
210 struct napi_struct napi; 212 struct napi_struct napi;
213 atomic_t reset_pending;
211}; 214};
212 215
213static irqreturn_t cpmac_irq(int, void *); 216static irqreturn_t cpmac_irq(int, void *);
@@ -241,6 +244,16 @@ static void cpmac_dump_desc(struct net_device *dev, struct cpmac_desc *desc)
241 printk("\n"); 244 printk("\n");
242} 245}
243 246
247static void cpmac_dump_all_desc(struct net_device *dev)
248{
249 struct cpmac_priv *priv = netdev_priv(dev);
250 struct cpmac_desc *dump = priv->rx_head;
251 do {
252 cpmac_dump_desc(dev, dump);
253 dump = dump->next;
254 } while (dump != priv->rx_head);
255}
256
244static void cpmac_dump_skb(struct net_device *dev, struct sk_buff *skb) 257static void cpmac_dump_skb(struct net_device *dev, struct sk_buff *skb)
245{ 258{
246 int i; 259 int i;
@@ -412,21 +425,42 @@ static struct sk_buff *cpmac_rx_one(struct cpmac_priv *priv,
412static int cpmac_poll(struct napi_struct *napi, int budget) 425static int cpmac_poll(struct napi_struct *napi, int budget)
413{ 426{
414 struct sk_buff *skb; 427 struct sk_buff *skb;
415 struct cpmac_desc *desc; 428 struct cpmac_desc *desc, *restart;
416 int received = 0;
417 struct cpmac_priv *priv = container_of(napi, struct cpmac_priv, napi); 429 struct cpmac_priv *priv = container_of(napi, struct cpmac_priv, napi);
430 int received = 0, processed = 0;
418 431
419 spin_lock(&priv->rx_lock); 432 spin_lock(&priv->rx_lock);
420 if (unlikely(!priv->rx_head)) { 433 if (unlikely(!priv->rx_head)) {
421 if (netif_msg_rx_err(priv) && net_ratelimit()) 434 if (netif_msg_rx_err(priv) && net_ratelimit())
422 printk(KERN_WARNING "%s: rx: polling, but no queue\n", 435 printk(KERN_WARNING "%s: rx: polling, but no queue\n",
423 priv->dev->name); 436 priv->dev->name);
437 spin_unlock(&priv->rx_lock);
424 netif_rx_complete(priv->dev, napi); 438 netif_rx_complete(priv->dev, napi);
425 return 0; 439 return 0;
426 } 440 }
427 441
428 desc = priv->rx_head; 442 desc = priv->rx_head;
443 restart = NULL;
429 while (((desc->dataflags & CPMAC_OWN) == 0) && (received < budget)) { 444 while (((desc->dataflags & CPMAC_OWN) == 0) && (received < budget)) {
445 processed++;
446
447 if ((desc->dataflags & CPMAC_EOQ) != 0) {
448 /* The last update to eoq->hw_next didn't happen
449 * soon enough, and the receiver stopped here.
450 *Remember this descriptor so we can restart
451 * the receiver after freeing some space.
452 */
453 if (unlikely(restart)) {
454 if (netif_msg_rx_err(priv))
455 printk(KERN_ERR "%s: poll found a"
456 " duplicate EOQ: %p and %p\n",
457 priv->dev->name, restart, desc);
458 goto fatal_error;
459 }
460
461 restart = desc->next;
462 }
463
430 skb = cpmac_rx_one(priv, desc); 464 skb = cpmac_rx_one(priv, desc);
431 if (likely(skb)) { 465 if (likely(skb)) {
432 netif_receive_skb(skb); 466 netif_receive_skb(skb);
@@ -435,19 +469,90 @@ static int cpmac_poll(struct napi_struct *napi, int budget)
435 desc = desc->next; 469 desc = desc->next;
436 } 470 }
437 471
472 if (desc != priv->rx_head) {
473 /* We freed some buffers, but not the whole ring,
474 * add what we did free to the rx list */
475 desc->prev->hw_next = (u32)0;
476 priv->rx_head->prev->hw_next = priv->rx_head->mapping;
477 }
478
479 /* Optimization: If we did not actually process an EOQ (perhaps because
480 * of quota limits), check to see if the tail of the queue has EOQ set.
481 * We should immediately restart in that case so that the receiver can
482 * restart and run in parallel with more packet processing.
483 * This lets us handle slightly larger bursts before running
484 * out of ring space (assuming dev->weight < ring_size) */
485
486 if (!restart &&
487 (priv->rx_head->prev->dataflags & (CPMAC_OWN|CPMAC_EOQ))
488 == CPMAC_EOQ &&
489 (priv->rx_head->dataflags & CPMAC_OWN) != 0) {
490 /* reset EOQ so the poll loop (above) doesn't try to
491 * restart this when it eventually gets to this descriptor.
492 */
493 priv->rx_head->prev->dataflags &= ~CPMAC_EOQ;
494 restart = priv->rx_head;
495 }
496
497 if (restart) {
498 priv->dev->stats.rx_errors++;
499 priv->dev->stats.rx_fifo_errors++;
500 if (netif_msg_rx_err(priv) && net_ratelimit())
501 printk(KERN_WARNING "%s: rx dma ring overrun\n",
502 priv->dev->name);
503
504 if (unlikely((restart->dataflags & CPMAC_OWN) == 0)) {
505 if (netif_msg_drv(priv))
506 printk(KERN_ERR "%s: cpmac_poll is trying to "
507 "restart rx from a descriptor that's "
508 "not free: %p\n",
509 priv->dev->name, restart);
510 goto fatal_error;
511 }
512
513 cpmac_write(priv->regs, CPMAC_RX_PTR(0), restart->mapping);
514 }
515
438 priv->rx_head = desc; 516 priv->rx_head = desc;
439 spin_unlock(&priv->rx_lock); 517 spin_unlock(&priv->rx_lock);
440 if (unlikely(netif_msg_rx_status(priv))) 518 if (unlikely(netif_msg_rx_status(priv)))
441 printk(KERN_DEBUG "%s: poll processed %d packets\n", 519 printk(KERN_DEBUG "%s: poll processed %d packets\n",
442 priv->dev->name, received); 520 priv->dev->name, received);
443 if (desc->dataflags & CPMAC_OWN) { 521 if (processed == 0) {
522 /* we ran out of packets to read,
523 * revert to interrupt-driven mode */
444 netif_rx_complete(priv->dev, napi); 524 netif_rx_complete(priv->dev, napi);
445 cpmac_write(priv->regs, CPMAC_RX_PTR(0), (u32)desc->mapping);
446 cpmac_write(priv->regs, CPMAC_RX_INT_ENABLE, 1); 525 cpmac_write(priv->regs, CPMAC_RX_INT_ENABLE, 1);
447 return 0; 526 return 0;
448 } 527 }
449 528
450 return 1; 529 return 1;
530
531fatal_error:
532 /* Something went horribly wrong.
533 * Reset hardware to try to recover rather than wedging. */
534
535 if (netif_msg_drv(priv)) {
536 printk(KERN_ERR "%s: cpmac_poll is confused. "
537 "Resetting hardware\n", priv->dev->name);
538 cpmac_dump_all_desc(priv->dev);
539 printk(KERN_DEBUG "%s: RX_PTR(0)=0x%08x RX_ACK(0)=0x%08x\n",
540 priv->dev->name,
541 cpmac_read(priv->regs, CPMAC_RX_PTR(0)),
542 cpmac_read(priv->regs, CPMAC_RX_ACK(0)));
543 }
544
545 spin_unlock(&priv->rx_lock);
546 netif_rx_complete(priv->dev, napi);
547 netif_stop_queue(priv->dev);
548 napi_disable(&priv->napi);
549
550 atomic_inc(&priv->reset_pending);
551 cpmac_hw_stop(priv->dev);
552 if (!schedule_work(&priv->reset_work))
553 atomic_dec(&priv->reset_pending);
554 return 0;
555
451} 556}
452 557
453static int cpmac_start_xmit(struct sk_buff *skb, struct net_device *dev) 558static int cpmac_start_xmit(struct sk_buff *skb, struct net_device *dev)
@@ -456,6 +561,9 @@ static int cpmac_start_xmit(struct sk_buff *skb, struct net_device *dev)
456 struct cpmac_desc *desc; 561 struct cpmac_desc *desc;
457 struct cpmac_priv *priv = netdev_priv(dev); 562 struct cpmac_priv *priv = netdev_priv(dev);
458 563
564 if (unlikely(atomic_read(&priv->reset_pending)))
565 return NETDEV_TX_BUSY;
566
459 if (unlikely(skb_padto(skb, ETH_ZLEN))) 567 if (unlikely(skb_padto(skb, ETH_ZLEN)))
460 return NETDEV_TX_OK; 568 return NETDEV_TX_OK;
461 569
@@ -621,8 +729,10 @@ static void cpmac_clear_rx(struct net_device *dev)
621 desc->dataflags = CPMAC_OWN; 729 desc->dataflags = CPMAC_OWN;
622 dev->stats.rx_dropped++; 730 dev->stats.rx_dropped++;
623 } 731 }
732 desc->hw_next = desc->next->mapping;
624 desc = desc->next; 733 desc = desc->next;
625 } 734 }
735 priv->rx_head->prev->hw_next = 0;
626} 736}
627 737
628static void cpmac_clear_tx(struct net_device *dev) 738static void cpmac_clear_tx(struct net_device *dev)
@@ -635,14 +745,14 @@ static void cpmac_clear_tx(struct net_device *dev)
635 priv->desc_ring[i].dataflags = 0; 745 priv->desc_ring[i].dataflags = 0;
636 if (priv->desc_ring[i].skb) { 746 if (priv->desc_ring[i].skb) {
637 dev_kfree_skb_any(priv->desc_ring[i].skb); 747 dev_kfree_skb_any(priv->desc_ring[i].skb);
638 if (netif_subqueue_stopped(dev, i)) 748 priv->desc_ring[i].skb = NULL;
639 netif_wake_subqueue(dev, i);
640 } 749 }
641 } 750 }
642} 751}
643 752
644static void cpmac_hw_error(struct work_struct *work) 753static void cpmac_hw_error(struct work_struct *work)
645{ 754{
755 int i;
646 struct cpmac_priv *priv = 756 struct cpmac_priv *priv =
647 container_of(work, struct cpmac_priv, reset_work); 757 container_of(work, struct cpmac_priv, reset_work);
648 758
@@ -651,8 +761,48 @@ static void cpmac_hw_error(struct work_struct *work)
651 spin_unlock(&priv->rx_lock); 761 spin_unlock(&priv->rx_lock);
652 cpmac_clear_tx(priv->dev); 762 cpmac_clear_tx(priv->dev);
653 cpmac_hw_start(priv->dev); 763 cpmac_hw_start(priv->dev);
654 napi_enable(&priv->napi); 764 barrier();
655 netif_start_queue(priv->dev); 765 atomic_dec(&priv->reset_pending);
766
767 for (i = 0; i < CPMAC_QUEUES; i++)
768 netif_wake_subqueue(priv->dev, i);
769 netif_wake_queue(priv->dev);
770 cpmac_write(priv->regs, CPMAC_MAC_INT_ENABLE, 3);
771}
772
773static void cpmac_check_status(struct net_device *dev)
774{
775 struct cpmac_priv *priv = netdev_priv(dev);
776
777 u32 macstatus = cpmac_read(priv->regs, CPMAC_MAC_STATUS);
778 int rx_channel = (macstatus >> 8) & 7;
779 int rx_code = (macstatus >> 12) & 15;
780 int tx_channel = (macstatus >> 16) & 7;
781 int tx_code = (macstatus >> 20) & 15;
782
783 if (rx_code || tx_code) {
784 if (netif_msg_drv(priv) && net_ratelimit()) {
785 /* Can't find any documentation on what these
786 *error codes actually are. So just log them and hope..
787 */
788 if (rx_code)
789 printk(KERN_WARNING "%s: host error %d on rx "
790 "channel %d (macstatus %08x), resetting\n",
791 dev->name, rx_code, rx_channel, macstatus);
792 if (tx_code)
793 printk(KERN_WARNING "%s: host error %d on tx "
794 "channel %d (macstatus %08x), resetting\n",
795 dev->name, tx_code, tx_channel, macstatus);
796 }
797
798 netif_stop_queue(dev);
799 cpmac_hw_stop(dev);
800 if (schedule_work(&priv->reset_work))
801 atomic_inc(&priv->reset_pending);
802 if (unlikely(netif_msg_hw(priv)))
803 cpmac_dump_regs(dev);
804 }
805 cpmac_write(priv->regs, CPMAC_MAC_INT_CLEAR, 0xff);
656} 806}
657 807
658static irqreturn_t cpmac_irq(int irq, void *dev_id) 808static irqreturn_t cpmac_irq(int irq, void *dev_id)
@@ -683,49 +833,32 @@ static irqreturn_t cpmac_irq(int irq, void *dev_id)
683 833
684 cpmac_write(priv->regs, CPMAC_MAC_EOI_VECTOR, 0); 834 cpmac_write(priv->regs, CPMAC_MAC_EOI_VECTOR, 0);
685 835
686 if (unlikely(status & (MAC_INT_HOST | MAC_INT_STATUS))) { 836 if (unlikely(status & (MAC_INT_HOST | MAC_INT_STATUS)))
687 if (netif_msg_drv(priv) && net_ratelimit()) 837 cpmac_check_status(dev);
688 printk(KERN_ERR "%s: hw error, resetting...\n",
689 dev->name);
690 netif_stop_queue(dev);
691 napi_disable(&priv->napi);
692 cpmac_hw_stop(dev);
693 schedule_work(&priv->reset_work);
694 if (unlikely(netif_msg_hw(priv)))
695 cpmac_dump_regs(dev);
696 }
697 838
698 return IRQ_HANDLED; 839 return IRQ_HANDLED;
699} 840}
700 841
701static void cpmac_tx_timeout(struct net_device *dev) 842static void cpmac_tx_timeout(struct net_device *dev)
702{ 843{
703 struct cpmac_priv *priv = netdev_priv(dev);
704 int i; 844 int i;
845 struct cpmac_priv *priv = netdev_priv(dev);
705 846
706 spin_lock(&priv->lock); 847 spin_lock(&priv->lock);
707 dev->stats.tx_errors++; 848 dev->stats.tx_errors++;
708 spin_unlock(&priv->lock); 849 spin_unlock(&priv->lock);
709 if (netif_msg_tx_err(priv) && net_ratelimit()) 850 if (netif_msg_tx_err(priv) && net_ratelimit())
710 printk(KERN_WARNING "%s: transmit timeout\n", dev->name); 851 printk(KERN_WARNING "%s: transmit timeout\n", dev->name);
711 /* 852
712 * FIXME: waking up random queue is not the best thing to 853 atomic_inc(&priv->reset_pending);
713 * do... on the other hand why we got here at all? 854 barrier();
714 */ 855 cpmac_clear_tx(dev);
715#ifdef CONFIG_NETDEVICES_MULTIQUEUE 856 barrier();
857 atomic_dec(&priv->reset_pending);
858
859 netif_wake_queue(priv->dev);
716 for (i = 0; i < CPMAC_QUEUES; i++) 860 for (i = 0; i < CPMAC_QUEUES; i++)
717 if (priv->desc_ring[i].skb) { 861 netif_wake_subqueue(dev, i);
718 priv->desc_ring[i].dataflags = 0;
719 dev_kfree_skb_any(priv->desc_ring[i].skb);
720 netif_wake_subqueue(dev, i);
721 break;
722 }
723#else
724 priv->desc_ring[0].dataflags = 0;
725 if (priv->desc_ring[0].skb)
726 dev_kfree_skb_any(priv->desc_ring[0].skb);
727 netif_wake_queue(dev);
728#endif
729} 862}
730 863
731static int cpmac_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) 864static int cpmac_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
@@ -901,9 +1034,12 @@ static int cpmac_open(struct net_device *dev)
901 desc->buflen = CPMAC_SKB_SIZE; 1034 desc->buflen = CPMAC_SKB_SIZE;
902 desc->dataflags = CPMAC_OWN; 1035 desc->dataflags = CPMAC_OWN;
903 desc->next = &priv->rx_head[(i + 1) % priv->ring_size]; 1036 desc->next = &priv->rx_head[(i + 1) % priv->ring_size];
1037 desc->next->prev = desc;
904 desc->hw_next = (u32)desc->next->mapping; 1038 desc->hw_next = (u32)desc->next->mapping;
905 } 1039 }
906 1040
1041 priv->rx_head->prev->hw_next = (u32)0;
1042
907 if ((res = request_irq(dev->irq, cpmac_irq, IRQF_SHARED, 1043 if ((res = request_irq(dev->irq, cpmac_irq, IRQF_SHARED,
908 dev->name, dev))) { 1044 dev->name, dev))) {
909 if (netif_msg_drv(priv)) 1045 if (netif_msg_drv(priv))
@@ -912,6 +1048,7 @@ static int cpmac_open(struct net_device *dev)
912 goto fail_irq; 1048 goto fail_irq;
913 } 1049 }
914 1050
1051 atomic_set(&priv->reset_pending, 0);
915 INIT_WORK(&priv->reset_work, cpmac_hw_error); 1052 INIT_WORK(&priv->reset_work, cpmac_hw_error);
916 cpmac_hw_start(dev); 1053 cpmac_hw_start(dev);
917 1054
@@ -1007,21 +1144,10 @@ static int __devinit cpmac_probe(struct platform_device *pdev)
1007 1144
1008 if (phy_id == PHY_MAX_ADDR) { 1145 if (phy_id == PHY_MAX_ADDR) {
1009 if (external_switch || dumb_switch) { 1146 if (external_switch || dumb_switch) {
1010 struct fixed_phy_status status = {}; 1147 mdio_bus_id = 0; /* fixed phys bus */
1011 1148 phy_id = pdev->id;
1012 /*
1013 * FIXME: this should be in the platform code!
1014 * Since there is not platform code at all (that is,
1015 * no mainline users of that driver), place it here
1016 * for now.
1017 */
1018 phy_id = 0;
1019 status.link = 1;
1020 status.duplex = 1;
1021 status.speed = 100;
1022 fixed_phy_add(PHY_POLL, phy_id, &status);
1023 } else { 1149 } else {
1024 printk(KERN_ERR "cpmac: no PHY present\n"); 1150 dev_err(&pdev->dev, "no PHY present\n");
1025 return -ENODEV; 1151 return -ENODEV;
1026 } 1152 }
1027 } 1153 }
@@ -1064,10 +1190,8 @@ static int __devinit cpmac_probe(struct platform_device *pdev)
1064 priv->msg_enable = netif_msg_init(debug_level, 0xff); 1190 priv->msg_enable = netif_msg_init(debug_level, 0xff);
1065 memcpy(dev->dev_addr, pdata->dev_addr, sizeof(dev->dev_addr)); 1191 memcpy(dev->dev_addr, pdata->dev_addr, sizeof(dev->dev_addr));
1066 1192
1067 snprintf(priv->phy_name, BUS_ID_SIZE, PHY_ID_FMT, mdio_bus_id, phy_id); 1193 priv->phy = phy_connect(dev, cpmac_mii.phy_map[phy_id]->dev.bus_id,
1068 1194 &cpmac_adjust_link, 0, PHY_INTERFACE_MODE_MII);
1069 priv->phy = phy_connect(dev, priv->phy_name, &cpmac_adjust_link, 0,
1070 PHY_INTERFACE_MODE_MII);
1071 if (IS_ERR(priv->phy)) { 1195 if (IS_ERR(priv->phy)) {
1072 if (netif_msg_drv(priv)) 1196 if (netif_msg_drv(priv))
1073 printk(KERN_ERR "%s: Could not attach to PHY\n", 1197 printk(KERN_ERR "%s: Could not attach to PHY\n",
diff --git a/drivers/net/cs89x0.c b/drivers/net/cs89x0.c
index 348371fda597..fba87abe78ee 100644
--- a/drivers/net/cs89x0.c
+++ b/drivers/net/cs89x0.c
@@ -1394,7 +1394,11 @@ net_open(struct net_device *dev)
1394#endif 1394#endif
1395 if (!result) { 1395 if (!result) {
1396 printk(KERN_ERR "%s: EEPROM is configured for unavailable media\n", dev->name); 1396 printk(KERN_ERR "%s: EEPROM is configured for unavailable media\n", dev->name);
1397 release_irq: 1397release_dma:
1398#if ALLOW_DMA
1399 free_dma(dev->dma);
1400#endif
1401release_irq:
1398#if ALLOW_DMA 1402#if ALLOW_DMA
1399 release_dma_buff(lp); 1403 release_dma_buff(lp);
1400#endif 1404#endif
@@ -1442,12 +1446,12 @@ net_open(struct net_device *dev)
1442 if ((result = detect_bnc(dev)) != DETECTED_NONE) 1446 if ((result = detect_bnc(dev)) != DETECTED_NONE)
1443 break; 1447 break;
1444 printk(KERN_ERR "%s: no media detected\n", dev->name); 1448 printk(KERN_ERR "%s: no media detected\n", dev->name);
1445 goto release_irq; 1449 goto release_dma;
1446 } 1450 }
1447 switch(result) { 1451 switch(result) {
1448 case DETECTED_NONE: 1452 case DETECTED_NONE:
1449 printk(KERN_ERR "%s: no network cable attached to configured media\n", dev->name); 1453 printk(KERN_ERR "%s: no network cable attached to configured media\n", dev->name);
1450 goto release_irq; 1454 goto release_dma;
1451 case DETECTED_RJ45H: 1455 case DETECTED_RJ45H:
1452 printk(KERN_INFO "%s: using half-duplex 10Base-T (RJ-45)\n", dev->name); 1456 printk(KERN_INFO "%s: using half-duplex 10Base-T (RJ-45)\n", dev->name);
1453 break; 1457 break;
diff --git a/drivers/net/dm9000.c b/drivers/net/dm9000.c
index d45bcd2660af..864295e081b6 100644
--- a/drivers/net/dm9000.c
+++ b/drivers/net/dm9000.c
@@ -903,7 +903,7 @@ dm9000_stop(struct net_device *ndev)
903 if (netif_msg_ifdown(db)) 903 if (netif_msg_ifdown(db))
904 dev_dbg(db->dev, "shutting down %s\n", ndev->name); 904 dev_dbg(db->dev, "shutting down %s\n", ndev->name);
905 905
906 cancel_delayed_work(&db->phy_poll); 906 cancel_delayed_work_sync(&db->phy_poll);
907 907
908 netif_stop_queue(ndev); 908 netif_stop_queue(ndev);
909 netif_carrier_off(ndev); 909 netif_carrier_off(ndev);
diff --git a/drivers/net/e1000e/netdev.c b/drivers/net/e1000e/netdev.c
index 8cbb40f3a506..cab1835173cd 100644
--- a/drivers/net/e1000e/netdev.c
+++ b/drivers/net/e1000e/netdev.c
@@ -4201,8 +4201,8 @@ static int __devinit e1000_probe(struct pci_dev *pdev,
4201 struct e1000_adapter *adapter; 4201 struct e1000_adapter *adapter;
4202 struct e1000_hw *hw; 4202 struct e1000_hw *hw;
4203 const struct e1000_info *ei = e1000_info_tbl[ent->driver_data]; 4203 const struct e1000_info *ei = e1000_info_tbl[ent->driver_data];
4204 unsigned long mmio_start, mmio_len; 4204 resource_size_t mmio_start, mmio_len;
4205 unsigned long flash_start, flash_len; 4205 resource_size_t flash_start, flash_len;
4206 4206
4207 static int cards_found; 4207 static int cards_found;
4208 int i, err, pci_using_dac; 4208 int i, err, pci_using_dac;
diff --git a/drivers/net/ehea/ehea_main.c b/drivers/net/ehea/ehea_main.c
index d1b6d4e7495d..075fd547421e 100644
--- a/drivers/net/ehea/ehea_main.c
+++ b/drivers/net/ehea/ehea_main.c
@@ -1766,16 +1766,20 @@ static int ehea_set_mac_addr(struct net_device *dev, void *sa)
1766 mutex_lock(&ehea_bcmc_regs.lock); 1766 mutex_lock(&ehea_bcmc_regs.lock);
1767 1767
1768 /* Deregister old MAC in pHYP */ 1768 /* Deregister old MAC in pHYP */
1769 ret = ehea_broadcast_reg_helper(port, H_DEREG_BCMC); 1769 if (port->state == EHEA_PORT_UP) {
1770 if (ret) 1770 ret = ehea_broadcast_reg_helper(port, H_DEREG_BCMC);
1771 goto out_upregs; 1771 if (ret)
1772 goto out_upregs;
1773 }
1772 1774
1773 port->mac_addr = cb0->port_mac_addr << 16; 1775 port->mac_addr = cb0->port_mac_addr << 16;
1774 1776
1775 /* Register new MAC in pHYP */ 1777 /* Register new MAC in pHYP */
1776 ret = ehea_broadcast_reg_helper(port, H_REG_BCMC); 1778 if (port->state == EHEA_PORT_UP) {
1777 if (ret) 1779 ret = ehea_broadcast_reg_helper(port, H_REG_BCMC);
1778 goto out_upregs; 1780 if (ret)
1781 goto out_upregs;
1782 }
1779 1783
1780 ret = 0; 1784 ret = 0;
1781 1785
@@ -2213,8 +2217,6 @@ static void ehea_vlan_rx_register(struct net_device *dev,
2213 goto out; 2217 goto out;
2214 } 2218 }
2215 2219
2216 memset(cb1->vlan_filter, 0, sizeof(cb1->vlan_filter));
2217
2218 hret = ehea_h_modify_ehea_port(adapter->handle, port->logical_port_id, 2220 hret = ehea_h_modify_ehea_port(adapter->handle, port->logical_port_id,
2219 H_PORT_CB1, H_PORT_CB1_ALL, cb1); 2221 H_PORT_CB1, H_PORT_CB1_ALL, cb1);
2220 if (hret != H_SUCCESS) 2222 if (hret != H_SUCCESS)
@@ -2603,7 +2605,8 @@ static int ehea_stop(struct net_device *dev)
2603 if (netif_msg_ifdown(port)) 2605 if (netif_msg_ifdown(port))
2604 ehea_info("disabling port %s", dev->name); 2606 ehea_info("disabling port %s", dev->name);
2605 2607
2606 flush_scheduled_work(); 2608 cancel_work_sync(&port->reset_task);
2609
2607 mutex_lock(&port->port_lock); 2610 mutex_lock(&port->port_lock);
2608 netif_stop_queue(dev); 2611 netif_stop_queue(dev);
2609 port_napi_disable(port); 2612 port_napi_disable(port);
@@ -3178,11 +3181,12 @@ out_err:
3178 3181
3179static void ehea_shutdown_single_port(struct ehea_port *port) 3182static void ehea_shutdown_single_port(struct ehea_port *port)
3180{ 3183{
3184 struct ehea_adapter *adapter = port->adapter;
3181 unregister_netdev(port->netdev); 3185 unregister_netdev(port->netdev);
3182 ehea_unregister_port(port); 3186 ehea_unregister_port(port);
3183 kfree(port->mc_list); 3187 kfree(port->mc_list);
3184 free_netdev(port->netdev); 3188 free_netdev(port->netdev);
3185 port->adapter->active_ports--; 3189 adapter->active_ports--;
3186} 3190}
3187 3191
3188static int ehea_setup_ports(struct ehea_adapter *adapter) 3192static int ehea_setup_ports(struct ehea_adapter *adapter)
diff --git a/drivers/net/fec_mpc52xx.c b/drivers/net/fec_mpc52xx.c
index 5f9c42e7a7f1..329edd9c08fc 100644
--- a/drivers/net/fec_mpc52xx.c
+++ b/drivers/net/fec_mpc52xx.c
@@ -78,7 +78,7 @@ module_param_array_named(mac, mpc52xx_fec_mac_addr, byte, NULL, 0);
78MODULE_PARM_DESC(mac, "six hex digits, ie. 0x1,0x2,0xc0,0x01,0xba,0xbe"); 78MODULE_PARM_DESC(mac, "six hex digits, ie. 0x1,0x2,0xc0,0x01,0xba,0xbe");
79 79
80#define MPC52xx_MESSAGES_DEFAULT ( NETIF_MSG_DRV | NETIF_MSG_PROBE | \ 80#define MPC52xx_MESSAGES_DEFAULT ( NETIF_MSG_DRV | NETIF_MSG_PROBE | \
81 NETIF_MSG_LINK | NETIF_MSG_IFDOWN | NETIF_MSG_IFDOWN ) 81 NETIF_MSG_LINK | NETIF_MSG_IFDOWN | NETIF_MSG_IFUP)
82static int debug = -1; /* the above default */ 82static int debug = -1; /* the above default */
83module_param(debug, int, 0); 83module_param(debug, int, 0);
84MODULE_PARM_DESC(debug, "debugging messages level"); 84MODULE_PARM_DESC(debug, "debugging messages level");
diff --git a/drivers/net/forcedeth.c b/drivers/net/forcedeth.c
index 35f66d4a4595..2cb244763292 100644
--- a/drivers/net/forcedeth.c
+++ b/drivers/net/forcedeth.c
@@ -3273,6 +3273,20 @@ static void nv_link_irq(struct net_device *dev)
3273 dprintk(KERN_DEBUG "%s: link change notification done.\n", dev->name); 3273 dprintk(KERN_DEBUG "%s: link change notification done.\n", dev->name);
3274} 3274}
3275 3275
3276static void nv_msi_workaround(struct fe_priv *np)
3277{
3278
3279 /* Need to toggle the msi irq mask within the ethernet device,
3280 * otherwise, future interrupts will not be detected.
3281 */
3282 if (np->msi_flags & NV_MSI_ENABLED) {
3283 u8 __iomem *base = np->base;
3284
3285 writel(0, base + NvRegMSIIrqMask);
3286 writel(NVREG_MSI_VECTOR_0_ENABLED, base + NvRegMSIIrqMask);
3287 }
3288}
3289
3276static irqreturn_t nv_nic_irq(int foo, void *data) 3290static irqreturn_t nv_nic_irq(int foo, void *data)
3277{ 3291{
3278 struct net_device *dev = (struct net_device *) data; 3292 struct net_device *dev = (struct net_device *) data;
@@ -3295,6 +3309,8 @@ static irqreturn_t nv_nic_irq(int foo, void *data)
3295 if (!(events & np->irqmask)) 3309 if (!(events & np->irqmask))
3296 break; 3310 break;
3297 3311
3312 nv_msi_workaround(np);
3313
3298 spin_lock(&np->lock); 3314 spin_lock(&np->lock);
3299 nv_tx_done(dev); 3315 nv_tx_done(dev);
3300 spin_unlock(&np->lock); 3316 spin_unlock(&np->lock);
@@ -3410,6 +3426,8 @@ static irqreturn_t nv_nic_irq_optimized(int foo, void *data)
3410 if (!(events & np->irqmask)) 3426 if (!(events & np->irqmask))
3411 break; 3427 break;
3412 3428
3429 nv_msi_workaround(np);
3430
3413 spin_lock(&np->lock); 3431 spin_lock(&np->lock);
3414 nv_tx_done_optimized(dev, TX_WORK_PER_LOOP); 3432 nv_tx_done_optimized(dev, TX_WORK_PER_LOOP);
3415 spin_unlock(&np->lock); 3433 spin_unlock(&np->lock);
@@ -3750,6 +3768,8 @@ static irqreturn_t nv_nic_irq_test(int foo, void *data)
3750 if (!(events & NVREG_IRQ_TIMER)) 3768 if (!(events & NVREG_IRQ_TIMER))
3751 return IRQ_RETVAL(0); 3769 return IRQ_RETVAL(0);
3752 3770
3771 nv_msi_workaround(np);
3772
3753 spin_lock(&np->lock); 3773 spin_lock(&np->lock);
3754 np->intr_test = 1; 3774 np->intr_test = 1;
3755 spin_unlock(&np->lock); 3775 spin_unlock(&np->lock);
@@ -5823,6 +5843,7 @@ static int nv_resume(struct pci_dev *pdev)
5823 writel(txreg, base + NvRegTransmitPoll); 5843 writel(txreg, base + NvRegTransmitPoll);
5824 5844
5825 rc = nv_open(dev); 5845 rc = nv_open(dev);
5846 nv_set_multicast(dev);
5826out: 5847out:
5827 return rc; 5848 return rc;
5828} 5849}
diff --git a/drivers/net/fs_enet/fs_enet-main.c b/drivers/net/fs_enet/fs_enet-main.c
index 67b4b0728fce..a5baaf59ff66 100644
--- a/drivers/net/fs_enet/fs_enet-main.c
+++ b/drivers/net/fs_enet/fs_enet-main.c
@@ -1093,7 +1093,7 @@ err:
1093 if (registered) 1093 if (registered)
1094 unregister_netdev(ndev); 1094 unregister_netdev(ndev);
1095 1095
1096 if (fep != NULL) { 1096 if (fep && fep->ops) {
1097 (*fep->ops->free_bd)(ndev); 1097 (*fep->ops->free_bd)(ndev);
1098 (*fep->ops->cleanup_data)(ndev); 1098 (*fep->ops->cleanup_data)(ndev);
1099 } 1099 }
diff --git a/drivers/net/hamradio/baycom_epp.c b/drivers/net/hamradio/baycom_epp.c
index dde9c7e6408a..00bc7fbb6b37 100644
--- a/drivers/net/hamradio/baycom_epp.c
+++ b/drivers/net/hamradio/baycom_epp.c
@@ -959,7 +959,7 @@ static int epp_close(struct net_device *dev)
959 unsigned char tmp[1]; 959 unsigned char tmp[1];
960 960
961 bc->work_running = 0; 961 bc->work_running = 0;
962 flush_scheduled_work(); 962 cancel_delayed_work_sync(&bc->run_work);
963 bc->stat = EPP_DCDBIT; 963 bc->stat = EPP_DCDBIT;
964 tmp[0] = 0; 964 tmp[0] = 0;
965 pp->ops->epp_write_addr(pp, tmp, 1, 0); 965 pp->ops->epp_write_addr(pp, tmp, 1, 0);
diff --git a/drivers/net/hamradio/scc.c b/drivers/net/hamradio/scc.c
index f90515935833..45ae9d1191d7 100644
--- a/drivers/net/hamradio/scc.c
+++ b/drivers/net/hamradio/scc.c
@@ -1340,9 +1340,10 @@ static unsigned int scc_set_param(struct scc_channel *scc, unsigned int cmd, uns
1340 case PARAM_RTS: 1340 case PARAM_RTS:
1341 if ( !(scc->wreg[R5] & RTS) ) 1341 if ( !(scc->wreg[R5] & RTS) )
1342 { 1342 {
1343 if (arg != TX_OFF) 1343 if (arg != TX_OFF) {
1344 scc_key_trx(scc, TX_ON); 1344 scc_key_trx(scc, TX_ON);
1345 scc_start_tx_timer(scc, t_txdelay, scc->kiss.txdelay); 1345 scc_start_tx_timer(scc, t_txdelay, scc->kiss.txdelay);
1346 }
1346 } else { 1347 } else {
1347 if (arg == TX_OFF) 1348 if (arg == TX_OFF)
1348 { 1349 {
diff --git a/drivers/net/ipg.c b/drivers/net/ipg.c
index 9b358f61ed7f..679a0826780e 100644
--- a/drivers/net/ipg.c
+++ b/drivers/net/ipg.c
@@ -577,12 +577,12 @@ static void ipg_nic_set_multicast_list(struct net_device *dev)
577 /* NIC to be configured in promiscuous mode. */ 577 /* NIC to be configured in promiscuous mode. */
578 receivemode = IPG_RM_RECEIVEALLFRAMES; 578 receivemode = IPG_RM_RECEIVEALLFRAMES;
579 } else if ((dev->flags & IFF_ALLMULTI) || 579 } else if ((dev->flags & IFF_ALLMULTI) ||
580 (dev->flags & IFF_MULTICAST & 580 ((dev->flags & IFF_MULTICAST) &&
581 (dev->mc_count > IPG_MULTICAST_HASHTABLE_SIZE))) { 581 (dev->mc_count > IPG_MULTICAST_HASHTABLE_SIZE))) {
582 /* NIC to be configured to receive all multicast 582 /* NIC to be configured to receive all multicast
583 * frames. */ 583 * frames. */
584 receivemode |= IPG_RM_RECEIVEMULTICAST; 584 receivemode |= IPG_RM_RECEIVEMULTICAST;
585 } else if (dev->flags & IFF_MULTICAST & (dev->mc_count > 0)) { 585 } else if ((dev->flags & IFF_MULTICAST) && (dev->mc_count > 0)) {
586 /* NIC to be configured to receive selected 586 /* NIC to be configured to receive selected
587 * multicast addresses. */ 587 * multicast addresses. */
588 receivemode |= IPG_RM_RECEIVEMULTICASTHASH; 588 receivemode |= IPG_RM_RECEIVEMULTICASTHASH;
diff --git a/drivers/net/irda/Kconfig b/drivers/net/irda/Kconfig
index ce816ba9c40d..e6317557a531 100644
--- a/drivers/net/irda/Kconfig
+++ b/drivers/net/irda/Kconfig
@@ -329,6 +329,7 @@ config PXA_FICP
329config MCS_FIR 329config MCS_FIR
330 tristate "MosChip MCS7780 IrDA-USB dongle" 330 tristate "MosChip MCS7780 IrDA-USB dongle"
331 depends on IRDA && USB && EXPERIMENTAL 331 depends on IRDA && USB && EXPERIMENTAL
332 select CRC32
332 help 333 help
333 Say Y or M here if you want to build support for the MosChip 334 Say Y or M here if you want to build support for the MosChip
334 MCS7780 IrDA-USB bridge device driver. 335 MCS7780 IrDA-USB bridge device driver.
diff --git a/drivers/net/ixgbe/ixgbe_82598.c b/drivers/net/ixgbe/ixgbe_82598.c
index 6321b059ce13..2f38e847e2cd 100644
--- a/drivers/net/ixgbe/ixgbe_82598.c
+++ b/drivers/net/ixgbe/ixgbe_82598.c
@@ -58,8 +58,8 @@ static s32 ixgbe_reset_hw_82598(struct ixgbe_hw *hw);
58 58
59static s32 ixgbe_get_invariants_82598(struct ixgbe_hw *hw) 59static s32 ixgbe_get_invariants_82598(struct ixgbe_hw *hw)
60{ 60{
61 hw->mac.num_rx_queues = IXGBE_82598_MAX_TX_QUEUES; 61 hw->mac.num_rx_queues = IXGBE_82598_MAX_RX_QUEUES;
62 hw->mac.num_tx_queues = IXGBE_82598_MAX_RX_QUEUES; 62 hw->mac.num_tx_queues = IXGBE_82598_MAX_TX_QUEUES;
63 hw->mac.num_rx_addrs = IXGBE_82598_RAR_ENTRIES; 63 hw->mac.num_rx_addrs = IXGBE_82598_RAR_ENTRIES;
64 64
65 /* PHY ops are filled in by default properly for Fiber only */ 65 /* PHY ops are filled in by default properly for Fiber only */
diff --git a/drivers/net/myri10ge/myri10ge.c b/drivers/net/myri10ge/myri10ge.c
index c91b12ea26ad..e0d76c75aea0 100644
--- a/drivers/net/myri10ge/myri10ge.c
+++ b/drivers/net/myri10ge/myri10ge.c
@@ -75,7 +75,7 @@
75#include "myri10ge_mcp.h" 75#include "myri10ge_mcp.h"
76#include "myri10ge_mcp_gen_header.h" 76#include "myri10ge_mcp_gen_header.h"
77 77
78#define MYRI10GE_VERSION_STR "1.3.2-1.287" 78#define MYRI10GE_VERSION_STR "1.3.99-1.347"
79 79
80MODULE_DESCRIPTION("Myricom 10G driver (10GbE)"); 80MODULE_DESCRIPTION("Myricom 10G driver (10GbE)");
81MODULE_AUTHOR("Maintainer: help@myri.com"); 81MODULE_AUTHOR("Maintainer: help@myri.com");
@@ -631,7 +631,7 @@ static int myri10ge_adopt_running_firmware(struct myri10ge_priv *mgp)
631 return status; 631 return status;
632} 632}
633 633
634int myri10ge_get_firmware_capabilities(struct myri10ge_priv *mgp) 634static int myri10ge_get_firmware_capabilities(struct myri10ge_priv *mgp)
635{ 635{
636 struct myri10ge_cmd cmd; 636 struct myri10ge_cmd cmd;
637 int status; 637 int status;
diff --git a/drivers/net/pcmcia/fmvj18x_cs.c b/drivers/net/pcmcia/fmvj18x_cs.c
index 8f328a03847b..a550c9bd126f 100644
--- a/drivers/net/pcmcia/fmvj18x_cs.c
+++ b/drivers/net/pcmcia/fmvj18x_cs.c
@@ -391,7 +391,9 @@ static int fmvj18x_config(struct pcmcia_device *link)
391 cardtype = CONTEC; 391 cardtype = CONTEC;
392 break; 392 break;
393 case MANFID_FUJITSU: 393 case MANFID_FUJITSU:
394 if (link->card_id == PRODID_FUJITSU_MBH10302) 394 if (link->conf.ConfigBase == 0x0fe0)
395 cardtype = MBH10302;
396 else if (link->card_id == PRODID_FUJITSU_MBH10302)
395 /* RATOC REX-5588/9822/4886's PRODID are 0004(=MBH10302), 397 /* RATOC REX-5588/9822/4886's PRODID are 0004(=MBH10302),
396 but these are MBH10304 based card. */ 398 but these are MBH10304 based card. */
397 cardtype = MBH10304; 399 cardtype = MBH10304;
diff --git a/drivers/net/pcmcia/xirc2ps_cs.c b/drivers/net/pcmcia/xirc2ps_cs.c
index d041f831a18d..f6c4698ce738 100644
--- a/drivers/net/pcmcia/xirc2ps_cs.c
+++ b/drivers/net/pcmcia/xirc2ps_cs.c
@@ -1461,22 +1461,25 @@ static void
1461set_multicast_list(struct net_device *dev) 1461set_multicast_list(struct net_device *dev)
1462{ 1462{
1463 unsigned int ioaddr = dev->base_addr; 1463 unsigned int ioaddr = dev->base_addr;
1464 unsigned value;
1464 1465
1465 SelectPage(0x42); 1466 SelectPage(0x42);
1467 value = GetByte(XIRCREG42_SWC1) & 0xC0;
1468
1466 if (dev->flags & IFF_PROMISC) { /* snoop */ 1469 if (dev->flags & IFF_PROMISC) { /* snoop */
1467 PutByte(XIRCREG42_SWC1, 0x06); /* set MPE and PME */ 1470 PutByte(XIRCREG42_SWC1, value | 0x06); /* set MPE and PME */
1468 } else if (dev->mc_count > 9 || (dev->flags & IFF_ALLMULTI)) { 1471 } else if (dev->mc_count > 9 || (dev->flags & IFF_ALLMULTI)) {
1469 PutByte(XIRCREG42_SWC1, 0x02); /* set MPE */ 1472 PutByte(XIRCREG42_SWC1, value | 0x02); /* set MPE */
1470 } else if (dev->mc_count) { 1473 } else if (dev->mc_count) {
1471 /* the chip can filter 9 addresses perfectly */ 1474 /* the chip can filter 9 addresses perfectly */
1472 PutByte(XIRCREG42_SWC1, 0x01); 1475 PutByte(XIRCREG42_SWC1, value | 0x01);
1473 SelectPage(0x40); 1476 SelectPage(0x40);
1474 PutByte(XIRCREG40_CMD0, Offline); 1477 PutByte(XIRCREG40_CMD0, Offline);
1475 set_addresses(dev); 1478 set_addresses(dev);
1476 SelectPage(0x40); 1479 SelectPage(0x40);
1477 PutByte(XIRCREG40_CMD0, EnableRecv | Online); 1480 PutByte(XIRCREG40_CMD0, EnableRecv | Online);
1478 } else { /* standard usage */ 1481 } else { /* standard usage */
1479 PutByte(XIRCREG42_SWC1, 0x00); 1482 PutByte(XIRCREG42_SWC1, value | 0x00);
1480 } 1483 }
1481 SelectPage(0); 1484 SelectPage(0);
1482} 1485}
@@ -1722,6 +1725,7 @@ do_reset(struct net_device *dev, int full)
1722 1725
1723 /* enable receiver and put the mac online */ 1726 /* enable receiver and put the mac online */
1724 if (full) { 1727 if (full) {
1728 set_multicast_list(dev);
1725 SelectPage(0x40); 1729 SelectPage(0x40);
1726 PutByte(XIRCREG40_CMD0, EnableRecv | Online); 1730 PutByte(XIRCREG40_CMD0, EnableRecv | Online);
1727 } 1731 }
diff --git a/drivers/net/pcnet32.c b/drivers/net/pcnet32.c
index a1c454dbc164..1c89b97f4e09 100644
--- a/drivers/net/pcnet32.c
+++ b/drivers/net/pcnet32.c
@@ -325,7 +325,7 @@ static int pcnet32_get_regs_len(struct net_device *dev);
325static void pcnet32_get_regs(struct net_device *dev, struct ethtool_regs *regs, 325static void pcnet32_get_regs(struct net_device *dev, struct ethtool_regs *regs,
326 void *ptr); 326 void *ptr);
327static void pcnet32_purge_tx_ring(struct net_device *dev); 327static void pcnet32_purge_tx_ring(struct net_device *dev);
328static int pcnet32_alloc_ring(struct net_device *dev, char *name); 328static int pcnet32_alloc_ring(struct net_device *dev, const char *name);
329static void pcnet32_free_ring(struct net_device *dev); 329static void pcnet32_free_ring(struct net_device *dev);
330static void pcnet32_check_media(struct net_device *dev, int verbose); 330static void pcnet32_check_media(struct net_device *dev, int verbose);
331 331
@@ -1983,7 +1983,7 @@ pcnet32_probe1(unsigned long ioaddr, int shared, struct pci_dev *pdev)
1983} 1983}
1984 1984
1985/* if any allocation fails, caller must also call pcnet32_free_ring */ 1985/* if any allocation fails, caller must also call pcnet32_free_ring */
1986static int pcnet32_alloc_ring(struct net_device *dev, char *name) 1986static int pcnet32_alloc_ring(struct net_device *dev, const char *name)
1987{ 1987{
1988 struct pcnet32_private *lp = netdev_priv(dev); 1988 struct pcnet32_private *lp = netdev_priv(dev);
1989 1989
diff --git a/drivers/net/phy/Kconfig b/drivers/net/phy/Kconfig
index 6bf9e76b0a00..6eb2d31d1e34 100644
--- a/drivers/net/phy/Kconfig
+++ b/drivers/net/phy/Kconfig
@@ -5,7 +5,7 @@
5menuconfig PHYLIB 5menuconfig PHYLIB
6 tristate "PHY Device support and infrastructure" 6 tristate "PHY Device support and infrastructure"
7 depends on !S390 7 depends on !S390
8 depends on NET_ETHERNET && (BROKEN || !S390) 8 depends on NET_ETHERNET
9 help 9 help
10 Ethernet controllers are usually attached to PHY 10 Ethernet controllers are usually attached to PHY
11 devices. This option provides infrastructure for 11 devices. This option provides infrastructure for
diff --git a/drivers/net/phy/phy_device.c b/drivers/net/phy/phy_device.c
index ac3c01d28fdf..16a0e7de5888 100644
--- a/drivers/net/phy/phy_device.c
+++ b/drivers/net/phy/phy_device.c
@@ -207,6 +207,7 @@ int get_phy_id(struct mii_bus *bus, int addr, u32 *phy_id)
207 207
208 return 0; 208 return 0;
209} 209}
210EXPORT_SYMBOL(get_phy_id);
210 211
211/** 212/**
212 * get_phy_device - reads the specified PHY device and returns its @phy_device struct 213 * get_phy_device - reads the specified PHY device and returns its @phy_device struct
diff --git a/drivers/net/pppoe.c b/drivers/net/pppoe.c
index 58a26a47af29..bafb69b6f7cb 100644
--- a/drivers/net/pppoe.c
+++ b/drivers/net/pppoe.c
@@ -341,12 +341,6 @@ static int pppoe_rcv_core(struct sock *sk, struct sk_buff *skb)
341 struct pppox_sock *relay_po; 341 struct pppox_sock *relay_po;
342 342
343 if (sk->sk_state & PPPOX_BOUND) { 343 if (sk->sk_state & PPPOX_BOUND) {
344 struct pppoe_hdr *ph = pppoe_hdr(skb);
345 int len = ntohs(ph->length);
346 skb_pull_rcsum(skb, sizeof(struct pppoe_hdr));
347 if (pskb_trim_rcsum(skb, len))
348 goto abort_kfree;
349
350 ppp_input(&po->chan, skb); 344 ppp_input(&po->chan, skb);
351 } else if (sk->sk_state & PPPOX_RELAY) { 345 } else if (sk->sk_state & PPPOX_RELAY) {
352 relay_po = get_item_by_addr(&po->pppoe_relay); 346 relay_po = get_item_by_addr(&po->pppoe_relay);
@@ -357,7 +351,6 @@ static int pppoe_rcv_core(struct sock *sk, struct sk_buff *skb)
357 if ((sk_pppox(relay_po)->sk_state & PPPOX_CONNECTED) == 0) 351 if ((sk_pppox(relay_po)->sk_state & PPPOX_CONNECTED) == 0)
358 goto abort_put; 352 goto abort_put;
359 353
360 skb_pull(skb, sizeof(struct pppoe_hdr));
361 if (!__pppoe_xmit(sk_pppox(relay_po), skb)) 354 if (!__pppoe_xmit(sk_pppox(relay_po), skb))
362 goto abort_put; 355 goto abort_put;
363 } else { 356 } else {
@@ -388,6 +381,7 @@ static int pppoe_rcv(struct sk_buff *skb,
388{ 381{
389 struct pppoe_hdr *ph; 382 struct pppoe_hdr *ph;
390 struct pppox_sock *po; 383 struct pppox_sock *po;
384 int len;
391 385
392 if (!(skb = skb_share_check(skb, GFP_ATOMIC))) 386 if (!(skb = skb_share_check(skb, GFP_ATOMIC)))
393 goto out; 387 goto out;
@@ -399,10 +393,21 @@ static int pppoe_rcv(struct sk_buff *skb,
399 goto drop; 393 goto drop;
400 394
401 ph = pppoe_hdr(skb); 395 ph = pppoe_hdr(skb);
396 len = ntohs(ph->length);
397
398 skb_pull_rcsum(skb, sizeof(*ph));
399 if (skb->len < len)
400 goto drop;
402 401
403 po = get_item(ph->sid, eth_hdr(skb)->h_source, dev->ifindex); 402 po = get_item(ph->sid, eth_hdr(skb)->h_source, dev->ifindex);
404 if (po != NULL) 403 if (!po)
405 return sk_receive_skb(sk_pppox(po), skb, 0); 404 goto drop;
405
406 if (pskb_trim_rcsum(skb, len))
407 goto drop;
408
409 return sk_receive_skb(sk_pppox(po), skb, 0);
410
406drop: 411drop:
407 kfree_skb(skb); 412 kfree_skb(skb);
408out: 413out:
@@ -427,12 +432,12 @@ static int pppoe_disc_rcv(struct sk_buff *skb,
427 if (dev_net(dev) != &init_net) 432 if (dev_net(dev) != &init_net)
428 goto abort; 433 goto abort;
429 434
430 if (!pskb_may_pull(skb, sizeof(struct pppoe_hdr)))
431 goto abort;
432
433 if (!(skb = skb_share_check(skb, GFP_ATOMIC))) 435 if (!(skb = skb_share_check(skb, GFP_ATOMIC)))
434 goto out; 436 goto out;
435 437
438 if (!pskb_may_pull(skb, sizeof(struct pppoe_hdr)))
439 goto abort;
440
436 ph = pppoe_hdr(skb); 441 ph = pppoe_hdr(skb);
437 if (ph->code != PADT_CODE) 442 if (ph->code != PADT_CODE)
438 goto abort; 443 goto abort;
@@ -937,12 +942,10 @@ static int pppoe_recvmsg(struct kiocb *iocb, struct socket *sock,
937 m->msg_namelen = 0; 942 m->msg_namelen = 0;
938 943
939 if (skb) { 944 if (skb) {
940 struct pppoe_hdr *ph = pppoe_hdr(skb); 945 total_len = min(total_len, skb->len);
941 const int len = ntohs(ph->length); 946 error = skb_copy_datagram_iovec(skb, 0, m->msg_iov, total_len);
942
943 error = memcpy_toiovec(m->msg_iov, (unsigned char *) &ph->tag[0], len);
944 if (error == 0) 947 if (error == 0)
945 error = len; 948 error = total_len;
946 } 949 }
947 950
948 kfree_skb(skb); 951 kfree_skb(skb);
diff --git a/drivers/net/pppol2tp.c b/drivers/net/pppol2tp.c
index 8db342f2fdc9..f9298827a76c 100644
--- a/drivers/net/pppol2tp.c
+++ b/drivers/net/pppol2tp.c
@@ -240,12 +240,15 @@ static inline struct pppol2tp_session *pppol2tp_sock_to_session(struct sock *sk)
240 if (sk == NULL) 240 if (sk == NULL)
241 return NULL; 241 return NULL;
242 242
243 sock_hold(sk);
243 session = (struct pppol2tp_session *)(sk->sk_user_data); 244 session = (struct pppol2tp_session *)(sk->sk_user_data);
244 if (session == NULL) 245 if (session == NULL) {
245 return NULL; 246 sock_put(sk);
247 goto out;
248 }
246 249
247 BUG_ON(session->magic != L2TP_SESSION_MAGIC); 250 BUG_ON(session->magic != L2TP_SESSION_MAGIC);
248 251out:
249 return session; 252 return session;
250} 253}
251 254
@@ -256,12 +259,15 @@ static inline struct pppol2tp_tunnel *pppol2tp_sock_to_tunnel(struct sock *sk)
256 if (sk == NULL) 259 if (sk == NULL)
257 return NULL; 260 return NULL;
258 261
262 sock_hold(sk);
259 tunnel = (struct pppol2tp_tunnel *)(sk->sk_user_data); 263 tunnel = (struct pppol2tp_tunnel *)(sk->sk_user_data);
260 if (tunnel == NULL) 264 if (tunnel == NULL) {
261 return NULL; 265 sock_put(sk);
266 goto out;
267 }
262 268
263 BUG_ON(tunnel->magic != L2TP_TUNNEL_MAGIC); 269 BUG_ON(tunnel->magic != L2TP_TUNNEL_MAGIC);
264 270out:
265 return tunnel; 271 return tunnel;
266} 272}
267 273
@@ -716,12 +722,14 @@ discard:
716 session->stats.rx_errors++; 722 session->stats.rx_errors++;
717 kfree_skb(skb); 723 kfree_skb(skb);
718 sock_put(session->sock); 724 sock_put(session->sock);
725 sock_put(sock);
719 726
720 return 0; 727 return 0;
721 728
722error: 729error:
723 /* Put UDP header back */ 730 /* Put UDP header back */
724 __skb_push(skb, sizeof(struct udphdr)); 731 __skb_push(skb, sizeof(struct udphdr));
732 sock_put(sock);
725 733
726no_tunnel: 734no_tunnel:
727 return 1; 735 return 1;
@@ -745,10 +753,13 @@ static int pppol2tp_udp_encap_recv(struct sock *sk, struct sk_buff *skb)
745 "%s: received %d bytes\n", tunnel->name, skb->len); 753 "%s: received %d bytes\n", tunnel->name, skb->len);
746 754
747 if (pppol2tp_recv_core(sk, skb)) 755 if (pppol2tp_recv_core(sk, skb))
748 goto pass_up; 756 goto pass_up_put;
749 757
758 sock_put(sk);
750 return 0; 759 return 0;
751 760
761pass_up_put:
762 sock_put(sk);
752pass_up: 763pass_up:
753 return 1; 764 return 1;
754} 765}
@@ -772,14 +783,18 @@ static int pppol2tp_recvmsg(struct kiocb *iocb, struct socket *sock,
772 err = 0; 783 err = 0;
773 skb = skb_recv_datagram(sk, flags & ~MSG_DONTWAIT, 784 skb = skb_recv_datagram(sk, flags & ~MSG_DONTWAIT,
774 flags & MSG_DONTWAIT, &err); 785 flags & MSG_DONTWAIT, &err);
775 if (skb) { 786 if (!skb)
776 err = memcpy_toiovec(msg->msg_iov, (unsigned char *) skb->data, 787 goto end;
777 skb->len); 788
778 if (err < 0) 789 if (len > skb->len)
779 goto do_skb_free; 790 len = skb->len;
780 err = skb->len; 791 else if (len < skb->len)
781 } 792 msg->msg_flags |= MSG_TRUNC;
782do_skb_free: 793
794 err = skb_copy_datagram_iovec(skb, 0, msg->msg_iov, len);
795 if (likely(err == 0))
796 err = len;
797
783 kfree_skb(skb); 798 kfree_skb(skb);
784end: 799end:
785 return err; 800 return err;
@@ -858,7 +873,7 @@ static int pppol2tp_sendmsg(struct kiocb *iocb, struct socket *sock, struct msgh
858 873
859 tunnel = pppol2tp_sock_to_tunnel(session->tunnel_sock); 874 tunnel = pppol2tp_sock_to_tunnel(session->tunnel_sock);
860 if (tunnel == NULL) 875 if (tunnel == NULL)
861 goto error; 876 goto error_put_sess;
862 877
863 /* What header length is configured for this session? */ 878 /* What header length is configured for this session? */
864 hdr_len = pppol2tp_l2tp_header_len(session); 879 hdr_len = pppol2tp_l2tp_header_len(session);
@@ -870,7 +885,7 @@ static int pppol2tp_sendmsg(struct kiocb *iocb, struct socket *sock, struct msgh
870 sizeof(ppph) + total_len, 885 sizeof(ppph) + total_len,
871 0, GFP_KERNEL); 886 0, GFP_KERNEL);
872 if (!skb) 887 if (!skb)
873 goto error; 888 goto error_put_sess_tun;
874 889
875 /* Reserve space for headers. */ 890 /* Reserve space for headers. */
876 skb_reserve(skb, NET_SKB_PAD); 891 skb_reserve(skb, NET_SKB_PAD);
@@ -900,7 +915,7 @@ static int pppol2tp_sendmsg(struct kiocb *iocb, struct socket *sock, struct msgh
900 error = memcpy_fromiovec(skb->data, m->msg_iov, total_len); 915 error = memcpy_fromiovec(skb->data, m->msg_iov, total_len);
901 if (error < 0) { 916 if (error < 0) {
902 kfree_skb(skb); 917 kfree_skb(skb);
903 goto error; 918 goto error_put_sess_tun;
904 } 919 }
905 skb_put(skb, total_len); 920 skb_put(skb, total_len);
906 921
@@ -947,10 +962,33 @@ static int pppol2tp_sendmsg(struct kiocb *iocb, struct socket *sock, struct msgh
947 session->stats.tx_errors++; 962 session->stats.tx_errors++;
948 } 963 }
949 964
965 return error;
966
967error_put_sess_tun:
968 sock_put(session->tunnel_sock);
969error_put_sess:
970 sock_put(sk);
950error: 971error:
951 return error; 972 return error;
952} 973}
953 974
975/* Automatically called when the skb is freed.
976 */
977static void pppol2tp_sock_wfree(struct sk_buff *skb)
978{
979 sock_put(skb->sk);
980}
981
982/* For data skbs that we transmit, we associate with the tunnel socket
983 * but don't do accounting.
984 */
985static inline void pppol2tp_skb_set_owner_w(struct sk_buff *skb, struct sock *sk)
986{
987 sock_hold(sk);
988 skb->sk = sk;
989 skb->destructor = pppol2tp_sock_wfree;
990}
991
954/* Transmit function called by generic PPP driver. Sends PPP frame 992/* Transmit function called by generic PPP driver. Sends PPP frame
955 * over PPPoL2TP socket. 993 * over PPPoL2TP socket.
956 * 994 *
@@ -993,10 +1031,10 @@ static int pppol2tp_xmit(struct ppp_channel *chan, struct sk_buff *skb)
993 1031
994 sk_tun = session->tunnel_sock; 1032 sk_tun = session->tunnel_sock;
995 if (sk_tun == NULL) 1033 if (sk_tun == NULL)
996 goto abort; 1034 goto abort_put_sess;
997 tunnel = pppol2tp_sock_to_tunnel(sk_tun); 1035 tunnel = pppol2tp_sock_to_tunnel(sk_tun);
998 if (tunnel == NULL) 1036 if (tunnel == NULL)
999 goto abort; 1037 goto abort_put_sess;
1000 1038
1001 /* What header length is configured for this session? */ 1039 /* What header length is configured for this session? */
1002 hdr_len = pppol2tp_l2tp_header_len(session); 1040 hdr_len = pppol2tp_l2tp_header_len(session);
@@ -1009,7 +1047,7 @@ static int pppol2tp_xmit(struct ppp_channel *chan, struct sk_buff *skb)
1009 sizeof(struct udphdr) + hdr_len + sizeof(ppph); 1047 sizeof(struct udphdr) + hdr_len + sizeof(ppph);
1010 old_headroom = skb_headroom(skb); 1048 old_headroom = skb_headroom(skb);
1011 if (skb_cow_head(skb, headroom)) 1049 if (skb_cow_head(skb, headroom))
1012 goto abort; 1050 goto abort_put_sess_tun;
1013 1051
1014 new_headroom = skb_headroom(skb); 1052 new_headroom = skb_headroom(skb);
1015 skb_orphan(skb); 1053 skb_orphan(skb);
@@ -1069,7 +1107,7 @@ static int pppol2tp_xmit(struct ppp_channel *chan, struct sk_buff *skb)
1069 /* Get routing info from the tunnel socket */ 1107 /* Get routing info from the tunnel socket */
1070 dst_release(skb->dst); 1108 dst_release(skb->dst);
1071 skb->dst = dst_clone(__sk_dst_get(sk_tun)); 1109 skb->dst = dst_clone(__sk_dst_get(sk_tun));
1072 skb->sk = sk_tun; 1110 pppol2tp_skb_set_owner_w(skb, sk_tun);
1073 1111
1074 /* Queue the packet to IP for output */ 1112 /* Queue the packet to IP for output */
1075 len = skb->len; 1113 len = skb->len;
@@ -1086,8 +1124,14 @@ static int pppol2tp_xmit(struct ppp_channel *chan, struct sk_buff *skb)
1086 session->stats.tx_errors++; 1124 session->stats.tx_errors++;
1087 } 1125 }
1088 1126
1127 sock_put(sk_tun);
1128 sock_put(sk);
1089 return 1; 1129 return 1;
1090 1130
1131abort_put_sess_tun:
1132 sock_put(sk_tun);
1133abort_put_sess:
1134 sock_put(sk);
1091abort: 1135abort:
1092 /* Free the original skb */ 1136 /* Free the original skb */
1093 kfree_skb(skb); 1137 kfree_skb(skb);
@@ -1191,7 +1235,7 @@ static void pppol2tp_tunnel_destruct(struct sock *sk)
1191{ 1235{
1192 struct pppol2tp_tunnel *tunnel; 1236 struct pppol2tp_tunnel *tunnel;
1193 1237
1194 tunnel = pppol2tp_sock_to_tunnel(sk); 1238 tunnel = sk->sk_user_data;
1195 if (tunnel == NULL) 1239 if (tunnel == NULL)
1196 goto end; 1240 goto end;
1197 1241
@@ -1230,10 +1274,12 @@ static void pppol2tp_session_destruct(struct sock *sk)
1230 if (sk->sk_user_data != NULL) { 1274 if (sk->sk_user_data != NULL) {
1231 struct pppol2tp_tunnel *tunnel; 1275 struct pppol2tp_tunnel *tunnel;
1232 1276
1233 session = pppol2tp_sock_to_session(sk); 1277 session = sk->sk_user_data;
1234 if (session == NULL) 1278 if (session == NULL)
1235 goto out; 1279 goto out;
1236 1280
1281 BUG_ON(session->magic != L2TP_SESSION_MAGIC);
1282
1237 /* Don't use pppol2tp_sock_to_tunnel() here to 1283 /* Don't use pppol2tp_sock_to_tunnel() here to
1238 * get the tunnel context because the tunnel 1284 * get the tunnel context because the tunnel
1239 * socket might have already been closed (its 1285 * socket might have already been closed (its
@@ -1279,6 +1325,7 @@ out:
1279static int pppol2tp_release(struct socket *sock) 1325static int pppol2tp_release(struct socket *sock)
1280{ 1326{
1281 struct sock *sk = sock->sk; 1327 struct sock *sk = sock->sk;
1328 struct pppol2tp_session *session;
1282 int error; 1329 int error;
1283 1330
1284 if (!sk) 1331 if (!sk)
@@ -1296,9 +1343,18 @@ static int pppol2tp_release(struct socket *sock)
1296 sock_orphan(sk); 1343 sock_orphan(sk);
1297 sock->sk = NULL; 1344 sock->sk = NULL;
1298 1345
1346 session = pppol2tp_sock_to_session(sk);
1347
1299 /* Purge any queued data */ 1348 /* Purge any queued data */
1300 skb_queue_purge(&sk->sk_receive_queue); 1349 skb_queue_purge(&sk->sk_receive_queue);
1301 skb_queue_purge(&sk->sk_write_queue); 1350 skb_queue_purge(&sk->sk_write_queue);
1351 if (session != NULL) {
1352 struct sk_buff *skb;
1353 while ((skb = skb_dequeue(&session->reorder_q))) {
1354 kfree_skb(skb);
1355 sock_put(sk);
1356 }
1357 }
1302 1358
1303 release_sock(sk); 1359 release_sock(sk);
1304 1360
@@ -1601,7 +1657,7 @@ static int pppol2tp_connect(struct socket *sock, struct sockaddr *uservaddr,
1601 1657
1602 error = ppp_register_channel(&po->chan); 1658 error = ppp_register_channel(&po->chan);
1603 if (error) 1659 if (error)
1604 goto end; 1660 goto end_put_tun;
1605 1661
1606 /* This is how we get the session context from the socket. */ 1662 /* This is how we get the session context from the socket. */
1607 sk->sk_user_data = session; 1663 sk->sk_user_data = session;
@@ -1621,6 +1677,8 @@ out_no_ppp:
1621 PRINTK(session->debug, PPPOL2TP_MSG_CONTROL, KERN_INFO, 1677 PRINTK(session->debug, PPPOL2TP_MSG_CONTROL, KERN_INFO,
1622 "%s: created\n", session->name); 1678 "%s: created\n", session->name);
1623 1679
1680end_put_tun:
1681 sock_put(tunnel_sock);
1624end: 1682end:
1625 release_sock(sk); 1683 release_sock(sk);
1626 1684
@@ -1668,6 +1726,7 @@ static int pppol2tp_getname(struct socket *sock, struct sockaddr *uaddr,
1668 *usockaddr_len = len; 1726 *usockaddr_len = len;
1669 1727
1670 error = 0; 1728 error = 0;
1729 sock_put(sock->sk);
1671 1730
1672end: 1731end:
1673 return error; 1732 return error;
@@ -1906,14 +1965,17 @@ static int pppol2tp_ioctl(struct socket *sock, unsigned int cmd,
1906 err = -EBADF; 1965 err = -EBADF;
1907 tunnel = pppol2tp_sock_to_tunnel(session->tunnel_sock); 1966 tunnel = pppol2tp_sock_to_tunnel(session->tunnel_sock);
1908 if (tunnel == NULL) 1967 if (tunnel == NULL)
1909 goto end; 1968 goto end_put_sess;
1910 1969
1911 err = pppol2tp_tunnel_ioctl(tunnel, cmd, arg); 1970 err = pppol2tp_tunnel_ioctl(tunnel, cmd, arg);
1912 goto end; 1971 sock_put(session->tunnel_sock);
1972 goto end_put_sess;
1913 } 1973 }
1914 1974
1915 err = pppol2tp_session_ioctl(session, cmd, arg); 1975 err = pppol2tp_session_ioctl(session, cmd, arg);
1916 1976
1977end_put_sess:
1978 sock_put(sk);
1917end: 1979end:
1918 return err; 1980 return err;
1919} 1981}
@@ -2059,14 +2121,17 @@ static int pppol2tp_setsockopt(struct socket *sock, int level, int optname,
2059 err = -EBADF; 2121 err = -EBADF;
2060 tunnel = pppol2tp_sock_to_tunnel(session->tunnel_sock); 2122 tunnel = pppol2tp_sock_to_tunnel(session->tunnel_sock);
2061 if (tunnel == NULL) 2123 if (tunnel == NULL)
2062 goto end; 2124 goto end_put_sess;
2063 2125
2064 err = pppol2tp_tunnel_setsockopt(sk, tunnel, optname, val); 2126 err = pppol2tp_tunnel_setsockopt(sk, tunnel, optname, val);
2127 sock_put(session->tunnel_sock);
2065 } else 2128 } else
2066 err = pppol2tp_session_setsockopt(sk, session, optname, val); 2129 err = pppol2tp_session_setsockopt(sk, session, optname, val);
2067 2130
2068 err = 0; 2131 err = 0;
2069 2132
2133end_put_sess:
2134 sock_put(sk);
2070end: 2135end:
2071 return err; 2136 return err;
2072} 2137}
@@ -2181,20 +2246,24 @@ static int pppol2tp_getsockopt(struct socket *sock, int level,
2181 err = -EBADF; 2246 err = -EBADF;
2182 tunnel = pppol2tp_sock_to_tunnel(session->tunnel_sock); 2247 tunnel = pppol2tp_sock_to_tunnel(session->tunnel_sock);
2183 if (tunnel == NULL) 2248 if (tunnel == NULL)
2184 goto end; 2249 goto end_put_sess;
2185 2250
2186 err = pppol2tp_tunnel_getsockopt(sk, tunnel, optname, &val); 2251 err = pppol2tp_tunnel_getsockopt(sk, tunnel, optname, &val);
2252 sock_put(session->tunnel_sock);
2187 } else 2253 } else
2188 err = pppol2tp_session_getsockopt(sk, session, optname, &val); 2254 err = pppol2tp_session_getsockopt(sk, session, optname, &val);
2189 2255
2190 err = -EFAULT; 2256 err = -EFAULT;
2191 if (put_user(len, (int __user *) optlen)) 2257 if (put_user(len, (int __user *) optlen))
2192 goto end; 2258 goto end_put_sess;
2193 2259
2194 if (copy_to_user((void __user *) optval, &val, len)) 2260 if (copy_to_user((void __user *) optval, &val, len))
2195 goto end; 2261 goto end_put_sess;
2196 2262
2197 err = 0; 2263 err = 0;
2264
2265end_put_sess:
2266 sock_put(sk);
2198end: 2267end:
2199 return err; 2268 return err;
2200} 2269}
diff --git a/drivers/net/r6040.c b/drivers/net/r6040.c
index 169edc154928..858b191517b3 100644
--- a/drivers/net/r6040.c
+++ b/drivers/net/r6040.c
@@ -733,7 +733,7 @@ static void r6040_timer(unsigned long data)
733 } 733 }
734 734
735 /* Timer active again */ 735 /* Timer active again */
736 mod_timer(&lp->timer, jiffies + round_jiffies(HZ)); 736 mod_timer(&lp->timer, round_jiffies(jiffies + HZ));
737} 737}
738 738
739/* Read/set MAC address routines */ 739/* Read/set MAC address routines */
diff --git a/drivers/net/s2io-regs.h b/drivers/net/s2io-regs.h
index 2109508c047a..f8274f8941ea 100644
--- a/drivers/net/s2io-regs.h
+++ b/drivers/net/s2io-regs.h
@@ -250,7 +250,7 @@ struct XENA_dev_config {
250 u64 tx_mat0_n[0x8]; 250 u64 tx_mat0_n[0x8];
251#define TX_MAT_SET(fifo, msi) vBIT(msi, (8 * fifo), 8) 251#define TX_MAT_SET(fifo, msi) vBIT(msi, (8 * fifo), 8)
252 252
253 u8 unused_1[0x8]; 253 u64 xmsi_mask_reg;
254 u64 stat_byte_cnt; 254 u64 stat_byte_cnt;
255#define STAT_BC(n) vBIT(n,4,12) 255#define STAT_BC(n) vBIT(n,4,12)
256 256
diff --git a/drivers/net/s2io.c b/drivers/net/s2io.c
index 523478ebfd69..b5c1e663417d 100644
--- a/drivers/net/s2io.c
+++ b/drivers/net/s2io.c
@@ -86,7 +86,7 @@
86#include "s2io.h" 86#include "s2io.h"
87#include "s2io-regs.h" 87#include "s2io-regs.h"
88 88
89#define DRV_VERSION "2.0.26.23" 89#define DRV_VERSION "2.0.26.24"
90 90
91/* S2io Driver name & version. */ 91/* S2io Driver name & version. */
92static char s2io_driver_name[] = "Neterion"; 92static char s2io_driver_name[] = "Neterion";
@@ -1113,9 +1113,10 @@ static int s2io_on_nec_bridge(struct pci_dev *s2io_pdev)
1113 struct pci_dev *tdev = NULL; 1113 struct pci_dev *tdev = NULL;
1114 while ((tdev = pci_get_device(PCI_ANY_ID, PCI_ANY_ID, tdev)) != NULL) { 1114 while ((tdev = pci_get_device(PCI_ANY_ID, PCI_ANY_ID, tdev)) != NULL) {
1115 if (tdev->vendor == NEC_VENID && tdev->device == NEC_DEVID) { 1115 if (tdev->vendor == NEC_VENID && tdev->device == NEC_DEVID) {
1116 if (tdev->bus == s2io_pdev->bus->parent) 1116 if (tdev->bus == s2io_pdev->bus->parent) {
1117 pci_dev_put(tdev); 1117 pci_dev_put(tdev);
1118 return 1; 1118 return 1;
1119 }
1119 } 1120 }
1120 } 1121 }
1121 return 0; 1122 return 0;
@@ -1219,15 +1220,33 @@ static int init_tti(struct s2io_nic *nic, int link)
1219 TTI_DATA1_MEM_TX_URNG_B(0x10) | 1220 TTI_DATA1_MEM_TX_URNG_B(0x10) |
1220 TTI_DATA1_MEM_TX_URNG_C(0x30) | 1221 TTI_DATA1_MEM_TX_URNG_C(0x30) |
1221 TTI_DATA1_MEM_TX_TIMER_AC_EN; 1222 TTI_DATA1_MEM_TX_TIMER_AC_EN;
1222 1223 if (i == 0)
1223 if (use_continuous_tx_intrs && (link == LINK_UP)) 1224 if (use_continuous_tx_intrs && (link == LINK_UP))
1224 val64 |= TTI_DATA1_MEM_TX_TIMER_CI_EN; 1225 val64 |= TTI_DATA1_MEM_TX_TIMER_CI_EN;
1225 writeq(val64, &bar0->tti_data1_mem); 1226 writeq(val64, &bar0->tti_data1_mem);
1226 1227
1227 val64 = TTI_DATA2_MEM_TX_UFC_A(0x10) | 1228 if (nic->config.intr_type == MSI_X) {
1228 TTI_DATA2_MEM_TX_UFC_B(0x20) | 1229 val64 = TTI_DATA2_MEM_TX_UFC_A(0x10) |
1229 TTI_DATA2_MEM_TX_UFC_C(0x40) | 1230 TTI_DATA2_MEM_TX_UFC_B(0x100) |
1230 TTI_DATA2_MEM_TX_UFC_D(0x80); 1231 TTI_DATA2_MEM_TX_UFC_C(0x200) |
1232 TTI_DATA2_MEM_TX_UFC_D(0x300);
1233 } else {
1234 if ((nic->config.tx_steering_type ==
1235 TX_DEFAULT_STEERING) &&
1236 (config->tx_fifo_num > 1) &&
1237 (i >= nic->udp_fifo_idx) &&
1238 (i < (nic->udp_fifo_idx +
1239 nic->total_udp_fifos)))
1240 val64 = TTI_DATA2_MEM_TX_UFC_A(0x50) |
1241 TTI_DATA2_MEM_TX_UFC_B(0x80) |
1242 TTI_DATA2_MEM_TX_UFC_C(0x100) |
1243 TTI_DATA2_MEM_TX_UFC_D(0x120);
1244 else
1245 val64 = TTI_DATA2_MEM_TX_UFC_A(0x10) |
1246 TTI_DATA2_MEM_TX_UFC_B(0x20) |
1247 TTI_DATA2_MEM_TX_UFC_C(0x40) |
1248 TTI_DATA2_MEM_TX_UFC_D(0x80);
1249 }
1231 1250
1232 writeq(val64, &bar0->tti_data2_mem); 1251 writeq(val64, &bar0->tti_data2_mem);
1233 1252
@@ -2813,6 +2832,15 @@ static void free_rx_buffers(struct s2io_nic *sp)
2813 } 2832 }
2814} 2833}
2815 2834
2835static int s2io_chk_rx_buffers(struct ring_info *ring)
2836{
2837 if (fill_rx_buffers(ring) == -ENOMEM) {
2838 DBG_PRINT(INFO_DBG, "%s:Out of memory", ring->dev->name);
2839 DBG_PRINT(INFO_DBG, " in Rx Intr!!\n");
2840 }
2841 return 0;
2842}
2843
2816/** 2844/**
2817 * s2io_poll - Rx interrupt handler for NAPI support 2845 * s2io_poll - Rx interrupt handler for NAPI support
2818 * @napi : pointer to the napi structure. 2846 * @napi : pointer to the napi structure.
@@ -2826,57 +2854,73 @@ static void free_rx_buffers(struct s2io_nic *sp)
2826 * 0 on success and 1 if there are No Rx packets to be processed. 2854 * 0 on success and 1 if there are No Rx packets to be processed.
2827 */ 2855 */
2828 2856
2829static int s2io_poll(struct napi_struct *napi, int budget) 2857static int s2io_poll_msix(struct napi_struct *napi, int budget)
2830{ 2858{
2831 struct s2io_nic *nic = container_of(napi, struct s2io_nic, napi); 2859 struct ring_info *ring = container_of(napi, struct ring_info, napi);
2832 struct net_device *dev = nic->dev; 2860 struct net_device *dev = ring->dev;
2833 int pkt_cnt = 0, org_pkts_to_process;
2834 struct mac_info *mac_control;
2835 struct config_param *config; 2861 struct config_param *config;
2862 struct mac_info *mac_control;
2863 int pkts_processed = 0;
2864 u8 __iomem *addr = NULL;
2865 u8 val8 = 0;
2866 struct s2io_nic *nic = dev->priv;
2836 struct XENA_dev_config __iomem *bar0 = nic->bar0; 2867 struct XENA_dev_config __iomem *bar0 = nic->bar0;
2837 int i; 2868 int budget_org = budget;
2838 2869
2839 mac_control = &nic->mac_control;
2840 config = &nic->config; 2870 config = &nic->config;
2871 mac_control = &nic->mac_control;
2841 2872
2842 nic->pkts_to_process = budget; 2873 if (unlikely(!is_s2io_card_up(nic)))
2843 org_pkts_to_process = nic->pkts_to_process; 2874 return 0;
2844 2875
2845 writeq(S2IO_MINUS_ONE, &bar0->rx_traffic_int); 2876 pkts_processed = rx_intr_handler(ring, budget);
2846 readl(&bar0->rx_traffic_int); 2877 s2io_chk_rx_buffers(ring);
2847 2878
2848 for (i = 0; i < config->rx_ring_num; i++) { 2879 if (pkts_processed < budget_org) {
2849 rx_intr_handler(&mac_control->rings[i]); 2880 netif_rx_complete(dev, napi);
2850 pkt_cnt = org_pkts_to_process - nic->pkts_to_process; 2881 /*Re Enable MSI-Rx Vector*/
2851 if (!nic->pkts_to_process) { 2882 addr = (u8 __iomem *)&bar0->xmsi_mask_reg;
2852 /* Quota for the current iteration has been met */ 2883 addr += 7 - ring->ring_no;
2853 goto no_rx; 2884 val8 = (ring->ring_no == 0) ? 0x3f : 0xbf;
2854 } 2885 writeb(val8, addr);
2886 val8 = readb(addr);
2855 } 2887 }
2888 return pkts_processed;
2889}
2890static int s2io_poll_inta(struct napi_struct *napi, int budget)
2891{
2892 struct s2io_nic *nic = container_of(napi, struct s2io_nic, napi);
2893 struct ring_info *ring;
2894 struct net_device *dev = nic->dev;
2895 struct config_param *config;
2896 struct mac_info *mac_control;
2897 int pkts_processed = 0;
2898 int ring_pkts_processed, i;
2899 struct XENA_dev_config __iomem *bar0 = nic->bar0;
2900 int budget_org = budget;
2856 2901
2857 netif_rx_complete(dev, napi); 2902 config = &nic->config;
2903 mac_control = &nic->mac_control;
2858 2904
2859 for (i = 0; i < config->rx_ring_num; i++) { 2905 if (unlikely(!is_s2io_card_up(nic)))
2860 if (fill_rx_buffers(&mac_control->rings[i]) == -ENOMEM) { 2906 return 0;
2861 DBG_PRINT(INFO_DBG, "%s:Out of memory", dev->name);
2862 DBG_PRINT(INFO_DBG, " in Rx Poll!!\n");
2863 break;
2864 }
2865 }
2866 /* Re enable the Rx interrupts. */
2867 writeq(0x0, &bar0->rx_traffic_mask);
2868 readl(&bar0->rx_traffic_mask);
2869 return pkt_cnt;
2870 2907
2871no_rx:
2872 for (i = 0; i < config->rx_ring_num; i++) { 2908 for (i = 0; i < config->rx_ring_num; i++) {
2873 if (fill_rx_buffers(&mac_control->rings[i]) == -ENOMEM) { 2909 ring = &mac_control->rings[i];
2874 DBG_PRINT(INFO_DBG, "%s:Out of memory", dev->name); 2910 ring_pkts_processed = rx_intr_handler(ring, budget);
2875 DBG_PRINT(INFO_DBG, " in Rx Poll!!\n"); 2911 s2io_chk_rx_buffers(ring);
2912 pkts_processed += ring_pkts_processed;
2913 budget -= ring_pkts_processed;
2914 if (budget <= 0)
2876 break; 2915 break;
2877 }
2878 } 2916 }
2879 return pkt_cnt; 2917 if (pkts_processed < budget_org) {
2918 netif_rx_complete(dev, napi);
2919 /* Re enable the Rx interrupts for the ring */
2920 writeq(0, &bar0->rx_traffic_mask);
2921 readl(&bar0->rx_traffic_mask);
2922 }
2923 return pkts_processed;
2880} 2924}
2881 2925
2882#ifdef CONFIG_NET_POLL_CONTROLLER 2926#ifdef CONFIG_NET_POLL_CONTROLLER
@@ -2918,7 +2962,7 @@ static void s2io_netpoll(struct net_device *dev)
2918 2962
2919 /* check for received packet and indicate up to network */ 2963 /* check for received packet and indicate up to network */
2920 for (i = 0; i < config->rx_ring_num; i++) 2964 for (i = 0; i < config->rx_ring_num; i++)
2921 rx_intr_handler(&mac_control->rings[i]); 2965 rx_intr_handler(&mac_control->rings[i], 0);
2922 2966
2923 for (i = 0; i < config->rx_ring_num; i++) { 2967 for (i = 0; i < config->rx_ring_num; i++) {
2924 if (fill_rx_buffers(&mac_control->rings[i]) == -ENOMEM) { 2968 if (fill_rx_buffers(&mac_control->rings[i]) == -ENOMEM) {
@@ -2934,7 +2978,8 @@ static void s2io_netpoll(struct net_device *dev)
2934 2978
2935/** 2979/**
2936 * rx_intr_handler - Rx interrupt handler 2980 * rx_intr_handler - Rx interrupt handler
2937 * @nic: device private variable. 2981 * @ring_info: per ring structure.
2982 * @budget: budget for napi processing.
2938 * Description: 2983 * Description:
2939 * If the interrupt is because of a received frame or if the 2984 * If the interrupt is because of a received frame or if the
2940 * receive ring contains fresh as yet un-processed frames,this function is 2985 * receive ring contains fresh as yet un-processed frames,this function is
@@ -2942,15 +2987,15 @@ static void s2io_netpoll(struct net_device *dev)
2942 * stopped and sends the skb to the OSM's Rx handler and then increments 2987 * stopped and sends the skb to the OSM's Rx handler and then increments
2943 * the offset. 2988 * the offset.
2944 * Return Value: 2989 * Return Value:
2945 * NONE. 2990 * No. of napi packets processed.
2946 */ 2991 */
2947static void rx_intr_handler(struct ring_info *ring_data) 2992static int rx_intr_handler(struct ring_info *ring_data, int budget)
2948{ 2993{
2949 int get_block, put_block; 2994 int get_block, put_block;
2950 struct rx_curr_get_info get_info, put_info; 2995 struct rx_curr_get_info get_info, put_info;
2951 struct RxD_t *rxdp; 2996 struct RxD_t *rxdp;
2952 struct sk_buff *skb; 2997 struct sk_buff *skb;
2953 int pkt_cnt = 0; 2998 int pkt_cnt = 0, napi_pkts = 0;
2954 int i; 2999 int i;
2955 struct RxD1* rxdp1; 3000 struct RxD1* rxdp1;
2956 struct RxD3* rxdp3; 3001 struct RxD3* rxdp3;
@@ -2977,7 +3022,7 @@ static void rx_intr_handler(struct ring_info *ring_data)
2977 DBG_PRINT(ERR_DBG, "%s: The skb is ", 3022 DBG_PRINT(ERR_DBG, "%s: The skb is ",
2978 ring_data->dev->name); 3023 ring_data->dev->name);
2979 DBG_PRINT(ERR_DBG, "Null in Rx Intr\n"); 3024 DBG_PRINT(ERR_DBG, "Null in Rx Intr\n");
2980 return; 3025 return 0;
2981 } 3026 }
2982 if (ring_data->rxd_mode == RXD_MODE_1) { 3027 if (ring_data->rxd_mode == RXD_MODE_1) {
2983 rxdp1 = (struct RxD1*)rxdp; 3028 rxdp1 = (struct RxD1*)rxdp;
@@ -3014,9 +3059,10 @@ static void rx_intr_handler(struct ring_info *ring_data)
3014 rxdp = ring_data->rx_blocks[get_block].block_virt_addr; 3059 rxdp = ring_data->rx_blocks[get_block].block_virt_addr;
3015 } 3060 }
3016 3061
3017 if(ring_data->nic->config.napi){ 3062 if (ring_data->nic->config.napi) {
3018 ring_data->nic->pkts_to_process -= 1; 3063 budget--;
3019 if (!ring_data->nic->pkts_to_process) 3064 napi_pkts++;
3065 if (!budget)
3020 break; 3066 break;
3021 } 3067 }
3022 pkt_cnt++; 3068 pkt_cnt++;
@@ -3034,6 +3080,7 @@ static void rx_intr_handler(struct ring_info *ring_data)
3034 } 3080 }
3035 } 3081 }
3036 } 3082 }
3083 return(napi_pkts);
3037} 3084}
3038 3085
3039/** 3086/**
@@ -3730,14 +3777,19 @@ static void restore_xmsi_data(struct s2io_nic *nic)
3730{ 3777{
3731 struct XENA_dev_config __iomem *bar0 = nic->bar0; 3778 struct XENA_dev_config __iomem *bar0 = nic->bar0;
3732 u64 val64; 3779 u64 val64;
3733 int i; 3780 int i, msix_index;
3781
3782
3783 if (nic->device_type == XFRAME_I_DEVICE)
3784 return;
3734 3785
3735 for (i=0; i < MAX_REQUESTED_MSI_X; i++) { 3786 for (i=0; i < MAX_REQUESTED_MSI_X; i++) {
3787 msix_index = (i) ? ((i-1) * 8 + 1): 0;
3736 writeq(nic->msix_info[i].addr, &bar0->xmsi_address); 3788 writeq(nic->msix_info[i].addr, &bar0->xmsi_address);
3737 writeq(nic->msix_info[i].data, &bar0->xmsi_data); 3789 writeq(nic->msix_info[i].data, &bar0->xmsi_data);
3738 val64 = (s2BIT(7) | s2BIT(15) | vBIT(i, 26, 6)); 3790 val64 = (s2BIT(7) | s2BIT(15) | vBIT(msix_index, 26, 6));
3739 writeq(val64, &bar0->xmsi_access); 3791 writeq(val64, &bar0->xmsi_access);
3740 if (wait_for_msix_trans(nic, i)) { 3792 if (wait_for_msix_trans(nic, msix_index)) {
3741 DBG_PRINT(ERR_DBG, "failed in %s\n", __FUNCTION__); 3793 DBG_PRINT(ERR_DBG, "failed in %s\n", __FUNCTION__);
3742 continue; 3794 continue;
3743 } 3795 }
@@ -3748,13 +3800,17 @@ static void store_xmsi_data(struct s2io_nic *nic)
3748{ 3800{
3749 struct XENA_dev_config __iomem *bar0 = nic->bar0; 3801 struct XENA_dev_config __iomem *bar0 = nic->bar0;
3750 u64 val64, addr, data; 3802 u64 val64, addr, data;
3751 int i; 3803 int i, msix_index;
3804
3805 if (nic->device_type == XFRAME_I_DEVICE)
3806 return;
3752 3807
3753 /* Store and display */ 3808 /* Store and display */
3754 for (i=0; i < MAX_REQUESTED_MSI_X; i++) { 3809 for (i=0; i < MAX_REQUESTED_MSI_X; i++) {
3755 val64 = (s2BIT(15) | vBIT(i, 26, 6)); 3810 msix_index = (i) ? ((i-1) * 8 + 1): 0;
3811 val64 = (s2BIT(15) | vBIT(msix_index, 26, 6));
3756 writeq(val64, &bar0->xmsi_access); 3812 writeq(val64, &bar0->xmsi_access);
3757 if (wait_for_msix_trans(nic, i)) { 3813 if (wait_for_msix_trans(nic, msix_index)) {
3758 DBG_PRINT(ERR_DBG, "failed in %s\n", __FUNCTION__); 3814 DBG_PRINT(ERR_DBG, "failed in %s\n", __FUNCTION__);
3759 continue; 3815 continue;
3760 } 3816 }
@@ -3770,11 +3826,11 @@ static void store_xmsi_data(struct s2io_nic *nic)
3770static int s2io_enable_msi_x(struct s2io_nic *nic) 3826static int s2io_enable_msi_x(struct s2io_nic *nic)
3771{ 3827{
3772 struct XENA_dev_config __iomem *bar0 = nic->bar0; 3828 struct XENA_dev_config __iomem *bar0 = nic->bar0;
3773 u64 tx_mat, rx_mat; 3829 u64 rx_mat;
3774 u16 msi_control; /* Temp variable */ 3830 u16 msi_control; /* Temp variable */
3775 int ret, i, j, msix_indx = 1; 3831 int ret, i, j, msix_indx = 1;
3776 3832
3777 nic->entries = kcalloc(MAX_REQUESTED_MSI_X, sizeof(struct msix_entry), 3833 nic->entries = kmalloc(nic->num_entries * sizeof(struct msix_entry),
3778 GFP_KERNEL); 3834 GFP_KERNEL);
3779 if (!nic->entries) { 3835 if (!nic->entries) {
3780 DBG_PRINT(INFO_DBG, "%s: Memory allocation failed\n", \ 3836 DBG_PRINT(INFO_DBG, "%s: Memory allocation failed\n", \
@@ -3783,10 +3839,12 @@ static int s2io_enable_msi_x(struct s2io_nic *nic)
3783 return -ENOMEM; 3839 return -ENOMEM;
3784 } 3840 }
3785 nic->mac_control.stats_info->sw_stat.mem_allocated 3841 nic->mac_control.stats_info->sw_stat.mem_allocated
3786 += (MAX_REQUESTED_MSI_X * sizeof(struct msix_entry)); 3842 += (nic->num_entries * sizeof(struct msix_entry));
3843
3844 memset(nic->entries, 0, nic->num_entries * sizeof(struct msix_entry));
3787 3845
3788 nic->s2io_entries = 3846 nic->s2io_entries =
3789 kcalloc(MAX_REQUESTED_MSI_X, sizeof(struct s2io_msix_entry), 3847 kmalloc(nic->num_entries * sizeof(struct s2io_msix_entry),
3790 GFP_KERNEL); 3848 GFP_KERNEL);
3791 if (!nic->s2io_entries) { 3849 if (!nic->s2io_entries) {
3792 DBG_PRINT(INFO_DBG, "%s: Memory allocation failed\n", 3850 DBG_PRINT(INFO_DBG, "%s: Memory allocation failed\n",
@@ -3794,60 +3852,52 @@ static int s2io_enable_msi_x(struct s2io_nic *nic)
3794 nic->mac_control.stats_info->sw_stat.mem_alloc_fail_cnt++; 3852 nic->mac_control.stats_info->sw_stat.mem_alloc_fail_cnt++;
3795 kfree(nic->entries); 3853 kfree(nic->entries);
3796 nic->mac_control.stats_info->sw_stat.mem_freed 3854 nic->mac_control.stats_info->sw_stat.mem_freed
3797 += (MAX_REQUESTED_MSI_X * sizeof(struct msix_entry)); 3855 += (nic->num_entries * sizeof(struct msix_entry));
3798 return -ENOMEM; 3856 return -ENOMEM;
3799 } 3857 }
3800 nic->mac_control.stats_info->sw_stat.mem_allocated 3858 nic->mac_control.stats_info->sw_stat.mem_allocated
3801 += (MAX_REQUESTED_MSI_X * sizeof(struct s2io_msix_entry)); 3859 += (nic->num_entries * sizeof(struct s2io_msix_entry));
3802 3860 memset(nic->s2io_entries, 0,
3803 for (i=0; i< MAX_REQUESTED_MSI_X; i++) { 3861 nic->num_entries * sizeof(struct s2io_msix_entry));
3804 nic->entries[i].entry = i; 3862
3805 nic->s2io_entries[i].entry = i; 3863 nic->entries[0].entry = 0;
3864 nic->s2io_entries[0].entry = 0;
3865 nic->s2io_entries[0].in_use = MSIX_FLG;
3866 nic->s2io_entries[0].type = MSIX_ALARM_TYPE;
3867 nic->s2io_entries[0].arg = &nic->mac_control.fifos;
3868
3869 for (i = 1; i < nic->num_entries; i++) {
3870 nic->entries[i].entry = ((i - 1) * 8) + 1;
3871 nic->s2io_entries[i].entry = ((i - 1) * 8) + 1;
3806 nic->s2io_entries[i].arg = NULL; 3872 nic->s2io_entries[i].arg = NULL;
3807 nic->s2io_entries[i].in_use = 0; 3873 nic->s2io_entries[i].in_use = 0;
3808 } 3874 }
3809 3875
3810 tx_mat = readq(&bar0->tx_mat0_n[0]);
3811 for (i=0; i<nic->config.tx_fifo_num; i++, msix_indx++) {
3812 tx_mat |= TX_MAT_SET(i, msix_indx);
3813 nic->s2io_entries[msix_indx].arg = &nic->mac_control.fifos[i];
3814 nic->s2io_entries[msix_indx].type = MSIX_FIFO_TYPE;
3815 nic->s2io_entries[msix_indx].in_use = MSIX_FLG;
3816 }
3817 writeq(tx_mat, &bar0->tx_mat0_n[0]);
3818
3819 rx_mat = readq(&bar0->rx_mat); 3876 rx_mat = readq(&bar0->rx_mat);
3820 for (j = 0; j < nic->config.rx_ring_num; j++, msix_indx++) { 3877 for (j = 0; j < nic->config.rx_ring_num; j++) {
3821 rx_mat |= RX_MAT_SET(j, msix_indx); 3878 rx_mat |= RX_MAT_SET(j, msix_indx);
3822 nic->s2io_entries[msix_indx].arg 3879 nic->s2io_entries[j+1].arg = &nic->mac_control.rings[j];
3823 = &nic->mac_control.rings[j]; 3880 nic->s2io_entries[j+1].type = MSIX_RING_TYPE;
3824 nic->s2io_entries[msix_indx].type = MSIX_RING_TYPE; 3881 nic->s2io_entries[j+1].in_use = MSIX_FLG;
3825 nic->s2io_entries[msix_indx].in_use = MSIX_FLG; 3882 msix_indx += 8;
3826 } 3883 }
3827 writeq(rx_mat, &bar0->rx_mat); 3884 writeq(rx_mat, &bar0->rx_mat);
3885 readq(&bar0->rx_mat);
3828 3886
3829 nic->avail_msix_vectors = 0; 3887 ret = pci_enable_msix(nic->pdev, nic->entries, nic->num_entries);
3830 ret = pci_enable_msix(nic->pdev, nic->entries, MAX_REQUESTED_MSI_X);
3831 /* We fail init if error or we get less vectors than min required */ 3888 /* We fail init if error or we get less vectors than min required */
3832 if (ret >= (nic->config.tx_fifo_num + nic->config.rx_ring_num + 1)) {
3833 nic->avail_msix_vectors = ret;
3834 ret = pci_enable_msix(nic->pdev, nic->entries, ret);
3835 }
3836 if (ret) { 3889 if (ret) {
3837 DBG_PRINT(ERR_DBG, "%s: Enabling MSIX failed\n", nic->dev->name); 3890 DBG_PRINT(ERR_DBG, "%s: Enabling MSIX failed\n", nic->dev->name);
3838 kfree(nic->entries); 3891 kfree(nic->entries);
3839 nic->mac_control.stats_info->sw_stat.mem_freed 3892 nic->mac_control.stats_info->sw_stat.mem_freed
3840 += (MAX_REQUESTED_MSI_X * sizeof(struct msix_entry)); 3893 += (nic->num_entries * sizeof(struct msix_entry));
3841 kfree(nic->s2io_entries); 3894 kfree(nic->s2io_entries);
3842 nic->mac_control.stats_info->sw_stat.mem_freed 3895 nic->mac_control.stats_info->sw_stat.mem_freed
3843 += (MAX_REQUESTED_MSI_X * sizeof(struct s2io_msix_entry)); 3896 += (nic->num_entries * sizeof(struct s2io_msix_entry));
3844 nic->entries = NULL; 3897 nic->entries = NULL;
3845 nic->s2io_entries = NULL; 3898 nic->s2io_entries = NULL;
3846 nic->avail_msix_vectors = 0;
3847 return -ENOMEM; 3899 return -ENOMEM;
3848 } 3900 }
3849 if (!nic->avail_msix_vectors)
3850 nic->avail_msix_vectors = MAX_REQUESTED_MSI_X;
3851 3901
3852 /* 3902 /*
3853 * To enable MSI-X, MSI also needs to be enabled, due to a bug 3903 * To enable MSI-X, MSI also needs to be enabled, due to a bug
@@ -3919,7 +3969,7 @@ static void remove_msix_isr(struct s2io_nic *sp)
3919 int i; 3969 int i;
3920 u16 msi_control; 3970 u16 msi_control;
3921 3971
3922 for (i = 0; i < MAX_REQUESTED_MSI_X; i++) { 3972 for (i = 0; i < sp->num_entries; i++) {
3923 if (sp->s2io_entries[i].in_use == 3973 if (sp->s2io_entries[i].in_use ==
3924 MSIX_REGISTERED_SUCCESS) { 3974 MSIX_REGISTERED_SUCCESS) {
3925 int vector = sp->entries[i].vector; 3975 int vector = sp->entries[i].vector;
@@ -3975,29 +4025,6 @@ static int s2io_open(struct net_device *dev)
3975 netif_carrier_off(dev); 4025 netif_carrier_off(dev);
3976 sp->last_link_state = 0; 4026 sp->last_link_state = 0;
3977 4027
3978 if (sp->config.intr_type == MSI_X) {
3979 int ret = s2io_enable_msi_x(sp);
3980
3981 if (!ret) {
3982 ret = s2io_test_msi(sp);
3983 /* rollback MSI-X, will re-enable during add_isr() */
3984 remove_msix_isr(sp);
3985 }
3986 if (ret) {
3987
3988 DBG_PRINT(ERR_DBG,
3989 "%s: MSI-X requested but failed to enable\n",
3990 dev->name);
3991 sp->config.intr_type = INTA;
3992 }
3993 }
3994
3995 /* NAPI doesn't work well with MSI(X) */
3996 if (sp->config.intr_type != INTA) {
3997 if(sp->config.napi)
3998 sp->config.napi = 0;
3999 }
4000
4001 /* Initialize H/W and enable interrupts */ 4028 /* Initialize H/W and enable interrupts */
4002 err = s2io_card_up(sp); 4029 err = s2io_card_up(sp);
4003 if (err) { 4030 if (err) {
@@ -4020,12 +4047,12 @@ hw_init_failed:
4020 if (sp->entries) { 4047 if (sp->entries) {
4021 kfree(sp->entries); 4048 kfree(sp->entries);
4022 sp->mac_control.stats_info->sw_stat.mem_freed 4049 sp->mac_control.stats_info->sw_stat.mem_freed
4023 += (MAX_REQUESTED_MSI_X * sizeof(struct msix_entry)); 4050 += (sp->num_entries * sizeof(struct msix_entry));
4024 } 4051 }
4025 if (sp->s2io_entries) { 4052 if (sp->s2io_entries) {
4026 kfree(sp->s2io_entries); 4053 kfree(sp->s2io_entries);
4027 sp->mac_control.stats_info->sw_stat.mem_freed 4054 sp->mac_control.stats_info->sw_stat.mem_freed
4028 += (MAX_REQUESTED_MSI_X * sizeof(struct s2io_msix_entry)); 4055 += (sp->num_entries * sizeof(struct s2io_msix_entry));
4029 } 4056 }
4030 } 4057 }
4031 return err; 4058 return err;
@@ -4327,40 +4354,65 @@ s2io_alarm_handle(unsigned long data)
4327 mod_timer(&sp->alarm_timer, jiffies + HZ / 2); 4354 mod_timer(&sp->alarm_timer, jiffies + HZ / 2);
4328} 4355}
4329 4356
4330static int s2io_chk_rx_buffers(struct ring_info *ring)
4331{
4332 if (fill_rx_buffers(ring) == -ENOMEM) {
4333 DBG_PRINT(INFO_DBG, "%s:Out of memory", ring->dev->name);
4334 DBG_PRINT(INFO_DBG, " in Rx Intr!!\n");
4335 }
4336 return 0;
4337}
4338
4339static irqreturn_t s2io_msix_ring_handle(int irq, void *dev_id) 4357static irqreturn_t s2io_msix_ring_handle(int irq, void *dev_id)
4340{ 4358{
4341 struct ring_info *ring = (struct ring_info *)dev_id; 4359 struct ring_info *ring = (struct ring_info *)dev_id;
4342 struct s2io_nic *sp = ring->nic; 4360 struct s2io_nic *sp = ring->nic;
4361 struct XENA_dev_config __iomem *bar0 = sp->bar0;
4362 struct net_device *dev = sp->dev;
4343 4363
4344 if (!is_s2io_card_up(sp)) 4364 if (unlikely(!is_s2io_card_up(sp)))
4345 return IRQ_HANDLED; 4365 return IRQ_HANDLED;
4346 4366
4347 rx_intr_handler(ring); 4367 if (sp->config.napi) {
4348 s2io_chk_rx_buffers(ring); 4368 u8 __iomem *addr = NULL;
4369 u8 val8 = 0;
4370
4371 addr = (u8 __iomem *)&bar0->xmsi_mask_reg;
4372 addr += (7 - ring->ring_no);
4373 val8 = (ring->ring_no == 0) ? 0x7f : 0xff;
4374 writeb(val8, addr);
4375 val8 = readb(addr);
4376 netif_rx_schedule(dev, &ring->napi);
4377 } else {
4378 rx_intr_handler(ring, 0);
4379 s2io_chk_rx_buffers(ring);
4380 }
4349 4381
4350 return IRQ_HANDLED; 4382 return IRQ_HANDLED;
4351} 4383}
4352 4384
4353static irqreturn_t s2io_msix_fifo_handle(int irq, void *dev_id) 4385static irqreturn_t s2io_msix_fifo_handle(int irq, void *dev_id)
4354{ 4386{
4355 struct fifo_info *fifo = (struct fifo_info *)dev_id; 4387 int i;
4356 struct s2io_nic *sp = fifo->nic; 4388 struct fifo_info *fifos = (struct fifo_info *)dev_id;
4389 struct s2io_nic *sp = fifos->nic;
4390 struct XENA_dev_config __iomem *bar0 = sp->bar0;
4391 struct config_param *config = &sp->config;
4392 u64 reason;
4357 4393
4358 if (!is_s2io_card_up(sp)) 4394 if (unlikely(!is_s2io_card_up(sp)))
4395 return IRQ_NONE;
4396
4397 reason = readq(&bar0->general_int_status);
4398 if (unlikely(reason == S2IO_MINUS_ONE))
4399 /* Nothing much can be done. Get out */
4359 return IRQ_HANDLED; 4400 return IRQ_HANDLED;
4360 4401
4361 tx_intr_handler(fifo); 4402 writeq(S2IO_MINUS_ONE, &bar0->general_int_mask);
4403
4404 if (reason & GEN_INTR_TXTRAFFIC)
4405 writeq(S2IO_MINUS_ONE, &bar0->tx_traffic_int);
4406
4407 for (i = 0; i < config->tx_fifo_num; i++)
4408 tx_intr_handler(&fifos[i]);
4409
4410 writeq(sp->general_int_mask, &bar0->general_int_mask);
4411 readl(&bar0->general_int_status);
4412
4362 return IRQ_HANDLED; 4413 return IRQ_HANDLED;
4363} 4414}
4415
4364static void s2io_txpic_intr_handle(struct s2io_nic *sp) 4416static void s2io_txpic_intr_handle(struct s2io_nic *sp)
4365{ 4417{
4366 struct XENA_dev_config __iomem *bar0 = sp->bar0; 4418 struct XENA_dev_config __iomem *bar0 = sp->bar0;
@@ -4762,14 +4814,10 @@ static irqreturn_t s2io_isr(int irq, void *dev_id)
4762 4814
4763 if (config->napi) { 4815 if (config->napi) {
4764 if (reason & GEN_INTR_RXTRAFFIC) { 4816 if (reason & GEN_INTR_RXTRAFFIC) {
4765 if (likely(netif_rx_schedule_prep(dev, 4817 netif_rx_schedule(dev, &sp->napi);
4766 &sp->napi))) { 4818 writeq(S2IO_MINUS_ONE, &bar0->rx_traffic_mask);
4767 __netif_rx_schedule(dev, &sp->napi); 4819 writeq(S2IO_MINUS_ONE, &bar0->rx_traffic_int);
4768 writeq(S2IO_MINUS_ONE, 4820 readl(&bar0->rx_traffic_int);
4769 &bar0->rx_traffic_mask);
4770 } else
4771 writeq(S2IO_MINUS_ONE,
4772 &bar0->rx_traffic_int);
4773 } 4821 }
4774 } else { 4822 } else {
4775 /* 4823 /*
@@ -4781,7 +4829,7 @@ static irqreturn_t s2io_isr(int irq, void *dev_id)
4781 writeq(S2IO_MINUS_ONE, &bar0->rx_traffic_int); 4829 writeq(S2IO_MINUS_ONE, &bar0->rx_traffic_int);
4782 4830
4783 for (i = 0; i < config->rx_ring_num; i++) 4831 for (i = 0; i < config->rx_ring_num; i++)
4784 rx_intr_handler(&mac_control->rings[i]); 4832 rx_intr_handler(&mac_control->rings[i], 0);
4785 } 4833 }
4786 4834
4787 /* 4835 /*
@@ -6984,62 +7032,62 @@ static int s2io_add_isr(struct s2io_nic * sp)
6984 7032
6985 /* After proper initialization of H/W, register ISR */ 7033 /* After proper initialization of H/W, register ISR */
6986 if (sp->config.intr_type == MSI_X) { 7034 if (sp->config.intr_type == MSI_X) {
6987 int i, msix_tx_cnt=0,msix_rx_cnt=0; 7035 int i, msix_rx_cnt = 0;
6988 7036
6989 for (i=1; (sp->s2io_entries[i].in_use == MSIX_FLG); i++) { 7037 for (i = 0; i < sp->num_entries; i++) {
6990 if (sp->s2io_entries[i].type == MSIX_FIFO_TYPE) { 7038 if (sp->s2io_entries[i].in_use == MSIX_FLG) {
6991 sprintf(sp->desc[i], "%s:MSI-X-%d-TX", 7039 if (sp->s2io_entries[i].type ==
7040 MSIX_RING_TYPE) {
7041 sprintf(sp->desc[i], "%s:MSI-X-%d-RX",
7042 dev->name, i);
7043 err = request_irq(sp->entries[i].vector,
7044 s2io_msix_ring_handle, 0,
7045 sp->desc[i],
7046 sp->s2io_entries[i].arg);
7047 } else if (sp->s2io_entries[i].type ==
7048 MSIX_ALARM_TYPE) {
7049 sprintf(sp->desc[i], "%s:MSI-X-%d-TX",
6992 dev->name, i); 7050 dev->name, i);
6993 err = request_irq(sp->entries[i].vector, 7051 err = request_irq(sp->entries[i].vector,
6994 s2io_msix_fifo_handle, 0, sp->desc[i], 7052 s2io_msix_fifo_handle, 0,
6995 sp->s2io_entries[i].arg); 7053 sp->desc[i],
6996 /* If either data or addr is zero print it */ 7054 sp->s2io_entries[i].arg);
6997 if(!(sp->msix_info[i].addr && 7055
6998 sp->msix_info[i].data)) {
6999 DBG_PRINT(ERR_DBG, "%s @ Addr:0x%llx "
7000 "Data:0x%llx\n",sp->desc[i],
7001 (unsigned long long)
7002 sp->msix_info[i].addr,
7003 (unsigned long long)
7004 sp->msix_info[i].data);
7005 } else {
7006 msix_tx_cnt++;
7007 } 7056 }
7008 } else { 7057 /* if either data or addr is zero print it. */
7009 sprintf(sp->desc[i], "%s:MSI-X-%d-RX", 7058 if (!(sp->msix_info[i].addr &&
7010 dev->name, i);
7011 err = request_irq(sp->entries[i].vector,
7012 s2io_msix_ring_handle, 0, sp->desc[i],
7013 sp->s2io_entries[i].arg);
7014 /* If either data or addr is zero print it */
7015 if(!(sp->msix_info[i].addr &&
7016 sp->msix_info[i].data)) { 7059 sp->msix_info[i].data)) {
7017 DBG_PRINT(ERR_DBG, "%s @ Addr:0x%llx " 7060 DBG_PRINT(ERR_DBG,
7018 "Data:0x%llx\n",sp->desc[i], 7061 "%s @Addr:0x%llx Data:0x%llx\n",
7062 sp->desc[i],
7019 (unsigned long long) 7063 (unsigned long long)
7020 sp->msix_info[i].addr, 7064 sp->msix_info[i].addr,
7021 (unsigned long long) 7065 (unsigned long long)
7022 sp->msix_info[i].data); 7066 ntohl(sp->msix_info[i].data));
7023 } else { 7067 } else
7024 msix_rx_cnt++; 7068 msix_rx_cnt++;
7069 if (err) {
7070 remove_msix_isr(sp);
7071
7072 DBG_PRINT(ERR_DBG,
7073 "%s:MSI-X-%d registration "
7074 "failed\n", dev->name, i);
7075
7076 DBG_PRINT(ERR_DBG,
7077 "%s: Defaulting to INTA\n",
7078 dev->name);
7079 sp->config.intr_type = INTA;
7080 break;
7025 } 7081 }
7082 sp->s2io_entries[i].in_use =
7083 MSIX_REGISTERED_SUCCESS;
7026 } 7084 }
7027 if (err) {
7028 remove_msix_isr(sp);
7029 DBG_PRINT(ERR_DBG,"%s:MSI-X-%d registration "
7030 "failed\n", dev->name, i);
7031 DBG_PRINT(ERR_DBG, "%s: defaulting to INTA\n",
7032 dev->name);
7033 sp->config.intr_type = INTA;
7034 break;
7035 }
7036 sp->s2io_entries[i].in_use = MSIX_REGISTERED_SUCCESS;
7037 } 7085 }
7038 if (!err) { 7086 if (!err) {
7039 printk(KERN_INFO "MSI-X-TX %d entries enabled\n",
7040 msix_tx_cnt);
7041 printk(KERN_INFO "MSI-X-RX %d entries enabled\n", 7087 printk(KERN_INFO "MSI-X-RX %d entries enabled\n",
7042 msix_rx_cnt); 7088 --msix_rx_cnt);
7089 DBG_PRINT(INFO_DBG, "MSI-X-TX entries enabled"
7090 " through alarm vector\n");
7043 } 7091 }
7044 } 7092 }
7045 if (sp->config.intr_type == INTA) { 7093 if (sp->config.intr_type == INTA) {
@@ -7080,8 +7128,15 @@ static void do_s2io_card_down(struct s2io_nic * sp, int do_io)
7080 clear_bit(__S2IO_STATE_CARD_UP, &sp->state); 7128 clear_bit(__S2IO_STATE_CARD_UP, &sp->state);
7081 7129
7082 /* Disable napi */ 7130 /* Disable napi */
7083 if (config->napi) 7131 if (sp->config.napi) {
7084 napi_disable(&sp->napi); 7132 int off = 0;
7133 if (config->intr_type == MSI_X) {
7134 for (; off < sp->config.rx_ring_num; off++)
7135 napi_disable(&sp->mac_control.rings[off].napi);
7136 }
7137 else
7138 napi_disable(&sp->napi);
7139 }
7085 7140
7086 /* disable Tx and Rx traffic on the NIC */ 7141 /* disable Tx and Rx traffic on the NIC */
7087 if (do_io) 7142 if (do_io)
@@ -7173,8 +7228,15 @@ static int s2io_card_up(struct s2io_nic * sp)
7173 } 7228 }
7174 7229
7175 /* Initialise napi */ 7230 /* Initialise napi */
7176 if (config->napi) 7231 if (config->napi) {
7177 napi_enable(&sp->napi); 7232 int i;
7233 if (config->intr_type == MSI_X) {
7234 for (i = 0; i < sp->config.rx_ring_num; i++)
7235 napi_enable(&sp->mac_control.rings[i].napi);
7236 } else {
7237 napi_enable(&sp->napi);
7238 }
7239 }
7178 7240
7179 /* Maintain the state prior to the open */ 7241 /* Maintain the state prior to the open */
7180 if (sp->promisc_flg) 7242 if (sp->promisc_flg)
@@ -7217,7 +7279,7 @@ static int s2io_card_up(struct s2io_nic * sp)
7217 /* Enable select interrupts */ 7279 /* Enable select interrupts */
7218 en_dis_err_alarms(sp, ENA_ALL_INTRS, ENABLE_INTRS); 7280 en_dis_err_alarms(sp, ENA_ALL_INTRS, ENABLE_INTRS);
7219 if (sp->config.intr_type != INTA) 7281 if (sp->config.intr_type != INTA)
7220 en_dis_able_nic_intrs(sp, ENA_ALL_INTRS, DISABLE_INTRS); 7282 en_dis_able_nic_intrs(sp, TX_TRAFFIC_INTR, ENABLE_INTRS);
7221 else { 7283 else {
7222 interruptible = TX_TRAFFIC_INTR | RX_TRAFFIC_INTR; 7284 interruptible = TX_TRAFFIC_INTR | RX_TRAFFIC_INTR;
7223 interruptible |= TX_PIC_INTR; 7285 interruptible |= TX_PIC_INTR;
@@ -7615,9 +7677,6 @@ static int s2io_verify_parm(struct pci_dev *pdev, u8 *dev_intr_type,
7615 rx_ring_num = MAX_RX_RINGS; 7677 rx_ring_num = MAX_RX_RINGS;
7616 } 7678 }
7617 7679
7618 if (*dev_intr_type != INTA)
7619 napi = 0;
7620
7621 if ((*dev_intr_type != INTA) && (*dev_intr_type != MSI_X)) { 7680 if ((*dev_intr_type != INTA) && (*dev_intr_type != MSI_X)) {
7622 DBG_PRINT(ERR_DBG, "s2io: Wrong intr_type requested. " 7681 DBG_PRINT(ERR_DBG, "s2io: Wrong intr_type requested. "
7623 "Defaulting to INTA\n"); 7682 "Defaulting to INTA\n");
@@ -7918,8 +7977,6 @@ s2io_init_nic(struct pci_dev *pdev, const struct pci_device_id *pre)
7918 * will use eth_mac_addr() for dev->set_mac_address 7977 * will use eth_mac_addr() for dev->set_mac_address
7919 * mac address will be set every time dev->open() is called 7978 * mac address will be set every time dev->open() is called
7920 */ 7979 */
7921 netif_napi_add(dev, &sp->napi, s2io_poll, 32);
7922
7923#ifdef CONFIG_NET_POLL_CONTROLLER 7980#ifdef CONFIG_NET_POLL_CONTROLLER
7924 dev->poll_controller = s2io_netpoll; 7981 dev->poll_controller = s2io_netpoll;
7925#endif 7982#endif
@@ -7963,6 +8020,32 @@ s2io_init_nic(struct pci_dev *pdev, const struct pci_device_id *pre)
7963 } 8020 }
7964 } 8021 }
7965 8022
8023 if (sp->config.intr_type == MSI_X) {
8024 sp->num_entries = config->rx_ring_num + 1;
8025 ret = s2io_enable_msi_x(sp);
8026
8027 if (!ret) {
8028 ret = s2io_test_msi(sp);
8029 /* rollback MSI-X, will re-enable during add_isr() */
8030 remove_msix_isr(sp);
8031 }
8032 if (ret) {
8033
8034 DBG_PRINT(ERR_DBG,
8035 "%s: MSI-X requested but failed to enable\n",
8036 dev->name);
8037 sp->config.intr_type = INTA;
8038 }
8039 }
8040
8041 if (config->intr_type == MSI_X) {
8042 for (i = 0; i < config->rx_ring_num ; i++)
8043 netif_napi_add(dev, &mac_control->rings[i].napi,
8044 s2io_poll_msix, 64);
8045 } else {
8046 netif_napi_add(dev, &sp->napi, s2io_poll_inta, 64);
8047 }
8048
7966 /* Not needed for Herc */ 8049 /* Not needed for Herc */
7967 if (sp->device_type & XFRAME_I_DEVICE) { 8050 if (sp->device_type & XFRAME_I_DEVICE) {
7968 /* 8051 /*
@@ -8013,6 +8096,11 @@ s2io_init_nic(struct pci_dev *pdev, const struct pci_device_id *pre)
8013 /* store mac addresses from CAM to s2io_nic structure */ 8096 /* store mac addresses from CAM to s2io_nic structure */
8014 do_s2io_store_unicast_mc(sp); 8097 do_s2io_store_unicast_mc(sp);
8015 8098
8099 /* Configure MSIX vector for number of rings configured plus one */
8100 if ((sp->device_type == XFRAME_II_DEVICE) &&
8101 (config->intr_type == MSI_X))
8102 sp->num_entries = config->rx_ring_num + 1;
8103
8016 /* Store the values of the MSIX table in the s2io_nic structure */ 8104 /* Store the values of the MSIX table in the s2io_nic structure */
8017 store_xmsi_data(sp); 8105 store_xmsi_data(sp);
8018 /* reset Nic and bring it to known state */ 8106 /* reset Nic and bring it to known state */
@@ -8078,8 +8166,14 @@ s2io_init_nic(struct pci_dev *pdev, const struct pci_device_id *pre)
8078 break; 8166 break;
8079 } 8167 }
8080 8168
8081 if (napi) 8169 switch (sp->config.napi) {
8170 case 0:
8171 DBG_PRINT(ERR_DBG, "%s: NAPI disabled\n", dev->name);
8172 break;
8173 case 1:
8082 DBG_PRINT(ERR_DBG, "%s: NAPI enabled\n", dev->name); 8174 DBG_PRINT(ERR_DBG, "%s: NAPI enabled\n", dev->name);
8175 break;
8176 }
8083 8177
8084 DBG_PRINT(ERR_DBG, "%s: Using %d Tx fifo(s)\n", dev->name, 8178 DBG_PRINT(ERR_DBG, "%s: Using %d Tx fifo(s)\n", dev->name,
8085 sp->config.tx_fifo_num); 8179 sp->config.tx_fifo_num);
diff --git a/drivers/net/s2io.h b/drivers/net/s2io.h
index 0709ebae9139..4706f7f9acb6 100644
--- a/drivers/net/s2io.h
+++ b/drivers/net/s2io.h
@@ -706,7 +706,7 @@ struct ring_info {
706 /* per-ring buffer counter */ 706 /* per-ring buffer counter */
707 u32 rx_bufs_left; 707 u32 rx_bufs_left;
708 708
709 #define MAX_LRO_SESSIONS 32 709#define MAX_LRO_SESSIONS 32
710 struct lro lro0_n[MAX_LRO_SESSIONS]; 710 struct lro lro0_n[MAX_LRO_SESSIONS];
711 u8 lro; 711 u8 lro;
712 712
@@ -725,6 +725,11 @@ struct ring_info {
725 /* copy of sp->pdev pointer */ 725 /* copy of sp->pdev pointer */
726 struct pci_dev *pdev; 726 struct pci_dev *pdev;
727 727
728 /* Per ring napi struct */
729 struct napi_struct napi;
730
731 unsigned long interrupt_count;
732
728 /* 733 /*
729 * Place holders for the virtual and physical addresses of 734 * Place holders for the virtual and physical addresses of
730 * all the Rx Blocks 735 * all the Rx Blocks
@@ -841,7 +846,7 @@ struct usr_addr {
841 * Structure to keep track of the MSI-X vectors and the corresponding 846 * Structure to keep track of the MSI-X vectors and the corresponding
842 * argument registered against each vector 847 * argument registered against each vector
843 */ 848 */
844#define MAX_REQUESTED_MSI_X 17 849#define MAX_REQUESTED_MSI_X 9
845struct s2io_msix_entry 850struct s2io_msix_entry
846{ 851{
847 u16 vector; 852 u16 vector;
@@ -849,8 +854,8 @@ struct s2io_msix_entry
849 void *arg; 854 void *arg;
850 855
851 u8 type; 856 u8 type;
852#define MSIX_FIFO_TYPE 1 857#define MSIX_ALARM_TYPE 1
853#define MSIX_RING_TYPE 2 858#define MSIX_RING_TYPE 2
854 859
855 u8 in_use; 860 u8 in_use;
856#define MSIX_REGISTERED_SUCCESS 0xAA 861#define MSIX_REGISTERED_SUCCESS 0xAA
@@ -877,7 +882,6 @@ struct s2io_nic {
877 */ 882 */
878 int pkts_to_process; 883 int pkts_to_process;
879 struct net_device *dev; 884 struct net_device *dev;
880 struct napi_struct napi;
881 struct mac_info mac_control; 885 struct mac_info mac_control;
882 struct config_param config; 886 struct config_param config;
883 struct pci_dev *pdev; 887 struct pci_dev *pdev;
@@ -948,6 +952,7 @@ struct s2io_nic {
948 */ 952 */
949 u8 other_fifo_idx; 953 u8 other_fifo_idx;
950 954
955 struct napi_struct napi;
951 /* after blink, the adapter must be restored with original 956 /* after blink, the adapter must be restored with original
952 * values. 957 * values.
953 */ 958 */
@@ -962,6 +967,7 @@ struct s2io_nic {
962 unsigned long long start_time; 967 unsigned long long start_time;
963 struct vlan_group *vlgrp; 968 struct vlan_group *vlgrp;
964#define MSIX_FLG 0xA5 969#define MSIX_FLG 0xA5
970 int num_entries;
965 struct msix_entry *entries; 971 struct msix_entry *entries;
966 int msi_detected; 972 int msi_detected;
967 wait_queue_head_t msi_wait; 973 wait_queue_head_t msi_wait;
@@ -982,6 +988,7 @@ struct s2io_nic {
982 u16 lro_max_aggr_per_sess; 988 u16 lro_max_aggr_per_sess;
983 volatile unsigned long state; 989 volatile unsigned long state;
984 u64 general_int_mask; 990 u64 general_int_mask;
991
985#define VPD_STRING_LEN 80 992#define VPD_STRING_LEN 80
986 u8 product_name[VPD_STRING_LEN]; 993 u8 product_name[VPD_STRING_LEN];
987 u8 serial_num[VPD_STRING_LEN]; 994 u8 serial_num[VPD_STRING_LEN];
@@ -1103,7 +1110,7 @@ static void __devexit s2io_rem_nic(struct pci_dev *pdev);
1103static int init_shared_mem(struct s2io_nic *sp); 1110static int init_shared_mem(struct s2io_nic *sp);
1104static void free_shared_mem(struct s2io_nic *sp); 1111static void free_shared_mem(struct s2io_nic *sp);
1105static int init_nic(struct s2io_nic *nic); 1112static int init_nic(struct s2io_nic *nic);
1106static void rx_intr_handler(struct ring_info *ring_data); 1113static int rx_intr_handler(struct ring_info *ring_data, int budget);
1107static void tx_intr_handler(struct fifo_info *fifo_data); 1114static void tx_intr_handler(struct fifo_info *fifo_data);
1108static void s2io_handle_errors(void * dev_id); 1115static void s2io_handle_errors(void * dev_id);
1109 1116
@@ -1114,7 +1121,8 @@ static void s2io_set_multicast(struct net_device *dev);
1114static int rx_osm_handler(struct ring_info *ring_data, struct RxD_t * rxdp); 1121static int rx_osm_handler(struct ring_info *ring_data, struct RxD_t * rxdp);
1115static void s2io_link(struct s2io_nic * sp, int link); 1122static void s2io_link(struct s2io_nic * sp, int link);
1116static void s2io_reset(struct s2io_nic * sp); 1123static void s2io_reset(struct s2io_nic * sp);
1117static int s2io_poll(struct napi_struct *napi, int budget); 1124static int s2io_poll_msix(struct napi_struct *napi, int budget);
1125static int s2io_poll_inta(struct napi_struct *napi, int budget);
1118static void s2io_init_pci(struct s2io_nic * sp); 1126static void s2io_init_pci(struct s2io_nic * sp);
1119static int do_s2io_prog_unicast(struct net_device *dev, u8 *addr); 1127static int do_s2io_prog_unicast(struct net_device *dev, u8 *addr);
1120static void s2io_alarm_handle(unsigned long data); 1128static void s2io_alarm_handle(unsigned long data);
diff --git a/drivers/net/sb1250-mac.c b/drivers/net/sb1250-mac.c
index 888b7dec9866..33bb18f810fb 100644
--- a/drivers/net/sb1250-mac.c
+++ b/drivers/net/sb1250-mac.c
@@ -179,8 +179,7 @@ enum sbmac_state {
179#define SBMAC_MAX_TXDESCR 256 179#define SBMAC_MAX_TXDESCR 256
180#define SBMAC_MAX_RXDESCR 256 180#define SBMAC_MAX_RXDESCR 256
181 181
182#define ETHER_ALIGN 2 182#define ETHER_ADDR_LEN 6
183#define ETHER_ADDR_LEN 6
184#define ENET_PACKET_SIZE 1518 183#define ENET_PACKET_SIZE 1518
185/*#define ENET_PACKET_SIZE 9216 */ 184/*#define ENET_PACKET_SIZE 9216 */
186 185
@@ -262,8 +261,6 @@ struct sbmac_softc {
262 spinlock_t sbm_lock; /* spin lock */ 261 spinlock_t sbm_lock; /* spin lock */
263 int sbm_devflags; /* current device flags */ 262 int sbm_devflags; /* current device flags */
264 263
265 int sbm_buffersize;
266
267 /* 264 /*
268 * Controller-specific things 265 * Controller-specific things
269 */ 266 */
@@ -305,10 +302,11 @@ struct sbmac_softc {
305static void sbdma_initctx(struct sbmacdma *d, struct sbmac_softc *s, int chan, 302static void sbdma_initctx(struct sbmacdma *d, struct sbmac_softc *s, int chan,
306 int txrx, int maxdescr); 303 int txrx, int maxdescr);
307static void sbdma_channel_start(struct sbmacdma *d, int rxtx); 304static void sbdma_channel_start(struct sbmacdma *d, int rxtx);
308static int sbdma_add_rcvbuffer(struct sbmacdma *d, struct sk_buff *m); 305static int sbdma_add_rcvbuffer(struct sbmac_softc *sc, struct sbmacdma *d,
306 struct sk_buff *m);
309static int sbdma_add_txbuffer(struct sbmacdma *d, struct sk_buff *m); 307static int sbdma_add_txbuffer(struct sbmacdma *d, struct sk_buff *m);
310static void sbdma_emptyring(struct sbmacdma *d); 308static void sbdma_emptyring(struct sbmacdma *d);
311static void sbdma_fillring(struct sbmacdma *d); 309static void sbdma_fillring(struct sbmac_softc *sc, struct sbmacdma *d);
312static int sbdma_rx_process(struct sbmac_softc *sc, struct sbmacdma *d, 310static int sbdma_rx_process(struct sbmac_softc *sc, struct sbmacdma *d,
313 int work_to_do, int poll); 311 int work_to_do, int poll);
314static void sbdma_tx_process(struct sbmac_softc *sc, struct sbmacdma *d, 312static void sbdma_tx_process(struct sbmac_softc *sc, struct sbmacdma *d,
@@ -777,16 +775,13 @@ static void sbdma_channel_stop(struct sbmacdma *d)
777 d->sbdma_remptr = NULL; 775 d->sbdma_remptr = NULL;
778} 776}
779 777
780static void sbdma_align_skb(struct sk_buff *skb,int power2,int offset) 778static inline void sbdma_align_skb(struct sk_buff *skb,
779 unsigned int power2, unsigned int offset)
781{ 780{
782 unsigned long addr; 781 unsigned char *addr = skb->data;
783 unsigned long newaddr; 782 unsigned char *newaddr = PTR_ALIGN(addr, power2);
784
785 addr = (unsigned long) skb->data;
786
787 newaddr = (addr + power2 - 1) & ~(power2 - 1);
788 783
789 skb_reserve(skb,newaddr-addr+offset); 784 skb_reserve(skb, newaddr - addr + offset);
790} 785}
791 786
792 787
@@ -797,7 +792,8 @@ static void sbdma_align_skb(struct sk_buff *skb,int power2,int offset)
797 * this queues a buffer for inbound packets. 792 * this queues a buffer for inbound packets.
798 * 793 *
799 * Input parameters: 794 * Input parameters:
800 * d - DMA channel descriptor 795 * sc - softc structure
796 * d - DMA channel descriptor
801 * sb - sk_buff to add, or NULL if we should allocate one 797 * sb - sk_buff to add, or NULL if we should allocate one
802 * 798 *
803 * Return value: 799 * Return value:
@@ -806,8 +802,10 @@ static void sbdma_align_skb(struct sk_buff *skb,int power2,int offset)
806 ********************************************************************* */ 802 ********************************************************************* */
807 803
808 804
809static int sbdma_add_rcvbuffer(struct sbmacdma *d, struct sk_buff *sb) 805static int sbdma_add_rcvbuffer(struct sbmac_softc *sc, struct sbmacdma *d,
806 struct sk_buff *sb)
810{ 807{
808 struct net_device *dev = sc->sbm_dev;
811 struct sbdmadscr *dsc; 809 struct sbdmadscr *dsc;
812 struct sbdmadscr *nextdsc; 810 struct sbdmadscr *nextdsc;
813 struct sk_buff *sb_new = NULL; 811 struct sk_buff *sb_new = NULL;
@@ -848,14 +846,16 @@ static int sbdma_add_rcvbuffer(struct sbmacdma *d, struct sk_buff *sb)
848 */ 846 */
849 847
850 if (sb == NULL) { 848 if (sb == NULL) {
851 sb_new = dev_alloc_skb(ENET_PACKET_SIZE + SMP_CACHE_BYTES * 2 + ETHER_ALIGN); 849 sb_new = netdev_alloc_skb(dev, ENET_PACKET_SIZE +
850 SMP_CACHE_BYTES * 2 +
851 NET_IP_ALIGN);
852 if (sb_new == NULL) { 852 if (sb_new == NULL) {
853 pr_info("%s: sk_buff allocation failed\n", 853 pr_info("%s: sk_buff allocation failed\n",
854 d->sbdma_eth->sbm_dev->name); 854 d->sbdma_eth->sbm_dev->name);
855 return -ENOBUFS; 855 return -ENOBUFS;
856 } 856 }
857 857
858 sbdma_align_skb(sb_new, SMP_CACHE_BYTES, ETHER_ALIGN); 858 sbdma_align_skb(sb_new, SMP_CACHE_BYTES, NET_IP_ALIGN);
859 } 859 }
860 else { 860 else {
861 sb_new = sb; 861 sb_new = sb;
@@ -874,10 +874,10 @@ static int sbdma_add_rcvbuffer(struct sbmacdma *d, struct sk_buff *sb)
874 * Do not interrupt per DMA transfer. 874 * Do not interrupt per DMA transfer.
875 */ 875 */
876 dsc->dscr_a = virt_to_phys(sb_new->data) | 876 dsc->dscr_a = virt_to_phys(sb_new->data) |
877 V_DMA_DSCRA_A_SIZE(NUMCACHEBLKS(pktsize+ETHER_ALIGN)) | 0; 877 V_DMA_DSCRA_A_SIZE(NUMCACHEBLKS(pktsize + NET_IP_ALIGN)) | 0;
878#else 878#else
879 dsc->dscr_a = virt_to_phys(sb_new->data) | 879 dsc->dscr_a = virt_to_phys(sb_new->data) |
880 V_DMA_DSCRA_A_SIZE(NUMCACHEBLKS(pktsize+ETHER_ALIGN)) | 880 V_DMA_DSCRA_A_SIZE(NUMCACHEBLKS(pktsize + NET_IP_ALIGN)) |
881 M_DMA_DSCRA_INTERRUPT; 881 M_DMA_DSCRA_INTERRUPT;
882#endif 882#endif
883 883
@@ -1032,18 +1032,19 @@ static void sbdma_emptyring(struct sbmacdma *d)
1032 * with sk_buffs 1032 * with sk_buffs
1033 * 1033 *
1034 * Input parameters: 1034 * Input parameters:
1035 * d - DMA channel 1035 * sc - softc structure
1036 * d - DMA channel
1036 * 1037 *
1037 * Return value: 1038 * Return value:
1038 * nothing 1039 * nothing
1039 ********************************************************************* */ 1040 ********************************************************************* */
1040 1041
1041static void sbdma_fillring(struct sbmacdma *d) 1042static void sbdma_fillring(struct sbmac_softc *sc, struct sbmacdma *d)
1042{ 1043{
1043 int idx; 1044 int idx;
1044 1045
1045 for (idx = 0; idx < SBMAC_MAX_RXDESCR-1; idx++) { 1046 for (idx = 0; idx < SBMAC_MAX_RXDESCR - 1; idx++) {
1046 if (sbdma_add_rcvbuffer(d,NULL) != 0) 1047 if (sbdma_add_rcvbuffer(sc, d, NULL) != 0)
1047 break; 1048 break;
1048 } 1049 }
1049} 1050}
@@ -1159,10 +1160,11 @@ again:
1159 * packet and put it right back on the receive ring. 1160 * packet and put it right back on the receive ring.
1160 */ 1161 */
1161 1162
1162 if (unlikely (sbdma_add_rcvbuffer(d,NULL) == 1163 if (unlikely(sbdma_add_rcvbuffer(sc, d, NULL) ==
1163 -ENOBUFS)) { 1164 -ENOBUFS)) {
1164 dev->stats.rx_dropped++; 1165 dev->stats.rx_dropped++;
1165 sbdma_add_rcvbuffer(d,sb); /* re-add old buffer */ 1166 /* Re-add old buffer */
1167 sbdma_add_rcvbuffer(sc, d, sb);
1166 /* No point in continuing at the moment */ 1168 /* No point in continuing at the moment */
1167 printk(KERN_ERR "dropped packet (1)\n"); 1169 printk(KERN_ERR "dropped packet (1)\n");
1168 d->sbdma_remptr = SBDMA_NEXTBUF(d,sbdma_remptr); 1170 d->sbdma_remptr = SBDMA_NEXTBUF(d,sbdma_remptr);
@@ -1212,7 +1214,7 @@ again:
1212 * put it back on the receive ring. 1214 * put it back on the receive ring.
1213 */ 1215 */
1214 dev->stats.rx_errors++; 1216 dev->stats.rx_errors++;
1215 sbdma_add_rcvbuffer(d,sb); 1217 sbdma_add_rcvbuffer(sc, d, sb);
1216 } 1218 }
1217 1219
1218 1220
@@ -1570,7 +1572,7 @@ static void sbmac_channel_start(struct sbmac_softc *s)
1570 * Fill the receive ring 1572 * Fill the receive ring
1571 */ 1573 */
1572 1574
1573 sbdma_fillring(&(s->sbm_rxdma)); 1575 sbdma_fillring(s, &(s->sbm_rxdma));
1574 1576
1575 /* 1577 /*
1576 * Turn on the rest of the bits in the enable register 1578 * Turn on the rest of the bits in the enable register
@@ -2312,13 +2314,6 @@ static int sbmac_init(struct platform_device *pldev, long long base)
2312 dev->dev_addr[i] = eaddr[i]; 2314 dev->dev_addr[i] = eaddr[i];
2313 } 2315 }
2314 2316
2315
2316 /*
2317 * Init packet size
2318 */
2319
2320 sc->sbm_buffersize = ENET_PACKET_SIZE + SMP_CACHE_BYTES * 2 + ETHER_ALIGN;
2321
2322 /* 2317 /*
2323 * Initialize context (get pointers to registers and stuff), then 2318 * Initialize context (get pointers to registers and stuff), then
2324 * allocate the memory for the descriptor tables. 2319 * allocate the memory for the descriptor tables.
diff --git a/drivers/net/sc92031.c b/drivers/net/sc92031.c
index f64a860029b7..61955f8d8011 100644
--- a/drivers/net/sc92031.c
+++ b/drivers/net/sc92031.c
@@ -953,9 +953,6 @@ static int sc92031_start_xmit(struct sk_buff *skb, struct net_device *dev)
953 unsigned entry; 953 unsigned entry;
954 u32 tx_status; 954 u32 tx_status;
955 955
956 if (skb_padto(skb, ETH_ZLEN))
957 return NETDEV_TX_OK;
958
959 if (unlikely(skb->len > TX_BUF_SIZE)) { 956 if (unlikely(skb->len > TX_BUF_SIZE)) {
960 dev->stats.tx_dropped++; 957 dev->stats.tx_dropped++;
961 goto out; 958 goto out;
@@ -975,6 +972,11 @@ static int sc92031_start_xmit(struct sk_buff *skb, struct net_device *dev)
975 skb_copy_and_csum_dev(skb, priv->tx_bufs + entry * TX_BUF_SIZE); 972 skb_copy_and_csum_dev(skb, priv->tx_bufs + entry * TX_BUF_SIZE);
976 973
977 len = skb->len; 974 len = skb->len;
975 if (len < ETH_ZLEN) {
976 memset(priv->tx_bufs + entry * TX_BUF_SIZE + len,
977 0, ETH_ZLEN - len);
978 len = ETH_ZLEN;
979 }
978 980
979 wmb(); 981 wmb();
980 982
diff --git a/drivers/net/sfc/bitfield.h b/drivers/net/sfc/bitfield.h
index 2806201644cc..2c79d27404e0 100644
--- a/drivers/net/sfc/bitfield.h
+++ b/drivers/net/sfc/bitfield.h
@@ -483,7 +483,7 @@ typedef union efx_oword {
483#endif 483#endif
484 484
485#define EFX_SET_OWORD_FIELD_VER(efx, oword, field, value) do { \ 485#define EFX_SET_OWORD_FIELD_VER(efx, oword, field, value) do { \
486 if (FALCON_REV(efx) >= FALCON_REV_B0) { \ 486 if (falcon_rev(efx) >= FALCON_REV_B0) { \
487 EFX_SET_OWORD_FIELD((oword), field##_B0, (value)); \ 487 EFX_SET_OWORD_FIELD((oword), field##_B0, (value)); \
488 } else { \ 488 } else { \
489 EFX_SET_OWORD_FIELD((oword), field##_A1, (value)); \ 489 EFX_SET_OWORD_FIELD((oword), field##_A1, (value)); \
@@ -491,7 +491,7 @@ typedef union efx_oword {
491} while (0) 491} while (0)
492 492
493#define EFX_QWORD_FIELD_VER(efx, qword, field) \ 493#define EFX_QWORD_FIELD_VER(efx, qword, field) \
494 (FALCON_REV(efx) >= FALCON_REV_B0 ? \ 494 (falcon_rev(efx) >= FALCON_REV_B0 ? \
495 EFX_QWORD_FIELD((qword), field##_B0) : \ 495 EFX_QWORD_FIELD((qword), field##_B0) : \
496 EFX_QWORD_FIELD((qword), field##_A1)) 496 EFX_QWORD_FIELD((qword), field##_A1))
497 497
@@ -501,8 +501,5 @@ typedef union efx_oword {
501#define DMA_ADDR_T_WIDTH (8 * sizeof(dma_addr_t)) 501#define DMA_ADDR_T_WIDTH (8 * sizeof(dma_addr_t))
502#define EFX_DMA_TYPE_WIDTH(width) \ 502#define EFX_DMA_TYPE_WIDTH(width) \
503 (((width) < DMA_ADDR_T_WIDTH) ? (width) : DMA_ADDR_T_WIDTH) 503 (((width) < DMA_ADDR_T_WIDTH) ? (width) : DMA_ADDR_T_WIDTH)
504#define EFX_DMA_MAX_MASK ((DMA_ADDR_T_WIDTH == 64) ? \
505 ~((u64) 0) : ~((u32) 0))
506#define EFX_DMA_MASK(mask) ((mask) & EFX_DMA_MAX_MASK)
507 504
508#endif /* EFX_BITFIELD_H */ 505#endif /* EFX_BITFIELD_H */
diff --git a/drivers/net/sfc/boards.c b/drivers/net/sfc/boards.c
index eecaa6d58584..7fc0328dc055 100644
--- a/drivers/net/sfc/boards.c
+++ b/drivers/net/sfc/boards.c
@@ -27,10 +27,8 @@ static void blink_led_timer(unsigned long context)
27 struct efx_blinker *bl = &efx->board_info.blinker; 27 struct efx_blinker *bl = &efx->board_info.blinker;
28 efx->board_info.set_fault_led(efx, bl->state); 28 efx->board_info.set_fault_led(efx, bl->state);
29 bl->state = !bl->state; 29 bl->state = !bl->state;
30 if (bl->resubmit) { 30 if (bl->resubmit)
31 bl->timer.expires = jiffies + BLINK_INTERVAL; 31 mod_timer(&bl->timer, jiffies + BLINK_INTERVAL);
32 add_timer(&bl->timer);
33 }
34} 32}
35 33
36static void board_blink(struct efx_nic *efx, int blink) 34static void board_blink(struct efx_nic *efx, int blink)
@@ -44,8 +42,7 @@ static void board_blink(struct efx_nic *efx, int blink)
44 blinker->state = 0; 42 blinker->state = 0;
45 setup_timer(&blinker->timer, blink_led_timer, 43 setup_timer(&blinker->timer, blink_led_timer,
46 (unsigned long)efx); 44 (unsigned long)efx);
47 blinker->timer.expires = jiffies + BLINK_INTERVAL; 45 mod_timer(&blinker->timer, jiffies + BLINK_INTERVAL);
48 add_timer(&blinker->timer);
49 } else { 46 } else {
50 blinker->resubmit = 0; 47 blinker->resubmit = 0;
51 if (blinker->timer.function) 48 if (blinker->timer.function)
diff --git a/drivers/net/sfc/efx.c b/drivers/net/sfc/efx.c
index 418f2e53a95b..449760642e31 100644
--- a/drivers/net/sfc/efx.c
+++ b/drivers/net/sfc/efx.c
@@ -199,11 +199,12 @@ static inline int efx_process_channel(struct efx_channel *channel, int rx_quota)
199 */ 199 */
200static inline void efx_channel_processed(struct efx_channel *channel) 200static inline void efx_channel_processed(struct efx_channel *channel)
201{ 201{
202 /* Write to EVQ_RPTR_REG. If a new event arrived in a race 202 /* The interrupt handler for this channel may set work_pending
203 * with finishing processing, a new interrupt will be raised. 203 * as soon as we acknowledge the events we've seen. Make sure
204 */ 204 * it's cleared before then. */
205 channel->work_pending = 0; 205 channel->work_pending = 0;
206 smp_wmb(); /* Ensure channel updated before any new interrupt. */ 206 smp_wmb();
207
207 falcon_eventq_read_ack(channel); 208 falcon_eventq_read_ack(channel);
208} 209}
209 210
@@ -265,7 +266,7 @@ void efx_process_channel_now(struct efx_channel *channel)
265 napi_disable(&channel->napi_str); 266 napi_disable(&channel->napi_str);
266 267
267 /* Poll the channel */ 268 /* Poll the channel */
268 (void) efx_process_channel(channel, efx->type->evq_size); 269 efx_process_channel(channel, efx->type->evq_size);
269 270
270 /* Ack the eventq. This may cause an interrupt to be generated 271 /* Ack the eventq. This may cause an interrupt to be generated
271 * when they are reenabled */ 272 * when they are reenabled */
@@ -317,26 +318,6 @@ static void efx_remove_eventq(struct efx_channel *channel)
317 * 318 *
318 *************************************************************************/ 319 *************************************************************************/
319 320
320/* Setup per-NIC RX buffer parameters.
321 * Calculate the rx buffer allocation parameters required to support
322 * the current MTU, including padding for header alignment and overruns.
323 */
324static void efx_calc_rx_buffer_params(struct efx_nic *efx)
325{
326 unsigned int order, len;
327
328 len = (max(EFX_PAGE_IP_ALIGN, NET_IP_ALIGN) +
329 EFX_MAX_FRAME_LEN(efx->net_dev->mtu) +
330 efx->type->rx_buffer_padding);
331
332 /* Calculate page-order */
333 for (order = 0; ((1u << order) * PAGE_SIZE) < len; ++order)
334 ;
335
336 efx->rx_buffer_len = len;
337 efx->rx_buffer_order = order;
338}
339
340static int efx_probe_channel(struct efx_channel *channel) 321static int efx_probe_channel(struct efx_channel *channel)
341{ 322{
342 struct efx_tx_queue *tx_queue; 323 struct efx_tx_queue *tx_queue;
@@ -387,7 +368,14 @@ static int efx_init_channels(struct efx_nic *efx)
387 struct efx_channel *channel; 368 struct efx_channel *channel;
388 int rc = 0; 369 int rc = 0;
389 370
390 efx_calc_rx_buffer_params(efx); 371 /* Calculate the rx buffer allocation parameters required to
372 * support the current MTU, including padding for header
373 * alignment and overruns.
374 */
375 efx->rx_buffer_len = (max(EFX_PAGE_IP_ALIGN, NET_IP_ALIGN) +
376 EFX_MAX_FRAME_LEN(efx->net_dev->mtu) +
377 efx->type->rx_buffer_padding);
378 efx->rx_buffer_order = get_order(efx->rx_buffer_len);
391 379
392 /* Initialise the channels */ 380 /* Initialise the channels */
393 efx_for_each_channel(channel, efx) { 381 efx_for_each_channel(channel, efx) {
@@ -440,9 +428,12 @@ static void efx_start_channel(struct efx_channel *channel)
440 netif_napi_add(channel->napi_dev, &channel->napi_str, 428 netif_napi_add(channel->napi_dev, &channel->napi_str,
441 efx_poll, napi_weight); 429 efx_poll, napi_weight);
442 430
431 /* The interrupt handler for this channel may set work_pending
432 * as soon as we enable it. Make sure it's cleared before
433 * then. Similarly, make sure it sees the enabled flag set. */
443 channel->work_pending = 0; 434 channel->work_pending = 0;
444 channel->enabled = 1; 435 channel->enabled = 1;
445 smp_wmb(); /* ensure channel updated before first interrupt */ 436 smp_wmb();
446 437
447 napi_enable(&channel->napi_str); 438 napi_enable(&channel->napi_str);
448 439
@@ -704,7 +695,7 @@ static void efx_stop_port(struct efx_nic *efx)
704 mutex_unlock(&efx->mac_lock); 695 mutex_unlock(&efx->mac_lock);
705 696
706 /* Serialise against efx_set_multicast_list() */ 697 /* Serialise against efx_set_multicast_list() */
707 if (NET_DEV_REGISTERED(efx)) { 698 if (efx_dev_registered(efx)) {
708 netif_tx_lock_bh(efx->net_dev); 699 netif_tx_lock_bh(efx->net_dev);
709 netif_tx_unlock_bh(efx->net_dev); 700 netif_tx_unlock_bh(efx->net_dev);
710 } 701 }
@@ -791,22 +782,23 @@ static int efx_init_io(struct efx_nic *efx)
791 efx->membase = ioremap_nocache(efx->membase_phys, 782 efx->membase = ioremap_nocache(efx->membase_phys,
792 efx->type->mem_map_size); 783 efx->type->mem_map_size);
793 if (!efx->membase) { 784 if (!efx->membase) {
794 EFX_ERR(efx, "could not map memory BAR %d at %lx+%x\n", 785 EFX_ERR(efx, "could not map memory BAR %d at %llx+%x\n",
795 efx->type->mem_bar, efx->membase_phys, 786 efx->type->mem_bar,
787 (unsigned long long)efx->membase_phys,
796 efx->type->mem_map_size); 788 efx->type->mem_map_size);
797 rc = -ENOMEM; 789 rc = -ENOMEM;
798 goto fail4; 790 goto fail4;
799 } 791 }
800 EFX_LOG(efx, "memory BAR %u at %lx+%x (virtual %p)\n", 792 EFX_LOG(efx, "memory BAR %u at %llx+%x (virtual %p)\n",
801 efx->type->mem_bar, efx->membase_phys, efx->type->mem_map_size, 793 efx->type->mem_bar, (unsigned long long)efx->membase_phys,
802 efx->membase); 794 efx->type->mem_map_size, efx->membase);
803 795
804 return 0; 796 return 0;
805 797
806 fail4: 798 fail4:
807 release_mem_region(efx->membase_phys, efx->type->mem_map_size); 799 release_mem_region(efx->membase_phys, efx->type->mem_map_size);
808 fail3: 800 fail3:
809 efx->membase_phys = 0UL; 801 efx->membase_phys = 0;
810 fail2: 802 fail2:
811 pci_disable_device(efx->pci_dev); 803 pci_disable_device(efx->pci_dev);
812 fail1: 804 fail1:
@@ -824,7 +816,7 @@ static void efx_fini_io(struct efx_nic *efx)
824 816
825 if (efx->membase_phys) { 817 if (efx->membase_phys) {
826 pci_release_region(efx->pci_dev, efx->type->mem_bar); 818 pci_release_region(efx->pci_dev, efx->type->mem_bar);
827 efx->membase_phys = 0UL; 819 efx->membase_phys = 0;
828 } 820 }
829 821
830 pci_disable_device(efx->pci_dev); 822 pci_disable_device(efx->pci_dev);
@@ -1043,7 +1035,7 @@ static void efx_start_all(struct efx_nic *efx)
1043 return; 1035 return;
1044 if ((efx->state != STATE_RUNNING) && (efx->state != STATE_INIT)) 1036 if ((efx->state != STATE_RUNNING) && (efx->state != STATE_INIT))
1045 return; 1037 return;
1046 if (NET_DEV_REGISTERED(efx) && !netif_running(efx->net_dev)) 1038 if (efx_dev_registered(efx) && !netif_running(efx->net_dev))
1047 return; 1039 return;
1048 1040
1049 /* Mark the port as enabled so port reconfigurations can start, then 1041 /* Mark the port as enabled so port reconfigurations can start, then
@@ -1073,9 +1065,8 @@ static void efx_flush_all(struct efx_nic *efx)
1073 cancel_delayed_work_sync(&efx->monitor_work); 1065 cancel_delayed_work_sync(&efx->monitor_work);
1074 1066
1075 /* Ensure that all RX slow refills are complete. */ 1067 /* Ensure that all RX slow refills are complete. */
1076 efx_for_each_rx_queue(rx_queue, efx) { 1068 efx_for_each_rx_queue(rx_queue, efx)
1077 cancel_delayed_work_sync(&rx_queue->work); 1069 cancel_delayed_work_sync(&rx_queue->work);
1078 }
1079 1070
1080 /* Stop scheduled port reconfigurations */ 1071 /* Stop scheduled port reconfigurations */
1081 cancel_work_sync(&efx->reconfigure_work); 1072 cancel_work_sync(&efx->reconfigure_work);
@@ -1101,9 +1092,10 @@ static void efx_stop_all(struct efx_nic *efx)
1101 falcon_disable_interrupts(efx); 1092 falcon_disable_interrupts(efx);
1102 if (efx->legacy_irq) 1093 if (efx->legacy_irq)
1103 synchronize_irq(efx->legacy_irq); 1094 synchronize_irq(efx->legacy_irq);
1104 efx_for_each_channel_with_interrupt(channel, efx) 1095 efx_for_each_channel_with_interrupt(channel, efx) {
1105 if (channel->irq) 1096 if (channel->irq)
1106 synchronize_irq(channel->irq); 1097 synchronize_irq(channel->irq);
1098 }
1107 1099
1108 /* Stop all NAPI processing and synchronous rx refills */ 1100 /* Stop all NAPI processing and synchronous rx refills */
1109 efx_for_each_channel(channel, efx) 1101 efx_for_each_channel(channel, efx)
@@ -1125,7 +1117,7 @@ static void efx_stop_all(struct efx_nic *efx)
1125 /* Stop the kernel transmit interface late, so the watchdog 1117 /* Stop the kernel transmit interface late, so the watchdog
1126 * timer isn't ticking over the flush */ 1118 * timer isn't ticking over the flush */
1127 efx_stop_queue(efx); 1119 efx_stop_queue(efx);
1128 if (NET_DEV_REGISTERED(efx)) { 1120 if (efx_dev_registered(efx)) {
1129 netif_tx_lock_bh(efx->net_dev); 1121 netif_tx_lock_bh(efx->net_dev);
1130 netif_tx_unlock_bh(efx->net_dev); 1122 netif_tx_unlock_bh(efx->net_dev);
1131 } 1123 }
@@ -1344,13 +1336,17 @@ static int efx_net_stop(struct net_device *net_dev)
1344 return 0; 1336 return 0;
1345} 1337}
1346 1338
1347/* Context: process, dev_base_lock held, non-blocking. */ 1339/* Context: process, dev_base_lock or RTNL held, non-blocking. */
1348static struct net_device_stats *efx_net_stats(struct net_device *net_dev) 1340static struct net_device_stats *efx_net_stats(struct net_device *net_dev)
1349{ 1341{
1350 struct efx_nic *efx = net_dev->priv; 1342 struct efx_nic *efx = net_dev->priv;
1351 struct efx_mac_stats *mac_stats = &efx->mac_stats; 1343 struct efx_mac_stats *mac_stats = &efx->mac_stats;
1352 struct net_device_stats *stats = &net_dev->stats; 1344 struct net_device_stats *stats = &net_dev->stats;
1353 1345
1346 /* Update stats if possible, but do not wait if another thread
1347 * is updating them (or resetting the NIC); slightly stale
1348 * stats are acceptable.
1349 */
1354 if (!spin_trylock(&efx->stats_lock)) 1350 if (!spin_trylock(&efx->stats_lock))
1355 return stats; 1351 return stats;
1356 if (efx->state == STATE_RUNNING) { 1352 if (efx->state == STATE_RUNNING) {
@@ -1494,7 +1490,7 @@ static void efx_set_multicast_list(struct net_device *net_dev)
1494static int efx_netdev_event(struct notifier_block *this, 1490static int efx_netdev_event(struct notifier_block *this,
1495 unsigned long event, void *ptr) 1491 unsigned long event, void *ptr)
1496{ 1492{
1497 struct net_device *net_dev = (struct net_device *)ptr; 1493 struct net_device *net_dev = ptr;
1498 1494
1499 if (net_dev->open == efx_net_open && event == NETDEV_CHANGENAME) { 1495 if (net_dev->open == efx_net_open && event == NETDEV_CHANGENAME) {
1500 struct efx_nic *efx = net_dev->priv; 1496 struct efx_nic *efx = net_dev->priv;
@@ -1563,7 +1559,7 @@ static void efx_unregister_netdev(struct efx_nic *efx)
1563 efx_for_each_tx_queue(tx_queue, efx) 1559 efx_for_each_tx_queue(tx_queue, efx)
1564 efx_release_tx_buffers(tx_queue); 1560 efx_release_tx_buffers(tx_queue);
1565 1561
1566 if (NET_DEV_REGISTERED(efx)) { 1562 if (efx_dev_registered(efx)) {
1567 strlcpy(efx->name, pci_name(efx->pci_dev), sizeof(efx->name)); 1563 strlcpy(efx->name, pci_name(efx->pci_dev), sizeof(efx->name));
1568 unregister_netdev(efx->net_dev); 1564 unregister_netdev(efx->net_dev);
1569 } 1565 }
@@ -1688,7 +1684,7 @@ static int efx_reset(struct efx_nic *efx)
1688 if (method == RESET_TYPE_DISABLE) { 1684 if (method == RESET_TYPE_DISABLE) {
1689 /* Reinitialise the device anyway so the driver unload sequence 1685 /* Reinitialise the device anyway so the driver unload sequence
1690 * can talk to the external SRAM */ 1686 * can talk to the external SRAM */
1691 (void) falcon_init_nic(efx); 1687 falcon_init_nic(efx);
1692 rc = -EIO; 1688 rc = -EIO;
1693 goto fail4; 1689 goto fail4;
1694 } 1690 }
diff --git a/drivers/net/sfc/falcon.c b/drivers/net/sfc/falcon.c
index b57cc68058c0..790db89db345 100644
--- a/drivers/net/sfc/falcon.c
+++ b/drivers/net/sfc/falcon.c
@@ -116,17 +116,8 @@ MODULE_PARM_DESC(rx_xon_thresh_bytes, "RX fifo XON threshold");
116 ************************************************************************** 116 **************************************************************************
117 */ 117 */
118 118
119/* DMA address mask (up to 46-bit, avoiding compiler warnings) 119/* DMA address mask */
120 * 120#define FALCON_DMA_MASK DMA_BIT_MASK(46)
121 * Note that it is possible to have a platform with 64-bit longs and
122 * 32-bit DMA addresses, or vice versa. EFX_DMA_MASK takes care of the
123 * platform DMA mask.
124 */
125#if BITS_PER_LONG == 64
126#define FALCON_DMA_MASK EFX_DMA_MASK(0x00003fffffffffffUL)
127#else
128#define FALCON_DMA_MASK EFX_DMA_MASK(0x00003fffffffffffULL)
129#endif
130 121
131/* TX DMA length mask (13-bit) */ 122/* TX DMA length mask (13-bit) */
132#define FALCON_TX_DMA_MASK (4096 - 1) 123#define FALCON_TX_DMA_MASK (4096 - 1)
@@ -145,7 +136,7 @@ MODULE_PARM_DESC(rx_xon_thresh_bytes, "RX fifo XON threshold");
145#define PCI_EXP_LNKSTA_LNK_WID_LBN 4 136#define PCI_EXP_LNKSTA_LNK_WID_LBN 4
146 137
147#define FALCON_IS_DUAL_FUNC(efx) \ 138#define FALCON_IS_DUAL_FUNC(efx) \
148 (FALCON_REV(efx) < FALCON_REV_B0) 139 (falcon_rev(efx) < FALCON_REV_B0)
149 140
150/************************************************************************** 141/**************************************************************************
151 * 142 *
@@ -465,7 +456,7 @@ int falcon_init_tx(struct efx_tx_queue *tx_queue)
465 TX_DESCQ_TYPE, 0, 456 TX_DESCQ_TYPE, 0,
466 TX_NON_IP_DROP_DIS_B0, 1); 457 TX_NON_IP_DROP_DIS_B0, 1);
467 458
468 if (FALCON_REV(efx) >= FALCON_REV_B0) { 459 if (falcon_rev(efx) >= FALCON_REV_B0) {
469 int csum = !(efx->net_dev->features & NETIF_F_IP_CSUM); 460 int csum = !(efx->net_dev->features & NETIF_F_IP_CSUM);
470 EFX_SET_OWORD_FIELD(tx_desc_ptr, TX_IP_CHKSM_DIS_B0, csum); 461 EFX_SET_OWORD_FIELD(tx_desc_ptr, TX_IP_CHKSM_DIS_B0, csum);
471 EFX_SET_OWORD_FIELD(tx_desc_ptr, TX_TCP_CHKSM_DIS_B0, csum); 462 EFX_SET_OWORD_FIELD(tx_desc_ptr, TX_TCP_CHKSM_DIS_B0, csum);
@@ -474,7 +465,7 @@ int falcon_init_tx(struct efx_tx_queue *tx_queue)
474 falcon_write_table(efx, &tx_desc_ptr, efx->type->txd_ptr_tbl_base, 465 falcon_write_table(efx, &tx_desc_ptr, efx->type->txd_ptr_tbl_base,
475 tx_queue->queue); 466 tx_queue->queue);
476 467
477 if (FALCON_REV(efx) < FALCON_REV_B0) { 468 if (falcon_rev(efx) < FALCON_REV_B0) {
478 efx_oword_t reg; 469 efx_oword_t reg;
479 470
480 BUG_ON(tx_queue->queue >= 128); /* HW limit */ 471 BUG_ON(tx_queue->queue >= 128); /* HW limit */
@@ -635,7 +626,7 @@ int falcon_init_rx(struct efx_rx_queue *rx_queue)
635 efx_oword_t rx_desc_ptr; 626 efx_oword_t rx_desc_ptr;
636 struct efx_nic *efx = rx_queue->efx; 627 struct efx_nic *efx = rx_queue->efx;
637 int rc; 628 int rc;
638 int is_b0 = FALCON_REV(efx) >= FALCON_REV_B0; 629 int is_b0 = falcon_rev(efx) >= FALCON_REV_B0;
639 int iscsi_digest_en = is_b0; 630 int iscsi_digest_en = is_b0;
640 631
641 EFX_LOG(efx, "RX queue %d ring in special buffers %d-%d\n", 632 EFX_LOG(efx, "RX queue %d ring in special buffers %d-%d\n",
@@ -742,8 +733,10 @@ void falcon_fini_rx(struct efx_rx_queue *rx_queue)
742 continue; 733 continue;
743 break; 734 break;
744 } 735 }
745 if (rc) 736 if (rc) {
746 EFX_ERR(efx, "failed to flush rx queue %d\n", rx_queue->queue); 737 EFX_ERR(efx, "failed to flush rx queue %d\n", rx_queue->queue);
738 efx_schedule_reset(efx, RESET_TYPE_INVISIBLE);
739 }
747 740
748 /* Remove RX descriptor ring from card */ 741 /* Remove RX descriptor ring from card */
749 EFX_ZERO_OWORD(rx_desc_ptr); 742 EFX_ZERO_OWORD(rx_desc_ptr);
@@ -822,10 +815,10 @@ static inline void falcon_handle_tx_event(struct efx_channel *channel,
822 tx_ev_q_label = EFX_QWORD_FIELD(*event, TX_EV_Q_LABEL); 815 tx_ev_q_label = EFX_QWORD_FIELD(*event, TX_EV_Q_LABEL);
823 tx_queue = &efx->tx_queue[tx_ev_q_label]; 816 tx_queue = &efx->tx_queue[tx_ev_q_label];
824 817
825 if (NET_DEV_REGISTERED(efx)) 818 if (efx_dev_registered(efx))
826 netif_tx_lock(efx->net_dev); 819 netif_tx_lock(efx->net_dev);
827 falcon_notify_tx_desc(tx_queue); 820 falcon_notify_tx_desc(tx_queue);
828 if (NET_DEV_REGISTERED(efx)) 821 if (efx_dev_registered(efx))
829 netif_tx_unlock(efx->net_dev); 822 netif_tx_unlock(efx->net_dev);
830 } else if (EFX_QWORD_FIELD(*event, TX_EV_PKT_ERR) && 823 } else if (EFX_QWORD_FIELD(*event, TX_EV_PKT_ERR) &&
831 EFX_WORKAROUND_10727(efx)) { 824 EFX_WORKAROUND_10727(efx)) {
@@ -884,7 +877,7 @@ static void falcon_handle_rx_not_ok(struct efx_rx_queue *rx_queue,
884 RX_EV_TCP_UDP_CHKSUM_ERR); 877 RX_EV_TCP_UDP_CHKSUM_ERR);
885 rx_ev_eth_crc_err = EFX_QWORD_FIELD(*event, RX_EV_ETH_CRC_ERR); 878 rx_ev_eth_crc_err = EFX_QWORD_FIELD(*event, RX_EV_ETH_CRC_ERR);
886 rx_ev_frm_trunc = EFX_QWORD_FIELD(*event, RX_EV_FRM_TRUNC); 879 rx_ev_frm_trunc = EFX_QWORD_FIELD(*event, RX_EV_FRM_TRUNC);
887 rx_ev_drib_nib = ((FALCON_REV(efx) >= FALCON_REV_B0) ? 880 rx_ev_drib_nib = ((falcon_rev(efx) >= FALCON_REV_B0) ?
888 0 : EFX_QWORD_FIELD(*event, RX_EV_DRIB_NIB)); 881 0 : EFX_QWORD_FIELD(*event, RX_EV_DRIB_NIB));
889 rx_ev_pause_frm = EFX_QWORD_FIELD(*event, RX_EV_PAUSE_FRM_ERR); 882 rx_ev_pause_frm = EFX_QWORD_FIELD(*event, RX_EV_PAUSE_FRM_ERR);
890 883
@@ -1065,7 +1058,7 @@ static void falcon_handle_global_event(struct efx_channel *channel,
1065 EFX_QWORD_FIELD(*event, XG_PHY_INTR)) 1058 EFX_QWORD_FIELD(*event, XG_PHY_INTR))
1066 is_phy_event = 1; 1059 is_phy_event = 1;
1067 1060
1068 if ((FALCON_REV(efx) >= FALCON_REV_B0) && 1061 if ((falcon_rev(efx) >= FALCON_REV_B0) &&
1069 EFX_OWORD_FIELD(*event, XG_MNT_INTR_B0)) 1062 EFX_OWORD_FIELD(*event, XG_MNT_INTR_B0))
1070 is_phy_event = 1; 1063 is_phy_event = 1;
1071 1064
@@ -1405,7 +1398,7 @@ static inline void falcon_irq_ack_a1(struct efx_nic *efx)
1405static irqreturn_t falcon_fatal_interrupt(struct efx_nic *efx) 1398static irqreturn_t falcon_fatal_interrupt(struct efx_nic *efx)
1406{ 1399{
1407 struct falcon_nic_data *nic_data = efx->nic_data; 1400 struct falcon_nic_data *nic_data = efx->nic_data;
1408 efx_oword_t *int_ker = (efx_oword_t *) efx->irq_status.addr; 1401 efx_oword_t *int_ker = efx->irq_status.addr;
1409 efx_oword_t fatal_intr; 1402 efx_oword_t fatal_intr;
1410 int error, mem_perr; 1403 int error, mem_perr;
1411 static int n_int_errors; 1404 static int n_int_errors;
@@ -1451,8 +1444,8 @@ out:
1451 */ 1444 */
1452static irqreturn_t falcon_legacy_interrupt_b0(int irq, void *dev_id) 1445static irqreturn_t falcon_legacy_interrupt_b0(int irq, void *dev_id)
1453{ 1446{
1454 struct efx_nic *efx = (struct efx_nic *)dev_id; 1447 struct efx_nic *efx = dev_id;
1455 efx_oword_t *int_ker = (efx_oword_t *) efx->irq_status.addr; 1448 efx_oword_t *int_ker = efx->irq_status.addr;
1456 struct efx_channel *channel; 1449 struct efx_channel *channel;
1457 efx_dword_t reg; 1450 efx_dword_t reg;
1458 u32 queues; 1451 u32 queues;
@@ -1489,8 +1482,8 @@ static irqreturn_t falcon_legacy_interrupt_b0(int irq, void *dev_id)
1489 1482
1490static irqreturn_t falcon_legacy_interrupt_a1(int irq, void *dev_id) 1483static irqreturn_t falcon_legacy_interrupt_a1(int irq, void *dev_id)
1491{ 1484{
1492 struct efx_nic *efx = (struct efx_nic *)dev_id; 1485 struct efx_nic *efx = dev_id;
1493 efx_oword_t *int_ker = (efx_oword_t *) efx->irq_status.addr; 1486 efx_oword_t *int_ker = efx->irq_status.addr;
1494 struct efx_channel *channel; 1487 struct efx_channel *channel;
1495 int syserr; 1488 int syserr;
1496 int queues; 1489 int queues;
@@ -1542,9 +1535,9 @@ static irqreturn_t falcon_legacy_interrupt_a1(int irq, void *dev_id)
1542 */ 1535 */
1543static irqreturn_t falcon_msi_interrupt(int irq, void *dev_id) 1536static irqreturn_t falcon_msi_interrupt(int irq, void *dev_id)
1544{ 1537{
1545 struct efx_channel *channel = (struct efx_channel *)dev_id; 1538 struct efx_channel *channel = dev_id;
1546 struct efx_nic *efx = channel->efx; 1539 struct efx_nic *efx = channel->efx;
1547 efx_oword_t *int_ker = (efx_oword_t *) efx->irq_status.addr; 1540 efx_oword_t *int_ker = efx->irq_status.addr;
1548 int syserr; 1541 int syserr;
1549 1542
1550 efx->last_irq_cpu = raw_smp_processor_id(); 1543 efx->last_irq_cpu = raw_smp_processor_id();
@@ -1572,7 +1565,7 @@ static void falcon_setup_rss_indir_table(struct efx_nic *efx)
1572 unsigned long offset; 1565 unsigned long offset;
1573 efx_dword_t dword; 1566 efx_dword_t dword;
1574 1567
1575 if (FALCON_REV(efx) < FALCON_REV_B0) 1568 if (falcon_rev(efx) < FALCON_REV_B0)
1576 return; 1569 return;
1577 1570
1578 for (offset = RX_RSS_INDIR_TBL_B0; 1571 for (offset = RX_RSS_INDIR_TBL_B0;
@@ -1595,7 +1588,7 @@ int falcon_init_interrupt(struct efx_nic *efx)
1595 1588
1596 if (!EFX_INT_MODE_USE_MSI(efx)) { 1589 if (!EFX_INT_MODE_USE_MSI(efx)) {
1597 irq_handler_t handler; 1590 irq_handler_t handler;
1598 if (FALCON_REV(efx) >= FALCON_REV_B0) 1591 if (falcon_rev(efx) >= FALCON_REV_B0)
1599 handler = falcon_legacy_interrupt_b0; 1592 handler = falcon_legacy_interrupt_b0;
1600 else 1593 else
1601 handler = falcon_legacy_interrupt_a1; 1594 handler = falcon_legacy_interrupt_a1;
@@ -1636,12 +1629,13 @@ void falcon_fini_interrupt(struct efx_nic *efx)
1636 efx_oword_t reg; 1629 efx_oword_t reg;
1637 1630
1638 /* Disable MSI/MSI-X interrupts */ 1631 /* Disable MSI/MSI-X interrupts */
1639 efx_for_each_channel_with_interrupt(channel, efx) 1632 efx_for_each_channel_with_interrupt(channel, efx) {
1640 if (channel->irq) 1633 if (channel->irq)
1641 free_irq(channel->irq, channel); 1634 free_irq(channel->irq, channel);
1635 }
1642 1636
1643 /* ACK legacy interrupt */ 1637 /* ACK legacy interrupt */
1644 if (FALCON_REV(efx) >= FALCON_REV_B0) 1638 if (falcon_rev(efx) >= FALCON_REV_B0)
1645 falcon_read(efx, &reg, INT_ISR0_B0); 1639 falcon_read(efx, &reg, INT_ISR0_B0);
1646 else 1640 else
1647 falcon_irq_ack_a1(efx); 1641 falcon_irq_ack_a1(efx);
@@ -1732,7 +1726,7 @@ void falcon_drain_tx_fifo(struct efx_nic *efx)
1732 efx_oword_t temp; 1726 efx_oword_t temp;
1733 int count; 1727 int count;
1734 1728
1735 if ((FALCON_REV(efx) < FALCON_REV_B0) || 1729 if ((falcon_rev(efx) < FALCON_REV_B0) ||
1736 (efx->loopback_mode != LOOPBACK_NONE)) 1730 (efx->loopback_mode != LOOPBACK_NONE))
1737 return; 1731 return;
1738 1732
@@ -1785,7 +1779,7 @@ void falcon_deconfigure_mac_wrapper(struct efx_nic *efx)
1785{ 1779{
1786 efx_oword_t temp; 1780 efx_oword_t temp;
1787 1781
1788 if (FALCON_REV(efx) < FALCON_REV_B0) 1782 if (falcon_rev(efx) < FALCON_REV_B0)
1789 return; 1783 return;
1790 1784
1791 /* Isolate the MAC -> RX */ 1785 /* Isolate the MAC -> RX */
@@ -1823,7 +1817,7 @@ void falcon_reconfigure_mac_wrapper(struct efx_nic *efx)
1823 MAC_SPEED, link_speed); 1817 MAC_SPEED, link_speed);
1824 /* On B0, MAC backpressure can be disabled and packets get 1818 /* On B0, MAC backpressure can be disabled and packets get
1825 * discarded. */ 1819 * discarded. */
1826 if (FALCON_REV(efx) >= FALCON_REV_B0) { 1820 if (falcon_rev(efx) >= FALCON_REV_B0) {
1827 EFX_SET_OWORD_FIELD(reg, TXFIFO_DRAIN_EN_B0, 1821 EFX_SET_OWORD_FIELD(reg, TXFIFO_DRAIN_EN_B0,
1828 !efx->link_up); 1822 !efx->link_up);
1829 } 1823 }
@@ -1841,7 +1835,7 @@ void falcon_reconfigure_mac_wrapper(struct efx_nic *efx)
1841 EFX_SET_OWORD_FIELD_VER(efx, reg, RX_XOFF_MAC_EN, tx_fc); 1835 EFX_SET_OWORD_FIELD_VER(efx, reg, RX_XOFF_MAC_EN, tx_fc);
1842 1836
1843 /* Unisolate the MAC -> RX */ 1837 /* Unisolate the MAC -> RX */
1844 if (FALCON_REV(efx) >= FALCON_REV_B0) 1838 if (falcon_rev(efx) >= FALCON_REV_B0)
1845 EFX_SET_OWORD_FIELD(reg, RX_INGR_EN_B0, 1); 1839 EFX_SET_OWORD_FIELD(reg, RX_INGR_EN_B0, 1);
1846 falcon_write(efx, &reg, RX_CFG_REG_KER); 1840 falcon_write(efx, &reg, RX_CFG_REG_KER);
1847} 1841}
@@ -1856,7 +1850,7 @@ int falcon_dma_stats(struct efx_nic *efx, unsigned int done_offset)
1856 return 0; 1850 return 0;
1857 1851
1858 /* Statistics fetch will fail if the MAC is in TX drain */ 1852 /* Statistics fetch will fail if the MAC is in TX drain */
1859 if (FALCON_REV(efx) >= FALCON_REV_B0) { 1853 if (falcon_rev(efx) >= FALCON_REV_B0) {
1860 efx_oword_t temp; 1854 efx_oword_t temp;
1861 falcon_read(efx, &temp, MAC0_CTRL_REG_KER); 1855 falcon_read(efx, &temp, MAC0_CTRL_REG_KER);
1862 if (EFX_OWORD_FIELD(temp, TXFIFO_DRAIN_EN_B0)) 1856 if (EFX_OWORD_FIELD(temp, TXFIFO_DRAIN_EN_B0))
@@ -1940,7 +1934,7 @@ static int falcon_gmii_wait(struct efx_nic *efx)
1940static void falcon_mdio_write(struct net_device *net_dev, int phy_id, 1934static void falcon_mdio_write(struct net_device *net_dev, int phy_id,
1941 int addr, int value) 1935 int addr, int value)
1942{ 1936{
1943 struct efx_nic *efx = (struct efx_nic *)net_dev->priv; 1937 struct efx_nic *efx = net_dev->priv;
1944 unsigned int phy_id2 = phy_id & FALCON_PHY_ID_ID_MASK; 1938 unsigned int phy_id2 = phy_id & FALCON_PHY_ID_ID_MASK;
1945 efx_oword_t reg; 1939 efx_oword_t reg;
1946 1940
@@ -2008,7 +2002,7 @@ static void falcon_mdio_write(struct net_device *net_dev, int phy_id,
2008 * could be read, -1 will be returned. */ 2002 * could be read, -1 will be returned. */
2009static int falcon_mdio_read(struct net_device *net_dev, int phy_id, int addr) 2003static int falcon_mdio_read(struct net_device *net_dev, int phy_id, int addr)
2010{ 2004{
2011 struct efx_nic *efx = (struct efx_nic *)net_dev->priv; 2005 struct efx_nic *efx = net_dev->priv;
2012 unsigned int phy_addr = phy_id & FALCON_PHY_ID_ID_MASK; 2006 unsigned int phy_addr = phy_id & FALCON_PHY_ID_ID_MASK;
2013 efx_oword_t reg; 2007 efx_oword_t reg;
2014 int value = -1; 2008 int value = -1;
@@ -2113,7 +2107,7 @@ int falcon_probe_port(struct efx_nic *efx)
2113 falcon_init_mdio(&efx->mii); 2107 falcon_init_mdio(&efx->mii);
2114 2108
2115 /* Hardware flow ctrl. FalconA RX FIFO too small for pause generation */ 2109 /* Hardware flow ctrl. FalconA RX FIFO too small for pause generation */
2116 if (FALCON_REV(efx) >= FALCON_REV_B0) 2110 if (falcon_rev(efx) >= FALCON_REV_B0)
2117 efx->flow_control = EFX_FC_RX | EFX_FC_TX; 2111 efx->flow_control = EFX_FC_RX | EFX_FC_TX;
2118 else 2112 else
2119 efx->flow_control = EFX_FC_RX; 2113 efx->flow_control = EFX_FC_RX;
@@ -2373,7 +2367,7 @@ static int falcon_probe_nic_variant(struct efx_nic *efx)
2373 return -ENODEV; 2367 return -ENODEV;
2374 } 2368 }
2375 2369
2376 switch (FALCON_REV(efx)) { 2370 switch (falcon_rev(efx)) {
2377 case FALCON_REV_A0: 2371 case FALCON_REV_A0:
2378 case 0xff: 2372 case 0xff:
2379 EFX_ERR(efx, "Falcon rev A0 not supported\n"); 2373 EFX_ERR(efx, "Falcon rev A0 not supported\n");
@@ -2399,7 +2393,7 @@ static int falcon_probe_nic_variant(struct efx_nic *efx)
2399 break; 2393 break;
2400 2394
2401 default: 2395 default:
2402 EFX_ERR(efx, "Unknown Falcon rev %d\n", FALCON_REV(efx)); 2396 EFX_ERR(efx, "Unknown Falcon rev %d\n", falcon_rev(efx));
2403 return -ENODEV; 2397 return -ENODEV;
2404 } 2398 }
2405 2399
@@ -2419,7 +2413,7 @@ int falcon_probe_nic(struct efx_nic *efx)
2419 2413
2420 /* Allocate storage for hardware specific data */ 2414 /* Allocate storage for hardware specific data */
2421 nic_data = kzalloc(sizeof(*nic_data), GFP_KERNEL); 2415 nic_data = kzalloc(sizeof(*nic_data), GFP_KERNEL);
2422 efx->nic_data = (void *) nic_data; 2416 efx->nic_data = nic_data;
2423 2417
2424 /* Determine number of ports etc. */ 2418 /* Determine number of ports etc. */
2425 rc = falcon_probe_nic_variant(efx); 2419 rc = falcon_probe_nic_variant(efx);
@@ -2489,13 +2483,10 @@ int falcon_probe_nic(struct efx_nic *efx)
2489 */ 2483 */
2490int falcon_init_nic(struct efx_nic *efx) 2484int falcon_init_nic(struct efx_nic *efx)
2491{ 2485{
2492 struct falcon_nic_data *data;
2493 efx_oword_t temp; 2486 efx_oword_t temp;
2494 unsigned thresh; 2487 unsigned thresh;
2495 int rc; 2488 int rc;
2496 2489
2497 data = (struct falcon_nic_data *)efx->nic_data;
2498
2499 /* Set up the address region register. This is only needed 2490 /* Set up the address region register. This is only needed
2500 * for the B0 FPGA, but since we are just pushing in the 2491 * for the B0 FPGA, but since we are just pushing in the
2501 * reset defaults this may as well be unconditional. */ 2492 * reset defaults this may as well be unconditional. */
@@ -2562,7 +2553,7 @@ int falcon_init_nic(struct efx_nic *efx)
2562 2553
2563 /* Set number of RSS queues for receive path. */ 2554 /* Set number of RSS queues for receive path. */
2564 falcon_read(efx, &temp, RX_FILTER_CTL_REG); 2555 falcon_read(efx, &temp, RX_FILTER_CTL_REG);
2565 if (FALCON_REV(efx) >= FALCON_REV_B0) 2556 if (falcon_rev(efx) >= FALCON_REV_B0)
2566 EFX_SET_OWORD_FIELD(temp, NUM_KER, 0); 2557 EFX_SET_OWORD_FIELD(temp, NUM_KER, 0);
2567 else 2558 else
2568 EFX_SET_OWORD_FIELD(temp, NUM_KER, efx->rss_queues - 1); 2559 EFX_SET_OWORD_FIELD(temp, NUM_KER, efx->rss_queues - 1);
@@ -2600,7 +2591,7 @@ int falcon_init_nic(struct efx_nic *efx)
2600 /* Prefetch threshold 2 => fetch when descriptor cache half empty */ 2591 /* Prefetch threshold 2 => fetch when descriptor cache half empty */
2601 EFX_SET_OWORD_FIELD(temp, TX_PREF_THRESHOLD, 2); 2592 EFX_SET_OWORD_FIELD(temp, TX_PREF_THRESHOLD, 2);
2602 /* Squash TX of packets of 16 bytes or less */ 2593 /* Squash TX of packets of 16 bytes or less */
2603 if (FALCON_REV(efx) >= FALCON_REV_B0 && EFX_WORKAROUND_9141(efx)) 2594 if (falcon_rev(efx) >= FALCON_REV_B0 && EFX_WORKAROUND_9141(efx))
2604 EFX_SET_OWORD_FIELD(temp, TX_FLUSH_MIN_LEN_EN_B0, 1); 2595 EFX_SET_OWORD_FIELD(temp, TX_FLUSH_MIN_LEN_EN_B0, 1);
2605 falcon_write(efx, &temp, TX_CFG2_REG_KER); 2596 falcon_write(efx, &temp, TX_CFG2_REG_KER);
2606 2597
@@ -2617,7 +2608,7 @@ int falcon_init_nic(struct efx_nic *efx)
2617 if (EFX_WORKAROUND_7575(efx)) 2608 if (EFX_WORKAROUND_7575(efx))
2618 EFX_SET_OWORD_FIELD_VER(efx, temp, RX_USR_BUF_SIZE, 2609 EFX_SET_OWORD_FIELD_VER(efx, temp, RX_USR_BUF_SIZE,
2619 (3 * 4096) / 32); 2610 (3 * 4096) / 32);
2620 if (FALCON_REV(efx) >= FALCON_REV_B0) 2611 if (falcon_rev(efx) >= FALCON_REV_B0)
2621 EFX_SET_OWORD_FIELD(temp, RX_INGR_EN_B0, 1); 2612 EFX_SET_OWORD_FIELD(temp, RX_INGR_EN_B0, 1);
2622 2613
2623 /* RX FIFO flow control thresholds */ 2614 /* RX FIFO flow control thresholds */
@@ -2633,7 +2624,7 @@ int falcon_init_nic(struct efx_nic *efx)
2633 falcon_write(efx, &temp, RX_CFG_REG_KER); 2624 falcon_write(efx, &temp, RX_CFG_REG_KER);
2634 2625
2635 /* Set destination of both TX and RX Flush events */ 2626 /* Set destination of both TX and RX Flush events */
2636 if (FALCON_REV(efx) >= FALCON_REV_B0) { 2627 if (falcon_rev(efx) >= FALCON_REV_B0) {
2637 EFX_POPULATE_OWORD_1(temp, FLS_EVQ_ID, 0); 2628 EFX_POPULATE_OWORD_1(temp, FLS_EVQ_ID, 0);
2638 falcon_write(efx, &temp, DP_CTRL_REG); 2629 falcon_write(efx, &temp, DP_CTRL_REG);
2639 } 2630 }
@@ -2647,7 +2638,7 @@ void falcon_remove_nic(struct efx_nic *efx)
2647 2638
2648 falcon_free_buffer(efx, &efx->irq_status); 2639 falcon_free_buffer(efx, &efx->irq_status);
2649 2640
2650 (void) falcon_reset_hw(efx, RESET_TYPE_ALL); 2641 falcon_reset_hw(efx, RESET_TYPE_ALL);
2651 2642
2652 /* Release the second function after the reset */ 2643 /* Release the second function after the reset */
2653 if (nic_data->pci_dev2) { 2644 if (nic_data->pci_dev2) {
diff --git a/drivers/net/sfc/falcon.h b/drivers/net/sfc/falcon.h
index 6117403b0c03..492f9bc28840 100644
--- a/drivers/net/sfc/falcon.h
+++ b/drivers/net/sfc/falcon.h
@@ -23,7 +23,10 @@ enum falcon_revision {
23 FALCON_REV_B0 = 2, 23 FALCON_REV_B0 = 2,
24}; 24};
25 25
26#define FALCON_REV(efx) ((efx)->pci_dev->revision) 26static inline int falcon_rev(struct efx_nic *efx)
27{
28 return efx->pci_dev->revision;
29}
27 30
28extern struct efx_nic_type falcon_a_nic_type; 31extern struct efx_nic_type falcon_a_nic_type;
29extern struct efx_nic_type falcon_b_nic_type; 32extern struct efx_nic_type falcon_b_nic_type;
diff --git a/drivers/net/sfc/falcon_hwdefs.h b/drivers/net/sfc/falcon_hwdefs.h
index 06e2d68fc3d1..6d003114eeab 100644
--- a/drivers/net/sfc/falcon_hwdefs.h
+++ b/drivers/net/sfc/falcon_hwdefs.h
@@ -1125,7 +1125,7 @@ struct falcon_nvconfig_board_v2 {
1125 u8 port1_phy_type; 1125 u8 port1_phy_type;
1126 __le16 asic_sub_revision; 1126 __le16 asic_sub_revision;
1127 __le16 board_revision; 1127 __le16 board_revision;
1128} __attribute__ ((packed)); 1128} __packed;
1129 1129
1130#define NVCONFIG_BASE 0x300 1130#define NVCONFIG_BASE 0x300
1131#define NVCONFIG_BOARD_MAGIC_NUM 0xFA1C 1131#define NVCONFIG_BOARD_MAGIC_NUM 0xFA1C
@@ -1144,6 +1144,6 @@ struct falcon_nvconfig {
1144 __le16 board_struct_ver; 1144 __le16 board_struct_ver;
1145 __le16 board_checksum; 1145 __le16 board_checksum;
1146 struct falcon_nvconfig_board_v2 board_v2; 1146 struct falcon_nvconfig_board_v2 board_v2;
1147} __attribute__ ((packed)); 1147} __packed;
1148 1148
1149#endif /* EFX_FALCON_HWDEFS_H */ 1149#endif /* EFX_FALCON_HWDEFS_H */
diff --git a/drivers/net/sfc/falcon_io.h b/drivers/net/sfc/falcon_io.h
index ea08184ddfa9..6670cdfc41ab 100644
--- a/drivers/net/sfc/falcon_io.h
+++ b/drivers/net/sfc/falcon_io.h
@@ -56,14 +56,27 @@
56#define FALCON_USE_QWORD_IO 1 56#define FALCON_USE_QWORD_IO 1
57#endif 57#endif
58 58
59#define _falcon_writeq(efx, value, reg) \ 59#ifdef FALCON_USE_QWORD_IO
60 __raw_writeq((__force u64) (value), (efx)->membase + (reg)) 60static inline void _falcon_writeq(struct efx_nic *efx, __le64 value,
61#define _falcon_writel(efx, value, reg) \ 61 unsigned int reg)
62 __raw_writel((__force u32) (value), (efx)->membase + (reg)) 62{
63#define _falcon_readq(efx, reg) \ 63 __raw_writeq((__force u64)value, efx->membase + reg);
64 ((__force __le64) __raw_readq((efx)->membase + (reg))) 64}
65#define _falcon_readl(efx, reg) \ 65static inline __le64 _falcon_readq(struct efx_nic *efx, unsigned int reg)
66 ((__force __le32) __raw_readl((efx)->membase + (reg))) 66{
67 return (__force __le64)__raw_readq(efx->membase + reg);
68}
69#endif
70
71static inline void _falcon_writel(struct efx_nic *efx, __le32 value,
72 unsigned int reg)
73{
74 __raw_writel((__force u32)value, efx->membase + reg);
75}
76static inline __le32 _falcon_readl(struct efx_nic *efx, unsigned int reg)
77{
78 return (__force __le32)__raw_readl(efx->membase + reg);
79}
67 80
68/* Writes to a normal 16-byte Falcon register, locking as appropriate. */ 81/* Writes to a normal 16-byte Falcon register, locking as appropriate. */
69static inline void falcon_write(struct efx_nic *efx, efx_oword_t *value, 82static inline void falcon_write(struct efx_nic *efx, efx_oword_t *value,
diff --git a/drivers/net/sfc/falcon_xmac.c b/drivers/net/sfc/falcon_xmac.c
index a74b7931a3c4..55c0d9760be8 100644
--- a/drivers/net/sfc/falcon_xmac.c
+++ b/drivers/net/sfc/falcon_xmac.c
@@ -221,7 +221,7 @@ static int falcon_xgmii_status(struct efx_nic *efx)
221{ 221{
222 efx_dword_t reg; 222 efx_dword_t reg;
223 223
224 if (FALCON_REV(efx) < FALCON_REV_B0) 224 if (falcon_rev(efx) < FALCON_REV_B0)
225 return 1; 225 return 1;
226 226
227 /* The ISR latches, so clear it and re-read */ 227 /* The ISR latches, so clear it and re-read */
@@ -241,7 +241,7 @@ static void falcon_mask_status_intr(struct efx_nic *efx, int enable)
241{ 241{
242 efx_dword_t reg; 242 efx_dword_t reg;
243 243
244 if ((FALCON_REV(efx) < FALCON_REV_B0) || LOOPBACK_INTERNAL(efx)) 244 if ((falcon_rev(efx) < FALCON_REV_B0) || LOOPBACK_INTERNAL(efx))
245 return; 245 return;
246 246
247 /* Flush the ISR */ 247 /* Flush the ISR */
@@ -454,12 +454,12 @@ static int falcon_check_xaui_link_up(struct efx_nic *efx)
454 454
455 EFX_LOG(efx, "%s Clobbering XAUI (%d tries left).\n", 455 EFX_LOG(efx, "%s Clobbering XAUI (%d tries left).\n",
456 __func__, tries); 456 __func__, tries);
457 (void) falcon_reset_xaui(efx); 457 falcon_reset_xaui(efx);
458 udelay(200); 458 udelay(200);
459 tries--; 459 tries--;
460 } 460 }
461 461
462 EFX_ERR(efx, "Failed to bring XAUI link back up in %d tries!\n", 462 EFX_LOG(efx, "Failed to bring XAUI link back up in %d tries!\n",
463 max_tries); 463 max_tries);
464 return 0; 464 return 0;
465} 465}
@@ -572,7 +572,7 @@ int falcon_check_xmac(struct efx_nic *efx)
572 xaui_link_ok = falcon_xaui_link_ok(efx); 572 xaui_link_ok = falcon_xaui_link_ok(efx);
573 573
574 if (EFX_WORKAROUND_5147(efx) && !xaui_link_ok) 574 if (EFX_WORKAROUND_5147(efx) && !xaui_link_ok)
575 (void) falcon_reset_xaui(efx); 575 falcon_reset_xaui(efx);
576 576
577 /* Call the PHY check_hw routine */ 577 /* Call the PHY check_hw routine */
578 rc = efx->phy_op->check_hw(efx); 578 rc = efx->phy_op->check_hw(efx);
@@ -639,7 +639,7 @@ int falcon_xmac_set_pause(struct efx_nic *efx, enum efx_fc_type flow_control)
639 reset = ((flow_control & EFX_FC_TX) && 639 reset = ((flow_control & EFX_FC_TX) &&
640 !(efx->flow_control & EFX_FC_TX)); 640 !(efx->flow_control & EFX_FC_TX));
641 if (EFX_WORKAROUND_11482(efx) && reset) { 641 if (EFX_WORKAROUND_11482(efx) && reset) {
642 if (FALCON_REV(efx) >= FALCON_REV_B0) { 642 if (falcon_rev(efx) >= FALCON_REV_B0) {
643 /* Recover by resetting the EM block */ 643 /* Recover by resetting the EM block */
644 if (efx->link_up) 644 if (efx->link_up)
645 falcon_drain_tx_fifo(efx); 645 falcon_drain_tx_fifo(efx);
diff --git a/drivers/net/sfc/net_driver.h b/drivers/net/sfc/net_driver.h
index 59f261b4171f..5e20e7551dae 100644
--- a/drivers/net/sfc/net_driver.h
+++ b/drivers/net/sfc/net_driver.h
@@ -42,7 +42,7 @@
42#ifndef EFX_DRIVER_NAME 42#ifndef EFX_DRIVER_NAME
43#define EFX_DRIVER_NAME "sfc" 43#define EFX_DRIVER_NAME "sfc"
44#endif 44#endif
45#define EFX_DRIVER_VERSION "2.2.0136" 45#define EFX_DRIVER_VERSION "2.2"
46 46
47#ifdef EFX_ENABLE_DEBUG 47#ifdef EFX_ENABLE_DEBUG
48#define EFX_BUG_ON_PARANOID(x) BUG_ON(x) 48#define EFX_BUG_ON_PARANOID(x) BUG_ON(x)
@@ -52,28 +52,19 @@
52#define EFX_WARN_ON_PARANOID(x) do {} while (0) 52#define EFX_WARN_ON_PARANOID(x) do {} while (0)
53#endif 53#endif
54 54
55#define NET_DEV_REGISTERED(efx) \
56 ((efx)->net_dev->reg_state == NETREG_REGISTERED)
57
58/* Include net device name in log messages if it has been registered.
59 * Use efx->name not efx->net_dev->name so that races with (un)registration
60 * are harmless.
61 */
62#define NET_DEV_NAME(efx) (NET_DEV_REGISTERED(efx) ? (efx)->name : "")
63
64/* Un-rate-limited logging */ 55/* Un-rate-limited logging */
65#define EFX_ERR(efx, fmt, args...) \ 56#define EFX_ERR(efx, fmt, args...) \
66dev_err(&((efx)->pci_dev->dev), "ERR: %s " fmt, NET_DEV_NAME(efx), ##args) 57dev_err(&((efx)->pci_dev->dev), "ERR: %s " fmt, efx_dev_name(efx), ##args)
67 58
68#define EFX_INFO(efx, fmt, args...) \ 59#define EFX_INFO(efx, fmt, args...) \
69dev_info(&((efx)->pci_dev->dev), "INFO: %s " fmt, NET_DEV_NAME(efx), ##args) 60dev_info(&((efx)->pci_dev->dev), "INFO: %s " fmt, efx_dev_name(efx), ##args)
70 61
71#ifdef EFX_ENABLE_DEBUG 62#ifdef EFX_ENABLE_DEBUG
72#define EFX_LOG(efx, fmt, args...) \ 63#define EFX_LOG(efx, fmt, args...) \
73dev_info(&((efx)->pci_dev->dev), "DBG: %s " fmt, NET_DEV_NAME(efx), ##args) 64dev_info(&((efx)->pci_dev->dev), "DBG: %s " fmt, efx_dev_name(efx), ##args)
74#else 65#else
75#define EFX_LOG(efx, fmt, args...) \ 66#define EFX_LOG(efx, fmt, args...) \
76dev_dbg(&((efx)->pci_dev->dev), "DBG: %s " fmt, NET_DEV_NAME(efx), ##args) 67dev_dbg(&((efx)->pci_dev->dev), "DBG: %s " fmt, efx_dev_name(efx), ##args)
77#endif 68#endif
78 69
79#define EFX_TRACE(efx, fmt, args...) do {} while (0) 70#define EFX_TRACE(efx, fmt, args...) do {} while (0)
@@ -90,11 +81,6 @@ do {if (net_ratelimit()) EFX_INFO(efx, fmt, ##args); } while (0)
90#define EFX_LOG_RL(efx, fmt, args...) \ 81#define EFX_LOG_RL(efx, fmt, args...) \
91do {if (net_ratelimit()) EFX_LOG(efx, fmt, ##args); } while (0) 82do {if (net_ratelimit()) EFX_LOG(efx, fmt, ##args); } while (0)
92 83
93/* Kernel headers may redefine inline anyway */
94#ifndef inline
95#define inline inline __attribute__ ((always_inline))
96#endif
97
98/************************************************************************** 84/**************************************************************************
99 * 85 *
100 * Efx data structures 86 * Efx data structures
@@ -695,7 +681,7 @@ struct efx_nic {
695 struct workqueue_struct *workqueue; 681 struct workqueue_struct *workqueue;
696 struct work_struct reset_work; 682 struct work_struct reset_work;
697 struct delayed_work monitor_work; 683 struct delayed_work monitor_work;
698 unsigned long membase_phys; 684 resource_size_t membase_phys;
699 void __iomem *membase; 685 void __iomem *membase;
700 spinlock_t biu_lock; 686 spinlock_t biu_lock;
701 enum efx_int_mode interrupt_mode; 687 enum efx_int_mode interrupt_mode;
@@ -719,7 +705,7 @@ struct efx_nic {
719 705
720 unsigned n_rx_nodesc_drop_cnt; 706 unsigned n_rx_nodesc_drop_cnt;
721 707
722 void *nic_data; 708 struct falcon_nic_data *nic_data;
723 709
724 struct mutex mac_lock; 710 struct mutex mac_lock;
725 int port_enabled; 711 int port_enabled;
@@ -760,6 +746,20 @@ struct efx_nic {
760 void *loopback_selftest; 746 void *loopback_selftest;
761}; 747};
762 748
749static inline int efx_dev_registered(struct efx_nic *efx)
750{
751 return efx->net_dev->reg_state == NETREG_REGISTERED;
752}
753
754/* Net device name, for inclusion in log messages if it has been registered.
755 * Use efx->name not efx->net_dev->name so that races with (un)registration
756 * are harmless.
757 */
758static inline const char *efx_dev_name(struct efx_nic *efx)
759{
760 return efx_dev_registered(efx) ? efx->name : "";
761}
762
763/** 763/**
764 * struct efx_nic_type - Efx device type definition 764 * struct efx_nic_type - Efx device type definition
765 * @mem_bar: Memory BAR number 765 * @mem_bar: Memory BAR number
@@ -795,7 +795,7 @@ struct efx_nic_type {
795 unsigned int txd_ring_mask; 795 unsigned int txd_ring_mask;
796 unsigned int rxd_ring_mask; 796 unsigned int rxd_ring_mask;
797 unsigned int evq_size; 797 unsigned int evq_size;
798 dma_addr_t max_dma_mask; 798 u64 max_dma_mask;
799 unsigned int tx_dma_mask; 799 unsigned int tx_dma_mask;
800 unsigned bug5391_mask; 800 unsigned bug5391_mask;
801 801
diff --git a/drivers/net/sfc/rx.c b/drivers/net/sfc/rx.c
index 670622373ddf..601b001437c0 100644
--- a/drivers/net/sfc/rx.c
+++ b/drivers/net/sfc/rx.c
@@ -86,14 +86,17 @@ static unsigned int rx_refill_limit = 95;
86 */ 86 */
87#define EFX_RXD_HEAD_ROOM 2 87#define EFX_RXD_HEAD_ROOM 2
88 88
89/* Macros for zero-order pages (potentially) containing multiple RX buffers */ 89static inline unsigned int efx_rx_buf_offset(struct efx_rx_buffer *buf)
90#define RX_DATA_OFFSET(_data) \ 90{
91 (((unsigned long) (_data)) & (PAGE_SIZE-1)) 91 /* Offset is always within one page, so we don't need to consider
92#define RX_BUF_OFFSET(_rx_buf) \ 92 * the page order.
93 RX_DATA_OFFSET((_rx_buf)->data) 93 */
94 94 return (__force unsigned long) buf->data & (PAGE_SIZE - 1);
95#define RX_PAGE_SIZE(_efx) \ 95}
96 (PAGE_SIZE * (1u << (_efx)->rx_buffer_order)) 96static inline unsigned int efx_rx_buf_size(struct efx_nic *efx)
97{
98 return PAGE_SIZE << efx->rx_buffer_order;
99}
97 100
98 101
99/************************************************************************** 102/**************************************************************************
@@ -106,7 +109,7 @@ static unsigned int rx_refill_limit = 95;
106static int efx_lro_get_skb_hdr(struct sk_buff *skb, void **ip_hdr, 109static int efx_lro_get_skb_hdr(struct sk_buff *skb, void **ip_hdr,
107 void **tcpudp_hdr, u64 *hdr_flags, void *priv) 110 void **tcpudp_hdr, u64 *hdr_flags, void *priv)
108{ 111{
109 struct efx_channel *channel = (struct efx_channel *)priv; 112 struct efx_channel *channel = priv;
110 struct iphdr *iph; 113 struct iphdr *iph;
111 struct tcphdr *th; 114 struct tcphdr *th;
112 115
@@ -131,12 +134,12 @@ static int efx_get_frag_hdr(struct skb_frag_struct *frag, void **mac_hdr,
131 void **ip_hdr, void **tcpudp_hdr, u64 *hdr_flags, 134 void **ip_hdr, void **tcpudp_hdr, u64 *hdr_flags,
132 void *priv) 135 void *priv)
133{ 136{
134 struct efx_channel *channel = (struct efx_channel *)priv; 137 struct efx_channel *channel = priv;
135 struct ethhdr *eh; 138 struct ethhdr *eh;
136 struct iphdr *iph; 139 struct iphdr *iph;
137 140
138 /* We support EtherII and VLAN encapsulated IPv4 */ 141 /* We support EtherII and VLAN encapsulated IPv4 */
139 eh = (struct ethhdr *)(page_address(frag->page) + frag->page_offset); 142 eh = page_address(frag->page) + frag->page_offset;
140 *mac_hdr = eh; 143 *mac_hdr = eh;
141 144
142 if (eh->h_proto == htons(ETH_P_IP)) { 145 if (eh->h_proto == htons(ETH_P_IP)) {
@@ -269,7 +272,7 @@ static inline int efx_init_rx_buffer_page(struct efx_rx_queue *rx_queue,
269 return -ENOMEM; 272 return -ENOMEM;
270 273
271 dma_addr = pci_map_page(efx->pci_dev, rx_buf->page, 274 dma_addr = pci_map_page(efx->pci_dev, rx_buf->page,
272 0, RX_PAGE_SIZE(efx), 275 0, efx_rx_buf_size(efx),
273 PCI_DMA_FROMDEVICE); 276 PCI_DMA_FROMDEVICE);
274 277
275 if (unlikely(pci_dma_mapping_error(dma_addr))) { 278 if (unlikely(pci_dma_mapping_error(dma_addr))) {
@@ -280,14 +283,14 @@ static inline int efx_init_rx_buffer_page(struct efx_rx_queue *rx_queue,
280 283
281 rx_queue->buf_page = rx_buf->page; 284 rx_queue->buf_page = rx_buf->page;
282 rx_queue->buf_dma_addr = dma_addr; 285 rx_queue->buf_dma_addr = dma_addr;
283 rx_queue->buf_data = ((char *) page_address(rx_buf->page) + 286 rx_queue->buf_data = (page_address(rx_buf->page) +
284 EFX_PAGE_IP_ALIGN); 287 EFX_PAGE_IP_ALIGN);
285 } 288 }
286 289
287 offset = RX_DATA_OFFSET(rx_queue->buf_data);
288 rx_buf->len = bytes; 290 rx_buf->len = bytes;
289 rx_buf->dma_addr = rx_queue->buf_dma_addr + offset;
290 rx_buf->data = rx_queue->buf_data; 291 rx_buf->data = rx_queue->buf_data;
292 offset = efx_rx_buf_offset(rx_buf);
293 rx_buf->dma_addr = rx_queue->buf_dma_addr + offset;
291 294
292 /* Try to pack multiple buffers per page */ 295 /* Try to pack multiple buffers per page */
293 if (efx->rx_buffer_order == 0) { 296 if (efx->rx_buffer_order == 0) {
@@ -295,7 +298,7 @@ static inline int efx_init_rx_buffer_page(struct efx_rx_queue *rx_queue,
295 rx_queue->buf_data += ((bytes + 0x1ff) & ~0x1ff); 298 rx_queue->buf_data += ((bytes + 0x1ff) & ~0x1ff);
296 offset += ((bytes + 0x1ff) & ~0x1ff); 299 offset += ((bytes + 0x1ff) & ~0x1ff);
297 300
298 space = RX_PAGE_SIZE(efx) - offset; 301 space = efx_rx_buf_size(efx) - offset;
299 if (space >= bytes) { 302 if (space >= bytes) {
300 /* Refs dropped on kernel releasing each skb */ 303 /* Refs dropped on kernel releasing each skb */
301 get_page(rx_queue->buf_page); 304 get_page(rx_queue->buf_page);
@@ -344,7 +347,8 @@ static inline void efx_unmap_rx_buffer(struct efx_nic *efx,
344 EFX_BUG_ON_PARANOID(rx_buf->skb); 347 EFX_BUG_ON_PARANOID(rx_buf->skb);
345 if (rx_buf->unmap_addr) { 348 if (rx_buf->unmap_addr) {
346 pci_unmap_page(efx->pci_dev, rx_buf->unmap_addr, 349 pci_unmap_page(efx->pci_dev, rx_buf->unmap_addr,
347 RX_PAGE_SIZE(efx), PCI_DMA_FROMDEVICE); 350 efx_rx_buf_size(efx),
351 PCI_DMA_FROMDEVICE);
348 rx_buf->unmap_addr = 0; 352 rx_buf->unmap_addr = 0;
349 } 353 }
350 } else if (likely(rx_buf->skb)) { 354 } else if (likely(rx_buf->skb)) {
@@ -400,9 +404,10 @@ static int __efx_fast_push_rx_descriptors(struct efx_rx_queue *rx_queue,
400 return 0; 404 return 0;
401 405
402 /* Record minimum fill level */ 406 /* Record minimum fill level */
403 if (unlikely(fill_level < rx_queue->min_fill)) 407 if (unlikely(fill_level < rx_queue->min_fill)) {
404 if (fill_level) 408 if (fill_level)
405 rx_queue->min_fill = fill_level; 409 rx_queue->min_fill = fill_level;
410 }
406 411
407 /* Acquire RX add lock. If this lock is contended, then a fast 412 /* Acquire RX add lock. If this lock is contended, then a fast
408 * fill must already be in progress (e.g. in the refill 413 * fill must already be in progress (e.g. in the refill
@@ -552,7 +557,7 @@ static inline void efx_rx_packet_lro(struct efx_channel *channel,
552 struct skb_frag_struct frags; 557 struct skb_frag_struct frags;
553 558
554 frags.page = rx_buf->page; 559 frags.page = rx_buf->page;
555 frags.page_offset = RX_BUF_OFFSET(rx_buf); 560 frags.page_offset = efx_rx_buf_offset(rx_buf);
556 frags.size = rx_buf->len; 561 frags.size = rx_buf->len;
557 562
558 lro_receive_frags(lro_mgr, &frags, rx_buf->len, 563 lro_receive_frags(lro_mgr, &frags, rx_buf->len,
@@ -597,7 +602,7 @@ static inline struct sk_buff *efx_rx_mk_skb(struct efx_rx_buffer *rx_buf,
597 if (unlikely(rx_buf->len > hdr_len)) { 602 if (unlikely(rx_buf->len > hdr_len)) {
598 struct skb_frag_struct *frag = skb_shinfo(skb)->frags; 603 struct skb_frag_struct *frag = skb_shinfo(skb)->frags;
599 frag->page = rx_buf->page; 604 frag->page = rx_buf->page;
600 frag->page_offset = RX_BUF_OFFSET(rx_buf) + hdr_len; 605 frag->page_offset = efx_rx_buf_offset(rx_buf) + hdr_len;
601 frag->size = skb->len - hdr_len; 606 frag->size = skb->len - hdr_len;
602 skb_shinfo(skb)->nr_frags = 1; 607 skb_shinfo(skb)->nr_frags = 1;
603 skb->data_len = frag->size; 608 skb->data_len = frag->size;
@@ -851,7 +856,8 @@ void efx_fini_rx_queue(struct efx_rx_queue *rx_queue)
851 /* For a page that is part-way through splitting into RX buffers */ 856 /* For a page that is part-way through splitting into RX buffers */
852 if (rx_queue->buf_page != NULL) { 857 if (rx_queue->buf_page != NULL) {
853 pci_unmap_page(rx_queue->efx->pci_dev, rx_queue->buf_dma_addr, 858 pci_unmap_page(rx_queue->efx->pci_dev, rx_queue->buf_dma_addr,
854 RX_PAGE_SIZE(rx_queue->efx), PCI_DMA_FROMDEVICE); 859 efx_rx_buf_size(rx_queue->efx),
860 PCI_DMA_FROMDEVICE);
855 __free_pages(rx_queue->buf_page, 861 __free_pages(rx_queue->buf_page,
856 rx_queue->efx->rx_buffer_order); 862 rx_queue->efx->rx_buffer_order);
857 rx_queue->buf_page = NULL; 863 rx_queue->buf_page = NULL;
diff --git a/drivers/net/sfc/selftest.c b/drivers/net/sfc/selftest.c
index cbda15946e8f..3b2de9fe7f27 100644
--- a/drivers/net/sfc/selftest.c
+++ b/drivers/net/sfc/selftest.c
@@ -290,7 +290,7 @@ void efx_loopback_rx_packet(struct efx_nic *efx,
290 290
291 payload = &state->payload; 291 payload = &state->payload;
292 292
293 received = (struct efx_loopback_payload *)(char *) buf_ptr; 293 received = (struct efx_loopback_payload *) buf_ptr;
294 received->ip.saddr = payload->ip.saddr; 294 received->ip.saddr = payload->ip.saddr;
295 received->ip.check = payload->ip.check; 295 received->ip.check = payload->ip.check;
296 296
@@ -424,10 +424,10 @@ static int efx_tx_loopback(struct efx_tx_queue *tx_queue)
424 * interrupt handler. */ 424 * interrupt handler. */
425 smp_wmb(); 425 smp_wmb();
426 426
427 if (NET_DEV_REGISTERED(efx)) 427 if (efx_dev_registered(efx))
428 netif_tx_lock_bh(efx->net_dev); 428 netif_tx_lock_bh(efx->net_dev);
429 rc = efx_xmit(efx, tx_queue, skb); 429 rc = efx_xmit(efx, tx_queue, skb);
430 if (NET_DEV_REGISTERED(efx)) 430 if (efx_dev_registered(efx))
431 netif_tx_unlock_bh(efx->net_dev); 431 netif_tx_unlock_bh(efx->net_dev);
432 432
433 if (rc != NETDEV_TX_OK) { 433 if (rc != NETDEV_TX_OK) {
@@ -453,7 +453,7 @@ static int efx_rx_loopback(struct efx_tx_queue *tx_queue,
453 int tx_done = 0, rx_good, rx_bad; 453 int tx_done = 0, rx_good, rx_bad;
454 int i, rc = 0; 454 int i, rc = 0;
455 455
456 if (NET_DEV_REGISTERED(efx)) 456 if (efx_dev_registered(efx))
457 netif_tx_lock_bh(efx->net_dev); 457 netif_tx_lock_bh(efx->net_dev);
458 458
459 /* Count the number of tx completions, and decrement the refcnt. Any 459 /* Count the number of tx completions, and decrement the refcnt. Any
@@ -465,7 +465,7 @@ static int efx_rx_loopback(struct efx_tx_queue *tx_queue,
465 dev_kfree_skb_any(skb); 465 dev_kfree_skb_any(skb);
466 } 466 }
467 467
468 if (NET_DEV_REGISTERED(efx)) 468 if (efx_dev_registered(efx))
469 netif_tx_unlock_bh(efx->net_dev); 469 netif_tx_unlock_bh(efx->net_dev);
470 470
471 /* Check TX completion and received packet counts */ 471 /* Check TX completion and received packet counts */
@@ -517,6 +517,8 @@ efx_test_loopback(struct efx_tx_queue *tx_queue,
517 state->packet_count = min(1 << (i << 2), state->packet_count); 517 state->packet_count = min(1 << (i << 2), state->packet_count);
518 state->skbs = kzalloc(sizeof(state->skbs[0]) * 518 state->skbs = kzalloc(sizeof(state->skbs[0]) *
519 state->packet_count, GFP_KERNEL); 519 state->packet_count, GFP_KERNEL);
520 if (!state->skbs)
521 return -ENOMEM;
520 state->flush = 0; 522 state->flush = 0;
521 523
522 EFX_LOG(efx, "TX queue %d testing %s loopback with %d " 524 EFX_LOG(efx, "TX queue %d testing %s loopback with %d "
@@ -700,7 +702,7 @@ int efx_offline_test(struct efx_nic *efx,
700 * "flushing" so all inflight packets are dropped */ 702 * "flushing" so all inflight packets are dropped */
701 BUG_ON(efx->loopback_selftest); 703 BUG_ON(efx->loopback_selftest);
702 state->flush = 1; 704 state->flush = 1;
703 efx->loopback_selftest = (void *)state; 705 efx->loopback_selftest = state;
704 706
705 rc = efx_test_loopbacks(efx, tests, loopback_modes); 707 rc = efx_test_loopbacks(efx, tests, loopback_modes);
706 708
diff --git a/drivers/net/sfc/sfe4001.c b/drivers/net/sfc/sfe4001.c
index 725d1a539c49..66a0d1442aba 100644
--- a/drivers/net/sfc/sfe4001.c
+++ b/drivers/net/sfc/sfe4001.c
@@ -116,18 +116,18 @@ void sfe4001_poweroff(struct efx_nic *efx)
116 116
117 /* Turn off all power rails */ 117 /* Turn off all power rails */
118 out = 0xff; 118 out = 0xff;
119 (void) efx_i2c_write(i2c, PCA9539, P0_OUT, &out, 1); 119 efx_i2c_write(i2c, PCA9539, P0_OUT, &out, 1);
120 120
121 /* Disable port 1 outputs on IO expander */ 121 /* Disable port 1 outputs on IO expander */
122 cfg = 0xff; 122 cfg = 0xff;
123 (void) efx_i2c_write(i2c, PCA9539, P1_CONFIG, &cfg, 1); 123 efx_i2c_write(i2c, PCA9539, P1_CONFIG, &cfg, 1);
124 124
125 /* Disable port 0 outputs on IO expander */ 125 /* Disable port 0 outputs on IO expander */
126 cfg = 0xff; 126 cfg = 0xff;
127 (void) efx_i2c_write(i2c, PCA9539, P0_CONFIG, &cfg, 1); 127 efx_i2c_write(i2c, PCA9539, P0_CONFIG, &cfg, 1);
128 128
129 /* Clear any over-temperature alert */ 129 /* Clear any over-temperature alert */
130 (void) efx_i2c_read(i2c, MAX6647, RSL, &in, 1); 130 efx_i2c_read(i2c, MAX6647, RSL, &in, 1);
131} 131}
132 132
133/* The P0_EN_3V3X line on SFE4001 boards (from A2 onward) is connected 133/* The P0_EN_3V3X line on SFE4001 boards (from A2 onward) is connected
@@ -253,14 +253,14 @@ done:
253fail3: 253fail3:
254 /* Turn off all power rails */ 254 /* Turn off all power rails */
255 out = 0xff; 255 out = 0xff;
256 (void) efx_i2c_write(i2c, PCA9539, P0_OUT, &out, 1); 256 efx_i2c_write(i2c, PCA9539, P0_OUT, &out, 1);
257 /* Disable port 1 outputs on IO expander */ 257 /* Disable port 1 outputs on IO expander */
258 out = 0xff; 258 out = 0xff;
259 (void) efx_i2c_write(i2c, PCA9539, P1_CONFIG, &out, 1); 259 efx_i2c_write(i2c, PCA9539, P1_CONFIG, &out, 1);
260fail2: 260fail2:
261 /* Disable port 0 outputs on IO expander */ 261 /* Disable port 0 outputs on IO expander */
262 out = 0xff; 262 out = 0xff;
263 (void) efx_i2c_write(i2c, PCA9539, P0_CONFIG, &out, 1); 263 efx_i2c_write(i2c, PCA9539, P0_CONFIG, &out, 1);
264fail1: 264fail1:
265 return rc; 265 return rc;
266} 266}
diff --git a/drivers/net/sfc/tenxpress.c b/drivers/net/sfc/tenxpress.c
index b1cd6deec01f..c0146061c326 100644
--- a/drivers/net/sfc/tenxpress.c
+++ b/drivers/net/sfc/tenxpress.c
@@ -211,6 +211,8 @@ static int tenxpress_phy_init(struct efx_nic *efx)
211 int rc = 0; 211 int rc = 0;
212 212
213 phy_data = kzalloc(sizeof(*phy_data), GFP_KERNEL); 213 phy_data = kzalloc(sizeof(*phy_data), GFP_KERNEL);
214 if (!phy_data)
215 return -ENOMEM;
214 efx->phy_data = phy_data; 216 efx->phy_data = phy_data;
215 217
216 tenxpress_set_state(efx, TENXPRESS_STATUS_NORMAL); 218 tenxpress_set_state(efx, TENXPRESS_STATUS_NORMAL);
@@ -376,7 +378,7 @@ static void tenxpress_phy_reconfigure(struct efx_nic *efx)
376 * perform a special software reset */ 378 * perform a special software reset */
377 if ((phy_data->tx_disabled && !efx->tx_disabled) || 379 if ((phy_data->tx_disabled && !efx->tx_disabled) ||
378 loop_change) { 380 loop_change) {
379 (void) tenxpress_special_reset(efx); 381 tenxpress_special_reset(efx);
380 falcon_reset_xaui(efx); 382 falcon_reset_xaui(efx);
381 } 383 }
382 384
diff --git a/drivers/net/sfc/tx.c b/drivers/net/sfc/tx.c
index 9b436f5b4888..5cdd082ab8f6 100644
--- a/drivers/net/sfc/tx.c
+++ b/drivers/net/sfc/tx.c
@@ -387,7 +387,7 @@ void efx_xmit_done(struct efx_tx_queue *tx_queue, unsigned int index)
387 if (unlikely(tx_queue->stopped)) { 387 if (unlikely(tx_queue->stopped)) {
388 fill_level = tx_queue->insert_count - tx_queue->read_count; 388 fill_level = tx_queue->insert_count - tx_queue->read_count;
389 if (fill_level < EFX_NETDEV_TX_THRESHOLD(tx_queue)) { 389 if (fill_level < EFX_NETDEV_TX_THRESHOLD(tx_queue)) {
390 EFX_BUG_ON_PARANOID(!NET_DEV_REGISTERED(efx)); 390 EFX_BUG_ON_PARANOID(!efx_dev_registered(efx));
391 391
392 /* Do this under netif_tx_lock(), to avoid racing 392 /* Do this under netif_tx_lock(), to avoid racing
393 * with efx_xmit(). */ 393 * with efx_xmit(). */
@@ -639,11 +639,12 @@ static void efx_tsoh_block_free(struct efx_tx_queue *tx_queue,
639 base_dma = tsoh->dma_addr & PAGE_MASK; 639 base_dma = tsoh->dma_addr & PAGE_MASK;
640 640
641 p = &tx_queue->tso_headers_free; 641 p = &tx_queue->tso_headers_free;
642 while (*p != NULL) 642 while (*p != NULL) {
643 if (((unsigned long)*p & PAGE_MASK) == base_kva) 643 if (((unsigned long)*p & PAGE_MASK) == base_kva)
644 *p = (*p)->next; 644 *p = (*p)->next;
645 else 645 else
646 p = &(*p)->next; 646 p = &(*p)->next;
647 }
647 648
648 pci_free_consistent(pci_dev, PAGE_SIZE, (void *)base_kva, base_dma); 649 pci_free_consistent(pci_dev, PAGE_SIZE, (void *)base_kva, base_dma);
649} 650}
@@ -939,9 +940,10 @@ static inline int tso_start_new_packet(struct efx_tx_queue *tx_queue,
939 940
940 /* Allocate a DMA-mapped header buffer. */ 941 /* Allocate a DMA-mapped header buffer. */
941 if (likely(TSOH_SIZE(st->p.header_length) <= TSOH_STD_SIZE)) { 942 if (likely(TSOH_SIZE(st->p.header_length) <= TSOH_STD_SIZE)) {
942 if (tx_queue->tso_headers_free == NULL) 943 if (tx_queue->tso_headers_free == NULL) {
943 if (efx_tsoh_block_alloc(tx_queue)) 944 if (efx_tsoh_block_alloc(tx_queue))
944 return -1; 945 return -1;
946 }
945 EFX_BUG_ON_PARANOID(!tx_queue->tso_headers_free); 947 EFX_BUG_ON_PARANOID(!tx_queue->tso_headers_free);
946 tsoh = tx_queue->tso_headers_free; 948 tsoh = tx_queue->tso_headers_free;
947 tx_queue->tso_headers_free = tsoh->next; 949 tx_queue->tso_headers_free = tsoh->next;
@@ -1106,9 +1108,10 @@ static void efx_fini_tso(struct efx_tx_queue *tx_queue)
1106{ 1108{
1107 unsigned i; 1109 unsigned i;
1108 1110
1109 if (tx_queue->buffer) 1111 if (tx_queue->buffer) {
1110 for (i = 0; i <= tx_queue->efx->type->txd_ring_mask; ++i) 1112 for (i = 0; i <= tx_queue->efx->type->txd_ring_mask; ++i)
1111 efx_tsoh_free(tx_queue, &tx_queue->buffer[i]); 1113 efx_tsoh_free(tx_queue, &tx_queue->buffer[i]);
1114 }
1112 1115
1113 while (tx_queue->tso_headers_free != NULL) 1116 while (tx_queue->tso_headers_free != NULL)
1114 efx_tsoh_block_free(tx_queue, tx_queue->tso_headers_free, 1117 efx_tsoh_block_free(tx_queue, tx_queue->tso_headers_free,
diff --git a/drivers/net/sfc/workarounds.h b/drivers/net/sfc/workarounds.h
index dca62f190198..35ab19c27f8d 100644
--- a/drivers/net/sfc/workarounds.h
+++ b/drivers/net/sfc/workarounds.h
@@ -16,7 +16,7 @@
16 */ 16 */
17 17
18#define EFX_WORKAROUND_ALWAYS(efx) 1 18#define EFX_WORKAROUND_ALWAYS(efx) 1
19#define EFX_WORKAROUND_FALCON_A(efx) (FALCON_REV(efx) <= FALCON_REV_A1) 19#define EFX_WORKAROUND_FALCON_A(efx) (falcon_rev(efx) <= FALCON_REV_A1)
20 20
21/* XAUI resets if link not detected */ 21/* XAUI resets if link not detected */
22#define EFX_WORKAROUND_5147 EFX_WORKAROUND_ALWAYS 22#define EFX_WORKAROUND_5147 EFX_WORKAROUND_ALWAYS
diff --git a/drivers/net/sfc/xfp_phy.c b/drivers/net/sfc/xfp_phy.c
index 3b9f9ddbc372..f3684ad28887 100644
--- a/drivers/net/sfc/xfp_phy.c
+++ b/drivers/net/sfc/xfp_phy.c
@@ -85,7 +85,9 @@ static int xfp_phy_init(struct efx_nic *efx)
85 int rc; 85 int rc;
86 86
87 phy_data = kzalloc(sizeof(struct xfp_phy_data), GFP_KERNEL); 87 phy_data = kzalloc(sizeof(struct xfp_phy_data), GFP_KERNEL);
88 efx->phy_data = (void *) phy_data; 88 if (!phy_data)
89 return -ENOMEM;
90 efx->phy_data = phy_data;
89 91
90 EFX_INFO(efx, "XFP: PHY ID reg %x (OUI %x model %x revision" 92 EFX_INFO(efx, "XFP: PHY ID reg %x (OUI %x model %x revision"
91 " %x)\n", devid, MDIO_ID_OUI(devid), MDIO_ID_MODEL(devid), 93 " %x)\n", devid, MDIO_ID_OUI(devid), MDIO_ID_MODEL(devid),
diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c
index f226bcac7d17..62436b3a18c6 100644
--- a/drivers/net/sky2.c
+++ b/drivers/net/sky2.c
@@ -1159,17 +1159,9 @@ static int sky2_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
1159} 1159}
1160 1160
1161#ifdef SKY2_VLAN_TAG_USED 1161#ifdef SKY2_VLAN_TAG_USED
1162static void sky2_vlan_rx_register(struct net_device *dev, struct vlan_group *grp) 1162static void sky2_set_vlan_mode(struct sky2_hw *hw, u16 port, bool onoff)
1163{ 1163{
1164 struct sky2_port *sky2 = netdev_priv(dev); 1164 if (onoff) {
1165 struct sky2_hw *hw = sky2->hw;
1166 u16 port = sky2->port;
1167
1168 netif_tx_lock_bh(dev);
1169 napi_disable(&hw->napi);
1170
1171 sky2->vlgrp = grp;
1172 if (grp) {
1173 sky2_write32(hw, SK_REG(port, RX_GMF_CTRL_T), 1165 sky2_write32(hw, SK_REG(port, RX_GMF_CTRL_T),
1174 RX_VLAN_STRIP_ON); 1166 RX_VLAN_STRIP_ON);
1175 sky2_write32(hw, SK_REG(port, TX_GMF_CTRL_T), 1167 sky2_write32(hw, SK_REG(port, TX_GMF_CTRL_T),
@@ -1180,6 +1172,19 @@ static void sky2_vlan_rx_register(struct net_device *dev, struct vlan_group *grp
1180 sky2_write32(hw, SK_REG(port, TX_GMF_CTRL_T), 1172 sky2_write32(hw, SK_REG(port, TX_GMF_CTRL_T),
1181 TX_VLAN_TAG_OFF); 1173 TX_VLAN_TAG_OFF);
1182 } 1174 }
1175}
1176
1177static void sky2_vlan_rx_register(struct net_device *dev, struct vlan_group *grp)
1178{
1179 struct sky2_port *sky2 = netdev_priv(dev);
1180 struct sky2_hw *hw = sky2->hw;
1181 u16 port = sky2->port;
1182
1183 netif_tx_lock_bh(dev);
1184 napi_disable(&hw->napi);
1185
1186 sky2->vlgrp = grp;
1187 sky2_set_vlan_mode(hw, port, grp != NULL);
1183 1188
1184 sky2_read32(hw, B0_Y2_SP_LISR); 1189 sky2_read32(hw, B0_Y2_SP_LISR);
1185 napi_enable(&hw->napi); 1190 napi_enable(&hw->napi);
@@ -1418,6 +1423,10 @@ static int sky2_up(struct net_device *dev)
1418 sky2_prefetch_init(hw, txqaddr[port], sky2->tx_le_map, 1423 sky2_prefetch_init(hw, txqaddr[port], sky2->tx_le_map,
1419 TX_RING_SIZE - 1); 1424 TX_RING_SIZE - 1);
1420 1425
1426#ifdef SKY2_VLAN_TAG_USED
1427 sky2_set_vlan_mode(hw, port, sky2->vlgrp != NULL);
1428#endif
1429
1421 err = sky2_rx_start(sky2); 1430 err = sky2_rx_start(sky2);
1422 if (err) 1431 if (err)
1423 goto err_out; 1432 goto err_out;
@@ -4395,7 +4404,9 @@ static int sky2_resume(struct pci_dev *pdev)
4395 if (err) { 4404 if (err) {
4396 printk(KERN_ERR PFX "%s: could not up: %d\n", 4405 printk(KERN_ERR PFX "%s: could not up: %d\n",
4397 dev->name, err); 4406 dev->name, err);
4407 rtnl_lock();
4398 dev_close(dev); 4408 dev_close(dev);
4409 rtnl_unlock();
4399 goto out; 4410 goto out;
4400 } 4411 }
4401 } 4412 }
diff --git a/drivers/net/smc911x.c b/drivers/net/smc911x.c
index 4e2800205189..e2ee91a6ae7e 100644
--- a/drivers/net/smc911x.c
+++ b/drivers/net/smc911x.c
@@ -136,7 +136,6 @@ struct smc911x_local {
136 136
137 /* work queue */ 137 /* work queue */
138 struct work_struct phy_configure; 138 struct work_struct phy_configure;
139 int work_pending;
140 139
141 int tx_throttle; 140 int tx_throttle;
142 spinlock_t lock; 141 spinlock_t lock;
@@ -960,11 +959,11 @@ static void smc911x_phy_configure(struct work_struct *work)
960 * We should not be called if phy_type is zero. 959 * We should not be called if phy_type is zero.
961 */ 960 */
962 if (lp->phy_type == 0) 961 if (lp->phy_type == 0)
963 goto smc911x_phy_configure_exit_nolock; 962 return;
964 963
965 if (smc911x_phy_reset(dev, phyaddr)) { 964 if (smc911x_phy_reset(dev, phyaddr)) {
966 printk("%s: PHY reset timed out\n", dev->name); 965 printk("%s: PHY reset timed out\n", dev->name);
967 goto smc911x_phy_configure_exit_nolock; 966 return;
968 } 967 }
969 spin_lock_irqsave(&lp->lock, flags); 968 spin_lock_irqsave(&lp->lock, flags);
970 969
@@ -1033,8 +1032,6 @@ static void smc911x_phy_configure(struct work_struct *work)
1033 1032
1034smc911x_phy_configure_exit: 1033smc911x_phy_configure_exit:
1035 spin_unlock_irqrestore(&lp->lock, flags); 1034 spin_unlock_irqrestore(&lp->lock, flags);
1036smc911x_phy_configure_exit_nolock:
1037 lp->work_pending = 0;
1038} 1035}
1039 1036
1040/* 1037/*
@@ -1356,11 +1353,8 @@ static void smc911x_timeout(struct net_device *dev)
1356 * smc911x_phy_configure() calls msleep() which calls schedule_timeout() 1353 * smc911x_phy_configure() calls msleep() which calls schedule_timeout()
1357 * which calls schedule(). Hence we use a work queue. 1354 * which calls schedule(). Hence we use a work queue.
1358 */ 1355 */
1359 if (lp->phy_type != 0) { 1356 if (lp->phy_type != 0)
1360 if (schedule_work(&lp->phy_configure)) { 1357 schedule_work(&lp->phy_configure);
1361 lp->work_pending = 1;
1362 }
1363 }
1364 1358
1365 /* We can accept TX packets again */ 1359 /* We can accept TX packets again */
1366 dev->trans_start = jiffies; 1360 dev->trans_start = jiffies;
@@ -1531,16 +1525,8 @@ static int smc911x_close(struct net_device *dev)
1531 if (lp->phy_type != 0) { 1525 if (lp->phy_type != 0) {
1532 /* We need to ensure that no calls to 1526 /* We need to ensure that no calls to
1533 * smc911x_phy_configure are pending. 1527 * smc911x_phy_configure are pending.
1534
1535 * flush_scheduled_work() cannot be called because we
1536 * are running with the netlink semaphore held (from
1537 * devinet_ioctl()) and the pending work queue
1538 * contains linkwatch_event() (scheduled by
1539 * netif_carrier_off() above). linkwatch_event() also
1540 * wants the netlink semaphore.
1541 */ 1528 */
1542 while (lp->work_pending) 1529 cancel_work_sync(&lp->phy_configure);
1543 schedule();
1544 smc911x_phy_powerdown(dev, lp->mii.phy_id); 1530 smc911x_phy_powerdown(dev, lp->mii.phy_id);
1545 } 1531 }
1546 1532
diff --git a/drivers/net/smc91x.c b/drivers/net/smc91x.c
index a188e33484e6..f2051b209da2 100644
--- a/drivers/net/smc91x.c
+++ b/drivers/net/smc91x.c
@@ -1016,15 +1016,8 @@ static void smc_phy_powerdown(struct net_device *dev)
1016 1016
1017 /* We need to ensure that no calls to smc_phy_configure are 1017 /* We need to ensure that no calls to smc_phy_configure are
1018 pending. 1018 pending.
1019
1020 flush_scheduled_work() cannot be called because we are
1021 running with the netlink semaphore held (from
1022 devinet_ioctl()) and the pending work queue contains
1023 linkwatch_event() (scheduled by netif_carrier_off()
1024 above). linkwatch_event() also wants the netlink semaphore.
1025 */ 1019 */
1026 while(lp->work_pending) 1020 cancel_work_sync(&lp->phy_configure);
1027 yield();
1028 1021
1029 bmcr = smc_phy_read(dev, phy, MII_BMCR); 1022 bmcr = smc_phy_read(dev, phy, MII_BMCR);
1030 smc_phy_write(dev, phy, MII_BMCR, bmcr | BMCR_PDOWN); 1023 smc_phy_write(dev, phy, MII_BMCR, bmcr | BMCR_PDOWN);
@@ -1161,7 +1154,6 @@ static void smc_phy_configure(struct work_struct *work)
1161smc_phy_configure_exit: 1154smc_phy_configure_exit:
1162 SMC_SELECT_BANK(lp, 2); 1155 SMC_SELECT_BANK(lp, 2);
1163 spin_unlock_irq(&lp->lock); 1156 spin_unlock_irq(&lp->lock);
1164 lp->work_pending = 0;
1165} 1157}
1166 1158
1167/* 1159/*
@@ -1389,11 +1381,8 @@ static void smc_timeout(struct net_device *dev)
1389 * smc_phy_configure() calls msleep() which calls schedule_timeout() 1381 * smc_phy_configure() calls msleep() which calls schedule_timeout()
1390 * which calls schedule(). Hence we use a work queue. 1382 * which calls schedule(). Hence we use a work queue.
1391 */ 1383 */
1392 if (lp->phy_type != 0) { 1384 if (lp->phy_type != 0)
1393 if (schedule_work(&lp->phy_configure)) { 1385 schedule_work(&lp->phy_configure);
1394 lp->work_pending = 1;
1395 }
1396 }
1397 1386
1398 /* We can accept TX packets again */ 1387 /* We can accept TX packets again */
1399 dev->trans_start = jiffies; 1388 dev->trans_start = jiffies;
diff --git a/drivers/net/smc91x.h b/drivers/net/smc91x.h
index 69e97a1cb1c4..8606818653f8 100644
--- a/drivers/net/smc91x.h
+++ b/drivers/net/smc91x.h
@@ -93,14 +93,14 @@
93#define SMC_insw(a, r, p, l) insw ((unsigned long *)((a) + (r)), p, l) 93#define SMC_insw(a, r, p, l) insw ((unsigned long *)((a) + (r)), p, l)
94# endif 94# endif
95/* check if the mac in reg is valid */ 95/* check if the mac in reg is valid */
96#define SMC_GET_MAC_ADDR(addr) \ 96#define SMC_GET_MAC_ADDR(lp, addr) \
97 do { \ 97 do { \
98 unsigned int __v; \ 98 unsigned int __v; \
99 __v = SMC_inw(ioaddr, ADDR0_REG); \ 99 __v = SMC_inw(ioaddr, ADDR0_REG(lp)); \
100 addr[0] = __v; addr[1] = __v >> 8; \ 100 addr[0] = __v; addr[1] = __v >> 8; \
101 __v = SMC_inw(ioaddr, ADDR1_REG); \ 101 __v = SMC_inw(ioaddr, ADDR1_REG(lp)); \
102 addr[2] = __v; addr[3] = __v >> 8; \ 102 addr[2] = __v; addr[3] = __v >> 8; \
103 __v = SMC_inw(ioaddr, ADDR2_REG); \ 103 __v = SMC_inw(ioaddr, ADDR2_REG(lp)); \
104 addr[4] = __v; addr[5] = __v >> 8; \ 104 addr[4] = __v; addr[5] = __v >> 8; \
105 if (*(u32 *)(&addr[0]) == 0xFFFFFFFF) { \ 105 if (*(u32 *)(&addr[0]) == 0xFFFFFFFF) { \
106 random_ether_addr(addr); \ 106 random_ether_addr(addr); \
diff --git a/drivers/net/sunhme.c b/drivers/net/sunhme.c
index b4e7f30ea4e8..1aa425be3067 100644
--- a/drivers/net/sunhme.c
+++ b/drivers/net/sunhme.c
@@ -111,7 +111,7 @@ static __inline__ void tx_add_log(struct happy_meal *hp, unsigned int a, unsigne
111 struct hme_tx_logent *tlp; 111 struct hme_tx_logent *tlp;
112 unsigned long flags; 112 unsigned long flags;
113 113
114 save_and_cli(flags); 114 local_irq_save(flags);
115 tlp = &tx_log[txlog_cur_entry]; 115 tlp = &tx_log[txlog_cur_entry];
116 tlp->tstamp = (unsigned int)jiffies; 116 tlp->tstamp = (unsigned int)jiffies;
117 tlp->tx_new = hp->tx_new; 117 tlp->tx_new = hp->tx_new;
@@ -119,7 +119,7 @@ static __inline__ void tx_add_log(struct happy_meal *hp, unsigned int a, unsigne
119 tlp->action = a; 119 tlp->action = a;
120 tlp->status = s; 120 tlp->status = s;
121 txlog_cur_entry = (txlog_cur_entry + 1) & (TX_LOG_LEN - 1); 121 txlog_cur_entry = (txlog_cur_entry + 1) & (TX_LOG_LEN - 1);
122 restore_flags(flags); 122 local_irq_restore(flags);
123} 123}
124static __inline__ void tx_dump_log(void) 124static __inline__ void tx_dump_log(void)
125{ 125{
diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index 07b3f77e7626..cc4bde852542 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -64,8 +64,8 @@
64 64
65#define DRV_MODULE_NAME "tg3" 65#define DRV_MODULE_NAME "tg3"
66#define PFX DRV_MODULE_NAME ": " 66#define PFX DRV_MODULE_NAME ": "
67#define DRV_MODULE_VERSION "3.92" 67#define DRV_MODULE_VERSION "3.92.1"
68#define DRV_MODULE_RELDATE "May 2, 2008" 68#define DRV_MODULE_RELDATE "June 9, 2008"
69 69
70#define TG3_DEF_MAC_MODE 0 70#define TG3_DEF_MAC_MODE 0
71#define TG3_DEF_RX_MODE 0 71#define TG3_DEF_RX_MODE 0
@@ -1295,6 +1295,21 @@ static void tg3_frob_aux_power(struct tg3 *tp)
1295 GRC_LCLCTRL_GPIO_OUTPUT0 | 1295 GRC_LCLCTRL_GPIO_OUTPUT0 |
1296 GRC_LCLCTRL_GPIO_OUTPUT1), 1296 GRC_LCLCTRL_GPIO_OUTPUT1),
1297 100); 1297 100);
1298 } else if (tp->pdev->device == PCI_DEVICE_ID_TIGON3_5761) {
1299 /* The 5761 non-e device swaps GPIO 0 and GPIO 2. */
1300 u32 grc_local_ctrl = GRC_LCLCTRL_GPIO_OE0 |
1301 GRC_LCLCTRL_GPIO_OE1 |
1302 GRC_LCLCTRL_GPIO_OE2 |
1303 GRC_LCLCTRL_GPIO_OUTPUT0 |
1304 GRC_LCLCTRL_GPIO_OUTPUT1 |
1305 tp->grc_local_ctrl;
1306 tw32_wait_f(GRC_LOCAL_CTRL, grc_local_ctrl, 100);
1307
1308 grc_local_ctrl |= GRC_LCLCTRL_GPIO_OUTPUT2;
1309 tw32_wait_f(GRC_LOCAL_CTRL, grc_local_ctrl, 100);
1310
1311 grc_local_ctrl &= ~GRC_LCLCTRL_GPIO_OUTPUT0;
1312 tw32_wait_f(GRC_LOCAL_CTRL, grc_local_ctrl, 100);
1298 } else { 1313 } else {
1299 u32 no_gpio2; 1314 u32 no_gpio2;
1300 u32 grc_local_ctrl = 0; 1315 u32 grc_local_ctrl = 0;
@@ -3168,8 +3183,7 @@ static int tg3_setup_fiber_mii_phy(struct tg3 *tp, int force_reset)
3168 err |= tg3_readphy(tp, MII_BMCR, &bmcr); 3183 err |= tg3_readphy(tp, MII_BMCR, &bmcr);
3169 3184
3170 if ((tp->link_config.autoneg == AUTONEG_ENABLE) && !force_reset && 3185 if ((tp->link_config.autoneg == AUTONEG_ENABLE) && !force_reset &&
3171 (tp->tg3_flags2 & TG3_FLG2_PARALLEL_DETECT) && 3186 (tp->tg3_flags2 & TG3_FLG2_PARALLEL_DETECT)) {
3172 tp->link_config.flowctrl == tp->link_config.active_flowctrl) {
3173 /* do nothing, just check for link up at the end */ 3187 /* do nothing, just check for link up at the end */
3174 } else if (tp->link_config.autoneg == AUTONEG_ENABLE) { 3188 } else if (tp->link_config.autoneg == AUTONEG_ENABLE) {
3175 u32 adv, new_adv; 3189 u32 adv, new_adv;
@@ -8599,7 +8613,7 @@ static int tg3_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
8599 (cmd->speed == SPEED_1000)) 8613 (cmd->speed == SPEED_1000))
8600 return -EINVAL; 8614 return -EINVAL;
8601 else if ((cmd->speed == SPEED_1000) && 8615 else if ((cmd->speed == SPEED_1000) &&
8602 (tp->tg3_flags2 & TG3_FLAG_10_100_ONLY)) 8616 (tp->tg3_flags & TG3_FLAG_10_100_ONLY))
8603 return -EINVAL; 8617 return -EINVAL;
8604 8618
8605 tg3_full_lock(tp, 0); 8619 tg3_full_lock(tp, 0);
@@ -11768,6 +11782,15 @@ static int __devinit tg3_get_invariants(struct tg3 *tp)
11768 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755) 11782 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755)
11769 tp->grc_local_ctrl |= GRC_LCLCTRL_GPIO_UART_SEL; 11783 tp->grc_local_ctrl |= GRC_LCLCTRL_GPIO_UART_SEL;
11770 11784
11785 if (tp->pdev->device == PCI_DEVICE_ID_TIGON3_5761) {
11786 /* Turn off the debug UART. */
11787 tp->grc_local_ctrl |= GRC_LCLCTRL_GPIO_UART_SEL;
11788 if (tp->tg3_flags2 & TG3_FLG2_IS_NIC)
11789 /* Keep VMain power. */
11790 tp->grc_local_ctrl |= GRC_LCLCTRL_GPIO_OE0 |
11791 GRC_LCLCTRL_GPIO_OUTPUT0;
11792 }
11793
11771 /* Force the chip into D0. */ 11794 /* Force the chip into D0. */
11772 err = tg3_set_power_state(tp, PCI_D0); 11795 err = tg3_set_power_state(tp, PCI_D0);
11773 if (err) { 11796 if (err) {
diff --git a/drivers/net/tokenring/3c359.h b/drivers/net/tokenring/3c359.h
index b880cba0f6fd..74cf8e1a181b 100644
--- a/drivers/net/tokenring/3c359.h
+++ b/drivers/net/tokenring/3c359.h
@@ -264,7 +264,7 @@ struct xl_private {
264 u16 asb; 264 u16 asb;
265 265
266 u8 __iomem *xl_mmio; 266 u8 __iomem *xl_mmio;
267 char *xl_card_name; 267 const char *xl_card_name;
268 struct pci_dev *pdev ; 268 struct pci_dev *pdev ;
269 269
270 spinlock_t xl_lock ; 270 spinlock_t xl_lock ;
diff --git a/drivers/net/tokenring/olympic.h b/drivers/net/tokenring/olympic.h
index c91956310fb2..10fbba08978f 100644
--- a/drivers/net/tokenring/olympic.h
+++ b/drivers/net/tokenring/olympic.h
@@ -254,7 +254,7 @@ struct olympic_private {
254 u8 __iomem *olympic_mmio; 254 u8 __iomem *olympic_mmio;
255 u8 __iomem *olympic_lap; 255 u8 __iomem *olympic_lap;
256 struct pci_dev *pdev ; 256 struct pci_dev *pdev ;
257 char *olympic_card_name ; 257 const char *olympic_card_name;
258 258
259 spinlock_t olympic_lock ; 259 spinlock_t olympic_lock ;
260 260
diff --git a/drivers/net/tulip/tulip_core.c b/drivers/net/tulip/tulip_core.c
index f9d13fa05d64..af8d2c436efd 100644
--- a/drivers/net/tulip/tulip_core.c
+++ b/drivers/net/tulip/tulip_core.c
@@ -731,7 +731,7 @@ static void tulip_down (struct net_device *dev)
731 void __iomem *ioaddr = tp->base_addr; 731 void __iomem *ioaddr = tp->base_addr;
732 unsigned long flags; 732 unsigned long flags;
733 733
734 flush_scheduled_work(); 734 cancel_work_sync(&tp->media_work);
735 735
736#ifdef CONFIG_TULIP_NAPI 736#ifdef CONFIG_TULIP_NAPI
737 napi_disable(&tp->napi); 737 napi_disable(&tp->napi);
@@ -1729,12 +1729,15 @@ static int tulip_suspend (struct pci_dev *pdev, pm_message_t state)
1729 if (!dev) 1729 if (!dev)
1730 return -EINVAL; 1730 return -EINVAL;
1731 1731
1732 if (netif_running(dev)) 1732 if (!netif_running(dev))
1733 tulip_down(dev); 1733 goto save_state;
1734
1735 tulip_down(dev);
1734 1736
1735 netif_device_detach(dev); 1737 netif_device_detach(dev);
1736 free_irq(dev->irq, dev); 1738 free_irq(dev->irq, dev);
1737 1739
1740save_state:
1738 pci_save_state(pdev); 1741 pci_save_state(pdev);
1739 pci_disable_device(pdev); 1742 pci_disable_device(pdev);
1740 pci_set_power_state(pdev, pci_choose_state(pdev, state)); 1743 pci_set_power_state(pdev, pci_choose_state(pdev, state));
@@ -1754,6 +1757,9 @@ static int tulip_resume(struct pci_dev *pdev)
1754 pci_set_power_state(pdev, PCI_D0); 1757 pci_set_power_state(pdev, PCI_D0);
1755 pci_restore_state(pdev); 1758 pci_restore_state(pdev);
1756 1759
1760 if (!netif_running(dev))
1761 return 0;
1762
1757 if ((retval = pci_enable_device(pdev))) { 1763 if ((retval = pci_enable_device(pdev))) {
1758 printk (KERN_ERR "tulip: pci_enable_device failed in resume\n"); 1764 printk (KERN_ERR "tulip: pci_enable_device failed in resume\n");
1759 return retval; 1765 return retval;
diff --git a/drivers/net/tulip/uli526x.c b/drivers/net/tulip/uli526x.c
index 2511ca7a12aa..e9e628621639 100644
--- a/drivers/net/tulip/uli526x.c
+++ b/drivers/net/tulip/uli526x.c
@@ -225,6 +225,9 @@ static void uli526x_set_filter_mode(struct net_device *);
225static const struct ethtool_ops netdev_ethtool_ops; 225static const struct ethtool_ops netdev_ethtool_ops;
226static u16 read_srom_word(long, int); 226static u16 read_srom_word(long, int);
227static irqreturn_t uli526x_interrupt(int, void *); 227static irqreturn_t uli526x_interrupt(int, void *);
228#ifdef CONFIG_NET_POLL_CONTROLLER
229static void uli526x_poll(struct net_device *dev);
230#endif
228static void uli526x_descriptor_init(struct uli526x_board_info *, unsigned long); 231static void uli526x_descriptor_init(struct uli526x_board_info *, unsigned long);
229static void allocate_rx_buffer(struct uli526x_board_info *); 232static void allocate_rx_buffer(struct uli526x_board_info *);
230static void update_cr6(u32, unsigned long); 233static void update_cr6(u32, unsigned long);
@@ -339,6 +342,9 @@ static int __devinit uli526x_init_one (struct pci_dev *pdev,
339 dev->get_stats = &uli526x_get_stats; 342 dev->get_stats = &uli526x_get_stats;
340 dev->set_multicast_list = &uli526x_set_filter_mode; 343 dev->set_multicast_list = &uli526x_set_filter_mode;
341 dev->ethtool_ops = &netdev_ethtool_ops; 344 dev->ethtool_ops = &netdev_ethtool_ops;
345#ifdef CONFIG_NET_POLL_CONTROLLER
346 dev->poll_controller = &uli526x_poll;
347#endif
342 spin_lock_init(&db->lock); 348 spin_lock_init(&db->lock);
343 349
344 350
@@ -681,8 +687,9 @@ static irqreturn_t uli526x_interrupt(int irq, void *dev_id)
681 db->cr5_data = inl(ioaddr + DCR5); 687 db->cr5_data = inl(ioaddr + DCR5);
682 outl(db->cr5_data, ioaddr + DCR5); 688 outl(db->cr5_data, ioaddr + DCR5);
683 if ( !(db->cr5_data & 0x180c1) ) { 689 if ( !(db->cr5_data & 0x180c1) ) {
684 spin_unlock_irqrestore(&db->lock, flags); 690 /* Restore CR7 to enable interrupt mask */
685 outl(db->cr7_data, ioaddr + DCR7); 691 outl(db->cr7_data, ioaddr + DCR7);
692 spin_unlock_irqrestore(&db->lock, flags);
686 return IRQ_HANDLED; 693 return IRQ_HANDLED;
687 } 694 }
688 695
@@ -715,6 +722,13 @@ static irqreturn_t uli526x_interrupt(int irq, void *dev_id)
715 return IRQ_HANDLED; 722 return IRQ_HANDLED;
716} 723}
717 724
725#ifdef CONFIG_NET_POLL_CONTROLLER
726static void uli526x_poll(struct net_device *dev)
727{
728 /* ISR grabs the irqsave lock, so this should be safe */
729 uli526x_interrupt(dev->irq, dev);
730}
731#endif
718 732
719/* 733/*
720 * Free TX resource after TX complete 734 * Free TX resource after TX complete
diff --git a/drivers/net/ucc_geth.c b/drivers/net/ucc_geth.c
index ca0bdac07a78..fb0b918e5ccb 100644
--- a/drivers/net/ucc_geth.c
+++ b/drivers/net/ucc_geth.c
@@ -237,7 +237,7 @@ static struct sk_buff *get_new_skb(struct ucc_geth_private *ugeth,
237 skb->dev = ugeth->dev; 237 skb->dev = ugeth->dev;
238 238
239 out_be32(&((struct qe_bd __iomem *)bd)->buf, 239 out_be32(&((struct qe_bd __iomem *)bd)->buf,
240 dma_map_single(NULL, 240 dma_map_single(&ugeth->dev->dev,
241 skb->data, 241 skb->data,
242 ugeth->ug_info->uf_info.max_rx_buf_length + 242 ugeth->ug_info->uf_info.max_rx_buf_length +
243 UCC_GETH_RX_DATA_BUF_ALIGNMENT, 243 UCC_GETH_RX_DATA_BUF_ALIGNMENT,
@@ -2158,7 +2158,7 @@ static void ucc_geth_memclean(struct ucc_geth_private *ugeth)
2158 continue; 2158 continue;
2159 for (j = 0; j < ugeth->ug_info->bdRingLenTx[i]; j++) { 2159 for (j = 0; j < ugeth->ug_info->bdRingLenTx[i]; j++) {
2160 if (ugeth->tx_skbuff[i][j]) { 2160 if (ugeth->tx_skbuff[i][j]) {
2161 dma_unmap_single(NULL, 2161 dma_unmap_single(&ugeth->dev->dev,
2162 in_be32(&((struct qe_bd __iomem *)bd)->buf), 2162 in_be32(&((struct qe_bd __iomem *)bd)->buf),
2163 (in_be32((u32 __iomem *)bd) & 2163 (in_be32((u32 __iomem *)bd) &
2164 BD_LENGTH_MASK), 2164 BD_LENGTH_MASK),
@@ -2186,7 +2186,7 @@ static void ucc_geth_memclean(struct ucc_geth_private *ugeth)
2186 bd = ugeth->p_rx_bd_ring[i]; 2186 bd = ugeth->p_rx_bd_ring[i];
2187 for (j = 0; j < ugeth->ug_info->bdRingLenRx[i]; j++) { 2187 for (j = 0; j < ugeth->ug_info->bdRingLenRx[i]; j++) {
2188 if (ugeth->rx_skbuff[i][j]) { 2188 if (ugeth->rx_skbuff[i][j]) {
2189 dma_unmap_single(NULL, 2189 dma_unmap_single(&ugeth->dev->dev,
2190 in_be32(&((struct qe_bd __iomem *)bd)->buf), 2190 in_be32(&((struct qe_bd __iomem *)bd)->buf),
2191 ugeth->ug_info-> 2191 ugeth->ug_info->
2192 uf_info.max_rx_buf_length + 2192 uf_info.max_rx_buf_length +
@@ -3406,7 +3406,8 @@ static int ucc_geth_start_xmit(struct sk_buff *skb, struct net_device *dev)
3406 3406
3407 /* set up the buffer descriptor */ 3407 /* set up the buffer descriptor */
3408 out_be32(&((struct qe_bd __iomem *)bd)->buf, 3408 out_be32(&((struct qe_bd __iomem *)bd)->buf,
3409 dma_map_single(NULL, skb->data, skb->len, DMA_TO_DEVICE)); 3409 dma_map_single(&ugeth->dev->dev, skb->data,
3410 skb->len, DMA_TO_DEVICE));
3410 3411
3411 /* printk(KERN_DEBUG"skb->data is 0x%x\n",skb->data); */ 3412 /* printk(KERN_DEBUG"skb->data is 0x%x\n",skb->data); */
3412 3413
diff --git a/drivers/net/ucc_geth_ethtool.c b/drivers/net/ucc_geth_ethtool.c
index 299b7f176950..f5839c4a5cbd 100644
--- a/drivers/net/ucc_geth_ethtool.c
+++ b/drivers/net/ucc_geth_ethtool.c
@@ -73,6 +73,7 @@ static char tx_fw_stat_gstrings[][ETH_GSTRING_LEN] = {
73 "tx-frames-ok", 73 "tx-frames-ok",
74 "tx-excessive-differ-frames", 74 "tx-excessive-differ-frames",
75 "tx-256-511-frames", 75 "tx-256-511-frames",
76 "tx-512-1023-frames",
76 "tx-1024-1518-frames", 77 "tx-1024-1518-frames",
77 "tx-jumbo-frames", 78 "tx-jumbo-frames",
78}; 79};
@@ -308,7 +309,7 @@ static void uec_get_strings(struct net_device *netdev, u32 stringset, u8 *buf)
308 buf += UEC_TX_FW_STATS_LEN * ETH_GSTRING_LEN; 309 buf += UEC_TX_FW_STATS_LEN * ETH_GSTRING_LEN;
309 } 310 }
310 if (stats_mode & UCC_GETH_STATISTICS_GATHERING_MODE_FIRMWARE_RX) 311 if (stats_mode & UCC_GETH_STATISTICS_GATHERING_MODE_FIRMWARE_RX)
311 memcpy(buf, tx_fw_stat_gstrings, UEC_RX_FW_STATS_LEN * 312 memcpy(buf, rx_fw_stat_gstrings, UEC_RX_FW_STATS_LEN *
312 ETH_GSTRING_LEN); 313 ETH_GSTRING_LEN);
313} 314}
314 315
diff --git a/drivers/net/usb/asix.c b/drivers/net/usb/asix.c
index dc6f097062df..37ecf845edfe 100644
--- a/drivers/net/usb/asix.c
+++ b/drivers/net/usb/asix.c
@@ -1440,6 +1440,10 @@ static const struct usb_device_id products [] = {
1440 // Belkin F5D5055 1440 // Belkin F5D5055
1441 USB_DEVICE(0x050d, 0x5055), 1441 USB_DEVICE(0x050d, 0x5055),
1442 .driver_info = (unsigned long) &ax88178_info, 1442 .driver_info = (unsigned long) &ax88178_info,
1443}, {
1444 // Apple USB Ethernet Adapter
1445 USB_DEVICE(0x05ac, 0x1402),
1446 .driver_info = (unsigned long) &ax88772_info,
1443}, 1447},
1444 { }, // END 1448 { }, // END
1445}; 1449};
diff --git a/drivers/net/usb/kaweth.c b/drivers/net/usb/kaweth.c
index 0dcfc0310264..7c66b052f55a 100644
--- a/drivers/net/usb/kaweth.c
+++ b/drivers/net/usb/kaweth.c
@@ -706,7 +706,7 @@ static void kaweth_kill_urbs(struct kaweth_device *kaweth)
706 usb_kill_urb(kaweth->rx_urb); 706 usb_kill_urb(kaweth->rx_urb);
707 usb_kill_urb(kaweth->tx_urb); 707 usb_kill_urb(kaweth->tx_urb);
708 708
709 flush_scheduled_work(); 709 cancel_delayed_work_sync(&kaweth->lowmem_work);
710 710
711 /* a scheduled work may have resubmitted, 711 /* a scheduled work may have resubmitted,
712 we hit them again */ 712 we hit them again */
diff --git a/drivers/net/usb/rndis_host.c b/drivers/net/usb/rndis_host.c
index 3969b7a2b8e6..ae467f182c40 100644
--- a/drivers/net/usb/rndis_host.c
+++ b/drivers/net/usb/rndis_host.c
@@ -194,7 +194,7 @@ int rndis_command(struct usbnet *dev, struct rndis_msg_hdr *buf)
194 dev_dbg(&info->control->dev, 194 dev_dbg(&info->control->dev,
195 "rndis response error, code %d\n", retval); 195 "rndis response error, code %d\n", retval);
196 } 196 }
197 msleep(2); 197 msleep(20);
198 } 198 }
199 dev_dbg(&info->control->dev, "rndis response timeout\n"); 199 dev_dbg(&info->control->dev, "rndis response timeout\n");
200 return -ETIMEDOUT; 200 return -ETIMEDOUT;
diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c
index f926b5ab3d09..4452306d5328 100644
--- a/drivers/net/virtio_net.c
+++ b/drivers/net/virtio_net.c
@@ -44,9 +44,16 @@ struct virtnet_info
44 /* The skb we couldn't send because buffers were full. */ 44 /* The skb we couldn't send because buffers were full. */
45 struct sk_buff *last_xmit_skb; 45 struct sk_buff *last_xmit_skb;
46 46
47 /* If we need to free in a timer, this is it. */
48 struct timer_list xmit_free_timer;
49
47 /* Number of input buffers, and max we've ever had. */ 50 /* Number of input buffers, and max we've ever had. */
48 unsigned int num, max; 51 unsigned int num, max;
49 52
53 /* For cleaning up after transmission. */
54 struct tasklet_struct tasklet;
55 bool free_in_tasklet;
56
50 /* Receive & send queues. */ 57 /* Receive & send queues. */
51 struct sk_buff_head recv; 58 struct sk_buff_head recv;
52 struct sk_buff_head send; 59 struct sk_buff_head send;
@@ -68,8 +75,13 @@ static void skb_xmit_done(struct virtqueue *svq)
68 75
69 /* Suppress further interrupts. */ 76 /* Suppress further interrupts. */
70 svq->vq_ops->disable_cb(svq); 77 svq->vq_ops->disable_cb(svq);
71 /* We were waiting for more output buffers. */ 78
79 /* We were probably waiting for more output buffers. */
72 netif_wake_queue(vi->dev); 80 netif_wake_queue(vi->dev);
81
82 /* Make sure we re-xmit last_xmit_skb: if there are no more packets
83 * queued, start_xmit won't be called. */
84 tasklet_schedule(&vi->tasklet);
73} 85}
74 86
75static void receive_skb(struct net_device *dev, struct sk_buff *skb, 87static void receive_skb(struct net_device *dev, struct sk_buff *skb,
@@ -86,9 +98,7 @@ static void receive_skb(struct net_device *dev, struct sk_buff *skb,
86 BUG_ON(len > MAX_PACKET_LEN); 98 BUG_ON(len > MAX_PACKET_LEN);
87 99
88 skb_trim(skb, len); 100 skb_trim(skb, len);
89 skb->protocol = eth_type_trans(skb, dev); 101
90 pr_debug("Receiving skb proto 0x%04x len %i type %i\n",
91 ntohs(skb->protocol), skb->len, skb->pkt_type);
92 dev->stats.rx_bytes += skb->len; 102 dev->stats.rx_bytes += skb->len;
93 dev->stats.rx_packets++; 103 dev->stats.rx_packets++;
94 104
@@ -98,6 +108,10 @@ static void receive_skb(struct net_device *dev, struct sk_buff *skb,
98 goto frame_err; 108 goto frame_err;
99 } 109 }
100 110
111 skb->protocol = eth_type_trans(skb, dev);
112 pr_debug("Receiving skb proto 0x%04x len %i type %i\n",
113 ntohs(skb->protocol), skb->len, skb->pkt_type);
114
101 if (hdr->gso_type != VIRTIO_NET_HDR_GSO_NONE) { 115 if (hdr->gso_type != VIRTIO_NET_HDR_GSO_NONE) {
102 pr_debug("GSO!\n"); 116 pr_debug("GSO!\n");
103 switch (hdr->gso_type & ~VIRTIO_NET_HDR_GSO_ECN) { 117 switch (hdr->gso_type & ~VIRTIO_NET_HDR_GSO_ECN) {
@@ -230,9 +244,25 @@ static void free_old_xmit_skbs(struct virtnet_info *vi)
230 } 244 }
231} 245}
232 246
247/* If the virtio transport doesn't always notify us when all in-flight packets
248 * are consumed, we fall back to using this function on a timer to free them. */
249static void xmit_free(unsigned long data)
250{
251 struct virtnet_info *vi = (void *)data;
252
253 netif_tx_lock(vi->dev);
254
255 free_old_xmit_skbs(vi);
256
257 if (!skb_queue_empty(&vi->send))
258 mod_timer(&vi->xmit_free_timer, jiffies + (HZ/10));
259
260 netif_tx_unlock(vi->dev);
261}
262
233static int xmit_skb(struct virtnet_info *vi, struct sk_buff *skb) 263static int xmit_skb(struct virtnet_info *vi, struct sk_buff *skb)
234{ 264{
235 int num; 265 int num, err;
236 struct scatterlist sg[2+MAX_SKB_FRAGS]; 266 struct scatterlist sg[2+MAX_SKB_FRAGS];
237 struct virtio_net_hdr *hdr; 267 struct virtio_net_hdr *hdr;
238 const unsigned char *dest = ((struct ethhdr *)skb->data)->h_dest; 268 const unsigned char *dest = ((struct ethhdr *)skb->data)->h_dest;
@@ -275,7 +305,25 @@ static int xmit_skb(struct virtnet_info *vi, struct sk_buff *skb)
275 vnet_hdr_to_sg(sg, skb); 305 vnet_hdr_to_sg(sg, skb);
276 num = skb_to_sgvec(skb, sg+1, 0, skb->len) + 1; 306 num = skb_to_sgvec(skb, sg+1, 0, skb->len) + 1;
277 307
278 return vi->svq->vq_ops->add_buf(vi->svq, sg, num, 0, skb); 308 err = vi->svq->vq_ops->add_buf(vi->svq, sg, num, 0, skb);
309 if (!err && !vi->free_in_tasklet)
310 mod_timer(&vi->xmit_free_timer, jiffies + (HZ/10));
311
312 return err;
313}
314
315static void xmit_tasklet(unsigned long data)
316{
317 struct virtnet_info *vi = (void *)data;
318
319 netif_tx_lock_bh(vi->dev);
320 if (vi->last_xmit_skb && xmit_skb(vi, vi->last_xmit_skb) == 0) {
321 vi->svq->vq_ops->kick(vi->svq);
322 vi->last_xmit_skb = NULL;
323 }
324 if (vi->free_in_tasklet)
325 free_old_xmit_skbs(vi);
326 netif_tx_unlock_bh(vi->dev);
279} 327}
280 328
281static int start_xmit(struct sk_buff *skb, struct net_device *dev) 329static int start_xmit(struct sk_buff *skb, struct net_device *dev)
@@ -287,21 +335,25 @@ again:
287 free_old_xmit_skbs(vi); 335 free_old_xmit_skbs(vi);
288 336
289 /* If we has a buffer left over from last time, send it now. */ 337 /* If we has a buffer left over from last time, send it now. */
290 if (vi->last_xmit_skb) { 338 if (unlikely(vi->last_xmit_skb)) {
291 if (xmit_skb(vi, vi->last_xmit_skb) != 0) { 339 if (xmit_skb(vi, vi->last_xmit_skb) != 0) {
292 /* Drop this skb: we only queue one. */ 340 /* Drop this skb: we only queue one. */
293 vi->dev->stats.tx_dropped++; 341 vi->dev->stats.tx_dropped++;
294 kfree_skb(skb); 342 kfree_skb(skb);
343 skb = NULL;
295 goto stop_queue; 344 goto stop_queue;
296 } 345 }
297 vi->last_xmit_skb = NULL; 346 vi->last_xmit_skb = NULL;
298 } 347 }
299 348
300 /* Put new one in send queue and do transmit */ 349 /* Put new one in send queue and do transmit */
301 __skb_queue_head(&vi->send, skb); 350 if (likely(skb)) {
302 if (xmit_skb(vi, skb) != 0) { 351 __skb_queue_head(&vi->send, skb);
303 vi->last_xmit_skb = skb; 352 if (xmit_skb(vi, skb) != 0) {
304 goto stop_queue; 353 vi->last_xmit_skb = skb;
354 skb = NULL;
355 goto stop_queue;
356 }
305 } 357 }
306done: 358done:
307 vi->svq->vq_ops->kick(vi->svq); 359 vi->svq->vq_ops->kick(vi->svq);
@@ -411,6 +463,10 @@ static int virtnet_probe(struct virtio_device *vdev)
411 vi->vdev = vdev; 463 vi->vdev = vdev;
412 vdev->priv = vi; 464 vdev->priv = vi;
413 465
466 /* If they give us a callback when all buffers are done, we don't need
467 * the timer. */
468 vi->free_in_tasklet = virtio_has_feature(vdev,VIRTIO_F_NOTIFY_ON_EMPTY);
469
414 /* We expect two virtqueues, receive then send. */ 470 /* We expect two virtqueues, receive then send. */
415 vi->rvq = vdev->config->find_vq(vdev, 0, skb_recv_done); 471 vi->rvq = vdev->config->find_vq(vdev, 0, skb_recv_done);
416 if (IS_ERR(vi->rvq)) { 472 if (IS_ERR(vi->rvq)) {
@@ -428,6 +484,11 @@ static int virtnet_probe(struct virtio_device *vdev)
428 skb_queue_head_init(&vi->recv); 484 skb_queue_head_init(&vi->recv);
429 skb_queue_head_init(&vi->send); 485 skb_queue_head_init(&vi->send);
430 486
487 tasklet_init(&vi->tasklet, xmit_tasklet, (unsigned long)vi);
488
489 if (!vi->free_in_tasklet)
490 setup_timer(&vi->xmit_free_timer, xmit_free, (unsigned long)vi);
491
431 err = register_netdev(dev); 492 err = register_netdev(dev);
432 if (err) { 493 if (err) {
433 pr_debug("virtio_net: registering device failed\n"); 494 pr_debug("virtio_net: registering device failed\n");
@@ -465,13 +526,15 @@ static void virtnet_remove(struct virtio_device *vdev)
465 /* Stop all the virtqueues. */ 526 /* Stop all the virtqueues. */
466 vdev->config->reset(vdev); 527 vdev->config->reset(vdev);
467 528
529 if (!vi->free_in_tasklet)
530 del_timer_sync(&vi->xmit_free_timer);
531
468 /* Free our skbs in send and recv queues, if any. */ 532 /* Free our skbs in send and recv queues, if any. */
469 while ((skb = __skb_dequeue(&vi->recv)) != NULL) { 533 while ((skb = __skb_dequeue(&vi->recv)) != NULL) {
470 kfree_skb(skb); 534 kfree_skb(skb);
471 vi->num--; 535 vi->num--;
472 } 536 }
473 while ((skb = __skb_dequeue(&vi->send)) != NULL) 537 __skb_queue_purge(&vi->send);
474 kfree_skb(skb);
475 538
476 BUG_ON(vi->num != 0); 539 BUG_ON(vi->num != 0);
477 540
@@ -489,7 +552,7 @@ static struct virtio_device_id id_table[] = {
489static unsigned int features[] = { 552static unsigned int features[] = {
490 VIRTIO_NET_F_CSUM, VIRTIO_NET_F_GSO, VIRTIO_NET_F_MAC, 553 VIRTIO_NET_F_CSUM, VIRTIO_NET_F_GSO, VIRTIO_NET_F_MAC,
491 VIRTIO_NET_F_HOST_TSO4, VIRTIO_NET_F_HOST_UFO, VIRTIO_NET_F_HOST_TSO6, 554 VIRTIO_NET_F_HOST_TSO4, VIRTIO_NET_F_HOST_UFO, VIRTIO_NET_F_HOST_TSO6,
492 VIRTIO_NET_F_HOST_ECN, 555 VIRTIO_NET_F_HOST_ECN, VIRTIO_F_NOTIFY_ON_EMPTY,
493}; 556};
494 557
495static struct virtio_driver virtio_net = { 558static struct virtio_driver virtio_net = {
diff --git a/drivers/net/wan/hdlc.c b/drivers/net/wan/hdlc.c
index 9a83c9d5b8cf..7f984895b0d5 100644
--- a/drivers/net/wan/hdlc.c
+++ b/drivers/net/wan/hdlc.c
@@ -43,8 +43,7 @@ static const char* version = "HDLC support module revision 1.22";
43 43
44#undef DEBUG_LINK 44#undef DEBUG_LINK
45 45
46static struct hdlc_proto *first_proto = NULL; 46static struct hdlc_proto *first_proto;
47
48 47
49static int hdlc_change_mtu(struct net_device *dev, int new_mtu) 48static int hdlc_change_mtu(struct net_device *dev, int new_mtu)
50{ 49{
@@ -314,21 +313,25 @@ void detach_hdlc_protocol(struct net_device *dev)
314 313
315void register_hdlc_protocol(struct hdlc_proto *proto) 314void register_hdlc_protocol(struct hdlc_proto *proto)
316{ 315{
316 rtnl_lock();
317 proto->next = first_proto; 317 proto->next = first_proto;
318 first_proto = proto; 318 first_proto = proto;
319 rtnl_unlock();
319} 320}
320 321
321 322
322void unregister_hdlc_protocol(struct hdlc_proto *proto) 323void unregister_hdlc_protocol(struct hdlc_proto *proto)
323{ 324{
324 struct hdlc_proto **p = &first_proto; 325 struct hdlc_proto **p;
325 while (*p) { 326
326 if (*p == proto) { 327 rtnl_lock();
327 *p = proto->next; 328 p = &first_proto;
328 return; 329 while (*p != proto) {
329 } 330 BUG_ON(!*p);
330 p = &((*p)->next); 331 p = &((*p)->next);
331 } 332 }
333 *p = proto->next;
334 rtnl_unlock();
332} 335}
333 336
334 337
diff --git a/drivers/net/wan/hdlc_cisco.c b/drivers/net/wan/hdlc_cisco.c
index 7133c688cf20..762d21c1c703 100644
--- a/drivers/net/wan/hdlc_cisco.c
+++ b/drivers/net/wan/hdlc_cisco.c
@@ -56,6 +56,7 @@ struct cisco_state {
56 cisco_proto settings; 56 cisco_proto settings;
57 57
58 struct timer_list timer; 58 struct timer_list timer;
59 spinlock_t lock;
59 unsigned long last_poll; 60 unsigned long last_poll;
60 int up; 61 int up;
61 int request_sent; 62 int request_sent;
@@ -158,6 +159,7 @@ static int cisco_rx(struct sk_buff *skb)
158{ 159{
159 struct net_device *dev = skb->dev; 160 struct net_device *dev = skb->dev;
160 hdlc_device *hdlc = dev_to_hdlc(dev); 161 hdlc_device *hdlc = dev_to_hdlc(dev);
162 struct cisco_state *st = state(hdlc);
161 struct hdlc_header *data = (struct hdlc_header*)skb->data; 163 struct hdlc_header *data = (struct hdlc_header*)skb->data;
162 struct cisco_packet *cisco_data; 164 struct cisco_packet *cisco_data;
163 struct in_device *in_dev; 165 struct in_device *in_dev;
@@ -220,11 +222,12 @@ static int cisco_rx(struct sk_buff *skb)
220 goto rx_error; 222 goto rx_error;
221 223
222 case CISCO_KEEPALIVE_REQ: 224 case CISCO_KEEPALIVE_REQ:
223 state(hdlc)->rxseq = ntohl(cisco_data->par1); 225 spin_lock(&st->lock);
224 if (state(hdlc)->request_sent && 226 st->rxseq = ntohl(cisco_data->par1);
225 ntohl(cisco_data->par2) == state(hdlc)->txseq) { 227 if (st->request_sent &&
226 state(hdlc)->last_poll = jiffies; 228 ntohl(cisco_data->par2) == st->txseq) {
227 if (!state(hdlc)->up) { 229 st->last_poll = jiffies;
230 if (!st->up) {
228 u32 sec, min, hrs, days; 231 u32 sec, min, hrs, days;
229 sec = ntohl(cisco_data->time) / 1000; 232 sec = ntohl(cisco_data->time) / 1000;
230 min = sec / 60; sec -= min * 60; 233 min = sec / 60; sec -= min * 60;
@@ -232,12 +235,12 @@ static int cisco_rx(struct sk_buff *skb)
232 days = hrs / 24; hrs -= days * 24; 235 days = hrs / 24; hrs -= days * 24;
233 printk(KERN_INFO "%s: Link up (peer " 236 printk(KERN_INFO "%s: Link up (peer "
234 "uptime %ud%uh%um%us)\n", 237 "uptime %ud%uh%um%us)\n",
235 dev->name, days, hrs, 238 dev->name, days, hrs, min, sec);
236 min, sec);
237 netif_dormant_off(dev); 239 netif_dormant_off(dev);
238 state(hdlc)->up = 1; 240 st->up = 1;
239 } 241 }
240 } 242 }
243 spin_unlock(&st->lock);
241 244
242 dev_kfree_skb_any(skb); 245 dev_kfree_skb_any(skb);
243 return NET_RX_SUCCESS; 246 return NET_RX_SUCCESS;
@@ -261,24 +264,25 @@ static void cisco_timer(unsigned long arg)
261{ 264{
262 struct net_device *dev = (struct net_device *)arg; 265 struct net_device *dev = (struct net_device *)arg;
263 hdlc_device *hdlc = dev_to_hdlc(dev); 266 hdlc_device *hdlc = dev_to_hdlc(dev);
267 struct cisco_state *st = state(hdlc);
264 268
265 if (state(hdlc)->up && 269 spin_lock(&st->lock);
266 time_after(jiffies, state(hdlc)->last_poll + 270 if (st->up &&
267 state(hdlc)->settings.timeout * HZ)) { 271 time_after(jiffies, st->last_poll + st->settings.timeout * HZ)) {
268 state(hdlc)->up = 0; 272 st->up = 0;
269 printk(KERN_INFO "%s: Link down\n", dev->name); 273 printk(KERN_INFO "%s: Link down\n", dev->name);
270 netif_dormant_on(dev); 274 netif_dormant_on(dev);
271 } 275 }
272 276
273 cisco_keepalive_send(dev, CISCO_KEEPALIVE_REQ, 277 cisco_keepalive_send(dev, CISCO_KEEPALIVE_REQ, htonl(++st->txseq),
274 htonl(++state(hdlc)->txseq), 278 htonl(st->rxseq));
275 htonl(state(hdlc)->rxseq)); 279 st->request_sent = 1;
276 state(hdlc)->request_sent = 1; 280 spin_unlock(&st->lock);
277 state(hdlc)->timer.expires = jiffies + 281
278 state(hdlc)->settings.interval * HZ; 282 st->timer.expires = jiffies + st->settings.interval * HZ;
279 state(hdlc)->timer.function = cisco_timer; 283 st->timer.function = cisco_timer;
280 state(hdlc)->timer.data = arg; 284 st->timer.data = arg;
281 add_timer(&state(hdlc)->timer); 285 add_timer(&st->timer);
282} 286}
283 287
284 288
@@ -286,15 +290,20 @@ static void cisco_timer(unsigned long arg)
286static void cisco_start(struct net_device *dev) 290static void cisco_start(struct net_device *dev)
287{ 291{
288 hdlc_device *hdlc = dev_to_hdlc(dev); 292 hdlc_device *hdlc = dev_to_hdlc(dev);
289 state(hdlc)->up = 0; 293 struct cisco_state *st = state(hdlc);
290 state(hdlc)->request_sent = 0; 294 unsigned long flags;
291 state(hdlc)->txseq = state(hdlc)->rxseq = 0; 295
292 296 spin_lock_irqsave(&st->lock, flags);
293 init_timer(&state(hdlc)->timer); 297 st->up = 0;
294 state(hdlc)->timer.expires = jiffies + HZ; /*First poll after 1s*/ 298 st->request_sent = 0;
295 state(hdlc)->timer.function = cisco_timer; 299 st->txseq = st->rxseq = 0;
296 state(hdlc)->timer.data = (unsigned long)dev; 300 spin_unlock_irqrestore(&st->lock, flags);
297 add_timer(&state(hdlc)->timer); 301
302 init_timer(&st->timer);
303 st->timer.expires = jiffies + HZ; /* First poll after 1 s */
304 st->timer.function = cisco_timer;
305 st->timer.data = (unsigned long)dev;
306 add_timer(&st->timer);
298} 307}
299 308
300 309
@@ -302,10 +311,16 @@ static void cisco_start(struct net_device *dev)
302static void cisco_stop(struct net_device *dev) 311static void cisco_stop(struct net_device *dev)
303{ 312{
304 hdlc_device *hdlc = dev_to_hdlc(dev); 313 hdlc_device *hdlc = dev_to_hdlc(dev);
305 del_timer_sync(&state(hdlc)->timer); 314 struct cisco_state *st = state(hdlc);
315 unsigned long flags;
316
317 del_timer_sync(&st->timer);
318
319 spin_lock_irqsave(&st->lock, flags);
306 netif_dormant_on(dev); 320 netif_dormant_on(dev);
307 state(hdlc)->up = 0; 321 st->up = 0;
308 state(hdlc)->request_sent = 0; 322 st->request_sent = 0;
323 spin_unlock_irqrestore(&st->lock, flags);
309} 324}
310 325
311 326
@@ -367,6 +382,7 @@ static int cisco_ioctl(struct net_device *dev, struct ifreq *ifr)
367 return result; 382 return result;
368 383
369 memcpy(&state(hdlc)->settings, &new_settings, size); 384 memcpy(&state(hdlc)->settings, &new_settings, size);
385 spin_lock_init(&state(hdlc)->lock);
370 dev->hard_start_xmit = hdlc->xmit; 386 dev->hard_start_xmit = hdlc->xmit;
371 dev->header_ops = &cisco_header_ops; 387 dev->header_ops = &cisco_header_ops;
372 dev->type = ARPHRD_CISCO; 388 dev->type = ARPHRD_CISCO;
diff --git a/drivers/net/wireless/airo.c b/drivers/net/wireless/airo.c
index 4e1c690ff45f..32019fb878d8 100644
--- a/drivers/net/wireless/airo.c
+++ b/drivers/net/wireless/airo.c
@@ -2905,7 +2905,7 @@ EXPORT_SYMBOL(init_airo_card);
2905 2905
2906static int waitbusy (struct airo_info *ai) { 2906static int waitbusy (struct airo_info *ai) {
2907 int delay = 0; 2907 int delay = 0;
2908 while ((IN4500 (ai, COMMAND) & COMMAND_BUSY) && (delay < 10000)) { 2908 while ((IN4500(ai, COMMAND) & COMMAND_BUSY) && (delay < 10000)) {
2909 udelay (10); 2909 udelay (10);
2910 if ((++delay % 20) == 0) 2910 if ((++delay % 20) == 0)
2911 OUT4500(ai, EVACK, EV_CLEARCOMMANDBUSY); 2911 OUT4500(ai, EVACK, EV_CLEARCOMMANDBUSY);
diff --git a/drivers/net/wireless/b43/b43.h b/drivers/net/wireless/b43/b43.h
index 37783cdd301a..dfa4bdd5597c 100644
--- a/drivers/net/wireless/b43/b43.h
+++ b/drivers/net/wireless/b43/b43.h
@@ -737,6 +737,7 @@ struct b43_wl {
737 struct ieee80211_tx_control beacon_txctl; 737 struct ieee80211_tx_control beacon_txctl;
738 bool beacon0_uploaded; 738 bool beacon0_uploaded;
739 bool beacon1_uploaded; 739 bool beacon1_uploaded;
740 bool beacon_templates_virgin; /* Never wrote the templates? */
740 struct work_struct beacon_update_trigger; 741 struct work_struct beacon_update_trigger;
741 742
742 /* The current QOS parameters for the 4 queues. 743 /* The current QOS parameters for the 4 queues.
diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c
index 8fdba9415c04..6c3d9ea0a9f8 100644
--- a/drivers/net/wireless/b43/main.c
+++ b/drivers/net/wireless/b43/main.c
@@ -1544,6 +1544,30 @@ static void b43_write_probe_resp_template(struct b43_wldev *dev,
1544 kfree(probe_resp_data); 1544 kfree(probe_resp_data);
1545} 1545}
1546 1546
1547static void b43_upload_beacon0(struct b43_wldev *dev)
1548{
1549 struct b43_wl *wl = dev->wl;
1550
1551 if (wl->beacon0_uploaded)
1552 return;
1553 b43_write_beacon_template(dev, 0x68, 0x18);
1554 /* FIXME: Probe resp upload doesn't really belong here,
1555 * but we don't use that feature anyway. */
1556 b43_write_probe_resp_template(dev, 0x268, 0x4A,
1557 &__b43_ratetable[3]);
1558 wl->beacon0_uploaded = 1;
1559}
1560
1561static void b43_upload_beacon1(struct b43_wldev *dev)
1562{
1563 struct b43_wl *wl = dev->wl;
1564
1565 if (wl->beacon1_uploaded)
1566 return;
1567 b43_write_beacon_template(dev, 0x468, 0x1A);
1568 wl->beacon1_uploaded = 1;
1569}
1570
1547static void handle_irq_beacon(struct b43_wldev *dev) 1571static void handle_irq_beacon(struct b43_wldev *dev)
1548{ 1572{
1549 struct b43_wl *wl = dev->wl; 1573 struct b43_wl *wl = dev->wl;
@@ -1568,24 +1592,27 @@ static void handle_irq_beacon(struct b43_wldev *dev)
1568 return; 1592 return;
1569 } 1593 }
1570 1594
1571 if (!beacon0_valid) { 1595 if (unlikely(wl->beacon_templates_virgin)) {
1572 if (!wl->beacon0_uploaded) { 1596 /* We never uploaded a beacon before.
1573 b43_write_beacon_template(dev, 0x68, 0x18); 1597 * Upload both templates now, but only mark one valid. */
1574 b43_write_probe_resp_template(dev, 0x268, 0x4A, 1598 wl->beacon_templates_virgin = 0;
1575 &__b43_ratetable[3]); 1599 b43_upload_beacon0(dev);
1576 wl->beacon0_uploaded = 1; 1600 b43_upload_beacon1(dev);
1577 }
1578 cmd = b43_read32(dev, B43_MMIO_MACCMD); 1601 cmd = b43_read32(dev, B43_MMIO_MACCMD);
1579 cmd |= B43_MACCMD_BEACON0_VALID; 1602 cmd |= B43_MACCMD_BEACON0_VALID;
1580 b43_write32(dev, B43_MMIO_MACCMD, cmd); 1603 b43_write32(dev, B43_MMIO_MACCMD, cmd);
1581 } else if (!beacon1_valid) { 1604 } else {
1582 if (!wl->beacon1_uploaded) { 1605 if (!beacon0_valid) {
1583 b43_write_beacon_template(dev, 0x468, 0x1A); 1606 b43_upload_beacon0(dev);
1584 wl->beacon1_uploaded = 1; 1607 cmd = b43_read32(dev, B43_MMIO_MACCMD);
1608 cmd |= B43_MACCMD_BEACON0_VALID;
1609 b43_write32(dev, B43_MMIO_MACCMD, cmd);
1610 } else if (!beacon1_valid) {
1611 b43_upload_beacon1(dev);
1612 cmd = b43_read32(dev, B43_MMIO_MACCMD);
1613 cmd |= B43_MACCMD_BEACON1_VALID;
1614 b43_write32(dev, B43_MMIO_MACCMD, cmd);
1585 } 1615 }
1586 cmd = b43_read32(dev, B43_MMIO_MACCMD);
1587 cmd |= B43_MACCMD_BEACON1_VALID;
1588 b43_write32(dev, B43_MMIO_MACCMD, cmd);
1589 } 1616 }
1590} 1617}
1591 1618
@@ -4073,6 +4100,9 @@ static int b43_op_start(struct ieee80211_hw *hw)
4073 wl->filter_flags = 0; 4100 wl->filter_flags = 0;
4074 wl->radiotap_enabled = 0; 4101 wl->radiotap_enabled = 0;
4075 b43_qos_clear(wl); 4102 b43_qos_clear(wl);
4103 wl->beacon0_uploaded = 0;
4104 wl->beacon1_uploaded = 0;
4105 wl->beacon_templates_virgin = 1;
4076 4106
4077 /* First register RFkill. 4107 /* First register RFkill.
4078 * LEDs that are registered later depend on it. */ 4108 * LEDs that are registered later depend on it. */
@@ -4241,7 +4271,9 @@ static void b43_chip_reset(struct work_struct *work)
4241 goto out; 4271 goto out;
4242 } 4272 }
4243 } 4273 }
4244 out: 4274out:
4275 if (err)
4276 wl->current_dev = NULL; /* Failed to init the dev. */
4245 mutex_unlock(&wl->mutex); 4277 mutex_unlock(&wl->mutex);
4246 if (err) 4278 if (err)
4247 b43err(wl, "Controller restart FAILED\n"); 4279 b43err(wl, "Controller restart FAILED\n");
@@ -4382,9 +4414,11 @@ static void b43_one_core_detach(struct ssb_device *dev)
4382 struct b43_wldev *wldev; 4414 struct b43_wldev *wldev;
4383 struct b43_wl *wl; 4415 struct b43_wl *wl;
4384 4416
4417 /* Do not cancel ieee80211-workqueue based work here.
4418 * See comment in b43_remove(). */
4419
4385 wldev = ssb_get_drvdata(dev); 4420 wldev = ssb_get_drvdata(dev);
4386 wl = wldev->wl; 4421 wl = wldev->wl;
4387 cancel_work_sync(&wldev->restart_work);
4388 b43_debugfs_remove_device(wldev); 4422 b43_debugfs_remove_device(wldev);
4389 b43_wireless_core_detach(wldev); 4423 b43_wireless_core_detach(wldev);
4390 list_del(&wldev->list); 4424 list_del(&wldev->list);
@@ -4569,6 +4603,10 @@ static void b43_remove(struct ssb_device *dev)
4569 struct b43_wl *wl = ssb_get_devtypedata(dev); 4603 struct b43_wl *wl = ssb_get_devtypedata(dev);
4570 struct b43_wldev *wldev = ssb_get_drvdata(dev); 4604 struct b43_wldev *wldev = ssb_get_drvdata(dev);
4571 4605
4606 /* We must cancel any work here before unregistering from ieee80211,
4607 * as the ieee80211 unreg will destroy the workqueue. */
4608 cancel_work_sync(&wldev->restart_work);
4609
4572 B43_WARN_ON(!wl); 4610 B43_WARN_ON(!wl);
4573 if (wl->current_dev == wldev) 4611 if (wl->current_dev == wldev)
4574 ieee80211_unregister_hw(wl->hw); 4612 ieee80211_unregister_hw(wl->hw);
diff --git a/drivers/net/wireless/b43legacy/main.c b/drivers/net/wireless/b43legacy/main.c
index 14a5eea2573e..204077c13870 100644
--- a/drivers/net/wireless/b43legacy/main.c
+++ b/drivers/net/wireless/b43legacy/main.c
@@ -3039,7 +3039,6 @@ static void b43legacy_set_pretbtt(struct b43legacy_wldev *dev)
3039/* Locking: wl->mutex */ 3039/* Locking: wl->mutex */
3040static void b43legacy_wireless_core_exit(struct b43legacy_wldev *dev) 3040static void b43legacy_wireless_core_exit(struct b43legacy_wldev *dev)
3041{ 3041{
3042 struct b43legacy_wl *wl = dev->wl;
3043 struct b43legacy_phy *phy = &dev->phy; 3042 struct b43legacy_phy *phy = &dev->phy;
3044 u32 macctl; 3043 u32 macctl;
3045 3044
@@ -3054,12 +3053,6 @@ static void b43legacy_wireless_core_exit(struct b43legacy_wldev *dev)
3054 macctl |= B43legacy_MACCTL_PSM_JMP0; 3053 macctl |= B43legacy_MACCTL_PSM_JMP0;
3055 b43legacy_write32(dev, B43legacy_MMIO_MACCTL, macctl); 3054 b43legacy_write32(dev, B43legacy_MMIO_MACCTL, macctl);
3056 3055
3057 mutex_unlock(&wl->mutex);
3058 /* Must unlock as it would otherwise deadlock. No races here.
3059 * Cancel possibly pending workqueues. */
3060 cancel_work_sync(&dev->restart_work);
3061 mutex_lock(&wl->mutex);
3062
3063 b43legacy_leds_exit(dev); 3056 b43legacy_leds_exit(dev);
3064 b43legacy_rng_exit(dev->wl); 3057 b43legacy_rng_exit(dev->wl);
3065 b43legacy_pio_free(dev); 3058 b43legacy_pio_free(dev);
@@ -3486,6 +3479,8 @@ static void b43legacy_chip_reset(struct work_struct *work)
3486 } 3479 }
3487 } 3480 }
3488out: 3481out:
3482 if (err)
3483 wl->current_dev = NULL; /* Failed to init the dev. */
3489 mutex_unlock(&wl->mutex); 3484 mutex_unlock(&wl->mutex);
3490 if (err) 3485 if (err)
3491 b43legacyerr(wl, "Controller restart FAILED\n"); 3486 b43legacyerr(wl, "Controller restart FAILED\n");
@@ -3618,9 +3613,11 @@ static void b43legacy_one_core_detach(struct ssb_device *dev)
3618 struct b43legacy_wldev *wldev; 3613 struct b43legacy_wldev *wldev;
3619 struct b43legacy_wl *wl; 3614 struct b43legacy_wl *wl;
3620 3615
3616 /* Do not cancel ieee80211-workqueue based work here.
3617 * See comment in b43legacy_remove(). */
3618
3621 wldev = ssb_get_drvdata(dev); 3619 wldev = ssb_get_drvdata(dev);
3622 wl = wldev->wl; 3620 wl = wldev->wl;
3623 cancel_work_sync(&wldev->restart_work);
3624 b43legacy_debugfs_remove_device(wldev); 3621 b43legacy_debugfs_remove_device(wldev);
3625 b43legacy_wireless_core_detach(wldev); 3622 b43legacy_wireless_core_detach(wldev);
3626 list_del(&wldev->list); 3623 list_del(&wldev->list);
@@ -3789,6 +3786,10 @@ static void b43legacy_remove(struct ssb_device *dev)
3789 struct b43legacy_wl *wl = ssb_get_devtypedata(dev); 3786 struct b43legacy_wl *wl = ssb_get_devtypedata(dev);
3790 struct b43legacy_wldev *wldev = ssb_get_drvdata(dev); 3787 struct b43legacy_wldev *wldev = ssb_get_drvdata(dev);
3791 3788
3789 /* We must cancel any work here before unregistering from ieee80211,
3790 * as the ieee80211 unreg will destroy the workqueue. */
3791 cancel_work_sync(&wldev->restart_work);
3792
3792 B43legacy_WARN_ON(!wl); 3793 B43legacy_WARN_ON(!wl);
3793 if (wl->current_dev == wldev) 3794 if (wl->current_dev == wldev)
3794 ieee80211_unregister_hw(wl->hw); 3795 ieee80211_unregister_hw(wl->hw);
diff --git a/drivers/net/wireless/hostap/hostap_main.c b/drivers/net/wireless/hostap/hostap_main.c
index 20d387f6658c..f7aec9309d04 100644
--- a/drivers/net/wireless/hostap/hostap_main.c
+++ b/drivers/net/wireless/hostap/hostap_main.c
@@ -682,7 +682,13 @@ static int prism2_close(struct net_device *dev)
682 netif_device_detach(dev); 682 netif_device_detach(dev);
683 } 683 }
684 684
685 flush_scheduled_work(); 685 cancel_work_sync(&local->reset_queue);
686 cancel_work_sync(&local->set_multicast_list_queue);
687 cancel_work_sync(&local->set_tim_queue);
688#ifndef PRISM2_NO_STATION_MODES
689 cancel_work_sync(&local->info_queue);
690#endif
691 cancel_work_sync(&local->comms_qual_update);
686 692
687 module_put(local->hw_module); 693 module_put(local->hw_module);
688 694
diff --git a/drivers/net/wireless/ipw2200.c b/drivers/net/wireless/ipw2200.c
index d74c061994ae..6e704608947c 100644
--- a/drivers/net/wireless/ipw2200.c
+++ b/drivers/net/wireless/ipw2200.c
@@ -1753,6 +1753,8 @@ static int ipw_radio_kill_sw(struct ipw_priv *priv, int disable_radio)
1753 1753
1754 if (priv->workqueue) { 1754 if (priv->workqueue) {
1755 cancel_delayed_work(&priv->request_scan); 1755 cancel_delayed_work(&priv->request_scan);
1756 cancel_delayed_work(&priv->request_direct_scan);
1757 cancel_delayed_work(&priv->request_passive_scan);
1756 cancel_delayed_work(&priv->scan_event); 1758 cancel_delayed_work(&priv->scan_event);
1757 } 1759 }
1758 queue_work(priv->workqueue, &priv->down); 1760 queue_work(priv->workqueue, &priv->down);
@@ -2005,6 +2007,8 @@ static void ipw_irq_tasklet(struct ipw_priv *priv)
2005 wake_up_interruptible(&priv->wait_command_queue); 2007 wake_up_interruptible(&priv->wait_command_queue);
2006 priv->status &= ~(STATUS_ASSOCIATED | STATUS_ASSOCIATING); 2008 priv->status &= ~(STATUS_ASSOCIATED | STATUS_ASSOCIATING);
2007 cancel_delayed_work(&priv->request_scan); 2009 cancel_delayed_work(&priv->request_scan);
2010 cancel_delayed_work(&priv->request_direct_scan);
2011 cancel_delayed_work(&priv->request_passive_scan);
2008 cancel_delayed_work(&priv->scan_event); 2012 cancel_delayed_work(&priv->scan_event);
2009 schedule_work(&priv->link_down); 2013 schedule_work(&priv->link_down);
2010 queue_delayed_work(priv->workqueue, &priv->rf_kill, 2 * HZ); 2014 queue_delayed_work(priv->workqueue, &priv->rf_kill, 2 * HZ);
@@ -4712,6 +4716,12 @@ static void ipw_rx_notification(struct ipw_priv *priv,
4712 priv->status &= ~STATUS_SCAN_FORCED; 4716 priv->status &= ~STATUS_SCAN_FORCED;
4713#endif /* CONFIG_IPW2200_MONITOR */ 4717#endif /* CONFIG_IPW2200_MONITOR */
4714 4718
4719 /* Do queued direct scans first */
4720 if (priv->status & STATUS_DIRECT_SCAN_PENDING) {
4721 queue_delayed_work(priv->workqueue,
4722 &priv->request_direct_scan, 0);
4723 }
4724
4715 if (!(priv->status & (STATUS_ASSOCIATED | 4725 if (!(priv->status & (STATUS_ASSOCIATED |
4716 STATUS_ASSOCIATING | 4726 STATUS_ASSOCIATING |
4717 STATUS_ROAMING | 4727 STATUS_ROAMING |
@@ -6267,7 +6277,7 @@ static void ipw_add_scan_channels(struct ipw_priv *priv,
6267 } 6277 }
6268} 6278}
6269 6279
6270static int ipw_request_scan_helper(struct ipw_priv *priv, int type) 6280static int ipw_request_scan_helper(struct ipw_priv *priv, int type, int direct)
6271{ 6281{
6272 struct ipw_scan_request_ext scan; 6282 struct ipw_scan_request_ext scan;
6273 int err = 0, scan_type; 6283 int err = 0, scan_type;
@@ -6278,22 +6288,31 @@ static int ipw_request_scan_helper(struct ipw_priv *priv, int type)
6278 6288
6279 mutex_lock(&priv->mutex); 6289 mutex_lock(&priv->mutex);
6280 6290
6291 if (direct && (priv->direct_scan_ssid_len == 0)) {
6292 IPW_DEBUG_HC("Direct scan requested but no SSID to scan for\n");
6293 priv->status &= ~STATUS_DIRECT_SCAN_PENDING;
6294 goto done;
6295 }
6296
6281 if (priv->status & STATUS_SCANNING) { 6297 if (priv->status & STATUS_SCANNING) {
6282 IPW_DEBUG_HC("Concurrent scan requested. Ignoring.\n"); 6298 IPW_DEBUG_HC("Concurrent scan requested. Queuing.\n");
6283 priv->status |= STATUS_SCAN_PENDING; 6299 priv->status |= direct ? STATUS_DIRECT_SCAN_PENDING :
6300 STATUS_SCAN_PENDING;
6284 goto done; 6301 goto done;
6285 } 6302 }
6286 6303
6287 if (!(priv->status & STATUS_SCAN_FORCED) && 6304 if (!(priv->status & STATUS_SCAN_FORCED) &&
6288 priv->status & STATUS_SCAN_ABORTING) { 6305 priv->status & STATUS_SCAN_ABORTING) {
6289 IPW_DEBUG_HC("Scan request while abort pending. Queuing.\n"); 6306 IPW_DEBUG_HC("Scan request while abort pending. Queuing.\n");
6290 priv->status |= STATUS_SCAN_PENDING; 6307 priv->status |= direct ? STATUS_DIRECT_SCAN_PENDING :
6308 STATUS_SCAN_PENDING;
6291 goto done; 6309 goto done;
6292 } 6310 }
6293 6311
6294 if (priv->status & STATUS_RF_KILL_MASK) { 6312 if (priv->status & STATUS_RF_KILL_MASK) {
6295 IPW_DEBUG_HC("Aborting scan due to RF Kill activation\n"); 6313 IPW_DEBUG_HC("Queuing scan due to RF Kill activation\n");
6296 priv->status |= STATUS_SCAN_PENDING; 6314 priv->status |= direct ? STATUS_DIRECT_SCAN_PENDING :
6315 STATUS_SCAN_PENDING;
6297 goto done; 6316 goto done;
6298 } 6317 }
6299 6318
@@ -6321,6 +6340,7 @@ static int ipw_request_scan_helper(struct ipw_priv *priv, int type)
6321 cpu_to_le16(20); 6340 cpu_to_le16(20);
6322 6341
6323 scan.dwell_time[IPW_SCAN_PASSIVE_FULL_DWELL_SCAN] = cpu_to_le16(120); 6342 scan.dwell_time[IPW_SCAN_PASSIVE_FULL_DWELL_SCAN] = cpu_to_le16(120);
6343 scan.dwell_time[IPW_SCAN_ACTIVE_DIRECT_SCAN] = cpu_to_le16(20);
6324 6344
6325#ifdef CONFIG_IPW2200_MONITOR 6345#ifdef CONFIG_IPW2200_MONITOR
6326 if (priv->ieee->iw_mode == IW_MODE_MONITOR) { 6346 if (priv->ieee->iw_mode == IW_MODE_MONITOR) {
@@ -6360,13 +6380,23 @@ static int ipw_request_scan_helper(struct ipw_priv *priv, int type)
6360 cpu_to_le16(2000); 6380 cpu_to_le16(2000);
6361 } else { 6381 } else {
6362#endif /* CONFIG_IPW2200_MONITOR */ 6382#endif /* CONFIG_IPW2200_MONITOR */
6363 /* If we are roaming, then make this a directed scan for the 6383 /* Honor direct scans first, otherwise if we are roaming make
6364 * current network. Otherwise, ensure that every other scan 6384 * this a direct scan for the current network. Finally,
6365 * is a fast channel hop scan */ 6385 * ensure that every other scan is a fast channel hop scan */
6366 if ((priv->status & STATUS_ROAMING) 6386 if (direct) {
6367 || (!(priv->status & STATUS_ASSOCIATED) 6387 err = ipw_send_ssid(priv, priv->direct_scan_ssid,
6368 && (priv->config & CFG_STATIC_ESSID) 6388 priv->direct_scan_ssid_len);
6369 && (le32_to_cpu(scan.full_scan_index) % 2))) { 6389 if (err) {
6390 IPW_DEBUG_HC("Attempt to send SSID command "
6391 "failed\n");
6392 goto done;
6393 }
6394
6395 scan_type = IPW_SCAN_ACTIVE_BROADCAST_AND_DIRECT_SCAN;
6396 } else if ((priv->status & STATUS_ROAMING)
6397 || (!(priv->status & STATUS_ASSOCIATED)
6398 && (priv->config & CFG_STATIC_ESSID)
6399 && (le32_to_cpu(scan.full_scan_index) % 2))) {
6370 err = ipw_send_ssid(priv, priv->essid, priv->essid_len); 6400 err = ipw_send_ssid(priv, priv->essid, priv->essid_len);
6371 if (err) { 6401 if (err) {
6372 IPW_DEBUG_HC("Attempt to send SSID command " 6402 IPW_DEBUG_HC("Attempt to send SSID command "
@@ -6391,7 +6421,12 @@ send_request:
6391 } 6421 }
6392 6422
6393 priv->status |= STATUS_SCANNING; 6423 priv->status |= STATUS_SCANNING;
6394 priv->status &= ~STATUS_SCAN_PENDING; 6424 if (direct) {
6425 priv->status &= ~STATUS_DIRECT_SCAN_PENDING;
6426 priv->direct_scan_ssid_len = 0;
6427 } else
6428 priv->status &= ~STATUS_SCAN_PENDING;
6429
6395 queue_delayed_work(priv->workqueue, &priv->scan_check, 6430 queue_delayed_work(priv->workqueue, &priv->scan_check,
6396 IPW_SCAN_CHECK_WATCHDOG); 6431 IPW_SCAN_CHECK_WATCHDOG);
6397done: 6432done:
@@ -6402,15 +6437,22 @@ done:
6402static void ipw_request_passive_scan(struct work_struct *work) 6437static void ipw_request_passive_scan(struct work_struct *work)
6403{ 6438{
6404 struct ipw_priv *priv = 6439 struct ipw_priv *priv =
6405 container_of(work, struct ipw_priv, request_passive_scan); 6440 container_of(work, struct ipw_priv, request_passive_scan.work);
6406 ipw_request_scan_helper(priv, IW_SCAN_TYPE_PASSIVE); 6441 ipw_request_scan_helper(priv, IW_SCAN_TYPE_PASSIVE, 0);
6407} 6442}
6408 6443
6409static void ipw_request_scan(struct work_struct *work) 6444static void ipw_request_scan(struct work_struct *work)
6410{ 6445{
6411 struct ipw_priv *priv = 6446 struct ipw_priv *priv =
6412 container_of(work, struct ipw_priv, request_scan.work); 6447 container_of(work, struct ipw_priv, request_scan.work);
6413 ipw_request_scan_helper(priv, IW_SCAN_TYPE_ACTIVE); 6448 ipw_request_scan_helper(priv, IW_SCAN_TYPE_ACTIVE, 0);
6449}
6450
6451static void ipw_request_direct_scan(struct work_struct *work)
6452{
6453 struct ipw_priv *priv =
6454 container_of(work, struct ipw_priv, request_direct_scan.work);
6455 ipw_request_scan_helper(priv, IW_SCAN_TYPE_ACTIVE, 1);
6414} 6456}
6415 6457
6416static void ipw_bg_abort_scan(struct work_struct *work) 6458static void ipw_bg_abort_scan(struct work_struct *work)
@@ -7558,8 +7600,31 @@ static int ipw_associate(void *data)
7558 priv->ieee->iw_mode == IW_MODE_ADHOC && 7600 priv->ieee->iw_mode == IW_MODE_ADHOC &&
7559 priv->config & CFG_ADHOC_CREATE && 7601 priv->config & CFG_ADHOC_CREATE &&
7560 priv->config & CFG_STATIC_ESSID && 7602 priv->config & CFG_STATIC_ESSID &&
7561 priv->config & CFG_STATIC_CHANNEL && 7603 priv->config & CFG_STATIC_CHANNEL) {
7562 !list_empty(&priv->ieee->network_free_list)) { 7604 /* Use oldest network if the free list is empty */
7605 if (list_empty(&priv->ieee->network_free_list)) {
7606 struct ieee80211_network *oldest = NULL;
7607 struct ieee80211_network *target;
7608 DECLARE_MAC_BUF(mac);
7609
7610 list_for_each_entry(target, &priv->ieee->network_list, list) {
7611 if ((oldest == NULL) ||
7612 (target->last_scanned < oldest->last_scanned))
7613 oldest = target;
7614 }
7615
7616 /* If there are no more slots, expire the oldest */
7617 list_del(&oldest->list);
7618 target = oldest;
7619 IPW_DEBUG_ASSOC("Expired '%s' (%s) from "
7620 "network list.\n",
7621 escape_essid(target->ssid,
7622 target->ssid_len),
7623 print_mac(mac, target->bssid));
7624 list_add_tail(&target->list,
7625 &priv->ieee->network_free_list);
7626 }
7627
7563 element = priv->ieee->network_free_list.next; 7628 element = priv->ieee->network_free_list.next;
7564 network = list_entry(element, struct ieee80211_network, list); 7629 network = list_entry(element, struct ieee80211_network, list);
7565 ipw_adhoc_create(priv, network); 7630 ipw_adhoc_create(priv, network);
@@ -9454,99 +9519,38 @@ static int ipw_wx_get_retry(struct net_device *dev,
9454 return 0; 9519 return 0;
9455} 9520}
9456 9521
9457static int ipw_request_direct_scan(struct ipw_priv *priv, char *essid,
9458 int essid_len)
9459{
9460 struct ipw_scan_request_ext scan;
9461 int err = 0, scan_type;
9462
9463 if (!(priv->status & STATUS_INIT) ||
9464 (priv->status & STATUS_EXIT_PENDING))
9465 return 0;
9466
9467 mutex_lock(&priv->mutex);
9468
9469 if (priv->status & STATUS_RF_KILL_MASK) {
9470 IPW_DEBUG_HC("Aborting scan due to RF kill activation\n");
9471 priv->status |= STATUS_SCAN_PENDING;
9472 goto done;
9473 }
9474
9475 IPW_DEBUG_HC("starting request direct scan!\n");
9476
9477 if (priv->status & (STATUS_SCANNING | STATUS_SCAN_ABORTING)) {
9478 /* We should not sleep here; otherwise we will block most
9479 * of the system (for instance, we hold rtnl_lock when we
9480 * get here).
9481 */
9482 err = -EAGAIN;
9483 goto done;
9484 }
9485 memset(&scan, 0, sizeof(scan));
9486
9487 if (priv->config & CFG_SPEED_SCAN)
9488 scan.dwell_time[IPW_SCAN_ACTIVE_BROADCAST_SCAN] =
9489 cpu_to_le16(30);
9490 else
9491 scan.dwell_time[IPW_SCAN_ACTIVE_BROADCAST_SCAN] =
9492 cpu_to_le16(20);
9493
9494 scan.dwell_time[IPW_SCAN_ACTIVE_BROADCAST_AND_DIRECT_SCAN] =
9495 cpu_to_le16(20);
9496 scan.dwell_time[IPW_SCAN_PASSIVE_FULL_DWELL_SCAN] = cpu_to_le16(120);
9497 scan.dwell_time[IPW_SCAN_ACTIVE_DIRECT_SCAN] = cpu_to_le16(20);
9498
9499 scan.full_scan_index = cpu_to_le32(ieee80211_get_scans(priv->ieee));
9500
9501 err = ipw_send_ssid(priv, essid, essid_len);
9502 if (err) {
9503 IPW_DEBUG_HC("Attempt to send SSID command failed\n");
9504 goto done;
9505 }
9506 scan_type = IPW_SCAN_ACTIVE_BROADCAST_AND_DIRECT_SCAN;
9507
9508 ipw_add_scan_channels(priv, &scan, scan_type);
9509
9510 err = ipw_send_scan_request_ext(priv, &scan);
9511 if (err) {
9512 IPW_DEBUG_HC("Sending scan command failed: %08X\n", err);
9513 goto done;
9514 }
9515
9516 priv->status |= STATUS_SCANNING;
9517
9518 done:
9519 mutex_unlock(&priv->mutex);
9520 return err;
9521}
9522
9523static int ipw_wx_set_scan(struct net_device *dev, 9522static int ipw_wx_set_scan(struct net_device *dev,
9524 struct iw_request_info *info, 9523 struct iw_request_info *info,
9525 union iwreq_data *wrqu, char *extra) 9524 union iwreq_data *wrqu, char *extra)
9526{ 9525{
9527 struct ipw_priv *priv = ieee80211_priv(dev); 9526 struct ipw_priv *priv = ieee80211_priv(dev);
9528 struct iw_scan_req *req = (struct iw_scan_req *)extra; 9527 struct iw_scan_req *req = (struct iw_scan_req *)extra;
9528 struct delayed_work *work = NULL;
9529 9529
9530 mutex_lock(&priv->mutex); 9530 mutex_lock(&priv->mutex);
9531
9531 priv->user_requested_scan = 1; 9532 priv->user_requested_scan = 1;
9532 mutex_unlock(&priv->mutex);
9533 9533
9534 if (wrqu->data.length == sizeof(struct iw_scan_req)) { 9534 if (wrqu->data.length == sizeof(struct iw_scan_req)) {
9535 if (wrqu->data.flags & IW_SCAN_THIS_ESSID) { 9535 if (wrqu->data.flags & IW_SCAN_THIS_ESSID) {
9536 ipw_request_direct_scan(priv, req->essid, 9536 int len = min((int)req->essid_len,
9537 req->essid_len); 9537 (int)sizeof(priv->direct_scan_ssid));
9538 return 0; 9538 memcpy(priv->direct_scan_ssid, req->essid, len);
9539 } 9539 priv->direct_scan_ssid_len = len;
9540 if (req->scan_type == IW_SCAN_TYPE_PASSIVE) { 9540 work = &priv->request_direct_scan;
9541 queue_work(priv->workqueue, 9541 } else if (req->scan_type == IW_SCAN_TYPE_PASSIVE) {
9542 &priv->request_passive_scan); 9542 work = &priv->request_passive_scan;
9543 return 0;
9544 } 9543 }
9544 } else {
9545 /* Normal active broadcast scan */
9546 work = &priv->request_scan;
9545 } 9547 }
9546 9548
9549 mutex_unlock(&priv->mutex);
9550
9547 IPW_DEBUG_WX("Start scan\n"); 9551 IPW_DEBUG_WX("Start scan\n");
9548 9552
9549 queue_delayed_work(priv->workqueue, &priv->request_scan, 0); 9553 queue_delayed_work(priv->workqueue, work, 0);
9550 9554
9551 return 0; 9555 return 0;
9552} 9556}
@@ -10708,6 +10712,8 @@ static void ipw_link_up(struct ipw_priv *priv)
10708 } 10712 }
10709 10713
10710 cancel_delayed_work(&priv->request_scan); 10714 cancel_delayed_work(&priv->request_scan);
10715 cancel_delayed_work(&priv->request_direct_scan);
10716 cancel_delayed_work(&priv->request_passive_scan);
10711 cancel_delayed_work(&priv->scan_event); 10717 cancel_delayed_work(&priv->scan_event);
10712 ipw_reset_stats(priv); 10718 ipw_reset_stats(priv);
10713 /* Ensure the rate is updated immediately */ 10719 /* Ensure the rate is updated immediately */
@@ -10738,6 +10744,8 @@ static void ipw_link_down(struct ipw_priv *priv)
10738 10744
10739 /* Cancel any queued work ... */ 10745 /* Cancel any queued work ... */
10740 cancel_delayed_work(&priv->request_scan); 10746 cancel_delayed_work(&priv->request_scan);
10747 cancel_delayed_work(&priv->request_direct_scan);
10748 cancel_delayed_work(&priv->request_passive_scan);
10741 cancel_delayed_work(&priv->adhoc_check); 10749 cancel_delayed_work(&priv->adhoc_check);
10742 cancel_delayed_work(&priv->gather_stats); 10750 cancel_delayed_work(&priv->gather_stats);
10743 10751
@@ -10777,8 +10785,9 @@ static int __devinit ipw_setup_deferred_work(struct ipw_priv *priv)
10777 INIT_WORK(&priv->up, ipw_bg_up); 10785 INIT_WORK(&priv->up, ipw_bg_up);
10778 INIT_WORK(&priv->down, ipw_bg_down); 10786 INIT_WORK(&priv->down, ipw_bg_down);
10779 INIT_DELAYED_WORK(&priv->request_scan, ipw_request_scan); 10787 INIT_DELAYED_WORK(&priv->request_scan, ipw_request_scan);
10788 INIT_DELAYED_WORK(&priv->request_direct_scan, ipw_request_direct_scan);
10789 INIT_DELAYED_WORK(&priv->request_passive_scan, ipw_request_passive_scan);
10780 INIT_DELAYED_WORK(&priv->scan_event, ipw_scan_event); 10790 INIT_DELAYED_WORK(&priv->scan_event, ipw_scan_event);
10781 INIT_WORK(&priv->request_passive_scan, ipw_request_passive_scan);
10782 INIT_DELAYED_WORK(&priv->gather_stats, ipw_bg_gather_stats); 10791 INIT_DELAYED_WORK(&priv->gather_stats, ipw_bg_gather_stats);
10783 INIT_WORK(&priv->abort_scan, ipw_bg_abort_scan); 10792 INIT_WORK(&priv->abort_scan, ipw_bg_abort_scan);
10784 INIT_WORK(&priv->roam, ipw_bg_roam); 10793 INIT_WORK(&priv->roam, ipw_bg_roam);
@@ -11812,6 +11821,8 @@ static void __devexit ipw_pci_remove(struct pci_dev *pdev)
11812 cancel_delayed_work(&priv->adhoc_check); 11821 cancel_delayed_work(&priv->adhoc_check);
11813 cancel_delayed_work(&priv->gather_stats); 11822 cancel_delayed_work(&priv->gather_stats);
11814 cancel_delayed_work(&priv->request_scan); 11823 cancel_delayed_work(&priv->request_scan);
11824 cancel_delayed_work(&priv->request_direct_scan);
11825 cancel_delayed_work(&priv->request_passive_scan);
11815 cancel_delayed_work(&priv->scan_event); 11826 cancel_delayed_work(&priv->scan_event);
11816 cancel_delayed_work(&priv->rf_kill); 11827 cancel_delayed_work(&priv->rf_kill);
11817 cancel_delayed_work(&priv->scan_check); 11828 cancel_delayed_work(&priv->scan_check);
diff --git a/drivers/net/wireless/ipw2200.h b/drivers/net/wireless/ipw2200.h
index cd3295b66dd6..d4ab28b73b32 100644
--- a/drivers/net/wireless/ipw2200.h
+++ b/drivers/net/wireless/ipw2200.h
@@ -1037,6 +1037,7 @@ struct ipw_cmd { /* XXX */
1037#define STATUS_DISASSOC_PENDING (1<<12) 1037#define STATUS_DISASSOC_PENDING (1<<12)
1038#define STATUS_STATE_PENDING (1<<13) 1038#define STATUS_STATE_PENDING (1<<13)
1039 1039
1040#define STATUS_DIRECT_SCAN_PENDING (1<<19)
1040#define STATUS_SCAN_PENDING (1<<20) 1041#define STATUS_SCAN_PENDING (1<<20)
1041#define STATUS_SCANNING (1<<21) 1042#define STATUS_SCANNING (1<<21)
1042#define STATUS_SCAN_ABORTING (1<<22) 1043#define STATUS_SCAN_ABORTING (1<<22)
@@ -1292,6 +1293,8 @@ struct ipw_priv {
1292 struct iw_public_data wireless_data; 1293 struct iw_public_data wireless_data;
1293 1294
1294 int user_requested_scan; 1295 int user_requested_scan;
1296 u8 direct_scan_ssid[IW_ESSID_MAX_SIZE];
1297 u8 direct_scan_ssid_len;
1295 1298
1296 struct workqueue_struct *workqueue; 1299 struct workqueue_struct *workqueue;
1297 1300
@@ -1301,8 +1304,9 @@ struct ipw_priv {
1301 struct work_struct system_config; 1304 struct work_struct system_config;
1302 struct work_struct rx_replenish; 1305 struct work_struct rx_replenish;
1303 struct delayed_work request_scan; 1306 struct delayed_work request_scan;
1307 struct delayed_work request_direct_scan;
1308 struct delayed_work request_passive_scan;
1304 struct delayed_work scan_event; 1309 struct delayed_work scan_event;
1305 struct work_struct request_passive_scan;
1306 struct work_struct adapter_restart; 1310 struct work_struct adapter_restart;
1307 struct delayed_work rf_kill; 1311 struct delayed_work rf_kill;
1308 struct work_struct up; 1312 struct work_struct up;
diff --git a/drivers/net/wireless/iwlwifi/iwl-3945-led.c b/drivers/net/wireless/iwlwifi/iwl-3945-led.c
index d200d08fb086..8b1528e52d43 100644
--- a/drivers/net/wireless/iwlwifi/iwl-3945-led.c
+++ b/drivers/net/wireless/iwlwifi/iwl-3945-led.c
@@ -229,14 +229,15 @@ static int iwl3945_led_register_led(struct iwl3945_priv *priv,
229 led->led_dev.brightness_set = iwl3945_led_brightness_set; 229 led->led_dev.brightness_set = iwl3945_led_brightness_set;
230 led->led_dev.default_trigger = trigger; 230 led->led_dev.default_trigger = trigger;
231 231
232 led->priv = priv;
233 led->type = type;
234
232 ret = led_classdev_register(device, &led->led_dev); 235 ret = led_classdev_register(device, &led->led_dev);
233 if (ret) { 236 if (ret) {
234 IWL_ERROR("Error: failed to register led handler.\n"); 237 IWL_ERROR("Error: failed to register led handler.\n");
235 return ret; 238 return ret;
236 } 239 }
237 240
238 led->priv = priv;
239 led->type = type;
240 led->registered = 1; 241 led->registered = 1;
241 242
242 if (set_led && led->led_on) 243 if (set_led && led->led_on)
diff --git a/drivers/net/wireless/iwlwifi/iwl-4965-rs.c b/drivers/net/wireless/iwlwifi/iwl-4965-rs.c
index c9847b1a67f7..3a7f0cb710ec 100644
--- a/drivers/net/wireless/iwlwifi/iwl-4965-rs.c
+++ b/drivers/net/wireless/iwlwifi/iwl-4965-rs.c
@@ -1162,7 +1162,6 @@ static s32 rs_get_best_rate(struct iwl_priv *priv,
1162 1162
1163 /* Higher rate not available, use the original */ 1163 /* Higher rate not available, use the original */
1164 } else { 1164 } else {
1165 new_rate = rate;
1166 break; 1165 break;
1167 } 1166 }
1168 } 1167 }
@@ -2009,7 +2008,7 @@ static void rs_rate_scale_perform(struct iwl_priv *priv,
2009 * 2) Not just finishing up a search 2008 * 2) Not just finishing up a search
2010 * 3) Allowing a new search 2009 * 3) Allowing a new search
2011 */ 2010 */
2012 if (!update_lq && !done_search && !lq_sta->stay_in_tbl) { 2011 if (!update_lq && !done_search && !lq_sta->stay_in_tbl && window->counter) {
2013 /* Save current throughput to compare with "search" throughput*/ 2012 /* Save current throughput to compare with "search" throughput*/
2014 lq_sta->last_tpt = current_tpt; 2013 lq_sta->last_tpt = current_tpt;
2015 2014
diff --git a/drivers/net/wireless/libertas/cmd.c b/drivers/net/wireless/libertas/cmd.c
index 6328b9593877..8124fd9b1353 100644
--- a/drivers/net/wireless/libertas/cmd.c
+++ b/drivers/net/wireless/libertas/cmd.c
@@ -1842,6 +1842,9 @@ static void lbs_send_confirmsleep(struct lbs_private *priv)
1842 1842
1843 spin_lock_irqsave(&priv->driver_lock, flags); 1843 spin_lock_irqsave(&priv->driver_lock, flags);
1844 1844
1845 /* We don't get a response on the sleep-confirmation */
1846 priv->dnld_sent = DNLD_RES_RECEIVED;
1847
1845 /* If nothing to do, go back to sleep (?) */ 1848 /* If nothing to do, go back to sleep (?) */
1846 if (!__kfifo_len(priv->event_fifo) && !priv->resp_len[priv->resp_idx]) 1849 if (!__kfifo_len(priv->event_fifo) && !priv->resp_len[priv->resp_idx])
1847 priv->psstate = PS_STATE_SLEEP; 1850 priv->psstate = PS_STATE_SLEEP;
@@ -1904,12 +1907,12 @@ void lbs_ps_confirm_sleep(struct lbs_private *priv)
1904 1907
1905 lbs_deb_enter(LBS_DEB_HOST); 1908 lbs_deb_enter(LBS_DEB_HOST);
1906 1909
1910 spin_lock_irqsave(&priv->driver_lock, flags);
1907 if (priv->dnld_sent) { 1911 if (priv->dnld_sent) {
1908 allowed = 0; 1912 allowed = 0;
1909 lbs_deb_host("dnld_sent was set\n"); 1913 lbs_deb_host("dnld_sent was set\n");
1910 } 1914 }
1911 1915
1912 spin_lock_irqsave(&priv->driver_lock, flags);
1913 /* In-progress command? */ 1916 /* In-progress command? */
1914 if (priv->cur_cmd) { 1917 if (priv->cur_cmd) {
1915 allowed = 0; 1918 allowed = 0;
diff --git a/drivers/net/wireless/libertas/debugfs.c b/drivers/net/wireless/libertas/debugfs.c
index ad2fabca9116..0aa0ce3b2c42 100644
--- a/drivers/net/wireless/libertas/debugfs.c
+++ b/drivers/net/wireless/libertas/debugfs.c
@@ -312,8 +312,8 @@ static ssize_t lbs_threshold_write(uint16_t tlv_type, uint16_t event_mask,
312 if (tlv_type != TLV_TYPE_BCNMISS) 312 if (tlv_type != TLV_TYPE_BCNMISS)
313 tlv->freq = freq; 313 tlv->freq = freq;
314 314
315 /* The command header, the event mask, and the one TLV */ 315 /* The command header, the action, the event mask, and one TLV */
316 events->hdr.size = cpu_to_le16(sizeof(events->hdr) + 2 + sizeof(*tlv)); 316 events->hdr.size = cpu_to_le16(sizeof(events->hdr) + 4 + sizeof(*tlv));
317 317
318 ret = lbs_cmd_with_response(priv, CMD_802_11_SUBSCRIBE_EVENT, events); 318 ret = lbs_cmd_with_response(priv, CMD_802_11_SUBSCRIBE_EVENT, events);
319 319
diff --git a/drivers/net/wireless/libertas/main.c b/drivers/net/wireless/libertas/main.c
index e1f066068590..acfc4bfcc262 100644
--- a/drivers/net/wireless/libertas/main.c
+++ b/drivers/net/wireless/libertas/main.c
@@ -732,8 +732,8 @@ static int lbs_thread(void *data)
732 lbs_deb_thread("4: currenttxskb %p, dnld_sent %d\n", 732 lbs_deb_thread("4: currenttxskb %p, dnld_sent %d\n",
733 priv->currenttxskb, priv->dnld_sent); 733 priv->currenttxskb, priv->dnld_sent);
734 734
735 spin_lock_irq(&priv->driver_lock);
736 /* Process any pending command response */ 735 /* Process any pending command response */
736 spin_lock_irq(&priv->driver_lock);
737 resp_idx = priv->resp_idx; 737 resp_idx = priv->resp_idx;
738 if (priv->resp_len[resp_idx]) { 738 if (priv->resp_len[resp_idx]) {
739 spin_unlock_irq(&priv->driver_lock); 739 spin_unlock_irq(&priv->driver_lock);
diff --git a/drivers/net/wireless/p54/p54usb.c b/drivers/net/wireless/p54/p54usb.c
index 98ddbb3b3273..1610a7308c1d 100644
--- a/drivers/net/wireless/p54/p54usb.c
+++ b/drivers/net/wireless/p54/p54usb.c
@@ -49,6 +49,7 @@ static struct usb_device_id p54u_table[] __devinitdata = {
49 {USB_DEVICE(0x5041, 0x2235)}, /* Linksys WUSB54G Portable */ 49 {USB_DEVICE(0x5041, 0x2235)}, /* Linksys WUSB54G Portable */
50 50
51 /* Version 2 devices (3887) */ 51 /* Version 2 devices (3887) */
52 {USB_DEVICE(0x0471, 0x1230)}, /* Philips CPWUA054/00 */
52 {USB_DEVICE(0x050d, 0x7050)}, /* Belkin F5D7050 ver 1000 */ 53 {USB_DEVICE(0x050d, 0x7050)}, /* Belkin F5D7050 ver 1000 */
53 {USB_DEVICE(0x0572, 0x2000)}, /* Cohiba Proto board */ 54 {USB_DEVICE(0x0572, 0x2000)}, /* Cohiba Proto board */
54 {USB_DEVICE(0x0572, 0x2002)}, /* Cohiba Proto board */ 55 {USB_DEVICE(0x0572, 0x2002)}, /* Cohiba Proto board */
diff --git a/drivers/net/wireless/rndis_wlan.c b/drivers/net/wireless/rndis_wlan.c
index d0b1fb15c709..18c9931e3267 100644
--- a/drivers/net/wireless/rndis_wlan.c
+++ b/drivers/net/wireless/rndis_wlan.c
@@ -116,6 +116,7 @@ MODULE_PARM_DESC(workaround_interval,
116#define OID_802_11_ENCRYPTION_STATUS ccpu2(0x0d01011b) 116#define OID_802_11_ENCRYPTION_STATUS ccpu2(0x0d01011b)
117#define OID_802_11_ADD_KEY ccpu2(0x0d01011d) 117#define OID_802_11_ADD_KEY ccpu2(0x0d01011d)
118#define OID_802_11_REMOVE_KEY ccpu2(0x0d01011e) 118#define OID_802_11_REMOVE_KEY ccpu2(0x0d01011e)
119#define OID_802_11_ASSOCIATION_INFORMATION ccpu2(0x0d01011f)
119#define OID_802_11_PMKID ccpu2(0x0d010123) 120#define OID_802_11_PMKID ccpu2(0x0d010123)
120#define OID_802_11_NETWORK_TYPES_SUPPORTED ccpu2(0x0d010203) 121#define OID_802_11_NETWORK_TYPES_SUPPORTED ccpu2(0x0d010203)
121#define OID_802_11_NETWORK_TYPE_IN_USE ccpu2(0x0d010204) 122#define OID_802_11_NETWORK_TYPE_IN_USE ccpu2(0x0d010204)
@@ -271,6 +272,26 @@ struct ndis_config_param {
271 __le32 value_length; 272 __le32 value_length;
272} __attribute__((packed)); 273} __attribute__((packed));
273 274
275struct ndis_80211_assoc_info {
276 __le32 length;
277 __le16 req_ies;
278 struct req_ie {
279 __le16 capa;
280 __le16 listen_interval;
281 u8 cur_ap_address[6];
282 } req_ie;
283 __le32 req_ie_length;
284 __le32 offset_req_ies;
285 __le16 resp_ies;
286 struct resp_ie {
287 __le16 capa;
288 __le16 status_code;
289 __le16 assoc_id;
290 } resp_ie;
291 __le32 resp_ie_length;
292 __le32 offset_resp_ies;
293} __attribute__((packed));
294
274/* these have to match what is in wpa_supplicant */ 295/* these have to match what is in wpa_supplicant */
275enum wpa_alg { WPA_ALG_NONE, WPA_ALG_WEP, WPA_ALG_TKIP, WPA_ALG_CCMP }; 296enum wpa_alg { WPA_ALG_NONE, WPA_ALG_WEP, WPA_ALG_TKIP, WPA_ALG_CCMP };
276enum wpa_cipher { CIPHER_NONE, CIPHER_WEP40, CIPHER_TKIP, CIPHER_CCMP, 297enum wpa_cipher { CIPHER_NONE, CIPHER_WEP40, CIPHER_TKIP, CIPHER_CCMP,
@@ -674,6 +695,12 @@ static int get_bssid(struct usbnet *usbdev, u8 bssid[ETH_ALEN])
674 return ret; 695 return ret;
675} 696}
676 697
698static int get_association_info(struct usbnet *usbdev,
699 struct ndis_80211_assoc_info *info, int len)
700{
701 return rndis_query_oid(usbdev, OID_802_11_ASSOCIATION_INFORMATION,
702 info, &len);
703}
677 704
678static int is_associated(struct usbnet *usbdev) 705static int is_associated(struct usbnet *usbdev)
679{ 706{
@@ -2182,11 +2209,40 @@ static void rndis_wext_worker(struct work_struct *work)
2182 struct usbnet *usbdev = priv->usbdev; 2209 struct usbnet *usbdev = priv->usbdev;
2183 union iwreq_data evt; 2210 union iwreq_data evt;
2184 unsigned char bssid[ETH_ALEN]; 2211 unsigned char bssid[ETH_ALEN];
2185 int ret; 2212 struct ndis_80211_assoc_info *info;
2213 int assoc_size = sizeof(*info) + IW_CUSTOM_MAX + 32;
2214 int ret, offset;
2186 2215
2187 if (test_and_clear_bit(WORK_CONNECTION_EVENT, &priv->work_pending)) { 2216 if (test_and_clear_bit(WORK_CONNECTION_EVENT, &priv->work_pending)) {
2188 ret = get_bssid(usbdev, bssid); 2217 info = kzalloc(assoc_size, GFP_KERNEL);
2218 if (!info)
2219 goto get_bssid;
2220
2221 /* Get association info IEs from device and send them back to
2222 * userspace. */
2223 ret = get_association_info(usbdev, info, assoc_size);
2224 if (!ret) {
2225 evt.data.length = le32_to_cpu(info->req_ie_length);
2226 if (evt.data.length > 0) {
2227 offset = le32_to_cpu(info->offset_req_ies);
2228 wireless_send_event(usbdev->net,
2229 IWEVASSOCREQIE, &evt,
2230 (char *)info + offset);
2231 }
2232
2233 evt.data.length = le32_to_cpu(info->resp_ie_length);
2234 if (evt.data.length > 0) {
2235 offset = le32_to_cpu(info->offset_resp_ies);
2236 wireless_send_event(usbdev->net,
2237 IWEVASSOCRESPIE, &evt,
2238 (char *)info + offset);
2239 }
2240 }
2241
2242 kfree(info);
2189 2243
2244get_bssid:
2245 ret = get_bssid(usbdev, bssid);
2190 if (!ret) { 2246 if (!ret) {
2191 evt.data.flags = 0; 2247 evt.data.flags = 0;
2192 evt.data.length = 0; 2248 evt.data.length = 0;
@@ -2414,6 +2470,11 @@ static int bcm4320_early_init(struct usbnet *dev)
2414 else if (priv->param_power_save > 2) 2470 else if (priv->param_power_save > 2)
2415 priv->param_power_save = 2; 2471 priv->param_power_save = 2;
2416 2472
2473 if (priv->param_power_output < 0)
2474 priv->param_power_output = 0;
2475 else if (priv->param_power_output > 3)
2476 priv->param_power_output = 3;
2477
2417 if (priv->param_roamtrigger < -80) 2478 if (priv->param_roamtrigger < -80)
2418 priv->param_roamtrigger = -80; 2479 priv->param_roamtrigger = -80;
2419 else if (priv->param_roamtrigger > -60) 2480 else if (priv->param_roamtrigger > -60)
diff --git a/drivers/net/wireless/rt2x00/rt2x00.h b/drivers/net/wireless/rt2x00/rt2x00.h
index 57bdc153952f..611d98320593 100644
--- a/drivers/net/wireless/rt2x00/rt2x00.h
+++ b/drivers/net/wireless/rt2x00/rt2x00.h
@@ -328,6 +328,11 @@ static inline int rt2x00_get_link_ant_rssi(struct link *link)
328 return DEFAULT_RSSI; 328 return DEFAULT_RSSI;
329} 329}
330 330
331static inline void rt2x00_reset_link_ant_rssi(struct link *link)
332{
333 link->ant.rssi_ant = 0;
334}
335
331static inline int rt2x00_get_link_ant_rssi_history(struct link *link, 336static inline int rt2x00_get_link_ant_rssi_history(struct link *link,
332 enum antenna ant) 337 enum antenna ant)
333{ 338{
diff --git a/drivers/net/wireless/rt2x00/rt2x00config.c b/drivers/net/wireless/rt2x00/rt2x00config.c
index a9930a03f450..48608e8cc8b4 100644
--- a/drivers/net/wireless/rt2x00/rt2x00config.c
+++ b/drivers/net/wireless/rt2x00/rt2x00config.c
@@ -129,6 +129,7 @@ void rt2x00lib_config_antenna(struct rt2x00_dev *rt2x00dev,
129 */ 129 */
130 rt2x00dev->ops->lib->config(rt2x00dev, &libconf, CONFIG_UPDATE_ANTENNA); 130 rt2x00dev->ops->lib->config(rt2x00dev, &libconf, CONFIG_UPDATE_ANTENNA);
131 rt2x00lib_reset_link_tuner(rt2x00dev); 131 rt2x00lib_reset_link_tuner(rt2x00dev);
132 rt2x00_reset_link_ant_rssi(&rt2x00dev->link);
132 133
133 rt2x00dev->link.ant.active.rx = libconf.ant.rx; 134 rt2x00dev->link.ant.active.rx = libconf.ant.rx;
134 rt2x00dev->link.ant.active.tx = libconf.ant.tx; 135 rt2x00dev->link.ant.active.tx = libconf.ant.tx;
diff --git a/drivers/net/wireless/rt2x00/rt2x00dev.c b/drivers/net/wireless/rt2x00/rt2x00dev.c
index b22c02737185..2673d568bcac 100644
--- a/drivers/net/wireless/rt2x00/rt2x00dev.c
+++ b/drivers/net/wireless/rt2x00/rt2x00dev.c
@@ -483,9 +483,9 @@ void rt2x00lib_beacondone(struct rt2x00_dev *rt2x00dev)
483 if (!test_bit(DEVICE_ENABLED_RADIO, &rt2x00dev->flags)) 483 if (!test_bit(DEVICE_ENABLED_RADIO, &rt2x00dev->flags))
484 return; 484 return;
485 485
486 ieee80211_iterate_active_interfaces(rt2x00dev->hw, 486 ieee80211_iterate_active_interfaces_atomic(rt2x00dev->hw,
487 rt2x00lib_beacondone_iter, 487 rt2x00lib_beacondone_iter,
488 rt2x00dev); 488 rt2x00dev);
489 489
490 queue_work(rt2x00dev->hw->workqueue, &rt2x00dev->intf_work); 490 queue_work(rt2x00dev->hw->workqueue, &rt2x00dev->intf_work);
491} 491}
@@ -507,7 +507,7 @@ void rt2x00lib_txdone(struct queue_entry *entry,
507 * Update TX statistics. 507 * Update TX statistics.
508 */ 508 */
509 rt2x00dev->link.qual.tx_success += success; 509 rt2x00dev->link.qual.tx_success += success;
510 rt2x00dev->link.qual.tx_failed += txdesc->retry + fail; 510 rt2x00dev->link.qual.tx_failed += fail;
511 511
512 /* 512 /*
513 * Initialize TX status 513 * Initialize TX status
diff --git a/drivers/net/wireless/rt2x00/rt2x00mac.c b/drivers/net/wireless/rt2x00/rt2x00mac.c
index c206b5092070..87e280a21971 100644
--- a/drivers/net/wireless/rt2x00/rt2x00mac.c
+++ b/drivers/net/wireless/rt2x00/rt2x00mac.c
@@ -93,6 +93,7 @@ int rt2x00mac_tx(struct ieee80211_hw *hw, struct sk_buff *skb,
93 */ 93 */
94 if (!test_bit(DEVICE_PRESENT, &rt2x00dev->flags)) { 94 if (!test_bit(DEVICE_PRESENT, &rt2x00dev->flags)) {
95 ieee80211_stop_queues(hw); 95 ieee80211_stop_queues(hw);
96 dev_kfree_skb_any(skb);
96 return NETDEV_TX_OK; 97 return NETDEV_TX_OK;
97 } 98 }
98 99
diff --git a/drivers/net/wireless/rtl8180_grf5101.c b/drivers/net/wireless/rtl8180_grf5101.c
index 5d47935dbac3..947ee55f18b2 100644
--- a/drivers/net/wireless/rtl8180_grf5101.c
+++ b/drivers/net/wireless/rtl8180_grf5101.c
@@ -88,7 +88,7 @@ static void grf5101_rf_set_channel(struct ieee80211_hw *dev,
88 write_grf5101(dev, 0x0B, chan); 88 write_grf5101(dev, 0x0B, chan);
89 write_grf5101(dev, 0x07, 0x1000); 89 write_grf5101(dev, 0x07, 0x1000);
90 90
91 grf5101_write_phy_antenna(dev, chan); 91 grf5101_write_phy_antenna(dev, channel);
92} 92}
93 93
94static void grf5101_rf_stop(struct ieee80211_hw *dev) 94static void grf5101_rf_stop(struct ieee80211_hw *dev)
diff --git a/drivers/net/wireless/rtl8180_max2820.c b/drivers/net/wireless/rtl8180_max2820.c
index a34dfd382b6d..6c825fd7f3b6 100644
--- a/drivers/net/wireless/rtl8180_max2820.c
+++ b/drivers/net/wireless/rtl8180_max2820.c
@@ -78,7 +78,8 @@ static void max2820_rf_set_channel(struct ieee80211_hw *dev,
78 struct ieee80211_conf *conf) 78 struct ieee80211_conf *conf)
79{ 79{
80 struct rtl8180_priv *priv = dev->priv; 80 struct rtl8180_priv *priv = dev->priv;
81 int channel = ieee80211_frequency_to_channel(conf->channel->center_freq); 81 int channel = conf ?
82 ieee80211_frequency_to_channel(conf->channel->center_freq) : 1;
82 unsigned int chan_idx = channel - 1; 83 unsigned int chan_idx = channel - 1;
83 u32 txpw = priv->channels[chan_idx].hw_value & 0xFF; 84 u32 txpw = priv->channels[chan_idx].hw_value & 0xFF;
84 u32 chan = max2820_chan[chan_idx]; 85 u32 chan = max2820_chan[chan_idx];
@@ -87,7 +88,7 @@ static void max2820_rf_set_channel(struct ieee80211_hw *dev,
87 * sa2400, for MAXIM we do this directly from BB */ 88 * sa2400, for MAXIM we do this directly from BB */
88 rtl8180_write_phy(dev, 3, txpw); 89 rtl8180_write_phy(dev, 3, txpw);
89 90
90 max2820_write_phy_antenna(dev, chan); 91 max2820_write_phy_antenna(dev, channel);
91 write_max2820(dev, 3, chan); 92 write_max2820(dev, 3, chan);
92} 93}
93 94
diff --git a/drivers/net/wireless/rtl8180_sa2400.c b/drivers/net/wireless/rtl8180_sa2400.c
index 0311b4ea124c..cea4e0ccb92d 100644
--- a/drivers/net/wireless/rtl8180_sa2400.c
+++ b/drivers/net/wireless/rtl8180_sa2400.c
@@ -86,7 +86,7 @@ static void sa2400_rf_set_channel(struct ieee80211_hw *dev,
86 86
87 write_sa2400(dev, 7, txpw); 87 write_sa2400(dev, 7, txpw);
88 88
89 sa2400_write_phy_antenna(dev, chan); 89 sa2400_write_phy_antenna(dev, channel);
90 90
91 write_sa2400(dev, 0, chan); 91 write_sa2400(dev, 0, chan);
92 write_sa2400(dev, 1, 0xbb50); 92 write_sa2400(dev, 1, 0xbb50);
diff --git a/drivers/net/wireless/zd1211rw/zd_mac.c b/drivers/net/wireless/zd1211rw/zd_mac.c
index 6424e5a2c83d..418606ac1c3b 100644
--- a/drivers/net/wireless/zd1211rw/zd_mac.c
+++ b/drivers/net/wireless/zd1211rw/zd_mac.c
@@ -719,7 +719,7 @@ int zd_mac_rx(struct ieee80211_hw *hw, const u8 *buffer, unsigned int length)
719 fc = le16_to_cpu(*((__le16 *) buffer)); 719 fc = le16_to_cpu(*((__le16 *) buffer));
720 720
721 is_qos = ((fc & IEEE80211_FCTL_FTYPE) == IEEE80211_FTYPE_DATA) && 721 is_qos = ((fc & IEEE80211_FCTL_FTYPE) == IEEE80211_FTYPE_DATA) &&
722 ((fc & IEEE80211_FCTL_STYPE) == IEEE80211_STYPE_QOS_DATA); 722 (fc & IEEE80211_STYPE_QOS_DATA);
723 is_4addr = (fc & (IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS)) == 723 is_4addr = (fc & (IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS)) ==
724 (IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS); 724 (IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS);
725 need_padding = is_qos ^ is_4addr; 725 need_padding = is_qos ^ is_4addr;
diff --git a/drivers/net/xen-netfront.c b/drivers/net/xen-netfront.c
index 8bddff150c70..d26f69b0184f 100644
--- a/drivers/net/xen-netfront.c
+++ b/drivers/net/xen-netfront.c
@@ -946,8 +946,7 @@ err:
946 work_done++; 946 work_done++;
947 } 947 }
948 948
949 while ((skb = __skb_dequeue(&errq))) 949 __skb_queue_purge(&errq);
950 kfree_skb(skb);
951 950
952 work_done -= handle_incoming_queue(dev, &rxq); 951 work_done -= handle_incoming_queue(dev, &rxq);
953 952
@@ -1079,8 +1078,7 @@ static void xennet_release_rx_bufs(struct netfront_info *np)
1079 } 1078 }
1080 } 1079 }
1081 1080
1082 while ((skb = __skb_dequeue(&free_list)) != NULL) 1081 __skb_queue_purge(&free_list);
1083 dev_kfree_skb(skb);
1084 1082
1085 spin_unlock_bh(&np->rx_lock); 1083 spin_unlock_bh(&np->rx_lock);
1086} 1084}