1 files changed, 90 insertions, 62 deletions

diff --git a/drivers/net/bnx2.c b/drivers/net/bnx2.c
index 062600be073b..d1865cc97313 100644
--- a/drivers/net/bnx2.c
+++ b/drivers/net/bnx2.c
@@ -1,6 +1,6 @@
 /* bnx2.c: Broadcom NX2 network driver.
  *
- * Copyright (c) 2004-2010 Broadcom Corporation
+ * Copyright (c) 2004-2011 Broadcom Corporation
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -56,11 +56,11 @@
 #include "bnx2_fw.h"
 
 #define DRV_MODULE_NAME		"bnx2"
-#define DRV_MODULE_VERSION	"2.0.18"
-#define DRV_MODULE_RELDATE	"Oct 7, 2010"
-#define FW_MIPS_FILE_06		"bnx2/bnx2-mips-06-6.0.15.fw"
+#define DRV_MODULE_VERSION	"2.1.6"
+#define DRV_MODULE_RELDATE	"Mar 7, 2011"
+#define FW_MIPS_FILE_06		"bnx2/bnx2-mips-06-6.2.1.fw"
 #define FW_RV2P_FILE_06		"bnx2/bnx2-rv2p-06-6.0.15.fw"
-#define FW_MIPS_FILE_09		"bnx2/bnx2-mips-09-6.0.17.fw"
+#define FW_MIPS_FILE_09		"bnx2/bnx2-mips-09-6.2.1a.fw"
 #define FW_RV2P_FILE_09_Ax	"bnx2/bnx2-rv2p-09ax-6.0.17.fw"
 #define FW_RV2P_FILE_09		"bnx2/bnx2-rv2p-09-6.0.17.fw"
 
@@ -435,7 +435,8 @@ bnx2_cnic_stop(struct bnx2 *bp)
 	struct cnic_ctl_info info;
 
 	mutex_lock(&bp->cnic_lock);
-	c_ops = bp->cnic_ops;
+	c_ops = rcu_dereference_protected(bp->cnic_ops,
+					  lockdep_is_held(&bp->cnic_lock));
 	if (c_ops) {
 		info.cmd = CNIC_CTL_STOP_CMD;
 		c_ops->cnic_ctl(bp->cnic_data, &info);
@@ -450,7 +451,8 @@ bnx2_cnic_start(struct bnx2 *bp)
 	struct cnic_ctl_info info;
 
 	mutex_lock(&bp->cnic_lock);
-	c_ops = bp->cnic_ops;
+	c_ops = rcu_dereference_protected(bp->cnic_ops,
+					  lockdep_is_held(&bp->cnic_lock));
 	if (c_ops) {
 		if (!(bp->flags & BNX2_FLAG_USING_MSIX)) {
 			struct bnx2_napi *bnapi = &bp->bnx2_napi[0];
@@ -766,13 +768,10 @@ bnx2_alloc_rx_mem(struct bnx2 *bp)
 		int j;
 
 		rxr->rx_buf_ring =
-			vmalloc(SW_RXBD_RING_SIZE * bp->rx_max_ring);
+			vzalloc(SW_RXBD_RING_SIZE * bp->rx_max_ring);
 		if (rxr->rx_buf_ring == NULL)
 			return -ENOMEM;
 
-		memset(rxr->rx_buf_ring, 0,
-		       SW_RXBD_RING_SIZE * bp->rx_max_ring);
-
 		for (j = 0; j < bp->rx_max_ring; j++) {
 			rxr->rx_desc_ring[j] =
 				dma_alloc_coherent(&bp->pdev->dev,
@@ -785,13 +784,11 @@ bnx2_alloc_rx_mem(struct bnx2 *bp)
 		}
 
 		if (bp->rx_pg_ring_size) {
-			rxr->rx_pg_ring = vmalloc(SW_RXPG_RING_SIZE *
+			rxr->rx_pg_ring = vzalloc(SW_RXPG_RING_SIZE *
 						  bp->rx_max_pg_ring);
 			if (rxr->rx_pg_ring == NULL)
 				return -ENOMEM;
 
-			memset(rxr->rx_pg_ring, 0, SW_RXPG_RING_SIZE *
-			       bp->rx_max_pg_ring);
 		}
 
 		for (j = 0; j < bp->rx_max_pg_ring; j++) {
@@ -4645,13 +4642,28 @@ bnx2_reset_chip(struct bnx2 *bp, u32 reset_code)
 
 	/* Wait for the current PCI transaction to complete before
 	 * issuing a reset. */
-	REG_WR(bp, BNX2_MISC_ENABLE_CLR_BITS,
-	       BNX2_MISC_ENABLE_CLR_BITS_TX_DMA_ENABLE |
-	       BNX2_MISC_ENABLE_CLR_BITS_DMA_ENGINE_ENABLE |
-	       BNX2_MISC_ENABLE_CLR_BITS_RX_DMA_ENABLE |
-	       BNX2_MISC_ENABLE_CLR_BITS_HOST_COALESCE_ENABLE);
-	val = REG_RD(bp, BNX2_MISC_ENABLE_CLR_BITS);
-	udelay(5);
+	if ((CHIP_NUM(bp) == CHIP_NUM_5706) ||
+	    (CHIP_NUM(bp) == CHIP_NUM_5708)) {
+		REG_WR(bp, BNX2_MISC_ENABLE_CLR_BITS,
+		       BNX2_MISC_ENABLE_CLR_BITS_TX_DMA_ENABLE |
+		       BNX2_MISC_ENABLE_CLR_BITS_DMA_ENGINE_ENABLE |
+		       BNX2_MISC_ENABLE_CLR_BITS_RX_DMA_ENABLE |
+		       BNX2_MISC_ENABLE_CLR_BITS_HOST_COALESCE_ENABLE);
+		val = REG_RD(bp, BNX2_MISC_ENABLE_CLR_BITS);
+		udelay(5);
+	} else {  /* 5709 */
+		val = REG_RD(bp, BNX2_MISC_NEW_CORE_CTL);
+		val &= ~BNX2_MISC_NEW_CORE_CTL_DMA_ENABLE;
+		REG_WR(bp, BNX2_MISC_NEW_CORE_CTL, val);
+		val = REG_RD(bp, BNX2_MISC_NEW_CORE_CTL);
+
+		for (i = 0; i < 100; i++) {
+			msleep(1);
+			val = REG_RD(bp, BNX2_PCICFG_DEVICE_CONTROL);
+			if (!(val & BNX2_PCICFG_DEVICE_STATUS_NO_PEND))
+				break;
+		}
+	}
 
 	/* Wait for the firmware to tell us it is ok to issue a reset. */
 	bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT0 | reset_code, 1, 1);
@@ -4673,7 +4685,7 @@ bnx2_reset_chip(struct bnx2 *bp, u32 reset_code)
 		val = BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA |
 		      BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP;
 
-		pci_write_config_dword(bp->pdev, BNX2_PCICFG_MISC_CONFIG, val);
+		REG_WR(bp, BNX2_PCICFG_MISC_CONFIG, val);
 
 	} else {
 		val = BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ |
@@ -6086,7 +6098,7 @@ bnx2_request_irq(struct bnx2 *bp)
 }
 
 static void
-bnx2_free_irq(struct bnx2 *bp)
+__bnx2_free_irq(struct bnx2 *bp)
 {
 	struct bnx2_irq *irq;
 	int i;
@@ -6097,6 +6109,13 @@ bnx2_free_irq(struct bnx2 *bp)
 			free_irq(irq->vector, &bp->bnx2_napi[i]);
 		irq->requested = 0;
 	}
+}
+
+static void
+bnx2_free_irq(struct bnx2 *bp)
+{
+
+	__bnx2_free_irq(bp);
 	if (bp->flags & BNX2_FLAG_USING_MSI)
 		pci_disable_msi(bp->pdev);
 	else if (bp->flags & BNX2_FLAG_USING_MSIX)
@@ -6801,28 +6820,30 @@ bnx2_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *_p)
 	u32 *p = _p, i, offset;
 	u8 *orig_p = _p;
 	struct bnx2 *bp = netdev_priv(dev);
-	u32 reg_boundaries[] = { 0x0000, 0x0098, 0x0400, 0x045c,
-				 0x0800, 0x0880, 0x0c00, 0x0c10,
-				 0x0c30, 0x0d08, 0x1000, 0x101c,
-				 0x1040, 0x1048, 0x1080, 0x10a4,
-				 0x1400, 0x1490, 0x1498, 0x14f0,
-				 0x1500, 0x155c, 0x1580, 0x15dc,
-				 0x1600, 0x1658, 0x1680, 0x16d8,
-				 0x1800, 0x1820, 0x1840, 0x1854,
-				 0x1880, 0x1894, 0x1900, 0x1984,
-				 0x1c00, 0x1c0c, 0x1c40, 0x1c54,
-				 0x1c80, 0x1c94, 0x1d00, 0x1d84,
-				 0x2000, 0x2030, 0x23c0, 0x2400,
-				 0x2800, 0x2820, 0x2830, 0x2850,
-				 0x2b40, 0x2c10, 0x2fc0, 0x3058,
-				 0x3c00, 0x3c94, 0x4000, 0x4010,
-				 0x4080, 0x4090, 0x43c0, 0x4458,
-				 0x4c00, 0x4c18, 0x4c40, 0x4c54,
-				 0x4fc0, 0x5010, 0x53c0, 0x5444,
-				 0x5c00, 0x5c18, 0x5c80, 0x5c90,
-				 0x5fc0, 0x6000, 0x6400, 0x6428,
-				 0x6800, 0x6848, 0x684c, 0x6860,
-				 0x6888, 0x6910, 0x8000 };
+	static const u32 reg_boundaries[] = {
+		0x0000, 0x0098, 0x0400, 0x045c,
+		0x0800, 0x0880, 0x0c00, 0x0c10,
+		0x0c30, 0x0d08, 0x1000, 0x101c,
+		0x1040, 0x1048, 0x1080, 0x10a4,
+		0x1400, 0x1490, 0x1498, 0x14f0,
+		0x1500, 0x155c, 0x1580, 0x15dc,
+		0x1600, 0x1658, 0x1680, 0x16d8,
+		0x1800, 0x1820, 0x1840, 0x1854,
+		0x1880, 0x1894, 0x1900, 0x1984,
+		0x1c00, 0x1c0c, 0x1c40, 0x1c54,
+		0x1c80, 0x1c94, 0x1d00, 0x1d84,
+		0x2000, 0x2030, 0x23c0, 0x2400,
+		0x2800, 0x2820, 0x2830, 0x2850,
+		0x2b40, 0x2c10, 0x2fc0, 0x3058,
+		0x3c00, 0x3c94, 0x4000, 0x4010,
+		0x4080, 0x4090, 0x43c0, 0x4458,
+		0x4c00, 0x4c18, 0x4c40, 0x4c54,
+		0x4fc0, 0x5010, 0x53c0, 0x5444,
+		0x5c00, 0x5c18, 0x5c80, 0x5c90,
+		0x5fc0, 0x6000, 0x6400, 0x6428,
+		0x6800, 0x6848, 0x684c, 0x6860,
+		0x6888, 0x6910, 0x8000
+	};
 
 	regs->version = 0;
 
@@ -7080,6 +7101,7 @@ bnx2_change_ring_size(struct bnx2 *bp, u32 rx, u32 tx)
 
 		bnx2_netif_stop(bp, true);
 		bnx2_reset_chip(bp, BNX2_DRV_MSG_CODE_RESET);
+		__bnx2_free_irq(bp);
 		bnx2_free_skbs(bp);
 		bnx2_free_mem(bp);
 	}
@@ -7092,6 +7114,9 @@ bnx2_change_ring_size(struct bnx2 *bp, u32 rx, u32 tx)
 
 		rc = bnx2_alloc_mem(bp);
 		if (!rc)
+			rc = bnx2_request_irq(bp);
+
+		if (!rc)
 			rc = bnx2_init_nic(bp, 0);
 
 		if (rc) {
@@ -7530,6 +7555,10 @@ bnx2_set_flags(struct net_device *dev, u32 data)
 	    !(data & ETH_FLAG_RXVLAN))
 		return -EINVAL;
 
+	/* TSO with VLAN tag won't work with current firmware */
+	if (!(data & ETH_FLAG_TXVLAN))
+		return -EINVAL;
+
 	rc = ethtool_op_set_flags(dev, data, ETH_FLAG_RXHASH | ETH_FLAG_RXVLAN |
 				  ETH_FLAG_TXVLAN);
 	if (rc)
@@ -7914,15 +7943,15 @@ bnx2_init_board(struct pci_dev *pdev, struct net_device *dev)
 		goto err_out_release;
 	}
 
+	bnx2_set_power_state(bp, PCI_D0);
+
 	/* Configure byte swap and enable write to the reg_window registers.
 	 * Rely on CPU to do target byte swapping on big endian systems
 	 * The chip's target access swapping will not swap all accesses
 	 */
-	pci_write_config_dword(bp->pdev, BNX2_PCICFG_MISC_CONFIG,
-			       BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA |
-			       BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP);
-
-	bnx2_set_power_state(bp, PCI_D0);
+	REG_WR(bp, BNX2_PCICFG_MISC_CONFIG,
+		   BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA |
+		   BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP);
 
 	bp->chip_id = REG_RD(bp, BNX2_MISC_ID);
 
@@ -7939,11 +7968,8 @@ bnx2_init_board(struct pci_dev *pdev, struct net_device *dev)
 
 		/* AER (Advanced Error Reporting) hooks */
 		err = pci_enable_pcie_error_reporting(pdev);
-		if (err) {
-			dev_err(&pdev->dev, "pci_enable_pcie_error_reporting "
-					    "failed 0x%x\n", err);
-			/* non-fatal, continue */
-		}
+		if (!err)
+			bp->flags |= BNX2_FLAG_AER_ENABLED;
 
 	} else {
 		bp->pcix_cap = pci_find_capability(pdev, PCI_CAP_ID_PCIX);
@@ -8206,8 +8232,10 @@ bnx2_init_board(struct pci_dev *pdev, struct net_device *dev)
 	return 0;
 
 err_out_unmap:
-	if (bp->flags & BNX2_FLAG_PCIE)
+	if (bp->flags & BNX2_FLAG_AER_ENABLED) {
 		pci_disable_pcie_error_reporting(pdev);
+		bp->flags &= ~BNX2_FLAG_AER_ENABLED;
+	}
 
 	if (bp->regview) {
 		iounmap(bp->regview);
@@ -8289,7 +8317,7 @@ static const struct net_device_ops bnx2_netdev_ops = {
 #endif
 };
 
-static void inline vlan_features_add(struct net_device *dev, unsigned long flags)
+static void inline vlan_features_add(struct net_device *dev, u32 flags)
 {
 	dev->vlan_features |= flags;
 }
@@ -8383,8 +8411,6 @@ bnx2_remove_one(struct pci_dev *pdev)
 	struct net_device *dev = pci_get_drvdata(pdev);
 	struct bnx2 *bp = netdev_priv(dev);
 
-	flush_scheduled_work();
-
 	unregister_netdev(dev);
 
 	if (bp->mips_firmware)
@@ -8397,8 +8423,10 @@ bnx2_remove_one(struct pci_dev *pdev)
 
 	kfree(bp->temp_stats_blk);
 
-	if (bp->flags & BNX2_FLAG_PCIE)
+	if (bp->flags & BNX2_FLAG_AER_ENABLED) {
 		pci_disable_pcie_error_reporting(pdev);
+		bp->flags &= ~BNX2_FLAG_AER_ENABLED;
+	}
 
 	free_netdev(dev);
 
@@ -8421,7 +8449,7 @@ bnx2_suspend(struct pci_dev *pdev, pm_message_t state)
 	if (!netif_running(dev))
 		return 0;
 
-	flush_scheduled_work();
+	cancel_work_sync(&bp->reset_task);
 	bnx2_netif_stop(bp, true);
 	netif_device_detach(dev);
 	del_timer_sync(&bp->timer);
@@ -8514,7 +8542,7 @@ static pci_ers_result_t bnx2_io_slot_reset(struct pci_dev *pdev)
 	}
 	rtnl_unlock();
 
-	if (!(bp->flags & BNX2_FLAG_PCIE))
+	if (!(bp->flags & BNX2_FLAG_AER_ENABLED))
 		return result;
 
 	err = pci_cleanup_aer_uncorrect_error_status(pdev);