Merge branch 'for-davem' of git://git.kernel.org/pub/scm/linux/kernel/git/bwh/sfc-next-2.6

30 files changed, 150 insertions, 220 deletions

diff --git a/drivers/net/sfc/efx.c b/drivers/net/sfc/efx.c
index 35b7bc52a2d1..d563049859a8 100644
--- a/drivers/net/sfc/efx.c
+++ b/drivers/net/sfc/efx.c
@@ -1,7 +1,7 @@
 /****************************************************************************
  * Driver for Solarflare Solarstorm network controllers and boards
  * Copyright 2005-2006 Fen Systems Ltd.
- * Copyright 2005-2009 Solarflare Communications Inc.
+ * Copyright 2005-2011 Solarflare Communications Inc.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 as published
diff --git a/drivers/net/sfc/efx.h b/drivers/net/sfc/efx.h
index cbce62b9c996..3d83a1f74fef 100644
--- a/drivers/net/sfc/efx.h
+++ b/drivers/net/sfc/efx.h
@@ -1,7 +1,7 @@
 /****************************************************************************
  * Driver for Solarflare Solarstorm network controllers and boards
  * Copyright 2005-2006 Fen Systems Ltd.
- * Copyright 2006-2009 Solarflare Communications Inc.
+ * Copyright 2006-2010 Solarflare Communications Inc.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 as published
diff --git a/drivers/net/sfc/ethtool.c b/drivers/net/sfc/ethtool.c
index 272cfe724e1b..158d5b5630b6 100644
--- a/drivers/net/sfc/ethtool.c
+++ b/drivers/net/sfc/ethtool.c
@@ -1,7 +1,7 @@
 /****************************************************************************
  * Driver for Solarflare Solarstorm network controllers and boards
  * Copyright 2005-2006 Fen Systems Ltd.
- * Copyright 2006-2009 Solarflare Communications Inc.
+ * Copyright 2006-2010 Solarflare Communications Inc.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 as published
@@ -28,7 +28,8 @@ struct efx_ethtool_stat {
         enum {
                 EFX_ETHTOOL_STAT_SOURCE_mac_stats,
                 EFX_ETHTOOL_STAT_SOURCE_nic,
-                EFX_ETHTOOL_STAT_SOURCE_channel
+                EFX_ETHTOOL_STAT_SOURCE_channel,
+                EFX_ETHTOOL_STAT_SOURCE_tx_queue
         } source;
         unsigned offset;
         u64(*get_stat) (void *field); /* Reader function */
@@ -86,6 +87,10 @@ static u64 efx_get_atomic_stat(void *field)
         EFX_ETHTOOL_STAT(field, channel, n_##field,             \
                          unsigned int, efx_get_uint_stat)
 
+#define EFX_ETHTOOL_UINT_TXQ_STAT(field)                        \
+        EFX_ETHTOOL_STAT(tx_##field, tx_queue, field,           \
+                         unsigned int, efx_get_uint_stat)
+
 static struct efx_ethtool_stat efx_ethtool_stats[] = {
         EFX_ETHTOOL_U64_MAC_STAT(tx_bytes),
         EFX_ETHTOOL_U64_MAC_STAT(tx_good_bytes),
@@ -116,6 +121,10 @@ static struct efx_ethtool_stat efx_ethtool_stats[] = {
         EFX_ETHTOOL_ULONG_MAC_STAT(tx_non_tcpudp),
         EFX_ETHTOOL_ULONG_MAC_STAT(tx_mac_src_error),
         EFX_ETHTOOL_ULONG_MAC_STAT(tx_ip_src_error),
+        EFX_ETHTOOL_UINT_TXQ_STAT(tso_bursts),
+        EFX_ETHTOOL_UINT_TXQ_STAT(tso_long_headers),
+        EFX_ETHTOOL_UINT_TXQ_STAT(tso_packets),
+        EFX_ETHTOOL_UINT_TXQ_STAT(pushes),
         EFX_ETHTOOL_U64_MAC_STAT(rx_bytes),
         EFX_ETHTOOL_U64_MAC_STAT(rx_good_bytes),
         EFX_ETHTOOL_U64_MAC_STAT(rx_bad_bytes),
@@ -237,8 +246,8 @@ static void efx_ethtool_get_drvinfo(struct net_device *net_dev,
         strlcpy(info->driver, KBUILD_MODNAME, sizeof(info->driver));
         strlcpy(info->version, EFX_DRIVER_VERSION, sizeof(info->version));
         if (efx_nic_rev(efx) >= EFX_REV_SIENA_A0)
-                siena_print_fwver(efx, info->fw_version,
-                                  sizeof(info->fw_version));
+                efx_mcdi_print_fwver(efx, info->fw_version,
+                                     sizeof(info->fw_version));
         strlcpy(info->bus_info, pci_name(efx->pci_dev), sizeof(info->bus_info));
 }
 
@@ -470,6 +479,7 @@ static void efx_ethtool_get_stats(struct net_device *net_dev,
         struct efx_mac_stats *mac_stats = &efx->mac_stats;
         struct efx_ethtool_stat *stat;
         struct efx_channel *channel;
+        struct efx_tx_queue *tx_queue;
         struct rtnl_link_stats64 temp;
         int i;
 
@@ -495,6 +505,15 @@ static void efx_ethtool_get_stats(struct net_device *net_dev,
                                 data[i] += stat->get_stat((void *)channel +
                                                           stat->offset);
                         break;
+                case EFX_ETHTOOL_STAT_SOURCE_tx_queue:
+                        data[i] = 0;
+                        efx_for_each_channel(channel, efx) {
+                                efx_for_each_channel_tx_queue(tx_queue, channel)
+                                        data[i] +=
+                                                stat->get_stat((void *)tx_queue
+                                                               + stat->offset);
+                        }
+                        break;
                 }
         }
 }
diff --git a/drivers/net/sfc/falcon.c b/drivers/net/sfc/falcon.c
index 61ddd2c6e750..734fcfb52e85 100644
--- a/drivers/net/sfc/falcon.c
+++ b/drivers/net/sfc/falcon.c
@@ -1,7 +1,7 @@
 /****************************************************************************
  * Driver for Solarflare Solarstorm network controllers and boards
  * Copyright 2005-2006 Fen Systems Ltd.
- * Copyright 2006-2009 Solarflare Communications Inc.
+ * Copyright 2006-2010 Solarflare Communications Inc.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 as published
@@ -1478,36 +1478,26 @@ static void falcon_init_rx_cfg(struct efx_nic *efx)
         /* RX control FIFO thresholds (32 entries) */
         const unsigned ctrl_xon_thr = 20;
         const unsigned ctrl_xoff_thr = 25;
-        /* RX data FIFO thresholds (256-byte units; size varies) */
-        int data_xon_thr = efx_nic_rx_xon_thresh >> 8;
-        int data_xoff_thr = efx_nic_rx_xoff_thresh >> 8;
         efx_oword_t reg;
 
         efx_reado(efx, &reg, FR_AZ_RX_CFG);
         if (efx_nic_rev(efx) <= EFX_REV_FALCON_A1) {
                 /* Data FIFO size is 5.5K */
-                if (data_xon_thr < 0)
-                        data_xon_thr = 512 >> 8;
-                if (data_xoff_thr < 0)
-                        data_xoff_thr = 2048 >> 8;
                 EFX_SET_OWORD_FIELD(reg, FRF_AA_RX_DESC_PUSH_EN, 0);
                 EFX_SET_OWORD_FIELD(reg, FRF_AA_RX_USR_BUF_SIZE,
                                     huge_buf_size);
-                EFX_SET_OWORD_FIELD(reg, FRF_AA_RX_XON_MAC_TH, data_xon_thr);
-                EFX_SET_OWORD_FIELD(reg, FRF_AA_RX_XOFF_MAC_TH, data_xoff_thr);
+                EFX_SET_OWORD_FIELD(reg, FRF_AA_RX_XON_MAC_TH, 512 >> 8);
+                EFX_SET_OWORD_FIELD(reg, FRF_AA_RX_XOFF_MAC_TH, 2048 >> 8);
                 EFX_SET_OWORD_FIELD(reg, FRF_AA_RX_XON_TX_TH, ctrl_xon_thr);
                 EFX_SET_OWORD_FIELD(reg, FRF_AA_RX_XOFF_TX_TH, ctrl_xoff_thr);
         } else {
                 /* Data FIFO size is 80K; register fields moved */
-                if (data_xon_thr < 0)
-                        data_xon_thr = 27648 >> 8; /* ~3*max MTU */
-                if (data_xoff_thr < 0)
-                        data_xoff_thr = 54272 >> 8; /* ~80Kb - 3*max MTU */
                 EFX_SET_OWORD_FIELD(reg, FRF_BZ_RX_DESC_PUSH_EN, 0);
                 EFX_SET_OWORD_FIELD(reg, FRF_BZ_RX_USR_BUF_SIZE,
                                     huge_buf_size);
-                EFX_SET_OWORD_FIELD(reg, FRF_BZ_RX_XON_MAC_TH, data_xon_thr);
-                EFX_SET_OWORD_FIELD(reg, FRF_BZ_RX_XOFF_MAC_TH, data_xoff_thr);
+                /* Send XON and XOFF at ~3 * max MTU away from empty/full */
+                EFX_SET_OWORD_FIELD(reg, FRF_BZ_RX_XON_MAC_TH, 27648 >> 8);
+                EFX_SET_OWORD_FIELD(reg, FRF_BZ_RX_XOFF_MAC_TH, 54272 >> 8);
                 EFX_SET_OWORD_FIELD(reg, FRF_BZ_RX_XON_TX_TH, ctrl_xon_thr);
                 EFX_SET_OWORD_FIELD(reg, FRF_BZ_RX_XOFF_TX_TH, ctrl_xoff_thr);
                 EFX_SET_OWORD_FIELD(reg, FRF_BZ_RX_INGR_EN, 1);
diff --git a/drivers/net/sfc/falcon_boards.c b/drivers/net/sfc/falcon_boards.c
index 2dd16f0b3ced..b9cc846811d6 100644
--- a/drivers/net/sfc/falcon_boards.c
+++ b/drivers/net/sfc/falcon_boards.c
@@ -1,6 +1,6 @@
 /****************************************************************************
  * Driver for Solarflare Solarstorm network controllers and boards
- * Copyright 2007-2009 Solarflare Communications Inc.
+ * Copyright 2007-2010 Solarflare Communications Inc.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 as published
diff --git a/drivers/net/sfc/falcon_xmac.c b/drivers/net/sfc/falcon_xmac.c
index b49e84394641..2c9ee5db3bf7 100644
--- a/drivers/net/sfc/falcon_xmac.c
+++ b/drivers/net/sfc/falcon_xmac.c
@@ -1,7 +1,7 @@
 /****************************************************************************
  * Driver for Solarflare Solarstorm network controllers and boards
  * Copyright 2005-2006 Fen Systems Ltd.
- * Copyright 2006-2009 Solarflare Communications Inc.
+ * Copyright 2006-2010 Solarflare Communications Inc.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 as published
diff --git a/drivers/net/sfc/io.h b/drivers/net/sfc/io.h
index 6da4ae20a039..dc45110b2456 100644
--- a/drivers/net/sfc/io.h
+++ b/drivers/net/sfc/io.h
@@ -1,7 +1,7 @@
 /****************************************************************************
  * Driver for Solarflare Solarstorm network controllers and boards
  * Copyright 2005-2006 Fen Systems Ltd.
- * Copyright 2006-2009 Solarflare Communications Inc.
+ * Copyright 2006-2010 Solarflare Communications Inc.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 as published
diff --git a/drivers/net/sfc/mcdi.c b/drivers/net/sfc/mcdi.c
index b716e827b291..8bba8955f310 100644
--- a/drivers/net/sfc/mcdi.c
+++ b/drivers/net/sfc/mcdi.c
@@ -1,6 +1,6 @@
 /****************************************************************************
  * Driver for Solarflare Solarstorm network controllers and boards
- * Copyright 2008-2009 Solarflare Communications Inc.
+ * Copyright 2008-2011 Solarflare Communications Inc.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 as published
@@ -602,7 +602,7 @@ void efx_mcdi_process_event(struct efx_channel *channel,
  **************************************************************************
  */
 
-int efx_mcdi_fwver(struct efx_nic *efx, u64 *version, u32 *build)
+void efx_mcdi_print_fwver(struct efx_nic *efx, char *buf, size_t len)
 {
         u8 outbuf[ALIGN(MC_CMD_GET_VERSION_V1_OUT_LEN, 4)];
         size_t outlength;
@@ -616,29 +616,20 @@ int efx_mcdi_fwver(struct efx_nic *efx, u64 *version, u32 *build)
         if (rc)
                 goto fail;
 
-        if (outlength == MC_CMD_GET_VERSION_V0_OUT_LEN) {
-                *version = 0;
-                *build = MCDI_DWORD(outbuf, GET_VERSION_OUT_FIRMWARE);
-                return 0;
-        }
-
         if (outlength < MC_CMD_GET_VERSION_V1_OUT_LEN) {
                 rc = -EIO;
                 goto fail;
         }
 
         ver_words = (__le16 *)MCDI_PTR(outbuf, GET_VERSION_OUT_VERSION);
-        *version = (((u64)le16_to_cpu(ver_words[0]) << 48) |
-                    ((u64)le16_to_cpu(ver_words[1]) << 32) |
-                    ((u64)le16_to_cpu(ver_words[2]) << 16) |
-                    le16_to_cpu(ver_words[3]));
-        *build = MCDI_DWORD(outbuf, GET_VERSION_OUT_FIRMWARE);
-
-        return 0;
+        snprintf(buf, len, "%u.%u.%u.%u",
+                 le16_to_cpu(ver_words[0]), le16_to_cpu(ver_words[1]),
+                 le16_to_cpu(ver_words[2]), le16_to_cpu(ver_words[3]));
+        return;
 
 fail:
         netif_err(efx, probe, efx->net_dev, "%s: failed rc=%d\n", __func__, rc);
-        return rc;
+        buf[0] = 0;
 }
 
 int efx_mcdi_drv_attach(struct efx_nic *efx, bool driver_operating,
diff --git a/drivers/net/sfc/mcdi.h b/drivers/net/sfc/mcdi.h
index c792f1d65e48..aced2a7856fc 100644
--- a/drivers/net/sfc/mcdi.h
+++ b/drivers/net/sfc/mcdi.h
@@ -1,6 +1,6 @@
 /****************************************************************************
  * Driver for Solarflare Solarstorm network controllers and boards
- * Copyright 2008-2009 Solarflare Communications Inc.
+ * Copyright 2008-2010 Solarflare Communications Inc.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 as published
@@ -93,7 +93,7 @@ extern void efx_mcdi_process_event(struct efx_channel *channel,
 #define MCDI_EVENT_FIELD(_ev, _field)                   \
         EFX_QWORD_FIELD(_ev, MCDI_EVENT_ ## _field)
 
-extern int efx_mcdi_fwver(struct efx_nic *efx, u64 *version, u32 *build);
+extern void efx_mcdi_print_fwver(struct efx_nic *efx, char *buf, size_t len);
 extern int efx_mcdi_drv_attach(struct efx_nic *efx, bool driver_operating,
                                bool *was_attached_out);
 extern int efx_mcdi_get_board_cfg(struct efx_nic *efx, u8 *mac_address,
diff --git a/drivers/net/sfc/mcdi_mac.c b/drivers/net/sfc/mcdi_mac.c
index f88f4bf986ff..33f7294edb47 100644
--- a/drivers/net/sfc/mcdi_mac.c
+++ b/drivers/net/sfc/mcdi_mac.c
@@ -1,6 +1,6 @@
 /****************************************************************************
  * Driver for Solarflare Solarstorm network controllers and boards
- * Copyright 2009 Solarflare Communications Inc.
+ * Copyright 2009-2010 Solarflare Communications Inc.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 as published
diff --git a/drivers/net/sfc/mcdi_pcol.h b/drivers/net/sfc/mcdi_pcol.h
index 90359e644006..b86a15f221ad 100644
--- a/drivers/net/sfc/mcdi_pcol.h
+++ b/drivers/net/sfc/mcdi_pcol.h
@@ -1,6 +1,6 @@
 /****************************************************************************
  * Driver for Solarflare Solarstorm network controllers and boards
- * Copyright 2009 Solarflare Communications Inc.
+ * Copyright 2009-2011 Solarflare Communications Inc.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 as published
diff --git a/drivers/net/sfc/mcdi_phy.c b/drivers/net/sfc/mcdi_phy.c
index 0e97eed663c6..ec3f740f5465 100644
--- a/drivers/net/sfc/mcdi_phy.c
+++ b/drivers/net/sfc/mcdi_phy.c
@@ -1,6 +1,6 @@
 /****************************************************************************
  * Driver for Solarflare Solarstorm network controllers and boards
- * Copyright 2009 Solarflare Communications Inc.
+ * Copyright 2009-2010 Solarflare Communications Inc.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 as published
diff --git a/drivers/net/sfc/mdio_10g.c b/drivers/net/sfc/mdio_10g.c
index 56b0266b441f..19e68c26d103 100644
--- a/drivers/net/sfc/mdio_10g.c
+++ b/drivers/net/sfc/mdio_10g.c
@@ -1,6 +1,6 @@
 /****************************************************************************
  * Driver for Solarflare Solarstorm network controllers and boards
- * Copyright 2006-2009 Solarflare Communications Inc.
+ * Copyright 2006-2011 Solarflare Communications Inc.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 as published
@@ -51,13 +51,10 @@ int efx_mdio_reset_mmd(struct efx_nic *port, int mmd,
         return spins ? spins : -ETIMEDOUT;
 }
 
-static int efx_mdio_check_mmd(struct efx_nic *efx, int mmd, int fault_fatal)
+static int efx_mdio_check_mmd(struct efx_nic *efx, int mmd)
 {
         int status;
 
-        if (LOOPBACK_INTERNAL(efx))
-                return 0;
-
         if (mmd != MDIO_MMD_AN) {
                 /* Read MMD STATUS2 to check it is responding. */
                 status = efx_mdio_read(efx, mmd, MDIO_STAT2);
@@ -68,20 +65,6 @@ static int efx_mdio_check_mmd(struct efx_nic *efx, int mmd, int fault_fatal)
                 }
         }
 
-        /* Read MMD STATUS 1 to check for fault. */
-        status = efx_mdio_read(efx, mmd, MDIO_STAT1);
-        if (status & MDIO_STAT1_FAULT) {
-                if (fault_fatal) {
-                        netif_err(efx, hw, efx->net_dev,
-                                  "PHY MMD %d reporting fatal"
-                                  " fault: status %x\n", mmd, status);
-                        return -EIO;
-                } else {
-                        netif_dbg(efx, hw, efx->net_dev,
-                                  "PHY MMD %d reporting status"
-                                  " %x (expected)\n", mmd, status);
-                }
-        }
         return 0;
 }
 
@@ -130,8 +113,7 @@ int efx_mdio_wait_reset_mmds(struct efx_nic *efx, unsigned int mmd_mask)
         return rc;
 }
 
-int efx_mdio_check_mmds(struct efx_nic *efx,
-                        unsigned int mmd_mask, unsigned int fatal_mask)
+int efx_mdio_check_mmds(struct efx_nic *efx, unsigned int mmd_mask)
 {
         int mmd = 0, probe_mmd, devs1, devs2;
         u32 devices;
@@ -161,13 +143,9 @@ int efx_mdio_check_mmds(struct efx_nic *efx,
 
         /* Check all required MMDs are responding and happy. */
         while (mmd_mask) {
-                if (mmd_mask & 1) {
-                        int fault_fatal = fatal_mask & 1;
-                        if (efx_mdio_check_mmd(efx, mmd, fault_fatal))
-                                return -EIO;
-                }
+                if ((mmd_mask & 1) && efx_mdio_check_mmd(efx, mmd))
+                        return -EIO;
                 mmd_mask = mmd_mask >> 1;
-                fatal_mask = fatal_mask >> 1;
                 mmd++;
         }
 
@@ -337,7 +315,7 @@ int efx_mdio_test_alive(struct efx_nic *efx)
                           "no MDIO PHY present with ID %d\n", efx->mdio.prtad);
                 rc = -EINVAL;
         } else {
-                rc = efx_mdio_check_mmds(efx, efx->mdio.mmds, 0);
+                rc = efx_mdio_check_mmds(efx, efx->mdio.mmds);
         }
 
         mutex_unlock(&efx->mac_lock);
diff --git a/drivers/net/sfc/mdio_10g.h b/drivers/net/sfc/mdio_10g.h
index 75791d3d4963..df0703940c83 100644
--- a/drivers/net/sfc/mdio_10g.h
+++ b/drivers/net/sfc/mdio_10g.h
@@ -1,6 +1,6 @@
 /****************************************************************************
  * Driver for Solarflare Solarstorm network controllers and boards
- * Copyright 2006-2009 Solarflare Communications Inc.
+ * Copyright 2006-2011 Solarflare Communications Inc.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 as published
@@ -68,8 +68,7 @@ extern int efx_mdio_reset_mmd(struct efx_nic *efx, int mmd,
                               int spins, int spintime);
 
 /* As efx_mdio_check_mmd but for multiple MMDs */
-int efx_mdio_check_mmds(struct efx_nic *efx,
-                        unsigned int mmd_mask, unsigned int fatal_mask);
+int efx_mdio_check_mmds(struct efx_nic *efx, unsigned int mmd_mask);
 
 /* Check the link status of specified mmds in bit mask */
 extern bool efx_mdio_links_ok(struct efx_nic *efx, unsigned int mmd_mask);
diff --git a/drivers/net/sfc/mtd.c b/drivers/net/sfc/mtd.c
index d38627448c22..e646bfce2d84 100644
--- a/drivers/net/sfc/mtd.c
+++ b/drivers/net/sfc/mtd.c
@@ -1,7 +1,7 @@
 /****************************************************************************
  * Driver for Solarflare Solarstorm network controllers and boards
  * Copyright 2005-2006 Fen Systems Ltd.
- * Copyright 2006-2009 Solarflare Communications Inc.
+ * Copyright 2006-2010 Solarflare Communications Inc.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 as published
diff --git a/drivers/net/sfc/net_driver.h b/drivers/net/sfc/net_driver.h
index 15b9068e5b87..215d5c51bfa0 100644
--- a/drivers/net/sfc/net_driver.h
+++ b/drivers/net/sfc/net_driver.h
@@ -1,7 +1,7 @@
 /****************************************************************************
  * Driver for Solarflare Solarstorm network controllers and boards
  * Copyright 2005-2006 Fen Systems Ltd.
- * Copyright 2005-2009 Solarflare Communications Inc.
+ * Copyright 2005-2011 Solarflare Communications Inc.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 as published
@@ -41,7 +41,7 @@
  *
  **************************************************************************/
 
-#define EFX_DRIVER_VERSION      "3.0"
+#define EFX_DRIVER_VERSION      "3.1"
 
 #ifdef EFX_ENABLE_DEBUG
 #define EFX_BUG_ON_PARANOID(x) BUG_ON(x)
@@ -214,15 +214,17 @@ struct efx_tx_queue {
  *      If both this and page are %NULL, the buffer slot is currently free.
  * @page: The associated page buffer, if any.
  *      If both this and skb are %NULL, the buffer slot is currently free.
- * @data: Pointer to ethernet header
  * @len: Buffer length, in bytes.
+ * @is_page: Indicates if @page is valid. If false, @skb is valid.
  */
 struct efx_rx_buffer {
         dma_addr_t dma_addr;
-        struct sk_buff *skb;
-        struct page *page;
-        char *data;
+        union {
+                struct sk_buff *skb;
+                struct page *page;
+        } u;
         unsigned int len;
+        bool is_page;
 };
 
 /**
diff --git a/drivers/net/sfc/nic.c b/drivers/net/sfc/nic.c
index 1d0b8b6f25c4..e8396614daf3 100644
--- a/drivers/net/sfc/nic.c
+++ b/drivers/net/sfc/nic.c
@@ -1,7 +1,7 @@
 /****************************************************************************
  * Driver for Solarflare Solarstorm network controllers and boards
  * Copyright 2005-2006 Fen Systems Ltd.
- * Copyright 2006-2009 Solarflare Communications Inc.
+ * Copyright 2006-2011 Solarflare Communications Inc.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 as published
@@ -41,26 +41,6 @@
 #define RX_DC_ENTRIES 64
 #define RX_DC_ENTRIES_ORDER 3
 
-/* RX FIFO XOFF watermark
- *
- * When the amount of the RX FIFO increases used increases past this
- * watermark send XOFF. Only used if RX flow control is enabled (ethtool -A)
- * This also has an effect on RX/TX arbitration
- */
-int efx_nic_rx_xoff_thresh = -1;
-module_param_named(rx_xoff_thresh_bytes, efx_nic_rx_xoff_thresh, int, 0644);
-MODULE_PARM_DESC(rx_xoff_thresh_bytes, "RX fifo XOFF threshold");
-
-/* RX FIFO XON watermark
- *
- * When the amount of the RX FIFO used decreases below this
- * watermark send XON. Only used if TX flow control is enabled (ethtool -A)
- * This also has an effect on RX/TX arbitration
- */
-int efx_nic_rx_xon_thresh = -1;
-module_param_named(rx_xon_thresh_bytes, efx_nic_rx_xon_thresh, int, 0644);
-MODULE_PARM_DESC(rx_xon_thresh_bytes, "RX fifo XON threshold");
-
 /* If EFX_MAX_INT_ERRORS internal errors occur within
  * EFX_INT_ERROR_EXPIRE seconds, we consider the NIC broken and
  * disable it.
diff --git a/drivers/net/sfc/nic.h b/drivers/net/sfc/nic.h
index eb0586925b51..d9de1b647d41 100644
--- a/drivers/net/sfc/nic.h
+++ b/drivers/net/sfc/nic.h
@@ -1,7 +1,7 @@
 /****************************************************************************
  * Driver for Solarflare Solarstorm network controllers and boards
  * Copyright 2005-2006 Fen Systems Ltd.
- * Copyright 2006-2009 Solarflare Communications Inc.
+ * Copyright 2006-2011 Solarflare Communications Inc.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 as published
@@ -142,20 +142,14 @@ static inline struct falcon_board *falcon_board(struct efx_nic *efx)
 
 /**
  * struct siena_nic_data - Siena NIC state
- * @fw_version: Management controller firmware version
- * @fw_build: Firmware build number
  * @mcdi: Management-Controller-to-Driver Interface
  * @wol_filter_id: Wake-on-LAN packet filter id
  */
 struct siena_nic_data {
-        u64 fw_version;
-        u32 fw_build;
         struct efx_mcdi_iface mcdi;
         int wol_filter_id;
 };
 
-extern void siena_print_fwver(struct efx_nic *efx, char *buf, size_t len);
-
 extern struct efx_nic_type falcon_a1_nic_type;
 extern struct efx_nic_type falcon_b0_nic_type;
 extern struct efx_nic_type siena_a0_nic_type;
@@ -194,7 +188,6 @@ extern void efx_nic_eventq_read_ack(struct efx_channel *channel);
 /* MAC/PHY */
 extern void falcon_drain_tx_fifo(struct efx_nic *efx);
 extern void falcon_reconfigure_mac_wrapper(struct efx_nic *efx);
-extern int efx_nic_rx_xoff_thresh, efx_nic_rx_xon_thresh;
 
 /* Interrupts and test events */
 extern int efx_nic_init_interrupt(struct efx_nic *efx);
diff --git a/drivers/net/sfc/phy.h b/drivers/net/sfc/phy.h
index 1dab609757fb..b3b79472421e 100644
--- a/drivers/net/sfc/phy.h
+++ b/drivers/net/sfc/phy.h
@@ -1,6 +1,6 @@
 /****************************************************************************
  * Driver for Solarflare Solarstorm network controllers and boards
- * Copyright 2007-2009 Solarflare Communications Inc.
+ * Copyright 2007-2010 Solarflare Communications Inc.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 as published
diff --git a/drivers/net/sfc/qt202x_phy.c b/drivers/net/sfc/qt202x_phy.c
index ea3ae0089315..55f90924247e 100644
--- a/drivers/net/sfc/qt202x_phy.c
+++ b/drivers/net/sfc/qt202x_phy.c
@@ -1,6 +1,6 @@
 /****************************************************************************
  * Driver for Solarflare Solarstorm network controllers and boards
- * Copyright 2006-2009 Solarflare Communications Inc.
+ * Copyright 2006-2010 Solarflare Communications Inc.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 as published
diff --git a/drivers/net/sfc/regs.h b/drivers/net/sfc/regs.h
index 8227de62014f..cc2c86b76a7b 100644
--- a/drivers/net/sfc/regs.h
+++ b/drivers/net/sfc/regs.h
@@ -1,7 +1,7 @@
 /****************************************************************************
  * Driver for Solarflare Solarstorm network controllers and boards
  * Copyright 2005-2006 Fen Systems Ltd.
- * Copyright 2006-2009 Solarflare Communications Inc.
+ * Copyright 2006-2010 Solarflare Communications Inc.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 as published
diff --git a/drivers/net/sfc/rx.c b/drivers/net/sfc/rx.c
index 3925fd621177..c0fdb59030fb 100644
--- a/drivers/net/sfc/rx.c
+++ b/drivers/net/sfc/rx.c
@@ -1,7 +1,7 @@
 /****************************************************************************
  * Driver for Solarflare Solarstorm network controllers and boards
  * Copyright 2005-2006 Fen Systems Ltd.
- * Copyright 2005-2009 Solarflare Communications Inc.
+ * Copyright 2005-2011 Solarflare Communications Inc.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 as published
@@ -89,24 +89,37 @@ static unsigned int rx_refill_limit = 95;
  */
 #define EFX_RXD_HEAD_ROOM 2
 
-static inline unsigned int efx_rx_buf_offset(struct efx_rx_buffer *buf)
+/* Offset of ethernet header within page */
+static inline unsigned int efx_rx_buf_offset(struct efx_nic *efx,
+                                             struct efx_rx_buffer *buf)
 {
         /* Offset is always within one page, so we don't need to consider
          * the page order.
          */
-        return (__force unsigned long) buf->data & (PAGE_SIZE - 1);
+        return (((__force unsigned long) buf->dma_addr & (PAGE_SIZE - 1)) +
+                efx->type->rx_buffer_hash_size);
 }
 static inline unsigned int efx_rx_buf_size(struct efx_nic *efx)
 {
         return PAGE_SIZE << efx->rx_buffer_order;
 }
 
-static inline u32 efx_rx_buf_hash(struct efx_rx_buffer *buf)
+static u8 *efx_rx_buf_eh(struct efx_nic *efx, struct efx_rx_buffer *buf)
 {
+        if (buf->is_page)
+                return page_address(buf->u.page) + efx_rx_buf_offset(efx, buf);
+        else
+                return ((u8 *)buf->u.skb->data +
+                        efx->type->rx_buffer_hash_size);
+}
+
+static inline u32 efx_rx_buf_hash(const u8 *eh)
+{
+        /* The ethernet header is always directly after any hash. */
 #if defined(CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS) || NET_IP_ALIGN % 4 == 0
-        return __le32_to_cpup((const __le32 *)(buf->data - 4));
+        return __le32_to_cpup((const __le32 *)(eh - 4));
 #else
-        const u8 *data = (const u8 *)(buf->data - 4);
+        const u8 *data = eh - 4;
         return ((u32)data[0]       |
                 (u32)data[1] << 8  |
                 (u32)data[2] << 16 |
@@ -129,6 +142,7 @@ static int efx_init_rx_buffers_skb(struct efx_rx_queue *rx_queue)
         struct efx_nic *efx = rx_queue->efx;
         struct net_device *net_dev = efx->net_dev;
         struct efx_rx_buffer *rx_buf;
+        struct sk_buff *skb;
         int skb_len = efx->rx_buffer_len;
         unsigned index, count;
 
@@ -136,24 +150,23 @@ static int efx_init_rx_buffers_skb(struct efx_rx_queue *rx_queue)
                 index = rx_queue->added_count & rx_queue->ptr_mask;
                 rx_buf = efx_rx_buffer(rx_queue, index);
 
-                rx_buf->skb = netdev_alloc_skb(net_dev, skb_len);
-                if (unlikely(!rx_buf->skb))
+                rx_buf->u.skb = skb = netdev_alloc_skb(net_dev, skb_len);
+                if (unlikely(!skb))
                         return -ENOMEM;
-                rx_buf->page = NULL;
 
                 /* Adjust the SKB for padding and checksum */
-                skb_reserve(rx_buf->skb, NET_IP_ALIGN);
+                skb_reserve(skb, NET_IP_ALIGN);
                 rx_buf->len = skb_len - NET_IP_ALIGN;
-                rx_buf->data = (char *)rx_buf->skb->data;
-                rx_buf->skb->ip_summed = CHECKSUM_UNNECESSARY;
+                rx_buf->is_page = false;
+                skb->ip_summed = CHECKSUM_UNNECESSARY;
 
                 rx_buf->dma_addr = pci_map_single(efx->pci_dev,
-                                                  rx_buf->data, rx_buf->len,
+                                                  skb->data, rx_buf->len,
                                                   PCI_DMA_FROMDEVICE);
                 if (unlikely(pci_dma_mapping_error(efx->pci_dev,
                                                    rx_buf->dma_addr))) {
-                        dev_kfree_skb_any(rx_buf->skb);
-                        rx_buf->skb = NULL;
+                        dev_kfree_skb_any(skb);
+                        rx_buf->u.skb = NULL;
                         return -EIO;
                 }
 
@@ -211,10 +224,9 @@ static int efx_init_rx_buffers_page(struct efx_rx_queue *rx_queue)
                 index = rx_queue->added_count & rx_queue->ptr_mask;
                 rx_buf = efx_rx_buffer(rx_queue, index);
                 rx_buf->dma_addr = dma_addr + EFX_PAGE_IP_ALIGN;
-                rx_buf->skb = NULL;
-                rx_buf->page = page;
-                rx_buf->data = page_addr + EFX_PAGE_IP_ALIGN;
+                rx_buf->u.page = page;
                 rx_buf->len = efx->rx_buffer_len - EFX_PAGE_IP_ALIGN;
+                rx_buf->is_page = true;
                 ++rx_queue->added_count;
                 ++rx_queue->alloc_page_count;
                 ++state->refcnt;
@@ -235,19 +247,17 @@ static int efx_init_rx_buffers_page(struct efx_rx_queue *rx_queue)
 static void efx_unmap_rx_buffer(struct efx_nic *efx,
                                 struct efx_rx_buffer *rx_buf)
 {
-        if (rx_buf->page) {
+        if (rx_buf->is_page && rx_buf->u.page) {
                 struct efx_rx_page_state *state;
 
-                EFX_BUG_ON_PARANOID(rx_buf->skb);
-
-                state = page_address(rx_buf->page);
+                state = page_address(rx_buf->u.page);
                 if (--state->refcnt == 0) {
                         pci_unmap_page(efx->pci_dev,
                                        state->dma_addr,
                                        efx_rx_buf_size(efx),
                                        PCI_DMA_FROMDEVICE);
                 }
-        } else if (likely(rx_buf->skb)) {
+        } else if (!rx_buf->is_page && rx_buf->u.skb) {
                 pci_unmap_single(efx->pci_dev, rx_buf->dma_addr,
                                  rx_buf->len, PCI_DMA_FROMDEVICE);
         }
@@ -256,12 +266,12 @@ static void efx_unmap_rx_buffer(struct efx_nic *efx,
 static void efx_free_rx_buffer(struct efx_nic *efx,
                                struct efx_rx_buffer *rx_buf)
 {
-        if (rx_buf->page) {
-                __free_pages(rx_buf->page, efx->rx_buffer_order);
-                rx_buf->page = NULL;
-        } else if (likely(rx_buf->skb)) {
-                dev_kfree_skb_any(rx_buf->skb);
-                rx_buf->skb = NULL;
+        if (rx_buf->is_page && rx_buf->u.page) {
+                __free_pages(rx_buf->u.page, efx->rx_buffer_order);
+                rx_buf->u.page = NULL;
+        } else if (!rx_buf->is_page && rx_buf->u.skb) {
+                dev_kfree_skb_any(rx_buf->u.skb);
+                rx_buf->u.skb = NULL;
         }
 }
 
@@ -277,7 +287,7 @@ static void efx_fini_rx_buffer(struct efx_rx_queue *rx_queue,
 static void efx_resurrect_rx_buffer(struct efx_rx_queue *rx_queue,
                                     struct efx_rx_buffer *rx_buf)
 {
-        struct efx_rx_page_state *state = page_address(rx_buf->page);
+        struct efx_rx_page_state *state = page_address(rx_buf->u.page);
         struct efx_rx_buffer *new_buf;
         unsigned fill_level, index;
 
@@ -292,16 +302,14 @@ static void efx_resurrect_rx_buffer(struct efx_rx_queue *rx_queue,
         }
 
         ++state->refcnt;
-        get_page(rx_buf->page);
+        get_page(rx_buf->u.page);
 
         index = rx_queue->added_count & rx_queue->ptr_mask;
         new_buf = efx_rx_buffer(rx_queue, index);
         new_buf->dma_addr = rx_buf->dma_addr ^ (PAGE_SIZE >> 1);
-        new_buf->skb = NULL;
-        new_buf->page = rx_buf->page;
-        new_buf->data = (void *)
-                ((__force unsigned long)rx_buf->data ^ (PAGE_SIZE >> 1));
+        new_buf->u.page = rx_buf->u.page;
         new_buf->len = rx_buf->len;
+        new_buf->is_page = true;
         ++rx_queue->added_count;
 }
 
@@ -315,16 +323,15 @@ static void efx_recycle_rx_buffer(struct efx_channel *channel,
         struct efx_rx_buffer *new_buf;
         unsigned index;
 
-        if (rx_buf->page != NULL && efx->rx_buffer_len <= EFX_RX_HALF_PAGE &&
-            page_count(rx_buf->page) == 1)
+        if (rx_buf->is_page && efx->rx_buffer_len <= EFX_RX_HALF_PAGE &&
+            page_count(rx_buf->u.page) == 1)
                 efx_resurrect_rx_buffer(rx_queue, rx_buf);
 
         index = rx_queue->added_count & rx_queue->ptr_mask;
         new_buf = efx_rx_buffer(rx_queue, index);
 
         memcpy(new_buf, rx_buf, sizeof(*new_buf));
-        rx_buf->page = NULL;
-        rx_buf->skb = NULL;
+        rx_buf->u.page = NULL;
         ++rx_queue->added_count;
 }
 
@@ -428,7 +435,7 @@ static void efx_rx_packet__check_len(struct efx_rx_queue *rx_queue,
                  * data at the end of the skb will be trashed. So
                  * we have no choice but to leak the fragment.
                  */
-                *leak_packet = (rx_buf->skb != NULL);
+                *leak_packet = !rx_buf->is_page;
                 efx_schedule_reset(efx, RESET_TYPE_RX_RECOVERY);
         } else {
                 if (net_ratelimit())
@@ -448,19 +455,18 @@ static void efx_rx_packet__check_len(struct efx_rx_queue *rx_queue,
  */
 static void efx_rx_packet_gro(struct efx_channel *channel,
                               struct efx_rx_buffer *rx_buf,
-                              bool checksummed)
+                              const u8 *eh, bool checksummed)
 {
         struct napi_struct *napi = &channel->napi_str;
         gro_result_t gro_result;
 
         /* Pass the skb/page into the GRO engine */
-        if (rx_buf->page) {
+        if (rx_buf->is_page) {
                 struct efx_nic *efx = channel->efx;
-                struct page *page = rx_buf->page;
+                struct page *page = rx_buf->u.page;
                 struct sk_buff *skb;
 
-                EFX_BUG_ON_PARANOID(rx_buf->skb);
-                rx_buf->page = NULL;
+                rx_buf->u.page = NULL;
 
                 skb = napi_get_frags(napi);
                 if (!skb) {
@@ -469,11 +475,11 @@ static void efx_rx_packet_gro(struct efx_channel *channel,
                 }
 
                 if (efx->net_dev->features & NETIF_F_RXHASH)
-                        skb->rxhash = efx_rx_buf_hash(rx_buf);
+                        skb->rxhash = efx_rx_buf_hash(eh);
 
                 skb_shinfo(skb)->frags[0].page = page;
                 skb_shinfo(skb)->frags[0].page_offset =
-                        efx_rx_buf_offset(rx_buf);
+                        efx_rx_buf_offset(efx, rx_buf);
                 skb_shinfo(skb)->frags[0].size = rx_buf->len;
                 skb_shinfo(skb)->nr_frags = 1;
 
@@ -487,11 +493,10 @@ static void efx_rx_packet_gro(struct efx_channel *channel,
 
                 gro_result = napi_gro_frags(napi);
         } else {
-                struct sk_buff *skb = rx_buf->skb;
+                struct sk_buff *skb = rx_buf->u.skb;
 
-                EFX_BUG_ON_PARANOID(!skb);
                 EFX_BUG_ON_PARANOID(!checksummed);
-                rx_buf->skb = NULL;
+                rx_buf->u.skb = NULL;
 
                 gro_result = napi_gro_receive(napi, skb);
         }
@@ -513,9 +518,6 @@ void efx_rx_packet(struct efx_rx_queue *rx_queue, unsigned int index,
         bool leak_packet = false;
 
         rx_buf = efx_rx_buffer(rx_queue, index);
-        EFX_BUG_ON_PARANOID(!rx_buf->data);
-        EFX_BUG_ON_PARANOID(rx_buf->skb && rx_buf->page);
-        EFX_BUG_ON_PARANOID(!(rx_buf->skb || rx_buf->page));
 
         /* This allows the refill path to post another buffer.
          * EFX_RXD_HEAD_ROOM ensures that the slot we are using
@@ -554,12 +556,12 @@ void efx_rx_packet(struct efx_rx_queue *rx_queue, unsigned int index,
         /* Prefetch nice and early so data will (hopefully) be in cache by
          * the time we look at it.
          */
-        prefetch(rx_buf->data);
+        prefetch(efx_rx_buf_eh(efx, rx_buf));
 
         /* Pipeline receives so that we give time for packet headers to be
          * prefetched into cache.
          */
-        rx_buf->len = len;
+        rx_buf->len = len - efx->type->rx_buffer_hash_size;
 out:
         if (channel->rx_pkt)
                 __efx_rx_packet(channel,
@@ -574,45 +576,43 @@ void __efx_rx_packet(struct efx_channel *channel,
 {
         struct efx_nic *efx = channel->efx;
         struct sk_buff *skb;
-
-        rx_buf->data += efx->type->rx_buffer_hash_size;
-        rx_buf->len -= efx->type->rx_buffer_hash_size;
+        u8 *eh = efx_rx_buf_eh(efx, rx_buf);
 
         /* If we're in loopback test, then pass the packet directly to the
          * loopback layer, and free the rx_buf here
          */
         if (unlikely(efx->loopback_selftest)) {
-                efx_loopback_rx_packet(efx, rx_buf->data, rx_buf->len);
+                efx_loopback_rx_packet(efx, eh, rx_buf->len);
                 efx_free_rx_buffer(efx, rx_buf);
                 return;
         }
 
-        if (rx_buf->skb) {
-                prefetch(skb_shinfo(rx_buf->skb));
+        if (!rx_buf->is_page) {
+                skb = rx_buf->u.skb;
 
-                skb_reserve(rx_buf->skb, efx->type->rx_buffer_hash_size);
-                skb_put(rx_buf->skb, rx_buf->len);
+                prefetch(skb_shinfo(skb));
+
+                skb_reserve(skb, efx->type->rx_buffer_hash_size);
+                skb_put(skb, rx_buf->len);
 
                 if (efx->net_dev->features & NETIF_F_RXHASH)
-                        rx_buf->skb->rxhash = efx_rx_buf_hash(rx_buf);
+                        skb->rxhash = efx_rx_buf_hash(eh);
 
                 /* Move past the ethernet header. rx_buf->data still points
                  * at the ethernet header */
-                rx_buf->skb->protocol = eth_type_trans(rx_buf->skb,
-                                                       efx->net_dev);
+                skb->protocol = eth_type_trans(skb, efx->net_dev);
 
-                skb_record_rx_queue(rx_buf->skb, channel->channel);
+                skb_record_rx_queue(skb, channel->channel);
         }
 
-        if (likely(checksummed || rx_buf->page)) {
-                efx_rx_packet_gro(channel, rx_buf, checksummed);
+        if (likely(checksummed || rx_buf->is_page)) {
+                efx_rx_packet_gro(channel, rx_buf, eh, checksummed);
                 return;
         }
 
         /* We now own the SKB */
-        skb = rx_buf->skb;
-        rx_buf->skb = NULL;
-        EFX_BUG_ON_PARANOID(!skb);
+        skb = rx_buf->u.skb;
+        rx_buf->u.skb = NULL;
 
         /* Set the SKB flags */
         skb_checksum_none_assert(skb);
diff --git a/drivers/net/sfc/selftest.c b/drivers/net/sfc/selftest.c
index f936892aa423..a0f49b348d62 100644
--- a/drivers/net/sfc/selftest.c
+++ b/drivers/net/sfc/selftest.c
@@ -1,7 +1,7 @@
 /****************************************************************************
  * Driver for Solarflare Solarstorm network controllers and boards
  * Copyright 2005-2006 Fen Systems Ltd.
- * Copyright 2006-2009 Solarflare Communications Inc.
+ * Copyright 2006-2010 Solarflare Communications Inc.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 as published
diff --git a/drivers/net/sfc/selftest.h b/drivers/net/sfc/selftest.h
index aed495a4dad7..dba5456e70f3 100644
--- a/drivers/net/sfc/selftest.h
+++ b/drivers/net/sfc/selftest.h
@@ -1,7 +1,7 @@
 /****************************************************************************
  * Driver for Solarflare Solarstorm network controllers and boards
  * Copyright 2005-2006 Fen Systems Ltd.
- * Copyright 2006-2008 Solarflare Communications Inc.
+ * Copyright 2006-2010 Solarflare Communications Inc.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 as published
diff --git a/drivers/net/sfc/siena.c b/drivers/net/sfc/siena.c
index bf8456176443..e4dd8986b1fe 100644
--- a/drivers/net/sfc/siena.c
+++ b/drivers/net/sfc/siena.c
@@ -1,7 +1,7 @@
 /****************************************************************************
  * Driver for Solarflare Solarstorm network controllers and boards
  * Copyright 2005-2006 Fen Systems Ltd.
- * Copyright 2006-2009 Solarflare Communications Inc.
+ * Copyright 2006-2010 Solarflare Communications Inc.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 as published
@@ -227,13 +227,6 @@ static int siena_probe_nic(struct efx_nic *efx)
         if (rc)
                 goto fail1;
 
-        rc = efx_mcdi_fwver(efx, &nic_data->fw_version, &nic_data->fw_build);
-        if (rc) {
-                netif_err(efx, probe, efx->net_dev,
-                          "Failed to read MCPU firmware version - rc %d\n", rc);
-                goto fail1; /* MCPU absent? */
-        }
-
         /* Let the BMC know that the driver is now in charge of link and
          * filter settings. We must do this before we reset the NIC */
         rc = efx_mcdi_drv_attach(efx, true, &already_attached);
@@ -348,11 +341,6 @@ static int siena_init_nic(struct efx_nic *efx)
                FRF_CZ_RX_RSS_IPV6_TKEY_HI_WIDTH / 8);
         efx_writeo(efx, &temp, FR_CZ_RX_RSS_IPV6_REG3);
 
-        if (efx_nic_rx_xoff_thresh >= 0 || efx_nic_rx_xon_thresh >= 0)
-                /* No MCDI operation has been defined to set thresholds */
-                netif_err(efx, hw, efx->net_dev,
-                          "ignoring RX flow control thresholds\n");
-
         /* Enable event logging */
         rc = efx_mcdi_log_ctrl(efx, true, false, 0);
         if (rc)
@@ -514,16 +502,6 @@ static void siena_stop_nic_stats(struct efx_nic *efx)
         efx_mcdi_mac_stats(efx, efx->stats_buffer.dma_addr, 0, 0, 0);
 }
 
-void siena_print_fwver(struct efx_nic *efx, char *buf, size_t len)
-{
-        struct siena_nic_data *nic_data = efx->nic_data;
-        snprintf(buf, len, "%u.%u.%u.%u",
-                 (unsigned int)(nic_data->fw_version >> 48),
-                 (unsigned int)(nic_data->fw_version >> 32 & 0xffff),
-                 (unsigned int)(nic_data->fw_version >> 16 & 0xffff),
-                 (unsigned int)(nic_data->fw_version & 0xffff));
-}
-
 /**************************************************************************
  *
  * Wake on LAN
diff --git a/drivers/net/sfc/spi.h b/drivers/net/sfc/spi.h
index 879b7f6bde3d..71f2e3ebe1c7 100644
--- a/drivers/net/sfc/spi.h
+++ b/drivers/net/sfc/spi.h
@@ -1,7 +1,7 @@
 /****************************************************************************
  * Driver for Solarflare Solarstorm network controllers and boards
  * Copyright 2005 Fen Systems Ltd.
- * Copyright 2006 Solarflare Communications Inc.
+ * Copyright 2006-2010 Solarflare Communications Inc.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 as published
diff --git a/drivers/net/sfc/tenxpress.c b/drivers/net/sfc/tenxpress.c
index f102912eba91..efdceb35aaae 100644
--- a/drivers/net/sfc/tenxpress.c
+++ b/drivers/net/sfc/tenxpress.c
@@ -1,6 +1,6 @@
 /****************************************************************************
  * Driver for Solarflare Solarstorm network controllers and boards
- * Copyright 2007-2009 Solarflare Communications Inc.
+ * Copyright 2007-2011 Solarflare Communications Inc.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 as published
@@ -196,7 +196,7 @@ static int tenxpress_phy_init(struct efx_nic *efx)
                 if (rc < 0)
                         return rc;
 
-                rc = efx_mdio_check_mmds(efx, TENXPRESS_REQUIRED_DEVS, 0);
+                rc = efx_mdio_check_mmds(efx, TENXPRESS_REQUIRED_DEVS);
                 if (rc < 0)
                         return rc;
         }
diff --git a/drivers/net/sfc/tx.c b/drivers/net/sfc/tx.c
index 1a51653bb92b..139801908217 100644
--- a/drivers/net/sfc/tx.c
+++ b/drivers/net/sfc/tx.c
@@ -1,7 +1,7 @@
 /****************************************************************************
  * Driver for Solarflare Solarstorm network controllers and boards
  * Copyright 2005-2006 Fen Systems Ltd.
- * Copyright 2005-2009 Solarflare Communications Inc.
+ * Copyright 2005-2010 Solarflare Communications Inc.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 as published
diff --git a/drivers/net/sfc/txc43128_phy.c b/drivers/net/sfc/txc43128_phy.c
index 351794a79215..d9886addcc99 100644
--- a/drivers/net/sfc/txc43128_phy.c
+++ b/drivers/net/sfc/txc43128_phy.c
@@ -1,6 +1,6 @@
 /****************************************************************************
  * Driver for Solarflare Solarstorm network controllers and boards
- * Copyright 2006-2010 Solarflare Communications Inc.
+ * Copyright 2006-2011 Solarflare Communications Inc.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 as published
@@ -193,7 +193,7 @@ static int txc_reset_phy(struct efx_nic *efx)
                 goto fail;
 
         /* Check that all the MMDs we expect are present and responding. */
-        rc = efx_mdio_check_mmds(efx, TXC_REQUIRED_DEVS, 0);
+        rc = efx_mdio_check_mmds(efx, TXC_REQUIRED_DEVS);
         if (rc < 0)
                 goto fail;
 
diff --git a/drivers/net/sfc/workarounds.h b/drivers/net/sfc/workarounds.h
index e0d63083c3a8..e4dd3a7f304b 100644
--- a/drivers/net/sfc/workarounds.h
+++ b/drivers/net/sfc/workarounds.h
@@ -1,6 +1,6 @@
 /****************************************************************************
  * Driver for Solarflare Solarstorm network controllers and boards
- * Copyright 2006-2009 Solarflare Communications Inc.
+ * Copyright 2006-2010 Solarflare Communications Inc.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 as published