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-rw-r--r--drivers/net/igb/e1000_82575.c11
-rw-r--r--drivers/net/igb/igb.h9
-rw-r--r--drivers/net/igb/igb_main.c24
-rw-r--r--drivers/net/sfc/efx.c59
-rw-r--r--drivers/net/sfc/efx.h9
-rw-r--r--drivers/net/sfc/ethtool.c3
-rw-r--r--drivers/net/sfc/falcon.c32
-rw-r--r--drivers/net/sfc/mdio_10g.c191
-rw-r--r--drivers/net/sfc/mdio_10g.h3
-rw-r--r--drivers/net/sfc/net_driver.h9
-rw-r--r--drivers/net/sfc/phy.h1
-rw-r--r--drivers/net/sfc/selftest.c7
-rw-r--r--drivers/net/sfc/sfe4001.c42
-rw-r--r--drivers/net/sfc/tenxpress.c213
-rw-r--r--drivers/net/sfc/workarounds.h12
-rw-r--r--drivers/net/sky2.c6
-rw-r--r--net/ipv6/ip6mr.c1
-rw-r--r--net/packet/af_packet.c9
18 files changed, 313 insertions, 328 deletions
diff --git a/drivers/net/igb/e1000_82575.c b/drivers/net/igb/e1000_82575.c
index f5e2e7235fcb..13ca73f96ec6 100644
--- a/drivers/net/igb/e1000_82575.c
+++ b/drivers/net/igb/e1000_82575.c
@@ -699,11 +699,18 @@ static s32 igb_check_for_link_82575(struct e1000_hw *hw)
699 699
700 /* SGMII link check is done through the PCS register. */ 700 /* SGMII link check is done through the PCS register. */
701 if ((hw->phy.media_type != e1000_media_type_copper) || 701 if ((hw->phy.media_type != e1000_media_type_copper) ||
702 (igb_sgmii_active_82575(hw))) 702 (igb_sgmii_active_82575(hw))) {
703 ret_val = igb_get_pcs_speed_and_duplex_82575(hw, &speed, 703 ret_val = igb_get_pcs_speed_and_duplex_82575(hw, &speed,
704 &duplex); 704 &duplex);
705 else 705 /*
706 * Use this flag to determine if link needs to be checked or
707 * not. If we have link clear the flag so that we do not
708 * continue to check for link.
709 */
710 hw->mac.get_link_status = !hw->mac.serdes_has_link;
711 } else {
706 ret_val = igb_check_for_copper_link(hw); 712 ret_val = igb_check_for_copper_link(hw);
713 }
707 714
708 return ret_val; 715 return ret_val;
709} 716}
diff --git a/drivers/net/igb/igb.h b/drivers/net/igb/igb.h
index 5a27825cc48a..aebef8e48e76 100644
--- a/drivers/net/igb/igb.h
+++ b/drivers/net/igb/igb.h
@@ -300,11 +300,10 @@ struct igb_adapter {
300 300
301#define IGB_FLAG_HAS_MSI (1 << 0) 301#define IGB_FLAG_HAS_MSI (1 << 0)
302#define IGB_FLAG_MSI_ENABLE (1 << 1) 302#define IGB_FLAG_MSI_ENABLE (1 << 1)
303#define IGB_FLAG_HAS_DCA (1 << 2) 303#define IGB_FLAG_DCA_ENABLED (1 << 2)
304#define IGB_FLAG_DCA_ENABLED (1 << 3) 304#define IGB_FLAG_IN_NETPOLL (1 << 3)
305#define IGB_FLAG_IN_NETPOLL (1 << 5) 305#define IGB_FLAG_QUAD_PORT_A (1 << 4)
306#define IGB_FLAG_QUAD_PORT_A (1 << 6) 306#define IGB_FLAG_NEED_CTX_IDX (1 << 5)
307#define IGB_FLAG_NEED_CTX_IDX (1 << 7)
308 307
309enum e1000_state_t { 308enum e1000_state_t {
310 __IGB_TESTING, 309 __IGB_TESTING,
diff --git a/drivers/net/igb/igb_main.c b/drivers/net/igb/igb_main.c
index b82b0fb2056c..a50db5398fa5 100644
--- a/drivers/net/igb/igb_main.c
+++ b/drivers/net/igb/igb_main.c
@@ -206,10 +206,11 @@ static int __init igb_init_module(void)
206 206
207 global_quad_port_a = 0; 207 global_quad_port_a = 0;
208 208
209 ret = pci_register_driver(&igb_driver);
210#ifdef CONFIG_IGB_DCA 209#ifdef CONFIG_IGB_DCA
211 dca_register_notify(&dca_notifier); 210 dca_register_notify(&dca_notifier);
212#endif 211#endif
212
213 ret = pci_register_driver(&igb_driver);
213 return ret; 214 return ret;
214} 215}
215 216
@@ -1156,11 +1157,10 @@ static int __devinit igb_probe(struct pci_dev *pdev,
1156 1157
1157 /* set flags */ 1158 /* set flags */
1158 switch (hw->mac.type) { 1159 switch (hw->mac.type) {
1159 case e1000_82576:
1160 case e1000_82575: 1160 case e1000_82575:
1161 adapter->flags |= IGB_FLAG_HAS_DCA;
1162 adapter->flags |= IGB_FLAG_NEED_CTX_IDX; 1161 adapter->flags |= IGB_FLAG_NEED_CTX_IDX;
1163 break; 1162 break;
1163 case e1000_82576:
1164 default: 1164 default:
1165 break; 1165 break;
1166 } 1166 }
@@ -1310,8 +1310,7 @@ static int __devinit igb_probe(struct pci_dev *pdev,
1310 goto err_register; 1310 goto err_register;
1311 1311
1312#ifdef CONFIG_IGB_DCA 1312#ifdef CONFIG_IGB_DCA
1313 if ((adapter->flags & IGB_FLAG_HAS_DCA) && 1313 if (dca_add_requester(&pdev->dev) == 0) {
1314 (dca_add_requester(&pdev->dev) == 0)) {
1315 adapter->flags |= IGB_FLAG_DCA_ENABLED; 1314 adapter->flags |= IGB_FLAG_DCA_ENABLED;
1316 dev_info(&pdev->dev, "DCA enabled\n"); 1315 dev_info(&pdev->dev, "DCA enabled\n");
1317 /* Always use CB2 mode, difference is masked 1316 /* Always use CB2 mode, difference is masked
@@ -1835,11 +1834,11 @@ static void igb_setup_rctl(struct igb_adapter *adapter)
1835 rctl |= E1000_RCTL_SECRC; 1834 rctl |= E1000_RCTL_SECRC;
1836 1835
1837 /* 1836 /*
1838 * disable store bad packets, long packet enable, and clear size bits. 1837 * disable store bad packets and clear size bits.
1839 */ 1838 */
1840 rctl &= ~(E1000_RCTL_SBP | E1000_RCTL_LPE | E1000_RCTL_SZ_256); 1839 rctl &= ~(E1000_RCTL_SBP | E1000_RCTL_SZ_256);
1841 1840
1842 if (adapter->netdev->mtu > ETH_DATA_LEN) 1841 /* enable LPE when to prevent packets larger than max_frame_size */
1843 rctl |= E1000_RCTL_LPE; 1842 rctl |= E1000_RCTL_LPE;
1844 1843
1845 /* Setup buffer sizes */ 1844 /* Setup buffer sizes */
@@ -1865,7 +1864,7 @@ static void igb_setup_rctl(struct igb_adapter *adapter)
1865 */ 1864 */
1866 /* allocations using alloc_page take too long for regular MTU 1865 /* allocations using alloc_page take too long for regular MTU
1867 * so only enable packet split for jumbo frames */ 1866 * so only enable packet split for jumbo frames */
1868 if (rctl & E1000_RCTL_LPE) { 1867 if (adapter->netdev->mtu > ETH_DATA_LEN) {
1869 adapter->rx_ps_hdr_size = IGB_RXBUFFER_128; 1868 adapter->rx_ps_hdr_size = IGB_RXBUFFER_128;
1870 srrctl |= adapter->rx_ps_hdr_size << 1869 srrctl |= adapter->rx_ps_hdr_size <<
1871 E1000_SRRCTL_BSIZEHDRSIZE_SHIFT; 1870 E1000_SRRCTL_BSIZEHDRSIZE_SHIFT;
@@ -3473,19 +3472,16 @@ static int __igb_notify_dca(struct device *dev, void *data)
3473 struct e1000_hw *hw = &adapter->hw; 3472 struct e1000_hw *hw = &adapter->hw;
3474 unsigned long event = *(unsigned long *)data; 3473 unsigned long event = *(unsigned long *)data;
3475 3474
3476 if (!(adapter->flags & IGB_FLAG_HAS_DCA))
3477 goto out;
3478
3479 switch (event) { 3475 switch (event) {
3480 case DCA_PROVIDER_ADD: 3476 case DCA_PROVIDER_ADD:
3481 /* if already enabled, don't do it again */ 3477 /* if already enabled, don't do it again */
3482 if (adapter->flags & IGB_FLAG_DCA_ENABLED) 3478 if (adapter->flags & IGB_FLAG_DCA_ENABLED)
3483 break; 3479 break;
3484 adapter->flags |= IGB_FLAG_DCA_ENABLED;
3485 /* Always use CB2 mode, difference is masked 3480 /* Always use CB2 mode, difference is masked
3486 * in the CB driver. */ 3481 * in the CB driver. */
3487 wr32(E1000_DCA_CTRL, 2); 3482 wr32(E1000_DCA_CTRL, 2);
3488 if (dca_add_requester(dev) == 0) { 3483 if (dca_add_requester(dev) == 0) {
3484 adapter->flags |= IGB_FLAG_DCA_ENABLED;
3489 dev_info(&adapter->pdev->dev, "DCA enabled\n"); 3485 dev_info(&adapter->pdev->dev, "DCA enabled\n");
3490 igb_setup_dca(adapter); 3486 igb_setup_dca(adapter);
3491 break; 3487 break;
@@ -3502,7 +3498,7 @@ static int __igb_notify_dca(struct device *dev, void *data)
3502 } 3498 }
3503 break; 3499 break;
3504 } 3500 }
3505out: 3501
3506 return 0; 3502 return 0;
3507} 3503}
3508 3504
diff --git a/drivers/net/sfc/efx.c b/drivers/net/sfc/efx.c
index 7673fd92eaf5..ab0e09bf154d 100644
--- a/drivers/net/sfc/efx.c
+++ b/drivers/net/sfc/efx.c
@@ -676,9 +676,8 @@ static int efx_init_port(struct efx_nic *efx)
676 rc = efx->phy_op->init(efx); 676 rc = efx->phy_op->init(efx);
677 if (rc) 677 if (rc)
678 return rc; 678 return rc;
679 efx->phy_op->reconfigure(efx);
680
681 mutex_lock(&efx->mac_lock); 679 mutex_lock(&efx->mac_lock);
680 efx->phy_op->reconfigure(efx);
682 rc = falcon_switch_mac(efx); 681 rc = falcon_switch_mac(efx);
683 mutex_unlock(&efx->mac_lock); 682 mutex_unlock(&efx->mac_lock);
684 if (rc) 683 if (rc)
@@ -686,7 +685,7 @@ static int efx_init_port(struct efx_nic *efx)
686 efx->mac_op->reconfigure(efx); 685 efx->mac_op->reconfigure(efx);
687 686
688 efx->port_initialized = true; 687 efx->port_initialized = true;
689 efx->stats_enabled = true; 688 efx_stats_enable(efx);
690 return 0; 689 return 0;
691 690
692fail: 691fail:
@@ -735,6 +734,7 @@ static void efx_fini_port(struct efx_nic *efx)
735 if (!efx->port_initialized) 734 if (!efx->port_initialized)
736 return; 735 return;
737 736
737 efx_stats_disable(efx);
738 efx->phy_op->fini(efx); 738 efx->phy_op->fini(efx);
739 efx->port_initialized = false; 739 efx->port_initialized = false;
740 740
@@ -1361,6 +1361,20 @@ static int efx_net_stop(struct net_device *net_dev)
1361 return 0; 1361 return 0;
1362} 1362}
1363 1363
1364void efx_stats_disable(struct efx_nic *efx)
1365{
1366 spin_lock(&efx->stats_lock);
1367 ++efx->stats_disable_count;
1368 spin_unlock(&efx->stats_lock);
1369}
1370
1371void efx_stats_enable(struct efx_nic *efx)
1372{
1373 spin_lock(&efx->stats_lock);
1374 --efx->stats_disable_count;
1375 spin_unlock(&efx->stats_lock);
1376}
1377
1364/* Context: process, dev_base_lock or RTNL held, non-blocking. */ 1378/* Context: process, dev_base_lock or RTNL held, non-blocking. */
1365static struct net_device_stats *efx_net_stats(struct net_device *net_dev) 1379static struct net_device_stats *efx_net_stats(struct net_device *net_dev)
1366{ 1380{
@@ -1369,12 +1383,12 @@ static struct net_device_stats *efx_net_stats(struct net_device *net_dev)
1369 struct net_device_stats *stats = &net_dev->stats; 1383 struct net_device_stats *stats = &net_dev->stats;
1370 1384
1371 /* Update stats if possible, but do not wait if another thread 1385 /* Update stats if possible, but do not wait if another thread
1372 * is updating them (or resetting the NIC); slightly stale 1386 * is updating them or if MAC stats fetches are temporarily
1373 * stats are acceptable. 1387 * disabled; slightly stale stats are acceptable.
1374 */ 1388 */
1375 if (!spin_trylock(&efx->stats_lock)) 1389 if (!spin_trylock(&efx->stats_lock))
1376 return stats; 1390 return stats;
1377 if (efx->stats_enabled) { 1391 if (!efx->stats_disable_count) {
1378 efx->mac_op->update_stats(efx); 1392 efx->mac_op->update_stats(efx);
1379 falcon_update_nic_stats(efx); 1393 falcon_update_nic_stats(efx);
1380 } 1394 }
@@ -1622,16 +1636,12 @@ static void efx_unregister_netdev(struct efx_nic *efx)
1622 1636
1623/* Tears down the entire software state and most of the hardware state 1637/* Tears down the entire software state and most of the hardware state
1624 * before reset. */ 1638 * before reset. */
1625void efx_reset_down(struct efx_nic *efx, struct ethtool_cmd *ecmd) 1639void efx_reset_down(struct efx_nic *efx, enum reset_type method,
1640 struct ethtool_cmd *ecmd)
1626{ 1641{
1627 EFX_ASSERT_RESET_SERIALISED(efx); 1642 EFX_ASSERT_RESET_SERIALISED(efx);
1628 1643
1629 /* The net_dev->get_stats handler is quite slow, and will fail 1644 efx_stats_disable(efx);
1630 * if a fetch is pending over reset. Serialise against it. */
1631 spin_lock(&efx->stats_lock);
1632 efx->stats_enabled = false;
1633 spin_unlock(&efx->stats_lock);
1634
1635 efx_stop_all(efx); 1645 efx_stop_all(efx);
1636 mutex_lock(&efx->mac_lock); 1646 mutex_lock(&efx->mac_lock);
1637 mutex_lock(&efx->spi_lock); 1647 mutex_lock(&efx->spi_lock);
@@ -1639,6 +1649,8 @@ void efx_reset_down(struct efx_nic *efx, struct ethtool_cmd *ecmd)
1639 efx->phy_op->get_settings(efx, ecmd); 1649 efx->phy_op->get_settings(efx, ecmd);
1640 1650
1641 efx_fini_channels(efx); 1651 efx_fini_channels(efx);
1652 if (efx->port_initialized && method != RESET_TYPE_INVISIBLE)
1653 efx->phy_op->fini(efx);
1642} 1654}
1643 1655
1644/* This function will always ensure that the locks acquired in 1656/* This function will always ensure that the locks acquired in
@@ -1646,7 +1658,8 @@ void efx_reset_down(struct efx_nic *efx, struct ethtool_cmd *ecmd)
1646 * that we were unable to reinitialise the hardware, and the 1658 * that we were unable to reinitialise the hardware, and the
1647 * driver should be disabled. If ok is false, then the rx and tx 1659 * driver should be disabled. If ok is false, then the rx and tx
1648 * engines are not restarted, pending a RESET_DISABLE. */ 1660 * engines are not restarted, pending a RESET_DISABLE. */
1649int efx_reset_up(struct efx_nic *efx, struct ethtool_cmd *ecmd, bool ok) 1661int efx_reset_up(struct efx_nic *efx, enum reset_type method,
1662 struct ethtool_cmd *ecmd, bool ok)
1650{ 1663{
1651 int rc; 1664 int rc;
1652 1665
@@ -1658,6 +1671,15 @@ int efx_reset_up(struct efx_nic *efx, struct ethtool_cmd *ecmd, bool ok)
1658 ok = false; 1671 ok = false;
1659 } 1672 }
1660 1673
1674 if (efx->port_initialized && method != RESET_TYPE_INVISIBLE) {
1675 if (ok) {
1676 rc = efx->phy_op->init(efx);
1677 if (rc)
1678 ok = false;
1679 } else
1680 efx->port_initialized = false;
1681 }
1682
1661 if (ok) { 1683 if (ok) {
1662 efx_init_channels(efx); 1684 efx_init_channels(efx);
1663 1685
@@ -1670,7 +1692,7 @@ int efx_reset_up(struct efx_nic *efx, struct ethtool_cmd *ecmd, bool ok)
1670 1692
1671 if (ok) { 1693 if (ok) {
1672 efx_start_all(efx); 1694 efx_start_all(efx);
1673 efx->stats_enabled = true; 1695 efx_stats_enable(efx);
1674 } 1696 }
1675 return rc; 1697 return rc;
1676} 1698}
@@ -1702,7 +1724,7 @@ static int efx_reset(struct efx_nic *efx)
1702 1724
1703 EFX_INFO(efx, "resetting (%d)\n", method); 1725 EFX_INFO(efx, "resetting (%d)\n", method);
1704 1726
1705 efx_reset_down(efx, &ecmd); 1727 efx_reset_down(efx, method, &ecmd);
1706 1728
1707 rc = falcon_reset_hw(efx, method); 1729 rc = falcon_reset_hw(efx, method);
1708 if (rc) { 1730 if (rc) {
@@ -1721,10 +1743,10 @@ static int efx_reset(struct efx_nic *efx)
1721 1743
1722 /* Leave device stopped if necessary */ 1744 /* Leave device stopped if necessary */
1723 if (method == RESET_TYPE_DISABLE) { 1745 if (method == RESET_TYPE_DISABLE) {
1724 efx_reset_up(efx, &ecmd, false); 1746 efx_reset_up(efx, method, &ecmd, false);
1725 rc = -EIO; 1747 rc = -EIO;
1726 } else { 1748 } else {
1727 rc = efx_reset_up(efx, &ecmd, true); 1749 rc = efx_reset_up(efx, method, &ecmd, true);
1728 } 1750 }
1729 1751
1730out_disable: 1752out_disable:
@@ -1876,6 +1898,7 @@ static int efx_init_struct(struct efx_nic *efx, struct efx_nic_type *type,
1876 efx->rx_checksum_enabled = true; 1898 efx->rx_checksum_enabled = true;
1877 spin_lock_init(&efx->netif_stop_lock); 1899 spin_lock_init(&efx->netif_stop_lock);
1878 spin_lock_init(&efx->stats_lock); 1900 spin_lock_init(&efx->stats_lock);
1901 efx->stats_disable_count = 1;
1879 mutex_init(&efx->mac_lock); 1902 mutex_init(&efx->mac_lock);
1880 efx->mac_op = &efx_dummy_mac_operations; 1903 efx->mac_op = &efx_dummy_mac_operations;
1881 efx->phy_op = &efx_dummy_phy_operations; 1904 efx->phy_op = &efx_dummy_phy_operations;
diff --git a/drivers/net/sfc/efx.h b/drivers/net/sfc/efx.h
index 0dd7a532c78a..55d0f131b0e9 100644
--- a/drivers/net/sfc/efx.h
+++ b/drivers/net/sfc/efx.h
@@ -36,13 +36,16 @@ extern void efx_process_channel_now(struct efx_channel *channel);
36extern void efx_flush_queues(struct efx_nic *efx); 36extern void efx_flush_queues(struct efx_nic *efx);
37 37
38/* Ports */ 38/* Ports */
39extern void efx_stats_disable(struct efx_nic *efx);
40extern void efx_stats_enable(struct efx_nic *efx);
39extern void efx_reconfigure_port(struct efx_nic *efx); 41extern void efx_reconfigure_port(struct efx_nic *efx);
40extern void __efx_reconfigure_port(struct efx_nic *efx); 42extern void __efx_reconfigure_port(struct efx_nic *efx);
41 43
42/* Reset handling */ 44/* Reset handling */
43extern void efx_reset_down(struct efx_nic *efx, struct ethtool_cmd *ecmd); 45extern void efx_reset_down(struct efx_nic *efx, enum reset_type method,
44extern int efx_reset_up(struct efx_nic *efx, struct ethtool_cmd *ecmd, 46 struct ethtool_cmd *ecmd);
45 bool ok); 47extern int efx_reset_up(struct efx_nic *efx, enum reset_type method,
48 struct ethtool_cmd *ecmd, bool ok);
46 49
47/* Global */ 50/* Global */
48extern void efx_schedule_reset(struct efx_nic *efx, enum reset_type type); 51extern void efx_schedule_reset(struct efx_nic *efx, enum reset_type type);
diff --git a/drivers/net/sfc/ethtool.c b/drivers/net/sfc/ethtool.c
index 53d259e90187..7b5924c039b3 100644
--- a/drivers/net/sfc/ethtool.c
+++ b/drivers/net/sfc/ethtool.c
@@ -219,9 +219,6 @@ int efx_ethtool_set_settings(struct net_device *net_dev,
219 struct efx_nic *efx = netdev_priv(net_dev); 219 struct efx_nic *efx = netdev_priv(net_dev);
220 int rc; 220 int rc;
221 221
222 if (EFX_WORKAROUND_13963(efx) && !ecmd->autoneg)
223 return -EINVAL;
224
225 /* Falcon GMAC does not support 1000Mbps HD */ 222 /* Falcon GMAC does not support 1000Mbps HD */
226 if (ecmd->speed == SPEED_1000 && ecmd->duplex != DUPLEX_FULL) { 223 if (ecmd->speed == SPEED_1000 && ecmd->duplex != DUPLEX_FULL) {
227 EFX_LOG(efx, "rejecting unsupported 1000Mbps HD" 224 EFX_LOG(efx, "rejecting unsupported 1000Mbps HD"
diff --git a/drivers/net/sfc/falcon.c b/drivers/net/sfc/falcon.c
index 5b9f2d9cc4ed..d5378e60fcdd 100644
--- a/drivers/net/sfc/falcon.c
+++ b/drivers/net/sfc/falcon.c
@@ -824,10 +824,6 @@ static void falcon_handle_rx_not_ok(struct efx_rx_queue *rx_queue,
824 rx_ev_pause_frm ? " [PAUSE]" : ""); 824 rx_ev_pause_frm ? " [PAUSE]" : "");
825 } 825 }
826#endif 826#endif
827
828 if (unlikely(rx_ev_eth_crc_err && EFX_WORKAROUND_10750(efx) &&
829 efx->phy_type == PHY_TYPE_SFX7101))
830 tenxpress_crc_err(efx);
831} 827}
832 828
833/* Handle receive events that are not in-order. */ 829/* Handle receive events that are not in-order. */
@@ -1887,7 +1883,7 @@ static int falcon_reset_macs(struct efx_nic *efx)
1887 1883
1888 /* MAC stats will fail whilst the TX fifo is draining. Serialise 1884 /* MAC stats will fail whilst the TX fifo is draining. Serialise
1889 * the drain sequence with the statistics fetch */ 1885 * the drain sequence with the statistics fetch */
1890 spin_lock(&efx->stats_lock); 1886 efx_stats_disable(efx);
1891 1887
1892 falcon_read(efx, &reg, MAC0_CTRL_REG_KER); 1888 falcon_read(efx, &reg, MAC0_CTRL_REG_KER);
1893 EFX_SET_OWORD_FIELD(reg, TXFIFO_DRAIN_EN_B0, 1); 1889 EFX_SET_OWORD_FIELD(reg, TXFIFO_DRAIN_EN_B0, 1);
@@ -1917,7 +1913,7 @@ static int falcon_reset_macs(struct efx_nic *efx)
1917 udelay(10); 1913 udelay(10);
1918 } 1914 }
1919 1915
1920 spin_unlock(&efx->stats_lock); 1916 efx_stats_enable(efx);
1921 1917
1922 /* If we've reset the EM block and the link is up, then 1918 /* If we've reset the EM block and the link is up, then
1923 * we'll have to kick the XAUI link so the PHY can recover */ 1919 * we'll have to kick the XAUI link so the PHY can recover */
@@ -2277,6 +2273,10 @@ int falcon_switch_mac(struct efx_nic *efx)
2277 struct efx_mac_operations *old_mac_op = efx->mac_op; 2273 struct efx_mac_operations *old_mac_op = efx->mac_op;
2278 efx_oword_t nic_stat; 2274 efx_oword_t nic_stat;
2279 unsigned strap_val; 2275 unsigned strap_val;
2276 int rc = 0;
2277
2278 /* Don't try to fetch MAC stats while we're switching MACs */
2279 efx_stats_disable(efx);
2280 2280
2281 /* Internal loopbacks override the phy speed setting */ 2281 /* Internal loopbacks override the phy speed setting */
2282 if (efx->loopback_mode == LOOPBACK_GMAC) { 2282 if (efx->loopback_mode == LOOPBACK_GMAC) {
@@ -2287,16 +2287,12 @@ int falcon_switch_mac(struct efx_nic *efx)
2287 efx->link_fd = true; 2287 efx->link_fd = true;
2288 } 2288 }
2289 2289
2290 WARN_ON(!mutex_is_locked(&efx->mac_lock));
2290 efx->mac_op = (EFX_IS10G(efx) ? 2291 efx->mac_op = (EFX_IS10G(efx) ?
2291 &falcon_xmac_operations : &falcon_gmac_operations); 2292 &falcon_xmac_operations : &falcon_gmac_operations);
2292 if (old_mac_op == efx->mac_op)
2293 return 0;
2294
2295 WARN_ON(!mutex_is_locked(&efx->mac_lock));
2296
2297 /* Not all macs support a mac-level link state */
2298 efx->mac_up = true;
2299 2293
2294 /* Always push the NIC_STAT_REG setting even if the mac hasn't
2295 * changed, because this function is run post online reset */
2300 falcon_read(efx, &nic_stat, NIC_STAT_REG); 2296 falcon_read(efx, &nic_stat, NIC_STAT_REG);
2301 strap_val = EFX_IS10G(efx) ? 5 : 3; 2297 strap_val = EFX_IS10G(efx) ? 5 : 3;
2302 if (falcon_rev(efx) >= FALCON_REV_B0) { 2298 if (falcon_rev(efx) >= FALCON_REV_B0) {
@@ -2309,9 +2305,17 @@ int falcon_switch_mac(struct efx_nic *efx)
2309 BUG_ON(EFX_OWORD_FIELD(nic_stat, STRAP_PINS) != strap_val); 2305 BUG_ON(EFX_OWORD_FIELD(nic_stat, STRAP_PINS) != strap_val);
2310 } 2306 }
2311 2307
2308 if (old_mac_op == efx->mac_op)
2309 goto out;
2312 2310
2313 EFX_LOG(efx, "selected %cMAC\n", EFX_IS10G(efx) ? 'X' : 'G'); 2311 EFX_LOG(efx, "selected %cMAC\n", EFX_IS10G(efx) ? 'X' : 'G');
2314 return falcon_reset_macs(efx); 2312 /* Not all macs support a mac-level link state */
2313 efx->mac_up = true;
2314
2315 rc = falcon_reset_macs(efx);
2316out:
2317 efx_stats_enable(efx);
2318 return rc;
2315} 2319}
2316 2320
2317/* This call is responsible for hooking in the MAC and PHY operations */ 2321/* This call is responsible for hooking in the MAC and PHY operations */
diff --git a/drivers/net/sfc/mdio_10g.c b/drivers/net/sfc/mdio_10g.c
index f6a16428113d..f9e2f95c3b48 100644
--- a/drivers/net/sfc/mdio_10g.c
+++ b/drivers/net/sfc/mdio_10g.c
@@ -15,6 +15,7 @@
15#include "net_driver.h" 15#include "net_driver.h"
16#include "mdio_10g.h" 16#include "mdio_10g.h"
17#include "boards.h" 17#include "boards.h"
18#include "workarounds.h"
18 19
19int mdio_clause45_reset_mmd(struct efx_nic *port, int mmd, 20int mdio_clause45_reset_mmd(struct efx_nic *port, int mmd,
20 int spins, int spintime) 21 int spins, int spintime)
@@ -179,17 +180,12 @@ bool mdio_clause45_links_ok(struct efx_nic *efx, unsigned int mmd_mask)
179 return false; 180 return false;
180 else if (efx_phy_mode_disabled(efx->phy_mode)) 181 else if (efx_phy_mode_disabled(efx->phy_mode))
181 return false; 182 return false;
182 else if (efx->loopback_mode == LOOPBACK_PHYXS) { 183 else if (efx->loopback_mode == LOOPBACK_PHYXS)
183 mmd_mask &= ~(MDIO_MMDREG_DEVS_PHYXS | 184 mmd_mask &= ~(MDIO_MMDREG_DEVS_PHYXS |
184 MDIO_MMDREG_DEVS_PCS | 185 MDIO_MMDREG_DEVS_PCS |
185 MDIO_MMDREG_DEVS_PMAPMD | 186 MDIO_MMDREG_DEVS_PMAPMD |
186 MDIO_MMDREG_DEVS_AN); 187 MDIO_MMDREG_DEVS_AN);
187 if (!mmd_mask) { 188 else if (efx->loopback_mode == LOOPBACK_PCS)
188 reg = mdio_clause45_read(efx, phy_id, MDIO_MMD_PHYXS,
189 MDIO_PHYXS_STATUS2);
190 return !(reg & (1 << MDIO_PHYXS_STATUS2_RX_FAULT_LBN));
191 }
192 } else if (efx->loopback_mode == LOOPBACK_PCS)
193 mmd_mask &= ~(MDIO_MMDREG_DEVS_PCS | 189 mmd_mask &= ~(MDIO_MMDREG_DEVS_PCS |
194 MDIO_MMDREG_DEVS_PMAPMD | 190 MDIO_MMDREG_DEVS_PMAPMD |
195 MDIO_MMDREG_DEVS_AN); 191 MDIO_MMDREG_DEVS_AN);
@@ -197,6 +193,13 @@ bool mdio_clause45_links_ok(struct efx_nic *efx, unsigned int mmd_mask)
197 mmd_mask &= ~(MDIO_MMDREG_DEVS_PMAPMD | 193 mmd_mask &= ~(MDIO_MMDREG_DEVS_PMAPMD |
198 MDIO_MMDREG_DEVS_AN); 194 MDIO_MMDREG_DEVS_AN);
199 195
196 if (!mmd_mask) {
197 /* Use presence of XGMII faults in leui of link state */
198 reg = mdio_clause45_read(efx, phy_id, MDIO_MMD_PHYXS,
199 MDIO_PHYXS_STATUS2);
200 return !(reg & (1 << MDIO_PHYXS_STATUS2_RX_FAULT_LBN));
201 }
202
200 while (mmd_mask) { 203 while (mmd_mask) {
201 if (mmd_mask & 1) { 204 if (mmd_mask & 1) {
202 /* Double reads because link state is latched, and a 205 /* Double reads because link state is latched, and a
@@ -263,7 +266,7 @@ void mdio_clause45_set_mmds_lpower(struct efx_nic *efx,
263 } 266 }
264} 267}
265 268
266static u32 mdio_clause45_get_an(struct efx_nic *efx, u16 addr, u32 xnp) 269static u32 mdio_clause45_get_an(struct efx_nic *efx, u16 addr)
267{ 270{
268 int phy_id = efx->mii.phy_id; 271 int phy_id = efx->mii.phy_id;
269 u32 result = 0; 272 u32 result = 0;
@@ -278,9 +281,6 @@ static u32 mdio_clause45_get_an(struct efx_nic *efx, u16 addr, u32 xnp)
278 result |= ADVERTISED_100baseT_Half; 281 result |= ADVERTISED_100baseT_Half;
279 if (reg & ADVERTISE_100FULL) 282 if (reg & ADVERTISE_100FULL)
280 result |= ADVERTISED_100baseT_Full; 283 result |= ADVERTISED_100baseT_Full;
281 if (reg & LPA_RESV)
282 result |= xnp;
283
284 return result; 284 return result;
285} 285}
286 286
@@ -310,7 +310,7 @@ void mdio_clause45_get_settings(struct efx_nic *efx,
310 */ 310 */
311void mdio_clause45_get_settings_ext(struct efx_nic *efx, 311void mdio_clause45_get_settings_ext(struct efx_nic *efx,
312 struct ethtool_cmd *ecmd, 312 struct ethtool_cmd *ecmd,
313 u32 xnp, u32 xnp_lpa) 313 u32 npage_adv, u32 npage_lpa)
314{ 314{
315 int phy_id = efx->mii.phy_id; 315 int phy_id = efx->mii.phy_id;
316 int reg; 316 int reg;
@@ -361,8 +361,8 @@ void mdio_clause45_get_settings_ext(struct efx_nic *efx,
361 ecmd->autoneg = AUTONEG_ENABLE; 361 ecmd->autoneg = AUTONEG_ENABLE;
362 ecmd->advertising |= 362 ecmd->advertising |=
363 ADVERTISED_Autoneg | 363 ADVERTISED_Autoneg |
364 mdio_clause45_get_an(efx, 364 mdio_clause45_get_an(efx, MDIO_AN_ADVERTISE) |
365 MDIO_AN_ADVERTISE, xnp); 365 npage_adv;
366 } else 366 } else
367 ecmd->autoneg = AUTONEG_DISABLE; 367 ecmd->autoneg = AUTONEG_DISABLE;
368 } else 368 } else
@@ -371,27 +371,30 @@ void mdio_clause45_get_settings_ext(struct efx_nic *efx,
371 if (ecmd->autoneg) { 371 if (ecmd->autoneg) {
372 /* If AN is complete, report best common mode, 372 /* If AN is complete, report best common mode,
373 * otherwise report best advertised mode. */ 373 * otherwise report best advertised mode. */
374 u32 common = ecmd->advertising; 374 u32 modes = 0;
375 if (mdio_clause45_read(efx, phy_id, MDIO_MMD_AN, 375 if (mdio_clause45_read(efx, phy_id, MDIO_MMD_AN,
376 MDIO_MMDREG_STAT1) & 376 MDIO_MMDREG_STAT1) &
377 (1 << MDIO_AN_STATUS_AN_DONE_LBN)) { 377 (1 << MDIO_AN_STATUS_AN_DONE_LBN))
378 common &= mdio_clause45_get_an(efx, MDIO_AN_LPA, 378 modes = (ecmd->advertising &
379 xnp_lpa); 379 (mdio_clause45_get_an(efx, MDIO_AN_LPA) |
380 } 380 npage_lpa));
381 if (common & ADVERTISED_10000baseT_Full) { 381 if (modes == 0)
382 modes = ecmd->advertising;
383
384 if (modes & ADVERTISED_10000baseT_Full) {
382 ecmd->speed = SPEED_10000; 385 ecmd->speed = SPEED_10000;
383 ecmd->duplex = DUPLEX_FULL; 386 ecmd->duplex = DUPLEX_FULL;
384 } else if (common & (ADVERTISED_1000baseT_Full | 387 } else if (modes & (ADVERTISED_1000baseT_Full |
385 ADVERTISED_1000baseT_Half)) { 388 ADVERTISED_1000baseT_Half)) {
386 ecmd->speed = SPEED_1000; 389 ecmd->speed = SPEED_1000;
387 ecmd->duplex = !!(common & ADVERTISED_1000baseT_Full); 390 ecmd->duplex = !!(modes & ADVERTISED_1000baseT_Full);
388 } else if (common & (ADVERTISED_100baseT_Full | 391 } else if (modes & (ADVERTISED_100baseT_Full |
389 ADVERTISED_100baseT_Half)) { 392 ADVERTISED_100baseT_Half)) {
390 ecmd->speed = SPEED_100; 393 ecmd->speed = SPEED_100;
391 ecmd->duplex = !!(common & ADVERTISED_100baseT_Full); 394 ecmd->duplex = !!(modes & ADVERTISED_100baseT_Full);
392 } else { 395 } else {
393 ecmd->speed = SPEED_10; 396 ecmd->speed = SPEED_10;
394 ecmd->duplex = !!(common & ADVERTISED_10baseT_Full); 397 ecmd->duplex = !!(modes & ADVERTISED_10baseT_Full);
395 } 398 }
396 } else { 399 } else {
397 /* Report forced settings */ 400 /* Report forced settings */
@@ -415,7 +418,7 @@ int mdio_clause45_set_settings(struct efx_nic *efx,
415 int phy_id = efx->mii.phy_id; 418 int phy_id = efx->mii.phy_id;
416 struct ethtool_cmd prev; 419 struct ethtool_cmd prev;
417 u32 required; 420 u32 required;
418 int ctrl1_bits, reg; 421 int reg;
419 422
420 efx->phy_op->get_settings(efx, &prev); 423 efx->phy_op->get_settings(efx, &prev);
421 424
@@ -430,99 +433,83 @@ int mdio_clause45_set_settings(struct efx_nic *efx,
430 if (prev.port != PORT_TP || ecmd->port != PORT_TP) 433 if (prev.port != PORT_TP || ecmd->port != PORT_TP)
431 return -EINVAL; 434 return -EINVAL;
432 435
433 /* Check that PHY supports these settings and work out the 436 /* Check that PHY supports these settings */
434 * basic control bits */ 437 if (ecmd->autoneg) {
435 if (ecmd->duplex) { 438 required = SUPPORTED_Autoneg;
439 } else if (ecmd->duplex) {
436 switch (ecmd->speed) { 440 switch (ecmd->speed) {
437 case SPEED_10: 441 case SPEED_10: required = SUPPORTED_10baseT_Full; break;
438 ctrl1_bits = BMCR_FULLDPLX; 442 case SPEED_100: required = SUPPORTED_100baseT_Full; break;
439 required = SUPPORTED_10baseT_Full; 443 default: return -EINVAL;
440 break;
441 case SPEED_100:
442 ctrl1_bits = BMCR_SPEED100 | BMCR_FULLDPLX;
443 required = SUPPORTED_100baseT_Full;
444 break;
445 case SPEED_1000:
446 ctrl1_bits = BMCR_SPEED1000 | BMCR_FULLDPLX;
447 required = SUPPORTED_1000baseT_Full;
448 break;
449 case SPEED_10000:
450 ctrl1_bits = (BMCR_SPEED1000 | BMCR_SPEED100 |
451 BMCR_FULLDPLX);
452 required = SUPPORTED_10000baseT_Full;
453 break;
454 default:
455 return -EINVAL;
456 } 444 }
457 } else { 445 } else {
458 switch (ecmd->speed) { 446 switch (ecmd->speed) {
459 case SPEED_10: 447 case SPEED_10: required = SUPPORTED_10baseT_Half; break;
460 ctrl1_bits = 0; 448 case SPEED_100: required = SUPPORTED_100baseT_Half; break;
461 required = SUPPORTED_10baseT_Half; 449 default: return -EINVAL;
462 break;
463 case SPEED_100:
464 ctrl1_bits = BMCR_SPEED100;
465 required = SUPPORTED_100baseT_Half;
466 break;
467 case SPEED_1000:
468 ctrl1_bits = BMCR_SPEED1000;
469 required = SUPPORTED_1000baseT_Half;
470 break;
471 default:
472 return -EINVAL;
473 } 450 }
474 } 451 }
475 if (ecmd->autoneg)
476 required |= SUPPORTED_Autoneg;
477 required |= ecmd->advertising; 452 required |= ecmd->advertising;
478 if (required & ~prev.supported) 453 if (required & ~prev.supported)
479 return -EINVAL; 454 return -EINVAL;
480 455
481 /* Set the basic control bits */ 456 if (ecmd->autoneg) {
482 reg = mdio_clause45_read(efx, phy_id, MDIO_MMD_PMAPMD, 457 bool xnp = (ecmd->advertising & ADVERTISED_10000baseT_Full
483 MDIO_MMDREG_CTRL1); 458 || EFX_WORKAROUND_13204(efx));
484 reg &= ~(BMCR_SPEED1000 | BMCR_SPEED100 | BMCR_FULLDPLX | 0x003c); 459
485 reg |= ctrl1_bits; 460 /* Set up the base page */
486 mdio_clause45_write(efx, phy_id, MDIO_MMD_PMAPMD, MDIO_MMDREG_CTRL1, 461 reg = ADVERTISE_CSMA;
487 reg); 462 if (ecmd->advertising & ADVERTISED_10baseT_Half)
488 463 reg |= ADVERTISE_10HALF;
489 /* Set the AN registers */ 464 if (ecmd->advertising & ADVERTISED_10baseT_Full)
490 if (ecmd->autoneg != prev.autoneg || 465 reg |= ADVERTISE_10FULL;
491 ecmd->advertising != prev.advertising) { 466 if (ecmd->advertising & ADVERTISED_100baseT_Half)
492 bool xnp = false; 467 reg |= ADVERTISE_100HALF;
493 468 if (ecmd->advertising & ADVERTISED_100baseT_Full)
494 if (efx->phy_op->set_xnp_advertise) 469 reg |= ADVERTISE_100FULL;
495 xnp = efx->phy_op->set_xnp_advertise(efx, 470 if (xnp)
496 ecmd->advertising); 471 reg |= ADVERTISE_RESV;
497 472 else if (ecmd->advertising & (ADVERTISED_1000baseT_Half |
498 if (ecmd->autoneg) { 473 ADVERTISED_1000baseT_Full))
499 reg = 0; 474 reg |= ADVERTISE_NPAGE;
500 if (ecmd->advertising & ADVERTISED_10baseT_Half) 475 reg |= efx_fc_advertise(efx->wanted_fc);
501 reg |= ADVERTISE_10HALF; 476 mdio_clause45_write(efx, phy_id, MDIO_MMD_AN,
502 if (ecmd->advertising & ADVERTISED_10baseT_Full) 477 MDIO_AN_ADVERTISE, reg);
503 reg |= ADVERTISE_10FULL; 478
504 if (ecmd->advertising & ADVERTISED_100baseT_Half) 479 /* Set up the (extended) next page if necessary */
505 reg |= ADVERTISE_100HALF; 480 if (efx->phy_op->set_npage_adv)
506 if (ecmd->advertising & ADVERTISED_100baseT_Full) 481 efx->phy_op->set_npage_adv(efx, ecmd->advertising);
507 reg |= ADVERTISE_100FULL;
508 if (xnp)
509 reg |= ADVERTISE_RESV;
510 mdio_clause45_write(efx, phy_id, MDIO_MMD_AN,
511 MDIO_AN_ADVERTISE, reg);
512 }
513 482
483 /* Enable and restart AN */
514 reg = mdio_clause45_read(efx, phy_id, MDIO_MMD_AN, 484 reg = mdio_clause45_read(efx, phy_id, MDIO_MMD_AN,
515 MDIO_MMDREG_CTRL1); 485 MDIO_MMDREG_CTRL1);
516 if (ecmd->autoneg) 486 reg |= BMCR_ANENABLE;
517 reg |= BMCR_ANENABLE | BMCR_ANRESTART; 487 if (!(EFX_WORKAROUND_15195(efx) &&
518 else 488 LOOPBACK_MASK(efx) & efx->phy_op->loopbacks))
519 reg &= ~BMCR_ANENABLE; 489 reg |= BMCR_ANRESTART;
520 if (xnp) 490 if (xnp)
521 reg |= 1 << MDIO_AN_CTRL_XNP_LBN; 491 reg |= 1 << MDIO_AN_CTRL_XNP_LBN;
522 else 492 else
523 reg &= ~(1 << MDIO_AN_CTRL_XNP_LBN); 493 reg &= ~(1 << MDIO_AN_CTRL_XNP_LBN);
524 mdio_clause45_write(efx, phy_id, MDIO_MMD_AN, 494 mdio_clause45_write(efx, phy_id, MDIO_MMD_AN,
525 MDIO_MMDREG_CTRL1, reg); 495 MDIO_MMDREG_CTRL1, reg);
496 } else {
497 /* Disable AN */
498 mdio_clause45_set_flag(efx, phy_id, MDIO_MMD_AN,
499 MDIO_MMDREG_CTRL1,
500 __ffs(BMCR_ANENABLE), false);
501
502 /* Set the basic control bits */
503 reg = mdio_clause45_read(efx, phy_id, MDIO_MMD_PMAPMD,
504 MDIO_MMDREG_CTRL1);
505 reg &= ~(BMCR_SPEED1000 | BMCR_SPEED100 | BMCR_FULLDPLX |
506 0x003c);
507 if (ecmd->speed == SPEED_100)
508 reg |= BMCR_SPEED100;
509 if (ecmd->duplex)
510 reg |= BMCR_FULLDPLX;
511 mdio_clause45_write(efx, phy_id, MDIO_MMD_PMAPMD,
512 MDIO_MMDREG_CTRL1, reg);
526 } 513 }
527 514
528 return 0; 515 return 0;
diff --git a/drivers/net/sfc/mdio_10g.h b/drivers/net/sfc/mdio_10g.h
index 09bf801d0569..8ba49773ce7e 100644
--- a/drivers/net/sfc/mdio_10g.h
+++ b/drivers/net/sfc/mdio_10g.h
@@ -155,7 +155,8 @@
155#define MDIO_AN_XNP 22 155#define MDIO_AN_XNP 22
156#define MDIO_AN_LPA_XNP 25 156#define MDIO_AN_LPA_XNP 25
157 157
158#define MDIO_AN_10GBT_ADVERTISE 32 158#define MDIO_AN_10GBT_CTRL 32
159#define MDIO_AN_10GBT_CTRL_ADV_10G_LBN 12
159#define MDIO_AN_10GBT_STATUS (33) 160#define MDIO_AN_10GBT_STATUS (33)
160#define MDIO_AN_10GBT_STATUS_MS_FLT_LBN (15) /* MASTER/SLAVE config fault */ 161#define MDIO_AN_10GBT_STATUS_MS_FLT_LBN (15) /* MASTER/SLAVE config fault */
161#define MDIO_AN_10GBT_STATUS_MS_LBN (14) /* MASTER/SLAVE config */ 162#define MDIO_AN_10GBT_STATUS_MS_LBN (14) /* MASTER/SLAVE config */
diff --git a/drivers/net/sfc/net_driver.h b/drivers/net/sfc/net_driver.h
index 5f255f75754e..e019ad1fb9a0 100644
--- a/drivers/net/sfc/net_driver.h
+++ b/drivers/net/sfc/net_driver.h
@@ -566,7 +566,7 @@ struct efx_mac_operations {
566 * @poll: Poll for hardware state. Serialised by the mac_lock. 566 * @poll: Poll for hardware state. Serialised by the mac_lock.
567 * @get_settings: Get ethtool settings. Serialised by the mac_lock. 567 * @get_settings: Get ethtool settings. Serialised by the mac_lock.
568 * @set_settings: Set ethtool settings. Serialised by the mac_lock. 568 * @set_settings: Set ethtool settings. Serialised by the mac_lock.
569 * @set_xnp_advertise: Set abilities advertised in Extended Next Page 569 * @set_npage_adv: Set abilities advertised in (Extended) Next Page
570 * (only needed where AN bit is set in mmds) 570 * (only needed where AN bit is set in mmds)
571 * @num_tests: Number of PHY-specific tests/results 571 * @num_tests: Number of PHY-specific tests/results
572 * @test_names: Names of the tests/results 572 * @test_names: Names of the tests/results
@@ -586,7 +586,7 @@ struct efx_phy_operations {
586 struct ethtool_cmd *ecmd); 586 struct ethtool_cmd *ecmd);
587 int (*set_settings) (struct efx_nic *efx, 587 int (*set_settings) (struct efx_nic *efx,
588 struct ethtool_cmd *ecmd); 588 struct ethtool_cmd *ecmd);
589 bool (*set_xnp_advertise) (struct efx_nic *efx, u32); 589 void (*set_npage_adv) (struct efx_nic *efx, u32);
590 u32 num_tests; 590 u32 num_tests;
591 const char *const *test_names; 591 const char *const *test_names;
592 int (*run_tests) (struct efx_nic *efx, int *results, unsigned flags); 592 int (*run_tests) (struct efx_nic *efx, int *results, unsigned flags);
@@ -754,8 +754,7 @@ union efx_multicast_hash {
754 * &struct net_device_stats. 754 * &struct net_device_stats.
755 * @stats_buffer: DMA buffer for statistics 755 * @stats_buffer: DMA buffer for statistics
756 * @stats_lock: Statistics update lock. Serialises statistics fetches 756 * @stats_lock: Statistics update lock. Serialises statistics fetches
757 * @stats_enabled: Temporarily disable statistics fetches. 757 * @stats_disable_count: Nest count for disabling statistics fetches
758 * Serialised by @stats_lock
759 * @mac_op: MAC interface 758 * @mac_op: MAC interface
760 * @mac_address: Permanent MAC address 759 * @mac_address: Permanent MAC address
761 * @phy_type: PHY type 760 * @phy_type: PHY type
@@ -837,7 +836,7 @@ struct efx_nic {
837 struct efx_mac_stats mac_stats; 836 struct efx_mac_stats mac_stats;
838 struct efx_buffer stats_buffer; 837 struct efx_buffer stats_buffer;
839 spinlock_t stats_lock; 838 spinlock_t stats_lock;
840 bool stats_enabled; 839 unsigned int stats_disable_count;
841 840
842 struct efx_mac_operations *mac_op; 841 struct efx_mac_operations *mac_op;
843 unsigned char mac_address[ETH_ALEN]; 842 unsigned char mac_address[ETH_ALEN];
diff --git a/drivers/net/sfc/phy.h b/drivers/net/sfc/phy.h
index 58c493ef81bb..07e855c148bc 100644
--- a/drivers/net/sfc/phy.h
+++ b/drivers/net/sfc/phy.h
@@ -17,7 +17,6 @@ extern struct efx_phy_operations falcon_sfx7101_phy_ops;
17extern struct efx_phy_operations falcon_sft9001_phy_ops; 17extern struct efx_phy_operations falcon_sft9001_phy_ops;
18 18
19extern void tenxpress_phy_blink(struct efx_nic *efx, bool blink); 19extern void tenxpress_phy_blink(struct efx_nic *efx, bool blink);
20extern void tenxpress_crc_err(struct efx_nic *efx);
21 20
22/**************************************************************************** 21/****************************************************************************
23 * Exported functions from the driver for XFP optical PHYs 22 * Exported functions from the driver for XFP optical PHYs
diff --git a/drivers/net/sfc/selftest.c b/drivers/net/sfc/selftest.c
index dba0d64d50cd..0a598084c513 100644
--- a/drivers/net/sfc/selftest.c
+++ b/drivers/net/sfc/selftest.c
@@ -665,6 +665,7 @@ int efx_selftest(struct efx_nic *efx, struct efx_self_tests *tests,
665{ 665{
666 enum efx_loopback_mode loopback_mode = efx->loopback_mode; 666 enum efx_loopback_mode loopback_mode = efx->loopback_mode;
667 int phy_mode = efx->phy_mode; 667 int phy_mode = efx->phy_mode;
668 enum reset_type reset_method = RESET_TYPE_INVISIBLE;
668 struct ethtool_cmd ecmd; 669 struct ethtool_cmd ecmd;
669 struct efx_channel *channel; 670 struct efx_channel *channel;
670 int rc_test = 0, rc_reset = 0, rc; 671 int rc_test = 0, rc_reset = 0, rc;
@@ -718,21 +719,21 @@ int efx_selftest(struct efx_nic *efx, struct efx_self_tests *tests,
718 mutex_unlock(&efx->mac_lock); 719 mutex_unlock(&efx->mac_lock);
719 720
720 /* free up all consumers of SRAM (including all the queues) */ 721 /* free up all consumers of SRAM (including all the queues) */
721 efx_reset_down(efx, &ecmd); 722 efx_reset_down(efx, reset_method, &ecmd);
722 723
723 rc = efx_test_chip(efx, tests); 724 rc = efx_test_chip(efx, tests);
724 if (rc && !rc_test) 725 if (rc && !rc_test)
725 rc_test = rc; 726 rc_test = rc;
726 727
727 /* reset the chip to recover from the register test */ 728 /* reset the chip to recover from the register test */
728 rc_reset = falcon_reset_hw(efx, RESET_TYPE_ALL); 729 rc_reset = falcon_reset_hw(efx, reset_method);
729 730
730 /* Ensure that the phy is powered and out of loopback 731 /* Ensure that the phy is powered and out of loopback
731 * for the bist and loopback tests */ 732 * for the bist and loopback tests */
732 efx->phy_mode &= ~PHY_MODE_LOW_POWER; 733 efx->phy_mode &= ~PHY_MODE_LOW_POWER;
733 efx->loopback_mode = LOOPBACK_NONE; 734 efx->loopback_mode = LOOPBACK_NONE;
734 735
735 rc = efx_reset_up(efx, &ecmd, rc_reset == 0); 736 rc = efx_reset_up(efx, reset_method, &ecmd, rc_reset == 0);
736 if (rc && !rc_reset) 737 if (rc && !rc_reset)
737 rc_reset = rc; 738 rc_reset = rc;
738 739
diff --git a/drivers/net/sfc/sfe4001.c b/drivers/net/sfc/sfe4001.c
index 16b80acb9992..cb25ae5b257a 100644
--- a/drivers/net/sfc/sfe4001.c
+++ b/drivers/net/sfc/sfe4001.c
@@ -186,19 +186,22 @@ static int sfn4111t_reset(struct efx_nic *efx)
186{ 186{
187 efx_oword_t reg; 187 efx_oword_t reg;
188 188
189 /* GPIO pins are also used for I2C, so block that temporarily */ 189 /* GPIO 3 and the GPIO register are shared with I2C, so block that */
190 mutex_lock(&efx->i2c_adap.bus_lock); 190 mutex_lock(&efx->i2c_adap.bus_lock);
191 191
192 /* Pull RST_N (GPIO 2) low then let it up again, setting the
193 * FLASH_CFG_1 strap (GPIO 3) appropriately. Only change the
194 * output enables; the output levels should always be 0 (low)
195 * and we rely on external pull-ups. */
192 falcon_read(efx, &reg, GPIO_CTL_REG_KER); 196 falcon_read(efx, &reg, GPIO_CTL_REG_KER);
193 EFX_SET_OWORD_FIELD(reg, GPIO2_OEN, true); 197 EFX_SET_OWORD_FIELD(reg, GPIO2_OEN, true);
194 EFX_SET_OWORD_FIELD(reg, GPIO2_OUT, false);
195 falcon_write(efx, &reg, GPIO_CTL_REG_KER); 198 falcon_write(efx, &reg, GPIO_CTL_REG_KER);
196 msleep(1000); 199 msleep(1000);
197 EFX_SET_OWORD_FIELD(reg, GPIO2_OUT, true); 200 EFX_SET_OWORD_FIELD(reg, GPIO2_OEN, false);
198 EFX_SET_OWORD_FIELD(reg, GPIO3_OEN, true); 201 EFX_SET_OWORD_FIELD(reg, GPIO3_OEN,
199 EFX_SET_OWORD_FIELD(reg, GPIO3_OUT, 202 !!(efx->phy_mode & PHY_MODE_SPECIAL));
200 !(efx->phy_mode & PHY_MODE_SPECIAL));
201 falcon_write(efx, &reg, GPIO_CTL_REG_KER); 203 falcon_write(efx, &reg, GPIO_CTL_REG_KER);
204 msleep(1);
202 205
203 mutex_unlock(&efx->i2c_adap.bus_lock); 206 mutex_unlock(&efx->i2c_adap.bus_lock);
204 207
@@ -232,12 +235,18 @@ static ssize_t set_phy_flash_cfg(struct device *dev,
232 } else if (efx->state != STATE_RUNNING || netif_running(efx->net_dev)) { 235 } else if (efx->state != STATE_RUNNING || netif_running(efx->net_dev)) {
233 err = -EBUSY; 236 err = -EBUSY;
234 } else { 237 } else {
238 /* Reset the PHY, reconfigure the MAC and enable/disable
239 * MAC stats accordingly. */
235 efx->phy_mode = new_mode; 240 efx->phy_mode = new_mode;
241 if (new_mode & PHY_MODE_SPECIAL)
242 efx_stats_disable(efx);
236 if (efx->board_info.type == EFX_BOARD_SFE4001) 243 if (efx->board_info.type == EFX_BOARD_SFE4001)
237 err = sfe4001_poweron(efx); 244 err = sfe4001_poweron(efx);
238 else 245 else
239 err = sfn4111t_reset(efx); 246 err = sfn4111t_reset(efx);
240 efx_reconfigure_port(efx); 247 efx_reconfigure_port(efx);
248 if (!(new_mode & PHY_MODE_SPECIAL))
249 efx_stats_enable(efx);
241 } 250 }
242 rtnl_unlock(); 251 rtnl_unlock();
243 252
@@ -326,6 +335,11 @@ int sfe4001_init(struct efx_nic *efx)
326 efx->board_info.monitor = sfe4001_check_hw; 335 efx->board_info.monitor = sfe4001_check_hw;
327 efx->board_info.fini = sfe4001_fini; 336 efx->board_info.fini = sfe4001_fini;
328 337
338 if (efx->phy_mode & PHY_MODE_SPECIAL) {
339 /* PHY won't generate a 156.25 MHz clock and MAC stats fetch
340 * will fail. */
341 efx_stats_disable(efx);
342 }
329 rc = sfe4001_poweron(efx); 343 rc = sfe4001_poweron(efx);
330 if (rc) 344 if (rc)
331 goto fail_ioexp; 345 goto fail_ioexp;
@@ -372,17 +386,25 @@ static void sfn4111t_fini(struct efx_nic *efx)
372 i2c_unregister_device(efx->board_info.hwmon_client); 386 i2c_unregister_device(efx->board_info.hwmon_client);
373} 387}
374 388
375static struct i2c_board_info sfn4111t_hwmon_info = { 389static struct i2c_board_info sfn4111t_a0_hwmon_info = {
376 I2C_BOARD_INFO("max6647", 0x4e), 390 I2C_BOARD_INFO("max6647", 0x4e),
377 .irq = -1, 391 .irq = -1,
378}; 392};
379 393
394static struct i2c_board_info sfn4111t_r5_hwmon_info = {
395 I2C_BOARD_INFO("max6646", 0x4d),
396 .irq = -1,
397};
398
380int sfn4111t_init(struct efx_nic *efx) 399int sfn4111t_init(struct efx_nic *efx)
381{ 400{
382 int rc; 401 int rc;
383 402
384 efx->board_info.hwmon_client = 403 efx->board_info.hwmon_client =
385 i2c_new_device(&efx->i2c_adap, &sfn4111t_hwmon_info); 404 i2c_new_device(&efx->i2c_adap,
405 (efx->board_info.minor < 5) ?
406 &sfn4111t_a0_hwmon_info :
407 &sfn4111t_r5_hwmon_info);
386 if (!efx->board_info.hwmon_client) 408 if (!efx->board_info.hwmon_client)
387 return -EIO; 409 return -EIO;
388 410
@@ -394,8 +416,10 @@ int sfn4111t_init(struct efx_nic *efx)
394 if (rc) 416 if (rc)
395 goto fail_hwmon; 417 goto fail_hwmon;
396 418
397 if (efx->phy_mode & PHY_MODE_SPECIAL) 419 if (efx->phy_mode & PHY_MODE_SPECIAL) {
420 efx_stats_disable(efx);
398 sfn4111t_reset(efx); 421 sfn4111t_reset(efx);
422 }
399 423
400 return 0; 424 return 0;
401 425
diff --git a/drivers/net/sfc/tenxpress.c b/drivers/net/sfc/tenxpress.c
index 9ecb77da9545..f0efd246962c 100644
--- a/drivers/net/sfc/tenxpress.c
+++ b/drivers/net/sfc/tenxpress.c
@@ -67,6 +67,8 @@
67#define PMA_PMD_EXT_CLK312_WIDTH 1 67#define PMA_PMD_EXT_CLK312_WIDTH 1
68#define PMA_PMD_EXT_LPOWER_LBN 12 68#define PMA_PMD_EXT_LPOWER_LBN 12
69#define PMA_PMD_EXT_LPOWER_WIDTH 1 69#define PMA_PMD_EXT_LPOWER_WIDTH 1
70#define PMA_PMD_EXT_ROBUST_LBN 14
71#define PMA_PMD_EXT_ROBUST_WIDTH 1
70#define PMA_PMD_EXT_SSR_LBN 15 72#define PMA_PMD_EXT_SSR_LBN 15
71#define PMA_PMD_EXT_SSR_WIDTH 1 73#define PMA_PMD_EXT_SSR_WIDTH 1
72 74
@@ -177,35 +179,24 @@
177#define C22EXT_STATUS_LINK_LBN 2 179#define C22EXT_STATUS_LINK_LBN 2
178#define C22EXT_STATUS_LINK_WIDTH 1 180#define C22EXT_STATUS_LINK_WIDTH 1
179 181
180#define C22EXT_MSTSLV_REG 49162 182#define C22EXT_MSTSLV_CTRL 49161
181#define C22EXT_MSTSLV_1000_HD_LBN 10 183#define C22EXT_MSTSLV_CTRL_ADV_1000_HD_LBN 8
182#define C22EXT_MSTSLV_1000_HD_WIDTH 1 184#define C22EXT_MSTSLV_CTRL_ADV_1000_FD_LBN 9
183#define C22EXT_MSTSLV_1000_FD_LBN 11 185
184#define C22EXT_MSTSLV_1000_FD_WIDTH 1 186#define C22EXT_MSTSLV_STATUS 49162
187#define C22EXT_MSTSLV_STATUS_LP_1000_HD_LBN 10
188#define C22EXT_MSTSLV_STATUS_LP_1000_FD_LBN 11
185 189
186/* Time to wait between powering down the LNPGA and turning off the power 190/* Time to wait between powering down the LNPGA and turning off the power
187 * rails */ 191 * rails */
188#define LNPGA_PDOWN_WAIT (HZ / 5) 192#define LNPGA_PDOWN_WAIT (HZ / 5)
189 193
190static int crc_error_reset_threshold = 100;
191module_param(crc_error_reset_threshold, int, 0644);
192MODULE_PARM_DESC(crc_error_reset_threshold,
193 "Max number of CRC errors before XAUI reset");
194
195struct tenxpress_phy_data { 194struct tenxpress_phy_data {
196 enum efx_loopback_mode loopback_mode; 195 enum efx_loopback_mode loopback_mode;
197 atomic_t bad_crc_count;
198 enum efx_phy_mode phy_mode; 196 enum efx_phy_mode phy_mode;
199 int bad_lp_tries; 197 int bad_lp_tries;
200}; 198};
201 199
202void tenxpress_crc_err(struct efx_nic *efx)
203{
204 struct tenxpress_phy_data *phy_data = efx->phy_data;
205 if (phy_data != NULL)
206 atomic_inc(&phy_data->bad_crc_count);
207}
208
209static ssize_t show_phy_short_reach(struct device *dev, 200static ssize_t show_phy_short_reach(struct device *dev,
210 struct device_attribute *attr, char *buf) 201 struct device_attribute *attr, char *buf)
211{ 202{
@@ -284,7 +275,9 @@ static int tenxpress_init(struct efx_nic *efx)
284 PMA_PMD_XCONTROL_REG); 275 PMA_PMD_XCONTROL_REG);
285 reg |= ((1 << PMA_PMD_EXT_GMII_EN_LBN) | 276 reg |= ((1 << PMA_PMD_EXT_GMII_EN_LBN) |
286 (1 << PMA_PMD_EXT_CLK_OUT_LBN) | 277 (1 << PMA_PMD_EXT_CLK_OUT_LBN) |
287 (1 << PMA_PMD_EXT_CLK312_LBN)); 278 (1 << PMA_PMD_EXT_CLK312_LBN) |
279 (1 << PMA_PMD_EXT_ROBUST_LBN));
280
288 mdio_clause45_write(efx, phy_id, MDIO_MMD_PMAPMD, 281 mdio_clause45_write(efx, phy_id, MDIO_MMD_PMAPMD,
289 PMA_PMD_XCONTROL_REG, reg); 282 PMA_PMD_XCONTROL_REG, reg);
290 mdio_clause45_set_flag(efx, phy_id, MDIO_MMD_C22EXT, 283 mdio_clause45_set_flag(efx, phy_id, MDIO_MMD_C22EXT,
@@ -346,6 +339,7 @@ static int tenxpress_phy_init(struct efx_nic *efx)
346 rc = tenxpress_init(efx); 339 rc = tenxpress_init(efx);
347 if (rc < 0) 340 if (rc < 0)
348 goto fail; 341 goto fail;
342 mdio_clause45_set_pause(efx);
349 343
350 if (efx->phy_type == PHY_TYPE_SFT9001B) { 344 if (efx->phy_type == PHY_TYPE_SFT9001B) {
351 rc = device_create_file(&efx->pci_dev->dev, 345 rc = device_create_file(&efx->pci_dev->dev,
@@ -376,8 +370,8 @@ static int tenxpress_special_reset(struct efx_nic *efx)
376 370
377 /* The XGMAC clock is driven from the SFC7101/SFT9001 312MHz clock, so 371 /* The XGMAC clock is driven from the SFC7101/SFT9001 312MHz clock, so
378 * a special software reset can glitch the XGMAC sufficiently for stats 372 * a special software reset can glitch the XGMAC sufficiently for stats
379 * requests to fail. Since we don't often special_reset, just lock. */ 373 * requests to fail. */
380 spin_lock(&efx->stats_lock); 374 efx_stats_disable(efx);
381 375
382 /* Initiate reset */ 376 /* Initiate reset */
383 reg = mdio_clause45_read(efx, efx->mii.phy_id, 377 reg = mdio_clause45_read(efx, efx->mii.phy_id,
@@ -392,17 +386,17 @@ static int tenxpress_special_reset(struct efx_nic *efx)
392 rc = mdio_clause45_wait_reset_mmds(efx, 386 rc = mdio_clause45_wait_reset_mmds(efx,
393 TENXPRESS_REQUIRED_DEVS); 387 TENXPRESS_REQUIRED_DEVS);
394 if (rc < 0) 388 if (rc < 0)
395 goto unlock; 389 goto out;
396 390
397 /* Try and reconfigure the device */ 391 /* Try and reconfigure the device */
398 rc = tenxpress_init(efx); 392 rc = tenxpress_init(efx);
399 if (rc < 0) 393 if (rc < 0)
400 goto unlock; 394 goto out;
401 395
402 /* Wait for the XGXS state machine to churn */ 396 /* Wait for the XGXS state machine to churn */
403 mdelay(10); 397 mdelay(10);
404unlock: 398out:
405 spin_unlock(&efx->stats_lock); 399 efx_stats_enable(efx);
406 return rc; 400 return rc;
407} 401}
408 402
@@ -520,7 +514,7 @@ static void tenxpress_phy_reconfigure(struct efx_nic *efx)
520{ 514{
521 struct tenxpress_phy_data *phy_data = efx->phy_data; 515 struct tenxpress_phy_data *phy_data = efx->phy_data;
522 struct ethtool_cmd ecmd; 516 struct ethtool_cmd ecmd;
523 bool phy_mode_change, loop_reset, loop_toggle, loopback; 517 bool phy_mode_change, loop_reset;
524 518
525 if (efx->phy_mode & (PHY_MODE_OFF | PHY_MODE_SPECIAL)) { 519 if (efx->phy_mode & (PHY_MODE_OFF | PHY_MODE_SPECIAL)) {
526 phy_data->phy_mode = efx->phy_mode; 520 phy_data->phy_mode = efx->phy_mode;
@@ -531,12 +525,10 @@ static void tenxpress_phy_reconfigure(struct efx_nic *efx)
531 525
532 phy_mode_change = (efx->phy_mode == PHY_MODE_NORMAL && 526 phy_mode_change = (efx->phy_mode == PHY_MODE_NORMAL &&
533 phy_data->phy_mode != PHY_MODE_NORMAL); 527 phy_data->phy_mode != PHY_MODE_NORMAL);
534 loopback = LOOPBACK_MASK(efx) & efx->phy_op->loopbacks;
535 loop_toggle = LOOPBACK_CHANGED(phy_data, efx, efx->phy_op->loopbacks);
536 loop_reset = (LOOPBACK_OUT_OF(phy_data, efx, efx->phy_op->loopbacks) || 528 loop_reset = (LOOPBACK_OUT_OF(phy_data, efx, efx->phy_op->loopbacks) ||
537 LOOPBACK_CHANGED(phy_data, efx, 1 << LOOPBACK_GPHY)); 529 LOOPBACK_CHANGED(phy_data, efx, 1 << LOOPBACK_GPHY));
538 530
539 if (loop_reset || loop_toggle || loopback || phy_mode_change) { 531 if (loop_reset || phy_mode_change) {
540 int rc; 532 int rc;
541 533
542 efx->phy_op->get_settings(efx, &ecmd); 534 efx->phy_op->get_settings(efx, &ecmd);
@@ -551,20 +543,6 @@ static void tenxpress_phy_reconfigure(struct efx_nic *efx)
551 falcon_reset_xaui(efx); 543 falcon_reset_xaui(efx);
552 } 544 }
553 545
554 if (efx->phy_type != PHY_TYPE_SFX7101) {
555 /* Only change autoneg once, on coming out or
556 * going into loopback */
557 if (loop_toggle)
558 ecmd.autoneg = !loopback;
559 if (loopback) {
560 ecmd.duplex = DUPLEX_FULL;
561 if (efx->loopback_mode == LOOPBACK_GPHY)
562 ecmd.speed = SPEED_1000;
563 else
564 ecmd.speed = SPEED_10000;
565 }
566 }
567
568 rc = efx->phy_op->set_settings(efx, &ecmd); 546 rc = efx->phy_op->set_settings(efx, &ecmd);
569 WARN_ON(rc); 547 WARN_ON(rc);
570 } 548 }
@@ -623,13 +601,6 @@ static void tenxpress_phy_poll(struct efx_nic *efx)
623 601
624 if (phy_data->phy_mode != PHY_MODE_NORMAL) 602 if (phy_data->phy_mode != PHY_MODE_NORMAL)
625 return; 603 return;
626
627 if (EFX_WORKAROUND_10750(efx) &&
628 atomic_read(&phy_data->bad_crc_count) > crc_error_reset_threshold) {
629 EFX_ERR(efx, "Resetting XAUI due to too many CRC errors\n");
630 falcon_reset_xaui(efx);
631 atomic_set(&phy_data->bad_crc_count, 0);
632 }
633} 604}
634 605
635static void tenxpress_phy_fini(struct efx_nic *efx) 606static void tenxpress_phy_fini(struct efx_nic *efx)
@@ -772,107 +743,76 @@ reset:
772 return rc; 743 return rc;
773} 744}
774 745
775static u32 tenxpress_get_xnp_lpa(struct efx_nic *efx) 746static void
747tenxpress_get_settings(struct efx_nic *efx, struct ethtool_cmd *ecmd)
776{ 748{
777 int phy = efx->mii.phy_id; 749 int phy_id = efx->mii.phy_id;
778 u32 lpa = 0; 750 u32 adv = 0, lpa = 0;
779 int reg; 751 int reg;
780 752
781 if (efx->phy_type != PHY_TYPE_SFX7101) { 753 if (efx->phy_type != PHY_TYPE_SFX7101) {
782 reg = mdio_clause45_read(efx, phy, MDIO_MMD_C22EXT, 754 reg = mdio_clause45_read(efx, phy_id, MDIO_MMD_C22EXT,
783 C22EXT_MSTSLV_REG); 755 C22EXT_MSTSLV_CTRL);
784 if (reg & (1 << C22EXT_MSTSLV_1000_HD_LBN)) 756 if (reg & (1 << C22EXT_MSTSLV_CTRL_ADV_1000_FD_LBN))
757 adv |= ADVERTISED_1000baseT_Full;
758 reg = mdio_clause45_read(efx, phy_id, MDIO_MMD_C22EXT,
759 C22EXT_MSTSLV_STATUS);
760 if (reg & (1 << C22EXT_MSTSLV_STATUS_LP_1000_HD_LBN))
785 lpa |= ADVERTISED_1000baseT_Half; 761 lpa |= ADVERTISED_1000baseT_Half;
786 if (reg & (1 << C22EXT_MSTSLV_1000_FD_LBN)) 762 if (reg & (1 << C22EXT_MSTSLV_STATUS_LP_1000_FD_LBN))
787 lpa |= ADVERTISED_1000baseT_Full; 763 lpa |= ADVERTISED_1000baseT_Full;
788 } 764 }
789 reg = mdio_clause45_read(efx, phy, MDIO_MMD_AN, MDIO_AN_10GBT_STATUS); 765 reg = mdio_clause45_read(efx, phy_id, MDIO_MMD_AN,
766 MDIO_AN_10GBT_CTRL);
767 if (reg & (1 << MDIO_AN_10GBT_CTRL_ADV_10G_LBN))
768 adv |= ADVERTISED_10000baseT_Full;
769 reg = mdio_clause45_read(efx, phy_id, MDIO_MMD_AN,
770 MDIO_AN_10GBT_STATUS);
790 if (reg & (1 << MDIO_AN_10GBT_STATUS_LP_10G_LBN)) 771 if (reg & (1 << MDIO_AN_10GBT_STATUS_LP_10G_LBN))
791 lpa |= ADVERTISED_10000baseT_Full; 772 lpa |= ADVERTISED_10000baseT_Full;
792 return lpa;
793}
794 773
795static void sfx7101_get_settings(struct efx_nic *efx, struct ethtool_cmd *ecmd) 774 mdio_clause45_get_settings_ext(efx, ecmd, adv, lpa);
796{ 775
797 mdio_clause45_get_settings_ext(efx, ecmd, ADVERTISED_10000baseT_Full, 776 if (efx->phy_type != PHY_TYPE_SFX7101)
798 tenxpress_get_xnp_lpa(efx)); 777 ecmd->supported |= (SUPPORTED_100baseT_Full |
799 ecmd->supported |= SUPPORTED_10000baseT_Full; 778 SUPPORTED_1000baseT_Full);
800 ecmd->advertising |= ADVERTISED_10000baseT_Full; 779
780 /* In loopback, the PHY automatically brings up the correct interface,
781 * but doesn't advertise the correct speed. So override it */
782 if (efx->loopback_mode == LOOPBACK_GPHY)
783 ecmd->speed = SPEED_1000;
784 else if (LOOPBACK_MASK(efx) & efx->phy_op->loopbacks)
785 ecmd->speed = SPEED_10000;
801} 786}
802 787
803static void sft9001_get_settings(struct efx_nic *efx, struct ethtool_cmd *ecmd) 788static int tenxpress_set_settings(struct efx_nic *efx, struct ethtool_cmd *ecmd)
804{ 789{
805 int phy_id = efx->mii.phy_id; 790 if (!ecmd->autoneg)
806 u32 xnp_adv = 0; 791 return -EINVAL;
807 int reg;
808
809 reg = mdio_clause45_read(efx, phy_id, MDIO_MMD_PMAPMD,
810 PMA_PMD_SPEED_ENABLE_REG);
811 if (EFX_WORKAROUND_13204(efx) && (reg & (1 << PMA_PMD_100TX_ADV_LBN)))
812 xnp_adv |= ADVERTISED_100baseT_Full;
813 if (reg & (1 << PMA_PMD_1000T_ADV_LBN))
814 xnp_adv |= ADVERTISED_1000baseT_Full;
815 if (reg & (1 << PMA_PMD_10000T_ADV_LBN))
816 xnp_adv |= ADVERTISED_10000baseT_Full;
817
818 mdio_clause45_get_settings_ext(efx, ecmd, xnp_adv,
819 tenxpress_get_xnp_lpa(efx));
820
821 ecmd->supported |= (SUPPORTED_100baseT_Half |
822 SUPPORTED_100baseT_Full |
823 SUPPORTED_1000baseT_Full);
824 792
825 /* Use the vendor defined C22ext register for duplex settings */ 793 return mdio_clause45_set_settings(efx, ecmd);
826 if (ecmd->speed != SPEED_10000 && !ecmd->autoneg) {
827 reg = mdio_clause45_read(efx, phy_id, MDIO_MMD_C22EXT,
828 GPHY_XCONTROL_REG);
829 ecmd->duplex = (reg & (1 << GPHY_DUPLEX_LBN) ?
830 DUPLEX_FULL : DUPLEX_HALF);
831 }
832} 794}
833 795
834static int sft9001_set_settings(struct efx_nic *efx, struct ethtool_cmd *ecmd) 796static void sfx7101_set_npage_adv(struct efx_nic *efx, u32 advertising)
835{ 797{
836 int phy_id = efx->mii.phy_id; 798 mdio_clause45_set_flag(efx, efx->mii.phy_id, MDIO_MMD_AN,
837 int rc; 799 MDIO_AN_10GBT_CTRL,
838 800 MDIO_AN_10GBT_CTRL_ADV_10G_LBN,
839 rc = mdio_clause45_set_settings(efx, ecmd); 801 advertising & ADVERTISED_10000baseT_Full);
840 if (rc)
841 return rc;
842
843 if (ecmd->speed != SPEED_10000 && !ecmd->autoneg)
844 mdio_clause45_set_flag(efx, phy_id, MDIO_MMD_C22EXT,
845 GPHY_XCONTROL_REG, GPHY_DUPLEX_LBN,
846 ecmd->duplex == DUPLEX_FULL);
847
848 return rc;
849} 802}
850 803
851static bool sft9001_set_xnp_advertise(struct efx_nic *efx, u32 advertising) 804static void sft9001_set_npage_adv(struct efx_nic *efx, u32 advertising)
852{ 805{
853 int phy = efx->mii.phy_id; 806 int phy_id = efx->mii.phy_id;
854 int reg = mdio_clause45_read(efx, phy, MDIO_MMD_PMAPMD, 807
855 PMA_PMD_SPEED_ENABLE_REG); 808 mdio_clause45_set_flag(efx, phy_id, MDIO_MMD_C22EXT,
856 bool enabled; 809 C22EXT_MSTSLV_CTRL,
857 810 C22EXT_MSTSLV_CTRL_ADV_1000_FD_LBN,
858 reg &= ~((1 << 2) | (1 << 3)); 811 advertising & ADVERTISED_1000baseT_Full);
859 if (EFX_WORKAROUND_13204(efx) && 812 mdio_clause45_set_flag(efx, phy_id, MDIO_MMD_AN,
860 (advertising & ADVERTISED_100baseT_Full)) 813 MDIO_AN_10GBT_CTRL,
861 reg |= 1 << PMA_PMD_100TX_ADV_LBN; 814 MDIO_AN_10GBT_CTRL_ADV_10G_LBN,
862 if (advertising & ADVERTISED_1000baseT_Full) 815 advertising & ADVERTISED_10000baseT_Full);
863 reg |= 1 << PMA_PMD_1000T_ADV_LBN;
864 if (advertising & ADVERTISED_10000baseT_Full)
865 reg |= 1 << PMA_PMD_10000T_ADV_LBN;
866 mdio_clause45_write(efx, phy, MDIO_MMD_PMAPMD,
867 PMA_PMD_SPEED_ENABLE_REG, reg);
868
869 enabled = (advertising &
870 (ADVERTISED_1000baseT_Half |
871 ADVERTISED_1000baseT_Full |
872 ADVERTISED_10000baseT_Full));
873 if (EFX_WORKAROUND_13204(efx))
874 enabled |= (advertising & ADVERTISED_100baseT_Full);
875 return enabled;
876} 816}
877 817
878struct efx_phy_operations falcon_sfx7101_phy_ops = { 818struct efx_phy_operations falcon_sfx7101_phy_ops = {
@@ -882,8 +822,9 @@ struct efx_phy_operations falcon_sfx7101_phy_ops = {
882 .poll = tenxpress_phy_poll, 822 .poll = tenxpress_phy_poll,
883 .fini = tenxpress_phy_fini, 823 .fini = tenxpress_phy_fini,
884 .clear_interrupt = efx_port_dummy_op_void, 824 .clear_interrupt = efx_port_dummy_op_void,
885 .get_settings = sfx7101_get_settings, 825 .get_settings = tenxpress_get_settings,
886 .set_settings = mdio_clause45_set_settings, 826 .set_settings = tenxpress_set_settings,
827 .set_npage_adv = sfx7101_set_npage_adv,
887 .num_tests = ARRAY_SIZE(sfx7101_test_names), 828 .num_tests = ARRAY_SIZE(sfx7101_test_names),
888 .test_names = sfx7101_test_names, 829 .test_names = sfx7101_test_names,
889 .run_tests = sfx7101_run_tests, 830 .run_tests = sfx7101_run_tests,
@@ -898,9 +839,9 @@ struct efx_phy_operations falcon_sft9001_phy_ops = {
898 .poll = tenxpress_phy_poll, 839 .poll = tenxpress_phy_poll,
899 .fini = tenxpress_phy_fini, 840 .fini = tenxpress_phy_fini,
900 .clear_interrupt = efx_port_dummy_op_void, 841 .clear_interrupt = efx_port_dummy_op_void,
901 .get_settings = sft9001_get_settings, 842 .get_settings = tenxpress_get_settings,
902 .set_settings = sft9001_set_settings, 843 .set_settings = tenxpress_set_settings,
903 .set_xnp_advertise = sft9001_set_xnp_advertise, 844 .set_npage_adv = sft9001_set_npage_adv,
904 .num_tests = ARRAY_SIZE(sft9001_test_names), 845 .num_tests = ARRAY_SIZE(sft9001_test_names),
905 .test_names = sft9001_test_names, 846 .test_names = sft9001_test_names,
906 .run_tests = sft9001_run_tests, 847 .run_tests = sft9001_run_tests,
diff --git a/drivers/net/sfc/workarounds.h b/drivers/net/sfc/workarounds.h
index 82e03e1d7371..78de68f4a95b 100644
--- a/drivers/net/sfc/workarounds.h
+++ b/drivers/net/sfc/workarounds.h
@@ -18,8 +18,8 @@
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#define EFX_WORKAROUND_10G(efx) EFX_IS10G(efx) 20#define EFX_WORKAROUND_10G(efx) EFX_IS10G(efx)
21#define EFX_WORKAROUND_SFX7101(efx) ((efx)->phy_type == PHY_TYPE_SFX7101) 21#define EFX_WORKAROUND_SFT9001(efx) ((efx)->phy_type == PHY_TYPE_SFT9001A || \
22#define EFX_WORKAROUND_SFT9001A(efx) ((efx)->phy_type == PHY_TYPE_SFT9001A) 22 (efx)->phy_type == PHY_TYPE_SFT9001B)
23 23
24/* XAUI resets if link not detected */ 24/* XAUI resets if link not detected */
25#define EFX_WORKAROUND_5147 EFX_WORKAROUND_ALWAYS 25#define EFX_WORKAROUND_5147 EFX_WORKAROUND_ALWAYS
@@ -29,8 +29,6 @@
29#define EFX_WORKAROUND_7884 EFX_WORKAROUND_10G 29#define EFX_WORKAROUND_7884 EFX_WORKAROUND_10G
30/* TX pkt parser problem with <= 16 byte TXes */ 30/* TX pkt parser problem with <= 16 byte TXes */
31#define EFX_WORKAROUND_9141 EFX_WORKAROUND_ALWAYS 31#define EFX_WORKAROUND_9141 EFX_WORKAROUND_ALWAYS
32/* Low rate CRC errors require XAUI reset */
33#define EFX_WORKAROUND_10750 EFX_WORKAROUND_SFX7101
34/* TX_EV_PKT_ERR can be caused by a dangling TX descriptor 32/* TX_EV_PKT_ERR can be caused by a dangling TX descriptor
35 * or a PCIe error (bug 11028) */ 33 * or a PCIe error (bug 11028) */
36#define EFX_WORKAROUND_10727 EFX_WORKAROUND_ALWAYS 34#define EFX_WORKAROUND_10727 EFX_WORKAROUND_ALWAYS
@@ -55,8 +53,8 @@
55#define EFX_WORKAROUND_8071 EFX_WORKAROUND_FALCON_A 53#define EFX_WORKAROUND_8071 EFX_WORKAROUND_FALCON_A
56 54
57/* Need to send XNP pages for 100BaseT */ 55/* Need to send XNP pages for 100BaseT */
58#define EFX_WORKAROUND_13204 EFX_WORKAROUND_SFT9001A 56#define EFX_WORKAROUND_13204 EFX_WORKAROUND_SFT9001
59/* Need to keep AN enabled */ 57/* Don't restart AN in near-side loopback */
60#define EFX_WORKAROUND_13963 EFX_WORKAROUND_SFT9001A 58#define EFX_WORKAROUND_15195 EFX_WORKAROUND_SFT9001
61 59
62#endif /* EFX_WORKAROUNDS_H */ 60#endif /* EFX_WORKAROUNDS_H */
diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c
index 3668e81e474d..994703cc0db3 100644
--- a/drivers/net/sky2.c
+++ b/drivers/net/sky2.c
@@ -1403,9 +1403,6 @@ static int sky2_up(struct net_device *dev)
1403 1403
1404 } 1404 }
1405 1405
1406 if (netif_msg_ifup(sky2))
1407 printk(KERN_INFO PFX "%s: enabling interface\n", dev->name);
1408
1409 netif_carrier_off(dev); 1406 netif_carrier_off(dev);
1410 1407
1411 /* must be power of 2 */ 1408 /* must be power of 2 */
@@ -1484,6 +1481,9 @@ static int sky2_up(struct net_device *dev)
1484 sky2_write32(hw, B0_IMSK, imask); 1481 sky2_write32(hw, B0_IMSK, imask);
1485 1482
1486 sky2_set_multicast(dev); 1483 sky2_set_multicast(dev);
1484
1485 if (netif_msg_ifup(sky2))
1486 printk(KERN_INFO PFX "%s: enabling interface\n", dev->name);
1487 return 0; 1487 return 0;
1488 1488
1489err_out: 1489err_out:
diff --git a/net/ipv6/ip6mr.c b/net/ipv6/ip6mr.c
index d19a84b79503..228be551e9c1 100644
--- a/net/ipv6/ip6mr.c
+++ b/net/ipv6/ip6mr.c
@@ -48,6 +48,7 @@
48#include <linux/pim.h> 48#include <linux/pim.h>
49#include <net/addrconf.h> 49#include <net/addrconf.h>
50#include <linux/netfilter_ipv6.h> 50#include <linux/netfilter_ipv6.h>
51#include <net/ip6_checksum.h>
51 52
52/* Big lock, protecting vif table, mrt cache and mroute socket state. 53/* Big lock, protecting vif table, mrt cache and mroute socket state.
53 Note that the changes are semaphored via rtnl_lock. 54 Note that the changes are semaphored via rtnl_lock.
diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c
index 5f94db2f3e9e..9454d4ae46df 100644
--- a/net/packet/af_packet.c
+++ b/net/packet/af_packet.c
@@ -77,6 +77,7 @@
77#include <linux/poll.h> 77#include <linux/poll.h>
78#include <linux/module.h> 78#include <linux/module.h>
79#include <linux/init.h> 79#include <linux/init.h>
80#include <linux/mutex.h>
80 81
81#ifdef CONFIG_INET 82#ifdef CONFIG_INET
82#include <net/inet_common.h> 83#include <net/inet_common.h>
@@ -175,6 +176,7 @@ struct packet_sock {
175#endif 176#endif
176 struct packet_type prot_hook; 177 struct packet_type prot_hook;
177 spinlock_t bind_lock; 178 spinlock_t bind_lock;
179 struct mutex pg_vec_lock;
178 unsigned int running:1, /* prot_hook is attached*/ 180 unsigned int running:1, /* prot_hook is attached*/
179 auxdata:1, 181 auxdata:1,
180 origdev:1; 182 origdev:1;
@@ -1069,6 +1071,7 @@ static int packet_create(struct net *net, struct socket *sock, int protocol)
1069 */ 1071 */
1070 1072
1071 spin_lock_init(&po->bind_lock); 1073 spin_lock_init(&po->bind_lock);
1074 mutex_init(&po->pg_vec_lock);
1072 po->prot_hook.func = packet_rcv; 1075 po->prot_hook.func = packet_rcv;
1073 1076
1074 if (sock->type == SOCK_PACKET) 1077 if (sock->type == SOCK_PACKET)
@@ -1865,6 +1868,7 @@ static int packet_set_ring(struct sock *sk, struct tpacket_req *req, int closing
1865 synchronize_net(); 1868 synchronize_net();
1866 1869
1867 err = -EBUSY; 1870 err = -EBUSY;
1871 mutex_lock(&po->pg_vec_lock);
1868 if (closing || atomic_read(&po->mapped) == 0) { 1872 if (closing || atomic_read(&po->mapped) == 0) {
1869 err = 0; 1873 err = 0;
1870#define XC(a, b) ({ __typeof__ ((a)) __t; __t = (a); (a) = (b); __t; }) 1874#define XC(a, b) ({ __typeof__ ((a)) __t; __t = (a); (a) = (b); __t; })
@@ -1886,6 +1890,7 @@ static int packet_set_ring(struct sock *sk, struct tpacket_req *req, int closing
1886 if (atomic_read(&po->mapped)) 1890 if (atomic_read(&po->mapped))
1887 printk(KERN_DEBUG "packet_mmap: vma is busy: %d\n", atomic_read(&po->mapped)); 1891 printk(KERN_DEBUG "packet_mmap: vma is busy: %d\n", atomic_read(&po->mapped));
1888 } 1892 }
1893 mutex_unlock(&po->pg_vec_lock);
1889 1894
1890 spin_lock(&po->bind_lock); 1895 spin_lock(&po->bind_lock);
1891 if (was_running && !po->running) { 1896 if (was_running && !po->running) {
@@ -1918,7 +1923,7 @@ static int packet_mmap(struct file *file, struct socket *sock, struct vm_area_st
1918 1923
1919 size = vma->vm_end - vma->vm_start; 1924 size = vma->vm_end - vma->vm_start;
1920 1925
1921 lock_sock(sk); 1926 mutex_lock(&po->pg_vec_lock);
1922 if (po->pg_vec == NULL) 1927 if (po->pg_vec == NULL)
1923 goto out; 1928 goto out;
1924 if (size != po->pg_vec_len*po->pg_vec_pages*PAGE_SIZE) 1929 if (size != po->pg_vec_len*po->pg_vec_pages*PAGE_SIZE)
@@ -1941,7 +1946,7 @@ static int packet_mmap(struct file *file, struct socket *sock, struct vm_area_st
1941 err = 0; 1946 err = 0;
1942 1947
1943out: 1948out:
1944 release_sock(sk); 1949 mutex_unlock(&po->pg_vec_lock);
1945 return err; 1950 return err;
1946} 1951}
1947#endif 1952#endif
generated by cgit v1.2.2 (git 2.25.0) at 2024-12-30 02:05:02 -0500