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-rw-r--r--drivers/net/ethernet/intel/igb/e1000_82575.h16
-rw-r--r--drivers/net/ethernet/intel/igb/e1000_hw.h6
-rw-r--r--drivers/net/ethernet/intel/igb/e1000_i210.h38
-rw-r--r--drivers/net/ethernet/intel/igb/e1000_mac.h2
-rw-r--r--drivers/net/ethernet/intel/igb/e1000_phy.c8
-rw-r--r--drivers/net/ethernet/intel/igb/igb.h74
-rw-r--r--drivers/net/ethernet/intel/igb/igb_ethtool.c152
-rw-r--r--drivers/net/ethernet/intel/igb/igb_main.c84
8 files changed, 241 insertions, 139 deletions
diff --git a/drivers/net/ethernet/intel/igb/e1000_82575.h b/drivers/net/ethernet/intel/igb/e1000_82575.h
index 74a1506b423..8c2437722aa 100644
--- a/drivers/net/ethernet/intel/igb/e1000_82575.h
+++ b/drivers/net/ethernet/intel/igb/e1000_82575.h
@@ -28,14 +28,14 @@
#ifndef _E1000_82575_H_
#define _E1000_82575_H_
-extern void igb_shutdown_serdes_link_82575(struct e1000_hw *hw);
-extern void igb_power_up_serdes_link_82575(struct e1000_hw *hw);
-extern void igb_power_down_phy_copper_82575(struct e1000_hw *hw);
-extern void igb_rx_fifo_flush_82575(struct e1000_hw *hw);
-extern s32 igb_read_i2c_byte(struct e1000_hw *hw, u8 byte_offset,
- u8 dev_addr, u8 *data);
-extern s32 igb_write_i2c_byte(struct e1000_hw *hw, u8 byte_offset,
- u8 dev_addr, u8 data);
+void igb_shutdown_serdes_link_82575(struct e1000_hw *hw);
+void igb_power_up_serdes_link_82575(struct e1000_hw *hw);
+void igb_power_down_phy_copper_82575(struct e1000_hw *hw);
+void igb_rx_fifo_flush_82575(struct e1000_hw *hw);
+s32 igb_read_i2c_byte(struct e1000_hw *hw, u8 byte_offset, u8 dev_addr,
+ u8 *data);
+s32 igb_write_i2c_byte(struct e1000_hw *hw, u8 byte_offset, u8 dev_addr,
+ u8 data);
#define ID_LED_DEFAULT_82575_SERDES ((ID_LED_DEF1_DEF2 << 12) | \
(ID_LED_DEF1_DEF2 << 8) | \
diff --git a/drivers/net/ethernet/intel/igb/e1000_hw.h b/drivers/net/ethernet/intel/igb/e1000_hw.h
index 37a9c06a6c6..2e166b22d52 100644
--- a/drivers/net/ethernet/intel/igb/e1000_hw.h
+++ b/drivers/net/ethernet/intel/igb/e1000_hw.h
@@ -562,11 +562,11 @@ struct e1000_hw {
u8 revision_id;
};
-extern struct net_device *igb_get_hw_dev(struct e1000_hw *hw);
+struct net_device *igb_get_hw_dev(struct e1000_hw *hw);
#define hw_dbg(format, arg...) \
netdev_dbg(igb_get_hw_dev(hw), format, ##arg)
/* These functions must be implemented by drivers */
-s32 igb_read_pcie_cap_reg(struct e1000_hw *hw, u32 reg, u16 *value);
-s32 igb_write_pcie_cap_reg(struct e1000_hw *hw, u32 reg, u16 *value);
+s32 igb_read_pcie_cap_reg(struct e1000_hw *hw, u32 reg, u16 *value);
+s32 igb_write_pcie_cap_reg(struct e1000_hw *hw, u32 reg, u16 *value);
#endif /* _E1000_HW_H_ */
diff --git a/drivers/net/ethernet/intel/igb/e1000_i210.h b/drivers/net/ethernet/intel/igb/e1000_i210.h
index dde3c4b7ea9..2d913716573 100644
--- a/drivers/net/ethernet/intel/igb/e1000_i210.h
+++ b/drivers/net/ethernet/intel/igb/e1000_i210.h
@@ -28,26 +28,24 @@
#ifndef _E1000_I210_H_
#define _E1000_I210_H_
-extern s32 igb_update_flash_i210(struct e1000_hw *hw);
-extern s32 igb_update_nvm_checksum_i210(struct e1000_hw *hw);
-extern s32 igb_validate_nvm_checksum_i210(struct e1000_hw *hw);
-extern s32 igb_write_nvm_srwr_i210(struct e1000_hw *hw, u16 offset,
- u16 words, u16 *data);
-extern s32 igb_read_nvm_srrd_i210(struct e1000_hw *hw, u16 offset,
- u16 words, u16 *data);
-extern s32 igb_acquire_swfw_sync_i210(struct e1000_hw *hw, u16 mask);
-extern void igb_release_swfw_sync_i210(struct e1000_hw *hw, u16 mask);
-extern s32 igb_acquire_nvm_i210(struct e1000_hw *hw);
-extern void igb_release_nvm_i210(struct e1000_hw *hw);
-extern s32 igb_valid_led_default_i210(struct e1000_hw *hw, u16 *data);
-extern s32 igb_read_invm_version(struct e1000_hw *hw,
- struct e1000_fw_version *invm_ver);
-extern s32 igb_read_xmdio_reg(struct e1000_hw *hw, u16 addr, u8 dev_addr,
- u16 *data);
-extern s32 igb_write_xmdio_reg(struct e1000_hw *hw, u16 addr, u8 dev_addr,
- u16 data);
-extern s32 igb_init_nvm_params_i210(struct e1000_hw *hw);
-extern bool igb_get_flash_presence_i210(struct e1000_hw *hw);
+s32 igb_update_flash_i210(struct e1000_hw *hw);
+s32 igb_update_nvm_checksum_i210(struct e1000_hw *hw);
+s32 igb_validate_nvm_checksum_i210(struct e1000_hw *hw);
+s32 igb_write_nvm_srwr_i210(struct e1000_hw *hw, u16 offset, u16 words,
+ u16 *data);
+s32 igb_read_nvm_srrd_i210(struct e1000_hw *hw, u16 offset, u16 words,
+ u16 *data);
+s32 igb_acquire_swfw_sync_i210(struct e1000_hw *hw, u16 mask);
+void igb_release_swfw_sync_i210(struct e1000_hw *hw, u16 mask);
+s32 igb_acquire_nvm_i210(struct e1000_hw *hw);
+void igb_release_nvm_i210(struct e1000_hw *hw);
+s32 igb_valid_led_default_i210(struct e1000_hw *hw, u16 *data);
+s32 igb_read_invm_version(struct e1000_hw *hw,
+ struct e1000_fw_version *invm_ver);
+s32 igb_read_xmdio_reg(struct e1000_hw *hw, u16 addr, u8 dev_addr, u16 *data);
+s32 igb_write_xmdio_reg(struct e1000_hw *hw, u16 addr, u8 dev_addr, u16 data);
+s32 igb_init_nvm_params_i210(struct e1000_hw *hw);
+bool igb_get_flash_presence_i210(struct e1000_hw *hw);
#define E1000_STM_OPCODE 0xDB00
#define E1000_EEPROM_FLASH_SIZE_WORD 0x11
diff --git a/drivers/net/ethernet/intel/igb/e1000_mac.h b/drivers/net/ethernet/intel/igb/e1000_mac.h
index 5e13e83cc60..e4cbe8ef67b 100644
--- a/drivers/net/ethernet/intel/igb/e1000_mac.h
+++ b/drivers/net/ethernet/intel/igb/e1000_mac.h
@@ -86,6 +86,6 @@ enum e1000_mng_mode {
#define E1000_MNG_DHCP_COOKIE_STATUS_VLAN 0x2
-extern void e1000_init_function_pointers_82575(struct e1000_hw *hw);
+void e1000_init_function_pointers_82575(struct e1000_hw *hw);
#endif
diff --git a/drivers/net/ethernet/intel/igb/e1000_phy.c b/drivers/net/ethernet/intel/igb/e1000_phy.c
index e7266759a10..c4c4fe332c7 100644
--- a/drivers/net/ethernet/intel/igb/e1000_phy.c
+++ b/drivers/net/ethernet/intel/igb/e1000_phy.c
@@ -708,11 +708,6 @@ s32 igb_copper_link_setup_m88(struct e1000_hw *hw)
hw_dbg("Error committing the PHY changes\n");
goto out;
}
- if (phy->type == e1000_phy_i210) {
- ret_val = igb_set_master_slave_mode(hw);
- if (ret_val)
- return ret_val;
- }
out:
return ret_val;
@@ -806,6 +801,9 @@ s32 igb_copper_link_setup_m88_gen2(struct e1000_hw *hw)
hw_dbg("Error committing the PHY changes\n");
return ret_val;
}
+ ret_val = igb_set_master_slave_mode(hw);
+ if (ret_val)
+ return ret_val;
return 0;
}
diff --git a/drivers/net/ethernet/intel/igb/igb.h b/drivers/net/ethernet/intel/igb/igb.h
index 6807b098eda..5e9ed89403a 100644
--- a/drivers/net/ethernet/intel/igb/igb.h
+++ b/drivers/net/ethernet/intel/igb/igb.h
@@ -483,40 +483,38 @@ enum igb_boards {
extern char igb_driver_name[];
extern char igb_driver_version[];
-extern int igb_up(struct igb_adapter *);
-extern void igb_down(struct igb_adapter *);
-extern void igb_reinit_locked(struct igb_adapter *);
-extern void igb_reset(struct igb_adapter *);
-extern void igb_write_rss_indir_tbl(struct igb_adapter *);
-extern int igb_set_spd_dplx(struct igb_adapter *, u32, u8);
-extern int igb_setup_tx_resources(struct igb_ring *);
-extern int igb_setup_rx_resources(struct igb_ring *);
-extern void igb_free_tx_resources(struct igb_ring *);
-extern void igb_free_rx_resources(struct igb_ring *);
-extern void igb_configure_tx_ring(struct igb_adapter *, struct igb_ring *);
-extern void igb_configure_rx_ring(struct igb_adapter *, struct igb_ring *);
-extern void igb_setup_tctl(struct igb_adapter *);
-extern void igb_setup_rctl(struct igb_adapter *);
-extern netdev_tx_t igb_xmit_frame_ring(struct sk_buff *, struct igb_ring *);
-extern void igb_unmap_and_free_tx_resource(struct igb_ring *,
- struct igb_tx_buffer *);
-extern void igb_alloc_rx_buffers(struct igb_ring *, u16);
-extern void igb_update_stats(struct igb_adapter *, struct rtnl_link_stats64 *);
-extern bool igb_has_link(struct igb_adapter *adapter);
-extern void igb_set_ethtool_ops(struct net_device *);
-extern void igb_power_up_link(struct igb_adapter *);
-extern void igb_set_fw_version(struct igb_adapter *);
-extern void igb_ptp_init(struct igb_adapter *adapter);
-extern void igb_ptp_stop(struct igb_adapter *adapter);
-extern void igb_ptp_reset(struct igb_adapter *adapter);
-extern void igb_ptp_tx_work(struct work_struct *work);
-extern void igb_ptp_rx_hang(struct igb_adapter *adapter);
-extern void igb_ptp_tx_hwtstamp(struct igb_adapter *adapter);
-extern void igb_ptp_rx_rgtstamp(struct igb_q_vector *q_vector,
- struct sk_buff *skb);
-extern void igb_ptp_rx_pktstamp(struct igb_q_vector *q_vector,
- unsigned char *va,
- struct sk_buff *skb);
+int igb_up(struct igb_adapter *);
+void igb_down(struct igb_adapter *);
+void igb_reinit_locked(struct igb_adapter *);
+void igb_reset(struct igb_adapter *);
+int igb_reinit_queues(struct igb_adapter *);
+void igb_write_rss_indir_tbl(struct igb_adapter *);
+int igb_set_spd_dplx(struct igb_adapter *, u32, u8);
+int igb_setup_tx_resources(struct igb_ring *);
+int igb_setup_rx_resources(struct igb_ring *);
+void igb_free_tx_resources(struct igb_ring *);
+void igb_free_rx_resources(struct igb_ring *);
+void igb_configure_tx_ring(struct igb_adapter *, struct igb_ring *);
+void igb_configure_rx_ring(struct igb_adapter *, struct igb_ring *);
+void igb_setup_tctl(struct igb_adapter *);
+void igb_setup_rctl(struct igb_adapter *);
+netdev_tx_t igb_xmit_frame_ring(struct sk_buff *, struct igb_ring *);
+void igb_unmap_and_free_tx_resource(struct igb_ring *, struct igb_tx_buffer *);
+void igb_alloc_rx_buffers(struct igb_ring *, u16);
+void igb_update_stats(struct igb_adapter *, struct rtnl_link_stats64 *);
+bool igb_has_link(struct igb_adapter *adapter);
+void igb_set_ethtool_ops(struct net_device *);
+void igb_power_up_link(struct igb_adapter *);
+void igb_set_fw_version(struct igb_adapter *);
+void igb_ptp_init(struct igb_adapter *adapter);
+void igb_ptp_stop(struct igb_adapter *adapter);
+void igb_ptp_reset(struct igb_adapter *adapter);
+void igb_ptp_tx_work(struct work_struct *work);
+void igb_ptp_rx_hang(struct igb_adapter *adapter);
+void igb_ptp_tx_hwtstamp(struct igb_adapter *adapter);
+void igb_ptp_rx_rgtstamp(struct igb_q_vector *q_vector, struct sk_buff *skb);
+void igb_ptp_rx_pktstamp(struct igb_q_vector *q_vector, unsigned char *va,
+ struct sk_buff *skb);
static inline void igb_ptp_rx_hwtstamp(struct igb_ring *rx_ring,
union e1000_adv_rx_desc *rx_desc,
struct sk_buff *skb)
@@ -531,11 +529,11 @@ static inline void igb_ptp_rx_hwtstamp(struct igb_ring *rx_ring,
rx_ring->last_rx_timestamp = jiffies;
}
-extern int igb_ptp_hwtstamp_ioctl(struct net_device *netdev,
- struct ifreq *ifr, int cmd);
+int igb_ptp_hwtstamp_ioctl(struct net_device *netdev, struct ifreq *ifr,
+ int cmd);
#ifdef CONFIG_IGB_HWMON
-extern void igb_sysfs_exit(struct igb_adapter *adapter);
-extern int igb_sysfs_init(struct igb_adapter *adapter);
+void igb_sysfs_exit(struct igb_adapter *adapter);
+int igb_sysfs_init(struct igb_adapter *adapter);
#endif
static inline s32 igb_reset_phy(struct e1000_hw *hw)
{
diff --git a/drivers/net/ethernet/intel/igb/igb_ethtool.c b/drivers/net/ethernet/intel/igb/igb_ethtool.c
index 151e00cad11..c3143da497c 100644
--- a/drivers/net/ethernet/intel/igb/igb_ethtool.c
+++ b/drivers/net/ethernet/intel/igb/igb_ethtool.c
@@ -146,6 +146,7 @@ static int igb_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
struct e1000_sfp_flags *eth_flags = &dev_spec->eth_flags;
u32 status;
+ status = rd32(E1000_STATUS);
if (hw->phy.media_type == e1000_media_type_copper) {
ecmd->supported = (SUPPORTED_10baseT_Half |
@@ -169,13 +170,22 @@ static int igb_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
ecmd->transceiver = XCVR_INTERNAL;
} else {
ecmd->supported = (SUPPORTED_FIBRE |
+ SUPPORTED_1000baseKX_Full |
SUPPORTED_Autoneg |
SUPPORTED_Pause);
- ecmd->advertising = ADVERTISED_FIBRE;
-
- if ((eth_flags->e1000_base_lx) || (eth_flags->e1000_base_sx)) {
- ecmd->supported |= SUPPORTED_1000baseT_Full;
- ecmd->advertising |= ADVERTISED_1000baseT_Full;
+ ecmd->advertising = (ADVERTISED_FIBRE |
+ ADVERTISED_1000baseKX_Full);
+ if (hw->mac.type == e1000_i354) {
+ if ((hw->device_id ==
+ E1000_DEV_ID_I354_BACKPLANE_2_5GBPS) &&
+ !(status & E1000_STATUS_2P5_SKU_OVER)) {
+ ecmd->supported |= SUPPORTED_2500baseX_Full;
+ ecmd->supported &=
+ ~SUPPORTED_1000baseKX_Full;
+ ecmd->advertising |= ADVERTISED_2500baseX_Full;
+ ecmd->advertising &=
+ ~ADVERTISED_1000baseKX_Full;
+ }
}
if (eth_flags->e100_base_fx) {
ecmd->supported |= SUPPORTED_100baseT_Full;
@@ -187,35 +197,29 @@ static int igb_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
ecmd->port = PORT_FIBRE;
ecmd->transceiver = XCVR_EXTERNAL;
}
-
if (hw->mac.autoneg != 1)
ecmd->advertising &= ~(ADVERTISED_Pause |
ADVERTISED_Asym_Pause);
- if (hw->fc.requested_mode == e1000_fc_full)
+ switch (hw->fc.requested_mode) {
+ case e1000_fc_full:
ecmd->advertising |= ADVERTISED_Pause;
- else if (hw->fc.requested_mode == e1000_fc_rx_pause)
+ break;
+ case e1000_fc_rx_pause:
ecmd->advertising |= (ADVERTISED_Pause |
ADVERTISED_Asym_Pause);
- else if (hw->fc.requested_mode == e1000_fc_tx_pause)
+ break;
+ case e1000_fc_tx_pause:
ecmd->advertising |= ADVERTISED_Asym_Pause;
- else
+ break;
+ default:
ecmd->advertising &= ~(ADVERTISED_Pause |
ADVERTISED_Asym_Pause);
-
- status = rd32(E1000_STATUS);
-
+ }
if (status & E1000_STATUS_LU) {
- if (hw->mac.type == e1000_i354) {
- if ((status & E1000_STATUS_2P5_SKU) &&
- !(status & E1000_STATUS_2P5_SKU_OVER)) {
- ecmd->supported = SUPPORTED_2500baseX_Full;
- ecmd->advertising = ADVERTISED_2500baseX_Full;
- ecmd->speed = SPEED_2500;
- } else {
- ecmd->supported = SUPPORTED_1000baseT_Full;
- ecmd->advertising = ADVERTISED_1000baseT_Full;
- }
+ if ((status & E1000_STATUS_2P5_SKU) &&
+ !(status & E1000_STATUS_2P5_SKU_OVER)) {
+ ecmd->speed = SPEED_2500;
} else if (status & E1000_STATUS_SPEED_1000) {
ecmd->speed = SPEED_1000;
} else if (status & E1000_STATUS_SPEED_100) {
@@ -232,7 +236,6 @@ static int igb_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
ecmd->speed = -1;
ecmd->duplex = -1;
}
-
if ((hw->phy.media_type == e1000_media_type_fiber) ||
hw->mac.autoneg)
ecmd->autoneg = AUTONEG_ENABLE;
@@ -771,8 +774,10 @@ static int igb_set_eeprom(struct net_device *netdev,
if (eeprom->len == 0)
return -EOPNOTSUPP;
- if (hw->mac.type == e1000_i211)
+ if ((hw->mac.type >= e1000_i210) &&
+ !igb_get_flash_presence_i210(hw)) {
return -EOPNOTSUPP;
+ }
if (eeprom->magic != (hw->vendor_id | (hw->device_id << 16)))
return -EFAULT;
@@ -1659,7 +1664,8 @@ static int igb_setup_loopback_test(struct igb_adapter *adapter)
if ((hw->device_id == E1000_DEV_ID_DH89XXCC_SGMII) ||
(hw->device_id == E1000_DEV_ID_DH89XXCC_SERDES) ||
(hw->device_id == E1000_DEV_ID_DH89XXCC_BACKPLANE) ||
- (hw->device_id == E1000_DEV_ID_DH89XXCC_SFP)) {
+ (hw->device_id == E1000_DEV_ID_DH89XXCC_SFP) ||
+ (hw->device_id == E1000_DEV_ID_I354_SGMII)) {
/* Enable DH89xxCC MPHY for near end loopback */
reg = rd32(E1000_MPHY_ADDR_CTL);
@@ -1725,7 +1731,8 @@ static void igb_loopback_cleanup(struct igb_adapter *adapter)
if ((hw->device_id == E1000_DEV_ID_DH89XXCC_SGMII) ||
(hw->device_id == E1000_DEV_ID_DH89XXCC_SERDES) ||
(hw->device_id == E1000_DEV_ID_DH89XXCC_BACKPLANE) ||
- (hw->device_id == E1000_DEV_ID_DH89XXCC_SFP)) {
+ (hw->device_id == E1000_DEV_ID_DH89XXCC_SFP) ||
+ (hw->device_id == E1000_DEV_ID_I354_SGMII)) {
u32 reg;
/* Disable near end loopback on DH89xxCC */
@@ -2055,14 +2062,15 @@ static void igb_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
{
struct igb_adapter *adapter = netdev_priv(netdev);
- wol->supported = WAKE_UCAST | WAKE_MCAST |
- WAKE_BCAST | WAKE_MAGIC |
- WAKE_PHY;
wol->wolopts = 0;
if (!(adapter->flags & IGB_FLAG_WOL_SUPPORTED))
return;
+ wol->supported = WAKE_UCAST | WAKE_MCAST |
+ WAKE_BCAST | WAKE_MAGIC |
+ WAKE_PHY;
+
/* apply any specific unsupported masks here */
switch (adapter->hw.device_id) {
default:
@@ -2877,6 +2885,88 @@ static int igb_set_rxfh_indir(struct net_device *netdev, const u32 *indir)
return 0;
}
+static unsigned int igb_max_channels(struct igb_adapter *adapter)
+{
+ struct e1000_hw *hw = &adapter->hw;
+ unsigned int max_combined = 0;
+
+ switch (hw->mac.type) {
+ case e1000_i211:
+ max_combined = IGB_MAX_RX_QUEUES_I211;
+ break;
+ case e1000_82575:
+ case e1000_i210:
+ max_combined = IGB_MAX_RX_QUEUES_82575;
+ break;
+ case e1000_i350:
+ if (!!adapter->vfs_allocated_count) {
+ max_combined = 1;
+ break;
+ }
+ /* fall through */
+ case e1000_82576:
+ if (!!adapter->vfs_allocated_count) {
+ max_combined = 2;
+ break;
+ }
+ /* fall through */
+ case e1000_82580:
+ case e1000_i354:
+ default:
+ max_combined = IGB_MAX_RX_QUEUES;
+ break;
+ }
+
+ return max_combined;
+}
+
+static void igb_get_channels(struct net_device *netdev,
+ struct ethtool_channels *ch)
+{
+ struct igb_adapter *adapter = netdev_priv(netdev);
+
+ /* Report maximum channels */
+ ch->max_combined = igb_max_channels(adapter);
+
+ /* Report info for other vector */
+ if (adapter->msix_entries) {
+ ch->max_other = NON_Q_VECTORS;
+ ch->other_count = NON_Q_VECTORS;
+ }
+
+ ch->combined_count = adapter->rss_queues;
+}
+
+static int igb_set_channels(struct net_device *netdev,
+ struct ethtool_channels *ch)
+{
+ struct igb_adapter *adapter = netdev_priv(netdev);
+ unsigned int count = ch->combined_count;
+
+ /* Verify they are not requesting separate vectors */
+ if (!count || ch->rx_count || ch->tx_count)
+ return -EINVAL;
+
+ /* Verify other_count is valid and has not been changed */
+ if (ch->other_count != NON_Q_VECTORS)
+ return -EINVAL;
+
+ /* Verify the number of channels doesn't exceed hw limits */
+ if (count > igb_max_channels(adapter))
+ return -EINVAL;
+
+ if (count != adapter->rss_queues) {
+ adapter->rss_queues = count;
+
+ /* Hardware has to reinitialize queues and interrupts to
+ * match the new configuration.
+ */
+ return igb_reinit_queues(adapter);
+ }
+
+ return 0;
+}
+
static const struct ethtool_ops igb_ethtool_ops = {
.get_settings = igb_get_settings,
.set_settings = igb_set_settings,
@@ -2913,6 +3003,8 @@ static const struct ethtool_ops igb_ethtool_ops = {
.get_rxfh_indir_size = igb_get_rxfh_indir_size,
.get_rxfh_indir = igb_get_rxfh_indir,
.set_rxfh_indir = igb_set_rxfh_indir,
+ .get_channels = igb_get_channels,
+ .set_channels = igb_set_channels,
.begin = igb_ethtool_begin,
.complete = igb_ethtool_complete,
};
diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c
index 8cf44f2a8cc..025e5f4b748 100644
--- a/drivers/net/ethernet/intel/igb/igb_main.c
+++ b/drivers/net/ethernet/intel/igb/igb_main.c
@@ -182,6 +182,7 @@ static void igb_check_vf_rate_limit(struct igb_adapter *);
#ifdef CONFIG_PCI_IOV
static int igb_vf_configure(struct igb_adapter *adapter, int vf);
+static int igb_pci_enable_sriov(struct pci_dev *dev, int num_vfs);
#endif
#ifdef CONFIG_PM
@@ -1223,6 +1224,9 @@ static int igb_alloc_q_vector(struct igb_adapter *adapter,
ring->count = adapter->tx_ring_count;
ring->queue_index = txr_idx;
+ u64_stats_init(&ring->tx_syncp);
+ u64_stats_init(&ring->tx_syncp2);
+
/* assign ring to adapter */
adapter->tx_ring[txr_idx] = ring;
@@ -1256,6 +1260,8 @@ static int igb_alloc_q_vector(struct igb_adapter *adapter,
ring->count = adapter->rx_ring_count;
ring->queue_index = rxr_idx;
+ u64_stats_init(&ring->rx_syncp);
+
/* assign ring to adapter */
adapter->rx_ring[rxr_idx] = ring;
}
@@ -2034,21 +2040,15 @@ static int igb_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
return err;
pci_using_dac = 0;
- err = dma_set_mask(&pdev->dev, DMA_BIT_MASK(64));
+ err = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64));
if (!err) {
- err = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(64));
- if (!err)
- pci_using_dac = 1;
+ pci_using_dac = 1;
} else {
- err = dma_set_mask(&pdev->dev, DMA_BIT_MASK(32));
+ err = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32));
if (err) {
- err = dma_set_coherent_mask(&pdev->dev,
- DMA_BIT_MASK(32));
- if (err) {
- dev_err(&pdev->dev,
- "No usable DMA configuration, aborting\n");
- goto err_dma;
- }
+ dev_err(&pdev->dev,
+ "No usable DMA configuration, aborting\n");
+ goto err_dma;
}
}
@@ -2429,7 +2429,7 @@ err_dma:
}
#ifdef CONFIG_PCI_IOV
-static int igb_disable_sriov(struct pci_dev *pdev)
+static int igb_disable_sriov(struct pci_dev *pdev)
{
struct net_device *netdev = pci_get_drvdata(pdev);
struct igb_adapter *adapter = netdev_priv(netdev);
@@ -2470,27 +2470,19 @@ static int igb_enable_sriov(struct pci_dev *pdev, int num_vfs)
int err = 0;
int i;
- if (!adapter->msix_entries) {
+ if (!adapter->msix_entries || num_vfs > 7) {
err = -EPERM;
goto out;
}
-
if (!num_vfs)
goto out;
- else if (old_vfs && old_vfs == num_vfs)
- goto out;
- else if (old_vfs && old_vfs != num_vfs)
- err = igb_disable_sriov(pdev);
- if (err)
- goto out;
-
- if (num_vfs > 7) {
- err = -EPERM;
- goto out;
- }
-
- adapter->vfs_allocated_count = num_vfs;
+ if (old_vfs) {
+ dev_info(&pdev->dev, "%d pre-allocated VFs found - override max_vfs setting of %d\n",
+ old_vfs, max_vfs);
+ adapter->vfs_allocated_count = old_vfs;
+ } else
+ adapter->vfs_allocated_count = num_vfs;
adapter->vf_data = kcalloc(adapter->vfs_allocated_count,
sizeof(struct vf_data_storage), GFP_KERNEL);
@@ -2504,10 +2496,12 @@ static int igb_enable_sriov(struct pci_dev *pdev, int num_vfs)
goto out;
}
- err = pci_enable_sriov(pdev, adapter->vfs_allocated_count);
- if (err)
- goto err_out;
-
+ /* only call pci_enable_sriov() if no VFs are allocated already */
+ if (!old_vfs) {
+ err = pci_enable_sriov(pdev, adapter->vfs_allocated_count);
+ if (err)
+ goto err_out;
+ }
dev_info(&pdev->dev, "%d VFs allocated\n",
adapter->vfs_allocated_count);
for (i = 0; i < adapter->vfs_allocated_count; i++)
@@ -2623,7 +2617,7 @@ static void igb_probe_vfs(struct igb_adapter *adapter)
return;
pci_sriov_set_totalvfs(pdev, 7);
- igb_enable_sriov(pdev, max_vfs);
+ igb_pci_enable_sriov(pdev, max_vfs);
#endif /* CONFIG_PCI_IOV */
}
@@ -5708,7 +5702,7 @@ static void igb_vf_reset_msg(struct igb_adapter *adapter, u32 vf)
/* reply to reset with ack and vf mac address */
msgbuf[0] = E1000_VF_RESET | E1000_VT_MSGTYPE_ACK;
- memcpy(addr, vf_mac, 6);
+ memcpy(addr, vf_mac, ETH_ALEN);
igb_write_mbx(hw, msgbuf, 3, vf);
}
@@ -7838,4 +7832,26 @@ s32 igb_write_i2c_byte(struct e1000_hw *hw, u8 byte_offset,
return E1000_SUCCESS;
}
+
+int igb_reinit_queues(struct igb_adapter *adapter)
+{
+ struct net_device *netdev = adapter->netdev;
+ struct pci_dev *pdev = adapter->pdev;
+ int err = 0;
+
+ if (netif_running(netdev))
+ igb_close(netdev);
+
+ igb_clear_interrupt_scheme(adapter);
+
+ if (igb_init_interrupt_scheme(adapter, true)) {
+ dev_err(&pdev->dev, "Unable to allocate memory for queues\n");
+ return -ENOMEM;
+ }
+
+ if (netif_running(netdev))
+ err = igb_open(netdev);
+
+ return err;
+}
/* igb_main.c */
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-02-10 09:03:01 +0000