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WSL2-Linux-Kernel
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Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/jkirsher/net

This commit is contained in:
David S. Miller 2012-04-03 18:41:12 -04:00
Родитель a998d43423 bf03085f85
Коммит 6fc8cc3fd1
3 изменённых файлов: 112 добавлений и 84 удалений
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6
drivers/net/ethernet/intel/e1000e/e1000.h
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@ -161,6 +161,12 @@ struct e1000_info;
/* Time to wait before putting the device into D3 if there's no link (in ms). */
#define LINK_TIMEOUT 100
/*
* Count for polling __E1000_RESET condition every 10-20msec.
* Experimentation has shown the reset can take approximately 210msec.
*/
#define E1000_CHECK_RESET_COUNT 25
#define DEFAULT_RDTR 0
#define DEFAULT_RADV 8
#define BURST_RDTR 0x20

26
drivers/net/ethernet/intel/e1000e/netdev.c
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@ -1059,6 +1059,13 @@ static void e1000_print_hw_hang(struct work_struct *work)
ew32(TIDV, adapter->tx_int_delay | E1000_TIDV_FPD);
/* execute the writes immediately */
e1e_flush();
/*
* Due to rare timing issues, write to TIDV again to ensure
* the write is successful
*/
ew32(TIDV, adapter->tx_int_delay | E1000_TIDV_FPD);
/* execute the writes immediately */
e1e_flush();
adapter->tx_hang_recheck = true;
return;
}
@ -3616,6 +3623,16 @@ static void e1000e_flush_descriptors(struct e1000_adapter *adapter)
/* execute the writes immediately */
e1e_flush();
/*
* due to rare timing issues, write to TIDV/RDTR again to ensure the
* write is successful
*/
ew32(TIDV, adapter->tx_int_delay | E1000_TIDV_FPD);
ew32(RDTR, adapter->rx_int_delay | E1000_RDTR_FPD);
/* execute the writes immediately */
e1e_flush();
}
static void e1000e_update_stats(struct e1000_adapter *adapter);
@ -3968,6 +3985,10 @@ static int e1000_close(struct net_device *netdev)
{
struct e1000_adapter *adapter = netdev_priv(netdev);
struct pci_dev *pdev = adapter->pdev;
int count = E1000_CHECK_RESET_COUNT;
while (test_bit(__E1000_RESETTING, &adapter->state) && count--)
usleep_range(10000, 20000);
WARN_ON(test_bit(__E1000_RESETTING, &adapter->state));
@ -5472,6 +5493,11 @@ static int __e1000_shutdown(struct pci_dev *pdev, bool *enable_wake,
netif_device_detach(netdev);
if (netif_running(netdev)) {
int count = E1000_CHECK_RESET_COUNT;
while (test_bit(__E1000_RESETTING, &adapter->state) && count--)
usleep_range(10000, 20000);
WARN_ON(test_bit(__E1000_RESETTING, &adapter->state));
e1000e_down(adapter);
e1000_free_irq(adapter);

164
drivers/net/ethernet/intel/ixgbe/ixgbe_dcb_nl.c
Просмотреть файл

@ -44,62 +44,94 @@
#define DCB_NO_HW_CHG 1 /* DCB configuration did not change */
#define DCB_HW_CHG 2 /* DCB configuration changed, no reset */
int ixgbe_copy_dcb_cfg(struct ixgbe_dcb_config *src_dcb_cfg,
struct ixgbe_dcb_config *dst_dcb_cfg, int tc_max)
int ixgbe_copy_dcb_cfg(struct ixgbe_dcb_config *scfg,
struct ixgbe_dcb_config *dcfg, int tc_max)
{
struct tc_configuration *src_tc_cfg = NULL;
struct tc_configuration *dst_tc_cfg = NULL;
int i;
struct tc_configuration *src = NULL;
struct tc_configuration *dst = NULL;
int i, j;
int tx = DCB_TX_CONFIG;
int rx = DCB_RX_CONFIG;
int changes = 0;
if (!src_dcb_cfg || !dst_dcb_cfg)
return -EINVAL;
if (!scfg || !dcfg)
return changes;
for (i = DCB_PG_ATTR_TC_0; i < tc_max + DCB_PG_ATTR_TC_0; i++) {
src_tc_cfg = &src_dcb_cfg->tc_config[i - DCB_PG_ATTR_TC_0];
dst_tc_cfg = &dst_dcb_cfg->tc_config[i - DCB_PG_ATTR_TC_0];
src = &scfg->tc_config[i - DCB_PG_ATTR_TC_0];
dst = &dcfg->tc_config[i - DCB_PG_ATTR_TC_0];
dst_tc_cfg->path[DCB_TX_CONFIG].prio_type =
src_tc_cfg->path[DCB_TX_CONFIG].prio_type;
if (dst->path[tx].prio_type != src->path[tx].prio_type) {
dst->path[tx].prio_type = src->path[tx].prio_type;
changes |= BIT_PG_TX;
}
dst_tc_cfg->path[DCB_TX_CONFIG].bwg_id =
src_tc_cfg->path[DCB_TX_CONFIG].bwg_id;
if (dst->path[tx].bwg_id != src->path[tx].bwg_id) {
dst->path[tx].bwg_id = src->path[tx].bwg_id;
changes |= BIT_PG_TX;
}
dst_tc_cfg->path[DCB_TX_CONFIG].bwg_percent =
src_tc_cfg->path[DCB_TX_CONFIG].bwg_percent;
if (dst->path[tx].bwg_percent != src->path[tx].bwg_percent) {
dst->path[tx].bwg_percent = src->path[tx].bwg_percent;
changes |= BIT_PG_TX;
}
dst_tc_cfg->path[DCB_TX_CONFIG].up_to_tc_bitmap =
src_tc_cfg->path[DCB_TX_CONFIG].up_to_tc_bitmap;
if (dst->path[tx].up_to_tc_bitmap !=
src->path[tx].up_to_tc_bitmap) {
dst->path[tx].up_to_tc_bitmap =
src->path[tx].up_to_tc_bitmap;
changes |= (BIT_PG_TX | BIT_PFC | BIT_APP_UPCHG);
}
dst_tc_cfg->path[DCB_RX_CONFIG].prio_type =
src_tc_cfg->path[DCB_RX_CONFIG].prio_type;
if (dst->path[rx].prio_type != src->path[rx].prio_type) {
dst->path[rx].prio_type = src->path[rx].prio_type;
changes |= BIT_PG_RX;
}
dst_tc_cfg->path[DCB_RX_CONFIG].bwg_id =
src_tc_cfg->path[DCB_RX_CONFIG].bwg_id;
if (dst->path[rx].bwg_id != src->path[rx].bwg_id) {
dst->path[rx].bwg_id = src->path[rx].bwg_id;
changes |= BIT_PG_RX;
}
dst_tc_cfg->path[DCB_RX_CONFIG].bwg_percent =
src_tc_cfg->path[DCB_RX_CONFIG].bwg_percent;
if (dst->path[rx].bwg_percent != src->path[rx].bwg_percent) {
dst->path[rx].bwg_percent = src->path[rx].bwg_percent;
changes |= BIT_PG_RX;
}
dst_tc_cfg->path[DCB_RX_CONFIG].up_to_tc_bitmap =
src_tc_cfg->path[DCB_RX_CONFIG].up_to_tc_bitmap;
if (dst->path[rx].up_to_tc_bitmap !=
src->path[rx].up_to_tc_bitmap) {
dst->path[rx].up_to_tc_bitmap =
src->path[rx].up_to_tc_bitmap;
changes |= (BIT_PG_RX | BIT_PFC | BIT_APP_UPCHG);
}
}
for (i = DCB_PG_ATTR_BW_ID_0; i < DCB_PG_ATTR_BW_ID_MAX; i++) {
dst_dcb_cfg->bw_percentage[DCB_TX_CONFIG]
[i-DCB_PG_ATTR_BW_ID_0] = src_dcb_cfg->bw_percentage
[DCB_TX_CONFIG][i-DCB_PG_ATTR_BW_ID_0];
dst_dcb_cfg->bw_percentage[DCB_RX_CONFIG]
[i-DCB_PG_ATTR_BW_ID_0] = src_dcb_cfg->bw_percentage
[DCB_RX_CONFIG][i-DCB_PG_ATTR_BW_ID_0];
j = i - DCB_PG_ATTR_BW_ID_0;
if (dcfg->bw_percentage[tx][j] != scfg->bw_percentage[tx][j]) {
dcfg->bw_percentage[tx][j] = scfg->bw_percentage[tx][j];
changes |= BIT_PG_TX;
}
if (dcfg->bw_percentage[rx][j] != scfg->bw_percentage[rx][j]) {
dcfg->bw_percentage[rx][j] = scfg->bw_percentage[rx][j];
changes |= BIT_PG_RX;
}
}
for (i = DCB_PFC_UP_ATTR_0; i < DCB_PFC_UP_ATTR_MAX; i++) {
dst_dcb_cfg->tc_config[i - DCB_PFC_UP_ATTR_0].dcb_pfc =
src_dcb_cfg->tc_config[i - DCB_PFC_UP_ATTR_0].dcb_pfc;
j = i - DCB_PFC_UP_ATTR_0;
if (dcfg->tc_config[j].dcb_pfc != scfg->tc_config[j].dcb_pfc) {
dcfg->tc_config[j].dcb_pfc = scfg->tc_config[j].dcb_pfc;
changes |= BIT_PFC;
}
}
dst_dcb_cfg->pfc_mode_enable = src_dcb_cfg->pfc_mode_enable;
if (dcfg->pfc_mode_enable != scfg->pfc_mode_enable) {
dcfg->pfc_mode_enable = scfg->pfc_mode_enable;
changes |= BIT_PFC;
}
return 0;
return changes;
}
static u8 ixgbe_dcbnl_get_state(struct net_device *netdev)
@ -179,20 +211,6 @@ static void ixgbe_dcbnl_set_pg_tc_cfg_tx(struct net_device *netdev, int tc,
if (up_map != DCB_ATTR_VALUE_UNDEFINED)
adapter->temp_dcb_cfg.tc_config[tc].path[0].up_to_tc_bitmap =
up_map;
if ((adapter->temp_dcb_cfg.tc_config[tc].path[0].prio_type !=
adapter->dcb_cfg.tc_config[tc].path[0].prio_type) ||
(adapter->temp_dcb_cfg.tc_config[tc].path[0].bwg_id !=
adapter->dcb_cfg.tc_config[tc].path[0].bwg_id) ||
(adapter->temp_dcb_cfg.tc_config[tc].path[0].bwg_percent !=
adapter->dcb_cfg.tc_config[tc].path[0].bwg_percent) ||
(adapter->temp_dcb_cfg.tc_config[tc].path[0].up_to_tc_bitmap !=
adapter->dcb_cfg.tc_config[tc].path[0].up_to_tc_bitmap))
adapter->dcb_set_bitmap |= BIT_PG_TX;
if (adapter->temp_dcb_cfg.tc_config[tc].path[0].up_to_tc_bitmap !=
adapter->dcb_cfg.tc_config[tc].path[0].up_to_tc_bitmap)
adapter->dcb_set_bitmap |= BIT_PFC | BIT_APP_UPCHG;
}
static void ixgbe_dcbnl_set_pg_bwg_cfg_tx(struct net_device *netdev, int bwg_id,
@ -201,10 +219,6 @@ static void ixgbe_dcbnl_set_pg_bwg_cfg_tx(struct net_device *netdev, int bwg_id,
struct ixgbe_adapter *adapter = netdev_priv(netdev);
adapter->temp_dcb_cfg.bw_percentage[0][bwg_id] = bw_pct;
if (adapter->temp_dcb_cfg.bw_percentage[0][bwg_id] !=
adapter->dcb_cfg.bw_percentage[0][bwg_id])
adapter->dcb_set_bitmap |= BIT_PG_TX;
}
static void ixgbe_dcbnl_set_pg_tc_cfg_rx(struct net_device *netdev, int tc,
@ -223,20 +237,6 @@ static void ixgbe_dcbnl_set_pg_tc_cfg_rx(struct net_device *netdev, int tc,
if (up_map != DCB_ATTR_VALUE_UNDEFINED)
adapter->temp_dcb_cfg.tc_config[tc].path[1].up_to_tc_bitmap =
up_map;
if ((adapter->temp_dcb_cfg.tc_config[tc].path[1].prio_type !=
adapter->dcb_cfg.tc_config[tc].path[1].prio_type) ||
(adapter->temp_dcb_cfg.tc_config[tc].path[1].bwg_id !=
adapter->dcb_cfg.tc_config[tc].path[1].bwg_id) ||
(adapter->temp_dcb_cfg.tc_config[tc].path[1].bwg_percent !=
adapter->dcb_cfg.tc_config[tc].path[1].bwg_percent) ||
(adapter->temp_dcb_cfg.tc_config[tc].path[1].up_to_tc_bitmap !=
adapter->dcb_cfg.tc_config[tc].path[1].up_to_tc_bitmap))
adapter->dcb_set_bitmap |= BIT_PG_RX;
if (adapter->temp_dcb_cfg.tc_config[tc].path[1].up_to_tc_bitmap !=
adapter->dcb_cfg.tc_config[tc].path[1].up_to_tc_bitmap)
adapter->dcb_set_bitmap |= BIT_PFC;
}
static void ixgbe_dcbnl_set_pg_bwg_cfg_rx(struct net_device *netdev, int bwg_id,
@ -245,10 +245,6 @@ static void ixgbe_dcbnl_set_pg_bwg_cfg_rx(struct net_device *netdev, int bwg_id,
struct ixgbe_adapter *adapter = netdev_priv(netdev);
adapter->temp_dcb_cfg.bw_percentage[1][bwg_id] = bw_pct;
if (adapter->temp_dcb_cfg.bw_percentage[1][bwg_id] !=
adapter->dcb_cfg.bw_percentage[1][bwg_id])
adapter->dcb_set_bitmap |= BIT_PG_RX;
}
static void ixgbe_dcbnl_get_pg_tc_cfg_tx(struct net_device *netdev, int tc,
@ -298,10 +294,8 @@ static void ixgbe_dcbnl_set_pfc_cfg(struct net_device *netdev, int priority,
adapter->temp_dcb_cfg.tc_config[priority].dcb_pfc = setting;
if (adapter->temp_dcb_cfg.tc_config[priority].dcb_pfc !=
adapter->dcb_cfg.tc_config[priority].dcb_pfc) {
adapter->dcb_set_bitmap |= BIT_PFC;
adapter->dcb_cfg.tc_config[priority].dcb_pfc)
adapter->temp_dcb_cfg.pfc_mode_enable = true;
}
}
static void ixgbe_dcbnl_get_pfc_cfg(struct net_device *netdev, int priority,
@ -336,7 +330,8 @@ static void ixgbe_dcbnl_devreset(struct net_device *dev)
static u8 ixgbe_dcbnl_set_all(struct net_device *netdev)
{
struct ixgbe_adapter *adapter = netdev_priv(netdev);
int ret, i;
int ret = DCB_NO_HW_CHG;
int i;
#ifdef IXGBE_FCOE
struct dcb_app app = {
.selector = DCB_APP_IDTYPE_ETHTYPE,
@ -355,12 +350,13 @@ static u8 ixgbe_dcbnl_set_all(struct net_device *netdev)
/* Fail command if not in CEE mode */
if (!(adapter->dcbx_cap & DCB_CAP_DCBX_VER_CEE))
return 1;
return ret;
ret = ixgbe_copy_dcb_cfg(&adapter->temp_dcb_cfg, &adapter->dcb_cfg,
MAX_TRAFFIC_CLASS);
if (ret)
return DCB_NO_HW_CHG;
adapter->dcb_set_bitmap |= ixgbe_copy_dcb_cfg(&adapter->temp_dcb_cfg,
&adapter->dcb_cfg,
MAX_TRAFFIC_CLASS);
if (!adapter->dcb_set_bitmap)
return ret;
if (adapter->dcb_cfg.pfc_mode_enable) {
switch (adapter->hw.mac.type) {
@ -420,6 +416,8 @@ static u8 ixgbe_dcbnl_set_all(struct net_device *netdev)
for (i = 0; i < IEEE_8021QAZ_MAX_TCS; i++)
netdev_set_prio_tc_map(netdev, i, prio_tc[i]);
ret = DCB_HW_CHG_RST;
}
if (adapter->dcb_set_bitmap & BIT_PFC) {
@ -430,7 +428,8 @@ static u8 ixgbe_dcbnl_set_all(struct net_device *netdev)
DCB_TX_CONFIG, prio_tc);
ixgbe_dcb_unpack_pfc(&adapter->dcb_cfg, &pfc_en);
ixgbe_dcb_hw_pfc_config(&adapter->hw, pfc_en, prio_tc);
ret = DCB_HW_CHG;
if (ret != DCB_HW_CHG_RST)
ret = DCB_HW_CHG;
}
if (adapter->dcb_cfg.pfc_mode_enable)
@ -531,9 +530,6 @@ static void ixgbe_dcbnl_setpfcstate(struct net_device *netdev, u8 state)
struct ixgbe_adapter *adapter = netdev_priv(netdev);
adapter->temp_dcb_cfg.pfc_mode_enable = state;
if (adapter->temp_dcb_cfg.pfc_mode_enable !=
adapter->dcb_cfg.pfc_mode_enable)
adapter->dcb_set_bitmap |= BIT_PFC;
}
/**