diff options
| author | Ingo Molnar <mingo@elte.hu> | 2009-05-07 11:17:13 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-05-07 11:17:34 +0200 |
| commit | 44347d947f628060b92449702071bfe1d31dfb75 (patch) | |
| tree | c6ed74610d5b3295df4296659f80f5feb94b28cc /drivers/net/ixgbe/ixgbe_dcb_82599.c | |
| parent | d94fc523f3c35bd8013f04827e94756cbc0212f4 (diff) | |
| parent | 413f81eba35d6ede9289b0c8a920c013a84fac71 (diff) | |
Merge branch 'linus' into tracing/core
Merge reason: tracing/core was on a .30-rc1 base and was missing out on
on a handful of tracing fixes present in .30-rc5-almost.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'drivers/net/ixgbe/ixgbe_dcb_82599.c')
| -rw-r--r-- | drivers/net/ixgbe/ixgbe_dcb_82599.c | 28 |
1 files changed, 17 insertions, 11 deletions
diff --git a/drivers/net/ixgbe/ixgbe_dcb_82599.c b/drivers/net/ixgbe/ixgbe_dcb_82599.c index 470b676c1dae..f4417fc3b0fd 100644 --- a/drivers/net/ixgbe/ixgbe_dcb_82599.c +++ b/drivers/net/ixgbe/ixgbe_dcb_82599.c @@ -290,7 +290,7 @@ s32 ixgbe_dcb_config_tx_data_arbiter_82599(struct ixgbe_hw *hw, s32 ixgbe_dcb_config_pfc_82599(struct ixgbe_hw *hw, struct ixgbe_dcb_config *dcb_config) { - u32 i, reg; + u32 i, reg, rx_pba_size; /* If PFC is disabled globally then fall back to LFC. */ if (!dcb_config->pfc_mode_enable) { @@ -301,17 +301,23 @@ s32 ixgbe_dcb_config_pfc_82599(struct ixgbe_hw *hw, /* Configure PFC Tx thresholds per TC */ for (i = 0; i < MAX_TRAFFIC_CLASS; i++) { - /* Config and remember Tx */ + if (dcb_config->rx_pba_cfg == pba_equal) + rx_pba_size = IXGBE_RXPBSIZE_64KB; + else + rx_pba_size = (i < 4) ? IXGBE_RXPBSIZE_80KB + : IXGBE_RXPBSIZE_48KB; + + reg = ((rx_pba_size >> 5) & 0xFFE0); if (dcb_config->tc_config[i].dcb_pfc == pfc_enabled_full || - dcb_config->tc_config[i].dcb_pfc == pfc_enabled_tx) { - reg = hw->fc.high_water | IXGBE_FCRTH_FCEN; - IXGBE_WRITE_REG(hw, IXGBE_FCRTH_82599(i), reg); - reg = hw->fc.low_water | IXGBE_FCRTL_XONE; - IXGBE_WRITE_REG(hw, IXGBE_FCRTL_82599(i), reg); - } else { - IXGBE_WRITE_REG(hw, IXGBE_FCRTH_82599(i), 0); - IXGBE_WRITE_REG(hw, IXGBE_FCRTL_82599(i), 0); - } + dcb_config->tc_config[i].dcb_pfc == pfc_enabled_tx) + reg |= IXGBE_FCRTL_XONE; + IXGBE_WRITE_REG(hw, IXGBE_FCRTL_82599(i), reg); + + reg = ((rx_pba_size >> 2) & 0xFFE0); + if (dcb_config->tc_config[i].dcb_pfc == pfc_enabled_full || + dcb_config->tc_config[i].dcb_pfc == pfc_enabled_tx) + reg |= IXGBE_FCRTH_FCEN; + IXGBE_WRITE_REG(hw, IXGBE_FCRTH_82599(i), reg); } /* Configure pause time (2 TCs per register) */ |