diff options
Diffstat (limited to 'drivers/net/ixgbe/ixgbe_common.c')
| -rw-r--r-- | drivers/net/ixgbe/ixgbe_common.c | 23 |
1 files changed, 21 insertions, 2 deletions
diff --git a/drivers/net/ixgbe/ixgbe_common.c b/drivers/net/ixgbe/ixgbe_common.c index 245db0e..8cfd3fd 100644 --- a/drivers/net/ixgbe/ixgbe_common.c +++ b/drivers/net/ixgbe/ixgbe_common.c @@ -1654,9 +1654,10 @@ s32 ixgbe_fc_enable(struct ixgbe_hw *hw, s32 packetbuf_num) * 0: Flow control is completely disabled * 1: Rx flow control is enabled (we can receive pause frames, * but not send pause frames). - * 2: Tx flow control is enabled (we can send pause frames but - * we do not support receiving pause frames). + * 2: Tx flow control is enabled (we can send pause frames but + * we do not support receiving pause frames). * 3: Both Rx and Tx flow control (symmetric) are enabled. + * 4: Priority Flow Control is enabled. * other: Invalid. */ switch (hw->fc.current_mode) { @@ -1686,6 +1687,11 @@ s32 ixgbe_fc_enable(struct ixgbe_hw *hw, s32 packetbuf_num) mflcn_reg |= IXGBE_MFLCN_RFCE; fccfg_reg |= IXGBE_FCCFG_TFCE_802_3X; break; +#ifdef CONFIG_DCB + case ixgbe_fc_pfc: + goto out; + break; +#endif default: hw_dbg(hw, "Flow control param set incorrectly\n"); ret_val = -IXGBE_ERR_CONFIG; @@ -1746,6 +1752,7 @@ s32 ixgbe_fc_autoneg(struct ixgbe_hw *hw) * 2: Tx flow control is enabled (we can send pause frames but * we do not support receiving pause frames). * 3: Both Rx and Tx flow control (symmetric) are enabled. + * 4: Priority Flow Control is enabled. * other: Invalid. */ switch (hw->fc.current_mode) { @@ -1776,6 +1783,11 @@ s32 ixgbe_fc_autoneg(struct ixgbe_hw *hw) /* Flow control (both Rx and Tx) is enabled by SW override. */ reg |= (IXGBE_PCS1GANA_SYM_PAUSE | IXGBE_PCS1GANA_ASM_PAUSE); break; +#ifdef CONFIG_DCB + case ixgbe_fc_pfc: + goto out; + break; +#endif default: hw_dbg(hw, "Flow control param set incorrectly\n"); ret_val = -IXGBE_ERR_CONFIG; @@ -1874,6 +1886,13 @@ s32 ixgbe_setup_fc_generic(struct ixgbe_hw *hw, s32 packetbuf_num) ixgbe_link_speed speed; bool link_up; +#ifdef CONFIG_DCB + if (hw->fc.requested_mode == ixgbe_fc_pfc) { + hw->fc.current_mode = hw->fc.requested_mode; + goto out; + } + +#endif /* Validate the packetbuf configuration */ if (packetbuf_num < 0 || packetbuf_num > 7) { hw_dbg(hw, "Invalid packet buffer number [%d], expected range " |
