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ethdev: autoneg parameter in flow control accessors

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Add autoneg field in flow control parameters.
This makes it easier to understand why changing some parameters does not always
have the expected result.

Changing autoneg is not supported at the moment.

Signed-off-by: David Marchand <david.marchand@6wind.com>
Acked-by: Konstantin Ananyev <konstantin.ananyev@intel.com>
This commit is contained in:
David Marchand 2014-06-17 20:09:27 +02:00 committed by Thomas Monjalon
parent 56ea46a997
commit 2d95b84aaa
4 changed files with 10 additions and 0 deletions
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1
lib/librte_ether/rte_ethdev.h
View File

@ -649,6 +649,7 @@ struct rte_eth_fc_conf {
uint16_t send_xon; /**< Is XON frame need be sent */
enum rte_eth_fc_mode mode; /**< Link flow control mode */
uint8_t mac_ctrl_frame_fwd; /**< Forward MAC control frames */
uint8_t autoneg; /**< Use Pause autoneg */
};
/**

3
lib/librte_pmd_e1000/em_ethdev.c
View File

@ -1378,6 +1378,7 @@ eth_em_flow_ctrl_get(struct rte_eth_dev *dev, struct rte_eth_fc_conf *fc_conf)
fc_conf->high_water = hw->fc.high_water;
fc_conf->low_water = hw->fc.low_water;
fc_conf->send_xon = hw->fc.send_xon;
fc_conf->autoneg = hw->mac.autoneg;
/*
* Return rx_pause and tx_pause status according to actual setting of
@ -1422,6 +1423,8 @@ eth_em_flow_ctrl_set(struct rte_eth_dev *dev, struct rte_eth_fc_conf *fc_conf)
uint32_t rctl;
hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private);
if (fc_conf->autoneg != hw->mac.autoneg)
return -ENOTSUP;
rx_buf_size = em_get_rx_buffer_size(hw);
PMD_INIT_LOG(DEBUG, "Rx packet buffer size = 0x%x \n", rx_buf_size);

3
lib/librte_pmd_e1000/igb_ethdev.c
View File

@ -1871,6 +1871,7 @@ eth_igb_flow_ctrl_get(struct rte_eth_dev *dev, struct rte_eth_fc_conf *fc_conf)
fc_conf->high_water = hw->fc.high_water;
fc_conf->low_water = hw->fc.low_water;
fc_conf->send_xon = hw->fc.send_xon;
fc_conf->autoneg = hw->mac.autoneg;
/*
* Return rx_pause and tx_pause status according to actual setting of
@ -1915,6 +1916,8 @@ eth_igb_flow_ctrl_set(struct rte_eth_dev *dev, struct rte_eth_fc_conf *fc_conf)
uint32_t rctl;
hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private);
if (fc_conf->autoneg != hw->mac.autoneg)
return -ENOTSUP;
rx_buf_size = igb_get_rx_buffer_size(hw);
PMD_INIT_LOG(DEBUG, "Rx packet buffer size = 0x%x \n", rx_buf_size);

3
lib/librte_pmd_ixgbe/ixgbe_ethdev.c
View File

@ -2309,6 +2309,7 @@ ixgbe_flow_ctrl_get(struct rte_eth_dev *dev, struct rte_eth_fc_conf *fc_conf)
fc_conf->high_water = hw->fc.high_water[0];
fc_conf->low_water = hw->fc.low_water[0];
fc_conf->send_xon = hw->fc.send_xon;
fc_conf->autoneg = !hw->fc.disable_fc_autoneg;
/*
* Return rx_pause status according to actual setting of
@ -2360,6 +2361,8 @@ ixgbe_flow_ctrl_set(struct rte_eth_dev *dev, struct rte_eth_fc_conf *fc_conf)
PMD_INIT_FUNC_TRACE();
hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
if (fc_conf->autoneg != !hw->fc.disable_fc_autoneg)
return -ENOTSUP;
rx_buf_size = IXGBE_READ_REG(hw, IXGBE_RXPBSIZE(0));
PMD_INIT_LOG(DEBUG, "Rx packet buffer size = 0x%x \n", rx_buf_size);