Commit 54dea0e7 authored by Chinh T Cao's avatar Chinh T Cao Committed by Jeff Kirsher

i40e: Update i40e_init_dcb to return correct error

Modify the i40e_init_dcb to return the correct error when LLDP or DCBX
is not in operational state.
Signed-off-by: default avatarChinh T Cao <chinh.t.cao@intel.com>
Tested-by: default avatarAndrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: default avatarJeff Kirsher <jeffrey.t.kirsher@intel.com>
parent 26221331
......@@ -863,22 +863,23 @@ i40e_status i40e_get_dcb_config(struct i40e_hw *hw)
/**
* i40e_init_dcb
* @hw: pointer to the hw struct
* @enable_mib_change: enable mib change event
*
* Update DCB configuration from the Firmware
**/
i40e_status i40e_init_dcb(struct i40e_hw *hw)
i40e_status i40e_init_dcb(struct i40e_hw *hw, bool enable_mib_change)
{
i40e_status ret = 0;
struct i40e_lldp_variables lldp_cfg;
u8 adminstatus = 0;
if (!hw->func_caps.dcb)
return ret;
return I40E_NOT_SUPPORTED;
/* Read LLDP NVM area */
ret = i40e_read_lldp_cfg(hw, &lldp_cfg);
if (ret)
return ret;
return I40E_ERR_NOT_READY;
/* Get the LLDP AdminStatus for the current port */
adminstatus = lldp_cfg.adminstatus >> (hw->port * 4);
......@@ -887,7 +888,7 @@ i40e_status i40e_init_dcb(struct i40e_hw *hw)
/* LLDP agent disabled */
if (!adminstatus) {
hw->dcbx_status = I40E_DCBX_STATUS_DISABLED;
return ret;
return I40E_ERR_NOT_READY;
}
/* Get DCBX status */
......@@ -896,26 +897,19 @@ i40e_status i40e_init_dcb(struct i40e_hw *hw)
return ret;
/* Check the DCBX Status */
switch (hw->dcbx_status) {
case I40E_DCBX_STATUS_DONE:
case I40E_DCBX_STATUS_IN_PROGRESS:
if (hw->dcbx_status == I40E_DCBX_STATUS_DONE ||
hw->dcbx_status == I40E_DCBX_STATUS_IN_PROGRESS) {
/* Get current DCBX configuration */
ret = i40e_get_dcb_config(hw);
if (ret)
return ret;
break;
case I40E_DCBX_STATUS_DISABLED:
return ret;
case I40E_DCBX_STATUS_NOT_STARTED:
case I40E_DCBX_STATUS_MULTIPLE_PEERS:
default:
break;
} else if (hw->dcbx_status == I40E_DCBX_STATUS_DISABLED) {
return I40E_ERR_NOT_READY;
}
/* Configure the LLDP MIB change event */
ret = i40e_aq_cfg_lldp_mib_change_event(hw, true, NULL);
if (ret)
return ret;
if (enable_mib_change)
ret = i40e_aq_cfg_lldp_mib_change_event(hw, true, NULL);
return ret;
}
......
......@@ -124,5 +124,5 @@ i40e_status i40e_aq_get_dcb_config(struct i40e_hw *hw, u8 mib_type,
u8 bridgetype,
struct i40e_dcbx_config *dcbcfg);
i40e_status i40e_get_dcb_config(struct i40e_hw *hw);
i40e_status i40e_init_dcb(struct i40e_hw *hw);
i40e_status i40e_init_dcb(struct i40e_hw *hw, bool enable_mib_change);
#endif /* _I40E_DCB_H_ */
......@@ -6411,7 +6411,7 @@ static int i40e_init_pf_dcb(struct i40e_pf *pf)
goto out;
/* Get the initial DCB configuration */
err = i40e_init_dcb(hw);
err = i40e_init_dcb(hw, true);
if (!err) {
/* Device/Function is not DCBX capable */
if ((!hw->func_caps.dcb) ||
......
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