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author | Shannon Nelson <shannon.nelson@intel.com> | 2014-11-13 08:23:13 +0000 |
---|---|---|
committer | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2014-12-09 12:57:01 -0800 |
commit | c150a502716476b3d3e0035e0e1f86b016980f01 (patch) | |
tree | 650452baacad5592c07cdb0ea6a6febeccbf8159 /drivers/net/ethernet/intel | |
parent | 4443ec94d246e65fcee8ebf63f4d3abea0ff86df (diff) | |
download | linux-stable-c150a502716476b3d3e0035e0e1f86b016980f01.tar.gz linux-stable-c150a502716476b3d3e0035e0e1f86b016980f01.tar.bz2 linux-stable-c150a502716476b3d3e0035e0e1f86b016980f01.zip |
i40e: better error messages for NVM update issues
Add more detail to the NVM update error messages so folks
have a better chance at diagnosing issues without having to
resort to heroic measures to reproduce an issue.
Change-ID: I270d1a9c903baceaef0bebcc55d29108ac08b0bd
Signed-off-by: Shannon Nelson <shannon.nelson@intel.com>
Tested-by: Jim Young <jamesx.m.young@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net/ethernet/intel')
-rw-r--r-- | drivers/net/ethernet/intel/i40e/i40e_ethtool.c | 52 |
1 files changed, 33 insertions, 19 deletions
diff --git a/drivers/net/ethernet/intel/i40e/i40e_ethtool.c b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c index 25242f505161..951e8767fc50 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_ethtool.c +++ b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c @@ -822,7 +822,7 @@ static int i40e_get_eeprom(struct net_device *netdev, struct i40e_netdev_priv *np = netdev_priv(netdev); struct i40e_hw *hw = &np->vsi->back->hw; struct i40e_pf *pf = np->vsi->back; - int ret_val = 0, len; + int ret_val = 0, len, offset; u8 *eeprom_buff; u16 i, sectors; bool last; @@ -835,19 +835,21 @@ static int i40e_get_eeprom(struct net_device *netdev, /* check for NVMUpdate access method */ magic = hw->vendor_id | (hw->device_id << 16); if (eeprom->magic && eeprom->magic != magic) { + struct i40e_nvm_access *cmd; int errno; /* make sure it is the right magic for NVMUpdate */ if ((eeprom->magic >> 16) != hw->device_id) return -EINVAL; - ret_val = i40e_nvmupd_command(hw, - (struct i40e_nvm_access *)eeprom, - bytes, &errno); + cmd = (struct i40e_nvm_access *)eeprom; + ret_val = i40e_nvmupd_command(hw, cmd, bytes, &errno); if (ret_val) dev_info(&pf->pdev->dev, - "NVMUpdate read failed err=%d status=0x%x\n", - ret_val, hw->aq.asq_last_status); + "NVMUpdate read failed err=%d status=0x%x errno=%d module=%d offset=0x%x size=%d\n", + ret_val, hw->aq.asq_last_status, errno, + (u8)(cmd->config & I40E_NVM_MOD_PNT_MASK), + cmd->offset, cmd->data_size); return errno; } @@ -876,20 +878,29 @@ static int i40e_get_eeprom(struct net_device *netdev, len = eeprom->len - (I40E_NVM_SECTOR_SIZE * i); last = true; } - ret_val = i40e_aq_read_nvm(hw, 0x0, - eeprom->offset + (I40E_NVM_SECTOR_SIZE * i), - len, + offset = eeprom->offset + (I40E_NVM_SECTOR_SIZE * i), + ret_val = i40e_aq_read_nvm(hw, 0x0, offset, len, (u8 *)eeprom_buff + (I40E_NVM_SECTOR_SIZE * i), last, NULL); - if (ret_val) { + if (ret_val && hw->aq.asq_last_status == I40E_AQ_RC_EPERM) { dev_info(&pf->pdev->dev, - "read NVM failed err=%d status=0x%x\n", - ret_val, hw->aq.asq_last_status); - goto release_nvm; + "read NVM failed, invalid offset 0x%x\n", + offset); + break; + } else if (ret_val && + hw->aq.asq_last_status == I40E_AQ_RC_EACCES) { + dev_info(&pf->pdev->dev, + "read NVM failed, access, offset 0x%x\n", + offset); + break; + } else if (ret_val) { + dev_info(&pf->pdev->dev, + "read NVM failed offset %d err=%d status=0x%x\n", + offset, ret_val, hw->aq.asq_last_status); + break; } } -release_nvm: i40e_release_nvm(hw); memcpy(bytes, (u8 *)eeprom_buff, eeprom->len); free_buff: @@ -917,6 +928,7 @@ static int i40e_set_eeprom(struct net_device *netdev, struct i40e_netdev_priv *np = netdev_priv(netdev); struct i40e_hw *hw = &np->vsi->back->hw; struct i40e_pf *pf = np->vsi->back; + struct i40e_nvm_access *cmd; int ret_val = 0; int errno; u32 magic; @@ -934,12 +946,14 @@ static int i40e_set_eeprom(struct net_device *netdev, test_bit(__I40E_RESET_INTR_RECEIVED, &pf->state)) return -EBUSY; - ret_val = i40e_nvmupd_command(hw, (struct i40e_nvm_access *)eeprom, - bytes, &errno); - if (ret_val) + cmd = (struct i40e_nvm_access *)eeprom; + ret_val = i40e_nvmupd_command(hw, cmd, bytes, &errno); + if (ret_val && hw->aq.asq_last_status != I40E_AQ_RC_EBUSY) dev_info(&pf->pdev->dev, - "NVMUpdate write failed err=%d status=0x%x\n", - ret_val, hw->aq.asq_last_status); + "NVMUpdate write failed err=%d status=0x%x errno=%d module=%d offset=0x%x size=%d\n", + ret_val, hw->aq.asq_last_status, errno, + (u8)(cmd->config & I40E_NVM_MOD_PNT_MASK), + cmd->offset, cmd->data_size); return errno; } |