diff options
| author |   Shannon Nelson <shannon.nelson@intel.com> | 2014-06-04 20:41:22 +0000 |
|---|---|---|
| committer |   Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2014-06-30 23:45:45 -0700 |
| commit | 4346940b961606d0628ffa25780797b2e611e9b4 (patch) | |
| tree | 92acadaf5a51787d1b18cb9cb4de99fb0b5772d8 /drivers/net/ethernet/intel/i40e | |
| parent | i40e/i40evf: Add base address registers to aq struct (diff) | |
| download | linux-dev-4346940b961606d0628ffa25780797b2e611e9b4.tar.xz linux-dev-4346940b961606d0628ffa25780797b2e611e9b4.zip | |
i40e/i40evf: clear aq bah-bal on shutdown
Clear the AQ BAH and BAL registers on a clean shutdown to help make sure
all is tidy when the driver is done.
Change-ID: I393e92680247daa52a8e00bab183213672d73578
Signed-off-by: Shannon Nelson <shannon.nelson@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net/ethernet/intel/i40e')
| -rw-r--r-- | drivers/net/ethernet/intel/i40e/i40e_adminq.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/i40e/i40e_adminq.c b/drivers/net/ethernet/intel/i40e/i40e_adminq.c index 87f1d8bcb095..a8244a54b5dd 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_adminq.c +++ b/drivers/net/ethernet/intel/i40e/i40e_adminq.c @@ -489,6 +489,8 @@ static i40e_status i40e_shutdown_asq(struct i40e_hw *hw) wr32(hw, hw->aq.asq.head, 0); wr32(hw, hw->aq.asq.tail, 0); wr32(hw, hw->aq.asq.len, 0); + wr32(hw, hw->aq.asq.bal, 0); + wr32(hw, hw->aq.asq.bah, 0); /* make sure lock is available */ mutex_lock(&hw->aq.asq_mutex); @@ -520,6 +522,8 @@ static i40e_status i40e_shutdown_arq(struct i40e_hw *hw) wr32(hw, hw->aq.arq.head, 0); wr32(hw, hw->aq.arq.tail, 0); wr32(hw, hw->aq.arq.len, 0); + wr32(hw, hw->aq.arq.bal, 0); + wr32(hw, hw->aq.arq.bah, 0); /* make sure lock is available */ mutex_lock(&hw->aq.arq_mutex); |