diff options
| author | Sara Sharon <sara.sharon@intel.com> | 2018-07-19 09:15:11 +0300 |
|---|---|---|
| committer | Luca Coelho <luciano.coelho@intel.com> | 2018-11-11 12:06:18 +0300 |
| commit | f09450e32adeb4f1a878b23275571a532ab9d99e (patch) | |
| tree | e74a3eaba12e40032dd6b56a3b169fc6c588ddb9 /drivers/net/wireless/intel/iwlwifi/pcie/tx-gen2.c | |
| parent | 0dde2440a77fe48495c8e99108003291db81e1a5 (diff) | |
| download | linux-f09450e32adeb4f1a878b23275571a532ab9d99e.tar.xz | |
iwlwifi: pcie: don't reset TXQ write pointer
Currently code sets the write pointer when getting the TX queue
allocate response. This causes a redundant interrupt with any actual
change in the pointer. Remove this write altogether.
Fixes: 310181ec34e2 ("iwlwifi: move to TVQM mode")
Signed-off-by: Sara Sharon <sara.sharon@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/pcie/tx-gen2.c')
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/pcie/tx-gen2.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/tx-gen2.c b/drivers/net/wireless/intel/iwlwifi/pcie/tx-gen2.c index e880f69eac26..0c5f11d2c5da 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/tx-gen2.c +++ b/drivers/net/wireless/intel/iwlwifi/pcie/tx-gen2.c @@ -1228,8 +1228,7 @@ int iwl_trans_pcie_txq_alloc_response(struct iwl_trans *trans, /* Place first TFD at index corresponding to start sequence number */ txq->read_ptr = wr_ptr; txq->write_ptr = wr_ptr; - iwl_write_direct32(trans, HBUS_TARG_WRPTR, - (txq->write_ptr) | (qid << 16)); + IWL_DEBUG_TX_QUEUES(trans, "Activate queue %d\n", qid); iwl_free_resp(hcmd); |