diff options
Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/mvm/sta.c')
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/sta.c | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c index e007bd78a34d..36d97cc72d65 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c @@ -597,6 +597,39 @@ static int iwl_mvm_get_shared_queue(struct iwl_mvm *mvm, return queue; } +/* Re-configure the SCD for a queue that has already been configured */ +static int iwl_mvm_reconfig_scd(struct iwl_mvm *mvm, int queue, int fifo, + int sta_id, int tid, int frame_limit, u16 ssn) +{ + struct iwl_scd_txq_cfg_cmd cmd = { + .scd_queue = queue, + .action = SCD_CFG_ENABLE_QUEUE, + .window = frame_limit, + .sta_id = sta_id, + .ssn = cpu_to_le16(ssn), + .tx_fifo = fifo, + .aggregate = (queue >= IWL_MVM_DQA_MIN_DATA_QUEUE || + queue == IWL_MVM_DQA_BSS_CLIENT_QUEUE), + .tid = tid, + }; + int ret; + + if (WARN_ON(iwl_mvm_has_new_tx_api(mvm))) + return -EINVAL; + + if (WARN(mvm->queue_info[queue].tid_bitmap == 0, + "Trying to reconfig unallocated queue %d\n", queue)) + return -ENXIO; + + IWL_DEBUG_TX_QUEUES(mvm, "Reconfig SCD for TXQ #%d\n", queue); + + ret = iwl_mvm_send_cmd_pdu(mvm, SCD_QUEUE_CFG, 0, sizeof(cmd), &cmd); + WARN_ONCE(ret, "Failed to re-configure queue %d on FIFO %d, ret=%d\n", + queue, fifo, ret); + + return ret; +} + /* * If a given queue has a higher AC than the TID stream that is being compared * to, the queue needs to be redirected to the lower AC. This function does that |