diff options
Diffstat (limited to 'drivers/net/wireless/intel')
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/fw-api-sta.h | 5 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/sta.c | 62 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/tx.c | 3 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/utils.c | 39 |
4 files changed, 96 insertions, 13 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/fw-api-sta.h b/drivers/net/wireless/intel/iwlwifi/mvm/fw-api-sta.h index cd5fdf83d040..4f8648f53879 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/fw-api-sta.h +++ b/drivers/net/wireless/intel/iwlwifi/mvm/fw-api-sta.h @@ -351,7 +351,8 @@ struct iwl_mvm_add_sta_cmd_v7 { * @assoc_id: assoc_id to be sent in VHT PLCP (9-bit), for grp use 0, for AP * mac-addr. * @beamform_flags: beam forming controls - * @tfd_queue_msk: tfd queues used by this station + * @tfd_queue_msk: tfd queues used by this station. + * Obselete for new TX API (9 and above). * @rx_ba_window: aggregation window size * @scd_queue_bank: queue bank in used. Each bank contains 32 queues. 0 means * that the queues used by this station are in the first 32. @@ -386,7 +387,7 @@ struct iwl_mvm_add_sta_cmd { __le16 rx_ba_window; u8 scd_queue_bank; u8 uapsd_trigger_acs; -} __packed; /* ADD_STA_CMD_API_S_VER_8 */ +} __packed; /* ADD_STA_CMD_API_S_VER_9 */ /** * struct iwl_mvm_add_sta_key_common - add/modify sta key common part diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c index fb031197266e..e51b74cd5b9f 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c @@ -127,11 +127,17 @@ int iwl_mvm_sta_send_to_fw(struct iwl_mvm *mvm, struct ieee80211_sta *sta, u32 agg_size = 0, mpdu_dens = 0; if (!update || (flags & STA_MODIFY_QUEUES)) { - add_sta_cmd.tfd_queue_msk = cpu_to_le32(mvm_sta->tfd_queue_msk); memcpy(&add_sta_cmd.addr, sta->addr, ETH_ALEN); - if (flags & STA_MODIFY_QUEUES) - add_sta_cmd.modify_mask |= STA_MODIFY_QUEUES; + if (!iwl_mvm_has_new_tx_api(mvm)) { + add_sta_cmd.tfd_queue_msk = + cpu_to_le32(mvm_sta->tfd_queue_msk); + + if (flags & STA_MODIFY_QUEUES) + add_sta_cmd.modify_mask |= STA_MODIFY_QUEUES; + } else { + WARN_ON(flags & STA_MODIFY_QUEUES); + } } switch (sta->bandwidth) { @@ -337,6 +343,9 @@ static int iwl_mvm_invalidate_sta_queue(struct iwl_mvm *mvm, int queue, u8 sta_id; int ret; + if (WARN_ON(iwl_mvm_has_new_tx_api(mvm))) + return -EINVAL; + spin_lock_bh(&mvm->queue_info_lock); sta_id = mvm->queue_info[queue].ra_sta_id; spin_unlock_bh(&mvm->queue_info_lock); @@ -387,6 +396,9 @@ static int iwl_mvm_get_queue_agg_tids(struct iwl_mvm *mvm, int queue) lockdep_assert_held(&mvm->mutex); + if (WARN_ON(iwl_mvm_has_new_tx_api(mvm))) + return -EINVAL; + spin_lock_bh(&mvm->queue_info_lock); sta_id = mvm->queue_info[queue].ra_sta_id; tid_bitmap = mvm->queue_info[queue].tid_bitmap; @@ -426,6 +438,9 @@ static int iwl_mvm_remove_sta_queue_marking(struct iwl_mvm *mvm, int queue) lockdep_assert_held(&mvm->mutex); + if (WARN_ON(iwl_mvm_has_new_tx_api(mvm))) + return -EINVAL; + spin_lock_bh(&mvm->queue_info_lock); sta_id = mvm->queue_info[queue].ra_sta_id; tid_bitmap = mvm->queue_info[queue].tid_bitmap; @@ -468,6 +483,9 @@ static int iwl_mvm_free_inactive_queue(struct iwl_mvm *mvm, int queue, lockdep_assert_held(&mvm->mutex); + if (WARN_ON(iwl_mvm_has_new_tx_api(mvm))) + return -EINVAL; + spin_lock_bh(&mvm->queue_info_lock); txq_curr_ac = mvm->queue_info[queue].mac80211_ac; sta_id = mvm->queue_info[queue].ra_sta_id; @@ -512,6 +530,8 @@ static int iwl_mvm_get_shared_queue(struct iwl_mvm *mvm, int i; lockdep_assert_held(&mvm->queue_info_lock); + if (WARN_ON(iwl_mvm_has_new_tx_api(mvm))) + return -EINVAL; memset(&ac_to_queue, IEEE80211_INVAL_HW_QUEUE, sizeof(ac_to_queue)); @@ -596,6 +616,9 @@ int iwl_mvm_scd_queue_redirect(struct iwl_mvm *mvm, int queue, int tid, unsigned long mq; int ret; + if (WARN_ON(iwl_mvm_has_new_tx_api(mvm))) + return -EINVAL; + /* * If the AC is lower than current one - FIFO needs to be redirected to * the lowest one of the streams in the queue. Check if this is needed @@ -757,6 +780,15 @@ static int iwl_mvm_sta_alloc_queue(struct iwl_mvm *mvm, /* No free queue - we'll have to share */ if (queue <= 0) { + /* This shouldn't happen in new HW - we have 512 queues */ + if (WARN(iwl_mvm_has_new_tx_api(mvm), + "No available queues for tid %d on sta_id %d\n", + tid, cfg.sta_id)) { + spin_unlock_bh(&mvm->queue_info_lock); + + return queue; + } + queue = iwl_mvm_get_shared_queue(mvm, tfd_queue_mask, ac); if (queue > 0) { shared_queue = true; @@ -841,6 +873,9 @@ static int iwl_mvm_sta_alloc_queue(struct iwl_mvm *mvm, mvmsta->reserved_queue = IEEE80211_INVAL_HW_QUEUE; spin_unlock_bh(&mvmsta->lock); + if (iwl_mvm_has_new_tx_api(mvm)) + return 0; + if (!shared_queue) { ret = iwl_mvm_sta_send_to_fw(mvm, sta, true, STA_MODIFY_QUEUES); if (ret) @@ -880,6 +915,9 @@ static void iwl_mvm_change_queue_owner(struct iwl_mvm *mvm, int queue) lockdep_assert_held(&mvm->mutex); + if (WARN_ON(iwl_mvm_has_new_tx_api(mvm))) + return; + spin_lock_bh(&mvm->queue_info_lock); tid_bitmap = mvm->queue_info[queue].tid_bitmap; spin_unlock_bh(&mvm->queue_info_lock); @@ -917,6 +955,10 @@ static void iwl_mvm_unshare_queue(struct iwl_mvm *mvm, int queue) int ssn; int ret = true; + /* queue sharing is disabled on new TX path */ + if (WARN_ON(iwl_mvm_has_new_tx_api(mvm))) + return; + lockdep_assert_held(&mvm->mutex); spin_lock_bh(&mvm->queue_info_lock); @@ -1675,7 +1717,8 @@ static int iwl_mvm_add_int_sta_common(struct iwl_mvm *mvm, cmd.mac_id_n_color = cpu_to_le32(FW_CMD_ID_AND_COLOR(mac_id, color)); - cmd.tfd_queue_msk = cpu_to_le32(sta->tfd_queue_msk); + if (!iwl_mvm_has_new_tx_api(mvm)) + cmd.tfd_queue_msk = cpu_to_le32(sta->tfd_queue_msk); cmd.tid_disable_tx = cpu_to_le16(0xffff); if (addr) @@ -2293,7 +2336,9 @@ int iwl_mvm_sta_tx_agg(struct iwl_mvm *mvm, struct ieee80211_sta *sta, cmd.mac_id_n_color = cpu_to_le32(mvm_sta->mac_id_n_color); cmd.sta_id = mvm_sta->sta_id; cmd.add_modify = STA_MODE_MODIFY; - cmd.modify_mask = STA_MODIFY_QUEUES | STA_MODIFY_TID_DISABLE_TX; + if (!iwl_mvm_has_new_tx_api(mvm)) + cmd.modify_mask = STA_MODIFY_QUEUES; + cmd.modify_mask |= STA_MODIFY_TID_DISABLE_TX; cmd.tfd_queue_msk = cpu_to_le32(mvm_sta->tfd_queue_msk); cmd.tid_disable_tx = cpu_to_le16(mvm_sta->tid_disable_agg); @@ -2494,6 +2539,13 @@ int iwl_mvm_sta_tx_agg_oper(struct iwl_mvm *mvm, struct ieee80211_vif *vif, */ if (!alloc_queue && buf_size < mvmsta->max_agg_bufsize) { /* + * On new TX API rs and BA manager are offloaded. + * For now though, just don't support being reconfigured + */ + if (iwl_mvm_has_new_tx_api(mvm)) + return -ENOTSUPP; + + /* * If reconfiguring an existing queue, it first must be * drained */ diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c index 878367d9aa85..4d6683141c03 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c @@ -893,6 +893,9 @@ static bool iwl_mvm_txq_should_update(struct iwl_mvm *mvm, int txq_id) unsigned long now = jiffies; int tid; + if (WARN_ON(iwl_mvm_has_new_tx_api(mvm))) + return false; + for_each_set_bit(tid, &queue_tid_bitmap, IWL_MAX_TID_COUNT + 1) { if (time_before(mvm->queue_info[txq_id].last_frame_time[tid] + IWL_MVM_DQA_QUEUE_TIMEOUT, now)) diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/utils.c b/drivers/net/wireless/intel/iwlwifi/mvm/utils.c index 3054945b949a..74f62851f653 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/utils.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/utils.c @@ -598,6 +598,9 @@ int iwl_mvm_find_free_queue(struct iwl_mvm *mvm, u8 sta_id, u8 minq, u8 maxq) mvm->queue_info[i].status == IWL_MVM_QUEUE_FREE) return i; + if (iwl_mvm_has_new_tx_api(mvm)) + return -ENOSPC; + /* * If no free queue found - settle for an inactive one to reconfigure * Make sure that the inactive queue either already belongs to this STA, @@ -628,6 +631,9 @@ int iwl_mvm_reconfig_scd(struct iwl_mvm *mvm, int queue, int fifo, int sta_id, }; int ret; + if (WARN_ON(iwl_mvm_has_new_tx_api(mvm))) + return -EINVAL; + spin_lock_bh(&mvm->queue_info_lock); if (WARN(mvm->queue_info[queue].hw_queue_refcount == 0, "Trying to reconfig unallocated queue %d\n", queue)) { @@ -696,7 +702,7 @@ void iwl_mvm_enable_txq(struct iwl_mvm *mvm, int queue, int mac80211_queue, /* Send the enabling command if we need to */ if (iwl_mvm_update_txq_mapping(mvm, queue, mac80211_queue, cfg->sta_id, cfg->tid)) { - struct iwl_scd_txq_cfg_cmd cmd = { + struct iwl_tx_queue_cfg_cmd cmd = { .scd_queue = queue, .action = SCD_CFG_ENABLE_QUEUE, .window = cfg->frame_limit, @@ -707,9 +713,16 @@ void iwl_mvm_enable_txq(struct iwl_mvm *mvm, int queue, int mac80211_queue, .tid = cfg->tid, }; + if (iwl_mvm_has_new_tx_api(mvm)) { + iwl_trans_txq_alloc(mvm->trans, (void *)&cmd, + SCD_QUEUE_CFG, wdg_timeout); + return; + } + iwl_trans_txq_enable_cfg(mvm->trans, queue, ssn, NULL, wdg_timeout); - WARN(iwl_mvm_send_cmd_pdu(mvm, SCD_QUEUE_CFG, 0, sizeof(cmd), + WARN(iwl_mvm_send_cmd_pdu(mvm, SCD_QUEUE_CFG, 0, + sizeof(struct iwl_scd_txq_cfg_cmd), &cmd), "Failed to configure queue %d on FIFO %d\n", queue, cfg->fifo); @@ -719,7 +732,7 @@ void iwl_mvm_enable_txq(struct iwl_mvm *mvm, int queue, int mac80211_queue, int iwl_mvm_disable_txq(struct iwl_mvm *mvm, int queue, int mac80211_queue, u8 tid, u8 flags) { - struct iwl_scd_txq_cfg_cmd cmd = { + struct iwl_tx_queue_cfg_cmd cmd = { .scd_queue = queue, .action = SCD_CFG_DISABLE_QUEUE, }; @@ -795,9 +808,17 @@ int iwl_mvm_disable_txq(struct iwl_mvm *mvm, int queue, int mac80211_queue, spin_unlock_bh(&mvm->queue_info_lock); - iwl_trans_txq_disable(mvm->trans, queue, false); - ret = iwl_mvm_send_cmd_pdu(mvm, SCD_QUEUE_CFG, flags, - sizeof(cmd), &cmd); + if (iwl_mvm_has_new_tx_api(mvm)) { + iwl_trans_txq_free(mvm->trans, queue); + ret = iwl_mvm_send_cmd_pdu(mvm, SCD_QUEUE_CFG, flags, + sizeof(cmd), &cmd); + } else { + iwl_trans_txq_disable(mvm->trans, queue, false); + ret = iwl_mvm_send_cmd_pdu(mvm, SCD_QUEUE_CFG, flags, + sizeof(struct iwl_scd_txq_cfg_cmd), + &cmd); + } + if (ret) IWL_ERR(mvm, "Failed to disable queue %d (ret=%d)\n", queue, ret); @@ -1096,6 +1117,9 @@ static void iwl_mvm_remove_inactive_tids(struct iwl_mvm *mvm, lockdep_assert_held(&mvmsta->lock); lockdep_assert_held(&mvm->queue_info_lock); + if (WARN_ON(iwl_mvm_has_new_tx_api(mvm))) + return; + /* Go over all non-active TIDs, incl. IWL_MAX_TID_COUNT (for mgmt) */ for_each_set_bit(tid, &tid_bitmap, IWL_MAX_TID_COUNT + 1) { /* If some TFDs are still queued - don't mark TID as inactive */ @@ -1162,6 +1186,9 @@ void iwl_mvm_inactivity_check(struct iwl_mvm *mvm) unsigned long now = jiffies; int i; + if (iwl_mvm_has_new_tx_api(mvm)) + return; + spin_lock_bh(&mvm->queue_info_lock); for (i = 0; i < IWL_MAX_HW_QUEUES; i++) if (mvm->queue_info[i].hw_queue_refcount > 0) |