| /****************************************************************************** |
| * |
| * This file is provided under a dual BSD/GPLv2 license. When using or |
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| * GPL LICENSE SUMMARY |
| * |
| * Copyright(c) 2007 - 2014 Intel Corporation. All rights reserved. |
| * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH |
| * Copyright(c) 2016 - 2017 Intel Deutschland GmbH |
| * Copyright(c) 2019 Intel Corporation |
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| * Intel Linux Wireless <linuxwifi@intel.com> |
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| * BSD LICENSE |
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| * Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved. |
| * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH |
| * Copyright(c) 2016 - 2017 Intel Deutschland GmbH |
| * Copyright(c) 2019 Intel Corporation |
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| *****************************************************************************/ |
| #ifndef __iwl_fw_api_txq_h__ |
| #define __iwl_fw_api_txq_h__ |
| |
| /* |
| * DQA queue numbers |
| * |
| * @IWL_MVM_DQA_CMD_QUEUE: a queue reserved for sending HCMDs to the FW |
| * @IWL_MVM_DQA_AUX_QUEUE: a queue reserved for aux frames |
| * @IWL_MVM_DQA_P2P_DEVICE_QUEUE: a queue reserved for P2P device frames |
| * @IWL_MVM_DQA_INJECT_MONITOR_QUEUE: a queue reserved for injection using |
| * monitor mode. Note this queue is the same as the queue for P2P device |
| * but we can't have active monitor mode along with P2P device anyway. |
| * @IWL_MVM_DQA_GCAST_QUEUE: a queue reserved for P2P GO/SoftAP GCAST frames |
| * @IWL_MVM_DQA_BSS_CLIENT_QUEUE: a queue reserved for BSS activity, to ensure |
| * that we are never left without the possibility to connect to an AP. |
| * @IWL_MVM_DQA_MIN_MGMT_QUEUE: first TXQ in pool for MGMT and non-QOS frames. |
| * Each MGMT queue is mapped to a single STA |
| * MGMT frames are frames that return true on ieee80211_is_mgmt() |
| * @IWL_MVM_DQA_MAX_MGMT_QUEUE: last TXQ in pool for MGMT frames |
| * @IWL_MVM_DQA_AP_PROBE_RESP_QUEUE: a queue reserved for P2P GO/SoftAP probe |
| * responses |
| * @IWL_MVM_DQA_MIN_DATA_QUEUE: first TXQ in pool for DATA frames. |
| * DATA frames are intended for !ieee80211_is_mgmt() frames, but if |
| * the MGMT TXQ pool is exhausted, mgmt frames can be sent on DATA queues |
| * as well |
| * @IWL_MVM_DQA_MAX_DATA_QUEUE: last TXQ in pool for DATA frames |
| */ |
| enum iwl_mvm_dqa_txq { |
| IWL_MVM_DQA_CMD_QUEUE = 0, |
| IWL_MVM_DQA_AUX_QUEUE = 1, |
| IWL_MVM_DQA_P2P_DEVICE_QUEUE = 2, |
| IWL_MVM_DQA_INJECT_MONITOR_QUEUE = 2, |
| IWL_MVM_DQA_GCAST_QUEUE = 3, |
| IWL_MVM_DQA_BSS_CLIENT_QUEUE = 4, |
| IWL_MVM_DQA_MIN_MGMT_QUEUE = 5, |
| IWL_MVM_DQA_MAX_MGMT_QUEUE = 8, |
| IWL_MVM_DQA_AP_PROBE_RESP_QUEUE = 9, |
| IWL_MVM_DQA_MIN_DATA_QUEUE = 10, |
| IWL_MVM_DQA_MAX_DATA_QUEUE = 31, |
| }; |
| |
| enum iwl_mvm_tx_fifo { |
| IWL_MVM_TX_FIFO_BK = 0, |
| IWL_MVM_TX_FIFO_BE, |
| IWL_MVM_TX_FIFO_VI, |
| IWL_MVM_TX_FIFO_VO, |
| IWL_MVM_TX_FIFO_MCAST = 5, |
| IWL_MVM_TX_FIFO_CMD = 7, |
| }; |
| |
| enum iwl_gen2_tx_fifo { |
| IWL_GEN2_TX_FIFO_CMD = 0, |
| IWL_GEN2_EDCA_TX_FIFO_BK, |
| IWL_GEN2_EDCA_TX_FIFO_BE, |
| IWL_GEN2_EDCA_TX_FIFO_VI, |
| IWL_GEN2_EDCA_TX_FIFO_VO, |
| IWL_GEN2_TRIG_TX_FIFO_BK, |
| IWL_GEN2_TRIG_TX_FIFO_BE, |
| IWL_GEN2_TRIG_TX_FIFO_VI, |
| IWL_GEN2_TRIG_TX_FIFO_VO, |
| }; |
| |
| /** |
| * enum iwl_tx_queue_cfg_actions - TXQ config options |
| * @TX_QUEUE_CFG_ENABLE_QUEUE: enable a queue |
| * @TX_QUEUE_CFG_TFD_SHORT_FORMAT: use short TFD format |
| */ |
| enum iwl_tx_queue_cfg_actions { |
| TX_QUEUE_CFG_ENABLE_QUEUE = BIT(0), |
| TX_QUEUE_CFG_TFD_SHORT_FORMAT = BIT(1), |
| }; |
| |
| #define IWL_DEFAULT_QUEUE_SIZE 256 |
| #define IWL_MGMT_QUEUE_SIZE 16 |
| #define IWL_CMD_QUEUE_SIZE 32 |
| /** |
| * struct iwl_tx_queue_cfg_cmd - txq hw scheduler config command |
| * @sta_id: station id |
| * @tid: tid of the queue |
| * @flags: see &enum iwl_tx_queue_cfg_actions |
| * @cb_size: size of TFD cyclic buffer. Value is exponent - 3. |
| * Minimum value 0 (8 TFDs), maximum value 5 (256 TFDs) |
| * @byte_cnt_addr: address of byte count table |
| * @tfdq_addr: address of TFD circular buffer |
| */ |
| struct iwl_tx_queue_cfg_cmd { |
| u8 sta_id; |
| u8 tid; |
| __le16 flags; |
| __le32 cb_size; |
| __le64 byte_cnt_addr; |
| __le64 tfdq_addr; |
| } __packed; /* TX_QUEUE_CFG_CMD_API_S_VER_2 */ |
| |
| /** |
| * struct iwl_tx_queue_cfg_rsp - response to txq hw scheduler config |
| * @queue_number: queue number assigned to this RA -TID |
| * @flags: set on failure |
| * @write_pointer: initial value for write pointer |
| * @reserved: reserved |
| */ |
| struct iwl_tx_queue_cfg_rsp { |
| __le16 queue_number; |
| __le16 flags; |
| __le16 write_pointer; |
| __le16 reserved; |
| } __packed; /* TX_QUEUE_CFG_RSP_API_S_VER_2 */ |
| |
| #endif /* __iwl_fw_api_txq_h__ */ |
