Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1 | /* |
Varun Reddy Yeturu | 076eaa8 | 2018-01-16 12:16:14 -0800 | [diff] [blame] | 2 | * Copyright (c) 2013-2018 The Linux Foundation. All rights reserved. |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3 | * |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4 | * Permission to use, copy, modify, and/or distribute this software for |
| 5 | * any purpose with or without fee is hereby granted, provided that the |
| 6 | * above copyright notice and this permission notice appear in all |
| 7 | * copies. |
| 8 | * |
| 9 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL |
| 10 | * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED |
| 11 | * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE |
| 12 | * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL |
| 13 | * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR |
| 14 | * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER |
| 15 | * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR |
| 16 | * PERFORMANCE OF THIS SOFTWARE. |
| 17 | */ |
| 18 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 19 | #if !defined(WLAN_HDD_TX_RX_H) |
| 20 | #define WLAN_HDD_TX_RX_H |
| 21 | |
| 22 | /** |
| 23 | * |
| 24 | * DOC: wlan_hdd_tx_rx.h |
| 25 | * |
| 26 | * Linux HDD Tx/RX APIs |
| 27 | */ |
| 28 | |
| 29 | #include <wlan_hdd_includes.h> |
| 30 | #include <cds_api.h> |
| 31 | #include <linux/skbuff.h> |
Dhanashri Atre | b08959a | 2016-03-01 17:28:03 -0800 | [diff] [blame] | 32 | #include "cdp_txrx_flow_ctrl_legacy.h" |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 33 | |
Jeff Johnson | a9dc1dc | 2017-08-28 11:37:48 -0700 | [diff] [blame] | 34 | struct hdd_context; |
| 35 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 36 | #define HDD_ETHERTYPE_802_1_X 0x888E |
| 37 | #define HDD_ETHERTYPE_802_1_X_FRAME_OFFSET 12 |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 38 | #ifdef FEATURE_WLAN_WAPI |
| 39 | #define HDD_ETHERTYPE_WAI 0x88b4 |
Jinwei Chen | 19846e5 | 2018-04-03 19:20:38 +0800 | [diff] [blame] | 40 | #define IS_HDD_ETHERTYPE_WAI(_skb) (ntohs(_skb->protocol) == \ |
| 41 | HDD_ETHERTYPE_WAI) |
| 42 | #else |
| 43 | #define IS_HDD_ETHERTYPE_WAI(_skb) (false) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 44 | #endif |
| 45 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 46 | #define HDD_PSB_CFG_INVALID 0xFF |
| 47 | #define HDD_PSB_CHANGED 0xFF |
| 48 | #define SME_QOS_UAPSD_CFG_BK_CHANGED_MASK 0xF1 |
| 49 | #define SME_QOS_UAPSD_CFG_BE_CHANGED_MASK 0xF2 |
| 50 | #define SME_QOS_UAPSD_CFG_VI_CHANGED_MASK 0xF4 |
| 51 | #define SME_QOS_UAPSD_CFG_VO_CHANGED_MASK 0xF8 |
| 52 | |
Srinivas Girigowda | de28a9d | 2018-03-19 19:19:49 -0700 | [diff] [blame] | 53 | netdev_tx_t hdd_hard_start_xmit(struct sk_buff *skb, struct net_device *dev); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 54 | void hdd_tx_timeout(struct net_device *dev); |
Dhanashri Atre | 182b027 | 2016-02-17 15:35:07 -0800 | [diff] [blame] | 55 | |
Jeff Johnson | 8048686 | 2017-10-02 13:21:29 -0700 | [diff] [blame] | 56 | QDF_STATUS hdd_init_tx_rx(struct hdd_adapter *adapter); |
| 57 | QDF_STATUS hdd_deinit_tx_rx(struct hdd_adapter *adapter); |
Dhanashri Atre | 182b027 | 2016-02-17 15:35:07 -0800 | [diff] [blame] | 58 | QDF_STATUS hdd_rx_packet_cbk(void *context, qdf_nbuf_t rxBuf); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 59 | |
Manjunathappa Prakash | 7b0ad46 | 2018-04-15 00:37:16 -0700 | [diff] [blame] | 60 | /** |
| 61 | * hdd_rx_ol_init() - Initialize Rx mode(LRO or GRO) method |
| 62 | * @hdd_ctx: pointer to HDD Station Context |
| 63 | * |
| 64 | * Return: 0 on success and non zero on failure. |
| 65 | */ |
| 66 | int hdd_rx_ol_init(struct hdd_context *hdd_ctx); |
| 67 | |
| 68 | /** |
| 69 | * hdd_disable_rx_ol_in_concurrency() - Disable Rx offload due to concurrency |
| 70 | * @disable: true/false to disable/enable the Rx offload |
| 71 | * |
| 72 | * Return: none |
| 73 | */ |
| 74 | void hdd_disable_rx_ol_in_concurrency(bool disable); |
| 75 | |
| 76 | /** |
| 77 | * hdd_disable_rx_ol_for_low_tput() - Disable Rx offload in low TPUT scenario |
| 78 | * @hdd_ctx: hdd context |
| 79 | * @disable: true/false to disable/enable the Rx offload |
| 80 | * |
| 81 | * Return: none |
| 82 | */ |
| 83 | void hdd_disable_rx_ol_for_low_tput(struct hdd_context *hdd_ctx, bool disable); |
| 84 | |
Jeff Johnson | 40dae4e | 2017-08-29 14:00:25 -0700 | [diff] [blame] | 85 | QDF_STATUS hdd_get_peer_sta_id(struct hdd_station_ctx *sta_ctx, |
Deepak Dhamdhere | 5872c8c | 2016-06-02 15:51:47 -0700 | [diff] [blame] | 86 | struct qdf_mac_addr *peer_mac_addr, |
| 87 | uint8_t *sta_id); |
Poddar, Siddarth | 31797fa | 2018-01-22 17:24:15 +0530 | [diff] [blame] | 88 | /** |
jitiphil | fb41061 | 2018-03-26 22:37:56 +0530 | [diff] [blame] | 89 | * hdd_reset_all_adapters_connectivity_stats() - reset connectivity stats |
| 90 | * @hdd_ctx: pointer to HDD Station Context |
| 91 | * |
| 92 | * Return: None |
| 93 | */ |
| 94 | void hdd_reset_all_adapters_connectivity_stats(struct hdd_context *hdd_ctx); |
| 95 | |
| 96 | /** |
Poddar, Siddarth | 31797fa | 2018-01-22 17:24:15 +0530 | [diff] [blame] | 97 | * hdd_tx_rx_collect_connectivity_stats_info() - collect connectivity stats |
| 98 | * @skb: pointer to skb data |
| 99 | * @adapter: pointer to vdev apdapter |
| 100 | * @action: action done on pkt. |
| 101 | * @pkt_type: data pkt type |
| 102 | * |
| 103 | * Return: None |
| 104 | */ |
| 105 | void hdd_tx_rx_collect_connectivity_stats_info(struct sk_buff *skb, |
| 106 | void *adapter, enum connectivity_stats_pkt_status action, |
| 107 | uint8_t *pkt_type); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 108 | |
Varun Reddy Yeturu | 076eaa8 | 2018-01-16 12:16:14 -0800 | [diff] [blame] | 109 | /** |
| 110 | * hdd_tx_queue_cb() - Disable/Enable the Transmit Queues |
| 111 | * @context: HDD context |
| 112 | * @vdev_id: vdev id |
| 113 | * @action: Action to be taken on the Tx Queues |
| 114 | * @reason: Reason for the netif action |
| 115 | * |
| 116 | * Return: None |
| 117 | */ |
| 118 | void hdd_tx_queue_cb(void *context, uint32_t vdev_id, |
| 119 | enum netif_action_type action, |
| 120 | enum netif_reason_type reason); |
| 121 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 122 | #ifdef QCA_LL_LEGACY_TX_FLOW_CONTROL |
| 123 | void hdd_tx_resume_cb(void *adapter_context, bool tx_resume); |
bings | 284f8be | 2017-08-11 10:41:30 +0800 | [diff] [blame] | 124 | |
| 125 | /** |
| 126 | * hdd_tx_flow_control_is_pause() - Is TX Q paused by flow control |
| 127 | * @adapter_context: pointer to vdev apdapter |
| 128 | * |
| 129 | * Return: true if TX Q is paused by flow control |
| 130 | */ |
| 131 | bool hdd_tx_flow_control_is_pause(void *adapter_context); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 132 | void hdd_tx_resume_timer_expired_handler(void *adapter_context); |
bings | 284f8be | 2017-08-11 10:41:30 +0800 | [diff] [blame] | 133 | |
| 134 | /** |
| 135 | * hdd_register_tx_flow_control() - Register TX Flow control |
| 136 | * @adapter: adapter handle |
| 137 | * @timer_callback: timer callback |
| 138 | * @flow_control_fp: txrx flow control |
| 139 | * @flow_control_is_pause_fp: is txrx paused by flow control |
| 140 | * |
| 141 | * Return: none |
| 142 | */ |
Jeff Johnson | 5b76a3e | 2017-08-29 14:18:38 -0700 | [diff] [blame] | 143 | void hdd_register_tx_flow_control(struct hdd_adapter *adapter, |
Anurag Chouhan | 210db07 | 2016-02-22 18:42:15 +0530 | [diff] [blame] | 144 | qdf_mc_timer_callback_t timer_callback, |
bings | 284f8be | 2017-08-11 10:41:30 +0800 | [diff] [blame] | 145 | ol_txrx_tx_flow_control_fp flowControl, |
| 146 | ol_txrx_tx_flow_control_is_pause_fp flow_control_is_pause); |
Jeff Johnson | 5b76a3e | 2017-08-29 14:18:38 -0700 | [diff] [blame] | 147 | void hdd_deregister_tx_flow_control(struct hdd_adapter *adapter); |
| 148 | void hdd_get_tx_resource(struct hdd_adapter *adapter, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 149 | uint8_t STAId, uint16_t timer_value); |
| 150 | |
| 151 | #else |
| 152 | static inline void hdd_tx_resume_cb(void *adapter_context, bool tx_resume) |
| 153 | { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 154 | } |
bings | 284f8be | 2017-08-11 10:41:30 +0800 | [diff] [blame] | 155 | static inline bool hdd_tx_flow_control_is_pause(void *adapter_context) |
| 156 | { |
| 157 | return false; |
| 158 | } |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 159 | static inline void hdd_tx_resume_timer_expired_handler(void *adapter_context) |
| 160 | { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 161 | } |
Jeff Johnson | 5b76a3e | 2017-08-29 14:18:38 -0700 | [diff] [blame] | 162 | static inline void hdd_register_tx_flow_control(struct hdd_adapter *adapter, |
Anurag Chouhan | 210db07 | 2016-02-22 18:42:15 +0530 | [diff] [blame] | 163 | qdf_mc_timer_callback_t timer_callback, |
bings | 284f8be | 2017-08-11 10:41:30 +0800 | [diff] [blame] | 164 | ol_txrx_tx_flow_control_fp flowControl, |
| 165 | ol_txrx_tx_flow_control_is_pause_fp flow_control_is_pause) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 166 | { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 167 | } |
Jeff Johnson | 5b76a3e | 2017-08-29 14:18:38 -0700 | [diff] [blame] | 168 | static inline void hdd_deregister_tx_flow_control(struct hdd_adapter *adapter) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 169 | { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 170 | } |
Jeff Johnson | 5b76a3e | 2017-08-29 14:18:38 -0700 | [diff] [blame] | 171 | static inline void hdd_get_tx_resource(struct hdd_adapter *adapter, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 172 | uint8_t STAId, uint16_t timer_value) |
| 173 | { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 174 | } |
| 175 | #endif /* QCA_LL_LEGACY_TX_FLOW_CONTROL */ |
| 176 | |
Jeff Johnson | 811f47d | 2017-10-03 11:33:09 -0700 | [diff] [blame] | 177 | int hdd_get_peer_idx(struct hdd_station_ctx *sta_ctx, |
| 178 | struct qdf_mac_addr *addr); |
Naveen Rawat | f28315c | 2016-06-29 18:06:02 -0700 | [diff] [blame] | 179 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 180 | const char *hdd_reason_type_to_string(enum netif_reason_type reason); |
| 181 | const char *hdd_action_type_to_string(enum netif_action_type action); |
Jeff Johnson | 5b76a3e | 2017-08-29 14:18:38 -0700 | [diff] [blame] | 182 | void wlan_hdd_netif_queue_control(struct hdd_adapter *adapter, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 183 | enum netif_action_type action, enum netif_reason_type reason); |
Nirav Shah | 73713f7 | 2018-05-17 14:50:41 +0530 | [diff] [blame^] | 184 | |
| 185 | #ifdef FEATURE_MONITOR_MODE_SUPPORT |
Manjunathappa Prakash | 59f861d | 2016-04-21 10:33:31 -0700 | [diff] [blame] | 186 | int hdd_set_mon_rx_cb(struct net_device *dev); |
Nirav Shah | 73713f7 | 2018-05-17 14:50:41 +0530 | [diff] [blame^] | 187 | #else |
| 188 | static inline |
| 189 | int hdd_set_mon_rx_cb(struct net_device *dev) |
| 190 | { |
| 191 | return 0; |
| 192 | } |
| 193 | #endif |
| 194 | |
Jeff Johnson | 5b76a3e | 2017-08-29 14:18:38 -0700 | [diff] [blame] | 195 | void hdd_send_rps_ind(struct hdd_adapter *adapter); |
Yun Park | ff6a16a | 2017-09-26 16:38:18 -0700 | [diff] [blame] | 196 | void hdd_send_rps_disable_ind(struct hdd_adapter *adapter); |
Nirav Shah | 5e74bb8 | 2016-07-20 16:01:27 +0530 | [diff] [blame] | 197 | void wlan_hdd_classify_pkt(struct sk_buff *skb); |
| 198 | |
Ravi Joshi | b89e7f7 | 2016-09-07 13:43:15 -0700 | [diff] [blame] | 199 | #ifdef MSM_PLATFORM |
Jeff Johnson | a9dc1dc | 2017-08-28 11:37:48 -0700 | [diff] [blame] | 200 | void hdd_reset_tcp_delack(struct hdd_context *hdd_ctx); |
Manjunathappa Prakash | bfd1276 | 2018-04-29 22:44:52 -0700 | [diff] [blame] | 201 | #define HDD_MSM_CFG(msm_cfg) msm_cfg |
Ravi Joshi | b89e7f7 | 2016-09-07 13:43:15 -0700 | [diff] [blame] | 202 | #else |
Jeff Johnson | a9dc1dc | 2017-08-28 11:37:48 -0700 | [diff] [blame] | 203 | static inline void hdd_reset_tcp_delack(struct hdd_context *hdd_ctx) {} |
Manjunathappa Prakash | bfd1276 | 2018-04-29 22:44:52 -0700 | [diff] [blame] | 204 | #define HDD_MSM_CFG(msm_cfg) 0 |
Ravi Joshi | b89e7f7 | 2016-09-07 13:43:15 -0700 | [diff] [blame] | 205 | #endif |
| 206 | |
Nirav Shah | 5e74bb8 | 2016-07-20 16:01:27 +0530 | [diff] [blame] | 207 | #ifdef FEATURE_WLAN_DIAG_SUPPORT |
| 208 | void hdd_event_eapol_log(struct sk_buff *skb, enum qdf_proto_dir dir); |
| 209 | #else |
| 210 | static inline |
| 211 | void hdd_event_eapol_log(struct sk_buff *skb, enum qdf_proto_dir dir) |
| 212 | {} |
| 213 | #endif |
| 214 | |
Dustin Brown | e0024fa | 2016-10-14 16:29:21 -0700 | [diff] [blame] | 215 | /* |
| 216 | * As of the 4.7 kernel, net_device->trans_start is removed. Create shims to |
| 217 | * support compiling against older versions of the kernel. |
| 218 | */ |
| 219 | #if (LINUX_VERSION_CODE < KERNEL_VERSION(4, 7, 0)) |
| 220 | static inline void netif_trans_update(struct net_device *dev) |
| 221 | { |
| 222 | dev->trans_start = jiffies; |
| 223 | } |
| 224 | |
| 225 | #define TX_TIMEOUT_TRACE(dev, module_id) QDF_TRACE( \ |
| 226 | module_id, QDF_TRACE_LEVEL_ERROR, \ |
| 227 | "%s: Transmission timeout occurred jiffies %lu trans_start %lu", \ |
| 228 | __func__, jiffies, dev->trans_start) |
| 229 | #else |
| 230 | #define TX_TIMEOUT_TRACE(dev, module_id) QDF_TRACE( \ |
| 231 | module_id, QDF_TRACE_LEVEL_ERROR, \ |
| 232 | "%s: Transmission timeout occurred jiffies %lu", \ |
| 233 | __func__, jiffies) |
| 234 | #endif |
| 235 | |
Mohit Khanna | 8749373 | 2017-08-27 23:26:44 -0700 | [diff] [blame] | 236 | static inline void |
Jeff Johnson | 450d244 | 2017-11-07 13:58:01 -0800 | [diff] [blame] | 237 | hdd_skb_fill_gso_size(struct net_device *dev, struct sk_buff *skb) |
| 238 | { |
Mohit Khanna | 8749373 | 2017-08-27 23:26:44 -0700 | [diff] [blame] | 239 | if (skb_cloned(skb) && skb_is_nonlinear(skb) && |
Jeff Johnson | 450d244 | 2017-11-07 13:58:01 -0800 | [diff] [blame] | 240 | skb_shinfo(skb)->gso_size == 0 && |
| 241 | ip_hdr(skb)->protocol == IPPROTO_TCP) { |
Mohit Khanna | 8749373 | 2017-08-27 23:26:44 -0700 | [diff] [blame] | 242 | skb_shinfo(skb)->gso_size = dev->mtu - |
| 243 | ((skb_transport_header(skb) - skb_network_header(skb)) |
| 244 | + tcp_hdrlen(skb)); |
| 245 | } |
| 246 | } |
| 247 | |
Alok Kumar | b64650c | 2018-03-23 17:05:11 +0530 | [diff] [blame] | 248 | /** |
| 249 | * hdd_txrx_get_tx_ack_count() - get tx acked count |
| 250 | * @adapter: Pointer to adapter |
| 251 | * |
| 252 | * Return: tx acked count |
| 253 | */ |
| 254 | uint32_t hdd_txrx_get_tx_ack_count(struct hdd_adapter *adapter); |
jinweic chen | 5104601 | 2018-04-11 16:02:22 +0800 | [diff] [blame] | 255 | |
| 256 | #ifdef CONFIG_HL_SUPPORT |
| 257 | static inline QDF_STATUS |
| 258 | hdd_skb_nontso_linearize(struct sk_buff *skb) |
| 259 | { |
| 260 | return QDF_STATUS_SUCCESS; |
| 261 | } |
| 262 | #else |
| 263 | static inline QDF_STATUS |
| 264 | hdd_skb_nontso_linearize(struct sk_buff *skb) |
| 265 | { |
| 266 | if (qdf_nbuf_is_nonlinear(skb) && qdf_nbuf_is_tso(skb) == false) { |
| 267 | if (qdf_unlikely(skb_linearize(skb))) |
| 268 | return QDF_STATUS_E_NOMEM; |
| 269 | } |
| 270 | return QDF_STATUS_SUCCESS; |
| 271 | } |
| 272 | #endif |
| 273 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 274 | #endif /* end #if !defined(WLAN_HDD_TX_RX_H) */ |