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) 2012-2018 The Linux Foundation. All rights reserved. |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3 | * |
| 4 | * Previously licensed under the ISC license by Qualcomm Atheros, Inc. |
| 5 | * |
| 6 | * |
| 7 | * Permission to use, copy, modify, and/or distribute this software for |
| 8 | * any purpose with or without fee is hereby granted, provided that the |
| 9 | * above copyright notice and this permission notice appear in all |
| 10 | * copies. |
| 11 | * |
| 12 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL |
| 13 | * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED |
| 14 | * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE |
| 15 | * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL |
| 16 | * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR |
| 17 | * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER |
| 18 | * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR |
| 19 | * PERFORMANCE OF THIS SOFTWARE. |
| 20 | */ |
| 21 | |
| 22 | /* |
| 23 | * This file was originally distributed by Qualcomm Atheros, Inc. |
| 24 | * under proprietary terms before Copyright ownership was assigned |
| 25 | * to the Linux Foundation. |
| 26 | */ |
| 27 | |
| 28 | /** |
| 29 | * DOC: wlan_hdd_tx_rx.c |
| 30 | * |
| 31 | * Linux HDD Tx/RX APIs |
| 32 | */ |
| 33 | |
Jeff Johnson | a039964 | 2016-12-05 12:39:59 -0800 | [diff] [blame] | 34 | /* denote that this file does not allow legacy hddLog */ |
| 35 | #define HDD_DISALLOW_LEGACY_HDDLOG 1 |
| 36 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 37 | #include <wlan_hdd_tx_rx.h> |
| 38 | #include <wlan_hdd_softap_tx_rx.h> |
| 39 | #include <wlan_hdd_napi.h> |
| 40 | #include <linux/netdevice.h> |
| 41 | #include <linux/skbuff.h> |
| 42 | #include <linux/etherdevice.h> |
Ravi Joshi | bb8d451 | 2016-08-22 10:14:52 -0700 | [diff] [blame] | 43 | #include <linux/if_ether.h> |
Sravan Kumar Kairam | 2fc4755 | 2017-01-04 15:27:56 +0530 | [diff] [blame] | 44 | #include <linux/inetdevice.h> |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 45 | #include <cds_sched.h> |
Manjunathappa Prakash | 779e486 | 2016-09-12 17:00:11 -0700 | [diff] [blame] | 46 | #include <cds_utils.h> |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 47 | |
| 48 | #include <wlan_hdd_p2p.h> |
| 49 | #include <linux/wireless.h> |
| 50 | #include <net/cfg80211.h> |
| 51 | #include <net/ieee80211_radiotap.h> |
| 52 | #include "sap_api.h" |
| 53 | #include "wlan_hdd_wmm.h" |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 54 | #include "wlan_hdd_tdls.h" |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 55 | #include <wlan_hdd_ipa.h> |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 56 | #include "wlan_hdd_ocb.h" |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 57 | #include "wlan_hdd_lro.h" |
Leo Chang | fdb45c3 | 2016-10-28 11:09:23 -0700 | [diff] [blame] | 58 | #include <cdp_txrx_cmn.h> |
| 59 | #include <cdp_txrx_peer_ops.h> |
| 60 | #include <cdp_txrx_flow_ctrl_v2.h> |
Deepak Dhamdhere | 5872c8c | 2016-06-02 15:51:47 -0700 | [diff] [blame] | 61 | #include "wlan_hdd_nan_datapath.h" |
Ravi Joshi | b89e7f7 | 2016-09-07 13:43:15 -0700 | [diff] [blame] | 62 | #include "pld_common.h" |
Sravan Kumar Kairam | 3a69831 | 2017-10-16 14:16:16 +0530 | [diff] [blame] | 63 | #include <cdp_txrx_misc.h> |
Ravi Joshi | 106ffe0 | 2017-01-18 18:09:05 -0800 | [diff] [blame] | 64 | #include "wlan_hdd_rx_monitor.h" |
Zhu Jianmin | 04392c4 | 2017-05-12 16:34:53 +0800 | [diff] [blame] | 65 | #include "wlan_hdd_power.h" |
Yu Wang | ceb357b | 2017-06-01 12:04:18 +0800 | [diff] [blame] | 66 | #include <wlan_hdd_tsf.h> |
Ravi Joshi | 106ffe0 | 2017-01-18 18:09:05 -0800 | [diff] [blame] | 67 | |
Kabilan Kannan | 75bd4b3 | 2017-12-20 11:49:35 -0800 | [diff] [blame] | 68 | /* |
| 69 | * Count to ratelimit the HDD logs during TX failures |
| 70 | */ |
| 71 | #define HDD_TX_BLOCKED_RATE 256 |
| 72 | |
Poddar, Siddarth | 4acb30a | 2016-09-22 20:07:53 +0530 | [diff] [blame] | 73 | #ifdef QCA_LL_TX_FLOW_CONTROL_V2 |
| 74 | /* |
| 75 | * Mapping Linux AC interpretation to SME AC. |
| 76 | * Host has 5 tx queues, 4 flow-controlled queues for regular traffic and |
| 77 | * one non-flow-controlled queue for high priority control traffic(EOPOL, DHCP). |
| 78 | * The fifth queue is mapped to AC_VO to allow for proper prioritization. |
| 79 | */ |
| 80 | const uint8_t hdd_qdisc_ac_to_tl_ac[] = { |
| 81 | SME_AC_VO, |
| 82 | SME_AC_VI, |
| 83 | SME_AC_BE, |
| 84 | SME_AC_BK, |
| 85 | SME_AC_VO, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 86 | }; |
| 87 | |
Poddar, Siddarth | 4acb30a | 2016-09-22 20:07:53 +0530 | [diff] [blame] | 88 | #else |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 89 | const uint8_t hdd_qdisc_ac_to_tl_ac[] = { |
| 90 | SME_AC_VO, |
| 91 | SME_AC_VI, |
| 92 | SME_AC_BE, |
| 93 | SME_AC_BK, |
| 94 | }; |
| 95 | |
Poddar, Siddarth | 4acb30a | 2016-09-22 20:07:53 +0530 | [diff] [blame] | 96 | #endif |
| 97 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 98 | #ifdef QCA_LL_LEGACY_TX_FLOW_CONTROL |
| 99 | /** |
| 100 | * hdd_tx_resume_timer_expired_handler() - TX Q resume timer handler |
| 101 | * @adapter_context: pointer to vdev adapter |
| 102 | * |
| 103 | * If Blocked OS Q is not resumed during timeout period, to prevent |
| 104 | * permanent stall, resume OS Q forcefully. |
| 105 | * |
| 106 | * Return: None |
| 107 | */ |
| 108 | void hdd_tx_resume_timer_expired_handler(void *adapter_context) |
| 109 | { |
Jeff Johnson | 8048686 | 2017-10-02 13:21:29 -0700 | [diff] [blame] | 110 | struct hdd_adapter *adapter = (struct hdd_adapter *) adapter_context; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 111 | |
Jeff Johnson | 8048686 | 2017-10-02 13:21:29 -0700 | [diff] [blame] | 112 | if (!adapter) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 113 | /* INVALID ARG */ |
| 114 | return; |
| 115 | } |
| 116 | |
Varun Reddy Yeturu | 8a5d3d4 | 2017-08-02 13:03:27 -0700 | [diff] [blame] | 117 | hdd_debug("Enabling queues"); |
Jeff Johnson | 8048686 | 2017-10-02 13:21:29 -0700 | [diff] [blame] | 118 | wlan_hdd_netif_queue_control(adapter, WLAN_WAKE_ALL_NETIF_QUEUE, |
Jeff Johnson | a039964 | 2016-12-05 12:39:59 -0800 | [diff] [blame] | 119 | WLAN_CONTROL_PATH); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 120 | } |
Poddar, Siddarth | b61cf64 | 2016-04-28 16:02:39 +0530 | [diff] [blame] | 121 | #if defined(CONFIG_PER_VDEV_TX_DESC_POOL) |
| 122 | |
| 123 | /** |
| 124 | * hdd_tx_resume_false() - Resume OS TX Q false leads to queue disabling |
Jeff Johnson | 8048686 | 2017-10-02 13:21:29 -0700 | [diff] [blame] | 125 | * @adapter: pointer to hdd adapter |
Poddar, Siddarth | b61cf64 | 2016-04-28 16:02:39 +0530 | [diff] [blame] | 126 | * @tx_resume: TX Q resume trigger |
| 127 | * |
| 128 | * |
| 129 | * Return: None |
| 130 | */ |
| 131 | static void |
Jeff Johnson | 8048686 | 2017-10-02 13:21:29 -0700 | [diff] [blame] | 132 | hdd_tx_resume_false(struct hdd_adapter *adapter, bool tx_resume) |
Poddar, Siddarth | b61cf64 | 2016-04-28 16:02:39 +0530 | [diff] [blame] | 133 | { |
| 134 | if (true == tx_resume) |
| 135 | return; |
| 136 | |
| 137 | /* Pause TX */ |
Varun Reddy Yeturu | 8a5d3d4 | 2017-08-02 13:03:27 -0700 | [diff] [blame] | 138 | hdd_debug("Disabling queues"); |
Jeff Johnson | 8048686 | 2017-10-02 13:21:29 -0700 | [diff] [blame] | 139 | wlan_hdd_netif_queue_control(adapter, WLAN_STOP_ALL_NETIF_QUEUE, |
Poddar, Siddarth | b61cf64 | 2016-04-28 16:02:39 +0530 | [diff] [blame] | 140 | WLAN_DATA_FLOW_CONTROL); |
| 141 | |
| 142 | if (QDF_TIMER_STATE_STOPPED == |
Jeff Johnson | 8048686 | 2017-10-02 13:21:29 -0700 | [diff] [blame] | 143 | qdf_mc_timer_get_current_state(&adapter-> |
Poddar, Siddarth | b61cf64 | 2016-04-28 16:02:39 +0530 | [diff] [blame] | 144 | tx_flow_control_timer)) { |
| 145 | QDF_STATUS status; |
Srinivas Girigowda | e3ae257 | 2017-03-25 14:14:22 -0700 | [diff] [blame] | 146 | |
Jeff Johnson | 8048686 | 2017-10-02 13:21:29 -0700 | [diff] [blame] | 147 | status = qdf_mc_timer_start(&adapter->tx_flow_control_timer, |
Poddar, Siddarth | b61cf64 | 2016-04-28 16:02:39 +0530 | [diff] [blame] | 148 | WLAN_HDD_TX_FLOW_CONTROL_OS_Q_BLOCK_TIME); |
| 149 | |
| 150 | if (!QDF_IS_STATUS_SUCCESS(status)) |
| 151 | hdd_err("Failed to start tx_flow_control_timer"); |
| 152 | else |
Jeff Johnson | 6ced42c | 2017-10-20 12:48:11 -0700 | [diff] [blame] | 153 | adapter->hdd_stats.tx_rx_stats.txflow_timer_cnt++; |
Poddar, Siddarth | b61cf64 | 2016-04-28 16:02:39 +0530 | [diff] [blame] | 154 | } |
| 155 | |
Jeff Johnson | 6ced42c | 2017-10-20 12:48:11 -0700 | [diff] [blame] | 156 | adapter->hdd_stats.tx_rx_stats.txflow_pause_cnt++; |
| 157 | adapter->hdd_stats.tx_rx_stats.is_txflow_paused = true; |
Poddar, Siddarth | b61cf64 | 2016-04-28 16:02:39 +0530 | [diff] [blame] | 158 | } |
| 159 | #else |
| 160 | |
| 161 | static inline void |
Jeff Johnson | 8048686 | 2017-10-02 13:21:29 -0700 | [diff] [blame] | 162 | hdd_tx_resume_false(struct hdd_adapter *adapter, bool tx_resume) |
Poddar, Siddarth | b61cf64 | 2016-04-28 16:02:39 +0530 | [diff] [blame] | 163 | { |
Poddar, Siddarth | b61cf64 | 2016-04-28 16:02:39 +0530 | [diff] [blame] | 164 | } |
| 165 | #endif |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 166 | |
Jeff Johnson | 8048686 | 2017-10-02 13:21:29 -0700 | [diff] [blame] | 167 | static inline struct sk_buff *hdd_skb_orphan(struct hdd_adapter *adapter, |
gbian | ec670c59 | 2016-11-24 11:21:30 +0800 | [diff] [blame] | 168 | struct sk_buff *skb) |
| 169 | { |
Jeff Johnson | 8048686 | 2017-10-02 13:21:29 -0700 | [diff] [blame] | 170 | struct hdd_context *hdd_ctx = WLAN_HDD_GET_CTX(adapter); |
tfyu | bdf453e | 2017-09-27 13:34:30 +0800 | [diff] [blame] | 171 | int need_orphan = 0; |
| 172 | |
Jeff Johnson | 8048686 | 2017-10-02 13:21:29 -0700 | [diff] [blame] | 173 | if (adapter->tx_flow_low_watermark > 0) { |
tfyu | bdf453e | 2017-09-27 13:34:30 +0800 | [diff] [blame] | 174 | #if (LINUX_VERSION_CODE > KERNEL_VERSION(3, 19, 0)) |
| 175 | /* |
| 176 | * The TCP TX throttling logic is changed a little after |
| 177 | * 3.19-rc1 kernel, the TCP sending limit will be smaller, |
| 178 | * which will throttle the TCP packets to the host driver. |
| 179 | * The TCP UP LINK throughput will drop heavily. In order to |
| 180 | * fix this issue, need to orphan the socket buffer asap, which |
| 181 | * will call skb's destructor to notify the TCP stack that the |
| 182 | * SKB buffer is unowned. And then the TCP stack will pump more |
| 183 | * packets to host driver. |
| 184 | * |
| 185 | * The TX packets might be dropped for UDP case in the iperf |
| 186 | * testing. So need to be protected by follow control. |
| 187 | */ |
| 188 | need_orphan = 1; |
| 189 | #else |
| 190 | if (hdd_ctx->config->tx_orphan_enable) |
| 191 | need_orphan = 1; |
| 192 | #endif |
tfyu | 5f01db2 | 2017-10-11 13:51:04 +0800 | [diff] [blame] | 193 | } else if (hdd_ctx->config->tx_orphan_enable) { |
| 194 | if (qdf_nbuf_is_ipv4_tcp_pkt(skb) || |
Tiger Yu | 438c648 | 2017-10-13 11:07:00 +0800 | [diff] [blame] | 195 | qdf_nbuf_is_ipv6_tcp_pkt(skb)) |
tfyu | 5f01db2 | 2017-10-11 13:51:04 +0800 | [diff] [blame] | 196 | need_orphan = 1; |
tfyu | bdf453e | 2017-09-27 13:34:30 +0800 | [diff] [blame] | 197 | } |
| 198 | |
tfyu | 5f01db2 | 2017-10-11 13:51:04 +0800 | [diff] [blame] | 199 | if (need_orphan) { |
gbian | ec670c59 | 2016-11-24 11:21:30 +0800 | [diff] [blame] | 200 | skb_orphan(skb); |
Jeff Johnson | 6ced42c | 2017-10-20 12:48:11 -0700 | [diff] [blame] | 201 | ++adapter->hdd_stats.tx_rx_stats.tx_orphaned; |
Tiger Yu | 438c648 | 2017-10-13 11:07:00 +0800 | [diff] [blame] | 202 | } else |
gbian | ec670c59 | 2016-11-24 11:21:30 +0800 | [diff] [blame] | 203 | skb = skb_unshare(skb, GFP_ATOMIC); |
gbian | ec670c59 | 2016-11-24 11:21:30 +0800 | [diff] [blame] | 204 | |
| 205 | return skb; |
| 206 | } |
| 207 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 208 | /** |
| 209 | * hdd_tx_resume_cb() - Resume OS TX Q. |
| 210 | * @adapter_context: pointer to vdev apdapter |
| 211 | * @tx_resume: TX Q resume trigger |
| 212 | * |
| 213 | * Q was stopped due to WLAN TX path low resource condition |
| 214 | * |
| 215 | * Return: None |
| 216 | */ |
| 217 | void hdd_tx_resume_cb(void *adapter_context, bool tx_resume) |
| 218 | { |
Jeff Johnson | 8048686 | 2017-10-02 13:21:29 -0700 | [diff] [blame] | 219 | struct hdd_adapter *adapter = (struct hdd_adapter *) adapter_context; |
Jeff Johnson | 40dae4e | 2017-08-29 14:00:25 -0700 | [diff] [blame] | 220 | struct hdd_station_ctx *hdd_sta_ctx = NULL; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 221 | |
Jeff Johnson | 8048686 | 2017-10-02 13:21:29 -0700 | [diff] [blame] | 222 | if (!adapter) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 223 | /* INVALID ARG */ |
| 224 | return; |
| 225 | } |
| 226 | |
Jeff Johnson | 8048686 | 2017-10-02 13:21:29 -0700 | [diff] [blame] | 227 | hdd_sta_ctx = WLAN_HDD_GET_STATION_CTX_PTR(adapter); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 228 | |
| 229 | /* Resume TX */ |
| 230 | if (true == tx_resume) { |
Anurag Chouhan | 210db07 | 2016-02-22 18:42:15 +0530 | [diff] [blame] | 231 | if (QDF_TIMER_STATE_STOPPED != |
Jeff Johnson | 8048686 | 2017-10-02 13:21:29 -0700 | [diff] [blame] | 232 | qdf_mc_timer_get_current_state(&adapter-> |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 233 | tx_flow_control_timer)) { |
Jeff Johnson | 8048686 | 2017-10-02 13:21:29 -0700 | [diff] [blame] | 234 | qdf_mc_timer_stop(&adapter->tx_flow_control_timer); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 235 | } |
Varun Reddy Yeturu | 8a5d3d4 | 2017-08-02 13:03:27 -0700 | [diff] [blame] | 236 | hdd_debug("Enabling queues"); |
Jeff Johnson | 8048686 | 2017-10-02 13:21:29 -0700 | [diff] [blame] | 237 | wlan_hdd_netif_queue_control(adapter, |
Jeff Johnson | a039964 | 2016-12-05 12:39:59 -0800 | [diff] [blame] | 238 | WLAN_WAKE_ALL_NETIF_QUEUE, |
| 239 | WLAN_DATA_FLOW_CONTROL); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 240 | } |
Jeff Johnson | 8048686 | 2017-10-02 13:21:29 -0700 | [diff] [blame] | 241 | hdd_tx_resume_false(adapter, tx_resume); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 242 | } |
| 243 | |
bings | 284f8be | 2017-08-11 10:41:30 +0800 | [diff] [blame] | 244 | bool hdd_tx_flow_control_is_pause(void *adapter_context) |
| 245 | { |
Jeff Johnson | 8048686 | 2017-10-02 13:21:29 -0700 | [diff] [blame] | 246 | struct hdd_adapter *adapter = (struct hdd_adapter *) adapter_context; |
bings | 284f8be | 2017-08-11 10:41:30 +0800 | [diff] [blame] | 247 | |
Jeff Johnson | 8048686 | 2017-10-02 13:21:29 -0700 | [diff] [blame] | 248 | if ((NULL == adapter) || (WLAN_HDD_ADAPTER_MAGIC != adapter->magic)) { |
bings | 284f8be | 2017-08-11 10:41:30 +0800 | [diff] [blame] | 249 | /* INVALID ARG */ |
Jeff Johnson | 8048686 | 2017-10-02 13:21:29 -0700 | [diff] [blame] | 250 | hdd_err("invalid adapter %pK", adapter); |
bings | 284f8be | 2017-08-11 10:41:30 +0800 | [diff] [blame] | 251 | return false; |
| 252 | } |
| 253 | |
Jeff Johnson | 8048686 | 2017-10-02 13:21:29 -0700 | [diff] [blame] | 254 | return adapter->pause_map & (1 << WLAN_DATA_FLOW_CONTROL); |
bings | 284f8be | 2017-08-11 10:41:30 +0800 | [diff] [blame] | 255 | } |
| 256 | |
Jeff Johnson | 5b76a3e | 2017-08-29 14:18:38 -0700 | [diff] [blame] | 257 | void hdd_register_tx_flow_control(struct hdd_adapter *adapter, |
Anurag Chouhan | 210db07 | 2016-02-22 18:42:15 +0530 | [diff] [blame] | 258 | qdf_mc_timer_callback_t timer_callback, |
bings | 284f8be | 2017-08-11 10:41:30 +0800 | [diff] [blame] | 259 | ol_txrx_tx_flow_control_fp flow_control_fp, |
| 260 | ol_txrx_tx_flow_control_is_pause_fp flow_control_is_pause_fp) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 261 | { |
| 262 | if (adapter->tx_flow_timer_initialized == false) { |
Anurag Chouhan | 210db07 | 2016-02-22 18:42:15 +0530 | [diff] [blame] | 263 | qdf_mc_timer_init(&adapter->tx_flow_control_timer, |
Anurag Chouhan | 6d76066 | 2016-02-20 16:05:43 +0530 | [diff] [blame] | 264 | QDF_TIMER_TYPE_SW, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 265 | timer_callback, |
| 266 | adapter); |
| 267 | adapter->tx_flow_timer_initialized = true; |
| 268 | } |
Leo Chang | fdb45c3 | 2016-10-28 11:09:23 -0700 | [diff] [blame] | 269 | cdp_fc_register(cds_get_context(QDF_MODULE_ID_SOC), |
Jeff Johnson | 1b780e4 | 2017-10-31 14:11:45 -0700 | [diff] [blame] | 270 | adapter->session_id, flow_control_fp, adapter, |
bings | 284f8be | 2017-08-11 10:41:30 +0800 | [diff] [blame] | 271 | flow_control_is_pause_fp); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 272 | } |
| 273 | |
| 274 | /** |
| 275 | * hdd_deregister_tx_flow_control() - Deregister TX Flow control |
| 276 | * @adapter: adapter handle |
| 277 | * |
| 278 | * Return: none |
| 279 | */ |
Jeff Johnson | 5b76a3e | 2017-08-29 14:18:38 -0700 | [diff] [blame] | 280 | void hdd_deregister_tx_flow_control(struct hdd_adapter *adapter) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 281 | { |
Leo Chang | fdb45c3 | 2016-10-28 11:09:23 -0700 | [diff] [blame] | 282 | cdp_fc_deregister(cds_get_context(QDF_MODULE_ID_SOC), |
Jeff Johnson | 1b780e4 | 2017-10-31 14:11:45 -0700 | [diff] [blame] | 283 | adapter->session_id); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 284 | if (adapter->tx_flow_timer_initialized == true) { |
Anurag Chouhan | 210db07 | 2016-02-22 18:42:15 +0530 | [diff] [blame] | 285 | qdf_mc_timer_stop(&adapter->tx_flow_control_timer); |
| 286 | qdf_mc_timer_destroy(&adapter->tx_flow_control_timer); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 287 | adapter->tx_flow_timer_initialized = false; |
| 288 | } |
| 289 | } |
| 290 | |
| 291 | /** |
| 292 | * hdd_get_tx_resource() - check tx resources and take action |
| 293 | * @adapter: adapter handle |
| 294 | * @STAId: station id |
| 295 | * @timer_value: timer value |
| 296 | * |
| 297 | * Return: none |
| 298 | */ |
Jeff Johnson | 5b76a3e | 2017-08-29 14:18:38 -0700 | [diff] [blame] | 299 | void hdd_get_tx_resource(struct hdd_adapter *adapter, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 300 | uint8_t STAId, uint16_t timer_value) |
| 301 | { |
| 302 | if (false == |
Leo Chang | fdb45c3 | 2016-10-28 11:09:23 -0700 | [diff] [blame] | 303 | cdp_fc_get_tx_resource(cds_get_context(QDF_MODULE_ID_SOC), STAId, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 304 | adapter->tx_flow_low_watermark, |
| 305 | adapter->tx_flow_high_watermark_offset)) { |
Varun Reddy Yeturu | 8a5d3d4 | 2017-08-02 13:03:27 -0700 | [diff] [blame] | 306 | hdd_debug("Disabling queues lwm %d hwm offset %d", |
Jeff Johnson | a039964 | 2016-12-05 12:39:59 -0800 | [diff] [blame] | 307 | adapter->tx_flow_low_watermark, |
| 308 | adapter->tx_flow_high_watermark_offset); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 309 | wlan_hdd_netif_queue_control(adapter, WLAN_STOP_ALL_NETIF_QUEUE, |
| 310 | WLAN_DATA_FLOW_CONTROL); |
| 311 | if ((adapter->tx_flow_timer_initialized == true) && |
Anurag Chouhan | 210db07 | 2016-02-22 18:42:15 +0530 | [diff] [blame] | 312 | (QDF_TIMER_STATE_STOPPED == |
| 313 | qdf_mc_timer_get_current_state(&adapter-> |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 314 | tx_flow_control_timer))) { |
Anurag Chouhan | 210db07 | 2016-02-22 18:42:15 +0530 | [diff] [blame] | 315 | qdf_mc_timer_start(&adapter->tx_flow_control_timer, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 316 | timer_value); |
Jeff Johnson | 6ced42c | 2017-10-20 12:48:11 -0700 | [diff] [blame] | 317 | adapter->hdd_stats.tx_rx_stats.txflow_timer_cnt++; |
| 318 | adapter->hdd_stats.tx_rx_stats.txflow_pause_cnt++; |
| 319 | adapter->hdd_stats.tx_rx_stats.is_txflow_paused = true; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 320 | } |
| 321 | } |
| 322 | } |
| 323 | |
gbian | ec670c59 | 2016-11-24 11:21:30 +0800 | [diff] [blame] | 324 | #else |
Mohit Khanna | d0b63f5 | 2017-02-18 18:05:52 -0800 | [diff] [blame] | 325 | /** |
| 326 | * hdd_skb_orphan() - skb_unshare a cloned packed else skb_orphan |
Jeff Johnson | 8048686 | 2017-10-02 13:21:29 -0700 | [diff] [blame] | 327 | * @adapter: pointer to HDD adapter |
Mohit Khanna | d0b63f5 | 2017-02-18 18:05:52 -0800 | [diff] [blame] | 328 | * @skb: pointer to skb data packet |
| 329 | * |
| 330 | * Return: pointer to skb structure |
| 331 | */ |
Jeff Johnson | 8048686 | 2017-10-02 13:21:29 -0700 | [diff] [blame] | 332 | static inline struct sk_buff *hdd_skb_orphan(struct hdd_adapter *adapter, |
Mohit Khanna | d0b63f5 | 2017-02-18 18:05:52 -0800 | [diff] [blame] | 333 | struct sk_buff *skb) { |
gbian | ec670c59 | 2016-11-24 11:21:30 +0800 | [diff] [blame] | 334 | |
Mohit Khanna | d0b63f5 | 2017-02-18 18:05:52 -0800 | [diff] [blame] | 335 | struct sk_buff *nskb; |
tfyu | bdf453e | 2017-09-27 13:34:30 +0800 | [diff] [blame] | 336 | #if (LINUX_VERSION_CODE > KERNEL_VERSION(3, 19, 0)) |
Jeff Johnson | 8048686 | 2017-10-02 13:21:29 -0700 | [diff] [blame] | 337 | struct hdd_context *hdd_ctx = WLAN_HDD_GET_CTX(adapter); |
tfyu | bdf453e | 2017-09-27 13:34:30 +0800 | [diff] [blame] | 338 | #endif |
Mohit Khanna | d0b63f5 | 2017-02-18 18:05:52 -0800 | [diff] [blame] | 339 | |
Mohit Khanna | 8749373 | 2017-08-27 23:26:44 -0700 | [diff] [blame] | 340 | hdd_skb_fill_gso_size(adapter->dev, skb); |
| 341 | |
Manjunathappa Prakash | dab74fa | 2017-06-19 12:11:03 -0700 | [diff] [blame] | 342 | nskb = skb_unshare(skb, GFP_ATOMIC); |
tfyu | bdf453e | 2017-09-27 13:34:30 +0800 | [diff] [blame] | 343 | #if (LINUX_VERSION_CODE > KERNEL_VERSION(3, 19, 0)) |
Manjunathappa Prakash | dab74fa | 2017-06-19 12:11:03 -0700 | [diff] [blame] | 344 | if (unlikely(hdd_ctx->config->tx_orphan_enable) && (nskb == skb)) { |
Mohit Khanna | d0b63f5 | 2017-02-18 18:05:52 -0800 | [diff] [blame] | 345 | /* |
| 346 | * For UDP packets we want to orphan the packet to allow the app |
| 347 | * to send more packets. The flow would ultimately be controlled |
| 348 | * by the limited number of tx descriptors for the vdev. |
| 349 | */ |
Jeff Johnson | 6ced42c | 2017-10-20 12:48:11 -0700 | [diff] [blame] | 350 | ++adapter->hdd_stats.tx_rx_stats.tx_orphaned; |
Mohit Khanna | d0b63f5 | 2017-02-18 18:05:52 -0800 | [diff] [blame] | 351 | skb_orphan(skb); |
| 352 | } |
tfyu | bdf453e | 2017-09-27 13:34:30 +0800 | [diff] [blame] | 353 | #endif |
Mohit Khanna | d0b63f5 | 2017-02-18 18:05:52 -0800 | [diff] [blame] | 354 | return nskb; |
gbian | ec670c59 | 2016-11-24 11:21:30 +0800 | [diff] [blame] | 355 | } |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 356 | #endif /* QCA_LL_LEGACY_TX_FLOW_CONTROL */ |
| 357 | |
Nirav Shah | 5e74bb8 | 2016-07-20 16:01:27 +0530 | [diff] [blame] | 358 | /** |
| 359 | * qdf_event_eapol_log() - send event to wlan diag |
| 360 | * @skb: skb ptr |
| 361 | * @dir: direction |
| 362 | * @eapol_key_info: eapol key info |
| 363 | * |
| 364 | * Return: None |
| 365 | */ |
| 366 | void hdd_event_eapol_log(struct sk_buff *skb, enum qdf_proto_dir dir) |
| 367 | { |
| 368 | int16_t eapol_key_info; |
| 369 | |
| 370 | WLAN_HOST_DIAG_EVENT_DEF(wlan_diag_event, struct host_event_wlan_eapol); |
| 371 | |
| 372 | if ((dir == QDF_TX && |
| 373 | (QDF_NBUF_CB_PACKET_TYPE_EAPOL != |
| 374 | QDF_NBUF_CB_GET_PACKET_TYPE(skb)))) |
| 375 | return; |
| 376 | else if (!qdf_nbuf_is_ipv4_eapol_pkt(skb)) |
| 377 | return; |
| 378 | |
| 379 | eapol_key_info = (uint16_t)(*(uint16_t *) |
| 380 | (skb->data + EAPOL_KEY_INFO_OFFSET)); |
| 381 | |
| 382 | wlan_diag_event.event_sub_type = |
| 383 | (dir == QDF_TX ? |
| 384 | WIFI_EVENT_DRIVER_EAPOL_FRAME_TRANSMIT_REQUESTED : |
| 385 | WIFI_EVENT_DRIVER_EAPOL_FRAME_RECEIVED); |
| 386 | wlan_diag_event.eapol_packet_type = (uint8_t)(*(uint8_t *) |
| 387 | (skb->data + EAPOL_PACKET_TYPE_OFFSET)); |
| 388 | wlan_diag_event.eapol_key_info = eapol_key_info; |
| 389 | wlan_diag_event.eapol_rate = 0; |
| 390 | qdf_mem_copy(wlan_diag_event.dest_addr, |
| 391 | (skb->data + QDF_NBUF_DEST_MAC_OFFSET), |
| 392 | sizeof(wlan_diag_event.dest_addr)); |
| 393 | qdf_mem_copy(wlan_diag_event.src_addr, |
| 394 | (skb->data + QDF_NBUF_SRC_MAC_OFFSET), |
| 395 | sizeof(wlan_diag_event.src_addr)); |
| 396 | |
| 397 | WLAN_HOST_DIAG_EVENT_REPORT(&wlan_diag_event, EVENT_WLAN_EAPOL); |
| 398 | } |
| 399 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 400 | |
| 401 | /** |
Nirav Shah | 5e74bb8 | 2016-07-20 16:01:27 +0530 | [diff] [blame] | 402 | * wlan_hdd_classify_pkt() - classify packet |
| 403 | * @skb - sk buff |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 404 | * |
Nirav Shah | 5e74bb8 | 2016-07-20 16:01:27 +0530 | [diff] [blame] | 405 | * Return: none |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 406 | */ |
Nirav Shah | 5e74bb8 | 2016-07-20 16:01:27 +0530 | [diff] [blame] | 407 | void wlan_hdd_classify_pkt(struct sk_buff *skb) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 408 | { |
Nirav Shah | 5e74bb8 | 2016-07-20 16:01:27 +0530 | [diff] [blame] | 409 | struct ethhdr *eh = (struct ethhdr *)skb->data; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 410 | |
Nirav Shah | 5e74bb8 | 2016-07-20 16:01:27 +0530 | [diff] [blame] | 411 | qdf_mem_set(skb->cb, sizeof(skb->cb), 0); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 412 | |
Nirav Shah | 5e74bb8 | 2016-07-20 16:01:27 +0530 | [diff] [blame] | 413 | /* check destination mac address is broadcast/multicast */ |
| 414 | if (is_broadcast_ether_addr((uint8_t *)eh)) |
| 415 | QDF_NBUF_CB_GET_IS_BCAST(skb) = true; |
| 416 | else if (is_multicast_ether_addr((uint8_t *)eh)) |
| 417 | QDF_NBUF_CB_GET_IS_MCAST(skb) = true; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 418 | |
Nirav Shah | 5e74bb8 | 2016-07-20 16:01:27 +0530 | [diff] [blame] | 419 | if (qdf_nbuf_is_ipv4_arp_pkt(skb)) |
| 420 | QDF_NBUF_CB_GET_PACKET_TYPE(skb) = |
| 421 | QDF_NBUF_CB_PACKET_TYPE_ARP; |
| 422 | else if (qdf_nbuf_is_ipv4_dhcp_pkt(skb)) |
| 423 | QDF_NBUF_CB_GET_PACKET_TYPE(skb) = |
| 424 | QDF_NBUF_CB_PACKET_TYPE_DHCP; |
| 425 | else if (qdf_nbuf_is_ipv4_eapol_pkt(skb)) |
| 426 | QDF_NBUF_CB_GET_PACKET_TYPE(skb) = |
| 427 | QDF_NBUF_CB_PACKET_TYPE_EAPOL; |
| 428 | else if (qdf_nbuf_is_ipv4_wapi_pkt(skb)) |
| 429 | QDF_NBUF_CB_GET_PACKET_TYPE(skb) = |
| 430 | QDF_NBUF_CB_PACKET_TYPE_WAPI; |
Zhu Jianmin | 04392c4 | 2017-05-12 16:34:53 +0800 | [diff] [blame] | 431 | else if (qdf_nbuf_is_icmp_pkt(skb)) |
| 432 | QDF_NBUF_CB_GET_PACKET_TYPE(skb) = |
| 433 | QDF_NBUF_CB_PACKET_TYPE_ICMP; |
Poddar, Siddarth | 44aa5aa | 2017-07-10 17:30:22 +0530 | [diff] [blame] | 434 | else if (qdf_nbuf_is_icmpv6_pkt(skb)) |
| 435 | QDF_NBUF_CB_GET_PACKET_TYPE(skb) = |
| 436 | QDF_NBUF_CB_PACKET_TYPE_ICMPv6; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 437 | } |
| 438 | |
| 439 | /** |
Zhu Jianmin | 04392c4 | 2017-05-12 16:34:53 +0800 | [diff] [blame] | 440 | * wlan_hdd_latency_opt()- latency option |
| 441 | * @adapter: pointer to the adapter structure |
| 442 | * @skb: pointer to sk buff |
| 443 | * |
| 444 | * Function to disable power save for icmp packets. |
| 445 | * |
| 446 | * Return: None |
| 447 | */ |
| 448 | #ifdef WLAN_ICMP_DISABLE_PS |
| 449 | static inline void |
Jeff Johnson | 5b76a3e | 2017-08-29 14:18:38 -0700 | [diff] [blame] | 450 | wlan_hdd_latency_opt(struct hdd_adapter *adapter, struct sk_buff *skb) |
Zhu Jianmin | 04392c4 | 2017-05-12 16:34:53 +0800 | [diff] [blame] | 451 | { |
Jeff Johnson | a9dc1dc | 2017-08-28 11:37:48 -0700 | [diff] [blame] | 452 | struct hdd_context *hdd_ctx = WLAN_HDD_GET_CTX(adapter); |
Zhu Jianmin | 04392c4 | 2017-05-12 16:34:53 +0800 | [diff] [blame] | 453 | |
| 454 | if (hdd_ctx->config->icmp_disable_ps_val <= 0) |
| 455 | return; |
| 456 | |
| 457 | if (QDF_NBUF_CB_GET_PACKET_TYPE(skb) == |
| 458 | QDF_NBUF_CB_PACKET_TYPE_ICMP) { |
| 459 | wlan_hdd_set_powersave(adapter, false, |
| 460 | hdd_ctx->config->icmp_disable_ps_val); |
Yeshwanth Sriram Guntuka | ae03c43 | 2017-11-12 13:31:02 +0530 | [diff] [blame] | 461 | sme_ps_enable_auto_ps_timer(WLAN_HDD_GET_HAL_CTX(adapter), |
| 462 | adapter->session_id, |
| 463 | hdd_ctx->config->icmp_disable_ps_val); |
Zhu Jianmin | 04392c4 | 2017-05-12 16:34:53 +0800 | [diff] [blame] | 464 | } |
| 465 | } |
| 466 | #else |
| 467 | static inline void |
Jeff Johnson | 5b76a3e | 2017-08-29 14:18:38 -0700 | [diff] [blame] | 468 | wlan_hdd_latency_opt(struct hdd_adapter *adapter, struct sk_buff *skb) |
Zhu Jianmin | 04392c4 | 2017-05-12 16:34:53 +0800 | [diff] [blame] | 469 | { |
| 470 | } |
| 471 | #endif |
| 472 | |
| 473 | /** |
Ravi Joshi | 24477b7 | 2016-07-19 15:45:09 -0700 | [diff] [blame] | 474 | * hdd_get_transmit_sta_id() - function to retrieve station id to be used for |
| 475 | * sending traffic towards a particular destination address. The destination |
| 476 | * address can be unicast, multicast or broadcast |
| 477 | * |
| 478 | * @adapter: Handle to adapter context |
| 479 | * @dst_addr: Destination address |
| 480 | * @station_id: station id |
| 481 | * |
| 482 | * Returns: None |
| 483 | */ |
Jeff Johnson | 5b76a3e | 2017-08-29 14:18:38 -0700 | [diff] [blame] | 484 | static void hdd_get_transmit_sta_id(struct hdd_adapter *adapter, |
Nirav Shah | 5e74bb8 | 2016-07-20 16:01:27 +0530 | [diff] [blame] | 485 | struct sk_buff *skb, uint8_t *station_id) |
Ravi Joshi | 24477b7 | 2016-07-19 15:45:09 -0700 | [diff] [blame] | 486 | { |
| 487 | bool mcbc_addr = false; |
Naveen Rawat | ac027cb | 2017-04-27 15:02:42 -0700 | [diff] [blame] | 488 | QDF_STATUS status; |
Jeff Johnson | 40dae4e | 2017-08-29 14:00:25 -0700 | [diff] [blame] | 489 | struct hdd_station_ctx *sta_ctx = WLAN_HDD_GET_STATION_CTX_PTR(adapter); |
Nirav Shah | 5e74bb8 | 2016-07-20 16:01:27 +0530 | [diff] [blame] | 490 | struct qdf_mac_addr *dst_addr = NULL; |
Ravi Joshi | 24477b7 | 2016-07-19 15:45:09 -0700 | [diff] [blame] | 491 | |
Nirav Shah | 5e74bb8 | 2016-07-20 16:01:27 +0530 | [diff] [blame] | 492 | dst_addr = (struct qdf_mac_addr *)skb->data; |
Naveen Rawat | ac027cb | 2017-04-27 15:02:42 -0700 | [diff] [blame] | 493 | status = hdd_get_peer_sta_id(sta_ctx, dst_addr, station_id); |
| 494 | if (QDF_IS_STATUS_ERROR(status)) { |
Nirav Shah | 5e74bb8 | 2016-07-20 16:01:27 +0530 | [diff] [blame] | 495 | if (QDF_NBUF_CB_GET_IS_BCAST(skb) || |
| 496 | QDF_NBUF_CB_GET_IS_MCAST(skb)) { |
Varun Reddy Yeturu | dd51e8d | 2017-05-14 14:51:13 -0700 | [diff] [blame] | 497 | hdd_debug("Received MC/BC packet for transmission"); |
Ravi Joshi | 24477b7 | 2016-07-19 15:45:09 -0700 | [diff] [blame] | 498 | mcbc_addr = true; |
Ravi Joshi | 24477b7 | 2016-07-19 15:45:09 -0700 | [diff] [blame] | 499 | } |
| 500 | } |
| 501 | |
Rakesh Sunki | cf1c9ab | 2016-08-25 14:11:25 -0700 | [diff] [blame] | 502 | if (adapter->device_mode == QDF_IBSS_MODE || |
| 503 | adapter->device_mode == QDF_NDI_MODE) { |
Ravi Joshi | 24477b7 | 2016-07-19 15:45:09 -0700 | [diff] [blame] | 504 | /* |
| 505 | * This check is necessary to make sure station id is not |
Rakesh Sunki | cf1c9ab | 2016-08-25 14:11:25 -0700 | [diff] [blame] | 506 | * overwritten for UC traffic in IBSS or NDI mode |
Ravi Joshi | 24477b7 | 2016-07-19 15:45:09 -0700 | [diff] [blame] | 507 | */ |
| 508 | if (mcbc_addr) |
Rakesh Sunki | cf1c9ab | 2016-08-25 14:11:25 -0700 | [diff] [blame] | 509 | *station_id = sta_ctx->broadcast_staid; |
Ravi Joshi | 24477b7 | 2016-07-19 15:45:09 -0700 | [diff] [blame] | 510 | } else { |
| 511 | /* For the rest, traffic is directed to AP/P2P GO */ |
| 512 | if (eConnectionState_Associated == sta_ctx->conn_info.connState) |
| 513 | *station_id = sta_ctx->conn_info.staId[0]; |
| 514 | } |
| 515 | } |
| 516 | |
| 517 | /** |
Krishna Kumaar Natarajan | 5554cec | 2017-01-12 19:38:55 -0800 | [diff] [blame] | 518 | * hdd_is_tx_allowed() - check if Tx is allowed based on current peer state |
| 519 | * @skb: pointer to OS packet (sk_buff) |
| 520 | * @peer_id: Peer STA ID in peer table |
| 521 | * |
| 522 | * This function gets the peer state from DP and check if it is either |
| 523 | * in OL_TXRX_PEER_STATE_CONN or OL_TXRX_PEER_STATE_AUTH. Only EAP packets |
| 524 | * are allowed when peer_state is OL_TXRX_PEER_STATE_CONN. All packets |
| 525 | * allowed when peer_state is OL_TXRX_PEER_STATE_AUTH. |
| 526 | * |
| 527 | * Return: true if Tx is allowed and false otherwise. |
| 528 | */ |
| 529 | static inline bool hdd_is_tx_allowed(struct sk_buff *skb, uint8_t peer_id) |
| 530 | { |
| 531 | enum ol_txrx_peer_state peer_state; |
| 532 | void *soc = cds_get_context(QDF_MODULE_ID_SOC); |
| 533 | void *pdev = cds_get_context(QDF_MODULE_ID_TXRX); |
| 534 | void *peer; |
| 535 | |
| 536 | QDF_BUG(soc); |
| 537 | QDF_BUG(pdev); |
| 538 | |
| 539 | peer = cdp_peer_find_by_local_id(soc, pdev, peer_id); |
| 540 | |
| 541 | if (peer == NULL) { |
Kabilan Kannan | 75bd4b3 | 2017-12-20 11:49:35 -0800 | [diff] [blame] | 542 | hdd_err_ratelimited(HDD_TX_BLOCKED_RATE, |
| 543 | "Unable to find peer entry for staid: %d", |
| 544 | peer_id); |
Krishna Kumaar Natarajan | 5554cec | 2017-01-12 19:38:55 -0800 | [diff] [blame] | 545 | return false; |
| 546 | } |
| 547 | |
| 548 | peer_state = cdp_peer_state_get(soc, peer); |
Jeff Johnson | 6875531 | 2017-02-10 11:46:55 -0800 | [diff] [blame] | 549 | if (likely(OL_TXRX_PEER_STATE_AUTH == peer_state)) |
Krishna Kumaar Natarajan | 5554cec | 2017-01-12 19:38:55 -0800 | [diff] [blame] | 550 | return true; |
Jeff Johnson | 6875531 | 2017-02-10 11:46:55 -0800 | [diff] [blame] | 551 | if (OL_TXRX_PEER_STATE_CONN == peer_state && |
| 552 | ntohs(skb->protocol) == HDD_ETHERTYPE_802_1_X) |
Krishna Kumaar Natarajan | 5554cec | 2017-01-12 19:38:55 -0800 | [diff] [blame] | 553 | return true; |
hqu | 8925c8f | 2017-12-11 19:29:01 +0800 | [diff] [blame] | 554 | QDF_TRACE(QDF_MODULE_ID_HDD_DATA, QDF_TRACE_LEVEL_INFO_HIGH, |
Jeff Johnson | 6875531 | 2017-02-10 11:46:55 -0800 | [diff] [blame] | 555 | FL("Invalid peer state for Tx: %d"), peer_state); |
| 556 | return false; |
Krishna Kumaar Natarajan | 5554cec | 2017-01-12 19:38:55 -0800 | [diff] [blame] | 557 | } |
| 558 | |
| 559 | /** |
Mukul Sharma | c4de4ef | 2016-09-12 15:39:00 +0530 | [diff] [blame] | 560 | * __hdd_hard_start_xmit() - Transmit a frame |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 561 | * @skb: pointer to OS packet (sk_buff) |
| 562 | * @dev: pointer to network device |
| 563 | * |
| 564 | * Function registered with the Linux OS for transmitting |
| 565 | * packets. This version of the function directly passes |
| 566 | * the packet to Transport Layer. |
Poddar, Siddarth | 31b9b8b | 2017-04-07 12:04:55 +0530 | [diff] [blame] | 567 | * In case of any packet drop or error, log the error with |
| 568 | * INFO HIGH/LOW/MEDIUM to avoid excessive logging in kmsg. |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 569 | * |
| 570 | * Return: Always returns NETDEV_TX_OK |
| 571 | */ |
Jeff Johnson | 3ae708d | 2016-10-05 15:45:00 -0700 | [diff] [blame] | 572 | static int __hdd_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 573 | { |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 574 | QDF_STATUS status; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 575 | sme_ac_enum_type ac; |
Abhishek Singh | 12be60f | 2017-08-11 13:52:42 +0530 | [diff] [blame] | 576 | enum sme_qos_wmmuptype up; |
Jeff Johnson | 8048686 | 2017-10-02 13:21:29 -0700 | [diff] [blame] | 577 | struct hdd_adapter *adapter = WLAN_HDD_GET_PRIV_PTR(dev); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 578 | bool granted; |
Nirav Shah | 5e74bb8 | 2016-07-20 16:01:27 +0530 | [diff] [blame] | 579 | uint8_t STAId; |
Jeff Johnson | b942486 | 2017-10-30 08:49:35 -0700 | [diff] [blame] | 580 | struct hdd_station_ctx *sta_ctx = &adapter->session.station; |
Kabilan Kannan | 1c1c402 | 2017-04-06 22:49:26 -0700 | [diff] [blame] | 581 | struct qdf_mac_addr *mac_addr; |
Mohit Khanna | f8f9682 | 2017-05-17 17:11:59 -0700 | [diff] [blame] | 582 | bool pkt_proto_logged = false; |
Kabilan Kannan | 36090ce | 2016-05-03 19:28:44 -0700 | [diff] [blame] | 583 | #ifdef QCA_PKT_PROTO_TRACE |
| 584 | uint8_t proto_type = 0; |
Jeff Johnson | 8048686 | 2017-10-02 13:21:29 -0700 | [diff] [blame] | 585 | struct hdd_context *hdd_ctx = WLAN_HDD_GET_CTX(adapter); |
Kabilan Kannan | 32eb502 | 2016-10-04 12:24:50 -0700 | [diff] [blame] | 586 | #endif /* QCA_PKT_PROTO_TRACE */ |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 587 | |
| 588 | #ifdef QCA_WIFI_FTM |
Anurag Chouhan | 6d76066 | 2016-02-20 16:05:43 +0530 | [diff] [blame] | 589 | if (hdd_get_conparam() == QDF_GLOBAL_FTM_MODE) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 590 | kfree_skb(skb); |
| 591 | return NETDEV_TX_OK; |
| 592 | } |
| 593 | #endif |
| 594 | |
Jeff Johnson | 6ced42c | 2017-10-20 12:48:11 -0700 | [diff] [blame] | 595 | ++adapter->hdd_stats.tx_rx_stats.tx_called; |
| 596 | adapter->hdd_stats.tx_rx_stats.cont_txtimeout_cnt = 0; |
Sravan Kumar Kairam | 3a69831 | 2017-10-16 14:16:16 +0530 | [diff] [blame] | 597 | |
Will Huang | 20de943 | 2018-02-06 17:01:03 +0800 | [diff] [blame] | 598 | if (cds_is_driver_recovering() || cds_is_driver_in_bad_state() || |
| 599 | cds_is_load_or_unload_in_progress()) { |
Poddar, Siddarth | 31b9b8b | 2017-04-07 12:04:55 +0530 | [diff] [blame] | 600 | QDF_TRACE(QDF_MODULE_ID_HDD_DATA, QDF_TRACE_LEVEL_INFO_HIGH, |
Will Huang | 20de943 | 2018-02-06 17:01:03 +0800 | [diff] [blame] | 601 | "Recovery/(Un)load in progress, dropping the packet"); |
Nirav Shah | df3659e | 2016-06-27 12:26:28 +0530 | [diff] [blame] | 602 | goto drop_pkt; |
Govind Singh | ede435f | 2015-12-01 16:16:36 +0530 | [diff] [blame] | 603 | } |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 604 | |
Nirav Shah | 5e74bb8 | 2016-07-20 16:01:27 +0530 | [diff] [blame] | 605 | wlan_hdd_classify_pkt(skb); |
Jeff Johnson | 8048686 | 2017-10-02 13:21:29 -0700 | [diff] [blame] | 606 | wlan_hdd_latency_opt(adapter, skb); |
Nirav Shah | 5e74bb8 | 2016-07-20 16:01:27 +0530 | [diff] [blame] | 607 | |
Ravi Joshi | 24477b7 | 2016-07-19 15:45:09 -0700 | [diff] [blame] | 608 | STAId = HDD_WLAN_INVALID_STA_ID; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 609 | |
Jeff Johnson | 8048686 | 2017-10-02 13:21:29 -0700 | [diff] [blame] | 610 | hdd_get_transmit_sta_id(adapter, skb, &STAId); |
Naveen Rawat | 209d093 | 2016-08-03 15:07:23 -0700 | [diff] [blame] | 611 | if (STAId >= WLAN_MAX_STA_COUNT) { |
hqu | 5e6b986 | 2017-12-21 18:48:46 +0800 | [diff] [blame] | 612 | QDF_TRACE(QDF_MODULE_ID_HDD_DATA, QDF_TRACE_LEVEL_INFO_HIGH, |
Jeff Johnson | a039964 | 2016-12-05 12:39:59 -0800 | [diff] [blame] | 613 | "Invalid station id, transmit operation suspended"); |
Ravi Joshi | 24477b7 | 2016-07-19 15:45:09 -0700 | [diff] [blame] | 614 | goto drop_pkt; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 615 | } |
| 616 | |
Jeff Johnson | 8048686 | 2017-10-02 13:21:29 -0700 | [diff] [blame] | 617 | hdd_get_tx_resource(adapter, STAId, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 618 | WLAN_HDD_TX_FLOW_CONTROL_OS_Q_BLOCK_TIME); |
| 619 | |
| 620 | /* Get TL AC corresponding to Qdisc queue index/AC. */ |
| 621 | ac = hdd_qdisc_ac_to_tl_ac[skb->queue_mapping]; |
| 622 | |
Nirav Shah | cbc6d72 | 2016-03-01 16:24:53 +0530 | [diff] [blame] | 623 | if (!qdf_nbuf_ipa_owned_get(skb)) { |
Jeff Johnson | 8048686 | 2017-10-02 13:21:29 -0700 | [diff] [blame] | 624 | skb = hdd_skb_orphan(adapter, skb); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 625 | if (!skb) |
Nirav Shah | df3659e | 2016-06-27 12:26:28 +0530 | [diff] [blame] | 626 | goto drop_pkt_accounting; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 627 | } |
| 628 | |
Ravi Joshi | 24477b7 | 2016-07-19 15:45:09 -0700 | [diff] [blame] | 629 | /* |
Himanshu Agarwal | 53298d1 | 2017-02-20 19:14:17 +0530 | [diff] [blame] | 630 | * Add SKB to internal tracking table before further processing |
| 631 | * in WLAN driver. |
| 632 | */ |
| 633 | qdf_net_buf_debug_acquire_skb(skb, __FILE__, __LINE__); |
| 634 | |
| 635 | /* |
Ravi Joshi | 24477b7 | 2016-07-19 15:45:09 -0700 | [diff] [blame] | 636 | * user priority from IP header, which is already extracted and set from |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 637 | * select_queue call back function |
| 638 | */ |
| 639 | up = skb->priority; |
| 640 | |
Jeff Johnson | 6ced42c | 2017-10-20 12:48:11 -0700 | [diff] [blame] | 641 | ++adapter->hdd_stats.tx_rx_stats.tx_classified_ac[ac]; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 642 | #ifdef HDD_WMM_DEBUG |
Srinivas Girigowda | 028c448 | 2017-03-09 18:52:02 -0800 | [diff] [blame] | 643 | QDF_TRACE(QDF_MODULE_ID_HDD_DATA, QDF_TRACE_LEVEL_DEBUG, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 644 | "%s: Classified as ac %d up %d", __func__, ac, up); |
| 645 | #endif /* HDD_WMM_DEBUG */ |
| 646 | |
Jeff Johnson | 137c8ee | 2017-10-28 13:06:48 -0700 | [diff] [blame] | 647 | if (HDD_PSB_CHANGED == adapter->psb_changed) { |
Ravi Joshi | 24477b7 | 2016-07-19 15:45:09 -0700 | [diff] [blame] | 648 | /* |
| 649 | * Function which will determine acquire admittance for a |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 650 | * WMM AC is required or not based on psb configuration done |
| 651 | * in the framework |
| 652 | */ |
Jeff Johnson | 8048686 | 2017-10-02 13:21:29 -0700 | [diff] [blame] | 653 | hdd_wmm_acquire_access_required(adapter, ac); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 654 | } |
| 655 | /* |
| 656 | * Make sure we already have access to this access category |
| 657 | * or it is EAPOL or WAPI frame during initial authentication which |
| 658 | * can have artifically boosted higher qos priority. |
| 659 | */ |
| 660 | |
Jeff Johnson | 137c8ee | 2017-10-28 13:06:48 -0700 | [diff] [blame] | 661 | if (((adapter->psb_changed & (1 << ac)) && |
Jeff Johnson | 02d14ce | 2017-10-31 09:08:30 -0700 | [diff] [blame] | 662 | likely(adapter->hdd_wmm_status.wmmAcStatus[ac]. |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 663 | wmmAcAccessAllowed)) || |
Jeff Johnson | d377dce | 2017-10-04 10:32:42 -0700 | [diff] [blame] | 664 | ((sta_ctx->conn_info.uIsAuthenticated == false) && |
Nirav Shah | 5e74bb8 | 2016-07-20 16:01:27 +0530 | [diff] [blame] | 665 | (QDF_NBUF_CB_PACKET_TYPE_EAPOL == |
| 666 | QDF_NBUF_CB_GET_PACKET_TYPE(skb) || |
| 667 | QDF_NBUF_CB_PACKET_TYPE_WAPI == |
| 668 | QDF_NBUF_CB_GET_PACKET_TYPE(skb)))) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 669 | granted = true; |
| 670 | } else { |
Jeff Johnson | 8048686 | 2017-10-02 13:21:29 -0700 | [diff] [blame] | 671 | status = hdd_wmm_acquire_access(adapter, ac, &granted); |
Jeff Johnson | 137c8ee | 2017-10-28 13:06:48 -0700 | [diff] [blame] | 672 | adapter->psb_changed |= (1 << ac); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 673 | } |
| 674 | |
| 675 | if (!granted) { |
| 676 | bool isDefaultAc = false; |
Ravi Joshi | 24477b7 | 2016-07-19 15:45:09 -0700 | [diff] [blame] | 677 | /* |
| 678 | * ADDTS request for this AC is sent, for now |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 679 | * send this packet through next avaiable lower |
| 680 | * Access category until ADDTS negotiation completes. |
| 681 | */ |
| 682 | while (!likely |
Jeff Johnson | 02d14ce | 2017-10-31 09:08:30 -0700 | [diff] [blame] | 683 | (adapter->hdd_wmm_status.wmmAcStatus[ac]. |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 684 | wmmAcAccessAllowed)) { |
| 685 | switch (ac) { |
| 686 | case SME_AC_VO: |
| 687 | ac = SME_AC_VI; |
| 688 | up = SME_QOS_WMM_UP_VI; |
| 689 | break; |
| 690 | case SME_AC_VI: |
| 691 | ac = SME_AC_BE; |
| 692 | up = SME_QOS_WMM_UP_BE; |
| 693 | break; |
| 694 | case SME_AC_BE: |
| 695 | ac = SME_AC_BK; |
| 696 | up = SME_QOS_WMM_UP_BK; |
| 697 | break; |
| 698 | default: |
| 699 | ac = SME_AC_BK; |
| 700 | up = SME_QOS_WMM_UP_BK; |
| 701 | isDefaultAc = true; |
| 702 | break; |
| 703 | } |
| 704 | if (isDefaultAc) |
| 705 | break; |
| 706 | } |
| 707 | skb->priority = up; |
| 708 | skb->queue_mapping = hdd_linux_up_to_ac_map[up]; |
| 709 | } |
| 710 | |
Kabilan Kannan | 36090ce | 2016-05-03 19:28:44 -0700 | [diff] [blame] | 711 | #ifdef QCA_PKT_PROTO_TRACE |
| 712 | if ((hdd_ctx->config->gEnableDebugLog & CDS_PKT_TRAC_TYPE_EAPOL) || |
| 713 | (hdd_ctx->config->gEnableDebugLog & CDS_PKT_TRAC_TYPE_DHCP)) { |
| 714 | proto_type = cds_pkt_get_proto_type(skb, |
| 715 | hdd_ctx->config->gEnableDebugLog, |
| 716 | 0); |
Srinivas Girigowda | e3ae257 | 2017-03-25 14:14:22 -0700 | [diff] [blame] | 717 | if (CDS_PKT_TRAC_TYPE_EAPOL & proto_type) |
Kabilan Kannan | 36090ce | 2016-05-03 19:28:44 -0700 | [diff] [blame] | 718 | cds_pkt_trace_buf_update("ST:T:EPL"); |
Srinivas Girigowda | e3ae257 | 2017-03-25 14:14:22 -0700 | [diff] [blame] | 719 | else if (CDS_PKT_TRAC_TYPE_DHCP & proto_type) |
Kabilan Kannan | 36090ce | 2016-05-03 19:28:44 -0700 | [diff] [blame] | 720 | cds_pkt_trace_buf_update("ST:T:DHC"); |
Kabilan Kannan | 36090ce | 2016-05-03 19:28:44 -0700 | [diff] [blame] | 721 | } |
| 722 | #endif /* QCA_PKT_PROTO_TRACE */ |
| 723 | |
Jeff Johnson | 8048686 | 2017-10-02 13:21:29 -0700 | [diff] [blame] | 724 | adapter->stats.tx_bytes += skb->len; |
Kabilan Kannan | 36090ce | 2016-05-03 19:28:44 -0700 | [diff] [blame] | 725 | |
Kabilan Kannan | 1c1c402 | 2017-04-06 22:49:26 -0700 | [diff] [blame] | 726 | mac_addr = (struct qdf_mac_addr *)skb->data; |
| 727 | |
Jeff Johnson | 8048686 | 2017-10-02 13:21:29 -0700 | [diff] [blame] | 728 | ucfg_tdls_update_tx_pkt_cnt(adapter->hdd_vdev, mac_addr); |
Kabilan Kannan | 1c1c402 | 2017-04-06 22:49:26 -0700 | [diff] [blame] | 729 | |
Mohit Khanna | b1dd1e8 | 2017-02-04 15:14:38 -0800 | [diff] [blame] | 730 | if (qdf_nbuf_is_tso(skb)) |
Jeff Johnson | 8048686 | 2017-10-02 13:21:29 -0700 | [diff] [blame] | 731 | adapter->stats.tx_packets += qdf_nbuf_get_tso_num_seg(skb); |
Srinivas Girigowda | e3ae257 | 2017-03-25 14:14:22 -0700 | [diff] [blame] | 732 | else |
Jeff Johnson | 8048686 | 2017-10-02 13:21:29 -0700 | [diff] [blame] | 733 | ++adapter->stats.tx_packets; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 734 | |
Nirav Shah | 5e74bb8 | 2016-07-20 16:01:27 +0530 | [diff] [blame] | 735 | hdd_event_eapol_log(skb, QDF_TX); |
Jeff Johnson | 1b780e4 | 2017-10-31 14:11:45 -0700 | [diff] [blame] | 736 | pkt_proto_logged = qdf_dp_trace_log_pkt(adapter->session_id, |
Mohit Khanna | f8f9682 | 2017-05-17 17:11:59 -0700 | [diff] [blame] | 737 | skb, QDF_TX, |
| 738 | QDF_TRACE_DEFAULT_PDEV_ID); |
Nirav Shah | cbc6d72 | 2016-03-01 16:24:53 +0530 | [diff] [blame] | 739 | QDF_NBUF_CB_TX_PACKET_TRACK(skb) = QDF_NBUF_TX_PKT_DATA_TRACK; |
| 740 | QDF_NBUF_UPDATE_TX_PKT_COUNT(skb, QDF_NBUF_TX_PKT_HDD); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 741 | |
Nirav Shah | 0d58a7e | 2016-04-26 22:54:12 +0530 | [diff] [blame] | 742 | qdf_dp_trace_set_track(skb, QDF_TX); |
Mohit Khanna | f8f9682 | 2017-05-17 17:11:59 -0700 | [diff] [blame] | 743 | |
Nirav Shah | 0d58a7e | 2016-04-26 22:54:12 +0530 | [diff] [blame] | 744 | DPTRACE(qdf_dp_trace(skb, QDF_DP_TRACE_HDD_TX_PACKET_PTR_RECORD, |
Venkata Sharath Chandra Manchala | 0b9fc63 | 2017-05-15 14:35:15 -0700 | [diff] [blame] | 745 | QDF_TRACE_DEFAULT_PDEV_ID, qdf_nbuf_data_addr(skb), |
| 746 | sizeof(qdf_nbuf_data(skb)), |
Himanshu Agarwal | ee3411a | 2017-01-31 12:56:47 +0530 | [diff] [blame] | 747 | QDF_TX)); |
Mohit Khanna | f8f9682 | 2017-05-17 17:11:59 -0700 | [diff] [blame] | 748 | if (!pkt_proto_logged) { |
Nirav Shah | 0d58a7e | 2016-04-26 22:54:12 +0530 | [diff] [blame] | 749 | DPTRACE(qdf_dp_trace(skb, QDF_DP_TRACE_HDD_TX_PACKET_RECORD, |
Mohit Khanna | f8f9682 | 2017-05-17 17:11:59 -0700 | [diff] [blame] | 750 | QDF_TRACE_DEFAULT_PDEV_ID, (uint8_t *)skb->data, |
| 751 | qdf_nbuf_len(skb), QDF_TX)); |
| 752 | if (qdf_nbuf_len(skb) > QDF_DP_TRACE_RECORD_SIZE) { |
| 753 | DPTRACE(qdf_dp_trace(skb, |
| 754 | QDF_DP_TRACE_HDD_TX_PACKET_RECORD, |
| 755 | QDF_TRACE_DEFAULT_PDEV_ID, |
| 756 | (uint8_t *)&skb->data[QDF_DP_TRACE_RECORD_SIZE], |
| 757 | (qdf_nbuf_len(skb)-QDF_DP_TRACE_RECORD_SIZE), |
| 758 | QDF_TX)); |
| 759 | } |
Nirav Shah | 07e39a6 | 2016-04-25 17:46:40 +0530 | [diff] [blame] | 760 | } |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 761 | |
Krishna Kumaar Natarajan | 5554cec | 2017-01-12 19:38:55 -0800 | [diff] [blame] | 762 | if (!hdd_is_tx_allowed(skb, STAId)) { |
Poddar, Siddarth | 31b9b8b | 2017-04-07 12:04:55 +0530 | [diff] [blame] | 763 | QDF_TRACE(QDF_MODULE_ID_HDD_DATA, QDF_TRACE_LEVEL_INFO_HIGH, |
Krishna Kumaar Natarajan | 5554cec | 2017-01-12 19:38:55 -0800 | [diff] [blame] | 764 | FL("Tx not allowed for sta_id: %d"), STAId); |
Jeff Johnson | 6ced42c | 2017-10-20 12:48:11 -0700 | [diff] [blame] | 765 | ++adapter->hdd_stats.tx_rx_stats.tx_dropped_ac[ac]; |
Himanshu Agarwal | 53298d1 | 2017-02-20 19:14:17 +0530 | [diff] [blame] | 766 | goto drop_pkt_and_release_skb; |
Dhanashri Atre | 168d2b4 | 2016-02-22 14:43:06 -0800 | [diff] [blame] | 767 | } |
| 768 | |
Dhanashri Atre | 168d2b4 | 2016-02-22 14:43:06 -0800 | [diff] [blame] | 769 | /* |
Ravi Joshi | 24477b7 | 2016-07-19 15:45:09 -0700 | [diff] [blame] | 770 | * If a transmit function is not registered, drop packet |
| 771 | */ |
Jeff Johnson | 8048686 | 2017-10-02 13:21:29 -0700 | [diff] [blame] | 772 | if (!adapter->tx_fn) { |
Dhanashri Atre | 168d2b4 | 2016-02-22 14:43:06 -0800 | [diff] [blame] | 773 | QDF_TRACE(QDF_MODULE_ID_HDD_SAP_DATA, QDF_TRACE_LEVEL_INFO_HIGH, |
| 774 | "%s: TX function not registered by the data path", |
| 775 | __func__); |
Jeff Johnson | 6ced42c | 2017-10-20 12:48:11 -0700 | [diff] [blame] | 776 | ++adapter->hdd_stats.tx_rx_stats.tx_dropped_ac[ac]; |
Himanshu Agarwal | 53298d1 | 2017-02-20 19:14:17 +0530 | [diff] [blame] | 777 | goto drop_pkt_and_release_skb; |
Dhanashri Atre | 168d2b4 | 2016-02-22 14:43:06 -0800 | [diff] [blame] | 778 | } |
| 779 | |
Jeff Johnson | 8048686 | 2017-10-02 13:21:29 -0700 | [diff] [blame] | 780 | if (adapter->tx_fn(adapter->txrx_vdev, |
Dhanashri Atre | 168d2b4 | 2016-02-22 14:43:06 -0800 | [diff] [blame] | 781 | (qdf_nbuf_t) skb) != NULL) { |
Poddar, Siddarth | 31b9b8b | 2017-04-07 12:04:55 +0530 | [diff] [blame] | 782 | QDF_TRACE(QDF_MODULE_ID_HDD_DATA, QDF_TRACE_LEVEL_INFO_HIGH, |
Srinivas Girigowda | 028c448 | 2017-03-09 18:52:02 -0800 | [diff] [blame] | 783 | "%s: Failed to send packet to txrx for staid: %d", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 784 | __func__, STAId); |
Jeff Johnson | 6ced42c | 2017-10-20 12:48:11 -0700 | [diff] [blame] | 785 | ++adapter->hdd_stats.tx_rx_stats.tx_dropped_ac[ac]; |
Himanshu Agarwal | 53298d1 | 2017-02-20 19:14:17 +0530 | [diff] [blame] | 786 | goto drop_pkt_and_release_skb; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 787 | } |
Dustin Brown | e0024fa | 2016-10-14 16:29:21 -0700 | [diff] [blame] | 788 | netif_trans_update(dev); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 789 | |
| 790 | return NETDEV_TX_OK; |
| 791 | |
Himanshu Agarwal | 53298d1 | 2017-02-20 19:14:17 +0530 | [diff] [blame] | 792 | drop_pkt_and_release_skb: |
| 793 | qdf_net_buf_debug_release_skb(skb); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 794 | drop_pkt: |
| 795 | |
Nirav Shah | df3659e | 2016-06-27 12:26:28 +0530 | [diff] [blame] | 796 | if (skb) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 797 | DPTRACE(qdf_dp_trace(skb, QDF_DP_TRACE_DROP_PACKET_RECORD, |
Venkata Sharath Chandra Manchala | 0b9fc63 | 2017-05-15 14:35:15 -0700 | [diff] [blame] | 798 | QDF_TRACE_DEFAULT_PDEV_ID, (uint8_t *)skb->data, |
| 799 | qdf_nbuf_len(skb), QDF_TX)); |
Nirav Shah | df3659e | 2016-06-27 12:26:28 +0530 | [diff] [blame] | 800 | if (qdf_nbuf_len(skb) > QDF_DP_TRACE_RECORD_SIZE) |
| 801 | DPTRACE(qdf_dp_trace(skb, |
| 802 | QDF_DP_TRACE_DROP_PACKET_RECORD, |
Venkata Sharath Chandra Manchala | 0b9fc63 | 2017-05-15 14:35:15 -0700 | [diff] [blame] | 803 | QDF_TRACE_DEFAULT_PDEV_ID, |
Nirav Shah | df3659e | 2016-06-27 12:26:28 +0530 | [diff] [blame] | 804 | (uint8_t *)&skb->data[QDF_DP_TRACE_RECORD_SIZE], |
| 805 | (qdf_nbuf_len(skb)-QDF_DP_TRACE_RECORD_SIZE), |
| 806 | QDF_TX)); |
| 807 | |
| 808 | kfree_skb(skb); |
| 809 | } |
| 810 | |
| 811 | drop_pkt_accounting: |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 812 | |
Jeff Johnson | 8048686 | 2017-10-02 13:21:29 -0700 | [diff] [blame] | 813 | ++adapter->stats.tx_dropped; |
Jeff Johnson | 6ced42c | 2017-10-20 12:48:11 -0700 | [diff] [blame] | 814 | ++adapter->hdd_stats.tx_rx_stats.tx_dropped; |
Nirav Shah | df3659e | 2016-06-27 12:26:28 +0530 | [diff] [blame] | 815 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 816 | return NETDEV_TX_OK; |
| 817 | } |
| 818 | |
| 819 | /** |
Mukul Sharma | c4de4ef | 2016-09-12 15:39:00 +0530 | [diff] [blame] | 820 | * hdd_hard_start_xmit() - Wrapper function to protect |
| 821 | * __hdd_hard_start_xmit from SSR |
| 822 | * @skb: pointer to OS packet |
| 823 | * @dev: pointer to net_device structure |
| 824 | * |
| 825 | * Function called by OS if any packet needs to transmit. |
| 826 | * |
| 827 | * Return: Always returns NETDEV_TX_OK |
| 828 | */ |
| 829 | int hdd_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) |
| 830 | { |
| 831 | int ret; |
| 832 | |
| 833 | cds_ssr_protect(__func__); |
| 834 | ret = __hdd_hard_start_xmit(skb, dev); |
| 835 | cds_ssr_unprotect(__func__); |
| 836 | |
| 837 | return ret; |
| 838 | } |
| 839 | |
| 840 | /** |
Deepak Dhamdhere | 5872c8c | 2016-06-02 15:51:47 -0700 | [diff] [blame] | 841 | * hdd_get_peer_sta_id() - Get the StationID using the Peer Mac address |
Jeff Johnson | d377dce | 2017-10-04 10:32:42 -0700 | [diff] [blame] | 842 | * @sta_ctx: pointer to HDD Station Context |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 843 | * @pMacAddress: pointer to Peer Mac address |
| 844 | * @staID: pointer to returned Station Index |
| 845 | * |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 846 | * Return: QDF_STATUS_SUCCESS/QDF_STATUS_E_FAILURE |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 847 | */ |
| 848 | |
Jeff Johnson | d377dce | 2017-10-04 10:32:42 -0700 | [diff] [blame] | 849 | QDF_STATUS hdd_get_peer_sta_id(struct hdd_station_ctx *sta_ctx, |
Anurag Chouhan | 6d76066 | 2016-02-20 16:05:43 +0530 | [diff] [blame] | 850 | struct qdf_mac_addr *pMacAddress, uint8_t *staId) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 851 | { |
| 852 | uint8_t idx; |
| 853 | |
Naveen Rawat | c45d162 | 2016-07-05 12:20:09 -0700 | [diff] [blame] | 854 | for (idx = 0; idx < MAX_PEERS; idx++) { |
Jeff Johnson | d377dce | 2017-10-04 10:32:42 -0700 | [diff] [blame] | 855 | if (!qdf_mem_cmp(&sta_ctx->conn_info.peerMacAddress[idx], |
Anurag Chouhan | 6d76066 | 2016-02-20 16:05:43 +0530 | [diff] [blame] | 856 | pMacAddress, QDF_MAC_ADDR_SIZE)) { |
Jeff Johnson | d377dce | 2017-10-04 10:32:42 -0700 | [diff] [blame] | 857 | *staId = sta_ctx->conn_info.staId[idx]; |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 858 | return QDF_STATUS_SUCCESS; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 859 | } |
| 860 | } |
| 861 | |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 862 | return QDF_STATUS_E_FAILURE; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 863 | } |
| 864 | |
| 865 | /** |
| 866 | * __hdd_tx_timeout() - TX timeout handler |
| 867 | * @dev: pointer to network device |
| 868 | * |
| 869 | * This function is registered as a netdev ndo_tx_timeout method, and |
| 870 | * is invoked by the kernel if the driver takes too long to transmit a |
| 871 | * frame. |
| 872 | * |
| 873 | * Return: None |
| 874 | */ |
| 875 | static void __hdd_tx_timeout(struct net_device *dev) |
| 876 | { |
Jeff Johnson | 5b76a3e | 2017-08-29 14:18:38 -0700 | [diff] [blame] | 877 | struct hdd_adapter *adapter = WLAN_HDD_GET_PRIV_PTR(dev); |
Jeff Johnson | a9dc1dc | 2017-08-28 11:37:48 -0700 | [diff] [blame] | 878 | struct hdd_context *hdd_ctx; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 879 | struct netdev_queue *txq; |
Sravan Kumar Kairam | 3a69831 | 2017-10-16 14:16:16 +0530 | [diff] [blame] | 880 | void *soc = cds_get_context(QDF_MODULE_ID_SOC); |
| 881 | u64 diff_jiffies; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 882 | int i = 0; |
| 883 | |
Dustin Brown | e0024fa | 2016-10-14 16:29:21 -0700 | [diff] [blame] | 884 | TX_TIMEOUT_TRACE(dev, QDF_MODULE_ID_HDD_DATA); |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 885 | DPTRACE(qdf_dp_trace(NULL, QDF_DP_TRACE_HDD_TX_TIMEOUT, |
Venkata Sharath Chandra Manchala | 0b9fc63 | 2017-05-15 14:35:15 -0700 | [diff] [blame] | 886 | QDF_TRACE_DEFAULT_PDEV_ID, |
Nirav Shah | 0d58a7e | 2016-04-26 22:54:12 +0530 | [diff] [blame] | 887 | NULL, 0, QDF_TX)); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 888 | |
| 889 | /* Getting here implies we disabled the TX queues for too |
| 890 | * long. Queues are disabled either because of disassociation |
| 891 | * or low resource scenarios. In case of disassociation it is |
| 892 | * ok to ignore this. But if associated, we have do possible |
| 893 | * recovery here |
| 894 | */ |
| 895 | |
| 896 | for (i = 0; i < NUM_TX_QUEUES; i++) { |
| 897 | txq = netdev_get_tx_queue(dev, i); |
Srinivas Girigowda | 028c448 | 2017-03-09 18:52:02 -0800 | [diff] [blame] | 898 | QDF_TRACE(QDF_MODULE_ID_HDD_DATA, QDF_TRACE_LEVEL_DEBUG, |
| 899 | "Queue: %d status: %d txq->trans_start: %lu", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 900 | i, netif_tx_queue_stopped(txq), txq->trans_start); |
| 901 | } |
| 902 | |
Houston Hoffman | 0022711 | 2017-08-14 23:58:18 -0700 | [diff] [blame] | 903 | QDF_TRACE(QDF_MODULE_ID_HDD_DATA, QDF_TRACE_LEVEL_DEBUG, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 904 | "carrier state: %d", netif_carrier_ok(dev)); |
Nirav Shah | 89223f7 | 2016-03-01 18:10:38 +0530 | [diff] [blame] | 905 | hdd_ctx = WLAN_HDD_GET_CTX(adapter); |
Mohit Khanna | ca4173b | 2017-09-12 21:52:19 -0700 | [diff] [blame] | 906 | wlan_hdd_display_netif_queue_history(hdd_ctx, |
| 907 | QDF_STATS_VERBOSITY_LEVEL_HIGH); |
Leo Chang | fdb45c3 | 2016-10-28 11:09:23 -0700 | [diff] [blame] | 908 | cdp_dump_flow_pool_info(cds_get_context(QDF_MODULE_ID_SOC)); |
Sravan Kumar Kairam | 3a69831 | 2017-10-16 14:16:16 +0530 | [diff] [blame] | 909 | |
Jeff Johnson | 6ced42c | 2017-10-20 12:48:11 -0700 | [diff] [blame] | 910 | ++adapter->hdd_stats.tx_rx_stats.tx_timeout_cnt; |
| 911 | ++adapter->hdd_stats.tx_rx_stats.cont_txtimeout_cnt; |
Sravan Kumar Kairam | 3a69831 | 2017-10-16 14:16:16 +0530 | [diff] [blame] | 912 | |
| 913 | diff_jiffies = jiffies - |
Jeff Johnson | 6ced42c | 2017-10-20 12:48:11 -0700 | [diff] [blame] | 914 | adapter->hdd_stats.tx_rx_stats.jiffies_last_txtimeout; |
Sravan Kumar Kairam | 3a69831 | 2017-10-16 14:16:16 +0530 | [diff] [blame] | 915 | |
Jeff Johnson | 6ced42c | 2017-10-20 12:48:11 -0700 | [diff] [blame] | 916 | if ((adapter->hdd_stats.tx_rx_stats.cont_txtimeout_cnt > 1) && |
Sravan Kumar Kairam | 3a69831 | 2017-10-16 14:16:16 +0530 | [diff] [blame] | 917 | (diff_jiffies > (HDD_TX_TIMEOUT * 2))) { |
| 918 | /* |
| 919 | * In case when there is no traffic is running, it may |
| 920 | * possible tx time-out may once happen and later system |
| 921 | * recovered then continuous tx timeout count has to be |
| 922 | * reset as it is gets modified only when traffic is running. |
| 923 | * If over a period of time if this count reaches to threshold |
| 924 | * then host triggers a false subsystem restart. In genuine |
| 925 | * time out case kernel will call the tx time-out back to back |
| 926 | * at interval of HDD_TX_TIMEOUT. Here now check if previous |
| 927 | * TX TIME out has occurred more than twice of HDD_TX_TIMEOUT |
| 928 | * back then host may recovered here from data stall. |
| 929 | */ |
Jeff Johnson | 6ced42c | 2017-10-20 12:48:11 -0700 | [diff] [blame] | 930 | adapter->hdd_stats.tx_rx_stats.cont_txtimeout_cnt = 0; |
Sravan Kumar Kairam | 3a69831 | 2017-10-16 14:16:16 +0530 | [diff] [blame] | 931 | QDF_TRACE(QDF_MODULE_ID_HDD_DATA, QDF_TRACE_LEVEL_DEBUG, |
| 932 | "Reset continous tx timeout stat"); |
| 933 | } |
| 934 | |
Jeff Johnson | 6ced42c | 2017-10-20 12:48:11 -0700 | [diff] [blame] | 935 | adapter->hdd_stats.tx_rx_stats.jiffies_last_txtimeout = jiffies; |
Sravan Kumar Kairam | 3a69831 | 2017-10-16 14:16:16 +0530 | [diff] [blame] | 936 | |
Jeff Johnson | 6ced42c | 2017-10-20 12:48:11 -0700 | [diff] [blame] | 937 | if (adapter->hdd_stats.tx_rx_stats.cont_txtimeout_cnt > |
Sravan Kumar Kairam | 3a69831 | 2017-10-16 14:16:16 +0530 | [diff] [blame] | 938 | HDD_TX_STALL_THRESHOLD) { |
| 939 | QDF_TRACE(QDF_MODULE_ID_HDD_DATA, QDF_TRACE_LEVEL_ERROR, |
| 940 | "Data stall due to continuous TX timeouts"); |
Jeff Johnson | 6ced42c | 2017-10-20 12:48:11 -0700 | [diff] [blame] | 941 | adapter->hdd_stats.tx_rx_stats.cont_txtimeout_cnt = 0; |
Poddar, Siddarth | 3703303 | 2017-10-11 15:47:40 +0530 | [diff] [blame] | 942 | if (hdd_ctx->config->enable_data_stall_det) |
| 943 | cdp_post_data_stall_event(soc, |
Sravan Kumar Kairam | 3a69831 | 2017-10-16 14:16:16 +0530 | [diff] [blame] | 944 | DATA_STALL_LOG_INDICATOR_HOST_DRIVER, |
| 945 | DATA_STALL_LOG_HOST_STA_TX_TIMEOUT, |
| 946 | 0xFF, 0xFF, |
| 947 | DATA_STALL_LOG_RECOVERY_TRIGGER_PDR); |
| 948 | } |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 949 | } |
| 950 | |
| 951 | /** |
| 952 | * hdd_tx_timeout() - Wrapper function to protect __hdd_tx_timeout from SSR |
| 953 | * @dev: pointer to net_device structure |
| 954 | * |
| 955 | * Function called by OS if there is any timeout during transmission. |
| 956 | * Since HDD simply enqueues packet and returns control to OS right away, |
| 957 | * this would never be invoked |
| 958 | * |
| 959 | * Return: none |
| 960 | */ |
| 961 | void hdd_tx_timeout(struct net_device *dev) |
| 962 | { |
| 963 | cds_ssr_protect(__func__); |
| 964 | __hdd_tx_timeout(dev); |
| 965 | cds_ssr_unprotect(__func__); |
| 966 | } |
| 967 | |
| 968 | /** |
| 969 | * @hdd_init_tx_rx() - Initialize Tx/RX module |
Jeff Johnson | 8048686 | 2017-10-02 13:21:29 -0700 | [diff] [blame] | 970 | * @adapter: pointer to adapter context |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 971 | * |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 972 | * Return: QDF_STATUS_E_FAILURE if any errors encountered, |
| 973 | * QDF_STATUS_SUCCESS otherwise |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 974 | */ |
Jeff Johnson | 8048686 | 2017-10-02 13:21:29 -0700 | [diff] [blame] | 975 | QDF_STATUS hdd_init_tx_rx(struct hdd_adapter *adapter) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 976 | { |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 977 | QDF_STATUS status = QDF_STATUS_SUCCESS; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 978 | |
Jeff Johnson | 8048686 | 2017-10-02 13:21:29 -0700 | [diff] [blame] | 979 | if (NULL == adapter) { |
| 980 | hdd_err("adapter is NULL"); |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 981 | QDF_ASSERT(0); |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 982 | return QDF_STATUS_E_FAILURE; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 983 | } |
| 984 | |
| 985 | return status; |
| 986 | } |
| 987 | |
| 988 | /** |
| 989 | * @hdd_deinit_tx_rx() - Deinitialize Tx/RX module |
Jeff Johnson | 8048686 | 2017-10-02 13:21:29 -0700 | [diff] [blame] | 990 | * @adapter: pointer to adapter context |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 991 | * |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 992 | * Return: QDF_STATUS_E_FAILURE if any errors encountered, |
| 993 | * QDF_STATUS_SUCCESS otherwise |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 994 | */ |
Jeff Johnson | 8048686 | 2017-10-02 13:21:29 -0700 | [diff] [blame] | 995 | QDF_STATUS hdd_deinit_tx_rx(struct hdd_adapter *adapter) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 996 | { |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 997 | QDF_STATUS status = QDF_STATUS_SUCCESS; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 998 | |
Jeff Johnson | 8048686 | 2017-10-02 13:21:29 -0700 | [diff] [blame] | 999 | if (NULL == adapter) { |
| 1000 | hdd_err("adapter is NULL"); |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 1001 | QDF_ASSERT(0); |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 1002 | return QDF_STATUS_E_FAILURE; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1003 | } |
| 1004 | |
| 1005 | return status; |
| 1006 | } |
| 1007 | |
| 1008 | /** |
Manjunathappa Prakash | 59f861d | 2016-04-21 10:33:31 -0700 | [diff] [blame] | 1009 | * hdd_mon_rx_packet_cbk() - Receive callback registered with OL layer. |
| 1010 | * @context: [in] pointer to qdf context |
| 1011 | * @rxBuf: [in] pointer to rx qdf_nbuf |
| 1012 | * |
| 1013 | * TL will call this to notify the HDD when one or more packets were |
| 1014 | * received for a registered STA. |
| 1015 | * |
| 1016 | * Return: QDF_STATUS_E_FAILURE if any errors encountered, QDF_STATUS_SUCCESS |
| 1017 | * otherwise |
| 1018 | */ |
| 1019 | static QDF_STATUS hdd_mon_rx_packet_cbk(void *context, qdf_nbuf_t rxbuf) |
| 1020 | { |
Jeff Johnson | 5b76a3e | 2017-08-29 14:18:38 -0700 | [diff] [blame] | 1021 | struct hdd_adapter *adapter; |
Manjunathappa Prakash | 59f861d | 2016-04-21 10:33:31 -0700 | [diff] [blame] | 1022 | int rxstat; |
| 1023 | struct sk_buff *skb; |
| 1024 | struct sk_buff *skb_next; |
| 1025 | unsigned int cpu_index; |
| 1026 | |
| 1027 | /* Sanity check on inputs */ |
| 1028 | if ((NULL == context) || (NULL == rxbuf)) { |
| 1029 | QDF_TRACE(QDF_MODULE_ID_HDD_DATA, QDF_TRACE_LEVEL_ERROR, |
| 1030 | "%s: Null params being passed", __func__); |
| 1031 | return QDF_STATUS_E_FAILURE; |
| 1032 | } |
| 1033 | |
Jeff Johnson | 5b76a3e | 2017-08-29 14:18:38 -0700 | [diff] [blame] | 1034 | adapter = (struct hdd_adapter *)context; |
Manjunathappa Prakash | 59f861d | 2016-04-21 10:33:31 -0700 | [diff] [blame] | 1035 | if ((NULL == adapter) || (WLAN_HDD_ADAPTER_MAGIC != adapter->magic)) { |
| 1036 | QDF_TRACE(QDF_MODULE_ID_HDD_DATA, QDF_TRACE_LEVEL_ERROR, |
Jeff Johnson | 36e74c4 | 2017-09-18 08:15:42 -0700 | [diff] [blame] | 1037 | "invalid adapter %pK", adapter); |
Manjunathappa Prakash | 59f861d | 2016-04-21 10:33:31 -0700 | [diff] [blame] | 1038 | return QDF_STATUS_E_FAILURE; |
| 1039 | } |
| 1040 | |
| 1041 | cpu_index = wlan_hdd_get_cpu(); |
| 1042 | |
| 1043 | /* walk the chain until all are processed */ |
| 1044 | skb = (struct sk_buff *) rxbuf; |
| 1045 | while (NULL != skb) { |
| 1046 | skb_next = skb->next; |
| 1047 | skb->dev = adapter->dev; |
| 1048 | |
Jeff Johnson | 6ced42c | 2017-10-20 12:48:11 -0700 | [diff] [blame] | 1049 | ++adapter->hdd_stats.tx_rx_stats.rx_packets[cpu_index]; |
Manjunathappa Prakash | 59f861d | 2016-04-21 10:33:31 -0700 | [diff] [blame] | 1050 | ++adapter->stats.rx_packets; |
| 1051 | adapter->stats.rx_bytes += skb->len; |
| 1052 | |
| 1053 | /* Remove SKB from internal tracking table before submitting |
| 1054 | * it to stack |
| 1055 | */ |
| 1056 | qdf_net_buf_debug_release_skb(skb); |
| 1057 | |
| 1058 | /* |
| 1059 | * If this is not a last packet on the chain |
| 1060 | * Just put packet into backlog queue, not scheduling RX sirq |
| 1061 | */ |
| 1062 | if (skb->next) { |
| 1063 | rxstat = netif_rx(skb); |
| 1064 | } else { |
| 1065 | /* |
| 1066 | * This is the last packet on the chain |
| 1067 | * Scheduling rx sirq |
| 1068 | */ |
| 1069 | rxstat = netif_rx_ni(skb); |
| 1070 | } |
| 1071 | |
| 1072 | if (NET_RX_SUCCESS == rxstat) |
| 1073 | ++adapter-> |
Jeff Johnson | 6ced42c | 2017-10-20 12:48:11 -0700 | [diff] [blame] | 1074 | hdd_stats.tx_rx_stats.rx_delivered[cpu_index]; |
Manjunathappa Prakash | 59f861d | 2016-04-21 10:33:31 -0700 | [diff] [blame] | 1075 | else |
Jeff Johnson | 6ced42c | 2017-10-20 12:48:11 -0700 | [diff] [blame] | 1076 | ++adapter->hdd_stats.tx_rx_stats.rx_refused[cpu_index]; |
Manjunathappa Prakash | 59f861d | 2016-04-21 10:33:31 -0700 | [diff] [blame] | 1077 | |
| 1078 | skb = skb_next; |
| 1079 | } |
| 1080 | |
Manjunathappa Prakash | 59f861d | 2016-04-21 10:33:31 -0700 | [diff] [blame] | 1081 | return QDF_STATUS_SUCCESS; |
| 1082 | } |
| 1083 | |
| 1084 | /** |
Naveen Rawat | f28315c | 2016-06-29 18:06:02 -0700 | [diff] [blame] | 1085 | * hdd_get_peer_idx() - Get the idx for given address in peer table |
| 1086 | * @sta_ctx: pointer to HDD Station Context |
| 1087 | * @addr: pointer to Peer Mac address |
| 1088 | * |
| 1089 | * Return: index when success else INVALID_PEER_IDX |
| 1090 | */ |
Jeff Johnson | 811f47d | 2017-10-03 11:33:09 -0700 | [diff] [blame] | 1091 | int hdd_get_peer_idx(struct hdd_station_ctx *sta_ctx, |
| 1092 | struct qdf_mac_addr *addr) |
Naveen Rawat | f28315c | 2016-06-29 18:06:02 -0700 | [diff] [blame] | 1093 | { |
| 1094 | uint8_t idx; |
| 1095 | |
Naveen Rawat | c45d162 | 2016-07-05 12:20:09 -0700 | [diff] [blame] | 1096 | for (idx = 0; idx < MAX_PEERS; idx++) { |
Naveen Rawat | ac027cb | 2017-04-27 15:02:42 -0700 | [diff] [blame] | 1097 | if (sta_ctx->conn_info.staId[idx] == HDD_WLAN_INVALID_STA_ID) |
Naveen Rawat | f28315c | 2016-06-29 18:06:02 -0700 | [diff] [blame] | 1098 | continue; |
| 1099 | if (qdf_mem_cmp(&sta_ctx->conn_info.peerMacAddress[idx], |
| 1100 | addr, sizeof(struct qdf_mac_addr))) |
| 1101 | continue; |
| 1102 | return idx; |
| 1103 | } |
| 1104 | |
| 1105 | return INVALID_PEER_IDX; |
| 1106 | } |
| 1107 | |
Ravi Joshi | bb8d451 | 2016-08-22 10:14:52 -0700 | [diff] [blame] | 1108 | /* |
| 1109 | * hdd_is_mcast_replay() - checks if pkt is multicast replay |
| 1110 | * @skb: packet skb |
| 1111 | * |
| 1112 | * Return: true if replayed multicast pkt, false otherwise |
| 1113 | */ |
| 1114 | static bool hdd_is_mcast_replay(struct sk_buff *skb) |
| 1115 | { |
| 1116 | struct ethhdr *eth; |
| 1117 | |
| 1118 | eth = eth_hdr(skb); |
| 1119 | if (unlikely(skb->pkt_type == PACKET_MULTICAST)) { |
| 1120 | if (unlikely(ether_addr_equal(eth->h_source, |
| 1121 | skb->dev->dev_addr))) |
| 1122 | return true; |
| 1123 | } |
| 1124 | return false; |
| 1125 | } |
| 1126 | |
Naveen Rawat | f28315c | 2016-06-29 18:06:02 -0700 | [diff] [blame] | 1127 | /** |
Jeff Johnson | dcf84ce | 2017-10-05 09:26:24 -0700 | [diff] [blame] | 1128 | * hdd_is_arp_local() - check if local or non local arp |
| 1129 | * @skb: pointer to sk_buff |
| 1130 | * |
| 1131 | * Return: true if local arp or false otherwise. |
| 1132 | */ |
Sravan Kumar Kairam | 2fc4755 | 2017-01-04 15:27:56 +0530 | [diff] [blame] | 1133 | static bool hdd_is_arp_local(struct sk_buff *skb) |
| 1134 | { |
| 1135 | struct arphdr *arp; |
| 1136 | struct in_ifaddr **ifap = NULL; |
| 1137 | struct in_ifaddr *ifa = NULL; |
| 1138 | struct in_device *in_dev; |
| 1139 | unsigned char *arp_ptr; |
| 1140 | __be32 tip; |
| 1141 | |
| 1142 | arp = (struct arphdr *)skb->data; |
| 1143 | if (arp->ar_op == htons(ARPOP_REQUEST)) { |
| 1144 | in_dev = __in_dev_get_rtnl(skb->dev); |
| 1145 | if (in_dev) { |
| 1146 | for (ifap = &in_dev->ifa_list; (ifa = *ifap) != NULL; |
| 1147 | ifap = &ifa->ifa_next) { |
| 1148 | if (!strcmp(skb->dev->name, ifa->ifa_label)) |
| 1149 | break; |
| 1150 | } |
| 1151 | } |
| 1152 | |
| 1153 | if (ifa && ifa->ifa_local) { |
| 1154 | arp_ptr = (unsigned char *)(arp + 1); |
| 1155 | arp_ptr += (skb->dev->addr_len + 4 + |
| 1156 | skb->dev->addr_len); |
| 1157 | memcpy(&tip, arp_ptr, 4); |
Poddar, Siddarth | b4b7479 | 2017-11-06 14:57:35 +0530 | [diff] [blame] | 1158 | hdd_debug("ARP packet: local IP: %x dest IP: %x", |
Sravan Kumar Kairam | 2fc4755 | 2017-01-04 15:27:56 +0530 | [diff] [blame] | 1159 | ifa->ifa_local, tip); |
Rajeev Kumar | ef3a336 | 2017-05-07 20:11:16 -0700 | [diff] [blame] | 1160 | if (ifa->ifa_local == tip) |
| 1161 | return true; |
Sravan Kumar Kairam | 2fc4755 | 2017-01-04 15:27:56 +0530 | [diff] [blame] | 1162 | } |
| 1163 | } |
| 1164 | |
Rajeev Kumar | ef3a336 | 2017-05-07 20:11:16 -0700 | [diff] [blame] | 1165 | return false; |
Sravan Kumar Kairam | 2fc4755 | 2017-01-04 15:27:56 +0530 | [diff] [blame] | 1166 | } |
| 1167 | |
| 1168 | /** |
Rajeev Kumar | ef3a336 | 2017-05-07 20:11:16 -0700 | [diff] [blame] | 1169 | * hdd_is_rx_wake_lock_needed() - check if wake lock is needed |
| 1170 | * @skb: pointer to sk_buff |
| 1171 | * |
| 1172 | * RX wake lock is needed for: |
| 1173 | * 1) Unicast data packet OR |
| 1174 | * 2) Local ARP data packet |
| 1175 | * |
| 1176 | * Return: true if wake lock is needed or false otherwise. |
| 1177 | */ |
Sravan Kumar Kairam | 2fc4755 | 2017-01-04 15:27:56 +0530 | [diff] [blame] | 1178 | static bool hdd_is_rx_wake_lock_needed(struct sk_buff *skb) |
| 1179 | { |
| 1180 | if ((skb->pkt_type != PACKET_BROADCAST && |
| 1181 | skb->pkt_type != PACKET_MULTICAST) || hdd_is_arp_local(skb)) |
| 1182 | return true; |
| 1183 | |
| 1184 | return false; |
| 1185 | } |
| 1186 | |
Yu Wang | 66a250b | 2017-07-19 11:46:40 +0800 | [diff] [blame] | 1187 | #ifdef WLAN_FEATURE_TSF_PLUS |
| 1188 | static inline void hdd_tsf_timestamp_rx(struct hdd_context *hdd_ctx, |
| 1189 | qdf_nbuf_t netbuf, |
| 1190 | uint64_t target_time) |
| 1191 | { |
| 1192 | if (!HDD_TSF_IS_RX_SET(hdd_ctx)) |
| 1193 | return; |
| 1194 | |
| 1195 | hdd_rx_timestamp(netbuf, target_time); |
| 1196 | } |
| 1197 | #else |
| 1198 | static inline void hdd_tsf_timestamp_rx(struct hdd_context *hdd_ctx, |
| 1199 | qdf_nbuf_t netbuf, |
| 1200 | uint64_t target_time) |
| 1201 | { |
| 1202 | } |
| 1203 | #endif |
| 1204 | |
Sravan Kumar Kairam | 2fc4755 | 2017-01-04 15:27:56 +0530 | [diff] [blame] | 1205 | /** |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1206 | * hdd_rx_packet_cbk() - Receive packet handler |
Dhanashri Atre | 182b027 | 2016-02-17 15:35:07 -0800 | [diff] [blame] | 1207 | * @context: pointer to HDD context |
Nirav Shah | cbc6d72 | 2016-03-01 16:24:53 +0530 | [diff] [blame] | 1208 | * @rxBuf: pointer to rx qdf_nbuf |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1209 | * |
| 1210 | * Receive callback registered with TL. TL will call this to notify |
| 1211 | * the HDD when one or more packets were received for a registered |
| 1212 | * STA. |
| 1213 | * |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 1214 | * Return: QDF_STATUS_E_FAILURE if any errors encountered, |
| 1215 | * QDF_STATUS_SUCCESS otherwise |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1216 | */ |
Dhanashri Atre | 182b027 | 2016-02-17 15:35:07 -0800 | [diff] [blame] | 1217 | QDF_STATUS hdd_rx_packet_cbk(void *context, qdf_nbuf_t rxBuf) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1218 | { |
Jeff Johnson | 8048686 | 2017-10-02 13:21:29 -0700 | [diff] [blame] | 1219 | struct hdd_adapter *adapter = NULL; |
Jeff Johnson | cc01197 | 2017-09-03 09:26:36 -0700 | [diff] [blame] | 1220 | struct hdd_context *hdd_ctx = NULL; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1221 | int rxstat; |
| 1222 | struct sk_buff *skb = NULL; |
Dhanashri Atre | cefa880 | 2017-02-02 16:17:14 -0800 | [diff] [blame] | 1223 | struct sk_buff *next = NULL; |
Jeff Johnson | d377dce | 2017-10-04 10:32:42 -0700 | [diff] [blame] | 1224 | struct hdd_station_ctx *sta_ctx = NULL; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1225 | unsigned int cpu_index; |
Kabilan Kannan | 1c1c402 | 2017-04-06 22:49:26 -0700 | [diff] [blame] | 1226 | struct qdf_mac_addr *mac_addr; |
Sravan Kumar Kairam | 2fc4755 | 2017-01-04 15:27:56 +0530 | [diff] [blame] | 1227 | bool wake_lock = false; |
Mohit Khanna | f8f9682 | 2017-05-17 17:11:59 -0700 | [diff] [blame] | 1228 | bool proto_pkt_logged = false; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1229 | |
| 1230 | /* Sanity check on inputs */ |
Dhanashri Atre | 182b027 | 2016-02-17 15:35:07 -0800 | [diff] [blame] | 1231 | if (unlikely((NULL == context) || (NULL == rxBuf))) { |
Anurag Chouhan | b2dc16f | 2016-02-25 11:47:37 +0530 | [diff] [blame] | 1232 | QDF_TRACE(QDF_MODULE_ID_HDD_DATA, QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1233 | "%s: Null params being passed", __func__); |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 1234 | return QDF_STATUS_E_FAILURE; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1235 | } |
| 1236 | |
Jeff Johnson | 8048686 | 2017-10-02 13:21:29 -0700 | [diff] [blame] | 1237 | adapter = (struct hdd_adapter *)context; |
| 1238 | if (unlikely(WLAN_HDD_ADAPTER_MAGIC != adapter->magic)) { |
Srinivas Girigowda | 028c448 | 2017-03-09 18:52:02 -0800 | [diff] [blame] | 1239 | QDF_TRACE(QDF_MODULE_ID_HDD_DATA, QDF_TRACE_LEVEL_ERROR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1240 | "Magic cookie(%x) for adapter sanity verification is invalid", |
Jeff Johnson | 8048686 | 2017-10-02 13:21:29 -0700 | [diff] [blame] | 1241 | adapter->magic); |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 1242 | return QDF_STATUS_E_FAILURE; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1243 | } |
| 1244 | |
Jeff Johnson | 8048686 | 2017-10-02 13:21:29 -0700 | [diff] [blame] | 1245 | hdd_ctx = WLAN_HDD_GET_CTX(adapter); |
Jeff Johnson | cc01197 | 2017-09-03 09:26:36 -0700 | [diff] [blame] | 1246 | if (unlikely(NULL == hdd_ctx)) { |
Dhanashri Atre | 182b027 | 2016-02-17 15:35:07 -0800 | [diff] [blame] | 1247 | QDF_TRACE(QDF_MODULE_ID_HDD_DATA, QDF_TRACE_LEVEL_ERROR, |
| 1248 | "%s: HDD context is Null", __func__); |
| 1249 | return QDF_STATUS_E_FAILURE; |
| 1250 | } |
| 1251 | |
| 1252 | cpu_index = wlan_hdd_get_cpu(); |
| 1253 | |
Dhanashri Atre | cefa880 | 2017-02-02 16:17:14 -0800 | [diff] [blame] | 1254 | next = (struct sk_buff *)rxBuf; |
Dhanashri Atre | 182b027 | 2016-02-17 15:35:07 -0800 | [diff] [blame] | 1255 | |
Dhanashri Atre | cefa880 | 2017-02-02 16:17:14 -0800 | [diff] [blame] | 1256 | while (next) { |
| 1257 | skb = next; |
| 1258 | next = skb->next; |
Dhanashri Atre | 63d9802 | 2017-01-24 18:22:09 -0800 | [diff] [blame] | 1259 | skb->next = NULL; |
Dhanashri Atre | cefa880 | 2017-02-02 16:17:14 -0800 | [diff] [blame] | 1260 | |
psimha | 884025c | 2017-08-01 15:07:32 -0700 | [diff] [blame] | 1261 | #ifdef QCA_WIFI_QCA6290 /* Debug code, remove later */ |
Venkata Sharath Chandra Manchala | 9bf41ff | 2017-08-31 00:50:06 -0700 | [diff] [blame] | 1262 | QDF_TRACE(QDF_MODULE_ID_HDD_DATA, QDF_TRACE_LEVEL_DEBUG, |
Jeff Johnson | 36e74c4 | 2017-09-18 08:15:42 -0700 | [diff] [blame] | 1263 | "%s: skb %pK skb->len %d\n", __func__, skb, skb->len); |
Dhanashri Atre | cefa880 | 2017-02-02 16:17:14 -0800 | [diff] [blame] | 1264 | #endif |
| 1265 | |
Jeff Johnson | d377dce | 2017-10-04 10:32:42 -0700 | [diff] [blame] | 1266 | sta_ctx = WLAN_HDD_GET_STATION_CTX_PTR(adapter); |
| 1267 | if ((sta_ctx->conn_info.proxyARPService) && |
Dhanashri Atre | 63d9802 | 2017-01-24 18:22:09 -0800 | [diff] [blame] | 1268 | cfg80211_is_gratuitous_arp_unsolicited_na(skb)) { |
Poddar, Siddarth | 37a17d3 | 2017-08-09 19:04:39 +0530 | [diff] [blame] | 1269 | uint32_t rx_dropped; |
| 1270 | |
Jeff Johnson | 6ced42c | 2017-10-20 12:48:11 -0700 | [diff] [blame] | 1271 | rx_dropped = ++adapter->hdd_stats.tx_rx_stats. |
| 1272 | rx_dropped[cpu_index]; |
Poddar, Siddarth | 37a17d3 | 2017-08-09 19:04:39 +0530 | [diff] [blame] | 1273 | /* rate limit error messages to 1/8th */ |
| 1274 | if ((rx_dropped & 0x07) == 0) |
| 1275 | QDF_TRACE(QDF_MODULE_ID_HDD_DATA, |
| 1276 | QDF_TRACE_LEVEL_INFO, |
| 1277 | "%s: Dropping HS 2.0 Gratuitous ARP or Unsolicited NA count=%u", |
| 1278 | __func__, rx_dropped); |
Dhanashri Atre | 63d9802 | 2017-01-24 18:22:09 -0800 | [diff] [blame] | 1279 | /* Remove SKB from internal tracking table before submitting |
| 1280 | * it to stack |
| 1281 | */ |
| 1282 | qdf_nbuf_free(skb); |
Dhanashri Atre | cefa880 | 2017-02-02 16:17:14 -0800 | [diff] [blame] | 1283 | continue; |
Dhanashri Atre | 63d9802 | 2017-01-24 18:22:09 -0800 | [diff] [blame] | 1284 | } |
| 1285 | |
| 1286 | hdd_event_eapol_log(skb, QDF_RX); |
Jeff Johnson | 1b780e4 | 2017-10-31 14:11:45 -0700 | [diff] [blame] | 1287 | proto_pkt_logged = qdf_dp_trace_log_pkt(adapter->session_id, |
Mohit Khanna | f8f9682 | 2017-05-17 17:11:59 -0700 | [diff] [blame] | 1288 | skb, QDF_RX, |
| 1289 | QDF_TRACE_DEFAULT_PDEV_ID); |
| 1290 | |
Dhanashri Atre | 63d9802 | 2017-01-24 18:22:09 -0800 | [diff] [blame] | 1291 | DPTRACE(qdf_dp_trace(skb, |
| 1292 | QDF_DP_TRACE_RX_HDD_PACKET_PTR_RECORD, |
Venkata Sharath Chandra Manchala | 0b9fc63 | 2017-05-15 14:35:15 -0700 | [diff] [blame] | 1293 | QDF_TRACE_DEFAULT_PDEV_ID, |
Dhanashri Atre | 63d9802 | 2017-01-24 18:22:09 -0800 | [diff] [blame] | 1294 | qdf_nbuf_data_addr(skb), |
| 1295 | sizeof(qdf_nbuf_data(skb)), QDF_RX)); |
Mohit Khanna | f8f9682 | 2017-05-17 17:11:59 -0700 | [diff] [blame] | 1296 | |
| 1297 | if (!proto_pkt_logged) { |
Himanshu Agarwal | ee3411a | 2017-01-31 12:56:47 +0530 | [diff] [blame] | 1298 | DPTRACE(qdf_dp_trace(skb, |
| 1299 | QDF_DP_TRACE_HDD_RX_PACKET_RECORD, |
Venkata Sharath Chandra Manchala | 0b9fc63 | 2017-05-15 14:35:15 -0700 | [diff] [blame] | 1300 | QDF_TRACE_DEFAULT_PDEV_ID, |
Mohit Khanna | f8f9682 | 2017-05-17 17:11:59 -0700 | [diff] [blame] | 1301 | (uint8_t *)skb->data, qdf_nbuf_len(skb), |
Himanshu Agarwal | ee3411a | 2017-01-31 12:56:47 +0530 | [diff] [blame] | 1302 | QDF_RX)); |
Mohit Khanna | f8f9682 | 2017-05-17 17:11:59 -0700 | [diff] [blame] | 1303 | if (qdf_nbuf_len(skb) > QDF_DP_TRACE_RECORD_SIZE) |
| 1304 | DPTRACE(qdf_dp_trace(skb, |
| 1305 | QDF_DP_TRACE_HDD_RX_PACKET_RECORD, |
| 1306 | QDF_TRACE_DEFAULT_PDEV_ID, |
| 1307 | (uint8_t *) |
| 1308 | &skb->data[QDF_DP_TRACE_RECORD_SIZE], |
| 1309 | (qdf_nbuf_len(skb) - |
| 1310 | QDF_DP_TRACE_RECORD_SIZE), |
| 1311 | QDF_RX)); |
| 1312 | } |
Kabilan Kannan | 1c1c402 | 2017-04-06 22:49:26 -0700 | [diff] [blame] | 1313 | mac_addr = (struct qdf_mac_addr *)(skb->data+QDF_MAC_ADDR_SIZE); |
| 1314 | |
Jeff Johnson | 8048686 | 2017-10-02 13:21:29 -0700 | [diff] [blame] | 1315 | ucfg_tdls_update_rx_pkt_cnt(adapter->hdd_vdev, mac_addr); |
Kabilan Kannan | 1c1c402 | 2017-04-06 22:49:26 -0700 | [diff] [blame] | 1316 | |
Jeff Johnson | 8048686 | 2017-10-02 13:21:29 -0700 | [diff] [blame] | 1317 | skb->dev = adapter->dev; |
Dhanashri Atre | 63d9802 | 2017-01-24 18:22:09 -0800 | [diff] [blame] | 1318 | skb->protocol = eth_type_trans(skb, skb->dev); |
Jeff Johnson | 6ced42c | 2017-10-20 12:48:11 -0700 | [diff] [blame] | 1319 | ++adapter->hdd_stats.tx_rx_stats.rx_packets[cpu_index]; |
Jeff Johnson | 8048686 | 2017-10-02 13:21:29 -0700 | [diff] [blame] | 1320 | ++adapter->stats.rx_packets; |
| 1321 | adapter->stats.rx_bytes += skb->len; |
Dhanashri Atre | 63d9802 | 2017-01-24 18:22:09 -0800 | [diff] [blame] | 1322 | |
| 1323 | /* Check & drop replayed mcast packets (for IPV6) */ |
Jeff Johnson | cc01197 | 2017-09-03 09:26:36 -0700 | [diff] [blame] | 1324 | if (hdd_ctx->config->multicast_replay_filter && |
Dhanashri Atre | 63d9802 | 2017-01-24 18:22:09 -0800 | [diff] [blame] | 1325 | hdd_is_mcast_replay(skb)) { |
Jeff Johnson | 6ced42c | 2017-10-20 12:48:11 -0700 | [diff] [blame] | 1326 | ++adapter->hdd_stats.tx_rx_stats.rx_dropped[cpu_index]; |
Srinivas Girigowda | 028c448 | 2017-03-09 18:52:02 -0800 | [diff] [blame] | 1327 | QDF_TRACE(QDF_MODULE_ID_HDD_DATA, QDF_TRACE_LEVEL_DEBUG, |
Dhanashri Atre | 63d9802 | 2017-01-24 18:22:09 -0800 | [diff] [blame] | 1328 | "%s: Dropping multicast replay pkt", __func__); |
| 1329 | qdf_nbuf_free(skb); |
Dhanashri Atre | cefa880 | 2017-02-02 16:17:14 -0800 | [diff] [blame] | 1330 | continue; |
Dhanashri Atre | 63d9802 | 2017-01-24 18:22:09 -0800 | [diff] [blame] | 1331 | } |
| 1332 | |
| 1333 | /* hold configurable wakelock for unicast traffic */ |
Jeff Johnson | cc01197 | 2017-09-03 09:26:36 -0700 | [diff] [blame] | 1334 | if (hdd_ctx->config->rx_wakelock_timeout && |
Jeff Johnson | d377dce | 2017-10-04 10:32:42 -0700 | [diff] [blame] | 1335 | sta_ctx->conn_info.uIsAuthenticated) |
Sravan Kumar Kairam | 2fc4755 | 2017-01-04 15:27:56 +0530 | [diff] [blame] | 1336 | wake_lock = hdd_is_rx_wake_lock_needed(skb); |
| 1337 | |
| 1338 | if (wake_lock) { |
Jeff Johnson | cc01197 | 2017-09-03 09:26:36 -0700 | [diff] [blame] | 1339 | cds_host_diag_log_work(&hdd_ctx->rx_wake_lock, |
| 1340 | hdd_ctx->config->rx_wakelock_timeout, |
Dhanashri Atre | 63d9802 | 2017-01-24 18:22:09 -0800 | [diff] [blame] | 1341 | WIFI_POWER_EVENT_WAKELOCK_HOLD_RX); |
Jeff Johnson | cc01197 | 2017-09-03 09:26:36 -0700 | [diff] [blame] | 1342 | qdf_wake_lock_timeout_acquire(&hdd_ctx->rx_wake_lock, |
| 1343 | hdd_ctx->config-> |
Dhanashri Atre | 63d9802 | 2017-01-24 18:22:09 -0800 | [diff] [blame] | 1344 | rx_wakelock_timeout); |
| 1345 | } |
| 1346 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1347 | /* Remove SKB from internal tracking table before submitting |
| 1348 | * it to stack |
| 1349 | */ |
Dhanashri Atre | 63d9802 | 2017-01-24 18:22:09 -0800 | [diff] [blame] | 1350 | qdf_net_buf_debug_release_skb(skb); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1351 | |
Yu Wang | 66a250b | 2017-07-19 11:46:40 +0800 | [diff] [blame] | 1352 | hdd_tsf_timestamp_rx(hdd_ctx, skb, ktime_to_us(skb->tstamp)); |
| 1353 | |
Dhanashri Atre | 63d9802 | 2017-01-24 18:22:09 -0800 | [diff] [blame] | 1354 | if (HDD_LRO_NO_RX == |
Jeff Johnson | 8048686 | 2017-10-02 13:21:29 -0700 | [diff] [blame] | 1355 | hdd_lro_rx(hdd_ctx, adapter, skb)) { |
Dhanashri Atre | 63d9802 | 2017-01-24 18:22:09 -0800 | [diff] [blame] | 1356 | if (hdd_napi_enabled(HDD_NAPI_ANY) && |
Jeff Johnson | e2ba3cd | 2017-10-30 20:02:09 -0700 | [diff] [blame] | 1357 | !hdd_ctx->enable_rxthread && |
Himanshu Agarwal | dd2196a | 2017-07-31 11:38:14 +0530 | [diff] [blame] | 1358 | !QDF_NBUF_CB_RX_PEER_CACHED_FRM(skb)) |
Dhanashri Atre | 63d9802 | 2017-01-24 18:22:09 -0800 | [diff] [blame] | 1359 | rxstat = netif_receive_skb(skb); |
| 1360 | else |
| 1361 | rxstat = netif_rx_ni(skb); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1362 | |
Dhanashri Atre | 63d9802 | 2017-01-24 18:22:09 -0800 | [diff] [blame] | 1363 | if (NET_RX_SUCCESS == rxstat) |
Jeff Johnson | 6ced42c | 2017-10-20 12:48:11 -0700 | [diff] [blame] | 1364 | ++adapter->hdd_stats.tx_rx_stats. |
| 1365 | rx_delivered[cpu_index]; |
Dhanashri Atre | 63d9802 | 2017-01-24 18:22:09 -0800 | [diff] [blame] | 1366 | else |
Jeff Johnson | 6ced42c | 2017-10-20 12:48:11 -0700 | [diff] [blame] | 1367 | ++adapter->hdd_stats.tx_rx_stats. |
| 1368 | rx_refused[cpu_index]; |
Dhanashri Atre | 63d9802 | 2017-01-24 18:22:09 -0800 | [diff] [blame] | 1369 | } else { |
Jeff Johnson | 6ced42c | 2017-10-20 12:48:11 -0700 | [diff] [blame] | 1370 | ++adapter->hdd_stats.tx_rx_stats. |
| 1371 | rx_delivered[cpu_index]; |
Dhanashri Atre | 63d9802 | 2017-01-24 18:22:09 -0800 | [diff] [blame] | 1372 | } |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1373 | } |
Dhanashri Atre | cefa880 | 2017-02-02 16:17:14 -0800 | [diff] [blame] | 1374 | |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 1375 | return QDF_STATUS_SUCCESS; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1376 | } |
| 1377 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1378 | /** |
| 1379 | * hdd_reason_type_to_string() - return string conversion of reason type |
| 1380 | * @reason: reason type |
| 1381 | * |
| 1382 | * This utility function helps log string conversion of reason type. |
| 1383 | * |
| 1384 | * Return: string conversion of device mode, if match found; |
| 1385 | * "Unknown" otherwise. |
| 1386 | */ |
| 1387 | const char *hdd_reason_type_to_string(enum netif_reason_type reason) |
| 1388 | { |
| 1389 | switch (reason) { |
| 1390 | CASE_RETURN_STRING(WLAN_CONTROL_PATH); |
| 1391 | CASE_RETURN_STRING(WLAN_DATA_FLOW_CONTROL); |
| 1392 | CASE_RETURN_STRING(WLAN_FW_PAUSE); |
| 1393 | CASE_RETURN_STRING(WLAN_TX_ABORT); |
| 1394 | CASE_RETURN_STRING(WLAN_VDEV_STOP); |
| 1395 | CASE_RETURN_STRING(WLAN_PEER_UNAUTHORISED); |
| 1396 | CASE_RETURN_STRING(WLAN_THERMAL_MITIGATION); |
Rakesh Pillai | 3e534db | 2017-09-26 18:59:43 +0530 | [diff] [blame] | 1397 | CASE_RETURN_STRING(WLAN_DATA_FLOW_CONTROL_PRIORITY); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1398 | default: |
Nirav Shah | 617cff9 | 2016-04-25 10:24:24 +0530 | [diff] [blame] | 1399 | return "Invalid"; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1400 | } |
| 1401 | } |
| 1402 | |
| 1403 | /** |
| 1404 | * hdd_action_type_to_string() - return string conversion of action type |
| 1405 | * @action: action type |
| 1406 | * |
| 1407 | * This utility function helps log string conversion of action_type. |
| 1408 | * |
| 1409 | * Return: string conversion of device mode, if match found; |
| 1410 | * "Unknown" otherwise. |
| 1411 | */ |
| 1412 | const char *hdd_action_type_to_string(enum netif_action_type action) |
| 1413 | { |
| 1414 | |
| 1415 | switch (action) { |
| 1416 | CASE_RETURN_STRING(WLAN_STOP_ALL_NETIF_QUEUE); |
| 1417 | CASE_RETURN_STRING(WLAN_START_ALL_NETIF_QUEUE); |
| 1418 | CASE_RETURN_STRING(WLAN_WAKE_ALL_NETIF_QUEUE); |
| 1419 | CASE_RETURN_STRING(WLAN_STOP_ALL_NETIF_QUEUE_N_CARRIER); |
| 1420 | CASE_RETURN_STRING(WLAN_START_ALL_NETIF_QUEUE_N_CARRIER); |
Rakesh Pillai | 3e534db | 2017-09-26 18:59:43 +0530 | [diff] [blame] | 1421 | CASE_RETURN_STRING(WLAN_NETIF_TX_DISABLE); |
| 1422 | CASE_RETURN_STRING(WLAN_NETIF_TX_DISABLE_N_CARRIER); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1423 | CASE_RETURN_STRING(WLAN_NETIF_CARRIER_ON); |
| 1424 | CASE_RETURN_STRING(WLAN_NETIF_CARRIER_OFF); |
Rakesh Pillai | 3e534db | 2017-09-26 18:59:43 +0530 | [diff] [blame] | 1425 | CASE_RETURN_STRING(WLAN_NETIF_PRIORITY_QUEUE_ON); |
| 1426 | CASE_RETURN_STRING(WLAN_NETIF_PRIORITY_QUEUE_OFF); |
| 1427 | CASE_RETURN_STRING(WLAN_WAKE_NON_PRIORITY_QUEUE); |
| 1428 | CASE_RETURN_STRING(WLAN_STOP_NON_PRIORITY_QUEUE); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1429 | default: |
Nirav Shah | 617cff9 | 2016-04-25 10:24:24 +0530 | [diff] [blame] | 1430 | return "Invalid"; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1431 | } |
| 1432 | } |
| 1433 | |
| 1434 | /** |
| 1435 | * wlan_hdd_update_queue_oper_stats - update queue operation statistics |
| 1436 | * @adapter: adapter handle |
| 1437 | * @action: action type |
| 1438 | * @reason: reason type |
| 1439 | */ |
Jeff Johnson | 5b76a3e | 2017-08-29 14:18:38 -0700 | [diff] [blame] | 1440 | static void wlan_hdd_update_queue_oper_stats(struct hdd_adapter *adapter, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1441 | enum netif_action_type action, enum netif_reason_type reason) |
| 1442 | { |
| 1443 | switch (action) { |
| 1444 | case WLAN_STOP_ALL_NETIF_QUEUE: |
| 1445 | case WLAN_STOP_ALL_NETIF_QUEUE_N_CARRIER: |
Rakesh Pillai | 3e534db | 2017-09-26 18:59:43 +0530 | [diff] [blame] | 1446 | case WLAN_NETIF_PRIORITY_QUEUE_OFF: |
| 1447 | case WLAN_STOP_NON_PRIORITY_QUEUE: |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1448 | adapter->queue_oper_stats[reason].pause_count++; |
| 1449 | break; |
| 1450 | case WLAN_START_ALL_NETIF_QUEUE: |
| 1451 | case WLAN_WAKE_ALL_NETIF_QUEUE: |
| 1452 | case WLAN_START_ALL_NETIF_QUEUE_N_CARRIER: |
Rakesh Pillai | 3e534db | 2017-09-26 18:59:43 +0530 | [diff] [blame] | 1453 | case WLAN_NETIF_PRIORITY_QUEUE_ON: |
| 1454 | case WLAN_WAKE_NON_PRIORITY_QUEUE: |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1455 | adapter->queue_oper_stats[reason].unpause_count++; |
| 1456 | break; |
| 1457 | default: |
| 1458 | break; |
| 1459 | } |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1460 | } |
| 1461 | |
| 1462 | /** |
jiad | 5b98663 | 2017-08-04 11:59:20 +0800 | [diff] [blame] | 1463 | * hdd_netdev_queue_is_locked() |
| 1464 | * @txq: net device tx queue |
| 1465 | * |
| 1466 | * For SMP system, always return false and we could safely rely on |
| 1467 | * __netif_tx_trylock(). |
| 1468 | * |
| 1469 | * Return: true locked; false not locked |
| 1470 | */ |
| 1471 | #ifdef QCA_CONFIG_SMP |
| 1472 | static inline bool hdd_netdev_queue_is_locked(struct netdev_queue *txq) |
| 1473 | { |
| 1474 | return false; |
| 1475 | } |
| 1476 | #else |
| 1477 | static inline bool hdd_netdev_queue_is_locked(struct netdev_queue *txq) |
| 1478 | { |
| 1479 | return txq->xmit_lock_owner != -1; |
| 1480 | } |
| 1481 | #endif |
| 1482 | |
| 1483 | /** |
Nirav Shah | 89223f7 | 2016-03-01 18:10:38 +0530 | [diff] [blame] | 1484 | * wlan_hdd_update_txq_timestamp() - update txq timestamp |
| 1485 | * @dev: net device |
| 1486 | * |
| 1487 | * Return: none |
| 1488 | */ |
Jeff Johnson | 3ae708d | 2016-10-05 15:45:00 -0700 | [diff] [blame] | 1489 | static void wlan_hdd_update_txq_timestamp(struct net_device *dev) |
Nirav Shah | 89223f7 | 2016-03-01 18:10:38 +0530 | [diff] [blame] | 1490 | { |
| 1491 | struct netdev_queue *txq; |
| 1492 | int i; |
Nirav Shah | 89223f7 | 2016-03-01 18:10:38 +0530 | [diff] [blame] | 1493 | |
| 1494 | for (i = 0; i < NUM_TX_QUEUES; i++) { |
| 1495 | txq = netdev_get_tx_queue(dev, i); |
jiad | 5b98663 | 2017-08-04 11:59:20 +0800 | [diff] [blame] | 1496 | |
| 1497 | /* |
| 1498 | * On UP system, kernel will trigger watchdog bite if spinlock |
| 1499 | * recursion is detected. Unfortunately recursion is possible |
| 1500 | * when it is called in dev_queue_xmit() context, where stack |
| 1501 | * grabs the lock before calling driver's ndo_start_xmit |
| 1502 | * callback. |
| 1503 | */ |
| 1504 | if (!hdd_netdev_queue_is_locked(txq)) { |
| 1505 | if (__netif_tx_trylock(txq)) { |
| 1506 | txq_trans_update(txq); |
| 1507 | __netif_tx_unlock(txq); |
| 1508 | } |
wadesong | ba6373e | 2017-05-15 20:59:05 +0800 | [diff] [blame] | 1509 | } |
Nirav Shah | 89223f7 | 2016-03-01 18:10:38 +0530 | [diff] [blame] | 1510 | } |
| 1511 | } |
| 1512 | |
| 1513 | /** |
Nirav Shah | 617cff9 | 2016-04-25 10:24:24 +0530 | [diff] [blame] | 1514 | * wlan_hdd_update_unpause_time() - update unpause time |
| 1515 | * @adapter: adapter handle |
| 1516 | * |
| 1517 | * Return: none |
| 1518 | */ |
Jeff Johnson | 5b76a3e | 2017-08-29 14:18:38 -0700 | [diff] [blame] | 1519 | static void wlan_hdd_update_unpause_time(struct hdd_adapter *adapter) |
Nirav Shah | 617cff9 | 2016-04-25 10:24:24 +0530 | [diff] [blame] | 1520 | { |
| 1521 | qdf_time_t curr_time = qdf_system_ticks(); |
| 1522 | |
| 1523 | adapter->total_unpause_time += curr_time - adapter->last_time; |
| 1524 | adapter->last_time = curr_time; |
| 1525 | } |
| 1526 | |
| 1527 | /** |
| 1528 | * wlan_hdd_update_pause_time() - update pause time |
| 1529 | * @adapter: adapter handle |
| 1530 | * |
| 1531 | * Return: none |
| 1532 | */ |
Jeff Johnson | 5b76a3e | 2017-08-29 14:18:38 -0700 | [diff] [blame] | 1533 | static void wlan_hdd_update_pause_time(struct hdd_adapter *adapter, |
Nirav Shah | da00834 | 2016-05-17 18:50:40 +0530 | [diff] [blame] | 1534 | uint32_t temp_map) |
Nirav Shah | 617cff9 | 2016-04-25 10:24:24 +0530 | [diff] [blame] | 1535 | { |
| 1536 | qdf_time_t curr_time = qdf_system_ticks(); |
Nirav Shah | da00834 | 2016-05-17 18:50:40 +0530 | [diff] [blame] | 1537 | uint8_t i; |
| 1538 | qdf_time_t pause_time; |
Nirav Shah | 617cff9 | 2016-04-25 10:24:24 +0530 | [diff] [blame] | 1539 | |
Nirav Shah | da00834 | 2016-05-17 18:50:40 +0530 | [diff] [blame] | 1540 | pause_time = curr_time - adapter->last_time; |
| 1541 | adapter->total_pause_time += pause_time; |
Nirav Shah | 617cff9 | 2016-04-25 10:24:24 +0530 | [diff] [blame] | 1542 | adapter->last_time = curr_time; |
Nirav Shah | da00834 | 2016-05-17 18:50:40 +0530 | [diff] [blame] | 1543 | |
| 1544 | for (i = 0; i < WLAN_REASON_TYPE_MAX; i++) { |
| 1545 | if (temp_map & (1 << i)) { |
| 1546 | adapter->queue_oper_stats[i].total_pause_time += |
| 1547 | pause_time; |
| 1548 | break; |
| 1549 | } |
| 1550 | } |
| 1551 | |
Nirav Shah | 617cff9 | 2016-04-25 10:24:24 +0530 | [diff] [blame] | 1552 | } |
| 1553 | |
| 1554 | /** |
Rakesh Pillai | 3e534db | 2017-09-26 18:59:43 +0530 | [diff] [blame] | 1555 | * wlan_hdd_stop_non_priority_queue() - stop non prority queues |
| 1556 | * @adapter: adapter handle |
| 1557 | * |
| 1558 | * Return: None |
| 1559 | */ |
| 1560 | static inline void wlan_hdd_stop_non_priority_queue(struct hdd_adapter *adapter) |
| 1561 | { |
| 1562 | netif_stop_subqueue(adapter->dev, HDD_LINUX_AC_VO); |
| 1563 | netif_stop_subqueue(adapter->dev, HDD_LINUX_AC_VI); |
| 1564 | netif_stop_subqueue(adapter->dev, HDD_LINUX_AC_BE); |
| 1565 | netif_stop_subqueue(adapter->dev, HDD_LINUX_AC_BK); |
| 1566 | } |
| 1567 | |
| 1568 | /** |
| 1569 | * wlan_hdd_wake_non_priority_queue() - wake non prority queues |
| 1570 | * @adapter: adapter handle |
| 1571 | * |
| 1572 | * Return: None |
| 1573 | */ |
| 1574 | static inline void wlan_hdd_wake_non_priority_queue(struct hdd_adapter *adapter) |
| 1575 | { |
| 1576 | netif_wake_subqueue(adapter->dev, HDD_LINUX_AC_VO); |
| 1577 | netif_wake_subqueue(adapter->dev, HDD_LINUX_AC_VI); |
| 1578 | netif_wake_subqueue(adapter->dev, HDD_LINUX_AC_BE); |
| 1579 | netif_wake_subqueue(adapter->dev, HDD_LINUX_AC_BK); |
| 1580 | } |
| 1581 | |
| 1582 | /** |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1583 | * wlan_hdd_netif_queue_control() - Use for netif_queue related actions |
| 1584 | * @adapter: adapter handle |
| 1585 | * @action: action type |
| 1586 | * @reason: reason type |
| 1587 | * |
| 1588 | * This is single function which is used for netif_queue related |
| 1589 | * actions like start/stop of network queues and on/off carrier |
| 1590 | * option. |
| 1591 | * |
| 1592 | * Return: None |
| 1593 | */ |
Jeff Johnson | 5b76a3e | 2017-08-29 14:18:38 -0700 | [diff] [blame] | 1594 | void wlan_hdd_netif_queue_control(struct hdd_adapter *adapter, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1595 | enum netif_action_type action, enum netif_reason_type reason) |
| 1596 | { |
Nirav Shah | da00834 | 2016-05-17 18:50:40 +0530 | [diff] [blame] | 1597 | uint32_t temp_map; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1598 | |
| 1599 | if ((!adapter) || (WLAN_HDD_ADAPTER_MAGIC != adapter->magic) || |
| 1600 | (!adapter->dev)) { |
| 1601 | hdd_err("adapter is invalid"); |
| 1602 | return; |
| 1603 | } |
| 1604 | |
| 1605 | switch (action) { |
| 1606 | |
| 1607 | case WLAN_NETIF_CARRIER_ON: |
| 1608 | netif_carrier_on(adapter->dev); |
| 1609 | break; |
| 1610 | |
| 1611 | case WLAN_NETIF_CARRIER_OFF: |
| 1612 | netif_carrier_off(adapter->dev); |
| 1613 | break; |
| 1614 | |
| 1615 | case WLAN_STOP_ALL_NETIF_QUEUE: |
| 1616 | spin_lock_bh(&adapter->pause_map_lock); |
Nirav Shah | 89223f7 | 2016-03-01 18:10:38 +0530 | [diff] [blame] | 1617 | if (!adapter->pause_map) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1618 | netif_tx_stop_all_queues(adapter->dev); |
Nirav Shah | 89223f7 | 2016-03-01 18:10:38 +0530 | [diff] [blame] | 1619 | wlan_hdd_update_txq_timestamp(adapter->dev); |
Nirav Shah | 617cff9 | 2016-04-25 10:24:24 +0530 | [diff] [blame] | 1620 | wlan_hdd_update_unpause_time(adapter); |
Nirav Shah | 89223f7 | 2016-03-01 18:10:38 +0530 | [diff] [blame] | 1621 | } |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1622 | adapter->pause_map |= (1 << reason); |
| 1623 | spin_unlock_bh(&adapter->pause_map_lock); |
| 1624 | break; |
| 1625 | |
Rakesh Pillai | 3e534db | 2017-09-26 18:59:43 +0530 | [diff] [blame] | 1626 | case WLAN_STOP_NON_PRIORITY_QUEUE: |
| 1627 | spin_lock_bh(&adapter->pause_map_lock); |
| 1628 | if (!adapter->pause_map) { |
| 1629 | wlan_hdd_stop_non_priority_queue(adapter); |
| 1630 | wlan_hdd_update_txq_timestamp(adapter->dev); |
| 1631 | wlan_hdd_update_unpause_time(adapter); |
| 1632 | } |
| 1633 | adapter->pause_map |= (1 << reason); |
| 1634 | spin_unlock_bh(&adapter->pause_map_lock); |
| 1635 | break; |
| 1636 | |
| 1637 | case WLAN_NETIF_PRIORITY_QUEUE_ON: |
| 1638 | spin_lock_bh(&adapter->pause_map_lock); |
| 1639 | temp_map = adapter->pause_map; |
| 1640 | adapter->pause_map &= ~(1 << reason); |
| 1641 | netif_wake_subqueue(adapter->dev, HDD_LINUX_AC_HI_PRIO); |
| 1642 | wlan_hdd_update_pause_time(adapter, temp_map); |
| 1643 | spin_unlock_bh(&adapter->pause_map_lock); |
| 1644 | break; |
| 1645 | |
| 1646 | case WLAN_NETIF_PRIORITY_QUEUE_OFF: |
| 1647 | spin_lock_bh(&adapter->pause_map_lock); |
| 1648 | netif_stop_subqueue(adapter->dev, HDD_LINUX_AC_HI_PRIO); |
| 1649 | wlan_hdd_update_txq_timestamp(adapter->dev); |
| 1650 | wlan_hdd_update_unpause_time(adapter); |
| 1651 | adapter->pause_map |= (1 << reason); |
| 1652 | spin_unlock_bh(&adapter->pause_map_lock); |
| 1653 | break; |
| 1654 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1655 | case WLAN_START_ALL_NETIF_QUEUE: |
| 1656 | spin_lock_bh(&adapter->pause_map_lock); |
Nirav Shah | da00834 | 2016-05-17 18:50:40 +0530 | [diff] [blame] | 1657 | temp_map = adapter->pause_map; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1658 | adapter->pause_map &= ~(1 << reason); |
Nirav Shah | 617cff9 | 2016-04-25 10:24:24 +0530 | [diff] [blame] | 1659 | if (!adapter->pause_map) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1660 | netif_tx_start_all_queues(adapter->dev); |
Nirav Shah | da00834 | 2016-05-17 18:50:40 +0530 | [diff] [blame] | 1661 | wlan_hdd_update_pause_time(adapter, temp_map); |
Nirav Shah | 617cff9 | 2016-04-25 10:24:24 +0530 | [diff] [blame] | 1662 | } |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1663 | spin_unlock_bh(&adapter->pause_map_lock); |
| 1664 | break; |
| 1665 | |
| 1666 | case WLAN_WAKE_ALL_NETIF_QUEUE: |
| 1667 | spin_lock_bh(&adapter->pause_map_lock); |
Nirav Shah | da00834 | 2016-05-17 18:50:40 +0530 | [diff] [blame] | 1668 | temp_map = adapter->pause_map; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1669 | adapter->pause_map &= ~(1 << reason); |
Nirav Shah | 617cff9 | 2016-04-25 10:24:24 +0530 | [diff] [blame] | 1670 | if (!adapter->pause_map) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1671 | netif_tx_wake_all_queues(adapter->dev); |
Nirav Shah | da00834 | 2016-05-17 18:50:40 +0530 | [diff] [blame] | 1672 | wlan_hdd_update_pause_time(adapter, temp_map); |
Nirav Shah | 617cff9 | 2016-04-25 10:24:24 +0530 | [diff] [blame] | 1673 | } |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1674 | spin_unlock_bh(&adapter->pause_map_lock); |
| 1675 | break; |
| 1676 | |
Rakesh Pillai | 3e534db | 2017-09-26 18:59:43 +0530 | [diff] [blame] | 1677 | case WLAN_WAKE_NON_PRIORITY_QUEUE: |
| 1678 | spin_lock_bh(&adapter->pause_map_lock); |
| 1679 | temp_map = adapter->pause_map; |
| 1680 | adapter->pause_map &= ~(1 << reason); |
| 1681 | if (!adapter->pause_map) { |
| 1682 | wlan_hdd_wake_non_priority_queue(adapter); |
| 1683 | wlan_hdd_update_pause_time(adapter, temp_map); |
| 1684 | } |
| 1685 | spin_unlock_bh(&adapter->pause_map_lock); |
| 1686 | break; |
| 1687 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1688 | case WLAN_STOP_ALL_NETIF_QUEUE_N_CARRIER: |
| 1689 | spin_lock_bh(&adapter->pause_map_lock); |
Nirav Shah | 89223f7 | 2016-03-01 18:10:38 +0530 | [diff] [blame] | 1690 | if (!adapter->pause_map) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1691 | netif_tx_stop_all_queues(adapter->dev); |
Nirav Shah | 89223f7 | 2016-03-01 18:10:38 +0530 | [diff] [blame] | 1692 | wlan_hdd_update_txq_timestamp(adapter->dev); |
Nirav Shah | 617cff9 | 2016-04-25 10:24:24 +0530 | [diff] [blame] | 1693 | wlan_hdd_update_unpause_time(adapter); |
Nirav Shah | 89223f7 | 2016-03-01 18:10:38 +0530 | [diff] [blame] | 1694 | } |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1695 | adapter->pause_map |= (1 << reason); |
| 1696 | netif_carrier_off(adapter->dev); |
| 1697 | spin_unlock_bh(&adapter->pause_map_lock); |
| 1698 | break; |
| 1699 | |
| 1700 | case WLAN_START_ALL_NETIF_QUEUE_N_CARRIER: |
| 1701 | spin_lock_bh(&adapter->pause_map_lock); |
| 1702 | netif_carrier_on(adapter->dev); |
Nirav Shah | da00834 | 2016-05-17 18:50:40 +0530 | [diff] [blame] | 1703 | temp_map = adapter->pause_map; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1704 | adapter->pause_map &= ~(1 << reason); |
Nirav Shah | 617cff9 | 2016-04-25 10:24:24 +0530 | [diff] [blame] | 1705 | if (!adapter->pause_map) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1706 | netif_tx_start_all_queues(adapter->dev); |
Nirav Shah | da00834 | 2016-05-17 18:50:40 +0530 | [diff] [blame] | 1707 | wlan_hdd_update_pause_time(adapter, temp_map); |
Nirav Shah | 617cff9 | 2016-04-25 10:24:24 +0530 | [diff] [blame] | 1708 | } |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1709 | spin_unlock_bh(&adapter->pause_map_lock); |
| 1710 | break; |
| 1711 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1712 | default: |
| 1713 | hdd_err("unsupported action %d", action); |
| 1714 | } |
| 1715 | |
| 1716 | spin_lock_bh(&adapter->pause_map_lock); |
| 1717 | if (adapter->pause_map & (1 << WLAN_PEER_UNAUTHORISED)) |
| 1718 | wlan_hdd_process_peer_unauthorised_pause(adapter); |
| 1719 | spin_unlock_bh(&adapter->pause_map_lock); |
| 1720 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1721 | wlan_hdd_update_queue_oper_stats(adapter, action, reason); |
| 1722 | |
| 1723 | adapter->queue_oper_history[adapter->history_index].time = |
Anurag Chouhan | 50220ce | 2016-02-18 20:11:33 +0530 | [diff] [blame] | 1724 | qdf_system_ticks(); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1725 | adapter->queue_oper_history[adapter->history_index].netif_action = |
| 1726 | action; |
| 1727 | adapter->queue_oper_history[adapter->history_index].netif_reason = |
| 1728 | reason; |
| 1729 | adapter->queue_oper_history[adapter->history_index].pause_map = |
| 1730 | adapter->pause_map; |
| 1731 | if (++adapter->history_index == WLAN_HDD_MAX_HISTORY_ENTRY) |
| 1732 | adapter->history_index = 0; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1733 | } |
| 1734 | |
Manjunathappa Prakash | 59f861d | 2016-04-21 10:33:31 -0700 | [diff] [blame] | 1735 | /** |
| 1736 | * hdd_set_mon_rx_cb() - Set Monitor mode Rx callback |
| 1737 | * @dev: Pointer to net_device structure |
| 1738 | * |
| 1739 | * Return: 0 for success; non-zero for failure |
| 1740 | */ |
| 1741 | int hdd_set_mon_rx_cb(struct net_device *dev) |
| 1742 | { |
Jeff Johnson | 5b76a3e | 2017-08-29 14:18:38 -0700 | [diff] [blame] | 1743 | struct hdd_adapter *adapter = WLAN_HDD_GET_PRIV_PTR(dev); |
Jeff Johnson | a9dc1dc | 2017-08-28 11:37:48 -0700 | [diff] [blame] | 1744 | struct hdd_context *hdd_ctx = WLAN_HDD_GET_CTX(adapter); |
Manjunathappa Prakash | 59f861d | 2016-04-21 10:33:31 -0700 | [diff] [blame] | 1745 | int ret; |
| 1746 | QDF_STATUS qdf_status; |
| 1747 | struct ol_txrx_desc_type sta_desc = {0}; |
| 1748 | struct ol_txrx_ops txrx_ops; |
Leo Chang | fdb45c3 | 2016-10-28 11:09:23 -0700 | [diff] [blame] | 1749 | void *soc = cds_get_context(QDF_MODULE_ID_SOC); |
| 1750 | void *pdev = cds_get_context(QDF_MODULE_ID_TXRX); |
Manjunathappa Prakash | 59f861d | 2016-04-21 10:33:31 -0700 | [diff] [blame] | 1751 | |
Manjunathappa Prakash | 59f861d | 2016-04-21 10:33:31 -0700 | [diff] [blame] | 1752 | qdf_mem_zero(&txrx_ops, sizeof(txrx_ops)); |
| 1753 | txrx_ops.rx.rx = hdd_mon_rx_packet_cbk; |
Ravi Joshi | 106ffe0 | 2017-01-18 18:09:05 -0800 | [diff] [blame] | 1754 | hdd_monitor_set_rx_monitor_cb(&txrx_ops, hdd_rx_monitor_callback); |
Leo Chang | fdb45c3 | 2016-10-28 11:09:23 -0700 | [diff] [blame] | 1755 | cdp_vdev_register(soc, |
Venkata Sharath Chandra Manchala | 0d44d45 | 2016-11-23 17:48:15 -0800 | [diff] [blame] | 1756 | (struct cdp_vdev *)cdp_get_vdev_from_vdev_id(soc, |
Jeff Johnson | 1b780e4 | 2017-10-31 14:11:45 -0700 | [diff] [blame] | 1757 | (struct cdp_pdev *)pdev, adapter->session_id), |
Venkata Sharath Chandra Manchala | 0d44d45 | 2016-11-23 17:48:15 -0800 | [diff] [blame] | 1758 | adapter, &txrx_ops); |
Manjunathappa Prakash | 59f861d | 2016-04-21 10:33:31 -0700 | [diff] [blame] | 1759 | /* peer is created wma_vdev_attach->wma_create_peer */ |
Venkata Sharath Chandra Manchala | 0d44d45 | 2016-11-23 17:48:15 -0800 | [diff] [blame] | 1760 | qdf_status = cdp_peer_register(soc, |
| 1761 | (struct cdp_pdev *)pdev, &sta_desc); |
Manjunathappa Prakash | 59f861d | 2016-04-21 10:33:31 -0700 | [diff] [blame] | 1762 | if (QDF_STATUS_SUCCESS != qdf_status) { |
Leo Chang | fdb45c3 | 2016-10-28 11:09:23 -0700 | [diff] [blame] | 1763 | hdd_err("cdp_peer_register() failed to register. Status= %d [0x%08X]", |
Manjunathappa Prakash | 59f861d | 2016-04-21 10:33:31 -0700 | [diff] [blame] | 1764 | qdf_status, qdf_status); |
| 1765 | goto exit; |
| 1766 | } |
| 1767 | |
| 1768 | qdf_status = sme_create_mon_session(hdd_ctx->hHal, |
Jeff Johnson | 1e851a1 | 2017-10-28 14:36:12 -0700 | [diff] [blame] | 1769 | adapter->mac_addr.bytes); |
Manjunathappa Prakash | 59f861d | 2016-04-21 10:33:31 -0700 | [diff] [blame] | 1770 | if (QDF_STATUS_SUCCESS != qdf_status) { |
| 1771 | hdd_err("sme_create_mon_session() failed to register. Status= %d [0x%08X]", |
| 1772 | qdf_status, qdf_status); |
| 1773 | } |
| 1774 | exit: |
| 1775 | ret = qdf_status_to_os_return(qdf_status); |
| 1776 | return ret; |
| 1777 | } |
Nirav Shah | bd36b06 | 2016-07-18 11:12:59 +0530 | [diff] [blame] | 1778 | |
| 1779 | /** |
| 1780 | * hdd_send_rps_ind() - send rps indication to daemon |
| 1781 | * @adapter: adapter context |
| 1782 | * |
| 1783 | * If RPS feature enabled by INI, send RPS enable indication to daemon |
| 1784 | * Indication contents is the name of interface to find correct sysfs node |
| 1785 | * Should send all available interfaces |
| 1786 | * |
| 1787 | * Return: none |
| 1788 | */ |
Jeff Johnson | 5b76a3e | 2017-08-29 14:18:38 -0700 | [diff] [blame] | 1789 | void hdd_send_rps_ind(struct hdd_adapter *adapter) |
Nirav Shah | bd36b06 | 2016-07-18 11:12:59 +0530 | [diff] [blame] | 1790 | { |
| 1791 | int i; |
| 1792 | uint8_t cpu_map_list_len = 0; |
Jeff Johnson | a9dc1dc | 2017-08-28 11:37:48 -0700 | [diff] [blame] | 1793 | struct hdd_context *hdd_ctxt = NULL; |
Nirav Shah | bd36b06 | 2016-07-18 11:12:59 +0530 | [diff] [blame] | 1794 | struct wlan_rps_data rps_data; |
Yun Park | ff6a16a | 2017-09-26 16:38:18 -0700 | [diff] [blame] | 1795 | struct cds_config_info *cds_cfg; |
| 1796 | |
| 1797 | cds_cfg = cds_get_ini_config(); |
Nirav Shah | bd36b06 | 2016-07-18 11:12:59 +0530 | [diff] [blame] | 1798 | |
| 1799 | if (!adapter) { |
| 1800 | hdd_err("adapter is NULL"); |
| 1801 | return; |
| 1802 | } |
| 1803 | |
Yun Park | ff6a16a | 2017-09-26 16:38:18 -0700 | [diff] [blame] | 1804 | if (!cds_cfg) { |
| 1805 | hdd_err("cds_cfg is NULL"); |
| 1806 | return; |
| 1807 | } |
| 1808 | |
Nirav Shah | bd36b06 | 2016-07-18 11:12:59 +0530 | [diff] [blame] | 1809 | hdd_ctxt = WLAN_HDD_GET_CTX(adapter); |
| 1810 | rps_data.num_queues = NUM_TX_QUEUES; |
| 1811 | |
| 1812 | hdd_info("cpu_map_list '%s'", hdd_ctxt->config->cpu_map_list); |
| 1813 | |
| 1814 | /* in case no cpu map list is provided, simply return */ |
| 1815 | if (!strlen(hdd_ctxt->config->cpu_map_list)) { |
| 1816 | hdd_err("no cpu map list found"); |
| 1817 | goto err; |
| 1818 | } |
| 1819 | |
| 1820 | if (QDF_STATUS_SUCCESS != |
| 1821 | hdd_hex_string_to_u16_array(hdd_ctxt->config->cpu_map_list, |
| 1822 | rps_data.cpu_map_list, |
| 1823 | &cpu_map_list_len, |
| 1824 | WLAN_SVC_IFACE_NUM_QUEUES)) { |
| 1825 | hdd_err("invalid cpu map list"); |
| 1826 | goto err; |
| 1827 | } |
| 1828 | |
| 1829 | rps_data.num_queues = |
| 1830 | (cpu_map_list_len < rps_data.num_queues) ? |
| 1831 | cpu_map_list_len : rps_data.num_queues; |
| 1832 | |
| 1833 | for (i = 0; i < rps_data.num_queues; i++) { |
| 1834 | hdd_info("cpu_map_list[%d] = 0x%x", |
| 1835 | i, rps_data.cpu_map_list[i]); |
| 1836 | } |
| 1837 | |
| 1838 | strlcpy(rps_data.ifname, adapter->dev->name, |
| 1839 | sizeof(rps_data.ifname)); |
Kondabattini, Ganesh | 96ac37b | 2016-09-02 23:12:15 +0530 | [diff] [blame] | 1840 | wlan_hdd_send_svc_nlink_msg(hdd_ctxt->radio_index, |
| 1841 | WLAN_SVC_RPS_ENABLE_IND, |
Nirav Shah | bd36b06 | 2016-07-18 11:12:59 +0530 | [diff] [blame] | 1842 | &rps_data, sizeof(rps_data)); |
| 1843 | |
Yun Park | ff6a16a | 2017-09-26 16:38:18 -0700 | [diff] [blame] | 1844 | cds_cfg->rps_enabled = true; |
| 1845 | |
| 1846 | return; |
| 1847 | |
Nirav Shah | bd36b06 | 2016-07-18 11:12:59 +0530 | [diff] [blame] | 1848 | err: |
| 1849 | hdd_err("Wrong RPS configuration. enabling rx_thread"); |
Yun Park | ff6a16a | 2017-09-26 16:38:18 -0700 | [diff] [blame] | 1850 | cds_cfg->rps_enabled = false; |
| 1851 | } |
| 1852 | |
| 1853 | /** |
| 1854 | * hdd_send_rps_disable_ind() - send rps disable indication to daemon |
| 1855 | * @adapter: adapter context |
| 1856 | * |
| 1857 | * Return: none |
| 1858 | */ |
| 1859 | void hdd_send_rps_disable_ind(struct hdd_adapter *adapter) |
| 1860 | { |
| 1861 | uint8_t cpu_map_list_len = 0; |
| 1862 | struct hdd_context *hdd_ctxt = NULL; |
| 1863 | struct wlan_rps_data rps_data; |
| 1864 | struct cds_config_info *cds_cfg; |
| 1865 | |
| 1866 | cds_cfg = cds_get_ini_config(); |
| 1867 | |
| 1868 | if (!adapter) { |
| 1869 | hdd_err("adapter is NULL"); |
| 1870 | return; |
| 1871 | } |
| 1872 | |
| 1873 | if (!cds_cfg) { |
| 1874 | hdd_err("cds_cfg is NULL"); |
| 1875 | return; |
| 1876 | } |
| 1877 | |
| 1878 | hdd_ctxt = WLAN_HDD_GET_CTX(adapter); |
| 1879 | rps_data.num_queues = NUM_TX_QUEUES; |
| 1880 | |
| 1881 | hdd_info("Set cpu_map_list 0"); |
| 1882 | |
| 1883 | qdf_mem_zero(&rps_data.cpu_map_list, sizeof(rps_data.cpu_map_list)); |
| 1884 | cpu_map_list_len = 0; |
| 1885 | rps_data.num_queues = |
| 1886 | (cpu_map_list_len < rps_data.num_queues) ? |
| 1887 | cpu_map_list_len : rps_data.num_queues; |
| 1888 | |
| 1889 | strlcpy(rps_data.ifname, adapter->dev->name, sizeof(rps_data.ifname)); |
| 1890 | wlan_hdd_send_svc_nlink_msg(hdd_ctxt->radio_index, |
| 1891 | WLAN_SVC_RPS_ENABLE_IND, |
| 1892 | &rps_data, sizeof(rps_data)); |
| 1893 | |
| 1894 | cds_cfg->rps_enabled = false; |
Nirav Shah | bd36b06 | 2016-07-18 11:12:59 +0530 | [diff] [blame] | 1895 | } |
| 1896 | |
Varun Reddy Yeturu | 076eaa8 | 2018-01-16 12:16:14 -0800 | [diff] [blame] | 1897 | void hdd_tx_queue_cb(void *context, uint32_t vdev_id, |
| 1898 | enum netif_action_type action, |
| 1899 | enum netif_reason_type reason) |
| 1900 | { |
| 1901 | struct hdd_context *hdd_ctx = (struct hdd_context *)context; |
| 1902 | struct hdd_adapter *adapter = NULL; |
| 1903 | |
| 1904 | /* |
| 1905 | * Validating the context is not required here. |
| 1906 | * if there is a driver unload/SSR in progress happening in a |
| 1907 | * different context and it has been scheduled to run and |
| 1908 | * driver got a firmware event of sta kick out, then it is |
| 1909 | * good to disable the Tx Queue to stop the influx of traffic. |
| 1910 | */ |
| 1911 | if (hdd_ctx == NULL) { |
| 1912 | hdd_err("Invalid context passed"); |
| 1913 | return; |
| 1914 | } |
| 1915 | |
| 1916 | adapter = hdd_get_adapter_by_vdev(hdd_ctx, vdev_id); |
| 1917 | if (adapter == NULL) { |
| 1918 | hdd_err("vdev_id %d does not exist with host", vdev_id); |
| 1919 | return; |
| 1920 | } |
| 1921 | hdd_debug("Tx Queue action %d on vdev %d", action, vdev_id); |
| 1922 | |
| 1923 | wlan_hdd_netif_queue_control(adapter, action, reason); |
| 1924 | } |
| 1925 | |
Ravi Joshi | b89e7f7 | 2016-09-07 13:43:15 -0700 | [diff] [blame] | 1926 | #ifdef MSM_PLATFORM |
| 1927 | /** |
| 1928 | * hdd_reset_tcp_delack() - Reset tcp delack value to default |
| 1929 | * @hdd_ctx: Handle to hdd context |
| 1930 | * |
| 1931 | * Function used to reset TCP delack value to its default value |
| 1932 | * |
| 1933 | * Return: None |
| 1934 | */ |
Jeff Johnson | a9dc1dc | 2017-08-28 11:37:48 -0700 | [diff] [blame] | 1935 | void hdd_reset_tcp_delack(struct hdd_context *hdd_ctx) |
Ravi Joshi | b89e7f7 | 2016-09-07 13:43:15 -0700 | [diff] [blame] | 1936 | { |
Manjunathappa Prakash | c13cb5b | 2017-10-09 01:47:07 -0700 | [diff] [blame] | 1937 | enum pld_bus_width_type next_level = WLAN_SVC_TP_LOW; |
| 1938 | struct wlan_rx_tp_data rx_tp_data = {0}; |
Nirav Shah | bd36b06 | 2016-07-18 11:12:59 +0530 | [diff] [blame] | 1939 | |
Manjunathappa Prakash | c13cb5b | 2017-10-09 01:47:07 -0700 | [diff] [blame] | 1940 | rx_tp_data.rx_tp_flags |= TCP_DEL_ACK_IND; |
Manjunathappa Prakash | c13cb5b | 2017-10-09 01:47:07 -0700 | [diff] [blame] | 1941 | rx_tp_data.level = next_level; |
Ravi Joshi | b89e7f7 | 2016-09-07 13:43:15 -0700 | [diff] [blame] | 1942 | hdd_ctx->rx_high_ind_cnt = 0; |
| 1943 | wlan_hdd_send_svc_nlink_msg(hdd_ctx->radio_index, WLAN_SVC_WLAN_TP_IND, |
Manjunathappa Prakash | c13cb5b | 2017-10-09 01:47:07 -0700 | [diff] [blame] | 1944 | &rx_tp_data, sizeof(rx_tp_data)); |
Ravi Joshi | b89e7f7 | 2016-09-07 13:43:15 -0700 | [diff] [blame] | 1945 | } |
| 1946 | #endif /* MSM_PLATFORM */ |