Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1 | /* |
Kiet Lam | 842dad0 | 2014-02-18 18:44:02 -0800 | [diff] [blame] | 2 | * Copyright (c) 2012-2013 The Linux Foundation. All rights reserved. |
| 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. |
Gopichand Nakkala | 92f07d8 | 2013-01-08 21:16:34 -0800 | [diff] [blame] | 20 | */ |
Kiet Lam | 842dad0 | 2014-02-18 18:44:02 -0800 | [diff] [blame] | 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 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 28 | #if !defined( WLAN_HDD_TX_RX_H ) |
| 29 | #define WLAN_HDD_TX_RX_H |
| 30 | |
| 31 | /**=========================================================================== |
Jeff Johnson | 7dda777 | 2013-02-27 08:36:13 -0800 | [diff] [blame] | 32 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 33 | \file wlan_hdd_tx_rx.h |
Jeff Johnson | 7dda777 | 2013-02-27 08:36:13 -0800 | [diff] [blame] | 34 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 35 | \brief Linux HDD Tx/RX APIs |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 36 | ==========================================================================*/ |
Jeff Johnson | 7dda777 | 2013-02-27 08:36:13 -0800 | [diff] [blame] | 37 | |
| 38 | /*--------------------------------------------------------------------------- |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 39 | Include files |
Jeff Johnson | 7dda777 | 2013-02-27 08:36:13 -0800 | [diff] [blame] | 40 | -------------------------------------------------------------------------*/ |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 41 | #include <wlan_hdd_includes.h> |
| 42 | #include <vos_api.h> |
| 43 | #include <linux/skbuff.h> |
| 44 | #include <wlan_qct_tl.h> |
| 45 | |
Jeff Johnson | 7dda777 | 2013-02-27 08:36:13 -0800 | [diff] [blame] | 46 | /*--------------------------------------------------------------------------- |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 47 | Preprocessor definitions and constants |
Jeff Johnson | 7dda777 | 2013-02-27 08:36:13 -0800 | [diff] [blame] | 48 | -------------------------------------------------------------------------*/ |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 49 | #define HDD_ETHERTYPE_802_1_X ( 0x888E ) |
| 50 | #define HDD_ETHERTYPE_802_1_X_FRAME_OFFSET ( 12 ) |
| 51 | #define HDD_ETHERTYPE_802_1_X_SIZE ( 2 ) |
Nirav Shah | 4f765af | 2015-01-21 19:51:30 +0530 | [diff] [blame^] | 52 | |
| 53 | #define HDD_ETHERTYPE_802_1_X_FRAME_SUB_TYPE_OFFSET ( 19 ) |
| 54 | #define HDD_ETHERTYPE_802_1_X_SUB_TYPE_MASK ( 0x8003 ) |
| 55 | #define HDD_ETHERTYPE_802_1_X_M1_VALUE ( 0x8000 ) |
| 56 | #define HDD_ETHERTYPE_802_1_X_M2_VALUE ( 0x0001 ) |
| 57 | #define HDD_ETHERTYPE_802_1_X_M3_VALUE ( 0x8003 ) |
| 58 | #define HDD_ETHERTYPE_802_1_X_M4_VALUE ( 0x0003 ) |
| 59 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 60 | #ifdef FEATURE_WLAN_WAPI |
| 61 | #define HDD_ETHERTYPE_WAI ( 0x88b4 ) |
| 62 | #endif |
Abhishek Singh | fa01122 | 2014-04-14 10:57:08 +0530 | [diff] [blame] | 63 | #define HDD_ETHERTYPE_ARP ( 0x0806 ) |
| 64 | #define HDD_ETHERTYPE_ARP_SIZE 42 |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 65 | |
| 66 | #define HDD_80211_HEADER_LEN 24 |
| 67 | #define HDD_80211_HEADER_QOS_CTL 2 |
| 68 | #define HDD_LLC_HDR_LEN 6 |
| 69 | #define HDD_FRAME_TYPE_MASK 0x0c |
| 70 | #define HDD_FRAME_SUBTYPE_MASK 0xf0 |
| 71 | #define HDD_FRAME_TYPE_DATA 0x08 |
| 72 | #define HDD_FRAME_TYPE_MGMT 0x00 |
| 73 | #define HDD_FRAME_SUBTYPE_QOSDATA 0x80 |
| 74 | #define HDD_FRAME_SUBTYPE_DEAUTH 0xC0 |
| 75 | #define HDD_FRAME_SUBTYPE_DISASSOC 0xA0 |
| 76 | #define HDD_DEST_ADDR_OFFSET 6 |
| 77 | |
| 78 | #define HDD_MAC_HDR_SIZE 6 |
Kiet Lam | f040f47 | 2013-11-20 21:15:23 +0530 | [diff] [blame] | 79 | |
| 80 | #define HDD_PSB_CFG_INVALID 0xFF |
| 81 | #define HDD_PSB_CHANGED 0xFF |
| 82 | #define SME_QOS_UAPSD_CFG_BK_CHANGED_MASK 0xF1 |
| 83 | #define SME_QOS_UAPSD_CFG_BE_CHANGED_MASK 0xF2 |
| 84 | #define SME_QOS_UAPSD_CFG_VI_CHANGED_MASK 0xF4 |
| 85 | #define SME_QOS_UAPSD_CFG_VO_CHANGED_MASK 0xF8 |
| 86 | |
Dino Mycle | d9b7cc1 | 2014-09-04 18:43:07 +0530 | [diff] [blame] | 87 | /* WLAN_DHCP_DEBUG */ |
| 88 | #define RX_PATH ( 0 ) |
| 89 | #define TX_PATH ( 1 ) |
| 90 | |
| 91 | #define BOOTP_SERVER_PORT ( 67 ) |
| 92 | #define BOOTP_CLIENT_PORT ( 68 ) |
| 93 | |
| 94 | #define ETH_TYPE_OFFSET ( 12 ) |
| 95 | #define ETH_TYPE_IP_PKT ( 0x0800 ) |
| 96 | #define BOOTP_MSG_OFFSET ( 42 ) |
| 97 | #define BOOTP_REQUEST_MSG ( 1 ) |
| 98 | #define BOOTP_RESPONSE_MSG ( 2 ) |
| 99 | |
| 100 | #define DHCPDISCOVER ( 1 ) |
| 101 | #define DHCPOFFER ( 2 ) |
| 102 | #define DHCPREQUEST ( 3 ) |
| 103 | #define DHCPACK ( 5 ) |
| 104 | #define DHCPNAK ( 6 ) |
| 105 | #define DHCPRELEASE ( 7 ) |
| 106 | #define DHCPINFORM ( 8 ) |
| 107 | |
| 108 | #define SKB_MIN_LENGTH ( 35 ) |
| 109 | #define PROTOCOL_OFFSET ( 9 ) |
| 110 | #define UDP_PROTOCOL ( 17 ) |
| 111 | |
| 112 | #define UDP_SRC_PORT_OFFSET ( 34 ) |
| 113 | #define UDP_DEST_PORT_OFFSET ( 36 ) |
| 114 | |
| 115 | #define DHCP_OPTION53 ( 0x35 ) |
| 116 | #define DHCP_OPTION53_LENGTH ( 1 ) |
| 117 | #define DHCP_OPTION53_OFFSET ( 0x11A ) |
| 118 | #define DHCP_OPTION53_LENGTH_OFFSET ( 0x11B ) |
| 119 | #define DHCP_OPTION53_STATUS_OFFSET ( 0x11C ) |
| 120 | /* WLAN_DHCP_DEBUG */ |
| 121 | |
| 122 | |
| 123 | |
| 124 | |
| 125 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 126 | /*--------------------------------------------------------------------------- |
| 127 | Type declarations |
| 128 | -------------------------------------------------------------------------*/ |
| 129 | |
| 130 | /*--------------------------------------------------------------------------- |
| 131 | Function declarations and documenation |
| 132 | -------------------------------------------------------------------------*/ |
| 133 | |
| 134 | /**============================================================================ |
| 135 | @brief hdd_hard_start_xmit() - Function registered with the Linux OS for |
| 136 | transmitting packets |
| 137 | |
| 138 | @param skb : [in] pointer to OS packet (sk_buff) |
| 139 | @param dev : [in] pointer to Libra network device |
| 140 | |
| 141 | @return : NET_XMIT_DROP if packets are dropped |
| 142 | : NET_XMIT_SUCCESS if packet is enqueued succesfully |
| 143 | ===========================================================================*/ |
| 144 | extern int hdd_hard_start_xmit(struct sk_buff *skb, struct net_device *dev); |
| 145 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 146 | extern int hdd_mon_hard_start_xmit(struct sk_buff *skb, struct net_device *dev); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 147 | /**============================================================================ |
| 148 | @brief hdd_tx_timeout() - Function called by OS if there is any |
| 149 | timeout during transmission. Since HDD simply enqueues packet |
| 150 | and returns control to OS right away, this would never be invoked |
| 151 | |
| 152 | @param dev : [in] pointer to Libra network device |
| 153 | @return : None |
| 154 | ===========================================================================*/ |
| 155 | extern void hdd_tx_timeout(struct net_device *dev); |
| 156 | |
| 157 | /**============================================================================ |
| 158 | @brief hdd_stats() - Function registered with the Linux OS for |
| 159 | device TX/RX statistics |
| 160 | |
| 161 | @param dev : [in] pointer to Libra network device |
| 162 | |
| 163 | @return : pointer to net_device_stats structure |
| 164 | ===========================================================================*/ |
| 165 | extern struct net_device_stats* hdd_stats(struct net_device *dev); |
| 166 | |
| 167 | /**============================================================================ |
| 168 | @brief hdd_init_tx_rx() - Init function to initialize Tx/RX |
| 169 | modules in HDD |
| 170 | |
| 171 | @param pAdapter : [in] pointer to adapter context |
| 172 | @return : VOS_STATUS_E_FAILURE if any errors encountered |
| 173 | : VOS_STATUS_SUCCESS otherwise |
| 174 | ===========================================================================*/ |
| 175 | extern VOS_STATUS hdd_init_tx_rx( hdd_adapter_t *pAdapter ); |
| 176 | |
| 177 | /**============================================================================ |
| 178 | @brief hdd_deinit_tx_rx() - Deinit function to clean up Tx/RX |
| 179 | modules in HDD |
| 180 | |
| 181 | @param pAdapter : [in] pointer to adapter context |
| 182 | @return : VOS_STATUS_E_FAILURE if any errors encountered |
| 183 | : VOS_STATUS_SUCCESS otherwise |
| 184 | ===========================================================================*/ |
| 185 | extern VOS_STATUS hdd_deinit_tx_rx( hdd_adapter_t *pAdapter ); |
| 186 | |
| 187 | /**============================================================================ |
| 188 | @brief hdd_disconnect_tx_rx() - Disconnect function to clean up Tx/RX |
| 189 | modules in HDD |
| 190 | |
| 191 | @param pAdapter : [in] pointer to adapter context |
| 192 | @return : VOS_STATUS_E_FAILURE if any errors encountered |
| 193 | : VOS_STATUS_SUCCESS otherwise |
| 194 | ===========================================================================*/ |
| 195 | extern VOS_STATUS hdd_disconnect_tx_rx( hdd_adapter_t *pAdapter ); |
| 196 | |
| 197 | /**============================================================================ |
| 198 | @brief hdd_tx_complete_cbk() - Callback function invoked by TL |
| 199 | to indicate that a packet has been transmitted across the SDIO bus |
| 200 | succesfully. OS packet resources can be released after this cbk. |
| 201 | |
| 202 | @param vosContext : [in] pointer to VOS context |
| 203 | @param pVosPacket : [in] pointer to VOS packet (containing skb) |
| 204 | @param vosStatusIn : [in] status of the transmission |
| 205 | |
| 206 | @return : VOS_STATUS_E_FAILURE if any errors encountered |
| 207 | : VOS_STATUS_SUCCESS otherwise |
| 208 | ===========================================================================*/ |
| 209 | extern VOS_STATUS hdd_tx_complete_cbk( v_VOID_t *vosContext, |
| 210 | vos_pkt_t *pVosPacket, |
| 211 | VOS_STATUS vosStatusIn ); |
| 212 | |
| 213 | /**============================================================================ |
| 214 | @brief hdd_tx_fetch_packet_cbk() - Callback function invoked by TL to |
| 215 | fetch a packet for transmission. |
| 216 | |
| 217 | @param vosContext : [in] pointer to VOS context |
| 218 | @param staId : [in] Station for which TL is requesting a pkt |
| 219 | @param ucAC : [in] pointer to access category requested by TL |
| 220 | @param pVosPacket : [out] pointer to VOS packet packet pointer |
| 221 | @param pPktMetaInfo : [out] pointer to meta info for the pkt |
| 222 | |
| 223 | @return : VOS_STATUS_E_EMPTY if no packets to transmit |
| 224 | : VOS_STATUS_E_FAILURE if any errors encountered |
| 225 | : VOS_STATUS_SUCCESS otherwise |
| 226 | ===========================================================================*/ |
| 227 | extern VOS_STATUS hdd_tx_fetch_packet_cbk( v_VOID_t *vosContext, |
| 228 | v_U8_t *pStaId, |
| 229 | WLANTL_ACEnumType ucAC, |
| 230 | vos_pkt_t **ppVosPacket, |
| 231 | WLANTL_MetaInfoType *pPktMetaInfo ); |
| 232 | |
| 233 | /**============================================================================ |
| 234 | @brief hdd_tx_low_resource_cbk() - Callback function invoked in the |
| 235 | case where VOS packets are not available at the time of the call to get |
| 236 | packets. This callback function is invoked by VOS when packets are |
| 237 | available. |
| 238 | |
| 239 | @param pVosPacket : [in] pointer to VOS packet |
| 240 | @param userData : [in] opaque user data that was passed initially |
| 241 | |
| 242 | @return : VOS_STATUS_E_FAILURE if any errors encountered, |
| 243 | : VOS_STATUS_SUCCESS otherwise |
| 244 | =============================================================================*/ |
| 245 | extern VOS_STATUS hdd_tx_low_resource_cbk( vos_pkt_t *pVosPacket, |
| 246 | v_VOID_t *userData ); |
| 247 | |
| 248 | /**============================================================================ |
| 249 | @brief hdd_rx_packet_cbk() - Receive callback registered with TL. |
| 250 | TL will call this to notify the HDD when a packet was received |
| 251 | for a registered STA. |
| 252 | |
| 253 | @param vosContext : [in] pointer to VOS context |
| 254 | @param pVosPacket : [in] pointer to VOS packet (conatining sk_buff) |
| 255 | @param staId : [in] Station Id |
| 256 | @param pRxMetaInfo : [in] pointer to meta info for the received pkt(s) |
| 257 | |
| 258 | @return : VOS_STATUS_E_FAILURE if any errors encountered, |
| 259 | : VOS_STATUS_SUCCESS otherwise |
| 260 | ===========================================================================*/ |
| 261 | extern VOS_STATUS hdd_rx_packet_cbk( v_VOID_t *vosContext, |
| 262 | vos_pkt_t *pVosPacket, |
| 263 | v_U8_t staId, |
| 264 | WLANTL_RxMetaInfoType* pRxMetaInfo ); |
| 265 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 266 | |
| 267 | /**============================================================================ |
| 268 | @brief hdd_IsEAPOLPacket() - Checks the packet is EAPOL or not. |
| 269 | |
| 270 | @param pVosPacket : [in] pointer to vos packet |
| 271 | @return : VOS_TRUE if the packet is EAPOL |
| 272 | : VOS_FALSE otherwise |
| 273 | ===========================================================================*/ |
| 274 | extern v_BOOL_t hdd_IsEAPOLPacket( vos_pkt_t *pVosPacket ); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 275 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 276 | /**============================================================================ |
Nirav Shah | 4f765af | 2015-01-21 19:51:30 +0530 | [diff] [blame^] | 277 | @brief hdd_FindEapolSubType() - Find EAPOL SubType. |
| 278 | |
| 279 | @param pVosPacket : [in] pointer to vos packet |
| 280 | @return : EAPOL_SubType value |
| 281 | ===========================================================================*/ |
| 282 | extern EAPOL_SubType hdd_FindEapolSubType( vos_pkt_t *pVosPacket ); |
| 283 | |
| 284 | /**============================================================================ |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 285 | @brief hdd_mon_tx_mgmt_pkt() - Transmit MGMT packet received on monitor |
| 286 | interface. |
| 287 | |
Jeff Johnson | a8a1a48 | 2012-12-12 16:49:33 -0800 | [diff] [blame] | 288 | @param pAdapter: [in] SAP/P2P GO adapter. |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 289 | ===========================================================================*/ |
| 290 | void hdd_mon_tx_mgmt_pkt(hdd_adapter_t* pAdapter); |
| 291 | |
| 292 | /**============================================================================ |
| 293 | @brief hdd_mon_tx_work_queue() - workqueue handler for transmitting mgmt packets.. |
| 294 | |
| 295 | @param work: [in] workqueue structure. |
| 296 | ===========================================================================*/ |
| 297 | void hdd_mon_tx_work_queue(struct work_struct *work); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 298 | |
Shailender Karmuchi | a734f33 | 2013-04-19 14:02:48 -0700 | [diff] [blame] | 299 | /**============================================================================ |
| 300 | @brief hdd_Ibss_GetStaId() - Get the StationID using the Peer Mac address |
| 301 | @param pHddStaCtx : [in] pointer to HDD Station Context |
| 302 | pMacAddress [in] pointer to Peer Mac address |
| 303 | staID [out] pointer to Station Index |
| 304 | @return : VOS_STATUS_SUCCESS/VOS_STATUS_E_FAILURE |
| 305 | ===========================================================================*/ |
| 306 | VOS_STATUS hdd_Ibss_GetStaId(hdd_station_ctx_t *pHddStaCtx, |
| 307 | v_MACADDR_t *pMacAddress, v_U8_t *staId); |
| 308 | |
Sudhir Sattayappa Kohalli | 3762069 | 2013-08-05 14:02:26 -0700 | [diff] [blame] | 309 | /**============================================================================ |
| 310 | @brief hdd_tx_rx_pkt_cnt_stat_timer_handler() - |
| 311 | Timer handler to check enable/disable split scan |
| 312 | @param pHddStaCtx : Hdd adapter |
| 313 | @return : VOS_STATUS_SUCCESS/VOS_STATUS_E_FAILURE |
| 314 | ===========================================================================*/ |
| 315 | void hdd_tx_rx_pkt_cnt_stat_timer_handler( void *pAdapter); |
| 316 | |
Ravi Joshi | f9520d6 | 2013-10-18 04:11:46 -0700 | [diff] [blame] | 317 | /**============================================================================ |
| 318 | @brief hdd_flush_ibss_tx_queues() - |
| 319 | Flush tx queues in IBSS mode |
Ravi Joshi | 4191463 | 2013-10-21 23:02:21 -0700 | [diff] [blame] | 320 | @param pAdapter: Hdd adapter |
| 321 | @param STAId: Sta index |
Ravi Joshi | f9520d6 | 2013-10-18 04:11:46 -0700 | [diff] [blame] | 322 | @return : VOS_STATUS_SUCCESS/VOS_STATUS_E_FAILURE |
| 323 | ===========================================================================*/ |
| 324 | void hdd_flush_ibss_tx_queues( hdd_adapter_t *pAdapter, v_U8_t STAId); |
| 325 | |
Kiet Lam | f040f47 | 2013-11-20 21:15:23 +0530 | [diff] [blame] | 326 | /**========================================================================= |
| 327 | @brief hdd_wmm_acquire_access_required()- |
| 328 | Determine whether wmm ac acquire access is required |
| 329 | @param pAdapter : pointer to Adapter context |
| 330 | @param acType : AC |
| 331 | @return : void |
| 332 | ========================================================================*/ |
| 333 | void hdd_wmm_acquire_access_required(hdd_adapter_t *pAdapter, |
| 334 | WLANTL_ACEnumType acType); |
Dino Mycle | d9b7cc1 | 2014-09-04 18:43:07 +0530 | [diff] [blame] | 335 | |
| 336 | /**========================================================================= |
| 337 | @brief hdd_dump_dhcp_pkt()- For printing DHCP logs |
| 338 | @param skb : pointer to skb |
| 339 | @param path : path direction |
| 340 | @return : void |
| 341 | ========================================================================*/ |
| 342 | void hdd_dump_dhcp_pkt(struct sk_buff *skb, int path); |
| 343 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 344 | #endif // end #if !defined( WLAN_HDD_TX_RX_H ) |