Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright (c) 2014-2015 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. |
| 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 | #ifndef EPPING_INTERNAL_H |
| 29 | #define EPPING_INTERNAL_H |
| 30 | /**=========================================================================== |
| 31 | |
| 32 | \file epping_internal.h |
| 33 | |
| 34 | \brief Linux epping internal head file |
| 35 | |
| 36 | ==========================================================================*/ |
| 37 | |
| 38 | /*--------------------------------------------------------------------------- |
| 39 | Include files |
| 40 | -------------------------------------------------------------------------*/ |
| 41 | |
| 42 | #include <linux/netdevice.h> |
| 43 | #include <linux/skbuff.h> |
| 44 | #include <linux/spinlock.h> |
| 45 | #include <linux/kthread.h> |
| 46 | #include <linux/semaphore.h> |
| 47 | #if defined(WLAN_OPEN_SOURCE) && defined(CONFIG_HAS_WAKELOCK) |
| 48 | #include <linux/wakelock.h> |
| 49 | #endif |
| 50 | #include "htc_api.h" |
| 51 | #include "htc_packet.h" |
| 52 | #include "epping_test.h" |
| 53 | #include <cdf_atomic.h> |
| 54 | #include <sir_mac_prot_def.h> |
| 55 | #include <sir_debug.h> |
| 56 | |
| 57 | #define EPPING_LOG_MASK (1<<EPPING_CMD_CAPTURE_RECV_CNT) |
| 58 | #define EPPING_STATS_LOG_COUNT 50000 |
| 59 | #define EPPING_KTID_KILL_WAIT_TIME_MS 50 |
| 60 | |
| 61 | #define EPPING_FRAG_PER_MSDU 1 |
| 62 | #ifndef EPPING_TXBUF |
| 63 | #define EPPING_TXBUF (512/EPPING_FRAG_PER_MSDU) |
| 64 | #endif |
| 65 | |
| 66 | /*--------------------------------------------------------------------------- |
| 67 | Preprocessor definitions and constants |
| 68 | -------------------------------------------------------------------------*/ |
| 69 | #define EPPING_MAX_ADAPTERS 1 |
| 70 | |
| 71 | #define EPPING_LOG(level, args ...) CDF_TRACE( CDF_MODULE_ID_HDD, level, ## args) |
| 72 | |
| 73 | struct epping_cookie { |
| 74 | HTC_PACKET HtcPkt; /* HTC packet wrapper */ |
| 75 | struct epping_cookie *next; |
| 76 | }; |
| 77 | |
| 78 | typedef enum { |
| 79 | EPPING_CTX_STATE_INITIAL = 0, |
| 80 | EPPING_CTX_STATE_HIF_INIT, |
| 81 | EPPING_CTX_STATE_STARTUP, |
| 82 | EPPING_CTX_STATE_STARTED, |
| 83 | EPPING_CTX_STATE_STOP |
| 84 | } epping_ctx_state_t; |
| 85 | |
| 86 | #define EPPING_MAX_NUM_EPIDS 4 |
| 87 | #define MAX_COOKIE_SLOTS_NUM 4 |
| 88 | #define MAX_COOKIE_SLOT_SIZE 512 |
| 89 | #define MAX_TX_PKT_DUP_NUM 4 |
| 90 | |
| 91 | #ifdef HIF_PCI |
| 92 | #define WLAN_EPPING_DELAY_TIMEOUT_US 10 |
| 93 | #define EPPING_MAX_CE_NUMS 8 |
| 94 | #define EPPING_MAX_WATER_MARK 8 |
| 95 | typedef struct { |
| 96 | struct task_struct *pid; |
| 97 | void *arg; |
| 98 | bool done; |
| 99 | cdf_nbuf_t skb; |
| 100 | HTC_ENDPOINT_ID eid; |
| 101 | struct semaphore sem; |
| 102 | bool inited; |
| 103 | cdf_atomic_t atm; |
| 104 | } epping_poll_t; |
| 105 | #endif |
| 106 | |
| 107 | typedef struct epping_context_s { |
| 108 | int32_t con_mode; |
| 109 | char *pwlan_module_name; |
| 110 | uint32_t target_type; |
| 111 | void *p_cds_context; /* CDS context */ |
| 112 | struct device *parent_dev; /* Pointer to the parent device */ |
| 113 | epping_ctx_state_t e_ctx_state; |
| 114 | int wow_nack; |
| 115 | void *epping_adapter; |
| 116 | HTC_HANDLE HTCHandle; |
| 117 | HTC_ENDPOINT_ID EppingEndpoint[EPPING_MAX_NUM_EPIDS]; |
| 118 | unsigned int kperf_num_rx_recv[EPPING_MAX_NUM_EPIDS]; |
| 119 | unsigned int kperf_num_tx_acks[EPPING_MAX_NUM_EPIDS]; |
| 120 | unsigned int total_rx_recv; |
| 121 | unsigned int total_tx_acks; |
| 122 | #ifdef HIF_PCI |
| 123 | epping_poll_t epping_poll[EPPING_MAX_NUM_EPIDS]; |
| 124 | #endif |
| 125 | struct epping_cookie *cookie_list; |
| 126 | int cookie_count; |
| 127 | struct epping_cookie *s_cookie_mem[MAX_COOKIE_SLOTS_NUM]; |
| 128 | cdf_spinlock_t cookie_lock; |
| 129 | } epping_context_t; |
| 130 | |
| 131 | typedef enum { |
| 132 | EPPING_TX_TIMER_STOPPED, |
| 133 | EPPING_TX_TIMER_RUNNING |
| 134 | } epping_tx_timer_state_t; |
| 135 | |
| 136 | typedef struct epping_adapter_s { |
| 137 | epping_context_t *pEpping_ctx; |
| 138 | tCDF_CON_MODE device_mode; |
| 139 | /** Handle to the network device */ |
| 140 | struct net_device *dev; |
| 141 | struct cdf_mac_addr macAddressCurrent; |
| 142 | uint8_t sessionId; |
| 143 | /* for mboxping */ |
| 144 | cdf_spinlock_t data_lock; |
| 145 | cdf_nbuf_queue_t nodrop_queue; |
| 146 | cdf_softirq_timer_t epping_timer; |
| 147 | epping_tx_timer_state_t epping_timer_state; |
| 148 | bool registered; |
| 149 | bool started; |
| 150 | struct net_device_stats stats; |
| 151 | } epping_adapter_t; |
| 152 | |
| 153 | /* epping_helper signatures */ |
| 154 | int epping_cookie_init(epping_context_t *pEpping_ctx); |
| 155 | void epping_cookie_cleanup(epping_context_t *pEpping_ctx); |
| 156 | void epping_free_cookie(epping_context_t *pEpping_ctx, |
| 157 | struct epping_cookie *cookie); |
| 158 | struct epping_cookie *epping_alloc_cookie(epping_context_t *pEpping_ctx); |
| 159 | void epping_get_dummy_mac_addr(tSirMacAddr macAddr); |
| 160 | void epping_hex_dump(void *data, int buf_len, const char *str); |
| 161 | void *epping_get_cdf_ctx(void); |
| 162 | void epping_log_packet(epping_adapter_t *pAdapter, |
| 163 | EPPING_HEADER *eppingHdr, int ret, const char *str); |
| 164 | void epping_log_stats(epping_adapter_t *pAdapter, const char *str); |
| 165 | void epping_set_kperf_flag(epping_adapter_t *pAdapter, |
| 166 | HTC_ENDPOINT_ID eid, A_UINT8 kperf_flag); |
| 167 | |
| 168 | /* epping_tx signatures */ |
| 169 | void epping_tx_timer_expire(epping_adapter_t *pAdapter); |
| 170 | void epping_tx_complete_multiple(void *ctx, HTC_PACKET_QUEUE *pPacketQueue); |
| 171 | int epping_tx_send(cdf_nbuf_t skb, epping_adapter_t *pAdapter); |
| 172 | |
| 173 | #ifdef HIF_SDIO |
| 174 | HTC_SEND_FULL_ACTION epping_tx_queue_full(void *Context, HTC_PACKET *pPacket); |
| 175 | #endif |
| 176 | /* epping_rx signatures */ |
| 177 | void epping_rx(void *Context, HTC_PACKET *pPacket); |
| 178 | |
| 179 | #ifdef HIF_SDIO |
| 180 | void epping_refill(void *ctx, HTC_ENDPOINT_ID Endpoint); |
| 181 | #endif |
| 182 | |
| 183 | /* epping_txrx signatures */ |
| 184 | epping_adapter_t *epping_add_adapter(epping_context_t *pEpping_ctx, |
| 185 | tSirMacAddr macAddr, |
| 186 | tCDF_CON_MODE device_mode); |
| 187 | void epping_destroy_adapter(epping_adapter_t *pAdapter); |
| 188 | int epping_connect_service(epping_context_t *pEpping_ctx); |
| 189 | #ifdef HIF_PCI |
| 190 | void epping_register_tx_copier(HTC_ENDPOINT_ID eid, |
| 191 | epping_context_t *pEpping_ctx); |
| 192 | void epping_unregister_tx_copier(HTC_ENDPOINT_ID eid, |
| 193 | epping_context_t *pEpping_ctx); |
| 194 | void epping_tx_copier_schedule(epping_context_t *pEpping_ctx, |
| 195 | HTC_ENDPOINT_ID eid, cdf_nbuf_t skb); |
| 196 | #endif /* HIF_PCI */ |
| 197 | #endif /* end #ifndef EPPING_INTERNAL_H */ |