| /* |
| ************************************************************************** |
| * Copyright (c) 2017, The Linux Foundation. All rights reserved. |
| * Permission to use, copy, modify, and/or distribute this software for |
| * any purpose with or without fee is hereby granted, provided that the |
| * above copyright notice and this permission notice appear in all copies. |
| * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
| * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
| * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
| * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
| * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
| * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT |
| * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
| ************************************************************************** |
| */ |
| |
| #include "nss_tx_rx_common.h" |
| |
| #define NSS_WIFILI_TX_TIMEOUT 1000 /* Millisecond to jiffies*/ |
| |
| /* |
| * nss_wifili_pvt |
| * Private data structure |
| */ |
| static struct nss_wifili_pvt { |
| struct semaphore sem; |
| struct completion complete; |
| int response; |
| void *cb; |
| void *app_data; |
| } wifili_pvt; |
| |
| /* |
| * nss_wifili_stats_sync() |
| * Handle the syncing of WIFI stats. |
| */ |
| static void nss_wifili_stats_sync(struct nss_ctx_instance *nss_ctx, |
| struct nss_wifili_stats_sync_msg *wlsoc_stats, uint16_t interface) |
| { |
| struct nss_top_instance *nss_top = nss_ctx->nss_top; |
| struct nss_wifili_stats *stats = &nss_top->stats_wifili; |
| struct nss_wifili_device_stats *devstats = &wlsoc_stats->stats; |
| uint32_t index; |
| |
| spin_lock_bh(&nss_top->stats_lock); |
| |
| for (index = 0; index < NSS_WIFILI_MAX_PDEV_NUM_MSG; index++) { |
| /* |
| * Rx stats |
| */ |
| stats->stats_txrx[index][NSS_STATS_WIFILI_RX_MSDU_ERROR] += |
| devstats->rx_data_stats[index].rx_msdu_err; |
| stats->stats_txrx[index][NSS_STATS_WIFILI_RX_INV_PEER_RCV] += |
| (devstats->rx_data_stats[index].rx_inv_peer + |
| devstats->rx_data_stats[index].rx_scatter_inv_peer); |
| stats->stats_txrx[index][NSS_STATS_WIFILI_RX_WDS_SRCPORT_EXCEPTION] += |
| devstats->rx_data_stats[index].rx_wds_learn_send; |
| stats->stats_txrx[index][NSS_STATS_WIFILI_RX_WDS_SRCPORT_EXCEPTION_FAIL] += |
| devstats->rx_data_stats[index].rx_wds_learn_send_fail; |
| stats->stats_txrx[index][NSS_STATS_WIFILI_RX_DELIVERD] += |
| devstats->rx_data_stats[index].rx_deliver_cnt; |
| stats->stats_txrx[index][NSS_STATS_WIFILI_RX_DELIVER_DROPPED] += |
| devstats->rx_data_stats[index].rx_deliver_cnt_fail; |
| stats->stats_txrx[index][NSS_STATS_WIFILI_RX_INTRA_BSS_UCAST] += |
| devstats->rx_data_stats[index].rx_intra_bss_ucast_send; |
| stats->stats_txrx[index][NSS_STATS_WIFILI_RX_INTRA_BSS_UCAST_FAIL] += |
| devstats->rx_data_stats[index].rx_intra_bss_ucast_send_fail; |
| stats->stats_txrx[index][NSS_STATS_WIFILI_RX_INTRA_BSS_MCAST] += |
| devstats->rx_data_stats[index].rx_intra_bss_mcast_send; |
| stats->stats_txrx[index][NSS_STATS_WIFILI_RX_INTRA_BSS_MCAST_FAIL] += |
| devstats->rx_data_stats[index].rx_intra_bss_mcast_send_fail; |
| stats->stats_txrx[index][NSS_STATS_WIFILI_RX_SG_RCV_SEND] += |
| devstats->rx_data_stats[index].rx_sg_recv_send; |
| stats->stats_txrx[index][NSS_STATS_WIFILI_RX_SG_RCV_FAIL] += |
| devstats->rx_data_stats[index].rx_sg_recv_fail; |
| stats->stats_txrx[index][NSS_STATS_WIFILI_RX_MCAST_ECHO] += |
| devstats->rx_data_stats[index].rx_me_pkts; |
| |
| /* |
| * Tx stats |
| */ |
| stats->stats_txrx[index][NSS_STATS_WIFILI_TX_ENQUEUE] += |
| devstats->tx_data_stats[index].tx_enqueue_cnt; |
| stats->stats_txrx[index][NSS_STATS_WIFILI_TX_ENQUEUE_DROP] += |
| devstats->tx_data_stats[index].tx_enqueue_dropped; |
| stats->stats_txrx[index][NSS_STATS_WIFILI_TX_DEQUEUE] += |
| devstats->tx_data_stats[index].tx_dequeue_cnt; |
| stats->stats_txrx[index][NSS_STATS_WIFILI_TX_HW_ENQUEUE_FAIL] += |
| devstats->tx_data_stats[index].tx_send_fail_cnt; |
| stats->stats_txrx[index][NSS_STATS_WIFILI_TX_SENT_COUNT] += |
| devstats->tx_data_stats[index].tx_processed_pkt; |
| } |
| |
| /* |
| * update the tcl ring stats |
| */ |
| for (index = 0; index < NSS_WIFILI_MAX_TCL_DATA_RINGS_MSG; index++) { |
| stats->stats_tcl_ring[index][NSS_STATS_WIFILI_TCL_NO_HW_DESC] += |
| devstats->tcl_stats[index].tcl_no_hw_desc; |
| stats->stats_tcl_ring[index][NSS_STATS_WIFILI_TCL_RING_FULL] += |
| devstats->tcl_stats[index].tcl_ring_full; |
| stats->stats_tcl_ring[index][NSS_STATS_WIFILI_TCL_RING_SENT] += |
| devstats->tcl_stats[index].tcl_ring_sent; |
| } |
| |
| /* |
| * update the tcl comp stats |
| */ |
| for (index = 0; index < NSS_WIFILI_MAX_TCL_DATA_RINGS_MSG; index++) { |
| stats->stats_tx_comp[index][NSS_STATS_WIFILI_TX_DESC_FREE_INV_BUFSRC] += |
| devstats->txcomp_stats[index].invalid_bufsrc; |
| stats->stats_tx_comp[index][NSS_STATS_WIFILI_TX_DESC_FREE_INV_COOKIE] += |
| devstats->txcomp_stats[index].invalid_cookie; |
| stats->stats_tx_comp[index][NSS_STATS_WIFILI_TX_DESC_FREE_HW_RING_EMPTY] += |
| devstats->txcomp_stats[index].hw_ring_empty; |
| stats->stats_tx_comp[index][NSS_STATS_WIFILI_TX_DESC_FREE_REAPED] += |
| devstats->txcomp_stats[index].ring_reaped; |
| } |
| |
| /* |
| * update reo ring stats |
| */ |
| for (index = 0; index < NSS_WIFILI_MAX_REO_DATA_RINGS_MSG; index++) { |
| stats->stats_reo[index][NSS_STATS_WIFILI_REO_ERROR] += |
| devstats->rxreo_stats[index].ring_error; |
| stats->stats_reo[index][NSS_STATS_WIFILI_REO_REAPED] += |
| devstats->rxreo_stats[index].ring_reaped; |
| stats->stats_reo[index][NSS_STATS_WIFILI_REO_INV_COOKIE] += |
| devstats->rxreo_stats[index].invalid_cookie; |
| } |
| |
| /* |
| * update tx sw pool |
| */ |
| for (index = 0; index < NSS_WIFILI_MAX_TXDESC_POOLS_MSG; index++) { |
| stats->stats_tx_desc[index][NSS_STATS_WIFILI_TX_DESC_IN_USE] = |
| devstats->tx_sw_pool_stats[index].desc_alloc; |
| stats->stats_tx_desc[index][NSS_STATS_WIFILI_TX_DESC_ALLOC_FAIL] += |
| devstats->tx_sw_pool_stats[index].desc_alloc_fail; |
| stats->stats_tx_desc[index][NSS_STATS_WIFILI_TX_DESC_ALREADY_ALLOCATED] += |
| devstats->tx_sw_pool_stats[index].desc_already_allocated; |
| stats->stats_tx_desc[index][NSS_STATS_WIFILI_TX_DESC_INVALID_FREE] += |
| devstats->tx_sw_pool_stats[index].desc_invalid_free; |
| stats->stats_tx_desc[index][NSS_STATS_WIFILI_TX_DESC_FREE_SRC_FW] += |
| devstats->tx_sw_pool_stats[index].tx_rel_src_fw; |
| stats->stats_tx_desc[index][NSS_STATS_WIFILI_TX_DESC_FREE_COMPLETION] += |
| devstats->tx_sw_pool_stats[index].tx_rel_tx_desc; |
| stats->stats_tx_desc[index][NSS_STATS_WIFILI_TX_DESC_NO_PB] += |
| devstats->tx_sw_pool_stats[index].tx_rel_no_pb; |
| } |
| |
| /* |
| * update ext tx desc pool stats |
| */ |
| for (index = 0; index < NSS_WIFILI_MAX_TX_EXT_DESC_POOLS_MSG; index++) { |
| stats->stats_ext_tx_desc[index][NSS_STATS_WIFILI_EXT_TX_DESC_IN_USE] = |
| devstats->tx_ext_sw_pool_stats[index].desc_alloc; |
| stats->stats_ext_tx_desc[index][NSS_STATS_WIFILI_EXT_TX_DESC_ALLOC_FAIL] += |
| devstats->tx_ext_sw_pool_stats[index].desc_alloc_fail; |
| stats->stats_ext_tx_desc[index][NSS_STATS_WIFILI_EXT_TX_DESC_ALREADY_ALLOCATED] += |
| devstats->tx_ext_sw_pool_stats[index].desc_already_allocated; |
| stats->stats_ext_tx_desc[index][NSS_STATS_WIFILI_EXT_TX_DESC_INVALID_FREE] += |
| devstats->tx_ext_sw_pool_stats[index].desc_invalid_free; |
| } |
| |
| /* |
| * update rx desc pool stats |
| */ |
| for (index = 0; index < NSS_WIFILI_MAX_PDEV_NUM_MSG; index++) { |
| stats->stats_rx_desc[index][NSS_STATS_WIFILI_RX_DESC_NO_PB] += |
| devstats->rx_sw_pool_stats[index].rx_no_pb; |
| stats->stats_rx_desc[index][NSS_STATS_WIFILI_RX_DESC_ALLOC_FAIL] += |
| devstats->rx_sw_pool_stats[index].desc_alloc_fail; |
| stats->stats_rx_desc[index][NSS_STATS_WIFILI_RX_DESC_IN_USE] = |
| devstats->rx_sw_pool_stats[index].desc_alloc; |
| } |
| |
| /* |
| * update rx dma ring stats |
| */ |
| for (index = 0; index < NSS_WIFILI_MAX_PDEV_NUM_MSG; index++) { |
| stats->stats_rxdma[index][NSS_STATS_WIFILI_RXDMA_DESC_UNAVAILABLE] += |
| devstats->rxdma_stats[index].rx_hw_desc_unavailable; |
| } |
| |
| /* |
| * update wbm ring stats |
| */ |
| stats->stats_wbm[NSS_STATS_WIFILI_WBM_SRC_DMA] += devstats->rxwbm_stats.err_src_rxdma; |
| stats->stats_wbm[NSS_STATS_WIFILI_WBM_SRC_DMA_CODE_INV] += devstats->rxwbm_stats.err_src_rxdma_code_inv; |
| stats->stats_wbm[NSS_STATS_WIFILI_WBM_SRC_REO] += devstats->rxwbm_stats.err_src_reo; |
| stats->stats_wbm[NSS_STATS_WIFILI_WBM_SRC_REO_CODE_NULLQ] += devstats->rxwbm_stats.err_src_reo_code_nullq; |
| stats->stats_wbm[NSS_STATS_WIFILI_WBM_SRC_REO_CODE_INV] += devstats->rxwbm_stats.err_src_reo_code_inv; |
| stats->stats_wbm[NSS_STATS_WIFILI_WBM_SRC_INV] += devstats->rxwbm_stats.err_src_invalid; |
| spin_unlock_bh(&nss_top->stats_lock); |
| return; |
| } |
| |
| /* |
| * nss_wifili_handler() |
| * Handle NSS -> HLOS messages for wifi |
| */ |
| static void nss_wifili_handler(struct nss_ctx_instance *nss_ctx, struct nss_cmn_msg *ncm, __attribute__((unused))void *app_data) |
| { |
| struct nss_wifili_msg *ntm = (struct nss_wifili_msg *)ncm; |
| void *ctx; |
| nss_wifili_msg_callback_t cb; |
| |
| nss_info("%p: NSS->HLOS message for wifili\n", nss_ctx); |
| |
| /* |
| * The interface number shall be wifili soc interface or wifili radio interface |
| */ |
| BUG_ON((nss_is_dynamic_interface(ncm->interface)) || ncm->interface != NSS_WIFILI_INTERFACE); |
| |
| /* |
| * Is this a valid request/response packet? |
| */ |
| if (ncm->type >= NSS_WIFILI_MAX_MSG) { |
| nss_warning("%p: Received invalid message %d for wifili interface", nss_ctx, ncm->type); |
| return; |
| } |
| |
| if (nss_cmn_get_msg_len(ncm) > sizeof(struct nss_wifili_msg)) { |
| nss_warning("%p: Length of message is greater than required: %d", nss_ctx, nss_cmn_get_msg_len(ncm)); |
| return; |
| } |
| |
| /* |
| * Snoop messages for local driver and handle |
| */ |
| switch (ntm->cm.type) { |
| case NSS_WIFILI_STATS_MSG: |
| nss_wifili_stats_sync(nss_ctx, &ntm->msg.wlsoc_stats, ncm->interface); |
| break; |
| } |
| |
| /* |
| * Update the callback and app_data for notify messages, wifili sends all notify messages |
| * to the same callback/app_data. |
| */ |
| if (ncm->response == NSS_CMM_RESPONSE_NOTIFY) { |
| ncm->cb = (nss_ptr_t)nss_ctx->nss_top->wifili_msg_callback; |
| } |
| |
| /* |
| * Log failures |
| */ |
| nss_core_log_msg_failures(nss_ctx, ncm); |
| |
| /* |
| * Do we have a call back |
| */ |
| if (!ncm->cb) { |
| nss_info("%p: cb null for wifili interface %d", nss_ctx, ncm->interface); |
| return; |
| } |
| |
| /* |
| * Get callback & context |
| */ |
| cb = (nss_wifili_msg_callback_t)ncm->cb; |
| ctx = nss_ctx->subsys_dp_register[ncm->interface].ndev; |
| |
| /* |
| * call wifili msg callback |
| */ |
| if (!ctx) { |
| nss_warning("%p: Event received for wifili interface %d before registration", nss_ctx, ncm->interface); |
| return; |
| } |
| |
| cb(ctx, ntm); |
| } |
| |
| /* |
| * nss_wifili_callback() |
| * Callback to handle the completion of NSS->HLOS messages. |
| */ |
| static void nss_wifili_callback(void *app_data, struct nss_wifili_msg *nvm) |
| { |
| nss_wifili_msg_callback_t callback = (nss_wifili_msg_callback_t)wifili_pvt.cb; |
| void *data = wifili_pvt.app_data; |
| |
| wifili_pvt.response = NSS_TX_SUCCESS; |
| wifili_pvt.cb = NULL; |
| wifili_pvt.app_data = NULL; |
| |
| if (nvm->cm.response != NSS_CMN_RESPONSE_ACK) { |
| nss_warning("wifili error response %d\n", nvm->cm.response); |
| wifili_pvt.response = nvm->cm.response; |
| } |
| |
| if (callback) { |
| callback(data, nvm); |
| } |
| complete(&wifili_pvt.complete); |
| } |
| |
| /* |
| * nss_wifili_tx_msg |
| * Transmit a wifili message to NSS FW |
| * |
| * NOTE: The caller is expected to handle synchronous wait for message |
| * response if needed. |
| */ |
| nss_tx_status_t nss_wifili_tx_msg(struct nss_ctx_instance *nss_ctx, struct nss_wifili_msg *msg) |
| { |
| struct nss_wifili_msg *nm; |
| struct nss_cmn_msg *ncm = &msg->cm; |
| struct sk_buff *nbuf; |
| int32_t status; |
| |
| NSS_VERIFY_CTX_MAGIC(nss_ctx); |
| |
| if (unlikely(nss_ctx->state != NSS_CORE_STATE_INITIALIZED)) { |
| nss_warning("%p: wifili message dropped as core not ready", nss_ctx); |
| return NSS_TX_FAILURE_NOT_READY; |
| } |
| |
| if (ncm->type >= NSS_WIFILI_MAX_MSG) { |
| nss_warning("%p: wifili message type out of range: %d", nss_ctx, ncm->type); |
| return NSS_TX_FAILURE; |
| } |
| |
| if (nss_cmn_get_msg_len(ncm) > sizeof(struct nss_wifili_msg)) { |
| nss_warning("%p: wifili message length is invalid: %d", nss_ctx, nss_cmn_get_msg_len(ncm)); |
| return NSS_TX_FAILURE; |
| } |
| |
| /* |
| * The interface number shall be wifili soc interface or wifili radio interface |
| */ |
| if (ncm->interface != NSS_WIFILI_INTERFACE) { |
| nss_warning("%p: tx request for interface that is not a wifili: %d", nss_ctx, ncm->interface); |
| return NSS_TX_FAILURE; |
| } |
| |
| nbuf = dev_alloc_skb(NSS_NBUF_PAYLOAD_SIZE); |
| if (unlikely(!nbuf)) { |
| spin_lock_bh(&nss_ctx->nss_top->stats_lock); |
| NSS_PKT_STATS_INCREMENT(nss_ctx, &nss_ctx->nss_top->stats_drv[NSS_STATS_DRV_NBUF_ALLOC_FAILS]); |
| spin_unlock_bh(&nss_ctx->nss_top->stats_lock); |
| nss_warning("%p: wifili message failed as command allocation failed", nss_ctx); |
| return NSS_TX_FAILURE; |
| } |
| |
| /* |
| * Copy the message to our skb |
| */ |
| nm = (struct nss_wifili_msg *)skb_put(nbuf, sizeof(struct nss_wifili_msg)); |
| memcpy(nm, msg, sizeof(struct nss_wifili_msg)); |
| |
| status = nss_core_send_buffer(nss_ctx, 0, nbuf, NSS_IF_CMD_QUEUE, H2N_BUFFER_CTRL, 0); |
| if (status != NSS_CORE_STATUS_SUCCESS) { |
| dev_kfree_skb_any(nbuf); |
| nss_warning("%p: Unable to enqueue 'wifili message'", nss_ctx); |
| return NSS_TX_FAILURE; |
| } |
| |
| nss_hal_send_interrupt(nss_ctx, NSS_H2N_INTR_DATA_COMMAND_QUEUE); |
| |
| NSS_PKT_STATS_INCREMENT(nss_ctx, &nss_ctx->nss_top->stats_drv[NSS_STATS_DRV_TX_CMD_REQ]); |
| |
| return NSS_TX_SUCCESS; |
| } |
| EXPORT_SYMBOL(nss_wifili_tx_msg); |
| |
| /* |
| * nss_wifili_tx_msg_sync() |
| * Transmit a wifili message to NSS firmware synchronously. |
| */ |
| nss_tx_status_t nss_wifili_tx_msg_sync(struct nss_ctx_instance *nss_ctx, struct nss_wifili_msg *nvm) |
| { |
| nss_tx_status_t status; |
| int ret = 0; |
| |
| down(&wifili_pvt.sem); |
| wifili_pvt.cb = (void *)nvm->cm.cb; |
| wifili_pvt.app_data = (void *)nvm->cm.app_data; |
| |
| nvm->cm.cb = (nss_ptr_t)nss_wifili_callback; |
| nvm->cm.app_data = (nss_ptr_t)NULL; |
| |
| status = nss_wifili_tx_msg(nss_ctx, nvm); |
| if (status != NSS_TX_SUCCESS) { |
| nss_warning("%p: wifili_tx_msg failed\n", nss_ctx); |
| up(&wifili_pvt.sem); |
| return status; |
| } |
| |
| ret = wait_for_completion_timeout(&wifili_pvt.complete, msecs_to_jiffies(NSS_WIFILI_TX_TIMEOUT)); |
| if (!ret) { |
| nss_warning("%p: wifili msg tx failed due to timeout\n", nss_ctx); |
| wifili_pvt.response = NSS_TX_FAILURE; |
| } |
| |
| status = wifili_pvt.response; |
| up(&wifili_pvt.sem); |
| return status; |
| } |
| EXPORT_SYMBOL(nss_wifili_tx_msg_sync); |
| |
| /* |
| * nss_wifili_get_context() |
| */ |
| struct nss_ctx_instance *nss_wifili_get_context(void) |
| { |
| return (struct nss_ctx_instance *)&nss_top_main.nss[nss_top_main.wifi_handler_id]; |
| } |
| EXPORT_SYMBOL(nss_wifili_get_context); |
| |
| /* |
| * nss_wifili_msg_init() |
| * Initialize nss_wifili_msg. |
| */ |
| void nss_wifili_msg_init(struct nss_wifili_msg *ncm, uint16_t if_num, uint32_t type, uint32_t len, void *cb, void *app_data) |
| { |
| nss_cmn_msg_init(&ncm->cm, if_num, type, len, cb, app_data); |
| } |
| EXPORT_SYMBOL(nss_wifili_msg_init); |
| |
| /* |
| **************************************** |
| * Register/Unregister/Miscellaneous APIs |
| **************************************** |
| */ |
| |
| /* |
| * nss_register_wifili_if() |
| * Register wifili with nss driver |
| */ |
| struct nss_ctx_instance *nss_register_wifili_if(uint32_t if_num, nss_wifili_callback_t wifili_callback, |
| nss_wifili_callback_t wifili_ext_callback, |
| nss_wifili_msg_callback_t event_callback, struct net_device *netdev, uint32_t features) |
| { |
| struct nss_ctx_instance *nss_ctx = (struct nss_ctx_instance *)&nss_top_main.nss[nss_top_main.wifi_handler_id]; |
| |
| /* |
| * The interface number shall be wifili soc interface |
| */ |
| nss_assert(if_num == NSS_WIFILI_INTERFACE); |
| |
| nss_info("nss_register_wifili_if if_num %d wifictx %p", if_num, netdev); |
| |
| nss_core_register_subsys_dp(nss_ctx, if_num, wifili_callback, wifili_ext_callback, NULL, netdev, features); |
| |
| nss_top_main.wifili_msg_callback = event_callback; |
| nss_core_register_handler(nss_ctx, if_num, nss_wifili_handler, NULL); |
| |
| return (struct nss_ctx_instance *)&nss_top_main.nss[nss_top_main.wifi_handler_id]; |
| } |
| EXPORT_SYMBOL(nss_register_wifili_if); |
| |
| /* |
| * nss_unregister_wifili_if() |
| * Unregister wifili with nss driver |
| */ |
| void nss_unregister_wifili_if(uint32_t if_num) |
| { |
| struct nss_ctx_instance *nss_ctx = (struct nss_ctx_instance *)&nss_top_main.nss[nss_top_main.wifi_handler_id]; |
| |
| /* |
| * The interface number shall be wifili soc interface |
| */ |
| nss_assert(if_num == NSS_WIFILI_INTERFACE); |
| |
| nss_core_unregister_subsys_dp(nss_ctx, if_num); |
| } |
| EXPORT_SYMBOL(nss_unregister_wifili_if); |
| |
| /* |
| * nss_register_wifili_radio_if() |
| * Register wifili radio with nss driver |
| */ |
| struct nss_ctx_instance *nss_register_wifili_radio_if(uint32_t if_num, nss_wifili_callback_t wifili_callback, |
| nss_wifili_callback_t wifili_ext_callback, |
| nss_wifili_msg_callback_t event_callback, struct net_device *netdev, uint32_t features) |
| { |
| struct nss_ctx_instance *nss_ctx = (struct nss_ctx_instance *)&nss_top_main.nss[nss_top_main.wifi_handler_id]; |
| |
| /* |
| * The interface number shall be wifili radio dynamic interface |
| */ |
| nss_assert(nss_is_dynamic_interface(if_num)); |
| nss_info("nss_register_wifili_if if_num %d wifictx %p", if_num, netdev); |
| |
| nss_core_register_subsys_dp(nss_ctx, if_num, wifili_callback, wifili_ext_callback, NULL, netdev, features); |
| |
| return (struct nss_ctx_instance *)&nss_top_main.nss[nss_top_main.wifi_handler_id]; |
| } |
| EXPORT_SYMBOL(nss_register_wifili_radio_if); |
| |
| /* |
| * nss_unregister_wifili_radio_if() |
| * Unregister wifili radio with nss driver |
| */ |
| void nss_unregister_wifili_radio_if(uint32_t if_num) |
| { |
| struct nss_ctx_instance *nss_ctx = (struct nss_ctx_instance *)&nss_top_main.nss[nss_top_main.wifi_handler_id]; |
| |
| /* |
| * The interface number shall be wifili radio dynamic interface |
| */ |
| nss_assert(nss_is_dynamic_interface(if_num)); |
| |
| nss_core_unregister_subsys_dp(nss_ctx, if_num); |
| } |
| EXPORT_SYMBOL(nss_unregister_wifili_radio_if); |
| |
| /* |
| * nss_wifili_register_handler() |
| * Register handle for notfication messages received on wifi interface |
| */ |
| void nss_wifili_register_handler(void) |
| { |
| struct nss_ctx_instance *nss_ctx = (struct nss_ctx_instance *)&nss_top_main.nss[nss_top_main.wifi_handler_id]; |
| |
| nss_info("nss_wifili_register_handler"); |
| nss_core_register_handler(nss_ctx, NSS_WIFILI_INTERFACE, nss_wifili_handler, NULL); |
| |
| sema_init(&wifili_pvt.sem, 1); |
| init_completion(&wifili_pvt.complete); |
| } |