| /* |
| * Copyright (c) 2012-2017 The Linux Foundation. All rights reserved. |
| * |
| * Previously licensed under the ISC license by Qualcomm Atheros, Inc. |
| * |
| * |
| * 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. |
| */ |
| |
| /* |
| * This file was originally distributed by Qualcomm Atheros, Inc. |
| * under proprietary terms before Copyright ownership was assigned |
| * to the Linux Foundation. |
| */ |
| |
| /* |
| * |
| * 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. |
| */ |
| |
| #ifndef REMOVE_PKT_LOG |
| #include "qdf_mem.h" |
| #include "athdefs.h" |
| #include "pktlog_ac_i.h" |
| #include "cds_api.h" |
| #include "wma_types.h" |
| #include "htc.h" |
| |
| wdi_event_subscribe PKTLOG_TX_SUBSCRIBER; |
| wdi_event_subscribe PKTLOG_RX_SUBSCRIBER; |
| wdi_event_subscribe PKTLOG_RX_REMOTE_SUBSCRIBER; |
| wdi_event_subscribe PKTLOG_RCFIND_SUBSCRIBER; |
| wdi_event_subscribe PKTLOG_RCUPDATE_SUBSCRIBER; |
| wdi_event_subscribe PKTLOG_SW_EVENT_SUBSCRIBER; |
| |
| struct ol_pl_arch_dep_funcs ol_pl_funcs = { |
| .pktlog_init = pktlog_init, |
| .pktlog_enable = pktlog_enable, |
| .pktlog_setsize = pktlog_setsize, |
| .pktlog_disable = pktlog_disable, /* valid for f/w disable */ |
| }; |
| |
| struct ol_pktlog_dev_t ol_pl_dev = { |
| .pl_funcs = &ol_pl_funcs, |
| }; |
| |
| void ol_pl_sethandle(ol_pktlog_dev_handle *pl_handle, |
| struct hif_opaque_softc *scn) |
| { |
| ol_pl_dev.scn = (ol_ath_generic_softc_handle) scn; |
| *pl_handle = &ol_pl_dev; |
| } |
| |
| static A_STATUS pktlog_wma_post_msg(WMI_PKTLOG_EVENT event_types, |
| WMI_CMD_ID cmd_id, bool ini_triggered, |
| uint8_t user_triggered) |
| { |
| struct scheduler_msg msg = { 0 }; |
| QDF_STATUS status; |
| struct ath_pktlog_wmi_params *param; |
| |
| param = qdf_mem_malloc(sizeof(struct ath_pktlog_wmi_params)); |
| |
| if (!param) |
| return A_NO_MEMORY; |
| |
| param->cmd_id = cmd_id; |
| param->pktlog_event = event_types; |
| param->ini_triggered = ini_triggered; |
| param->user_triggered = user_triggered; |
| |
| msg.type = WMA_PKTLOG_ENABLE_REQ; |
| msg.bodyptr = param; |
| msg.bodyval = 0; |
| |
| status = scheduler_post_msg(QDF_MODULE_ID_WMA, &msg); |
| |
| if (status != QDF_STATUS_SUCCESS) { |
| qdf_mem_free(param); |
| return A_ERROR; |
| } |
| |
| return A_OK; |
| } |
| |
| static inline A_STATUS |
| pktlog_enable_tgt(struct hif_opaque_softc *_scn, uint32_t log_state, |
| bool ini_triggered, uint8_t user_triggered) |
| { |
| uint32_t types = 0; |
| |
| if (log_state & ATH_PKTLOG_TX) |
| types |= WMI_PKTLOG_EVENT_TX; |
| |
| if (log_state & ATH_PKTLOG_RX) |
| types |= WMI_PKTLOG_EVENT_RX; |
| |
| if (log_state & ATH_PKTLOG_RCFIND) |
| types |= WMI_PKTLOG_EVENT_RCF; |
| |
| if (log_state & ATH_PKTLOG_RCUPDATE) |
| types |= WMI_PKTLOG_EVENT_RCU; |
| |
| if (log_state & ATH_PKTLOG_SW_EVENT) |
| types |= WMI_PKTLOG_EVENT_SW; |
| |
| return pktlog_wma_post_msg(types, WMI_PDEV_PKTLOG_ENABLE_CMDID, |
| ini_triggered, user_triggered); |
| } |
| |
| static inline A_STATUS |
| wdi_pktlog_subscribe(struct ol_txrx_pdev_t *txrx_pdev, int32_t log_state) |
| { |
| if (!txrx_pdev) { |
| printk("Invalid pdev in %s\n", __func__); |
| return A_ERROR; |
| } |
| if (log_state & ATH_PKTLOG_TX) { |
| if (wdi_event_sub(txrx_pdev, |
| &PKTLOG_TX_SUBSCRIBER, WDI_EVENT_TX_STATUS)) { |
| return A_ERROR; |
| } |
| } |
| if (log_state & ATH_PKTLOG_RX) { |
| if (wdi_event_sub(txrx_pdev, |
| &PKTLOG_RX_SUBSCRIBER, WDI_EVENT_RX_DESC)) { |
| return A_ERROR; |
| } |
| if (wdi_event_sub(txrx_pdev, |
| &PKTLOG_RX_REMOTE_SUBSCRIBER, |
| WDI_EVENT_RX_DESC_REMOTE)) { |
| return A_ERROR; |
| } |
| } |
| if (log_state & ATH_PKTLOG_RCFIND) { |
| if (wdi_event_sub(txrx_pdev, |
| &PKTLOG_RCFIND_SUBSCRIBER, |
| WDI_EVENT_RATE_FIND)) { |
| return A_ERROR; |
| } |
| } |
| if (log_state & ATH_PKTLOG_RCUPDATE) { |
| if (wdi_event_sub(txrx_pdev, |
| &PKTLOG_RCUPDATE_SUBSCRIBER, |
| WDI_EVENT_RATE_UPDATE)) { |
| return A_ERROR; |
| } |
| } |
| if (log_state & ATH_PKTLOG_SW_EVENT) { |
| if (wdi_event_sub(txrx_pdev, |
| &PKTLOG_SW_EVENT_SUBSCRIBER, |
| WDI_EVENT_SW_EVENT)) { |
| return A_ERROR; |
| } |
| } |
| |
| return A_OK; |
| } |
| |
| void pktlog_callback(void *pdev, enum WDI_EVENT event, void *log_data) |
| { |
| switch (event) { |
| case WDI_EVENT_TX_STATUS: |
| { |
| /* |
| * process TX message |
| */ |
| if (process_tx_info(pdev, log_data)) { |
| printk("Unable to process TX info\n"); |
| return; |
| } |
| break; |
| } |
| case WDI_EVENT_RX_DESC: |
| { |
| /* |
| * process RX message for local frames |
| */ |
| if (process_rx_info(pdev, log_data)) { |
| printk("Unable to process RX info\n"); |
| return; |
| } |
| break; |
| } |
| case WDI_EVENT_RX_DESC_REMOTE: |
| { |
| /* |
| * process RX message for remote frames |
| */ |
| if (process_rx_info_remote(pdev, log_data)) { |
| printk("Unable to process RX info\n"); |
| return; |
| } |
| break; |
| } |
| case WDI_EVENT_RATE_FIND: |
| { |
| /* |
| * process RATE_FIND message |
| */ |
| if (process_rate_find(pdev, log_data)) { |
| printk("Unable to process RC_FIND info\n"); |
| return; |
| } |
| break; |
| } |
| case WDI_EVENT_RATE_UPDATE: |
| { |
| /* |
| * process RATE_UPDATE message |
| */ |
| if (process_rate_update(pdev, log_data)) { |
| printk("Unable to process RC_UPDATE\n"); |
| return; |
| } |
| break; |
| } |
| case WDI_EVENT_SW_EVENT: |
| { |
| /* |
| * process SW EVENT message |
| */ |
| if (process_sw_event(pdev, log_data)) { |
| printk("Unable to process SW_EVENT\n"); |
| return; |
| } |
| break; |
| } |
| default: |
| break; |
| } |
| } |
| |
| A_STATUS |
| wdi_pktlog_unsubscribe(struct ol_txrx_pdev_t *txrx_pdev, uint32_t log_state) |
| { |
| if (log_state & ATH_PKTLOG_TX) { |
| if (wdi_event_unsub(txrx_pdev, |
| &PKTLOG_TX_SUBSCRIBER, |
| WDI_EVENT_TX_STATUS)) { |
| return A_ERROR; |
| } |
| } |
| if (log_state & ATH_PKTLOG_RX) { |
| if (wdi_event_unsub(txrx_pdev, |
| &PKTLOG_RX_SUBSCRIBER, WDI_EVENT_RX_DESC)) { |
| return A_ERROR; |
| } |
| if (wdi_event_unsub(txrx_pdev, |
| &PKTLOG_RX_REMOTE_SUBSCRIBER, |
| WDI_EVENT_RX_DESC_REMOTE)) { |
| return A_ERROR; |
| } |
| } |
| if (log_state & ATH_PKTLOG_RCFIND) { |
| if (wdi_event_unsub(txrx_pdev, |
| &PKTLOG_RCFIND_SUBSCRIBER, |
| WDI_EVENT_RATE_FIND)) { |
| return A_ERROR; |
| } |
| } |
| if (log_state & ATH_PKTLOG_RCUPDATE) { |
| if (wdi_event_unsub(txrx_pdev, |
| &PKTLOG_RCUPDATE_SUBSCRIBER, |
| WDI_EVENT_RATE_UPDATE)) { |
| return A_ERROR; |
| } |
| } |
| if (log_state & ATH_PKTLOG_RCUPDATE) { |
| if (wdi_event_unsub(txrx_pdev, |
| &PKTLOG_SW_EVENT_SUBSCRIBER, |
| WDI_EVENT_SW_EVENT)) { |
| return A_ERROR; |
| } |
| } |
| return A_OK; |
| } |
| |
| int pktlog_disable(struct hif_opaque_softc *scn) |
| { |
| struct ol_txrx_pdev_t *txrx_pdev = |
| cds_get_context(QDF_MODULE_ID_TXRX); |
| struct ol_pktlog_dev_t *pl_dev; |
| struct ath_pktlog_info *pl_info; |
| |
| if (txrx_pdev == NULL || |
| txrx_pdev->pl_dev == NULL || |
| txrx_pdev->pl_dev->pl_info == NULL) |
| return -EFAULT; |
| |
| pl_dev = txrx_pdev->pl_dev; |
| pl_info = pl_dev->pl_info; |
| |
| if (pktlog_wma_post_msg(0, WMI_PDEV_PKTLOG_DISABLE_CMDID, 0, 0)) { |
| printk("Failed to disable pktlog in target\n"); |
| return -1; |
| } |
| |
| if (pl_dev->is_pktlog_cb_subscribed && |
| wdi_pktlog_unsubscribe(txrx_pdev, pl_info->log_state)) { |
| printk("Cannot unsubscribe pktlog from the WDI\n"); |
| return -1; |
| } |
| pl_dev->is_pktlog_cb_subscribed = false; |
| return 0; |
| } |
| |
| void pktlog_init(struct hif_opaque_softc *scn) |
| { |
| struct ath_pktlog_info *pl_info; |
| ol_txrx_pdev_handle pdev_txrx_handle; |
| pdev_txrx_handle = cds_get_context(QDF_MODULE_ID_TXRX); |
| |
| if (pdev_txrx_handle == NULL || |
| pdev_txrx_handle->pl_dev == NULL || |
| pdev_txrx_handle->pl_dev->pl_info == NULL) |
| return; |
| |
| pl_info = pdev_txrx_handle->pl_dev->pl_info; |
| |
| OS_MEMZERO(pl_info, sizeof(*pl_info)); |
| PKTLOG_LOCK_INIT(pl_info); |
| |
| pl_info->buf_size = PKTLOG_DEFAULT_BUFSIZE; |
| pl_info->buf = NULL; |
| pl_info->log_state = 0; |
| pl_info->sack_thr = PKTLOG_DEFAULT_SACK_THR; |
| pl_info->tail_length = PKTLOG_DEFAULT_TAIL_LENGTH; |
| pl_info->thruput_thresh = PKTLOG_DEFAULT_THRUPUT_THRESH; |
| pl_info->per_thresh = PKTLOG_DEFAULT_PER_THRESH; |
| pl_info->phyerr_thresh = PKTLOG_DEFAULT_PHYERR_THRESH; |
| pl_info->trigger_interval = PKTLOG_DEFAULT_TRIGGER_INTERVAL; |
| pl_info->pktlen = 0; |
| pl_info->start_time_thruput = 0; |
| pl_info->start_time_per = 0; |
| pdev_txrx_handle->pl_dev->vendor_cmd_send = false; |
| |
| PKTLOG_TX_SUBSCRIBER.callback = pktlog_callback; |
| PKTLOG_RX_SUBSCRIBER.callback = pktlog_callback; |
| PKTLOG_RX_REMOTE_SUBSCRIBER.callback = pktlog_callback; |
| PKTLOG_RCFIND_SUBSCRIBER.callback = pktlog_callback; |
| PKTLOG_RCUPDATE_SUBSCRIBER.callback = pktlog_callback; |
| PKTLOG_SW_EVENT_SUBSCRIBER.callback = pktlog_callback; |
| } |
| |
| int pktlog_enable(struct hif_opaque_softc *scn, int32_t log_state, |
| bool ini_triggered, uint8_t user_triggered, |
| uint32_t is_iwpriv_command) |
| { |
| struct ol_pktlog_dev_t *pl_dev; |
| struct ath_pktlog_info *pl_info; |
| struct ol_txrx_pdev_t *txrx_pdev; |
| int error; |
| |
| if (!scn) { |
| printk("%s: Invalid scn context\n", __func__); |
| ASSERT(0); |
| return -1; |
| } |
| |
| txrx_pdev = cds_get_context(QDF_MODULE_ID_TXRX); |
| if (!txrx_pdev) { |
| printk("%s: Invalid txrx_pdev context\n", __func__); |
| ASSERT(0); |
| return -1; |
| } |
| |
| pl_dev = txrx_pdev->pl_dev; |
| if (!pl_dev) { |
| printk("%s: Invalid pktlog context\n", __func__); |
| ASSERT(0); |
| return -1; |
| } |
| |
| pl_info = pl_dev->pl_info; |
| |
| if (!pl_info) |
| return 0; |
| |
| /* is_iwpriv_command : 0 indicates its a vendor command |
| * log_state: 0 indicates pktlog disable command |
| * vendor_cmd_send flag; false means no vendor pktlog enable |
| * command was sent previously |
| */ |
| if (is_iwpriv_command == 0 && log_state == 0 && |
| pl_dev->vendor_cmd_send == false) |
| return 0; |
| |
| if (!pl_dev->tgt_pktlog_alloced) { |
| if (pl_info->buf == NULL) { |
| error = pktlog_alloc_buf(scn); |
| |
| if (error != 0) |
| return error; |
| |
| if (!pl_info->buf) { |
| printk("%s: pktlog buf alloc failed\n", |
| __func__); |
| ASSERT(0); |
| return -1; |
| } |
| |
| } |
| |
| pl_info->buf->bufhdr.version = CUR_PKTLOG_VER; |
| pl_info->buf->bufhdr.magic_num = PKTLOG_MAGIC_NUM; |
| pl_info->buf->wr_offset = 0; |
| pl_info->buf->rd_offset = -1; |
| /* These below variables are used by per packet stats*/ |
| pl_info->buf->bytes_written = 0; |
| pl_info->buf->msg_index = 1; |
| pl_info->buf->offset = PKTLOG_READ_OFFSET; |
| |
| pl_info->start_time_thruput = os_get_timestamp(); |
| pl_info->start_time_per = pl_info->start_time_thruput; |
| |
| pl_dev->tgt_pktlog_alloced = true; |
| } |
| |
| if (log_state != 0) { |
| /* WDI subscribe */ |
| if ((!pl_dev->is_pktlog_cb_subscribed) && |
| wdi_pktlog_subscribe(txrx_pdev, log_state)) { |
| printk("Unable to subscribe to the WDI %s\n", __func__); |
| return -1; |
| } |
| pl_dev->is_pktlog_cb_subscribed = true; |
| /* WMI command to enable pktlog on the firmware */ |
| if (pktlog_enable_tgt(scn, log_state, ini_triggered, |
| user_triggered)) { |
| printk("Device cannot be enabled, %s\n", __func__); |
| return -1; |
| } |
| |
| if (is_iwpriv_command == 0) |
| pl_dev->vendor_cmd_send = true; |
| } else { |
| pl_dev->pl_funcs->pktlog_disable(scn); |
| if (is_iwpriv_command == 0) |
| pl_dev->vendor_cmd_send = false; |
| } |
| |
| pl_info->log_state = log_state; |
| return 0; |
| } |
| |
| int pktlog_setsize(struct hif_opaque_softc *scn, int32_t size) |
| { |
| ol_txrx_pdev_handle pdev_txrx_handle = |
| cds_get_context(QDF_MODULE_ID_TXRX); |
| struct ol_pktlog_dev_t *pl_dev; |
| struct ath_pktlog_info *pl_info; |
| |
| if (pdev_txrx_handle == NULL || |
| pdev_txrx_handle->pl_dev == NULL || |
| pdev_txrx_handle->pl_dev->pl_info == NULL) |
| return -EFAULT; |
| |
| pl_dev = pdev_txrx_handle->pl_dev; |
| pl_info = pl_dev->pl_info; |
| |
| if (size < 0) |
| return -EINVAL; |
| |
| if (size == pl_info->buf_size) { |
| qdf_print("%s: Pktlog Buff Size is already of same size.", |
| __func__); |
| return 0; |
| } |
| |
| if (pl_info->log_state) { |
| qdf_print("%s: Logging should be disabled before changing" |
| "buffer size.", __func__); |
| return -EINVAL; |
| } |
| |
| if (pl_info->buf != NULL) { |
| if (pl_dev->is_pktlog_cb_subscribed && |
| wdi_pktlog_unsubscribe(pdev_txrx_handle, |
| pl_info->log_state)) { |
| printk("Cannot unsubscribe pktlog from the WDI\n"); |
| return -EFAULT; |
| } |
| pktlog_release_buf(pdev_txrx_handle); |
| pl_dev->is_pktlog_cb_subscribed = false; |
| pl_dev->tgt_pktlog_alloced = false; |
| } |
| |
| if (size != 0) { |
| qdf_print("%s: New Pktlog Buff Size is %d\n", __func__, size); |
| pl_info->buf_size = size; |
| } |
| |
| return 0; |
| } |
| |
| /** |
| * pktlog_process_fw_msg() - process packetlog message |
| * @buff: buffer |
| * |
| * Return: None |
| */ |
| void pktlog_process_fw_msg(uint32_t *buff) |
| { |
| uint32_t *pl_hdr; |
| uint32_t log_type; |
| struct ol_txrx_pdev_t *txrx_pdev = cds_get_context(QDF_MODULE_ID_TXRX); |
| |
| if (!txrx_pdev) { |
| qdf_print("%s: txrx_pdev is NULL", __func__); |
| return; |
| } |
| |
| pl_hdr = buff; |
| log_type = |
| (*(pl_hdr + 1) & ATH_PKTLOG_HDR_LOG_TYPE_MASK) >> |
| ATH_PKTLOG_HDR_LOG_TYPE_SHIFT; |
| if ((log_type == PKTLOG_TYPE_TX_CTRL) |
| || (log_type == PKTLOG_TYPE_TX_STAT) |
| || (log_type == PKTLOG_TYPE_TX_MSDU_ID) |
| || (log_type == PKTLOG_TYPE_TX_FRM_HDR) |
| || (log_type == PKTLOG_TYPE_TX_VIRT_ADDR)) |
| wdi_event_handler(WDI_EVENT_TX_STATUS, |
| txrx_pdev, pl_hdr); |
| else if (log_type == PKTLOG_TYPE_RC_FIND) |
| wdi_event_handler(WDI_EVENT_RATE_FIND, |
| txrx_pdev, pl_hdr); |
| else if (log_type == PKTLOG_TYPE_RC_UPDATE) |
| wdi_event_handler(WDI_EVENT_RATE_UPDATE, |
| txrx_pdev, pl_hdr); |
| else if (log_type == PKTLOG_TYPE_RX_STAT) |
| wdi_event_handler(WDI_EVENT_RX_DESC, |
| txrx_pdev, pl_hdr); |
| else if (log_type == PKTLOG_TYPE_SW_EVENT) |
| wdi_event_handler(WDI_EVENT_SW_EVENT, |
| txrx_pdev, pl_hdr); |
| |
| } |
| |
| #if defined(QCA_WIFI_3_0_ADRASTEA) |
| /** |
| * pktlog_t2h_msg_handler() - Target to host message handler |
| * @context: pdev context |
| * @pkt: HTC packet |
| * |
| * Return: None |
| */ |
| static void pktlog_t2h_msg_handler(void *context, HTC_PACKET *pkt) |
| { |
| struct ol_pktlog_dev_t *pdev = (struct ol_pktlog_dev_t *)context; |
| qdf_nbuf_t pktlog_t2h_msg = (qdf_nbuf_t) pkt->pPktContext; |
| uint32_t *msg_word; |
| |
| /* check for successful message reception */ |
| if (pkt->Status != A_OK) { |
| if (pkt->Status != A_ECANCELED) |
| pdev->htc_err_cnt++; |
| qdf_nbuf_free(pktlog_t2h_msg); |
| return; |
| } |
| |
| /* confirm alignment */ |
| qdf_assert((((unsigned long)qdf_nbuf_data(pktlog_t2h_msg)) & 0x3) == 0); |
| |
| msg_word = (uint32_t *) qdf_nbuf_data(pktlog_t2h_msg); |
| pktlog_process_fw_msg(msg_word); |
| |
| qdf_nbuf_free(pktlog_t2h_msg); |
| } |
| |
| /** |
| * pktlog_tx_resume_handler() - resume callback |
| * @context: pdev context |
| * |
| * Return: None |
| */ |
| static void pktlog_tx_resume_handler(void *context) |
| { |
| qdf_print("%s: Not expected", __func__); |
| qdf_assert(0); |
| } |
| |
| /** |
| * pktlog_h2t_send_complete() - send complete indication |
| * @context: pdev context |
| * @htc_pkt: HTC packet |
| * |
| * Return: None |
| */ |
| static void pktlog_h2t_send_complete(void *context, HTC_PACKET *htc_pkt) |
| { |
| qdf_print("%s: Not expected", __func__); |
| qdf_assert(0); |
| } |
| |
| /** |
| * pktlog_h2t_full() - queue full indication |
| * @context: pdev context |
| * @pkt: HTC packet |
| * |
| * Return: HTC action |
| */ |
| static HTC_SEND_FULL_ACTION pktlog_h2t_full(void *context, HTC_PACKET *pkt) |
| { |
| return HTC_SEND_FULL_KEEP; |
| } |
| |
| /** |
| * pktlog_htc_connect_service() - create new endpoint for packetlog |
| * @pdev - pktlog pdev |
| * |
| * Return: 0 for success/failure |
| */ |
| static int pktlog_htc_connect_service(struct ol_pktlog_dev_t *pdev) |
| { |
| HTC_SERVICE_CONNECT_REQ connect; |
| HTC_SERVICE_CONNECT_RESP response; |
| A_STATUS status; |
| |
| qdf_mem_set(&connect, sizeof(connect), 0); |
| qdf_mem_set(&response, sizeof(response), 0); |
| |
| connect.pMetaData = NULL; |
| connect.MetaDataLength = 0; |
| connect.EpCallbacks.pContext = pdev; |
| connect.EpCallbacks.EpTxComplete = pktlog_h2t_send_complete; |
| connect.EpCallbacks.EpTxCompleteMultiple = NULL; |
| connect.EpCallbacks.EpRecv = pktlog_t2h_msg_handler; |
| connect.EpCallbacks.ep_resume_tx_queue = pktlog_tx_resume_handler; |
| |
| /* rx buffers currently are provided by HIF, not by EpRecvRefill */ |
| connect.EpCallbacks.EpRecvRefill = NULL; |
| connect.EpCallbacks.RecvRefillWaterMark = 1; |
| /* N/A, fill is done by HIF */ |
| |
| connect.EpCallbacks.EpSendFull = pktlog_h2t_full; |
| /* |
| * Specify how deep to let a queue get before htc_send_pkt will |
| * call the EpSendFull function due to excessive send queue depth. |
| */ |
| connect.MaxSendQueueDepth = PKTLOG_MAX_SEND_QUEUE_DEPTH; |
| |
| /* disable flow control for HTT data message service */ |
| connect.ConnectionFlags |= HTC_CONNECT_FLAGS_DISABLE_CREDIT_FLOW_CTRL; |
| |
| /* connect to control service */ |
| connect.service_id = PACKET_LOG_SVC; |
| |
| status = htc_connect_service(pdev->htc_pdev, &connect, &response); |
| |
| if (status != A_OK) { |
| pdev->mt_pktlog_enabled = false; |
| return -EIO; /* failure */ |
| } |
| |
| pdev->htc_endpoint = response.Endpoint; |
| pdev->mt_pktlog_enabled = true; |
| |
| return 0; /* success */ |
| } |
| |
| /** |
| * pktlog_htc_attach() - attach pktlog HTC service |
| * |
| * Return: 0 for success/failure |
| */ |
| int pktlog_htc_attach(void) |
| { |
| struct ol_txrx_pdev_t *txrx_pdev = cds_get_context(QDF_MODULE_ID_TXRX); |
| struct ol_pktlog_dev_t *pdev = NULL; |
| void *htc_pdev = cds_get_context(QDF_MODULE_ID_HTC); |
| |
| if ((!txrx_pdev) || (!txrx_pdev->pl_dev) || (!htc_pdev)) |
| return -EINVAL; |
| |
| pdev = txrx_pdev->pl_dev; |
| pdev->htc_pdev = htc_pdev; |
| return pktlog_htc_connect_service(pdev); |
| } |
| #else |
| int pktlog_htc_attach(void) |
| { |
| struct ol_txrx_pdev_t *txrx_pdev = cds_get_context(QDF_MODULE_ID_TXRX); |
| struct ol_pktlog_dev_t *pdev = NULL; |
| |
| if (!txrx_pdev) |
| return -EINVAL; |
| pdev = txrx_pdev->pl_dev; |
| pdev->mt_pktlog_enabled = false; |
| return 0; |
| } |
| #endif |
| #endif /* REMOVE_PKT_LOG */ |