| /* |
| * Copyright (c) 2014-2016 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. |
| */ |
| |
| /*======================================================================== |
| |
| \file epping_main.c |
| |
| \brief WLAN End Point Ping test tool implementation |
| |
| ========================================================================*/ |
| |
| /*-------------------------------------------------------------------------- |
| Include Files |
| ------------------------------------------------------------------------*/ |
| #include <cds_api.h> |
| #include <cds_sched.h> |
| #include <linux/etherdevice.h> |
| #include <linux/firmware.h> |
| #include <wni_api.h> |
| #include <wlan_ptt_sock_svc.h> |
| #include <linux/wireless.h> |
| #include <net/cfg80211.h> |
| #include <linux/rtnetlink.h> |
| #include <linux/semaphore.h> |
| #include <linux/ctype.h> |
| #include "bmi.h" |
| #include "ol_fw.h" |
| #include "ol_if_athvar.h" |
| #include "hif.h" |
| #include "epping_main.h" |
| #include "epping_internal.h" |
| #include "cds_concurrency.h" |
| |
| #ifdef TIMER_MANAGER |
| #define TIMER_MANAGER_STR " +TIMER_MANAGER" |
| #else |
| #define TIMER_MANAGER_STR "" |
| #endif |
| |
| #ifdef MEMORY_DEBUG |
| #define MEMORY_DEBUG_STR " +MEMORY_DEBUG" |
| #else |
| #define MEMORY_DEBUG_STR "" |
| #endif |
| |
| #ifdef HIF_SDIO |
| #define WLAN_WAIT_TIME_WLANSTART 10000 |
| #else |
| #define WLAN_WAIT_TIME_WLANSTART 2000 |
| #endif |
| |
| static struct epping_context *g_epping_ctx; |
| |
| /** |
| * epping_open(): End point ping driver open Function |
| * |
| * This function is called by HDD to open epping module |
| * |
| * |
| * return - 0 for success, negative for failure |
| */ |
| int epping_open(void) |
| { |
| EPPING_LOG(QDF_TRACE_LEVEL_INFO_HIGH, "%s: Enter", __func__); |
| |
| g_epping_ctx = qdf_mem_malloc(sizeof(*g_epping_ctx)); |
| |
| if (g_epping_ctx == NULL) { |
| EPPING_LOG(QDF_TRACE_LEVEL_ERROR, |
| "%s: cannot alloc epping context", __func__); |
| return -ENOMEM; |
| } |
| |
| g_epping_ctx->con_mode = cds_get_conparam(); |
| return 0; |
| } |
| |
| /** |
| * epping_disable(): End point ping driver disable Function |
| * |
| * This is the driver disable function - called by HDD to |
| * disable epping module |
| * |
| * return: none |
| */ |
| void epping_disable(void) |
| { |
| epping_context_t *pEpping_ctx; |
| |
| pEpping_ctx = g_epping_ctx; |
| if (pEpping_ctx == NULL) { |
| EPPING_LOG(QDF_TRACE_LEVEL_FATAL, |
| "%s: error: pEpping_ctx = NULL", __func__); |
| return; |
| } |
| if (pEpping_ctx->epping_adapter) { |
| epping_destroy_adapter(pEpping_ctx->epping_adapter); |
| pEpping_ctx->epping_adapter = NULL; |
| } |
| hif_disable_isr(cds_get_context(QDF_MODULE_ID_HIF)); |
| hif_reset_soc(cds_get_context(QDF_MODULE_ID_HIF)); |
| htc_stop(cds_get_context(QDF_MODULE_ID_HTC)); |
| epping_cookie_cleanup(pEpping_ctx); |
| htc_destroy(cds_get_context(QDF_MODULE_ID_HTC)); |
| } |
| |
| /** |
| * epping_close(): End point ping driver close Function |
| * |
| * This is the driver close function - called by HDD to close epping module |
| * |
| * return: none |
| */ |
| void epping_close(void) |
| { |
| epping_context_t *to_free; |
| |
| |
| if (g_epping_ctx == NULL) { |
| EPPING_LOG(QDF_TRACE_LEVEL_FATAL, |
| "%s: error: g_epping_ctx = NULL", __func__); |
| return; |
| } |
| |
| to_free = g_epping_ctx; |
| g_epping_ctx = NULL; |
| qdf_mem_free(to_free); |
| } |
| |
| static void epping_target_suspend_acknowledge(void *context) |
| { |
| int wow_nack = *((int *)context); |
| |
| if (NULL == g_epping_ctx) { |
| EPPING_LOG(QDF_TRACE_LEVEL_FATAL, |
| "%s: epping_ctx is NULL", __func__); |
| return; |
| } |
| /* EPPING_TODO: do we need wow_nack? */ |
| g_epping_ctx->wow_nack = wow_nack; |
| } |
| |
| /** |
| * epping_enable(): End point ping driver enable Function |
| * |
| * This is the driver enable function - called by HDD to enable |
| * epping module |
| * |
| * return - 0 : success, negative: error |
| */ |
| int epping_enable(struct device *parent_dev) |
| { |
| int ret = 0; |
| epping_context_t *pEpping_ctx = NULL; |
| cds_context_type *p_cds_context = NULL; |
| qdf_device_t qdf_ctx; |
| HTC_INIT_INFO htcInfo; |
| struct hif_opaque_softc *scn; |
| tSirMacAddr adapter_macAddr; |
| struct hif_target_info *tgt_info; |
| struct ol_context *ol_ctx; |
| |
| EPPING_LOG(QDF_TRACE_LEVEL_INFO_HIGH, "%s: Enter", __func__); |
| |
| p_cds_context = cds_get_global_context(); |
| |
| if (p_cds_context == NULL) { |
| EPPING_LOG(QDF_TRACE_LEVEL_FATAL, |
| "%s: Failed cds_get_global_context", __func__); |
| ret = -1; |
| return ret; |
| } |
| |
| pEpping_ctx = g_epping_ctx; |
| if (pEpping_ctx == NULL) { |
| EPPING_LOG(QDF_TRACE_LEVEL_FATAL, |
| "%s: Failed to get pEpping_ctx", __func__); |
| ret = -1; |
| return ret; |
| } |
| pEpping_ctx->parent_dev = (void *)parent_dev; |
| epping_get_dummy_mac_addr(adapter_macAddr); |
| |
| /* Initialize the timer module */ |
| qdf_timer_module_init(); |
| |
| scn = cds_get_context(QDF_MODULE_ID_HIF); |
| if (!scn) { |
| QDF_TRACE(QDF_MODULE_ID_QDF, QDF_TRACE_LEVEL_FATAL, |
| "%s: scn is null!", __func__); |
| return -1; |
| } |
| |
| tgt_info = hif_get_target_info_handle(scn); |
| |
| /* store target type and target version info in hdd ctx */ |
| pEpping_ctx->target_type = tgt_info->target_type; |
| |
| ol_ctx = cds_get_context(QDF_MODULE_ID_BMI); |
| #ifndef FEATURE_BMI_2 |
| /* Initialize BMI and Download firmware */ |
| if (bmi_download_firmware(ol_ctx)) { |
| QDF_TRACE(QDF_MODULE_ID_QDF, QDF_TRACE_LEVEL_FATAL, |
| "%s: BMI failed to download target", __func__); |
| bmi_cleanup(ol_ctx); |
| return -1; |
| } |
| #endif |
| EPPING_LOG(QDF_TRACE_LEVEL_INFO_HIGH, |
| "%s: bmi_download_firmware done", __func__); |
| |
| htcInfo.pContext = ol_ctx; |
| htcInfo.TargetFailure = ol_target_failure; |
| htcInfo.TargetSendSuspendComplete = epping_target_suspend_acknowledge; |
| qdf_ctx = cds_get_context(QDF_MODULE_ID_QDF_DEVICE); |
| |
| /* Create HTC */ |
| p_cds_context->htc_ctx = htc_create(scn, &htcInfo, qdf_ctx); |
| if (!p_cds_context->htc_ctx) { |
| QDF_TRACE(QDF_MODULE_ID_QDF, QDF_TRACE_LEVEL_FATAL, |
| "%s: Failed to Create HTC", __func__); |
| bmi_cleanup(ol_ctx); |
| return -1; |
| } |
| pEpping_ctx->HTCHandle = |
| cds_get_context(QDF_MODULE_ID_HTC); |
| if (pEpping_ctx->HTCHandle == NULL) { |
| EPPING_LOG(QDF_TRACE_LEVEL_FATAL, |
| "%s: HTCHandle is NULL", __func__); |
| return -1; |
| } |
| |
| if (bmi_done(ol_ctx)) { |
| EPPING_LOG(QDF_TRACE_LEVEL_FATAL, |
| "%s: Failed to complete BMI phase", __func__); |
| goto error_end; |
| } |
| |
| /* start HIF */ |
| if (htc_wait_target(pEpping_ctx->HTCHandle) != A_OK) { |
| EPPING_LOG(QDF_TRACE_LEVEL_FATAL, |
| "%s: htc_wait_target error", __func__); |
| goto error_end; |
| } |
| EPPING_LOG(QDF_TRACE_LEVEL_INFO_HIGH, "%s: HTC ready", __func__); |
| |
| ret = epping_connect_service(pEpping_ctx); |
| if (ret != 0) { |
| EPPING_LOG(QDF_TRACE_LEVEL_FATAL, |
| "%s: htc_wait_targetdone", __func__); |
| goto error_end; |
| } |
| if (htc_start(pEpping_ctx->HTCHandle) != A_OK) { |
| goto error_end; |
| } |
| EPPING_LOG(QDF_TRACE_LEVEL_INFO_HIGH, "%s: HTC started", __func__); |
| |
| /* init the tx cookie resource */ |
| ret = epping_cookie_init(pEpping_ctx); |
| if (ret == 0) { |
| pEpping_ctx->epping_adapter = epping_add_adapter(pEpping_ctx, |
| adapter_macAddr, |
| QDF_STA_MODE); |
| } |
| if (ret < 0 || pEpping_ctx->epping_adapter == NULL) { |
| EPPING_LOG(QDF_TRACE_LEVEL_FATAL, |
| "%s: epping_add_adaptererror error", __func__); |
| htc_stop(pEpping_ctx->HTCHandle); |
| epping_cookie_cleanup(pEpping_ctx); |
| goto error_end; |
| } |
| |
| EPPING_LOG(QDF_TRACE_LEVEL_INFO_HIGH, "%s: Exit", __func__); |
| return ret; |
| |
| error_end: |
| htc_destroy(p_cds_context->htc_ctx); |
| p_cds_context->htc_ctx = NULL; |
| bmi_cleanup(ol_ctx); |
| return -1; |
| } |