/* * Copyright (c) 2018-2021 The Linux Foundation. All rights reserved. * Copyright (c) 2023 Qualcomm Innovation Center, Inc. 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 "qdf_module.h" #include "qdf_trace.h" #include "qdf_platform.h" /* * The following callbacks should be defined static to make sure they are * initialized to NULL */ static qdf_self_recovery_callback self_recovery_cb; static qdf_is_fw_down_callback is_fw_down_cb; static qdf_is_driver_unloading_callback is_driver_unloading_cb; static qdf_is_driver_state_module_stop_callback is_driver_state_module_stop_cb; static qdf_is_recovering_callback is_recovering_cb; static qdf_is_drv_connected_callback is_drv_connected_cb; static qdf_wmi_send_over_qmi_callback _wmi_send_recv_qmi_cb; static qdf_is_drv_supported_callback is_drv_supported_cb; static qdf_recovery_reason_update_callback update_recovery_reason_cb; static qdf_bus_reg_dump get_bus_reg_dump; void qdf_register_fw_down_callback(qdf_is_fw_down_callback is_fw_down) { is_fw_down_cb = is_fw_down; } qdf_export_symbol(qdf_register_fw_down_callback); bool qdf_is_fw_down(void) { if (!is_fw_down_cb) { QDF_TRACE(QDF_MODULE_ID_QDF, QDF_TRACE_LEVEL_ERROR, "fw down callback is not registered"); return false; } return is_fw_down_cb(); } qdf_export_symbol(qdf_is_fw_down); void qdf_register_wmi_send_recv_qmi_callback(qdf_wmi_send_over_qmi_callback wmi_send_recv_qmi_cb) { _wmi_send_recv_qmi_cb = wmi_send_recv_qmi_cb; } qdf_export_symbol(qdf_register_wmi_send_recv_qmi_callback); QDF_STATUS qdf_wmi_send_recv_qmi(void *buf, uint32_t len, void *cb_ctx, qdf_wmi_recv_qmi_cb wmi_recv_qmi_cb) { if (!_wmi_send_recv_qmi_cb) { QDF_TRACE(QDF_MODULE_ID_QDF, QDF_TRACE_LEVEL_ERROR, "Platform callback for WMI over QMI not registered"); return QDF_STATUS_E_INVAL; } return _wmi_send_recv_qmi_cb(buf, len, cb_ctx, wmi_recv_qmi_cb); } qdf_export_symbol(qdf_wmi_send_recv_qmi); void qdf_register_is_driver_unloading_callback( qdf_is_driver_unloading_callback callback) { is_driver_unloading_cb = callback; } qdf_export_symbol(qdf_register_is_driver_unloading_callback); void qdf_register_is_driver_state_module_stop_callback( qdf_is_driver_state_module_stop_callback callback) { is_driver_state_module_stop_cb = callback; } qdf_export_symbol(qdf_register_is_driver_state_module_stop_callback); void qdf_register_self_recovery_callback(qdf_self_recovery_callback callback) { self_recovery_cb = callback; } qdf_export_symbol(qdf_register_self_recovery_callback); void __qdf_trigger_self_recovery(void *psoc, enum qdf_hang_reason reason, const char *func, const uint32_t line) { if (self_recovery_cb) self_recovery_cb(psoc, reason, func, line); else QDF_DEBUG_PANIC_FL(func, line, ""); } qdf_export_symbol(__qdf_trigger_self_recovery); void qdf_register_recovering_state_query_callback( qdf_is_recovering_callback is_recovering) { is_recovering_cb = is_recovering; } bool qdf_is_driver_unloading(void) { if (is_driver_unloading_cb) return is_driver_unloading_cb(); return false; } qdf_export_symbol(qdf_is_driver_unloading); bool qdf_is_driver_state_module_stop(void) { if (is_driver_state_module_stop_cb) return is_driver_state_module_stop_cb(); return false; } qdf_export_symbol(qdf_is_driver_state_module_stop); bool qdf_is_recovering(void) { if (is_recovering_cb) return is_recovering_cb(); return false; } qdf_export_symbol(qdf_is_recovering); static qdf_op_protect_cb __on_op_protect; static qdf_op_unprotect_cb __on_op_unprotect; void qdf_op_callbacks_register(qdf_op_protect_cb on_protect, qdf_op_unprotect_cb on_unprotect) { __on_op_protect = on_protect; __on_op_unprotect = on_unprotect; } qdf_export_symbol(qdf_op_callbacks_register); int __qdf_op_protect(struct qdf_op_sync **out_sync, const char *func) { if (!__on_op_protect) return 0; return __on_op_protect((void **)out_sync, func); } qdf_export_symbol(__qdf_op_protect); void __qdf_op_unprotect(struct qdf_op_sync *sync, const char *func) { if (__on_op_unprotect) __on_op_unprotect(sync, func); } qdf_export_symbol(__qdf_op_unprotect); void qdf_register_drv_connected_callback(qdf_is_drv_connected_callback is_drv_connected) { is_drv_connected_cb = is_drv_connected; } qdf_export_symbol(qdf_register_drv_connected_callback); bool qdf_is_drv_connected(void) { if (!is_drv_connected_cb) { qdf_err("drv connected callback is not registered"); return false; } return is_drv_connected_cb(); } qdf_export_symbol(qdf_is_drv_connected); void qdf_check_state_before_panic(const char *func, const uint32_t line) { if (!qdf_is_recovering() && !qdf_is_fw_down()) QDF_DEBUG_PANIC_FL(func, line, ""); } qdf_export_symbol(qdf_check_state_before_panic); void qdf_register_drv_supported_callback(qdf_is_drv_supported_callback is_drv_supported) { is_drv_supported_cb = is_drv_supported; } qdf_export_symbol(qdf_register_drv_supported_callback); bool qdf_is_drv_supported(void) { if (!is_drv_supported_cb) { qdf_err("drv supported callback is not registered"); return false; } return is_drv_supported_cb(); } qdf_export_symbol(qdf_is_drv_supported); void qdf_register_recovery_reason_update(qdf_recovery_reason_update_callback callback) { update_recovery_reason_cb = callback; } qdf_export_symbol(qdf_register_recovery_reason_update); void qdf_recovery_reason_update(enum qdf_hang_reason reason) { if (!update_recovery_reason_cb) return; update_recovery_reason_cb(reason); } qdf_export_symbol(qdf_recovery_reason_update); void qdf_register_get_bus_reg_dump(qdf_bus_reg_dump callback) { get_bus_reg_dump = callback; } qdf_export_symbol(qdf_register_get_bus_reg_dump); void qdf_get_bus_reg_dump(struct device *dev, uint8_t *buf, uint32_t len) { if (!get_bus_reg_dump) return; get_bus_reg_dump(dev, buf, len); } qdf_export_symbol(qdf_get_bus_reg_dump);