| /* Copyright (c) 2013-2017, The Linux Foundation. All rights reserved. |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License version 2 and |
| * only version 2 as published by the Free Software Foundation. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| */ |
| |
| #include <linux/module.h> |
| #include <linux/slab.h> |
| #include <linux/errno.h> |
| #include <linux/delay.h> |
| #include <linux/debugfs.h> |
| #include <linux/qmi_encdec.h> |
| #include <linux/delay.h> |
| #include <linux/uaccess.h> |
| #include <soc/qcom/subsystem_restart.h> |
| #include <linux/ipa.h> |
| #include <linux/vmalloc.h> |
| |
| #include "ipa_qmi_service.h" |
| #include "ipa_ram_mmap.h" |
| #include "../ipa_common_i.h" |
| |
| #define IPA_Q6_SVC_VERS 1 |
| #define IPA_A5_SVC_VERS 1 |
| #define Q6_QMI_COMPLETION_TIMEOUT (60*HZ) |
| |
| #define IPA_A5_SERVICE_SVC_ID 0x31 |
| #define IPA_A5_SERVICE_INS_ID 1 |
| #define IPA_Q6_SERVICE_SVC_ID 0x31 |
| #define IPA_Q6_SERVICE_INS_ID 2 |
| |
| #define QMI_SEND_STATS_REQ_TIMEOUT_MS 5000 |
| #define QMI_SEND_REQ_TIMEOUT_MS 60000 |
| |
| #define QMI_IPA_FORCE_CLEAR_DATAPATH_TIMEOUT_MS 1000 |
| |
| static struct qmi_handle *ipa_svc_handle; |
| static void ipa_a5_svc_recv_msg(struct work_struct *work); |
| static DECLARE_DELAYED_WORK(work_recv_msg, ipa_a5_svc_recv_msg); |
| static struct workqueue_struct *ipa_svc_workqueue; |
| static struct workqueue_struct *ipa_clnt_req_workqueue; |
| static struct workqueue_struct *ipa_clnt_resp_workqueue; |
| static void *curr_conn; |
| static bool qmi_modem_init_fin, qmi_indication_fin; |
| static uint32_t ipa_wan_platform; |
| struct ipa_qmi_context *ipa_qmi_ctx; |
| static bool first_time_handshake; |
| static atomic_t workqueues_stopped; |
| static atomic_t ipa_qmi_initialized; |
| struct mutex ipa_qmi_lock; |
| |
| /* QMI A5 service */ |
| |
| static struct msg_desc ipa_indication_reg_req_desc = { |
| .max_msg_len = QMI_IPA_INDICATION_REGISTER_REQ_MAX_MSG_LEN_V01, |
| .msg_id = QMI_IPA_INDICATION_REGISTER_REQ_V01, |
| .ei_array = ipa_indication_reg_req_msg_data_v01_ei, |
| }; |
| static struct msg_desc ipa_indication_reg_resp_desc = { |
| .max_msg_len = QMI_IPA_INDICATION_REGISTER_RESP_MAX_MSG_LEN_V01, |
| .msg_id = QMI_IPA_INDICATION_REGISTER_RESP_V01, |
| .ei_array = ipa_indication_reg_resp_msg_data_v01_ei, |
| }; |
| static struct msg_desc ipa_master_driver_complete_indication_desc = { |
| .max_msg_len = QMI_IPA_MASTER_DRIVER_INIT_COMPLETE_IND_MAX_MSG_LEN_V01, |
| .msg_id = QMI_IPA_MASTER_DRIVER_INIT_COMPLETE_IND_V01, |
| .ei_array = ipa_master_driver_init_complt_ind_msg_data_v01_ei, |
| }; |
| static struct msg_desc ipa_install_fltr_rule_req_desc = { |
| .max_msg_len = QMI_IPA_INSTALL_FILTER_RULE_REQ_MAX_MSG_LEN_V01, |
| .msg_id = QMI_IPA_INSTALL_FILTER_RULE_REQ_V01, |
| .ei_array = ipa_install_fltr_rule_req_msg_data_v01_ei, |
| }; |
| static struct msg_desc ipa_install_fltr_rule_resp_desc = { |
| .max_msg_len = QMI_IPA_INSTALL_FILTER_RULE_RESP_MAX_MSG_LEN_V01, |
| .msg_id = QMI_IPA_INSTALL_FILTER_RULE_RESP_V01, |
| .ei_array = ipa_install_fltr_rule_resp_msg_data_v01_ei, |
| }; |
| static struct msg_desc ipa_filter_installed_notif_req_desc = { |
| .max_msg_len = QMI_IPA_FILTER_INSTALLED_NOTIF_REQ_MAX_MSG_LEN_V01, |
| .msg_id = QMI_IPA_FILTER_INSTALLED_NOTIF_REQ_V01, |
| .ei_array = ipa_fltr_installed_notif_req_msg_data_v01_ei, |
| }; |
| static struct msg_desc ipa_filter_installed_notif_resp_desc = { |
| .max_msg_len = QMI_IPA_FILTER_INSTALLED_NOTIF_RESP_MAX_MSG_LEN_V01, |
| .msg_id = QMI_IPA_FILTER_INSTALLED_NOTIF_RESP_V01, |
| .ei_array = ipa_fltr_installed_notif_resp_msg_data_v01_ei, |
| }; |
| static struct msg_desc ipa_config_req_desc = { |
| .max_msg_len = QMI_IPA_CONFIG_REQ_MAX_MSG_LEN_V01, |
| .msg_id = QMI_IPA_CONFIG_REQ_V01, |
| .ei_array = ipa_config_req_msg_data_v01_ei, |
| }; |
| static struct msg_desc ipa_config_resp_desc = { |
| .max_msg_len = QMI_IPA_CONFIG_RESP_MAX_MSG_LEN_V01, |
| .msg_id = QMI_IPA_CONFIG_RESP_V01, |
| .ei_array = ipa_config_resp_msg_data_v01_ei, |
| }; |
| |
| static int handle_indication_req(void *req_h, void *req) |
| { |
| struct ipa_indication_reg_req_msg_v01 *indication_req; |
| struct ipa_indication_reg_resp_msg_v01 resp; |
| struct ipa_master_driver_init_complt_ind_msg_v01 ind; |
| int rc; |
| |
| indication_req = (struct ipa_indication_reg_req_msg_v01 *)req; |
| IPAWANDBG("Received INDICATION Request\n"); |
| |
| memset(&resp, 0, sizeof(struct ipa_indication_reg_resp_msg_v01)); |
| resp.resp.result = IPA_QMI_RESULT_SUCCESS_V01; |
| rc = qmi_send_resp_from_cb(ipa_svc_handle, curr_conn, req_h, |
| &ipa_indication_reg_resp_desc, &resp, sizeof(resp)); |
| qmi_indication_fin = true; |
| /* check if need sending indication to modem */ |
| if (qmi_modem_init_fin) { |
| IPAWANDBG("send indication to modem (%d)\n", |
| qmi_modem_init_fin); |
| memset(&ind, 0, sizeof(struct |
| ipa_master_driver_init_complt_ind_msg_v01)); |
| ind.master_driver_init_status.result = |
| IPA_QMI_RESULT_SUCCESS_V01; |
| rc = qmi_send_ind_from_cb(ipa_svc_handle, curr_conn, |
| &ipa_master_driver_complete_indication_desc, |
| &ind, |
| sizeof(ind)); |
| } else { |
| IPAWANERR("not send indication\n"); |
| } |
| return rc; |
| } |
| |
| |
| static int handle_install_filter_rule_req(void *req_h, void *req) |
| { |
| struct ipa_install_fltr_rule_req_msg_v01 *rule_req; |
| struct ipa_install_fltr_rule_resp_msg_v01 resp; |
| uint32_t rule_hdl[MAX_NUM_Q6_RULE]; |
| int rc = 0, i; |
| |
| rule_req = (struct ipa_install_fltr_rule_req_msg_v01 *)req; |
| memset(rule_hdl, 0, sizeof(rule_hdl)); |
| memset(&resp, 0, sizeof(struct ipa_install_fltr_rule_resp_msg_v01)); |
| IPAWANDBG("Received install filter Request\n"); |
| |
| rc = copy_ul_filter_rule_to_ipa((struct |
| ipa_install_fltr_rule_req_msg_v01*)req, rule_hdl); |
| if (rc) |
| IPAWANERR("copy UL rules from modem is failed\n"); |
| |
| resp.resp.result = IPA_QMI_RESULT_SUCCESS_V01; |
| if (rule_req->filter_spec_list_valid == true) { |
| resp.filter_handle_list_valid = true; |
| if (rule_req->filter_spec_list_len > MAX_NUM_Q6_RULE) { |
| resp.filter_handle_list_len = MAX_NUM_Q6_RULE; |
| IPAWANERR("installed (%d) max Q6-UL rules ", |
| MAX_NUM_Q6_RULE); |
| IPAWANERR("but modem gives total (%u)\n", |
| rule_req->filter_spec_list_len); |
| } else { |
| resp.filter_handle_list_len = |
| rule_req->filter_spec_list_len; |
| } |
| } else { |
| resp.filter_handle_list_valid = false; |
| } |
| |
| /* construct UL filter rules response to Modem*/ |
| for (i = 0; i < resp.filter_handle_list_len; i++) { |
| resp.filter_handle_list[i].filter_spec_identifier = |
| rule_req->filter_spec_list[i].filter_spec_identifier; |
| resp.filter_handle_list[i].filter_handle = rule_hdl[i]; |
| } |
| |
| rc = qmi_send_resp_from_cb(ipa_svc_handle, curr_conn, req_h, |
| &ipa_install_fltr_rule_resp_desc, &resp, sizeof(resp)); |
| |
| IPAWANDBG("Replied to install filter request\n"); |
| return rc; |
| } |
| |
| static int handle_filter_installed_notify_req(void *req_h, void *req) |
| { |
| struct ipa_fltr_installed_notif_resp_msg_v01 resp; |
| int rc = 0; |
| |
| memset(&resp, 0, sizeof(struct ipa_fltr_installed_notif_resp_msg_v01)); |
| IPAWANDBG("Received filter_install_notify Request\n"); |
| resp.resp.result = IPA_QMI_RESULT_SUCCESS_V01; |
| |
| rc = qmi_send_resp_from_cb(ipa_svc_handle, curr_conn, req_h, |
| &ipa_filter_installed_notif_resp_desc, |
| &resp, sizeof(resp)); |
| |
| IPAWANDBG("Responsed filter_install_notify Request\n"); |
| return rc; |
| } |
| |
| static int handle_ipa_config_req(void *req_h, void *req) |
| { |
| struct ipa_config_resp_msg_v01 resp; |
| int rc; |
| |
| memset(&resp, 0, sizeof(struct ipa_config_resp_msg_v01)); |
| resp.resp.result = IPA_QMI_RESULT_SUCCESS_V01; |
| IPAWANDBG("Received IPA CONFIG Request\n"); |
| rc = ipa_mhi_handle_ipa_config_req( |
| (struct ipa_config_req_msg_v01 *)req); |
| if (rc) { |
| IPAERR("ipa_mhi_handle_ipa_config_req failed %d\n", rc); |
| resp.resp.result = IPA_QMI_RESULT_FAILURE_V01; |
| } |
| rc = qmi_send_resp_from_cb(ipa_svc_handle, curr_conn, req_h, |
| &ipa_config_resp_desc, |
| &resp, sizeof(resp)); |
| IPAWANDBG("Responsed IPA CONFIG Request\n"); |
| return rc; |
| } |
| |
| static int ipa_a5_svc_connect_cb(struct qmi_handle *handle, |
| void *conn_h) |
| { |
| if (ipa_svc_handle != handle || !conn_h) |
| return -EINVAL; |
| |
| if (curr_conn) { |
| IPAWANERR("Service is busy\n"); |
| return -ECONNREFUSED; |
| } |
| curr_conn = conn_h; |
| return 0; |
| } |
| |
| static int ipa_a5_svc_disconnect_cb(struct qmi_handle *handle, |
| void *conn_h) |
| { |
| if (ipa_svc_handle != handle || curr_conn != conn_h) |
| return -EINVAL; |
| |
| curr_conn = NULL; |
| return 0; |
| } |
| |
| static int ipa_a5_svc_req_desc_cb(unsigned int msg_id, |
| struct msg_desc **req_desc) |
| { |
| int rc; |
| |
| switch (msg_id) { |
| case QMI_IPA_INDICATION_REGISTER_REQ_V01: |
| *req_desc = &ipa_indication_reg_req_desc; |
| rc = sizeof(struct ipa_indication_reg_req_msg_v01); |
| break; |
| |
| case QMI_IPA_INSTALL_FILTER_RULE_REQ_V01: |
| *req_desc = &ipa_install_fltr_rule_req_desc; |
| rc = sizeof(struct ipa_install_fltr_rule_req_msg_v01); |
| break; |
| case QMI_IPA_FILTER_INSTALLED_NOTIF_REQ_V01: |
| *req_desc = &ipa_filter_installed_notif_req_desc; |
| rc = sizeof(struct ipa_fltr_installed_notif_req_msg_v01); |
| break; |
| case QMI_IPA_CONFIG_REQ_V01: |
| *req_desc = &ipa_config_req_desc; |
| rc = sizeof(struct ipa_config_req_msg_v01); |
| break; |
| default: |
| rc = -ENOTSUPP; |
| break; |
| } |
| return rc; |
| } |
| |
| static int ipa_a5_svc_req_cb(struct qmi_handle *handle, void *conn_h, |
| void *req_h, unsigned int msg_id, void *req) |
| { |
| int rc; |
| |
| if (ipa_svc_handle != handle || curr_conn != conn_h) |
| return -EINVAL; |
| |
| switch (msg_id) { |
| case QMI_IPA_INDICATION_REGISTER_REQ_V01: |
| rc = handle_indication_req(req_h, req); |
| break; |
| case QMI_IPA_INSTALL_FILTER_RULE_REQ_V01: |
| rc = handle_install_filter_rule_req(req_h, req); |
| rc = wwan_update_mux_channel_prop(); |
| break; |
| case QMI_IPA_FILTER_INSTALLED_NOTIF_REQ_V01: |
| rc = handle_filter_installed_notify_req(req_h, req); |
| break; |
| case QMI_IPA_CONFIG_REQ_V01: |
| rc = handle_ipa_config_req(req_h, req); |
| break; |
| default: |
| rc = -ENOTSUPP; |
| break; |
| } |
| return rc; |
| } |
| |
| static void ipa_a5_svc_recv_msg(struct work_struct *work) |
| { |
| int rc; |
| |
| do { |
| IPAWANDBG_LOW("Notified about a Receive Event"); |
| rc = qmi_recv_msg(ipa_svc_handle); |
| } while (rc == 0); |
| if (rc != -ENOMSG) |
| IPAWANERR("Error receiving message\n"); |
| } |
| |
| static void qmi_ipa_a5_svc_ntfy(struct qmi_handle *handle, |
| enum qmi_event_type event, void *priv) |
| { |
| switch (event) { |
| case QMI_RECV_MSG: |
| if (!atomic_read(&workqueues_stopped)) |
| queue_delayed_work(ipa_svc_workqueue, |
| &work_recv_msg, 0); |
| break; |
| default: |
| break; |
| } |
| } |
| |
| static struct qmi_svc_ops_options ipa_a5_svc_ops_options = { |
| .version = 1, |
| .service_id = IPA_A5_SERVICE_SVC_ID, |
| .service_vers = IPA_A5_SVC_VERS, |
| .service_ins = IPA_A5_SERVICE_INS_ID, |
| .connect_cb = ipa_a5_svc_connect_cb, |
| .disconnect_cb = ipa_a5_svc_disconnect_cb, |
| .req_desc_cb = ipa_a5_svc_req_desc_cb, |
| .req_cb = ipa_a5_svc_req_cb, |
| }; |
| |
| |
| /****************************************************/ |
| /* QMI A5 client ->Q6 */ |
| /****************************************************/ |
| static void ipa_q6_clnt_recv_msg(struct work_struct *work); |
| static DECLARE_DELAYED_WORK(work_recv_msg_client, ipa_q6_clnt_recv_msg); |
| static void ipa_q6_clnt_svc_arrive(struct work_struct *work); |
| static DECLARE_DELAYED_WORK(work_svc_arrive, ipa_q6_clnt_svc_arrive); |
| static void ipa_q6_clnt_svc_exit(struct work_struct *work); |
| static DECLARE_DELAYED_WORK(work_svc_exit, ipa_q6_clnt_svc_exit); |
| /* Test client port for IPC Router */ |
| static struct qmi_handle *ipa_q6_clnt; |
| static int ipa_q6_clnt_reset; |
| |
| static int ipa_check_qmi_response(int rc, |
| int req_id, |
| enum ipa_qmi_result_type_v01 result, |
| enum ipa_qmi_error_type_v01 error, |
| char *resp_type) |
| { |
| if (rc < 0) { |
| if (rc == -ETIMEDOUT && ipa_rmnet_ctx.ipa_rmnet_ssr) { |
| IPAWANERR( |
| "Timeout for qmi request id %d\n", req_id); |
| return rc; |
| } |
| if ((rc == -ENETRESET) || (rc == -ENODEV)) { |
| IPAWANERR( |
| "SSR while waiting for qmi request id %d\n", req_id); |
| return rc; |
| } |
| IPAWANERR("Error sending qmi request id %d, rc = %d\n", |
| req_id, rc); |
| return rc; |
| } |
| if (result != IPA_QMI_RESULT_SUCCESS_V01 && |
| ipa_rmnet_ctx.ipa_rmnet_ssr) { |
| IPAWANERR( |
| "Got bad response %d from request id %d (error %d)\n", |
| req_id, result, error); |
| return result; |
| } |
| IPAWANDBG_LOW("Received %s successfully\n", resp_type); |
| return 0; |
| } |
| |
| static int qmi_init_modem_send_sync_msg(void) |
| { |
| struct ipa_init_modem_driver_req_msg_v01 req; |
| struct ipa_init_modem_driver_resp_msg_v01 resp; |
| struct msg_desc req_desc, resp_desc; |
| int rc; |
| u16 smem_restr_bytes = ipa2_get_smem_restr_bytes(); |
| |
| memset(&req, 0, sizeof(struct ipa_init_modem_driver_req_msg_v01)); |
| memset(&resp, 0, sizeof(struct ipa_init_modem_driver_resp_msg_v01)); |
| |
| req.platform_type_valid = true; |
| req.platform_type = ipa_wan_platform; |
| |
| req.hdr_tbl_info_valid = (IPA_MEM_PART(modem_hdr_size) != 0); |
| req.hdr_tbl_info.modem_offset_start = |
| IPA_MEM_PART(modem_hdr_ofst) + smem_restr_bytes; |
| req.hdr_tbl_info.modem_offset_end = IPA_MEM_PART(modem_hdr_ofst) + |
| smem_restr_bytes + IPA_MEM_PART(modem_hdr_size) - 1; |
| |
| req.v4_route_tbl_info_valid = true; |
| req.v4_route_tbl_info.route_tbl_start_addr = IPA_MEM_PART(v4_rt_ofst) + |
| smem_restr_bytes; |
| req.v4_route_tbl_info.num_indices = IPA_MEM_PART(v4_modem_rt_index_hi); |
| req.v6_route_tbl_info_valid = true; |
| |
| req.v6_route_tbl_info.route_tbl_start_addr = IPA_MEM_PART(v6_rt_ofst) + |
| smem_restr_bytes; |
| req.v6_route_tbl_info.num_indices = IPA_MEM_PART(v6_modem_rt_index_hi); |
| |
| req.v4_filter_tbl_start_addr_valid = true; |
| req.v4_filter_tbl_start_addr = |
| IPA_MEM_PART(v4_flt_ofst) + smem_restr_bytes; |
| |
| req.v6_filter_tbl_start_addr_valid = true; |
| req.v6_filter_tbl_start_addr = |
| IPA_MEM_PART(v6_flt_ofst) + smem_restr_bytes; |
| |
| req.modem_mem_info_valid = (IPA_MEM_PART(modem_size) != 0); |
| req.modem_mem_info.block_start_addr = |
| IPA_MEM_PART(modem_ofst) + smem_restr_bytes; |
| req.modem_mem_info.size = IPA_MEM_PART(modem_size); |
| |
| req.ctrl_comm_dest_end_pt_valid = true; |
| req.ctrl_comm_dest_end_pt = |
| ipa2_get_ep_mapping(IPA_CLIENT_APPS_WAN_CONS); |
| |
| req.hdr_proc_ctx_tbl_info_valid = |
| (IPA_MEM_PART(modem_hdr_proc_ctx_size) != 0); |
| req.hdr_proc_ctx_tbl_info.modem_offset_start = |
| IPA_MEM_PART(modem_hdr_proc_ctx_ofst) + smem_restr_bytes; |
| req.hdr_proc_ctx_tbl_info.modem_offset_end = |
| IPA_MEM_PART(modem_hdr_proc_ctx_ofst) + |
| IPA_MEM_PART(modem_hdr_proc_ctx_size) + smem_restr_bytes - 1; |
| |
| req.zip_tbl_info_valid = (IPA_MEM_PART(modem_comp_decomp_size) != 0); |
| req.zip_tbl_info.modem_offset_start = |
| IPA_MEM_PART(modem_comp_decomp_size) + smem_restr_bytes; |
| req.zip_tbl_info.modem_offset_end = |
| IPA_MEM_PART(modem_comp_decomp_ofst) + |
| IPA_MEM_PART(modem_comp_decomp_size) + smem_restr_bytes - 1; |
| |
| if (!ipa_uc_loaded_check()) { /* First time boot */ |
| req.is_ssr_bootup_valid = false; |
| req.is_ssr_bootup = 0; |
| } else { /* After SSR boot */ |
| req.is_ssr_bootup_valid = true; |
| req.is_ssr_bootup = 1; |
| } |
| |
| IPAWANDBG("platform_type %d\n", req.platform_type); |
| IPAWANDBG("hdr_tbl_info.modem_offset_start %d\n", |
| req.hdr_tbl_info.modem_offset_start); |
| IPAWANDBG("hdr_tbl_info.modem_offset_end %d\n", |
| req.hdr_tbl_info.modem_offset_end); |
| IPAWANDBG("v4_route_tbl_info.route_tbl_start_addr %d\n", |
| req.v4_route_tbl_info.route_tbl_start_addr); |
| IPAWANDBG("v4_route_tbl_info.num_indices %d\n", |
| req.v4_route_tbl_info.num_indices); |
| IPAWANDBG("v6_route_tbl_info.route_tbl_start_addr %d\n", |
| req.v6_route_tbl_info.route_tbl_start_addr); |
| IPAWANDBG("v6_route_tbl_info.num_indices %d\n", |
| req.v6_route_tbl_info.num_indices); |
| IPAWANDBG("v4_filter_tbl_start_addr %d\n", |
| req.v4_filter_tbl_start_addr); |
| IPAWANDBG("v6_filter_tbl_start_addr %d\n", |
| req.v6_filter_tbl_start_addr); |
| IPAWANDBG("modem_mem_info.block_start_addr %d\n", |
| req.modem_mem_info.block_start_addr); |
| IPAWANDBG("modem_mem_info.size %d\n", |
| req.modem_mem_info.size); |
| IPAWANDBG("ctrl_comm_dest_end_pt %d\n", |
| req.ctrl_comm_dest_end_pt); |
| IPAWANDBG("is_ssr_bootup %d\n", |
| req.is_ssr_bootup); |
| |
| req_desc.max_msg_len = QMI_IPA_INIT_MODEM_DRIVER_REQ_MAX_MSG_LEN_V01; |
| req_desc.msg_id = QMI_IPA_INIT_MODEM_DRIVER_REQ_V01; |
| req_desc.ei_array = ipa_init_modem_driver_req_msg_data_v01_ei; |
| |
| resp_desc.max_msg_len = QMI_IPA_INIT_MODEM_DRIVER_RESP_MAX_MSG_LEN_V01; |
| resp_desc.msg_id = QMI_IPA_INIT_MODEM_DRIVER_RESP_V01; |
| resp_desc.ei_array = ipa_init_modem_driver_resp_msg_data_v01_ei; |
| |
| pr_info("Sending QMI_IPA_INIT_MODEM_DRIVER_REQ_V01\n"); |
| if (unlikely(!ipa_q6_clnt)) |
| return -ETIMEDOUT; |
| rc = qmi_send_req_wait(ipa_q6_clnt, &req_desc, &req, sizeof(req), |
| &resp_desc, &resp, sizeof(resp), |
| QMI_SEND_REQ_TIMEOUT_MS); |
| pr_info("QMI_IPA_INIT_MODEM_DRIVER_REQ_V01 response received\n"); |
| return ipa_check_qmi_response(rc, |
| QMI_IPA_INIT_MODEM_DRIVER_REQ_V01, resp.resp.result, |
| resp.resp.error, "ipa_init_modem_driver_resp_msg_v01"); |
| } |
| |
| /* sending filter-install-request to modem*/ |
| int qmi_filter_request_send(struct ipa_install_fltr_rule_req_msg_v01 *req) |
| { |
| struct ipa_install_fltr_rule_resp_msg_v01 resp; |
| struct msg_desc req_desc, resp_desc; |
| int rc; |
| int i; |
| |
| /* check if the filter rules from IPACM is valid */ |
| if (req->filter_spec_list_len == 0) { |
| IPAWANDBG("IPACM pass zero rules to Q6\n"); |
| } else { |
| IPAWANDBG("IPACM pass %u rules to Q6\n", |
| req->filter_spec_list_len); |
| } |
| |
| if (req->filter_spec_list_len >= QMI_IPA_MAX_FILTERS_V01) { |
| IPAWANDBG( |
| "IPACM passes the number of filtering rules exceed limit\n"); |
| return -EINVAL; |
| } else if (req->source_pipe_index_valid != 0) { |
| IPAWANDBG( |
| "IPACM passes source_pipe_index_valid not zero 0 != %d\n", |
| req->source_pipe_index_valid); |
| return -EINVAL; |
| } else if (req->source_pipe_index >= ipa_ctx->ipa_num_pipes) { |
| IPAWANDBG( |
| "IPACM passes source pipe index not valid ID = %d\n", |
| req->source_pipe_index); |
| return -EINVAL; |
| } |
| for (i = 0; i < req->filter_spec_list_len; i++) { |
| if ((req->filter_spec_list[i].ip_type != |
| QMI_IPA_IP_TYPE_V4_V01) && |
| (req->filter_spec_list[i].ip_type != |
| QMI_IPA_IP_TYPE_V6_V01)) |
| return -EINVAL; |
| if (req->filter_spec_list[i].is_mux_id_valid == false) |
| return -EINVAL; |
| if (req->filter_spec_list[i].is_routing_table_index_valid |
| == false) |
| return -EINVAL; |
| if ((req->filter_spec_list[i].filter_action <= |
| QMI_IPA_FILTER_ACTION_INVALID_V01) && |
| (req->filter_spec_list[i].filter_action > |
| QMI_IPA_FILTER_ACTION_EXCEPTION_V01)) |
| return -EINVAL; |
| } |
| mutex_lock(&ipa_qmi_lock); |
| if (ipa_qmi_ctx != NULL) { |
| /* cache the qmi_filter_request */ |
| memcpy(&(ipa_qmi_ctx->ipa_install_fltr_rule_req_msg_cache[ |
| ipa_qmi_ctx->num_ipa_install_fltr_rule_req_msg]), |
| req, |
| sizeof(struct ipa_install_fltr_rule_req_msg_v01)); |
| ipa_qmi_ctx->num_ipa_install_fltr_rule_req_msg++; |
| ipa_qmi_ctx->num_ipa_install_fltr_rule_req_msg %= 10; |
| } |
| mutex_unlock(&ipa_qmi_lock); |
| |
| req_desc.max_msg_len = QMI_IPA_INSTALL_FILTER_RULE_REQ_MAX_MSG_LEN_V01; |
| req_desc.msg_id = QMI_IPA_INSTALL_FILTER_RULE_REQ_V01; |
| req_desc.ei_array = ipa_install_fltr_rule_req_msg_data_v01_ei; |
| |
| memset(&resp, 0, sizeof(struct ipa_install_fltr_rule_resp_msg_v01)); |
| resp_desc.max_msg_len = |
| QMI_IPA_INSTALL_FILTER_RULE_RESP_MAX_MSG_LEN_V01; |
| resp_desc.msg_id = QMI_IPA_INSTALL_FILTER_RULE_RESP_V01; |
| resp_desc.ei_array = ipa_install_fltr_rule_resp_msg_data_v01_ei; |
| if (unlikely(!ipa_q6_clnt)) |
| return -ETIMEDOUT; |
| rc = qmi_send_req_wait(ipa_q6_clnt, &req_desc, |
| req, |
| sizeof(struct ipa_install_fltr_rule_req_msg_v01), |
| &resp_desc, &resp, sizeof(resp), |
| QMI_SEND_REQ_TIMEOUT_MS); |
| return ipa_check_qmi_response(rc, |
| QMI_IPA_INSTALL_FILTER_RULE_REQ_V01, resp.resp.result, |
| resp.resp.error, "ipa_install_filter"); |
| } |
| |
| |
| int qmi_enable_force_clear_datapath_send( |
| struct ipa_enable_force_clear_datapath_req_msg_v01 *req) |
| { |
| struct ipa_enable_force_clear_datapath_resp_msg_v01 resp; |
| struct msg_desc req_desc, resp_desc; |
| int rc = 0; |
| |
| |
| if (!req || !req->source_pipe_bitmask) { |
| IPAWANERR("invalid params\n"); |
| return -EINVAL; |
| } |
| |
| req_desc.max_msg_len = |
| QMI_IPA_ENABLE_FORCE_CLEAR_DATAPATH_REQ_MAX_MSG_LEN_V01; |
| req_desc.msg_id = QMI_IPA_ENABLE_FORCE_CLEAR_DATAPATH_REQ_V01; |
| req_desc.ei_array = ipa_enable_force_clear_datapath_req_msg_data_v01_ei; |
| |
| memset(&resp, 0, sizeof(struct ipa_fltr_installed_notif_resp_msg_v01)); |
| resp_desc.max_msg_len = |
| QMI_IPA_ENABLE_FORCE_CLEAR_DATAPATH_RESP_MAX_MSG_LEN_V01; |
| resp_desc.msg_id = QMI_IPA_ENABLE_FORCE_CLEAR_DATAPATH_RESP_V01; |
| resp_desc.ei_array = |
| ipa_enable_force_clear_datapath_resp_msg_data_v01_ei; |
| if (unlikely(!ipa_q6_clnt)) |
| return -ETIMEDOUT; |
| rc = qmi_send_req_wait(ipa_q6_clnt, |
| &req_desc, |
| req, |
| sizeof(*req), |
| &resp_desc, &resp, sizeof(resp), |
| QMI_IPA_FORCE_CLEAR_DATAPATH_TIMEOUT_MS); |
| if (rc < 0) { |
| IPAWANERR("send req failed %d\n", rc); |
| return rc; |
| } |
| if (resp.resp.result != IPA_QMI_RESULT_SUCCESS_V01) { |
| IPAWANERR("filter_notify failed %d\n", |
| resp.resp.result); |
| return resp.resp.result; |
| } |
| IPAWANDBG("SUCCESS\n"); |
| return rc; |
| } |
| |
| int qmi_disable_force_clear_datapath_send( |
| struct ipa_disable_force_clear_datapath_req_msg_v01 *req) |
| { |
| struct ipa_disable_force_clear_datapath_resp_msg_v01 resp; |
| struct msg_desc req_desc, resp_desc; |
| int rc = 0; |
| |
| |
| if (!req) { |
| IPAWANERR("invalid params\n"); |
| return -EINVAL; |
| } |
| |
| req_desc.max_msg_len = |
| QMI_IPA_DISABLE_FORCE_CLEAR_DATAPATH_REQ_MAX_MSG_LEN_V01; |
| req_desc.msg_id = QMI_IPA_DISABLE_FORCE_CLEAR_DATAPATH_REQ_V01; |
| req_desc.ei_array = |
| ipa_disable_force_clear_datapath_req_msg_data_v01_ei; |
| |
| memset(&resp, 0, sizeof(struct ipa_fltr_installed_notif_resp_msg_v01)); |
| resp_desc.max_msg_len = |
| QMI_IPA_DISABLE_FORCE_CLEAR_DATAPATH_RESP_MAX_MSG_LEN_V01; |
| resp_desc.msg_id = QMI_IPA_DISABLE_FORCE_CLEAR_DATAPATH_RESP_V01; |
| resp_desc.ei_array = |
| ipa_disable_force_clear_datapath_resp_msg_data_v01_ei; |
| if (unlikely(!ipa_q6_clnt)) |
| return -ETIMEDOUT; |
| rc = qmi_send_req_wait(ipa_q6_clnt, |
| &req_desc, |
| req, |
| sizeof(*req), |
| &resp_desc, &resp, sizeof(resp), |
| QMI_IPA_FORCE_CLEAR_DATAPATH_TIMEOUT_MS); |
| if (rc < 0) { |
| IPAWANERR("send req failed %d\n", rc); |
| return rc; |
| } |
| if (resp.resp.result != IPA_QMI_RESULT_SUCCESS_V01) { |
| IPAWANERR("filter_notify failed %d\n", |
| resp.resp.result); |
| return resp.resp.result; |
| } |
| IPAWANDBG("SUCCESS\n"); |
| return rc; |
| } |
| |
| /* sending filter-installed-notify-request to modem*/ |
| int qmi_filter_notify_send(struct ipa_fltr_installed_notif_req_msg_v01 *req) |
| { |
| struct ipa_fltr_installed_notif_resp_msg_v01 resp; |
| struct msg_desc req_desc, resp_desc; |
| int rc = 0, i = 0; |
| |
| /* check if the filter rules from IPACM is valid */ |
| if (req->filter_index_list_len == 0) { |
| IPAWANDBG(" delete UL filter rule for pipe %d\n", |
| req->source_pipe_index); |
| } else if (req->filter_index_list_len > QMI_IPA_MAX_FILTERS_V01) { |
| IPAWANERR(" UL filter rule for pipe %d exceed max (%u)\n", |
| req->source_pipe_index, |
| req->filter_index_list_len); |
| return -EINVAL; |
| } else if (req->filter_index_list[0].filter_index == 0 && |
| req->source_pipe_index != |
| ipa2_get_ep_mapping(IPA_CLIENT_APPS_LAN_WAN_PROD)) { |
| IPAWANERR(" get index wrong for pipe %d\n", |
| req->source_pipe_index); |
| for (i = 0; i < req->filter_index_list_len; i++) |
| IPAWANERR(" %d-st handle %d index %d\n", |
| i, |
| req->filter_index_list[i].filter_handle, |
| req->filter_index_list[i].filter_index); |
| return -EINVAL; |
| } else if (req->install_status != IPA_QMI_RESULT_SUCCESS_V01) { |
| IPAWANERR(" UL filter rule for pipe %d install_status = %d\n", |
| req->source_pipe_index, req->install_status); |
| return -EINVAL; |
| } else if (req->source_pipe_index >= ipa_ctx->ipa_num_pipes) { |
| IPAWANERR("IPACM passes source pipe index not valid ID = %d\n", |
| req->source_pipe_index); |
| return -EINVAL; |
| } else if (((req->embedded_pipe_index_valid != true) || |
| (req->embedded_call_mux_id_valid != true)) && |
| ((req->embedded_pipe_index_valid != false) || |
| (req->embedded_call_mux_id_valid != false))) { |
| IPAWANERR( |
| "IPACM passes embedded pipe and mux valid not valid\n"); |
| return -EINVAL; |
| } else if (req->embedded_pipe_index >= ipa_ctx->ipa_num_pipes) { |
| IPAWANERR("IPACM passes source pipe index not valid ID = %d\n", |
| req->source_pipe_index); |
| return -EINVAL; |
| } |
| |
| mutex_lock(&ipa_qmi_lock); |
| if (ipa_qmi_ctx != NULL) { |
| /* cache the qmi_filter_request */ |
| memcpy(&(ipa_qmi_ctx->ipa_fltr_installed_notif_req_msg_cache[ |
| ipa_qmi_ctx->num_ipa_fltr_installed_notif_req_msg]), |
| req, |
| sizeof(struct ipa_fltr_installed_notif_req_msg_v01)); |
| ipa_qmi_ctx->num_ipa_fltr_installed_notif_req_msg++; |
| ipa_qmi_ctx->num_ipa_fltr_installed_notif_req_msg %= 10; |
| } |
| mutex_unlock(&ipa_qmi_lock); |
| req_desc.max_msg_len = |
| QMI_IPA_FILTER_INSTALLED_NOTIF_REQ_MAX_MSG_LEN_V01; |
| req_desc.msg_id = QMI_IPA_FILTER_INSTALLED_NOTIF_REQ_V01; |
| req_desc.ei_array = ipa_fltr_installed_notif_req_msg_data_v01_ei; |
| |
| memset(&resp, 0, sizeof(struct ipa_fltr_installed_notif_resp_msg_v01)); |
| resp_desc.max_msg_len = |
| QMI_IPA_FILTER_INSTALLED_NOTIF_RESP_MAX_MSG_LEN_V01; |
| resp_desc.msg_id = QMI_IPA_FILTER_INSTALLED_NOTIF_RESP_V01; |
| resp_desc.ei_array = ipa_fltr_installed_notif_resp_msg_data_v01_ei; |
| if (unlikely(!ipa_q6_clnt)) |
| return -ETIMEDOUT; |
| rc = qmi_send_req_wait(ipa_q6_clnt, |
| &req_desc, |
| req, |
| sizeof(struct ipa_fltr_installed_notif_req_msg_v01), |
| &resp_desc, &resp, sizeof(resp), |
| QMI_SEND_REQ_TIMEOUT_MS); |
| return ipa_check_qmi_response(rc, |
| QMI_IPA_FILTER_INSTALLED_NOTIF_REQ_V01, resp.resp.result, |
| resp.resp.error, "ipa_fltr_installed_notif_resp"); |
| } |
| |
| static void ipa_q6_clnt_recv_msg(struct work_struct *work) |
| { |
| int rc; |
| |
| do { |
| IPAWANDBG_LOW("Notified about a Receive Event"); |
| rc = qmi_recv_msg(ipa_q6_clnt); |
| } while (rc == 0); |
| if (rc != -ENOMSG) |
| IPAWANERR("Error receiving message\n"); |
| } |
| |
| static void ipa_q6_clnt_notify(struct qmi_handle *handle, |
| enum qmi_event_type event, void *notify_priv) |
| { |
| switch (event) { |
| case QMI_RECV_MSG: |
| IPAWANDBG_LOW("client qmi recv message called"); |
| if (!atomic_read(&workqueues_stopped)) |
| queue_delayed_work(ipa_clnt_resp_workqueue, |
| &work_recv_msg_client, 0); |
| break; |
| default: |
| break; |
| } |
| } |
| |
| static void ipa_q6_clnt_ind_cb(struct qmi_handle *handle, unsigned int msg_id, |
| void *msg, unsigned int msg_len, |
| void *ind_cb_priv) |
| { |
| struct ipa_data_usage_quota_reached_ind_msg_v01 qmi_ind; |
| struct msg_desc qmi_ind_desc; |
| int rc = 0; |
| |
| if (handle != ipa_q6_clnt) { |
| IPAWANERR("Wrong client\n"); |
| return; |
| } |
| |
| if (msg_id == QMI_IPA_DATA_USAGE_QUOTA_REACHED_IND_V01) { |
| memset(&qmi_ind, 0, sizeof( |
| struct ipa_data_usage_quota_reached_ind_msg_v01)); |
| qmi_ind_desc.max_msg_len = |
| QMI_IPA_DATA_USAGE_QUOTA_REACHED_IND_MAX_MSG_LEN_V01; |
| qmi_ind_desc.msg_id = QMI_IPA_DATA_USAGE_QUOTA_REACHED_IND_V01; |
| qmi_ind_desc.ei_array = |
| ipa_data_usage_quota_reached_ind_msg_data_v01_ei; |
| |
| rc = qmi_kernel_decode(&qmi_ind_desc, &qmi_ind, msg, msg_len); |
| if (rc < 0) { |
| IPAWANERR("Error decoding msg_id %d\n", msg_id); |
| return; |
| } |
| IPAWANDBG("Quota reached indication on qmux(%d) Mbytes(%lu)\n", |
| qmi_ind.apn.mux_id, |
| (unsigned long int) qmi_ind.apn.num_Mbytes); |
| ipa_broadcast_quota_reach_ind(qmi_ind.apn.mux_id, |
| IPA_UPSTEAM_MODEM); |
| } |
| } |
| |
| static void ipa_q6_clnt_svc_arrive(struct work_struct *work) |
| { |
| int rc; |
| struct ipa_master_driver_init_complt_ind_msg_v01 ind; |
| |
| /* Create a Local client port for QMI communication */ |
| ipa_q6_clnt = qmi_handle_create(ipa_q6_clnt_notify, NULL); |
| if (!ipa_q6_clnt) { |
| IPAWANERR("QMI client handle alloc failed\n"); |
| return; |
| } |
| |
| IPAWANDBG("Lookup server name, get client-hdl(%p)\n", |
| ipa_q6_clnt); |
| rc = qmi_connect_to_service(ipa_q6_clnt, |
| IPA_Q6_SERVICE_SVC_ID, |
| IPA_Q6_SVC_VERS, |
| IPA_Q6_SERVICE_INS_ID); |
| if (rc < 0) { |
| IPAWANERR("Server not found\n"); |
| ipa_q6_clnt_svc_exit(0); |
| return; |
| } |
| |
| rc = qmi_register_ind_cb(ipa_q6_clnt, ipa_q6_clnt_ind_cb, NULL); |
| if (rc < 0) |
| IPAWANERR("Unable to register for indications\n"); |
| |
| ipa_q6_clnt_reset = 0; |
| IPAWANDBG("Q6 QMI service available now\n"); |
| /* Initialize modem IPA-driver */ |
| IPAWANDBG("send qmi_init_modem_send_sync_msg to modem\n"); |
| rc = qmi_init_modem_send_sync_msg(); |
| if ((rc == -ENETRESET) || (rc == -ENODEV)) { |
| IPAWANERR("qmi_init_modem_send_sync_msg failed due to SSR!\n"); |
| /* Cleanup will take place when ipa_wwan_remove is called */ |
| return; |
| } |
| if (rc != 0) { |
| IPAWANERR("qmi_init_modem_send_sync_msg failed\n"); |
| /* |
| * This is a very unexpected scenario, which requires a kernel |
| * panic in order to force dumps for QMI/Q6 side analysis. |
| */ |
| BUG(); |
| return; |
| } |
| qmi_modem_init_fin = true; |
| |
| /* In cold-bootup, first_time_handshake = false */ |
| ipa_q6_handshake_complete(first_time_handshake); |
| first_time_handshake = true; |
| |
| IPAWANDBG("complete, qmi_modem_init_fin : %d\n", |
| qmi_modem_init_fin); |
| |
| if (qmi_indication_fin) { |
| IPAWANDBG("send indication to modem (%d)\n", |
| qmi_indication_fin); |
| memset(&ind, 0, sizeof(struct |
| ipa_master_driver_init_complt_ind_msg_v01)); |
| ind.master_driver_init_status.result = |
| IPA_QMI_RESULT_SUCCESS_V01; |
| rc = qmi_send_ind(ipa_svc_handle, curr_conn, |
| &ipa_master_driver_complete_indication_desc, |
| &ind, |
| sizeof(ind)); |
| IPAWANDBG("ipa_qmi_service_client good\n"); |
| } else { |
| IPAWANERR("not send indication (%d)\n", |
| qmi_indication_fin); |
| } |
| } |
| |
| |
| static void ipa_q6_clnt_svc_exit(struct work_struct *work) |
| { |
| mutex_lock(&ipa_qmi_lock); |
| |
| if (ipa_q6_clnt) |
| qmi_handle_destroy(ipa_q6_clnt); |
| ipa_q6_clnt_reset = 1; |
| ipa_q6_clnt = NULL; |
| |
| mutex_unlock(&ipa_qmi_lock); |
| } |
| |
| |
| static int ipa_q6_clnt_svc_event_notify(struct notifier_block *this, |
| unsigned long code, |
| void *_cmd) |
| { |
| IPAWANDBG("event %ld\n", code); |
| switch (code) { |
| case QMI_SERVER_ARRIVE: |
| if (!atomic_read(&workqueues_stopped)) |
| queue_delayed_work(ipa_clnt_req_workqueue, |
| &work_svc_arrive, 0); |
| break; |
| default: |
| break; |
| } |
| return 0; |
| } |
| |
| |
| static struct notifier_block ipa_q6_clnt_nb = { |
| .notifier_call = ipa_q6_clnt_svc_event_notify, |
| }; |
| |
| static void ipa_qmi_service_init_worker(void) |
| { |
| int rc; |
| |
| /* Initialize QMI-service*/ |
| IPAWANDBG("IPA A7 QMI init OK :>>>>\n"); |
| |
| /* start the QMI msg cache */ |
| ipa_qmi_ctx = vzalloc(sizeof(*ipa_qmi_ctx)); |
| if (!ipa_qmi_ctx) { |
| IPAWANERR(":kzalloc err.\n"); |
| return; |
| } |
| ipa_qmi_ctx->modem_cfg_emb_pipe_flt = |
| ipa2_get_modem_cfg_emb_pipe_flt(); |
| |
| ipa_svc_workqueue = create_singlethread_workqueue("ipa_A7_svc"); |
| if (!ipa_svc_workqueue) { |
| IPAWANERR("Creating ipa_A7_svc workqueue failed\n"); |
| vfree(ipa_qmi_ctx); |
| ipa_qmi_ctx = NULL; |
| return; |
| } |
| |
| ipa_svc_handle = qmi_handle_create(qmi_ipa_a5_svc_ntfy, NULL); |
| if (!ipa_svc_handle) { |
| IPAWANERR("Creating ipa_A7_svc qmi handle failed\n"); |
| goto destroy_ipa_A7_svc_wq; |
| } |
| |
| /* |
| * Setting the current connection to NULL, as due to a race between |
| * server and client clean-up in SSR, the disconnect_cb might not |
| * have necessarily been called |
| */ |
| curr_conn = NULL; |
| |
| rc = qmi_svc_register(ipa_svc_handle, &ipa_a5_svc_ops_options); |
| if (rc < 0) { |
| IPAWANERR("Registering ipa_a5 svc failed %d\n", |
| rc); |
| goto destroy_qmi_handle; |
| } |
| |
| /* Initialize QMI-client */ |
| |
| ipa_clnt_req_workqueue = create_singlethread_workqueue("clnt_req"); |
| if (!ipa_clnt_req_workqueue) { |
| IPAWANERR("Creating clnt_req workqueue failed\n"); |
| goto deregister_qmi_srv; |
| } |
| |
| ipa_clnt_resp_workqueue = create_singlethread_workqueue("clnt_resp"); |
| if (!ipa_clnt_resp_workqueue) { |
| IPAWANERR("Creating clnt_resp workqueue failed\n"); |
| goto destroy_clnt_req_wq; |
| } |
| |
| rc = qmi_svc_event_notifier_register(IPA_Q6_SERVICE_SVC_ID, |
| IPA_Q6_SVC_VERS, |
| IPA_Q6_SERVICE_INS_ID, &ipa_q6_clnt_nb); |
| if (rc < 0) { |
| IPAWANERR("notifier register failed\n"); |
| goto destroy_clnt_resp_wq; |
| } |
| |
| atomic_set(&ipa_qmi_initialized, 1); |
| /* get Q6 service and start send modem-initial to Q6 */ |
| IPAWANDBG("wait service available\n"); |
| return; |
| |
| destroy_clnt_resp_wq: |
| destroy_workqueue(ipa_clnt_resp_workqueue); |
| ipa_clnt_resp_workqueue = NULL; |
| destroy_clnt_req_wq: |
| destroy_workqueue(ipa_clnt_req_workqueue); |
| ipa_clnt_req_workqueue = NULL; |
| deregister_qmi_srv: |
| qmi_svc_unregister(ipa_svc_handle); |
| destroy_qmi_handle: |
| qmi_handle_destroy(ipa_svc_handle); |
| ipa_svc_handle = 0; |
| destroy_ipa_A7_svc_wq: |
| destroy_workqueue(ipa_svc_workqueue); |
| ipa_svc_workqueue = NULL; |
| vfree(ipa_qmi_ctx); |
| ipa_qmi_ctx = NULL; |
| } |
| |
| int ipa_qmi_service_init(uint32_t wan_platform_type) |
| { |
| ipa_wan_platform = wan_platform_type; |
| qmi_modem_init_fin = false; |
| qmi_indication_fin = false; |
| atomic_set(&workqueues_stopped, 0); |
| |
| if (atomic_read(&ipa_qmi_initialized == 0)) |
| ipa_qmi_service_init_worker(); |
| return 0; |
| } |
| |
| void ipa_qmi_service_exit(void) |
| { |
| int ret = 0; |
| |
| atomic_set(&workqueues_stopped, 1); |
| |
| /* qmi-service */ |
| if (ipa_svc_handle) { |
| ret = qmi_svc_unregister(ipa_svc_handle); |
| if (ret < 0) |
| IPAWANERR("unregister qmi handle %p failed, ret=%d\n", |
| ipa_svc_handle, ret); |
| } |
| if (ipa_svc_workqueue) { |
| flush_workqueue(ipa_svc_workqueue); |
| destroy_workqueue(ipa_svc_workqueue); |
| ipa_svc_workqueue = NULL; |
| } |
| |
| if (ipa_svc_handle) { |
| ret = qmi_handle_destroy(ipa_svc_handle); |
| if (ret < 0) |
| IPAWANERR("Error destroying qmi handle %p, ret=%d\n", |
| ipa_svc_handle, ret); |
| } |
| ipa_svc_handle = 0; |
| |
| /* qmi-client */ |
| |
| /* Unregister from events */ |
| ret = qmi_svc_event_notifier_unregister(IPA_Q6_SERVICE_SVC_ID, |
| IPA_Q6_SVC_VERS, |
| IPA_Q6_SERVICE_INS_ID, &ipa_q6_clnt_nb); |
| if (ret < 0) |
| IPAWANERR( |
| "Error qmi_svc_event_notifier_unregister service %d, ret=%d\n", |
| IPA_Q6_SERVICE_SVC_ID, ret); |
| |
| /* Release client handle */ |
| ipa_q6_clnt_svc_exit(0); |
| |
| if (ipa_clnt_req_workqueue) { |
| destroy_workqueue(ipa_clnt_req_workqueue); |
| ipa_clnt_req_workqueue = NULL; |
| } |
| if (ipa_clnt_resp_workqueue) { |
| destroy_workqueue(ipa_clnt_resp_workqueue); |
| ipa_clnt_resp_workqueue = NULL; |
| } |
| |
| mutex_lock(&ipa_qmi_lock); |
| /* clean the QMI msg cache */ |
| if (ipa_qmi_ctx != NULL) { |
| vfree(ipa_qmi_ctx); |
| ipa_qmi_ctx = NULL; |
| } |
| mutex_unlock(&ipa_qmi_lock); |
| qmi_modem_init_fin = false; |
| qmi_indication_fin = false; |
| atomic_set(&ipa_qmi_initialized, 0); |
| } |
| |
| void ipa_qmi_stop_workqueues(void) |
| { |
| IPAWANDBG("Stopping all QMI workqueues\n"); |
| |
| /* Stopping all workqueues so new work won't be scheduled */ |
| atomic_set(&workqueues_stopped, 1); |
| |
| /* Making sure that the current scheduled work won't be executed */ |
| cancel_delayed_work(&work_recv_msg); |
| cancel_delayed_work(&work_recv_msg_client); |
| cancel_delayed_work(&work_svc_arrive); |
| cancel_delayed_work(&work_svc_exit); |
| } |
| |
| /* voting for bus BW to ipa_rm*/ |
| int vote_for_bus_bw(uint32_t *bw_mbps) |
| { |
| struct ipa_rm_perf_profile profile; |
| int ret; |
| |
| if (bw_mbps == NULL) { |
| IPAWANERR("Bus BW is invalid\n"); |
| return -EINVAL; |
| } |
| |
| memset(&profile, 0, sizeof(profile)); |
| profile.max_supported_bandwidth_mbps = *bw_mbps; |
| ret = ipa_rm_set_perf_profile(IPA_RM_RESOURCE_Q6_PROD, |
| &profile); |
| if (ret) |
| IPAWANERR("Failed to set perf profile to BW %u\n", |
| profile.max_supported_bandwidth_mbps); |
| else |
| IPAWANDBG("Succeeded to set perf profile to BW %u\n", |
| profile.max_supported_bandwidth_mbps); |
| |
| return ret; |
| } |
| |
| int ipa_qmi_get_data_stats(struct ipa_get_data_stats_req_msg_v01 *req, |
| struct ipa_get_data_stats_resp_msg_v01 *resp) |
| { |
| struct msg_desc req_desc, resp_desc; |
| int rc; |
| |
| req_desc.max_msg_len = QMI_IPA_GET_DATA_STATS_REQ_MAX_MSG_LEN_V01; |
| req_desc.msg_id = QMI_IPA_GET_DATA_STATS_REQ_V01; |
| req_desc.ei_array = ipa_get_data_stats_req_msg_data_v01_ei; |
| |
| resp_desc.max_msg_len = QMI_IPA_GET_DATA_STATS_RESP_MAX_MSG_LEN_V01; |
| resp_desc.msg_id = QMI_IPA_GET_DATA_STATS_RESP_V01; |
| resp_desc.ei_array = ipa_get_data_stats_resp_msg_data_v01_ei; |
| |
| IPAWANDBG_LOW("Sending QMI_IPA_GET_DATA_STATS_REQ_V01\n"); |
| if (unlikely(!ipa_q6_clnt)) |
| return -ETIMEDOUT; |
| rc = qmi_send_req_wait(ipa_q6_clnt, &req_desc, req, |
| sizeof(struct ipa_get_data_stats_req_msg_v01), |
| &resp_desc, resp, |
| sizeof(struct ipa_get_data_stats_resp_msg_v01), |
| QMI_SEND_STATS_REQ_TIMEOUT_MS); |
| |
| IPAWANDBG_LOW("QMI_IPA_GET_DATA_STATS_RESP_V01 received\n"); |
| |
| return ipa_check_qmi_response(rc, |
| QMI_IPA_GET_DATA_STATS_REQ_V01, resp->resp.result, |
| resp->resp.error, "ipa_get_data_stats_resp_msg_v01"); |
| } |
| |
| int ipa_qmi_get_network_stats(struct ipa_get_apn_data_stats_req_msg_v01 *req, |
| struct ipa_get_apn_data_stats_resp_msg_v01 *resp) |
| { |
| struct msg_desc req_desc, resp_desc; |
| int rc; |
| |
| req_desc.max_msg_len = QMI_IPA_GET_APN_DATA_STATS_REQ_MAX_MSG_LEN_V01; |
| req_desc.msg_id = QMI_IPA_GET_APN_DATA_STATS_REQ_V01; |
| req_desc.ei_array = ipa_get_apn_data_stats_req_msg_data_v01_ei; |
| |
| resp_desc.max_msg_len = QMI_IPA_GET_APN_DATA_STATS_RESP_MAX_MSG_LEN_V01; |
| resp_desc.msg_id = QMI_IPA_GET_APN_DATA_STATS_RESP_V01; |
| resp_desc.ei_array = ipa_get_apn_data_stats_resp_msg_data_v01_ei; |
| |
| IPAWANDBG_LOW("Sending QMI_IPA_GET_APN_DATA_STATS_REQ_V01\n"); |
| if (unlikely(!ipa_q6_clnt)) |
| return -ETIMEDOUT; |
| rc = qmi_send_req_wait(ipa_q6_clnt, &req_desc, req, |
| sizeof(struct ipa_get_apn_data_stats_req_msg_v01), |
| &resp_desc, resp, |
| sizeof(struct ipa_get_apn_data_stats_resp_msg_v01), |
| QMI_SEND_STATS_REQ_TIMEOUT_MS); |
| |
| IPAWANDBG_LOW("QMI_IPA_GET_APN_DATA_STATS_RESP_V01 received\n"); |
| |
| return ipa_check_qmi_response(rc, |
| QMI_IPA_GET_APN_DATA_STATS_REQ_V01, resp->resp.result, |
| resp->resp.error, "ipa_get_apn_data_stats_req_msg_v01"); |
| } |
| |
| int ipa_qmi_set_data_quota(struct ipa_set_data_usage_quota_req_msg_v01 *req) |
| { |
| struct ipa_set_data_usage_quota_resp_msg_v01 resp; |
| struct msg_desc req_desc, resp_desc; |
| int rc; |
| |
| memset(&resp, 0, sizeof(struct ipa_set_data_usage_quota_resp_msg_v01)); |
| |
| req_desc.max_msg_len = QMI_IPA_SET_DATA_USAGE_QUOTA_REQ_MAX_MSG_LEN_V01; |
| req_desc.msg_id = QMI_IPA_SET_DATA_USAGE_QUOTA_REQ_V01; |
| req_desc.ei_array = ipa_set_data_usage_quota_req_msg_data_v01_ei; |
| |
| resp_desc.max_msg_len = |
| QMI_IPA_SET_DATA_USAGE_QUOTA_RESP_MAX_MSG_LEN_V01; |
| resp_desc.msg_id = QMI_IPA_SET_DATA_USAGE_QUOTA_RESP_V01; |
| resp_desc.ei_array = ipa_set_data_usage_quota_resp_msg_data_v01_ei; |
| |
| IPAWANDBG_LOW("Sending QMI_IPA_SET_DATA_USAGE_QUOTA_REQ_V01\n"); |
| if (unlikely(!ipa_q6_clnt)) |
| return -ETIMEDOUT; |
| rc = qmi_send_req_wait(ipa_q6_clnt, &req_desc, req, |
| sizeof(struct ipa_set_data_usage_quota_req_msg_v01), |
| &resp_desc, &resp, sizeof(resp), |
| QMI_SEND_STATS_REQ_TIMEOUT_MS); |
| |
| IPAWANDBG_LOW("QMI_IPA_SET_DATA_USAGE_QUOTA_RESP_V01 received\n"); |
| |
| return ipa_check_qmi_response(rc, |
| QMI_IPA_SET_DATA_USAGE_QUOTA_REQ_V01, resp.resp.result, |
| resp.resp.error, "ipa_set_data_usage_quota_req_msg_v01"); |
| } |
| |
| int ipa_qmi_stop_data_qouta(void) |
| { |
| struct ipa_stop_data_usage_quota_req_msg_v01 req; |
| struct ipa_stop_data_usage_quota_resp_msg_v01 resp; |
| struct msg_desc req_desc, resp_desc; |
| int rc; |
| |
| memset(&req, 0, sizeof(struct ipa_stop_data_usage_quota_req_msg_v01)); |
| memset(&resp, 0, sizeof(struct ipa_stop_data_usage_quota_resp_msg_v01)); |
| |
| req_desc.max_msg_len = |
| QMI_IPA_STOP_DATA_USAGE_QUOTA_REQ_MAX_MSG_LEN_V01; |
| req_desc.msg_id = QMI_IPA_STOP_DATA_USAGE_QUOTA_REQ_V01; |
| req_desc.ei_array = ipa_stop_data_usage_quota_req_msg_data_v01_ei; |
| |
| resp_desc.max_msg_len = |
| QMI_IPA_STOP_DATA_USAGE_QUOTA_RESP_MAX_MSG_LEN_V01; |
| resp_desc.msg_id = QMI_IPA_STOP_DATA_USAGE_QUOTA_RESP_V01; |
| resp_desc.ei_array = ipa_stop_data_usage_quota_resp_msg_data_v01_ei; |
| |
| IPAWANDBG_LOW("Sending QMI_IPA_STOP_DATA_USAGE_QUOTA_REQ_V01\n"); |
| if (unlikely(!ipa_q6_clnt)) |
| return -ETIMEDOUT; |
| rc = qmi_send_req_wait(ipa_q6_clnt, &req_desc, &req, sizeof(req), |
| &resp_desc, &resp, sizeof(resp), |
| QMI_SEND_STATS_REQ_TIMEOUT_MS); |
| |
| IPAWANDBG_LOW("QMI_IPA_STOP_DATA_USAGE_QUOTA_RESP_V01 received\n"); |
| |
| return ipa_check_qmi_response(rc, |
| QMI_IPA_STOP_DATA_USAGE_QUOTA_REQ_V01, resp.resp.result, |
| resp.resp.error, "ipa_stop_data_usage_quota_req_msg_v01"); |
| } |
| |
| void ipa_qmi_init(void) |
| { |
| mutex_init(&ipa_qmi_lock); |
| } |
| |
| void ipa_qmi_cleanup(void) |
| { |
| mutex_destroy(&ipa_qmi_lock); |
| } |