/* * Copyright (c) 2015-2016 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. */ /* * Host WMI unified implementation */ #include "athdefs.h" #include "osapi_linux.h" #include "a_types.h" #include "a_debug.h" #include "ol_if_athvar.h" #include "ol_defines.h" #include "ol_fw.h" #include "htc_api.h" #include "htc_api.h" #include "dbglog_host.h" #include "wmi.h" #include "wmi_unified_priv.h" #include "wma_api.h" #include "wma.h" #include "mac_trace.h" #define WMI_MIN_HEAD_ROOM 64 #ifdef WMI_INTERFACE_EVENT_LOGGING /* WMI commands */ uint32_t g_wmi_command_buf_idx = 0; struct wmi_command_debug wmi_command_log_buffer[WMI_EVENT_DEBUG_MAX_ENTRY]; /* WMI commands TX completed */ uint32_t g_wmi_command_tx_cmp_buf_idx = 0; struct wmi_command_debug wmi_command_tx_cmp_log_buffer[WMI_EVENT_DEBUG_MAX_ENTRY]; /* WMI events when processed */ uint32_t g_wmi_event_buf_idx = 0; struct wmi_event_debug wmi_event_log_buffer[WMI_EVENT_DEBUG_MAX_ENTRY]; /* WMI events when queued */ uint32_t g_wmi_rx_event_buf_idx = 0; struct wmi_event_debug wmi_rx_event_log_buffer[WMI_EVENT_DEBUG_MAX_ENTRY]; #define WMI_COMMAND_RECORD(a, b) { \ if (WMI_EVENT_DEBUG_MAX_ENTRY <= g_wmi_command_buf_idx) \ g_wmi_command_buf_idx = 0; \ wmi_command_log_buffer[g_wmi_command_buf_idx].command = a; \ cdf_mem_copy(wmi_command_log_buffer[g_wmi_command_buf_idx].data, b, 16); \ wmi_command_log_buffer[g_wmi_command_buf_idx].time = \ cdf_get_log_timestamp(); \ g_wmi_command_buf_idx++; \ } #define WMI_COMMAND_TX_CMP_RECORD(a, b) { \ if (WMI_EVENT_DEBUG_MAX_ENTRY <= g_wmi_command_tx_cmp_buf_idx) \ g_wmi_command_tx_cmp_buf_idx = 0; \ wmi_command_tx_cmp_log_buffer[g_wmi_command_tx_cmp_buf_idx].command = a; \ cdf_mem_copy(wmi_command_tx_cmp_log_buffer \ [g_wmi_command_tx_cmp_buf_idx].data, b, 16); \ wmi_command_tx_cmp_log_buffer[g_wmi_command_tx_cmp_buf_idx].time = \ cdf_get_log_timestamp(); \ g_wmi_command_tx_cmp_buf_idx++; \ } #define WMI_EVENT_RECORD(a, b) { \ if (WMI_EVENT_DEBUG_MAX_ENTRY <= g_wmi_event_buf_idx) \ g_wmi_event_buf_idx = 0; \ wmi_event_log_buffer[g_wmi_event_buf_idx].event = a; \ cdf_mem_copy(wmi_event_log_buffer[g_wmi_event_buf_idx].data, b, 16); \ wmi_event_log_buffer[g_wmi_event_buf_idx].time = \ cdf_get_log_timestamp(); \ g_wmi_event_buf_idx++; \ } #define WMI_RX_EVENT_RECORD(a,b) { \ if (WMI_EVENT_DEBUG_MAX_ENTRY <= g_wmi_rx_event_buf_idx) \ g_wmi_rx_event_buf_idx = 0; \ wmi_rx_event_log_buffer[g_wmi_rx_event_buf_idx].event = a; \ cdf_mem_copy(wmi_rx_event_log_buffer[g_wmi_rx_event_buf_idx].data, b, 16); \ wmi_rx_event_log_buffer[g_wmi_rx_event_buf_idx].time = \ cdf_get_log_timestamp(); \ g_wmi_rx_event_buf_idx++; \ } /* wmi_mgmt commands */ #define WMI_MGMT_EVENT_DEBUG_MAX_ENTRY (256) uint32_t g_wmi_mgmt_command_buf_idx = 0; struct wmi_command_debug wmi_mgmt_command_log_buffer[WMI_MGMT_EVENT_DEBUG_MAX_ENTRY]; /* wmi_mgmt commands TX completed */ uint32_t g_wmi_mgmt_command_tx_cmp_buf_idx = 0; struct wmi_command_debug wmi_mgmt_command_tx_cmp_log_buffer[WMI_MGMT_EVENT_DEBUG_MAX_ENTRY]; /* wmi_mgmt events when processed */ uint32_t g_wmi_mgmt_event_buf_idx = 0; struct wmi_event_debug wmi_mgmt_event_log_buffer[WMI_MGMT_EVENT_DEBUG_MAX_ENTRY]; #define WMI_MGMT_COMMAND_RECORD(a, b) { \ if (WMI_MGMT_EVENT_DEBUG_MAX_ENTRY <= \ g_wmi_mgmt_command_buf_idx) \ g_wmi_mgmt_command_buf_idx = 0; \ wmi_mgmt_command_log_buffer[g_wmi_mgmt_command_buf_idx].command = a; \ cdf_mem_copy( \ wmi_mgmt_command_log_buffer[g_wmi_mgmt_command_buf_idx].data,\ b, 16); \ wmi_mgmt_command_log_buffer[g_wmi_mgmt_command_buf_idx].time = \ cdf_get_log_timestamp(); \ g_wmi_mgmt_command_buf_idx++; \ } #define WMI_MGMT_COMMAND_TX_CMP_RECORD(a, b) { \ if (WMI_MGMT_EVENT_DEBUG_MAX_ENTRY <= \ g_wmi_mgmt_command_tx_cmp_buf_idx) \ g_wmi_mgmt_command_tx_cmp_buf_idx = 0; \ wmi_mgmt_command_tx_cmp_log_buffer[g_wmi_mgmt_command_tx_cmp_buf_idx].\ command = a; \ cdf_mem_copy(wmi_mgmt_command_tx_cmp_log_buffer \ [g_wmi_mgmt_command_tx_cmp_buf_idx].data, b, 16); \ wmi_mgmt_command_tx_cmp_log_buffer[g_wmi_mgmt_command_tx_cmp_buf_idx].\ time =\ cdf_get_log_timestamp(); \ g_wmi_mgmt_command_tx_cmp_buf_idx++; \ } #define WMI_MGMT_EVENT_RECORD(a, b) { \ if (WMI_MGMT_EVENT_DEBUG_MAX_ENTRY <= g_wmi_mgmt_event_buf_idx) \ g_wmi_mgmt_event_buf_idx = 0; \ wmi_mgmt_event_log_buffer[g_wmi_mgmt_event_buf_idx].event = a; \ cdf_mem_copy(wmi_mgmt_event_log_buffer[g_wmi_mgmt_event_buf_idx].data,\ b, 16); \ wmi_mgmt_event_log_buffer[g_wmi_mgmt_event_buf_idx].time = \ cdf_get_log_timestamp(); \ g_wmi_mgmt_event_buf_idx++; \ } #endif /*WMI_INTERFACE_EVENT_LOGGING */ static void __wmi_control_rx(struct wmi_unified *wmi_handle, wmi_buf_t evt_buf); int wmi_get_host_credits(wmi_unified_t wmi_handle); /* WMI buffer APIs */ #ifdef MEMORY_DEBUG wmi_buf_t wmi_buf_alloc_debug(wmi_unified_t wmi_handle, uint16_t len, uint8_t *file_name, uint32_t line_num) { wmi_buf_t wmi_buf; if (roundup(len + WMI_MIN_HEAD_ROOM, 4) > wmi_handle->max_msg_len) { CDF_ASSERT(0); return NULL; } wmi_buf = cdf_nbuf_alloc_debug(NULL, roundup(len + WMI_MIN_HEAD_ROOM, 4), WMI_MIN_HEAD_ROOM, 4, false, file_name, line_num); if (!wmi_buf) return NULL; /* Clear the wmi buffer */ OS_MEMZERO(cdf_nbuf_data(wmi_buf), len); /* * Set the length of the buffer to match the allocation size. */ cdf_nbuf_set_pktlen(wmi_buf, len); return wmi_buf; } void wmi_buf_free(wmi_buf_t net_buf) { cdf_nbuf_free(net_buf); } #else wmi_buf_t wmi_buf_alloc(wmi_unified_t wmi_handle, uint16_t len) { wmi_buf_t wmi_buf; if (roundup(len + WMI_MIN_HEAD_ROOM, 4) > wmi_handle->max_msg_len) { CDF_ASSERT(0); return NULL; } wmi_buf = cdf_nbuf_alloc(NULL, roundup(len + WMI_MIN_HEAD_ROOM, 4), WMI_MIN_HEAD_ROOM, 4, false); if (!wmi_buf) return NULL; /* Clear the wmi buffer */ OS_MEMZERO(cdf_nbuf_data(wmi_buf), len); /* * Set the length of the buffer to match the allocation size. */ cdf_nbuf_set_pktlen(wmi_buf, len); return wmi_buf; } void wmi_buf_free(wmi_buf_t net_buf) { cdf_nbuf_free(net_buf); } #endif /** * wmi_get_max_msg_len() - get maximum WMI message length * @wmi_handle: WMI handle. * * This function returns the maximum WMI message length * * Return: maximum WMI message length */ uint16_t wmi_get_max_msg_len(wmi_unified_t wmi_handle) { return wmi_handle->max_msg_len - WMI_MIN_HEAD_ROOM; } static uint8_t *get_wmi_cmd_string(WMI_CMD_ID wmi_command) { switch (wmi_command) { /** initialize the wlan sub system */ CASE_RETURN_STRING(WMI_INIT_CMDID); /* Scan specific commands */ /** start scan request to FW */ CASE_RETURN_STRING(WMI_START_SCAN_CMDID); /** stop scan request to FW */ CASE_RETURN_STRING(WMI_STOP_SCAN_CMDID); /** full list of channels as defined by the regulatory that will be used by scanner */ CASE_RETURN_STRING(WMI_SCAN_CHAN_LIST_CMDID); /** overwrite default priority table in scan scheduler */ CASE_RETURN_STRING(WMI_SCAN_SCH_PRIO_TBL_CMDID); /** This command to adjust the priority and min.max_rest_time * of an on ongoing scan request. */ CASE_RETURN_STRING(WMI_SCAN_UPDATE_REQUEST_CMDID); /* PDEV(physical device) specific commands */ /** set regulatorty ctl id used by FW to determine the exact ctl power limits */ CASE_RETURN_STRING(WMI_PDEV_SET_REGDOMAIN_CMDID); /** set channel. mainly used for supporting monitor mode */ CASE_RETURN_STRING(WMI_PDEV_SET_CHANNEL_CMDID); /** set pdev specific parameters */ CASE_RETURN_STRING(WMI_PDEV_SET_PARAM_CMDID); /** enable packet log */ CASE_RETURN_STRING(WMI_PDEV_PKTLOG_ENABLE_CMDID); /** disable packet log*/ CASE_RETURN_STRING(WMI_PDEV_PKTLOG_DISABLE_CMDID); /** set wmm parameters */ CASE_RETURN_STRING(WMI_PDEV_SET_WMM_PARAMS_CMDID); /** set HT cap ie that needs to be carried probe requests HT/VHT channels */ CASE_RETURN_STRING(WMI_PDEV_SET_HT_CAP_IE_CMDID); /** set VHT cap ie that needs to be carried on probe requests on VHT channels */ CASE_RETURN_STRING(WMI_PDEV_SET_VHT_CAP_IE_CMDID); /** Command to send the DSCP-to-TID map to the target */ CASE_RETURN_STRING(WMI_PDEV_SET_DSCP_TID_MAP_CMDID); /** set quiet ie parameters. primarily used in AP mode */ CASE_RETURN_STRING(WMI_PDEV_SET_QUIET_MODE_CMDID); /** Enable/Disable Green AP Power Save */ CASE_RETURN_STRING(WMI_PDEV_GREEN_AP_PS_ENABLE_CMDID); /** get TPC config for the current operating channel */ CASE_RETURN_STRING(WMI_PDEV_GET_TPC_CONFIG_CMDID); /** set the base MAC address for the physical device before a VDEV is created. * For firmware that doesn’t support this feature and this command, the pdev * MAC address will not be changed. */ CASE_RETURN_STRING(WMI_PDEV_SET_BASE_MACADDR_CMDID); /* eeprom content dump , the same to bdboard data */ CASE_RETURN_STRING(WMI_PDEV_DUMP_CMDID); /* VDEV(virtual device) specific commands */ /** vdev create */ CASE_RETURN_STRING(WMI_VDEV_CREATE_CMDID); /** vdev delete */ CASE_RETURN_STRING(WMI_VDEV_DELETE_CMDID); /** vdev start request */ CASE_RETURN_STRING(WMI_VDEV_START_REQUEST_CMDID); /** vdev restart request (RX only, NO TX, used for CAC period)*/ CASE_RETURN_STRING(WMI_VDEV_RESTART_REQUEST_CMDID); /** vdev up request */ CASE_RETURN_STRING(WMI_VDEV_UP_CMDID); /** vdev stop request */ CASE_RETURN_STRING(WMI_VDEV_STOP_CMDID); /** vdev down request */ CASE_RETURN_STRING(WMI_VDEV_DOWN_CMDID); /* set a vdev param */ CASE_RETURN_STRING(WMI_VDEV_SET_PARAM_CMDID); /* set a key (used for setting per peer unicast and per vdev multicast) */ CASE_RETURN_STRING(WMI_VDEV_INSTALL_KEY_CMDID); /* wnm sleep mode command */ CASE_RETURN_STRING(WMI_VDEV_WNM_SLEEPMODE_CMDID); CASE_RETURN_STRING(WMI_VDEV_WMM_ADDTS_CMDID); CASE_RETURN_STRING(WMI_VDEV_WMM_DELTS_CMDID); CASE_RETURN_STRING(WMI_VDEV_SET_WMM_PARAMS_CMDID); CASE_RETURN_STRING(WMI_VDEV_SET_GTX_PARAMS_CMDID); CASE_RETURN_STRING(WMI_VDEV_IPSEC_NATKEEPALIVE_FILTER_CMDID); CASE_RETURN_STRING(WMI_VDEV_PLMREQ_START_CMDID); CASE_RETURN_STRING(WMI_VDEV_PLMREQ_STOP_CMDID); CASE_RETURN_STRING(WMI_VDEV_TSF_TSTAMP_ACTION_CMDID); CASE_RETURN_STRING(WMI_VDEV_SET_IE_CMDID); /* peer specific commands */ /** create a peer */ CASE_RETURN_STRING(WMI_PEER_CREATE_CMDID); /** delete a peer */ CASE_RETURN_STRING(WMI_PEER_DELETE_CMDID); /** flush specific tid queues of a peer */ CASE_RETURN_STRING(WMI_PEER_FLUSH_TIDS_CMDID); /** set a parameter of a peer */ CASE_RETURN_STRING(WMI_PEER_SET_PARAM_CMDID); /** set peer to associated state. will cary all parameters determined during assocication time */ CASE_RETURN_STRING(WMI_PEER_ASSOC_CMDID); /**add a wds (4 address ) entry. used only for testing WDS feature on AP products */ CASE_RETURN_STRING(WMI_PEER_ADD_WDS_ENTRY_CMDID); /**remove wds (4 address ) entry. used only for testing WDS feature on AP products */ CASE_RETURN_STRING(WMI_PEER_REMOVE_WDS_ENTRY_CMDID); /** set up mcast group infor for multicast to unicast conversion */ CASE_RETURN_STRING(WMI_PEER_MCAST_GROUP_CMDID); /** request peer info from FW. FW shall respond with PEER_INFO_EVENTID */ CASE_RETURN_STRING(WMI_PEER_INFO_REQ_CMDID); /* beacon/management specific commands */ /** transmit beacon by reference . used for transmitting beacon on low latency interface like pcie */ CASE_RETURN_STRING(WMI_BCN_TX_CMDID); /** transmit beacon by value */ CASE_RETURN_STRING(WMI_PDEV_SEND_BCN_CMDID); /** set the beacon template. used in beacon offload mode to setup the * the common beacon template with the FW to be used by FW to generate beacons */ CASE_RETURN_STRING(WMI_BCN_TMPL_CMDID); /** set beacon filter with FW */ CASE_RETURN_STRING(WMI_BCN_FILTER_RX_CMDID); /* enable/disable filtering of probe requests in the firmware */ CASE_RETURN_STRING(WMI_PRB_REQ_FILTER_RX_CMDID); /** transmit management frame by value. will be deprecated */ CASE_RETURN_STRING(WMI_MGMT_TX_CMDID); /** set the probe response template. used in beacon offload mode to setup the * the common probe response template with the FW to be used by FW to generate * probe responses */ CASE_RETURN_STRING(WMI_PRB_TMPL_CMDID); /** commands to directly control ba negotiation directly from host. only used in test mode */ /** turn off FW Auto addba mode and let host control addba */ CASE_RETURN_STRING(WMI_ADDBA_CLEAR_RESP_CMDID); /** send add ba request */ CASE_RETURN_STRING(WMI_ADDBA_SEND_CMDID); CASE_RETURN_STRING(WMI_ADDBA_STATUS_CMDID); /** send del ba */ CASE_RETURN_STRING(WMI_DELBA_SEND_CMDID); /** set add ba response will be used by FW to generate addba response*/ CASE_RETURN_STRING(WMI_ADDBA_SET_RESP_CMDID); /** send single VHT MPDU with AMSDU */ CASE_RETURN_STRING(WMI_SEND_SINGLEAMSDU_CMDID); /** Station power save specific config */ /** enable/disable station powersave */ CASE_RETURN_STRING(WMI_STA_POWERSAVE_MODE_CMDID); /** set station power save specific parameter */ CASE_RETURN_STRING(WMI_STA_POWERSAVE_PARAM_CMDID); /** set station mimo powersave mode */ CASE_RETURN_STRING(WMI_STA_MIMO_PS_MODE_CMDID); /** DFS-specific commands */ /** enable DFS (radar detection)*/ CASE_RETURN_STRING(WMI_PDEV_DFS_ENABLE_CMDID); /** disable DFS (radar detection)*/ CASE_RETURN_STRING(WMI_PDEV_DFS_DISABLE_CMDID); /** enable DFS phyerr/parse filter offload */ CASE_RETURN_STRING(WMI_DFS_PHYERR_FILTER_ENA_CMDID); /** enable DFS phyerr/parse filter offload */ CASE_RETURN_STRING(WMI_DFS_PHYERR_FILTER_DIS_CMDID); /* Roaming specific commands */ /** set roam scan mode */ CASE_RETURN_STRING(WMI_ROAM_SCAN_MODE); /** set roam scan rssi threshold below which roam scan is enabled */ CASE_RETURN_STRING(WMI_ROAM_SCAN_RSSI_THRESHOLD); /** set roam scan period for periodic roam scan mode */ CASE_RETURN_STRING(WMI_ROAM_SCAN_PERIOD); /** set roam scan trigger rssi change threshold */ CASE_RETURN_STRING(WMI_ROAM_SCAN_RSSI_CHANGE_THRESHOLD); /** set roam AP profile */ CASE_RETURN_STRING(WMI_ROAM_AP_PROFILE); /** set channel list for roam scans */ CASE_RETURN_STRING(WMI_ROAM_CHAN_LIST); /** offload scan specific commands */ /** set offload scan AP profile */ CASE_RETURN_STRING(WMI_OFL_SCAN_ADD_AP_PROFILE); /** remove offload scan AP profile */ CASE_RETURN_STRING(WMI_OFL_SCAN_REMOVE_AP_PROFILE); /** set offload scan period */ CASE_RETURN_STRING(WMI_OFL_SCAN_PERIOD); /* P2P specific commands */ /**set P2P device info. FW will used by FW to create P2P IE to be carried in probe response * generated during p2p listen and for p2p discoverability */ CASE_RETURN_STRING(WMI_P2P_DEV_SET_DEVICE_INFO); /** enable/disable p2p discoverability on STA/AP VDEVs */ CASE_RETURN_STRING(WMI_P2P_DEV_SET_DISCOVERABILITY); /** set p2p ie to be carried in beacons generated by FW for GO */ CASE_RETURN_STRING(WMI_P2P_GO_SET_BEACON_IE); /** set p2p ie to be carried in probe response frames generated by FW for GO */ CASE_RETURN_STRING(WMI_P2P_GO_SET_PROBE_RESP_IE); /** set the vendor specific p2p ie data. FW will use this to parse the P2P NoA * attribute in the beacons/probe responses received. */ CASE_RETURN_STRING(WMI_P2P_SET_VENDOR_IE_DATA_CMDID); /** set the configure of p2p find offload */ CASE_RETURN_STRING(WMI_P2P_DISC_OFFLOAD_CONFIG_CMDID); /** set the vendor specific p2p ie data for p2p find offload using */ CASE_RETURN_STRING(WMI_P2P_DISC_OFFLOAD_APPIE_CMDID); /** set the BSSID/device name pattern of p2p find offload */ CASE_RETURN_STRING(WMI_P2P_DISC_OFFLOAD_PATTERN_CMDID); /** set OppPS related parameters **/ CASE_RETURN_STRING(WMI_P2P_SET_OPPPS_PARAM_CMDID); /** AP power save specific config */ /** set AP power save specific param */ CASE_RETURN_STRING(WMI_AP_PS_PEER_PARAM_CMDID); /** set AP UAPSD coex pecific param */ CASE_RETURN_STRING(WMI_AP_PS_PEER_UAPSD_COEX_CMDID); /** Rate-control specific commands */ CASE_RETURN_STRING(WMI_PEER_RATE_RETRY_SCHED_CMDID); /** WLAN Profiling commands. */ CASE_RETURN_STRING(WMI_WLAN_PROFILE_TRIGGER_CMDID); CASE_RETURN_STRING(WMI_WLAN_PROFILE_SET_HIST_INTVL_CMDID); CASE_RETURN_STRING(WMI_WLAN_PROFILE_GET_PROFILE_DATA_CMDID); CASE_RETURN_STRING(WMI_WLAN_PROFILE_ENABLE_PROFILE_ID_CMDID); CASE_RETURN_STRING(WMI_WLAN_PROFILE_LIST_PROFILE_ID_CMDID); /** Suspend resume command Ids */ CASE_RETURN_STRING(WMI_PDEV_SUSPEND_CMDID); CASE_RETURN_STRING(WMI_PDEV_RESUME_CMDID); /* Beacon filter commands */ /** add a beacon filter */ CASE_RETURN_STRING(WMI_ADD_BCN_FILTER_CMDID); /** remove a beacon filter */ CASE_RETURN_STRING(WMI_RMV_BCN_FILTER_CMDID); /* WOW Specific WMI commands */ /** add pattern for awake */ CASE_RETURN_STRING(WMI_WOW_ADD_WAKE_PATTERN_CMDID); /** deleta a wake pattern */ CASE_RETURN_STRING(WMI_WOW_DEL_WAKE_PATTERN_CMDID); /** enable/deisable wake event */ CASE_RETURN_STRING(WMI_WOW_ENABLE_DISABLE_WAKE_EVENT_CMDID); /** enable WOW */ CASE_RETURN_STRING(WMI_WOW_ENABLE_CMDID); /** host woke up from sleep event to FW. Generated in response to WOW Hardware event */ CASE_RETURN_STRING(WMI_WOW_HOSTWAKEUP_FROM_SLEEP_CMDID); /* RTT measurement related cmd */ /** reques to make an RTT measurement */ CASE_RETURN_STRING(WMI_RTT_MEASREQ_CMDID); /** reques to report a tsf measurement */ CASE_RETURN_STRING(WMI_RTT_TSF_CMDID); /** spectral scan command */ /** configure spectral scan */ CASE_RETURN_STRING(WMI_VDEV_SPECTRAL_SCAN_CONFIGURE_CMDID); /** enable/disable spectral scan and trigger */ CASE_RETURN_STRING(WMI_VDEV_SPECTRAL_SCAN_ENABLE_CMDID); /* F/W stats */ /** one time request for stats */ CASE_RETURN_STRING(WMI_REQUEST_STATS_CMDID); /** Push MCC Adaptive Scheduler Stats to Firmware */ CASE_RETURN_STRING(WMI_MCC_SCHED_TRAFFIC_STATS_CMDID); /** ARP OFFLOAD REQUEST*/ CASE_RETURN_STRING(WMI_SET_ARP_NS_OFFLOAD_CMDID); /** Proactive ARP Response Add Pattern Command*/ CASE_RETURN_STRING(WMI_ADD_PROACTIVE_ARP_RSP_PATTERN_CMDID); /** Proactive ARP Response Del Pattern Command*/ CASE_RETURN_STRING(WMI_DEL_PROACTIVE_ARP_RSP_PATTERN_CMDID); /** NS offload confid*/ CASE_RETURN_STRING(WMI_NETWORK_LIST_OFFLOAD_CONFIG_CMDID); /* GTK offload Specific WMI commands */ CASE_RETURN_STRING(WMI_GTK_OFFLOAD_CMDID); /* CSA offload Specific WMI commands */ /** csa offload enable */ CASE_RETURN_STRING(WMI_CSA_OFFLOAD_ENABLE_CMDID); /** chan switch command */ CASE_RETURN_STRING(WMI_CSA_OFFLOAD_CHANSWITCH_CMDID); /* Chatter commands */ /* Change chatter mode of operation */ CASE_RETURN_STRING(WMI_CHATTER_SET_MODE_CMDID); /** chatter add coalescing filter command */ CASE_RETURN_STRING(WMI_CHATTER_ADD_COALESCING_FILTER_CMDID); /** chatter delete coalescing filter command */ CASE_RETURN_STRING(WMI_CHATTER_DELETE_COALESCING_FILTER_CMDID); /** chatter coalecing query command */ CASE_RETURN_STRING(WMI_CHATTER_COALESCING_QUERY_CMDID); /**addba specific commands */ /** start the aggregation on this TID */ CASE_RETURN_STRING(WMI_PEER_TID_ADDBA_CMDID); /** stop the aggregation on this TID */ CASE_RETURN_STRING(WMI_PEER_TID_DELBA_CMDID); /** set station mimo powersave method */ CASE_RETURN_STRING(WMI_STA_DTIM_PS_METHOD_CMDID); /** Configure the Station UAPSD AC Auto Trigger Parameters */ CASE_RETURN_STRING(WMI_STA_UAPSD_AUTO_TRIG_CMDID); /** Configure the Keep Alive Parameters */ CASE_RETURN_STRING(WMI_STA_KEEPALIVE_CMDID); /* Request ssn from target for a sta/tid pair */ CASE_RETURN_STRING(WMI_BA_REQ_SSN_CMDID); /* misc command group */ /** echo command mainly used for testing */ CASE_RETURN_STRING(WMI_ECHO_CMDID); /* !!IMPORTANT!! * If you need to add a new WMI command to the CASE_RETURN_STRING(WMI_GRP_MISC sub-group, * please make sure you add it BEHIND CASE_RETURN_STRING(WMI_PDEV_UTF_CMDID); * as we MUST have a fixed value here to maintain compatibility between * UTF and the ART2 driver */ /** UTF WMI commands */ CASE_RETURN_STRING(WMI_PDEV_UTF_CMDID); /** set debug log config */ CASE_RETURN_STRING(WMI_DBGLOG_CFG_CMDID); /* QVIT specific command id */ CASE_RETURN_STRING(WMI_PDEV_QVIT_CMDID); /* Factory Testing Mode request command * used for integrated chipsets */ CASE_RETURN_STRING(WMI_PDEV_FTM_INTG_CMDID); /* set and get keepalive parameters command */ CASE_RETURN_STRING(WMI_VDEV_SET_KEEPALIVE_CMDID); CASE_RETURN_STRING(WMI_VDEV_GET_KEEPALIVE_CMDID); /* For fw recovery test command */ CASE_RETURN_STRING(WMI_FORCE_FW_HANG_CMDID); /* Set Mcast/Bdcast filter */ CASE_RETURN_STRING(WMI_SET_MCASTBCAST_FILTER_CMDID); /** set thermal management params **/ CASE_RETURN_STRING(WMI_THERMAL_MGMT_CMDID); CASE_RETURN_STRING(WMI_RSSI_BREACH_MONITOR_CONFIG_CMDID); CASE_RETURN_STRING(WMI_LRO_CONFIG_CMDID); CASE_RETURN_STRING(WMI_TRANSFER_DATA_TO_FLASH_CMDID); CASE_RETURN_STRING(WMI_MAWC_SENSOR_REPORT_IND_CMDID); CASE_RETURN_STRING(WMI_ROAM_CONFIGURE_MAWC_CMDID); CASE_RETURN_STRING(WMI_NLO_CONFIGURE_MAWC_CMDID); CASE_RETURN_STRING(WMI_EXTSCAN_CONFIGURE_MAWC_CMDID); /* GPIO Configuration */ CASE_RETURN_STRING(WMI_GPIO_CONFIG_CMDID); CASE_RETURN_STRING(WMI_GPIO_OUTPUT_CMDID); /* Txbf configuration command */ CASE_RETURN_STRING(WMI_TXBF_CMDID); /* FWTEST Commands */ CASE_RETURN_STRING(WMI_FWTEST_VDEV_MCC_SET_TBTT_MODE_CMDID); /** set NoA descs **/ CASE_RETURN_STRING(WMI_FWTEST_P2P_SET_NOA_PARAM_CMDID); /** TDLS Configuration */ /** enable/disable TDLS */ CASE_RETURN_STRING(WMI_TDLS_SET_STATE_CMDID); /** set tdls peer state */ CASE_RETURN_STRING(WMI_TDLS_PEER_UPDATE_CMDID); /** Resmgr Configuration */ /** Adaptive OCS is enabled by default in the FW. This command is used to * disable FW based adaptive OCS. */ CASE_RETURN_STRING (WMI_RESMGR_ADAPTIVE_OCS_ENABLE_DISABLE_CMDID); /** set the requested channel time quota for the home channels */ CASE_RETURN_STRING(WMI_RESMGR_SET_CHAN_TIME_QUOTA_CMDID); /** set the requested latency for the home channels */ CASE_RETURN_STRING(WMI_RESMGR_SET_CHAN_LATENCY_CMDID); /** STA SMPS Configuration */ /** force SMPS mode */ CASE_RETURN_STRING(WMI_STA_SMPS_FORCE_MODE_CMDID); /** set SMPS parameters */ CASE_RETURN_STRING(WMI_STA_SMPS_PARAM_CMDID); /* Wlan HB commands */ /* enalbe/disable wlan HB */ CASE_RETURN_STRING(WMI_HB_SET_ENABLE_CMDID); /* set tcp parameters for wlan HB */ CASE_RETURN_STRING(WMI_HB_SET_TCP_PARAMS_CMDID); /* set tcp pkt filter for wlan HB */ CASE_RETURN_STRING(WMI_HB_SET_TCP_PKT_FILTER_CMDID); /* set udp parameters for wlan HB */ CASE_RETURN_STRING(WMI_HB_SET_UDP_PARAMS_CMDID); /* set udp pkt filter for wlan HB */ CASE_RETURN_STRING(WMI_HB_SET_UDP_PKT_FILTER_CMDID); /** Wlan RMC commands*/ /** enable/disable RMC */ CASE_RETURN_STRING(WMI_RMC_SET_MODE_CMDID); /** configure action frame period */ CASE_RETURN_STRING(WMI_RMC_SET_ACTION_PERIOD_CMDID); /** For debug/future enhancement purposes only, * configures/finetunes RMC algorithms */ CASE_RETURN_STRING(WMI_RMC_CONFIG_CMDID); /** WLAN MHF offload commands */ /** enable/disable MHF offload */ CASE_RETURN_STRING(WMI_MHF_OFFLOAD_SET_MODE_CMDID); /** Plumb routing table for MHF offload */ CASE_RETURN_STRING(WMI_MHF_OFFLOAD_PLUMB_ROUTING_TBL_CMDID); /*location scan commands */ /*start batch scan */ CASE_RETURN_STRING(WMI_BATCH_SCAN_ENABLE_CMDID); /*stop batch scan */ CASE_RETURN_STRING(WMI_BATCH_SCAN_DISABLE_CMDID); /*get batch scan result */ CASE_RETURN_STRING(WMI_BATCH_SCAN_TRIGGER_RESULT_CMDID); /* OEM related cmd */ CASE_RETURN_STRING(WMI_OEM_REQ_CMDID); CASE_RETURN_STRING(WMI_OEM_REQUEST_CMDID); /* NAN request cmd */ CASE_RETURN_STRING(WMI_NAN_CMDID); /* Modem power state cmd */ CASE_RETURN_STRING(WMI_MODEM_POWER_STATE_CMDID); CASE_RETURN_STRING(WMI_REQUEST_STATS_EXT_CMDID); CASE_RETURN_STRING(WMI_OBSS_SCAN_ENABLE_CMDID); CASE_RETURN_STRING(WMI_OBSS_SCAN_DISABLE_CMDID); CASE_RETURN_STRING(WMI_PEER_GET_ESTIMATED_LINKSPEED_CMDID); CASE_RETURN_STRING(WMI_ROAM_SCAN_CMD); CASE_RETURN_STRING(WMI_PDEV_SET_LED_CONFIG_CMDID); CASE_RETURN_STRING(WMI_HOST_AUTO_SHUTDOWN_CFG_CMDID); CASE_RETURN_STRING(WMI_CHAN_AVOID_UPDATE_CMDID); CASE_RETURN_STRING(WMI_WOW_IOAC_ADD_KEEPALIVE_CMDID); CASE_RETURN_STRING(WMI_WOW_IOAC_DEL_KEEPALIVE_CMDID); CASE_RETURN_STRING(WMI_WOW_IOAC_ADD_WAKE_PATTERN_CMDID); CASE_RETURN_STRING(WMI_WOW_IOAC_DEL_WAKE_PATTERN_CMDID); CASE_RETURN_STRING(WMI_REQUEST_LINK_STATS_CMDID); CASE_RETURN_STRING(WMI_START_LINK_STATS_CMDID); CASE_RETURN_STRING(WMI_CLEAR_LINK_STATS_CMDID); CASE_RETURN_STRING(WMI_GET_FW_MEM_DUMP_CMDID); CASE_RETURN_STRING(WMI_LPI_MGMT_SNOOPING_CONFIG_CMDID); CASE_RETURN_STRING(WMI_LPI_START_SCAN_CMDID); CASE_RETURN_STRING(WMI_LPI_STOP_SCAN_CMDID); CASE_RETURN_STRING(WMI_EXTSCAN_START_CMDID); CASE_RETURN_STRING(WMI_EXTSCAN_STOP_CMDID); CASE_RETURN_STRING (WMI_EXTSCAN_CONFIGURE_WLAN_CHANGE_MONITOR_CMDID); CASE_RETURN_STRING(WMI_EXTSCAN_CONFIGURE_HOTLIST_MONITOR_CMDID); CASE_RETURN_STRING(WMI_EXTSCAN_GET_CACHED_RESULTS_CMDID); CASE_RETURN_STRING(WMI_EXTSCAN_GET_WLAN_CHANGE_RESULTS_CMDID); CASE_RETURN_STRING(WMI_EXTSCAN_SET_CAPABILITIES_CMDID); CASE_RETURN_STRING(WMI_EXTSCAN_GET_CAPABILITIES_CMDID); CASE_RETURN_STRING(WMI_EXTSCAN_CONFIGURE_HOTLIST_SSID_MONITOR_CMDID); CASE_RETURN_STRING(WMI_ROAM_SYNCH_COMPLETE); CASE_RETURN_STRING(WMI_D0_WOW_ENABLE_DISABLE_CMDID); CASE_RETURN_STRING(WMI_EXTWOW_ENABLE_CMDID); CASE_RETURN_STRING(WMI_EXTWOW_SET_APP_TYPE1_PARAMS_CMDID); CASE_RETURN_STRING(WMI_EXTWOW_SET_APP_TYPE2_PARAMS_CMDID); CASE_RETURN_STRING(WMI_UNIT_TEST_CMDID); CASE_RETURN_STRING(WMI_ROAM_SET_RIC_REQUEST_CMDID); CASE_RETURN_STRING(WMI_PDEV_GET_TEMPERATURE_CMDID); CASE_RETURN_STRING(WMI_SET_DHCP_SERVER_OFFLOAD_CMDID); CASE_RETURN_STRING(WMI_TPC_CHAINMASK_CONFIG_CMDID); CASE_RETURN_STRING(WMI_IPA_OFFLOAD_ENABLE_DISABLE_CMDID); CASE_RETURN_STRING(WMI_SCAN_PROB_REQ_OUI_CMDID); CASE_RETURN_STRING(WMI_TDLS_SET_OFFCHAN_MODE_CMDID); CASE_RETURN_STRING(WMI_PDEV_SET_LED_FLASHING_CMDID); CASE_RETURN_STRING(WMI_MDNS_OFFLOAD_ENABLE_CMDID); CASE_RETURN_STRING(WMI_MDNS_SET_FQDN_CMDID); CASE_RETURN_STRING(WMI_MDNS_SET_RESPONSE_CMDID); CASE_RETURN_STRING(WMI_MDNS_GET_STATS_CMDID); CASE_RETURN_STRING(WMI_ROAM_INVOKE_CMDID); CASE_RETURN_STRING(WMI_SET_ANTENNA_DIVERSITY_CMDID); CASE_RETURN_STRING(WMI_SAP_OFL_ENABLE_CMDID); CASE_RETURN_STRING(WMI_APFIND_CMDID); CASE_RETURN_STRING(WMI_PASSPOINT_LIST_CONFIG_CMDID); CASE_RETURN_STRING(WMI_OCB_SET_SCHED_CMDID); CASE_RETURN_STRING(WMI_OCB_SET_CONFIG_CMDID); CASE_RETURN_STRING(WMI_OCB_SET_UTC_TIME_CMDID); CASE_RETURN_STRING(WMI_OCB_START_TIMING_ADVERT_CMDID); CASE_RETURN_STRING(WMI_OCB_STOP_TIMING_ADVERT_CMDID); CASE_RETURN_STRING(WMI_OCB_GET_TSF_TIMER_CMDID); CASE_RETURN_STRING(WMI_DCC_GET_STATS_CMDID); CASE_RETURN_STRING(WMI_DCC_CLEAR_STATS_CMDID); CASE_RETURN_STRING(WMI_DCC_UPDATE_NDL_CMDID); CASE_RETURN_STRING(WMI_ROAM_FILTER_CMDID); CASE_RETURN_STRING(WMI_ROAM_SUBNET_CHANGE_CONFIG_CMDID); CASE_RETURN_STRING(WMI_DEBUG_MESG_FLUSH_CMDID); CASE_RETURN_STRING(WMI_PEER_SET_RATE_REPORT_CONDITION_CMDID); CASE_RETURN_STRING(WMI_SOC_SET_PCL_CMDID); CASE_RETURN_STRING(WMI_SOC_SET_HW_MODE_CMDID); CASE_RETURN_STRING(WMI_SOC_SET_DUAL_MAC_CONFIG_CMDID); CASE_RETURN_STRING(WMI_WOW_ENABLE_ICMPV6_NA_FLT_CMDID); CASE_RETURN_STRING(WMI_DIAG_EVENT_LOG_CONFIG_CMDID); CASE_RETURN_STRING(WMI_PACKET_FILTER_CONFIG_CMDID); CASE_RETURN_STRING(WMI_PACKET_FILTER_ENABLE_CMDID); CASE_RETURN_STRING(WMI_SAP_SET_BLACKLIST_PARAM_CMDID); CASE_RETURN_STRING(WMI_WOW_UDP_SVC_OFLD_CMDID); CASE_RETURN_STRING(WMI_MGMT_TX_SEND_CMDID); CASE_RETURN_STRING(WMI_SOC_SET_ANTENNA_MODE_CMDID); CASE_RETURN_STRING(WMI_WOW_HOSTWAKEUP_GPIO_PIN_PATTERN_CONFIG_CMDID); CASE_RETURN_STRING(WMI_AP_PS_EGAP_PARAM_CMDID); CASE_RETURN_STRING(WMI_PMF_OFFLOAD_SET_SA_QUERY_CMDID); CASE_RETURN_STRING(WMI_BPF_GET_CAPABILITY_CMDID); CASE_RETURN_STRING(WMI_BPF_GET_VDEV_STATS_CMDID); CASE_RETURN_STRING(WMI_BPF_SET_VDEV_INSTRUCTIONS_CMDID); CASE_RETURN_STRING(WMI_BPF_DEL_VDEV_INSTRUCTIONS_CMDID); } return "Invalid WMI cmd"; } #ifdef QCA_WIFI_3_0_EMU static inline void wma_log_cmd_id(WMI_CMD_ID cmd_id) { WMA_LOGE("Send WMI command:%s command_id:%d", get_wmi_cmd_string(cmd_id), cmd_id); } #else static inline void wma_log_cmd_id(WMI_CMD_ID cmd_id) { WMA_LOGD("Send WMI command:%s command_id:%d", get_wmi_cmd_string(cmd_id), cmd_id); } #endif /** * wmi_is_runtime_pm_cmd() - check if a cmd is part of the suspend resume sequence * @cmd: command to check * * Return: true if the command is part of the suspend resume sequence. */ bool wmi_is_runtime_pm_cmd(WMI_CMD_ID cmd_id) { switch (cmd_id) { case WMI_WOW_ENABLE_CMDID: case WMI_PDEV_SUSPEND_CMDID: case WMI_WOW_ENABLE_DISABLE_WAKE_EVENT_CMDID: case WMI_WOW_ADD_WAKE_PATTERN_CMDID: case WMI_WOW_HOSTWAKEUP_FROM_SLEEP_CMDID: case WMI_PDEV_RESUME_CMDID: case WMI_WOW_DEL_WAKE_PATTERN_CMDID: case WMI_D0_WOW_ENABLE_DISABLE_CMDID: return true; default: return false; } } /* WMI command API */ int wmi_unified_cmd_send(wmi_unified_t wmi_handle, wmi_buf_t buf, int len, WMI_CMD_ID cmd_id) { HTC_PACKET *pkt; A_STATUS status; struct ol_softc *scn; uint16_t htc_tag = 0; if (wmi_get_runtime_pm_inprogress(wmi_handle)) { if (wmi_is_runtime_pm_cmd(cmd_id)) htc_tag = HTC_TX_PACKET_TAG_AUTO_PM; } else if (cdf_atomic_read(&wmi_handle->is_target_suspended) && ((WMI_WOW_HOSTWAKEUP_FROM_SLEEP_CMDID != cmd_id) && (WMI_PDEV_RESUME_CMDID != cmd_id))) { pr_err("%s: Target is suspended could not send WMI command\n", __func__); CDF_ASSERT(0); return -EBUSY; } /* Do sanity check on the TLV parameter structure */ { void *buf_ptr = (void *)cdf_nbuf_data(buf); if (wmitlv_check_command_tlv_params(NULL, buf_ptr, len, cmd_id) != 0) { cdf_print ("\nERROR: %s: Invalid WMI Parameter Buffer for Cmd:%d\n", __func__, cmd_id); return -1; } } if (cdf_nbuf_push_head(buf, sizeof(WMI_CMD_HDR)) == NULL) { pr_err("%s, Failed to send cmd %x, no memory\n", __func__, cmd_id); return -ENOMEM; } WMI_SET_FIELD(cdf_nbuf_data(buf), WMI_CMD_HDR, COMMANDID, cmd_id); cdf_atomic_inc(&wmi_handle->pending_cmds); if (cdf_atomic_read(&wmi_handle->pending_cmds) >= WMI_MAX_CMDS) { scn = cds_get_context(CDF_MODULE_ID_HIF); pr_err("\n%s: hostcredits = %d\n", __func__, wmi_get_host_credits(wmi_handle)); htc_dump_counter_info(wmi_handle->htc_handle); /* dump_ce_register(scn); */ /* dump_ce_debug_register(scn->hif_sc); */ cdf_atomic_dec(&wmi_handle->pending_cmds); pr_err("%s: MAX 1024 WMI Pending cmds reached.\n", __func__); CDF_BUG(0); return -EBUSY; } pkt = cdf_mem_malloc(sizeof(*pkt)); if (!pkt) { cdf_atomic_dec(&wmi_handle->pending_cmds); pr_err("%s, Failed to alloc htc packet %x, no memory\n", __func__, cmd_id); return -ENOMEM; } SET_HTC_PACKET_INFO_TX(pkt, NULL, cdf_nbuf_data(buf), len + sizeof(WMI_CMD_HDR), /* htt_host_data_dl_len(buf)+20 */ wmi_handle->wmi_endpoint_id, htc_tag); SET_HTC_PACKET_NET_BUF_CONTEXT(pkt, buf); wma_log_cmd_id(cmd_id); #ifdef WMI_INTERFACE_EVENT_LOGGING cdf_spin_lock_bh(&wmi_handle->wmi_record_lock); /*Record 16 bytes of WMI cmd data - exclude TLV and WMI headers */ if (cmd_id == WMI_MGMT_TX_SEND_CMDID) { WMI_MGMT_COMMAND_RECORD(cmd_id, ((uint32_t *)cdf_nbuf_data(buf) + 2)); } else { WMI_COMMAND_RECORD(cmd_id, ((uint32_t *) cdf_nbuf_data(buf) + 2)); } cdf_spin_unlock_bh(&wmi_handle->wmi_record_lock); #endif status = htc_send_pkt(wmi_handle->htc_handle, pkt); if (A_OK != status) { cdf_atomic_dec(&wmi_handle->pending_cmds); pr_err("%s %d, htc_send_pkt failed\n", __func__, __LINE__); } return ((status == A_OK) ? EOK : -1); } /* WMI Event handler register API */ int wmi_unified_get_event_handler_ix(wmi_unified_t wmi_handle, WMI_EVT_ID event_id) { uint32_t idx = 0; for (idx = 0; (idx < wmi_handle->max_event_idx && idx < WMI_UNIFIED_MAX_EVENT); ++idx) { if (wmi_handle->event_id[idx] == event_id && wmi_handle->event_handler[idx] != NULL) { return idx; } } return -1; } int wmi_unified_register_event_handler(wmi_unified_t wmi_handle, WMI_EVT_ID event_id, wmi_unified_event_handler handler_func) { uint32_t idx = 0; if (wmi_unified_get_event_handler_ix(wmi_handle, event_id) != -1) { printk("%s : event handler already registered 0x%x \n", __func__, event_id); return -1; } if (wmi_handle->max_event_idx == WMI_UNIFIED_MAX_EVENT) { printk("%s : no more event handlers 0x%x \n", __func__, event_id); return -1; } idx = wmi_handle->max_event_idx; wmi_handle->event_handler[idx] = handler_func; wmi_handle->event_id[idx] = event_id; wmi_handle->max_event_idx++; return 0; } int wmi_unified_unregister_event_handler(wmi_unified_t wmi_handle, WMI_EVT_ID event_id) { uint32_t idx = 0; if ((idx = wmi_unified_get_event_handler_ix(wmi_handle, event_id)) == -1) { printk("%s : event handler is not registered: event id 0x%x \n", __func__, event_id); return -1; } wmi_handle->event_handler[idx] = NULL; wmi_handle->event_id[idx] = 0; --wmi_handle->max_event_idx; wmi_handle->event_handler[idx] = wmi_handle->event_handler[wmi_handle->max_event_idx]; wmi_handle->event_id[idx] = wmi_handle->event_id[wmi_handle->max_event_idx]; return 0; } #if 0 /* currently not used */ static int wmi_unified_event_rx(struct wmi_unified *wmi_handle, wmi_buf_t evt_buf) { uint32_t id; uint8_t *event; uint16_t len; int status = -1; uint32_t idx = 0; ASSERT(evt_buf != NULL); id = WMI_GET_FIELD(cdf_nbuf_data(evt_buf), WMI_CMD_HDR, COMMANDID); if (cdf_nbuf_pull_head(evt_buf, sizeof(WMI_CMD_HDR)) == NULL) goto end; idx = wmi_unified_get_event_handler_ix(wmi_handle, id); if (idx == -1) { pr_err("%s : event handler is not registered: event id: 0x%x\n", __func__, id); goto end; } event = cdf_nbuf_data(evt_buf); len = cdf_nbuf_len(evt_buf); /* Call the WMI registered event handler */ status = wmi_handle->event_handler[idx] (wmi_handle->scn_handle, event, len); end: cdf_nbuf_free(evt_buf); return status; } #endif /* 0 */ /* * Event process by below function will be in tasket context. * Please use this method only for time sensitive functions. */ static void wmi_process_fw_event_tasklet_ctx(struct wmi_unified *wmi_handle, HTC_PACKET *htc_packet) { wmi_buf_t evt_buf; evt_buf = (wmi_buf_t) htc_packet->pPktContext; __wmi_control_rx(wmi_handle, evt_buf); return; } /* * Event process by below function will be in mc_thread context. * By default all event will be executed in mc_thread context. * Use this method for all events which are processed by protocol stack. * This method will reduce context switching and race conditions. */ static void wmi_process_fw_event_mc_thread_ctx(struct wmi_unified *wmi_handle, HTC_PACKET *htc_packet) { wmi_buf_t evt_buf; evt_buf = (wmi_buf_t) htc_packet->pPktContext; wmi_handle->wma_process_fw_event_handler_cbk(wmi_handle, evt_buf); return; } /* * Event process by below function will be in worker thread context. * Use this method for events which are not critical and not * handled in protocol stack. */ static void wmi_process_fw_event_worker_thread_ctx (struct wmi_unified *wmi_handle, HTC_PACKET *htc_packet) { wmi_buf_t evt_buf; uint32_t id; uint8_t *data; evt_buf = (wmi_buf_t) htc_packet->pPktContext; id = WMI_GET_FIELD(cdf_nbuf_data(evt_buf), WMI_CMD_HDR, COMMANDID); data = cdf_nbuf_data(evt_buf); cdf_spin_lock_bh(&wmi_handle->wmi_record_lock); /* Exclude 4 bytes of TLV header */ WMI_RX_EVENT_RECORD(id, ((uint8_t *) data + 4)); cdf_spin_unlock_bh(&wmi_handle->wmi_record_lock); cdf_spin_lock_bh(&wmi_handle->eventq_lock); cdf_nbuf_queue_add(&wmi_handle->event_queue, evt_buf); cdf_spin_unlock_bh(&wmi_handle->eventq_lock); schedule_work(&wmi_handle->rx_event_work); return; } /* * Temporarily added to support older WMI events. We should move all events to unified * when the target is ready to support it. */ void wmi_control_rx(void *ctx, HTC_PACKET *htc_packet) { struct wmi_unified *wmi_handle = (struct wmi_unified *)ctx; wmi_buf_t evt_buf; uint32_t id; evt_buf = (wmi_buf_t) htc_packet->pPktContext; id = WMI_GET_FIELD(cdf_nbuf_data(evt_buf), WMI_CMD_HDR, COMMANDID); switch (id) { /*Event will be handled in tasklet ctx*/ case WMI_TX_PAUSE_EVENTID: case WMI_WOW_WAKEUP_HOST_EVENTID: case WMI_PDEV_RESUME_EVENTID: case WMI_D0_WOW_DISABLE_ACK_EVENTID: wmi_process_fw_event_tasklet_ctx (wmi_handle, htc_packet); break; /*Event will be handled in worker thread ctx*/ case WMI_DEBUG_MESG_EVENTID: case WMI_DFS_RADAR_EVENTID: case WMI_PHYERR_EVENTID: case WMI_PEER_STATE_EVENTID: case WMI_MGMT_RX_EVENTID: case WMI_ROAM_EVENTID: wmi_process_fw_event_worker_thread_ctx (wmi_handle, htc_packet); break; /*Event will be handled in mc_thread ctx*/ default: wmi_process_fw_event_mc_thread_ctx (wmi_handle, htc_packet); break; } } void wmi_process_fw_event(struct wmi_unified *wmi_handle, wmi_buf_t evt_buf) { __wmi_control_rx(wmi_handle, evt_buf); } void __wmi_control_rx(struct wmi_unified *wmi_handle, wmi_buf_t evt_buf) { uint32_t id; uint8_t *data; uint32_t len; void *wmi_cmd_struct_ptr = NULL; int tlv_ok_status = 0; id = WMI_GET_FIELD(cdf_nbuf_data(evt_buf), WMI_CMD_HDR, COMMANDID); if (cdf_nbuf_pull_head(evt_buf, sizeof(WMI_CMD_HDR)) == NULL) goto end; data = cdf_nbuf_data(evt_buf); len = cdf_nbuf_len(evt_buf); /* Validate and pad(if necessary) the TLVs */ tlv_ok_status = wmitlv_check_and_pad_event_tlvs(wmi_handle->scn_handle, data, len, id, &wmi_cmd_struct_ptr); if (tlv_ok_status != 0) { pr_err("%s: Error: id=0x%d, wmitlv_check_and_pad_tlvs ret=%d\n", __func__, id, tlv_ok_status); goto end; } if ((id >= WMI_EVT_GRP_START_ID(WMI_GRP_START)) && /* WMI_SERVICE_READY_EXT_EVENTID is supposed to be part of the * WMI_GRP_START group. Since the group is out of space, FW * has accomodated this in WMI_GRP_VDEV. * WMI_SERVICE_READY_EXT_EVENTID does not have any specific * event handler registered. So, we do not want to go through * the WMI registered event handler path for this event. */ (id != WMI_SERVICE_READY_EXT_EVENTID)) { uint32_t idx = 0; idx = wmi_unified_get_event_handler_ix(wmi_handle, id); if (idx == -1) { pr_err ("%s : event handler is not registered: event id 0x%x\n", __func__, id); goto end; } #ifdef WMI_INTERFACE_EVENT_LOGGING cdf_spin_lock_bh(&wmi_handle->wmi_record_lock); /* Exclude 4 bytes of TLV header */ if (id == WMI_MGMT_TX_COMPLETION_EVENTID) { WMI_MGMT_EVENT_RECORD(id, ((uint8_t *) data + 4)); } else { WMI_EVENT_RECORD(id, ((uint8_t *) data + 4)); } cdf_spin_unlock_bh(&wmi_handle->wmi_record_lock); #endif /* Call the WMI registered event handler */ wmi_handle->event_handler[idx] (wmi_handle->scn_handle, wmi_cmd_struct_ptr, len); goto end; } switch (id) { default: pr_info("%s: Unhandled WMI event %d\n", __func__, id); break; case WMI_SERVICE_READY_EVENTID: pr_info("%s: WMI UNIFIED SERVICE READY event\n", __func__); wma_rx_service_ready_event(wmi_handle->scn_handle, wmi_cmd_struct_ptr); break; case WMI_SERVICE_READY_EXT_EVENTID: WMA_LOGA("%s: WMI UNIFIED SERVICE READY Extended event", __func__); wma_rx_service_ready_ext_event(wmi_handle->scn_handle, wmi_cmd_struct_ptr); break; case WMI_READY_EVENTID: pr_info("%s: WMI UNIFIED READY event\n", __func__); wma_rx_ready_event(wmi_handle->scn_handle, wmi_cmd_struct_ptr); break; } end: wmitlv_free_allocated_event_tlvs(id, &wmi_cmd_struct_ptr); cdf_nbuf_free(evt_buf); } void wmi_rx_event_work(struct work_struct *work) { struct wmi_unified *wmi = container_of(work, struct wmi_unified, rx_event_work); wmi_buf_t buf; cdf_spin_lock_bh(&wmi->eventq_lock); buf = cdf_nbuf_queue_remove(&wmi->event_queue); cdf_spin_unlock_bh(&wmi->eventq_lock); while (buf) { __wmi_control_rx(wmi, buf); cdf_spin_lock_bh(&wmi->eventq_lock); buf = cdf_nbuf_queue_remove(&wmi->event_queue); cdf_spin_unlock_bh(&wmi->eventq_lock); } } /* WMI Initialization functions */ #ifdef FEATURE_RUNTIME_PM /** * wmi_runtime_pm_init() - initialize runtime pm wmi variables * @wmi_handle: wmi context */ void wmi_runtime_pm_init(struct wmi_unified *wmi_handle) { cdf_atomic_init(&wmi_handle->runtime_pm_inprogress); } #else void wmi_runtime_pm_init(struct wmi_unified *wmi_handle) { } #endif void *wmi_unified_attach(ol_scn_t scn_handle, wma_process_fw_event_handler_cbk func) { struct wmi_unified *wmi_handle; wmi_handle = (struct wmi_unified *)os_malloc(NULL, sizeof(struct wmi_unified), GFP_ATOMIC); if (wmi_handle == NULL) { printk("allocation of wmi handle failed %zu \n", sizeof(struct wmi_unified)); return NULL; } OS_MEMZERO(wmi_handle, sizeof(struct wmi_unified)); wmi_handle->scn_handle = scn_handle; cdf_atomic_init(&wmi_handle->pending_cmds); cdf_atomic_init(&wmi_handle->is_target_suspended); wmi_runtime_pm_init(wmi_handle); cdf_spinlock_init(&wmi_handle->eventq_lock); cdf_nbuf_queue_init(&wmi_handle->event_queue); #ifdef CONFIG_CNSS cnss_init_work(&wmi_handle->rx_event_work, wmi_rx_event_work); #else INIT_WORK(&wmi_handle->rx_event_work, wmi_rx_event_work); #endif #ifdef WMI_INTERFACE_EVENT_LOGGING cdf_spinlock_init(&wmi_handle->wmi_record_lock); #endif wmi_handle->wma_process_fw_event_handler_cbk = func; return wmi_handle; } void wmi_unified_detach(struct wmi_unified *wmi_handle) { wmi_buf_t buf; cds_flush_work(&wmi_handle->rx_event_work); cdf_spin_lock_bh(&wmi_handle->eventq_lock); buf = cdf_nbuf_queue_remove(&wmi_handle->event_queue); while (buf) { cdf_nbuf_free(buf); buf = cdf_nbuf_queue_remove(&wmi_handle->event_queue); } cdf_spin_unlock_bh(&wmi_handle->eventq_lock); if (wmi_handle != NULL) { OS_FREE(wmi_handle); wmi_handle = NULL; } } /** * wmi_unified_remove_work() - detach for WMI work * @wmi_handle: handle to WMI * * A function that does not fully detach WMI, but just remove work * queue items associated with it. This is used to make sure that * before any other processing code that may destroy related contexts * (HTC, etc), work queue processing on WMI has already been stopped. * * Return: None */ void wmi_unified_remove_work(struct wmi_unified *wmi_handle) { wmi_buf_t buf; CDF_TRACE(CDF_MODULE_ID_WMI, CDF_TRACE_LEVEL_INFO, "Enter: %s", __func__); cds_flush_work(&wmi_handle->rx_event_work); cdf_spin_lock_bh(&wmi_handle->eventq_lock); buf = cdf_nbuf_queue_remove(&wmi_handle->event_queue); while (buf) { cdf_nbuf_free(buf); buf = cdf_nbuf_queue_remove(&wmi_handle->event_queue); } cdf_spin_unlock_bh(&wmi_handle->eventq_lock); CDF_TRACE(CDF_MODULE_ID_WMA, CDF_TRACE_LEVEL_INFO, "Done: %s", __func__); } void wmi_htc_tx_complete(void *ctx, HTC_PACKET *htc_pkt) { struct wmi_unified *wmi_handle = (struct wmi_unified *)ctx; wmi_buf_t wmi_cmd_buf = GET_HTC_PACKET_NET_BUF_CONTEXT(htc_pkt); #ifdef WMI_INTERFACE_EVENT_LOGGING uint32_t cmd_id; #endif ASSERT(wmi_cmd_buf); #ifdef WMI_INTERFACE_EVENT_LOGGING cmd_id = WMI_GET_FIELD(cdf_nbuf_data(wmi_cmd_buf), WMI_CMD_HDR, COMMANDID); #ifdef QCA_WIFI_3_0_EMU printk("\nSent WMI command:%s command_id:0x%x over dma and recieved tx complete interupt\n", get_wmi_cmd_string(cmd_id), cmd_id); #endif cdf_spin_lock_bh(&wmi_handle->wmi_record_lock); /* Record 16 bytes of WMI cmd tx complete data - exclude TLV and WMI headers */ if (cmd_id == WMI_MGMT_TX_SEND_CMDID) { WMI_MGMT_COMMAND_TX_CMP_RECORD(cmd_id, ((uint32_t *) cdf_nbuf_data(wmi_cmd_buf) + 2)); } else { WMI_COMMAND_TX_CMP_RECORD(cmd_id, ((uint32_t *) cdf_nbuf_data(wmi_cmd_buf) + 2)); } cdf_spin_unlock_bh(&wmi_handle->wmi_record_lock); #endif cdf_nbuf_free(wmi_cmd_buf); cdf_mem_free(htc_pkt); cdf_atomic_dec(&wmi_handle->pending_cmds); } int wmi_unified_connect_htc_service(struct wmi_unified *wmi_handle, void *htc_handle) { int status; HTC_SERVICE_CONNECT_RESP response; HTC_SERVICE_CONNECT_REQ connect; OS_MEMZERO(&connect, sizeof(connect)); OS_MEMZERO(&response, sizeof(response)); /* meta data is unused for now */ connect.pMetaData = NULL; connect.MetaDataLength = 0; /* these fields are the same for all service endpoints */ connect.EpCallbacks.pContext = wmi_handle; connect.EpCallbacks.EpTxCompleteMultiple = NULL /* Control path completion ar6000_tx_complete */; connect.EpCallbacks.EpRecv = wmi_control_rx /* Control path rx */; connect.EpCallbacks.EpRecvRefill = NULL /* ar6000_rx_refill */; connect.EpCallbacks.EpSendFull = NULL /* ar6000_tx_queue_full */; connect.EpCallbacks.EpTxComplete = wmi_htc_tx_complete /* ar6000_tx_queue_full */; /* connect to control service */ connect.service_id = WMI_CONTROL_SVC; if ((status = htc_connect_service(htc_handle, &connect, &response)) != EOK) { printk (" Failed to connect to WMI CONTROL service status:%d \n", status); return -1;; } wmi_handle->wmi_endpoint_id = response.Endpoint; wmi_handle->htc_handle = htc_handle; wmi_handle->max_msg_len = response.MaxMsgLength; return EOK; } int wmi_get_host_credits(wmi_unified_t wmi_handle) { int host_credits; htc_get_control_endpoint_tx_host_credits(wmi_handle->htc_handle, &host_credits); return host_credits; } int wmi_get_pending_cmds(wmi_unified_t wmi_handle) { return cdf_atomic_read(&wmi_handle->pending_cmds); } void wmi_set_target_suspend(wmi_unified_t wmi_handle, A_BOOL val) { cdf_atomic_set(&wmi_handle->is_target_suspended, val); } #ifdef FEATURE_RUNTIME_PM void wmi_set_runtime_pm_inprogress(wmi_unified_t wmi_handle, A_BOOL val) { cdf_atomic_set(&wmi_handle->runtime_pm_inprogress, val); } inline bool wmi_get_runtime_pm_inprogress(wmi_unified_t wmi_handle) { return cdf_atomic_read(&wmi_handle->runtime_pm_inprogress); } #endif