diff options
Diffstat (limited to 'drivers/net/wireless/ath/wil6210/wmi.c')
| -rw-r--r-- | drivers/net/wireless/ath/wil6210/wmi.c | 304 |
1 files changed, 293 insertions, 11 deletions
diff --git a/drivers/net/wireless/ath/wil6210/wmi.c b/drivers/net/wireless/ath/wil6210/wmi.c index ffdd2fa401b1..8ace618d0fd9 100644 --- a/drivers/net/wireless/ath/wil6210/wmi.c +++ b/drivers/net/wireless/ath/wil6210/wmi.c @@ -140,13 +140,15 @@ static u32 wmi_addr_remap(u32 x) /** * Check address validity for WMI buffer; remap if needed * @ptr - internal (linker) fw/ucode address + * @size - if non zero, validate the block does not + * exceed the device memory (bar) * * Valid buffer should be DWORD aligned * * return address for accessing buffer from the host; * if buffer is not valid, return NULL. */ -void __iomem *wmi_buffer(struct wil6210_priv *wil, __le32 ptr_) +void __iomem *wmi_buffer_block(struct wil6210_priv *wil, __le32 ptr_, u32 size) { u32 off; u32 ptr = le32_to_cpu(ptr_); @@ -161,10 +163,17 @@ void __iomem *wmi_buffer(struct wil6210_priv *wil, __le32 ptr_) off = HOSTADDR(ptr); if (off > wil->bar_size - 4) return NULL; + if (size && ((off + size > wil->bar_size) || (off + size < off))) + return NULL; return wil->csr + off; } +void __iomem *wmi_buffer(struct wil6210_priv *wil, __le32 ptr_) +{ + return wmi_buffer_block(wil, ptr_, 0); +} + /** * Check address validity */ @@ -198,6 +207,232 @@ int wmi_read_hdr(struct wil6210_priv *wil, __le32 ptr, return 0; } +static const char *cmdid2name(u16 cmdid) +{ + switch (cmdid) { + case WMI_NOTIFY_REQ_CMDID: + return "WMI_NOTIFY_REQ_CMD"; + case WMI_START_SCAN_CMDID: + return "WMI_START_SCAN_CMD"; + case WMI_CONNECT_CMDID: + return "WMI_CONNECT_CMD"; + case WMI_DISCONNECT_CMDID: + return "WMI_DISCONNECT_CMD"; + case WMI_SW_TX_REQ_CMDID: + return "WMI_SW_TX_REQ_CMD"; + case WMI_GET_RF_SECTOR_PARAMS_CMDID: + return "WMI_GET_RF_SECTOR_PARAMS_CMD"; + case WMI_SET_RF_SECTOR_PARAMS_CMDID: + return "WMI_SET_RF_SECTOR_PARAMS_CMD"; + case WMI_GET_SELECTED_RF_SECTOR_INDEX_CMDID: + return "WMI_GET_SELECTED_RF_SECTOR_INDEX_CMD"; + case WMI_SET_SELECTED_RF_SECTOR_INDEX_CMDID: + return "WMI_SET_SELECTED_RF_SECTOR_INDEX_CMD"; + case WMI_BRP_SET_ANT_LIMIT_CMDID: + return "WMI_BRP_SET_ANT_LIMIT_CMD"; + case WMI_TOF_SESSION_START_CMDID: + return "WMI_TOF_SESSION_START_CMD"; + case WMI_AOA_MEAS_CMDID: + return "WMI_AOA_MEAS_CMD"; + case WMI_PMC_CMDID: + return "WMI_PMC_CMD"; + case WMI_TOF_GET_TX_RX_OFFSET_CMDID: + return "WMI_TOF_GET_TX_RX_OFFSET_CMD"; + case WMI_TOF_SET_TX_RX_OFFSET_CMDID: + return "WMI_TOF_SET_TX_RX_OFFSET_CMD"; + case WMI_VRING_CFG_CMDID: + return "WMI_VRING_CFG_CMD"; + case WMI_BCAST_VRING_CFG_CMDID: + return "WMI_BCAST_VRING_CFG_CMD"; + case WMI_TRAFFIC_SUSPEND_CMDID: + return "WMI_TRAFFIC_SUSPEND_CMD"; + case WMI_TRAFFIC_RESUME_CMDID: + return "WMI_TRAFFIC_RESUME_CMD"; + case WMI_ECHO_CMDID: + return "WMI_ECHO_CMD"; + case WMI_SET_MAC_ADDRESS_CMDID: + return "WMI_SET_MAC_ADDRESS_CMD"; + case WMI_LED_CFG_CMDID: + return "WMI_LED_CFG_CMD"; + case WMI_PCP_START_CMDID: + return "WMI_PCP_START_CMD"; + case WMI_PCP_STOP_CMDID: + return "WMI_PCP_STOP_CMD"; + case WMI_SET_SSID_CMDID: + return "WMI_SET_SSID_CMD"; + case WMI_GET_SSID_CMDID: + return "WMI_GET_SSID_CMD"; + case WMI_SET_PCP_CHANNEL_CMDID: + return "WMI_SET_PCP_CHANNEL_CMD"; + case WMI_GET_PCP_CHANNEL_CMDID: + return "WMI_GET_PCP_CHANNEL_CMD"; + case WMI_P2P_CFG_CMDID: + return "WMI_P2P_CFG_CMD"; + case WMI_START_LISTEN_CMDID: + return "WMI_START_LISTEN_CMD"; + case WMI_START_SEARCH_CMDID: + return "WMI_START_SEARCH_CMD"; + case WMI_DISCOVERY_STOP_CMDID: + return "WMI_DISCOVERY_STOP_CMD"; + case WMI_DELETE_CIPHER_KEY_CMDID: + return "WMI_DELETE_CIPHER_KEY_CMD"; + case WMI_ADD_CIPHER_KEY_CMDID: + return "WMI_ADD_CIPHER_KEY_CMD"; + case WMI_SET_APPIE_CMDID: + return "WMI_SET_APPIE_CMD"; + case WMI_CFG_RX_CHAIN_CMDID: + return "WMI_CFG_RX_CHAIN_CMD"; + case WMI_TEMP_SENSE_CMDID: + return "WMI_TEMP_SENSE_CMD"; + case WMI_DEL_STA_CMDID: + return "WMI_DEL_STA_CMD"; + case WMI_DISCONNECT_STA_CMDID: + return "WMI_DISCONNECT_STA_CMD"; + case WMI_VRING_BA_EN_CMDID: + return "WMI_VRING_BA_EN_CMD"; + case WMI_VRING_BA_DIS_CMDID: + return "WMI_VRING_BA_DIS_CMD"; + case WMI_RCP_DELBA_CMDID: + return "WMI_RCP_DELBA_CMD"; + case WMI_RCP_ADDBA_RESP_CMDID: + return "WMI_RCP_ADDBA_RESP_CMD"; + case WMI_PS_DEV_PROFILE_CFG_CMDID: + return "WMI_PS_DEV_PROFILE_CFG_CMD"; + case WMI_SET_MGMT_RETRY_LIMIT_CMDID: + return "WMI_SET_MGMT_RETRY_LIMIT_CMD"; + case WMI_GET_MGMT_RETRY_LIMIT_CMDID: + return "WMI_GET_MGMT_RETRY_LIMIT_CMD"; + case WMI_ABORT_SCAN_CMDID: + return "WMI_ABORT_SCAN_CMD"; + case WMI_NEW_STA_CMDID: + return "WMI_NEW_STA_CMD"; + case WMI_SET_THERMAL_THROTTLING_CFG_CMDID: + return "WMI_SET_THERMAL_THROTTLING_CFG_CMD"; + case WMI_GET_THERMAL_THROTTLING_CFG_CMDID: + return "WMI_GET_THERMAL_THROTTLING_CFG_CMD"; + case WMI_LINK_MAINTAIN_CFG_WRITE_CMDID: + return "WMI_LINK_MAINTAIN_CFG_WRITE_CMD"; + case WMI_LO_POWER_CALIB_FROM_OTP_CMDID: + return "WMI_LO_POWER_CALIB_FROM_OTP_CMD"; + default: + return "Untracked CMD"; + } +} + +static const char *eventid2name(u16 eventid) +{ + switch (eventid) { + case WMI_NOTIFY_REQ_DONE_EVENTID: + return "WMI_NOTIFY_REQ_DONE_EVENT"; + case WMI_DISCONNECT_EVENTID: + return "WMI_DISCONNECT_EVENT"; + case WMI_SW_TX_COMPLETE_EVENTID: + return "WMI_SW_TX_COMPLETE_EVENT"; + case WMI_GET_RF_SECTOR_PARAMS_DONE_EVENTID: + return "WMI_GET_RF_SECTOR_PARAMS_DONE_EVENT"; + case WMI_SET_RF_SECTOR_PARAMS_DONE_EVENTID: + return "WMI_SET_RF_SECTOR_PARAMS_DONE_EVENT"; + case WMI_GET_SELECTED_RF_SECTOR_INDEX_DONE_EVENTID: + return "WMI_GET_SELECTED_RF_SECTOR_INDEX_DONE_EVENT"; + case WMI_SET_SELECTED_RF_SECTOR_INDEX_DONE_EVENTID: + return "WMI_SET_SELECTED_RF_SECTOR_INDEX_DONE_EVENT"; + case WMI_BRP_SET_ANT_LIMIT_EVENTID: + return "WMI_BRP_SET_ANT_LIMIT_EVENT"; + case WMI_FW_READY_EVENTID: + return "WMI_FW_READY_EVENT"; + case WMI_TRAFFIC_RESUME_EVENTID: + return "WMI_TRAFFIC_RESUME_EVENT"; + case WMI_TOF_GET_TX_RX_OFFSET_EVENTID: + return "WMI_TOF_GET_TX_RX_OFFSET_EVENT"; + case WMI_TOF_SET_TX_RX_OFFSET_EVENTID: + return "WMI_TOF_SET_TX_RX_OFFSET_EVENT"; + case WMI_VRING_CFG_DONE_EVENTID: + return "WMI_VRING_CFG_DONE_EVENT"; + case WMI_READY_EVENTID: + return "WMI_READY_EVENT"; + case WMI_RX_MGMT_PACKET_EVENTID: + return "WMI_RX_MGMT_PACKET_EVENT"; + case WMI_TX_MGMT_PACKET_EVENTID: + return "WMI_TX_MGMT_PACKET_EVENT"; + case WMI_SCAN_COMPLETE_EVENTID: + return "WMI_SCAN_COMPLETE_EVENT"; + case WMI_ACS_PASSIVE_SCAN_COMPLETE_EVENTID: + return "WMI_ACS_PASSIVE_SCAN_COMPLETE_EVENT"; + case WMI_CONNECT_EVENTID: + return "WMI_CONNECT_EVENT"; + case WMI_EAPOL_RX_EVENTID: + return "WMI_EAPOL_RX_EVENT"; + case WMI_BA_STATUS_EVENTID: + return "WMI_BA_STATUS_EVENT"; + case WMI_RCP_ADDBA_REQ_EVENTID: + return "WMI_RCP_ADDBA_REQ_EVENT"; + case WMI_DELBA_EVENTID: + return "WMI_DELBA_EVENT"; + case WMI_VRING_EN_EVENTID: + return "WMI_VRING_EN_EVENT"; + case WMI_DATA_PORT_OPEN_EVENTID: + return "WMI_DATA_PORT_OPEN_EVENT"; + case WMI_AOA_MEAS_EVENTID: + return "WMI_AOA_MEAS_EVENT"; + case WMI_TOF_SESSION_END_EVENTID: + return "WMI_TOF_SESSION_END_EVENT"; + case WMI_TOF_GET_CAPABILITIES_EVENTID: + return "WMI_TOF_GET_CAPABILITIES_EVENT"; + case WMI_TOF_SET_LCR_EVENTID: + return "WMI_TOF_SET_LCR_EVENT"; + case WMI_TOF_SET_LCI_EVENTID: + return "WMI_TOF_SET_LCI_EVENT"; + case WMI_TOF_FTM_PER_DEST_RES_EVENTID: + return "WMI_TOF_FTM_PER_DEST_RES_EVENT"; + case WMI_TOF_CHANNEL_INFO_EVENTID: + return "WMI_TOF_CHANNEL_INFO_EVENT"; + case WMI_TRAFFIC_SUSPEND_EVENTID: + return "WMI_TRAFFIC_SUSPEND_EVENT"; + case WMI_ECHO_RSP_EVENTID: + return "WMI_ECHO_RSP_EVENT"; + case WMI_LED_CFG_DONE_EVENTID: + return "WMI_LED_CFG_DONE_EVENT"; + case WMI_PCP_STARTED_EVENTID: + return "WMI_PCP_STARTED_EVENT"; + case WMI_PCP_STOPPED_EVENTID: + return "WMI_PCP_STOPPED_EVENT"; + case WMI_GET_SSID_EVENTID: + return "WMI_GET_SSID_EVENT"; + case WMI_GET_PCP_CHANNEL_EVENTID: + return "WMI_GET_PCP_CHANNEL_EVENT"; + case WMI_P2P_CFG_DONE_EVENTID: + return "WMI_P2P_CFG_DONE_EVENT"; + case WMI_LISTEN_STARTED_EVENTID: + return "WMI_LISTEN_STARTED_EVENT"; + case WMI_SEARCH_STARTED_EVENTID: + return "WMI_SEARCH_STARTED_EVENT"; + case WMI_DISCOVERY_STOPPED_EVENTID: + return "WMI_DISCOVERY_STOPPED_EVENT"; + case WMI_CFG_RX_CHAIN_DONE_EVENTID: + return "WMI_CFG_RX_CHAIN_DONE_EVENT"; + case WMI_TEMP_SENSE_DONE_EVENTID: + return "WMI_TEMP_SENSE_DONE_EVENT"; + case WMI_RCP_ADDBA_RESP_SENT_EVENTID: + return "WMI_RCP_ADDBA_RESP_SENT_EVENT"; + case WMI_PS_DEV_PROFILE_CFG_EVENTID: + return "WMI_PS_DEV_PROFILE_CFG_EVENT"; + case WMI_SET_MGMT_RETRY_LIMIT_EVENTID: + return "WMI_SET_MGMT_RETRY_LIMIT_EVENT"; + case WMI_GET_MGMT_RETRY_LIMIT_EVENTID: + return "WMI_GET_MGMT_RETRY_LIMIT_EVENT"; + case WMI_SET_THERMAL_THROTTLING_CFG_EVENTID: + return "WMI_SET_THERMAL_THROTTLING_CFG_EVENT"; + case WMI_GET_THERMAL_THROTTLING_CFG_EVENTID: + return "WMI_GET_THERMAL_THROTTLING_CFG_EVENT"; + case WMI_LINK_MAINTAIN_CFG_WRITE_DONE_EVENTID: + return "WMI_LINK_MAINTAIN_CFG_WRITE_DONE_EVENT"; + case WMI_LO_POWER_CALIB_FROM_OTP_EVENTID: + return "WMI_LO_POWER_CALIB_FROM_OTP_EVENT"; + default: + return "Untracked EVENT"; + } +} + static int __wmi_send(struct wil6210_priv *wil, u16 cmdid, void *buf, u16 len) { struct { @@ -222,7 +457,7 @@ static int __wmi_send(struct wil6210_priv *wil, u16 cmdid, void *buf, u16 len) uint retry; int rc = 0; - if (sizeof(cmd) + len > r->entry_size) { + if (len > r->entry_size - sizeof(cmd)) { wil_err(wil, "WMI size too large: %d bytes, max is %d\n", (int)(sizeof(cmd) + len), r->entry_size); return -ERANGE; @@ -294,7 +529,8 @@ static int __wmi_send(struct wil6210_priv *wil, u16 cmdid, void *buf, u16 len) } cmd.hdr.seq = cpu_to_le16(++wil->wmi_seq); /* set command */ - wil_dbg_wmi(wil, "WMI command 0x%04x [%d]\n", cmdid, len); + wil_dbg_wmi(wil, "sending %s (0x%04x) [%d]\n", + cmdid2name(cmdid), cmdid, len); wil_hex_dump_wmi("Cmd ", DUMP_PREFIX_OFFSET, 16, 1, &cmd, sizeof(cmd), true); wil_hex_dump_wmi("cmd ", DUMP_PREFIX_OFFSET, 16, 1, buf, @@ -963,8 +1199,8 @@ void wmi_recv_cmd(struct wil6210_priv *wil) } spin_unlock_irqrestore(&wil->wmi_ev_lock, flags); - wil_dbg_wmi(wil, "WMI event 0x%04x MID %d @%d msec\n", - id, wmi->mid, tstamp); + wil_dbg_wmi(wil, "recv %s (0x%04x) MID %d @%d msec\n", + eventid2name(id), id, wmi->mid, tstamp); trace_wil6210_wmi_event(wmi, &wmi[1], len - sizeof(*wmi)); } @@ -1380,8 +1616,14 @@ int wmi_set_ie(struct wil6210_priv *wil, u8 type, u16 ie_len, const void *ie) }; int rc; u16 len = sizeof(struct wmi_set_appie_cmd) + ie_len; - struct wmi_set_appie_cmd *cmd = kzalloc(len, GFP_KERNEL); + struct wmi_set_appie_cmd *cmd; + + if (len < ie_len) { + rc = -EINVAL; + goto out; + } + cmd = kzalloc(len, GFP_KERNEL); if (!cmd) { rc = -ENOMEM; goto out; @@ -1801,6 +2043,16 @@ void wmi_event_flush(struct wil6210_priv *wil) spin_unlock_irqrestore(&wil->wmi_ev_lock, flags); } +static const char *suspend_status2name(u8 status) +{ + switch (status) { + case WMI_TRAFFIC_SUSPEND_REJECTED_LINK_NOT_IDLE: + return "LINK_NOT_IDLE"; + default: + return "Untracked status"; + } +} + int wmi_suspend(struct wil6210_priv *wil) { int rc; @@ -1816,7 +2068,7 @@ int wmi_suspend(struct wil6210_priv *wil) wil->suspend_resp_rcvd = false; wil->suspend_resp_comp = false; - reply.evt.status = WMI_TRAFFIC_SUSPEND_REJECTED; + reply.evt.status = WMI_TRAFFIC_SUSPEND_REJECTED_LINK_NOT_IDLE; rc = wmi_call(wil, WMI_TRAFFIC_SUSPEND_CMDID, &cmd, sizeof(cmd), WMI_TRAFFIC_SUSPEND_EVENTID, &reply, sizeof(reply), @@ -1848,8 +2100,9 @@ int wmi_suspend(struct wil6210_priv *wil) } wil_dbg_wmi(wil, "suspend_response_completed rcvd\n"); - if (reply.evt.status == WMI_TRAFFIC_SUSPEND_REJECTED) { - wil_dbg_pm(wil, "device rejected the suspend\n"); + if (reply.evt.status != WMI_TRAFFIC_SUSPEND_APPROVED) { + wil_dbg_pm(wil, "device rejected the suspend, %s\n", + suspend_status2name(reply.evt.status)); wil->suspend_stats.rejected_by_device++; } rc = reply.evt.status; @@ -1861,21 +2114,50 @@ out: return rc; } +static void resume_triggers2string(u32 triggers, char *string, int str_size) +{ + string[0] = '\0'; + + if (!triggers) { + strlcat(string, " UNKNOWN", str_size); + return; + } + + if (triggers & WMI_RESUME_TRIGGER_HOST) + strlcat(string, " HOST", str_size); + + if (triggers & WMI_RESUME_TRIGGER_UCAST_RX) + strlcat(string, " UCAST_RX", str_size); + + if (triggers & WMI_RESUME_TRIGGER_BCAST_RX) + strlcat(string, " BCAST_RX", str_size); + + if (triggers & WMI_RESUME_TRIGGER_WMI_EVT) + strlcat(string, " WMI_EVT", str_size); +} + int wmi_resume(struct wil6210_priv *wil) { int rc; + char string[100]; struct { struct wmi_cmd_hdr wmi; struct wmi_traffic_resume_event evt; } __packed reply; reply.evt.status = WMI_TRAFFIC_RESUME_FAILED; + reply.evt.resume_triggers = WMI_RESUME_TRIGGER_UNKNOWN; rc = wmi_call(wil, WMI_TRAFFIC_RESUME_CMDID, NULL, 0, WMI_TRAFFIC_RESUME_EVENTID, &reply, sizeof(reply), WIL_WAIT_FOR_SUSPEND_RESUME_COMP); if (rc) return rc; + resume_triggers2string(le32_to_cpu(reply.evt.resume_triggers), string, + sizeof(string)); + wil_dbg_pm(wil, "device resume %s, resume triggers:%s (0x%x)\n", + reply.evt.status ? "failed" : "passed", string, + le32_to_cpu(reply.evt.resume_triggers)); return reply.evt.status; } @@ -1906,8 +2188,8 @@ static void wmi_event_handle(struct wil6210_priv *wil, void *evt_data = (void *)(&wmi[1]); u16 id = le16_to_cpu(wmi->command_id); - wil_dbg_wmi(wil, "Handle WMI 0x%04x (reply_id 0x%04x)\n", - id, wil->reply_id); + wil_dbg_wmi(wil, "Handle %s (0x%04x) (reply_id 0x%04x)\n", + eventid2name(id), id, wil->reply_id); /* check if someone waits for this event */ if (wil->reply_id && wil->reply_id == id) { WARN_ON(wil->reply_buf); |