diff options
author | Dedy Lansky <dlansky@codeaurora.org> | 2019-12-18 20:10:24 +0200 |
---|---|---|
committer | Kalle Valo <kvalo@codeaurora.org> | 2019-12-19 18:16:54 +0200 |
commit | 4315a74a482f86750a1e78ac536c5baeb05ff6b1 (patch) | |
tree | a7ac915e13d663560ef5104275d8c6b736a09f65 /drivers/net/wireless/ath/wil6210/wmi.c | |
parent | 5e5f069c30ccdbc09bd548858ee75d0487e74490 (diff) |
wil6210: add support for set_cqm_rssi_config
set_cqm_rssi_config() is used by the kernel to configure connection
quality monitor RSSI threshold.
wil6210 uses WMI_SET_LINK_MONITOR_CMDID to set the RSSI threshold to
FW which in turn reports RSSI threshold changes with
WMI_LINK_MONITOR_EVENTID.
Signed-off-by: Dedy Lansky <dlansky@codeaurora.org>
Signed-off-by: Maya Erez <merez@codeaurora.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Diffstat (limited to 'drivers/net/wireless/ath/wil6210/wmi.c')
-rw-r--r-- | drivers/net/wireless/ath/wil6210/wmi.c | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/wil6210/wmi.c b/drivers/net/wireless/ath/wil6210/wmi.c index 3aca86b3071d..dcba0a4c47b4 100644 --- a/drivers/net/wireless/ath/wil6210/wmi.c +++ b/drivers/net/wireless/ath/wil6210/wmi.c @@ -476,6 +476,8 @@ static const char *cmdid2name(u16 cmdid) return "WMI_RBUFCAP_CFG_CMD"; case WMI_TEMP_SENSE_ALL_CMDID: return "WMI_TEMP_SENSE_ALL_CMDID"; + case WMI_SET_LINK_MONITOR_CMDID: + return "WMI_SET_LINK_MONITOR_CMD"; default: return "Untracked CMD"; } @@ -624,6 +626,10 @@ static const char *eventid2name(u16 eventid) return "WMI_RBUFCAP_CFG_EVENT"; case WMI_TEMP_SENSE_ALL_DONE_EVENTID: return "WMI_TEMP_SENSE_ALL_DONE_EVENTID"; + case WMI_SET_LINK_MONITOR_EVENTID: + return "WMI_SET_LINK_MONITOR_EVENT"; + case WMI_LINK_MONITOR_EVENTID: + return "WMI_LINK_MONITOR_EVENT"; default: return "Untracked EVENT"; } @@ -1836,6 +1842,32 @@ fail: wil6210_disconnect(vif, NULL, WLAN_REASON_PREV_AUTH_NOT_VALID); } +static void +wmi_evt_link_monitor(struct wil6210_vif *vif, int id, void *d, int len) +{ + struct wil6210_priv *wil = vif_to_wil(vif); + struct net_device *ndev = vif_to_ndev(vif); + struct wmi_link_monitor_event *evt = d; + enum nl80211_cqm_rssi_threshold_event event_type; + + if (len < sizeof(*evt)) { + wil_err(wil, "link monitor event too short %d\n", len); + return; + } + + wil_dbg_wmi(wil, "link monitor event, type %d rssi %d (stored %d)\n", + evt->type, evt->rssi_level, wil->cqm_rssi_thold); + + if (evt->type != WMI_LINK_MONITOR_NOTIF_RSSI_THRESHOLD_EVT) + /* ignore */ + return; + + event_type = (evt->rssi_level > wil->cqm_rssi_thold ? + NL80211_CQM_RSSI_THRESHOLD_EVENT_HIGH : + NL80211_CQM_RSSI_THRESHOLD_EVENT_LOW); + cfg80211_cqm_rssi_notify(ndev, event_type, evt->rssi_level, GFP_KERNEL); +} + /** * Some events are ignored for purpose; and need not be interpreted as * "unhandled events" @@ -1869,6 +1901,7 @@ static const struct { {WMI_LINK_STATS_EVENTID, wmi_evt_link_stats}, {WMI_FT_AUTH_STATUS_EVENTID, wmi_evt_auth_status}, {WMI_FT_REASSOC_STATUS_EVENTID, wmi_evt_reassoc_status}, + {WMI_LINK_MONITOR_EVENTID, wmi_evt_link_monitor}, }; /* @@ -3981,3 +4014,46 @@ int wmi_link_stats_cfg(struct wil6210_vif *vif, u32 type, u8 cid, u32 interval) return 0; } + +int wmi_set_cqm_rssi_config(struct wil6210_priv *wil, + s32 rssi_thold, u32 rssi_hyst) +{ + struct net_device *ndev = wil->main_ndev; + struct wil6210_vif *vif = ndev_to_vif(ndev); + int rc; + struct { + struct wmi_set_link_monitor_cmd cmd; + s8 rssi_thold; + } __packed cmd = { + .cmd = { + .rssi_hyst = rssi_hyst, + .rssi_thresholds_list_size = 1, + }, + .rssi_thold = rssi_thold, + }; + struct { + struct wmi_cmd_hdr hdr; + struct wmi_set_link_monitor_event evt; + } __packed reply = { + .evt = {.status = WMI_FW_STATUS_FAILURE}, + }; + + if (rssi_thold > S8_MAX || rssi_thold < S8_MIN || rssi_hyst > U8_MAX) + return -EINVAL; + + rc = wmi_call(wil, WMI_SET_LINK_MONITOR_CMDID, vif->mid, &cmd, + sizeof(cmd), WMI_SET_LINK_MONITOR_EVENTID, + &reply, sizeof(reply), WIL_WMI_CALL_GENERAL_TO_MS); + if (rc) { + wil_err(wil, "WMI_SET_LINK_MONITOR_CMDID failed, rc %d\n", rc); + return rc; + } + + if (reply.evt.status != WMI_FW_STATUS_SUCCESS) { + wil_err(wil, "WMI_SET_LINK_MONITOR_CMDID failed, status %d\n", + reply.evt.status); + return -EINVAL; + } + + return 0; +} |