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authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-09-08 01:01:14 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-09-08 01:01:14 -0300
commite5fd91f1ef340da553f7a79da9540c3db711c937 (patch)
treeb11842027dc6641da63f4bcc524f8678263304a3 /drivers/net/wireless/mwifiex/11h.c
parent2a9b0348e685a63d97486f6749622b61e9e3292f (diff)
Linux-libre 4.2-gnu
Diffstat (limited to 'drivers/net/wireless/mwifiex/11h.c')
-rw-r--r--drivers/net/wireless/mwifiex/11h.c72
1 files changed, 48 insertions, 24 deletions
diff --git a/drivers/net/wireless/mwifiex/11h.c b/drivers/net/wireless/mwifiex/11h.c
index 3ab87a855..71a1b5807 100644
--- a/drivers/net/wireless/mwifiex/11h.c
+++ b/drivers/net/wireless/mwifiex/11h.c
@@ -134,8 +134,8 @@ void mwifiex_dfs_cac_work_queue(struct work_struct *work)
chandef = priv->dfs_chandef;
if (priv->wdev.cac_started) {
- dev_dbg(priv->adapter->dev,
- "CAC timer finished; No radar detected\n");
+ mwifiex_dbg(priv->adapter, MSG,
+ "CAC timer finished; No radar detected\n");
cfg80211_cac_event(priv->netdev, &chandef,
NL80211_RADAR_CAC_FINISHED,
GFP_KERNEL);
@@ -161,21 +161,40 @@ int mwifiex_cmd_issue_chan_report_request(struct mwifiex_private *priv,
cr_req->chan_desc.chan_width = radar_params->chandef->width;
cr_req->msec_dwell_time = cpu_to_le32(radar_params->cac_time_ms);
- dev_dbg(priv->adapter->dev,
- "11h: issuing DFS Radar check for channel=%d\n",
- radar_params->chandef->chan->hw_value);
+ if (radar_params->cac_time_ms)
+ mwifiex_dbg(priv->adapter, MSG,
+ "11h: issuing DFS Radar check for channel=%d\n",
+ radar_params->chandef->chan->hw_value);
+ else
+ mwifiex_dbg(priv->adapter, MSG, "cancelling CAC\n");
return 0;
}
+int mwifiex_stop_radar_detection(struct mwifiex_private *priv,
+ struct cfg80211_chan_def *chandef)
+{
+ struct mwifiex_radar_params radar_params;
+
+ memset(&radar_params, 0, sizeof(struct mwifiex_radar_params));
+ radar_params.chandef = chandef;
+ radar_params.cac_time_ms = 0;
+
+ return mwifiex_send_cmd(priv, HostCmd_CMD_CHAN_REPORT_REQUEST,
+ HostCmd_ACT_GEN_SET, 0, &radar_params, true);
+}
+
/* This function is to abort ongoing CAC upon stopping AP operations
* or during unload.
*/
void mwifiex_abort_cac(struct mwifiex_private *priv)
{
if (priv->wdev.cac_started) {
- dev_dbg(priv->adapter->dev,
- "Aborting delayed work for CAC.\n");
+ if (mwifiex_stop_radar_detection(priv, &priv->dfs_chandef))
+ mwifiex_dbg(priv->adapter, ERROR,
+ "failed to stop CAC in FW\n");
+ mwifiex_dbg(priv->adapter, MSG,
+ "Aborting delayed work for CAC.\n");
cancel_delayed_work_sync(&priv->dfs_cac_work);
cfg80211_cac_event(priv->netdev, &priv->dfs_chandef,
NL80211_RADAR_CAC_ABORTED, GFP_KERNEL);
@@ -199,7 +218,8 @@ int mwifiex_11h_handle_chanrpt_ready(struct mwifiex_private *priv,
sizeof(u32));
if (le32_to_cpu(rpt_event->result) != HostCmd_RESULT_OK) {
- dev_err(priv->adapter->dev, "Error in channel report event\n");
+ mwifiex_dbg(priv->adapter, ERROR,
+ "Error in channel report event\n");
return -1;
}
@@ -212,8 +232,8 @@ int mwifiex_11h_handle_chanrpt_ready(struct mwifiex_private *priv,
switch (le16_to_cpu(rpt->header.type)) {
case TLV_TYPE_CHANRPT_11H_BASIC:
if (rpt->map.radar) {
- dev_notice(priv->adapter->dev,
- "RADAR Detected on channel %d!\n",
+ mwifiex_dbg(priv->adapter, MSG,
+ "RADAR Detected on channel %d!\n",
priv->dfs_chandef.chan->hw_value);
cancel_delayed_work_sync(&priv->dfs_cac_work);
cfg80211_cac_event(priv->netdev,
@@ -242,16 +262,20 @@ int mwifiex_11h_handle_radar_detected(struct mwifiex_private *priv,
rdr_event = (void *)(skb->data + sizeof(u32));
if (le32_to_cpu(rdr_event->passed)) {
- dev_notice(priv->adapter->dev,
- "radar detected; indicating kernel\n");
+ mwifiex_dbg(priv->adapter, MSG,
+ "radar detected; indicating kernel\n");
+ if (mwifiex_stop_radar_detection(priv, &priv->dfs_chandef))
+ mwifiex_dbg(priv->adapter, ERROR,
+ "Failed to stop CAC in FW\n");
cfg80211_radar_event(priv->adapter->wiphy, &priv->dfs_chandef,
GFP_KERNEL);
- dev_dbg(priv->adapter->dev, "regdomain: %d\n",
- rdr_event->reg_domain);
- dev_dbg(priv->adapter->dev, "radar detection type: %d\n",
- rdr_event->det_type);
+ mwifiex_dbg(priv->adapter, MSG, "regdomain: %d\n",
+ rdr_event->reg_domain);
+ mwifiex_dbg(priv->adapter, MSG, "radar detection type: %d\n",
+ rdr_event->det_type);
} else {
- dev_dbg(priv->adapter->dev, "false radar detection event!\n");
+ mwifiex_dbg(priv->adapter, MSG,
+ "false radar detection event!\n");
}
return 0;
@@ -276,20 +300,20 @@ void mwifiex_dfs_chan_sw_work_queue(struct work_struct *work)
bss_cfg = &priv->bss_cfg;
if (!bss_cfg->beacon_period) {
- dev_err(priv->adapter->dev,
- "channel switch: AP already stopped\n");
+ mwifiex_dbg(priv->adapter, ERROR,
+ "channel switch: AP already stopped\n");
return;
}
- mwifiex_uap_set_channel(bss_cfg, priv->dfs_chandef);
+ mwifiex_uap_set_channel(priv, bss_cfg, priv->dfs_chandef);
if (mwifiex_config_start_uap(priv, bss_cfg)) {
- dev_dbg(priv->adapter->dev,
- "Failed to start AP after channel switch\n");
+ mwifiex_dbg(priv->adapter, ERROR,
+ "Failed to start AP after channel switch\n");
return;
}
- dev_notice(priv->adapter->dev,
- "indicating channel switch completion to kernel\n");
+ mwifiex_dbg(priv->adapter, MSG,
+ "indicating channel switch completion to kernel\n");
cfg80211_ch_switch_notify(priv->netdev, &priv->dfs_chandef);
}