forked from Minki/linux
wlcore/wl18xx: add radar_debug_mode handling
Add debugfs key (under CFG80211_CERTIFICATION_ONUS configuration) to set/clear radar_debug_mode. In this mode, the driver simply ignores radar events (but prints them). The fw is notified about this mode through a special generic_cfg_feature command. This mode is relevant only for ap mode. look for it when initializing ap vif. Signed-off-by: Eliad Peller <eliad@wizery.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
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parent
87cba16960
commit
8cf77e176f
@ -345,6 +345,69 @@ static const struct file_operations dynamic_fw_traces_ops = {
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.llseek = default_llseek,
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};
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#ifdef CONFIG_CFG80211_CERTIFICATION_ONUS
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static ssize_t radar_debug_mode_write(struct file *file,
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const char __user *user_buf,
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size_t count, loff_t *ppos)
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{
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struct wl1271 *wl = file->private_data;
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struct wl12xx_vif *wlvif;
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unsigned long value;
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int ret;
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ret = kstrtoul_from_user(user_buf, count, 10, &value);
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if (ret < 0) {
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wl1271_warning("illegal radar_debug_mode value!");
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return -EINVAL;
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}
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/* valid values: 0/1 */
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if (!(value == 0 || value == 1)) {
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wl1271_warning("value is not in valid!");
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return -EINVAL;
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}
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mutex_lock(&wl->mutex);
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wl->radar_debug_mode = value;
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if (unlikely(wl->state != WLCORE_STATE_ON))
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goto out;
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ret = wl1271_ps_elp_wakeup(wl);
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if (ret < 0)
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goto out;
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wl12xx_for_each_wlvif_ap(wl, wlvif) {
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wlcore_cmd_generic_cfg(wl, wlvif,
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WLCORE_CFG_FEATURE_RADAR_DEBUG,
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wl->radar_debug_mode, 0);
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}
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wl1271_ps_elp_sleep(wl);
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out:
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mutex_unlock(&wl->mutex);
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return count;
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}
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static ssize_t radar_debug_mode_read(struct file *file,
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char __user *userbuf,
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size_t count, loff_t *ppos)
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{
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struct wl1271 *wl = file->private_data;
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return wl1271_format_buffer(userbuf, count, ppos,
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"%d\n", wl->radar_debug_mode);
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}
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static const struct file_operations radar_debug_mode_ops = {
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.write = radar_debug_mode_write,
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.read = radar_debug_mode_read,
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.open = simple_open,
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.llseek = default_llseek,
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};
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#endif /* CFG80211_CERTIFICATION_ONUS */
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int wl18xx_debugfs_add_files(struct wl1271 *wl,
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struct dentry *rootdir)
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{
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@ -510,6 +573,9 @@ int wl18xx_debugfs_add_files(struct wl1271 *wl,
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DEBUGFS_ADD(conf, moddir);
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DEBUGFS_ADD(radar_detection, moddir);
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#ifdef CONFIG_CFG80211_CERTIFICATION_ONUS
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DEBUGFS_ADD(radar_debug_mode, moddir);
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#endif
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DEBUGFS_ADD(dynamic_fw_traces, moddir);
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return 0;
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@ -146,7 +146,8 @@ int wl18xx_process_mailbox_events(struct wl1271 *wl)
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mbox->radar_channel,
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wl18xx_radar_type_decode(mbox->radar_type));
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ieee80211_radar_detected(wl->hw);
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if (!wl->radar_debug_mode)
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ieee80211_radar_detected(wl->hw);
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}
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if (vector & PERIODIC_SCAN_REPORT_EVENT_ID) {
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@ -558,6 +558,11 @@ static int wl12xx_init_ap_role(struct wl1271 *wl, struct wl12xx_vif *wlvif)
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if (ret < 0)
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return ret;
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if (wl->radar_debug_mode)
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wlcore_cmd_generic_cfg(wl, wlvif,
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WLCORE_CFG_FEATURE_RADAR_DEBUG,
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wl->radar_debug_mode, 0);
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return 0;
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}
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@ -463,6 +463,7 @@ struct wl1271 {
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/* the current dfs region */
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enum nl80211_dfs_regions dfs_region;
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bool radar_debug_mode;
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/* size of the private FW status data */
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size_t fw_status_len;
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