iwlwifi: mvm: disable scheduled scan to prevent firmware crash

egrumbach · egrumbach · commit 77b2f2865956 · 2014-08-14T19:47:41.000+03:00
There are firmwares which don't support scheduled scan.
Disable it for now.
Linus's system encoutered this issue.
Thanks to David Spinadel for his help.

Tested-by: Linus Torvalds &lt;torvalds@linux-foundation.org&gt;
Signed-off-by: Emmanuel Grumbach &lt;emmanuel.grumbach@intel.com&gt;
diff --git a/drivers/net/wireless/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/iwlwifi/mvm/mac80211.c
@@ -396,7 +396,8 @@ int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm)
 	else
 		hw->wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT;
 
-	hw->wiphy->flags |= WIPHY_FLAG_SUPPORTS_SCHED_SCAN;
+	/* TODO: enable that only for firmwares that don't crash */
+	/* hw->wiphy->flags |= WIPHY_FLAG_SUPPORTS_SCHED_SCAN; */
 	hw->wiphy->max_sched_scan_ssids = PROBE_OPTION_MAX;
 	hw->wiphy->max_match_sets = IWL_SCAN_MAX_PROFILES;
 	/* we create the 802.11 header and zero length SSID IE. */
