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iwlwifi: mvm: add IBSS support

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At the firmware level, IBSS support has similar programming
requirements as AP/GO support, so use the same functions with
just small differences.

With IBSS only a single virtual interface can be used, so no
changes in the advertised interface combinations are needed.

For now, don't use hardware crypto for the GTKs in IBSS mode,
the firmware should support it though.

Reviewed-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Johannes Berg
2013-07-31 14:07:43 +02:00
parent c4aee085c0
commit 5023d96616
7 changed files with 102 additions and 41 deletions
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6
drivers/net/wireless/iwlwifi/mvm/sta.c
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@@ -644,10 +644,14 @@ int iwl_mvm_send_bcast_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
struct iwl_mvm_int_sta *bsta)
{
struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
static const u8 baddr[] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
static const u8 _baddr[] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
static const u8 *baddr = _baddr;
lockdep_assert_held(&mvm->mutex);
if (vif->type == NL80211_IFTYPE_ADHOC)
baddr = vif->bss_conf.bssid;
if (WARN_ON_ONCE(bsta->sta_id == IWL_MVM_STATION_COUNT))
return -ENOSPC;